function epsacrop_ajax in EPSA Crop - Image Cropping 7.2

Same name and namespace in other branches

1. 8.2 epsacrop.module \epsacrop_ajax()

epsacrop_ajax function.

@access public

Parameters

string $op:

string $fid:

Return value

void

1 string reference to 'epsacrop_ajax'

epsacrop_menu in ./epsacrop.module

Implements hook_menu.

File

./epsacrop.module, line 172

The main file of module

Code

function epsacrop_ajax($op, $fid) {
  $return = NULL;
  switch ($op) {
    case 'get':
      $return = _epsacrop_get_coords_from_fid($fid);
      if ($return == FALSE) {
        $return = array();
      }
      break;
    case 'put':
      if (isset($_POST) && (isset($_POST['coords']) && !empty($_POST['coords']))) {

        // If the json_decode returns null that means we got an invalid JSON or
        // it reaches the recursion limit.
        if (($values = drupal_json_decode($_POST['coords'])) === NULL) {
          drupal_access_denied();
          drupal_exit();
        }
        $coords = drupal_json_encode($values);
        _epsacrop_save_coords($fid, $coords);
      }
      break;
    case 'del':
      break;
  }
  drupal_json_output($return);
  drupal_exit();
}