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Diff for /loncom/interface/portfolio.pm between versions 1.15 and 1.76

version 1.15, 2004/07/09 18:43:40 version 1.76, 2005/02/20 20:39:30
Line 18 Line 18
 #  #
 # /home/httpd/html/adm/gpl.txt  # /home/httpd/html/adm/gpl.txt
 #  #
   
   
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
   
   
 package Apache::portfolio;  package Apache::portfolio;
 use strict;  use strict;
 use Apache::Constants qw(:common :http);  use Apache::Constants qw(:common :http);
Line 32  use Apache::lonnet; Line 29  use Apache::lonnet;
 use Apache::lontexconvert;  use Apache::lontexconvert;
 use Apache::lonfeedback;  use Apache::lonfeedback;
 use Apache::lonlocal;  use Apache::lonlocal;
 sub makeAnchor{  
     # 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
     my ($fileName, $currentPath) = @_;  sub make_anchor {
     my $anchor = '<a href="/adm/portfolio?selectfile='.$fileName.'&currentpath='.$currentPath.'">'.$fileName.'</a>';      my ($filename, $current_path, $current_mode, $field_name) = @_;
       my $anchor = '<a href="/adm/portfolio?selectfile='.$filename.'&currentpath='.$current_path.'&mode='.$current_mode.'&fieldname='.$field_name.'">'.$filename.'</a>';
     return $anchor;      return $anchor;
 }  }
 sub displayDirectory {  my $dirptr=16384;
     # returns html with <br /> separated contents of the directory  sub display_common {
     # returns a <strong>currentFile</strong> (bolds the selected file/dir)      my ($r,$current_path,$is_empty,$dir_list)=@_;
     my ($currentPath, $currentFile, $isDir, @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 .= '<input name="uploaddoc" type="file" />'.
         $displayOut = 'Listing of '.$currentPath.'<br /><hr />'.          '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
         # provides the "up one directory level" function          '<input type="hidden" name="action" value="'.$ENV{"form.action"}.'" />'.
         # it means shortening the currentpath to the parent directory          '<input type="hidden" name="fieldname" value="'.$ENV{"form.fieldname"}.'" />'.
         $currentPath =~ m:(^/.*)(/.*/$):;          '<input type="hidden" name="mode" value="'.$ENV{"form.mode"}.'" />'. 
         if ($1 ne '/'){          '<input type="submit" name="storeupl" value="Upload" />'.
             $upPath = $1.'/';          '</form>';
         }else{      $r->print($displayOut);
             $upPath = $1;      $r->print('</td></tr><tr><td bgcolor="#ccddaa" align="center">');
       $displayOut = '<form method="post">';
       $displayOut .= '<input name="newdir" type="input" />'.
           '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
           '<input type="hidden" name="action" value="'.$ENV{"form.action"}.'" />'.
           '<input type="hidden" name="fieldname" value="'.$ENV{"form.fieldname"}.'" />'.
           '<input type="hidden" name="mode" value="'.$ENV{"form.mode"}.'" />'. 
           '<input type="submit" name="createdir" value="'.&mt("Create Directory").'" />'.
           '</form>';
       $r->print($displayOut);
       $r->print('</td></tr></table>');
       my @tree = split (/\//,$current_path);
       $r->print('<font size="+2">'.&make_anchor('portfolio','/',$ENV{"form.mode"},$ENV{"form.fieldname"}).'/');
       if (@tree > 1){
           my $newCurrentPath = '';
           for (my $i = 1; $i< @tree; $i++){
               $newCurrentPath .= $tree[$i].'/';
               $r->print(&make_anchor($tree[$i],'/'.$newCurrentPath, $ENV{"form.mode"},$ENV{"form.fieldname"}).'/');
         }          }
       }
       $r->print('</font>');
       &Apache::lonhtmlcommon::store_recent('portfolio',$current_path,$current_path);
       $r->print('<br /><form method=post action="/adm/portfolio?mode='.$ENV{"form.mode"}.'&fieldname='.$ENV{"form.fieldname"}.'">'.
         &Apache::lonhtmlcommon::select_recent('portfolio','currentpath',
       'this.form.submit();'));
       $r->print("</form>");
   }
   sub display_directory {
       my ($r,$current_path,$is_empty,$dir_list)=@_;
       my $iconpath= $r->dir_config('lonIconsURL') . "/";
       my $display_out;
       my %locked_files = &Apache::lonnet::get_marked_as_readonly_hash ($ENV{'user.domain'},$ENV{'user.name'});
       if ($is_empty && ($current_path ne '/')) {
           $display_out = '<form method="post" action="/adm/portfolio">'.
           '<input type="hidden" name="action" value="deletedir" />'.
           '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
           '<input type="hidden" name="selectfile" value="" />'.
           '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
           '</form>';
                   
         $displayOut = $displayOut.'<a href="/adm/portfolio?selectfile='.$upPath.'&currentpath='.$upPath.'">..</a><br />';          $r->print($display_out);
     } else {   return;
         $displayOut = $displayOut.'at root '.$currentPath.'<br />';  
     }      }
     foreach my $line (@dirList) {      $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
               '<tr><th colspan="2">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";
       $r->print('<form method="post" action="/adm/portfolio">');
       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)=split(/\&/,$line,16);       my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16); 
         if (($fileName ne '.') && ($fileName ne '..')){      if (($filename ne '.') && ($filename ne '..')) {
             if ($testdir =~ m:^1:){              if ($dirptr&$testdir) {
                 # handle directories different from files                  $r->print('<tr bgcolor="#FFAA99"><td colspan="2"><img src="'.$iconpath.'folder_closed.gif"></td>');
                 if ($fileName eq $currentFile){ #checks to bold the selected file                  $r->print('<td>Go to ...</td>');
                     $displayOut.= '<strong>'.(makeAnchor($fileName.'/', $currentPath.$fileName.'/').'</strong><br />');                  $r->print('<td>'.&make_anchor($filename.'/',$current_path.$filename.'/',$ENV{'form.mode'},$ENV{"form.fieldname"}).'</td>'); 
                 }else{                  $r->print('</tr>'); 
                     $displayOut.= (makeAnchor($fileName.'/', $currentPath.$fileName.'/').'<br />');              } else {
                   $r->print('<tr bgcolor="#CCCCFF">');
                   if (exists $locked_files{$current_path.$filename}){
                       $r->print('<td colspan="2">Locked</td>');
                   } else {
                       $r->print('<td><input type="checkbox" name="selectfile" value="'.$filename.'" />
                           <a href="/adm/portfolio?rename='.$filename.'&amp;currentpath='.$current_path.'">Rename</a></td>
                           <td><a href="/adm/portfolio'.$current_path.$filename.'.meta">Meta</a>
                           </td>');
                 }                  }
             }else{                  $r->print('<td><img src="'.$iconpath.'unknown.gif"></td>');
                 if ($fileName eq $currentFile){ #checks to bold the selected file                  $r->print('<td><a href="'.$href_location.$filename.'">'.
                     $displayOut.='<strong>'.(makeAnchor($fileName, $currentPath).'</strong><br />');      $filename.'</a></td>'); 
                 }else{                  $r->print('<td>'.$size.'</td>');
                     $displayOut.=(makeAnchor($fileName, $currentPath).'<br />');                  $r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
                   $r->print('</tr>'); 
               }
           }
       }
   #   <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));
       $r->print('</table>
       <input type="submit" name="doit" value="Delete Checked Files" />
       <input type="hidden" name="action" value="delete" />
       <input type="hidden" name="currentpath" value="'.$current_path.'" />
       </form>');
   }
   sub display_file_select {
       my ($r,$current_path,$is_empty,$dir_list)=@_;
       my $iconpath= $r->dir_config('lonIconsURL') . "/";
       my $display_out;
       my $checked_files = &Apache::lonnet::files_in_path($ENV{'user.name'}, $ENV{'form.currentpath'});
       if ($is_empty && ($current_path ne '/')) {
           $display_out = '<form method="post" action="/adm/portfolio">'.
           '<input type="hidden" name="action" value="deletedir" />'.
           '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
           '<input type="hidden" name="selectfile" value="" />'.
           '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
   
           '</form>';
           
           $r->print($display_out);
    return;
       }
       $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
               '<tr><th>Select</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";
       $r->print('<form method="post" name="checkselect" action="/adm/portfolio">');
       foreach my $line (sort 
         { 
     my ($afile)=split('&',$a,2);
     my ($bfile)=split('&',$b,2);
     return (lc($afile) cmp lc($bfile));
         } (@$dir_list)) {
       #$strip holds directory/file name
       #$dom 
       my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16); 
       $filename =~ s/\s+$//;
       if (($filename ne '.') && ($filename ne '..')) {
               if ($dirptr&$testdir) {
                   $r->print('<tr bgcolor="#FFAA99"><td><img src="'.$iconpath.'folder_closed.gif"></td>');
                   $r->print('<td>Go to ...</td>');
                   $r->print('<td>'.&make_anchor($filename.'/',$current_path.$filename.'/',$ENV{'form.mode'},$ENV{"form.fieldname"}).'</td>'); 
                   $r->print('</tr>'); 
               } else {
                   $r->print('<tr bgcolor="#CCCCFF">');
                   $r->print('<td><input type="checkbox" name="selectfile" value="'.$filename.'"'); 
                   if ($$checked_files{$filename} eq 'selected') {
                       $r->print("CHECKED");
                 }                  }
                   $r->print('></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>'); 
             }              }
         }          }
      
     }      }
     return $displayOut;      $r->print('</table>
               <input type="hidden" name="continue" value="true">
               <input type="hidden" name="fieldname" value="'.$ENV{'form.fieldname'}.'">
               <input type="hidden" name="mode" value="selectfile">
               <input type="submit" name="submit" value="Select checked files, and continue selecting." /><br />
               <input type="button" name="doit" onClick= "finishSelect();" value="Select checked files, and close window" />
               <input type="hidden" name="currentpath" value="'.$current_path.'" />
       </form>');
 }  }
 sub displayActions {  
     # returns html to offer user appropriate actions depending on selected file/directory  sub open_form {
     my $displayOut;      my ($r)=@_;
     my ($currentPath, $currentFile, $isDir, $isEmpty) = @_;      my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
 #   $displayOut = 'here are actions for '.$currentFile;      $r->print('<form method="post" action="/adm/portfolio">');
     if ($currentFile =~ m:/$:){      $r->print('<input type="hidden" name="action" value="'.
         # if the selected file is a directory, these are the options        $ENV{'form.action'}.'" />');
         # offer the chance to delete the directory only if it is empty      $r->print('<input type="hidden" name="confirmed" value="1" />');
         if ($isEmpty && ($currentPath ne '/')) {      foreach (@files) {
             $displayOut =   $displayOut.'<form method="POST">          $r->print('<input type="hidden" name="selectfile" value="'.
             <input type="hidden" name="selectfile"         $_.'" />');
             value="'.$currentFile.'" />      }
             <input type="hidden" name="fileaction" value="delete" />       $r->print('<input type="hidden" name="currentpath" value="'.
             <input type="hidden" name="currentpath" value="'.$currentPath.'" />         $ENV{'form.currentpath'}.'" />');
             <center>  }
             <input type="submit"   
             value="Delete '.$currentFile.'" />  sub close_form {
             </center>      my ($r)=@_;
             </form>';      $r->print('<p><input type="submit" value="'.&mt('Continue').
         }         '" /></p></form>');
         if ($currentPath ne '/') {      $r->print('<form action="/adm/portfolio" method="POST">
             $displayOut = $displayOut.'<hr />                 <p>
             <form method="POST">                <input type="hidden" name="currentpath" value="'.
             <input type="hidden" name="selectfile"         $ENV{'form.currentpath'}.'" />
             value="'.$currentFile.'" />                   <input type="submit" value="'.&mt('Cancel').'" />
             <input type="hidden" name="fileaction" value="rename" />                  </p></form>');
             <input type="hidden" name="currentpath" value="'.$currentPath.'" />   
             <input type="input" name="filenewname" value="Type new name here" />   }
             <input type="submit"   
             value="Rename '.$currentFile.'" />  sub display_file {
             </form>';      my ($path,$filename)=@_;
         }      my $display_file_text;
     }else{  #action options offered for files      if (!defined($path)) { $path=$ENV{'form.currentpath'}; }
         $displayOut = $displayOut.'<form method="POST">';      if (!defined($filename)) { 
         $displayOut = $displayOut.'<input type="hidden" name="selectfile"';          $filename=$ENV{'form.selectfile'};
         $displayOut = $displayOut.'value="'.$currentFile;          $display_file_text = '<tt>'.$path.$filename.'</tt>';
         $displayOut = $displayOut.'" /><input type="hidden" name="fileaction" value="delete" />       } elsif (ref($filename) eq "ARRAY") {
         <input type="hidden" name="currentpath" value="'.$currentPath.'" />           foreach (@$filename) {
         <center>              $display_file_text .= '<tt>'.$path.$_.'</tt><br />';
         <input type="submit"          }
         value="Delete '.$currentFile.'" />      } elsif (ref($filename) eq "SCALAR") {
         </center>          $display_file_text = '<tt>'.$path.$filename.'</tt>';        
         </form>';      }
           return $display_file_text;
         $displayOut = $displayOut.'<hr />  }
         <form method="POST">  
         <input type="hidden" name="selectfile"   sub done {
         value="'.$currentFile.'" />      my ($message)=@_;
         <input type="hidden" name="fileaction" value="rename" />       unless (defined $message) {
         <input type="hidden" name="currentpath" value="'.$currentPath.'" />           $message='Done';
         <input type="input" name="filenewname" value="Type new name here" />       }
         <input type="submit"       return ('<h3><a href="/adm/portfolio?currentpath='.
         value="Rename '.$currentFile.'" />      $ENV{'form.currentpath'}.
         </form>      '&fieldname='.$ENV{'form.fieldname'}.
         <hr />';      '&mode='.$ENV{'form.mode'}.
     }      '">'.&mt($message).'</a></h3>');
     $displayOut = $displayOut.'<hr />Add a file to '.$currentPath;  }
     # file upload form   
     $displayOut = $displayOut.'<form method="post" enctype="multipart/form-data">';  sub delete {
     $displayOut = $displayOut.'<input name="uploaddoc" type="file" />'.      my ($r)=@_;
         '<input type="hidden" name="currentpath" value="'.$currentPath.'" />'.      my @check;
         '<input type="submit" name="storeupl" value="Upload" />'.      my $file_name = $ENV{'form.currentpath'}.$ENV{'form.selectfile'};
         '</form><hr />';      my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
     $displayOut = $displayOut.'<form method="POST">  
         <input name="subdir" type="text" />      if (&Apache::lonnet::is_locked($file_name,$ENV{'user.domain'},$ENV{'user.name'} ) eq 'true') {
         <input type="submit" value="Create Subdirectory" />          $r->print ("The file is locked and cannot be deleted.<br />");
         </form>          $r->print(&done('Back'));
             ';      } else {
     return $displayOut;          if (scalar(@files)) {
               &open_form($r);
               $r->print('<p>'.&mt('Delete').' '.&display_file(undef,\@files).'?</p>');
               &close_form($r);
           } else {
               $r->print("No file was checked to delete.<br />");
               $r->print(&done());
           }
       }
   } 
   
   sub delete_confirmed {
       my ($r)=@_;
       my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
       my $result;
       foreach my $delete_file (@files) {
           $result=&Apache::lonnet::removeuserfile($ENV{'user.name'},
          $ENV{'user.domain'},'portfolio'.
          $ENV{'form.currentpath'}.
          $delete_file);
           if ($result ne 'ok') {
    $r->print('<font color="red"> An error occured ('.$result.
     ') while trying to delete '.&display_file(undef, $delete_file).'</font><br />');
           }
       }
       $r->print(&done());
   }
   
   sub delete_dir {
       my ($r)=@_;
       &open_form($r);
       $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
       &close_form($r);
   } 
   
   sub delete_dir_confirmed {
       my ($r)=@_;
       my $directory_name = $ENV{'form.currentpath'};
       $directory_name =~ m/\/$/;
       $directory_name = $`;
       my $result=&Apache::lonnet::removeuserfile($ENV{'user.name'},
          $ENV{'user.domain'},'portfolio'.
          $directory_name);
          
       if ($result ne 'ok') {
    $r->print('<font color="red"> An error occured (dir) ('.$result.
     ') while trying to delete '.$directory_name.'</font><br />');
       } else {
           # now remove from recent
   #        $r->print('<br /> removing '.$directory_name.'<br /');
           &Apache::lonhtmlcommon::remove_recent('portfolio',[$directory_name.'/']);
           my @dirs = split m!/!, $directory_name;
           
   #        $directory_name =~ m/^(\/*\/)(\/*.)$/;
           $directory_name='/';
           for (my $i=1; $i < (@dirs - 1); $i ++){
               $directory_name .= $dirs[$i].'/';
           }
           $ENV{'form.currentpath'} = $directory_name;
       }
       $r->print(&done());
   }
   
   sub rename {
       my ($r)=@_;
       my $file_name = $ENV{'form.currentpath'}.$ENV{'form.rename'};
       if (&Apache::lonnet::is_locked($file_name,$ENV{'user.domain'},$ENV{'user.name'}) eq 'true') {
           $r->print ("The file is locked and cannot be renamed.<br />");
           $r->print(&done());
       } else {
           &open_form($r);
           $r->print('<p>'.&mt('Rename').' '.&display_file().' to 
                      <input name="filenewname" type="input" size="50" />?</p>');
           &close_form($r);
       }
 }  }
   
   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'}.$filenewname);
       if ($result ne 'ok') {
    $r->print('<font color="red"> An errror occured ('.$result.
     ') while trying to rename '.&display_file().' to '.
     &display_file(undef,$filenewname).'</font><br />');
       }
       if ($filenewname ne $ENV{'form.filenewname'}) {
           $r->print("The new file name was changed from:<br /><strong>".$ENV{'form.filenewname'}."</strong> to <strong>$filenewname </strong>");
       }
       $r->print(&done());
   }
   sub select_files {
       my ($r)=@_;
       if ($ENV{'form.continue'} eq 'true') {
           # here we update the selections for the currentpath
           # eventually, have to handle removing those not checked, but . . . 
           my @items=&Apache::loncommon::get_env_multiple('form.selectfile');
           &Apache::lonnet::save_selected_files($ENV{'user.name'}, $ENV{'form.currentpath'}, @items);
       } else {
           if ($ENV{'form.currentpath'} eq '/') {
               #empty the file for a fresh start
               # &Apache::lonnet::clear_selected_files($ENV{'user.name'});
           }
       }
       my @files = &Apache::lonnet::files_not_in_path($ENV{'user.name'}, $ENV{'form.currentpath'});
       my $java_files = join ",", @files;
       if ($java_files) {
           $java_files.=',';
       }
       my $javascript =(<<ENDSMP);
           <script language='javascript'>
           function finishSelect() {
   ENDSMP
       $javascript .= 'fileList = "'.$java_files.'";';
       $javascript .= (<<ENDSMP);
               for (i=0;i<document.forms.checkselect.length;i++) { 
                   if (document.forms.checkselect[i].checked){
                       fileList = fileList + document.forms.checkselect.currentpath.value + document.forms.checkselect[i].value + "," ;
                   }
               }
               opener.document.forms.lonhomework.
   ENDSMP
       $javascript .= $ENV{'form.fieldname'};
       $javascript .= (<<ENDSMP);
           .value=fileList;
               self.close();
           }
           </script>
   ENDSMP
       $r->print($javascript);
       $r->print("<h1>Select portfolio files</h1>
                   Check as many as you wish in response to the essay problem.<br />");
       $r->print("<strong>Files selected from other directories:</strong><br />");
       foreach (&Apache::lonnet::files_not_in_path($ENV{'user.name'}, $ENV{'form.currentpath'})) {
           $r->print($_."<br />");
       }
   }
   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;
       my $locked_file = 0;
       foreach my $line (@dir_list) {
           my ($file_name)=split(/\&/,$line,2);
           if ($file_name eq $fname){
               $found_file = 1;
               if (&Apache::lonnet::is_locked($ENV{'form.currentpath'}.$file_name,$ENV{'user.domain'},$ENV{'user.name'} ) eq 'true') {
                   $locked_file = 1;
               } 
           }
       }
       my $current_disk_usage = &Apache::lonnet::diskusage($ENV{'user.domain'}, $ENV{'user.name'},$portfolio_root);
       if ((($current_disk_usage/1000) + $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.');
           $r->print(&done('Back'));
       } 
       elsif ($found_file){
           if ($locked_file){
               $r->print('<font color="red">Unable to upload <strong>'.$fname.'</strong>, a <strong>locked</strong> file by that name was found in <strong>portfolio'.$ENV{'form.currentpath'}.'</strong></font>'.
                     '<br />You will be able to rename or delete existing '.$fname.' after a grade has been assigned.');
               $r->print(&done('Back'));      
           } else {   
               $r->print('<font color="red">Unable to upload <strong>'.$fname.'</strong>, a file by that name was found in <strong>portfolio'.$ENV{'form.currentpath'}.'</strong></font>'.
                     '<br />To upload, rename or delete existing '.$fname.' in portfolio'.$ENV{'form.currentpath'});
               $r->print(&done('Back'));
           }
       } 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('Back'));
           } else {
               $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 />');
           }
       }
       if ($newdir ne $ENV{'form.newdir'}) {
           $r->print("The new directory name was changed from:<br /><strong>".$ENV{'form.newdir'}."</strong> to <strong>$newdir </strong>");  
       }
       $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      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
     my $action; # delete, rename, makedirectory, removedirectory,                                              ['selectfile','currentpath','meta',
     my $filenewname; # for rename action (guess what we do with it!)       'currentfile','action','fieldname','mode','rename']);
     my $isFile;  
     my $isDir;  
     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;
     # Give the LON-CAPA page header      # Give the LON-CAPA page header
     $r->print('<html><head><title>'.      my $html=&Apache::lonxml::xmlbegin();
       $r->print($html.'<head><title>'.
               &mt('Portfolio Manager').                &mt('Portfolio Manager').
               "</title></head>\n".                "</title></head>\n");
               &Apache::loncommon::bodytag('Portfolio Manager'));      if ($ENV{"form.mode"} eq 'selectfile'){
     $r->rflush();          $r->print(&Apache::loncommon::bodytag('Portfolio Manager',undef,undef,1));
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},  
                                             ['selectfile','currentpath', 'currentfile']);  
     # currentPath and currentFile need to be set for the rest of things to happen  
     # sometimes, currentFile will be passed by a form field, selectedfile  
     # if there is no 'form.selectedfile' then the current directory is   
     # considered as selected   
     if ($ENV{'form.currentpath'}) {  
         $currentPath = $ENV{'form.currentpath'};  
     } else {  
         $currentPath = '/';  
     }  
     if ($ENV{'form.selectfile'}) {  
         # have to check if the selected file is a subdirectory  
         if ($ENV{'form.selectfile'} =~ /-\(Dir\)/){  
             # $currentPath =~ /\-\(Dir\)/;  
             $currentPath = $`.'/';  
             $r->print('<br />'.$currentPath.'<br />');  
         }  
         $currentFile = $ENV{'form.selectfile'};  
     } else {      } else {
         $currentFile = '';          $r->print(&Apache::loncommon::bodytag('Portfolio Manager'));
       }
       $r->rflush();
    if (($ENV{'form.storeupl'} eq 'Upload') & (!$ENV{'form.uploaddoc.filename'})){
          $r->print('<font color="red"> No file was selected to upload.'.
                  'To upload a file, click <strong>Browse...</strong>'.
                  ', select a file, then click <strong>Upload</strong>,</font>');
    }
       if ($ENV{'form.meta'}) {
           &open_form($r);
   #        $r->print(&edit_meta_data($r, $ENV{'form.currentpath'}.$ENV{'form.selectfile'}));
           $r->print('Edit the meta data<br />');
           &close_form($r);
       }
       if ($ENV{'form.store'}) {
     }      }
     # if we're uploading a file, we need to do it early so it will show in the directory list  
     if ($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);
       } elsif ($ENV{'form.action'} eq 'delete') {
    &delete($r);
       } elsif ($ENV{'form.action'} eq 'deletedir' && $ENV{'form.confirmed'}) {
    &delete_dir_confirmed($r);
       } elsif ($ENV{'form.action'} eq 'deletedir'){
    &delete_dir($r);
       } elsif ($ENV{'form.action'} eq 'rename' && $ENV{'form.confirmed'}) {
    &rename_confirmed($r);
       } elsif ($ENV{'form.rename'}) {
           $ENV{'form.selectfile'} = $ENV{'form.rename'};
           $ENV{'form.action'} = 'rename';
    &rename($r);
       } elsif ($ENV{'form.createdir'}) {
    &createdir($r);
       } else {
    my $current_path='/';
    if ($ENV{'form.currentpath'}) {
       $current_path = $ENV{'form.currentpath'};
    }
    my @dir_list=&Apache::lonnet::dirlist($current_path,
       $ENV{'user.domain'},
       $ENV{'user.name'},$portfolio_root);
    if ($dir_list[0] eq 'no_such_dir'){
       # two main reasons for this:
               #    1) never been here, so directory structure not created
       #    2) back-button navigation after deleting a directory
       if ($current_path eq '/'){
           &Apache::lonnet::mkdiruserfile($ENV{'user.name'},
          $ENV{'user.domain'},'portfolio');
       } else {
                   # some directory that snuck in get rid of the directory
                   # from the recent pulldown, just in case
    &Apache::lonhtmlcommon::remove_recent('portfolio',
         [$current_path]);
    $current_path = '/'; # force it back to the root        
       }
       # now grab the directory list again, for the first time
       @dir_list=&Apache::lonnet::dirlist($current_path,
       $ENV{'user.domain'},
       $ENV{'user.name'},$portfolio_root);
           }
    # need to know if directory is empty so it can be removed if desired
    my $is_empty=(@dir_list == 2);
    &display_common($r,$current_path,$is_empty,\@dir_list);
    if ($ENV{"form.mode"} eq 'selectfile'){
       &select_files($r);
               &display_file_select($r,$current_path,$is_empty,\@dir_list);
    } else {
       &display_directory($r,$current_path,$is_empty,\@dir_list);
    }
    $r->print("</body>\n</html>\n");
    return OK;
     }      }
     # similarly, we need to delete or rename files before getting directory list  
     if ($ENV{'form.selectfile'}){  
         if ($ENV{'form.fileaction'} eq 'delete') {  
             $r->print('<br />trying to delete '.$currentPath.$ENV{'form.selectfile'}.'<br />');  
             $r->print(&Apache::lonnet::removeuserfile($ENV{'user.name'}, $ENV{'user.domain'},'portfolio'.$currentPath.$ENV{'form.selectfile'}));  
             $currentFile = '';  
         } elsif ($ENV{'form.fileaction'} eq 'rename') {  
             &Apache::lonnet::portfoliomanage($currentPath.$ENV{'form.selectfile'}, 'rename', $currentPath.$ENV{'form.filenewname'} );  
         }  
     }  
     # we always need $dirList, plus this will return information about the current file  
     # as well as information about he home server directory structure, specifically  
     # the path to the users userfiles directory.      
     my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},  
      $ENV{'user.name'}).  
        '/userfiles/portfolio';  
     my @list = &Apache::lonnet::dirlist($currentPath,  $ENV{'user.domain'}, $ENV{'user.name'}, $portfolio_root);  
     @dirList = @list;  
     if (@dirList == 2) { # need to know if directory is empty so it can be removed if desired  
         $isEmpty = 1;  
     } else {  
         $isEmpty = 0;  
     }  
     # Stuff to maintain proper setting for selected file  
     if ($ENV{'form.selectfile'}) {  
         if ($ENV{'form.fileaction'} eq 'delete') {  
             &Apache::lonnet::portfoliomanage($ENV{'form.selectfile'}, 'delete', undef );  
             $ENV{'portfolio.file'} = 'Selected File Deleted';  
         } elsif ($ENV{'form.fileaction'} eq 'rename') {  
             &Apache::lonnet::portfoliomanage($ENV{'form.selectfile'}, 'rename', $ENV{'form.filenewname'});  
         } else {  
         # Remember user's file selection for later  
         $ENV{'portfolio.file'} = $ENV{'form.selectfile'};  
         # offer things user can do with selected file  
         }  
     }else{  
         unless ($ENV{'portfolio.file'}){  
             $ENV{'portfolio.file'} = 'No File Selected';  
         }  
     }  
     ##############################  
     #  
     # Display begins here  
     #  
     ##############################  
     $r->print('<table border=1><tr><td>');  
     $r->print(displayDirectory($currentPath, $currentFile, $isDir, @dirList));  
     $r->print('</td>><td>');  
     $r->print(displayActions($currentPath, $currentFile, $isDir, $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.1.15  
changed lines
  Added in v.1.76

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