added google xoauth2 support + fixed a journaling issue

webui/google-api/service/apiUtils.php

@@ -0,0 +1,117 @@
+<?php
+/*
+ * Copyright 2011 Google Inc.
+ *
+ * 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.
+ */
+
+/**
+ * Collection of static utility methods used for convenience across
+ * the client library.
+ *
+ * @author Chirag Shah <chirags@google.com>
+ */
+class apiUtils {
+  public static function urlSafeB64Encode($data) {
+    $b64 = base64_encode($data);
+    $b64 = str_replace(array('+', '/', '\r', '\n', '='),
+                       array('-', '_'),
+                       $b64);
+    return $b64;
+  }
+
+  public static function urlSafeB64Decode($b64) {
+    $b64 = str_replace(array('-', '_'),
+                       array('+', '/'),
+                       $b64);
+    return base64_decode($b64);
+  }
+
+  /**
+   * Misc function used to count the number of bytes in a post body, in the world of multi-byte chars
+   * and the unpredictability of strlen/mb_strlen/sizeof, this is the only way to do that in a sane
+   * manner at the moment.
+   *
+   * This algorithm was originally developed for the
+   * Solar Framework by Paul M. Jones
+   *
+   * @link   http://solarphp.com/
+   * @link   http://svn.solarphp.com/core/trunk/Solar/Json.php
+   * @link   http://framework.zend.com/svn/framework/standard/trunk/library/Zend/Json/Decoder.php
+   * @param  string $str
+   * @return int The number of bytes in a string.
+   */
+  static public function getStrLen($str) {
+    $strlenVar = strlen($str);
+    $d = $ret = 0;
+    for ($count = 0; $count < $strlenVar; ++ $count) {
+      $ordinalValue = ord($str{$ret});
+      switch (true) {
+        case (($ordinalValue >= 0x20) && ($ordinalValue <= 0x7F)):
+          // characters U-00000000 - U-0000007F (same as ASCII)
+          $ret ++;
+          break;
+
+        case (($ordinalValue & 0xE0) == 0xC0):
+          // characters U-00000080 - U-000007FF, mask 110XXXXX
+          // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8
+          $ret += 2;
+          break;
+
+        case (($ordinalValue & 0xF0) == 0xE0):
+          // characters U-00000800 - U-0000FFFF, mask 1110XXXX
+          // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8
+          $ret += 3;
+          break;
+
+        case (($ordinalValue & 0xF8) == 0xF0):
+          // characters U-00010000 - U-001FFFFF, mask 11110XXX
+          // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8
+          $ret += 4;
+          break;
+
+        case (($ordinalValue & 0xFC) == 0xF8):
+          // characters U-00200000 - U-03FFFFFF, mask 111110XX
+          // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8
+          $ret += 5;
+          break;
+
+        case (($ordinalValue & 0xFE) == 0xFC):
+          // characters U-04000000 - U-7FFFFFFF, mask 1111110X
+          // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8
+          $ret += 6;
+          break;
+        default:
+          $ret ++;
+      }
+    }
+    return $ret;
+  }
+
+  /**
+   * Normalize all keys in an array to lower-case.
+   * @param array $arr
+   * @return array Normalized array.
+   */
+  public static function normalize($arr) {
+    if (!is_array($arr)) {
+      return array();
+    }
+
+    $normalized = array();
+    foreach ($arr as $key => $val) {
+      $normalized[strtolower($key)] = $val;
+    }
+    return $normalized;
+  }
+}