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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #import "ios/web/navigation/navigation_manager_impl.h" | 5 #import "ios/web/navigation/navigation_manager_impl.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 | 8 |
9 #include <utility> | 9 #include <utility> |
10 | 10 |
11 #include "base/logging.h" | 11 #include "base/logging.h" |
12 #import "ios/web/navigation/crw_session_controller+private_constructors.h" | 12 #import "ios/web/navigation/crw_session_controller+private_constructors.h" |
13 #import "ios/web/navigation/crw_session_controller.h" | 13 #import "ios/web/navigation/crw_session_controller.h" |
14 #import "ios/web/navigation/navigation_item_impl.h" | 14 #import "ios/web/navigation/navigation_item_impl.h" |
15 #import "ios/web/navigation/navigation_manager_delegate.h" | 15 #import "ios/web/navigation/navigation_manager_delegate.h" |
16 #include "ios/web/navigation/navigation_manager_facade_delegate.h" | 16 #include "ios/web/navigation/navigation_manager_facade_delegate.h" |
17 #include "ios/web/public/load_committed_details.h" | 17 #include "ios/web/public/load_committed_details.h" |
18 #import "ios/web/public/navigation_item.h" | 18 #import "ios/web/public/navigation_item.h" |
19 #import "ios/web/public/web_client.h" | |
19 #import "ios/web/public/web_state/web_state.h" | 20 #import "ios/web/public/web_state/web_state.h" |
20 #include "ui/base/page_transition_types.h" | 21 #include "ui/base/page_transition_types.h" |
21 | 22 |
22 #if !defined(__has_feature) || !__has_feature(objc_arc) | 23 #if !defined(__has_feature) || !__has_feature(objc_arc) |
23 #error "This file requires ARC support." | 24 #error "This file requires ARC support." |
24 #endif | 25 #endif |
25 | 26 |
26 namespace { | 27 namespace { |
27 | 28 |
28 // Checks whether or not two URL are an in-page navigation (differing only | 29 // Checks whether or not two URL are an in-page navigation (differing only |
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177 void NavigationManagerImpl::AddPendingItem( | 178 void NavigationManagerImpl::AddPendingItem( |
178 const GURL& url, | 179 const GURL& url, |
179 const web::Referrer& referrer, | 180 const web::Referrer& referrer, |
180 ui::PageTransition navigation_type, | 181 ui::PageTransition navigation_type, |
181 NavigationInitiationType initiation_type) { | 182 NavigationInitiationType initiation_type) { |
182 [session_controller_ addPendingItem:url | 183 [session_controller_ addPendingItem:url |
183 referrer:referrer | 184 referrer:referrer |
184 transition:navigation_type | 185 transition:navigation_type |
185 initiationType:initiation_type]; | 186 initiationType:initiation_type]; |
186 | 187 |
187 // Do nothing if pending item is the same as last committed item. | 188 // Set the user agent type for web URLs. |
188 if (GetPendingItem()) { | 189 NavigationItem* pending_item = GetPendingItem(); |
189 bool use_desktop_user_agent = | 190 if (pending_item) { |
liaoyuke
2017/02/25 01:28:19
Can we change this to:
if (!pending_item)
ret
kkhorimoto
2017/02/25 01:35:05
Done.
| |
190 override_desktop_user_agent_for_next_pending_item_ || | 191 // |override_desktop_user_agent_for_next_pending_item_| must be false if |
191 (GetLastCommittedItem() && | 192 // |pending_item|'s UserAgentType is NONE, as requesting a desktop user |
192 GetLastCommittedItem()->IsOverridingUserAgent()); | 193 // agent should be disabled for app-specific URLs. |
193 GetPendingItem()->SetIsOverridingUserAgent(use_desktop_user_agent); | 194 DCHECK(pending_item->GetUserAgentType() != UserAgentType::NONE || |
195 !override_desktop_user_agent_for_next_pending_item_); | |
196 | |
197 if (pending_item->GetUserAgentType() != UserAgentType::NONE) { | |
198 NavigationItem* last_web_item = GetLastCommittedWebItem(); | |
199 DCHECK(!last_web_item || | |
200 last_web_item->GetUserAgentType() != UserAgentType::NONE); | |
201 bool use_desktop_user_agent = | |
202 override_desktop_user_agent_for_next_pending_item_ || | |
203 (last_web_item && | |
204 last_web_item->GetUserAgentType() == UserAgentType::DESKTOP); | |
205 if (use_desktop_user_agent) | |
206 pending_item->SetUserAgentType(UserAgentType::DESKTOP); | |
207 } | |
194 override_desktop_user_agent_for_next_pending_item_ = false; | 208 override_desktop_user_agent_for_next_pending_item_ = false; |
195 } | 209 } |
196 } | 210 } |
197 | 211 |
198 NavigationItem* NavigationManagerImpl::GetLastUserItem() const { | 212 NavigationItem* NavigationManagerImpl::GetLastUserItem() const { |
199 return [session_controller_ lastUserItem]; | 213 return [session_controller_ lastUserItem]; |
200 } | 214 } |
201 | 215 |
202 NavigationItem* NavigationManagerImpl::GetPreviousItem() const { | 216 NavigationItem* NavigationManagerImpl::GetPreviousItem() const { |
203 return [session_controller_ previousItem]; | 217 return [session_controller_ previousItem]; |
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401 // simply add the remainder. | 415 // simply add the remainder. |
402 result += offset; | 416 result += offset; |
403 if (result < 0 /* overflow */) | 417 if (result < 0 /* overflow */) |
404 result = INT_MAX; | 418 result = INT_MAX; |
405 } | 419 } |
406 | 420 |
407 return result; | 421 return result; |
408 } | 422 } |
409 | 423 |
410 void NavigationManagerImpl::OverrideDesktopUserAgentForNextPendingItem() { | 424 void NavigationManagerImpl::OverrideDesktopUserAgentForNextPendingItem() { |
411 if (GetPendingItem()) | 425 NavigationItem* pending_item = GetPendingItem(); |
412 GetPendingItem()->SetIsOverridingUserAgent(true); | 426 if (pending_item) { |
413 else | 427 // The desktop user agent cannot be used for a pending navigation to an |
428 // app-specific URL. | |
429 DCHECK_NE(pending_item->GetUserAgentType(), UserAgentType::NONE); | |
430 pending_item->SetUserAgentType(UserAgentType::DESKTOP); | |
431 } else { | |
414 override_desktop_user_agent_for_next_pending_item_ = true; | 432 override_desktop_user_agent_for_next_pending_item_ = true; |
433 } | |
415 } | 434 } |
416 | 435 |
417 bool NavigationManagerImpl::IsRedirectItemAtIndex(int index) const { | 436 bool NavigationManagerImpl::IsRedirectItemAtIndex(int index) const { |
418 DCHECK_GT(index, 0); | 437 DCHECK_GT(index, 0); |
419 DCHECK_LT(index, GetItemCount()); | 438 DCHECK_LT(index, GetItemCount()); |
420 ui::PageTransition transition = GetItemAtIndex(index)->GetTransitionType(); | 439 ui::PageTransition transition = GetItemAtIndex(index)->GetTransitionType(); |
421 return transition & ui::PAGE_TRANSITION_IS_REDIRECT_MASK; | 440 return transition & ui::PAGE_TRANSITION_IS_REDIRECT_MASK; |
422 } | 441 } |
423 | 442 |
443 NavigationItem* NavigationManagerImpl::GetLastCommittedWebItem() const { | |
444 int index = GetCurrentItemIndex(); | |
445 NavigationItemList items = [session_controller_ items]; | |
446 if (index < 0 || index >= static_cast<int>(items.size())) | |
447 return nullptr; | |
448 WebClient* client = GetWebClient(); | |
449 while (index >= 0) { | |
450 NavigationItem* item = items[index]; | |
451 if (!client->IsAppSpecificURL(item->GetVirtualURL())) | |
452 return item; | |
453 } | |
454 return nullptr; | |
455 } | |
456 | |
424 } // namespace web | 457 } // namespace web |
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