Diff for /loncom/interface/portfolio.pm between versions 1.9 and 1.93

version 1.9, 2004/06/28 16:12:06 version 1.93, 2006/01/25 22:56:11
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;
   use Apache::lonnet;
   
 # receives a file name assumed to reside in username/userfiles/portfolio/  # receives a file name and path stub from username/userfiles/portfolio/
 # returns a form consisting of a single submit button labeled with the filename  # returns an anchor tag consisting encoding filename and currentpath
 sub makeAnchor {  sub make_anchor {
     my ($fileName, $currentPath) = @_;      my ($filename, $current_path, $current_mode, $field_name, $continue_select) = @_;
     my $anchor = '<a href="/adm/portfolio?selectfile='.$fileName.'&currentpath='.$currentPath.'">'.$fileName.'</a>';      if ($continue_select ne 'true') {$continue_select = 'false'};
 #    my $button = '      my $anchor = '<a href="/adm/portfolio?selectfile='.$filename.'&currentpath='.$current_path.'&mode='.$current_mode.'&continue='.$continue_select.'&fieldname='.$field_name.'">'.$filename.'</a>';
 # <form method="POST" action="/adm/portfolio">  
 # <input type="hidden" name="selectfile" value="'.$fileName.'" />  
 # <input type="submit" value="'.$fileName.'" name="storeupl" />  
 # </form>  
 # ';  
     return $anchor;      return $anchor;
 }  }
   my $dirptr=16384;
   sub display_common {
       my ($r,$current_path,$is_empty,$dir_list)=@_;
       my $iconpath= $r->dir_config('lonIconsURL') . "/";
       my %text=&Apache::lonlocal::texthash('upload' => 'Upload',
    'upload_label' =>  
    'Upload file to current directory:',
    'createdir' => 'Create Subdirectory',
    'createdir_label' => 
    'Create subdirectory in current directory:');
       $r->print(<<"TABLE"); 
   <table border="0" cellspacing="2" cellpadding="2">
     <form method="post" enctype="multipart/form-data">
       <tr valign="middle">
         <td bgcolor="#ccddaa" align="right">
           $text{'upload_label'}
         </td>
         <td bgcolor="#ccddaa" align="left">
           <input name="uploaddoc" type="file" />
    <input type="hidden" name="currentpath" value="$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="$env{"form.mode"}" />
    <input type="submit" name="storeupl" value="$text{'upload'}" />
         </td>
       </tr>
     </form>
     <form method="post">
       <tr>
         <td bgcolor="#ccddaa" align="right">
           $text{'createdir_label'}
         </td>
         <td bgcolor="#ccddaa" align="left">
           <input name="newdir" type="input" />
           <input type="hidden" name="currentpath" value="$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="$env{"form.mode"}" />
           <input type="submit" name="createdir" value="$text{'createdir'}" />
         </td>
       </tr>
     </form>
   </table>
   TABLE
       my @tree = split (/\//,$current_path);
       $r->print('<font size="+2">'.&make_anchor('portfolio','/',$env{"form.mode"},$env{"form.fieldname"},$env{"form.continue"}).'/');
       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"}, $env{"form.continue"}).'/');
           }
       }
       $r->print('</font>');
       &Apache::lonhtmlcommon::store_recent('portfolio',$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 $select_mode;
       my $checked_files;
       my %locked_files = &Apache::lonnet::get_marked_as_readonly_hash ($env{'user.domain'},$env{'user.name'});
       if ($env{"form.mode"} eq 'selectfile'){
    &select_files($r);
    $checked_files =&Apache::lonnet::files_in_path($env{'user.name'},$env{'form.currentpath'});
    $select_mode = 'true';
       } 
       if ($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;
       }
       if ($select_mode eq 'true') {
           $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>');
           $r->print('<form method="post" name="checkselect" action="/adm/portfolio">');
       } else {
           $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>');
           $r->print('<form method="post" action="/adm/portfolio">');
       }
       my $href_location="/uploaded/$env{'user.domain'}/$env{'user.name'}/portfolio$current_path";
       my $href_edit_location="/editupload/$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)) {
       #$strip holds directory/file name
       #$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 '..') && ($filename !~ /\.meta$/ ) && ($filename !~ /(.*)\.(\d+)\.([^\.]*)$/)) {
               if ($dirptr&$testdir) {
                   if ($select_mode eq 'true'){
                       $r->print('<tr bgcolor="#FFAA99"><td><img src="'.$iconpath.'folder_closed.gif"></td>');
                   } else {
                       $r->print('<tr bgcolor="#FFAA99"><td colspan="2"><img src="'.$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"},$env{'form.continue'}).'</td>'); 
                   $r->print('</tr>'); 
               } else {
                   $r->print('<tr bgcolor="#CCCCFF">');
                   if ($select_mode eq 'true'){
                       $r->print('<td><input type="checkbox" name="checkfile" value="'.$filename.'"'); 
                       if ($$checked_files{$filename} eq 'selected') {
                           $r->print("CHECKED");
                       }
                       $r->print('></td>');
                   } else {
                       if (exists $locked_files{$current_path.$filename}){
                           $r->print('<td colspan="2"><a href="portfolio?lockinfo='.$current_path.$filename.'">Locked</a></td>');
                       } else {
    my $cat='<img alt="'.&mt('Catalog Information').
       '" src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').'" />';
                           $r->print('<td><input type="checkbox" name="selectfile" value="'.$filename.'" />
                               <a href="/adm/portfolio?rename='.$filename.'&amp;currentpath='.$current_path.'">Rename</a></td>
                               <td><a href="'.$href_edit_location.$filename.'.meta">'.$cat.'</a>
                               </td>');
                       }
                   }
                   $r->print('<td><img src="'.&Apache::loncommon::icon($filename).'"></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>');
                   $r->print('</tr>'); 
               }
           }
       }
       if ($select_mode eq 'true') {
           $r->print('</table>
               <input type="hidden" name="continue" value="true">
               <input type="hidden" name="fieldname" value="'.$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>');        
       } else {
           $r->print('</table>
           <input type="submit" name="doit" value="Delete Checked Files" />
           <input type="hidden" name="action" value="delete" />
           <input type="hidden" name="currentpath" value="'.$current_path.'" />
           </form>');
       }
   }
   
 # returns html with <br /> separated contents of the directory  sub open_form {
 # returns a <strong>currentFile</strong> (bolds the selected file/dir)      my ($r)=@_;
 sub displayDirectory {      my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
     my ($currentPath, $currentFile, $isDir, @dirList,) = @_;      $r->print('<form method="post" action="/adm/portfolio">');
     my $displayOut='';      $r->print('<input type="hidden" name="action" value="'.
     my $fileName;        $env{'form.action'}.'" />');
     my $upPath;      $r->print('<input type="hidden" name="confirmed" value="1" />');
     if ($currentPath ne '/') {      foreach (@files) {
  $displayOut = 'Listing of '.$currentPath.'<br /><hr />'.          $r->print('<input type="hidden" name="selectfile" value="'.
     # provides the "up one directory level" function        $_.'" />');
     # it means shortening the currentpath to the parent directory      }
     $currentPath =~ m:(^/.*)(/.*/$ ):;      $r->print('<input type="hidden" name="currentpath" value="'.
  if ($1 ne '/') {        $env{'form.currentpath'}.'" />');
     $upPath = $1.'/';  }
  } else {  
     $upPath = $1;  sub close_form {
  }      my ($r)=@_;
       $r->print('<p><input type="submit" value="'.&mt('Continue').
  $displayOut = $displayOut.'<a href="/adm/portfolio?selectfile=updir&currentpath='.$upPath.'">..</a><br />';        '" /></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)=@_;
       my $display_file_text;
       if (!defined($path)) { $path=$env{'form.currentpath'}; }
       if (!defined($filename)) { 
           $filename=$env{'form.selectfile'};
           $display_file_text = '<tt>'.$path.$filename.'</tt>';
       } elsif (ref($filename) eq "ARRAY") {
           foreach (@$filename) {
               $display_file_text .= '<tt>'.$path.$_.'</tt><br />';
           }
       } elsif (ref($filename) eq "SCALAR") {
           $display_file_text = '<tt>'.$path.$filename.'</tt>';        
       }
       return $display_file_text;
   }
   
   sub done {
       my ($message)=@_;
       unless (defined $message) {
           $message='Done';
       }
       return ('<h3><a href="/adm/portfolio?currentpath='.
       $env{'form.currentpath'}.
       '&fieldname='.$env{'form.fieldname'}.
       '&mode='.$env{'form.mode'}.
       '">'.&mt($message).'</a></h3>');
   }
   
   sub delete {
       my ($r)=@_;
       my @check;
       my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
       my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
   
       if (&Apache::lonnet::is_locked($file_name,$env{'user.domain'},$env{'user.name'} ) eq 'true') {
           $r->print ("The file is locked and cannot be deleted.<br />");
           $r->print(&done('Back'));
     } else {      } else {
  $displayOut = $displayOut.'at root '.$currentPath.'<br />';          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 />");
               $r->print(&done());
           }
     }      }
     while ($fileName = shift @dirList) {  } 
  if (($fileName ne './') && ($fileName ne '../')) {  
     if ($fileName =~ m:/$:) {  sub delete_confirmed {
  # handle directories different from files      my ($r)=@_;
  if ($fileName eq $currentFile) {      my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
     #checks to bold the selected file      my $result;
     $displayOut = $displayOut.'<strong>'.(&makeAnchor($fileName, $currentPath.$fileName).'</strong><br />');      foreach my $delete_file (@files) {
  } else {          $result=&Apache::lonnet::removeuserfile($env{'user.name'},
     $displayOut = $displayOut.(&makeAnchor($fileName, $currentPath.$fileName).'<br />');         $env{'user.domain'},'portfolio'.
  }         $env{'form.currentpath'}.
     } else {         $delete_file);
  if ($fileName eq $currentFile) {          if ($result ne 'ok') {
     #checks to bold the selected file   $r->print('<font color="red"> An error occured ('.$result.
     $displayOut = $displayOut.'<strong>'.(&makeAnchor($fileName, $currentPath).'</strong><br />');    ') while trying to delete '.&display_file(undef, $delete_file).'</font><br />');
  } else {          }
     $displayOut = $displayOut.(&makeAnchor($fileName, $currentPath).'<br />');  
  }  
     }  
  }  
     }      }
     #$displayOut = $displayOut.      $r->print(&done());
     return $displayOut;  
 }  }
   
 # returns html to offer user appropriate actions depending on selected  sub delete_dir {
 # file/directory      my ($r)=@_;
 sub displayActions {      &open_form($r);
     my $displayOut;      $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
     my ($currentPath, $currentFile, $isDir, $isFile) = @_;      &close_form($r);
 #   $displayOut = 'here are actions for '.$currentFile;  } 
     if ($isDir){  
  $displayOut = 'Directory';  sub delete_dir_confirmed {
     }      my ($r)=@_;
     if ($isFile){      my $directory_name = $env{'form.currentpath'};
  $displayOut = 'File';      $directory_name =~ s|/$||; # remove any trailing slash
     }      my $result=&Apache::lonnet::removeuserfile($env{'user.name'},
              $env{'user.domain'},'portfolio'.
     $displayOut = $displayOut.'<form method="POST">         $directory_name);
  <input type="hidden" name="selectfile"          
  value="'.$currentFile.'" />      if ($result ne 'ok') {
  <input type="hidden" name="fileaction" value="delete" />    $r->print('<font color="red"> An error occured (dir) ('.$result.
  <center>    ') while trying to delete '.$directory_name.'</font><br />');
  <input type="submit"       } else {
           # now remove from recent
  value="Delete '.$currentFile.'" />  #        $r->print('<br /> removing '.$directory_name.'<br /');
  </center>          &Apache::lonhtmlcommon::remove_recent('portfolio',[$directory_name.'/']);
  </form>          my @dirs = split m!/!, $directory_name;
  <hr />          
  <form method="POST">  #        $directory_name =~ m/^(\/*\/)(\/*.)$/;
  <input type="hidden" name="selectfile"           $directory_name='/';
  value="'.$currentFile.'" />          for (my $i=1; $i < (@dirs - 1); $i ++){
  <input type="hidden" name="fileaction" value="rename" />               $directory_name .= $dirs[$i].'/';
  <input type="input" name="filenewname" value="Type new name here" />           }
  <input type="submit"           $env{'form.currentpath'} = $directory_name;
  value="Rename '.$currentFile.'" />      }
  </form>      $r->print(&done());
  <hr />';  }
     $displayOut = $displayOut.'<hr />Add a file to your portfolio';  
     # file upload form   sub rename {
     $displayOut = $displayOut.'<form method="post" enctype="multipart/form-data">';      my ($r)=@_;
     $displayOut = $displayOut.'<input name="uploaddoc" type="file" />'.      my $file_name = $env{'form.currentpath'}.$env{'form.rename'};
  '<input type="hidden" name="currentpath" value="'.$currentPath.'" />'.      if (&Apache::lonnet::is_locked($file_name,$env{'user.domain'},$env{'user.name'}) eq 'true') {
  '<input type="submit" name="storeupl" value="Upload" />'.          $r->print ("The file is locked and cannot be renamed.<br />");
  '</form><hr>';          $r->print(&done());
     $displayOut = $displayOut.'<form method="POST">      } else {
  <input name="subdir" type="text" />          &open_form($r);
  <input type="submit" value="Create Subdirectory" />          $r->print('<p>'.&mt('Rename').' '.&display_file().' to 
  </form>                     <input name="filenewname" type="input" size="50" />?</p>');
  ';          &close_form($r);
     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'}.$filenewname);
       if ($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 ($env{'form.continue'} eq 'true') {
           # here we update the selections for the currentpath
           # eventually, have to handle removing those not checked, but . . . 
           my @items=&Apache::loncommon::get_env_multiple('form.checkfile');
           if (scalar(@items)){
                &Apache::lonnet::save_selected_files($env{'user.name'}, $env{'form.currentpath'}, @items);
           }
       } else {
               #empty the file for a fresh start
               &Apache::lonnet::clear_selected_files($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);
       $r->print("<h1>Select portfolio files</h1>
                   Check as many as you wish in response to the problem.<br />");
       my @otherfiles=&Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
       if (@otherfiles) {
    $r->print("<strong>Files selected from other directories:</strong><br />");
    foreach my $file (@otherfiles) {
       $r->print($file."<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 + $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 {
               $r->print(&done());
           }
       }
   }
   sub lock_info {
       my ($r) = @_;
       my %current_permissions = &Apache::lonnet::dump('file_permissions',$env{'user.domain'},$env{'user.name'});
       my $file_name = $env{'form.lockinfo'};
       foreach my $key(keys(%current_permissions)) {
           if ($file_name eq $key) {
               foreach my $array_item (@{$current_permissions{$key}}) {
                   if (ref($array_item)) {
                       $r->print('<strong>'.$key.'</strong> was submitted in response to problem: <strong>'.
                               &Apache::lonnet::gettitle($$array_item[0]).'</strong><br />');
                       my %course_description = &Apache::lonnet::coursedescription($$array_item[1]);
                       $r->print('In the course: <strong>'.$course_description{'description'}.'</strong><br />');
                       # $r->print('the third is '.$$array_item[2].'<br>');
                       # $r->print("item is $$array_item[0]<br> and $$array_item[0]");
                   }
               }
           }    
       }
       $r->print(&done('Back'));
       return 'ok';
   }
   sub createdir {
       my ($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)=@_;      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','lockinfo',
     my $filenewname; # for rename action (guess what we do with it!)       'currentfile','action','fieldname','mode','rename','continue']);
     my $isFile;      &Apache::loncommon::no_cache($r);
     my $isDir;      &Apache::loncommon::content_type($r,'text/html');
     # send header  
     # FIXME need to start using  
     # &Apache::loncommon::content_type()  
     $r->content_type('text/html');  
     $r->send_http_header;      $r->send_http_header;
     $r->print('<html><head><title>'.      # Give the LON-CAPA page header
               'Portfolio Management'.      my $html=&Apache::lonxml::xmlbegin();
       $r->print($html.'<head><title>'.
                 &mt('Portfolio Manager').
               "</title></head>\n");                "</title></head>\n");
       if ($env{"form.mode"} eq 'selectfile'){
     # FIXME need to start using          $r->print(&Apache::loncommon::bodytag('Portfolio Manager',undef,undef,1));
     # &Apache::loncommon::bodytag()  
     $r->print('  
  <body bgcolor="dogfood">  
  <blockquote>');  
     #grab stuff that was sent  
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},  
                                             ['selectfile','currentpath',  
      'currentfile']);  
     $r->print ('<br />CP= '.$ENV{'form.currentpath'}.'<br />');  
     # 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'}) {  
  $r->print('<br />found selectfile'.$ENV{'form.selectfile'} .'<br />');  
  # 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'));
     }      }
     # if we're uploading a file, we need to do it early so it will show in the directory list      $r->rflush();
     if ($ENV{'form.uploaddoc.filename'}) {   if (($env{'form.storeupl'}) & (!$env{'form.uploaddoc.filename'})){
  $r->print($ENV{'form.storeupl'}.'<br />');         $r->print('<font color="red"> No file was selected to upload.'.
  $r->print(&Apache::lonnet::userfileupload('uploaddoc','','portfolio'.$currentPath).'<br />');                 'To upload a file, click <strong>Browse...</strong>'.
     }                 ', select a file, then click <strong>Upload</strong>,</font>');
     # similarly, we need to delete or rename files before getting directory list  
     if ($ENV{'form.selectfile'}) {  
  if ($ENV{'form.fileaction'} eq 'delete') {  
     &Apache::lonnet::portfoliomanage($ENV{'form.selectfile'}, 'delete', undef );  
     $currentFile = '';  
  } elsif($ENV{'form.fileaction'} eq 'rename') {  
     &Apache::lonnet::portfoliomanage($ENV{'form.selectfile'}, 'rename', $ENV{'form.filenewname'} );  
     # $r->print('We will rename your file');  
  }   }
       if ($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);
     }      }
     # we always need $dirList, plus this will return information about the current file      if ($env{'form.store'}) {
     # as well as information about he home server directory structure, specifically      }
     # the path to the users userfiles directory.  
     @dirList = split /<br\s\/>/, (&Apache::lonnet::portfoliolist($currentPath, $currentFile));      if ($env{'form.uploaddoc.filename'}) {
     # portfoliolist returns isdir, isfile and udir as the final array elements   &upload($r);
     # we'll pop them off the bottom of the array, and put them where they belong      } elsif ($env{'form.action'} eq 'delete' && $env{'form.confirmed'}) {
        &delete_confirmed($r);
     # $londcall added to help debug      } elsif ($env{'form.action'} eq 'delete') {
     my $londcall = pop(@dirList);   &delete($r);
     $r->print('<br />udir '.$londcall.'<br />');      } elsif ($env{'form.action'} eq 'deletedir' && $env{'form.confirmed'}) {
     $udir = pop(@dirList);   &delete_dir_confirmed($r);
     $r->print('<br />path returned '.$udir.'<br />');      } elsif ($env{'form.action'} eq 'deletedir'){
     $isFile = pop(@dirList);   &delete_dir($r);
 #   $r->print('<br />isfile '.$isFile.'<br />');      } elsif ($env{'form.action'} eq 'rename' && $env{'form.confirmed'}) {
     $isDir = pop(@dirList);   &rename_confirmed($r);
 #   $r->print('<br />isdir '.$isDir.'<br />');      } elsif ($env{'form.rename'}) {
 #   return OK if $r->header_only;          $env{'form.selectfile'} = $env{'form.rename'};
     # Stuff to maintain proper setting for selected file          $env{'form.action'} = 'rename';
     if ($ENV{'form.selectfile'}) {   &rename($r);
  if ($ENV{'form.fileaction'} eq 'delete') {      } elsif ($env{'form.createdir'}) {
     &Apache::lonnet::portfoliomanage($ENV{'form.selectfile'}, 'delete', undef );   &createdir($r);
     $ENV{'portfolio.file'} = 'Selected File Deleted';      } elsif ($env{'form.lockinfo'}) {
  } elsif($ENV{'form.fileaction'} eq 'rename') {          &lock_info($r);
     &Apache::lonnet::portfoliomanage($ENV{'form.selectfile'}, 'rename', $ENV{'form.filenewname'} );  
 # $r->print('We will rename your file');  
  } else {  
       
     # Remember user's file selection for later  
     $ENV{'portfolio.file'} = $ENV{'form.selectfile'};  
     # offer things user can do with selected file  
  }  
     } else {      } else {
  unless ($ENV{'portfolio.file'}) {   my $current_path='/';
     $ENV{'portfolio.file'} = 'No File Selected';   if ($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);
           &display_directory($r,$current_path,$is_empty,\@dir_list);
    $r->print("</body>\n</html>\n");
     }      }
     ##############################  
     #  
     # Display begins here  
     #  
     ##############################  
     $r->print('<hr /> start ');  
     $r->print($udir);  
     $r->print('<table border="1"><tr><td>');  
     $r->print(&displayDirectory($currentPath, $currentFile, $isDir, @dirList));  
     $r->print('</td><td>');  
     $r->print(&displayActions($currentPath, $currentFile, $isDir, $isFile));  
     $r->print('</td></tr></table>');  
     $r->print('<br />end display<br /><hr />');  
     $r->print('</blockquote></body>');  
     return OK;      return OK;
 }  }
   
 1;  1;
 __END__  __END__

Removed from v.1.9  
changed lines
  Added in v.1.93


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