fixed codemirror syntax highlighting, thanks Mariano

VERSION

@@ -1 +1 @@
-Version 2.4.1-alpha.2+timestamp.2013.01.27.09.45.36
+Version 2.4.1-alpha.2+timestamp.2013.01.27.09.58.34

applications/admin/controllers/default.py

@@ -645,6 +645,7 @@ def edit():
             code = request.vars.data.rstrip().replace('\r\n', '\n') + '\n'
             compile(code, path, "exec", _ast.PyCF_ONLY_AST)
         except Exception, e:
+            # offset calculation is only used for textarea (start/stop)
             start = sum([len(line) + 1 for l, line
                          in enumerate(request.vars.data.split("\n"))
                          if l < e.lineno - 1])
@@ -654,7 +655,7 @@ def edit():
             else:
                 offset = 0
             highlight = {'start': start, 'end': start +
-                         offset + 1, 'lineno': e.lineno}
+                         offset + 1, 'lineno': e.lineno, 'offset': offset}
             try:
                 ex_name = e.__class__.__name__
             except:

applications/admin/static/js/ajax_editor.js

@@ -43,8 +43,9 @@ function doHighlight(highlight) {
     if (window.ace_editor) {
 	window.ace_editor.gotoLine(highlight.lineno);
     } else if (window.mirror) {
-	window.mirror.setSelection({line:highlight.lineno,ch:0},
-				   {line:highlight.end,ch:0});
+        // Put the cursor at the offending line:
+        window.mirror.setCursor({line:highlight.lineno-1, 
+                                 ch:highlight.offset+1});
     } else if (window.eamy) {
 	// not implemented
     } else if (window.textarea) {