Move parsing code from gdata_wapi_service to gdata_wapi_operations.

chrome/browser/google_apis/gdata_wapi_operations.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/gdata_wapi_operations.h"
 
 #include "base/stringprintf.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/google_apis/gdata_wapi_parser.h"
@@ skipping 54 matching lines @@
 
     // Note: |value| may be NULL, in particular if the callback is for a
     // failure.
     if (!entry.get())
       LOG(WARNING) << "Invalid entry received on upload.";
   }
 
   return entry.Pass();
 }
 
+// Extracts the open link url from the JSON Feed. Used by AuthorizeApp().
+void ParseOpenLinkAndRun(const std::string& app_id,
+                         const AuthorizeAppCallback& callback,
+                         GDataErrorCode error,
+                         scoped_ptr<base::Value> value) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK(!callback.is_null());
+
+  if (!value) {
+    callback.Run(error, GURL());
+    return;
+  }
+
+  // Parsing ResourceEntry is cheap enough to do on UI thread.
+  scoped_ptr<ResourceEntry> resource_entry = ParseResourceEntry(value.Pass());
+  if (!resource_entry) {
+    callback.Run(GDATA_PARSE_ERROR, GURL());
+    return;
+  }
+
+  // Look for the link to open the file with the app with |app_id|.
+  const ScopedVector<Link>& resource_links = resource_entry->links();
+  GURL open_link;
+  for (size_t i = 0; i < resource_links.size(); ++i) {
+    const Link& link = *resource_links[i];
+    if (link.type() == google_apis::Link::LINK_OPEN_WITH &&
+        link.app_id() == app_id) {
+      open_link = link.href();
+      break;
+    }
+  }
+
+  callback.Run(error, open_link);
+}
+
 }  // namespace
 
 
 //============================ GetResourceListOperation ========================
 
 GetResourceListOperation::GetResourceListOperation(
     OperationRegistry* registry,
     net::URLRequestContextGetter* url_request_context_getter,
     const GDataWapiUrlGenerator& url_generator,
     const GURL& override_url,
@@ skipping 244 matching lines @@
            << *upload_content << "]";
   return true;
 }
 
 //=========================== AuthorizeAppOperation ==========================
 
 AuthorizeAppOperation::AuthorizeAppOperation(
     OperationRegistry* registry,
     net::URLRequestContextGetter* url_request_context_getter,
     const GDataWapiUrlGenerator& url_generator,
-    const GetDataCallback& callback,
+    const AuthorizeAppCallback& callback,
     const std::string& resource_id,
     const std::string& app_id)
-    : GetDataOperation(registry, url_request_context_getter, callback),
+    : GetDataOperation(registry, url_request_context_getter,
+                       base::Bind(&ParseOpenLinkAndRun, app_id, callback)),
       url_generator_(url_generator),
       resource_id_(resource_id),
       app_id_(app_id) {
   DCHECK(!callback.is_null());
 }
 
 AuthorizeAppOperation::~AuthorizeAppOperation() {}
 
 URLFetcher::RequestType AuthorizeAppOperation::GetRequestType() const {
   return URLFetcher::PUT;
@@ skipping 286 matching lines @@
       base::Int64ToString(content_length_));
   return headers;
 }
 
 void GetUploadStatusOperation::OnRangeOperationComplete(
     const UploadRangeResponse& response, scoped_ptr<base::Value> value) {
   callback_.Run(response, ParseResourceEntry(value.Pass()));
 }
 
 }  // namespace google_apis