chrome/browser/sync/glue/synced_session_util.cc

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/sync/glue/synced_session_util.h"
   6
   7 #include "chrome/common/url_constants.h"
   8 #include "components/sessions/session_types.h"
   9 #include "content/public/common/url_constants.h"
  10
  11 namespace {
  12
  13 // Controls which foreign tabs we're interested in syncing/displaying. Checks
  14 // that the tab has navigations and contains at least one valid url.
  15 // Note: chrome:// and file:// are not considered valid urls (for syncing).
  16 bool ShouldSyncSessionTab(const sessions::SessionTab& tab) {
  17   if (tab.navigations.empty())
  18     return false;
  19   bool found_valid_url = false;
  20   for (size_t i = 0; i < tab.navigations.size(); ++i) {
  21     const GURL& virtual_url = tab.navigations.at(i).virtual_url();
  22     if (virtual_url.is_valid() &&
  23         !virtual_url.SchemeIs(content::kChromeUIScheme) &&
  24         !virtual_url.SchemeIs(chrome::kChromeNativeScheme) &&
  25         !virtual_url.SchemeIsFile()) {
  26       found_valid_url = true;
  27       break;
  28     }
  29   }
  30   return found_valid_url;
  31 }
  32
  33 }  // namespace
  34
  35 namespace browser_sync {
  36
  37 bool SessionWindowHasNoTabsToSync(const sessions::SessionWindow& window) {
  38   int num_populated = 0;
  39   for (auto i = window.tabs.begin(); i != window.tabs.end(); ++i) {
  40     const sessions::SessionTab* tab = *i;
  41     if (ShouldSyncSessionTab(*tab))
  42       num_populated++;
  43   }
  44   return (num_populated == 0);
  45 }
  46
  47 }  // namespace browser_sync