loncom/interface/loncommon.pm - diff

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Diff for /loncom/interface/loncommon.pm between versions 1.1062 and 1.1064

-version 1.1062, 2012/03/31 23:10:39
+version 1.1064, 2012/04/04 23:06:52
  Line 4406  END_MYBLOCK
      my $text = &mt('Communication Blocked');
      if ($activity eq 'docs') {
          $text = &mt('Content Access Blocked');
+     } elsif ($activity eq 'printout') {
+         $text = &mt('Printing Blocked');
      }
      $output .= <<"END_BLOCK";
  <div class='LC_comblock'>
    <a onclick='openWindow("$popupUrl","Blocking Table",600,300,"no","no");return false;' href='/adm/blockingstatus/$querystring'
- Line 6915  sub headtag {
+ Line 6916  sub headtag {
  	'<head>'.
  	&font_settings();
+     my $inhibitprint = &print_suppression();
      if (!$args->{'frameset'}) {
  	$result .= &Apache::lonhtmlcommon::htmlareaheaders();
      }
- Line 6960  ADDMETA
+ Line 6963  ADDMETA
      if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
      $result .= '<title> LON-CAPA '.$title.'</title>'
  	.'<link rel="stylesheet" type="text/css" href="'.$url.'" />'
+         .$inhibitprint
  	.$head_extra;
      return $result.'</head>';
  }
- Line 6984  sub font_settings {
+ Line 6988  sub font_settings {
  }
  =pod
+ =item * &print_suppression()
+ In course context returns css which causes the body to be blank when media="print",
+ if printout generation is unavailable for the current resource.
+ This could be because:
+ (a) printstartdate is in the future
+ (b) printenddate is in the past
+ (c) there is an active exam block with "printout"
+ functionality blocked
+ Users with pav, pfo or evb privileges are exempt.
+ Inputs: none
+ =cut
+ sub print_suppression {
+     my $noprint;
+     if ($env{'request.course.id'}) {
+         my $scope = $env{'request.course.id'};
+         if ((&Apache::lonnet::allowed('pav',$scope)) ||
+             (&Apache::lonnet::allowed('pfo',$scope))) {
+             return;
+         }
+         if ($env{'request.course.sec'} ne '') {
+             $scope .= "/$env{'request.course.sec'}";
+             if ((&Apache::lonnet::allowed('pav',$scope)) ||
+                 (&Apache::lonnet::allowed('pfo',$scope))) {
+                 return;
+             }
+         }
+         my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+         my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+         my $blocked = &blocking_status('printout',$cnum,$cdom);
+         if ($blocked) {
+             my $checkrole = "cm./$cdom/$cnum";
+             if ($env{'request.course.sec'} ne '') {
+                 $checkrole .= "/$env{'request.course.sec'}";
+             }
+             unless ((&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) &&
+                     ($env{'request.role'} !~ m{^st\./$cdom/$cnum})) {
+                 $noprint = 1;
+             }
+         }
+         unless ($noprint) {
+             my $symb = &Apache::lonnet::symbread();
+             if ($symb ne '') {
+                 my $navmap = Apache::lonnavmaps::navmap->new();
+                 if (ref($navmap)) {
+                     my $res = $navmap->getBySymb($symb);
+                     if (ref($res)) {
+                         if (!$res->resprintable()) {
+                             $noprint = 1;
+                         }
+                     }
+                 }
+             }
+         }
+         if ($noprint) {
+             return <<"ENDSTYLE";
+ <style type="text/css" media="print">
+     body { display:none }
+ </style>
+ ENDSTYLE
+         }
+     }
+     return;
+ }
+ =pod
  =item * &xml_begin()

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Removed from v.1.1062
changed lines
	Added in v.1.1064