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1 <?php 2 3 // We plan to gradually remove all of the disabled lint rules below. 4 // phpcs:disable WordPress.Security.ValidatedSanitizedInput.InputNotValidated 5 // phpcs:disable WordPress.Security.ValidatedSanitizedInput.MissingUnslash 6 // phpcs:disable WordPress.Security.ValidatedSanitizedInput.InputNotSanitized 7 // phpcs:disable Squiz.PHP.DisallowMultipleAssignments.FoundInControlStructure 8 // phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped 9 10 class Akismet_Admin { 11 12 const NONCE = 'akismet-update-key'; 13 14 const NOTICE_EXISTING_KEY_INVALID = 'existing-key-invalid'; 15 16 private static $initiated = false; 17 private static $notices = array(); 18 private static $allowed = array( 19 'a' => array( 20 'href' => true, 21 'title' => true, 22 ), 23 'b' => array(), 24 'code' => array(), 25 'del' => array( 26 'datetime' => true, 27 ), 28 'em' => array(), 29 'i' => array(), 30 'q' => array( 31 'cite' => true, 32 ), 33 'strike' => array(), 34 'strong' => array(), 35 ); 36 37 /** 38 * List of pages where activation banner should be displayed. 39 * 40 * @var array 41 */ 42 private static $activation_banner_pages = array( 43 'edit-comments.php', 44 'options-discussion.php', 45 'plugins.php', 46 ); 47 48 public static function init() { 49 if ( ! self::$initiated ) { 50 self::init_hooks(); 51 } 52 53 if ( isset( $_POST['action'] ) && $_POST['action'] == 'enter-key' ) { 54 self::enter_api_key(); 55 } 56 } 57 58 public static function init_hooks() { 59 // The standalone stats page was removed in 3.0 for an all-in-one config and stats page. 60 // Redirect any links that might have been bookmarked or in browser history. 61 if ( isset( $_GET['page'] ) && 'akismet-stats-display' == $_GET['page'] ) { 62 wp_safe_redirect( esc_url_raw( self::get_page_url( 'stats' ) ), 301 ); 63 die; 64 } 65 66 self::$initiated = true; 67 68 add_action( 'admin_init', array( 'Akismet_Admin', 'admin_init' ) ); 69 add_action( 'admin_menu', array( 'Akismet_Admin', 'admin_menu' ), 5 ); // Priority 5, so it's called before Jetpack's admin_menu. 70 add_action( 'admin_notices', array( 'Akismet_Admin', 'display_notice' ) ); 71 add_action( 'admin_enqueue_scripts', array( 'Akismet_Admin', 'load_resources' ) ); 72 add_action( 'activity_box_end', array( 'Akismet_Admin', 'dashboard_stats' ) ); 73 add_action( 'rightnow_end', array( 'Akismet_Admin', 'rightnow_stats' ) ); 74 add_action( 'manage_comments_nav', array( 'Akismet_Admin', 'check_for_spam_button' ) ); 75 add_action( 'admin_action_akismet_recheck_queue', array( 'Akismet_Admin', 'recheck_queue' ) ); 76 add_action( 'wp_ajax_akismet_recheck_queue', array( 'Akismet_Admin', 'recheck_queue' ) ); 77 add_action( 'wp_ajax_comment_author_deurl', array( 'Akismet_Admin', 'remove_comment_author_url' ) ); 78 add_action( 'wp_ajax_comment_author_reurl', array( 'Akismet_Admin', 'add_comment_author_url' ) ); 79 add_action( 'jetpack_auto_activate_akismet', array( 'Akismet_Admin', 'connect_jetpack_user' ) ); 80 81 add_filter( 'plugin_action_links', array( 'Akismet_Admin', 'plugin_action_links' ), 10, 2 ); 82 add_filter( 'comment_row_actions', array( 'Akismet_Admin', 'comment_row_action' ), 10, 2 ); 83 84 add_filter( 'plugin_action_links_' . plugin_basename( plugin_dir_path( __FILE__ ) . 'akismet.php' ), array( 'Akismet_Admin', 'admin_plugin_settings_link' ) ); 85 86 add_filter( 'wxr_export_skip_commentmeta', array( 'Akismet_Admin', 'exclude_commentmeta_from_export' ), 10, 3 ); 87 88 add_filter( 'all_plugins', array( 'Akismet_Admin', 'modify_plugin_description' ) ); 89 90 // priority=1 because we need ours to run before core's comment anonymizer runs, and that's registered at priority=10 91 add_filter( 'wp_privacy_personal_data_erasers', array( 'Akismet_Admin', 'register_personal_data_eraser' ), 1 ); 92 } 93 94 public static function admin_init() { 95 if ( get_option( 'Activated_Akismet' ) ) { 96 delete_option( 'Activated_Akismet' ); 97 if ( ! headers_sent() ) { 98 $admin_url = self::get_page_url( 'init' ); 99 wp_redirect( $admin_url ); 100 } 101 } 102 103 add_meta_box( 'akismet-status', __( 'Comment History', 'akismet' ), array( 'Akismet_Admin', 'comment_status_meta_box' ), 'comment', 'normal' ); 104 105 if ( function_exists( 'wp_add_privacy_policy_content' ) ) { 106 wp_add_privacy_policy_content( 107 __( 'Akismet', 'akismet' ), 108 __( 'We collect information about visitors who comment on Sites that use our Akismet Anti-spam service. The information we collect depends on how the User sets up Akismet for the Site, but typically includes the commenter\'s IP address, user agent, referrer, and Site URL (along with other information directly provided by the commenter such as their name, username, email address, and the comment itself).', 'akismet' ) 109 ); 110 } 111 } 112 113 public static function admin_menu() { 114 if ( class_exists( 'Jetpack' ) ) { 115 add_action( 'jetpack_admin_menu', array( 'Akismet_Admin', 'load_menu' ) ); 116 } else { 117 self::load_menu(); 118 } 119 } 120 121 public static function admin_head() { 122 if ( ! current_user_can( 'manage_options' ) ) { 123 return; 124 } 125 } 126 127 public static function admin_plugin_settings_link( $links ) { 128 $settings_link = '<a href="' . esc_url( self::get_page_url() ) . '">' . __( 'Settings', 'akismet' ) . '</a>'; 129 array_unshift( $links, $settings_link ); 130 return $links; 131 } 132 133 public static function load_menu() { 134 if ( class_exists( 'Jetpack' ) ) { 135 $hook = add_submenu_page( 'jetpack', __( 'Akismet Anti-spam', 'akismet' ), __( 'Akismet Anti-spam', 'akismet' ), 'manage_options', 'akismet-key-config', array( 'Akismet_Admin', 'display_page' ) ); 136 } else { 137 $hook = add_options_page( __( 'Akismet Anti-spam', 'akismet' ), __( 'Akismet Anti-spam', 'akismet' ), 'manage_options', 'akismet-key-config', array( 'Akismet_Admin', 'display_page' ) ); 138 } 139 140 if ( $hook ) { 141 add_action( "load-$hook", array( 'Akismet_Admin', 'admin_help' ) ); 142 } 143 } 144 145 public static function load_resources() { 146 global $hook_suffix; 147 148 if ( in_array( 149 $hook_suffix, 150 apply_filters( 151 'akismet_admin_page_hook_suffixes', 152 array_merge( 153 array( 154 'index.php', // dashboard 155 'comment.php', 156 'post.php', 157 'settings_page_akismet-key-config', 158 'jetpack_page_akismet-key-config', 159 ), 160 self::$activation_banner_pages 161 ) 162 ) 163 ) ) { 164 $akismet_css_path = is_rtl() ? '_inc/rtl/akismet-rtl.css' : '_inc/akismet.css'; 165 wp_register_style( 'akismet', plugin_dir_url( __FILE__ ) . $akismet_css_path, array(), self::get_asset_file_version( $akismet_css_path ) ); 166 wp_enqueue_style( 'akismet' ); 167 168 wp_register_style( 'akismet-font-inter', plugin_dir_url( __FILE__ ) . '_inc/fonts/inter.css', array(), self::get_asset_file_version( '_inc/fonts/inter.css' ) ); 169 wp_enqueue_style( 'akismet-font-inter' ); 170 171 $akismet_admin_css_path = is_rtl() ? '_inc/rtl/akismet-admin-rtl.css' : '_inc/akismet-admin.css'; 172 wp_register_style( 'akismet-admin', plugin_dir_url( __FILE__ ) . $akismet_admin_css_path, array(), self::get_asset_file_version( $akismet_admin_css_path ) ); 173 wp_enqueue_style( 'akismet-admin' ); 174 175 wp_add_inline_style( 'akismet-admin', self::get_inline_css() ); 176 177 wp_register_script( 'akismet.js', plugin_dir_url( __FILE__ ) . '_inc/akismet.js', array( 'jquery' ), self::get_asset_file_version( '_inc/akismet.js' ) ); 178 wp_enqueue_script( 'akismet.js' ); 179 180 wp_register_script( 'akismet-admin.js', plugin_dir_url( __FILE__ ) . '_inc/akismet-admin.js', array(), self::get_asset_file_version( '/_inc/akismet-admin.js' ) ); 181 wp_enqueue_script( 'akismet-admin.js' ); 182 183 $inline_js = array( 184 'comment_author_url_nonce' => wp_create_nonce( 'comment_author_url_nonce' ), 185 'strings' => array( 186 'Remove this URL' => __( 'Remove this URL', 'akismet' ), 187 'Removing...' => __( 'Removing...', 'akismet' ), 188 'URL removed' => __( 'URL removed', 'akismet' ), 189 '(undo)' => __( '(undo)', 'akismet' ), 190 'Re-adding...' => __( 'Re-adding...', 'akismet' ), 191 ), 192 ); 193 194 if ( isset( $_GET['akismet_recheck'] ) && wp_verify_nonce( $_GET['akismet_recheck'], 'akismet_recheck' ) ) { 195 $inline_js['start_recheck'] = true; 196 } 197 198 if ( apply_filters( 'akismet_enable_mshots', true ) ) { 199 $inline_js['enable_mshots'] = true; 200 } 201 202 wp_localize_script( 'akismet.js', 'WPAkismet', $inline_js ); 203 } 204 } 205 206 /** 207 * Add help to the Akismet page 208 * 209 * @return false if not the Akismet page 210 */ 211 public static function admin_help() { 212 $current_screen = get_current_screen(); 213 214 // Screen Content 215 if ( current_user_can( 'manage_options' ) ) { 216 if ( ! Akismet::get_api_key() || ( isset( $_GET['view'] ) && $_GET['view'] == 'start' ) ) { 217 // setup page 218 $current_screen->add_help_tab( 219 array( 220 'id' => 'overview', 221 'title' => __( 'Overview', 'akismet' ), 222 'content' => 223 '<p><strong>' . esc_html__( 'Akismet Setup', 'akismet' ) . '</strong></p>' . 224 '<p>' . esc_html__( 'Akismet filters out spam, so you can focus on more important things.', 'akismet' ) . '</p>' . 225 '<p>' . esc_html__( 'On this page, you are able to set up the Akismet plugin.', 'akismet' ) . '</p>', 226 ) 227 ); 228 229 $current_screen->add_help_tab( 230 array( 231 'id' => 'setup-signup', 232 'title' => __( 'New to Akismet', 'akismet' ), 233 'content' => 234 '<p><strong>' . esc_html__( 'Akismet Setup', 'akismet' ) . '</strong></p>' . 235 '<p>' . esc_html__( 'You need to enter an API key to activate the Akismet service on your site.', 'akismet' ) . '</p>' . 236 /* translators: %s: a link to the signup page with the text 'Akismet.com'. */ 237 '<p>' . sprintf( __( 'Sign up for an account on %s to get an API Key.', 'akismet' ), '<a href="https://akismet.com/plugin-signup/" target="_blank">Akismet.com</a>' ) . '</p>', 238 ) 239 ); 240 241 $current_screen->add_help_tab( 242 array( 243 'id' => 'setup-manual', 244 'title' => __( 'Enter an API Key', 'akismet' ), 245 'content' => 246 '<p><strong>' . esc_html__( 'Akismet Setup', 'akismet' ) . '</strong></p>' . 247 '<p>' . esc_html__( 'If you already have an API key', 'akismet' ) . '</p>' . 248 '<ol>' . 249 '<li>' . esc_html__( 'Copy and paste the API key into the text field.', 'akismet' ) . '</li>' . 250 '<li>' . esc_html__( 'Click the Use this Key button.', 'akismet' ) . '</li>' . 251 '</ol>', 252 ) 253 ); 254 } elseif ( isset( $_GET['view'] ) && $_GET['view'] == 'stats' ) { 255 // stats page 256 $current_screen->add_help_tab( 257 array( 258 'id' => 'overview', 259 'title' => __( 'Overview', 'akismet' ), 260 'content' => 261 '<p><strong>' . esc_html__( 'Akismet Stats', 'akismet' ) . '</strong></p>' . 262 '<p>' . esc_html__( 'Akismet filters out spam, so you can focus on more important things.', 'akismet' ) . '</p>' . 263 '<p>' . esc_html__( 'On this page, you are able to view stats on spam filtered on your site.', 'akismet' ) . '</p>', 264 ) 265 ); 266 } else { 267 // configuration page 268 $current_screen->add_help_tab( 269 array( 270 'id' => 'overview', 271 'title' => __( 'Overview', 'akismet' ), 272 'content' => 273 '<p><strong>' . esc_html__( 'Akismet Configuration', 'akismet' ) . '</strong></p>' . 274 '<p>' . esc_html__( 'Akismet filters out spam, so you can focus on more important things.', 'akismet' ) . '</p>' . 275 '<p>' . esc_html__( 'On this page, you are able to update your Akismet settings and view spam stats.', 'akismet' ) . '</p>', 276 ) 277 ); 278 279 $current_screen->add_help_tab( 280 array( 281 'id' => 'settings', 282 'title' => __( 'Settings', 'akismet' ), 283 'content' => 284 '<p><strong>' . esc_html__( 'Akismet Configuration', 'akismet' ) . '</strong></p>' . 285 ( Akismet::predefined_api_key() ? '' : '<p><strong>' . esc_html__( 'API Key', 'akismet' ) . '</strong> - ' . esc_html__( 'Enter/remove an API key.', 'akismet' ) . '</p>' ) . 286 '<p><strong>' . esc_html__( 'Comments', 'akismet' ) . '</strong> - ' . esc_html__( 'Show the number of approved comments beside each comment author in the comments list page.', 'akismet' ) . '</p>' . 287 '<p><strong>' . esc_html__( 'Strictness', 'akismet' ) . '</strong> - ' . esc_html__( 'Choose to either discard the worst spam automatically or to always put all spam in spam folder.', 'akismet' ) . '</p>', 288 ) 289 ); 290 291 if ( ! Akismet::predefined_api_key() ) { 292 $current_screen->add_help_tab( 293 array( 294 'id' => 'account', 295 'title' => __( 'Account', 'akismet' ), 296 'content' => 297 '<p><strong>' . esc_html__( 'Akismet Configuration', 'akismet' ) . '</strong></p>' . 298 '<p><strong>' . esc_html__( 'Subscription Type', 'akismet' ) . '</strong> - ' . esc_html__( 'The Akismet subscription plan', 'akismet' ) . '</p>' . 299 '<p><strong>' . esc_html__( 'Status', 'akismet' ) . '</strong> - ' . esc_html__( 'The subscription status - active, cancelled or suspended', 'akismet' ) . '</p>', 300 ) 301 ); 302 } 303 } 304 } 305 306 // Help Sidebar 307 $current_screen->set_help_sidebar( 308 '<p><strong>' . esc_html__( 'For more information:', 'akismet' ) . '</strong></p>' . 309 '<p><a href="https://akismet.com/faq/" target="_blank">' . esc_html__( 'Akismet FAQ', 'akismet' ) . '</a></p>' . 310 '<p><a href="https://akismet.com/support/" target="_blank">' . esc_html__( 'Akismet Support', 'akismet' ) . '</a></p>' 311 ); 312 } 313 314 public static function enter_api_key() { 315 if ( ! current_user_can( 'manage_options' ) ) { 316 die( __( 'Cheatin’ uh?', 'akismet' ) ); 317 } 318 319 if ( ! wp_verify_nonce( $_POST['_wpnonce'], self::NONCE ) ) { 320 return false; 321 } 322 323 foreach ( array( 'akismet_strictness', 'akismet_show_user_comments_approved' ) as $option ) { 324 update_option( $option, isset( $_POST[ $option ] ) && (int) $_POST[ $option ] == 1 ? '1' : '0' ); 325 } 326 327 if ( ! empty( $_POST['akismet_comment_form_privacy_notice'] ) ) { 328 self::set_form_privacy_notice_option( $_POST['akismet_comment_form_privacy_notice'] ); 329 } else { 330 self::set_form_privacy_notice_option( 'hide' ); 331 } 332 333 if ( Akismet::predefined_api_key() ) { 334 return false; // shouldn't have option to save key if already defined 335 } 336 337 $new_key = preg_replace( '/[^a-f0-9]/i', '', $_POST['key'] ); 338 $old_key = Akismet::get_api_key(); 339 340 if ( empty( $new_key ) ) { 341 if ( ! empty( $old_key ) ) { 342 delete_option( 'wordpress_api_key' ); 343 self::$notices[] = 'new-key-empty'; 344 } 345 } elseif ( $new_key != $old_key ) { 346 self::save_key( $new_key ); 347 } 348 349 return true; 350 } 351 352 public static function save_key( $api_key ) { 353 $key_status = Akismet::verify_key( $api_key ); 354 355 if ( $key_status == 'valid' ) { 356 $akismet_user = self::get_akismet_user( $api_key ); 357 358 if ( $akismet_user ) { 359 if ( in_array( $akismet_user->status, array( 'active', 'active-dunning', 'no-sub' ) ) ) { 360 update_option( 'wordpress_api_key', $api_key ); 361 } 362 363 if ( $akismet_user->status == 'active' ) { 364 self::$notices['status'] = 'new-key-valid'; 365 } elseif ( $akismet_user->status == 'notice' ) { 366 self::$notices['status'] = $akismet_user; 367 } else { 368 self::$notices['status'] = $akismet_user->status; 369 } 370 } else { 371 self::$notices['status'] = 'new-key-invalid'; 372 } 373 } elseif ( in_array( $key_status, array( 'invalid', 'failed' ) ) ) { 374 self::$notices['status'] = 'new-key-' . $key_status; 375 } 376 } 377 378 public static function dashboard_stats() { 379 if ( did_action( 'rightnow_end' ) ) { 380 return; // We already displayed this info in the "Right Now" section 381 } 382 383 if ( ! $count = get_option( 'akismet_spam_count' ) ) { 384 return; 385 } 386 387 global $submenu; 388 389 echo '<h3>' . esc_html( _x( 'Spam', 'comments', 'akismet' ) ) . '</h3>'; 390 391 echo '<p>' . sprintf( 392 /* translators: 1: Akismet website URL, 2: Comments page URL, 3: Number of spam comments. */ 393 _n( 394 '<a href="%1$s">Akismet</a> has protected your site from <a href="%2$s">%3$s spam comment</a>.', 395 '<a href="%1$s">Akismet</a> has protected your site from <a href="%2$s">%3$s spam comments</a>.', 396 $count, 397 'akismet' 398 ), 399 'https://akismet.com/wordpress/', 400 esc_url( add_query_arg( array( 'page' => 'akismet-admin' ), admin_url( isset( $submenu['edit-comments.php'] ) ? 'edit-comments.php' : 'edit.php' ) ) ), 401 number_format_i18n( $count ) 402 ) . '</p>'; 403 } 404 405 // WP 2.5+ 406 public static function rightnow_stats() { 407 if ( $count = get_option( 'akismet_spam_count' ) ) { 408 $intro = sprintf( 409 /* translators: 1: Akismet website URL, 2: Number of spam comments. */ 410 _n( 411 '<a href="%1$s">Akismet</a> has protected your site from %2$s spam comment already. ', 412 '<a href="%1$s">Akismet</a> has protected your site from %2$s spam comments already. ', 413 $count, 414 'akismet' 415 ), 416 'https://akismet.com/wordpress/', 417 number_format_i18n( $count ) 418 ); 419 } else { 420 /* translators: %s: Akismet website URL. */ 421 $intro = sprintf( __( '<a href="%s">Akismet</a> blocks spam from getting to your blog. ', 'akismet' ), 'https://akismet.com/wordpress/' ); 422 } 423 424 $link = add_query_arg( array( 'comment_status' => 'spam' ), admin_url( 'edit-comments.php' ) ); 425 426 if ( $queue_count = self::get_spam_count() ) { 427 $queue_text = sprintf( 428 /* translators: 1: Number of comments, 2: Comments page URL. */ 429 _n( 430 'There’s <a href="%2$s">%1$s comment</a> in your spam queue right now.', 431 'There are <a href="%2$s">%1$s comments</a> in your spam queue right now.', 432 $queue_count, 433 'akismet' 434 ), 435 number_format_i18n( $queue_count ), 436 esc_url( $link ) 437 ); 438 } else { 439 /* translators: %s: Comments page URL. */ 440 $queue_text = sprintf( __( "There’s nothing in your <a href='%s'>spam queue</a> at the moment.", 'akismet' ), esc_url( $link ) ); 441 } 442 443 $text = $intro . '<br />' . $queue_text; 444 echo "<p class='akismet-right-now'>$text</p>\n"; 445 } 446 447 public static function check_for_spam_button( $comment_status ) { 448 // The "Check for Spam" button should only appear when the page might be showing 449 // a comment with comment_approved=0, which means an un-trashed, un-spammed, 450 // not-yet-moderated comment. 451 if ( 'all' != $comment_status && 'moderated' != $comment_status ) { 452 return; 453 } 454 455 $link = ''; 456 457 $comments_count = wp_count_comments(); 458 459 echo '</div>'; 460 echo '<div class="alignleft actions">'; 461 462 $classes = array( 463 'button-secondary', 464 'checkforspam', 465 'button-disabled', // Disable button until the page is loaded 466 ); 467 468 if ( $comments_count->moderated > 0 ) { 469 $classes[] = 'enable-on-load'; 470 471 if ( ! Akismet::get_api_key() ) { 472 $link = self::get_page_url(); 473 $classes[] = 'ajax-disabled'; 474 } 475 } 476 477 echo '<a 478 class="' . esc_attr( implode( ' ', $classes ) ) . '"' . 479 ( ! empty( $link ) ? ' href="' . esc_url( $link ) . '"' : '' ) . 480 /* translators: The placeholder is for showing how much of the process has completed, as a percent. e.g., "Checking for Spam (40%)" */ 481 ' data-progress-label="' . esc_attr( __( 'Checking for Spam (%1$s%)', 'akismet' ) ) . '" 482 data-success-url="' . esc_attr( 483 remove_query_arg( 484 array( 'akismet_recheck', 'akismet_recheck_error' ), 485 add_query_arg( 486 array( 487 'akismet_recheck_complete' => 1, 488 'recheck_count' => urlencode( '__recheck_count__' ), 489 'spam_count' => urlencode( '__spam_count__' ), 490 ) 491 ) 492 ) 493 ) . '" 494 data-failure-url="' . esc_attr( remove_query_arg( array( 'akismet_recheck', 'akismet_recheck_complete' ), add_query_arg( array( 'akismet_recheck_error' => 1 ) ) ) ) . '" 495 data-pending-comment-count="' . esc_attr( $comments_count->moderated ) . '" 496 data-nonce="' . esc_attr( wp_create_nonce( 'akismet_check_for_spam' ) ) . '" 497 ' . ( ! in_array( 'ajax-disabled', $classes ) ? 'onclick="return false;"' : '' ) . ' 498 >' . esc_html__( 'Check for Spam', 'akismet' ) . '</a>'; 499 echo '<span class="checkforspam-spinner"></span>'; 500 } 501 502 public static function recheck_queue() { 503 global $wpdb; 504 505 Akismet::fix_scheduled_recheck(); 506 507 if ( ! ( isset( $_GET['recheckqueue'] ) || ( isset( $_REQUEST['action'] ) && 'akismet_recheck_queue' == $_REQUEST['action'] ) ) ) { 508 return; 509 } 510 511 if ( ! wp_verify_nonce( $_POST['nonce'], 'akismet_check_for_spam' ) ) { 512 wp_send_json( 513 array( 514 'error' => __( 'You don’t have permission to do that.', 'akismet' ), 515 ) 516 ); 517 return; 518 } 519 520 $result_counts = self::recheck_queue_portion( empty( $_POST['offset'] ) ? 0 : $_POST['offset'], empty( $_POST['limit'] ) ? 100 : $_POST['limit'] ); 521 522 if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) { 523 wp_send_json( 524 array( 525 'counts' => $result_counts, 526 ) 527 ); 528 } else { 529 $redirect_to = isset( $_SERVER['HTTP_REFERER'] ) ? $_SERVER['HTTP_REFERER'] : admin_url( 'edit-comments.php' ); 530 wp_safe_redirect( $redirect_to ); 531 exit; 532 } 533 } 534 535 public static function recheck_queue_portion( $start = 0, $limit = 100 ) { 536 global $wpdb; 537 538 $paginate = ''; 539 540 if ( $limit <= 0 ) { 541 $limit = 100; 542 } 543 544 if ( $start < 0 ) { 545 $start = 0; 546 } 547 548 $moderation = $wpdb->get_col( $wpdb->prepare( "SELECT * FROM {$wpdb->comments} WHERE comment_approved = '0' LIMIT %d OFFSET %d", $limit, $start ) ); 549 550 $result_counts = array( 551 'processed' => is_countable( $moderation ) ? count( $moderation ) : 0, 552 'spam' => 0, 553 'ham' => 0, 554 'error' => 0, 555 ); 556 557 foreach ( $moderation as $comment_id ) { 558 $api_response = Akismet::recheck_comment( $comment_id, 'recheck_queue' ); 559 560 if ( 'true' === $api_response ) { 561 ++$result_counts['spam']; 562 } elseif ( 'false' === $api_response ) { 563 ++$result_counts['ham']; 564 } else { 565 ++$result_counts['error']; 566 } 567 } 568 569 return $result_counts; 570 } 571 572 // Adds an 'x' link next to author URLs, clicking will remove the author URL and show an undo link 573 public static function remove_comment_author_url() { 574 if ( ! empty( $_POST['id'] ) && check_admin_referer( 'comment_author_url_nonce' ) ) { 575 $comment_id = intval( $_POST['id'] ); 576 $comment = get_comment( $comment_id, ARRAY_A ); 577 if ( $comment && current_user_can( 'edit_comment', $comment['comment_ID'] ) ) { 578 $comment['comment_author_url'] = ''; 579 do_action( 'comment_remove_author_url' ); 580 print( wp_update_comment( $comment ) ); 581 die(); 582 } 583 } 584 } 585 586 public static function add_comment_author_url() { 587 if ( ! empty( $_POST['id'] ) && ! empty( $_POST['url'] ) && check_admin_referer( 'comment_author_url_nonce' ) ) { 588 $comment_id = intval( $_POST['id'] ); 589 $comment = get_comment( $comment_id, ARRAY_A ); 590 if ( $comment && current_user_can( 'edit_comment', $comment['comment_ID'] ) ) { 591 $comment['comment_author_url'] = esc_url( $_POST['url'] ); 592 do_action( 'comment_add_author_url' ); 593 print( wp_update_comment( $comment ) ); 594 die(); 595 } 596 } 597 } 598 599 public static function comment_row_action( $a, $comment ) { 600 $akismet_result = get_comment_meta( $comment->comment_ID, 'akismet_result', true ); 601 if ( ! $akismet_result && get_comment_meta( $comment->comment_ID, 'akismet_skipped', true ) ) { 602 $akismet_result = 'skipped'; // Akismet chose to skip the comment-check request. 603 } 604 605 $akismet_error = get_comment_meta( $comment->comment_ID, 'akismet_error', true ); 606 $user_result = get_comment_meta( $comment->comment_ID, 'akismet_user_result', true ); 607 $comment_status = wp_get_comment_status( $comment->comment_ID ); 608 $desc = null; 609 if ( $akismet_error ) { 610 $desc = __( 'Awaiting spam check', 'akismet' ); 611 } elseif ( ! $user_result || $user_result == $akismet_result ) { 612 // Show the original Akismet result if the user hasn't overridden it, or if their decision was the same 613 if ( $akismet_result == 'true' && $comment_status != 'spam' && $comment_status != 'trash' ) { 614 $desc = __( 'Flagged as spam by Akismet', 'akismet' ); 615 } elseif ( $akismet_result == 'false' && $comment_status == 'spam' ) { 616 $desc = __( 'Cleared by Akismet', 'akismet' ); 617 } 618 } else { 619 $who = get_comment_meta( $comment->comment_ID, 'akismet_user', true ); 620 if ( $user_result == 'true' ) { 621 /* translators: %s: Username. */ 622 $desc = sprintf( __( 'Flagged as spam by %s', 'akismet' ), $who ); 623 } else { 624 /* translators: %s: Username. */ 625 $desc = sprintf( __( 'Un-spammed by %s', 'akismet' ), $who ); 626 } 627 } 628 629 // add a History item to the hover links, just after Edit 630 if ( $akismet_result && is_array( $a ) ) { 631 $b = array(); 632 foreach ( $a as $k => $item ) { 633 $b[ $k ] = $item; 634 if ( 635 $k == 'edit' 636 || $k == 'unspam' 637 ) { 638 $b['history'] = '<a href="comment.php?action=editcomment&c=' . $comment->comment_ID . '#akismet-status" title="' . esc_attr__( 'View comment history', 'akismet' ) . '"> ' . esc_html__( 'History', 'akismet' ) . '</a>'; 639 } 640 } 641 642 $a = $b; 643 } 644 645 if ( $desc ) { 646 echo '<span class="akismet-status" commentid="' . $comment->comment_ID . '"><a href="comment.php?action=editcomment&c=' . $comment->comment_ID . '#akismet-status" title="' . esc_attr__( 'View comment history', 'akismet' ) . '">' . esc_html( $desc ) . '</a></span>'; 647 } 648 649 $show_user_comments_option = get_option( 'akismet_show_user_comments_approved' ); 650 651 if ( $show_user_comments_option === false ) { 652 // Default to active if the user hasn't made a decision. 653 $show_user_comments_option = '1'; 654 } 655 656 $show_user_comments = apply_filters( 'akismet_show_user_comments_approved', $show_user_comments_option ); 657 $show_user_comments = $show_user_comments === 'false' ? false : $show_user_comments; // option used to be saved as 'false' / 'true' 658 659 if ( $show_user_comments ) { 660 $comment_count = Akismet::get_user_comments_approved( $comment->user_id, $comment->comment_author_email, $comment->comment_author, $comment->comment_author_url ); 661 $comment_count = intval( $comment_count ); 662 echo '<span class="akismet-user-comment-count" commentid="' . $comment->comment_ID . '" style="display:none;"><br><span class="akismet-user-comment-counts">'; 663 /* translators: %s: Number of comments. */ 664 echo sprintf( esc_html( _n( '%s approved', '%s approved', $comment_count, 'akismet' ) ), number_format_i18n( $comment_count ) ) . '</span></span>'; 665 } 666 667 return $a; 668 } 669 670 public static function comment_status_meta_box( $comment ) { 671 $history = Akismet::get_comment_history( $comment->comment_ID ); 672 673 if ( $history ) { 674 foreach ( $history as $row ) { 675 $message = ''; 676 677 if ( ! empty( $row['message'] ) ) { 678 // Old versions of Akismet stored the message as a literal string in the commentmeta. 679 // New versions don't do that for two reasons: 680 // 1) Save space. 681 // 2) The message can be translated into the current language of the blog, not stuck 682 // in the language of the blog when the comment was made. 683 $message = esc_html( $row['message'] ); 684 } elseif ( ! empty( $row['event'] ) ) { 685 // If possible, use a current translation. 686 switch ( $row['event'] ) { 687 case 'recheck-spam': 688 $message = esc_html( __( 'Akismet re-checked and caught this comment as spam.', 'akismet' ) ); 689 break; 690 case 'check-spam': 691 $message = esc_html( __( 'Akismet caught this comment as spam.', 'akismet' ) ); 692 break; 693 case 'recheck-ham': 694 $message = esc_html( __( 'Akismet re-checked and cleared this comment.', 'akismet' ) ); 695 break; 696 case 'check-ham': 697 $message = esc_html( __( 'Akismet cleared this comment.', 'akismet' ) ); 698 break; 699 case 'wp-blacklisted': 700 case 'wp-disallowed': 701 $message = sprintf( 702 /* translators: The placeholder is a WordPress PHP function name. */ 703 esc_html( __( 'Comment was caught by %s.', 'akismet' ) ), 704 function_exists( 'wp_check_comment_disallowed_list' ) ? '<code>wp_check_comment_disallowed_list</code>' : '<code>wp_blacklist_check</code>' 705 ); 706 break; 707 case 'report-spam': 708 if ( isset( $row['user'] ) ) { 709 /* translators: The placeholder is a username. */ 710 $message = esc_html( sprintf( __( '%s reported this comment as spam.', 'akismet' ), $row['user'] ) ); 711 } elseif ( ! $message ) { 712 $message = esc_html( __( 'This comment was reported as spam.', 'akismet' ) ); 713 } 714 break; 715 case 'report-ham': 716 if ( isset( $row['user'] ) ) { 717 /* translators: The placeholder is a username. */ 718 $message = esc_html( sprintf( __( '%s reported this comment as not spam.', 'akismet' ), $row['user'] ) ); 719 } elseif ( ! $message ) { 720 $message = esc_html( __( 'This comment was reported as not spam.', 'akismet' ) ); 721 } 722 break; 723 case 'cron-retry-spam': 724 $message = esc_html( __( 'Akismet caught this comment as spam during an automatic retry.', 'akismet' ) ); 725 break; 726 case 'cron-retry-ham': 727 $message = esc_html( __( 'Akismet cleared this comment during an automatic retry.', 'akismet' ) ); 728 break; 729 case 'check-error': 730 if ( isset( $row['meta'], $row['meta']['response'] ) ) { 731 /* translators: The placeholder is an error response returned by the API server. */ 732 $message = sprintf( esc_html( __( 'Akismet was unable to check this comment (response: %s) but will automatically retry later.', 'akismet' ) ), '<code>' . esc_html( $row['meta']['response'] ) . '</code>' ); 733 } else { 734 $message = esc_html( __( 'Akismet was unable to check this comment but will automatically retry later.', 'akismet' ) ); 735 } 736 break; 737 case 'recheck-error': 738 if ( isset( $row['meta'], $row['meta']['response'] ) ) { 739 /* translators: The placeholder is an error response returned by the API server. */ 740 $message = sprintf( esc_html( __( 'Akismet was unable to recheck this comment (response: %s).', 'akismet' ) ), '<code>' . esc_html( $row['meta']['response'] ) . '</code>' ); 741 } else { 742 $message = esc_html( __( 'Akismet was unable to recheck this comment.', 'akismet' ) ); 743 } 744 break; 745 case 'webhook-spam': 746 $message = esc_html( __( 'Akismet caught this comment as spam and updated its status via webhook.', 'akismet' ) ); 747 break; 748 case 'webhook-ham': 749 $message = esc_html( __( 'Akismet cleared this comment and updated its status via webhook.', 'akismet' ) ); 750 break; 751 case 'webhook-spam-noaction': 752 $message = esc_html( __( 'Akismet determined this comment was spam during a recheck. It did not update the comment status because it had already been modified by another user or plugin.', 'akismet' ) ); 753 break; 754 case 'webhook-ham-noaction': 755 $message = esc_html( __( 'Akismet cleared this comment during a recheck. It did not update the comment status because it had already been modified by another user or plugin.', 'akismet' ) ); 756 break; 757 case 'akismet-skipped': 758 $message = esc_html( __( 'This comment was not sent to Akismet when it was submitted because it was caught by something else.', 'akismet' ) ); 759 break; 760 case 'akismet-skipped-disallowed': 761 $message = esc_html( __( 'This comment was not sent to Akismet when it was submitted because it was caught by the comment disallowed list.', 'akismet' ) ); 762 break; 763 default: 764 if ( preg_match( '/^status-changed/', $row['event'] ) ) { 765 // Half of these used to be saved without the dash after 'status-changed'. 766 // See https://plugins.trac.wordpress.org/changeset/1150658/akismet/trunk 767 $new_status = preg_replace( '/^status-changed-?/', '', $row['event'] ); 768 /* translators: The placeholder is a short string (like 'spam' or 'approved') denoting the new comment status. */ 769 $message = sprintf( esc_html( __( 'Comment status was changed to %s', 'akismet' ) ), '<code>' . esc_html( $new_status ) . '</code>' ); 770 } elseif ( preg_match( '/^status-/', $row['event'] ) ) { 771 $new_status = preg_replace( '/^status-/', '', $row['event'] ); 772 773 if ( isset( $row['user'] ) ) { 774 /* translators: %1$s is a username; %2$s is a short string (like 'spam' or 'approved') denoting the new comment status. */ 775 $message = sprintf( esc_html( __( '%1$s changed the comment status to %2$s.', 'akismet' ) ), $row['user'], '<code>' . esc_html( $new_status ) . '</code>' ); 776 } 777 } 778 break; 779 } 780 } 781 782 if ( ! empty( $message ) ) { 783 echo '<p>'; 784 785 if ( isset( $row['time'] ) ) { 786 $time = gmdate( 'D d M Y @ h:i:s a', (int) $row['time'] ) . ' GMT'; 787 788 /* translators: The placeholder is an amount of time, like "7 seconds" or "3 days" returned by the function human_time_diff(). */ 789 $time_html = '<span style="color: #999;" alt="' . esc_attr( $time ) . '" title="' . esc_attr( $time ) . '">' . sprintf( esc_html__( '%s ago', 'akismet' ), human_time_diff( $row['time'] ) ) . '</span>'; 790 791 printf( 792 /* translators: %1$s is a human-readable time difference, like "3 hours ago", and %2$s is an already-translated phrase describing how a comment's status changed, like "This comment was reported as spam." */ 793 esc_html( __( '%1$s - %2$s', 'akismet' ) ), 794 // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped 795 $time_html, 796 // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped 797 $message 798 ); // esc_html() is done above so that we can use HTML in $message. 799 } else { 800 // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped 801 echo $message; // esc_html() is done above so that we can use HTML in $message. 802 } 803 804 echo '</p>'; 805 } 806 } 807 } else { 808 echo '<p>'; 809 echo esc_html( __( 'No comment history.', 'akismet' ) ); 810 echo '</p>'; 811 } 812 } 813 814 public static function plugin_action_links( $links, $file ) { 815 if ( $file == plugin_basename( plugin_dir_url( __FILE__ ) . '/akismet.php' ) ) { 816 $links[] = '<a href="' . esc_url( self::get_page_url() ) . '">' . esc_html__( 'Settings', 'akismet' ) . '</a>'; 817 } 818 819 return $links; 820 } 821 822 // Total spam in queue 823 // get_option( 'akismet_spam_count' ) is the total caught ever 824 public static function get_spam_count( $type = false ) { 825 global $wpdb; 826 827 if ( ! $type ) { // total 828 $count = wp_cache_get( 'akismet_spam_count', 'widget' ); 829 if ( false === $count ) { 830 $count = wp_count_comments(); 831 $count = $count->spam; 832 wp_cache_set( 'akismet_spam_count', $count, 'widget', 3600 ); 833 } 834 return $count; 835 } elseif ( 'comments' == $type || 'comment' == $type ) { // comments 836 $type = ''; 837 } 838 839 return (int) $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(comment_ID) FROM {$wpdb->comments} WHERE comment_approved = 'spam' AND comment_type = %s", $type ) ); 840 } 841 842 // Check connectivity between the WordPress blog and Akismet's servers. 843 // Returns an associative array of server IP addresses, where the key is the IP address, and value is true (available) or false (unable to connect). 844 public static function check_server_ip_connectivity() { 845 846 $servers = $ips = array(); 847 848 // Some web hosts may disable this function 849 if ( function_exists( 'gethostbynamel' ) ) { 850 851 $ips = gethostbynamel( 'rest.akismet.com' ); 852 if ( $ips && is_array( $ips ) && count( $ips ) ) { 853 $api_key = Akismet::get_api_key(); 854 855 foreach ( $ips as $ip ) { 856 $response = Akismet::verify_key( $api_key, $ip ); 857 // even if the key is invalid, at least we know we have connectivity 858 if ( $response == 'valid' || $response == 'invalid' ) { 859 $servers[ $ip ] = 'connected'; 860 } else { 861 $servers[ $ip ] = $response ? $response : 'unable to connect'; 862 } 863 } 864 } 865 } 866 867 return $servers; 868 } 869 870 // Simpler connectivity check 871 public static function check_server_connectivity( $cache_timeout = 86400 ) { 872 873 $debug = array(); 874 $debug['PHP_VERSION'] = PHP_VERSION; 875 $debug['WORDPRESS_VERSION'] = $GLOBALS['wp_version']; 876 $debug['AKISMET_VERSION'] = AKISMET_VERSION; 877 $debug['AKISMET__PLUGIN_DIR'] = AKISMET__PLUGIN_DIR; 878 $debug['SITE_URL'] = site_url(); 879 $debug['HOME_URL'] = home_url(); 880 881 $servers = get_option( 'akismet_available_servers' ); 882 if ( ( time() - get_option( 'akismet_connectivity_time' ) < $cache_timeout ) && $servers !== false ) { 883 $servers = self::check_server_ip_connectivity(); 884 update_option( 'akismet_available_servers', $servers ); 885 update_option( 'akismet_connectivity_time', time() ); 886 } 887 888 if ( wp_http_supports( array( 'ssl' ) ) ) { 889 $response = wp_remote_get( 'https://rest.akismet.com/1.1/test' ); 890 } else { 891 $response = wp_remote_get( 'http://rest.akismet.com/1.1/test' ); 892 } 893 894 $debug['gethostbynamel'] = function_exists( 'gethostbynamel' ) ? 'exists' : 'not here'; 895 $debug['Servers'] = $servers; 896 $debug['Test Connection'] = $response; 897 898 Akismet::log( $debug ); 899 900 if ( $response && 'connected' == wp_remote_retrieve_body( $response ) ) { 901 return true; 902 } 903 904 return false; 905 } 906 907 // Check the server connectivity and store the available servers in an option. 908 public static function get_server_connectivity( $cache_timeout = 86400 ) { 909 return self::check_server_connectivity( $cache_timeout ); 910 } 911 912 /** 913 * Find out whether any comments in the Pending queue have not yet been checked by Akismet. 914 * 915 * @return bool 916 */ 917 public static function are_any_comments_waiting_to_be_checked() { 918 return ! ! get_comments( 919 array( 920 // Exclude comments that are not pending. This would happen if someone manually approved or spammed a comment 921 // that was waiting to be checked. The akismet_error meta entry will eventually be removed by the cron recheck job. 922 'status' => 'hold', 923 924 // This is the commentmeta that is saved when a comment couldn't be checked. 925 'meta_key' => 'akismet_error', 926 927 // We only need to know whether at least one comment is waiting for a check. 928 'number' => 1, 929 ) 930 ); 931 } 932 933 public static function get_page_url( $page = 'config' ) { 934 935 $args = array( 'page' => 'akismet-key-config' ); 936 937 if ( $page == 'stats' ) { 938 $args = array( 939 'page' => 'akismet-key-config', 940 'view' => 'stats', 941 ); 942 } elseif ( $page == 'delete_key' ) { 943 $args = array( 944 'page' => 'akismet-key-config', 945 'view' => 'start', 946 'action' => 'delete-key', 947 '_wpnonce' => wp_create_nonce( self::NONCE ), 948 ); 949 } elseif ( $page === 'init' ) { 950 $args = array( 951 'page' => 'akismet-key-config', 952 'view' => 'start', 953 ); 954 } 955 956 return add_query_arg( $args, menu_page_url( 'akismet-key-config', false ) ); 957 } 958 959 public static function get_akismet_user( $api_key ) { 960 $akismet_user = false; 961 962 $request_args = array( 963 'key' => $api_key, 964 'blog' => get_option( 'home' ), 965 ); 966 967 $request_args = apply_filters( 'akismet_request_args', $request_args, 'get-subscription' ); 968 969 $subscription_verification = Akismet::http_post( Akismet::build_query( $request_args ), 'get-subscription' ); 970 971 if ( ! empty( $subscription_verification[1] ) ) { 972 if ( 'invalid' !== $subscription_verification[1] ) { 973 $akismet_user = json_decode( $subscription_verification[1] ); 974 } 975 } 976 977 return $akismet_user; 978 } 979 980 public static function get_stats( $api_key ) { 981 $stat_totals = array(); 982 983 foreach ( array( '6-months', 'all' ) as $interval ) { 984 $request_args = array( 985 'blog' => get_option( 'home' ), 986 'key' => $api_key, 987 'from' => $interval, 988 ); 989 990 $request_args = apply_filters( 'akismet_request_args', $request_args, 'get-stats' ); 991 992 $response = Akismet::http_post( Akismet::build_query( $request_args ), 'get-stats' ); 993 994 if ( ! empty( $response[1] ) ) { 995 $data = json_decode( $response[1] ); 996 /* 997 * The json decoded response should be an object. If it's not an object, something's wrong, and the data 998 * shouldn't be added to the stats_totals array. 999 */ 1000 if ( is_object( $data ) ) { 1001 $stat_totals[ $interval ] = $data; 1002 } 1003 } 1004 } 1005 1006 return $stat_totals; 1007 } 1008 1009 public static function verify_wpcom_key( $api_key, $user_id, $extra = array() ) { 1010 $request_args = array_merge( 1011 array( 1012 'user_id' => $user_id, 1013 'api_key' => $api_key, 1014 'get_account_type' => 'true', 1015 ), 1016 $extra 1017 ); 1018 1019 $request_args = apply_filters( 'akismet_request_args', $request_args, 'verify-wpcom-key' ); 1020 1021 $akismet_account = Akismet::http_post( Akismet::build_query( $request_args ), 'verify-wpcom-key' ); 1022 1023 if ( ! empty( $akismet_account[1] ) ) { 1024 $akismet_account = json_decode( $akismet_account[1] ); 1025 } 1026 1027 Akismet::log( compact( 'akismet_account' ) ); 1028 1029 return $akismet_account; 1030 } 1031 1032 public static function connect_jetpack_user() { 1033 1034 if ( $jetpack_user = self::get_jetpack_user() ) { 1035 if ( isset( $jetpack_user['user_id'] ) && isset( $jetpack_user['api_key'] ) ) { 1036 $akismet_user = self::verify_wpcom_key( $jetpack_user['api_key'], $jetpack_user['user_id'], array( 'action' => 'connect_jetpack_user' ) ); 1037 1038 if ( is_object( $akismet_user ) ) { 1039 self::save_key( $akismet_user->api_key ); 1040 return in_array( $akismet_user->status, array( 'active', 'active-dunning', 'no-sub' ) ); 1041 } 1042 } 1043 } 1044 1045 return false; 1046 } 1047 1048 public static function display_alert() { 1049 Akismet::view( 1050 'notice', 1051 array( 1052 'type' => 'alert', 1053 'code' => (int) get_option( 'akismet_alert_code' ), 1054 'msg' => get_option( 'akismet_alert_msg' ), 1055 ) 1056 ); 1057 } 1058 1059 public static function get_usage_limit_alert_data() { 1060 return array( 1061 'type' => 'usage-limit', 1062 'code' => (int) get_option( 'akismet_alert_code' ), 1063 'msg' => get_option( 'akismet_alert_msg' ), 1064 'api_calls' => get_option( 'akismet_alert_api_calls' ), 1065 'usage_limit' => get_option( 'akismet_alert_usage_limit' ), 1066 'upgrade_plan' => get_option( 'akismet_alert_upgrade_plan' ), 1067 'upgrade_url' => get_option( 'akismet_alert_upgrade_url' ), 1068 'upgrade_type' => get_option( 'akismet_alert_upgrade_type' ), 1069 'upgrade_via_support' => get_option( 'akismet_alert_upgrade_via_support' ) === 'true', 1070 ); 1071 } 1072 1073 public static function display_usage_limit_alert() { 1074 Akismet::view( 'notice', self::get_usage_limit_alert_data() ); 1075 } 1076 1077 public static function display_spam_check_warning() { 1078 Akismet::fix_scheduled_recheck(); 1079 1080 if ( wp_next_scheduled( 'akismet_schedule_cron_recheck' ) > time() && self::are_any_comments_waiting_to_be_checked() ) { 1081 /* 1082 * The 'akismet_display_cron_disabled_notice' filter can be used to control whether the WP-Cron disabled notice is displayed. 1083 */ 1084 if ( defined( 'DISABLE_WP_CRON' ) && DISABLE_WP_CRON && apply_filters( 'akismet_display_cron_disabled_notice', true ) ) { 1085 Akismet::view( 'notice', array( 'type' => 'spam-check-cron-disabled' ) ); 1086 } else { 1087 /* translators: The Akismet configuration page URL. */ 1088 $link_text = apply_filters( 'akismet_spam_check_warning_link_text', sprintf( __( 'Please check your <a href="%s">Akismet configuration</a> and contact your web host if problems persist.', 'akismet' ), esc_url( self::get_page_url() ) ) ); 1089 Akismet::view( 1090 'notice', 1091 array( 1092 'type' => 'spam-check', 1093 'link_text' => $link_text, 1094 ) 1095 ); 1096 } 1097 } 1098 } 1099 1100 public static function display_api_key_warning() { 1101 Akismet::view( 'notice', array( 'type' => 'plugin' ) ); 1102 } 1103 1104 public static function display_page() { 1105 if ( ! Akismet::get_api_key() || ( isset( $_GET['view'] ) && $_GET['view'] == 'start' ) ) { 1106 self::display_start_page(); 1107 } elseif ( isset( $_GET['view'] ) && $_GET['view'] == 'stats' ) { 1108 self::display_stats_page(); 1109 } else { 1110 self::display_configuration_page(); 1111 } 1112 } 1113 1114 public static function display_start_page() { 1115 if ( isset( $_GET['action'] ) ) { 1116 if ( $_GET['action'] == 'delete-key' ) { 1117 if ( isset( $_GET['_wpnonce'] ) && wp_verify_nonce( $_GET['_wpnonce'], self::NONCE ) ) { 1118 delete_option( 'wordpress_api_key' ); 1119 } 1120 } 1121 } 1122 1123 $api_key = Akismet::get_api_key(); 1124 $existing_key_is_valid = ! ( 1125 self::get_notice_by_key( 'status' ) === self::NOTICE_EXISTING_KEY_INVALID 1126 ); 1127 1128 if ( $api_key && $existing_key_is_valid ) { 1129 self::display_configuration_page(); 1130 return; 1131 } 1132 1133 // the user can choose to auto connect their API key by clicking a button on the akismet done page 1134 // if jetpack, get verified api key by using connected wpcom user id 1135 // if no jetpack, get verified api key by using an akismet token 1136 1137 $akismet_user = false; 1138 1139 if ( isset( $_GET['token'] ) && preg_match( '/^(\d+)-[0-9a-f]{20}$/', $_GET['token'] ) ) { 1140 $akismet_user = self::verify_wpcom_key( '', '', array( 'token' => $_GET['token'] ) ); 1141 } 1142 1143 if ( false === $akismet_user ) { 1144 $jetpack_user = self::get_jetpack_user(); 1145 1146 if ( is_array( $jetpack_user ) ) { 1147 $akismet_user = self::verify_wpcom_key( $jetpack_user['api_key'], $jetpack_user['user_id'] ); 1148 } 1149 } 1150 1151 if ( isset( $_GET['action'] ) ) { 1152 if ( $_GET['action'] == 'save-key' ) { 1153 if ( is_object( $akismet_user ) ) { 1154 self::save_key( $akismet_user->api_key ); 1155 self::display_configuration_page(); 1156 return; 1157 } 1158 } 1159 } 1160 1161 Akismet::view( 'start', compact( 'akismet_user' ) ); 1162 1163 /* 1164 // To see all variants when testing. 1165 $akismet_user->status = 'no-sub'; 1166 Akismet::view( 'start', compact( 'akismet_user' ) ); 1167 $akismet_user->status = 'cancelled'; 1168 Akismet::view( 'start', compact( 'akismet_user' ) ); 1169 $akismet_user->status = 'suspended'; 1170 Akismet::view( 'start', compact( 'akismet_user' ) ); 1171 $akismet_user->status = 'other'; 1172 Akismet::view( 'start', compact( 'akismet_user' ) ); 1173 $akismet_user = false; 1174 */ 1175 } 1176 1177 public static function display_stats_page() { 1178 Akismet::view( 'stats' ); 1179 } 1180 1181 public static function display_configuration_page() { 1182 $api_key = Akismet::get_api_key(); 1183 $akismet_user = self::get_akismet_user( $api_key ); 1184 1185 if ( ! $akismet_user ) { 1186 // This could happen if the user's key became invalid after it was previously valid and successfully set up. 1187 self::$notices['status'] = self::NOTICE_EXISTING_KEY_INVALID; 1188 self::display_start_page(); 1189 return; 1190 } 1191 1192 $stat_totals = self::get_stats( $api_key ); 1193 1194 // If unset, create the new strictness option using the old discard option to determine its default. 1195 // If the old option wasn't set, default to discarding the blatant spam. 1196 if ( get_option( 'akismet_strictness' ) === false ) { 1197 add_option( 'akismet_strictness', ( get_option( 'akismet_discard_month' ) === 'false' ? '0' : '1' ) ); 1198 } 1199 1200 // Sync the local "Total spam blocked" count with the authoritative count from the server. 1201 if ( isset( $stat_totals['all'], $stat_totals['all']->spam ) ) { 1202 update_option( 'akismet_spam_count', $stat_totals['all']->spam ); 1203 } 1204 1205 $notices = array(); 1206 1207 if ( empty( self::$notices ) ) { 1208 if ( ! empty( $stat_totals['all'] ) && isset( $stat_totals['all']->time_saved ) && $akismet_user->status == 'active' && $akismet_user->account_type == 'free-api-key' ) { 1209 1210 $time_saved = false; 1211 1212 if ( $stat_totals['all']->time_saved > 1800 ) { 1213 $total_in_minutes = round( $stat_totals['all']->time_saved / 60 ); 1214 $total_in_hours = round( $total_in_minutes / 60 ); 1215 $total_in_days = round( $total_in_hours / 8 ); 1216 $cleaning_up = __( 'Cleaning up spam takes time.', 'akismet' ); 1217 1218 if ( $total_in_days > 1 ) { 1219 /* translators: %s: Number of days. */ 1220 $time_saved = $cleaning_up . ' ' . sprintf( _n( 'Akismet has saved you %s day!', 'Akismet has saved you %s days!', $total_in_days, 'akismet' ), number_format_i18n( $total_in_days ) ); 1221 } elseif ( $total_in_hours > 1 ) { 1222 /* translators: %s: Number of hours. */ 1223 $time_saved = $cleaning_up . ' ' . sprintf( _n( 'Akismet has saved you %d hour!', 'Akismet has saved you %d hours!', $total_in_hours, 'akismet' ), $total_in_hours ); 1224 } elseif ( $total_in_minutes >= 30 ) { 1225 /* translators: %s: Number of minutes. */ 1226 $time_saved = $cleaning_up . ' ' . sprintf( _n( 'Akismet has saved you %d minute!', 'Akismet has saved you %d minutes!', $total_in_minutes, 'akismet' ), $total_in_minutes ); 1227 } 1228 } 1229 1230 $notices[] = array( 1231 'type' => 'active-notice', 1232 'time_saved' => $time_saved, 1233 ); 1234 } 1235 } 1236 1237 if ( ! Akismet::predefined_api_key() && ! isset( self::$notices['status'] ) && in_array( $akismet_user->status, array( 'cancelled', 'suspended', 'missing', 'no-sub' ) ) ) { 1238 $notices[] = array( 'type' => $akismet_user->status ); 1239 } 1240 1241 $alert_code = get_option( 'akismet_alert_code' ); 1242 if ( isset( Akismet::$limit_notices[ $alert_code ] ) ) { 1243 $notices[] = self::get_usage_limit_alert_data(); 1244 } elseif ( $alert_code > 0 ) { 1245 $notices[] = array( 1246 'type' => 'alert', 1247 'code' => (int) get_option( 'akismet_alert_code' ), 1248 'msg' => get_option( 'akismet_alert_msg' ), 1249 ); 1250 } 1251 1252 /* 1253 * To see all variants when testing. 1254 * 1255 * You may also want to comment out the akismet_view_arguments filter in Akismet::view() 1256 * to ensure that you can see all of the notices (e.g. suspended, active-notice). 1257 */ 1258 // $notices[] = array( 'type' => 'active-notice', 'time_saved' => 'Cleaning up spam takes time. Akismet has saved you 1 minute!' ); 1259 // $notices[] = array( 'type' => 'plugin' ); 1260 // $notices[] = array( 'type' => 'notice', 'notice_header' => 'This is the notice header.', 'notice_text' => 'This is the notice text.' ); 1261 // $notices[] = array( 'type' => 'missing-functions' ); 1262 // $notices[] = array( 'type' => 'servers-be-down' ); 1263 // $notices[] = array( 'type' => 'active-dunning' ); 1264 // $notices[] = array( 'type' => 'cancelled' ); 1265 // $notices[] = array( 'type' => 'suspended' ); 1266 // $notices[] = array( 'type' => 'missing' ); 1267 // $notices[] = array( 'type' => 'no-sub' ); 1268 // $notices[] = array( 'type' => 'new-key-valid' ); 1269 // $notices[] = array( 'type' => 'new-key-invalid' ); 1270 // $notices[] = array( 'type' => 'existing-key-invalid' ); 1271 // $notices[] = array( 'type' => 'new-key-failed' ); 1272 // $notices[] = array( 'type' => 'usage-limit', 'api_calls' => '15000', 'usage_limit' => '10000', 'upgrade_plan' => 'Enterprise', 'upgrade_url' => 'https://akismet.com/account/', 'code' => 10502 ); 1273 // $notices[] = array( 'type' => 'spam-check', 'link_text' => 'Link text.' ); 1274 // $notices[] = array( 'type' => 'spam-check-cron-disabled' ); 1275 // $notices[] = array( 'type' => 'alert', 'code' => 123 ); 1276 // $notices[] = array( 'type' => 'alert', 'code' => Akismet::ALERT_CODE_COMMERCIAL ); 1277 1278 Akismet::log( compact( 'stat_totals', 'akismet_user' ) ); 1279 Akismet::view( 'config', compact( 'api_key', 'akismet_user', 'stat_totals', 'notices' ) ); 1280 } 1281 1282 public static function display_notice() { 1283 global $hook_suffix; 1284 1285 if ( in_array( $hook_suffix, array( 'jetpack_page_akismet-key-config', 'settings_page_akismet-key-config' ) ) ) { 1286 // This page manages the notices and puts them inline where they make sense. 1287 return; 1288 } 1289 1290 // To see notice variants while testing. 1291 // Akismet::view( 'notice', array( 'type' => 'spam-check-cron-disabled' ) ); 1292 // Akismet::view( 'notice', array( 'type' => 'spam-check' ) ); 1293 // Akismet::view( 'notice', array( 'type' => 'alert', 'code' => 123, 'msg' => 'Message' ) ); 1294 1295 if ( in_array( $hook_suffix, array( 'edit-comments.php' ) ) && (int) get_option( 'akismet_alert_code' ) > 0 ) { 1296 Akismet::verify_key( Akismet::get_api_key() ); // verify that the key is still in alert state 1297 1298 $alert_code = get_option( 'akismet_alert_code' ); 1299 if ( isset( Akismet::$limit_notices[ $alert_code ] ) ) { 1300 self::display_usage_limit_alert(); 1301 } elseif ( $alert_code > 0 ) { 1302 self::display_alert(); 1303 } 1304 } elseif ( in_array( $hook_suffix, self::$activation_banner_pages, true ) && ! Akismet::get_api_key() ) { 1305 // Show the "Set Up Akismet" banner on the comments and plugin pages if no API key has been set. 1306 self::display_api_key_warning(); 1307 } elseif ( $hook_suffix == 'edit-comments.php' && wp_next_scheduled( 'akismet_schedule_cron_recheck' ) ) { 1308 self::display_spam_check_warning(); 1309 } 1310 1311 if ( isset( $_GET['akismet_recheck_complete'] ) ) { 1312 $recheck_count = (int) $_GET['recheck_count']; 1313 $spam_count = (int) $_GET['spam_count']; 1314 1315 if ( $recheck_count === 0 ) { 1316 $message = __( 'There were no comments to check. Akismet will only check comments awaiting moderation.', 'akismet' ); 1317 } else { 1318 /* translators: %s: Number of comments. */ 1319 $message = sprintf( _n( 'Akismet checked %s comment.', 'Akismet checked %s comments.', $recheck_count, 'akismet' ), number_format( $recheck_count ) ); 1320 $message .= ' '; 1321 1322 if ( $spam_count === 0 ) { 1323 $message .= __( 'No comments were caught as spam.', 'akismet' ); 1324 } else { 1325 /* translators: %s: Number of comments. */ 1326 $message .= sprintf( _n( '%s comment was caught as spam.', '%s comments were caught as spam.', $spam_count, 'akismet' ), number_format( $spam_count ) ); 1327 } 1328 } 1329 1330 echo '<div class="notice notice-success"><p>' . esc_html( $message ) . '</p></div>'; 1331 } elseif ( isset( $_GET['akismet_recheck_error'] ) ) { 1332 echo '<div class="notice notice-error"><p>' . esc_html( __( 'Akismet could not recheck your comments for spam.', 'akismet' ) ) . '</p></div>'; 1333 } 1334 } 1335 1336 public static function display_status() { 1337 if ( ! self::get_server_connectivity() ) { 1338 Akismet::view( 'notice', array( 'type' => 'servers-be-down' ) ); 1339 } elseif ( ! empty( self::$notices ) ) { 1340 foreach ( self::$notices as $index => $type ) { 1341 if ( is_object( $type ) ) { 1342 $notice_header = $notice_text = ''; 1343 1344 if ( property_exists( $type, 'notice_header' ) ) { 1345 $notice_header = wp_kses( $type->notice_header, self::$allowed ); 1346 } 1347 1348 if ( property_exists( $type, 'notice_text' ) ) { 1349 $notice_text = wp_kses( $type->notice_text, self::$allowed ); 1350 } 1351 1352 if ( property_exists( $type, 'status' ) ) { 1353 $type = wp_kses( $type->status, self::$allowed ); 1354 Akismet::view( 'notice', compact( 'type', 'notice_header', 'notice_text' ) ); 1355 1356 unset( self::$notices[ $index ] ); 1357 } 1358 } else { 1359 Akismet::view( 'notice', compact( 'type' ) ); 1360 1361 unset( self::$notices[ $index ] ); 1362 } 1363 } 1364 } 1365 } 1366 1367 /** 1368 * Gets a specific notice by key. 1369 * 1370 * @param $key 1371 * @return mixed 1372 */ 1373 private static function get_notice_by_key( $key ) { 1374 return self::$notices[ $key ] ?? null; 1375 } 1376 1377 /** 1378 * Gets a Jetpack user. 1379 * 1380 * @return array|false 1381 */ 1382 private static function get_jetpack_user() { 1383 if ( ! class_exists( 'Jetpack' ) ) { 1384 return false; 1385 } 1386 1387 if ( defined( 'JETPACK__VERSION' ) && version_compare( JETPACK__VERSION, '7.7', '<' ) ) { 1388 // For version of Jetpack prior to 7.7. 1389 Jetpack::load_xml_rpc_client(); 1390 } 1391 1392 $xml = new Jetpack_IXR_ClientMulticall( array( 'user_id' => get_current_user_id() ) ); 1393 1394 $xml->addCall( 'wpcom.getUserID' ); 1395 $xml->addCall( 'akismet.getAPIKey' ); 1396 $xml->query(); 1397 1398 Akismet::log( compact( 'xml' ) ); 1399 1400 if ( ! $xml->isError() ) { 1401 $responses = $xml->getResponse(); 1402 if ( ( is_countable( $responses ) ? count( $responses ) : 0 ) > 1 ) { 1403 // Due to a quirk in how Jetpack does multi-calls, the response order 1404 // can't be trusted to match the call order. It's a good thing our 1405 // return values can be mostly differentiated from each other. 1406 $first_response_value = array_shift( $responses[0] ); 1407 $second_response_value = array_shift( $responses[1] ); 1408 1409 // If WPCOM ever reaches 100 billion users, this will fail. :-) 1410 if ( preg_match( '/^[a-f0-9]{12}$/i', $first_response_value ) ) { 1411 $api_key = $first_response_value; 1412 $user_id = (int) $second_response_value; 1413 } else { 1414 $api_key = $second_response_value; 1415 $user_id = (int) $first_response_value; 1416 } 1417 1418 return compact( 'api_key', 'user_id' ); 1419 } 1420 } 1421 return false; 1422 } 1423 1424 /** 1425 * Some commentmeta isn't useful in an export file. Suppress it (when supported). 1426 * 1427 * @param bool $exclude 1428 * @param string $key The meta key 1429 * @param object $meta The meta object 1430 * @return bool Whether to exclude this meta entry from the export. 1431 */ 1432 public static function exclude_commentmeta_from_export( $exclude, $key, $meta ) { 1433 if ( in_array( $key, array( 'akismet_as_submitted', 'akismet_rechecking', 'akismet_delayed_moderation_email' ) ) ) { 1434 return true; 1435 } 1436 1437 return $exclude; 1438 } 1439 1440 /** 1441 * When Akismet is active, remove the "Activate Akismet" step from the plugin description. 1442 */ 1443 public static function modify_plugin_description( $all_plugins ) { 1444 if ( isset( $all_plugins['akismet/akismet.php'] ) ) { 1445 if ( Akismet::get_api_key() ) { 1446 $all_plugins['akismet/akismet.php']['Description'] = __( 'Used by millions, Akismet is quite possibly the best way in the world to <strong>protect your blog from spam</strong>. Your site is fully configured and being protected, even while you sleep.', 'akismet' ); 1447 } else { 1448 $all_plugins['akismet/akismet.php']['Description'] = __( 'Used by millions, Akismet is quite possibly the best way in the world to <strong>protect your blog from spam</strong>. It keeps your site protected even while you sleep. To get started, just go to <a href="admin.php?page=akismet-key-config">your Akismet Settings page</a> to set up your API key.', 'akismet' ); 1449 } 1450 } 1451 1452 return $all_plugins; 1453 } 1454 1455 private static function set_form_privacy_notice_option( $state ) { 1456 if ( in_array( $state, array( 'display', 'hide' ) ) ) { 1457 update_option( 'akismet_comment_form_privacy_notice', $state ); 1458 } 1459 } 1460 1461 public static function register_personal_data_eraser( $erasers ) { 1462 $erasers['akismet'] = array( 1463 'eraser_friendly_name' => __( 'Akismet', 'akismet' ), 1464 'callback' => array( 'Akismet_Admin', 'erase_personal_data' ), 1465 ); 1466 1467 return $erasers; 1468 } 1469 1470 /** 1471 * When a user requests that their personal data be removed, Akismet has a duty to discard 1472 * any personal data we store outside of the comment itself. Right now, that is limited 1473 * to the copy of the comment we store in the akismet_as_submitted commentmeta. 1474 * 1475 * FWIW, this information would be automatically deleted after 15 days. 1476 * 1477 * @param $email_address string The email address of the user who has requested erasure. 1478 * @param $page int This function can (and will) be called multiple times to prevent timeouts, 1479 * so this argument is used for pagination. 1480 * @return array 1481 * @see https://developer.wordpress.org/plugins/privacy/adding-the-personal-data-eraser-to-your-plugin/ 1482 */ 1483 public static function erase_personal_data( $email_address, $page = 1 ) { 1484 $items_removed = false; 1485 1486 $number = 50; 1487 $page = (int) $page; 1488 1489 $comments = get_comments( 1490 array( 1491 'author_email' => $email_address, 1492 'number' => $number, 1493 'paged' => $page, 1494 'order_by' => 'comment_ID', 1495 'order' => 'ASC', 1496 ) 1497 ); 1498 1499 foreach ( (array) $comments as $comment ) { 1500 $comment_as_submitted = get_comment_meta( $comment->comment_ID, 'akismet_as_submitted', true ); 1501 1502 if ( $comment_as_submitted ) { 1503 delete_comment_meta( $comment->comment_ID, 'akismet_as_submitted' ); 1504 $items_removed = true; 1505 } 1506 } 1507 1508 // Tell core if we have more comments to work on still 1509 $done = ( is_countable( $comments ) ? count( $comments ) : 0 ) < $number; 1510 1511 return array( 1512 'items_removed' => $items_removed, 1513 'items_retained' => false, // always false in this example 1514 'messages' => array(), // no messages in this example 1515 'done' => $done, 1516 ); 1517 } 1518 1519 /** 1520 * Return an array of HTML elements that are allowed in a notice. 1521 * 1522 * @return array 1523 */ 1524 public static function get_notice_kses_allowed_elements() { 1525 return self::$allowed; 1526 } 1527 1528 /** 1529 * Return a version to append to the URL of an asset file (e.g. CSS and images). 1530 * 1531 * @param string $relative_path Relative path to asset file 1532 * @return string 1533 */ 1534 public static function get_asset_file_version( $relative_path ) { 1535 1536 $full_path = AKISMET__PLUGIN_DIR . $relative_path; 1537 1538 // If the AKISMET_VERSION contains a lower-case letter, it's a development version (e.g. 5.3.1a2). 1539 // Use the file modified time in development. 1540 if ( preg_match( '/[a-z]/', AKISMET_VERSION ) && file_exists( $full_path ) ) { 1541 return filemtime( $full_path ); 1542 } 1543 1544 // Otherwise, use the AKISMET_VERSION. 1545 return AKISMET_VERSION; 1546 } 1547 1548 /** 1549 * Return inline CSS for Akismet admin. 1550 * 1551 * @return string 1552 */ 1553 protected static function get_inline_css(): string { 1554 global $hook_suffix; 1555 1556 // Hide excess compatible plugins when there are lots. 1557 $inline_css = ' 1558 .akismet-compatible-plugins__card:nth-child(n+' . esc_attr( Akismet_Compatible_Plugins::DEFAULT_VISIBLE_PLUGIN_COUNT + 1 ) . ') { 1559 display: none; 1560 } 1561 1562 .akismet-compatible-plugins__list.is-expanded .akismet-compatible-plugins__card:nth-child(n+' . esc_attr( Akismet_Compatible_Plugins::DEFAULT_VISIBLE_PLUGIN_COUNT + 1 ) . ') { 1563 display: flex; 1564 } 1565 '; 1566 1567 // Enqueue the Akismet activation banner background separately so we can 1568 // include the right path to the image. Shown on edit-comments.php and plugins.php. 1569 if ( in_array( $hook_suffix, self::$activation_banner_pages, true ) ) { 1570 $activation_banner_url = esc_url( 1571 plugin_dir_url( __FILE__ ) . '_inc/img/akismet-activation-banner-elements.png' 1572 ); 1573 $inline_css .= '.akismet-activate {' . PHP_EOL . 1574 'background-image: url(' . $activation_banner_url . ');' . PHP_EOL . 1575 '}'; 1576 } 1577 1578 return $inline_css; 1579 } 1580 }
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| Generated : Wed May 14 08:20:01 2025 | Cross-referenced by PHPXref |