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Diff for /loncom/homework/lonhomework.pm between versions 1.346 and 1.353

version 1.346, 2014/12/11 01:23:55 version 1.353, 2015/05/16 23:29:17
Line 469  sub check_access { Line 469  sub check_access {
  if ( $tries eq '' ) { $tries = '0'; }   if ( $tries eq '' ) { $tries = '0'; }
  if ( $maxtries eq '' &&    if ( $maxtries eq '' && 
      $env{'request.state'} ne 'construct') { $maxtries = '2'; }        $env{'request.state'} ne 'construct') { $maxtries = '2'; } 
  $Apache::lonhomework::results{'resource.'.$id.'.maxtries'}=$maxtries;  
  if ($maxtries && $tries >= $maxtries) { $status = 'CANNOT_ANSWER'; }   if ($maxtries && $tries >= $maxtries) { $status = 'CANNOT_ANSWER'; }
  # if (correct and show prob status) or excused then CANNOT_ANSWER   # if (correct and show prob status) or excused then CANNOT_ANSWER
  if ( ($Apache::lonhomework::history{"resource.$id.solved"}=~/^correct/)   if ( ($Apache::lonhomework::history{"resource.$id.solved"}=~/^correct/)
Line 768  sub analyze_header { Line 767  sub analyze_header {
        .&Apache::loncommon::head_subbox(         .&Apache::loncommon::head_subbox(
                 &Apache::loncommon::CSTR_pageheader());                  &Apache::loncommon::CSTR_pageheader());
     $result .=       $result .= 
  &Apache::lonxml::message_location().'      '<form name="lonhomework" method="post" action="'.
             <form name="lonhomework" method="post" action="'.  
     &HTML::Entities::encode($env{'request.uri'},'<>&"').'">'.      &HTML::Entities::encode($env{'request.uri'},'<>&"').'">'.
             '<input type="hidden" name="problemmode" value="'.              '<input type="hidden" name="problemmode" value="'.
             $env{'form.problemmode'}.'" />'.              $env{'form.problemmode'}.'" />'.
Line 783  sub analyze_header { Line 781  sub analyze_header {
             <input type="button" name="submitmode" value="'.&mt("View").'" '.              <input type="button" name="submitmode" value="'.&mt("View").'" '.
             'onclick="javascript:setmode(this.form,'."'view'".')" />              'onclick="javascript:setmode(this.form,'."'view'".')" />
             <hr />              <hr />
             </div>              </div>'
             </form>';              .&Apache::lonxml::message_location().
               '</form>';
     &Apache::lonxml::add_messages(\$result);      &Apache::lonxml::add_messages(\$result);
     $request->print($result);      $request->print($result);
     $request->rflush();      $request->rflush();
Line 963  sub editxmlmode { Line 962  sub editxmlmode {
   
  $problem='';   $problem='';
     }      }
   
     if (($env{'form.problemmode'} eq 'saveeditxml') ||      if (($env{'form.problemmode'} eq 'saveeditxml') ||
         ($env{'form.problemmode'} eq 'saveviewxml') ||           ($env{'form.problemmode'} eq 'saveviewxml') ||
         ($env{'form.problemmode'} eq 'undoxml')) {          ($env{'form.problemmode'} eq 'undoxml')) {
  my $error=&handle_save_or_undo($request,\$problem,   my $error=&handle_save_or_undo($request,\$problem,
        \$env{'form.editxmltext'});         \$env{'form.editxmltext'});
Line 1011  sub editxmlmode { Line 1009  sub editxmlmode {
             '<form '.&Apache::edit::form_change_detection().' name="lonhomework" method="post" action="'.              '<form '.&Apache::edit::form_change_detection().' name="lonhomework" method="post" action="'.
     &HTML::Entities::encode($env{'request.uri'},'<>&"').'">'.      &HTML::Entities::encode($env{'request.uri'},'<>&"').'">'.
     &Apache::structuretags::remember_problem_state().'      &Apache::structuretags::remember_problem_state().'
             <div class="LC_edit_problem_editxml_header">              <div class="LC_edit_problem_header">
               <table class="LC_edit_problem_header_title"><tr><td>                <div class="LC_edit_problem_header_title">'.
                <h2>'.&mt('Problem Editing').' '.&Apache::loncommon::help_open_topic('Problem_Editor_XML_Index').'</h2>                  &mt('Problem Editing').' '.&Apache::loncommon::help_open_topic('Problem_Editor_XML_Index').
                 </td><td align="right">                '</div><div class="LC_edit_actionbar" id="actionbar">';
                   '.&Apache::loncommon::helpLatexCheatsheet('Problem_LON-CAPA_Functions','Script Functions').'  
                 </td></tr>  
               </table>';  
   
          $result.='<input type="hidden" name="problemmode" value="saveedit" />'.      $result.='<input type="hidden" name="problemmode" value="saveedit" />'.
                   &Apache::structuretags::problem_edit_buttons('editxml');                    &Apache::structuretags::problem_edit_buttons('editxml');
       $result.='<div>';
   
       $result .= '<ol class="LC_primary_menu" style="display:inline-block;font-size:90%;vertical-align:middle;">';
   
       unless ($env{'environment.nocodemirror'}) {
           # dropdown menus
           $result .= Apache::lonmenu::create_submenu("#", "", 
               &mt("Problem Templates"), template_dropdown_datastructure());
   
           $result .= Apache::lonmenu::create_submenu("#", "", 
               &mt("Response Types"), responseblock_dropdown_datastructure());
   
           $result .= Apache::lonmenu::create_submenu("#", "", 
               &mt("Conditional Blocks"), conditional_scripting_datastructure());
   
           $result .= Apache::lonmenu::create_submenu("#", "", 
               &mt("Miscellaneous"), misc_datastructure());
       }
   
       $result .= Apache::lonmenu::create_submenu("#", "", 
           &mt("Help") . ' <img src="/adm/help/help.png" alt="' . &mt("Help") .
           '" style="vertical-align:text-bottom; height: auto; margin:0; "/>', 
           helpmenu_datastructure(),"");
   
       $result.="</ol></div>";
                     
          $result.='<hr style="clear:both;" />'.&Apache::lonxml::message_location().'</div>'.        $result .= '</div></div>' . 
                   '<textarea '.&Apache::edit::element_change_detection().          &Apache::lonxml::message_location() .
               ' rows="'.$rows.'" cols="'.$cols.'" style="width:100%" '.          &Apache::loncommon::xmleditor_js() .
       ' name="editxmltext" id="LC_editxmltext">'.          '<textarea ' . &Apache::edit::element_change_detection() .
       &HTML::Entities::encode($problem,'<>&"').'</textarea>          ' rows="'.$rows.'" cols="'.$cols.'" style="width:100%" ' .
             <div id="LC_aftertextarea">          ' name="editxmltext" id="LC_editxmltext">' .
             </div>          &HTML::Entities::encode($problem,'<>&"') .
             </form>'.&Apache::loncommon::end_page();          '</textarea> <div id="LC_aftertextarea"> </div> </form>';
  &Apache::lonxml::add_messages(\$result);  
  $request->print($result);      my $resource = $env{'request.ambiguous'};
       unless($env{'environment.nocodemirror'}){
           $result .= '<link rel="stylesheet" href="/adm/codemirror/codemirror-combined-xml.css">
           <script src="/adm/codemirror/codemirror-compressed-xml.js"></script>
           <script>
               CodeMirror.defineMode("mixedmode", function(config) {
                   return CodeMirror.multiplexingMode(
                       CodeMirror.getMode(config, "xml"),
                       {
                           open: "\<script type=\"loncapa/perl\"\>", close: "\</script\>",
                           mode: CodeMirror.getMode(config, "perl"),
                           delimStyle: "tag",
                       }
                 );
               });
               var cm = CodeMirror.fromTextArea(document.getElementById("LC_editxmltext"),
               {
                   mode: "mixedmode",
                   lineWrapping: true,
                   lineNumbers: true,
                   tabSize: 4,
                   indentUnit: 4,
   
                   autoCloseTags: true,
                   autoCloseBrackets: true,
                   height: "auto",
                   styleActiveLine: true,
                   
                   extraKeys: {
                       "Tab": "indentMore",
                       "Shift-Tab": "indentLess",
                   }
               });
               restoreScrollPosition("'.$resource.'");
           </script>';
       }
   
       $result .= &Apache::loncommon::end_page();
       &Apache::lonxml::add_messages(\$result);
       $request->print($result);
     }      }
     return '';      return '';
 }  }
Line 1066  sub renderpage { Line 1125  sub renderpage {
     $problem='';      $problem='';
     my $filename=(split('/',$file))[-1];      my $filename=(split('/',$file))[-1];
     my $error =      my $error =
                 &mt('Unable to find [_1]',   '<p class="LC_error">'
    '<span class="LC_filename">'.$filename.'</span>');                 .&mt('Unable to find [_1]',
      '<span class="LC_filename">'.$filename.'</span>')
    ."</p>";
     $result.=      $result.=
  &Apache::loncommon::simple_error_page($request,'Not available',   &Apache::loncommon::simple_error_page($request,'Not available',
       $error,{'no_auto_mt_msg' => 1});        $error,{'no_auto_mt_msg' => 1});
Line 1118  sub finished_parsing { Line 1179  sub finished_parsing {
     undef($Apache::lonhomework::parsing_a_task);      undef($Apache::lonhomework::parsing_a_task);
 }  }
   
 sub get_template_list {  # function extracted from get_template_html
   # returns "key" -> list
   # key: path of template
   # value 1: title
   # value 2: category
   # value 3: name of help topic ???
   sub get_template_list{
       my ($extension) = @_;
       
       my @files = glob($Apache::lonnet::perlvar{'lonIncludes'}.
                        '/templates/*.'.$extension);
       @files = map {[$_,&mt(&Apache::lonnet::metadata($_, 'title')),
                         (&Apache::lonnet::metadata($_, 'category')?&mt(&Apache::lonnet::metadata($_, 'category')):&mt('Miscellaneous')),
                         &mt(&Apache::lonnet::metadata($_, 'help'))]} (@files);
       @files = sort {$a->[2].$a->[1] cmp $b->[2].$b->[1]} (@files);
       return @files;
   }
   
   sub get_template_html {
     my ($extension) = @_;      my ($extension) = @_;
     my $result;      my $result;
     my @allnames;      my @allnames;
Line 1127  sub get_template_list { Line 1206  sub get_template_list {
     if ($extension eq 'survey' || $extension eq 'exam') {      if ($extension eq 'survey' || $extension eq 'exam') {
  $glob_extension = 'problem';   $glob_extension = 'problem';
     }      }
     my @files = glob($Apache::lonnet::perlvar{'lonIncludes'}.      my @files = &get_template_list($extension);
      '/templates/*.'.$glob_extension);  
     @files = map {[$_,&mt(&Apache::lonnet::metadata($_, 'title')),  
                       (&Apache::lonnet::metadata($_, 'category')?&mt(&Apache::lonnet::metadata($_, 'category')):&mt('Miscellaneous')),  
                       &Apache::lonnet::metadata($_, 'help')]} (@files);  
     @files = sort {$a->[2].$a->[1] cmp $b->[2].$b->[1]} (@files);  
     my ($midpoint,$seconddiv,$numfiles);      my ($midpoint,$seconddiv,$numfiles);
     my @noexamplelink = ('blank.problem','blank.library','script.library');      my @noexamplelink = ('blank.problem','blank.library','script.library');
     $numfiles = 0;      $numfiles = 0;
Line 1194  sub get_template_list { Line 1268  sub get_template_list {
 sub newproblem {  sub newproblem {
     my ($request) = @_;      my ($request) = @_;
   
    if ($env{'form.mode'} eq 'blank'){
           my $dest = &Apache::lonnet::filelocation("",$request->uri);
           &File::Copy::copy('/home/httpd/html/res/adm/includes/templates/blank.problem',$dest);
           &renderpage($request,$dest);
           return;
       }
     if ($env{'form.template'}) {      if ($env{'form.template'}) {
  my $file = $env{'form.template'};   my $file = $env{'form.template'};
  my $dest = &Apache::lonnet::filelocation("",$request->uri);   my $dest = &Apache::lonnet::filelocation("",$request->uri);
Line 1204  sub newproblem { Line 1284  sub newproblem {
   
     my ($extension) = ($request->uri =~ m/\.(\w+)$/);      my ($extension) = ($request->uri =~ m/\.(\w+)$/);
     &Apache::lonxml::debug("Looking for :$extension:");      &Apache::lonxml::debug("Looking for :$extension:");
     my $templatelist=&get_template_list($extension);      my $templatelist=&get_template_html($extension);
     if ($env{'form.newfile'} && !$templatelist) {      if ($env{'form.newfile'} && !$templatelist) {
  # no templates found   # no templates found
  my $templatefilename =   my $templatefilename =
Line 1278  sub handler { Line 1358  sub handler {
     my $file=&Apache::lonnet::filelocation("",$request->uri);      my $file=&Apache::lonnet::filelocation("",$request->uri);
   
     #check if we know where we are      #check if we know where we are
     if ($env{'request.course.fn'} && !&Apache::lonnet::symbread()) {       if ($env{'request.course.fn'} && !&Apache::lonnet::symbread('','',1,1)) {
  # if we are browsing we might not be able to know where we are   # if we are browsing we might not be able to know where we are
  if ($Apache::lonhomework::browse ne 'F' &&    if ($Apache::lonhomework::browse ne 'F' && 
     $env{'request.state'} ne "construct") {      $env{'request.state'} ne "construct") {
Line 1316  sub handler { Line 1396  sub handler {
  &renderpage($request,$file);   &renderpage($request,$file);
     }      }
  } else {   } else {
    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
       ['mode']);
     # requested file doesn't exist in contruction space      # requested file doesn't exist in contruction space
     &newproblem($request);      &newproblem($request);
  }   }
Line 1333  sub handler { Line 1415  sub handler {
   
 }  }
   
   sub template_dropdown_datastructure {
       # gathering the all templates and their path, title, category and help topic
       my @templates = get_template_list('problem');
       # template category => title
       my %tmplthash = ();
       # template title => path
       my %tmpltcontent = ();
   
       foreach my $template (@templates){
           # put in hash if the template is not empty
           unless ($template->[1] eq ''){
               push(@{$tmplthash{$template->[2]}}, $template->[1]);
               push(@{$tmpltcontent{$template->[1]}},$template->[0]);
           }
       }
   
    my $catList = [];
       foreach my $cat (sort keys %tmplthash) {
    my $catItems = [];
           foreach my $title (sort @{$tmplthash{$cat}}) {
               my $path = $tmpltcontent{$title}->[0];
               my $code;
               open(FH, "<$path");
               while(<FH>){
                   $code.= $_ unless $_ =~ /(<problem>)|(<\/problem>)/;
               }
               close(FH);
   
    if ($code ne '') {
                   my $href = 'javascript:insertText(\'' . &convert_for_js(&HTML::Entities::encode($code,'<>&"')) . '\')';
    my $currItem = [$href, $title, undef];
    push @{$catItems}, $currItem;
    }
           }
    push @{$catList}, [$catItems, $cat, undef];
       }
   
       return $catList;
   }
   
   sub responseblock_dropdown_datastructure {
   
    my $mathCat = [
    [
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_formularesponse())) . "\')", &mt("Formula Response"), undef],
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_functionplotresponse())) . "\')", &mt("Function Plot Response"), undef],
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_mathresponse())) . "\')", &mt("Math Response"), undef],
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_numericalresponse())) . "\')", &mt("Numerical Response"), undef]
    ], 
    &mt("Math"), 
    undef
    ];
   
    my $miscCat = [
    [
               ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_imageresponse())) . "\')", &mt("Click on Image"), undef],
               ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_customresponse())) . "\')", &mt("Custom Response"), undef],
               ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_externalresponse())) . "\')", &mt("External Response"), undef],
               ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_matchresponse())) . "\')", &mt("Match Two Lists"), undef],
               ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_radiobuttonresponse())) . "\')", &mt("One out of N statements"), undef],
               ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_optionresponse())) . "\')", &mt("Select from Options"), undef], 
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_rankresponse())) . "\')", &mt("Rank Values"), undef]
    ],
    &mt("Miscellaneous"),
    undef
    ];
   
    my $chemCat = [
    [
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_reactionresponse())) . "\')", &mt("Chemical Reaction"), undef],
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_organicresponse())) . "\')", &mt("Organic Chemical Structure"), undef]
    ],
    &mt("Chemistry"),
    undef
    ];
   
    my $textCat = [
    [
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_stringresponse())) . "\')", &mt("String Response"), undef],
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_essayresponse())) . "\')", &mt("Essay"), undef]
    ],
    &mt("Text"),
    undef
    ];
   
       return [$mathCat, $miscCat, $chemCat, $textCat];
   }
   
   
   sub conditional_scripting_datastructure {
   # TODO: corresponding routines should be used for the javascript:insertText parts
   # instead of the placeholder routine default_xml_tag with the tags
   # e.g. &default_xml_tag("postanswerdate") should be replaced with a routine which
   # returns the corresponding content for this case
   
   #TODO translated is currently temporarily here, another solution should be found where the
   # needed string can be retrieved
   
    my $translatedTag = '
   <translated>
       <lang which="en"></lang>
       <lang which="default"></lang>
   </translated>';
       return [
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode($translatedTag)) . "\')", &mt("Translated Block"), undef],
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("block"))) . "\')", &mt("Conditional Block"), undef],
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("postanswerdate"))) . "\')", &mt("After Answer Date Block"), undef],
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("preduedate"))) . "\')", &mt("Before Due Date Block"), undef],
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("solved"))) . "\')", &mt("Block For After Solved"), undef],
    ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("notsolved"))) . "\')", &mt("Block For When Not Solved"), undef]
           ];
   }
   
   sub misc_datastructure {
       return [
           ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_img())) . "\')", &mt("Image"), undef],
           ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::lonplot::insert_gnuplot())) . "\')", &mt("GNU Plot"), undef],
           ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_organicstructure())) . "\')", &mt("Organic Structure"), undef],
           ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_script())) . "\')", &mt("Script Block"), undef],
           ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("allow"))) . "\')", &mt("File Dependencies"), undef],
           ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("import"))) . "\')", &mt("Import a File"), undef],
           ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::londefdef::insert_meta())) . "\')", &mt("Custom Metadata"), undef],
           ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("part"))) . "\')", &mt("Problem Part"), undef]
       ];
   }
   
   # helper routine for the datastructure building subroutines
   sub default_xml_tag {
    my ($tag) = @_;
    return "\n<$tag></$tag>";
   }
   
   
   sub helpmenu_datastructure {
   
    my $width = 500;
    my $height = 600;
   
    my $helpers = [
    ['Problem_LON-CAPA_Functions', &mt('Script Functions')],
    ['Greek_Symbols', &mt('Greek Symbols')],
     ['Other_Symbols', &mt('Other Symbols')],
    ['Authoring_Output_Tags', &mt('Output Tags')],
    ['Authoring_Multilingual_Problems', 
    &mt('How to create problems in different languages')]
    ];
   
    my $help_structure = [];
   
    foreach my $count (0..(scalar(@{$helpers})-1)) {
    my $filename = $helpers->[$count]->[0];
    my $title = $helpers->[$count]->[1];
    my $href = &HTML::Entities::encode("javascript:openMyModal('/adm/help/$filename.hlp',$width,$height,'yes');");
    push @{$help_structure}, [$href, $title, undef];
    }
   
    return $help_structure;
   }
   
   # we need substitution to not break javascript code
   sub convert_for_js {
       my $return = shift;
           $return =~ s|script|ESCAPEDSCRIPT|g;
           $return =~ s|\\|\\\\|g;
           $return =~ s|\n|\\r\\n|g;
           $return =~ s|'|\\'|g;
    $return =~ s|&#39;|\\&#39;|g;
       return $return;
   }
   
 1;  1;
 __END__  __END__
Removed from v.1.346  
changed lines
  Added in v.1.353

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