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Jetpack – WP Security, Backup, Speed, & Growth v11.7.2
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jetpack / modules / comment-likes.php

comment-likes.php in Jetpack – WP Security, Backup, Speed, & Growth 11.7.2, at modules/comment-likes.php

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1 <?php //phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
2 /**
3 * Module Name: Comment Likes
4 * Module Description: Increase visitor engagement by adding a Like button to comments.
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
18 Assets::add_resource_hint( '//widgets.wp.com', 'dns-prefetch' );
19
20 require_once __DIR__ . '/likes/jetpack-likes-master-iframe.php';
21 require_once __DIR__ . '/likes/jetpack-likes-settings.php';
22
23 /**
24 * Jetpack Comment Like Class
25 */
26 class Jetpack_Comment_Likes {
27
28 /**
29 * Jetpack_Likes_Settings object
30 *
31 * @var Jetpack_Likes_Settings
32 */
33 public $settings;
34
35 /**
36 * Blog ID
37 *
38 * @var int
39 */
40 public $blog_id;
41
42 /**
43 * Site home URL domain
44 *
45 * @var string
46 */
47 public $domain;
48
49 /**
50 * Initialize comment like module
51 */
52 public static function init() {
53 static $instance = null;
54
55 if ( ! $instance ) {
56 $instance = new Jetpack_Comment_Likes();
57 }
58
59 return $instance;
60 }
61
62 /**
63 * Construct comment like module.
64 */
65 private function __construct() {
66 $this->settings = new Jetpack_Likes_Settings();
67 $this->blog_id = Jetpack_Options::get_option( 'id' );
68 $url_parts = wp_parse_url( home_url() );
69 $this->domain = $url_parts['host'];
70
71 add_action( 'template_redirect', array( $this, 'frontend_init' ) );
72 add_action( 'admin_init', array( $this, 'admin_init' ) );
73
74 if ( ! Jetpack::is_module_active( 'likes' ) ) {
75 $active = Jetpack::get_active_modules();
76
77 if ( ! in_array( 'sharedaddy', $active, true ) && ! in_array( 'publicize', $active, true ) ) {
78 // we don't have a sharing page yet.
79 add_action( 'admin_menu', array( $this->settings, 'sharing_menu' ) );
80 }
81
82 if ( in_array( 'publicize', $active, true ) && ! in_array( 'sharedaddy', $active, true ) ) {
83 // we have a sharing page but not the global options area.
84 add_action( 'pre_admin_screen_sharing', array( $this->settings, 'sharing_block' ), 20 );
85 add_action( 'pre_admin_screen_sharing', array( $this->settings, 'updated_message' ), -10 );
86 }
87
88 if ( ! in_array( 'sharedaddy', $active, true ) ) {
89 add_action( 'admin_init', array( $this->settings, 'process_update_requests_if_sharedaddy_not_loaded' ) );
90 add_action( 'sharing_global_options', array( $this->settings, 'admin_settings_showbuttonon_init' ), 19 );
91 add_action( 'sharing_admin_update', array( $this->settings, 'admin_settings_showbuttonon_callback' ), 19 );
92 add_action( 'admin_init', array( $this->settings, 'add_meta_box' ) );
93 } else {
94 add_filter( 'sharing_meta_box_title', array( $this->settings, 'add_likes_to_sharing_meta_box_title' ) );
95 add_action( 'start_sharing_meta_box_content', array( $this->settings, 'meta_box_content' ) );
96 }
97
98 add_action( 'save_post', array( $this->settings, 'meta_box_save' ) );
99 add_action( 'edit_attachment', array( $this->settings, 'meta_box_save' ) );
100 add_action( 'sharing_global_options', array( $this->settings, 'admin_settings_init' ), 20 );
101 add_action( 'sharing_admin_update', array( $this->settings, 'admin_settings_callback' ), 20 );
102 }
103 }
104
105 /**
106 * Initialize admin section
107 */
108 public function admin_init() {
109 add_filter( 'manage_edit-comments_columns', array( $this, 'add_like_count_column' ) );
110 add_action( 'manage_comments_custom_column', array( $this, 'comment_likes_edit_column' ), 10, 2 );
111 add_action( 'admin_print_styles-edit-comments.php', array( $this, 'enqueue_admin_styles_scripts' ) );
112 }
113
114 /**
115 * Displays number of comment likes in comment admin page.
116 *
117 * @param string $column_name name of the column.
118 * @param int $comment_id ID of the comment.
119 */
120 public function comment_likes_edit_column( $column_name, $comment_id ) {
121 if ( 'comment_likes' !== $column_name ) {
122 return;
123 }
124
125 $permalink = get_permalink( get_the_ID() );
126 ?>
127 <a
128 data-comment-id="<?php echo absint( $comment_id ); ?>"
129 data-blog-id="<?php echo absint( $this->blog_id ); ?>"
130 class="comment-like-count"
131 id="comment-like-count-<?php echo absint( $comment_id ); ?>"
132 href="<?php echo esc_url( $permalink ); ?>#comment-<?php echo absint( $comment_id ); ?>"
133 >
134 <span class="like-count">0</span>
135 </a>
136 <?php
137 }
138
139 /**
140 * Enqueue admin style scripts.
141 */
142 public function enqueue_admin_styles_scripts() {
143 wp_enqueue_style( 'comment-like-count', plugins_url( 'comment-likes/admin-style.css', __FILE__ ), array(), JETPACK__VERSION );
144 wp_enqueue_script(
145 'comment-like-count',
146 Assets::get_file_url_for_environment(
147 '_inc/build/comment-likes/comment-like-count.min.js',
148 'modules/comment-likes/comment-like-count.js'
149 ),
150 array( 'jquery' ),
151 JETPACK__VERSION,
152 false
153 );
154 }
155
156 /**
157 * Adds like count column to admin page.
158 *
159 * @param array $columns column of admin table.
160 */
161 public function add_like_count_column( $columns ) {
162 $columns['comment_likes'] = '<span class="vers"></span>';
163 return $columns;
164 }
165
166 /**
167 * Initialize front end
168 */
169 public function frontend_init() {
170 if ( Jetpack_AMP_Support::is_amp_request() ) {
171 return;
172 }
173
174 add_action( 'wp_enqueue_scripts', array( $this, 'load_styles_register_scripts' ) );
175 add_filter( 'comment_text', array( $this, 'comment_likes' ), 10, 2 );
176 }
177
178 /**
179 * Load styling scripts
180 */
181 public function load_styles_register_scripts() {
182 if ( ! $this->settings->is_likes_visible() ) {
183 return;
184 }
185
186 if ( ! wp_style_is( 'open-sans', 'registered' ) ) {
187 wp_register_style( 'open-sans', 'https://fonts.googleapis.com/css?family=Open+Sans', array(), JETPACK__VERSION );
188 }
189 wp_enqueue_style( 'jetpack_likes', plugins_url( 'likes/style.css', __FILE__ ), array( 'open-sans' ), JETPACK__VERSION );
190 wp_enqueue_script( 'jetpack_likes_queuehandler', plugins_url( 'likes/queuehandler.js', __FILE__ ), array(), JETPACK__VERSION, true );
191 }
192
193 /**
194 * Display like count.
195 *
196 * @param string $content text content of the comment itself.
197 * @param object $comment comment object containing comment data.
198 */
199 public function comment_likes( $content, $comment = null ) {
200 if ( empty( $comment ) ) {
201 return $content;
202 }
203
204 if ( ! $this->settings->is_likes_visible() ) {
205 return $content;
206 }
207
208 $comment_id = get_comment_ID();
209 if ( empty( $comment_id ) && ! empty( $comment->comment_ID ) ) {
210 $comment_id = $comment->comment_ID;
211 }
212
213 if ( empty( $content ) || empty( $comment_id ) ) {
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 Jetpack_Comment_Likes::init();
252