--- rat/lonpage.pm	2014/02/11 15:56:47	1.103
+++ rat/lonpage.pm	2015/07/17 19:00:47	1.110
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Page Handler
 #
-# $Id: lonpage.pm,v 1.103 2014/02/11 15:56:47 bisitz Exp $
+# $Id: lonpage.pm,v 1.110 2015/07/17 19:00:47 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -216,6 +216,7 @@ sub handler {
                   my $contents=0;
                   my $nforms=0;
                   my $nuploads=0;
+                  my $ntimers=0;
                   my %turninpaths;
                   my %multiresps;
                   my $turninparent;
@@ -307,6 +308,12 @@ ENDEXT
                                   #some additional cleanup necessary for LateX (due to limitations of table environment 
 				  $output =~ s/(\\vskip\s*\d+mm)\s*(\\\\)+/$1/g;
 			      }
+                              my $matheditor;
+                              if ($output =~ /\Qjavascript:LC_mathedit_HWVAL_\E/) {
+                                  $matheditor = 'dragmath';
+                              } elsif ($output =~ /LCmathField/) {
+                                  $matheditor = 'lcmath';
+                              }
                               my $parser=HTML::TokeParser->new(\$output);
                               my $token;
                               my $thisdir=$src;
@@ -363,16 +370,39 @@ ENDEXT
                               }
                               $output=~s/\<\/body\>.*//si;
                               if ($output=~/\<form/si) {
+                                  my $hastimer; 
 				  $nforms++;
                                   $output=~s/\<form[^\>]*\>//gsi;
                                   $output=~s/\<\/form[^\>]*\>//gsi;
                                   if ($output=~/\<input[^\>]+name\s*=\s*[\'\"]*HWFILE/) {
                                       $nuploads++;
                                   }
+                                  if ($output=~/\<input[^\>]+name\s*=\s*[\'\"]*accessbutton/) {
+                                      $ntimers++;
+                                      $hastimer = 1;
+                                  }
                                   $output=~
 				      s/\<((?:input|select|button|textarea)[^\>]+)name\s*\=\s*[\'\"]*([^\'\"]+)[\'\"]*([^\>]*)\>/\<$1 name="$prefix$2" $3\>/gsi;
                                   $output=~
                                       s/\<((?:input|select|button|textarea)[^\>]+)id\s*\=\s*[\'\"]*([^\'\"]+)[\'\"]*([^\>]*)\>/\<$1 id="$idprefix$2" $3\>/gsi;
+                                  if ($hastimer) {
+                                      $output=~
+                                          s/\<(input[^\>]+name=\Q"$prefix\Eaccessbutton"[^\>]+)(?:\Qdocument.markaccess.submit();\E)([^\>]*)\>/\<$1pageTimer(this.form,'$prefix')$2\>/gsi;
+                                      $output=~  s/\<(input[^\>]+name=\Q"$prefix\Emarkaccess"[^\>]+value=["'])(?:yes)(['"][^\>]*)\>/\<$1$2\>/gsi;
+                                  }
+                                  if ($matheditor eq 'dragmath') {
+                                      $output=~
+                                          s/(\Qjavascript:LC_mathedit_\E)(HWVAL_)([^'"]+?)(\(['"]*)(\QHWVAL_\E\3['"]\)\;void\(0\)\;)/$1$idprefix$2$3$4$idprefix$5/g;
+                                      $output=~
+                                          s/(function\s+LC_mathedit_)(HWVAL_)([^'"]+?)(\s+\(LCtextline\))/$1$idprefix$2$3$4/g;
+                                  } elsif ($matheditor eq 'lcmath') {
+                                      $output=~
+                                          s/(var\s+LCmathField\s+=\s+document\.getElementById\(['"])([^'"]+?)(['"]\)\;)/$1$idprefix$2$3/g;
+                                  }
+                                  $output=~
+                                      s/(\Q<div id="msg_\E)(\Qsubmit_\E)([^"]*)(\Q" style="display:none">\E)/<input type="hidden" name="$prefix$2$3_pressed" id="$idprefix$2$3_pressed" value="" \/>$1$idprefix$2$3$4/g;
+                                  $output=~
+                                      s/(\Q<td class="LC_status_\E)(\Qsubmit_\E)([^\"]*)(\s*[^\"]*"\>)/$1$idprefix$2$3$4/g;
                                   if ($nuploads) {
                                       $output=~
                                           s/\<(input[^\>]+name=\"\Q$prefix\EHWFILE[^\>]+)\s*id\s*\=\s*[\'\"]*([^\'\"]+)[\'\"]*([^\)]*)\>/\<$1 id="$prefix$2" $3\>/gsi;
@@ -385,6 +415,8 @@ ENDEXT
                                   }
                                   $output=~
                                       s/\<((?:input|select)[^\>]+\Qjavascript:setSubmittedPart\E)\(\s*[\'\"]([^\'\"]+)[\'\"]*\s*\)/\<$1('$2','$prefix')/gsi;
+                                  $output=~
+                                      s/\<(input[^\>]+\Qonfocus=\"javascript:disableAutoComplete\E)\(\'([^\']+)\'\)(;\")/\<$1('$idprefix$2')$3/gsi;
                               }
                               $thisdir=~s/\/[^\/]*$//;
 			      foreach (@rlinks) {
@@ -441,6 +473,16 @@ ENDEXT
                               );
                               $allscript .= &Apache::lonhtmlcommon::htmlareaselectactive(\%textarea_args);
                           }
+                          if ($ntimers) {
+                              $allscript .= '<script type="text/javascript">'."\n".
+                                            '// <![CDATA['."\n".
+                                            'function pageTimer(form,prefix) {'."\n".
+                                            "   form.elements[prefix+'markaccess'].value = 'yes';\n".
+                                            "   form.submit();\n".
+                                            '}'."\n".
+                                            '// ]]>'.
+                                            "\n</script>\n";
+                          }
 # ------------------------------------------------------------------ Start body
 			  $r->print(&Apache::loncommon::start_page(undef,$allscript,
 								   {'force_register' => 1,
@@ -457,7 +499,7 @@ ENDEXT
                               }
                               $fmtag .= ' action="'.
 					&Apache::lonenc::check_encrypt($requrl)
-					.'">';
+					.'" id="LC_page">';
                               $r->print($fmtag);
 			  }
 		      } elsif (($target eq 'tex') || ($target eq 'tex_answer')) {
@@ -537,9 +579,15 @@ ENDEXT
                                   $r->print('>'.$metainfo.'<embed src="'.
                                     $hash{'src_'.$rid}.'"></embed>');
                               } elsif (&Apache::lonnet::declutter($hash{'src_'.$rid}) !~/\.(sequence|page)$/) {
-                                  $r->print($metainfo.'<b>'.$hash{'title_'.$rid}.'</b><br />'.
-                                  &mt('It is recommended that you use an up-to-date virus scanner before handling this file.').'</p><p><table>'.
-                                  &Apache::londocs::entryline(0,&mt("Click to download or use your browser's Save Link function"),'/'.&Apache::lonnet::declutter($hash{'src_'.$rid})).'</table></p><br />');
+                                  $r->print($metainfo.'<b>'.$hash{'title_'.$rid}.'</b><br />');
+                                  unless ($cellemb{$rid} eq 'wrp') {
+                                      $r->print(&mt('It is recommended that you use an up-to-date virus scanner before handling this file.'));
+                                  }
+                                  $r->print('</p><p><table>'.
+                                            &Apache::londocs::entryline(0,
+                                                                        &mt("Click to download or use your browser's Save Link function"),
+                                                                        '/'.&Apache::lonnet::declutter($hash{'src_'.$rid})).
+                                                                        '</table></p><br />');
                               }
 			      unless (($target eq 'tex') || ($target eq 'tex_answer')) {
 				  $r->print('</td>');
@@ -563,9 +611,19 @@ ENDEXT
 		      }
 # ---------------------------------------------------------------- Submit, etc.
                       if ($nforms) {
+                          my $class;
+                          if ($nforms > 1) {
+                              $class = ' class="LC_hwk_submit"';
+                              if ($ntimers) {
+                                  $nforms = 1;
+                                  $class = '';
+                              }
+                          }
                           $r->print(
 	                  '<input name="all_submit" value="'.&mt('Submit All').'" type="'.
-			  (($nforms>1)?'submit':'hidden').'"></input></form>');
+			  (($nforms>1)?'submit':'hidden').'"'.$class.' id="all_submit" />'.
+                          '<div id="msg_all_submit" style="display:none">'.
+                          &mt('Processing your submission ...').'</div></form>');
                       }
 		      unless (($target eq 'tex') || ($target eq 'tex_answer')) {
 			  $r->print(&Apache::loncommon::end_page({'discussion'
@@ -610,6 +668,11 @@ sub get_buttons {
     my $symb=&Apache::lonnet::encode_symb($hash->{'map_id_'.$mapid},
 					  $resid,
 					  $hash->{'src_'.$rid});
+    unless ($env{'request.role.adv'}) {
+        if (&Apache::lonnet::EXT('resource.0.buttonshide',$symb)) {
+            return;
+        }
+    }
     if ($hash->{'encrypted_'.$rid}) {
 	$symb=&Apache::lonenc::encrypted($symb);
 	$esrc=&Apache::lonenc::encrypted($esrc);