--- loncom/xml/lonxml.pm	2010/08/16 17:29:11	1.505.2.2
+++ loncom/xml/lonxml.pm	2010/07/26 09:58:53	1.511
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # XML Parser Module 
 #
-# $Id: lonxml.pm,v 1.505.2.2 2010/08/16 17:29:11 raeburn Exp $
+# $Id: lonxml.pm,v 1.511 2010/07/26 09:58:53 foxr Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -222,101 +222,6 @@ sub xmlend {
     return $discussion;
 }
 
-sub tokeninputfield {
-    my $defhost=$Apache::lonnet::perlvar{'lonHostID'};
-    $defhost=~tr/a-z/A-Z/;
-    return (<<ENDINPUTFIELD)
-<script type="text/javascript">
-    function updatetoken() {
-	var comp=new Array;
-        var barcode=unescape(document.tokeninput.barcode.value);
-        comp=barcode.split('*');
-        if (typeof(comp[0])!="undefined") {
-	    document.tokeninput.codeone.value=comp[0];
-	}
-        if (typeof(comp[1])!="undefined") {
-	    document.tokeninput.codetwo.value=comp[1];
-	}
-        if (typeof(comp[2])!="undefined") {
-            comp[2]=comp[2].toUpperCase();
-	    document.tokeninput.codethree.value=comp[2];
-	}
-        document.tokeninput.barcode.value='';
-    }  
-</script>
-<form method="post" name="tokeninput" action="">
-<table border="2" bgcolor="#FFFFBB">
-<tr><th>DocID Checkin</th></tr>
-<tr><td>
-<table>
-<tr>
-<td>Scan in Barcode</td>
-<td><input type="text" size="22" name="barcode" 
-onchange="updatetoken()"/></td>
-</tr>
-<tr><td><i>or</i> Type in DocID</td>
-<td>
-<input type="text" size="5" name="codeone" />
-<b><font size="+2">*</font></b>
-<input type="text" size="5" name="codetwo" />
-<b><font size="+2">*</font></b>
-<input type="text" size="10" name="codethree" value="$defhost" 
-onchange="this.value=this.value.toUpperCase()" />
-</td></tr>
-</table>
-</td></tr>
-<tr><td><input type="submit" value="Check in DocID" /></td></tr>
-</table>
-</form>
-ENDINPUTFIELD
-}
-
-sub maketoken {
-    my ($symb,$tuname,$tudom,$tcrsid)=@_;
-    unless ($symb) {
-	$symb=&Apache::lonnet::symbread();
-    }
-    unless ($tuname) {
-	$tuname=$env{'user.name'};
-        $tudom=$env{'user.domain'};
-        $tcrsid=$env{'request.course.id'};
-    }
-
-    return &Apache::lonnet::checkout($symb,$tuname,$tudom,$tcrsid);
-}
-
-sub printtokenheader {
-    my ($target,$token,$tsymb,$tcrsid,$tudom,$tuname)=@_;
-    unless ($token) { return ''; }
-
-    my ($symb,$courseid,$domain,$name) = &Apache::lonnet::whichuser();
-    unless ($tsymb) {
-	$tsymb=$symb;
-    }
-    unless ($tuname) {
-	$tuname=$name;
-        $tudom=$domain;
-        $tcrsid=$courseid;
-    }
-
-    my $plainname=&Apache::loncommon::plainname($tuname,$tudom);
-
-    if ($target eq 'web') {
-        my %idhash=&Apache::lonnet::idrget($tudom,($tuname));
-	return 
- '<img align="right" src="/cgi-bin/barcode.png?encode='.$token.'" />'.
-               &mt('Checked out for').' '.$plainname.
-               '<br />'.&mt('User').': '.$tuname.' at '.$tudom.
-	       '<br />'.&mt('ID').': '.$idhash{$tuname}.
-	       '<br />'.&mt('CourseID').': '.$tcrsid.
-	       '<br />'.&mt('Course').': '.$env{'course.'.$tcrsid.'.description'}.
-               '<br />'.&mt('DocID').': '.$token.
-               '<br />'.&mt('Time').': '.&Apache::lonlocal::locallocaltime().'<hr />';
-    } else {
-        return $token;
-    }
-}
-
 sub printalltags {
   my $temp;
   foreach $temp (sort keys %Apache::lonxml::alltags) {
@@ -571,11 +476,11 @@ sub inner_xmlparse {
   }
   if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) {
     $finaloutput=&afterburn($finaloutput);
-  }	    
+  }
   if ($target eq 'modified') {
 # if modfied, handle startpart and endpart
      $finaloutput=~s/\<startpartmarker[^\>]*\>(.*)\<endpartmarker[^\>]*\>/<part>$1<\/part>/gs;
-  }
+  }	    
   return $finaloutput;
 }
 
@@ -737,8 +642,9 @@ sub setup_globals {
 
 sub init_safespace {
   my ($target,$safeeval,$safehole,$safeinit) = @_;
-  $safeeval->deny_only(':dangerous');
   $safeeval->reval('use Math::Complex;');
+  $safeeval->reval('use LaTeX::Table;');
+  $safeeval->deny_only(':dangerous');
   $safeeval->permit_only(":default");
   $safeeval->permit("entereval");
   $safeeval->permit(":base_math");
@@ -1586,27 +1492,47 @@ sub inserteditinfo {
       my $dragmath_button;
       my ($add_to_onload, $add_to_onresize);
       $initialize=&Apache::lonhtmlcommon::spellheader();
-      if (($filetype eq 'html') && (&Apache::lonhtmlcommon::htmlareabrowser())) {
-          my $lang = &Apache::lonhtmlcommon::htmlarea_lang();
-          my %textarea_args = (
-                                fullpage => 'true',
-                                dragmath => 'math',
-                              );
-          $initialize .= &Apache::lonhtmlcommon::htmlareaselectactive(\%textarea_args);
-      }
-      $initialize .= (<<FULLPAGE);
+      if ($filetype eq 'html' 
+	  && (!&Apache::lonhtmlcommon::htmlareablocked() &&
+	      &Apache::lonhtmlcommon::htmlareabrowser())) {
+	  $textarea_id .= '___Frame';
+	  my $lang = &Apache::lonhtmlcommon::htmlarea_lang();
+	  $initialize.=(<<FULLPAGE);
 <script type="text/javascript">
-// <![CDATA[
+lonca
     function initDocument() {
+        var oFCKeditor = new FCKeditor('filecont');
+	oFCKeditor.Config['CustomConfigurationsPath'] = '/fckeditor/loncapaconfig.js'  ;
+	oFCKeditor.Config['FullPage'] = true
+	oFCKeditor.Config['AutoDetectLanguage'] = false;
+        oFCKeditor.Config['DefaultLanguage'] = "$lang";
+	oFCKeditor.ReplaceTextarea();
+    }
+    function check_if_dirty(editor) {
+	if (editor.IsDirty()) {
+	    unClean();
+	}
+    }
+    function FCKeditor_OnComplete(editor) {
+	editor.Events.AttachEvent("OnSelectionChange",check_if_dirty);
 	resize_textarea('$textarea_id','LC_aftertextarea');
     }
-// ]]>
 </script>
 FULLPAGE
-      if ($filetype eq 'html') {
-          $dragmath_button = '<span id="math_filecont">'.&Apache::lonhtmlcommon::dragmath_button('filecont',1).'</span>';
-          $initialize .= "\n".&Apache::lonhtmlcommon::dragmath_js('EditMathPopup');
+      } else {
+	  $initialize.=(<<FULLPAGE);
+<script type="text/javascript">
+    function initDocument() {
+	resize_textarea('$textarea_id','LC_aftertextarea');
+    }
+</script>
+FULLPAGE
+          if ($filetype eq 'html' || $filetype eq 'tex') {
+              $initialize .= "\n".&Apache::lonhtmlcommon::dragmath_js('EditMathPopup');
+              $dragmath_button = &Apache::lonhtmlcommon::dragmath_button('filecont',1);
+          }
       }
+
       $add_to_onload = 'initDocument();';
       $add_to_onresize = "resize_textarea('$textarea_id','LC_aftertextarea');";
 
@@ -1615,13 +1541,13 @@ FULLPAGE
       }
 
       my $titledisplay=&display_title();
-      my $textareaclass;
+      my $wysiwyglink;
       my %lt=&Apache::lonlocal::texthash('st' => 'Save and Edit',
 					 'vi' => 'Save and View',
 					 'dv' => 'Discard Edits and View',
 					 'un' => 'undo',
 					 'ed' => 'Edit');
-      my $spelllink = &Apache::lonhtmlcommon::spelllink('xmledit','filecont');
+      my $spelllink .=&Apache::lonhtmlcommon::spelllink('xmledit','filecont');
       my $textarea_events = &Apache::edit::element_change_detection();
       my $form_events     = &Apache::edit::form_change_detection();
       my $htmlerror;
@@ -1631,7 +1557,11 @@ FULLPAGE
               $htmlerror='<span class="LC_error">'.$htmlerror.'</span>';
           }
           if (&Apache::lonhtmlcommon::htmlareabrowser()) {
-              $textareaclass = 'class="LC_richDetectHtml"';
+              if (&Apache::lonhtmlcommon::htmlareablocked()) {
+                  $wysiwyglink = &Apache::lonhtmlcommon::enablelink($textarea_id);
+              } else {
+                  $wysiwyglink = &Apache::lonhtmlcommon::disablelink($textarea_id);
+              }
           }
       }
       my $editfooter=(<<ENDFOOTER);
@@ -1648,15 +1578,16 @@ $initialize
     <div class="LC_edit_problem_discards">
       <input type="submit" name="discardview" accesskey="d" value="$lt{'dv'}" />
       <input type="submit" name="Undo" accesskey="u" value="$lt{'un'}" />
-      $htmlerror $dragmath_button
+      $dragmath_button $spelllink $htmlerror
     </div>
     <div class="LC_edit_problem_saves">
       <input type="submit" name="savethisfile" accesskey="s" value="$lt{'st'}" />
       <input type="submit" name="viewmode" accesskey="v" value="$lt{'vi'}" />
     </div>
   </div>
-  <textarea $textarea_events style="width:100%" cols="80" rows="44" name="filecont" id="filecont" $textareaclass>$filecontents</textarea><br />$spelllink
+  <textarea $textarea_events style="width:100%" cols="80" rows="44" name="filecont" id="filecont">$filecontents</textarea>
   <div id="LC_aftertextarea">
+    $wysiwyglink
     <br />
     $titledisplay
   </div>
@@ -1834,26 +1765,22 @@ ENDNOTFOUND
                               '<tr><td><b><pre>'.$result.
                               '</pre></b></td></tr></table>';
                 }
-                if ($env{'environment.remote'} eq 'off') {
-                    my $brcrum;
-                    if ($env{'request.state'} eq 'construct') {
-                        $brcrum = [{'href' => &Apache::loncommon::authorspace(),
-                                    'text' => 'Construction Space'},
-                                   {'href' => '',
-                                    'text' => $breadcrumbtext}];
-                    } else {
-                        $brcrum = ''; # FIXME: Where are we?
-                    }
-                    my %options = ('bread_crumbs' => $brcrum,
-                                   'bgcolor'      => '#FFFFFF');
-                    $result =
-                        &Apache::loncommon::start_page(undef,undef,\%options)
-                       .$controls
-                       .$result
-                       .&Apache::loncommon::end_page();
+                my $brcrum;
+                if ($env{'request.state'} eq 'construct') {
+                    $brcrum = [{'href' => &Apache::loncommon::authorspace(),
+                                'text' => 'Construction Space'},
+                               {'href' => '',
+                                'text' => $breadcrumbtext}];
                 } else {
-                    $result = $controls.$result;
+                    $brcrum = ''; # FIXME: Where are we?
                 }
+                my %options = ('bread_crumbs' => $brcrum,
+                               'bgcolor'      => '#FFFFFF');
+                $result =
+                    &Apache::loncommon::start_page(undef,undef,\%options)
+                   .$controls
+                   .$result
+                   .&Apache::loncommon::end_page();
             }
         }
     }
@@ -1884,10 +1811,6 @@ ENDNOTFOUND
                 $header = &Apache::loncommon::head_subbox(
                               &Apache::loncommon::CSTR_pageheader());
             }
-	    if ($env{'environment.remote'} ne 'off') {
-		$options{'bgcolor'}   = '#FFFFFF';
-		$options{'only_body'} = 1;
-	    }
 	    my $js =
 		&Apache::edit::js_change_detection().
 		&Apache::loncommon::resize_textarea_js();
@@ -2273,7 +2196,7 @@ sub get_tag {
 =item &print_pdf_radiobutton(fieldname, value)
 
 Returns a latexline to generate a PDF-Form-Radiobutton.
-Note: Radiobuttons with equal names are automaticly grouped
+Note: Radiobuttons with equal names are automaticly grouped 
       in a selection-group.
 
 $fieldname: PDF internalname of the radiobutton(group)