[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1 | // Copyright (c) 2012 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 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 5 | #include "content/browser/tab_contents/navigation_controller_impl.h" |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 6 | |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 7 | #include "base/file_util.h" |
| 8 | #include "base/logging.h" |
[email protected] | b69934e | 2011-10-29 02:51:52 | [diff] [blame] | 9 | #include "base/string_number_conversions.h" // Temporary |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 10 | #include "base/string_util.h" |
[email protected] | b689fce7 | 2009-03-17 22:45:34 | [diff] [blame] | 11 | #include "base/time.h" |
[email protected] | 252cad6 | 2010-08-18 18:33:57 | [diff] [blame] | 12 | #include "base/utf_string_conversions.h" |
[email protected] | b8148ac | 2011-07-13 22:03:25 | [diff] [blame] | 13 | #include "content/browser/browser_url_handler.h" |
[email protected] | 419a057 | 2011-04-18 22:21:46 | [diff] [blame] | 14 | #include "content/browser/child_process_security_policy.h" |
[email protected] | 567812d | 2011-02-24 17:40:50 | [diff] [blame] | 15 | #include "content/browser/in_process_webkit/session_storage_namespace.h" |
[email protected] | b69934e | 2011-10-29 02:51:52 | [diff] [blame] | 16 | #include "content/browser/renderer_host/render_view_host.h" // Temporary |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 17 | #include "content/browser/site_instance_impl.h" |
[email protected] | 0dd3a0ab | 2011-02-18 08:17:44 | [diff] [blame] | 18 | #include "content/browser/tab_contents/interstitial_page.h" |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 19 | #include "content/browser/tab_contents/navigation_entry_impl.h" |
[email protected] | 0dd3a0ab | 2011-02-18 08:17:44 | [diff] [blame] | 20 | #include "content/browser/tab_contents/tab_contents.h" |
[email protected] | 0aed2f5 | 2011-03-23 18:06:36 | [diff] [blame] | 21 | #include "content/common/view_messages.h" |
[email protected] | ccb79730 | 2011-12-15 16:55:11 | [diff] [blame] | 22 | #include "content/public/browser/browser_context.h" |
[email protected] | d908348 | 2012-01-06 00:38:46 | [diff] [blame] | 23 | #include "content/public/browser/invalidate_type.h" |
[email protected] | 5b96836f | 2011-12-22 07:39:00 | [diff] [blame] | 24 | #include "content/public/browser/navigation_details.h" |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 25 | #include "content/public/browser/notification_service.h" |
[email protected] | 0d6e9bd | 2011-10-18 04:29:16 | [diff] [blame] | 26 | #include "content/public/browser/notification_types.h" |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 27 | #include "content/public/browser/user_metrics.h" |
[email protected] | 674bc59 | 2011-12-20 23:00:42 | [diff] [blame] | 28 | #include "content/public/browser/web_contents_delegate.h" |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 29 | #include "content/public/common/content_constants.h" |
[email protected] | a23de857 | 2009-06-03 02:16:32 | [diff] [blame] | 30 | #include "net/base/escape.h" |
[email protected] | 3168228 | 2010-01-15 18:05:16 | [diff] [blame] | 31 | #include "net/base/mime_util.h" |
[email protected] | 7f070d4 | 2011-03-09 20:25:32 | [diff] [blame] | 32 | #include "net/base/net_util.h" |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 33 | #include "webkit/glue/webkit_glue.h" |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 34 | |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 35 | using content::BrowserContext; |
[email protected] | e5d549d | 2011-12-28 01:29:20 | [diff] [blame] | 36 | using content::GlobalRequestID; |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 37 | using content::NavigationController; |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 38 | using content::NavigationEntry; |
| 39 | using content::NavigationEntryImpl; |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 40 | using content::SiteInstance; |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 41 | using content::UserMetricsAction; |
[email protected] | fbc5e5f9 | 2012-01-02 06:08:32 | [diff] [blame] | 42 | using content::WebContents; |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 43 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 44 | namespace { |
| 45 | |
[email protected] | 93f230e0 | 2011-06-01 14:40:00 | [diff] [blame] | 46 | const int kInvalidateAll = 0xFFFFFFFF; |
[email protected] | 8030f01 | 2009-09-25 18:09:37 | [diff] [blame] | 47 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 48 | // Invoked when entries have been pruned, or removed. For example, if the |
| 49 | // current entries are [google, digg, yahoo], with the current entry google, |
| 50 | // and the user types in cnet, then digg and yahoo are pruned. |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 51 | void NotifyPrunedEntries(NavigationControllerImpl* nav_controller, |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 52 | bool from_front, |
| 53 | int count) { |
[email protected] | 8286f51a | 2011-05-31 17:39:13 | [diff] [blame] | 54 | content::PrunedDetails details; |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 55 | details.from_front = from_front; |
| 56 | details.count = count; |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 57 | content::NotificationService::current()->Notify( |
[email protected] | 43211582 | 2011-07-10 15:52:27 | [diff] [blame] | 58 | content::NOTIFICATION_NAV_LIST_PRUNED, |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 59 | content::Source<NavigationController>(nav_controller), |
[email protected] | 6c2381d | 2011-10-19 02:52:53 | [diff] [blame] | 60 | content::Details<content::PrunedDetails>(&details)); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 61 | } |
| 62 | |
| 63 | // Ensure the given NavigationEntry has a valid state, so that WebKit does not |
| 64 | // get confused if we navigate back to it. |
[email protected] | 40bcc30 | 2009-03-02 20:50:39 | [diff] [blame] | 65 | // |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 66 | // An empty state is treated as a new navigation by WebKit, which would mean |
| 67 | // losing the navigation entries and generating a new navigation entry after |
| 68 | // this one. We don't want that. To avoid this we create a valid state which |
| 69 | // WebKit will not treat as a new navigation. |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 70 | void SetContentStateIfEmpty(NavigationEntryImpl* entry) { |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 71 | if (entry->GetContentState().empty()) { |
| 72 | entry->SetContentState( |
| 73 | webkit_glue::CreateHistoryStateForURL(entry->GetURL())); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 74 | } |
| 75 | } |
| 76 | |
| 77 | // Configure all the NavigationEntries in entries for restore. This resets |
| 78 | // the transition type to reload and makes sure the content state isn't empty. |
| 79 | void ConfigureEntriesForRestore( |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 80 | std::vector<linked_ptr<NavigationEntryImpl> >* entries, |
[email protected] | 5e36967 | 2009-11-03 23:48:30 | [diff] [blame] | 81 | bool from_last_session) { |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 82 | for (size_t i = 0; i < entries->size(); ++i) { |
| 83 | // Use a transition type of reload so that we don't incorrectly increase |
| 84 | // the typed count. |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 85 | (*entries)[i]->SetTransitionType(content::PAGE_TRANSITION_RELOAD); |
[email protected] | 5e36967 | 2009-11-03 23:48:30 | [diff] [blame] | 86 | (*entries)[i]->set_restore_type(from_last_session ? |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 87 | NavigationEntryImpl::RESTORE_LAST_SESSION : |
| 88 | NavigationEntryImpl::RESTORE_CURRENT_SESSION); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 89 | // NOTE(darin): This code is only needed for backwards compat. |
| 90 | SetContentStateIfEmpty((*entries)[i].get()); |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | // See NavigationController::IsURLInPageNavigation for how this works and why. |
| 95 | bool AreURLsInPageNavigation(const GURL& existing_url, const GURL& new_url) { |
[email protected] | 192d8c5e | 2010-02-23 07:26:32 | [diff] [blame] | 96 | if (existing_url == new_url || !new_url.has_ref()) { |
| 97 | // TODO(jcampan): what about when navigating back from a ref URL to the top |
| 98 | // non ref URL? Nothing is loaded in that case but we return false here. |
| 99 | // The user could also navigate from the ref URL to the non ref URL by |
| 100 | // entering the non ref URL in the location bar or through a bookmark, in |
| 101 | // which case there would be a load. I am not sure if the non-load/load |
| 102 | // scenarios can be differentiated with the TransitionType. |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 103 | return false; |
[email protected] | 192d8c5e | 2010-02-23 07:26:32 | [diff] [blame] | 104 | } |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 105 | |
| 106 | url_canon::Replacements<char> replacements; |
| 107 | replacements.ClearRef(); |
| 108 | return existing_url.ReplaceComponents(replacements) == |
| 109 | new_url.ReplaceComponents(replacements); |
| 110 | } |
| 111 | |
| 112 | } // namespace |
| 113 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 114 | // NavigationControllerImpl ---------------------------------------------------- |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 115 | |
[email protected] | 9b51970d | 2011-12-09 23:10:23 | [diff] [blame] | 116 | const size_t kMaxEntryCountForTestingNotSet = -1; |
| 117 | |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 118 | // static |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 119 | size_t NavigationControllerImpl::max_entry_count_for_testing_ = |
[email protected] | 9b51970d | 2011-12-09 23:10:23 | [diff] [blame] | 120 | kMaxEntryCountForTestingNotSet; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 121 | |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 122 | // Should Reload check for post data? The default is true, but is set to false |
| 123 | // when testing. |
| 124 | static bool g_check_for_repost = true; |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 125 | |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 126 | namespace content { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 127 | // static |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 128 | NavigationEntry* NavigationController::CreateNavigationEntry( |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 129 | const GURL& url, |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 130 | const Referrer& referrer, |
| 131 | PageTransition transition, |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 132 | bool is_renderer_initiated, |
| 133 | const std::string& extra_headers, |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 134 | BrowserContext* browser_context) { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 135 | // Allow the browser URL handler to rewrite the URL. This will, for example, |
| 136 | // remove "view-source:" from the beginning of the URL to get the URL that |
| 137 | // will actually be loaded. This real URL won't be shown to the user, just |
| 138 | // used internally. |
| 139 | GURL loaded_url(url); |
| 140 | bool reverse_on_redirect = false; |
| 141 | BrowserURLHandler::GetInstance()->RewriteURLIfNecessary( |
| 142 | &loaded_url, browser_context, &reverse_on_redirect); |
| 143 | |
| 144 | NavigationEntryImpl* entry = new NavigationEntryImpl( |
| 145 | NULL, // The site instance for tabs is sent on navigation |
| 146 | // (TabContents::GetSiteInstance). |
| 147 | -1, |
| 148 | loaded_url, |
| 149 | referrer, |
| 150 | string16(), |
| 151 | transition, |
| 152 | is_renderer_initiated); |
| 153 | entry->SetVirtualURL(url); |
| 154 | entry->set_user_typed_url(url); |
| 155 | entry->set_update_virtual_url_with_url(reverse_on_redirect); |
| 156 | entry->set_extra_headers(extra_headers); |
| 157 | return entry; |
| 158 | } |
| 159 | |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 160 | // static |
| 161 | void NavigationController::DisablePromptOnRepost() { |
| 162 | g_check_for_repost = false; |
| 163 | } |
| 164 | |
| 165 | } // namespace content |
| 166 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 167 | NavigationControllerImpl::NavigationControllerImpl( |
[email protected] | 6ee12c4 | 2010-09-14 09:36:07 | [diff] [blame] | 168 | TabContents* contents, |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 169 | BrowserContext* browser_context, |
[email protected] | 6ee12c4 | 2010-09-14 09:36:07 | [diff] [blame] | 170 | SessionStorageNamespace* session_storage_namespace) |
[email protected] | 3d7474ff | 2011-07-27 17:47:37 | [diff] [blame] | 171 | : browser_context_(browser_context), |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 172 | pending_entry_(NULL), |
| 173 | last_committed_entry_index_(-1), |
| 174 | pending_entry_index_(-1), |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 175 | transient_entry_index_(-1), |
[email protected] | 9423d941 | 2009-04-14 22:13:55 | [diff] [blame] | 176 | tab_contents_(contents), |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 177 | max_restored_page_id_(-1), |
[email protected] | 5d06384 | 2009-05-15 04:08:24 | [diff] [blame] | 178 | ALLOW_THIS_IN_INITIALIZER_LIST(ssl_manager_(this)), |
[email protected] | 38b8f4e | 2009-09-24 19:44:57 | [diff] [blame] | 179 | needs_reload_(false), |
[email protected] | 6ee12c4 | 2010-09-14 09:36:07 | [diff] [blame] | 180 | session_storage_namespace_(session_storage_namespace), |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 181 | pending_reload_(NO_RELOAD) { |
[email protected] | 3d7474ff | 2011-07-27 17:47:37 | [diff] [blame] | 182 | DCHECK(browser_context_); |
[email protected] | 228d0659 | 2011-04-01 20:38:59 | [diff] [blame] | 183 | if (!session_storage_namespace_) { |
| 184 | session_storage_namespace_ = new SessionStorageNamespace( |
[email protected] | 3d7474ff | 2011-07-27 17:47:37 | [diff] [blame] | 185 | browser_context_->GetWebKitContext()); |
[email protected] | 228d0659 | 2011-04-01 20:38:59 | [diff] [blame] | 186 | } |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 187 | } |
| 188 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 189 | NavigationControllerImpl::~NavigationControllerImpl() { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 190 | DiscardNonCommittedEntriesInternal(); |
[email protected] | c099387 | 2008-08-21 19:59:44 | [diff] [blame] | 191 | |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 192 | content::NotificationService::current()->Notify( |
[email protected] | 43211582 | 2011-07-10 15:52:27 | [diff] [blame] | 193 | content::NOTIFICATION_TAB_CLOSED, |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 194 | content::Source<NavigationController>(this), |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 195 | content::NotificationService::NoDetails()); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 196 | } |
| 197 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 198 | WebContents* NavigationControllerImpl::GetWebContents() const { |
[email protected] | fbc5e5f9 | 2012-01-02 06:08:32 | [diff] [blame] | 199 | return tab_contents_; |
| 200 | } |
| 201 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 202 | BrowserContext* NavigationControllerImpl::GetBrowserContext() const { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 203 | return browser_context_; |
| 204 | } |
| 205 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 206 | void NavigationControllerImpl::SetBrowserContext( |
| 207 | BrowserContext* browser_context) { |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 208 | browser_context_ = browser_context; |
| 209 | } |
| 210 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 211 | void NavigationControllerImpl::Restore( |
[email protected] | 5e36967 | 2009-11-03 23:48:30 | [diff] [blame] | 212 | int selected_navigation, |
[email protected] | 03838e2 | 2011-06-06 15:27:14 | [diff] [blame] | 213 | bool from_last_session, |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 214 | std::vector<NavigationEntry*>* entries) { |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 215 | // Verify that this controller is unused and that the input is valid. |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 216 | DCHECK(GetEntryCount() == 0 && !GetPendingEntry()); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 217 | DCHECK(selected_navigation >= 0 && |
[email protected] | 03838e2 | 2011-06-06 15:27:14 | [diff] [blame] | 218 | selected_navigation < static_cast<int>(entries->size())); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 219 | |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 220 | needs_reload_ = true; |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 221 | for (size_t i = 0; i < entries->size(); ++i) { |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 222 | NavigationEntryImpl* entry = |
| 223 | NavigationEntryImpl::FromNavigationEntry((*entries)[i]); |
| 224 | entries_.push_back(linked_ptr<NavigationEntryImpl>(entry)); |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 225 | } |
[email protected] | 03838e2 | 2011-06-06 15:27:14 | [diff] [blame] | 226 | entries->clear(); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 227 | |
| 228 | // And finish the restore. |
[email protected] | 5e36967 | 2009-11-03 23:48:30 | [diff] [blame] | 229 | FinishRestore(selected_navigation, from_last_session); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 230 | } |
| 231 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 232 | void NavigationControllerImpl::Reload(bool check_for_repost) { |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 233 | ReloadInternal(check_for_repost, RELOAD); |
| 234 | } |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 235 | void NavigationControllerImpl::ReloadIgnoringCache(bool check_for_repost) { |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 236 | ReloadInternal(check_for_repost, RELOAD_IGNORING_CACHE); |
| 237 | } |
| 238 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 239 | void NavigationControllerImpl::ReloadInternal(bool check_for_repost, |
| 240 | ReloadType reload_type) { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 241 | // Reloading a transient entry does nothing. |
| 242 | if (transient_entry_index_ != -1) |
| 243 | return; |
| 244 | |
| 245 | DiscardNonCommittedEntriesInternal(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 246 | int current_index = GetCurrentEntryIndex(); |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 247 | // If we are no where, then we can't reload. TODO(darin): We should add a |
| 248 | // CanReload method. |
| 249 | if (current_index == -1) { |
| 250 | return; |
| 251 | } |
| 252 | |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 253 | if (g_check_for_repost && check_for_repost && |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 254 | GetEntryAtIndex(current_index)->GetHasPostData()) { |
[email protected] | a3a1d14 | 2008-12-19 00:42:30 | [diff] [blame] | 255 | // 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] | 256 | // they really want to do this. If they do, the dialog will call us back |
| 257 | // with check_for_repost = false. |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 258 | content::NotificationService::current()->Notify( |
[email protected] | 43211582 | 2011-07-10 15:52:27 | [diff] [blame] | 259 | content::NOTIFICATION_REPOST_WARNING_SHOWN, |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 260 | content::Source<NavigationController>(this), |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 261 | content::NotificationService::NoDetails()); |
[email protected] | 965bb09 | 2010-04-09 11:59:02 | [diff] [blame] | 262 | |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 263 | pending_reload_ = reload_type; |
[email protected] | 9423d941 | 2009-04-14 22:13:55 | [diff] [blame] | 264 | tab_contents_->Activate(); |
[email protected] | 6934a70 | 2011-12-20 00:04:51 | [diff] [blame] | 265 | tab_contents_->GetDelegate()->ShowRepostFormWarningDialog(tab_contents_); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 266 | } else { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 267 | DiscardNonCommittedEntriesInternal(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 268 | |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame^] | 269 | NavigationEntryImpl* entry = entries_[current_index].get(); |
| 270 | SiteInstanceImpl* site_instance = entry->site_instance(); |
| 271 | DCHECK(site_instance); |
[email protected] | c3b3d95 | 2012-01-31 12:52:26 | [diff] [blame] | 272 | |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame^] | 273 | // If we are reloading an entry that no longer belongs to the current |
| 274 | // site instance (for example, refreshing a page for just installed app), |
| 275 | // the reload must happen in a new process. |
| 276 | // The new entry must have a new page_id and site instance, so it behaves |
| 277 | // as new navigation (which happens to clear forward history). |
| 278 | if (site_instance->HasWrongProcessForURL(entry->GetURL())) { |
| 279 | // Create a navigation entry that resembles the current one, but do not |
| 280 | // copy page id, site instance, and content state. |
| 281 | NavigationEntryImpl* nav_entry = NavigationEntryImpl::FromNavigationEntry( |
| 282 | CreateNavigationEntry( |
| 283 | entry->GetURL(), entry->GetReferrer(), entry->GetTransitionType(), |
| 284 | false, entry->extra_headers(), browser_context_)); |
[email protected] | c3b3d95 | 2012-01-31 12:52:26 | [diff] [blame] | 285 | |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame^] | 286 | nav_entry->set_is_cross_site_reload(true); |
| 287 | pending_entry_ = nav_entry; |
| 288 | } else { |
| 289 | pending_entry_index_ = current_index; |
| 290 | |
| 291 | // The title of the page being reloaded might have been removed in the |
| 292 | // meanwhile, so we need to revert to the default title upon reload and |
| 293 | // invalidate the previously cached title (SetTitle will do both). |
| 294 | // See Chromium issue 96041. |
| 295 | entries_[pending_entry_index_]->SetTitle(string16()); |
| 296 | |
| 297 | entries_[pending_entry_index_]->SetTransitionType( |
| 298 | content::PAGE_TRANSITION_RELOAD); |
| 299 | } |
| 300 | |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 301 | NavigateToPendingEntry(reload_type); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 302 | } |
| 303 | } |
| 304 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 305 | void NavigationControllerImpl::CancelPendingReload() { |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 306 | DCHECK(pending_reload_ != NO_RELOAD); |
| 307 | pending_reload_ = NO_RELOAD; |
| 308 | } |
| 309 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 310 | void NavigationControllerImpl::ContinuePendingReload() { |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 311 | if (pending_reload_ == NO_RELOAD) { |
| 312 | NOTREACHED(); |
| 313 | } else { |
| 314 | ReloadInternal(false, pending_reload_); |
[email protected] | 965bb09 | 2010-04-09 11:59:02 | [diff] [blame] | 315 | pending_reload_ = NO_RELOAD; |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 316 | } |
| 317 | } |
| 318 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 319 | bool NavigationControllerImpl::IsInitialNavigation() { |
[email protected] | c70f9b8 | 2010-04-21 07:31:11 | [diff] [blame] | 320 | return last_document_loaded_.is_null(); |
| 321 | } |
| 322 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 323 | NavigationEntryImpl* NavigationControllerImpl::GetEntryWithPageID( |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 324 | SiteInstance* instance, int32 page_id) const { |
[email protected] | 7f0005a | 2009-04-15 03:25:11 | [diff] [blame] | 325 | int index = GetEntryIndexWithPageID(instance, page_id); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 326 | return (index != -1) ? entries_[index].get() : NULL; |
| 327 | } |
| 328 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 329 | void NavigationControllerImpl::LoadEntry(NavigationEntryImpl* entry) { |
[email protected] | 419a057 | 2011-04-18 22:21:46 | [diff] [blame] | 330 | // Don't navigate to URLs disabled by policy. This prevents showing the URL |
| 331 | // on the Omnibar when it is also going to be blocked by |
| 332 | // ChildProcessSecurityPolicy::CanRequestURL. |
| 333 | ChildProcessSecurityPolicy *policy = |
| 334 | ChildProcessSecurityPolicy::GetInstance(); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 335 | if (policy->IsDisabledScheme(entry->GetURL().scheme()) || |
| 336 | policy->IsDisabledScheme(entry->GetVirtualURL().scheme())) { |
[email protected] | 419a057 | 2011-04-18 22:21:46 | [diff] [blame] | 337 | VLOG(1) << "URL not loaded because the scheme is blocked by policy: " |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 338 | << entry->GetURL(); |
[email protected] | 419a057 | 2011-04-18 22:21:46 | [diff] [blame] | 339 | delete entry; |
| 340 | return; |
| 341 | } |
| 342 | |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 343 | // When navigating to a new page, we don't know for sure if we will actually |
| 344 | // end up leaving the current page. The new page load could for example |
| 345 | // result in a download or a 'no content' response (e.g., a mailto: URL). |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 346 | DiscardNonCommittedEntriesInternal(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 347 | pending_entry_ = entry; |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 348 | content::NotificationService::current()->Notify( |
[email protected] | 43211582 | 2011-07-10 15:52:27 | [diff] [blame] | 349 | content::NOTIFICATION_NAV_ENTRY_PENDING, |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 350 | content::Source<NavigationController>(this), |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 351 | content::Details<NavigationEntry>(entry)); |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 352 | NavigateToPendingEntry(NO_RELOAD); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 353 | } |
| 354 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 355 | NavigationEntry* NavigationControllerImpl::GetActiveEntry() const { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 356 | if (transient_entry_index_ != -1) |
| 357 | return entries_[transient_entry_index_].get(); |
| 358 | if (pending_entry_) |
| 359 | return pending_entry_; |
| 360 | return GetLastCommittedEntry(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 361 | } |
| 362 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 363 | NavigationEntry* NavigationControllerImpl::GetVisibleEntry() const { |
[email protected] | 867e1f9 | 2011-08-30 19:01:19 | [diff] [blame] | 364 | if (transient_entry_index_ != -1) |
| 365 | return entries_[transient_entry_index_].get(); |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 366 | // Only return the pending_entry for new (non-history), browser-initiated |
| 367 | // navigations, in order to prevent URL spoof attacks. |
| 368 | // Ideally we would also show the pending entry's URL for new renderer- |
| 369 | // initiated navigations with no last committed entry (e.g., a link opening |
| 370 | // in a new tab), but an attacker can insert content into the about:blank |
| 371 | // page while the pending URL loads in that case. |
| 372 | if (pending_entry_ && |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 373 | pending_entry_->GetPageID() == -1 && |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 374 | !pending_entry_->is_renderer_initiated()) |
[email protected] | 867e1f9 | 2011-08-30 19:01:19 | [diff] [blame] | 375 | return pending_entry_; |
| 376 | return GetLastCommittedEntry(); |
| 377 | } |
| 378 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 379 | int NavigationControllerImpl::GetCurrentEntryIndex() const { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 380 | if (transient_entry_index_ != -1) |
| 381 | return transient_entry_index_; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 382 | if (pending_entry_index_ != -1) |
| 383 | return pending_entry_index_; |
| 384 | return last_committed_entry_index_; |
| 385 | } |
| 386 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 387 | NavigationEntry* NavigationControllerImpl::GetLastCommittedEntry() const { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 388 | if (last_committed_entry_index_ == -1) |
| 389 | return NULL; |
| 390 | return entries_[last_committed_entry_index_].get(); |
| 391 | } |
| 392 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 393 | bool NavigationControllerImpl::CanViewSource() const { |
[email protected] | 3168228 | 2010-01-15 18:05:16 | [diff] [blame] | 394 | bool is_supported_mime_type = net::IsSupportedNonImageMimeType( |
[email protected] | 0bfbf88 | 2011-12-22 18:19:27 | [diff] [blame] | 395 | tab_contents_->GetContentsMimeType().c_str()); |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 396 | NavigationEntry* active_entry = GetActiveEntry(); |
[email protected] | 3168228 | 2010-01-15 18:05:16 | [diff] [blame] | 397 | return active_entry && !active_entry->IsViewSourceMode() && |
[email protected] | 0bfbf88 | 2011-12-22 18:19:27 | [diff] [blame] | 398 | is_supported_mime_type && !tab_contents_->GetInterstitialPage(); |
[email protected] | 3168228 | 2010-01-15 18:05:16 | [diff] [blame] | 399 | } |
| 400 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 401 | int NavigationControllerImpl::GetLastCommittedEntryIndex() const { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 402 | return last_committed_entry_index_; |
| 403 | } |
| 404 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 405 | int NavigationControllerImpl::GetEntryCount() const { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 406 | return static_cast<int>(entries_.size()); |
| 407 | } |
| 408 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 409 | NavigationEntry* NavigationControllerImpl::GetEntryAtIndex( |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 410 | int index) const { |
| 411 | return entries_.at(index).get(); |
| 412 | } |
| 413 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 414 | NavigationEntry* NavigationControllerImpl::GetEntryAtOffset( |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 415 | int offset) const { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 416 | int index = (transient_entry_index_ != -1) ? |
| 417 | transient_entry_index_ + offset : |
| 418 | last_committed_entry_index_ + offset; |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 419 | if (index < 0 || index >= GetEntryCount()) |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 420 | return NULL; |
| 421 | |
| 422 | return entries_[index].get(); |
| 423 | } |
| 424 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 425 | bool NavigationControllerImpl::CanGoBack() const { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 426 | return entries_.size() > 1 && GetCurrentEntryIndex() > 0; |
| 427 | } |
| 428 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 429 | bool NavigationControllerImpl::CanGoForward() const { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 430 | int index = GetCurrentEntryIndex(); |
| 431 | return index >= 0 && index < (static_cast<int>(entries_.size()) - 1); |
| 432 | } |
| 433 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 434 | void NavigationControllerImpl::GoBack() { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 435 | if (!CanGoBack()) { |
| 436 | NOTREACHED(); |
| 437 | return; |
| 438 | } |
| 439 | |
| 440 | // Base the navigation on where we are now... |
| 441 | int current_index = GetCurrentEntryIndex(); |
| 442 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 443 | DiscardNonCommittedEntries(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 444 | |
| 445 | pending_entry_index_ = current_index - 1; |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 446 | entries_[pending_entry_index_]->SetTransitionType( |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 447 | content::PageTransitionFromInt( |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 448 | entries_[pending_entry_index_]->GetTransitionType() | |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 449 | content::PAGE_TRANSITION_FORWARD_BACK)); |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 450 | NavigateToPendingEntry(NO_RELOAD); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 451 | } |
| 452 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 453 | void NavigationControllerImpl::GoForward() { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 454 | if (!CanGoForward()) { |
| 455 | NOTREACHED(); |
| 456 | return; |
| 457 | } |
| 458 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 459 | bool transient = (transient_entry_index_ != -1); |
| 460 | |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 461 | // Base the navigation on where we are now... |
| 462 | int current_index = GetCurrentEntryIndex(); |
| 463 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 464 | DiscardNonCommittedEntries(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 465 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 466 | pending_entry_index_ = current_index; |
| 467 | // If there was a transient entry, we removed it making the current index |
| 468 | // the next page. |
| 469 | if (!transient) |
| 470 | pending_entry_index_++; |
| 471 | |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 472 | entries_[pending_entry_index_]->SetTransitionType( |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 473 | content::PageTransitionFromInt( |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 474 | entries_[pending_entry_index_]->GetTransitionType() | |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 475 | content::PAGE_TRANSITION_FORWARD_BACK)); |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 476 | NavigateToPendingEntry(NO_RELOAD); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 477 | } |
| 478 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 479 | void NavigationControllerImpl::GoToIndex(int index) { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 480 | if (index < 0 || index >= static_cast<int>(entries_.size())) { |
| 481 | NOTREACHED(); |
| 482 | return; |
| 483 | } |
| 484 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 485 | if (transient_entry_index_ != -1) { |
| 486 | if (index == transient_entry_index_) { |
| 487 | // Nothing to do when navigating to the transient. |
| 488 | return; |
| 489 | } |
| 490 | if (index > transient_entry_index_) { |
| 491 | // Removing the transient is goint to shift all entries by 1. |
| 492 | index--; |
| 493 | } |
| 494 | } |
| 495 | |
| 496 | DiscardNonCommittedEntries(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 497 | |
| 498 | pending_entry_index_ = index; |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 499 | entries_[pending_entry_index_]->SetTransitionType( |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 500 | content::PageTransitionFromInt( |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 501 | entries_[pending_entry_index_]->GetTransitionType() | |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 502 | content::PAGE_TRANSITION_FORWARD_BACK)); |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 503 | NavigateToPendingEntry(NO_RELOAD); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 504 | } |
| 505 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 506 | void NavigationControllerImpl::GoToOffset(int offset) { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 507 | int index = (transient_entry_index_ != -1) ? |
| 508 | transient_entry_index_ + offset : |
| 509 | last_committed_entry_index_ + offset; |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 510 | if (index < 0 || index >= GetEntryCount()) |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 511 | return; |
| 512 | |
| 513 | GoToIndex(index); |
| 514 | } |
| 515 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 516 | void NavigationControllerImpl::RemoveEntryAtIndex(int index) { |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 517 | if (index == last_committed_entry_index_) |
| 518 | return; |
| 519 | |
[email protected] | 4303234 | 2011-03-21 14:10:31 | [diff] [blame] | 520 | RemoveEntryAtIndexInternal(index); |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 521 | } |
| 522 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 523 | void NavigationControllerImpl::UpdateVirtualURLToURL( |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 524 | NavigationEntryImpl* entry, const GURL& new_url) { |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 525 | GURL new_virtual_url(new_url); |
[email protected] | f1eb87a | 2011-05-06 17:49:41 | [diff] [blame] | 526 | if (BrowserURLHandler::GetInstance()->ReverseURLRewrite( |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 527 | &new_virtual_url, entry->GetVirtualURL(), browser_context_)) { |
| 528 | entry->SetVirtualURL(new_virtual_url); |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 529 | } |
| 530 | } |
| 531 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 532 | void NavigationControllerImpl::AddTransientEntry(NavigationEntryImpl* entry) { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 533 | // Discard any current transient entry, we can only have one at a time. |
| 534 | int index = 0; |
| 535 | if (last_committed_entry_index_ != -1) |
| 536 | index = last_committed_entry_index_ + 1; |
| 537 | DiscardTransientEntry(); |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 538 | entries_.insert( |
| 539 | entries_.begin() + index, linked_ptr<NavigationEntryImpl>(entry)); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 540 | transient_entry_index_ = index; |
[email protected] | 93f230e0 | 2011-06-01 14:40:00 | [diff] [blame] | 541 | tab_contents_->NotifyNavigationStateChanged(kInvalidateAll); |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 542 | } |
| 543 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 544 | void NavigationControllerImpl::TransferURL( |
[email protected] | 4ad5d77d | 2011-12-03 02:00:48 | [diff] [blame] | 545 | const GURL& url, |
[email protected] | 95dacd0 | 2011-12-05 10:35:26 | [diff] [blame] | 546 | const content::Referrer& referrer, |
[email protected] | 4ad5d77d | 2011-12-03 02:00:48 | [diff] [blame] | 547 | content::PageTransition transition, |
| 548 | const std::string& extra_headers, |
| 549 | const GlobalRequestID& transferred_global_request_id, |
| 550 | bool is_renderer_initiated) { |
| 551 | // The user initiated a load, we don't need to reload anymore. |
| 552 | needs_reload_ = false; |
| 553 | |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 554 | NavigationEntryImpl* entry = NavigationEntryImpl::FromNavigationEntry( |
| 555 | CreateNavigationEntry( |
| 556 | url, referrer, transition, is_renderer_initiated, extra_headers, |
| 557 | browser_context_)); |
[email protected] | 4ad5d77d | 2011-12-03 02:00:48 | [diff] [blame] | 558 | entry->set_transferred_global_request_id(transferred_global_request_id); |
| 559 | |
| 560 | LoadEntry(entry); |
| 561 | } |
| 562 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 563 | void NavigationControllerImpl::LoadURL( |
[email protected] | 6c6b02d | 2011-09-02 03:36:47 | [diff] [blame] | 564 | const GURL& url, |
[email protected] | 95dacd0 | 2011-12-05 10:35:26 | [diff] [blame] | 565 | const content::Referrer& referrer, |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 566 | content::PageTransition transition, |
[email protected] | 6c6b02d | 2011-09-02 03:36:47 | [diff] [blame] | 567 | const std::string& extra_headers) { |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 568 | // The user initiated a load, we don't need to reload anymore. |
| 569 | needs_reload_ = false; |
| 570 | |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 571 | NavigationEntryImpl* entry = NavigationEntryImpl::FromNavigationEntry( |
| 572 | CreateNavigationEntry( |
| 573 | url, referrer, transition, false, extra_headers, browser_context_)); |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 574 | |
| 575 | LoadEntry(entry); |
| 576 | } |
| 577 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 578 | void NavigationControllerImpl::LoadURLFromRenderer( |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 579 | const GURL& url, |
[email protected] | 95dacd0 | 2011-12-05 10:35:26 | [diff] [blame] | 580 | const content::Referrer& referrer, |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 581 | content::PageTransition transition, |
| 582 | const std::string& extra_headers) { |
| 583 | // The user initiated a load, we don't need to reload anymore. |
| 584 | needs_reload_ = false; |
| 585 | |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 586 | NavigationEntryImpl* entry = NavigationEntryImpl::FromNavigationEntry( |
| 587 | CreateNavigationEntry( |
| 588 | url, referrer, transition, true, extra_headers, browser_context_)); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 589 | |
| 590 | LoadEntry(entry); |
| 591 | } |
| 592 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 593 | void NavigationControllerImpl::DocumentLoadedInFrame() { |
[email protected] | 09b8f82f | 2009-06-16 20:22:11 | [diff] [blame] | 594 | last_document_loaded_ = base::TimeTicks::Now(); |
| 595 | } |
| 596 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 597 | bool NavigationControllerImpl::RendererDidNavigate( |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 598 | const ViewHostMsg_FrameNavigate_Params& params, |
[email protected] | 8286f51a | 2011-05-31 17:39:13 | [diff] [blame] | 599 | content::LoadCommittedDetails* details) { |
[email protected] | 4bf3522c | 2010-08-19 21:00:20 | [diff] [blame] | 600 | |
[email protected] | 0e8db94 | 2008-09-24 21:21:48 | [diff] [blame] | 601 | // Save the previous state before we clobber it. |
| 602 | if (GetLastCommittedEntry()) { |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 603 | details->previous_url = GetLastCommittedEntry()->GetURL(); |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 604 | details->previous_entry_index = GetLastCommittedEntryIndex(); |
[email protected] | 0e8db94 | 2008-09-24 21:21:48 | [diff] [blame] | 605 | } else { |
| 606 | details->previous_url = GURL(); |
| 607 | details->previous_entry_index = -1; |
| 608 | } |
[email protected] | ecd9d870 | 2008-08-28 22:10:17 | [diff] [blame] | 609 | |
[email protected] | 77362eb | 2011-08-01 17:18:38 | [diff] [blame] | 610 | // If we have a pending entry at this point, it should have a SiteInstance. |
| 611 | // Restored entries start out with a null SiteInstance, but we should have |
| 612 | // assigned one in NavigateToPendingEntry. |
| 613 | DCHECK(pending_entry_index_ == -1 || pending_entry_->site_instance()); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 614 | |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame^] | 615 | // If we are doing a cross-site reload, we need to replace the existing |
| 616 | // navigation entry, not add another entry to the history. This has the side |
| 617 | // effect of removing forward browsing history, if such existed. |
| 618 | if (pending_entry_ != NULL) { |
| 619 | details->did_replace_entry = pending_entry_->is_cross_site_reload(); |
| 620 | } |
| 621 | |
[email protected] | 192d8c5e | 2010-02-23 07:26:32 | [diff] [blame] | 622 | // is_in_page must be computed before the entry gets committed. |
| 623 | details->is_in_page = IsURLInPageNavigation(params.url); |
| 624 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 625 | // Do navigation-type specific actions. These will make and commit an entry. |
[email protected] | 0e8db94 | 2008-09-24 21:21:48 | [diff] [blame] | 626 | details->type = ClassifyNavigation(params); |
[email protected] | 4bf3522c | 2010-08-19 21:00:20 | [diff] [blame] | 627 | |
[email protected] | 0e8db94 | 2008-09-24 21:21:48 | [diff] [blame] | 628 | switch (details->type) { |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 629 | case content::NAVIGATION_TYPE_NEW_PAGE: |
[email protected] | befd8d82 | 2009-07-01 04:51:47 | [diff] [blame] | 630 | RendererDidNavigateToNewPage(params, &(details->did_replace_entry)); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 631 | break; |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 632 | case content::NAVIGATION_TYPE_EXISTING_PAGE: |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 633 | RendererDidNavigateToExistingPage(params); |
| 634 | break; |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 635 | case content::NAVIGATION_TYPE_SAME_PAGE: |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 636 | RendererDidNavigateToSamePage(params); |
| 637 | break; |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 638 | case content::NAVIGATION_TYPE_IN_PAGE: |
[email protected] | befd8d82 | 2009-07-01 04:51:47 | [diff] [blame] | 639 | RendererDidNavigateInPage(params, &(details->did_replace_entry)); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 640 | break; |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 641 | case content::NAVIGATION_TYPE_NEW_SUBFRAME: |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 642 | RendererDidNavigateNewSubframe(params); |
| 643 | break; |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 644 | case content::NAVIGATION_TYPE_AUTO_SUBFRAME: |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 645 | if (!RendererDidNavigateAutoSubframe(params)) |
| 646 | return false; |
| 647 | break; |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 648 | case content::NAVIGATION_TYPE_NAV_IGNORE: |
[email protected] | 20d1c99 | 2011-04-12 21:17:49 | [diff] [blame] | 649 | // If a pending navigation was in progress, this canceled it. We should |
| 650 | // discard it and make sure it is removed from the URL bar. After that, |
| 651 | // 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] | 652 | // the caller that nothing has happened. |
[email protected] | 20d1c99 | 2011-04-12 21:17:49 | [diff] [blame] | 653 | if (pending_entry_) { |
| 654 | DiscardNonCommittedEntries(); |
[email protected] | 93f230e0 | 2011-06-01 14:40:00 | [diff] [blame] | 655 | tab_contents_->NotifyNavigationStateChanged( |
[email protected] | d908348 | 2012-01-06 00:38:46 | [diff] [blame] | 656 | content::INVALIDATE_TYPE_URL); |
[email protected] | 20d1c99 | 2011-04-12 21:17:49 | [diff] [blame] | 657 | } |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 658 | return false; |
| 659 | default: |
| 660 | NOTREACHED(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 661 | } |
| 662 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 663 | // All committed entries should have nonempty content state so WebKit doesn't |
| 664 | // get confused when we go back to them (see the function for details). |
[email protected] | 0f38dc455 | 2011-02-25 11:24:00 | [diff] [blame] | 665 | DCHECK(!params.content_state.empty()); |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 666 | NavigationEntryImpl* active_entry = |
| 667 | NavigationEntryImpl::FromNavigationEntry(GetActiveEntry()); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 668 | active_entry->SetContentState(params.content_state); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 669 | |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 670 | // Once committed, we do not need to track if the entry was initiated by |
| 671 | // the renderer. |
| 672 | active_entry->set_is_renderer_initiated(false); |
| 673 | |
[email protected] | 49bd30e6 | 2011-03-22 20:12:59 | [diff] [blame] | 674 | // The active entry's SiteInstance should match our SiteInstance. |
| 675 | DCHECK(active_entry->site_instance() == tab_contents_->GetSiteInstance()); |
| 676 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 677 | // Now prep the rest of the details for the notification and broadcast. |
[email protected] | 0f38dc455 | 2011-02-25 11:24:00 | [diff] [blame] | 678 | details->entry = active_entry; |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 679 | details->is_main_frame = |
| 680 | content::PageTransitionIsMainFrame(params.transition); |
[email protected] | f072d2ce | 2008-09-17 17:16:24 | [diff] [blame] | 681 | details->serialized_security_info = params.security_info; |
[email protected] | 2e39d2e | 2009-02-19 18:41:31 | [diff] [blame] | 682 | details->http_status_code = params.http_status_code; |
[email protected] | 93f230e0 | 2011-06-01 14:40:00 | [diff] [blame] | 683 | NotifyNavigationEntryCommitted(details); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 684 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 685 | return true; |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 686 | } |
| 687 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 688 | content::NavigationType NavigationControllerImpl::ClassifyNavigation( |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 689 | const ViewHostMsg_FrameNavigate_Params& params) const { |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 690 | if (params.page_id == -1) { |
[email protected] | eef9de3 | 2009-09-23 17:19:46 | [diff] [blame] | 691 | // The renderer generates the page IDs, and so if it gives us the invalid |
| 692 | // page ID (-1) we know it didn't actually navigate. This happens in a few |
| 693 | // cases: |
| 694 | // |
| 695 | // - If a page makes a popup navigated to about blank, and then writes |
| 696 | // stuff like a subframe navigated to a real page. We'll get the commit |
| 697 | // for the subframe, but there won't be any commit for the outer page. |
| 698 | // |
| 699 | // - We were also getting these for failed loads (for example, bug 21849). |
| 700 | // The guess is that we get a "load commit" for the alternate error page, |
| 701 | // but that doesn't affect the page ID, so we get the "old" one, which |
| 702 | // could be invalid. This can also happen for a cross-site transition |
| 703 | // that causes us to swap processes. Then the error page load will be in |
| 704 | // a new process with no page IDs ever assigned (and hence a -1 value), |
| 705 | // yet the navigation controller still might have previous pages in its |
| 706 | // list. |
| 707 | // |
| 708 | // In these cases, there's nothing we can do with them, so ignore. |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 709 | return content::NAVIGATION_TYPE_NAV_IGNORE; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 710 | } |
| 711 | |
[email protected] | 9423d941 | 2009-04-14 22:13:55 | [diff] [blame] | 712 | if (params.page_id > tab_contents_->GetMaxPageID()) { |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 713 | // Greater page IDs than we've ever seen before are new pages. We may or may |
| 714 | // not have a pending entry for the page, and this may or may not be the |
| 715 | // main frame. |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 716 | if (content::PageTransitionIsMainFrame(params.transition)) |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 717 | return content::NAVIGATION_TYPE_NEW_PAGE; |
[email protected] | 4c27ba8 | 2008-09-24 16:49:09 | [diff] [blame] | 718 | |
| 719 | // When this is a new subframe navigation, we should have a committed page |
| 720 | // for which it's a suframe in. This may not be the case when an iframe is |
| 721 | // navigated on a popup navigated to about:blank (the iframe would be |
| 722 | // written into the popup by script on the main page). For these cases, |
| 723 | // there isn't any navigation stuff we can do, so just ignore it. |
| 724 | if (!GetLastCommittedEntry()) |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 725 | return content::NAVIGATION_TYPE_NAV_IGNORE; |
[email protected] | 4c27ba8 | 2008-09-24 16:49:09 | [diff] [blame] | 726 | |
| 727 | // Valid subframe navigation. |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 728 | return content::NAVIGATION_TYPE_NEW_SUBFRAME; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 729 | } |
| 730 | |
| 731 | // Now we know that the notification is for an existing page. Find that entry. |
| 732 | int existing_entry_index = GetEntryIndexWithPageID( |
[email protected] | 9423d941 | 2009-04-14 22:13:55 | [diff] [blame] | 733 | tab_contents_->GetSiteInstance(), |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 734 | params.page_id); |
| 735 | if (existing_entry_index == -1) { |
| 736 | // The page was not found. It could have been pruned because of the limit on |
| 737 | // back/forward entries (not likely since we'll usually tell it to navigate |
| 738 | // to such entries). It could also mean that the renderer is smoking crack. |
| 739 | NOTREACHED(); |
[email protected] | 485e823 | 2011-07-24 18:03:46 | [diff] [blame] | 740 | |
| 741 | // Because the unknown entry has committed, we risk showing the wrong URL in |
| 742 | // release builds. Instead, we'll kill the renderer process to be safe. |
| 743 | LOG(ERROR) << "terminating renderer for bad navigation: " << params.url; |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 744 | content::RecordAction(UserMetricsAction("BadMessageTerminate_NC")); |
[email protected] | b69934e | 2011-10-29 02:51:52 | [diff] [blame] | 745 | |
[email protected] | 7ec6f38 | 2011-11-11 01:28:17 | [diff] [blame] | 746 | // Temporary code so we can get more information. Format: |
[email protected] | 8c38058 | 2011-12-02 03:16:10 | [diff] [blame] | 747 | // http://url/foo.html#page1#max3#frame1#ids:2_Nx,1_1x,3_2 |
| 748 | std::string temp = params.url.spec(); |
[email protected] | 7ec6f38 | 2011-11-11 01:28:17 | [diff] [blame] | 749 | temp.append("#page"); |
[email protected] | b69934e | 2011-10-29 02:51:52 | [diff] [blame] | 750 | temp.append(base::IntToString(params.page_id)); |
[email protected] | 7ec6f38 | 2011-11-11 01:28:17 | [diff] [blame] | 751 | temp.append("#max"); |
| 752 | temp.append(base::IntToString(tab_contents_->GetMaxPageID())); |
| 753 | temp.append("#frame"); |
| 754 | temp.append(base::IntToString(params.frame_id)); |
| 755 | temp.append("#ids"); |
| 756 | for (int i = 0; i < static_cast<int>(entries_.size()); ++i) { |
[email protected] | 8c38058 | 2011-12-02 03:16:10 | [diff] [blame] | 757 | // Append entry metadata (e.g., 3_7x): |
| 758 | // 3: page_id |
| 759 | // 7: SiteInstance ID, or N for null |
| 760 | // x: appended if not from the current SiteInstance |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 761 | temp.append(base::IntToString(entries_[i]->GetPageID())); |
[email protected] | 8c38058 | 2011-12-02 03:16:10 | [diff] [blame] | 762 | temp.append("_"); |
| 763 | if (entries_[i]->site_instance()) |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 764 | temp.append(base::IntToString(entries_[i]->site_instance()->GetId())); |
[email protected] | 7ec6f38 | 2011-11-11 01:28:17 | [diff] [blame] | 765 | else |
[email protected] | 8c38058 | 2011-12-02 03:16:10 | [diff] [blame] | 766 | temp.append("N"); |
| 767 | if (entries_[i]->site_instance() != tab_contents_->GetSiteInstance()) |
[email protected] | 7ec6f38 | 2011-11-11 01:28:17 | [diff] [blame] | 768 | temp.append("x"); |
| 769 | temp.append(","); |
[email protected] | b69934e | 2011-10-29 02:51:52 | [diff] [blame] | 770 | } |
| 771 | GURL url(temp); |
[email protected] | 151a63d | 2011-12-20 22:32:52 | [diff] [blame] | 772 | tab_contents_->GetRenderViewHost()->Send(new ViewMsg_TempCrashWithData(url)); |
[email protected] | b69934e | 2011-10-29 02:51:52 | [diff] [blame] | 773 | return content::NAVIGATION_TYPE_NAV_IGNORE; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 774 | } |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 775 | NavigationEntryImpl* existing_entry = entries_[existing_entry_index].get(); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 776 | |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 777 | if (!content::PageTransitionIsMainFrame(params.transition)) { |
[email protected] | e6035c2 | 2010-05-25 16:15:52 | [diff] [blame] | 778 | // All manual subframes would get new IDs and were handled above, so we |
| 779 | // know this is auto. Since the current page was found in the navigation |
| 780 | // entry list, we're guaranteed to have a last committed entry. |
| 781 | DCHECK(GetLastCommittedEntry()); |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 782 | return content::NAVIGATION_TYPE_AUTO_SUBFRAME; |
[email protected] | e6035c2 | 2010-05-25 16:15:52 | [diff] [blame] | 783 | } |
| 784 | |
| 785 | // Anything below here we know is a main frame navigation. |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 786 | if (pending_entry_ && |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 787 | existing_entry != pending_entry_ && |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 788 | pending_entry_->GetPageID() == -1 && |
[email protected] | 230c001 | 2011-04-08 16:27:24 | [diff] [blame] | 789 | existing_entry == GetLastCommittedEntry()) { |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 790 | // In this case, we have a pending entry for a URL but WebCore didn't do a |
| 791 | // new navigation. This happens when you press enter in the URL bar to |
| 792 | // reload. We will create a pending entry, but WebKit will convert it to |
| 793 | // a reload since it's the same page and not create a new entry for it |
| 794 | // (the user doesn't want to have a new back/forward entry when they do |
[email protected] | 230c001 | 2011-04-08 16:27:24 | [diff] [blame] | 795 | // this). If this matches the last committed entry, we want to just ignore |
| 796 | // the pending entry and go back to where we were (the "existing entry"). |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 797 | return content::NAVIGATION_TYPE_SAME_PAGE; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 798 | } |
| 799 | |
[email protected] | fc60f22 | 2008-12-18 17:36:54 | [diff] [blame] | 800 | // Any toplevel navigations with the same base (minus the reference fragment) |
| 801 | // are in-page navigations. We weeded out subframe navigations above. Most of |
| 802 | // the time this doesn't matter since WebKit doesn't tell us about subframe |
| 803 | // navigations that don't actually navigate, but it can happen when there is |
| 804 | // an encoding override (it always sends a navigation request). |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 805 | if (AreURLsInPageNavigation(existing_entry->GetURL(), params.url)) |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 806 | return content::NAVIGATION_TYPE_IN_PAGE; |
[email protected] | fc60f22 | 2008-12-18 17:36:54 | [diff] [blame] | 807 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 808 | // Since we weeded out "new" navigations above, we know this is an existing |
[email protected] | 4c27ba8 | 2008-09-24 16:49:09 | [diff] [blame] | 809 | // (back/forward) navigation. |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 810 | return content::NAVIGATION_TYPE_EXISTING_PAGE; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 811 | } |
| 812 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 813 | bool NavigationControllerImpl::IsRedirect( |
[email protected] | 09b8f82f | 2009-06-16 20:22:11 | [diff] [blame] | 814 | const ViewHostMsg_FrameNavigate_Params& params) { |
| 815 | // For main frame transition, we judge by params.transition. |
| 816 | // Otherwise, by params.redirects. |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 817 | if (content::PageTransitionIsMainFrame(params.transition)) { |
| 818 | return content::PageTransitionIsRedirect(params.transition); |
[email protected] | 09b8f82f | 2009-06-16 20:22:11 | [diff] [blame] | 819 | } |
| 820 | return params.redirects.size() > 1; |
| 821 | } |
| 822 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 823 | void NavigationControllerImpl::RendererDidNavigateToNewPage( |
[email protected] | befd8d82 | 2009-07-01 04:51:47 | [diff] [blame] | 824 | const ViewHostMsg_FrameNavigate_Params& params, bool* did_replace_entry) { |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 825 | NavigationEntryImpl* new_entry; |
[email protected] | f1eb87a | 2011-05-06 17:49:41 | [diff] [blame] | 826 | bool update_virtual_url; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 827 | if (pending_entry_) { |
| 828 | // TODO(brettw) this assumes that the pending entry is appropriate for the |
| 829 | // new page that was just loaded. I don't think this is necessarily the |
[email protected] | 49bd30e6 | 2011-03-22 20:12:59 | [diff] [blame] | 830 | // case! We should have some more tracking to know for sure. |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 831 | new_entry = new NavigationEntryImpl(*pending_entry_); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 832 | |
| 833 | // Don't use the page type from the pending entry. Some interstitial page |
| 834 | // may have set the type to interstitial. Once we commit, however, the page |
| 835 | // type must always be normal. |
[email protected] | 66fdbd5 | 2011-10-18 17:08:53 | [diff] [blame] | 836 | new_entry->set_page_type(content::PAGE_TYPE_NORMAL); |
[email protected] | f1eb87a | 2011-05-06 17:49:41 | [diff] [blame] | 837 | update_virtual_url = new_entry->update_virtual_url_with_url(); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 838 | } else { |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 839 | new_entry = new NavigationEntryImpl; |
[email protected] | f1eb87a | 2011-05-06 17:49:41 | [diff] [blame] | 840 | // When navigating to a new page, give the browser URL handler a chance to |
| 841 | // update the virtual URL based on the new URL. For example, this is needed |
| 842 | // to show chrome://bookmarks/#1 when the bookmarks webui extension changes |
| 843 | // the URL. |
| 844 | update_virtual_url = true; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 845 | } |
| 846 | |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 847 | new_entry->SetURL(params.url); |
[email protected] | f1eb87a | 2011-05-06 17:49:41 | [diff] [blame] | 848 | if (update_virtual_url) |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 849 | UpdateVirtualURLToURL(new_entry, params.url); |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 850 | new_entry->SetReferrer(params.referrer); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 851 | new_entry->SetPageID(params.page_id); |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 852 | new_entry->SetTransitionType(params.transition); |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 853 | new_entry->set_site_instance( |
| 854 | static_cast<SiteInstanceImpl*>(tab_contents_->GetSiteInstance())); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 855 | new_entry->SetHasPostData(params.is_post); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 856 | |
[email protected] | befd8d82 | 2009-07-01 04:51:47 | [diff] [blame] | 857 | InsertOrReplaceEntry(new_entry, *did_replace_entry); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 858 | } |
| 859 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 860 | void NavigationControllerImpl::RendererDidNavigateToExistingPage( |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 861 | const ViewHostMsg_FrameNavigate_Params& params) { |
| 862 | // We should only get here for main frame navigations. |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 863 | DCHECK(content::PageTransitionIsMainFrame(params.transition)); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 864 | |
| 865 | // This is a back/forward navigation. The existing page for the ID is |
[email protected] | 4c27ba8 | 2008-09-24 16:49:09 | [diff] [blame] | 866 | // guaranteed to exist by ClassifyNavigation, and we just need to update it |
| 867 | // with new information from the renderer. |
[email protected] | 7f0005a | 2009-04-15 03:25:11 | [diff] [blame] | 868 | int entry_index = GetEntryIndexWithPageID(tab_contents_->GetSiteInstance(), |
| 869 | params.page_id); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 870 | DCHECK(entry_index >= 0 && |
| 871 | entry_index < static_cast<int>(entries_.size())); |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 872 | NavigationEntryImpl* entry = entries_[entry_index].get(); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 873 | |
| 874 | // The URL may have changed due to redirects. The site instance will normally |
| 875 | // be the same except during session restore, when no site instance will be |
| 876 | // assigned. |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 877 | entry->SetURL(params.url); |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 878 | if (entry->update_virtual_url_with_url()) |
| 879 | UpdateVirtualURLToURL(entry, params.url); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 880 | DCHECK(entry->site_instance() == NULL || |
[email protected] | 9423d941 | 2009-04-14 22:13:55 | [diff] [blame] | 881 | entry->site_instance() == tab_contents_->GetSiteInstance()); |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 882 | entry->set_site_instance( |
| 883 | static_cast<SiteInstanceImpl*>(tab_contents_->GetSiteInstance())); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 884 | |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 885 | entry->SetHasPostData(params.is_post); |
[email protected] | d5a49e5 | 2010-01-08 03:01:41 | [diff] [blame] | 886 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 887 | // The entry we found in the list might be pending if the user hit |
| 888 | // 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] | 889 | // list, we can just discard the pending pointer). We should also discard the |
| 890 | // pending entry if it corresponds to a different navigation, since that one |
| 891 | // is now likely canceled. If it is not canceled, we will treat it as a new |
| 892 | // navigation when it arrives, which is also ok. |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 893 | // |
| 894 | // Note that we need to use the "internal" version since we don't want to |
| 895 | // actually change any other state, just kill the pointer. |
[email protected] | 49bd30e6 | 2011-03-22 20:12:59 | [diff] [blame] | 896 | if (pending_entry_) |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 897 | DiscardNonCommittedEntriesInternal(); |
[email protected] | 40bcc30 | 2009-03-02 20:50:39 | [diff] [blame] | 898 | |
[email protected] | 80858db5 | 2009-10-15 00:35:18 | [diff] [blame] | 899 | // If a transient entry was removed, the indices might have changed, so we |
| 900 | // have to query the entry index again. |
| 901 | last_committed_entry_index_ = |
| 902 | GetEntryIndexWithPageID(tab_contents_->GetSiteInstance(), params.page_id); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 903 | } |
| 904 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 905 | void NavigationControllerImpl::RendererDidNavigateToSamePage( |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 906 | const ViewHostMsg_FrameNavigate_Params& params) { |
| 907 | // This mode implies we have a pending entry that's the same as an existing |
[email protected] | 4c27ba8 | 2008-09-24 16:49:09 | [diff] [blame] | 908 | // entry for this page ID. This entry is guaranteed to exist by |
| 909 | // ClassifyNavigation. All we need to do is update the existing entry. |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 910 | NavigationEntryImpl* existing_entry = GetEntryWithPageID( |
| 911 | tab_contents_->GetSiteInstance(), params.page_id); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 912 | |
| 913 | // We assign the entry's unique ID to be that of the new one. Since this is |
| 914 | // always the result of a user action, we want to dismiss infobars, etc. like |
| 915 | // a regular user-initiated navigation. |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 916 | existing_entry->set_unique_id(pending_entry_->GetUniqueID()); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 917 | |
[email protected] | a0e6926 | 2009-06-03 19:08:48 | [diff] [blame] | 918 | // The URL may have changed due to redirects. |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 919 | if (existing_entry->update_virtual_url_with_url()) |
| 920 | UpdateVirtualURLToURL(existing_entry, params.url); |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 921 | existing_entry->SetURL(params.url); |
[email protected] | a0e6926 | 2009-06-03 19:08:48 | [diff] [blame] | 922 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 923 | DiscardNonCommittedEntries(); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 924 | } |
| 925 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 926 | void NavigationControllerImpl::RendererDidNavigateInPage( |
[email protected] | befd8d82 | 2009-07-01 04:51:47 | [diff] [blame] | 927 | const ViewHostMsg_FrameNavigate_Params& params, bool* did_replace_entry) { |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 928 | DCHECK(content::PageTransitionIsMainFrame(params.transition)) << |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 929 | "WebKit should only tell us about in-page navs for the main frame."; |
| 930 | // We're guaranteed to have an entry for this one. |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 931 | NavigationEntryImpl* existing_entry = GetEntryWithPageID( |
| 932 | tab_contents_->GetSiteInstance(), params.page_id); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 933 | |
| 934 | // Reference fragment navigation. We're guaranteed to have the last_committed |
| 935 | // entry and it will be the same page as the new navigation (minus the |
[email protected] | d466b8a | 2011-07-15 21:48:03 | [diff] [blame] | 936 | // reference fragments, of course). We'll update the URL of the existing |
| 937 | // entry without pruning the forward history. |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 938 | existing_entry->SetURL(params.url); |
[email protected] | d466b8a | 2011-07-15 21:48:03 | [diff] [blame] | 939 | if (existing_entry->update_virtual_url_with_url()) |
| 940 | UpdateVirtualURLToURL(existing_entry, params.url); |
[email protected] | ccbe04e | 2010-03-17 17:58:43 | [diff] [blame] | 941 | |
| 942 | // This replaces the existing entry since the page ID didn't change. |
| 943 | *did_replace_entry = true; |
[email protected] | d466b8a | 2011-07-15 21:48:03 | [diff] [blame] | 944 | |
| 945 | if (pending_entry_) |
| 946 | DiscardNonCommittedEntriesInternal(); |
| 947 | |
| 948 | // If a transient entry was removed, the indices might have changed, so we |
| 949 | // have to query the entry index again. |
| 950 | last_committed_entry_index_ = |
| 951 | GetEntryIndexWithPageID(tab_contents_->GetSiteInstance(), params.page_id); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 952 | } |
| 953 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 954 | void NavigationControllerImpl::RendererDidNavigateNewSubframe( |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 955 | const ViewHostMsg_FrameNavigate_Params& params) { |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 956 | if (content::PageTransitionStripQualifier(params.transition) == |
| 957 | content::PAGE_TRANSITION_AUTO_SUBFRAME) { |
[email protected] | 09b8f82f | 2009-06-16 20:22:11 | [diff] [blame] | 958 | // This is not user-initiated. Ignore. |
| 959 | return; |
| 960 | } |
[email protected] | 09b8f82f | 2009-06-16 20:22:11 | [diff] [blame] | 961 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 962 | // Manual subframe navigations just get the current entry cloned so the user |
| 963 | // can go back or forward to it. The actual subframe information will be |
| 964 | // stored in the page state for each of those entries. This happens out of |
| 965 | // band with the actual navigations. |
[email protected] | 4c27ba8 | 2008-09-24 16:49:09 | [diff] [blame] | 966 | DCHECK(GetLastCommittedEntry()) << "ClassifyNavigation should guarantee " |
| 967 | << "that a last committed entry exists."; |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 968 | NavigationEntryImpl* new_entry = new NavigationEntryImpl( |
| 969 | *NavigationEntryImpl::FromNavigationEntry(GetLastCommittedEntry())); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 970 | new_entry->SetPageID(params.page_id); |
[email protected] | 672eba29 | 2009-05-13 13:22:45 | [diff] [blame] | 971 | InsertOrReplaceEntry(new_entry, false); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 972 | } |
| 973 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 974 | bool NavigationControllerImpl::RendererDidNavigateAutoSubframe( |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 975 | const ViewHostMsg_FrameNavigate_Params& params) { |
| 976 | // We're guaranteed to have a previously committed entry, and we now need to |
| 977 | // handle navigation inside of a subframe in it without creating a new entry. |
| 978 | DCHECK(GetLastCommittedEntry()); |
| 979 | |
| 980 | // Handle the case where we're navigating back/forward to a previous subframe |
| 981 | // navigation entry. This is case "2." in NAV_AUTO_SUBFRAME comment in the |
| 982 | // header file. In case "1." this will be a NOP. |
| 983 | int entry_index = GetEntryIndexWithPageID( |
[email protected] | 9423d941 | 2009-04-14 22:13:55 | [diff] [blame] | 984 | tab_contents_->GetSiteInstance(), |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 985 | params.page_id); |
| 986 | if (entry_index < 0 || |
| 987 | entry_index >= static_cast<int>(entries_.size())) { |
| 988 | NOTREACHED(); |
| 989 | return false; |
| 990 | } |
| 991 | |
| 992 | // Update the current navigation entry in case we're going back/forward. |
| 993 | if (entry_index != last_committed_entry_index_) { |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 994 | last_committed_entry_index_ = entry_index; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 995 | return true; |
| 996 | } |
| 997 | return false; |
| 998 | } |
| 999 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1000 | int NavigationControllerImpl::GetIndexOfEntry( |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1001 | const NavigationEntryImpl* entry) const { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1002 | const NavigationEntries::const_iterator i(std::find( |
| 1003 | entries_.begin(), |
| 1004 | entries_.end(), |
| 1005 | entry)); |
| 1006 | return (i == entries_.end()) ? -1 : static_cast<int>(i - entries_.begin()); |
| 1007 | } |
| 1008 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1009 | bool NavigationControllerImpl::IsURLInPageNavigation(const GURL& url) const { |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1010 | NavigationEntry* last_committed = GetLastCommittedEntry(); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1011 | if (!last_committed) |
| 1012 | return false; |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1013 | return AreURLsInPageNavigation(last_committed->GetURL(), url); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1014 | } |
| 1015 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1016 | void NavigationControllerImpl::CopyStateFrom( |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 1017 | const NavigationController& temp) { |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1018 | const NavigationControllerImpl& source = |
| 1019 | static_cast<const NavigationControllerImpl&>(temp); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1020 | // Verify that we look new. |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1021 | DCHECK(GetEntryCount() == 0 && !GetPendingEntry()); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1022 | |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1023 | if (source.GetEntryCount() == 0) |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1024 | return; // Nothing new to do. |
| 1025 | |
| 1026 | needs_reload_ = true; |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1027 | InsertEntriesFrom(source, source.GetEntryCount()); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1028 | |
[email protected] | 6ee12c4 | 2010-09-14 09:36:07 | [diff] [blame] | 1029 | session_storage_namespace_ = source.session_storage_namespace_->Clone(); |
[email protected] | 4e6419c | 2010-01-15 04:50:34 | [diff] [blame] | 1030 | |
[email protected] | 5e36967 | 2009-11-03 23:48:30 | [diff] [blame] | 1031 | FinishRestore(source.last_committed_entry_index_, false); |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1032 | |
| 1033 | // Copy the max page id map from the old tab to the new tab. This ensures |
| 1034 | // that new and existing navigations in the tab's current SiteInstances |
| 1035 | // are identified properly. |
| 1036 | tab_contents_->CopyMaxPageIDsFrom(source.tab_contents()); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1037 | } |
| 1038 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1039 | void NavigationControllerImpl::CopyStateFromAndPrune( |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 1040 | NavigationController* temp) { |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1041 | NavigationControllerImpl* source = |
| 1042 | static_cast<NavigationControllerImpl*>(temp); |
[email protected] | 9e1ad4b | 2011-08-14 16:49:19 | [diff] [blame] | 1043 | // The SiteInstance and page_id of the last committed entry needs to be |
| 1044 | // remembered at this point, in case there is only one committed entry |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1045 | // and it is pruned. We use a scoped_refptr to ensure the SiteInstance |
| 1046 | // can't be freed during this time period. |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1047 | NavigationEntryImpl* last_committed = |
| 1048 | NavigationEntryImpl::FromNavigationEntry(GetLastCommittedEntry()); |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1049 | scoped_refptr<SiteInstance> site_instance( |
| 1050 | last_committed ? last_committed->site_instance() : NULL); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1051 | int32 minimum_page_id = last_committed ? last_committed->GetPageID() : -1; |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1052 | int32 max_page_id = last_committed ? |
| 1053 | tab_contents_->GetMaxPageIDForSiteInstance(site_instance.get()) : -1; |
[email protected] | 9e1ad4b | 2011-08-14 16:49:19 | [diff] [blame] | 1054 | |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1055 | // This code is intended for use when the last entry is the active entry. |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1056 | DCHECK( |
| 1057 | (transient_entry_index_ != -1 && |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1058 | transient_entry_index_ == GetEntryCount() - 1) || |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1059 | (pending_entry_ && (pending_entry_index_ == -1 || |
| 1060 | pending_entry_index_ == GetEntryCount() - 1)) || |
| 1061 | (!pending_entry_ && last_committed_entry_index_ == GetEntryCount() - 1)); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1062 | |
| 1063 | // Remove all the entries leaving the active entry. |
| 1064 | PruneAllButActive(); |
| 1065 | |
[email protected] | 47e020a | 2010-10-15 14:43:37 | [diff] [blame] | 1066 | // Insert the entries from source. Don't use source->GetCurrentEntryIndex as |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1067 | // we don't want to copy over the transient entry. |
[email protected] | 47e020a | 2010-10-15 14:43:37 | [diff] [blame] | 1068 | int max_source_index = source->pending_entry_index_ != -1 ? |
| 1069 | source->pending_entry_index_ : source->last_committed_entry_index_; |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1070 | if (max_source_index == -1) |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1071 | max_source_index = source->GetEntryCount(); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1072 | else |
| 1073 | max_source_index++; |
[email protected] | 47e020a | 2010-10-15 14:43:37 | [diff] [blame] | 1074 | InsertEntriesFrom(*source, max_source_index); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1075 | |
| 1076 | // 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] | 1077 | last_committed_entry_index_ = GetEntryCount() - 1; |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1078 | if (pending_entry_index_ != -1) |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1079 | pending_entry_index_ = GetEntryCount() - 1; |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1080 | if (transient_entry_index_ != -1) { |
| 1081 | // There's a transient entry. In this case we want the last committed to |
| 1082 | // point to the previous entry. |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1083 | transient_entry_index_ = GetEntryCount() - 1; |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1084 | if (last_committed_entry_index_ != -1) |
| 1085 | last_committed_entry_index_--; |
| 1086 | } |
[email protected] | 796931a9 | 2011-08-10 01:32:14 | [diff] [blame] | 1087 | |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1088 | tab_contents_->SetHistoryLengthAndPrune(site_instance.get(), |
[email protected] | 9e1ad4b | 2011-08-14 16:49:19 | [diff] [blame] | 1089 | max_source_index, |
| 1090 | minimum_page_id); |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1091 | |
| 1092 | // Copy the max page id map from the old tab to the new tab. This ensures |
| 1093 | // that new and existing navigations in the tab's current SiteInstances |
| 1094 | // are identified properly. |
| 1095 | tab_contents_->CopyMaxPageIDsFrom(source->tab_contents()); |
| 1096 | |
| 1097 | // If there is a last committed entry, be sure to include it in the new |
| 1098 | // max page ID map. |
| 1099 | if (max_page_id > -1) { |
| 1100 | tab_contents_->UpdateMaxPageIDForSiteInstance(site_instance.get(), |
| 1101 | max_page_id); |
| 1102 | } |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1103 | } |
| 1104 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1105 | void NavigationControllerImpl::PruneAllButActive() { |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1106 | if (transient_entry_index_ != -1) { |
| 1107 | // There is a transient entry. Prune up to it. |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1108 | DCHECK_EQ(GetEntryCount() - 1, transient_entry_index_); |
[email protected] | 77d8d62 | 2010-12-15 10:30:12 | [diff] [blame] | 1109 | entries_.erase(entries_.begin(), entries_.begin() + transient_entry_index_); |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1110 | transient_entry_index_ = 0; |
| 1111 | last_committed_entry_index_ = -1; |
| 1112 | pending_entry_index_ = -1; |
| 1113 | } else if (!pending_entry_) { |
| 1114 | // There's no pending entry. Leave the last entry (if there is one). |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1115 | if (!GetEntryCount()) |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1116 | return; |
| 1117 | |
[email protected] | 77d8d62 | 2010-12-15 10:30:12 | [diff] [blame] | 1118 | DCHECK(last_committed_entry_index_ >= 0); |
| 1119 | entries_.erase(entries_.begin(), |
| 1120 | entries_.begin() + last_committed_entry_index_); |
| 1121 | entries_.erase(entries_.begin() + 1, entries_.end()); |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1122 | last_committed_entry_index_ = 0; |
| 1123 | } else if (pending_entry_index_ != -1) { |
[email protected] | 77d8d62 | 2010-12-15 10:30:12 | [diff] [blame] | 1124 | entries_.erase(entries_.begin(), entries_.begin() + pending_entry_index_); |
| 1125 | entries_.erase(entries_.begin() + 1, entries_.end()); |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1126 | pending_entry_index_ = 0; |
| 1127 | last_committed_entry_index_ = 0; |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1128 | } else { |
| 1129 | // There is a pending_entry, but it's not in entries_. |
| 1130 | pending_entry_index_ = -1; |
| 1131 | last_committed_entry_index_ = -1; |
[email protected] | 77d8d62 | 2010-12-15 10:30:12 | [diff] [blame] | 1132 | entries_.clear(); |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1133 | } |
| 1134 | |
[email protected] | 0bfbf88 | 2011-12-22 18:19:27 | [diff] [blame] | 1135 | if (tab_contents_->GetInterstitialPage()) { |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1136 | // Normally the interstitial page hides itself if the user doesn't proceeed. |
| 1137 | // This would result in showing a NavigationEntry we just removed. Set this |
| 1138 | // so the interstitial triggers a reload if the user doesn't proceed. |
[email protected] | 0bfbf88 | 2011-12-22 18:19:27 | [diff] [blame] | 1139 | tab_contents_->GetInterstitialPage()->set_reload_on_dont_proceed(true); |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1140 | } |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1141 | } |
| 1142 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1143 | SSLManager* NavigationControllerImpl::GetSSLManager() { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 1144 | return &ssl_manager_; |
| 1145 | } |
| 1146 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1147 | void NavigationControllerImpl::SetMaxRestoredPageID(int32 max_id) { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 1148 | max_restored_page_id_ = max_id; |
| 1149 | } |
| 1150 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1151 | int32 NavigationControllerImpl::GetMaxRestoredPageID() const { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 1152 | return max_restored_page_id_; |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1153 | } |
| 1154 | |
| 1155 | SessionStorageNamespace* |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1156 | NavigationControllerImpl::GetSessionStorageNamespace() const { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1157 | return session_storage_namespace_; |
| 1158 | } |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1159 | |
| 1160 | bool NavigationControllerImpl::NeedsReload() const { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 1161 | return needs_reload_; |
| 1162 | } |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1163 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1164 | void NavigationControllerImpl::RemoveEntryAtIndexInternal(int index) { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1165 | DCHECK(index < GetEntryCount()); |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1166 | DCHECK(index != last_committed_entry_index_); |
[email protected] | 4303234 | 2011-03-21 14:10:31 | [diff] [blame] | 1167 | |
| 1168 | DiscardNonCommittedEntries(); |
| 1169 | |
| 1170 | entries_.erase(entries_.begin() + index); |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1171 | if (last_committed_entry_index_ > index) |
[email protected] | 4303234 | 2011-03-21 14:10:31 | [diff] [blame] | 1172 | last_committed_entry_index_--; |
| 1173 | } |
| 1174 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1175 | void NavigationControllerImpl::DiscardNonCommittedEntries() { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1176 | bool transient = transient_entry_index_ != -1; |
| 1177 | DiscardNonCommittedEntriesInternal(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1178 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1179 | // If there was a transient entry, invalidate everything so the new active |
| 1180 | // entry state is shown. |
| 1181 | if (transient) { |
[email protected] | 93f230e0 | 2011-06-01 14:40:00 | [diff] [blame] | 1182 | tab_contents_->NotifyNavigationStateChanged(kInvalidateAll); |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1183 | } |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1184 | } |
| 1185 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1186 | NavigationEntry* NavigationControllerImpl::GetPendingEntry() const { |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 1187 | return pending_entry_; |
| 1188 | } |
| 1189 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1190 | int NavigationControllerImpl::GetPendingEntryIndex() const { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1191 | return pending_entry_index_; |
| 1192 | } |
| 1193 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1194 | void NavigationControllerImpl::InsertOrReplaceEntry(NavigationEntryImpl* entry, |
| 1195 | bool replace) { |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1196 | DCHECK(entry->GetTransitionType() != content::PAGE_TRANSITION_AUTO_SUBFRAME); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1197 | |
| 1198 | // Copy the pending entry's unique ID to the committed entry. |
| 1199 | // I don't know if pending_entry_index_ can be other than -1 here. |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1200 | const NavigationEntryImpl* const pending_entry = |
| 1201 | (pending_entry_index_ == -1) ? |
| 1202 | pending_entry_ : entries_[pending_entry_index_].get(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1203 | if (pending_entry) |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1204 | entry->set_unique_id(pending_entry->GetUniqueID()); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1205 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1206 | DiscardNonCommittedEntriesInternal(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1207 | |
| 1208 | int current_size = static_cast<int>(entries_.size()); |
| 1209 | |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1210 | if (current_size > 0) { |
[email protected] | 672eba29 | 2009-05-13 13:22:45 | [diff] [blame] | 1211 | // Prune any entries which are in front of the current entry. |
| 1212 | // Also prune the current entry if we are to replace the current entry. |
[email protected] | 47dcbdc | 2011-05-27 15:08:31 | [diff] [blame] | 1213 | // last_committed_entry_index_ must be updated here since calls to |
| 1214 | // NotifyPrunedEntries() below may re-enter and we must make sure |
| 1215 | // last_committed_entry_index_ is not left in an invalid state. |
| 1216 | if (replace) |
| 1217 | --last_committed_entry_index_; |
| 1218 | |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 1219 | int num_pruned = 0; |
[email protected] | 47dcbdc | 2011-05-27 15:08:31 | [diff] [blame] | 1220 | while (last_committed_entry_index_ < (current_size - 1)) { |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 1221 | num_pruned++; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1222 | entries_.pop_back(); |
| 1223 | current_size--; |
| 1224 | } |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 1225 | if (num_pruned > 0) // Only notify if we did prune something. |
| 1226 | NotifyPrunedEntries(this, false, num_pruned); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1227 | } |
| 1228 | |
[email protected] | 9b51970d | 2011-12-09 23:10:23 | [diff] [blame] | 1229 | if (entries_.size() >= max_entry_count()) { |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1230 | DCHECK(last_committed_entry_index_ > 0); |
| 1231 | RemoveEntryAtIndex(0); |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 1232 | NotifyPrunedEntries(this, true, 1); |
| 1233 | } |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1234 | |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1235 | entries_.push_back(linked_ptr<NavigationEntryImpl>(entry)); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1236 | last_committed_entry_index_ = static_cast<int>(entries_.size()) - 1; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1237 | |
| 1238 | // This is a new page ID, so we need everybody to know about it. |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1239 | tab_contents_->UpdateMaxPageID(entry->GetPageID()); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1240 | } |
| 1241 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1242 | void NavigationControllerImpl::NavigateToPendingEntry(ReloadType reload_type) { |
[email protected] | 72097fd0 | 2010-01-21 23:36:01 | [diff] [blame] | 1243 | needs_reload_ = false; |
| 1244 | |
[email protected] | 83c2e23 | 2011-10-07 21:36:46 | [diff] [blame] | 1245 | // If we were navigating to a slow-to-commit page, and the user performs |
| 1246 | // a session history navigation to the last committed page, RenderViewHost |
| 1247 | // will force the throbber to start, but WebKit will essentially ignore the |
| 1248 | // navigation, and won't send a message to stop the throbber. To prevent this |
| 1249 | // from happening, we drop the navigation here and stop the slow-to-commit |
| 1250 | // page from loading (which would normally happen during the navigation). |
| 1251 | if (pending_entry_index_ != -1 && |
| 1252 | pending_entry_index_ == last_committed_entry_index_ && |
| 1253 | (entries_[pending_entry_index_]->restore_type() == |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1254 | NavigationEntryImpl::RESTORE_NONE) && |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1255 | (entries_[pending_entry_index_]->GetTransitionType() & |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 1256 | content::PAGE_TRANSITION_FORWARD_BACK)) { |
[email protected] | 83c2e23 | 2011-10-07 21:36:46 | [diff] [blame] | 1257 | tab_contents_->Stop(); |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1258 | |
| 1259 | // If an interstitial page is showing, we want to close it to get back |
| 1260 | // to what was showing before. |
[email protected] | 0bfbf88 | 2011-12-22 18:19:27 | [diff] [blame] | 1261 | if (tab_contents_->GetInterstitialPage()) |
| 1262 | tab_contents_->GetInterstitialPage()->DontProceed(); |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1263 | |
[email protected] | 83c2e23 | 2011-10-07 21:36:46 | [diff] [blame] | 1264 | DiscardNonCommittedEntries(); |
| 1265 | return; |
| 1266 | } |
| 1267 | |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1268 | // If an interstitial page is showing, the previous renderer is blocked and |
| 1269 | // cannot make new requests. Unblock (and disable) it to allow this |
| 1270 | // navigation to succeed. The interstitial will stay visible until the |
| 1271 | // resulting DidNavigate. |
[email protected] | 0bfbf88 | 2011-12-22 18:19:27 | [diff] [blame] | 1272 | if (tab_contents_->GetInterstitialPage()) |
| 1273 | tab_contents_->GetInterstitialPage()->CancelForNavigation(); |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1274 | |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1275 | // For session history navigations only the pending_entry_index_ is set. |
| 1276 | if (!pending_entry_) { |
[email protected] | 4bf3522c | 2010-08-19 21:00:20 | [diff] [blame] | 1277 | DCHECK_NE(pending_entry_index_, -1); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1278 | pending_entry_ = entries_[pending_entry_index_].get(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1279 | } |
| 1280 | |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 1281 | if (!tab_contents_->NavigateToPendingEntry(reload_type)) |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1282 | DiscardNonCommittedEntries(); |
[email protected] | 77362eb | 2011-08-01 17:18:38 | [diff] [blame] | 1283 | |
| 1284 | // If the entry is being restored and doesn't have a SiteInstance yet, fill |
| 1285 | // it in now that we know. This allows us to find the entry when it commits. |
| 1286 | // This works for browser-initiated navigations. We handle renderer-initiated |
| 1287 | // navigations to restored entries in TabContents::OnGoToEntryAtOffset. |
| 1288 | if (pending_entry_ && !pending_entry_->site_instance() && |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1289 | pending_entry_->restore_type() != NavigationEntryImpl::RESTORE_NONE) { |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 1290 | pending_entry_->set_site_instance(static_cast<SiteInstanceImpl*>( |
| 1291 | tab_contents_->GetPendingSiteInstance())); |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1292 | pending_entry_->set_restore_type(NavigationEntryImpl::RESTORE_NONE); |
[email protected] | 77362eb | 2011-08-01 17:18:38 | [diff] [blame] | 1293 | } |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1294 | } |
| 1295 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1296 | void NavigationControllerImpl::NotifyNavigationEntryCommitted( |
[email protected] | 93f230e0 | 2011-06-01 14:40:00 | [diff] [blame] | 1297 | content::LoadCommittedDetails* details) { |
[email protected] | df1af24 | 2009-05-01 00:11:40 | [diff] [blame] | 1298 | details->entry = GetActiveEntry(); |
[email protected] | 6c2381d | 2011-10-19 02:52:53 | [diff] [blame] | 1299 | content::NotificationDetails notification_details = |
| 1300 | content::Details<content::LoadCommittedDetails>(details); |
[email protected] | df1af24 | 2009-05-01 00:11:40 | [diff] [blame] | 1301 | |
| 1302 | // We need to notify the ssl_manager_ before the tab_contents_ so the |
| 1303 | // location bar will have up-to-date information about the security style |
| 1304 | // when it wants to draw. See http://crbug.com/11157 |
| 1305 | ssl_manager_.DidCommitProvisionalLoad(notification_details); |
| 1306 | |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1307 | // TODO(pkasting): http://b/1113079 Probably these explicit notification paths |
| 1308 | // should be removed, and interested parties should just listen for the |
| 1309 | // notification below instead. |
[email protected] | 93f230e0 | 2011-06-01 14:40:00 | [diff] [blame] | 1310 | tab_contents_->NotifyNavigationStateChanged(kInvalidateAll); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1311 | |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 1312 | content::NotificationService::current()->Notify( |
[email protected] | 43211582 | 2011-07-10 15:52:27 | [diff] [blame] | 1313 | content::NOTIFICATION_NAV_ENTRY_COMMITTED, |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 1314 | content::Source<NavigationController>(this), |
[email protected] | df1af24 | 2009-05-01 00:11:40 | [diff] [blame] | 1315 | notification_details); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1316 | } |
| 1317 | |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1318 | // static |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1319 | size_t NavigationControllerImpl::max_entry_count() { |
[email protected] | 9b51970d | 2011-12-09 23:10:23 | [diff] [blame] | 1320 | if (max_entry_count_for_testing_ != kMaxEntryCountForTestingNotSet) |
| 1321 | return max_entry_count_for_testing_; |
| 1322 | return content::kMaxSessionHistoryEntries; |
| 1323 | } |
| 1324 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1325 | void NavigationControllerImpl::SetActive(bool is_active) { |
[email protected] | ee61392 | 2009-09-02 20:38:22 | [diff] [blame] | 1326 | if (is_active && needs_reload_) |
| 1327 | LoadIfNecessary(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1328 | } |
| 1329 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1330 | void NavigationControllerImpl::LoadIfNecessary() { |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1331 | if (!needs_reload_) |
| 1332 | return; |
| 1333 | |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1334 | // Calling Reload() results in ignoring state, and not loading. |
| 1335 | // Explicitly use NavigateToPendingEntry so that the renderer uses the |
| 1336 | // cached state. |
| 1337 | pending_entry_index_ = last_committed_entry_index_; |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 1338 | NavigateToPendingEntry(NO_RELOAD); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1339 | } |
| 1340 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1341 | void NavigationControllerImpl::NotifyEntryChanged(const NavigationEntry* entry, |
| 1342 | int index) { |
[email protected] | 8286f51a | 2011-05-31 17:39:13 | [diff] [blame] | 1343 | content::EntryChangedDetails det; |
[email protected] | 534e54b | 2008-08-13 15:40:09 | [diff] [blame] | 1344 | det.changed_entry = entry; |
| 1345 | det.index = index; |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 1346 | content::NotificationService::current()->Notify( |
[email protected] | 43211582 | 2011-07-10 15:52:27 | [diff] [blame] | 1347 | content::NOTIFICATION_NAV_ENTRY_CHANGED, |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 1348 | content::Source<NavigationController>(this), |
[email protected] | 6c2381d | 2011-10-19 02:52:53 | [diff] [blame] | 1349 | content::Details<content::EntryChangedDetails>(&det)); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1350 | } |
| 1351 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1352 | void NavigationControllerImpl::FinishRestore(int selected_index, |
| 1353 | bool from_last_session) { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1354 | DCHECK(selected_index >= 0 && selected_index < GetEntryCount()); |
[email protected] | 5e36967 | 2009-11-03 23:48:30 | [diff] [blame] | 1355 | ConfigureEntriesForRestore(&entries_, from_last_session); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1356 | |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 1357 | SetMaxRestoredPageID(static_cast<int32>(GetEntryCount())); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1358 | |
| 1359 | last_committed_entry_index_ = selected_index; |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1360 | } |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1361 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1362 | void NavigationControllerImpl::DiscardNonCommittedEntriesInternal() { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1363 | if (pending_entry_index_ == -1) |
| 1364 | delete pending_entry_; |
| 1365 | pending_entry_ = NULL; |
| 1366 | pending_entry_index_ = -1; |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1367 | |
| 1368 | DiscardTransientEntry(); |
| 1369 | } |
| 1370 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1371 | void NavigationControllerImpl::DiscardTransientEntry() { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1372 | if (transient_entry_index_ == -1) |
| 1373 | return; |
[email protected] | a0e6926 | 2009-06-03 19:08:48 | [diff] [blame] | 1374 | entries_.erase(entries_.begin() + transient_entry_index_); |
[email protected] | 80858db5 | 2009-10-15 00:35:18 | [diff] [blame] | 1375 | if (last_committed_entry_index_ > transient_entry_index_) |
| 1376 | last_committed_entry_index_--; |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1377 | transient_entry_index_ = -1; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1378 | } |
| 1379 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1380 | int NavigationControllerImpl::GetEntryIndexWithPageID( |
[email protected] | 7f0005a | 2009-04-15 03:25:11 | [diff] [blame] | 1381 | SiteInstance* instance, int32 page_id) const { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1382 | for (int i = static_cast<int>(entries_.size()) - 1; i >= 0; --i) { |
[email protected] | 7f0005a | 2009-04-15 03:25:11 | [diff] [blame] | 1383 | if ((entries_[i]->site_instance() == instance) && |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1384 | (entries_[i]->GetPageID() == page_id)) |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1385 | return i; |
| 1386 | } |
| 1387 | return -1; |
| 1388 | } |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1389 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1390 | NavigationEntry* NavigationControllerImpl::GetTransientEntry() const { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1391 | if (transient_entry_index_ == -1) |
| 1392 | return NULL; |
| 1393 | return entries_[transient_entry_index_].get(); |
| 1394 | } |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1395 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1396 | void NavigationControllerImpl::InsertEntriesFrom( |
| 1397 | const NavigationControllerImpl& source, |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1398 | int max_index) { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1399 | DCHECK_LE(max_index, source.GetEntryCount()); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1400 | size_t insert_index = 0; |
| 1401 | for (int i = 0; i < max_index; i++) { |
| 1402 | // When cloning a tab, copy all entries except interstitial pages |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 1403 | if (source.entries_[i].get()->GetPageType() != |
[email protected] | 66fdbd5 | 2011-10-18 17:08:53 | [diff] [blame] | 1404 | content::PAGE_TYPE_INTERSTITIAL) { |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1405 | entries_.insert(entries_.begin() + insert_index++, |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1406 | linked_ptr<NavigationEntryImpl>( |
| 1407 | new NavigationEntryImpl(*source.entries_[i]))); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1408 | } |
| 1409 | } |
| 1410 | } |