initial commit

hamrokhaanpaan/wp-content/__plugins/top-10/includes/admin/cache.php

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+<?php
+/**
+ * Top 10 Cache interface.
+ *
+ * @package   Top_Ten
+ */
+
+/**
+ * Function to clear the Top 10 Cache with Ajax.
+ *
+ * @since   2.2.0
+ */
+function tptn_ajax_clearcache() {
+
+	$count = tptn_cache_delete();
+
+	exit(
+		wp_json_encode(
+			array(
+				'success' => 1,
+				/* translators: 1: Number of entries. */
+				'message' => sprintf( _n( '%s entry cleared', '%s entries cleared', $count, 'text-domain' ), number_format_i18n( $count ) ),
+			)
+		)
+	);
+}
+add_action( 'wp_ajax_tptn_clear_cache', 'tptn_ajax_clearcache' );
+
+
+/**
+ * Get the default meta keys used for the cache
+ *
+ * @return  array   Transient meta keys
+ */
+function tptn_cache_get_keys() {
+
+	$meta_keys = array(
+		'tptn_total',
+		'tptn_daily',
+		'tptn_total_shortcode',
+		'tptn_daily_shortcode',
+		'tptn_total_widget',
+		'tptn_daily_widget',
+		'tptn_total_manual',
+		'tptn_daily_manual',
+	);
+
+	$meta_keys = array_merge( $meta_keys, tptn_cache_get_widget_keys() );
+
+	/**
+	 * Filters the array containing the various cache keys.
+	 *
+	 * @since   1.9
+	 *
+	 * @param   array   $default_meta_keys  Array of meta keys
+	 */
+	return apply_filters( 'tptn_cache_keys', $meta_keys );
+}
+
+
+/**
+ * Delete the Top 10 cache.
+ *
+ * @since 2.3.0
+ *
+ * @param array $transients Array of transients to delete.
+ * @return int Number of transients deleted.
+ */
+function tptn_cache_delete( $transients = array() ) {
+	$loop = 0;
+
+	$default_transients = tptn_cache_get_keys();
+
+	if ( ! empty( $transients ) ) {
+		$transients = array_intersect( $default_transients, (array) $transients );
+	} else {
+		$transients = $default_transients;
+	}
+
+	foreach ( $transients as $transient ) {
+		$del = delete_transient( $transient );
+		if ( $del ) {
+			$loop++;
+		}
+	}
+	return $loop;
+}
+
+
+/**
+ * Get the transient names for the Top 10 widgets.
+ *
+ * @since 2.3.0
+ *
+ * @return array Top 10 Cache widget keys.
+ */
+function tptn_cache_get_widget_keys() {
+	global $wpdb;
+
+	$keys = array();
+
+	$sql = "
+		SELECT option_name
+		FROM {$wpdb->options}
+		WHERE `option_name` LIKE '_transient_tptn_%'
+	";
+
+	$results = $wpdb->get_results( $sql ); // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.PreparedSQL.NotPrepared
+
+	if ( is_array( $results ) ) {
+		foreach ( $results as $result ) {
+			$keys[] = str_replace( '_transient_', '', $result->option_name );
+		}
+	}
+
+	return apply_filters( 'tptn_cache_get_widget_keys', $keys );
+}
+