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      1 // Copyright (c) 2012 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.h"
      6 
      7 #include "base/stl_util.h"
      8 #include "chrome/common/url_constants.h"
      9 #include "content/public/browser/navigation_entry.h"
     10 #include "content/public/common/url_constants.h"
     11 
     12 namespace browser_sync {
     13 
     14 SyncedSession::SyncedSession() : session_tag("invalid"),
     15                                  device_type(TYPE_UNSET) {
     16 }
     17 
     18 SyncedSession::~SyncedSession() {
     19   STLDeleteContainerPairSecondPointers(windows.begin(), windows.end());
     20 }
     21 
     22 sync_pb::SessionHeader SyncedSession::ToSessionHeader() const {
     23   sync_pb::SessionHeader header;
     24   SyncedWindowMap::const_iterator iter;
     25   for (iter = windows.begin(); iter != windows.end(); ++iter) {
     26     sync_pb::SessionWindow* w = header.add_window();
     27     w->CopyFrom(iter->second->ToSyncData());
     28   }
     29   header.set_client_name(session_name);
     30   switch (device_type) {
     31     case SyncedSession::TYPE_WIN:
     32       header.set_device_type(sync_pb::SyncEnums_DeviceType_TYPE_WIN);
     33       break;
     34     case SyncedSession::TYPE_MACOSX:
     35       header.set_device_type(sync_pb::SyncEnums_DeviceType_TYPE_MAC);
     36       break;
     37     case SyncedSession::TYPE_LINUX:
     38       header.set_device_type(sync_pb::SyncEnums_DeviceType_TYPE_LINUX);
     39       break;
     40     case SyncedSession::TYPE_CHROMEOS:
     41       header.set_device_type(sync_pb::SyncEnums_DeviceType_TYPE_CROS);
     42       break;
     43     case SyncedSession::TYPE_PHONE:
     44       header.set_device_type(sync_pb::SyncEnums_DeviceType_TYPE_PHONE);
     45       break;
     46     case SyncedSession::TYPE_TABLET:
     47       header.set_device_type(sync_pb::SyncEnums_DeviceType_TYPE_TABLET);
     48       break;
     49     case SyncedSession::TYPE_OTHER:
     50       // Intentionally fall-through
     51     default:
     52       header.set_device_type(sync_pb::SyncEnums_DeviceType_TYPE_OTHER);
     53       break;
     54   }
     55   return header;
     56 }
     57 
     58 // Note: if you modify this, make sure you modify
     59 // SessionModelAssociator::ShouldSyncTab to ensure the logic matches.
     60 bool ShouldSyncSessionTab(const SessionTab& tab) {
     61   if (tab.navigations.empty())
     62     return false;
     63   bool found_valid_url = false;
     64   for (size_t i = 0; i < tab.navigations.size(); ++i) {
     65     const GURL& virtual_url = tab.navigations.at(i).virtual_url();
     66     if (virtual_url.is_valid() &&
     67         !virtual_url.SchemeIs(content::kChromeUIScheme) &&
     68         !virtual_url.SchemeIs(chrome::kChromeNativeScheme) &&
     69         !virtual_url.SchemeIsFile()) {
     70       found_valid_url = true;
     71       break;
     72     }
     73   }
     74   return found_valid_url;
     75 }
     76 
     77 bool SessionWindowHasNoTabsToSync(const SessionWindow& window) {
     78   int num_populated = 0;
     79   for (std::vector<SessionTab*>::const_iterator i = window.tabs.begin();
     80       i != window.tabs.end(); ++i) {
     81     const SessionTab* tab = *i;
     82     if (ShouldSyncSessionTab(*tab))
     83       num_populated++;
     84   }
     85   return (num_populated == 0);
     86 }
     87 
     88 }  // namespace browser_sync
     89