Diff for /loncom/interface/londocs.pm between versions 1.138 and 1.326

version 1.138, 2004/08/22 18:15:54 version 1.326, 2009/01/28 11:51:22
Line 1 Line 1
 # The LearningOnline Network  # The LearningOnline Network
 # Documents  # Documents
 #  #
 # $Id$  # $Id$
 #  #
 # Copyright Michigan State University Board of Trustees  # Copyright Michigan State University Board of Trustees
 #  #
 # This file is part of the LearningOnline Network with CAPA (LON-CAPA).  # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
 #  #
 # LON-CAPA is free software; you can redistribute it and/or modify  # 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  # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 2 of the License, or  # the Free Software Foundation; either version 2 of the License, or
 # (at your option) any later version.  # (at your option) any later version.
 #  #
 # LON-CAPA is distributed in the hope that it will be useful,  # LON-CAPA is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of  # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.  # GNU General Public License for more details.
 #  #
 # You should have received a copy of the GNU General Public License  # You should have received a copy of the GNU General Public License
 # along with LON-CAPA; if not, write to the Free Software  # along with LON-CAPA; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 #  #
 # /home/httpd/html/adm/gpl.txt  # /home/httpd/html/adm/gpl.txt
 #  #
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
   
 package Apache::londocs;  
   
 use strict;  package Apache::londocs;
 use Apache::Constants qw(:common :http);  
 use Apache::lonnet;  use strict;
 use Apache::loncommon;  use Apache::Constants qw(:common :http);
 use Apache::lonratedt;  use Apache::imsexport;
 use Apache::lonratsrv;  use Apache::lonnet;
 use Apache::lonxml;  use Apache::loncommon;
 use Apache::loncreatecourse;  use LONCAPA::map();
 use Apache::lonnavmaps;  use Apache::lonratedt();
 use HTML::Entities;  use Apache::lonxml;
 use GDBM_File;  use Apache::lonclonecourse;
 use Apache::lonlocal;  use Apache::lonnavmaps;
   use HTML::Entities;
 my $iconpath;  use GDBM_File;
   use Apache::lonlocal;
 my %hash;  use Cwd;
   use LONCAPA qw(:DEFAULT :match);
 my $hashtied;  
 my %alreadyseen=();  my $iconpath;
   
 my $hadchanges;  my %hash;
   
 # Available help topics  my $hashtied;
   my %alreadyseen=();
 my %help=();  
   my $hadchanges;
 # Mapread read maps into lonratedt::global arrays   
 # @order and @resources, determines status  
 # sets @order - pointer to resources in right order  my %help=();
 # sets @resources - array with the resources with correct idx  
 #  
   sub mapread {
 sub mapread {      my ($coursenum,$coursedom,$map)=@_;
     my ($coursenum,$coursedom,$map)=@_;      return
     return        &LONCAPA::map::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
       &Apache::lonratedt::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.       $map);
                                 $map);  }
 }  
   sub storemap {
 sub storemap {      my ($coursenum,$coursedom,$map)=@_;
     my ($coursenum,$coursedom,$map)=@_;      my ($outtext,$errtext)=
     my ($outtext,$errtext)=        &LONCAPA::map::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
       &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.        $map,1);
                                 $map,1);      if ($errtext) { return ($errtext,2); }
     if ($errtext) { return ($errtext,2); }     
           $hadchanges=1;
     $hadchanges=1;      return ($errtext,0);
     return ($errtext,0);  }
 }  
   
 # ----------------------------------------- Return hash with valid author names  
   sub authorhosts {
 sub authorhosts {      my %outhash=();
     my %outhash=();      my $home=0;
     my $home=0;      my $other=0;
     my $other=0;      foreach my $key (keys(%env)) {
     foreach (keys %ENV) {   if ($key=~/^user\.role\.(au|ca)\.(.+)$/) {
  if ($_=~/^user\.role\.(au|ca)\.(.+)$/) {      my $role=$1;
     my $role=$1;      my $realm=$2;
     my $realm=$2;      my ($start,$end)=split(/\./,$env{$key});
     my ($start,$end)=split(/\./,$ENV{$_});      if (($start) && ($start>time)) { next; }
     if (($start) && ($start>time)) { next; }      if (($end) && (time>$end)) { next; }
     if (($end) && (time>$end)) { next; }      my ($ca,$cd);
     my $ca; my $cd;      if ($1 eq 'au') {
     if ($1 eq 'au') {   $ca=$env{'user.name'};
  $ca=$ENV{'user.name'};   $cd=$env{'user.domain'};
  $cd=$ENV{'user.domain'};      } else {
     } else {   ($cd,$ca)=($realm=~/^\/($match_domain)\/($match_username)$/);
  ($cd,$ca)=($realm=~/^\/(\w+)\/(\w+)$/);      }
     }      my $allowed=0;
     my $allowed=0;      my $myhome=&Apache::lonnet::homeserver($ca,$cd);
     my $myhome=&Apache::lonnet::homeserver($ca,$cd);      my @ids=&Apache::lonnet::current_machine_ids();
     my @ids=&Apache::lonnet::current_machine_ids();      foreach my $id (@ids) { if ($id eq $myhome) { $allowed=1; } }
     foreach my $id (@ids) { if ($id eq $myhome) { $allowed=1; } }      if ($allowed) {
     if ($allowed) {   $home++;
  $home++;   $outhash{'home_'.$ca.'@'.$cd}=1;
  $outhash{'home_'.$ca.'@'.$cd}=1;      } else {
     } else {   $outhash{'otherhome_'.$ca.'@'.$cd}=$myhome;
  $outhash{'otherhome_'.$ca.'@'.$cd}=$myhome;   $other++;
  $other++;      }
     }   }
  }      }
     }      return ($home,$other,%outhash);
     return ($home,$other,%outhash);  }
 }  
 # ------------------------------------------------------ Generate "dump" button  
   sub dumpbutton {
 sub dumpbutton {      my ($home,$other,%outhash)=&authorhosts();
     my ($home,$other,%outhash)=&authorhosts();      my $type = &Apache::loncommon::course_type();
     if ($home+$other==0) { return ''; }      if ($home+$other==0) { return ''; }
     my $output='</td><td bgcolor="#DDDDCC">';      if ($home) {
     if ($home) {   return '<div>'.
  return '</td><td bgcolor="#DDDDCC">'.      '<input type="submit" name="dumpcourse" value="'.
     '<input type="submit" name="dumpcourse" value="'.      &mt('Dump '.$type.' DOCS to Construction Space').'" />'.
     &mt('Dump Course DOCS to Construction Space').'" />'.      &Apache::loncommon::help_open_topic('Docs_Dump_Course_Docs').
     &Apache::loncommon::help_open_topic('Docs_Dump_Course_Docs');      '</div>';
     } else {      } else {
  return'</td><td bgcolor="#DDDDCC">'.   return '<div>'.
      &mt('Dump Course DOCS to Construction Space: available on other servers');       &mt('Dump '.$type.
     }   ' DOCS to Construction Space: available on other servers').
 }   '</div>';
       }
 # -------------------------------------------------------- Actually dump course  }
   
 sub dumpcourse {  sub clean {
     my $r=shift;      my ($title)=@_;
     $r->print('<html><head><title>Dump DOCS</title></head>'.      $title=~s/[^\w\/\!\$\%\^\*\-\_\=\+\;\:\,\\\|\`\~]+/\_/gs;
         &Apache::loncommon::bodytag('Dump Course DOCS to Construction Space').      return $title;
       '<form name="dumpdoc" method="post">');  }
     my ($home,$other,%outhash)=&authorhosts();  
     unless ($home) { return ''; }  
     my $origcrsid=$ENV{'request.course.id'};  
     my %origcrsdata=&Apache::lonnet::coursedescription($origcrsid);  sub dumpcourse {
     if (($ENV{'form.authorspace'}) && ($ENV{'form.authorfolder'}=~/\w/)) {      my ($r) = @_;
 # Do the dumping      my $type = &Apache::loncommon::course_type();
  unless ($outhash{'home_'.$ENV{'form.authorspace'}}) { return ''; }      $r->print(&Apache::loncommon::start_page('Dump '.$type.' DOCS to Construction Space').
  my ($ca,$cd)=split(/\@/,$ENV{'form.authorspace'});        '<form name="dumpdoc" method="post">');
  $r->print('<h3>'.&mt('Copying Files').'</h3>');      $r->print(&Apache::lonhtmlcommon::breadcrumbs('Dump '.$type.' DOCS to Construction Space'));
  my $title=$ENV{'form.authorfolder'};      my ($home,$other,%outhash)=&authorhosts();
  $title=~s/[^\w\/]+/\_/g;      unless ($home) { return ''; }
  my %replacehash=();      my $origcrsid=$env{'request.course.id'};
  foreach (keys %ENV) {      my %origcrsdata=&Apache::lonnet::coursedescription($origcrsid);
     if ($_=~/^form\.namefor\_(.+)/) {      if (($env{'form.authorspace'}) && ($env{'form.authorfolder'}=~/\w/)) {
  $replacehash{$1}=$ENV{$_};  # Do the dumping
     }   unless ($outhash{'home_'.$env{'form.authorspace'}}) { return ''; }
  }   my ($ca,$cd)=split(/\@/,$env{'form.authorspace'});
  my $crs='/uploaded/'.$ENV{'request.course.id'}.'/';   $r->print('<h3>'.&mt('Copying Files').'</h3>');
  $crs=~s/\_/\//g;   my $title=$env{'form.authorfolder'};
  foreach (keys %replacehash) {   $title=&clean($title);
     my $newfilename=$title.'/'.$replacehash{$_};   my %replacehash=();
     $newfilename=~s/[^\w\/\.\/]+/\_/g;   foreach my $key (keys(%env)) {
     my @dirs=split(/\//,$newfilename);      if ($key=~/^form\.namefor\_(.+)/) {
     my $path='/home/'.$ca.'/public_html';   $replacehash{$1}=$env{$key};
     my $makepath=$path;      }
     my $fail=0;   }
     for (my $i=0;$i<$#dirs;$i++) {   my $crs='/uploaded/'.$env{'request.course.id'}.'/';
  $makepath.='/'.$dirs[$i];   $crs=~s/\_/\//g;
  unless (-e $makepath) {    foreach my $item (keys(%replacehash)) {
     unless(mkdir($makepath,0777)) { $fail=1; }       my $newfilename=$title.'/'.$replacehash{$item};
  }      $newfilename=~s/\.(\w+)$//;
     }      my $ext=$1;
     $r->print('<br /><tt>'.$_.'</tt> => <tt>'.$newfilename.'</tt>: ');      $newfilename=&clean($newfilename);
     if (my $fh=Apache::File->new('>'.$path.'/'.$newfilename)) {      $newfilename.='.'.$ext;
  if ($_=~/\.(sequence|page|html|htm|xml|xhtml)$/) {      my @dirs=split(/\//,$newfilename);
     print $fh &Apache::loncreatecourse::rewritefile(      my $path='/home/'.$ca.'/public_html';
          &Apache::loncreatecourse::readfile($ENV{'request.course.id'},$_),      my $makepath=$path;
      (%replacehash,$crs => '')      my $fail=0;
     );      for (my $i=0;$i<$#dirs;$i++) {
  } else {   $makepath.='/'.$dirs[$i];
     print $fh   unless (-e $makepath) {
          &Apache::loncreatecourse::readfile($ENV{'request.course.id'},$_);      unless(mkdir($makepath,0777)) { $fail=1; }
        }   }
  $fh->close();      }
     } else {      $r->print('<br /><tt>'.$item.'</tt> => <tt>'.$newfilename.'</tt>: ');
  $fail=1;      if (my $fh=Apache::File->new('>'.$path.'/'.$newfilename)) {
     }   if ($item=~/\.(sequence|page|html|htm|xml|xhtml)$/) {
     if ($fail) {      print $fh &Apache::lonclonecourse::rewritefile(
  $r->print('<font color="red">fail</font>');           &Apache::lonclonecourse::readfile($env{'request.course.id'},$item),
     } else {       (%replacehash,$crs => '')
  $r->print('<font color="green">ok</font>');      );
     }   } else {
  }      print $fh
     } else {           &Apache::lonclonecourse::readfile($env{'request.course.id'},$item);
 # Input form         }
  unless ($home==1) {   $fh->close();
     $r->print(      } else {
       '<h3>'.&mt('Select the Construction Space').'</h3><select name="authorspace">');   $fail=1;
  }      }
  foreach (sort keys %outhash) {      if ($fail) {
     if ($_=~/^home_(.+)$/) {   $r->print('<span class="LC_error">'.&mt('fail').'</span>');
  if ($home==1) {      } else {
     $r->print(   $r->print('<span class="LC_success">'.&mt('ok').'</span>');
   '<input type="hidden" name="authorspace" value="'.$1.'" />');      }
  } else {   }
     $r->print('<option value="'.$1.'">'.$1.' - '.      } else {
       &Apache::loncommon::plainname(split(/\@/,$1)).'</option>');  # Input form
  }   unless ($home==1) {
     }      $r->print(
  }        '<h3>'.&mt('Select the Construction Space').'</h3><select name="authorspace">');
  unless ($home==1) {   }
     $r->print('</select>');   foreach my $key (sort(keys(%outhash))) {
  }      if ($key=~/^home_(.+)$/) {
  my $title=$origcrsdata{'description'};   if ($home==1) {
  $title=~s/\s+/\_/gs;      $r->print(
  $title=~s/\W//gs;    '<input type="hidden" name="authorspace" value="'.$1.'" />');
  $r->print('<h3>'.&mt('Folder in Construction Space').'</h3><input type="text" size="50" name="authorfolder" value="'.$title.'" /><br />');   } else {
  &tiehash();      $r->print('<option value="'.$1.'">'.$1.' - '.
  $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>');        &Apache::loncommon::plainname(split(/\@/,$1)).'</option>');
  foreach (&Apache::loncreatecourse::crsdirlist($origcrsid,'userfiles')) {   }
     $r->print('<tr><td>'.$_.'</td>');      }
     my ($ext)=($_=~/\.(\w+)$/);   }
     my $title=$hash{'title_'.$hash{   unless ($home==1) {
  'ids_/uploaded/'.$origcrsdata{'domain'}.'/'.$origcrsdata{'num'}.'/'.$_}};      $r->print('</select>');
     $r->print('<td>'.($title?$title:'&nbsp;').'</td>');   }
     unless ($title) {   my $title=$origcrsdata{'description'};
  $title=$_;   $title=~s/[\/\s]+/\_/gs;
     }   $title=&clean($title);
     $title=~s/\.(\w+)$//;   $r->print('<h3>'.&mt('Folder in Construction Space').'</h3>'
     $title=~s/[^\w\/]+/\_/gs;                   .'<input type="text" size="50" name="authorfolder" value="'.$title.'" /><br />');
     $title.='.'.$ext;   &tiehash();
     $r->print("\n<td><input type='text' size='60' name='namefor_".$_."' value='".$title."' /></td></tr>\n");   $r->print('<h3>'.&mt('Filenames in Construction Space').'</h3>'
  }                   .&Apache::loncommon::start_data_table()
  $r->print("</table>\n");                   .&Apache::loncommon::start_data_table_header_row()
  &untiehash();                   .'<th>'.&mt('Internal Filename').'</th>'
  $r->print(                   .'<th>'.&mt('Title').'</th>'
   '<p><input type="submit" name="dumpcourse" value="'.&mt('Dump Course DOCS').'" /></p></form>');                   .'<th>'.&mt('Save as ...').'</th>'
     }                   .&Apache::loncommon::end_data_table_header_row());
 }   foreach my $file (&Apache::lonclonecourse::crsdirlist($origcrsid,'userfiles')) {
       $r->print(&Apache::loncommon::start_data_table_row()
 # ------------------------------------------------------ Generate "export" button                       .'<td>'.$file.'</td>');
       my ($ext)=($file=~/\.(\w+)$/);
 sub exportbutton {      my $title=$hash{'title_'.$hash{
     return '</td><td bgcolor="#DDDDCC">'.   'ids_/uploaded/'.$origcrsdata{'domain'}.'/'.$origcrsdata{'num'}.'/'.$file}};
             '<input type="submit" name="exportcourse" value="'.      $r->print('<td>'.($title?$title:'&nbsp;').'</td>');
             &mt('Export Course to IMS').'" />'.      if (!$title) {
             &Apache::loncommon::help_open_topic('Docs_Export_Course_Docs');   $title=$file;
 }      } else {
    $title=~s|/|_|g;
 sub exportcourse {      }
     my $r=shift;      $title=~s/\.(\w+)$//;
     my %discussiontime = &Apache::lonnet::dump('discussiontimes',      $title=&clean($title);
                                                $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, $ENV{'course.'.$ENV{'request.course.id'}.'.num'});      $title.='.'.$ext;
     my $numdisc = keys %discussiontime;      $r->print("\n<td><input type='text' size='60' name='namefor_".$file."' value='".$title."' /></td>"
     my $navmap = Apache::lonnavmaps::navmap->new();                       .&Apache::loncommon::end_data_table_row());
     my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef);   }
     my $curRes;   $r->print(&Apache::loncommon::end_data_table());
    &untiehash();
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},   $r->print(
                                             ['finishexport']);    '<p><input type="submit" name="dumpcourse" value="'.&mt("Dump $type DOCS").'" /></p></form>');
     if ($ENV{'form.finishexport'}) {      }
         &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},  }
                                             ['archive','discussion']);  
   
         my @exportitems = ();  
         if (defined($ENV{'form.archive'})) {  sub exportbutton {
             if (ref($ENV{'form.archive'}) eq 'ARRAY') {      my $type = &Apache::loncommon::course_type();
                 @exportitems = @{$ENV{'form.archive'}};      return '<div>'.
             } else {              '<input type="submit" name="exportcourse" value="'.
                 $exportitems[0] = $ENV{'form.archive'};              &mt('Export '.$type.' to IMS').'" />'.
             }      &Apache::loncommon::help_open_topic('Docs_Export_Course_Docs').'</div>';
         }  }
         my @discussions = ();  
         if (defined($ENV{'form.discussion'})) {  
             if (ref($ENV{'form.discussion'}) eq 'ARRAY') {  
                 @discussions = $ENV{'form.discussion'};  sub exportcourse {
             } else {      my $r=shift;
                 $discussions[0] = $ENV{'form.discussion'};      my $type = &Apache::loncommon::course_type();
             }      my %discussiontime = &Apache::lonnet::dump('discussiontimes',
         }                                                 $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
         my $curRes;      my $numdisc = keys(%discussiontime);
         my $count;      my $navmap = Apache::lonnavmaps::navmap->new();
         my %symbs;      if (!defined($navmap)) {
         my $display;          $r->print(&Apache::loncommon::start_page('Export '.lc($type).' to IMS content package').
         while ($curRes = $it->next()) {                    '<h2>IMS Export Failed</h2>'.
             if (ref($curRes)) {                    '<div class="LC_error">'.
                 $count ++;                    &mt('Unable to retrieve information about course contents').
                 $symbs{$count} = $curRes->symb();                    '</div><a href="/adm/coursedocs">'.&mt('Return to Course Editor').'</a>');
                 if (grep/^$count$/,@exportitems) {          &Apache::lonnet::logthis('IMS export failed - could not create navmap object in '.lc($type).':'.$env{'request.course.id'});
                     $display.= 'Export content item '.$curRes->title()."<br />\n";          return;
                 }      }
                 if (grep/^$count$/,@discussions) {      my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef);
                     $display.= 'Export discussion posts '.$curRes->title()."<br />\n";      my $curRes;
                 }        my $outcome;
             }  
         }      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                               ['finishexport']);
         $r->print('<html><head><title>Export Course</title></head>'.      if ($env{'form.finishexport'}) {
             &Apache::loncommon::bodytag('Export course to IMS or SCORM content package'          &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
 ));                                              ['archive','discussion']);
   
         my $exportfile;          my @exportitems = &Apache::loncommon::get_env_multiple('form.archive');
         $r->print($display);          my @discussions = &Apache::loncommon::get_env_multiple('form.discussion');
         $r->print('</body></html>');          if (@exportitems == 0 && @discussions == 0) {
     } else {              $outcome = '<br />As you did not select any content items or discussions for export, an IMS package has not been created.  Please <a href="javascript:history.go(-1)">go back</a> to select either content items or discussions for export';
         my $display;          } else {
         $display = '<form name="exportdoc" method="post">'."\n";              my $now = time;
         $display .= 'Choose which items you wish to export from your course.<br /><br />';              my %symbs;
         $display .= '<table border="0" cellspacing="0" cellpadding="3">'.              my $manifestok = 0;
                     '<tr><td><fieldset><legend>&nbsp;<b>Content items</b></legend>'.              my $imsresources;
                     '<input type="button" value="check all" '.              my $tempexport;
                     'onclick="javascript:checkAll(document.exportdoc.archive)" />'.              my $copyresult;
                     '&nbsp;&nbsp;<input type="button" value="uncheck all"'.              my $ims_manifest = &create_ims_store($now,\$manifestok,\$outcome,\$tempexport);
                     ' onclick="javascript:uncheckAll(document.exportdoc.archive)" /></fieldset></td>'.              if ($manifestok) {
                     '<td>&nbsp;</td><td>&nbsp;</td>'.                  &build_package($now,$navmap,\@exportitems,\@discussions,\$outcome,$tempexport,\$copyresult,$ims_manifest);
                     '<td align="right"><fieldset><legend>&nbsp;<b>Discussion posts'.                  close($ims_manifest);
                     '</b></legend><input type="button" value="check all"'.  
                     ' onclick="javascript:checkAll(document.exportdoc.discussion)" />'.  #Create zip file in prtspool
                     '&nbsp;&nbsp;<input type="button" value="uncheck all"'.                  my $imszipfile = '/prtspool/'.
                     ' onclick="javascript:uncheckAll(document.exportdoc.discussion)" /></fieldset></td>'.                  $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
                     '</tr></table>';                     time.'_'.rand(1000000000).'.zip';
         my $curRes;                  my $cwd = &Cwd::getcwd();
         my $depth = 0;                  my $imszip = '/home/httpd/'.$imszipfile;
         my $count = 0;                  chdir $tempexport;
         my $boards = 0;                  open(OUTPUT, "zip -r $imszip *  2> /dev/null |");
         my $startcount = 5;                  close(OUTPUT);
         my %parent = ();                  chdir $cwd;
         my %children = ();                  $outcome .= &mt('Download the zip file from <a href="[_1]">IMS '.lc($type).' archive</a><br />',$imszipfile,);
         my $lastcontainer = $startcount;                  if ($copyresult) {
         my @bgcolors = ('#F6F6F6','#FFFFFF');                      $outcome .= &mt('The following errors occurred during export - [_1]',$copyresult);
         $display .= '<table cellspacing="0"><tr>'.                  }
             '<td><b>Export content item?<br /></b></td><td>&nbsp;</td><td align="right">'."\n";              } else {
         if ($numdisc > 0) {                  $outcome = '<br />'.&mt('Unfortunately you will not be able to retrieve an IMS archive of this posts at this time, because there was a problem creating a manifest file.').'<br />';
             $display.='<b>Export&nbsp;discussion posts?</b>'."\n";              }
         }          }
         $display.='&nbsp;</td></tr>';          $r->print(&Apache::loncommon::start_page('Export '.lc($type).' to IMS content package'));
         while ($curRes = $it->next()) {   $r->print(&Apache::lonhtmlcommon::breadcrumbs('Export '.lc($type).' to IMS content package'));
             if (ref($curRes)) {          $r->print($outcome);
                 $count ++;          $r->print(&Apache::loncommon::end_page());
             }      } else {
             if ($curRes == $it->BEGIN_MAP()) {          my $display;
                 $depth++;          $display = '<form name="exportdoc" method="post">'."\n";
                 $parent{$depth} = $lastcontainer;          $display .= &mt('Choose which items you wish to export from your '.$type.'.<br /><br />');
             }          $display .= '<table border="0" cellspacing="0" cellpadding="3">'.
             if ($curRes == $it->END_MAP()) {                      '<tr><td><fieldset><legend>&nbsp;<b>Content items</b></legend>'.
                 $depth--;                      '<input type="button" value="check all" '.
                 $lastcontainer = $parent{$depth};                      'onclick="javascript:checkAll(document.exportdoc.archive)" />'.
             }                      '&nbsp;&nbsp;<input type="button" value="uncheck all"'.
             if (ref($curRes)) {                      ' onclick="javascript:uncheckAll(document.exportdoc.archive)" /></fieldset></td>'.
                 my $symb = $curRes->symb();                      '<td>&nbsp;</td><td>&nbsp;</td>'.
                 my $color = $count%2;                      '<td align="right"><fieldset><legend>&nbsp;<b>Discussion posts'.
                 $display .='<tr bgcolor='.$bgcolors[$color].'><td>'."\n".                      '</b></legend><input type="button" value="check all"'.
                     '<input type="checkbox" name="archive" value="'.$count.'" ';                      ' onclick="javascript:checkAll(document.exportdoc.discussion)" />'.
                 if (($curRes->is_sequence()) || ($curRes->is_page())) {                      '&nbsp;&nbsp;<input type="button" value="uncheck all"'.
                     my $checkitem = $count + $boards + $startcount;                      ' onclick="javascript:uncheckAll(document.exportdoc.discussion)" /></fieldset></td>'.
                     $display .= 'onClick="javascript:propagateCheck('."'$checkitem'".')"';                      '</tr></table>';
                 }          my $curRes;
                 $display .= ' />'."\n";          my $depth = 0;
                 for (my $i=0; $i<$depth; $i++) {          my $count = 0;
                     $display .= '<img src="/adm/lonIcons/whitespace1.gif" width="25" height="1" alt="" border="0" /><img src="/adm/lonIcons/whitespace1.gif" width="25" height="1" alt="" border="0" />'."\n";          my $boards = 0;
                 }          my $startcount = 5;
                 if ($curRes->is_sequence()) {          my %parent = ();
                     $display .= '<img src="/adm/lonIcons/navmap.folder.open.gif">&nbsp;'."\n";          my %children = ();
                     $lastcontainer = $count + $startcount + $boards;          my $lastcontainer = $startcount;
                 } elsif ($curRes->is_page()) {          my @bgcolors = ('#F6F6F6','#FFFFFF');
                     $display .= '<img src="/adm/lonIcons/navmap.page.open.gif">&nbsp;'."\n";          $display .= '<table cellspacing="0"><tr>'.
                     $lastcontainer = $count + $startcount + $boards;              '<td><b>Export content item?<br /></b></td><td>&nbsp;</td><td align="right">'."\n";
                 }          if ($numdisc > 0) {
                 my $currelem = $count+$boards+$startcount;              $display.='<b>Export&nbsp;discussion posts?</b>'."\n";
                 $children{$parent{$depth}} .= $currelem.':';          }
                 $display .= '&nbsp;'.$curRes->title().'</td>';          $display.='&nbsp;</td></tr>';
                 if ($discussiontime{$symb} > 0) {          while ($curRes = $it->next()) {
                     $boards ++;              if (ref($curRes)) {
                     $currelem = $count+$boards+$startcount;                  $count ++;
                     $display .= '<td>&nbsp;</td><td align="right"><input type="checkbox" name="discussion" value="'.$count.'" />&nbsp;</td>'."\n";              }
                 } else {              if ($curRes == $it->BEGIN_MAP()) {
                     $display .= '<td colspan="2">&nbsp;</td>'."\n";                  $depth++;
                 }                  $parent{$depth} = $lastcontainer;
             }              }
         }              if ($curRes == $it->END_MAP()) {
         my $scripttag = qq|                  $depth--;
 <script>                  $lastcontainer = $parent{$depth};
               }
 function checkAll(field) {              if (ref($curRes)) {
     for (i = 0; i < field.length; i++)                  my $symb = $curRes->symb();
         field[i].checked = true ;                  my $ressymb = $symb;
 }                  if ($ressymb =~ m|adm/($match_domain)/($match_username)/(\d+)/bulletinboard$|) {
                       unless ($ressymb =~ m|adm/wrapper/adm|) {
 function uncheckAll(field) {                          $ressymb = 'bulletin___'.$3.'___adm/wrapper/adm/'.$1.'/'.$2.'/'.$3.'/bulletinboard';
     for (i = 0; i < field.length; i++)                      }
         field[i].checked = false ;                  }
 }                  my $color = $count%2;
                   $display .='<tr bgcolor='.$bgcolors[$color].'><td>'."\n".
 function propagateCheck(item) {                      '<input type="checkbox" name="archive" value="'.$count.'" ';
     if (document.exportdoc.elements[item].checked == true) {                  if (($curRes->is_sequence()) || ($curRes->is_page())) {
         containerCheck(item)                      my $checkitem = $count + $boards + $startcount;
     }                      $display .= 'onClick="javascript:propagateCheck('."'$checkitem'".')"';
 }                   }
                   $display .= ' />'."\n";
 function containerCheck(item) {                  for (my $i=0; $i<$depth; $i++) {
     document.exportdoc.elements[item].checked = true                      $display .= '<img src="/adm/lonIcons/whitespace1.gif" class="LC_docs_spacer" /><img src="/adm/lonIcons/whitespace1.gif" class="LC_docs_spacer" />'."\n";
     var numitems = $count + $boards + $startcount                  }
     var parents = new Array(numitems)                  if ($curRes->is_sequence()) {
     for (var i=$startcount; i<numitems; i++) {                      $display .= '<img src="/adm/lonIcons/navmap.folder.open.gif">&nbsp;'."\n";
         parents[i] = new Array                      $lastcontainer = $count + $startcount + $boards;
     }                  } elsif ($curRes->is_page()) {
         |;                      $display .= '<img src="/adm/lonIcons/navmap.page.open.gif">&nbsp;'."\n";
                       $lastcontainer = $count + $startcount + $boards;
         foreach my $container (sort { $a <=> $b } keys %children) {                  }
             my @contents = split/:/,$children{$container};                  my $currelem = $count+$boards+$startcount;
             for (my $i=0; $i<@contents; $i ++) {                  $children{$parent{$depth}} .= $currelem.':';
                 $scripttag .= '    parents['.$container.']['.$i.'] = '.$contents[$i]."\n";                  $display .= '&nbsp;'.$curRes->title().'</td>';
             }                  if ($discussiontime{$ressymb} > 0) {
         }                      $boards ++;
                       $currelem = $count+$boards+$startcount;
         $scripttag .= qq|                      $display .= '<td>&nbsp;</td><td align="right"><input type="checkbox" name="discussion" value="'.$count.'" />&nbsp;</td>'."\n";
     if (parents[item].length > 0) {                  } else {
         for (var j=0; j<parents[item].length; j++) {                      $display .= '<td colspan="2">&nbsp;</td>'."\n";
             containerCheck(parents[item][j])                  }
         }              }
      }             }
 }          my $scripttag = qq|
   <script>
 </script>  
         |;  function checkAll(field) {
         $r->print('<html><head><title>Export Course</title>'.$scripttag.'</head>'.      if (field.length > 0) {
             &Apache::loncommon::bodytag('Export course to IMS or SCORM content package'          for (i = 0; i < field.length; i++) {
 ));              field[i].checked = true ;
           }
         $r->print($display.'</table>'.      } else {
                   '<p><input type="hidden" name="finishexport" value="1">'.          field.checked = true
                   '<input type="submit" name="exportcourse" value="'.      }
                   &mt('Export Course DOCS').'" /></p></form></body></html>');  }
     }                                                                                 
 }  function uncheckAll(field) {
       if (field.length > 0) {
           for (i = 0; i < field.length; i++) {
 # Imports the given (name, url) resources into the course              field[i].checked = false ;
 # coursenum, coursedom, and folder must precede the list          }
 sub group_import {      } else {
     my $coursenum = shift;          field.checked = false ;
     my $coursedom = shift;      }
     my $folder = shift;  }
     while (@_) {  
  my $name = shift;  function propagateCheck(item) {
  my $url = shift;      if (document.exportdoc.elements[item].checked == true) {
  if ($url) {          containerCheck(item)
     my $idx = $#Apache::lonratedt::resources + 1;      }
     $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=$idx;  }
     my $ext = 'false';  
     if ($url=~/^http:\/\//) { $ext = 'true'; }  function containerCheck(item) {
     $url =~ s/:/\&colon;/g;      document.exportdoc.elements[item].checked = true
     $name =~ s/:/\&colon;/g;      var numitems = $count + $boards + $startcount
     $Apache::lonratedt::resources[$idx] =       var parents = new Array(numitems)
  join ':', ($name, $url, $ext, 'normal', 'res');      for (var i=$startcount; i<numitems; i++) {
  }          parents[i] = new Array
     }      }
     return &storemap($coursenum, $coursedom, $folder.'.sequence');          |;
 }  
           foreach my $container (sort { $a <=> $b } (keys(%children))) {
 sub breadcrumbs {              my @contents = split(/:/,$children{$container});
     my ($where)=@_;              for (my $i=0; $i<@contents; $i ++) {
     &Apache::lonhtmlcommon::clear_breadcrumbs();                  $scripttag .= '    parents['.$container.']['.$i.'] = '.$contents[$i]."\n";
     my (@folders)=split('&',$ENV{'form.folderpath'});              }
     my $folderpath;          }
     while (@folders) {  
  my $folder=shift(@folders);          $scripttag .= qq|
  my $foldername=shift(@folders);      if (parents[item].length > 0) {
  if ($folderpath) {$folderpath.='&';}          for (var j=0; j<parents[item].length; j++) {
  $folderpath.=$folder.'&'.$foldername;              containerCheck(parents[item][j])
  my $url='/adm/coursedocs?folderpath='.          }
     &Apache::lonnet::escape($folderpath);       }  
     &Apache::lonhtmlcommon::add_breadcrumb(  }
       {'href'=>$url,  
        'title'=>&Apache::lonnet::unescape($foldername),  </script>
        'text'=>'<font size="+1">'.          |;
    &Apache::lonnet::unescape($foldername).'</font>'   $r->print(&Apache::loncommon::start_page('Export '.lc($type).' to IMS content package',
        });   $scripttag));
           $r->print(&Apache::lonhtmlcommon::breadcrumbs('Export '.lc($type).' to IMS content package'));
      $r->print($display.'</table>'.
     }                    '<p><input type="hidden" name="finishexport" value="1">'.
     return &Apache::lonhtmlcommon::breadcrumbs(undef,undef,undef,undef,undef,                    '<input type="submit" name="exportcourse" value="'.
        0,'nohelp');                    &mt('Export '.$type.' DOCS').'" /></p></form>');
 }      }
   }
 sub editor {  
     my ($r,$coursenum,$coursedom,$folder,$allowed)=@_;  sub create_ims_store {
       my ($now,$manifestok,$outcome,$tempexport) = @_;
     $r->print(&breadcrumbs($folder));      $$tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
     my $errtext='';      my $ims_manifest;
     my $fatal=0;      if (!-e $$tempexport) {
     ($errtext,$fatal)=          mkdir($$tempexport,0700);
           &mapread($coursenum,$coursedom,$folder.'.sequence');      }
     if ($#Apache::lonratedt::order<1) {      $$tempexport .= '/'.$now;
         $Apache::lonratedt::order[0]=1;      if (!-e $$tempexport) {
         $Apache::lonratedt::resources[1]='';          mkdir($$tempexport,0700);
     }      }
     if ($fatal) {      $$tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
    $r->print('<p><font color="red">'.$errtext.'</font></p>');      if (!-e $$tempexport) {
     } else {          mkdir($$tempexport,0700);
 # ------------------------------------------------------------ Process commands      }
       if (!-e "$$tempexport/resources") {
 # ---------------- if they are for this folder and user allowed to make changes          mkdir("$$tempexport/resources",0700);
  if (($allowed) && ($ENV{'form.folder'} eq $folder)) {      }
 # set parameters and change order  # open manifest file
     if (defined($ENV{'form.setparms'})) {      my $manifest = '/imsmanifest.xml';
  my $idx=$ENV{'form.setparms'};      my $manifestfilename = $$tempexport.$manifest;
 # set parameters      if ($ims_manifest = Apache::File->new('>'.$manifestfilename)) {
  if ($ENV{'form.randpick_'.$idx}) {          $$manifestok=1;
     &Apache::lonratedt::storeparameter($idx,'parameter_randompick',$ENV{'form.randpick_'.$idx},'int_pos');          print $ims_manifest
  } else {  '<?xml version="1.0" encoding="UTF-8"?>'."\n".
     &Apache::lonratedt::delparameter($idx,'parameter_randompick');  '<manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1"'.
  }  ' xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"'.
  if ($ENV{'form.hidprs_'.$idx}) {  ' xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"'.
     &Apache::lonratedt::storeparameter($idx,'parameter_hiddenresource','yes','string_yesno');  ' identifier="MANIFEST-'.$env{'request.course.id'}.'-'.$now.'"'.
  } else {  '  xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1imscp_v1p1.xsd'.
     &Apache::lonratedt::delparameter($idx,'parameter_hiddenresource');  '  http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">'."\n".
  }  '  <metadata>
  if ($ENV{'form.encprs_'.$idx}) {      <schema></schema>
     &Apache::lonratedt::storeparameter($idx,'parameter_encrypturl','yes','string_yesno');      <imsmd:lom>
  } else {        <imsmd:general>
     &Apache::lonratedt::delparameter($idx,'parameter_encrypturl');          <imsmd:identifier>'.$env{'request.course.id'}.'</imsmd:identifier>
  }          <imsmd:title>
             <imsmd:langstring xml:lang="en">'.$env{'course.'.$env{'request.course.id'}.'.description'}.'</imsmd:langstring>
  if ($ENV{'form.newpos'}) {          </imsmd:title>
 # change order        </imsmd:general>
       </imsmd:lom>
     my $newpos=$ENV{'form.newpos'}-1;    </metadata>'."\n".
     my $currentpos=$ENV{'form.currentpos'}-1;  '  <organizations default="ORG-'.$env{'request.course.id'}.'-'.$now.'">'."\n".
     my $i;  '    <organization identifier="ORG-'.$env{'request.course.id'}.'-'.$now.'"'.
     my @neworder=();  ' structure="hierarchical">'."\n".
     if ($newpos>$currentpos) {  '      <title>'.$env{'course.'.$env{'request.course.id'}.'.description'}.'</title>'
 # moving stuff up      } else {
  for ($i=0;$i<$currentpos;$i++) {          $$outcome .= 'An error occurred opening the IMS manifest file.<br />'
     $neworder[$i]=$Apache::lonratedt::order[$i];  ;
  }      }
  for ($i=$currentpos;$i<$newpos;$i++) {      return $ims_manifest;
     $neworder[$i]=$Apache::lonratedt::order[$i+1];  }
  }  
                         $neworder[$newpos]=$Apache::lonratedt::order[$currentpos];  sub build_package {
  for ($i=$newpos+1;$i<=$#Apache::lonratedt::order;$i++) {      my ($now,$navmap,$exportitems,$discussions,$outcome,$tempexport,$copyresult,$ims_manifest) = @_;
     $neworder[$i]=$Apache::lonratedt::order[$i];  # first iterator to look for dependencies
  }      my $it = $navmap->getIterator(undef,undef,undef,1,undef,undef);
     } else {      my $curRes;
 # moving stuff down      my $count = 0;
  for ($i=0;$i<$newpos;$i++) {      my $depth = 0;
     $neworder[$i]=$Apache::lonratedt::order[$i];      my $lastcontainer = 0;
  }      my %parent = ();
  $neworder[$newpos]=$Apache::lonratedt::order[$currentpos];      my @dependencies = ();
  for ($i=$newpos+1;$i<$currentpos+1;$i++) {      my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
     $neworder[$i]=$Apache::lonratedt::order[$i-1];      my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
  }      while ($curRes = $it->next()) {
  for ($i=$currentpos+1;$i<=$#Apache::lonratedt::order;$i++) {          if (ref($curRes)) {
     $neworder[$i]=$Apache::lonratedt::order[$i];              $count ++;
  }          }
     }          if ($curRes == $it->BEGIN_MAP()) {
     @Apache::lonratedt::order=@neworder;              $depth++;
  }              $parent{$depth} = $lastcontainer;
 # store the changed version          }
           if ($curRes == $it->END_MAP()) {
  ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.sequence');              $depth--;
  if ($fatal) {              $lastcontainer = $parent{$depth};
     $r->print('<p><font color="red">'.$errtext.'</font></p>');          }
     return;          if (ref($curRes)) {
  }              if ($curRes->is_sequence() || $curRes->is_page()) {
                   $lastcontainer = $count;
     }              }
               if (grep(/^$count$/,@$exportitems)) {
 # upload a file, if present                  &get_dependencies($exportitems,\%parent,$depth,\@dependencies);
            if (($ENV{'form.uploaddoc.filename'}) &&              }
                ($ENV{'form.cmd'}=~/^upload_(\w+)/)) {          }
     if ( ($folder=~/^$1/) || ($1 eq 'default') ) {      }
 # this is for a course, not a user, so set coursedoc flag  # second iterator to build manifest and store resources
 # probably the only place in the system where this should be "1"      $it = $navmap->getIterator(undef,undef,undef,1,undef,undef);
       my $url=&Apache::lonnet::userfileupload('uploaddoc',1,'docs');      $depth = 0;
               my $ext='false';      my $prevdepth;
               if ($url=~/^http\:\/\//) { $ext='true'; }      $count = 0;
               $url=~s/\:/\&colon;/g;      my $imsresources;
       my $comment=$ENV{'form.comment'};      my $pkgdepth;
               $comment=~s/\</\&lt\;/g;      while ($curRes = $it->next()) {
               $comment=~s/\>/\&gt\;/g;          if ($curRes == $it->BEGIN_MAP()) {
               $comment=~s/\:/\&colon;/g;              $prevdepth = $depth;
               if ($folder=~/^supplemental/) {              $depth++;
   $comment=time.'___&&&___'.$ENV{'user.name'}.'___&&&___'.          }
       $ENV{'user.domain'}.'___&&&___'.$comment;          if ($curRes == $it->END_MAP()) {
               }              $prevdepth = $depth;
               my $newidx=$#Apache::lonratedt::resources+1;              $depth--;
               $Apache::lonratedt::resources[$newidx]=          }
                   $comment.':'.$url.':'.$ext.':normal:res';  
               $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=          if (ref($curRes)) {
                                                               $newidx;                     $count ++;
               if ((grep(/^$count$/,@$exportitems)) || (grep(/^$count$/,@dependencies))) {
       ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.sequence');                  my $symb = $curRes->symb();
       if ($fatal) {                  my $isvisible = 'true';
   $r->print('<p><font color="red">'.$errtext.'</font></p>');                  my $resourceref;
   return;                  if ($curRes->randomout()) {
       }                      $isvisible = 'false';
      }                  }
             }                  unless ($curRes->is_sequence()) {
     if ($ENV{'form.cmd'}) {                      $resourceref = 'identifierref="RES-'.$env{'request.course.id'}.'-'.$count.'"';
                 my ($cmd,$idx)=split(/\_/,$ENV{'form.cmd'});                  }
                 if ($cmd eq 'del') {                  my $step = $prevdepth - $depth;
     my (undef,$url)=split(':',$Apache::lonratedt::resources[$Apache::lonratedt::order[$idx]]);                  if (($step >= 0) && ($count > 1)) {
     if ($url=~m|/+uploaded/\Q$coursedom\E/\Q$coursenum\E/|) {                      while ($step >= 0) {
  &Apache::lonnet::removeuploadedurl($url);                          print $ims_manifest "\n".'  </item>'."\n";
     }                          $step --;
     for (my $i=$idx;$i<$#Apache::lonratedt::order;$i++) {                      }
                         $Apache::lonratedt::order[$i]=                  }
                           $Apache::lonratedt::order[$i+1];                  $prevdepth = $depth;
                     }  
                     $#Apache::lonratedt::order--;                  my $itementry =
                 } elsif ($cmd eq 'up') {                '<item identifier="ITEM-'.$env{'request.course.id'}.'-'.$count.
   if (($idx) && (defined($Apache::lonratedt::order[$idx-1]))) {                '" isvisible="'.$isvisible.'" '.$resourceref.'>'.
                     my $i=$Apache::lonratedt::order[$idx-1];                '<title>'.$curRes->title().'</title>';
                     $Apache::lonratedt::order[$idx-1]=                  print $ims_manifest "\n".$itementry;
  $Apache::lonratedt::order[$idx];  
                     $Apache::lonratedt::order[$idx]=$i;                  unless ($curRes->is_sequence()) {
    }                      my $content_file;
                 } elsif ($cmd eq 'down') {                      my @hrefs = ();
    if (defined($Apache::lonratedt::order[$idx+1])) {                      &process_content($count,$curRes,$cdom,$cnum,$symb,\$content_file,\@hrefs,$copyresult,$tempexport);
                     my $i=$Apache::lonratedt::order[$idx+1];                      if ($content_file) {
                     $Apache::lonratedt::order[$idx+1]=                          $imsresources .= "\n".
  $Apache::lonratedt::order[$idx];                       '   <resource identifier="RES-'.$env{'request.course.id'}.'-'.$count.
                     $Apache::lonratedt::order[$idx]=$i;                       '" type="webcontent" href="'.$content_file.'">'."\n".
    }                       '       <file href="'.$content_file.'" />'."\n";
                 } elsif ($cmd eq 'rename') {                          foreach my $item (@hrefs) {
                     my ($rtitle,@rrest)=split(/\:/,                              $imsresources .=
                        $Apache::lonratedt::resources[                       '        <file href="'.$item.'" />'."\n";
        $Apache::lonratedt::order[$idx]]);                          }
                     my $comment=                          if (grep(/^$count$/,@$discussions)) {
                      &HTML::Entities::decode($ENV{'form.title'});                              my $ressymb = $symb;
                     $comment=~s/\</\&lt\;/g;                              my $mode;
                     $comment=~s/\>/\&gt\;/g;                              if ($ressymb =~ m|adm/($match_domain)/($match_username)/(\d+)/bulletinboard$|) {
                     $comment=~s/\:/\&colon;/g;                                  unless ($ressymb =~ m|adm/wrapper/adm|) {
                     $Apache::lonratedt::resources[                                      $ressymb = 'bulletin___'.$3.'___adm/wrapper/adm/'.$1.'/'.$2.'/'.$3.'/bulletinboard';
        $Apache::lonratedt::order[$idx]]=                                  }
                              $comment.':'.join(':',@rrest);                                  $mode = 'board';
                                                   }
                 }                              my %extras = (
 # Store the changed version                                            caller => 'imsexport',
  ($errtext,$fatal)=&storemap($coursenum,$coursedom,                                            tempexport => $tempexport.'/resources',
     $folder.'.sequence');                                            count => $count
  if ($fatal) {                                           );
     $r->print('<p><font color="red">'.$errtext.'</font></p>');                              my $discresult = &Apache::lonfeedback::list_discussion($mode,undef,$ressymb,\%extras);
     return;                          }
  }                          $imsresources .= '    </resource>'."\n";
             }                      }
 # Group import/search                  }
     if ($ENV{'form.importdetail'}) {                  $pkgdepth = $depth;
  my @imports;              }
  foreach (split(/\&/,$ENV{'form.importdetail'})) {          }
     if (defined($_)) {      }
  my ($name,$url)=split(/\=/,$_);      while ($pkgdepth > 0) {
  $name=&Apache::lonnet::unescape($name);          print $ims_manifest "    </item>\n";
  $url=&Apache::lonnet::unescape($url);          $pkgdepth --;
  push @imports, $name, $url;      }
     }      my $resource_text = qq|
  }      </organization>
 # Store the changed version    </organizations>
  ($errtext,$fatal)=group_import($coursenum, $coursedom, $folder,    <resources>
        @imports);      $imsresources
  if ($fatal) {    </resources>
     $r->print('<p><font color="red">'.$errtext.'</font></p>');  </manifest>
     return;      |;
  }      print $ims_manifest $resource_text;
             }  }
 # Loading a complete map  
    if (($ENV{'form.importmap'}) && ($ENV{'form.loadmap'})) {  sub get_dependencies {
        foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$ENV{'form.importmap'}))) {      my ($exportitems,$parent,$depth,$dependencies) = @_;
                    my $idx=$#Apache::lonratedt::resources;      if ($depth > 1) {
                    $idx++;          if ((!grep(/^$$parent{$depth}$/,@$exportitems)) && (!grep(/^$$parent{$depth}$/,@$dependencies))) {
                    $Apache::lonratedt::resources[$idx]=$_;              push(@{$dependencies},$$parent{$depth});
                    $Apache::lonratedt::order              if ($depth > 2) {
        [$#Apache::lonratedt::order+1]=$idx;                  &get_dependencies($exportitems,$parent,$depth-1,$dependencies);
        }              }
           }
 # Store the changed version      }
        ($errtext,$fatal)=&storemap($coursenum,$coursedom,  }
    $folder.'.sequence');  
        if ($fatal) {  sub process_content {
    $r->print('<p><font color="red">'.$errtext.'</font></p>');      my ($count,$curRes,$cdom,$cnum,$symb,$content_file,$href,$copyresult,$tempexport) = @_;
    return;      my $content_type;
        }      my $message;
            }      my @uploads = ();
        }      if ($curRes->is_sequence()) {
 # ---------------------------------------------------------------- End commands          $content_type = 'sequence';
 # ---------------------------------------------------------------- Print screen      } elsif ($curRes->is_page()) {
         my $idx=0;          $content_type = 'page'; # need to handle individual items in pages.
         $r->print('<table>');      } elsif ($symb =~ m-public/$cdom/$cnum/syllabus$-) {
         foreach (@Apache::lonratedt::order) {          $content_type = 'syllabus';
            my ($name,$url)=split(/\:/,$Apache::lonratedt::resources[$_]);          my $contents = &Apache::imsexport::templatedpage($content_type);
            unless ($name) {  $name=(split(/\//,$url))[-1]; }          if ($contents) {
            unless ($name) { next; }              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
            $r->print(&entryline($idx,$name,$url,$folder,$allowed,$_,$coursenum));          }
            $idx++;      } elsif ($symb =~ m-\.sequence___\d+___ext-) {
         }          $content_type = 'external';
  unless ($idx) {          my $title = $curRes->title;
     $r->print('<tr><td>'.&mt('Currently no documents.').'</td></tr>');          my $contents =  &Apache::imsexport::external($symb,$title);
  }          if ($contents) {
         $r->print('</table>');              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
     }          }
 }      } elsif ($symb =~ m-adm/navmaps$-) {
           $content_type =  'navmap';
 # --------------------------------------------------------------- An entry line      } elsif ($symb =~ m-adm/[^/]+/[^/]+/(\d+)/smppg$-) {
           $content_type = 'simplepage';
 sub entryline {          my $contents = &Apache::imsexport::templatedpage($content_type,$1,$count,\@uploads);
     my ($index,$title,$url,$folder,$allowed,$residx,$coursenum)=@_;          if ($contents) {
     $title=~s/\&colon\;/\:/g;              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
     $title=&HTML::Entities::encode(&HTML::Entities::decode(          }
      &Apache::lonnet::unescape($title)),'"<>&\'');      } elsif ($symb =~ m-lib/templates/simpleproblem\.problem$-) {
     my $renametitle=$title;          $content_type = 'simpleproblem';
     my $foldertitle=$title;          my $contents =  &Apache::imsexport::simpleproblem($symb);
     my $orderidx=$Apache::lonratedt::order[$index];          if ($contents) {
     if ($title=~ /^(\d+)___&amp;&amp;&amp;___(\w+)___&amp;&amp;&amp;___(\w+)___&amp;&amp;&amp;___(.*)$/ ) {               $$content_file = &store_template($contents,$tempexport,$count,$content_type);
  $foldertitle=&Apache::lontexconvert::msgtexconverted($4);          }
  $renametitle=$4;      } elsif ($symb =~ m-lib/templates/examupload\.problem$-) {
  $title='<i>'.&Apache::lonlocal::locallocaltime($1).'</i> '.          $content_type = 'examupload';
     &Apache::loncommon::plainname($2,$3).': <br />'.      } elsif ($symb =~ m-adm/($match_domain)/($match_username)/(\d+)/bulletinboard$-) {
     $foldertitle;          $content_type = 'bulletinboard';
     }          my $contents =  &Apache::imsexport::templatedpage($content_type,$3,$count,\@uploads,$1,$2);
     $renametitle=~s/\&quot\;/\\\"/g;          if ($contents) {
     my $line='<tr>';              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
 # Edit commands          }
     my $folderpath;      } elsif ($symb =~ m-adm/([^/]+)/([^/]+)/aboutme$-) {
     if ($ENV{'form.folderpath'}) {          $content_type = 'aboutme';
  $folderpath=&Apache::lonnet::escape($ENV{'form.folderpath'});          my $contents =  &Apache::imsexport::templatedpage($content_type,undef,$count,\@uploads,$1,$2);
  # $htmlfoldername=&HTML::Entities::encode($ENV{'form.foldername'},'<>&"');          if ($contents) {
     }              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
     if ($allowed) {          }
  my $incindex=$index+1;      } elsif ($symb =~ m-\.(sequence|page)___\d+___uploaded/$cdom/$cnum/-) {
  my $selectbox='';          $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'uploaded');
  if ($folder!~/^supplemental/) {      } elsif ($symb =~ m-\.(sequence|page)___\d+___([^/]+)/([^/]+)-) {
     $selectbox=          my $canedit = 0;
  '<input type="hidden" name="currentpos" value="'.$incindex.'" />'.          if ($2 eq $env{'user.domain'} && $3 eq $env{'user.name'})  {
  '<select name="newpos" onChange="this.form.submit()">';              $canedit= 1;
     for (my $i=1;$i<=$#Apache::lonratedt::order+1;$i++) {          }
  if ($i==$incindex) {  # only include problem code where current user is author
     $selectbox.='<option value="" selected="1">('.$i.')</option>';          if ($canedit) {
  } else {              $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'resource');
     $selectbox.='<option value="'.$i.'">'.$i.'</option>';          } else {
  }              $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'noedit');
     }          }
     $selectbox.='</select>';      } elsif ($symb =~ m-uploaded/$cdom/$cnum-) {
  }          $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'uploaded');
  my %lt=&Apache::lonlocal::texthash(      }
                 'up' => 'Move Up',      if (@uploads > 0) {
  'dw' => 'Move Down',          foreach my $item (@uploads) {
  'rm' => 'Remove',              my $uploadmsg = '';
  'rn' => 'Rename');              &replicate_content($cdom,$cnum,$tempexport,$item,$count,\$uploadmsg,$href,'templateupload');
  $line.=(<<END);              if ($uploadmsg) {
 <form name="entry_$index" action="/adm/coursedocs" method="post">                  $$copyresult .= $uploadmsg."\n";
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />              }
 <input type="hidden" name="setparms" value="$orderidx" />          }
 <td><table border='0' cellspacing='2' cellpadding='0'>      }
 <tr><td bgcolor="#DDDDDD">      if ($message) {
 <a href='/adm/coursedocs?cmd=up_$index&folderpath=$folderpath'>          $$copyresult .= $message."\n";
 <img src="${iconpath}move_up.gif" alt='$lt{'up'}' border='0' /></a></td></tr>      }
 <tr><td bgcolor="#DDDDDD">  }
 <a href='/adm/coursedocs?cmd=down_$index&folderpath=$folderpath'>  
 <img src="${iconpath}move_down.gif" alt='$lt{'dw'}' border='0' /></a></td></tr>  sub replicate_content {
 </table></td>      my ($cdom,$cnum,$tempexport,$symb,$count,$message,$href,$caller) = @_;
 <td>$selectbox      my ($map,$ind,$url);
 </td><td bgcolor="#DDDDDD">      if ($caller eq 'templateupload') {
 <a href='javascript:removeres("$folderpath","$index","$renametitle");'>          $url = $symb;
 <font size="-2" color="#990000">$lt{'rm'}</font></a>          $url =~ s#//#/#g;
 <a href='javascript:changename("$folderpath","$index","$renametitle");'>      } else {
 <font size="-2" color="#009900">$lt{'rn'}</font></a></td>          ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
 END      }
     }      my $content;
 # Figure out what kind of a resource this is      my $filename;
     my ($extension)=($url=~/\.(\w+)$/);      my $repstatus;
     my $uploaded=($url=~/^\/*uploaded\//);      my $content_name;
     my $icon=&Apache::loncommon::icon($url);      if ($url =~ m-/([^/]+)$-) {
     my $isfolder=0;          $filename = $1;
     my $folderarg;          if (!-e $tempexport.'/resources') {
     if ($uploaded) {              mkdir($tempexport.'/resources',0700);
  if ($extension eq 'sequence') {          }
     $icon=$iconpath.'/folder_closed.gif';          if (!-e $tempexport.'/resources/'.$count) {
     $url=~/$coursenum\/([\/\w]+)\.sequence$/;              mkdir($tempexport.'/resources/'.$count,0700);
     $url='/adm/coursedocs?';          }
     $folderarg=$1;          my $destination = $tempexport.'/resources/'.$count.'/'.$filename;
     $isfolder=1;          my $copiedfile;
  } else {          if ($copiedfile = Apache::File->new('>'.$destination)) {
     &Apache::lonnet::allowuploaded('/adm/coursedoc',$url);              my $content;
  }              if ($caller eq 'resource') {
     }                  my $respath =  $Apache::lonnet::perlvar{'lonDocRoot'}.'/res';
     $url=~s/^http\&colon\;\/\//\/adm\/wrapper\/ext\//;                  my $filepath = &Apache::lonnet::filelocation($respath,$url);
     if ((!$isfolder) && ($residx) && ($folder!~/supplemental/)) {                  $content = &Apache::lonnet::getfile($filepath);
  my $symb=&Apache::lonnet::symbclean(                  if ($content eq -1) {
           &Apache::lonnet::declutter('uploaded/'.                      $$message = 'Could not copy file '.$filename;
            $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.'/'.                  } else {
            $ENV{'course.'.$ENV{'request.course.id'}.'.num'}.'/'.$folder.                      &extract_media($url,$cdom,$cnum,\$content,$count,$tempexport,$href,$message,'resource');
            '.sequence').                      $repstatus = 'ok';
            '___'.$residx.'___'.                  }
    &Apache::lonnet::declutter($url));              } elsif ($caller eq 'uploaded' || $caller eq 'templateupload') {
  (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);                  my $rtncode;
  $url=&Apache::lonnet::clutter($url);                  $repstatus = &Apache::lonnet::getuploaded('GET',$url,$cdom,$cnum,\$content,$rtncode);
  if ($url=~/^\/*uploaded\//) {                  if ($repstatus eq 'ok') {
     $url=~/\.(\w+)$/;                      if ($url =~ /\.html?$/i) {
     my $embstyle=&Apache::loncommon::fileembstyle($1);                          &extract_media($url,$cdom,$cnum,\$content,$count,$tempexport,$href,$message,'uploaded');
     if (($embstyle eq 'img') || ($embstyle eq 'emb')) {                      }
  $url='/adm/wrapper'.$url;                  } else {
     } elsif ($embstyle eq 'ssi') {                      $$message = 'Could not render '.$url.' server message - '.$rtncode."<br />\n";
  #do nothing with these                  }
     } elsif ($url!~/\.(sequence|page)$/) {              } elsif ($caller eq 'noedit') {
  $url='/adm/coursedocs/showdoc'.$url;  # Need to render the resource without the LON-CAPA Internal header and the Post discussion footer, and then set $content equal to this.
     }                  $repstatus = 'ok';
  }                  $content = 'Not the owner of this resource';
  $url.=(($url=~/\?/)?'&':'?').'symb='.&Apache::lonnet::escape($symb);              }
     }              if ($repstatus eq 'ok') {
     my $parameterset='&nbsp;';                  print $copiedfile $content;
     if ($isfolder) {              }
  my $foldername=&Apache::lonnet::escape($foldertitle);              close($copiedfile);
  my $folderpath=$ENV{'form.folderpath'};          } else {
  if ($folderpath) { $folderpath.='&' };              $$message = 'Could not open destination file for '.$filename."<br />\n";
  $folderpath.=$folderarg.'&'.$foldername;          }
  $url.='folderpath='.&Apache::lonnet::escape($folderpath);      } else {
  $parameterset=&mt('Randomly Pick: ').          $$message = 'Could not determine name of file for '.$symb."<br />\n";
     '<input type="text" size="4" name="randpick_'.$orderidx.'" value="'.      }
     (&Apache::lonratedt::getparameter($orderidx,'parameter_randompick'))[0].'" />';      if ($repstatus eq 'ok') {
     }          $content_name = 'resources/'.$count.'/'.$filename;
     $line.='<td bgcolor="#FFFFBB"><a href="'.$url.'"><img src="'.$icon.      }
  '" border="0"></a></td>'.      return $content_name;
         "<td bgcolor='#FFFFBB'><a href='$url'>$title</a></td>";  }
     if (($allowed) && ($folder!~/^supplemental/)) {  
   my %lt=&Apache::lonlocal::texthash(  sub extract_media {
        'hd' => 'Hidden',      my ($url,$cdom,$cnum,$content,$count,$tempexport,$href,$message,$caller) = @_;
        'ec' => 'URL hidden',      my ($dirpath,$container);
        'sp' => 'Store Parameters');      my %allfiles = ();
  my $enctext=      my %codebase = ();
     ((&Apache::lonratedt::getparameter($orderidx,'parameter_encrypturl'))[0]=~/^yes$/i?' checked="1"':'');      if ($url =~ m-(.*/)([^/]+)$-) {
  my $hidtext=          $dirpath = $1;
     ((&Apache::lonratedt::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i?' checked="1"':'');          $container = $2;
  $line.=(<<ENDPARMS);      } else {
 <td bgcolor="#BBBBFF"><font size='-2'>          $dirpath = $url;
 <input type="checkbox" name="hidprs_$orderidx" $hidtext/> $lt{'hd'}</td>          $container = '';
 <td bgcolor="#BBBBFF"><font size='-2'>      }
 <input type="checkbox" name="encprs_$orderidx" $enctext/> $lt{'ec'}</td>      &Apache::lonnet::extract_embedded_items(undef,\%allfiles,\%codebase,$content);
 <td bgcolor="#BBBBFF"><font size="-2">$parameterset</font></td>      foreach my $embed_file (keys(%allfiles)) {
 <td bgcolor="#BBBBFF"><font size='-2'>          my $filename;
 <input type="submit" value="$lt{'sp'}" />          if ($embed_file =~ m#([^/]+)$#) {
 </font></td>              $filename = $1;
 ENDPARMS          } else {
     }              $filename = $embed_file;
     $line.="</form></tr>";          }
     return $line;          my $newname = 'res/'.$filename;
 }          my ($rtncode,$embed_content,$repstatus);
           my $embed_url;
 # ---------------------------------------------------------------- tie the hash          if ($embed_file =~ m-^/-) {
               $embed_url = $embed_file;           # points to absolute path
 sub tiehash {          } else {
     my ($mode)=@_;              if ($embed_file =~ m-https?://-) {
     $hashtied=0;                  next;                           # points to url
     if ($ENV{'request.course.fn'}) {              } else {
  if ($mode eq 'write') {                  $embed_url = $dirpath.$embed_file;  # points to relative path
     if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db",              }
     &GDBM_WRCREAT(),0640)) {          }
                 $hashtied=2;          if ($caller eq 'resource') {
     }              my $respath =  $Apache::lonnet::perlvar{'lonDocRoot'}.'/res';  
  } else {              my $embed_path = &Apache::lonnet::filelocation($respath,$embed_url);
     if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db",              $embed_content = &Apache::lonnet::getfile($embed_path);
     &GDBM_READER(),0640)) {              unless ($embed_content eq -1) {
                 $hashtied=1;                  $repstatus = 'ok';
     }              }
  }          } elsif ($caller eq 'uploaded') {
     }                 
 }              $repstatus = &Apache::lonnet::getuploaded('GET',$embed_url,$cdom,$cnum,\$embed_content,$rtncode);
           }
 sub untiehash {          if ($repstatus eq 'ok') {
     if ($hashtied) { untie %hash; }              my $destination = $tempexport.'/resources/'.$count.'/res';
     $hashtied=0;              if (!-e "$destination") {
 }                  mkdir($destination,0755);
               }
 # --------------------------------------------------------------- check on this              $destination .= '/'.$filename;
               my $copiedfile;
 sub checkonthis {              if ($copiedfile = Apache::File->new('>'.$destination)) {
     my ($r,$url,$level,$title)=@_;                  print $copiedfile $embed_content;
     $alreadyseen{$url}=1;                  push(@{$href},'resources/'.$count.'/res/'.$filename);
     $r->rflush();                  my $attrib_regexp = '';
     if (($url) && ($url!~/^\/uploaded\//) && ($url!~/\*$/)) {                  if (@{$allfiles{$embed_file}} > 1) {
        $r->print("\n<br />");                      $attrib_regexp = join('|',@{$allfiles{$embed_file}});
        for (my $i=0;$i<=$level*5;$i++) {                  } else {
            $r->print('&nbsp;');                      $attrib_regexp = $allfiles{$embed_file}[0];
        }                  }
        $r->print('<a href="'.$url.'" target="cat">'.                  $$content =~ s#($attrib_regexp\s*=\s*['"]?)\Q$embed_file\E(['"]?)#$1$newname$2#gi;
  ($title?$title:$url).'</a> ');                  if ($caller eq 'resource' && $container =~ /\.(problem|library)$/) {
        if ($url=~/^\/res\//) {                      $$content =~ s#\Q$embed_file\E#$newname#gi;
   my $result=&Apache::lonnet::repcopy(                  }
                               &Apache::lonnet::filelocation('',$url));              }
           if ($result==OK) {          } else {
              $r->print('<font color="green">'.&mt('ok').'</font>');              $$message .= 'replication of embedded file - '.$embed_file.' in '.$url.' failed, reason -'.$rtncode."<br />\n";
              $r->rflush();          }
              &Apache::lonnet::countacc($url);      }
              $url=~/\.(\w+)$/;      return;
              if (&Apache::loncommon::fileembstyle($1) eq 'ssi') {  }
  $r->print('<br />');  
                  $r->rflush();  sub store_template {
                  for (my $i=0;$i<=$level*5;$i++) {      my ($contents,$tempexport,$count,$content_type) = @_;
                      $r->print('&nbsp;');      if ($contents) {
                  }          if ($tempexport) {
                  $r->print('- '.&mt('Rendering').': ');              if (!-e $tempexport.'/resources') {
                  my $oldpath=$ENV{'request.filename'};                  mkdir($tempexport.'/resources',0700);
                  $ENV{'request.filename'}=&Apache::lonnet::filelocation('',$url);              }
                  &Apache::lonxml::xmlparse($r,'web',              if (!-e $tempexport.'/resources/'.$count) {
                    &Apache::lonnet::getfile(                  mkdir($tempexport.'/resources/'.$count,0700);
                     &Apache::lonnet::filelocation('',$url)));              }
  undef($Apache::lonhomework::parsing_a_problem);              my $destination = $tempexport.'/resources/'.$count.'/'.$content_type.'.xml';
  $ENV{'request.filename'}=$oldpath;              my $storetemplate;
                  if (($Apache::lonxml::errorcount) ||              if ($storetemplate = Apache::File->new('>'.$destination)) {
                      ($Apache::lonxml::warningcount)) {                  print $storetemplate $contents;
      if ($Apache::lonxml::errorcount) {                  close($storetemplate);
                         $r->print('<img src="/adm/lonMisc/bomb.gif" /><font color="red"><b>'.              }
   $Apache::lonxml::errorcount.' '.              if ($content_type eq 'external') {
   &mt('error(s)').'</b></font> ');                  return 'resources/'.$count.'/'.$content_type.'.html';
                      }              } else {
      if ($Apache::lonxml::warningcount) {                  return 'resources/'.$count.'/'.$content_type.'.xml';
                         $r->print('<font color="blue">'.              }
   $Apache::lonxml::warningcount.' '.          }
   &mt('warning(s)').'</font>');      }
                      }  }
                  } else {  
                      $r->print('<font color="green">'.&mt('ok').'</font>');  
                  }  sub group_import {
                  $r->rflush();      my ($coursenum, $coursedom, $folder, $container, $caller, @files) = @_;
              }  
      my $dependencies=      while (@files) {
                 &Apache::lonnet::metadata($url,'dependencies');   my ($name, $url, $residx) = @{ shift(@files) };
              foreach (split(/\,/,$dependencies)) {          if (($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E/(default_\d+\.)(page|sequence)$})
  if (($_=~/^\/res\//) && (!$alreadyseen{$_})) {       && ($caller eq 'londocs')
                     &checkonthis($r,$_,$level+1);       && (!&Apache::lonnet::stat_file($url))) {
                  }      
              }              my $errtext = '';
           } elsif ($result==HTTP_SERVICE_UNAVAILABLE) {              my $fatal = 0;
              $r->print('<font color="red"><b>'.&mt('connection down').'</b></font>');              my $newmapstr = '<map>'."\n".
           } elsif ($result==HTTP_NOT_FOUND) {                              '<resource id="1" src="" type="start"></resource>'."\n".
       unless ($url=~/\$/) {                              '<link from="1" to="2" index="1"></link>'."\n".
   $r->print('<font color="red"><b>'.&mt('not found').'</b></font>');                              '<resource id="2" src="" type="finish"></resource>'."\n".
       } else {                              '</map>';
   $r->print('<font color="yellow"><b>'.&mt('unable to verify variable URL').'</b></font>');              $env{'form.output'}=$newmapstr;
       }              my $result=&Apache::lonnet::finishuserfileupload($coursenum,$coursedom,
           } else {                                                  'output',$1.$2);
              $r->print('<font color="red"><b>'.&mt('access denied').'</b></font>');              if ($result != m|^/uploaded/|) {
           }                  $errtext.='Map not saved: A network error occurred when trying to save the new map. ';
       }                  $fatal = 2;
    }              }
 }              if ($fatal) {
                   return ($errtext,$fatal);
               }
 #          }
 # -------------------------------------------------------------- Verify Content   if ($url) {
 #       if (!$residx
 sub verifycontent {   || defined($LONCAPA::map::zombies[$residx])) {
    my $r=shift;    $residx = &LONCAPA::map::getresidx($url,$residx);
    my $loaderror=&Apache::lonnet::overloaderror($r);   push(@LONCAPA::map::order, $residx);
    if ($loaderror) { return $loaderror; }      }
       my $ext = 'false';
    $r->print('<html><head><title>Verify Content</title></head>'.      if ($url=~m{^http://} || $url=~m{^https://}) { $ext = 'true'; }
               &Apache::loncommon::bodytag('Verify Course Documents'));      $url  = &LONCAPA::map::qtunescape($url);
    $hashtied=0;      $name = &LONCAPA::map::qtunescape($name);
    undef %alreadyseen;      $LONCAPA::map::resources[$residx] =
    %alreadyseen=();   join(':', ($name, $url, $ext, 'normal', 'res'));
    &tiehash();   }
    foreach (keys %hash) {      }
        if (($_=~/^src\_(.+)$/) && (!$alreadyseen{$hash{$_}})) {      return &storemap($coursenum, $coursedom, $folder.'.'.$container);
            &checkonthis($r,$hash{$_},0,$hash{'title_'.$1});  }
        }  
    }  sub breadcrumbs {
    &untiehash();      my ($where,$allowed,$type)=@_;
    $r->print('<h1>'.&mt('Done').'.</h1>'.'<a href="/adm/coursedocs">'.      &Apache::lonhtmlcommon::clear_breadcrumbs();
      &mt('Return to DOCS').'</a>');      my (@folders);
 }      if ($env{'form.pagepath'}) {
           @folders = split('&',$env{'form.pagepath'});
 # -------------------------------------------------------------- Check Versions      } else {
           @folders=split('&',$env{'form.folderpath'});
 sub checkversions {      }
     my $r=shift;      my $folderpath;
     $r->print('<html><head><title>Check Versions</title></head>'.      my $cpinfo='';
               &Apache::loncommon::bodytag('Check Course Document Versions'));      my $plain='';
     my $header='';      my $randompick=-1;
     my $startsel='';      my $isencrypted=0;
     my $monthsel='';      my $ishidden=0;
     my $weeksel='';      my $is_random_order=0;
     my $daysel='';      while (@folders) {
     my $allsel='';   my $folder=shift(@folders);
     my %changes=();      my $foldername=shift(@folders);
     my $starttime=0;   if ($folderpath) {$folderpath.='&';}
     my $haschanged=0;   $folderpath.=$folder.'&'.$foldername;
     my %setversions=&Apache::lonnet::dump('resourceversions',   my $url='/adm/coursedocs?folderpath='.
   $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},      &escape($folderpath);
   $ENV{'course.'.$ENV{'request.course.id'}.'.num'});      my $name=&unescape($foldername);
   # randompick number, hidden, encrypted, random order, is appended with ":"s to the foldername
     $hashtied=0;       $name=~s/\:(\d*)\:(\w*)\:(\w*):(\d*)$//;
     &tiehash();      if ($1 ne '') {
     my %newsetversions=();                 $randompick=$1;
     if ($ENV{'form.setmostrecent'}) {              } else {
  $haschanged=1;                 $randompick=-1;
  foreach (keys %hash) {              }
     if ($_=~/^ids\_(\/res\/.+)$/) {              if ($2) { $ishidden=1; }
  $newsetversions{$1}='mostrecent';              if ($3) { $isencrypted=1; }
     }      if ($4 ne '') { $is_random_order = 1; }
  }              if ($folder eq 'supplemental') {
     } elsif ($ENV{'form.setcurrent'}) {                  if ($allowed) {
  $haschanged=1;                      $name = &mt('Supplemental '.$type.' Documents');
  foreach (keys %hash) {                  } else {
     if ($_=~/^ids\_(\/res\/.+)$/) {                      $name = &mt($type.' Documents');
  my $getvers=&Apache::lonnet::getversion($1);                  }
  if ($getvers>0) {              }
     $newsetversions{$1}=$getvers;      &Apache::lonhtmlcommon::add_breadcrumb(
  }        {'href'=>$url.$cpinfo,
     }         'title'=>$name,
  }         'text'=>'<font size="+1">'.
     } elsif ($ENV{'form.setversions'}) {     $name.'</font>',
  $haschanged=1;         'no_mt'=>1,
  foreach (keys %ENV) {         });
     if ($_=~/^form\.set_version_(.+)$/) {   $plain.=$name.' &gt; ';
  my $src=$1;      }
  if (($ENV{$_}) && ($ENV{$_} ne $setversions{$src})) {      $plain=~s/\&gt\;\s*$//;
     $newsetversions{$src}=$ENV{$_};      return (&Apache::lonhtmlcommon::breadcrumbs(undef,undef,0,'nohelp',
  }         'LC_docs_path'),$randompick,$ishidden,$isencrypted,$plain,$is_random_order);
     }  }
  }  
     }  sub log_docs {
     if ($haschanged) {      return &Apache::lonnet::instructor_log('docslog',@_);
         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>');      my @oldresources=();
  } else {      my @oldorder=();
     $r->print('<h1><font color="red">'.&mt('An Error Occured while Attempting to Store your Version Settings').'</font></h1>');      my $parmidx;
  }      my %parmaction=();
  &mark_hash_old();      my %parmvalue=();
     }      my $changedflag;
     &changewarning($r,'');  
     if ($ENV{'form.timerange'} eq 'all') {      sub snapshotbefore {
 # show all documents          @oldresources=@LONCAPA::map::resources;
  $header=&mt('All Documents in Course');          @oldorder=@LONCAPA::map::order;
  $allsel=1;          $parmidx=undef;
  foreach (keys %hash) {          %parmaction=();
     if ($_=~/^ids\_(\/res\/.+)$/) {          %parmvalue=();
  my $src=$1;          $changedflag=0;
  $changes{$src}=1;      }
     }  
  }      sub remember_parms {
     } else {          my ($idx,$parameter,$action,$value)=@_;
 # show documents which changed          $parmidx=$idx;
  %changes=&Apache::lonnet::dump          $parmaction{$parameter}=$action;
  ('versionupdate',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},          $parmvalue{$parameter}=$value;
                      $ENV{'course.'.$ENV{'request.course.id'}.'.num'});          $changedflag=1;
  my $firstkey=(keys %changes)[0];      }
  unless ($firstkey=~/^error\:/) {  
     unless ($ENV{'form.timerange'}) {      sub log_differences {
  $ENV{'form.timerange'}=604800;          my ($plain)=@_;
     }          my %storehash=('folder' => $plain,
     my $seltext=&mt('during the last').' '.$ENV{'form.timerange'}.' '                         'currentfolder' => $env{'form.folder'});
  .&mt('seconds');          if ($parmidx) {
     if ($ENV{'form.timerange'}==-1) {             $storehash{'parameter_res'}=$oldresources[$parmidx];
  $seltext='since start of course';             foreach my $parm (keys(%parmaction)) {
  $startsel='selected';                $storehash{'parameter_action_'.$parm}=$parmaction{$parm};
  $ENV{'form.timerange'}=time;                $storehash{'parameter_value_'.$parm}=$parmvalue{$parm};
     }             }
     $starttime=time-$ENV{'form.timerange'};          }
     if ($ENV{'form.timerange'}==2592000) {          my $maxidx=$#oldresources;
  $seltext=&mt('during the last month').' ('.&Apache::lonlocal::locallocaltime($starttime).')';          if ($#LONCAPA::map::resources>$#oldresources) {
  $monthsel='selected';             $maxidx=$#LONCAPA::map::resources;
     } elsif ($ENV{'form.timerange'}==604800) {          }
  $seltext=&mt('during the last week').' ('.&Apache::lonlocal::locallocaltime($starttime).')';          for (my $idx=0; $idx<=$maxidx; $idx++) {
  $weeksel='selected';             if ($LONCAPA::map::resources[$idx] ne $oldresources[$idx]) {
     } elsif ($ENV{'form.timerange'}==86400) {                $storehash{'before_resources_'.$idx}=$oldresources[$idx];
  $seltext=&mt('since yesterday').' ('.&Apache::lonlocal::locallocaltime($starttime).')';                $storehash{'after_resources_'.$idx}=$LONCAPA::map::resources[$idx];
  $daysel='selected';                $changedflag=1;
     }             }
     $header=&mt('Content changed').' '.$seltext;             if ($LONCAPA::map::order[$idx] ne $oldorder[$idx]) {
  } else {                $storehash{'before_order_res_'.$idx}=$oldresources[$oldorder[$idx]];
     $header=&mt('No content modifications yet.');                $storehash{'after_order_res_'.$idx}=$LONCAPA::map::resources[$LONCAPA::map::order[$idx]];
  }                $changedflag=1;
     }             }
     %setversions=&Apache::lonnet::dump('resourceversions',          }
   $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},   $storehash{'maxidx'}=$maxidx;
   $ENV{'course.'.$ENV{'request.course.id'}.'.num'});          if ($changedflag) { &log_docs(\%storehash); }
     my %lt=&Apache::lonlocal::texthash      }
       ('st' => 'Version changes since start of Course',  }
        'lm' => 'Version changes since last Month',  
        'lw' => 'Version changes since last Week',  
        'sy' => 'Version changes since Yesterday',  
                'al' => 'All Resources (possibly large output)',  
        'sd' => 'Display',  
        'fi' => 'File',  sub docs_change_log {
        'md' => 'Modification Date',      my ($r)=@_;
                'mr' => 'Most recently published Version',      my $folder=$env{'form.folder'};
        've' => 'Version used in Course',      $r->print(&Apache::loncommon::start_page('Course Document Change Log'));
                'vu' => 'Set Version to be used in Course',      $r->print(&Apache::lonhtmlcommon::breadcrumbs('Course Document Change Log'));
 'sv' => 'Set Versions to be used in Course according to Selections below',      my %docslog=&Apache::lonnet::dump('nohist_docslog',
 'sm' => 'Keep all Resources up-to-date with most recent Versions (default)',                                        $env{'course.'.$env{'request.course.id'}.'.domain'},
 'sc' => 'Set all Resource Versions to current Version (Fix Versions)',                                        $env{'course.'.$env{'request.course.id'}.'.num'});
        'di' => 'Differences');  
     $r->print(<<ENDHEADERS);      if ((keys(%docslog))[0]=~/^error\:/) { undef(%docslog); }
 <form action="/adm/coursedocs" method="post">  
 <input type="hidden" name="versions" value="1" />      $r->print('<form action="/adm/coursedocs" method="post" name="docslog">'.
 <input type="submit" name="setmostrecent" value="$lt{'sm'}" />                '<input type="hidden" name="docslog" value="1" />');
 <input type="submit" name="setcurrent" value="$lt{'sc'}" /><hr />  
 <select name="timerange">      my %saveable_parameters = ('show' => 'scalar',);
 <option value='all' $allsel>$lt{'al'}</option>      &Apache::loncommon::store_course_settings('docs_log',
 <option value="-1" $startsel>$lt{'st'}</option>                                                \%saveable_parameters);
 <option value="2592000" $monthsel>$lt{'lm'}</option>      &Apache::loncommon::restore_course_settings('docs_log',
 <option value="604800" $weeksel>$lt{'lw'}</option>                                                  \%saveable_parameters);
 <option value="86400" $daysel>$lt{'sy'}</option>      if (!$env{'form.show'}) { $env{'form.show'}=10; }
 </select>      my %lt=('hiddenresource' => 'Resources hidden',
 <input type="submit" name="display" value="$lt{'sd'}" />      'encrypturl'     => 'URL hidden',
 <h3>$header</h3>      'randompick'     => 'Randomly pick',
 <input type="submit" name="setversions" value="$lt{'sv'}" />      'randomorder'    => 'Randomly ordered',
 <table border="0">      'set'            => 'set to',
 ENDHEADERS      'del'            => 'deleted');
     foreach (sort keys %changes) {      $r->print(&Apache::loncommon::display_filter().
  if ($changes{$_}>$starttime) {                '<input type="hidden" name="folder" value="'.$folder.'" />'.
     my ($root,$extension)=($_=~/^(.*)\.(\w+)$/);                '<input type="submit" value="'.&mt('Display').'" /></form>');
     my $currentversion=&Apache::lonnet::getversion($_);      $r->print(&Apache::loncommon::start_data_table().&Apache::loncommon::start_data_table_header_row().
     if ($currentversion<0) {                '<th>'.&mt('Time').'</th><th>'.&mt('User').'</th><th>'.&mt('Folder').'</th><th>'.&mt('Before').'</th><th>'.
  $currentversion=&mt('Could not be determined.');                &mt('After').'</th>'.
     }                &Apache::loncommon::end_data_table_header_row());
     my $linkurl=&Apache::lonnet::clutter($_);      my $shown=0;
     $r->print(      foreach my $id (sort { $docslog{$b}{'exe_time'}<=>$docslog{$a}{'exe_time'} } (keys(%docslog))) {
       '<tr><td colspan="5"><br /><br /><font size="+1"><b>'.   if ($env{'form.displayfilter'} eq 'currentfolder') {
       &Apache::lonnet::gettitle($linkurl).      if ($docslog{$id}{'logentry'}{'currentfolder'} ne $folder) { next; }
                       '</b></font></td></tr>'.   }
                       '<tr><td>&nbsp;&nbsp;&nbsp;</td>'.          my @changes=keys(%{$docslog{$id}{'logentry'}});
                       '<td colspan="4">'.          if ($env{'form.displayfilter'} eq 'containing') {
                       '<a href="'.$linkurl.'" target="cat">'.$linkurl.      my $wholeentry=$docslog{$id}{'exe_uname'}.':'.$docslog{$id}{'exe_udom'}.':'.
       '</a></td></tr>'.   &Apache::loncommon::plainname($docslog{$id}{'exe_uname'},$docslog{$id}{'exe_udom'});
                       '<tr><td></td>'.      foreach my $key (@changes) {
                       '<td title="'.$lt{'md'}.'">'.   $wholeentry.=':'.$docslog{$id}{'logentry'}{$key};
       &Apache::lonlocal::locallocaltime(      }
                            &Apache::lonnet::metadata($root.'.'.$extension,      if ($wholeentry!~/\Q$env{'form.containingphrase'}\E/i) { next; }        
                                                      'lastrevisiondate')   }
                                                         ).          my $count = 0;
                       '</td>'.          my $time =
                       '<td title="'.$lt{'mr'}.'"><nobr>Most Recent: '.              &Apache::lonlocal::locallocaltime($docslog{$id}{'exe_time'});
                       '<font size="+1">'.$currentversion.'</font>'.          my $plainname =
                       '</nobr></td>'.              &Apache::loncommon::plainname($docslog{$id}{'exe_uname'},
                       '<td title="'.$lt{'ve'}.'"><nobr>In Course: '.                                            $docslog{$id}{'exe_udom'});
                       '<font size="+1">');          my $about_me_link =
 # Used in course              &Apache::loncommon::aboutmewrapper($plainname,
     my $usedversion=$hash{'version_'.$linkurl};                                                 $docslog{$id}{'exe_uname'},
     if (($usedversion) && ($usedversion ne 'mostrecent')) {                                                 $docslog{$id}{'exe_udom'});
  $r->print($usedversion);          my $send_msg_link='';
     } else {          if ((($docslog{$id}{'exe_uname'} ne $env{'user.name'})
  $r->print($currentversion);               || ($docslog{$id}{'exe_udom'} ne $env{'user.domain'}))) {
     }              $send_msg_link ='<br />'.
     $r->print('</font></nobr></td><td title="'.$lt{'vu'}.'">'.                  &Apache::loncommon::messagewrapper(&mt('Send message'),
                       '<nobr>Use: ');                                                     $docslog{$id}{'exe_uname'},
 # Set version                                                     $docslog{$id}{'exe_udom'});
     $r->print(&Apache::loncommon::select_form($setversions{$linkurl},          }
       'set_version_'.$linkurl,          $r->print(&Apache::loncommon::start_data_table_row());
       ('select_form_order' =>          $r->print('<td>'.$time.'</td>
        ['',1..$currentversion,'mostrecent'],                         <td>'.$about_me_link.
        '' => '',                    '<br /><tt>'.$docslog{$id}{'exe_uname'}.
        'mostrecent' => 'most recent',                                    ':'.$docslog{$id}{'exe_udom'}.'</tt>'.
        map {$_,$_} (1..$currentversion))));                    $send_msg_link.'</td><td>'.
     $r->print('</nobr></td></tr><tr><td></td>');                    $docslog{$id}{'logentry'}{'folder'}.'</td><td>');
     my $lastold=1;  # Before
     for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {   for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
  my $url=$root.'.'.$prevvers.'.'.$extension;      my $oldname=(split(/\:/,$docslog{$id}{'logentry'}{'before_resources_'.$idx}))[0];
  if (&Apache::lonnet::metadata($url,'lastrevisiondate')<      my $newname=(split(/\:/,$docslog{$id}{'logentry'}{'after_resources_'.$idx}))[0];
     $starttime) {      if ($oldname ne $newname) {
     $lastold=$prevvers;   $r->print(&LONCAPA::map::qtescape($oldname));
  }      }
     }   }
             #    $r->print('<ul>');
             # Code to figure out how many version entries should go in   for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
             # each of the four columns              if ($docslog{$id}{'logentry'}{'before_order_res_'.$idx}) {
             my $entries_per_col = 0;   $r->print('<li>'.&LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'before_order_res_'.$idx}))[0]).'</li>');
             my $num_entries = ($currentversion-$lastold);      }
             if ($num_entries % 4 == 0) {   }
                 $entries_per_col = $num_entries/4;   $r->print('</ul>');
             } else {  # After
                 $entries_per_col = $num_entries/4 + 1;          $r->print('</td><td>');
             }  
             my $entries_count = 0;   for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
             $r->print('<td valign="top"><font size="-2">');       my $oldname=(split(/\:/,$docslog{$id}{'logentry'}{'before_resources_'.$idx}))[0];
             my $cols_output = 1;      my $newname=(split(/\:/,$docslog{$id}{'logentry'}{'after_resources_'.$idx}))[0];
             for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {      if ($oldname ne '' && $oldname ne $newname) {
  my $url=$root.'.'.$prevvers.'.'.$extension;   $r->print(&LONCAPA::map::qtescape($newname));
  $r->print('<nobr><a href="'.&Apache::lonnet::clutter($url).      }
   '">'.&mt('Version').' '.$prevvers.'</a> ('.   }        
   &Apache::lonlocal::locallocaltime(   $r->print('<ul>');
                                 &Apache::lonnet::metadata($url,   for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
                                                           'lastrevisiondate')              if ($docslog{$id}{'logentry'}{'after_order_res_'.$idx}) {
                                                             ).   $r->print('<li>'.&LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'after_order_res_'.$idx}))[0]).'</li>');
   ')');      }
  if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {   }
                     $r->print(' <a href="/adm/diff?filename='.   $r->print('</ul>');
       &Apache::lonnet::clutter($root.'.'.$extension).   if ($docslog{$id}{'logentry'}{'parameter_res'}) {
       '&versionone='.$prevvers.      $r->print(&LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'parameter_res'}))[0]).':<ul>');
       '">'.&mt('Diffs').'</a>');      foreach my $parameter ('randompick','hiddenresource','encrypturl','randomorder') {
  }   if ($docslog{$id}{'logentry'}{'parameter_action_'.$parameter}) {
  $r->print('</nobr><br />');      $r->print('<li>'.
                 if (++$entries_count % $entries_per_col == 0) {        &mt($lt{$parameter}.' '.$lt{$docslog{$id}{'logentry'}{'parameter_action_'.$parameter}}.' [_1]',
                     $r->print('</font></td>');    $docslog{$id}{'logentry'}{'parameter_value_'.$parameter})
                     if ($cols_output != 4) {        .'</li>');
                         $r->print('<td valign="top"><font size="-2">');   }
                         $cols_output++;      }
                     }      $r->print('</ul>');
                 }   }
     }  # End
             while($cols_output++ < 4) {          $r->print('</td>'.&Apache::loncommon::end_data_table_row());
                 $r->print('</font></td><td><font>')          $shown++;
             }          if (!($env{'form.show'} eq &mt('all')
     $r->print('</font></td></tr>'."\n");                || $shown<=$env{'form.show'})) { last; }
  }      }
     }      $r->print(&Apache::loncommon::end_data_table());
     $r->print('</table></form>');  }
     $r->print('<h1>'.&mt('Done').'.</h1>');  
   sub update_paste_buffer {
     &untiehash();      my ($coursenum,$coursedom) = @_;
 }  
       return if (!defined($env{'form.markcopy'}));
 sub mark_hash_old {      return if (!defined($env{'form.copyfolder'}));
     my $retie_hash=0;      return if ($env{'form.markcopy'} < 0);
     if ($hashtied) {  
  $retie_hash=1;      my ($errtext,$fatal) = &mapread($coursenum,$coursedom,
  &untiehash();      $env{'form.copyfolder'});
     }     
     &tiehash('write');      return if ($fatal);
     $hash{'old'}=1;  
     &untiehash();  # Mark for copying
     if ($retie_hash) { &tiehash(); }      my ($title,$url)=split(':',$LONCAPA::map::resources[$LONCAPA::map::order[$env{'form.markcopy'}]]);
 }      if (&is_supplemental_title($title)) {
           &Apache::lonnet::appenv({'docs.markedcopy_supplemental' => $title});
 sub is_hash_old {   ($title) = &parse_supplemental_title($title);
     my $untie_hash=0;      } elsif ($env{'docs.markedcopy_supplemental'}) {
     if (!$hashtied) {          &Apache::lonnet::delenv('docs\\.markedcopy_supplemental');
  $untie_hash=1;      }
  &tiehash();      $url=~s{http(&colon;|:)//https(&colon;|:)//}{https$2//};
     }  
     my $return=$hash{'old'};      &Apache::lonnet::appenv({'docs.markedcopy_title' => $title,
     if ($untie_hash) { &untiehash(); }      'docs.markedcopy_url'   => $url});
     return $return;      delete($env{'form.markcopy'});
 }  }
   
 sub changewarning {  sub print_paste_buffer {
     my ($r,$postexec)=@_;      my ($r,$container) = @_;
     if (!&is_hash_old()) { return; }      return if (!defined($env{'docs.markedcopy_url'}));
     $r->print(  
 '<script>function reinit(tf) { tf.submit();'.$postexec.' }</script>'.       $r->print(<<ENDPASTE);
 '<form method="post" action="/adm/roles" target="loncapaclient">'.  <form name="pasteform" action="/adm/coursedocs" method="post"><p>
 '<input type="hidden" name="orgurl" value="/adm/coursedocs?folderpath='.  ENDPASTE
 &Apache::lonnet::escape($ENV{'form.folderpath'}).      $r->print('<input type="submit" name="pastemarked" value="'.&mt('Paste').'" /> ');
 '" /><input type="hidden" name="selectrole" value="1" /><h3><font color="red">'.  
 &mt('Changes will become active for your current session after').      my $type;
 ' <input type="hidden" name="'.      if ($env{'docs.markedcopy_url'} =~ m{^(?:/adm/wrapper/ext|(?:http|https)(?:&colon;|:))//} ) {
 $ENV{'request.role'}.'" value="1" /><input type="button" value="'.   $type = &mt('External Resource');
 &mt('re-initializing course').'" onClick="reinit(this.form)"/>'.&mt(', or the next time you log in.').   $r->print($type.': '.
 $help{'Caching'}.'</font></h3></form>');    &LONCAPA::map::qtescape($env{'docs.markedcopy_title'}).' ('.
 }    &LONCAPA::map::qtescape($env{'docs.markedcopy_url'}).')');
       }  else {
 # ================================================================ Main Handler   my $extension = (split(/\./,$env{'docs.markedcopy_url'}))[-1];
 sub handler {   my $icon = &Apache::loncommon::icon($extension);
     my $r = shift;   if ($extension eq 'sequence' &&
     &Apache::loncommon::content_type($r,'text/html');      $env{'docs.markedcopy_url'} =~ m{/default_\d+\.sequence$ }x) {
     $r->send_http_header;      $icon = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL'));
     return OK if $r->header_only;      $icon .= '/folder_closed.gif';
    }
 # --------------------------------------------- Initialize help topics for this   $icon = '<img src="'.$icon.'" alt="" class="LC_icon" />';
   foreach ('Adding_Course_Doc','Main_Course_Documents',   $r->print($icon.$type.': '.  &parse_supplemental_title(&LONCAPA::map::qtescape($env{'docs.markedcopy_title'})));
            'Adding_External_Resource','Navigate_Content',      }
            'Adding_Folders','Docs_Overview', 'Load_Map',      if ($container eq 'page') {
            'Supplemental', 'Score_Upload_Form',   $r->print('
            'Importing_LON-CAPA_Resource','Uploading_From_Harddrive',   <input type="hidden" name="pagepath" value="'.&HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />
    'Check_Resource_Versions','Verify_Content') {   <input type="hidden" name="pagesymb" value="'.&HTML::Entities::encode($env{'form.pagesymb'},'<>&"').'" />
       $help{$_}=&Apache::loncommon::help_open_topic('Docs_'.$_);  ');
   }      } else {
     # Composite help files   $r->print('
     $help{'Syllabus'} = &Apache::loncommon::help_open_topic(          <input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />
     'Docs_About_Syllabus,Docs_Editing_Templated_Pages');  ');
     $help{'Simple Page'} = &Apache::loncommon::help_open_topic(      }
     'Docs_About_Simple_Page,Docs_Editing_Templated_Pages');      $r->print('</p></form>');
     $help{'Simple Problem'} = &Apache::loncommon::help_open_topic(  }
     'Option_Response_Simple');  
     $help{'Bulletin Board'} = &Apache::loncommon::help_open_topic(  sub do_paste_from_buffer {
     'Docs_About_Bulletin_Board,Docs_Editing_Templated_Pages');      my ($coursenum,$coursedom,$folder) = @_;
     $help{'My Personal Info'} = &Apache::loncommon::help_open_topic(  
   'Docs_About_My_Personal_Info,Docs_Editing_Templated_Pages');      if (!$env{'form.pastemarked'}) {
     $help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');          return;
        }
   if ($ENV{'form.verify'}) {  
       &verifycontent($r);  # paste resource to end of list
   } elsif ($ENV{'form.versions'}) {      my $url=&LONCAPA::map::qtescape($env{'docs.markedcopy_url'});
       &checkversions($r);      my $title=&LONCAPA::map::qtescape($env{'docs.markedcopy_title'});
   } elsif ($ENV{'form.dumpcourse'}) {  # Maps need to be copied first
       &dumpcourse($r);      if (($url=~/\.(page|sequence)$/) && ($url=~/^\/uploaded\//)) {
   } elsif ($ENV{'form.exportcourse'}) {   $title=&mt('Copy of').' '.$title;
       &exportcourse($r);   my $newid=$$.int(rand(100)).time;
   } else {   my ($oldid,$ext) = ($url=~/^(.+)\.(\w+)$/);
 # is this a standard course?          if ($oldid =~ m{^(/uploaded/\Q$coursedom\E/\Q$coursenum\E/)(\D+)(\d+)$}) {
               my $path = $1;
     my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//);              my $prefix = $2;
     my $forcestandard;              my $ancestor = $3;
     my $forcesupplement;              if (length($ancestor) > 10) {
     my $script='';                  $ancestor = substr($ancestor,-10,10);
     my $allowed;              }
     my $events='';              $oldid = $path.$prefix.$ancestor;
     my $showdoc=0;          }
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},          my $counter = 0;
     ['folderpath']);          my $newurl=$oldid.$newid.'.'.$ext;
     if ($ENV{'form.folderpath'}) {          my $is_unique = &uniqueness_check($newurl);
  my (@folderpath)=split('&',$ENV{'form.folderpath'});          while (!$is_unique && $counter < 100) {
  $ENV{'form.foldername'}=&Apache::lonnet::unescape(pop(@folderpath));              $counter ++;
  $ENV{'form.folder'}=pop(@folderpath);              $newid ++;
     }               $newurl = $oldid.$newid;
     if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {              $is_unique = &uniqueness_check($newurl);
        $showdoc='/'.$1;          }
     }          if (!$is_unique) {
     unless ($showdoc) { # got called from remote              if ($url=~/\.page$/) {
        $forcestandard=($ENV{'form.folder'}=~/^default_/);                  return &mt('Paste failed: an error occurred creating a unique URL for the composite page');
        $forcesupplement=($ENV{'form.folder'}=~/^supplemental_/);              } else {
                   return &mt('Paste failed: an error occurred creating a unique URL for the folder');
 # does this user have privileges to post, etc?              }
        $allowed=&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'});          }
        if ($allowed) {    my $storefn=$newurl;
          &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);   $storefn=~s{^/\w+/$match_domain/$match_username/}{};
          $script=&Apache::lonratedt::editscript('simple');    my $paste_map_result =
        }              &Apache::lonclonecourse::writefile($env{'request.course.id'},$storefn,
     } else { # got called in sequence from course         &Apache::lonnet::getfile($url));
        $allowed=0;          if ($paste_map_result eq '/adm/notfound.html') {
        $script='</script>'.&Apache::lonmenu::registerurl(1,undef).'<script>';              if ($url=~/\.page$/) {
        $events='onLoad="'.&Apache::lonmenu::loadevents.                  return &mt('Paste failed: an error occurred saving the composite page');
            '" onUnload="'.&Apache::lonmenu::unloadevents.'"';              } else {
     }                  return &mt('Paste failed: an error occurred saving the folder');
               }
 # get course data          }
     my $coursenum=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};   $url = $newurl;
     my $coursedom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};      }
   # published maps can only exists once, so remove it from paste buffer when done
 # get personal data      if (($url=~/\.(page|sequence)$/) && ($url=~m {^/res/})) {
     &Apache::lonnet::delenv('docs\\.markedcopy');
     my $uname=$ENV{'user.name'};      }
     my $udom=$ENV{'user.domain'};      if ($url=~ m{/smppg$}) {
     my $plainname=&Apache::lonnet::escape(   my $db_name = &Apache::lonsimplepage::get_db_name($url);
                      &Apache::loncommon::plainname($uname,$udom));   if ($db_name =~ /^smppage_/) {
       #simple pages, need to copy the db contents to a new one.
 # graphics settings      my %contents=&Apache::lonnet::dump($db_name,$coursedom,$coursenum);
       my $now = time();
     $iconpath = $r->dir_config('lonIconsURL') . "/";      $db_name =~ s{_\d*$ }{_$now}x;
       my $result=&Apache::lonnet::put($db_name,\%contents,
     my $now=time;      $coursedom,$coursenum);
       $url =~ s{/(\d*)/smppg$ }{/$now/smppg}x;
 # print screen      $title=&mt('Copy of').' '.$title;
     $r->print(<<ENDDOCUMENT);   }
 <html>      }
 <head>      $title = &LONCAPA::map::qtunescape($title);
 <title>The LearningOnline Network with CAPA</title>      my $ext='false';
 <script>      if ($url=~m{^http(|s)://}) { $ext='true'; }
 $script      $url       = &LONCAPA::map::qtunescape($url);
 </script>  # Now insert the URL at the bottom
 ENDDOCUMENT      my $newidx = &LONCAPA::map::getresidx($url);
    if ($allowed) {      if ($env{'docs.markedcopy_supplemental'}) {
     $r->print(<<ENDNEWSCRIPT);          if ($folder =~ /^supplemental/) {
 <script>              $title = $env{'docs.markedcopy_supplemental'};
 function makenewfolder(targetform,folderseq) {          } else {
     var foldername=prompt('Name of New Folder','New Folder');              (undef,undef,$title) =
     if (foldername) {                  &parse_supplemental_title($env{'docs.markedcopy_supplemental'});
  targetform.importdetail.value=foldername+"="+folderseq;          }
         targetform.submit();      } else {
     }          if ($folder=~/^supplemental/) {
 }             $title=time.'___&&&___'.$env{'user.name'}.'___&&&___'.
                     $env{'user.domain'}.'___&&&___'.$title;
 function makenewext(targetname) {          }
     this.document.forms.extimport.useform.value=targetname;      }
     window.open('/adm/rat/extpickframe.html');  
 }      $LONCAPA::map::resources[$newidx]= $title.':'.$url.':'.$ext.':normal:res';
       push(@LONCAPA::map::order, $newidx);
 function makeexamupload() {      return 'ok';
    var title=prompt('Listed Title for the Uploaded Score');  # Store the result
    if (title) {   }
     this.document.forms.newexamupload.importdetail.value=  
  title+'=/res/lib/templates/examupload.problem';  sub uniqueness_check {
     this.document.forms.newexamupload.submit();      my ($newurl) = @_;
    }      my $unique = 1;
 }      foreach my $res (@LONCAPA::map::order) {
           my ($name,$url)=split(/\:/,$LONCAPA::map::resources[$res]);
 function makesmppage() {          $url=&LONCAPA::map::qtescape($url);
    var title=prompt('Listed Title for the Page');          if ($newurl eq $url) {
    if (title) {               $unique = 0;
     this.document.forms.newsmppg.importdetail.value=              last;    
  title+'=/adm/$udom/$uname/$now/smppg';          }
     this.document.forms.newsmppg.submit();      }
    }      return $unique;
 }  }
   
 function makesmpproblem() {  my %parameter_type = ( 'randompick'     => 'int_pos',
    var title=prompt('Listed Title for the Problem');         'hiddenresource' => 'string_yesno',
    if (title) {          'encrypturl'     => 'string_yesno',
     this.document.forms.newsmpproblem.importdetail.value=         'randomorder'    => 'string_yesno',);
  title+'=/res/lib/templates/simpleproblem.problem';  my $valid_parameters_re = join('|',keys(%parameter_type));
     this.document.forms.newsmpproblem.submit();  # set parameters
    }  sub update_parameter {
 }  
       return 0 if ($env{'form.changeparms'} !~ /^($valid_parameters_re)$/);
 function makebulboard() {  
    var title=prompt('Listed Title for the Bulletin Board');      my $which = $env{'form.changeparms'};
    if (title) {      my $idx = $env{'form.setparms'};
     this.document.forms.newbul.importdetail.value=      if ($env{'form.'.$which.'_'.$idx}) {
  title+'=/adm/$udom/$uname/$now/bulletinboard';   my $value = ($which eq 'randompick') ? $env{'form.'.$which.'_'.$idx}
     this.document.forms.newbul.submit();                                       : 'yes';
    }   &LONCAPA::map::storeparameter($idx, 'parameter_'.$which, $value,
 }        $parameter_type{$which});
    &remember_parms($idx,$which,'set',$value);
 function makeabout() {      } else {
    var user=prompt("Enter user\@domain for User's 'About Me' Page");   &LONCAPA::map::delparameter($idx,'parameter_'.$which);
    if (user) {  
        var comp=new Array();   &remember_parms($idx,$which,'del');
        comp=user.split('\@');      }
        if ((typeof(comp[0])!=undefined) && (typeof(comp[1])!=undefined)) {      return 1;
    if ((comp[0]) && (comp[1])) {  }
        this.document.forms.newaboutsomeone.importdetail.value=  
    'About '+user+'=/adm/'+comp[1]+'/'+comp[0]+'/aboutme';  
        this.document.forms.newaboutsomeone.submit();  sub handle_edit_cmd {
    }      my ($coursenum,$coursedom) =@_;
        }  
    }      my ($cmd,$idx)=split('_',$env{'form.cmd'});
 }  
       my $ratstr = $LONCAPA::map::resources[$LONCAPA::map::order[$idx]];
 function makeims() {      my ($title, $url, @rrest) = split(':', $ratstr);
     var caller = document.forms.ims.folder.value  
     var newlocation = "/adm/imsimportdocs?folder="+caller+"&phase=one"      if ($cmd eq 'del') {
     newWindow = window.open("","IMSimport","HEIGHT=700,WIDTH=750,scrollbars=yes")   if (($url=~m|/+uploaded/\Q$coursedom\E/\Q$coursenum\E/|) &&
     newWindow.location.href = newlocation      ($url!~/\.(page|sequence|problem|exam|quiz|assess|survey|form|library|task)$/)) {
 }      &Apache::lonnet::removeuploadedurl($url);
    } else {
       &LONCAPA::map::makezombie($LONCAPA::map::order[$idx]);
 function finishpick() {   }
     var title=this.document.forms.extimport.title.value;   splice(@LONCAPA::map::order, $idx, 1);
     var url=this.document.forms.extimport.url.value;  
     var form=this.document.forms.extimport.useform.value;      } elsif ($cmd eq 'cut') {
     eval   &LONCAPA::map::makezombie($LONCAPA::map::order[$idx]);
      ('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+   splice(@LONCAPA::map::order, $idx, 1);
     '";this.document.forms.'+form+'.submit();');  
 }      } elsif ($cmd eq 'up'
        && ($idx) && (defined($LONCAPA::map::order[$idx-1]))) {
 function changename(folderpath,index,oldtitle) {   @LONCAPA::map::order[$idx-1,$idx] = @LONCAPA::map::order[$idx,$idx-1];
     var title=prompt('New Title',oldtitle);  
     if (title) {      } elsif ($cmd eq 'down'
  this.document.forms.renameform.title.value=title;       && defined($LONCAPA::map::order[$idx+1])) {
  this.document.forms.renameform.cmd.value='rename_'+index;   @LONCAPA::map::order[$idx+1,$idx] = @LONCAPA::map::order[$idx,$idx+1];
  this.document.forms.renameform.folderpath.value=folderpath;  
         this.document.forms.renameform.submit();      } elsif ($cmd eq 'rename') {
     }  
 }   my $comment = &LONCAPA::map::qtunescape($env{'form.title'});
    if ($comment=~/\S/) {
 function removeres(folderpath,index,oldtitle) {      $LONCAPA::map::resources[$LONCAPA::map::order[$idx]]=
     if (confirm('Remove "'+oldtitle+'"?')) {   $comment.':'.join(':', $url, @rrest);
  this.document.forms.renameform.cmd.value='del_'+index;   }
  this.document.forms.renameform.folderpath.value=folderpath;  # Devalidate title cache
         this.document.forms.renameform.submit();   my $renamed_url=&LONCAPA::map::qtescape($url);
     }   &Apache::lonnet::devalidate_title_cache($renamed_url);
 }      } else {
    return 0;
 </script>      }
       return 1;
 ENDNEWSCRIPT  }
   }  
 # -------------------------------------------------------------------- Body tag  sub editor {
   $r->print('</head>'.      my ($r,$coursenum,$coursedom,$folder,$allowed,$upload_output,$type)=@_;
             &Apache::loncommon::bodytag('Course Documents','',$events,  
  '','',$showdoc).      my $container= ($env{'form.pagepath'}) ? 'page'
     &Apache::loncommon::help_open_menu('','','','',273,'RAT'));                             : 'sequence';
   unless ($showdoc) {  
 # -----------------------------------------------------------------------------      my ($errtext,$fatal) = &mapread($coursenum,$coursedom,
        my %lt=&Apache::lonlocal::texthash(      $folder.'.'.$container);
                 'uplm' => 'Upload a new main course document',      return $errtext if ($fatal);
                 'upls' => 'Upload a new supplemental course document',  
                 'impp' => 'Import a published document',      if ($#LONCAPA::map::order<1) {
                 'spec' => 'Special documents',   my $idx=&LONCAPA::map::getresidx();
                 'upld' => 'Upload Document',   if ($idx<=0) { $idx=1; }
                 'srch' => 'Search',          $LONCAPA::map::order[0]=$idx;
                 'impo' => 'Import',          $LONCAPA::map::resources[$idx]='';
                 'selm' => 'Select Map',      }
                 'load' => 'Load Map',     
                 'newf' => 'New Folder',      my ($breadcrumbtrail,$randompick,$ishidden,$isencrypted,$plain,$is_random_order)=
                 'extr' => 'External Resource',   &breadcrumbs($folder,$allowed,$type);
                 'syll' => 'Syllabus',      $r->print($breadcrumbtrail);
                 'navc' => 'Navigate Contents',     
                 'sipa' => 'Simple Page',  # ------------------------------------------------------------ Process commands
                 'sipr' => 'Simple Problem',  
                 'scuf' => 'Score Upload Form',  # ---------------- if they are for this folder and user allowed to make changes
                 'bull' => 'Bulletin Board',      if (($allowed) && ($env{'form.folder'} eq $folder)) {
                 'mypi' => 'My Personal Info',  # set parameters and change order
  'abou' => 'About User',   &snapshotbefore();
                 'imsf' => 'Import IMS package',  
                 'file' =>  'File',   if (&update_parameter()) {
                 'title' => 'Title',      ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
                 'comment' => 'Comment'       return $errtext if ($fatal);
   );   }
 # -----------------------------------------------------------------------------  
     if ($allowed) {   if ($env{'form.newpos'} && $env{'form.currentpos'}) {
        my $dumpbut=&dumpbutton();  # change order
        my $exportbut=&exportbutton();      my $res = splice(@LONCAPA::map::order,$env{'form.currentpos'}-1,1);
        my %lt=&Apache::lonlocal::texthash(      splice(@LONCAPA::map::order,$env{'form.newpos'}-1,0,$res);
  'vc' => 'Verify Content',  
  'cv' => 'Check/Set Resource Versions',      ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
   );      return $errtext if ($fatal);
    }
        my $folderpath=$ENV{'form.folderpath'};      
        if (!$folderpath) {   if ($env{'form.pastemarked'}) {
    if ($ENV{'form.folder'} eq '' ||              my $paste_res =
        $ENV{'form.folder'} eq 'supplemental') {                  &do_paste_from_buffer($coursenum,$coursedom,$folder);
        $folderpath='default&'.              if ($paste_res eq 'ok') {
    &Apache::lonnet::escape(&mt('Main Course Documents'));                  ($errtext,$fatal) = &storemap($coursenum,$coursedom,$folder.'.'.$container);
    }                  return $errtext if ($fatal);
        }              } elsif ($paste_res ne '') {
        $r->print(<<ENDCOURSEVERIFY);                  $r->print('<p><span class="LC_error">'.$paste_res.'</span></p>');
 <form name="renameform" method="post" action="/adm/coursedocs">              }
 <input type="hidden" name="title" />   }
 <input type="hidden" name="cmd" />  
 <input type="hidden" name="folderpath" />   $r->print($upload_output);
 </form>  
 <form name="simpleedit" method="post" action="/adm/coursedocs">   if (&handle_edit_cmd()) {
 <input type=hidden name="importdetail" value="">      ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
 <input type="hidden" name="folderpath" value="$folderpath" />      return $errtext if ($fatal);
 </form>   }
 <form action="/adm/coursedocs" method="post" name="courseverify">  # Group import/search
 <table bgcolor="#AAAAAA" width="100%" cellspacing="4" cellpadding="4">   if ($env{'form.importdetail'}) {
 <tr><td bgcolor="#DDDDCC">      my @imports;
 <input type="submit" name="verify" value="$lt{'vc'}" />$help{'Verify_Content'}      foreach my $item (split(/\&/,$env{'form.importdetail'})) {
 </td><td bgcolor="#DDDDCC">   if (defined($item)) {
     <input type="submit" name="versions" value="$lt{'cv'}" />$help{'Check_Resource_Versions'}      my ($name,$url,$residx)=
 $dumpbut   map {&unescape($_)} split(/\=/,$item);
 $exportbut      push(@imports, [$name, $url, $residx]);
 </td></tr></table>   }
 </form>      }
 ENDCOURSEVERIFY      ($errtext,$fatal)=&group_import($coursenum, $coursedom, $folder,
        $r->print(&Apache::loncommon::help_open_topic('Docs_Adding_Course_Doc',      $container,'londocs',@imports);
      &mt('Editing the Table of Contents for your Course')));      return $errtext if ($fatal);
     }   }
 # --------------------------------------------------------- Standard documents  # Loading a complete map
     $r->print('<table border=2 cellspacing=4 cellpadding=4>');   if ($env{'form.loadmap'}) {
     if (($standard) && ($allowed) && (!$forcesupplement)) {      if ($env{'form.importmap'}=~/\w/) {
  $r->print('<tr><td bgcolor="#BBBBBB">');   foreach my $res (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$env{'form.importmap'}))) {
 #  '<h2>'.&mt('Main Course Documents').      my ($title,$url,$ext,$type)=split(/\:/,$res);
 #  ($allowed?' '.$help{'Main_Course_Documents'}:'').'</h2>');      my $idx=&LONCAPA::map::getresidx($url);
        my $folder=$ENV{'form.folder'};      $LONCAPA::map::resources[$idx]=$res;
        if ($folder eq '' || $folder eq 'supplemental') {      $LONCAPA::map::order[$#LONCAPA::map::order+1]=$idx;
            $folder='default';   }
    $ENV{'form.folderpath'}='default&'.&Apache::lonnet::escape(&mt('Main Course Documents'));   ($errtext,$fatal)=&storemap($coursenum,$coursedom,
        }      $folder.'.'.$container);
        my $postexec='';   return $errtext if ($fatal);
        if ($folder eq 'default') {      } else {
    $r->print('<script>this.window.name="loncapaclient";</script>');   $r->print('<p><span class="LC_error">'.&mt('No map selected.').'</span></p>');
        } else {  
            #$postexec='self.close();';      }
        }   }
        $hadchanges=0;   &log_differences($plain);
        &editor($r,$coursenum,$coursedom,$folder,$allowed);      }
        if ($hadchanges) {  # ---------------------------------------------------------------- End commands
    &mark_hash_old()  # ---------------------------------------------------------------- Print screen
        }      my $idx=0;
        &changewarning($r,$postexec);      my $shown=0;
        my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.      if (($ishidden) || ($isencrypted) || ($randompick>=0) || ($is_random_order)) {
                      '.sequence';   $r->print('<p>'.&mt('Parameters').':<ul>'.
        $r->print(<<ENDFORM);    ($randompick>=0?'<li>'.&mt('randomly pick [_1] resources',$randompick).'</li>':'').
 <table cellspacing=4 cellpadding=4><tr>    ($ishidden?'<li>'.&mt('contents hidden').'</li>':'').
 <th bgcolor="#DDDDDD">$lt{'uplm'}</th>    ($isencrypted?'<li>'.&mt('URLs hidden').'</li>':'').
 <th bgcolor="#DDDDDD">$lt{'impp'}</th>    '</ul></p>');
 <th bgcolor="#DDDDDD">$lt{'spec'}</th>      }                                                                                                    
 </tr>      if ($randompick>=0) {
 <tr><td bgcolor="#DDDDDD">   $r->print('<p>'.&mt('Caution: this folder is set to randomly pick a subset of resources. Adding or removing resources from this folder will change the set of resources that the students see, resulting in spurious or missing credit for completed problems, not limited to ones you modify. Do not modify the contents of this folder if it is in active student use.').'</p>');
 $lt{'file'}:<br />      }
 <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">      if ($is_random_order) {
 <input type="file" name="uploaddoc" size="40">   $r->print('<p>'.&mt('Caution: this folder is set to randomly order its contents. Adding or removing resources from this folder will change the order of resources shown.').'</p>');
 <br />      }
 $lt{'title'}:<br />      $r->print('<table class="LC_docs_editor">');
 <input type="text" size="50" name="comment">      foreach my $res (@LONCAPA::map::order) {
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />   my ($name,$url)=split(/\:/,$LONCAPA::map::resources[$res]);
 <input type="hidden" name="cmd" value="upload_default">   $name=&LONCAPA::map::qtescape($name);
 <nobr>   $url=&LONCAPA::map::qtescape($url);
 <input type="submit" value="$lt{'upld'}">   unless ($name) {  $name=(split(/\//,$url))[-1]; }
  $help{'Uploading_From_Harddrive'}   unless ($name) { $idx++; next; }
 </nobr>   $r->print(&entryline($idx,$name,$url,$folder,$allowed,$res,
 </form>       $coursenum));
 </td>   $idx++;
 <td bgcolor="#DDDDDD">   $shown++;
 <form action="/adm/coursedocs" method="post" name="simpleeditdefault">      }
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />      unless ($shown) {
 <input type=button onClick="javascript:groupsearch()" value="$lt{'srch'}">   $r->print('<tr><td>'.&mt('Currently no documents.').'</td></tr>');
 <nobr>      }
 <input type=button onClick="javascript:groupimport();" value="$lt{'impo'}">      $r->print("\n</table>\n");
 $help{'Importing_LON-CAPA_Resource'}      if ($allowed) {
 </nobr>          &print_paste_buffer($r,$container);
 <p>      }
 <hr />      return;
 <input type="text" size="20" name="importmap"><br />  }
 <nobr><input type=button   
 onClick="javascript:openbrowser('simpleeditdefault','importmap','sequence,page','')"  sub process_file_upload {
 value="$lt{'selm'}"> <input type="submit" name="loadmap" value="$lt{'load'}">      my ($upload_output,$coursenum,$coursedom,$allfiles,$codebase,$uploadcmd) = @_;
 $help{'Load_Map'}</nobr>  # upload a file, if present
 </p>      my $parseaction;
 </form>     if ($env{'form.parserflag'}) {
 </td><td bgcolor="#DDDDDD">          $parseaction = 'parse';
 <form action="/adm/coursedocs" method="post" name="newfolder">      }
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />      my $phase_status;
 <input type=hidden name="importdetail" value="">      my $folder=$env{'form.folder'};
 <nobr>      if ($folder eq '') {
 <input name="newfolder" type="button"          $folder='default';
 onClick="javascript:makenewfolder(this.form,'$folderseq');"      }
 value="$lt{'newf'}" />$help{'Adding_Folders'}      if ( ($folder=~/^$uploadcmd/) || ($uploadcmd eq 'default') ) {
 </nobr>          my $errtext='';
 </form>          my $fatal=0;
 <form action="/adm/coursedocs" method="post" name="newext">          my $container='sequence';
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />          if ($env{'form.pagepath'}) {
 <input type=hidden name="importdetail" value="">              $container='page';
 <nobr>          }
 <input name="newext" type="button" onClick="javascript:makenewext('newext');"          ($errtext,$fatal)=
 value="$lt{'extr'}" /> $help{'Adding_External_Resource'}                &mapread($coursenum,$coursedom,$folder.'.'.$container);
 </nobr>          if ($#LONCAPA::map::order<1) {
 </form>              $LONCAPA::map::order[0]=1;
 <form action="/adm/coursedocs" method="post" name="newsyl">              $LONCAPA::map::resources[1]='';
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />          }
 <input type=hidden name="importdetail"           if ($fatal) {
 value="Syllabus=/public/$coursedom/$coursenum/syllabus">              return 'failed';
 <nobr>          }
 <input name="newsyl" type="submit" value="$lt{'syll'}" />           my $destination = 'docs/';
  $help{'Syllabus'}          if ($folder =~ /^supplemental/) {
 </nobr>              $destination = 'supplemental/';
 </form>          }
 <form action="/adm/coursedocs" method="post" name="newnav">          if (($folder eq 'default') || ($folder eq 'supplemental')) {
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />              $destination .= 'default/';
 <input type=hidden name="importdetail"           } elsif ($folder =~ /^(default|supplemental)_(\d+)$/) {
 value="Navigate Content=/adm/navmaps">              $destination .=  $2.'/';
 <nobr>          }
 <input name="newnav" type="submit" value="$lt{'navc'}" />  # this is for a course, not a user, so set coursedoc flag
 $help{'Navigate_Content'}  # probably the only place in the system where this should be "1"
 </nobr>          my $newidx=&LONCAPA::map::getresidx();
 </form>          $destination .= $newidx;
 <form action="/adm/coursedocs" method="post" name="newsmppg">          my $url=&Apache::lonnet::userfileupload('uploaddoc',1,$destination,
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />   $parseaction,$allfiles,
 <input type=hidden name="importdetail" value="">   $codebase);
 <nobr>          my $ext='false';
 <input name="newsmppg" type="button" value="$lt{'sipa'}"          if ($url=~m{^http://}) { $ext='true'; }
 onClick="javascript:makesmppage();" /> $help{'Simple Page'}   $url     = &LONCAPA::map::qtunescape($url);
 </nobr>          my $comment=$env{'form.comment'};
 </form>   $comment = &LONCAPA::map::qtunescape($comment);
 <form action="/adm/coursedocs" method="post" name="newsmpproblem">          if ($folder=~/^supplemental/) {
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />                $comment=time.'___&&&___'.$env{'user.name'}.'___&&&___'.
 <input type=hidden name="importdetail" value="">                    $env{'user.domain'}.'___&&&___'.$comment;
 <nobr>          }
 <input name="newsmpproblem" type="button" value="$lt{'sipr'}"  
 onClick="javascript:makesmpproblem();" />$help{'Simple Problem'}          $LONCAPA::map::resources[$newidx]=
 </nobr>      $comment.':'.$url.':'.$ext.':normal:res';
 </form>          $LONCAPA::map::order[$#LONCAPA::map::order+1]= $newidx;
 <form action="/adm/coursedocs" method="post" name="newexamupload">          ($errtext,$fatal)=&storemap($coursenum,$coursedom,
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />      $folder.'.'.$container);
 <input type=hidden name="importdetail" value="">          if ($fatal) {
 <nobr>              $$upload_output .= '<p><span class="LC_error">'.$errtext.'</span></p>';
 <input name="newexamupload" type="button" value="$lt{'scuf'}"              return 'failed';
 onClick="javascript:makeexamupload();" />          } else {
 $help{'Score_Upload_Form'}              if ($parseaction eq 'parse') {
 </nobr>                  my $total_embedded = keys(%{$allfiles});
 </form>                  if ($total_embedded > 0) {
 <form action="/adm/coursedocs" method="post" name="newbul">                      my $num = 0;
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />      my $state = '
 <input type=hidden name="importdetail" value="">     <input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />
 <nobr>     <input type="hidden" name="cmd" value="upload_embedded" />
 <input name="newbulletin" type="button" value="$lt{'bull'}"     <input type="hidden" name="newidx" value="'.$newidx.'" />
 onClick="javascript:makebulboard();" />     <input type="hidden" name="primaryurl" value="'.&escape($url).'" />
 $help{'Bulletin Board'}     <input type="hidden" name="phasetwo" value="'.$total_embedded.'" />';
 </nobr>      $phase_status = 'phasetwo';
 </form>  
 <form action="/adm/coursedocs" method="post" name="newaboutme">                      $$upload_output .=
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />   'This file contains embedded multimedia objects, which need to be uploaded to LON-CAPA.<br />'.
 <input type=hidden name="importdetail"    &Apache::loncommon::ask_for_embedded_content(
 value="$plainname=/adm/$udom/$uname/aboutme">                              '/adm/coursedocs',$state,$allfiles,$codebase);
 <nobr>                  } else {
 <input name="newaboutme" type="submit" value="$lt{'mypi'}" />                      $$upload_output .= 'No embedded items identified<br />';
 $help{'My Personal Info'}                  }
 </nobr>              }
 </form>          }
 <form action="/adm/coursedocs" method="post" name="newaboutsomeone">      }
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />      return $phase_status;
 <input type=hidden name="importdetail" value="">  }
 <nobr>  
 <input name="newaboutsomeone" type="button" value="$lt{'abou'}"   sub process_secondary_uploads {
 onClick="javascript:makeabout();" />      my ($upload_output,$coursedom,$coursenum,$formname,$num,$newidx) = @_;
 </nobr>      my $folder=$env{'form.folder'};
 </form>      my $destination = 'docs/';
 <form action="/adm/imsimportdocs" method="post" name="ims">      if ($folder =~ /^supplemental/) {
 <input type="hidden" name="folder" value="$folder" />          $destination = 'supplemental/';
 <input name="imsimport" type="button" value="$lt{'imsf'}" onClick="javascript:makeims();" />      }
 </nobr>      if (($folder eq 'default') || ($folder eq 'supplemental')) {
 </form>          $destination .= 'default/';
 </td></tr>      } elsif ($folder =~ /^(default|supplemental)_(\d+)$/) {
 </table>          $destination .=  $2.'/';
 ENDFORM      }
        $r->print('</td></tr>');      $destination .= $newidx;
     }      my ($url,$filename);
 # ----------------------------------------------------- Supplemental documents      $url=&Apache::lonnet::userfileupload($formname.$num,1,$destination);
     if (!$forcestandard) {      ($filename) = ($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E/\Q$destination\E/(.+)$});
        $r->print('<tr><td bgcolor="#BBBBBB">');      return $filename;
 # '<h2>'.&mt('Supplemental Course Documents').  }
 #  ($allowed?' '.$help{'Supplemental'}:'').'</h2>');  
        my $folder=$ENV{'form.folder'};  sub is_supplemental_title {
        unless ($folder=~/^supplemental/) {      my ($title) = @_;
    $folder='supplemental';      return scalar($title =~ m/^(\d+)___&&&___($match_username)___&&&___($match_domain)___&&&___(.*)$/);
        }  }
        if ($folder =~ /^supplemental$/ &&  
    $ENV{'form.folderpath'} =~ /^default\&/) {  sub parse_supplemental_title {
    $ENV{'form.folderpath'}='supplemental&'.      my ($title) = @_;
        &Apache::lonnet::escape(&mt('Supplemental Course Documents'));  
        }      my ($foldertitle,$renametitle);
        &editor($r,$coursenum,$coursedom,$folder,$allowed);      if ($title =~ /&amp;&amp;&amp;/) {
        if ($allowed) {   $title = &HTML::Entites::decode($title);
        my $folderseq=      }
                   '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.   if ($title =~ m/^(\d+)___&&&___($match_username)___&&&___($match_domain)___&&&___(.*)$/) {
                      '.sequence';   $renametitle=$4;
    my ($time,$uname,$udom) = ($1,$2,$3);
           $r->print(<<ENDSUPFORM);   $foldertitle=&Apache::lontexconvert::msgtexconverted($4);
 <table cellspacing=4 cellpadding=4><tr>   my $name =  &Apache::loncommon::plainname($uname,$udom);
 <th bgcolor="#DDDDDD">$lt{'upls'}</th>   $name = &HTML::Entities::encode($name,'"<>&\'');
 <th bgcolor="#DDDDDD">$lt{'spec'}</th>   $title='<i>'.&Apache::lonlocal::locallocaltime($time).'</i> '.
 </tr>      $name.': <br />'.$foldertitle;
 <tr><td bgcolor="#DDDDDD">      }
 <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">      if (wantarray) {
 <input type="file" name="uploaddoc" size="40">   return ($title,$foldertitle,$renametitle);
 <br />$lt{'comment'}:<br />      }
 <textarea cols=50 rows=4 name='comment'>      return $title;
 </textarea>  }
 <br />  
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />  # --------------------------------------------------------------- An entry line
 <input type="hidden" name="cmd" value="upload_supplemental">  
 <nobr>  sub entryline {
 <input type="submit" value="$lt{'upld'}">      my ($index,$title,$url,$folder,$allowed,$residx,$coursenum)=@_;
  $help{'Uploading_From_Harddrive'}  
 </nobr>      my ($foldertitle,$pagetitle,$renametitle);
 </form>      if (&is_supplemental_title($title)) {
 </td>   ($title,$foldertitle,$renametitle) = &parse_supplemental_title($title);
 <td bgcolor="#DDDDDD">   $pagetitle = $foldertitle;
 <form action="/adm/coursedocs" method="post" name="supnewfolder">      } else {
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />   $title=&HTML::Entities::encode($title,'"<>&\'');
 <input type=hidden name="importdetail" value="">   $renametitle=$title;
 <nobr>   $foldertitle=$title;
 <input name="newfolder" type="button"   $pagetitle=$title;
 onClick="javascript:makenewfolder(this.form,'$folderseq');"      }
 value="$lt{'newf'}" /> $help{'Adding_Folders'}  
 </nobr>      my $orderidx=$LONCAPA::map::order[$index];
 </form>     
 <form action="/adm/coursedocs" method="post" name="supnewext">  
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />      $renametitle=~s/\\/\\\\/g;
 <input type=hidden name="importdetail" value="">      $renametitle=~s/\&quot\;/\\\"/g;
 <nobr>      $renametitle=~s/ /%20/g;
 <input name="newext" type="button"       my $line='<tr>';
 onClick="javascript:makenewext('supnewext');"      my ($form_start,$form_end);
 value="$lt{'extr'}" /> $help{'Adding_External_Resource'}  # Edit commands
 </nobr>      my ($container, $type, $esc_path, $path, $symb);
 </form>      if ($env{'form.folderpath'}) {
 <form action="/adm/coursedocs" method="post" name="supnewsyl">   $type = 'folder';
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />          $container = 'sequence';
 <input type=hidden name="importdetail"    $esc_path=&escape($env{'form.folderpath'});
 value="Syllabus=/public/$coursedom/$coursenum/syllabus">   $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
 <nobr>   # $htmlfoldername=&HTML::Entities::encode($env{'form.foldername'},'<>&"');
 <input name="newsyl" type="submit" value="$lt{'syll'}" />      }
 $help{'Syllabus'}      if ($env{'form.pagepath'}) {
 </nobr>          $type = $container = 'page';
 </form>          $esc_path=&escape($path = $env{'form.pagepath'});
 <form action="/adm/coursedocs" method="post" name="subnewaboutme">   $path = &HTML::Entities::encode($env{'form.pagepath'},'<>&"');
 <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />          $symb=&escape($env{'form.pagesymb'});
 <input type=hidden name="importdetail"       }
 value="$plainname=/adm/$udom/$uname/aboutme">      my $cpinfo='';
 <nobr>      if ($allowed) {
 <input name="newaboutme" type="submit" value="$lt{'mypi'}" />   my $incindex=$index+1;
 $help{'My Personal Info'}   my $selectbox='';
 </nobr>   if (($folder!~/^supplemental/) &&
 </form>      ($#LONCAPA::map::order>0) &&
 </td></tr>      ((split(/\:/,
 </table></td></tr>       $LONCAPA::map::resources[$LONCAPA::map::order[0]]))[1]
 ENDSUPFORM       ne '') &&
        }      ((split(/\:/,
     }       $LONCAPA::map::resources[$LONCAPA::map::order[1]]))[1]
     if ($allowed) {       ne '')) {
  $r->print('<form name="extimport"><input type="hidden" name="title"><input type="hidden" name="url"><input type="hidden" name="useform"></form>');      $selectbox=
     }   '<input type="hidden" name="currentpos" value="'.$incindex.'" />'.
     $r->print('</table>');   '<select name="newpos" onChange="this.form.submit()">';
   } else {      for (my $i=1;$i<=$#LONCAPA::map::order+1;$i++) {
 # -------------------------------------------------------- This is showdoc mode   if ($i==$incindex) {
       $r->print("<h1>".&mt('Uploaded Document').'</h1><p>'.      $selectbox.='<option value="" selected="1">('.$i.')</option>';
 &mt('It is recommended that you use an up-to-date virus scanner before handling this file.')."</p><p><table>".   } else {
          &entryline(0,&mt("Click to download or use your browser's Save Link function"),$showdoc).'</table></p>');      $selectbox.='<option value="'.$i.'">'.$i.'</option>';
   }   }
  }      }
  $r->print('</body></html>');      $selectbox.='</select>';
  return OK;   }
 }    my %lt=&Apache::lonlocal::texthash(
                   'up' => 'Move Up',
 1;   'dw' => 'Move Down',
 __END__   'rm' => 'Remove',
                   'ct' => 'Cut',
    'rn' => 'Rename',
    'cp' => 'Copy');
    my $nocopy=0;
           my $nocut=0;
           if ($url=~/\.(page|sequence)$/) {
       if ($url =~ m{/res/}) {
    # no copy for published maps
    $nocopy = 1;
       } else {
    foreach my $item (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$url),1)) {
       my ($title,$url,$ext,$type)=split(/\:/,$item);
       if (($url=~/\.(page|sequence)/) && ($type ne 'zombie')) {
    $nocopy=1;
    last;
       }
    }
       }
    }
           if ($url=~/^\/res\/lib\/templates\//) {
              $nocopy=1;
              $nocut=1;
           }
           my $copylink='&nbsp;';
           my $cutlink='&nbsp;';
   
    my $skip_confirm = 0;
    if ( $folder =~ /^supplemental/
        || ($url =~ m{( /smppg$
       |/syllabus$
       |/aboutme$
       |/navmaps$
       |/bulletinboard$
       |\.html$
       |^/adm/wrapper/ext)}x)) {
       $skip_confirm = 1;
    }
   
    if (!$nocopy) {
       $copylink=(<<ENDCOPY);
   <a href='javascript:markcopy("$esc_path","$index","$renametitle","$container","$symb","$folder");' class="LC_docs_copy">$lt{'cp'}</a>
   ENDCOPY
           }
    if (!$nocut) {
       $cutlink=(<<ENDCUT);
   <a href='javascript:cutres("$esc_path","$index","$renametitle","$container","$symb","$folder",$skip_confirm);' class="LC_docs_cut">$lt{'ct'}</a>
   ENDCUT
           }
    $form_start = (<<END);
      <form  action="/adm/coursedocs" method="post">
      <input type="hidden" name="${type}path" value="$path" />
      <input type="hidden" name="${type}symb" value="$symb" />
      <input type="hidden" name="setparms" value="$orderidx" />
      <input type="hidden" name="changeparms" value="0" />
   END
           $form_end = '</form>';
    $line.=(<<END);
   <td>
      <table class="LC_docs_entry_move">
         <tr>
            <td>
               <a href='/adm/coursedocs?cmd=up_$index&amp;${type}path=$esc_path&amp;${type}symb=$symb$cpinfo'><img src="${iconpath}move_up.gif" alt='$lt{'up'}' class="LC_icon" /></a>
            </td>
         </tr>
         <tr>
           <td>
              <a href='/adm/coursedocs?cmd=down_$index&amp;${type}path=$esc_path&amp;${type}symb=$symb$cpinfo'><img src="${iconpath}move_down.gif" alt='$lt{'dw'}' class="LC_icon" /></a>
           </td>
         </tr>
       </table>
   </td>
   <td>
      $form_start
      $selectbox
      $form_end
   </td>
   <td class="LC_docs_entry_commands">
      <a href='javascript:removeres("$esc_path","$index","$renametitle","$container","$symb",$skip_confirm);' class="LC_docs_remove">$lt{'rm'}</a>
   $cutlink
      <a href='javascript:changename("$esc_path","$index","$renametitle","$container","$symb");' class="LC_docs_rename">$lt{'rn'}</a>
   $copylink
   </td>
   END
   
       }
   # Figure out what kind of a resource this is
       my ($extension)=($url=~/\.(\w+)$/);
       my $uploaded=($url=~/^\/*uploaded\//);
       my $icon=&Apache::loncommon::icon($url);
       my $isfolder=0;
       my $ispage=0;
       my $folderarg;
       my $pagearg;
       my $pagefile;
       if ($uploaded) {
    if ($extension eq 'sequence') {
       $icon=$iconpath.'/folder_closed.gif';
       $url=~/\Q$coursenum\E\/([\/\w]+)\.sequence$/;
       $url='/adm/coursedocs?';
       $folderarg=$1;
       $isfolder=1;
           } elsif ($extension eq 'page') {
               $icon=$iconpath.'/page.gif';
               $url=~/\Q$coursenum\E\/([\/\w]+)\.page$/;
               $pagearg=$1;
               $url='/adm/coursedocs?';
               $ispage=1;
    } else {
       &Apache::lonnet::allowuploaded('/adm/coursedoc',$url);
    }
       }
      
       my $orig_url = $url;
       my $external = ($url=~s{^http(|s)(&colon;|:)//}{/adm/wrapper/ext/});
       if ((!$isfolder) && ($residx) && ($folder!~/supplemental/) && (!$ispage)) {
    my $symb=&Apache::lonnet::symbclean(
             &Apache::lonnet::declutter('uploaded/'.
              $env{'course.'.$env{'request.course.id'}.'.domain'}.'/'.
              $env{'course.'.$env{'request.course.id'}.'.num'}.'/'.$folder.
              '.sequence').
              '___'.$residx.'___'.
      &Apache::lonnet::declutter($url));
    (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
    $url=&Apache::lonnet::clutter($url);
    if ($url=~/^\/*uploaded\//) {
       $url=~/\.(\w+)$/;
       my $embstyle=&Apache::loncommon::fileembstyle($1);
       if (($embstyle eq 'img') || ($embstyle eq 'emb')) {
    $url='/adm/wrapper'.$url;
       } elsif ($embstyle eq 'ssi') {
    #do nothing with these
       } elsif ($url!~/\.(sequence|page)$/) {
    $url='/adm/coursedocs/showdoc'.$url;
       }
    } elsif ($url=~m|^/ext/|) {
       $url='/adm/wrapper'.$url;
       $external = 1;
    }
           if (&Apache::lonnet::symbverify($symb,$url)) {
       $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
           } else {
               $url='';
           }
    if ($container eq 'page') {
       my $symb=$env{'form.pagesymb'};
           
       $url=&Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
       $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
    }
       }
       my ($parameterset,$rand_order_text) = ('&nbsp;', '&nbsp;');
       if ($isfolder || $extension eq 'sequence') {
    my $foldername=&escape($foldertitle);
    my $folderpath=$env{'form.folderpath'};
    if ($folderpath) { $folderpath.='&' };
   # Append randompick number, hidden, and encrypted with ":" to foldername,
   # so it gets transferred between levels
    $folderpath.=$folderarg.'&'.$foldername.':'.(&LONCAPA::map::getparameter($orderidx,
                                                 'parameter_randompick'))[0]
                                                  .':'.((&LONCAPA::map::getparameter($orderidx,
                                                 'parameter_hiddenresource'))[0]=~/^yes$/i)
                                                  .':'.((&LONCAPA::map::getparameter($orderidx,
                                                 'parameter_encrypturl'))[0]=~/^yes$/i)
                                                  .':'.((&LONCAPA::map::getparameter($orderidx,
                                                 'parameter_randomorder'))[0]=~/^yes$/i);
    $url.='folderpath='.&escape($folderpath).$cpinfo;
    $parameterset='<label>'.&mt('Randomly Pick: ').
       '<input type="text" size="4" onChange="this.form.changeparms.value='."'randompick'".';this.form.submit()" name="randompick_'.$orderidx.'" value="'.
       (&LONCAPA::map::getparameter($orderidx,
                                                 'parameter_randompick'))[0].
                                                 '" />'.
   '<a href="javascript:void(0)">'.&mt('Save').'</a></label>';
       my $ro_set=
       ((&LONCAPA::map::getparameter($orderidx,'parameter_randomorder'))[0]=~/^yes$/i?' checked="checked"':'');
    $rand_order_text ='
   <span class="LC_nobreak"><label><input type="checkbox" name="randomorder_'.$orderidx.'" onClick="this.form.changeparms.value=\'randomorder\';this.form.submit()" '.$ro_set.' /> '.&mt('Random Order').' </label></span>';  
       }
       if ($ispage) {
           my $pagename=&escape($pagetitle);
           my $pagepath;
           my $folderpath=$env{'form.folderpath'};
           if ($folderpath) { $pagepath = $folderpath.'&' };
           $pagepath.=$pagearg.'&'.$pagename;
    my $symb=$env{'form.pagesymb'};
    if (!$symb) {
       my $path='uploaded/'.
    $env{'course.'.$env{'request.course.id'}.'.domain'}.'/'.
    $env{'course.'.$env{'request.course.id'}.'.num'}.'/';
       $symb=&Apache::lonnet::encode_symb($path.$folder.'.sequence',
          $residx,
          $path.$pagearg.'.page');
    }
    $url.='pagepath='.&escape($pagepath).
       '&amp;pagesymb='.&escape($symb).$cpinfo;
       }
       if ($external) {
    my $form = ($folder =~ /^default/)? 'newext' : 'supnewext';
    $external = '&nbsp;<a class="LC_docs_ext_edit" href="javascript:edittext(\''.$form.'\',\''.$residx.'\',\''.&escape($title).'\',\''.&escape($orig_url).'\');" >'.&mt('Edit').'</a>';
       } else {
    undef($external);
       }
       $line.='
     <td class="LC_docs_entry_icon">
       '.($url?'<a href="'.$url.'">':'').'<img src="'.$icon.'" alt="" class="LC_icon" />'.($url?'</a>':'').'
     </td>
     <td class="LC_docs_entry_title">
       '.($url?"<a href=\"$url\">":'').$title.($url?'</a>':' <span class="LC_docs_reinit_warn">'.&mt('(re-initialize course to access)').'</span>').$external."
     </td>";
       if (($allowed) && ($folder!~/^supplemental/)) {
     my %lt=&Apache::lonlocal::texthash(
          'hd' => 'Hidden',
          'ec' => 'URL hidden');
    my $enctext=
       ((&LONCAPA::map::getparameter($orderidx,'parameter_encrypturl'))[0]=~/^yes$/i?' checked="1"':'');
    my $hidtext=
       ((&LONCAPA::map::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i?' checked="1"':'');
    $line.=(<<ENDPARMS);
     <td class="LC_docs_entry_parameter">
       $form_start
       <label><input type="checkbox" name="hiddenresource_$orderidx" onClick="this.form.changeparms.value='hiddenresource';this.form.submit()" $hidtext /> $lt{'hd'}</label>
       $form_end
     </td>
     <td class="LC_docs_entry_parameter">
       $form_start
       <label><input type="checkbox" name="encrypturl_$orderidx" onClick="this.form.changeparms.value='encrypturl';this.form.submit()" $enctext /> $lt{'ec'}</label>
       $form_end
     </td>
     <td class="LC_docs_entry_parameter">$form_start $rand_order_text $form_end</td>
     <td class="LC_docs_entry_parameter">$form_start $parameterset $form_end</td>
   ENDPARMS
       }
       $line.="</tr>";
       return $line;
   }
   
   =pod
   
   =item tiehash()
   
   tie the hash
   
   =cut
   
   sub tiehash {
       my ($mode)=@_;
       $hashtied=0;
       if ($env{'request.course.fn'}) {
    if ($mode eq 'write') {
       if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.".db",
       &GDBM_WRCREAT(),0640)) {
                   $hashtied=2;
       }
    } else {
       if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.".db",
       &GDBM_READER(),0640)) {
                   $hashtied=1;
       }
    }
       }    
   }
   
   sub untiehash {
       if ($hashtied) { untie %hash; }
       $hashtied=0;
       return OK;
   }
   
   
   
   
   sub checkonthis {
       my ($r,$url,$level,$title)=@_;
       $url=&unescape($url);
       $alreadyseen{$url}=1;
       $r->rflush();
       if (($url) && ($url!~/^\/uploaded\//) && ($url!~/\*$/)) {
          $r->print("\n<br />");
          if ($level==0) {
              $r->print("<br />");
          }
          for (my $i=0;$i<=$level*5;$i++) {
              $r->print('&nbsp;');
          }
          $r->print('<a href="'.$url.'" target="cat">'.
    ($title?$title:$url).'</a> ');
          if ($url=~/^\/res\//) {
     my $result=&Apache::lonnet::repcopy(
                                 &Apache::lonnet::filelocation('',$url));
             if ($result eq 'ok') {
                $r->print('<span class="LC_success">'.&mt('ok').'</span>');
                $r->rflush();
                &Apache::lonnet::countacc($url);
                $url=~/\.(\w+)$/;
                if (&Apache::loncommon::fileembstyle($1) eq 'ssi') {
    $r->print('<br />');
                    $r->rflush();
                    for (my $i=0;$i<=$level*5;$i++) {
                        $r->print('&nbsp;');
                    }
                    $r->print('- '.&mt('Rendering:').' ');
    my ($errorcount,$warningcount)=split(/:/,
          &Apache::lonnet::ssi_body($url,
          ('grade_target'=>'web',
    'return_only_error_and_warning_counts' => 1)));
                    if (($errorcount) ||
                        ($warningcount)) {
        if ($errorcount) {
                           $r->print('<img src="/adm/lonMisc/bomb.gif" /><span class="LC_error">'.
                             &mt('[quant,_1,error]',$errorcount).'</span>');
                        }
        if ($warningcount) {
                           $r->print('<span class="LC_warning">'.
                             &mt('[quant,_1,warning]',$warningcount).'</span>');
                        }
                    } else {
                        $r->print('<span class="LC_success">'.&mt('ok').'</span>');
                    }
                    $r->rflush();
                }
        my $dependencies=
                   &Apache::lonnet::metadata($url,'dependencies');
                foreach my $dep (split(/\,/,$dependencies)) {
    if (($dep=~/^\/res\//) && (!$alreadyseen{$dep})) {
                       &checkonthis($r,$dep,$level+1);
                    }
                }
             } elsif ($result eq 'unavailable') {
                $r->print('<span class="LC_error">'.&mt('connection down').'</span>');
             } elsif ($result eq 'not_found') {
         unless ($url=~/\$/) {
     $r->print('<span class="LC_error">'.&mt('not found').'</b></span>');
         } else {
     $r->print('<span class="LC_unknown">'.&mt('unable to verify variable URL').'</span>');
         }
             } else {
                $r->print('<span class="LC_error">'.&mt('access denied').'</span>');
             }
          }
       }
   }
   
   
   
   =pod
   
   =item list_symbs()
   
   List Symbs
   
   =cut
   
   sub list_symbs {
       my ($r) = @_;
   
       my $type = &Apache::loncommon::course_type();
       $r->print(&Apache::loncommon::start_page('Symb List'));
       $r->print(&Apache::lonhtmlcommon::breadcrumbs('Symb List'));
       my $navmap = Apache::lonnavmaps::navmap->new();
       if (!defined($navmap)) {
           $r->print('<h2>'.&mt('Retrieval of List Failed').'</h2>'.
                     '<div class="LC_error">'.
                     &mt('Unable to retrieve information about course contents').
                     '</div>');
           &Apache::lonnet::logthis('Symb list failed - could not create navmap object in '.lc($type).':'.$env{'request.course.id'});
       } else {
           $r->print("<pre>\n");
           foreach my $res ($navmap->retrieveResources()) {
       $r->print($res->compTitle()."\t".$res->symb()."\n");
           }
           $r->print("\n</pre>\n");
       }
       $r->print('<a href="/adm/coursedocs">'.&mt('Return to DOCS').'</a>');
   }
   
   
   sub verifycontent {
       my ($r) = @_;
       my $type = &Apache::loncommon::course_type();
      my $loaderror=&Apache::lonnet::overloaderror($r);
      if ($loaderror) { return $loaderror; }
      $r->print(&Apache::loncommon::start_page('Verify '.$type.' Documents'));
      $r->print(&Apache::lonhtmlcommon::breadcrumbs('Verify '.$type.' Documents'));
      $hashtied=0;
      undef %alreadyseen;
      %alreadyseen=();
      &tiehash();
      foreach my $key (keys(%hash)) {
          if ($hash{$key}=~/\.(page|sequence)$/) {
      if (($key=~/^src_/) && ($alreadyseen{&unescape($hash{$key})})) {
          $r->print('<hr /><span class="LC_error">'.
    &mt('The following sequence or page is included more than once in your '.$type.': ').
    &unescape($hash{$key}).'</span><br />'.
    &mt('Note that grading records for problems included in this sequence or folder will overlap.<hr />'));
      }
          }
          if (($key=~/^src\_(.+)$/) && (!$alreadyseen{&unescape($hash{$key})})) {
              &checkonthis($r,$hash{$key},0,$hash{'title_'.$1});
          }
      }
      &untiehash();
      $r->print('<h1>'.&mt('Done').'.</h1>'.'<a href="/adm/coursedocs">'.
        &mt('Return to DOCS').'</a>');
   }
   
   
   sub devalidateversioncache {
       my $src=shift;
       &Apache::lonnet::devalidate_cache_new('courseresversion',$env{'request.course.id'}.'_'.
     &Apache::lonnet::clutter($src));
   }
   
   sub checkversions {
       my ($r) = @_;
       my $type = &Apache::loncommon::course_type();
       $r->print(&Apache::loncommon::start_page("Check $type Document Versions"));
       $r->print(&Apache::lonhtmlcommon::breadcrumbs("Check $type Document Versions"));
       my $header='';
       my $startsel='';
       my $monthsel='';
       my $weeksel='';
       my $daysel='';
       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 my $key (keys(%hash)) {
       if ($key=~/^ids\_(\/res\/.+)$/) {
    $newsetversions{$1}='mostrecent';
                   &devalidateversioncache($1);
       }
    }
       } elsif ($env{'form.setcurrent'}) {
    $haschanged=1;
    foreach my $key (keys(%hash)) {
       if ($key=~/^ids\_(\/res\/.+)$/) {
    my $getvers=&Apache::lonnet::getversion($1);
    if ($getvers>0) {
       $newsetversions{$1}=$getvers;
       &devalidateversioncache($1);
    }
       }
    }
       } elsif ($env{'form.setversions'}) {
    $haschanged=1;
    foreach my $key (keys(%env)) {
       if ($key=~/^form\.set_version_(.+)$/) {
    my $src=$1;
    if (($env{$key}) && ($env{$key} ne $setversions{$src})) {
       $newsetversions{$src}=$env{$key};
       &devalidateversioncache($src);
    }
       }
    }
       }
       if ($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 Saved').'</h1>');
    } else {
       $r->print('<h1><span class="LC_error">'.&mt('An Error Occured while Attempting to Save your Version Settings').'</span></h1>');
    }
    &mark_hash_old();
       }
       &changewarning($r,'');
       if ($env{'form.timerange'} eq 'all') {
   # show all documents
    $header=&mt('All Documents in '.$type);
    $allsel=1;
    foreach my $key (keys(%hash)) {
       if ($key=~/^ids\_(\/res\/.+)$/) {
    my $src=$1;
    $changes{$src}=1;
       }
    }
       } else {
   # show documents which changed
    %changes=&Apache::lonnet::dump
    ('versionupdate',$env{'course.'.$env{'request.course.id'}.'.domain'},
                        $env{'course.'.$env{'request.course.id'}.'.num'});
    my $firstkey=(keys(%changes))[0];
    unless ($firstkey=~/^error\:/) {
       unless ($env{'form.timerange'}) {
    $env{'form.timerange'}=604800;
       }
       my $seltext=&mt('during the last').' '.$env{'form.timerange'}.' '
    .&mt('seconds');
       if ($env{'form.timerange'}==-1) {
    $seltext='since start of course';
    $startsel='selected';
    $env{'form.timerange'}=time;
       }
       $starttime=time-$env{'form.timerange'};
       if ($env{'form.timerange'}==2592000) {
    $seltext=&mt('during the last month').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
    $monthsel='selected';
       } elsif ($env{'form.timerange'}==604800) {
    $seltext=&mt('during the last week').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
    $weeksel='selected';
       } elsif ($env{'form.timerange'}==86400) {
    $seltext=&mt('since yesterday').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
    $daysel='selected';
       }
       $header=&mt('Content changed').' '.$seltext;
    } else {
       $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 '.$type,
          'lm' => 'Version changes since last Month',
          'lw' => 'Version changes since last Week',
          'sy' => 'Version changes since Yesterday',
                  'al' => 'All Resources (possibly large output)',
          'sd' => 'Display',
          'fi' => 'File',
          'md' => 'Modification Date',
                  'mr' => 'Most recently published Version',
          've' => 'Version used in '.$type,
                  'vu' => 'Set Version to be used in '.$type,
   'sv' => 'Set Versions to be used in '.$type.' 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>
   <option value="2592000" $monthsel>$lt{'lm'}</option>
   <option value="604800" $weeksel>$lt{'lw'}</option>
   <option value="86400" $daysel>$lt{'sy'}</option>
   </select>
   <input type="submit" name="display" value="$lt{'sd'}" />
   <h3>$header</h3>
   <input type="submit" name="setversions" value="$lt{'sv'}" />
   <table border="0">
   ENDHEADERS
       foreach my $key (sort(keys(%changes))) {
    if ($changes{$key}>$starttime) {
       my ($root,$extension)=($key=~/^(.*)\.(\w+)$/);
       my $currentversion=&Apache::lonnet::getversion($key);
       if ($currentversion<0) {
    $currentversion=&mt('Could not be determined.');
       }
       my $linkurl=&Apache::lonnet::clutter($key);
       $r->print(
         '<tr><td colspan="5"><br /><br /><font size="+1"><b>'.
         &Apache::lonnet::gettitle($linkurl).
                         '</b></font></td></tr>'.
                         '<tr><td>&nbsp;&nbsp;&nbsp;</td>'.
                         '<td colspan="4">'.
                         '<a href="'.$linkurl.'" target="cat">'.$linkurl.
         '</a></td></tr>'.
                         '<tr><td></td>'.
                         '<td title="'.$lt{'md'}.'">'.
         &Apache::lonlocal::locallocaltime(
                              &Apache::lonnet::metadata($root.'.'.$extension,
                                                        'lastrevisiondate')
                                                           ).
                         '</td>'.
                         '<td title="'.$lt{'mr'}.'"><span class="LC_nobreak">Most Recent: '.
                         '<font size="+1">'.$currentversion.'</font>'.
                         '</span></td>'.
                         '<td title="'.$lt{'ve'}.'"><span class="LC_nobreak">In '.$type.': '.
                         '<font size="+1">');
   # Used in course
       my $usedversion=$hash{'version_'.$linkurl};
       if (($usedversion) && ($usedversion ne 'mostrecent')) {
    $r->print($usedversion);
       } else {
    $r->print($currentversion);
       }
       $r->print('</font></span></td><td title="'.$lt{'vu'}.'">'.
                         '<span class="LC_nobreak">Use: ');
   # Set version
       $r->print(&Apache::loncommon::select_form($setversions{$linkurl},
         'set_version_'.$linkurl,
         ('select_form_order' =>
          ['',1..$currentversion,'mostrecent'],
          '' => '',
          'mostrecent' => 'most recent',
          map {$_,$_} (1..$currentversion))));
       $r->print('</span></td></tr><tr><td></td>');
       my $lastold=1;
       for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {
    my $url=$root.'.'.$prevvers.'.'.$extension;
    if (&Apache::lonnet::metadata($url,'lastrevisiondate')<
       $starttime) {
       $lastold=$prevvers;
    }
       }
               #
               # Code to figure out how many version entries should go in
               # each of the four columns
               my $entries_per_col = 0;
               my $num_entries = ($currentversion-$lastold);
               if ($num_entries % 4 == 0) {
                   $entries_per_col = $num_entries/4;
               } else {
                   $entries_per_col = $num_entries/4 + 1;
               }
               my $entries_count = 0;
               $r->print('<td valign="top"><font size="-2">');
               my $cols_output = 1;
               for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {
    my $url=$root.'.'.$prevvers.'.'.$extension;
    $r->print('<span class="LC_nobreak"><a href="'.&Apache::lonnet::clutter($url).
     '">'.&mt('Version').' '.$prevvers.'</a> ('.
     &Apache::lonlocal::locallocaltime(
                                   &Apache::lonnet::metadata($url,
                                                             'lastrevisiondate')
                                                               ).
     ')');
    if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {
                       $r->print(' <a href="/adm/diff?filename='.
         &Apache::lonnet::clutter($root.'.'.$extension).
         '&versionone='.$prevvers.
         '">'.&mt('Diffs').'</a>');
    }
    $r->print('</span><br />');
                   if (++$entries_count % $entries_per_col == 0) {
                       $r->print('</font></td>');
                       if ($cols_output != 4) {
                           $r->print('<td valign="top"><font size="-2">');
                           $cols_output++;
                       }
                   }
       }
               while($cols_output++ < 4) {
                   $r->print('</font></td><td><font>')
               }
       $r->print('</font></td></tr>'."\n");
    }
       }
       $r->print('</table></form>');
       $r->print('<h1>'.&mt('Done').'.</h1>');
   
       &untiehash();
   }
   
   sub mark_hash_old {
       my $retie_hash=0;
       if ($hashtied) {
    $retie_hash=1;
    &untiehash();
       }
       &tiehash('write');
       $hash{'old'}=1;
       &untiehash();
       if ($retie_hash) { &tiehash(); }
   }
   
   sub is_hash_old {
       my $untie_hash=0;
       if (!$hashtied) {
    $untie_hash=1;
    &tiehash();
       }
       my $return=$hash{'old'};
       if ($untie_hash) { &untiehash(); }
       return $return;
   }
   
   sub changewarning {
       my ($r,$postexec,$message,$url)=@_;
       if (!&is_hash_old()) { return; }
       my $pathvar='folderpath';
       my $path=&escape($env{'form.folderpath'});
       if (!defined($url)) {
    if (defined($env{'form.pagepath'})) {
       $pathvar='pagepath';
       $path=&escape($env{'form.pagepath'});
       $path.='&amp;pagesymb='.&escape($env{'form.pagesymb'});
    }
    $url='/adm/coursedocs?'.$pathvar.'='.$path;
       }
       my $course_type = &Apache::loncommon::course_type();
       if (!defined($message)) {
    $message='Changes will become active for your current session after [_1], or the next time you log in.';
       }
       $r->print("\n\n".
   '<script type="text/javascript">function reinit(tf) { tf.submit();'.$postexec.' }</script>'."\n".
   '<form name="reinitform" method="post" action="/adm/roles" target="loncapaclient">'.
   '<input type="hidden" name="orgurl" value="'.$url.
   '" /><input type="hidden" name="selectrole" value="1" /><h3><span class="LC_warning">'.
   &mt($message,' <input type="hidden" name="'.
       $env{'request.role'}.'" value="1" /><input type="button" value="'.
       &mt('re-initializing '.$course_type).'" onClick="reinit(this.form)" />').
   $help{'Caching'}.'</span></h3></form>'."\n\n");
   }
   
   
   sub init_breadcrumbs {
       my ($form,$text)=@_;
       &Apache::lonhtmlcommon::clear_breadcrumbs();
       &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/coursedocs",
       text=>"Edit ".&Apache::loncommon::course_type(),
       faq=>273,
       bug=>'Instructor Interface',
                                               help => 'Docs_Adding_Course_Doc'});
       &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/coursedocs?".$form.'=1',
       text=>$text,
       faq=>273,
       bug=>'Instructor Interface'});
   }
   
   
   
   
   sub handler {
       my $r = shift;
       &Apache::loncommon::content_type($r,'text/html');
       $r->send_http_header;
       return OK if $r->header_only;
       my $type = &Apache::loncommon::course_type();
   
   
   # --------------------------------------------- Initialize help topics for this
       foreach my $topic ('Adding_Course_Doc','Main_Course_Documents',
                  'Adding_External_Resource','Navigate_Content',
                  'Adding_Folders','Docs_Overview', 'Load_Map',
                  'Supplemental','Score_Upload_Form','Adding_Pages',
                  'Importing_LON-CAPA_Resource','Uploading_From_Harddrive',
                  'Check_Resource_Versions','Verify_Content') {
    $help{$topic}=&Apache::loncommon::help_open_topic('Docs_'.$topic);
       }
       # Composite help files
       $help{'Syllabus'} = &Apache::loncommon::help_open_topic(
       'Docs_About_Syllabus,Docs_Editing_Templated_Pages');
       $help{'Simple Page'} = &Apache::loncommon::help_open_topic(
       'Docs_About_Simple_Page,Docs_Editing_Templated_Pages');
       $help{'Simple Problem'} = &Apache::loncommon::help_open_topic(
       'Option_Response_Simple');
       $help{'Bulletin Board'} = &Apache::loncommon::help_open_topic(
       'Docs_About_Bulletin_Board,Docs_Editing_Templated_Pages');
       $help{'My Personal Info'} = &Apache::loncommon::help_open_topic(
     'Docs_About_My_Personal_Info,Docs_Editing_Templated_Pages');
       $help{'Group Files'} = &Apache::loncommon::help_open_topic('Docs_About_Group_Files');
       $help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');
   
   # does this user have privileges to modify docs
       my $allowed=&Apache::lonnet::allowed('mdc',$env{'request.course.id'});
     if ($allowed && $env{'form.verify'}) {
         &init_breadcrumbs('verify','Verify Content');
         &verifycontent($r);
     } elsif ($allowed && $env{'form.listsymbs'}) {
         &init_breadcrumbs('listsymbs','List Symbs');
         &list_symbs($r);
     } elsif ($allowed && $env{'form.docslog'}) {
         &init_breadcrumbs('docslog','Show Log');
         &docs_change_log($r);
     } elsif ($allowed && $env{'form.versions'}) {
         &init_breadcrumbs('versions','Check/Set Resource Versions');
         &checkversions($r);
     } elsif ($allowed && $env{'form.dumpcourse'}) {
         &init_breadcrumbs('dumpcourse','Dump '.&Apache::loncommon::course_type().' DOCS to Construction Space');
         &dumpcourse($r);
     } elsif ($allowed && $env{'form.exportcourse'}) {
         &init_breadcrumbs('exportcourse','Export '.&Apache::loncommon::course_type().' to IMS');
         &exportcourse($r);
     } else {
   # is this a standard course?
   
       my $standard=($env{'request.course.uri'}=~/^\/uploaded\//);
       my $forcestandard = 0;
       my $forcesupplement;
       my $script='';
       my $showdoc=0;
       my $containertag;
       my $uploadtag;
   
   
       &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
       ['folderpath','pagepath',
        'pagesymb']);
   # No folderpath, no pagepath, see if we have something stored
       if ((!$env{'form.folderpath'}) && (!$env{'form.pagepath'})) {
           &Apache::loncommon::restore_course_settings('docs_folderpath',
                                                 {'folderpath' => 'scalar'});
       }
       if (!$env{'form.folderpath'}) {
           &Apache::loncommon::restore_course_settings('docs_folderpath',
                                                 {'pagepath' => 'scalar'});
       }
       if ($env{'form.pagepath'}) {
          $env{'form.folderpath'}='';
       }
       if ($env{'form.folderpath'} =~ /^supplemental_\d+/) {
           $env{'form.folderpath'} = 'supplemental&'.
                                     &escape(&mt('Supplemental '.$type.' Documents')).'&'.
                                     $env{'form.folderpath'};
       }
       &Apache::loncommon::store_course_settings('docs_folderpath',
                                                   {'pagepath' => 'scalar',
                                                    'folderpath' => 'scalar'});
       if ($env{'form.folderpath'}) {
    my (@folderpath)=split('&',$env{'form.folderpath'});
    $env{'form.foldername'}=&unescape(pop(@folderpath));
    $env{'form.folder'}=pop(@folderpath);
       }
       if ($env{'form.pagepath'}) {
           my (@pagepath)=split('&',$env{'form.pagepath'});
           $env{'form.pagename'}=&unescape(pop(@pagepath));
           $env{'form.folder'}=pop(@pagepath);
           $containertag = '<input type="hidden" name="pagepath" value="" />'.
       '<input type="hidden" name="pagesymb" value="" />';
           $uploadtag = '<input type="hidden" name="pagepath" value="'.&HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />'.
       '<input type="hidden" name="pagesymb" value="'.&HTML::Entities::encode($env{'form.pagesymb'},'<>&"').'" />';
       }
       if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {
          $showdoc='/'.$1;
       }
       unless ($showdoc) { # got called from remote
          if (($env{'form.folder'}=~/^(?:group|default)_/) ||
             ($env{'form.folder'} =~ m:^\d+/(pages|sequences)/:)) {
              $forcestandard = 1;
          }
          $forcesupplement=($env{'form.folder'}=~/^supplemental_/);
   
          if ($allowed) {
            &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
            $script=&Apache::lonratedt::editscript('simple');
          }
       } else { # got called in sequence from course
          $allowed=0;
       }
   
   # get course data
       my $coursenum=$env{'course.'.$env{'request.course.id'}.'.num'};
       my $coursedom=$env{'course.'.$env{'request.course.id'}.'.domain'};
   
   # get personal data
       my $uname=$env{'user.name'};
       my $udom=$env{'user.domain'};
       my $plainname=&escape(&Apache::loncommon::plainname($uname,$udom));
   
   # graphics settings
   
       $iconpath = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL') . "/");
   
       if ($allowed) {
    $script .= &editing_js($udom,$uname);
       }
   # -------------------------------------------------------------------- Body tag
       $script = '<script type="text/javascript">'."\n".$script."\n".'</script>';
       my $brcrum = [{href=>"/adm/createuser",text=>"$type Documents"}];
       $r->print(&Apache::loncommon::start_page("$type Documents", $script,
       {'force_register' => $showdoc,
                                        'bread_crumbs' => $brcrum}).
         &Apache::loncommon::help_open_menu('','',273,'RAT'));
    
     my %allfiles = ();
     my %codebase = ();
     my ($upload_result,$upload_output);
     if ($allowed) {
         if (($env{'form.uploaddoc.filename'}) &&
     ($env{'form.cmd'}=~/^upload_(\w+)/)) {
   # Process file upload - phase one - upload and parse primary file.  
     undef($hadchanges);
             $upload_result = &process_file_upload(\$upload_output,$coursenum,
    $coursedom,\%allfiles,
    \%codebase,$1);
     if ($hadchanges) {
         &mark_hash_old();
     }
             if ($upload_result eq 'phasetwo') {
                 $r->print($upload_output);
             }
         } elsif ($env{'form.phasetwo'}) {
             my %newname = ();
             my %origname = ();
             my %attribs = ();
             my $updateflag = 0;
             my $residx = $env{'form.newidx'};
             my $primary_url = &unescape($env{'form.primaryurl'});
   # Process file upload - phase two - gather secondary files.
             for (my $i=0; $i<$env{'form.phasetwo'}; $i++) {
                 if ($env{'form.embedded_item_'.$i.'.filename'}) {
                     my $javacodebase;
                     $newname{$i} = &process_secondary_uploads(\$upload_output,$coursedom,$coursenum,'embedded_item_',$i,$residx);
                     $origname{$i} = &unescape($env{'form.embedded_orig_'.$i});
                     if (exists($env{'form.embedded_codebase_'.$i})) {
                         $javacodebase =  &unescape($env{'form.embedded_codebase_'.$i});  
                         $origname{$i} =~ s#^\Q$javacodebase\E/##;
                     }
                     my @attributes = ();
                     if ($env{'form.embedded_attrib_'.$i} =~ /:/) {
                         @attributes = split(/:/,$env{'form.embedded_attrib_'.$i});
                     } else {
                         @attributes = ($env{'form.embedded_attrib_'.$i});
                     }
                     foreach my $attr (@attributes) {
                         push(@{$attribs{$i}},&unescape($attr));
                     }
                     if ($javacodebase) {
                         $codebase{$i} = $javacodebase;
                         $codebase{$i} =~ s#/$##;
                         $updateflag = 1;
                     }
                 }
                 unless ($newname{$i} eq $origname{$i}) {
                     $updateflag = 1;
                 }
             }
   # Process file upload - phase three - modify primary file
             if ($updateflag) {
                 my ($content,$rtncode);
                 my $updateflag = 0;
                 my $getstatus = &Apache::lonnet::getuploaded('GET',$primary_url,$coursedom,$coursenum,\$content,\$rtncode);
                 if ($getstatus eq 'ok') {
                     foreach my $item (keys(%newname)) {
                         if ($newname{$item} ne $origname{$item}) {
                             my $attrib_regexp = '';
                             if (@{$attribs{$item}} > 1) {
                                 $attrib_regexp = join('|',@{$attribs{$item}});
                             } else {
                                 $attrib_regexp = $attribs{$item}[0];
                             }
                             if ($content =~ m#($attrib_regexp\s*=\s*['"]?)\Q$origname{$item}\E(['"]?)#) {
                             }
                             $content =~ s#($attrib_regexp\s*=\s*['"]?)\Q$origname{$item}\E(['"]?)#$1$newname{$item}$2#gi;
                         }
                         if (exists($codebase{$item})) {
                             $content =~ s/(codebase\s*=\s*["']?)\Q$codebase{$item}\E(["']?)/$1.$2/i; #' stupid emacs
                         }
                     }
   # Save edited file.
                     my $saveresult;
                     my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
                     my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
                     my $url = &Apache::lonnet::store_edited_file($primary_url,$content,$docudom,$docuname,\$saveresult);
                 } else {
                     &Apache::lonnet::logthis('retrieval of uploaded file - '.$primary_url.' - for editing, failed: '.$getstatus);
                 }
             }
         }
     }
   
     unless ($showdoc ||  $upload_result eq 'phasetwo') {
   # -----------------------------------------------------------------------------
          my %lt=&Apache::lonlocal::texthash(
                   'uplm' => 'Upload a new main '.lc($type).' document',
                   'upls' => 'Upload a new supplemental '.lc($type).' document',
                   'impp' => 'Import a document',
                   'pubd' => 'Published Documents',
    'copm' => 'All documents out of a published map into this folder',
                   'upld' => 'Upload Document',
                   'srch' => 'Search',
                   'impo' => 'Import',
    'book' => 'Import Bookmarks',
                   'selm' => 'Select Map',
                   'load' => 'Load Map',
                   'reco' => 'Recover Deleted Resources',
                   'newf' => 'New Folder',
                   'newp' => 'New Composite Page',
                   'extr' => 'External Resource',
                   'syll' => 'Syllabus',
                   'navc' => 'Navigate Contents',
                   'sipa' => 'Simple Page',
                   'sipr' => 'Simple Problem',
                   'drbx' => 'Drop Box',
                   'scuf' => 'Score Upload Form',
                   'bull' => 'Bulletin Board',
                   'mypi' => 'My Personal Info',
                   'grpo' => 'Group Files',
                   'rost' => 'Course Roster',
    'abou' => 'About User',
                   'imsf' => 'Import IMS package',
                   'file' =>  'File',
                   'title' => 'Title',
                   'comment' => 'Comment',
                   'parse' => 'Upload embedded images/multimedia files if HTML file!',
    'nd' => 'New Document',
    'pm' => 'Published Map',
    'sd' => 'Special Document',
    'mo' => 'More Options',
    'hao' => 'Hide all Options'
     );
   # -----------------------------------------------------------------------------
    my $fileupload=(<<FIUP);
    $lt{'file'}:<br />
    <input type="file" name="uploaddoc" size="40" />
   FIUP
   
    my $checkbox=(<<CHBO);
    <!-- <label>$lt{'parse'}?
    <input type="checkbox" name="parserflag" />
    </label> -->
    <label>
    <input type="checkbox" name="parserflag" checked="checked" /> $lt{'parse'}
    </label>
   CHBO
   
    my $fileuploadform=(<<FUFORM);
    <form name="uploaddocument" action="/adm/coursedocs" method="post" enctype="multipart/form-data">
    $fileupload
    <br />
    $lt{'title'}:<br />
    <input type="text" size="50" name="comment" />
    $uploadtag
    <input type="hidden" name="cmd" value="upload_default" />
    <br />
    <span class="LC_nobreak">
    $checkbox
    </span>
    <br />
    <br />
    <span class="LC_nobreak">
    <input type="submit" value="$lt{'upld'}" />
    $help{'Uploading_From_Harddrive'}
    </span>
    </form>
   FUFORM
   
    my $simpleeditdefaultform=(<<SEDFFORM);
    <form action="/adm/coursedocs" method="post" name="simpleeditdefault">
    $lt{'pubd'}<br />
    $uploadtag
    <input type="button" onClick="javascript:groupsearch()" value="$lt{'srch'}" />
    <br />
    <span class="LC_nobreak">
    <input type="button" onClick="javascript:groupimport();" value="$lt{'impo'}" />
    $help{'Importing_LON-CAPA_Resource'}
    </span>
    <br />
    <input type="button" onClick="javascript:groupopen(0,1,1);" value="$lt{'book'}" />
    <hr />
    <p>
    $lt{'copm'}<br />
    <input type="text" size="40" name="importmap" /><br />
    <span class="LC_nobreak"><input type="button"
    onClick="javascript:openbrowser('simpleeditdefault','importmap','sequence,page','')"
    value="$lt{'selm'}" /> <input type="submit" name="loadmap" value="$lt{'load'}" />
    $help{'Load_Map'}</span>
    </p>
    </form>
   SEDFFORM
   
    my $extresourcesform=(<<ERFORM);
    <form action="/adm/coursedocs" method="post" name="newext">
    $uploadtag
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newext" type="button" onClick="javascript:makenewext('newext');"
    value="$lt{'extr'}" /> $help{'Adding_External_Resource'}
    </span>
    </form>
   ERFORM
   
       if ($allowed) {
    &update_paste_buffer($coursenum,$coursedom);
          my $dumpbut=&dumpbutton();
          my $exportbut=&exportbutton();
          my %lt=&Apache::lonlocal::texthash(
    'vc' => 'Verify Content',
    'cv' => 'Check/Set Resource Versions',
    'ls' => 'List Symbs',
                                            'sl' => 'Show Log'
     );
   
          my $folderpath=$env{'form.folderpath'};
          if (!$folderpath) {
      if ($env{'form.folder'} eq '' ||
          $env{'form.folder'} eq 'supplemental') {
          $folderpath='default&'.
      &escape(&mt('Main '.$type.' Documents'));
      }
          }
          unless ($env{'form.pagepath'}) {
              $containertag = '<input type="hidden" name="folderpath" value="" />';
              $uploadtag = '<input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($folderpath,'<>&"').'" />';
          }
   
          $r->print(<<ENDCOURSEVERIFY);
   <form name="renameform" method="post" action="/adm/coursedocs">
     <input type="hidden" name="title" />
     <input type="hidden" name="cmd" />
     <input type="hidden" name="markcopy" />
     <input type="hidden" name="copyfolder" />
     $containertag
   </form>
   <form name="simpleedit" method="post" action="/adm/coursedocs">
     <input type="hidden" name="importdetail" value="" />
     $uploadtag
   </form>
   <form action="/adm/coursedocs" method="post" name="courseverify">
     <div class="LC_docs_course_commands">
   
         <div>
           <input type="submit" name="verify" value="$lt{'vc'}" />$help{'Verify_Content'}
         </div>
         <div>
           <input type="submit" name="versions" value="$lt{'cv'}" />$help{'Check_Resource_Versions'}
         </div>
           $dumpbut
           $exportbut
         <div>
           <input type="submit" name="listsymbs" value="$lt{'ls'}" />
         </div>
         <div>
           <input type="hidden" name="folder" value="$env{'form.folder'}" />
           <input type="submit" name="docslog" value="$lt{'sl'}" />
         </div>
     </div>
   </form>
   <div style="clear: both; height: 0px;">&nbsp;</div>
   ENDCOURSEVERIFY
          $r->print(&Apache::loncommon::help_open_topic('Docs_Adding_Course_Doc',
        &mt('Editing the Table of Contents for your '.$type)));
       }
   # --------------------------------------------------------- Standard documents
       $r->print('<table class="LC_docs_documents">');
   
       if (($standard) && ($allowed) && (!$forcesupplement)) {
    $r->print('<tr><td class="LC_docs_document">');
   #  '<h2>'.&mt('Main Course Documents').
   #  ($allowed?' '.$help{'Main_Course_Documents'}:'').'</h2>');
          my $folder=$env{'form.folder'};
          if ($folder eq '' || $folder eq 'supplemental') {
              $folder='default';
      $env{'form.folderpath'}='default&'.&escape(&mt('Main '.$type.' Documents'));
              $uploadtag = '<input type="hidden" name="folderpath" value="'.
          &HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />';
          }
          my $postexec='';
          if ($folder eq 'default') {
      $r->print('<script type="text/javascript">this.window.name="loncapaclient";</script>');
          } else {
              #$postexec='self.close();';
          }
          $hadchanges=0;
          my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,
      $upload_output,$type);
          if ($error) {
      $r->print('<p><span class="LC_error">'.$error.'</span></p>');
          }
          if ($hadchanges) {
      &mark_hash_old();
          }
          &changewarning($r,$postexec);
          my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
                        '.sequence';
          my $pageseq = '/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
                        '.page';
    my $container='sequence';
    if ($env{'form.pagepath'}) {
       $container='page';
    }
    my $readfile='/uploaded/'.$coursedom.'/'.$coursenum.'/'.$folder.'.'.$container;
   
   
   
    my $recoverform=(<<RFORM);
    <form action="/adm/groupsort" method="post" name="recover">
    <input type="button" name="recovermap" onClick="javascript:groupopen('$readfile',1,0)" value="$lt{'reco'}" />
    </form>
   RFORM
   
    my $imspform=(<<IMSPFORM);
    <form action="/adm/imsimportdocs" method="post" name="ims">
    <input type="hidden" name="folder" value="$folder" />
    <input name="imsimport" type="button" value="$lt{'imsf'}" onClick="javascript:makeims();" />
    </form>
   IMSPFORM
   
    my $newnavform=(<<NNFORM);
    <form action="/adm/coursedocs" method="post" name="newnav">
    $uploadtag
    <input type="hidden" name="importdetail"
    value="$lt{'navc'}=/adm/navmaps" />
    <span class="LC_nobreak">
    <input name="newnav" type="submit" value="$lt{'navc'}" />
    $help{'Navigate_Content'}
    </span>
    </form>
   NNFORM
    my $newsmppageform=(<<NSPFORM);
    <form action="/adm/coursedocs" method="post" name="newsmppg">
    $uploadtag
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newsmppg" type="button" value="$lt{'sipa'}"
    onClick="javascript:makesmppage();" /> $help{'Simple Page'}
    </span>
    </form>
   NSPFORM
   
    my $newsmpproblemform=(<<NSPROBFORM);
    <form action="/adm/coursedocs" method="post" name="newsmpproblem">
    $uploadtag
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newsmpproblem" type="button" value="$lt{'sipr'}"
    onClick="javascript:makesmpproblem();" />$help{'Simple Problem'}
    </span>
    </form>
   
   NSPROBFORM
   
    my $newdropboxform=(<<NDBFORM);
    <form action="/adm/coursedocs" method="post" name="newdropbox">
    $uploadtag      
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">          
    <input name="newdropbox" type="button" value="$lt{'drbx'}"
    onClick="javascript:makedropbox();" />
    </span>        
    </form>
   NDBFORM
   
    my $newexuploadform=(<<NEXUFORM);
    <form action="/adm/coursedocs" method="post" name="newexamupload">
    $uploadtag
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newexamupload" type="button" value="$lt{'scuf'}"
    onClick="javascript:makeexamupload();" />
    $help{'Score_Upload_Form'}
    </span>
    </form>
   NEXUFORM
   
    my $newbulform=(<<NBFORM);
    <form action="/adm/coursedocs" method="post" name="newbul">
    $uploadtag
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newbulletin" type="button" value="$lt{'bull'}"
    onClick="javascript:makebulboard();" />
    $help{'Bulletin Board'}
    </span>
    </form>
   NBFORM
   
    my $newaboutmeform=(<<NAMFORM);
    <form action="/adm/coursedocs" method="post" name="newaboutme">
    $uploadtag
    <input type="hidden" name="importdetail"
    value="$plainname=/adm/$udom/$uname/aboutme" />
    <span class="LC_nobreak">
    <input name="newaboutme" type="submit" value="$lt{'mypi'}" />
    $help{'My Personal Info'}
    </span>
    </form>
   NAMFORM
   
    my $newaboutsomeoneform=(<<NASOFORM);
    <form action="/adm/coursedocs" method="post" name="newaboutsomeone">
    $uploadtag
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newaboutsomeone" type="button" value="$lt{'abou'}"
    onClick="javascript:makeabout();" />
    </span>
    </form>
   NASOFORM
   
   
    my $newrosterform=(<<NROSTFORM);
    <form action="/adm/coursedocs" method="post" name="newroster">
    $uploadtag
    <input type="hidden" name="importdetail"
    value="$lt{'rost'}=/adm/viewclasslist" />
    <span class="LC_nobreak">
    <input name="newroster" type="submit" value="$lt{'rost'}" />
    $help{'Course Roster'}
    </span>
    </form>
   NROSTFORM
   
          $r->print(<<ENDFORM);
   
   <ul class="LC_TabContent">
   <li>$lt{'nd'}</li>
   <li>$lt{'pm'}</li>
   <li>$lt{'pubd'}</li>
   <li>$lt{'sd'}</li>
   <li>$lt{'mo'}</li>
   <li>$lt{'hao'}</li>
   </ul>
   
   <table class="LC_docs_adddocs">
   <!-- <tr>
   <th>$lt{'uplm'}</th>
   <th>$lt{'impp'}</th>
   <th>$lt{'spec'}</th>
   </tr> -->
   <tr>
   <td>
   $fileuploadform
   </td>
   <td>
   $simpleeditdefaultform
   <hr />
   $recoverform
   ENDFORM
          unless ($env{'form.pagepath'}) {
      $r->print(<<ENDFORM);
   <hr />
   $extresourcesform
    <br />
   $imspform
   ENDFORM
          }
          $r->print('</td><td>');
          unless ($env{'form.pagepath'}) {
      my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
   
   
   
    my $newpageform=(<<NPFORM);
    <form action="/adm/coursedocs" method="post" name="newpage">
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newpage" type="button"
    onClick="javascript:makenewpage(this.form,'$pageseq');"
    value="$lt{'newp'}" />$help{'Adding_Pages'}
    </span>
    </form>
   NPFORM
   
    my $newfolderform=(<<NFFORM);
    <form action="/adm/coursedocs" method="post" name="newfolder">
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newfolder" type="button"
    onClick="javascript:makenewfolder(this.form,'$folderseq');"
    value="$lt{'newf'}" />$help{'Adding_Folders'}
    </span>
    </form>
   NFFORM
   
    my $newsylform=(<<NSYLFORM);
    <form action="/adm/coursedocs" method="post" name="newsyl">
    $uploadtag
    <input type="hidden" name="importdetail"
    value="$lt{'syll'}=/public/$coursedom/$coursenum/syllabus" />
    <span class="LC_nobreak">
    <input name="newsyl" type="submit" value="$lt{'syll'}" />
    $help{'Syllabus'}
    </span>
    </form>
   NSYLFORM
   
    my $newgroupfileform=(<<NGFFORM);
    <form action="/adm/coursedocs" method="post" name="newgroupfiles">
    $uploadtag
    <input type="hidden" name="importdetail"
    value="$lt{'grpo'}=/adm/$coursedom/$coursenum/aboutme" />
    <span class="LC_nobreak">
    <input name="newgroupfiles" type="submit" value="$lt{'grpo'}" />
    $help{'Group Files'}
    </span>
    </form>
   NGFFORM
   
   
              $r->print(<<ENDFORM);
   <br />
   $newfolderform
   <br />
   $newpageform
   <br />
   $newsylform
   <br />
   $newnavform
   <br />
   $newsmppageform
   <br />
   $newsmpproblemform
   <br />
   $newdropboxform
   <br />
   $newexuploadform
   <br />
   $newbulform
   <br />
   $newaboutmeform
   <br />
   $newaboutsomeoneform
   <br />
   $newgroupfileform
   <br />
   $newrosterform
   ENDFORM
          }
          if ($env{'form.pagepath'}) {
              $r->print(<<ENDBLOCK);
   $newsmpproblemform
   <br />
   $newexuploadform
   ENDBLOCK
          }
          $r->print('</td></tr>'."\n".
   '</table>');
          $r->print('</td></tr>');
       }
   # ----------------------------------------------------- Supplemental documents
       if (!$forcestandard) {
          $r->print('<tr><td class="LC_docs_document">');
   # '<h2>'.&mt('Supplemental Course Documents').
   #  ($allowed?' '.$help{'Supplemental'}:'').'</h2>');
          my $folder=$env{'form.folder'};
          unless ($folder=~/^supplemental/) {
      $folder='supplemental';
          }
          if ($folder =~ /^supplemental$/ &&
      (($env{'form.folderpath'} =~ /^default\&/) || ($env{'form.folderpath'} eq ''))) {
             $env{'form.folderpath'} = 'supplemental&'.
                                       &escape(&mt('Supplemental '.$type.' Documents'));
          }
          my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$type);
          if ($error) {
      $r->print('<p><span class="LC_error">'.$error.'</span></p>');
          }
          if ($allowed) {
      my $folderseq=
          '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
          '.sequence';
   
      my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
   
    my $supupdocform=(<<SUPDOCFORM);
    <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
    $fileupload
    <br />
    <br />
    <span class="LC_nobreak">
    $checkbox
    </span>
    <br /><br />
    $lt{'comment'}:<br />
    <textarea cols=50 rows=4 name='comment'>
    </textarea>
    <br />
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="cmd" value="upload_supplemental" />
    <span class="LC_nobreak">
    <input type="submit" value="$lt{'upld'}" />
    $help{'Uploading_From_Harddrive'}
    </span>
    </form>
   SUPDOCFORM
   
    my $supnewfolderform=(<<SNFFORM);
    <form action="/adm/coursedocs" method="post" name="supnewfolder">
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newfolder" type="button"
    onClick="javascript:makenewfolder(this.form,'$folderseq');"
    value="$lt{'newf'}" /> $help{'Adding_Folders'}
    </span>
    </form>
   SNFFORM
   
   
    my $supnewextform=(<<SNEFORM);
    <form action="/adm/coursedocs" method="post" name="supnewext">
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="importdetail" value="" />
    <span class="LC_nobreak">
    <input name="newext" type="button"
    onClick="javascript:makenewext('supnewext');"
    value="$lt{'extr'}" /> $help{'Adding_External_Resource'}
    </span>
    </form>
   SNEFORM
   
    my $supnewsylform=(<<SNSFORM);
    <form action="/adm/coursedocs" method="post" name="supnewsyl">
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="importdetail"
    value="Syllabus=/public/$coursedom/$coursenum/syllabus" />
    <span class="LC_nobreak">
    <input name="newsyl" type="submit" value="$lt{'syll'}" />
    $help{'Syllabus'}
    </span>
    </form>
   SNSFORM
   
    my $supnewaboutmeform=(<<SNAMFORM);
    <form action="/adm/coursedocs" method="post" name="subnewaboutme">
    <input type="hidden" name="folderpath" value="$path" />
    <input type="hidden" name="importdetail"
    value="$plainname=/adm/$udom/$uname/aboutme" />
    <span class="LC_nobreak">
    <input name="newaboutme" type="submit" value="$lt{'mypi'}" />
    $help{'My Personal Info'}
    </span>
    </form>
   SNAMFORM
   
      $r->print(<<ENDSUPFORM);
   <ul class="LC_TabContent">
   <li>$lt{'nd'}</li>
   <li>$lt{'sd'}</li>
   <li>$lt{'hao'}</li>
   </ul>
   <table class="LC_docs_adddocs">
   <tr><td>
   $supupdocform
   </td>
   <td>
   $supnewfolderform
   <br />
   $supnewextform
   <br />
   $supnewsylform
   <br />
   $supnewaboutmeform
   </td></tr>
   </table></td></tr>
   ENDSUPFORM
          }
       }
       $r->print('</table>');
       if ($allowed) {
    $r->print('
   <form method="post" name="extimport" action="/adm/coursedocs">
     <input type="hidden" name="title" />
     <input type="hidden" name="url" />
     <input type="hidden" name="useform" />
     <input type="hidden" name="residx" />
   </form>');
       }
     } else {
         unless ($upload_result eq 'phasetwo') {
   # -------------------------------------------------------- This is showdoc mode
             $r->print("<h1>".&mt('Uploaded Document').' - '.
    &Apache::lonnet::gettitle($r->uri).'</h1><p>'.
   &mt('It is recommended that you use an up-to-date virus scanner before handling this file.')."</p><table>".
             &entryline(0,&mt("Click to download or use your browser's Save Link function"),$showdoc).'</table>');
         }
     }
    }
    $r->print(&Apache::loncommon::end_page());
    return OK;
   }
   
   
   sub editing_js {
       my ($udom,$uname) = @_;
       my $now = time();
       my %lt = &Apache::lonlocal::texthash(
                                             p_mnf => 'Name of New Folder',
                                             t_mnf => 'New Folder',
                                             p_mnp => 'Name of New Page',
                                             t_mnp => 'New Page',
                                             p_mxu => 'Title for the Uploaded Score',
                                             p_msp => 'Title for the Page',
                                             p_msb => 'Title for the Problem',
                                             p_mdb => 'Title for the Drop Box',
                                             p_mbb => 'Title for the Bulletin Board',
                                             p_mab => "Enter user:domain for User's 'About Me' Page",
                                             p_mab2 => "About [_99]",
                                             p_mab_alrt1 => 'Not a valid user:domain',
                                             p_mab_alrt2 => 'Please enter both user and domain in the format user:domain',
                                             p_chn => 'New Title',
                                             p_rmr1 => 'WARNING: Removing a resource makes associated grades and scores inaccessible!',
                                             p_rmr2a => 'Remove[_99]',
                                             p_rmr2b => '?[_99]',
                                             p_ctr1a => 'WARNING: Cutting a resource makes associated grades and scores inaccessible!',
                                             p_ctr1b => 'Grades remain inaccessible if resource is pasted into another folder.',
                                             p_ctr2a => 'Cut[_98]',
                                             p_ctr2b => '?[_98]'
                                           );
   
       return <<ENDNEWSCRIPT;
   function makenewfolder(targetform,folderseq) {
       var foldername=prompt('$lt{"p_mnf"}','$lt{"t_mnf"}');
       if (foldername) {
          targetform.importdetail.value=escape(foldername)+"="+folderseq;
           targetform.submit();
       }
   }
   
   function makenewpage(targetform,folderseq) {
       var pagename=prompt('$lt{"p_mnp"}','$lt{"t_mnp"}');
       if (pagename) {
           targetform.importdetail.value=escape(pagename)+"="+folderseq;
           targetform.submit();
       }
   }
   
   function makenewext(targetname) {
       this.document.forms.extimport.useform.value=targetname;
       this.document.forms.extimport.title.value='';
       this.document.forms.extimport.url.value='';
       this.document.forms.extimport.residx.value='';
       window.open('/adm/rat/extpickframe.html');
   }
   
   function edittext(targetname,residx,title,url) {
       this.document.forms.extimport.useform.value=targetname;
       this.document.forms.extimport.residx.value=residx;
       this.document.forms.extimport.url.value=url;
       this.document.forms.extimport.title.value=title;
       window.open('/adm/rat/extpickframe.html');
   }
   
   function makeexamupload() {
      var title=prompt('$lt{"p_mxu"}');
      if (title) {
       this.document.forms.newexamupload.importdetail.value=
    escape(title)+'=/res/lib/templates/examupload.problem';
       this.document.forms.newexamupload.submit();
      }
   }
   
   function makesmppage() {
      var title=prompt('$lt{"p_msp"}');
      if (title) {
       this.document.forms.newsmppg.importdetail.value=
    escape(title)+'=/adm/$udom/$uname/$now/smppg';
       this.document.forms.newsmppg.submit();
      }
   }
   
   function makesmpproblem() {
      var title=prompt('$lt{"p_msb"}');
      if (title) {
       this.document.forms.newsmpproblem.importdetail.value=
    escape(title)+'=/res/lib/templates/simpleproblem.problem';
       this.document.forms.newsmpproblem.submit();
      }
   }
   
   function makedropbox() {
      var title=prompt('$lt{"p_mdb"}');
      if (title) {
       this.document.forms.newdropbox.importdetail.value=
           escape(title)+'=/res/lib/templates/DropBox.problem';
       this.document.forms.newdropbox.submit();
      }
   }
   
   function makebulboard() {
      var title=prompt('$lt{"p_mbb"}');
      if (title) {
       this.document.forms.newbul.importdetail.value=
    escape(title)+'=/adm/$udom/$uname/$now/bulletinboard';
       this.document.forms.newbul.submit();
      }
   }
   
   function makeabout() {
      var user=prompt("$lt{'p_mab'}");
      if (user) {
          var comp=new Array();
          comp=user.split(':');
          if ((typeof(comp[0])!=undefined) && (typeof(comp[1])!=undefined)) {
      if ((comp[0]) && (comp[1])) {
          this.document.forms.newaboutsomeone.importdetail.value=
      '$lt{"p_mab2"}'+escape(user)+'=/adm/'+comp[1]+'/'+comp[0]+'/aboutme';
          this.document.forms.newaboutsomeone.submit();
      } else {
                  alert("$lt{'p_mab_alrt1'}");
              }
          } else {
              alert("$lt{'p_mab_alrt2'}");
          }
      }
   }
   
   function makeims() {
       var caller = document.forms.ims.folder.value;
       var newlocation = "/adm/imsimportdocs?folder="+caller+"&phase=one";
       newWindow = window.open("","IMSimport","HEIGHT=700,WIDTH=750,scrollbars=yes");
       newWindow.location.href = newlocation;
   }
   
   
   function finishpick() {
       var title=this.document.forms.extimport.title.value;
       var url=this.document.forms.extimport.url.value;
       var form=this.document.forms.extimport.useform.value;
       var residx=this.document.forms.extimport.residx.value;
       eval('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+'='+residx+'";this.document.forms.'+form+'.submit();');
   }
   
   function changename(folderpath,index,oldtitle,container,pagesymb) {
       var title=prompt('$lt{"p_chn"}',oldtitle);
       if (title) {
    this.document.forms.renameform.markcopy.value=-1;
    this.document.forms.renameform.title.value=title;
    this.document.forms.renameform.cmd.value='rename_'+index;
           if (container == 'sequence') {
       this.document.forms.renameform.folderpath.value=folderpath;
           }
           if (container == 'page') {
               this.document.forms.renameform.pagepath.value=folderpath;
               this.document.forms.renameform.pagesymb.value=pagesymb;
           }
           this.document.forms.renameform.submit();
       }
   }
   
   function removeres(folderpath,index,oldtitle,container,pagesymb,skip_confirm) {
       if (skip_confirm || confirm('$lt{"p_rmr1"}\\n\\n$lt{"p_rmr2a"} "'+oldtitle+'" $lt{"p_rmr2b"}')) {
    this.document.forms.renameform.markcopy.value=-1;
    this.document.forms.renameform.cmd.value='del_'+index;
           if (container == 'sequence') {
               this.document.forms.renameform.folderpath.value=folderpath;
           }
           if (container == 'page') {
               this.document.forms.renameform.pagepath.value=folderpath;
               this.document.forms.renameform.pagesymb.value=pagesymb;
           }
           this.document.forms.renameform.submit();
       }
   }
   
   function cutres(folderpath,index,oldtitle,container,pagesymb,folder,skip_confirm) {
       if (skip_confirm || confirm('$lt{"p_ctr1a"}\\n$lt{"p_ctr1b"}\\n\\n$lt{"p_ctr2a"} "'+oldtitle+'" $lt{"p_ctr2b"}')) {
    this.document.forms.renameform.cmd.value='cut_'+index;
    this.document.forms.renameform.markcopy.value=index;
    this.document.forms.renameform.copyfolder.value=folder+'.'+container;
           if (container == 'sequence') {
               this.document.forms.renameform.folderpath.value=folderpath;
           }
           if (container == 'page') {
               this.document.forms.renameform.pagepath.value=folderpath;
               this.document.forms.renameform.pagesymb.value=pagesymb;
           }
           this.document.forms.renameform.submit();
       }
   }
   
   function markcopy(folderpath,index,oldtitle,container,pagesymb,folder) {
       this.document.forms.renameform.markcopy.value=index;
       this.document.forms.renameform.copyfolder.value=folder+'.'+container;
       if (container == 'sequence') {
    this.document.forms.renameform.folderpath.value=folderpath;
       }
       if (container == 'page') {
    this.document.forms.renameform.pagepath.value=folderpath;
    this.document.forms.renameform.pagesymb.value=pagesymb;
       }
       this.document.forms.renameform.submit();
   }
   
   
   ENDNEWSCRIPT
   }
   1;
   __END__
   
   
   =head1 NAME
   
   Apache::londocs.pm
   
   =head1 SYNOPSIS
   
   This is part of the LearningOnline Network with CAPA project
   described at http://www.lon-capa.org.
   
   =head1 SUBROUTINES
   
   =over
   
   =item %help=()
   
   Available help topics
   
   =item mapread()
   
   Mapread read maps into LONCAPA::map:: global arrays
   @order and @resources, determines status
   sets @order - pointer to resources in right order
   sets @resources - array with the resources with correct idx
   
   =item authorhosts()
   
   Return hash with valid author names
   
   =item dumpbutton()
   
   Generate "dump" button
   
   =item clean()
   
   =item dumpcourse()
   
       Actually dump course
   
   
   =item exportbutton()
   
       Generate "export" button
   
   =item exportcourse()
   
   =item create_ims_store()
   
   =item build_package()
   
   =item get_dependencies()
   
   =item process_content()
   
   =item replicate_content()
   
   =item extract_media()
   
   =item store_template()
   
   =item group_import()
   
       Imports the given (name, url) resources into the course
       coursenum, coursedom, and folder must precede the list
   
   =item breadcrumbs()
   
   =item log_docs()
   
   =item docs_change_log()
   
   =item update_paste_buffer()
   
   =item print_paste_buffer()
   
   =item do_paste_from_buffer()
   
   =item update_parameter()
   
   =item handle_edit_cmd()
   
   =item editor()
   
   =item process_file_upload()
   
   =item process_secondary_uploads()
   
   =item is_supplemental_title()
   
   =item parse_supplemental_title()
   
   =item entryline()
   
   =item tiehash()
   
   =item untiehash()
   
   =item checkonthis()
   
   check on this
   
   =item verifycontent()
   
   Verify Content
   
   =item devalidateversioncache() & checkversions()
   
   Check Versions
   
   =item mark_hash_old()
   
   =item is_hash_old()
   
   =item changewarning()
   
   =item init_breadcrumbs()
   
   Breadcrumbs for special functions
   
   =back
   
   =cut

Removed from v.1.138  
changed lines
  Added in v.1.326


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