chrome/browser/extensions/api/webstore_widget_private/app_installer.cc

   1 // Copyright 2013 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/extensions/api/webstore_widget_private/app_installer.h"
   6
   7 #include "chrome/common/extensions/webstore_install_result.h"
   8 #include "content/public/browser/web_contents.h"
   9 #include "content/public/browser/web_contents_observer.h"
  10
  11 namespace {
  12 const char kWebContentsDestroyedError[] = "WebContents is destroyed.";
  13 }  // namespace
  14
  15 namespace webstore_widget {
  16
  17 class AppInstaller::WebContentsObserver : public content::WebContentsObserver {
  18  public:
  19   WebContentsObserver(content::WebContents* web_contents, AppInstaller* parent)
  20       : content::WebContentsObserver(web_contents), parent_(parent) {}
  21
  22  protected:
  23   // content::WebContentsObserver implementation.
  24   void WebContentsDestroyed() override {
  25     parent_->OnWebContentsDestroyed(web_contents());
  26   }
  27
  28  private:
  29   AppInstaller* parent_;
  30
  31   DISALLOW_IMPLICIT_CONSTRUCTORS(WebContentsObserver);
  32 };
  33
  34 AppInstaller::AppInstaller(content::WebContents* web_contents,
  35                            const std::string& item_id,
  36                            Profile* profile,
  37                            bool silent_installation,
  38                            const Callback& callback)
  39     : extensions::WebstoreStandaloneInstaller(item_id, profile, callback),
  40       silent_installation_(silent_installation),
  41       callback_(callback),
  42       web_contents_(web_contents),
  43       web_contents_observer_(new WebContentsObserver(web_contents, this)) {
  44 }
  45
  46 AppInstaller::~AppInstaller() {
  47 }
  48
  49 bool AppInstaller::CheckRequestorAlive() const {
  50   // The tab may have gone away - cancel installation in that case.
  51   return web_contents_ != NULL;
  52 }
  53
  54 const GURL& AppInstaller::GetRequestorURL() const {
  55   return GURL::EmptyGURL();
  56 }
  57
  58 scoped_refptr<ExtensionInstallPrompt::Prompt>
  59 AppInstaller::CreateInstallPrompt() const {
  60   if (silent_installation_)
  61     return NULL;
  62
  63   scoped_refptr<ExtensionInstallPrompt::Prompt> prompt(
  64       new ExtensionInstallPrompt::Prompt(
  65           ExtensionInstallPrompt::INLINE_INSTALL_PROMPT));
  66
  67   prompt->SetWebstoreData(localized_user_count(), show_user_count(),
  68                           average_rating(), rating_count());
  69   return prompt;
  70 }
  71
  72 bool AppInstaller::ShouldShowPostInstallUI() const {
  73   return false;
  74 }
  75
  76 bool AppInstaller::ShouldShowAppInstalledBubble() const {
  77   return false;
  78 }
  79
  80 content::WebContents* AppInstaller::GetWebContents() const {
  81   return web_contents_;
  82 }
  83
  84 bool AppInstaller::CheckInlineInstallPermitted(
  85     const base::DictionaryValue& webstore_data,
  86     std::string* error) const {
  87   DCHECK(error != NULL);
  88   DCHECK(error->empty());
  89   return true;
  90 }
  91
  92 bool AppInstaller::CheckRequestorPermitted(
  93     const base::DictionaryValue& webstore_data,
  94     std::string* error) const {
  95   DCHECK(error != NULL);
  96   DCHECK(error->empty());
  97   return true;
  98 }
  99
 100 void AppInstaller::OnWebContentsDestroyed(content::WebContents* web_contents) {
 101   callback_.Run(false, kWebContentsDestroyedError,
 102                 extensions::webstore_install::OTHER_ERROR);
 103   AbortInstall();
 104 }
 105
 106 }  // namespace webstore_widget