<?php
// Drupal Voting Service
// Written by Travis Tidwell @ www.travistidwell.com

function favorites_service_perm() {
   return array('allow remote favorites'); 
}

/**
 * Implementation of hook_help().
 */
function favorites_service_help($section = 'admin/help#services_favorites') {
  switch ($section) {
    case 'admin/settings/modules#description':
      return t('Provides favorites methods to services applications. Requires services.module.');
  }
}

/**
 * Implementation of hook_service()
 */
function favorites_service_service() {
  return array(    
    // vote.get
    array(
      '#method'   => 'favorites.getFavorites',
      '#callback' => 'favorites_service_get_favorites',
      '#access arguments' => array('access content'),
      '#key'      => FALSE,
      '#args'     => array(
        array(
          '#name'         => 'uid',
          '#type'         => 'int',
          '#description'  => t('The user ID for which you are retrieving the favorites for.')),
        array(
          '#name'         => 'type',
          '#type'         => 'text',
          '#description'  => t('The node type of the favorites to get.')),
        array(
          '#name'         => 'limit',
          '#type'         => 'int',
          '#description'  => t('The limit of the amount of items to get.'))     
      ),
      '#return'   => 'int',
      '#help'     => t('Returns the favorite nodes of a user.')),
      
    // favorite.set
    array(
      '#method'   => 'favorites.setFavorite',
      '#callback' => 'favorites_service_set_favorite',
      '#access arguments' => array('allow remote favorites'),
      '#args'     => array(
        array(
          '#name'         => 'nid',
          '#type'         => 'int',
          '#description'  => t('The node ID which you would like to set as your favorite.'))                       
      ),
      '#return'   => 'int',         
      '#help'     => t('Submit a new favorite.')),
    
    // favorite.delete
    array(
      '#method'   => 'favorites.deleteFavorite',
      '#callback' => 'favorites_service_delete_favorite',
      '#access arguments' => array('allow remote favorites'),
      '#args'     => array(
        array(
          '#name'         => 'nid',
          '#type'         => 'int',
          '#description'  => t('The node ID which you would like to delete as your favorite.'))
      ),
      '#return'   => 'int',      
      '#help'     => t('Delete a favorite.')),
  );
}

/**
 * Returns a specified node.
 */
function favorites_service_get_favorites($uid, $type, $limit) {
   return favorite_nodes_get($uid, $type, $limit);
}

function favorites_service_set_favorite($nid) {
   return favorite_nodes_add($nid) ? 1 : 0;
}

function favorites_service_delete_favorite($content_type, $content_id, $tag = "favorite") {
   favorite_nodes_delete($nid);
}