function entity_uri

Returns the URI elements of an entity.

Parameters

$entity_type: The entity type; e.g. 'node' or 'user'.

$entity: The entity for which to generate a path.

Return value

An array containing the 'path' and 'options' keys used to build the URI of the entity, and matching the signature of url(). NULL if the entity has no URI of its own.

File

includes/common.inc, line 8331

Code

function entity_uri($entity_type, $entity) {
    $info = entity_get_info($entity_type);
    list($id, $vid, $bundle) = entity_extract_ids($entity_type, $entity);
    // A bundle-specific callback takes precedence over the generic one for the
    // entity type.
    if (isset($info['bundles'][$bundle]['uri callback'])) {
        $uri_callback = $info['bundles'][$bundle]['uri callback'];
    }
    elseif (isset($info['uri callback'])) {
        $uri_callback = $info['uri callback'];
    }
    else {
        return NULL;
    }
    // Invoke the callback to get the URI. If there is no callback, return NULL.
    if (isset($uri_callback) && function_exists($uri_callback)) {
        $uri = $uri_callback($entity);
        // Pass the entity data to url() so that alter functions do not need to
        // lookup this entity again.
        $uri['options']['entity_type'] = $entity_type;
        $uri['options']['entity'] = $entity;
        return $uri;
    }
}