File:  [LON-CAPA] / loncom / interface / londocs.pm
Revision 1.484.2.16: download - view: text, annotated - select for diffs
Thu Dec 13 03:59:56 2012 UTC (11 years, 5 months ago) by raeburn
Branches: version_2_11_X
- For 2.11
  - Backport 1.505, 1.506, 1.507

    1: # The LearningOnline Network
    2: # Documents
    3: #
    4: # $Id: londocs.pm,v 1.484.2.16 2012/12/13 03:59:56 raeburn Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   23: #
   24: # /home/httpd/html/adm/gpl.txt
   25: #
   26: # http://www.lon-capa.org/
   27: #
   28: 
   29: package Apache::londocs;
   30: 
   31: use strict;
   32: use Apache::Constants qw(:common :http);
   33: use Apache::imsexport;
   34: use Apache::lonnet;
   35: use Apache::loncommon;
   36: use Apache::lonhtmlcommon;
   37: use LONCAPA::map();
   38: use Apache::lonratedt();
   39: use Apache::lonxml;
   40: use Apache::lonclonecourse;
   41: use Apache::lonnavmaps;
   42: use Apache::lonnavdisplay();
   43: use Apache::lonuserstate();
   44: use HTML::Entities;
   45: use HTML::TokeParser;
   46: use GDBM_File;
   47: use Apache::lonlocal;
   48: use Cwd;
   49: use LONCAPA qw(:DEFAULT :match);
   50: 
   51: my $iconpath;
   52: 
   53: my %hash;
   54: 
   55: my $hashtied;
   56: my %alreadyseen=();
   57: 
   58: my $hadchanges;
   59: 
   60: 
   61: my %help=();
   62: 
   63: 
   64: sub mapread {
   65:     my ($coursenum,$coursedom,$map)=@_;
   66:     return
   67:       &LONCAPA::map::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
   68: 			     $map);
   69: }
   70: 
   71: sub storemap {
   72:     my ($coursenum,$coursedom,$map,$contentchg)=@_;
   73:     my $report;
   74:     if (($contentchg) && ($map =~ /^default/)) {
   75:        $report = 1;
   76:     }
   77:     my ($outtext,$errtext)=
   78:       &LONCAPA::map::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
   79: 			      $map,1,$report);
   80:     if ($errtext) { return ($errtext,2); }
   81: 
   82:     $hadchanges=1;
   83:     return ($errtext,0);
   84: }
   85: 
   86: 
   87: 
   88: sub authorhosts {
   89:     my %outhash=();
   90:     my $home=0;
   91:     my $other=0;
   92:     foreach my $key (keys(%env)) {
   93: 	if ($key=~/^user\.role\.(au|ca)\.(.+)$/) {
   94: 	    my $role=$1;
   95: 	    my $realm=$2;
   96: 	    my ($start,$end)=split(/\./,$env{$key});
   97: 	    if (($start) && ($start>time)) { next; }
   98: 	    if (($end) && (time>$end)) { next; }
   99: 	    my ($ca,$cd);
  100: 	    if ($1 eq 'au') {
  101: 		$ca=$env{'user.name'};
  102: 		$cd=$env{'user.domain'};
  103: 	    } else {
  104: 		($cd,$ca)=($realm=~/^\/($match_domain)\/($match_username)$/);
  105: 	    }
  106: 	    my $allowed=0;
  107: 	    my $myhome=&Apache::lonnet::homeserver($ca,$cd);
  108: 	    my @ids=&Apache::lonnet::current_machine_ids();
  109: 	    foreach my $id (@ids) {
  110:                 if ($id eq $myhome) {
  111:                     $allowed=1;
  112:                     last;
  113:                 }
  114:             }
  115: 	    if ($allowed) {
  116: 		$home++;
  117: 		$outhash{'home_'.$ca.':'.$cd}=1;
  118: 	    } else {
  119: 		$outhash{'otherhome_'.$ca.':'.$cd}=$myhome;
  120: 		$other++;
  121: 	    }
  122: 	}
  123:     }
  124:     return ($home,$other,%outhash);
  125: }
  126: 
  127: 
  128: sub clean {
  129:     my ($title)=@_;
  130:     $title=~s/[^\w\/\!\$\%\^\*\-\_\=\+\;\:\,\\\|\`\~]+/\_/gs;
  131:     return $title;
  132: }
  133: 
  134: 
  135: 
  136: sub dumpcourse {
  137:     my ($r) = @_;
  138:     my $crstype = &Apache::loncommon::course_type();
  139:     $r->print(&Apache::loncommon::start_page('Dump '.$crstype.' Content to Authoring Space')."\n".
  140:               &Apache::lonhtmlcommon::breadcrumbs('Dump '.$crstype.' Content to Authoring Space')."\n");
  141:     $r->print(&startContentScreen('tools'));
  142:     my ($home,$other,%outhash)=&authorhosts();
  143:     unless ($home) {
  144:         $r->print(&endContentScreen());
  145:         return '';
  146:     }
  147:     my $origcrsid=$env{'request.course.id'};
  148:     my %origcrsdata=&Apache::lonnet::coursedescription($origcrsid);
  149:     if (($env{'form.authorspace'}) && ($env{'form.authorfolder'}=~/\w/)) {
  150: # Do the dumping
  151: 	unless ($outhash{'home_'.$env{'form.authorspace'}}) {
  152:             $r->print(&endContentScreen());
  153:             return '';
  154:         }
  155: 	my ($ca,$cd)=split(/\@/,$env{'form.authorspace'});
  156: 	$r->print('<h3>'.&mt('Copying Files').'</h3>');
  157: 	my $title=$env{'form.authorfolder'};
  158: 	$title=&clean($title);
  159: 	my %replacehash=();
  160: 	foreach my $key (keys(%env)) {
  161: 	    if ($key=~/^form\.namefor\_(.+)/) {
  162: 		$replacehash{$1}=$env{$key};
  163: 	    }
  164: 	}
  165: 	my $crs='/uploaded/'.$env{'request.course.id'}.'/';
  166: 	$crs=~s/\_/\//g;
  167: 	foreach my $item (keys(%replacehash)) {
  168: 	    my $newfilename=$title.'/'.$replacehash{$item};
  169: 	    $newfilename=~s/\.(\w+)$//;
  170: 	    my $ext=$1;
  171: 	    $newfilename=&clean($newfilename);
  172: 	    $newfilename.='.'.$ext;
  173: 	    my @dirs=split(/\//,$newfilename);
  174: 	    my $path=$r->dir_config('lonDocRoot')."/priv/$cd/$ca";
  175: 	    my $makepath=$path;
  176: 	    my $fail=0;
  177: 	    for (my $i=0;$i<$#dirs;$i++) {
  178: 		$makepath.='/'.$dirs[$i];
  179: 		unless (-e $makepath) {
  180: 		    unless(mkdir($makepath,0777)) { $fail=1; }
  181: 		}
  182: 	    }
  183: 	    $r->print('<br /><tt>'.$item.'</tt> => <tt>'.$newfilename.'</tt>: ');
  184: 	    if (my $fh=Apache::File->new('>'.$path.'/'.$newfilename)) {
  185: 		if ($item=~/\.(sequence|page|html|htm|xml|xhtml)$/) {
  186: 		    print $fh &Apache::lonclonecourse::rewritefile(
  187:          &Apache::lonclonecourse::readfile($env{'request.course.id'},$item),
  188: 				     (%replacehash,$crs => '')
  189: 								    );
  190: 		} else {
  191: 		    print $fh
  192:          &Apache::lonclonecourse::readfile($env{'request.course.id'},$item);
  193: 		       }
  194: 		$fh->close();
  195: 	    } else {
  196: 		$fail=1;
  197: 	    }
  198: 	    if ($fail) {
  199: 		$r->print('<span class="LC_error">'.&mt('fail').'</span>');
  200: 	    } else {
  201: 		$r->print('<span class="LC_success">'.&mt('ok').'</span>');
  202: 	    }
  203: 	}
  204:     } else {
  205:         $r->print(&mt('Searching ...').'<br />');
  206:         $r->rflush();
  207: # Input form
  208:         $r->print('<form name="dumpdoc" action="" method="post">'."\n");
  209: 	unless ($home==1) {
  210: 	    $r->print('<div class="LC_left_float">'.
  211: 		      '<fieldset><legend>'.
  212:                       &mt('Select the Authoring Space').
  213:                       '</legend><select name="authorspace">');
  214: 	}
  215: 	foreach my $key (sort(keys(%outhash))) {
  216: 	    if ($key=~/^home_(.+)$/) {
  217: 		if ($home==1) {
  218: 		    $r->print(
  219: 		  '<input type="hidden" name="authorspace" value="'.$1.'" />');
  220: 		} else {
  221: 		    $r->print('<option value="'.$1.'">'.$1.' - '.
  222: 			      &Apache::loncommon::plainname(split(/\:/,$1)).'</option>');
  223: 		}
  224: 	    }
  225: 	}
  226: 	unless ($home==1) {
  227: 	    $r->print('</select></fieldset></div>'."\n");
  228: 	}
  229: 	my $title=$origcrsdata{'description'};
  230: 	$title=~s/[\/\s]+/\_/gs;
  231: 	$title=&clean($title);
  232: 	$r->print('<div class="LC_left_float">'.
  233:                   '<fieldset><legend>'.&mt('Folder in Authoring Space').'</legend>'.
  234:                   '<input type="text" size="50" name="authorfolder" value="'.
  235:                   $title.'" />'.
  236:                   '</fieldset></div><br clear="all" />'."\n");
  237: 	&tiehash();
  238: 	$r->print('<h4>'.&mt('Filenames in Authoring Space').'</h4>'
  239:                  .&Apache::loncommon::start_data_table()
  240:                  .&Apache::loncommon::start_data_table_header_row()
  241:                  .'<th>'.&mt('Internal Filename').'</th>'
  242:                  .'<th>'.&mt('Title').'</th>'
  243:                  .'<th>'.&mt('Save as ...').'</th>'
  244:                  .&Apache::loncommon::end_data_table_header_row());
  245: 	foreach my $file (&Apache::lonclonecourse::crsdirlist($origcrsid,'userfiles')) {
  246: 	    $r->print(&Apache::loncommon::start_data_table_row()
  247:                      .'<td>'.$file.'</td>');
  248: 	    my ($ext)=($file=~/\.(\w+)$/);
  249: 	    my $title=$hash{'title_'.$hash{
  250: 		'ids_/uploaded/'.$origcrsdata{'domain'}.'/'.$origcrsdata{'num'}.'/'.$file}};
  251: 	    $r->print('<td>'.($title?$title:'&nbsp;').'</td>');
  252: 	    if (!$title) {
  253: 		$title=$file;
  254: 	    } else {
  255: 		$title=~s|/|_|g;
  256: 	    }
  257: 	    $title=~s/\.(\w+)$//;
  258: 	    $title=&clean($title);
  259: 	    $title.='.'.$ext;
  260: 	    $r->print("\n<td><input type='text' size='60' name='namefor_".$file."' value='".$title."' /></td>"
  261:                      .&Apache::loncommon::end_data_table_row());
  262: 	}
  263: 	$r->print(&Apache::loncommon::end_data_table());
  264: 	&untiehash();
  265: 	$r->print(
  266:   '<p><input type="submit" name="dumpcourse" value="'.&mt("Dump $crstype Content").'" /></p></form>');
  267:     }
  268:     $r->print(&endContentScreen());
  269: }
  270: 
  271: sub group_import {
  272:     my ($coursenum, $coursedom, $folder, $container, $caller, @files) = @_;
  273: 
  274:     while (@files) {
  275: 	my ($name, $url, $residx) = @{ shift(@files) };
  276:         if (($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E/(default_\d+\.)(page|sequence)$})
  277: 	     && ($caller eq 'londocs')
  278: 	     && (!&Apache::lonnet::stat_file($url))) {
  279: 
  280:             my $errtext = '';
  281:             my $fatal = 0;
  282:             my $newmapstr = '<map>'."\n".
  283:                             '<resource id="1" src="" type="start"></resource>'."\n".
  284:                             '<link from="1" to="2" index="1"></link>'."\n".
  285:                             '<resource id="2" src="" type="finish"></resource>'."\n".
  286:                             '</map>';
  287:             $env{'form.output'}=$newmapstr;
  288:             my $result=&Apache::lonnet::finishuserfileupload($coursenum,$coursedom,
  289:                                                 'output',$1.$2);
  290:             if ($result != m|^/uploaded/|) {
  291:                 $errtext.='Map not saved: A network error occurred when trying to save the new map. ';
  292:                 $fatal = 2;
  293:             }
  294:             if ($fatal) {
  295:                 return ($errtext,$fatal);
  296:             }
  297:         }
  298: 	if ($url) {
  299: 	    if (!$residx
  300: 		|| defined($LONCAPA::map::zombies[$residx])) {
  301: 		$residx = &LONCAPA::map::getresidx($url,$residx);
  302: 		push(@LONCAPA::map::order, $residx);
  303: 	    }
  304: 	    my $ext = 'false';
  305: 	    if ($url=~m{^http://} || $url=~m{^https://}) { $ext = 'true'; }
  306: 	    $url  = &LONCAPA::map::qtunescape($url);
  307: 	    $name = &LONCAPA::map::qtunescape($name);
  308: 	    $LONCAPA::map::resources[$residx] =
  309: 		join(':', ($name, $url, $ext, 'normal', 'res'));
  310: 	}
  311:     }
  312:     return &storemap($coursenum, $coursedom, $folder.'.'.$container,1);
  313: }
  314: 
  315: sub breadcrumbs {
  316:     my ($allowed,$crstype)=@_;
  317:     &Apache::lonhtmlcommon::clear_breadcrumbs();
  318:     my (@folders);
  319:     if ($env{'form.pagepath'}) {
  320:         @folders = split('&',$env{'form.pagepath'});
  321:     } else {
  322:         @folders=split('&',$env{'form.folderpath'});
  323:     }
  324:     my $folderpath;
  325:     my $plain='';
  326:     my $randompick=-1;
  327:     my $isencrypted=0;
  328:     my $ishidden=0;
  329:     my $is_random_order=0;
  330:     while (@folders) {
  331: 	my $folder=shift(@folders);
  332:     	my $foldername=shift(@folders);
  333: 	if ($folderpath) {$folderpath.='&';}
  334: 	$folderpath.=$folder.'&'.$foldername;
  335:         my $url;
  336:         if ($allowed) {
  337:             $url = '/adm/coursedocs?folderpath=';
  338:         } else {
  339:             $url = '/adm/supplemental?folderpath=';
  340:         }
  341: 	$url .= &escape($folderpath);
  342: 	my $name=&unescape($foldername);
  343: # randompick number, hidden, encrypted, random order, is appended with ":"s to the foldername
  344:  	$name=~s/\:(\d*)\:(\w*)\:(\w*):(\d*)$//;
  345: 	if ($1 ne '') {
  346:            $randompick=$1;
  347:         } else {
  348:            $randompick=-1;
  349:         }
  350:         if ($2) { $ishidden=1; }
  351:         if ($3) { $isencrypted=1; }
  352: 	if ($4 ne '') { $is_random_order = 1; }
  353:         if ($folder eq 'supplemental') {
  354:             $name = &mt('Supplemental '.$crstype.' Content');
  355:         }
  356: 	&Apache::lonhtmlcommon::add_breadcrumb(
  357: 		      {'href'=>$url,
  358: 		       'title'=>$name,
  359: 		       'text'=>$name,
  360: 		       'no_mt'=>1,
  361: 		       });
  362: 	$plain.=$name.' &gt; ';
  363:     }
  364:     $plain=~s/\&gt\;\s*$//;
  365:     return (&Apache::lonhtmlcommon::breadcrumbs(undef,undef,0,'nohelp',
  366: 					       undef, undef, 1 ),$randompick,$ishidden,
  367:                                                $isencrypted,$plain,$is_random_order);
  368: }
  369: 
  370: sub log_docs {
  371:     return &Apache::lonnet::write_log('course','docslog',@_);
  372: }
  373: 
  374: {
  375:     my @oldresources=();
  376:     my @oldorder=();
  377:     my $parmidx;
  378:     my %parmaction=();
  379:     my %parmvalue=();
  380:     my $changedflag;
  381: 
  382:     sub snapshotbefore {
  383:         @oldresources=@LONCAPA::map::resources;
  384:         @oldorder=@LONCAPA::map::order;
  385:         $parmidx=undef;
  386:         %parmaction=();
  387:         %parmvalue=();
  388:         $changedflag=0;
  389:     }
  390: 
  391:     sub remember_parms {
  392:         my ($idx,$parameter,$action,$value)=@_;
  393:         $parmidx=$idx;
  394:         $parmaction{$parameter}=$action;
  395:         $parmvalue{$parameter}=$value;
  396:         $changedflag=1;
  397:     }
  398: 
  399:     sub log_differences {
  400:         my ($plain)=@_;
  401:         my %storehash=('folder' => $plain,
  402:                        'currentfolder' => $env{'form.folder'});
  403:         if ($parmidx) {
  404:            $storehash{'parameter_res'}=$oldresources[$parmidx];
  405:            foreach my $parm (keys(%parmaction)) {
  406:               $storehash{'parameter_action_'.$parm}=$parmaction{$parm};
  407:               $storehash{'parameter_value_'.$parm}=$parmvalue{$parm};
  408:            }
  409:         }
  410:         my $maxidx=$#oldresources;
  411:         if ($#LONCAPA::map::resources>$#oldresources) {
  412:            $maxidx=$#LONCAPA::map::resources;
  413:         }
  414:         for (my $idx=0; $idx<=$maxidx; $idx++) {
  415:            if ($LONCAPA::map::resources[$idx] ne $oldresources[$idx]) {
  416:               $storehash{'before_resources_'.$idx}=$oldresources[$idx];
  417:               $storehash{'after_resources_'.$idx}=$LONCAPA::map::resources[$idx];
  418:               $changedflag=1;
  419:            }
  420:            if ($LONCAPA::map::order[$idx] ne $oldorder[$idx]) {
  421:               $storehash{'before_order_res_'.$idx}=$oldresources[$oldorder[$idx]];
  422:               $storehash{'after_order_res_'.$idx}=$LONCAPA::map::resources[$LONCAPA::map::order[$idx]];
  423:               $changedflag=1;
  424:            }
  425:         }
  426: 	$storehash{'maxidx'}=$maxidx;
  427:         if ($changedflag) { &log_docs(\%storehash); }
  428:     }
  429: }
  430: 
  431: sub docs_change_log {
  432:     my ($r,$coursenum,$coursedom,$folder,$allowed,$crstype,$iconpath)=@_;
  433:     my $supplementalflag=($env{'form.folderpath'}=~/^supplemental/);
  434:     my $js = '<script type="text/javascript">'."\n".
  435:              '// <![CDATA['."\n".
  436:              &Apache::loncommon::display_filter_js('docslog')."\n".
  437:              &editing_js($env{'user.domain'},$env{'user.name'},$supplementalflag)."\n".
  438:              &history_tab_js()."\n".
  439:              &Apache::lonratedt::editscript('simple')."\n".
  440:              '// ]]>'."\n".
  441:              '</script>'."\n";
  442:     $r->print(&Apache::loncommon::start_page('Content Change Log',$js));
  443:     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Content Change Log'));
  444:     $r->print(&startContentScreen(($supplementalflag?'suppdocs':'docs')));
  445:     my %orderhash;
  446:     my $container='sequence';
  447:     my $pathitem;
  448:     if ($env{'form.pagepath'}) {
  449:         $container='page';
  450:         $pathitem = '<input type="hidden" name="pagepath" value="'.
  451:                     &HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />';
  452:     } else {
  453:         my $folderpath=$env{'form.folderpath'};
  454:         if ($folderpath eq '') {
  455:             $folderpath = 'default&'.&escape(&mt('Main '.$crstype.' Documents'));
  456:         }
  457:         $pathitem = '<input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($folderpath,'<>&"').'" />';
  458:     }
  459:     my $readfile="/uploaded/$coursedom/$coursenum/$folder.$container";
  460:     my $jumpto = $readfile;
  461:     $jumpto =~ s{^/}{};
  462:     my $tid = 1;
  463:     if ($supplementalflag) {
  464:         $tid = 2;
  465:     }
  466:     my ($breadcrumbtrail) = &breadcrumbs($allowed,$crstype);
  467:     $r->print($breadcrumbtrail.
  468:               &generate_edit_table($tid,\%orderhash,undef,$iconpath,$jumpto,
  469:               $readfile));
  470:     my %docslog=&Apache::lonnet::dump('nohist_docslog',
  471:                                       $env{'course.'.$env{'request.course.id'}.'.domain'},
  472:                                       $env{'course.'.$env{'request.course.id'}.'.num'});
  473: 
  474:     if ((keys(%docslog))[0]=~/^error\:/) { undef(%docslog); }
  475: 
  476:     my %saveable_parameters = ('show' => 'scalar',);
  477:     &Apache::loncommon::store_course_settings('docs_log',
  478:                                               \%saveable_parameters);
  479:     &Apache::loncommon::restore_course_settings('docs_log',
  480:                                                 \%saveable_parameters);
  481:     if (!$env{'form.show'}) { $env{'form.show'}=10; }
  482: # FIXME: internationalization seems wrong here
  483:     my %lt=('hiddenresource' => 'Resources hidden',
  484: 	    'encrypturl'     => 'URL hidden',
  485: 	    'randompick'     => 'Randomly pick',
  486: 	    'randomorder'    => 'Randomly ordered',
  487: 	    'set'            => 'set to',
  488: 	    'del'            => 'deleted');
  489:     my $filter = &Apache::loncommon::display_filter('docslog')."\n".
  490:                  $pathitem."\n".
  491:                  '<input type="hidden" name="folder" value="'.$env{'form.folder'}.'" />'.
  492:                  ('&nbsp;'x2).'<input type="submit" value="'.&mt('Display').'" />';
  493:     $r->print('<div class="LC_left_float">'.
  494:               '<fieldset><legend>'.&mt('Display of Content Changes').'</legend>'."\n".
  495:               &makedocslogform($filter,1).
  496:               '</fieldset></div><br clear="all" />');
  497:     $r->print(&Apache::loncommon::start_data_table().&Apache::loncommon::start_data_table_header_row().
  498:               '<th>'.&mt('Time').'</th><th>'.&mt('User').'</th><th>'.&mt('Folder').'</th><th>'.&mt('Before').'</th><th>'.
  499:               &mt('After').'</th>'.
  500:               &Apache::loncommon::end_data_table_header_row());
  501:     my $shown=0;
  502:     foreach my $id (sort { $docslog{$b}{'exe_time'}<=>$docslog{$a}{'exe_time'} } (keys(%docslog))) {
  503: 	if ($env{'form.displayfilter'} eq 'currentfolder') {
  504: 	    if ($docslog{$id}{'logentry'}{'currentfolder'} ne $folder) { next; }
  505: 	}
  506:         my @changes=keys(%{$docslog{$id}{'logentry'}});
  507:         if ($env{'form.displayfilter'} eq 'containing') {
  508: 	    my $wholeentry=$docslog{$id}{'exe_uname'}.':'.$docslog{$id}{'exe_udom'}.':'.
  509: 		&Apache::loncommon::plainname($docslog{$id}{'exe_uname'},$docslog{$id}{'exe_udom'});
  510: 	    foreach my $key (@changes) {
  511: 		$wholeentry.=':'.$docslog{$id}{'logentry'}{$key};
  512: 	    }
  513: 	    if ($wholeentry!~/\Q$env{'form.containingphrase'}\E/i) { next; }
  514: 	}
  515:         my $count = 0;
  516:         my $time =
  517:             &Apache::lonlocal::locallocaltime($docslog{$id}{'exe_time'});
  518:         my $plainname =
  519:             &Apache::loncommon::plainname($docslog{$id}{'exe_uname'},
  520:                                           $docslog{$id}{'exe_udom'});
  521:         my $about_me_link =
  522:             &Apache::loncommon::aboutmewrapper($plainname,
  523:                                                $docslog{$id}{'exe_uname'},
  524:                                                $docslog{$id}{'exe_udom'});
  525:         my $send_msg_link='';
  526:         if ((($docslog{$id}{'exe_uname'} ne $env{'user.name'})
  527:              || ($docslog{$id}{'exe_udom'} ne $env{'user.domain'}))) {
  528:             $send_msg_link ='<br />'.
  529:                 &Apache::loncommon::messagewrapper(&mt('Send message'),
  530:                                                    $docslog{$id}{'exe_uname'},
  531:                                                    $docslog{$id}{'exe_udom'});
  532:         }
  533:         $r->print(&Apache::loncommon::start_data_table_row());
  534:         $r->print('<td>'.$time.'</td>
  535:                        <td>'.$about_me_link.
  536:                   '<br /><tt>'.$docslog{$id}{'exe_uname'}.
  537:                                   ':'.$docslog{$id}{'exe_udom'}.'</tt>'.
  538:                   $send_msg_link.'</td><td>'.
  539:                   $docslog{$id}{'logentry'}{'folder'}.'</td><td>');
  540:         my $is_supp = 0;
  541:         if ($docslog{$id}{'logentry'}{'currentfolder'} =~ /^supplemental/) {
  542:             $is_supp = 1;
  543:         }
  544: # Before
  545: 	for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
  546: 	    my $oldname=(split(/\:/,$docslog{$id}{'logentry'}{'before_resources_'.$idx}))[0];
  547: 	    my $newname=(split(/\:/,$docslog{$id}{'logentry'}{'after_resources_'.$idx}))[0];
  548: 	    if ($oldname ne $newname) {
  549:                 my $shown = &LONCAPA::map::qtescape($oldname);
  550:                 if ($is_supp) {
  551:                     $shown = &Apache::loncommon::parse_supplemental_title($shown);
  552:                 }
  553:                 $r->print($shown);
  554: 	    }
  555: 	}
  556: 	$r->print('<ul>');
  557: 	for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
  558:             if ($docslog{$id}{'logentry'}{'before_order_res_'.$idx}) {
  559:                 my $shown = &LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'before_order_res_'.$idx}))[0]);
  560:                 if ($is_supp) {
  561:                     $shown = &Apache::loncommon::parse_supplemental_title($shown);
  562:                 }
  563:                 $r->print('<li>'.$shown.'</li>');
  564: 	    }
  565: 	}
  566: 	$r->print('</ul>');
  567: # After
  568:         $r->print('</td><td>');
  569: 
  570: 	for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
  571: 	    my $oldname=(split(/\:/,$docslog{$id}{'logentry'}{'before_resources_'.$idx}))[0];
  572: 	    my $newname=(split(/\:/,$docslog{$id}{'logentry'}{'after_resources_'.$idx}))[0];
  573: 	    if ($oldname ne '' && $oldname ne $newname) {
  574:                 my $shown = &LONCAPA::map::qtescape($newname);
  575:                 if ($is_supp) {
  576:                     $shown = &Apache::loncommon::parse_supplemental_title(&LONCAPA::map::qtescape($newname));
  577:                 }
  578:                 $r->print($shown);
  579: 	    }
  580: 	}
  581: 	$r->print('<ul>');
  582: 	for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
  583:             if ($docslog{$id}{'logentry'}{'after_order_res_'.$idx}) {
  584:                 my $shown = &LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'after_order_res_'.$idx}))[0]);
  585:                 if ($is_supp) {
  586:                     $shown = &Apache::loncommon::parse_supplemental_title($shown);
  587:                 }
  588:                 $r->print('<li>'.$shown.'</li>');
  589: 	    }
  590: 	}
  591: 	$r->print('</ul>');
  592: 	if ($docslog{$id}{'logentry'}{'parameter_res'}) {
  593: 	    $r->print(&LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'parameter_res'}))[0]).':<ul>');
  594: 	    foreach my $parameter ('randompick','hiddenresource','encrypturl','randomorder') {
  595: 		if ($docslog{$id}{'logentry'}{'parameter_action_'.$parameter}) {
  596: # FIXME: internationalization seems wrong here
  597: 		    $r->print('<li>'.
  598: 			      &mt($lt{$parameter}.' '.$lt{$docslog{$id}{'logentry'}{'parameter_action_'.$parameter}}.' [_1]',
  599: 				  $docslog{$id}{'logentry'}{'parameter_value_'.$parameter})
  600: 			      .'</li>');
  601: 		}
  602: 	    }
  603: 	    $r->print('</ul>');
  604: 	}
  605: # End
  606:         $r->print('</td>'.&Apache::loncommon::end_data_table_row());
  607:         $shown++;
  608:         if (!($env{'form.show'} eq &mt('all')
  609:               || $shown<=$env{'form.show'})) { last; }
  610:     }
  611:     $r->print(&Apache::loncommon::end_data_table()."\n".
  612:               &makesimpleeditform($pathitem)."\n".
  613:               '</div></div>');
  614:     $r->print(&endContentScreen());
  615: }
  616: 
  617: sub update_paste_buffer {
  618:     my ($coursenum,$coursedom,$folder) = @_;
  619: 
  620:     return if (!defined($env{'form.markcopy'}));
  621:     return if (!defined($env{'form.copyfolder'}));
  622:     return if ($env{'form.markcopy'} < 0);
  623: 
  624:     my ($errtext,$fatal) = &mapread($coursenum,$coursedom,
  625: 				    $env{'form.copyfolder'});
  626: 
  627:     return if ($fatal);
  628: 
  629: # Mark for copying
  630:     my ($title,$url)=split(':',$LONCAPA::map::resources[$LONCAPA::map::order[$env{'form.markcopy'}]]);
  631:     if (&is_supplemental_title($title)) {
  632:         &Apache::lonnet::appenv({'docs.markedcopy_supplemental' => $title});
  633: 	($title) = &Apache::loncommon::parse_supplemental_title($title);
  634:     } elsif ($env{'docs.markedcopy_supplemental'}) {
  635:         &Apache::lonnet::delenv('docs.markedcopy_supplemental');
  636:     }
  637:     $url=~s{http(&colon;|:)//https(&colon;|:)//}{https$2//};
  638: 
  639:     (my $cmd,undef)=split('_',$env{'form.cmd'});
  640: 
  641:     my %addtoenv = (
  642:                     'docs.markedcopy_title' => $title,
  643:                     'docs.markedcopy_url'   => $url,
  644:                     'docs.markedcopy_cmd'   => $cmd,
  645:                    );
  646:     &Apache::lonnet::delenv('docs.markedcopy_nested');
  647:     &Apache::lonnet::delenv('docs.markedcopy_nestednames');
  648:     if ($url =~ m{^/uploaded/$match_domain/$match_courseid/(default|supplemental)_?(\d*)\.(page|sequence)$}) {
  649:         my $prefix = $1;
  650:         my $subdir =$2;
  651:         if ($subdir eq '') {
  652:             $subdir = $prefix;
  653:         }
  654:         my (%addedmaps,%removefrommap,%removeparam,%hierarchy,%titles,%allmaps);
  655:         &contained_map_check($url,$folder,\%removefrommap,\%removeparam,\%addedmaps,
  656:                              \%hierarchy,\%titles,\%allmaps);
  657:         if (ref($hierarchy{$url}) eq 'HASH') {
  658:             my ($nested,$nestednames);
  659:             &recurse_uploaded_maps($url,$subdir,\%hierarchy,\%titles,\$nested,\$nestednames);
  660:             $nested =~ s/\&$//;
  661:             $nestednames =~ s/\Q___&&&___\E$//;
  662:             if ($nested ne '') {
  663:                 $addtoenv{'docs.markedcopy_nested'} = $nested;
  664:             }
  665:             if ($nestednames ne '') {
  666:                 $addtoenv{'docs.markedcopy_nestednames'} = $nestednames;
  667:             }
  668:         }
  669:     }
  670:     &Apache::lonnet::appenv(\%addtoenv);
  671:     delete($env{'form.markcopy'});
  672: }
  673: 
  674: sub recurse_uploaded_maps {
  675:     my ($url,$dir,$hierarchy,$titlesref,$nestref,$namesref) = @_;
  676:     if (ref($hierarchy->{$url}) eq 'HASH') {
  677:         my @maps = map { $hierarchy->{$url}{$_}; } sort { $a <=> $b } (keys(%{$hierarchy->{$url}}));
  678:         my @titles = map { $titlesref->{$url}{$_}; } sort { $a <=> $b } (keys(%{$titlesref->{$url}}));
  679:         my (@uploaded,@names,%shorter);
  680:         for (my $i=0; $i<@maps; $i++) {
  681:             my ($inner) = ($maps[$i] =~ m{^/uploaded/$match_domain/$match_courseid/(?:default|supplemental)_(\d+)\.(?:page|sequence)$});
  682:             if ($inner ne '') {
  683:                 push(@uploaded,$inner);
  684:                 push(@names,&escape($titles[$i]));
  685:                 $shorter{$maps[$i]} = $inner;
  686:             }
  687:         }
  688:         $$nestref .= "$dir:".join(',',@uploaded).'&';
  689:         $$namesref .= "$dir:".(join(',',@names)).'___&&&___';
  690:         foreach my $map (@maps) {
  691:             if ($shorter{$map} ne '') {
  692:                 &recurse_uploaded_maps($map,$shorter{$map},$hierarchy,$titlesref,$nestref,$namesref);
  693:             }
  694:         }
  695:     }
  696:     return;
  697: }
  698: 
  699: sub print_paste_buffer {
  700:     my ($r,$container,$folder,$coursedom,$coursenum) = @_;
  701:     return if (!defined($env{'docs.markedcopy_url'}));
  702: 
  703:     my ($is_external,$othercourse,$fromsupp,$is_uploaded_map,$parent);
  704:     my $extension = (split(/\./,$env{'docs.markedcopy_url'}))[-1];
  705:     if ($env{'docs.markedcopy_url'} =~ m{^(?:/adm/wrapper/ext|(?:http|https)(?:&colon;|:))//} ) {
  706:         $is_external = 1;
  707:     }
  708: 
  709:     my ($canpaste,$nopaste,$othercrs,$areachange,$is_uploaded_map);
  710:     if ($folder =~ /^supplemental/) {
  711:         $canpaste = &supp_pasteable($env{'docs.markedcopy_url'});
  712:         unless ($canpaste) {
  713:             $nopaste = &mt('Paste into Supplemental Content unavailable for this type of content.');
  714:         }
  715:     } else {
  716:         $canpaste = 1;
  717:     }
  718: 
  719:     if ($canpaste) {
  720:         if ($env{'docs.markedcopy_url'} =~ m{^/uploaded/($match_domain)/($match_courseid)/(.+)$}) {
  721:             my $srcdom = $1;
  722:             my $srcnum = $2;
  723:             my $rem = $3;
  724:             if (($srcdom ne $coursedom) || ($srcnum ne $coursenum)) {
  725:                 $othercourse = 1;
  726:                 if ($env{"user.priv.cm./$srcdom/$srcnum"} =~ /\Q:mdc&F\E/) {
  727:                     if ($canpaste) {
  728:                         $othercrs = '<br />'.&mt('(from another course).');
  729:                     }
  730:                 } else {
  731:                     $canpaste = 0;
  732:                     $nopaste = &mt('Paste from another course unavailable.')
  733:                 }
  734:             }
  735:             if ($rem =~ m{^(default|supplemental)_?(\d*)\.(?:page|sequence)$}) {
  736:                 my $prefix = $1;
  737:                 $parent = $2;
  738:                 if ($folder !~ /^\Q$prefix\E/) {
  739:                     $areachange = 1;
  740:                 }
  741:                 $is_uploaded_map = 1;
  742:             }
  743:         }
  744:     }
  745: 
  746:     $r->print('<fieldset>'
  747:              .'<legend>'.&mt('Clipboard').'</legend>');
  748:     my ($type,$buffer);
  749:     if ($is_external) {
  750: 	$type = &mt('External Resource');
  751: 	$buffer = $type.': '.
  752: 		  &LONCAPA::map::qtescape($env{'docs.markedcopy_title'}).' ('.
  753:                   &LONCAPA::map::qtescape($env{'docs.markedcopy_url'}).')';
  754:     }  else {
  755: 	my $icon = &Apache::loncommon::icon($extension);
  756: 	if ($extension eq 'sequence' &&
  757: 	    $env{'docs.markedcopy_url'} =~ m{/default_\d+\.sequence$ }x) {
  758: 	    $icon = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL'));
  759: 	    $icon .= '/navmap.folder.closed.gif';
  760: 	}
  761: 	$icon = '<img src="'.$icon.'" alt="" class="LC_icon" />';
  762:         $buffer = $icon.$type.': '.  &Apache::loncommon::parse_supplemental_title(&LONCAPA::map::qtescape($env{'docs.markedcopy_title'}));
  763:     }
  764:     if ($canpaste) {
  765:         $r->print('<form name="pasteform" action="/adm/coursedocs" method="post">'.$buffer);
  766:         if (($is_uploaded_map) && (!$areachange)) {
  767:             if ((!$othercourse) && ($env{'docs.markedcopy_cmd'} eq 'cut')) {
  768:                 $r->print(('&nbsp;'x 4).'<span id="pasteoptionstext">'.
  769:                           '<a href="javascript:showPasteOptions();" class="LC_menubuttons_link">'.
  770:                           &mt('Show Paste Options').'</a></span><br />'.
  771:                           '<div id="pasteoptions" class="LC_dccid">'.('&nbsp;'x 4).
  772:                           '<label>'.
  773:                           '<input type="radio" name="docs.markedcopy_options" value="new" checked="checked" />'.
  774:                           &mt('Copy to new folder').'</label>'.('&nbsp;' x2).
  775:                           '<label>'.
  776:                           '<input type="radio" name="docs.markedcopy_options" value="move" />'.
  777:                           &mt('Move old folder').'</label><br />');
  778:                 if ($env{'docs.markedcopy_nested'}) {
  779:                     $r->print('<br />'.&mt('Folder to paste contains sub-folders').
  780:                               '<br /><table border="0">');
  781:                     my @pastemaps = split(/\&/,$env{'docs.markedcopy_nested'});
  782:                     my @titles = split(/\Q___&&&___\E/,$env{'docs.markedcopy_nestednames'});
  783:                     my $lastdir = $parent;
  784:                     my %depths = (
  785:                                    $lastdir => 0,
  786:                                  );
  787:                     my (%display,%deps);
  788:                     for (my $i=0; $i<@pastemaps; $i++) {
  789:                         ($lastdir,my $subfolderstr) = split(/\:/,$pastemaps[$i]);
  790:                         my ($namedir,$esctitlestr) = split(/\:/,$titles[$i]);
  791:                         my @subfolders = split(/,/,$subfolderstr);
  792:                         $deps{$lastdir} = \@subfolders;
  793:                         my @subfoldertitles = map { &unescape($_); } split(/,/,$esctitlestr);
  794:                         my $depth = $depths{$lastdir} + 1;
  795:                         my $offset = int($depth * 4);
  796:                         my $indent = ('&nbsp;' x $offset);
  797:                         for (my $j=0; $j<@subfolders; $j++) {
  798:                             $depths{$subfolders[$j]} = $depth;
  799:                             $display{$subfolders[$j]} =
  800:                                   '<tr><td>'.$indent.$subfoldertitles[$j].'&nbsp;</td>'.
  801:                                   '<td><label>'.
  802:                                   '<input type="radio" name="docs.markedcopy_'.$subfolders[$j].'" value="new" checked="checked" />'.&mt('Copy to new').'</label>'.('&nbsp;' x2).
  803:                                   '<label>'.
  804:                                   '<input type="radio" name="docs.markedcopy_'.$subfolders[$j].'" value="move" />'.
  805:                                   &mt('Move old').'</label>'.
  806:                                   '</td></tr>';
  807:                         }
  808:                     }
  809:                     &recurse_print($r,$parent,\%deps,\%display);
  810:                     $r->print('</table>');
  811:                 }
  812:                 $r->print('</div>');
  813:             }
  814:         }
  815:         $r->print('<br /><input type="submit" name="pastemarked" value="'.&mt('Paste').'" />'.$othercrs);
  816:         if ($container eq 'page') {
  817: 	    $r->print('
  818: 	<input type="hidden" name="pagepath" value="'.&HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />
  819: 	<input type="hidden" name="pagesymb" value="'.&HTML::Entities::encode($env{'form.pagesymb'},'<>&"').'" />
  820: ');
  821:         } else {
  822: 	    $r->print('
  823:         <input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />
  824: ');
  825:         }
  826:         $r->print('</form>');
  827:     } else {
  828:         $r->print(&mt('Paste buffer contains:').' '.$buffer.
  829:                   '<br /><p class="LC_info">'.$nopaste.'</p>');
  830:     }
  831:     $r->print('</fieldset>');
  832: }
  833: 
  834: sub recurse_print {
  835:     my ($r,$dir,$deps,$display) = @_;
  836:     $r->print($display->{$dir}."\n");
  837:     if (ref($deps->{$dir}) eq 'ARRAY') {
  838:         foreach my $subdir (@{$deps->{$dir}}) {
  839:             &recurse_print($r,$subdir,$deps,$display);
  840:         }
  841:     }
  842: }
  843: 
  844: sub supp_pasteable {
  845:     my ($url) = @_;
  846:     if (($url =~ m{^(?:/adm/wrapper/ext|(?:http|https)(?:&colon;|:))//}) ||
  847:         (($url =~ /\.sequence$/) && ($url =~ m{^/uploaded/})) ||
  848:         ($url =~ m{^/uploaded/$match_domain/$match_courseid/(docs|supplemental)/(default|\d+)/\d+/}) ||
  849:         ($url =~ m{^/adm/$match_domain/$match_username/aboutme}) ||
  850:         ($url =~ m{^/public/$match_domain/$match_courseid/syllabus})) {
  851:         return 1;
  852:     }
  853:     return;
  854: }
  855: 
  856: sub paste_popup_js {
  857:     my %lt = &Apache::lonlocal::texthash(
  858:                                           show => 'Show Paste Options',
  859:                                           hide => 'Hide Paste Options',
  860:                                         );
  861:     return <<"END";
  862: 
  863: function showPasteOptions() {
  864:     document.getElementById('pasteoptions').style.display='block';
  865:     document.getElementById('pasteoptions').style.textAlign='left';
  866:     document.getElementById('pasteoptions').style.textFace='normal';
  867:     document.getElementById('pasteoptionstext').innerHTML ='<a href="javascript:hidePasteOptions();" class="LC_menubuttons_link">$lt{'hide'}</a><br />';
  868:     return;
  869: }
  870: 
  871: function hidePasteOptions() {
  872:     document.getElementById('pasteoptions').style.display='none';
  873:     document.getElementById('pasteoptionstext').innerHTML ='<a href="javascript:showPasteOptions()" class="LC_menubuttons_link">$lt{'show'}</a>';
  874:     return;
  875: }
  876: 
  877: END
  878: 
  879: }
  880: 
  881: 
  882: sub do_paste_from_buffer {
  883:     my ($coursenum,$coursedom,$folder,$container,$errors) = @_;
  884: 
  885: # Early out if paste buffer is empty
  886:     if (!$env{'form.pastemarked'}) {
  887:         return ();
  888:     }
  889: 
  890: # Supplemental content may only include certain types of content
  891: # Early out if pasted content is not supported in Supplemental area
  892:     if ($folder =~ /^supplemental/) {
  893:         unless (&supp_pasteable($env{'docs.markedcopy_url'})) {
  894:             return (&mt('Paste failed: content type is not supported within Supplemental Content'));
  895:         }
  896:     }
  897: 
  898: # Prepare to paste resource at end of list
  899:     my $url=&LONCAPA::map::qtescape($env{'docs.markedcopy_url'});
  900:     my $title=&LONCAPA::map::qtescape($env{'docs.markedcopy_title'});
  901: 
  902:     my ($is_map,$srcdom,$srcnum,$prefixchg,%before,%after,%mapchanges,%tomove);
  903:     if ($url=~/\.(page|sequence)$/) {
  904:         $is_map = 1;
  905:     }
  906:     if ($url =~ m{^/uploaded/($match_domain)/($match_courseid)/([^/]+)}) {
  907:         $srcdom = $1;
  908:         $srcnum = $2;
  909:         my $oldprefix = $3;
  910: # When paste buffer was populated using an active role in a different course
  911: # check for mdc privilege in the course from which the resource was pasted
  912:         if (($srcdom ne $coursedom) || ($srcnum ne $coursenum)) {
  913:             unless ($env{"user.priv.cm./$srcdom/$srcnum"} =~ /\Q:mdc&F\E/) {
  914:                 return (&mt('Paste failed: Item is from a different course which you do not have rights to edit.'));
  915:             }
  916:         }
  917: # When pasting content from Main Content to Supplemental Content and vice versa
  918: # URLs will contain different paths (which depend on whether pasted item is
  919: # a folder/page or a document.
  920:         if (($folder =~ /^supplemental/) && (($oldprefix =~ /^default/) || ($oldprefix eq 'docs'))) {
  921:             $prefixchg = 1;
  922:             %before = ( map => 'default',
  923:                         doc => 'docs');
  924:             %after =  ( map => 'supplemental',
  925:                         doc => 'supplemental' );
  926:         } elsif (($folder =~ /^default/) && ($oldprefix =~ /^supplemental/)) {
  927:             $prefixchg = 1;
  928:             %before = ( map => 'supplemental',
  929:                         doc => 'supplemental');
  930:             %after  = ( map => 'default',
  931:                         doc => 'docs');
  932:         }
  933: 
  934: # If pasting an uploaded map, get list of contained uploaded maps.
  935:         my @nested;
  936:         if ($env{'docs.markedcopy_nested'}) {
  937:             my ($type) = ($oldprefix =~ /^(default|supplemental)/);
  938:             my @items = split(/\&/,$env{'docs.markedcopy_nested'});
  939:             my @deps = map { /\d+:([\d,]+$)/ } @items;
  940:             foreach my $dep (@deps) {
  941:                 if ($dep =~ /,/) {
  942:                     push(@nested,split(/,/,$dep));
  943:                 } else {
  944:                     push(@nested,$dep);
  945:                 }
  946:             }
  947:             foreach my $item (@nested) {
  948:                 if ($env{'form.docs.markedcopy_'.$item} eq 'move') {
  949:                     $tomove{$type.'_'.$item} = 1;
  950:                 }
  951:             }
  952:         }
  953:     }
  954: 
  955: # Maps need to be copied first
  956:     my ($oldurl,%removefrommap,%removeparam,%addedmaps,%rewrites,%retitles,%copies,
  957:         %dbcopies,%zombies,%params,%docmoves,%mapmoves,%newsubdir,%newurls);
  958:     $oldurl = $url;
  959:     if ($is_map) {
  960:         if ($folder =~ /^default/) {
  961:             my $lastchange = &Apache::lonnet::get_coursechange($coursedom,$coursenum);
  962:             if ($lastchange > $env{'request.course.tied'}) {
  963:                 &reinit_role($coursedom,$coursenum,$env{"course.$env{'request.course.id'}.home"});
  964:             }
  965:         }
  966: # If pasting a map, check if map contains other maps
  967:         my (%allmaps,%hierarchy,%titles);
  968:         if ($folder =~ /^default/) {
  969:             my $navmap = Apache::lonnavmaps::navmap->new();
  970:             if (defined($navmap)) {
  971:                 foreach my $res ($navmap->retrieveResources(undef,sub { $_[0]->is_map() },1,0,1)) {
  972:                     $allmaps{$res->src()} = 1;
  973:                 }
  974:             }
  975:         }
  976:         &contained_map_check($url,$folder,\%removefrommap,\%removeparam,
  977:                              \%addedmaps,\%hierarchy,\%titles,\%allmaps);
  978:         if ($url=~ m{^/uploaded/}) {
  979:             my $newurl;
  980:             unless ($env{'form.docs.markedcopy_options'} eq 'move') {
  981:                 ($newurl,my $error) =
  982:                     &get_newmap_url($url,$folder,$prefixchg,$coursedom,$coursenum,
  983:                                     $srcdom,$srcnum,\$title,\%allmaps,\%newurls);
  984:                 if ($error) {
  985:                     return ($error);
  986:                 }
  987:                 if ($newurl ne '') {
  988:                     if ($newurl ne $url) {
  989:                         if ($newurl =~ /(?:default|supplemental)_(\d+).(?:sequence|page)$/) {
  990:                             $newsubdir{$url} = $1;
  991:                         }
  992:                         $mapchanges{$url} = 1;
  993:                     }
  994:                 }
  995:             }
  996:             if (($srcdom ne $coursedom) || ($srcnum ne $coursenum) || ($prefixchg) ||
  997:                 (($newurl ne '') && ($newurl ne $url))) {
  998:                 unless (&url_paste_fixups($url,$folder,$prefixchg,$coursedom,$coursenum,
  999:                                           \%allmaps,\%rewrites,\%retitles,\%copies,\%dbcopies,
 1000:                                           \%zombies,\%params,\%mapmoves,\%mapchanges,\%tomove,
 1001:                                           \%newsubdir,\%newurls)) {
 1002:                     $mapmoves{$url} = 1;
 1003:                 }
 1004:                 $url = $newurl;
 1005:             } elsif ($env{'docs.markedcopy_nested'}) {
 1006:                 &url_paste_fixups($url,$folder,$prefixchg,$coursedom,$coursenum,\%allmaps,\%rewrites,
 1007:                                   \%retitles,\%copies,\%dbcopies,\%zombies,\%params,\%mapmoves,
 1008:                                   \%mapchanges,\%tomove,\%newsubdir,\%newurls);
 1009:             }
 1010:         } elsif ($url=~m {^/res/}) {
 1011: # published maps can only exists once, so remove it from paste buffer when done
 1012:             &Apache::lonnet::delenv('docs.markedcopy');
 1013: # if pasting published map (main content are only) check map is not already in course
 1014:             if ($folder =~ /^default/) {
 1015:                 if ($allmaps{$url}) {
 1016:                     return (&mt('Paste failed: only one instance of a particular published sequence or page is allowed within each course.'));
 1017:                 }
 1018:             }
 1019:         }
 1020:     }
 1021:     if ($url=~ m{/smppg$}) {
 1022:         my $db_name = &Apache::lonsimplepage::get_db_name($url);
 1023:         if ($db_name =~ /^smppage_/) {
 1024:             #simple pages, need to copy the db contents to a new one.
 1025:             my %contents=&Apache::lonnet::dump($db_name,$coursedom,$coursenum);
 1026:             my $now = time();
 1027:             $db_name =~ s{_\d*$ }{_$now}x;
 1028:             my $dbresult=&Apache::lonnet::put($db_name,\%contents,
 1029:                                             $coursedom,$coursenum);
 1030:             if ($dbresult eq 'ok') {
 1031:                 $url =~ s{/(\d*)/smppg$ }{/$now/smppg}x;
 1032:                 $title=&mt('Copy of').' '.$title;
 1033:             } else {
 1034:                 return (&mt('Paste failed: An error occurred when copying the simple page.'));
 1035:             }
 1036:         }
 1037:     }
 1038:     $title = &LONCAPA::map::qtunescape($title);
 1039:     my $ext='false';
 1040:     if ($url=~m{^http(|s)://}) { $ext='true'; }
 1041:     $url       = &LONCAPA::map::qtunescape($url);
 1042: 
 1043: # For uploaded files (excluding pages/sequences) path in copied file is changed
 1044: # if paste is from Main to Supplemental (or vice versa), or if pasting between
 1045: # courses.
 1046: 
 1047:     my $newidx;
 1048:     unless ($is_map) {
 1049: # Now insert the URL at the bottom
 1050:         $newidx = &LONCAPA::map::getresidx($url);
 1051:         if ($url =~ m{^/uploaded/$match_domain/$match_courseid/(?:docs|supplemental)/(.+)$}) {
 1052:             my $relpath = $1;
 1053:             if ($relpath ne '') {
 1054:                 my ($prefix,$subdir,$rem) = ($relpath =~ m{^(default|\d+)/(\d+)/(.+)$});
 1055:                 my ($newloc,$newdocsdir) = ($folder =~ /^(default|supplemental)_?(\d*)/);
 1056:                 my $newprefix = $newloc;
 1057:                 if ($newloc eq 'default') {
 1058:                     $newprefix = 'docs';
 1059:                 }
 1060:                 if ($newdocsdir eq '') {
 1061:                     $newdocsdir = 'default';
 1062:                 }
 1063:                 if (($prefixchg) || ($srcdom ne $coursedom) || ($srcnum ne $coursenum)) {
 1064:                     my $newpath = "$newprefix/$newdocsdir/$newidx/$rem";
 1065:                     $url =
 1066:                         &Apache::lonclonecourse::writefile($env{'request.course.id'},$newpath,
 1067:                                                            &Apache::lonnet::getfile($oldurl));
 1068:                     if ($url eq '/adm/notfound.html') {
 1069:                         return (&mt('Paste failed: an error occurred saving the file.'));
 1070:                     } else {
 1071:                         my ($newsubpath) = ($newpath =~ m{^(.*/)[^/]*$});
 1072:                         $newsubpath =~ s{/+$}{/};
 1073:                         $docmoves{$oldurl} = $newsubpath;
 1074:                     }
 1075:                 }
 1076:             }
 1077:         }
 1078:     }
 1079: # Apply any changes to maps, or copy dependencies for uploaded HTML pages
 1080:     my ($result,$save_err);
 1081:     $result =
 1082:         &apply_fixups($folder,$is_map,$prefixchg,$coursedom,$coursenum,$oldurl,
 1083:                       $url,\%removefrommap,\%removeparam,\%rewrites,\%retitles,
 1084:                       \%copies,\%dbcopies,\%zombies,\%params,\%docmoves,
 1085:                       \%mapmoves,\%newsubdir,$errors,\%before,\%after);
 1086:     if ($result eq 'ok') {
 1087:         if ($is_map) {
 1088:             my ($errtext,$fatal) = &mapread($coursenum,$coursedom,
 1089:                                             $folder.'.'.$container);
 1090:             return $errtext if ($fatal);
 1091: 
 1092:             if ($#LONCAPA::map::order<1) {
 1093:                 my $idx=&LONCAPA::map::getresidx();
 1094:                 if ($idx<=0) { $idx=1; }
 1095:                 $LONCAPA::map::order[0]=$idx;
 1096:                 $LONCAPA::map::resources[$idx]='';
 1097:             }
 1098:             $newidx = &LONCAPA::map::getresidx($url);
 1099:         }
 1100:         if ($env{'docs.markedcopy_supplemental'}) {
 1101:             if ($folder !~ /^supplemental/) {
 1102:                 (undef,undef,$title) =
 1103:                     &Apache::loncommon::parse_supplemental_title($env{'docs.markedcopy_supplemental'});
 1104:             }
 1105:         } else {
 1106:             if ($folder=~/^supplemental/) {
 1107:                 $title=time.'___&&&___'.$env{'user.name'}.'___&&&___'.
 1108:                        $env{'user.domain'}.'___&&&___'.$title;
 1109:             }
 1110:         }
 1111:         $LONCAPA::map::resources[$newidx]=      $title.':'.$url.':'.$ext.':normal:res';
 1112:         push(@LONCAPA::map::order, $newidx);
 1113: 
 1114: # Store the result
 1115:         my ($errtext,$fatal) =
 1116:             &storemap($coursenum,$coursedom,$folder.'.'.$container,1);
 1117:         if ($fatal) {
 1118:             $save_err = $errtext;
 1119:         }
 1120:     }
 1121: 
 1122:     if ($env{'form.docs.markedcopy_options'} eq 'move') {
 1123:         &Apache::lonnet::delenv('docs.markedcopy');
 1124:         &Apache::lonnet::delenv('docs.markedcopy_nested');
 1125:         &Apache::lonnet::delenv('docs.markedcopy_nestednames');
 1126:     }
 1127:     return ($result,$save_err);
 1128: }
 1129: 
 1130: sub get_newmap_url {
 1131:     my ($url,$folder,$prefixchg,$coursedom,$coursenum,$srcdom,$srcnum,
 1132:         $titleref,$allmaps,$newurls) = @_;
 1133:     my $newurl;
 1134:     if ($url=~ m{^/uploaded/}) {
 1135:         $$titleref=&mt('Copy of').' '.$$titleref;
 1136:     }
 1137:     my $now = time;
 1138:     my $suffix=$$.int(rand(100)).$now;
 1139:     my ($oldid,$ext) = ($url=~/^(.+)\.(\w+)$/);
 1140:     if ($oldid =~ m{^(/uploaded/$match_domain/$match_courseid/)(\D+)(\d+)$}) {
 1141:         my $path = $1;
 1142:         my $prefix = $2;
 1143:         my $ancestor = $3;
 1144:         if (length($ancestor) > 10) {
 1145:             $ancestor = substr($ancestor,-10,10);
 1146:         }
 1147:         my $newid;
 1148:         if ($prefixchg) {
 1149:             if ($folder =~ /^supplemental/) {
 1150:                 $prefix =~ s/^default/supplemental/;
 1151:             } else {
 1152:                 $prefix =~ s/^supplemental/default/;
 1153:             }
 1154:         }
 1155:         if (($srcdom eq $coursedom) && ($srcnum eq $coursenum)) {
 1156:             $newurl = $path.$prefix.$ancestor.$suffix.'.'.$ext;
 1157:         } else {
 1158:             $newurl = "/uploaded/$coursedom/$coursenum/$prefix".$now.'.'.$ext;
 1159:         }
 1160:         my $counter = 0;
 1161:         my $is_unique = &uniqueness_check($newurl);
 1162:         if ($folder =~ /^default/) {
 1163:             if ($allmaps->{$newurl}) {
 1164:                 $is_unique = 0;
 1165:             }
 1166:         }
 1167:         while ((!$is_unique || $allmaps->{$newurl} || $newurls->{$newurl}) && ($counter < 100)) {
 1168:             $counter ++;
 1169:             $suffix ++;
 1170:             if (($srcdom eq $coursedom) && ($srcnum eq $coursenum)) {
 1171:                 $newurl = $path.$prefix.$ancestor.$suffix.'.'.$ext;
 1172:             } else {
 1173:                 $newurl = "/uploaded/$coursedom/$coursenum/$prefix".$ancestor.$suffix.'.'.$ext;
 1174:             }
 1175:             $is_unique = &uniqueness_check($newurl);
 1176:         }
 1177:         if ($is_unique) {
 1178:             $newurls->{$newurl} = 1;
 1179:         } else {
 1180:             if ($url=~/\.page$/) {
 1181:                 return (undef,&mt('Paste failed: an error occurred creating a unique URL for the composite page'));
 1182:             } else {
 1183:                 return (undef,&mt('Paste failed: an error occurred creating a unique URL for the folder'));
 1184:             }
 1185:         }
 1186:     }
 1187:     return ($newurl);
 1188: }
 1189: 
 1190: sub dbcopy {
 1191:     my ($url,$coursedom,$coursenum) = @_;
 1192:     if ($url=~ m{/smppg$}) {
 1193:         my $db_name = &Apache::lonsimplepage::get_db_name($url);
 1194:         if ($db_name =~ /^smppage_/) {
 1195:             #simple pages, need to copy the db contents to a new one.
 1196:             my %contents=&Apache::lonnet::dump($db_name,$coursedom,$coursenum);
 1197:             my $now = time();
 1198:             $db_name =~ s{_\d*$ }{_$now}x;
 1199:             my $result=&Apache::lonnet::put($db_name,\%contents,
 1200:                                             $coursedom,$coursenum);
 1201:             $url =~ s{/(\d*)/smppg$ }{/$now/smppg}x;
 1202:         }
 1203:     }
 1204:     return $url;
 1205: }
 1206: 
 1207: sub uniqueness_check {
 1208:     my ($newurl) = @_;
 1209:     my $unique = 1;
 1210:     foreach my $res (@LONCAPA::map::order) {
 1211:         my ($name,$url)=split(/\:/,$LONCAPA::map::resources[$res]);
 1212:         $url=&LONCAPA::map::qtescape($url);
 1213:         if ($newurl eq $url) {
 1214:             $unique = 0;
 1215:             last;
 1216:         }
 1217:     }
 1218:     return $unique;
 1219: }
 1220: 
 1221: sub contained_map_check {
 1222:     my ($url,$folder,$removefrommap,$removeparam,$addedmaps,$hierarchy,$titles,
 1223:         $allmaps) = @_;
 1224:     my $content = &Apache::lonnet::getfile($url);
 1225:     unless ($content eq '-1') {
 1226:         my $parser = HTML::TokeParser->new(\$content);
 1227:         $parser->attr_encoded(1);
 1228:         while (my $token = $parser->get_token) {
 1229:             next if ($token->[0] ne 'S');
 1230:             if ($token->[1] eq 'resource') {
 1231:                 next if ($token->[2]->{'type'} eq 'zombie');
 1232:                 my $ressrc = $token->[2]->{'src'};
 1233:                 if ($folder =~ /^supplemental/) {
 1234:                     unless (&supp_pasteable($ressrc)) {
 1235:                         $removefrommap->{$url}{$token->[2]->{'id'}} = $ressrc;
 1236:                         next;
 1237:                     }
 1238:                 }
 1239:                 if ($ressrc =~ m{^/(res|uploaded)/.+\.(sequence|page)$}) {
 1240:                     if ($1 eq 'uploaded') {
 1241:                         $hierarchy->{$url}{$token->[2]->{'id'}} = $ressrc;
 1242:                         $titles->{$url}{$token->[2]->{'id'}} = $token->[2]->{'title'};
 1243:                     } else {
 1244:                         if ($allmaps->{$ressrc}) {
 1245:                             $removefrommap->{$url}{$token->[2]->{'id'}} = $ressrc;
 1246:                         } elsif (ref($addedmaps->{$ressrc}) eq 'ARRAY') {
 1247:                             $removefrommap->{$url}{$token->[2]->{'id'}} = $ressrc;
 1248:                         } else {
 1249:                             $addedmaps->{$ressrc} = [$url];
 1250:                         }
 1251:                     }
 1252:                     &contained_map_check($ressrc,$folder,$removefrommap,$removeparam,
 1253:                                          $addedmaps,$hierarchy,$titles,$allmaps);
 1254:                 }
 1255:             } elsif ($token->[1] eq 'param') {
 1256:                 if ($folder =~ /^supplemental/) {
 1257:                     if (ref($removeparam->{$url}{$token->[2]->{'to'}}) eq 'ARRAY') {
 1258:                         push(@{$removeparam->{$url}{$token->[2]->{'to'}}},$token->[2]->{'name'});
 1259:                     } else {
 1260:                         $removeparam->{$url}{$token->[2]->{'to'}} = [$token->[2]->{'name'}];
 1261:                     }
 1262:                 }
 1263:             }
 1264:         }
 1265:     }
 1266:     return;
 1267: }
 1268: 
 1269: sub reinit_role {
 1270:     my ($cdom,$cnum,$chome) = @_;
 1271:     my ($furl,$ferr) = &Apache::lonuserstate::readmap("$cdom/$cnum");
 1272:     unless ($ferr) {
 1273:         &Apache::loncommon::update_content_constraints($cdom,$cnum,$chome,$cdom.'_'.$cnum);
 1274:     }
 1275:     return;
 1276: }
 1277: 
 1278: sub url_paste_fixups {
 1279:     my ($oldurl,$folder,$prefixchg,$cdom,$cnum,$allmaps,$rewrites,$retitles,$copies,
 1280:         $dbcopies,$zombies,$params,$mapmoves,$mapchanges,$tomove,$newsubdir,$newurls) = @_;
 1281:     my $checktitle;
 1282:     if (($prefixchg) &&
 1283:         ($oldurl =~ m{^/uploaded/$match_domain/$match_courseid/supplemental})) {
 1284:         $checktitle = 1;
 1285:     }
 1286:     my $skip;
 1287:     if ($oldurl =~ m{^\Q/uploaded/$cdom/$cnum/\E(default|supplemental)(_?\d*)\.(?:page|sequence)$}) {
 1288:         my $mapid = $1.$2;
 1289:         if ($tomove->{$mapid}) {
 1290:             $skip = 1;
 1291:         }
 1292:     }
 1293:     my $file = &Apache::lonnet::getfile($oldurl);
 1294:     return if ($file eq '-1');
 1295:     my $parser = HTML::TokeParser->new(\$file);
 1296:     $parser->attr_encoded(1);
 1297:     my $changed = 0;
 1298:     while (my $token = $parser->get_token) {
 1299:         next if ($token->[0] ne 'S');
 1300:         if ($token->[1] eq 'resource') {
 1301:             my $ressrc = $token->[2]->{'src'};
 1302:             next if ($ressrc eq '');
 1303:             my $id = $token->[2]->{'id'};
 1304:             my $title = $token->[2]->{'title'};
 1305:             if ($checktitle) {
 1306:                 if ($title =~ m{\d+\Q___&amp;&amp;&amp;___\E$match_username\Q___&amp;&amp;&amp;___\E$match_domain\Q___&amp;&amp;&amp;___\E(.+)$}) {
 1307:                     $retitles->{$oldurl}{$ressrc} = $id;
 1308:                 }
 1309:             }
 1310:             next if ($token->[2]->{'type'} eq 'external');
 1311:             if ($token->[2]->{'type'} eq 'zombie') {
 1312:                 next if ($skip);
 1313:                 $zombies->{$oldurl}{$ressrc} = $id;
 1314:                 $changed = 1;
 1315:             } elsif ($ressrc =~ m{^/uploaded/($match_domain)/($match_courseid)/(.+)$}) {
 1316:                 my $srcdom = $1;
 1317:                 my $srcnum = $2;
 1318:                 my $rem = $3;
 1319:                 my $newurl;
 1320:                 my $mapname;
 1321:                 if ($rem =~ /^(default|supplemental)(_?\d*).(sequence|page)$/) {
 1322:                     my $prefix = $1;
 1323:                     $mapname = $prefix.$2;
 1324:                     if ($tomove->{$mapname}) {
 1325:                         &url_paste_fixups($ressrc,$folder,$prefixchg,$cdom,$cnum,$allmaps,
 1326:                                           $rewrites,$retitles,$copies,$dbcopies,$zombies,
 1327:                                           $params,$mapmoves,$mapchanges,$tomove,$newsubdir,
 1328:                                           $newurls);
 1329:                         next;
 1330:                     } else {
 1331:                         ($newurl,my $error) =
 1332:                             &get_newmap_url($ressrc,$folder,$prefixchg,$cdom,$cnum,
 1333:                                             $srcdom,$srcnum,\$title,$allmaps,$newurls);
 1334:                         if ($newurl =~ /(?:default|supplemental)_(\d+)\.(?:sequence|page)$/) {
 1335:                             $newsubdir->{$ressrc} = $1;
 1336:                         }
 1337:                         if ($error) {
 1338:                             next;
 1339:                         }
 1340:                     }
 1341:                 }
 1342:                 if (($srcdom ne $cdom) || ($srcnum ne $cnum) || ($prefixchg) ||
 1343:                     ($mapchanges->{$oldurl}) || (($newurl ne '') && ($newurl ne $oldurl))) {
 1344: 
 1345:                     if ($rem =~ /^(default|supplemental)(_?\d*).(sequence|page)$/) {
 1346:                         $rewrites->{$oldurl}{$ressrc} = $id;
 1347:                         $mapchanges->{$ressrc} = 1;
 1348:                         unless (&url_paste_fixups($ressrc,$folder,$prefixchg,$cdom,$cnum,$allmaps,
 1349:                                                   $rewrites,$retitles,$copies,$dbcopies,$zombies,
 1350:                                                   $params,$mapmoves,$mapchanges,$tomove,$newsubdir,
 1351:                                                   $newurls)) {
 1352:                             $mapmoves->{$ressrc} = 1;
 1353:                         }
 1354:                         $changed = 1;
 1355:                     } else {
 1356:                         $rewrites->{$oldurl}{$ressrc} = $id;
 1357:                         $copies->{$oldurl}{$ressrc} = $id;
 1358:                         $changed = 1;
 1359:                     }
 1360:                 }
 1361:             } elsif ($ressrc =~ m{^/adm/($match_domain)/($match_courseid)/(.+)$}) {
 1362:                 next if ($skip);
 1363:                 my $srcdom = $1;
 1364:                 my $srcnum = $2;
 1365:                 if (($srcdom ne $cdom) || ($srcnum ne $cnum)) {
 1366:                     $rewrites->{$oldurl}{$ressrc} = $id;
 1367:                     $dbcopies->{$oldurl}{$ressrc} = $id;
 1368:                     $changed = 1;
 1369:                 }
 1370:             } elsif ($ressrc =~ m{^/public/($match_domain)/($match_courseid)/(.+)$}) {
 1371:                 next if ($skip);
 1372:                 my $srcdom = $1;
 1373:                 my $srcnum = $2;
 1374:                 if (($srcdom ne $cdom) || ($srcnum ne $cnum)) {
 1375:                     $rewrites->{$oldurl}{$ressrc} = $id;
 1376:                     $dbcopies->{$oldurl}{$ressrc} = $id;
 1377:                     $changed = 1;
 1378:                 }
 1379:             }
 1380:         } elsif ($token->[1] eq 'param') {
 1381:             next if ($skip);
 1382:             my $to = $token->[2]->{'to'};
 1383:             if ($to ne '') {
 1384:                 if (ref($params->{$oldurl}{$to}) eq 'ARRAY') {
 1385:                     push(@{$params->{$oldurl}{$to}},$token->[2]->{'name'});
 1386:                 } else {
 1387:                     @{$params->{$oldurl}{$to}} = ($token->[2]->{'name'});
 1388:                 }
 1389:             }
 1390:         }
 1391:     }
 1392:     return $changed;
 1393: }
 1394: 
 1395: sub apply_fixups {
 1396:     my ($folder,$is_map,$prefixchg,$cdom,$cnum,$oldurl,$url,$removefrommap,
 1397:         $removeparam,$rewrites,$retitles,$copies,$dbcopies,$zombies,$params,
 1398:         $docmoves,$mapmoves,$newsubdir,$errors,$before,$after) = @_;
 1399:     foreach my $key (keys(%{$copies}),keys(%{$docmoves})) {
 1400:         my @allcopies;
 1401:         if (ref($copies->{$key}) eq 'HASH') {
 1402:             my %added;
 1403:             foreach my $innerkey (keys(%{$copies->{$key}})) {
 1404:                 if (($innerkey ne '') && (!$added{$innerkey})) {
 1405:                     push(@allcopies,$innerkey);
 1406:                     $added{$innerkey} = 1;
 1407:                 }
 1408:             }
 1409:             undef(%added);
 1410:         }
 1411:         if ($key eq $oldurl) {
 1412:             if ((exists($docmoves->{$key}))) {
 1413:                 unless (grep(/^\Q$oldurl\E/,@allcopies)) {
 1414:                     push(@allcopies,$oldurl);
 1415:                 }
 1416:             }
 1417:         }
 1418:         if (@allcopies > 0) {
 1419:             foreach my $item (@allcopies) {
 1420:                 my ($relpath,$oldsubdir,$fname) =
 1421:                     ($item =~ m{^(/uploaded/$match_domain/$match_courseid/(?:docs|supplemental)/(default|\d+)/.*/)([^/]+)$});
 1422:                 if ($fname ne '') {
 1423:                     my $content = &Apache::lonnet::getfile($item);
 1424:                     unless ($content eq '-1') {
 1425:                         my $storefn;
 1426:                         if (($key eq $oldurl) && (ref($docmoves) eq 'HASH') && (exists($docmoves->{$key}))) {
 1427:                             $storefn = $docmoves->{$key};
 1428:                         } else {
 1429:                             $storefn = $relpath;
 1430:                             $storefn =~s{^/uploaded/$match_domain/$match_courseid/}{};
 1431:                             if ($prefixchg) {
 1432:                                 $storefn =~ s/^\Q$before->{'doc'}\E/$after->{'doc'}/;
 1433:                             }
 1434:                             if ($newsubdir->{$key}) {
 1435:                                 $storefn =~ s#^(docs|supplemental)/\Q$oldsubdir\E/#$1/$newsubdir->{$key}#;
 1436:                             }
 1437:                         }
 1438:                         &copy_dependencies($item,$storefn,$relpath,$errors,\$content);
 1439:                         my $copyurl =
 1440:                             &Apache::lonclonecourse::writefile($env{'request.course.id'},
 1441:                                                                $storefn.$fname,$content);
 1442:                         if ($copyurl eq '/adm/notfound.html') {
 1443:                             if ((ref($docmoves) eq 'HASH') && (exists($docmoves->{$oldurl}))) {
 1444:                                 return &mt('Paste failed: an error occurred copying the file.');
 1445:                             } elsif (ref($errors) eq 'HASH') {
 1446:                                 $errors->{$item} = 1;
 1447:                             }
 1448:                         }
 1449:                     }
 1450:                 }
 1451:             }
 1452:         }
 1453:     }
 1454:     foreach my $key (keys(%{$mapmoves})) {
 1455:         my $storefn=$key;
 1456:         $storefn=~s{^/uploaded/$match_domain/$match_courseid/}{};
 1457:         if ($prefixchg) {
 1458:             $storefn =~ s/^\Q$before->{'map'}\E/$after->{'map'}/;
 1459:         }
 1460:         if ($newsubdir->{$key}) {
 1461:             $storefn =~ s/^((?:default|supplemental)_)(\d+)/$1$newsubdir->{$key}/;
 1462:         }
 1463:         my $mapcontent = &Apache::lonnet::getfile($key);
 1464:         if ($mapcontent eq '-1') {
 1465:             if (ref($errors) eq 'HASH') {
 1466:                 $errors->{$key} = 1;
 1467:             }
 1468:         } else {
 1469:             my $newmap =
 1470:                 &Apache::lonclonecourse::writefile($env{'request.course.id'},$storefn,
 1471:                                                    $mapcontent);
 1472:             if ($newmap eq '/adm/notfound.html') {
 1473:                 if (ref($errors) eq 'HASH') {
 1474:                     $errors->{$key} = 1;
 1475:                 }
 1476:             }
 1477:         }
 1478:     }
 1479:     my %updates;
 1480:     if ($is_map) {
 1481:         foreach my $key (keys(%{$rewrites})) {
 1482:             $updates{$key} = 1;
 1483:         }
 1484:         foreach my $key (keys(%{$zombies})) {
 1485:             $updates{$key} = 1;
 1486:         }
 1487:         foreach my $key (keys(%{$removefrommap})) {
 1488:             $updates{$key} = 1;
 1489:         }
 1490:         foreach my $key (keys(%{$removeparam})) {
 1491:             $updates{$key} = 1;
 1492:         }
 1493:         foreach my $key (keys(%{$dbcopies})) {
 1494:             $updates{$key} = 1;
 1495:         }
 1496:         foreach my $key (keys(%{$retitles})) {
 1497:             $updates{$key} = 1;
 1498:         }
 1499:         foreach my $key (keys(%updates)) {
 1500:             my (%torewrite,%toretitle,%toremove,%remparam,%currparam,%zombie,%newdb);
 1501:             if (ref($rewrites->{$key}) eq 'HASH') {
 1502:                 %torewrite = %{$rewrites->{$key}};
 1503:             }
 1504:             if (ref($retitles->{$key}) eq 'HASH') {
 1505:                 %toretitle = %{$retitles->{$key}};
 1506:             }
 1507:             if (ref($removefrommap->{$key}) eq 'HASH') {
 1508:                 %toremove = %{$removefrommap->{$key}};
 1509:             }
 1510:             if (ref($removeparam->{$key}) eq 'HASH') {
 1511:                 %remparam = %{$removeparam->{$key}};
 1512:             }
 1513:             if (ref($zombies->{$key}) eq 'HASH') {
 1514:                 %zombie = %{$zombies->{$key}};
 1515:             }
 1516:             if (ref($dbcopies->{$key}) eq 'HASH') {
 1517:                 foreach my $item (keys(%{$dbcopies->{$key}})) {
 1518:                     $newdb{$item} = &dbcopy($item);
 1519:                 }
 1520:             }
 1521:             if (ref($params->{$key}) eq 'HASH') {
 1522:                 %currparam = %{$params->{$key}};
 1523:             }
 1524:             my ($errtext,$fatal) = &LONCAPA::map::mapread($key);
 1525:             if ($fatal) {
 1526:                 return $errtext;
 1527:             }
 1528:             for (my $i=0; $i<@LONCAPA::map::zombies; $i++) {
 1529:                 if (defined($LONCAPA::map::zombies[$i])) {
 1530:                     my ($title,$src,$ext,$type)=split(/\:/,$LONCAPA::map::zombies[$i]);
 1531:                     if ($zombie{$src} eq $i) {
 1532:                         undef($LONCAPA::map::zombies[$i]);
 1533:                     }
 1534:                 }
 1535:             }
 1536:             for (my $i=0; $i<@LONCAPA::map::resources; $i++) {
 1537:                 if (defined($LONCAPA::map::resources[$i])) {
 1538:                     my $changed;
 1539:                     my ($title,$src,$ext,$type)=split(/\:/,$LONCAPA::map::resources[$i]);
 1540:                     if ($toremove{$src} eq $i) {
 1541:                         splice(@LONCAPA::map::order,$i,1);
 1542:                         if (ref($currparam{$i}) eq 'ARRAY') {
 1543:                             foreach my $name (@{$currparam{$i}}) {
 1544:                                 &LONCAPA::map::delparameter($i,'parameter_'.$name);
 1545:                             }
 1546:                         }
 1547:                         next;
 1548:                     }
 1549:                     my $origsrc = $src;
 1550:                     if ((exists($toretitle{$src})) && ($toretitle{$src} eq $i)) {
 1551:                         if ($title =~ m{^\d+\Q___&amp;&amp;&amp;___\E$match_username\Q___&amp;&amp;&amp;___\E$match_domain\Q___&amp;&amp;&amp;___\E(.+)$}) {
 1552:                             $changed = 1;
 1553:                         }
 1554:                     }
 1555:                     if ((exists($torewrite{$src})) && ($torewrite{$src} eq $i)) {
 1556:                         $src =~ s{^/(uploaded|adm|public)/$match_domain/$match_courseid/}{/$1/$cdom/$cnum/};
 1557:                         if ($origsrc =~ m{^/uploaded/}) {
 1558:                             if ($prefixchg) {
 1559:                                 if ($src =~ /\.(page|sequence)$/) {
 1560:                                     $src =~ s#^(/uploaded/$match_domain/$match_courseid/)\Q$before->{'map'}\E#$1$after->{'map'}#;
 1561:                                 } else {
 1562:                                     $src =~ s#^(/uploaded/$match_domain/$match_courseid/)\Q$before->{'doc'}\E#$1$after->{'doc'}#;
 1563:                                 }
 1564:                             }
 1565:                             if ($newsubdir->{$origsrc}) {
 1566:                                 if ($src =~ /\.(page|sequence)$/) {
 1567:                                     $src =~ s#^(/uploaded/$match_domain/$match_courseid/(?:default|supplemental)_)(\d+)#$1$newsubdir->{$origsrc}#;
 1568:                                 } else {
 1569:                                     $src =~ s#^(/uploaded/$match_domain/$match_courseid/\w+/)(\d+)#$1$newsubdir->{$origsrc}#;
 1570:                                 }
 1571:                             }
 1572:                         }
 1573:                         $changed = 1;
 1574:                     } elsif ($newdb{$src} ne '') {
 1575:                         $src = $newdb{$src};
 1576:                         $changed = 1;
 1577:                     }
 1578:                     if ($changed) {
 1579:                         $LONCAPA::map::resources[$i] = join(':',($title,$src,$ext,$type));
 1580:                     }
 1581:                 }
 1582:             }
 1583:             foreach my $idx (keys(%remparam)) {
 1584:                 if (ref($remparam{$idx}) eq 'ARRAY') {
 1585:                     foreach my $name (@{$remparam{$idx}}) {
 1586:                         &LONCAPA::map::delparameter($idx,'parameter_'.$name);
 1587:                     }
 1588:                 }
 1589:             }
 1590:             my $storefn;
 1591:             if ($key eq $oldurl) {
 1592:                 $storefn = $url;
 1593:                 $storefn=~s{^/uploaded/$match_domain/$match_courseid/}{};
 1594:             } else {
 1595:                 $storefn = $key;
 1596:                 $storefn=~s{^/uploaded/$match_domain/$match_courseid/}{};
 1597:                 if ($prefixchg) {
 1598:                     $storefn =~ s/^\Q$before->{'map'}\E/$after->{'map'}/;
 1599:                 }
 1600:                 if ($newsubdir->{$key}) {
 1601:                     $storefn =~ s/^((?:default|supplemental)_)(\d+)/$1$newsubdir->{$key}/;
 1602:                 }
 1603:             }
 1604:             my $report;
 1605:             if ($folder !~ /^supplemental/) {
 1606:                 $report = 1;
 1607:             }
 1608:             my ($outtext,$errtext) =
 1609:                 &LONCAPA::map::storemap("/uploaded/$cdom/$cnum/$storefn",1,$report);
 1610:             if ($errtext) {
 1611:                 return &mt('Paste failed: an error occurred saving the folder or page.');
 1612:             }
 1613:         }
 1614:     }
 1615:     return 'ok';
 1616: }
 1617: 
 1618: sub copy_dependencies {
 1619:     my ($item,$storefn,$relpath,$errors,$contentref) = @_;
 1620:     my $content;
 1621:     if (ref($contentref)) {
 1622:         $content = $$contentref;
 1623:     } else {
 1624:         $content = &Apache::lonnet::getfile($item);
 1625:     }
 1626:     unless ($content eq '-1') {
 1627:         my $mm = new File::MMagic;
 1628:         my $mimetype = $mm->checktype_contents($content);
 1629:         if ($mimetype eq 'text/html') {
 1630:             my (%allfiles,%codebase,$state);
 1631:             my $res = &Apache::lonnet::extract_embedded_items(undef,\%allfiles,\%codebase,\$content);
 1632:             if ($res eq 'ok') {
 1633:                 my ($numexisting,$numpathchanges,$existing);
 1634:                 (undef,$numexisting,$numpathchanges,$existing) =
 1635:                     &Apache::loncommon::ask_for_embedded_content(
 1636:                         '/adm/coursedocs',$state,\%allfiles,\%codebase,
 1637:                         {'error_on_invalid_names'   => 1,
 1638:                          'ignore_remote_references' => 1,
 1639:                          'docs_url'                 => $item,
 1640:                          'context'                  => 'paste'});
 1641:                 if ($numexisting > 0) {
 1642:                     if (ref($existing) eq 'HASH') {
 1643:                         foreach my $dep (keys(%{$existing})) {
 1644:                             my $depfile = $dep;
 1645:                             unless ($depfile =~ m{^\Q$relpath\E}) {
 1646:                                 $depfile = $relpath.$dep;
 1647:                             }
 1648:                             my $depcontent = &Apache::lonnet::getfile($depfile);
 1649:                             unless ($depcontent eq '-1') {
 1650:                                 my $storedep = $dep;
 1651:                                 $storedep =~ s{^\Q$relpath\E}{};
 1652:                                 my $dep_url =
 1653:                                     &Apache::lonclonecourse::writefile(
 1654:                                         $env{'request.course.id'},
 1655:                                         $storefn.$storedep,$depcontent);
 1656:                                 if ($dep_url eq '/adm/notfound.html') {
 1657:                                     if (ref($errors) eq 'HASH') {
 1658:                                         $errors->{$depfile} = 1;
 1659:                                     }
 1660:                                 } else {
 1661:                                     &copy_dependencies($depfile,$storefn,$relpath,$errors,\$depcontent);
 1662:                                 }
 1663:                             }
 1664:                         }
 1665:                     }
 1666:                 }
 1667:             }
 1668:         }
 1669:     }
 1670:     return;
 1671: }
 1672: 
 1673: my %parameter_type = ( 'randompick'     => 'int_pos',
 1674: 		       'hiddenresource' => 'string_yesno',
 1675: 		       'encrypturl'     => 'string_yesno',
 1676: 		       'randomorder'    => 'string_yesno',);
 1677: my $valid_parameters_re = join('|',keys(%parameter_type));
 1678: # set parameters
 1679: sub update_parameter {
 1680: 
 1681:     return 0 if ($env{'form.changeparms'} !~ /^($valid_parameters_re)$/);
 1682: 
 1683:     my $which = $env{'form.changeparms'};
 1684:     my $idx = $env{'form.setparms'};
 1685:     if ($env{'form.'.$which.'_'.$idx}) {
 1686: 	my $value = ($which eq 'randompick') ? $env{'form.'.$which.'_'.$idx}
 1687: 	                                     : 'yes';
 1688: 	&LONCAPA::map::storeparameter($idx, 'parameter_'.$which, $value,
 1689: 				      $parameter_type{$which});
 1690: 	&remember_parms($idx,$which,'set',$value);
 1691:     } else {
 1692: 	&LONCAPA::map::delparameter($idx,'parameter_'.$which);
 1693: 
 1694: 	&remember_parms($idx,$which,'del');
 1695:     }
 1696:     return 1;
 1697: }
 1698: 
 1699: 
 1700: sub handle_edit_cmd {
 1701:     my ($coursenum,$coursedom) =@_;
 1702:     my ($cmd,$idx)=split('_',$env{'form.cmd'});
 1703: 
 1704:     my $ratstr = $LONCAPA::map::resources[$LONCAPA::map::order[$idx]];
 1705:     my ($title, $url, @rrest) = split(':', $ratstr);
 1706: 
 1707:     if ($cmd eq 'del') {
 1708: 	if (($url=~m|/+uploaded/\Q$coursedom\E/\Q$coursenum\E/|) &&
 1709: 	    ($url!~/$LONCAPA::assess_page_seq_re/)) {
 1710: 	    &Apache::lonnet::removeuploadedurl($url);
 1711: 	} else {
 1712: 	    &LONCAPA::map::makezombie($LONCAPA::map::order[$idx]);
 1713: 	}
 1714: 	splice(@LONCAPA::map::order, $idx, 1);
 1715: 
 1716:     } elsif ($cmd eq 'cut') {
 1717: 	&LONCAPA::map::makezombie($LONCAPA::map::order[$idx]);
 1718: 	splice(@LONCAPA::map::order, $idx, 1);
 1719: 
 1720:     } elsif ($cmd eq 'up'
 1721: 	     && ($idx) && (defined($LONCAPA::map::order[$idx-1]))) {
 1722: 	@LONCAPA::map::order[$idx-1,$idx] = @LONCAPA::map::order[$idx,$idx-1];
 1723: 
 1724:     } elsif ($cmd eq 'down'
 1725: 	     && defined($LONCAPA::map::order[$idx+1])) {
 1726: 	@LONCAPA::map::order[$idx+1,$idx] = @LONCAPA::map::order[$idx,$idx+1];
 1727: 
 1728:     } elsif ($cmd eq 'rename') {
 1729: 
 1730: 	my $comment = &LONCAPA::map::qtunescape($env{'form.title'});
 1731: 	if ($comment=~/\S/) {
 1732: 	    $LONCAPA::map::resources[$LONCAPA::map::order[$idx]]=
 1733: 		$comment.':'.join(':', $url, @rrest);
 1734: 	}
 1735: # Devalidate title cache
 1736: 	my $renamed_url=&LONCAPA::map::qtescape($url);
 1737: 	&Apache::lonnet::devalidate_title_cache($renamed_url);
 1738:     } else {
 1739: 	return 0;
 1740:     }
 1741:     return 1;
 1742: }
 1743: 
 1744: sub editor {
 1745:     my ($r,$coursenum,$coursedom,$folder,$allowed,$upload_output,$crstype,
 1746:         $supplementalflag,$orderhash,$iconpath,$uploadtag)=@_;
 1747:     my $container= ($env{'form.pagepath'}) ? 'page'
 1748: 		                           : 'sequence';
 1749: 
 1750:     my ($breadcrumbtrail,$randompick,$ishidden,$isencrypted,$plain,$is_random_order) =
 1751:         &breadcrumbs($allowed,$crstype);
 1752:     $r->print($breadcrumbtrail);
 1753: 
 1754:     my $jumpto = "uploaded/$coursedom/$coursenum/$folder.$container";
 1755: 
 1756:     unless ($allowed) {
 1757:         $randompick = -1;
 1758:     }
 1759: 
 1760:     my ($errtext,$fatal) = &mapread($coursenum,$coursedom,
 1761: 				    $folder.'.'.$container);
 1762:     return $errtext if ($fatal);
 1763: 
 1764:     if ($#LONCAPA::map::order<1) {
 1765: 	my $idx=&LONCAPA::map::getresidx();
 1766: 	if ($idx<=0) { $idx=1; }
 1767:        	$LONCAPA::map::order[0]=$idx;
 1768:         $LONCAPA::map::resources[$idx]='';
 1769:     }
 1770: 
 1771: # ------------------------------------------------------------ Process commands
 1772: 
 1773: # ---------------- if they are for this folder and user allowed to make changes
 1774:     if (($allowed) && ($env{'form.folder'} eq $folder)) {
 1775: # set parameters and change order
 1776: 	&snapshotbefore();
 1777: 
 1778: 	if (&update_parameter()) {
 1779: 	    ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
 1780: 	    return $errtext if ($fatal);
 1781: 	}
 1782: 
 1783: 	if ($env{'form.newpos'} && $env{'form.currentpos'}) {
 1784: # change order
 1785: 	    my $res = splice(@LONCAPA::map::order,$env{'form.currentpos'}-1,1);
 1786: 	    splice(@LONCAPA::map::order,$env{'form.newpos'}-1,0,$res);
 1787: 
 1788: 	    ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
 1789: 	    return $errtext if ($fatal);
 1790: 	}
 1791: 
 1792: 	if ($env{'form.pastemarked'}) {
 1793:             my %paste_errors;
 1794:             my ($paste_res,$save_error) =
 1795:                 &do_paste_from_buffer($coursenum,$coursedom,$folder,$container,
 1796:                                       \%paste_errors);
 1797:                 if ($save_error ne '') {
 1798:                     return $save_error;
 1799:                 }
 1800:             if ($paste_res ne 'ok') {
 1801:                 $r->print('<p><span class="LC_error">'.$paste_res.'</span></p>');
 1802:             }
 1803:             if (keys(%paste_errors) > 0) {
 1804:                 $r->print('<p span class="LC_warning">'."\n".
 1805:                           &mt('The following files are either dependencies of a web page or references within a folder and/or composite page which could not be copied during the paste operation:')."\n".
 1806:                           '<ul>'."\n");
 1807:                 foreach my $key (sort(keys(%paste_errors))) {
 1808:                     $r->print('<li>'.$key.'</li>'."\n");
 1809:                 }
 1810:                 $r->print('</ul></p>'."\n");
 1811:             }
 1812: 	}
 1813: 
 1814: 	$r->print($upload_output);
 1815: 
 1816: 	if (&handle_edit_cmd()) {
 1817:             my $contentchg;
 1818:             if ($env{'form.cmd'} =~ /^(del|cut)_/) {
 1819:                 $contentchg = 1;
 1820:             }
 1821: 	    ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container,$contentchg);
 1822: 	    return $errtext if ($fatal);
 1823: 	}
 1824: # Group import/search
 1825: 	if ($env{'form.importdetail'}) {
 1826: 	    my @imports;
 1827: 	    foreach my $item (split(/\&/,$env{'form.importdetail'})) {
 1828: 		if (defined($item)) {
 1829: 		    my ($name,$url,$residx)=
 1830: 			map {&unescape($_)} split(/\=/,$item);
 1831:                     if ($url=~ m{^\Q/uploaded/$coursedom/$coursenum/\E(default|supplemental)_new\.(sequence|page)$}) {
 1832:                         my ($suffix,$errortxt,$locknotfreed) =
 1833:                             &newmap_suffix($1,$2,$coursedom,$coursenum);
 1834:                         if ($locknotfreed) {
 1835:                             $r->print($locknotfreed);
 1836:                         }
 1837:                         if ($suffix) {
 1838:                             $url =~ s/_new\./_$suffix./;
 1839:                         } else {
 1840:                             return $errortxt;
 1841:                         }
 1842:                     }
 1843: 		    push(@imports, [$name, $url, $residx]);
 1844: 		}
 1845: 	    }
 1846: 	    ($errtext,$fatal)=&group_import($coursenum, $coursedom, $folder,
 1847: 					    $container,'londocs',@imports);
 1848: 	    return $errtext if ($fatal);
 1849: 	}
 1850: # Loading a complete map
 1851: 	if ($env{'form.loadmap'}) {
 1852: 	    if ($env{'form.importmap'}=~/\w/) {
 1853: 		foreach my $res (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$env{'form.importmap'}))) {
 1854: 		    my ($title,$url,$ext,$type)=split(/\:/,$res);
 1855: 		    my $idx=&LONCAPA::map::getresidx($url);
 1856: 		    $LONCAPA::map::resources[$idx]=$res;
 1857: 		    $LONCAPA::map::order[$#LONCAPA::map::order+1]=$idx;
 1858: 		}
 1859: 		($errtext,$fatal)=&storemap($coursenum,$coursedom,
 1860: 					    $folder.'.'.$container,1);
 1861: 		return $errtext if ($fatal);
 1862: 	    } else {
 1863: 		$r->print('<p><span class="LC_error">'.&mt('No map selected.').'</span></p>');
 1864: 
 1865: 	    }
 1866: 	}
 1867: 	&log_differences($plain);
 1868:     }
 1869: # ---------------------------------------------------------------- End commands
 1870: # ---------------------------------------------------------------- Print screen
 1871:     my $idx=0;
 1872:     my $shown=0;
 1873:     if (($ishidden) || ($isencrypted) || ($randompick>=0) || ($is_random_order)) {
 1874: 	$r->print('<div class="LC_Box">'.
 1875:           '<ol class="LC_docs_parameters"><li class="LC_docs_parameters_title">'.&mt('Parameters:').'</li>'.
 1876: 		  ($randompick>=0?'<li>'.&mt('randomly pick [quant,_1,resource]',$randompick).'</li>':'').
 1877: 		  ($ishidden?'<li>'.&mt('contents hidden').'</li>':'').
 1878: 		  ($isencrypted?'<li>'.&mt('URLs hidden').'</li>':'').
 1879: 		  ($is_random_order?'<li>'.&mt('random order').'</li>':'').
 1880: 		  '</ol>');
 1881:         if ($randompick>=0) {
 1882:             $r->print('<p class="LC_warning">'
 1883:                  .&mt('Caution: this folder is set to randomly pick a subset'
 1884:                      .' of resources. Adding or removing resources from this'
 1885:                      .' folder will change the set of resources that the'
 1886:                      .' students see, resulting in spurious or missing credit'
 1887:                      .' for completed problems, not limited to ones you'
 1888:                      .' modify. Do not modify the contents of this folder if'
 1889:                      .' it is in active student use.')
 1890:                  .'</p>'
 1891:             );
 1892:         }
 1893:         if ($is_random_order) {
 1894:             $r->print('<p class="LC_warning">'
 1895:                  .&mt('Caution: this folder is set to randomly order its'
 1896:                      .' contents. Adding or removing resources from this folder'
 1897:                      .' will change the order of resources shown.')
 1898:                  .'</p>'
 1899:             );
 1900:         }
 1901:         $r->print('</div>');
 1902:     }
 1903: 
 1904:     my ($to_show,$output);
 1905: 
 1906:     &Apache::loncommon::start_data_table_count(); #setup a row counter 
 1907:     foreach my $res (@LONCAPA::map::order) {
 1908:         my ($name,$url)=split(/\:/,$LONCAPA::map::resources[$res]);
 1909:         $name=&LONCAPA::map::qtescape($name);
 1910:         $url=&LONCAPA::map::qtescape($url);
 1911:         unless ($name) {  $name=(split(/\//,$url))[-1]; }
 1912:         unless ($name) { $idx++; next; }
 1913:         $output .= &entryline($idx,$name,$url,$folder,$allowed,$res,
 1914:                               $coursenum,$coursedom,$crstype,
 1915:                               $uploadtag,$supplementalflag);
 1916:         $idx++;
 1917:         $shown++;
 1918:     }
 1919:     &Apache::loncommon::end_data_table_count();
 1920:     
 1921:     if ($shown) {
 1922:         $to_show = &Apache::loncommon::start_scrollbox('900px','880px','400px','contentscroll')
 1923:                   .&Apache::loncommon::start_data_table(undef,'contentlist');
 1924:         if ($allowed) {
 1925:             $to_show .= &Apache::loncommon::start_data_table_header_row()
 1926:                      .'<th colspan="2">'.&mt('Move').'</th>'
 1927:                      .'<th>'.&mt('Actions').'</th>'
 1928:                      .'<th colspan="2">'.&mt('Document').'</th>';
 1929:             if ($folder !~ /^supplemental/) {
 1930:                 $to_show .= '<th colspan="4">'.&mt('Settings').'</th>';
 1931:             }
 1932:             $to_show .= &Apache::loncommon::end_data_table_header_row();
 1933:         }
 1934:         $to_show .= $output.' '
 1935:                  .&Apache::loncommon::end_data_table()
 1936:                  .'<br style="line-height:2px;" />'
 1937:                  .&Apache::loncommon::end_scrollbox();
 1938:     } else {
 1939:         $to_show .= &Apache::loncommon::start_scrollbox('400px','380px','200px','contentscroll')
 1940:                  .'<div class="LC_info" id="contentlist">'
 1941:                  .&mt('Currently no documents.')
 1942:                  .'</div>'
 1943:                  .&Apache::loncommon::end_scrollbox();
 1944:     }
 1945:     my $tid = 1;
 1946:     if ($supplementalflag) {
 1947:         $tid = 2;
 1948:     }
 1949:     if ($allowed) {
 1950:         my $readfile="/uploaded/$coursedom/$coursenum/$folder.$container";
 1951:         $r->print(&generate_edit_table($tid,$orderhash,$to_show,$iconpath,$jumpto,
 1952:                                        $readfile));
 1953:         &print_paste_buffer($r,$container,$folder,$coursedom,$coursenum);
 1954:     } else {
 1955:         if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
 1956:             #Function Box for Supplemental Content for users with mdc priv.
 1957:             my $funcname = &mt('Folder Editor');
 1958:             $r->print(
 1959:                 &Apache::loncommon::head_subbox(
 1960:                     &Apache::lonhtmlcommon::start_funclist().
 1961:                     &Apache::lonhtmlcommon::add_item_funclist(
 1962:                         '<a href="/adm/coursedocs?command=direct&forcesupplement=1&'.
 1963:                         'supppath='.&HTML::Entities::encode($env{'form.folderpath'}).'">'.
 1964:                         '<img src="/res/adm/pages/docs-22x22.png" alt="'.$funcname.'" class="LC_icon" />'.
 1965:                         '<span class="LC_menubuttons_inline_text">'.$funcname.'</span></a>').
 1966:                           &Apache::lonhtmlcommon::end_funclist()));
 1967:         }
 1968:         $r->print($to_show);
 1969:     }
 1970:     return;
 1971: }
 1972: 
 1973: sub process_file_upload {
 1974:     my ($upload_output,$coursenum,$coursedom,$allfiles,$codebase,$uploadcmd) = @_;
 1975: # upload a file, if present
 1976:     my ($parseaction,$showupload,$nextphase,$mimetype);
 1977:     if ($env{'form.parserflag'}) {
 1978:         $parseaction = 'parse';
 1979:     }
 1980:     my $folder=$env{'form.folder'};
 1981:     if ($folder eq '') {
 1982:         $folder='default';
 1983:     }
 1984:     if ( ($folder=~/^$uploadcmd/) || ($uploadcmd eq 'default') ) {
 1985:         my $errtext='';
 1986:         my $fatal=0;
 1987:         my $container='sequence';
 1988:         if ($env{'form.pagepath'}) {
 1989:             $container='page';
 1990:         }
 1991:         ($errtext,$fatal)=
 1992:               &mapread($coursenum,$coursedom,$folder.'.'.$container);
 1993:         if ($#LONCAPA::map::order<1) {
 1994:             $LONCAPA::map::order[0]=1;
 1995:             $LONCAPA::map::resources[1]='';
 1996:         }
 1997:         if ($fatal) {
 1998:             $$upload_output = '<div class="LC_error" id="uploadfileresult">'.&mt('The uploaded file has not been stored as an error occurred reading the contents of the current folder.').'</div>';
 1999:             return;
 2000:         }
 2001:         my $destination = 'docs/';
 2002:         if ($folder =~ /^supplemental/) {
 2003:             $destination = 'supplemental/';
 2004:         }
 2005:         if (($folder eq 'default') || ($folder eq 'supplemental')) {
 2006:             $destination .= 'default/';
 2007:         } elsif ($folder =~ /^(default|supplemental)_(\d+)$/) {
 2008:             $destination .=  $2.'/';
 2009:         }
 2010: # this is for a course, not a user, so set context to coursedoc.
 2011:         my $newidx=&LONCAPA::map::getresidx();
 2012:         $destination .= $newidx;
 2013:         my $url=&Apache::lonnet::userfileupload('uploaddoc','coursedoc',$destination,
 2014: 						$parseaction,$allfiles,
 2015: 						$codebase,undef,undef,undef,undef,
 2016:                                                 undef,undef,\$mimetype);
 2017:         if ($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E.*/([^/]+)$}) {
 2018:             my $stored = $1;
 2019:             $showupload = '<p>'.&mt('Uploaded [_1]','<span class="LC_filename">'.
 2020:                           $stored.'</span>').'</p>';
 2021:         } else {
 2022:             my ($filename) = ($env{'form.uploaddoc.filename'} =~ m{([^/]+)$});
 2023:             
 2024:             $$upload_output = '<div class="LC_error" id="uploadfileresult">'.&mt('Unable to save file [_1].','<span class="LC_filename">'.$filename.'</span>').'</div>';
 2025:             return;
 2026:         }
 2027:         my $ext='false';
 2028:         if ($url=~m{^http://}) { $ext='true'; }
 2029: 	$url     = &LONCAPA::map::qtunescape($url);
 2030:         my $comment=$env{'form.comment'};
 2031: 	$comment = &LONCAPA::map::qtunescape($comment);
 2032:         if ($folder=~/^supplemental/) {
 2033:               $comment=time.'___&&&___'.$env{'user.name'}.'___&&&___'.
 2034:                   $env{'user.domain'}.'___&&&___'.$comment;
 2035:         }
 2036: 
 2037:         $LONCAPA::map::resources[$newidx]=
 2038: 	    $comment.':'.$url.':'.$ext.':normal:res';
 2039:         $LONCAPA::map::order[$#LONCAPA::map::order+1]= $newidx;
 2040:         ($errtext,$fatal)=&storemap($coursenum,$coursedom,
 2041: 				    $folder.'.'.$container,1);
 2042:         if ($fatal) {
 2043:             $$upload_output = '<div class="LC_error" id="uploadfileresult">'.$errtext.'</div>';
 2044:             return;
 2045:         } else {
 2046:             if ($parseaction eq 'parse' && $mimetype eq 'text/html') {
 2047:                 $$upload_output = $showupload;
 2048:                 my $total_embedded = scalar(keys(%{$allfiles}));
 2049:                 if ($total_embedded > 0) {
 2050:                     my $uploadphase = 'upload_embedded';
 2051:                     my $primaryurl = &HTML::Entities::encode($url,'<>&"');
 2052: 		    my $state = &embedded_form_elems($uploadphase,$primaryurl,$newidx); 
 2053:                     my ($embedded,$num) = 
 2054:                         &Apache::loncommon::ask_for_embedded_content(
 2055:                             '/adm/coursedocs',$state,$allfiles,$codebase,{'docs_url' => $url});
 2056:                     if ($embedded) {
 2057:                         if ($num) {
 2058:                             $$upload_output .=
 2059: 			         '<p>'.&mt('This file contains embedded multimedia objects, which need to be uploaded.').'</p>'.$embedded;
 2060:                             $nextphase = $uploadphase;
 2061:                         } else {
 2062:                             $$upload_output .= $embedded;
 2063:                         }
 2064:                     } else {
 2065:                         $$upload_output .= &mt('Embedded item(s) already present, so no additional upload(s) required').'<br />';
 2066:                     }
 2067:                 } else {
 2068:                     $$upload_output .= &mt('No embedded items identified').'<br />';
 2069:                 }
 2070:                 $$upload_output = '<div id="uploadfileresult">'.$$upload_output.'</div>';
 2071:             } elsif (&Apache::loncommon::is_archive_file($mimetype)) {
 2072:                 $nextphase = 'decompress_uploaded';
 2073:                 my $position = scalar(@LONCAPA::map::order)-1;
 2074:                 my $noextract = &return_to_editor();
 2075:                 my $archiveurl = &HTML::Entities::encode($url,'<>&"');
 2076:                 my %archiveitems = (
 2077:                     folderpath => $env{'form.folderpath'},
 2078:                     pagepath   => $env{'form.pagepath'},
 2079:                     cmd        => $nextphase,
 2080:                     newidx     => $newidx,
 2081:                     position   => $position,
 2082:                     phase      => $nextphase,
 2083:                     comment    => $comment,
 2084:                 );
 2085:                 my ($destination,$dir_root) = &embedded_destination($coursenum,$coursedom);
 2086:                 my @current = &get_dir_list($url,$coursenum,$coursedom,$newidx); 
 2087:                 $$upload_output = $showupload.
 2088:                                   &Apache::loncommon::decompress_form($mimetype,
 2089:                                       $archiveurl,'/adm/coursedocs',$noextract,
 2090:                                       \%archiveitems,\@current);
 2091:             }
 2092:         }
 2093:     }
 2094:     return $nextphase;
 2095: }
 2096: 
 2097: sub get_dir_list {
 2098:     my ($url,$coursenum,$coursedom,$newidx) = @_;
 2099:     my ($destination,$dir_root) = &embedded_destination();
 2100:     my ($dirlistref,$listerror) =  
 2101:         &Apache::lonnet::dirlist("$dir_root/$destination/$newidx",$coursedom,$coursenum,1);
 2102:     my @dir_lines;
 2103:     my $dirptr=16384;
 2104:     if (ref($dirlistref) eq 'ARRAY') {
 2105:         foreach my $dir_line (sort
 2106:                           {
 2107:                               my ($afile)=split('&',$a,2);
 2108:                               my ($bfile)=split('&',$b,2);
 2109:                               return (lc($afile) cmp lc($bfile));
 2110:                           } (@{$dirlistref})) {
 2111:             my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$dir_line,16);
 2112:             $filename =~ s/\s+$//;
 2113:             next if ($filename =~ /^\.\.?$/); 
 2114:             my $isdir = 0;
 2115:             if ($dirptr&$testdir) {
 2116:                 $isdir = 1;
 2117:             }
 2118:             push(@dir_lines, [$filename,$dom,$isdir,$size,$mtime,$obs]);
 2119:         }
 2120:     }
 2121:     return @dir_lines;
 2122: }
 2123: 
 2124: sub is_supplemental_title {
 2125:     my ($title) = @_;
 2126:     return scalar($title =~ m/^(\d+)___&&&___($match_username)___&&&___($match_domain)___&&&___(.*)$/);
 2127: }
 2128: 
 2129: # --------------------------------------------------------------- An entry line
 2130: 
 2131: sub entryline {
 2132:     my ($index,$title,$url,$folder,$allowed,$residx,$coursenum,$coursedom,
 2133:         $crstype,$uploadtag,$supplementalflag)=@_;
 2134:     my ($foldertitle,$pagetitle,$renametitle);
 2135:     if (&is_supplemental_title($title)) {
 2136: 	($title,$foldertitle,$renametitle) = &Apache::loncommon::parse_supplemental_title($title);
 2137: 	$pagetitle = $foldertitle;
 2138:     } else {
 2139: 	$title=&HTML::Entities::encode($title,'"<>&\'');
 2140: 	$renametitle=$title;
 2141: 	$foldertitle=$title;
 2142: 	$pagetitle=$title;
 2143:     }
 2144: 
 2145:     my $orderidx=$LONCAPA::map::order[$index];
 2146: 
 2147:     $renametitle=~s/\\/\\\\/g;
 2148:     $renametitle=~s/\&quot\;/\\\"/g;
 2149:     $renametitle=~s/ /%20/g;
 2150:     my $line=&Apache::loncommon::start_data_table_row();
 2151:     my ($form_start,$form_end,$form_common);
 2152: # Edit commands
 2153:     my ($container, $type, $esc_path, $path, $symb);
 2154:     if ($env{'form.folderpath'}) {
 2155: 	$type = 'folder';
 2156:         $container = 'sequence';
 2157: 	$esc_path=&escape($env{'form.folderpath'});
 2158: 	$path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
 2159: 	# $htmlfoldername=&HTML::Entities::encode($env{'form.foldername'},'<>&"');
 2160:     }
 2161:     if ($env{'form.pagepath'}) {
 2162:         $type = $container = 'page';
 2163:         $esc_path=&escape($env{'form.pagepath'});
 2164: 	$path = &HTML::Entities::encode($env{'form.pagepath'},'<>&"');
 2165:     }
 2166:     my $isexternal;
 2167:     if (!$supplementalflag && $residx) {
 2168:         my $currurl = $url;
 2169:         $currurl =~ s{^http(|s)(&colon;|:)//}{/adm/wrapper/ext/};
 2170:         if ($currurl =~ m{^/adm/wrapper/ext/}) {
 2171:             $isexternal = 1;
 2172:         }
 2173:         my $path = 'uploaded/'.
 2174:                    $env{'course.'.$env{'request.course.id'}.'.domain'}.'/'.
 2175:                    $env{'course.'.$env{'request.course.id'}.'.num'}.'/';
 2176:         $symb = &Apache::lonnet::encode_symb($path.$folder.".$container",
 2177:                                              $residx,
 2178:                                              &Apache::lonnet::declutter($currurl));
 2179:     }
 2180:     my %lt;
 2181:     if ($allowed) {
 2182: 	my $incindex=$index+1;
 2183: 	my $selectbox='';
 2184: 	if (($#LONCAPA::map::order>0) &&
 2185: 	    ((split(/\:/,
 2186: 	     $LONCAPA::map::resources[$LONCAPA::map::order[0]]))[1]
 2187: 	     ne '') &&
 2188: 	    ((split(/\:/,
 2189: 	     $LONCAPA::map::resources[$LONCAPA::map::order[1]]))[1]
 2190: 	     ne '')) {
 2191: 	    $selectbox=
 2192: 		'<input type="hidden" name="currentpos" value="'.$incindex.'" />'.
 2193: 		'<select name="newpos" onchange="this.form.submit()">';
 2194: 	    for (my $i=1;$i<=$#LONCAPA::map::order+1;$i++) {
 2195: 		if ($i==$incindex) {
 2196: 		    $selectbox.='<option value="" selected="selected">('.$i.')</option>';
 2197: 		} else {
 2198: 		    $selectbox.='<option value="'.$i.'">'.$i.'</option>';
 2199: 		}
 2200: 	    }
 2201: 	    $selectbox.='</select>';
 2202: 	}
 2203: 	%lt=&Apache::lonlocal::texthash(
 2204:                 'up' => 'Move Up',
 2205: 		'dw' => 'Move Down',
 2206: 		'rm' => 'Remove',
 2207:                 'ct' => 'Cut',
 2208: 		'rn' => 'Rename',
 2209: 		'cp' => 'Copy',
 2210:                 'ex' => 'External Resource',
 2211:                 'ed' => 'Edit',
 2212:                 'pr' => 'Preview',
 2213:                 'sv' => 'Save',
 2214:                 'ul' => 'URL',
 2215:                 'ti' => 'Title', 
 2216:                 );
 2217: 	my $nocopy=0;
 2218:         my $nocut=0;
 2219:         my $noremove=0;
 2220:         if ($url=~ m{^/res/.+\.(page|sequence)$}) {
 2221:             # no copy for published maps
 2222:             $nocopy=1;
 2223:         }
 2224:         if ($url=~/^\/res\/lib\/templates\//) {
 2225:            $nocopy=1;
 2226:            $nocut=1;
 2227:         }
 2228:         my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 2229:         my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
 2230:         if ($url eq "/uploaded/$cdom/$cnum/group_allfolders.sequence") {
 2231:             if ($env{'form.folderpath'} =~ /^default&[^\&]+$/) {
 2232:                 my %curr_groups = &Apache::longroup::coursegroups();
 2233:                 if (keys(%curr_groups) > 0) {
 2234:                     $noremove=1;
 2235:                 }
 2236:                 $nocut=1;
 2237:                 $nocopy=1;
 2238:             }
 2239:         } elsif ($url =~ m{^\Q/uploaded/$cdom/$cnum/group_folder_\E(\w+)\.sequence$}) {
 2240:             my $group = $1;
 2241:             if ($env{'form.folderpath'} =~ /^default&[^\&]+\&group_allfolders\&[^\&]+$/) {
 2242:                 my %curr_group = &Apache::longroup::coursegroups($cdom,$cnum,$group);
 2243:                 if (keys(%curr_group) > 0) {
 2244:                     $noremove=1;
 2245:                 }
 2246:             }
 2247:             $nocut=1;
 2248:             $nocopy=1;
 2249:         } elsif ($url =~ m{^\Q/adm/$cdom/$cnum/\E(\w+)/smppg$}) {
 2250:             my $group = $1;
 2251:             if ($env{'form.folderpath'} =~ /^default&[^\&]+\&group_allfolders\&[^\&]+\&\Qgroup_folder_$group\E\&[^\&]+$/) {
 2252:                 my %curr_group = &Apache::longroup::coursegroups($cdom,$cnum,$group);
 2253:                 my %groupsettings = &Apache::longroup::get_group_settings($curr_group{$group});
 2254:                 if (keys(%groupsettings) > 0) {
 2255:                     $noremove=1;
 2256:                 }
 2257:                 $nocut=1;
 2258:                 $nocopy=1;
 2259:             }
 2260:         } elsif ($env{'form.folderpath'} =~ /^default&[^\&]+\&group_allfolders\&[^\&]+\&group_folder_(\w+)\&/) {
 2261:             my $group = $1;
 2262:             my %curr_group = &Apache::longroup::coursegroups($cdom,$cnum,$group);
 2263:             if ($url =~ /group_boards_\Q$group\E/) {
 2264:                 my %curr_group = &Apache::longroup::coursegroups($cdom,$cnum,$group);
 2265:                 my %groupsettings = &Apache::longroup::get_group_settings($curr_group{$group});
 2266:                 if (keys(%groupsettings) > 0) {
 2267:                     if (ref($groupsettings{'functions'}) eq 'HASH') {
 2268:                         if ($groupsettings{'functions'}{'discussion'} eq 'on') {
 2269:                             $noremove=1;
 2270:                         }
 2271:                     }
 2272:                 }
 2273:                 $nocut=1;
 2274:                 $nocopy=1;
 2275:             }
 2276:         }
 2277:         my ($copylink,$cutlink,$removelink,$renamelink);
 2278: 
 2279: 	my $skip_confirm = 0;
 2280: 	if ( $folder =~ /^supplemental/
 2281: 	     || ($url =~ m{( /smppg$
 2282: 			    |/syllabus$
 2283: 			    |/aboutme$
 2284: 			    |/navmaps$
 2285: 			    |/bulletinboard$
 2286: 			    |\.html$)}x)
 2287:              || $isexternal) { 
 2288: 	    $skip_confirm = 1;
 2289: 	}
 2290:         if ($nocopy) {
 2291:             $copylink=(<<ENDCOPY);
 2292: <span style="visibility: hidden;">$lt{'cp'}</span>
 2293: ENDCOPY
 2294:         } else {
 2295:             $copylink=(<<ENDCOPY);
 2296: <a href="javascript:markcopy('$esc_path','$index','$renametitle','$container','$symb','$folder');" class="LC_docs_copy">$lt{'cp'}</a>
 2297: ENDCOPY
 2298:         }
 2299:         if ($nocut) {
 2300:             $cutlink=(<<ENDCUT);
 2301: <span style="visibility: hidden;">$lt{'ct'}</span>
 2302: ENDCUT
 2303:         } else {
 2304:             $cutlink=(<<ENDCUT);
 2305: <a href="javascript:cutres('$esc_path','$index','$renametitle','$container','$symb','$folder',$skip_confirm);" class="LC_docs_cut">$lt{'ct'}</a>
 2306: ENDCUT
 2307:         }
 2308:         if ($noremove) {
 2309:             $removelink=(<<ENDREM);
 2310: <span style="visibility: hidden;">$lt{'rm'}</a>
 2311: ENDREM
 2312:         } else {
 2313:             $removelink=(<<ENDREM);
 2314: <a href='javascript:removeres("$esc_path","$index","$renametitle","$container","$symb",$skip_confirm);' class="LC_docs_remove">$lt{'rm'}</a>
 2315: ENDREM
 2316:         }
 2317:         $renamelink=(<<ENDREN);
 2318: <a href='javascript:changename("$esc_path","$index","$renametitle","$container","$symb");' class="LC_docs_rename">$lt{'rn'}</a>
 2319: ENDREN
 2320: 	$form_start = '
 2321:    <form action="/adm/coursedocs" method="post">
 2322: ';
 2323:         $form_common=(<<END);
 2324:    <input type="hidden" name="${type}path" value="$path" />
 2325:    <input type="hidden" name="${type}symb" value="$symb" />
 2326:    <input type="hidden" name="setparms" value="$orderidx" />
 2327:    <input type="hidden" name="changeparms" value="0" />
 2328: END
 2329:         $form_end = '</form>';
 2330: 	$line.=(<<END);
 2331: <td>
 2332: <div class="LC_docs_entry_move">
 2333:   <a href='/adm/coursedocs?cmd=up_$index&amp;${type}path=$esc_path&amp;${type}symb=$symb'>
 2334:     <img src="${iconpath}move_up.gif" alt="$lt{'up'}" class="LC_icon" />
 2335:   </a>
 2336: </div>
 2337: <div class="LC_docs_entry_move">
 2338:   <a href='/adm/coursedocs?cmd=down_$index&amp;${type}path=$esc_path&amp;${type}symb=$symb'>
 2339:     <img src="${iconpath}move_down.gif" alt="$lt{'dw'}" class="LC_icon" />
 2340:   </a>
 2341: </div>
 2342: </td>
 2343: <td>
 2344:    $form_start
 2345:    $form_common
 2346:    $selectbox
 2347:    $form_end
 2348: </td>
 2349: <td class="LC_docs_entry_commands"><span class="LC_nobreak">
 2350: $removelink
 2351: $renamelink
 2352: $cutlink
 2353: $copylink
 2354: </span>
 2355: </td>
 2356: END
 2357: 
 2358:     }
 2359: # Figure out what kind of a resource this is
 2360:     my ($extension)=($url=~/\.(\w+)$/);
 2361:     my $uploaded=($url=~/^\/*uploaded\//);
 2362:     my $icon=&Apache::loncommon::icon($url);
 2363:     my $isfolder=0;
 2364:     my $ispage=0;
 2365:     my $folderarg;
 2366:     my $pagearg;
 2367:     my $pagefile;
 2368:     if ($uploaded) {
 2369:         if (($extension eq 'sequence') || ($extension eq 'page')) {
 2370:             $url=~/\Q$coursenum\E\/([\/\w]+)\.\Q$extension\E$/;
 2371:             my $containerarg = $1;
 2372: 	    if ($extension eq 'sequence') {
 2373: 	        $icon=$iconpath.'navmap.folder.closed.gif';
 2374:                 $folderarg=$containerarg;
 2375:                 $isfolder=1;
 2376:             } else {
 2377:                 $icon=$iconpath.'page.gif';
 2378:                 $pagearg=$containerarg;
 2379:                 $ispage=1;
 2380:             }
 2381:             if ($allowed) {
 2382:                 $url='/adm/coursedocs?';
 2383:             } else {
 2384:                 $url='/adm/supplemental?';
 2385:             }
 2386: 	} else {
 2387: 	    &Apache::lonnet::allowuploaded('/adm/coursedoc',$url);
 2388: 	}
 2389:     }
 2390: 
 2391:     my $editlink;
 2392:     my $orig_url = $url;
 2393:     $orig_url=~s{http(&colon;|:)//https(&colon;|:)//}{https$2//};
 2394:     my $external = ($url=~s{^http(|s)(&colon;|:)//}{/adm/wrapper/ext/});
 2395:     if (!$supplementalflag && $residx && $symb) {
 2396:         if ($container eq 'page') {
 2397:             $url=&Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
 2398:             $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
 2399:         } 
 2400:         if ((!$isfolder) && (!$ispage)) {
 2401: 	    (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
 2402: 	    $url=&Apache::lonnet::clutter($url);
 2403: 	    if ($url=~/^\/*uploaded\//) {
 2404: 	        $url=~/\.(\w+)$/;
 2405: 	        my $embstyle=&Apache::loncommon::fileembstyle($1);
 2406: 	        if (($embstyle eq 'img') || ($embstyle eq 'emb')) {
 2407: 		    $url='/adm/wrapper'.$url;
 2408: 	        } elsif ($embstyle eq 'ssi') {
 2409: 		    #do nothing with these
 2410: 	        } elsif ($url!~/\.(sequence|page)$/) {
 2411: 		    $url='/adm/coursedocs/showdoc'.$url;
 2412: 	        }
 2413: 	    } elsif ($url=~m|^/ext/|) {
 2414: 	        $url='/adm/wrapper'.$url;
 2415: 	        $external = 1;
 2416:  	    }
 2417:             if (&Apache::lonnet::symbverify($symb,$url)) {
 2418:                 $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
 2419:             } else {
 2420:                 $url='';
 2421:             }
 2422:         }
 2423:     }
 2424:     my ($rand_pick_text,$rand_order_text);
 2425:     if ($isfolder || $extension eq 'sequence') {
 2426: 	my $foldername=&escape($foldertitle);
 2427: 	my $folderpath=$env{'form.folderpath'};
 2428: 	if ($folderpath) { $folderpath.='&' };
 2429: # Append randompick number, hidden, and encrypted with ":" to foldername,
 2430: # so it gets transferred between levels
 2431: 	$folderpath.=$folderarg.'&'.$foldername.':'.(&LONCAPA::map::getparameter($orderidx,
 2432:                                               'parameter_randompick'))[0]
 2433:                                                .':'.((&LONCAPA::map::getparameter($orderidx,
 2434:                                               'parameter_hiddenresource'))[0]=~/^yes$/i)
 2435:                                                .':'.((&LONCAPA::map::getparameter($orderidx,
 2436:                                               'parameter_encrypturl'))[0]=~/^yes$/i)
 2437:                                                .':'.((&LONCAPA::map::getparameter($orderidx,
 2438:                                               'parameter_randomorder'))[0]=~/^yes$/i);
 2439: 	$url.='folderpath='.&escape($folderpath);
 2440:         my $rpicknum = (&LONCAPA::map::getparameter($orderidx,
 2441:                                                    'parameter_randompick'))[0];
 2442:         my $rpckchk;
 2443:         if ($rpicknum) {
 2444:             $rpckchk = ' checked="checked"';
 2445:         }
 2446:         my $formname = 'edit_rpick_'.$orderidx;
 2447: 	$rand_pick_text = 
 2448: '<form action="/adm/coursedocs" method="post" name="'.$formname.'">'."\n".
 2449: $form_common."\n".
 2450: '<span class="LC_nobreak"><label><input type="checkbox" name="randpickon_'.$orderidx.'" id="rpick_'.$orderidx.'" onclick="'."updatePick(this.form,'$orderidx','check');".'"'.$rpckchk.' /> '.&mt('Randomly Pick').'</label><input type="hidden" name="randompick_'.$orderidx.'" id="rpicknum_'.$orderidx.'" value="'.$rpicknum.'" />';
 2451:         if ($rpicknum ne '') {
 2452:             $rand_pick_text .= ':&nbsp;<a href="javascript:updatePick('."document.$formname,'$orderidx','link'".')">'.$rpicknum.'</a>';
 2453:         }
 2454:         $rand_pick_text .= '</span></form>';
 2455:     	my $ro_set=
 2456: 	    ((&LONCAPA::map::getparameter($orderidx,'parameter_randomorder'))[0]=~/^yes$/i?' checked="checked"':'');
 2457: 	$rand_order_text = 
 2458: $form_start.
 2459: $form_common.'
 2460: <span class="LC_nobreak"><label><input type="checkbox" name="randomorder_'.$orderidx.'" onclick="'."this.form.changeparms.value='randomorder';this.form.submit()".'" '.$ro_set.' /> '.&mt('Random Order').' </label></span></form>';
 2461:     }
 2462:     if ($ispage) {
 2463:         my $pagename=&escape($pagetitle);
 2464:         my $pagepath;
 2465:         my $folderpath=$env{'form.folderpath'};
 2466:         if ($folderpath) { $pagepath = $folderpath.'&' };
 2467:         $pagepath.=$pagearg.'&'.$pagename;
 2468: 	$url.='pagepath='.&escape($pagepath).
 2469: 	    '&amp;pagesymb='.&escape($symb);
 2470:     }
 2471:     if ($allowed) {
 2472:         my $fileloc =
 2473:             &Apache::lonnet::declutter(&Apache::lonnet::filelocation('',$orig_url));
 2474: 
 2475:         if ($external) {
 2476:             $editlink = <<"EXTLNK";
 2477:             &nbsp;
 2478:             <a class="LC_docs_ext_edit" href="javascript:editext('$residx');">
 2479:             $lt{'ed'}</a>
 2480:             <form action="/adm/coursedocs" method="post" name="editext_$residx">
 2481:             <fieldset id="uploadext$residx" style="display: none;" />
 2482:             <input type="hidden" name="active" value="aa" />
 2483:             <span class="LC_nobreak">
 2484:             <span class="LC_docs_ext_edit">$lt{'ul'}&nbsp;</span>
 2485:             <input type="text" size="40" name="exturl" id="exturl_$residx" value="$orig_url" />&nbsp;
 2486:             <a class="LC_docs_ext_edit" href="javascript:extUrlPreview('exturl_$residx');">$lt{'pr'}</a></span>
 2487:             </span><br />
 2488:             <span class="LC_nobreak">
 2489:             <span class="LC_docs_ext_edit">$lt{'ti'}&nbsp;</span>
 2490:             <input type="text" size="40" name="exttitle" value="$title" />
 2491:             $uploadtag
 2492:             <input type="hidden" name="importdetail" value="" />
 2493:             <input type="button" value="$lt{'sv'}" onclick="javascript:setExternal(this.form,'$residx')" />
 2494:             </span>
 2495:             </fieldset>
 2496:             </form>
 2497: EXTLNK
 2498:         } else {
 2499:             my ($cfile,$home,$switchserver,$forceedit,$forceview) =
 2500:                 &Apache::lonnet::can_edit_resource($fileloc,$coursenum,$coursedom,$orig_url);
 2501:             if (($cfile ne '') && ($symb ne '')) {
 2502:                 my $jscall =
 2503:                     &Apache::lonhtmlcommon::jump_to_editres($cfile,$home,
 2504:                                                             $switchserver,
 2505:                                                             $forceedit,
 2506:                                                             undef,$symb);
 2507:                 if ($jscall) {
 2508:                     $editlink = '&nbsp;<a class="LC_docs_ext_edit" href="javascript:'.
 2509:                                 $jscall.'" >'.&mt('Edit').'</a>';
 2510:                 }
 2511:             }
 2512:         }
 2513:     }
 2514:     my $reinit;
 2515:     if ($crstype eq 'Community') {
 2516:         $reinit = &mt('(re-initialize community to access)');
 2517:     } else {
 2518:         $reinit = &mt('(re-initialize course to access)');
 2519:     }  
 2520:     $line.='<td>';
 2521:     if (($url=~m{/adm/(coursedocs|supplemental)}) || (!$allowed && $url)) {
 2522:        $line.='<a href="'.$url.'"><img src="'.$icon.'" alt="" class="LC_icon" /></a>';
 2523:     } elsif ($url) {
 2524:        $line.=&Apache::loncommon::modal_link($url.(($url=~/\?/)?'&amp;':'?').'inhibitmenu=yes',
 2525:                                              '<img src="'.$icon.'" alt="" class="LC_icon" />',600,500);
 2526:     } else {
 2527:        $line.='<img src="'.$icon.'" alt="" class="LC_icon" />';
 2528:     }
 2529:     $line.='</td><td>';
 2530:     if (($url=~m{/adm/(coursedocs|supplemental)}) || (!$allowed && $url)) {
 2531:        $line.='<a href="'.$url.'">'.$title.'</a>';
 2532:     } elsif ($url) {
 2533:        $line.=&Apache::loncommon::modal_link($url.(($url=~/\?/)?'&amp;':'?').'inhibitmenu=yes',
 2534:                                              $title,600,500);
 2535:     } else {
 2536:        $line.=$title.' <span class="LC_docs_reinit_warn">'.$reinit.'</span>';
 2537:     }
 2538:     $line.=$editlink."</td>";
 2539:     $rand_pick_text = '&nbsp;' if ($rand_pick_text eq '');
 2540:     $rand_order_text = '&nbsp;' if ($rand_order_text eq '');
 2541:     if (($allowed) && ($folder!~/^supplemental/)) {
 2542:  	my %lt=&Apache::lonlocal::texthash(
 2543:  			      'hd' => 'Hidden',
 2544:  			      'ec' => 'URL hidden');
 2545: 	my $enctext=
 2546: 	    ((&LONCAPA::map::getparameter($orderidx,'parameter_encrypturl'))[0]=~/^yes$/i?' checked="checked"':'');
 2547: 	my $hidtext=
 2548: 	    ((&LONCAPA::map::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i?' checked="checked"':'');
 2549: 	$line.=(<<ENDPARMS);
 2550:   <td class="LC_docs_entry_parameter">
 2551:     $form_start
 2552:     $form_common
 2553:     <label><input type="checkbox" name="hiddenresource_$orderidx" onclick="this.form.changeparms.value='hiddenresource';this.form.submit()" $hidtext /> $lt{'hd'}</label>
 2554:     $form_end
 2555:     <br />
 2556:     $form_start
 2557:     $form_common
 2558:     <label><input type="checkbox" name="encrypturl_$orderidx" onclick="this.form.changeparms.value='encrypturl';this.form.submit()" $enctext /> $lt{'ec'}</label>
 2559:     $form_end
 2560:   </td>
 2561:   <td class="LC_docs_entry_parameter">$rand_pick_text<br />
 2562:                                       $rand_order_text</td>
 2563: ENDPARMS
 2564:     }
 2565:     $line.=&Apache::loncommon::end_data_table_row();
 2566:     return $line;
 2567: }
 2568: 
 2569: sub newmap_suffix {
 2570:     my ($area,$container,$coursedom,$coursenum) = @_;
 2571:     my ($prefix,$idtype,$errtext,$locknotfreed);
 2572:     $prefix = 'docs';
 2573:     if ($area eq 'supplemental') {
 2574:         $prefix = 'supp';
 2575:     }
 2576:     $prefix .= $container;
 2577:     $idtype = 'concat';
 2578:     my ($suffix,$freedlock,$error) =
 2579:         &Apache::lonnet::get_timebased_id($prefix,'num','uploadedmaps',
 2580:                                           $coursedom,$coursenum);
 2581:     if (!$suffix) {
 2582:         $errtext = &mt('Failed to acquire a unique timestamp-based suffix for the new folder/page.');
 2583:         if ($error) {
 2584:             $errtext .= '<br />'.$error;
 2585:         }
 2586:     }
 2587:     if ($freedlock ne 'ok') {
 2588:         $locknotfreed = '<div class="LC_error">'.&mt('There was a problem removing a lockfile. This will prevent creation of additional folders or composite pages in this course.  Please contact the domain coordinator for your LON-CAPA domain.').'</div>';
 2589:     }
 2590:     return ($suffix,$errtext,$locknotfreed);
 2591: }
 2592: 
 2593: =pod
 2594: 
 2595: =item tiehash()
 2596: 
 2597: tie the hash
 2598: 
 2599: =cut
 2600: 
 2601: sub tiehash {
 2602:     my ($mode)=@_;
 2603:     $hashtied=0;
 2604:     if ($env{'request.course.fn'}) {
 2605: 	if ($mode eq 'write') {
 2606: 	    if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.".db",
 2607: 		    &GDBM_WRCREAT(),0640)) {
 2608:                 $hashtied=2;
 2609: 	    }
 2610: 	} else {
 2611: 	    if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.".db",
 2612: 		    &GDBM_READER(),0640)) {
 2613:                 $hashtied=1;
 2614: 	    }
 2615: 	}
 2616:     }
 2617: }
 2618: 
 2619: sub untiehash {
 2620:     if ($hashtied) { untie %hash; }
 2621:     $hashtied=0;
 2622:     return OK;
 2623: }
 2624: 
 2625: 
 2626: 
 2627: 
 2628: sub checkonthis {
 2629:     my ($r,$url,$level,$title)=@_;
 2630:     $url=&unescape($url);
 2631:     $alreadyseen{$url}=1;
 2632:     $r->rflush();
 2633:     if (($url) && ($url!~/^\/uploaded\//) && ($url!~/\*$/)) {
 2634:        $r->print("\n<br />");
 2635:        if ($level==0) {
 2636:            $r->print("<br />");
 2637:        }
 2638:        for (my $i=0;$i<=$level*5;$i++) {
 2639:            $r->print('&nbsp;');
 2640:        }
 2641:        $r->print('<a href="'.$url.'" target="cat">'.
 2642: 		 ($title?$title:$url).'</a> ');
 2643:        if ($url=~/^\/res\//) {
 2644: 	  my $result=&Apache::lonnet::repcopy(
 2645:                               &Apache::lonnet::filelocation('',$url));
 2646:           if ($result eq 'ok') {
 2647:              $r->print('<span class="LC_success">'.&mt('ok').'</span>');
 2648:              $r->rflush();
 2649:              &Apache::lonnet::countacc($url);
 2650:              $url=~/\.(\w+)$/;
 2651:              if (&Apache::loncommon::fileembstyle($1) eq 'ssi') {
 2652: 		 $r->print('<br />');
 2653:                  $r->rflush();
 2654:                  for (my $i=0;$i<=$level*5;$i++) {
 2655:                      $r->print('&nbsp;');
 2656:                  }
 2657:                  $r->print('- '.&mt('Rendering:').' ');
 2658: 		 my ($errorcount,$warningcount)=split(/:/,
 2659: 	       &Apache::lonnet::ssi_body($url,
 2660: 			       ('grade_target'=>'web',
 2661: 				'return_only_error_and_warning_counts' => 1)));
 2662:                  if (($errorcount) ||
 2663:                      ($warningcount)) {
 2664: 		     if ($errorcount) {
 2665:                         $r->print('<img src="/adm/lonMisc/bomb.gif" alt="'.&mt('bomb').'" /><span class="LC_error">'.
 2666:                           &mt('[quant,_1,error]',$errorcount).'</span>');
 2667:                      }
 2668: 		     if ($warningcount) {
 2669:                         $r->print('<span class="LC_warning">'.
 2670:                           &mt('[quant,_1,warning]',$warningcount).'</span>');
 2671:                      }
 2672:                  } else {
 2673:                      $r->print('<span class="LC_success">'.&mt('ok').'</span>');
 2674:                  }
 2675:                  $r->rflush();
 2676:              }
 2677: 	     my $dependencies=
 2678:                 &Apache::lonnet::metadata($url,'dependencies');
 2679:              foreach my $dep (split(/\,/,$dependencies)) {
 2680: 		 if (($dep=~/^\/res\//) && (!$alreadyseen{$dep})) {
 2681:                     &checkonthis($r,$dep,$level+1);
 2682:                  }
 2683:              }
 2684:           } elsif ($result eq 'unavailable') {
 2685:              $r->print('<span class="LC_error">'.&mt('connection down').'</span>');
 2686:           } elsif ($result eq 'not_found') {
 2687: 	      unless ($url=~/\$/) {
 2688: 		  $r->print('<span class="LC_error">'.&mt('not found').'</b></span>');
 2689: 	      } else {
 2690: 		  $r->print('<span class="LC_error">'.&mt('unable to verify variable URL').'</span>');
 2691: 	      }
 2692:           } else {
 2693:              $r->print('<span class="LC_error">'.&mt('access denied').'</span>');
 2694:           }
 2695:        }
 2696:     }
 2697: }
 2698: 
 2699: 
 2700: 
 2701: =pod
 2702: 
 2703: =item list_symbs()
 2704: 
 2705: List Content Identifiers
 2706: 
 2707: =cut
 2708: 
 2709: sub list_symbs {
 2710:     my ($r) = @_;
 2711: 
 2712:     my $crstype = &Apache::loncommon::course_type();
 2713:     $r->print(&Apache::loncommon::start_page('List of Content Identifiers'));
 2714:     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Content Identifiers'));
 2715:     $r->print(&startContentScreen('tools'));
 2716:     my $navmap = Apache::lonnavmaps::navmap->new();
 2717:     if (!defined($navmap)) {
 2718:         $r->print('<h2>'.&mt('Retrieval of List Failed').'</h2>'.
 2719:                   '<div class="LC_error">'.
 2720:                   &mt('Unable to retrieve information about course contents').
 2721:                   '</div>');
 2722:         &Apache::lonnet::logthis('Symb list failed - could not create navmap object in '.lc($crstype).':'.$env{'request.course.id'});
 2723:     } else {
 2724:         $r->print('<h4 class="LC_info">'.&mt("$crstype Content Identifiers").'</h4>'.
 2725:                   &Apache::loncommon::start_data_table().
 2726:                   &Apache::loncommon::start_data_table_header_row().
 2727:                   '<th>'.&mt('Title').'</th><th>'.&mt('Identifier').'</th>'.
 2728:                   &Apache::loncommon::end_data_table_header_row()."\n");
 2729:         my $count;
 2730:         foreach my $res ($navmap->retrieveResources()) {
 2731:             $r->print(&Apache::loncommon::start_data_table_row().
 2732:                       '<td>'.$res->compTitle().'</td>'.
 2733:                       '<td>'.$res->symb().'</td>'.
 2734:                       &Apache::loncommon::start_data_table_row());
 2735:             $count ++;
 2736:         }
 2737:         if (!$count) {
 2738:             $r->print(&Apache::loncommon::start_data_table_row().
 2739:                       '<td colspan="2">'.&mt("$crstype is empty").'</td>'.
 2740:                       &Apache::loncommon::end_data_table_row()); 
 2741:         }
 2742:         $r->print(&Apache::loncommon::end_data_table());
 2743:     }
 2744: }
 2745: 
 2746: 
 2747: sub verifycontent {
 2748:     my ($r) = @_;
 2749:     my $crstype = &Apache::loncommon::course_type();
 2750:     $r->print(&Apache::loncommon::start_page('Verify '.$crstype.' Documents'));
 2751:     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Verify '.$crstype.' Documents'));
 2752:     $r->print(&startContentScreen('tools'));
 2753:     $r->print('<h4 class="LC_info">'.&mt($crstype.' content verification').'</h4>'); 
 2754:    $hashtied=0;
 2755:    undef %alreadyseen;
 2756:    %alreadyseen=();
 2757:    &tiehash();
 2758:    
 2759:    foreach my $key (keys(%hash)) {
 2760:        if ($hash{$key}=~/\.(page|sequence)$/) {
 2761: 	   if (($key=~/^src_/) && ($alreadyseen{&unescape($hash{$key})})) {
 2762: 	       $r->print('<hr /><span class="LC_error">'.
 2763: 			 &mt('The following sequence or page is included more than once in your '.$crstype.':').' '.
 2764: 			 &unescape($hash{$key}).'</span><br />'.
 2765: 			 &mt('Note that grading records for problems included in this sequence or folder will overlap.').'<hr />');
 2766: 	   }
 2767:        }
 2768:        if (($key=~/^src\_(.+)$/) && (!$alreadyseen{&unescape($hash{$key})})) {
 2769:            &checkonthis($r,$hash{$key},0,$hash{'title_'.$1});
 2770:        }
 2771:    }
 2772:    &untiehash();
 2773:    $r->print('<p class="LC_success">'.&mt('Done').'</p>');
 2774: }
 2775: 
 2776: 
 2777: sub devalidateversioncache {
 2778:     my $src=shift;
 2779:     &Apache::lonnet::devalidate_cache_new('courseresversion',$env{'request.course.id'}.'_'.
 2780: 					  &Apache::lonnet::clutter($src));
 2781: }
 2782: 
 2783: sub checkversions {
 2784:     my ($r) = @_;
 2785:     my $crstype = &Apache::loncommon::course_type();
 2786:     $r->print(&Apache::loncommon::start_page("Check $crstype Document Versions"));
 2787:     $r->print(&Apache::lonhtmlcommon::breadcrumbs("Check $crstype Document Versions"));
 2788:     $r->print(&startContentScreen('tools'));
 2789: 
 2790:     my $header='';
 2791:     my $startsel='';
 2792:     my $monthsel='';
 2793:     my $weeksel='';
 2794:     my $daysel='';
 2795:     my $allsel='';
 2796:     my %changes=();
 2797:     my $starttime=0;
 2798:     my $haschanged=0;
 2799:     my %setversions=&Apache::lonnet::dump('resourceversions',
 2800: 			  $env{'course.'.$env{'request.course.id'}.'.domain'},
 2801: 			  $env{'course.'.$env{'request.course.id'}.'.num'});
 2802: 
 2803:     $hashtied=0;
 2804:     &tiehash();
 2805:     my %newsetversions=();
 2806:     if ($env{'form.setmostrecent'}) {
 2807: 	$haschanged=1;
 2808: 	foreach my $key (keys(%hash)) {
 2809: 	    if ($key=~/^ids\_(\/res\/.+)$/) {
 2810: 		$newsetversions{$1}='mostrecent';
 2811:                 &devalidateversioncache($1);
 2812: 	    }
 2813: 	}
 2814:     } elsif ($env{'form.setcurrent'}) {
 2815: 	$haschanged=1;
 2816: 	foreach my $key (keys(%hash)) {
 2817: 	    if ($key=~/^ids\_(\/res\/.+)$/) {
 2818: 		my $getvers=&Apache::lonnet::getversion($1);
 2819: 		if ($getvers>0) {
 2820: 		    $newsetversions{$1}=$getvers;
 2821: 		    &devalidateversioncache($1);
 2822: 		}
 2823: 	    }
 2824: 	}
 2825:     } elsif ($env{'form.setversions'}) {
 2826: 	$haschanged=1;
 2827: 	foreach my $key (keys(%env)) {
 2828: 	    if ($key=~/^form\.set_version_(.+)$/) {
 2829: 		my $src=$1;
 2830: 		if (($env{$key}) && ($env{$key} ne $setversions{$src})) {
 2831: 		    $newsetversions{$src}=$env{$key};
 2832: 		    &devalidateversioncache($src);
 2833: 		}
 2834: 	    }
 2835: 	}
 2836:     }
 2837:     if ($haschanged) {
 2838:         if (&Apache::lonnet::put('resourceversions',\%newsetversions,
 2839: 			  $env{'course.'.$env{'request.course.id'}.'.domain'},
 2840: 			  $env{'course.'.$env{'request.course.id'}.'.num'}) eq 'ok') {
 2841: 	    $r->print(&Apache::loncommon::confirmwrapper(
 2842:                 &Apache::lonhtmlcommon::confirm_success(&mt('Your Version Settings have been Saved'))));
 2843: 	} else {
 2844: 	    $r->print(&Apache::loncommon::confirmwrapper(
 2845:                 &Apache::lonhtmlcommon::confirm_success(&mt('An Error Occured while Attempting to Save your Version Settings'),1)));
 2846: 	}
 2847: 	&mark_hash_old();
 2848:     }
 2849:     &changewarning($r,'');
 2850:     if ($env{'form.timerange'} eq 'all') {
 2851: # show all documents
 2852: 	$header=&mt('All Documents in '.$crstype);
 2853: 	$allsel=1;
 2854: 	foreach my $key (keys(%hash)) {
 2855: 	    if ($key=~/^ids\_(\/res\/.+)$/) {
 2856: 		my $src=$1;
 2857: 		$changes{$src}=1;
 2858: 	    }
 2859: 	}
 2860:     } else {
 2861: # show documents which changed
 2862: 	%changes=&Apache::lonnet::dump
 2863: 	 ('versionupdate',$env{'course.'.$env{'request.course.id'}.'.domain'},
 2864:                      $env{'course.'.$env{'request.course.id'}.'.num'});
 2865: 	my $firstkey=(keys(%changes))[0];
 2866: 	unless ($firstkey=~/^error\:/) {
 2867: 	    unless ($env{'form.timerange'}) {
 2868: 		$env{'form.timerange'}=604800;
 2869: 	    }
 2870: 	    my $seltext=&mt('during the last').' '.$env{'form.timerange'}.' '
 2871: 		.&mt('seconds');
 2872: 	    if ($env{'form.timerange'}==-1) {
 2873: 		$seltext='since start of course';
 2874: 		$startsel='selected';
 2875: 		$env{'form.timerange'}=time;
 2876: 	    }
 2877: 	    $starttime=time-$env{'form.timerange'};
 2878: 	    if ($env{'form.timerange'}==2592000) {
 2879: 		$seltext=&mt('during the last month').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
 2880: 		$monthsel='selected';
 2881: 	    } elsif ($env{'form.timerange'}==604800) {
 2882: 		$seltext=&mt('during the last week').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
 2883: 		$weeksel='selected';
 2884: 	    } elsif ($env{'form.timerange'}==86400) {
 2885: 		$seltext=&mt('since yesterday').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
 2886: 		$daysel='selected';
 2887: 	    }
 2888: 	    $header=&mt('Content changed').' '.$seltext;
 2889: 	} else {
 2890: 	    $header=&mt('No content modifications yet.');
 2891: 	}
 2892:     }
 2893:     %setversions=&Apache::lonnet::dump('resourceversions',
 2894: 			  $env{'course.'.$env{'request.course.id'}.'.domain'},
 2895: 			  $env{'course.'.$env{'request.course.id'}.'.num'});
 2896:     my %lt=&Apache::lonlocal::texthash
 2897: 	      ('st' => 'Version changes since start of '.$crstype,
 2898: 	       'lm' => 'Version changes since last Month',
 2899: 	       'lw' => 'Version changes since last Week',
 2900: 	       'sy' => 'Version changes since Yesterday',
 2901:                'al' => 'All Resources (possibly large output)',
 2902:                'cd' => 'Change display', 
 2903: 	       'sd' => 'Display',
 2904: 	       'fi' => 'File',
 2905: 	       'md' => 'Modification Date',
 2906:                'mr' => 'Most recently published Version',
 2907: 	       've' => 'Version used in '.$crstype,
 2908:                'vu' => 'Set Version to be used in '.$crstype,
 2909: 'sv' => 'Set Versions to be used in '.$crstype.' according to Selections below',
 2910: 'sm' => 'Keep all Resources up-to-date with most recent Versions (default)',
 2911: 'sc' => 'Set all Resource Versions to current Version (Fix Versions)',
 2912: 	       'di' => 'Differences',
 2913: 	       'save' => 'Save changes',
 2914:                'vers' => 'Version choice(s) for specific resources', 
 2915: 	       'act' => 'Actions');
 2916:     $r->print(<<ENDHEADERS);
 2917: <h4 class="LC_info">$header</h4>
 2918: <form action="/adm/coursedocs" method="post">
 2919: <input type="hidden" name="versions" value="1" />
 2920: <div class="LC_left_float">
 2921: <fieldset>
 2922: <legend>$lt{'cd'}</legend>
 2923: <select name="timerange">
 2924: <option value='all' $allsel>$lt{'al'}</option>
 2925: <option value="-1" $startsel>$lt{'st'}</option>
 2926: <option value="2592000" $monthsel>$lt{'lm'}</option>
 2927: <option value="604800" $weeksel>$lt{'lw'}</option>
 2928: <option value="86400" $daysel>$lt{'sy'}</option>
 2929: </select>
 2930: <input type="submit" name="display" value="$lt{'sd'}" />
 2931: </fieldset>
 2932: </div>
 2933: <div class="LC_left_float">
 2934: <fieldset>
 2935: <legend>$lt{'act'}</legend>
 2936: $lt{'sm'}: <input type="submit" name="setmostrecent" value="Go" /><br />
 2937: $lt{'sc'}: <input type="submit" name="setcurrent" value="Go" />
 2938: </fieldset>
 2939: </div>
 2940: <br clear="all" />
 2941: <hr />
 2942: <h4>$lt{'vers'}</h4>
 2943: <input type="submit" name="setversions" value="$lt{'save'}" />
 2944: <table border="0">
 2945: ENDHEADERS
 2946:     #number of columns for version history
 2947:     my $num_ver_col = 1;
 2948:     $r->print(
 2949:     &Apache::loncommon::start_data_table().
 2950:     &Apache::loncommon::start_data_table_header_row().
 2951:     '<th>'.&mt('Resources').'</th>'.
 2952:     "<th>$lt{'mr'}</th>".
 2953:     "<th>$lt{'ve'}</th>".
 2954:     "<th>$lt{'vu'}</th>".
 2955:     '<th colspan="'.$num_ver_col.'">'.&mt('History').'</th>'.
 2956:     '</b>');
 2957:     foreach my $key (sort(keys(%changes))) {
 2958:         #excludes not versionable problems from resource version history:
 2959:         next unless ($changes{$key}>$starttime && $key !~ /^\/res\/lib\/templates/);
 2960: 	    my ($root,$extension)=($key=~/^(.*)\.(\w+)$/);
 2961: 	    my $currentversion=&Apache::lonnet::getversion($key);
 2962: 	    if ($currentversion<0) {
 2963:                 $currentversion='<span class="LC_error">'.&mt('Could not be determined.').'</span>';
 2964: 	    }
 2965: 	    my $linkurl=&Apache::lonnet::clutter($key);
 2966:         $r->print(
 2967:             &Apache::loncommon::end_data_table_header_row().
 2968:             &Apache::loncommon::start_data_table_row().
 2969:             '<td><b>'.&Apache::lonnet::gettitle($linkurl).'</b><br>'.
 2970:             '<a href="'.$linkurl.'" target="cat">'.$linkurl.'</a></td>'.
 2971:             '<td align="right">'.$currentversion.'<span class="LC_fontsize_medium"><br>('.
 2972:             &Apache::lonlocal::locallocaltime(&Apache::lonnet::metadata($root.'.'.$extension,'lastrevisiondate')).')</span></td>'.
 2973:             '<td align="right">');
 2974: # Used in course
 2975: 	    my $usedversion=$hash{'version_'.$linkurl};
 2976: 	    if (($usedversion) && ($usedversion ne 'mostrecent')) {
 2977:                 if($usedversion != $currentversion){
 2978:                     $r->print('<span class="LC_warning">'.$usedversion.'</span>');
 2979:                 }else{
 2980:                     $r->print($usedversion);
 2981:                 }
 2982: 	    } else {
 2983: 		$r->print($currentversion);
 2984: 	    }
 2985: 	    $r->print('</td><td title="'.$lt{'vu'}.'">');
 2986: # Set version
 2987: 	    $r->print(&Apache::loncommon::select_form($setversions{$linkurl},
 2988: 						      'set_version_'.$linkurl,
 2989: 						      {'select_form_order' =>
 2990: 						       ['',1..$currentversion,'mostrecent'],
 2991: 						       '' => '',
 2992: 						       'mostrecent' => &mt('most recent'),
 2993: 						       map {$_,$_} (1..$currentversion)}));
 2994: 	    my $lastold=1;
 2995: 	    for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {
 2996: 		my $url=$root.'.'.$prevvers.'.'.$extension;
 2997: 		if (&Apache::lonnet::metadata($url,'lastrevisiondate')<
 2998: 		    $starttime) {
 2999: 		    $lastold=$prevvers;
 3000: 		}
 3001: 	    }
 3002:             #
 3003:             # Code to figure out how many version entries should go in
 3004:             # each of the four columns
 3005:             my $entries_per_col = 0;
 3006:             my $num_entries = ($currentversion-$lastold);
 3007:             if ($num_entries % $num_ver_col == 0) {
 3008:                 $entries_per_col = $num_entries/$num_ver_col;
 3009:             } else {
 3010:                 $entries_per_col = $num_entries/$num_ver_col + 1;
 3011:             }
 3012:             my $entries_count = 0;
 3013:             $r->print('<td valign="top"><span class="LC_fontsize_medium">');
 3014:             my $cols_output = 1;
 3015:             for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {
 3016: 		my $url=$root.'.'.$prevvers.'.'.$extension;
 3017: 		$r->print('<span class="LC_nobreak"><a href="'.&Apache::lonnet::clutter($url).
 3018: 			  '">'.&mt('Version').' '.$prevvers.'</a> ('.
 3019: 			  &Apache::lonlocal::locallocaltime(
 3020:                                 &Apache::lonnet::metadata($url,
 3021:                                                           'lastrevisiondate')
 3022:                                                             ).
 3023: 			  ')');
 3024: 		if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {
 3025:                     $r->print(' <a href="/adm/diff?filename='.
 3026: 			      &Apache::lonnet::clutter($root.'.'.$extension).
 3027: 			      '&versionone='.$prevvers.
 3028: 			      '" target="diffs">'.&mt('Diffs').'</a>');
 3029: 		}
 3030: 		$r->print('</span><br />');
 3031:                 if (++$entries_count % $entries_per_col == 0) {
 3032:                     $r->print('</span></td>');
 3033:                     if ($cols_output != $num_ver_col) {
 3034:                         $r->print('<td valign="top"><span class="LC_fontsize_medium">');
 3035:                         $cols_output++;
 3036:                     }
 3037:                 }
 3038: 	    }
 3039:             while($cols_output++ < $num_ver_col) {
 3040:                 $r->print('</span></td><td>');
 3041:             }
 3042: 	}
 3043:     }
 3044:     $r->print('</td>'.&Apache::loncommon::end_data_table_row().
 3045:             &Apache::loncommon::end_data_table().
 3046:             '<input type="submit" name="setversions" value="'.$lt{'save'}.'" />');
 3047: 
 3048:     &untiehash();
 3049: }
 3050: 
 3051: sub mark_hash_old {
 3052:     my $retie_hash=0;
 3053:     if ($hashtied) {
 3054: 	$retie_hash=1;
 3055: 	&untiehash();
 3056:     }
 3057:     &tiehash('write');
 3058:     $hash{'old'}=1;
 3059:     &untiehash();
 3060:     if ($retie_hash) { &tiehash(); }
 3061: }
 3062: 
 3063: sub is_hash_old {
 3064:     my $untie_hash=0;
 3065:     if (!$hashtied) {
 3066: 	$untie_hash=1;
 3067: 	&tiehash();
 3068:     }
 3069:     my $return=$hash{'old'};
 3070:     if ($untie_hash) { &untiehash(); }
 3071:     return $return;
 3072: }
 3073: 
 3074: sub changewarning {
 3075:     my ($r,$postexec,$message,$url)=@_;
 3076:     if (!&is_hash_old()) { return; }
 3077:     my $pathvar='folderpath';
 3078:     my $path=&escape($env{'form.folderpath'});
 3079:     if (!defined($url)) {
 3080: 	if (defined($env{'form.pagepath'})) {
 3081: 	    $pathvar='pagepath';
 3082: 	    $path=&escape($env{'form.pagepath'});
 3083: 	    $path.='&amp;pagesymb='.&escape($env{'form.pagesymb'});
 3084: 	}
 3085: 	$url='/adm/coursedocs?'.$pathvar.'='.$path;
 3086:     }
 3087:     my $course_type = &Apache::loncommon::course_type();
 3088:     if (!defined($message)) {
 3089: 	$message='Changes will become active for your current session after [_1], or the next time you log in.';
 3090:     }
 3091:     $r->print("\n\n".
 3092: '<script type="text/javascript">'."\n".
 3093: '// <![CDATA['."\n".
 3094: 'function reinit(tf) { tf.submit();'.$postexec.' }'."\n".
 3095: '// ]]>'."\n".
 3096: '</script>'."\n".
 3097: '<form name="reinitform" method="post" action="/adm/roles" target="loncapaclient">'.
 3098: '<input type="hidden" name="orgurl" value="'.$url.
 3099: '" /><input type="hidden" name="selectrole" value="1" /><p class="LC_warning">'.
 3100: &mt($message,' <input type="hidden" name="'.
 3101:     $env{'request.role'}.'" value="1" /><input type="button" value="'.
 3102:     &mt('re-initializing '.$course_type).'" onclick="reinit(this.form)" />').
 3103: $help{'Caching'}.'</p></form>'."\n\n");
 3104: }
 3105: 
 3106: 
 3107: sub init_breadcrumbs {
 3108:     my ($form,$text)=@_;
 3109:     &Apache::lonhtmlcommon::clear_breadcrumbs();
 3110:     &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/coursedocs?tools=1",
 3111: 					    text=>&Apache::loncommon::course_type().' Editor',
 3112: 					    faq=>273,
 3113: 					    bug=>'Instructor Interface',
 3114:                                             help => 'Docs_Adding_Course_Doc'});
 3115:     &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/coursedocs?".$form.'=1',
 3116: 					    text=>$text,
 3117: 					    faq=>273,
 3118: 					    bug=>'Instructor Interface'});
 3119: }
 3120: 
 3121: # subroutine to list form elements
 3122: sub create_list_elements {
 3123:    my @formarr = @_;
 3124:    my $list = '';
 3125:    foreach my $button (@formarr){
 3126:         foreach my $picture (keys(%{$button})) {
 3127:             $list .= &Apache::lonhtmlcommon::htmltag('li', $picture.' '.$button->{$picture}, {class => 'LC_menubuttons_inline_text', id => ''});
 3128:         }
 3129:    }
 3130:    return $list;
 3131: }
 3132: 
 3133: # subroutine to create ul from list elements
 3134: sub create_form_ul {
 3135:    my $list = shift;
 3136:    my $ul = &Apache::lonhtmlcommon::htmltag('ul',$list, {class => 'LC_ListStyleNormal'});
 3137:    return $ul;
 3138: }
 3139: 
 3140: #
 3141: # Start tabs
 3142: #
 3143: 
 3144: sub startContentScreen {
 3145:     my ($mode) = @_;
 3146:     my $output = '<ul class="LC_TabContentBigger" id="mainnav">';
 3147:     if (($mode eq 'navmaps') || ($mode eq 'supplemental')) {
 3148:         $output .= '<li'.(($mode eq 'navmaps')?' class="active"':'').'><a href="/adm/navmaps"><b>&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Overview').'&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n";
 3149:         $output .= '<li'.(($mode eq 'coursesearch')?' class="active"':'').'><a href="/adm/searchcourse"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Search').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n";
 3150:         $output .= '<li '.(($mode eq 'suppdocs')?' class="active"':'').'><a href="/adm/supplemental"><b>'.&mt('Supplemental Content').'</b></a></li>';
 3151:     } else {
 3152:         $output .= '<li '.(($mode eq 'docs')?' class="active"':'').' id="tabbededitor"><a href="/adm/coursedocs?forcestandard=1"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Editor').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n";
 3153:         $output .= '<li '.(($mode eq 'suppdocs')?' class="active"':'').'><a href="/adm/coursedocs?forcesupplement=1"><b>'.&mt('Supplemental Content Editor').'</b></a></li>'."\n";
 3154:         $output .= '<li '.(($mode eq 'tools')?' class="active"':'').'><a href="/adm/coursedocs?tools=1"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Utilities').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n";
 3155:                    '><a href="/adm/coursedocs?tools=1"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Utilities').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>';
 3156:     }
 3157:     $output .= "\n".'</ul>'."\n";
 3158:     $output .= '<div class="LC_DocsBox" style="clear:both;margin:0;" id="contenteditor">'.
 3159:                '<div id="maincoursedoc" style="margin:0 0;padding:0 0;">'.
 3160:                '<div class="LC_ContentBox" id="mainCourseDocuments" style="display: block;">';
 3161:     return $output;
 3162: }
 3163: 
 3164: #
 3165: # End tabs
 3166: #
 3167: 
 3168: sub endContentScreen {
 3169:     return '</div></div></div>';
 3170: }
 3171: 
 3172: sub supplemental_base {
 3173:     return 'supplemental&'.&escape(&mt('Supplemental '.&Apache::loncommon::course_type().' Content'));
 3174: }
 3175: 
 3176: sub handler {
 3177:     my $r = shift;
 3178:     &Apache::loncommon::content_type($r,'text/html');
 3179:     $r->send_http_header;
 3180:     return OK if $r->header_only;
 3181: 
 3182: # get course data
 3183:     my $crstype = &Apache::loncommon::course_type();
 3184:     my $coursenum=$env{'course.'.$env{'request.course.id'}.'.num'};
 3185:     my $coursedom=$env{'course.'.$env{'request.course.id'}.'.domain'};
 3186: 
 3187: # graphics settings
 3188:     $iconpath = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL').'/');
 3189: 
 3190: #
 3191: # --------------------------------------------- Initialize help topics for this
 3192:     foreach my $topic ('Adding_Course_Doc','Main_Course_Documents',
 3193: 	               'Adding_External_Resource','Navigate_Content',
 3194: 	               'Adding_Folders','Docs_Overview', 'Load_Map',
 3195: 	               'Supplemental','Score_Upload_Form','Adding_Pages',
 3196:                        'Importing_LON-CAPA_Resource','Importing_IMS_Course',
 3197:                        'Uploading_From_Harddrive',
 3198: 	               'Check_Resource_Versions','Verify_Content') {
 3199: 	$help{$topic}=&Apache::loncommon::help_open_topic('Docs_'.$topic);
 3200:     }
 3201:     # Composite help files
 3202:     $help{'Syllabus'} = &Apache::loncommon::help_open_topic(
 3203: 		    'Docs_About_Syllabus,Docs_Editing_Templated_Pages');
 3204:     $help{'Simple Page'} = &Apache::loncommon::help_open_topic(
 3205: 		    'Docs_About_Simple_Page,Docs_Editing_Templated_Pages');
 3206:     $help{'Simple Problem'} = &Apache::loncommon::help_open_topic(
 3207: 		    'Option_Response_Simple');
 3208:     $help{'Bulletin Board'} = &Apache::loncommon::help_open_topic(
 3209: 		    'Docs_About_Bulletin_Board,Docs_Editing_Templated_Pages');
 3210:     $help{'My Personal Information Page'} = &Apache::loncommon::help_open_topic(
 3211: 		  'Docs_About_My_Personal_Info,Docs_Editing_Templated_Pages');
 3212:     $help{'Group Portfolio'} = &Apache::loncommon::help_open_topic('Docs_About_Group_Files');
 3213:     $help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');
 3214: 
 3215:     
 3216:     my $allowed;
 3217: # URI is /adm/supplemental when viewing supplemental docs in non-edit mode.
 3218:     unless ($r->uri eq '/adm/supplemental') {
 3219:         # does this user have privileges to modify content.  
 3220:         $allowed = &Apache::lonnet::allowed('mdc',$env{'request.course.id'});
 3221:     }
 3222: 
 3223:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['chooseserver',
 3224:                                             'inhibitmenu']);
 3225:   if ($allowed && $env{'form.chooseserver'}) {
 3226:       &choose_dump_server($r);
 3227:       return OK;
 3228:   } elsif ($allowed && $env{'form.verify'}) {
 3229:       &init_breadcrumbs('verify','Verify Content');
 3230:       &verifycontent($r);
 3231:   } elsif ($allowed && $env{'form.listsymbs'}) {
 3232:       &init_breadcrumbs('listsymbs','List Content IDs');
 3233:       &list_symbs($r);
 3234:   } elsif ($allowed && $env{'form.docslog'}) {
 3235:       &init_breadcrumbs('docslog','Show Log');
 3236:       my $folder = $env{'form.folder'};
 3237:       if ($folder eq '') {
 3238:           $folder='default';
 3239:       }
 3240:       &docs_change_log($r,$coursenum,$coursedom,$folder,$allowed,$crstype,$iconpath);
 3241:   } elsif ($allowed && $env{'form.versions'}) {
 3242:       &init_breadcrumbs('versions','Check/Set Resource Versions');
 3243:       &checkversions($r);
 3244:   } elsif ($allowed && $env{'form.dumpcourse'}) {
 3245:       &init_breadcrumbs('dumpcourse','Dump '.&Apache::loncommon::course_type().' Content to Authoring Space');
 3246:       &dumpcourse($r);
 3247:   } elsif ($allowed && $env{'form.exportcourse'}) {
 3248:       &init_breadcrumbs('exportcourse','IMS Export');
 3249:       &Apache::imsexport::exportcourse($r);
 3250:   } else {
 3251: #
 3252: # Done catching special calls
 3253: # The whole rest is for course and supplemental documents and utilities menu
 3254: # Get the parameters that may be needed
 3255: #
 3256:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
 3257:                                             ['folderpath','pagepath',
 3258:                                              'pagesymb','forcesupplement','forcestandard',
 3259:                                              'tools','symb','command']);
 3260: 
 3261: # standard=1: this is a "new-style" course with an uploaded map as top level
 3262: # standard=2: this is a "old-style" course, and there is nothing we can do
 3263: 
 3264:     my $standard=($env{'request.course.uri'}=~/^\/uploaded\//);
 3265: 
 3266: # Decide whether this should display supplemental or main content or utilities
 3267: # supplementalflag=1: show supplemental documents
 3268: # supplementalflag=0: show standard documents
 3269: # toolsflag=1: show utilities
 3270: 
 3271: 
 3272:     my $supplementalflag=($env{'form.folderpath'}=~/^supplemental/);
 3273:     if (($env{'form.folderpath'}=~/^default/) || $env{'form.folderpath'} eq "" || ($env{'form.pagepath'})) {
 3274:        $supplementalflag=0;
 3275:     }
 3276:     if ($env{'form.forcesupplement'}) { $supplementalflag=1; }
 3277:     if ($env{'form.forcestandard'})   { $supplementalflag=0; }
 3278:     unless ($allowed) { $supplementalflag=1; }
 3279:     unless ($standard) { $supplementalflag=1; }
 3280:     my $toolsflag=0;
 3281:     if ($env{'form.tools'}) { $toolsflag=1; }
 3282: 
 3283:     my $script='';
 3284:     my $showdoc=0;
 3285:     my $addentries = {};
 3286:     my $container;
 3287:     my $containertag;
 3288:     my $uploadtag;
 3289: 
 3290: # Do we directly jump somewhere?
 3291: 
 3292:    if ($env{'form.command'} eq 'direct') {
 3293:        my ($mapurl,$id,$resurl);
 3294:        if ($env{'form.symb'} ne '') {
 3295:            ($mapurl,$id,$resurl) = &Apache::lonnet::decode_symb($env{'form.symb'});
 3296:            if ($resurl=~/\.(sequence|page)$/) {
 3297:                $mapurl=$resurl;
 3298:            } elsif ($resurl eq 'adm/navmaps') {
 3299:                $mapurl=$env{'course.'.$env{'request.course.id'}.'.url'};
 3300:            }
 3301:            my $mapresobj;
 3302:            my $navmap = Apache::lonnavmaps::navmap->new();
 3303:            if (ref($navmap)) {
 3304:                $mapresobj = $navmap->getResourceByUrl($mapurl);
 3305:            }
 3306:            $mapurl=~s{^.*/([^/]+)\.(\w+)$}{$1};
 3307:            my $type=$2;
 3308:            my $path;
 3309:            if (ref($mapresobj)) {
 3310:                my $pcslist = $mapresobj->map_hierarchy();
 3311:                if ($pcslist ne '') {
 3312:                    foreach my $pc (split(/,/,$pcslist)) {
 3313:                        next if ($pc <= 1);
 3314:                        my $res = $navmap->getByMapPc($pc);
 3315:                        if (ref($res)) {
 3316:                            my $thisurl = $res->src();
 3317:                            $thisurl=~s{^.*/([^/]+)\.\w+$}{$1}; 
 3318:                            my $thistitle = $res->title();
 3319:                            $path .= '&'.
 3320:                                     &Apache::lonhtmlcommon::entity_encode($thisurl).'&'.
 3321:                                     &Apache::lonhtmlcommon::entity_encode($thistitle).
 3322:                                     ':'.$res->randompick().
 3323:                                     ':'.$res->randomout().
 3324:                                     ':'.$res->encrypted().
 3325:                                     ':'.$res->randomorder();
 3326:                        }
 3327:                    }
 3328:                }
 3329:                $path .= '&'.&Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
 3330:                     &Apache::lonhtmlcommon::entity_encode($mapresobj->title()).
 3331:                     ':'.$mapresobj->randompick().
 3332:                     ':'.$mapresobj->randomout().
 3333:                     ':'.$mapresobj->encrypted().
 3334:                     ':'.$mapresobj->randomorder();
 3335:            } else {
 3336:                my $maptitle = &Apache::lonnet::gettitle($mapurl);
 3337:                $path = '&default&...::::'.
 3338:                    '&'.&Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
 3339:                    &Apache::lonhtmlcommon::entity_encode($maptitle).'::::';
 3340:            }
 3341:            $path = 'default&'.
 3342:                    &Apache::lonhtmlcommon::entity_encode('Main Course Documents').
 3343:                    $path;
 3344:            if ($type eq 'sequence') {
 3345:                $env{'form.folderpath'}=$path;
 3346:                $env{'form.pagepath'}='';
 3347:            } else {
 3348:                $env{'form.pagepath'}=$path;
 3349:                $env{'form.folderpath'}='';
 3350:            }
 3351:        } elsif ($env{'form.supppath'} ne '') {
 3352:            $env{'form.folderpath'}=$env{'form.supppath'};
 3353:        }
 3354:    } elsif ($env{'form.command'} eq 'editdocs') {
 3355:         $env{'form.folderpath'} = 'default&'.
 3356:                                   &Apache::lonhtmlcommon::entity_encode('Main Course Content');
 3357:         $env{'form.pagepath'}='';
 3358:    } elsif ($env{'form.command'} eq 'editsupp') {
 3359:         $env{'form.folderpath'} = 'default&'.
 3360:                                   &Apache::lonhtmlcommon::entity_encode('Supplemental Content');
 3361:         $env{'form.pagepath'}='';
 3362:    }
 3363: 
 3364: # Where do we store these for when we come back?
 3365:     my $stored_folderpath='docs_folderpath';
 3366:     if ($supplementalflag) {
 3367:        $stored_folderpath='docs_sup_folderpath';
 3368:     }
 3369: 
 3370: # No folderpath, no pagepath, see if we have something stored
 3371:     if ((!$env{'form.folderpath'}) && (!$env{'form.pagepath'})) {
 3372:         &Apache::loncommon::restore_course_settings($stored_folderpath,
 3373:                                               {'folderpath' => 'scalar'});
 3374:     }
 3375:    
 3376: # If we are not allowed to make changes, all we can see are supplemental docs
 3377:     if (!$allowed) {
 3378:         $env{'form.pagepath'}='';
 3379:         unless ($env{'form.folderpath'} =~ /^supplemental/) {
 3380:             $env{'form.folderpath'} = &supplemental_base();
 3381:         }
 3382:     }
 3383: # If we still not have a folderpath, see if we can resurrect at pagepath
 3384:     if (!$env{'form.folderpath'} && $allowed) {
 3385:         &Apache::loncommon::restore_course_settings($stored_folderpath,
 3386:                                               {'pagepath' => 'scalar'});
 3387:     }
 3388: # Make the zeroth entry in supplemental docs page paths, so we can get to top level
 3389:     if ($env{'form.folderpath'} =~ /^supplemental_\d+/) {
 3390:         $env{'form.folderpath'} = &supplemental_base()
 3391:                                   .'&'.
 3392:                                   $env{'form.folderpath'};
 3393:     }
 3394: # If after all of this, we still don't have any paths, make them
 3395:     unless (($env{'form.pagepath'}) || ($env{'form.folderpath'})) {
 3396:        if ($supplementalflag) {
 3397:           $env{'form.folderpath'}=&supplemental_base();
 3398:        } else {
 3399:           $env{'form.folderpath'}='default';
 3400:        }
 3401:     }
 3402: 
 3403: # Store this
 3404:     unless ($toolsflag) {
 3405:         &Apache::loncommon::store_course_settings($stored_folderpath,
 3406:                                                   {'pagepath' => 'scalar',
 3407:                                                    'folderpath' => 'scalar'});
 3408:         if ($env{'form.folderpath'}) {
 3409: 	    my (@folderpath)=split('&',$env{'form.folderpath'});
 3410: 	    $env{'form.foldername'}=&unescape(pop(@folderpath));
 3411: 	    $env{'form.folder'}=pop(@folderpath);
 3412:             $container='sequence';
 3413:         }
 3414:         if ($env{'form.pagepath'}) {
 3415:             my (@pagepath)=split('&',$env{'form.pagepath'});
 3416:             $env{'form.pagename'}=&unescape(pop(@pagepath));
 3417:             $env{'form.folder'}=pop(@pagepath);
 3418:             $container='page';
 3419:             $containertag = '<input type="hidden" name="pagepath" value="" />'.
 3420: 	                    '<input type="hidden" name="pagesymb" value="" />';
 3421:             $uploadtag = 
 3422:                 '<input type="hidden" name="pagepath" value="'.&HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />'.
 3423: 	        '<input type="hidden" name="pagesymb" value="'.&HTML::Entities::encode($env{'form.pagesymb'},'<>&"').'" />'.
 3424:                 '<input type="hidden" name="folderpath" value="" />';
 3425:         } else {
 3426:             my $folderpath=$env{'form.folderpath'};
 3427:             if (!$folderpath) {
 3428:                 if ($env{'form.folder'} eq '' ||
 3429:                     $env{'form.folder'} eq 'supplemental') {
 3430:                     $folderpath='default&'.
 3431:                         &escape(&mt('Main '.$crstype.' Documents'));
 3432:                 }
 3433:             }
 3434:             $containertag = '<input type="hidden" name="folderpath" value="" />';
 3435:             $uploadtag = '<input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($folderpath,'<>&"').'" />';
 3436:         }
 3437:         if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {
 3438:            $showdoc='/'.$1;
 3439:         }
 3440:         if ($showdoc) { # got called in sequence from course
 3441: 	    $allowed=0; 
 3442:         } else {
 3443:             if ($allowed) {
 3444:                 &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
 3445:                 $script=&Apache::lonratedt::editscript('simple');
 3446:             }
 3447:         }
 3448:     }
 3449: 
 3450: # get personal data
 3451:     my $uname=$env{'user.name'};
 3452:     my $udom=$env{'user.domain'};
 3453:     my $plainname=&escape(&Apache::loncommon::plainname($uname,$udom));
 3454: 
 3455:     if ($allowed) {
 3456:         if ($toolsflag) {
 3457:             $script .= &inject_data_js();
 3458:             my ($home,$other,%outhash)=&authorhosts();
 3459:             if (!$home && $other) {
 3460:                 my @hosts;
 3461:                 foreach my $aurole (keys(%outhash)) {
 3462:                     unless(grep(/^\Q$outhash{$aurole}\E/,@hosts)) {
 3463:                         push(@hosts,$outhash{$aurole});
 3464:                     }
 3465:                 }
 3466:                 $script .= &dump_switchserver_js(@hosts); 
 3467:             }
 3468:         } else {
 3469:             my @tabids;
 3470:             if ($supplementalflag) {
 3471:                 @tabids = ('002','ee2','ff2');
 3472:             } else {
 3473:                 @tabids = ('aa1','bb1','cc1','ff1');
 3474:                 unless ($env{'form.pagepath'}) {
 3475:                     unshift(@tabids,'001');
 3476:                     push(@tabids,('dd1','ee1'));
 3477:                 }
 3478:             }
 3479:             my $tabidstr = join("','",@tabids);
 3480: 	    $script .= &editing_js($udom,$uname,$supplementalflag).
 3481:                        &history_tab_js().
 3482:                        &inject_data_js().
 3483:                        &Apache::lonhtmlcommon::resize_scrollbox_js('docs',$tabidstr);
 3484:             $addentries = {
 3485:                             onload   => "javascript:resize_scrollbox('contentscroll','1','1');",
 3486:                           };
 3487:         }
 3488:         if ($env{'docs.markedcopy_url'}) {
 3489:             $script .= &paste_popup_js();
 3490:         }
 3491:         my $confirm_switch = &mt("Editing requires switching to the resource's home server.").'\n'.
 3492:                              &mt('Switch server?');
 3493:     }
 3494: # -------------------------------------------------------------------- Body tag
 3495:     $script = '<script type="text/javascript">'."\n"
 3496:               .'// <![CDATA['."\n"
 3497:               .$script."\n"
 3498:               .'// ]]>'."\n"
 3499:               .'</script>'."\n";
 3500: 
 3501:     # Breadcrumbs
 3502:     &Apache::lonhtmlcommon::clear_breadcrumbs();
 3503:     unless ($showdoc) {
 3504:         &Apache::lonhtmlcommon::add_breadcrumb({
 3505:             href=>"/adm/coursedocs",text=>"$crstype Contents"});
 3506: 
 3507:         $r->print(&Apache::loncommon::start_page("$crstype Contents", $script,
 3508:                                                  {'force_register' => $showdoc,
 3509:                                                   'add_entries'    => $addentries,
 3510:                                                  })
 3511:                  .&Apache::loncommon::help_open_menu('','',273,'RAT')
 3512:                  .&Apache::lonhtmlcommon::breadcrumbs(
 3513:                      'Editing '.$crstype.' Contents',
 3514:                      'Docs_Adding_Course_Doc')
 3515:         );
 3516:     } else {
 3517:         $r->print(&Apache::loncommon::start_page("$crstype documents",undef,
 3518:                                                 {'force_register' => $showdoc,}));
 3519:     }
 3520: 
 3521:   my %allfiles = ();
 3522:   my %codebase = ();
 3523:   my ($upload_result,$upload_output,$uploadphase);
 3524:   if ($allowed) {
 3525:       if (($env{'form.uploaddoc.filename'}) &&
 3526: 	  ($env{'form.cmd'}=~/^upload_(\w+)/)) {
 3527:           my $context = $1; 
 3528:           # Process file upload - phase one - upload and parse primary file.
 3529: 	  undef($hadchanges);
 3530:           $uploadphase = &process_file_upload(\$upload_output,$coursenum,$coursedom,
 3531:                                               \%allfiles,\%codebase,$context);
 3532: 	  if ($hadchanges) {
 3533: 	      &mark_hash_old();
 3534: 	  }
 3535:           $r->print($upload_output);
 3536:       } elsif ($env{'form.phase'} eq 'upload_embedded') {
 3537:           # Process file upload - phase two - upload embedded objects 
 3538:           $uploadphase = 'check_embedded';
 3539:           my $primaryurl = &HTML::Entities::encode($env{'form.primaryurl'},'<>&"');   
 3540:           my $state = &embedded_form_elems($uploadphase,$primaryurl,
 3541:                                            $env{'form.newidx'});
 3542:           my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
 3543:           my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
 3544:           my ($destination,$dir_root) = &embedded_destination();
 3545:           my $url_root = '/uploaded/'.$docudom.'/'.$docuname;
 3546:           my $actionurl = '/adm/coursedocs';
 3547:           my ($result,$flag) = 
 3548:               &Apache::loncommon::upload_embedded('coursedoc',$destination,
 3549:                   $docuname,$docudom,$dir_root,$url_root,undef,undef,undef,$state,
 3550:                   $actionurl);
 3551:           $r->print($result.&return_to_editor());
 3552:       } elsif ($env{'form.phase'} eq 'check_embedded') {
 3553:           # Process file upload - phase three - modify references in HTML file
 3554:           $uploadphase = 'modified_orightml';
 3555:           my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
 3556:           my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
 3557:           my ($destination,$dir_root) = &embedded_destination();
 3558:           my $result = 
 3559:               &Apache::loncommon::modify_html_refs('coursedoc',$destination,
 3560:                                                    $docuname,$docudom,undef,
 3561:                                                    $dir_root);
 3562:           $r->print($result.&return_to_editor());   
 3563:       } elsif ($env{'form.phase'} eq 'decompress_uploaded') {
 3564:           $uploadphase = 'decompress_phase_one';
 3565:           $r->print(&decompression_phase_one().
 3566:                     &return_to_editor());
 3567:       } elsif ($env{'form.phase'} eq 'decompress_cleanup') {
 3568:           $uploadphase = 'decompress_phase_two';
 3569:           $r->print(&decompression_phase_two().
 3570:                     &return_to_editor());
 3571:       }
 3572:   }
 3573: 
 3574:   if ($allowed && $toolsflag) {
 3575:       $r->print(&startContentScreen('tools'));
 3576:       $r->print(&generate_admin_menu($crstype));
 3577:       $r->print(&endContentScreen());
 3578:   } elsif ((!$showdoc) && (!$uploadphase)) {
 3579: # -----------------------------------------------------------------------------
 3580:        my %lt=&Apache::lonlocal::texthash(
 3581:                 'uplm' => 'Upload a new main '.lc($crstype).' document',
 3582:                 'upls' => 'Upload a new supplemental '.lc($crstype).' document',
 3583:                 'impp' => 'Import a document',
 3584: 		'copm' => 'All documents out of a published map into this folder',
 3585:                 'upfi' => 'Upload File',
 3586:                 'upld' => 'Import Content',
 3587:                 'srch' => 'Search',
 3588:                 'impo' => 'Import',
 3589:                 'lnks' => 'Import from Stored Links',
 3590:                 'impm' => 'Import from Assembled Map',
 3591:                 'selm' => 'Select Map',
 3592:                 'load' => 'Load Map',
 3593:                 'reco' => 'Recover Deleted Documents',
 3594:                 'newf' => 'New Folder',
 3595:                 'newp' => 'New Composite Page',
 3596:                 'extr' => 'External Resource',
 3597:                 'syll' => 'Syllabus',
 3598:                 'navc' => 'Table of Contents',
 3599:                 'sipa' => 'Simple Course Page',
 3600:                 'sipr' => 'Simple Problem',
 3601:                 'drbx' => 'Drop Box',
 3602:                 'scuf' => 'External Scores (handgrade, upload, clicker)',
 3603:                 'bull' => 'Discussion Board',
 3604:                 'mypi' => 'My Personal Information Page',
 3605:                 'grpo' => 'Group Portfolio',
 3606:                 'rost' => 'Course Roster',
 3607: 				'abou' => 'Personal Information Page for a User',
 3608:                 'imsf' => 'IMS Import',
 3609:                 'imsl' => 'Import IMS package',
 3610:                 'cms'  => 'Origin of IMS package',
 3611:                 'file' =>  'File',
 3612:                 'se'   => 'Select',
 3613:                 'title' => 'Title',
 3614:                 'comment' => 'Comment',
 3615:                 'url'  => 'URL',
 3616:                 'prev' => 'Preview',
 3617:                 'lnk'  => 'Add Link',
 3618:                 'parse' => 'Upload embedded images/multimedia files if HTML file',
 3619: 		'nd' => 'Upload Document',
 3620: 		'pm' => 'Published Map',
 3621: 		'sd' => 'Special Document',
 3622: 		'mo' => 'More Options',
 3623: 					  );
 3624: # -----------------------------------------------------------------------------
 3625: 	my $fileupload=(<<FIUP);
 3626: 	$lt{'file'}:<br />
 3627: 	<input type="file" name="uploaddoc" size="40" />
 3628: FIUP
 3629: 
 3630: 	my $checkbox=(<<CHBO);
 3631: 	<!-- <label>$lt{'parse'}?
 3632: 	<input type="checkbox" name="parserflag" />
 3633: 	</label> -->
 3634: 	<label>
 3635: 	<input type="checkbox" name="parserflag" checked="checked" /> $lt{'parse'}
 3636: 	</label>
 3637: CHBO
 3638:         my $imsfolder = $env{'form.folder'};
 3639:         if ($imsfolder eq '') {
 3640:             $imsfolder = 'default';
 3641:         }
 3642:         my $imspform=(<<IMSFORM);
 3643:         <a class="LC_menubuttons_link" href="javascript:toggleUpload('ims');">
 3644:         $lt{'imsf'}</a> $help{'Importing_IMS_Course'}
 3645:         <form name="uploadims" action="/adm/imsimportdocs" method="post" enctype="multipart/form-data" target="IMSimport">
 3646:         <fieldset id="uploadimsform" style="display: none;" />
 3647:         <legend>$lt{'imsf'}</legend>
 3648:         $fileupload
 3649:         <br />
 3650:         <p>
 3651:         $lt{'cms'}:&nbsp;
 3652:         <select name="source">
 3653:         <option value="-1" selected="selected">$lt{'se'}</option>
 3654:         <option value="bb5">Blackboard 5</option>
 3655:         <option value="bb6">Blackboard 6</option>
 3656:         <option value="angel5">ANGEL 5.5</option>
 3657:         <option value="webctce4">WebCT 4 Campus Edition</option>
 3658:         </select>
 3659:         <input type="hidden" name="folder" value="$imsfolder" />
 3660:         </p>
 3661:         <input type="hidden" name="phase" value="one" />
 3662:         <input type="button" value="$lt{'imsl'}" onclick="makeims(this.form);" />
 3663:         </fieldset>
 3664:         </form>
 3665: IMSFORM
 3666: 
 3667:         my $fileuploadform=(<<FUFORM);
 3668:         <a class="LC_menubuttons_link" href="javascript:toggleUpload('doc');">
 3669:         $lt{'upfi'}</a> $help{'Uploading_From_Harddrive'}
 3670:         <form name="uploaddocument" action="/adm/coursedocs" method="post" enctype="multipart/form-data">
 3671:         <fieldset id="uploaddocform" style="display: none;" />
 3672:         <legend>$lt{'upfi'}</legend>
 3673: 	<input type="hidden" name="active" value="aa" />
 3674: 	$fileupload
 3675: 	<br />
 3676: 	$lt{'title'}:<br />
 3677: 	<input type="text" size="60" name="comment" />
 3678: 	$uploadtag
 3679: 	<input type="hidden" name="cmd" value="upload_default" />
 3680: 	<br />
 3681: 	<span class="LC_nobreak" style="float:left">
 3682: 	$checkbox
 3683: 	</span>
 3684:         <br clear="all" />
 3685:         <input type="submit" value="$lt{'upld'}" />
 3686:         </fieldset>
 3687:         </form>
 3688: FUFORM
 3689: 
 3690:         my $importpubform=(<<SEDFFORM);
 3691:         <a class="LC_menubuttons_link" href="javascript:toggleMap();">
 3692:         $lt{'impm'}</a>$help{'Load_Map'}
 3693:         <form action="/adm/coursedocs" method="post" name="mapimportform">
 3694:         <fieldset id="importmapform" style="display: none;" />
 3695:         <legend>$lt{'impm'}</legend>
 3696:         <input type="hidden" name="active" value="bb" />
 3697:         $lt{'copm'}<br />
 3698:         <span class="LC_nobreak">
 3699:         <input type="text" name="importmap" size="40" value=""
 3700:         onfocus="this.blur();openbrowser('mapimportform','importmap','sequence,page','');" />
 3701:         &nbsp;<a href="javascript:openbrowser('mapimportform','importmap','sequence,page','');">$lt{'selm'}</a><br />
 3702:         <input type="submit" name="loadmap" value="$lt{'load'}" />
 3703:         </fieldset>
 3704:         </form>
 3705: 
 3706: SEDFFORM
 3707: 
 3708: 	my @simpleeditdefaultforma = ( 
 3709: 	{ '<img class="LC_noBorder LC_middle" src="/res/adm/pages/src.png" alt="'.$lt{srch}.'"  onclick="javascript:groupsearch()" />' => "$uploadtag<a class='LC_menubuttons_link' href='javascript:groupsearch()'>$lt{'srch'}</a>" },
 3710: 	{ '<img class="LC_noBorder LC_middle" src="/res/adm/pages/res.png" alt="'.$lt{impo}.'"  onclick="javascript:groupimport();"/>' => "<a class='LC_menubuttons_link' href='javascript:groupimport();'>$lt{'impo'}</a>$help{'Importing_LON-CAPA_Resource'}" },
 3711:         { '<img class="LC_noBorder LC_middle" src="/res/adm/pages/wishlist.png" alt="'.$lt{lnks}.'" onclick="javascript:open_StoredLinks_Import();" />' => "<a class='LC_menubuttons_link' href='javascript:open_StoredLinks_Import();'>$lt{'lnks'}</a>" },
 3712:         { '<img class="LC_noBorder LC_middle" src="/res/adm/pages/sequence.png" alt="'.$lt{impm}.'" onclick="javascript:toggleMap();" />' => $importpubform }
 3713:         );
 3714:         $importpubform = &create_form_ul(&create_list_elements(@importpubforma));
 3715: 
 3716:       my $extresourcesform=(<<ERFORM);
 3717:       <a class="LC_menubuttons_link" href="javascript:toggleUpload('ext');">$lt{'extr'}</a>$help{'Adding_External_Resource'}
 3718:       <form action="/adm/coursedocs" method="post" name="newext">
 3719:       <fieldset id="uploadextform" style="display: none;" />
 3720:       <legend>$lt{'extr'}</legend>
 3721:       <input type="hidden" name="active" value="aa" />
 3722:       $lt{'url'}:<br />
 3723:       <input type="text" size="60" name="exturl" id="exturl" value="http://" />
 3724:       <input type="button" name="view" value="$lt{'prev'}" onclick="javascript:extUrlPreview('exturl');" /><br />
 3725:       $lt{'title'}:<br />
 3726:       <input type="text" size="60" name="exttitle" value="$lt{'extr'}" />
 3727:       $uploadtag
 3728:       <br />
 3729:       <input type="hidden" name="importdetail" value="" />
 3730:       <input type="button" value="$lt{'lnk'}" onclick="javascript:setExternal(this.form,0)" />
 3731:       </fieldset>
 3732:       </form>
 3733: ERFORM
 3734: 
 3735: 
 3736:     if ($allowed) {
 3737:         my $folder = $env{'form.folder'};
 3738:         if ($folder eq '') {
 3739:             $folder='default';
 3740:         }
 3741: 	&update_paste_buffer($coursenum,$coursedom,$folder);
 3742: 	$r->print(<<HIDDENFORM);
 3743: 	<form name="renameform" method="post" action="/adm/coursedocs">
 3744:    <input type="hidden" name="title" />
 3745:    <input type="hidden" name="cmd" />
 3746:    <input type="hidden" name="markcopy" />
 3747:    <input type="hidden" name="copyfolder" />
 3748:    $containertag
 3749:  </form>
 3750: 
 3751: HIDDENFORM
 3752:         $r->print(&makesimpleeditform($uploadtag)."\n".
 3753:                   &makedocslogform($uploadtag."\n".
 3754:                                    '<input type="hidden" name="folder" value="'.
 3755:                                    $env{'form.folder'}.'" />'."\n"));
 3756:     }
 3757: 
 3758: # Generate the tabs
 3759:     my $mode;
 3760:     if (($supplementalflag) && (!$allowed)) {
 3761:         &Apache::lonnavdisplay::startContentScreen($r,'supplemental');
 3762:     } else {
 3763:         $r->print(&startContentScreen(($supplementalflag?'suppdocs':'docs')));
 3764:     }
 3765: 
 3766: #
 3767: 
 3768:     my $savefolderpath;
 3769: 
 3770:     if ($allowed) {
 3771:        my $folder=$env{'form.folder'};
 3772:        if ($folder eq '' || $supplementalflag) {
 3773:            $folder='default';
 3774: 	   $savefolderpath = $env{'form.folderpath'};
 3775: 	   $env{'form.folderpath'}='default&'.&escape(&mt('Content'));
 3776:            $uploadtag = '<input type="hidden" name="folderpath" value="'.
 3777: 	       &HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />';
 3778:        }
 3779:        my $postexec='';
 3780:        if ($folder eq 'default') {
 3781:            $r->print('<script type="text/javascript">'."\n"
 3782:                     .'// <![CDATA['."\n"
 3783:                     .'this.window.name="loncapaclient";'."\n"
 3784:                     .'// ]]>'."\n"
 3785:                     .'</script>'."\n"
 3786:        );
 3787:        } else {
 3788:            #$postexec='self.close();';
 3789:        }
 3790:        my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_new.sequence';
 3791:                      '.sequence';
 3792:        my $pageseq = '/uploaded/'.$coursedom.'/'.$coursenum.'/default_new.page';
 3793:                      '.page';
 3794: 	my $container='sequence';
 3795: 	if ($env{'form.pagepath'}) {
 3796: 	    $container='page';
 3797: 	}
 3798: 	my $readfile='/uploaded/'.$coursedom.'/'.$coursenum.'/'.$folder.'.'.$container;
 3799: 
 3800: 	my $newnavform=(<<NNFORM);
 3801: 	<form action="/adm/coursedocs" method="post" name="newnav">
 3802: 	<input type="hidden" name="active" value="cc" />
 3803: 	$uploadtag
 3804: 	<input type="hidden" name="importdetail" 
 3805: 	value="$lt{'navc'}=/adm/navmaps" />
 3806: 	<a class="LC_menubuttons_link" href="javascript:document.newnav.submit()">$lt{'navc'}</a>
 3807: 	$help{'Navigate_Content'}
 3808: 	</form>
 3809: NNFORM
 3810: 	my $newsmppageform=(<<NSPFORM);
 3811: 	<form action="/adm/coursedocs" method="post" name="newsmppg">
 3812: 	<input type="hidden" name="active" value="cc" />
 3813: 	$uploadtag
 3814: 	<input type="hidden" name="importdetail" value="" />
 3815: 	<a class="LC_menubuttons_link" href="javascript:makesmppage();"> $lt{'sipa'}</a>
 3816: 	$help{'Simple Page'}
 3817: 	</form>
 3818: NSPFORM
 3819: 
 3820: 	my $newsmpproblemform=(<<NSPROBFORM);
 3821: 	<form action="/adm/coursedocs" method="post" name="newsmpproblem">
 3822: 	<input type="hidden" name="active" value="cc" />
 3823: 	$uploadtag
 3824: 	<input type="hidden" name="importdetail" value="" />
 3825: 	<a class="LC_menubuttons_link" href="javascript:makesmpproblem();">$lt{'sipr'}</a>
 3826: 	$help{'Simple Problem'}
 3827: 	</form>
 3828: 
 3829: NSPROBFORM
 3830: 
 3831: 	my $newdropboxform=(<<NDBFORM);
 3832: 	<form action="/adm/coursedocs" method="post" name="newdropbox">
 3833: 	<input type="hidden" name="active" value="cc" />
 3834: 	$uploadtag
 3835: 	<input type="hidden" name="importdetail" value="" />
 3836: 	<a class="LC_menubuttons_link" href="javascript:makedropbox();">$lt{'drbx'}</a>
 3837: 	</form>
 3838: NDBFORM
 3839: 
 3840: 	my $newexuploadform=(<<NEXUFORM);
 3841: 	<form action="/adm/coursedocs" method="post" name="newexamupload">
 3842: 	<input type="hidden" name="active" value="cc" />
 3843: 	$uploadtag
 3844: 	<input type="hidden" name="importdetail" value="" />
 3845: 	<a class="LC_menubuttons_link" href="javascript:makeexamupload();">$lt{'scuf'}</a>
 3846: 	$help{'Score_Upload_Form'}
 3847: 	</form>
 3848: NEXUFORM
 3849: 
 3850: 	my $newbulform=(<<NBFORM);
 3851: 	<form action="/adm/coursedocs" method="post" name="newbul">
 3852: 	<input type="hidden" name="active" value="cc" />
 3853: 	$uploadtag
 3854: 	<input type="hidden" name="importdetail" value="" />
 3855: 	<a class="LC_menubuttons_link" href="javascript:makebulboard();" >$lt{'bull'}</a>
 3856: 	$help{'Bulletin Board'}
 3857: 	</form>
 3858: NBFORM
 3859: 
 3860: 	my $newaboutmeform=(<<NAMFORM);
 3861: 	<form action="/adm/coursedocs" method="post" name="newaboutme">
 3862: 	<input type="hidden" name="active" value="cc" />
 3863: 	$uploadtag
 3864: 	<input type="hidden" name="importdetail" 
 3865: 	value="$plainname=/adm/$udom/$uname/aboutme" />
 3866: 	<a class="LC_menubuttons_link" href="javascript:document.newaboutme.submit()">$lt{'mypi'}</a>
 3867: 	$help{'My Personal Information Page'}
 3868: 	</form>
 3869: NAMFORM
 3870: 
 3871: 	my $newaboutsomeoneform=(<<NASOFORM);
 3872: 	<form action="/adm/coursedocs" method="post" name="newaboutsomeone">
 3873: 	<input type="hidden" name="active" value="cc" />
 3874: 	$uploadtag
 3875: 	<input type="hidden" name="importdetail" value="" />
 3876: 	<a class="LC_menubuttons_link" href="javascript:makeabout();">$lt{'abou'}</a>
 3877: 	</form>
 3878: NASOFORM
 3879: 
 3880: 
 3881: 	my $newrosterform=(<<NROSTFORM);
 3882: 	<form action="/adm/coursedocs" method="post" name="newroster">
 3883: 	<input type="hidden" name="active" value="cc" />
 3884: 	$uploadtag
 3885: 	<input type="hidden" name="importdetail" 
 3886: 	value="$lt{'rost'}=/adm/viewclasslist" />
 3887: 	<a class="LC_menubuttons_link" href="javascript:document.newroster.submit()">$lt{'rost'}</a>
 3888: 	$help{'Course Roster'}
 3889: 	</form>
 3890: NROSTFORM
 3891: 
 3892: my $specialdocumentsform;
 3893: my @specialdocumentsforma;
 3894: my $gradingform;
 3895: my @gradingforma;
 3896: my $communityform;
 3897: my @communityforma;
 3898: my $newfolderform;
 3899: my $newfolderb;
 3900: 
 3901: 	my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
 3902: 	
 3903: 	my $newpageform=(<<NPFORM);
 3904: 	<form action="/adm/coursedocs" method="post" name="newpage">
 3905: 	<input type="hidden" name="folderpath" value="$path" />
 3906: 	<input type="hidden" name="importdetail" value="" />
 3907: 	<input type="hidden" name="active" value="cc" />
 3908: 	<a class="LC_menubuttons_link" href="javascript:makenewpage(document.newpage,'$pageseq');">$lt{'newp'}</a>
 3909: 	$help{'Adding_Pages'}
 3910: 	</form>
 3911: NPFORM
 3912: 
 3913: 
 3914: 	$newfolderform=(<<NFFORM);
 3915: 	<form action="/adm/coursedocs" method="post" name="newfolder">
 3916: 	<input type="hidden" name="folderpath" value="$path" />
 3917: 	<input type="hidden" name="importdetail" value="" />
 3918: 	<input type="hidden" name="active" value="aa" />
 3919: 	<a href="javascript:makenewfolder(document.newfolder,'$folderseq');">$lt{'newf'}</a>$help{'Adding_Folders'}
 3920: 	</form>
 3921: NFFORM
 3922: 
 3923: 	my $newsylform=(<<NSYLFORM);
 3924: 	<form action="/adm/coursedocs" method="post" name="newsyl">
 3925: 	<input type="hidden" name="active" value="cc" />
 3926: 	$uploadtag
 3927: 	<input type="hidden" name="importdetail" 
 3928: 	value="$lt{'syll'}=/public/$coursedom/$coursenum/syllabus" />
 3929: 	<a class="LC_menubuttons_link" href="javascript:document.newsyl.submit()">$lt{'syll'}</a>
 3930: 	$help{'Syllabus'}
 3931: 
 3932: 	</form>
 3933: NSYLFORM
 3934: 
 3935: 	my $newgroupfileform=(<<NGFFORM);
 3936: 	<form action="/adm/coursedocs" method="post" name="newgroupfiles">
 3937: 	<input type="hidden" name="active" value="cc" />
 3938: 	$uploadtag
 3939: 	<input type="hidden" name="importdetail"
 3940: 	value="$lt{'grpo'}=/adm/$coursedom/$coursenum/aboutme" />
 3941: 	<a class="LC_menubuttons_link" href="javascript:document.newgroupfiles.submit()">$lt{'grpo'}</a>
 3942: 	$help{'Group Portfolio'}
 3943: 	</form>
 3944: NGFFORM
 3945: 	@specialdocumentsforma=(
 3946: 	{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/page.png" alt="'.$lt{newp}.'"  onclick="javascript:makenewpage(document.newpage,\''.$pageseq.'\');" />'=>$newpageform},
 3947: 	{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/syllabus.png" alt="'.$lt{syll}.'" onclick="document.newsyl.submit()" />'=>$newsylform},
 3948: 	{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/navigation.png" alt="'.$lt{navc}.'" onclick="document.newnav.submit()" />'=>$newnavform},
 3949:         {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/simple.png" alt="'.$lt{sipa}.'" onclick="javascript:makesmppage();" />'=>$newsmppageform},
 3950:         );
 3951:         $specialdocumentsform = &create_form_ul(&create_list_elements(@specialdocumentsforma));
 3952: 
 3953: 
 3954: 
 3955:         my @importdoc = (
 3956:         {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/extres.png" alt="'.$lt{extr}.'" onclick="toggleUpload(\'ext\');" />'=>$extresourcesform},
 3957:         {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/ims.png" alt="'.$lt{imsf}.'" onclick="javascript:toggleUpload(\'ims\');" />'=>$imspform},
 3958:         {'<img class="LC_noBorder_LC_middle" src="/res/adm/pages/pdfupload.png" alt="'.$lt{upl}.'" onclick="javascript:toggleUpload(\'doc\');" />'=>$fileuploadform,
 3959:         });
 3960:         $fileuploadform =  &create_form_ul(&create_list_elements(@importdoc));
 3961: 
 3962:         @gradingforma=(
 3963:         {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/simpprob.png" alt="'.$lt{sipr}.'" onclick="javascript:makesmpproblem();" />'=>$newsmpproblemform},
 3964:         {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/dropbox.png" alt="'.$lt{drbx}.'" onclick="javascript:makedropbox();" />'=>$newdropboxform},
 3965:         {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/scoreupfrm.png" alt="'.$lt{scuf}.'" onclick="javascript:makeexamupload();" />'=>$newexuploadform},
 3966: 
 3967:         );
 3968:         $gradingform = &create_form_ul(&create_list_elements(@gradingforma));
 3969: 
 3970:         @communityforma=(
 3971:        {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/bchat.png" alt="'.$lt{bull}.'" onclick="javascript:makebulboard();" />'=>$newbulform},
 3972:         {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/myaboutme.png" alt="'.$lt{mypi}.'" onclick="javascript:makebulboard();" />'=>$newaboutmeform},
 3973:         {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/aboutme.png" alt="'.$lt{abou}.'" onclick="javascript:makeabout();" />'=>$newaboutsomeoneform},
 3974:         {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/clst.png" alt="'.$lt{rost}.'" onclick="document.newroster.submit()" />'=>$newrosterform},
 3975:         {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/groupportfolio.png" alt="'.$lt{grpo}.'" onclick="document.newgroupfiles.submit()" />'=>$newgroupfileform},
 3976:         );
 3977:         $communityform = &create_form_ul(&create_list_elements(@communityforma));
 3978: 
 3979: my %orderhash = (
 3980:                 'aa' => ['Import Content',$fileuploadform],
 3981:                 'bb' => ['Published Content',$importpubform],
 3982:                 'cc' => ['Grading Resources',$gradingform],
 3983:                 );
 3984: unless ($env{'form.pagepath'}) {
 3985:     $orderhash{'00'} = ['Newfolder',$newfolderform];
 3986:     $orderhash{'dd'} = ['Collaboration',$communityform];
 3987:     $orderhash{'ee'} = ['Special Documents',$specialdocumentsform];
 3988: }
 3989: 
 3990:  $hadchanges=0;
 3991:        unless (($supplementalflag || $toolsflag)) {
 3992:           my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
 3993:                               $supplementalflag,\%orderhash,$iconpath,$uploadtag);
 3994:           if ($error) {
 3995:              $r->print('<p><span class="LC_error">'.$error.'</span></p>');
 3996:           }
 3997:           if ($hadchanges) {
 3998:              &mark_hash_old();
 3999:           }
 4000: 
 4001:           &changewarning($r,'');
 4002:         }
 4003:     }
 4004: 
 4005: # Supplemental documents start here
 4006: 
 4007:        my $folder=$env{'form.folder'};
 4008:        unless ($supplementalflag) {
 4009: 	   $folder='supplemental';
 4010:        }
 4011:        if ($folder =~ /^supplemental$/ &&
 4012: 	   (($env{'form.folderpath'} =~ /^default\&/) || ($env{'form.folderpath'} eq ''))) {
 4013:           $env{'form.folderpath'} = &supplemental_base();
 4014:        } elsif ($allowed) {
 4015: 	  $env{'form.folderpath'} = $savefolderpath;
 4016:        }
 4017:        $env{'form.pagepath'} = '';
 4018:        if ($allowed) {
 4019: 	   my $folderseq=
 4020: 	       '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_new.sequence';
 4021: 
 4022: 	   my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
 4023: 
 4024: 	my $supupdocform=(<<SUPDOCFORM);
 4025:         <a class="LC_menubuttons_link" href="javascript:toggleUpload('suppdoc');">
 4026:         $lt{'upfi'}</a> $help{'Uploading_From_Harddrive'}
 4027: 	<form action="/adm/coursedocs" method="post" name="supuploaddocument" enctype="multipart/form-data">
 4028:         <fieldset id="uploadsuppdocform" style="display: none;" />
 4029:         <legend>$lt{'upfi'}</legend>
 4030: 	<input type="hidden" name="active" value="ee" />	
 4031: 	$fileupload
 4032: 	<br />
 4033: 	<br />
 4034: 	<span class="LC_nobreak">
 4035: 	$checkbox
 4036: 	</span>
 4037: 	<br /><br />
 4038: 	$lt{'comment'}:<br />
 4039: 	<textarea cols="50" rows="4" name="comment"></textarea>
 4040: 	<br />
 4041: 	<input type="hidden" name="folderpath" value="$path" />
 4042: 	<input type="hidden" name="cmd" value="upload_supplemental" />
 4043:         <input type='submit' value="$lt{'upld'}" />
 4044:         </form>
 4045: 
 4046: 	my $supnewfolderform=(<<SNFFORM);
 4047: 	<form action="/adm/coursedocs" method="post" name="supnewfolder">
 4048: 	<input type="hidden" name="active" value="ee" />
 4049: 	<input type="hidden" name="folderpath" value="$path" />
 4050: 	<input type="hidden" name="importdetail" value="" />
 4051: 	<a class="LC_menubuttons_link" href="javascript:makenewfolder(document.supnewfolder,'$folderseq');">$lt{'newf'}</a> 
 4052: 	$help{'Adding_Folders'}
 4053: 	</form>
 4054: SNFFORM
 4055: 	
 4056:         my $supextform=(<<ERFORM);
 4057:         <a class="LC_menubuttons_link" href="javascript:toggleUpload('suppext');">$lt{'extr'}</a>$help{'Adding_External_Resource'}
 4058:         <form action="/adm/coursedocs" method="post" name="newsuppext">
 4059:         <fieldset id="uploadsuppextform" style="display: none;" />
 4060:         <legend>$lt{'extr'}</legend>
 4061:         <input type="hidden" name="active" value="ee" />
 4062:         $lt{'url'}:<br />
 4063:         <input type="text" size="60" name="exturl" id="exturl" value="http://" />
 4064:         <input type="button" name="view" value="$lt{'prev'}" onclick="javascript:extUrlPreview('exturl');" /><br />
 4065:         $lt{'title'}:<br />
 4066:         <input type="text" size="60" name="exttitle" value="$lt{'extr'}" />
 4067:         $uploadtag
 4068:         <br />
 4069:         <input type="hidden" name="importdetail" value="" />
 4070:         <input type="button" value="$lt{'lnk'}" onclick="javascript:setExternal(this.form,0)" />
 4071:         </fieldset>
 4072:         </form>
 4073: ERFORM
 4074: 
 4075: 	my $supnewsylform=(<<SNSFORM);
 4076: 	<form action="/adm/coursedocs" method="post" name="supnewsyl">
 4077: 	<input type="hidden" name="active" value="ff" />
 4078: 	<input type="hidden" name="folderpath" value="$path" />
 4079: 	<input type="hidden" name="importdetail" 
 4080: 	value="Syllabus=/public/$coursedom/$coursenum/syllabus" />
 4081: 	<a class="LC_menubuttons_link" href="javascript:document.supnewsyl.submit()">$lt{'syll'}</a>
 4082: 	$help{'Syllabus'}
 4083: 	</form>
 4084: SNSFORM
 4085: 
 4086: 	my $supnewaboutmeform=(<<SNAMFORM);
 4087: 	<form action="/adm/coursedocs" method="post" name="supnewaboutme">
 4088: 	<input type="hidden" name="active" value="ff" />
 4089: 	<input type="hidden" name="folderpath" value="$path" />
 4090: 	<input type="hidden" name="importdetail" 
 4091: 	value="$plainname=/adm/$udom/$uname/aboutme" />
 4092: 	<a class="LC_menubuttons_link" href="javascript:document.supnewaboutme.submit()">$lt{'mypi'}</a>
 4093: 	$help{'My Personal Information Page'}
 4094: 	</form>
 4095: SNAMFORM
 4096: 
 4097: 
 4098: my @specialdocs = (
 4099: 		{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/syllabus.png" alt="'.$lt{syll}.'" onclick="document.supnewsyl.submit()" />'
 4100:             =>$supnewsylform},
 4101: 		{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/myaboutme.png" alt="'.$lt{mypi}.'" onclick="document.supnewaboutme.submit()" />'
 4102:             =>$supnewaboutmeform},
 4103: 		);
 4104: my @supimportdoc = (
 4105: 		{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/extres.png" alt="'.$lt{extr}.'" onclick="javascript:makenewext(\'supext\');" />'
 4106:             =>$supextform},
 4107:                 {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/pdfupload.png" alt="'.$lt{upl}.'" onclick="javascript:toggleUpload(\'suppdoc\');" />'
 4108:             =>$supupdocform},
 4109:         );
 4110: $supupdocform =  &create_form_ul(&create_list_elements(@supimportdoc));
 4111: my %suporderhash = (
 4112: 		'00' => ['Supnewfolder', $supnewfolderform],
 4113:                 'ee' => ['Import Content',$supupdocform],
 4114:                 'ff' => ['Special Documents',&create_form_ul(&create_list_elements(@specialdocs))]
 4115:                 );
 4116:         if ($supplementalflag) {
 4117:            my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
 4118:                                $supplementalflag,\%suporderhash,$iconpath,$uploadtag);
 4119:            if ($error) {
 4120:               $r->print('<p><span class="LC_error">'.$error.'</span></p>');
 4121:            }
 4122:         }
 4123:     } elsif ($supplementalflag) {
 4124:         my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
 4125:                             $supplementalflag,'',$iconpath,$uploadtag);
 4126:         if ($error) {
 4127:             $r->print('<p><span class="LC_error">'.$error.'</span></p>');
 4128:         }
 4129:     }
 4130: 
 4131:     $r->print(&endContentScreen());
 4132: 
 4133:     if ($allowed) {
 4134: 	$r->print('
 4135: <form method="post" name="extimport" action="/adm/coursedocs">
 4136:   <input type="hidden" name="title" />
 4137:   <input type="hidden" name="url" />
 4138:   <input type="hidden" name="useform" />
 4139:   <input type="hidden" name="residx" />
 4140: </form>');
 4141:     }
 4142:   } elsif ($showdoc) {
 4143: # -------------------------------------------------------- This is showdoc mode
 4144:       $r->print("<h1>".&mt('Uploaded Document').' - '.
 4145: 		&Apache::lonnet::gettitle($r->uri).'</h1><p class="LC_warning">'.
 4146: &mt('It is recommended that you use an up-to-date virus scanner before handling this file.')."</p><table>".
 4147:                 &entryline(0,&mt("Click to download or use your browser's Save Link function"),$showdoc).'</table>');
 4148:   }
 4149:  }
 4150:  $r->print(&Apache::loncommon::end_page());
 4151:  return OK;
 4152: }
 4153: 
 4154: sub embedded_form_elems {
 4155:     my ($phase,$primaryurl,$newidx) = @_;
 4156:     my $folderpath = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
 4157:     return <<STATE;
 4158:     <input type="hidden" name="folderpath" value="$folderpath" />
 4159:     <input type="hidden" name="cmd" value="upload_embedded" />
 4160:     <input type="hidden" name="newidx" value="$newidx" />
 4161:     <input type="hidden" name="phase" value="$phase" />
 4162:     <input type="hidden" name="primaryurl" value="$primaryurl" />
 4163: STATE
 4164: }
 4165: 
 4166: sub embedded_destination {
 4167:     my $folder=$env{'form.folder'};
 4168:     my $destination = 'docs/';
 4169:     if ($folder =~ /^supplemental/) {
 4170:         $destination = 'supplemental/';
 4171:     }
 4172:     if (($folder eq 'default') || ($folder eq 'supplemental')) {
 4173:         $destination .= 'default/';
 4174:     } elsif ($folder =~ /^(default|supplemental)_(\d+)$/) {
 4175:         $destination .=  $2.'/';
 4176:     }
 4177:     $destination .= $env{'form.newidx'};
 4178:     my $dir_root = '/userfiles';
 4179:     return ($destination,$dir_root);
 4180: }
 4181: 
 4182: sub return_to_editor {
 4183:     my $actionurl = '/adm/coursedocs';
 4184:     return '<p><form name="backtoeditor" method="post" action="'.$actionurl.'" />'."\n". 
 4185:            '<input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" /></form>'."\n".
 4186:            '<a href="javascript:document.backtoeditor.submit();">'.&mt('Return to Editor').
 4187:            '</a></p>';
 4188: }
 4189: 
 4190: sub decompression_info {
 4191:     my ($destination,$dir_root) = &embedded_destination();
 4192:     my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'};
 4193:     my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
 4194:     my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
 4195:     my $container='sequence';
 4196:     my ($pathitem,$hiddenelem);
 4197:     my @hiddens = ('newidx','comment','position');
 4198:     if ($env{'form.pagepath'}) {
 4199:         $container='page';
 4200:         $pathitem = 'pagepath';
 4201:     } else {
 4202:         $pathitem = 'folderpath';
 4203:     }
 4204:     unshift(@hiddens,$pathitem);
 4205:     foreach my $item (@hiddens) {
 4206:         if ($env{'form.'.$item}) {
 4207:             $hiddenelem .= '<input type="hidden" name="'.$item.'" value="'.
 4208:                            $env{'form.'.$item}.'" />'."\n";
 4209:         }
 4210:     }
 4211:     return ($destination,$dir_root,$londocroot,$docudom,$docuname,$container,
 4212:             $hiddenelem);
 4213: }
 4214: 
 4215: sub decompression_phase_one {
 4216:     my ($dir,$file,$warning,$error,$output);
 4217:     my ($destination,$dir_root,$londocroot,$docudom,$docuname,$container,$hiddenelem)=
 4218:         &decompression_info();
 4219:     if ($env{'form.archiveurl'} !~ m{^/uploaded/\Q$docudom/$docuname/\E(?:docs|supplemental)/(?:default|\d+).*/([^/]+)$}) {
 4220:         $error = &mt('Archive file "[_1]" not in the expected location.',$env{'form.archiveurl'});
 4221:     } else {
 4222:         my $file = $1;
 4223:         $output = 
 4224:             &Apache::loncommon::process_decompression($docudom,$docuname,$file,
 4225:                                                       $destination,$dir_root,
 4226:                                                       $hiddenelem);
 4227:         if ($env{'form.autoextract_camtasia'}) {
 4228:             $output .= &remove_archive($docudom,$docuname,$container);
 4229:         }
 4230:     }
 4231:     if ($error) {
 4232:         $output .= '<p class="LC_error">'.&mt('Not extracted.').'<br />'.
 4233:                    $error.'</p>'."\n";
 4234:     }
 4235:     if ($warning) {
 4236:         $output .= '<p class="LC_warning">'.$warning.'</p>'."\n";
 4237:     }
 4238:     return $output;
 4239: }
 4240: 
 4241: sub decompression_phase_two {
 4242:     my ($destination,$dir_root,$londocroot,$docudom,$docuname,$container,$hiddenelem)=
 4243:         &decompression_info();
 4244:     my $output;
 4245:     if ($env{'form.archivedelete'}) {
 4246:         $output = &remove_archive($docudom,$docuname,$container);
 4247:     }
 4248:     $output .= 
 4249:         &Apache::loncommon::process_extracted_files('coursedocs',$docudom,$docuname,
 4250:                                                     $destination,$dir_root,$hiddenelem);
 4251:     return $output;
 4252: }
 4253: 
 4254: sub remove_archive {
 4255:     my ($docudom,$docuname,$container) = @_;
 4256:     my $map = $env{'form.folder'}.'.'.$container;
 4257:     my ($output,$delwarning,$delresult,$url);
 4258:     my ($errtext,$fatal) = &mapread($docuname,$docudom,$map);
 4259:     if ($fatal) {
 4260:         if ($container eq 'page') {
 4261:             $delwarning = &mt('An error occurred retrieving the contents of the current page.');
 4262:         } else {
 4263:             $delwarning = &mt('An error occurred retrieving the contents of the current folder.');
 4264:         }
 4265:         $delwarning .= &mt('As a result the archive file has not been removed.');
 4266:     } else {
 4267:         my $currcmd = $env{'form.cmd'};
 4268:         my $position = $env{'form.position'};
 4269:         if ($position > 0) { 
 4270:             $env{'form.cmd'} = 'del_'.$position;
 4271:             my ($title,$url,@rrest) = 
 4272:                 split(/:/,$LONCAPA::map::resources[$LONCAPA::map::order[$position]]);
 4273:             if (&handle_edit_cmd($docuname,$docudom)) {
 4274:                 ($errtext,$fatal) = &storemap($docuname,$docudom,$map,1);
 4275:                 if ($fatal) {
 4276:                     if ($container eq 'page') {
 4277:                         $delwarning = &mt('An error occurred updating the contents of the current page.');
 4278:                     } else {
 4279:                         $delwarning = &mt('An error occurred updating the contents of the current folder.');
 4280:                     }
 4281:                 } else {
 4282:                     $delresult = &mt('Archive file removed.');
 4283:                 }
 4284:             }
 4285:         }
 4286:         $env{'form.cmd'} = $currcmd;
 4287:     }
 4288:     if ($delwarning) {
 4289:         $output = '<p class="LC_warning">'.
 4290:                    $delwarning.
 4291:                    '</p>';
 4292:     }
 4293:     if ($delresult) {
 4294:         $output .= '<p class="LC_info">'.
 4295:                    $delresult.
 4296:                    '</p>';
 4297:     }
 4298:     return $output;
 4299: }
 4300: 
 4301: sub generate_admin_menu {
 4302:     my ($crstype) = @_;
 4303:     my $lc_crstype = lc($crstype);
 4304:     my ($home,$other,%outhash)=&authorhosts();
 4305:     my %lt=&Apache::lonlocal::texthash (
 4306:                                          'vc'   => 'Verify Content',
 4307:                                          'cv'   => 'Check/Set Resource Versions',
 4308:                                          'ls'   => 'List Resource Identifiers',
 4309:                                          'imse' => 'Export contents to IMS Archive',
 4310:                                          'dcd'  => "Dump $crstype Content to Authoring Space",
 4311:                                        );
 4312:     my ($candump,$dumpurl);
 4313:     if ($home + $other > 0) {
 4314:         $candump = 'F';
 4315:         if ($home) {
 4316:             $dumpurl = "javascript:injectData(document.courseverify,'dummy','dumpcourse','$lt{'dcd'}')";
 4317:         } else {
 4318:             my @hosts;
 4319:             foreach my $aurole (keys(%outhash)) {
 4320:                 unless(grep(/^\Q$outhash{$aurole}\E/,@hosts)) {
 4321:                     push(@hosts,$outhash{$aurole});
 4322:                 }  
 4323:             }
 4324:             if (@hosts == 1) {
 4325:                 my $switchto = '/adm/switchserver?otherserver='.$hosts[0].
 4326:                                '&amp;role='.
 4327:                                &HTML::Entities::encode($env{'request.role'},'"<>&').'&amp;origurl='.
 4328:                                &HTML::Entities::encode('/adm/coursedocs?dumpcourse=1','"<>&');
 4329:                 $dumpurl = "javascript:dump_needs_switchserver('$switchto')";
 4330:             } else {
 4331:                 $dumpurl = "javascript:choose_switchserver_window()";
 4332:             }
 4333:         }
 4334:     }
 4335:     my @menu=
 4336:         ({  categorytitle=>'Administration',
 4337:             items =>[
 4338:                 {   linktext   => $lt{'vc'},
 4339:                     url        => "javascript:injectData(document.courseverify,'dummy','verify','$lt{'vc'}')",
 4340:                     permission => 'F',
 4341:                     help       => 'Verify_Content',
 4342:                     icon       => 'verify.png',
 4343:                     linktitle  => 'Verify contents can be retrieved/rendered',
 4344:                 },
 4345:                 {   linktext => $lt{'cv'},
 4346:                     url => "javascript:injectData(document.courseverify,'dummy','versions','$lt{'cv'}')",
 4347:                     permission => 'F',
 4348:                     help       => 'Check_Resource_Versions',
 4349:                     icon       => 'resversion.png',
 4350:                     linktitle  => "View version information for resources in your $lc_crstype, and fix/unfix use of specific versions",
 4351:                 },
 4352:                 {   linktext   => $lt{'ls'},
 4353:                     url        => "javascript:injectData(document.courseverify,'dummy','listsymbs','$lt{'ls'}')",
 4354:                     permission => 'F',
 4355:                     #help => '',
 4356:                     icon       => 'symbs.png',
 4357:                     linktitle  => "List the unique identifier used for each resource instance in your $lc_crstype"
 4358:                 },
 4359:                 ]
 4360:         },
 4361:         {   categorytitle=>'Export',
 4362:             items =>[
 4363:                 {   linktext   => $lt{'imse'},
 4364:                     url => "javascript:injectData(document.courseverify,'dummy','exportcourse','$lt{'imse'}')",
 4365:                     permission => 'F',
 4366:                     help       => 'Docs_Export_Course_Docs',
 4367:                     icon       => 'imsexport.png',
 4368:                     linktitle  => $lt{'imse'},
 4369:                 },
 4370:                 {   linktext   => $lt{'dcd'},
 4371:                     url        => $dumpurl,
 4372:                     permission => $candump,
 4373:                     #help => '',
 4374:                     icon       => 'dump.png',
 4375:                     linktitle  => $lt{'dcd'},
 4376:                 },
 4377:                 ]
 4378:         });
 4379:     return '<form action="/adm/coursedocs" method="post" name="courseverify">'."\n".
 4380:            '<input type="hidden" id="dummy" />'."\n".
 4381:            &Apache::lonhtmlcommon::generate_menu(@menu)."\n".
 4382:            '</form>';
 4383: }
 4384: 
 4385: sub generate_edit_table {
 4386:     my ($tid,$orderhash_ref,$to_show,$iconpath,$jumpto,$readfile) = @_;
 4387:     return unless(ref($orderhash_ref) eq 'HASH');
 4388:     my %orderhash = %{$orderhash_ref};
 4389:     my $form;
 4390:     my $activetab;
 4391:     my $active;
 4392:     if($env{'form.active'} ne ''){
 4393:         $activetab = $env{'form.active'};
 4394:     }
 4395:     my $backicon = $iconpath.'clickhere.gif';
 4396:     my $backtext = &mt('To Overview');
 4397:     $form = '<div class="LC_Box" style="margin:0;">'.
 4398:              '<ul id="navigation'.$tid.'" class="LC_TabContent">'."\n".
 4399:              '<li class="goback">'.
 4400:              '<a href="javascript:toContents('."'$jumpto'".');">'.
 4401:              '<img src="'.$backicon.'" class="LC_icon" style="border: none; vertical-align: top;"'.
 4402:              '  alt="'.$backtext.'" />'.$backtext.'</a></li>'."\n".
 4403:              '<li>'.
 4404:              '<a href="javascript:groupopen('."'$readfile'".',1);">'.
 4405:              &mt('Undo Delete').'</a></li>'."\n";
 4406:     if ($env{'form.docslog'}) {
 4407:         $form .= '<li class="active">';
 4408:     } else {
 4409:         $form .= '<li>';
 4410:     }
 4411:     $form .= '<a href="javascript:toggleHistoryDisp(1);">'.
 4412:              &mt('History').'</a></li>'."\n";
 4413:     if ($env{'form.docslog'}) {
 4414:         $form .= '<li><a href="javascript:toggleHistoryDisp(0);">'.
 4415:                  &mt('Edit').'</a></li>'."\n";
 4416:     }
 4417:     foreach my $name (reverse(sort(keys(%orderhash)))) {
 4418:         if($name ne '00'){
 4419:             if($activetab eq '' || $activetab ne $name){
 4420:                $active = '';
 4421:             }elsif($activetab eq $name){
 4422:                $active = 'class="active"';
 4423:             }
 4424:             $form .= '<li style="float:right" '.$active
 4425:                 .' onclick="javascript:showPage(this, \''.$name.$tid.'\', \'navigation'.$tid.'\',\'content'.$tid.'\');"><a href="javascript:;"><b>'.&mt(${$orderhash{$name}}[0]).'</b></a></li>'."\n";
 4426:         } else {
 4427: 	    $form .= '<li '.$active.' style="float:right">'.${$orderhash{$name}}[1].'</li>'."\n";
 4428: 
 4429: 	}
 4430:     }
 4431:     $form .= '</ul>'."\n";
 4432:     $form .= '<div id="content'.$tid.'" style="padding: 0 0; margin: 0 0; overflow: hidden; clear:right">'."\n";
 4433: 
 4434:     if ($to_show ne '') {
 4435:         $form .= '<div style="padding:0;margin:0;float:left">'.$to_show.'</div>'."\n";
 4436:     }
 4437:     foreach my $field (keys(%orderhash)){
 4438: 	if($field ne '00'){
 4439:             if($activetab eq '' || $activetab ne $field){
 4440:                 $active = 'style="display: none;float:left"';
 4441:             }elsif($activetab eq $field){
 4442:                 $active = 'style="display:block;float:left"';
 4443:             }
 4444:             $form .= '<div id="'.$field.$tid.'"'
 4445:                     .' class="LC_ContentBox" '.$active.'>'.${$orderhash{$field}}[1]
 4446:                     .'</div>'."\n";
 4447:         }
 4448:     }
 4449:     unless ($env{'form.docslog'}) {
 4450:         $form .= '</div></div>'."\n";
 4451:     }
 4452:     return $form;
 4453: }
 4454: 
 4455: sub editing_js {
 4456:     my ($udom,$uname,$supplementalflag) = @_;
 4457:     my $now = time();
 4458:     my %lt = &Apache::lonlocal::texthash(
 4459:                                           p_mnf => 'Name of New Folder',
 4460:                                           t_mnf => 'New Folder',
 4461:                                           p_mnp => 'Name of New Page',
 4462:                                           t_mnp => 'New Page',
 4463:                                           p_mxu => 'Title for the External Score',
 4464:                                           p_msp => 'Name of Simple Course Page',
 4465:                                           p_msb => 'Title for the Problem',
 4466:                                           p_mdb => 'Title for the Drop Box',
 4467:                                           p_mbb => 'Title for the Discussion Board',
 4468:                                           p_mab => "Enter user:domain for User's Personal Information Page",
 4469:                                           p_mab2 => 'Personal Information Page of ',
 4470:                                           p_mab_alrt1 => 'Not a valid user:domain',
 4471:                                           p_mab_alrt2 => 'Please enter both user and domain in the format user:domain',
 4472:                                           p_chn => 'New Title',
 4473:                                           p_rmr1 => 'WARNING: Removing a resource makes associated grades and scores inaccessible!',
 4474:                                           p_rmr2a => 'Remove[_99]',
 4475:                                           p_rmr2b => '?[_99]',
 4476:                                           p_ctr1a => 'WARNING: Cutting a resource makes associated grades and scores inaccessible!',
 4477:                                           p_ctr1b => 'Grades remain inaccessible if resource is pasted into another folder.',
 4478:                                           p_ctr2a => 'Cut[_98]',
 4479:                                           p_ctr2b => '?[_98]',
 4480:                                           rpck    => 'Enter number to pick (e.g., 3)',
 4481:                                           imsfile => 'You must choose an IMS package for import',
 4482:                                           imscms  => 'You must select which Course Management System was the source of the IMS package',
 4483:                                           invurl  => 'Invalid URL',
 4484:                                           titbl   => 'Title is blank',
 4485:                                         );
 4486: 
 4487:     my $crstype = &Apache::loncommon::course_type();
 4488:     my $docs_folderpath = &HTML::Entities::encode($env{'environment.internal.'.$env{'request.course.id'}.'.docs_folderpath.folderpath'},'<>&"');
 4489:     my $docs_pagepath = &HTML::Entities::encode($env{'environment.internal.'.$env{'request.course.id'}.'.docs_folderpath.pagepath'},'<>&"');
 4490:     my $main_container_page;
 4491:     if ($docs_folderpath eq '') {
 4492:         if ($docs_pagepath ne '') {
 4493:             $main_container_page = 1;
 4494:         }
 4495:     }
 4496:     my $toplevelmain = 'default&Main%20'.$crstype.'%20Documents';
 4497:     my $toplevelsupp = &supplemental_base();
 4498: 
 4499:     my $backtourl = '/adm/navmaps';
 4500:     if ($supplementalflag) {
 4501:         $backtourl = '/adm/supplemental';
 4502:     }
 4503: 
 4504:     my $fieldsets = "'ext','doc','ims'";
 4505:     if ($supplementalflag) {
 4506:         $fieldsets = "'suppext','suppdoc'";
 4507:     }
 4508: 
 4509:     my $urlregexp = <<'ENDREGEXP';
 4510: /^([a-z]([a-z]|\d|\+|-|\.)*):(\/\/(((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:)*@)?((\[(|(v[\da-f]{1,}\.(([a-z]|\d|-|\.|_|~)|[!\$&'\(\)\*\+,;=]|:)+))\])|((\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5]))|(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=])*)(:\d*)?)(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*|(\/((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)+(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*)?)|((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)+(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*)|((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)){0})(\?((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|[\uE000-\uF8FF]|\/|\?)*)?(\#((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|\/|\?)*)?$/i
 4511: ENDREGEXP
 4512: 
 4513:     return <<ENDNEWSCRIPT;
 4514: function makenewfolder(targetform,folderseq) {
 4515:     var foldername=prompt('$lt{"p_mnf"}','$lt{"t_mnf"}');
 4516:     if (foldername) {
 4517:        targetform.importdetail.value=escape(foldername)+"="+folderseq;
 4518:         targetform.submit();
 4519:     }
 4520: }
 4521: 
 4522: function makenewpage(targetform,folderseq) {
 4523:     var pagename=prompt('$lt{"p_mnp"}','$lt{"t_mnp"}');
 4524:     if (pagename) {
 4525:         targetform.importdetail.value=escape(pagename)+"="+folderseq;
 4526:         targetform.submit();
 4527:     }
 4528: }
 4529: 
 4530: function editext(residx) {
 4531:     if (document.getElementById('uploadext'+residx)) {
 4532:         var curr = document.getElementById('uploadext'+residx).style.display;
 4533:         if (curr == 'none') {
 4534:             disp = 'block';
 4535:         } else {
 4536:             disp = 'none';
 4537:         }
 4538:         document.getElementById('uploadext'+residx).style.display=disp;
 4539:     }
 4540:     resize_scrollbox('contentscroll','1','1');
 4541:     return;
 4542: }
 4543: 
 4544: function makeexamupload() {
 4545:    var title=prompt('$lt{"p_mxu"}');
 4546:    if (title) {
 4547:     this.document.forms.newexamupload.importdetail.value=
 4548: 	escape(title)+'=/res/lib/templates/examupload.problem';
 4549:     this.document.forms.newexamupload.submit();
 4550:    }
 4551: }
 4552: 
 4553: function makesmppage() {
 4554:    var title=prompt('$lt{"p_msp"}');
 4555:    if (title) {
 4556:     this.document.forms.newsmppg.importdetail.value=
 4557: 	escape(title)+'=/adm/$udom/$uname/$now/smppg';
 4558:     this.document.forms.newsmppg.submit();
 4559:    }
 4560: }
 4561: 
 4562: function makesmpproblem() {
 4563:    var title=prompt('$lt{"p_msb"}');
 4564:    if (title) {
 4565:     this.document.forms.newsmpproblem.importdetail.value=
 4566: 	escape(title)+'=/res/lib/templates/simpleproblem.problem';
 4567:     this.document.forms.newsmpproblem.submit();
 4568:    }
 4569: }
 4570: 
 4571: function makedropbox() {
 4572:    var title=prompt('$lt{"p_mdb"}');
 4573:    if (title) {
 4574:     this.document.forms.newdropbox.importdetail.value=
 4575:         escape(title)+'=/res/lib/templates/DropBox.problem';
 4576:     this.document.forms.newdropbox.submit();
 4577:    }
 4578: }
 4579: 
 4580: function makebulboard() {
 4581:    var title=prompt('$lt{"p_mbb"}');
 4582:    if (title) {
 4583:     this.document.forms.newbul.importdetail.value=
 4584: 	escape(title)+'=/adm/$udom/$uname/$now/bulletinboard';
 4585:     this.document.forms.newbul.submit();
 4586:    }
 4587: }
 4588: 
 4589: function makeabout() {
 4590:    var user=prompt("$lt{'p_mab'}");
 4591:    if (user) {
 4592:        var comp=new Array();
 4593:        comp=user.split(':');
 4594:        if ((typeof(comp[0])!=undefined) && (typeof(comp[1])!=undefined)) {
 4595: 	   if ((comp[0]) && (comp[1])) {
 4596: 	       this.document.forms.newaboutsomeone.importdetail.value=
 4597: 		   '$lt{"p_mab2"}'+escape(user)+'=/adm/'+comp[1]+'/'+comp[0]+'/aboutme';
 4598:        this.document.forms.newaboutsomeone.submit();
 4599:    } else {
 4600:        alert("$lt{'p_mab_alrt1'}");
 4601:    }
 4602: } else {
 4603:    alert("$lt{'p_mab_alrt2'}");
 4604: }
 4605: }
 4606: }
 4607: 
 4608: function toggleUpload(caller) {
 4609:     var blocks = Array($fieldsets);
 4610:     for (var i=0; i<blocks.length; i++) {
 4611:         var disp = 'none';
 4612:         if (caller == blocks[i]) {
 4613:             var curr = document.getElementById('upload'+caller+'form').style.display;
 4614:             if (curr == 'none') {
 4615:                 disp='block';
 4616:             }
 4617:         }
 4618:         document.getElementById('upload'+blocks[i]+'form').style.display=disp;
 4619:     }
 4620:     resize_scrollbox('contentscroll','1','1');
 4621:     return;
 4622: }
 4623: 
 4624: function toggleMap() {
 4625:     var disp = 'none';
 4626:     var curr = document.getElementById('importmapform').style.display;
 4627:     if (curr == 'none') {
 4628:         disp='block';
 4629:     }
 4630:     document.getElementById('importmapform').style.display=disp;
 4631:     resize_scrollbox('contentscroll','1','1');
 4632:     return;
 4633: }
 4634: 
 4635: 
 4636: function extUrlPreview(caller) {
 4637:     if (document.getElementById(caller)) {
 4638:         var url = document.getElementById(caller).value;
 4639:         var regexp = $urlregexp;
 4640:         if (regexp.test(url)) {
 4641:             openMyModal(url,500,400,'yes');
 4642:         } else {
 4643:             alert("$lt{'invurl'}");
 4644:         }
 4645:     }
 4646: }
 4647: 
 4648: function makeims(imsform) {
 4649:     if ((imsform.uploaddoc.value == '')  || (!imsform.uploaddoc.value)) {
 4650:         alert("$lt{'imsfile'}");
 4651:         return;
 4652:     }
 4653:     if (imsform.source.selectedIndex == 0) {
 4654:         alert("$lt{'imscms'}");
 4655:         return;
 4656:     }
 4657:     newWindow = window.open('', 'IMSimport',"HEIGHT=700,WIDTH=750,scrollbars=yes");
 4658:     imsform.submit();
 4659: }
 4660: 
 4661: function setExternal(extform,residx) {
 4662:     var title=extform.exttitle.value;
 4663:     if (!String.trim) {
 4664:         String.prototype.trim = function() {return this.replace(\/^\\s+|\\s+$\/g, "");};    }
 4665:     var url=extform.exturl.value;
 4666:     var regexp = $urlregexp;
 4667:     if (title == null || title.trim()=="") {
 4668:         alert("$lt{'titbl'}");
 4669:         extform.exttitle.focus();
 4670:         return;
 4671:     }
 4672:     if (regexp.test(url)) {
 4673:         url = escape(url);
 4674:         if (residx > 0) {
 4675:             eval("extform.importdetail.value=title+'='+url+'='+residx;extform.submit();");
 4676:         } else {
 4677:             eval("extform.importdetail.value=title+'='+url;extform.submit();");
 4678:         }
 4679:     } else {
 4680:         alert("$lt{'invurl'}");
 4681:         extform.exturl.focus();
 4682:         return;
 4683:     }
 4684: }
 4685: 
 4686: function changename(folderpath,index,oldtitle,container,pagesymb) {
 4687: var title=prompt('$lt{"p_chn"}',oldtitle);
 4688: if (title) {
 4689: this.document.forms.renameform.markcopy.value=-1;
 4690: this.document.forms.renameform.title.value=title;
 4691: this.document.forms.renameform.cmd.value='rename_'+index;
 4692: if (container == 'sequence') {
 4693:     this.document.forms.renameform.folderpath.value=folderpath;
 4694: }
 4695: if (container == 'page') {
 4696:     this.document.forms.renameform.pagepath.value=folderpath;
 4697:     this.document.forms.renameform.pagesymb.value=pagesymb;
 4698: }
 4699: this.document.forms.renameform.submit();
 4700: }
 4701: }
 4702: 
 4703: function removeres(folderpath,index,oldtitle,container,pagesymb,skip_confirm) {
 4704: if (skip_confirm || confirm('$lt{"p_rmr1"}\\n\\n$lt{"p_rmr2a"} "'+oldtitle+'" $lt{"p_rmr2b"}')) {
 4705: this.document.forms.renameform.markcopy.value=-1;
 4706: this.document.forms.renameform.cmd.value='del_'+index;
 4707: if (container == 'sequence') {
 4708:     this.document.forms.renameform.folderpath.value=folderpath;
 4709: }
 4710: if (container == 'page') {
 4711:     this.document.forms.renameform.pagepath.value=folderpath;
 4712:     this.document.forms.renameform.pagesymb.value=pagesymb;
 4713: }
 4714: this.document.forms.renameform.submit();
 4715: }
 4716: }
 4717: 
 4718: function cutres(folderpath,index,oldtitle,container,pagesymb,folder,skip_confirm) {
 4719: if (skip_confirm || confirm('$lt{"p_ctr1a"}\\n$lt{"p_ctr1b"}\\n\\n$lt{"p_ctr2a"} "'+oldtitle+'" $lt{"p_ctr2b"}')) {
 4720: this.document.forms.renameform.cmd.value='cut_'+index;
 4721: this.document.forms.renameform.markcopy.value=index;
 4722: this.document.forms.renameform.copyfolder.value=folder+'.'+container;
 4723: if (container == 'sequence') {
 4724:     this.document.forms.renameform.folderpath.value=folderpath;
 4725: }
 4726: if (container == 'page') {
 4727:     this.document.forms.renameform.pagepath.value=folderpath;
 4728:     this.document.forms.renameform.pagesymb.value=pagesymb;
 4729: }
 4730: this.document.forms.renameform.submit();
 4731: }
 4732: }
 4733: 
 4734: function markcopy(folderpath,index,oldtitle,container,pagesymb,folder) {
 4735: this.document.forms.renameform.markcopy.value=index;
 4736: this.document.forms.renameform.copyfolder.value=folder+'.'+container;
 4737: if (container == 'sequence') {
 4738: this.document.forms.renameform.folderpath.value=folderpath;
 4739: }
 4740: if (container == 'page') {
 4741: this.document.forms.renameform.pagepath.value=folderpath;
 4742: this.document.forms.renameform.pagesymb.value=pagesymb;
 4743: }
 4744: this.document.forms.renameform.submit();
 4745: }
 4746: 
 4747: function updatePick(targetform,index,caller) {
 4748:     var pickitem = document.getElementById('rpick_'+index);
 4749:     var picknumitem = document.getElementById('rpicknum_'+index);
 4750:     if (pickitem.checked) {
 4751:         var picknum=prompt('$lt{"rpck"}',picknumitem.value);
 4752:         if (picknum == '' || picknum == null) {
 4753:             if (caller == 'check') {
 4754:                 pickitem.checked=false;
 4755:                 return;
 4756:             }
 4757:         } else {
 4758:             picknum.toString();
 4759:             var regexdigit=/^\\d+\$/;
 4760:             if (regexdigit.test(picknum)) {
 4761:                 picknumitem.value = picknum;
 4762:                 targetform.changeparms.value='randompick';
 4763:                 targetform.submit();
 4764:             } else {
 4765:                 if (caller == 'check') {
 4766:                     pickitem.checked=false;
 4767:                 }
 4768:                 return;
 4769:             }
 4770:         }
 4771:     } else {
 4772:         picknumitem.value = 0;
 4773:         targetform.changeparms.value='randompick';
 4774:         targetform.submit();
 4775:     }
 4776: }
 4777: 
 4778: function unselectInactive(nav) {
 4779: currentNav = document.getElementById(nav);
 4780: currentLis = currentNav.getElementsByTagName('LI');
 4781: for (i = 0; i < currentLis.length; i++) {
 4782:         if (currentLis[i].className == 'goback') {
 4783:             currentLis[i].className = 'goback';
 4784:         } else {
 4785: 	    if (currentLis[i].className == 'right active' || currentLis[i].className == 'right') {
 4786: 		currentLis[i].className = 'right';
 4787: 	    } else {
 4788: 		currentLis[i].className = 'i';
 4789: 	    }
 4790:         }
 4791: }
 4792: }
 4793: 
 4794: function hideAll(current, nav, data) {
 4795: unselectInactive(nav);
 4796: if(current.className == 'right'){
 4797: 	current.className = 'right active'
 4798: 	}else{
 4799: 	current.className = 'active';
 4800: }
 4801: currentData = document.getElementById(data);
 4802: currentDivs = currentData.getElementsByTagName('DIV');
 4803: for (i = 0; i < currentDivs.length; i++) {
 4804: 	if(currentDivs[i].className == 'LC_ContentBox'){
 4805: 		currentDivs[i].style.display = 'none';
 4806: 	}
 4807: }
 4808: }
 4809: 
 4810: function openTabs(pageId) {
 4811: 	tabnav = document.getElementById(pageId).getElementsByTagName('UL');	
 4812: 	if(tabnav.length > 2 ){
 4813: 		currentNav = document.getElementById(tabnav[1].id);
 4814: 		currentLis = currentNav.getElementsByTagName('LI');
 4815: 		for(i = 0; i< currentLis.length; i++){
 4816: 			if(currentLis[i].className == 'active') {
 4817: 				funcString = currentLis[i].onclick.toString();
 4818: 				tab = funcString.split('"');
 4819:                                 if(tab.length < 2) {
 4820:                                    tab = funcString.split("'");
 4821:                                 }
 4822: 				currentData = document.getElementById(tab[1]);
 4823:         			currentData.style.display = 'block';
 4824: 			}	
 4825: 		}
 4826: 	}
 4827: }
 4828: 
 4829: function showPage(current, pageId, nav, data) {
 4830: 	hideAll(current, nav, data);
 4831: 	openTabs(pageId);
 4832: 	unselectInactive(nav);
 4833: 	current.className = 'active';
 4834: 	currentData = document.getElementById(pageId);
 4835: 	currentData.style.display = 'block';
 4836:         activeTab = pageId;
 4837:         toggleUpload();
 4838:         toggleMap();
 4839:         if (nav == 'mainnav') {
 4840:             var storedpath = "$docs_folderpath";
 4841:             if (storedpath == '') {
 4842:                 storedpath = "$docs_pagepath";
 4843:             }
 4844:             var storedpage = "$main_container_page";
 4845:             var reg = new RegExp("^supplemental");
 4846:             if (pageId == 'mainCourseDocuments') {
 4847:                 if (storedpage == 1) {
 4848:                     document.simpleedit.folderpath.value = '';
 4849:                     document.uploaddocument.folderpath.value = '';
 4850:                 } else {
 4851:                     if (reg.test(storedpath)) {
 4852:                         document.simpleedit.folderpath.value = '$toplevelmain';
 4853:                         document.uploaddocument.folderpath.value = '$toplevelmain';
 4854:                         document.newext.folderpath.value = '$toplevelmain';
 4855:                     } else {
 4856:                         document.simpleedit.folderpath.value = storedpath;
 4857:                         document.uploaddocument.folderpath.value = storedpath;
 4858:                         document.newext.folderpath.value = storedpath;
 4859:                     }
 4860:                 }
 4861:             } else {
 4862:                 if (reg.test(storedpath)) {
 4863:                     document.simpleedit.folderpath.value = storedpath;
 4864:                     document.supuploaddocument.folderpath.value = storedpath;
 4865:                     document.supnewext.folderpath.value = storedpath;
 4866:                 } else {
 4867:                     document.simpleedit.folderpath.value = '$toplevelsupp';
 4868:                     document.supuploaddocument.folderpath.value = '$toplevelsupp';
 4869:                     document.supnewext.folderpath.value = '$toplevelsupp';
 4870:                 }
 4871:             }
 4872:         }
 4873:         resize_scrollbox('contentscroll','1','0');
 4874: 	return false;
 4875: }
 4876: 
 4877: function toContents(jumpto) {
 4878:     var newurl = '$backtourl';
 4879:     if (jumpto != '') {
 4880:         newurl = newurl+'?postdata='+jumpto;
 4881: ;
 4882:     }
 4883:     location.href=newurl;
 4884: }
 4885: 
 4886: ENDNEWSCRIPT
 4887: }
 4888: 
 4889: sub history_tab_js {
 4890:     return <<"ENDHIST";
 4891: function toggleHistoryDisp(choice) {
 4892:     document.docslogform.docslog.value = choice;
 4893:     document.docslogform.submit();
 4894:     return;
 4895: }
 4896: 
 4897: ENDHIST
 4898: }
 4899: 
 4900: sub inject_data_js {
 4901:     return <<ENDINJECT;
 4902: 
 4903: function injectData(current, hiddenField, name, value) {
 4904:         currentElement = document.getElementById(hiddenField);
 4905:         currentElement.name = name;
 4906:         currentElement.value = value;
 4907:         current.submit();
 4908: }
 4909: 
 4910: ENDINJECT
 4911: }
 4912: 
 4913: sub dump_switchserver_js {
 4914:     my @hosts = @_;
 4915:     my %lt = &Apache::lonlocal::texthash(
 4916:         dump => 'Dumping to Authoring Space requires switching server.',
 4917:         swit => 'Switch server?',
 4918:         duco => 'Dump content to Authoring Space',
 4919:         yone => 'You need to switch to a server housing an Authoring Space for which you are author or co-author.',
 4920:         chos => 'Choose server',
 4921:     );
 4922:     my $role = $env{'request.role'};
 4923:     my $js = <<"ENDSWJS";
 4924: <script type="text/javascript">
 4925: function write_switchserver() {
 4926:     var server;
 4927:     if (document.setserver.posshosts.length > 0) {
 4928:         for (var i=0; i<document.setserver.posshosts.length; i++) {
 4929:             if (document.setserver.posshosts[i].checked) {
 4930:                 server = document.setserver.posshosts[i].value;
 4931:             }
 4932:        }
 4933:        opener.document.location.href="/adm/switchserver?otherserver="+server+"&role=$role&origurl=/adm/coursedocs";
 4934:     }
 4935:     window.close();
 4936: }
 4937: </script>
 4938: 
 4939: ENDSWJS
 4940: 
 4941:     my $startpage = &Apache::loncommon::start_page('Choose server',$js,
 4942:                                                    {'only_body' => 1,
 4943:                                                     'js_ready'  => 1,});
 4944:     my $endpage = &Apache::loncommon::end_page({'js_ready'  => 1});
 4945: 
 4946:     my $hostpicker;
 4947:     my $count = 0;
 4948:     foreach my $host (sort(@hosts)) {
 4949:         my $checked;
 4950:         if ($count == 0) {
 4951:             $checked = ' checked="checked"';
 4952:         }
 4953:         $hostpicker .= '<label><input type="radio" name="posshosts" value="'.
 4954:                        $host.'"'.$checked.' />'.$host.'</label>&nbsp;&nbsp;';
 4955:         $count++;
 4956:     }
 4957:     
 4958:     return <<"ENDSWITCHJS";
 4959: 
 4960: function dump_needs_switchserver(url) {
 4961:     if (url!='' && url!= null) {
 4962:         if (confirm("$lt{'dump'}\\n$lt{'swit'}")) {
 4963:             go(url);
 4964:         }
 4965:     }
 4966:     return;
 4967: }
 4968: 
 4969: function choose_switchserver_window() {
 4970:     newWindow = window.open('','ChooseServer','height=400,width=500,scrollbars=yes')
 4971:     newWindow.document.open();
 4972:     newWindow.document.writeln('$startpage');
 4973:     newWindow.document.write('<h3>$lt{'duco'}<\\/h3>\\n'+
 4974:        '<p>$lt{'yone'}<\\/p>\\n'+
 4975:        '<div class="LC_left_float"><fieldset><legend>$lt{'chos'}<\\/legend>\\n'+
 4976:        '<form name="setserver" method="post" action="" \\/>\\n'+
 4977:        '$hostpicker\\n'+
 4978:        '<br \\/><br \\/>\\n'+
 4979:        '<input type="button" name="makeswitch" value="$lt{'swit'}" '+
 4980:        'onclick="write_switchserver();" \\/>\\n'+
 4981:        '<\\/form><\\/fieldset><\\/div><br clear="all" \\/>\\n');
 4982:     newWindow.document.writeln('$endpage');
 4983:     newWindow.document.close();
 4984:     newWindow.focus();
 4985: }
 4986: 
 4987: ENDSWITCHJS
 4988: }
 4989: 
 4990: sub makedocslogform {
 4991:     my ($formelems,$docslog) = @_;
 4992:     return <<"LOGSFORM";
 4993:  <form action="/adm/coursedocs" method="post" name="docslogform">
 4994:    <input type="hidden" name="docslog" value="$docslog" />
 4995:    $formelems
 4996:  </form>
 4997: LOGSFORM
 4998: }
 4999: 
 5000: sub makesimpleeditform {
 5001:     my ($formelems) = @_;
 5002:     return <<"SIMPFORM";
 5003:  <form name="simpleedit" method="post" action="/adm/coursedocs">
 5004:    <input type="hidden" name="importdetail" value="" />
 5005:    $formelems
 5006:  </form>
 5007: SIMPFORM
 5008: }
 5009: 
 5010: 1;
 5011: __END__
 5012: 
 5013: 
 5014: =head1 NAME
 5015: 
 5016: Apache::londocs.pm
 5017: 
 5018: =head1 SYNOPSIS
 5019: 
 5020: This is part of the LearningOnline Network with CAPA project
 5021: described at http://www.lon-capa.org.
 5022: 
 5023: =head1 SUBROUTINES
 5024: 
 5025: =over
 5026: 
 5027: =item %help=()
 5028: 
 5029: Available help topics
 5030: 
 5031: =item mapread()
 5032: 
 5033: Mapread read maps into LONCAPA::map:: global arrays
 5034: @order and @resources, determines status
 5035: sets @order - pointer to resources in right order
 5036: sets @resources - array with the resources with correct idx
 5037: 
 5038: =item authorhosts()
 5039: 
 5040: Return hash with valid author names
 5041: 
 5042: =item clean()
 5043: 
 5044: =item dumpcourse()
 5045: 
 5046:     Actually dump course
 5047: 
 5048: =item group_import()
 5049: 
 5050:     Imports the given (name, url) resources into the course
 5051:     coursenum, coursedom, and folder must precede the list
 5052: 
 5053: =item breadcrumbs()
 5054: 
 5055: =item log_docs()
 5056: 
 5057: =item docs_change_log()
 5058: 
 5059: =item update_paste_buffer()
 5060: 
 5061: =item print_paste_buffer()
 5062: 
 5063: =item do_paste_from_buffer()
 5064: 
 5065: =item get_newmap_url()
 5066: 
 5067: =item dbcopy()
 5068: 
 5069: =item uniqueness_check()
 5070: 
 5071: =item contained_map_check()
 5072: 
 5073: =item reinit_role()
 5074: 
 5075: =item url_paste_fixups()
 5076: 
 5077: =item apply_fixups()
 5078: 
 5079: =item copy_dependencies()
 5080: 
 5081: =item update_parameter()
 5082: 
 5083: =item handle_edit_cmd()
 5084: 
 5085: =item editor()
 5086: 
 5087: =item process_file_upload()
 5088: 
 5089: =item process_secondary_uploads()
 5090: 
 5091: =item is_supplemental_title()
 5092: 
 5093: =item entryline()
 5094: 
 5095: =item tiehash()
 5096: 
 5097: =item untiehash()
 5098: 
 5099: =item checkonthis()
 5100: 
 5101: check on this
 5102: 
 5103: =item verifycontent()
 5104: 
 5105: Verify Content
 5106: 
 5107: =item devalidateversioncache() & checkversions()
 5108: 
 5109: Check Versions
 5110: 
 5111: =item mark_hash_old()
 5112: 
 5113: =item is_hash_old()
 5114: 
 5115: =item changewarning()
 5116: 
 5117: =item init_breadcrumbs()
 5118: 
 5119: Breadcrumbs for special functions
 5120: 
 5121: =item create_list_elements()
 5122: 
 5123: =item create_form_ul()
 5124: 
 5125: =item startContentScreen() 
 5126: 
 5127: =item endContentScreen()
 5128: 
 5129: =item supplemental_base()
 5130: 
 5131: =item embedded_form_elems()
 5132: 
 5133: =item embedded_destination()
 5134: 
 5135: =item return_to_editor()
 5136: 
 5137: =item decompression_info()
 5138: 
 5139: =item decompression_phase_one()
 5140: 
 5141: =item decompression_phase_two()
 5142: 
 5143: =item remove_archive()
 5144: 
 5145: =item generate_admin_menu()
 5146: 
 5147: =item generate_edit_table()
 5148: 
 5149: =item editing_js()
 5150: 
 5151: =item history_tab_js()
 5152: 
 5153: =item inject_data_js()
 5154: 
 5155: =item dump_switchserver_js()
 5156: 
 5157: =item resize_scrollbox_js()
 5158: 
 5159: =item makedocslogform()
 5160: 
 5161: =item makesimpleeditform()
 5162: 
 5163: =back
 5164: 
 5165: =cut

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