Add CodeColorer options to the list of allowed attributes of the <cod…

…e> tag in TinyMCE
kpumuk · Jul 30, 2017 · d14843c · d14843c
1 parent a018b55
commit d14843c
Showing 1 changed file with 15 additions and 0 deletions.
diff --git a/codecolorer.php b/codecolorer.php
@@ -146,6 +146,8 @@ public static function adminInit()
             //   add_filter('mce_external_plugins', array('CodeColorerLoader', 'addTinyMCEPlugin'));
             //   add_filter('mce_buttons', array('CodeColorerLoader', 'registerTinyMCEButton'));
             // }
+            add_filter('tiny_mce_before_init', array('CodeColorerLoader', 'addTinyMCEValidElements'));
+            add_filter('teeny_mce_before_init', array('CodeColorerLoader', 'addTinyMCEValidElements'));
         }
     }
 
@@ -216,6 +218,19 @@ public static function addTinyMCEPlugin($plugins)
         return $plugins;
     }
 
+    public static function addTinyMCEValidElements($init) {
+        $knownOptions = CodeColorerOptions::parseOptions('');
+        $ext = 'code[' . implode('|', array_keys($knownOptions)) . ']';
+
+        if (isset($init['extended_valid_elements'])) {
+            $init['extended_valid_elements'] .= ',' . $ext;
+        } else {
+            $init['extended_valid_elements'] = $ext;
+        }
+
+        return $init;
+    }
+
     public static function callShowOptionsPage()
     {
         $codecolorer = &CodeColorer::getInstance();