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likes.php
581 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Module Name: Likes |
| 4 | * Module Description: Give visitors an easy way to show they appreciate your content. |
| 5 | * First Introduced: 2.2 |
| 6 | * Sort Order: 23 |
| 7 | * Requires Connection: Yes |
| 8 | * Auto Activate: No |
| 9 | * Module Tags: Social |
| 10 | * Feature: Engagement |
| 11 | * Additional Search Queries: like, likes, wordpress.com |
| 12 | */ |
| 13 | |
| 14 | Jetpack::dns_prefetch( array( |
| 15 | '//widgets.wp.com', |
| 16 | '//s0.wp.com', |
| 17 | '//0.gravatar.com', |
| 18 | '//1.gravatar.com', |
| 19 | '//2.gravatar.com', |
| 20 | ) ); |
| 21 | |
| 22 | include_once dirname( __FILE__ ) . '/likes/jetpack-likes-master-iframe.php'; |
| 23 | include_once dirname( __FILE__ ) . '/likes/jetpack-likes-settings.php'; |
| 24 | |
| 25 | class Jetpack_Likes { |
| 26 | public static function init() { |
| 27 | static $instance = NULL; |
| 28 | |
| 29 | if ( ! $instance ) { |
| 30 | $instance = new Jetpack_Likes; |
| 31 | } |
| 32 | |
| 33 | return $instance; |
| 34 | } |
| 35 | |
| 36 | function __construct() { |
| 37 | $this->in_jetpack = ( defined( 'IS_WPCOM' ) && IS_WPCOM ) ? false : true; |
| 38 | $this->settings = new Jetpack_Likes_Settings(); |
| 39 | |
| 40 | // We need to run on wp hook rather than init because we check is_amp_endpoint() |
| 41 | // when bootstrapping hooks |
| 42 | add_action( 'wp', array( &$this, 'action_init' ), 99 ); |
| 43 | |
| 44 | add_action( 'admin_init', array( $this, 'admin_init' ) ); |
| 45 | |
| 46 | if ( $this->in_jetpack ) { |
| 47 | add_action( 'jetpack_activate_module_likes', array( $this, 'set_social_notifications_like' ) ); |
| 48 | add_action( 'jetpack_deactivate_module_likes', array( $this, 'delete_social_notifications_like' ) ); |
| 49 | |
| 50 | Jetpack::enable_module_configurable( __FILE__ ); |
| 51 | Jetpack::module_configuration_load( __FILE__, array( $this, 'configuration_redirect' ) ); |
| 52 | add_filter( 'jetpack_module_configuration_url_likes', array( $this, 'jetpack_likes_configuration_url' ) ); |
| 53 | |
| 54 | add_action( 'admin_print_scripts-settings_page_sharing', array( &$this, 'load_jp_css' ) ); |
| 55 | add_filter( 'sharing_show_buttons_on_row_start', array( $this, 'configuration_target_area' ) ); |
| 56 | |
| 57 | $active = Jetpack::get_active_modules(); |
| 58 | |
| 59 | if ( ! in_array( 'sharedaddy', $active ) && ! in_array( 'publicize', $active ) ) { |
| 60 | // we don't have a sharing page yet |
| 61 | add_action( 'admin_menu', array( $this->settings, 'sharing_menu' ) ); |
| 62 | } |
| 63 | |
| 64 | if ( in_array( 'publicize', $active ) && ! in_array( 'sharedaddy', $active ) ) { |
| 65 | // we have a sharing page but not the global options area |
| 66 | add_action( 'pre_admin_screen_sharing', array( $this->settings, 'sharing_block' ), 20 ); |
| 67 | add_action( 'pre_admin_screen_sharing', array( $this->settings, 'updated_message' ), -10 ); |
| 68 | } |
| 69 | |
| 70 | if( ! in_array( 'sharedaddy', $active ) ) { |
| 71 | add_action( 'admin_init', array( $this->settings, 'process_update_requests_if_sharedaddy_not_loaded' ) ); |
| 72 | add_action( 'sharing_global_options', array( $this->settings, 'admin_settings_showbuttonon_init' ), 19 ); |
| 73 | add_action( 'sharing_admin_update', array( $this->settings, 'admin_settings_showbuttonon_callback' ), 19 ); |
| 74 | add_action( 'admin_init', array( $this->settings, 'add_meta_box' ) ); |
| 75 | } else { |
| 76 | add_filter( 'sharing_meta_box_title', array( $this->settings, 'add_likes_to_sharing_meta_box_title' ) ); |
| 77 | add_action( 'start_sharing_meta_box_content', array( $this->settings, 'meta_box_content' ) ); |
| 78 | } |
| 79 | } else { // wpcom |
| 80 | add_action( 'wpmu_new_blog', array( $this, 'enable_comment_likes' ), 10, 1 ); |
| 81 | add_action( 'admin_init', array( $this->settings, 'add_meta_box' ) ); |
| 82 | add_action( 'end_likes_meta_box_content', array( $this->settings, 'sharing_meta_box_content' ) ); |
| 83 | add_filter( 'likes_meta_box_title', array( $this->settings, 'add_likes_to_sharing_meta_box_title' ) ); |
| 84 | } |
| 85 | |
| 86 | add_action( 'admin_init', array( $this, 'admin_discussion_likes_settings_init' ) ); // Likes notifications |
| 87 | |
| 88 | add_action( 'admin_bar_menu', array( $this, 'admin_bar_likes' ), 60 ); |
| 89 | |
| 90 | add_action( 'wp_enqueue_scripts', array( $this, 'load_styles_register_scripts' ) ); |
| 91 | |
| 92 | add_action( 'save_post', array( $this->settings, 'meta_box_save' ) ); |
| 93 | add_action( 'edit_attachment', array( $this->settings, 'meta_box_save' ) ); |
| 94 | add_action( 'sharing_global_options', array( $this->settings, 'admin_settings_init' ), 20 ); |
| 95 | add_action( 'sharing_admin_update', array( $this->settings, 'admin_settings_callback' ), 20 ); |
| 96 | } |
| 97 | |
| 98 | /** |
| 99 | * Set the social_notifications_like option to `on` when the Likes module is activated. |
| 100 | * |
| 101 | * @since 3.7.0 |
| 102 | * |
| 103 | * @return null |
| 104 | */ |
| 105 | function set_social_notifications_like() { |
| 106 | update_option( 'social_notifications_like', 'on' ); |
| 107 | } |
| 108 | |
| 109 | /** |
| 110 | * Delete the social_notifications_like option that was set to `on` on module activation. |
| 111 | * |
| 112 | * @since 3.7.0 |
| 113 | * |
| 114 | * @return null |
| 115 | */ |
| 116 | function delete_social_notifications_like() { |
| 117 | delete_option( 'social_notifications_like' ); |
| 118 | } |
| 119 | |
| 120 | /** |
| 121 | * Redirects to the likes section of the sharing page. |
| 122 | */ |
| 123 | function configuration_redirect() { |
| 124 | wp_safe_redirect( admin_url( 'options-general.php?page=sharing#likes' ) ); |
| 125 | die(); |
| 126 | } |
| 127 | |
| 128 | /** |
| 129 | * Overrides default configuration url |
| 130 | * |
| 131 | * @uses admin_url |
| 132 | * @return string module settings URL |
| 133 | */ |
| 134 | function jetpack_likes_configuration_url() { |
| 135 | return admin_url( 'options-general.php?page=sharing#likes' ); |
| 136 | } |
| 137 | |
| 138 | /** |
| 139 | * Loads Jetpack's CSS on the sharing page so we can use .jetpack-targetable |
| 140 | */ |
| 141 | function load_jp_css() { |
| 142 | // Do we really need `admin_styles`? With the new admin UI, it's breaking some bits. |
| 143 | // Jetpack::init()->admin_styles(); |
| 144 | } |
| 145 | |
| 146 | /** |
| 147 | * Load scripts and styles for front end. |
| 148 | * @return null |
| 149 | */ |
| 150 | function load_styles_register_scripts() { |
| 151 | if ( $this->in_jetpack ) { |
| 152 | wp_enqueue_style( 'jetpack_likes', plugins_url( 'likes/style.css', __FILE__ ), array(), JETPACK__VERSION ); |
| 153 | $this->register_scripts(); |
| 154 | } |
| 155 | } |
| 156 | |
| 157 | |
| 158 | /** |
| 159 | * Stub for is_post_likeable, since some wpcom functions call this directly on the class |
| 160 | * Are likes enabled for this post? |
| 161 | * |
| 162 | * @param int $post_id |
| 163 | * @return bool |
| 164 | */ |
| 165 | static function is_post_likeable( $post_id = 0 ) { |
| 166 | _deprecated_function( __METHOD__, 'jetpack-5.4', 'Jetpack_Likes_Settings()->is_post_likeable' ); |
| 167 | $settings = new Jetpack_Likes_Settings(); |
| 168 | return $settings->is_post_likeable(); |
| 169 | } |
| 170 | |
| 171 | /** |
| 172 | * Stub for is_likes_visible, since some themes were calling it directly from this class |
| 173 | * |
| 174 | * @deprecated 5.4 |
| 175 | * @return bool |
| 176 | */ |
| 177 | function is_likes_visible() { |
| 178 | _deprecated_function( __METHOD__, 'jetpack-5.4', 'Jetpack_Likes_Settings()->is_likes_visible' ); |
| 179 | |
| 180 | $settings = new Jetpack_Likes_Settings(); |
| 181 | return $settings->is_likes_visible(); |
| 182 | } |
| 183 | |
| 184 | /** |
| 185 | * Adds in the jetpack-targetable class so when we visit sharing#likes our like settings get highlighted by a yellow box |
| 186 | * @param string $html row heading for the sharedaddy "which page" setting |
| 187 | * @return string html with the jetpack-targetable class and likes id. tbody gets closed after the like settings |
| 188 | */ |
| 189 | function configuration_target_area( $html = '' ) { |
| 190 | $html = "<tbody id='likes' class='jetpack-targetable'>" . $html; |
| 191 | return $html; |
| 192 | } |
| 193 | |
| 194 | /** |
| 195 | * Options to be added to the discussion page (see also admin_settings_init, etc below for Sharing settings page) |
| 196 | */ |
| 197 | |
| 198 | function admin_discussion_likes_settings_init() { |
| 199 | // Add a temporary section, until we can move the setting out of there and with the rest of the email notification settings |
| 200 | add_settings_section( 'likes-notifications', __( 'Likes Notifications', 'jetpack' ), array( $this, 'admin_discussion_likes_settings_section' ), 'discussion' ); |
| 201 | add_settings_field( 'social-notifications', __( 'Email me whenever', 'jetpack' ), array( $this, 'admin_discussion_likes_settings_field' ), 'discussion', 'likes-notifications' ); |
| 202 | // Register the setting |
| 203 | register_setting( 'discussion', 'social_notifications_like', array( $this, 'admin_discussion_likes_settings_validate' ) ); |
| 204 | } |
| 205 | |
| 206 | function admin_discussion_likes_settings_section() { |
| 207 | // Atypical usage here. We emit jquery to move likes notification checkbox to be with the rest of the email notification settings |
| 208 | ?> |
| 209 | <script type="text/javascript"> |
| 210 | jQuery( function( $ ) { |
| 211 | var table = $( '#social_notifications_like' ).parents( 'table:first' ), |
| 212 | header = table.prevAll( 'h2:first' ), |
| 213 | newParent = $( '#moderation_notify' ).parent( 'label' ).parent(); |
| 214 | |
| 215 | if ( !table.length || !header.length || !newParent.length ) { |
| 216 | return; |
| 217 | } |
| 218 | |
| 219 | newParent.append( '<br/>' ).append( table.end().parent( 'label' ).siblings().andSelf() ); |
| 220 | header.remove(); |
| 221 | table.remove(); |
| 222 | } ); |
| 223 | </script> |
| 224 | <?php |
| 225 | } |
| 226 | |
| 227 | function admin_likes_get_option( $option ) { |
| 228 | if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) { |
| 229 | $option_setting = get_blog_option( get_current_blog_id(), $option, 'on' ); |
| 230 | } else { |
| 231 | $option_setting = get_option( $option, 'on' ); |
| 232 | } |
| 233 | |
| 234 | return intval( 'on' == $option_setting ); |
| 235 | } |
| 236 | |
| 237 | function admin_discussion_likes_settings_field() { |
| 238 | $like = $this->admin_likes_get_option( 'social_notifications_like' ); |
| 239 | ?> |
| 240 | <label><input type="checkbox" id="social_notifications_like" name="social_notifications_like" value="1" <?php checked( $like ); ?> /> <?php esc_html_e( 'Someone likes one of my posts', 'jetpack' ); ?></label> |
| 241 | <?php |
| 242 | } |
| 243 | |
| 244 | function admin_discussion_likes_settings_validate( $input ) { |
| 245 | // If it's not set (was unchecked during form submission) or was set to off (during option update), return 'off'. |
| 246 | if ( !$input || 'off' == $input ) |
| 247 | return 'off'; |
| 248 | |
| 249 | // Otherwise, return 'on'. |
| 250 | return 'on'; |
| 251 | } |
| 252 | |
| 253 | function admin_init() { |
| 254 | add_filter( 'manage_posts_columns', array( $this, 'add_like_count_column' ) ); |
| 255 | add_filter( 'manage_pages_columns', array( $this, 'add_like_count_column' ) ); |
| 256 | add_action( 'manage_posts_custom_column', array( $this, 'likes_edit_column' ), 10, 2 ); |
| 257 | add_action( 'manage_pages_custom_column', array( $this, 'likes_edit_column' ), 10, 2 ); |
| 258 | add_action( 'admin_print_styles-edit.php', array( $this, 'load_admin_css' ) ); |
| 259 | add_action( "admin_print_scripts-edit.php", array( $this, 'enqueue_admin_scripts' ) ); |
| 260 | } |
| 261 | |
| 262 | function action_init() { |
| 263 | if ( is_admin() ) { |
| 264 | return; |
| 265 | } |
| 266 | |
| 267 | if ( ( defined( 'XMLRPC_REQUEST' ) && XMLRPC_REQUEST ) || |
| 268 | ( defined( 'APP_REQUEST' ) && APP_REQUEST ) || |
| 269 | ( defined( 'REST_API_REQUEST' ) && REST_API_REQUEST ) || |
| 270 | ( defined( 'COOKIE_AUTH_REQUEST' ) && COOKIE_AUTH_REQUEST ) || |
| 271 | ( defined( 'JABBER_SERVER' ) && JABBER_SERVER ) ) { |
| 272 | return; |
| 273 | } |
| 274 | |
| 275 | if ( Jetpack_AMP_Support::is_amp_request() ) { |
| 276 | return; |
| 277 | } |
| 278 | |
| 279 | if ( $this->in_jetpack ) { |
| 280 | add_filter( 'the_content', array( &$this, 'post_likes' ), 30, 1 ); |
| 281 | add_filter( 'the_excerpt', array( &$this, 'post_likes' ), 30, 1 ); |
| 282 | |
| 283 | } else { |
| 284 | add_filter( 'post_flair', array( &$this, 'post_likes' ), 30, 1 ); |
| 285 | add_filter( 'post_flair_block_css', array( $this, 'post_flair_service_enabled_like' ) ); |
| 286 | |
| 287 | wp_enqueue_script( 'postmessage', '/wp-content/js/postmessage.js', array( 'jquery' ), JETPACK__VERSION, false ); |
| 288 | wp_enqueue_script( 'jetpack_resize', '/wp-content/js/jquery/jquery.jetpack-resize.js', array( 'jquery' ), JETPACK__VERSION, false ); |
| 289 | wp_enqueue_script( 'jetpack_likes_queuehandler', plugins_url( 'queuehandler.js' , __FILE__ ), array( 'jquery', 'postmessage', 'jetpack_resize' ), JETPACK__VERSION, true ); |
| 290 | wp_enqueue_style( 'jetpack_likes', plugins_url( 'jetpack-likes.css', __FILE__ ), array(), JETPACK__VERSION ); |
| 291 | } |
| 292 | } |
| 293 | |
| 294 | /** |
| 295 | * Register scripts |
| 296 | */ |
| 297 | function register_scripts() { |
| 298 | wp_register_script( |
| 299 | 'postmessage', |
| 300 | Jetpack::get_file_url_for_environment( '_inc/build/postmessage.min.js', '_inc/postmessage.js' ), |
| 301 | array( 'jquery' ), |
| 302 | JETPACK__VERSION, |
| 303 | false |
| 304 | ); |
| 305 | wp_register_script( |
| 306 | 'jetpack_resize', |
| 307 | Jetpack::get_file_url_for_environment( |
| 308 | '_inc/build/jquery.jetpack-resize.min.js', |
| 309 | '_inc/jquery.jetpack-resize.js' |
| 310 | ), |
| 311 | array( 'jquery' ), |
| 312 | JETPACK__VERSION, |
| 313 | false |
| 314 | ); |
| 315 | wp_register_script( |
| 316 | 'jetpack_likes_queuehandler', |
| 317 | Jetpack::get_file_url_for_environment( |
| 318 | '_inc/build/likes/queuehandler.min.js', |
| 319 | 'modules/likes/queuehandler.js' |
| 320 | ), |
| 321 | array( 'jquery', 'postmessage', 'jetpack_resize' ), |
| 322 | JETPACK__VERSION, |
| 323 | true |
| 324 | ); |
| 325 | } |
| 326 | |
| 327 | /** |
| 328 | * Load the CSS needed for the wp-admin area. |
| 329 | */ |
| 330 | function load_admin_css() { |
| 331 | ?> |
| 332 | <style type="text/css"> |
| 333 | .vers img { display: none; } |
| 334 | .metabox-prefs .vers img { display: inline; } |
| 335 | .fixed .column-likes { width: 5.5em; padding: 8px 0; text-align: left; } |
| 336 | .fixed .column-stats { width: 5em; } |
| 337 | .fixed .column-likes .post-com-count { |
| 338 | -webkit-box-sizing: border-box; |
| 339 | -moz-box-sizing: border-box; |
| 340 | box-sizing: border-box; |
| 341 | display: inline-block; |
| 342 | padding: 0 8px; |
| 343 | height: 2em; |
| 344 | margin-top: 5px; |
| 345 | -webkit-border-radius: 5px; |
| 346 | border-radius: 5px; |
| 347 | background-color: #72777C; |
| 348 | color: #FFF; |
| 349 | font-size: 11px; |
| 350 | line-height: 21px; |
| 351 | } |
| 352 | .fixed .column-likes .post-com-count::after { border: none !important; } |
| 353 | .fixed .column-likes .post-com-count:hover { background-color: #0073AA; } |
| 354 | .fixed .column-likes .vers:before { |
| 355 | font: normal 20px/1 dashicons; |
| 356 | content: '\f155'; |
| 357 | speak: none; |
| 358 | -webkit-font-smoothing: antialiased; |
| 359 | -moz-osx-font-smoothing: grayscale; |
| 360 | } |
| 361 | @media screen and (max-width: 782px) { |
| 362 | .fixed .column-likes { |
| 363 | display: none; |
| 364 | } |
| 365 | } |
| 366 | </style> |
| 367 | <?php |
| 368 | } |
| 369 | |
| 370 | /** |
| 371 | * Load the JS required for loading the like counts. |
| 372 | */ |
| 373 | function enqueue_admin_scripts() { |
| 374 | if ( empty( $_GET['post_type'] ) || 'post' == $_GET['post_type'] || 'page' == $_GET['post_type'] ) { |
| 375 | if ( $this->in_jetpack ) { |
| 376 | wp_enqueue_script( |
| 377 | 'likes-post-count', |
| 378 | Jetpack::get_file_url_for_environment( |
| 379 | '_inc/build/likes/post-count.min.js', |
| 380 | 'modules/likes/post-count.js' |
| 381 | ), |
| 382 | array( 'jquery' ), |
| 383 | JETPACK__VERSION |
| 384 | ); |
| 385 | wp_enqueue_script( |
| 386 | 'likes-post-count-jetpack', |
| 387 | Jetpack::get_file_url_for_environment( |
| 388 | '_inc/build/likes/post-count-jetpack.min.js', |
| 389 | 'modules/likes/post-count-jetpack.js' |
| 390 | ), |
| 391 | array( 'likes-post-count' ), |
| 392 | JETPACK__VERSION |
| 393 | ); |
| 394 | } else { |
| 395 | wp_enqueue_script( 'jquery.wpcom-proxy-request', "/wp-content/js/jquery/jquery.wpcom-proxy-request.js", array('jquery'), NULL, true ); |
| 396 | wp_enqueue_script( 'likes-post-count', plugins_url( 'likes/post-count.js', dirname( __FILE__ ) ), array( 'jquery' ), JETPACK__VERSION ); |
| 397 | wp_enqueue_script( 'likes-post-count-wpcom', plugins_url( 'likes/post-count-wpcom.js', dirname( __FILE__ ) ), array( 'likes-post-count', 'jquery.wpcom-proxy-request' ), JETPACK__VERSION ); |
| 398 | } |
| 399 | } |
| 400 | } |
| 401 | |
| 402 | /** |
| 403 | * Add "Likes" column data to the post edit table in wp-admin. |
| 404 | * |
| 405 | * @param string $column_name |
| 406 | * @param int $post_id |
| 407 | */ |
| 408 | function likes_edit_column( $column_name, $post_id ) { |
| 409 | if ( 'likes' == $column_name ) { |
| 410 | |
| 411 | if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) { |
| 412 | $blog_id = get_current_blog_id(); |
| 413 | } else { |
| 414 | $blog_id = Jetpack_Options::get_option( 'id' ); |
| 415 | } |
| 416 | |
| 417 | $permalink = get_permalink( get_the_ID() ); ?> |
| 418 | <a title="" data-post-id="<?php echo (int) $post_id; ?>" class="post-com-count post-like-count" id="post-like-count-<?php echo (int) $post_id; ?>" data-blog-id="<?php echo (int) $blog_id; ?>" href="<?php echo esc_url( $permalink ); ?>#like-<?php echo (int) $post_id; ?>"> |
| 419 | <span class="comment-count">0</span> |
| 420 | </a> |
| 421 | <?php |
| 422 | } |
| 423 | } |
| 424 | |
| 425 | /** |
| 426 | * Add a "Likes" column header to the post edit table in wp-admin. |
| 427 | * |
| 428 | * @param array $columns |
| 429 | * @return array |
| 430 | */ |
| 431 | function add_like_count_column( $columns ) { |
| 432 | $date = $columns['date']; |
| 433 | unset( $columns['date'] ); |
| 434 | |
| 435 | $columns['likes'] = '<span class="vers"><img title="' . esc_attr__( 'Likes', 'jetpack' ) . '" alt="' . esc_attr__( 'Likes', 'jetpack' ) . '" src="//s0.wordpress.com/i/like-grey-icon.png" /><span class="screen-reader-text">' . __( 'Likes', 'jetpack' ) . '</span></span>'; |
| 436 | $columns['date'] = $date; |
| 437 | |
| 438 | return $columns; |
| 439 | } |
| 440 | |
| 441 | function post_likes( $content ) { |
| 442 | $post_id = get_the_ID(); |
| 443 | |
| 444 | if ( ! is_numeric( $post_id ) || ! $this->settings->is_likes_visible() ) |
| 445 | return $content; |
| 446 | |
| 447 | if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) { |
| 448 | $blog_id = get_current_blog_id(); |
| 449 | $bloginfo = get_blog_details( (int) $blog_id ); |
| 450 | $domain = $bloginfo->domain; |
| 451 | } else { |
| 452 | $blog_id = Jetpack_Options::get_option( 'id' ); |
| 453 | $url = home_url(); |
| 454 | $url_parts = parse_url( $url ); |
| 455 | $domain = $url_parts['host']; |
| 456 | } |
| 457 | // make sure to include the scripts before the iframe otherwise weird things happen |
| 458 | add_action( 'wp_footer', 'jetpack_likes_master_iframe', 21 ); |
| 459 | |
| 460 | /** |
| 461 | * if the same post appears more then once on a page the page goes crazy |
| 462 | * we need a slightly more unique id / name for the widget wrapper. |
| 463 | */ |
| 464 | $uniqid = uniqid(); |
| 465 | |
| 466 | $src = sprintf( 'https://widgets.wp.com/likes/#blog_id=%1$d&post_id=%2$d&origin=%3$s&obj_id=%1$d-%2$d-%4$s', $blog_id, $post_id, $domain, $uniqid ); |
| 467 | $name = sprintf( 'like-post-frame-%1$d-%2$d-%3$s', $blog_id, $post_id, $uniqid ); |
| 468 | $wrapper = sprintf( 'like-post-wrapper-%1$d-%2$d-%3$s', $blog_id, $post_id, $uniqid ); |
| 469 | $headline = sprintf( |
| 470 | /** This filter is already documented in modules/sharedaddy/sharing-service.php */ |
| 471 | apply_filters( 'jetpack_sharing_headline_html', '<h3 class="sd-title">%s</h3>', esc_html__( 'Like this:', 'jetpack' ), 'likes' ), |
| 472 | esc_html__( 'Like this:', 'jetpack' ) |
| 473 | ); |
| 474 | |
| 475 | $html = "<div class='sharedaddy sd-block sd-like jetpack-likes-widget-wrapper jetpack-likes-widget-unloaded' id='$wrapper' data-src='$src' data-name='$name'>"; |
| 476 | $html .= $headline; |
| 477 | $html .= "<div class='likes-widget-placeholder post-likes-widget-placeholder' style='height: 55px;'><span class='button'><span>" . esc_html__( 'Like', 'jetpack' ) . '</span></span> <span class="loading">' . esc_html__( 'Loading...', 'jetpack' ) . '</span></div>'; |
| 478 | $html .= "<span class='sd-text-color'></span><a class='sd-link-color'></a>"; |
| 479 | $html .= '</div>'; |
| 480 | |
| 481 | // Let's make sure that the script is enqueued |
| 482 | wp_enqueue_script( 'jetpack_likes_queuehandler' ); |
| 483 | |
| 484 | return $content . $html; |
| 485 | } |
| 486 | |
| 487 | function post_flair_service_enabled_like( $classes ) { |
| 488 | $classes[] = 'sd-like-enabled'; |
| 489 | return $classes; |
| 490 | } |
| 491 | |
| 492 | function is_admin_bar_button_visible() { |
| 493 | global $wp_admin_bar; |
| 494 | |
| 495 | if ( ! is_object( $wp_admin_bar ) ) |
| 496 | return false; |
| 497 | |
| 498 | if ( ( ! is_singular( 'post' ) && ! is_attachment() && ! is_page() ) ) |
| 499 | return false; |
| 500 | |
| 501 | if ( ! $this->settings->is_likes_visible() ) |
| 502 | return false; |
| 503 | |
| 504 | if ( ! $this->settings->is_post_likeable() ) |
| 505 | return false; |
| 506 | |
| 507 | /** |
| 508 | * Filters whether the Like button is enabled in the admin bar. |
| 509 | * |
| 510 | * @module likes |
| 511 | * |
| 512 | * @since 2.2.0 |
| 513 | * |
| 514 | * @param bool true Should the Like button be visible in the Admin bar. Default to true. |
| 515 | */ |
| 516 | return (bool) apply_filters( 'jetpack_admin_bar_likes_enabled', true ); |
| 517 | } |
| 518 | |
| 519 | function admin_bar_likes() { |
| 520 | global $wp_admin_bar; |
| 521 | |
| 522 | $post_id = get_the_ID(); |
| 523 | |
| 524 | if ( ! is_numeric( $post_id ) || ! $this->is_admin_bar_button_visible() ) { |
| 525 | return; |
| 526 | } |
| 527 | |
| 528 | $protocol = 'http'; |
| 529 | if ( is_ssl() ) |
| 530 | $protocol = 'https'; |
| 531 | |
| 532 | if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) { |
| 533 | $blog_id = get_current_blog_id(); |
| 534 | $bloginfo = get_blog_details( (int) $blog_id ); |
| 535 | $domain = $bloginfo->domain; |
| 536 | } else { |
| 537 | $blog_id = Jetpack_Options::get_option( 'id' ); |
| 538 | $url = home_url(); |
| 539 | $url_parts = parse_url( $url ); |
| 540 | $domain = $url_parts['host']; |
| 541 | } |
| 542 | // make sure to include the scripts before the iframe otherwise weird things happen |
| 543 | add_action( 'wp_footer', 'jetpack_likes_master_iframe', 21 ); |
| 544 | |
| 545 | $src = sprintf( 'https://widgets.wp.com/likes/#blog_id=%2$d&post_id=%3$d&origin=%1$s://%4$s', $protocol, $blog_id, $post_id, $domain ); |
| 546 | |
| 547 | $html = "<iframe class='admin-bar-likes-widget jetpack-likes-widget' scrolling='no' frameBorder='0' name='admin-bar-likes-widget' src='$src'></iframe>"; |
| 548 | |
| 549 | $node = array( |
| 550 | 'id' => 'admin-bar-likes-widget', |
| 551 | 'meta' => array( |
| 552 | 'html' => $html |
| 553 | ) |
| 554 | ); |
| 555 | |
| 556 | $wp_admin_bar->add_node( $node ); |
| 557 | } |
| 558 | } |
| 559 | |
| 560 | /** |
| 561 | * Add Likes post_meta to the REST API Post response. |
| 562 | * |
| 563 | * @action rest_api_init |
| 564 | * @uses register_meta |
| 565 | */ |
| 566 | function jetpack_post_likes_register_meta() { |
| 567 | register_meta( |
| 568 | 'post', 'switch_like_status', |
| 569 | array( |
| 570 | 'type' => 'boolean', |
| 571 | 'single' => true, |
| 572 | 'show_in_rest' => true, |
| 573 | ) |
| 574 | ); |
| 575 | } |
| 576 | |
| 577 | // Add Likes post_meta to the REST API Post response. |
| 578 | add_action( 'rest_api_init', 'jetpack_post_likes_register_meta' ); |
| 579 | |
| 580 | Jetpack_Likes::init(); |
| 581 |