Merge pull request #1856 from z-song/1.5

1.5

Author: z-song

src/Form/Field/Mobile.php

@@ -19,7 +19,7 @@ class Mobile extends Text
 
     public function render()
     {
-        $options = json_encode($this->options);
+        $options = $this->json_encode_options($this->options);
 
         $this->script = <<<EOT
 
@@ -31,4 +31,30 @@ public function render()
 
         return parent::render();
     }
+
+    protected function json_encode_options($options)
+    {
+        $value_arr = [];
+        $replace_keys = [];
+
+        foreach ($options as $key => &$value) {
+            // Look for values starting with 'function('
+            if (strpos($value, 'function(') === 0) {
+                // Store function string.
+                $value_arr[] = $value;
+                // Replace function string in $foo with a 'unique' special key.
+                $value = '%'.$key.'%';
+                // Later on, we'll look for the value, and replace it.
+                $replace_keys[] = '"'.$value.'"';
+            }
+        }
+
+        // Now encode the array to json format
+        $json = json_encode($options);
+
+        // Replace the special keys with the original string.
+        $json = str_replace($replace_keys, $value_arr, $json);
+
+        return $json;
+    }
 }