Diff for /loncom/interface/londocs.pm between versions 1.141 and 1.327

version 1.141, 2004/09/09 18:56:01 version 1.327, 2009/01/28 12:56:08
Line 1 Line 1
 # The LearningOnline Network  # The LearningOnline Network
 # Documents  # Documents
 #  #
 # $Id$  # $Id$
 #  #
 # Copyright Michigan State University Board of Trustees  # Copyright Michigan State University Board of Trustees
 #  #
 # This file is part of the LearningOnline Network with CAPA (LON-CAPA).  # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
 #  #
 # LON-CAPA is free software; you can redistribute it and/or modify  # LON-CAPA is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by  # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 2 of the License, or  # the Free Software Foundation; either version 2 of the License, or
 # (at your option) any later version.  # (at your option) any later version.
 #  #
 # LON-CAPA is distributed in the hope that it will be useful,  # LON-CAPA is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of  # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.  # GNU General Public License for more details.
 #  #
 # You should have received a copy of the GNU General Public License  # You should have received a copy of the GNU General Public License
 # along with LON-CAPA; if not, write to the Free Software  # along with LON-CAPA; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 #  #
 # /home/httpd/html/adm/gpl.txt  # /home/httpd/html/adm/gpl.txt
 #  #
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
   
 package Apache::londocs;  
   
 use strict;  package Apache::londocs;
 use Apache::Constants qw(:common :http);  
 use Apache::lonnet;  use strict;
 use Apache::loncommon;  use Apache::Constants qw(:common :http);
 use Apache::lonratedt;  use Apache::imsexport;
 use Apache::lonratsrv;  use Apache::lonnet;
 use Apache::lonxml;  use Apache::loncommon;
 use Apache::loncreatecourse;  use LONCAPA::map();
 use Apache::lonnavmaps;  use Apache::lonratedt();
 use HTML::Entities;  use Apache::lonxml;
 use GDBM_File;  use Apache::lonclonecourse;
 use Apache::lonlocal;  use Apache::lonnavmaps;
   use HTML::Entities;
 my $iconpath;  use GDBM_File;
   use Apache::lonlocal;
 my %hash;  use Cwd;
   use LONCAPA qw(:DEFAULT :match);
 my $hashtied;  
 my %alreadyseen=();  my $iconpath;
   
 my $hadchanges;  my %hash;
   
 # Available help topics  my $hashtied;
   my %alreadyseen=();
 my %help=();  
   my $hadchanges;
 # Mapread read maps into lonratedt::global arrays   
 # @order and @resources, determines status  
 # sets @order - pointer to resources in right order  my %help=();
 # sets @resources - array with the resources with correct idx  
 #  
   sub mapread {
 sub mapread {      my ($coursenum,$coursedom,$map)=@_;
     my ($coursenum,$coursedom,$map)=@_;      return
     return        &LONCAPA::map::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
       &Apache::lonratedt::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.       $map);
                                 $map);  }
 }  
   sub storemap {
 sub storemap {      my ($coursenum,$coursedom,$map)=@_;
     my ($coursenum,$coursedom,$map)=@_;      my ($outtext,$errtext)=
     my ($outtext,$errtext)=        &LONCAPA::map::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
       &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.        $map,1);
                                 $map,1);      if ($errtext) { return ($errtext,2); }
     if ($errtext) { return ($errtext,2); }     
           $hadchanges=1;
     $hadchanges=1;      return ($errtext,0);
     return ($errtext,0);  }
 }  
   
 # ----------------------------------------- Return hash with valid author names  
   sub authorhosts {
 sub authorhosts {      my %outhash=();
     my %outhash=();      my $home=0;
     my $home=0;      my $other=0;
     my $other=0;      foreach my $key (keys(%env)) {
     foreach (keys %ENV) {   if ($key=~/^user\.role\.(au|ca)\.(.+)$/) {
  if ($_=~/^user\.role\.(au|ca)\.(.+)$/) {      my $role=$1;
     my $role=$1;      my $realm=$2;
     my $realm=$2;      my ($start,$end)=split(/\./,$env{$key});
     my ($start,$end)=split(/\./,$ENV{$_});      if (($start) && ($start>time)) { next; }
     if (($start) && ($start>time)) { next; }      if (($end) && (time>$end)) { next; }
     if (($end) && (time>$end)) { next; }      my ($ca,$cd);
     my $ca; my $cd;      if ($1 eq 'au') {
     if ($1 eq 'au') {   $ca=$env{'user.name'};
  $ca=$ENV{'user.name'};   $cd=$env{'user.domain'};
  $cd=$ENV{'user.domain'};      } else {
     } else {   ($cd,$ca)=($realm=~/^\/($match_domain)\/($match_username)$/);
  ($cd,$ca)=($realm=~/^\/(\w+)\/(\w+)$/);      }
     }      my $allowed=0;
     my $allowed=0;      my $myhome=&Apache::lonnet::homeserver($ca,$cd);
     my $myhome=&Apache::lonnet::homeserver($ca,$cd);      my @ids=&Apache::lonnet::current_machine_ids();
     my @ids=&Apache::lonnet::current_machine_ids();      foreach my $id (@ids) { if ($id eq $myhome) { $allowed=1; } }
     foreach my $id (@ids) { if ($id eq $myhome) { $allowed=1; } }      if ($allowed) {
     if ($allowed) {   $home++;
  $home++;   $outhash{'home_'.$ca.'@'.$cd}=1;
  $outhash{'home_'.$ca.'@'.$cd}=1;      } else {
     } else {   $outhash{'otherhome_'.$ca.'@'.$cd}=$myhome;
  $outhash{'otherhome_'.$ca.'@'.$cd}=$myhome;   $other++;
  $other++;      }
     }   }
  }      }
     }      return ($home,$other,%outhash);
     return ($home,$other,%outhash);  }
 }  
 # ------------------------------------------------------ Generate "dump" button  
   sub dumpbutton {
 sub dumpbutton {      my ($home,$other,%outhash)=&authorhosts();
     my ($home,$other,%outhash)=&authorhosts();      my $type = &Apache::loncommon::course_type();
     if ($home+$other==0) { return ''; }      if ($home+$other==0) { return ''; }
     my $output='</td><td bgcolor="#DDDDCC">';      if ($home) {
     if ($home) {   return '<input type="submit" name="dumpcourse" value="'.
  return '</td><td bgcolor="#DDDDCC">'.      &mt('Dump '.$type.' DOCS to Construction Space').'" />'.
     '<input type="submit" name="dumpcourse" value="'.      &Apache::loncommon::help_open_topic('Docs_Dump_Course_Docs');
     &mt('Dump Course DOCS to Construction Space').'" />'.      } else {
     &Apache::loncommon::help_open_topic('Docs_Dump_Course_Docs');   return '<div>'.
     } else {       &mt('Dump '.$type.
  return'</td><td bgcolor="#DDDDCC">'.   ' DOCS to Construction Space: available on other servers').
      &mt('Dump Course DOCS to Construction Space: available on other servers');   '</div>';
     }      }
 }  }
   
 # -------------------------------------------------------- Actually dump course  sub clean {
       my ($title)=@_;
 sub dumpcourse {      $title=~s/[^\w\/\!\$\%\^\*\-\_\=\+\;\:\,\\\|\`\~]+/\_/gs;
     my $r=shift;      return $title;
     $r->print('<html><head><title>Dump DOCS</title></head>'.  }
         &Apache::loncommon::bodytag('Dump Course DOCS to Construction Space').  
       '<form name="dumpdoc" method="post">');  
     my ($home,$other,%outhash)=&authorhosts();  
     unless ($home) { return ''; }  sub dumpcourse {
     my $origcrsid=$ENV{'request.course.id'};      my ($r) = @_;
     my %origcrsdata=&Apache::lonnet::coursedescription($origcrsid);      my $type = &Apache::loncommon::course_type();
     if (($ENV{'form.authorspace'}) && ($ENV{'form.authorfolder'}=~/\w/)) {      $r->print(&Apache::loncommon::start_page('Dump '.$type.' DOCS to Construction Space').
 # Do the dumping        '<form name="dumpdoc" method="post">');
  unless ($outhash{'home_'.$ENV{'form.authorspace'}}) { return ''; }      $r->print(&Apache::lonhtmlcommon::breadcrumbs('Dump '.$type.' DOCS to Construction Space'));
  my ($ca,$cd)=split(/\@/,$ENV{'form.authorspace'});      my ($home,$other,%outhash)=&authorhosts();
  $r->print('<h3>'.&mt('Copying Files').'</h3>');      unless ($home) { return ''; }
  my $title=$ENV{'form.authorfolder'};      my $origcrsid=$env{'request.course.id'};
  $title=~s/[^\w\/]+/\_/g;      my %origcrsdata=&Apache::lonnet::coursedescription($origcrsid);
  my %replacehash=();      if (($env{'form.authorspace'}) && ($env{'form.authorfolder'}=~/\w/)) {
  foreach (keys %ENV) {  # Do the dumping
     if ($_=~/^form\.namefor\_(.+)/) {   unless ($outhash{'home_'.$env{'form.authorspace'}}) { return ''; }
  $replacehash{$1}=$ENV{$_};   my ($ca,$cd)=split(/\@/,$env{'form.authorspace'});
     }   $r->print('<h3>'.&mt('Copying Files').'</h3>');
  }   my $title=$env{'form.authorfolder'};
  my $crs='/uploaded/'.$ENV{'request.course.id'}.'/';   $title=&clean($title);
  $crs=~s/\_/\//g;   my %replacehash=();
  foreach (keys %replacehash) {   foreach my $key (keys(%env)) {
     my $newfilename=$title.'/'.$replacehash{$_};      if ($key=~/^form\.namefor\_(.+)/) {
     $newfilename=~s/[^\w\/\.\/]+/\_/g;   $replacehash{$1}=$env{$key};
     my @dirs=split(/\//,$newfilename);      }
     my $path='/home/'.$ca.'/public_html';   }
     my $makepath=$path;   my $crs='/uploaded/'.$env{'request.course.id'}.'/';
     my $fail=0;   $crs=~s/\_/\//g;
     for (my $i=0;$i<$#dirs;$i++) {   foreach my $item (keys(%replacehash)) {
  $makepath.='/'.$dirs[$i];      my $newfilename=$title.'/'.$replacehash{$item};
  unless (-e $makepath) {       $newfilename=~s/\.(\w+)$//;
     unless(mkdir($makepath,0777)) { $fail=1; }       my $ext=$1;
  }      $newfilename=&clean($newfilename);
     }      $newfilename.='.'.$ext;
     $r->print('<br /><tt>'.$_.'</tt> => <tt>'.$newfilename.'</tt>: ');      my @dirs=split(/\//,$newfilename);
     if (my $fh=Apache::File->new('>'.$path.'/'.$newfilename)) {      my $path='/home/'.$ca.'/public_html';
  if ($_=~/\.(sequence|page|html|htm|xml|xhtml)$/) {      my $makepath=$path;
     print $fh &Apache::loncreatecourse::rewritefile(      my $fail=0;
          &Apache::loncreatecourse::readfile($ENV{'request.course.id'},$_),      for (my $i=0;$i<$#dirs;$i++) {
      (%replacehash,$crs => '')   $makepath.='/'.$dirs[$i];
     );   unless (-e $makepath) {
  } else {      unless(mkdir($makepath,0777)) { $fail=1; }
     print $fh   }
          &Apache::loncreatecourse::readfile($ENV{'request.course.id'},$_);      }
        }      $r->print('<br /><tt>'.$item.'</tt> => <tt>'.$newfilename.'</tt>: ');
  $fh->close();      if (my $fh=Apache::File->new('>'.$path.'/'.$newfilename)) {
     } else {   if ($item=~/\.(sequence|page|html|htm|xml|xhtml)$/) {
  $fail=1;      print $fh &Apache::lonclonecourse::rewritefile(
     }           &Apache::lonclonecourse::readfile($env{'request.course.id'},$item),
     if ($fail) {       (%replacehash,$crs => '')
  $r->print('<font color="red">fail</font>');      );
     } else {   } else {
  $r->print('<font color="green">ok</font>');      print $fh
     }           &Apache::lonclonecourse::readfile($env{'request.course.id'},$item);
  }         }
     } else {   $fh->close();
 # Input form      } else {
  unless ($home==1) {   $fail=1;
     $r->print(      }
       '<h3>'.&mt('Select the Construction Space').'</h3><select name="authorspace">');      if ($fail) {
  }   $r->print('<span class="LC_error">'.&mt('fail').'</span>');
  foreach (sort keys %outhash) {      } else {
     if ($_=~/^home_(.+)$/) {   $r->print('<span class="LC_success">'.&mt('ok').'</span>');
  if ($home==1) {      }
     $r->print(   }
   '<input type="hidden" name="authorspace" value="'.$1.'" />');      } else {
  } else {  # Input form
     $r->print('<option value="'.$1.'">'.$1.' - '.   unless ($home==1) {
       &Apache::loncommon::plainname(split(/\@/,$1)).'</option>');      $r->print(
  }        '<h3>'.&mt('Select the Construction Space').'</h3><select name="authorspace">');
     }   }
  }   foreach my $key (sort(keys(%outhash))) {
  unless ($home==1) {      if ($key=~/^home_(.+)$/) {
     $r->print('</select>');   if ($home==1) {
  }      $r->print(
  my $title=$origcrsdata{'description'};    '<input type="hidden" name="authorspace" value="'.$1.'" />');
  $title=~s/\s+/\_/gs;   } else {
  $title=~s/\W//gs;      $r->print('<option value="'.$1.'">'.$1.' - '.
  $r->print('<h3>'.&mt('Folder in Construction Space').'</h3><input type="text" size="50" name="authorfolder" value="'.$title.'" /><br />');        &Apache::loncommon::plainname(split(/\@/,$1)).'</option>');
  &tiehash();   }
  $r->print('<h3>'.&mt('Filenames in Construction Space').'</h3><table border="2"><tr><th>'.&mt('Internal Filename').'</th><th>'.&mt('Title').'</th><th>'.&mt('Save as ...').'</th></tr>');      }
  foreach (&Apache::loncreatecourse::crsdirlist($origcrsid,'userfiles')) {   }
     $r->print('<tr><td>'.$_.'</td>');   unless ($home==1) {
     my ($ext)=($_=~/\.(\w+)$/);      $r->print('</select>');
     my $title=$hash{'title_'.$hash{   }
  'ids_/uploaded/'.$origcrsdata{'domain'}.'/'.$origcrsdata{'num'}.'/'.$_}};   my $title=$origcrsdata{'description'};
     $r->print('<td>'.($title?$title:'&nbsp;').'</td>');   $title=~s/[\/\s]+/\_/gs;
     unless ($title) {   $title=&clean($title);
  $title=$_;   $r->print('<h3>'.&mt('Folder in Construction Space').'</h3>'
     }                   .'<input type="text" size="50" name="authorfolder" value="'.$title.'" /><br />');
     $title=~s/\.(\w+)$//;   &tiehash();
     $title=~s/[^\w\/]+/\_/gs;   $r->print('<h3>'.&mt('Filenames in Construction Space').'</h3>'
     $title.='.'.$ext;                   .&Apache::loncommon::start_data_table()
     $r->print("\n<td><input type='text' size='60' name='namefor_".$_."' value='".$title."' /></td></tr>\n");                   .&Apache::loncommon::start_data_table_header_row()
  }                   .'<th>'.&mt('Internal Filename').'</th>'
  $r->print("</table>\n");                   .'<th>'.&mt('Title').'</th>'
  &untiehash();                   .'<th>'.&mt('Save as ...').'</th>'
  $r->print(                   .&Apache::loncommon::end_data_table_header_row());
   '<p><input type="submit" name="dumpcourse" value="'.&mt('Dump Course DOCS').'" /></p></form>');   foreach my $file (&Apache::lonclonecourse::crsdirlist($origcrsid,'userfiles')) {
     }      $r->print(&Apache::loncommon::start_data_table_row()
 }                       .'<td>'.$file.'</td>');
       my ($ext)=($file=~/\.(\w+)$/);
 # ------------------------------------------------------ Generate "export" button      my $title=$hash{'title_'.$hash{
    'ids_/uploaded/'.$origcrsdata{'domain'}.'/'.$origcrsdata{'num'}.'/'.$file}};
 sub exportbutton {      $r->print('<td>'.($title?$title:'&nbsp;').'</td>');
     return '</td><td bgcolor="#DDDDCC">'.      if (!$title) {
             '<input type="submit" name="exportcourse" value="'.   $title=$file;
             &mt('Export Course to IMS').'" />'.      } else {
             &Apache::loncommon::help_open_topic('Docs_Export_Course_Docs');   $title=~s|/|_|g;
 }      }
       $title=~s/\.(\w+)$//;
 sub exportcourse {      $title=&clean($title);
     my $r=shift;      $title.='.'.$ext;
     my %discussiontime = &Apache::lonnet::dump('discussiontimes',      $r->print("\n<td><input type='text' size='60' name='namefor_".$file."' value='".$title."' /></td>"
                                                $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, $ENV{'course.'.$ENV{'request.course.id'}.'.num'});                       .&Apache::loncommon::end_data_table_row());
     my $numdisc = keys %discussiontime;   }
     my $navmap = Apache::lonnavmaps::navmap->new();   $r->print(&Apache::loncommon::end_data_table());
     my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef);   &untiehash();
     my $curRes;   $r->print(
     '<p><input type="submit" name="dumpcourse" value="'.&mt("Dump $type DOCS").'" /></p></form>');
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},      }
                                             ['finishexport']);  }
     if ($ENV{'form.finishexport'}) {  
         &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},  
                                             ['archive','discussion']);  
   sub exportbutton {
         my @exportitems = ();      my $type = &Apache::loncommon::course_type();
         if (defined($ENV{'form.archive'})) {      return '<input type="submit" name="exportcourse" value="'.
             if (ref($ENV{'form.archive'}) eq 'ARRAY') {              &mt('Export '.$type.' to IMS').'" />'.
                 @exportitems = @{$ENV{'form.archive'}};      &Apache::loncommon::help_open_topic('Docs_Export_Course_Docs');
             } else {  }
                 $exportitems[0] = $ENV{'form.archive'};  
             }  
         }  
         my @discussions = ();  sub exportcourse {
         if (defined($ENV{'form.discussion'})) {      my $r=shift;
             if (ref($ENV{'form.discussion'}) eq 'ARRAY') {      my $type = &Apache::loncommon::course_type();
                 @discussions = $ENV{'form.discussion'};      my %discussiontime = &Apache::lonnet::dump('discussiontimes',
             } else {                                                 $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
                 $discussions[0] = $ENV{'form.discussion'};      my $numdisc = keys(%discussiontime);
             }      my $navmap = Apache::lonnavmaps::navmap->new();
         }      if (!defined($navmap)) {
         my $curRes;          $r->print(&Apache::loncommon::start_page('Export '.lc($type).' to IMS content package').
         my $count;                    '<h2>IMS Export Failed</h2>'.
         my %symbs;                    '<div class="LC_error">'.
         my $display;                    &mt('Unable to retrieve information about course contents').
         while ($curRes = $it->next()) {                    '</div><a href="/adm/coursedocs">'.&mt('Return to Course Editor').'</a>');
             if (ref($curRes)) {          &Apache::lonnet::logthis('IMS export failed - could not create navmap object in '.lc($type).':'.$env{'request.course.id'});
                 $count ++;          return;
                 $symbs{$count} = $curRes->symb();      }
                 if (grep/^$count$/,@exportitems) {      my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef);
                     $display.= 'Export content item '.$curRes->title()."<br />\n";      my $curRes;
                 }      my $outcome;
                 if (grep/^$count$/,@discussions) {  
                     $display.= 'Export discussion posts '.$curRes->title()."<br />\n";      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                 }                                                ['finishexport']);
             }      if ($env{'form.finishexport'}) {
         }          &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                               ['archive','discussion']);
         $r->print('<html><head><title>Export Course</title></head>'.  
             &Apache::loncommon::bodytag('Export course to IMS or SCORM content package'          my @exportitems = &Apache::loncommon::get_env_multiple('form.archive');
 ));          my @discussions = &Apache::loncommon::get_env_multiple('form.discussion');
           if (@exportitems == 0 && @discussions == 0) {
         my $exportfile;              $outcome = '<br />As you did not select any content items or discussions for export, an IMS package has not been created.  Please <a href="javascript:history.go(-1)">go back</a> to select either content items or discussions for export';
         $r->print($display);          } else {
         $r->print('</body></html>');              my $now = time;
     } else {              my %symbs;
         my $display;              my $manifestok = 0;
         $display = '<form name="exportdoc" method="post">'."\n";              my $imsresources;
         $display .= 'Choose which items you wish to export from your course.<br /><br />';              my $tempexport;
         $display .= '<table border="0" cellspacing="0" cellpadding="3">'.              my $copyresult;
                     '<tr><td><fieldset><legend>&nbsp;<b>Content items</b></legend>'.              my $ims_manifest = &create_ims_store($now,\$manifestok,\$outcome,\$tempexport);
                     '<input type="button" value="check all" '.              if ($manifestok) {
                     'onclick="javascript:checkAll(document.exportdoc.archive)" />'.                  &build_package($now,$navmap,\@exportitems,\@discussions,\$outcome,$tempexport,\$copyresult,$ims_manifest);
                     '&nbsp;&nbsp;<input type="button" value="uncheck all"'.                  close($ims_manifest);
                     ' onclick="javascript:uncheckAll(document.exportdoc.archive)" /></fieldset></td>'.  
                     '<td>&nbsp;</td><td>&nbsp;</td>'.  #Create zip file in prtspool
                     '<td align="right"><fieldset><legend>&nbsp;<b>Discussion posts'.                  my $imszipfile = '/prtspool/'.
                     '</b></legend><input type="button" value="check all"'.                  $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
                     ' onclick="javascript:checkAll(document.exportdoc.discussion)" />'.                     time.'_'.rand(1000000000).'.zip';
                     '&nbsp;&nbsp;<input type="button" value="uncheck all"'.                  my $cwd = &Cwd::getcwd();
                     ' onclick="javascript:uncheckAll(document.exportdoc.discussion)" /></fieldset></td>'.                  my $imszip = '/home/httpd/'.$imszipfile;
                     '</tr></table>';                  chdir $tempexport;
         my $curRes;                  open(OUTPUT, "zip -r $imszip *  2> /dev/null |");
         my $depth = 0;                  close(OUTPUT);
         my $count = 0;                  chdir $cwd;
         my $boards = 0;                  $outcome .= &mt('Download the zip file from <a href="[_1]">IMS '.lc($type).' archive</a><br />',$imszipfile,);
         my $startcount = 5;                  if ($copyresult) {
         my %parent = ();                      $outcome .= &mt('The following errors occurred during export - [_1]',$copyresult);
         my %children = ();                  }
         my $lastcontainer = $startcount;              } else {
         my @bgcolors = ('#F6F6F6','#FFFFFF');                  $outcome = '<br />'.&mt('Unfortunately you will not be able to retrieve an IMS archive of this posts at this time, because there was a problem creating a manifest file.').'<br />';
         $display .= '<table cellspacing="0"><tr>'.              }
             '<td><b>Export content item?<br /></b></td><td>&nbsp;</td><td align="right">'."\n";          }
         if ($numdisc > 0) {          $r->print(&Apache::loncommon::start_page('Export '.lc($type).' to IMS content package'));
             $display.='<b>Export&nbsp;discussion posts?</b>'."\n";   $r->print(&Apache::lonhtmlcommon::breadcrumbs('Export '.lc($type).' to IMS content package'));
         }          $r->print($outcome);
         $display.='&nbsp;</td></tr>';          $r->print(&Apache::loncommon::end_page());
         while ($curRes = $it->next()) {      } else {
             if (ref($curRes)) {          my $display;
                 $count ++;          $display = '<form name="exportdoc" method="post">'."\n";
             }          $display .= &mt('Choose which items you wish to export from your '.$type.'.<br /><br />');
             if ($curRes == $it->BEGIN_MAP()) {          $display .= '<table border="0" cellspacing="0" cellpadding="3">'.
                 $depth++;                      '<tr><td><fieldset><legend>&nbsp;<b>Content items</b></legend>'.
                 $parent{$depth} = $lastcontainer;                      '<input type="button" value="check all" '.
             }                      'onclick="javascript:checkAll(document.exportdoc.archive)" />'.
             if ($curRes == $it->END_MAP()) {                      '&nbsp;&nbsp;<input type="button" value="uncheck all"'.
                 $depth--;                      ' onclick="javascript:uncheckAll(document.exportdoc.archive)" /></fieldset></td>'.
                 $lastcontainer = $parent{$depth};                      '<td>&nbsp;</td><td>&nbsp;</td>'.
             }                      '<td align="right"><fieldset><legend>&nbsp;<b>Discussion posts'.
             if (ref($curRes)) {                      '</b></legend><input type="button" value="check all"'.
                 my $symb = $curRes->symb();                      ' onclick="javascript:checkAll(document.exportdoc.discussion)" />'.
                 my $color = $count%2;                      '&nbsp;&nbsp;<input type="button" value="uncheck all"'.
                 $display .='<tr bgcolor='.$bgcolors[$color].'><td>'."\n".                      ' onclick="javascript:uncheckAll(document.exportdoc.discussion)" /></fieldset></td>'.
                     '<input type="checkbox" name="archive" value="'.$count.'" ';                      '</tr></table>';
                 if (($curRes->is_sequence()) || ($curRes->is_page())) {          my $curRes;
                     my $checkitem = $count + $boards + $startcount;          my $depth = 0;
                     $display .= 'onClick="javascript:propagateCheck('."'$checkitem'".')"';          my $count = 0;
                 }          my $boards = 0;
                 $display .= ' />'."\n";          my $startcount = 5;
                 for (my $i=0; $i<$depth; $i++) {          my %parent = ();
                     $display .= '<img src="/adm/lonIcons/whitespace1.gif" width="25" height="1" alt="" border="0" /><img src="/adm/lonIcons/whitespace1.gif" width="25" height="1" alt="" border="0" />'."\n";          my %children = ();
                 }          my $lastcontainer = $startcount;
                 if ($curRes->is_sequence()) {          my @bgcolors = ('#F6F6F6','#FFFFFF');
                     $display .= '<img src="/adm/lonIcons/navmap.folder.open.gif">&nbsp;'."\n";          $display .= '<table cellspacing="0"><tr>'.
                     $lastcontainer = $count + $startcount + $boards;              '<td><b>Export content item?<br /></b></td><td>&nbsp;</td><td align="right">'."\n";
                 } elsif ($curRes->is_page()) {          if ($numdisc > 0) {
                     $display .= '<img src="/adm/lonIcons/navmap.page.open.gif">&nbsp;'."\n";              $display.='<b>Export&nbsp;discussion posts?</b>'."\n";
                     $lastcontainer = $count + $startcount + $boards;          }
                 }          $display.='&nbsp;</td></tr>';
                 my $currelem = $count+$boards+$startcount;          while ($curRes = $it->next()) {
                 $children{$parent{$depth}} .= $currelem.':';              if (ref($curRes)) {
                 $display .= '&nbsp;'.$curRes->title().'</td>';                  $count ++;
                 if ($discussiontime{$symb} > 0) {              }
                     $boards ++;              if ($curRes == $it->BEGIN_MAP()) {
                     $currelem = $count+$boards+$startcount;                  $depth++;
                     $display .= '<td>&nbsp;</td><td align="right"><input type="checkbox" name="discussion" value="'.$count.'" />&nbsp;</td>'."\n";                  $parent{$depth} = $lastcontainer;
                 } else {              }
                     $display .= '<td colspan="2">&nbsp;</td>'."\n";              if ($curRes == $it->END_MAP()) {
                 }                  $depth--;
             }                  $lastcontainer = $parent{$depth};
         }              }
         my $scripttag = qq|              if (ref($curRes)) {
 <script>                  my $symb = $curRes->symb();
                   my $ressymb = $symb;
 function checkAll(field) {                  if ($ressymb =~ m|adm/($match_domain)/($match_username)/(\d+)/bulletinboard$|) {
     for (i = 0; i < field.length; i++)                      unless ($ressymb =~ m|adm/wrapper/adm|) {
         field[i].checked = true ;                          $ressymb = 'bulletin___'.$3.'___adm/wrapper/adm/'.$1.'/'.$2.'/'.$3.'/bulletinboard';
 }                      }
                   }
 function uncheckAll(field) {                  my $color = $count%2;
     for (i = 0; i < field.length; i++)                  $display .='<tr bgcolor='.$bgcolors[$color].'><td>'."\n".
         field[i].checked = false ;                      '<input type="checkbox" name="archive" value="'.$count.'" ';
 }                  if (($curRes->is_sequence()) || ($curRes->is_page())) {
                       my $checkitem = $count + $boards + $startcount;
 function propagateCheck(item) {                      $display .= 'onClick="javascript:propagateCheck('."'$checkitem'".')"';
     if (document.exportdoc.elements[item].checked == true) {                  }
         containerCheck(item)                  $display .= ' />'."\n";
     }                  for (my $i=0; $i<$depth; $i++) {
 }                       $display .= '<img src="/adm/lonIcons/whitespace1.gif" class="LC_docs_spacer" /><img src="/adm/lonIcons/whitespace1.gif" class="LC_docs_spacer" />'."\n";
                   }
 function containerCheck(item) {                  if ($curRes->is_sequence()) {
     document.exportdoc.elements[item].checked = true                      $display .= '<img src="/adm/lonIcons/navmap.folder.open.gif">&nbsp;'."\n";
     var numitems = $count + $boards + $startcount                      $lastcontainer = $count + $startcount + $boards;
     var parents = new Array(numitems)                  } elsif ($curRes->is_page()) {
     for (var i=$startcount; i<numitems; i++) {                      $display .= '<img src="/adm/lonIcons/navmap.page.open.gif">&nbsp;'."\n";
         parents[i] = new Array                      $lastcontainer = $count + $startcount + $boards;
     }                  }
         |;                  my $currelem = $count+$boards+$startcount;
                   $children{$parent{$depth}} .= $currelem.':';
         foreach my $container (sort { $a <=> $b } keys %children) {                  $display .= '&nbsp;'.$curRes->title().'</td>';
             my @contents = split/:/,$children{$container};                  if ($discussiontime{$ressymb} > 0) {
             for (my $i=0; $i<@contents; $i ++) {                      $boards ++;
                 $scripttag .= '    parents['.$container.']['.$i.'] = '.$contents[$i]."\n";                      $currelem = $count+$boards+$startcount;
             }                      $display .= '<td>&nbsp;</td><td align="right"><input type="checkbox" name="discussion" value="'.$count.'" />&nbsp;</td>'."\n";
         }                  } else {
                       $display .= '<td colspan="2">&nbsp;</td>'."\n";
         $scripttag .= qq|                  }
     if (parents[item].length > 0) {              }
         for (var j=0; j<parents[item].length; j++) {          }
             containerCheck(parents[item][j])          my $scripttag = qq|
         }  <script>
      }     
 }  function checkAll(field) {
       if (field.length > 0) {
 </script>          for (i = 0; i < field.length; i++) {
         |;              field[i].checked = true ;
         $r->print('<html><head><title>Export Course</title>'.$scripttag.'</head>'.          }
             &Apache::loncommon::bodytag('Export course to IMS or SCORM content package'      } else {
 ));          field.checked = true
       }
         $r->print($display.'</table>'.  }
                   '<p><input type="hidden" name="finishexport" value="1">'.                                                                                 
                   '<input type="submit" name="exportcourse" value="'.  function uncheckAll(field) {
                   &mt('Export Course DOCS').'" /></p></form></body></html>');      if (field.length > 0) {
     }          for (i = 0; i < field.length; i++) {
 }              field[i].checked = false ;
           }
       } else {
 # Imports the given (name, url) resources into the course          field.checked = false ;
 # coursenum, coursedom, and folder must precede the list      }
 sub group_import {  }
     my $coursenum = shift;  
     my $coursedom = shift;  function propagateCheck(item) {
     my $folder = shift;      if (document.exportdoc.elements[item].checked == true) {
     while (@_) {          containerCheck(item)
  my $name = shift;      }
  my $url = shift;  }
  if ($url) {  
     my $idx = $#Apache::lonratedt::resources + 1;  function containerCheck(item) {
     $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=$idx;      document.exportdoc.elements[item].checked = true
     my $ext = 'false';      var numitems = $count + $boards + $startcount
     if ($url=~/^http:\/\//) { $ext = 'true'; }      var parents = new Array(numitems)
     $url =~ s/:/\&colon;/g;      for (var i=$startcount; i<numitems; i++) {
     $name =~ s/:/\&colon;/g;          parents[i] = new Array
     $Apache::lonratedt::resources[$idx] =       }
  join ':', ($name, $url, $ext, 'normal', 'res');          |;
  }  
     }          foreach my $container (sort { $a <=> $b } (keys(%children))) {
     return &storemap($coursenum, $coursedom, $folder.'.sequence');              my @contents = split(/:/,$children{$container});
 }              for (my $i=0; $i<@contents; $i ++) {
                   $scripttag .= '    parents['.$container.']['.$i.'] = '.$contents[$i]."\n";
 sub breadcrumbs {              }
     my ($where)=@_;          }
     &Apache::lonhtmlcommon::clear_breadcrumbs();  
     my (@folders)=split('&',$ENV{'form.folderpath'});          $scripttag .= qq|
     my $folderpath;      if (parents[item].length > 0) {
     while (@folders) {          for (var j=0; j<parents[item].length; j++) {
  my $folder=shift(@folders);              containerCheck(parents[item][j])
  my $foldername=shift(@folders);          }
  if ($folderpath) {$folderpath.='&';}       }  
  $folderpath.=$folder.'&'.$foldername;  }
  my $url='/adm/coursedocs?folderpath='.  
     &Apache::lonnet::escape($folderpath);  </script>
     &Apache::lonhtmlcommon::add_breadcrumb(          |;
       {'href'=>$url,   $r->print(&Apache::loncommon::start_page('Export '.lc($type).' to IMS content package',
        'title'=>&Apache::lonnet::unescape($foldername),   $scripttag));
        'text'=>'<font size="+1">'.   $r->print(&Apache::lonhtmlcommon::breadcrumbs('Export '.lc($type).' to IMS content package'));
    &Apache::lonnet::unescape($foldername).'</font>'   $r->print($display.'</table>'.
        });                    '<p><input type="hidden" name="finishexport" value="1">'.
                            '<input type="submit" name="exportcourse" value="'.
                       &mt('Export '.$type.' DOCS').'" /></p></form>');
     }      }
     return &Apache::lonhtmlcommon::breadcrumbs(undef,undef,undef,undef,undef,  }
        0,'nohelp');  
 }  sub create_ims_store {
       my ($now,$manifestok,$outcome,$tempexport) = @_;
 sub editor {      $$tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
     my ($r,$coursenum,$coursedom,$folder,$allowed)=@_;      my $ims_manifest;
       if (!-e $$tempexport) {
     $r->print(&breadcrumbs($folder));          mkdir($$tempexport,0700);
     my $errtext='';      }
     my $fatal=0;      $$tempexport .= '/'.$now;
     ($errtext,$fatal)=      if (!-e $$tempexport) {
           &mapread($coursenum,$coursedom,$folder.'.sequence');          mkdir($$tempexport,0700);
     if ($#Apache::lonratedt::order<1) {      }
         $Apache::lonratedt::order[0]=1;      $$tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
         $Apache::lonratedt::resources[1]='';      if (!-e $$tempexport) {
     }          mkdir($$tempexport,0700);
     if ($fatal) {      }
    $r->print('<p><font color="red">'.$errtext.'</font></p>');      if (!-e "$$tempexport/resources") {
     } else {          mkdir("$$tempexport/resources",0700);
 # ------------------------------------------------------------ Process commands      }
   # open manifest file
 # ---------------- if they are for this folder and user allowed to make changes      my $manifest = '/imsmanifest.xml';
  if (($allowed) && ($ENV{'form.folder'} eq $folder)) {      my $manifestfilename = $$tempexport.$manifest;
 # set parameters and change order      if ($ims_manifest = Apache::File->new('>'.$manifestfilename)) {
     if (defined($ENV{'form.setparms'})) {          $$manifestok=1;
  my $idx=$ENV{'form.setparms'};          print $ims_manifest
 # set parameters  '<?xml version="1.0" encoding="UTF-8"?>'."\n".
  if ($ENV{'form.randpick_'.$idx}) {  '<manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1"'.
     &Apache::lonratedt::storeparameter($idx,'parameter_randompick',$ENV{'form.randpick_'.$idx},'int_pos');  ' xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"'.
  } else {  ' xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"'.
     &Apache::lonratedt::delparameter($idx,'parameter_randompick');  ' identifier="MANIFEST-'.$env{'request.course.id'}.'-'.$now.'"'.
  }  '  xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1imscp_v1p1.xsd'.
  if ($ENV{'form.hidprs_'.$idx}) {  '  http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">'."\n".
     &Apache::lonratedt::storeparameter($idx,'parameter_hiddenresource','yes','string_yesno');  '  <metadata>
  } else {      <schema></schema>
     &Apache::lonratedt::delparameter($idx,'parameter_hiddenresource');      <imsmd:lom>
  }        <imsmd:general>
  if ($ENV{'form.encprs_'.$idx}) {          <imsmd:identifier>'.$env{'request.course.id'}.'</imsmd:identifier>
     &Apache::lonratedt::storeparameter($idx,'parameter_encrypturl','yes','string_yesno');          <imsmd:title>
  } else {            <imsmd:langstring xml:lang="en">'.$env{'course.'.$env{'request.course.id'}.'.description'}.'</imsmd:langstring>
     &Apache::lonratedt::delparameter($idx,'parameter_encrypturl');          </imsmd:title>
  }        </imsmd:general>
       </imsmd:lom>
  if ($ENV{'form.newpos'}) {    </metadata>'."\n".
 # change order  '  <organizations default="ORG-'.$env{'request.course.id'}.'-'.$now.'">'."\n".
   '    <organization identifier="ORG-'.$env{'request.course.id'}.'-'.$now.'"'.
     my $newpos=$ENV{'form.newpos'}-1;  ' structure="hierarchical">'."\n".
     my $currentpos=$ENV{'form.currentpos'}-1;  '      <title>'.$env{'course.'.$env{'request.course.id'}.'.description'}.'</title>'
     my $i;      } else {
     my @neworder=();          $$outcome .= 'An error occurred opening the IMS manifest file.<br />'
     if ($newpos>$currentpos) {  ;
 # moving stuff up      }
  for ($i=0;$i<$currentpos;$i++) {      return $ims_manifest;
     $neworder[$i]=$Apache::lonratedt::order[$i];  }
  }  
  for ($i=$currentpos;$i<$newpos;$i++) {  sub build_package {
     $neworder[$i]=$Apache::lonratedt::order[$i+1];      my ($now,$navmap,$exportitems,$discussions,$outcome,$tempexport,$copyresult,$ims_manifest) = @_;
  }  # first iterator to look for dependencies
                         $neworder[$newpos]=$Apache::lonratedt::order[$currentpos];      my $it = $navmap->getIterator(undef,undef,undef,1,undef,undef);
  for ($i=$newpos+1;$i<=$#Apache::lonratedt::order;$i++) {      my $curRes;
     $neworder[$i]=$Apache::lonratedt::order[$i];      my $count = 0;
  }      my $depth = 0;
     } else {      my $lastcontainer = 0;
 # moving stuff down      my %parent = ();
  for ($i=0;$i<$newpos;$i++) {      my @dependencies = ();
     $neworder[$i]=$Apache::lonratedt::order[$i];      my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
  }      my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
  $neworder[$newpos]=$Apache::lonratedt::order[$currentpos];      while ($curRes = $it->next()) {
  for ($i=$newpos+1;$i<$currentpos+1;$i++) {          if (ref($curRes)) {
     $neworder[$i]=$Apache::lonratedt::order[$i-1];              $count ++;
  }          }
  for ($i=$currentpos+1;$i<=$#Apache::lonratedt::order;$i++) {          if ($curRes == $it->BEGIN_MAP()) {
     $neworder[$i]=$Apache::lonratedt::order[$i];              $depth++;
  }              $parent{$depth} = $lastcontainer;
     }          }
     @Apache::lonratedt::order=@neworder;          if ($curRes == $it->END_MAP()) {
  }              $depth--;
 # store the changed version              $lastcontainer = $parent{$depth};
           }
  ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.sequence');          if (ref($curRes)) {
  if ($fatal) {              if ($curRes->is_sequence() || $curRes->is_page()) {
     $r->print('<p><font color="red">'.$errtext.'</font></p>');                  $lastcontainer = $count;
     return;              }
  }              if (grep(/^$count$/,@$exportitems)) {
                   &get_dependencies($exportitems,\%parent,$depth,\@dependencies);
     }              }
           }
 # upload a file, if present      }
            if (($ENV{'form.uploaddoc.filename'}) &&  # second iterator to build manifest and store resources
                ($ENV{'form.cmd'}=~/^upload_(\w+)/)) {      $it = $navmap->getIterator(undef,undef,undef,1,undef,undef);
     if ( ($folder=~/^$1/) || ($1 eq 'default') ) {      $depth = 0;
 # this is for a course, not a user, so set coursedoc flag      my $prevdepth;
 # probably the only place in the system where this should be "1"      $count = 0;
       my $url=&Apache::lonnet::userfileupload('uploaddoc',1,'docs');      my $imsresources;
               my $ext='false';      my $pkgdepth;
               if ($url=~/^http\:\/\//) { $ext='true'; }      while ($curRes = $it->next()) {
               $url=~s/\:/\&colon;/g;          if ($curRes == $it->BEGIN_MAP()) {
       my $comment=$ENV{'form.comment'};              $prevdepth = $depth;
               $comment=~s/\</\&lt\;/g;              $depth++;
               $comment=~s/\>/\&gt\;/g;          }
               $comment=~s/\:/\&colon;/g;          if ($curRes == $it->END_MAP()) {
               if ($folder=~/^supplemental/) {              $prevdepth = $depth;
   $comment=time.'___&&&___'.$ENV{'user.name'}.'___&&&___'.              $depth--;
       $ENV{'user.domain'}.'___&&&___'.$comment;          }
               }  
               my $newidx=$#Apache::lonratedt::resources+1;          if (ref($curRes)) {
               $Apache::lonratedt::resources[$newidx]=              $count ++;
                   $comment.':'.$url.':'.$ext.':normal:res';              if ((grep(/^$count$/,@$exportitems)) || (grep(/^$count$/,@dependencies))) {
               $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=                  my $symb = $curRes->symb();
                                                               $newidx;                         my $isvisible = 'true';
                   my $resourceref;
       ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.sequence');                  if ($curRes->randomout()) {
       if ($fatal) {                      $isvisible = 'false';
   $r->print('<p><font color="red">'.$errtext.'</font></p>');                  }
   return;                  unless ($curRes->is_sequence()) {
       }                      $resourceref = 'identifierref="RES-'.$env{'request.course.id'}.'-'.$count.'"';
      }                  }
             }                  my $step = $prevdepth - $depth;
     if ($ENV{'form.cmd'}) {                  if (($step >= 0) && ($count > 1)) {
                 my ($cmd,$idx)=split(/\_/,$ENV{'form.cmd'});                      while ($step >= 0) {
                 if ($cmd eq 'del') {                          print $ims_manifest "\n".'  </item>'."\n";
     my (undef,$url)=split(':',$Apache::lonratedt::resources[$Apache::lonratedt::order[$idx]]);                          $step --;
     if ($url=~m|/+uploaded/\Q$coursedom\E/\Q$coursenum\E/|) {                      }
  &Apache::lonnet::removeuploadedurl($url);                  }
     }                  $prevdepth = $depth;
     for (my $i=$idx;$i<$#Apache::lonratedt::order;$i++) {  
                         $Apache::lonratedt::order[$i]=                  my $itementry =
                           $Apache::lonratedt::order[$i+1];                '<item identifier="ITEM-'.$env{'request.course.id'}.'-'.$count.
                     }                '" isvisible="'.$isvisible.'" '.$resourceref.'>'.
                     $#Apache::lonratedt::order--;                '<title>'.$curRes->title().'</title>';
                 } elsif ($cmd eq 'up') {                  print $ims_manifest "\n".$itementry;
   if (($idx) && (defined($Apache::lonratedt::order[$idx-1]))) {  
                     my $i=$Apache::lonratedt::order[$idx-1];                  unless ($curRes->is_sequence()) {
                     $Apache::lonratedt::order[$idx-1]=                      my $content_file;
  $Apache::lonratedt::order[$idx];                      my @hrefs = ();
                     $Apache::lonratedt::order[$idx]=$i;                      &process_content($count,$curRes,$cdom,$cnum,$symb,\$content_file,\@hrefs,$copyresult,$tempexport);
    }                      if ($content_file) {
                 } elsif ($cmd eq 'down') {                          $imsresources .= "\n".
    if (defined($Apache::lonratedt::order[$idx+1])) {                       '   <resource identifier="RES-'.$env{'request.course.id'}.'-'.$count.
                     my $i=$Apache::lonratedt::order[$idx+1];                       '" type="webcontent" href="'.$content_file.'">'."\n".
                     $Apache::lonratedt::order[$idx+1]=                       '       <file href="'.$content_file.'" />'."\n";
  $Apache::lonratedt::order[$idx];                          foreach my $item (@hrefs) {
                     $Apache::lonratedt::order[$idx]=$i;                              $imsresources .=
    }                       '        <file href="'.$item.'" />'."\n";
                 } elsif ($cmd eq 'rename') {                          }
                     my ($rtitle,@rrest)=split(/\:/,                          if (grep(/^$count$/,@$discussions)) {
                        $Apache::lonratedt::resources[                              my $ressymb = $symb;
        $Apache::lonratedt::order[$idx]]);                              my $mode;
                     my $comment=                              if ($ressymb =~ m|adm/($match_domain)/($match_username)/(\d+)/bulletinboard$|) {
                      &HTML::Entities::decode($ENV{'form.title'});                                  unless ($ressymb =~ m|adm/wrapper/adm|) {
                     $comment=~s/\</\&lt\;/g;                                      $ressymb = 'bulletin___'.$3.'___adm/wrapper/adm/'.$1.'/'.$2.'/'.$3.'/bulletinboard';
                     $comment=~s/\>/\&gt\;/g;                                  }
                     $comment=~s/\:/\&colon;/g;                                  $mode = 'board';
                     $Apache::lonratedt::resources[                              }
        $Apache::lonratedt::order[$idx]]=                              my %extras = (
                              $comment.':'.join(':',@rrest);                                            caller => 'imsexport',
                                                                 tempexport => $tempexport.'/resources',
                 }                                            count => $count
 # Store the changed version                                           );
  ($errtext,$fatal)=&storemap($coursenum,$coursedom,                              my $discresult = &Apache::lonfeedback::list_discussion($mode,undef,$ressymb,\%extras);
     $folder.'.sequence');                          }
  if ($fatal) {                          $imsresources .= '    </resource>'."\n";
     $r->print('<p><font color="red">'.$errtext.'</font></p>');                      }
     return;                  }
  }                  $pkgdepth = $depth;
             }              }
 # Group import/search          }
     if ($ENV{'form.importdetail'}) {      }
  my @imports;      while ($pkgdepth > 0) {
  foreach (split(/\&/,$ENV{'form.importdetail'})) {          print $ims_manifest "    </item>\n";
     if (defined($_)) {          $pkgdepth --;
  my ($name,$url)=split(/\=/,$_);      }
  $name=&Apache::lonnet::unescape($name);      my $resource_text = qq|
  $url=&Apache::lonnet::unescape($url);      </organization>
  push @imports, $name, $url;    </organizations>
     }    <resources>
  }      $imsresources
 # Store the changed version    </resources>
  ($errtext,$fatal)=group_import($coursenum, $coursedom, $folder,  </manifest>
        @imports);      |;
  if ($fatal) {      print $ims_manifest $resource_text;
     $r->print('<p><font color="red">'.$errtext.'</font></p>');  }
     return;  
  }  sub get_dependencies {
             }      my ($exportitems,$parent,$depth,$dependencies) = @_;
 # Loading a complete map      if ($depth > 1) {
    if (($ENV{'form.importmap'}) && ($ENV{'form.loadmap'})) {          if ((!grep(/^$$parent{$depth}$/,@$exportitems)) && (!grep(/^$$parent{$depth}$/,@$dependencies))) {
        foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$ENV{'form.importmap'}))) {              push(@{$dependencies},$$parent{$depth});
                    my $idx=$#Apache::lonratedt::resources;              if ($depth > 2) {
                    $idx++;                  &get_dependencies($exportitems,$parent,$depth-1,$dependencies);
                    $Apache::lonratedt::resources[$idx]=$_;              }
                    $Apache::lonratedt::order          }
        [$#Apache::lonratedt::order+1]=$idx;      }
        }  }
   
 # Store the changed version  sub process_content {
        ($errtext,$fatal)=&storemap($coursenum,$coursedom,      my ($count,$curRes,$cdom,$cnum,$symb,$content_file,$href,$copyresult,$tempexport) = @_;
    $folder.'.sequence');      my $content_type;
        if ($fatal) {      my $message;
    $r->print('<p><font color="red">'.$errtext.'</font></p>');      my @uploads = ();
    return;      if ($curRes->is_sequence()) {
        }          $content_type = 'sequence';
            }      } elsif ($curRes->is_page()) {
        }          $content_type = 'page'; # need to handle individual items in pages.
 # ---------------------------------------------------------------- End commands      } elsif ($symb =~ m-public/$cdom/$cnum/syllabus$-) {
 # ---------------------------------------------------------------- Print screen          $content_type = 'syllabus';
         my $idx=0;          my $contents = &Apache::imsexport::templatedpage($content_type);
         $r->print('<table>');          if ($contents) {
         foreach (@Apache::lonratedt::order) {              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
            my ($name,$url)=split(/\:/,$Apache::lonratedt::resources[$_]);          }
            unless ($name) {  $name=(split(/\//,$url))[-1]; }      } elsif ($symb =~ m-\.sequence___\d+___ext-) {
            unless ($name) { next; }          $content_type = 'external';
            $r->print(&entryline($idx,$name,$url,$folder,$allowed,$_,$coursenum));          my $title = $curRes->title;
            $idx++;          my $contents =  &Apache::imsexport::external($symb,$title);
         }          if ($contents) {
  unless ($idx) {              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
     $r->print('<tr><td>'.&mt('Currently no documents.').'</td></tr>');          }
  }      } elsif ($symb =~ m-adm/navmaps$-) {
         $r->print('</table>');          $content_type =  'navmap';
     }      } elsif ($symb =~ m-adm/[^/]+/[^/]+/(\d+)/smppg$-) {
 }          $content_type = 'simplepage';
           my $contents = &Apache::imsexport::templatedpage($content_type,$1,$count,\@uploads);
 # --------------------------------------------------------------- An entry line          if ($contents) {
               $$content_file = &store_template($contents,$tempexport,$count,$content_type);
 sub entryline {          }
     my ($index,$title,$url,$folder,$allowed,$residx,$coursenum)=@_;      } elsif ($symb =~ m-lib/templates/simpleproblem\.problem$-) {
     $title=~s/\&colon\;/\:/g;          $content_type = 'simpleproblem';
     $title=&HTML::Entities::encode(&HTML::Entities::decode(          my $contents =  &Apache::imsexport::simpleproblem($symb);
      &Apache::lonnet::unescape($title)),'"<>&\'');          if ($contents) {
     my $renametitle=$title;              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
     my $foldertitle=$title;          }
     my $orderidx=$Apache::lonratedt::order[$index];      } elsif ($symb =~ m-lib/templates/examupload\.problem$-) {
     if ($title=~ /^(\d+)___&amp;&amp;&amp;___(\w+)___&amp;&amp;&amp;___(\w+)___&amp;&amp;&amp;___(.*)$/ ) {           $content_type = 'examupload';
  $foldertitle=&Apache::lontexconvert::msgtexconverted($4);      } elsif ($symb =~ m-adm/($match_domain)/($match_username)/(\d+)/bulletinboard$-) {
  $renametitle=$4;          $content_type = 'bulletinboard';
  $title='<i>'.&Apache::lonlocal::locallocaltime($1).'</i> '.          my $contents =  &Apache::imsexport::templatedpage($content_type,$3,$count,\@uploads,$1,$2);
     &Apache::loncommon::plainname($2,$3).': <br />'.          if ($contents) {
     $foldertitle;              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
     }          }
     $renametitle=~s/\&quot\;/\\\"/g;      } elsif ($symb =~ m-adm/([^/]+)/([^/]+)/aboutme$-) {
     my $line='<tr>';          $content_type = 'aboutme';
 # Edit commands          my $contents =  &Apache::imsexport::templatedpage($content_type,undef,$count,\@uploads,$1,$2);
     my $folderpath;          if ($contents) {
     if ($ENV{'form.folderpath'}) {              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
  $folderpath=&Apache::lonnet::escape($ENV{'form.folderpath'});          }
  # $htmlfoldername=&HTML::Entities::encode($ENV{'form.foldername'},'<>&"');      } elsif ($symb =~ m-\.(sequence|page)___\d+___uploaded/$cdom/$cnum/-) {
     }          $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'uploaded');
     if ($allowed) {      } elsif ($symb =~ m-\.(sequence|page)___\d+___([^/]+)/([^/]+)-) {
  my $incindex=$index+1;          my $canedit = 0;
  my $selectbox='';          if ($2 eq $env{'user.domain'} && $3 eq $env{'user.name'})  {
  if ($folder!~/^supplemental/) {              $canedit= 1;
     $selectbox=          }
  '<input type="hidden" name="currentpos" value="'.$incindex.'" />'.  # only include problem code where current user is author
  '<select name="newpos" onChange="this.form.submit()">';          if ($canedit) {
     for (my $i=1;$i<=$#Apache::lonratedt::order+1;$i++) {              $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'resource');
  if ($i==$incindex) {          } else {
     $selectbox.='<option value="" selected="1">('.$i.')</option>';              $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'noedit');
  } else {          }
     $selectbox.='<option value="'.$i.'">'.$i.'</option>';      } elsif ($symb =~ m-uploaded/$cdom/$cnum-) {
  }          $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'uploaded');
     }      }
     $selectbox.='</select>';      if (@uploads > 0) {
  }          foreach my $item (@uploads) {
  my %lt=&Apache::lonlocal::texthash(              my $uploadmsg = '';
                 'up' => 'Move Up',              &replicate_content($cdom,$cnum,$tempexport,$item,$count,\$uploadmsg,$href,'templateupload');
  'dw' => 'Move Down',              if ($uploadmsg) {
  'rm' => 'Remove',                  $$copyresult .= $uploadmsg."\n";
  'rn' => 'Rename');              }
  $line.=(<<END);          }
 <form name="entry_$index" action="/adm/coursedocs" method="post">      }
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />      if ($message) {
 <input type="hidden" name="setparms" value="$orderidx" />          $$copyresult .= $message."\n";
 <td><table border='0' cellspacing='2' cellpadding='0'>      }
 <tr><td bgcolor="#DDDDDD">  }
 <a href='/adm/coursedocs?cmd=up_$index&folderpath=$folderpath'>  
 <img src="${iconpath}move_up.gif" alt='$lt{'up'}' border='0' /></a></td></tr>  sub replicate_content {
 <tr><td bgcolor="#DDDDDD">      my ($cdom,$cnum,$tempexport,$symb,$count,$message,$href,$caller) = @_;
 <a href='/adm/coursedocs?cmd=down_$index&folderpath=$folderpath'>      my ($map,$ind,$url);
 <img src="${iconpath}move_down.gif" alt='$lt{'dw'}' border='0' /></a></td></tr>      if ($caller eq 'templateupload') {
 </table></td>          $url = $symb;
 <td>$selectbox          $url =~ s#//#/#g;
 </td><td bgcolor="#DDDDDD">      } else {
 <a href='javascript:removeres("$folderpath","$index","$renametitle");'>          ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
 <font size="-2" color="#990000">$lt{'rm'}</font></a>      }
 <a href='javascript:changename("$folderpath","$index","$renametitle");'>      my $content;
 <font size="-2" color="#009900">$lt{'rn'}</font></a></td>      my $filename;
 END      my $repstatus;
     }      my $content_name;
 # Figure out what kind of a resource this is      if ($url =~ m-/([^/]+)$-) {
     my ($extension)=($url=~/\.(\w+)$/);          $filename = $1;
     my $uploaded=($url=~/^\/*uploaded\//);          if (!-e $tempexport.'/resources') {
     my $icon=&Apache::loncommon::icon($url);              mkdir($tempexport.'/resources',0700);
     my $isfolder=0;          }
     my $folderarg;          if (!-e $tempexport.'/resources/'.$count) {
     if ($uploaded) {              mkdir($tempexport.'/resources/'.$count,0700);
  if ($extension eq 'sequence') {          }
     $icon=$iconpath.'/folder_closed.gif';          my $destination = $tempexport.'/resources/'.$count.'/'.$filename;
     $url=~/$coursenum\/([\/\w]+)\.sequence$/;          my $copiedfile;
     $url='/adm/coursedocs?';          if ($copiedfile = Apache::File->new('>'.$destination)) {
     $folderarg=$1;              my $content;
     $isfolder=1;              if ($caller eq 'resource') {
  } else {                  my $respath =  $Apache::lonnet::perlvar{'lonDocRoot'}.'/res';
     &Apache::lonnet::allowuploaded('/adm/coursedoc',$url);                  my $filepath = &Apache::lonnet::filelocation($respath,$url);
  }                  $content = &Apache::lonnet::getfile($filepath);
     }                  if ($content eq -1) {
     $url=~s/^http\&colon\;\/\//\/adm\/wrapper\/ext\//;                      $$message = 'Could not copy file '.$filename;
     if ((!$isfolder) && ($residx) && ($folder!~/supplemental/)) {                  } else {
  my $symb=&Apache::lonnet::symbclean(                      &extract_media($url,$cdom,$cnum,\$content,$count,$tempexport,$href,$message,'resource');
           &Apache::lonnet::declutter('uploaded/'.                      $repstatus = 'ok';
            $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.'/'.                  }
            $ENV{'course.'.$ENV{'request.course.id'}.'.num'}.'/'.$folder.              } elsif ($caller eq 'uploaded' || $caller eq 'templateupload') {
            '.sequence').                  my $rtncode;
            '___'.$residx.'___'.                  $repstatus = &Apache::lonnet::getuploaded('GET',$url,$cdom,$cnum,\$content,$rtncode);
    &Apache::lonnet::declutter($url));                  if ($repstatus eq 'ok') {
  (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);                      if ($url =~ /\.html?$/i) {
  $url=&Apache::lonnet::clutter($url);                          &extract_media($url,$cdom,$cnum,\$content,$count,$tempexport,$href,$message,'uploaded');
  if ($url=~/^\/*uploaded\//) {                      }
     $url=~/\.(\w+)$/;                  } else {
     my $embstyle=&Apache::loncommon::fileembstyle($1);                      $$message = 'Could not render '.$url.' server message - '.$rtncode."<br />\n";
     if (($embstyle eq 'img') || ($embstyle eq 'emb')) {                  }
  $url='/adm/wrapper'.$url;              } elsif ($caller eq 'noedit') {
     } elsif ($embstyle eq 'ssi') {  # Need to render the resource without the LON-CAPA Internal header and the Post discussion footer, and then set $content equal to this.
  #do nothing with these                  $repstatus = 'ok';
     } elsif ($url!~/\.(sequence|page)$/) {                  $content = 'Not the owner of this resource';
  $url='/adm/coursedocs/showdoc'.$url;              }
     }              if ($repstatus eq 'ok') {
  }                  print $copiedfile $content;
  $url.=(($url=~/\?/)?'&':'?').'symb='.&Apache::lonnet::escape($symb);              }
     }              close($copiedfile);
     my $parameterset='&nbsp;';          } else {
     if ($isfolder) {              $$message = 'Could not open destination file for '.$filename."<br />\n";
  my $foldername=&Apache::lonnet::escape($foldertitle);          }
  my $folderpath=$ENV{'form.folderpath'};      } else {
  if ($folderpath) { $folderpath.='&' };          $$message = 'Could not determine name of file for '.$symb."<br />\n";
  $folderpath.=$folderarg.'&'.$foldername;      }
  $url.='folderpath='.&Apache::lonnet::escape($folderpath);      if ($repstatus eq 'ok') {
  $parameterset=&mt('Randomly Pick: ').          $content_name = 'resources/'.$count.'/'.$filename;
     '<input type="text" size="4" name="randpick_'.$orderidx.'" value="'.      }
     (&Apache::lonratedt::getparameter($orderidx,'parameter_randompick'))[0].'" />';      return $content_name;
     }  }
     $line.='<td bgcolor="#FFFFBB"><a href="'.$url.'"><img src="'.$icon.  
  '" border="0"></a></td>'.  sub extract_media {
         "<td bgcolor='#FFFFBB'><a href='$url'>$title</a></td>";      my ($url,$cdom,$cnum,$content,$count,$tempexport,$href,$message,$caller) = @_;
     if (($allowed) && ($folder!~/^supplemental/)) {      my ($dirpath,$container);
   my %lt=&Apache::lonlocal::texthash(      my %allfiles = ();
        'hd' => 'Hidden',      my %codebase = ();
        'ec' => 'URL hidden',      if ($url =~ m-(.*/)([^/]+)$-) {
        'sp' => 'Store Parameters');          $dirpath = $1;
  my $enctext=          $container = $2;
     ((&Apache::lonratedt::getparameter($orderidx,'parameter_encrypturl'))[0]=~/^yes$/i?' checked="1"':'');      } else {
  my $hidtext=          $dirpath = $url;
     ((&Apache::lonratedt::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i?' checked="1"':'');          $container = '';
  $line.=(<<ENDPARMS);      }
 <td bgcolor="#BBBBFF"><font size='-2'>      &Apache::lonnet::extract_embedded_items(undef,\%allfiles,\%codebase,$content);
 <input type="checkbox" name="hidprs_$orderidx" $hidtext/> $lt{'hd'}</td>      foreach my $embed_file (keys(%allfiles)) {
 <!--<td bgcolor="#BBBBFF"><font size='-2'>          my $filename;
 <input type="checkbox" name="encprs_$orderidx" $enctext/> $lt{'ec'}</td>-->          if ($embed_file =~ m#([^/]+)$#) {
 <td bgcolor="#BBBBFF"><font size="-2">$parameterset</font></td>              $filename = $1;
 <td bgcolor="#BBBBFF"><font size='-2'>          } else {
 <input type="submit" value="$lt{'sp'}" />              $filename = $embed_file;
 </font></td>          }
 ENDPARMS          my $newname = 'res/'.$filename;
     }          my ($rtncode,$embed_content,$repstatus);
     $line.="</form></tr>";          my $embed_url;
     return $line;          if ($embed_file =~ m-^/-) {
 }              $embed_url = $embed_file;           # points to absolute path
           } else {
 # ---------------------------------------------------------------- tie the hash              if ($embed_file =~ m-https?://-) {
                   next;                           # points to url
 sub tiehash {              } else {
     my ($mode)=@_;                  $embed_url = $dirpath.$embed_file;  # points to relative path
     $hashtied=0;              }
     if ($ENV{'request.course.fn'}) {          }
  if ($mode eq 'write') {          if ($caller eq 'resource') {
     if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db",              my $respath =  $Apache::lonnet::perlvar{'lonDocRoot'}.'/res';  
     &GDBM_WRCREAT(),0640)) {              my $embed_path = &Apache::lonnet::filelocation($respath,$embed_url);
                 $hashtied=2;              $embed_content = &Apache::lonnet::getfile($embed_path);
     }              unless ($embed_content eq -1) {
  } else {                  $repstatus = 'ok';
     if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db",              }
     &GDBM_READER(),0640)) {          } elsif ($caller eq 'uploaded') {
                 $hashtied=1;             
     }              $repstatus = &Apache::lonnet::getuploaded('GET',$embed_url,$cdom,$cnum,\$embed_content,$rtncode);
  }          }
     }              if ($repstatus eq 'ok') {
 }              my $destination = $tempexport.'/resources/'.$count.'/res';
               if (!-e "$destination") {
 sub untiehash {                  mkdir($destination,0755);
     if ($hashtied) { untie %hash; }              }
     $hashtied=0;              $destination .= '/'.$filename;
 }              my $copiedfile;
               if ($copiedfile = Apache::File->new('>'.$destination)) {
 # --------------------------------------------------------------- check on this                  print $copiedfile $embed_content;
                   push(@{$href},'resources/'.$count.'/res/'.$filename);
 sub checkonthis {                  my $attrib_regexp = '';
     my ($r,$url,$level,$title)=@_;                  if (@{$allfiles{$embed_file}} > 1) {
     $url=&Apache::lonnet::unescape($url);                      $attrib_regexp = join('|',@{$allfiles{$embed_file}});
     $alreadyseen{$url}=1;                  } else {
     $r->rflush();                      $attrib_regexp = $allfiles{$embed_file}[0];
     if (($url) && ($url!~/^\/uploaded\//) && ($url!~/\*$/)) {                  }
        $r->print("\n<br />");                  $$content =~ s#($attrib_regexp\s*=\s*['"]?)\Q$embed_file\E(['"]?)#$1$newname$2#gi;
        for (my $i=0;$i<=$level*5;$i++) {                  if ($caller eq 'resource' && $container =~ /\.(problem|library)$/) {
            $r->print('&nbsp;');                      $$content =~ s#\Q$embed_file\E#$newname#gi;
        }                  }
        $r->print('<a href="'.$url.'" target="cat">'.              }
  ($title?$title:$url).'</a> ');          } else {
        if ($url=~/^\/res\//) {              $$message .= 'replication of embedded file - '.$embed_file.' in '.$url.' failed, reason -'.$rtncode."<br />\n";
   my $result=&Apache::lonnet::repcopy(          }
                               &Apache::lonnet::filelocation('',$url));      }
           if ($result==OK) {      return;
              $r->print('<font color="green">'.&mt('ok').'</font>');  }
              $r->rflush();  
              &Apache::lonnet::countacc($url);  sub store_template {
              $url=~/\.(\w+)$/;      my ($contents,$tempexport,$count,$content_type) = @_;
              if (&Apache::loncommon::fileembstyle($1) eq 'ssi') {      if ($contents) {
  $r->print('<br />');          if ($tempexport) {
                  $r->rflush();              if (!-e $tempexport.'/resources') {
                  for (my $i=0;$i<=$level*5;$i++) {                  mkdir($tempexport.'/resources',0700);
                      $r->print('&nbsp;');              }
                  }              if (!-e $tempexport.'/resources/'.$count) {
                  $r->print('- '.&mt('Rendering').': ');                  mkdir($tempexport.'/resources/'.$count,0700);
                  my $oldpath=$ENV{'request.filename'};              }
                  $ENV{'request.filename'}=&Apache::lonnet::filelocation('',$url);              my $destination = $tempexport.'/resources/'.$count.'/'.$content_type.'.xml';
                  &Apache::lonxml::xmlparse($r,'web',              my $storetemplate;
                    &Apache::lonnet::getfile(              if ($storetemplate = Apache::File->new('>'.$destination)) {
                     &Apache::lonnet::filelocation('',$url)));                  print $storetemplate $contents;
  undef($Apache::lonhomework::parsing_a_problem);                  close($storetemplate);
  $ENV{'request.filename'}=$oldpath;              }
                  if (($Apache::lonxml::errorcount) ||              if ($content_type eq 'external') {
                      ($Apache::lonxml::warningcount)) {                  return 'resources/'.$count.'/'.$content_type.'.html';
      if ($Apache::lonxml::errorcount) {              } else {
                         $r->print('<img src="/adm/lonMisc/bomb.gif" /><font color="red"><b>'.                  return 'resources/'.$count.'/'.$content_type.'.xml';
   $Apache::lonxml::errorcount.' '.              }
   &mt('error(s)').'</b></font> ');          }
                      }      }
      if ($Apache::lonxml::warningcount) {  }
                         $r->print('<font color="blue">'.  
   $Apache::lonxml::warningcount.' '.  
   &mt('warning(s)').'</font>');  sub group_import {
                      }      my ($coursenum, $coursedom, $folder, $container, $caller, @files) = @_;
                  } else {  
                      $r->print('<font color="green">'.&mt('ok').'</font>');      while (@files) {
                  }   my ($name, $url, $residx) = @{ shift(@files) };
                  $r->rflush();          if (($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E/(default_\d+\.)(page|sequence)$})
              }       && ($caller eq 'londocs')
      my $dependencies=       && (!&Apache::lonnet::stat_file($url))) {
                 &Apache::lonnet::metadata($url,'dependencies');      
              foreach (split(/\,/,$dependencies)) {              my $errtext = '';
  if (($_=~/^\/res\//) && (!$alreadyseen{$_})) {              my $fatal = 0;
                     &checkonthis($r,$_,$level+1);              my $newmapstr = '<map>'."\n".
                  }                              '<resource id="1" src="" type="start"></resource>'."\n".
              }                              '<link from="1" to="2" index="1"></link>'."\n".
           } elsif ($result==HTTP_SERVICE_UNAVAILABLE) {                              '<resource id="2" src="" type="finish"></resource>'."\n".
              $r->print('<font color="red"><b>'.&mt('connection down').'</b></font>');                              '</map>';
           } elsif ($result==HTTP_NOT_FOUND) {              $env{'form.output'}=$newmapstr;
       unless ($url=~/\$/) {              my $result=&Apache::lonnet::finishuserfileupload($coursenum,$coursedom,
   $r->print('<font color="red"><b>'.&mt('not found').'</b></font>');                                                  'output',$1.$2);
       } else {              if ($result != m|^/uploaded/|) {
   $r->print('<font color="yellow"><b>'.&mt('unable to verify variable URL').'</b></font>');                  $errtext.='Map not saved: A network error occurred when trying to save the new map. ';
       }                  $fatal = 2;
           } else {              }
              $r->print('<font color="red"><b>'.&mt('access denied').'</b></font>');              if ($fatal) {
           }                  return ($errtext,$fatal);
       }              }
    }          }
 }   if ($url) {
       if (!$residx
    || defined($LONCAPA::map::zombies[$residx])) {
 #   $residx = &LONCAPA::map::getresidx($url,$residx);
 # -------------------------------------------------------------- Verify Content   push(@LONCAPA::map::order, $residx);
 #       }
 sub verifycontent {      my $ext = 'false';
    my $r=shift;       if ($url=~m{^http://} || $url=~m{^https://}) { $ext = 'true'; }
    my $loaderror=&Apache::lonnet::overloaderror($r);      $url  = &LONCAPA::map::qtunescape($url);
    if ($loaderror) { return $loaderror; }      $name = &LONCAPA::map::qtunescape($name);
       $LONCAPA::map::resources[$residx] =
    $r->print('<html><head><title>Verify Content</title></head>'.   join(':', ($name, $url, $ext, 'normal', 'res'));
               &Apache::loncommon::bodytag('Verify Course Documents'));   }
    $hashtied=0;      }
    undef %alreadyseen;      return &storemap($coursenum, $coursedom, $folder.'.'.$container);
    %alreadyseen=();  }
    &tiehash();  
    foreach (keys %hash) {  sub breadcrumbs {
        if ($hash{$_}=~/\.(page|sequence)$/) {      my ($where,$allowed,$type)=@_;
    if (($_=~/^src_/) && ($alreadyseen{&Apache::lonnet::unescape($hash{$_})})) {      &Apache::lonhtmlcommon::clear_breadcrumbs();
        $r->print('<hr /><font color="red">'.      my (@folders);
  &mt('The following sequence or page is included more than once in your course: ').      if ($env{'form.pagepath'}) {
  &Apache::lonnet::unescape($hash{$_}).'</font><br />'.          @folders = split('&',$env{'form.pagepath'});
  &mt('Note that grading records for problems included in this sequence or folder will overlap.<hr />'));      } else {
    }          @folders=split('&',$env{'form.folderpath'});
        }      }
        if (($_=~/^src\_(.+)$/) && (!$alreadyseen{&Apache::lonnet::unescape($hash{$_})})) {      my $folderpath;
            &checkonthis($r,$hash{$_},0,$hash{'title_'.$1});      my $cpinfo='';
        }      my $plain='';
    }      my $randompick=-1;
    &untiehash();      my $isencrypted=0;
    $r->print('<h1>'.&mt('Done').'.</h1>'.'<a href="/adm/coursedocs">'.      my $ishidden=0;
      &mt('Return to DOCS').'</a>');      my $is_random_order=0;
 }      while (@folders) {
    my $folder=shift(@folders);
 # -------------------------------------------------------------- Check Versions      my $foldername=shift(@folders);
    if ($folderpath) {$folderpath.='&';}
 sub checkversions {   $folderpath.=$folder.'&'.$foldername;
     my $r=shift;   my $url='/adm/coursedocs?folderpath='.
     $r->print('<html><head><title>Check Versions</title></head>'.      &escape($folderpath);
               &Apache::loncommon::bodytag('Check Course Document Versions'));      my $name=&unescape($foldername);
     my $header='';  # randompick number, hidden, encrypted, random order, is appended with ":"s to the foldername
     my $startsel='';       $name=~s/\:(\d*)\:(\w*)\:(\w*):(\d*)$//;
     my $monthsel='';      if ($1 ne '') {
     my $weeksel='';                 $randompick=$1;
     my $daysel='';              } else {
     my $allsel='';                 $randompick=-1;
     my %changes=();              }
     my $starttime=0;              if ($2) { $ishidden=1; }
     my $haschanged=0;              if ($3) { $isencrypted=1; }
     my %setversions=&Apache::lonnet::dump('resourceversions',      if ($4 ne '') { $is_random_order = 1; }
   $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},              if ($folder eq 'supplemental') {
   $ENV{'course.'.$ENV{'request.course.id'}.'.num'});                  if ($allowed) {
                       $name = &mt('Supplemental '.$type.' Documents');
     $hashtied=0;                  } else {
     &tiehash();                      $name = &mt($type.' Documents');
     my %newsetversions=();                  }
     if ($ENV{'form.setmostrecent'}) {              }
  $haschanged=1;      &Apache::lonhtmlcommon::add_breadcrumb(
  foreach (keys %hash) {        {'href'=>$url.$cpinfo,
     if ($_=~/^ids\_(\/res\/.+)$/) {         'title'=>$name,
  $newsetversions{$1}='mostrecent';         'text'=>'<font size="+1">'.
     }     $name.'</font>',
  }         'no_mt'=>1,
     } elsif ($ENV{'form.setcurrent'}) {         });
  $haschanged=1;   $plain.=$name.' &gt; ';
  foreach (keys %hash) {      }
     if ($_=~/^ids\_(\/res\/.+)$/) {      $plain=~s/\&gt\;\s*$//;
  my $getvers=&Apache::lonnet::getversion($1);      return (&Apache::lonhtmlcommon::breadcrumbs(undef,undef,0,'nohelp',
  if ($getvers>0) {         'LC_docs_path'),$randompick,$ishidden,$isencrypted,$plain,$is_random_order);
     $newsetversions{$1}=$getvers;  }
  }  
     }  sub log_docs {
  }      return &Apache::lonnet::instructor_log('docslog',@_);
     } elsif ($ENV{'form.setversions'}) {  }
  $haschanged=1;  
  foreach (keys %ENV) {  {
     if ($_=~/^form\.set_version_(.+)$/) {      my @oldresources=();
  my $src=$1;      my @oldorder=();
  if (($ENV{$_}) && ($ENV{$_} ne $setversions{$src})) {      my $parmidx;
     $newsetversions{$src}=$ENV{$_};      my %parmaction=();
  }      my %parmvalue=();
     }      my $changedflag;
  }  
     }      sub snapshotbefore {
     if ($haschanged) {          @oldresources=@LONCAPA::map::resources;
         if (&Apache::lonnet::put('resourceversions',\%newsetversions,          @oldorder=@LONCAPA::map::order;
   $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},          $parmidx=undef;
   $ENV{'course.'.$ENV{'request.course.id'}.'.num'}) eq 'ok') {          %parmaction=();
     $r->print('<h1>'.&mt('Your Version Settings have been Stored').'</h1>');          %parmvalue=();
  } else {          $changedflag=0;
     $r->print('<h1><font color="red">'.&mt('An Error Occured while Attempting to Store your Version Settings').'</font></h1>');      }
  }  
  &mark_hash_old();      sub remember_parms {
     }          my ($idx,$parameter,$action,$value)=@_;
     &changewarning($r,'');          $parmidx=$idx;
     if ($ENV{'form.timerange'} eq 'all') {          $parmaction{$parameter}=$action;
 # show all documents          $parmvalue{$parameter}=$value;
  $header=&mt('All Documents in Course');          $changedflag=1;
  $allsel=1;      }
  foreach (keys %hash) {  
     if ($_=~/^ids\_(\/res\/.+)$/) {      sub log_differences {
  my $src=$1;          my ($plain)=@_;
  $changes{$src}=1;          my %storehash=('folder' => $plain,
     }                         'currentfolder' => $env{'form.folder'});
  }          if ($parmidx) {
     } else {             $storehash{'parameter_res'}=$oldresources[$parmidx];
 # show documents which changed             foreach my $parm (keys(%parmaction)) {
  %changes=&Apache::lonnet::dump                $storehash{'parameter_action_'.$parm}=$parmaction{$parm};
  ('versionupdate',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},                $storehash{'parameter_value_'.$parm}=$parmvalue{$parm};
                      $ENV{'course.'.$ENV{'request.course.id'}.'.num'});             }
  my $firstkey=(keys %changes)[0];          }
  unless ($firstkey=~/^error\:/) {          my $maxidx=$#oldresources;
     unless ($ENV{'form.timerange'}) {          if ($#LONCAPA::map::resources>$#oldresources) {
  $ENV{'form.timerange'}=604800;             $maxidx=$#LONCAPA::map::resources;
     }          }
     my $seltext=&mt('during the last').' '.$ENV{'form.timerange'}.' '          for (my $idx=0; $idx<=$maxidx; $idx++) {
  .&mt('seconds');             if ($LONCAPA::map::resources[$idx] ne $oldresources[$idx]) {
     if ($ENV{'form.timerange'}==-1) {                $storehash{'before_resources_'.$idx}=$oldresources[$idx];
  $seltext='since start of course';                $storehash{'after_resources_'.$idx}=$LONCAPA::map::resources[$idx];
  $startsel='selected';                $changedflag=1;
  $ENV{'form.timerange'}=time;             }
     }             if ($LONCAPA::map::order[$idx] ne $oldorder[$idx]) {
     $starttime=time-$ENV{'form.timerange'};                $storehash{'before_order_res_'.$idx}=$oldresources[$oldorder[$idx]];
     if ($ENV{'form.timerange'}==2592000) {                $storehash{'after_order_res_'.$idx}=$LONCAPA::map::resources[$LONCAPA::map::order[$idx]];
  $seltext=&mt('during the last month').' ('.&Apache::lonlocal::locallocaltime($starttime).')';                $changedflag=1;
  $monthsel='selected';             }
     } elsif ($ENV{'form.timerange'}==604800) {          }
  $seltext=&mt('during the last week').' ('.&Apache::lonlocal::locallocaltime($starttime).')';   $storehash{'maxidx'}=$maxidx;
  $weeksel='selected';          if ($changedflag) { &log_docs(\%storehash); }
     } elsif ($ENV{'form.timerange'}==86400) {      }
  $seltext=&mt('since yesterday').' ('.&Apache::lonlocal::locallocaltime($starttime).')';  }
  $daysel='selected';  
     }  
     $header=&mt('Content changed').' '.$seltext;  
  } else {  
     $header=&mt('No content modifications yet.');  
  }  sub docs_change_log {
     }      my ($r)=@_;
     %setversions=&Apache::lonnet::dump('resourceversions',      my $folder=$env{'form.folder'};
   $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},      $r->print(&Apache::loncommon::start_page('Course Document Change Log'));
   $ENV{'course.'.$ENV{'request.course.id'}.'.num'});      $r->print(&Apache::lonhtmlcommon::breadcrumbs('Course Document Change Log'));
     my %lt=&Apache::lonlocal::texthash      my %docslog=&Apache::lonnet::dump('nohist_docslog',
       ('st' => 'Version changes since start of Course',                                        $env{'course.'.$env{'request.course.id'}.'.domain'},
        'lm' => 'Version changes since last Month',                                        $env{'course.'.$env{'request.course.id'}.'.num'});
        'lw' => 'Version changes since last Week',  
        'sy' => 'Version changes since Yesterday',      if ((keys(%docslog))[0]=~/^error\:/) { undef(%docslog); }
                'al' => 'All Resources (possibly large output)',  
        'sd' => 'Display',      $r->print('<form action="/adm/coursedocs" method="post" name="docslog">'.
        'fi' => 'File',                '<input type="hidden" name="docslog" value="1" />');
        'md' => 'Modification Date',  
                'mr' => 'Most recently published Version',      my %saveable_parameters = ('show' => 'scalar',);
        've' => 'Version used in Course',      &Apache::loncommon::store_course_settings('docs_log',
                'vu' => 'Set Version to be used in Course',                                                \%saveable_parameters);
 'sv' => 'Set Versions to be used in Course according to Selections below',      &Apache::loncommon::restore_course_settings('docs_log',
 'sm' => 'Keep all Resources up-to-date with most recent Versions (default)',                                                  \%saveable_parameters);
 'sc' => 'Set all Resource Versions to current Version (Fix Versions)',      if (!$env{'form.show'}) { $env{'form.show'}=10; }
        'di' => 'Differences');      my %lt=('hiddenresource' => 'Resources hidden',
     $r->print(<<ENDHEADERS);      'encrypturl'     => 'URL hidden',
 <form action="/adm/coursedocs" method="post">      'randompick'     => 'Randomly pick',
 <input type="hidden" name="versions" value="1" />      'randomorder'    => 'Randomly ordered',
 <input type="submit" name="setmostrecent" value="$lt{'sm'}" />      'set'            => 'set to',
 <input type="submit" name="setcurrent" value="$lt{'sc'}" /><hr />      'del'            => 'deleted');
 <select name="timerange">      $r->print(&Apache::loncommon::display_filter().
 <option value='all' $allsel>$lt{'al'}</option>                '<input type="hidden" name="folder" value="'.$folder.'" />'.
 <option value="-1" $startsel>$lt{'st'}</option>                '<input type="submit" value="'.&mt('Display').'" /></form>');
 <option value="2592000" $monthsel>$lt{'lm'}</option>      $r->print(&Apache::loncommon::start_data_table().&Apache::loncommon::start_data_table_header_row().
 <option value="604800" $weeksel>$lt{'lw'}</option>                '<th>'.&mt('Time').'</th><th>'.&mt('User').'</th><th>'.&mt('Folder').'</th><th>'.&mt('Before').'</th><th>'.
 <option value="86400" $daysel>$lt{'sy'}</option>                &mt('After').'</th>'.
 </select>                &Apache::loncommon::end_data_table_header_row());
 <input type="submit" name="display" value="$lt{'sd'}" />      my $shown=0;
 <h3>$header</h3>      foreach my $id (sort { $docslog{$b}{'exe_time'}<=>$docslog{$a}{'exe_time'} } (keys(%docslog))) {
 <input type="submit" name="setversions" value="$lt{'sv'}" />   if ($env{'form.displayfilter'} eq 'currentfolder') {
 <table border="0">      if ($docslog{$id}{'logentry'}{'currentfolder'} ne $folder) { next; }
 ENDHEADERS   }
     foreach (sort keys %changes) {          my @changes=keys(%{$docslog{$id}{'logentry'}});
  if ($changes{$_}>$starttime) {          if ($env{'form.displayfilter'} eq 'containing') {
     my ($root,$extension)=($_=~/^(.*)\.(\w+)$/);      my $wholeentry=$docslog{$id}{'exe_uname'}.':'.$docslog{$id}{'exe_udom'}.':'.
     my $currentversion=&Apache::lonnet::getversion($_);   &Apache::loncommon::plainname($docslog{$id}{'exe_uname'},$docslog{$id}{'exe_udom'});
     if ($currentversion<0) {      foreach my $key (@changes) {
  $currentversion=&mt('Could not be determined.');   $wholeentry.=':'.$docslog{$id}{'logentry'}{$key};
     }      }
     my $linkurl=&Apache::lonnet::clutter($_);      if ($wholeentry!~/\Q$env{'form.containingphrase'}\E/i) { next; }        
     $r->print(   }
       '<tr><td colspan="5"><br /><br /><font size="+1"><b>'.          my $count = 0;
       &Apache::lonnet::gettitle($linkurl).          my $time =
                       '</b></font></td></tr>'.              &Apache::lonlocal::locallocaltime($docslog{$id}{'exe_time'});
                       '<tr><td>&nbsp;&nbsp;&nbsp;</td>'.          my $plainname =
                       '<td colspan="4">'.              &Apache::loncommon::plainname($docslog{$id}{'exe_uname'},
                       '<a href="'.$linkurl.'" target="cat">'.$linkurl.                                            $docslog{$id}{'exe_udom'});
       '</a></td></tr>'.          my $about_me_link =
                       '<tr><td></td>'.              &Apache::loncommon::aboutmewrapper($plainname,
                       '<td title="'.$lt{'md'}.'">'.                                                 $docslog{$id}{'exe_uname'},
       &Apache::lonlocal::locallocaltime(                                                 $docslog{$id}{'exe_udom'});
                            &Apache::lonnet::metadata($root.'.'.$extension,          my $send_msg_link='';
                                                      'lastrevisiondate')          if ((($docslog{$id}{'exe_uname'} ne $env{'user.name'})
                                                         ).               || ($docslog{$id}{'exe_udom'} ne $env{'user.domain'}))) {
                       '</td>'.              $send_msg_link ='<br />'.
                       '<td title="'.$lt{'mr'}.'"><nobr>Most Recent: '.                  &Apache::loncommon::messagewrapper(&mt('Send message'),
                       '<font size="+1">'.$currentversion.'</font>'.                                                     $docslog{$id}{'exe_uname'},
                       '</nobr></td>'.                                                     $docslog{$id}{'exe_udom'});
                       '<td title="'.$lt{'ve'}.'"><nobr>In Course: '.          }
                       '<font size="+1">');          $r->print(&Apache::loncommon::start_data_table_row());
 # Used in course          $r->print('<td>'.$time.'</td>
     my $usedversion=$hash{'version_'.$linkurl};                         <td>'.$about_me_link.
     if (($usedversion) && ($usedversion ne 'mostrecent')) {                    '<br /><tt>'.$docslog{$id}{'exe_uname'}.
  $r->print($usedversion);                                    ':'.$docslog{$id}{'exe_udom'}.'</tt>'.
     } else {                    $send_msg_link.'</td><td>'.
  $r->print($currentversion);                    $docslog{$id}{'logentry'}{'folder'}.'</td><td>');
     }  # Before
     $r->print('</font></nobr></td><td title="'.$lt{'vu'}.'">'.   for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
                       '<nobr>Use: ');      my $oldname=(split(/\:/,$docslog{$id}{'logentry'}{'before_resources_'.$idx}))[0];
 # Set version      my $newname=(split(/\:/,$docslog{$id}{'logentry'}{'after_resources_'.$idx}))[0];
     $r->print(&Apache::loncommon::select_form($setversions{$linkurl},      if ($oldname ne $newname) {
       'set_version_'.$linkurl,   $r->print(&LONCAPA::map::qtescape($oldname));
       ('select_form_order' =>      }
        ['',1..$currentversion,'mostrecent'],   }
        '' => '',   $r->print('<ul>');
        'mostrecent' => 'most recent',   for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
        map {$_,$_} (1..$currentversion))));              if ($docslog{$id}{'logentry'}{'before_order_res_'.$idx}) {
     $r->print('</nobr></td></tr><tr><td></td>');   $r->print('<li>'.&LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'before_order_res_'.$idx}))[0]).'</li>');
     my $lastold=1;      }
     for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {   }
  my $url=$root.'.'.$prevvers.'.'.$extension;   $r->print('</ul>');
  if (&Apache::lonnet::metadata($url,'lastrevisiondate')<  # After
     $starttime) {          $r->print('</td><td>');
     $lastold=$prevvers;  
  }   for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
     }      my $oldname=(split(/\:/,$docslog{$id}{'logentry'}{'before_resources_'.$idx}))[0];
             #       my $newname=(split(/\:/,$docslog{$id}{'logentry'}{'after_resources_'.$idx}))[0];
             # Code to figure out how many version entries should go in      if ($oldname ne '' && $oldname ne $newname) {
             # each of the four columns   $r->print(&LONCAPA::map::qtescape($newname));
             my $entries_per_col = 0;      }
             my $num_entries = ($currentversion-$lastold);   }        
             if ($num_entries % 4 == 0) {   $r->print('<ul>');
                 $entries_per_col = $num_entries/4;   for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
             } else {              if ($docslog{$id}{'logentry'}{'after_order_res_'.$idx}) {
                 $entries_per_col = $num_entries/4 + 1;   $r->print('<li>'.&LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'after_order_res_'.$idx}))[0]).'</li>');
             }      }
             my $entries_count = 0;   }
             $r->print('<td valign="top"><font size="-2">');    $r->print('</ul>');
             my $cols_output = 1;   if ($docslog{$id}{'logentry'}{'parameter_res'}) {
             for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {      $r->print(&LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'parameter_res'}))[0]).':<ul>');
  my $url=$root.'.'.$prevvers.'.'.$extension;      foreach my $parameter ('randompick','hiddenresource','encrypturl','randomorder') {
  $r->print('<nobr><a href="'.&Apache::lonnet::clutter($url).   if ($docslog{$id}{'logentry'}{'parameter_action_'.$parameter}) {
   '">'.&mt('Version').' '.$prevvers.'</a> ('.      $r->print('<li>'.
   &Apache::lonlocal::locallocaltime(        &mt($lt{$parameter}.' '.$lt{$docslog{$id}{'logentry'}{'parameter_action_'.$parameter}}.' [_1]',
                                 &Apache::lonnet::metadata($url,    $docslog{$id}{'logentry'}{'parameter_value_'.$parameter})
                                                           'lastrevisiondate')        .'</li>');
                                                             ).   }
   ')');      }
  if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {      $r->print('</ul>');
                     $r->print(' <a href="/adm/diff?filename='.   }
       &Apache::lonnet::clutter($root.'.'.$extension).  # End
       '&versionone='.$prevvers.          $r->print('</td>'.&Apache::loncommon::end_data_table_row());
       '">'.&mt('Diffs').'</a>');          $shown++;
  }          if (!($env{'form.show'} eq &mt('all')
  $r->print('</nobr><br />');                || $shown<=$env{'form.show'})) { last; }
                 if (++$entries_count % $entries_per_col == 0) {      }
                     $r->print('</font></td>');      $r->print(&Apache::loncommon::end_data_table());
                     if ($cols_output != 4) {  }
                         $r->print('<td valign="top"><font size="-2">');  
                         $cols_output++;  sub update_paste_buffer {
                     }      my ($coursenum,$coursedom) = @_;
                 }  
     }      return if (!defined($env{'form.markcopy'}));
             while($cols_output++ < 4) {      return if (!defined($env{'form.copyfolder'}));
                 $r->print('</font></td><td><font>')      return if ($env{'form.markcopy'} < 0);
             }  
     $r->print('</font></td></tr>'."\n");      my ($errtext,$fatal) = &mapread($coursenum,$coursedom,
  }      $env{'form.copyfolder'});
     }     
     $r->print('</table></form>');      return if ($fatal);
     $r->print('<h1>'.&mt('Done').'.</h1>');  
   # Mark for copying
     &untiehash();      my ($title,$url)=split(':',$LONCAPA::map::resources[$LONCAPA::map::order[$env{'form.markcopy'}]]);
 }      if (&is_supplemental_title($title)) {
           &Apache::lonnet::appenv({'docs.markedcopy_supplemental' => $title});
 sub mark_hash_old {   ($title) = &parse_supplemental_title($title);
     my $retie_hash=0;      } elsif ($env{'docs.markedcopy_supplemental'}) {
     if ($hashtied) {          &Apache::lonnet::delenv('docs\\.markedcopy_supplemental');
  $retie_hash=1;      }
  &untiehash();      $url=~s{http(&colon;|:)//https(&colon;|:)//}{https$2//};
     }  
     &tiehash('write');      &Apache::lonnet::appenv({'docs.markedcopy_title' => $title,
     $hash{'old'}=1;      'docs.markedcopy_url'   => $url});
     &untiehash();      delete($env{'form.markcopy'});
     if ($retie_hash) { &tiehash(); }  }
 }  
   sub print_paste_buffer {
 sub is_hash_old {      my ($r,$container) = @_;
     my $untie_hash=0;      return if (!defined($env{'docs.markedcopy_url'}));
     if (!$hashtied) {  
  $untie_hash=1;      $r->print(<<ENDPASTE);
  &tiehash();  <form name="pasteform" action="/adm/coursedocs" method="post"><p>
     }  ENDPASTE
     my $return=$hash{'old'};      $r->print('<input type="submit" name="pastemarked" value="'.&mt('Paste').'" /> ');
     if ($untie_hash) { &untiehash(); }  
     return $return;      my $type;
 }      if ($env{'docs.markedcopy_url'} =~ m{^(?:/adm/wrapper/ext|(?:http|https)(?:&colon;|:))//} ) {
    $type = &mt('External Resource');
 sub changewarning {   $r->print($type.': '.
     my ($r,$postexec)=@_;    &LONCAPA::map::qtescape($env{'docs.markedcopy_title'}).' ('.
     if (!&is_hash_old()) { return; }    &LONCAPA::map::qtescape($env{'docs.markedcopy_url'}).')');
     $r->print(      }  else {
 '<script>function reinit(tf) { tf.submit();'.$postexec.' }</script>'.    my $extension = (split(/\./,$env{'docs.markedcopy_url'}))[-1];
 '<form method="post" action="/adm/roles" target="loncapaclient">'.   my $icon = &Apache::loncommon::icon($extension);
 '<input type="hidden" name="orgurl" value="/adm/coursedocs?folderpath='.   if ($extension eq 'sequence' &&
 &Apache::lonnet::escape($ENV{'form.folderpath'}).      $env{'docs.markedcopy_url'} =~ m{/default_\d+\.sequence$ }x) {
 '" /><input type="hidden" name="selectrole" value="1" /><h3><font color="red">'.      $icon = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL'));
 &mt('Changes will become active for your current session after').      $icon .= '/folder_closed.gif';
 ' <input type="hidden" name="'.   }
 $ENV{'request.role'}.'" value="1" /><input type="button" value="'.   $icon = '<img src="'.$icon.'" alt="" class="LC_icon" />';
 &mt('re-initializing course').'" onClick="reinit(this.form)"/>'.&mt(', or the next time you log in.').   $r->print($icon.$type.': '.  &parse_supplemental_title(&LONCAPA::map::qtescape($env{'docs.markedcopy_title'})));
 $help{'Caching'}.'</font></h3></form>');      }
 }      if ($container eq 'page') {
    $r->print('
 # ================================================================ Main Handler   <input type="hidden" name="pagepath" value="'.&HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />
 sub handler {   <input type="hidden" name="pagesymb" value="'.&HTML::Entities::encode($env{'form.pagesymb'},'<>&"').'" />
     my $r = shift;  ');
     &Apache::loncommon::content_type($r,'text/html');      } else {
     $r->send_http_header;   $r->print('
     return OK if $r->header_only;          <input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />
   ');
 # --------------------------------------------- Initialize help topics for this      }
   foreach ('Adding_Course_Doc','Main_Course_Documents',      $r->print('</p></form>');
            'Adding_External_Resource','Navigate_Content',  }
            'Adding_Folders','Docs_Overview', 'Load_Map',  
            'Supplemental', 'Score_Upload_Form',  sub do_paste_from_buffer {
            'Importing_LON-CAPA_Resource','Uploading_From_Harddrive',      my ($coursenum,$coursedom,$folder) = @_;
    'Check_Resource_Versions','Verify_Content') {  
       $help{$_}=&Apache::loncommon::help_open_topic('Docs_'.$_);      if (!$env{'form.pastemarked'}) {
   }          return;
     # Composite help files      }
     $help{'Syllabus'} = &Apache::loncommon::help_open_topic(  
     'Docs_About_Syllabus,Docs_Editing_Templated_Pages');  # paste resource to end of list
     $help{'Simple Page'} = &Apache::loncommon::help_open_topic(      my $url=&LONCAPA::map::qtescape($env{'docs.markedcopy_url'});
     'Docs_About_Simple_Page,Docs_Editing_Templated_Pages');      my $title=&LONCAPA::map::qtescape($env{'docs.markedcopy_title'});
     $help{'Simple Problem'} = &Apache::loncommon::help_open_topic(  # Maps need to be copied first
     'Option_Response_Simple');      if (($url=~/\.(page|sequence)$/) && ($url=~/^\/uploaded\//)) {
     $help{'Bulletin Board'} = &Apache::loncommon::help_open_topic(   $title=&mt('Copy of').' '.$title;
     'Docs_About_Bulletin_Board,Docs_Editing_Templated_Pages');   my $newid=$$.int(rand(100)).time;
     $help{'My Personal Info'} = &Apache::loncommon::help_open_topic(   my ($oldid,$ext) = ($url=~/^(.+)\.(\w+)$/);
   'Docs_About_My_Personal_Info,Docs_Editing_Templated_Pages');          if ($oldid =~ m{^(/uploaded/\Q$coursedom\E/\Q$coursenum\E/)(\D+)(\d+)$}) {
     $help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');              my $path = $1;
                my $prefix = $2;
   if ($ENV{'form.verify'}) {              my $ancestor = $3;
       &verifycontent($r);              if (length($ancestor) > 10) {
   } elsif ($ENV{'form.versions'}) {                  $ancestor = substr($ancestor,-10,10);
       &checkversions($r);              }
   } elsif ($ENV{'form.dumpcourse'}) {              $oldid = $path.$prefix.$ancestor;
       &dumpcourse($r);          }
   } elsif ($ENV{'form.exportcourse'}) {          my $counter = 0;
       &exportcourse($r);          my $newurl=$oldid.$newid.'.'.$ext;
   } else {          my $is_unique = &uniqueness_check($newurl);
 # is this a standard course?          while (!$is_unique && $counter < 100) {
               $counter ++;
     my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//);              $newid ++;
     my $forcestandard;              $newurl = $oldid.$newid;
     my $forcesupplement;              $is_unique = &uniqueness_check($newurl);
     my $script='';          }
     my $allowed;          if (!$is_unique) {
     my $events='';              if ($url=~/\.page$/) {
     my $showdoc=0;                  return &mt('Paste failed: an error occurred creating a unique URL for the composite page');
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},              } else {
     ['folderpath']);                  return &mt('Paste failed: an error occurred creating a unique URL for the folder');
     if ($ENV{'form.folderpath'}) {              }
  my (@folderpath)=split('&',$ENV{'form.folderpath'});          }
  $ENV{'form.foldername'}=&Apache::lonnet::unescape(pop(@folderpath));   my $storefn=$newurl;
  $ENV{'form.folder'}=pop(@folderpath);   $storefn=~s{^/\w+/$match_domain/$match_username/}{};
     }    my $paste_map_result =
     if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {              &Apache::lonclonecourse::writefile($env{'request.course.id'},$storefn,
        $showdoc='/'.$1;         &Apache::lonnet::getfile($url));
     }          if ($paste_map_result eq '/adm/notfound.html') {
     unless ($showdoc) { # got called from remote              if ($url=~/\.page$/) {
        $forcestandard=($ENV{'form.folder'}=~/^default_/);                  return &mt('Paste failed: an error occurred saving the composite page');
        $forcesupplement=($ENV{'form.folder'}=~/^supplemental_/);              } else {
                   return &mt('Paste failed: an error occurred saving the folder');
 # does this user have privileges to post, etc?              }
        $allowed=&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'});          }
        if ($allowed) {    $url = $newurl;
          &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);      }
          $script=&Apache::lonratedt::editscript('simple');   # published maps can only exists once, so remove it from paste buffer when done
        }      if (($url=~/\.(page|sequence)$/) && ($url=~m {^/res/})) {
     } else { # got called in sequence from course   &Apache::lonnet::delenv('docs\\.markedcopy');
        $allowed=0;      }
        $script='</script>'.&Apache::lonmenu::registerurl(1,undef).'<script>';      if ($url=~ m{/smppg$}) {
        $events='onLoad="'.&Apache::lonmenu::loadevents.   my $db_name = &Apache::lonsimplepage::get_db_name($url);
            '" onUnload="'.&Apache::lonmenu::unloadevents.'"';   if ($db_name =~ /^smppage_/) {
     }      #simple pages, need to copy the db contents to a new one.
       my %contents=&Apache::lonnet::dump($db_name,$coursedom,$coursenum);
 # get course data      my $now = time();
     my $coursenum=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};      $db_name =~ s{_\d*$ }{_$now}x;
     my $coursedom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};      my $result=&Apache::lonnet::put($db_name,\%contents,
       $coursedom,$coursenum);
 # get personal data      $url =~ s{/(\d*)/smppg$ }{/$now/smppg}x;
        $title=&mt('Copy of').' '.$title;
     my $uname=$ENV{'user.name'};   }
     my $udom=$ENV{'user.domain'};      }
     my $plainname=&Apache::lonnet::escape(      $title = &LONCAPA::map::qtunescape($title);
                      &Apache::loncommon::plainname($uname,$udom));      my $ext='false';
       if ($url=~m{^http(|s)://}) { $ext='true'; }
 # graphics settings      $url       = &LONCAPA::map::qtunescape($url);
   # Now insert the URL at the bottom
     $iconpath = $r->dir_config('lonIconsURL') . "/";      my $newidx = &LONCAPA::map::getresidx($url);
       if ($env{'docs.markedcopy_supplemental'}) {
     my $now=time;          if ($folder =~ /^supplemental/) {
               $title = $env{'docs.markedcopy_supplemental'};
 # print screen          } else {
     $r->print(<<ENDDOCUMENT);              (undef,undef,$title) =
 <html>                  &parse_supplemental_title($env{'docs.markedcopy_supplemental'});
 <head>          }
 <title>The LearningOnline Network with CAPA</title>      } else {
 <script>          if ($folder=~/^supplemental/) {
 $script             $title=time.'___&&&___'.$env{'user.name'}.'___&&&___'.
 </script>                    $env{'user.domain'}.'___&&&___'.$title;
 ENDDOCUMENT          }
    if ($allowed) {      }
     $r->print(<<ENDNEWSCRIPT);  
 <script>      $LONCAPA::map::resources[$newidx]= $title.':'.$url.':'.$ext.':normal:res';
 function makenewfolder(targetform,folderseq) {      push(@LONCAPA::map::order, $newidx);
     var foldername=prompt('Name of New Folder','New Folder');      return 'ok';
     if (foldername) {  # Store the result
  targetform.importdetail.value=foldername+"="+folderseq;  }
         targetform.submit();  
     }  sub uniqueness_check {
 }      my ($newurl) = @_;
       my $unique = 1;
 function makenewext(targetname) {      foreach my $res (@LONCAPA::map::order) {
     this.document.forms.extimport.useform.value=targetname;          my ($name,$url)=split(/\:/,$LONCAPA::map::resources[$res]);
     window.open('/adm/rat/extpickframe.html');          $url=&LONCAPA::map::qtescape($url);
 }          if ($newurl eq $url) {
               $unique = 0;
 function makeexamupload() {              last;    
    var title=prompt('Listed Title for the Uploaded Score');          }
    if (title) {       }
     this.document.forms.newexamupload.importdetail.value=      return $unique;
  title+'=/res/lib/templates/examupload.problem';  }
     this.document.forms.newexamupload.submit();  
    }  my %parameter_type = ( 'randompick'     => 'int_pos',
 }         'hiddenresource' => 'string_yesno',
          'encrypturl'     => 'string_yesno',
 function makesmppage() {         'randomorder'    => 'string_yesno',);
    var title=prompt('Listed Title for the Page');  my $valid_parameters_re = join('|',keys(%parameter_type));
    if (title) {   # set parameters
     this.document.forms.newsmppg.importdetail.value=  sub update_parameter {
  title+'=/adm/$udom/$uname/$now/smppg';  
     this.document.forms.newsmppg.submit();      return 0 if ($env{'form.changeparms'} !~ /^($valid_parameters_re)$/);
    }  
 }      my $which = $env{'form.changeparms'};
       my $idx = $env{'form.setparms'};
 function makesmpproblem() {      if ($env{'form.'.$which.'_'.$idx}) {
    var title=prompt('Listed Title for the Problem');   my $value = ($which eq 'randompick') ? $env{'form.'.$which.'_'.$idx}
    if (title) {                                        : 'yes';
     this.document.forms.newsmpproblem.importdetail.value=   &LONCAPA::map::storeparameter($idx, 'parameter_'.$which, $value,
  title+'=/res/lib/templates/simpleproblem.problem';        $parameter_type{$which});
     this.document.forms.newsmpproblem.submit();   &remember_parms($idx,$which,'set',$value);
    }      } else {
 }   &LONCAPA::map::delparameter($idx,'parameter_'.$which);
   
 function makebulboard() {   &remember_parms($idx,$which,'del');
    var title=prompt('Listed Title for the Bulletin Board');      }
    if (title) {      return 1;
     this.document.forms.newbul.importdetail.value=  }
  title+'=/adm/$udom/$uname/$now/bulletinboard';  
     this.document.forms.newbul.submit();  
    }  sub handle_edit_cmd {
 }      my ($coursenum,$coursedom) =@_;
   
 function makeabout() {      my ($cmd,$idx)=split('_',$env{'form.cmd'});
    var user=prompt("Enter user\@domain for User's 'About Me' Page");  
    if (user) {      my $ratstr = $LONCAPA::map::resources[$LONCAPA::map::order[$idx]];
        var comp=new Array();      my ($title, $url, @rrest) = split(':', $ratstr);
        comp=user.split('\@');  
        if ((typeof(comp[0])!=undefined) && (typeof(comp[1])!=undefined)) {      if ($cmd eq 'del') {
    if ((comp[0]) && (comp[1])) {   if (($url=~m|/+uploaded/\Q$coursedom\E/\Q$coursenum\E/|) &&
        this.document.forms.newaboutsomeone.importdetail.value=      ($url!~/\.(page|sequence|problem|exam|quiz|assess|survey|form|library|task)$/)) {
    'About '+user+'=/adm/'+comp[1]+'/'+comp[0]+'/aboutme';      &Apache::lonnet::removeuploadedurl($url);
        this.document.forms.newaboutsomeone.submit();   } else {
    }      &LONCAPA::map::makezombie($LONCAPA::map::order[$idx]);
        }   }
    }   splice(@LONCAPA::map::order, $idx, 1);
 }  
       } elsif ($cmd eq 'cut') {
 function makeims() {   &LONCAPA::map::makezombie($LONCAPA::map::order[$idx]);
     var caller = document.forms.ims.folder.value   splice(@LONCAPA::map::order, $idx, 1);
     var newlocation = "/adm/imsimportdocs?folder="+caller+"&phase=one"  
     newWindow = window.open("","IMSimport","HEIGHT=700,WIDTH=750,scrollbars=yes")      } elsif ($cmd eq 'up'
     newWindow.location.href = newlocation       && ($idx) && (defined($LONCAPA::map::order[$idx-1]))) {
 }   @LONCAPA::map::order[$idx-1,$idx] = @LONCAPA::map::order[$idx,$idx-1];
   
       } elsif ($cmd eq 'down'
 function finishpick() {       && defined($LONCAPA::map::order[$idx+1])) {
     var title=this.document.forms.extimport.title.value;   @LONCAPA::map::order[$idx+1,$idx] = @LONCAPA::map::order[$idx,$idx+1];
     var url=this.document.forms.extimport.url.value;  
     var form=this.document.forms.extimport.useform.value;      } elsif ($cmd eq 'rename') {
     eval  
      ('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+   my $comment = &LONCAPA::map::qtunescape($env{'form.title'});
     '";this.document.forms.'+form+'.submit();');   if ($comment=~/\S/) {
 }      $LONCAPA::map::resources[$LONCAPA::map::order[$idx]]=
    $comment.':'.join(':', $url, @rrest);
 function changename(folderpath,index,oldtitle) {   }
     var title=prompt('New Title',oldtitle);  # Devalidate title cache
     if (title) {   my $renamed_url=&LONCAPA::map::qtescape($url);
  this.document.forms.renameform.title.value=title;   &Apache::lonnet::devalidate_title_cache($renamed_url);
  this.document.forms.renameform.cmd.value='rename_'+index;      } else {
  this.document.forms.renameform.folderpath.value=folderpath;   return 0;
         this.document.forms.renameform.submit();      }
     }      return 1;
 }  }
   
 function removeres(folderpath,index,oldtitle) {  sub editor {
     if (confirm('Remove "'+oldtitle+'"?')) {      my ($r,$coursenum,$coursedom,$folder,$allowed,$upload_output,$type)=@_;
  this.document.forms.renameform.cmd.value='del_'+index;  
  this.document.forms.renameform.folderpath.value=folderpath;      my $container= ($env{'form.pagepath'}) ? 'page'
         this.document.forms.renameform.submit();                             : 'sequence';
     }  
 }      my ($errtext,$fatal) = &mapread($coursenum,$coursedom,
       $folder.'.'.$container);
 </script>      return $errtext if ($fatal);
   
 ENDNEWSCRIPT      if ($#LONCAPA::map::order<1) {
   }   my $idx=&LONCAPA::map::getresidx();
 # -------------------------------------------------------------------- Body tag   if ($idx<=0) { $idx=1; }
   $r->print('</head>'.          $LONCAPA::map::order[0]=$idx;
             &Apache::loncommon::bodytag('Course Documents','',$events,          $LONCAPA::map::resources[$idx]='';
  '','',$showdoc).      }
     &Apache::loncommon::help_open_menu('','','','',273,'RAT'));     
   unless ($showdoc) {      my ($breadcrumbtrail,$randompick,$ishidden,$isencrypted,$plain,$is_random_order)=
 # -----------------------------------------------------------------------------   &breadcrumbs($folder,$allowed,$type);
        my %lt=&Apache::lonlocal::texthash(      $r->print($breadcrumbtrail);
                 'uplm' => 'Upload a new main course document',     
                 'upls' => 'Upload a new supplemental course document',  # ------------------------------------------------------------ Process commands
                 'impp' => 'Import a published document',  
                 'spec' => 'Special documents',  # ---------------- if they are for this folder and user allowed to make changes
                 'upld' => 'Upload Document',      if (($allowed) && ($env{'form.folder'} eq $folder)) {
                 'srch' => 'Search',  # set parameters and change order
                 'impo' => 'Import',   &snapshotbefore();
                 'selm' => 'Select Map',  
                 'load' => 'Load Map',   if (&update_parameter()) {
                 'newf' => 'New Folder',      ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
                 'extr' => 'External Resource',      return $errtext if ($fatal);
                 'syll' => 'Syllabus',   }
                 'navc' => 'Navigate Contents',  
                 'sipa' => 'Simple Page',   if ($env{'form.newpos'} && $env{'form.currentpos'}) {
                 'sipr' => 'Simple Problem',  # change order
                 'scuf' => 'Score Upload Form',      my $res = splice(@LONCAPA::map::order,$env{'form.currentpos'}-1,1);
                 'bull' => 'Bulletin Board',      splice(@LONCAPA::map::order,$env{'form.newpos'}-1,0,$res);
                 'mypi' => 'My Personal Info',  
  'abou' => 'About User',      ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
                 'imsf' => 'Import IMS package',      return $errtext if ($fatal);
                 'file' =>  'File',   }
                 'title' => 'Title',      
                 'comment' => 'Comment'    if ($env{'form.pastemarked'}) {
   );              my $paste_res =
 # -----------------------------------------------------------------------------                  &do_paste_from_buffer($coursenum,$coursedom,$folder);
     if ($allowed) {              if ($paste_res eq 'ok') {
        my $dumpbut=&dumpbutton();                  ($errtext,$fatal) = &storemap($coursenum,$coursedom,$folder.'.'.$container);
        my $exportbut=&exportbutton();                  return $errtext if ($fatal);
        my %lt=&Apache::lonlocal::texthash(              } elsif ($paste_res ne '') {
  'vc' => 'Verify Content',                  $r->print('<p><span class="LC_error">'.$paste_res.'</span></p>');
  'cv' => 'Check/Set Resource Versions',              }
   );   }
   
        my $folderpath=$ENV{'form.folderpath'};   $r->print($upload_output);
        if (!$folderpath) {  
    if ($ENV{'form.folder'} eq '' ||   if (&handle_edit_cmd()) {
        $ENV{'form.folder'} eq 'supplemental') {      ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
        $folderpath='default&'.      return $errtext if ($fatal);
    &Apache::lonnet::escape(&mt('Main Course Documents'));   }
    }  # Group import/search
        }   if ($env{'form.importdetail'}) {
        $r->print(<<ENDCOURSEVERIFY);      my @imports;
 <form name="renameform" method="post" action="/adm/coursedocs">      foreach my $item (split(/\&/,$env{'form.importdetail'})) {
 <input type="hidden" name="title" />   if (defined($item)) {
 <input type="hidden" name="cmd" />      my ($name,$url,$residx)=
 <input type="hidden" name="folderpath" />   map {&unescape($_)} split(/\=/,$item);
 </form>      push(@imports, [$name, $url, $residx]);
 <form name="simpleedit" method="post" action="/adm/coursedocs">   }
 <input type=hidden name="importdetail" value="">      }
 <input type="hidden" name="folderpath" value="$folderpath" />      ($errtext,$fatal)=&group_import($coursenum, $coursedom, $folder,
 </form>      $container,'londocs',@imports);
 <form action="/adm/coursedocs" method="post" name="courseverify">      return $errtext if ($fatal);
 <table bgcolor="#AAAAAA" width="100%" cellspacing="4" cellpadding="4">   }
 <tr><td bgcolor="#DDDDCC">  # Loading a complete map
 <input type="submit" name="verify" value="$lt{'vc'}" />$help{'Verify_Content'}   if ($env{'form.loadmap'}) {
 </td><td bgcolor="#DDDDCC">      if ($env{'form.importmap'}=~/\w/) {
     <input type="submit" name="versions" value="$lt{'cv'}" />$help{'Check_Resource_Versions'}   foreach my $res (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$env{'form.importmap'}))) {
 $dumpbut      my ($title,$url,$ext,$type)=split(/\:/,$res);
 $exportbut      my $idx=&LONCAPA::map::getresidx($url);
 </td></tr></table>      $LONCAPA::map::resources[$idx]=$res;
 </form>      $LONCAPA::map::order[$#LONCAPA::map::order+1]=$idx;
 ENDCOURSEVERIFY   }
        $r->print(&Apache::loncommon::help_open_topic('Docs_Adding_Course_Doc',   ($errtext,$fatal)=&storemap($coursenum,$coursedom,
      &mt('Editing the Table of Contents for your Course')));      $folder.'.'.$container);
     }   return $errtext if ($fatal);
 # --------------------------------------------------------- Standard documents      } else {
     $r->print('<table border=2 cellspacing=4 cellpadding=4>');   $r->print('<p><span class="LC_error">'.&mt('No map selected.').'</span></p>');
     if (($standard) && ($allowed) && (!$forcesupplement)) {  
  $r->print('<tr><td bgcolor="#BBBBBB">');      }
 #  '<h2>'.&mt('Main Course Documents').   }
 #  ($allowed?' '.$help{'Main_Course_Documents'}:'').'</h2>');   &log_differences($plain);
        my $folder=$ENV{'form.folder'};      }
        if ($folder eq '' || $folder eq 'supplemental') {  # ---------------------------------------------------------------- End commands
            $folder='default';  # ---------------------------------------------------------------- Print screen
    $ENV{'form.folderpath'}='default&'.&Apache::lonnet::escape(&mt('Main Course Documents'));      my $idx=0;
        }      my $shown=0;
        my $postexec='';      if (($ishidden) || ($isencrypted) || ($randompick>=0) || ($is_random_order)) {
        if ($folder eq 'default') {   $r->print('<p>'.&mt('Parameters').':<ul>'.
    $r->print('<script>this.window.name="loncapaclient";</script>');    ($randompick>=0?'<li>'.&mt('randomly pick [_1] resources',$randompick).'</li>':'').
        } else {    ($ishidden?'<li>'.&mt('contents hidden').'</li>':'').
            #$postexec='self.close();';    ($isencrypted?'<li>'.&mt('URLs hidden').'</li>':'').
        }    '</ul></p>');
        $hadchanges=0;      }                                                                                                    
        &editor($r,$coursenum,$coursedom,$folder,$allowed);      if ($randompick>=0) {
        if ($hadchanges) {   $r->print('<p>'.&mt('Caution: this folder is set to randomly pick a subset of resources. Adding or removing resources from this folder will change the set of resources that the students see, resulting in spurious or missing credit for completed problems, not limited to ones you modify. Do not modify the contents of this folder if it is in active student use.').'</p>');
    &mark_hash_old()      }
        }      if ($is_random_order) {
        &changewarning($r,$postexec);   $r->print('<p>'.&mt('Caution: this folder is set to randomly order its contents. Adding or removing resources from this folder will change the order of resources shown.').'</p>');
        my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.      }
                      '.sequence';      $r->print('<table class="LC_docs_editor">');
        $r->print(<<ENDFORM);      foreach my $res (@LONCAPA::map::order) {
 <table cellspacing=4 cellpadding=4><tr>   my ($name,$url)=split(/\:/,$LONCAPA::map::resources[$res]);
 <th bgcolor="#DDDDDD">$lt{'uplm'}</th>   $name=&LONCAPA::map::qtescape($name);
 <th bgcolor="#DDDDDD">$lt{'impp'}</th>   $url=&LONCAPA::map::qtescape($url);
 <th bgcolor="#DDDDDD">$lt{'spec'}</th>   unless ($name) {  $name=(split(/\//,$url))[-1]; }
 </tr>   unless ($name) { $idx++; next; }
 <tr><td bgcolor="#DDDDDD">   $r->print(&entryline($idx,$name,$url,$folder,$allowed,$res,
 $lt{'file'}:<br />       $coursenum));
 <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">   $idx++;
 <input type="file" name="uploaddoc" size="40">   $shown++;
 <br />      }
 $lt{'title'}:<br />      unless ($shown) {
 <input type="text" size="50" name="comment">   $r->print('<tr><td>'.&mt('Currently no documents.').'</td></tr>');
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />      }
 <input type="hidden" name="cmd" value="upload_default">      $r->print("\n</table>\n");
 <nobr>      if ($allowed) {
 <input type="submit" value="$lt{'upld'}">          &print_paste_buffer($r,$container);
  $help{'Uploading_From_Harddrive'}      }
 </nobr>      return;
 </form>  }
 </td>  
 <td bgcolor="#DDDDDD">  sub process_file_upload {
 <form action="/adm/coursedocs" method="post" name="simpleeditdefault">      my ($upload_output,$coursenum,$coursedom,$allfiles,$codebase,$uploadcmd) = @_;
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />  # upload a file, if present
 <input type=button onClick="javascript:groupsearch()" value="$lt{'srch'}">      my $parseaction;
 <nobr>     if ($env{'form.parserflag'}) {
 <input type=button onClick="javascript:groupimport();" value="$lt{'impo'}">          $parseaction = 'parse';
 $help{'Importing_LON-CAPA_Resource'}      }
 </nobr>      my $phase_status;
 <p>      my $folder=$env{'form.folder'};
 <hr />      if ($folder eq '') {
 <input type="text" size="20" name="importmap"><br />          $folder='default';
 <nobr><input type=button       }
 onClick="javascript:openbrowser('simpleeditdefault','importmap','sequence,page','')"      if ( ($folder=~/^$uploadcmd/) || ($uploadcmd eq 'default') ) {
 value="$lt{'selm'}"> <input type="submit" name="loadmap" value="$lt{'load'}">          my $errtext='';
 $help{'Load_Map'}</nobr>          my $fatal=0;
 </p>          my $container='sequence';
 </form>          if ($env{'form.pagepath'}) {
 </td><td bgcolor="#DDDDDD">              $container='page';
 <form action="/adm/coursedocs" method="post" name="newfolder">          }
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />          ($errtext,$fatal)=
 <input type=hidden name="importdetail" value="">                &mapread($coursenum,$coursedom,$folder.'.'.$container);
 <nobr>          if ($#LONCAPA::map::order<1) {
 <input name="newfolder" type="button"              $LONCAPA::map::order[0]=1;
 onClick="javascript:makenewfolder(this.form,'$folderseq');"              $LONCAPA::map::resources[1]='';
 value="$lt{'newf'}" />$help{'Adding_Folders'}          }
 </nobr>          if ($fatal) {
 </form>              return 'failed';
 <form action="/adm/coursedocs" method="post" name="newext">          }
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />          my $destination = 'docs/';
 <input type=hidden name="importdetail" value="">          if ($folder =~ /^supplemental/) {
 <nobr>              $destination = 'supplemental/';
 <input name="newext" type="button" onClick="javascript:makenewext('newext');"          }
 value="$lt{'extr'}" /> $help{'Adding_External_Resource'}          if (($folder eq 'default') || ($folder eq 'supplemental')) {
 </nobr>              $destination .= 'default/';
 </form>          } elsif ($folder =~ /^(default|supplemental)_(\d+)$/) {
 <form action="/adm/coursedocs" method="post" name="newsyl">              $destination .=  $2.'/';
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />          }
 <input type=hidden name="importdetail"   # this is for a course, not a user, so set coursedoc flag
 value="Syllabus=/public/$coursedom/$coursenum/syllabus">  # probably the only place in the system where this should be "1"
 <nobr>          my $newidx=&LONCAPA::map::getresidx();
 <input name="newsyl" type="submit" value="$lt{'syll'}" />           $destination .= $newidx;
  $help{'Syllabus'}          my $url=&Apache::lonnet::userfileupload('uploaddoc',1,$destination,
 </nobr>   $parseaction,$allfiles,
 </form>   $codebase);
 <form action="/adm/coursedocs" method="post" name="newnav">          my $ext='false';
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />          if ($url=~m{^http://}) { $ext='true'; }
 <input type=hidden name="importdetail"    $url     = &LONCAPA::map::qtunescape($url);
 value="Navigate Content=/adm/navmaps">          my $comment=$env{'form.comment'};
 <nobr>   $comment = &LONCAPA::map::qtunescape($comment);
 <input name="newnav" type="submit" value="$lt{'navc'}" />          if ($folder=~/^supplemental/) {
 $help{'Navigate_Content'}                $comment=time.'___&&&___'.$env{'user.name'}.'___&&&___'.
 </nobr>                    $env{'user.domain'}.'___&&&___'.$comment;
 </form>          }
 <form action="/adm/coursedocs" method="post" name="newsmppg">  
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />          $LONCAPA::map::resources[$newidx]=
 <input type=hidden name="importdetail" value="">      $comment.':'.$url.':'.$ext.':normal:res';
 <nobr>          $LONCAPA::map::order[$#LONCAPA::map::order+1]= $newidx;
 <input name="newsmppg" type="button" value="$lt{'sipa'}"          ($errtext,$fatal)=&storemap($coursenum,$coursedom,
 onClick="javascript:makesmppage();" /> $help{'Simple Page'}      $folder.'.'.$container);
 </nobr>          if ($fatal) {
 </form>              $$upload_output .= '<p><span class="LC_error">'.$errtext.'</span></p>';
 <form action="/adm/coursedocs" method="post" name="newsmpproblem">              return 'failed';
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />          } else {
 <input type=hidden name="importdetail" value="">              if ($parseaction eq 'parse') {
 <nobr>                  my $total_embedded = keys(%{$allfiles});
 <input name="newsmpproblem" type="button" value="$lt{'sipr'}"                  if ($total_embedded > 0) {
 onClick="javascript:makesmpproblem();" />$help{'Simple Problem'}                      my $num = 0;
 </nobr>      my $state = '
 </form>     <input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />
 <form action="/adm/coursedocs" method="post" name="newexamupload">     <input type="hidden" name="cmd" value="upload_embedded" />
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />     <input type="hidden" name="newidx" value="'.$newidx.'" />
 <input type=hidden name="importdetail" value="">     <input type="hidden" name="primaryurl" value="'.&escape($url).'" />
 <nobr>     <input type="hidden" name="phasetwo" value="'.$total_embedded.'" />';
 <input name="newexamupload" type="button" value="$lt{'scuf'}"      $phase_status = 'phasetwo';
 onClick="javascript:makeexamupload();" />  
 $help{'Score_Upload_Form'}                      $$upload_output .=
 </nobr>   'This file contains embedded multimedia objects, which need to be uploaded to LON-CAPA.<br />'.
 </form>   &Apache::loncommon::ask_for_embedded_content(
 <form action="/adm/coursedocs" method="post" name="newbul">                              '/adm/coursedocs',$state,$allfiles,$codebase);
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />                  } else {
 <input type=hidden name="importdetail" value="">                      $$upload_output .= 'No embedded items identified<br />';
 <nobr>                  }
 <input name="newbulletin" type="button" value="$lt{'bull'}"              }
 onClick="javascript:makebulboard();" />          }
 $help{'Bulletin Board'}      }
 </nobr>      return $phase_status;
 </form>  }
 <form action="/adm/coursedocs" method="post" name="newaboutme">  
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />  sub process_secondary_uploads {
 <input type=hidden name="importdetail"       my ($upload_output,$coursedom,$coursenum,$formname,$num,$newidx) = @_;
 value="$plainname=/adm/$udom/$uname/aboutme">      my $folder=$env{'form.folder'};
 <nobr>      my $destination = 'docs/';
 <input name="newaboutme" type="submit" value="$lt{'mypi'}" />      if ($folder =~ /^supplemental/) {
 $help{'My Personal Info'}          $destination = 'supplemental/';
 </nobr>      }
 </form>      if (($folder eq 'default') || ($folder eq 'supplemental')) {
 <form action="/adm/coursedocs" method="post" name="newaboutsomeone">          $destination .= 'default/';
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />      } elsif ($folder =~ /^(default|supplemental)_(\d+)$/) {
 <input type=hidden name="importdetail" value="">          $destination .=  $2.'/';
 <nobr>      }
 <input name="newaboutsomeone" type="button" value="$lt{'abou'}"       $destination .= $newidx;
 onClick="javascript:makeabout();" />      my ($url,$filename);
 </nobr>      $url=&Apache::lonnet::userfileupload($formname.$num,1,$destination);
 </form>      ($filename) = ($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E/\Q$destination\E/(.+)$});
 <form action="/adm/imsimportdocs" method="post" name="ims">      return $filename;
 <input type="hidden" name="folder" value="$folder" />  }
 <input name="imsimport" type="button" value="$lt{'imsf'}" onClick="javascript:makeims();" />  
 </nobr>  sub is_supplemental_title {
 </form>      my ($title) = @_;
 </td></tr>      return scalar($title =~ m/^(\d+)___&&&___($match_username)___&&&___($match_domain)___&&&___(.*)$/);
 </table>  }
 ENDFORM  
        $r->print('</td></tr>');  sub parse_supplemental_title {
     }      my ($title) = @_;
 # ----------------------------------------------------- Supplemental documents  
     if (!$forcestandard) {      my ($foldertitle,$renametitle);
        $r->print('<tr><td bgcolor="#BBBBBB">');      if ($title =~ /&amp;&amp;&amp;/) {
 # '<h2>'.&mt('Supplemental Course Documents').   $title = &HTML::Entites::decode($title);
 #  ($allowed?' '.$help{'Supplemental'}:'').'</h2>');      }
        my $folder=$ENV{'form.folder'};   if ($title =~ m/^(\d+)___&&&___($match_username)___&&&___($match_domain)___&&&___(.*)$/) {
        unless ($folder=~/^supplemental/) {   $renametitle=$4;
    $folder='supplemental';   my ($time,$uname,$udom) = ($1,$2,$3);
        }   $foldertitle=&Apache::lontexconvert::msgtexconverted($4);
        if ($folder =~ /^supplemental$/ &&   my $name =  &Apache::loncommon::plainname($uname,$udom);
    $ENV{'form.folderpath'} =~ /^default\&/) {   $name = &HTML::Entities::encode($name,'"<>&\'');
    $ENV{'form.folderpath'}='supplemental&'.   $title='<i>'.&Apache::lonlocal::locallocaltime($time).'</i> '.
        &Apache::lonnet::escape(&mt('Supplemental Course Documents'));      $name.': <br />'.$foldertitle;
        }      }
        &editor($r,$coursenum,$coursedom,$folder,$allowed);      if (wantarray) {
        if ($allowed) {   return ($title,$foldertitle,$renametitle);
        my $folderseq=      }
                   '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.      return $title;
                      '.sequence';  }
   
           $r->print(<<ENDSUPFORM);  # --------------------------------------------------------------- An entry line
 <table cellspacing=4 cellpadding=4><tr>  
 <th bgcolor="#DDDDDD">$lt{'upls'}</th>  sub entryline {
 <th bgcolor="#DDDDDD">$lt{'spec'}</th>      my ($index,$title,$url,$folder,$allowed,$residx,$coursenum)=@_;
 </tr>  
 <tr><td bgcolor="#DDDDDD">      my ($foldertitle,$pagetitle,$renametitle);
 <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">      if (&is_supplemental_title($title)) {
 <input type="file" name="uploaddoc" size="40">   ($title,$foldertitle,$renametitle) = &parse_supplemental_title($title);
 <br />$lt{'comment'}:<br />   $pagetitle = $foldertitle;
 <textarea cols=50 rows=4 name='comment'>      } else {
 </textarea>   $title=&HTML::Entities::encode($title,'"<>&\'');
 <br />   $renametitle=$title;
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />   $foldertitle=$title;
 <input type="hidden" name="cmd" value="upload_supplemental">   $pagetitle=$title;
 <nobr>      }
 <input type="submit" value="$lt{'upld'}">  
  $help{'Uploading_From_Harddrive'}      my $orderidx=$LONCAPA::map::order[$index];
 </nobr>     
 </form>  
 </td>      $renametitle=~s/\\/\\\\/g;
 <td bgcolor="#DDDDDD">      $renametitle=~s/\&quot\;/\\\"/g;
 <form action="/adm/coursedocs" method="post" name="supnewfolder">      $renametitle=~s/ /%20/g;
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />      my $line='<tr>';
 <input type=hidden name="importdetail" value="">      my ($form_start,$form_end);
 <nobr>  # Edit commands
 <input name="newfolder" type="button"      my ($container, $type, $esc_path, $path, $symb);
 onClick="javascript:makenewfolder(this.form,'$folderseq');"      if ($env{'form.folderpath'}) {
 value="$lt{'newf'}" /> $help{'Adding_Folders'}   $type = 'folder';
 </nobr>          $container = 'sequence';
 </form>   $esc_path=&escape($env{'form.folderpath'});
 <form action="/adm/coursedocs" method="post" name="supnewext">   $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />   # $htmlfoldername=&HTML::Entities::encode($env{'form.foldername'},'<>&"');
 <input type=hidden name="importdetail" value="">      }
 <nobr>      if ($env{'form.pagepath'}) {
 <input name="newext" type="button"           $type = $container = 'page';
 onClick="javascript:makenewext('supnewext');"          $esc_path=&escape($path = $env{'form.pagepath'});
 value="$lt{'extr'}" /> $help{'Adding_External_Resource'}   $path = &HTML::Entities::encode($env{'form.pagepath'},'<>&"');
 </nobr>          $symb=&escape($env{'form.pagesymb'});
 </form>      }
 <form action="/adm/coursedocs" method="post" name="supnewsyl">      my $cpinfo='';
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />      if ($allowed) {
 <input type=hidden name="importdetail"    my $incindex=$index+1;
 value="Syllabus=/public/$coursedom/$coursenum/syllabus">   my $selectbox='';
 <nobr>   if (($folder!~/^supplemental/) &&
 <input name="newsyl" type="submit" value="$lt{'syll'}" />      ($#LONCAPA::map::order>0) &&
 $help{'Syllabus'}      ((split(/\:/,
 </nobr>       $LONCAPA::map::resources[$LONCAPA::map::order[0]]))[1]
 </form>       ne '') &&
 <form action="/adm/coursedocs" method="post" name="subnewaboutme">      ((split(/\:/,
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />       $LONCAPA::map::resources[$LONCAPA::map::order[1]]))[1]
 <input type=hidden name="importdetail"        ne '')) {
 value="$plainname=/adm/$udom/$uname/aboutme">      $selectbox=
 <nobr>   '<input type="hidden" name="currentpos" value="'.$incindex.'" />'.
 <input name="newaboutme" type="submit" value="$lt{'mypi'}" />   '<select name="newpos" onChange="this.form.submit()">';
 $help{'My Personal Info'}      for (my $i=1;$i<=$#LONCAPA::map::order+1;$i++) {
 </nobr>   if ($i==$incindex) {
 </form>      $selectbox.='<option value="" selected="1">('.$i.')</option>';
 </td></tr>   } else {
 </table></td></tr>      $selectbox.='<option value="'.$i.'">'.$i.'</option>';
 ENDSUPFORM   }
        }      }
     }      $selectbox.='</select>';
     if ($allowed) {   }
  $r->print('<form name="extimport"><input type="hidden" name="title"><input type="hidden" name="url"><input type="hidden" name="useform"></form>');   my %lt=&Apache::lonlocal::texthash(
     }                  'up' => 'Move Up',
     $r->print('</table>');   'dw' => 'Move Down',
   } else {   'rm' => 'Remove',
 # -------------------------------------------------------- This is showdoc mode                  'ct' => 'Cut',
       $r->print("<h1>".&mt('Uploaded Document').' - '.   'rn' => 'Rename',
  &Apache::lonnet::gettitle($r->uri).'</h1><p>'.   'cp' => 'Copy');
 &mt('It is recommended that you use an up-to-date virus scanner before handling this file.')."</p><p><table>".   my $nocopy=0;
          &entryline(0,&mt("Click to download or use your browser's Save Link function"),$showdoc).'</table></p>');          my $nocut=0;
   }          if ($url=~/\.(page|sequence)$/) {
  }      if ($url =~ m{/res/}) {
  $r->print('</body></html>');   # no copy for published maps
  return OK;   $nocopy = 1;
 }       } else {
    foreach my $item (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$url),1)) {
 1;      my ($title,$url,$ext,$type)=split(/\:/,$item);
 __END__      if (($url=~/\.(page|sequence)/) && ($type ne 'zombie')) {
    $nocopy=1;
    last;
       }
    }
       }
    }
           if ($url=~/^\/res\/lib\/templates\//) {
              $nocopy=1;
              $nocut=1;
           }
           my $copylink='&nbsp;';
           my $cutlink='&nbsp;';
   
    my $skip_confirm = 0;
    if ( $folder =~ /^supplemental/
        || ($url =~ m{( /smppg$
       |/syllabus$
       |/aboutme$
       |/navmaps$
       |/bulletinboard$
       |\.html$
       |^/adm/wrapper/ext)}x)) {
       $skip_confirm = 1;
    }
   
    if (!$nocopy) {
       $copylink=(<<ENDCOPY);
   <a href='javascript:markcopy("$esc_path","$index","$renametitle","$container","$symb","$folder");' class="LC_docs_copy">$lt{'cp'}</a>
   ENDCOPY
           }
    if (!$nocut) {
       $cutlink=(<<ENDCUT);
   <a href='javascript:cutres("$esc_path","$index","$renametitle","$container","$symb","$folder",$skip_confirm);' class="LC_docs_cut">$lt{'ct'}</a>
   ENDCUT
           }
    $form_start = (<<END);
      <form  action="/adm/coursedocs" method="post">
      <input type="hidden" name="${type}path" value="$path" />
      <input type="hidden" name="${type}symb" value="$symb" />
      <input type="hidden" name="setparms" value="$orderidx" />
      <input type="hidden" name="changeparms" value="0" />
   END
           $form_end = '</form>';
    $line.=(<<END);
   <td>
      <table class="LC_docs_entry_move">
         <tr>
            <td>
               <a href='/adm/coursedocs?cmd=up_$index&amp;${type}path=$esc_path&amp;${type}symb=$symb$cpinfo'><img src="${iconpath}move_up.gif" alt='$lt{'up'}' class="LC_icon" /></a>
            </td>
         </tr>
         <tr>
           <td>
              <a href='/adm/coursedocs?cmd=down_$index&amp;${type}path=$esc_path&amp;${type}symb=$symb$cpinfo'><img src="${iconpath}move_down.gif" alt='$lt{'dw'}' class="LC_icon" /></a>
           </td>
         </tr>
       </table>
   </td>
   <td>
      $form_start
      $selectbox
      $form_end
   </td>
   <td class="LC_docs_entry_commands">
      <a href='javascript:removeres("$esc_path","$index","$renametitle","$container","$symb",$skip_confirm);' class="LC_docs_remove">$lt{'rm'}</a>
   $cutlink
      <a href='javascript:changename("$esc_path","$index","$renametitle","$container","$symb");' class="LC_docs_rename">$lt{'rn'}</a>
   $copylink
   </td>
   END
   
       }
   # Figure out what kind of a resource this is
       my ($extension)=($url=~/\.(\w+)$/);
       my $uploaded=($url=~/^\/*uploaded\//);
       my $icon=&Apache::loncommon::icon($url);
       my $isfolder=0;
       my $ispage=0;
       my $folderarg;
       my $pagearg;
       my $pagefile;
       if ($uploaded) {
    if ($extension eq 'sequence') {
       $icon=$iconpath.'/folder_closed.gif';
       $url=~/\Q$coursenum\E\/([\/\w]+)\.sequence$/;
       $url='/adm/coursedocs?';
       $folderarg=$1;
       $isfolder=1;
           } elsif ($extension eq 'page') {
               $icon=$iconpath.'/page.gif';
               $url=~/\Q$coursenum\E\/([\/\w]+)\.page$/;
               $pagearg=$1;
               $url='/adm/coursedocs?';
               $ispage=1;
    } else {
       &Apache::lonnet::allowuploaded('/adm/coursedoc',$url);
    }
       }
      
       my $orig_url = $url;
       my $external = ($url=~s{^http(|s)(&colon;|:)//}{/adm/wrapper/ext/});
       if ((!$isfolder) && ($residx) && ($folder!~/supplemental/) && (!$ispage)) {
    my $symb=&Apache::lonnet::symbclean(
             &Apache::lonnet::declutter('uploaded/'.
              $env{'course.'.$env{'request.course.id'}.'.domain'}.'/'.
              $env{'course.'.$env{'request.course.id'}.'.num'}.'/'.$folder.
              '.sequence').
              '___'.$residx.'___'.
      &Apache::lonnet::declutter($url));
    (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
    $url=&Apache::lonnet::clutter($url);
    if ($url=~/^\/*uploaded\//) {
       $url=~/\.(\w+)$/;
       my $embstyle=&Apache::loncommon::fileembstyle($1);
       if (($embstyle eq 'img') || ($embstyle eq 'emb')) {
    $url='/adm/wrapper'.$url;
       } elsif ($embstyle eq 'ssi') {
    #do nothing with these
       } elsif ($url!~/\.(sequence|page)$/) {
    $url='/adm/coursedocs/showdoc'.$url;
       }
    } elsif ($url=~m|^/ext/|) {
       $url='/adm/wrapper'.$url;
       $external = 1;
    }
           if (&Apache::lonnet::symbverify($symb,$url)) {
       $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
           } else {
               $url='';
           }
    if ($container eq 'page') {
       my $symb=$env{'form.pagesymb'};
           
       $url=&Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
       $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
    }
       }
       my ($parameterset,$rand_order_text) = ('&nbsp;', '&nbsp;');
       if ($isfolder || $extension eq 'sequence') {
    my $foldername=&escape($foldertitle);
    my $folderpath=$env{'form.folderpath'};
    if ($folderpath) { $folderpath.='&' };
   # Append randompick number, hidden, and encrypted with ":" to foldername,
   # so it gets transferred between levels
    $folderpath.=$folderarg.'&'.$foldername.':'.(&LONCAPA::map::getparameter($orderidx,
                                                 'parameter_randompick'))[0]
                                                  .':'.((&LONCAPA::map::getparameter($orderidx,
                                                 'parameter_hiddenresource'))[0]=~/^yes$/i)
                                                  .':'.((&LONCAPA::map::getparameter($orderidx,
                                                 'parameter_encrypturl'))[0]=~/^yes$/i)
                                                  .':'.((&LONCAPA::map::getparameter($orderidx,
                                                 'parameter_randomorder'))[0]=~/^yes$/i);
    $url.='folderpath='.&escape($folderpath).$cpinfo;
    $parameterset='<label>'.&mt('Randomly Pick: ').
       '<input type="text" size="4" onChange="this.form.changeparms.value='."'randompick'".';this.form.submit()" name="randompick_'.$orderidx.'" value="'.
       (&LONCAPA::map::getparameter($orderidx,
                                                 'parameter_randompick'))[0].
                                                 '" />'.
   '<a href="javascript:void(0)">'.&mt('Save').'</a></label>';
       my $ro_set=
       ((&LONCAPA::map::getparameter($orderidx,'parameter_randomorder'))[0]=~/^yes$/i?' checked="checked"':'');
    $rand_order_text ='
   <span class="LC_nobreak"><label><input type="checkbox" name="randomorder_'.$orderidx.'" onClick="this.form.changeparms.value=\'randomorder\';this.form.submit()" '.$ro_set.' /> '.&mt('Random Order').' </label></span>';  
       }
       if ($ispage) {
           my $pagename=&escape($pagetitle);
           my $pagepath;
           my $folderpath=$env{'form.folderpath'};
           if ($folderpath) { $pagepath = $folderpath.'&' };
           $pagepath.=$pagearg.'&'.$pagename;
    my $symb=$env{'form.pagesymb'};
    if (!$symb) {
       my $path='uploaded/'.
    $env{'course.'.$env{'request.course.id'}.'.domain'}.'/'.
    $env{'course.'.$env{'request.course.id'}.'.num'}.'/';
       $symb=&Apache::lonnet::encode_symb($path.$folder.'.sequence',
          $residx,
          $path.$pagearg.'.page');
    }
    $url.='pagepath='.&escape($pagepath).
       '&amp;pagesymb='.&escape($symb).$cpinfo;
       }
       if ($external) {
    my $form = ($folder =~ /^default/)? 'newext' : 'supnewext';
    $external = '&nbsp;<a class="LC_docs_ext_edit" href="javascript:edittext(\''.$form.'\',\''.$residx.'\',\''.&escape($title).'\',\''.&escape($orig_url).'\');" >'.&mt('Edit').'</a>';
       } else {
    undef($external);
       }
       $line.='
     <td class="LC_docs_entry_icon">
       '.($url?'<a href="'.$url.'">':'').'<img src="'.$icon.'" alt="" class="LC_icon" />'.($url?'</a>':'').'
     </td>
     <td class="LC_docs_entry_title">
       '.($url?"<a href=\"$url\">":'').$title.($url?'</a>':' <span class="LC_docs_reinit_warn">'.&mt('(re-initialize course to access)').'</span>').$external."
     </td>";
       if (($allowed) && ($folder!~/^supplemental/)) {
     my %lt=&Apache::lonlocal::texthash(
          'hd' => 'Hidden',
          'ec' => 'URL hidden');
    my $enctext=
       ((&LONCAPA::map::getparameter($orderidx,'parameter_encrypturl'))[0]=~/^yes$/i?' checked="1"':'');
    my $hidtext=
       ((&LONCAPA::map::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i?' checked="1"':'');
    $line.=(<<ENDPARMS);
     <td class="LC_docs_entry_parameter">
       $form_start
       <label><input type="checkbox" name="hiddenresource_$orderidx" onClick="this.form.changeparms.value='hiddenresource';this.form.submit()" $hidtext /> $lt{'hd'}</label>
       $form_end
     </td>
     <td class="LC_docs_entry_parameter">
       $form_start
       <label><input type="checkbox" name="encrypturl_$orderidx" onClick="this.form.changeparms.value='encrypturl';this.form.submit()" $enctext /> $lt{'ec'}</label>
       $form_end
     </td>
     <td class="LC_docs_entry_parameter">$form_start $rand_order_text $form_end</td>
     <td class="LC_docs_entry_parameter">$form_start $parameterset $form_end</td>
   ENDPARMS
       }
       $line.="</tr>";
       return $line;
   }
   
   =pod
   
   =item tiehash()
   
   tie the hash
   
   =cut
   
   sub tiehash {
       my ($mode)=@_;
       $hashtied=0;
       if ($env{'request.course.fn'}) {
    if ($mode eq 'write') {
       if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.".db",
       &GDBM_WRCREAT(),0640)) {
                   $hashtied=2;
       }
    } else {
       if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.".db",
       &GDBM_READER(),0640)) {
                   $hashtied=1;
       }
    }
       }    
   }
   
   sub untiehash {
       if ($hashtied) { untie %hash; }
       $hashtied=0;
       return OK;
   }
   
   
   
   
   sub checkonthis {
       my ($r,$url,$level,$title)=@_;
       $url=&unescape($url);
       $alreadyseen{$url}=1;
       $r->rflush();
       if (($url) && ($url!~/^\/uploaded\//) && ($url!~/\*$/)) {
          $r->print("\n<br />");
          if ($level==0) {
              $r->print("<br />");
          }
          for (my $i=0;$i<=$level*5;$i++) {
              $r->print('&nbsp;');
          }
          $r->print('<a href="'.$url.'" target="cat">'.
    ($title?$title:$url).'</a> ');
          if ($url=~/^\/res\//) {
     my $result=&Apache::lonnet::repcopy(
                                 &Apache::lonnet::filelocation('',$url));
             if ($result eq 'ok') {
                $r->print('<span class="LC_success">'.&mt('ok').'</span>');
                $r->rflush();
                &Apache::lonnet::countacc($url);
                $url=~/\.(\w+)$/;
                if (&Apache::loncommon::fileembstyle($1) eq 'ssi') {
    $r->print('<br />');
                    $r->rflush();
                    for (my $i=0;$i<=$level*5;$i++) {
                        $r->print('&nbsp;');
                    }
                    $r->print('- '.&mt('Rendering:').' ');
    my ($errorcount,$warningcount)=split(/:/,
          &Apache::lonnet::ssi_body($url,
          ('grade_target'=>'web',
    'return_only_error_and_warning_counts' => 1)));
                    if (($errorcount) ||
                        ($warningcount)) {
        if ($errorcount) {
                           $r->print('<img src="/adm/lonMisc/bomb.gif" /><span class="LC_error">'.
                             &mt('[quant,_1,error]',$errorcount).'</span>');
                        }
        if ($warningcount) {
                           $r->print('<span class="LC_warning">'.
                             &mt('[quant,_1,warning]',$warningcount).'</span>');
                        }
                    } else {
                        $r->print('<span class="LC_success">'.&mt('ok').'</span>');
                    }
                    $r->rflush();
                }
        my $dependencies=
                   &Apache::lonnet::metadata($url,'dependencies');
                foreach my $dep (split(/\,/,$dependencies)) {
    if (($dep=~/^\/res\//) && (!$alreadyseen{$dep})) {
                       &checkonthis($r,$dep,$level+1);
                    }
                }
             } elsif ($result eq 'unavailable') {
                $r->print('<span class="LC_error">'.&mt('connection down').'</span>');
             } elsif ($result eq 'not_found') {
         unless ($url=~/\$/) {
     $r->print('<span class="LC_error">'.&mt('not found').'</b></span>');
         } else {
     $r->print('<span class="LC_unknown">'.&mt('unable to verify variable URL').'</span>');
         }
             } else {
                $r->print('<span class="LC_error">'.&mt('access denied').'</span>');
             }
          }
       }
   }
   
   
   
   =pod
   
   =item list_symbs()
   
   List Symbs
   
   =cut
   
   sub list_symbs {
       my ($r) = @_;
   
       my $type = &Apache::loncommon::course_type();
       $r->print(&Apache::loncommon::start_page('Symb List'));
       $r->print(&Apache::lonhtmlcommon::breadcrumbs('Symb List'));
       my $navmap = Apache::lonnavmaps::navmap->new();
       if (!defined($navmap)) {
           $r->print('<h2>'.&mt('Retrieval of List Failed').'</h2>'.
                     '<div class="LC_error">'.
                     &mt('Unable to retrieve information about course contents').
                     '</div>');
           &Apache::lonnet::logthis('Symb list failed - could not create navmap object in '.lc($type).':'.$env{'request.course.id'});
       } else {
           $r->print("<pre>\n");
           foreach my $res ($navmap->retrieveResources()) {
       $r->print($res->compTitle()."\t".$res->symb()."\n");
           }
           $r->print("\n</pre>\n");
       }
       $r->print('<a href="/adm/coursedocs">'.&mt('Return to DOCS').'</a>');
   }
   
   
   sub verifycontent {
       my ($r) = @_;
       my $type = &Apache::loncommon::course_type();
      my $loaderror=&Apache::lonnet::overloaderror($r);
      if ($loaderror) { return $loaderror; }
      $r->print(&Apache::loncommon::start_page('Verify '.$type.' Documents'));
      $r->print(&Apache::lonhtmlcommon::breadcrumbs('Verify '.$type.' Documents'));
      $hashtied=0;
      undef %alreadyseen;
      %alreadyseen=();
      &tiehash();
      foreach my $key (keys(%hash)) {
          if ($hash{$key}=~/\.(page|sequence)$/) {
      if (($key=~/^src_/) && ($alreadyseen{&unescape($hash{$key})})) {
          $r->print('<hr /><span class="LC_error">'.
    &mt('The following sequence or page is included more than once in your '.$type.': ').
    &unescape($hash{$key}).'</span><br />'.
    &mt('Note that grading records for problems included in this sequence or folder will overlap.<hr />'));
      }
          }
          if (($key=~/^src\_(.+)$/) && (!$alreadyseen{&unescape($hash{$key})})) {
              &checkonthis($r,$hash{$key},0,$hash{'title_'.$1});
          }
      }
      &untiehash();
      $r->print('<h1>'.&mt('Done').'.</h1>'.'<a href="/adm/coursedocs">'.
        &mt('Return to DOCS').'</a>');
   }
   
   
   sub devalidateversioncache {
       my $src=shift;
       &Apache::lonnet::devalidate_cache_new('courseresversion',$env{'request.course.id'}.'_'.
     &Apache::lonnet::clutter($src));
   }
   
   sub checkversions {
       my ($r) = @_;
       my $type = &Apache::loncommon::course_type();
       $r->print(&Apache::loncommon::start_page("Check $type Document Versions"));
       $r->print(&Apache::lonhtmlcommon::breadcrumbs("Check $type Document Versions"));
       my $header='';
       my $startsel='';
       my $monthsel='';
       my $weeksel='';
       my $daysel='';
       my $allsel='';
       my %changes=();
       my $starttime=0;
       my $haschanged=0;
       my %setversions=&Apache::lonnet::dump('resourceversions',
     $env{'course.'.$env{'request.course.id'}.'.domain'},
     $env{'course.'.$env{'request.course.id'}.'.num'});
   
       $hashtied=0;
       &tiehash();
       my %newsetversions=();
       if ($env{'form.setmostrecent'}) {
    $haschanged=1;
    foreach my $key (keys(%hash)) {
       if ($key=~/^ids\_(\/res\/.+)$/) {
    $newsetversions{$1}='mostrecent';
                   &devalidateversioncache($1);
       }
    }
       } elsif ($env{'form.setcurrent'}) {
    $haschanged=1;
    foreach my $key (keys(%hash)) {
       if ($key=~/^ids\_(\/res\/.+)$/) {
    my $getvers=&Apache::lonnet::getversion($1);
    if ($getvers>0) {
       $newsetversions{$1}=$getvers;
       &devalidateversioncache($1);
    }
       }
    }
       } elsif ($env{'form.setversions'}) {
    $haschanged=1;
    foreach my $key (keys(%env)) {
       if ($key=~/^form\.set_version_(.+)$/) {
    my $src=$1;
    if (($env{$key}) && ($env{$key} ne $setversions{$src})) {
       $newsetversions{$src}=$env{$key};
       &devalidateversioncache($src);
    }
       }
    }
       }
       if ($haschanged) {
           if (&Apache::lonnet::put('resourceversions',\%newsetversions,
     $env{'course.'.$env{'request.course.id'}.'.domain'},
     $env{'course.'.$env{'request.course.id'}.'.num'}) eq 'ok') {
       $r->print('<h1>'.&mt('Your Version Settings have been Saved').'</h1>');
    } else {
       $r->print('<h1><span class="LC_error">'.&mt('An Error Occured while Attempting to Save your Version Settings').'</span></h1>');
    }
    &mark_hash_old();
       }
       &changewarning($r,'');
       if ($env{'form.timerange'} eq 'all') {
   # show all documents
    $header=&mt('All Documents in '.$type);
    $allsel=1;
    foreach my $key (keys(%hash)) {
       if ($key=~/^ids\_(\/res\/.+)$/) {
    my $src=$1;
    $changes{$src}=1;
       }
    }
       } else {
   # show documents which changed
    %changes=&Apache::lonnet::dump
    ('versionupdate',$env{'course.'.$env{'request.course.id'}.'.domain'},
                        $env{'course.'.$env{'request.course.id'}.'.num'});
    my $firstkey=(keys(%changes))[0];
    unless ($firstkey=~/^error\:/) {
       unless ($env{'form.timerange'}) {
    $env{'form.timerange'}=604800;
       }
       my $seltext=&mt('during the last').' '.$env{'form.timerange'}.' '
    .&mt('seconds');
       if ($env{'form.timerange'}==-1) {
    $seltext='since start of course';
    $startsel='selected';
    $env{'form.timerange'}=time;
       }
       $starttime=time-$env{'form.timerange'};
       if ($env{'form.timerange'}==2592000) {
    $seltext=&mt('during the last month').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
    $monthsel='selected';
       } elsif ($env{'form.timerange'}==604800) {
    $seltext=&mt('during the last week').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
    $weeksel='selected';
       } elsif ($env{'form.timerange'}==86400) {
    $seltext=&mt('since yesterday').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
    $daysel='selected';
       }
       $header=&mt('Content changed').' '.$seltext;
    } else {
       $header=&mt('No content modifications yet.');
    }
       }
       %setversions=&Apache::lonnet::dump('resourceversions',
     $env{'course.'.$env{'request.course.id'}.'.domain'},
     $env{'course.'.$env{'request.course.id'}.'.num'});
       my %lt=&Apache::lonlocal::texthash
         ('st' => 'Version changes since start of '.$type,
          'lm' => 'Version changes since last Month',
          'lw' => 'Version changes since last Week',
          'sy' => 'Version changes since Yesterday',
                  'al' => 'All Resources (possibly large output)',
          'sd' => 'Display',
          'fi' => 'File',
          'md' => 'Modification Date',
                  'mr' => 'Most recently published Version',
          've' => 'Version used in '.$type,
                  'vu' => 'Set Version to be used in '.$type,
   'sv' => 'Set Versions to be used in '.$type.' according to Selections below',
   'sm' => 'Keep all Resources up-to-date with most recent Versions (default)',
   'sc' => 'Set all Resource Versions to current Version (Fix Versions)',
          'di' => 'Differences');
       $r->print(<<ENDHEADERS);
   <form action="/adm/coursedocs" method="post">
   <input type="hidden" name="versions" value="1" />
   <input type="submit" name="setmostrecent" value="$lt{'sm'}" />
   <input type="submit" name="setcurrent" value="$lt{'sc'}" /><hr />
   <select name="timerange">
   <option value='all' $allsel>$lt{'al'}</option>
   <option value="-1" $startsel>$lt{'st'}</option>
   <option value="2592000" $monthsel>$lt{'lm'}</option>
   <option value="604800" $weeksel>$lt{'lw'}</option>
   <option value="86400" $daysel>$lt{'sy'}</option>
   </select>
   <input type="submit" name="display" value="$lt{'sd'}" />
   <h3>$header</h3>
   <input type="submit" name="setversions" value="$lt{'sv'}" />
   <table border="0">
   ENDHEADERS
       foreach my $key (sort(keys(%changes))) {
    if ($changes{$key}>$starttime) {
       my ($root,$extension)=($key=~/^(.*)\.(\w+)$/);
       my $currentversion=&Apache::lonnet::getversion($key);
       if ($currentversion<0) {
    $currentversion=&mt('Could not be determined.');
       }
       my $linkurl=&Apache::lonnet::clutter($key);
       $r->print(
         '<tr><td colspan="5"><br /><br /><font size="+1"><b>'.
         &Apache::lonnet::gettitle($linkurl).
                         '</b></font></td></tr>'.
                         '<tr><td>&nbsp;&nbsp;&nbsp;</td>'.
                         '<td colspan="4">'.
                         '<a href="'.$linkurl.'" target="cat">'.$linkurl.
         '</a></td></tr>'.
                         '<tr><td></td>'.
                         '<td title="'.$lt{'md'}.'">'.
         &Apache::lonlocal::locallocaltime(
                              &Apache::lonnet::metadata($root.'.'.$extension,
                                                        'lastrevisiondate')
                                                           ).
                         '</td>'.
                         '<td title="'.$lt{'mr'}.'"><span class="LC_nobreak">Most Recent: '.
                         '<font size="+1">'.$currentversion.'</font>'.
                         '</span></td>'.
                         '<td title="'.$lt{'ve'}.'"><span class="LC_nobreak">In '.$type.': '.
                         '<font size="+1">');
   # Used in course
       my $usedversion=$hash{'version_'.$linkurl};
       if (($usedversion) && ($usedversion ne 'mostrecent')) {
    $r->print($usedversion);
       } else {
    $r->print($currentversion);
       }
       $r->print('</font></span></td><td title="'.$lt{'vu'}.'">'.
                         '<span class="LC_nobreak">Use: ');
   # Set version
       $r->print(&Apache::loncommon::select_form($setversions{$linkurl},
         'set_version_'.$linkurl,
         ('select_form_order' =>
          ['',1..$currentversion,'mostrecent'],
          '' => '',
          'mostrecent' => 'most recent',
          map {$_,$_} (1..$currentversion))));
       $r->print('</span></td></tr><tr><td></td>');
       my $lastold=1;
       for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {
    my $url=$root.'.'.$prevvers.'.'.$extension;
    if (&Apache::lonnet::metadata($url,'lastrevisiondate')<
       $starttime) {
       $lastold=$prevvers;
    }
       }
               #
               # Code to figure out how many version entries should go in
               # each of the four columns
               my $entries_per_col = 0;
               my $num_entries = ($currentversion-$lastold);
               if ($num_entries % 4 == 0) {
                   $entries_per_col = $num_entries/4;
               } else {
                   $entries_per_col = $num_entries/4 + 1;
               }
               my $entries_count = 0;
               $r->print('<td valign="top"><font size="-2">');
               my $cols_output = 1;
               for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {
    my $url=$root.'.'.$prevvers.'.'.$extension;
    $r->print('<span class="LC_nobreak"><a href="'.&Apache::lonnet::clutter($url).
     '">'.&mt('Version').' '.$prevvers.'</a> ('.
     &Apache::lonlocal::locallocaltime(
                                   &Apache::lonnet::metadata($url,
                                                             'lastrevisiondate')
                                                               ).
     ')');
    if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {
                       $r->print(' <a href="/adm/diff?filename='.
         &Apache::lonnet::clutter($root.'.'.$extension).
         '&versionone='.$prevvers.
         '">'.&mt('Diffs').'</a>');
    }
    $r->print('</span><br />');
                   if (++$entries_count % $entries_per_col == 0) {
                       $r->print('</font></td>');
                       if ($cols_output != 4) {
                           $r->print('<td valign="top"><font size="-2">');
                           $cols_output++;
                       }
                   }
       }
               while($cols_output++ < 4) {
                   $r->print('</font></td><td><font>')
               }
       $r->print('</font></td></tr>'."\n");
    }
       }
       $r->print('</table></form>');
       $r->print('<h1>'.&mt('Done').'.</h1>');
   
       &untiehash();
   }
   
   sub mark_hash_old {
       my $retie_hash=0;
       if ($hashtied) {
    $retie_hash=1;
    &untiehash();
       }
       &tiehash('write');
       $hash{'old'}=1;
       &untiehash();
       if ($retie_hash) { &tiehash(); }
   }
   
   sub is_hash_old {
       my $untie_hash=0;
       if (!$hashtied) {
    $untie_hash=1;
    &tiehash();
       }
       my $return=$hash{'old'};
       if ($untie_hash) { &untiehash(); }
       return $return;
   }
   
   sub changewarning {
       my ($r,$postexec,$message,$url)=@_;
       if (!&is_hash_old()) { return; }
       my $pathvar='folderpath';
       my $path=&escape($env{'form.folderpath'});
       if (!defined($url)) {
    if (defined($env{'form.pagepath'})) {
       $pathvar='pagepath';
       $path=&escape($env{'form.pagepath'});
       $path.='&amp;pagesymb='.&escape($env{'form.pagesymb'});
    }
    $url='/adm/coursedocs?'.$pathvar.'='.$path;
       }
       my $course_type = &Apache::loncommon::course_type();
       if (!defined($message)) {
    $message='Changes will become active for your current session after [_1], or the next time you log in.';
       }
       $r->print("\n\n".
   '<script type="text/javascript">function reinit(tf) { tf.submit();'.$postexec.' }</script>'."\n".
   '<form name="reinitform" method="post" action="/adm/roles" target="loncapaclient">'.
   '<input type="hidden" name="orgurl" value="'.$url.
   '" /><input type="hidden" name="selectrole" value="1" /><h3><span class="LC_warning">'.
   &mt($message,' <input type="hidden" name="'.
       $env{'request.role'}.'" value="1" /><input type="button" value="'.
       &mt('re-initializing '.$course_type).'" onClick="reinit(this.form)" />').
   $help{'Caching'}.'</span></h3></form>'."\n\n");
   }
   
   
   sub init_breadcrumbs {
       my ($form,$text)=@_;
       &Apache::lonhtmlcommon::clear_breadcrumbs();
       &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/coursedocs",
       text=>"Edit ".&Apache::loncommon::course_type(),
       faq=>273,
       bug=>'Instructor Interface',
                                               help => 'Docs_Adding_Course_Doc'});
       &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/coursedocs?".$form.'=1',
       text=>$text,
       faq=>273,
       bug=>'Instructor Interface'});
   }
   
   
   
   
   sub handler {
       my $r = shift;
       &Apache::loncommon::content_type($r,'text/html');
       $r->send_http_header;
       return OK if $r->header_only;
       my $type = &Apache::loncommon::course_type();
   
   
   # --------------------------------------------- Initialize help topics for this
       foreach my $topic ('Adding_Course_Doc','Main_Course_Documents',
                  'Adding_External_Resource','Navigate_Content',
                  'Adding_Folders','Docs_Overview', 'Load_Map',
                  'Supplemental','Score_Upload_Form','Adding_Pages',
                  'Importing_LON-CAPA_Resource','Uploading_From_Harddrive',
                  'Check_Resource_Versions','Verify_Content') {
    $help{$topic}=&Apache::loncommon::help_open_topic('Docs_'.$topic);
       }
       # Composite help files
       $help{'Syllabus'} = &Apache::loncommon::help_open_topic(
       'Docs_About_Syllabus,Docs_Editing_Templated_Pages');
       $help{'Simple Page'} = &Apache::loncommon::help_open_topic(
       'Docs_About_Simple_Page,Docs_Editing_Templated_Pages');
       $help{'Simple Problem'} = &Apache::loncommon::help_open_topic(
       'Option_Response_Simple');
       $help{'Bulletin Board'} = &Apache::loncommon::help_open_topic(
       'Docs_About_Bulletin_Board,Docs_Editing_Templated_Pages');
       $help{'My Personal Info'} = &Apache::loncommon::help_open_topic(
     'Docs_About_My_Personal_Info,Docs_Editing_Templated_Pages');
       $help{'Group Files'} = &Apache::loncommon::help_open_topic('Docs_About_Group_Files');
       $help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');
   
   # does this user have privileges to modify docs
       my $allowed=&Apache::lonnet::allowed('mdc',$env{'request.course.id'});
     if ($allowed && $env{'form.verify'}) {
         &init_breadcrumbs('verify','Verify Content');
         &verifycontent($r);
     } elsif ($allowed && $env{'form.listsymbs'}) {
         &init_breadcrumbs('listsymbs','List Symbs');
         &list_symbs($r);
     } elsif ($allowed && $env{'form.docslog'}) {
         &init_breadcrumbs('docslog','Show Log');
         &docs_change_log($r);
     } elsif ($allowed && $env{'form.versions'}) {
         &init_breadcrumbs('versions','Check/Set Resource Versions');
         &checkversions($r);
     } elsif ($allowed && $env{'form.dumpcourse'}) {
         &init_breadcrumbs('dumpcourse','Dump '.&Apache::loncommon::course_type().' DOCS to Construction Space');
         &dumpcourse($r);
     } elsif ($allowed && $env{'form.exportcourse'}) {
         &init_breadcrumbs('exportcourse','Export '.&Apache::loncommon::course_type().' to IMS');
         &exportcourse($r);
     } else {
   # is this a standard course?
   
       my $standard=($env{'request.course.uri'}=~/^\/uploaded\//);
       my $forcestandard = 0;
       my $forcesupplement;
       my $script='';
       my $showdoc=0;
       my $containertag;
       my $uploadtag;
   
   
       &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
       ['folderpath','pagepath',
        'pagesymb']);
   # No folderpath, no pagepath, see if we have something stored
       if ((!$env{'form.folderpath'}) && (!$env{'form.pagepath'})) {
           &Apache::loncommon::restore_course_settings('docs_folderpath',
                                                 {'folderpath' => 'scalar'});
       }
       if (!$env{'form.folderpath'}) {
           &Apache::loncommon::restore_course_settings('docs_folderpath',
                                                 {'pagepath' => 'scalar'});
       }
       if ($env{'form.pagepath'}) {
          $env{'form.folderpath'}='';
       }
       if ($env{'form.folderpath'} =~ /^supplemental_\d+/) {
           $env{'form.folderpath'} = 'supplemental&'.
                                     &escape(&mt('Supplemental '.$type.' Documents')).'&'.
                                     $env{'form.folderpath'};
       }
       &Apache::loncommon::store_course_settings('docs_folderpath',
                                                   {'pagepath' => 'scalar',
                                                    'folderpath' => 'scalar'});
       if ($env{'form.folderpath'}) {
    my (@folderpath)=split('&',$env{'form.folderpath'});
    $env{'form.foldername'}=&unescape(pop(@folderpath));
    $env{'form.folder'}=pop(@folderpath);
       }
       if ($env{'form.pagepath'}) {
           my (@pagepath)=split('&',$env{'form.pagepath'});
           $env{'form.pagename'}=&unescape(pop(@pagepath));
           $env{'form.folder'}=pop(@pagepath);
           $containertag = '<input type="hidden" name="pagepath" value="" />'.
       '<input type="hidden" name="pagesymb" value="" />';
           $uploadtag = '<input type="hidden" name="pagepath" value="'.&HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />'.
       '<input type="hidden" name="pagesymb" value="'.&HTML::Entities::encode($env{'form.pagesymb'},'<>&"').'" />';
       }
       if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {
          $showdoc='/'.$1;
       }
       unless ($showdoc) { # got called from remote
          if (($env{'form.folder'}=~/^(?:group|default)_/) ||
             ($env{'form.folder'} =~ m:^\d+/(pages|sequences)/:)) {
              $forcestandard = 1;
          }
          $forcesupplement=($env{'form.folder'}=~/^supplemental_/);
   
          if ($allowed) {
            &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
            $script=&Apache::lonratedt::editscript('simple');
          }
       } else { # got called in sequence from course
          $allowed=0;
       }
   
   # get course data
       my $coursenum=$env{'course.'.$env{'request.course.id'}.'.num'};
       my $coursedom=$env{'course.'.$env{'request.course.id'}.'.domain'};
   
   # get personal data
       my $uname=$env{'user.name'};
       my $udom=$env{'user.domain'};
       my $plainname=&escape(&Apache::loncommon::plainname($uname,$udom));
   
   # graphics settings
   
       $iconpath = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL') . "/");
   
       if ($allowed) {
    $script .= &editing_js($udom,$uname);
       }
   # -------------------------------------------------------------------- Body tag
       $script = '<script type="text/javascript">'."\n".$script."\n".'</script>';
       my $brcrum = [{href=>"/adm/createuser",text=>"$type Documents"}];
       $r->print(&Apache::loncommon::start_page("$type Documents", $script,
       {'force_register' => $showdoc,
                                        'bread_crumbs' => $brcrum}).
         &Apache::loncommon::help_open_menu('','',273,'RAT'));
    
     my %allfiles = ();
     my %codebase = ();
     my ($upload_result,$upload_output);
     if ($allowed) {
         if (($env{'form.uploaddoc.filename'}) &&
     ($env{'form.cmd'}=~/^upload_(\w+)/)) {
   # Process file upload - phase one - upload and parse primary file.  
     undef($hadchanges);
             $upload_result = &process_file_upload(\$upload_output,$coursenum,
    $coursedom,\%allfiles,
    \%codebase,$1);
     if ($hadchanges) {
         &mark_hash_old();
     }
             if ($upload_result eq 'phasetwo') {
                 $r->print($upload_output);
             }
         } elsif ($env{'form.phasetwo'}) {
             my %newname = ();
             my %origname = ();
             my %attribs = ();
             my $updateflag = 0;
             my $residx = $env{'form.newidx'};
             my $primary_url = &unescape($env{'form.primaryurl'});
   # Process file upload - phase two - gather secondary files.
             for (my $i=0; $i<$env{'form.phasetwo'}; $i++) {
                 if ($env{'form.embedded_item_'.$i.'.filename'}) {
                     my $javacodebase;
                     $newname{$i} = &process_secondary_uploads(\$upload_output,$coursedom,$coursenum,'embedded_item_',$i,$residx);
                     $origname{$i} = &unescape($env{'form.embedded_orig_'.$i});
                     if (exists($env{'form.embedded_codebase_'.$i})) {
                         $javacodebase =  &unescape($env{'form.embedded_codebase_'.$i});  
                         $origname{$i} =~ s#^\Q$javacodebase\E/##;
                     }
                     my @attributes = ();
                     if ($env{'form.embedded_attrib_'.$i} =~ /:/) {
                         @attributes = split(/:/,$env{'form.embedded_attrib_'.$i});
                     } else {
                         @attributes = ($env{'form.embedded_attrib_'.$i});
                     }
                     foreach my $attr (@attributes) {
                         push(@{$attribs{$i}},&unescape($attr));
                     }
                     if ($javacodebase) {
                         $codebase{$i} = $javacodebase;
                         $codebase{$i} =~ s#/$##;
                         $updateflag = 1;
                     }
                 }
                 unless ($newname{$i} eq $origname{$i}) {
                     $updateflag = 1;
                 }
             }
   # Process file upload - phase three - modify primary file
             if ($updateflag) {
                 my ($content,$rtncode);
                 my $updateflag = 0;
                 my $getstatus = &Apache::lonnet::getuploaded('GET',$primary_url,$coursedom,$coursenum,\$content,\$rtncode);
                 if ($getstatus eq 'ok') {
                     foreach my $item (keys(%newname)) {
                         if ($newname{$item} ne $origname{$item}) {
                             my $attrib_regexp = '';
                             if (@{$attribs{$item}} > 1) {
                                 $attrib_regexp = join('|',@{$attribs{$item}});
                             } else {
                                 $attrib_regexp = $attribs{$item}[0];
                             }
                             if ($content =~ m#($attrib_regexp\s*=\s*['"]?)\Q$origname{$item}\E(['"]?)#) {
                             }
                             $content =~ s#($attrib_regexp\s*=\s*['"]?)\Q$origname{$item}\E(['"]?)#$1$newname{$item}$2#gi;
                         }
                         if (exists($codebase{$item})) {
                             $content =~ s/(codebase\s*=\s*["']?)\Q$codebase{$item}\E(["']?)/$1.$2/i; #' stupid emacs
                         }
                     }
   # Save edited file.
                     my $saveresult;
                     my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
                     my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
                     my $url = &Apache::lonnet::store_edited_file($primary_url,$content,$docudom,$docuname,\$saveresult);
                 } else {
                     &Apache::lonnet::logthis('retrieval of uploaded file - '.$primary_url.' - for editing, failed: '.$getstatus);
                 }
             }
         }
     }
   
     unless ($showdoc ||  $upload_result eq 'phasetwo') {
   # -----------------------------------------------------------------------------
          my %lt=&Apache::lonlocal::texthash(
                   'uplm' => 'Upload a new main '.lc($type).' document',
                   'upls' => 'Upload a new supplemental '.lc($type).' document',
                   'impp' => 'Import a document',
                   'pubd' => 'Published Documents',
    'copm' => 'All documents out of a published map into this folder',
                   'upld' => 'Upload Document',
                   'srch' => 'Search',
                   'impo' => 'Import',
    'book' => 'Import Bookmarks',
                   'selm' => 'Select Map',
                   'load' => 'Load Map',
                   'reco' => 'Recover Deleted Resources',
                   'newf' => 'New Folder',
                   'newp' => 'New Composite Page',
                   'extr' => 'External Resource',
                   'syll' => 'Syllabus',
                   'navc' => 'Navigate Contents',
                   'sipa' => 'Simple Page',
                   'sipr' => 'Simple Problem',
                   'drbx' => 'Drop Box',
                   'scuf' => 'Score Upload Form',
                   'bull' => 'Bulletin Board',
                   'mypi' => 'My Personal Info',
                   'grpo' => 'Group Files',
                   'rost' => 'Course Roster',
    'abou' => 'About User',
                   'imsf' => 'Import IMS package',
                   'file' =>  'File',
                   'title' => 'Title',
                   'comment' => 'Comment',
                   'parse' => 'Upload embedded images/multimedia files if HTML file!',
    'nd' => 'New Document',
    'pm' => 'Published Map',
    'sd' => 'Special Document',
    'mo' => 'More Options',
    'hao' => 'Hide all Options'
     );
   # -----------------------------------------------------------------------------
    my $fileupload=(<<FIUP);
    $lt{'file'}:<br />
    <input type="file" name="uploaddoc" size="40" />
   FIUP
   
    my $checkbox=(<<CHBO);
    <!-- <label>$lt{'parse'}?
    <input type="checkbox" name="parserflag" />
    </label> -->
    <label>
    <input type="checkbox" name="parserflag" checked="checked" /> $lt{'parse'}
    </label>
   CHBO
   
    my $fileuploadform=(<<FUFORM);
    <form name="uploaddocument" action="/adm/coursedocs" method="post" enctype="multipart/form-data">
    $fileupload
    <br />
    $lt{'title'}:<br />
    <input type="text" size="50" name="comment" />
    $uploadtag
    <input type="hidden" name="cmd" value="upload_default" />
    <br />
    <span class="LC_nobreak">
    $checkbox
    </span>
    <br />
    <br />
    <span class="LC_nobreak">
    <input type="submit" value="$lt{'upld'}" />
    $help{'Uploading_From_Harddrive'}
    </span>
    </form>
   FUFORM
   
    my $simpleeditdefaultform=(<<SEDFFORM);
    <form action="/adm/coursedocs" method="post" name="simpleeditdefault">
    $lt{'pubd'}<br />
    $uploadtag
    <input type="button" onClick="javascript:groupsearch()" value="$lt{'srch'}" />
    <br />
    <span class="LC_nobreak">
    <input type="button" onClick="javascript:groupimport();" value="$lt{'impo'}" />
    $help{'Importing_LON-CAPA_Resource'}
    </span>
    <br />
    <input type="button" onClick="javascript:groupopen(0,1,1);" value="$lt{'book'}" />
    <hr />
    <p>
    $lt{'copm'}<br />
    <input type="text" size="40" name="importmap" /><br />
    <span class="LC_nobreak"><input type="button"
    onClick="javascript:openbrowser('simpleeditdefault','importmap','sequence,page','')"
    value="$lt{'selm'}" /> <input type="submit" name="loadmap" value="$lt{'load'}" />
    $help{'Load_Map'}</span>
    </p>
    </form>
   SEDFFORM
   
    my $extresourcesform=(<<ERFORM);
    <form action="/adm/coursedocs" method="post" name="newext">
    $uploadtag
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newext" type="button" onClick="javascript:makenewext('newext');"
    value="$lt{'extr'}" /> $help{'Adding_External_Resource'}
    </span>
    </form>
   ERFORM
   
       if ($allowed) {
    &update_paste_buffer($coursenum,$coursedom);
          my $dumpbut=&dumpbutton();
          my $exportbut=&exportbutton();
          my %lt=&Apache::lonlocal::texthash(
    'vc' => 'Verify Content',
    'cv' => 'Check/Set Resource Versions',
    'ls' => 'List Symbs',
                                            'sl' => 'Show Log'
     );
   
          my $folderpath=$env{'form.folderpath'};
          if (!$folderpath) {
      if ($env{'form.folder'} eq '' ||
          $env{'form.folder'} eq 'supplemental') {
          $folderpath='default&'.
      &escape(&mt('Main '.$type.' Documents'));
      }
          }
          unless ($env{'form.pagepath'}) {
              $containertag = '<input type="hidden" name="folderpath" value="" />';
              $uploadtag = '<input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($folderpath,'<>&"').'" />';
          }
          $r->print(&generate_admin_options($containertag,$uploadtag,\%lt,\%help,\%env));
          $r->print(&Apache::loncommon::help_open_topic('Docs_Adding_Course_Doc',
        &mt('Editing the Table of Contents for your '.$type)));
       }
   # --------------------------------------------------------- Standard documents
       $r->print('<table class="LC_docs_documents">');
   
       if (($standard) && ($allowed) && (!$forcesupplement)) {
    $r->print('<tr><td class="LC_docs_document">');
   #  '<h2>'.&mt('Main Course Documents').
   #  ($allowed?' '.$help{'Main_Course_Documents'}:'').'</h2>');
          my $folder=$env{'form.folder'};
          if ($folder eq '' || $folder eq 'supplemental') {
              $folder='default';
      $env{'form.folderpath'}='default&'.&escape(&mt('Main '.$type.' Documents'));
              $uploadtag = '<input type="hidden" name="folderpath" value="'.
          &HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />';
          }
          my $postexec='';
          if ($folder eq 'default') {
      $r->print('<script type="text/javascript">this.window.name="loncapaclient";</script>');
          } else {
              #$postexec='self.close();';
          }
          $hadchanges=0;
          my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,
      $upload_output,$type);
          if ($error) {
      $r->print('<p><span class="LC_error">'.$error.'</span></p>');
          }
          if ($hadchanges) {
      &mark_hash_old();
          }
          &changewarning($r,$postexec);
          my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
                        '.sequence';
          my $pageseq = '/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
                        '.page';
    my $container='sequence';
    if ($env{'form.pagepath'}) {
       $container='page';
    }
    my $readfile='/uploaded/'.$coursedom.'/'.$coursenum.'/'.$folder.'.'.$container;
   
   
   
    my $recoverform=(<<RFORM);
    <form action="/adm/groupsort" method="post" name="recover">
    <input type="button" name="recovermap" onClick="javascript:groupopen('$readfile',1,0)" value="$lt{'reco'}" />
    </form>
   RFORM
   
    my $imspform=(<<IMSPFORM);
    <form action="/adm/imsimportdocs" method="post" name="ims">
    <input type="hidden" name="folder" value="$folder" />
    <input name="imsimport" type="button" value="$lt{'imsf'}" onClick="javascript:makeims();" />
    </form>
   IMSPFORM
   
    my $newnavform=(<<NNFORM);
    <form action="/adm/coursedocs" method="post" name="newnav">
    $uploadtag
    <input type="hidden" name="importdetail"
    value="$lt{'navc'}=/adm/navmaps" />
    <span class="LC_nobreak">
    <input name="newnav" type="submit" value="$lt{'navc'}" />
    $help{'Navigate_Content'}
    </span>
    </form>
   NNFORM
    my $newsmppageform=(<<NSPFORM);
    <form action="/adm/coursedocs" method="post" name="newsmppg">
    $uploadtag
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newsmppg" type="button" value="$lt{'sipa'}"
    onClick="javascript:makesmppage();" /> $help{'Simple Page'}
    </span>
    </form>
   NSPFORM
   
    my $newsmpproblemform=(<<NSPROBFORM);
    <form action="/adm/coursedocs" method="post" name="newsmpproblem">
    $uploadtag
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newsmpproblem" type="button" value="$lt{'sipr'}"
    onClick="javascript:makesmpproblem();" />$help{'Simple Problem'}
    </span>
    </form>
   
   NSPROBFORM
   
    my $newdropboxform=(<<NDBFORM);
    <form action="/adm/coursedocs" method="post" name="newdropbox">
    $uploadtag      
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">          
    <input name="newdropbox" type="button" value="$lt{'drbx'}"
    onClick="javascript:makedropbox();" />
    </span>        
    </form>
   NDBFORM
   
    my $newexuploadform=(<<NEXUFORM);
    <form action="/adm/coursedocs" method="post" name="newexamupload">
    $uploadtag
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newexamupload" type="button" value="$lt{'scuf'}"
    onClick="javascript:makeexamupload();" />
    $help{'Score_Upload_Form'}
    </span>
    </form>
   NEXUFORM
   
    my $newbulform=(<<NBFORM);
    <form action="/adm/coursedocs" method="post" name="newbul">
    $uploadtag
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newbulletin" type="button" value="$lt{'bull'}"
    onClick="javascript:makebulboard();" />
    $help{'Bulletin Board'}
    </span>
    </form>
   NBFORM
   
    my $newaboutmeform=(<<NAMFORM);
    <form action="/adm/coursedocs" method="post" name="newaboutme">
    $uploadtag
    <input type="hidden" name="importdetail"
    value="$plainname=/adm/$udom/$uname/aboutme" />
    <span class="LC_nobreak">
    <input name="newaboutme" type="submit" value="$lt{'mypi'}" />
    $help{'My Personal Info'}
    </span>
    </form>
   NAMFORM
   
    my $newaboutsomeoneform=(<<NASOFORM);
    <form action="/adm/coursedocs" method="post" name="newaboutsomeone">
    $uploadtag
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newaboutsomeone" type="button" value="$lt{'abou'}"
    onClick="javascript:makeabout();" />
    </span>
    </form>
   NASOFORM
   
   
    my $newrosterform=(<<NROSTFORM);
    <form action="/adm/coursedocs" method="post" name="newroster">
    $uploadtag
    <input type="hidden" name="importdetail"
    value="$lt{'rost'}=/adm/viewclasslist" />
    <span class="LC_nobreak">
    <input name="newroster" type="submit" value="$lt{'rost'}" />
    $help{'Course Roster'}
    </span>
    </form>
   NROSTFORM
   
          $r->print(<<ENDFORM);
   
   <ul class="LC_TabContent">
   <li>$lt{'nd'}</li>
   <li>$lt{'pm'}</li>
   <li>$lt{'pubd'}</li>
   <li>$lt{'sd'}</li>
   <li>$lt{'mo'}</li>
   <li>$lt{'hao'}</li>
   </ul>
   
   <table class="LC_docs_adddocs">
   <!-- <tr>
   <th>$lt{'uplm'}</th>
   <th>$lt{'impp'}</th>
   <th>$lt{'spec'}</th>
   </tr> -->
   <tr>
   <td>
   $fileuploadform
   </td>
   <td>
   $simpleeditdefaultform
   <hr />
   $recoverform
   ENDFORM
          unless ($env{'form.pagepath'}) {
      $r->print(<<ENDFORM);
   <hr />
   $extresourcesform
    <br />
   $imspform
   ENDFORM
          }
          $r->print('</td><td>');
          unless ($env{'form.pagepath'}) {
      my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
   
   
   
    my $newpageform=(<<NPFORM);
    <form action="/adm/coursedocs" method="post" name="newpage">
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newpage" type="button"
    onClick="javascript:makenewpage(this.form,'$pageseq');"
    value="$lt{'newp'}" />$help{'Adding_Pages'}
    </span>
    </form>
   NPFORM
   
    my $newfolderform=(<<NFFORM);
    <form action="/adm/coursedocs" method="post" name="newfolder">
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newfolder" type="button"
    onClick="javascript:makenewfolder(this.form,'$folderseq');"
    value="$lt{'newf'}" />$help{'Adding_Folders'}
    </span>
    </form>
   NFFORM
   
    my $newsylform=(<<NSYLFORM);
    <form action="/adm/coursedocs" method="post" name="newsyl">
    $uploadtag
    <input type="hidden" name="importdetail"
    value="$lt{'syll'}=/public/$coursedom/$coursenum/syllabus" />
    <span class="LC_nobreak">
    <input name="newsyl" type="submit" value="$lt{'syll'}" />
    $help{'Syllabus'}
    </span>
    </form>
   NSYLFORM
   
    my $newgroupfileform=(<<NGFFORM);
    <form action="/adm/coursedocs" method="post" name="newgroupfiles">
    $uploadtag
    <input type="hidden" name="importdetail"
    value="$lt{'grpo'}=/adm/$coursedom/$coursenum/aboutme" />
    <span class="LC_nobreak">
    <input name="newgroupfiles" type="submit" value="$lt{'grpo'}" />
    $help{'Group Files'}
    </span>
    </form>
   NGFFORM
   
   
              $r->print(<<ENDFORM);
   <br />
   $newfolderform
   <br />
   $newpageform
   <br />
   $newsylform
   <br />
   $newnavform
   <br />
   $newsmppageform
   <br />
   $newsmpproblemform
   <br />
   $newdropboxform
   <br />
   $newexuploadform
   <br />
   $newbulform
   <br />
   $newaboutmeform
   <br />
   $newaboutsomeoneform
   <br />
   $newgroupfileform
   <br />
   $newrosterform
   ENDFORM
          }
          if ($env{'form.pagepath'}) {
              $r->print(<<ENDBLOCK);
   $newsmpproblemform
   <br />
   $newexuploadform
   ENDBLOCK
          }
          $r->print('</td></tr>'."\n".
   '</table>');
          $r->print('</td></tr>');
       }
   # ----------------------------------------------------- Supplemental documents
       if (!$forcestandard) {
          $r->print('<tr><td class="LC_docs_document">');
   # '<h2>'.&mt('Supplemental Course Documents').
   #  ($allowed?' '.$help{'Supplemental'}:'').'</h2>');
          my $folder=$env{'form.folder'};
          unless ($folder=~/^supplemental/) {
      $folder='supplemental';
          }
          if ($folder =~ /^supplemental$/ &&
      (($env{'form.folderpath'} =~ /^default\&/) || ($env{'form.folderpath'} eq ''))) {
             $env{'form.folderpath'} = 'supplemental&'.
                                       &escape(&mt('Supplemental '.$type.' Documents'));
          }
          my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$type);
          if ($error) {
      $r->print('<p><span class="LC_error">'.$error.'</span></p>');
          }
          if ($allowed) {
      my $folderseq=
          '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
          '.sequence';
   
      my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
   
    my $supupdocform=(<<SUPDOCFORM);
    <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
    $fileupload
    <br />
    <br />
    <span class="LC_nobreak">
    $checkbox
    </span>
    <br /><br />
    $lt{'comment'}:<br />
    <textarea cols=50 rows=4 name='comment'>
    </textarea>
    <br />
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="cmd" value="upload_supplemental" />
    <span class="LC_nobreak">
    <input type="submit" value="$lt{'upld'}" />
    $help{'Uploading_From_Harddrive'}
    </span>
    </form>
   SUPDOCFORM
   
    my $supnewfolderform=(<<SNFFORM);
    <form action="/adm/coursedocs" method="post" name="supnewfolder">
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newfolder" type="button"
    onClick="javascript:makenewfolder(this.form,'$folderseq');"
    value="$lt{'newf'}" /> $help{'Adding_Folders'}
    </span>
    </form>
   SNFFORM
   
   
    my $supnewextform=(<<SNEFORM);
    <form action="/adm/coursedocs" method="post" name="supnewext">
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newext" type="button"
    onClick="javascript:makenewext('supnewext');"
    value="$lt{'extr'}" /> $help{'Adding_External_Resource'}
    </span>
    </form>
   SNEFORM
   
    my $supnewsylform=(<<SNSFORM);
    <form action="/adm/coursedocs" method="post" name="supnewsyl">
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="importdetail"
    value="Syllabus=/public/$coursedom/$coursenum/syllabus" />
    <span class="LC_nobreak">
    <input name="newsyl" type="submit" value="$lt{'syll'}" />
    $help{'Syllabus'}
    </span>
    </form>
   SNSFORM
   
    my $supnewaboutmeform=(<<SNAMFORM);
    <form action="/adm/coursedocs" method="post" name="subnewaboutme">
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="importdetail"
    value="$plainname=/adm/$udom/$uname/aboutme" />
    <span class="LC_nobreak">
    <input name="newaboutme" type="submit" value="$lt{'mypi'}" />
    $help{'My Personal Info'}
    </span>
    </form>
   SNAMFORM
   
      $r->print(<<ENDSUPFORM);
   <ul class="LC_TabContent">
   <li>$lt{'nd'}</li>
   <li>$lt{'sd'}</li>
   <li>$lt{'hao'}</li>
   </ul>
   <table class="LC_docs_adddocs">
   <tr><td>
   $supupdocform
   </td>
   <td>
   $supnewfolderform
   <br />
   $supnewextform
   <br />
   $supnewsylform
   <br />
   $supnewaboutmeform
   </td></tr>
   </table></td></tr>
   ENDSUPFORM
          }
       }
       $r->print('</table>');
       if ($allowed) {
    $r->print('
   <form method="post" name="extimport" action="/adm/coursedocs">
     <input type="hidden" name="title" />
     <input type="hidden" name="url" />
     <input type="hidden" name="useform" />
     <input type="hidden" name="residx" />
   </form>');
       }
     } else {
         unless ($upload_result eq 'phasetwo') {
   # -------------------------------------------------------- This is showdoc mode
             $r->print("<h1>".&mt('Uploaded Document').' - '.
    &Apache::lonnet::gettitle($r->uri).'</h1><p>'.
   &mt('It is recommended that you use an up-to-date virus scanner before handling this file.')."</p><table>".
             &entryline(0,&mt("Click to download or use your browser's Save Link function"),$showdoc).'</table>');
         }
     }
    }
    $r->print(&Apache::loncommon::end_page());
    return OK;
   }
   
   sub generate_admin_options {
     my ($containertag,$uploadtag,$lt_ref,$help_ref,$env_ref) = @_;
     my %lt = %{$lt_ref};
     my %help = %{$help_ref};
     my %env = %{$env_ref};
     my $dumpbut=&dumpbutton();
     my $exportbut=&exportbutton();
     return (<<ENDOPTIONFORM);
    <form name="renameform" method="post" action="/adm/coursedocs">
      <input type="hidden" name="title" />
      <input type="hidden" name="cmd" />
      <input type="hidden" name="markcopy" />
      <input type="hidden" name="copyfolder" />
      $containertag
    </form>
    <form name="simpleedit" method="post" action="/adm/coursedocs">
      <input type="hidden" name="importdetail" value="" />
      $uploadtag
    </form>
    <form action="/adm/coursedocs" method="post" name="courseverify">
      <ul style="list-style-type:none">
          <li>
              <input type="submit" name="verify" value="$lt{'vc'}" />$help{'Verify_Content'}
          </li>
          <li>
              <input type="submit" name="versions" value="$lt{'cv'}" />$help{'Check_Resource_Versions'}
          </li>
          <li>
              $dumpbut
          </li>
          <li>
              $exportbut
          </li>
          <li>
             <input type="submit" name="listsymbs" value="$lt{'ls'}" />
           </li>
           <li>
             <input type="hidden" name="folder" value="$env{'form.folder'}" />
             <input type="submit" name="docslog" value="$lt{'sl'}" />
           </li>
      </ul>
    </form>
    <div style="clear: both; height: 0px;">&nbsp;</div>
   ENDOPTIONFORM
   }
   
   sub generate_edit_table {
       my ($optionhash_ref,$namehash_ref,$orderhash_ref) = @_;
       my %optionhash = %{$optionhash_ref};         #id verlinkt mit inhalt
       my %namehash = %{$namehash_ref};             #name verlinkt mit id
       my %orderhash = %{$orderhash_ref};           #name mit kürzel verlinkt mit name
       my $form;
       $form = '<div class="LC_ContentBoxSpecial"><h4 class="LC_hcell">'.&mt('Upload Course Documents').'<h4>';
       $form .= '<ul class="LC_TabContent">';
       foreach my $name (sort(keys(%orderhash))){
           if($name eq 'zz_hide'){
               $form .= '<li><a onclick="hideAllSection();" href="#">'.&mt($orderhash{$name}).'</a></li>';
           }else{
               $form .= '<li><a onclick="popUpSection(\''.$namehash{$orderhash{$name}}.'\');" href="#">'.&mt($orderhash{$name}).'</a></li>';
           }
       }
       foreach my $field (keys(%optionhash)){
           $form .= '<div id="'.$field.'" class="LC_ContentBox LC_hideThis">'.$optionhash{$field}.'</div>';
       }
       $form .= '</div>';
       return $form;
   }
   
   sub editing_js {
       my ($udom,$uname) = @_;
       my $now = time();
       my %lt = &Apache::lonlocal::texthash(
                                             p_mnf => 'Name of New Folder',
                                             t_mnf => 'New Folder',
                                             p_mnp => 'Name of New Page',
                                             t_mnp => 'New Page',
                                             p_mxu => 'Title for the Uploaded Score',
                                             p_msp => 'Title for the Page',
                                             p_msb => 'Title for the Problem',
                                             p_mdb => 'Title for the Drop Box',
                                             p_mbb => 'Title for the Bulletin Board',
                                             p_mab => "Enter user:domain for User's 'About Me' Page",
                                             p_mab2 => "About [_99]",
                                             p_mab_alrt1 => 'Not a valid user:domain',
                                             p_mab_alrt2 => 'Please enter both user and domain in the format user:domain',
                                             p_chn => 'New Title',
                                             p_rmr1 => 'WARNING: Removing a resource makes associated grades and scores inaccessible!',
                                             p_rmr2a => 'Remove[_99]',
                                             p_rmr2b => '?[_99]',
                                             p_ctr1a => 'WARNING: Cutting a resource makes associated grades and scores inaccessible!',
                                             p_ctr1b => 'Grades remain inaccessible if resource is pasted into another folder.',
                                             p_ctr2a => 'Cut[_98]',
                                             p_ctr2b => '?[_98]'
                                           );
   
       return <<ENDNEWSCRIPT;
   function makenewfolder(targetform,folderseq) {
       var foldername=prompt('$lt{"p_mnf"}','$lt{"t_mnf"}');
       if (foldername) {
          targetform.importdetail.value=escape(foldername)+"="+folderseq;
           targetform.submit();
       }
   }
   
   function makenewpage(targetform,folderseq) {
       var pagename=prompt('$lt{"p_mnp"}','$lt{"t_mnp"}');
       if (pagename) {
           targetform.importdetail.value=escape(pagename)+"="+folderseq;
           targetform.submit();
       }
   }
   
   function makenewext(targetname) {
       this.document.forms.extimport.useform.value=targetname;
       this.document.forms.extimport.title.value='';
       this.document.forms.extimport.url.value='';
       this.document.forms.extimport.residx.value='';
       window.open('/adm/rat/extpickframe.html');
   }
   
   function edittext(targetname,residx,title,url) {
       this.document.forms.extimport.useform.value=targetname;
       this.document.forms.extimport.residx.value=residx;
       this.document.forms.extimport.url.value=url;
       this.document.forms.extimport.title.value=title;
       window.open('/adm/rat/extpickframe.html');
   }
   
   function makeexamupload() {
      var title=prompt('$lt{"p_mxu"}');
      if (title) {
       this.document.forms.newexamupload.importdetail.value=
    escape(title)+'=/res/lib/templates/examupload.problem';
       this.document.forms.newexamupload.submit();
      }
   }
   
   function makesmppage() {
      var title=prompt('$lt{"p_msp"}');
      if (title) {
       this.document.forms.newsmppg.importdetail.value=
    escape(title)+'=/adm/$udom/$uname/$now/smppg';
       this.document.forms.newsmppg.submit();
      }
   }
   
   function makesmpproblem() {
      var title=prompt('$lt{"p_msb"}');
      if (title) {
       this.document.forms.newsmpproblem.importdetail.value=
    escape(title)+'=/res/lib/templates/simpleproblem.problem';
       this.document.forms.newsmpproblem.submit();
      }
   }
   
   function makedropbox() {
      var title=prompt('$lt{"p_mdb"}');
      if (title) {
       this.document.forms.newdropbox.importdetail.value=
           escape(title)+'=/res/lib/templates/DropBox.problem';
       this.document.forms.newdropbox.submit();
      }
   }
   
   function makebulboard() {
      var title=prompt('$lt{"p_mbb"}');
      if (title) {
       this.document.forms.newbul.importdetail.value=
    escape(title)+'=/adm/$udom/$uname/$now/bulletinboard';
       this.document.forms.newbul.submit();
      }
   }
   
   function makeabout() {
      var user=prompt("$lt{'p_mab'}");
      if (user) {
          var comp=new Array();
          comp=user.split(':');
          if ((typeof(comp[0])!=undefined) && (typeof(comp[1])!=undefined)) {
      if ((comp[0]) && (comp[1])) {
          this.document.forms.newaboutsomeone.importdetail.value=
      '$lt{"p_mab2"}'+escape(user)+'=/adm/'+comp[1]+'/'+comp[0]+'/aboutme';
          this.document.forms.newaboutsomeone.submit();
      } else {
                  alert("$lt{'p_mab_alrt1'}");
              }
          } else {
              alert("$lt{'p_mab_alrt2'}");
          }
      }
   }
   
   function makeims() {
       var caller = document.forms.ims.folder.value;
       var newlocation = "/adm/imsimportdocs?folder="+caller+"&phase=one";
       newWindow = window.open("","IMSimport","HEIGHT=700,WIDTH=750,scrollbars=yes");
       newWindow.location.href = newlocation;
   }
   
   
   function finishpick() {
       var title=this.document.forms.extimport.title.value;
       var url=this.document.forms.extimport.url.value;
       var form=this.document.forms.extimport.useform.value;
       var residx=this.document.forms.extimport.residx.value;
       eval('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+'='+residx+'";this.document.forms.'+form+'.submit();');
   }
   
   function changename(folderpath,index,oldtitle,container,pagesymb) {
       var title=prompt('$lt{"p_chn"}',oldtitle);
       if (title) {
    this.document.forms.renameform.markcopy.value=-1;
    this.document.forms.renameform.title.value=title;
    this.document.forms.renameform.cmd.value='rename_'+index;
           if (container == 'sequence') {
       this.document.forms.renameform.folderpath.value=folderpath;
           }
           if (container == 'page') {
               this.document.forms.renameform.pagepath.value=folderpath;
               this.document.forms.renameform.pagesymb.value=pagesymb;
           }
           this.document.forms.renameform.submit();
       }
   }
   
   function removeres(folderpath,index,oldtitle,container,pagesymb,skip_confirm) {
       if (skip_confirm || confirm('$lt{"p_rmr1"}\\n\\n$lt{"p_rmr2a"} "'+oldtitle+'" $lt{"p_rmr2b"}')) {
    this.document.forms.renameform.markcopy.value=-1;
    this.document.forms.renameform.cmd.value='del_'+index;
           if (container == 'sequence') {
               this.document.forms.renameform.folderpath.value=folderpath;
           }
           if (container == 'page') {
               this.document.forms.renameform.pagepath.value=folderpath;
               this.document.forms.renameform.pagesymb.value=pagesymb;
           }
           this.document.forms.renameform.submit();
       }
   }
   
   function cutres(folderpath,index,oldtitle,container,pagesymb,folder,skip_confirm) {
       if (skip_confirm || confirm('$lt{"p_ctr1a"}\\n$lt{"p_ctr1b"}\\n\\n$lt{"p_ctr2a"} "'+oldtitle+'" $lt{"p_ctr2b"}')) {
    this.document.forms.renameform.cmd.value='cut_'+index;
    this.document.forms.renameform.markcopy.value=index;
    this.document.forms.renameform.copyfolder.value=folder+'.'+container;
           if (container == 'sequence') {
               this.document.forms.renameform.folderpath.value=folderpath;
           }
           if (container == 'page') {
               this.document.forms.renameform.pagepath.value=folderpath;
               this.document.forms.renameform.pagesymb.value=pagesymb;
           }
           this.document.forms.renameform.submit();
       }
   }
   
   function markcopy(folderpath,index,oldtitle,container,pagesymb,folder) {
       this.document.forms.renameform.markcopy.value=index;
       this.document.forms.renameform.copyfolder.value=folder+'.'+container;
       if (container == 'sequence') {
    this.document.forms.renameform.folderpath.value=folderpath;
       }
       if (container == 'page') {
    this.document.forms.renameform.pagepath.value=folderpath;
    this.document.forms.renameform.pagesymb.value=pagesymb;
       }
       this.document.forms.renameform.submit();
   }
   
   
   ENDNEWSCRIPT
   }
   1;
   __END__
   
   
   =head1 NAME
   
   Apache::londocs.pm
   
   =head1 SYNOPSIS
   
   This is part of the LearningOnline Network with CAPA project
   described at http://www.lon-capa.org.
   
   =head1 SUBROUTINES
   
   =over
   
   =item %help=()
   
   Available help topics
   
   =item mapread()
   
   Mapread read maps into LONCAPA::map:: global arrays
   @order and @resources, determines status
   sets @order - pointer to resources in right order
   sets @resources - array with the resources with correct idx
   
   =item authorhosts()
   
   Return hash with valid author names
   
   =item dumpbutton()
   
   Generate "dump" button
   
   =item clean()
   
   =item dumpcourse()
   
       Actually dump course
   
   
   =item exportbutton()
   
       Generate "export" button
   
   =item exportcourse()
   
   =item create_ims_store()
   
   =item build_package()
   
   =item get_dependencies()
   
   =item process_content()
   
   =item replicate_content()
   
   =item extract_media()
   
   =item store_template()
   
   =item group_import()
   
       Imports the given (name, url) resources into the course
       coursenum, coursedom, and folder must precede the list
   
   =item breadcrumbs()
   
   =item log_docs()
   
   =item docs_change_log()
   
   =item update_paste_buffer()
   
   =item print_paste_buffer()
   
   =item do_paste_from_buffer()
   
   =item update_parameter()
   
   =item handle_edit_cmd()
   
   =item editor()
   
   =item process_file_upload()
   
   =item process_secondary_uploads()
   
   =item is_supplemental_title()
   
   =item parse_supplemental_title()
   
   =item entryline()
   
   =item tiehash()
   
   =item untiehash()
   
   =item checkonthis()
   
   check on this
   
   =item verifycontent()
   
   Verify Content
   
   =item devalidateversioncache() & checkversions()
   
   Check Versions
   
   =item mark_hash_old()
   
   =item is_hash_old()
   
   =item changewarning()
   
   =item init_breadcrumbs()
   
   Breadcrumbs for special functions
   
   =back
   
   =cut

Removed from v.1.141  
changed lines
  Added in v.1.327


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