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Current File : /var/www/html/itworks/wp-content/plugins/sitepress-multilingual-cms/inc/cache.php

<?php

if ( ! defined( 'ICL_DISABLE_CACHE' ) ) {
	define( 'ICL_DISABLE_CACHE', false );
}

class icl_cache{
   
    private $data;
    
    function __construct($name = "", $cache_to_option = false){
        $this->data = array();
        $this->name = $name;
        $this->cache_to_option = $cache_to_option;
		$this->cache_needs_saving = false;
        
        if ($cache_to_option) {
            $this->data = icl_cache_get($name.'_cache_class');
            if ($this->data == false){
                $this->data = array();
            }
			
			add_action( 'shutdown', array( $this, 'save_cache_if_required' ) );
        }
    }
	
	function save_cache_if_required( ) {
		if( $this->cache_needs_saving ) {
	        icl_cache_set($this->name.'_cache_class', $this->data);
			$this->cache_needs_saving = false;
		}
	}
    
    function get($key) {
        if(ICL_DISABLE_CACHE){
            return null;
        }
        return isset($this->data[$key]) ? $this->data[$key] : false;
    }
    
    function has_key($key){
        if(ICL_DISABLE_CACHE){
            return false;
        }
        return array_key_exists($key, (array)$this->data);
    }
    
    function set($key, $value) {
        if(ICL_DISABLE_CACHE){
            return;
        }
        if ($this->cache_to_option) {
			$old_value = null;
			if ( isset ( $this->data[$key] ) ) {
				$old_value = $this->data[$key];
			}
			if ( $old_value !== $value ) {
				$this->data[$key] = $value;
				$this->cache_needs_saving = true;
			}
        } else {
			$this->data[$key] = $value;
		}
    }
    
    function clear() {
        $this->data = array();
        if ($this->cache_to_option) {
            icl_cache_clear($this->name.'_cache_class');
        }
    }
}

if ( ! function_exists( 'icl_disable_cache' ) ) {
	function icl_disable_cache() {
		return defined( 'ICL_DISABLE_CACHE' ) && ICL_DISABLE_CACHE;
	}
}

if ( ! function_exists( 'icl_cache_get' ) ) {
	function icl_cache_get( $key ) {
		$result = false;
		if ( ! icl_disable_cache() ) {
			$icl_cache = get_option( '_icl_cache' );

			$result = isset( $icl_cache[ $key ] ) ? $icl_cache[ $key ] : false;
		}

		return $result;
	}
}

if ( ! function_exists( 'icl_cache_set' ) ) {
	function icl_cache_set( $key, $value = null ) {

		global $switched;
		if ( empty( $switched ) && ! icl_disable_cache() ) {
			$icl_cache = get_option( '_icl_cache' );
			if ( false === $icl_cache ) {
				delete_option( '_icl_cache' );
			}

			if ( ! isset( $icl_cache[ $key ] ) || $icl_cache[ $key ] != $value ) {
				if ( ! is_null( $value ) ) {
					$icl_cache[ $key ] = $value;
				} elseif ( isset( $icl_cache[ $key ] ) ) {
					unset( $icl_cache[ $key ] );
				}

				update_option( '_icl_cache', $icl_cache );
			}
		}
	}
}

if ( ! function_exists( 'icl_cache_clear' ) ) {
	function icl_cache_clear( $key = false, $key_as_prefix = false ) {
		if ( ! icl_disable_cache() ) {
			/**
			 * @var WPML_Term_Translation $wpml_term_translations
			 * @var WPML_Post_Translation $wpml_post_translations
			 */
			global $wpml_term_translations, $wpml_post_translations;

			$wpml_term_translations->reload();
			$wpml_post_translations->reload();

			if ( $key === false ) {
				delete_option( '_icl_cache' );
			} else {
				/** @var array $icl_cache */
				$icl_cache = get_option( '_icl_cache' );

				if ( is_array( $icl_cache ) ) {
					if ( isset( $icl_cache[ $key ] ) ) {
						unset( $icl_cache[ $key ] );
					}

					if ( $key_as_prefix ) {
						$cache_keys = array_keys( $icl_cache );
						foreach ( $cache_keys as $cache_key ) {
							if ( strpos( $cache_key, $key ) === 0 ) {
								unset( $icl_cache[ $key ] );
							}
						}
					}

					// special cache of 'per language' - clear different statuses
					if ( false !== strpos( $key, '_per_language' ) ) {
						foreach ( $icl_cache as $k => $v ) {
							if ( false !== strpos( $k, $key . '#' ) ) {
								unset( $icl_cache[ $k ] );
							}
						}
					}
					update_option( '_icl_cache', $icl_cache );
				}
			}
		}
		do_action( 'wpml_cache_clear' );
	}
}

function w3tc_translate_cache_key_filter( $key ) {
	global $sitepress;

	return $sitepress->get_current_language() . $key;
}

Zerion Mini Shell 1.0