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98 lines
2.2 KiB
PHP
98 lines
2.2 KiB
PHP
<?php
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/**
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* Module Features feature class.
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*
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* @package Divi
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* @subpackage Builder
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* @since 4.10.0
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*/
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/**
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* Handles Builder Module Features.
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*
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* @since 4.10.0
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*/
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class ET_Builder_Module_Features extends ET_Builder_Post_Feature_Base {
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const CACHE_META_KEY = '_et_builder_module_features_cache';
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/**
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* Cache group.
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*
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* @access protected
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* @var array
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*/
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protected $_cache_group = [];
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/**
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* Construct instance.
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*/
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public function __construct() {
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parent::__construct();
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// Get shortcode tag / attributes.
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add_filter( 'pre_do_shortcode_tag', [ $this, 'set_cache_group' ], 99, 3 );
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add_filter( 'do_shortcode_tag', [ $this, 'restore_previous_cache_group' ] );
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}
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/**
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* Creates a key from a shortcode tag and its attributes.
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*
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* @since 4.10.0
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* @access public
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* @param string $tag Shortcode tag.
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* @param string $attrs Shortcode attributes.
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*
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* @return string
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*/
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public static function get_key( $tag, $attrs ) {
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$key = $tag . '_' . md5( wp_json_encode( $attrs ) );
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return $key;
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}
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/**
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* Set cache group.
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*
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* @since 4.10.0
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* @access public
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* @param mixed $override Whether to override do_shortcode return value or not.
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* @param string $tag Shortcode tag.
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* @param string $attrs Shortcode attributes.
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* @return mixed
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*/
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public function set_cache_group( $override, $tag, $attrs ) {
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$this->_cache_group[] = self::get_key( $tag, $attrs );
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return $override;
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}
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/**
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* Restore previous cache group when current shortcode execution ends.
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*
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* @since 4.10.0
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* @access public
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* @param mixed $output Shortcode content.
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* @return mixed
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*/
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public function restore_previous_cache_group( $output ) {
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// Get rid of current shortcode cache group.
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array_pop( $this->_cache_group );
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return $output;
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}
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/**
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* Check for cached value.
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*
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* First check cache if present, if not, determine
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* from calling the callback.
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*
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* @param string $key Name of item.
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* @param function $cb Callback function to perform logic.
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* @param string $group Cache group.
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*
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* @return bool/mixed Result.
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*/
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public function get( $key, $cb, $group = 'default' ) {
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return parent::get( $key, $cb, end( $this->_cache_group ) );
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}
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}
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