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<?php
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/**
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* @file
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* A simple n-star voting widget, usable in other forms.
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*/
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include_once dirname(__FILE__) . '/includes/fivestar.field.inc';
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/**
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* Implementation of hook_help().
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*/
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function fivestar_help($path, $arg) {
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$output = '';
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switch ($path) {
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case 'admin/config/content/fivestar':
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$output = t('This page is used to configure site-wide features of the Fivestar module.');
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break;
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}
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return $output;
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}
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/**
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* Implementation of hook_menu().
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*/
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function fivestar_menu() {
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$items = array();
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$items['admin/config/content/fivestar'] = array(
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'title' => 'Fivestar',
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'description' => 'Configure site-wide widgets used for Fivestar rating.',
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'page callback' => 'drupal_get_form',
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'page arguments' => array('fivestar_settings'),
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'access callback' => 'user_access',
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'access arguments' => array('administer site configuration'),
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'type' => MENU_NORMAL_ITEM,
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'file' => 'includes/fivestar.admin.inc',
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);
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$items['fivestar/preview/color'] = array(
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'page callback' => 'fivestar_preview_color',
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'access callback' => 'user_access',
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'access arguments' => array('administer site configuration'),
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'type' => MENU_CALLBACK,
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'file' => 'includes/fivestar.color.inc',
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);
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return $items;
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}
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/**
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* Implements hook_microdata_suggestions().
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*/
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function fivestar_microdata_suggestions() {
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$mappings = array();
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// Add the review mapping for Schema.org
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$mappings['fields']['fivestar']['schema.org'] = array(
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'#itemprop' => array('aggregateRating'),
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'#is_item' => TRUE,
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'#itemtype' => array('http://schema.org/AggregateRating'),
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'average_rating' => array(
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'#itemprop' => array('ratingValue'),
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),
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);
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return $mappings;
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}
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/**
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* Implementation of hook_permission().
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*
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* Exposes permissions for rating content.
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*/
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function fivestar_permission() {
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return array(
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'rate content' => array(
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'title' => t('rate content'),
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),
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);
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}
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/**
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* Implementation of hook_theme().
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*/
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function fivestar_theme() {
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return array(
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// Fivestar theme functions.
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'fivestar' => array(
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'render element' => 'element',
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'file' => 'includes/fivestar.theme.inc',
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),
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'fivestar_select' => array(
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'render element' => 'element',
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'file' => 'includes/fivestar.theme.inc',
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),
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'fivestar_static' => array(
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'variables' => array('rating' => NULL, 'stars' => 5, 'tag' => 'vote', 'widget' => array('name' => 'default', 'css' => '')),
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'file' => 'includes/fivestar.theme.inc',
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),
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'fivestar_static_element' => array(
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'variables' => array('star_display' => NULL, 'title' => NULL, 'description' => NULL),
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'file' => 'includes/fivestar.theme.inc',
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),
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'fivestar_summary' => array(
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'variables' => array('user_rating' => NULL, 'average_rating' => NULL, 'votes' => 0, 'stars' => 5, 'microdata' => array()),
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'file' => 'includes/fivestar.theme.inc',
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),
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// fivestar.admin.inc.
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'fivestar_preview' => array(
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'variables' => array('style' => NULL, 'text' => NULL, 'stars' => NULL, 'unvote' => NULL, 'title' => NULL),
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'file' => 'includes/fivestar.theme.inc',
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),
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'fivestar_preview_widget' => array(
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'variables' => array('css' => NULL, 'name' => NULL),
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'file' => 'includes/fivestar.theme.inc',
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),
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'fivestar_preview_wrapper' => array(
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'variables' => array('content' => NULL, 'type' => 'direct'),
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'file' => 'includes/fivestar.theme.inc',
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),
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'fivestar_settings' => array(
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'render element' => 'form',
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'file' => 'includes/fivestar.theme.inc',
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),
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'fivestar_color_form' => array(
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'render element' => 'form',
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'file' => 'includes/fivestar.theme.inc',
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),
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'fivestar_formatter_default' => array(
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'render element' => 'element',
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'file' => 'includes/fivestar.theme.inc',
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),
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'fivestar_formatter_rating' => array(
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'render element' => 'element',
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'file' => 'includes/fivestar.theme.inc',
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),
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'fivestar_formatter_percentage' => array(
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'render element' => 'element',
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'file' => 'includes/fivestar.theme.inc',
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),
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);
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}
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function _fivestar_variables() {
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return array('fivestar', 'fivestar_unvote', 'fivestar_style', 'fivestar_stars', 'fivestar_comment', 'fivestar_position', 'fivestar_position_teaser', 'fivestar_labels_enable', 'fivestar_labels', 'fivestar_text', 'fivestar_title', 'fivestar_feedback');
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}
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/**
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* Internal function to handle vote casting, flood control, XSS, IP based
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* voting, etc...
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*/
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function _fivestar_cast_vote($entity_type, $id, $value, $tag = NULL, $uid = NULL, $skip_validation = FALSE) {
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global $user;
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$tag = empty($tag) ? 'vote' : $tag;
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$uid = isset($uid) ? $uid : $user->uid;
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// Bail out if the user's trying to vote on an invalid object.
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if (!$skip_validation && !fivestar_validate_target($entity_type, $id, $tag, $uid)) {
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return array();
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}
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// Sanity-check the incoming values.
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if (is_numeric($id) && is_numeric($value)) {
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if ($value > 100) {
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$value = 100;
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}
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// Get the user's current vote.
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$criteria = array('entity_type' => $entity_type, 'entity_id' => $id, 'tag' => $tag, 'uid' => $uid);
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// Get the unique identifier for the user (IP Address if anonymous).
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$user_criteria = votingapi_current_user_identifier();
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$user_votes = votingapi_select_votes($criteria + $user_criteria);
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if ($value == 0) {
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votingapi_delete_votes($user_votes);
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}
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else {
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$votes = $criteria += array('value' => $value);
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votingapi_set_votes($votes);
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}
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// Moving the calculationg after saving/deleting the vote but before getting the votes.
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votingapi_recalculate_results($entity_type, $id);
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return fivestar_get_votes($entity_type, $id, $tag, $uid);
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}
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}
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/**
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* Utility function to retrieve VotingAPI votes.
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*
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* Note that this should not be used for general vote retrieval, instead the
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* VotingAPI function votingapi_select_results() should be used, which is more
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* efficient when retrieving multiple votes.
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*
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* @param $entity_type
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* The Entity type for which to retrieve votes.
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* @param $id
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* The ID for which to retrieve votes.
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* @param $tag
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* The VotingAPI tag for which to retrieve votes.
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* @param $uid
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* Optional. A user ID for which to retrieve votes.
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* @return
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* An array of the following keys:
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* - average: An array of VotingAPI results, including the average 'value'.
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* - count: An array of VotingAPI results, including the count 'value'.
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* - user: An array of VotingAPI results, including the user's vote 'value'.
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*/
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function fivestar_get_votes($entity_type, $id, $tag = 'vote', $uid = NULL) {
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global $user;
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if (!isset($uid)) {
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$uid = $user->uid;
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}
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$criteria = array(
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'entity_type' => $entity_type,
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'entity_id' => $id,
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'value_type' => 'percent',
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'tag' => $tag,
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);
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$votes = array(
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'average' => array(),
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'count' => array(),
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'user' => array(),
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);
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$results = votingapi_select_results($criteria);
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foreach ($results as $result) {
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if ($result['function'] == 'average') {
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$votes['average'] = $result;
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}
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if ($result['function'] == 'count') {
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$votes['count'] = $result;
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}
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}
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if ($uid) {
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$user_vote = votingapi_select_votes($criteria += array('uid' => $uid));
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if ($user_vote) {
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$votes['user'] = $user_vote[0];
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$votes['user']['function'] = 'user';
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}
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}
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else {
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// If the user is anonymous, we never bother loading their existing votes.
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// Not only would it be hit-or-miss, it would break page caching. Safer to always
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// show the 'fresh' version to anon users.
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$votes['user'] = array('value' => 0);
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}
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return $votes;
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}
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/**
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* Check that an item being voted upon is a valid vote.
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*
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* @param $entity_type
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* Type of target.
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* @param $id
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* Identifier within the type.
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* @param $tag
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* The VotingAPI tag string.
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* @param $uid
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* The user trying to cast the vote.
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*
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* @return boolean
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*/
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function fivestar_validate_target($entity_type, $id, $tag, $uid = NULL) {
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if (!isset($uid)) {
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$uid = $GLOBALS['user']->uid;
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}
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$access = module_invoke_all('fivestar_access', $entity_type, $id, $tag, $uid);
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foreach ($access as $result) {
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if ($result == TRUE) {
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return TRUE;
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}
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if ($result === FALSE) {
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return FALSE;
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}
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}
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}
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/**
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* Implementation of hook_fivestar_access().
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*
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* This hook is called before every vote is cast through Fivestar. It allows
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* modules to allow voting on any type of entity, such as nodes, users, or
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* comments.
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*
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* @param $entity_type
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* Type entity.
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* @param $id
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* Identifier within the type.
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* @param $tag
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* The VotingAPI tag string.
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* @param $uid
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* The user ID trying to cast the vote.
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*
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* @return boolean or NULL
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* Returns TRUE if voting is supported on this object.
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* Returns NULL if voting is not supported on this object by this module.
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* If needing to absolutely deny all voting on this object, regardless
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* of permissions defined in other modules, return FALSE. Note if all
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* modules return NULL, stating no preference, then access will be denied.
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*/
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function fivestar_fivestar_access($entity_type, $id, $tag, $uid) {
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// Check to see if there is a field instance on this entity.
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$fields = field_read_fields(array('module' => 'fivestar'));
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foreach($fields as $field) {
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if ($field['settings']['axis'] == $tag) {
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$params = array(
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'entity_type' => $entity_type,
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'field_name' => $field['field_name'],
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);
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$instance = field_read_instances($params);
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if(!empty($instance)) {
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return TRUE;
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}
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}
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}
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}
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323
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/**
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324
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* Implementation of hook_fivestar_widgets().
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325
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*
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* This hook allows other modules to create additional custom widgets for
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* the fivestar module.
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*
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* @return array
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* An array of key => value pairs suitable for inclusion as the #options in a
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* select or radios form element. Each key must be the location of a css
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* file for a fivestar widget. Each value should be the name of the widget.
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333
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*/
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334
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function fivestar_fivestar_widgets() {
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$files = &drupal_static(__FUNCTION__);
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336
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if (!isset($files)) {
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$widgets_directory = drupal_get_path('module', 'fivestar') .'/widgets';
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$files = file_scan_directory($widgets_directory, '/\.css$/');
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}
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$widgets = array();
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foreach ($files as $file) {
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if (strpos($file->filename, '-rtl.css') === FALSE) {
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$widgets[$file->uri] = drupal_ucfirst(str_replace('-color', '', $file->name));
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}
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}
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return $widgets;
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}
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348
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349
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/**
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350
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* Form builder; Build a custom Fivestar rating widget with arbitrary settings.
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351
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*
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352
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* This function is usually not called directly, instead call
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* drupal_get_form('fivestar_custom_widget', $values, $settings) when wanting
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* to display a widget.
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*
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* @param $form_state
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* The form state provided by Form API.
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* @param $values
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* An array of current vote values from 0 to 100, with the following array
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* keys:
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* - user: The user's current vote.
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* - average: The average vote value.
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* - count: The total number of votes so far on this content.
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* @param $settings
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* An array of settings that configure the properties of the rating widget.
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* Available keys for the settings include:
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367
|
* - content_type: The type of content which will be voted upon.
|
|
368
|
* - content_id: The content ID which will be voted upon.
|
|
369
|
* - stars: The number of stars to display in this widget, from 2 to 10.
|
|
370
|
* Defaults to 5.
|
|
371
|
* - autosubmit: Whether the form should be submitted upon star selection.
|
|
372
|
* Defaults to TRUE.
|
|
373
|
* - allow_clear: Whether or not to show the "Clear current vote" icon when
|
|
374
|
* showing the widget. Defaults to FALSE.
|
|
375
|
* - required: Whether this field is required before the form can be
|
|
376
|
* submitted. Defaults to FALSE.
|
|
377
|
* - tag: The VotingAPI tag that will be registered by this widget. Defaults
|
|
378
|
* to "vote".
|
|
379
|
*/
|
|
380
|
function fivestar_custom_widget($form, &$form_state, $values, $settings) {
|
|
381
|
$form = array(
|
|
382
|
'#attributes' => array(
|
|
383
|
'class' => array('fivestar-widget')
|
|
384
|
),
|
|
385
|
);
|
|
386
|
$form['#submit'][] = 'fivestar_form_submit';
|
|
387
|
|
|
388
|
$form_state['settings'] = $settings;
|
|
389
|
|
|
390
|
$form['vote'] = array(
|
|
391
|
'#type' => 'fivestar',
|
|
392
|
'#stars' => $settings['stars'],
|
|
393
|
'#auto_submit' => isset($settings['autosubmit']) ? $settings['autosubmit'] : TRUE,
|
|
394
|
'#allow_clear' => $settings['allow_clear'],
|
|
395
|
'#required' => isset($settings['required']) ? $settings['required'] : FALSE,
|
|
396
|
'#widget' => isset($settings['widget']) ? $settings['widget'] : array('name' => 'default', 'css' => 'default'),
|
|
397
|
'#values' => $values,
|
|
398
|
'#settings' => $settings,
|
|
399
|
);
|
|
400
|
|
|
401
|
$form['fivestar_submit'] = array(
|
|
402
|
'#type' => 'submit',
|
|
403
|
'#value' => t('Rate'),
|
|
404
|
'#attributes' => array('class' => array('fivestar-submit')),
|
|
405
|
);
|
|
406
|
|
|
407
|
return $form;
|
|
408
|
}
|
|
409
|
|
|
410
|
/**
|
|
411
|
* Submit handler for the above form (non-javascript version).
|
|
412
|
*/
|
|
413
|
function fivestar_form_submit($form, &$form_state) {
|
|
414
|
// Cast the vote.
|
|
415
|
_fivestar_cast_vote($form_state['settings']['content_type'], $form_state['settings']['content_id'], $form_state['values']['vote'], $form_state['settings']['tag']);
|
|
416
|
|
|
417
|
// Set a message that the vote was received.
|
|
418
|
if ($form_state['values']['vote'] === '0') {
|
|
419
|
drupal_set_message(t('Your vote has been cleared.'));
|
|
420
|
}
|
|
421
|
elseif (is_numeric($form_state['values']['vote'])) {
|
|
422
|
drupal_set_message(t('Thank you for your vote.'));
|
|
423
|
}
|
|
424
|
}
|
|
425
|
|
|
426
|
/**
|
|
427
|
* AJAX submit handler for fivestar_custom_widget
|
|
428
|
*/
|
|
429
|
function fivestar_ajax_submit($form, $form_state) {
|
|
430
|
_fivestar_update_field_value($form_state['settings']['content_type'], $form_state['settings']['entity'], $form_state['settings']['field_name'], $form_state['settings']['langcode'], $form_state['values']['vote']);
|
|
431
|
$votes = _fivestar_cast_vote($form_state['settings']['content_type'], $form_state['settings']['content_id'], $form_state['values']['vote'], $form_state['settings']['tag']);
|
|
432
|
|
|
433
|
$values = array();
|
|
434
|
$values['user'] = isset($votes['user']['value']) ? $votes['user']['value'] : 0;
|
|
435
|
$values['average'] = isset($votes['average']['value']) ? $votes['average']['value'] : 0;
|
|
436
|
$values['count'] = isset($votes['count']['value']) ? $votes['count']['value'] : 0;
|
|
437
|
|
|
438
|
// We need to process the 'fivestar' element with the new values.
|
|
439
|
$form['vote']['#values'] = $values;
|
|
440
|
$new_element = fivestar_expand($form['vote']);
|
|
441
|
// Update the description. Since it doesn't account of our cast vote above.
|
|
442
|
// TODO: Look into all this, I honestly don't like it and it's a bit weird.
|
|
443
|
$form['vote']['vote']['#description'] = $new_element['vote']['#description'];
|
|
444
|
|
|
445
|
return array(
|
|
446
|
'#type' => 'ajax',
|
|
447
|
'#commands' => array(
|
|
448
|
array(
|
|
449
|
'command' => 'fivestarUpdate',
|
|
450
|
'data' => drupal_render($form['vote']),
|
|
451
|
),
|
|
452
|
),
|
|
453
|
);
|
|
454
|
}
|
|
455
|
|
|
456
|
/**
|
|
457
|
* Implementation of hook_elements().
|
|
458
|
*
|
|
459
|
* Defines 'fivestar' form element type
|
|
460
|
*/
|
|
461
|
function fivestar_element_info() {
|
|
462
|
$type['fivestar'] = array(
|
|
463
|
'#input' => TRUE,
|
|
464
|
'#stars' => 5,
|
|
465
|
'#allow_clear' => FALSE,
|
|
466
|
'#auto_submit' => FALSE,
|
|
467
|
'#process' => array('fivestar_expand'),
|
|
468
|
'#theme_wrappers' => array('form_element'),
|
|
469
|
'#widget' => array(
|
|
470
|
'name' => 'default',
|
|
471
|
'css' => 'default',
|
|
472
|
),
|
|
473
|
'#values' => array(
|
|
474
|
'user' => 0,
|
|
475
|
'average' => 0,
|
|
476
|
'count' => 0,
|
|
477
|
),
|
|
478
|
'#settings' => array(
|
|
479
|
'style' => 'user',
|
|
480
|
'text' => 'none',
|
|
481
|
),
|
|
482
|
);
|
|
483
|
return $type;
|
|
484
|
}
|
|
485
|
|
|
486
|
/**
|
|
487
|
* Process callback for fivestar_element -- see fivestar_element()
|
|
488
|
*/
|
|
489
|
function fivestar_expand($element) {
|
|
490
|
// Add CSS and JS
|
|
491
|
$path = drupal_get_path('module', 'fivestar');
|
|
492
|
$element['#attached']['js'][] = $path . '/js/fivestar.js';
|
|
493
|
$element['#attached']['css'][] = $path . '/css/fivestar.css';
|
|
494
|
$settings = $element['#settings'];
|
|
495
|
$values = $element['#values'];
|
|
496
|
$class[] = 'clearfix';
|
|
497
|
|
|
498
|
$options = array('-' => t('Select rating'));
|
|
499
|
for ($i = 1; $i <= $element['#stars']; $i++) {
|
|
500
|
$this_value = ceil($i * 100/$element['#stars']);
|
|
501
|
$options[$this_value] = t('Give it @star/@count', array('@star' => $i, '@count' => $element['#stars']));
|
|
502
|
}
|
|
503
|
// Display clear button only if enabled.
|
|
504
|
if ($element['#allow_clear'] == TRUE) {
|
|
505
|
$options[0] = t('Cancel rating');
|
|
506
|
}
|
|
507
|
|
|
508
|
$element['vote'] = array(
|
|
509
|
'#type' => 'select',
|
|
510
|
'#options' => $options,
|
|
511
|
'#required' => $element['#required'],
|
|
512
|
'#theme' => 'fivestar_select',
|
|
513
|
'#default_value' => _fivestar_get_element_default_value($element),
|
|
514
|
'#weight' => -2,
|
|
515
|
);
|
|
516
|
|
|
517
|
if (isset($element['#parents'])) {
|
|
518
|
$element['vote']['#parents'] = $element['#parents'];
|
|
519
|
}
|
|
520
|
|
|
521
|
switch ($settings['text']) {
|
|
522
|
case 'user':
|
|
523
|
$element['vote']['#description'] = theme('fivestar_summary', array(
|
|
524
|
'user_rating' => $values['user'],
|
|
525
|
'votes' => $settings['style'] == 'dual' ? NULL : $values['count'],
|
|
526
|
'stars' => $settings['stars'],
|
|
527
|
'microdata' => $settings['microdata'],
|
|
528
|
));
|
|
529
|
$class[] = 'fivestar-user-text';
|
|
530
|
break;
|
|
531
|
case 'average':
|
|
532
|
$element['vote']['#description'] = $settings['style'] == 'dual' ? NULL : theme('fivestar_summary', array(
|
|
533
|
'average_rating' => $values['average'],
|
|
534
|
'votes' => $values['count'],
|
|
535
|
'stars' => $settings['stars'],
|
|
536
|
'microdata' => $settings['microdata'],
|
|
537
|
));
|
|
538
|
$class[] = 'fivestar-average-text';
|
|
539
|
break;
|
|
540
|
case 'smart':
|
|
541
|
$element['vote']['#description'] = ($settings['style'] == 'dual' && !$values['user']) ? NULL : theme('fivestar_summary', array(
|
|
542
|
'user_rating' => $values['user'],
|
|
543
|
'average_rating' => $values['user'] ? NULL : $values['average'],
|
|
544
|
'votes' => $settings['style'] == 'dual' ? NULL : $values['count'],
|
|
545
|
'stars' => $settings['stars'],
|
|
546
|
'microdata' => $settings['microdata'],
|
|
547
|
));
|
|
548
|
$class[] = 'fivestar-smart-text';
|
|
549
|
$class[] = $values['user'] ? 'fivestar-user-text' : 'fivestar-average-text';
|
|
550
|
break;
|
|
551
|
case 'dual':
|
|
552
|
$element['vote']['#description'] = theme('fivestar_summary', array(
|
|
553
|
'user_rating' => $values['user'],
|
|
554
|
'average_rating' => $settings['style'] == 'dual' ? NULL : $values['average'],
|
|
555
|
'votes' => $settings['style'] == 'dual' ? NULL : $values['count'],
|
|
556
|
'stars' => $settings['stars'],
|
|
557
|
'microdata' => $settings['microdata'],
|
|
558
|
));
|
|
559
|
$class[] = ' fivestar-combo-text';
|
|
560
|
break;
|
|
561
|
}
|
|
562
|
|
|
563
|
switch ($settings['style']) {
|
|
564
|
case 'average':
|
|
565
|
$class[] = 'fivestar-average-stars';
|
|
566
|
break;
|
|
567
|
case 'user':
|
|
568
|
$class[] = 'fivestar-user-stars';
|
|
569
|
break;
|
|
570
|
case 'smart':
|
|
571
|
$class[] = 'fivestar-smart-stars '. ($values['user'] ? 'fivestar-user-stars' : 'fivestar-average-stars');
|
|
572
|
break;
|
|
573
|
case 'dual':
|
|
574
|
$class[] = 'fivestar-combo-stars';
|
|
575
|
$static_average = theme('fivestar_static', array(
|
|
576
|
'rating' => $values['average'],
|
|
577
|
'stars' => $settings['stars'],
|
|
578
|
'tag' => $settings['tag'],
|
|
579
|
'widget' => $settings['widget'],
|
|
580
|
));
|
|
581
|
if ($settings['text'] != 'none') {
|
|
582
|
$static_description = theme('fivestar_summary', array(
|
|
583
|
'average_rating' => $settings['text'] == 'user' ? NULL : (isset($values['average']) ? $values['average'] : 0),
|
|
584
|
'votes' => isset($values['count']) ? $values['count'] : 0,
|
|
585
|
'stars' => $settings['stars'],
|
|
586
|
));
|
|
587
|
}
|
|
588
|
else {
|
|
589
|
$static_description = ' ';
|
|
590
|
}
|
|
591
|
$element['average'] = array(
|
|
592
|
'#type' => 'markup',
|
|
593
|
'#markup' => theme('fivestar_static_element', array(
|
|
594
|
'star_display' => $static_average,
|
|
595
|
'title' => '',
|
|
596
|
'description' => $static_description,
|
|
597
|
)),
|
|
598
|
'#weight' => -1,
|
|
599
|
);
|
|
600
|
break;
|
|
601
|
}
|
|
602
|
$class[] = 'fivestar-form-item';
|
|
603
|
$class[] = 'fivestar-' . $element['#widget']['name'];
|
|
604
|
if ($element['#widget']['name'] != 'default') {
|
|
605
|
$element['#attached']['css'][] = $element['#widget']['css'];
|
|
606
|
}
|
|
607
|
$element['#prefix'] = '<div ' . drupal_attributes(array('class' => $class)) . '>';
|
|
608
|
$element['#suffix'] = '</div>';
|
|
609
|
|
|
610
|
// Add AJAX handling if necessary.
|
|
611
|
if (!empty($element['#auto_submit'])) {
|
|
612
|
$element['vote']['#ajax'] = array(
|
|
613
|
'callback' => 'fivestar_ajax_submit',
|
|
614
|
);
|
|
615
|
$element['vote']['#attached']['js'][] = $path . '/js/fivestar.ajax.js';
|
|
616
|
}
|
|
617
|
|
|
618
|
if (empty($element['#input'])) {
|
|
619
|
$static_stars = theme('fivestar_static', array(
|
|
620
|
'rating' => $element['vote']['#default_value'],
|
|
621
|
'stars' => $settings['stars'],
|
|
622
|
'tag' => $settings['tag'],
|
|
623
|
'widget' => $settings['widget'],
|
|
624
|
));
|
|
625
|
|
|
626
|
$element['vote'] = array(
|
|
627
|
'#type' => 'markup',
|
|
628
|
'#markup' => theme('fivestar_static_element', array(
|
|
629
|
'star_display' => $static_stars,
|
|
630
|
'title' => '',
|
|
631
|
'description' => $element['vote']['#description'],
|
|
632
|
)),
|
|
633
|
);
|
|
634
|
}
|
|
635
|
|
|
636
|
// Add validation function that considers a 0 value as empty.
|
|
637
|
$element['#element_validate'] = array('fivestar_validate');
|
|
638
|
|
|
639
|
return $element;
|
|
640
|
}
|
|
641
|
|
|
642
|
/**
|
|
643
|
* Helper function to get the correct default value for a fivestar element.
|
|
644
|
*
|
|
645
|
* @param $element
|
|
646
|
* The fivestar element
|
|
647
|
* @return
|
|
648
|
* The default value for the element.
|
|
649
|
*/
|
|
650
|
function _fivestar_get_element_default_value($element) {
|
|
651
|
if (isset($element['#default_value'])) {
|
|
652
|
$default_value = $element['#default_value'];
|
|
653
|
}
|
|
654
|
else {
|
|
655
|
switch ($element['#settings']['style']) {
|
|
656
|
case 'average':
|
|
657
|
$default_value = $element['#values']['average'];
|
|
658
|
break;
|
|
659
|
case 'user':
|
|
660
|
$default_value = $element['#values']['user'];
|
|
661
|
break;
|
|
662
|
case 'smart':
|
|
663
|
$default_value = (!empty($element['#values']['user']) ? $element['#values']['user'] : $element['#values']['average']);
|
|
664
|
break;
|
|
665
|
case 'dual':
|
|
666
|
$default_value = $element['#values']['user'];
|
|
667
|
break;
|
|
668
|
default:
|
|
669
|
$default_value = $element['#values']['average'];
|
|
670
|
}
|
|
671
|
}
|
|
672
|
|
|
673
|
for ($i = 0; $i <= $element['#stars']; $i++) {
|
|
674
|
$this_value = ceil($i * 100/$element['#stars']);
|
|
675
|
$next_value = ceil(($i+1) * 100/$element['#stars']);
|
|
676
|
|
|
677
|
// Round up the default value to the next exact star value if needed.
|
|
678
|
if ($this_value < $default_value && $next_value > $default_value) {
|
|
679
|
$default_value = $next_value;
|
|
680
|
}
|
|
681
|
}
|
|
682
|
|
|
683
|
return $default_value;
|
|
684
|
}
|
|
685
|
|
|
686
|
/**
|
|
687
|
* An #element_validate function for "fivestar" elements.
|
|
688
|
*/
|
|
689
|
function fivestar_validate($element, &$form_state) {
|
|
690
|
if ($element['#required'] && (empty($element['#value']) || $element['#value'] == '-')) {
|
|
691
|
form_error($element, t('!name field is required.', array('!name' => $element['#title'])));
|
|
692
|
}
|
|
693
|
}
|
|
694
|
|
|
695
|
/**
|
|
696
|
* Implementation of hook_votingapi_metadata_alter().
|
|
697
|
*/
|
|
698
|
function fivestar_votingapi_metadata_alter(&$data) {
|
|
699
|
foreach (fivestar_get_tags() as $tag) {
|
|
700
|
// Add several custom tags that are being used by fivestar.
|
|
701
|
$data['tags'][$tag] = array(
|
|
702
|
'name' => t($tag),
|
|
703
|
'description' => t('@tag used by fivestar.', array('@tag' => $tag)),
|
|
704
|
'module' => 'fivestar',
|
|
705
|
);
|
|
706
|
}
|
|
707
|
}
|
|
708
|
|
|
709
|
function fivestar_get_tags() {
|
|
710
|
$tags_txt = variable_get('fivestar_tags', 'vote');
|
|
711
|
$tags_exploded = explode(',', $tags_txt);
|
|
712
|
|
|
713
|
$tags = array();
|
|
714
|
$got_vote = false;
|
|
715
|
foreach ($tags_exploded as $tag) {
|
|
716
|
$tag_trimmed = trim($tag);
|
|
717
|
if ($tag_trimmed) {
|
|
718
|
$tags[$tag_trimmed] = $tag_trimmed;
|
|
719
|
if ($tag_trimmed == 'vote') {
|
|
720
|
$got_vote = true;
|
|
721
|
}
|
|
722
|
}
|
|
723
|
}
|
|
724
|
|
|
725
|
if (!$got_vote) {
|
|
726
|
$tags['vote'] = 'vote';
|
|
727
|
}
|
|
728
|
return $tags;
|
|
729
|
}
|
|
730
|
|
|
731
|
function fivestar_get_targets($field, $instance, $key = FALSE, $entity = FALSE, $langcode = LANGUAGE_NONE) {
|
|
732
|
$options = array();
|
|
733
|
$targets = module_invoke_all('fivestar_target_info', $field, $instance);
|
|
734
|
if ($key == FALSE) {
|
|
735
|
foreach ($targets as $target => $info) {
|
|
736
|
$options[$target] = $info['title'];
|
|
737
|
}
|
|
738
|
return $options;
|
|
739
|
}
|
|
740
|
else {
|
|
741
|
if (isset($targets[$key]) && !empty($targets[$key]['callback']) && function_exists($targets[$key]['callback'])) {
|
|
742
|
return call_user_func($targets[$key]['callback'], $entity, $field, $instance, $langcode);
|
|
743
|
}
|
|
744
|
}
|
|
745
|
}
|
|
746
|
|
|
747
|
/**
|
|
748
|
* Implements hook_fivestar_target_info().
|
|
749
|
*/
|
|
750
|
function fivestar_fivestar_target_info($field, $instance) {
|
|
751
|
$entity_type = $instance['entity_type'];
|
|
752
|
$bundle = $instance['bundle'];
|
|
753
|
$options = array(
|
|
754
|
'none' => array(
|
|
755
|
'title' => t('None'),
|
|
756
|
),
|
|
757
|
);
|
|
758
|
// Add node_referrence support.
|
|
759
|
if (module_exists('node_reference')) {
|
|
760
|
$field_names = array_keys(field_read_fields(array('module' => 'node_reference')));
|
|
761
|
if (!empty($field_names)) {
|
|
762
|
$field_instances = field_read_instances(array('entity_type' => $entity_type, 'bundle' => $bundle, 'field_name' => $field_names));
|
|
763
|
if (!empty($field_instances)) {
|
|
764
|
foreach ($field_instances as $field_instance) {
|
|
765
|
$options[$field_instance['field_name']] = array(
|
|
766
|
'title' => t('Node reference: @field', array('@field' => $field_instance['field_name'])),
|
|
767
|
'callback' => '_fivestar_target_node_reference'
|
|
768
|
);
|
|
769
|
}
|
|
770
|
}
|
|
771
|
}
|
|
772
|
}
|
|
773
|
|
|
774
|
// Add comment module support.
|
|
775
|
if ($instance['entity_type'] == 'comment') {
|
|
776
|
$options['parent_node'] = array(
|
|
777
|
'title' => t('Parent Node'),
|
|
778
|
'callback' => '_fivestar_target_comment_parent_node'
|
|
779
|
);
|
|
780
|
}
|
|
781
|
|
|
782
|
return $options;
|
|
783
|
}
|
|
784
|
|
|
785
|
/**
|
|
786
|
*
|
|
787
|
* @return (array) array('entity_type', 'entity_id')
|
|
788
|
*/
|
|
789
|
function _fivestar_target_node_reference($entity, $field, $instance, $langcode) {
|
|
790
|
$target = array();
|
|
791
|
|
|
792
|
$node_reference = $instance['settings']['target'];
|
|
793
|
if (isset($entity->{$node_reference}[$langcode][0]) && is_numeric($entity->{$node_reference}[$langcode][0]['nid'])) {
|
|
794
|
$target['entity_id'] = $entity->{$node_reference}[$langcode][0]['nid'];
|
|
795
|
$target['entity_type'] = 'node';
|
|
796
|
}
|
|
797
|
|
|
798
|
return $target;
|
|
799
|
}
|
|
800
|
|
|
801
|
function _fivestar_target_comment_parent_node($entity, $field, $instance, $langcode) {
|
|
802
|
return array(
|
|
803
|
'entity_id' => $entity->nid,
|
|
804
|
'entity_type' => 'node',
|
|
805
|
);
|
|
806
|
}
|
