update

wp-content/plugins/youtube-feed-pro/inc/SBY_Cache.php

@@ -0,0 +1,251 @@
+<?php
+/**
+ * YouTube Feeds Cache
+ *
+ * For the new feed builder
+ *
+ * @since 2.0
+ */
+
+namespace SmashBalloon\YouTubeFeed;
+
+ class SBY_Cache {
+
+	/**
+	 * @var int
+	 */
+	private $feed_id;
+
+	/**
+	 * @var int
+	 */
+	private $page;
+
+	/**
+	 * @var string
+	 */
+	private $suffix;
+
+	/**
+	 * @var bool
+	 */
+	private $is_legacy;
+
+	/**
+	 * @var int
+	 */
+	private $cache_time;
+
+	/**
+	 * @var array
+	 */
+	private $posts;
+
+	/**
+	 * @var array
+	 */
+	private $posts_page;
+
+	/**
+	 * @var bool
+	 */
+	private $is_expired;
+
+	/**
+	 * @var array
+	 */
+	private $header;
+
+	/**
+	 * @var array
+	 */
+	private $resized_images;
+
+	/**
+	 * @var array
+	 */
+	private $meta;
+
+	/**
+	 * @var array
+	 */
+	private $posts_backup;
+
+	/**
+	 * @var array
+	 */
+	private $header_backup;
+
+	/**
+	 * @var object|SB_Instagram_Data_Encryption
+	 */
+	protected $encryption;
+
+	/**
+	 * SBY_Cache constructor. Set the feed id, cache key, legacy
+	 *
+	 * @param string $feed_id
+	 * @param int $page
+	 * @param int $cache_time
+	 *
+	 * @since 2.0
+	 */
+	public function __construct( $feed_id, $page = 1, $cache_time = 0 ) {
+		$this->cache_time = (int) $cache_time;
+		$this->is_legacy  = strpos( $feed_id, '*' ) !== 0;
+		$this->page       = $page;
+
+		if ( $this->page === 1 ) {
+			$this->suffix = '';
+		} else {
+			$this->suffix = '_' . $this->page;
+		}
+
+		$this->feed_id = str_replace( '*', '', $feed_id );
+
+		if ( is_admin() ) {
+			$this->feed_id .= $this->maybe_customizer_suffix();
+		}
+	}
+
+
+	/**
+	 * Add suffix to cache keys used in the customizer
+	 *
+	 * @return string
+	 *
+	 * @since 2.0
+	 */
+	private function maybe_customizer_suffix() {
+		$additional_suffix = '';
+		$in_customizer     = ! empty( $_POST['previewSettings'] ) || ( isset( $_GET['page'] ) && $_GET['page'] === 'sby-feed-builder' );
+		if ( $in_customizer ) {
+			$additional_suffix .= '_CUSTOMIZER';
+
+			if ( ! empty( $_POST['moderationShoppableMode'] ) ) {
+				$additional_suffix .= '_MODMODE';
+				$offset             = ! empty( $_POST['moderationShoppableModeOffset'] ) ? intval( $_POST['moderationShoppableModeOffset'] ) : '';
+				$additional_suffix .= $offset;
+			}
+		}
+
+		return $additional_suffix;
+	}
+
+	/**
+	 * Resets caches after they expire
+	 *
+	 * @param string $type
+	 *
+	 * @return bool|false|int
+	 *
+	 * @since 2.0
+	 */
+	public function clear( $type ) {
+		$this->clear_wp_cache();
+
+		global $wpdb;
+		$cache_table_name = $wpdb->prefix . 'sby_feed_caches';
+
+		$feed_id = str_replace( array( '_CUSTOMIZER', '_CUSTOMIZER_MODMODE' ), '', $this->feed_id );
+
+		if ( $type === 'all' ) {
+			$affected = $wpdb->query(
+				$wpdb->prepare(
+					"UPDATE $cache_table_name
+				SET cache_value = ''
+				WHERE feed_id = %s
+				AND cache_key NOT IN ( 'posts', 'posts_backup', 'header_backup' );",
+					$feed_id
+				)
+			);
+
+			$affected = $wpdb->query(
+				$wpdb->prepare(
+					"UPDATE $cache_table_name
+				SET cache_value = ''
+				WHERE feed_id = %s",
+					$feed_id . '_CUSTOMIZER'
+				)
+			);
+
+			$mod_mode_where = esc_sql( $feed_id ) . '_CUSTOMIZER_MODMODE%';
+			$affected       = $wpdb->query(
+				$wpdb->prepare(
+					"UPDATE $cache_table_name
+				SET cache_value = ''
+				WHERE feed_id like %s",
+					$mod_mode_where
+				)
+			);
+		} else {
+
+			$data   = array( 'cache_value' => '' );
+			$format = array( '%s' );
+
+			$where['feed_id'] = $feed_id;
+			$where_format[]   = '%s';
+
+			$where['cache_key'] = $type . $this->suffix;
+			$where_format[]     = '%s';
+
+			$affected = $wpdb->update( $cache_table_name, $data, $where, $format, $where_format );
+
+			$where['feed_id'] = $feed_id . '_CUSTOMIZER';
+
+			$affected = $wpdb->update( $cache_table_name, $data, $where, $format, $where_format );
+
+			$where['feed_id'] = $feed_id . '_CUSTOMIZER_MODMODE';
+
+			$affected = $wpdb->update( $cache_table_name, $data, $where, $format, $where_format );
+		}
+
+		return $affected;
+	}
+
+	 /**
+	  * Get active/all cache count.
+	  *
+	  * @param bool $active when set to true only items updated in the last months are returned.
+	  *
+	  * @return int
+	  */
+	 public function get_cache_count($active = false) {
+		 global $wpdb;
+		 $cache_table_name = $wpdb->prefix . 'sby_feed_caches';
+		 $query = "SELECT COUNT(DISTINCT feed_id, cache_key) as cache_count FROM $cache_table_name WHERE feed_id Not Like '%_CUSTOMIZER%'";
+
+		 if($active === true) {
+			 $query .= " AND feed_id Not Like '%_MODMODE%' AND last_updated >= DATE_SUB(NOW(), INTERVAL 1 MONTH)";
+		 }
+
+		 $sql = $wpdb->prepare($query);
+		 $caches = $wpdb->get_results( $sql );
+
+		 if(!empty($caches)) {
+			 return $caches[0]->cache_count;
+		 }
+
+		 return 0;
+	 }
+
+    /**
+	 * Delete the wp_cache
+	 *
+	 * @since 2.0
+	 */
+	private function clear_wp_cache() {
+		wp_cache_delete( $this->get_wp_cache_key() );
+	}
+
+	/**
+	 * Key used to get the wp cache key
+	 *
+	 * @return string
+	 *
+	 * @since 2.0
+	 */
+	private function get_wp_cache_key() {
+		return 'sby_feed_' . $this->feed_id . '_' . $this->page;
+	}
+ }