first commit

wp-content/plugins/unyson/framework/helpers/class-fw-session.php

@@ -0,0 +1,38 @@
+<?php if ( ! defined( 'FW' ) ) {
+	die( 'Forbidden' );
+}
+
+/**
+ * Work with $_SESSION
+ *
+ * Advantages: Do not session_start() on every refresh, but only when it is accessed
+ */
+class FW_Session {
+	private static function start_session() {
+		if ( apply_filters( 'fw_use_sessions', true ) && ! session_id() ) {
+			session_start();
+		}
+	}
+
+	public static function get( $key, $default_value = null ) {
+		if ( ! apply_filters( 'fw_use_sessions', true ) ) {
+			return array();
+		}
+
+		self::start_session();
+
+		return fw_akg( $key, $_SESSION, $default_value );
+	}
+
+	public static function set( $key, $value ) {
+		self::start_session();
+
+		fw_aks( $key, $value, $_SESSION );
+	}
+
+	public static function del( $key ) {
+		self::start_session();
+
+		fw_aku( $key, $_SESSION );
+	}
+}