| 1 |
<?php |
| 2 |
/** |
| 3 |
* ActivityPub Comment Class |
| 4 |
* |
| 5 |
* @package Activitypub |
| 6 |
*/ |
| 7 |
|
| 8 |
namespace Activitypub; |
| 9 |
|
| 10 |
use Activitypub\Collection\Actors; |
| 11 |
|
| 12 |
/** |
| 13 |
* ActivityPub Comment Class. |
| 14 |
* |
| 15 |
* This class is a helper/utils class that provides a collection of static |
| 16 |
* methods that are used to handle comments. |
| 17 |
*/ |
| 18 |
class Comment { |
| 19 |
/** |
| 20 |
* Initialize the class, registering WordPress hooks. |
| 21 |
*/ |
| 22 |
public static function init() { |
| 23 |
self::register_comment_types(); |
| 24 |
|
| 25 |
\add_filter( 'map_meta_cap', array( self::class, 'map_meta_cap' ), 10, 4 ); |
| 26 |
\add_filter( 'comment_reply_link', array( self::class, 'comment_reply_link' ), 10, 3 ); |
| 27 |
\add_filter( 'comment_class', array( self::class, 'comment_class' ), 10, 3 ); |
| 28 |
\add_filter( 'comment_feed_where', array( static::class, 'comment_feed_where' ) ); |
| 29 |
\add_filter( 'get_comment_link', array( self::class, 'remote_comment_link' ), 11, 2 ); |
| 30 |
\add_action( 'pre_get_comments', array( static::class, 'comment_query' ) ); |
| 31 |
\add_filter( 'pre_comment_approved', array( static::class, 'pre_comment_approved' ), 10, 2 ); |
| 32 |
\add_filter( 'get_avatar_comment_types', array( static::class, 'get_avatar_comment_types' ), 99 ); |
| 33 |
\add_action( 'update_option_activitypub_allow_likes', array( self::class, 'maybe_update_comment_counts' ), 10, 2 ); |
| 34 |
\add_action( 'update_option_activitypub_allow_reposts', array( self::class, 'maybe_update_comment_counts' ), 10, 2 ); |
| 35 |
\add_filter( 'pre_wp_update_comment_count_now', array( static::class, 'pre_wp_update_comment_count_now' ), 10, 3 ); |
| 36 |
} |
| 37 |
|
| 38 |
/** |
| 39 |
* Remove edit capabilities for comments received via ActivityPub. |
| 40 |
* |
| 41 |
* @param array $caps Array of capabilities. |
| 42 |
* @param string $cap Capability name. |
| 43 |
* @param int $user_id User ID. |
| 44 |
* @param array $args Array of arguments. |
| 45 |
* |
| 46 |
* @return array Modified array of capabilities. |
| 47 |
*/ |
| 48 |
public static function map_meta_cap( $caps, $cap, $user_id, $args ) { |
| 49 |
if ( 'edit_comment' === $cap && self::was_received( $args[0] ) ) { |
| 50 |
if ( ! \is_admin() || ( isset( $GLOBALS['current_screen'] ) && 'comment' === $GLOBALS['current_screen']->id ) ) { |
| 51 |
$caps[] = 'do_not_allow'; |
| 52 |
} |
| 53 |
} |
| 54 |
|
| 55 |
return $caps; |
| 56 |
} |
| 57 |
|
| 58 |
/** |
| 59 |
* Filter the comment reply link. |
| 60 |
* |
| 61 |
* We don't want to show the comment reply link for federated comments |
| 62 |
* if the user is disabled for federation. |
| 63 |
* |
| 64 |
* @param string $link The HTML markup for the comment reply link. |
| 65 |
* @param array $args An array of arguments overriding the defaults. |
| 66 |
* @param \WP_Comment $comment The object of the comment being replied. |
| 67 |
* |
| 68 |
* @return string The filtered HTML markup for the comment reply link. |
| 69 |
*/ |
| 70 |
public static function comment_reply_link( $link, $args, $comment ) { |
| 71 |
if ( self::are_comments_allowed( $comment ) ) { |
| 72 |
if ( \current_user_can( 'activitypub' ) && self::was_received( $comment ) ) { |
| 73 |
return self::create_fediverse_reply_link( $link, $args ); |
| 74 |
} |
| 75 |
|
| 76 |
return $link; |
| 77 |
} |
| 78 |
|
| 79 |
if ( ! \WP_Block_Type_Registry::get_instance()->is_registered( 'activitypub/remote-reply' ) ) { |
| 80 |
\register_block_type_from_metadata( ACTIVITYPUB_PLUGIN_DIR . 'build/remote-reply' ); |
| 81 |
} |
| 82 |
|
| 83 |
$attributes = array( |
| 84 |
'selectedComment' => self::generate_id( $comment ), |
| 85 |
'commentId' => $comment->comment_ID, |
| 86 |
); |
| 87 |
|
| 88 |
$block = \do_blocks( \sprintf( '<!-- wp:activitypub/remote-reply %s /-->', \wp_json_encode( $attributes ) ) ); |
| 89 |
|
| 90 |
/** |
| 91 |
* Filters the HTML markup for the ActivityPub remote comment reply container. |
| 92 |
* |
| 93 |
* @param string $block The HTML markup for the remote reply container. |
| 94 |
*/ |
| 95 |
return \apply_filters( 'activitypub_comment_reply_link', $block ); |
| 96 |
} |
| 97 |
|
| 98 |
/** |
| 99 |
* Create a link to reply to a federated comment. |
| 100 |
* |
| 101 |
* This function adds a title attribute to the reply link to inform the user |
| 102 |
* that the comment was received from the fediverse and the reply will be sent |
| 103 |
* to the original author. |
| 104 |
* |
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* @param string $link The HTML markup for the comment reply link. |
| 106 |
* @param array $args The args provided by the `comment_reply_link` filter. |
| 107 |
* |
| 108 |
* @return string The modified HTML markup for the comment reply link. |
| 109 |
*/ |
| 110 |
private static function create_fediverse_reply_link( $link, $args ) { |
| 111 |
$str_to_replace = sprintf( '>%s<', $args['reply_text'] ); |
| 112 |
$replace_with = sprintf( |
| 113 |
' title="%s">%s<', |
| 114 |
esc_attr__( 'This comment was received from the fediverse and your reply will be sent to the original author', 'activitypub' ), |
| 115 |
esc_html__( 'Reply with federation', 'activitypub' ) |
| 116 |
); |
| 117 |
return str_replace( $str_to_replace, $replace_with, $link ); |
| 118 |
} |
| 119 |
|
| 120 |
/** |
| 121 |
* Check if it is allowed to comment to a comment. |
| 122 |
* |
| 123 |
* Checks if the comment is local only or if the user can comment federated comments. |
| 124 |
* |
| 125 |
* @param mixed $comment Comment object or ID. |
| 126 |
* |
| 127 |
* @return boolean True if the user can comment, false otherwise. |
| 128 |
*/ |
| 129 |
public static function are_comments_allowed( $comment ) { |
| 130 |
$comment = \get_comment( $comment ); |
| 131 |
|
| 132 |
if ( ! self::was_received( $comment ) ) { |
| 133 |
return true; |
| 134 |
} |
| 135 |
|
| 136 |
$current_user = get_current_user_id(); |
| 137 |
|
| 138 |
if ( ! $current_user ) { |
| 139 |
return false; |
| 140 |
} |
| 141 |
|
| 142 |
if ( is_single_user() && \user_can( $current_user, 'publish_posts' ) ) { |
| 143 |
// On a single user site, comments by users with the `publish_posts` capability will be federated as the blog user. |
| 144 |
$current_user = Actors::BLOG_USER_ID; |
| 145 |
} |
| 146 |
|
| 147 |
return user_can_activitypub( $current_user ); |
| 148 |
} |
| 149 |
|
| 150 |
/** |
| 151 |
* Check if a comment is federated. |
| 152 |
* |
| 153 |
* We consider a comment federated if comment was received via ActivityPub. |
| 154 |
* |
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* Use this function to check if it is comment that was received via ActivityPub. |
| 156 |
* |
| 157 |
* @param mixed $comment Comment object or ID. |
| 158 |
* |
| 159 |
* @return boolean True if the comment is federated, false otherwise. |
| 160 |
*/ |
| 161 |
public static function was_received( $comment ) { |
| 162 |
$comment = \get_comment( $comment ); |
| 163 |
|
| 164 |
if ( ! $comment ) { |
| 165 |
return false; |
| 166 |
} |
| 167 |
|
| 168 |
$protocol = \get_comment_meta( $comment->comment_ID, 'protocol', true ); |
| 169 |
|
| 170 |
if ( 'activitypub' === $protocol ) { |
| 171 |
return true; |
| 172 |
} |
| 173 |
|
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return false; |
| 175 |
} |
| 176 |
|
| 177 |
/** |
| 178 |
* Check if a comment was federated. |
| 179 |
* |
| 180 |
* This function checks if a comment was federated via ActivityPub. |
| 181 |
* |
| 182 |
* @param mixed $comment Comment object or ID. |
| 183 |
* |
| 184 |
* @return boolean True if the comment was federated, false otherwise. |
| 185 |
*/ |
| 186 |
public static function was_sent( $comment ) { |
| 187 |
$comment = \get_comment( $comment ); |
| 188 |
|
| 189 |
if ( ! $comment ) { |
| 190 |
return false; |
| 191 |
} |
| 192 |
|
| 193 |
$status = \get_comment_meta( $comment->comment_ID, 'activitypub_status', true ); |
| 194 |
|
| 195 |
if ( $status ) { |
| 196 |
return true; |
| 197 |
} |
| 198 |
|
| 199 |
return false; |
| 200 |
} |
| 201 |
|
| 202 |
/** |
| 203 |
* Check if a comment is local only. |
| 204 |
* |
| 205 |
* This function checks if a comment is local only and was not sent or received via ActivityPub. |
| 206 |
* |
| 207 |
* @param mixed $comment Comment object or ID. |
| 208 |
* |
| 209 |
* @return boolean True if the comment is local only, false otherwise. |
| 210 |
*/ |
| 211 |
public static function is_local( $comment ) { |
| 212 |
if ( self::was_sent( $comment ) || self::was_received( $comment ) ) { |
| 213 |
return false; |
| 214 |
} |
| 215 |
|
| 216 |
return true; |
| 217 |
} |
| 218 |
|
| 219 |
/** |
| 220 |
* Check if a comment should be federated. |
| 221 |
* |
| 222 |
* We consider a comment should be federated if it is authored by a user that is |
| 223 |
* not disabled for federation and if it is a reply directly to the post or to a |
| 224 |
* federated comment. |
| 225 |
* |
| 226 |
* Use this function to check if a comment should be federated. |
| 227 |
* |
| 228 |
* @param mixed $comment Comment object or ID. |
| 229 |
* |
| 230 |
* @return boolean True if the comment should be federated, false otherwise. |
| 231 |
*/ |
| 232 |
public static function should_be_federated( $comment ) { |
| 233 |
// We should not federate federated comments. |
| 234 |
if ( self::was_received( $comment ) ) { |
| 235 |
return false; |
| 236 |
} |
| 237 |
|
| 238 |
$comment = \get_comment( $comment ); |
| 239 |
$user_id = $comment->user_id; |
| 240 |
|
| 241 |
// Comments without user can't be federated. |
| 242 |
if ( ! $user_id ) { |
| 243 |
return false; |
| 244 |
} |
| 245 |
|
| 246 |
if ( is_single_user() && \user_can( $user_id, 'activitypub' ) ) { |
| 247 |
// On a single user site, comments by users with the `publish_posts` capability will be federated as the blog user. |
| 248 |
$user_id = Actors::BLOG_USER_ID; |
| 249 |
} |
| 250 |
|
| 251 |
// User is not allowed to federate comments. |
| 252 |
if ( ! user_can_activitypub( $user_id ) ) { |
| 253 |
return false; |
| 254 |
} |
| 255 |
|
| 256 |
// It is a comment to the post and can be federated. |
| 257 |
if ( empty( $comment->comment_parent ) ) { |
| 258 |
return true; |
| 259 |
} |
| 260 |
|
| 261 |
// Check if parent comment is federated. |
| 262 |
$parent_comment = \get_comment( $comment->comment_parent ); |
| 263 |
|
| 264 |
return ! self::is_local( $parent_comment ); |
| 265 |
} |
| 266 |
|
| 267 |
/** |
| 268 |
* Examine a comment ID and look up an existing comment it represents. |
| 269 |
* |
| 270 |
* @param string $id ActivityPub object ID (usually a URL) to check. |
| 271 |
* |
| 272 |
* @return \WP_Comment|false Comment object, or false on failure. |
| 273 |
*/ |
| 274 |
public static function object_id_to_comment( $id ) { |
| 275 |
$comment_query = new \WP_Comment_Query( |
| 276 |
array( |
| 277 |
'meta_key' => 'source_id', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_key |
| 278 |
'meta_value' => $id, // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value |
| 279 |
'orderby' => 'comment_date', |
| 280 |
'order' => 'DESC', |
| 281 |
) |
| 282 |
); |
| 283 |
|
| 284 |
if ( ! $comment_query->comments ) { |
| 285 |
return false; |
| 286 |
} |
| 287 |
|
| 288 |
return $comment_query->comments[0]; |
| 289 |
} |
| 290 |
|
| 291 |
/** |
| 292 |
* Verify if URL is a local comment, or if it is a previously received |
| 293 |
* remote comment (For threading comments locally). |
| 294 |
* |
| 295 |
* @param string $url The URL to check. |
| 296 |
* |
| 297 |
* @return string|null Comment ID or null if not found. |
| 298 |
*/ |
| 299 |
public static function url_to_commentid( $url ) { |
| 300 |
if ( ! $url || ! \filter_var( $url, \FILTER_VALIDATE_URL ) ) { |
| 301 |
return null; |
| 302 |
} |
| 303 |
|
| 304 |
// Check for local comment. |
| 305 |
if ( is_same_domain( $url ) ) { |
| 306 |
$query = \wp_parse_url( $url, \PHP_URL_QUERY ); |
| 307 |
|
| 308 |
if ( $query ) { |
| 309 |
\parse_str( $query, $params ); |
| 310 |
|
| 311 |
if ( ! empty( $params['c'] ) ) { |
| 312 |
$comment = \get_comment( $params['c'] ); |
| 313 |
|
| 314 |
if ( $comment ) { |
| 315 |
return $comment->comment_ID; |
| 316 |
} |
| 317 |
} |
| 318 |
} |
| 319 |
} |
| 320 |
|
| 321 |
$args = array( |
| 322 |
// phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_query |
| 323 |
'meta_query' => array( |
| 324 |
'relation' => 'OR', |
| 325 |
array( |
| 326 |
'key' => 'source_url', |
| 327 |
'value' => $url, |
| 328 |
), |
| 329 |
array( |
| 330 |
'key' => 'source_id', |
| 331 |
'value' => $url, |
| 332 |
), |
| 333 |
), |
| 334 |
); |
| 335 |
|
| 336 |
$query = new \WP_Comment_Query(); |
| 337 |
$comments = $query->query( $args ); |
| 338 |
|
| 339 |
if ( $comments && is_array( $comments ) ) { |
| 340 |
return $comments[0]->comment_ID; |
| 341 |
} |
| 342 |
|
| 343 |
return null; |
| 344 |
} |
| 345 |
|
| 346 |
/** |
| 347 |
* Filters the CSS classes to add an ActivityPub class. |
| 348 |
* |
| 349 |
* @param string[] $classes An array of comment classes. |
| 350 |
* @param string[] $css_class An array of additional classes added to the list. |
| 351 |
* @param string $comment_id The comment ID as a numeric string. |
| 352 |
* |
| 353 |
* @return string[] An array of classes. |
| 354 |
*/ |
| 355 |
public static function comment_class( $classes, $css_class, $comment_id ) { |
| 356 |
// Check if ActivityPub comment. |
| 357 |
if ( 'activitypub' === get_comment_meta( $comment_id, 'protocol', true ) ) { |
| 358 |
$classes[] = 'activitypub-comment'; |
| 359 |
} |
| 360 |
|
| 361 |
return $classes; |
| 362 |
} |
| 363 |
|
| 364 |
/** |
| 365 |
* Makes the comment feed filterable by comment type. |
| 366 |
* |
| 367 |
* Also excludes ActivityPub comment types from the feed when no type is specified. |
| 368 |
* |
| 369 |
* @param string $where The `WHERE` clause for the comment feed query. |
| 370 |
* |
| 371 |
* @return string The modified `WHERE` clause. |
| 372 |
*/ |
| 373 |
public static function comment_feed_where( $where ) { |
| 374 |
global $wpdb; |
| 375 |
|
| 376 |
$comment_type = \get_query_var( 'type' ); |
| 377 |
|
| 378 |
if ( 'all' === $comment_type ) { |
| 379 |
return $where; |
| 380 |
} |
| 381 |
|
| 382 |
$comment_types = self::get_comment_type_slugs(); |
| 383 |
|
| 384 |
if ( \in_array( $comment_type, $comment_types, true ) ) { |
| 385 |
$where .= $wpdb->prepare( ' AND comment_type = %s', $comment_type ); |
| 386 |
} else { |
| 387 |
$comment_types = \array_map( 'esc_sql', $comment_types ); |
| 388 |
$placeholders = implode( ', ', array_fill( 0, count( $comment_types ), '%s' ) ); |
| 389 |
// phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.ReplacementsWrongNumber, WordPress.DB.PreparedSQL.NotPrepared |
| 390 |
$where .= $wpdb->prepare( sprintf( ' AND comment_type NOT IN (%s)', $placeholders ), ...$comment_types ); |
| 391 |
} |
| 392 |
|
| 393 |
return $where; |
| 394 |
} |
| 395 |
|
| 396 |
/** |
| 397 |
* Gets the public comment id via the WordPress comments meta. |
| 398 |
* |
| 399 |
* @param int $wp_comment_id The internal WordPress comment ID. |
| 400 |
* @param bool $fallback Whether the code should fall back to `source_url` if `source_id` is not set. |
| 401 |
* |
| 402 |
* @return string|null The ActivityPub id/url of the comment. |
| 403 |
*/ |
| 404 |
public static function get_source_id( $wp_comment_id, $fallback = true ) { |
| 405 |
$comment_meta = \get_comment_meta( $wp_comment_id ); |
| 406 |
|
| 407 |
if ( ! empty( $comment_meta['source_id'][0] ) ) { |
| 408 |
return $comment_meta['source_id'][0]; |
| 409 |
} elseif ( ! empty( $comment_meta['source_url'][0] ) && $fallback ) { |
| 410 |
return $comment_meta['source_url'][0]; |
| 411 |
} |
| 412 |
|
| 413 |
return null; |
| 414 |
} |
| 415 |
|
| 416 |
/** |
| 417 |
* Gets the public comment url via the WordPress comments meta. |
| 418 |
* |
| 419 |
* @param int $wp_comment_id The internal WordPress comment ID. |
| 420 |
* @param bool $fallback Whether the code should fall back to `source_id` if `source_url` is not set. |
| 421 |
* |
| 422 |
* @return string|null The ActivityPub id/url of the comment. |
| 423 |
*/ |
| 424 |
public static function get_source_url( $wp_comment_id, $fallback = true ) { |
| 425 |
$comment_meta = \get_comment_meta( $wp_comment_id ); |
| 426 |
|
| 427 |
if ( ! empty( $comment_meta['source_url'][0] ) ) { |
| 428 |
return $comment_meta['source_url'][0]; |
| 429 |
} elseif ( ! empty( $comment_meta['source_id'][0] ) && $fallback ) { |
| 430 |
return $comment_meta['source_id'][0]; |
| 431 |
} |
| 432 |
|
| 433 |
return null; |
| 434 |
} |
| 435 |
|
| 436 |
/** |
| 437 |
* Link remote comments to source url. |
| 438 |
* |
| 439 |
* @param string $comment_link The comment link. |
| 440 |
* @param object|\WP_Comment $comment The comment object. |
| 441 |
* |
| 442 |
* @return string $url |
| 443 |
*/ |
| 444 |
public static function remote_comment_link( $comment_link, $comment ) { |
| 445 |
if ( ! $comment || is_admin() ) { |
| 446 |
return $comment_link; |
| 447 |
} |
| 448 |
|
| 449 |
$remote_comment_link = null; |
| 450 |
if ( 'comment' === $comment->comment_type ) { |
| 451 |
$remote_comment_link = self::get_source_url( $comment->comment_ID ); |
| 452 |
} |
| 453 |
|
| 454 |
return $remote_comment_link ?? $comment_link; |
| 455 |
} |
| 456 |
|
| 457 |
|
| 458 |
/** |
| 459 |
* Generates an ActivityPub URI for a comment |
| 460 |
* |
| 461 |
* @param \WP_Comment|int $comment A comment object or comment ID. |
| 462 |
* |
| 463 |
* @return string ActivityPub URI for comment |
| 464 |
*/ |
| 465 |
public static function generate_id( $comment ) { |
| 466 |
$comment = \get_comment( $comment ); |
| 467 |
|
| 468 |
// Show external comment ID if it exists. |
| 469 |
$public_comment_link = self::get_source_id( $comment->comment_ID ); |
| 470 |
|
| 471 |
if ( $public_comment_link ) { |
| 472 |
return $public_comment_link; |
| 473 |
} |
| 474 |
|
| 475 |
// Generate URI based on comment ID. |
| 476 |
return \add_query_arg( 'c', $comment->comment_ID, \trailingslashit( \home_url() ) ); |
| 477 |
} |
| 478 |
|
| 479 |
/** |
| 480 |
* Check if a post has remote comments |
| 481 |
* |
| 482 |
* @param int $post_id The post ID. |
| 483 |
* |
| 484 |
* @return bool True if the post has remote comments, false otherwise. |
| 485 |
*/ |
| 486 |
private static function post_has_remote_comments( $post_id ) { |
| 487 |
$comments = \get_comments( |
| 488 |
array( |
| 489 |
'post_id' => $post_id, |
| 490 |
// phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_query |
| 491 |
'meta_query' => array( |
| 492 |
'relation' => 'AND', |
| 493 |
array( |
| 494 |
'key' => 'protocol', |
| 495 |
'value' => 'activitypub', |
| 496 |
'compare' => '=', |
| 497 |
), |
| 498 |
array( |
| 499 |
'key' => 'source_id', |
| 500 |
'compare' => 'EXISTS', |
| 501 |
), |
| 502 |
), |
| 503 |
) |
| 504 |
); |
| 505 |
|
| 506 |
return ! empty( $comments ); |
| 507 |
} |
| 508 |
|
| 509 |
/** |
| 510 |
* Get the comment type by activity type. |
| 511 |
* |
| 512 |
* @param string $activity_type The activity type. |
| 513 |
* |
| 514 |
* @return array|null The comment type. |
| 515 |
*/ |
| 516 |
public static function get_comment_type_by_activity_type( $activity_type ) { |
| 517 |
$activity_type = \strtolower( $activity_type ); |
| 518 |
$activity_type = \sanitize_key( $activity_type ); |
| 519 |
$comment_types = self::get_comment_types(); |
| 520 |
|
| 521 |
foreach ( $comment_types as $comment_type ) { |
| 522 |
if ( in_array( $activity_type, $comment_type['activity_types'], true ) ) { |
| 523 |
return $comment_type; |
| 524 |
} |
| 525 |
} |
| 526 |
|
| 527 |
return null; |
| 528 |
} |
| 529 |
|
| 530 |
/** |
| 531 |
* Return the registered custom comment types. |
| 532 |
* |
| 533 |
* @return array The registered custom comment types |
| 534 |
*/ |
| 535 |
public static function get_comment_types() { |
| 536 |
global $activitypub_comment_types; |
| 537 |
|
| 538 |
return $activitypub_comment_types; |
| 539 |
} |
| 540 |
|
| 541 |
/** |
| 542 |
* Is this a registered comment type. |
| 543 |
* |
| 544 |
* @param string $slug The slug of the type. |
| 545 |
* |
| 546 |
* @return boolean True if registered. |
| 547 |
*/ |
| 548 |
public static function is_registered_comment_type( $slug ) { |
| 549 |
$slug = \strtolower( $slug ); |
| 550 |
$slug = \sanitize_key( $slug ); |
| 551 |
|
| 552 |
$comment_types = self::get_comment_types(); |
| 553 |
|
| 554 |
return isset( $comment_types[ $slug ] ); |
| 555 |
} |
| 556 |
|
| 557 |
/** |
| 558 |
* Return the registered custom comment type slugs. |
| 559 |
* |
| 560 |
* @return array The registered custom comment type slugs. |
| 561 |
*/ |
| 562 |
public static function get_comment_type_slugs() { |
| 563 |
return array_keys( self::get_comment_types() ); |
| 564 |
} |
| 565 |
|
| 566 |
/** |
| 567 |
* Get the custom comment type. |
| 568 |
* |
| 569 |
* Check if the type is registered, if not, check if it is a custom type. |
| 570 |
* |
| 571 |
* It looks for the array key in the registered types and returns the array. |
| 572 |
* If it is not found, it looks for the type in the custom types and returns the array. |
| 573 |
* |
| 574 |
* @param string $type The comment type. |
| 575 |
* |
| 576 |
* @return array The comment type. |
| 577 |
*/ |
| 578 |
public static function get_comment_type( $type ) { |
| 579 |
$type = strtolower( $type ); |
| 580 |
$type = sanitize_key( $type ); |
| 581 |
|
| 582 |
$comment_types = self::get_comment_types(); |
| 583 |
$type_array = array(); |
| 584 |
|
| 585 |
// Check array keys. |
| 586 |
if ( in_array( $type, array_keys( $comment_types ), true ) ) { |
| 587 |
$type_array = $comment_types[ $type ]; |
| 588 |
} |
| 589 |
|
| 590 |
/** |
| 591 |
* Filter the comment type. |
| 592 |
* |
| 593 |
* @param array $type_array The comment type. |
| 594 |
*/ |
| 595 |
return apply_filters( "activitypub_comment_type_{$type}", $type_array ); |
| 596 |
} |
| 597 |
|
| 598 |
/** |
| 599 |
* Get a comment type attribute. |
| 600 |
* |
| 601 |
* @param string $type The comment type. |
| 602 |
* @param string $attr The attribute to get. |
| 603 |
* |
| 604 |
* @return mixed The value of the attribute. |
| 605 |
*/ |
| 606 |
public static function get_comment_type_attr( $type, $attr ) { |
| 607 |
$type_array = self::get_comment_type( $type ); |
| 608 |
|
| 609 |
if ( $type_array && isset( $type_array[ $attr ] ) ) { |
| 610 |
$value = $type_array[ $attr ]; |
| 611 |
} else { |
| 612 |
$value = ''; |
| 613 |
} |
| 614 |
|
| 615 |
/** |
| 616 |
* Filter the comment type attribute. |
| 617 |
* |
| 618 |
* @param mixed $value The value of the attribute. |
| 619 |
* @param string $type The comment type. |
| 620 |
*/ |
| 621 |
return apply_filters( "activitypub_comment_type_{$attr}", $value, $type ); |
| 622 |
} |
| 623 |
|
| 624 |
/** |
| 625 |
* Register the comment types used by the ActivityPub plugin. |
| 626 |
*/ |
| 627 |
public static function register_comment_types() { |
| 628 |
register_comment_type( |
| 629 |
'repost', |
| 630 |
array( |
| 631 |
'label' => __( 'Reposts', 'activitypub' ), |
| 632 |
'singular' => __( 'Repost', 'activitypub' ), |
| 633 |
'description' => __( 'A repost on the indieweb is a post that is purely a 100% re-publication of another (typically someone else\'s) post.', 'activitypub' ), |
| 634 |
'icon' => '♻️', |
| 635 |
'class' => 'p-repost', |
| 636 |
'type' => 'repost', |
| 637 |
'collection' => 'reposts', |
| 638 |
'activity_types' => array( 'announce' ), |
| 639 |
'excerpt' => html_entity_decode( \__( '… reposted this!', 'activitypub' ) ), |
| 640 |
/* translators: %d: Number of reposts */ |
| 641 |
'count_single' => _x( '%d repost', 'number of reposts', 'activitypub' ), |
| 642 |
/* translators: %d: Number of reposts */ |
| 643 |
'count_plural' => _x( '%d reposts', 'number of reposts', 'activitypub' ), |
| 644 |
) |
| 645 |
); |
| 646 |
|
| 647 |
register_comment_type( |
| 648 |
'like', |
| 649 |
array( |
| 650 |
'label' => __( 'Likes', 'activitypub' ), |
| 651 |
'singular' => __( 'Like', 'activitypub' ), |
| 652 |
'description' => __( 'A like is a popular webaction button and in some cases post type on various silos such as Facebook and Instagram.', 'activitypub' ), |
| 653 |
'icon' => '👍', |
| 654 |
'class' => 'p-like', |
| 655 |
'type' => 'like', |
| 656 |
'collection' => 'likes', |
| 657 |
'activity_types' => array( 'like' ), |
| 658 |
'excerpt' => html_entity_decode( \__( '… liked this!', 'activitypub' ) ), |
| 659 |
/* translators: %d: Number of likes */ |
| 660 |
'count_single' => _x( '%d like', 'number of likes', 'activitypub' ), |
| 661 |
/* translators: %d: Number of likes */ |
| 662 |
'count_plural' => _x( '%d likes', 'number of likes', 'activitypub' ), |
| 663 |
) |
| 664 |
); |
| 665 |
} |
| 666 |
|
| 667 |
/** |
| 668 |
* Show avatars on Activities if set. |
| 669 |
* |
| 670 |
* @param array $types List of avatar enabled comment types. |
| 671 |
* |
| 672 |
* @return array show avatars on Activities |
| 673 |
*/ |
| 674 |
public static function get_avatar_comment_types( $types ) { |
| 675 |
$comment_types = self::get_comment_type_slugs(); |
| 676 |
$types = array_merge( $types, $comment_types ); |
| 677 |
|
| 678 |
return array_unique( $types ); |
| 679 |
} |
| 680 |
|
| 681 |
/** |
| 682 |
* Excludes likes and reposts from comment queries. |
| 683 |
* |
| 684 |
* @author Jan Boddez |
| 685 |
* |
| 686 |
* @see https://github.com/janboddez/indieblocks/blob/a2d59de358031056a649ee47a1332ce9e39d4ce2/includes/functions.php#L423-L432 |
| 687 |
* |
| 688 |
* @param \WP_Comment_Query $query Comment count. |
| 689 |
*/ |
| 690 |
public static function comment_query( $query ) { |
| 691 |
if ( ! $query instanceof \WP_Comment_Query ) { |
| 692 |
return; |
| 693 |
} |
| 694 |
|
| 695 |
// Do not exclude likes and reposts on ActivityPub requests. |
| 696 |
if ( defined( 'ACTIVITYPUB_REQUEST' ) && ACTIVITYPUB_REQUEST ) { |
| 697 |
return; |
| 698 |
} |
| 699 |
|
| 700 |
// Do not exclude likes and reposts on REST requests. |
| 701 |
if ( \wp_is_serving_rest_request() ) { |
| 702 |
return; |
| 703 |
} |
| 704 |
|
| 705 |
// Do not exclude likes and reposts on admin pages or on non-singular pages. |
| 706 |
if ( is_admin() || ! is_singular() ) { |
| 707 |
return; |
| 708 |
} |
| 709 |
|
| 710 |
// Do not exclude likes and reposts if the query is for comments. |
| 711 |
if ( ! empty( $query->query_vars['type__in'] ) || ! empty( $query->query_vars['type'] ) ) { |
| 712 |
return; |
| 713 |
} |
| 714 |
|
| 715 |
// Exclude likes and reposts by the ActivityPub plugin. |
| 716 |
$query->query_vars['type__not_in'] = self::get_comment_type_slugs(); |
| 717 |
} |
| 718 |
|
| 719 |
/** |
| 720 |
* Filter the comment status before it is set. |
| 721 |
* |
| 722 |
* @param int|string|\WP_Error $approved The approved comment status. |
| 723 |
* @param array $comment_data The comment data. |
| 724 |
* |
| 725 |
* @return int|string|\WP_Error The approval status. 1, 0, 'spam', 'trash', or WP_Error. |
| 726 |
*/ |
| 727 |
public static function pre_comment_approved( $approved, $comment_data ) { |
| 728 |
if ( $approved || \is_wp_error( $approved ) ) { |
| 729 |
return $approved; |
| 730 |
} |
| 731 |
|
| 732 |
// Maybe auto-approve likes and reposts. |
| 733 |
if ( |
| 734 |
\in_array( $comment_data['comment_type'], self::get_comment_type_slugs(), true ) && |
| 735 |
'1' === \get_option( 'activitypub_auto_approve_reactions' ) |
| 736 |
) { |
| 737 |
return 1; |
| 738 |
} |
| 739 |
|
| 740 |
if ( '1' !== \get_option( 'comment_previously_approved' ) ) { |
| 741 |
return $approved; |
| 742 |
} |
| 743 |
|
| 744 |
if ( |
| 745 |
empty( $comment_data['comment_meta']['protocol'] ) || |
| 746 |
'activitypub' !== $comment_data['comment_meta']['protocol'] |
| 747 |
) { |
| 748 |
return $approved; |
| 749 |
} |
| 750 |
|
| 751 |
global $wpdb; |
| 752 |
|
| 753 |
$author = $comment_data['comment_author']; |
| 754 |
$author_url = $comment_data['comment_author_url']; |
| 755 |
// phpcs:ignore |
| 756 |
$ok_to_comment = $wpdb->get_var( $wpdb->prepare( "SELECT comment_approved FROM $wpdb->comments WHERE comment_author = %s AND comment_author_url = %s and comment_approved = '1' LIMIT 1", $author, $author_url ) ); |
| 757 |
|
| 758 |
if ( 1 === (int) $ok_to_comment ) { |
| 759 |
return 1; |
| 760 |
} |
| 761 |
|
| 762 |
return $approved; |
| 763 |
} |
| 764 |
|
| 765 |
/** |
| 766 |
* Update comment counts when interaction settings are disabled. |
| 767 |
* |
| 768 |
* Triggers a recount when likes or reposts are disabled to ensure accurate comment counts. |
| 769 |
* |
| 770 |
* @param mixed $old_value The old option value. |
| 771 |
* @param mixed $value The new option value. |
| 772 |
*/ |
| 773 |
public static function maybe_update_comment_counts( $old_value, $value ) { |
| 774 |
if ( '1' === $old_value && '1' !== $value ) { |
| 775 |
Migration::update_comment_counts(); |
| 776 |
} |
| 777 |
} |
| 778 |
|
| 779 |
/** |
| 780 |
* Filters the comment count to exclude ActivityPub comment types. |
| 781 |
* |
| 782 |
* @param int|null $new_count The new comment count. Default null. |
| 783 |
* @param int $old_count The old comment count. |
| 784 |
* @param int $post_id Post ID. |
| 785 |
* |
| 786 |
* @return int|null The updated comment count, or null to use the default query. |
| 787 |
*/ |
| 788 |
public static function pre_wp_update_comment_count_now( $new_count, $old_count, $post_id ) { |
| 789 |
if ( null === $new_count ) { |
| 790 |
$excluded_types = array_filter( self::get_comment_type_slugs(), array( self::class, 'is_comment_type_enabled' ) ); |
| 791 |
|
| 792 |
if ( ! empty( $excluded_types ) ) { |
| 793 |
global $wpdb; |
| 794 |
|
| 795 |
// phpcs:ignore WordPress.DB |
| 796 |
$new_count = (int) $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_approved = '1' AND comment_type NOT IN ('" . implode( "','", $excluded_types ) . "')", $post_id ) ); |
| 797 |
} |
| 798 |
} |
| 799 |
|
| 800 |
return $new_count; |
| 801 |
} |
| 802 |
|
| 803 |
/** |
| 804 |
* Check if a comment type is enabled. |
| 805 |
* |
| 806 |
* @param string $comment_type The comment type. |
| 807 |
* @return bool True if the comment type is enabled. |
| 808 |
*/ |
| 809 |
public static function is_comment_type_enabled( $comment_type ) { |
| 810 |
return '1' === get_option( "activitypub_allow_{$comment_type}s", '1' ); |
| 811 |
} |
| 812 |
} |
| 813 |
|
