src/chrome/browser/ui/pdf/pdf_unsupported_feature.cc

   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/ui/pdf/pdf_unsupported_feature.h"
   6
   7 #include "base/bind.h"
   8 #include "base/memory/scoped_ptr.h"
   9 #include "base/prefs/pref_service.h"
  10 #include "base/strings/utf_string_conversions.h"
  11 #include "base/values.h"
  12 #include "base/version.h"
  13 #include "chrome/browser/lifetime/application_lifetime.h"
  14 #include "chrome/browser/plugins/chrome_plugin_service_filter.h"
  15 #include "chrome/browser/plugins/plugin_finder.h"
  16 #include "chrome/browser/plugins/plugin_metadata.h"
  17 #include "chrome/browser/plugins/plugin_prefs.h"
  18 #include "chrome/browser/profiles/profile.h"
  19 #include "chrome/browser/renderer_preferences_util.h"
  20 #include "chrome/browser/tab_contents/tab_util.h"
  21 #include "chrome/browser/ui/pdf/open_pdf_in_reader_prompt_delegate.h"
  22 #include "chrome/browser/ui/pdf/pdf_tab_helper.h"
  23 #include "chrome/common/chrome_content_client.h"
  24 #include "chrome/common/pref_names.h"
  25 #include "content/public/browser/interstitial_page.h"
  26 #include "content/public/browser/interstitial_page_delegate.h"
  27 #include "content/public/browser/navigation_details.h"
  28 #include "content/public/browser/navigation_entry.h"
  29 #include "content/public/browser/plugin_service.h"
  30 #include "content/public/browser/render_frame_host.h"
  31 #include "content/public/browser/render_process_host.h"
  32 #include "content/public/browser/render_view_host.h"
  33 #include "content/public/browser/user_metrics.h"
  34 #include "content/public/browser/web_contents.h"
  35 #include "content/public/common/page_transition_types.h"
  36 #include "grit/browser_resources.h"
  37 #include "grit/generated_resources.h"
  38 #include "grit/theme_resources.h"
  39 #include "ui/base/l10n/l10n_util.h"
  40 #include "ui/base/resource/resource_bundle.h"
  41 #include "ui/base/webui/jstemplate_builder.h"
  42 #include "ui/gfx/image/image.h"
  43
  44 #if defined(OS_WIN)
  45 #include "base/win/metro.h"
  46 #endif
  47
  48 using base::UserMetricsAction;
  49 using content::InterstitialPage;
  50 using content::OpenURLParams;
  51 using content::PluginService;
  52 using content::Referrer;
  53 using content::WebContents;
  54 using content::WebPluginInfo;
  55
  56 namespace {
  57
  58 const char kAdobeReaderUpdateUrl[] = "http://www.adobe.com/go/getreader_chrome";
  59
  60 #if defined(OS_WIN) && defined(ENABLE_PLUGIN_INSTALLATION)
  61 const char kAdobeReaderIdentifier[] = "adobe-reader";
  62 #endif
  63
  64 // The prompt delegate used to ask the user if they want to use Adobe Reader
  65 // by default.
  66 class PDFEnableAdobeReaderPromptDelegate
  67     : public OpenPDFInReaderPromptDelegate {
  68  public:
  69   explicit PDFEnableAdobeReaderPromptDelegate(Profile* profile);
  70   virtual ~PDFEnableAdobeReaderPromptDelegate();
  71
  72   // OpenPDFInReaderPromptDelegate
  73   virtual base::string16 GetMessageText() const OVERRIDE;
  74   virtual base::string16 GetAcceptButtonText() const OVERRIDE;
  75   virtual base::string16 GetCancelButtonText() const OVERRIDE;
  76   virtual bool ShouldExpire(
  77       const content::LoadCommittedDetails& details) const OVERRIDE;
  78   virtual void Accept() OVERRIDE;
  79   virtual void Cancel() OVERRIDE;
  80
  81  private:
  82   void OnYes();
  83   void OnNo();
  84
  85   Profile* profile_;
  86
  87   DISALLOW_IMPLICIT_CONSTRUCTORS(PDFEnableAdobeReaderPromptDelegate);
  88 };
  89
  90 PDFEnableAdobeReaderPromptDelegate::PDFEnableAdobeReaderPromptDelegate(
  91     Profile* profile)
  92     : profile_(profile) {
  93   content::RecordAction(UserMetricsAction("PDF_EnableReaderInfoBarShown"));
  94 }
  95
  96 PDFEnableAdobeReaderPromptDelegate::~PDFEnableAdobeReaderPromptDelegate() {
  97 }
  98
  99 bool PDFEnableAdobeReaderPromptDelegate::ShouldExpire(
 100     const content::LoadCommittedDetails& details) const {
 101   content::PageTransition transition =
 102       content::PageTransitionStripQualifier(details.entry->GetTransitionType());
 103   // We don't want to expire on a reload, because that is how we open the PDF in
 104   // Reader.
 105   return !details.is_in_page && transition != content::PAGE_TRANSITION_RELOAD;
 106 }
 107
 108 void PDFEnableAdobeReaderPromptDelegate::Accept() {
 109   content::RecordAction(UserMetricsAction("PDF_EnableReaderInfoBarOK"));
 110   PluginPrefs* plugin_prefs = PluginPrefs::GetForProfile(profile_).get();
 111   plugin_prefs->EnablePluginGroup(
 112       true, base::ASCIIToUTF16(PluginMetadata::kAdobeReaderGroupName));
 113   plugin_prefs->EnablePluginGroup(
 114       false, base::ASCIIToUTF16(ChromeContentClient::kPDFPluginName));
 115 }
 116
 117 void PDFEnableAdobeReaderPromptDelegate::Cancel() {
 118   content::RecordAction(UserMetricsAction("PDF_EnableReaderInfoBarCancel"));
 119 }
 120
 121 base::string16 PDFEnableAdobeReaderPromptDelegate::GetAcceptButtonText() const {
 122   return l10n_util::GetStringUTF16(IDS_PDF_INFOBAR_ALWAYS_USE_READER_BUTTON);
 123 }
 124
 125 base::string16 PDFEnableAdobeReaderPromptDelegate::GetCancelButtonText() const {
 126   return l10n_util::GetStringUTF16(IDS_DONE);
 127 }
 128
 129 base::string16 PDFEnableAdobeReaderPromptDelegate::GetMessageText() const {
 130   return l10n_util::GetStringUTF16(IDS_PDF_INFOBAR_QUESTION_ALWAYS_USE_READER);
 131 }
 132
 133 // Launch the url to get the latest Adbobe Reader installer.
 134 void OpenReaderUpdateURL(WebContents* web_contents) {
 135   OpenURLParams params(
 136       GURL(kAdobeReaderUpdateUrl), Referrer(), NEW_FOREGROUND_TAB,
 137       content::PAGE_TRANSITION_LINK, false);
 138   web_contents->OpenURL(params);
 139 }
 140
 141 // Opens the PDF using Adobe Reader.
 142 void OpenUsingReader(WebContents* web_contents,
 143                      const WebPluginInfo& reader_plugin,
 144                      OpenPDFInReaderPromptDelegate* delegate) {
 145   ChromePluginServiceFilter::GetInstance()->OverridePluginForFrame(
 146       web_contents->GetRenderProcessHost()->GetID(),
 147       web_contents->GetMainFrame()->GetRoutingID(),
 148       web_contents->GetURL(),
 149       reader_plugin);
 150   web_contents->GetRenderViewHost()->ReloadFrame();
 151
 152   PDFTabHelper* pdf_tab_helper = PDFTabHelper::FromWebContents(web_contents);
 153   if (delegate)
 154     pdf_tab_helper->ShowOpenInReaderPrompt(make_scoped_ptr(delegate));
 155 }
 156
 157 // An interstitial to be used when the user chooses to open a PDF using Adobe
 158 // Reader, but it is out of date.
 159 class PDFUnsupportedFeatureInterstitial
 160     : public content::InterstitialPageDelegate {
 161  public:
 162   PDFUnsupportedFeatureInterstitial(
 163       WebContents* web_contents,
 164       const WebPluginInfo& reader_webplugininfo)
 165       : web_contents_(web_contents),
 166         reader_webplugininfo_(reader_webplugininfo) {
 167     content::RecordAction(UserMetricsAction("PDF_ReaderInterstitialShown"));
 168     interstitial_page_ = InterstitialPage::Create(
 169         web_contents, false, web_contents->GetURL(), this);
 170     interstitial_page_->Show();
 171   }
 172
 173  protected:
 174   // InterstitialPageDelegate implementation.
 175   virtual std::string GetHTMLContents() OVERRIDE {
 176     base::DictionaryValue strings;
 177     strings.SetString(
 178         "title",
 179         l10n_util::GetStringUTF16(IDS_READER_OUT_OF_DATE_BLOCKING_PAGE_TITLE));
 180     strings.SetString(
 181         "headLine",
 182         l10n_util::GetStringUTF16(IDS_READER_OUT_OF_DATE_BLOCKING_PAGE_BODY));
 183     strings.SetString(
 184         "update",
 185         l10n_util::GetStringUTF16(IDS_READER_OUT_OF_DATE_BLOCKING_PAGE_UPDATE));
 186     strings.SetString(
 187         "open_with_reader",
 188         l10n_util::GetStringUTF16(
 189             IDS_READER_OUT_OF_DATE_BLOCKING_PAGE_PROCEED));
 190     strings.SetString(
 191         "ok",
 192         l10n_util::GetStringUTF16(IDS_READER_OUT_OF_DATE_BLOCKING_PAGE_OK));
 193     strings.SetString(
 194         "cancel",
 195         l10n_util::GetStringUTF16(IDS_READER_OUT_OF_DATE_BLOCKING_PAGE_CANCEL));
 196
 197     base::StringPiece html(ResourceBundle::GetSharedInstance().
 198                            GetRawDataResource(IDR_READER_OUT_OF_DATE_HTML));
 199
 200     return webui::GetI18nTemplateHtml(html, &strings);
 201   }
 202
 203   virtual void CommandReceived(const std::string& command) OVERRIDE {
 204     if (command == "0") {
 205       content::RecordAction(
 206           UserMetricsAction("PDF_ReaderInterstitialCancel"));
 207       interstitial_page_->DontProceed();
 208       return;
 209     }
 210
 211     if (command == "1") {
 212       content::RecordAction(
 213           UserMetricsAction("PDF_ReaderInterstitialUpdate"));
 214       OpenReaderUpdateURL(web_contents_);
 215     } else if (command == "2") {
 216       content::RecordAction(
 217           UserMetricsAction("PDF_ReaderInterstitialIgnore"));
 218       // Pretend that the plug-in is up-to-date so that we don't block it.
 219       reader_webplugininfo_.version = base::ASCIIToUTF16("11.0.0.0");
 220       OpenUsingReader(web_contents_, reader_webplugininfo_, NULL);
 221     } else {
 222       NOTREACHED();
 223     }
 224     interstitial_page_->Proceed();
 225   }
 226
 227   virtual void OverrideRendererPrefs(
 228       content::RendererPreferences* prefs) OVERRIDE {
 229     Profile* profile =
 230         Profile::FromBrowserContext(web_contents_->GetBrowserContext());
 231     renderer_preferences_util::UpdateFromSystemSettings(prefs, profile);
 232   }
 233
 234  private:
 235   WebContents* web_contents_;
 236   WebPluginInfo reader_webplugininfo_;
 237   InterstitialPage* interstitial_page_;  // Owns us.
 238
 239   DISALLOW_COPY_AND_ASSIGN(PDFUnsupportedFeatureInterstitial);
 240 };
 241
 242 // The delegate for the bubble used to inform the user that we don't support a
 243 // feature in the PDF.
 244 class PDFUnsupportedFeaturePromptDelegate
 245     : public OpenPDFInReaderPromptDelegate {
 246  public:
 247   // |reader| is NULL if Adobe Reader isn't installed.
 248   PDFUnsupportedFeaturePromptDelegate(WebContents* web_contents,
 249                                       const content::WebPluginInfo* reader,
 250                                       PluginFinder* plugin_finder);
 251   virtual ~PDFUnsupportedFeaturePromptDelegate();
 252
 253   // OpenPDFInReaderPromptDelegate:
 254   virtual base::string16 GetMessageText() const OVERRIDE;
 255   virtual base::string16 GetAcceptButtonText() const OVERRIDE;
 256   virtual base::string16 GetCancelButtonText() const OVERRIDE;
 257   virtual bool ShouldExpire(
 258       const content::LoadCommittedDetails& details) const OVERRIDE;
 259   virtual void Accept() OVERRIDE;
 260   virtual void Cancel() OVERRIDE;
 261
 262  private:
 263   WebContents* web_contents_;
 264   bool reader_installed_;
 265   bool reader_vulnerable_;
 266   WebPluginInfo reader_webplugininfo_;
 267
 268   DISALLOW_IMPLICIT_CONSTRUCTORS(PDFUnsupportedFeaturePromptDelegate);
 269 };
 270
 271 PDFUnsupportedFeaturePromptDelegate::PDFUnsupportedFeaturePromptDelegate(
 272     WebContents* web_contents,
 273     const content::WebPluginInfo* reader,
 274     PluginFinder* plugin_finder)
 275     : web_contents_(web_contents),
 276       reader_installed_(!!reader),
 277       reader_vulnerable_(false) {
 278   if (!reader_installed_) {
 279     content::RecordAction(
 280         UserMetricsAction("PDF_InstallReaderInfoBarShown"));
 281     return;
 282   }
 283
 284   content::RecordAction(UserMetricsAction("PDF_UseReaderInfoBarShown"));
 285   reader_webplugininfo_ = *reader;
 286
 287 #if defined(ENABLE_PLUGIN_INSTALLATION)
 288   scoped_ptr<PluginMetadata> plugin_metadata(
 289       plugin_finder->GetPluginMetadata(reader_webplugininfo_));
 290
 291   reader_vulnerable_ = plugin_metadata->GetSecurityStatus(*reader) !=
 292                        PluginMetadata::SECURITY_STATUS_UP_TO_DATE;
 293 #else
 294   NOTREACHED();
 295 #endif
 296 }
 297
 298 PDFUnsupportedFeaturePromptDelegate::~PDFUnsupportedFeaturePromptDelegate() {
 299 }
 300
 301 base::string16 PDFUnsupportedFeaturePromptDelegate::GetMessageText() const {
 302   return l10n_util::GetStringUTF16(IDS_PDF_BUBBLE_MESSAGE);
 303 }
 304
 305 base::string16 PDFUnsupportedFeaturePromptDelegate::GetAcceptButtonText()
 306     const {
 307 #if defined(OS_WIN)
 308   if (base::win::IsMetroProcess())
 309     return l10n_util::GetStringUTF16(IDS_PDF_BUBBLE_METRO_MODE_LINK);
 310 #endif
 311
 312   if (reader_installed_)
 313     return l10n_util::GetStringUTF16(IDS_PDF_BUBBLE_OPEN_IN_READER_LINK);
 314
 315   return l10n_util::GetStringUTF16(IDS_PDF_BUBBLE_INSTALL_READER_LINK);
 316 }
 317
 318 base::string16 PDFUnsupportedFeaturePromptDelegate::GetCancelButtonText()
 319     const {
 320   return l10n_util::GetStringUTF16(IDS_DONE);
 321 }
 322
 323 bool PDFUnsupportedFeaturePromptDelegate::ShouldExpire(
 324     const content::LoadCommittedDetails& details) const {
 325   return !details.is_in_page;
 326 }
 327
 328 void PDFUnsupportedFeaturePromptDelegate::Accept() {
 329 #if defined(OS_WIN)
 330   if (base::win::IsMetroProcess()) {
 331     chrome::AttemptRestartWithModeSwitch();
 332     return;
 333   }
 334 #endif
 335
 336   if (!reader_installed_) {
 337     content::RecordAction(UserMetricsAction("PDF_InstallReaderInfoBarOK"));
 338     OpenReaderUpdateURL(web_contents_);
 339     return;
 340   }
 341
 342   content::RecordAction(UserMetricsAction("PDF_UseReaderInfoBarOK"));
 343
 344   if (reader_vulnerable_) {
 345     new PDFUnsupportedFeatureInterstitial(web_contents_, reader_webplugininfo_);
 346     return;
 347   }
 348
 349   Profile* profile =
 350       Profile::FromBrowserContext(web_contents_->GetBrowserContext());
 351   OpenPDFInReaderPromptDelegate* delegate =
 352       new PDFEnableAdobeReaderPromptDelegate(profile);
 353
 354   OpenUsingReader(web_contents_, reader_webplugininfo_, delegate);
 355 }
 356
 357 void PDFUnsupportedFeaturePromptDelegate::Cancel() {
 358   content::RecordAction(reader_installed_ ?
 359                         UserMetricsAction("PDF_UseReaderInfoBarCancel") :
 360                         UserMetricsAction("PDF_InstallReaderInfoBarCancel"));
 361 }
 362
 363 #if defined(OS_WIN) && defined(ENABLE_PLUGIN_INSTALLATION)
 364 void GotPluginsCallback(int process_id,
 365                         int routing_id,
 366                         const std::vector<content::WebPluginInfo>& plugins) {
 367   WebContents* web_contents =
 368       tab_util::GetWebContentsByID(process_id, routing_id);
 369   if (!web_contents)
 370     return;
 371
 372   const content::WebPluginInfo* reader = NULL;
 373   PluginFinder* plugin_finder = PluginFinder::GetInstance();
 374   for (size_t i = 0; i < plugins.size(); ++i) {
 375     scoped_ptr<PluginMetadata> plugin_metadata(
 376         plugin_finder->GetPluginMetadata(plugins[i]));
 377     if (plugin_metadata->identifier() != kAdobeReaderIdentifier)
 378       continue;
 379
 380     DCHECK(!reader);
 381     reader = &plugins[i];
 382     // If the Reader plugin is disabled by policy, don't prompt them.
 383     Profile* profile =
 384         Profile::FromBrowserContext(web_contents->GetBrowserContext());
 385     PluginPrefs* plugin_prefs = PluginPrefs::GetForProfile(profile);
 386     if (plugin_prefs->PolicyStatusForPlugin(plugin_metadata->name()) ==
 387         PluginPrefs::POLICY_DISABLED) {
 388       return;
 389     }
 390     break;
 391   }
 392
 393   scoped_ptr<OpenPDFInReaderPromptDelegate> prompt(
 394       new PDFUnsupportedFeaturePromptDelegate(
 395           web_contents, reader, plugin_finder));
 396   PDFTabHelper* pdf_tab_helper = PDFTabHelper::FromWebContents(web_contents);
 397   pdf_tab_helper->ShowOpenInReaderPrompt(prompt.Pass());
 398 }
 399 #endif  // defined(OS_WIN) && defined(ENABLE_PLUGIN_INSTALLATION)
 400
 401 }  // namespace
 402
 403 void PDFHasUnsupportedFeature(content::WebContents* web_contents) {
 404 #if defined(OS_WIN) && defined(ENABLE_PLUGIN_INSTALLATION)
 405   // Only works for Windows for now.  For Mac, we'll have to launch the file
 406   // externally since Adobe Reader doesn't work inside Chrome.
 407   PluginService::GetInstance()->GetPlugins(base::Bind(&GotPluginsCallback,
 408       web_contents->GetRenderProcessHost()->GetID(),
 409       web_contents->GetRenderViewHost()->GetRoutingID()));
 410 #endif
 411 }