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Diff for /loncom/homework/structuretags.pm between versions 1.435 and 1.492

version 1.435, 2008/11/25 13:16:17 version 1.492, 2011/07/25 12:02:45
Line 66  use lib '/home/httpd/lib/perl/'; Line 66  use lib '/home/httpd/lib/perl/';
 use LONCAPA;  use LONCAPA;
     
 BEGIN {  BEGIN {
     &Apache::lonxml::register('Apache::structuretags',('block','languageblock','translated','instructorcomment','while','randomlist','problem','library','web','tex','part','preduedate','postanswerdate','solved','notsolved','problemtype','startouttext','endouttext','simpleeditbutton','definetag'));      &Apache::lonxml::register('Apache::structuretags',('block','languageblock','translated','instructorcomment','while','randomlist','problem','library','web','tex','part','preduedate','postanswerdate','solved','notsolved','problemtype','startpartmarker','startouttext','endpartmarker','endouttext','simpleeditbutton','definetag'));
 }  }
   
 sub start_web {  sub start_web {
Line 128  sub homework_js { Line 128  sub homework_js {
            &setmode_javascript().             &setmode_javascript().
  <<'JS';   <<'JS';
 <script type="text/javascript">  <script type="text/javascript">
   // <![CDATA[
 function setSubmittedPart (part) {  function setSubmittedPart (part) {
    this.document.lonhomework.submitted.value="part_"+part;     this.document.lonhomework.submitted.value="part_"+part;
 }  }
Line 145  function image_response_click (which, e) Line 146  function image_response_click (which, e)
     input_element.value = click;      input_element.value = click;
     img_element.src = '/adm/randomlabel.png?token='+token+'&clickdata='+click;      img_element.src = '/adm/randomlabel.png?token='+token+'&clickdata='+click;
 }  }
   // ]]>
 </script>  </script>
 JS  JS
 }  }
Line 153  JS Line 154  JS
 sub setmode_javascript {  sub setmode_javascript {
     return <<"ENDSCRIPT";      return <<"ENDSCRIPT";
 <script type="text/javascript">  <script type="text/javascript">
   // <![CDATA[
 function setmode(form,probmode) {  function setmode(form,probmode) {
     form.problemmode.value = probmode;      form.problemmode.value = probmode;
     form.submit();      form.submit();
 }  }
   // ]]>
   </script>
   ENDSCRIPT
   }
   
   sub file_delchk_js {
       my $delfilewarn = &mt('You have indicated you wish to remove some files previously included in your submission.').'\\n'.
                         &mt('Continue submission with these files removed?');
       return <<"ENDSCRIPT";
   <script type="text/javascript">
   // <![CDATA[
   function file_deletion_check(formname) {
       var elemnum = formname.elements.length;
       if (elemnum == 0) {
           return true;
       }
       var str = new RegExp("^HWFILE.+_delete\$");
       var delboxes = new Array();
       for (var i=0; i<formname.elements.length; i++) {
           var id = formname.elements[i].id;
           if (id != '') {
               if (str.test(id)) {
                   if (formname.elements[i].type == 'checkbox') {
                       if (formname.elements[i].checked) {
                           delboxes.push(id);
                       }
                   }
               }
           }
       }
       if (delboxes.length > 0) {
           if (confirm("$delfilewarn")) {
               return true;
           } else {
               for (var j=0; j<delboxes.length; j++) {
                   formname.elements[delboxes[j]].checked = false;
               }
               return false;
           }
       } else {
           return true;
       }
   }
   // ]]>
 </script>  </script>
 ENDSCRIPT  ENDSCRIPT
 }  }
Line 177  sub page_start { Line 223  sub page_start {
    $parstack,$parser,$safeeval);     $parstack,$parser,$safeeval);
     }      }
   
     $extra_head .= &homework_js();      $extra_head .= &homework_js().
                      &Apache::lonhtmlcommon::dragmath_js("EditMathPopup");
     if ($env{'environment.wysiwygeditor'} eq 'on') {      if (&Apache::lonhtmlcommon::htmlareabrowser()) {
  $extra_head .= &Apache::lonhtmlcommon::dragmath_js("FCKEditMathPopup");          my %textarea_args = (
     } else {                                  dragmath => 'math',
         $extra_head .= &Apache::lonhtmlcommon::dragmath_js("EditMathPopup");                                );
           $extra_head .= &Apache::lonhtmlcommon::htmlareaselectactive(\%textarea_args);
       }
       my $is_task = ($env{'request.uri'} =~ /\.task$/);
       if ($is_task) {
           $extra_head .= &file_delchk_js();
     }      }
   
     my %body_args;      my %body_args;
Line 203  sub page_start { Line 254  sub page_start {
  }   }
     }      }
   
       my $pageheader = '';
     if (defined($found{'body'})) {      if (defined($found{'body'})) {
  $body_args{'skip_phases'}{'body'}=1;   $body_args{'skip_phases'}{'body'}=1;
     } elsif (!defined($found{'body'})       } elsif (!defined($found{'body'}) 
      && $env{'request.state'} eq 'construct') {       && $env{'request.state'} eq 'construct') {
  if ($target eq 'web' || $target eq 'edit') {   if ($target eq 'web' || $target eq 'edit') {
     if ($env{'environment.remote'} ne 'off') {          # Breadcrumbs for Construction Space
  $body_args{'only_body'}  = 1;          &Apache::lonhtmlcommon::clear_breadcrumbs();
     }          &Apache::lonhtmlcommon::add_breadcrumb({
               'text'  => 'Construction Space',
               'href'  => &Apache::loncommon::authorspace(),
           });
           # breadcrumbs (and tools) will be created 
           # in start_page->bodytag->innerregister
   
   # FIXME Where are we?
   #        &Apache::lonhtmlcommon::add_breadcrumb({
   #            'text'  => 'Problem Editing', # 'Problem Testing'
   #            'href'  => '',
   #        });
           $pageheader =&Apache::loncommon::head_subbox(
                   &Apache::loncommon::CSTR_pageheader());
  }   }
     } elsif (!defined($found{'body'})) {      } elsif (!defined($found{'body'})) {
  my %add_entries;   my %add_entries;
Line 222  sub page_start { Line 287  sub page_start {
   
  my $bgcolor=&Apache::lonxml::get_param('bgcolor',$parstack,   my $bgcolor=&Apache::lonxml::get_param('bgcolor',$parstack,
        $safeeval);         $safeeval);
         if ($bgcolor eq '' ) { $bgcolor = '#FFFFFF'; }          if ($bgcolor eq '' ) { $bgcolor = '#FFFFFF'; }
   
  $body_args{'bgcolor'}        = $bgcolor;          $body_args{'bgcolor'}        = $bgcolor;
  $body_args{'no_title'}       = 1;          # $body_args{'no_title'}       = 1;
  $body_args{'force_register'} = 1;          $body_args{'force_register'} = 1;
  $body_args{'add_entries'}    = \%add_entries;          $body_args{'add_entries'}    = \%add_entries;
  if ($env{'environment.remote'} eq 'off'          if ( $env{'request.state'} eq   'construct') {
     && $env{'request.state'} eq   'construct') {              $body_args{'only_body'}  = 1;
     $body_args{'only_body'}  = 1;          }
  }  
     }      }
     $body_args{'no_auto_mt_title'} = 1;      $body_args{'no_auto_mt_title'} = 1;
     my $page_start = &Apache::loncommon::start_page($name,$extra_head,      my $page_start = &Apache::loncommon::start_page($name,$extra_head,
     \%body_args);      \%body_args);
       $page_start .= $pageheader;
     if (!defined($found{'body'})       if (!defined($found{'body'}) 
  && $env{'request.state'} ne 'construct'   && $env{'request.state'} ne 'construct'
  && ($target eq 'web' || $target eq 'webgrade')) {   && ($target eq 'web' || $target eq 'webgrade')) {
   
  my ($symb,undef,undef,undef,$publicuser)= &Apache::lonnet::whichuser();   my ($symb,undef,undef,undef,$publicuser)= &Apache::lonnet::whichuser();
  if ($symb eq '' && !$publicuser) {          if ($symb eq '' && !$publicuser) {
     my $help = &Apache::loncommon::help_open_topic("Ambiguous_Reference");              $page_start .= '<p class="LC_info">'
     $help=&mt("Browsing resource, all submissions are temporary.")."<br />";                            .&mt('Browsing resource, all submissions are temporary.')
     $page_start .= $help;                            .'</p>';
  }          }
     }      }
   
     if (!defined($found{'body'}) && $env{'request.state'} ne 'construct') {      if (!defined($found{'body'}) && $env{'request.state'} ne 'construct') {
Line 256  sub page_start { Line 320  sub page_start {
     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="';
  my $uri = &Apache::lonenc::check_encrypt($env{'request.uri'});   my $uri = &Apache::loncommon::inhibit_menu_check(
                   &Apache::lonenc::check_encrypt($env{'request.uri'}));
           $uri = &HTML::Entities::encode($uri,'<>&"');
  $form_tag_start.=$uri.'" ';   $form_tag_start.=$uri.'" ';
  if ($target eq 'edit') {   if ($target eq 'edit') {
     $form_tag_start.=&Apache::edit::form_change_detection();      $form_tag_start.=&Apache::edit::form_change_detection();
  }   }
           if ($is_task) {
               $form_tag_start .= ' onsubmit="return file_deletion_check(this);"';
           }
  $form_tag_start.='>'."\n";   $form_tag_start.='>'."\n";
   
  my $symb=&Apache::lonnet::symbread();   my $symb=&Apache::lonnet::symbread();
Line 302  sub get_resource_name { Line 371  sub get_resource_name {
 }  }
   
 sub setup_rndseed {  sub setup_rndseed {
     my ($safeeval)=@_;      my ($safeeval,$target)=@_;
     my $rndseed;  
     my ($symb)=&Apache::lonnet::whichuser();      my ($symb)=&Apache::lonnet::whichuser();
       my ($questiontype,$set_safespace,$rndseed);
       if ($target eq 'analyze') {
           $questiontype = $env{'form.grade_questiontype'};
       }
       unless (defined($questiontype)) {
           $questiontype = $Apache::lonhomework::type;
       }
     if ($env{'request.state'} eq "construct"       if ($env{'request.state'} eq "construct" 
  || $symb eq ''    || $symb eq '' 
  || $Apache::lonhomework::type eq 'practice'   || $Apache::lonhomework::type eq 'practice'
Line 319  sub setup_rndseed { Line 394  sub setup_rndseed {
     }      }
     $env{'form.rndseed'}=$rndseed;      $env{'form.rndseed'}=$rndseed;
  }   }
           if (($env{'request.state'} eq "construct") && 
               ($Apache::lonhomework::type eq 'randomizetry')) {
               my $tries = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.tries"};
               if ($tries) {
                   $rndseed += $tries;
               }
               $env{'form.'.$Apache::inputtags::part.'.rndseed'}=$rndseed;
           }
  if ( ($env{'form.resetdata'} eq &mt('New Problem Variation')   if ( ($env{'form.resetdata'} eq &mt('New Problem Variation')
       && $env{'form.submitted'} eq 'yes')  ||        && $env{'form.submitted'} eq 'yes')  ||
     $env{'form.newrandomization'} eq &mt('New Randomization')) {      $env{'form.newrandomization'} eq &mt('New Randomization')) {
Line 328  sub setup_rndseed { Line 411  sub setup_rndseed {
     delete($env{'form.resetdata'});      delete($env{'form.resetdata'});
     delete($env{'form.newrandomization'});      delete($env{'form.newrandomization'});
  }   }
  if (defined($rndseed) && $rndseed ne int($rndseed)) {          $rndseed=~s/\,/\:/g;
     $rndseed=join(':',&Apache::lonnet::digest($rndseed));          $rndseed=~s/[^\w\d\:\-]//g;
    if (defined($rndseed)) {
               my ($c1,$c2)=split(/\:/,$rndseed);
               unless ($c2) { $c2=0; }
               unless (($c1==int($c1)) && ($c2==int($c2))) {
          $rndseed=join(':',&Apache::lonnet::digest($rndseed));
               }
         }          }
         if ($Apache::lonhomework::history{'resource.CODE'}) {          if ($Apache::lonhomework::history{'resource.CODE'}) {
    $rndseed=&Apache::lonnet::rndseed();     $rndseed=&Apache::lonnet::rndseed();
  }   }
  if ($safeeval) {          $set_safespace = 1;
     &Apache::lonxml::debug("Setting rndseed to $rndseed");      } elsif ($questiontype eq 'randomizetry') {
     &Apache::run::run('$external::randomseed="'.$rndseed.'";',$safeeval);          if ($target eq 'analyze') {
  }              if (defined($env{'form.grade_rndseed'})) {
                   $rndseed = $env{'form.grade_rndseed'};
               }
           }
           unless (($target eq 'analyze') && (defined($rndseed))) {
               $rndseed=&Apache::lonnet::rndseed();
               my $curr_try = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.tries"};
               if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
                   $curr_try ++;
               }
               if ($rndseed =~/^(\d+)[,:](\d+)$/) {
                   $rndseed = $1;
               }
               if ($curr_try) {
                   my $reqtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.randomizeontries");
                   if (($reqtries =~ /^\d+$/) && ($reqtries > 1)) {
                       my $inc = int(($curr_try-1)/$reqtries);
                       $rndseed += $inc;
                   } else {
                       $rndseed += $curr_try;
                   }
               }
           }
           $set_safespace = 1;
       }
       if ($set_safespace) {
           if ($safeeval) {
               &Apache::lonxml::debug("Setting rndseed to $rndseed");
               &Apache::run::run('$external::randomseed="'.$rndseed.'";',$safeeval);
           }
       }
       unless (($env{'request.state'} eq "construct") || ($symb eq '')) {
           $env{'form.'.$Apache::inputtags::part.'.rndseed'}=$rndseed;
     }      }
     return $rndseed;      return $rndseed;
 }  }
Line 349  sub remember_problem_state { Line 470  sub remember_problem_state {
        <input type="hidden" name="problemstatus" value="'.$env{'form.problemstatus'}.'" />';         <input type="hidden" name="problemstatus" value="'.$env{'form.problemstatus'}.'" />';
 }  }
   
   sub problem_edit_action_button {
       my ($name,$action,$accesskey,$text,$flag)=@_;
       my $actionscript="setmode(this.form,'$action')";
       return "\n<input type='button' name='$name' accesskey='$accesskey' value='".&mt($text)."'".
              ($flag?&Apache::edit::submit_ask_anyway($actionscript):&Apache::edit::submit_dont_ask($actionscript))." />";
   }
   
 sub problem_edit_buttons {  sub problem_edit_buttons {
    return  '     my ($mode)=@_;
 <div class="LC_edit_problem_discards">  # Buttons that do not save
        <input type="button" name="submitmode" accesskey="d" value="'.&mt('Discard Edits and View').'" '.     my $result='<div class="LC_edit_problem_discards">'.
        ' onclick="javscript:setmode(this.form,'."'discard'".')"  />                &problem_edit_action_button('subdiscview','discard','d','Discard Edits and View',1);
        <input '.&Apache::edit::submit_ask_anyway('setmode(this.form,'."'editxml'".')').' type="button" name="submitmode" accesskey="x" value="'.&mt('EditXML').'" />     if ($mode eq 'editxml') {
        <input type="submit" name="Undo" accesskey="u" value="'.&mt('undo').'" />         $result.=&problem_edit_action_button('subedit','edit','e','Edit',1);
 </div>         $result.=&problem_edit_action_button('subundo','undoxml','u','Undo',1);
 <div class="LC_edit_problem_saves">         $result.=&Apache::lonhtmlcommon::dragmath_button("LC_editxmltext",1);
        <input type="submit" name="submitbutton" accesskey="s" value="'.&mt('Save and Edit').'" />     } else {
        <input type="submit" name="submitbutton" accesskey="v" value="'.&mt('Save and View').'" />         $result.=&problem_edit_action_button('subeditxml','editxml','x','EditXML',1);
 </div>';         $result.=&problem_edit_action_button('subundo','undo','u','Undo',1);
      }
      $result.="\n</div>";
   # Buttons that save
      $result.='<div class="LC_edit_problem_saves">';
      if ($mode eq 'editxml') {
          $result.=&problem_edit_action_button('subsaveedit','saveeditxml','s','Save and EditXML');
          $result.=&problem_edit_action_button('subsaveview','saveviewxml','v','Save and View');
      } else {
          $result.=&problem_edit_action_button('subsaveedit','saveedit','s','Save and Edit');
          $result.=&problem_edit_action_button('subsaveview','saveview','v','Save and View');
      }
      $result.="\n</div>\n";
      return $result;
 }  }
   
 sub problem_edit_header {  sub problem_edit_header {
     return '<input type="hidden" name="submitted" value="edit" /><input type="hidden" name="problemmode" value="edit" />'.      return '<input type="hidden" name="submitted" value="edit" />'.
  &Apache::structuretags::remember_problem_state().'   &remember_problem_state('edit').'
 <div class="LC_edit_problem_header">  <div class="LC_edit_problem_header">
 <div class="LC_edit_problem_header_title">  <div class="LC_edit_problem_header_title">
 '.&mt('Problem Editing').&Apache::loncommon::help_open_menu('Problem Editing','Problem_Editor_XML_Index',5,'Authoring').'  '.&mt('Problem Editing').&Apache::loncommon::help_open_menu('Problem Editing','Problem_Editor_XML_Index',5,'Authoring').'
 </div>'.  </div>'.
   '<input type="hidden" name="problemmode" value="saveedit" />'.
 &problem_edit_buttons().'  &problem_edit_buttons().'
 <hr class="LC_edit_problem_divide" />  <hr style="clear:both;" />
 '.&Apache::lonxml::message_location().'  '.&Apache::lonxml::message_location().'
 </div>  </div>
 '.  '.
        '<table border="0" width="100%"><tr><td bgcolor="#DDDDDD">';         '<table border="0" width="100%"><tr><td bgcolor="#F8F8F8">';
 }  }
   
 sub problem_edit_footer {  sub problem_edit_footer {
     return '</td></tr></table><br />      return '</td></tr></table><br />
 <div class="LC_edit_problem_footer">  <div class="LC_edit_problem_footer">
   <hr class="LC_edit_problem_divide" />'.    <hr />'.
 &problem_edit_buttons().'  &problem_edit_buttons().'
   <hr class="LC_edit_problem_divide" />    <hr style="clear:both;" />
 </div>  </div>
 '.  '.
   
     &Apache::lonhtmlcommon::htmlareaselectactive(&Apache::lonhtmlcommon::get_htmlareafields()).  
     "\n</form>\n".&Apache::loncommon::end_page();      "\n</form>\n".&Apache::loncommon::end_page();
 }  }
   
Line 420  sub problem_web_to_edit_header { Line 560  sub problem_web_to_edit_header {
           
     my $show_all_foils_text =       my $show_all_foils_text = 
  ($Apache::lonhomework::parsing_a_task) ?   ($Apache::lonhomework::parsing_a_task) ?
  &mt('&nbsp;Show&nbsp;All&nbsp;Instances')   &mt('Show All Instances')
  : &mt('&nbsp;Show&nbsp;All&nbsp;Foils');   : &mt('Show All Foils');
   
     my $show_all= '<span class="LC_nobreak"><label><input type="checkbox" name="showallfoils" ';      my $show_all= '<span class="LC_nobreak"><label for="showallfoils">'
     if (defined($env{'form.showallfoils'})) { $show_all.='checked="checked"'; }                   .'<input type="checkbox" name="showallfoils"';
     $show_all.= ' />'.$show_all_foils_text.'</label></span>';      if (defined($env{'form.showallfoils'})) { $show_all.=' checked="checked"'; }
       $show_all.= ' /> '.$show_all_foils_text
                  .'</label></span>';
   
   
   
Line 451  sub problem_web_to_edit_header { Line 593  sub problem_web_to_edit_header {
   ".&option('exam'   ,'problemtype').&mt("Exam Problem")."</option>    ".&option('exam'   ,'problemtype').&mt("Exam Problem")."</option>
   ".&option('problem','problemtype').&mt("Homework Problem")."</option>    ".&option('problem','problemtype').&mt("Homework Problem")."</option>
   ".&option('survey' ,'problemtype').&mt("Survey Question")."</option>    ".&option('survey' ,'problemtype').&mt("Survey Question")."</option>
     ".&option('surveycred' ,'problemtype').&mt("Survey Question (with credit)")."</option>
     ".&option('anonsurvey' ,'problemtype').&mt("Anonymous Survey Question")."</option>
     ".&option('anonsurveycred' ,'problemtype').&mt("Anonymous Survey Question (with credit)")."</option>
   ".&option('practice' ,'problemtype').&mt("Practice Problem")."</option>    ".&option('practice' ,'problemtype').&mt("Practice Problem")."</option>
     ".&option('randomizetry' ,'problemtype').&mt("New Randomization Each Try")."</option>
 </select>  </select>
 </span>  </span>
 $show_all  $show_all
Line 498  $show_all Line 644  $show_all
      <input type="submit" name="clear_style_file" accesskey="d" value="'.&mt('Show Default View').'" />       <input type="submit" name="clear_style_file" accesskey="d" value="'.&mt('Show Default View').'" />
      <input type="submit" name="resetdata" accesskey="r" value="'.&mt('Reset Submissions').'" />       <input type="submit" name="resetdata" accesskey="r" value="'.&mt('Reset Submissions').'" />
    </div>     </div>
    <hr class="LC_edit_problem_divide" />     <hr />
    <div class="LC_edit_problem_header_randomize_row">     <div class="LC_edit_problem_header_randomize_row">
      <input type="submit" name="newrandomization" accesskey="a" value="'.&mt('New Randomization').'" />       <input type="submit" name="newrandomization" accesskey="a" value="'.&mt('New Randomization').'" />
      <input type="submit" name="changerandseed" value="'.&mt('Change Random Seed To:').'" />       <input type="submit" name="changerandseed" value="'.&mt('Change Random Seed To:').'" />
      <input type="text" name="rndseed" size="10" value="'.       <input type="text" name="rndseed" size="24" value="'.
        $rndseed.'"         $rndseed.'"
              onchange="javascript:document.lonhomework.changerandseed.click()" />';               onchange="javascript:document.lonhomework.changerandseed.click()" />';
   
Line 522  $show_all Line 668  $show_all
   
     $result.='      $result.='
    </div>     </div>
    <div class="LC_edit_problem_header_edit_row">';     <hr />
      <div>';
     $result.='<input type="hidden" name="problemmode" value="view" />';      $result.='<input type="hidden" name="problemmode" value="view" />';
     $result .= '<input type="button" name="submitmode" accesskey="e" value="'.&mt('Edit').'" '.      $result .= '<input type="button" name="submitmode" accesskey="e" value="'.&mt('Edit').'" '.
                'onclick="javascript:setmode(this.form,'."'edit'".')" />';                 'onclick="javascript:setmode(this.form,'."'edit'".')" />';
Line 530  $show_all Line 677  $show_all
                'onclick="javascript:setmode(this.form,'."'editxml'".')" />';                 'onclick="javascript:setmode(this.form,'."'editxml'".')" />';
     $result.='      $result.='
    </div>     </div>
      <hr />
    '.&Apache::lonxml::message_location().'     '.&Apache::lonxml::message_location().'
 </div>';  </div>';
     return $result;      return $result;
Line 607  sub finalize_storage { Line 755  sub finalize_storage {
     $result=&Apache::lonnet::cstore(\%Apache::lonhomework::results,      $result=&Apache::lonnet::cstore(\%Apache::lonhomework::results,
     $symb,$courseid,$domain,$name);      $symb,$courseid,$domain,$name);
     &Apache::lonxml::debug('Store return message:'.$result);      &Apache::lonxml::debug('Store return message:'.$result);
             if ($env{'request.role'} =~/^st/) {              &store_aggregates($symb,$courseid);
                 &store_aggregates($symb,$courseid);  
             }  
  }   }
     } else {      } else {
  &Apache::lonxml::debug('Nothing to store');   &Apache::lonxml::debug('Nothing to store');
Line 629  item store_aggregates() Line 775  item store_aggregates()
   
 sub store_aggregates {  sub store_aggregates {
     my ($symb,$courseid) = @_;      my ($symb,$courseid) = @_;
     my %aggregate;      my (%aggregate,%anoncounter,%randtrycounter);
     my @parts;      my @parts;
     my $cdomain = $env{'course.'.$env{'request.course.id'}.'.domain'};      my $cdomain = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $cname = $env{'course.'.$env{'request.course.id'}.'.num'};      my $cname = $env{'course.'.$env{'request.course.id'}.'.num'};
Line 639  sub store_aggregates { Line 785  sub store_aggregates {
         }          }
     }      }
     foreach my $part (@parts) {      foreach my $part (@parts) {
         if ($Apache::lonhomework::results{'resource.'.$part.'.award'}          if ($env{'request.role'} =~/^st/) {
     eq 'APPROX_ANS' ||              if ($Apache::lonhomework::results{'resource.'.$part.'.award'}
     $Apache::lonhomework::results{'resource.'.$part.'.award'}          eq 'APPROX_ANS' ||
     eq 'EXACT_ANS') {          $Apache::lonhomework::results{'resource.'.$part.'.award'}
             $aggregate{$symb."\0".$part."\0correct"} = 1;          eq 'EXACT_ANS') {
                   $aggregate{$symb."\0".$part."\0correct"} = 1;
               }
               if ($Apache::lonhomework::results{'resource.'.$part.'.tries'} == 1) {
                   $aggregate{$symb."\0".$part."\0users"} = 1;
               } else {
                   my (undef,$last_reset) = &Apache::grades::get_last_resets($symb,$env{'request.course.id'},[$part]); 
                   if ($last_reset) {
                       if (&Apache::grades::get_num_tries(\%Apache::lonhomework::history,$last_reset,$part) == 0) {
                           $aggregate{$symb."\0".$part."\0users"} = 1;
                       }
                   }
               }
               $aggregate{$symb."\0".$part."\0attempts"} = 1;
         }          }
         if ($Apache::lonhomework::results{'resource.'.$part.'.tries'} == 1) {          if (($Apache::lonhomework::results{'resource.'.$part.'.type'} eq 'anonsurvey') || 
             $aggregate{$symb."\0".$part."\0users"} = 1;              ($Apache::lonhomework::results{'resource.'.$part.'.type'} eq 'anonsurveycred') ||
         } else {              ($Apache::lonhomework::results{'resource.'.$part.'.type'} eq 'randomizetry')) {
             my (undef,$last_reset) = &Apache::grades::get_last_resets($symb,$env{'request.course.id'},[$part]);               if ($Apache::lonhomework::results{'resource.'.$part.'.type'} eq 'randomizetry') {
             if ($last_reset) {                  $randtrycounter{$symb."\0".$part} = 1;
                 if (&Apache::grades::get_num_tries(\%Apache::lonhomework::history,$last_reset,$part) == 0) {              } else {
                     $aggregate{$symb."\0".$part."\0users"} = 1;                  $anoncounter{$symb."\0".$part} = 1;
               }
               my $needsrelease = $Apache::lonnet::needsrelease{'parameter:type:'.$Apache::lonhomework::results{'resource.'.$part.'.type'}};
               if ($needsrelease) {   
                   my $curr_required = $env{'course.'.$env{'request.course.id'}.'.internal.releaserequired'};
                   if ($curr_required eq '') {
                       &Apache::lonnet::update_released_required($needsrelease);
                   } else {
                       my ($currmajor,$currminor) = split(/\./,$curr_required);
                       my ($needsmajor,$needsminor) = split(/\./,$needsrelease);
                       if (($currmajor < $needsmajor) || ($currmajor == $needsmajor && $currminor < $needsminor)) {
                           &Apache::lonnet::update_released_required($needsrelease);
                       }
                 }                  }
             }              }
         }          }
         $aggregate{$symb."\0".$part."\0attempts"} = 1;  
     }      }
     if (keys (%aggregate) > 0) {      if (keys (%aggregate) > 0) {
  &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,   &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
                             $cdomain,$cname);                              $cdomain,$cname);
     }      }
       if (keys(%anoncounter) > 0) {
           &Apache::lonnet::cput('nohist_anonsurveys',\%anoncounter,
                                 $cdomain,$cname);
       }
       if (keys(%randtrycounter) > 0) {
           &Apache::lonnet::cput('nohist_randomizetry',\%randtrycounter,
                                 $cdomain,$cname);
       }
 }  }
   
 sub checkout_msg {  sub checkout_msg {
Line 674  sub checkout_msg { Line 852  sub checkout_msg {
     return (<<ENDCHECKOUT);      return (<<ENDCHECKOUT);
 <h2>$lt{'resource'}</h2>  <h2>$lt{'resource'}</h2>
     <p>$lt{'id_expln'}</p>      <p>$lt{'id_expln'}</p>
 <font color="red">  <p class="LC_warning">$lt{'warning'}</p>
 <p>$lt{'warning'}</p>  <form name="checkout" method="post" action="$uri">
 </font>  
 <form name="checkout" method="POST" action="$uri">  
 <input type="hidden" name="doescheckout" value="yes" />  <input type="hidden" name="doescheckout" value="yes" />
 <input type="button" name="checkoutbutton" value="$lt{'checkout'}" onClick="javascript:if (confirm('$lt{'checkout?'}')) { document.checkout.submit(); }" />  <input type="button" name="checkoutbutton" value="$lt{'checkout'}" onClick="javascript:if (confirm('$lt{'checkout?'}')) { document.checkout.submit(); }" />
 </form>  </form>
Line 711  sub firstaccess_msg { Line 887  sub firstaccess_msg {
     my $buttontext = &mt('Show Resource');      my $buttontext = &mt('Show Resource');
     my $timertext = &mt('Start Timer?');      my $timertext = &mt('Start Timer?');
     $result .= (<<ENDCHECKOUT);      $result .= (<<ENDCHECKOUT);
 <form name="markaccess" method="POST" action="$uri">  <form name="markaccess" method="post" action="$uri">
 <input type="hidden" name="markaccess" value="yes" />  <input type="hidden" name="markaccess" value="yes" />
 <input type="button" name="accessbutton" value="$buttontext" onClick="javascript:if (confirm('$timertext')) { document.markaccess.submit(); }" />  <input type="button" name="accessbutton" value="$buttontext" onClick="javascript:if (confirm('$timertext')) { document.markaccess.submit(); }" />
 </form>  </form>
Line 743  sub init_problem_globals { Line 919  sub init_problem_globals {
  &Apache::lonhomework::reset_show_problem_status();   &Apache::lonhomework::reset_show_problem_status();
  $Apache::lonhomework::ignore_response_errors=1;   $Apache::lonhomework::ignore_response_errors=1;
     }      }
       @Apache::functionplotresponse::callscripts=();
     @Apache::inputtags::responselist = ();      @Apache::inputtags::responselist = ();
     @Apache::inputtags::importlist = ();      @Apache::inputtags::importlist = ();
     @Apache::inputtags::previous=();      @Apache::inputtags::previous=();
Line 770  sub reset_problem_globals { Line 947  sub reset_problem_globals {
     undef($Apache::lonhomework::type);      undef($Apache::lonhomework::type);
     undef($Apache::lonhomework::scantronmode);      undef($Apache::lonhomework::scantronmode);
     undef($Apache::lonhomework::ignore_response_errors);      undef($Apache::lonhomework::ignore_response_errors);
       undef(@Apache::functionplotresponse::callscripts);
     &Apache::lonhomework::reset_show_problem_status();      &Apache::lonhomework::reset_show_problem_status();
 }  }
   
Line 870  sub start_problem { Line 1048  sub start_problem {
   
     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,$target); }
     if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||      if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
  $target eq 'tex') {   $target eq 'tex') {
  #handle exam checkout  
  if ($Apache::lonhomework::type eq 'exam') {  
     my $token=  
  $Apache::lonhomework::history{"resource.0.outtoken"};  
     if (($env{'form.doescheckout'}) && (!$token)) {  
  $token=&Apache::lonxml::maketoken();  
  $Apache::lonhomework::history{"resource.0.outtoken"}=  
     $token;  
     }  
     $result.=&Apache::lonxml::printtokenheader($target,$token);  
  }  
  if ($env{'form.markaccess'}) {   if ($env{'form.markaccess'}) {
     my @interval=&Apache::lonnet::EXT("resource.0.interval");      my @interval=&Apache::lonnet::EXT("resource.0.interval");
     &Apache::lonnet::set_first_access($interval[1]);      &Apache::lonnet::set_first_access($interval[1]);
  }   }
   
           ($status,$accessmsg,my $slot_name,my $slot) =
               &Apache::lonhomework::check_slot_access('0','problem');
           push (@Apache::inputtags::status,$status);
   
  #handle rand seed in construction space   #handle rand seed in construction space
  my $rndseed=&setup_rndseed($safeeval);   my $rndseed=&setup_rndseed($safeeval,$target);
  my ($symb)=&Apache::lonnet::whichuser();   my ($symb)=&Apache::lonnet::whichuser();
   
  if ($env{'request.state'} ne "construct" &&    if ($env{'request.state'} ne "construct" && 
     ($symb eq '' || $Apache::lonhomework::type eq 'practice')) {      ($symb eq '' || $Apache::lonhomework::type eq 'practice')) {
     $form_tag_start.='<input type="hidden" name="rndseed" value="'.      $form_tag_start.='<input type="hidden" name="rndseed" value="'.
Line 903  sub start_problem { Line 1076  sub start_problem {
                              value="'.$env{'form.username'}.'" />';                               value="'.$env{'form.username'}.'" />';
     }      }
     if ($env{'request.role.adv'}) {      if ($env{'request.role.adv'}) {
  $form_tag_start.=   $form_tag_start.= ' <label class="LC_nobreak">'
     ' <label><input type="checkbox" name="showallfoils" ';                           .'<input type="checkbox" name="showallfoils"';
  if (defined($env{'form.showallfoils'})) {   if (defined($env{'form.showallfoils'})) {
     $form_tag_start.='checked="on"';      $form_tag_start.=' checked="checked"';
  }   }
  $form_tag_start.= ' />'.&mt('&nbsp;Show&nbsp;All&nbsp;Foils').                  $form_tag_start.= ' /> '
     '</label>';                                   .&mt('Show All Foils')
                                    .'</label>';
     }      }
             if ($Apache::lonhomework::type eq 'practice') {              if ($Apache::lonhomework::type eq 'practice') {
                 $form_tag_start.=&practice_problem_header();                  $form_tag_start.=&practice_problem_header();
             }              }
     $form_tag_start.='<hr />';      $form_tag_start.='<hr />';
  }          } elsif (($env{'request.state'} ne "construct") &&
                    ($Apache::lonhomework::type eq 'randomizetry') &&
  ($status,$accessmsg,my $slot_name,my $slot) =                    ($status eq 'CAN_ANSWER')) {
     &Apache::lonhomework::check_slot_access('0','problem');              my $reqtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.randomizeontries");
  push (@Apache::inputtags::status,$status);              my $problemstatus = &get_problem_status($Apache::inputtags::part);
               $form_tag_start.=&randomizetry_problem_header($problemstatus,$reqtries);
           }
   
  my $expression='$external::datestatus="'.$status.'";';   my $expression='$external::datestatus="'.$status.'";';
  $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.0.solved"}.'";';   $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.0.solved"}.'";';
Line 939  sub start_problem { Line 1115  sub start_problem {
  my $msg;   my $msg;
  if ($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 eq 'NOT_IN_A_SLOT') {
                       $msg.='<h1>'.&mt('You are not currently signed up to work at this time and/or place.').'</h1>';
  } elsif ($status ne 'NOT_YET_VIEWED') {   } elsif ($status ne 'NOT_YET_VIEWED') {
     $msg.='<h1>'.&mt('Not open to be viewed').'</h1>';      $msg.='<h1>'.&mt('Not open to be viewed').'</h1>';
  }   }
Line 949  sub start_problem { Line 1127  sub start_problem {
  } elsif ($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') {
     $msg.=&Apache::bridgetask::add_request_another_attempt_button("Sign up for time to work.");      $msg.=&Apache::bridgetask::add_request_another_attempt_button("Sign up for time to work");
  }   }
  $result.=$msg.'<br />';   $result.=$msg.'<br />';
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  my $startminipage = ($env{'form.problem_split'}=~/yes/i)? ''   my $startminipage = ($env{'form.problem_split'}=~/yes/i)? ''
                     : '\begin{minipage}{\textwidth}';                      : '\begin{minipage}{\textwidth}';
  $result.='\begin{document}\noindent \vskip 1 mm '.   $result.='\noindent \vskip 1 mm '.
     $startminipage.'\vskip 0 mm';      $startminipage.'\vskip 0 mm';
  if ($status eq 'UNAVAILABLE') {   if ($status eq 'UNAVAILABLE') {
     $result.=&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'\vskip 0 mm ';      $result.=&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'\vskip 0 mm ';
Line 998  sub start_problem { Line 1176  sub start_problem {
     $result .= '<input type="hidden" name="grade_'.$field.      $result .= '<input type="hidden" name="grade_'.$field.
  '" value="'.$env{"form.grade_$field"}.'" />'."\n";   '" value="'.$env{"form.grade_$field"}.'" />'."\n";
  }   }
                   foreach my $field ('trial','questiontype') {
                       if ($env{"form.grade_$field"} ne '') {
                           $result .= '<input type="hidden" name="grade_'.$field.
                               '" value="'.$env{"form.grade_$field"}.'" />'."\n";
                       }
                   }
     }      }
               if ($env{'form.grade_imsexport'}) {
                   $result = '';
               }
  } elsif ($target eq 'tex') {   } elsif ($target eq 'tex') {
     $result .= 'INSERTTEXFRONTMATTERHERE';      $result .= 'INSERTTEXFRONTMATTERHERE';
   
Line 1056  sub end_problem { Line 1243  sub end_problem {
     $allow_print_points=0;      $allow_print_points=0;
  }   }
  my $name_of_resourse= &Apache::lonxml::latex_special_symbols(&get_resource_name($parstack,$safeeval),'header');   my $name_of_resourse= &Apache::lonxml::latex_special_symbols(&get_resource_name($parstack,$safeeval),'header');
  my $begin_doc='\begin{document} \typeout{STAMPOFPASSEDRESOURCESTART Resource <h2>"'.$name_of_resourse.'"</h2> located in <br /><small><b>'.$env{'request.uri'}.'</b></small><br /> STAMPOFPASSEDRESOURCEEND} \noindent ';   my $begin_doc=' \typeout{STAMPOFPASSEDRESOURCESTART Resource <h2>"'.$name_of_resourse.'"</h2> located in <br /><small><b>'.$env{'request.uri'}.'</b></small><br /> STAMPOFPASSEDRESOURCEEND} \noindent ';
  my $toc_line='\vskip 1 mm\noindent '.$startminipage.   my $toc_line='\vskip 1 mm\noindent '.$startminipage.
     '\addcontentsline{toc}{subsection}{'.$name_of_resourse.'}';      '\addcontentsline{toc}{subsection}{'.$name_of_resourse.'}';
   
Line 1066  sub end_problem { Line 1253  sub end_problem {
   
  my $duetime = &Apache::lonnet::EXT("resource.$id.duedate");    my $duetime = &Apache::lonnet::EXT("resource.$id.duedate"); 
  my $duedate = POSIX::strftime("%c",localtime($duetime));   my $duedate = POSIX::strftime("%c",localtime($duetime));
           my $duedate_text = &mt('Due date: [_1]'
                                 ,&Apache::lonlocal::locallocaltime($duetime));
  my $temp_file;   my $temp_file;
  my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";   my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";
   
Line 1097  sub end_problem { Line 1286  sub end_problem {
     if (not $env{'request.symb'} =~ m/\.page_/) {      if (not $env{'request.symb'} =~ m/\.page_/) {
  if(not $duedate=~m/1969/ and $Apache::lonhomework::type ne 'exam') {   if(not $duedate=~m/1969/ and $Apache::lonhomework::type ne 'exam') {
     $frontmatter .= $begin_doc.      $frontmatter .= $begin_doc.
  '\textit{Due date: '.$duedate.'} '.$toc_line;   '\textit{'.$duedate_text.'} '.$toc_line;
  } else {   } else {
     $frontmatter.= $begin_doc.$toc_line;      $frontmatter.= $begin_doc.$toc_line;
     if ($Apache::lonhomework::type eq 'exam' and $allow_print_points==1) { $frontmatter .= '\fbox{\textit{'.$weight.' pt}}';}      if ($Apache::lonhomework::type eq 'exam' and $allow_print_points==1) { 
    $frontmatter .= '\fbox{\textit{'.&mt('[quant,_1,pt,pt]',$weight ).'}}';
       }
  }   }
     } else {      } else {
  $frontmatter .= '\vskip 1mm\textit{Due date: '.$duedate.'} \\\\\\\\'.$startminipage;   $frontmatter .= '\vskip 1mm\textit{'.$duedate_text.'} \\\\\\\\'.$startminipage;
     }      }
  } else {   } else {
     if (not $env{'request.symb'} =~ m/\.page_/) {      if (not $env{'request.symb'} =~ m/\.page_/) {
  $frontmatter .= $begin_doc.$toc_line;   $frontmatter .= $begin_doc.$toc_line;
  if (($Apache::lonhomework::type eq 'exam') and ($allow_print_points==1)) { $frontmatter .= '\fbox{\textit{'.$weight.' pt}}';}   if (($Apache::lonhomework::type eq 'exam') and ($allow_print_points==1)) { 
       $frontmatter .= '\fbox{\textit{'.&mt('[quant,_1,pt,pt]',$weight ).'}}';
    }
     } else {      } else {
  $frontmatter .= '\vskip 1mm \\\\\\\\'.$startminipage;   $frontmatter .= '\vskip 1mm \\\\\\\\'.$startminipage;
     }      }
Line 1131  sub end_problem { Line 1324  sub end_problem {
     }      }
  } elsif ( ($target eq 'web' || $target eq 'tex') &&   } elsif ( ($target eq 'web' || $target eq 'tex') &&
   $Apache::inputtags::part eq '0' &&    $Apache::inputtags::part eq '0' &&
   $status ne 'UNCHECKEDOUT' && $status ne 'NOT_YET_VIEWED') {    $status ne 'UNCHECKEDOUT' && $status ne 'NOT_YET_VIEWED'
                     && !$env{'form.grade_imsexport'}) {
     # if part is zero, no <part>s existed, so we need show the current      # if part is zero, no <part>s existed, so we need show the current
     # grading status      # grading status
     my $gradestatus = &Apache::inputtags::gradestatus($Apache::inputtags::part,$target);      my $gradestatus = &Apache::inputtags::gradestatus($Apache::inputtags::part,$target);
Line 1141  sub end_problem { Line 1335  sub end_problem {
     (($target eq 'web') && ($env{'request.state'} ne 'construct')) ||      (($target eq 'web') && ($env{'request.state'} ne 'construct')) ||
     ($target eq 'answer') || ($target eq 'tex')      ($target eq 'answer') || ($target eq 'tex')
    ) {     ) {
     if ($target ne 'tex' &&      if (($target ne 'tex') &&
  $env{'form.answer_output_mode'} ne 'tex') {   ($env{'form.answer_output_mode'} ne 'tex') && 
                   (!$env{'form.grade_imsexport'})) {
  $result.="</form>";   $result.="</form>";
  $result.= &Apache::lonhtmlcommon::htmlareaselectactive(&Apache::lonhtmlcommon::get_htmlareafields());  
     }      }
     if ($target eq 'web') {      if ($target eq 'web') {
  $result.= &Apache::loncommon::end_page({'discussion' => 1});   $result.= &Apache::loncommon::end_page({'discussion' => 1});
Line 1165  sub end_problem { Line 1359  sub end_problem {
  }   }
     }      }
  }   }
           if ($target eq 'web') {
              $result.=&Apache::functionplotresponse::init_script();
           }
  if ($target eq 'grade') {   if ($target eq 'grade') {
     &Apache::lonhomework::showhash(%Apache::lonhomework::results);      &Apache::lonhomework::showhash(%Apache::lonhomework::results);
     &finalize_storage();      &finalize_storage();
Line 1222  sub start_library { Line 1419  sub start_library {
  ($result,$form_tag_start)=   ($result,$form_tag_start)=
     &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval,      &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval,
  $name);   $name);
  my $rndseed=&setup_rndseed($safeeval);   my $rndseed=&setup_rndseed($safeeval,$target);
  $result.=" \n $form_tag_start".   $result.=" \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);
Line 1331  sub start_languageblock { Line 1528  sub start_languageblock {
  $target eq 'tex' || $target eq 'analyze' || $target eq 'webgrade') {   $target eq 'tex' || $target eq 'analyze' || $target eq 'webgrade') {
  my $include = $token->[2]->{'include'};   my $include = $token->[2]->{'include'};
  my $exclude = $token->[2]->{'exclude'};   my $exclude = $token->[2]->{'exclude'};
         my @preferred_languages=&Apache::loncommon::preferred_languages();          my @preferred_languages=&Apache::lonlocal::preferred_languages();
 # This should not even happen, since we should at least have the server language  # This should not even happen, since we should at least have the server language
         if (!$preferred_languages[0]) { $preferred_languages[0]='en'; }          if (!$preferred_languages[0]) { $preferred_languages[0]='en'; }
 # Now loop over all languages in order of preference  # Now loop over all languages in order of preference
Line 1461  sub start_instructorcomment { Line 1658  sub start_instructorcomment {
   
     if ($target eq 'web' || $target eq 'grade'   || $target eq 'answer' ||      if ($target eq 'web' || $target eq 'grade'   || $target eq 'answer' ||
  $target eq 'tex' || $target eq 'analyze' || $target eq 'webgrade') {   $target eq 'tex' || $target eq 'analyze' || $target eq 'webgrade') {
         $result=($env{'request.role'}=~/^(in|cc|au|ca|li)/);          $result=($env{'request.role'}=~/^(in|cc|co|au|ca|li)/);
  if ( (! $result) or ($env{'form.instructor_comments'} eq 'hide')) {   if ( (! $result) or ($env{'form.instructor_comments'} eq 'hide')) {
     my $skip=&Apache::lonxml::get_all_text("/instructorcomment",      my $skip=&Apache::lonxml::get_all_text("/instructorcomment",
    $parser,$style);     $parser,$style);
Line 1599  sub start_randomlist { Line 1796  sub start_randomlist {
     my $showarg=&Apache::lonxml::get_param('show',$parstack,$safeeval);      my $showarg=&Apache::lonxml::get_param('show',$parstack,$safeeval);
     $showarg--;      $showarg--;
     if ( ($showarg >= 0) && ($showarg < $show) ) { $show = $showarg; }      if ( ($showarg >= 0) && ($showarg < $show) ) { $show = $showarg; }
               if (($target eq 'analyze') && ($env{'form.check_parts_withrandomlist'})) {
                   my @currlist;
                   my $part = $Apache::inputtags::part;
                   if ($part ne '') {
                       if (ref($Apache::lonhomework::analyze{'parts_withrandomlist'}) eq 'ARRAY') {
                           my @currlist = @{$Apache::lonhomework::analyze{'parts_withrandomlist'}};
                           if (!(grep(/^\Q$part\E$/,@currlist))) {
                               push(@{$Apache::lonhomework::analyze{'parts_withrandomlist'}},$part);
                           }
                       } else {
                           push(@{$Apache::lonhomework::analyze{'parts_withrandomlist'}},$part);
                       }
                   }
               }
     for(0 .. $show) {      for(0 .. $show) {
  $bodytext .= "$randomlist[ $idx_arr[$_] ]";   $bodytext .= "$randomlist[ $idx_arr[$_] ]";
     }      }
Line 1652  sub ordered_show_check { Line 1863  sub ordered_show_check {
     return $in_order_show;      return $in_order_show;
 }  }
   
   
   sub start_startpartmarker {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
       my $result='';
       if ($target eq 'edit') {
           $result=&Apache::edit::tag_start($target,$token);
           $result.=&mt('Marker for the start of a part. Place end marker below to wrap in-between tags into a new part.').'</td></tr>';
           $result.=&Apache::edit::end_table();
   
       } 
       return $result;
   }
   
   sub end_startpartmarker {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
       my @result;
       if ($target eq 'edit') { $result[1]='no'; }
       return @result;
   }
   
   sub start_endpartmarker {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
       my $result='';
       if ($target eq 'edit') {
           $result=&Apache::edit::tag_start($target,$token);
           $result.=&mt('Marker for the end of a part. Place start marker above to wrap in-between tags into a new part.').'</td></tr>';
           $result.=&Apache::edit::end_table();
   
       }
       return $result;
   }
   
   sub end_endpartmarker {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
       my @result;
       if ($target eq 'edit') { $result[1]='no'; }
       return @result;
   }
   
   
   
   
   
 sub start_part {  sub start_part {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     if (!$Apache::lonxml::metamode) {      if (!$Apache::lonxml::metamode) {
Line 1736  sub start_part { Line 1990  sub start_part {
     '.disableexampointprint'}) eq 'yes') {      '.disableexampointprint'}) eq 'yes') {
  $allow_print_points=0;   $allow_print_points=0;
     }      }
     if (($Apache::lonhomework::type eq 'exam') && ($allow_print_points)) { $result .= '\fbox{\textit{'.$weight.' pt}}';}      if (($Apache::lonhomework::type eq 'exam') && ($allow_print_points)) { 
    $result .= '\vskip 10mm\fbox{\textit{'.&mt('[quant,_1,pt,pt]',$weight ).'}}';
   
       }
  } elsif ($target eq 'web') {   } elsif ($target eq 'web') {
     $result.='<a name="'.&escape($Apache::inputtags::part).'" />';                      if ($status eq 'CAN_ANSWER') {
                           my $problemstatus = &get_problem_status($Apache::inputtags::part); 
                           my $probrandomize = &Apache::lonnet::EXT("resource.$Apache::inputtags::partlist[0].type");
                           my $probrandtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::partlist[0].randomizeontries");
                           my $num = scalar(@Apache::inputtags::partlist)-1;
                           if ($probrandomize eq 'randomizetry') {
                               if (&Apache::lonnet::EXT("resource.$Apache::inputtags::part.type") ne 'randomizetry') {
                                   $result .= &randomizetry_part_header($problemstatus,'none',$num);
                               } else {
                                   my $reqtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.randomizeontries");
                                   if ($probrandtries ne $reqtries) {
                                       $result .= &randomizetry_part_header($problemstatus,$reqtries,$num);
                                   }
                               }
                           } elsif (&Apache::lonnet::EXT("resource.$Apache::inputtags::part.type") eq 'randomizetry') {
                               my $reqtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.randomizeontries");
                               $result .= &randomizetry_part_header($problemstatus,$reqtries,$num);
                           }
                       }
       $result.='<a name="'.&escape($Apache::inputtags::part).'" ></a>';
  }   }
     }      }
  }   }
Line 1784  sub end_part { Line 2060  sub end_part {
      !$hidden && $in_order_show) {       !$hidden && $in_order_show) {
  my $gradestatus=&Apache::inputtags::gradestatus($Apache::inputtags::part,   my $gradestatus=&Apache::inputtags::gradestatus($Apache::inputtags::part,
  $target);   $target);
  if ($Apache::lonhomework::type eq 'exam' && $target eq 'tex') {   if (($Apache::lonhomework::type eq 'exam' && $target eq 'tex') ||
                ($env{'form.grade_imsexport'})) {
     $gradestatus='';      $gradestatus='';
  }   }
  $result.=$gradestatus;   $result.=$gradestatus;
Line 1905  sub start_problemtype { Line 2182  sub start_problemtype {
  $result .=&Apache::edit::checked_arg('When used as type(s):','for',   $result .=&Apache::edit::checked_arg('When used as type(s):','for',
      [ ['exam','Exam/Quiz Problem'],       [ ['exam','Exam/Quiz Problem'],
        ['survey','Survey'],         ['survey','Survey'],
                                                  ['surveycred','Survey (with credit)'],
                                                  ['anonsurvey','Anonymous Survey'],
                                                  ['anonsurveycred','Anonymous Survey (with credit)'],
        ['problem','Homework Problem'],         ['problem','Homework Problem'],
                                                ['practice','Practice Problem'] ]                                                 ['practice','Practice Problem'],
                                                  ['randomizetry','New Randomization Each Try'] ]
      ,$token);       ,$token);
  $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();   $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
     } elsif ($target eq 'modified') {      } elsif ($target eq 'modified') {
Line 1942  sub end_startouttext { Line 2223  sub end_startouttext {
     if ($target eq 'edit') {      if ($target eq 'edit') {
  my $areaid = 'homework_edit_'.$Apache::lonxml::curdepth;   my $areaid = 'homework_edit_'.$Apache::lonxml::curdepth;
  $text=&Apache::lonxml::get_all_text("endouttext",$parser,$style);   $text=&Apache::lonxml::get_all_text("endouttext",$parser,$style);
    $result.=&Apache::edit::start_table($token)."<tr><td>".&mt('Text Block')."</td>"
  $result.=&Apache::edit::start_table($token)."<tr><td>".&mt('Text Block')."</td>                   .'<td><span class="LC_nobreak">'.&mt('Delete?').' '
 <td>".&mt('Delete:').                   .&Apache::edit::deletelist($target,$token)
                  &Apache::edit::deletelist($target,$token)                   .'</span></td>'
  ."</td>";           .'<td align="left"><span id="math_'.$areaid.'" />'
         unless ($env{'environment.wysiwygeditor'} eq 'on') {   .&Apache::lonhtmlcommon::dragmath_button($areaid,1)
     $result .= '<td align="left">'   .'<span></td>'
  .&Apache::lonhtmlcommon::dragmath_button($areaid,1)   .'<td>'
  .'</td>'   .&Apache::edit::insertlist($target,$token)
  .'<td>'   .'</td>'
  .&Apache::edit::insertlist($target,$token)           .'<td align="right" valign="top">' .
  .'</td>';           &Apache::loncommon::helpLatexCheatsheet().
  }  
  $result.='<td align="right" valign="top">' .  
     &Apache::loncommon::helpLatexCheatsheet().  
  &Apache::edit::end_row().   &Apache::edit::end_row().
                  &Apache::edit::start_spanning_row()."\n".                   &Apache::edit::start_spanning_row()."\n".
  &Apache::edit::editfield($token->[1],$text,"",80,8,1);   &Apache::edit::editfield($token->[1],$text,"",80,8,1);
Line 2019  sub start_simpleeditbutton { Line 2297  sub start_simpleeditbutton {
         my $url=$env{'request.noversionuri'};          my $url=$env{'request.noversionuri'};
         $url=~s/\?.*$//;          $url=~s/\?.*$//;
  my ($symb) = &Apache::lonnet::whichuser();   my ($symb) = &Apache::lonnet::whichuser();
  $result='<table width="100%" bgcolor="#FFFFAA" border="2"><tr><td>'.  #       Warning makes more sense and is more important on edit screen
                 '<a href="'.$url.'/smpedit?symb='.&escape($symb).'">'.&mt('Edit').'</a> - '.&mt('Note: it can take up to 10 minutes for changes to take effect for all users.').  #       $result='<p class="LC_warning">'
 &Apache::loncommon::help_open_topic('Caching').'</td></tr></table><br />';  #              .&mt('Note: it can take up to 10 minutes for changes to take effect for all users.')
   #              .&Apache::loncommon::help_open_topic('Caching')
   #              .'</p>';
           $result.=&Apache::loncommon::head_subbox(
                    &Apache::lonhtmlcommon::start_funclist()
                   .&Apache::lonhtmlcommon::add_item_funclist(
                        '<a href="'.$url.'/smpedit?symb='.&escape($symb).'">'
                       .&mt('Edit').'</a>')
                   .&Apache::lonhtmlcommon::end_funclist());
   
     }      }
     return $result;      return $result;
 }  }
Line 2036  sub practice_problem_header { Line 2323  sub practice_problem_header {
            '</span>';             '</span>';
 }  }
   
   sub randomizetry_problem_header {
       my ($problemstatus,$reqtries) = @_;
       my ($header,$text);
       if ($reqtries > 1) {
           $header = &mt('New Problem Variation After Every [quant,_1,Try,Tries]',$reqtries);
           if (($problemstatus eq 'no') ||
               ($problemstatus eq 'no_feedback_ever')) {
               $text = &mt('A new variation will be generated after every [quant,_1,try,tries], until the tries limit is reached.',$reqtries);
           } else {
               $text = &mt('A new variation will be generated after every [quant,_1,try,tries], until correct or tries limit is reached.',$reqtries);
           }
       } else {
           $header = &mt('New Problem Variation Each Try');
           if (($problemstatus eq 'no') ||
               ($problemstatus eq 'no_feedback_ever')) {
               $text = &mt('A new variation will be generated after each try until the tries limit is reached.');
   
           } else {
               $text = &mt('A new variation will be generated after each try until correct or tries limit is reached.');
           }
       }
       return '<span class="LC_info"><h3>'.$header.'</h3></span>'.
              '<span class="LC_info">'.$text.'</span><hr />';
   }
   
   sub randomizetry_part_header {
       my ($problemstatus,$reqtries,$num) = @_;
       my ($header,$text);
       if ($reqtries eq 'none') {
           $header = &mt('No Question Variation');
           $text = &mt('For this question there will no new variation after a try.');
       } elsif ($reqtries > 1) {
           $header = &mt('New Question Variation After Every [quant,_1,Try,Tries]',$reqtries);
           if (($problemstatus eq 'no') ||
               ($problemstatus eq 'no_feedback_ever')) {
               $text = &mt('For this question a new variation will be generated after every [quant,_1,try,tries], until the tries limit is reached.',$reqtries);
           } else {
               $text = &mt('For this question a new variation will be generated after every [quant,_1,try,tries], until correct or tries limit is reached.',$reqtries);
           }
       } else {
           $header = &mt('New Question Variation For Each Try');
           if (($problemstatus eq 'no') ||
               ($problemstatus eq 'no_feedback_ever')) {
               $text =  &mt('For this question a new variation will be generated after each try until the tries limit is reached.');
           } else {
               $text = &mt('For this question a new variation will be generated after each try until correct or tries limit is reached.');
           }
       }
       my $output;
       if ($num > 1) {
           $output .= '<hr />';
       }
       $output .=  '<span class="LC_info"><h4>'.$header.'</h4></span>'.
                     '<span class="LC_info">'.$text.'</span><br /><br />';
       return $output;
   }
   
 1;  1;
 __END__  __END__
   
Removed from v.1.435  
changed lines
  Added in v.1.492

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