--- loncom/interface/londocs.pm	2003/10/28 00:31:02	1.89
+++ loncom/interface/londocs.pm	2004/01/29 00:50:44	1.100
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Documents
 #
-# $Id: londocs.pm,v 1.89 2003/10/28 00:31:02 www Exp $
+# $Id: londocs.pm,v 1.100 2004/01/29 00:50:44 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -402,33 +402,34 @@ sub entryline {
     $renametitle=~s/\&quot\;/\\\"/g;
     my $line='<tr>';
 # Edit commands
-    if ($allowed) {
-       $line.=(<<END);
+     if ($allowed) {
+	 my %lt=('up' => 'Move Up',
+		 'dw' => 'Move Down',
+		 'rm' => 'Remove',
+		 'rn' => 'Rename');
+      $line.=(<<END);
 <td><table border='0' cellspacing='2' cellpadding='0'>
 <tr><td bgcolor="#DDDDDD">
 <a href='/adm/coursedocs?folder=$folder&cmd=up_$index'>
-<img src="${iconpath}move_up.gif" alt='UP' border='0' /></a></td></tr>
+<img src="${iconpath}move_up.gif" alt='$lt{'up'}' border='0' /></a></td></tr>
 <tr><td bgcolor="#DDDDDD">
 <a href='/adm/coursedocs?folder=$folder&cmd=down_$index'>
-<img src="${iconpath}move_down.gif" alt='DOWN' border='0' /></a></td></tr>
+<img src="${iconpath}move_down.gif" alt='$lt{'dw'}' border='0' /></a></td></tr>
 </table></td><td bgcolor="#DDDDDD">
 <a href='javascript:removeres("$folder","$index","$renametitle");'>
-<font size="-2" color="#990000">Remove</font></a>
+<font size="-2" color="#990000">$lt{'rm'}</font></a>
 <a href='javascript:changename("$folder","$index","$renametitle");'>
-<font size="-2" color="#009900">Rename</font></a></td>
+<font size="-2" color="#009900">$lt{'rn'}</font></a></td>
 END
     }
 # Figure out what kind of a resource this is
     my ($extension)=($url=~/\.(\w+)$/);
     my $uploaded=($url=~/^\/*uploaded\//);
-    my $icon='unknown';
-    if (-e "/home/httpd/html/adm/lonIcons/$extension.gif") {
-	$icon=$extension;
-    }
+    my $icon=&Apache::loncommon::icon($url);
     my $isfolder=0;
     if ($uploaded) {
        if ($extension eq 'sequence') {
-	  $icon='folder_closed';
+	  $icon=$iconpath.'/folder_closed.gif';
           $url=~/\/(\w+)\.sequence/;
           $url='/adm/coursedocs?folder='.$1;
           $isfolder=1;
@@ -450,8 +451,7 @@ END
     if ($isfolder) { $url.='&foldername='.
        &Apache::lonnet::escape($foldertitle); }
     $line.='<td bgcolor="#FFFFBB"><a href="'.$url.'" target="cat_'.$folder.
-'"><img src="/adm/lonIcons/'.
-        $icon.'.gif" border="0"></a></td>'.
+	'"><img src="'.$icon.'" border="0"></a></td>'.
         "<td bgcolor='#FFFFBB'><a href='$url' target='cat_$folder'>$title</a></td></tr>";
     return $line;
 }
@@ -506,11 +506,12 @@ sub checkonthis {
                  &Apache::lonxml::xmlparse($r,'web',
                    &Apache::lonnet::getfile(
                     &Apache::lonnet::filelocation('',$url)));
+		 undef($Apache::lonhomework::parsing_a_problem);
 		 $ENV{'request.filename'}=$oldpath;
                  if (($Apache::lonxml::errorcount) ||
                      ($Apache::lonxml::warningcount)) {
 		     if ($Apache::lonxml::errorcount) {
-                        $r->print('<font color="red"><b>'.
+                        $r->print('<img src="/adm/lonMisc/bomb.gif" /><font color="red"><b>'.
 			  $Apache::lonxml::errorcount.' '.
 				  &mt('error(s)').'</b></font> ');
                      }
@@ -534,7 +535,11 @@ sub checkonthis {
           } elsif ($result==HTTP_SERVICE_UNAVAILABLE) {
              $r->print('<font color="red"><b>'.&mt('connection down').'</b></font>');
           } elsif ($result==HTTP_NOT_FOUND) {
-             $r->print('<font color="red"><b>'.&mt('not found').'</b></font>');
+	      unless ($url=~/\$/) {
+		  $r->print('<font color="red"><b>'.&mt('not found').'</b></font>');
+	      } else {
+		  $r->print('<font color="yellow"><b>'.&mt('unable to verify variable URL').'</b></font>');
+	      }
           } else {
              $r->print('<font color="red"><b>'.&mt('access denied').'</b></font>');
           }
@@ -572,8 +577,6 @@ sub checkversions {
     my $r=shift;
     $r->print('<html><head><title>Check Versions</title></head>'.
               &Apache::loncommon::bodytag('Check Course Document Versions'));
-    $hashtied=0;
-    &tiehash();
     my $header='';
     my $startsel='';
     my $monthsel='';
@@ -582,9 +585,63 @@ sub checkversions {
     my $allsel='';
     my %changes=();
     my $starttime=0;
+    my $haschanged=0;
+    my %setversions=&Apache::lonnet::dump('resourceversions',
+			  $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
+			  $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
+
+    $hashtied=0;
+    &tiehash();
+    my %newsetversions=();
+    if ($ENV{'form.setmostrecent'}) {
+	$haschanged=1;
+	foreach (keys %hash) {
+	    if ($_=~/^ids\_(\/res\/.+)$/) {
+		$newsetversions{$1}='mostrecent';
+	    }
+	}
+    } elsif ($ENV{'form.setcurrent'}) {
+	$haschanged=1;
+	foreach (keys %hash) {
+	    if ($_=~/^ids\_(\/res\/.+)$/) {
+		my $getvers=&Apache::lonnet::getversion($1);
+		if ($getvers>0) {
+		    $newsetversions{$1}=$getvers;
+		}
+	    }
+	}
+    } elsif ($ENV{'form.setversions'}) {
+	$haschanged=1;
+	foreach (keys %ENV) {
+	    if ($_=~/^form\.set_version_(.+)$/) {
+		my $src=$1;
+		&Apache::lonnet::logthis('Found: '.$1.' '.$ENV{$_});
+		if (($ENV{$_}) && ($ENV{$_} ne $setversions{$src})) {
+		    $newsetversions{$src}=$ENV{$_};
+		}
+	    }
+	}
+    }
+    if ($haschanged) {
+        if (&Apache::lonnet::put('resourceversions',\%newsetversions,
+			  $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
+			  $ENV{'course.'.$ENV{'request.course.id'}.'.num'}) eq 'ok') {		
+	    $r->print('<h1>'.&mt('Your Version Settings have been Stored').'</h1>');
+	} else {
+	    $r->print('<h1><font color="red">'.&mt('An Error Occured while Attempting to Store your Version Settings').'</font></h1>');
+	}
+	&changewarning($r,'');
+    }
     if ($ENV{'form.timerange'} eq 'all') {
 # show all documents
 	$header=&mt('All Documents in Course');
+	$allsel=1;
+	foreach (keys %hash) {
+	    if ($_=~/^ids\_(\/res\/.+)$/) {
+		my $src=$1;
+		$changes{$src}=1;
+	    }
+	}
     } else {
 # show documents which changed
 	%changes=&Apache::lonnet::dump
@@ -618,21 +675,30 @@ sub checkversions {
 	    $header=&mt('No content modifications yet.');
 	}
     }
+    %setversions=&Apache::lonnet::dump('resourceversions',
+			  $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
+			  $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
     my %lt=&Apache::lonlocal::texthash
 	      ('st' => 'Version changes since start of Course',
 	       'lm' => 'Version changes since last Month',
 	       'lw' => 'Version changes since last Week',
 	       'sy' => 'Version changes since Yesterday',
-               'al' => 'All Resources',
+               'al' => 'All Resources (possibly large output)',
 	       'sd' => 'Display',
 	       'fi' => 'File',
 	       'md' => 'Modification Date',
                'mr' => 'Most recently published Version',
 	       've' => 'Version used in Course',
-               'vu' => 'Set Version to be used in Course', 
+               'vu' => 'Set Version to be used in Course',
+'sv' => 'Set Versions to be used in Course according to Selections below',
+'sm' => 'Keep all Resources up-to-date with most recent Versions (default)',
+'sc' => 'Set all Resource Versions to current Version (Fix Versions)',
 	       'di' => 'Differences');
     $r->print(<<ENDHEADERS);
 <form action="/adm/coursedocs" method="post">
+<input type="hidden" name="versions" value="1" />
+<input type="submit" name="setmostrecent" value="$lt{'sm'}" />
+<input type="submit" name="setcurrent" value="$lt{'sc'}" /><hr />
 <select name="timerange">
 <option value='all' $allsel>$lt{'al'}</option>
 <option value="-1" $startsel>$lt{'st'}</option>
@@ -640,40 +706,45 @@ sub checkversions {
 <option value="604800" $weeksel>$lt{'lw'}</option>
 <option value="86400" $daysel>$lt{'sy'}</option>
 </select>
-<input type="submit" name="versions" value="$lt{'sd'}" />
-</form>
+<input type="submit" name="display" value="$lt{'sd'}" />
 <h3>$header</h3>
+<input type="submit" name="setversions" value="$lt{'sv'}" />
 <table border="2">
 <tr>
 <th>$lt{'fi'}</th><th>$lt{'md'}</th><th>$lt{'mr'}</th>
 <th>$lt{'ve'}</th><th>$lt{'vu'}</th><th>$lt{'di'}</th></tr>
 ENDHEADERS
-    foreach (keys %changes) {
+    foreach (sort keys %changes) {
 	if ($changes{$_}>$starttime) {
 	    my ($root,$extension)=($_=~/^(.*)\.(\w+)$/);
 	    my $currentversion=&Apache::lonnet::getversion($_);
+	    if ($currentversion<0) {
+		$currentversion=&mt('Could not be determined.');
+	    }
 	    my $linkurl=&Apache::lonnet::clutter($_);
 	    $r->print(
-		      '<tr><td><a href="'.$linkurl.'" target="cat">'.$linkurl.
+		      '<tr><td><b>'.
+		      &Apache::lonnet::gettitle($linkurl).
+		   '</b><br /><a href="'.$linkurl.'" target="cat">'.$linkurl.
 		      '</a></td><td>'.
 		      &Apache::lonlocal::locallocaltime($changes{$_}).
                       '</td><td><font size="+2">'.
 		      $currentversion.'</font></td><td><font size="+2">');
 # Used in course
 	    my $usedversion=$hash{'version_'.$linkurl};
-	    if ($usedversion) {
+	    if (($usedversion) && ($usedversion ne 'mostrecent')) {
 		$r->print($usedversion);
 	    } else {
 		$r->print($currentversion);
 	    }
 	    $r->print('</font></td><td>');
 # Set version
-	    $r->print(&Apache::loncommon::select_form($usedversion,
+	    $r->print(&Apache::loncommon::select_form($setversions{$linkurl},
 						      'set_version_'.$linkurl,
 						      ('' => '',
-						       'current' => 'current',
+						       'mostrecent' => 'most recent',
 						       map {$_,$_} (1..$currentversion))));
-	    $r->print('</td><td>');
+	    $r->print('</td><td><font size="1"><ul>');
 	    my $lastold=1;
 	    for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {
 		my $url=$root.'.'.$prevvers.'.'.$extension;
@@ -684,27 +755,40 @@ ENDHEADERS
 	    }
             for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {
 		my $url=$root.'.'.$prevvers.'.'.$extension;
-		$r->print('<a href="'.&Apache::lonnet::clutter($url).
-			  '">'.&mt('Version').' '.$prevvers.' ('.
+		$r->print('<li><a href="'.&Apache::lonnet::clutter($url).
+			  '">'.&mt('Version').' '.$prevvers.'</a> ('.
 			  &Apache::lonlocal::locallocaltime(&Apache::lonnet::metadata($url,'lastrevisiondate')).
-			  ')</a>');
+			  ')');
 		if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {
                     $r->print(' <a href="/adm/diff?filename='.
 			      &Apache::lonnet::clutter($root.'.'.$extension).
 			      '&versionone='.$prevvers.
 			      '">'.&mt('Diffs').'</a>');
 		}
-		$r->print('<br />');
+		$r->print('</li>');
 	    }
-	    $r->print('</td></tr>');
+	    $r->print('</ul></font></td></tr>');
 	}
     }
-    $r->print('</table>');
+    $r->print('</table></form>');
     $r->print('<h1>'.&mt('Done').'.</h1>');
 
     &untiehash();
 }
 
+sub changewarning {
+    my ($r,$postexec)=@_;
+    $r->print(
+'<script>function reinit(tf) { tf.submit();'.$postexec.' }</script>'. 
+'<form method="post" action="/adm/roles" target="loncapaclient">'.
+'<input type="hidden" name="orgurl" value="/adm/coursedocs" /><input type="hidden" name="selectrole" value="1" /><h3><font color="red">'.
+&mt('Changes will become active for your current session after').
+' <input type="hidden" name="'.
+$ENV{'request.role'}.'" value="1" /><input type="button" value="'.
+&mt('re-initializing course').'" onClick="reinit(this.form)"/>'.&mt(', or the next time you log in.').
+$help{'Caching'}.'</font></h3></form>');
+}
+
 # ================================================================ Main Handler
 sub handler {
     my $r = shift;
@@ -712,7 +796,6 @@ sub handler {
     $r->send_http_header;
     return OK if $r->header_only;
 
-    &Apache::lonlocal::clearreroutetrans();
 # --------------------------------------------- Initialize help topics for this
   foreach ('Adding_Course_Doc','Main_Course_Documents',
            'Adding_External_Resource','Navigate_Content',
@@ -883,7 +966,9 @@ ENDNEWSCRIPT
 # -------------------------------------------------------------------- Body tag
   $r->print('</head>'.
             &Apache::loncommon::bodytag('Course Documents','',$events,
-					'','',$showdoc));
+					'','',$showdoc).
+	    &Apache::loncommon::help_open_faq(273).
+	    &Apache::loncommon::help_open_bug('RAT'));
   unless ($showdoc) {
 # -----------------------------------------------------------------------------
        my %lt=&Apache::lonlocal::texthash(
@@ -904,7 +989,10 @@ ENDNEWSCRIPT
                 'sipr' => 'Simple Problem',
                 'scuf' => 'Score Upload Form',
                 'bull' => 'Bulletin Board',
-                'mypi' => 'My Personal Info'
+                'mypi' => 'My Personal Info',
+                'file' =>  'File',
+                'title' => 'Title',
+                'comment' => 'Comment' 
 					  );
 # -----------------------------------------------------------------------------
     if ($allowed) {
@@ -934,7 +1022,7 @@ $dumpbut
 </form>
 ENDCOURSEVERIFY
        $r->print(&Apache::loncommon::help_open_topic('Docs_Adding_Course_Doc',
-		     'Editing the Table of Contents for your Course'));
+		     &mt('Editing the Table of Contents for your Course')));
     }
 # --------------------------------------------------------- Standard documents
     $r->print('<table border=2 cellspacing=4 cellpadding=4>');
@@ -952,15 +1040,7 @@ ENDCOURSEVERIFY
        $hadchanges=0;
        &editor($r,$coursenum,$coursedom,$folder,$allowed);
        if ($hadchanges) {
-	   $r->print(
-'<script>function reinit(tf) { tf.submit();'.$postexec.' }</script>'. 
-'<form method="post" action="/adm/roles" target="loncapaclient">'.
-'<input type="hidden" name="orgurl" value="/adm/coursedocs" /><input type="hidden" name="selectrole" value="1" /><h3><font color="red">'.
-&mt('Changes will become active for your current session after').
-' <input type="hidden" name="'.
-$ENV{'request.role'}.'" value="1" /><input type="button" value="'.
-&mt('re-initializing course').'" onClick="reinit(this.form)"/>'.&mt(', or the next time you log in.').
-$help{'Caching'}.'</font></h3></form>');
+	   &changewarning($r,$postexec);
        }
        my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
                      '.sequence';
@@ -971,11 +1051,11 @@ $help{'Caching'}.'</font></h3></form>');
 <th bgcolor="#DDDDDD">$lt{'spec'}</th>
 </tr>
 <tr><td bgcolor="#DDDDDD">
-File:<br />
+$lt{'file'}:<br />
 <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
 <input type="file" name="uploaddoc" size="40">
 <br />
-Title:<br />
+$lt{'title'}:<br />
 <input type="text" size="50" name="comment">
 <input type="hidden" name="folder" value="$folder">
 <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
@@ -1121,7 +1201,7 @@ ENDFORM
 <tr><td bgcolor="#DDDDDD">
 <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
 <input type="file" name="uploaddoc" size="40">
-<br />Comment:<br />
+<br />$lt{'comment'}:<br />
 <textarea cols=50 rows=4 name='comment'>
 </textarea>
 <input type="hidden" name="folder" value="$folder">
@@ -1207,7 +1287,7 @@ ENDSUPFORM
          &entryline(0,&mt("Click to download or use your browser's Save Link function"),$showdoc).'</table></p>');
   }
  }
- $r->print(&Apache::lonlocal::endreroutetrans().'</body></html>');
+ $r->print('</body></html>');
  return OK;
 }