Current File : /var/www/html/higroup/wp-content/plugins/the-events-calendar/common/src/Tribe/Post_Transient.php
<?php
/**
* A Class to handle Transients for posts, useful for caching complex structures
* It uses the same logic as WordPress Transient, but instead of options it will
* use the Post Meta as the table
*
* @since 4.1
*/
class Tribe__Post_Transient {
/**
* Get (and instantiate, if necessary) the instance of the class
*
* @since 4.1
* @static
* @return self
*
*/
public static function instance() {
return tribe( 'post-transient' );
}
/**
* Fetches the Transient Data
*
* @since 4.1
*
* @param int $post_id The Post ID, can also be a WP_Post
* @param string $transient Post Meta to Fetch
*
* @return mixed Value stored on the Post Transient.
*/
public function get( $post_id, $transient ) {
global $_wp_using_ext_object_cache;
if ( is_numeric( $post_id ) ) {
$post_id = (int) $post_id;
} else {
$post = get_post( $post_id );
$post_id = $post->ID;
}
if ( has_filter( 'tribe_pre_post_meta_transient_' . $transient ) ) {
/**
* Attach an action before getting the new Transient
*
* @since 4.1
*
* @param int $post_id Post ID
* @param string $transient The Post Meta Key
*/
$pre = apply_filters( 'tribe_pre_post_meta_transient_' . $transient, $post_id, $transient );
if ( false !== $pre ) {
return $pre;
}
}
if ( $_wp_using_ext_object_cache ) {
$value = wp_cache_get( "tribe_{$transient}-{$post_id}", "tribe_post_meta_transient-{$post_id}" );
} else {
$meta_timeout = '_transient_timeout_' . $transient;
$meta = '_transient_' . $transient;
$value = get_post_meta( $post_id, $meta, false );
// if there aren't any values, communicate that it did not fetch data from post transient
if ( ! is_array( $value ) || 0 === count( $value ) ) {
return false;
}
// grab the first value, because that's all we care about
$value = current( $value );
if ( $value && ! defined( 'WP_INSTALLING' ) ) {
if ( get_post_meta( $post_id, $meta_timeout, true ) < time() ) {
$this->delete( $post_id, $transient );
return false;
}
}
}
/**
* Attach an action after getting the new Transient
*
* @since 4.1
*
* @param int $post_id Post ID
* @param string $transient The Post Meta Key
*/
return has_filter( 'tribe_post_meta_transient_' . $transient )
? apply_filters( 'tribe_post_meta_transient_' . $transient, $value, $post_id )
: $value;
}
/**
* Delete a post meta transient.
*
* @since 4.1
*
* @param int $post_id The Post ID, can also be a WP_Post.
* @param string $transient Post Meta to Delete.
* @param string $value Only delete if the value Matches.
*
* @return boolean If we were able to delete the transient.
*/
public function delete( $post_id, $transient, $value = null ) {
global $_wp_using_ext_object_cache;
if ( is_numeric( $post_id ) ) {
$post_id = (int) $post_id;
} else {
$post = get_post( $post_id );
$post_id = $post->ID;
}
/**
* Use this to pre attach an action to deleting a Post Transient
*
* @since 4.1
*
* @param int $post_id Post ID
* @param string $transient The Post Meta Key
*/
do_action( 'tribe_delete_post_meta_transient_' . $transient, $post_id, $transient );
if ( $_wp_using_ext_object_cache ) {
$result = wp_cache_delete( "tribe_{$transient}-{$post_id}", "tribe_post_meta_transient-{$post_id}" );
} else {
$meta_timeout = '_transient_timeout_' . $transient;
$meta = '_transient_' . $transient;
$result = delete_post_meta( $post_id, $meta, $value );
if ( $result ) {
delete_post_meta( $post_id, $meta_timeout, $value );
}
}
if ( $result ) {
/**
* Use this to attach an Action to when the Transient is deleted
*
* @since 4.1
*
* @param int $post_id Post ID
* @param string $transient The Post Meta Key
*/
do_action( 'tribe_deleted_post_meta_transient', $transient, $post_id, $transient );
}
return $result;
}
/**
* Sets a new value for the Transient.
*
* @since 4.1
*
* @param int $post_id The Post ID, can also be a WP_Post.
* @param string $transient Post Meta to set.
* @param string $value Only delete if the value Matches.
* @param int $expiration How long this transient will be valid, in seconds.
*
* @return int|false Meta ID on success, false on failure.
*/
public function set( $post_id, $transient, $value, $expiration = 0 ) {
global $_wp_using_ext_object_cache;
if ( is_numeric( $post_id ) ) {
$post_id = (int) $post_id;
} else {
$post = get_post( $post_id );
$post_id = $post->ID;
}
$this->delete( $post_id, $transient );
/**
* Attach an action before setting the new Transient
*
* @since 4.1
*
* @param int $post_id Post ID
* @param string $transient The Post Meta Key
*/
if ( has_filter( 'tribe_pre_set_post_meta_transient_' . $transient ) ) {
$value = apply_filters( 'tribe_pre_set_post_meta_transient_' . $transient, $value, $post_id, $transient );
}
if ( $_wp_using_ext_object_cache ) {
$result = wp_cache_set( "tribe_{$transient}-{$post_id}", $value, "tribe_post_meta_transient-{$post_id}", $expiration );
} else {
$meta_timeout = '_transient_timeout_' . $transient;
$meta = '_transient_' . $transient;
if ( $expiration ) {
add_post_meta( $post_id, $meta_timeout, time() + $expiration, true );
}
$result = add_post_meta( $post_id, $meta, $value, true );
}
if ( $result ) {
/**
* Attach an action after setting the new Transient
*
* @since 4.1
*
* @param int $post_id Post ID
* @param string $transient The Post Meta Key
*/
do_action( 'tribe_set_post_meta_transient_' . $transient, $post_id, $transient );
}
return $result;
}
}
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