| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  * A utility class for Kirki. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * @package     Kirki | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * @category    Core | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * @author      Aristeides Stathopoulos | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * @copyright   Copyright (c) 2017, Aristeides Stathopoulos | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * @license     http://opensource.org/licenses/https://opensource.org/licenses/MIT | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * @since       3.0.9 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  * Utility class. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | class Kirki_Util { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | 	 * Constructor. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | 	 * @since 3.0.9 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  | 	 * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | 	public function __construct() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | 		add_filter( 'http_request_args', array( $this, 'http_request' ), 10, 2 ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | 	 * Determine if Kirki is installed as a plugin. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  | 	 * @static | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  | 	 * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  | 	 * @since 3.0.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | 	 * @return bool | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 36 |  |  | 	 */ | 
            
                                                                        
                            
            
                                    
            
            
                | 37 |  |  | 	public static function is_plugin() { | 
            
                                                                        
                            
            
                                    
            
            
                | 38 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 39 |  |  | 		$is_plugin = false; | 
            
                                                                        
                            
            
                                    
            
            
                | 40 |  |  | 		if ( ! function_exists( 'get_plugins' ) ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 41 |  |  | 			require_once ABSPATH . 'wp-admin/includes/plugin.php'; | 
            
                                                                        
                            
            
                                    
            
            
                | 42 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 43 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 44 |  |  | 		// Get all plugins. | 
            
                                                                        
                            
            
                                    
            
            
                | 45 |  |  | 		$plugins = get_plugins(); | 
            
                                                                        
                            
            
                                    
            
            
                | 46 |  |  | 		$_plugin = ''; | 
            
                                                                        
                            
            
                                    
            
            
                | 47 |  |  | 		foreach ( $plugins as $plugin => $args ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 48 |  |  | 			if ( ! $is_plugin && isset( $args['Name'] ) && ( 'Kirki' === $args['Name'] || 'Kirki Toolkit' === $args['Name'] ) ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 49 |  |  | 				$is_plugin = true; | 
            
                                                                        
                            
            
                                    
            
            
                | 50 |  |  | 				$_plugin   = $plugin; | 
            
                                                                        
                            
            
                                    
            
            
                | 51 |  |  | 			} | 
            
                                                                        
                            
            
                                    
            
            
                | 52 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 53 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 54 |  |  | 		// No need to proceed any further if Kirki wasn't found in the list of plugins. | 
            
                                                                        
                            
            
                                    
            
            
                | 55 |  |  | 		if ( ! $is_plugin ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 56 |  |  | 			return false; | 
            
                                                                        
                            
            
                                    
            
            
                | 57 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 58 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 59 |  |  | 		// Make sure the is_plugins_loaded function is loaded. | 
            
                                                                        
                            
            
                                    
            
            
                | 60 |  |  | 		include_once ABSPATH . 'wp-admin/includes/plugin.php'; | 
            
                                                                        
                            
            
                                    
            
            
                | 61 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 62 |  |  | 		// Extra logic in case the plugin is installed but not activated. | 
            
                                                                        
                            
            
                                    
            
            
                | 63 |  |  | 		if ( $_plugin && ! is_plugin_active( $_plugin ) ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 64 |  |  | 			return false; | 
            
                                                                        
                            
            
                                    
            
            
                | 65 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 66 |  |  | 		return $is_plugin; | 
            
                                                                        
                            
            
                                    
            
            
                | 67 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  | 	 * Build the variables. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  | 	 * @static | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  | 	 * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  | 	 * @since 3.0.9 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  | 	 * @return array Formatted as array( 'variable-name' => value ). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  | 	public static function get_variables() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  | 		$variables = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  | 		// Loop through all fields. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  | 		foreach ( Kirki::$fields as $field ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  | 			// Check if we have variables for this field. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  | 			if ( isset( $field['variables'] ) && $field['variables'] && ! empty( $field['variables'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  | 				// Loop through the array of variables. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  | 				foreach ( $field['variables'] as $field_variable ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  | 					// Is the variable ['name'] defined? If yes, then we can proceed. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  | 					if ( isset( $field_variable['name'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  | 						// Sanitize the variable name. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  | 						$variable_name = esc_attr( $field_variable['name'] ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  | 						// Do we have a callback function defined? If not then set $variable_callback to false. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  | 						$variable_callback = ( isset( $field_variable['callback'] ) && is_callable( $field_variable['callback'] ) ) ? $field_variable['callback'] : false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  | 						// If we have a variable_callback defined then get the value of the option | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  | 						// and run it through the callback function. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  | 						// If no callback is defined (false) then just get the value. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  | 						$variables[ $variable_name ] = Kirki_Values::get_value( $field['settings'] ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  | 						if ( $variable_callback ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  | 							$variables[ $variable_name ] = call_user_func( $field_variable['callback'], Kirki_Values::get_value( $field['settings'] ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  | 						} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  | 					} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  | 				} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  | 		// Pass the variables through a filter ('kirki/variable') and return the array of variables. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  | 		return apply_filters( 'kirki/variable', $variables ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  | 	 * HTTP Request injection. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  | 	 * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  | 	 * @since 3.0.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  | 	 * @param array  $request The request params. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  | 	 * @param string $url     The request URL. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  | 	 * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  | 	public function http_request( $request = array(), $url = '' ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  | 		// Early exit if installed as a plugin or not a request to wordpress.org, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  | 		// or finally if we don't have everything we need. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  | 		if ( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  | 			self::is_plugin() || | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  | 			false === strpos( $url, 'wordpress.org' ) || ( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  | 				! isset( $request['body'] ) || | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  | 				! isset( $request['body']['plugins'] ) || | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  | 				! isset( $request['body']['translations'] ) || | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  | 				! isset( $request['body']['locale'] ) || | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  | 				! isset( $request['body']['all'] ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  | 			) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  | 		) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  | 			return $request; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  | 		$plugins = json_decode( $request['body']['plugins'], true ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  | 		if ( ! isset( $plugins['plugins'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  | 			return $request; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  | 		$exists = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  | 		foreach ( $plugins['plugins'] as $plugin ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  | 			if ( isset( $plugin['Name'] ) && 'Kirki Toolkit' === $plugin['Name'] ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  | 				$exists = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  | 		// Inject data. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  | 		if ( ! $exists && defined( 'KIRKI_PLUGIN_FILE' ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  | 			$plugins['plugins']['kirki/kirki.php'] = get_plugin_data( KIRKI_PLUGIN_FILE ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  | 		$request['body']['plugins'] = wp_json_encode( $plugins ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  | 		return $request; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  | 	} | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 158 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 159 |  |  |  |