--- loncom/homework/edit.pm	2002/08/07 16:23:05	1.36
+++ loncom/homework/edit.pm	2003/01/19 08:13:54	1.43
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # edit mode helpers
 #
-# $Id: edit.pm,v 1.36 2002/08/07 16:23:05 albertel Exp $
+# $Id: edit.pm,v 1.43 2003/01/19 08:13:54 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -39,9 +39,11 @@ use HTML::Entities();
 @Apache::edit::colorlist=('#ffffff','#ff0000','#00ff00','#0000ff','#0ff000','#000ff0','#f0000f');
 # depth of nesting of edit
 $Apache::edit::colordepth=0;
+@Apache::edit::inserttag=();
 
 sub initialize_edit {
   $Apache::edit::colordepth=0;
+  @Apache::edit::inserttag=();
 }
 
 sub tag_start {
@@ -96,18 +98,32 @@ sub start_table {
     $color = $Apache::edit::colorlist[$Apache::edit::colordepth];
   }
   $Apache::edit::colordepth++;
-  my $result="<table bgcolor=\"$color\" width=\"100%\" border=\"5\">";
+  push(@Apache::edit::inserttag,$token->[1]);
+  my $result='<div align="right">';
+  $result.='<table bgcolor="'.$color.'" width="97%" border="0" cellspacing="5" cellpadding="3">';
   return $result;
 }
 
 sub end_table {
   $Apache::edit::colordepth--;
-  my $result="</table>";
+  my $result='</table></div>';
+  $result.="<table><tr><td>";
+
+  my ($tagname,$closingtag);
+  if (defined($Apache::edit::inserttag[-2])) {
+    $tagname=$Apache::edit::inserttag[-2];
+  } else {$tagname='problem';}
+  if (defined($Apache::edit::inserttag[-1])) {
+    $closingtag=$Apache::edit::inserttag[-1];
+  }
+  $result.=&innerinsertlist('edit',$tagname,$closingtag).
+    "</td></tr></table>";
+  pop(@Apache::edit::inserttag);
   return $result;
 }
 
-sub start_spanning_row { return '<tr><td colspan="3">';}
-sub start_row          { return '<tr><td>';            }
+sub start_spanning_row { return '<tr><td colspan="3" bgcolor="#DDDDDD">';}
+sub start_row          { return '<tr><td bgcolor="#DDDDDD">';            }
 sub end_row            { return '</td></tr>';          }
 
 sub movebuttons {
@@ -152,16 +168,16 @@ sub handle_delete {
 }
 
 sub get_insert_list {
-  my ($token) = @_;
+  my ($tagname) = @_;
   my $result='';
   my @tagnums= ();
   #&Apache::lonxml::debug("keys ".join("\n",sort(keys(%Apache::lonxml::insertlist))));
-  if ($Apache::lonxml::insertlist{"$token->[1].which"}) {
-    push (@tagnums, @{ $Apache::lonxml::insertlist{"$token->[1].which"} });
+  if ($Apache::lonxml::insertlist{"$tagname.which"}) {
+    push (@tagnums, @{ $Apache::lonxml::insertlist{"$tagname.which"} });
   }
   foreach my $namespace (@Apache::lonxml::namespace) {
-    if ($Apache::lonxml::insertlist{"$namespace".'::'."$token->[1].which"}) {
-      push (@tagnums, @{ $Apache::lonxml::insertlist{"$namespace".'::'."$token->[1].which"} });
+    if ($Apache::lonxml::insertlist{"$namespace".'::'."$tagname.which"}) {
+      push (@tagnums, @{ $Apache::lonxml::insertlist{"$namespace".'::'."$tagname.which"} });
     }
   }
   if (@tagnums) {
@@ -178,12 +194,21 @@ sub get_insert_list {
 
 sub insertlist {
   my ($target,$token) = @_;
+  return &innerinsertlist($target,$token->[1]);
+}
+
+sub innerinsertlist {
+  my ($target,$tagname,$closingtag) = @_;
   my $result;
+  my $after='';
+  if ($closingtag) {
+     $after='_after_'.$closingtag; 
+  }
   if ($target eq 'edit') {
-    my $optionlist= &get_insert_list($token);
+    my $optionlist= &get_insert_list($tagname);
     if ($optionlist) {
       $result = "Insert:
-<select name=\"insert_$Apache::lonxml::curdepth\">
+<select name=\"insert$after\_$Apache::lonxml::curdepth\">
 $optionlist
 </select>"
     } else {
@@ -217,6 +242,32 @@ sub handle_insert {
   return $result;
 }
 
+sub handle_insertafter {
+  my $tagname=shift;
+  if ($ENV{"form.insert_after_$tagname\_$Apache::lonxml::curdepth"} eq '')
+     { return ''; }
+  my $result;
+  my $tagnum =$ENV{"form.insert_after_$tagname\_$Apache::lonxml::curdepth"};
+  my $func=$Apache::lonxml::insertlist{"$tagnum.function"};
+  if ($func eq 'default') {
+    my $newtag=$Apache::lonxml::insertlist{"$tagnum.tag"};
+    my $namespace;
+    if ($newtag =~ /::/) { ($namespace,$newtag) = split(/::/,$newtag); }
+    $result.="\n<$newtag>\n</$newtag>";
+  } else {
+    if (defined(&$func)) {
+      {
+	no strict 'refs';
+	$result.=&$func();
+      }
+    } else {
+      my $newtag=$Apache::lonxml::insertlist{"$tagnum.tag"};
+      &Apache::lonxml::error("Unable to insert (after) tag $newtag, $func was not defined. ($tagname $tagnum)");
+    }
+  }
+  return $result;
+}
+
 sub insert_responseparam {
   return '
     <responseparam />';
@@ -276,6 +327,16 @@ sub insert_radiobuttonresponse {
 </radiobuttonresponse>';
 }
 
+sub insert_rankresponse {
+  return '
+<rankresponse max="10">
+    <foilgroup options="">
+    </foilgroup>
+    <hintgroup>
+    </hintgroup>
+</rankresponse>';
+}
+
 sub insert_displayduedate { return '<displayduedate />'; }
 sub insert_displaytitle   { return '<displaytitle />'; }
 sub insert_hintpart {
@@ -292,6 +353,12 @@ sub insert_numericalhint {
 </numericalhint>';
 }
 
+sub insert_radiobuttonhint {
+  return '
+<radiobuttonhint>
+</radiobuttonhint>';
+}
+
 sub insert_startouttext {
   return "<startouttext />\n<endouttext />";
 }
@@ -401,54 +468,75 @@ sub text_arg {
 }
 
 sub select_arg {
-  my ($description,$name,$list,$token) = @_;
-  my $result;
-  my $optionlist="";
-  my $selected=$token->[2]{$name};
-  foreach my $option (@$list) {
-    if ( $selected eq $option ) {
-      $optionlist.="<option selected=\"on\">$option</option>\n";
-    } else {
-      $optionlist.="<option>$option</option>\n";
+    my ($description,$name,$list,$token) = @_;
+    my $result;
+    my $optionlist="";
+    my $selected=$token->[2]{$name};
+    foreach my $option (@$list) {
+	my $value;
+	if ( ref($option) eq 'ARRAY') {
+	    $value='value="'.$$option[0].'"';
+	    $option=$$option[1];
+	} else {
+	    $value='value="'.$option.'"';
+	}
+	if ( $selected eq $option ) {
+	    $optionlist.="<option $value selected=\"on\">$option</option>\n";
+	} else {
+	    $optionlist.="<option $value >$option</option>\n";
+	}
     }
-  }
-  $result.=$description.'<select name="'."$Apache::lonxml::curdepth.$name".'">
+    $result.=$description.'<select name="'.
+	"$Apache::lonxml::curdepth.$name".'">
        '.$optionlist.'
       </select>';
-  return $result;
+    return $result;
 }
 
 sub select_or_text_arg {
-  my ($description,$name,$list,$token,$size) = @_;
-  my $result;
-  my $optionlist="";
-  my $found=0;
-  my $selected=$token->[2]{$name};
-  foreach my $option (@$list) {
-    if ( $selected eq $option ) {
-      $optionlist.="<option selected=\"on\">$option</option>\n";
-      $found=1;
-    } else {
-      $optionlist.="<option>$option</option>\n";
-    }
-  }
-  $optionlist.="<option value=\"TYPEDINVALUE\">Type in value</option>\n";
-  if (($found) || (!$selected)) {
-    $result.=$description.'<select name="'."$Apache::lonxml::curdepth.$name".'">
+    my ($description,$name,$list,$token,$size) = @_;
+    my $result;
+    my $optionlist="";
+    my $found=0;
+    my $selected=$token->[2]{$name};
+    foreach my $option (@$list) {
+	my $value;
+	if ( ref($option) eq 'ARRAY') {
+	    $value='value="'.$$option[0].'"';
+	    $option=$$option[1];
+	} else {
+	    $value='value="'.$option.'"';
+	}
+	if ( $selected eq $option ) {
+	    $optionlist.="<option $value selected=\"on\">$option</option>\n";
+	    $found=1;
+	} else {
+	    $optionlist.="<option $value>$option</option>\n";
+	}
+    }
+    $optionlist.="<option value=\"TYPEDINVALUE\">Type in value</option>\n";
+    if (($found) || (!$selected)) {
+	$result.=$description.'<select name="'."$Apache::lonxml::curdepth.$name".'">
        '.$optionlist.'
       </select>';
-  } else {
-    $result.=&text_arg($description,$name,$token,$size);
-  }
-  return $result;
+    } else {
+	$result.=&text_arg($description,$name,$token,$size);
+    }
+    return $result;
 }
 
 #----------------------------------------------------- browse
 sub browse {
     # insert a link to call up the filesystem browser (lonindexer)
-    $_ = shift;
+    my ($id, $mode) = @_;
     my $form    = 'lonhomework';
-    my $element = &Apache::lonnet::escape("$Apache::lonxml::curdepth.$_");
+    my $element;
+    if (! defined($mode) || $mode eq 'attribute') {
+        $element = &Apache::lonnet::escape("$Apache::lonxml::curdepth.$id");
+    } elsif ($mode eq 'textnode') {  # for data between <tag> ... </tag>
+        $element = &Apache::lonnet::escape('homework_edit_'.
+                                           $Apache::lonxml::curdepth);
+    }
     my $result = <<"ENDBUTTON";
 <a href=\"javascript:openbrowser('$form','$element')\"\>Browse</a>
 ENDBUTTON
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>500 Internal Server Error</title>
</head><body>
<h1>Internal Server Error</h1>
<p>The server encountered an internal error or
misconfiguration and was unable to complete
your request.</p>
<p>Please contact the server administrator at 
 root@localhost to inform them of the time this error occurred,
 and the actions you performed just before this error.</p>
<p>More information about this error may be available
in the server error log.</p>
</body></html>