Implement GetInitiateUpload{New,Existing}FileUrl on Drive API v2.

chrome/browser/google_apis/drive_api_url_generator.cc

 // Copyright (c) 2012 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/browser/google_apis/drive_api_url_generator.h"
 
 #include "base/string_number_conversions.h"
 #include "base/stringprintf.h"
 #include "net/base/escape.h"
 #include "net/base/url_util.h"
 
 namespace google_apis {
 
 namespace {
 
 // Hard coded URLs for communication with a google drive server.
 const char kDriveV2AboutUrl[] = "/drive/v2/about";
 const char kDriveV2ApplistUrl[] = "/drive/v2/apps";
 const char kDriveV2ChangelistUrl[] = "/drive/v2/changes";
 const char kDriveV2FilelistUrl[] = "/drive/v2/files";
 const char kDriveV2FileUrlPrefix[] = "/drive/v2/files/";
 const char kDriveV2ChildrenUrlFormat[] = "/drive/v2/files/%s/children";
 const char kDriveV2ChildrenUrlForRemovalFormat[] =
     "/drive/v2/files/%s/children/%s";
 const char kDriveV2FileTrashUrlFormat[] = "/drive/v2/files/%s/trash";
+const char kDriveV2InitiateUploadNewFileUrl[] = "/upload/drive/v2/files";
+const char kDriveV2InitiateUploadExistingFileUrlPrefix[] =
+    "/upload/drive/v2/files/";
+
+GURL AddResumableUploadParam(const GURL& url) {
+  return net::AppendOrReplaceQueryParameter(url, "uploadType", "resumable");
+}
 
 }  // namespace
 
 DriveApiUrlGenerator::DriveApiUrlGenerator(const GURL& base_url)
     : base_url_(base_url) {
   // Do nothing.
 }
 
 DriveApiUrlGenerator::~DriveApiUrlGenerator() {
   // Do nothing.
@@ skipping 53 matching lines @@
 }
 
 GURL DriveApiUrlGenerator::GetChildrenUrlForRemoval(
     const std::string& folder_id, const std::string& child_id) const {
   return base_url_.Resolve(
       base::StringPrintf(kDriveV2ChildrenUrlForRemovalFormat,
                          net::EscapePath(folder_id).c_str(),
                          net::EscapePath(child_id).c_str()));
 }
 
+GURL DriveApiUrlGenerator::GetInitiateUploadNewFileUrl() const {
+  return AddResumableUploadParam(
+      base_url_.Resolve(kDriveV2InitiateUploadNewFileUrl));
+}
+
+GURL DriveApiUrlGenerator::GetInitiateUploadExistingFileUrl(
+    const std::string& resource_id) const {
+  const GURL& url = base_url_.Resolve(
+      kDriveV2InitiateUploadExistingFileUrlPrefix +
+      net::EscapePath(resource_id));
+  return AddResumableUploadParam(url);
+}
+
 }  // namespace google_apis