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Diff for /loncom/interface/lonindexer.pm between versions 1.112 and 1.184

version 1.112, 2004/06/17 01:44:34 version 1.184, 2008/12/05 10:23:56
Line 44  package Apache::lonindexer; Line 44  package Apache::lonindexer;
   
 # ------------------------------------------------- modules used by this module  # ------------------------------------------------- modules used by this module
 use strict;  use strict;
 use Apache::lonnet();  use Apache::lonnet;
 use Apache::loncommon();  use Apache::loncommon();
 use Apache::lonhtmlcommon();  use Apache::lonhtmlcommon();
 use Apache::lonsequence();  use Apache::lonsequence();
Line 53  use Apache::lonmeta; Line 53  use Apache::lonmeta;
 use Apache::File;  use Apache::File;
 use Apache::lonlocal;  use Apache::lonlocal;
 use Apache::lonsource();  use Apache::lonsource();
   use Apache::groupsort();
 use GDBM_File;  use GDBM_File;
   use LONCAPA qw(:match);
   
 # ---------------------------------------- variables used throughout the module  # ---------------------------------------- variables used throughout the module
 my %hash; # global user-specific gdbm file  my %hash; # global user-specific gdbm file
 my %dirs; # keys are directories, values are the open/close status  my %dirs; # keys are directories, values are the open/close status
 my %language; # has the reference information present in language.tab  my %language; # has the reference information present in language.tab
 my %dynhash; # hash of hashes for dynamic metadata  my %dynhash; # hash of hashes for dynamic metadata
   my %dynread; # hash of directories already read for dynamic metadata
   my %fieldnames; # Metadata fieldnames
 # ----- Values which are set by the handler subroutine and are accessible to  # ----- Values which are set by the handler subroutine and are accessible to
 # -----     other methods.  # -----     other methods.
 my $extrafield; # default extra table cell  my $extrafield; # default extra table cell
Line 72  my @Only = (); Line 75  my @Only = ();
 my @Omit = ();  my @Omit = ();
   
   
   
   
 # ----------------------------- Handling routine called via Apache and mod_perl  # ----------------------------- Handling routine called via Apache and mod_perl
 sub handler {  sub handler {
     my $r = shift;      my $r = shift;
Line 87  sub handler { Line 92  sub handler {
     # these global to this package?  It is just so wrong....)      # these global to this package?  It is just so wrong....)
     undef (@Only);      undef (@Only);
     undef (@Omit);      undef (@Omit);
       %fieldnames=&Apache::lonmeta::fieldnames();
   
 # ------------------------------------- read in machine configuration variables  # ------------------------------------- read in machine configuration variables
     my $iconpath= $r->dir_config('lonIconsURL') . "/";      my $iconpath= $r->dir_config('lonIconsURL') . "/";
Line 98  sub handler { Line 104  sub handler {
     my $lonhost = $r->dir_config('lonHostID');      my $lonhost = $r->dir_config('lonHostID');
     my $tabdir  = $r->dir_config('lonTabDir');      my $tabdir  = $r->dir_config('lonTabDir');
   
     my $fileclr='#ffffe6';  #SB my $fileclr='#ffffe6';
     my $line;      my $line;
     my (@attrchk,@openpath);      my (@attrchk,@openpath,$typeselect);
     my $uri=$r->uri;      my $uri=$r->uri;
   
 # -------------------------------------- see if called from an interactive mode  # -------------------------------------- see if called from an interactive mode
Line 112  sub handler { Line 118  sub handler {
     my $closebutton='';      my $closebutton='';
     my $groupimportbutton='';      my $groupimportbutton='';
     my $colspan='';       my $colspan=''; 
       
     $extrafield='';      $extrafield='';
     my $diropendb =       my $diropendb = 
  "/home/httpd/perl/tmp/$ENV{'user.domain'}_$ENV{'user.name'}_indexer.db";   "/home/httpd/perl/tmp/$env{'user.domain'}_$env{'user.name'}_sel_res.db";
     %hash = ();      %hash = ();
     {      {
  my %dbfile;   my %dbfile;
  if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_READER(),0640)) {   if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_WRITER(),0640)) {
       if ($env{'form.launch'} eq '1') {
    &start_fresh_session(\%dbfile);
       }
     while(my($key,$value)=each(%dbfile)) {      while(my($key,$value)=each(%dbfile)) {
  $hash{$key}=$value;   $hash{$key}=$value;
     }      }
     untie(%dbfile);      untie(%dbfile);
  }   }
     }      }
   # - Evaluate actions from previous page (both cumulatively and chronologically)
           if ($env{'form.catalogmode'} eq 'import' || $hash{'form.catalogmode'} eq 'import') {
       &Apache::groupsort::update_actions_hash(\%hash);
    }
       
     {      {
  if ($ENV{'form.launch'} eq '1') {  
     &start_fresh_session();  
    }  
   #Hijack lonindexer to verify a title and be close down.    #Hijack lonindexer to verify a title and be close down.
    if ($ENV{'form.launch'} eq '2') {     if ($env{'form.launch'} eq '2') {
        $r->content_type('text/html');         &Apache::loncommon::content_type($r,'text/html');
        my $extra='';         my $extra='';
        if (defined($ENV{'form.titleelement'})) {         if (defined($env{'form.titleelement'}) && 
    my $verify_title = &Apache::lonnet::gettitle($ENV{'form.acts'});     $env{'form.titleelement'} ne '') {
    &Apache::lonnet::logthis("Hrrm $ENV{'form.acts'} -- $verify_title");     my $verify_title = &Apache::lonnet::gettitle($env{'form.acts'});
   #   &Apache::lonnet::logthis("Hrrm $env{'form.acts'} -- $verify_title");
    $verify_title=~s/'/\\'/g;     $verify_title=~s/'/\\'/g;
    $extra='window.opener.document.forms["'.$ENV{'form.form'}.'"].elements["'.$ENV{'form.titleelement'}.'"].value=\''.$verify_title.'\';';     $extra='window.opener.document.forms["'.$env{'form.form'}.'"].elements["'.$env{'form.titleelement'}.'"].value=\''.$verify_title.'\';';
        }         }
        $r->print(<<ENDSUBM);         my $js = <<ENDSUBM;
  <html>         <script type="text/javascript">
  <script type="text/javascript">  
  function load() {   function load() {
  window.opener.document.forms["$ENV{'form.form'}"].elements["$ENV{'form.element'}"].value='$ENV{'form.acts'}';   window.opener.document.forms["$env{'form.form'}"]
       .elements["$env{'form.element'}"]
       .value='$env{'form.acts'}';
  $extra   $extra
  window.close();   window.close();
  }   }
     </script>            </script>
     <body onLoad=load();>  
       </body>  
     </html>  
 ENDSUBM  ENDSUBM
          $r->print(&Apache::loncommon::start_page(undef,$js,
    {'only_body'   =>1,
    'add_entries' =>
        {'onload' => "load();"},}
    ).
    &Apache::loncommon::end_page());
        return OK;         return OK;
    }     }
           
 # -------------------- refresh environment with user database values (in %hash)  # -------------------- refresh environment with user database values (in %hash)
  &setvalues(\%hash,'form.catalogmode',\%ENV,'form.catalogmode'   );   &setvalues(\%hash,'form.catalogmode',\%env,'form.catalogmode'   );
   
 # --------------------- define extra fields and buttons in case of special mode  # --------------------- define extra fields and buttons in case of special mode
  if ($ENV{'form.catalogmode'} eq 'interactive') {   if ($env{'form.catalogmode'} eq 'interactive') {
     $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.  #SB    $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
  '<a name="$anchor"><img src="'.$iconpath.'whitespace1.gif"'.              $extrafield='<td valign="bottom">'.
  ' border="0" /></td>';   '<img alt="" src="'.$iconpath.'whitespace1.gif"'.
    ' class="LC_icon" /></td>';
     $colspan=" colspan='2' ";      $colspan=" colspan='2' ";
             my $cl=&mt('Close');              my $cl=&mt('Close');
             $closebutton=<<END;              $closebutton=<<END;
 <input type="button" name="close" value='$cl' onClick="self.close()">  <input type="button" name="close" value='$cl' onClick="self.close()" />
 END  END
         }          }
  elsif ($ENV{'form.catalogmode'} eq 'groupimport') {   elsif ($env{'form.catalogmode'} eq 'import') {
     $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.  #SB    $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
  '<a name="$anchor"><img src="'.$iconpath.'whitespace1.gif"'.              $extrafield='<td valign="bottom">'.
  ' border="0" /></td>';   '<img alt="" src="'.$iconpath.'whitespace1.gif"'.
    ' class="LC_icon" /></td>';
     $colspan=" colspan='2' ";      $colspan=" colspan='2' ";
     my $cl=&mt('Close');      my $cl=&mt('Close');
             my $gi=&mt('Group Import');              my $gi=&mt('Import');
             $closebutton=<<END;              $closebutton=<<END;
 <input type="button" name="close" value='$cl' onClick="self.close()">  <input type="button" name="close" value='$cl' onClick="self.close()" />
 END  END
             $groupimportbutton=<<END;              $groupimportbutton=<<END;
 <input type="button" name="groupimport" value='$gi'  <input type="button" name="groupimport" value='$gi'
 onClick="javascript:select_group()">  onClick="javascript:select_group()" />
 END  END
         }          }
  # Additions made by Matthew to make the browser a little easier to deal   # Additions made by Matthew to make the browser a little easier to deal
Line 194  END Line 212  END
  # $element is the name of the element in $formname which receives   # $element is the name of the element in $formname which receives
  #       the URL.   #       the URL.
  #&Apache::lonxml::debug('Checking mode, form, element');   #&Apache::lonxml::debug('Checking mode, form, element');
  &setvalues(\%hash,'form.mode'        ,\%ENV,'form.mode'   );   &setvalues(\%hash,'form.mode'        ,\%env,'form.mode'   );
  &setvalues(\%hash,'form.form'        ,\%ENV,'form.form'   );   &setvalues(\%hash,'form.form'        ,\%env,'form.form'   );
  &setvalues(\%hash,'form.element'     ,\%ENV,'form.element');   &setvalues(\%hash,'form.element'     ,\%env,'form.element');
  &setvalues(\%hash,'form.titleelement',\%ENV,'form.titleelement');   &setvalues(\%hash,'form.titleelement',\%env,'form.titleelement');
  &setvalues(\%hash,'form.only'        ,\%ENV,'form.only'   );   &setvalues(\%hash,'form.only'        ,\%env,'form.only'   );
  &setvalues(\%hash,'form.omit'        ,\%ENV,'form.omit'   );   &setvalues(\%hash,'form.omit'        ,\%env,'form.omit'   );
   
         # Deal with 'omit' and 'only'           # Deal with 'omit' and 'only' 
         if (exists $ENV{'form.omit'}) {          if (exists $env{'form.omit'}) {
             @Omit = split(',',$ENV{'form.omit'});              @Omit = split(',',$env{'form.omit'});
         }          }
         if (exists $ENV{'form.only'}) {          if (exists $env{'form.only'}) {
             @Only = split(',',$ENV{'form.only'});              @Only = split(',',$env{'form.only'});
         }          }
                   
  my $mode = $ENV{'form.mode'};   my $mode = $env{'form.mode'};
  my ($form,$element,$titleelement);   my ($form,$element,$titleelement);
  if ($mode eq 'edit' || $mode eq 'parmset') {   if ($mode eq 'edit' || $mode eq 'parmset') {
     $form         = $ENV{'form.form'};      $form         = $env{'form.form'};
     $element      = $ENV{'form.element'};      $element      = $env{'form.element'};
     $titleelement = $ENV{'form.titleelement'};      $titleelement = $env{'form.titleelement'};
  }   }
  #&Apache::lonxml::debug("mode=$mode form=$form element=$element titleelement=$titleelement");   #&Apache::lonxml::debug("mode=$mode form=$form element=$element titleelement=$titleelement");
 # ------ set catalogmodefunctions to have extra needed javascript functionality  # ------ set catalogmodefunctions to have extra needed javascript functionality
  my $catalogmodefunctions='';   my $catalogmodefunctions='';
  if ($ENV{'form.catalogmode'} eq 'interactive' or   if ($env{'form.catalogmode'} eq 'interactive' or
     $ENV{'form.catalogmode'} eq 'groupimport') {      $env{'form.catalogmode'} eq 'import') {
     # The if statement below sets us up to use the old version      # The if statement below sets us up to use the old version
     # by default (ie. if $mode is undefined).  This is the easy      # by default (ie. if $mode is undefined).  This is the easy
     # way out.  Hopefully in the future I'll find a way to get       # way out.  Hopefully in the future I'll find a way to get 
Line 231  END Line 249  END
 #  #
 #  #
     if (!defined($mode) || ($mode ne 'edit' && $mode ne 'parmset')) {      if (!defined($mode) || ($mode ne 'edit' && $mode ne 'parmset')) {
                 my $location = "/adm/groupsort?catalogmode=groupimport&";                  my $location = "/adm/groupsort?&inhibitmenu=yes&catalogmode=import&";
                 $location .= "mode=".$mode."&";                  $location .= "mode=".$mode."&";
                 $location .= "acts=";                  $location .= "acts=";
  $catalogmodefunctions=<<"END";   $catalogmodefunctions=<<"END";
Line 258  END Line 276  END
 function select_data(url) {  function select_data(url) {
    var location = "/res/?launch=2&form=$form&element=$element&titleelement=$titleelement&acts=" + url;     var location = "/res/?launch=2&form=$form&element=$element&titleelement=$titleelement&acts=" + url;
    window.location=location;     window.location=location;
      if (window.opener.document.forms["$form"].elements["$element"].value != url) {
          window.opener.unClean();
      }
 }  }
 function select_group() {  function select_group() {
     window.location="$location"+document.forms.fileattr.acts.value;      window.location="$location"+document.forms.fileattr.acts.value;
Line 318  function rep_dirpath(suffix,val) { Line 339  function rep_dirpath(suffix,val) {
     eval("document.forms.dirpath"+suffix+".acts.value=val");      eval("document.forms.dirpath"+suffix+".acts.value=val");
 }  }
 END  END
  if ($ENV{'form.catalogmode'} eq 'groupimport') {   if ($env{'form.catalogmode'} eq 'import') {
             $catalogmodefunctions.=<<END;              $catalogmodefunctions.=<<END;
 function queue(val) {  function queue(val) {
     if (eval("document.forms."+val+".filelink.checked")) {      if (eval("document.forms."+val+".filelink.checked")) {
Line 335  function queue(val) { Line 356  function queue(val) {
 END  END
  }   }
   
           my $inhibit_menu = "+'&".&Apache::loncommon::inhibit_menu_check()."'";
 # ---------------------------------------------------------------- Print Header  # ---------------------------------------------------------------- Print Header
  $r->print(<<ENDHEADER);          
 <html>   my $js = <<"ENDHEADER";
 <head>  
 <title>The LearningOnline Network With CAPA Directory Browser</title>  
   
 <script type="text/javascript">  <script type="text/javascript">
 $catalogmodefunctions  $catalogmodefunctions;
   function update_only(field) {
       alert(field.name);
   }
   function checkAll() {
       var numForms = document.forms.length;
       for (i=0;i<numForms;i++) {
           var numElements = document.forms[i].elements.length;
           for (j=0;j<numElements;j++){
               var fieldName = document.forms[i].elements[j].name;
               if (fieldName == 'filelink') {
                   document.forms[i].elements[j].checked = true;
                   queue(document.forms[i].name);
               }
           }
       }
   }
   function uncheckAll() {
       var numForms = document.forms.length;
       for (i=0;i<numForms;i++) {
           var numElements = document.forms[i].elements.length;
           for (j=0;j<numElements;j++){
               var fieldName = document.forms[i].elements[j].name;
               if (fieldName == 'filelink') {
                   document.forms[i].elements[j].checked = false;
                   queue(document.forms[i].name);
               }
           }
       }
   }
 function openWindow(url, wdwName, w, h, toolbar,scrollbar,locationbar) {  function openWindow(url, wdwName, w, h, toolbar,scrollbar,locationbar) {
     var xpos = (screen.width-w)/2;      var xpos = (screen.width-w)/2;
     xpos = (xpos < 0) ? '0' : xpos;      xpos = (xpos < 0) ? '0' : xpos;
Line 355  function openWindow(url, wdwName, w, h, Line 403  function openWindow(url, wdwName, w, h,
     newWin.focus();      newWin.focus();
 }  }
 function gothere(val) {  function gothere(val) {
     window.location=val+'?acts='+document.forms.fileattr.acts.value;      window.location=val+'?acts='+document.forms.fileattr.acts.value$inhibit_menu;
 }  }
 </script>  </script>
   
 </head>  
 ENDHEADER  ENDHEADER
 my ($headerdom)=($uri=~/^\/res\/(\w+)\//);  
 $r->print(&Apache::loncommon::bodytag('Browse Resources',undef,undef,undef,          my ($headerdom)=($uri=~m{^/res/($match_domain)/});
       $headerdom));   $r->print(&Apache::loncommon::start_page('Browse Resources',$js,
 # - Evaluate actions from previous page (both cumulatively and chronologically)   {'domain' => $headerdom,}));
         if ($ENV{'form.catalogmode'} eq 'groupimport') {  # ---------------------------------- get state of file types to be showing
     my $acts=$ENV{'form.acts'};   if ($env{'form.only'}) {
     my @Acts=split(/b/,$acts);      $typeselect = $env{'form.only'};
     my %ahash;   } else {
     my %achash;      $typeselect = '';
     my $ac=0;  
     # some initial hashes for working with data  
     foreach (@Acts) {  
  my ($state,$ref)=split(/a/);  
  $ahash{$ref}=$state;  
  $achash{$ref}=$ac;  
  $ac++;  
     }  
     # sorting through the actions and changing the global database hash  
     foreach (sort {$achash{$a}<=>$achash{$b}} (keys %ahash)) {  
  my $key=$_;  
  if ($ahash{$key} eq '1') {  
     $hash{'store_'.$hash{'pre_'.$key.'_link'}}=  
  $hash{'pre_'.$key.'_title'};  
     $hash{'storectr_'.$hash{'pre_'.$key.'_link'}}=  
  $hash{'storectr'}+0;  
     $hash{'storectr'}++;  
  }  
  if ($ahash{$key} eq '0') {  
     if ($hash{'store_'.$hash{'pre_'.$key.'_link'}}) {  
  delete $hash{'store_'.$hash{'pre_'.$key.'_link'}};  
     }  
  }  
     }  
     # deleting the previously cached listing  
     foreach (keys %hash) {  
  if ($_ =~ /^pre_/ && $_ =~/link$/) {  
     my $key = $_;  
     $key =~ s/^pre_//;  
     $key =~ s/_[^_]*$//;  
     delete $hash{'pre_'.$key.'_title'};  
     delete $hash{'pre_'.$key.'_link'};  
  }  
     }  
  }   }
   
 # ---------------------------------- get state of file attributes to be showing  # ---------------------------------- get state of file attributes to be showing
  if ($ENV{'form.attrs'}) {   if ($env{'form.attrs'}) {
     for (my $i=0; $i<=11; $i++) {      for (my $i=0; $i<=11; $i++) {
  delete $hash{'display_attrs_'.$i};   delete $hash{'display_attrs_'.$i};
  if ($ENV{'form.attr'.$i} == 1) {   if ($env{'form.attr'.$i} == 1) {
     $attrchk[$i] = 'checked';      $attrchk[$i] = 'checked';
     $hash{'display_attrs_'.$i} = 1;      $hash{'display_attrs_'.$i} = 1;
  }   }
Line 437  $r->print(&Apache::loncommon::bodytag('B Line 449  $r->print(&Apache::loncommon::bodytag('B
    'sr' => 'Show resource',     'sr' => 'Show resource',
    'li' => 'Linked/Related Resources',     'li' => 'Linked/Related Resources',
    'av' => 'All versions',     'av' => 'All versions',
    'ud' => 'Update Display'     'ud' => 'Update Display',
      'pr' => 'Problems',
      'gr' => 'Graphics',
      'at' => 'All types',
      'hd' => 'Display Options'
    );     );
         my $Displayfileattributes=&mt('Display file attributes');  
  $r->print(<<END);   $r->print(<<END);
   <fieldset>
   <legend>$lt{'hd'}</legend>
 <form method="post" name="fileattr" action="$uri"  <form method="post" name="fileattr" action="$uri"
  enctype="application/x-www-form-urlencoded">   enctype="application/x-www-form-urlencoded">
 <b><font color="#666666">$Displayfileattributes</font></b><br />  <label><input type="checkbox" name="attr9" value="1" $attrchk[9] onClick="this.form.submit();" /> $lt{'av'}</label>
 <table border=0><tr>  <table border="0">
 <td><input type="checkbox" name="attr0" value="1" $attrchk[0] onClick="this.form.submit();" /> $lt{'ti'}</td>  <tr>
 <td><input type="checkbox" name="attr1" value="1" $attrchk[1] onClick="this.form.submit();" /> $lt{'si'}</td>  <td><label><input type="checkbox" name="attr0" value="1" $attrchk[0] onClick="this.form.submit();" /> $lt{'ti'}</label></td>
 <td><input type="checkbox" name="attr2" value="1" $attrchk[2] onClick="this.form.submit();" /> $lt{'la'}</td>  <td><label><input type="checkbox" name="attr4" value="1" $attrchk[4] onClick="this.form.submit();" /> $lt{'au'}</label></td>
 <td><input type="checkbox" name="attr3" value="1" $attrchk[3] onClick="this.form.submit();" /> $lt{'lm'}</td>  <td><label><input type="checkbox" name="attr5" value="1" $attrchk[5] onClick="this.form.submit();" /> $lt{'kw'}</label></td>
 <td><input type="checkbox" name="attr8" value="1" $attrchk[8] onClick="this.form.submit();" /> $lt{'st'}</td>  <td><label><input type="checkbox" name="attr6" value="1" $attrchk[6] onClick="this.form.submit();" /> $lt{'ln'}</label></td>
 <td><input type="checkbox" name="attr10" value="1" $attrchk[10] onClick="this.form.submit();" /> $lt{'sa'}</td>  </tr>
 </tr><tr>  <tr>
 <td><input type="checkbox" name="attr4" value="1" $attrchk[4] onClick="this.form.submit();" /> $lt{'au'}</td>  <td><label><input type="checkbox" name="attr1" value="1" $attrchk[1] onClick="this.form.submit();" /> $lt{'si'}</label></td>
 <td><input type="checkbox" name="attr5" value="1" $attrchk[5] onClick="this.form.submit();" /> $lt{'kw'}</td>  <td><label><input type="checkbox" name="attr2" value="1" $attrchk[2] onClick="this.form.submit();" /> $lt{'la'}</label></td>
 <td><input type="checkbox" name="attr6" value="1" $attrchk[6] onClick="this.form.submit();" /> $lt{'ln'}</td>  <td><label><input type="checkbox" name="attr3" value="1" $attrchk[3] onClick="this.form.submit();" /> $lt{'lm'}</label></td>
 <td><input type="checkbox" name="attr7" value="1" $attrchk[7] onClick="this.form.submit();" /> $lt{'sr'}</td>  <td><label><input type="checkbox" name="attr10" value="1" $attrchk[10] onClick="this.form.submit();" /> $lt{'sa'}</label></td>
 <td><input type="checkbox" name="attr9" value="1" $attrchk[9] onClick="this.form.submit();" /> $lt{'av'}</td>  </tr>
 <td><input type="checkbox" name="attr11" value="1" $attrchk[11] onClick="this.form.submit();" /> $lt{'li'}</td>  <tr>
 </tr></table>  <td><label><input type="checkbox" name="attr8" value="1" $attrchk[8] onClick="this.form.submit();" /> $lt{'st'}</label></td>
   <td><label><input type="checkbox" name="attr11" value="1" $attrchk[11] onClick="this.form.submit();" /> $lt{'li'}</label></td>
   <td><label><input type="checkbox" name="attr7" value="1" $attrchk[7] onClick="this.form.submit();" /> $lt{'sr'}</label></td>
   <td>&nbsp;</td>
   </tr>
   </table>
 <input type="hidden" name="attrs" value="1" />  <input type="hidden" name="attrs" value="1" />
   END
           my @file_categories = &Apache::loncommon::filecategories();
           my %select_file_categories;
           my @select_form_order = ('');
           $select_file_categories{''} = &mt('All file types');
           foreach my $cat (@file_categories) {
       my $types = join(",",&Apache::loncommon::filecategorytypes($cat));
       $select_file_categories{$types} = $cat;
       push(@select_form_order,$types);
    }
           $select_file_categories{'select_form_order'} = \@select_form_order;
           my $type_element=
       &Apache::loncommon::select_form($typeselect,'only',
       %select_file_categories);
           $type_element = '<label>'.&mt('File Type Displayed: [_1]',
         $type_element).'</label>';
           $r->print($type_element
                    .'</fieldset>');
           $r->print(<<END);
   <br />
 <input type="submit" name="updatedisplay" value="$lt{'ud'}" />  <input type="submit" name="updatedisplay" value="$lt{'ud'}" />
 <input type="hidden" name="acts" value="" />  <input type="hidden" name="acts" value="" />
 $closebutton $groupimportbutton  $closebutton $groupimportbutton
 END  END
           $r->print(&Apache::loncommon::inhibit_menu_check('input'));
      
 # -------------- Filter out sequence containment in crumbs and "recent folders"  # -------------- Filter out sequence containment in crumbs and "recent folders"
  my $storeuri=$uri;   my $storeuri=$uri;
  $storeuri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];   $storeuri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];
  $storeuri=~s/\/+/\//g;   $storeuri=~s/\/+/\//g;
 # ---------------------------------------------------------------- Bread crumbs  # ---------------------------------------------------------------- Bread crumbs
         $r->print(&Apache::lonhtmlcommon::crumbs($storeuri,'','',          $r->print(&Apache::lonhtmlcommon::crumbs($storeuri,'','',
  (($ENV{'form.catalogmode'} eq 'groupimport')?   (($env{'form.catalogmode'} eq 'import')?
  'document.forms.fileattr':'')).   'document.forms.fileattr':'')).
   &Apache::lonhtmlcommon::select_recent('residx','resrecent',    &Apache::lonhtmlcommon::select_recent('residx','resrecent',
 'this.form.action=this.form.resrecent.options[this.form.resrecent.selectedIndex].value;this.form.submit();'));  'window.status=this.form.resrecent.options[this.form.resrecent.selectedIndex].value;this.form.action=this.form.resrecent.options[this.form.resrecent.selectedIndex].value;this.form.submit();'));
 # -------------------------------------------------------- Resource Home Button  # -------------------------------------------------------- Resource Home Button
  my $reshome=$ENV{'course.'.$ENV{'request.course.id'}.'.reshome'};   my $reshome=$env{'course.'.$env{'request.course.id'}.'.reshome'};
  if ($reshome) {   if ($reshome) {
     $r->print("<font size='+2'><a href='");      $r->print("<font size='+2'><a href='");
     if ($ENV{'form.catalogmode'} eq 'groupimport') {      if ($env{'form.catalogmode'} eq 'import') {
  $r->print('javascript:document.forms.fileattr.action="'.$reshome.'";document.forms.fileattr.submit();');   $r->print('javascript:document.forms.fileattr.action="'.&Apache::loncommon::inhibit_menu_check($reshome).'";document.forms.fileattr.submit();');
     } else {      } else {
  $r->print($reshome);   $r->print($reshome);
     }      }
Line 489  END Line 533  END
 # ------------------------------------------------------ Remember where we were  # ------------------------------------------------------ Remember where we were
  &Apache::loncommon::storeresurl($storeuri);   &Apache::loncommon::storeresurl($storeuri);
  &Apache::lonhtmlcommon::store_recent('residx',$storeuri,$storeuri);   &Apache::lonhtmlcommon::store_recent('residx',$storeuri,$storeuri);
   # -------------------------------------------------- Check All and Uncheck all
    if ($env{'form.catalogmode'} eq 'import') {
       $r->print('<br /><input type="button" value="'.&mt("Check All").'" id="checkallbutton" onClick="javascript:checkAll()" />');
       $r->print('<input type="button" value="'.&mt("Uncheck All").'" id="uncheckallbutton" onClick="javascript:uncheckAll()" />');
    }
 # ----------------- output starting row to the indexed file/directory hierarchy  # ----------------- output starting row to the indexed file/directory hierarchy
         my $titleclr="#ddffff";          #$r->print(&initdebug());
 #        $r->print(&initdebug());          #$r->print(&writedebug("Omit:@Omit")) if (@Omit);
 #        $r->print(&writedebug("Omit:@Omit")) if (@Omit);          #$r->print(&writedebug("Only:@Only")) if (@Only);
 #        $r->print(&writedebug("Only:@Only")) if (@Only);          $r->print('<br /><br />');
         $r->print("<table width='100\%' border=0><tr><td bgcolor=#777777>\n");          $r->print(&Apache::loncommon::start_data_table()
  $r->print("<table width='100\%' border=0><tr bgcolor=$titleclr>\n");                   .&Apache::loncommon::start_data_table_header_row());
  $r->print("<td $colspan><b>".&mt('Name')."</b></td>\n");   $r->print("<th $colspan>".&mt('Name')."</th>\n");
  $r->print("<td><b>".&mt('Title')."</b></td>\n")    $r->print("<th>".&mt('Title')."</th>\n") 
     if ($hash{'display_attrs_0'} == 1);      if ($hash{'display_attrs_0'} == 1);
  $r->print("<td align=right><b>".&mt("Size")." (".&mt("bytes").") ".   $r->print('<th align="right">'.&mt("Size")." (".&mt("bytes").") ".
   "</b></td>\n") if ($hash{'display_attrs_1'} == 1);    "</th>\n") if ($hash{'display_attrs_1'} == 1);
  $r->print("<td><b>".&mt("Last accessed")."</b></td>\n")    $r->print("<th>".&mt("Last accessed")."</th>\n") 
     if ($hash{'display_attrs_2'} == 1);      if ($hash{'display_attrs_2'} == 1);
  $r->print("<td><b>".&mt("Last modified")."</b></td>\n")   $r->print("<th>".&mt("Last modified")."</th>\n")
     if ($hash{'display_attrs_3'} == 1);      if ($hash{'display_attrs_3'} == 1);
  $r->print("<td><b>".&mt("Author(s)")."</b></td>\n")   $r->print("<th>".&mt("Author(s)")."</th>\n")
     if ($hash{'display_attrs_4'} == 1);      if ($hash{'display_attrs_4'} == 1);
  $r->print("<td><b>".&mt("Keywords")."</b></td>\n")   $r->print("<th>".&mt("Keywords")."</th>\n")
     if ($hash{'display_attrs_5'} == 1);      if ($hash{'display_attrs_5'} == 1);
  $r->print("<td><b>".&mt("Language")."</b></td>\n")   $r->print("<th>".&mt("Language")."</th>\n")
     if ($hash{'display_attrs_6'} == 1);      if ($hash{'display_attrs_6'} == 1);
  $r->print("<td><b>".&mt("Resource")."</b></td>\n")   $r->print("<th>".&mt("Usage Statistics")." <br />(".
     if ($hash{'display_attrs_7'} == 1);    &mt("Courses/Network Hits").") ".&mt('updated periodically')."</th>\n")
  $r->print("<td><b>".&mt("Usage Statistics")." <br />(".  
   &mt("Courses/Network Hits").")</b></td>\n")  
     if ($hash{'display_attrs_8'} == 1);      if ($hash{'display_attrs_8'} == 1);
  $r->print("<td><b>".&mt("Source Available")."</b></td>\n")   $r->print("<th>".&mt("Source Available")."</th>\n")
     if ($hash{'display_attrs_10'} == 1);      if ($hash{'display_attrs_10'} == 1);
  $r->print("<td><b>".&mt("Linked/Related Resources")."</b></td>\n")   $r->print("<th>".&mt("Linked/Related Resources")."</th>\n")
     if ($hash{'display_attrs_11'} == 1);      if ($hash{'display_attrs_11'} == 1);
  $r->print('</tr>');   $r->print("<th>".&mt("Resource")."</th>\n")
       if ($hash{'display_attrs_7'} == 1);
           $r->print(&Apache::loncommon::end_data_table_header_row());
   
 # ----------------- read in what directories have previously been set to "open"  # ----------------- read in what directories have previously been set to "open"
  foreach (keys %hash) {   foreach (keys %hash) {
Line 531  END Line 580  END
     }      }
  }   }
   
  if ($ENV{'form.openuri'}) {  # take care of review and refresh options   if ($env{'form.openuri'}) {  # take care of review and refresh options
     my $uri=$ENV{'form.openuri'};      my $uri=$env{'form.openuri'};
     if (exists($hash{'diropen_status_'.$uri})) {      if (exists($hash{'diropen_status_'.$uri})) {
  my $cursta = $hash{'diropen_status_'.$uri};   my $cursta = $hash{'diropen_status_'.$uri};
  $dirs{$uri} = 'open';   $dirs{$uri} = 'open';
Line 551  END Line 600  END
  my $indent = 0;   my $indent = 0;
  $uri = $uri.'/' if $uri !~ /.*\/$/;   $uri = $uri.'/' if $uri !~ /.*\/$/;
   
   if ($ENV{'form.dirPointer'} ne 'on') {    if ($env{'form.dirPointer'} ne 'on') {
      $hash{'top.level'} = $uri;       $hash{'top.level'} = $uri;
      $toplevel = $uri;       $toplevel = $uri;
   } else {    } else {
Line 570  END Line 619  END
   
 # -------- recursively go through all the directories and output as appropriate  # -------- recursively go through all the directories and output as appropriate
  &scanDir ($r,$toplevel,$indent,\%hash);   &scanDir ($r,$toplevel,$indent,\%hash);
   
 # ---------------------------- embed hidden information useful for group import  
  $r->print("<form name='fnum'>");  
  $r->print("<input type='hidden' name='fnum' value='$fnum'></form>");  
   
 # -------------------------------------------------------------- end the tables  # -------------------------------------------------------------- end the tables
  $r->print('</table>');          $r->print(&Apache::loncommon::end_data_table());
  $r->print('</td></tr></table>');  
   # ---------------------------- embed hidden information useful for group import
    $r->print("<form name='fnum' action=''>");
    $r->print("<input type='hidden' name='fnum' value='$fnum' /></form>");
   
 # --------------------------------------------------- end the output and return  # --------------------------------------------------- end the output and return
  $r->print('</body></html>'."\n");   $r->print(&Apache::loncommon::end_page()."\n");
     }      }
     if(! $c->aborted()) {      if(! $c->aborted()) {
 # write back into the temporary file  # write back into the temporary file
Line 613  sub scanDir { Line 661  sub scanDir {
  next if($strip =~ /.*\.meta$/ | $obs eq '1');   next if($strip =~ /.*\.meta$/ | $obs eq '1');
  my (@fileparts) = split(/\./,$strip);   my (@fileparts) = split(/\./,$strip);
  if ($hash{'display_attrs_9'} != 1) {   if ($hash{'display_attrs_9'} != 1) {
 # if not all versions to be shown              # if not all versions to be shown
     if (scalar(@fileparts) >= 3) {      if (scalar(@fileparts) >= 3) {
  my $fext = pop @fileparts;   my $fext = pop @fileparts;
  my $ov = pop @fileparts;   my $ov = pop @fileparts;
Line 652  sub get_list { Line 700  sub get_list {
     my ($r,$uri)=@_;      my ($r,$uri)=@_;
     my @list=();      my @list=();
     (my $luri = $uri) =~ s/\//_/g;      (my $luri = $uri) =~ s/\//_/g;
     if ($ENV{'form.updatedisplay'}) {      if ($env{'form.updatedisplay'}) {
  foreach (keys %hash) {   foreach (keys %hash) {
     delete $hash{$_} if ($_ =~ /^dirlist_files_/);      delete $hash{$_} if ($_ =~ /^dirlist_files_/);
       delete $hash{$_} if ($_ =~ /^dirlist_timestamp_files_/);
  }   }
     }      }
   
     if ($hash{'dirlist_files_'.$luri}) {      if (defined($hash{'dirlist_files_'.$luri}) &&
    $hash{'dirlist_timestamp_files_'.$luri}+600 > (time)) {
  @list = split(/\n/,$hash{'dirlist_files_'.$luri});   @list = split(/\n/,$hash{'dirlist_files_'.$luri});
     } elsif ($uri=~/\.(page|sequence)\/$/) {      } elsif ($uri=~/\.(page|sequence)\/$/) {
 # is a page or a sequence  # is a page or a sequence
Line 667  sub get_list { Line 717  sub get_list {
  $uri=~s/\/+/\//g;   $uri=~s/\/+/\//g;
  foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$uri))) {   foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$uri))) {
     my @ratpart=split(/\:/,$_);      my @ratpart=split(/\:/,$_);
     push @list,$ratpart[1];      push(@list,&LONCAPA::map::qtescape($ratpart[1]));
  }    } 
  $hash{'dirlist_files_'.$luri} = join("\n",@list);   $hash{'dirlist_files_'.$luri} = join("\n",@list);
     } else {      } else {
 # is really a directory  # is really a directory
  @list = &Apache::lonnet::dirlist($uri);   @list = &Apache::lonnet::dirlist($uri);
  $hash{'dirlist_files_'.$luri} = join("\n",@list);   $hash{'dirlist_files_'.$luri} = join("\n",@list);
  &dynmetaread($uri);   $hash{'dirlist_timestamp_files_'.$luri} = time;
     }      }
     return @list=&match_ext($r,@list);      return @list=&match_ext($r,@list);    
 }  }
   
 sub dynmetaread {  sub dynmetaread {
     my $uri=shift;      my $uri=shift;
     if (($hash{'display_attrs_8'}==1) || ($hash{'display_attrs_11'}==1)) {      if (($hash{'display_attrs_8'}==1) || ($hash{'display_attrs_11'}==1)) {
   # We don't want the filename
    $uri=~s/\/[^\/]+$//;
   # Did we already see this?
    my $builddir=$uri;
    while ($builddir) {
       if ($dynread{$builddir}) {
    return 0;
       }
       $builddir=~s/\/[^\/]+$//;
    }
   # Actually get the data
  %dynhash=   %dynhash=
     (%dynhash,&Apache::lonmeta::get_dynamic_metadata_from_sql($uri));      (%dynhash,&Apache::lonmeta::get_dynamic_metadata_from_sql($uri.'/'));
  &Apache::lonnet::logthis('Found: '.$uri." : ".join(',',keys %dynhash));  # Remember that we got it
    $dynread{$uri}=1;
     }       } 
 }  }
   
 sub initdebug {  sub initdebug {
       my $start_page=
    &Apache::loncommon::start_page('Debug',undef,
          {'only_body' => 1,});
       $start_page =~ s/\n/ /g;
     return <<ENDJS;      return <<ENDJS;
 <script>  <script type="text/javascript">
 var debugging = true;  var debugging = true;
 if (debugging) {  if (debugging) {
     var debuggingWindow = window.open('','Debug','width=400,height=300',true);      var debuggingWindow = window.open('','Debug','width=400,height=300',true);
Line 701  function output(text) { Line 767  function output(text) {
         debuggingWindow.document.writeln(text);          debuggingWindow.document.writeln(text);
     }      }
 }  }
 output("<html><head><title>Debugging Window</title></head><body><pre>");     output('$start_page<pre>');   
 </script>  </script>
 ENDJS  ENDJS
 }  }
   
 sub writedebug {  sub writedebug {
     my $text = shift;      my ($text) = @_;
     return "<script>output('$text');</script>";      return "<script type=\"text/javascript\">output('$text');</script>";
 }  }
   
 # -------------------- filters out files based on extensions (returns an array)  # -------------------- filters out files based on extensions (returns an array)
Line 756  sub display_line { Line 822  sub display_line {
  $pathprefix=$startdir;   $pathprefix=$startdir;
     }      }
     my $dirptr=16384;      my $dirptr=16384;
     my $fileclr="#ffffe6";  #SB my $fileclr="#ffffe6";
     my $iconpath= $r->dir_config('lonIconsURL') . '/';      my $iconpath= $r->dir_config('lonIconsURL') . '/';
   
     my @filecom = split (/\&/,$line);      my @filecom = split (/\&/,$line);
Line 770  sub display_line { Line 836  sub display_line {
     my $i=0;      my $i=0;
     while ($i<=11) {      while ($i<=11) {
  $tabtag=join('',$tabtag,"<td>&nbsp;</td>")   $tabtag=join('',$tabtag,"<td>&nbsp;</td>")
     if $hash{'display_attrs_'.$i} == 1;      if ($i != 9 &&
    $hash{'display_attrs_'.$i} == 1);
  $i++;   $i++;
     }      }
     my $valign = ($hash{'display_attrs_7'} == 1 ? 'top' : 'bottom');      my $valign = ($hash{'display_attrs_7'} == 1 ? 'top' : 'bottom');
Line 782  sub display_line { Line 849  sub display_line {
  $updir='/'.(split(/\.(page|sequence)\/\//,$startdir))[-1];   $updir='/'.(split(/\.(page|sequence)\/\//,$startdir))[-1];
  $updir=~s/\/+/\//g;   $updir=~s/\/+/\//g;
   
  $r->print("<tr valign='$valign' bgcolor=$fileclr>$extrafield");  #SB $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
           $r->print(&Apache::loncommon::start_data_table_row()); # valign="$valign" ?!?
           $r->print($extrafield);
  $r->print("<td>\n");   $r->print("<td>\n");
  $r->print ('<form method="post" name="dirpathUP" action="'.$updir.   $r->print ('<form method="post" name="dirpathUP" action="'.$updir.
    '/" '.     '/" '.
Line 790  sub display_line { Line 859  sub display_line {
    'document.forms.fileattr.acts.value)" '.     'document.forms.fileattr.acts.value)" '.
    'enctype="application/x-www-form-urlencoded"'.     'enctype="application/x-www-form-urlencoded"'.
                    '>'."\n");                     '>'."\n");
    $r->print(&Apache::loncommon::inhibit_menu_check('input'));
  $r->print ('<input type=hidden name=openuri value="'.   $r->print ('<input type=hidden name=openuri value="'.
    $startdir.'">'."\n");     $startdir.'" />'."\n");
  $r->print ('<input type="hidden" name="acts" value="">'."\n");   $r->print ('<input type="hidden" name="acts" value="" />'."\n");
  $r->print ('<input src="'.$iconpath.'arrow_up.gif"');   $r->print ('<input src="'.$iconpath.'arrow_up.gif"');
  $r->print (' name="'.$msg.'" height="22" type="image" border="0">'.   $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
    "\n");     "\n");
  $r->print(&mt("Up")." $tabtag</tr></form>\n");   $r->print(&mt("Up")."</form>$tabtag");
           $r->print(&Apache::loncommon::end_data_table_row());
  return OK;   return OK;
     }      }
 # Do we have permission to look at this?  # Do we have permission to look at this?
Line 804  sub display_line { Line 875  sub display_line {
     if($filecom[15] ne '1') { return OK if (!&Apache::lonnet::allowed('bre',$pathprefix.$filecom[0])); }      if($filecom[15] ne '1') { return OK if (!&Apache::lonnet::allowed('bre',$pathprefix.$filecom[0])); }
   
 # make absolute links appear on different background  # make absolute links appear on different background
     if ($absolute) { $fileclr='#ccdd99'; }  #SB    if ($absolute) { $fileclr='#ccdd99'; }
   
 # display domain  # display domain
     if ($filecom[1] eq 'domain') {      if ($filecom[1] eq 'domain') {
   $r->print ('<input type="hidden" name="dirPointer" value="on">'."\n")    $r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n")
      if ($ENV{'form.dirPointer'} eq "on");       if ($env{'form.dirPointer'} eq "on");
  $r->print("<tr valign='$valign' bgcolor=$fileclr>$extrafield");  #SB $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
    $r->print(&Apache::loncommon::start_data_table_row()); # valign="$valign" ?!?"
           $r->print($extrafield);
  $r->print("<td>");   $r->print("<td>");
  &begin_form ($r,$filecom[0]);   &begin_form ($r,$filecom[0]);
  my $anchor = $filecom[0];   my $anchor = $filecom[0];
  $anchor =~ s/\///g;   $anchor =~ s/\W//g;
  $r->print ('<a name="'.$anchor.'">');   $r->print ('<a name="'.$anchor.'"></a>');
  $r->print ('<input type="hidden" name="acts" value="">');   $r->print ('<input type="hidden" name="acts" value="" />');
  $r->print ('<input src="'.$iconpath.'folder_pointer_'.   $r->print ('<input src="'.$iconpath.'folder_pointer_'.
    $diropen.'.gif"');      $diropen.'.gif"'); 
  $r->print (' name="'.$msg.'" height="22" type="image" border="0">'.   $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
    "\n");     "\n");
  $r->print ('<a href="javascript:gothere(\''.$filecom[0].   my $quotable_filecom = &Apache::loncommon::escape_single($filecom[0]);
    '\')"><img src="'.$iconpath.'server.gif"');   $r->print ('<a href="javascript:gothere(\''.$quotable_filecom.
  $r->print (' border="0" /></a>'."\n");     '\')"><img alt="" src="'.$iconpath.'server.gif"');
    $r->print (' class="LC_icon" /></a>'."\n");
  $r->print (&mt("Domain")." - $listname ");   $r->print (&mt("Domain")." - $listname ");
  if ($Apache::lonnet::domaindescription{$listname}) {   if (&Apache::lonnet::domain($listname,'description')) {
     $r->print("(".$Apache::lonnet::domaindescription{$listname}.      $r->print("(".&Apache::lonnet::domain($listname,'description').
       ")");        ")");
  }   }
  $r->print (" $tabtag</tr></form>\n");   $r->print("</form>$tabtag");
            $r->print(&Apache::loncommon::end_data_table_row());
  return OK;   return OK;
   
 # display user directory  # display user directory
     }      }
     if ($filecom[1] eq 'user') {      if ($filecom[1] eq 'user') {
  $r->print("<tr valign=$valign bgcolor=$fileclr>$extrafield");   # $r->print("<tr valign=$valign bgcolor=\"$fileclr\">$extrafield");
  $r->print("<td nowrap>\n");  
  my $curdir = $startdir.$filecom[0].'/';   my $curdir = $startdir.$filecom[0].'/';
  my $anchor = $curdir;   my $anchor = $curdir;
  $anchor =~ s/\///g;   $anchor =~ s/\W//g;
   #SB $r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
           $r->print(&Apache::loncommon::start_data_table_row()
                    .$extrafield.'<td valign="'.$valign.'">');
  &begin_form ($r,$curdir);   &begin_form ($r,$curdir);
  $r->print ('<a name="'.$anchor.'"><img src="'.$iconpath.   $r->print ('<a name="'.$anchor.'"></a><img alt="" src="'.$iconpath.
    'whitespace1.gif" border="0" />'."\n");     'whitespace1.gif" class="LC_icon" />'."\n");
  $r->print ('<input type="hidden" name="acts" value="">');   $r->print ('<input type="hidden" name="acts" value="" />');
  $r->print ('<input src="'.$iconpath.'folder_pointer_'.$diropen.   $r->print ('<input src="'.$iconpath.'folder_pointer_'.$diropen.
    '.gif"');      '.gif"'); 
  $r->print (' name="'.$msg.'" height="22" type="image" border="0">'.   $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
    "\n");     "\n");
  $r->print ('<a href="javascript:gothere(\''.$curdir.'\')"><img src='.   my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
    $iconpath.'quill.gif border="0" name="'.$msg.   $r->print ('<a href="javascript:gothere(\''.$quotable_curdir
    '" height="22" /></a>');     .'\')"><img alt="'.$msg.'" src="'.
      $iconpath.'quill.gif" class="LC_indexer_icon" /></a>');
  my $domain=(split(m|/|,$startdir))[2];   my $domain=(split(m|/|,$startdir))[2];
  my $plainname=&Apache::loncommon::plainname($listname,$domain);   my $plainname=&Apache::loncommon::plainname($listname,$domain);
  $r->print ($listname);   $r->print ($listname);
  if (defined($plainname) && $plainname) { $r->print(" ($plainname) "); }   if (defined($plainname) && $plainname) { $r->print(" ($plainname) "); }
  $r->print ($tabtag.'</tr></form>'."\n");   $r->print('</form>'.$tabtag);
           $r->print(&Apache::loncommon::end_data_table_row());
  return OK;   return OK;
     }      }
   
 # display file  # display file
     if (($fnptr == 0 and $filecom[3] ne '') or $absolute) {      if (($fnptr == 0 and $filecom[3] ne '') or $absolute) {
           my $title;
  my $filelink = $pathprefix.$filecom[0];   my $filelink = $pathprefix.$filecom[0];
    if ($hash{'display_attrs_0'} == 1) {
       $title = &Apache::lonnet::gettitle($filelink);
    }
  my @file_ext = split (/\./,$listname);   my @file_ext = split (/\./,$listname);
  my $curfext = $file_ext[-1];   my $curfext = $file_ext[-1];
         if (@Omit) {          if (@Omit) {
             foreach (@Omit) { return OK if ($curfext eq $_); }              foreach (@Omit) { return OK if (lc($curfext) eq $_); }
         }          }
         if (@Only) {          if (@Only) {
             my $skip = 1;              my $skip = 1;
             foreach (@Only) { $skip = 0 if ($curfext eq $_); }              foreach (@Only) { $skip = 0 if (lc($curfext) eq $_); }
             return OK if ($skip > 0);              return OK if ($skip > 0);
         }          }
  # Set the icon for the file   # Set the icon for the file
  my $iconname = &Apache::loncommon::icon($listname);   my $iconname = &Apache::loncommon::icon($listname);
  $r->print("<tr valign='$valign' bgcolor=$fileclr><td nowrap>");  #SB $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">);
    $r->print(&Apache::loncommon::start_data_table_row()); #SB valign="$valign" ?!?
           $r->print('<td valign="top"><span class="LC_nobreak">');
   
  my $metafile = $Apache::lonnet::perlvar{'lonDocRoot'}.$pathprefix.          if ($env{'form.catalogmode'} eq 'interactive') {
     $filecom[0].'.meta';      my $quotable_filelink = &Apache::loncommon::escape_single($filelink);
  if (-e $metafile) {  
     $metafile=1;  
  } else {  
     $metafile=0;  
  }  
         if ($ENV{'form.catalogmode'} eq 'interactive') {  
             $r->print("<a href=\"javascript:select_data(\'",              $r->print("<a href=\"javascript:select_data(\'",
                       $filelink,"')\">");                        $quotable_filelink,"')\">");
     $r->print("<img src='",$iconpath,"select.gif' border='0' /></a>".      $r->print("<img alt=\"\" src='",$iconpath,"select.gif' class='LC_icon' /></a>".
       "\n");        "\n");
     $r->print("</td><td nowrap>");      $r->print('</span></td><td valign="top"><span class="LC_nobreak">');
  } elsif ($ENV{'form.catalogmode'} eq 'groupimport') {   } elsif ($env{'form.catalogmode'} eq 'import') {
     $r->print("<form name='form$fnum'>\n");      $r->print("<form name='form$fnum' action=''>\n");
     $r->print("<input type='checkbox' name='filelink"."' ".      $r->print("<input type='checkbox' name='filelink"."' ".
       "value='$filelink' onClick='".        "value='$filelink' onClick='".
       "javascript:queue(\"form$fnum\")' ");        "javascript:queue(\"form$fnum\")' ");
     if ($hash{'store_'.$filelink}) {      if ($hash{'store_'.$filelink}) {
  $r->print("checked");   $r->print("checked");
     }      }
     $r->print(">\n");      $r->print(" />\n");
     $r->print("</form>\n");      $r->print('</form></span></td><td valign="top"><span class="LC_nobreak">');
     $r->print("</td><td nowrap>");  
     $hash{"pre_${fnum}_link"}=$filelink;      $hash{"pre_${fnum}_link"}=$filelink;
       $hash{"pre_${fnum}_title"}=$title;
       if (!$hash{"pre_${fnum}_title"}) {
           $hash{"pre_${fnum}_title"} = 'Not_retrieved';
       }
      $fnum++;       $fnum++;
  }   }
 # Form to open or close sequences  # Form to open or close sequences
  if ($filelink=~/\.(page|sequence)$/) {   if ($filelink=~/\.(page|sequence)$/) {
     my $curdir = $startdir.$filecom[0].'/';      my $curdir = $startdir.$filecom[0].'/';
     my $anchor = $curdir;  
     $anchor =~ s/\///g;  
     &begin_form($r,$curdir);      &begin_form($r,$curdir);
     $indent--;      $indent--;
  }   }
 # General indentation  # General indentation
  if ($indent > 0 and $indent < 11) {   if ($indent > 0 and $indent < 11) {
     $r->print("<img src=",$iconpath,"whitespace",$indent,      $r->print("<img alt=\"\" src='",$iconpath,"whitespace",$indent,
       ".gif border='0' />\n");        ".gif' class='LC_icon' />\n");
  } elsif ($indent >0) {   } elsif ($indent >0) {
     my $ten = int($indent/10.);      my $ten = int($indent/10.);
     my $rem = $indent%10.0;      my $rem = $indent%10.0;
     my $count = 0;      my $count = 0;
     while ($count < $ten) {      while ($count < $ten) {
  $r->print("<img src=",$iconpath,   $r->print("<img alt=\"\" src=".$iconpath.
   "whitespace10.gif border='0' />\n");    "whitespace10.gif class='LC_icon' />\n");
     $count++;      $count++;
     }      }
     $r->print("<img src=",$iconpath,"whitespace",$rem,      $r->print("<img alt=\"\" src=",$iconpath,"whitespace",$rem,
       ".gif border='0' />\n") if $rem > 0;        ".gif class='LC_icon' />\n") if $rem > 0;
  }   }
 # Sequence open/close icon  # Sequence open/close icon
  if ($filelink=~/\.(page|sequence)$/) {   if ($filelink=~/\.(page|sequence)$/) {
     my $curdir = $startdir.$filecom[0].'/';      my $curdir = $startdir.$filecom[0].'/';
     my $anchor = $curdir;      my $anchor = $curdir;
     $anchor =~ s/\///g;      $anchor =~ s/\W//g;
     $r->print ('<input type="hidden" name="acts" value="">');      $r->print ('<input type="hidden" name="acts" value="" />');
     $r->print ('<a name="'.$anchor.'"><input src="'.$iconpath.      $r->print ('<a name="'.$anchor.'"></a><input src="'.$iconpath.
        'folder_pointer_'.$diropen.'.gif"');         'folder_pointer_'.$diropen.'.gif"');
     $r->print (' name="'.$msg.'" height="22" type="image" border="0">'.      $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
        "\n");         "\n");
  }   }
 # Filetype icons  # Filetype icons
  $r->print("<img src='$iconname' border='0' />\n");   $r->print("<img alt=\"\" src='$iconname' class='LC_icon' />\n");
    my $quotable_filelink = &Apache::loncommon::escape_single($filelink);
   
    $r->print (" <a href=\"javascript:openWindow('".$quotable_filelink.
      "?inhibitmenu=yes','previewfile','450','500','no','yes','yes');\"".
      " target=\"_self\">$listname</a> ");
    $quotable_filelink = &Apache::loncommon::escape_single($filelink.'.meta');
    &Apache::loncommon::inhibit_menu_check(\$quotable_filelink);
    $r->print (" (<a href=\"javascript:openWindow('".$quotable_filelink.
      "?inhibitmenu=yes','metadatafile','500','550','no','yes','no');\" ".
      " target=\"_self\">".&mt('metadata')."</a>) ");
 # Close form to open/close sequence  # Close form to open/close sequence
  if ($filelink=~/\.(page|sequence)$/) {   if ($filelink=~/\.(page|sequence)$/) {
     $r->print('</form>');      $r->print('</form>');
  }   }
  $r->print (" <a href=\"javascript:openWindow('".$filelink.   $r->print("</span></td>\n");
    "', 'previewfile', '450', '500', 'no', 'yes','yes')\";".  
    " TARGET=_self>$listname</a> ");  
   
  $r->print (" (<a href=\"javascript:openWindow('".$filelink.  
    ".meta', 'metadatafile', '500', '550', 'no', 'yes','no')\"; ".  
    "TARGET=_self>metadata</a>) ");  
  $r->print("</td>\n");  
  if ($hash{'display_attrs_0'} == 1) {   if ($hash{'display_attrs_0'} == 1) {
     my $title = &Apache::lonnet::gettitle($filelink,'title');  
     $r->print('<td> '.($title eq '' ? '&nbsp;' : $title).      $r->print('<td> '.($title eq '' ? '&nbsp;' : $title).
       ' </td>'."\n");        ' </td>'."\n");
  }   }
  $r->print('<td align=right> ',   $r->print('<td align="right"> ',
   $filecom[8]," </td>\n")     $filecom[8]," </td>\n") 
     if $hash{'display_attrs_1'} == 1;      if $hash{'display_attrs_1'} == 1;
  $r->print('<td> '.   $r->print('<td> '.
   (localtime($filecom[9]))." </td>\n")                     (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
     if $hash{'display_attrs_2'} == 1;      if $hash{'display_attrs_2'} == 1;
  $r->print('<td> '.   $r->print('<td> '.
   (localtime($filecom[10]))." </td>\n")                     (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
     if $hash{'display_attrs_3'} == 1;      if $hash{'display_attrs_3'} == 1;
   
  if ($hash{'display_attrs_4'} == 1) {   if ($hash{'display_attrs_4'} == 1) {
Line 986  sub display_line { Line 1068  sub display_line {
     $r->print('<td> '.($lang eq '' ? '&nbsp;' : $lang).      $r->print('<td> '.($lang eq '' ? '&nbsp;' : $lang).
       " </td>\n");        " </td>\n");
  }   }
         if ($hash{'display_attrs_7'} == 1) {  
             my $output='';  
             my $embstyle=&Apache::loncommon::fileembstyle($curfext);  
     if ($embstyle eq 'ssi') {  
  my $cache=$Apache::lonnet::perlvar{'lonDocRoot'}.$filelink.  
     '.tmp';  
  if ((!$ENV{'form.updatedisplay'}) &&  
     (-e $cache)) {  
     open(FH,$cache);  
     $output=join("\n",<FH>);  
     close(FH);  
  } else {  
     $output=&Apache::lonnet::ssi_body($filelink);  
     open(FH,">$cache");  
     print FH $output;  
     close(FH);  
  }  
  $output='<font size="-2">'.$output.'</font>';  
    } elsif ($embstyle eq 'img') {  
                $output='<img src="'.$filelink.'" />';  
            } elsif ($filelink=~/^\/res\/(\w+)\/(\w+)\//) {  
                $output='<img src="http://'.  
  $Apache::lonnet::hostname{&Apache::lonnet::homeserver($2,$1)}.  
                  '/cgi-bin/thumbnail.gif?url='.$filelink.'" />';  
            }  
    $r->print('<td> '.($output eq '' ? '&nbsp;':$output).  
       " </td>\n");  
         }  
  if ($hash{'display_attrs_8'} == 1) {   if ($hash{'display_attrs_8'} == 1) {
 # statistics  # statistics
       &dynmetaread($filelink);
     $r->print("<td>");      $r->print("<td>");
     if ($dynhash{$filelink}->{'stdno'}) {      &dynmetaprint($r,$filelink,'count');
  $r->print(&mt('Number of students: ').      &dynmetaprint($r,$filelink,'course');
   $dynhash{$filelink}->{'stdno'}.'<br />');      &dynmetaprint($r,$filelink,'stdno');
     }      &dynmetaprint($r,$filelink,'avetries');
       &dynmetaprint($r,$filelink,'difficulty');
       &dynmetaprint($r,$filelink,'disc');
       &dynmetaprint($r,$filelink,'clear');
       &dynmetaprint($r,$filelink,'technical');
       &dynmetaprint($r,$filelink,'correct');
       &dynmetaprint($r,$filelink,'helpful');
       &dynmetaprint($r,$filelink,'depth');
     $r->print("&nbsp;</td>\n");      $r->print("&nbsp;</td>\n");
   
  }   }
  if ($hash{'display_attrs_10'} == 1) {   if ($hash{'display_attrs_10'} == 1) {
     my $source = &Apache::lonnet::metadata($filelink,'sourceavail');      my $source = &Apache::lonnet::metadata($filelink,'sourceavail');
     if($source eq 'open') {      if($source eq 'open') {
  my $sourcelink = &Apache::lonsource::make_link($filelink);   my $sourcelink = &Apache::lonsource::make_link($filelink,$listname);
  $r->print('<td>'."<a href=\"javascript:openWindow('".$sourcelink.   my $quotable_sourcelink = &Apache::loncommon::escape_single($sourcelink);
   "', 'previewsource', '700', '700', 'no', 'yes','yes')\";".   &Apache::loncommon::inhibit_menu_check(\$quotable_sourcelink);
   " TARGET=_self>Yes</a> "."</td>\n");   $r->print('<td>'."<a href=\"javascript:openWindow('"
     .$quotable_sourcelink.
     "', 'previewsource', '700', '700', 'no', 'yes','yes');\"".
     " target=\"_self\">".&mt('Source Code')."</a> "."</td>\n");
     } else { #A cuddled else. :P      } else { #A cuddled else. :P
  $r->print("<td>&nbsp;</td>\n");   $r->print("<td>&nbsp;</td>\n");
     }      }
  }   }
  if ($hash{'display_attrs_11'} == 1) {   if ($hash{'display_attrs_11'} == 1) {
 # links  # links
     $r->print("<td>$filelink");     &dynmetaread($filelink);
     if ($dynhash{$filelink}->{'goto_list'}) {     $r->print('<td>');
  $r->print(&mt('Number of students: ').     &coursecontext($r,$filelink);
   $dynhash{$filelink}->{'goto_list'}.'<br />');     &dynmetaprint($r,$filelink,'goto_list');
     }     &dynmetaprint($r,$filelink,'comefrom_list');
     if ($dynhash{$filelink}->{'comefrom_list'}) {     &dynmetaprint($r,$filelink,'sequsage_list');
  $r->print(&mt('Number of students: ').     &dynmetaprint($r,$filelink,'dependencies');
   $dynhash{$filelink}->{'comefrom_list'}.'<br />');             &dynmetaprint($r,$filelink,'course_list');
     }     $r->print('</td>');
     $r->print("&nbsp;</td>\n");          }
  }          if ($hash{'display_attrs_7'} == 1) {
  $r->print("</tr>\n");  # Show resource
      my $output=&showpreview($filelink);
              $r->print('<td> '.($output eq '' ? '&nbsp;':$output).
         " </td>\n");
           }
           $r->print(&Apache::loncommon::end_data_table_row());
     }      }
   
 # -- display directory  # -- display directory
     if ($fnptr == $dirptr) {      if ($fnptr == $dirptr) {
  my $curdir = $startdir.$filecom[0].'/';   my $curdir = $startdir.$filecom[0].'/';
  my $anchor = $curdir;   my $anchor = $curdir;
  $anchor =~ s/\///g;   $anchor =~ s/\W//g;
  $r->print("<tr bgcolor=$fileclr>$extrafield<td valign=$valign>");  #SB $r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
           $r->print(&Apache::loncommon::start_data_table_row()); # SB: bgcolor suggestion: darkgrey ("LC_info_row"?!?)
   # $r->print('<tr class="LC_info_row">');
           $r->print($extrafield.'<td valign="'.$valign.'">');
  &begin_form ($r,$curdir);   &begin_form ($r,$curdir);
  my $indentm1 = $indent-1;   my $indentm1 = $indent-1;
  if ($indentm1 < 11 and $indentm1 > 0) {   if ($indentm1 < 11 and $indentm1 > 0) {
     $r->print("<img src=",$iconpath,"whitespace",$indentm1,      $r->print("<img alt=\"\" src=",$iconpath,"whitespace",$indentm1,
       ".gif border='0' />\n");        ".gif class='LC_icon' />\n");
  } else {   } else {
     my $ten = int($indentm1/10.);      my $ten = int($indentm1/10.);
     my $rem = $indentm1%10.0;      my $rem = $indentm1%10.0;
     my $count = 0;      my $count = 0;
     while ($count < $ten) {      while ($count < $ten) {
  $r->print ("<img src=",$iconpath   $r->print ("<img alt=\"\" src=",$iconpath
    ,"whitespace10.gif border='0' />\n");     ,"whitespace10.gif class='LC_icon' />\n");
  $count++;   $count++;
     }      }
     $r->print ("<img src=",$iconpath,"whitespace",$rem,      $r->print ("<img alt=\"\" src=",$iconpath,"whitespace",$rem,
        ".gif border='0' />\n") if $rem > 0;         ".gif class='LC_icon' />\n") if $rem > 0;
  }   }
  $r->print ('<input type="hidden" name="acts" value="">');   $r->print ('<input type="hidden" name="acts" value="" />');
  $r->print ('<a name="'.$anchor.'"><input src="'.$iconpath.   $r->print ('<a name="'.$anchor.'"></a><input src="'.$iconpath.
    'folder_pointer_'.$diropen.'.gif"');     'folder_pointer_'.$diropen.'.gif"');
  $r->print (' name="'.$msg.'" height="22" type="image" border="0">'.   $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
    "\n");     "\n");
  $r->print ('<a href="javascript:gothere(\''.$curdir.'\')"><img src="'.   my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
    $iconpath.'folder_'.$diropen.'.gif" border="0" /></a>'.   $r->print ('<a href="javascript:gothere(\''
      .$quotable_curdir.'\')">'
      .'<img alt="'.&mt('Open Folder').'"src="'.
      $iconpath.'folder_'.$diropen.'.gif" class="LC_icon" /></a>'.
    "\n");     "\n");
  $r->print ("$listname</td>\n");   $r->print ("$listname</form></td>\n");
 # Attributes  # Attributes
  my $filelink = $startdir.$filecom[0].'/default';   my $filelink = $startdir.$filecom[0].'/default';
   
  if ($hash{'display_attrs_0'} == 1) {   if ($hash{'display_attrs_0'} == 1) {
     my $title = &Apache::lonnet::gettitle($filelink,'title');      my $title = &Apache::lonnet::gettitle($filelink);
     $r->print('<td> '.($title eq '' ? '&nbsp;' : $title).      $r->print('<td> '.($title eq '' ? '&nbsp;' : $title).
       ' </td>'."\n");        ' </td>'."\n");
  }   }
  $r->print('<td align=right> ',   $r->print('<td align="right"> ',
   $filecom[8]," </td>\n")     $filecom[8]," </td>\n") 
     if $hash{'display_attrs_1'} == 1;      if $hash{'display_attrs_1'} == 1;
  $r->print('<td> '.   $r->print('<td> '.
   (localtime($filecom[9]))." </td>\n")                     (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
     if $hash{'display_attrs_2'} == 1;      if $hash{'display_attrs_2'} == 1;
  $r->print('<td> '.   $r->print('<td> '.
   (localtime($filecom[10]))." </td>\n")                     (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
     if $hash{'display_attrs_3'} == 1;      if $hash{'display_attrs_3'} == 1;
   
  if ($hash{'display_attrs_4'} == 1) {   if ($hash{'display_attrs_4'} == 1) {
Line 1118  sub display_line { Line 1194  sub display_line {
     $r->print('<td> '.($lang eq '' ? '&nbsp;' : $lang).      $r->print('<td> '.($lang eq '' ? '&nbsp;' : $lang).
       " </td>\n");        " </td>\n");
  }   }
         if ($hash{'display_attrs_7'} == 1) {  
    $r->print('<td>&nbsp;</td>');  
         }  
  if ($hash{'display_attrs_8'} == 1) {   if ($hash{'display_attrs_8'} == 1) {
    $r->print('<td>&nbsp;</td>');     $r->print('<td>&nbsp;</td>');
  }   }
  if ($hash{'display_attrs_10'} == 1) {    if ($hash{'display_attrs_10'} == 1) {
    $r->print('<td>&nbsp;</td>');     $r->print('<td>&nbsp;</td>');
  }   }
  if ($hash{'display_attrs_11'} == 1) {   if ($hash{'display_attrs_11'} == 1) {
    $r->print('<td>&nbsp;</td>');     $r->print('<td>&nbsp;</td>');
  }   }
  $r->print('</form></tr>');   if ($hash{'display_attrs_7'} == 1) {
      $r->print('<td>&nbsp;</td>');
           }
           $r->print(&Apache::loncommon::end_data_table_row());
       }
   
   }
   
   sub coursecontext {
       my ($r,$filelink)=@_;
       my $filesymb=&Apache::lonnet::symbread($filelink);
       if ($filesymb) {
    my ($map,$index,$resource)=&Apache::lonnet::decode_symb($filesymb);
    $r->print(&mt('Already in this course:<br />[_1] in folder/map [_2].<br />',
         &Apache::lonnet::gettitle($resource),
         &Apache::lonnet::gettitle($map)));
       }
   }
   
   sub showpreview {
       my ($filelink)=@_;
       if ($filelink=~m-^(/ext/|http://)-) {
    return &mt('External Resource, preview not enabled');
       }
       my ($curfext)=($filelink=~/\.(\w+)$/);
       my $output='';
       my $embstyle=&Apache::loncommon::fileembstyle($curfext);
       if ($embstyle eq 'ssi') {
          my $cache=$Apache::lonnet::perlvar{'lonDocRoot'}.$filelink.
                       '.tmp';
          if ((!$env{'form.updatedisplay'}) &&
                       (-e $cache)) {
             open(FH,$cache);
             $output=join("\n",<FH>);
             close(FH);
          } else {
   # In update display mode, remove old cache. This is done to retroactively
   # clean up course context renderings.
     if (-e $cache) {
          unlink($cache);
     }
             $output=&Apache::lonnet::ssi_body($filelink);
   # Is access denied? Don't render, don't store
             if ($output=~/LONCAPAACCESSCONTROLERRORSCREEN/s) {
                $output='';
   # Was this rendered in course content? Don't store
             } elsif (!&Apache::lonnet::symbread($filelink)) {
                open(FH,">$cache");
                print FH $output;
                close(FH);
             }
          }
          $output='<font size="-2">'.$output.'</font>';
       } elsif ($embstyle eq 'img') {
          $output='<img alt="'.&mt('Preview').'" src="'.$filelink.'" />';
       } elsif ($filelink=~m{^/res/($match_domain)/($match_username)/}) {
          $output='<img  alt="'.&mt('Preview').'" src="http://'.
                    &Apache::lonnet::hostname(&Apache::lonnet::homeserver($2,$1)).
                    '/cgi-bin/thumbnail.gif?url='.$filelink.'" />';
     }      }
       return $output;
   }
   
   sub dynmetaprint {
       my ($r,$filelink,$item)=@_;
       if ($dynhash{$filelink}->{$item}) {
    $r->print("\n<br />".$fieldnames{$item}.': '.
     &Apache::lonmeta::prettyprint($item,
    $dynhash{$filelink}->{$item},
     (($env{'form.catalogmode'} ne 'import')?'preview':''),
     '',
     (($env{'form.catalogmode'} eq 'import')?'document.forms.fileattr':''),1));
       }
 }  }
   
 # ------------------- prints the beginning of a form for directory or file link  # ------------------- prints the beginning of a form for directory or file link
 sub begin_form {  sub begin_form {
     my ($r,$uri) = @_;      my ($r,$uri) = @_;
     my $anchor = $uri;      my $anchor = $uri;
     $anchor =~ s/\///g;      $anchor =~ s/\W//g;
       $uri=&Apache::loncommon::escape_single($uri);
     $r->print ('<form method="post" name="dirpath'.$dnum.'" action="'.$uri.      $r->print ('<form method="post" name="dirpath'.$dnum.'" action="'.$uri.
        '#'.$anchor.         '#'.$anchor.
        '" onSubmit="return rep_dirpath(\''.$dnum.'\''.         '" onSubmit="return rep_dirpath(\''.$dnum.'\''.
        ',document.forms.fileattr.acts.value)" '.         ',document.forms.fileattr.acts.value)" '.
        'enctype="application/x-www-form-urlencoded">'."\n");         'enctype="application/x-www-form-urlencoded">'."\n");
     $r->print ('<input type="hidden" name="openuri" value="'.$uri.'">'.      $r->print ('<input type="hidden" name="openuri" value="'.$uri.'" />'.
        "\n");         "\n");
     $r->print ('<input type="hidden" name="dirPointer" value="on">'."\n");      $r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n");
       $r->print(&Apache::loncommon::inhibit_menu_check('input'));
     $dnum++;      $dnum++;
 }  }
   
 # --------- settings whenever the user causes the indexer window to be launched  # --------- settings whenever the user causes the indexer window to be launched
 sub start_fresh_session {  sub start_fresh_session {
     delete $hash{'form.catalogmode'};      my ($hash) = @_;
     delete $hash{'form.mode'};      delete $hash->{'form.catalogmode'};
     delete $hash{'form.form'};      delete $hash->{'form.mode'};
     delete $hash{'form.element'};      delete $hash->{'form.form'};
     delete $hash{'form.omit'};      delete $hash->{'form.element'};
     delete $hash{'form.only'};      delete $hash->{'form.omit'};
     foreach (keys %hash) {      delete $hash->{'form.only'};
         delete $hash{$_} if (/^(pre_|store)/);      foreach (keys %{$hash}) {
           delete $hash->{$_} if (/^(pre_|store)/);
     }      }
 }  }
   
Line 1183  sub cleanup { Line 1329  sub cleanup {
     if (tied(%hash)){      if (tied(%hash)){
  &Apache::lonnet::logthis('Cleanup indexer: hash');   &Apache::lonnet::logthis('Cleanup indexer: hash');
     }      }
       return OK;
 }  }
   
   
   
   
   
 =head1 NAME  =head1 NAME
   
 Apache::lonindexer - mod_perl module for cross server filesystem browsing  Apache::lonindexer - mod_perl module for cross server filesystem browsing
Removed from v.1.112  
changed lines
  Added in v.1.184

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