/**
* Display the reaction area at the end of post's content
*
* @param string $content
* @return string Filtered content
*/
public function display($content = '')
{
if (!Emoji_Reactions_Utils::can_react_to_post(get_the_ID())) {
return $content;
}
$filtered_content = apply_filters('emoji_reactions_reaction_area', $content);
$empty_flair = $this->before_display('') . $this->after_display('');
if ($content . $empty_flair == $filtered_content) {
return $content;
} else {
return $filtered_content;
}
}
/**
* Loads assets for the emoji picker
*/
public function load_assets()
{
wp_enqueue_style('emoji-reactions-display-reactions-css', plugins_url('assets/css/display-reactions.css', dirname(__FILE__)));
wp_enqueue_script('emoji-reactions-display-reactions-js', plugins_url('assets/js/display-reactions.js', dirname(__FILE__)), array('jquery'));
// data for displaying the reactions area
wp_localize_script('emoji-reactions-display-reactions-js', 'emojiData', array('pluginURL' => plugins_url('', dirname(__FILE__)), 'custom' => Emoji_Reactions_Utils::get_custom_emoji()));
}
/**
* Loads assets for the emoji picker
*/
public function load_assets()
{
wp_enqueue_style('emoji-reactions-emoji-picker-css', plugins_url('assets/css/emoji-picker.css', dirname(__FILE__)));
wp_enqueue_script('emoji-reactions-emoji-picker-js', plugins_url('assets/js/emoji-picker.js', dirname(__FILE__)), array('jquery'));
// data for displaying the reactions area
wp_localize_script('emoji-reactions-emoji-picker-js', 'emojiPickerData', array('pluginURL' => plugins_url('', dirname(__FILE__)), 'custom' => Emoji_Reactions_Utils::get_custom_emoji()));
// i18n strings
wp_localize_script('emoji-reactions-emoji-picker-js', 'emojiPickerStrings', array('people' => esc_html__('People', 'emoji-reactions'), 'nature' => esc_html__('Nature', 'emoji-reactions'), 'foods' => esc_html__('Food & Drink', 'emoji-reactions'), 'celebration' => esc_html__('Celebration', 'emoji-reactions'), 'activity' => esc_html__('Activity', 'emoji-reactions'), 'places' => esc_html__('Travel & Places', 'emoji-reactions'), 'symbols' => esc_html__('Objects & Symbols', 'emoji-reactions'), 'custom' => esc_html__('Custom', 'emoji-reactions')));
}
/**
* Returns true if the provided $emoji shorthand is a valid emoji or false if not
* Checks against both custom emoji and standard emoji
* @param string $emoji
* @return boolean
*/
public static function is_valid_emoji($emoji)
{
if ("custom_" === substr($emoji, 0, 7)) {
$emoji = substr($emoji, 7);
}
$custom_emoji = Emoji_Reactions_Utils::get_custom_emoji();
if (array_key_exists($emoji, $custom_emoji)) {
return true;
}
$emoji_raw_json = file_get_contents(__DIR__ . '/../emoji.json');
$emoji_json = json_decode($emoji_raw_json);
$is_valid_emoji = false;
foreach ($emoji_json as $single_emoji_object) {
if ($emoji === $single_emoji_object->short_name) {
$is_valid_emoji = true;
break;
}
}
return $is_valid_emoji;
}
/**
* Sends our reaction to the server
*/
public function do_reaction()
{
if (empty($_REQUEST['post_ID']) || empty($_REQUEST['emoji'])) {
wp_send_json_error(esc_html__('The required post ID and emoji fields were not provided.', 'emoji-reactions'));
}
$post_ID = $_REQUEST['post_ID'];
$emoji = $_REQUEST['emoji'];
if (!Emoji_Reactions_Utils::can_react_to_post($post_ID)) {
wp_send_json_error(esc_html__('Post is not available.', 'emoji-reactions'));
}
if (!Emoji_Reactions_Utils::is_valid_emoji($emoji)) {
wp_send_json_error(esc_html__('Provided emoji not recognized.', 'emoji-reactions'));
}
$ip_address = preg_replace('/[^0-9a-fA-F:., ]/', '', $_SERVER['REMOTE_ADDR']);
$user_agent = isset($_SERVER['HTTP_USER_AGENT']) ? substr($_SERVER['HTTP_USER_AGENT'], 0, 254) : '';
$data = array('comment_post_ID' => $post_ID, 'comment_content' => $emoji, 'comment_type' => 'emoji-reaction', 'comment_approved' => 1, 'comment_author_IP' => $ip_address, 'comment_agent' => $user_agent);
if (is_user_logged_in()) {
$current_user = wp_get_current_user();
if ($current_user->user_login !== $current_user->display_name) {
$user_name = $current_user->display_name;
} else {
$user_name = $current_user->user_login;
}
$data['user_id'] = get_current_user_id();
$data['comment_author'] = $user_name;
$data['comment_author_email'] = $current_user->user_email;
} else {
$data['comment_author'] = esc_html__('Guest', 'emoji-reactions');
}
$id = wp_insert_comment($data);
if (!$id) {
wp_send_json_error(esc_html__('Reaction failed to post.', 'emoji-reactions'));
}
wp_send_json(array('success' => true, 'reaction_ID' => $id));
die;
}
