Initial commit

src/Base64.php

@@ -0,0 +1,44 @@
+<?php
+
+/**
+ * Copyright 2015 delight.im <info@delight.im>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+namespace Delight\Auth;
+
+class Base64 {
+
+	const SPECIAL_CHARS_ORIGINAL = '+/=';
+	const SPECIAL_CHARS_SAFE = '._-';
+
+	public static function encode($data, $safeChars = false) {
+		$result = base64_encode($data);
+
+		if ($safeChars) {
+			$result = strtr($result, self::SPECIAL_CHARS_ORIGINAL, self::SPECIAL_CHARS_SAFE);
+		}
+
+		return $result;
+	}
+
+	public static function decode($data) {
+		$data = strtr($data, self::SPECIAL_CHARS_SAFE, self::SPECIAL_CHARS_ORIGINAL);
+
+		$result = base64_decode($data, true);
+
+		return $result;
+	}
+
+}