[email protected] | d4a8ca48 | 2013-10-30 21:06:40 | [diff] [blame] | 1 | // Copyright 2013 The Chromium Authors. All rights reserved. |
license.bot | bf09a50 | 2008-08-24 00:55:55 | [diff] [blame] | 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 4 | |
creis | 4e2ecb7 | 2015-06-20 00:46:30 | [diff] [blame] | 5 | /* |
| 6 | * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. |
| 7 | * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies) |
| 8 | * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. |
| 9 | * (http://www.torchmobile.com/) |
| 10 | * |
| 11 | * Redistribution and use in source and binary forms, with or without |
| 12 | * modification, are permitted provided that the following conditions |
| 13 | * are met: |
| 14 | * |
| 15 | * 1. Redistributions of source code must retain the above copyright |
| 16 | * notice, this list of conditions and the following disclaimer. |
| 17 | * 2. Redistributions in binary form must reproduce the above copyright |
| 18 | * notice, this list of conditions and the following disclaimer in the |
| 19 | * documentation and/or other materials provided with the distribution. |
| 20 | * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of |
| 21 | * its contributors may be used to endorse or promote products derived |
| 22 | * from this software without specific prior written permission. |
| 23 | * |
| 24 | * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
| 25 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 26 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 27 | * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| 28 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 29 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 30 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 31 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 32 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 33 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 34 | */ |
| 35 | |
[email protected] | d4a8ca48 | 2013-10-30 21:06:40 | [diff] [blame] | 36 | #include "content/browser/frame_host/navigation_controller_impl.h" |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 37 | |
[email protected] | c5b88d8 | 2012-10-06 17:03:33 | [diff] [blame] | 38 | #include "base/bind.h" |
[email protected] | eabfe191 | 2014-05-12 10:07:28 | [diff] [blame] | 39 | #include "base/command_line.h" |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 40 | #include "base/logging.h" |
[email protected] | d6def3d | 2014-05-19 18:55:32 | [diff] [blame] | 41 | #include "base/metrics/histogram.h" |
[email protected] | 348fbaac | 2013-06-11 06:31:51 | [diff] [blame] | 42 | #include "base/strings/string_number_conversions.h" // Temporary |
| 43 | #include "base/strings/string_util.h" |
[email protected] | 74ebfb1 | 2013-06-07 20:48:00 | [diff] [blame] | 44 | #include "base/strings/utf_string_conversions.h" |
[email protected] | a43858f | 2013-06-28 15:18:37 | [diff] [blame] | 45 | #include "base/time/time.h" |
ssid | 3e76561 | 2015-01-28 04:03:42 | [diff] [blame] | 46 | #include "base/trace_event/trace_event.h" |
servolk | f395553 | 2015-05-16 00:01:59 | [diff] [blame] | 47 | #include "build/build_config.h" |
[email protected] | eabfe191 | 2014-05-12 10:07:28 | [diff] [blame] | 48 | #include "cc/base/switches.h" |
rsleevi | c327b48f8 | 2015-04-30 02:03:25 | [diff] [blame] | 49 | #include "components/mime_util/mime_util.h" |
jamescook | da250581 | 2015-03-20 18:01:18 | [diff] [blame] | 50 | #include "content/browser/bad_message.h" |
[email protected] | 825b166 | 2012-03-12 19:07:31 | [diff] [blame] | 51 | #include "content/browser/browser_url_handler_impl.h" |
[email protected] | 5f2aa72 | 2013-08-07 16:59:41 | [diff] [blame] | 52 | #include "content/browser/dom_storage/dom_storage_context_wrapper.h" |
[email protected] | 1ea3c79 | 2012-04-17 01:25:04 | [diff] [blame] | 53 | #include "content/browser/dom_storage/session_storage_namespace_impl.h" |
[email protected] | d4a8ca48 | 2013-10-30 21:06:40 | [diff] [blame] | 54 | #include "content/browser/frame_host/debug_urls.h" |
| 55 | #include "content/browser/frame_host/interstitial_page_impl.h" |
| 56 | #include "content/browser/frame_host/navigation_entry_impl.h" |
[email protected] | d1581d7 | 2013-11-05 19:11:26 | [diff] [blame] | 57 | #include "content/browser/frame_host/navigation_entry_screenshot_manager.h" |
creis | 4e2ecb7 | 2015-06-20 00:46:30 | [diff] [blame] | 58 | #include "content/browser/frame_host/navigator.h" |
[email protected] | b3c41c0b | 2012-03-06 15:48:32 | [diff] [blame] | 59 | #include "content/browser/renderer_host/render_view_host_impl.h" // Temporary |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 60 | #include "content/browser/site_instance_impl.h" |
[email protected] | 37567b43 | 2014-02-12 01:12:22 | [diff] [blame] | 61 | #include "content/common/frame_messages.h" |
nick | d30fd96 | 2015-07-27 21:51:08 | [diff] [blame] | 62 | #include "content/common/site_isolation_policy.h" |
estark | a5635c4 | 2015-07-14 00:06:53 | [diff] [blame] | 63 | #include "content/common/ssl_status_serialization.h" |
[email protected] | 0aed2f5 | 2011-03-23 18:06:36 | [diff] [blame] | 64 | #include "content/common/view_messages.h" |
[email protected] | ccb79730 | 2011-12-15 16:55:11 | [diff] [blame] | 65 | #include "content/public/browser/browser_context.h" |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 66 | #include "content/public/browser/content_browser_client.h" |
[email protected] | d908348 | 2012-01-06 00:38:46 | [diff] [blame] | 67 | #include "content/public/browser/invalidate_type.h" |
[email protected] | 5b96836f | 2011-12-22 07:39:00 | [diff] [blame] | 68 | #include "content/public/browser/navigation_details.h" |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 69 | #include "content/public/browser/notification_service.h" |
[email protected] | 0d6e9bd | 2011-10-18 04:29:16 | [diff] [blame] | 70 | #include "content/public/browser/notification_types.h" |
[email protected] | 9677a3c | 2012-12-22 04:18:58 | [diff] [blame] | 71 | #include "content/public/browser/render_widget_host.h" |
| 72 | #include "content/public/browser/render_widget_host_view.h" |
[email protected] | 4c3a2358 | 2012-08-18 08:54:34 | [diff] [blame] | 73 | #include "content/public/browser/storage_partition.h" |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 74 | #include "content/public/browser/user_metrics.h" |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 75 | #include "content/public/common/content_client.h" |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 76 | #include "content/public/common/content_constants.h" |
servolk | f395553 | 2015-05-16 00:01:59 | [diff] [blame] | 77 | #include "media/base/mime_util.h" |
[email protected] | a23de857 | 2009-06-03 02:16:32 | [diff] [blame] | 78 | #include "net/base/escape.h" |
[email protected] | 7f070d4 | 2011-03-09 20:25:32 | [diff] [blame] | 79 | #include "net/base/net_util.h" |
[email protected] | 9677a3c | 2012-12-22 04:18:58 | [diff] [blame] | 80 | #include "skia/ext/platform_canvas.h" |
[email protected] | cca6f39 | 2014-05-28 21:32:26 | [diff] [blame] | 81 | #include "url/url_constants.h" |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 82 | |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 83 | namespace content { |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 84 | namespace { |
| 85 | |
| 86 | // Invoked when entries have been pruned, or removed. For example, if the |
| 87 | // current entries are [google, digg, yahoo], with the current entry google, |
| 88 | // and the user types in cnet, then digg and yahoo are pruned. |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 89 | void NotifyPrunedEntries(NavigationControllerImpl* nav_controller, |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 90 | bool from_front, |
| 91 | int count) { |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 92 | PrunedDetails details; |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 93 | details.from_front = from_front; |
| 94 | details.count = count; |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 95 | NotificationService::current()->Notify( |
| 96 | NOTIFICATION_NAV_LIST_PRUNED, |
| 97 | Source<NavigationController>(nav_controller), |
| 98 | Details<PrunedDetails>(&details)); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 99 | } |
| 100 | |
| 101 | // Ensure the given NavigationEntry has a valid state, so that WebKit does not |
| 102 | // get confused if we navigate back to it. |
[email protected] | 40bcc30 | 2009-03-02 20:50:39 | [diff] [blame] | 103 | // |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 104 | // An empty state is treated as a new navigation by WebKit, which would mean |
| 105 | // losing the navigation entries and generating a new navigation entry after |
| 106 | // this one. We don't want that. To avoid this we create a valid state which |
| 107 | // WebKit will not treat as a new navigation. |
[email protected] | 691aa2f | 2013-05-28 22:52:04 | [diff] [blame] | 108 | void SetPageStateIfEmpty(NavigationEntryImpl* entry) { |
| 109 | if (!entry->GetPageState().IsValid()) |
| 110 | entry->SetPageState(PageState::CreateFromURL(entry->GetURL())); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 111 | } |
| 112 | |
[email protected] | 2ca1ea66 | 2012-10-04 02:26:36 | [diff] [blame] | 113 | NavigationEntryImpl::RestoreType ControllerRestoreTypeToEntryType( |
| 114 | NavigationController::RestoreType type) { |
| 115 | switch (type) { |
| 116 | case NavigationController::RESTORE_CURRENT_SESSION: |
| 117 | return NavigationEntryImpl::RESTORE_CURRENT_SESSION; |
| 118 | case NavigationController::RESTORE_LAST_SESSION_EXITED_CLEANLY: |
| 119 | return NavigationEntryImpl::RESTORE_LAST_SESSION_EXITED_CLEANLY; |
| 120 | case NavigationController::RESTORE_LAST_SESSION_CRASHED: |
| 121 | return NavigationEntryImpl::RESTORE_LAST_SESSION_CRASHED; |
| 122 | } |
| 123 | NOTREACHED(); |
| 124 | return NavigationEntryImpl::RESTORE_CURRENT_SESSION; |
| 125 | } |
| 126 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 127 | // Configure all the NavigationEntries in entries for restore. This resets |
| 128 | // the transition type to reload and makes sure the content state isn't empty. |
| 129 | void ConfigureEntriesForRestore( |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 130 | ScopedVector<NavigationEntryImpl>* entries, |
[email protected] | 2ca1ea66 | 2012-10-04 02:26:36 | [diff] [blame] | 131 | NavigationController::RestoreType type) { |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 132 | for (size_t i = 0; i < entries->size(); ++i) { |
| 133 | // Use a transition type of reload so that we don't incorrectly increase |
| 134 | // the typed count. |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 135 | (*entries)[i]->SetTransitionType(ui::PAGE_TRANSITION_RELOAD); |
[email protected] | 2ca1ea66 | 2012-10-04 02:26:36 | [diff] [blame] | 136 | (*entries)[i]->set_restore_type(ControllerRestoreTypeToEntryType(type)); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 137 | // NOTE(darin): This code is only needed for backwards compat. |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 138 | SetPageStateIfEmpty((*entries)[i]); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 139 | } |
| 140 | } |
| 141 | |
[email protected] | bf70edce | 2012-06-20 22:32:22 | [diff] [blame] | 142 | // Determines whether or not we should be carrying over a user agent override |
| 143 | // between two NavigationEntries. |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 144 | bool ShouldKeepOverride(const NavigationEntry* last_entry) { |
[email protected] | bf70edce | 2012-06-20 22:32:22 | [diff] [blame] | 145 | return last_entry && last_entry->GetIsOverridingUserAgent(); |
| 146 | } |
| 147 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 148 | } // namespace |
| 149 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 150 | // NavigationControllerImpl ---------------------------------------------------- |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 151 | |
[email protected] | 23a918b | 2014-07-15 09:51:36 | [diff] [blame] | 152 | const size_t kMaxEntryCountForTestingNotSet = static_cast<size_t>(-1); |
[email protected] | 9b51970d | 2011-12-09 23:10:23 | [diff] [blame] | 153 | |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 154 | // static |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 155 | size_t NavigationControllerImpl::max_entry_count_for_testing_ = |
[email protected] | 9b51970d | 2011-12-09 23:10:23 | [diff] [blame] | 156 | kMaxEntryCountForTestingNotSet; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 157 | |
[email protected] | e6fec47 | 2013-05-14 05:29:02 | [diff] [blame] | 158 | // Should Reload check for post data? The default is true, but is set to false |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 159 | // when testing. |
| 160 | static bool g_check_for_repost = true; |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 161 | |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 162 | // static |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 163 | scoped_ptr<NavigationEntry> NavigationController::CreateNavigationEntry( |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 164 | const GURL& url, |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 165 | const Referrer& referrer, |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 166 | ui::PageTransition transition, |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 167 | bool is_renderer_initiated, |
| 168 | const std::string& extra_headers, |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 169 | BrowserContext* browser_context) { |
creis | 94a977f6 | 2015-02-18 23:51:05 | [diff] [blame] | 170 | // Fix up the given URL before letting it be rewritten, so that any minor |
| 171 | // cleanup (e.g., removing leading dots) will not lead to a virtual URL. |
| 172 | GURL dest_url(url); |
| 173 | BrowserURLHandlerImpl::GetInstance()->FixupURLBeforeRewrite(&dest_url, |
| 174 | browser_context); |
| 175 | |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 176 | // Allow the browser URL handler to rewrite the URL. This will, for example, |
| 177 | // remove "view-source:" from the beginning of the URL to get the URL that |
| 178 | // will actually be loaded. This real URL won't be shown to the user, just |
| 179 | // used internally. |
creis | 94a977f6 | 2015-02-18 23:51:05 | [diff] [blame] | 180 | GURL loaded_url(dest_url); |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 181 | bool reverse_on_redirect = false; |
[email protected] | 825b166 | 2012-03-12 19:07:31 | [diff] [blame] | 182 | BrowserURLHandlerImpl::GetInstance()->RewriteURLIfNecessary( |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 183 | &loaded_url, browser_context, &reverse_on_redirect); |
| 184 | |
| 185 | NavigationEntryImpl* entry = new NavigationEntryImpl( |
| 186 | NULL, // The site instance for tabs is sent on navigation |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 187 | // (WebContents::GetSiteInstance). |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 188 | -1, |
| 189 | loaded_url, |
| 190 | referrer, |
[email protected] | fcf75d4 | 2013-12-03 20:11:26 | [diff] [blame] | 191 | base::string16(), |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 192 | transition, |
| 193 | is_renderer_initiated); |
creis | 94a977f6 | 2015-02-18 23:51:05 | [diff] [blame] | 194 | entry->SetVirtualURL(dest_url); |
| 195 | entry->set_user_typed_url(dest_url); |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 196 | entry->set_update_virtual_url_with_url(reverse_on_redirect); |
| 197 | entry->set_extra_headers(extra_headers); |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 198 | return make_scoped_ptr(entry); |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 199 | } |
| 200 | |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 201 | // static |
| 202 | void NavigationController::DisablePromptOnRepost() { |
| 203 | g_check_for_repost = false; |
| 204 | } |
| 205 | |
[email protected] | c5b88d8 | 2012-10-06 17:03:33 | [diff] [blame] | 206 | base::Time NavigationControllerImpl::TimeSmoother::GetSmoothedTime( |
| 207 | base::Time t) { |
| 208 | // If |t| is between the water marks, we're in a run of duplicates |
| 209 | // or just getting out of it, so increase the high-water mark to get |
| 210 | // a time that probably hasn't been used before and return it. |
| 211 | if (low_water_mark_ <= t && t <= high_water_mark_) { |
| 212 | high_water_mark_ += base::TimeDelta::FromMicroseconds(1); |
| 213 | return high_water_mark_; |
| 214 | } |
| 215 | |
| 216 | // Otherwise, we're clear of the last duplicate run, so reset the |
| 217 | // water marks. |
| 218 | low_water_mark_ = high_water_mark_ = t; |
| 219 | return t; |
| 220 | } |
| 221 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 222 | NavigationControllerImpl::NavigationControllerImpl( |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 223 | NavigationControllerDelegate* delegate, |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 224 | BrowserContext* browser_context) |
[email protected] | 3d7474ff | 2011-07-27 17:47:37 | [diff] [blame] | 225 | : browser_context_(browser_context), |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 226 | pending_entry_(NULL), |
avi | 45a7253 | 2015-04-07 21:01:45 | [diff] [blame] | 227 | failed_pending_entry_id_(0), |
| 228 | failed_pending_entry_should_replace_(false), |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 229 | last_committed_entry_index_(-1), |
| 230 | pending_entry_index_(-1), |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 231 | transient_entry_index_(-1), |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 232 | delegate_(delegate), |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 233 | max_restored_page_id_(-1), |
[email protected] | 69e797f | 2013-04-30 01:10:22 | [diff] [blame] | 234 | ssl_manager_(this), |
[email protected] | 38b8f4e | 2009-09-24 19:44:57 | [diff] [blame] | 235 | needs_reload_(false), |
[email protected] | 27ba81c | 2012-08-21 17:04:09 | [diff] [blame] | 236 | is_initial_navigation_(true), |
[email protected] | 40fd303 | 2014-02-28 22:16:28 | [diff] [blame] | 237 | in_navigate_to_pending_entry_(false), |
[email protected] | c5b88d8 | 2012-10-06 17:03:33 | [diff] [blame] | 238 | pending_reload_(NO_RELOAD), |
[email protected] | 8cea789 | 2013-02-06 06:49:31 | [diff] [blame] | 239 | get_timestamp_callback_(base::Bind(&base::Time::Now)), |
[email protected] | d1581d7 | 2013-11-05 19:11:26 | [diff] [blame] | 240 | screenshot_manager_(new NavigationEntryScreenshotManager(this)) { |
[email protected] | 3d7474ff | 2011-07-27 17:47:37 | [diff] [blame] | 241 | DCHECK(browser_context_); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 242 | } |
| 243 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 244 | NavigationControllerImpl::~NavigationControllerImpl() { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 245 | DiscardNonCommittedEntriesInternal(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 246 | } |
| 247 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 248 | WebContents* NavigationControllerImpl::GetWebContents() const { |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 249 | return delegate_->GetWebContents(); |
[email protected] | fbc5e5f9 | 2012-01-02 06:08:32 | [diff] [blame] | 250 | } |
| 251 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 252 | BrowserContext* NavigationControllerImpl::GetBrowserContext() const { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 253 | return browser_context_; |
| 254 | } |
| 255 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 256 | void NavigationControllerImpl::SetBrowserContext( |
| 257 | BrowserContext* browser_context) { |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 258 | browser_context_ = browser_context; |
| 259 | } |
| 260 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 261 | void NavigationControllerImpl::Restore( |
[email protected] | 5e36967 | 2009-11-03 23:48:30 | [diff] [blame] | 262 | int selected_navigation, |
[email protected] | 2ca1ea66 | 2012-10-04 02:26:36 | [diff] [blame] | 263 | RestoreType type, |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 264 | ScopedVector<NavigationEntry>* entries) { |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 265 | // Verify that this controller is unused and that the input is valid. |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 266 | DCHECK(GetEntryCount() == 0 && !GetPendingEntry()); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 267 | DCHECK(selected_navigation >= 0 && |
[email protected] | 03838e2 | 2011-06-06 15:27:14 | [diff] [blame] | 268 | selected_navigation < static_cast<int>(entries->size())); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 269 | |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 270 | needs_reload_ = true; |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 271 | for (size_t i = 0; i < entries->size(); ++i) { |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 272 | NavigationEntryImpl* entry = |
| 273 | NavigationEntryImpl::FromNavigationEntry((*entries)[i]); |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 274 | entries_.push_back(entry); |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 275 | } |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 276 | entries->weak_clear(); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 277 | |
| 278 | // And finish the restore. |
[email protected] | 2ca1ea66 | 2012-10-04 02:26:36 | [diff] [blame] | 279 | FinishRestore(selected_navigation, type); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 280 | } |
| 281 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 282 | void NavigationControllerImpl::Reload(bool check_for_repost) { |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 283 | ReloadInternal(check_for_repost, RELOAD); |
| 284 | } |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 285 | void NavigationControllerImpl::ReloadIgnoringCache(bool check_for_repost) { |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 286 | ReloadInternal(check_for_repost, RELOAD_IGNORING_CACHE); |
| 287 | } |
[email protected] | 7c16976c | 2012-08-04 02:38:23 | [diff] [blame] | 288 | void NavigationControllerImpl::ReloadOriginalRequestURL(bool check_for_repost) { |
| 289 | ReloadInternal(check_for_repost, RELOAD_ORIGINAL_REQUEST_URL); |
| 290 | } |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 291 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 292 | void NavigationControllerImpl::ReloadInternal(bool check_for_repost, |
| 293 | ReloadType reload_type) { |
[email protected] | 669e0ba | 2012-08-30 23:57:36 | [diff] [blame] | 294 | if (transient_entry_index_ != -1) { |
| 295 | // If an interstitial is showing, treat a reload as a navigation to the |
| 296 | // transient entry's URL. |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 297 | NavigationEntryImpl* transient_entry = GetTransientEntry(); |
[email protected] | 6286a379 | 2013-10-09 04:03:27 | [diff] [blame] | 298 | if (!transient_entry) |
[email protected] | 669e0ba | 2012-08-30 23:57:36 | [diff] [blame] | 299 | return; |
[email protected] | 6286a379 | 2013-10-09 04:03:27 | [diff] [blame] | 300 | LoadURL(transient_entry->GetURL(), |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 301 | Referrer(), |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 302 | ui::PAGE_TRANSITION_RELOAD, |
[email protected] | 6286a379 | 2013-10-09 04:03:27 | [diff] [blame] | 303 | transient_entry->extra_headers()); |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 304 | return; |
[email protected] | 669e0ba | 2012-08-30 23:57:36 | [diff] [blame] | 305 | } |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 306 | |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 307 | NavigationEntryImpl* entry = NULL; |
| 308 | int current_index = -1; |
| 309 | |
| 310 | // If we are reloading the initial navigation, just use the current |
| 311 | // pending entry. Otherwise look up the current entry. |
| 312 | if (IsInitialNavigation() && pending_entry_) { |
| 313 | entry = pending_entry_; |
| 314 | // The pending entry might be in entries_ (e.g., after a Clone), so we |
| 315 | // should also update the current_index. |
| 316 | current_index = pending_entry_index_; |
| 317 | } else { |
| 318 | DiscardNonCommittedEntriesInternal(); |
| 319 | current_index = GetCurrentEntryIndex(); |
| 320 | if (current_index != -1) { |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 321 | entry = GetEntryAtIndex(current_index); |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 322 | } |
[email protected] | 979a4bc | 2013-04-24 01:27:15 | [diff] [blame] | 323 | } |
[email protected] | 241db35 | 2013-04-22 18:04:05 | [diff] [blame] | 324 | |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 325 | // If we are no where, then we can't reload. TODO(darin): We should add a |
| 326 | // CanReload method. |
| 327 | if (!entry) |
| 328 | return; |
| 329 | |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 330 | if (g_check_for_repost && check_for_repost && |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 331 | entry->GetHasPostData()) { |
[email protected] | a3a1d14 | 2008-12-19 00:42:30 | [diff] [blame] | 332 | // The user is asking to reload a page with POST data. Prompt to make sure |
[email protected] | b5bb35f | 2009-02-05 20:17:07 | [diff] [blame] | 333 | // they really want to do this. If they do, the dialog will call us back |
| 334 | // with check_for_repost = false. |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 335 | delegate_->NotifyBeforeFormRepostWarningShow(); |
[email protected] | 965bb09 | 2010-04-09 11:59:02 | [diff] [blame] | 336 | |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 337 | pending_reload_ = reload_type; |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 338 | delegate_->ActivateAndShowRepostFormWarningDialog(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 339 | } else { |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 340 | if (!IsInitialNavigation()) |
| 341 | DiscardNonCommittedEntriesInternal(); |
[email protected] | c3b3d95 | 2012-01-31 12:52:26 | [diff] [blame] | 342 | |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 343 | // If we are reloading an entry that no longer belongs to the current |
| 344 | // site instance (for example, refreshing a page for just installed app), |
| 345 | // the reload must happen in a new process. |
| 346 | // The new entry must have a new page_id and site instance, so it behaves |
| 347 | // as new navigation (which happens to clear forward history). |
[email protected] | 7e58cb27 | 2012-03-30 21:22:30 | [diff] [blame] | 348 | // Tabs that are discarded due to low memory conditions may not have a site |
| 349 | // instance, and should not be treated as a cross-site reload. |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 350 | SiteInstanceImpl* site_instance = entry->site_instance(); |
[email protected] | fb4cc8e | 2013-12-17 17:56:21 | [diff] [blame] | 351 | // Permit reloading guests without further checks. |
paulmeyer | 1aeba7aa | 2015-06-16 18:25:10 | [diff] [blame] | 352 | bool is_for_guests_only = site_instance && site_instance->HasProcess() && |
| 353 | site_instance->GetProcess()->IsForGuestsOnly(); |
| 354 | if (!is_for_guests_only && site_instance && |
[email protected] | 7e58cb27 | 2012-03-30 21:22:30 | [diff] [blame] | 355 | site_instance->HasWrongProcessForURL(entry->GetURL())) { |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 356 | // Create a navigation entry that resembles the current one, but do not |
avi | 0b7df5b | 2015-07-18 23:16:46 | [diff] [blame] | 357 | // copy page id, site instance, content state, or timestamp. |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 358 | NavigationEntryImpl* nav_entry = NavigationEntryImpl::FromNavigationEntry( |
| 359 | CreateNavigationEntry( |
| 360 | entry->GetURL(), entry->GetReferrer(), entry->GetTransitionType(), |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 361 | false, entry->extra_headers(), browser_context_).release()); |
[email protected] | c3b3d95 | 2012-01-31 12:52:26 | [diff] [blame] | 362 | |
[email protected] | 1153596 | 2012-02-09 21:02:10 | [diff] [blame] | 363 | // Mark the reload type as NO_RELOAD, so navigation will not be considered |
| 364 | // a reload in the renderer. |
| 365 | reload_type = NavigationController::NO_RELOAD; |
| 366 | |
[email protected] | e2caa03 | 2012-11-15 23:29:18 | [diff] [blame] | 367 | nav_entry->set_should_replace_entry(true); |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 368 | pending_entry_ = nav_entry; |
avi | 0b7df5b | 2015-07-18 23:16:46 | [diff] [blame] | 369 | DCHECK_EQ(-1, pending_entry_index_); |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 370 | } else { |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 371 | pending_entry_ = entry; |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 372 | pending_entry_index_ = current_index; |
| 373 | |
| 374 | // The title of the page being reloaded might have been removed in the |
| 375 | // meanwhile, so we need to revert to the default title upon reload and |
| 376 | // invalidate the previously cached title (SetTitle will do both). |
| 377 | // See Chromium issue 96041. |
[email protected] | fcf75d4 | 2013-12-03 20:11:26 | [diff] [blame] | 378 | pending_entry_->SetTitle(base::string16()); |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 379 | |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 380 | pending_entry_->SetTransitionType(ui::PAGE_TRANSITION_RELOAD); |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 381 | } |
| 382 | |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 383 | NavigateToPendingEntry(reload_type); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 384 | } |
| 385 | } |
| 386 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 387 | void NavigationControllerImpl::CancelPendingReload() { |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 388 | DCHECK(pending_reload_ != NO_RELOAD); |
| 389 | pending_reload_ = NO_RELOAD; |
| 390 | } |
| 391 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 392 | void NavigationControllerImpl::ContinuePendingReload() { |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 393 | if (pending_reload_ == NO_RELOAD) { |
| 394 | NOTREACHED(); |
| 395 | } else { |
| 396 | ReloadInternal(false, pending_reload_); |
[email protected] | 965bb09 | 2010-04-09 11:59:02 | [diff] [blame] | 397 | pending_reload_ = NO_RELOAD; |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 398 | } |
| 399 | } |
| 400 | |
[email protected] | cd2e1574 | 2013-03-08 04:08:31 | [diff] [blame] | 401 | bool NavigationControllerImpl::IsInitialNavigation() const { |
[email protected] | 27ba81c | 2012-08-21 17:04:09 | [diff] [blame] | 402 | return is_initial_navigation_; |
[email protected] | c70f9b8 | 2010-04-21 07:31:11 | [diff] [blame] | 403 | } |
| 404 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 405 | NavigationEntryImpl* NavigationControllerImpl::GetEntryWithPageID( |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 406 | SiteInstance* instance, int32 page_id) const { |
[email protected] | 7f0005a | 2009-04-15 03:25:11 | [diff] [blame] | 407 | int index = GetEntryIndexWithPageID(instance, page_id); |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 408 | return (index != -1) ? entries_[index] : nullptr; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 409 | } |
| 410 | |
avi | 254eff0 | 2015-07-01 08:27:58 | [diff] [blame] | 411 | NavigationEntryImpl* |
| 412 | NavigationControllerImpl::GetEntryWithUniqueID(int nav_entry_id) const { |
| 413 | int index = GetEntryIndexWithUniqueID(nav_entry_id); |
| 414 | return (index != -1) ? entries_[index] : nullptr; |
| 415 | } |
| 416 | |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 417 | void NavigationControllerImpl::LoadEntry( |
| 418 | scoped_ptr<NavigationEntryImpl> entry) { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 419 | // When navigating to a new page, we don't know for sure if we will actually |
| 420 | // end up leaving the current page. The new page load could for example |
| 421 | // result in a download or a 'no content' response (e.g., a mailto: URL). |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 422 | SetPendingEntry(entry.Pass()); |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 423 | NavigateToPendingEntry(NO_RELOAD); |
| 424 | } |
| 425 | |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 426 | void NavigationControllerImpl::SetPendingEntry( |
| 427 | scoped_ptr<NavigationEntryImpl> entry) { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 428 | DiscardNonCommittedEntriesInternal(); |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 429 | pending_entry_ = entry.release(); |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 430 | NotificationService::current()->Notify( |
| 431 | NOTIFICATION_NAV_ENTRY_PENDING, |
| 432 | Source<NavigationController>(this), |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 433 | Details<NavigationEntry>(pending_entry_)); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 434 | } |
| 435 | |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 436 | NavigationEntryImpl* NavigationControllerImpl::GetActiveEntry() const { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 437 | if (transient_entry_index_ != -1) |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 438 | return entries_[transient_entry_index_]; |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 439 | if (pending_entry_) |
| 440 | return pending_entry_; |
| 441 | return GetLastCommittedEntry(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 442 | } |
| 443 | |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 444 | NavigationEntryImpl* NavigationControllerImpl::GetVisibleEntry() const { |
[email protected] | 867e1f9 | 2011-08-30 19:01:19 | [diff] [blame] | 445 | if (transient_entry_index_ != -1) |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 446 | return entries_[transient_entry_index_]; |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 447 | // The pending entry is safe to return for new (non-history), browser- |
| 448 | // initiated navigations. Most renderer-initiated navigations should not |
| 449 | // show the pending entry, to prevent URL spoof attacks. |
| 450 | // |
| 451 | // We make an exception for renderer-initiated navigations in new tabs, as |
| 452 | // long as no other page has tried to access the initial empty document in |
| 453 | // the new tab. If another page modifies this blank page, a URL spoof is |
| 454 | // possible, so we must stop showing the pending entry. |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 455 | bool safe_to_show_pending = |
| 456 | pending_entry_ && |
| 457 | // Require a new navigation. |
avi | 0dca04d | 2015-01-26 20:21:09 | [diff] [blame] | 458 | pending_entry_index_ == -1 && |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 459 | // Require either browser-initiated or an unmodified new tab. |
[email protected] | aa62afd | 2014-04-22 19:22:46 | [diff] [blame] | 460 | (!pending_entry_->is_renderer_initiated() || IsUnmodifiedBlankTab()); |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 461 | |
| 462 | // Also allow showing the pending entry for history navigations in a new tab, |
| 463 | // such as Ctrl+Back. In this case, no existing page is visible and no one |
| 464 | // can script the new tab before it commits. |
| 465 | if (!safe_to_show_pending && |
| 466 | pending_entry_ && |
avi | 0dca04d | 2015-01-26 20:21:09 | [diff] [blame] | 467 | pending_entry_index_ != -1 && |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 468 | IsInitialNavigation() && |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 469 | !pending_entry_->is_renderer_initiated()) |
[email protected] | 59167c2 | 2013-06-03 18:07:32 | [diff] [blame] | 470 | safe_to_show_pending = true; |
| 471 | |
| 472 | if (safe_to_show_pending) |
[email protected] | 867e1f9 | 2011-08-30 19:01:19 | [diff] [blame] | 473 | return pending_entry_; |
| 474 | return GetLastCommittedEntry(); |
| 475 | } |
| 476 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 477 | int NavigationControllerImpl::GetCurrentEntryIndex() const { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 478 | if (transient_entry_index_ != -1) |
| 479 | return transient_entry_index_; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 480 | if (pending_entry_index_ != -1) |
| 481 | return pending_entry_index_; |
| 482 | return last_committed_entry_index_; |
| 483 | } |
| 484 | |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 485 | NavigationEntryImpl* NavigationControllerImpl::GetLastCommittedEntry() const { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 486 | if (last_committed_entry_index_ == -1) |
| 487 | return NULL; |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 488 | return entries_[last_committed_entry_index_]; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 489 | } |
| 490 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 491 | bool NavigationControllerImpl::CanViewSource() const { |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 492 | const std::string& mime_type = delegate_->GetContentsMimeType(); |
rsleevi | c327b48f8 | 2015-04-30 02:03:25 | [diff] [blame] | 493 | bool is_viewable_mime_type = |
| 494 | mime_util::IsSupportedNonImageMimeType(mime_type) && |
servolk | f395553 | 2015-05-16 00:01:59 | [diff] [blame] | 495 | !media::IsSupportedMediaMimeType(mime_type); |
[email protected] | 6286a379 | 2013-10-09 04:03:27 | [diff] [blame] | 496 | NavigationEntry* visible_entry = GetVisibleEntry(); |
| 497 | return visible_entry && !visible_entry->IsViewSourceMode() && |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 498 | is_viewable_mime_type && !delegate_->GetInterstitialPage(); |
[email protected] | 3168228 | 2010-01-15 18:05:16 | [diff] [blame] | 499 | } |
| 500 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 501 | int NavigationControllerImpl::GetLastCommittedEntryIndex() const { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 502 | return last_committed_entry_index_; |
| 503 | } |
| 504 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 505 | int NavigationControllerImpl::GetEntryCount() const { |
[email protected] | 944822b | 2012-03-02 20:57:25 | [diff] [blame] | 506 | DCHECK(entries_.size() <= max_entry_count()); |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 507 | return static_cast<int>(entries_.size()); |
| 508 | } |
| 509 | |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 510 | NavigationEntryImpl* NavigationControllerImpl::GetEntryAtIndex( |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 511 | int index) const { |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 512 | if (index < 0 || index >= GetEntryCount()) |
| 513 | return nullptr; |
| 514 | |
| 515 | return entries_[index]; |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 516 | } |
| 517 | |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 518 | NavigationEntryImpl* NavigationControllerImpl::GetEntryAtOffset( |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 519 | int offset) const { |
avi | 057ce149 | 2015-06-29 15:59:47 | [diff] [blame] | 520 | return GetEntryAtIndex(GetIndexForOffset(offset)); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 521 | } |
| 522 | |
[email protected] | 9ba1405 | 2012-06-22 23:50:03 | [diff] [blame] | 523 | int NavigationControllerImpl::GetIndexForOffset(int offset) const { |
[email protected] | 7bc2b03 | 2012-12-19 22:45:46 | [diff] [blame] | 524 | return GetCurrentEntryIndex() + offset; |
[email protected] | 9ba1405 | 2012-06-22 23:50:03 | [diff] [blame] | 525 | } |
| 526 | |
[email protected] | 9677a3c | 2012-12-22 04:18:58 | [diff] [blame] | 527 | void NavigationControllerImpl::TakeScreenshot() { |
[email protected] | 1a3f531 | 2013-04-26 21:00:10 | [diff] [blame] | 528 | screenshot_manager_->TakeScreenshot(); |
[email protected] | 9677a3c | 2012-12-22 04:18:58 | [diff] [blame] | 529 | } |
| 530 | |
[email protected] | 1a3f531 | 2013-04-26 21:00:10 | [diff] [blame] | 531 | void NavigationControllerImpl::SetScreenshotManager( |
avi | 67081d0ae | 2015-07-27 18:25:46 | [diff] [blame] | 532 | scoped_ptr<NavigationEntryScreenshotManager> manager) { |
| 533 | if (manager.get()) |
| 534 | screenshot_manager_ = manager.Pass(); |
| 535 | else |
| 536 | screenshot_manager_.reset(new NavigationEntryScreenshotManager(this)); |
[email protected] | 9677a3c | 2012-12-22 04:18:58 | [diff] [blame] | 537 | } |
| 538 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 539 | bool NavigationControllerImpl::CanGoBack() const { |
avi | 56e40c9 | 2015-08-27 00:11:22 | [diff] [blame] | 540 | return CanGoToOffset(-1); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 541 | } |
| 542 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 543 | bool NavigationControllerImpl::CanGoForward() const { |
avi | 56e40c9 | 2015-08-27 00:11:22 | [diff] [blame] | 544 | return CanGoToOffset(1); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 545 | } |
| 546 | |
[email protected] | 9ba1405 | 2012-06-22 23:50:03 | [diff] [blame] | 547 | bool NavigationControllerImpl::CanGoToOffset(int offset) const { |
| 548 | int index = GetIndexForOffset(offset); |
| 549 | return index >= 0 && index < GetEntryCount(); |
| 550 | } |
| 551 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 552 | void NavigationControllerImpl::GoBack() { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 553 | if (!CanGoBack()) { |
| 554 | NOTREACHED(); |
| 555 | return; |
| 556 | } |
| 557 | |
| 558 | // Base the navigation on where we are now... |
| 559 | int current_index = GetCurrentEntryIndex(); |
| 560 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 561 | DiscardNonCommittedEntries(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 562 | |
| 563 | pending_entry_index_ = current_index - 1; |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 564 | entries_[pending_entry_index_]->SetTransitionType( |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 565 | ui::PageTransitionFromInt( |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 566 | entries_[pending_entry_index_]->GetTransitionType() | |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 567 | ui::PAGE_TRANSITION_FORWARD_BACK)); |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 568 | NavigateToPendingEntry(NO_RELOAD); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 569 | } |
| 570 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 571 | void NavigationControllerImpl::GoForward() { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 572 | if (!CanGoForward()) { |
| 573 | NOTREACHED(); |
| 574 | return; |
| 575 | } |
| 576 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 577 | bool transient = (transient_entry_index_ != -1); |
| 578 | |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 579 | // Base the navigation on where we are now... |
| 580 | int current_index = GetCurrentEntryIndex(); |
| 581 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 582 | DiscardNonCommittedEntries(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 583 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 584 | pending_entry_index_ = current_index; |
| 585 | // If there was a transient entry, we removed it making the current index |
| 586 | // the next page. |
| 587 | if (!transient) |
| 588 | pending_entry_index_++; |
| 589 | |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 590 | entries_[pending_entry_index_]->SetTransitionType( |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 591 | ui::PageTransitionFromInt( |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 592 | entries_[pending_entry_index_]->GetTransitionType() | |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 593 | ui::PAGE_TRANSITION_FORWARD_BACK)); |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 594 | NavigateToPendingEntry(NO_RELOAD); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 595 | } |
| 596 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 597 | void NavigationControllerImpl::GoToIndex(int index) { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 598 | if (index < 0 || index >= static_cast<int>(entries_.size())) { |
| 599 | NOTREACHED(); |
| 600 | return; |
| 601 | } |
| 602 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 603 | if (transient_entry_index_ != -1) { |
| 604 | if (index == transient_entry_index_) { |
| 605 | // Nothing to do when navigating to the transient. |
| 606 | return; |
| 607 | } |
| 608 | if (index > transient_entry_index_) { |
| 609 | // Removing the transient is goint to shift all entries by 1. |
| 610 | index--; |
| 611 | } |
| 612 | } |
| 613 | |
| 614 | DiscardNonCommittedEntries(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 615 | |
| 616 | pending_entry_index_ = index; |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 617 | entries_[pending_entry_index_]->SetTransitionType( |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 618 | ui::PageTransitionFromInt( |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 619 | entries_[pending_entry_index_]->GetTransitionType() | |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 620 | ui::PAGE_TRANSITION_FORWARD_BACK)); |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 621 | NavigateToPendingEntry(NO_RELOAD); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 622 | } |
| 623 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 624 | void NavigationControllerImpl::GoToOffset(int offset) { |
[email protected] | 9ba1405 | 2012-06-22 23:50:03 | [diff] [blame] | 625 | if (!CanGoToOffset(offset)) |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 626 | return; |
| 627 | |
[email protected] | 9ba1405 | 2012-06-22 23:50:03 | [diff] [blame] | 628 | GoToIndex(GetIndexForOffset(offset)); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 629 | } |
| 630 | |
[email protected] | 41374f1 | 2013-07-24 02:49:28 | [diff] [blame] | 631 | bool NavigationControllerImpl::RemoveEntryAtIndex(int index) { |
| 632 | if (index == last_committed_entry_index_ || |
| 633 | index == pending_entry_index_) |
| 634 | return false; |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 635 | |
[email protected] | 4303234 | 2011-03-21 14:10:31 | [diff] [blame] | 636 | RemoveEntryAtIndexInternal(index); |
[email protected] | 41374f1 | 2013-07-24 02:49:28 | [diff] [blame] | 637 | return true; |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 638 | } |
| 639 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 640 | void NavigationControllerImpl::UpdateVirtualURLToURL( |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 641 | NavigationEntryImpl* entry, const GURL& new_url) { |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 642 | GURL new_virtual_url(new_url); |
[email protected] | 825b166 | 2012-03-12 19:07:31 | [diff] [blame] | 643 | if (BrowserURLHandlerImpl::GetInstance()->ReverseURLRewrite( |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 644 | &new_virtual_url, entry->GetVirtualURL(), browser_context_)) { |
| 645 | entry->SetVirtualURL(new_virtual_url); |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 646 | } |
| 647 | } |
| 648 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 649 | void NavigationControllerImpl::LoadURL( |
[email protected] | 6c6b02d | 2011-09-02 03:36:47 | [diff] [blame] | 650 | const GURL& url, |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 651 | const Referrer& referrer, |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 652 | ui::PageTransition transition, |
[email protected] | 6c6b02d | 2011-09-02 03:36:47 | [diff] [blame] | 653 | const std::string& extra_headers) { |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 654 | LoadURLParams params(url); |
| 655 | params.referrer = referrer; |
| 656 | params.transition_type = transition; |
| 657 | params.extra_headers = extra_headers; |
| 658 | LoadURLWithParams(params); |
| 659 | } |
| 660 | |
| 661 | void NavigationControllerImpl::LoadURLWithParams(const LoadURLParams& params) { |
nasko | b8744d2 | 2014-08-28 17:07:43 | [diff] [blame] | 662 | TRACE_EVENT1("browser,navigation", |
| 663 | "NavigationControllerImpl::LoadURLWithParams", |
| 664 | "url", params.url.possibly_invalid_spec()); |
[email protected] | 4775298 | 2014-07-29 08:01:43 | [diff] [blame] | 665 | if (HandleDebugURL(params.url, params.transition_type)) { |
| 666 | // If Telemetry is running, allow the URL load to proceed as if it's |
| 667 | // unhandled, otherwise Telemetry can't tell if Navigation completed. |
avi | 83883c8 | 2014-12-23 00:08:49 | [diff] [blame] | 668 | if (!base::CommandLine::ForCurrentProcess()->HasSwitch( |
[email protected] | 4775298 | 2014-07-29 08:01:43 | [diff] [blame] | 669 | cc::switches::kEnableGpuBenchmarking)) |
| 670 | return; |
| 671 | } |
[email protected] | 8bf104801 | 2012-02-08 01:22:18 | [diff] [blame] | 672 | |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 673 | // Checks based on params.load_type. |
| 674 | switch (params.load_type) { |
| 675 | case LOAD_TYPE_DEFAULT: |
| 676 | break; |
| 677 | case LOAD_TYPE_BROWSER_INITIATED_HTTP_POST: |
[email protected] | e8ca69c | 2014-05-07 15:31:19 | [diff] [blame] | 678 | if (!params.url.SchemeIs(url::kHttpScheme) && |
| 679 | !params.url.SchemeIs(url::kHttpsScheme)) { |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 680 | NOTREACHED() << "Http post load must use http(s) scheme."; |
| 681 | return; |
| 682 | } |
| 683 | break; |
| 684 | case LOAD_TYPE_DATA: |
[email protected] | cca6f39 | 2014-05-28 21:32:26 | [diff] [blame] | 685 | if (!params.url.SchemeIs(url::kDataScheme)) { |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 686 | NOTREACHED() << "Data load must use data scheme."; |
| 687 | return; |
| 688 | } |
| 689 | break; |
| 690 | default: |
| 691 | NOTREACHED(); |
| 692 | break; |
| 693 | }; |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 694 | |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 695 | // The user initiated a load, we don't need to reload anymore. |
| 696 | needs_reload_ = false; |
| 697 | |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 698 | bool override = false; |
| 699 | switch (params.override_user_agent) { |
| 700 | case UA_OVERRIDE_INHERIT: |
| 701 | override = ShouldKeepOverride(GetLastCommittedEntry()); |
| 702 | break; |
| 703 | case UA_OVERRIDE_TRUE: |
| 704 | override = true; |
| 705 | break; |
| 706 | case UA_OVERRIDE_FALSE: |
| 707 | override = false; |
| 708 | break; |
| 709 | default: |
| 710 | NOTREACHED(); |
| 711 | break; |
[email protected] | d1ef81d | 2012-07-24 11:39:36 | [diff] [blame] | 712 | } |
| 713 | |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 714 | scoped_ptr<NavigationEntryImpl> entry; |
creis | 4e2ecb7 | 2015-06-20 00:46:30 | [diff] [blame] | 715 | |
| 716 | // For subframes, create a pending entry with a corresponding frame entry. |
| 717 | int frame_tree_node_id = params.frame_tree_node_id; |
| 718 | if (frame_tree_node_id != -1 || !params.frame_name.empty()) { |
| 719 | FrameTreeNode* node = |
| 720 | params.frame_tree_node_id != -1 |
| 721 | ? delegate_->GetFrameTree()->FindByID(params.frame_tree_node_id) |
| 722 | : delegate_->GetFrameTree()->FindByName(params.frame_name); |
| 723 | if (node && !node->IsMainFrame()) { |
| 724 | DCHECK(GetLastCommittedEntry()); |
| 725 | |
| 726 | // Update the FTN ID to use below in case we found a named frame. |
| 727 | frame_tree_node_id = node->frame_tree_node_id(); |
| 728 | |
| 729 | // In --site-per-process, create an identical NavigationEntry with a |
| 730 | // new FrameNavigationEntry for the target subframe. |
nick | d30fd96 | 2015-07-27 21:51:08 | [diff] [blame] | 731 | if (SiteIsolationPolicy::UseSubframeNavigationEntries()) { |
creis | 4e2ecb7 | 2015-06-20 00:46:30 | [diff] [blame] | 732 | entry = GetLastCommittedEntry()->Clone(); |
| 733 | entry->SetPageID(-1); |
| 734 | entry->AddOrUpdateFrameEntry(node, -1, -1, nullptr, params.url, |
| 735 | params.referrer, PageState()); |
| 736 | } |
| 737 | } |
creis | 6a93a81 | 2015-04-24 23:13:17 | [diff] [blame] | 738 | } |
creis | 4e2ecb7 | 2015-06-20 00:46:30 | [diff] [blame] | 739 | |
| 740 | // Otherwise, create a pending entry for the main frame. |
| 741 | if (!entry) { |
| 742 | entry = NavigationEntryImpl::FromNavigationEntry(CreateNavigationEntry( |
| 743 | params.url, params.referrer, params.transition_type, |
| 744 | params.is_renderer_initiated, params.extra_headers, browser_context_)); |
| 745 | } |
| 746 | // Set the FTN ID (only used in non-site-per-process, for tests). |
| 747 | entry->set_frame_tree_node_id(frame_tree_node_id); |
lfg | 9ef7d2d | 2014-12-15 22:32:30 | [diff] [blame] | 748 | entry->set_source_site_instance( |
| 749 | static_cast<SiteInstanceImpl*>(params.source_site_instance.get())); |
[email protected] | f887290 | 2013-10-30 03:18:57 | [diff] [blame] | 750 | if (params.redirect_chain.size() > 0) |
[email protected] | c1982ff | 2014-04-23 03:37:21 | [diff] [blame] | 751 | entry->SetRedirectChain(params.redirect_chain); |
avi | b6cc156 | 2015-02-12 19:56:39 | [diff] [blame] | 752 | // Don't allow an entry replacement if there is no entry to replace. |
| 753 | // http://crbug.com/457149 |
| 754 | if (params.should_replace_current_entry && entries_.size() > 0) |
[email protected] | e2caa03 | 2012-11-15 23:29:18 | [diff] [blame] | 755 | entry->set_should_replace_entry(true); |
[email protected] | 60d6cca | 2013-04-30 08:47:13 | [diff] [blame] | 756 | entry->set_should_clear_history_list(params.should_clear_history_list); |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 757 | entry->SetIsOverridingUserAgent(override); |
| 758 | entry->set_transferred_global_request_id( |
| 759 | params.transferred_global_request_id); |
[email protected] | d1ef81d | 2012-07-24 11:39:36 | [diff] [blame] | 760 | |
clamy | 8451aa6 | 2015-01-23 16:56:08 | [diff] [blame] | 761 | #if defined(OS_ANDROID) |
| 762 | if (params.intent_received_timestamp > 0) { |
| 763 | entry->set_intent_received_timestamp( |
| 764 | base::TimeTicks() + |
| 765 | base::TimeDelta::FromMilliseconds(params.intent_received_timestamp)); |
| 766 | } |
qinmin | 976d4d9 | 2015-08-07 18:32:39 | [diff] [blame] | 767 | entry->set_has_user_gesture(params.has_user_gesture); |
clamy | 8451aa6 | 2015-01-23 16:56:08 | [diff] [blame] | 768 | #endif |
| 769 | |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 770 | switch (params.load_type) { |
| 771 | case LOAD_TYPE_DEFAULT: |
| 772 | break; |
| 773 | case LOAD_TYPE_BROWSER_INITIATED_HTTP_POST: |
| 774 | entry->SetHasPostData(true); |
| 775 | entry->SetBrowserInitiatedPostData( |
[email protected] | fc72bb1 | 2013-06-02 21:13:46 | [diff] [blame] | 776 | params.browser_initiated_post_data.get()); |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 777 | break; |
| 778 | case LOAD_TYPE_DATA: |
| 779 | entry->SetBaseURLForDataURL(params.base_url_for_data_url); |
| 780 | entry->SetVirtualURL(params.virtual_url_for_data_url); |
[email protected] | 951a6483 | 2012-10-11 16:26:37 | [diff] [blame] | 781 | entry->SetCanLoadLocalResources(params.can_load_local_resources); |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 782 | break; |
| 783 | default: |
| 784 | NOTREACHED(); |
| 785 | break; |
| 786 | }; |
[email protected] | 132e281a | 2012-07-31 18:32:44 | [diff] [blame] | 787 | |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 788 | LoadEntry(entry.Pass()); |
[email protected] | 132e281a | 2012-07-31 18:32:44 | [diff] [blame] | 789 | } |
| 790 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 791 | bool NavigationControllerImpl::RendererDidNavigate( |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 792 | RenderFrameHostImpl* rfh, |
[email protected] | 37567b43 | 2014-02-12 01:12:22 | [diff] [blame] | 793 | const FrameHostMsg_DidCommitProvisionalLoad_Params& params, |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 794 | LoadCommittedDetails* details) { |
[email protected] | cd2e1574 | 2013-03-08 04:08:31 | [diff] [blame] | 795 | is_initial_navigation_ = false; |
| 796 | |
[email protected] | 0e8db94 | 2008-09-24 21:21:48 | [diff] [blame] | 797 | // Save the previous state before we clobber it. |
| 798 | if (GetLastCommittedEntry()) { |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 799 | details->previous_url = GetLastCommittedEntry()->GetURL(); |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 800 | details->previous_entry_index = GetLastCommittedEntryIndex(); |
[email protected] | 0e8db94 | 2008-09-24 21:21:48 | [diff] [blame] | 801 | } else { |
| 802 | details->previous_url = GURL(); |
| 803 | details->previous_entry_index = -1; |
| 804 | } |
[email protected] | ecd9d870 | 2008-08-28 22:10:17 | [diff] [blame] | 805 | |
fdegans | 9caf66a | 2015-07-30 21:10:42 | [diff] [blame] | 806 | // If there is a pending entry at this point, it should have a SiteInstance, |
| 807 | // except for restored entries. |
| 808 | DCHECK(pending_entry_index_ == -1 || |
| 809 | pending_entry_->site_instance() || |
| 810 | pending_entry_->restore_type() != NavigationEntryImpl::RESTORE_NONE); |
| 811 | if (pending_entry_ && |
| 812 | pending_entry_->restore_type() != NavigationEntryImpl::RESTORE_NONE) |
| 813 | pending_entry_->set_restore_type(NavigationEntryImpl::RESTORE_NONE); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 814 | |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 815 | // If we are doing a cross-site reload, we need to replace the existing |
| 816 | // navigation entry, not add another entry to the history. This has the side |
avi | 45a7253 | 2015-04-07 21:01:45 | [diff] [blame] | 817 | // effect of removing forward browsing history, if such existed. Or if we are |
| 818 | // doing a cross-site redirect navigation, we will do a similar thing. |
| 819 | // |
| 820 | // If this is an error load, we may have already removed the pending entry |
| 821 | // when we got the notice of the load failure. If so, look at the copy of the |
| 822 | // pending parameters that were saved. |
| 823 | if (params.url_is_unreachable && failed_pending_entry_id_ != 0) { |
| 824 | details->did_replace_entry = failed_pending_entry_should_replace_; |
| 825 | } else { |
| 826 | details->did_replace_entry = pending_entry_ && |
| 827 | pending_entry_->should_replace_entry(); |
| 828 | } |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 829 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 830 | // Do navigation-type specific actions. These will make and commit an entry. |
[email protected] | 27dd82fd | 2014-03-03 22:11:43 | [diff] [blame] | 831 | details->type = ClassifyNavigation(rfh, params); |
[email protected] | 4bf3522c | 2010-08-19 21:00:20 | [diff] [blame] | 832 | |
[email protected] | b9d4dfdc | 2013-08-08 00:25:12 | [diff] [blame] | 833 | // is_in_page must be computed before the entry gets committed. |
avi | db7d1d2 | 2015-06-08 21:21:50 | [diff] [blame] | 834 | details->is_in_page = IsURLInPageNavigation( |
[email protected] | 5cfbddc | 2014-06-23 23:52:23 | [diff] [blame] | 835 | params.url, params.was_within_same_page, rfh); |
[email protected] | b9d4dfdc | 2013-08-08 00:25:12 | [diff] [blame] | 836 | |
[email protected] | 0e8db94 | 2008-09-24 21:21:48 | [diff] [blame] | 837 | switch (details->type) { |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 838 | case NAVIGATION_TYPE_NEW_PAGE: |
[email protected] | 27dd82fd | 2014-03-03 22:11:43 | [diff] [blame] | 839 | RendererDidNavigateToNewPage(rfh, params, details->did_replace_entry); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 840 | break; |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 841 | case NAVIGATION_TYPE_EXISTING_PAGE: |
avi | 259dc79 | 2015-07-07 04:42:36 | [diff] [blame] | 842 | details->did_replace_entry = details->is_in_page; |
[email protected] | 27dd82fd | 2014-03-03 22:11:43 | [diff] [blame] | 843 | RendererDidNavigateToExistingPage(rfh, params); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 844 | break; |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 845 | case NAVIGATION_TYPE_SAME_PAGE: |
[email protected] | 27dd82fd | 2014-03-03 22:11:43 | [diff] [blame] | 846 | RendererDidNavigateToSamePage(rfh, params); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 847 | break; |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 848 | case NAVIGATION_TYPE_NEW_SUBFRAME: |
[email protected] | 27dd82fd | 2014-03-03 22:11:43 | [diff] [blame] | 849 | RendererDidNavigateNewSubframe(rfh, params); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 850 | break; |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 851 | case NAVIGATION_TYPE_AUTO_SUBFRAME: |
[email protected] | 27dd82fd | 2014-03-03 22:11:43 | [diff] [blame] | 852 | if (!RendererDidNavigateAutoSubframe(rfh, params)) |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 853 | return false; |
| 854 | break; |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 855 | case NAVIGATION_TYPE_NAV_IGNORE: |
[email protected] | 20d1c99 | 2011-04-12 21:17:49 | [diff] [blame] | 856 | // If a pending navigation was in progress, this canceled it. We should |
| 857 | // discard it and make sure it is removed from the URL bar. After that, |
| 858 | // there is nothing we can do with this navigation, so we just return to |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 859 | // the caller that nothing has happened. |
[email protected] | 20d1c99 | 2011-04-12 21:17:49 | [diff] [blame] | 860 | if (pending_entry_) { |
| 861 | DiscardNonCommittedEntries(); |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 862 | delegate_->NotifyNavigationStateChanged(INVALIDATE_TYPE_URL); |
[email protected] | 20d1c99 | 2011-04-12 21:17:49 | [diff] [blame] | 863 | } |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 864 | return false; |
| 865 | default: |
| 866 | NOTREACHED(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 867 | } |
| 868 | |
[email protected] | 688aa65c6 | 2012-09-28 04:32:22 | [diff] [blame] | 869 | // At this point, we know that the navigation has just completed, so |
| 870 | // record the time. |
| 871 | // |
| 872 | // TODO(akalin): Use "sane time" as described in |
| 873 | // http://www.chromium.org/developers/design-documents/sane-time . |
[email protected] | c5b88d8 | 2012-10-06 17:03:33 | [diff] [blame] | 874 | base::Time timestamp = |
| 875 | time_smoother_.GetSmoothedTime(get_timestamp_callback_.Run()); |
| 876 | DVLOG(1) << "Navigation finished at (smoothed) timestamp " |
[email protected] | 688aa65c6 | 2012-09-28 04:32:22 | [diff] [blame] | 877 | << timestamp.ToInternalValue(); |
| 878 | |
[email protected] | f233e423 | 2013-02-23 00:55:14 | [diff] [blame] | 879 | // We should not have a pending entry anymore. Clear it again in case any |
| 880 | // error cases above forgot to do so. |
| 881 | DiscardNonCommittedEntriesInternal(); |
| 882 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 883 | // All committed entries should have nonempty content state so WebKit doesn't |
| 884 | // get confused when we go back to them (see the function for details). |
[email protected] | 691aa2f | 2013-05-28 22:52:04 | [diff] [blame] | 885 | DCHECK(params.page_state.IsValid()); |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 886 | NavigationEntryImpl* active_entry = GetLastCommittedEntry(); |
[email protected] | 688aa65c6 | 2012-09-28 04:32:22 | [diff] [blame] | 887 | active_entry->SetTimestamp(timestamp); |
[email protected] | f49737b3 | 2013-08-28 07:51:44 | [diff] [blame] | 888 | active_entry->SetHttpStatusCode(params.http_status_code); |
nick | d30fd96 | 2015-07-27 21:51:08 | [diff] [blame] | 889 | if (SiteIsolationPolicy::UseSubframeNavigationEntries()) { |
creis | 4e2ecb7 | 2015-06-20 00:46:30 | [diff] [blame] | 890 | // Update the frame-specific PageState. |
| 891 | FrameNavigationEntry* frame_entry = |
| 892 | active_entry->GetFrameEntry(rfh->frame_tree_node()); |
creis | e062d54 | 2015-08-25 02:01:55 | [diff] [blame] | 893 | // We may not find a frame_entry in some cases; ignore the PageState if so. |
| 894 | // TODO(creis): Remove the "if" once https://crbug.com/522193 is fixed. |
| 895 | if (frame_entry) |
| 896 | frame_entry->set_page_state(params.page_state); |
creis | 4e2ecb7 | 2015-06-20 00:46:30 | [diff] [blame] | 897 | } else { |
| 898 | active_entry->SetPageState(params.page_state); |
| 899 | } |
[email protected] | c1982ff | 2014-04-23 03:37:21 | [diff] [blame] | 900 | active_entry->SetRedirectChain(params.redirects); |
[email protected] | 132e281a | 2012-07-31 18:32:44 | [diff] [blame] | 901 | |
[email protected] | d6def3d | 2014-05-19 18:55:32 | [diff] [blame] | 902 | // Use histogram to track memory impact of redirect chain because it's now |
| 903 | // not cleared for committed entries. |
| 904 | size_t redirect_chain_size = 0; |
| 905 | for (size_t i = 0; i < params.redirects.size(); ++i) { |
| 906 | redirect_chain_size += params.redirects[i].spec().length(); |
| 907 | } |
| 908 | UMA_HISTOGRAM_COUNTS("Navigation.RedirectChainSize", redirect_chain_size); |
| 909 | |
[email protected] | 97d8f0d | 2013-10-29 16:49:21 | [diff] [blame] | 910 | // Once it is committed, we no longer need to track several pieces of state on |
| 911 | // the entry. |
| 912 | active_entry->ResetForCommit(); |
[email protected] | 60d6cca | 2013-04-30 08:47:13 | [diff] [blame] | 913 | |
[email protected] | 49bd30e6 | 2011-03-22 20:12:59 | [diff] [blame] | 914 | // The active entry's SiteInstance should match our SiteInstance. |
[email protected] | a1b9926 | 2013-12-27 21:56:22 | [diff] [blame] | 915 | // TODO(creis): This check won't pass for subframes until we create entries |
| 916 | // for subframe navigations. |
avi | 39c1edd3 | 2015-06-04 20:06:00 | [diff] [blame] | 917 | if (!rfh->GetParent()) |
creis | 77c9aa3 | 2015-09-25 19:59:42 | [diff] [blame] | 918 | CHECK_EQ(active_entry->site_instance(), rfh->GetSiteInstance()); |
[email protected] | 49bd30e6 | 2011-03-22 20:12:59 | [diff] [blame] | 919 | |
[email protected] | b26de07 | 2013-02-23 02:33:44 | [diff] [blame] | 920 | // Remember the bindings the renderer process has at this point, so that |
| 921 | // we do not grant this entry additional bindings if we come back to it. |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 922 | active_entry->SetBindings(rfh->GetEnabledBindings()); |
[email protected] | b26de07 | 2013-02-23 02:33:44 | [diff] [blame] | 923 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 924 | // Now prep the rest of the details for the notification and broadcast. |
[email protected] | 0f38dc455 | 2011-02-25 11:24:00 | [diff] [blame] | 925 | details->entry = active_entry; |
avi | 39c1edd3 | 2015-06-04 20:06:00 | [diff] [blame] | 926 | details->is_main_frame = !rfh->GetParent(); |
[email protected] | 2e39d2e | 2009-02-19 18:41:31 | [diff] [blame] | 927 | details->http_status_code = params.http_status_code; |
estark | a5635c4 | 2015-07-14 00:06:53 | [diff] [blame] | 928 | |
| 929 | // Deserialize the security info and kill the renderer if |
| 930 | // deserialization fails. The navigation will continue with default |
| 931 | // SSLStatus values. |
| 932 | if (!DeserializeSecurityInfo(params.security_info, &details->ssl_status)) { |
| 933 | bad_message::ReceivedBadMessage( |
| 934 | rfh->GetProcess(), |
| 935 | bad_message::WC_RENDERER_DID_NAVIGATE_BAD_SECURITY_INFO); |
| 936 | } |
| 937 | |
[email protected] | 93f230e0 | 2011-06-01 14:40:00 | [diff] [blame] | 938 | NotifyNavigationEntryCommitted(details); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 939 | |
avi | 286019ce | 2015-07-29 01:26:58 | [diff] [blame] | 940 | // Update the RenderViewHost of the top-level RenderFrameHost's notion of what |
| 941 | // entry it's showing for use later. |
| 942 | RenderFrameHostImpl* main_frame = |
| 943 | rfh->frame_tree_node()->frame_tree()->root()->current_frame_host(); |
| 944 | static_cast<RenderViewHostImpl*>(main_frame->GetRenderViewHost())-> |
| 945 | set_nav_entry_id(active_entry->GetUniqueID()); |
| 946 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 947 | return true; |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 948 | } |
| 949 | |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 950 | NavigationType NavigationControllerImpl::ClassifyNavigation( |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 951 | RenderFrameHostImpl* rfh, |
[email protected] | 37567b43 | 2014-02-12 01:12:22 | [diff] [blame] | 952 | const FrameHostMsg_DidCommitProvisionalLoad_Params& params) const { |
avi | 7c6f35e | 2015-05-08 17:52:38 | [diff] [blame] | 953 | if (params.did_create_new_entry) { |
| 954 | // A new entry. We may or may not have a pending entry for the page, and |
| 955 | // this may or may not be the main frame. |
avi | 39c1edd3 | 2015-06-04 20:06:00 | [diff] [blame] | 956 | if (!rfh->GetParent()) { |
avi | 7c6f35e | 2015-05-08 17:52:38 | [diff] [blame] | 957 | return NAVIGATION_TYPE_NEW_PAGE; |
| 958 | } |
| 959 | |
| 960 | // When this is a new subframe navigation, we should have a committed page |
| 961 | // in which it's a subframe. This may not be the case when an iframe is |
| 962 | // navigated on a popup navigated to about:blank (the iframe would be |
| 963 | // written into the popup by script on the main page). For these cases, |
| 964 | // there isn't any navigation stuff we can do, so just ignore it. |
avi | b1986b1 | 2015-06-11 20:21:23 | [diff] [blame] | 965 | if (!GetLastCommittedEntry()) |
avi | 7c6f35e | 2015-05-08 17:52:38 | [diff] [blame] | 966 | return NAVIGATION_TYPE_NAV_IGNORE; |
| 967 | |
| 968 | // Valid subframe navigation. |
| 969 | return NAVIGATION_TYPE_NEW_SUBFRAME; |
| 970 | } |
| 971 | |
| 972 | // We only clear the session history when navigating to a new page. |
| 973 | DCHECK(!params.history_list_was_cleared); |
| 974 | |
avi | 39c1edd3 | 2015-06-04 20:06:00 | [diff] [blame] | 975 | if (rfh->GetParent()) { |
avi | 7c6f35e | 2015-05-08 17:52:38 | [diff] [blame] | 976 | // All manual subframes would be did_create_new_entry and handled above, so |
| 977 | // we know this is auto. |
| 978 | if (GetLastCommittedEntry()) { |
| 979 | return NAVIGATION_TYPE_AUTO_SUBFRAME; |
| 980 | } else { |
| 981 | // We ignore subframes created in non-committed pages; we'd appreciate if |
| 982 | // people stopped doing that. |
| 983 | return NAVIGATION_TYPE_NAV_IGNORE; |
| 984 | } |
| 985 | } |
| 986 | |
| 987 | if (params.nav_entry_id == 0) { |
| 988 | // This is a renderer-initiated navigation (nav_entry_id == 0), but didn't |
| 989 | // create a new page. |
| 990 | |
| 991 | // Just like above in the did_create_new_entry case, it's possible to |
| 992 | // scribble onto an uncommitted page. Again, there isn't any navigation |
| 993 | // stuff that we can do, so ignore it here as well. |
avi | 3a5b8f3 | 2015-05-28 17:50:23 | [diff] [blame] | 994 | NavigationEntry* last_committed = GetLastCommittedEntry(); |
avi | b1986b1 | 2015-06-11 20:21:23 | [diff] [blame] | 995 | if (!last_committed) |
avi | 7c6f35e | 2015-05-08 17:52:38 | [diff] [blame] | 996 | return NAVIGATION_TYPE_NAV_IGNORE; |
| 997 | |
avi | 259dc79 | 2015-07-07 04:42:36 | [diff] [blame] | 998 | // This is history.replaceState(), history.reload(), or a client-side |
| 999 | // redirect. |
| 1000 | return NAVIGATION_TYPE_EXISTING_PAGE; |
avi | 7c6f35e | 2015-05-08 17:52:38 | [diff] [blame] | 1001 | } |
| 1002 | |
| 1003 | if (pending_entry_ && pending_entry_index_ == -1 && |
| 1004 | pending_entry_->GetUniqueID() == params.nav_entry_id) { |
| 1005 | // In this case, we have a pending entry for a load of a new URL but Blink |
creis | 77c9aa3 | 2015-09-25 19:59:42 | [diff] [blame] | 1006 | // didn't do a new navigation (params.did_create_new_entry). First check to |
| 1007 | // make sure Blink didn't treat a new cross-process navigation as inert, and |
| 1008 | // thus set params.did_create_new_entry to false. In that case, we must |
| 1009 | // treat it as NEW since the SiteInstance doesn't match the entry. |
| 1010 | if (GetLastCommittedEntry()->site_instance() != rfh->GetSiteInstance()) |
| 1011 | return NAVIGATION_TYPE_NEW_PAGE; |
| 1012 | |
| 1013 | // Otherwise, this happens when you press enter in the URL bar to reload. We |
| 1014 | // will create a pending entry, but Blink will convert it to a reload since |
| 1015 | // it's the same page and not create a new entry for it (the user doesn't |
| 1016 | // want to have a new back/forward entry when they do this). Therefore we |
| 1017 | // want to just ignore the pending entry and go back to where we were (the |
| 1018 | // "existing entry"). |
| 1019 | // TODO(creis,avi): Eliminate SAME_PAGE in https://crbug.com/536102. |
avi | 7c6f35e | 2015-05-08 17:52:38 | [diff] [blame] | 1020 | return NAVIGATION_TYPE_SAME_PAGE; |
| 1021 | } |
| 1022 | |
| 1023 | if (params.intended_as_new_entry) { |
| 1024 | // This was intended to be a navigation to a new entry but the pending entry |
| 1025 | // got cleared in the meanwhile. Classify as EXISTING_PAGE because we may or |
| 1026 | // may not have a pending entry. |
| 1027 | return NAVIGATION_TYPE_EXISTING_PAGE; |
| 1028 | } |
| 1029 | |
| 1030 | if (params.url_is_unreachable && failed_pending_entry_id_ != 0 && |
| 1031 | params.nav_entry_id == failed_pending_entry_id_) { |
| 1032 | // If the renderer was going to a new pending entry that got cleared because |
| 1033 | // of an error, this is the case of the user trying to retry a failed load |
| 1034 | // by pressing return. Classify as EXISTING_PAGE because we probably don't |
| 1035 | // have a pending entry. |
| 1036 | return NAVIGATION_TYPE_EXISTING_PAGE; |
| 1037 | } |
| 1038 | |
| 1039 | // Now we know that the notification is for an existing page. Find that entry. |
| 1040 | int existing_entry_index = GetEntryIndexWithUniqueID(params.nav_entry_id); |
| 1041 | if (existing_entry_index == -1) { |
avi | 5cad491 | 2015-06-19 05:25:44 | [diff] [blame] | 1042 | // The renderer has committed a navigation to an entry that no longer |
| 1043 | // exists. Because the renderer is showing that page, resurrect that entry. |
| 1044 | return NAVIGATION_TYPE_NEW_PAGE; |
avi | 7c6f35e | 2015-05-08 17:52:38 | [diff] [blame] | 1045 | } |
| 1046 | |
avi | 7c6f35e | 2015-05-08 17:52:38 | [diff] [blame] | 1047 | // Since we weeded out "new" navigations above, we know this is an existing |
| 1048 | // (back/forward) navigation. |
| 1049 | return NAVIGATION_TYPE_EXISTING_PAGE; |
| 1050 | } |
| 1051 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1052 | void NavigationControllerImpl::RendererDidNavigateToNewPage( |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 1053 | RenderFrameHostImpl* rfh, |
[email protected] | 37567b43 | 2014-02-12 01:12:22 | [diff] [blame] | 1054 | const FrameHostMsg_DidCommitProvisionalLoad_Params& params, |
[email protected] | a1b9926 | 2013-12-27 21:56:22 | [diff] [blame] | 1055 | bool replace_entry) { |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 1056 | scoped_ptr<NavigationEntryImpl> new_entry; |
[email protected] | f1eb87a | 2011-05-06 17:49:41 | [diff] [blame] | 1057 | bool update_virtual_url; |
[email protected] | 6dd86ab | 2013-02-27 00:30:34 | [diff] [blame] | 1058 | // Only make a copy of the pending entry if it is appropriate for the new page |
| 1059 | // that was just loaded. We verify this at a coarse grain by checking that |
avi | 5cad491 | 2015-06-19 05:25:44 | [diff] [blame] | 1060 | // the SiteInstance hasn't been assigned to something else, and by making sure |
| 1061 | // that the pending entry was intended as a new entry (rather than being a |
| 1062 | // history navigation that was interrupted by an unrelated, renderer-initiated |
| 1063 | // navigation). |
| 1064 | if (pending_entry_ && pending_entry_index_ == -1 && |
[email protected] | 6dd86ab | 2013-02-27 00:30:34 | [diff] [blame] | 1065 | (!pending_entry_->site_instance() || |
[email protected] | 27dd82fd | 2014-03-03 22:11:43 | [diff] [blame] | 1066 | pending_entry_->site_instance() == rfh->GetSiteInstance())) { |
creis | ef4a0cb | 2015-03-12 19:14:35 | [diff] [blame] | 1067 | new_entry = pending_entry_->Clone(); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1068 | |
[email protected] | f1eb87a | 2011-05-06 17:49:41 | [diff] [blame] | 1069 | update_virtual_url = new_entry->update_virtual_url_with_url(); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1070 | } else { |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 1071 | new_entry = make_scoped_ptr(new NavigationEntryImpl); |
[email protected] | f8f93eb | 2012-09-25 03:06:24 | [diff] [blame] | 1072 | |
| 1073 | // Find out whether the new entry needs to update its virtual URL on URL |
| 1074 | // change and set up the entry accordingly. This is needed to correctly |
| 1075 | // update the virtual URL when replaceState is called after a pushState. |
| 1076 | GURL url = params.url; |
| 1077 | bool needs_update = false; |
[email protected] | 4775298 | 2014-07-29 08:01:43 | [diff] [blame] | 1078 | BrowserURLHandlerImpl::GetInstance()->RewriteURLIfNecessary( |
| 1079 | &url, browser_context_, &needs_update); |
[email protected] | f8f93eb | 2012-09-25 03:06:24 | [diff] [blame] | 1080 | new_entry->set_update_virtual_url_with_url(needs_update); |
| 1081 | |
[email protected] | f1eb87a | 2011-05-06 17:49:41 | [diff] [blame] | 1082 | // When navigating to a new page, give the browser URL handler a chance to |
| 1083 | // update the virtual URL based on the new URL. For example, this is needed |
| 1084 | // to show chrome://bookmarks/#1 when the bookmarks webui extension changes |
| 1085 | // the URL. |
[email protected] | f8f93eb | 2012-09-25 03:06:24 | [diff] [blame] | 1086 | update_virtual_url = needs_update; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1087 | } |
| 1088 | |
wjmaclean | 7431bb2 | 2015-02-19 14:53:43 | [diff] [blame] | 1089 | // Don't use the page type from the pending entry. Some interstitial page |
| 1090 | // may have set the type to interstitial. Once we commit, however, the page |
| 1091 | // type must always be normal or error. |
| 1092 | new_entry->set_page_type(params.url_is_unreachable ? PAGE_TYPE_ERROR |
| 1093 | : PAGE_TYPE_NORMAL); |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 1094 | new_entry->SetURL(params.url); |
[email protected] | f1eb87a | 2011-05-06 17:49:41 | [diff] [blame] | 1095 | if (update_virtual_url) |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 1096 | UpdateVirtualURLToURL(new_entry.get(), params.url); |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 1097 | new_entry->SetReferrer(params.referrer); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1098 | new_entry->SetPageID(params.page_id); |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 1099 | new_entry->SetTransitionType(params.transition); |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 1100 | new_entry->set_site_instance( |
[email protected] | 27dd82fd | 2014-03-03 22:11:43 | [diff] [blame] | 1101 | static_cast<SiteInstanceImpl*>(rfh->GetSiteInstance())); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1102 | new_entry->SetHasPostData(params.is_post); |
[email protected] | 86cd947 | 2012-02-03 19:51:05 | [diff] [blame] | 1103 | new_entry->SetPostID(params.post_id); |
[email protected] | 7c16976c | 2012-08-04 02:38:23 | [diff] [blame] | 1104 | new_entry->SetOriginalRequestURL(params.original_request_url); |
[email protected] | bf70edce | 2012-06-20 22:32:22 | [diff] [blame] | 1105 | new_entry->SetIsOverridingUserAgent(params.is_overriding_user_agent); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1106 | |
creis | 8b5cd4c | 2015-06-19 00:11:08 | [diff] [blame] | 1107 | // Update the FrameNavigationEntry for new main frame commits. |
| 1108 | FrameNavigationEntry* frame_entry = |
| 1109 | new_entry->GetFrameEntry(rfh->frame_tree_node()); |
| 1110 | frame_entry->set_item_sequence_number(params.item_sequence_number); |
| 1111 | frame_entry->set_document_sequence_number(params.document_sequence_number); |
| 1112 | |
[email protected] | ff64b3e | 2014-05-31 04:07:33 | [diff] [blame] | 1113 | // history.pushState() is classified as a navigation to a new page, but |
| 1114 | // sets was_within_same_page to true. In this case, we already have the |
[email protected] | 3a868f21 | 2014-08-09 10:41:19 | [diff] [blame] | 1115 | // title and favicon available, so set them immediately. |
| 1116 | if (params.was_within_same_page && GetLastCommittedEntry()) { |
[email protected] | ff64b3e | 2014-05-31 04:07:33 | [diff] [blame] | 1117 | new_entry->SetTitle(GetLastCommittedEntry()->GetTitle()); |
[email protected] | 3a868f21 | 2014-08-09 10:41:19 | [diff] [blame] | 1118 | new_entry->GetFavicon() = GetLastCommittedEntry()->GetFavicon(); |
| 1119 | } |
[email protected] | ff64b3e | 2014-05-31 04:07:33 | [diff] [blame] | 1120 | |
[email protected] | 60d6cca | 2013-04-30 08:47:13 | [diff] [blame] | 1121 | DCHECK(!params.history_list_was_cleared || !replace_entry); |
| 1122 | // The browser requested to clear the session history when it initiated the |
| 1123 | // navigation. Now we know that the renderer has updated its state accordingly |
| 1124 | // and it is safe to also clear the browser side history. |
| 1125 | if (params.history_list_was_cleared) { |
| 1126 | DiscardNonCommittedEntriesInternal(); |
| 1127 | entries_.clear(); |
| 1128 | last_committed_entry_index_ = -1; |
| 1129 | } |
| 1130 | |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 1131 | InsertOrReplaceEntry(new_entry.Pass(), replace_entry); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1132 | } |
| 1133 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1134 | void NavigationControllerImpl::RendererDidNavigateToExistingPage( |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 1135 | RenderFrameHostImpl* rfh, |
[email protected] | 37567b43 | 2014-02-12 01:12:22 | [diff] [blame] | 1136 | const FrameHostMsg_DidCommitProvisionalLoad_Params& params) { |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1137 | // We should only get here for main frame navigations. |
avi | 39c1edd3 | 2015-06-04 20:06:00 | [diff] [blame] | 1138 | DCHECK(!rfh->GetParent()); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1139 | |
avi | cbdc4c1 | 2015-07-01 16:07:11 | [diff] [blame] | 1140 | NavigationEntryImpl* entry; |
| 1141 | if (params.intended_as_new_entry) { |
| 1142 | // This was intended as a new entry but the pending entry was lost in the |
| 1143 | // meanwhile and no new page was created. We are stuck at the last committed |
| 1144 | // entry. |
| 1145 | entry = GetLastCommittedEntry(); |
| 1146 | } else if (params.nav_entry_id) { |
| 1147 | // This is a browser-initiated navigation (back/forward/reload). |
| 1148 | entry = GetEntryWithUniqueID(params.nav_entry_id); |
| 1149 | } else { |
| 1150 | // This is renderer-initiated. The only kinds of renderer-initated |
| 1151 | // navigations that are EXISTING_PAGE are reloads and location.replace, |
| 1152 | // which land us at the last committed entry. |
| 1153 | entry = GetLastCommittedEntry(); |
| 1154 | } |
| 1155 | DCHECK(entry); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1156 | |
[email protected] | 5ccd4dc | 2012-10-24 02:28:14 | [diff] [blame] | 1157 | // The URL may have changed due to redirects. |
wjmaclean | 7431bb2 | 2015-02-19 14:53:43 | [diff] [blame] | 1158 | entry->set_page_type(params.url_is_unreachable ? PAGE_TYPE_ERROR |
| 1159 | : PAGE_TYPE_NORMAL); |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 1160 | entry->SetURL(params.url); |
[email protected] | 25cd5f1 | 2014-01-10 11:02:20 | [diff] [blame] | 1161 | entry->SetReferrer(params.referrer); |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 1162 | if (entry->update_virtual_url_with_url()) |
| 1163 | UpdateVirtualURLToURL(entry, params.url); |
[email protected] | 5ccd4dc | 2012-10-24 02:28:14 | [diff] [blame] | 1164 | |
| 1165 | // The redirected to page should not inherit the favicon from the previous |
| 1166 | // page. |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 1167 | if (ui::PageTransitionIsRedirect(params.transition)) |
[email protected] | 91a4ff8 | 2012-10-29 20:29:48 | [diff] [blame] | 1168 | entry->GetFavicon() = FaviconStatus(); |
[email protected] | 5ccd4dc | 2012-10-24 02:28:14 | [diff] [blame] | 1169 | |
| 1170 | // The site instance will normally be the same except during session restore, |
| 1171 | // when no site instance will be assigned. |
fdegans | 9caf66a | 2015-07-30 21:10:42 | [diff] [blame] | 1172 | DCHECK(entry->site_instance() == nullptr || |
[email protected] | 27dd82fd | 2014-03-03 22:11:43 | [diff] [blame] | 1173 | entry->site_instance() == rfh->GetSiteInstance()); |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 1174 | entry->set_site_instance( |
[email protected] | 27dd82fd | 2014-03-03 22:11:43 | [diff] [blame] | 1175 | static_cast<SiteInstanceImpl*>(rfh->GetSiteInstance())); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1176 | |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1177 | entry->SetHasPostData(params.is_post); |
[email protected] | 86cd947 | 2012-02-03 19:51:05 | [diff] [blame] | 1178 | entry->SetPostID(params.post_id); |
[email protected] | d5a49e5 | 2010-01-08 03:01:41 | [diff] [blame] | 1179 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1180 | // The entry we found in the list might be pending if the user hit |
| 1181 | // back/forward/reload. This load should commit it (since it's already in the |
[email protected] | 49bd30e6 | 2011-03-22 20:12:59 | [diff] [blame] | 1182 | // list, we can just discard the pending pointer). We should also discard the |
| 1183 | // pending entry if it corresponds to a different navigation, since that one |
| 1184 | // is now likely canceled. If it is not canceled, we will treat it as a new |
| 1185 | // navigation when it arrives, which is also ok. |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1186 | // |
| 1187 | // Note that we need to use the "internal" version since we don't want to |
| 1188 | // actually change any other state, just kill the pointer. |
[email protected] | 6eebaab | 2012-11-15 04:39:49 | [diff] [blame] | 1189 | DiscardNonCommittedEntriesInternal(); |
[email protected] | 40bcc30 | 2009-03-02 20:50:39 | [diff] [blame] | 1190 | |
[email protected] | 80858db5 | 2009-10-15 00:35:18 | [diff] [blame] | 1191 | // If a transient entry was removed, the indices might have changed, so we |
| 1192 | // have to query the entry index again. |
avi | cbdc4c1 | 2015-07-01 16:07:11 | [diff] [blame] | 1193 | last_committed_entry_index_ = GetIndexOfEntry(entry); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1194 | } |
| 1195 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1196 | void NavigationControllerImpl::RendererDidNavigateToSamePage( |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 1197 | RenderFrameHostImpl* rfh, |
[email protected] | 37567b43 | 2014-02-12 01:12:22 | [diff] [blame] | 1198 | const FrameHostMsg_DidCommitProvisionalLoad_Params& params) { |
avi | af566096 | 2015-06-30 15:12:29 | [diff] [blame] | 1199 | // This classification says that we have a pending entry that's the same as |
| 1200 | // the last committed entry. This entry is guaranteed to exist by |
[email protected] | 4c27ba8 | 2008-09-24 16:49:09 | [diff] [blame] | 1201 | // ClassifyNavigation. All we need to do is update the existing entry. |
avi | af566096 | 2015-06-30 15:12:29 | [diff] [blame] | 1202 | NavigationEntryImpl* existing_entry = GetLastCommittedEntry(); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1203 | |
creis | 77c9aa3 | 2015-09-25 19:59:42 | [diff] [blame] | 1204 | // If we classified this correctly, the SiteInstance should not have changed. |
| 1205 | CHECK_EQ(existing_entry->site_instance(), rfh->GetSiteInstance()); |
| 1206 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1207 | // We assign the entry's unique ID to be that of the new one. Since this is |
| 1208 | // always the result of a user action, we want to dismiss infobars, etc. like |
| 1209 | // a regular user-initiated navigation. |
creis | 77c9aa3 | 2015-09-25 19:59:42 | [diff] [blame] | 1210 | DCHECK_EQ(pending_entry_->GetUniqueID(), params.nav_entry_id); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1211 | existing_entry->set_unique_id(pending_entry_->GetUniqueID()); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1212 | |
[email protected] | a0e6926 | 2009-06-03 19:08:48 | [diff] [blame] | 1213 | // The URL may have changed due to redirects. |
wjmaclean | 7431bb2 | 2015-02-19 14:53:43 | [diff] [blame] | 1214 | existing_entry->set_page_type(params.url_is_unreachable ? PAGE_TYPE_ERROR |
| 1215 | : PAGE_TYPE_NORMAL); |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 1216 | if (existing_entry->update_virtual_url_with_url()) |
| 1217 | UpdateVirtualURLToURL(existing_entry, params.url); |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 1218 | existing_entry->SetURL(params.url); |
[email protected] | 25cd5f1 | 2014-01-10 11:02:20 | [diff] [blame] | 1219 | existing_entry->SetReferrer(params.referrer); |
[email protected] | a0e6926 | 2009-06-03 19:08:48 | [diff] [blame] | 1220 | |
[email protected] | b7768652 | 2013-12-11 20:34:19 | [diff] [blame] | 1221 | // The page may have been requested with a different HTTP method. |
| 1222 | existing_entry->SetHasPostData(params.is_post); |
| 1223 | existing_entry->SetPostID(params.post_id); |
| 1224 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1225 | DiscardNonCommittedEntries(); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1226 | } |
| 1227 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1228 | void NavigationControllerImpl::RendererDidNavigateNewSubframe( |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 1229 | RenderFrameHostImpl* rfh, |
[email protected] | 37567b43 | 2014-02-12 01:12:22 | [diff] [blame] | 1230 | const FrameHostMsg_DidCommitProvisionalLoad_Params& params) { |
avi | 25f5f9e | 2015-07-17 20:08:26 | [diff] [blame] | 1231 | DCHECK(ui::PageTransitionCoreTypeIs(params.transition, |
| 1232 | ui::PAGE_TRANSITION_MANUAL_SUBFRAME)); |
[email protected] | 09b8f82f | 2009-06-16 20:22:11 | [diff] [blame] | 1233 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1234 | // Manual subframe navigations just get the current entry cloned so the user |
| 1235 | // can go back or forward to it. The actual subframe information will be |
| 1236 | // stored in the page state for each of those entries. This happens out of |
| 1237 | // band with the actual navigations. |
[email protected] | 4c27ba8 | 2008-09-24 16:49:09 | [diff] [blame] | 1238 | DCHECK(GetLastCommittedEntry()) << "ClassifyNavigation should guarantee " |
| 1239 | << "that a last committed entry exists."; |
creis | 96fc5508 | 2015-06-13 06:42:38 | [diff] [blame] | 1240 | |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 1241 | scoped_ptr<NavigationEntryImpl> new_entry; |
nick | d30fd96 | 2015-07-27 21:51:08 | [diff] [blame] | 1242 | if (SiteIsolationPolicy::UseSubframeNavigationEntries()) { |
creis | 96fc5508 | 2015-06-13 06:42:38 | [diff] [blame] | 1243 | // Make sure new_entry takes ownership of frame_entry in a scoped_refptr. |
| 1244 | FrameNavigationEntry* frame_entry = new FrameNavigationEntry( |
creis | 8b5cd4c | 2015-06-19 00:11:08 | [diff] [blame] | 1245 | rfh->frame_tree_node()->frame_tree_node_id(), |
| 1246 | params.item_sequence_number, params.document_sequence_number, |
| 1247 | rfh->GetSiteInstance(), params.url, params.referrer); |
creis | 96fc5508 | 2015-06-13 06:42:38 | [diff] [blame] | 1248 | new_entry = GetLastCommittedEntry()->CloneAndReplace(rfh->frame_tree_node(), |
| 1249 | frame_entry); |
creis | e062d54 | 2015-08-25 02:01:55 | [diff] [blame] | 1250 | |
| 1251 | // TODO(creis): Make sure the last committed entry always has the subframe |
| 1252 | // entry to replace, and CHECK(frame_entry->HasOneRef). For now, we might |
| 1253 | // not find the entry to replace, and new_entry will be deleted when it goes |
| 1254 | // out of scope. See https://crbug.com/522193. |
creis | 96fc5508 | 2015-06-13 06:42:38 | [diff] [blame] | 1255 | } else { |
| 1256 | new_entry = GetLastCommittedEntry()->Clone(); |
| 1257 | } |
| 1258 | |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1259 | new_entry->SetPageID(params.page_id); |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 1260 | InsertOrReplaceEntry(new_entry.Pass(), false); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1261 | } |
| 1262 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1263 | bool NavigationControllerImpl::RendererDidNavigateAutoSubframe( |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 1264 | RenderFrameHostImpl* rfh, |
[email protected] | 37567b43 | 2014-02-12 01:12:22 | [diff] [blame] | 1265 | const FrameHostMsg_DidCommitProvisionalLoad_Params& params) { |
avi | 9f07a0c | 2015-02-18 22:51:29 | [diff] [blame] | 1266 | DCHECK(ui::PageTransitionCoreTypeIs(params.transition, |
| 1267 | ui::PAGE_TRANSITION_AUTO_SUBFRAME)); |
| 1268 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1269 | // We're guaranteed to have a previously committed entry, and we now need to |
| 1270 | // handle navigation inside of a subframe in it without creating a new entry. |
| 1271 | DCHECK(GetLastCommittedEntry()); |
| 1272 | |
avi | 98405c2 | 2015-05-21 20:47:06 | [diff] [blame] | 1273 | if (params.nav_entry_id) { |
caitkp | 420384c6 | 2015-05-28 14:34:51 | [diff] [blame] | 1274 | int entry_index = GetEntryIndexWithUniqueID(params.nav_entry_id); |
caitkp | 420384c6 | 2015-05-28 14:34:51 | [diff] [blame] | 1275 | |
creis | 3cdc3b0 | 2015-05-29 23:00:47 | [diff] [blame] | 1276 | // If the |nav_entry_id| is non-zero and matches an existing entry, this is |
| 1277 | // a history auto" navigation. Update the last committed index accordingly. |
| 1278 | // If we don't recognize the |nav_entry_id|, it might be either a pending |
| 1279 | // entry for a transfer or a recently pruned entry. We'll handle it below. |
| 1280 | if (entry_index != -1 && entry_index != last_committed_entry_index_) { |
avi | 98405c2 | 2015-05-21 20:47:06 | [diff] [blame] | 1281 | // Make sure that a subframe commit isn't changing the main frame's |
| 1282 | // origin. Otherwise the renderer process may be confused, leading to a |
| 1283 | // URL spoof. We can't check the path since that may change |
| 1284 | // (https://crbug.com/373041). |
| 1285 | if (GetLastCommittedEntry()->GetURL().GetOrigin() != |
| 1286 | GetEntryAtIndex(entry_index)->GetURL().GetOrigin()) { |
| 1287 | // TODO(creis): This is unexpectedly being encountered in practice. If |
| 1288 | // you encounter this in practice, please post details to |
| 1289 | // https://crbug.com/486916. Once that's resolved, we'll change this to |
| 1290 | // kill the renderer process with bad_message::NC_AUTO_SUBFRAME. |
| 1291 | NOTREACHED() << "Unexpected main frame origin change on AUTO_SUBFRAME."; |
| 1292 | } |
creis | 3cdc3b0 | 2015-05-29 23:00:47 | [diff] [blame] | 1293 | |
| 1294 | // TODO(creis): Update the FrameNavigationEntry in --site-per-process. |
avi | 98405c2 | 2015-05-21 20:47:06 | [diff] [blame] | 1295 | last_committed_entry_index_ = entry_index; |
| 1296 | DiscardNonCommittedEntriesInternal(); |
| 1297 | return true; |
| 1298 | } |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1299 | } |
[email protected] | f233e423 | 2013-02-23 00:55:14 | [diff] [blame] | 1300 | |
nick | d30fd96 | 2015-07-27 21:51:08 | [diff] [blame] | 1301 | if (SiteIsolationPolicy::UseSubframeNavigationEntries()) { |
creis | 625a0c7d | 2015-03-24 23:17:12 | [diff] [blame] | 1302 | // This may be a "new auto" case where we add a new FrameNavigationEntry, or |
| 1303 | // it may be a "history auto" case where we update an existing one. |
creis | 625a0c7d | 2015-03-24 23:17:12 | [diff] [blame] | 1304 | NavigationEntryImpl* last_committed = GetLastCommittedEntry(); |
creis | 8b5cd4c | 2015-06-19 00:11:08 | [diff] [blame] | 1305 | last_committed->AddOrUpdateFrameEntry( |
| 1306 | rfh->frame_tree_node(), params.item_sequence_number, |
| 1307 | params.document_sequence_number, rfh->GetSiteInstance(), params.url, |
| 1308 | params.referrer, params.page_state); |
creis | 3cdc3b0 | 2015-05-29 23:00:47 | [diff] [blame] | 1309 | |
| 1310 | // Cross-process subframe navigations may leave a pending entry around. |
creis | efbbbb5 | 2015-06-01 19:28:54 | [diff] [blame] | 1311 | // Clear it if it's actually for the subframe. |
creis | 3cdc3b0 | 2015-05-29 23:00:47 | [diff] [blame] | 1312 | // TODO(creis): Don't use pending entries for subframe navigations. |
creis | efbbbb5 | 2015-06-01 19:28:54 | [diff] [blame] | 1313 | // See https://crbug.com/495161. |
| 1314 | if (pending_entry_ && |
| 1315 | pending_entry_->frame_tree_node_id() == |
| 1316 | rfh->frame_tree_node()->frame_tree_node_id()) { |
| 1317 | DiscardPendingEntry(false); |
| 1318 | } |
creis | 625a0c7d | 2015-03-24 23:17:12 | [diff] [blame] | 1319 | } |
| 1320 | |
[email protected] | f233e423 | 2013-02-23 00:55:14 | [diff] [blame] | 1321 | // We do not need to discard the pending entry in this case, since we will |
| 1322 | // not generate commit notifications for this auto-subframe navigation. |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1323 | return false; |
| 1324 | } |
| 1325 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1326 | int NavigationControllerImpl::GetIndexOfEntry( |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1327 | const NavigationEntryImpl* entry) const { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1328 | const NavigationEntries::const_iterator i(std::find( |
| 1329 | entries_.begin(), |
| 1330 | entries_.end(), |
| 1331 | entry)); |
| 1332 | return (i == entries_.end()) ? -1 : static_cast<int>(i - entries_.begin()); |
| 1333 | } |
| 1334 | |
avi | db7d1d2 | 2015-06-08 21:21:50 | [diff] [blame] | 1335 | // There are two general cases where a navigation is "in page": |
| 1336 | // 1. A fragment navigation, in which the url is kept the same except for the |
| 1337 | // reference fragment. |
| 1338 | // 2. A history API navigation (pushState and replaceState). This case is |
| 1339 | // always in-page, but the urls are not guaranteed to match excluding the |
| 1340 | // fragment. The relevant spec allows pushState/replaceState to any URL on |
| 1341 | // the same origin. |
| 1342 | // However, due to reloads, even identical urls are *not* guaranteed to be |
| 1343 | // in-page navigations, we have to trust the renderer almost entirely. |
| 1344 | // The one thing we do know is that cross-origin navigations will *never* be |
| 1345 | // in-page. Therefore, trust the renderer if the URLs are on the same origin, |
| 1346 | // and assume the renderer is malicious if a cross-origin navigation claims to |
| 1347 | // be in-page. |
[email protected] | ce760d74 | 2012-08-30 22:31:10 | [diff] [blame] | 1348 | bool NavigationControllerImpl::IsURLInPageNavigation( |
[email protected] | b9d4dfdc | 2013-08-08 00:25:12 | [diff] [blame] | 1349 | const GURL& url, |
| 1350 | bool renderer_says_in_page, |
[email protected] | 5cfbddc | 2014-06-23 23:52:23 | [diff] [blame] | 1351 | RenderFrameHost* rfh) const { |
avi | db7d1d2 | 2015-06-08 21:21:50 | [diff] [blame] | 1352 | GURL last_committed_url; |
| 1353 | if (rfh->GetParent()) { |
| 1354 | last_committed_url = rfh->GetLastCommittedURL(); |
| 1355 | } else { |
| 1356 | NavigationEntry* last_committed = GetLastCommittedEntry(); |
| 1357 | // There must be a last-committed entry to compare URLs to. TODO(avi): When |
| 1358 | // might Blink say that a navigation is in-page yet there be no last- |
| 1359 | // committed entry? |
| 1360 | if (!last_committed) |
| 1361 | return false; |
| 1362 | last_committed_url = last_committed->GetURL(); |
| 1363 | } |
| 1364 | |
| 1365 | WebPreferences prefs = rfh->GetRenderViewHost()->GetWebkitPreferences(); |
| 1366 | bool is_same_origin = last_committed_url.is_empty() || |
| 1367 | // TODO(japhet): We should only permit navigations |
| 1368 | // originating from about:blank to be in-page if the |
| 1369 | // about:blank is the first document that frame loaded. |
| 1370 | // We don't have sufficient information to identify |
| 1371 | // that case at the moment, so always allow about:blank |
| 1372 | // for now. |
| 1373 | last_committed_url == GURL(url::kAboutBlankURL) || |
| 1374 | last_committed_url.GetOrigin() == url.GetOrigin() || |
| 1375 | !prefs.web_security_enabled || |
| 1376 | (prefs.allow_universal_access_from_file_urls && |
| 1377 | last_committed_url.SchemeIs(url::kFileScheme)); |
| 1378 | if (!is_same_origin && renderer_says_in_page) { |
| 1379 | bad_message::ReceivedBadMessage(rfh->GetProcess(), |
| 1380 | bad_message::NC_IN_PAGE_NAVIGATION); |
| 1381 | } |
| 1382 | return is_same_origin && renderer_says_in_page; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1383 | } |
| 1384 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1385 | void NavigationControllerImpl::CopyStateFrom( |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 1386 | const NavigationController& temp) { |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1387 | const NavigationControllerImpl& source = |
| 1388 | static_cast<const NavigationControllerImpl&>(temp); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1389 | // Verify that we look new. |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1390 | DCHECK(GetEntryCount() == 0 && !GetPendingEntry()); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1391 | |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1392 | if (source.GetEntryCount() == 0) |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1393 | return; // Nothing new to do. |
| 1394 | |
| 1395 | needs_reload_ = true; |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1396 | InsertEntriesFrom(source, source.GetEntryCount()); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1397 | |
[email protected] | fdac6ade | 2013-07-20 01:06:30 | [diff] [blame] | 1398 | for (SessionStorageNamespaceMap::const_iterator it = |
| 1399 | source.session_storage_namespace_map_.begin(); |
| 1400 | it != source.session_storage_namespace_map_.end(); |
| 1401 | ++it) { |
| 1402 | SessionStorageNamespaceImpl* source_namespace = |
| 1403 | static_cast<SessionStorageNamespaceImpl*>(it->second.get()); |
| 1404 | session_storage_namespace_map_[it->first] = source_namespace->Clone(); |
| 1405 | } |
[email protected] | 4e6419c | 2010-01-15 04:50:34 | [diff] [blame] | 1406 | |
[email protected] | 2ca1ea66 | 2012-10-04 02:26:36 | [diff] [blame] | 1407 | FinishRestore(source.last_committed_entry_index_, RESTORE_CURRENT_SESSION); |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1408 | |
| 1409 | // Copy the max page id map from the old tab to the new tab. This ensures |
| 1410 | // that new and existing navigations in the tab's current SiteInstances |
| 1411 | // are identified properly. |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 1412 | delegate_->CopyMaxPageIDsFrom(source.delegate()->GetWebContents()); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1413 | } |
| 1414 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1415 | void NavigationControllerImpl::CopyStateFromAndPrune( |
[email protected] | e78a685 | 2013-12-13 08:08:57 | [diff] [blame] | 1416 | NavigationController* temp, |
| 1417 | bool replace_entry) { |
[email protected] | 474f851 | 2013-05-31 22:31:16 | [diff] [blame] | 1418 | // It is up to callers to check the invariants before calling this. |
[email protected] | 7936898 | 2013-11-13 01:11:01 | [diff] [blame] | 1419 | CHECK(CanPruneAllButLastCommitted()); |
[email protected] | 474f851 | 2013-05-31 22:31:16 | [diff] [blame] | 1420 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1421 | NavigationControllerImpl* source = |
| 1422 | static_cast<NavigationControllerImpl*>(temp); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1423 | |
avi | 2b17759 | 2014-12-10 02:08:02 | [diff] [blame] | 1424 | // Remove all the entries leaving the last committed entry. |
[email protected] | 7936898 | 2013-11-13 01:11:01 | [diff] [blame] | 1425 | PruneAllButLastCommittedInternal(); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1426 | |
[email protected] | 474f851 | 2013-05-31 22:31:16 | [diff] [blame] | 1427 | // We now have one entry, possibly with a new pending entry. Ensure that |
| 1428 | // adding the entries from source won't put us over the limit. |
| 1429 | DCHECK_EQ(1, GetEntryCount()); |
[email protected] | e78a685 | 2013-12-13 08:08:57 | [diff] [blame] | 1430 | if (!replace_entry) |
| 1431 | source->PruneOldestEntryIfFull(); |
[email protected] | 944822b | 2012-03-02 20:57:25 | [diff] [blame] | 1432 | |
[email protected] | 47e020a | 2010-10-15 14:43:37 | [diff] [blame] | 1433 | // Insert the entries from source. Don't use source->GetCurrentEntryIndex as |
avi | 2b17759 | 2014-12-10 02:08:02 | [diff] [blame] | 1434 | // we don't want to copy over the transient entry. Ignore any pending entry, |
[email protected] | 474f851 | 2013-05-31 22:31:16 | [diff] [blame] | 1435 | // since it has not committed in source. |
| 1436 | int max_source_index = source->last_committed_entry_index_; |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1437 | if (max_source_index == -1) |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1438 | max_source_index = source->GetEntryCount(); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1439 | else |
| 1440 | max_source_index++; |
[email protected] | e78a685 | 2013-12-13 08:08:57 | [diff] [blame] | 1441 | |
| 1442 | // Ignore the source's current entry if merging with replacement. |
| 1443 | // TODO(davidben): This should preserve entries forward of the current |
| 1444 | // too. http://crbug.com/317872 |
| 1445 | if (replace_entry && max_source_index > 0) |
| 1446 | max_source_index--; |
| 1447 | |
[email protected] | 47e020a | 2010-10-15 14:43:37 | [diff] [blame] | 1448 | InsertEntriesFrom(*source, max_source_index); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1449 | |
| 1450 | // Adjust indices such that the last entry and pending are at the end now. |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1451 | last_committed_entry_index_ = GetEntryCount() - 1; |
[email protected] | 796931a9 | 2011-08-10 01:32:14 | [diff] [blame] | 1452 | |
avi | 2b17759 | 2014-12-10 02:08:02 | [diff] [blame] | 1453 | delegate_->SetHistoryOffsetAndLength(last_committed_entry_index_, |
| 1454 | GetEntryCount()); |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1455 | |
avi | 2b17759 | 2014-12-10 02:08:02 | [diff] [blame] | 1456 | // Copy the max page id map from the old tab to the new tab. This ensures that |
| 1457 | // new and existing navigations in the tab's current SiteInstances are |
| 1458 | // identified properly. |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 1459 | NavigationEntryImpl* last_committed = GetLastCommittedEntry(); |
avi | 2b17759 | 2014-12-10 02:08:02 | [diff] [blame] | 1460 | int32 site_max_page_id = |
| 1461 | delegate_->GetMaxPageIDForSiteInstance(last_committed->site_instance()); |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 1462 | delegate_->CopyMaxPageIDsFrom(source->delegate()->GetWebContents()); |
avi | 2b17759 | 2014-12-10 02:08:02 | [diff] [blame] | 1463 | delegate_->UpdateMaxPageIDForSiteInstance(last_committed->site_instance(), |
| 1464 | site_max_page_id); |
[email protected] | f69ed36 | 2014-04-28 14:01:42 | [diff] [blame] | 1465 | max_restored_page_id_ = source->max_restored_page_id_; |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1466 | } |
| 1467 | |
[email protected] | 7936898 | 2013-11-13 01:11:01 | [diff] [blame] | 1468 | bool NavigationControllerImpl::CanPruneAllButLastCommitted() { |
[email protected] | 474f851 | 2013-05-31 22:31:16 | [diff] [blame] | 1469 | // If there is no last committed entry, we cannot prune. Even if there is a |
| 1470 | // pending entry, it may not commit, leaving this WebContents blank, despite |
| 1471 | // possibly giving it new entries via CopyStateFromAndPrune. |
| 1472 | if (last_committed_entry_index_ == -1) |
| 1473 | return false; |
[email protected] | 9350602e | 2013-02-26 23:27:44 | [diff] [blame] | 1474 | |
[email protected] | 474f851 | 2013-05-31 22:31:16 | [diff] [blame] | 1475 | // We cannot prune if there is a pending entry at an existing entry index. |
| 1476 | // It may not commit, so we have to keep the last committed entry, and thus |
| 1477 | // there is no sensible place to keep the pending entry. It is ok to have |
| 1478 | // a new pending entry, which can optionally commit as a new navigation. |
| 1479 | if (pending_entry_index_ != -1) |
| 1480 | return false; |
| 1481 | |
| 1482 | // We should not prune if we are currently showing a transient entry. |
| 1483 | if (transient_entry_index_ != -1) |
| 1484 | return false; |
| 1485 | |
| 1486 | return true; |
| 1487 | } |
| 1488 | |
[email protected] | 7936898 | 2013-11-13 01:11:01 | [diff] [blame] | 1489 | void NavigationControllerImpl::PruneAllButLastCommitted() { |
| 1490 | PruneAllButLastCommittedInternal(); |
[email protected] | 474f851 | 2013-05-31 22:31:16 | [diff] [blame] | 1491 | |
avi | 2b17759 | 2014-12-10 02:08:02 | [diff] [blame] | 1492 | DCHECK_EQ(0, last_committed_entry_index_); |
| 1493 | DCHECK_EQ(1, GetEntryCount()); |
[email protected] | 9350602e | 2013-02-26 23:27:44 | [diff] [blame] | 1494 | |
avi | 2b17759 | 2014-12-10 02:08:02 | [diff] [blame] | 1495 | delegate_->SetHistoryOffsetAndLength(last_committed_entry_index_, |
| 1496 | GetEntryCount()); |
[email protected] | 9350602e | 2013-02-26 23:27:44 | [diff] [blame] | 1497 | } |
| 1498 | |
[email protected] | 7936898 | 2013-11-13 01:11:01 | [diff] [blame] | 1499 | void NavigationControllerImpl::PruneAllButLastCommittedInternal() { |
[email protected] | 474f851 | 2013-05-31 22:31:16 | [diff] [blame] | 1500 | // It is up to callers to check the invariants before calling this. |
[email protected] | 7936898 | 2013-11-13 01:11:01 | [diff] [blame] | 1501 | CHECK(CanPruneAllButLastCommitted()); |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1502 | |
[email protected] | 474f851 | 2013-05-31 22:31:16 | [diff] [blame] | 1503 | // Erase all entries but the last committed entry. There may still be a |
| 1504 | // new pending entry after this. |
| 1505 | entries_.erase(entries_.begin(), |
| 1506 | entries_.begin() + last_committed_entry_index_); |
| 1507 | entries_.erase(entries_.begin() + 1, entries_.end()); |
| 1508 | last_committed_entry_index_ = 0; |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1509 | } |
| 1510 | |
[email protected] | 15f46dc | 2013-01-24 05:40:24 | [diff] [blame] | 1511 | void NavigationControllerImpl::ClearAllScreenshots() { |
[email protected] | 1a3f531 | 2013-04-26 21:00:10 | [diff] [blame] | 1512 | screenshot_manager_->ClearAllScreenshots(); |
[email protected] | 15f46dc | 2013-01-24 05:40:24 | [diff] [blame] | 1513 | } |
| 1514 | |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 1515 | void NavigationControllerImpl::SetSessionStorageNamespace( |
[email protected] | fdac6ade | 2013-07-20 01:06:30 | [diff] [blame] | 1516 | const std::string& partition_id, |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 1517 | SessionStorageNamespace* session_storage_namespace) { |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 1518 | if (!session_storage_namespace) |
| 1519 | return; |
| 1520 | |
| 1521 | // We can't overwrite an existing SessionStorage without violating spec. |
| 1522 | // Attempts to do so may give a tab access to another tab's session storage |
| 1523 | // so die hard on an error. |
[email protected] | fdac6ade | 2013-07-20 01:06:30 | [diff] [blame] | 1524 | bool successful_insert = session_storage_namespace_map_.insert( |
| 1525 | make_pair(partition_id, |
| 1526 | static_cast<SessionStorageNamespaceImpl*>( |
| 1527 | session_storage_namespace))) |
| 1528 | .second; |
| 1529 | CHECK(successful_insert) << "Cannot replace existing SessionStorageNamespace"; |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 1530 | } |
| 1531 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1532 | void NavigationControllerImpl::SetMaxRestoredPageID(int32 max_id) { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 1533 | max_restored_page_id_ = max_id; |
| 1534 | } |
| 1535 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1536 | int32 NavigationControllerImpl::GetMaxRestoredPageID() const { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 1537 | return max_restored_page_id_; |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1538 | } |
| 1539 | |
[email protected] | aa62afd | 2014-04-22 19:22:46 | [diff] [blame] | 1540 | bool NavigationControllerImpl::IsUnmodifiedBlankTab() const { |
[email protected] | aa62afd | 2014-04-22 19:22:46 | [diff] [blame] | 1541 | return IsInitialNavigation() && |
[email protected] | b4c8401 | 2014-04-28 19:51:10 | [diff] [blame] | 1542 | !GetLastCommittedEntry() && |
| 1543 | !delegate_->HasAccessedInitialDocument(); |
[email protected] | aa62afd | 2014-04-22 19:22:46 | [diff] [blame] | 1544 | } |
| 1545 | |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1546 | SessionStorageNamespace* |
[email protected] | fdac6ade | 2013-07-20 01:06:30 | [diff] [blame] | 1547 | NavigationControllerImpl::GetSessionStorageNamespace(SiteInstance* instance) { |
| 1548 | std::string partition_id; |
| 1549 | if (instance) { |
| 1550 | // TODO(ajwong): When GetDefaultSessionStorageNamespace() goes away, remove |
| 1551 | // this if statement so |instance| must not be NULL. |
| 1552 | partition_id = |
| 1553 | GetContentClient()->browser()->GetStoragePartitionIdForSite( |
| 1554 | browser_context_, instance->GetSiteURL()); |
| 1555 | } |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 1556 | |
[email protected] | fdac6ade | 2013-07-20 01:06:30 | [diff] [blame] | 1557 | SessionStorageNamespaceMap::const_iterator it = |
| 1558 | session_storage_namespace_map_.find(partition_id); |
| 1559 | if (it != session_storage_namespace_map_.end()) |
| 1560 | return it->second.get(); |
| 1561 | |
| 1562 | // Create one if no one has accessed session storage for this partition yet. |
| 1563 | // |
| 1564 | // TODO(ajwong): Should this use the |partition_id| directly rather than |
| 1565 | // re-lookup via |instance|? http://crbug.com/142685 |
| 1566 | StoragePartition* partition = |
| 1567 | BrowserContext::GetStoragePartition(browser_context_, instance); |
| 1568 | SessionStorageNamespaceImpl* session_storage_namespace = |
| 1569 | new SessionStorageNamespaceImpl( |
[email protected] | 5f2aa72 | 2013-08-07 16:59:41 | [diff] [blame] | 1570 | static_cast<DOMStorageContextWrapper*>( |
[email protected] | fdac6ade | 2013-07-20 01:06:30 | [diff] [blame] | 1571 | partition->GetDOMStorageContext())); |
| 1572 | session_storage_namespace_map_[partition_id] = session_storage_namespace; |
| 1573 | |
| 1574 | return session_storage_namespace; |
| 1575 | } |
| 1576 | |
| 1577 | SessionStorageNamespace* |
| 1578 | NavigationControllerImpl::GetDefaultSessionStorageNamespace() { |
| 1579 | // TODO(ajwong): Remove if statement in GetSessionStorageNamespace(). |
| 1580 | return GetSessionStorageNamespace(NULL); |
| 1581 | } |
| 1582 | |
| 1583 | const SessionStorageNamespaceMap& |
| 1584 | NavigationControllerImpl::GetSessionStorageNamespaceMap() const { |
| 1585 | return session_storage_namespace_map_; |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1586 | } |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1587 | |
| 1588 | bool NavigationControllerImpl::NeedsReload() const { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 1589 | return needs_reload_; |
| 1590 | } |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1591 | |
[email protected] | 46bb5e9c | 2013-10-03 22:16:47 | [diff] [blame] | 1592 | void NavigationControllerImpl::SetNeedsReload() { |
| 1593 | needs_reload_ = true; |
jaekyun | c8cefa8 | 2015-01-09 20:14:54 | [diff] [blame] | 1594 | |
| 1595 | if (last_committed_entry_index_ != -1) { |
| 1596 | entries_[last_committed_entry_index_]->SetTransitionType( |
| 1597 | ui::PAGE_TRANSITION_RELOAD); |
| 1598 | } |
[email protected] | 46bb5e9c | 2013-10-03 22:16:47 | [diff] [blame] | 1599 | } |
| 1600 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1601 | void NavigationControllerImpl::RemoveEntryAtIndexInternal(int index) { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1602 | DCHECK(index < GetEntryCount()); |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1603 | DCHECK(index != last_committed_entry_index_); |
[email protected] | 4303234 | 2011-03-21 14:10:31 | [diff] [blame] | 1604 | |
| 1605 | DiscardNonCommittedEntries(); |
| 1606 | |
| 1607 | entries_.erase(entries_.begin() + index); |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1608 | if (last_committed_entry_index_ > index) |
[email protected] | 4303234 | 2011-03-21 14:10:31 | [diff] [blame] | 1609 | last_committed_entry_index_--; |
| 1610 | } |
| 1611 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1612 | void NavigationControllerImpl::DiscardNonCommittedEntries() { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1613 | bool transient = transient_entry_index_ != -1; |
| 1614 | DiscardNonCommittedEntriesInternal(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1615 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1616 | // If there was a transient entry, invalidate everything so the new active |
| 1617 | // entry state is shown. |
| 1618 | if (transient) { |
[email protected] | 7f92483 | 2014-08-09 05:57:22 | [diff] [blame] | 1619 | delegate_->NotifyNavigationStateChanged(INVALIDATE_TYPE_ALL); |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1620 | } |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1621 | } |
| 1622 | |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 1623 | NavigationEntryImpl* NavigationControllerImpl::GetPendingEntry() const { |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 1624 | return pending_entry_; |
| 1625 | } |
| 1626 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1627 | int NavigationControllerImpl::GetPendingEntryIndex() const { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1628 | return pending_entry_index_; |
| 1629 | } |
| 1630 | |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 1631 | void NavigationControllerImpl::InsertOrReplaceEntry( |
| 1632 | scoped_ptr<NavigationEntryImpl> entry, bool replace) { |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 1633 | DCHECK(entry->GetTransitionType() != ui::PAGE_TRANSITION_AUTO_SUBFRAME); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1634 | |
avi | 5cad491 | 2015-06-19 05:25:44 | [diff] [blame] | 1635 | // If the pending_entry_index_ is -1, the navigation was to a new page, and we |
| 1636 | // need to keep continuity with the pending entry, so copy the pending entry's |
| 1637 | // unique ID to the committed entry. If the pending_entry_index_ isn't -1, |
| 1638 | // then the renderer navigated on its own, independent of the pending entry, |
| 1639 | // so don't copy anything. |
| 1640 | if (pending_entry_ && pending_entry_index_ == -1) |
| 1641 | entry->set_unique_id(pending_entry_->GetUniqueID()); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1642 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1643 | DiscardNonCommittedEntriesInternal(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1644 | |
| 1645 | int current_size = static_cast<int>(entries_.size()); |
creis | ee17e93 | 2015-07-17 17:56:22 | [diff] [blame] | 1646 | |
| 1647 | // When replacing, don't prune the forward history. |
creis | 37979a6 | 2015-08-04 19:48:18 | [diff] [blame] | 1648 | if (replace && current_size > 0) { |
creis | ee17e93 | 2015-07-17 17:56:22 | [diff] [blame] | 1649 | int32 page_id = entry->GetPageID(); |
| 1650 | |
| 1651 | // ScopedVectors don't automatically delete the replaced value, so make sure |
| 1652 | // the previous value gets deleted. |
| 1653 | scoped_ptr<NavigationEntryImpl> old_entry( |
| 1654 | entries_[last_committed_entry_index_]); |
| 1655 | entries_[last_committed_entry_index_] = entry.release(); |
| 1656 | |
| 1657 | // This is a new page ID, so we need everybody to know about it. |
| 1658 | delegate_->UpdateMaxPageID(page_id); |
| 1659 | return; |
| 1660 | } |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1661 | |
creis | 37979a6 | 2015-08-04 19:48:18 | [diff] [blame] | 1662 | // We shouldn't see replace == true when there's no committed entries. |
| 1663 | DCHECK(!replace); |
| 1664 | |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1665 | if (current_size > 0) { |
[email protected] | 672eba29 | 2009-05-13 13:22:45 | [diff] [blame] | 1666 | // Prune any entries which are in front of the current entry. |
[email protected] | 47dcbdc | 2011-05-27 15:08:31 | [diff] [blame] | 1667 | // last_committed_entry_index_ must be updated here since calls to |
| 1668 | // NotifyPrunedEntries() below may re-enter and we must make sure |
| 1669 | // last_committed_entry_index_ is not left in an invalid state. |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 1670 | int num_pruned = 0; |
[email protected] | 47dcbdc | 2011-05-27 15:08:31 | [diff] [blame] | 1671 | while (last_committed_entry_index_ < (current_size - 1)) { |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 1672 | num_pruned++; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1673 | entries_.pop_back(); |
| 1674 | current_size--; |
| 1675 | } |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 1676 | if (num_pruned > 0) // Only notify if we did prune something. |
| 1677 | NotifyPrunedEntries(this, false, num_pruned); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1678 | } |
| 1679 | |
[email protected] | 944822b | 2012-03-02 20:57:25 | [diff] [blame] | 1680 | PruneOldestEntryIfFull(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1681 | |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 1682 | int32 page_id = entry->GetPageID(); |
| 1683 | entries_.push_back(entry.Pass()); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1684 | last_committed_entry_index_ = static_cast<int>(entries_.size()) - 1; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1685 | |
| 1686 | // This is a new page ID, so we need everybody to know about it. |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 1687 | delegate_->UpdateMaxPageID(page_id); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1688 | } |
| 1689 | |
[email protected] | 944822b | 2012-03-02 20:57:25 | [diff] [blame] | 1690 | void NavigationControllerImpl::PruneOldestEntryIfFull() { |
| 1691 | if (entries_.size() >= max_entry_count()) { |
| 1692 | DCHECK_EQ(max_entry_count(), entries_.size()); |
[email protected] | e6fec47 | 2013-05-14 05:29:02 | [diff] [blame] | 1693 | DCHECK_GT(last_committed_entry_index_, 0); |
[email protected] | 944822b | 2012-03-02 20:57:25 | [diff] [blame] | 1694 | RemoveEntryAtIndex(0); |
| 1695 | NotifyPrunedEntries(this, true, 1); |
| 1696 | } |
| 1697 | } |
| 1698 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1699 | void NavigationControllerImpl::NavigateToPendingEntry(ReloadType reload_type) { |
[email protected] | 72097fd0 | 2010-01-21 23:36:01 | [diff] [blame] | 1700 | needs_reload_ = false; |
| 1701 | |
[email protected] | 83c2e23 | 2011-10-07 21:36:46 | [diff] [blame] | 1702 | // If we were navigating to a slow-to-commit page, and the user performs |
| 1703 | // a session history navigation to the last committed page, RenderViewHost |
| 1704 | // will force the throbber to start, but WebKit will essentially ignore the |
| 1705 | // navigation, and won't send a message to stop the throbber. To prevent this |
| 1706 | // from happening, we drop the navigation here and stop the slow-to-commit |
| 1707 | // page from loading (which would normally happen during the navigation). |
| 1708 | if (pending_entry_index_ != -1 && |
| 1709 | pending_entry_index_ == last_committed_entry_index_ && |
| 1710 | (entries_[pending_entry_index_]->restore_type() == |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1711 | NavigationEntryImpl::RESTORE_NONE) && |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1712 | (entries_[pending_entry_index_]->GetTransitionType() & |
Sylvain Defresne | c6ccc77d | 2014-09-19 10:19:35 | [diff] [blame] | 1713 | ui::PAGE_TRANSITION_FORWARD_BACK)) { |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 1714 | delegate_->Stop(); |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1715 | |
| 1716 | // If an interstitial page is showing, we want to close it to get back |
| 1717 | // to what was showing before. |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 1718 | if (delegate_->GetInterstitialPage()) |
| 1719 | delegate_->GetInterstitialPage()->DontProceed(); |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1720 | |
[email protected] | 83c2e23 | 2011-10-07 21:36:46 | [diff] [blame] | 1721 | DiscardNonCommittedEntries(); |
| 1722 | return; |
| 1723 | } |
| 1724 | |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1725 | // If an interstitial page is showing, the previous renderer is blocked and |
| 1726 | // cannot make new requests. Unblock (and disable) it to allow this |
| 1727 | // navigation to succeed. The interstitial will stay visible until the |
| 1728 | // resulting DidNavigate. |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 1729 | if (delegate_->GetInterstitialPage()) { |
| 1730 | static_cast<InterstitialPageImpl*>(delegate_->GetInterstitialPage())-> |
[email protected] | cadaec5 | 2012-02-08 21:53:13 | [diff] [blame] | 1731 | CancelForNavigation(); |
| 1732 | } |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1733 | |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1734 | // For session history navigations only the pending_entry_index_ is set. |
| 1735 | if (!pending_entry_) { |
avi | cc872d724 | 2015-08-19 21:26:34 | [diff] [blame] | 1736 | CHECK_NE(pending_entry_index_, -1); |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 1737 | pending_entry_ = entries_[pending_entry_index_]; |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1738 | } |
| 1739 | |
creis | cf40d9c | 2015-09-11 18:20:54 | [diff] [blame] | 1740 | // Any renderer-side debug URLs or javascript: URLs should be ignored if the |
| 1741 | // renderer process is not live, unless it is the initial navigation of the |
| 1742 | // tab. |
| 1743 | if (IsRendererDebugURL(pending_entry_->GetURL())) { |
| 1744 | // TODO(creis): Find the RVH for the correct frame. |
| 1745 | if (!delegate_->GetRenderViewHost()->IsRenderViewLive() && |
| 1746 | !IsInitialNavigation()) { |
| 1747 | DiscardNonCommittedEntries(); |
| 1748 | return; |
| 1749 | } |
| 1750 | } |
| 1751 | |
[email protected] | 40fd303 | 2014-02-28 22:16:28 | [diff] [blame] | 1752 | // This call does not support re-entrancy. See http://crbug.com/347742. |
| 1753 | CHECK(!in_navigate_to_pending_entry_); |
| 1754 | in_navigate_to_pending_entry_ = true; |
creis | 4e2ecb7 | 2015-06-20 00:46:30 | [diff] [blame] | 1755 | bool success = NavigateToPendingEntryInternal(reload_type); |
[email protected] | 40fd303 | 2014-02-28 22:16:28 | [diff] [blame] | 1756 | in_navigate_to_pending_entry_ = false; |
| 1757 | |
| 1758 | if (!success) |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1759 | DiscardNonCommittedEntries(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1760 | } |
| 1761 | |
creis | 4e2ecb7 | 2015-06-20 00:46:30 | [diff] [blame] | 1762 | bool NavigationControllerImpl::NavigateToPendingEntryInternal( |
| 1763 | ReloadType reload_type) { |
| 1764 | DCHECK(pending_entry_); |
| 1765 | FrameTreeNode* root = delegate_->GetFrameTree()->root(); |
| 1766 | |
| 1767 | // In default Chrome, there are no subframe FrameNavigationEntries. Either |
| 1768 | // navigate the main frame or use the main frame's FrameNavigationEntry to |
| 1769 | // tell the indicated frame where to go. |
nick | d30fd96 | 2015-07-27 21:51:08 | [diff] [blame] | 1770 | if (!SiteIsolationPolicy::UseSubframeNavigationEntries()) { |
creis | 4e2ecb7 | 2015-06-20 00:46:30 | [diff] [blame] | 1771 | FrameNavigationEntry* frame_entry = GetPendingEntry()->GetFrameEntry(root); |
| 1772 | FrameTreeNode* frame = root; |
| 1773 | int ftn_id = GetPendingEntry()->frame_tree_node_id(); |
| 1774 | if (ftn_id != -1) { |
| 1775 | frame = delegate_->GetFrameTree()->FindByID(ftn_id); |
| 1776 | DCHECK(frame); |
| 1777 | } |
| 1778 | return frame->navigator()->NavigateToPendingEntry(frame, *frame_entry, |
| 1779 | reload_type, false); |
| 1780 | } |
| 1781 | |
| 1782 | // In --site-per-process, we compare FrameNavigationEntries to see which |
| 1783 | // frames in the tree need to be navigated. |
| 1784 | FrameLoadVector same_document_loads; |
| 1785 | FrameLoadVector different_document_loads; |
| 1786 | if (GetLastCommittedEntry()) { |
| 1787 | FindFramesToNavigate(root, &same_document_loads, &different_document_loads); |
| 1788 | } |
| 1789 | |
| 1790 | if (same_document_loads.empty() && different_document_loads.empty()) { |
| 1791 | // If we don't have any frames to navigate at this point, either |
| 1792 | // (1) there is no previous history entry to compare against, or |
| 1793 | // (2) we were unable to match any frames by name. In the first case, |
| 1794 | // doing a different document navigation to the root item is the only valid |
| 1795 | // thing to do. In the second case, we should have been able to find a |
| 1796 | // frame to navigate based on names if this were a same document |
| 1797 | // navigation, so we can safely assume this is the different document case. |
| 1798 | different_document_loads.push_back( |
| 1799 | std::make_pair(root, pending_entry_->GetFrameEntry(root))); |
| 1800 | } |
| 1801 | |
| 1802 | // If all the frame loads fail, we will discard the pending entry. |
| 1803 | bool success = false; |
| 1804 | |
| 1805 | // Send all the same document frame loads before the different document loads. |
| 1806 | for (const auto& item : same_document_loads) { |
| 1807 | FrameTreeNode* frame = item.first; |
| 1808 | success |= frame->navigator()->NavigateToPendingEntry(frame, *item.second, |
| 1809 | reload_type, true); |
| 1810 | } |
| 1811 | for (const auto& item : different_document_loads) { |
| 1812 | FrameTreeNode* frame = item.first; |
| 1813 | success |= frame->navigator()->NavigateToPendingEntry(frame, *item.second, |
| 1814 | reload_type, false); |
| 1815 | } |
| 1816 | return success; |
| 1817 | } |
| 1818 | |
| 1819 | void NavigationControllerImpl::FindFramesToNavigate( |
| 1820 | FrameTreeNode* frame, |
| 1821 | FrameLoadVector* same_document_loads, |
| 1822 | FrameLoadVector* different_document_loads) { |
| 1823 | DCHECK(pending_entry_); |
| 1824 | DCHECK_GE(last_committed_entry_index_, 0); |
| 1825 | FrameNavigationEntry* new_item = pending_entry_->GetFrameEntry(frame); |
| 1826 | FrameNavigationEntry* old_item = |
| 1827 | GetLastCommittedEntry()->GetFrameEntry(frame); |
| 1828 | if (!new_item) |
| 1829 | return; |
| 1830 | |
| 1831 | // Schedule a load in this frame if the new item isn't for the same item |
| 1832 | // sequence number in the same SiteInstance. |
| 1833 | if (!old_item || |
| 1834 | new_item->item_sequence_number() != old_item->item_sequence_number() || |
| 1835 | new_item->site_instance() != old_item->site_instance()) { |
| 1836 | if (old_item && |
| 1837 | new_item->document_sequence_number() == |
| 1838 | old_item->document_sequence_number()) { |
| 1839 | same_document_loads->push_back(std::make_pair(frame, new_item)); |
| 1840 | } else { |
| 1841 | different_document_loads->push_back(std::make_pair(frame, new_item)); |
| 1842 | } |
| 1843 | return; |
| 1844 | } |
| 1845 | |
| 1846 | for (size_t i = 0; i < frame->child_count(); i++) { |
| 1847 | FindFramesToNavigate(frame->child_at(i), same_document_loads, |
| 1848 | different_document_loads); |
| 1849 | } |
| 1850 | } |
| 1851 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1852 | void NavigationControllerImpl::NotifyNavigationEntryCommitted( |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 1853 | LoadCommittedDetails* details) { |
[email protected] | 6286a379 | 2013-10-09 04:03:27 | [diff] [blame] | 1854 | details->entry = GetLastCommittedEntry(); |
[email protected] | df1af24 | 2009-05-01 00:11:40 | [diff] [blame] | 1855 | |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1856 | // We need to notify the ssl_manager_ before the web_contents_ so the |
[email protected] | df1af24 | 2009-05-01 00:11:40 | [diff] [blame] | 1857 | // location bar will have up-to-date information about the security style |
| 1858 | // when it wants to draw. See http://crbug.com/11157 |
[email protected] | b0f724c | 2013-09-05 04:21:13 | [diff] [blame] | 1859 | ssl_manager_.DidCommitProvisionalLoad(*details); |
[email protected] | df1af24 | 2009-05-01 00:11:40 | [diff] [blame] | 1860 | |
[email protected] | 7f92483 | 2014-08-09 05:57:22 | [diff] [blame] | 1861 | delegate_->NotifyNavigationStateChanged(INVALIDATE_TYPE_ALL); |
[email protected] | ec6c05f | 2013-10-23 18:41:57 | [diff] [blame] | 1862 | delegate_->NotifyNavigationEntryCommitted(*details); |
[email protected] | cbb1ef59 | 2013-06-05 19:49:46 | [diff] [blame] | 1863 | |
[email protected] | b0f724c | 2013-09-05 04:21:13 | [diff] [blame] | 1864 | // TODO(avi): Remove. http://crbug.com/170921 |
| 1865 | NotificationDetails notification_details = |
| 1866 | Details<LoadCommittedDetails>(details); |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 1867 | NotificationService::current()->Notify( |
| 1868 | NOTIFICATION_NAV_ENTRY_COMMITTED, |
| 1869 | Source<NavigationController>(this), |
[email protected] | df1af24 | 2009-05-01 00:11:40 | [diff] [blame] | 1870 | notification_details); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1871 | } |
| 1872 | |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1873 | // static |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1874 | size_t NavigationControllerImpl::max_entry_count() { |
[email protected] | 9b51970d | 2011-12-09 23:10:23 | [diff] [blame] | 1875 | if (max_entry_count_for_testing_ != kMaxEntryCountForTestingNotSet) |
| 1876 | return max_entry_count_for_testing_; |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 1877 | return kMaxSessionHistoryEntries; |
[email protected] | 9b51970d | 2011-12-09 23:10:23 | [diff] [blame] | 1878 | } |
| 1879 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1880 | void NavigationControllerImpl::SetActive(bool is_active) { |
[email protected] | ee61392 | 2009-09-02 20:38:22 | [diff] [blame] | 1881 | if (is_active && needs_reload_) |
| 1882 | LoadIfNecessary(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1883 | } |
| 1884 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1885 | void NavigationControllerImpl::LoadIfNecessary() { |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1886 | if (!needs_reload_) |
| 1887 | return; |
| 1888 | |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1889 | // Calling Reload() results in ignoring state, and not loading. |
| 1890 | // Explicitly use NavigateToPendingEntry so that the renderer uses the |
| 1891 | // cached state. |
avi | cc872d724 | 2015-08-19 21:26:34 | [diff] [blame] | 1892 | if (pending_entry_) { |
| 1893 | NavigateToPendingEntry(NO_RELOAD); |
| 1894 | } else if (last_committed_entry_index_ != -1) { |
| 1895 | pending_entry_index_ = last_committed_entry_index_; |
| 1896 | NavigateToPendingEntry(NO_RELOAD); |
| 1897 | } else { |
| 1898 | // If there is something to reload, the successful reload will clear the |
| 1899 | // |needs_reload_| flag. Otherwise, just do it here. |
| 1900 | needs_reload_ = false; |
| 1901 | } |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1902 | } |
| 1903 | |
avi | 4717933 | 2015-05-20 21:01:11 | [diff] [blame] | 1904 | void NavigationControllerImpl::NotifyEntryChanged( |
| 1905 | const NavigationEntry* entry) { |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 1906 | EntryChangedDetails det; |
[email protected] | 534e54b | 2008-08-13 15:40:09 | [diff] [blame] | 1907 | det.changed_entry = entry; |
avi | 4717933 | 2015-05-20 21:01:11 | [diff] [blame] | 1908 | det.index = GetIndexOfEntry( |
| 1909 | NavigationEntryImpl::FromNavigationEntry(entry)); |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 1910 | NotificationService::current()->Notify( |
| 1911 | NOTIFICATION_NAV_ENTRY_CHANGED, |
| 1912 | Source<NavigationController>(this), |
| 1913 | Details<EntryChangedDetails>(&det)); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1914 | } |
| 1915 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1916 | void NavigationControllerImpl::FinishRestore(int selected_index, |
[email protected] | 2ca1ea66 | 2012-10-04 02:26:36 | [diff] [blame] | 1917 | RestoreType type) { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1918 | DCHECK(selected_index >= 0 && selected_index < GetEntryCount()); |
[email protected] | 2ca1ea66 | 2012-10-04 02:26:36 | [diff] [blame] | 1919 | ConfigureEntriesForRestore(&entries_, type); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1920 | |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 1921 | SetMaxRestoredPageID(static_cast<int32>(GetEntryCount())); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1922 | |
| 1923 | last_committed_entry_index_ = selected_index; |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1924 | } |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1925 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1926 | void NavigationControllerImpl::DiscardNonCommittedEntriesInternal() { |
avi | 45a7253 | 2015-04-07 21:01:45 | [diff] [blame] | 1927 | DiscardPendingEntry(false); |
[email protected] | b12eb22 | 2013-09-10 00:11:48 | [diff] [blame] | 1928 | DiscardTransientEntry(); |
| 1929 | } |
| 1930 | |
avi | 45a7253 | 2015-04-07 21:01:45 | [diff] [blame] | 1931 | void NavigationControllerImpl::DiscardPendingEntry(bool was_failure) { |
[email protected] | 40fd303 | 2014-02-28 22:16:28 | [diff] [blame] | 1932 | // It is not safe to call DiscardPendingEntry while NavigateToEntry is in |
[email protected] | e7fee58a | 2014-04-11 19:51:40 | [diff] [blame] | 1933 | // progress, since this will cause a use-after-free. (We only allow this |
| 1934 | // when the tab is being destroyed for shutdown, since it won't return to |
| 1935 | // NavigateToEntry in that case.) http://crbug.com/347742. |
| 1936 | CHECK(!in_navigate_to_pending_entry_ || delegate_->IsBeingDestroyed()); |
[email protected] | 40fd303 | 2014-02-28 22:16:28 | [diff] [blame] | 1937 | |
avi | 45a7253 | 2015-04-07 21:01:45 | [diff] [blame] | 1938 | if (was_failure && pending_entry_) { |
| 1939 | failed_pending_entry_id_ = pending_entry_->GetUniqueID(); |
| 1940 | failed_pending_entry_should_replace_ = |
| 1941 | pending_entry_->should_replace_entry(); |
| 1942 | } else { |
| 1943 | failed_pending_entry_id_ = 0; |
| 1944 | } |
| 1945 | |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1946 | if (pending_entry_index_ == -1) |
| 1947 | delete pending_entry_; |
| 1948 | pending_entry_ = NULL; |
| 1949 | pending_entry_index_ = -1; |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1950 | } |
| 1951 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1952 | void NavigationControllerImpl::DiscardTransientEntry() { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1953 | if (transient_entry_index_ == -1) |
| 1954 | return; |
[email protected] | a0e6926 | 2009-06-03 19:08:48 | [diff] [blame] | 1955 | entries_.erase(entries_.begin() + transient_entry_index_); |
[email protected] | 80858db5 | 2009-10-15 00:35:18 | [diff] [blame] | 1956 | if (last_committed_entry_index_ > transient_entry_index_) |
| 1957 | last_committed_entry_index_--; |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1958 | transient_entry_index_ = -1; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1959 | } |
| 1960 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1961 | int NavigationControllerImpl::GetEntryIndexWithPageID( |
[email protected] | 7f0005a | 2009-04-15 03:25:11 | [diff] [blame] | 1962 | SiteInstance* instance, int32 page_id) const { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1963 | for (int i = static_cast<int>(entries_.size()) - 1; i >= 0; --i) { |
[email protected] | 7f0005a | 2009-04-15 03:25:11 | [diff] [blame] | 1964 | if ((entries_[i]->site_instance() == instance) && |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1965 | (entries_[i]->GetPageID() == page_id)) |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1966 | return i; |
| 1967 | } |
| 1968 | return -1; |
| 1969 | } |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1970 | |
avi | 7c6f35e | 2015-05-08 17:52:38 | [diff] [blame] | 1971 | int NavigationControllerImpl::GetEntryIndexWithUniqueID( |
| 1972 | int nav_entry_id) const { |
| 1973 | for (int i = static_cast<int>(entries_.size()) - 1; i >= 0; --i) { |
| 1974 | if (entries_[i]->GetUniqueID() == nav_entry_id) |
| 1975 | return i; |
| 1976 | } |
| 1977 | return -1; |
| 1978 | } |
| 1979 | |
creis | 3da0387 | 2015-02-20 21:12:32 | [diff] [blame] | 1980 | NavigationEntryImpl* NavigationControllerImpl::GetTransientEntry() const { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1981 | if (transient_entry_index_ == -1) |
| 1982 | return NULL; |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 1983 | return entries_[transient_entry_index_]; |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1984 | } |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1985 | |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 1986 | void NavigationControllerImpl::SetTransientEntry( |
| 1987 | scoped_ptr<NavigationEntry> entry) { |
[email protected] | 0b68426 | 2013-02-20 02:18:21 | [diff] [blame] | 1988 | // Discard any current transient entry, we can only have one at a time. |
| 1989 | int index = 0; |
| 1990 | if (last_committed_entry_index_ != -1) |
| 1991 | index = last_committed_entry_index_ + 1; |
| 1992 | DiscardTransientEntry(); |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 1993 | entries_.insert(entries_.begin() + index, |
| 1994 | NavigationEntryImpl::FromNavigationEntry(entry.release())); |
[email protected] | 0b68426 | 2013-02-20 02:18:21 | [diff] [blame] | 1995 | transient_entry_index_ = index; |
[email protected] | 7f92483 | 2014-08-09 05:57:22 | [diff] [blame] | 1996 | delegate_->NotifyNavigationStateChanged(INVALIDATE_TYPE_ALL); |
[email protected] | 0b68426 | 2013-02-20 02:18:21 | [diff] [blame] | 1997 | } |
| 1998 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1999 | void NavigationControllerImpl::InsertEntriesFrom( |
| 2000 | const NavigationControllerImpl& source, |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 2001 | int max_index) { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 2002 | DCHECK_LE(max_index, source.GetEntryCount()); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 2003 | size_t insert_index = 0; |
| 2004 | for (int i = 0; i < max_index; i++) { |
creis | ef4a0cb | 2015-03-12 19:14:35 | [diff] [blame] | 2005 | // When cloning a tab, copy all entries except interstitial pages. |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 2006 | if (source.entries_[i]->GetPageType() != PAGE_TYPE_INTERSTITIAL) { |
creis | ef4a0cb | 2015-03-12 19:14:35 | [diff] [blame] | 2007 | // TODO(creis): Once we start sharing FrameNavigationEntries between |
| 2008 | // NavigationEntries, it will not be safe to share them with another tab. |
| 2009 | // Must have a version of Clone that recreates them. |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 2010 | entries_.insert(entries_.begin() + insert_index++, |
avi | 2576470 | 2015-06-23 15:43:37 | [diff] [blame] | 2011 | source.entries_[i]->Clone().Pass()); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 2012 | } |
| 2013 | } |
| 2014 | } |
[email protected] | c5b88d8 | 2012-10-06 17:03:33 | [diff] [blame] | 2015 | |
| 2016 | void NavigationControllerImpl::SetGetTimestampCallbackForTest( |
| 2017 | const base::Callback<base::Time()>& get_timestamp_callback) { |
| 2018 | get_timestamp_callback_ = get_timestamp_callback; |
| 2019 | } |
[email protected] | 8ff00d7 | 2012-10-23 19:12:21 | [diff] [blame] | 2020 | |
| 2021 | } // namespace content |