Annotation of loncom/publisher/lonpubdir.pm, revision 1.77

1.1       www         1: # The LearningOnline Network with CAPA
1.32      www         2: # Construction Space Directory Lister
1.16      albertel    3: #
1.77    ! albertel    4: # $Id: lonpubdir.pm,v 1.76 2005/01/24 21:55:20 albertel 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);
1.6       www        36: use Apache::loncacc;
1.17      harris41   37: use Apache::loncommon();
1.48      www        38: use Apache::lonhtmlcommon();
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;
1.1       www        43: 
                     44: sub handler {
                     45: 
                     46:   my $r=shift;
                     47: 
                     48:   my $fn;
                     49: 
1.23      foxr       50: 
                     51: 
                     52:   $fn = getEffectiveUrl($r);
                     53: 
                     54:   # Validate access to the construction space and get username@domain.
1.6       www        55: 
                     56:   my $uname;
                     57:   my $udom;
                     58: 
1.9       www        59:   ($uname,$udom)=
1.6       www        60:     &Apache::loncacc::constructaccess(
1.9       www        61:              $fn,$r->dir_config('lonDefDomain')); 
                     62:   unless (($uname) && ($udom)) {
1.6       www        63:      $r->log_reason($uname.' at '.$udom.
1.32      www        64:          ' trying to list directory '.$ENV{'form.filename'}.
1.6       www        65:          ' ('.$fn.') - not authorized', 
                     66:          $r->filename); 
                     67:      return HTTP_NOT_ACCEPTABLE;
                     68:   }
1.23      foxr       69: 
1.32      www        70:   # Remove trailing / from directory name.
1.23      foxr       71: 
1.3       www        72:   $fn=~s/\/$//;
1.1       www        73: 
                     74:   unless ($fn) { 
                     75:      $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.
1.2       www        76:          ' trying to list empty directory', $r->filename); 
1.1       www        77:      return HTTP_NOT_FOUND;
                     78:   } 
                     79: 
                     80: # ----------------------------------------------------------- Start page output
                     81: 
1.23      foxr       82:   my $thisdisfn=$fn;
                     83:   $thisdisfn=~s/^\/home\/$uname\/public_html//;	# subdirectory part of
                     84:                                                 # construction space. 
                     85:   my $docroot=$r->dir_config('lonDocRoot');     # Apache  londocument root.
1.1       www        86: 
1.23      foxr       87:   my $resdir=$docroot.'/res/'.$udom.'/'.$uname.$thisdisfn; # Resource directory
                     88:   my $targetdir=$udom.'/'.$uname.$thisdisfn; # Publiction target directory.
1.25      www        89:   my $linkdir='/priv/'.$uname.$thisdisfn;      # Full URL name of constr space.
1.1       www        90: 
1.50      www        91:   my %bombs=&Apache::lonmsg::all_url_author_res_msg($uname,$udom);
1.1       www        92: 
1.26      www        93:   &startpage($r, $uname, $udom, $thisdisfn);   # Put out the start of page.
1.65      albertel   94:   if ($ENV{'environment.remote'} eq 'off') {
                     95:       &dircontrols($r,$uname,$udom,$thisdisfn);    # Put out actions for directory, 
1.64      raeburn    96:                                                # browse/upload + new file page.
1.72      raeburn    97:   } else {
                     98:       &pubbuttons($r,$uname,$thisdisfn);
1.65      albertel   99:   }
1.64      raeburn   100:   &resourceactions($r,$uname,$udom,$thisdisfn); #Put out form used for printing/deletion etc.
                    101: 
                    102:   my $numdir = 0;
                    103:   my $numres = 0;
1.6       www       104:   
1.50      www       105:   # Start off the directory table.
1.64      raeburn   106:   $r->print('<h3>Directory Contents:</h3>');
                    107:   $r->print('<table border="0" cellspacing="2" cellpadding="2"><tr>'.
                    108:             '<th bgcolor="#DDDDDD">'.&mt('Type').'</th>'.
                    109:             '<th bgcolor="#DDDDDD">'.&mt('Actions').'</th>'.
                    110:             '<th bgcolor="#DDDDDD">'.&mt('Name').'</th>'.
                    111:             '<th bgcolor="#DDDDDD">'.&mt('Title').'</th>'.
                    112: 	    '<th bgcolor="#DDDDDD">'.&mt('Status').'</th>'.
                    113:             '<th bgcolor="#DDDDDD">'.&mt('Last Modified').
1.39      www       114: 	    '</th></tr>');
1.1       www       115: 
1.2       www       116:   my $filename;
1.23      foxr      117:   my $dirptr=16384;		# Mask indicating a directory in stat.cmode.
1.1       www       118: 
1.2       www       119:   opendir(DIR,$fn);
1.44      albertel  120:   my @files=sort {uc($a) cmp uc($b)} (readdir(DIR));
1.11      albertel  121:   foreach my $filename (@files) {
1.2       www       122:      my ($cdev,$cino,$cmode,$cnlink,
                    123:          $cuid,$cgid,$crdev,$csize,
                    124:          $catime,$cmtime,$cctime,
                    125:          $cblksize,$cblocks)=stat($fn.'/'.$filename);
1.12      www       126: 
1.10      albertel  127:      my $extension='';
                    128:      if ($filename=~/\.(\w+)$/) { $extension=$1; }
1.15      matthew   129:      if ($cmode&$dirptr) {
1.64      raeburn   130: 	 putdirectory($r, $thisdisfn, $linkdir, $filename, $cmtime,$targetdir,\%bombs,\$numdir);
1.17      harris41  131:      } elsif (&Apache::loncommon::fileembstyle($extension) ne 'hdn') {
1.64      raeburn   132: 	 putresource($r, $udom, $uname, $filename, $thisdisfn, $resdir, 
                    133: 		     $targetdir, $linkdir, $cmtime,\%bombs,\$numres);
1.14      albertel  134:      } else {
1.15      matthew   135: 	# "hidden" extension and not a directory, so hide it away.
1.2       www       136:      }
                    137:   }
                    138:   closedir(DIR);
                    139: 
                    140:   $r->print('</table></body></html>');
1.1       www       141:   return OK;  
                    142: }
1.21      foxr      143: #
1.23      foxr      144: #  Gets the effective URL of the request and returns it:
                    145: #    $effn = getEffectiveUrl($r);
                    146: #       $r  - The Apache Request object.
                    147: sub getEffectiveUrl {
                    148:     my $r = shift;
                    149:     my $fn;
                    150:     
                    151:     if ($ENV{'form.filename'}) {	# If a form filename is defined.
                    152: 	$fn=$ENV{'form.filename'};
                    153: 	#
                    154: 	#   Replace the ~username of the URL with /home/username/public_html
                    155: 	#   so that we don't have to worry about ~ expansion internally.
                    156: 	#
1.32      www       157: 	$fn=~s/^http\:\/\/[^\/]+\///;
                    158:         $fn=~s/^\///;
                    159:         $fn=~s/\~(\w+)/\/home\/$1\/public_html/;
1.23      foxr      160: 	
                    161: 	#  Remove trailing / strings (?) 
                    162: 	
                    163: 	$fn=~s/\/[^\/]+$//;
1.24      albertel  164:     } else {
                    165: 	#   If no form is defined, use request filename.
                    166: 	$fn = $r->filename();
                    167: 	my $lonDocRoot=$r->dir_config('lonDocRoot');
                    168: 	if ( $fn =~ /$lonDocRoot/ ) {
                    169: 	    #internal authentication, needs fixup.
                    170: 	    $fn = $r->uri(); # non users do not get the full path request
                    171:                              # through SCRIPT_FILENAME
                    172: 	    $fn=~s|^/~(\w+)|/home/$1/public_html|;
                    173: 	}
1.23      foxr      174:     }
1.37      www       175:     $fn=~s/\/+/\//g;
1.23      foxr      176:     return $fn;
                    177: }
                    178: #
                    179: #   Output the header of the page.  This includes:
                    180: #   - The HTML header 
                    181: #   - The H1/H3  stuff which includes the directory.
                    182: #
                    183: #     startpage($r, $uame, $udom, $thisdisfn);
                    184: #      $r     - The apache request object.
                    185: #      $uname - User name.
                    186: #      $udom  - Domain name the user is logged in under.
                    187: #      $thisdisfn - Displayable version of the filename.
1.26      www       188: 
1.23      foxr      189: sub startpage {
                    190:     my ($r, $uname, $udom, $thisdisfn) = @_;
1.64      raeburn   191:     my $currdir = '/priv/'.$uname.$thisdisfn;
1.39      www       192:     &Apache::loncommon::content_type($r,'text/html');
1.23      foxr      193:     $r->send_http_header;
1.77    ! albertel  194:     my $html=&Apache::lonxml::xmlbegin();
        !           195:     $r->print($html.'<head><title>LON-CAPA Construction Space</title></head>');
1.64      raeburn   196: 
1.66      raeburn   197:     my $pagetitle;
1.68      raeburn   198:     my $formaction='/priv/'.$uname.$thisdisfn.'/';
1.64      raeburn   199:     $formaction=~s/\/+/\//g;
1.66      raeburn   200:     $pagetitle .= &Apache::loncommon::help_open_menu('','','','',3,'Authoring').
1.68      raeburn   201:         '<font face="Arial, Helvetica, sans-serif" size="+1"><b>Construction Space</b>:</font>&nbsp;'.
1.66      raeburn   202:         '<form name="dirs" method="post" action="'.$formaction.
1.68      raeburn   203:         '" target="_parent"><tt><b>'.
                    204:         &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/','_top','/priv','','+1',1)."</b></tt><br />".
1.64      raeburn   205:         &Apache::lonhtmlcommon::select_recent('construct','recent',
                    206:                  'this.form.action=this.form.recent.value;this.form.submit()').
1.66      raeburn   207:               '</form>';
                    208:     &Apache::lonhtmlcommon::store_recent('construct',$formaction,$formaction);
1.65      albertel  209:     if ($ENV{'environment.remote'} eq 'off') {
1.68      raeburn   210: 	$ENV{'request.noversionuri'}=$currdir.'/';
1.65      albertel  211: 	$r->print(&Apache::loncommon::bodytag('Construction Space',undef,undef,undef,undef,undef,$pagetitle));
                    212:     } else {
                    213: 	$r->print($pagetitle);
                    214:     }
1.29      www       215:     my $pubdirscript=(<<ENDPUBDIRSCRIPT);
1.77    ! albertel  216: <script type="text/javascript">
1.73      raeburn   217: top.document.title = '$thisdisfn/ - LON-CAPA Construction Space';
1.37      www       218: // Store directory location for menu bar to find
                    219: 
1.68      raeburn   220: parent.lastknownpriv='/~$uname$thisdisfn/';
1.37      www       221: 
                    222: // Confirmation dialogues
                    223: 
1.64      raeburn   224:     function currdiract(theform) {
                    225:         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'publish') {
                    226:             document.publishdir.filename.value = theform.filename.value
                    227:             pubdir(document.publishdir)
                    228:         }
                    229:         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'publishsub') {
                    230:             document.publishdir.filename.value = theform.filename.value
                    231:             pubrecdir(document.publishdir)
                    232:         }
                    233:         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'editcat') {
1.66      raeburn   234:             top.location=theform.filename.value+'default.meta'
1.64      raeburn   235:         }
                    236:         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'printdir' ) {
                    237:             document.printdir.postdata.value=theform.filename.value
                    238:             document.printdir.submit();
                    239:         }
                    240:     }
                    241:   
1.29      www       242:     function pubdir(theform) {
                    243: 	if (confirm('Publish complete directory?')) {
1.64      raeburn   244:             forcepub(theform)
1.29      www       245: 	    theform.submit();
                    246:         }
                    247:     }
1.64      raeburn   248:     function pubrecdir(theform) {
1.29      www       249: 	if (confirm('Publish directory and all subdirectories?')) {
1.64      raeburn   250:             forcepub(theform);
1.29      www       251:             theform.pubrec.value='1';
                    252: 	    theform.submit();
                    253:         }
                    254:     }
1.64      raeburn   255: 
                    256:     function forcepub(theform) {
1.76      albertel  257:         if (confirm('Force publication of unmodified files? -  Cancel=No; OK=yes.')) {
1.64      raeburn   258:             theform.forcerepub.value="ON";
                    259:         } 
                    260:     }
                    261: 
                    262:     function checkUpload(theform) {
                    263:         if (theform.file == '') {
                    264:             alert("Please use 'Browse..' to choose a file first, before uploading")
                    265:             return 
                    266:         }
                    267:         theform.submit()  
                    268:     }
                    269: 
                    270:     function SetPubDir(theform,printForm) {
                    271:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "open") {
1.75      albertel  272:             top.location = theform.openname.value
1.64      raeburn   273:             return
                    274:         }
                    275:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "publish") {
                    276:             pubdir(theform)
                    277:         }
                    278:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "publishsub") {
                    279:             pubrecdir(theform)
                    280:         }
                    281:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "editcat") {
1.66      raeburn   282:             top.location=theform.filename.value+'default.meta'
1.64      raeburn   283:         }
1.68      raeburn   284:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "printdir") {
1.64      raeburn   285:             theform.action = '/adm/printout'
                    286:             theform.postdata.value = theform.filename.value
                    287:             theform.submit()
                    288:         }
                    289:         return
                    290:     }
                    291:     function SetResChoice(theform) {
                    292:       var activity = theform.reschoice.options[theform.reschoice.selectedIndex].value
                    293:       if ((activity == 'rename') || (activity == 'copy') || (activity == 'move')) {
                    294:           changename(theform,activity)
                    295:       }
                    296:       if (activity == 'publish') {
                    297:           var pubform = document.pubresource
                    298:           pubform.filename.value = theform.filename.value
                    299:           pubform.submit()
                    300:       }
                    301:       if (activity == 'delete') {
                    302:           var delform = document.delresource
                    303:           delform.filename.value = theform.filename.value
1.71      raeburn   304:           delform.submit()
1.64      raeburn   305:       }
                    306:       if (activity == 'obsolete') {
1.68      raeburn   307:           var pubform = document.pubresource
                    308:           pubform.filename.value = theform.filename.value
                    309:           alert("You will be taken to the publication page.\\nCheck the 'Obsolete' checkbox at the bottom of the page, and click 'Finalize Publication'.")
                    310:           pubform.submit()
1.64      raeburn   311:       }
                    312:       if (activity == 'print') {
1.68      raeburn   313:           document.printresource.postdata.value = theform.filename.value
1.64      raeburn   314:           document.printresource.submit()
                    315:       }
                    316:       if (activity == 'retrieve') {
1.68      raeburn   317:           document.retrieveres.filename.value = theform.filename.value
                    318:           document.retrieveres.submit()
1.64      raeburn   319:       }
                    320:       return
                    321:     }
                    322:     function changename(theform,activity) {
                    323:         var newname=prompt('New Name');
                    324:         if (newname == "" || !newname)  {
                    325:             return
                    326:         }
                    327:         document.moveresource.newfilename.value = newname
                    328:         document.moveresource.filename.value = theform.filename.value
                    329:         document.moveresource.action.value = activity
                    330:         document.moveresource.submit();
                    331:     }
1.29      www       332: </script>
                    333: ENDPUBDIRSCRIPT
1.64      raeburn   334:     $r->print($pubdirscript);
1.29      www       335: 
1.74      albertel  336:     if ((($uname ne $ENV{'user.name'}) || ($udom ne $ENV{'user.domain'})) &&
                    337: 	$ENV{'environment.remote'} ne 'off') {
1.39      www       338: 	$r->print('<h3>'.&mt('Co-Author').': '.$uname.' at '.$udom.
1.23      foxr      339: 		  '</h3>');
                    340:     }
1.64      raeburn   341: }
                    342: 
                    343: sub dircontrols {
                    344:     my ($r,$uname,$udom,$thisdisfn) = @_;
                    345:     $r->print(<<END);
                    346:         <table cellspacing="4" cellpadding="4" width="100%">
                    347:          <tr>
1.68      raeburn   348:           <td bgcolor="#DDDDDD" align="middle"><font face="Arial, Helvetica, sans-serif" size="-1"><b>Actions for current directory</b></font></td>
                    349:           <td bgcolor="#DDDDDD" align="middle"><font face="Arial, Helvetica, sans-serif" size="-1"><b>Upload a new document</b></font></td>
                    350:           <td bgcolor="#DDDDDD" align="middle"><font face="Arial, Helvetica, sans-serif" size="-1"><b>Create a new directory or LON-CAPA document</b></font></td>
1.64      raeburn   351:         </tr>
                    352:         <tr>
                    353:          <td bgcolor="#ccddaa" valign="top" align="center">
                    354:           <form name="curractions" method="post" action="">
                    355:            <select name="dirtask" onChange="currdiract(this.form)">
                    356:             <option>Select action</option>
                    357:             <option value="publish">Publish directory</option>
                    358:             <option value="publishsub">Publish with subdirectories</option>
                    359:             <option value="editcat">Edit catalog information</option>
                    360:             <option value="printdir">Print contents of directory</option>
                    361:            </select>
                    362:            <input type="hidden" name="filename" value="/~$uname$thisdisfn/" />
                    363:           </form>
                    364:           <form name="publishdir" method="post" action="/adm/publish" target="_parent">
                    365:            <input type="hidden" name="pubrec" value="" />
                    366:            <input type="hidden" name="filename" value="" />
                    367:            <input type="hidden" name="forcerepub" value="NO" />
                    368:           </form>
                    369:           <form name="printdir" method="post" action="/adm/printout" target="_parent">
                    370:            <input type="hidden" name="postdata" value="" />
                    371:           </form>
                    372:          </td>
                    373:          <td bgcolor="#ccddaa" valign="top" align="center">
                    374: 	    <form name="upublisher" enctype="multipart/form-data" method="post" action="/adm/upload" target="_parent">
                    375: 	      <input type="hidden" name="filename" value="/~$uname$thisdisfn/" />
                    376: 	      <input type="file" name="upfile" size="20" />
                    377: 	      <input type="button" value="Upload file"  onclick="checkUpload(this.form)" />
                    378: 	    </form>
                    379: 	 </td>
                    380: 	 <td bgcolor="#ccddaa" align="center">
                    381: 	    <form name="fileaction" method="post" action="/adm/cfile" target="_parent">
                    382: 	      <nobr>
                    383: 		<input type="hidden" name="filename" value="/~$uname$thisdisfn/" />
                    384: 		  <select name="action">
1.70      raeburn   385: 		    <option>Select Action</option>
1.64      raeburn   386: 		    <option value="newfile">New file:</option>
                    387: 		    <option value="newhtmlfile">New HTML file:</option>
                    388: 		    <option value="newproblemfile">New problem:</option>
                    389:                     <option value="newpagefile">New assembled page:</option>
                    390:                     <option value="newsequencefile">New assembled sequence:</option>
                    391:                     <option value="newrightsfile">New custom rights file:</option>
                    392:                     <option value="newstyfile">New style file:</option>
                    393: 		    <option value="newdir">New subdirectory:</option>
                    394: 		  </select>&nbsp;<input type="text" name="newfilename" value="Type Name Here" onfocus="if (this.value == 'Type Name Here') this.value=''" />&nbsp;<input type="button" value="Go" onclick="document.fileaction.submit()" />
                    395: 		 </nobr>
                    396: 		</form>
                    397: 	  </td>
                    398:          </tr>
                    399:         </table>
                    400: END
                    401: }
                    402: 
1.72      raeburn   403: sub pubbuttons {
                    404:     my ($r,$uname,$thisdisfn) = @_;
                    405:     $r->print('<form method="post" action="/adm/publish" target="_parent">'.
                    406:               '<table><tr><td><input type="hidden" name="filename" value="/~'.
                    407:                $uname.$thisdisfn.'/" />'.
                    408:               '<input type="button" onClick="pubdir(this.form);" value="'.
                    409: &mt('Publish Directory').'" />'.
                    410:               '<input type="hidden" name="pubrec" value="" />'.
                    411:               '<input type="hidden" name="forcerepub" value="NO" />'.
                    412:               '<input type="button" onClick="pubrecdir(this.form);" value="'.
                    413: &mt('Publish Directory and Sub Directories').'" /></td><td>'.
                    414: '<input type="button" onClick="window.location='."'/~".
                    415:                $uname.$thisdisfn."/default.meta'".'" value="'.
                    416: &mt('Edit Directory Catalog Information').'" /></td></tr></table></form>');
                    417: }
                    418: 
1.64      raeburn   419: sub resourceactions {
                    420:     my ($r,$uname,$udom,$thisdisfn) = @_;
                    421:     $r->print(<<END);
                    422:        <form name="moveresource" action="/adm/cfile" target="_parent" method="post">
                    423:          <input type="hidden" name="filename" value="" />
                    424:          <input type="hidden" name="newfilename" value="" />
                    425:          <input type="hidden" name="action" value="" />
                    426:        </form>
                    427:        <form name="delresource" action="/adm/cfile" target="_parent" method="post">
                    428:          <input type="hidden" name="filename" value="" />
                    429:          <input type="hidden" name="action" value="delete" />
                    430:        </form>
                    431:        <form name="pubresource" action="/adm/publish" target="_parent" method="post">
                    432:          <input type="hidden" name="pubrec" value="" />
                    433:          <input type="hidden" name="filename" value="" />
                    434:          <input type="hidden" name="forcerepub" value="NO" />
                    435:        </form>
                    436:        <form name="printresource" action="/adm/printout" target="_parent" method="post">
                    437:            <input type="hidden" name="postdata" value="" />
                    438:        </form>
                    439:        <form name="retrieveres" action="/adm/retrieve" target="_parent" method="post">
                    440:            <input type="hidden" name="filename" value="" />
                    441:        </form>
                    442: END
1.23      foxr      443: }
                    444: 
                    445: #
                    446: #   Get the title string or "[untitled]" if the file has no title metadata:
                    447: #   Without the latter substitution, it's impossible to examine metadata for
                    448: #   untitled resources.  Resources may be legitimately untitled, to prevent
                    449: #   searches from locating them.
                    450: #
                    451: #   $str = getTitleString($fullname);
                    452: #       $fullname - Fully qualified filename to check.
                    453: #
                    454: sub getTitleString {
                    455:     my $fullname = shift;
                    456:     my $title    = &Apache::lonnet::metadata($fullname, 'title');
                    457: 
                    458:     unless ($title) {
1.40      www       459: 	$title = "[".&mt('untitled')."]";
1.23      foxr      460:     }
                    461:     return $title;
                    462: }
                    463: 
1.55      www       464: sub getCopyRightString {
                    465:     my $fullname = shift;
                    466:     return &Apache::lonnet::metadata($fullname, 'copyright');
                    467: }
1.61      www       468: 
                    469: sub getSourceRightString {
                    470:     my $fullname = shift;
                    471:     return &Apache::lonnet::metadata($fullname, 'sourceavail');
                    472: }
1.23      foxr      473: #
1.21      foxr      474: #  Put out a directory table row:
                    475: #    putdirectory(r, base, here, dirname, modtime)
                    476: #      r       - Apache request object.
                    477: #      reqfile - File in request.
                    478: #      here    - Where we are in directory tree.
                    479: #      dirname - Name of directory special file.
                    480: #      modtime - Encoded modification time.
                    481: # 
                    482: sub putdirectory {
1.64      raeburn   483:     my ($r, $reqfile, $here, $dirname, $modtime, $resdir, $bombs, $numdir) = @_;
1.21      foxr      484:     # construct the display filename: the directory name unless ..:
                    485:     
                    486:     my $disfilename = $dirname;
                    487:     if ($dirname eq '..') {
1.39      www       488: 	$disfilename = '<i>'.&mt('Parent Directory').'</i>';
1.21      foxr      489:     }
1.64      raeburn   490:     unless ( (($dirname eq '..') && ($reqfile eq '')) || ($dirname eq '.')) {
1.50      www       491: 	my $kaputt=0;
                    492: 	foreach (keys %{$bombs}) {
1.56      albertel  493: 	    if ($_=~m:^\Q$resdir\E/\Q$disfilename\E/:) { $kaputt=1; last; }
1.50      www       494: 	}
1.52      www       495: 	%Apache::lonpublisher::metadatafields=();
                    496: 	%Apache::lonpublisher::metadatakeys=();
                    497: 	my $construct=$here;
1.56      albertel  498: 	$construct=~s:^/priv/(\w+)$:/home/$1/public_html:;
1.67      raeburn   499:         my $dirpath = $here;
                    500:         $dirpath=~s:^/priv/:/~:;
1.52      www       501: 	&Apache::lonpublisher::metaeval(&Apache::lonnet::getfile(
                    502:        				 $construct.'/'.$dirname.'/default.meta'
                    503: 								 ));
1.64      raeburn   504:         my $actionitem = '';
                    505:         if ($dirname eq '..') {
                    506:             $actionitem = 'Go to ...';
                    507:         } else {
                    508:             $actionitem = 
                    509:                     '<form name="dirselect_'.$$numdir.
                    510:                     '" action="/adm/publish" target="_parent">'.
                    511:                     '<select name="diraction" onChange="SetPubDir(this.form,document)">'.
                    512:                       '<option selected="selected">'.&mt('Select action').'</option>'.
                    513:                       '<option value="open">'.&mt('Open').'</option>'.
                    514:                       '<option value="publish">'.&mt('Publish').'</option>'.
                    515:                       '<option value="publishsub">'.&mt('Publish with subdirectories').'</option>'.
                    516:                       '<option value="editcat">'.&mt('Edit catalog information').'</option>'.
1.77    ! albertel  517:                       '<option value="printdir">'.&mt('Print directory').'</option>'.
1.64      raeburn   518:                     '</select>'.
1.67      raeburn   519:                      '<input type="hidden" name="filename" value="'.$dirpath.'/'.$dirname.'/" />'.
1.75      albertel  520:                      '<input type="hidden" name="openname" value="'.$here.'/'.$dirname.'/" />'.
1.64      raeburn   521:                      '<input type="hidden" name="pubrec" value="" />'.
                    522:                      '<input type="hidden" name="forcerepub" value="" />'.
                    523:                      '<input type="hidden" name="postdata" value="" />'.
                    524:                    '</form>';
                    525:             $$numdir ++;
                    526:         }
1.25      www       527: 	$r->print('<tr bgcolor="#CCCCFF">'.
1.53      www       528: 		  '<td><img src="'.
                    529: 		  $Apache::lonnet::perlvar{'lonIconsURL'}.'/folder_closed.gif" /></td>'.
1.64      raeburn   530: 		  '<td>'.$actionitem.'</td>'.
                    531: 		  '<td><font face="arial"><a href="'.$here.'/'.$dirname.'/" target="_parent">'.
1.54      www       532: 		  $disfilename.'</a></font></td>'.
1.58      www       533: 		        '<td colspan="2">'.($kaputt?&Apache::lonhtmlcommon::authorbombs($resdir.'/'.$disfilename.'/'):'').$Apache::lonpublisher::metadatafields{'title'}.' <i>'.
1.53      www       534: 		  $Apache::lonpublisher::metadatafields{'subject'}.'</i> '.
1.52      www       535: 		  $Apache::lonpublisher::metadatafields{'keywords'}.'</td>'.
1.42      www       536: 		  '<td>'.&Apache::lonlocal::locallocaltime($modtime).'</td>'.
1.25      www       537: 		  "</tr>\n");
1.64      raeburn   538:     }
1.21      foxr      539:     return OK;
                    540: }
1.22      foxr      541: #
                    542: #   Put a table row for a file resource.
                    543: #
                    544: sub putresource {
1.64      raeburn   545:     my ($r, $udom, $uname, $filename, $thisdisfn, 
1.22      foxr      546: 	$resdir, $targetdir, $linkdir,
1.64      raeburn   547: 	$cmtime,$bombs,$numres) = @_;
                    548:     my $pubstatus = 'unpublished';
1.47      sakharuk  549:     my $status=&mt('Unpublished');
1.53      www       550:     my $bgcolor='#FFAA99';
1.22      foxr      551:     my $title='&nbsp;';
1.60      albertel  552:     my $publish_button=&mt('Publish');
1.64      raeburn   553: #    my $action_buttons=
                    554: #        '<br /><a target="_parent" href="/adm/cfile?action=delete&filename=/~'.
                    555: #	$uname.'/'.$thisdisfn.'/'.$filename.'">'.
                    556: #	&mt('Delete').'</a>';
1.22      foxr      557:     if (-e $resdir.'/'.$filename) {
                    558: 	my ($rdev,$rino,$rmode,$rnlink,
                    559: 	    $ruid,$rgid,$rrdev,$rsize,
                    560: 	    $ratime,$rmtime,$rctime,
                    561: 	    $rblksize,$rblocks)=stat($resdir.'/'.$filename);
1.64      raeburn   562: 	$publish_button=&mt('Re-publish');
1.22      foxr      563: 	if ($rmtime>=$cmtime) {
1.64      raeburn   564:             $pubstatus = 'published';
1.55      www       565: 	    $status=&mt('Published').'<br />'.
1.61      www       566: 		&mt(&getCopyRightString($targetdir.'/'.$filename)).' '.
                    567: 		&mt(&getSourceRightString($targetdir.'/'.$filename));
1.60      albertel  568: 	    $bgcolor='#CCFF88';
1.40      www       569: 	    if (&Apache::lonnet::metadata($targetdir.'/'.$filename,'obsolete')) {
1.64      raeburn   570:                 $pubstatus = 'obsolete';
1.41      www       571: 		$status=&mt('Obsolete');
1.40      www       572:                 $bgcolor='#AAAAAA';
1.64      raeburn   573:             }
                    574: #	    } else {
                    575: #		$action_buttons='';
                    576: #	    }
1.23      foxr      577: 	    $title='<a href="/res/'.$targetdir.'/'.$filename.
1.77    ! albertel  578: 		'.meta" target="cat">'.
1.55      www       579: 		&getTitleString($targetdir.'/'.$filename).'</a>';
1.22      foxr      580: 	} else {
1.64      raeburn   581:             $pubstatus = 'modified';
1.55      www       582: 	    $status=&mt('Modified').'<br />'.
1.61      www       583: 		&mt(&getCopyRightString($targetdir.'/'.$filename)).' '.
                    584: 		&mt(&getSourceRightString($targetdir.'/'.$filename));
1.53      www       585:             $bgcolor='#FFFF77';
1.64      raeburn   586: #	    $action_buttons='';
1.77    ! albertel  587: 	    $title='<a href="/res/'.$targetdir.'/'.$filename.'.meta" target="cat">'.
1.55      www       588: 		&getTitleString($targetdir.'/'.$filename).'</a>';
1.22      foxr      589: 	    if (&Apache::loncommon::fileembstyle(($filename=~/\.(\w+)$/)) eq 'ssi') {
1.57      www       590: 		$status.='<br /><a href="/adm/diff?filename=/~'.$uname.
1.22      foxr      591: 		    $thisdisfn.'/'.$filename.
1.77    ! albertel  592: 		    '&amp;versiontwo=priv" target="cat">'.&mt('Diffs').'</a>';
1.22      foxr      593: 	    }
1.51      www       594: 	}
1.77    ! albertel  595: 	$title.="\n".'<br /><a href="/~'.$uname.$thisdisfn.'/'.$filename.'.meta">'. 
1.53      www       596: 	    ($$bombs{$targetdir.'/'.$filename}?'<img src="/adm/lonMisc/bomb.gif" border="0" />':'Edit Metadata').'</a>';
1.77    ! albertel  597: 	$status.="\n".'<br /><a href="/adm/retrieve?filename=/~'.$uname.
1.64      raeburn   598: 	    $thisdisfn.'/'.$filename.'" target="_parent">'.&mt('Retrieve').'</a>';
1.22      foxr      599:     }
1.33      www       600:     my $editlink='';
1.38      taceyjo1  601:     my $editlink2='';
1.36      www       602:     if ($filename=~/\.(xml|html|htm|xhtml|xhtm|sty)$/) {
1.64      raeburn   603: 	$editlink=' <br />(<a href="'.$linkdir.'/'.$filename.'?forceedit=1" target="_parent">'.&mt('Edit').'</a>)';
1.34      www       604:     }
                    605:     if ($filename=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
1.64      raeburn   606: 	$editlink=' (<a href="'.$linkdir.'/'.$filename.'?forceedit=1" target="_parent">'.&mt('EditXML').'</a>)';
                    607: 	$editlink2=' <br />(<a href="'.$linkdir.'/'.$filename.'?forceColoredit=1" target="_parent">'.&mt('Edit').'</a>)';
1.43      taceyjo1  608:     }
                    609:     if ($filename=~/\.(zip|tar|bz2|gz|tar.gz|tar.bz2|tgz)$/) {
1.46      taceyjo1  610: 	$editlink=' (<a target="_parent" href="/adm/cfile?decompress=/~'.
                    611: 	      $uname.$thisdisfn.'/'.$filename.'">'.&mt('Decompress').'</a>)';
1.33      www       612:     }
1.64      raeburn   613:     my $pub_select = '';
                    614:     &create_pubselect($r,\$pub_select,$udom,$uname,$thisdisfn,$filename,$resdir,$pubstatus,$publish_button,$numres);
1.25      www       615:     $r->print('<tr bgcolor="'.$bgcolor.'">'.
1.53      www       616: 	      '<td>'.($filename=~/[\#\~]$/?'&nbsp;':
                    617: 		      '<img src="'.&Apache::loncommon::icon($filename).'" /></td>').
1.64      raeburn   618:               '<td>'.$pub_select.'</td>'.
1.57      www       619: 	      '<td><font face="arial">'.
1.64      raeburn   620: 	      '<a href="'.$linkdir.'/'.$filename.'" target="_parent">'.
1.54      www       621:                $filename.'</a></font>'.$editlink2.$editlink.
1.22      foxr      622: 	      '</td>'.
                    623: 	      '<td>'.$title.'</td>'.
1.41      www       624: 	      '<td>'.$status.'</td>'.
1.42      www       625: 	      '<td>'.&Apache::lonlocal::locallocaltime($cmtime).'</td>'.
1.25      www       626: 	      "</tr>\n");
1.22      foxr      627:     return OK;
1.23      foxr      628: }
1.64      raeburn   629: 
                    630: sub create_pubselect {
                    631:     my ($r,$pub_select,$udom,$uname,$thisdisfn,$filename,$resdir,$pubstatus,$publish_button,$numres) = @_;
                    632:     $$pub_select = '
                    633: <form name="resselect_'.$$numres.'" action="">
                    634: <select name="reschoice"  onChange="SetResChoice(this.form)">
1.77    ! albertel  635: <option>'.&mt('Select action').'</option>'.
        !           636: '<option value="copy">'.&mt('Copy').'</option>';
1.68      raeburn   637:     if ($pubstatus eq 'obsolete' || $pubstatus eq 'unpublished') {
                    638:         $$pub_select .= 
1.77    ! albertel  639: '<option value="rename">'.&mt('Rename').'</option>'.
        !           640: '<option value="move">'.&mt('Move').'</option>'.
        !           641: '<option value="delete">'.&mt('Delete').'</option>';
1.64      raeburn   642:     } else {
                    643:         $$pub_select .= '
1.77    ! albertel  644: <option value="obsolete">'.&mt('Mark obsolete').'</option>';
1.64      raeburn   645:     }
                    646: # check for versions
                    647:     my $versions = &check_for_versions($r,'/'.$filename,$udom,$uname);
                    648:     if ($versions > 0) {
                    649:         $$pub_select .='
1.77    ! albertel  650: <option value="retrieve">'.&mt('Retrieve old version').'</option>';
1.64      raeburn   651:     }
                    652:     $$pub_select .= '
1.77    ! albertel  653: <option value="publish">'.$publish_button.'</option>'.
        !           654: '<option value="print">'.&mt('Print').'</option>'.
1.68      raeburn   655: '</select>
1.64      raeburn   656: <input type="hidden" name="filename" value="/~'.
1.77    ! albertel  657:  $uname.$thisdisfn.'/'.$filename.'" /></form>';
1.64      raeburn   658:     $$numres ++;
                    659: }
                    660: 
                    661: sub check_for_versions {
                    662:     my ($r,$fn,$udom,$uname) = @_;
                    663:     my $versions = 0;
                    664:     my $docroot=$r->dir_config('lonDocRoot');
                    665:     my $resfn=$docroot.'/res/'.$udom.'/'.$uname.$fn;
                    666:     my $resdir=$resfn;
                    667:     $resdir=~s/\/[^\/]+$/\//;
                    668:     $fn=~/\/([^\/]+)\.(\w+)$/;
                    669:     my $main=$1;
                    670:     my $suffix=$2;
                    671:     opendir(DIR,$resdir);
                    672:     while (my $filename=readdir(DIR)) {
                    673:         if ($filename=~/^\Q$main\E\.(\d+)\.\Q$suffix\E$/) {
                    674:             $versions ++;        
                    675:         }
                    676:     }
                    677:     return $versions;
                    678: }
                    679: 
1.23      foxr      680: #
                    681: #   Categorize files in the directory.
                    682: #   For each file in a list of files in a file directory, 
                    683: #   the  file categorized as one of:
                    684: #    - directory  
                    685: #    - sequence
                    686: #    - problem 
                    687: #    - Other resource.
                    688: #
                    689: #   For each file the modification date is determined as well.
                    690: #   Returned is a list of sublists:
                    691: #    (directories, sequences, problems, other)
                    692: #   each of the sublists contains entries of the following form (sorted by
                    693: #   filename):
                    694: #     (filename, typecode, lastmodtime)
                    695: #
                    696: #   $list = CategorizeFiles($location, $files)
                    697: #       $location   - Directory in which the files live (relative to our
                    698: #                     execution.
                    699: #       $files      - list of files.
                    700: #
                    701: sub CategorizeFiles {
                    702:     my $location = shift;
                    703:     my $files    = shift;
1.22      foxr      704: }
                    705: 
1.4       www       706: 1;
                    707: __END__
1.17      harris41  708: 
                    709: =head1 NAME
                    710: 
1.32      www       711: Apache::lonpubdir - Construction space directory lister
1.17      harris41  712: 
                    713: =head1 SYNOPSIS
                    714: 
                    715: Invoked (for various locations) by /etc/httpd/conf/srm.conf:
                    716: 
1.18      harris41  717:  <LocationMatch "^/\~.*/$">
                    718:  PerlAccessHandler       Apache::loncacc
                    719:  SetHandler perl-script
                    720:  PerlHandler Apache::lonpubdir
                    721:  ErrorDocument     403 /adm/login
                    722:  ErrorDocument     404 /adm/notfound.html
                    723:  ErrorDocument     406 /adm/unauthorized.html
                    724:  ErrorDocument	  500 /adm/errorhandler
                    725:  </LocationMatch>
                    726: 
                    727:  <Location /adm/pubdir>
                    728:  PerlAccessHandler       Apache::lonacc
                    729:  SetHandler perl-script
                    730:  PerlHandler Apache::lonpubdir
                    731:  ErrorDocument     403 /adm/login
                    732:  ErrorDocument     404 /adm/notfound.html
                    733:  ErrorDocument     406 /adm/unauthorized.html
                    734:  ErrorDocument	  500 /adm/errorhandler
                    735:  </Location>
1.17      harris41  736: 
                    737: =head1 INTRODUCTION
                    738: 
1.18      harris41  739: This module publishes a directory of files.
1.17      harris41  740: 
                    741: This is part of the LearningOnline Network with CAPA project
                    742: described at http://www.lon-capa.org.
                    743: 
                    744: =head1 HANDLER SUBROUTINE
                    745: 
                    746: This routine is called by Apache and mod_perl.
                    747: 
                    748: =over 4
                    749: 
                    750: =item *
                    751: 
                    752: read in information
                    753: 
                    754: =item *
                    755: 
                    756: start page output
                    757: 
                    758: =item *
                    759: 
                    760: run through list of files and attempt to publish unhidden files
                    761: 
                    762: =back
                    763: 
                    764: =cut

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