← All changes | modules/comment-likes.php +254 -0 16.2-beta → 16.3 View file →

		@@ -1,0 +1,254 @@
	1	+<?php //phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
	2	+/**
	3	+ * Module Name: Comment Likes
	4	+ * Module Description: Enable visitors to like individual comments and boost engagement.
	5	+ * Sort Order: 39
	6	+ * Recommendation Order: 17
	7	+ * First Introduced: 5.1
	8	+ * Requires Connection: Yes
	9	+ * Auto Activate: No
	10	+ * Module Tags: Social
	11	+ * Additional Search Queries: like widget, like button, like, likes
	12	+ *
	13	+ * @package automattic/jetpack
	14	+ */
	15	+
	16	+use Automattic\Jetpack\Assets;
	17	+use Automattic\Jetpack\Sharing_Likes\Post_Likes_Switch;
	18	+
	19	+if ( ! defined( 'ABSPATH' ) ) {
	20	+ exit( 0 );
	21	+}
	22	+
	23	+Assets::add_resource_hint( '//widgets.wp.com', 'dns-prefetch' );
	24	+
	25	+require_once __DIR__ . '/likes/jetpack-likes-master-iframe.php';
	26	+require_once __DIR__ . '/likes/jetpack-likes-settings.php';
	27	+
	28	+/**
	29	+ * Jetpack Comment Like Class
	30	+ */
	31	+class Jetpack_Comment_Likes {
	32	+
	33	+ /**
	34	+ * Jetpack_Likes_Settings object
	35	+ *
	36	+ * @var Jetpack_Likes_Settings
	37	+ */
	38	+ public $settings;
	39	+
	40	+ /**
	41	+ * Blog ID
	42	+ *
	43	+ * @var int
	44	+ */
	45	+ public $blog_id;
	46	+
	47	+ /**
	48	+ * Site home URL domain
	49	+ *
	50	+ * @var string
	51	+ */
	52	+ public $domain;
	53	+
	54	+ /**
	55	+ * Initialize comment like module
	56	+ */
	57	+ public static function init() {
	58	+ static $instance = null;
	59	+
	60	+ if ( ! $instance ) {
	61	+ $instance = new Jetpack_Comment_Likes();
	62	+ }
	63	+
	64	+ return $instance;
	65	+ }
	66	+
	67	+ /**
	68	+ * Construct comment like module.
	69	+ */
	70	+ private function __construct() {
	71	+ $this->settings = new Jetpack_Likes_Settings();
	72	+ $this->blog_id = Jetpack_Options::get_option( 'id' );
	73	+ $url_parts = wp_parse_url( home_url() );
	74	+
	75	+ // Abort if domain can't be determined.
	76	+ if ( ! $url_parts || ! isset( $url_parts['host'] ) ) {
	77	+ return;
	78	+ }
	79	+ $this->domain = $url_parts['host'];
	80	+
	81	+ add_action( 'template_redirect', array( $this, 'frontend_init' ) );
	82	+ add_action( 'admin_init', array( $this, 'admin_init' ) );
	83	+
	84	+ /*
	85	+ * Comment likes are gated on the Likes settings, so when the Likes module is
	86	+ * off this module still needs the per-post metabox that carries them.
	87	+ */
	88	+ if ( ! Jetpack::is_module_active( 'likes' ) ) {
	89	+ if ( Jetpack::is_module_active( 'sharedaddy' ) ) {
	90	+ add_filter( 'sharing_meta_box_title', array( $this->settings, 'add_likes_to_sharing_meta_box_title' ) );
	91	+ add_action( 'start_sharing_meta_box_content', array( $this->settings, 'meta_box_content' ) );
	92	+ } else {
	93	+ add_action( 'admin_init', array( $this->settings, 'add_meta_box' ) );
	94	+ }
	95	+
	96	+ add_action( 'save_post', array( $this->settings, 'meta_box_save' ) );
	97	+ add_action( 'edit_attachment', array( $this->settings, 'meta_box_save' ) );
	98	+ }
	99	+ }
	100	+
	101	+ /**
	102	+ * Initialize admin section
	103	+ */
	104	+ public function admin_init() {
	105	+ add_filter( 'manage_edit-comments_columns', array( $this, 'add_like_count_column' ) );
	106	+ add_action( 'manage_comments_custom_column', array( $this, 'comment_likes_edit_column' ), 10, 2 );
	107	+ add_action( 'admin_print_styles-edit-comments.php', array( $this, 'enqueue_admin_styles_scripts' ) );
	108	+ }
	109	+
	110	+ /**
	111	+ * Displays number of comment likes in comment admin page.
	112	+ *
	113	+ * @param string $column_name name of the column.
	114	+ * @param int $comment_id ID of the comment.
	115	+ */
	116	+ public function comment_likes_edit_column( $column_name, $comment_id ) {
	117	+ if ( 'comment_likes' !== $column_name ) {
	118	+ return;
	119	+ }
	120	+
	121	+ $permalink = get_permalink( get_the_ID() );
	122	+ ?>
	123	+ <a
	124	+ data-comment-id="<?php echo absint( $comment_id ); ?>"
	125	+ data-blog-id="<?php echo absint( $this->blog_id ); ?>"
	126	+ class="comment-like-count"
	127	+ id="comment-like-count-<?php echo absint( $comment_id ); ?>"
	128	+ href="<?php echo esc_url( $permalink ); ?>#comment-<?php echo absint( $comment_id ); ?>"
	129	+ >
	130	+ <span class="like-count">0</span>
	131	+ </a>
	132	+ <?php
	133	+ }
	134	+
	135	+ /**
	136	+ * Enqueue admin style scripts.
	137	+ */
	138	+ public function enqueue_admin_styles_scripts() {
	139	+ wp_enqueue_style( 'comment-like-count', plugins_url( 'comment-likes/admin-style.css', __FILE__ ), array(), JETPACK__VERSION );
	140	+ wp_enqueue_script(
	141	+ 'comment-like-count',
	142	+ Assets::get_file_url_for_environment(
	143	+ '_inc/build/comment-likes/comment-like-count.min.js',
	144	+ 'modules/comment-likes/comment-like-count.js'
	145	+ ),
	146	+ array( 'jquery' ),
	147	+ JETPACK__VERSION,
	148	+ false
	149	+ );
	150	+ }
	151	+
	152	+ /**
	153	+ * Adds like count column to admin page.
	154	+ *
	155	+ * @param array $columns column of admin table.
	156	+ */
	157	+ public function add_like_count_column( $columns ) {
	158	+ $columns['comment_likes'] = '<span class="vers"></span>';
	159	+ return $columns;
	160	+ }
	161	+
	162	+ /**
	163	+ * Initialize front end
	164	+ */
	165	+ public function frontend_init() {
	166	+ if ( class_exists( Jetpack_AMP_Support::class ) && Jetpack_AMP_Support::is_amp_request() ) {
	167	+ return;
	168	+ }
	169	+
	170	+ add_action( 'wp_enqueue_scripts', array( $this, 'load_styles_register_scripts' ) );
	171	+ add_filter( 'comment_text', array( $this, 'comment_likes' ), 10, 2 );
	172	+ }
	173	+
	174	+ /**
	175	+ * Load styling scripts
	176	+ */
	177	+ public function load_styles_register_scripts() {
	178	+ if ( ! $this->settings->is_likes_visible() ) {
	179	+ return;
	180	+ }
	181	+
	182	+ if ( ! wp_style_is( 'open-sans', 'registered' ) ) {
	183	+ wp_register_style( 'open-sans', 'https://fonts.googleapis.com/css?family=Open+Sans', array(), JETPACK__VERSION );
	184	+ }
	185	+ wp_enqueue_style( 'jetpack_likes', plugins_url( 'likes/style.css', __FILE__ ), array( 'open-sans' ), JETPACK__VERSION );
	186	+ wp_enqueue_script( 'jetpack_likes_queuehandler', plugins_url( 'likes/queuehandler.js', __FILE__ ), array(), JETPACK__VERSION, true );
	187	+ }
	188	+
	189	+ /**
	190	+ * Display like count.
	191	+ *
	192	+ * @param string $content text content of the comment itself.
	193	+ * @param object $comment comment object containing comment data.
	194	+ */
	195	+ public function comment_likes( $content, $comment = null ) {
	196	+ if ( empty( $comment ) ) {
	197	+ return $content;
	198	+ }
	199	+
	200	+ if ( ! $this->settings->is_likes_visible() ) {
	201	+ return $content;
	202	+ }
	203	+
	204	+ $comment_id = get_comment_ID();
	205	+ if ( empty( $comment_id ) && ! empty( $comment->comment_ID ) ) {
	206	+ $comment_id = $comment->comment_ID;
	207	+ }
	208	+
	209	+ if ( empty( $content ) || empty( $comment_id ) ) {
	210	+ return $content;
	211	+ }
	212	+
	213	+ if ( empty( $comment->comment_approved ) ) {
	214	+ return $content;
	215	+ }
	216	+
	217	+ // In case master iframe hasn't been loaded. This could be the case when Post Likes module is disabled,
	218	+ // or on pages on which we have comments but post likes are disabled.
	219	+ if ( false === has_action( 'wp_footer', 'jetpack_likes_master_iframe' ) ) {
	220	+ add_action( 'wp_footer', 'jetpack_likes_master_iframe', 21 );
	221	+ }
	222	+
	223	+ $uniqid = uniqid();
	224	+
	225	+ $src = sprintf( 'https://widgets.wp.com/likes/#blog_id=%1$d&amp;comment_id=%2$d&amp;origin=%3$s&amp;obj_id=%1$d-%2$d-%4$s', $this->blog_id, $comment_id, $this->domain, $uniqid );
	226	+ $name = sprintf( 'like-comment-frame-%1$d-%2$d-%3$s', $this->blog_id, $comment_id, $uniqid );
	227	+ $wrapper = sprintf( 'like-comment-wrapper-%1$d-%2$d-%3$s', $this->blog_id, $comment_id, $uniqid );
	228	+
	229	+ $html = '';
	230	+ $html .= "<div class='jetpack-comment-likes-widget-wrapper jetpack-likes-widget-unloaded' id='$wrapper' data-src='$src' data-name='$name'>";
	231	+ $html .= "<div class='likes-widget-placeholder comment-likes-widget-placeholder comment-likes'><span class='loading'>" . esc_html__( 'Loading...', 'jetpack' ) . '</span></div>';
	232	+ $html .= "<div class='comment-likes-widget jetpack-likes-widget comment-likes'><span class='comment-like-feedback'></span>";
	233	+ $html .= "<span class='sd-text-color'></span><a class='sd-link-color'></a>";
	234	+ $html .= '</div></div>';
	235	+
	236	+ /**
	237	+ * Filters the Comment Likes button content.
	238	+ *
	239	+ * @module comment-likes
	240	+ *
	241	+ * @since 5.1.0
	242	+ *
	243	+ * @param string $html Comment Likes button content.
	244	+ */
	245	+ $like_button = apply_filters( 'comment_like_button', $html );
	246	+
	247	+ return $content . $like_button;
	248	+ }
	249	+}
	250	+
	251	+// Comment likes follow the per-post Likes switch, so the block editor needs it without the Likes module.
	252	+Post_Likes_Switch::init();
	253	+
	254	+Jetpack_Comment_Likes::init();