src/chrome/browser/chrome_quota_permission_context.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/chrome_quota_permission_context.h"
   6
   7 #include <string>
   8
   9 #include "base/bind.h"
  10 #include "base/prefs/pref_service.h"
  11 #include "base/strings/utf_string_conversions.h"
  12 #include "chrome/browser/infobars/infobar_service.h"
  13 #include "chrome/browser/profiles/profile.h"
  14 #include "chrome/browser/tab_contents/tab_util.h"
  15 #include "chrome/browser/ui/website_settings/permission_bubble_manager.h"
  16 #include "chrome/browser/ui/website_settings/permission_bubble_request.h"
  17 #include "chrome/common/pref_names.h"
  18 #include "chrome/grit/generated_resources.h"
  19 #include "chrome/grit/locale_settings.h"
  20 #include "components/infobars/core/confirm_infobar_delegate.h"
  21 #include "components/infobars/core/infobar.h"
  22 #include "content/public/browser/browser_thread.h"
  23 #include "content/public/browser/navigation_details.h"
  24 #include "content/public/browser/web_contents.h"
  25 #include "grit/theme_resources.h"
  26 #include "net/base/net_util.h"
  27 #include "storage/common/quota/quota_types.h"
  28 #include "ui/base/l10n/l10n_util.h"
  29 #include "url/gurl.h"
  30
  31 namespace {
  32
  33 // If the site requested larger quota than this threshold, show a different
  34 // message to the user.
  35 const int64 kRequestLargeQuotaThreshold = 5 * 1024 * 1024;
  36
  37 // QuotaPermissionRequest ---------------------------------------------
  38
  39 class QuotaPermissionRequest : public PermissionBubbleRequest {
  40  public:
  41   QuotaPermissionRequest(
  42       ChromeQuotaPermissionContext* context,
  43       const GURL& origin_url,
  44       int64 requested_quota,
  45       bool user_gesture,
  46       const std::string& display_languages,
  47       const content::QuotaPermissionContext::PermissionCallback& callback);
  48
  49   ~QuotaPermissionRequest() override;
  50
  51   // PermissionBubbleRequest:
  52   int GetIconID() const override;
  53   base::string16 GetMessageText() const override;
  54   base::string16 GetMessageTextFragment() const override;
  55   bool HasUserGesture() const override;
  56   GURL GetRequestingHostname() const override;
  57   void PermissionGranted() override;
  58   void PermissionDenied() override;
  59   void Cancelled() override;
  60   void RequestFinished() override;
  61
  62  private:
  63   scoped_refptr<ChromeQuotaPermissionContext> context_;
  64   GURL origin_url_;
  65   std::string display_languages_;
  66   int64 requested_quota_;
  67   bool user_gesture_;
  68   content::QuotaPermissionContext::PermissionCallback callback_;
  69
  70   DISALLOW_COPY_AND_ASSIGN(QuotaPermissionRequest);
  71 };
  72
  73 QuotaPermissionRequest::QuotaPermissionRequest(
  74     ChromeQuotaPermissionContext* context,
  75     const GURL& origin_url,
  76     int64 requested_quota,
  77     bool user_gesture,
  78     const std::string& display_languages,
  79     const content::QuotaPermissionContext::PermissionCallback& callback)
  80     : context_(context),
  81       origin_url_(origin_url),
  82       display_languages_(display_languages),
  83       requested_quota_(requested_quota),
  84       user_gesture_(user_gesture),
  85       callback_(callback) {}
  86
  87 QuotaPermissionRequest::~QuotaPermissionRequest() {}
  88
  89 int QuotaPermissionRequest::GetIconID() const {
  90   // TODO(gbillock): get the proper image here
  91   return IDR_INFOBAR_WARNING;
  92 }
  93
  94 base::string16 QuotaPermissionRequest::GetMessageText() const {
  95   return l10n_util::GetStringFUTF16(
  96       (requested_quota_ > kRequestLargeQuotaThreshold ?
  97           IDS_REQUEST_LARGE_QUOTA_INFOBAR_QUESTION :
  98           IDS_REQUEST_QUOTA_INFOBAR_QUESTION),
  99       net::FormatUrl(origin_url_, display_languages_,
 100                      net::kFormatUrlOmitUsernamePassword |
 101                      net::kFormatUrlOmitTrailingSlashOnBareHostname,
 102                      net::UnescapeRule::SPACES, NULL, NULL, NULL)
 103   );
 104 }
 105
 106 base::string16 QuotaPermissionRequest::GetMessageTextFragment() const {
 107   return l10n_util::GetStringUTF16(IDS_REQUEST_QUOTA_PERMISSION_FRAGMENT);
 108 }
 109
 110 bool QuotaPermissionRequest::HasUserGesture() const {
 111   return user_gesture_;
 112 }
 113
 114 GURL QuotaPermissionRequest::GetRequestingHostname() const {
 115   return origin_url_;
 116 }
 117
 118 void QuotaPermissionRequest::PermissionGranted() {
 119   context_->DispatchCallbackOnIOThread(
 120       callback_,
 121       content::QuotaPermissionContext::QUOTA_PERMISSION_RESPONSE_ALLOW);
 122   callback_ = content::QuotaPermissionContext::PermissionCallback();
 123 }
 124
 125 void QuotaPermissionRequest::PermissionDenied() {
 126   context_->DispatchCallbackOnIOThread(
 127       callback_,
 128       content::QuotaPermissionContext::QUOTA_PERMISSION_RESPONSE_DISALLOW);
 129   callback_ = content::QuotaPermissionContext::PermissionCallback();
 130 }
 131
 132 void QuotaPermissionRequest::Cancelled() {
 133 }
 134
 135 void QuotaPermissionRequest::RequestFinished() {
 136   if (!callback_.is_null()) {
 137     context_->DispatchCallbackOnIOThread(
 138         callback_,
 139         content::QuotaPermissionContext::QUOTA_PERMISSION_RESPONSE_CANCELLED);
 140   }
 141
 142   delete this;
 143 }
 144
 145
 146 // RequestQuotaInfoBarDelegate ------------------------------------------------
 147
 148 class RequestQuotaInfoBarDelegate : public ConfirmInfoBarDelegate {
 149  public:
 150   // Creates a request quota infobar and delegate and adds the infobar to
 151   // |infobar_service|.
 152   static void Create(
 153       InfoBarService* infobar_service,
 154       ChromeQuotaPermissionContext* context,
 155       const GURL& origin_url,
 156       int64 requested_quota,
 157       const std::string& display_languages,
 158       const content::QuotaPermissionContext::PermissionCallback& callback);
 159
 160  private:
 161   RequestQuotaInfoBarDelegate(
 162       ChromeQuotaPermissionContext* context,
 163       const GURL& origin_url,
 164       int64 requested_quota,
 165       const std::string& display_languages,
 166       const content::QuotaPermissionContext::PermissionCallback& callback);
 167   ~RequestQuotaInfoBarDelegate() override;
 168
 169   // ConfirmInfoBarDelegate:
 170   base::string16 GetMessageText() const override;
 171   bool Accept() override;
 172   bool Cancel() override;
 173
 174   scoped_refptr<ChromeQuotaPermissionContext> context_;
 175   GURL origin_url_;
 176   std::string display_languages_;
 177   int64 requested_quota_;
 178   content::QuotaPermissionContext::PermissionCallback callback_;
 179
 180   DISALLOW_COPY_AND_ASSIGN(RequestQuotaInfoBarDelegate);
 181 };
 182
 183 // static
 184 void RequestQuotaInfoBarDelegate::Create(
 185     InfoBarService* infobar_service,
 186     ChromeQuotaPermissionContext* context,
 187     const GURL& origin_url,
 188     int64 requested_quota,
 189     const std::string& display_languages,
 190     const content::QuotaPermissionContext::PermissionCallback& callback) {
 191   infobar_service->AddInfoBar(ConfirmInfoBarDelegate::CreateInfoBar(
 192       scoped_ptr<ConfirmInfoBarDelegate>(new RequestQuotaInfoBarDelegate(
 193           context, origin_url, requested_quota, display_languages, callback))));
 194 }
 195
 196 RequestQuotaInfoBarDelegate::RequestQuotaInfoBarDelegate(
 197     ChromeQuotaPermissionContext* context,
 198     const GURL& origin_url,
 199     int64 requested_quota,
 200     const std::string& display_languages,
 201     const content::QuotaPermissionContext::PermissionCallback& callback)
 202     : ConfirmInfoBarDelegate(),
 203       context_(context),
 204       origin_url_(origin_url),
 205       display_languages_(display_languages),
 206       requested_quota_(requested_quota),
 207       callback_(callback) {
 208 }
 209
 210 RequestQuotaInfoBarDelegate::~RequestQuotaInfoBarDelegate() {
 211   if (!callback_.is_null()) {
 212     context_->DispatchCallbackOnIOThread(
 213         callback_,
 214         content::QuotaPermissionContext::QUOTA_PERMISSION_RESPONSE_CANCELLED);
 215   }
 216 }
 217
 218 base::string16 RequestQuotaInfoBarDelegate::GetMessageText() const {
 219   // If the site requested larger quota than this threshold, show a different
 220   // message to the user.
 221   return l10n_util::GetStringFUTF16(
 222       (requested_quota_ > kRequestLargeQuotaThreshold ?
 223           IDS_REQUEST_LARGE_QUOTA_INFOBAR_QUESTION :
 224           IDS_REQUEST_QUOTA_INFOBAR_QUESTION),
 225       net::FormatUrl(origin_url_, display_languages_,
 226                      net::kFormatUrlOmitUsernamePassword |
 227                      net::kFormatUrlOmitTrailingSlashOnBareHostname,
 228                      net::UnescapeRule::SPACES, NULL, NULL, NULL)
 229       );
 230 }
 231
 232 bool RequestQuotaInfoBarDelegate::Accept() {
 233   context_->DispatchCallbackOnIOThread(
 234       callback_,
 235       content::QuotaPermissionContext::QUOTA_PERMISSION_RESPONSE_ALLOW);
 236   return true;
 237 }
 238
 239 bool RequestQuotaInfoBarDelegate::Cancel() {
 240   context_->DispatchCallbackOnIOThread(
 241       callback_,
 242       content::QuotaPermissionContext::QUOTA_PERMISSION_RESPONSE_CANCELLED);
 243   return true;
 244 }
 245
 246 }  // namespace
 247
 248
 249 // ChromeQuotaPermissionContext -----------------------------------------------
 250
 251 ChromeQuotaPermissionContext::ChromeQuotaPermissionContext() {
 252 }
 253
 254 void ChromeQuotaPermissionContext::RequestQuotaPermission(
 255     const content::StorageQuotaParams& params,
 256     int render_process_id,
 257     const PermissionCallback& callback) {
 258   if (params.storage_type != storage::kStorageTypePersistent) {
 259     // For now we only support requesting quota with this interface
 260     // for Persistent storage type.
 261     callback.Run(QUOTA_PERMISSION_RESPONSE_DISALLOW);
 262     return;
 263   }
 264
 265   if (!content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)) {
 266     content::BrowserThread::PostTask(
 267         content::BrowserThread::UI, FROM_HERE,
 268         base::Bind(&ChromeQuotaPermissionContext::RequestQuotaPermission, this,
 269                    params, render_process_id, callback));
 270     return;
 271   }
 272
 273   content::WebContents* web_contents =
 274       tab_util::GetWebContentsByID(render_process_id,
 275                                    params.render_view_id);
 276   if (!web_contents) {
 277     // The tab may have gone away or the request may not be from a tab.
 278     LOG(WARNING) << "Attempt to request quota tabless renderer: "
 279                  << render_process_id << "," << params.render_view_id;
 280     DispatchCallbackOnIOThread(callback, QUOTA_PERMISSION_RESPONSE_CANCELLED);
 281     return;
 282   }
 283
 284   if (PermissionBubbleManager::Enabled()) {
 285     PermissionBubbleManager* bubble_manager =
 286         PermissionBubbleManager::FromWebContents(web_contents);
 287     if (bubble_manager) {
 288       bubble_manager->AddRequest(new QuotaPermissionRequest(this,
 289               params.origin_url, params.requested_size, params.user_gesture,
 290               Profile::FromBrowserContext(web_contents->GetBrowserContext())->
 291                   GetPrefs()->GetString(prefs::kAcceptLanguages),
 292               callback));
 293     }
 294     return;
 295   }
 296
 297   InfoBarService* infobar_service =
 298       InfoBarService::FromWebContents(web_contents);
 299   if (!infobar_service) {
 300     // The tab has no infobar service.
 301     LOG(WARNING) << "Attempt to request quota from a background page: "
 302                  << render_process_id << "," << params.render_view_id;
 303     DispatchCallbackOnIOThread(callback, QUOTA_PERMISSION_RESPONSE_CANCELLED);
 304     return;
 305   }
 306   RequestQuotaInfoBarDelegate::Create(
 307       infobar_service, this, params.origin_url, params.requested_size,
 308       Profile::FromBrowserContext(web_contents->GetBrowserContext())->
 309           GetPrefs()->GetString(prefs::kAcceptLanguages),
 310       callback);
 311 }
 312
 313 void ChromeQuotaPermissionContext::DispatchCallbackOnIOThread(
 314     const PermissionCallback& callback,
 315     QuotaPermissionResponse response) {
 316   DCHECK_EQ(false, callback.is_null());
 317
 318   if (!content::BrowserThread::CurrentlyOn(content::BrowserThread::IO)) {
 319     content::BrowserThread::PostTask(
 320         content::BrowserThread::IO, FROM_HERE,
 321         base::Bind(&ChromeQuotaPermissionContext::DispatchCallbackOnIOThread,
 322                    this, callback, response));
 323     return;
 324   }
 325
 326   callback.Run(response);
 327 }
 328
 329 ChromeQuotaPermissionContext::~ChromeQuotaPermissionContext() {}