Annotation of loncom/publisher/lonpubdir.pm, revision 1.169

1.1       www         1: # The LearningOnline Network with CAPA
1.145     raeburn     2: # Authoring Space Directory Lister
1.16      albertel    3: #
1.169   ! raeburn     4: # $Id: lonpubdir.pm,v 1.168 2016/06/10 22:31:34 raeburn Exp $
1.16      albertel    5: #
                      6: # Copyright Michigan State University Board of Trustees
                      7: #
                      8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      9: #
                     10: # LON-CAPA is free software; you can redistribute it and/or modify
                     11: # it under the terms of the GNU General Public License as published by
                     12: # the Free Software Foundation; either version 2 of the License, or
                     13: # (at your option) any later version.
                     14: #
                     15: # LON-CAPA is distributed in the hope that it will be useful,
                     16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     18: # GNU General Public License for more details.
                     19: #
                     20: # You should have received a copy of the GNU General Public License
                     21: # along with LON-CAPA; if not, write to the Free Software
                     22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     23: #
                     24: # /home/httpd/html/adm/gpl.txt
                     25: #
                     26: # http://www.lon-capa.org/
1.1       www        27: #
1.17      harris41   28: ###
1.1       www        29: 
                     30: package Apache::lonpubdir;
                     31: 
                     32: use strict;
                     33: use Apache::File;
                     34: use File::Copy;
                     35: use Apache::Constants qw(:common :http :methods);
1.17      harris41   36: use Apache::loncommon();
1.48      www        37: use Apache::lonhtmlcommon();
1.91      www        38: use Apache::londiff();
1.39      www        39: use Apache::lonlocal;
1.50      www        40: use Apache::lonmsg;
1.64      raeburn    41: use Apache::lonmenu;
                     42: use Apache::lonnet;
1.154     raeburn    43: use LONCAPA qw(:DEFAULT :match);
1.1       www        44: 
                     45: sub handler {
                     46: 
1.152     musolffc   47:     my $r=shift;
1.1       www        48: 
1.152     musolffc   49:     # Validate access to the construction space and get username:domain.
1.6       www        50: 
1.153     raeburn    51:     my ($uname,$udom)=&Apache::lonnet::constructaccess($r->uri); 
1.152     musolffc   52:     unless (($uname) && ($udom)) {
                     53:         return HTTP_NOT_ACCEPTABLE;
                     54:     }
1.23      foxr       55: 
1.127     www        56: # ----------------------------------------------------------- Start page output
1.23      foxr       57: 
1.152     musolffc   58:     my $fn=$r->filename;
                     59:     $fn=~s/\/$//;
                     60:     my $thisdisfn=$fn;
1.1       www        61: 
1.152     musolffc   62:     my $docroot=$r->dir_config('lonDocRoot');     # Apache  londocument root.
1.155     raeburn    63:     if ($thisdisfn eq "$docroot/priv/$udom") {
                     64:         if ((-d "/home/$uname/public_html/") && (!-e "$docroot/priv/$udom/$uname")) {
                     65:             my ($version) = ($r->dir_config('lonVersion') =~ /^\'?(\d+\.\d+)\./);
                     66:             &Apache::loncommon::content_type($r,'text/html');
                     67:             $r->send_http_header;
                     68: 
                     69:             &Apache::lonhtmlcommon::clear_breadcrumbs();
1.164     musolffc   70:             my $js = '<script type="text/javascript" 
                     71:                         src="/res/adm/includes/file_upload.js"></script>';
                     72:             $r->print(&Apache::loncommon::start_page('Authoring Space', $js).
1.155     raeburn    73:                       '<div class="LC_error">'.
                     74:                       '<br /><p>'.
                     75:                       &mt('Your Authoring Space is currently in the location used by LON-CAPA version 2.10 and older, but your domain is using a newer LON-CAPA version ([_1]).',$version).'</p>'.
                     76:                       '<p>'.
                     77:                       &mt('Please ask your Domain Coordinator to move your Authoring Space to the new location.').
                     78:                       '</p>'.
                     79:                       '</div>'.
                     80:                       &Apache::loncommon::end_page());
                     81:             return OK;
                     82:         }
                     83:     }
1.152     musolffc   84:     $thisdisfn=~s/^\Q$docroot\E\/priv//;
1.169   ! raeburn    85: 
1.152     musolffc   86:     my $resdir=$docroot.'/res'.$thisdisfn; # Resource directory
                     87:     my $targetdir='/res'.$thisdisfn; # Publication target directory.
                     88:     my $linkdir='/priv'.$thisdisfn;      # Full URL name of constr space.
                     89: 
1.169   ! raeburn    90:     my $cstr = 'author';
        !            91:     my ($crsauthor,$crstype);
        !            92:     if ($env{'request.course.id'}) {
        !            93:         my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
        !            94:         my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
        !            95:         if ($thisdisfn =~ m{^/\Q$cdom/$cnum\E}) {
        !            96:             $crsauthor = 1;
        !            97:             $cstr = 'course';
        !            98:             $crstype = &Apache::loncommon::course_type();
        !            99:         }
        !           100:     }
        !           101: 
1.152     musolffc  102:     my %bombs=&Apache::lonmsg::all_url_author_res_msg($uname,$udom);
                    103: 
1.164     musolffc  104:     my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'};
                    105:     my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,
                    106:                                 "$londocroot/priv/$udom/$uname"); # expressed in kB
                    107:     my $disk_quota = &Apache::loncommon::get_user_quota($uname,$udom,
1.169   ! raeburn   108:                                                  $cstr,$crstype); # expressed in MB
1.164     musolffc  109: 
                    110:     # Put out the start of page.
1.169   ! raeburn   111:     &startpage($r, $uname, $udom, $thisdisfn, $current_disk_usage, $disk_quota, $crsauthor); 
1.157     raeburn   112: 
                    113:     if (!-d $fn) {
                    114:         if (-e $fn) {
                    115:             $r->print('<p class="LC_info">'.&mt('Requested item is a file not a directory.').'</p>');
                    116:         } else {
                    117:             $r->print('<p class="LC_info">'.&mt('The requested subdirectory does not exist.').'</p>');
                    118:         }
                    119:         $r->print(&Apache::loncommon::end_page());
                    120:         return OK;
                    121:     }
                    122:     my @files;
                    123:     if (opendir(DIR,$fn)) {
1.158     raeburn   124:         @files = grep(!/^\.+$/,readdir(DIR));
1.157     raeburn   125:         closedir(DIR);
                    126:     } else {
                    127:         $r->print('<p class="LC_error">'.&mt('Could not open directory.').'</p>');
                    128:         $r->print(&Apache::loncommon::end_page());
                    129:         return OK;
                    130:     }
                    131: 
1.164     musolffc  132:     # Put out actions for directory, browse/upload + new file page.
                    133:     &dircontrols($r,$uname,$udom,$thisdisfn, $current_disk_usage, $disk_quota);
1.152     musolffc  134:     &resourceactions($r,$uname,$udom,$thisdisfn); # Put out form used for printing/deletion etc.
1.64      raeburn   135: 
1.152     musolffc  136:     my $numdir = 0;
                    137:     my $numres = 0;
1.6       www       138:   
1.160     musolffc  139:     if ((@files == 0) && ($thisdisfn =~ m{^/$match_domain/$match_username})) {
                    140:         if ($thisdisfn =~ m{^/$match_domain/$match_username$}) {
                    141:             $r->print('<p class="LC_info">'.&mt('This Authoring Space is currently empty.').'</p>');
                    142:         } else {
                    143:             $r->print('<p class="LC_info">'.&mt('This subdirectory is currently empty.').'</p>');
                    144:         }
                    145:         $r->print(&Apache::loncommon::end_page());
                    146:         return OK;
                    147:     }
                    148: 
1.152     musolffc  149:     # Retrieving value for "sortby" and "sortorder" from QUERY_STRING
                    150:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                    151:         ['sortby','sortorder']);
                    152: 
                    153:     # Sort by name as default, not reversed
                    154:     if (! exists($env{'form.sortby'})) { $env{'form.sortby'} = 'filename' }
                    155:     if (! exists($env{'form.sortorder'})) { $env{'form.sortorder'} = '' }
                    156:     my $sortby = $env{'form.sortby'};
                    157:     my $sortorder = $env{'form.sortorder'};
                    158: 
1.160     musolffc  159:     # Order in which columns are displayed from left to right
                    160:     my @order = ('filetype','actions','filename','title',
                    161:                     'pubstatus','cmtime','size');
                    162: 
                    163:     # Up and down arrows to indicate sort order
                    164:     my @arrows = ('&nbsp;&#9650;','&nbsp;&#9660;','');
                    165: 
                    166:     # Default sort order and column title
                    167:     my %columns = (
                    168:         filetype =>     {
                    169:                             order => 'ascending',
                    170:                             text  => &mt('Type'),
                    171:                         },
                    172:         actions =>      {
                    173:                             # Not sortable
                    174:                             text  => &mt('Actions'),
                    175:                         },
                    176:         filename =>     {
                    177:                             order => 'ascending',
                    178:                             text  => &mt('Name'),
                    179:                         },
                    180:         title =>        {
                    181:                             order => 'ascending',
                    182:                             text  => &mt('Title'),
                    183:                         },
                    184:         pubstatus =>    {
                    185:                             order => 'ascending',
                    186:                             text  => &mt('Status'),
                    187:                             colspan => '2',
                    188:                         },
                    189:         cmtime =>       {
                    190:                             order => 'descending',
                    191:                             text  => &mt('Last Modified'),
                    192:                         },
                    193:         size =>         {
                    194:                             order => 'ascending',
                    195:                             text  => &mt('Size').' (kB)',
                    196:                         },
                    197:     ); 
                    198: 
                    199:     # Print column headers
                    200:     my $output = '';
                    201:     foreach my $key (@order) {
                    202:         my $idx;
                    203:         # Append an up or down arrow to sorted column
                    204:         if ($sortby eq $key) {
                    205:             $idx = ($columns{$key}{order} eq 'ascending') ? 0:1;
                    206:             if ($sortorder eq 'rev') { $idx ++; }
                    207:             $idx = $idx%2;
                    208:         } else { $idx = 2; } # No arrow if column is not sorted
                    209:         $output .= (($columns{$key}{order}) ?
                    210:             '<th'.($columns{$key}{colspan} ? ' colspan="'.$columns{$key}{colspan}.'"' : '')
1.162     golterma  211:             .'><a href="'.$linkdir.'/?sortby='.$key.'&amp;sortorder='
1.160     musolffc  212:             .((($sortby eq $key) && ($sortorder ne 'rev')) ? 'rev' : '').'">'
                    213:             .$columns{$key}{text}.$arrows[$idx].'</a></th>' :
                    214:             '<th>'.$columns{$key}{text}.'</th>');
1.154     raeburn   215:     }
1.161     golterma  216: 
1.162     golterma  217: my $result = "<script type=\"text/javascript\">
1.161     golterma  218:     sessionStorage.setItem('CSTRcache','".&prepareJsonData($uname,$udom,$thisdisfn)."');
                    219:     localStorage.setItem('CSTRtrans', '".&prepareJsonTranslations()."');
                    220: </script>";
                    221:     $r->print($result);
                    222: 
                    223:     $r->print('<div id="currentFolder">'.&Apache::loncommon::start_data_table()
1.162     golterma  224:         .'<tr><th colspan="8" id="searchtitle" style="display:none"></th></tr>'
1.160     musolffc  225:         .&Apache::loncommon::start_data_table_header_row() . $output
1.152     musolffc  226:         .&Apache::loncommon::end_data_table_header_row()
                    227:     );
                    228: 
                    229:     my $dirptr=16384;		# Mask indicating a directory in stat.cmode.
                    230:     my $filehash = {};
                    231:     foreach my $filename (@files) {
1.159     musolffc  232:         # Skip .DS_Store, .DAV and hidden files
1.152     musolffc  233:         my ($extension) = ($filename=~/\.(\w+)$/);
1.156     raeburn   234:         next if (($filename eq '.DS_Store')
1.159     musolffc  235:                 || ($filename eq '.DAV')
1.156     raeburn   236:                 || (&Apache::loncommon::fileembstyle($extension) eq 'hdn')
                    237:                 || ($filename =~ /^\._/));
1.152     musolffc  238: 
                    239:         my ($cmode,$csize,$cmtime)=(stat($fn.'/'.$filename))[2,7,9];
                    240:         my $linkfilename = &HTML::Entities::encode('/priv'.$thisdisfn.'/'.$filename,'<>&"');
                    241:         # Identify type of file according to icon used
                    242:         my ($filetype) = (&Apache::loncommon::icon($filename) =~ m{/(\w+).gif$}); 
                    243:         my $cstr_dir = $r->dir_config('lonDocRoot').'/priv'.$thisdisfn;
                    244:         my $meta_same = &isMetaSame($cstr_dir, $resdir, $filename);
                    245:         
                    246:         # Store size, title, and status for files but not directories
                    247:         my $size = (!($cmode&$dirptr)) ? $csize/1024. : 0;
                    248:         my ($status, $pubstatus, $title, $fulltitle);
                    249:         if (!($cmode&$dirptr)) {
                    250:             ($status, $pubstatus) = &getStatus($resdir, $targetdir, $cstr_dir, 
                    251:                 $filename, $linkfilename, $cmtime, $meta_same);
                    252:             ($fulltitle, $title) = &getTitle($resdir, $targetdir, $filename, 
                    253:                                         $linkfilename, $meta_same, \%bombs);
                    254:         } else {
                    255:             ($status, $pubstatus) = ('','');
                    256:             ($fulltitle, $title) = ('','');
                    257:         }
1.150     musolffc  258: 
1.152     musolffc  259:         # This hash will allow sorting
                    260:         $filehash->{ $filename } = {
                    261:             "cmtime"            => $cmtime,
                    262:             "size"              => $size,
                    263:             "cmode"             => $cmode,
                    264:             "filetype"          => $filetype,
                    265:             "title"             => $title,
                    266:             "fulltitle"         => $fulltitle,
                    267:             "status"            => $status,
                    268:             "pubstatus"         => $pubstatus,
                    269:             "linkfilename"      => $linkfilename,
                    270:         }
                    271:     }
                    272:    
                    273:     my @sorted_files;
                    274:     # Sorting by something other than "Name".  Name is the secondary key.
                    275:     if ($sortby =~ m{cmtime|size}) {    # Numeric fields
                    276:         # First check if order should be reversed
                    277:         if ($sortorder eq "rev") {
                    278:             @sorted_files = sort {
                    279:                 $filehash->{$a}->{$sortby} <=> $filehash->{$b}->{$sortby}
                    280:                     or
                    281:                 uc($a) cmp uc($b)
                    282:             } (keys(%{$filehash}));
                    283:         } else {
                    284:             @sorted_files = sort {
                    285:                 $filehash->{$b}->{$sortby} <=> $filehash->{$a}->{$sortby}
                    286:                     or
                    287:                 uc($a) cmp uc($b)
                    288:             } (keys(%{$filehash}));
                    289:         }
                    290:     } elsif ($sortby =~ m{filetype|title|status}) {     # String fields
                    291:         if ($sortorder eq "rev") {
                    292:             @sorted_files = sort {
                    293:                 $filehash->{$b}->{$sortby} cmp $filehash->{$a}->{$sortby}
                    294:                     or
                    295:                 uc($a) cmp uc($b)
                    296:             } (keys(%{$filehash}));
                    297:         } else {
                    298:             @sorted_files = sort {
                    299:                 $filehash->{$a}->{$sortby} cmp $filehash->{$b}->{$sortby}
                    300:                     or
                    301:                 uc($a) cmp uc($b)
                    302:             } (keys(%{$filehash}));
                    303:         }
                    304: 
                    305:     # Sort by "Name" is the default
                    306:     } else { 
                    307:         if ($sortorder eq "rev") {
                    308:             @sorted_files = sort {uc($b) cmp uc($a)} (keys(%{$filehash}));
                    309:         } else {
                    310:             @sorted_files = sort {uc($a) cmp uc($b)} (keys(%{$filehash}));
                    311:         }
                    312:     }
                    313: 
                    314:     # Print the sorted resources
                    315:     foreach my $filename (@sorted_files) {
                    316:         if ($filehash->{$filename}->{"cmode"}&$dirptr) {        # Directories
                    317:             &putdirectory($r, $thisdisfn, $linkdir, $filename, 
                    318:                 $filehash->{$filename}->{"cmtime"}, 
                    319:                 $targetdir, \%bombs, \$numdir);
                    320:         } else {                                                # Files
                    321:             &putresource($r, $udom, $uname, $filename, $thisdisfn, $resdir,
                    322:                 $targetdir, $linkdir, $filehash->{$filename}->{"cmtime"}, 
                    323:                 $filehash->{$filename}->{"size"}, \$numres, 
                    324:                 $filehash->{$filename}->{"linkfilename"},
                    325:                 $filehash->{$filename}->{"fulltitle"},
                    326:                 $filehash->{$filename}->{"status"},
                    327:                 $filehash->{$filename}->{"pubstatus"});
                    328:         }
                    329:     }
                    330: 
1.161     golterma  331:   $r->print(&Apache::loncommon::end_data_table()
                    332:            .'</div><div id="otherplaces" style="display:none">'
                    333:            .&Apache::loncommon::start_data_table()
1.162     golterma  334:            .'<tr><th colspan="7">'.&mt('Results in other directories:').'</th></tr>'
1.161     golterma  335:            .'<tr class="LC_header_row" id="otherplacestable">'
                    336:            .'<th>'.&mt('Type').'</th>'
                    337:            .'<th>'.&mt('Directory').'</th>'
                    338:            .'<th>'.&mt('Name').'</th>'
                    339:            .'<th>'.&mt('Title').'</th>'
                    340:            .'<th colspan="2">'.&mt('Status').'</th>'
                    341:            .'<th>'.&mt('Last Modified').'</th>'
                    342:            .'</tr>'
1.162     golterma  343:            .&Apache::loncommon::end_data_table()
1.161     golterma  344:            .'</div>'
                    345:            .&Apache::loncommon::end_page()
                    346:   );
                    347:   return OK;  
1.1       www       348: }
1.127     www       349: 
1.152     musolffc  350: 
                    351: 
1.23      foxr      352: #   Output the header of the page.  This includes:
                    353: #   - The HTML header 
                    354: #   - The H1/H3  stuff which includes the directory.
                    355: #
1.164     musolffc  356: #     startpage($r, $uame, $udom, $thisdisfn, $current_disk_usage, $disk_quota);
1.23      foxr      357: #      $r     - The apache request object.
                    358: #      $uname - User name.
                    359: #      $udom  - Domain name the user is logged in under.
                    360: #      $thisdisfn - Displayable version of the filename.
1.164     musolffc  361: #      $current_disk_usage - User's current disk usage (in kB).
                    362: #      $disk_quota - Disk quota for user's authoring space (in MB).
1.169   ! raeburn   363: #      $crstype - Course type, if this is for "course author"
1.26      www       364: 
1.23      foxr      365: sub startpage {
1.169   ! raeburn   366:     my ($r, $uname, $udom, $thisdisfn, $current_disk_usage, $disk_quota, $crsauthor) = @_;
1.39      www       367:     &Apache::loncommon::content_type($r,'text/html');
1.23      foxr      368:     $r->send_http_header;
1.64      raeburn   369: 
1.132     www       370:     my $formaction='/priv'.$thisdisfn.'/';
1.89      albertel  371:     $formaction=~s|/+|/|g;
1.169   ! raeburn   372: 
        !           373:     my $title;
        !           374:     if ($crsauthor) {
        !           375:         $title = 'Course Authoring';
        !           376:     } else {
        !           377:         $title = 'Authoring Space';
        !           378:         &Apache::lonhtmlcommon::store_recent('construct',$formaction,$formaction);
        !           379:     }
1.121     bisitz    380: 
1.125     droeschl  381:     &Apache::lonhtmlcommon::clear_breadcrumbs();
                    382:     &Apache::lonhtmlcommon::add_breadcrumb({
1.169   ! raeburn   383:         'text'  => $title,
1.137     raeburn   384:         'href'  => &Apache::loncommon::authorspace($formaction),
1.125     droeschl  385:     });
                    386:     # breadcrumbs (and tools) will be created 
                    387:     # in start_page->bodytag->innerregister
                    388: 
1.132     www       389:     $env{'request.noversionuri'}=$formaction;
1.164     musolffc  390:     my $js = '<script type="text/javascript" 
                    391:                 src="/res/adm/includes/file_upload.js"></script>';
1.169   ! raeburn   392:     $r->print(&Apache::loncommon::start_page($title, $js));
1.90      albertel  393: 
1.164     musolffc  394:     $disk_quota = 1024 * $disk_quota; # convert from MB to kB
1.147     raeburn   395: 
1.121     bisitz    396:     $r->print(&Apache::loncommon::head_subbox(
1.147     raeburn   397:                      '<div style="float:right;padding-top:0;margin-top;0">'
1.168     raeburn   398:                     .&Apache::lonhtmlcommon::display_usage($current_disk_usage,
                    399:                                                            $disk_quota,'authoring')
1.147     raeburn   400:                     .'</div>'
                    401:                     .&Apache::loncommon::CSTR_pageheader()));
1.121     bisitz    402: 
1.101     albertel  403:     my $esc_thisdisfn = &Apache::loncommon::escape_single($thisdisfn);
1.169   ! raeburn   404:     my $doctitle = 'LON-CAPA '.&mt($title);
1.109     bisitz    405:     my $newname = &mt('New Name');
1.29      www       406:     my $pubdirscript=(<<ENDPUBDIRSCRIPT);
1.77      albertel  407: <script type="text/javascript">
1.107     bisitz    408: top.document.title = '$esc_thisdisfn/ - $doctitle';
1.37      www       409: // Store directory location for menu bar to find
                    410: 
1.132     www       411: parent.lastknownpriv='/priv$esc_thisdisfn/';
1.37      www       412: 
                    413: // Confirmation dialogues
                    414: 
1.64      raeburn   415:     function currdiract(theform) {
                    416:         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'publish') {
1.79      www       417:             document.publishdir.filename.value = theform.filename.value;
                    418: 	    document.publishdir.submit();
1.64      raeburn   419:         }
1.113     schafran  420:         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'editmeta') {
1.66      raeburn   421:             top.location=theform.filename.value+'default.meta'
1.64      raeburn   422:         }
                    423:         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'printdir' ) {
                    424:             document.printdir.postdata.value=theform.filename.value
                    425:             document.printdir.submit();
                    426:         }
1.88      raeburn   427:         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == "delete") {
                    428:               var delform = document.delresource
                    429:               delform.filename.value = theform.filename.value
                    430:               delform.submit()
                    431:         }
1.64      raeburn   432:     }
                    433:   
                    434:     function checkUpload(theform) {
                    435:         if (theform.file == '') {
                    436:             alert("Please use 'Browse..' to choose a file first, before uploading")
                    437:             return 
                    438:         }
                    439:         theform.submit()  
                    440:     }
                    441: 
                    442:     function SetPubDir(theform,printForm) {
                    443:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "open") {
1.75      albertel  444:             top.location = theform.openname.value
1.64      raeburn   445:             return
                    446:         }
                    447:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "publish") {
1.79      www       448:             theform.submit();
1.64      raeburn   449:         }
1.113     schafran  450:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "editmeta") {
1.66      raeburn   451:             top.location=theform.filename.value+'default.meta'
1.64      raeburn   452:         }
1.68      raeburn   453:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "printdir") {
1.64      raeburn   454:             theform.action = '/adm/printout'
                    455:             theform.postdata.value = theform.filename.value
                    456:             theform.submit()
                    457:         }
1.88      raeburn   458:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "delete") {
                    459:               var delform = document.delresource
                    460:               delform.filename.value = theform.filename.value
                    461:               delform.submit()
                    462:         }
1.64      raeburn   463:         return
                    464:     }
                    465:     function SetResChoice(theform) {
                    466:       var activity = theform.reschoice.options[theform.reschoice.selectedIndex].value
                    467:       if ((activity == 'rename') || (activity == 'copy') || (activity == 'move')) {
                    468:           changename(theform,activity)
                    469:       }
                    470:       if (activity == 'publish') {
                    471:           var pubform = document.pubresource
                    472:           pubform.filename.value = theform.filename.value
                    473:           pubform.submit()
                    474:       }
                    475:       if (activity == 'delete') {
                    476:           var delform = document.delresource
                    477:           delform.filename.value = theform.filename.value
1.71      raeburn   478:           delform.submit()
1.64      raeburn   479:       }
                    480:       if (activity == 'obsolete') {
1.68      raeburn   481:           var pubform = document.pubresource
                    482:           pubform.filename.value = theform.filename.value
1.80      www       483:           pubform.makeobsolete.value=1;
1.68      raeburn   484:           pubform.submit()
1.64      raeburn   485:       }
                    486:       if (activity == 'print') {
1.68      raeburn   487:           document.printresource.postdata.value = theform.filename.value
1.64      raeburn   488:           document.printresource.submit()
                    489:       }
                    490:       if (activity == 'retrieve') {
1.68      raeburn   491:           document.retrieveres.filename.value = theform.filename.value
                    492:           document.retrieveres.submit()
1.64      raeburn   493:       }
1.82      www       494:       if (activity == 'cleanup') {
                    495:           document.cleanup.filename.value = theform.filename.value
                    496:           document.cleanup.submit()
                    497:       }
1.64      raeburn   498:       return
                    499:     }
                    500:     function changename(theform,activity) {
1.96      banghart  501:         var oldname=theform.dispfilename.value;
1.109     bisitz    502:         var newname=prompt('$newname',oldname);
1.97      banghart  503:         if (newname == "" || !newname || newname == oldname)  {
1.64      raeburn   504:             return
                    505:         }
                    506:         document.moveresource.newfilename.value = newname
                    507:         document.moveresource.filename.value = theform.filename.value
                    508:         document.moveresource.action.value = activity
                    509:         document.moveresource.submit();
                    510:     }
1.29      www       511: </script>
                    512: ENDPUBDIRSCRIPT
1.64      raeburn   513:     $r->print($pubdirscript);
                    514: }
                    515: 
                    516: sub dircontrols {
1.164     musolffc  517:     my ($r,$uname,$udom,$thisdisfn, $current_disk_usage, $disk_quota) = @_;
1.84      www       518:     my %lt=&Apache::lonlocal::texthash(
                    519:                                        cnpd => 'Cannot publish directory',
                    520:                                        cnrd => 'Cannot retrieve directory',
                    521:                                        mcdi => 'Must create new subdirectory inside a directory',
                    522:                                        pubr => 'Publish this Resource',
                    523:                                        pubd => 'Publish this Directory',
1.88      raeburn   524:                                        dedr => 'Delete Directory',
1.84      www       525:                                        rtrv => 'Retrieve Old Version',
                    526:                                        list => 'List Directory',
                    527:                                        uplo => 'Upload file',  
                    528:                                        dele => 'Delete',
1.113     schafran  529:                                        edit => 'Edit Metadata', 
1.84      www       530:                                        sela => 'Select Action',
                    531:                                        nfil => 'New file',
                    532:                                        nhtm => 'New HTML file',
                    533:                                        nprb => 'New problem',
                    534:                                        npag => 'New assembled page',
                    535:                                        nseq => 'New assembled sequence',
                    536:                                        ncrf => 'New custom rights file',
                    537:                                        nsty => 'New style file',
                    538:                                        nlib => 'New library file',
1.103     albertel  539:                                        nbt  => 'New bridgetask file',
1.84      www       540:                                        nsub => 'New subdirectory',
                    541:                                        renm => 'Rename current file to',
                    542:                                        move => 'Move current file to',
                    543:                                        copy => 'Copy current file to',
                    544:                                        type => 'Type Name Here',
1.105     albertel  545:                                        go   => 'Go',
1.84      www       546:                                        prnt => 'Print contents of directory',
                    547:                                        crea => 'Create a new directory or LON-CAPA document',
1.161     golterma  548:                                        qs   => 'Quick Search',
                    549:                                        cs   => 'Case Sensitive',
                    550:                                        re   => 'Regular Expression',
1.84      www       551: 				       acti => 'Actions for current directory',
1.105     albertel  552: 				       updc => 'Upload a new document',
                    553: 				       pick => 'Please select an action to perform using the new filename',
1.84      www       554:                                       );
1.106     bisitz    555:     my $mytype = $lt{'type'}; # avoid conflict with " and ' in javascript
1.164     musolffc  556:     # Calculate free space in bytes.
                    557:     # $disk_quota is in MB and $current_disk_usage is in kB
                    558:     my $free_space = 1024 * ((1024 * $disk_quota) - $current_disk_usage);
1.161     golterma  559:     $r->printf(<<END,&Apache::loncommon::help_open_topic('Quicksearch'));
1.117     harmsja   560: <div class="LC_columnSection">
1.116     bisitz    561:   <div>
                    562:     <form name="curractions" method="post" action="">
                    563:       <fieldset>
                    564:         <legend>$lt{'acti'}</legend>
                    565:         <select name="dirtask" onchange="currdiract(this.form)">
1.84      www       566:             <option>$lt{'sela'}</option>
                    567:             <option value="publish">$lt{'pubd'}</option>
1.113     schafran  568:             <option value="editmeta">$lt{'edit'}</option>
1.84      www       569:             <option value="printdir">$lt{'prnt'}</option>
1.88      raeburn   570:             <option value="delete">$lt{'dedr'}</option>
1.116     bisitz    571:         </select>
1.132     www       572:         <input type="hidden" name="filename" value="/priv$thisdisfn/" />
1.116     bisitz    573:       </fieldset>
                    574:     </form>
                    575:     <form name="publishdir" method="post" action="/adm/publish" target="_parent">
                    576:       <input type="hidden" name="pubrec" value="" />
                    577:       <input type="hidden" name="filename" value="" />
                    578:     </form>
                    579:     <form name="printdir" method="post" action="/adm/printout" target="_parent">
                    580:       <input type="hidden" name="postdata" value="" />
                    581:     </form>
                    582:   </div>
                    583: 
                    584:   <div>
                    585:     <form name="upublisher" enctype="multipart/form-data" method="post" action="/adm/upload" target="_parent">
                    586:       <fieldset>
                    587:         <legend>$lt{'updc'}</legend>
1.132     www       588:         <input type="hidden" name="filename" value="/priv$thisdisfn/" />
1.164     musolffc  589:         <input type="file" name="upfile" class="flUpload testclass" size="20" />
                    590:         <input type="hidden" id="free_space" value=$free_space />
1.116     bisitz    591:         <input type="button" value="$lt{'uplo'}"  onclick="checkUpload(this.form)" />
                    592:       </fieldset>
                    593:     </form>
                    594:   </div>
                    595: 
                    596:   <div>
                    597:     <form name="fileaction" method="post" action="/adm/cfile" target="_parent">
                    598:       <fieldset>
                    599:               <legend>$lt{'crea'}</legend>
                    600: 	      <span class="LC_nobreak">
1.132     www       601: 		<input type="hidden" name="filename" value="/priv$thisdisfn/" />
1.105     albertel  602:                   <script type="text/javascript">
                    603:                     function validate_go() {
                    604:                         var selected = document.fileaction.action.selectedIndex;
                    605:                         if (selected == 0) {
                    606:                             alert('$lt{'pick'}');
                    607:                         } else {
                    608:                             document.fileaction.submit();
                    609:                         }
                    610:                     }
                    611:                   </script>
                    612: 		  <select name="action">
                    613: 		    <option value="none">$lt{'sela'}</option>
                    614: 		    <option value="newfile">$lt{'nfil'}:</option>
                    615: 		    <option value="newhtmlfile">$lt{'nhtm'}:</option>
                    616: 		    <option value="newproblemfile">$lt{'nprb'}:</option>
                    617:                     <option value="newpagefile">$lt{'npag'}:</option>
                    618:                     <option value="newsequencefile">$lt{'nseq'}:</option>
                    619:                     <option value="newrightsfile">$lt{'ncrf'}:</option>
                    620:                     <option value="newstyfile">$lt{'nsty'}:</option>
                    621:                     <option value="newtaskfile">$lt{'nbt'}:</option>
                    622:                     <option value="newlibraryfile">$lt{'nlib'}:</option>
                    623: 	            <option value="newdir">$lt{'nsub'}:</option>
1.163     golterma  624: 		  </select>&nbsp;<input type="text" name="newfilename" placeholder="$lt{'type'}" value="" onfocus="if (this.value == is.empty()) this.value=''" />&nbsp;<input type="button" value="Go" onclick="validate_go();" />
                    625: 		<br />
                    626:                 <span>Quickactions:
                    627:                  <input type="hidden" name="mode"/>
                    628:                  <a href="javascript:void(0)" onclick="javascript:validate_action('blank')">
                    629: 		    <img src="/adm/lonIcons/unknown.gif" title="Create blank problem file"></a>
                    630:                  <a href="javascript:void(0)" onclick="javascript:validate_action('problemtempl')"> 
                    631:                     <img src="/adm/lonIcons/problem.gif" title="Create new problem from template"></a>
                    632:                  <a href="javascript:void(0)" onclick="javascript:validate_action('blankhtml')"> 
                    633:                     <img src="/adm/lonIcons/html.gif" title="Create new blank HTML file"></a>
                    634:                  <a href="javascript:void(0)" onclick="javascript:validate_action('folder')"> 
                    635: 		    <img src="/adm/lonIcons/navmap.folder.closed.gif" title="Create new subdirectory"></a>
                    636:                 </span>
                    637:                  <script type="text/javascript">
                    638:                      function validate_action(action){
                    639: 
                    640:                          if (document.getElementsByName(\'newfilename\')[0].value != \'\'){
                    641:                              if (action == "blank") {
                    642: 								 document.fileaction.action.value=\'newproblemfile\';
                    643: 								 document.fileaction.mode.value=\'blank\';
                    644: 							 } else if (action == "problemtempl") {
                    645: 								 document.fileaction.action.value=\'newproblemfile\';
                    646:                                  validate_go();
                    647:                              } else if (action == "blankhtml") {
                    648:                                  document.fileaction.action.value=\'newhtmlfile\';
                    649:                                  validate_go();
                    650:                              } else if (action == "folder") {
                    651:                                  document.fileaction.action.value=\'newdir\';
                    652:                                  document.fileaction.mode.value=\'folder\';
                    653:                              }
                    654:                              fileaction.submit();
                    655:                          } else {
                    656:                              alert(\'Please specify file name.\');
                    657:                              // TODO: ask for filename? if so, do some refactoring
                    658: 
                    659:                          }
                    660:                      }
                    661:                  </script>
1.92      albertel  662: 		 </span>
1.116     bisitz    663:       </fieldset>
                    664:     </form>
1.161     golterma  665:     </div>
                    666:     <div>
1.162     golterma  667:       <fieldset style="display:inline">
                    668:             <legend>$lt{'qs'}</legend>
                    669:                 <script type="text/javascript" src="/adm/quicksearch/quicksearch.js"></script>
                    670:                 <input type="text" id="quickfilter" placeholder="Enter search term" onkeyup="applyFilter()"/>
                    671:                 <input type="button" value="Clear" onclick="document.getElementById(\'quickfilter\').value=\'\'; applyFilter()" />
                    672:                 %s
                    673:                 <br />
                    674:                 <label><input type="checkbox" id="casesens" onchange="applyFilter()"/>$lt{'cs'}&nbsp;&nbsp;</label>
                    675:                 <label><input type="checkbox" id="regex" onchange="applyFilter()"/>$lt{'re'}&nbsp;&nbsp;</label>
                    676:         </fieldset>
1.116     bisitz    677:   </div>
                    678: </div>
1.64      raeburn   679: END
                    680: }
                    681: 
                    682: sub resourceactions {
                    683:     my ($r,$uname,$udom,$thisdisfn) = @_;
                    684:     $r->print(<<END);
                    685:        <form name="moveresource" action="/adm/cfile" target="_parent" method="post">
                    686:          <input type="hidden" name="filename" value="" />
                    687:          <input type="hidden" name="newfilename" value="" />
                    688:          <input type="hidden" name="action" value="" />
                    689:        </form>
                    690:        <form name="delresource" action="/adm/cfile" target="_parent" method="post">
                    691:          <input type="hidden" name="filename" value="" />
                    692:          <input type="hidden" name="action" value="delete" />
                    693:        </form>
                    694:        <form name="pubresource" action="/adm/publish" target="_parent" method="post">
                    695:          <input type="hidden" name="filename" value="" />
1.80      www       696:          <input type="hidden" name="makeobsolete" value="0" />
1.64      raeburn   697:        </form>
                    698:        <form name="printresource" action="/adm/printout" target="_parent" method="post">
                    699:            <input type="hidden" name="postdata" value="" />
                    700:        </form>
                    701:        <form name="retrieveres" action="/adm/retrieve" target="_parent" method="post">
                    702:            <input type="hidden" name="filename" value="" />
                    703:        </form>
1.82      www       704:        <form name="cleanup" action="/adm/cleanup" target="_parent" method="post">
                    705:            <input type="hidden" name="filename" value="" />
                    706:        </form>
1.64      raeburn   707: END
1.23      foxr      708: }
                    709: 
                    710: #
                    711: #   Get the title string or "[untitled]" if the file has no title metadata:
                    712: #   Without the latter substitution, it's impossible to examine metadata for
                    713: #   untitled resources.  Resources may be legitimately untitled, to prevent
                    714: #   searches from locating them.
                    715: #
                    716: #   $str = getTitleString($fullname);
                    717: #       $fullname - Fully qualified filename to check.
                    718: #
                    719: sub getTitleString {
                    720:     my $fullname = shift;
                    721:     my $title    = &Apache::lonnet::metadata($fullname, 'title');
                    722: 
                    723:     unless ($title) {
1.40      www       724: 	$title = "[".&mt('untitled')."]";
1.23      foxr      725:     }
                    726:     return $title;
                    727: }
                    728: 
1.55      www       729: sub getCopyRightString {
                    730:     my $fullname = shift;
                    731:     return &Apache::lonnet::metadata($fullname, 'copyright');
                    732: }
1.61      www       733: 
                    734: sub getSourceRightString {
                    735:     my $fullname = shift;
                    736:     return &Apache::lonnet::metadata($fullname, 'sourceavail');
                    737: }
1.23      foxr      738: #
1.21      foxr      739: #  Put out a directory table row:
1.134     raeburn   740: #    putdirectory(r, base, here, dirname, modtime, targetdir, bombs, numdir)
                    741: #      r         - Apache request object.
                    742: #      reqfile   - File in request.
                    743: #      here      - Where we are in directory tree.
                    744: #      dirname   - Name of directory special file.
                    745: #      modtime   - Encoded modification time.
                    746: #      targetdir - Publication target directory.
                    747: #      bombs     - Reference to hash of URLs with runtime error messages.
                    748: #      numdir    - Reference to scalar used to track number of sub-directories
                    749: #                  in directory (used in form name for each "actions" dropdown).
                    750: #
1.21      foxr      751: sub putdirectory {
1.134     raeburn   752:     my ($r, $reqfile, $here, $dirname, $modtime, $targetdir, $bombs, $numdir) = @_;
1.129     www       753: 
                    754: # construct the display filename: the directory name unless ..:
1.133     www       755:    
                    756:     my $actionitem;
                    757:  
1.21      foxr      758:     my $disfilename = $dirname;
1.130     www       759: # Don't display directory itself, and there is no way up from root directory
1.133     www       760:     unless ((($dirname eq '..') && ($reqfile=~/^\/[^\/]+\/[^\/]+$/)) || ($dirname eq '.')) {
1.143     bisitz    761:         my $kaputt=0;
1.134     raeburn   762:         if (ref($bombs) eq 'HASH') {
1.143     bisitz    763:             foreach my $key (keys(%{$bombs})) {
                    764:                 my $currentdir = &Apache::lonnet::declutter("$targetdir/$disfilename");
                    765:                 if (($key) =~ m{^\Q$currentdir\E/}) { $kaputt=1; last; }
                    766:             }
1.134     raeburn   767:         }
1.129     www       768: #
                    769: # Get the metadata from that directory's default.meta to display titles
                    770: #
1.52      www       771: 	%Apache::lonpublisher::metadatafields=();
                    772: 	%Apache::lonpublisher::metadatakeys=();
1.129     www       773: 	&Apache::lonpublisher::metaeval(
                    774:                  &Apache::lonnet::getfile($r->dir_config('lonDocRoot').$here.'/'.$dirname.'/default.meta')
                    775:                                        );
1.133     www       776:         if ($dirname eq '..') {
1.109     bisitz    777:             $actionitem = &mt('Go to ...');
1.133     www       778:             $disfilename = '<i>'.&mt('Parent Directory').'</i>';
1.64      raeburn   779:         } else {
                    780:             $actionitem = 
                    781:                     '<form name="dirselect_'.$$numdir.
                    782:                     '" action="/adm/publish" target="_parent">'.
1.85      albertel  783:                     '<select name="diraction" onchange="SetPubDir(this.form,document)">'.
1.64      raeburn   784:                       '<option selected="selected">'.&mt('Select action').'</option>'.
                    785:                       '<option value="open">'.&mt('Open').'</option>'.
                    786:                       '<option value="publish">'.&mt('Publish').'</option>'.
1.113     schafran  787:                       '<option value="editmeta">'.&mt('Edit Metadata').'</option>'.
1.77      albertel  788:                       '<option value="printdir">'.&mt('Print directory').'</option>'.
1.88      raeburn   789:                       '<option value="delete">'.&mt('Delete directory').'</option>'.
1.64      raeburn   790:                     '</select>'.
1.129     www       791:                      '<input type="hidden" name="filename" value="'.&HTML::Entities::encode($here.'/'.$dirname,'<>&"').'/" />'.
1.75      albertel  792:                      '<input type="hidden" name="openname" value="'.$here.'/'.$dirname.'/" />'.
1.64      raeburn   793:                      '<input type="hidden" name="postdata" value="" />'.
                    794:                    '</form>';
                    795:             $$numdir ++;
                    796:         }
1.92      albertel  797: 	$r->print('<tr class="LC_browser_folder">'.
1.53      www       798: 		  '<td><img src="'.
1.123     bisitz    799: 		  $Apache::lonnet::perlvar{'lonIconsURL'}.'/navmap.folder.closed.gif" alt="folder" /></td>'.
1.64      raeburn   800: 		  '<td>'.$actionitem.'</td>'.
1.92      albertel  801: 		  '<td><span class="LC_filename"><a href="'.&HTML::Entities::encode($here.'/'.$dirname,'<>&"').'/" target="_parent">'.
                    802: 		  $disfilename.'</a></span></td>'.
1.134     raeburn   803: 		        '<td colspan="3">'.($kaputt?&Apache::lonhtmlcommon::authorbombs($targetdir.'/'.$disfilename.'/'):'').$Apache::lonpublisher::metadatafields{'title'});
1.92      albertel  804: 	if ($Apache::lonpublisher::metadatafields{'subject'} ne '') {
                    805: 	    $r->print(' <i>'.
                    806: 		      $Apache::lonpublisher::metadatafields{'subject'}.
                    807: 		      '</i> ');
                    808: 	}
                    809: 	$r->print($Apache::lonpublisher::metadatafields{'keywords'}.'</td>'.
1.42      www       810: 		  '<td>'.&Apache::lonlocal::locallocaltime($modtime).'</td>'.
1.152     musolffc  811: 	          '<td></td>'.
1.25      www       812: 		  "</tr>\n");
1.64      raeburn   813:     }
1.154     raeburn   814:     return;
1.21      foxr      815: }
1.152     musolffc  816: 
                    817: sub getTitle {
                    818:     my ($resdir, $targetdir, $filename, $linkfilename, $meta_same, $bombs) = @_;
                    819:     my $title='';
                    820:     my $titleString = &getTitleString($targetdir.'/'.$filename);
                    821:     if (-e $resdir.'/'.$filename) {
                    822: 	$title = '<a href="'.$targetdir.'/'.$filename.
                    823: 	    '.meta" target="cat">'.$titleString.'</a>';
                    824:         if (!$meta_same) {
                    825: 	    $title = &mt('Metadata Modified').'<br />'.$title.
                    826: 		'<br />'.
                    827:                 &Apache::loncommon::modal_link(
                    828:                     '/adm/diff?filename='.$linkfilename.'.meta'.'&amp;versiontwo=priv',
                    829:                     &mt('Metadata Diffs'),600,500);
                    830: 	    $title.="\n".'<br />'.
                    831:                 &Apache::loncommon::modal_link(
                    832:                     '/adm/retrieve?filename='.$linkfilename.'.meta&amp;inhibitmenu=yes&amp;add_modal=yes',
                    833:                     &mt('Retrieve Metadata'),600,500);
                    834:         } 
                    835:     }
                    836:     # Allow editing metadata of published and unpublished resources
                    837:     $title .= "\n".'<br />' if ($title);
                    838:     $title .= '<a href="'.$linkfilename.'.meta">'.
                    839:               ($$bombs{&Apache::lonnet::declutter($targetdir.'/'.$filename)}?
                    840:                   '<img src="/adm/lonMisc/bomb.gif" border="0" alt="'.&mt('bomb').'" />':
                    841:                   &mt('Edit Metadata')).
                    842:               '</a>';
                    843: 
                    844:     return ($title, $titleString);
                    845: }
                    846: 
                    847: 
                    848: sub isMetaSame {
                    849:     my ($cstr_dir, $resdir, $filename) = @_;
                    850:     my $meta_cmtime = (stat($cstr_dir.'/'.$filename.'.meta'))[9];
                    851:     my $meta_rmtime = (stat($resdir.'/'.$filename.'.meta'))[9];
                    852:     return (&Apache::londiff::are_different_files($resdir.'/'.$filename.'.meta',
                    853:             $cstr_dir.'/'.$filename.'.meta') && $meta_rmtime < $meta_cmtime) 
                    854:         ? 0 : 1;
                    855: }
                    856:     
                    857: 
                    858: sub getStatus {    
                    859:     my ($resdir, $targetdir, $cstr_dir, $filename,  
                    860:             $linkfilename, $cmtime, $meta_same) = @_;
1.64      raeburn   861:     my $pubstatus = 'unpublished';
1.152     musolffc  862:     my $status = &mt('Unpublished');
1.129     www       863: 
1.22      foxr      864:     if (-e $resdir.'/'.$filename) {
1.152     musolffc  865:         my $same = 0;
                    866:         if ((stat($resdir.'/'.$filename))[9] >= $cmtime) {
                    867:             $same = 1;
1.91      www       868:         } else {
                    869:            if (&Apache::londiff::are_different_files($resdir.'/'.$filename,
1.95      albertel  870: 						     $cstr_dir.'/'.$filename)) {
1.152     musolffc  871:               $same = 0;
1.91      www       872:            } else {
1.152     musolffc  873:               $same = 1;
1.91      www       874:            }
                    875:         }
1.124     bisitz    876: 
                    877:         my $rights_status =
                    878:             &mt(&getCopyRightString($targetdir.'/'.$filename)).', ';
                    879: 
                    880:         my %lt_SourceRight = &Apache::lonlocal::texthash(
                    881:                'open'   => 'Source: open',
                    882:                'closed' => 'Source: closed',
                    883:         );
                    884:         $rights_status .=
                    885:             $lt_SourceRight{&getSourceRightString($targetdir.'/'.$filename)};
                    886: 
1.91      www       887: 	if ($same) {
1.40      www       888: 	    if (&Apache::lonnet::metadata($targetdir.'/'.$filename,'obsolete')) {
1.64      raeburn   889:                 $pubstatus = 'obsolete';
1.41      www       890: 		$status=&mt('Obsolete');
1.95      albertel  891:             } else {
                    892: 		if (!$meta_same) {
                    893: 		    $pubstatus = 'metamodified';
                    894: 		} else {
                    895: 		    $pubstatus = 'published';
                    896: 		}
                    897: 		$status=&mt('Published').
                    898: 		    '<br />'. $rights_status;
                    899: 	    }
1.22      foxr      900: 	} else {
1.64      raeburn   901:             $pubstatus = 'modified';
1.95      albertel  902: 	    $status=&mt('Modified').
                    903: 		'<br />'. $rights_status;
1.22      foxr      904: 	    if (&Apache::loncommon::fileembstyle(($filename=~/\.(\w+)$/)) eq 'ssi') {
1.139     www       905: 		$status.='<br />'.
                    906:                          &Apache::loncommon::modal_link(
                    907:                              '/adm/diff?filename='.$linkfilename.'&amp;versiontwo=priv',
                    908:                              &mt('Diffs'),600,500);
1.22      foxr      909: 	    }
1.95      albertel  910: 	} 
1.152     musolffc  911: 
1.140     www       912: 	$status.="\n".'<br />'.
                    913:              &Apache::loncommon::modal_link(
                    914:                  '/adm/retrieve?filename='.$linkfilename.'&amp;inhibitmenu=yes&amp;add_modal=yes',&mt('Retrieve'),600,500);
1.22      foxr      915:     }
1.152     musolffc  916: 
                    917:     return ($status, $pubstatus);
                    918: }
                    919: 
                    920: 
                    921: #
                    922: #   Put a table row for a file resource.
                    923: #
                    924: sub putresource {
                    925:     my ($r, $udom, $uname, $filename, $thisdisfn, $resdir, $targetdir, 
                    926:             $linkdir, $cmtime, $size, $numres, $linkfilename, $title, 
                    927:             $status, $pubstatus) = @_;
                    928:     &Apache::lonnet::devalidate_cache_new('meta',$targetdir.'/'.$filename);
1.143     bisitz    929: 
1.33      www       930:     my $editlink='';
1.38      taceyjo1  931:     my $editlink2='';
1.36      www       932:     if ($filename=~/\.(xml|html|htm|xhtml|xhtm|sty)$/) {
1.146     raeburn   933: 	$editlink=' <br />(<a href="'.$linkdir.'/'.$filename.'?editmode=Edit&amp;problemmode=edit">'.&mt('Edit').'</a>)';
1.34      www       934:     }
1.136     www       935:     if ($filename=~/$LONCAPA::assess_re/) {
1.146     raeburn   936: 	$editlink=' (<a href="'.$linkdir.'/'.$filename.'?editmode=Edit&amp;problemmode=editxml">'.&mt('EditXML').'</a>)';
                    937: 	$editlink2=' <br />(<a href="'.$linkdir.'/'.$filename.'?editmode=Edit&amp;problemmode=edit">'.&mt('Edit').'</a>)';
1.167     damieng   938:     }
                    939:     if ($filename=~/\.(xml|html|htm|xhtml|xhtm)$/ || $filename=~/$LONCAPA::assess_re/) {
1.165     damieng   940:         if ($env{'browser.type'} ne 'explorer' || $env{'browser.version'} > 9) {
1.166     damieng   941:             my $daxeurl = '/daxepage'.$linkdir.'/'.$filename;
1.165     damieng   942:             $editlink .= ' (<a href="'.$daxeurl.'" target="_blank">Daxe</a>)';
                    943:         }
1.43      taceyjo1  944:     }
1.82      www       945:     if ($filename=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm|sty)$/) {
1.129     www       946: 	$editlink.=' (<a href="/adm/cleanup?filename='.$linkfilename.'" target="_parent">'.&mt('Clean Up').')</a>';
1.82      www       947:     }
1.43      taceyjo1  948:     if ($filename=~/\.(zip|tar|bz2|gz|tar.gz|tar.bz2|tgz)$/) {
1.129     www       949: 	$editlink=' (<a target="_parent" href="/adm/cfile?decompress='.$linkfilename.'">'.&mt('Decompress').'</a>)';
1.33      www       950:     }
1.152     musolffc  951:     my $publish_button = (-e $resdir.'/'.$filename) ? &mt('Re-publish') : &mt('Publish');
1.64      raeburn   952:     my $pub_select = '';
                    953:     &create_pubselect($r,\$pub_select,$udom,$uname,$thisdisfn,$filename,$resdir,$pubstatus,$publish_button,$numres);
1.115     bisitz    954:     $r->print(&Apache::loncommon::start_data_table_row().
1.53      www       955: 	      '<td>'.($filename=~/[\#\~]$/?'&nbsp;':
1.86      albertel  956: 		      '<img src="'.&Apache::loncommon::icon($filename).'" alt="" />').'</td>'.
1.64      raeburn   957:               '<td>'.$pub_select.'</td>'.
1.104     albertel  958: 	      '<td><span class="LC_filename">'.
1.64      raeburn   959: 	      '<a href="'.$linkdir.'/'.$filename.'" target="_parent">'.
1.92      albertel  960:                $filename.'</a></span>'.$editlink2.$editlink.
1.22      foxr      961: 	      '</td>'.
                    962: 	      '<td>'.$title.'</td>'.
1.115     bisitz    963:               '<td class="LC_browser_file_'.$pubstatus.'">&nbsp;&nbsp;</td>'. # Display publication status
                    964:               '<td>'.$status.'</td>'.
1.42      www       965: 	      '<td>'.&Apache::lonlocal::locallocaltime($cmtime).'</td>'.
1.153     raeburn   966: 	      '<td>'.sprintf("%.1f",$size).'</td>'.
1.115     bisitz    967: 	      &Apache::loncommon::end_data_table_row()
                    968:     );
1.154     raeburn   969:     return;
1.23      foxr      970: }
1.64      raeburn   971: 
                    972: sub create_pubselect {
                    973:     my ($r,$pub_select,$udom,$uname,$thisdisfn,$filename,$resdir,$pubstatus,$publish_button,$numres) = @_;
                    974:     $$pub_select = '
                    975: <form name="resselect_'.$$numres.'" action="">
1.85      albertel  976: <select name="reschoice"  onchange="SetResChoice(this.form)">
1.77      albertel  977: <option>'.&mt('Select action').'</option>'.
                    978: '<option value="copy">'.&mt('Copy').'</option>';
1.68      raeburn   979:     if ($pubstatus eq 'obsolete' || $pubstatus eq 'unpublished') {
                    980:         $$pub_select .= 
1.77      albertel  981: '<option value="rename">'.&mt('Rename').'</option>'.
                    982: '<option value="move">'.&mt('Move').'</option>'.
                    983: '<option value="delete">'.&mt('Delete').'</option>';
1.64      raeburn   984:     } else {
                    985:         $$pub_select .= '
1.77      albertel  986: <option value="obsolete">'.&mt('Mark obsolete').'</option>';
1.64      raeburn   987:     }
                    988: # check for versions
                    989:     my $versions = &check_for_versions($r,'/'.$filename,$udom,$uname);
                    990:     if ($versions > 0) {
                    991:         $$pub_select .='
1.77      albertel  992: <option value="retrieve">'.&mt('Retrieve old version').'</option>';
1.64      raeburn   993:     }
                    994:     $$pub_select .= '
1.77      albertel  995: <option value="publish">'.$publish_button.'</option>'.
1.82      www       996: '<option value="cleanup">'.&mt('Clean up').'</option>'.
1.77      albertel  997: '<option value="print">'.&mt('Print').'</option>'.
1.68      raeburn   998: '</select>
1.131     www       999: <input type="hidden" name="filename" value="/priv'.
                   1000:  &HTML::Entities::encode($thisdisfn.'/'.$filename,'<>&"').'" />
1.96      banghart 1001:  <input type="hidden" name="dispfilename" value="'.
1.99      albertel 1002:  &HTML::Entities::encode($filename).'" /></form>';
1.64      raeburn  1003:     $$numres ++;
                   1004: }
                   1005: 
                   1006: sub check_for_versions {
                   1007:     my ($r,$fn,$udom,$uname) = @_;
                   1008:     my $versions = 0;
                   1009:     my $docroot=$r->dir_config('lonDocRoot');
                   1010:     my $resfn=$docroot.'/res/'.$udom.'/'.$uname.$fn;
                   1011:     my $resdir=$resfn;
                   1012:     $resdir=~s/\/[^\/]+$/\//;
                   1013:     $fn=~/\/([^\/]+)\.(\w+)$/;
                   1014:     my $main=$1;
                   1015:     my $suffix=$2;
                   1016:     opendir(DIR,$resdir);
                   1017:     while (my $filename=readdir(DIR)) {
                   1018:         if ($filename=~/^\Q$main\E\.(\d+)\.\Q$suffix\E$/) {
                   1019:             $versions ++;        
                   1020:         }
                   1021:     }
1.154     raeburn  1022:     closedir(DIR);
1.64      raeburn  1023:     return $versions;
                   1024: }
                   1025: 
1.161     golterma 1026: sub prepareJsonTranslations {
                   1027:     my $json = 
                   1028:         '{"translations":{'.
                   1029:             '"edit":"'.&mt('Edit').'",'.
                   1030:             '"editxml":"'.&mt('EditXML').'",'.
                   1031:             '"editmeta":"'.&mt('Edit Metadata').'",'.
                   1032:             '"obsolete":"'.&mt('Obsolete').'",'.
                   1033:             '"modified":"'.&mt('Modified').'",'.
                   1034:             '"published":"'.&mt('Published').'",'.
                   1035:             '"unpublished":"'.&mt('Unpublished').'",'.
                   1036:             '"diff":"'.&mt('Diff').'",'.
                   1037:             '"retrieve":"'.&mt('Retrieve').'",'.
                   1038:             '"directory":"'.&mt('Directory').'",'.
                   1039:             '"results":"'.&mt('Show results for keyword:').'"'.
                   1040:         '}}';
                   1041: }
                   1042: 
                   1043: # gathers all files in the working directory except the ones that are already on screen
                   1044: sub prepareJsonData {
                   1045:     my ($uname, $udom, $pathToSkip) = @_;
                   1046:     my $path = "/home/httpd/html/priv/$udom/$uname/";
                   1047: 
                   1048:     # maximum number of entries, to limit workload and required storage space
                   1049:     my $entries = 100;
                   1050:     my $firstfile = 1;
                   1051:     my $firstdir = 1;
                   1052: 
                   1053:     my $json = '{"resources":[';
                   1054:     $json .= &prepareJsonData_rec($path, \$entries, \$firstfile, \$firstdir, $pathToSkip);
                   1055:     $json .= ']}';
                   1056: 
                   1057:     # if the json string is invalid the whole search breaks.
                   1058:     # so we want to make sure that the string is valid in any case.
                   1059:     $json =~ s/,\s*,/,/g;
                   1060:     $json =~ s/\}\s*\{/\},\{/g;
                   1061:     $json =~ s/\}\s*,\s*\]/\}\]/g;
                   1062:     return $json;
                   1063: }
                   1064: 
                   1065: # recursive part of json file gathering
                   1066: sub prepareJsonData_rec {
                   1067:     my ($path, $entries, $firstfile, $firstdir, $pathToSkip) = @_;
                   1068:     my $json;
                   1069:     my $skipThisFolder = $path =~ m/$pathToSkip\/$/?1:0;
                   1070: 
                   1071:     my @dirs;
                   1072:     my @resources;
                   1073:     my @ignored = qw(bak log meta save . ..);
                   1074: 
                   1075: # Phase 1: Gathering
                   1076:     opendir(DIR,$path);
                   1077:     my @files=sort {uc($a) cmp uc($b)} (readdir(DIR));
                   1078:     foreach my $filename (@files) {
                   1079:         next if ($filename eq '.DS_Store');
                   1080: 
                   1081:         # gather all resources
                   1082:         if ($filename !~ /\./) {
                   1083:             # its a folder
                   1084:             push(@dirs, $filename);
                   1085:         } else {
                   1086:             # only push files we dont want to ignore
                   1087:             next if ($skipThisFolder);
                   1088: 
                   1089:             $filename =~ /\.(\w+?)$/;
                   1090:             unless (grep /$1/, @ignored) {
                   1091:                 push(@resources, $filename);
                   1092:             }
                   1093:         }
                   1094:     }
                   1095:     closedir(DIR);
                   1096:     # nothing to do here if both lists are empty
                   1097:     return unless ( @dirs || @resources );
                   1098:     
                   1099: # Phase 2: Working
                   1100:     $$firstfile = 1;
                   1101: 
                   1102:     foreach (@dirs) {
                   1103:         $json .= '{"name":"'.$_.'",'.
                   1104:                   '"path":"'.$path.$_.'",'.
                   1105:                   '"title":"",'.
                   1106:                   '"status":"",'.
                   1107:                   '"cmtime":""},';
                   1108:     }
                   1109: 
                   1110:     foreach (@resources) {
                   1111:         last if ($$entries < 1);
                   1112:         my $title = &getTitleString($path.$_);
                   1113: 
                   1114:         my $privpath = $path.$_;
                   1115:         my $respath = $privpath;
                   1116:         $respath =~ s/httpd\/html\/priv\//httpd\/html\/res\//;
                   1117: 
                   1118:         my $cmtime = (stat($privpath))[9];
                   1119:         my $rmtime = (stat($respath))[9];
                   1120: 
                   1121:         unless ($$firstfile) { $json .= ','; } else { $$firstfile = 0; }
                   1122: 
                   1123:         my $status = 'unpublished';
                   1124: 
                   1125:         # if a resource is published, the published version (/html/res/filepath) gets its own modification time
                   1126:         # this is newer or equal then the version in your authoring space (/html/priv/filepath)
                   1127:         if ($rmtime >= $cmtime) {
                   1128:             # obsolete
                   1129:             if (&Apache::lonnet::metadata($respath, 'obsolete')) {
                   1130:                 $status = 'obsolete';
                   1131:             }else{
                   1132:                 $status = 'published';
                   1133:             }
                   1134:         } else {
                   1135:             $status = 'modified';
                   1136:         }
                   1137: 
                   1138:         $json .= '{"name":"'.$_.'",'.
                   1139:                   '"path":"'.$path.'",'.
                   1140:                   '"title":"'.$title.'",'.
                   1141:                   '"status":"'.$status.'",'.
                   1142:                   '"cmtime":"'.&Apache::lonlocal::locallocaltime($cmtime).'"}';
                   1143:         $$entries--;
                   1144:     }
                   1145: 
                   1146:     foreach(@dirs) {
                   1147:         next if ($$entries < 1);
                   1148:         $json .= ',';
                   1149:         $json .= &prepareJsonData_rec
                   1150:                     ($path.$_.'/', $entries, $firstfile, $firstdir, $pathToSkip);
                   1151:     }
                   1152:     return $json;
                   1153: }
1.4       www      1154: 1;
                   1155: __END__
1.17      harris41 1156: 
                   1157: 
1.114     jms      1158: =head1 NAME
                   1159: 
1.145     raeburn  1160: Apache::lonpubdir - Authoring space directory lister
1.114     jms      1161: 
                   1162: =head1 SYNOPSIS
                   1163: 
                   1164: Invoked (for various locations) by /etc/httpd/conf/srm.conf:
                   1165: 
1.134     raeburn  1166:  <LocationMatch "^/+priv.*/$">
1.114     jms      1167:  PerlAccessHandler       Apache::loncacc
                   1168:  SetHandler perl-script
                   1169:  PerlHandler Apache::lonpubdir
                   1170:  ErrorDocument     403 /adm/login
                   1171:  ErrorDocument     404 /adm/notfound.html
                   1172:  ErrorDocument     406 /adm/unauthorized.html
                   1173:  ErrorDocument	  500 /adm/errorhandler
                   1174:  </LocationMatch>
                   1175: 
                   1176:  <Location /adm/pubdir>
                   1177:  PerlAccessHandler       Apache::lonacc
                   1178:  SetHandler perl-script
                   1179:  PerlHandler Apache::lonpubdir
                   1180:  ErrorDocument     403 /adm/login
                   1181:  ErrorDocument     404 /adm/notfound.html
                   1182:  ErrorDocument     406 /adm/unauthorized.html
                   1183:  ErrorDocument	  500 /adm/errorhandler
                   1184:  </Location>
                   1185: 
                   1186: =head1 INTRODUCTION
                   1187: 
                   1188: This module publishes a directory of files.
                   1189: 
                   1190: This is part of the LearningOnline Network with CAPA project
                   1191: described at http://www.lon-capa.org.
                   1192: 
                   1193: =head1 HANDLER SUBROUTINE
                   1194: 
                   1195: This routine is called by Apache and mod_perl.
                   1196: 
                   1197: =over 4
                   1198: 
                   1199: =item *
                   1200: 
                   1201: read in information
                   1202: 
                   1203: =item *
                   1204: 
                   1205: start page output
                   1206: 
                   1207: =item *
                   1208: 
                   1209: run through list of files and attempt to publish unhidden files
                   1210: 
                   1211: =back
                   1212: 
                   1213: =head1 SUBROUTINES:
                   1214: 
                   1215: =over
                   1216: 
                   1217: =item startpage($r, $uame, $udom, $thisdisfn)
                   1218: 
                   1219: Output the header of the page.  This includes:
                   1220:  - The HTML header 
                   1221:  - The H1/H3  stuff which includes the directory.
                   1222:  
                   1223:     startpage($r, $uame, $udom, $thisdisfn);
                   1224:         $r     - The apache request object.
                   1225:         $uname - User name.
                   1226:         $udom  - Domain name the user is logged in under.
                   1227:         $thisdisfn - Displayable version of the filename.
                   1228: 
                   1229: =item getTitleString($fullname)
                   1230: 
                   1231:     Get the title string or "[untitled]" if the file has no title metadata:
                   1232:     Without the latter substitution, it's impossible to examine metadata for
                   1233:     untitled resources.  Resources may be legitimately untitled, to prevent
                   1234:     searches from locating them.
                   1235:     
                   1236:     $str = getTitleString($fullname);
                   1237:         $fullname - Fully qualified filename to check.
                   1238: 
1.134     raeburn  1239: =item putdirectory($r, $base, $here, $dirname, $modtime, $targetdir, $bombs,
                   1240:                    $numdir)
1.114     jms      1241: 
                   1242:     Put out a directory table row:
                   1243:     
1.134     raeburn  1244:         $r        - Apache request object.
                   1245:         $reqfile  - File in request.
                   1246:         $here     - Where we are in directory tree.
                   1247:         $dirname  - Name of directory special file.
                   1248:         $modtime  - Encoded modification time.
                   1249:         targetdir - Publication target directory.
                   1250:         bombs     - Reference to hash of URLs with runtime error messages.
                   1251:         numdir    - Reference to scalar used to track number of sub-directories
                   1252:                     in directory (used in form name for each "actions" dropdown).
1.114     jms      1253: 
                   1254: =back
                   1255: 
                   1256: =cut

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