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Diff for /loncom/interface/groupsort.pm between versions 1.32 and 1.33

version 1.32, 2005/06/08 21:13:05 version 1.33, 2005/06/09 22:06:09
Line 26 Line 26
 #  #
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
 # YEAR=2001  
 # YEAR=2002  
 #  
 ###  ###
   
 package Apache::groupsort;  package Apache::groupsort;
Line 41  use Apache::loncommon; Line 38  use Apache::loncommon;
 use Apache::lonlocal;  use Apache::lonlocal;
 use Apache::lonnet;  use Apache::lonnet;
   
 my %hash; # variable to tie to user specific database  
 my $iconpath; # variable to be accessible to multiple subroutines  my $iconpath; # variable to be accessible to multiple subroutines
   my %hash; # variable to tie to user specific database
   
 sub cleanup {  
     if (tied(%hash)){  
  &Apache::lonnet::logthis('Cleanup groupsort: hash');  
         unless (untie(%hash)) {  
     &Apache::lonnet::logthis('Failed cleanup groupsort: hash');  
         }  
     }  
 }  
   
 # ---------------------------------------------------------------- Main Handler  
 sub handler {  
     my $r = shift;  
    
    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},  
                                            ['acts','catalogmode','mode']);  
     # color scheme  
     my $fileclr = '#ffffe6';  
     my $titleclr = '#ddffff';  
   
     &Apache::loncommon::content_type($r,'text/html');  
     $r->send_http_header;  
     return OK if $r->header_only;  
   
 # finish_import looks different for graphical or "simple" RAT  
     my $finishimport='';  
     if ($env{'form.mode'} eq 'simple' || $env{'form.mode'} eq '') {  
         $finishimport=(<<ENDSMP);  
 function finish_import() {  
     opener.document.forms.simpleedit.importdetail.value='';  
     for (var num=0; num<document.forms.groupsort.fnum.value; num++) {  
  opener.document.forms.simpleedit.importdetail.value+='&'+  
               escape(eval("document.forms.groupsort.title"+num+".value"))+'='+  
       escape(eval("document.forms.groupsort.filelink"+num+".value"));  
     }  
     opener.document.forms.simpleedit.submit();  
     self.close();  
 }  
 ENDSMP  
     } else {  
         $finishimport=(<<ENDADV);  
 function finish_import() {  
     var linkflag=false;  
     for (var num=0; num<document.forms.groupsort.fnum.value; num++) {  
  insertRowInLastRow();  
  placeResourceInLastRow(  
        eval("document.forms.groupsort.title"+num+".value"),  
         eval("document.forms.groupsort.filelink"+num+".value"),  
        linkflag  
  );  
         linkflag=true;  
     }  
     opener.editmode=0;  
     opener.notclear=0;  
     opener.linkmode=0;  
     opener.draw();  
     self.close();  
 }  
 ENDADV  
     }  
   
 # output start of web page  
     my $html=&Apache::lonxml::xmlbegin();  
     $r->print(<<END);  
 $html  
 <head>  
 <title>The LearningOnline Network With CAPA Group Sorter</title>  
 <script language='javascript'>  
 function insertRowInLastRow() {  
     opener.insertrow(opener.maxrow);  
     opener.addobj(opener.maxrow,'e&2');  
 }  
 function placeResourceInLastRow (title,url,linkflag) {  
     opener.mostrecent=opener.newresource(opener.maxrow,2,opener.escape(title),  
        opener.escape(url),'false','normal');  
     opener.save();  
     if (linkflag) {  
  opener.joinres(opener.linkmode,opener.mostrecent,0);  
     }  
     opener.linkmode=opener.mostrecent;  
 }  
 $finishimport  
 function selectchange(val) {  
     var newval=0+eval("document.forms.groupsort.alt"+val+".selectedIndex");  
     orderchange(val,newval);  
 }  
 function move(val,newval) {  
     orderchange(val,newval);  
 }  
 function orderchange(val,newval) {  
     document.forms.groupsort.oldval.value=val;  
     document.forms.groupsort.newval.value=newval;  
     document.forms.groupsort.submit();  
 }  
 </script>  
 </head>  
 END  
     # read pertinent machine configuration  
     my $domain  = $r->dir_config('lonDefDomain');  
     $iconpath = $r->dir_config('lonIconsURL') . "/";  
   
     my %shash; # sort order (key is resource location, value is sort order)  sub readfromdb {
     my %thash; # title (key is resource location, value is title)      my ($r,$shash,$thash)=@_;
   
     my $diropendb;      my $diropendb;
 # ------------------------------ which file do we open? Easy if explictly given  # ------------------------------ which file do we open? Easy if explictly given
     if ($env{'form.catalogmode'} eq 'groupsearch') {      if ($env{'form.catalogmode'} eq 'groupsearch') {
  $diropendb =    $diropendb = 
     "/home/httpd/perl/tmp/$env{'user.domain'}_$env{'user.name'}_searchcat.db";      "/home/httpd/perl/tmp/$env{'user.domain'}_$env{'user.name'}_searchcat.db";
     }      } elsif ($env{'form.catalogmode'} eq 'groupimport') {
     elsif ($env{'form.catalogmode'} eq 'groupimport') {  
  $diropendb =    $diropendb = 
     "/home/httpd/perl/tmp/$env{'user.domain'}_$env{'user.name'}_indexer.db";      "/home/httpd/perl/tmp/$env{'user.domain'}_$env{'user.name'}_indexer.db";
     }      } elsif ($env{'form.catalogmode'} eq 'groupsec') {
     elsif ($env{'form.catalogmode'} eq 'groupsec') {  
  $diropendb =    $diropendb = 
     "/home/httpd/perl/tmp/$env{'user.domain'}_$env{'user.name'}_groupsec.db";      "/home/httpd/perl/tmp/$env{'user.domain'}_$env{'user.name'}_groupsec.db";
     }      } else {
 # --------------------- not explicitly given, choose the one most recently used  # --------------------- not explicitly given, choose the one most recently used
     else { # choose last accessed  
         my @dbfn;          my @dbfn;
         my @dbst;          my @dbst;
   
Line 233  END Line 128  END
     if ($_ =~ /^store_/) {      if ($_ =~ /^store_/) {
  my $key = $_;   my $key = $_;
  $key =~ s/^store_//;   $key =~ s/^store_//;
  $shash{$key} = $hash{'storectr_'.$key};   $$shash{$key} = $hash{'storectr_'.$key};
  if (&Apache::lonnet::gettitle($key) eq '') {   if (&Apache::lonnet::gettitle($key) eq '') {
     $thash{$key} = $hash{'store_'.$key};      $$thash{$key} = $hash{'store_'.$key};
  } else {   } else {
     $thash{$key} = &Apache::lonnet::gettitle($key);      $$thash{$key} = &Apache::lonnet::gettitle($key);
  }   }
     }      }
  }   }
  if ($env{'form.oldval'}) {   if ($env{'form.oldval'}) {
     my $newctr = 0;      my $newctr = 0;
     my %chash;      my %chash;
     foreach (sort {$shash{$a} <=> $shash{$b}} (keys %shash)) {      foreach (sort {$$shash{$a} <=> $$shash{$b}} (keys %{$shash})) {
  my $key = $_;   my $key = $_;
  $newctr++;   $newctr++;
  $shash{$key} = $newctr;   $$shash{$key} = $newctr;
  $hash{'storectr_'.$key} = $newctr;   $hash{'storectr_'.$key} = $newctr;
  $chash{$newctr} = $key;   $chash{$newctr} = $key;
     }      }
Line 256  END Line 151  END
     if ($oldval != $newval) {      if ($oldval != $newval) {
  # when newval==0, then push down and delete   # when newval==0, then push down and delete
  if ($newval!=0) {   if ($newval!=0) {
     $shash{$chash{$oldval}} = $newval;      $$shash{$chash{$oldval}} = $newval;
     $hash{'storectr_'.$chash{$oldval}} = $newval;      $hash{'storectr_'.$chash{$oldval}} = $newval;
  }   } else {
  else {      $$shash{$chash{$oldval}} = $newctr;
     $shash{$chash{$oldval}} = $newctr;  
     $hash{'storectr_'.$chash{$oldval}} = $newctr;      $hash{'storectr_'.$chash{$oldval}} = $newctr;
  }   }
  if ($newval==0) { # push down   if ($newval==0) { # push down
     my $newval2=$newctr;      my $newval2=$newctr;
     for my $idx ($oldval..($newval2-1)) {      for my $idx ($oldval..($newval2-1)) {
  $shash{$chash{$idx+1}} = $idx;   $$shash{$chash{$idx+1}} = $idx;
  $hash{'storectr_'.$chash{$idx+1}} = $idx;   $hash{'storectr_'.$chash{$idx+1}} = $idx;
     }      }
     delete $shash{$chash{$oldval}};      delete $$shash{$chash{$oldval}};
     delete $hash{'storectr_'.$chash{$oldval}};      delete $hash{'storectr_'.$chash{$oldval}};
     delete $hash{'store_'.$chash{$oldval}};      delete $hash{'store_'.$chash{$oldval}};
  }   } elsif ($oldval < $newval) { # push down
  elsif ($oldval < $newval) { # push down  
     for my $idx ($oldval..($newval-1)) {      for my $idx ($oldval..($newval-1)) {
  $shash{$chash{$idx+1}} = $idx;   $$shash{$chash{$idx+1}} = $idx;
  $hash{'storectr_'.$chash{$idx+1}} = $idx;   $hash{'storectr_'.$chash{$idx+1}} = $idx;
     }      }
  }   } elsif ($oldval > $newval) { # push up
  elsif ($oldval > $newval) { # push up  
     for my $idx (reverse($newval..($oldval-1))) {      for my $idx (reverse($newval..($oldval-1))) {
  $shash{$chash{$idx}} = $idx+1;   $$shash{$chash{$idx}} = $idx+1;
  $hash{'storectr_'.$chash{$idx}} = $idx+1;   $hash{'storectr_'.$chash{$idx}} = $idx+1;
     }      }
  }   }
Line 292  END Line 184  END
  return OK;   return OK;
     }      }
     untie %hash;      untie %hash;
       return ($shash,$thash);
   }
   
   
   
   sub cleanup {
       if (tied(%hash)){
    &Apache::lonnet::logthis('Cleanup groupsort: hash');
           unless (untie(%hash)) {
       &Apache::lonnet::logthis('Failed cleanup groupsort: hash');
           }
       }
   }
   
   # ---------------------------------------------------------------- Main Handler
   sub handler {
       my $r = shift;
    
      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                              ['acts','catalogmode','mode']);
       # color scheme
       my $fileclr = '#ffffe6';
       my $titleclr = '#ddffff';
   
       &Apache::loncommon::content_type($r,'text/html');
       $r->send_http_header;
       return OK if $r->header_only;
   
   # finish_import looks different for graphical or "simple" RAT
       my $finishimport='';
       if ($env{'form.mode'} eq 'simple' || $env{'form.mode'} eq '') {
           $finishimport=(<<ENDSMP);
   function finish_import() {
       opener.document.forms.simpleedit.importdetail.value='';
       for (var num=0; num<document.forms.groupsort.fnum.value; num++) {
    opener.document.forms.simpleedit.importdetail.value+='&'+
                 escape(eval("document.forms.groupsort.title"+num+".value"))+'='+
         escape(eval("document.forms.groupsort.filelink"+num+".value"));
       }
       opener.document.forms.simpleedit.submit();
       self.close();
   }
   ENDSMP
       } else {
           $finishimport=(<<ENDADV);
   function finish_import() {
       var linkflag=false;
       for (var num=0; num<document.forms.groupsort.fnum.value; num++) {
    insertRowInLastRow();
    placeResourceInLastRow(
          eval("document.forms.groupsort.title"+num+".value"),
           eval("document.forms.groupsort.filelink"+num+".value"),
          linkflag
    );
           linkflag=true;
       }
       opener.editmode=0;
       opener.notclear=0;
       opener.linkmode=0;
       opener.draw();
       self.close();
   }
   ENDADV
       }
   
   # output start of web page
       my $html=&Apache::lonxml::xmlbegin();
       $r->print(<<END);
   $html
   <head>
   <title>The LearningOnline Network With CAPA Group Sorter</title>
   <script language='javascript'>
   function insertRowInLastRow() {
       opener.insertrow(opener.maxrow);
       opener.addobj(opener.maxrow,'e&2');
   }
   function placeResourceInLastRow (title,url,linkflag) {
       opener.mostrecent=opener.newresource(opener.maxrow,2,opener.escape(title),
          opener.escape(url),'false','normal');
       opener.save();
       if (linkflag) {
    opener.joinres(opener.linkmode,opener.mostrecent,0);
       }
       opener.linkmode=opener.mostrecent;
   }
   $finishimport
   function selectchange(val) {
       var newval=0+eval("document.forms.groupsort.alt"+val+".selectedIndex");
       orderchange(val,newval);
   }
   function move(val,newval) {
       orderchange(val,newval);
   }
   function orderchange(val,newval) {
       document.forms.groupsort.oldval.value=val;
       document.forms.groupsort.newval.value=newval;
       document.forms.groupsort.submit();
   }
   </script>
   </head>
   END
       # read pertinent machine configuration
       my $domain  = $r->dir_config('lonDefDomain');
       $iconpath = $r->dir_config('lonIconsURL') . "/";
   
       my %shash; # sort order (key is resource location, value is sort order)
       my %thash; # title (key is resource location, value is title)
   
       &readfromdb($r,\%shash,\%thash);
   
     my $ctr = 0;      my $ctr = 0;
     my $clen = scalar(keys %shash);      my $clen = scalar(keys %shash);
     if ($clen > 1) {      if ($clen > 1) {
Removed from v.1.32  
changed lines
  Added in v.1.33

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