--- loncom/xml/lonxml.pm	2013/11/20 02:38:26	1.531.2.12
+++ loncom/xml/lonxml.pm	2013/06/04 22:20:20	1.541
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # XML Parser Module 
 #
-# $Id: lonxml.pm,v 1.531.2.12 2013/11/20 02:38:26 raeburn Exp $
+# $Id: lonxml.pm,v 1.541 2013/06/04 22:20:20 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -228,100 +228,6 @@ 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 $temp (sort keys %Apache::lonxml::alltags) {
@@ -745,7 +651,7 @@ sub init_safespace {
   my ($target,$safeeval,$safehole,$safeinit) = @_;
   $safeeval->reval('use LaTeX::Table;');
   $safeeval->deny_only(':dangerous');
-  $safeeval->reval('use LONCAPA::LCMathComplex;');
+  $safeeval->reval('use Math::Complex;');
   $safeeval->permit_only(":default");
   $safeeval->permit("entereval");
   $safeeval->permit(":base_math");
@@ -1604,7 +1510,7 @@ sub renderingoptions {
 }
 
 sub inserteditinfo {
-      my ($filecontents,$filetype,$filename,$symb,$itemtitle,$folderpath,$uri,$action) = @_;
+      my ($filecontents,$filetype,$filename,$symb,$itemtitle,$folderpath,$uri) = @_;
       $filecontents = &HTML::Entities::encode($filecontents,'<>&"');
       my $xml_help = '';
       my $initialize='';
@@ -1651,7 +1557,7 @@ FULLPAGE
           unless ($context eq 'syllabus') {
               if ($symb || $folderpath) {
                   $deps_button = &Apache::lonhtmlcommon::dependencies_button()."\n";
-                  $initialize .=
+                  $initialize .= 
                       &Apache::lonhtmlcommon::dependencycheck_js($symb,$itemtitle,
                                                                  undef,$folderpath,$uri)."\n";
               }
@@ -1690,7 +1596,7 @@ FULLPAGE
       my $editfooter=(<<ENDFOOTER);
 $initialize
 <a name="editsection" />
-<form $form_events method="post" name="xmledit" action="$action">
+<form $form_events method="post" name="xmledit">
   <div class="LC_edit_problem_editxml_header">
     <table class="LC_edit_problem_header_title"><tr><td>
         $filename
@@ -1714,6 +1620,7 @@ $initialize
     $titledisplay
   </div>
 </form>
+</body>
 ENDFOOTER
       return ($editfooter,$add_to_onload,$add_to_onresize);;
 }
@@ -1927,7 +1834,7 @@ ENDNOTFOUND
     unless ($env{'request.state'} eq 'published') {
 	if ($env{'form.editmode'} && (!($env{'form.viewmode'})) && (!($env{'form.discardview'})))
 	{
-            my ($displayfile,$url,$symb,$itemtitle,$action);
+            my ($displayfile,$url,$symb,$itemtitle);
 	    $displayfile=$request->uri;
             if ($request->uri =~ m{^/uploaded/}) {
                 if ($env{'request.course.id'}) {
@@ -1938,7 +1845,6 @@ ENDNOTFOUND
                         my $filename = $1;
                         if ($1 eq 'loncapa.html') {
                             $displayfile = &mt('Syllabus (minimal template)');
-                            $action = $request->uri.'?forceedit=1';
                         } else {
                             $displayfile = &mt('Syllabus file: [_1]',$1);
                         }
@@ -1957,7 +1863,7 @@ ENDNOTFOUND
 
 	    my ($edit_info, $add_to_onload, $add_to_onresize)=
 		&inserteditinfo($filecontents,$filetype,$displayfile,$symb,
-                                $itemtitle,$env{'form.folderpath'},$request->uri,$action);
+                                $itemtitle,$env{'form.folderpath'},$request->uri);
 
 	    my %options = 
 		('add_entries' =>
@@ -2194,6 +2100,7 @@ sub add_messages {
 
 sub get_param {
     my ($param,$parstack,$safeeval,$context,$case_insensitive, $noelide) = @_;
+
     if ( ! $context ) { $context = -1; }
     my $args ='';
     if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; }
@@ -2201,13 +2108,16 @@ sub get_param {
 	$args=$Apache::lonxml::style_values.$args;
     }
 
+
     if ($noelide) {
-        $args =~ s/'\$/'\\\$/g;
+#	$args =~ s/\\'/'/g;
+	$args =~ s/'\$/'\\\$/g;
     }
 
     if ( ! $args ) { return undef; }
     if ( $case_insensitive ) {
 	if ($args =~ s/(my (?:.*))(\$\Q$param\E[,\)])/$1.lc($2)/ei) {
+
 	    return &Apache::run::run("{$args;".'return $'.$param.'}',
                                      $safeeval); #'
 	} else {
@@ -2215,6 +2125,7 @@ sub get_param {
 	}
     } else {
 	if ( $args =~ /my .*\$\Q$param\E[,\)]/ ) {
+	    
 	    return &Apache::run::run("{$args;".'return $'.$param.'}',
                                      $safeeval); #'
 	} else {