erp5_code_mirror: avoid multiple parallel code to check syntax on server side,...

erp5_code_mirror: avoid multiple parallel code to check syntax on server side, this avoid blocking all zope threads

bt5/erp5_code_mirror/SkinTemplateItem/portal_skins/erp5_code_mirror/code_mirror_support.xml

@@ -441,18 +441,24 @@
    is_maximized = true;\n
  }\n
 \n
+ var update_check_text = undefined,\n
+     update_check_running = false;\n
  function checkPythonSourceCode(text, updateLinting, options, cm) {\n
+   update_check_text = text;\n
    checker_parameters = {code: text};\n
 <dtml-if bound_names>\n
    checker_parameters[\'bound_names\'] = <dtml-var name="bound_names">;\n
    checker_parameters[\'params\'] = $(\'input[name="params"]\').val();\n
 </dtml-if>\n
+   if (update_check_running === false) {\n
+     update_check_running = true;\n
      $.post(\n
        \'&dtml-portal_url;/ERP5Site_checkPythonSourceCodeAsJSON\',\n
        {\'data\': JSON.stringify(checker_parameters)},\n
         function(data){\n
           var messages = data.annotations;\n
           var found = [];\n
+          update_check_running = false;\n
           for(var i = 0; i < messages.length; i++) {\n
             message = messages[i];\n
             found.push({\n
@@ -464,8 +470,12 @@
           }\n
 \n
           updateLinting(cm, found);\n
+          if (update_check_text !== text) {\n
+            checkPythonSourceCode(update_check_text, updateLinting, options, cm);\n
+          }\n
      });\n
    }\n
+ }\n
 \n
  var mode = "&dtml-mode;";\n
  if ( mode === "sql" ) {\n