157 lines
3.0 KiB
PHP
157 lines
3.0 KiB
PHP
<?php
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/**
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* Base class for caching method. All caching methods must be extends from this class.
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* All methods are required for child classes
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*/
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// If this file is called directly, abort.
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if ( ! defined( 'WPINC' ) ) {
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die;
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}
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if ( ! class_exists( 'Jet_Data_Importer_File_Cache' ) ) {
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/**
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* Define Jet_Data_Importer_File_Cache class
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*/
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class Jet_Data_Importer_File_Cache extends Jet_Data_Importer_Cache_Handler {
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private $_object_cache = null;
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private $_updated = false;
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/**
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* Store passed value in cache with passed key.
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*
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* @param string $key Caching key.
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* @param mixed $value Value to save.
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* @param string $group Caching group.
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* @return bool
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*/
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public function update( $key = null, $value = null, $group = 'global' ) {
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$this->setup_cache_group( $group );
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$this->_object_cache[ $group ][ $key ] = $value;
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$this->_updated = true;
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}
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/**
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* Returns all stored cache
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*
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* @return array
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*/
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public function get_all() {
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if ( ! $this->_object_cache ) {
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return array();
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} else {
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$this->_object_cache;
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}
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}
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/**
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* Returns whole stored group
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*
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* @return array
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*/
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public function get_group( $group = 'global' ) {
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$this->setup_cache_group( $group );
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if ( ! isset( $this->_object_cache[ $group ] ) ) {
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return array();
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}
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return $this->_object_cache[ $group ];
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}
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/**
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* Returns current value by key
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*
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* @return array
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*/
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public function get( $key = null, $group = 'global' ) {
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$this->setup_cache_group( $group );
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if ( ! isset( $this->_object_cache[ $group ] ) ) {
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return false;
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}
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if ( ! isset( $this->_object_cache[ $group ][ $key ] ) ) {
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return false;
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}
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return $this->_object_cache[ $group ][ $key ];
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}
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/**
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* Create base caching group if not exist.
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*/
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public function setup_cache() {
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if ( null === $this->_object_cache ) {
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$current = jdi_files_manager()->get_json( 'cache.json' );
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if ( ! $current ) {
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$this->_object_cache = array();
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} else {
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$this->_object_cache = $current;
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}
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}
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}
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/**
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* Create new group in base caching group if not exists
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*/
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public function setup_cache_group( $group = 'global' ) {
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$this->setup_cache();
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if ( ! isset( $this->_object_cache[ $group ] ) ) {
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$this->_object_cache[ $group ] = array();
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}
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}
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/**
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* Returns whole stored group
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*
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* @return void
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*/
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public function clear_cache( $group = null ) {
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if ( isset( $this->_object_cache['mapping'] ) ) {
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update_option( 'cache', $this->_object_cache['mapping'] );
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}
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if ( null !== $group ) {
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$this->_object_cache[ $group ] = array();
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jdi_files_manager()->write_cache();
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} else {
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$this->_object_cache = array();
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jdi_files_manager()->delete( 'cache.json' );
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}
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}
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/**
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* Write static cache
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*
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* @return [type] [description]
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*/
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public function write_cache() {
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if ( true === $this->_updated ) {
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jdi_files_manager()->put_json( 'cache.json', $this->_object_cache );
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}
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}
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}
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}
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