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Diff for /loncom/homework/randomlabel.pm between versions 1.36 and 1.40

version 1.36, 2002/08/27 18:21:27 version 1.40, 2002/11/08 14:41:53
Line 61  use Apache::lonnet; Line 61  use Apache::lonnet;
 use strict;  use strict;
 use Apache::edit;  use Apache::edit;
 use Apache::File();  use Apache::File();
   use Apache::Constants qw(:common :http);
   
 BEGIN {  BEGIN {
   &Apache::lonxml::register('Apache::randomlabel',('randomlabel','labelgroup','location','label'));    &Apache::lonxml::register('Apache::randomlabel',('randomlabel','labelgroup','location','label'));
Line 81  sub check_int { Line 82  sub check_int {
 sub start_randomlabel {  sub start_randomlabel {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $result='';    my $result='';
   push (@Apache::lonxml::extlinks, '/res/adm/includes/GLabel.class');  
   push (@Apache::lonxml::namespace,'randomlabel');    push (@Apache::lonxml::namespace,'randomlabel');
   my $bgimg= &Apache::lonxml::get_param('bgimg',$parstack,$safeeval);    my $bgimg= &Apache::lonxml::get_param('bgimg',$parstack,$safeeval);
   if ( $bgimg !~ /^http:/ ) {    if ( $bgimg !~ /^http:/ ) {
     push (@Apache::lonxml::extlinks,$bgimg);  
     $bgimg=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$bgimg);      $bgimg=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$bgimg);
     if ($bgimg =~ /$Apache::lonnet::perlvar{'lonDocRoot'}/) {  
       $bgimg=~s/$Apache::lonnet::perlvar{'lonDocRoot'}//;  
     } elsif ($bgimg =~ m:^/home/.*/public_html:) {  
       $bgimg =~ s:^/home/(.*)/public_html:/~$1:;  
     }  
     $bgimg='http://'.$ENV{'SERVER_NAME'}.$bgimg;  
   }    }
   my $code = &Apache::lonxml::get_param('code',$parstack,$safeeval);  
   my $codebase = &Apache::lonxml::get_param('codebase',$parstack,$safeeval);  
   my $w= &check_int(&Apache::lonxml::get_param('width',$parstack,$safeeval));    my $w= &check_int(&Apache::lonxml::get_param('width',$parstack,$safeeval));
   my $h= &check_int(&Apache::lonxml::get_param('height',$parstack,$safeeval));    my $h= &check_int(&Apache::lonxml::get_param('height',$parstack,$safeeval));
   my $texwidth= &Apache::lonxml::get_param('texwidth',$parstack,$safeeval);    my $texwidth= &Apache::lonxml::get_param('texwidth',$parstack,$safeeval);
   if (!$code) { $code='GLabel.class'; }  
   if (!$codebase) { $codebase='/res/adm/includes/'; }  
   $Apache::randomlabel::tlabel_cnt=0;    $Apache::randomlabel::tlabel_cnt=0;
   $Apache::randomlabel::ilabel_cnt=0;    $Apache::randomlabel::ilabel_cnt=0;
   if ($target eq 'web') {    if ($target eq 'web') {
     $result.="<applet code=\"$code\" codebase=\"$codebase\" width=\"$w\" height=\"$h\">\n";        &Apache::lonxml::startredirection();
     $result.="<param name=\"bgimg\" value=\"$bgimg\">\n";        $result.="BGIMG=".&Apache::lonnet::escape($bgimg);
   } elsif ($target eq 'tex') {    } elsif ($target eq 'tex') {
     my $newbgimg = $bgimg;      my $newbgimg = $bgimg;
     $bgimg=~s/(.gif|.jpg)$/.eps/;      $bgimg=~s/(.gif|.jpg)$/.eps/;
Line 115  sub start_randomlabel { Line 104  sub start_randomlabel {
  $bgimg=~s/\/$//;   $bgimg=~s/\/$//;
         #if no eps file try to replicate it          #if no eps file try to replicate it
  if (not-e $bgimg) {   if (not-e $bgimg) {
     my $response = &Apache::lonnet::repcopy($bgimg);      if (&Apache::lonnet::repcopy($bgimg) ne OK ) {
             #if replication failed try to find ps file   #if replication failed try to find ps file
     if (not-e $bgimg) {  
  $bgimg=~s/\.eps$/\.ps/;   $bgimg=~s/\.eps$/\.ps/;
  #if no ps file try to replicate it   #if no ps file try to replicate it
  if (not-e $bgimg) {   if (not-e $bgimg &&
     $response = &Apache::lonnet::repcopy($bgimg);      &Apache::lonnet::repcopy($bgimg) ne OK) {
     #if replication failed try to produce eps file dynamically                      #if replication failed try to produce eps file dynamically
     $bgimg=~s/\.ps$/\.eps/;      $bgimg=~s/\.ps$/\.eps/;
     my $temp_file;      my $temp_file;
     my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";      my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";
Line 173  sub end_randomlabel { Line 161  sub end_randomlabel {
   my $count;    my $count;
   pop @Apache::lonxml::namespace;    pop @Apache::lonxml::namespace;
   if ($target eq 'web') {    if ($target eq 'web') {
     $count = $Apache::randomlabel::tlabel_cnt;        my $args=&Apache::lonxml::endredirection();
     if( $count != 0) { $result.= "<param name=\"COUNT\" value=\"$count\">\n"; }        $args=~s/\s*&/&/g;
     $count = $Apache::randomlabel::ilabel_cnt;        $args=~s/\s*$//;
     if( $count != 0) { $result.= "<param name=\"ICOUNT\" value=\"$count\">\n"; }        $count = $Apache::randomlabel::tlabel_cnt;
     $result .= "</applet>\n<BR />";        if( $count != 0) { $args.= "&COUNT=$count"; }
         $count = $Apache::randomlabel::ilabel_cnt;
         if( $count != 0) { $args.= "&ICOUNT=$count"; }
         my $token=$Apache::lonxml::curdepth.'_'.$$;
         $result.='<img src="/adm/randomlabel.png?token='.$token;
         $result.='" /><br />'."\n";
         &Apache::lonnet::appenv(("imagerequest.$token"=>&Apache::lonnet::escape($args)));
   } elsif ($target eq 'tex') {    } elsif ($target eq 'tex') {
       $result='\end{picture}\\\\}';        $result='\end{picture}\\\\';
   @$parstack[-1]=~/\$height\s*=\s*?"(.+)?"/;    @$parstack[-1]=~/\$height\s*=\s*?"(.+)?"/;
       my $one=$1;        my $one=$1;
   @$parstack[-1]=~/\$width\s*=\s*?"(.+)?"/;    @$parstack[-1]=~/\$width\s*=\s*?"(.+)?"/;
Line 187  sub end_randomlabel { Line 181  sub end_randomlabel {
   @$parstack[-1]=~/\$texwidth\s*=\s*?"(.+)?"/;    @$parstack[-1]=~/\$texwidth\s*=\s*?"(.+)?"/;
       my $three=$1;        my $three=$1;
       my $howtoskipback = $three*$one/$two;        my $howtoskipback = $three*$one/$two;
       $result.=' \vskip -'.$howtoskipback.' mm ';        $result.=' \vskip -'.$howtoskipback.' mm }';
   } elsif ($target eq 'edit') {    } elsif ($target eq 'edit') {
     $result.=&Apache::edit::end_table;      $result.=&Apache::edit::end_table;
   }    }
Line 200  sub start_labelgroup { Line 194  sub start_labelgroup {
   my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);    my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
   my $type = &Apache::lonxml::get_param('type',$parstack,$safeeval);    my $type = &Apache::lonxml::get_param('type',$parstack,$safeeval);
   $type =~tr/A-Z/a-z/;    $type =~tr/A-Z/a-z/;
   if ($target eq 'web' || $target eq 'tex' ||     if ($target eq 'web' || $target eq 'tex' ||
       $target eq 'grade' || $target eq 'answer') {        $target eq 'grade' || $target eq 'answer' || $target eq 'analyze') {
     $Apache::randomlabel::groupname=$name;      $Apache::randomlabel::groupname=$name;
     $Apache::randomlabel::type=$type;      $Apache::randomlabel::type=$type;
     @Apache::randomlabel::xcoord = ();      @Apache::randomlabel::xcoord = ();
Line 249  sub end_labelgroup { Line 243  sub end_labelgroup {
   my $gname = $Apache::randomlabel::groupname;    my $gname = $Apache::randomlabel::groupname;
   my $type  = $Apache::randomlabel::type;    my $type  = $Apache::randomlabel::type;
   my $result='';    my $result='';
   if ($target eq 'web' || $target eq 'answer' || $target eq 'grade') {    if ($target eq 'web' || $target eq 'answer' || $target eq 'grade' ||
         $target eq 'analyze') {
     my @idx_arr = (0 .. $#Apache::randomlabel::label_arr);      my @idx_arr = (0 .. $#Apache::randomlabel::label_arr);
     &Apache::structuretags::shuffle(\@idx_arr);      &Apache::structuretags::shuffle(\@idx_arr);
     for(0 .. $#Apache::randomlabel::label_arr) {      for(0 .. $#Apache::randomlabel::label_arr) {
Line 278  sub end_labelgroup { Line 273  sub end_labelgroup {
  &Apache::lonxml::error('Unknown type of label :'.$type.':');   &Apache::lonxml::error('Unknown type of label :'.$type.':');
       }        }
       if ($target eq 'web') {        if ($target eq 'web') {
  $result .= '<param name="' . $str  . '" value="'.$label.'">';   $result .= '&'. $str  .'='.&Apache::lonnet::escape($label);
  $result .= '<param name="' . $xstr . '" value="'.$x.'">';   $result .= '&'. $xstr .'='.$x;
  $result .= '<param name="' . $ystr . '" value="'.$y.'">'."\n";   $result .= '&'. $ystr .'='.$y;
       }        }
     }      }
   } elsif ($target eq 'tex') {    } elsif ($target eq 'tex') {
Line 373  sub start_label { Line 368  sub start_label {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $result='';    my $result='';
   my $type = &Apache::lonxml::get_param('type',$parstack,$safeeval,-2);    my $type = &Apache::lonxml::get_param('type',$parstack,$safeeval,-2);
   if ($target eq 'web' || $target eq 'tex' ||     if ($target eq 'web' || $target eq 'tex' ||
       $target eq 'grade' || $target eq 'answer') {        $target eq 'grade' || $target eq 'answer' || $target eq 'analyze') {
     my $ltext=&Apache::lonxml::get_all_text("/label",$$parser[-1]);      my $ltext=&Apache::lonxml::get_all_text("/label",$$parser[-1]);
     $ltext=&Apache::run::evaluate($ltext,$safeeval,$$parstack[-1]);      $ltext=&Apache::run::evaluate($ltext,$safeeval,$$parstack[-1]);
     if ($type eq 'image') {      if ($type eq 'image') {
       &Apache::lonxml::debug("Turning $ltext and $Apache::lonxml::pwd[-1]");        &Apache::lonxml::debug("Turning $ltext and $Apache::lonxml::pwd[-1]");
       $ltext="http://$ENV{'SERVER_NAME'}".&Apache::lonnet::hreflocation($Apache::lonxml::pwd[-1],        $ltext=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],
    $ltext);     $ltext);
       &Apache::lonxml::debug("into $ltext");        &Apache::lonxml::debug("into $ltext");
       my $description = &Apache::lonxml::get_param('description',        my $description = &Apache::lonxml::get_param('description',
Line 395  sub start_label { Line 390  sub start_label {
       $result.=&Apache::edit::text_arg('Description:','description',$token);        $result.=&Apache::edit::text_arg('Description:','description',$token);
     }      }
     if ($type eq 'text') { $result.="Label Text:"; }      if ($type eq 'text') { $result.="Label Text:"; }
     if ($type eq 'image') { $result.="Path to image:"; }      if ($type eq 'image') { $result.="Path to image:&nbsp;"; }
     $result.=&Apache::edit::editline('',$text,'',20).      $result.=&Apache::edit::editline('',$text,'',50).
       &Apache::edit::end_table();        &Apache::edit::end_table();
   } elsif ($target eq 'modified') {    } elsif ($target eq 'modified') {
     my $text=$$parser[-1]->get_text("/label");      my $text=$$parser[-1]->get_text("/label");
Removed from v.1.36  
changed lines
  Added in v.1.40

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