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PATH: home / letacommog / www / wp-content / plugins / popup-maker / classes

<?php

/*******************************************************************************
 * Copyright (c) 2018, WP Popup Maker
 ******************************************************************************/

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Initializes a temporary data storage engine used by core in various capacities.
 *
 * @since 1.7.0
 */
class PUM_DataStorage {

/**
	 * Retrieves stored data by key.
	 *
	 * Given a key, get the information from the database directly.
	 *
	 * @param string $key The stored option key.
	 * @param null|mixed $default Optional. A default value to retrieve should `$value` be empty.
	 *                            Default null.
	 *
	 * @return mixed|false The stored data, value of `$default` if not null, otherwise false.
	 */
	public static function get( $key, $default = null ) {
		global $wpdb;
		$value = $wpdb->get_var( $wpdb->prepare( "SELECT option_value FROM $wpdb->options WHERE option_name = '%s'", $key ) );

if ( empty( $value ) && ! is_null( $default ) ) {
			$value = $default;
		}

return empty( $value ) ? false : maybe_unserialize( $value );
	}

/**
	 * Write some data based on key and value.
	 *
	 * @param string $key The option_name.
	 * @param mixed $value The value to store.
	 */
	public static function write( $key, $value ) {
		global $wpdb;

$value = maybe_serialize( $value );

$data = array(
			'option_name'  => $key,
			'option_value' => $value,
			'autoload'     => 'no',
		);

$formats = self::get_data_formats( $value );

$wpdb->replace( $wpdb->options, $data, $formats );
	}

/**
	 * Derives the formats array based on the type of $value.
	 *
	 * @param mixed $value Value to store.
	 *
	 * @return array Formats array. First and last values will always be string ('%s').
	 */
	public static function get_data_formats( $value ) {

switch ( gettype( $value ) ) {
			case 'integer':
				$formats = array( '%s', '%d', '%s' );
				break;

case 'double':
				$formats = array( '%s', '%f', '%s' );
				break;

default:
			case 'string':
				$formats = array( '%s', '%s', '%s' );
				break;
		}

return $formats;
	}

/**
	 * Deletes a piece of stored data by key.
	 *
	 * @param string $key The stored option name to delete.
	 *
	 * @return int|false The number of rows deleted, or false on error.
	 */
	public static function delete( $key ) {
		global $wpdb;

return $wpdb->delete( $wpdb->options, array( 'option_name' => $key ) );
	}

/**
	 * Deletes all options matching a given RegEx pattern.
	 *
	 * @param string $pattern Pattern to match against option keys.
	 *
	 * @return int|false The number of rows deleted, or false on error.
	 */
	public static function delete_by_match( $pattern ) {
		global $wpdb;

// Double check to make sure the batch_id got included before proceeding.
		if ( "^[0-9a-z\\_]+" !== $pattern && ! empty( $pattern ) ) {
			$query = "DELETE FROM $wpdb->options WHERE option_name REGEXP %s";

$result = $wpdb->query( $wpdb->prepare( $query, $pattern ) );
		} else {
			$result = false;
		}

return $result;
	}

}

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