| author | ymh <ymh.work@gmail.com> |
| Mon, 14 Oct 2019 18:28:13 +0200 | |
| changeset 9 | 177826044cd9 |
| parent 7 | cf61fcea0001 |
| child 21 | 48c4eec2b7e6 |
| permissions | -rw-r--r-- |
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<?php |
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/** |
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* Feed API: WP_Feed_Cache_Transient class |
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* |
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* @package WordPress |
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* @subpackage Feed |
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* @since 4.7.0 |
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*/ |
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/** |
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* Core class used to implement feed cache transients. |
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* |
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* @since 2.8.0 |
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*/ |
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class WP_Feed_Cache_Transient { |
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/** |
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* Holds the transient name. |
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* |
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* @since 2.8.0 |
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* @var string |
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*/ |
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public $name; |
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/** |
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* Holds the transient mod name. |
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* |
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* @since 2.8.0 |
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* @var string |
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*/ |
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public $mod_name; |
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/** |
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* Holds the cache duration in seconds. |
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* |
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* Defaults to 43200 seconds (12 hours). |
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* |
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* @since 2.8.0 |
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* @var int |
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*/ |
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public $lifetime = 43200; |
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/** |
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* Constructor. |
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* |
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* @since 2.8.0 |
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* @since 3.2.0 Updated to use a PHP5 constructor. |
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* |
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* @param string $location URL location (scheme is used to determine handler). |
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* @param string $filename Unique identifier for cache object. |
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* @param string $extension 'spi' or 'spc'. |
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*/ |
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public function __construct( $location, $filename, $extension ) { |
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$this->name = 'feed_' . $filename; |
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$this->mod_name = 'feed_mod_' . $filename; |
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$lifetime = $this->lifetime; |
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/** |
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* Filters the transient lifetime of the feed cache. |
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* |
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* @since 2.8.0 |
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* |
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* @param int $lifetime Cache duration in seconds. Default is 43200 seconds (12 hours). |
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* @param string $filename Unique identifier for the cache object. |
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*/ |
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$this->lifetime = apply_filters( 'wp_feed_cache_transient_lifetime', $lifetime, $filename ); |
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} |
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/** |
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* Sets the transient. |
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* |
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* @since 2.8.0 |
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* @param SimplePie $data Data to save. |
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* @return true Always true. |
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*/ |
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public function save( $data ) { |
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if ( $data instanceof SimplePie ) { |
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$data = $data->data; |
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} |
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set_transient( $this->name, $data, $this->lifetime ); |
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set_transient( $this->mod_name, time(), $this->lifetime ); |
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return true; |
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} |
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/** |
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* Gets the transient. |
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* @since 2.8.0 |
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* @return mixed Transient value. |
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*/ |
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public function load() { |
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return get_transient( $this->name ); |
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} |
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/** |
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* Gets mod transient. |
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* @since 2.8.0 |
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* @return mixed Transient value. |
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*/ |
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public function mtime() { |
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return get_transient( $this->mod_name ); |
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} |
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/** |
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* Sets mod transient. |
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* |
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* @since 2.8.0 |
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* @return bool False if value was not set and true if value was set. |
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*/ |
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public function touch() { |
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return set_transient( $this->mod_name, time(), $this->lifetime ); |
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} |
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/** |
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* Deletes transients. |
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* @since 2.8.0 |
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* |
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* @return true Always true. |
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*/ |
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public function unlink() { |
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delete_transient( $this->name ); |
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delete_transient( $this->mod_name ); |
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return true; |
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} |
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} |