| Current Path : /storage/v11800/alliedessence/public_html/wp-content/plugins/wp-job-manager/includes/ |
Linux v11800 5.3.0-1023-aws #25~18.04.1-Ubuntu SMP Fri Jun 5 15:19:18 UTC 2020 aarch64
|
| Current File : /storage/v11800/alliedessence/public_html/wp-content/plugins/wp-job-manager/includes/class-wp-job-manager-cache-helper.php |
<?php
/**
* File containing the class WP_Job_Manager_Cache_Helper.
*
* @package wp-job-manager
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* Assists in cache management for WP Job Management posts and terms.
*
* @package wp-job-manager
* @since 1.0.0
*/
class WP_Job_Manager_Cache_Helper {
/**
* Initializes cache hooks.
*/
public static function init() {
add_action( 'save_post', [ __CLASS__, 'flush_get_job_listings_cache' ] );
add_action( 'update_post_meta', [ __CLASS__, 'maybe_flush_get_job_listings_cache_on_meta_update' ], 10, 2 );
add_action( 'delete_post', [ __CLASS__, 'flush_get_job_listings_cache' ] );
add_action( 'trash_post', [ __CLASS__, 'flush_get_job_listings_cache' ] );
add_action( 'job_manager_my_job_do_action', [ __CLASS__, 'job_manager_my_job_do_action' ] );
add_action( 'set_object_terms', [ __CLASS__, 'set_term' ], 10, 4 );
add_action( 'edited_term', [ __CLASS__, 'edited_term' ], 10, 3 );
add_action( 'create_term', [ __CLASS__, 'edited_term' ], 10, 3 );
add_action( 'delete_term', [ __CLASS__, 'edited_term' ], 10, 3 );
add_action( 'transition_post_status', [ __CLASS__, 'maybe_clear_count_transients' ], 10, 3 );
}
/**
* Flushes the cache.
*
* @param int|WP_Post $post_id
*/
public static function flush_get_job_listings_cache( $post_id ) {
if ( \WP_Job_Manager_Post_Types::PT_LISTING === get_post_type( $post_id ) ) {
self::get_transient_version( 'get_job_listings', true );
}
}
/**
* Flush the cache on updates to job listing meta.
*
* @param int $meta_id
* @param int $post_id
*/
public static function maybe_flush_get_job_listings_cache_on_meta_update( $meta_id, $post_id ) {
self::flush_get_job_listings_cache( $post_id );
}
/**
* Refreshes the Job Listing cache when performing actions on it.
*
* @param string $action
*/
public static function job_manager_my_job_do_action( $action ) {
if ( 'mark_filled' === $action || 'mark_not_filled' === $action ) {
self::get_transient_version( 'get_job_listings', true );
}
}
/**
* Refreshes the Job Listing cache when terms are updated.
*
* @param string|int $object_id
* @param string $terms
* @param string $tt_ids
* @param string $taxonomy
*/
public static function set_term( $object_id = '', $terms = '', $tt_ids = '', $taxonomy = '' ) {
self::get_transient_version( 'jm_get_' . sanitize_text_field( $taxonomy ), true );
}
/**
* Refreshes the Job Listing cache when terms are updated.
*
* @param string|int $term_id
* @param string|int $tt_id
* @param string $taxonomy
*/
public static function edited_term( $term_id = '', $tt_id = '', $taxonomy = '' ) {
self::get_transient_version( 'jm_get_' . sanitize_text_field( $taxonomy ), true );
}
/**
* Gets transient version.
*
* When using transients with unpredictable names, e.g. those containing an md5
* hash in the name, we need a way to invalidate them all at once.
*
* When using default WP transients we're able to do this with a DB query to
* delete transients manually.
*
* With external cache however, this isn't possible. Instead, this function is used
* to append a unique string (based on time()) to each transient. When transients
* are invalidated, the transient version will increment and data will be regenerated.
*
* @param string $group Name for the group of transients we need to invalidate.
* @param boolean $refresh True to force a new version (Default: false).
* @return string Transient version based on time(), 10 digits.
*/
public static function get_transient_version( $group, $refresh = false ) {
$transient_name = $group . '-transient-version';
$transient_value = get_transient( $transient_name );
if ( false === $transient_value || true === $refresh ) {
self::delete_version_transients( $transient_value );
set_transient( $transient_name, $transient_value = time() );
}
return $transient_value;
}
/**
* When the transient version increases, this is used to remove all past transients to avoid filling the DB.
*
* Note: this only works on transients appended with the transient version, and when object caching is not being used.
*
* @param string $version
*/
private static function delete_version_transients( $version ) {
global $wpdb;
if ( ! wp_using_ext_object_cache() && ! empty( $version ) ) {
// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching -- Only used when object caching is disabled.
$wpdb->query( $wpdb->prepare( "DELETE FROM {$wpdb->options} WHERE option_name LIKE %s;", '\_transient\_%' . $version ) );
}
}
/**
* Clear expired transients.
*
* @deprecated 1.33.4 Handled by WordPress since 4.9.
*/
public static function clear_expired_transients() {
_deprecated_function( __METHOD__, '1.33.4', 'handled by WordPress core since 4.9' );
}
/**
* Maybe remove pending count transients
*
* When a supported post type status is updated, check if any cached count transients
* need to be removed, and remove the
*
* @since 1.27.0
*
* @param string $new_status New post status.
* @param string $old_status Old post status.
* @param WP_Post $post Post object.
*/
public static function maybe_clear_count_transients( $new_status, $old_status, $post ) {
global $wpdb;
/**
* Get supported post types for count caching
*
* @since 1.27.0
*
* @param array $post_types Post types that should be cached.
* @param string $new_status New post status.
* @param string $old_status Old post status.
* @param WP_Post $post Post object.
*/
$post_types = apply_filters( 'wpjm_count_cache_supported_post_types', [ \WP_Job_Manager_Post_Types::PT_LISTING ], $new_status, $old_status, $post );
// Only proceed when statuses do not match, and post type is supported post type.
if ( $new_status === $old_status || ! in_array( $post->post_type, $post_types, true ) ) {
return;
}
/**
* Get supported post statuses for count caching
*
* @since 1.27.0
*
* @param array $post_statuses Post statuses that should be cached.
* @param string $new_status New post status.
* @param string $old_status Old post status.
* @param WP_Post $post Post object.
*/
$valid_statuses = apply_filters( 'wpjm_count_cache_supported_statuses', [ 'pending' ], $new_status, $old_status, $post );
$rlike = [];
// New status transient option name.
if ( in_array( $new_status, $valid_statuses, true ) ) {
$rlike[] = "^_transient_jm_{$new_status}_{$post->post_type}_count_user_";
}
// Old status transient option name.
if ( in_array( $old_status, $valid_statuses, true ) ) {
$rlike[] = "^_transient_jm_{$old_status}_{$post->post_type}_count_user_";
}
if ( empty( $rlike ) ) {
return;
}
// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching -- Fetches dynamic list of cached counts.
$transients = $wpdb->get_col(
$wpdb->prepare(
"SELECT option_name FROM $wpdb->options WHERE option_name RLIKE %s",
implode( '|', $rlike )
)
);
// For each transient...
foreach ( $transients as $transient ) {
// Strip away the WordPress prefix in order to arrive at the transient key.
$key = str_replace( '_transient_', '', $transient );
// Now that we have the key, use WordPress core to the delete the transient.
delete_transient( $key );
}
// Sometimes transients are not in the DB, so we have to do this too:.
wp_cache_flush();
}
/**
* Get Listings Count from Cache
*
* @since 1.27.0
*
* @param string $post_type
* @param string $status
* @param bool $force Force update cache.
*
* @return int
*/
public static function get_listings_count( $post_type = \WP_Job_Manager_Post_Types::PT_LISTING, $status = 'pending', $force = false ) {
// Get user based cache transient.
$user_id = get_current_user_id();
$transient = "jm_{$status}_{$post_type}_count_user_{$user_id}";
// Set listings_count value from cache if exists, otherwise set to 0 as default.
$cached_count = get_transient( $transient );
$status_count = $cached_count ? $cached_count : 0;
// $cached_count will be false if transient does not exist.
if ( false === $cached_count || $force ) {
$count_posts = wp_count_posts( $post_type, 'readable' );
// Default to 0 $status if object does not have a value.
$status_count = isset( $count_posts->$status ) ? $count_posts->$status : 0;
set_transient( $transient, $status_count, DAY_IN_SECONDS * 7 );
}
return $status_count;
}
}
WP_Job_Manager_Cache_Helper::init();