chrome/browser/favicon/chrome_favicon_client.cc

// Copyright 2014 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/favicon/chrome_favicon_client.h"

#include "base/bind.h"
#include "base/memory/singleton.h"
#include "chrome/browser/ui/webui/chrome_web_ui_controller_factory.h"
#include "chrome/common/url_constants.h"
#include "components/bookmarks/browser/bookmark_model.h"
#include "components/dom_distiller/core/url_constants.h"
#include "components/dom_distiller/core/url_utils.h"
#include "extensions/buildflags/buildflags.h"
#include "url/gurl.h"

#if BUILDFLAG(ENABLE_EXTENSIONS)
#include "extensions/common/constants.h"
#endif

namespace {

void RunFaviconCallbackIfNotCanceled(
    const base::CancelableTaskTracker::IsCanceledCallback& is_canceled_cb,
    favicon_base::FaviconResultsCallback original_callback,
    const std::vector<favicon_base::FaviconRawBitmapResult>& results) {
  if (!is_canceled_cb.Run())
    std::move(original_callback).Run(results);
}

}  // namespace

ChromeFaviconClient::ChromeFaviconClient(Profile* profile) : profile_(profile) {
}

ChromeFaviconClient::~ChromeFaviconClient() {
}

bool ChromeFaviconClient::IsNativeApplicationURL(const GURL& url) {
#if BUILDFLAG(ENABLE_EXTENSIONS)
  if (url.SchemeIs(extensions::kExtensionScheme))
    return true;
#endif

  return url.SchemeIs(content::kChromeUIScheme);
}

bool ChromeFaviconClient::IsReaderModeURL(const GURL& url) {
  return url.SchemeIs(dom_distiller::kDomDistillerScheme);
}

const GURL ChromeFaviconClient::GetOriginalUrlFromReaderModeUrl(
    const GURL& url) {
  DCHECK(IsReaderModeURL(url));
  return dom_distiller::url_utils::GetOriginalUrlFromDistillerUrl(url);
}

base::CancelableTaskTracker::TaskId
ChromeFaviconClient::GetFaviconForNativeApplicationURL(
    const GURL& url,
    const std::vector<int>& desired_sizes_in_pixel,
    favicon_base::FaviconResultsCallback callback,
    base::CancelableTaskTracker* tracker) {
  DCHECK(tracker);
  DCHECK(IsNativeApplicationURL(url));
  base::CancelableTaskTracker::IsCanceledCallback is_canceled_cb;
  base::CancelableTaskTracker::TaskId task_id =
      tracker->NewTrackedTaskId(&is_canceled_cb);
  if (task_id != base::CancelableTaskTracker::kBadTaskId) {
    ChromeWebUIControllerFactory::GetInstance()->GetFaviconForURL(
        profile_, url, desired_sizes_in_pixel,
        base::BindOnce(&RunFaviconCallbackIfNotCanceled, is_canceled_cb,
                       std::move(callback)));
  }
  return task_id;
}