1
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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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6
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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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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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'rating_count' => array(
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'#itemprop' => array('ratingCount'),
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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('Use Fivestar to 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, $vote_source = NULL) {
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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' => $uid);
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// Get the unique identifier for the user (IP Address if anonymous).
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if ($vote_source != NULL) {
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$user_criteria = array('vote_source' => $vote_source);
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$limit = 1;
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}
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else {
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$user_criteria = votingapi_current_user_identifier();
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$limit = 0;
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}
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$user_votes = votingapi_select_votes($criteria + $user_criteria, $limit);
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if ($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 $uid
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* Optional. A user ID for which to retrieve votes.
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* @return
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* An array of the following keys:
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* - average: An array of VotingAPI results, including the average 'value'.
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* - count: An array of VotingAPI results, including the count 'value'.
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* - user: An array of VotingAPI results, including the user's vote 'value'.
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*/
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function fivestar_get_votes_multiple($entity_type, $ids, $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' => $ids,
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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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// Initialize defaults.
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foreach($ids as $id) {
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$votes[$entity_type][$id] = 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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}
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$results = votingapi_select_results($criteria);
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$user_votes = array();
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if(!empty($results)) {
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foreach(votingapi_select_votes($criteria += array('uid' => $uid)) as $uv) {
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$user_votes[$uv['entity_type']][$uv['entity_id']] = $uv;
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}
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}
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foreach ($results as $result) {
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if ($result['function'] == 'average') {
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$votes[$result['entity_type']][$result['entity_id']]['average'] = $result;
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}
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if ($result['function'] == 'count') {
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$votes[$result['entity_type']][$result['entity_id']]['count'] = $result;
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}
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if ($uid) {
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if (!empty($user_votes[$result['entity_type']][$result['entity_id']])) {
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$votes[$result['entity_type']][$result['entity_id']]['user'] = $user_votes[$result['entity_type']][$result['entity_id']];
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$votes[$result['entity_type']][$result['entity_id']]['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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$votes[$result['entity_type']][$result['entity_id']]['user'] = array('value' => 0);
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}
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}
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return $votes;
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}
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function fivestar_get_votes($entity_type, $id, $tag = 'vote', $uid = NULL) {
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$multiple = fivestar_get_votes_multiple($entity_type, array($id), $tag, $uid);
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return $multiple[$entity_type][$id];
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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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300
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}
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301
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}
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303
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/**
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304
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* Implementation of hook_fivestar_access().
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305
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*
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306
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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 $uid
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* The user ID trying to cast the vote.
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*
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* @return boolean or NULL
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* Returns TRUE if voting is supported on this object.
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321
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* Returns NULL if voting is not supported on this object by this module.
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* If needing to absolutely deny all voting on this object, regardless
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323
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* of permissions defined in other modules, return FALSE. Note if all
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* modules return NULL, stating no preference, then access will be denied.
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*/
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function fivestar_fivestar_access($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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329
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foreach ($fields as $field) {
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330
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if ($field['settings']['axis'] == $tag) {
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331
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$params = array(
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332
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'entity_type' => $entity_type,
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333
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'field_name' => $field['field_name'],
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334
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);
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335
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$instance = field_read_instances($params);
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336
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if (!empty($instance)) {
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337
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return TRUE;
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338
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}
|
339
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}
|
340
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}
|
341
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}
|
342
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|
343
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/**
|
344
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* Implementation of hook_form_comment_form_alter().
|
345
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*
|
346
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* This hook removes the parent node, together with the fivestar field, from
|
347
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* the comment preview page. If this is left in, when the user presses the
|
348
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* "Save" button after the preview page has been displayed, the fivestar widget
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349
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* gets the input rather than the comment; the user's input is lost. Based on a
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350
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* suggestion by ChristianAdamski in issue 1289832-3.
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351
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*/
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352
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function fivestar_form_comment_form_alter(&$form, &$form_state, $form_id) {
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353
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$fivestar_field_keys = array();
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if (isset($form['comment_output_below'])) {
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355
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foreach($form['comment_output_below'] as $key => $value) {
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356
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if (is_array($value) && !empty($value['#field_type']) && $value['#field_type'] == 'fivestar') {
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357
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$fivestar_field_keys[] = $key;
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358
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}
|
359
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}
|
360
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}
|
361
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if ($fivestar_field_keys) {
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362
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foreach ($fivestar_field_keys as $key) {
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363
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unset($form['comment_output_below'][$key]);
|
364
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}
|
365
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}
|
366
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}
|
367
|
|
368
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/**
|
369
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* Implementation of hook_fivestar_widgets().
|
370
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*
|
371
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* This hook allows other modules to create additional custom widgets for
|
372
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* the fivestar module.
|
373
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*
|
374
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* @return array
|
375
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* An array of key => value pairs suitable for inclusion as the #options in a
|
376
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* select or radios form element. Each key must be the location of a css
|
377
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* file for a fivestar widget. Each value should be the name of the widget.
|
378
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*/
|
379
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function fivestar_fivestar_widgets() {
|
380
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$widgets = &drupal_static(__FUNCTION__);
|
381
|
if (!isset($widgets)) {
|
382
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$cache = cache_get(__FUNCTION__);
|
383
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if ($cache) {
|
384
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$widgets = $cache->data;
|
385
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}
|
386
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}
|
387
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|
388
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if (!isset($widgets)) {
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389
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$widgets_directory = drupal_get_path('module', 'fivestar') . '/widgets';
|
390
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$files = file_scan_directory($widgets_directory, '/\.css$/');
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391
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foreach ($files as $file) {
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392
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if (strpos($file->filename, '-rtl.css') === FALSE) {
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393
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$widgets[$file->uri] = drupal_ucfirst(str_replace('-color', '', $file->name));
|
394
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}
|
395
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}
|
396
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cache_set(__FUNCTION__, $widgets);
|
397
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}
|
398
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return $widgets;
|
399
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}
|
400
|
|
401
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/**
|
402
|
* Form builder; Build a custom Fivestar rating widget with arbitrary settings.
|
403
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*
|
404
|
* This function is usually not called directly, instead call
|
405
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* drupal_get_form('fivestar_custom_widget', $values, $settings) when wanting
|
406
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* to display a widget.
|
407
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*
|
408
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* @param $form_state
|
409
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* The form state provided by Form API.
|
410
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* @param $values
|
411
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* An array of current vote values from 0 to 100, with the following array
|
412
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* keys:
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413
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* - user: The user's current vote.
|
414
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* - average: The average vote value.
|
415
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* - count: The total number of votes so far on this content.
|
416
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* @param $settings
|
417
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* An array of settings that configure the properties of the rating widget.
|
418
|
* Available keys for the settings include:
|
419
|
* - content_type: The type of content which will be voted upon.
|
420
|
* - content_id: The content ID which will be voted upon.
|
421
|
* - stars: The number of stars to display in this widget, from 2 to 10.
|
422
|
* Defaults to 5.
|
423
|
* - autosubmit: Whether the form should be submitted upon star selection.
|
424
|
* Defaults to TRUE.
|
425
|
* - allow_clear: Whether or not to show the "Clear current vote" icon when
|
426
|
* showing the widget. Defaults to FALSE.
|
427
|
* - required: Whether this field is required before the form can be
|
428
|
* submitted. Defaults to FALSE.
|
429
|
* - tag: The VotingAPI tag that will be registered by this widget. Defaults
|
430
|
* to "vote".
|
431
|
*/
|
432
|
function fivestar_custom_widget($form, &$form_state, $values, $settings) {
|
433
|
$form = array(
|
434
|
'#attributes' => array(
|
435
|
'class' => array('fivestar-widget')
|
436
|
),
|
437
|
);
|
438
|
$form['#submit'][] = 'fivestar_form_submit';
|
439
|
|
440
|
$form_state['settings'] = $settings;
|
441
|
|
442
|
// Define default settings.
|
443
|
$default_settings = array(
|
444
|
'allow_clear' => FALSE,
|
445
|
// Taken from installation file.
|
446
|
'allow_ownvote' => TRUE,
|
447
|
'allow_revote' => TRUE,
|
448
|
'autosubmit' => TRUE,
|
449
|
'description' => '',
|
450
|
'required' => FALSE,
|
451
|
'stars' => 5,
|
452
|
'tag' => 'vote',
|
453
|
'widget' => array(
|
454
|
'name' => 'default',
|
455
|
'css' => 'default',
|
456
|
),
|
457
|
);
|
458
|
|
459
|
// Merge default settings.
|
460
|
$settings = $settings + $default_settings;
|
461
|
|
462
|
$form['vote'] = array(
|
463
|
'#type' => 'fivestar',
|
464
|
'#stars' => $settings['stars'],
|
465
|
'#auto_submit' => $settings['autosubmit'],
|
466
|
'#allow_clear' => $settings['allow_clear'],
|
467
|
'#allow_revote' => $settings['allow_revote'],
|
468
|
'#allow_ownvote' => $settings['allow_ownvote'],
|
469
|
'#required' => $settings['required'],
|
470
|
'#widget' => $settings['widget'],
|
471
|
'#values' => $values,
|
472
|
'#settings' => $settings,
|
473
|
'#description' => $settings['description'],
|
474
|
);
|
475
|
|
476
|
$form['fivestar_submit'] = array(
|
477
|
'#type' => 'submit',
|
478
|
'#value' => t('Rate'),
|
479
|
'#attributes' => array('class' => array('fivestar-submit')),
|
480
|
);
|
481
|
|
482
|
return $form;
|
483
|
}
|
484
|
|
485
|
/**
|
486
|
* Submit handler for the above form (non-javascript version).
|
487
|
*/
|
488
|
function fivestar_form_submit($form, &$form_state) {
|
489
|
|
490
|
// Cast the vote.
|
491
|
_fivestar_cast_vote($form_state['settings']['content_type'], $form_state['settings']['content_id'], $form_state['values']['vote'], $form_state['settings']['tag']);
|
492
|
|
493
|
// Set a message that the vote was received.
|
494
|
if ($form_state['values']['vote'] === '0') {
|
495
|
drupal_set_message(t('Your vote has been cleared.'));
|
496
|
}
|
497
|
elseif (is_numeric($form_state['values']['vote'])) {
|
498
|
drupal_set_message(t('Thank you for your vote.'));
|
499
|
}
|
500
|
}
|
501
|
|
502
|
/**
|
503
|
* AJAX submit handler for fivestar_custom_widget
|
504
|
*/
|
505
|
function fivestar_ajax_submit($form, $form_state) {
|
506
|
if (!empty($form_state['settings']['content_id'])) {
|
507
|
$entity = entity_load($form_state['settings']['entity_type'], array($form_state['settings']['entity_id']));
|
508
|
$entity = reset($entity);
|
509
|
_fivestar_update_field_value($form_state['settings']['content_type'], $entity, $form_state['settings']['field_name'], $form_state['settings']['langcode'], $form_state['values']['vote']);
|
510
|
$votes = _fivestar_cast_vote($form_state['settings']['content_type'], $form_state['settings']['content_id'], $form_state['values']['vote'], $form_state['settings']['tag']);
|
511
|
}
|
512
|
|
513
|
$values = array();
|
514
|
$values['user'] = isset($votes['user']['value']) ? $votes['user']['value'] : 0;
|
515
|
$values['average'] = isset($votes['average']['value']) ? $votes['average']['value'] : 0;
|
516
|
$values['count'] = isset($votes['count']['value']) ? $votes['count']['value'] : 0;
|
517
|
|
518
|
// We need to process the 'fivestar' element with the new values.
|
519
|
$form['vote']['#values'] = $values;
|
520
|
// Also need to pass on form_state and the complete form, just like form_builder() does.
|
521
|
$new_element = fivestar_expand($form['vote'], $form_state, $form_state['complete form']);
|
522
|
// Update the description. Since it doesn't account of our cast vote above.
|
523
|
// TODO: Look into all this, I honestly don't like it and it's a bit weird.
|
524
|
$form['vote']['vote']['#description'] = isset($new_element['vote']['#description']) ? $new_element['vote']['#description'] : '';
|
525
|
|
526
|
return array(
|
527
|
'#type' => 'ajax',
|
528
|
'#commands' => array(
|
529
|
array(
|
530
|
'command' => 'fivestarUpdate',
|
531
|
'data' => drupal_render($form['vote']),
|
532
|
),
|
533
|
),
|
534
|
);
|
535
|
}
|
536
|
|
537
|
/**
|
538
|
* Implementation of hook_elements().
|
539
|
*
|
540
|
* Defines 'fivestar' form element type
|
541
|
*/
|
542
|
function fivestar_element_info() {
|
543
|
$type['fivestar'] = array(
|
544
|
'#input' => TRUE,
|
545
|
'#stars' => 5,
|
546
|
'#allow_clear' => FALSE,
|
547
|
'#allow_revote' => FALSE,
|
548
|
'#allow_ownvote' => FALSE,
|
549
|
'#auto_submit' => FALSE,
|
550
|
'#process' => array('fivestar_expand'),
|
551
|
'#theme_wrappers' => array('form_element'),
|
552
|
'#widget' => array(
|
553
|
'name' => 'default',
|
554
|
'css' => 'default',
|
555
|
),
|
556
|
'#values' => array(
|
557
|
'user' => 0,
|
558
|
'average' => 0,
|
559
|
'count' => 0,
|
560
|
),
|
561
|
'#settings' => array(
|
562
|
'style' => 'user',
|
563
|
'text' => 'none',
|
564
|
),
|
565
|
);
|
566
|
return $type;
|
567
|
}
|
568
|
|
569
|
/**
|
570
|
* Process callback for fivestar_element -- see fivestar_element()
|
571
|
*/
|
572
|
function fivestar_expand($element, $form_state, $complete_form) {
|
573
|
if (!_fivestar_allow_vote($element)){
|
574
|
$element['#input'] = FALSE;
|
575
|
}
|
576
|
|
577
|
// Add CSS and JS
|
578
|
$path = drupal_get_path('module', 'fivestar');
|
579
|
$element['#attached']['js'][] = $path . '/js/fivestar.js';
|
580
|
$element['#attached']['css'][] = $path . '/css/fivestar.css';
|
581
|
$settings = $element['#settings'];
|
582
|
$values = $element['#values'];
|
583
|
$class[] = 'clearfix';
|
584
|
|
585
|
$title = 'it';
|
586
|
if (isset($element['#settings']['entity_id']) && isset($element['#settings']['entity_type'])) {
|
587
|
$entity_id = $element['#settings']['entity_id'];
|
588
|
$entity = entity_load($element['#settings']['entity_type'], array($entity_id));
|
589
|
$entity = $entity[$entity_id];
|
590
|
$title = $entity->title;
|
591
|
} elseif (isset($complete_form['#node'])) {
|
592
|
$title = $complete_form['#node']->title;
|
593
|
}
|
594
|
$options = array('-' => t('Select rating'));
|
595
|
for ($i = 1; $i <= $element['#stars']; $i++) {
|
596
|
$this_value = ceil($i * 100/$element['#stars']);
|
597
|
$options[$this_value] = t('Give @title @star/@count', array('@title' => $title, '@star' => $i, '@count' => $element['#stars']));
|
598
|
}
|
599
|
// Display clear button only if enabled.
|
600
|
if ($element['#allow_clear'] == TRUE) {
|
601
|
$options[0] = t('Cancel rating');
|
602
|
}
|
603
|
|
604
|
$element['vote'] = array(
|
605
|
'#type' => 'select',
|
606
|
'#options' => $options,
|
607
|
'#required' => $element['#required'],
|
608
|
'#attributes' => $element['#attributes'],
|
609
|
'#theme' => _fivestar_allow_vote($element) ? 'fivestar_select' : 'fivestar_static',
|
610
|
'#default_value' => _fivestar_get_element_default_value($element),
|
611
|
'#weight' => -2,
|
612
|
);
|
613
|
|
614
|
if (isset($element['#parents'])) {
|
615
|
$element['vote']['#parents'] = $element['#parents'];
|
616
|
}
|
617
|
|
618
|
switch ($settings['text']) {
|
619
|
case 'user':
|
620
|
$element['vote']['#description'] = theme('fivestar_summary', array(
|
621
|
'user_rating' => $values['user'],
|
622
|
'votes' => $settings['style'] == 'dual' ? NULL : $values['count'],
|
623
|
'stars' => $settings['stars'],
|
624
|
'microdata' => $settings['microdata'],
|
625
|
));
|
626
|
$class[] = 'fivestar-user-text';
|
627
|
break;
|
628
|
case 'average':
|
629
|
$element['vote']['#description'] = $settings['style'] == 'dual' ? NULL : theme('fivestar_summary', array(
|
630
|
'average_rating' => $values['average'],
|
631
|
'votes' => $values['count'],
|
632
|
'stars' => $settings['stars'],
|
633
|
'microdata' => $settings['microdata'],
|
634
|
));
|
635
|
$class[] = 'fivestar-average-text';
|
636
|
break;
|
637
|
case 'smart':
|
638
|
$element['vote']['#description'] = ($settings['style'] == 'dual' && !$values['user']) ? NULL : theme('fivestar_summary', array(
|
639
|
'user_rating' => $values['user'],
|
640
|
'average_rating' => $values['user'] ? NULL : $values['average'],
|
641
|
'votes' => $settings['style'] == 'dual' ? NULL : $values['count'],
|
642
|
'stars' => $settings['stars'],
|
643
|
'microdata' => $settings['microdata'],
|
644
|
));
|
645
|
$class[] = 'fivestar-smart-text';
|
646
|
$class[] = $values['user'] ? 'fivestar-user-text' : 'fivestar-average-text';
|
647
|
break;
|
648
|
case 'dual':
|
649
|
$element['vote']['#description'] = theme('fivestar_summary', array(
|
650
|
'user_rating' => $values['user'],
|
651
|
'average_rating' => $settings['style'] == 'dual' ? NULL : $values['average'],
|
652
|
'votes' => $settings['style'] == 'dual' ? NULL : $values['count'],
|
653
|
'stars' => $settings['stars'],
|
654
|
'microdata' => $settings['microdata'],
|
655
|
));
|
656
|
$class[] = ' fivestar-combo-text';
|
657
|
break;
|
658
|
case 'none':
|
659
|
$element['vote']['#description'] = NULL;
|
660
|
break;
|
661
|
}
|
662
|
|
663
|
switch ($settings['style']) {
|
664
|
case 'average':
|
665
|
$class[] = 'fivestar-average-stars';
|
666
|
break;
|
667
|
case 'user':
|
668
|
$class[] = 'fivestar-user-stars';
|
669
|
break;
|
670
|
case 'smart':
|
671
|
$class[] = 'fivestar-smart-stars ' . ($values['user'] ? 'fivestar-user-stars' : 'fivestar-average-stars');
|
672
|
break;
|
673
|
case 'dual':
|
674
|
$class[] = 'fivestar-combo-stars';
|
675
|
$static_average = theme('fivestar_static', array(
|
676
|
'rating' => $values['average'],
|
677
|
'stars' => $settings['stars'],
|
678
|
'tag' => $settings['tag'],
|
679
|
'widget' => $settings['widget'],
|
680
|
));
|
681
|
if ($settings['text'] != 'none') {
|
682
|
$static_description = theme('fivestar_summary', array(
|
683
|
'average_rating' => $settings['text'] == 'user' ? NULL : (isset($values['average']) ? $values['average'] : 0),
|
684
|
'votes' => isset($values['count']) ? $values['count'] : 0,
|
685
|
'stars' => $settings['stars'],
|
686
|
));
|
687
|
}
|
688
|
else {
|
689
|
$static_description = ' ';
|
690
|
}
|
691
|
$element['average'] = array(
|
692
|
'#type' => 'markup',
|
693
|
'#markup' => theme('fivestar_static_element', array(
|
694
|
'star_display' => $static_average,
|
695
|
'title' => '',
|
696
|
'description' => $static_description,
|
697
|
)),
|
698
|
'#weight' => -1,
|
699
|
);
|
700
|
break;
|
701
|
}
|
702
|
$class[] = 'fivestar-form-item';
|
703
|
$class[] = 'fivestar-' . $element['#widget']['name'];
|
704
|
if ($element['#widget']['name'] != 'default') {
|
705
|
$element['#attached']['css'][] = $element['#widget']['css'];
|
706
|
}
|
707
|
$element['#prefix'] = '<div ' . drupal_attributes(array('class' => $class)) . '>';
|
708
|
$element['#suffix'] = '</div>';
|
709
|
|
710
|
// Add AJAX handling if necessary.
|
711
|
if (!empty($element['#auto_submit'])) {
|
712
|
$element['vote']['#ajax'] = array(
|
713
|
'callback' => 'fivestar_ajax_submit',
|
714
|
);
|
715
|
$element['vote']['#attached']['js'][] = $path . '/js/fivestar.ajax.js';
|
716
|
}
|
717
|
|
718
|
if (empty($element['#input'])) {
|
719
|
$static_stars = theme('fivestar_static', array(
|
720
|
'rating' => $element['vote']['#default_value'],
|
721
|
'stars' => $settings['stars'],
|
722
|
'tag' => $settings['tag'],
|
723
|
'widget' => $settings['widget'],
|
724
|
));
|
725
|
|
726
|
$element['vote'] = array(
|
727
|
'#type' => 'markup',
|
728
|
'#markup' => theme('fivestar_static_element', array(
|
729
|
'star_display' => $static_stars,
|
730
|
'title' => '',
|
731
|
'description' => $element['vote']['#description'],
|
732
|
)),
|
733
|
);
|
734
|
}
|
735
|
|
736
|
// Add validation function that considers a 0 value as empty.
|
737
|
$element['#element_validate'] = array('fivestar_validate');
|
738
|
|
739
|
return $element;
|
740
|
}
|
741
|
|
742
|
/**
|
743
|
* Helper function to get the correct default value for a fivestar element.
|
744
|
*
|
745
|
* @param $element
|
746
|
* The fivestar element
|
747
|
* @return
|
748
|
* The default value for the element.
|
749
|
*/
|
750
|
function _fivestar_get_element_default_value($element) {
|
751
|
if (isset($element['#default_value'])) {
|
752
|
$default_value = $element['#default_value'];
|
753
|
}
|
754
|
else {
|
755
|
switch ($element['#settings']['style']) {
|
756
|
case 'average':
|
757
|
$default_value = $element['#values']['average'];
|
758
|
break;
|
759
|
case 'user':
|
760
|
$default_value = $element['#values']['user'];
|
761
|
break;
|
762
|
case 'smart':
|
763
|
$default_value = (!empty($element['#values']['user']) ? $element['#values']['user'] : $element['#values']['average']);
|
764
|
break;
|
765
|
case 'dual':
|
766
|
$default_value = $element['#values']['user'];
|
767
|
break;
|
768
|
default:
|
769
|
$default_value = $element['#values']['average'];
|
770
|
}
|
771
|
}
|
772
|
|
773
|
for ($i = 0; $i <= $element['#stars']; $i++) {
|
774
|
$this_value = ceil($i * 100/$element['#stars']);
|
775
|
$next_value = ceil(($i+1) * 100/$element['#stars']);
|
776
|
|
777
|
// Round up the default value to the next exact star value if needed.
|
778
|
if ($this_value < $default_value && $next_value > $default_value) {
|
779
|
$default_value = $next_value;
|
780
|
}
|
781
|
}
|
782
|
|
783
|
return $default_value;
|
784
|
}
|
785
|
|
786
|
/**
|
787
|
* An #element_validate function for "fivestar" elements.
|
788
|
*/
|
789
|
function fivestar_validate($element, &$form_state) {
|
790
|
if ($element['#required'] && (empty($element['#value']) || $element['#value'] == '-')) {
|
791
|
form_error($element, t('@name field is required.', array('@name' => $element['#title'])));
|
792
|
}
|
793
|
}
|
794
|
|
795
|
/**
|
796
|
* Implementation of hook_votingapi_metadata_alter().
|
797
|
*/
|
798
|
function fivestar_votingapi_metadata_alter(&$data) {
|
799
|
foreach (fivestar_get_tags() as $tag) {
|
800
|
// Add several custom tags that are being used by fivestar.
|
801
|
$data['tags'][$tag] = array(
|
802
|
'name' => t($tag),
|
803
|
'description' => t('@tag used by fivestar.', array('@tag' => $tag)),
|
804
|
'module' => 'fivestar',
|
805
|
);
|
806
|
}
|
807
|
}
|
808
|
|
809
|
function fivestar_get_tags() {
|
810
|
$tags_txt = variable_get('fivestar_tags', 'vote');
|
811
|
$tags_exploded = explode(',', $tags_txt);
|
812
|
|
813
|
$tags = array();
|
814
|
$got_vote = FALSE;
|
815
|
foreach ($tags_exploded as $tag) {
|
816
|
$tag_trimmed = trim($tag);
|
817
|
if ($tag_trimmed) {
|
818
|
$tags[$tag_trimmed] = $tag_trimmed;
|
819
|
if ($tag_trimmed == 'vote') {
|
820
|
$got_vote = TRUE;
|
821
|
}
|
822
|
}
|
823
|
}
|
824
|
|
825
|
if (!$got_vote) {
|
826
|
$tags['vote'] = 'vote';
|
827
|
}
|
828
|
return $tags;
|
829
|
}
|
830
|
|
831
|
function fivestar_get_targets($field, $instance, $key = FALSE, $entity = FALSE, $langcode = LANGUAGE_NONE) {
|
832
|
$options = array();
|
833
|
$targets = module_invoke_all('fivestar_target_info', $field, $instance);
|
834
|
if ($key == FALSE) {
|
835
|
foreach ($targets as $target => $info) {
|
836
|
$options[$target] = $info['title'];
|
837
|
}
|
838
|
return $options;
|
839
|
}
|
840
|
else {
|
841
|
if (isset($targets[$key]) && !empty($targets[$key]['callback']) && function_exists($targets[$key]['callback'])) {
|
842
|
return call_user_func($targets[$key]['callback'], $entity, $field, $instance, $langcode);
|
843
|
}
|
844
|
}
|
845
|
}
|
846
|
|
847
|
/**
|
848
|
* Implements hook_fivestar_target_info().
|
849
|
*/
|
850
|
function fivestar_fivestar_target_info($field, $instance) {
|
851
|
$entity_type = $instance['entity_type'];
|
852
|
$bundle = $instance['bundle'];
|
853
|
$options = array(
|
854
|
'none' => array(
|
855
|
'title' => t('None'),
|
856
|
),
|
857
|
);
|
858
|
// Add node_referrence support.
|
859
|
if (module_exists('node_reference')) {
|
860
|
$field_names = array_keys(field_read_fields(array('module' => 'node_reference')));
|
861
|
if (!empty($field_names)) {
|
862
|
$field_instances = field_read_instances(array('entity_type' => $entity_type, 'bundle' => $bundle, 'field_name' => $field_names));
|
863
|
if (!empty($field_instances)) {
|
864
|
foreach ($field_instances as $field_instance) {
|
865
|
$options[$field_instance['field_name']] = array(
|
866
|
'title' => t('Node reference: @field', array('@field' => $field_instance['field_name'])),
|
867
|
'callback' => '_fivestar_target_node_reference'
|
868
|
);
|
869
|
}
|
870
|
}
|
871
|
}
|
872
|
}
|
873
|
|
874
|
// Add entityreference support.
|
875
|
if (module_exists('entityreference')) {
|
876
|
$field_names = array_keys(field_read_fields(array('module' => 'entityreference')));
|
877
|
if (!empty($field_names)) {
|
878
|
$field_instances = field_read_instances(array('entity_type' => $entity_type, 'bundle' => $bundle, 'field_name' => $field_names));
|
879
|
if (!empty($field_instances)) {
|
880
|
foreach ($field_instances as $field_instance) {
|
881
|
$options[$field_instance['field_name']] = array(
|
882
|
'title' => t('Entity reference: @field', array('@field' => $field_instance['field_name'])),
|
883
|
'callback' => '_fivestar_target_entityreference'
|
884
|
);
|
885
|
}
|
886
|
}
|
887
|
}
|
888
|
}
|
889
|
|
890
|
// Add user reference support.
|
891
|
if (module_exists('user_reference')) {
|
892
|
$field_names = array_keys(field_read_fields(array('module' => 'user_reference')));
|
893
|
if (!empty($field_names)) {
|
894
|
$field_instances = field_read_instances(array('entity_type' => $entity_type, 'bundle' => $bundle, 'field_name' => $field_names));
|
895
|
if (!empty($field_instances)) {
|
896
|
foreach ($field_instances as $field_instance) {
|
897
|
$options[$field_instance['field_name']] = array(
|
898
|
'title' => t('User reference: @field', array('@field' => $field_instance['field_name'])),
|
899
|
'callback' => '_fivestar_target_user_reference'
|
900
|
);
|
901
|
}
|
902
|
}
|
903
|
}
|
904
|
}
|
905
|
|
906
|
// Add comment module support.
|
907
|
if ($instance['entity_type'] == 'comment') {
|
908
|
$options['parent_node'] = array(
|
909
|
'title' => t('Parent Node'),
|
910
|
'callback' => '_fivestar_target_comment_parent_node'
|
911
|
);
|
912
|
}
|
913
|
|
914
|
return $options;
|
915
|
}
|
916
|
|
917
|
/**
|
918
|
*
|
919
|
* @return array
|
920
|
* array('entity_type', 'entity_id').
|
921
|
*/
|
922
|
function _fivestar_target_node_reference($entity, $field, $instance, $langcode) {
|
923
|
$target = array();
|
924
|
|
925
|
$node_reference = $instance['settings']['target'];
|
926
|
if (isset($entity->{$node_reference}[$langcode][0]) && is_numeric($entity->{$node_reference}[$langcode][0]['nid'])) {
|
927
|
$target['entity_id'] = $entity->{$node_reference}[$langcode][0]['nid'];
|
928
|
$target['entity_type'] = 'node';
|
929
|
}
|
930
|
|
931
|
return $target;
|
932
|
}
|
933
|
|
934
|
/**
|
935
|
* @return (array) array('entity_type', 'entity_id')
|
936
|
*/
|
937
|
function _fivestar_target_entityreference($entity, $field, $instance, $langcode) {
|
938
|
$target = array();
|
939
|
|
940
|
$entityreference = $instance['settings']['target'];
|
941
|
|
942
|
// Retrieve entity settings for the referenced field.
|
943
|
$field_info = field_info_field($entityreference);
|
944
|
|
945
|
if (isset($entity->{$entityreference}[$langcode][0]) && isset($entity->{$entityreference}[$langcode][0]['target_id']) && is_numeric($entity->{$entityreference}[$langcode][0]['target_id'])) {
|
946
|
$target['entity_id'] = $entity->{$entityreference}[$langcode][0]['target_id'];
|
947
|
$target['entity_type'] = $field_info['settings']['target_type'];
|
948
|
}
|
949
|
|
950
|
return $target;
|
951
|
}
|
952
|
|
953
|
/**
|
954
|
*
|
955
|
* @return array
|
956
|
* array('entity_type', 'entity_id').
|
957
|
*/
|
958
|
function _fivestar_target_user_reference($entity, $field, $instance, $langcode) {
|
959
|
$target = array();
|
960
|
|
961
|
$user_reference = $instance['settings']['target'];
|
962
|
if (isset($entity->{$user_reference}[$langcode][0]) && is_numeric($entity->{$user_reference}[$langcode][0]['uid'])) {
|
963
|
$target['entity_id'] = $entity->{$user_reference}[$langcode][0]['uid'];
|
964
|
$target['entity_type'] = 'user';
|
965
|
}
|
966
|
|
967
|
return $target;
|
968
|
}
|
969
|
|
970
|
function _fivestar_target_comment_parent_node($entity, $field, $instance, $langcode) {
|
971
|
return array(
|
972
|
'entity_id' => $entity->nid,
|
973
|
'entity_type' => 'node',
|
974
|
);
|
975
|
}
|
976
|
|
977
|
/**
|
978
|
* Helper function to determine if a user can vote on content.
|
979
|
*
|
980
|
* @return Boolean
|
981
|
*/
|
982
|
function _fivestar_allow_vote($element) {
|
983
|
global $user;
|
984
|
|
985
|
// Check allowed to re-vote.
|
986
|
$can_revote = FALSE;
|
987
|
if ($element['#allow_revote']) {
|
988
|
$can_revote = TRUE;
|
989
|
}
|
990
|
else {
|
991
|
$criteria = array(
|
992
|
'entity_id' => isset($element['#settings']['content_id']) ? $element['#settings']['content_id'] : NULL,
|
993
|
'entity_type' => isset($element['#settings']['content_type']) ? $element['#settings']['content_type'] : NULL,
|
994
|
'uid' => $user->uid,
|
995
|
);
|
996
|
|
997
|
$can_revote = !votingapi_select_votes($criteria);
|
998
|
}
|
999
|
if (!$can_revote) {
|
1000
|
return FALSE;
|
1001
|
}
|
1002
|
// Check allowed own vote.
|
1003
|
if ($element['#allow_ownvote']) {
|
1004
|
return TRUE;
|
1005
|
}
|
1006
|
// Check that we have entity details, allow if not.
|
1007
|
if (!isset($element['#settings']['entity_id']) || !isset($element['#settings']['entity_type'])) {
|
1008
|
return TRUE;
|
1009
|
}
|
1010
|
$entity_id = $element['#settings']['entity_id'];
|
1011
|
$entity = entity_load($element['#settings']['entity_type'], array($entity_id));
|
1012
|
$entity = $entity[$entity_id];
|
1013
|
$uid1 = $entity->uid;
|
1014
|
$uid2 = $user->uid;
|
1015
|
return $entity->uid != $user->uid;
|
1016
|
}
|