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/android/tab_android.h"
6
7 #include "base/android/jni_android.h"
8 #include "base/android/jni_array.h"
9 #include "base/android/jni_string.h"
10 #include "base/debug/trace_event.h"
11 #include "chrome/browser/android/chrome_web_contents_delegate_android.h"
12 #include "chrome/browser/browser_about_handler.h"
13 #include "chrome/browser/chrome_notification_types.h"
14 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
15 #include "chrome/browser/favicon/favicon_tab_helper.h"
16 #include "chrome/browser/google/google_url_tracker_factory.h"
17 #include "chrome/browser/infobars/infobar_service.h"
18 #include "chrome/browser/prerender/prerender_contents.h"
19 #include "chrome/browser/prerender/prerender_manager.h"
20 #include "chrome/browser/prerender/prerender_manager_factory.h"
21 #include "chrome/browser/printing/print_view_manager_basic.h"
22 #include "chrome/browser/profiles/profile.h"
23 #include "chrome/browser/profiles/profile_android.h"
24 #include "chrome/browser/search/instant_service.h"
25 #include "chrome/browser/search/instant_service_factory.h"
26 #include "chrome/browser/search/search.h"
27 #include "chrome/browser/sessions/session_tab_helper.h"
28 #include "chrome/browser/sync/glue/synced_tab_delegate_android.h"
29 #include "chrome/browser/tab_contents/tab_util.h"
30 #include "chrome/browser/ui/android/content_settings/popup_blocked_infobar_delegate.h"
31 #include "chrome/browser/ui/android/context_menu_helper.h"
32 #include "chrome/browser/ui/android/infobars/infobar_container_android.h"
33 #include "chrome/browser/ui/android/tab_model/tab_model.h"
34 #include "chrome/browser/ui/android/tab_model/tab_model_list.h"
35 #include "chrome/browser/ui/android/window_android_helper.h"
36 #include "chrome/browser/ui/blocked_content/popup_blocker_tab_helper.h"
37 #include "chrome/browser/ui/search/instant_search_prerenderer.h"
38 #include "chrome/browser/ui/search/search_tab_helper.h"
39 #include "chrome/browser/ui/tab_contents/core_tab_helper.h"
40 #include "chrome/browser/ui/tab_helpers.h"
41 #include "chrome/browser/ui/toolbar/toolbar_model_impl.h"
42 #include "chrome/common/url_constants.h"
43 #include "components/google/core/browser/google_url_tracker.h"
44 #include "components/google/core/browser/google_util.h"
45 #include "components/infobars/core/infobar_container.h"
46 #include "components/url_fixer/url_fixer.h"
47 #include "content/public/browser/android/content_view_core.h"
48 #include "content/public/browser/navigation_entry.h"
49 #include "content/public/browser/notification_service.h"
50 #include "content/public/browser/render_process_host.h"
51 #include "content/public/browser/user_metrics.h"
52 #include "content/public/browser/web_contents.h"
53 #include "jni/Tab_jni.h"
54 #include "skia/ext/image_operations.h"
55 #include "third_party/WebKit/public/platform/WebReferrerPolicy.h"
56 #include "ui/base/resource/resource_bundle.h"
57 #include "ui/base/window_open_disposition.h"
58 #include "ui/gfx/android/device_display_info.h"
59 #include "ui/gfx/android/java_bitmap.h"
60 #include "ui/gfx/favicon_size.h"
61 #include "ui/gfx/image/image_skia.h"
62
63 using content::GlobalRequestID;
64 using content::NavigationController;
65 using content::WebContents;
66
67 namespace {
68
CreateTargetContents(const chrome::NavigateParams & params,const GURL & url)69 WebContents* CreateTargetContents(const chrome::NavigateParams& params,
70 const GURL& url) {
71 Profile* profile = params.initiating_profile;
72
73 if (profile->IsOffTheRecord() || params.disposition == OFF_THE_RECORD) {
74 profile = profile->GetOffTheRecordProfile();
75 }
76 WebContents::CreateParams create_params(
77 profile, tab_util::GetSiteInstanceForNewTab(profile, url));
78 if (params.source_contents) {
79 create_params.initial_size =
80 params.source_contents->GetContainerBounds().size();
81 if (params.should_set_opener)
82 create_params.opener = params.source_contents;
83 }
84 if (params.disposition == NEW_BACKGROUND_TAB)
85 create_params.initially_hidden = true;
86
87 WebContents* target_contents = WebContents::Create(create_params);
88
89 return target_contents;
90 }
91
MaybeSwapWithPrerender(const GURL & url,chrome::NavigateParams * params)92 bool MaybeSwapWithPrerender(const GURL& url, chrome::NavigateParams* params) {
93 Profile* profile =
94 Profile::FromBrowserContext(params->target_contents->GetBrowserContext());
95
96 prerender::PrerenderManager* prerender_manager =
97 prerender::PrerenderManagerFactory::GetForProfile(profile);
98 if (!prerender_manager)
99 return false;
100 return prerender_manager->MaybeUsePrerenderedPage(url, params);
101 }
102
103 } // namespace
104
FromWebContents(content::WebContents * web_contents)105 TabAndroid* TabAndroid::FromWebContents(content::WebContents* web_contents) {
106 CoreTabHelper* core_tab_helper = CoreTabHelper::FromWebContents(web_contents);
107 if (!core_tab_helper)
108 return NULL;
109
110 CoreTabHelperDelegate* core_delegate = core_tab_helper->delegate();
111 if (!core_delegate)
112 return NULL;
113
114 return static_cast<TabAndroid*>(core_delegate);
115 }
116
GetNativeTab(JNIEnv * env,jobject obj)117 TabAndroid* TabAndroid::GetNativeTab(JNIEnv* env, jobject obj) {
118 return reinterpret_cast<TabAndroid*>(Java_Tab_getNativePtr(env, obj));
119 }
120
AttachTabHelpers(content::WebContents * web_contents)121 void TabAndroid::AttachTabHelpers(content::WebContents* web_contents) {
122 DCHECK(web_contents);
123
124 TabHelpers::AttachTabHelpers(web_contents);
125 }
126
TabAndroid(JNIEnv * env,jobject obj)127 TabAndroid::TabAndroid(JNIEnv* env, jobject obj)
128 : weak_java_tab_(env, obj),
129 synced_tab_delegate_(new browser_sync::SyncedTabDelegateAndroid(this)) {
130 Java_Tab_setNativePtr(env, obj, reinterpret_cast<intptr_t>(this));
131 }
132
~TabAndroid()133 TabAndroid::~TabAndroid() {
134 JNIEnv* env = base::android::AttachCurrentThread();
135 Java_Tab_clearNativePtr(env, weak_java_tab_.get(env).obj());
136 }
137
GetJavaObject()138 base::android::ScopedJavaLocalRef<jobject> TabAndroid::GetJavaObject() {
139 JNIEnv* env = base::android::AttachCurrentThread();
140 return weak_java_tab_.get(env);
141 }
142
GetAndroidId() const143 int TabAndroid::GetAndroidId() const {
144 JNIEnv* env = base::android::AttachCurrentThread();
145 return Java_Tab_getId(env, weak_java_tab_.get(env).obj());
146 }
147
GetSyncId() const148 int TabAndroid::GetSyncId() const {
149 JNIEnv* env = base::android::AttachCurrentThread();
150 return Java_Tab_getSyncId(env, weak_java_tab_.get(env).obj());
151 }
152
GetTitle() const153 base::string16 TabAndroid::GetTitle() const {
154 JNIEnv* env = base::android::AttachCurrentThread();
155 return base::android::ConvertJavaStringToUTF16(
156 Java_Tab_getTitle(env, weak_java_tab_.get(env).obj()));
157 }
158
GetURL() const159 GURL TabAndroid::GetURL() const {
160 JNIEnv* env = base::android::AttachCurrentThread();
161 return GURL(base::android::ConvertJavaStringToUTF8(
162 Java_Tab_getUrl(env, weak_java_tab_.get(env).obj())));
163 }
164
LoadIfNeeded()165 bool TabAndroid::LoadIfNeeded() {
166 JNIEnv* env = base::android::AttachCurrentThread();
167 return Java_Tab_loadIfNeeded(env, weak_java_tab_.get(env).obj());
168 }
169
GetContentViewCore() const170 content::ContentViewCore* TabAndroid::GetContentViewCore() const {
171 if (!web_contents())
172 return NULL;
173
174 return content::ContentViewCore::FromWebContents(web_contents());
175 }
176
GetProfile() const177 Profile* TabAndroid::GetProfile() const {
178 if (!web_contents())
179 return NULL;
180
181 return Profile::FromBrowserContext(web_contents()->GetBrowserContext());
182 }
183
GetSyncedTabDelegate() const184 browser_sync::SyncedTabDelegate* TabAndroid::GetSyncedTabDelegate() const {
185 return synced_tab_delegate_.get();
186 }
187
SetWindowSessionID(SessionID::id_type window_id)188 void TabAndroid::SetWindowSessionID(SessionID::id_type window_id) {
189 session_window_id_.set_id(window_id);
190
191 if (!web_contents())
192 return;
193
194 SessionTabHelper* session_tab_helper =
195 SessionTabHelper::FromWebContents(web_contents());
196 session_tab_helper->SetWindowID(session_window_id_);
197 }
198
SetSyncId(int sync_id)199 void TabAndroid::SetSyncId(int sync_id) {
200 JNIEnv* env = base::android::AttachCurrentThread();
201 Java_Tab_setSyncId(env, weak_java_tab_.get(env).obj(), sync_id);
202 }
203
HandlePopupNavigation(chrome::NavigateParams * params)204 void TabAndroid::HandlePopupNavigation(chrome::NavigateParams* params) {
205 if (params->disposition != SUPPRESS_OPEN &&
206 params->disposition != SAVE_TO_DISK &&
207 params->disposition != IGNORE_ACTION) {
208 if (!params->url.is_empty()) {
209 bool was_blocked = false;
210 GURL url(params->url);
211 if (params->disposition == CURRENT_TAB) {
212 params->target_contents = web_contents_.get();
213 if (!MaybeSwapWithPrerender(url, params)) {
214 NavigationController::LoadURLParams load_url_params(url);
215 MakeLoadURLParams(params, &load_url_params);
216 params->target_contents->GetController().LoadURLWithParams(
217 load_url_params);
218 }
219 } else {
220 params->target_contents = CreateTargetContents(*params, url);
221 NavigationController::LoadURLParams load_url_params(url);
222 MakeLoadURLParams(params, &load_url_params);
223 params->target_contents->GetController().LoadURLWithParams(
224 load_url_params);
225 web_contents_delegate_->AddNewContents(params->source_contents,
226 params->target_contents,
227 params->disposition,
228 params->window_bounds,
229 params->user_gesture,
230 &was_blocked);
231 if (was_blocked)
232 params->target_contents = NULL;
233 }
234 }
235 }
236 }
237
ShouldWelcomePageLinkToTermsOfService()238 bool TabAndroid::ShouldWelcomePageLinkToTermsOfService() {
239 NOTIMPLEMENTED();
240 return false;
241 }
242
HasPrerenderedUrl(GURL gurl)243 bool TabAndroid::HasPrerenderedUrl(GURL gurl) {
244 prerender::PrerenderManager* prerender_manager = GetPrerenderManager();
245 if (!prerender_manager)
246 return false;
247
248 std::vector<content::WebContents*> contents =
249 prerender_manager->GetAllPrerenderingContents();
250 prerender::PrerenderContents* prerender_contents;
251 for (size_t i = 0; i < contents.size(); ++i) {
252 prerender_contents = prerender_manager->
253 GetPrerenderContents(contents.at(i));
254 if (prerender_contents->prerender_url() == gurl &&
255 prerender_contents->has_finished_loading()) {
256 return true;
257 }
258 }
259 return false;
260 }
261
MakeLoadURLParams(chrome::NavigateParams * params,NavigationController::LoadURLParams * load_url_params)262 void TabAndroid::MakeLoadURLParams(
263 chrome::NavigateParams* params,
264 NavigationController::LoadURLParams* load_url_params) {
265 load_url_params->referrer = params->referrer;
266 load_url_params->frame_tree_node_id = params->frame_tree_node_id;
267 load_url_params->redirect_chain = params->redirect_chain;
268 load_url_params->transition_type = params->transition;
269 load_url_params->extra_headers = params->extra_headers;
270 load_url_params->should_replace_current_entry =
271 params->should_replace_current_entry;
272
273 if (params->transferred_global_request_id != GlobalRequestID()) {
274 load_url_params->transferred_global_request_id =
275 params->transferred_global_request_id;
276 }
277 load_url_params->is_renderer_initiated = params->is_renderer_initiated;
278
279 // Only allows the browser-initiated navigation to use POST.
280 if (params->uses_post && !params->is_renderer_initiated) {
281 load_url_params->load_type =
282 NavigationController::LOAD_TYPE_BROWSER_INITIATED_HTTP_POST;
283 load_url_params->browser_initiated_post_data =
284 params->browser_initiated_post_data;
285 }
286 }
287
SwapTabContents(content::WebContents * old_contents,content::WebContents * new_contents,bool did_start_load,bool did_finish_load)288 void TabAndroid::SwapTabContents(content::WebContents* old_contents,
289 content::WebContents* new_contents,
290 bool did_start_load,
291 bool did_finish_load) {
292 JNIEnv* env = base::android::AttachCurrentThread();
293
294 // We need to notify the native InfobarContainer so infobars can be swapped.
295 InfoBarContainerAndroid* infobar_container =
296 reinterpret_cast<InfoBarContainerAndroid*>(
297 Java_Tab_getNativeInfoBarContainer(
298 env,
299 weak_java_tab_.get(env).obj()));
300 InfoBarService* new_infobar_service =
301 new_contents ? InfoBarService::FromWebContents(new_contents) : NULL;
302 infobar_container->ChangeInfoBarManager(new_infobar_service);
303
304 Java_Tab_swapWebContents(
305 env,
306 weak_java_tab_.get(env).obj(),
307 reinterpret_cast<intptr_t>(new_contents),
308 did_start_load,
309 did_finish_load);
310 }
311
DefaultSearchProviderChanged()312 void TabAndroid::DefaultSearchProviderChanged() {
313 // TODO(kmadhusu): Move this function definition to a common place and update
314 // BrowserInstantController::DefaultSearchProviderChanged to use the same.
315 if (!web_contents())
316 return;
317
318 InstantService* instant_service =
319 InstantServiceFactory::GetForProfile(GetProfile());
320 if (!instant_service)
321 return;
322
323 // Send new search URLs to the renderer.
324 content::RenderProcessHost* rph = web_contents()->GetRenderProcessHost();
325 instant_service->SendSearchURLsToRenderer(rph);
326
327 // Reload the contents to ensure that it gets assigned to a non-previledged
328 // renderer.
329 if (!instant_service->IsInstantProcess(rph->GetID()))
330 return;
331 web_contents()->GetController().Reload(false);
332
333 // As the reload was not triggered by the user we don't want to close any
334 // infobars. We have to tell the InfoBarService after the reload, otherwise it
335 // would ignore this call when
336 // WebContentsObserver::DidStartNavigationToPendingEntry is invoked.
337 InfoBarService::FromWebContents(web_contents())->set_ignore_next_reload();
338 }
339
OnWebContentsInstantSupportDisabled(const content::WebContents * contents)340 void TabAndroid::OnWebContentsInstantSupportDisabled(
341 const content::WebContents* contents) {
342 DCHECK(contents);
343 if (web_contents() != contents)
344 return;
345
346 JNIEnv* env = base::android::AttachCurrentThread();
347 Java_Tab_onWebContentsInstantSupportDisabled(env,
348 weak_java_tab_.get(env).obj());
349 }
350
Observe(int type,const content::NotificationSource & source,const content::NotificationDetails & details)351 void TabAndroid::Observe(int type,
352 const content::NotificationSource& source,
353 const content::NotificationDetails& details) {
354 JNIEnv* env = base::android::AttachCurrentThread();
355 switch (type) {
356 case chrome::NOTIFICATION_WEB_CONTENT_SETTINGS_CHANGED: {
357 TabSpecificContentSettings* settings =
358 TabSpecificContentSettings::FromWebContents(web_contents());
359 if (!settings->IsBlockageIndicated(CONTENT_SETTINGS_TYPE_POPUPS)) {
360 // TODO(dfalcantara): Create an InfoBarDelegate to keep the
361 // PopupBlockedInfoBar logic native-side instead of straddling the JNI
362 // boundary.
363 int num_popups = 0;
364 PopupBlockerTabHelper* popup_blocker_helper =
365 PopupBlockerTabHelper::FromWebContents(web_contents());
366 if (popup_blocker_helper)
367 num_popups = popup_blocker_helper->GetBlockedPopupsCount();
368
369 if (num_popups > 0)
370 PopupBlockedInfoBarDelegate::Create(web_contents(), num_popups);
371
372 settings->SetBlockageHasBeenIndicated(CONTENT_SETTINGS_TYPE_POPUPS);
373 }
374 break;
375 }
376 case chrome::NOTIFICATION_FAVICON_UPDATED:
377 Java_Tab_onFaviconUpdated(env, weak_java_tab_.get(env).obj());
378 break;
379 case content::NOTIFICATION_NAV_ENTRY_CHANGED:
380 Java_Tab_onNavEntryChanged(env, weak_java_tab_.get(env).obj());
381 break;
382 default:
383 NOTREACHED() << "Unexpected notification " << type;
384 break;
385 }
386 }
387
Destroy(JNIEnv * env,jobject obj)388 void TabAndroid::Destroy(JNIEnv* env, jobject obj) {
389 delete this;
390 }
391
InitWebContents(JNIEnv * env,jobject obj,jboolean incognito,jobject jcontent_view_core,jobject jweb_contents_delegate,jobject jcontext_menu_populator)392 void TabAndroid::InitWebContents(JNIEnv* env,
393 jobject obj,
394 jboolean incognito,
395 jobject jcontent_view_core,
396 jobject jweb_contents_delegate,
397 jobject jcontext_menu_populator) {
398 content::ContentViewCore* content_view_core =
399 content::ContentViewCore::GetNativeContentViewCore(env,
400 jcontent_view_core);
401 DCHECK(content_view_core);
402 DCHECK(content_view_core->GetWebContents());
403
404 web_contents_.reset(content_view_core->GetWebContents());
405 AttachTabHelpers(web_contents_.get());
406
407 SetWindowSessionID(session_window_id_.id());
408
409 session_tab_id_.set_id(
410 SessionTabHelper::FromWebContents(web_contents())->session_id().id());
411 ContextMenuHelper::FromWebContents(web_contents())->SetPopulator(
412 jcontext_menu_populator);
413 WindowAndroidHelper::FromWebContents(web_contents())->
414 SetWindowAndroid(content_view_core->GetWindowAndroid());
415 CoreTabHelper::FromWebContents(web_contents())->set_delegate(this);
416 SearchTabHelper::FromWebContents(web_contents())->set_delegate(this);
417 web_contents_delegate_.reset(
418 new chrome::android::ChromeWebContentsDelegateAndroid(
419 env, jweb_contents_delegate));
420 web_contents_delegate_->LoadProgressChanged(web_contents(), 0);
421 web_contents()->SetDelegate(web_contents_delegate_.get());
422
423 notification_registrar_.Add(
424 this,
425 chrome::NOTIFICATION_WEB_CONTENT_SETTINGS_CHANGED,
426 content::Source<content::WebContents>(web_contents()));
427 notification_registrar_.Add(
428 this,
429 chrome::NOTIFICATION_FAVICON_UPDATED,
430 content::Source<content::WebContents>(web_contents()));
431 notification_registrar_.Add(
432 this,
433 content::NOTIFICATION_NAV_ENTRY_CHANGED,
434 content::Source<content::NavigationController>(
435 &web_contents()->GetController()));
436
437 synced_tab_delegate_->SetWebContents(web_contents());
438
439 // Verify that the WebContents this tab represents matches the expected
440 // off the record state.
441 CHECK_EQ(GetProfile()->IsOffTheRecord(), incognito);
442
443 InstantService* instant_service =
444 InstantServiceFactory::GetForProfile(GetProfile());
445 if (instant_service)
446 instant_service->AddObserver(this);
447 }
448
DestroyWebContents(JNIEnv * env,jobject obj,jboolean delete_native)449 void TabAndroid::DestroyWebContents(JNIEnv* env,
450 jobject obj,
451 jboolean delete_native) {
452 DCHECK(web_contents());
453
454 notification_registrar_.Remove(
455 this,
456 chrome::NOTIFICATION_WEB_CONTENT_SETTINGS_CHANGED,
457 content::Source<content::WebContents>(web_contents()));
458 notification_registrar_.Remove(
459 this,
460 chrome::NOTIFICATION_FAVICON_UPDATED,
461 content::Source<content::WebContents>(web_contents()));
462 notification_registrar_.Remove(
463 this,
464 content::NOTIFICATION_NAV_ENTRY_CHANGED,
465 content::Source<content::NavigationController>(
466 &web_contents()->GetController()));
467
468 InstantService* instant_service =
469 InstantServiceFactory::GetForProfile(GetProfile());
470 if (instant_service)
471 instant_service->RemoveObserver(this);
472
473 web_contents()->SetDelegate(NULL);
474
475 if (delete_native) {
476 web_contents_.reset();
477 synced_tab_delegate_->ResetWebContents();
478 } else {
479 // Release the WebContents so it does not get deleted by the scoped_ptr.
480 ignore_result(web_contents_.release());
481 }
482 }
483
GetProfileAndroid(JNIEnv * env,jobject obj)484 base::android::ScopedJavaLocalRef<jobject> TabAndroid::GetProfileAndroid(
485 JNIEnv* env,
486 jobject obj) {
487 Profile* profile = GetProfile();
488 if (!profile)
489 return base::android::ScopedJavaLocalRef<jobject>();
490 ProfileAndroid* profile_android = ProfileAndroid::FromProfile(profile);
491 if (!profile_android)
492 return base::android::ScopedJavaLocalRef<jobject>();
493
494 return profile_android->GetJavaObject();
495 }
496
LoadUrl(JNIEnv * env,jobject obj,jstring url,jstring j_extra_headers,jbyteArray j_post_data,jint page_transition,jstring j_referrer_url,jint referrer_policy,jboolean is_renderer_initiated)497 TabAndroid::TabLoadStatus TabAndroid::LoadUrl(JNIEnv* env,
498 jobject obj,
499 jstring url,
500 jstring j_extra_headers,
501 jbyteArray j_post_data,
502 jint page_transition,
503 jstring j_referrer_url,
504 jint referrer_policy,
505 jboolean is_renderer_initiated) {
506 if (!web_contents())
507 return PAGE_LOAD_FAILED;
508
509 GURL gurl(base::android::ConvertJavaStringToUTF8(env, url));
510 if (gurl.is_empty())
511 return PAGE_LOAD_FAILED;
512
513 // If the page was prerendered, use it.
514 // Note in incognito mode, we don't have a PrerenderManager.
515
516 prerender::PrerenderManager* prerender_manager =
517 prerender::PrerenderManagerFactory::GetForProfile(GetProfile());
518 if (prerender_manager) {
519 bool prefetched_page_loaded = HasPrerenderedUrl(gurl);
520 // Getting the load status before MaybeUsePrerenderedPage() b/c it resets.
521 chrome::NavigateParams params(NULL, web_contents());
522 InstantSearchPrerenderer* prerenderer =
523 InstantSearchPrerenderer::GetForProfile(GetProfile());
524 if (prerenderer) {
525 const base::string16& search_terms =
526 chrome::ExtractSearchTermsFromURL(GetProfile(), gurl);
527 if (!search_terms.empty() &&
528 prerenderer->CanCommitQuery(web_contents_.get(), search_terms)) {
529 prerenderer->Commit(search_terms);
530
531 if (prerenderer->UsePrerenderedPage(gurl, ¶ms))
532 return FULL_PRERENDERED_PAGE_LOAD;
533 }
534 prerenderer->Cancel();
535 }
536 if (prerender_manager->MaybeUsePrerenderedPage(gurl, ¶ms)) {
537 return prefetched_page_loaded ?
538 FULL_PRERENDERED_PAGE_LOAD : PARTIAL_PRERENDERED_PAGE_LOAD;
539 }
540 }
541
542 GURL fixed_url(
543 url_fixer::FixupURL(gurl.possibly_invalid_spec(), std::string()));
544 if (!fixed_url.is_valid())
545 return PAGE_LOAD_FAILED;
546
547 if (!HandleNonNavigationAboutURL(fixed_url)) {
548 // Notify the GoogleURLTracker of searches, it might want to change the
549 // actual Google site used (for instance when in the UK, google.co.uk, when
550 // in the US google.com).
551 // Note that this needs to happen before we initiate the navigation as the
552 // GoogleURLTracker uses the navigation pending notification to trigger the
553 // infobar.
554 if (google_util::IsGoogleSearchUrl(fixed_url) &&
555 (page_transition & ui::PAGE_TRANSITION_GENERATED)) {
556 GoogleURLTracker* tracker =
557 GoogleURLTrackerFactory::GetForProfile(GetProfile());
558 if (tracker)
559 tracker->SearchCommitted();
560 }
561
562 // Record UMA "ShowHistory" here. That way it'll pick up both user
563 // typing chrome://history as well as selecting from the drop down menu.
564 if (fixed_url.spec() == chrome::kChromeUIHistoryURL) {
565 content::RecordAction(base::UserMetricsAction("ShowHistory"));
566 }
567
568 content::NavigationController::LoadURLParams load_params(fixed_url);
569 if (j_extra_headers) {
570 load_params.extra_headers = base::android::ConvertJavaStringToUTF8(
571 env,
572 j_extra_headers);
573 }
574 if (j_post_data) {
575 load_params.load_type =
576 content::NavigationController::LOAD_TYPE_BROWSER_INITIATED_HTTP_POST;
577 std::vector<uint8> post_data;
578 base::android::JavaByteArrayToByteVector(env, j_post_data, &post_data);
579 load_params.browser_initiated_post_data =
580 base::RefCountedBytes::TakeVector(&post_data);
581 }
582 load_params.transition_type =
583 ui::PageTransitionFromInt(page_transition);
584 if (j_referrer_url) {
585 load_params.referrer = content::Referrer(
586 GURL(base::android::ConvertJavaStringToUTF8(env, j_referrer_url)),
587 static_cast<blink::WebReferrerPolicy>(referrer_policy));
588 }
589 const base::string16 search_terms =
590 chrome::ExtractSearchTermsFromURL(GetProfile(), gurl);
591 SearchTabHelper* search_tab_helper =
592 SearchTabHelper::FromWebContents(web_contents_.get());
593 if (!search_terms.empty() && search_tab_helper &&
594 search_tab_helper->SupportsInstant()) {
595 search_tab_helper->Submit(search_terms);
596 return DEFAULT_PAGE_LOAD;
597 }
598 load_params.is_renderer_initiated = is_renderer_initiated;
599 web_contents()->GetController().LoadURLWithParams(load_params);
600 }
601 return DEFAULT_PAGE_LOAD;
602 }
603
GetSecurityLevel(JNIEnv * env,jobject obj)604 ToolbarModel::SecurityLevel TabAndroid::GetSecurityLevel(JNIEnv* env,
605 jobject obj) {
606 return ToolbarModelImpl::GetSecurityLevelForWebContents(web_contents());
607 }
608
SetActiveNavigationEntryTitleForUrl(JNIEnv * env,jobject obj,jstring jurl,jstring jtitle)609 void TabAndroid::SetActiveNavigationEntryTitleForUrl(JNIEnv* env,
610 jobject obj,
611 jstring jurl,
612 jstring jtitle) {
613 DCHECK(web_contents());
614
615 base::string16 title;
616 if (jtitle)
617 title = base::android::ConvertJavaStringToUTF16(env, jtitle);
618
619 std::string url;
620 if (jurl)
621 url = base::android::ConvertJavaStringToUTF8(env, jurl);
622
623 content::NavigationEntry* entry =
624 web_contents()->GetController().GetVisibleEntry();
625 if (entry && url == entry->GetVirtualURL().spec())
626 entry->SetTitle(title);
627 }
628
Print(JNIEnv * env,jobject obj)629 bool TabAndroid::Print(JNIEnv* env, jobject obj) {
630 if (!web_contents())
631 return false;
632
633 printing::PrintViewManagerBasic::CreateForWebContents(web_contents());
634 printing::PrintViewManagerBasic* print_view_manager =
635 printing::PrintViewManagerBasic::FromWebContents(web_contents());
636 if (print_view_manager == NULL)
637 return false;
638
639 print_view_manager->PrintNow();
640 return true;
641 }
642
GetFavicon(JNIEnv * env,jobject obj)643 ScopedJavaLocalRef<jobject> TabAndroid::GetFavicon(JNIEnv* env, jobject obj) {
644 ScopedJavaLocalRef<jobject> bitmap;
645 FaviconTabHelper* favicon_tab_helper =
646 FaviconTabHelper::FromWebContents(web_contents_.get());
647
648 if (!favicon_tab_helper)
649 return bitmap;
650
651 // If the favicon isn't valid, it will return a default bitmap.
652
653 SkBitmap favicon =
654 favicon_tab_helper->GetFavicon()
655 .AsImageSkia()
656 .GetRepresentation(
657 ResourceBundle::GetSharedInstance().GetMaxScaleFactor())
658 .sk_bitmap();
659
660 if (favicon.empty()) {
661 favicon = favicon_tab_helper->GetFavicon().AsBitmap();
662 }
663
664 if (!favicon.empty()) {
665 gfx::DeviceDisplayInfo device_info;
666 const float device_scale_factor = device_info.GetDIPScale();
667 int target_size_dip = device_scale_factor * gfx::kFaviconSize;
668 if (favicon.width() != target_size_dip ||
669 favicon.height() != target_size_dip) {
670 favicon =
671 skia::ImageOperations::Resize(favicon,
672 skia::ImageOperations::RESIZE_BEST,
673 target_size_dip,
674 target_size_dip);
675 }
676
677 bitmap = gfx::ConvertToJavaBitmap(&favicon);
678 }
679 return bitmap;
680 }
681
IsFaviconValid(JNIEnv * env,jobject jobj)682 jboolean TabAndroid::IsFaviconValid(JNIEnv* env, jobject jobj) {
683 return web_contents() &&
684 FaviconTabHelper::FromWebContents(web_contents())->FaviconIsValid();
685 }
686
GetPrerenderManager() const687 prerender::PrerenderManager* TabAndroid::GetPrerenderManager() const {
688 Profile* profile = GetProfile();
689 if (!profile)
690 return NULL;
691 return prerender::PrerenderManagerFactory::GetForProfile(profile);
692 }
693
Init(JNIEnv * env,jobject obj)694 static void Init(JNIEnv* env, jobject obj) {
695 TRACE_EVENT0("native", "TabAndroid::Init");
696 // This will automatically bind to the Java object and pass ownership there.
697 new TabAndroid(env, obj);
698 }
699
RegisterTabAndroid(JNIEnv * env)700 bool TabAndroid::RegisterTabAndroid(JNIEnv* env) {
701 return RegisterNativesImpl(env);
702 }
703