chrome/browser/search_engines/search_terms_data.cc

   1 // Copyright 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/search_engines/search_terms_data.h"
   6
   7 #include "base/logging.h"
   8 #include "base/metrics/field_trial.h"
   9 #include "base/prefs/pref_service.h"
  10 #include "chrome/browser/browser_process.h"
  11 #include "chrome/browser/google/google_url_tracker.h"
  12 #include "chrome/browser/google/google_util.h"
  13 #include "chrome/browser/profiles/profile.h"
  14 #include "chrome/browser/search/search.h"
  15 #include "chrome/browser/sync/glue/device_info.h"
  16 #include "chrome/browser/themes/theme_service.h"
  17 #include "chrome/browser/themes/theme_service_factory.h"
  18 #include "chrome/common/pref_names.h"
  19 #include "content/public/browser/browser_thread.h"
  20 #include "sync/protocol/sync.pb.h"
  21 #include "url/gurl.h"
  22
  23 #if defined(ENABLE_RLZ)
  24 #include "chrome/browser/rlz/rlz.h"
  25 #endif
  26
  27 using content::BrowserThread;
  28
  29 SearchTermsData::SearchTermsData() {
  30 }
  31
  32 SearchTermsData::~SearchTermsData() {
  33 }
  34
  35 std::string SearchTermsData::GoogleBaseURLValue() const {
  36   return GoogleURLTracker::kDefaultGoogleHomepage;
  37 }
  38
  39 std::string SearchTermsData::GoogleBaseSuggestURLValue() const {
  40   // Start with the Google base URL.
  41   const GURL base_url(GoogleBaseURLValue());
  42   DCHECK(base_url.is_valid());
  43
  44   GURL::Replacements repl;
  45
  46   // Replace any existing path with "/complete/".
  47   // SetPathStr() requires its argument to stay in scope as long as |repl| is,
  48   // so "/complete/" can't be passed to SetPathStr() directly, it needs to be in
  49   // a variable.
  50   const std::string suggest_path("/complete/");
  51   repl.SetPathStr(suggest_path);
  52
  53   // Clear the query and ref.
  54   repl.ClearQuery();
  55   repl.ClearRef();
  56   return base_url.ReplaceComponents(repl).spec();
  57 }
  58
  59 std::string SearchTermsData::GetApplicationLocale() const {
  60   return "en";
  61 }
  62
  63 base::string16 SearchTermsData::GetRlzParameterValue(bool from_app_list) const {
  64   return base::string16();
  65 }
  66
  67 std::string SearchTermsData::GetSearchClient() const {
  68   return std::string();
  69 }
  70
  71 std::string SearchTermsData::GetSuggestClient() const {
  72   return std::string();
  73 }
  74
  75 std::string SearchTermsData::GetSuggestRequestIdentifier() const {
  76   return std::string();
  77 }
  78
  79 std::string SearchTermsData::NTPIsThemedParam() const {
  80   return std::string();
  81 }
  82
  83 // static
  84 std::string* UIThreadSearchTermsData::google_base_url_ = NULL;
  85
  86 UIThreadSearchTermsData::UIThreadSearchTermsData(Profile* profile)
  87     : profile_(profile) {
  88   DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
  89       BrowserThread::CurrentlyOn(BrowserThread::UI));
  90 }
  91
  92 std::string UIThreadSearchTermsData::GoogleBaseURLValue() const {
  93   DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
  94       BrowserThread::CurrentlyOn(BrowserThread::UI));
  95   if (google_base_url_)
  96     return *google_base_url_;
  97   GURL base_url(google_util::CommandLineGoogleBaseURL());
  98   if (base_url.is_valid())
  99     return base_url.spec();
 100   return profile_ ? GoogleURLTracker::GoogleURL(profile_).spec() :
 101       SearchTermsData::GoogleBaseURLValue();
 102 }
 103
 104 std::string UIThreadSearchTermsData::GetApplicationLocale() const {
 105   DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
 106       BrowserThread::CurrentlyOn(BrowserThread::UI));
 107   return g_browser_process->GetApplicationLocale();
 108 }
 109
 110 // Android implementations are located in search_terms_data_android.cc.
 111 #if !defined(OS_ANDROID)
 112 base::string16 UIThreadSearchTermsData::GetRlzParameterValue(
 113     bool from_app_list) const {
 114   DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
 115       BrowserThread::CurrentlyOn(BrowserThread::UI));
 116   base::string16 rlz_string;
 117 #if defined(ENABLE_RLZ)
 118   // For organic brandcodes do not use rlz at all. Empty brandcode usually
 119   // means a chromium install. This is ok.
 120   std::string brand;
 121   if (google_util::GetBrand(&brand) && !brand.empty() &&
 122       !google_util::IsOrganic(brand)) {
 123     // This call will return false the first time(s) it is called until the
 124     // value has been cached. This normally would mean that at most one omnibox
 125     // search might not send the RLZ data but this is not really a problem.
 126     rlz_lib::AccessPoint access_point = RLZTracker::CHROME_OMNIBOX;
 127 #if !defined(OS_IOS)
 128     if (from_app_list)
 129       access_point = RLZTracker::CHROME_APP_LIST;
 130 #endif
 131     RLZTracker::GetAccessPointRlz(access_point, &rlz_string);
 132   }
 133 #endif
 134   return rlz_string;
 135 }
 136
 137 // We can enable this on non-Android if other platforms ever want a non-empty
 138 // search client string.  There is already a unit test in place for Android
 139 // called TemplateURLTest::SearchClient.
 140 std::string UIThreadSearchTermsData::GetSearchClient() const {
 141   DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
 142       BrowserThread::CurrentlyOn(BrowserThread::UI));
 143   return std::string();
 144 }
 145 #endif
 146
 147 std::string UIThreadSearchTermsData::GetSuggestClient() const {
 148   DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
 149       BrowserThread::CurrentlyOn(BrowserThread::UI));
 150 #if defined(OS_ANDROID)
 151   sync_pb::SyncEnums::DeviceType device_type =
 152       browser_sync::DeviceInfo::GetLocalDeviceType();
 153   return device_type == sync_pb::SyncEnums_DeviceType_TYPE_PHONE ?
 154     "chrome" : "chrome-omni";
 155 #else
 156   return chrome::IsInstantExtendedAPIEnabled() ? "chrome-omni" : "chrome";
 157 #endif
 158 }
 159
 160 std::string UIThreadSearchTermsData::GetSuggestRequestIdentifier() const {
 161   DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
 162       BrowserThread::CurrentlyOn(BrowserThread::UI));
 163 #if defined(OS_ANDROID)
 164   sync_pb::SyncEnums::DeviceType device_type =
 165       browser_sync::DeviceInfo::GetLocalDeviceType();
 166   return device_type == sync_pb::SyncEnums_DeviceType_TYPE_PHONE ?
 167     "chrome-mobile-ext" : "chrome-ext";
 168 #else
 169   return "chrome-ext";
 170 #endif
 171 }
 172
 173 std::string UIThreadSearchTermsData::NTPIsThemedParam() const {
 174   DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
 175          BrowserThread::CurrentlyOn(BrowserThread::UI));
 176 #if defined(ENABLE_THEMES)
 177   if (!chrome::IsInstantExtendedAPIEnabled())
 178     return std::string();
 179
 180   // TODO(dhollowa): Determine fraction of custom themes that don't affect the
 181   // NTP background and/or color.
 182   ThemeService* theme_service = ThemeServiceFactory::GetForProfile(profile_);
 183   // NTP is considered themed if the theme is not default and not native (GTK+).
 184   if (theme_service && !theme_service->UsingDefaultTheme() &&
 185       !theme_service->UsingNativeTheme())
 186     return "es_th=1&";
 187 #endif  // defined(ENABLE_THEMES)
 188
 189   return std::string();
 190 }
 191
 192 // static
 193 void UIThreadSearchTermsData::SetGoogleBaseURL(const std::string& base_url) {
 194   delete google_base_url_;
 195   google_base_url_ = base_url.empty() ? NULL : new std::string(base_url);
 196 }