--- loncom/publisher/lonpubdir.pm	2001/05/26 15:29:22	1.8
+++ loncom/publisher/lonpubdir.pm	2001/12/04 15:34:57	1.16
@@ -1,6 +1,30 @@
 # The LearningOnline Network with CAPA
-#
 # (Publication Handler
+#
+# $Id: lonpubdir.pm,v 1.16 2001/12/04 15:34:57 albertel Exp $
+#
+# Copyright Michigan State University Board of Trustees
+#
+# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
+#
+# LON-CAPA is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# LON-CAPA is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with LON-CAPA; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#
+# /home/httpd/html/adm/gpl.txt
+#
+# http://www.lon-capa.org/
+#
 # 
 # (TeX Content Handler
 #
@@ -10,7 +34,7 @@
 # 03/23 Guy Albertelli
 # 03/24,03/29 Gerd Kortemeyer)
 #
-# 03/31,04/03,05/09 Gerd Kortemeyer
+# 03/31,04/03,05/09,06/23,08/18,08/20 Gerd Kortemeyer
 
 package Apache::lonpubdir;
 
@@ -39,9 +63,10 @@ sub handler {
   my $uname;
   my $udom;
 
-  unless (($uname,$udom)=
+  ($uname,$udom)=
     &Apache::loncacc::constructaccess(
-             $fn,$r->dir_config('lonDefDomain'))) {
+             $fn,$r->dir_config('lonDefDomain')); 
+  unless (($uname) && ($udom)) {
      $r->log_reason($uname.' at '.$udom.
          ' trying to publish file '.$ENV{'form.filename'}.
          ' ('.$fn.') - not authorized', 
@@ -85,19 +110,34 @@ sub handler {
   my $linkdir='/~'.$uname.$thisdisfn;
 
   $r->print('<table border=2>'.
-            '<tr><th>Filename</th><th>Modified</th><th>Status</th></tr>');
+ '<tr><th>Filename</th><th>Modified</th><th>Status</th><th>&nbsp;</th></tr>');
 
   my $filename;
   my $dirptr=16384;
 
   opendir(DIR,$fn);
-  while ($filename=readdir(DIR)) {
+  my @files=sort(readdir(DIR));
+  foreach my $filename (@files) {
      my ($cdev,$cino,$cmode,$cnlink,
          $cuid,$cgid,$crdev,$csize,
          $catime,$cmtime,$cctime,
          $cblksize,$cblocks)=stat($fn.'/'.$filename);
-     $filename=~/\.(\w+)$/;
-     if (($1 ne 'meta') && (&Apache::lonnet::fileembstyle($1))) {
+
+     my $extension='';
+     if ($filename=~/\.(\w+)$/) { $extension=$1; }
+     if ($cmode&$dirptr) {
+         my $disfilename=$filename;
+         if ($filename eq '..') {
+	     $disfilename='<i>Parent Directory</i>';
+         }
+         unless ((($filename eq '..') && ($thisdisfn eq '')) ||
+                 ($filename eq '.')) {
+           $r->print('<tr bgcolor=#BBBBFF'.
+           '><td><a href="'.$linkdir.'/'.$filename.'">'.$disfilename.
+ '</a></td><td>'.localtime($cmtime).'</td><td>&nbsp;</td><td>&nbsp;</td></tr>'
+           );
+         }
+     } elsif (&Apache::lonnet::fileembstyle($extension) ne 'hdn') {
          my $status='Unpublished';
          my $bgcol='#FFBBBB';
          if (-e $resdir.'/'.$filename) {
@@ -114,25 +154,21 @@ sub handler {
                 if 
             (&Apache::lonnet::fileembstyle(($filename=~/\.(\w+)$/)) eq 'ssi') {
                    $status.='<br><a href="/adm/diff?filename=/~'.$uname.
-                                         '/'.$filename.
+                                         $thisdisfn.'/'.$filename.
 		       '&versionone=priv" target=cat>Diffs</a>';
 	        }
             }   
+            $status.='<br><a href="/adm/retrieve?filename=/~'.$uname.
+              $thisdisfn.'/'.$filename.'" target=cat>Retrieve</a>';
 	 }
          $r->print('<tr bgcolor='.$bgcol.
          '><td><a href="'.$linkdir.'/'.$filename.'">'.$filename.
-         '</a></td><td>'.localtime($cmtime).'</td><td>'.$status.'</td></tr>');
-     } elsif ($cmode&$dirptr) {
-         my $disfilename=$filename;
-         if ($filename eq '..') {
-	     $disfilename='<i>Parent Directory</i>';
-         }
-         unless ((($filename eq '..') && ($thisdisfn eq '')) ||
-                 ($filename eq '.')) {
-           $r->print('<tr bgcolor=#BBBBFF'.
-           '><td><a href="'.$linkdir.'/'.$filename.'">'.$disfilename.
-           '</a></td><td>'.localtime($cmtime).'</td><td>&nbsp;</td></tr>');
-         }
+         '</a></td><td>'.localtime($cmtime).'</td><td>'.$status.'</td>'.
+     '<td><a target="_parent" href="/adm/publish?filename=/~'.$uname.
+                                      $thisdisfn.'/'.$filename.'">'.
+         'Publish</a></td></tr>');
+     } else {
+	# "hidden" extension and not a directory, so hide it away.
      }
   }
   closedir(DIR);