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Diff for /rat/lonsequence.pm between versions 1.3 and 1.8

version 1.3, 2000/10/17 10:36:17 version 1.8, 2002/05/23 10:19:30
Line 2 Line 2
 #  #
 # Sequence Handler  # Sequence Handler
 #  #
   # $Id$
   #
   # Copyright Michigan State University Board of Trustees
   #
   # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   #
   # LON-CAPA is free software; you can redistribute it and/or modify
   # it under the terms of the GNU General Public License as published by
   # the Free Software Foundation; either version 2 of the License, or
   # (at your option) any later version.
   #
   # LON-CAPA is distributed in the hope that it will be useful,
   # but WITHOUT ANY WARRANTY; without even the implied warranty of
   # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   # GNU General Public License for more details.
   #
   # You should have received a copy of the GNU General Public License
   # along with LON-CAPA; if not, write to the Free Software
   # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   #
   # /home/httpd/html/adm/gpl.txt
   #
   # http://www.lon-capa.org/
   #
 # (Handler to resolve ambiguous file locations  # (Handler to resolve ambiguous file locations
 #  #
 # (TeX Content Handler  # (TeX Content Handler
Line 18  use strict; Line 42  use strict;
 use Apache::lonnet;  use Apache::lonnet;
 use Apache::Constants qw(:common :http REDIRECT);  use Apache::Constants qw(:common :http REDIRECT);
 use GDBM_File;  use GDBM_File;
   use Apache::lonratedt;
   use Apache::lonratsrv;
   
 # ----------------------------------------------------------- Could not resolve  # ----------------------------------------------------------- Could not resolve
   
Line 32  sub getlost { Line 57  sub getlost {
  '</body></html>');   '</body></html>');
 }  }
   
   
   # ----------------------------------------- Attempt to read from resource space
   
   sub attemptread {
       my $fn=shift;
       &Apache::lonnet::repcopy($fn);
       if (-e $fn) {
    return &Apache::lonratedt::attemptread($fn);
       } else {
           return ();
       }
   }
   
   # ---------------------------------------------------------------- View Handler
   
   sub viewmap {
       my ($r,$url,$adv,$errtext)=@_;
       $r->print('<html>');
       if ($ENV{'form.forceselect'}) { $r->print(<<ENDSCRIPT);
   <script>
   
   function select_group() {
       window.location="/adm/groupsort?catalogmode=groupimport&mode=rat&acts="+document.forms.fileattr.acts.value;
   }
   
   function queue(val) {
       if (eval("document.forms."+val+".filelink.checked")) {
    var l=val.length;
    var v=val.substring(4,l);
    document.forms.fileattr.acts.value+='1a'+v+'b';
       }
       else {
    var l=val.length;
    var v=val.substring(4,l);
    document.forms.fileattr.acts.value+='0a'+v+'b';
       }
   }
   
   
   
   </script>
   ENDSCRIPT
       }
       $r->print('<body bgcolor="#FFFFFF">'.&buttons($adv));
       if ($ENV{'form.forceselect'}) { $r->print(<<ENDSELECT);
   <form name=fileattr><input type=hidden name=acts value=''>
   <input type="button" name="close" value='CLOSE' onClick="self.close()">
   <input type="button" name="groupimport" value='GROUP IMPORT'
   onClick="javascript:select_group()">
   </form>   
   ENDSELECT
       }
       if ($errtext) {
    $r->print($errtext.'<hr>');
       }
       my $idx=0;
       foreach (&attemptread(&Apache::lonnet::filelocation('',$url))) {
    if (defined($_)) {
               $idx++;
               if ($ENV{'form.forceselect'}) { 
    $r->print('<form name="form'.$idx.'">');
               }
       my ($title,$url)=split(/\:/,$_);
               $title=~s/\&colon\;/\:/g;
               $url=~s/\&colon\;/\:/g;
               unless ($title) { $title=(split(/\//,$url))[-1] };
               unless ($title) { $title='<i>Empty</i>'; }
               if ($url) {
    if ($ENV{'form.forceselect'}) {
       $r->print(<<ENDCHECKBOX);
   <input type='checkbox' name='filelink' 
   value='$url' onClick='javascript:queue("form$idx")' >
   <input type='hidden' name='title' value='$title'>
   ENDCHECKBOX
                   }
    $r->print('<a href="'.&Apache::lonratsrv::qtescape($url).'">');
               }
               $r->print(&Apache::lonratsrv::qtescape($title));
               if ($url) { $r->print('</a>'); }
               if ($ENV{'form.forceselect'}) {
    $r->print('</form>');
               } else {
    $r->print('<br>');
               }
           }
       }
       $r->print('</body></html>');
   }
   
 # ================================================================ Main Handler  # ================================================================ Main Handler
   
 sub handler {  sub handler {
Line 42  sub handler { Line 156  sub handler {
       $r->send_http_header;        $r->send_http_header;
       return OK;        return OK;
    }     }
    
      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                             ['forceselect']);
   
    my %hash;     my %hash;
    my %bighash;     my %bighash;
Line 64  sub handler { Line 181  sub handler {
        if (tie(%bighash,'GDBM_File',$ENV{'request.course.fn'}.'.db',         if (tie(%bighash,'GDBM_File',$ENV{'request.course.fn'}.'.db',
                     &GDBM_READER,0640)) {                      &GDBM_READER,0640)) {
    my $disid='';     my $disid='';
              my $whatend='';
            if ($direction eq 'back') {             if ($direction eq 'back') {
        $disid=$bighash{'map_finish_'.$requrl};         $disid=$bighash{'map_finish_'.$requrl};
                  $whatend='End';
            } else {             } else {
                $disid=$bighash{'map_start_'.$requrl};                 $disid=$bighash{'map_start_'.$requrl};
                  $whatend='Beginning';
            }              } 
            my $disurl='';             my $disurl='';
              my $dismapid='';
            if ($disid) {             if ($disid) {
        $disurl=$bighash{'src_'.$disid};         $disurl=$bighash{'src_'.$disid};
                  $dismapid=(split(/\./,$disid))[1];
            }             }
            my $symb='';             my $symb='';
              my $sequencetitle='';
            unless($disurl) {             unless($disurl) {
                if ($symb=&Apache::lonnet::symbread()) {                 if ($symb=&Apache::lonnet::symbread()) {
      my ($mapurl,$mapid)=split(/\_\_\_/,$symb);
                      $sequencetitle=$bighash{'title_'.
             $bighash{'map_pc_/res/'.$mapurl}.'.'.
     $mapid};
                }                 }
            }             }
 # --------------------------------------- Untie hash, make sure to come by here  # --------------------------------------- Untie hash, make sure to come by here
            untie(%bighash);             untie(%bighash);
            if ($disurl) {             if ($disurl) {
 # -------------------------------------------------- Has first or last resource  # -------------------------------------------------- Has first or last resource
                  &Apache::lonnet::symblist($requrl,$disurl => $dismapid,
                      'last_known' => &Apache::lonnet::declutter($disurl)); 
        $r->content_type('text/html');         $r->content_type('text/html');
                $r->header_out(Location => 'http://'.$ENV{'HTTP_HOST'}.$disurl);                 $r->header_out(Location => 'http://'.$ENV{'HTTP_HOST'}.$disurl);
                return REDIRECT;                 return REDIRECT;
Line 93  sub handler { Line 222  sub handler {
                $r->content_type('text/html');                 $r->content_type('text/html');
                $r->send_http_header;                 $r->send_http_header;
                $r->print(<<ENDSYMB);                 $r->print(<<ENDSYMB);
 <html><body>  <html><body bgcolor="#FFFFFF">
   <h2>$whatend of</h2>
   <h1>$sequencetitle</h1>
 </body></html>  </body></html>
 ENDSYMB  ENDSYMB
                return OK                 return OK
Removed from v.1.3  
changed lines
  Added in v.1.8

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