*/
// Get input
$entity_guid = (int) get_input('answer_guid');
$user_guid = elgg_get_logged_in_user_guid();
if ($entity = get_entity($entity_guid)) {
$container = get_entity($entity->container_guid);
// check if the user voted to an owned entity
if ($entity->getOwnerGUID() == $user_guid) {
register_error(elgg_echo('answers:vote:failure:owner'));
return true;
}
// check if user can vote on this group
if (!$container->canWriteToContainer()) {
register_error(elgg_echo('answers:vote:failure:notmember'));
return true;
}
elgg_load_library('answers:utilities');
// check the actual user opinion
if (answers_does_user_dislike_answer($entity, $user_guid)) {
$action_result = answers_unlike($entity, $user_guid);
} else {
$action_result = answers_dislike($entity, $user_guid);
}
if ($action_result) {
echo json_encode(array('score' => answers_overall_rating($entity), 'like_dislike' => answers_get_like_dislike($entity, $user_guid)));
} else {
register_error(elgg_echo('answers:vote:failure'));
}
} else {
register_error(elgg_echo('answers:notfound'));
}
<?php
/**
* Voting area view
*/
$answer = $vars['entity'];
$question = get_question_for_answer($answer);
$chosen_answer = $question->chosen_answer == $answer->getGUID();
$count_like = answers_count_likes($answer);
$count_dislike = answers_count_dislikes($answer);
$owns_question = $question->getOwnerGUID() == $_SESSION['guid'];
$owns_answer = $answer->getOwnerGUID() == $_SESSION['guid'];
$can_rate = elgg_is_logged_in() && !$owns_answer;
if ($can_rate) {
$user_like_dislike = answers_get_like_dislike($answer, $_SESSION['user']->getGUID());
$user_like = $user_like_dislike == "like";
$user_dislike = $user_like_dislike == "dislike";
$ts = time();
$token = generate_action_token($ts);
$url_token = "&__elgg_token={$token}&__elgg_ts={$ts}";
$like_url = $vars['url'] . "action/answer/like?answer_id=" . $answer->getGUID() . $url_token;
$dislike_url = $vars['url'] . "action/answer/dislike?answer_id=" . $answer->getGUID() . $url_token;
$unlike_url = $vars['url'] . "action/answer/unlike?answer_id=" . $answer->getGUID() . $url_token;
}
?>
<div class="answers_rating_block">
<?php
if ($can_rate) {
echo elgg_view("answers/rating_icon", array('type' => 'like', 'tooltip' => $user_like ? 'unlike' : 'like', 'href' => $user_like ? $unlike_url : $like_url, 'selected' => $user_like));
}
?>
