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Diff for /loncom/homework/structuretags.pm between versions 1.342 and 1.343

version 1.342, 2006/04/13 18:35:06 version 1.343, 2006/04/14 20:16:23
Line 69  sub end_tex { Line 69  sub end_tex {
     return '';      return '';
 }  }
   
 sub body_tag_start {  
     my ($target,$background,$bgcolor)=@_;  
     my $body_tag_start='<body onload="'.&Apache::lonmenu::loadevents().'" '.  
  'onunload="'.&Apache::lonmenu::unloadevents().'" ';  
     if ($env{'browser.imagesuppress'} eq 'on') { $background=''; }  
     if ($background) {  
  &Apache::lonxml::extlink($background);  
  $body_tag_start.='background="'.$background.'" ';  
     } else {  
  if (($bgcolor) && ($env{'browser.blackwhite'} ne 'on')) {  
     $body_tag_start.='bgcolor="'.$bgcolor.'" ';  
  } else {  
     $body_tag_start.='bgcolor="#ffffff"';  
  }  
     }  
     if ($env{'browser.fontenhance'} eq 'on') {  
  $body_tag_start.=' style="font-size: x-large;" ';  
     }  
     $body_tag_start.='>'.&Apache::lonmenu::menubuttons(undef,$target,1);  
       
     $body_tag_start.=&Apache::lontexconvert::init_math_support();  
   
     return $body_tag_start;  
 }  
   
 sub page_start {  sub page_start {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$name)=@_;
     my %found;      my %found;
     foreach my $taginside (@$tagstack) {      foreach my $taginside (@$tagstack) {
  foreach my $taglookedfor ('html','body','form') {   foreach my $taglookedfor ('html','body','form') {
Line 103  sub page_start { Line 78  sub page_start {
  }   }
     }      }
   
     my $result;  
     my $head_tag_start;      if ($target eq 'tex') {
    return
       &Apache::londefdef::start_html($target,$token,$tagstack,
      $parstack,$parser,$safeeval);
       }
   
       my $page_start;
     if (!defined($found{'html'})) {      if (!defined($found{'html'})) {
  $result=&Apache::londefdef::start_html($target,$token,$tagstack,  
        $parstack,$parser,$safeeval);   my $extra_head = &Apache::lonhtmlcommon::spellheader();
  $head_tag_start='<head>'.&Apache::lonmenu::registerurl(undef,$target).  
     &Apache::lonhtmlcommon::htmlareaheaders().  
     &Apache::lonhtmlcommon::spellheader().  
     &Apache::lonxml::fontsettings();       
  my $css_href = &Apache::lonnet::EXT('resource.0.cssfile');   my $css_href = &Apache::lonnet::EXT('resource.0.cssfile');
  if ($css_href =~ /\S/) {   if ($css_href =~ /\S/) {
     &Apache::lonxml::extlink($css_href);      &Apache::lonxml::extlink($css_href);
     $head_tag_start =       $extra_head .= 
  '<link rel="stylesheet" type="text/css" href="'.$css_href.'" />';   '<link rel="stylesheet" type="text/css" href="'.$css_href.'" />';
  }   }
  if ($target eq 'edit') {   if ($target eq 'edit') {
     $head_tag_start.=&Apache::edit::js_change_detection();      $extra_head.=&Apache::edit::js_change_detection().
  }   "<script type=\"text/javascript\">\n".
    "if (typeof swmenu != 'undefined') {swmenu.currentURL=null;}\n".
    &Apache::loncommon::browser_and_searcher_javascript().
                   "\n</script>\n";
       
    }
    $page_start .=
       &Apache::loncommon::head($name,$extra_head,
        {'force_register' => 
     ($target ne 'edit') });
     }      }
     my $body_tag_start;  
     if (!defined($found{'body'}) && $env{'request.state'} eq 'construct') {      if (!defined($found{'body'}) && $env{'request.state'} eq 'construct') {
  if ($env{'environment.remote'} eq 'off') {   if ($target eq 'web' || $target eq 'edit') {
     if ($target eq 'web' || $target eq 'edit') {      $page_start.=&Apache::loncommon::bodytag();
  $body_tag_start=&Apache::loncommon::bodytag();      $page_start.=&Apache::lonxml::message_location();
  $body_tag_start.=&Apache::lonxml::message_location();  
     }  
  } else {  
     if ($target eq 'web' || $target eq 'edit') {  
  $body_tag_start=&Apache::loncommon::bodytag(undef,undef,undef,1);  
  $body_tag_start.=&Apache::lonxml::message_location();  
     }  
  }   }
     } elsif (!defined($found{'body'})) {      } elsif (!defined($found{'body'})) {
    my %add_entries;
  my $background=&Apache::lonxml::get_param('background',$parstack,   my $background=&Apache::lonxml::get_param('background',$parstack,
   $safeeval);    $safeeval);
    if ($background ne '' ) {
       $add_entries{'background'} = $background;
    }
  my $bgcolor=&Apache::lonxml::get_param('bgcolor',$parstack,   my $bgcolor=&Apache::lonxml::get_param('bgcolor',$parstack,
        $safeeval);         $safeeval);
  $body_tag_start=&body_tag_start($target,$background,$bgcolor);  
    if ($bgcolor eq '' ) { $bgcolor = '#FFFFFF'; }
    $page_start .=
       &Apache::loncommon::bodytag(undef,undef,\%add_entries,undef,undef,
    1,undef,undef,$bgcolor,$target,1);
   
  if ( ($target eq 'web' || $target eq 'webgrade')   if ( ($target eq 'web' || $target eq 'webgrade')
      && $env{'request.state'} ne 'construct') {       && $env{'request.state'} ne 'construct') {
     my ($symb,undef,undef,undef,$publicuser)=      my ($symb,undef,undef,undef,$publicuser)=
Line 148  sub page_start { Line 137  sub page_start {
     if ($symb eq '' && !$publicuser) {      if ($symb eq '' && !$publicuser) {
  my $help = &Apache::loncommon::help_open_topic("Ambiguous_Reference");   my $help = &Apache::loncommon::help_open_topic("Ambiguous_Reference");
  $help=&mt("Browsing resource, all submissions are temporary.")."<br />";   $help=&mt("Browsing resource, all submissions are temporary.")."<br />";
  $body_tag_start.=$help;   $page_start .= $help;
     }      }
  }   }
  $body_tag_start.=&Apache::lonxml::message_location();   $page_start .= &Apache::lonxml::message_location();
     }      }
   
     my $form_tag_start;      my $form_tag_start;
     if (!defined($found{'form'})) {      if (!defined($found{'form'})) {
  $form_tag_start='<form name="lonhomework" enctype="multipart/form-data" method="post" action="';   $form_tag_start='<form name="lonhomework" enctype="multipart/form-data" method="post" action="';
Line 163  sub page_start { Line 153  sub page_start {
  }   }
  $form_tag_start.='>';   $form_tag_start.='>';
     }      }
     return ($result,$head_tag_start,$body_tag_start,$form_tag_start);      return ($page_start,$form_tag_start);
 }  }
   
 #use Time::HiRes();  #use Time::HiRes();
Line 597  sub start_problem { Line 587  sub start_problem {
     my $accessmsg;      my $accessmsg;
   
     #should get back a <html> or the neccesary stuff to start XML/MathML      #should get back a <html> or the neccesary stuff to start XML/MathML
     my ($result,$head_tag_start,$body_tag_start,$form_tag_start)=      my $name= &get_resource_name($parstack,$safeeval);
  &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);      my ($result,$form_tag_start)=
    &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval,
       $name);
     if ($target eq 'tex' and $env{'request.symb'} =~ m/\.page_/) {$result='';}      if ($target eq 'tex' and $env{'request.symb'} =~ m/\.page_/) {$result='';}
   
     if ($target eq 'analyze') { my $rndseed=&setup_rndseed($safeeval); }      if ($target eq 'analyze') { my $rndseed=&setup_rndseed($safeeval); }
Line 613  sub start_problem { Line 605  sub start_problem {
  $Apache::lonhomework::history{"resource.0.outtoken"}=   $Apache::lonhomework::history{"resource.0.outtoken"}=
     $token;      $token;
     }      }
     $body_tag_start.=&Apache::lonxml::printtokenheader($target,$token);      $result.=&Apache::lonxml::printtokenheader($target,$token);
  }   }
  if ($env{'form.markaccess'}) {   if ($env{'form.markaccess'}) {
     &Apache::lonnet::set_first_access('map');      &Apache::lonnet::set_first_access('map');
Line 663  sub start_problem { Line 655  sub start_problem {
     my $bodytext=&Apache::lonxml::get_all_text("/problem",$parser,      my $bodytext=&Apache::lonxml::get_all_text("/problem",$parser,
        $style);         $style);
     if ( $target eq "web" ) {      if ( $target eq "web" ) {
  $result.= $head_tag_start.'</head>';   my $msg;
  my $msg=$body_tag_start;  
  if ($status eq 'UNAVAILABLE') {   if ($status eq 'UNAVAILABLE') {
     $msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';      $msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';
  } elsif ($status ne 'NOT_YET_VIEWED') {   } elsif ($status ne 'NOT_YET_VIEWED') {
Line 673  sub start_problem { Line 664  sub start_problem {
  if ($status eq 'CLOSED' || $status eq 'INVALID_ACCESS') {   if ($status eq 'CLOSED' || $status eq 'INVALID_ACCESS') {
     $msg.='The problem '.$accessmsg;      $msg.='The problem '.$accessmsg;
  } elsif ($status eq 'UNCHECKEDOUT') {   } elsif ($status eq 'UNCHECKEDOUT') {
     $msg.=&checkout_msg;      $msg.=&checkout_msg();
  } elsif ($status eq 'NOT_YET_VIEWED') {   } elsif ($status eq 'NOT_YET_VIEWED') {
     $msg.=&firstaccess_msg($accessmsg,$symb);      $msg.=&firstaccess_msg($accessmsg,$symb);
  } elsif ($status eq 'NOT_IN_A_SLOT') {   } elsif ($status eq 'NOT_IN_A_SLOT') {
Line 695  sub start_problem { Line 686  sub start_problem {
     my $bodytext=&Apache::lonxml::get_all_text("/problem",$parser,      my $bodytext=&Apache::lonxml::get_all_text("/problem",$parser,
        $style);         $style);
     if ($target eq 'web') {      if ($target eq 'web') {
  $result .= $head_tag_start.'</head>';  
  $result .= $body_tag_start;  
  $result .= &Apache::bridgetask::proctor_validation_screen();   $result .= &Apache::bridgetask::proctor_validation_screen();
     } elsif ($target eq 'grade') {      } elsif ($target eq 'grade') {
  &Apache::bridgetask::proctor_check_auth($slot_name,$slot,   &Apache::bridgetask::proctor_check_auth($slot_name,$slot,
  'problem');   'problem');
     }      }
  } elsif ($target eq 'web') {   } elsif ($target eq 'web') {
     my $name= &get_resource_name($parstack,$safeeval);      $result.="\n $form_tag_start".
     $result.="$head_tag_start<title>$name</title></head>  
               $body_tag_start \n $form_tag_start".  
       '<input type="hidden" name="submitted" value="yes" />';        '<input type="hidden" name="submitted" value="yes" />';
     # create a page header and exit      # create a page header and exit
     if ($env{'request.state'} eq "construct") {      if ($env{'request.state'} eq "construct") {
Line 723  sub start_problem { Line 710  sub start_problem {
   
  }   }
     } elsif ($target eq 'edit') {      } elsif ($target eq 'edit') {
  $result.=$head_tag_start."</head>".$body_tag_start.$form_tag_start.   $result .= $form_tag_start.&problem_edit_header();
     &problem_edit_header();  
  $Apache::lonxml::warnings_error_header=   $Apache::lonxml::warnings_error_header=
     &mt("Editor Errors - these errors might not effect the running of the problem, but they will likely cause problems with further use of the Edit mode. Please use the EditXML mode to fix these errors.")."<br />";      &mt("Editor Errors - these errors might not effect the running of the problem, but they will likely cause problems with further use of the Edit mode. Please use the EditXML mode to fix these errors.")."<br />";
  my $temp=&Apache::edit::insertlist($target,$token);   my $temp=&Apache::edit::insertlist($target,$token);
Line 925  sub end_problem { Line 911  sub end_problem {
   
 sub start_library {  sub start_library {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my ($result,$head_tag_start,$body_tag_start,$form_tag_start);      my ($result,$form_tag_start);
     if ($$tagstack[0] eq 'library') {      if ($$tagstack[0] eq 'library') {
  &init_problem_globals('library');   &init_problem_globals('library');
  $Apache::lonhomework::type='problem';   $Apache::lonhomework::type='problem';
     }      }
     if ($target eq 'edit') {      if ($target eq 'edit') {
  ($result,$head_tag_start,$body_tag_start,$form_tag_start)=   ($result,$form_tag_start)=
     &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);      &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval,
  $result.=$head_tag_start."</head>".$body_tag_start.$form_tag_start.   'Edit');
     &problem_edit_header();   $result.=$form_tag_start.&problem_edit_header();
  my $temp=&Apache::edit::insertlist($target,$token);   my $temp=&Apache::edit::insertlist($target,$token);
  $result.=$temp;   $result.=$temp;
     } elsif ($target eq 'modified') {      } elsif ($target eq 'modified') {
Line 943  sub start_library { Line 929  sub start_library {
     } elsif (($target eq 'web' || $target eq 'webgrade')      } elsif (($target eq 'web' || $target eq 'webgrade')
      && $$tagstack[0] eq 'library'        && $$tagstack[0] eq 'library' 
      && $env{'request.state'} eq "construct" ) {       && $env{'request.state'} eq "construct" ) {
  ($result,$head_tag_start,$body_tag_start,$form_tag_start)=  
     &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);  
  my $name=&get_resource_name($parstack,$safeeval);   my $name=&get_resource_name($parstack,$safeeval);
    ($result,$form_tag_start)=
       &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval,
    $name);
  my $rndseed=&setup_rndseed($safeeval);   my $rndseed=&setup_rndseed($safeeval);
  $result.="$head_tag_start<title>$name</title></head>   $result.=" \n $form_tag_start".
               $body_tag_start \n $form_tag_start".  
   '<input type="hidden" name="submitted" value="yes" />';    '<input type="hidden" name="submitted" value="yes" />';
  $result.=&problem_web_to_edit_header($rndseed);   $result.=&problem_web_to_edit_header($rndseed);
     }      }
Removed from v.1.342  
changed lines
  Added in v.1.343

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