chrome/browser/banners/app_banner_manager.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/banners/app_banner_manager.h"
   6
   7 #include "chrome/browser/banners/app_banner_data_fetcher.h"
   8 #include "chrome/browser/banners/app_banner_debug_log.h"
   9 #include "chrome/browser/banners/app_banner_settings_helper.h"
  10 #include "content/public/browser/navigation_details.h"
  11 #include "content/public/browser/render_frame_host.h"
  12 #include "content/public/browser/web_contents.h"
  13 #include "content/public/common/frame_navigate_params.h"
  14 #include "content/public/common/origin_util.h"
  15 #include "net/base/load_flags.h"
  16 #include "ui/gfx/screen.h"
  17
  18 namespace {
  19 bool gDisableSecureCheckForTesting = false;
  20 }  // anonymous namespace
  21
  22 namespace banners {
  23
  24 void AppBannerManager::DisableSecureSchemeCheckForTesting() {
  25   gDisableSecureCheckForTesting = true;
  26 }
  27
  28 void AppBannerManager::SetEngagementWeights(double direct_engagement,
  29                                             double indirect_engagement) {
  30   AppBannerSettingsHelper::SetEngagementWeights(direct_engagement,
  31                                                 indirect_engagement);
  32 }
  33
  34 bool AppBannerManager::URLsAreForTheSamePage(const GURL& first,
  35                                              const GURL& second) {
  36   return first.GetWithEmptyPath() == second.GetWithEmptyPath() &&
  37          first.path() == second.path() && first.query() == second.query();
  38 }
  39
  40 AppBannerManager::AppBannerManager()
  41     : data_fetcher_(nullptr),
  42       weak_factory_(this) {
  43   AppBannerSettingsHelper::UpdateFromFieldTrial();
  44 }
  45
  46 AppBannerManager::AppBannerManager(content::WebContents* web_contents)
  47     : content::WebContentsObserver(web_contents),
  48       data_fetcher_(nullptr),
  49       weak_factory_(this) {
  50   AppBannerSettingsHelper::UpdateFromFieldTrial();
  51 }
  52
  53 AppBannerManager::~AppBannerManager() {
  54   CancelActiveFetcher();
  55 }
  56
  57 void AppBannerManager::ReplaceWebContents(content::WebContents* web_contents) {
  58   Observe(web_contents);
  59   if (data_fetcher_.get())
  60     data_fetcher_.get()->ReplaceWebContents(web_contents);
  61 }
  62
  63 bool AppBannerManager::IsFetcherActive() {
  64   return data_fetcher_ != nullptr && data_fetcher_->is_active();
  65 }
  66
  67 void AppBannerManager::DidNavigateMainFrame(
  68     const content::LoadCommittedDetails& details,
  69     const content::FrameNavigateParams& params) {
  70   last_transition_type_ = params.transition;
  71 }
  72
  73 void AppBannerManager::DidFinishLoad(
  74     content::RenderFrameHost* render_frame_host,
  75     const GURL& validated_url) {
  76   if (render_frame_host->GetParent())
  77     return;
  78
  79   if (data_fetcher_.get() && data_fetcher_->is_active() &&
  80       URLsAreForTheSamePage(data_fetcher_->validated_url(), validated_url)) {
  81     return;
  82   }
  83
  84   // A secure origin is required to show banners, so exit early if we see the
  85   // URL is invalid.
  86   if (!content::IsOriginSecure(validated_url) &&
  87       !gDisableSecureCheckForTesting) {
  88     OutputDeveloperNotShownMessage(web_contents(), kNotServedFromSecureOrigin);
  89     return;
  90   }
  91
  92   // Kick off the data retrieval pipeline.
  93   data_fetcher_ = CreateAppBannerDataFetcher(weak_factory_.GetWeakPtr());
  94   data_fetcher_->Start(validated_url, last_transition_type_);
  95 }
  96
  97 bool AppBannerManager::HandleNonWebApp(const std::string& platform,
  98                                        const GURL& url,
  99                                        const std::string& id) {
 100   return false;
 101 }
 102
 103 void AppBannerManager::CancelActiveFetcher() {
 104   if (data_fetcher_ != nullptr) {
 105     data_fetcher_->Cancel();
 106     data_fetcher_ = nullptr;
 107   }
 108 }
 109
 110 }  // namespace banners