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Diff for /loncom/interface/portfolio.pm between versions 1.17 and 1.41

version 1.17, 2004/07/27 05:29:00 version 1.41, 2004/09/10 17:59:13
Line 32  use Apache::lonlocal; Line 32  use Apache::lonlocal;
   
 # receives a file name and path stub from username/userfiles/portfolio/  # receives a file name and path stub from username/userfiles/portfolio/
 # returns an anchor tag consisting encoding filename and currentpath  # returns an anchor tag consisting encoding filename and currentpath
 sub makeAnchor{  sub make_anchor {
     my ($fileName, $currentPath) = @_;      my ($filename, $current_path) = @_;
     my $anchor = '<a href="/adm/portfolio?selectfile='.$fileName.'&currentpath='.$currentPath.'">'.$fileName.'</a>';      my $anchor = '<a href="/adm/portfolio?selectfile='.$filename.'&currentpath='.$current_path.'">'.$filename.'</a>';
     return $anchor;      return $anchor;
 }  }
   
 # returns html with <br /> separated contents of the directory  my $dirptr=16384;
 # returns a <strong>currentFile</strong> (bolds the selected file/dir)  sub display_directory {
 sub displayDirectory {      my ($r,$current_path,$is_empty,$dir_list)=@_;
     my ($currentPath, $currentFile, @dirList,) = @_;      my $iconpath= $r->dir_config('lonIconsURL') . "/";
     my $displayOut='';        $r->print('<table border="0" cellspacing="2" cellpadding="2"><tr valign="middle">');
     my $fileName;      $r->print('<td bgcolor="#ccddaa" align="center">');
     my $upPath;      my $displayOut = '<form method="post" enctype="multipart/form-data">';
     if ($currentPath ne '/'){      $displayOut = $displayOut.'<input name="uploaddoc" type="file" />'.
         $displayOut = 'Listing of '.$currentPath.'<br /><hr />'.          '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
         # provides the "up one directory level" function          '<input type="submit" name="storeupl" value="Upload" />'.
         # it means shortening the currentpath to the parent directory          '</form>';
         $currentPath =~ m:(^/.*)(/.*/$):;      $r->print($displayOut);
         if ($1 ne '/'){      $r->print('</td></tr><tr><td bgcolor="#ccddaa" align="center">');
             $upPath = $1.'/';      $displayOut = '<form method="post">';
         }else{      $displayOut .= '<input name="newdir" type="input" />'.
             $upPath = $1;          '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
           '<input type="submit" name="createdir" value="'.&mt("Create Directory").'" />'.
           '</form>';
       $r->print($displayOut);
       $r->print('</td></tr></table>');
       my @tree = split (/\//,$current_path);
       $r->print('<font size="+2">'.&make_anchor('portfolio','/').'/');
       if (@tree > 1){
           my $newCurrentPath = '';
           for (my $i = 1; $i< @tree; $i++){
               $newCurrentPath .= $tree[$i].'/';
               $r->print(&make_anchor($tree[$i],'/'.$newCurrentPath).'/');
         }          }
       }
       $r->print('</font>');
       &Apache::lonhtmlcommon::store_recent('portfolio',$current_path,$current_path);
       #Fixme -- remove from recent those paths that are deleted
       $r->print('<br /><form method=post action="/adm/portfolio">'.
         &Apache::lonhtmlcommon::select_recent('portfolio','currentpath',
       'this.form.submit();'));
       $r->print("</form>");
       if ($is_empty) {
           $displayOut = '<form method="post" action="/adm/portfolio">'.
           '<input type="hidden" name="action" value="deletedir" />'.
           '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
           '<input type="hidden" name="selectfile" value="" />'.
           '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
           '</form>';
                   
         # $displayOut = $displayOut.'<a href="/adm/portfolio?selectfile='.$upPath.'&currentpath='.$upPath.'">..</a><br />';          $r->print($displayOut);
     } else {   return;
         # $displayOut = $displayOut.'at root '.$currentPath.'<br />';  
     }      }
     foreach my $line (@dirList) {      $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
               '<tr><th>Actions</th><th>&nbsp;</th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
       my $href_location="/uploaded/$ENV{'user.domain'}/$ENV{'user.name'}/portfolio$current_path";
       foreach my $line (sort 
         { 
     my ($afile)=split('&',$a,2);
     my ($bfile)=split('&',$b,2);
     return (lc($afile) cmp lc($bfile));
         } (@$dir_list)) {
     #$strip holds directory/file name      #$strip holds directory/file name
     #$dom       #$dom 
     my ($fileName,$dom,undef,$testdir,undef,undef,undef,undef,undef,undef,undef,undef,undef,undef,$obs,undef,$path,$debug)=split(/\&/,$line,18);       my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16); 
     $path =~ m:/:;      if (($filename ne '.') && ($filename ne '..')) {
     my $dirDepth = @-;              if ($dirptr&$testdir) {
         if (($fileName ne '.') && ($fileName ne '..')){                  $r->print('<tr bgcolor="#FFAA99"><td><img src="'.$iconpath.'folder_closed.gif"></td>');
           for (my $i = 0; $i <= $dirDepth; $i += 1){                  $r->print('<td>Go to ...</td>');
            $displayOut.='<blockquote>';                  $r->print('<td>'.&make_anchor($filename.'/',$current_path.$filename.'/').'</td>'); 
        }                  $r->print('</tr>'); 
             if ($testdir =~ m:^1:){              } else {
                 # handle directories different from files                  $r->print('<tr bgcolor="#CCCCFF">');
                 if ($fileName eq $currentFile){ #checks to bold the selected file                  $r->print('<td>
                     $displayOut.= $debug.'<strong>'.(makeAnchor($fileName.'/', $path.$fileName.'/').'</strong><br />'."\n");                      <form method="post" action="/adm/portfolio">
                 }else{                      <select name="action">
                     $displayOut.= $debug.(makeAnchor($fileName.'/', $path.$fileName.'/').'<br />'."\n");                          <option value=""></option>
                 }                          <option value="delete">'.&mt("Delete").'</option>
             }else{                          <option value="rename">'.&mt("Rename").'</option>
                 if ($fileName eq $currentFile){ #checks to bold the selected file                      </select>
                     $displayOut.=$debug.'<strong>'.(makeAnchor($fileName, $currentPath).'</strong><br />'."\n");                      <input type="submit" name="doit" value="Go" />
                 }else{                      <input type="hidden" name="selectfile" value="'.$filename.'" />
                     $displayOut.=$debug.(makeAnchor($fileName, $currentPath).'<br />'."\n");                      <input type="hidden" name="currentpath" value="'.$current_path.'" />
                 }                      </form>
                       </td>');
                   $r->print('<td><img src="'.$iconpath.'unknown.gif"></td>');
                   $r->print('<td><a href="'.$href_location.$filename.'">'.
       $filename.'</a></td>'); 
                   $r->print('<td>'.$size.'</td>');
                   $r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
                   $r->print('</tr>'); 
             }              }
         for (my $i = 0; $i <= $dirDepth; $i += 1){  
            $displayOut.='</blockquote>';  
        }  
               
         }          }
      
     }      }
     return $displayOut;  #   <tr bgcolor="#FFAA99"> pink bg 
   #   <tr bgcolor="#CCCCFF"> blue bg            
   #   $r->print(&display_directory($current_path, $currentFile, @dir_list));
   #    $r->print('</td>><td>');
   #   $r->print(&display_actions($current_path, $currentFile, $isEmpty));
       $r->print('</table></form>');
   }
   
   sub open_form {
       my ($r)=@_;
       $r->print('<form method="post" action="/adm/portfolio">');
       $r->print('<input type="hidden" name="action" value="'.
         $ENV{'form.action'}.'" />');
       $r->print('<input type="hidden" name="confirmed" value="1" />');
       $r->print('<input type="hidden" name="selectfile" value="'.
         $ENV{'form.selectfile'}.'" />');
       $r->print('<input type="hidden" name="currentpath" value="'.
         $ENV{'form.currentpath'}.'" />');
   }
   
   sub close_form {
       my ($r)=@_;
       $r->print('<p><input type="submit" value="'.&mt('Continue').
         '" /></p></form>');
       $r->print('<form action="/adm/portfolio" method="POST">
                  <p>
                 <input type="hidden" name="currentpath" value="'.
         $ENV{'form.currentpath'}.'" />
                    <input type="submit" value="'.&mt('Cancel').'" />
                  </p></form>');
   
   }
   
   sub display_file {
       my ($path,$filename)=@_;
       if (!defined($path)) { $path=$ENV{'form.currentpath'}; }
       if (!defined($filename)) { $filename=$ENV{'form.selectfile'}; }
       return '<tt>'.$path.$filename.'</tt>';
   }
   
   sub done {
       return ('<h3><a href="/adm/portfolio?currentpath='.
       $ENV{'form.currentpath'}.'">'.&mt('Done').'</a></h3>');
   }
   
   sub delete {
       my ($r)=@_;
       &open_form($r);
       $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
       &close_form($r);
   } 
   
   sub delete_confirmed {
       my ($r)=@_;
       my $result=&Apache::lonnet::removeuserfile($ENV{'user.name'},
          $ENV{'user.domain'},'portfolio'.
          $ENV{'form.currentpath'}.
          $ENV{'form.selectfile'});
       if ($result ne 'ok') {
    $r->print('<font color="red"> An error occured ('.$result.
     ') while trying to delete '.&display_file().'</font><br />');
       }
       $r->print(&done());
 }  }
 sub displayActions {  
     # returns html to offer user appropriate actions depending on selected file/directory  sub delete_dir {
     my $displayOut;      my ($r)=@_;
     my ($currentPath, $currentFile, $isEmpty) = @_;      &open_form($r);
 #   $displayOut = 'here are actions for '.$currentFile;      $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
     if ($currentFile =~ m:/$:){      &close_form($r);
         # if the selected file is a directory, these are the options  } 
         # offer the chance to delete the directory only if it is empty  
         if ($isEmpty && ($currentPath ne '/')) {  sub delete_dir_confirmed {
             $displayOut =   $displayOut.'<form method="POST">      my ($r)=@_;
             <input type="hidden" name="selectfile"       my $directory_name = $ENV{'form.currentpath'};
             value="'.$currentFile.'" />      $directory_name =~ m/\/$/;
             <input type="hidden" name="fileaction" value="delete" />       $directory_name = $`;
             <input type="hidden" name="currentpath" value="'.$currentPath.'" />       my $result=&Apache::lonnet::removeuserfile($ENV{'user.name'},
             <center>         $ENV{'user.domain'},'portfolio'.
             <input type="submit"          $directory_name);
             value="Delete '.$currentFile.'" />         
             </center>      if ($result ne 'ok') {
             </form>';   $r->print('<font color="red"> An error occured (dir) ('.$result.
         }     ') while trying to delete '.$directory_name.'</font><br />');
         if ($currentPath ne '/') {      } else {
             $displayOut = $displayOut.'<hr />          # now remove from recent
             <form method="POST">  #        $r->print('<br /> removing '.$directory_name.'<br /');
             <input type="hidden" name="selectfile"           my @rem_dirs = ($directory_name.'/');
             value="'.$currentFile.'" />          &Apache::lonhtmlcommon::remove_recent('portfolio',\@rem_dirs);
             <input type="hidden" name="fileaction" value="rename" />           my @dirs = split m!/!, $directory_name;
             <input type="hidden" name="currentpath" value="'.$currentPath.'" />           
             <input type="input" name="filenewname" value="Type new name here" />   #        $directory_name =~ m/^(\/*\/)(\/*.)$/;
             <input type="submit"           $directory_name='/';
             value="Rename '.$currentFile.'" />          for (my $i=1; $i < (@dirs - 1); $i ++){
             </form>';              $directory_name .= $dirs[$i].'/';
         }          }
     }else{  #action options offered for files          $ENV{'form.currentpath'} = $directory_name;
         $displayOut = $displayOut.'<form method="POST">';      }
         $displayOut = $displayOut.'<input type="hidden" name="selectfile"';      $r->print(&done());
         $displayOut = $displayOut.'value="'.$currentFile;  }
         $displayOut = $displayOut.'" /><input type="hidden" name="fileaction" value="delete" />   
         <input type="hidden" name="currentpath" value="'.$currentPath.'" />   sub rename {
         <center>      my ($r)=@_;
         <input type="submit"      &open_form($r);
         value="Delete '.$currentFile.'" />      $r->print('<p>'.&mt('Rename').' '.&display_file().' to 
         </center>                 <input name="filenewname" type="input" size="50" />?</p>');
         </form>';      &close_form($r);
       
         $displayOut = $displayOut.'<hr />  
         <form method="POST">  
         <input type="hidden" name="selectfile"   
         value="'.$currentFile.'" />  
         <input type="hidden" name="fileaction" value="rename" />   
         <input type="hidden" name="currentpath" value="'.$currentPath.'" />   
         <input type="input" name="filenewname" value="Type new name here" />   
         <input type="submit"   
         value="Rename '.$currentFile.'" />  
         </form>  
         <hr />';  
     }  
     $displayOut = $displayOut.'<hr />Add a file to '.$currentPath;  
     # file upload form   
     $displayOut = $displayOut.'<form method="post" enctype="multipart/form-data">';  
     $displayOut = $displayOut.'<input name="uploaddoc" type="file" />'.  
         '<input type="hidden" name="currentpath" value="'.$currentPath.'" />'.  
         '<input type="submit" name="storeupl" value="Upload" />'.  
         '</form><hr />';  
     $displayOut = $displayOut.'<form method="POST">  
         <input name="subdir" type="text" />  
         <input type="submit" value="Create Subdirectory" />  
         </form>  
             ';  
     return $displayOut;  
 }  }
   
   sub rename_confirmed {
       my ($r)=@_;
       my $filenewname=&Apache::lonnet::clean_filename($ENV{'form.filenewname'});
       if ($filenewname eq '') {
    $r->print('<font color="red">'.
     &mt("Error: no valid filename was provided to rename to.").
     '</font><br />');
    $r->print(&done());
    return;
       } 
       my $result=
    &Apache::lonnet::renameuserfile($ENV{'user.name'},$ENV{'user.domain'},
               'portfolio'.$ENV{'form.currentpath'}.$ENV{'form.selectfile'},
               'portfolio'.$ENV{'form.currentpath'}.$ENV{'form.filenewname'});
       if ($result ne 'ok') {
    $r->print('<font color="red"> An errror occured ('.$result.
     ') while trying to rename '.&display_file().' to '.
     &display_file(undef,$filenewname).'</font><br />');
       }
       $r->print(&done());
   }
   
   sub upload {
       my ($r)=@_;
       my $fname=$ENV{'form.uploaddoc.filename'};
       my $filesize = (length($ENV{'form.uploaddoc'})) / 1000; #express in k (1024?)
       my $disk_quota = 20000; # expressed in k
       $fname=&Apache::lonnet::clean_filename($fname);
       my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
    $ENV{'user.name'}).
    '/userfiles/portfolio';
       # Fixme --- Move the checking for existing file to LOND error return
       my @dir_list=&Apache::lonnet::dirlist($ENV{'form.currentpath'},
     $ENV{'user.domain'},
     $ENV{'user.name'},$portfolio_root);
       my $found_file = 0;
       foreach my $line (@dir_list) {
           my ($filename)=split(/\&/,$line,2);
           if ($filename eq $fname){
               $found_file = 1;
           }
       }
       my $current_disk_usage = &Apache::lonnet::diskusage($ENV{'user.domain'}, $ENV{'user.name'},$portfolio_root);
       if (($current_disk_usage + $filesize) > $disk_quota){
           $r->print('<font color="red">Unable to upload <strong>'.$fname.' (size = '.$filesize.' kilobytes</strong>. Disk quota will be exceeded.'.
                     '<br />Disk quota is '.$disk_quota.' kilobytes. Your current disk usage is '.$current_disk_usage.' kilobytes.');
       } 
       elsif ($found_file){   
           $r->print('<font color="red">Unable to upload <strong>'.$fname.'</strong>, a file by that name was found in <strong>'.$ENV{'form.currentpath'}.'</strong></font>'.
                     '<br />To upload, rename or delete existing '.$fname.' in '.$ENV{'form.currentpath'});
       } else {
           my $result=&Apache::lonnet::userfileupload('uploaddoc','',
            'portfolio'.$ENV{'form.currentpath'});
           if ($result !~ m|^/uploaded/|) {
               $r->print('<font color="red"> An errror occured ('.$result.
                 ') while trying to upload '.&display_file().'</font><br />');
           }
       }
       $r->print(&done());
   }
   
   sub createdir {
       my ($r)=@_;
       my $newdir=&Apache::lonnet::clean_filename($ENV{'form.newdir'});
       if ($newdir eq '') {
       $r->print('<font color="red">'.
         &mt("Error: no directory name was provided.").
         '</font><br />');
       $r->print(&done());
       return;
       } 
       my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
    $ENV{'user.name'}).
    '/userfiles/portfolio';
       my @dir_list=&Apache::lonnet::dirlist($ENV{'form.currentpath'},
     $ENV{'user.domain'},
     $ENV{'user.name'},$portfolio_root);
       my $found_file = 0;
       foreach my $line (@dir_list) {
           my ($filename)=split(/\&/,$line,2);
           if ($filename eq $newdir){
               $found_file = 1;
           }
       }
       if ($found_file){
          $r->print('<font color="red"> Unable to create a directory named <strong>'.$newdir.
                  ' </strong>a file or directory by that name already exists.</font><br />');
       } else {
           my $result=&Apache::lonnet::mkdiruserfile($ENV{'user.name'},
            $ENV{'user.domain'},'portfolio'.$ENV{'form.currentpath'}.$newdir);
           if ($result ne 'ok') {
          $r->print('<font color="red"> An errror occured ('.$result.
             ') while trying to create a new directory '.&display_file().'</font><br />');
           }
       }
       $r->print(&done());
   }
   
 sub handler {  sub handler {
     # this handles file management      # this handles file management
     my $r = shift;      my $r = shift;
     my @dirList; # will hold directory listing as array   my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
     my $udir; # returned from home server   $ENV{'user.name'}).
     my $currentPath; # path assuming /userfiles/portfolio/ as root   '/userfiles/portfolio';
     my $currentFile; # directory or file contained in $pathToRoot.$currentPath  
     my $action; # delete, rename, makedirectory, removedirectory,  
     my $filenewname; # for rename action (guess what we do with it!)  
     my $isFile;  
     my $isEmpty;  
     &Apache::loncommon::no_cache($r);      &Apache::loncommon::no_cache($r);
     &Apache::loncommon::content_type($r,'text/html');      &Apache::loncommon::content_type($r,'text/html');
     $r->send_http_header;      $r->send_http_header;
Line 184  sub handler { Line 349  sub handler {
               &Apache::loncommon::bodytag('Portfolio Manager'));                &Apache::loncommon::bodytag('Portfolio Manager'));
     $r->rflush();      $r->rflush();
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                             ['selectfile','currentpath', 'currentfile']);                                              ['selectfile','currentpath',
     # currentPath and currentFile need to be set for the rest of things to happen       'currentfile']);
     # sometimes, currentFile will be passed by a form field, selectedfile   # make sure there is a portfolio directory off /userfiles
     # if there is no 'form.selectedfile' then the current directory is    # Fixme -- Do this in a better way -- offload it to the LOND routine
     # considered as selected    my @dir_list=&Apache::lonnet::dirlist('/',
     if ($ENV{'form.currentpath'}) {      $ENV{'user.domain'},
         $currentPath = $ENV{'form.currentpath'};      $ENV{'user.name'},$portfolio_root);
     } else {   if ($dir_list[0] eq 'no_such_dir'){
         $currentPath = '/';       &Apache::lonnet::mkdiruserfile($ENV{'user.name'},
     }       $ENV{'user.domain'},'portfolio');
     if ($ENV{'form.selectfile'}) {   }
         # have to check if the selected file is a subdirectory   if (($ENV{'form.storeupl'} eq 'Upload') & (!$ENV{'form.uploaddoc.filename'})){
         if ($ENV{'form.selectfile'} =~ /-\(Dir\)/){         $r->print('<font color="red"> No file was selected to upload.'.
             # $currentPath =~ /\-\(Dir\)/;                 'To upload a file, click <strong>Browse...</strong>'.
             $currentPath = $`.'/';                 ', select a file, then click <strong>Upload</strong>,</font>');
             $r->print('<br />'.$currentPath.'<br />');   }
         }  
         $currentFile = $ENV{'form.selectfile'};  
     } else {  
         $currentFile = '';  
     }  
     # if we're uploading a file, we need to do it early so it will show in the directory list  
     if ($ENV{'form.uploaddoc.filename'}) {      if ($ENV{'form.uploaddoc.filename'}) {
         $r->print($ENV{'form.storeupl'}.'<br />');   &upload($r);
         $r->print(&Apache::lonnet::userfileupload('uploaddoc','','portfolio'.$currentPath).'<br />');        } elsif ($ENV{'form.action'} eq 'delete' && $ENV{'form.confirmed'}) {
     }   &delete_confirmed($r);
     # similarly, we need to delete or rename files before getting directory list      } elsif ($ENV{'form.action'} eq 'delete') {
     if ($ENV{'form.selectfile'}){   &delete($r);
         if ($ENV{'form.fileaction'} eq 'delete') {      } elsif ($ENV{'form.action'} eq 'deletedir' && $ENV{'form.confirmed'}) {
             $r->print('<br />trying to delete '.$currentPath.$ENV{'form.selectfile'}.'<br />');   &delete_dir_confirmed($r);
             $r->print(&Apache::lonnet::removeuserfile($ENV{'user.name'}, $ENV{'user.domain'},'portfolio'.$currentPath.$ENV{'form.selectfile'}));      } elsif ($ENV{'form.action'} eq 'deletedir'){
             $currentFile = '';   &delete_dir($r);
         } elsif ($ENV{'form.fileaction'} eq 'rename') {      } elsif ($ENV{'form.action'} eq 'rename' && $ENV{'form.confirmed'}) {
             &Apache::lonnet::portfoliomanage($currentPath.$ENV{'form.selectfile'}, 'rename', $currentPath.$ENV{'form.filenewname'} );   &rename_confirmed($r);
         }      } elsif ($ENV{'form.action'} eq 'rename') {
     }   &rename($r);
     # we always need $dirList, plus this will return information about the current file      } elsif ($ENV{'form.createdir'}) {
     # as well as information about he home server directory structure, specifically   &createdir($r);
     # the path to the users userfiles directory.      
     #   
     my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},  
      $ENV{'user.name'}).  
        '/userfiles/portfolio';  
     my $done = 0;  
     my $subdir = '';  
     my @workinglist; # intermediate array, holds directory listing lines (dirlist), and path information  
     my $readDirectory = 1; # flag for directory  
     my $loopCounter = 0; # needed only for development to prevent run away program (or maybe more?)  
     while (!$done){  
         # Needed while developing. Later, too?  
         $loopCounter += 1;  
         if ($loopCounter > 50) {  
             $r->print('<br />stop runaway');  
             return OK;  
         }  
         # ---  
         if ($readDirectory){ # is true the first time through, then true if dirlist line is a subdir  
             # $r->print('<br />reading '.$portfolio_root.$subdir);  
             my @list = &Apache::lonnet::dirlist($currentPath,  $ENV{'user.domain'}, $ENV{'user.name'}, $portfolio_root.$subdir);  
             $r->print('value in @list = '.@list);  
             for (my $i = 0; $i <= @list; $i++ ){  
                 my $line = pop @list;  
                 $line = $line.'&'.$subdir.'&'.$loopCounter; # append the subdirectory information and loopcounter for debug  
                 my ($fileName,$dom,undef,$testdir,undef,undef,undef,undef,undef,undef,undef,undef,undef,undef,$obs,undef,$subpath)=split(/\&/,$line,17);   
                 if (($fileName ne '.') && ($fileName ne '..')){ # we throw away the current and parent directories  
                     $r->print('<br />'.$line); #for debugging  
                     unshift @workinglist, $line; # add the line to the working list array  
                       
                 }else{  
                     $r->print('<br /> parent or current '.$line); #for debugging  
                 }  
             }  
         }  
         $r->print('<br />'.@workinglist.' lines in workinglist');  
         my $line = shift @workinglist; #take one off the working list  
         $r->print('<br />'.@workinglist.' lines in workinglist');  
         if ($line eq '') { # if the working list is empty  
             $done = 1;  
         }else{  
             my ($fileName,$dom,undef,$testdir,undef,undef,undef,undef,undef,undef,undef,undef,undef,undef,$obs,undef,$subpath,$debug)=split(/\&/,$line,18);   
             $r->print('<br />'.$fileName.' is '.$testdir);  
             push @dirList, $line; # and put it in the display list  
             if ($testdir =~ m:^1:) { # true if this is a directory  
                 # $r->print('<br />added subdir '.$fileName);  
                 $subdir = $subpath.'/'.$fileName;   
                 $readDirectory = 1;  
             }else{  
                 $readDirectory = 0;  
             }  
         }  
     }  
     # if item is directory {  get the next level down  
     # my @list = &Apache::lonnet::dirlist($currentPath,  $ENV{'user.domain'}, $ENV{'user.name'}, $portfolio_root.$);  
       
     if (@dirList == 2) { # need to know if directory is empty so it can be removed if desired  
         $isEmpty = 1;  
     } else {      } else {
         $isEmpty = 0;   my $current_path='/';
     }   if ($ENV{'form.currentpath'}) {
          $current_path = $ENV{'form.currentpath'};
     if ($ENV{'form.selectfile'}) {   }
         if ($ENV{'form.fileaction'} eq 'delete') {   @dir_list=&Apache::lonnet::dirlist($current_path,
             &Apache::lonnet::portfoliomanage($ENV{'form.selectfile'}, 'delete', undef );      $ENV{'user.domain'},
             $ENV{'portfolio.file'} = 'Selected File Deleted';      $ENV{'user.name'},$portfolio_root);
         } elsif ($ENV{'form.fileaction'} eq 'rename') {      
             &Apache::lonnet::portfoliomanage($ENV{'form.selectfile'}, 'rename', $ENV{'form.filenewname'});   # need to know if directory is empty so it can be removed if desired
         } else {   my $is_empty=(@dir_list == 2);
         # Remember user's file selection for later   &display_directory($r,$current_path,$is_empty,\@dir_list);
         $ENV{'portfolio.file'} = $ENV{'form.selectfile'};   $r->print("</body>\n</html>\n");
         # offer things user can do with selected file   return OK;
         }  
     }else{  
         unless ($ENV{'portfolio.file'}){  
             $ENV{'portfolio.file'} = 'No File Selected';  
         }  
     }      }
     ##############################  
     #  
     # Display begins here  
     #  
     ##############################  
     $r->print('<table border=1><tr><td>');  
     $r->print(displayDirectory($currentPath, $currentFile, @dirList));  
     $r->print('</td>><td>');  
     $r->print(displayActions($currentPath, $currentFile, $isEmpty));  
     $r->print('</td>></tr></table>');  
     $r->print('</blockquote>');  
     $r->print("</body>\n</html>\n");  
     $r->rflush();  
     return OK;  
 }  }
   
 1;  1;
 __END__  __END__
Removed from v.1.17  
changed lines
  Added in v.1.41

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