Implement the feedbackPrivate API.

chrome/browser/extensions/api/feedback_private/feedback_service.cc

+// Copyright (c) 2013 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/extensions/api/feedback_private/feedback_service.h"
+
+#include "base/callback.h"
+#include "base/memory/weak_ptr.h"
+#include "base/strings/string_number_conversions.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/webui/screenshot_source.h"
+#include "content/public/browser/browser_thread.h"
+
+using content::BrowserThread;
+
+namespace {
+
+ScreenshotDataPtr ConvertStringToScreenshotPtr(scoped_ptr<std::string> image) {
+  ScreenshotDataPtr screenshot(new ScreenshotData);
+  std::copy(image->begin(), image->end(), screenshot->begin());
+  return screenshot;
+}
+
+}
+
+namespace extensions {
+
+void FeedbackService::SendFeedback(
+    Profile* profile,
+    scoped_refptr<FeedbackData> feedback_data,
+    const SendFeedbackCallback& callback) {
+  send_feedback_callback_ = callback;
+  feedback_data_ = feedback_data;
+
+  if (feedback_data_->attached_file_url().is_valid()) {
+    attached_file_reader_ = new BlobReader(
+        profile, feedback_data_->attached_file_url(),
+        base::Bind(&FeedbackService::AttachedFileCallback,
+                   GetWeakPtr()));
+    attached_file_reader_->Start();
+  }
+
+  if (feedback_data_->screenshot_url().is_valid()) {
+    attached_file_reader_ = new BlobReader(
+        profile, feedback_data_->screenshot_url(),
+        base::Bind(&FeedbackService::ScreenshotCallback,
+                   GetWeakPtr()));
+    screenshot_reader_->Start();
+  }
+
+  CompleteSendFeedback();
+}
+
+void FeedbackService::AttachedFileCallback(scoped_ptr<std::string> data) {
+  if (!data.get())
+    feedback_data_->set_attached_file_url(GURL());
+  else
+    feedback_data_->set_attached_filedata(data.Pass());
+
+  CompleteSendFeedback();
+}
+
+void FeedbackService::ScreenshotCallback(scoped_ptr<std::string> data) {
+  if (!data.get())
+    feedback_data_->set_screenshot_url(GURL());
+  else
+    feedback_data_->set_image(ConvertStringToScreenshotPtr(data.Pass()));
+
+  CompleteSendFeedback();
+}
+
+void FeedbackService::CompleteSendFeedback() {
+  // If either the blob URL is invalid (we never needed to read it), or if the
+  // data exists in the feedback object (the read is completed).
+  bool attached_file_completed =
+      !feedback_data_->attached_file_url().is_valid() ||
+      feedback_data_->attached_filedata();
+  bool screenshot_completed =
+      !feedback_data_->screenshot_url().is_valid() ||
+      !feedback_data_->image().get();
+
+  if (screenshot_completed && attached_file_completed) {
+    // Signal the feedback object that the data from the feedback page has been
+    // filled - the object will manage sending of the actual report.
+    feedback_data_->FeedbackPageDataComplete();
+    // TODO(rkc): Change this once we have FeedbackData/Util refactored to
+    // report the status of the report being sent.
+    send_feedback_callback_.Run(true);
+  }
+}
+
+}  // namespace extensions