Chrome proxy refactoring.

chrome/service/cloud_print/cloud_print_helpers.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/service/cloud_print/cloud_print_helpers.h"
 
 #include "base/json/json_reader.h"
 #include "base/md5.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/rand_util.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/task.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/service/cloud_print/cloud_print_consts.h"
+#include "chrome/service/cloud_print/cloud_print_token_store.h"
 #include "chrome/service/service_process.h"
 #include "content/common/net/url_fetcher.h"
 
 std::string StringFromJobStatus(cloud_print::PrintJobStatus status) {
   std::string ret;
   switch (status) {
     case cloud_print::PRINT_JOB_STATUS_IN_PROGRESS:
       ret = "in_progress";
       break;
     case cloud_print::PRINT_JOB_STATUS_ERROR:
@@ skipping 233 matching lines @@
 }
 
 bool CloudPrintHelpers::IsDryRunJob(const std::vector<std::string>& tags) {
   std::vector<std::string>::const_iterator it;
   for (it = tags.begin(); it != tags.end(); ++it) {
     if (*it == kTagDryRunFlag)
       return true;
   }
   return false;
 }
+
+std::string CloudPrintHelpers::GetCloudPrintAuthHeader() {
+  std::string header;
+  CloudPrintTokenStore* token_store = CloudPrintTokenStore::current();
+  if (!token_store || token_store->token().empty()) {
+    // Using LOG here for critical errors. GCP connector may run in the headless
+    // mode and error indication might be useful for user in that case.
+    LOG(ERROR) << "CP_PROXY: Missing OAuth token for request";
+  }
+
+  if (token_store) {
+    header = "Authorization: OAuth ";
+    header += token_store->token();
+  }
+  return header;
+}
+