Comments::count_full_sync_actions() - Code Metrics - Inspection of "Ensure [0] is numeric before get_comment call" - Automattic/jetpack - Measure and Improve Code Quality continuously with Scrutinizer

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Push — update/sync-comment-whitelisti... ( 936bd0...c347b8 )

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created 2020-04-29 14:30 UTC

Comments::count_full_sync_actions() A

↳ Parent: Comments

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
nc	1
nop	1
dl	0
loc	3
rs	10
c	0
b	0
f	0

<?php
/**
 * Comments sync module.
 *
 * @package automattic/jetpack-sync
 */

namespace Automattic\Jetpack\Sync\Modules;

use Automattic\Jetpack\Sync\Settings;
use Automattic\Jetpack\Sync\Modules;

/**
 * Class to handle sync for comments.
 */
class Comments extends Module {
	/**
	 * Sync module name.
	 *
	 * @access public
	 *
	 * @return string
	 */
	public function name() {
		return 'comments';
	}

	/**
	 * The id field in the database.
	 *
	 * @access public
	 *
	 * @return string
	 */
	public function id_field() {
		return 'comment_ID';
	}

	/**
	 * The table in the database.
	 *
	 * @access public
	 *
	 * @return string
	 */
	public function table_name() {
		return 'comments';
	}

	/**
	 * Retrieve a comment by its ID.
	 *
	 * @access public
	 *
	 * @param string $object_type Type of the sync object.
	 * @param int    $id          ID of the sync object.
	 * @return \WP_Comment|bool Filtered \WP_Comment object, or false if the object is not a comment.
	 */
	public function get_object_by_id( $object_type, $id ) {
		$comment_id = intval( $id );
		if ( 'comment' === $object_type ) {
			$comment = get_comment( $comment_id );
			if ( $comment ) {
				return $this->filter_comment( $comment );
			}
		}

		return false;
	}

	/**
	 * Initialize comments action listeners.
	 * Also responsible for initializing comment meta listeners.
	 *
	 * @access public
	 *
	 * @param callable $callable Action handler callable.
	 */
	public function init_listeners( $callable ) {
		add_action( 'wp_insert_comment', $callable, 10, 2 );
		add_action( 'deleted_comment', $callable );
		add_action( 'trashed_comment', $callable );
		add_action( 'spammed_comment', $callable );
		add_action( 'trashed_post_comments', $callable, 10, 2 );
		add_action( 'untrash_post_comments', $callable );
		add_action( 'comment_approved_to_unapproved', $callable );
		add_action( 'comment_unapproved_to_approved', $callable );
		add_action( 'jetpack_modified_comment_contents', $callable, 10, 2 );
		add_action( 'untrashed_comment', $callable, 10, 2 );
		add_action( 'unspammed_comment', $callable, 10, 2 );
		add_filter( 'wp_update_comment_data', array( $this, 'handle_comment_contents_modification' ), 10, 3 );

		// comment actions.
		add_filter( 'jetpack_sync_before_enqueue_wp_insert_comment', array( $this, 'only_allow_white_listed_comment_types' ) );
		add_filter( 'jetpack_sync_before_enqueue_deleted_comment', array( $this, 'only_allow_white_listed_comment_types' ) );
		add_filter( 'jetpack_sync_before_enqueue_trashed_comment', array( $this, 'only_allow_white_listed_comment_types' ) );
		add_filter( 'jetpack_sync_before_enqueue_untrashed_comment', array( $this, 'only_allow_white_listed_comment_types' ) );
		add_filter( 'jetpack_sync_before_enqueue_spammed_comment', array( $this, 'only_allow_white_listed_comment_types' ) );
		add_filter( 'jetpack_sync_before_enqueue_unspammed_comment', array( $this, 'only_allow_white_listed_comment_types' ) );

		// comment status transitions.
		add_filter( 'jetpack_sync_before_enqueue_comment_approved_to_unapproved', array( $this, 'only_allow_white_listed_comment_type_transitions' ) );
		add_filter( 'jetpack_sync_before_enqueue_comment_unapproved_to_approved', array( $this, 'only_allow_white_listed_comment_type_transitions' ) );

		// Post Actions.
		add_filter( 'jetpack_sync_before_enqueue_trashed_post_comments', array( $this, 'filter_blacklisted_post_types' ) );
		add_filter( 'jetpack_sync_before_enqueue_untrash_post_comments', array( $this, 'filter_blacklisted_post_types' ) );

		/**
		 * Even though it's messy, we implement these hooks because
		 * the edit_comment hook doesn't include the data
		 * so this saves us a DB read for every comment event.
		 */
		foreach ( $this->get_whitelisted_comment_types() as $comment_type ) {
			foreach ( array( 'unapproved', 'approved' ) as $comment_status ) {
				$comment_action_name = "comment_{$comment_status}_{$comment_type}";
				add_action( $comment_action_name, $callable, 10, 2 );
			}
		}

		// Listen for meta changes.
		$this->init_listeners_for_meta_type( 'comment', $callable );
		$this->init_meta_whitelist_handler( 'comment', array( $this, 'filter_meta' ) );
	}

	/**
	 * Handler for any comment content updates.
	 *
	 * @access public
	 *
	 * @param array $new_comment              The new, processed comment data.
	 * @param array $old_comment              The old, unslashed comment data.
	 * @param array $new_comment_with_slashes The new, raw comment data.
	 * @return array The new, processed comment data.
	 */
	public function handle_comment_contents_modification( $new_comment, $old_comment, $new_comment_with_slashes ) {
		$changes        = array();
		$content_fields = array(
			'comment_author',
			'comment_author_email',
			'comment_author_url',
			'comment_content',
		);
		foreach ( $content_fields as $field ) {
			if ( $new_comment_with_slashes[ $field ] !== $old_comment[ $field ] ) {
				$changes[ $field ] = array( $new_comment[ $field ], $old_comment[ $field ] );
			}
		}

		if ( ! empty( $changes ) ) {
			/**
			 * Signals to the sync listener that this comment's contents were modified and a sync action
			 * reflecting the change(s) to the content should be sent
			 *
			 * @since 4.9.0
			 *
			 * @param int $new_comment['comment_ID'] ID of comment whose content was modified
			 * @param mixed $changes Array of changed comment fields with before and after values
			 */
			do_action( 'jetpack_modified_comment_contents', $new_comment['comment_ID'], $changes );
		}
		return $new_comment;
	}

	/**
	 * Initialize comments action listeners for full sync.
	 *
	 * @access public
	 *
	 * @param callable $callable Action handler callable.
	 */
	public function init_full_sync_listeners( $callable ) {
		add_action( 'jetpack_full_sync_comments', $callable ); // Also send comments meta.
	}

	/**
	 * Gets a filtered list of comment types that sync can hook into.
	 *
	 * @access public
	 *
	 * @return array Defaults to [ '', 'trackback', 'pingback' ].
	 */
	public function get_whitelisted_comment_types() {
		/**
		 * Comment types present in this list will sync their status changes to WordPress.com.
		 *
		 * @since 7.6.0
		 *
		 * @param array A list of comment types.
		 */
		return apply_filters(
			'jetpack_sync_whitelisted_comment_types',
			array( '', 'comment', 'trackback', 'pingback' )
		);
	}

	/**
	 * Prevents any comment types that are not in the whitelist from being enqueued and sent to WordPress.com.
	 *
	 * @param array $args Arguments passed to wp_insert_comment, deleted_comment, spammed_comment, etc.
	 *
	 * @return bool or array $args Arguments passed to wp_insert_comment, deleted_comment, spammed_comment, etc.
	 */
	public function only_allow_white_listed_comment_types( $args ) {
		$comment = false;

		if ( isset( $args[1] ) ) {
			// comment object is available.
			$comment = $args[1];
		} elseif ( is_numeric( $args[0] ) ) {
			// comment_id is available.
			$comment = get_comment( $args[0] );
		}

		if ( false !== $comment && ! in_array( $comment->comment_type, $this->get_whitelisted_comment_types(), true ) ) {
			return false;
		}

		return $args;
	}

	/**
	 * Filter all blacklisted post types.
	 *
	 * @param array $args Hook arguments.
	 * @return array|false Hook arguments, or false if the post type is a blacklisted one.
	 */
	public function filter_blacklisted_post_types( $args ) {
		$post_id      = $args[0];
		$posts_module = Modules::get_module( 'posts' );

		if ( false !== $posts_module && ! $posts_module->is_post_type_allowed( $post_id ) ) {
			return false;
		}

		return $args;
	}

	/**
	 * Prevents any comment types that are not in the whitelist from being enqueued and sent to WordPress.com.
	 *
	 * @param array $args Arguments passed to wp_{old_status}_to_{new_status}.
	 *
	 * @return bool or array $args Arguments passed to wp_{old_status}_to_{new_status}
	 */
	public function only_allow_white_listed_comment_type_transitions( $args ) {
		$comment = $args[0];

		if ( ! in_array( $comment->comment_type, $this->get_whitelisted_comment_types(), true ) ) {
			return false;
		}

		return $args;
	}

	/**
	 * Initialize the module in the sender.
	 *
	 * @access public
	 */
	public function init_before_send() {
		add_filter( 'jetpack_sync_before_send_wp_insert_comment', array( $this, 'expand_wp_insert_comment' ) );

		foreach ( $this->get_whitelisted_comment_types() as $comment_type ) {
			foreach ( array( 'unapproved', 'approved' ) as $comment_status ) {
				$comment_action_name = "comment_{$comment_status}_{$comment_type}";
				add_filter(
					'jetpack_sync_before_send_' . $comment_action_name,
					array(
						$this,
						'expand_wp_insert_comment',
					)
				);
			}
		}

		// Full sync.
		add_filter( 'jetpack_sync_before_send_jetpack_full_sync_comments', array( $this, 'expand_comment_ids' ) );
	}

	/**
	 * Enqueue the comments actions for full sync.
	 *
	 * @access public
	 *
	 * @param array   $config               Full sync configuration for this sync module.
	 * @param int     $max_items_to_enqueue Maximum number of items to enqueue.
	 * @param boolean $state                True if full sync has finished enqueueing this module, false otherwise.
	 * @return array Number of actions enqueued, and next module state.
	 */
	public function enqueue_full_sync_actions( $config, $max_items_to_enqueue, $state ) {
		global $wpdb;
		return $this->enqueue_all_ids_as_action( 'jetpack_full_sync_comments', $wpdb->comments, 'comment_ID', $this->get_where_sql( $config ), $max_items_to_enqueue, $state );
	}

	/**
	 * Retrieve an estimated number of actions that will be enqueued.
	 *
	 * @access public
	 *
	 * @param array $config Full sync configuration for this sync module.
	 * @return int Number of items yet to be enqueued.
	 */
	public function estimate_full_sync_actions( $config ) {
		global $wpdb;

		$query = "SELECT count(*) FROM $wpdb->comments";

		$where_sql = $this->get_where_sql( $config );
		if ( $where_sql ) {
			$query .= ' WHERE ' . $where_sql;
		}

		// TODO: Call $wpdb->prepare on the following query.
		// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
		$count = $wpdb->get_var( $query );

		return (int) ceil( $count / self::ARRAY_CHUNK_SIZE );
	}

	/**
	 * Retrieve the WHERE SQL clause based on the module config.
	 *
	 * @access public
	 *
	 * @param array $config Full sync configuration for this sync module.
	 * @return string WHERE SQL clause, or `null` if no comments are specified in the module config.
	 */
	public function get_where_sql( $config ) {
		if ( is_array( $config ) ) {
			return 'comment_ID IN (' . implode( ',', array_map( 'intval', $config ) ) . ')';
		}

		return '1=1';
	}

	/**
	 * Retrieve the actions that will be sent for this module during a full sync.
	 *
	 * @access public
	 *
	 * @return array Full sync actions of this module.
	 */
	public function get_full_sync_actions() {
		return array( 'jetpack_full_sync_comments' );
	}

	/**
	 * Count all the actions that are going to be sent.
	 *
	 * @access public
	 *
	 * @param array $action_names Names of all the actions that will be sent.
	 * @return int Number of actions.
	 */
	public function count_full_sync_actions( $action_names ) {
		return $this->count_actions( $action_names, array( 'jetpack_full_sync_comments' ) );
	}

	/**
	 * Expand the comment status change before the data is serialized and sent to the server.
	 *
	 * @access public
	 * @todo This is not used currently - let's implement it.
	 *
	 * @param array $args The hook parameters.
	 * @return array The expanded hook parameters.
	 */
	public function expand_wp_comment_status_change( $args ) {
		return array( $args[0], $this->filter_comment( $args[1] ) );
	}

	/**
	 * Expand the comment creation before the data is serialized and sent to the server.
	 *
	 * @access public
	 *
	 * @param array $args The hook parameters.
	 * @return array The expanded hook parameters.
	 */
	public function expand_wp_insert_comment( $args ) {
		return array( $args[0], $this->filter_comment( $args[1] ) );
	}

	/**
	 * Filter a comment object to the fields we need.
	 *
	 * @access public
	 *
	 * @param \WP_Comment $comment The unfiltered comment object.
	 * @return \WP_Comment Filtered comment object.
	 */
	public function filter_comment( $comment ) {
		/**
		 * Filters whether to prevent sending comment data to .com
		 *
		 * Passing true to the filter will prevent the comment data from being sent
		 * to the WordPress.com.
		 * Instead we pass data that will still enable us to do a checksum against the
		 * Jetpacks data but will prevent us from displaying the data on in the API as well as
		 * other services.
		 *
		 * @since 4.2.0
		 *
		 * @param boolean false prevent post data from bing synced to WordPress.com
		 * @param mixed $comment WP_COMMENT object
		 */
		if ( apply_filters( 'jetpack_sync_prevent_sending_comment_data', false, $comment ) ) {
			$blocked_comment                   = new \stdClass();
			$blocked_comment->comment_ID       = $comment->comment_ID;
			$blocked_comment->comment_date     = $comment->comment_date;
			$blocked_comment->comment_date_gmt = $comment->comment_date_gmt;
			$blocked_comment->comment_approved = 'jetpack_sync_blocked';
			return $blocked_comment;
		}

		return $comment;
	}

	/**
	 * Whether a certain comment meta key is whitelisted for sync.
	 *
	 * @access public
	 *
	 * @param string $meta_key Comment meta key.
	 * @return boolean Whether the meta key is whitelisted.
	 */
	public function is_whitelisted_comment_meta( $meta_key ) {
		return in_array( $meta_key, Settings::get_setting( 'comment_meta_whitelist' ), true );
	}

	/**
	 * Handler for filtering out non-whitelisted comment meta.
	 *
	 * @access public
	 *
	 * @param array $args Hook args.
	 * @return array|boolean False if not whitelisted, the original hook args otherwise.
	 */
	public function filter_meta( $args ) {
		return ( $this->is_whitelisted_comment_meta( $args[2] ) ? $args : false );
	}

	/**
	 * Expand the comment IDs to comment objects and meta before being serialized and sent to the server.
	 *
	 * @access public
	 *
	 * @param array $args The hook parameters.
	 * @return array The expanded hook parameters.
	 */
	public function expand_comment_ids( $args ) {
		list( $comment_ids, $previous_interval_end ) = $args;
		$comments                                    = get_comments(
			array(
				'include_unapproved' => true,
				'comment__in'        => $comment_ids,
				'orderby'            => 'comment_ID',
				'order'              => 'DESC',
			)
		);

		return array(
			$comments,
			$this->get_metadata( $comment_ids, 'comment', Settings::get_setting( 'comment_meta_whitelist' ) ),
			$previous_interval_end,
		);
	}
}


1		<?php
2		/**
3		* Comments sync module.
4		*
5		* @package automattic/jetpack-sync
6		*/
7
8		namespace Automattic\Jetpack\Sync\Modules;
9
10		use Automattic\Jetpack\Sync\Settings;
11		use Automattic\Jetpack\Sync\Modules;
12
13		/**
14		* Class to handle sync for comments.
15		*/
16		class Comments extends Module {
17		/**
18		* Sync module name.
19		*
20		* @access public
21		*
22		* @return string
23		*/
24		public function name() {
25		return 'comments';
26		}
27
28		/**
29		* The id field in the database.
30		*
31		* @access public
32		*
33		* @return string
34		*/
35		public function id_field() {
36		return 'comment_ID';
37		}
38
39		/**
40		* The table in the database.
41		*
42		* @access public
43		*
44		* @return string
45		*/
46		public function table_name() {
47		return 'comments';
48		}
49
50		/**
51		* Retrieve a comment by its ID.
52		*
53		* @access public
54		*
55		* @param string $object_type Type of the sync object.
56		* @param int $id ID of the sync object.
57		* @return \WP_Comment\|bool Filtered \WP_Comment object, or false if the object is not a comment.
58		*/
59		public function get_object_by_id( $object_type, $id ) {
60		$comment_id = intval( $id );
61		if ( 'comment' === $object_type ) {
62		$comment = get_comment( $comment_id );
63		if ( $comment ) {
64		return $this->filter_comment( $comment );
65		}
66		}
67
68		return false;
69		}
70
71		/**
72		* Initialize comments action listeners.
73		* Also responsible for initializing comment meta listeners.
74		*
75		* @access public
76		*
77		* @param callable $callable Action handler callable.
78		*/
79		public function init_listeners( $callable ) {
80		add_action( 'wp_insert_comment', $callable, 10, 2 );
81		add_action( 'deleted_comment', $callable );
82		add_action( 'trashed_comment', $callable );
83		add_action( 'spammed_comment', $callable );
84		add_action( 'trashed_post_comments', $callable, 10, 2 );
85		add_action( 'untrash_post_comments', $callable );
86		add_action( 'comment_approved_to_unapproved', $callable );
87		add_action( 'comment_unapproved_to_approved', $callable );
88		add_action( 'jetpack_modified_comment_contents', $callable, 10, 2 );
89		add_action( 'untrashed_comment', $callable, 10, 2 );
90		add_action( 'unspammed_comment', $callable, 10, 2 );
91		add_filter( 'wp_update_comment_data', array( $this, 'handle_comment_contents_modification' ), 10, 3 );
92
93		// comment actions.
94		add_filter( 'jetpack_sync_before_enqueue_wp_insert_comment', array( $this, 'only_allow_white_listed_comment_types' ) );
95		add_filter( 'jetpack_sync_before_enqueue_deleted_comment', array( $this, 'only_allow_white_listed_comment_types' ) );
96		add_filter( 'jetpack_sync_before_enqueue_trashed_comment', array( $this, 'only_allow_white_listed_comment_types' ) );
97		add_filter( 'jetpack_sync_before_enqueue_untrashed_comment', array( $this, 'only_allow_white_listed_comment_types' ) );
98		add_filter( 'jetpack_sync_before_enqueue_spammed_comment', array( $this, 'only_allow_white_listed_comment_types' ) );
99		add_filter( 'jetpack_sync_before_enqueue_unspammed_comment', array( $this, 'only_allow_white_listed_comment_types' ) );
100
101		// comment status transitions.
102		add_filter( 'jetpack_sync_before_enqueue_comment_approved_to_unapproved', array( $this, 'only_allow_white_listed_comment_type_transitions' ) );
103		add_filter( 'jetpack_sync_before_enqueue_comment_unapproved_to_approved', array( $this, 'only_allow_white_listed_comment_type_transitions' ) );
104
105		// Post Actions.
106		add_filter( 'jetpack_sync_before_enqueue_trashed_post_comments', array( $this, 'filter_blacklisted_post_types' ) );
107		add_filter( 'jetpack_sync_before_enqueue_untrash_post_comments', array( $this, 'filter_blacklisted_post_types' ) );
108
109		/**
110		* Even though it's messy, we implement these hooks because
111		* the edit_comment hook doesn't include the data
112		* so this saves us a DB read for every comment event.
113		*/
114		foreach ( $this->get_whitelisted_comment_types() as $comment_type ) {
115		foreach ( array( 'unapproved', 'approved' ) as $comment_status ) {
116		$comment_action_name = "comment_{$comment_status}_{$comment_type}";
117		add_action( $comment_action_name, $callable, 10, 2 );
118		}
119		}
120
121		// Listen for meta changes.
122		$this->init_listeners_for_meta_type( 'comment', $callable );
123		$this->init_meta_whitelist_handler( 'comment', array( $this, 'filter_meta' ) );
124		}
125
126		/**
127		* Handler for any comment content updates.
128		*
129		* @access public
130		*
131		* @param array $new_comment The new, processed comment data.
132		* @param array $old_comment The old, unslashed comment data.
133		* @param array $new_comment_with_slashes The new, raw comment data.
134		* @return array The new, processed comment data.
135		*/
136		public function handle_comment_contents_modification( $new_comment, $old_comment, $new_comment_with_slashes ) {
137		$changes = array();
138		$content_fields = array(
139		'comment_author',
140		'comment_author_email',
141		'comment_author_url',
142		'comment_content',
143		);
144		foreach ( $content_fields as $field ) {
145		if ( $new_comment_with_slashes[ $field ] !== $old_comment[ $field ] ) {
146		$changes[ $field ] = array( $new_comment[ $field ], $old_comment[ $field ] );
147		}
148		}
149
150		if ( ! empty( $changes ) ) {
151		/**
152		* Signals to the sync listener that this comment's contents were modified and a sync action
153		* reflecting the change(s) to the content should be sent
154		*
155		* @since 4.9.0
156		*
157		* @param int $new_comment['comment_ID'] ID of comment whose content was modified
158		* @param mixed $changes Array of changed comment fields with before and after values
159		*/
160		do_action( 'jetpack_modified_comment_contents', $new_comment['comment_ID'], $changes );
161		}
162		return $new_comment;
163		}
164
165		/**
166		* Initialize comments action listeners for full sync.
167		*
168		* @access public
169		*
170		* @param callable $callable Action handler callable.
171		*/
172		public function init_full_sync_listeners( $callable ) {
173		add_action( 'jetpack_full_sync_comments', $callable ); // Also send comments meta.
174		}
175
176		/**
177		* Gets a filtered list of comment types that sync can hook into.
178		*
179		* @access public
180		*
181		* @return array Defaults to [ '', 'trackback', 'pingback' ].
182		*/
183		public function get_whitelisted_comment_types() {
184		/**
185		* Comment types present in this list will sync their status changes to WordPress.com.
186		*
187		* @since 7.6.0
188		*
189		* @param array A list of comment types.
190		*/
191		return apply_filters(
192		'jetpack_sync_whitelisted_comment_types',
193		array( '', 'comment', 'trackback', 'pingback' )
194		);
195		}
196
197		/**
198		* Prevents any comment types that are not in the whitelist from being enqueued and sent to WordPress.com.
199		*
200		* @param array $args Arguments passed to wp_insert_comment, deleted_comment, spammed_comment, etc.
201		*
202		* @return bool or array $args Arguments passed to wp_insert_comment, deleted_comment, spammed_comment, etc.
203		*/
204		public function only_allow_white_listed_comment_types( $args ) {
205		$comment = false;
206
207		if ( isset( $args[1] ) ) {
208		// comment object is available.
209		$comment = $args[1];
210		} elseif ( is_numeric( $args[0] ) ) {
211		// comment_id is available.
212		$comment = get_comment( $args[0] );
213		}
214
215		if ( false !== $comment && ! in_array( $comment->comment_type, $this->get_whitelisted_comment_types(), true ) ) {
216		return false;
217		}
218
219		return $args;
220		}
221
222		/**
223		* Filter all blacklisted post types.
224		*
225		* @param array $args Hook arguments.
226		* @return array\|false Hook arguments, or false if the post type is a blacklisted one.
227		*/
228		public function filter_blacklisted_post_types( $args ) {
229		$post_id = $args[0];
230		$posts_module = Modules::get_module( 'posts' );
231
232		if ( false !== $posts_module && ! $posts_module->is_post_type_allowed( $post_id ) ) {
233		return false;
234		}
235
236		return $args;
237		}
238
239		/**
240		* Prevents any comment types that are not in the whitelist from being enqueued and sent to WordPress.com.
241		*
242		* @param array $args Arguments passed to wp_{old_status}_to_{new_status}.
243		*
244		* @return bool or array $args Arguments passed to wp_{old_status}_to_{new_status}
245		*/
246		public function only_allow_white_listed_comment_type_transitions( $args ) {
247		$comment = $args[0];
248
249		if ( ! in_array( $comment->comment_type, $this->get_whitelisted_comment_types(), true ) ) {
250		return false;
251		}
252
253		return $args;
254		}
255
256		/**
257		* Initialize the module in the sender.
258		*
259		* @access public
260		*/
261		public function init_before_send() {
262		add_filter( 'jetpack_sync_before_send_wp_insert_comment', array( $this, 'expand_wp_insert_comment' ) );
263
264		foreach ( $this->get_whitelisted_comment_types() as $comment_type ) {
265		foreach ( array( 'unapproved', 'approved' ) as $comment_status ) {
266		$comment_action_name = "comment_{$comment_status}_{$comment_type}";
267		add_filter(
268		'jetpack_sync_before_send_' . $comment_action_name,
269		array(
270		$this,
271		'expand_wp_insert_comment',
272		)
273		);
274		}
275		}
276
277		// Full sync.
278		add_filter( 'jetpack_sync_before_send_jetpack_full_sync_comments', array( $this, 'expand_comment_ids' ) );
279		}
280
281		/**
282		* Enqueue the comments actions for full sync.
283		*
284		* @access public
285		*
286		* @param array $config Full sync configuration for this sync module.
287		* @param int $max_items_to_enqueue Maximum number of items to enqueue.
288		* @param boolean $state True if full sync has finished enqueueing this module, false otherwise.
289		* @return array Number of actions enqueued, and next module state.
290		*/
291		public function enqueue_full_sync_actions( $config, $max_items_to_enqueue, $state ) {
292		global $wpdb;
293		return $this->enqueue_all_ids_as_action( 'jetpack_full_sync_comments', $wpdb->comments, 'comment_ID', $this->get_where_sql( $config ), $max_items_to_enqueue, $state );
294		}
295
296		/**
297		* Retrieve an estimated number of actions that will be enqueued.
298		*
299		* @access public
300		*
301		* @param array $config Full sync configuration for this sync module.
302		* @return int Number of items yet to be enqueued.
303		*/
304	View Code Duplication	public function estimate_full_sync_actions( $config ) {
305		global $wpdb;
306
307		$query = "SELECT count(*) FROM $wpdb->comments";
308
309		$where_sql = $this->get_where_sql( $config );
310		if ( $where_sql ) {
311		$query .= ' WHERE ' . $where_sql;
312		}
313
314		// TODO: Call $wpdb->prepare on the following query.
315		// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
316		$count = $wpdb->get_var( $query );
317
318		return (int) ceil( $count / self::ARRAY_CHUNK_SIZE );
319		}
320
321		/**
322		* Retrieve the WHERE SQL clause based on the module config.
323		*
324		* @access public
325		*
326		* @param array $config Full sync configuration for this sync module.
327		* @return string WHERE SQL clause, or `null` if no comments are specified in the module config.
328		*/
329		public function get_where_sql( $config ) {
330		if ( is_array( $config ) ) {
331		return 'comment_ID IN (' . implode( ',', array_map( 'intval', $config ) ) . ')';
332		}
333
334		return '1=1';
335		}
336
337		/**
338		* Retrieve the actions that will be sent for this module during a full sync.
339		*
340		* @access public
341		*
342		* @return array Full sync actions of this module.
343		*/
344		public function get_full_sync_actions() {
345		return array( 'jetpack_full_sync_comments' );
346		}
347
348		/**
349		* Count all the actions that are going to be sent.
350		*
351		* @access public
352		*
353		* @param array $action_names Names of all the actions that will be sent.
354		* @return int Number of actions.
355		*/
356		public function count_full_sync_actions( $action_names ) {
357		return $this->count_actions( $action_names, array( 'jetpack_full_sync_comments' ) );
358		}
359
360		/**
361		* Expand the comment status change before the data is serialized and sent to the server.
362		*
363		* @access public
364		* @todo This is not used currently - let's implement it.
365		*
366		* @param array $args The hook parameters.
367		* @return array The expanded hook parameters.
368		*/
369		public function expand_wp_comment_status_change( $args ) {
370		return array( $args[0], $this->filter_comment( $args[1] ) );
371		}
372
373		/**
374		* Expand the comment creation before the data is serialized and sent to the server.
375		*
376		* @access public
377		*
378		* @param array $args The hook parameters.
379		* @return array The expanded hook parameters.
380		*/
381		public function expand_wp_insert_comment( $args ) {
382		return array( $args[0], $this->filter_comment( $args[1] ) );
383		}
384
385		/**
386		* Filter a comment object to the fields we need.
387		*
388		* @access public
389		*
390		* @param \WP_Comment $comment The unfiltered comment object.
391		* @return \WP_Comment Filtered comment object.
392		*/
393		public function filter_comment( $comment ) {
394		/**
395		* Filters whether to prevent sending comment data to .com
396		*
397		* Passing true to the filter will prevent the comment data from being sent
398		* to the WordPress.com.
399		* Instead we pass data that will still enable us to do a checksum against the
400		* Jetpacks data but will prevent us from displaying the data on in the API as well as
401		* other services.
402		*
403		* @since 4.2.0
404		*
405		* @param boolean false prevent post data from bing synced to WordPress.com
406		* @param mixed $comment WP_COMMENT object
407		*/
408		if ( apply_filters( 'jetpack_sync_prevent_sending_comment_data', false, $comment ) ) {
409		$blocked_comment = new \stdClass();
410		$blocked_comment->comment_ID = $comment->comment_ID;
411		$blocked_comment->comment_date = $comment->comment_date;
412		$blocked_comment->comment_date_gmt = $comment->comment_date_gmt;
413		$blocked_comment->comment_approved = 'jetpack_sync_blocked';
414		return $blocked_comment;
415		}
416
417		return $comment;
418		}
419
420		/**
421		* Whether a certain comment meta key is whitelisted for sync.
422		*
423		* @access public
424		*
425		* @param string $meta_key Comment meta key.
426		* @return boolean Whether the meta key is whitelisted.
427		*/
428		public function is_whitelisted_comment_meta( $meta_key ) {
429		return in_array( $meta_key, Settings::get_setting( 'comment_meta_whitelist' ), true );
430		}
431
432		/**
433		* Handler for filtering out non-whitelisted comment meta.
434		*
435		* @access public
436		*
437		* @param array $args Hook args.
438		* @return array\|boolean False if not whitelisted, the original hook args otherwise.
439		*/
440		public function filter_meta( $args ) {
441		return ( $this->is_whitelisted_comment_meta( $args[2] ) ? $args : false );
442		}
443
444		/**
445		* Expand the comment IDs to comment objects and meta before being serialized and sent to the server.
446		*
447		* @access public
448		*
449		* @param array $args The hook parameters.
450		* @return array The expanded hook parameters.
451		*/
452		public function expand_comment_ids( $args ) {
453		list( $comment_ids, $previous_interval_end ) = $args;
454		$comments = get_comments(
455		array(
456		'include_unapproved' => true,
457		'comment__in' => $comment_ids,
458		'orderby' => 'comment_ID',
459		'order' => 'DESC',
460		)
461		);
462
463		return array(
464		$comments,
465		$this->get_metadata( $comment_ids, 'comment', Settings::get_setting( 'comment_meta_whitelist' ) ),
466		$previous_interval_end,
467		);
468		}
469		}
470

Automattic / jetpack

Push — update/sync-comment-whitelisti... ( 936bd0...c347b8 )

Comments::count_full_sync_actions() A

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