function focal_point_validate in Focal Point 7

Validate a given focal point.

Parameters

string $focal_point: The focal point string to test.

Return value

bool TRUE if the given focal point value is valid; FALSE otherwise.

4 calls to focal_point_validate()

focal_point_effect_crop_data in ./focal_point.effects.inc

Compile the necessary data for the image crop effect.

focal_point_element_form_validate in ./focal_point.module

Validation function for the focal point widget.

focal_point_form_validate in ./focal_point.module

Form validation function for the focal point form item.

focal_point_preview_page in ./focal_point.admin.inc

Page callback function.

File

./focal_point.module, line 408

Code

function focal_point_validate($focal_point) {
  if (empty($focal_point) || preg_match('/^(100|[0-9]{1,2})(,)(100|[0-9]{1,2})$/', $focal_point)) {
    return TRUE;
  }
  else {
    return FALSE;
  }
}