khaihihi

wp-content/plugins/wordpress-seo/admin/class-meta-storage.php

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+<?php
+/**
+ * WPSEO plugin file.
+ *
+ * @package WPSEO\Admin\Links
+ */
+
+/**
+ * Represents the link count storage.
+ */
+class WPSEO_Meta_Storage implements WPSEO_Installable {
+
+	/**
+	 * Table name for the meta storage.
+	 *
+	 * @var string
+	 */
+	const TABLE_NAME = 'yoast_seo_meta';
+
+	/**
+	 * Holds the database's proxy.
+	 *
+	 * @var WPSEO_Database_Proxy
+	 */
+	protected $database_proxy;
+
+	/**
+	 * Holds the prefix of the table.
+	 *
+	 * @deprecated 7.4
+	 *
+	 * @var null|string
+	 */
+	protected $table_prefix;
+
+	/**
+	 * Initializes the database table.
+	 *
+	 * @param string $table_prefix Optional. Deprecated argument.
+	 */
+	public function __construct( $table_prefix = null ) {
+		if ( $table_prefix !== null ) {
+			_deprecated_argument( __METHOD__, 'WPSEO 7.4' );
+		}
+
+		$this->database_proxy = new WPSEO_Database_Proxy( $GLOBALS['wpdb'], self::TABLE_NAME, true );
+	}
+
+	/**
+	 * Returns the table name to use.
+	 *
+	 * @return string The table name.
+	 */
+	public function get_table_name() {
+		return $this->database_proxy->get_table_name();
+	}
+
+	/**
+	 * Creates the database table.
+	 *
+	 * @return boolean True if the table was created, false if something went wrong.
+	 */
+	public function install() {
+		return $this->database_proxy->create_table(
+			[
+				'object_id bigint(20) UNSIGNED NOT NULL',
+				'internal_link_count int(10) UNSIGNED NULL DEFAULT NULL',
+				'incoming_link_count int(10) UNSIGNED NULL DEFAULT NULL',
+			],
+			[
+				'UNIQUE KEY object_id (object_id)',
+			]
+		);
+	}
+
+	/**
+	 * Saves the link count to the database.
+	 *
+	 * @param int   $meta_id   The id to save the link count for.
+	 * @param array $meta_data The total amount of links.
+	 */
+	public function save_meta_data( $meta_id, array $meta_data ) {
+		$where = [ 'object_id' => $meta_id ];
+
+		$saved = $this->database_proxy->upsert(
+			array_merge( $where, $meta_data ),
+			$where
+		);
+
+		if ( $saved === false ) {
+			WPSEO_Meta_Table_Accessible::set_inaccessible();
+		}
+	}
+
+	/**
+	 * Updates the incoming link count.
+	 *
+	 * @param array              $post_ids The posts to update the incoming link count for.
+	 * @param WPSEO_Link_Storage $storage  The link storage object.
+	 */
+	public function update_incoming_link_count( array $post_ids, WPSEO_Link_Storage $storage ) {
+		global $wpdb;
+
+		$query = $wpdb->prepare(
+			'
+			SELECT COUNT( id ) AS incoming, target_post_id AS post_id
+			FROM ' . $storage->get_table_name() . '
+			WHERE target_post_id IN(' . implode( ',', array_fill( 0, count( $post_ids ), '%d' ) ) . ')
+			GROUP BY target_post_id',
+			$post_ids
+		);
+
+		$results = $wpdb->get_results( $query );
+
+		$post_ids_non_zero = [];
+		foreach ( $results as $result ) {
+			$this->save_meta_data( $result->post_id, [ 'incoming_link_count' => $result->incoming ] );
+			$post_ids_non_zero[] = $result->post_id;
+		}
+
+		$post_ids_zero = array_diff( $post_ids, $post_ids_non_zero );
+		foreach ( $post_ids_zero as $post_id ) {
+			$this->save_meta_data( $post_id, [ 'incoming_link_count' => 0 ] );
+		}
+	}
+}