File:  [LON-CAPA] / loncom / interface / londocs.pm
Revision 1.108: download - view: text, annotated - select for diffs
Fri Feb 27 18:16:54 2004 UTC (20 years, 4 months ago) by albertel
Branches: MAIN
CVS tags: HEAD
- BUG#2481, added link to bottom of results from verify content page

    1: # The LearningOnline Network
    2: # Documents
    3: #
    4: # $Id: londocs.pm,v 1.108 2004/02/27 18:16:54 albertel Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   23: #
   24: # /home/httpd/html/adm/gpl.txt
   25: #
   26: # http://www.lon-capa.org/
   27: #
   28: 
   29: package Apache::londocs;
   30: 
   31: use strict;
   32: use Apache::Constants qw(:common :http);
   33: use Apache::lonnet;
   34: use Apache::loncommon;
   35: use Apache::lonratedt;
   36: use Apache::lonratsrv;
   37: use Apache::lonxml;
   38: use Apache::loncreatecourse;
   39: use HTML::Entities;
   40: use GDBM_File;
   41: use Apache::lonlocal;
   42: 
   43: my $iconpath;
   44: 
   45: my %hash;
   46: 
   47: my $hashtied;
   48: my %alreadyseen=();
   49: 
   50: my $hadchanges;
   51: 
   52: # Available help topics
   53: 
   54: my %help=();
   55: 
   56: # Mapread read maps into lonratedt::global arrays 
   57: # @order and @resources, determines status
   58: # sets @order - pointer to resources in right order
   59: # sets @resources - array with the resources with correct idx
   60: #
   61: 
   62: sub mapread {
   63:     my ($coursenum,$coursedom,$map)=@_;
   64:     return
   65:       &Apache::lonratedt::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
   66:                                 $map);
   67: }
   68: 
   69: sub storemap {
   70:     my ($coursenum,$coursedom,$map)=@_;
   71:     my ($outtext,$errtext)=
   72:       &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
   73:                                 $map,1);
   74:     if ($errtext) { return ($errtext,2); }
   75:     
   76:     $hadchanges=1;
   77:     return ($errtext,0);
   78: }
   79: 
   80: # ----------------------------------------- Return hash with valid author names
   81: 
   82: sub authorhosts {
   83:     my %outhash=();
   84:     my $home=0;
   85:     my $other=0;
   86:     foreach (keys %ENV) {
   87: 	if ($_=~/^user\.role\.(au|ca)\.(.+)$/) {
   88: 	    my $role=$1;
   89: 	    my $realm=$2;
   90: 	    my ($start,$end)=split(/\./,$ENV{$_});
   91: 	    if (($start) && ($start>time)) { next; }
   92: 	    if (($end) && (time>$end)) { next; }
   93: 	    my $ca; my $cd;
   94: 	    if ($1 eq 'au') {
   95: 		$ca=$ENV{'user.name'};
   96: 		$cd=$ENV{'user.domain'};
   97: 	    } else {
   98: 		($cd,$ca)=($realm=~/^\/(\w+)\/(\w+)$/);
   99: 	    }
  100: 	    my $allowed=0;
  101: 	    my $myhome=&Apache::lonnet::homeserver($ca,$cd);
  102: 	    my @ids=&Apache::lonnet::current_machine_ids();
  103: 	    foreach my $id (@ids) { if ($id eq $myhome) { $allowed=1; } }
  104: 	    if ($allowed) {
  105: 		$home++;
  106: 		$outhash{'home_'.$ca.'@'.$cd}=1;
  107: 	    } else {
  108: 		$outhash{'otherhome_'.$ca.'@'.$cd}=$myhome;
  109: 		$other++;
  110: 	    }
  111: 	}
  112:     }
  113:     return ($home,$other,%outhash);
  114: }
  115: # ------------------------------------------------------ Generate "dump" button
  116: 
  117: sub dumpbutton {
  118:     my ($home,$other,%outhash)=&authorhosts();
  119:     if ($home+$other==0) { return ''; }
  120:     my $output='</td><td bgcolor="#DDDDCC">';
  121:     if ($home) {
  122: 	return '</td><td bgcolor="#DDDDCC">'.
  123: 	    '<input type="submit" name="dumpcourse" value="'.
  124: 	    &mt('Dump Course DOCS to Construction Space').'" />';
  125:     } else {
  126: 	return'</td><td bgcolor="#DDDDCC">'.
  127:      &mt('Dump Course DOCS to Construction Space: available on other servers');
  128:     }
  129: }
  130: 
  131: # -------------------------------------------------------- Actually dump course
  132: 
  133: sub dumpcourse {
  134:     my $r=shift;
  135:     $r->print('<html><head><title>Dump DOCS</title></head>'.
  136:         &Apache::loncommon::bodytag('Dump Course DOCS to Construction Space').
  137: 	      '<form name="dumpdoc" method="post">');
  138:     my ($home,$other,%outhash)=&authorhosts();
  139:     unless ($home) { return ''; }
  140:     my $origcrsid=$ENV{'request.course.id'};
  141:     my %origcrsdata=&Apache::lonnet::coursedescription($origcrsid);
  142:     if (($ENV{'form.authorspace'}) && ($ENV{'form.authorfolder'}=~/\w/)) {
  143: # Do the dumping
  144: 	unless ($outhash{'home_'.$ENV{'form.authorspace'}}) { return ''; }
  145: 	my ($ca,$cd)=split(/\@/,$ENV{'form.authorspace'});
  146: 	$r->print('<h3>'.&mt('Copying Files').'</h3>');
  147: 	my $title=$ENV{'form.authorfolder'};
  148: 	$title=~s/[^\w\/]+/\_/g;
  149: 	my %replacehash=();
  150: 	foreach (keys %ENV) {
  151: 	    if ($_=~/^form\.namefor\_(.+)/) {
  152: 		$replacehash{$1}=$ENV{$_};
  153: 	    }
  154: 	}
  155: 	my $crs='/uploaded/'.$ENV{'request.course.id'}.'/';
  156: 	$crs=~s/\_/\//g;
  157: 	foreach (keys %replacehash) {
  158: 	    my $newfilename=$title.'/'.$replacehash{$_};
  159: 	    $newfilename=~s/[^\w\/\.]+/\_/g;
  160: 	    my @dirs=split(/\//,$newfilename);
  161: 	    my $path='/home/'.$ca.'/public_html';
  162: 	    my $makepath=$path;
  163: 	    my $fail=0;
  164: 	    for (my $i=0;$i<$#dirs;$i++) {
  165: 		$makepath.='/'.$dirs[$i];
  166: 		unless (-e $makepath) { 
  167: 		    unless(mkdir($makepath,0777)) { $fail=1; } 
  168: 		}
  169: 	    }
  170: 	    $r->print('<br /><tt>'.$_.'</tt> => <tt>'.$newfilename.'</tt>: ');
  171: 	    if (my $fh=Apache::File->new('>'.$path.'/'.$newfilename)) {
  172: 		if ($_=~/\.(sequence|page|html|htm|xml|xhtml)$/) {
  173: 		    print $fh &Apache::loncreatecourse::rewritefile(
  174:          &Apache::loncreatecourse::readfile($ENV{'request.course.id'},$_),
  175: 				     (%replacehash,$crs => '')
  176: 								    );
  177: 		} else {
  178: 		    print $fh
  179:          &Apache::loncreatecourse::readfile($ENV{'request.course.id'},$_);
  180: 		       }
  181: 		$fh->close();
  182: 	    } else {
  183: 		$fail=1;
  184: 	    }
  185: 	    if ($fail) {
  186: 		$r->print('<font color="red">fail</font>');
  187: 	    } else {
  188: 		$r->print('<font color="green">ok</font>');
  189: 	    }
  190: 	}
  191:     } else {
  192: # Input form
  193: 	unless ($home==1) {
  194: 	    $r->print(
  195: 		      '<h3>'.&mt('Select the Construction Space').'</h3><select name="authorspace">');
  196: 	}
  197: 	foreach (sort keys %outhash) {
  198: 	    if ($_=~/^home_(.+)$/) {
  199: 		if ($home==1) {
  200: 		    $r->print(
  201: 		  '<input type="hidden" name="authorspace" value="'.$1.'" />');
  202: 		} else {
  203: 		    $r->print('<option value="'.$1.'">'.$_.'</option>');
  204: 		}
  205: 	    }
  206: 	}
  207: 	unless ($home==1) {
  208: 	    $r->print('</select>');
  209: 	}
  210: 	my $title=$origcrsdata{'description'};
  211: 	$title=~s/\s+/\_/gs;
  212: 	$title=~s/\W//gs;
  213: 	$r->print('<h3>'.&mt('Folder in Construction Space').'</h3><input type="text" size="50" name="authorfolder" value="'.$title.'" /><br />');
  214: 	&tiehash();
  215: 	$r->print('<h3>'.&mt('Filenames in Construction Space').'</h3><table border="2"><tr><th>'.&mt('Internal Filename').'</th><th>'.&mt('Title').'</th><th>'.&mt('Save as ...').'</th></tr>');
  216: 	foreach (&Apache::loncreatecourse::crsdirlist($origcrsid,'userfiles')) {
  217: 	    $r->print('<tr><td>'.$_.'</td>');
  218: 	    my ($ext)=($_=~/\.(\w+)$/);
  219: 	    my $title=$hash{'title_'.$hash{
  220: 		'ids_/uploaded/'.$origcrsdata{'domain'}.'/'.$origcrsdata{'num'}.'/'.$_}};
  221: 	    $r->print('<td>'.($title?$title:'&nbsp;').'</td>');
  222: 	    unless ($title) {
  223: 		$title=$_;
  224: 	    }
  225: 	    $title=~s/\.(\w+)$//;
  226: 	    $title=~s/\W+/\_/gs;
  227: 	    $title.='.'.$ext;
  228: 	    $r->print("\n<td><input type='text' size='60' name='namefor_".$_."' value='".$title."' /></td></tr>\n");
  229: 	}
  230: 	$r->print("</table>\n");
  231: 	&untiehash();
  232: 	$r->print(
  233:   '<p><input type="submit" name="dumpcourse" value="'.&mt('Dump Course DOCS').'" /></p></form>');
  234:     }
  235: }
  236: 
  237: 
  238: # Imports the given (name, url) resources into the course
  239: # coursenum, coursedom, and folder must precede the list
  240: sub group_import {
  241:     my $coursenum = shift;
  242:     my $coursedom = shift;
  243:     my $folder = shift;
  244:     while (@_) {
  245: 	my $name = shift;
  246: 	my $url = shift;
  247: 	if ($url) {
  248: 	    my $idx = $#Apache::lonratedt::resources + 1;
  249: 	    $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=$idx;
  250: 	    my $ext = 'false';
  251: 	    if ($url=~/^http:\/\//) { $ext = 'true'; }
  252: 	    $url =~ s/:/\&colon;/g;
  253: 	    $name =~ s/:/\&colon;/g;
  254: 	    $Apache::lonratedt::resources[$idx] = 
  255: 		join ':', ($name, $url, $ext, 'normal', 'res');
  256: 	}
  257:     }
  258:     return &storemap($coursenum, $coursedom, $folder.'.sequence');
  259: }
  260: 
  261: sub editor {
  262:     my ($r,$coursenum,$coursedom,$folder,$allowed)=@_;
  263:     if ($ENV{'form.foldername'}) {
  264: 	$r->print('<h3>Folder: '.$ENV{'form.foldername'}.'</h3>');
  265:     }
  266:     my $errtext='';
  267:     my $fatal=0;
  268:     ($errtext,$fatal)=
  269:           &mapread($coursenum,$coursedom,$folder.'.sequence');
  270:     if ($#Apache::lonratedt::order<1) {
  271:        	$Apache::lonratedt::order[0]=1;
  272:         $Apache::lonratedt::resources[1]='';
  273:     }
  274:     if ($fatal) {
  275: 	   $r->print('<p><font color="red">'.$errtext.'</font></p>');
  276:     } else {
  277: # ------------------------------------------------------------ Process commands
  278: # ---------------- if they are for this folder and user allowed to make changes
  279: 	if (($allowed) && ($ENV{'form.folder'} eq $folder)) {
  280: # upload a file, if present
  281:            if (($ENV{'form.uploaddoc.filename'}) &&
  282:                ($ENV{'form.cmd'}=~/^upload_(\w+)/)) {
  283: 	    if ($folder=~/^$1/) {
  284: # this is for a course, not a user, so set coursedoc flag
  285: # probably the only place in the system where this should be "1"
  286: 	      my $url=&Apache::lonnet::userfileupload('uploaddoc',1);
  287:               my $ext='false';
  288:               if ($url=~/^http\:\/\//) { $ext='true'; }
  289:               $url=~s/\:/\&colon;/g;
  290: 	      my $comment=$ENV{'form.comment'};
  291:               $comment=~s/\</\&lt\;/g;
  292:               $comment=~s/\>/\&gt\;/g;
  293:               $comment=~s/\:/\&colon;/g;
  294:               if ($folder=~/^supplemental/) {
  295: 		  $comment=time.'___&&&___'.$ENV{'user.name'}.'___&&&___'.
  296: 		      $ENV{'user.domain'}.'___&&&___'.$comment;
  297:               }
  298:               my $newidx=$#Apache::lonratedt::resources+1;
  299:               $Apache::lonratedt::resources[$newidx]=
  300:                   $comment.':'.$url.':'.$ext.':normal:res';
  301:               $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=
  302:                                                               $newidx;       
  303: 
  304: 	      ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.sequence');
  305: 	      if ($fatal) {
  306: 		  $r->print('<p><font color="red">'.$errtext.'</font></p>');
  307: 		  return;
  308: 	      }
  309: 	     }
  310:             }
  311: 	    if ($ENV{'form.cmd'}) {
  312:                 my ($cmd,$idx)=split(/\_/,$ENV{'form.cmd'});
  313:                 if ($cmd eq 'del') {
  314: 		    for (my $i=$idx;$i<$#Apache::lonratedt::order;$i++) {
  315:                         $Apache::lonratedt::order[$i]=
  316:                           $Apache::lonratedt::order[$i+1];
  317:                     }
  318:                     $#Apache::lonratedt::order--;
  319:                 } elsif ($cmd eq 'up') {
  320: 		  if (($idx) && (defined($Apache::lonratedt::order[$idx-1]))) {
  321:                     my $i=$Apache::lonratedt::order[$idx-1];
  322:                     $Apache::lonratedt::order[$idx-1]=
  323: 			$Apache::lonratedt::order[$idx];
  324:                     $Apache::lonratedt::order[$idx]=$i;
  325: 		   }
  326:                 } elsif ($cmd eq 'down') {
  327: 		   if (defined($Apache::lonratedt::order[$idx+1])) {
  328:                     my $i=$Apache::lonratedt::order[$idx+1];
  329:                     $Apache::lonratedt::order[$idx+1]=
  330: 			$Apache::lonratedt::order[$idx];
  331:                     $Apache::lonratedt::order[$idx]=$i;
  332: 		   }
  333:                 } elsif ($cmd eq 'rename') {
  334:                     my ($rtitle,@rrest)=split(/\:/,
  335:                        $Apache::lonratedt::resources[
  336: 				       $Apache::lonratedt::order[$idx]]);
  337:                     my $comment=
  338:                      &HTML::Entities::decode($ENV{'form.title'});
  339:                     $comment=~s/\</\&lt\;/g;
  340:                     $comment=~s/\>/\&gt\;/g;
  341:                     $comment=~s/\:/\&colon;/g;
  342:                     $Apache::lonratedt::resources[
  343: 				       $Apache::lonratedt::order[$idx]]=
  344:                              $comment.':'.join(':',@rrest);
  345:                     
  346:                 }
  347: # Store the changed version
  348: 		($errtext,$fatal)=&storemap($coursenum,$coursedom,
  349: 					    $folder.'.sequence');
  350: 		if ($fatal) {
  351: 		    $r->print('<p><font color="red">'.$errtext.'</font></p>');
  352: 		    return;
  353: 		}
  354:             }
  355: # Group import/search
  356: 	    if ($ENV{'form.importdetail'}) {
  357: 		my @imports;
  358: 		foreach (split(/\&/,$ENV{'form.importdetail'})) {
  359: 		    if (defined($_)) {
  360: 			my ($name,$url)=split(/\=/,$_);
  361: 			$name=&Apache::lonnet::unescape($name);
  362: 			$url=&Apache::lonnet::unescape($url);
  363: 			push @imports, $name, $url;
  364: 		    }
  365: 		}
  366: # Store the changed version
  367: 		($errtext,$fatal)=group_import($coursenum, $coursedom, $folder,
  368: 					       @imports);
  369: 		if ($fatal) {
  370: 		    $r->print('<p><font color="red">'.$errtext.'</font></p>');
  371: 		    return;
  372: 		}
  373:             }
  374: # Loading a complete map
  375: 	   if (($ENV{'form.importmap'}) && ($ENV{'form.loadmap'})) {
  376: 	       foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$ENV{'form.importmap'}))) {
  377:                    my $idx=$#Apache::lonratedt::resources;
  378:                    $idx++;
  379:                    $Apache::lonratedt::resources[$idx]=$_;
  380:                    $Apache::lonratedt::order
  381: 		       [$#Apache::lonratedt::order+1]=$idx;
  382: 	       }
  383: 
  384: # Store the changed version
  385: 	       ($errtext,$fatal)=&storemap($coursenum,$coursedom,
  386: 					   $folder.'.sequence');
  387: 	       if ($fatal) {
  388: 		   $r->print('<p><font color="red">'.$errtext.'</font></p>');
  389: 		   return;
  390: 	       }
  391:            }
  392:        }
  393: # ---------------------------------------------------------------- End commands
  394: # ---------------------------------------------------------------- Print screen
  395:         my $idx=0;
  396:         $r->print('<table>');
  397:         foreach (@Apache::lonratedt::order) {
  398:            my ($name,$url)=split(/\:/,$Apache::lonratedt::resources[$_]);
  399:            unless ($name) {  $name=(split(/\//,$url))[-1]; }
  400:            unless ($name) { next; }
  401:            $r->print(&entryline($idx,$name,$url,$folder,$allowed,$_));
  402:            $idx++;
  403:         }
  404:         $r->print('</table>');
  405:     }
  406: }
  407: 
  408: # --------------------------------------------------------------- An entry line
  409: 
  410: sub entryline {
  411:     my ($index,$title,$url,$folder,$allowed,$residx)=@_;
  412:     $title=~s/\&colon\;/\:/g;
  413:     $title=&HTML::Entities::encode(&HTML::Entities::decode(
  414:      &Apache::lonnet::unescape($title)),'\"\<\>\&\'');
  415:     my $renametitle=$title;
  416:     my $foldertitle=$title;
  417:     if ($title=~
  418:  /^(\d+)\_\_\_\&amp\;\&amp\;\&amp\;\_\_\_(\w+)\_\_\_\&amp\;\&amp\;\&amp\;\_\_\_(\w+)\_\_\_\&amp\;\&amp\;\&amp\;\_\_\_(.*)$/
  419: 	) { 
  420:             $foldertitle=&Apache::lontexconvert::msgtexconverted($4);
  421:             $renametitle=$4;
  422:             $title='<i>'.&Apache::lonlocal::locallocaltime($1).'</i> '.
  423:                 &Apache::loncommon::plainname($2,$3).': <br />'.
  424: 		$foldertitle;
  425: 	}
  426:     $renametitle=~s/\&quot\;/\\\"/g;
  427:     my $line='<tr>';
  428: # Edit commands
  429:      if ($allowed) {
  430: 	 my %lt=('up' => 'Move Up',
  431: 		 'dw' => 'Move Down',
  432: 		 'rm' => 'Remove',
  433: 		 'rn' => 'Rename');
  434:       $line.=(<<END);
  435: <td><table border='0' cellspacing='2' cellpadding='0'>
  436: <tr><td bgcolor="#DDDDDD">
  437: <a href='/adm/coursedocs?folder=$folder&cmd=up_$index'>
  438: <img src="${iconpath}move_up.gif" alt='$lt{'up'}' border='0' /></a></td></tr>
  439: <tr><td bgcolor="#DDDDDD">
  440: <a href='/adm/coursedocs?folder=$folder&cmd=down_$index'>
  441: <img src="${iconpath}move_down.gif" alt='$lt{'dw'}' border='0' /></a></td></tr>
  442: </table></td><td bgcolor="#DDDDDD">
  443: <a href='javascript:removeres("$folder","$index","$renametitle");'>
  444: <font size="-2" color="#990000">$lt{'rm'}</font></a>
  445: <a href='javascript:changename("$folder","$index","$renametitle");'>
  446: <font size="-2" color="#009900">$lt{'rn'}</font></a></td>
  447: END
  448:     }
  449: # Figure out what kind of a resource this is
  450:     my ($extension)=($url=~/\.(\w+)$/);
  451:     my $uploaded=($url=~/^\/*uploaded\//);
  452:     my $icon=&Apache::loncommon::icon($url);
  453:     my $isfolder=0;
  454:     if ($uploaded) {
  455:        if ($extension eq 'sequence') {
  456: 	  $icon=$iconpath.'/folder_closed.gif';
  457:           $url=~/\/(\w+)\.sequence/;
  458:           $url='/adm/coursedocs?folder='.$1;
  459:           $isfolder=1;
  460:        } else {
  461: 	  $url=&Apache::lonnet::tokenwrapper($url);
  462:        } 
  463:     }
  464:     $url=~s/^http\&colon\;\/\//\/adm\/wrapper\/ext\//;
  465:     if (($residx) && ($folder!~/supplemental/)) {
  466:        $url.=(($url=~/\?/)?'&':'?').'symb='.
  467:        &Apache::lonnet::escape(&Apache::lonnet::symbclean(
  468:           &Apache::lonnet::declutter('uploaded/'.
  469:            $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.'/'.
  470:            $ENV{'course.'.$ENV{'request.course.id'}.'.num'}.'/'.$folder.
  471:            '.sequence').
  472:            '___'.$residx.'___'.
  473: 	   &Apache::lonnet::declutter($url)));
  474:     }
  475:     if ($isfolder) { $url.='&foldername='.
  476:        &Apache::lonnet::escape($foldertitle); }
  477:     $line.='<td bgcolor="#FFFFBB"><a href="'.$url.'" target="cat_'.$folder.
  478: 	'"><img src="'.$icon.'" border="0"></a></td>'.
  479:         "<td bgcolor='#FFFFBB'><a href='$url' target='cat_$folder'>$title</a></td></tr>";
  480:     return $line;
  481: }
  482: 
  483: # ---------------------------------------------------------------- tie the hash
  484: 
  485: sub tiehash {
  486:     $hashtied=0;
  487:     if ($ENV{'request.course.fn'}) {
  488:         if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db",
  489:             &GDBM_READER(),0640)) {
  490:                 $hashtied=1;
  491:         }
  492:     }    
  493: }
  494: 
  495: sub untiehash {
  496:     if ($hashtied) { untie %hash; }
  497:     $hashtied=0;
  498: }
  499: 
  500: # --------------------------------------------------------------- check on this
  501: 
  502: sub checkonthis {
  503:     my ($r,$url,$level,$title)=@_;
  504:     $alreadyseen{$url}=1;
  505:     $r->rflush();
  506:     if (($url) && ($url!~/^\/uploaded\//) && ($url!~/\*$/)) {
  507:        $r->print("\n<br />");
  508:        for (my $i=0;$i<=$level*5;$i++) {
  509:            $r->print('&nbsp;');
  510:        }
  511:        $r->print('<a href="'.$url.'" target="cat">'.
  512: 		 ($title?$title:$url).'</a> ');
  513:        if ($url=~/^\/res\//) {
  514: 	  my $result=&Apache::lonnet::repcopy(
  515:                               &Apache::lonnet::filelocation('',$url));
  516:           if ($result==OK) {
  517:              $r->print('<font color="green">'.&mt('ok').'</font>');
  518:              $r->rflush();
  519:              &Apache::lonnet::countacc($url);
  520:              $url=~/\.(\w+)$/;
  521:              if (&Apache::loncommon::fileembstyle($1) eq 'ssi') {
  522: 		 $r->print('<br />');
  523:                  $r->rflush();
  524:                  for (my $i=0;$i<=$level*5;$i++) {
  525:                      $r->print('&nbsp;');
  526:                  }
  527:                  $r->print('- '.&mt('Rendering').': ');
  528:                  my $oldpath=$ENV{'request.filename'};
  529:                  $ENV{'request.filename'}=&Apache::lonnet::filelocation('',$url);
  530:                  &Apache::lonxml::xmlparse($r,'web',
  531:                    &Apache::lonnet::getfile(
  532:                     &Apache::lonnet::filelocation('',$url)));
  533: 		 undef($Apache::lonhomework::parsing_a_problem);
  534: 		 $ENV{'request.filename'}=$oldpath;
  535:                  if (($Apache::lonxml::errorcount) ||
  536:                      ($Apache::lonxml::warningcount)) {
  537: 		     if ($Apache::lonxml::errorcount) {
  538:                         $r->print('<img src="/adm/lonMisc/bomb.gif" /><font color="red"><b>'.
  539: 			  $Apache::lonxml::errorcount.' '.
  540: 				  &mt('error(s)').'</b></font> ');
  541:                      }
  542: 		     if ($Apache::lonxml::warningcount) {
  543:                         $r->print('<font color="blue">'.
  544: 			  $Apache::lonxml::warningcount.' '.
  545: 				  &mt('warning(s)').'</font>');
  546:                      }
  547:                  } else {
  548:                      $r->print('<font color="green">'.&mt('ok').'</font>');
  549:                  }
  550:                  $r->rflush();
  551:              }
  552: 	     my $dependencies=
  553:                 &Apache::lonnet::metadata($url,'dependencies');
  554:              foreach (split(/\,/,$dependencies)) {
  555: 		 if (($_=~/^\/res\//) && (!$alreadyseen{$_})) {
  556:                     &checkonthis($r,$_,$level+1);
  557:                  }
  558:              }
  559:           } elsif ($result==HTTP_SERVICE_UNAVAILABLE) {
  560:              $r->print('<font color="red"><b>'.&mt('connection down').'</b></font>');
  561:           } elsif ($result==HTTP_NOT_FOUND) {
  562: 	      unless ($url=~/\$/) {
  563: 		  $r->print('<font color="red"><b>'.&mt('not found').'</b></font>');
  564: 	      } else {
  565: 		  $r->print('<font color="yellow"><b>'.&mt('unable to verify variable URL').'</b></font>');
  566: 	      }
  567:           } else {
  568:              $r->print('<font color="red"><b>'.&mt('access denied').'</b></font>');
  569:           }
  570:       }
  571:    }
  572: }
  573: 
  574: 
  575: #
  576: # -------------------------------------------------------------- Verify Content
  577: # 
  578: sub verifycontent {
  579:    my $r=shift; 
  580:    my $loaderror=&Apache::lonnet::overloaderror($r);
  581:    if ($loaderror) { return $loaderror; }
  582: 
  583:    $r->print('<html><head><title>Verify Content</title></head>'.
  584:               &Apache::loncommon::bodytag('Verify Course Documents'));
  585:    $hashtied=0;
  586:    undef %alreadyseen;
  587:    %alreadyseen=();
  588:    &tiehash();
  589:    foreach (keys %hash) {
  590:        if (($_=~/^src\_(.+)$/) && (!$alreadyseen{$hash{$_}})) {
  591:            &checkonthis($r,$hash{$_},0,$hash{'title_'.$1});
  592:        }
  593:    }
  594:    &untiehash();
  595:    $r->print('<h1>'.&mt('Done').'.</h1>'.'<a href="/adm/coursedocs">'.
  596: 	     &mt('Return to DOCS').'</a>');
  597: }
  598: 
  599: # -------------------------------------------------------------- Check Versions
  600: 
  601: sub checkversions {
  602:     my $r=shift;
  603:     $r->print('<html><head><title>Check Versions</title></head>'.
  604:               &Apache::loncommon::bodytag('Check Course Document Versions'));
  605:     my $header='';
  606:     my $startsel='';
  607:     my $monthsel='';
  608:     my $weeksel='';
  609:     my $daysel='';
  610:     my $allsel='';
  611:     my %changes=();
  612:     my $starttime=0;
  613:     my $haschanged=0;
  614:     my %setversions=&Apache::lonnet::dump('resourceversions',
  615: 			  $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
  616: 			  $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
  617: 
  618:     $hashtied=0;
  619:     &tiehash();
  620:     my %newsetversions=();
  621:     if ($ENV{'form.setmostrecent'}) {
  622: 	$haschanged=1;
  623: 	foreach (keys %hash) {
  624: 	    if ($_=~/^ids\_(\/res\/.+)$/) {
  625: 		$newsetversions{$1}='mostrecent';
  626: 	    }
  627: 	}
  628:     } elsif ($ENV{'form.setcurrent'}) {
  629: 	$haschanged=1;
  630: 	foreach (keys %hash) {
  631: 	    if ($_=~/^ids\_(\/res\/.+)$/) {
  632: 		my $getvers=&Apache::lonnet::getversion($1);
  633: 		if ($getvers>0) {
  634: 		    $newsetversions{$1}=$getvers;
  635: 		}
  636: 	    }
  637: 	}
  638:     } elsif ($ENV{'form.setversions'}) {
  639: 	$haschanged=1;
  640: 	foreach (keys %ENV) {
  641: 	    if ($_=~/^form\.set_version_(.+)$/) {
  642: 		my $src=$1;
  643: 		&Apache::lonnet::logthis('Found: '.$1.' '.$ENV{$_});
  644: 		if (($ENV{$_}) && ($ENV{$_} ne $setversions{$src})) {
  645: 		    $newsetversions{$src}=$ENV{$_};
  646: 		}
  647: 	    }
  648: 	}
  649:     }
  650:     if ($haschanged) {
  651:         if (&Apache::lonnet::put('resourceversions',\%newsetversions,
  652: 			  $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
  653: 			  $ENV{'course.'.$ENV{'request.course.id'}.'.num'}) eq 'ok') {		
  654: 	    $r->print('<h1>'.&mt('Your Version Settings have been Stored').'</h1>');
  655: 	} else {
  656: 	    $r->print('<h1><font color="red">'.&mt('An Error Occured while Attempting to Store your Version Settings').'</font></h1>');
  657: 	}
  658: 	&changewarning($r,'');
  659:     }
  660:     if ($ENV{'form.timerange'} eq 'all') {
  661: # show all documents
  662: 	$header=&mt('All Documents in Course');
  663: 	$allsel=1;
  664: 	foreach (keys %hash) {
  665: 	    if ($_=~/^ids\_(\/res\/.+)$/) {
  666: 		my $src=$1;
  667: 		$changes{$src}=1;
  668: 	    }
  669: 	}
  670:     } else {
  671: # show documents which changed
  672: 	%changes=&Apache::lonnet::dump
  673: 	 ('versionupdate',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
  674:                      $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
  675: 	my $firstkey=(keys %changes)[0];
  676: 	unless ($firstkey=~/^error\:/) {
  677: 	    unless ($ENV{'form.timerange'}) {
  678: 		$ENV{'form.timerange'}=604800;
  679: 	    }
  680: 	    my $seltext=&mt('during the last').' '.$ENV{'form.timerange'}.' '
  681: 		.&mt('seconds');
  682: 	    if ($ENV{'form.timerange'}==-1) {
  683: 		$seltext='since start of course';
  684: 		$startsel='selected';
  685: 		$ENV{'form.timerange'}=time;
  686: 	    }
  687: 	    $starttime=time-$ENV{'form.timerange'};
  688: 	    if ($ENV{'form.timerange'}==2592000) {
  689: 		$seltext=&mt('during the last month').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
  690: 		$monthsel='selected';
  691: 	    } elsif ($ENV{'form.timerange'}==604800) {
  692: 		$seltext=&mt('during the last week').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
  693: 		$weeksel='selected';
  694: 	    } elsif ($ENV{'form.timerange'}==86400) {
  695: 		$seltext=&mt('since yesterday').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
  696: 		$daysel='selected';
  697: 	    }
  698: 	    $header=&mt('Content changed').' '.$seltext;
  699: 	} else {
  700: 	    $header=&mt('No content modifications yet.');
  701: 	}
  702:     }
  703:     %setversions=&Apache::lonnet::dump('resourceversions',
  704: 			  $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
  705: 			  $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
  706:     my %lt=&Apache::lonlocal::texthash
  707: 	      ('st' => 'Version changes since start of Course',
  708: 	       'lm' => 'Version changes since last Month',
  709: 	       'lw' => 'Version changes since last Week',
  710: 	       'sy' => 'Version changes since Yesterday',
  711:                'al' => 'All Resources (possibly large output)',
  712: 	       'sd' => 'Display',
  713: 	       'fi' => 'File',
  714: 	       'md' => 'Modification Date',
  715:                'mr' => 'Most recently published Version',
  716: 	       've' => 'Version used in Course',
  717:                'vu' => 'Set Version to be used in Course',
  718: 'sv' => 'Set Versions to be used in Course according to Selections below',
  719: 'sm' => 'Keep all Resources up-to-date with most recent Versions (default)',
  720: 'sc' => 'Set all Resource Versions to current Version (Fix Versions)',
  721: 	       'di' => 'Differences');
  722:     $r->print(<<ENDHEADERS);
  723: <form action="/adm/coursedocs" method="post">
  724: <input type="hidden" name="versions" value="1" />
  725: <input type="submit" name="setmostrecent" value="$lt{'sm'}" />
  726: <input type="submit" name="setcurrent" value="$lt{'sc'}" /><hr />
  727: <select name="timerange">
  728: <option value='all' $allsel>$lt{'al'}</option>
  729: <option value="-1" $startsel>$lt{'st'}</option>
  730: <option value="2592000" $monthsel>$lt{'lm'}</option>
  731: <option value="604800" $weeksel>$lt{'lw'}</option>
  732: <option value="86400" $daysel>$lt{'sy'}</option>
  733: </select>
  734: <input type="submit" name="display" value="$lt{'sd'}" />
  735: <h3>$header</h3>
  736: <input type="submit" name="setversions" value="$lt{'sv'}" />
  737: <table border="0">
  738: ENDHEADERS
  739:     foreach (sort keys %changes) {
  740: 	if ($changes{$_}>$starttime) {
  741: 	    my ($root,$extension)=($_=~/^(.*)\.(\w+)$/);
  742: 	    my $currentversion=&Apache::lonnet::getversion($_);
  743: 	    if ($currentversion<0) {
  744: 		$currentversion=&mt('Could not be determined.');
  745: 	    }
  746: 	    my $linkurl=&Apache::lonnet::clutter($_);
  747: 	    $r->print(
  748: 		      '<tr><td colspan="5"><br /><br /><font size="+1"><b>'.
  749: 		      &Apache::lonnet::gettitle($linkurl).
  750:                       '</b></font></td></tr>'.
  751:                       '<tr><td>&nbsp;&nbsp;&nbsp;</td>'.
  752:                       '<td colspan="4">'.
  753:                       '<a href="'.$linkurl.'" target="cat">'.$linkurl.
  754: 		      '</a></td></tr>'.
  755:                       '<tr><td></td>'.
  756:                       '<td title="'.$lt{'md'}.'">'.
  757: 		      &Apache::lonlocal::locallocaltime(
  758:                            &Apache::lonnet::metadata($root.'.'.$extension,
  759:                                                      'lastrevisiondate')
  760:                                                         ).
  761:                       '</td>'.
  762:                       '<td title="'.$lt{'mr'}.'"><nobr>Most Recent: '.
  763:                       '<font size="+1">'.$currentversion.'</font>'.
  764:                       '</nobr></td>'.
  765:                       '<td title="'.$lt{'ve'}.'"><nobr>In Course: '.
  766:                       '<font size="+1">');
  767: # Used in course
  768: 	    my $usedversion=$hash{'version_'.$linkurl};
  769: 	    if (($usedversion) && ($usedversion ne 'mostrecent')) {
  770: 		$r->print($usedversion);
  771: 	    } else {
  772: 		$r->print($currentversion);
  773: 	    }
  774: 	    $r->print('</font></nobr></td><td title="'.$lt{'vu'}.'">'.
  775:                       '<nobr>Use: ');
  776: # Set version
  777: 	    $r->print(&Apache::loncommon::select_form($setversions{$linkurl},
  778: 						      'set_version_'.$linkurl,
  779: 						      ('' => '',
  780: 						       'mostrecent' => 'most recent',
  781: 						       map {$_,$_} (1..$currentversion))));
  782: 	    $r->print('</nobr></td></tr><tr><td></td>');
  783: 	    my $lastold=1;
  784: 	    for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {
  785: 		my $url=$root.'.'.$prevvers.'.'.$extension;
  786: 		if (&Apache::lonnet::metadata($url,'lastrevisiondate')<
  787: 		    $starttime) {
  788: 		    $lastold=$prevvers;
  789: 		}
  790: 	    }
  791:             # 
  792:             # Code to figure out how many version entries should go in
  793:             # each of the four columns
  794:             my $entries_per_col = 0;
  795:             my $num_entries = ($currentversion-$lastold);
  796:             if ($num_entries % 4 == 0) {
  797:                 $entries_per_col = $num_entries/4;
  798:             } else {
  799:                 $entries_per_col = $num_entries/4 + 1;
  800:             }
  801:             my $entries_count = 0;
  802:             $r->print('<td valign="top"><font size="-2">'); 
  803:             my $cols_output = 1;
  804:             for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {
  805: 		my $url=$root.'.'.$prevvers.'.'.$extension;
  806: 		$r->print('<nobr><a href="'.&Apache::lonnet::clutter($url).
  807: 			  '">'.&mt('Version').' '.$prevvers.'</a> ('.
  808: 			  &Apache::lonlocal::locallocaltime(
  809:                                 &Apache::lonnet::metadata($url,
  810:                                                           'lastrevisiondate')
  811:                                                             ).
  812: 			  ')');
  813: 		if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {
  814:                     $r->print(' <a href="/adm/diff?filename='.
  815: 			      &Apache::lonnet::clutter($root.'.'.$extension).
  816: 			      '&versionone='.$prevvers.
  817: 			      '">'.&mt('Diffs').'</a>');
  818: 		}
  819: 		$r->print('</nobr><br />');
  820:                 if (++$entries_count % $entries_per_col == 0) {
  821:                     $r->print('</font></td>');
  822:                     if ($cols_output != 4) {
  823:                         $r->print('<td valign="top"><font size="-2">');
  824:                         $cols_output++;
  825:                     }
  826:                 }
  827: 	    }
  828:             while($cols_output++ < 4) {
  829:                 $r->print('</font></td><td><font>')
  830:             }
  831: 	    $r->print('</font></td></tr>'."\n");
  832: 	}
  833:     }
  834:     $r->print('</table></form>');
  835:     $r->print('<h1>'.&mt('Done').'.</h1>');
  836: 
  837:     &untiehash();
  838: }
  839: 
  840: sub changewarning {
  841:     my ($r,$postexec)=@_;
  842:     $r->print(
  843: '<script>function reinit(tf) { tf.submit();'.$postexec.' }</script>'. 
  844: '<form method="post" action="/adm/roles" target="loncapaclient">'.
  845: '<input type="hidden" name="orgurl" value="/adm/coursedocs" /><input type="hidden" name="selectrole" value="1" /><h3><font color="red">'.
  846: &mt('Changes will become active for your current session after').
  847: ' <input type="hidden" name="'.
  848: $ENV{'request.role'}.'" value="1" /><input type="button" value="'.
  849: &mt('re-initializing course').'" onClick="reinit(this.form)"/>'.&mt(', or the next time you log in.').
  850: $help{'Caching'}.'</font></h3></form>');
  851: }
  852: 
  853: # ================================================================ Main Handler
  854: sub handler {
  855:     my $r = shift;
  856:     &Apache::loncommon::content_type($r,'text/html');
  857:     $r->send_http_header;
  858:     return OK if $r->header_only;
  859: 
  860: # --------------------------------------------- Initialize help topics for this
  861:   foreach ('Adding_Course_Doc','Main_Course_Documents',
  862:            'Adding_External_Resource','Navigate_Content',
  863:            'Adding_Folders','Docs_Overview', 'Load_Map',
  864:            'Supplemental', 'Score_Upload_Form',
  865:            'Importing_LON-CAPA_Resource','Uploading_From_Harddrive') {
  866:       $help{$_}=&Apache::loncommon::help_open_topic('Docs_'.$_);
  867:   }
  868:     # Composite help files
  869:     $help{'Syllabus'} = &Apache::loncommon::help_open_topic(
  870: 		    'Docs_About_Syllabus,Docs_Editing_Templated_Pages');
  871:     $help{'Simple Page'} = &Apache::loncommon::help_open_topic(
  872: 		    'Docs_About_Simple_Page,Docs_Editing_Templated_Pages');
  873:     $help{'Simple Problem'} = &Apache::loncommon::help_open_topic(
  874: 		    'Option_Response_Simple');
  875:     $help{'Bulletin Board'} = &Apache::loncommon::help_open_topic(
  876: 		    'Docs_About_Bulletin_Board,Docs_Editing_Templated_Pages');
  877:     $help{'My Personal Info'} = &Apache::loncommon::help_open_topic(
  878: 		  'Docs_About_My_Personal_Info,Docs_Editing_Templated_Pages');
  879:     $help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');
  880:  
  881:   if ($ENV{'form.verify'}) {
  882:       &verifycontent($r);
  883:   } elsif ($ENV{'form.versions'}) {
  884:       &checkversions($r);
  885:   } elsif ($ENV{'form.dumpcourse'}) {
  886:       &dumpcourse($r);
  887:   } else {
  888: # is this a standard course?
  889: 
  890:     my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//);
  891:     my $forcestandard;
  892:     my $forcesupplement;
  893:     my $script='';
  894:     my $allowed;
  895:     my $events='';
  896:     my $showdoc=0;
  897:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
  898:        ['folder','foldername']);
  899:     if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {
  900:        $showdoc=$1;
  901:     }
  902:     unless ($showdoc) { # got called from remote
  903:        $forcestandard=($ENV{'form.folder'}=~/^default_/);
  904:        $forcesupplement=($ENV{'form.folder'}=~/^supplemental_/);
  905: 
  906: # does this user have privileges to post, etc?
  907:        $allowed=&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'});
  908:        if ($allowed) { 
  909:          &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
  910:          $script=&Apache::lonratedt::editscript('simple'); 
  911:        }
  912:     } else { # got called in sequence from course
  913:        $allowed=0;
  914:        $script='</script>'.&Apache::lonmenu::registerurl(1,undef).'<script>';
  915:        $events='onLoad="'.&Apache::lonmenu::loadevents.
  916:            '" onUnload="'.&Apache::lonmenu::unloadevents.'"';
  917:     }
  918: 
  919: # get course data
  920:     my $coursenum=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
  921:     my $coursedom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
  922: 
  923: # get personal data
  924:  
  925:     my $uname=$ENV{'user.name'};
  926:     my $udom=$ENV{'user.domain'};
  927:     my $plainname=&Apache::lonnet::escape(
  928:                      &Apache::loncommon::plainname($uname,$udom));
  929: 
  930: # graphics settings
  931: 
  932:     $iconpath = $r->dir_config('lonIconsURL') . "/";
  933: 
  934:     my $now=time;
  935: 
  936: # print screen
  937:     $r->print(<<ENDDOCUMENT);
  938: <html>
  939: <head>
  940: <title>The LearningOnline Network with CAPA</title>
  941: <script>
  942: $script
  943: </script>
  944: ENDDOCUMENT
  945:    if ($allowed) {
  946:     $r->print(<<ENDNEWSCRIPT);
  947: <script>
  948: function makenewfolder(targetform,folderseq) {
  949:     var foldername=prompt('Name of New Folder','New Folder');
  950:     if (foldername) {
  951: 	targetform.importdetail.value=foldername+"="+folderseq;
  952:         targetform.submit();
  953:     }
  954: }
  955: 
  956: function makenewext(targetname) {
  957:     this.document.forms.extimport.useform.value=targetname;
  958:     window.open('/adm/rat/extpickframe.html');
  959: }
  960: 
  961: function makeexamupload() {
  962:    var title=prompt('Listed Title for the Uploaded Score');
  963:    if (title) { 
  964:     this.document.forms.newexamupload.importdetail.value=
  965: 	title+'=/res/lib/templates/examupload.problem';
  966:     this.document.forms.newexamupload.submit();
  967:    }
  968: }
  969: 
  970: function makesmppage() {
  971:    var title=prompt('Listed Title for the Page');
  972:    if (title) { 
  973:     this.document.forms.newsmppg.importdetail.value=
  974: 	title+'=/adm/$udom/$uname/$now/smppg';
  975:     this.document.forms.newsmppg.submit();
  976:    }
  977: }
  978: 
  979: function makesmpproblem() {
  980:    var title=prompt('Listed Title for the Problem');
  981:    if (title) { 
  982:     this.document.forms.newsmpproblem.importdetail.value=
  983: 	title+'=/res/lib/templates/simpleproblem.problem';
  984:     this.document.forms.newsmpproblem.submit();
  985:    }
  986: }
  987: 
  988: function makebulboard() {
  989:    var title=prompt('Listed Title for the Bulletin Board');
  990:    if (title) {
  991:     this.document.forms.newbul.importdetail.value=
  992: 	title+'=/adm/$udom/$uname/$now/bulletinboard';
  993:     this.document.forms.newbul.submit();
  994:    }
  995: }
  996: 
  997: function makeabout() {
  998:    var user=prompt("Enter user\@domain for User's 'About Me' Page");
  999:    if (user) {
 1000:        var comp=new Array();
 1001:        comp=user.split('\@');
 1002:        if ((typeof(comp[0])!=undefined) && (typeof(comp[1])!=undefined)) {
 1003: 	   if ((comp[0]) && (comp[1])) {
 1004: 	       this.document.forms.newaboutsomeone.importdetail.value=
 1005: 		   'About '+user+'=/adm/'+comp[1]+'/'+comp[0]+'/aboutme';
 1006: 	       this.document.forms.newaboutsomeone.submit();
 1007: 	   }
 1008:        }
 1009:    }
 1010: }
 1011: 
 1012: function finishpick() {
 1013:     var title=this.document.forms.extimport.title.value;
 1014:     var url=this.document.forms.extimport.url.value;
 1015:     var form=this.document.forms.extimport.useform.value;
 1016:     eval
 1017:      ('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+
 1018:     '";this.document.forms.'+form+'.submit();');
 1019: }
 1020: 
 1021: function changename(folder,index,oldtitle) {
 1022:     var title=prompt('New Title',oldtitle);
 1023:     if (title) {
 1024: 	this.document.forms.renameform.title.value=title;
 1025: 	this.document.forms.renameform.cmd.value='rename_'+index;
 1026: 	this.document.forms.renameform.folder.value=folder;
 1027:         this.document.forms.renameform.submit();
 1028:     }
 1029: }
 1030: 
 1031: function removeres(folder,index,oldtitle) {
 1032:     if (confirm('Remove "'+oldtitle+'"?')) {
 1033: 	this.document.forms.renameform.cmd.value='del_'+index;
 1034: 	this.document.forms.renameform.folder.value=folder;
 1035:         this.document.forms.renameform.submit();
 1036:     }
 1037: }
 1038: </script>
 1039: 
 1040: ENDNEWSCRIPT
 1041:   }
 1042: # -------------------------------------------------------------------- Body tag
 1043:   $r->print('</head>'.
 1044:             &Apache::loncommon::bodytag('Course Documents','',$events,
 1045: 					'','',$showdoc).
 1046: 	    &Apache::loncommon::help_open_faq(273).
 1047: 	    &Apache::loncommon::help_open_bug('RAT'));
 1048:   unless ($showdoc) {
 1049: # -----------------------------------------------------------------------------
 1050:        my %lt=&Apache::lonlocal::texthash(
 1051:                 'uplm' => 'Upload a new main course document',
 1052:                 'upls' => 'Upload a new supplemental course document',
 1053:                 'impp' => 'Import a published document',
 1054:                 'spec' => 'Special documents',
 1055:                 'upld' => 'Upload Document',
 1056:                 'srch' => 'Search',
 1057:                 'impo' => 'Import',
 1058:                 'selm' => 'Select Map',
 1059:                 'load' => 'Load Map',
 1060:                 'newf' => 'New Folder',
 1061:                 'extr' => 'External Resource',
 1062:                 'syll' => 'Syllabus',
 1063:                 'navc' => 'Navigate Contents',
 1064:                 'sipa' => 'Simple Page',
 1065:                 'sipr' => 'Simple Problem',
 1066:                 'scuf' => 'Score Upload Form',
 1067:                 'bull' => 'Bulletin Board',
 1068:                 'mypi' => 'My Personal Info',
 1069: 		'abou' => 'About User',
 1070:                 'file' =>  'File',
 1071:                 'title' => 'Title',
 1072:                 'comment' => 'Comment' 
 1073: 					  );
 1074: # -----------------------------------------------------------------------------
 1075:     if ($allowed) {
 1076:        my $dumpbut=&dumpbutton();
 1077:        my %lt=&Apache::lonlocal::texthash(
 1078: 					 'vc' => 'Verify Content',
 1079: 					 'cv' => 'Check/Set Resource Versions',
 1080: 					  );
 1081:        $r->print(<<ENDCOURSEVERIFY);
 1082: <form name="renameform" method="post" action="/adm/coursedocs">
 1083: <input type="hidden" name="title" />
 1084: <input type="hidden" name="cmd" />
 1085: <input type="hidden" name="folder" />
 1086: </form>
 1087: <form name="simpleedit" method="post" action="/adm/coursedocs">
 1088: <input type=hidden name="importdetail" value="">
 1089: <input type="hidden" name="folder" />
 1090: </form>
 1091: <form action="/adm/coursedocs" method="post" name="courseverify">
 1092: <table bgcolor="#AAAAAA" width="100%" cellspacing="4" cellpadding="4">
 1093: <tr><td bgcolor="#DDDDCC">
 1094: <input type="submit" name="verify" value="$lt{'vc'}" />
 1095: </td><td bgcolor="#DDDDCC">
 1096: <input type="submit" name="versions" value="$lt{'cv'}" />
 1097: $dumpbut
 1098: </td></tr></table>
 1099: </form>
 1100: ENDCOURSEVERIFY
 1101:        $r->print(&Apache::loncommon::help_open_topic('Docs_Adding_Course_Doc',
 1102: 		     &mt('Editing the Table of Contents for your Course')));
 1103:     }
 1104: # --------------------------------------------------------- Standard documents
 1105:     $r->print('<table border=2 cellspacing=4 cellpadding=4>');
 1106:     if (($standard) && ($allowed) && (!$forcesupplement)) {
 1107:        $r->print('<tr><td bgcolor="#BBBBBB"><h2>'.&mt('Main Course Documents').
 1108:   ($allowed?' '.$help{'Main_Course_Documents'}:'').'</h2>');
 1109:        my $folder=$ENV{'form.folder'};
 1110:        unless ($folder=~/^default/) { $folder='default'; }
 1111:        my $postexec='';
 1112:        if ($folder eq 'default') {
 1113: 	   $r->print('<script>this.window.name="loncapaclient";</script>');
 1114:        } else {
 1115:            $postexec='self.close();';
 1116:        }
 1117:        $hadchanges=0;
 1118:        &editor($r,$coursenum,$coursedom,$folder,$allowed);
 1119:        if ($hadchanges) {
 1120: 	   &changewarning($r,$postexec);
 1121:        }
 1122:        my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
 1123:                      '.sequence';
 1124:        $r->print(<<ENDFORM);
 1125: <table cellspacing=4 cellpadding=4><tr>
 1126: <th bgcolor="#DDDDDD">$lt{'uplm'}</th>
 1127: <th bgcolor="#DDDDDD">$lt{'impp'}</th>
 1128: <th bgcolor="#DDDDDD">$lt{'spec'}</th>
 1129: </tr>
 1130: <tr><td bgcolor="#DDDDDD">
 1131: $lt{'file'}:<br />
 1132: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
 1133: <input type="file" name="uploaddoc" size="40">
 1134: <br />
 1135: $lt{'title'}:<br />
 1136: <input type="text" size="50" name="comment">
 1137: <input type="hidden" name="folder" value="$folder">
 1138: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1139: <input type="hidden" name="cmd" value="upload_default">
 1140: <input type="submit" value="$lt{'upld'}">
 1141: <nobr>
 1142:  $help{'Uploading_From_Harddrive'}
 1143: </nobr>
 1144: </form>
 1145: </td>
 1146: <td bgcolor="#DDDDDD">
 1147: <form action="/adm/coursedocs" method="post" name="simpleeditdefault">
 1148: <input type="hidden" name="folder" value="$folder">
 1149: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1150: <input type=button onClick=
 1151: "javascript:document.forms.simpleedit.folder.value='$folder';groupsearch()" value="$lt{'srch'}">
 1152: <nobr>
 1153: <input type=button onClick=
 1154: "javascript:document.forms.simpleedit.folder.value='$folder';groupimport();" value="$lt{'impo'}">
 1155: $help{'Importing_LON-CAPA_Resource'}
 1156: </nobr>
 1157: <p>
 1158: <hr />
 1159: <input type="text" size="20" name="importmap"><br />
 1160: <nobr><input type=button 
 1161: onClick="javascript:openbrowser('simpleeditdefault','importmap','sequence,page','')"
 1162: value="$lt{'selm'}"> <input type="submit" name="loadmap" value="$lt{'load'}">
 1163: $help{'Load_Map'}</nobr>
 1164: </p>
 1165: </form>
 1166: </td><td bgcolor="#DDDDDD">
 1167: <form action="/adm/coursedocs" method="post" name="newfolder">
 1168: <input type="hidden" name="folder" value="$folder">
 1169: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1170: <input type=hidden name="importdetail" value="">
 1171: <nobr>
 1172: <input name="newfolder" type="button"
 1173: onClick="javascript:makenewfolder(this.form,'$folderseq');"
 1174: value="$lt{'newf'}" />$help{'Adding_Folders'}
 1175: </nobr>
 1176: </form>
 1177: <form action="/adm/coursedocs" method="post" name="newext">
 1178: <input type="hidden" name="folder" value="$folder">
 1179: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1180: <input type=hidden name="importdetail" value="">
 1181: <nobr>
 1182: <input name="newext" type="button" onClick="javascript:makenewext('newext');"
 1183: value="$lt{'extr'}" /> $help{'Adding_External_Resource'}
 1184: </nobr>
 1185: </form>
 1186: <form action="/adm/coursedocs" method="post" name="newsyl">
 1187: <input type="hidden" name="folder" value="$folder">
 1188: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1189: <input type=hidden name="importdetail" 
 1190: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
 1191: <nobr>
 1192: <input name="newsyl" type="submit" value="$lt{'syll'}" /> 
 1193:  $help{'Syllabus'}
 1194: </nobr>
 1195: </form>
 1196: <form action="/adm/coursedocs" method="post" name="newnav">
 1197: <input type="hidden" name="folder" value="$folder">
 1198: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1199: <input type=hidden name="importdetail" 
 1200: value="Navigate Content=/adm/navmaps">
 1201: <nobr>
 1202: <input name="newnav" type="submit" value="$lt{'navc'}" />
 1203: $help{'Navigate_Content'}
 1204: </nobr>
 1205: </form>
 1206: <form action="/adm/coursedocs" method="post" name="newsmppg">
 1207: <input type="hidden" name="folder" value="$folder">
 1208: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1209: <input type=hidden name="importdetail" value="">
 1210: <nobr>
 1211: <input name="newsmppg" type="button" value="$lt{'sipa'}"
 1212: onClick="javascript:makesmppage();" /> $help{'Simple Page'}
 1213: </nobr>
 1214: </form>
 1215: <form action="/adm/coursedocs" method="post" name="newsmpproblem">
 1216: <input type="hidden" name="folder" value="$folder">
 1217: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1218: <input type=hidden name="importdetail" value="">
 1219: <nobr>
 1220: <input name="newsmpproblem" type="button" value="$lt{'sipr'}"
 1221: onClick="javascript:makesmpproblem();" />$help{'Simple Problem'}
 1222: </nobr>
 1223: </form>
 1224: <form action="/adm/coursedocs" method="post" name="newexamupload">
 1225: <input type="hidden" name="folder" value="$folder">
 1226: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1227: <input type=hidden name="importdetail" value="">
 1228: <nobr>
 1229: <input name="newexamupload" type="button" value="$lt{'scuf'}"
 1230: onClick="javascript:makeexamupload();" />
 1231: $help{'Score_Upload_Form'}
 1232: </nobr>
 1233: </form>
 1234: <form action="/adm/coursedocs" method="post" name="newbul">
 1235: <input type="hidden" name="folder" value="$folder">
 1236: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1237: <input type=hidden name="importdetail" value="">
 1238: <nobr>
 1239: <input name="newbulletin" type="button" value="$lt{'bull'}"
 1240: onClick="javascript:makebulboard();" />
 1241: $help{'Bulletin Board'}
 1242: </nobr>
 1243: </form>
 1244: <form action="/adm/coursedocs" method="post" name="newaboutme">
 1245: <input type="hidden" name="folder" value="$folder">
 1246: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1247: <input type=hidden name="importdetail" 
 1248: value="$plainname=/adm/$udom/$uname/aboutme">
 1249: <nobr>
 1250: <input name="newaboutme" type="submit" value="$lt{'mypi'}" />
 1251: $help{'My Personal Info'}
 1252: </nobr>
 1253: </form>
 1254: <form action="/adm/coursedocs" method="post" name="newaboutsomeone">
 1255: <input type="hidden" name="folder" value="$folder">
 1256: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1257: <input type=hidden name="importdetail" value="">
 1258: <nobr>
 1259: <input name="newaboutsomeone" type="button" value="$lt{'abou'}" 
 1260: onClick="javascript:makeabout();" />
 1261: </nobr>
 1262: </form>
 1263: </td></tr>
 1264: </table>
 1265: ENDFORM
 1266:        $r->print('</td></tr>');
 1267:     }
 1268: # ----------------------------------------------------- Supplemental documents
 1269:     if (!$forcestandard) {
 1270:        $r->print(
 1271:   '<tr><td bgcolor="#BBBBBB"><h2>'.&mt('Supplemental Course Documents').
 1272:   ($allowed?' '.$help{'Supplemental'}:'').'</h2>');
 1273:        my $folder=$ENV{'form.folder'};
 1274:        unless ($folder=~/supplemental/) { $folder='supplemental'; }
 1275:        &editor($r,$coursenum,$coursedom,$folder,$allowed);
 1276:        if ($allowed) {
 1277:        my $folderseq=
 1278:                   '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
 1279:                      '.sequence';
 1280: 
 1281:           $r->print(<<ENDSUPFORM);
 1282: <table cellspacing=4 cellpadding=4><tr>
 1283: <th bgcolor="#DDDDDD">$lt{'upls'}</th>
 1284: <th bgcolor="#DDDDDD">$lt{'spec'}</th>
 1285: </tr>
 1286: <tr><td bgcolor="#DDDDDD">
 1287: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
 1288: <input type="file" name="uploaddoc" size="40">
 1289: <br />$lt{'comment'}:<br />
 1290: <textarea cols=50 rows=4 name='comment'>
 1291: </textarea>
 1292: <input type="hidden" name="folder" value="$folder">
 1293: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1294: <input type="hidden" name="cmd" value="upload_supplemental">
 1295: <nobr>
 1296: <input type="submit" value="$lt{'upld'}">
 1297:  $help{'Uploading_From_Harddrive'}
 1298: </nobr>
 1299: </form>
 1300: </td>
 1301: <td bgcolor="#DDDDDD">
 1302: <form action="/adm/coursedocs" method="post" name="supnewfolder">
 1303: <input type="hidden" name="folder" value="$folder">
 1304: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1305: <input type=hidden name="importdetail" value="">
 1306: <nobr>
 1307: <input name="newfolder" type="button"
 1308: onClick="javascript:makenewfolder(this.form,'$folderseq');"
 1309: value="$lt{'newf'}" /> $help{'Adding_Folders'}
 1310: </nobr>
 1311: </form>
 1312: <form action="/adm/coursedocs" method="post" name="supnewext">
 1313: <input type="hidden" name="folder" value="$folder">
 1314: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1315: <input type=hidden name="importdetail" value="">
 1316: <nobr>
 1317: <input name="newext" type="button" 
 1318: onClick="javascript:makenewext('supnewext');"
 1319: value="$lt{'extr'}" /> $help{'Adding_External_Resource'}
 1320: </nobr>
 1321: </form>
 1322: <form action="/adm/coursedocs" method="post" name="supnewsyl">
 1323: <input type="hidden" name="folder" value="$folder">
 1324: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1325: <input type=hidden name="importdetail" 
 1326: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
 1327: <nobr>
 1328: <input name="newsyl" type="submit" value="$lt{'syll'}" />
 1329: $help{'Syllabus'}
 1330: </nobr>
 1331: </form>
 1332: <form action="/adm/coursedocs" method="post" name="subnewaboutme">
 1333: <input type="hidden" name="folder" value="$folder">
 1334: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
 1335: <input type=hidden name="importdetail" 
 1336: value="$plainname=/adm/$udom/$uname/aboutme">
 1337: <nobr>
 1338: <input name="newaboutme" type="submit" value="$lt{'mypi'}" />
 1339: $help{'My Personal Info'}
 1340: </nobr>
 1341: </form>
 1342: </td></tr>
 1343: </table></td></tr>
 1344: ENDSUPFORM
 1345:        }
 1346:     }
 1347:     if ($allowed) {
 1348: 	$r->print('<form name="extimport"><input type="hidden" name="title"><input type="hidden" name="url"><input type="hidden" name="useform"></form>');
 1349:     }
 1350:     $r->print('</table>');
 1351:   } else {
 1352: # -------------------------------------------------------- This is showdoc mode
 1353:       $r->print("<h1>".&mt('Uploaded Document').'</h1><p>'.
 1354: &mt('It is recommended that you use an up-to-date virus scanner before handling this file.')."</p><p><table>".
 1355:          &entryline(0,&mt("Click to download or use your browser's Save Link function"),$showdoc).'</table></p>');
 1356:   }
 1357:  }
 1358:  $r->print('</body></html>');
 1359:  return OK;
 1360: } 
 1361: 
 1362: 1;
 1363: __END__

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