Redirect immediately to offline copy on no network

chrome/browser/android/offline_pages/offline_page_utils.cc

 // Copyright 2015 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/android/offline_pages/offline_page_utils.h"
 
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_piece.h"
 #include "base/strings/string_util.h"
 #include "chrome/browser/android/offline_pages/offline_page_mhtml_archiver.h"
 #include "chrome/browser/android/offline_pages/offline_page_model_factory.h"
 #include "components/offline_pages/offline_page_feature.h"
 #include "components/offline_pages/offline_page_item.h"
 #include "components/offline_pages/offline_page_model.h"
 #include "content/public/browser/browser_context.h"
 #include "url/gurl.h"
 
 namespace offline_pages {
 namespace {
 
 // Returns an offline page originated from the |online_url|.
-const offline_pages::OfflinePageItem* GetOfflinePageForOnlineURL(
+const OfflinePageItem* GetOfflinePageForOnlineURL(
     content::BrowserContext* browser_context,
     const GURL& online_url) {
   DCHECK(browser_context);
 
-  if (!offline_pages::IsOfflinePagesEnabled())
+  if (!IsOfflinePagesEnabled())
     return nullptr;
 
-  offline_pages::OfflinePageModel* offline_page_model =
-      offline_pages::OfflinePageModelFactory::GetForBrowserContext(
-          browser_context);
+  OfflinePageModel* offline_page_model =
+      OfflinePageModelFactory::GetForBrowserContext(browser_context);
   if (!offline_page_model)
     return nullptr;
 
   return offline_page_model->MaybeGetPageByOnlineURL(online_url);
 }
 
 // Returns an offline page that is stored as the |offline_url|.
-const offline_pages::OfflinePageItem* GetOfflinePageForOfflineURL(
+const OfflinePageItem* GetOfflinePageForOfflineURL(
     content::BrowserContext* browser_context,
     const GURL& offline_url) {
   DCHECK(browser_context);
 
-  if (!offline_pages::IsOfflinePagesEnabled())
+  if (!IsOfflinePagesEnabled())
     return nullptr;
 
   // Note that we first check if the url likely points to an offline page
   // before calling GetPageByOfflineURL in order to avoid unnecessary lookup
   // cost.
   if (!OfflinePageUtils::MightBeOfflineURL(offline_url))
     return nullptr;
 
-  offline_pages::OfflinePageModel* offline_page_model =
-      offline_pages::OfflinePageModelFactory::GetForBrowserContext(
-          browser_context);
+  OfflinePageModel* offline_page_model =
+      OfflinePageModelFactory::GetForBrowserContext(browser_context);
   if (!offline_page_model)
     return nullptr;
 
   return offline_page_model->MaybeGetPageByOfflineURL(offline_url);
 }
 
 }  // namespace
 
 // static
 bool OfflinePageUtils::MightBeOfflineURL(const GURL& url) {
   // It has to be a file URL ending with .mhtml extension.
   return url.is_valid() && url.SchemeIsFile() &&
          base::EndsWith(url.spec(),
                         OfflinePageMHTMLArchiver::GetFileNameExtension(),
                         base::CompareCase::INSENSITIVE_ASCII);
 }
 
 // static
 GURL OfflinePageUtils::GetOfflineURLForOnlineURL(
     content::BrowserContext* browser_context,
     const GURL& online_url) {
-  const offline_pages::OfflinePageItem* offline_page =
+  const OfflinePageItem* offline_page =
       GetOfflinePageForOnlineURL(browser_context, online_url);
   if (!offline_page)
     return GURL();
 
   return offline_page->GetOfflineURL();
 }
 
 // static
 GURL OfflinePageUtils::GetOnlineURLForOfflineURL(
     content::BrowserContext* browser_context,
     const GURL& offline_url) {
-  const offline_pages::OfflinePageItem* offline_page =
+  const OfflinePageItem* offline_page =
       GetOfflinePageForOfflineURL(browser_context, offline_url);
   if (!offline_page)
     return GURL();
 
   return offline_page->url;
 }
 
 // static
 int64_t OfflinePageUtils::GetBookmarkIdForOfflineURL(
     content::BrowserContext* browser_context,
     const GURL& offline_url) {
-  const offline_pages::OfflinePageItem* offline_page =
+  const OfflinePageItem* offline_page =
       GetOfflinePageForOfflineURL(browser_context, offline_url);
   if (!offline_page)
     return -1;
 
   if (offline_page->client_id.name_space != offline_pages::kBookmarkNamespace) {
     return -1;
   }
 
   int64_t result;
   if (base::StringToInt64(offline_page->client_id.id, &result)) {
     return result;
   }
   return -1;
 }
 
 // static
 bool OfflinePageUtils::IsOfflinePage(content::BrowserContext* browser_context,
                                      const GURL& offline_url) {
   return GetOfflinePageForOfflineURL(browser_context, offline_url) != nullptr;
 }
 
 // static
 bool OfflinePageUtils::HasOfflinePageForOnlineURL(
     content::BrowserContext* browser_context,
     const GURL& online_url) {
-  const offline_pages::OfflinePageItem* offline_page =
+  const OfflinePageItem* offline_page =
       GetOfflinePageForOnlineURL(browser_context, online_url);
   return offline_page && !offline_page->file_path.empty();
 }
 
+// static
+void OfflinePageUtils::MarkPageAccessed(
+    content::BrowserContext* browser_context, const GURL& offline_url) {
+  DCHECK(browser_context);
+
+  const OfflinePageItem* offline_page =
+      GetOfflinePageForOfflineURL(browser_context, offline_url);
+  if (!offline_page)
+    return;
+
+  OfflinePageModel* offline_page_model =
+      OfflinePageModelFactory::GetForBrowserContext(browser_context);
+  DCHECK(offline_page_model);
+  offline_page_model->MarkPageAccessed(offline_page->offline_id);
+}
+
 }  // namespace offline_pages