Annotation of loncom/interface/portfolio.pm, revision 1.25

1.3       banghart    1: # Copyright Michigan State University Board of Trustees
                      2: #
                      3: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      4: #
                      5: # LON-CAPA is free software; you can redistribute it and/or modify
                      6: # it under the terms of the GNU General Public License as published by
                      7: # the Free Software Foundation; either version 2 of the License, or 
                      8: # (at your option) any later version.
                      9: #
                     10: # LON-CAPA is distributed in the hope that it will be useful,
                     11: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     12: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     13: # GNU General Public License for more details.
                     14: #
                     15: # You should have received a copy of the GNU General Public License
                     16: # along with LON-CAPA; if not, write to the Free Software
                     17: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     18: #
                     19: # /home/httpd/html/adm/gpl.txt
                     20: #
                     21: # http://www.lon-capa.org/
                     22: #
                     23: 
1.1       banghart   24: package Apache::portfolio;
                     25: use strict;
                     26: use Apache::Constants qw(:common :http);
1.2       banghart   27: use Apache::loncommon;
1.1       banghart   28: use Apache::lonnet;
1.2       banghart   29: use Apache::lontexconvert;
                     30: use Apache::lonfeedback;
                     31: use Apache::lonlocal;
1.16      banghart   32: 
                     33: # receives a file name and path stub from username/userfiles/portfolio/
                     34: # returns an anchor tag consisting encoding filename and currentpath
1.23      albertel   35: sub make_anchor {
                     36:     my ($filename, $current_path) = @_;
                     37:     my $anchor = '<a href="/adm/portfolio?selectfile='.$filename.'&currentpath='.$current_path.'">'.$filename.'</a>';
1.8       albertel   38:     return $anchor;
1.6       banghart   39: }
1.16      banghart   40: 
                     41: # returns html with <br /> separated contents of the directory
                     42: # returns a <strong>currentFile</strong> (bolds the selected file/dir)
1.24      albertel   43: sub display_directory_old {
1.16      banghart   44:     my ($currentPath, $currentFile, @dirList,) = @_;
1.10      banghart   45:     my $displayOut='';  
1.23      albertel   46:     my $filename;
1.8       albertel   47:     my $upPath;
1.23      albertel   48:     if ($currentPath ne '/') {
                     49:         $displayOut = 'Listing of '.$currentPath.'<br /><hr />';
1.10      banghart   50:         # provides the "up one directory level" function
                     51:         # it means shortening the currentpath to the parent directory
                     52:         $currentPath =~ m:(^/.*)(/.*/$):;
1.23      albertel   53:         if ($1 ne '/') {
1.10      banghart   54:             $upPath = $1.'/';
1.23      albertel   55:         } else {
1.10      banghart   56:             $upPath = $1;
                     57:         }
                     58:         
1.17      banghart   59:         # $displayOut = $displayOut.'<a href="/adm/portfolio?selectfile='.$upPath.'&currentpath='.$upPath.'">..</a><br />';
1.8       albertel   60:     } else {
1.17      banghart   61:         # $displayOut = $displayOut.'at root '.$currentPath.'<br />';
1.8       albertel   62:     }
1.10      banghart   63:     foreach my $line (@dirList) {
                     64:     	#$strip holds directory/file name
                     65:     	#$dom 
1.23      albertel   66:     	my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,undef,undef,undef,undef,undef,undef,$obs,undef)=split(/\&/,$line,16); 
                     67:         if (($filename ne '.') && ($filename ne '..')) {
                     68:             if ($testdir =~ m:^1:) {
1.10      banghart   69:                 # handle directories different from files
1.23      albertel   70:                 if ($filename eq $currentFile) {
                     71: 		    #checks to bold the selected file
                     72:                     $displayOut.= '<strong>'.(&make_anchor($filename.'/', $filename.'/').'</strong><br />'."\n");
                     73:                 } else {
                     74:                     $displayOut.= (&make_anchor($filename.'/', $filename.'/').'<br />'."\n");
1.10      banghart   75:                 }
1.23      albertel   76:             } else {
                     77:                 if ($filename eq $currentFile) {
                     78: 		    #checks to bold the selected file
                     79:                     $displayOut.='<strong>'.(&make_anchor($filename, $currentPath).'</strong><br />'."\n");
                     80:                 } else {
                     81:                     $displayOut.=(&make_anchor($filename, $currentPath).'<br />'."\n");
1.10      banghart   82:                 }
                     83:             }
1.16      banghart   84:             
1.10      banghart   85:         }
                     86:     	
1.8       albertel   87:     }
                     88:     return $displayOut;
1.6       banghart   89: }
1.23      albertel   90: 
1.6       banghart   91: sub displayActions {
1.10      banghart   92:     # returns html to offer user appropriate actions depending on selected file/directory
1.8       albertel   93:     my $displayOut;
1.16      banghart   94:     my ($currentPath, $currentFile, $isEmpty) = @_;
1.8       albertel   95: #   $displayOut = 'here are actions for '.$currentFile;
1.23      albertel   96:     if ($currentFile =~ m:/$:) {
1.10      banghart   97:         # if the selected file is a directory, these are the options
                     98:         # offer the chance to delete the directory only if it is empty
                     99:         if ($isEmpty && ($currentPath ne '/')) {
                    100:             $displayOut =   $displayOut.'<form method="POST">
                    101:             <input type="hidden" name="selectfile" 
                    102:             value="'.$currentFile.'" />
                    103:             <input type="hidden" name="fileaction" value="delete" /> 
                    104:             <input type="hidden" name="currentpath" value="'.$currentPath.'" /> 
                    105:             <center>
                    106:             <input type="submit" 
                    107:             value="Delete '.$currentFile.'" />
                    108:             </center>
                    109:             </form>';
                    110:         } 
                    111:         if ($currentPath ne '/') {
                    112:             $displayOut = $displayOut.'<hr />
                    113:             <form method="POST">
                    114:             <input type="hidden" name="selectfile" 
                    115:             value="'.$currentFile.'" />
                    116:             <input type="hidden" name="fileaction" value="rename" /> 
                    117:             <input type="hidden" name="currentpath" value="'.$currentPath.'" /> 
                    118:             <input type="input" name="filenewname" value="Type new name here" /> 
                    119:             <input type="submit" 
                    120:             value="Rename '.$currentFile.'" />
                    121:             </form>';
                    122:         }
1.23      albertel  123:     } else {  #action options offered for files
1.10      banghart  124:         $displayOut = $displayOut.'<form method="POST">';
                    125:         $displayOut = $displayOut.'<input type="hidden" name="selectfile"';
                    126:         $displayOut = $displayOut.'value="'.$currentFile;
                    127:         $displayOut = $displayOut.'" /><input type="hidden" name="fileaction" value="delete" /> 
                    128:         <input type="hidden" name="currentpath" value="'.$currentPath.'" /> 
                    129:         <center>
                    130:         <input type="submit"
                    131:         value="Delete '.$currentFile.'" />
                    132:         </center>
                    133:         </form>';
                    134:     
                    135:         $displayOut = $displayOut.'<hr />
                    136:         <form method="POST">
                    137:         <input type="hidden" name="selectfile" 
                    138:         value="'.$currentFile.'" />
                    139:         <input type="hidden" name="fileaction" value="rename" /> 
                    140:         <input type="hidden" name="currentpath" value="'.$currentPath.'" /> 
                    141:         <input type="input" name="filenewname" value="Type new name here" /> 
                    142:         <input type="submit" 
                    143:         value="Rename '.$currentFile.'" />
                    144:         </form>
                    145:         <hr />';
1.8       albertel  146:     }
1.10      banghart  147:     $displayOut = $displayOut.'<hr />Add a file to '.$currentPath;
1.8       albertel  148:     # file upload form 
                    149:     $displayOut = $displayOut.'<form method="post" enctype="multipart/form-data">';
1.9       albertel  150:     $displayOut = $displayOut.'<input name="uploaddoc" type="file" />'.
1.10      banghart  151:         '<input type="hidden" name="currentpath" value="'.$currentPath.'" />'.
                    152:         '<input type="submit" name="storeupl" value="Upload" />'.
                    153:         '</form><hr />';
1.8       albertel  154:     $displayOut = $displayOut.'<form method="POST">
1.10      banghart  155:         <input name="subdir" type="text" />
                    156:         <input type="submit" value="Create Subdirectory" />
                    157:         </form>
                    158:             ';
1.8       albertel  159:     return $displayOut;
1.6       banghart  160: }
1.23      albertel  161: 
1.24      albertel  162: my $dirptr=16384;
                    163: sub display_directory {
                    164:     my ($r,$current_path,$dir_list)=@_;
1.18      banghart  165:     my $iconpath= $r->dir_config('lonIconsURL') . "/";
1.20      banghart  166:     $r->print('<table border="0" cellspacing="2" cellpadding="2"><tr valign="middle">');
                    167:     $r->print('<td bgcolor="#ccddaa" align="center">');
                    168:     my $displayOut = '<form method="post" enctype="multipart/form-data">';
                    169:     $displayOut = $displayOut.'<input name="uploaddoc" type="file" />'.
1.24      albertel  170:         '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
1.20      banghart  171:         '<input type="submit" name="storeupl" value="Upload" />'.
                    172:         '</form>';
                    173:     $r->print($displayOut);
1.22      albertel  174:     $r->print('</td></tr><tr><td bgcolor="#ccddaa" align="center">');
1.24      albertel  175:     $displayOut = '<form method="post">';
                    176:     $displayOut .= '<input name="newdir" type="input" />'.
                    177:         '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
1.22      albertel  178:         '<input type="submit" name="createdir" value="'.&mt("Create Directory").'" />'.
                    179:         '</form>';
                    180:     $r->print($displayOut);
                    181:     $r->print('</td></tr></table>');
1.24      albertel  182:     my @tree = split (/\//,$current_path);
1.23      albertel  183:     $r->print('<font size="+2">'.&make_anchor('/','/'));
1.19      banghart  184:     if (@tree > 1){
                    185:         my $newCurrentPath = '';
                    186:         for (my $i = 1; $i< @tree; $i++){
                    187:             $newCurrentPath .= $tree[$i].'/';
1.23      albertel  188:             $r->print(&make_anchor($tree[$i],'/'.$newCurrentPath).'/');
1.19      banghart  189:         }
                    190:     }
                    191:     $r->print('</font>');
1.24      albertel  192:     &Apache::lonhtmlcommon::store_recent('portfolio',$current_path,$current_path);
1.22      albertel  193:     $r->print('<br /><form method=post action="/adm/portfolio">'.
                    194: 	      &Apache::lonhtmlcommon::select_recent('portfolio','currentpath',
                    195: 						    'this.form.submit();'));
1.21      banghart  196:     $r->print("</form>");
1.18      banghart  197:     $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
1.22      albertel  198:             '<tr><th>Actions</th><th>&nbsp;</th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
1.24      albertel  199:     my $href_location="/uploaded/$ENV{'user.domain'}/$ENV{'user.name'}/portfolio/$current_path/";
                    200:     foreach my $line (@$dir_list) {
1.18      banghart  201:     	#$strip holds directory/file name
                    202:     	#$dom 
1.23      albertel  203:     	my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16); 
                    204:     	if (($filename ne '.') && ($filename ne '..')) {
                    205:             if ($dirptr&$testdir) {
1.19      banghart  206:                 $r->print('<tr bgcolor="#FFAA99"><td><img src="'.$iconpath.'folder_closed.gif"></td>');
                    207:                 $r->print('<td>Go to ...</td>');
1.24      albertel  208:                 $r->print('<td>'.&make_anchor($filename.'/',$current_path.$filename.'/').'</td>'); 
1.19      banghart  209:                 $r->print('</tr>'); 
1.23      albertel  210:             } else {
1.22      albertel  211:                 $r->print('<tr bgcolor="#CCCCFF">');
                    212:                 $r->print('<td>
1.24      albertel  213: <form method="post" action="/adm/portfolio">
1.22      albertel  214: <select name="action">
                    215:   <option value=""></option>
                    216:   <option value="delete">'.&mt("Delete").'</option>
                    217:   <option value="rename">'.&mt("Rename").'</option>
                    218: </select>
                    219: <input type="submit" name="doit" value="Go" />
1.24      albertel  220: <input type="hidden" name="selectfile" value="'.$filename.'" />
                    221: <input type="hidden" name="currentpath" value="'.$current_path.'" />
                    222: </form>
1.22      albertel  223: </td>');
                    224:                 $r->print('<td><img src="'.$iconpath.'unknown.gif"></td>');
1.23      albertel  225:                 $r->print('<td><a href="'.$href_location.$filename.'">'.
                    226: 			  $filename.'</a></td>'); 
1.22      albertel  227:                 $r->print('<td>'.$size.'</td>');
                    228:                 $r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
1.19      banghart  229:                 $r->print('</tr>'); 
                    230:             }
1.18      banghart  231:         }
                    232:     }
                    233: #   <tr bgcolor="#FFAA99"> pink bg 
                    234: #   <tr bgcolor="#CCCCFF"> blue bg            
1.24      albertel  235: #   $r->print(&display_directory($current_path, $currentFile, @dir_list));
1.18      banghart  236: #    $r->print('</td>><td>');
1.24      albertel  237: #   $r->print(&display_actions($current_path, $currentFile, $isEmpty));
1.22      albertel  238:     $r->print('</table></form>');
1.24      albertel  239: }
                    240: 
                    241: sub open_form {
                    242:     my ($r)=@_;
                    243:     $r->print('<form method="post" action="/adm/portfolio">');
                    244:     $r->print('<input type="hidden" name="action" value="'.
                    245: 	      $ENV{'form.action'}.'" />');
                    246:     $r->print('<input type="hidden" name="confirmed" value="1" />');
                    247:     $r->print('<input type="hidden" name="selectfile" value="'.
                    248: 	      $ENV{'form.selectfile'}.'" />');
                    249:     $r->print('<input type="hidden" name="currentpath" value="'.
                    250: 	      $ENV{'form.currentpath'}.'" />');
                    251: }
                    252: 
                    253: sub close_form {
                    254:     my ($r)=@_;
                    255:     $r->print('<p><input type="submit" value="'.&mt('Continue').
                    256: 	      '" /></p></form>');
                    257:     $r->print('<form action="/adm/portfolio" method="POST">
                    258:                <p>
                    259:               <input type="hidden" name="currentpath" value="'.
                    260: 	      $ENV{'form.currentpath'}.'" />
                    261:                  <input type="submit" value="'.&mt('Cancel').'" />
                    262:                </p></form>');
                    263: 
                    264: }
                    265: 
                    266: sub display_file {
                    267:     return $ENV{'form.currentpath'}.$ENV{'form.selectfile'};
                    268: }
                    269: 
                    270: sub done {
1.25    ! albertel  271:     return ('<h3><a href="/adm/portfolio?currentpath='.
1.24      albertel  272: 	    $ENV{'form.currentpath'}.'">'.&mt('Done').'</a></h3>');
                    273: }
                    274: 
                    275: sub delete {
                    276:     my ($r)=@_;
                    277:     &open_form($r);
                    278:     $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
                    279:     &close_form($r);
                    280: } 
                    281: 
                    282: sub delete_confirmed {
                    283:     my ($r)=@_;
                    284:     my $result=&Apache::lonnet::removeuserfile($ENV{'user.name'},
                    285: 					       $ENV{'user.domain'},'portfolio'.
                    286: 					       $ENV{'form.currentpath'}.
                    287: 					       $ENV{'form.selectfile'});
                    288:     if ($result ne 'ok') {
                    289: 	$r->print('<font color="red"> An errror occured ('.$result.
1.25    ! albertel  290: 		  ') while trying to delete '.&display_file().'</font><br />');
1.24      albertel  291:     }
                    292:     $r->print(&done());
                    293: }
                    294: 
                    295: sub rename {
                    296:     my ($r)=@_;
                    297:     &open_form($r);
                    298:     $r->print('<p>'.&mt('Rename').' '.&display_file().'?</p>');
                    299:     &close_form($r);
                    300: }
                    301: 
                    302: sub rename_confirmed {
                    303:     my ($r)=@_;
                    304:     &Apache::lonnet::renameuserfile($ENV{'form.currentpath'}.$ENV{'form.selectfile'}, 'rename', $ENV{'form.currentpath'}.$ENV{'form.filenewname'} );
                    305: } 
                    306: 
                    307: sub upload {
                    308:     my ($r)=@_;
1.25    ! albertel  309:     #FIXME if the file already exists we need to do a confirmation pass 
        !           310:     #before overwriting
1.24      albertel  311:     my $result=&Apache::lonnet::userfileupload('uploaddoc','',
                    312: 					 'portfolio'.$ENV{'form.currentpath'});
                    313:     if ($result !~ m|^/uploaded/|) {
                    314: 	$r->print('<font color="red"> An errror occured ('.$result.
1.25    ! albertel  315: 		  ') while trying to upload '.&display_file().'</font><br />');
        !           316:     }
        !           317:     $r->print(&done());
        !           318: }
        !           319: 
        !           320: sub createdir {
        !           321:     my ($r)=@_;
        !           322:     #FIXME 1) bad dirnames
        !           323:     #      2) file exists in place of dir
        !           324:     my $result=&Apache::lonnet::mkdiruserfile($ENV{'user.name'},
        !           325: 	     $ENV{'user.domain'},'portfolio'.$ENV{'form.currentpath'}.$ENV{'form.newdir'});
        !           326:     if ($result ne 'ok') {
        !           327: 	$r->print('<font color="red"> An errror occured ('.$result.
        !           328: 		  ') while trying to create a new directory '.&display_file().'</font><br />');
1.24      albertel  329:     }
                    330:     $r->print(&done());
                    331: }
                    332: 
                    333: sub handler {
                    334:     # this handles file management
                    335:     my $r = shift;
                    336:     my @dir_list; # will hold directory listing as array
                    337:     my $udir; # returned from home server
                    338:     my $currentFile; # directory or file contained in $pathToRoot.$current_path
                    339:     my $action; # delete, rename, makedirectory, removedirectory,
                    340:     my $filenewname; # for rename action (guess what we do with it!)
                    341:     my $isFile;
                    342:     &Apache::loncommon::no_cache($r);
                    343:     &Apache::loncommon::content_type($r,'text/html');
                    344:     $r->send_http_header;
                    345:     # Give the LON-CAPA page header
                    346:     $r->print('<html><head><title>'.
                    347:               &mt('Portfolio Manager').
                    348:               "</title></head>\n".
                    349:               &Apache::loncommon::bodytag('Portfolio Manager'));
                    350:     $r->rflush();
                    351:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                    352:                                             ['selectfile','currentpath',
                    353: 					     'currentfile']);
                    354: 
                    355:     # if we're uploading a file, we need to do it early so it will
                    356:     # show in the directory list
                    357: 
                    358:     if ($ENV{'form.uploaddoc.filename'}) {
                    359: 	&upload($r);
                    360:     } elsif ($ENV{'form.action'} eq 'delete') {
                    361: 	if ($ENV{'form.confirmed'}) {
                    362: 	    &delete_confirmed($r);
                    363: 	} else {
                    364: 	    &delete($r);
                    365: 	}
                    366:     } elsif ($ENV{'form.action'} eq 'rename') {
                    367: 	# similarly, we need to delete or rename files before getting
                    368: 	# directory list
                    369: 	&rename($r);
1.25    ! albertel  370:     } elsif ($ENV{'form.createdir'}) {
        !           371: 	&createdir($r);
1.24      albertel  372:     } else {
                    373: 	my $current_path='/';
                    374: 	if ($ENV{'form.currentpath'}) {
                    375: 	    $current_path = $ENV{'form.currentpath'};
                    376: 	}
                    377: 
                    378: 	my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
                    379: 							 $ENV{'user.name'}).
                    380: 							'/userfiles/portfolio';
                    381: 	@dir_list=&Apache::lonnet::dirlist($current_path,$ENV{'user.domain'},
                    382: 					   $ENV{'user.name'},$portfolio_root);
                    383:     
                    384: 	# need to know if directory is empty so it can be removed if desired
                    385: 	my $is_empty=(@dir_list == 2);
                    386:    
                    387: 	&display_directory($r,$current_path,\@dir_list);
                    388: 
                    389:     }
                    390: 
1.14      banghart  391:     $r->print("</body>\n</html>\n");
                    392:     $r->rflush();
1.8       albertel  393:     return OK;
1.2       banghart  394: }
1.1       banghart  395: 
                    396: 1;
                    397: __END__

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