[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] | f9e4dae | 2012-04-10 21:26:37 | [diff] [blame] | 5 | #include "content/browser/web_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] | 825b166 | 2012-03-12 19:07:31 | [diff] [blame] | 13 | #include "content/browser/browser_url_handler_impl.h" |
[email protected] | b953542 | 2012-02-09 01:47:59 | [diff] [blame] | 14 | #include "content/browser/child_process_security_policy_impl.h" |
[email protected] | 1ea3c79 | 2012-04-17 01:25:04 | [diff] [blame] | 15 | #include "content/browser/dom_storage/dom_storage_context_impl.h" |
| 16 | #include "content/browser/dom_storage/session_storage_namespace_impl.h" |
[email protected] | b3c41c0b | 2012-03-06 15:48:32 | [diff] [blame] | 17 | #include "content/browser/renderer_host/render_view_host_impl.h" // Temporary |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 18 | #include "content/browser/site_instance_impl.h" |
[email protected] | f9e4dae | 2012-04-10 21:26:37 | [diff] [blame] | 19 | #include "content/browser/web_contents/debug_urls.h" |
| 20 | #include "content/browser/web_contents/interstitial_page_impl.h" |
| 21 | #include "content/browser/web_contents/navigation_entry_impl.h" |
[email protected] | 93ddb3c | 2012-04-11 21:44:29 | [diff] [blame] | 22 | #include "content/browser/web_contents/web_contents_impl.h" |
[email protected] | 0aed2f5 | 2011-03-23 18:06:36 | [diff] [blame] | 23 | #include "content/common/view_messages.h" |
[email protected] | ccb79730 | 2011-12-15 16:55:11 | [diff] [blame] | 24 | #include "content/public/browser/browser_context.h" |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 25 | #include "content/public/browser/content_browser_client.h" |
[email protected] | d908348 | 2012-01-06 00:38:46 | [diff] [blame] | 26 | #include "content/public/browser/invalidate_type.h" |
[email protected] | 5b96836f | 2011-12-22 07:39:00 | [diff] [blame] | 27 | #include "content/public/browser/navigation_details.h" |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 28 | #include "content/public/browser/notification_service.h" |
[email protected] | 0d6e9bd | 2011-10-18 04:29:16 | [diff] [blame] | 29 | #include "content/public/browser/notification_types.h" |
[email protected] | 4c3a2358 | 2012-08-18 08:54:34 | [diff] [blame] | 30 | #include "content/public/browser/storage_partition.h" |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 31 | #include "content/public/browser/user_metrics.h" |
[email protected] | 674bc59 | 2011-12-20 23:00:42 | [diff] [blame] | 32 | #include "content/public/browser/web_contents_delegate.h" |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 33 | #include "content/public/common/content_client.h" |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 34 | #include "content/public/common/content_constants.h" |
[email protected] | d1ef81d | 2012-07-24 11:39:36 | [diff] [blame] | 35 | #include "content/public/common/url_constants.h" |
[email protected] | a23de857 | 2009-06-03 02:16:32 | [diff] [blame] | 36 | #include "net/base/escape.h" |
[email protected] | 3168228 | 2010-01-15 18:05:16 | [diff] [blame] | 37 | #include "net/base/mime_util.h" |
[email protected] | 7f070d4 | 2011-03-09 20:25:32 | [diff] [blame] | 38 | #include "net/base/net_util.h" |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 39 | #include "webkit/glue/webkit_glue.h" |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 40 | |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 41 | using content::BrowserContext; |
[email protected] | adbfb8df | 2012-02-24 01:19:43 | [diff] [blame] | 42 | using content::DOMStorageContext; |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 43 | using content::GetContentClient; |
[email protected] | e5d549d | 2011-12-28 01:29:20 | [diff] [blame] | 44 | using content::GlobalRequestID; |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 45 | using content::NavigationController; |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 46 | using content::NavigationEntry; |
| 47 | using content::NavigationEntryImpl; |
[email protected] | eaabba2 | 2012-03-07 15:02:11 | [diff] [blame] | 48 | using content::RenderViewHostImpl; |
[email protected] | adbfb8df | 2012-02-24 01:19:43 | [diff] [blame] | 49 | using content::SessionStorageNamespace; |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 50 | using content::SessionStorageNamespaceMap; |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 51 | using content::SiteInstance; |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 52 | using content::UserMetricsAction; |
[email protected] | fbc5e5f9 | 2012-01-02 06:08:32 | [diff] [blame] | 53 | using content::WebContents; |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 54 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 55 | namespace { |
| 56 | |
[email protected] | 93f230e0 | 2011-06-01 14:40:00 | [diff] [blame] | 57 | const int kInvalidateAll = 0xFFFFFFFF; |
[email protected] | 8030f01 | 2009-09-25 18:09:37 | [diff] [blame] | 58 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 59 | // Invoked when entries have been pruned, or removed. For example, if the |
| 60 | // current entries are [google, digg, yahoo], with the current entry google, |
| 61 | // and the user types in cnet, then digg and yahoo are pruned. |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 62 | void NotifyPrunedEntries(NavigationControllerImpl* nav_controller, |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 63 | bool from_front, |
| 64 | int count) { |
[email protected] | 8286f51a | 2011-05-31 17:39:13 | [diff] [blame] | 65 | content::PrunedDetails details; |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 66 | details.from_front = from_front; |
| 67 | details.count = count; |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 68 | content::NotificationService::current()->Notify( |
[email protected] | 43211582 | 2011-07-10 15:52:27 | [diff] [blame] | 69 | content::NOTIFICATION_NAV_LIST_PRUNED, |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 70 | content::Source<NavigationController>(nav_controller), |
[email protected] | 6c2381d | 2011-10-19 02:52:53 | [diff] [blame] | 71 | content::Details<content::PrunedDetails>(&details)); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 72 | } |
| 73 | |
| 74 | // Ensure the given NavigationEntry has a valid state, so that WebKit does not |
| 75 | // get confused if we navigate back to it. |
[email protected] | 40bcc30 | 2009-03-02 20:50:39 | [diff] [blame] | 76 | // |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 77 | // An empty state is treated as a new navigation by WebKit, which would mean |
| 78 | // losing the navigation entries and generating a new navigation entry after |
| 79 | // this one. We don't want that. To avoid this we create a valid state which |
| 80 | // WebKit will not treat as a new navigation. |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 81 | void SetContentStateIfEmpty(NavigationEntryImpl* entry) { |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 82 | if (entry->GetContentState().empty()) { |
| 83 | entry->SetContentState( |
| 84 | webkit_glue::CreateHistoryStateForURL(entry->GetURL())); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 85 | } |
| 86 | } |
| 87 | |
| 88 | // Configure all the NavigationEntries in entries for restore. This resets |
| 89 | // the transition type to reload and makes sure the content state isn't empty. |
| 90 | void ConfigureEntriesForRestore( |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 91 | std::vector<linked_ptr<NavigationEntryImpl> >* entries, |
[email protected] | 5e36967 | 2009-11-03 23:48:30 | [diff] [blame] | 92 | bool from_last_session) { |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 93 | for (size_t i = 0; i < entries->size(); ++i) { |
| 94 | // Use a transition type of reload so that we don't incorrectly increase |
| 95 | // the typed count. |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 96 | (*entries)[i]->SetTransitionType(content::PAGE_TRANSITION_RELOAD); |
[email protected] | 5e36967 | 2009-11-03 23:48:30 | [diff] [blame] | 97 | (*entries)[i]->set_restore_type(from_last_session ? |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 98 | NavigationEntryImpl::RESTORE_LAST_SESSION : |
| 99 | NavigationEntryImpl::RESTORE_CURRENT_SESSION); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 100 | // NOTE(darin): This code is only needed for backwards compat. |
| 101 | SetContentStateIfEmpty((*entries)[i].get()); |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | // See NavigationController::IsURLInPageNavigation for how this works and why. |
[email protected] | ce760d74 | 2012-08-30 22:31:10 | [diff] [blame] | 106 | bool AreURLsInPageNavigation(const GURL& existing_url, |
| 107 | const GURL& new_url, |
| 108 | bool renderer_says_in_page) { |
| 109 | if (existing_url == new_url) |
| 110 | return renderer_says_in_page; |
| 111 | |
| 112 | if (!new_url.has_ref()) { |
[email protected] | 192d8c5e | 2010-02-23 07:26:32 | [diff] [blame] | 113 | // TODO(jcampan): what about when navigating back from a ref URL to the top |
| 114 | // non ref URL? Nothing is loaded in that case but we return false here. |
| 115 | // The user could also navigate from the ref URL to the non ref URL by |
| 116 | // entering the non ref URL in the location bar or through a bookmark, in |
| 117 | // which case there would be a load. I am not sure if the non-load/load |
| 118 | // scenarios can be differentiated with the TransitionType. |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 119 | return false; |
[email protected] | 192d8c5e | 2010-02-23 07:26:32 | [diff] [blame] | 120 | } |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 121 | |
| 122 | url_canon::Replacements<char> replacements; |
| 123 | replacements.ClearRef(); |
| 124 | return existing_url.ReplaceComponents(replacements) == |
| 125 | new_url.ReplaceComponents(replacements); |
| 126 | } |
| 127 | |
[email protected] | bf70edce | 2012-06-20 22:32:22 | [diff] [blame] | 128 | // Determines whether or not we should be carrying over a user agent override |
| 129 | // between two NavigationEntries. |
| 130 | bool ShouldKeepOverride(const content::NavigationEntry* last_entry) { |
| 131 | return last_entry && last_entry->GetIsOverridingUserAgent(); |
| 132 | } |
| 133 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 134 | } // namespace |
| 135 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 136 | // NavigationControllerImpl ---------------------------------------------------- |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 137 | |
[email protected] | 9b51970d | 2011-12-09 23:10:23 | [diff] [blame] | 138 | const size_t kMaxEntryCountForTestingNotSet = -1; |
| 139 | |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 140 | // static |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 141 | size_t NavigationControllerImpl::max_entry_count_for_testing_ = |
[email protected] | 9b51970d | 2011-12-09 23:10:23 | [diff] [blame] | 142 | kMaxEntryCountForTestingNotSet; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 143 | |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 144 | // Should Reload check for post data? The default is true, but is set to false |
| 145 | // when testing. |
| 146 | static bool g_check_for_repost = true; |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 147 | |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 148 | namespace content { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 149 | // static |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 150 | NavigationEntry* NavigationController::CreateNavigationEntry( |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 151 | const GURL& url, |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 152 | const Referrer& referrer, |
| 153 | PageTransition transition, |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 154 | bool is_renderer_initiated, |
| 155 | const std::string& extra_headers, |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 156 | BrowserContext* browser_context) { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 157 | // Allow the browser URL handler to rewrite the URL. This will, for example, |
| 158 | // remove "view-source:" from the beginning of the URL to get the URL that |
| 159 | // will actually be loaded. This real URL won't be shown to the user, just |
| 160 | // used internally. |
| 161 | GURL loaded_url(url); |
| 162 | bool reverse_on_redirect = false; |
[email protected] | 825b166 | 2012-03-12 19:07:31 | [diff] [blame] | 163 | BrowserURLHandlerImpl::GetInstance()->RewriteURLIfNecessary( |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 164 | &loaded_url, browser_context, &reverse_on_redirect); |
| 165 | |
| 166 | NavigationEntryImpl* entry = new NavigationEntryImpl( |
| 167 | NULL, // The site instance for tabs is sent on navigation |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 168 | // (WebContents::GetSiteInstance). |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 169 | -1, |
| 170 | loaded_url, |
| 171 | referrer, |
| 172 | string16(), |
| 173 | transition, |
| 174 | is_renderer_initiated); |
| 175 | entry->SetVirtualURL(url); |
| 176 | entry->set_user_typed_url(url); |
| 177 | entry->set_update_virtual_url_with_url(reverse_on_redirect); |
| 178 | entry->set_extra_headers(extra_headers); |
| 179 | return entry; |
| 180 | } |
| 181 | |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 182 | // static |
| 183 | void NavigationController::DisablePromptOnRepost() { |
| 184 | g_check_for_repost = false; |
| 185 | } |
| 186 | |
| 187 | } // namespace content |
| 188 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 189 | NavigationControllerImpl::NavigationControllerImpl( |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 190 | WebContentsImpl* web_contents, |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 191 | BrowserContext* browser_context) |
[email protected] | 3d7474ff | 2011-07-27 17:47:37 | [diff] [blame] | 192 | : browser_context_(browser_context), |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 193 | pending_entry_(NULL), |
| 194 | last_committed_entry_index_(-1), |
| 195 | pending_entry_index_(-1), |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 196 | transient_entry_index_(-1), |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 197 | web_contents_(web_contents), |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 198 | max_restored_page_id_(-1), |
[email protected] | 5d06384 | 2009-05-15 04:08:24 | [diff] [blame] | 199 | ALLOW_THIS_IN_INITIALIZER_LIST(ssl_manager_(this)), |
[email protected] | 38b8f4e | 2009-09-24 19:44:57 | [diff] [blame] | 200 | needs_reload_(false), |
[email protected] | 27ba81c | 2012-08-21 17:04:09 | [diff] [blame] | 201 | is_initial_navigation_(true), |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 202 | pending_reload_(NO_RELOAD) { |
[email protected] | 3d7474ff | 2011-07-27 17:47:37 | [diff] [blame] | 203 | DCHECK(browser_context_); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 204 | } |
| 205 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 206 | NavigationControllerImpl::~NavigationControllerImpl() { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 207 | DiscardNonCommittedEntriesInternal(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 208 | } |
| 209 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 210 | WebContents* NavigationControllerImpl::GetWebContents() const { |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 211 | return web_contents_; |
[email protected] | fbc5e5f9 | 2012-01-02 06:08:32 | [diff] [blame] | 212 | } |
| 213 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 214 | BrowserContext* NavigationControllerImpl::GetBrowserContext() const { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 215 | return browser_context_; |
| 216 | } |
| 217 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 218 | void NavigationControllerImpl::SetBrowserContext( |
| 219 | BrowserContext* browser_context) { |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 220 | browser_context_ = browser_context; |
| 221 | } |
| 222 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 223 | void NavigationControllerImpl::Restore( |
[email protected] | 5e36967 | 2009-11-03 23:48:30 | [diff] [blame] | 224 | int selected_navigation, |
[email protected] | 03838e2 | 2011-06-06 15:27:14 | [diff] [blame] | 225 | bool from_last_session, |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 226 | std::vector<NavigationEntry*>* entries) { |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 227 | // Verify that this controller is unused and that the input is valid. |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 228 | DCHECK(GetEntryCount() == 0 && !GetPendingEntry()); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 229 | DCHECK(selected_navigation >= 0 && |
[email protected] | 03838e2 | 2011-06-06 15:27:14 | [diff] [blame] | 230 | selected_navigation < static_cast<int>(entries->size())); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 231 | |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 232 | needs_reload_ = true; |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 233 | for (size_t i = 0; i < entries->size(); ++i) { |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 234 | NavigationEntryImpl* entry = |
| 235 | NavigationEntryImpl::FromNavigationEntry((*entries)[i]); |
| 236 | entries_.push_back(linked_ptr<NavigationEntryImpl>(entry)); |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 237 | } |
[email protected] | 03838e2 | 2011-06-06 15:27:14 | [diff] [blame] | 238 | entries->clear(); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 239 | |
| 240 | // And finish the restore. |
[email protected] | 5e36967 | 2009-11-03 23:48:30 | [diff] [blame] | 241 | FinishRestore(selected_navigation, from_last_session); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 242 | } |
| 243 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 244 | void NavigationControllerImpl::Reload(bool check_for_repost) { |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 245 | ReloadInternal(check_for_repost, RELOAD); |
| 246 | } |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 247 | void NavigationControllerImpl::ReloadIgnoringCache(bool check_for_repost) { |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 248 | ReloadInternal(check_for_repost, RELOAD_IGNORING_CACHE); |
| 249 | } |
[email protected] | 7c16976c | 2012-08-04 02:38:23 | [diff] [blame] | 250 | void NavigationControllerImpl::ReloadOriginalRequestURL(bool check_for_repost) { |
| 251 | ReloadInternal(check_for_repost, RELOAD_ORIGINAL_REQUEST_URL); |
| 252 | } |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 253 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 254 | void NavigationControllerImpl::ReloadInternal(bool check_for_repost, |
| 255 | ReloadType reload_type) { |
[email protected] | 669e0ba | 2012-08-30 23:57:36 | [diff] [blame^] | 256 | if (transient_entry_index_ != -1) { |
| 257 | // If an interstitial is showing, treat a reload as a navigation to the |
| 258 | // transient entry's URL. |
| 259 | content::NavigationEntryImpl* active_entry = |
| 260 | NavigationEntryImpl::FromNavigationEntry(GetActiveEntry()); |
| 261 | if (!active_entry) |
| 262 | return; |
| 263 | LoadURL(active_entry->GetURL(), |
| 264 | content::Referrer(), |
| 265 | content::PAGE_TRANSITION_RELOAD, |
| 266 | active_entry->extra_headers()); |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 267 | return; |
[email protected] | 669e0ba | 2012-08-30 23:57:36 | [diff] [blame^] | 268 | } |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 269 | |
| 270 | DiscardNonCommittedEntriesInternal(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 271 | int current_index = GetCurrentEntryIndex(); |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 272 | // If we are no where, then we can't reload. TODO(darin): We should add a |
| 273 | // CanReload method. |
| 274 | if (current_index == -1) { |
| 275 | return; |
| 276 | } |
| 277 | |
[email protected] | cdcb1dee | 2012-01-04 00:46:20 | [diff] [blame] | 278 | if (g_check_for_repost && check_for_repost && |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 279 | GetEntryAtIndex(current_index)->GetHasPostData()) { |
[email protected] | a3a1d14 | 2008-12-19 00:42:30 | [diff] [blame] | 280 | // 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] | 281 | // they really want to do this. If they do, the dialog will call us back |
| 282 | // with check_for_repost = false. |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 283 | content::NotificationService::current()->Notify( |
[email protected] | 43211582 | 2011-07-10 15:52:27 | [diff] [blame] | 284 | content::NOTIFICATION_REPOST_WARNING_SHOWN, |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 285 | content::Source<NavigationController>(this), |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 286 | content::NotificationService::NoDetails()); |
[email protected] | 965bb09 | 2010-04-09 11:59:02 | [diff] [blame] | 287 | |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 288 | pending_reload_ = reload_type; |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 289 | web_contents_->Activate(); |
| 290 | web_contents_->GetDelegate()->ShowRepostFormWarningDialog(web_contents_); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 291 | } else { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 292 | DiscardNonCommittedEntriesInternal(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 293 | |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 294 | NavigationEntryImpl* entry = entries_[current_index].get(); |
| 295 | SiteInstanceImpl* site_instance = entry->site_instance(); |
| 296 | DCHECK(site_instance); |
[email protected] | c3b3d95 | 2012-01-31 12:52:26 | [diff] [blame] | 297 | |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 298 | // If we are reloading an entry that no longer belongs to the current |
| 299 | // site instance (for example, refreshing a page for just installed app), |
| 300 | // the reload must happen in a new process. |
| 301 | // The new entry must have a new page_id and site instance, so it behaves |
| 302 | // as new navigation (which happens to clear forward history). |
[email protected] | 7e58cb27 | 2012-03-30 21:22:30 | [diff] [blame] | 303 | // Tabs that are discarded due to low memory conditions may not have a site |
| 304 | // instance, and should not be treated as a cross-site reload. |
| 305 | if (site_instance && |
| 306 | site_instance->HasWrongProcessForURL(entry->GetURL())) { |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 307 | // Create a navigation entry that resembles the current one, but do not |
| 308 | // copy page id, site instance, and content state. |
| 309 | NavigationEntryImpl* nav_entry = NavigationEntryImpl::FromNavigationEntry( |
| 310 | CreateNavigationEntry( |
| 311 | entry->GetURL(), entry->GetReferrer(), entry->GetTransitionType(), |
| 312 | false, entry->extra_headers(), browser_context_)); |
[email protected] | c3b3d95 | 2012-01-31 12:52:26 | [diff] [blame] | 313 | |
[email protected] | 1153596 | 2012-02-09 21:02:10 | [diff] [blame] | 314 | // Mark the reload type as NO_RELOAD, so navigation will not be considered |
| 315 | // a reload in the renderer. |
| 316 | reload_type = NavigationController::NO_RELOAD; |
| 317 | |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 318 | nav_entry->set_is_cross_site_reload(true); |
| 319 | pending_entry_ = nav_entry; |
| 320 | } else { |
| 321 | pending_entry_index_ = current_index; |
| 322 | |
| 323 | // The title of the page being reloaded might have been removed in the |
| 324 | // meanwhile, so we need to revert to the default title upon reload and |
| 325 | // invalidate the previously cached title (SetTitle will do both). |
| 326 | // See Chromium issue 96041. |
| 327 | entries_[pending_entry_index_]->SetTitle(string16()); |
| 328 | |
| 329 | entries_[pending_entry_index_]->SetTransitionType( |
| 330 | content::PAGE_TRANSITION_RELOAD); |
| 331 | } |
| 332 | |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 333 | NavigateToPendingEntry(reload_type); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 334 | } |
| 335 | } |
| 336 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 337 | void NavigationControllerImpl::CancelPendingReload() { |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 338 | DCHECK(pending_reload_ != NO_RELOAD); |
| 339 | pending_reload_ = NO_RELOAD; |
| 340 | } |
| 341 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 342 | void NavigationControllerImpl::ContinuePendingReload() { |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 343 | if (pending_reload_ == NO_RELOAD) { |
| 344 | NOTREACHED(); |
| 345 | } else { |
| 346 | ReloadInternal(false, pending_reload_); |
[email protected] | 965bb09 | 2010-04-09 11:59:02 | [diff] [blame] | 347 | pending_reload_ = NO_RELOAD; |
[email protected] | 106a081 | 2010-03-18 00:15:12 | [diff] [blame] | 348 | } |
| 349 | } |
| 350 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 351 | bool NavigationControllerImpl::IsInitialNavigation() { |
[email protected] | 27ba81c | 2012-08-21 17:04:09 | [diff] [blame] | 352 | return is_initial_navigation_; |
[email protected] | c70f9b8 | 2010-04-21 07:31:11 | [diff] [blame] | 353 | } |
| 354 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 355 | NavigationEntryImpl* NavigationControllerImpl::GetEntryWithPageID( |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 356 | SiteInstance* instance, int32 page_id) const { |
[email protected] | 7f0005a | 2009-04-15 03:25:11 | [diff] [blame] | 357 | int index = GetEntryIndexWithPageID(instance, page_id); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 358 | return (index != -1) ? entries_[index].get() : NULL; |
| 359 | } |
| 360 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 361 | void NavigationControllerImpl::LoadEntry(NavigationEntryImpl* entry) { |
[email protected] | 419a057 | 2011-04-18 22:21:46 | [diff] [blame] | 362 | // Don't navigate to URLs disabled by policy. This prevents showing the URL |
| 363 | // on the Omnibar when it is also going to be blocked by |
| 364 | // ChildProcessSecurityPolicy::CanRequestURL. |
[email protected] | b953542 | 2012-02-09 01:47:59 | [diff] [blame] | 365 | ChildProcessSecurityPolicyImpl* policy = |
| 366 | ChildProcessSecurityPolicyImpl::GetInstance(); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 367 | if (policy->IsDisabledScheme(entry->GetURL().scheme()) || |
| 368 | policy->IsDisabledScheme(entry->GetVirtualURL().scheme())) { |
[email protected] | 419a057 | 2011-04-18 22:21:46 | [diff] [blame] | 369 | VLOG(1) << "URL not loaded because the scheme is blocked by policy: " |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 370 | << entry->GetURL(); |
[email protected] | 419a057 | 2011-04-18 22:21:46 | [diff] [blame] | 371 | delete entry; |
| 372 | return; |
| 373 | } |
| 374 | |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 375 | // When navigating to a new page, we don't know for sure if we will actually |
| 376 | // end up leaving the current page. The new page load could for example |
| 377 | // 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] | 378 | DiscardNonCommittedEntriesInternal(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 379 | pending_entry_ = entry; |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 380 | content::NotificationService::current()->Notify( |
[email protected] | 43211582 | 2011-07-10 15:52:27 | [diff] [blame] | 381 | content::NOTIFICATION_NAV_ENTRY_PENDING, |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 382 | content::Source<NavigationController>(this), |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 383 | content::Details<NavigationEntry>(entry)); |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 384 | NavigateToPendingEntry(NO_RELOAD); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 385 | } |
| 386 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 387 | NavigationEntry* NavigationControllerImpl::GetActiveEntry() const { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 388 | if (transient_entry_index_ != -1) |
| 389 | return entries_[transient_entry_index_].get(); |
| 390 | if (pending_entry_) |
| 391 | return pending_entry_; |
| 392 | return GetLastCommittedEntry(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 393 | } |
| 394 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 395 | NavigationEntry* NavigationControllerImpl::GetVisibleEntry() const { |
[email protected] | 867e1f9 | 2011-08-30 19:01:19 | [diff] [blame] | 396 | if (transient_entry_index_ != -1) |
| 397 | return entries_[transient_entry_index_].get(); |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 398 | // Only return the pending_entry for new (non-history), browser-initiated |
| 399 | // navigations, in order to prevent URL spoof attacks. |
| 400 | // Ideally we would also show the pending entry's URL for new renderer- |
| 401 | // initiated navigations with no last committed entry (e.g., a link opening |
| 402 | // in a new tab), but an attacker can insert content into the about:blank |
| 403 | // page while the pending URL loads in that case. |
| 404 | if (pending_entry_ && |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 405 | pending_entry_->GetPageID() == -1 && |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 406 | !pending_entry_->is_renderer_initiated()) |
[email protected] | 867e1f9 | 2011-08-30 19:01:19 | [diff] [blame] | 407 | return pending_entry_; |
| 408 | return GetLastCommittedEntry(); |
| 409 | } |
| 410 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 411 | int NavigationControllerImpl::GetCurrentEntryIndex() const { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 412 | if (transient_entry_index_ != -1) |
| 413 | return transient_entry_index_; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 414 | if (pending_entry_index_ != -1) |
| 415 | return pending_entry_index_; |
| 416 | return last_committed_entry_index_; |
| 417 | } |
| 418 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 419 | NavigationEntry* NavigationControllerImpl::GetLastCommittedEntry() const { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 420 | if (last_committed_entry_index_ == -1) |
| 421 | return NULL; |
| 422 | return entries_[last_committed_entry_index_].get(); |
| 423 | } |
| 424 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 425 | bool NavigationControllerImpl::CanViewSource() const { |
[email protected] | 3168228 | 2010-01-15 18:05:16 | [diff] [blame] | 426 | bool is_supported_mime_type = net::IsSupportedNonImageMimeType( |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 427 | web_contents_->GetContentsMimeType().c_str()); |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 428 | NavigationEntry* active_entry = GetActiveEntry(); |
[email protected] | 3168228 | 2010-01-15 18:05:16 | [diff] [blame] | 429 | return active_entry && !active_entry->IsViewSourceMode() && |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 430 | is_supported_mime_type && !web_contents_->GetInterstitialPage(); |
[email protected] | 3168228 | 2010-01-15 18:05:16 | [diff] [blame] | 431 | } |
| 432 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 433 | int NavigationControllerImpl::GetLastCommittedEntryIndex() const { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 434 | return last_committed_entry_index_; |
| 435 | } |
| 436 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 437 | int NavigationControllerImpl::GetEntryCount() const { |
[email protected] | 944822b | 2012-03-02 20:57:25 | [diff] [blame] | 438 | DCHECK(entries_.size() <= max_entry_count()); |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 439 | return static_cast<int>(entries_.size()); |
| 440 | } |
| 441 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 442 | NavigationEntry* NavigationControllerImpl::GetEntryAtIndex( |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 443 | int index) const { |
| 444 | return entries_.at(index).get(); |
| 445 | } |
| 446 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 447 | NavigationEntry* NavigationControllerImpl::GetEntryAtOffset( |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 448 | int offset) const { |
[email protected] | 9ba1405 | 2012-06-22 23:50:03 | [diff] [blame] | 449 | int index = GetIndexForOffset(offset); |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 450 | if (index < 0 || index >= GetEntryCount()) |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 451 | return NULL; |
| 452 | |
| 453 | return entries_[index].get(); |
| 454 | } |
| 455 | |
[email protected] | 9ba1405 | 2012-06-22 23:50:03 | [diff] [blame] | 456 | int NavigationControllerImpl::GetIndexForOffset(int offset) const { |
| 457 | return (transient_entry_index_ != -1) ? |
| 458 | transient_entry_index_ + offset : |
| 459 | last_committed_entry_index_ + offset; |
| 460 | } |
| 461 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 462 | bool NavigationControllerImpl::CanGoBack() const { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 463 | return entries_.size() > 1 && GetCurrentEntryIndex() > 0; |
| 464 | } |
| 465 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 466 | bool NavigationControllerImpl::CanGoForward() const { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 467 | int index = GetCurrentEntryIndex(); |
| 468 | return index >= 0 && index < (static_cast<int>(entries_.size()) - 1); |
| 469 | } |
| 470 | |
[email protected] | 9ba1405 | 2012-06-22 23:50:03 | [diff] [blame] | 471 | bool NavigationControllerImpl::CanGoToOffset(int offset) const { |
| 472 | int index = GetIndexForOffset(offset); |
| 473 | return index >= 0 && index < GetEntryCount(); |
| 474 | } |
| 475 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 476 | void NavigationControllerImpl::GoBack() { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 477 | if (!CanGoBack()) { |
| 478 | NOTREACHED(); |
| 479 | return; |
| 480 | } |
| 481 | |
| 482 | // Base the navigation on where we are now... |
| 483 | int current_index = GetCurrentEntryIndex(); |
| 484 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 485 | DiscardNonCommittedEntries(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 486 | |
| 487 | pending_entry_index_ = current_index - 1; |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 488 | entries_[pending_entry_index_]->SetTransitionType( |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 489 | content::PageTransitionFromInt( |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 490 | entries_[pending_entry_index_]->GetTransitionType() | |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 491 | content::PAGE_TRANSITION_FORWARD_BACK)); |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 492 | NavigateToPendingEntry(NO_RELOAD); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 493 | } |
| 494 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 495 | void NavigationControllerImpl::GoForward() { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 496 | if (!CanGoForward()) { |
| 497 | NOTREACHED(); |
| 498 | return; |
| 499 | } |
| 500 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 501 | bool transient = (transient_entry_index_ != -1); |
| 502 | |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 503 | // Base the navigation on where we are now... |
| 504 | int current_index = GetCurrentEntryIndex(); |
| 505 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 506 | DiscardNonCommittedEntries(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 507 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 508 | pending_entry_index_ = current_index; |
| 509 | // If there was a transient entry, we removed it making the current index |
| 510 | // the next page. |
| 511 | if (!transient) |
| 512 | pending_entry_index_++; |
| 513 | |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 514 | entries_[pending_entry_index_]->SetTransitionType( |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 515 | content::PageTransitionFromInt( |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 516 | entries_[pending_entry_index_]->GetTransitionType() | |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 517 | content::PAGE_TRANSITION_FORWARD_BACK)); |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 518 | NavigateToPendingEntry(NO_RELOAD); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 519 | } |
| 520 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 521 | void NavigationControllerImpl::GoToIndex(int index) { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 522 | if (index < 0 || index >= static_cast<int>(entries_.size())) { |
| 523 | NOTREACHED(); |
| 524 | return; |
| 525 | } |
| 526 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 527 | if (transient_entry_index_ != -1) { |
| 528 | if (index == transient_entry_index_) { |
| 529 | // Nothing to do when navigating to the transient. |
| 530 | return; |
| 531 | } |
| 532 | if (index > transient_entry_index_) { |
| 533 | // Removing the transient is goint to shift all entries by 1. |
| 534 | index--; |
| 535 | } |
| 536 | } |
| 537 | |
| 538 | DiscardNonCommittedEntries(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 539 | |
| 540 | pending_entry_index_ = index; |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 541 | entries_[pending_entry_index_]->SetTransitionType( |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 542 | content::PageTransitionFromInt( |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 543 | entries_[pending_entry_index_]->GetTransitionType() | |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 544 | content::PAGE_TRANSITION_FORWARD_BACK)); |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 545 | NavigateToPendingEntry(NO_RELOAD); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 546 | } |
| 547 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 548 | void NavigationControllerImpl::GoToOffset(int offset) { |
[email protected] | 9ba1405 | 2012-06-22 23:50:03 | [diff] [blame] | 549 | if (!CanGoToOffset(offset)) |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 550 | return; |
| 551 | |
[email protected] | 9ba1405 | 2012-06-22 23:50:03 | [diff] [blame] | 552 | GoToIndex(GetIndexForOffset(offset)); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 553 | } |
| 554 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 555 | void NavigationControllerImpl::RemoveEntryAtIndex(int index) { |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 556 | if (index == last_committed_entry_index_) |
| 557 | return; |
| 558 | |
[email protected] | 4303234 | 2011-03-21 14:10:31 | [diff] [blame] | 559 | RemoveEntryAtIndexInternal(index); |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 560 | } |
| 561 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 562 | void NavigationControllerImpl::UpdateVirtualURLToURL( |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 563 | NavigationEntryImpl* entry, const GURL& new_url) { |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 564 | GURL new_virtual_url(new_url); |
[email protected] | 825b166 | 2012-03-12 19:07:31 | [diff] [blame] | 565 | if (BrowserURLHandlerImpl::GetInstance()->ReverseURLRewrite( |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 566 | &new_virtual_url, entry->GetVirtualURL(), browser_context_)) { |
| 567 | entry->SetVirtualURL(new_virtual_url); |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 568 | } |
| 569 | } |
| 570 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 571 | void NavigationControllerImpl::AddTransientEntry(NavigationEntryImpl* entry) { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 572 | // Discard any current transient entry, we can only have one at a time. |
| 573 | int index = 0; |
| 574 | if (last_committed_entry_index_ != -1) |
| 575 | index = last_committed_entry_index_ + 1; |
| 576 | DiscardTransientEntry(); |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 577 | entries_.insert( |
| 578 | entries_.begin() + index, linked_ptr<NavigationEntryImpl>(entry)); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 579 | transient_entry_index_ = index; |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 580 | web_contents_->NotifyNavigationStateChanged(kInvalidateAll); |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 581 | } |
| 582 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 583 | void NavigationControllerImpl::LoadURL( |
[email protected] | 6c6b02d | 2011-09-02 03:36:47 | [diff] [blame] | 584 | const GURL& url, |
[email protected] | 95dacd0 | 2011-12-05 10:35:26 | [diff] [blame] | 585 | const content::Referrer& referrer, |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 586 | content::PageTransition transition, |
[email protected] | 6c6b02d | 2011-09-02 03:36:47 | [diff] [blame] | 587 | const std::string& extra_headers) { |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 588 | LoadURLParams params(url); |
| 589 | params.referrer = referrer; |
| 590 | params.transition_type = transition; |
| 591 | params.extra_headers = extra_headers; |
| 592 | LoadURLWithParams(params); |
| 593 | } |
| 594 | |
| 595 | void NavigationControllerImpl::LoadURLWithParams(const LoadURLParams& params) { |
| 596 | if (content::HandleDebugURL(params.url, params.transition_type)) |
[email protected] | 8bf104801 | 2012-02-08 01:22:18 | [diff] [blame] | 597 | return; |
| 598 | |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 599 | // Checks based on params.load_type. |
| 600 | switch (params.load_type) { |
| 601 | case LOAD_TYPE_DEFAULT: |
| 602 | break; |
| 603 | case LOAD_TYPE_BROWSER_INITIATED_HTTP_POST: |
| 604 | if (!params.url.SchemeIs(chrome::kHttpScheme) && |
| 605 | !params.url.SchemeIs(chrome::kHttpsScheme)) { |
| 606 | NOTREACHED() << "Http post load must use http(s) scheme."; |
| 607 | return; |
| 608 | } |
| 609 | break; |
| 610 | case LOAD_TYPE_DATA: |
| 611 | if (!params.url.SchemeIs(chrome::kDataScheme)) { |
| 612 | NOTREACHED() << "Data load must use data scheme."; |
| 613 | return; |
| 614 | } |
| 615 | break; |
| 616 | default: |
| 617 | NOTREACHED(); |
| 618 | break; |
| 619 | }; |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 620 | |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 621 | // The user initiated a load, we don't need to reload anymore. |
| 622 | needs_reload_ = false; |
| 623 | |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 624 | bool override = false; |
| 625 | switch (params.override_user_agent) { |
| 626 | case UA_OVERRIDE_INHERIT: |
| 627 | override = ShouldKeepOverride(GetLastCommittedEntry()); |
| 628 | break; |
| 629 | case UA_OVERRIDE_TRUE: |
| 630 | override = true; |
| 631 | break; |
| 632 | case UA_OVERRIDE_FALSE: |
| 633 | override = false; |
| 634 | break; |
| 635 | default: |
| 636 | NOTREACHED(); |
| 637 | break; |
[email protected] | d1ef81d | 2012-07-24 11:39:36 | [diff] [blame] | 638 | } |
| 639 | |
[email protected] | d1ef81d | 2012-07-24 11:39:36 | [diff] [blame] | 640 | NavigationEntryImpl* entry = NavigationEntryImpl::FromNavigationEntry( |
| 641 | CreateNavigationEntry( |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 642 | params.url, |
| 643 | params.referrer, |
| 644 | params.transition_type, |
| 645 | params.is_renderer_initiated, |
| 646 | params.extra_headers, |
[email protected] | d1ef81d | 2012-07-24 11:39:36 | [diff] [blame] | 647 | browser_context_)); |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 648 | entry->SetIsOverridingUserAgent(override); |
| 649 | entry->set_transferred_global_request_id( |
| 650 | params.transferred_global_request_id); |
[email protected] | d1ef81d | 2012-07-24 11:39:36 | [diff] [blame] | 651 | |
[email protected] | cf00233 | 2012-08-14 19:17:47 | [diff] [blame] | 652 | switch (params.load_type) { |
| 653 | case LOAD_TYPE_DEFAULT: |
| 654 | break; |
| 655 | case LOAD_TYPE_BROWSER_INITIATED_HTTP_POST: |
| 656 | entry->SetHasPostData(true); |
| 657 | entry->SetBrowserInitiatedPostData( |
| 658 | params.browser_initiated_post_data); |
| 659 | break; |
| 660 | case LOAD_TYPE_DATA: |
| 661 | entry->SetBaseURLForDataURL(params.base_url_for_data_url); |
| 662 | entry->SetVirtualURL(params.virtual_url_for_data_url); |
| 663 | break; |
| 664 | default: |
| 665 | NOTREACHED(); |
| 666 | break; |
| 667 | }; |
[email protected] | 132e281a | 2012-07-31 18:32:44 | [diff] [blame] | 668 | |
| 669 | LoadEntry(entry); |
| 670 | } |
| 671 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 672 | void NavigationControllerImpl::DocumentLoadedInFrame() { |
[email protected] | 27ba81c | 2012-08-21 17:04:09 | [diff] [blame] | 673 | is_initial_navigation_ = false; |
[email protected] | 09b8f82f | 2009-06-16 20:22:11 | [diff] [blame] | 674 | } |
| 675 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 676 | bool NavigationControllerImpl::RendererDidNavigate( |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 677 | const ViewHostMsg_FrameNavigate_Params& params, |
[email protected] | 8286f51a | 2011-05-31 17:39:13 | [diff] [blame] | 678 | content::LoadCommittedDetails* details) { |
[email protected] | 4bf3522c | 2010-08-19 21:00:20 | [diff] [blame] | 679 | |
[email protected] | 0e8db94 | 2008-09-24 21:21:48 | [diff] [blame] | 680 | // Save the previous state before we clobber it. |
| 681 | if (GetLastCommittedEntry()) { |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 682 | details->previous_url = GetLastCommittedEntry()->GetURL(); |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 683 | details->previous_entry_index = GetLastCommittedEntryIndex(); |
[email protected] | 0e8db94 | 2008-09-24 21:21:48 | [diff] [blame] | 684 | } else { |
| 685 | details->previous_url = GURL(); |
| 686 | details->previous_entry_index = -1; |
| 687 | } |
[email protected] | ecd9d870 | 2008-08-28 22:10:17 | [diff] [blame] | 688 | |
[email protected] | 77362eb | 2011-08-01 17:18:38 | [diff] [blame] | 689 | // If we have a pending entry at this point, it should have a SiteInstance. |
| 690 | // Restored entries start out with a null SiteInstance, but we should have |
| 691 | // assigned one in NavigateToPendingEntry. |
| 692 | DCHECK(pending_entry_index_ == -1 || pending_entry_->site_instance()); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 693 | |
[email protected] | bcd90448 | 2012-02-01 01:54:22 | [diff] [blame] | 694 | // If we are doing a cross-site reload, we need to replace the existing |
| 695 | // navigation entry, not add another entry to the history. This has the side |
| 696 | // effect of removing forward browsing history, if such existed. |
| 697 | if (pending_entry_ != NULL) { |
| 698 | details->did_replace_entry = pending_entry_->is_cross_site_reload(); |
| 699 | } |
| 700 | |
[email protected] | 192d8c5e | 2010-02-23 07:26:32 | [diff] [blame] | 701 | // is_in_page must be computed before the entry gets committed. |
[email protected] | ce760d74 | 2012-08-30 22:31:10 | [diff] [blame] | 702 | details->is_in_page = IsURLInPageNavigation( |
| 703 | params.url, params.was_within_same_page); |
[email protected] | 192d8c5e | 2010-02-23 07:26:32 | [diff] [blame] | 704 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 705 | // Do navigation-type specific actions. These will make and commit an entry. |
[email protected] | 0e8db94 | 2008-09-24 21:21:48 | [diff] [blame] | 706 | details->type = ClassifyNavigation(params); |
[email protected] | 4bf3522c | 2010-08-19 21:00:20 | [diff] [blame] | 707 | |
[email protected] | 0e8db94 | 2008-09-24 21:21:48 | [diff] [blame] | 708 | switch (details->type) { |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 709 | case content::NAVIGATION_TYPE_NEW_PAGE: |
[email protected] | befd8d82 | 2009-07-01 04:51:47 | [diff] [blame] | 710 | RendererDidNavigateToNewPage(params, &(details->did_replace_entry)); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 711 | break; |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 712 | case content::NAVIGATION_TYPE_EXISTING_PAGE: |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 713 | RendererDidNavigateToExistingPage(params); |
| 714 | break; |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 715 | case content::NAVIGATION_TYPE_SAME_PAGE: |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 716 | RendererDidNavigateToSamePage(params); |
| 717 | break; |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 718 | case content::NAVIGATION_TYPE_IN_PAGE: |
[email protected] | befd8d82 | 2009-07-01 04:51:47 | [diff] [blame] | 719 | RendererDidNavigateInPage(params, &(details->did_replace_entry)); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 720 | break; |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 721 | case content::NAVIGATION_TYPE_NEW_SUBFRAME: |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 722 | RendererDidNavigateNewSubframe(params); |
| 723 | break; |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 724 | case content::NAVIGATION_TYPE_AUTO_SUBFRAME: |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 725 | if (!RendererDidNavigateAutoSubframe(params)) |
| 726 | return false; |
| 727 | break; |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 728 | case content::NAVIGATION_TYPE_NAV_IGNORE: |
[email protected] | 20d1c99 | 2011-04-12 21:17:49 | [diff] [blame] | 729 | // If a pending navigation was in progress, this canceled it. We should |
| 730 | // discard it and make sure it is removed from the URL bar. After that, |
| 731 | // 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] | 732 | // the caller that nothing has happened. |
[email protected] | 20d1c99 | 2011-04-12 21:17:49 | [diff] [blame] | 733 | if (pending_entry_) { |
| 734 | DiscardNonCommittedEntries(); |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 735 | web_contents_->NotifyNavigationStateChanged( |
[email protected] | d908348 | 2012-01-06 00:38:46 | [diff] [blame] | 736 | content::INVALIDATE_TYPE_URL); |
[email protected] | 20d1c99 | 2011-04-12 21:17:49 | [diff] [blame] | 737 | } |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 738 | return false; |
| 739 | default: |
| 740 | NOTREACHED(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 741 | } |
| 742 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 743 | // All committed entries should have nonempty content state so WebKit doesn't |
| 744 | // get confused when we go back to them (see the function for details). |
[email protected] | 0f38dc455 | 2011-02-25 11:24:00 | [diff] [blame] | 745 | DCHECK(!params.content_state.empty()); |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 746 | NavigationEntryImpl* active_entry = |
| 747 | NavigationEntryImpl::FromNavigationEntry(GetActiveEntry()); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 748 | active_entry->SetContentState(params.content_state); |
[email protected] | 132e281a | 2012-07-31 18:32:44 | [diff] [blame] | 749 | // No longer needed since content state will hold the post data if any. |
| 750 | active_entry->SetBrowserInitiatedPostData(NULL); |
| 751 | |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 752 | |
[email protected] | e47ae947 | 2011-10-13 19:48:34 | [diff] [blame] | 753 | // Once committed, we do not need to track if the entry was initiated by |
| 754 | // the renderer. |
| 755 | active_entry->set_is_renderer_initiated(false); |
| 756 | |
[email protected] | 49bd30e6 | 2011-03-22 20:12:59 | [diff] [blame] | 757 | // The active entry's SiteInstance should match our SiteInstance. |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 758 | DCHECK(active_entry->site_instance() == web_contents_->GetSiteInstance()); |
[email protected] | 49bd30e6 | 2011-03-22 20:12:59 | [diff] [blame] | 759 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 760 | // Now prep the rest of the details for the notification and broadcast. |
[email protected] | 0f38dc455 | 2011-02-25 11:24:00 | [diff] [blame] | 761 | details->entry = active_entry; |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 762 | details->is_main_frame = |
| 763 | content::PageTransitionIsMainFrame(params.transition); |
[email protected] | f072d2ce | 2008-09-17 17:16:24 | [diff] [blame] | 764 | details->serialized_security_info = params.security_info; |
[email protected] | 2e39d2e | 2009-02-19 18:41:31 | [diff] [blame] | 765 | details->http_status_code = params.http_status_code; |
[email protected] | 93f230e0 | 2011-06-01 14:40:00 | [diff] [blame] | 766 | NotifyNavigationEntryCommitted(details); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 767 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 768 | return true; |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 769 | } |
| 770 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 771 | content::NavigationType NavigationControllerImpl::ClassifyNavigation( |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 772 | const ViewHostMsg_FrameNavigate_Params& params) const { |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 773 | if (params.page_id == -1) { |
[email protected] | eef9de3 | 2009-09-23 17:19:46 | [diff] [blame] | 774 | // The renderer generates the page IDs, and so if it gives us the invalid |
| 775 | // page ID (-1) we know it didn't actually navigate. This happens in a few |
| 776 | // cases: |
| 777 | // |
| 778 | // - If a page makes a popup navigated to about blank, and then writes |
| 779 | // stuff like a subframe navigated to a real page. We'll get the commit |
| 780 | // for the subframe, but there won't be any commit for the outer page. |
| 781 | // |
| 782 | // - We were also getting these for failed loads (for example, bug 21849). |
| 783 | // The guess is that we get a "load commit" for the alternate error page, |
| 784 | // but that doesn't affect the page ID, so we get the "old" one, which |
| 785 | // could be invalid. This can also happen for a cross-site transition |
| 786 | // that causes us to swap processes. Then the error page load will be in |
| 787 | // a new process with no page IDs ever assigned (and hence a -1 value), |
| 788 | // yet the navigation controller still might have previous pages in its |
| 789 | // list. |
| 790 | // |
| 791 | // In these cases, there's nothing we can do with them, so ignore. |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 792 | return content::NAVIGATION_TYPE_NAV_IGNORE; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 793 | } |
| 794 | |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 795 | if (params.page_id > web_contents_->GetMaxPageID()) { |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 796 | // Greater page IDs than we've ever seen before are new pages. We may or may |
| 797 | // not have a pending entry for the page, and this may or may not be the |
| 798 | // main frame. |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 799 | if (content::PageTransitionIsMainFrame(params.transition)) |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 800 | return content::NAVIGATION_TYPE_NEW_PAGE; |
[email protected] | 4c27ba8 | 2008-09-24 16:49:09 | [diff] [blame] | 801 | |
| 802 | // When this is a new subframe navigation, we should have a committed page |
| 803 | // for which it's a suframe in. This may not be the case when an iframe is |
| 804 | // navigated on a popup navigated to about:blank (the iframe would be |
| 805 | // written into the popup by script on the main page). For these cases, |
| 806 | // there isn't any navigation stuff we can do, so just ignore it. |
| 807 | if (!GetLastCommittedEntry()) |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 808 | return content::NAVIGATION_TYPE_NAV_IGNORE; |
[email protected] | 4c27ba8 | 2008-09-24 16:49:09 | [diff] [blame] | 809 | |
| 810 | // Valid subframe navigation. |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 811 | return content::NAVIGATION_TYPE_NEW_SUBFRAME; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 812 | } |
| 813 | |
| 814 | // Now we know that the notification is for an existing page. Find that entry. |
| 815 | int existing_entry_index = GetEntryIndexWithPageID( |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 816 | web_contents_->GetSiteInstance(), |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 817 | params.page_id); |
| 818 | if (existing_entry_index == -1) { |
| 819 | // The page was not found. It could have been pruned because of the limit on |
| 820 | // back/forward entries (not likely since we'll usually tell it to navigate |
| 821 | // to such entries). It could also mean that the renderer is smoking crack. |
| 822 | NOTREACHED(); |
[email protected] | 485e823 | 2011-07-24 18:03:46 | [diff] [blame] | 823 | |
| 824 | // Because the unknown entry has committed, we risk showing the wrong URL in |
| 825 | // release builds. Instead, we'll kill the renderer process to be safe. |
| 826 | LOG(ERROR) << "terminating renderer for bad navigation: " << params.url; |
[email protected] | 7f6f44c | 2011-12-14 13:23:38 | [diff] [blame] | 827 | content::RecordAction(UserMetricsAction("BadMessageTerminate_NC")); |
[email protected] | b69934e | 2011-10-29 02:51:52 | [diff] [blame] | 828 | |
[email protected] | 7ec6f38 | 2011-11-11 01:28:17 | [diff] [blame] | 829 | // Temporary code so we can get more information. Format: |
[email protected] | 8c38058 | 2011-12-02 03:16:10 | [diff] [blame] | 830 | // http://url/foo.html#page1#max3#frame1#ids:2_Nx,1_1x,3_2 |
| 831 | std::string temp = params.url.spec(); |
[email protected] | 7ec6f38 | 2011-11-11 01:28:17 | [diff] [blame] | 832 | temp.append("#page"); |
[email protected] | b69934e | 2011-10-29 02:51:52 | [diff] [blame] | 833 | temp.append(base::IntToString(params.page_id)); |
[email protected] | 7ec6f38 | 2011-11-11 01:28:17 | [diff] [blame] | 834 | temp.append("#max"); |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 835 | temp.append(base::IntToString(web_contents_->GetMaxPageID())); |
[email protected] | 7ec6f38 | 2011-11-11 01:28:17 | [diff] [blame] | 836 | temp.append("#frame"); |
| 837 | temp.append(base::IntToString(params.frame_id)); |
| 838 | temp.append("#ids"); |
| 839 | for (int i = 0; i < static_cast<int>(entries_.size()); ++i) { |
[email protected] | 8c38058 | 2011-12-02 03:16:10 | [diff] [blame] | 840 | // Append entry metadata (e.g., 3_7x): |
| 841 | // 3: page_id |
| 842 | // 7: SiteInstance ID, or N for null |
| 843 | // x: appended if not from the current SiteInstance |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 844 | temp.append(base::IntToString(entries_[i]->GetPageID())); |
[email protected] | 8c38058 | 2011-12-02 03:16:10 | [diff] [blame] | 845 | temp.append("_"); |
| 846 | if (entries_[i]->site_instance()) |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 847 | temp.append(base::IntToString(entries_[i]->site_instance()->GetId())); |
[email protected] | 7ec6f38 | 2011-11-11 01:28:17 | [diff] [blame] | 848 | else |
[email protected] | 8c38058 | 2011-12-02 03:16:10 | [diff] [blame] | 849 | temp.append("N"); |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 850 | if (entries_[i]->site_instance() != web_contents_->GetSiteInstance()) |
[email protected] | 7ec6f38 | 2011-11-11 01:28:17 | [diff] [blame] | 851 | temp.append("x"); |
| 852 | temp.append(","); |
[email protected] | b69934e | 2011-10-29 02:51:52 | [diff] [blame] | 853 | } |
| 854 | GURL url(temp); |
[email protected] | 9f76c1e | 2012-03-05 15:15:58 | [diff] [blame] | 855 | static_cast<RenderViewHostImpl*>( |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 856 | web_contents_->GetRenderViewHost())->Send( |
[email protected] | 9f76c1e | 2012-03-05 15:15:58 | [diff] [blame] | 857 | new ViewMsg_TempCrashWithData(url)); |
[email protected] | b69934e | 2011-10-29 02:51:52 | [diff] [blame] | 858 | return content::NAVIGATION_TYPE_NAV_IGNORE; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 859 | } |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 860 | NavigationEntryImpl* existing_entry = entries_[existing_entry_index].get(); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 861 | |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 862 | if (!content::PageTransitionIsMainFrame(params.transition)) { |
[email protected] | e6035c2 | 2010-05-25 16:15:52 | [diff] [blame] | 863 | // All manual subframes would get new IDs and were handled above, so we |
| 864 | // know this is auto. Since the current page was found in the navigation |
| 865 | // entry list, we're guaranteed to have a last committed entry. |
| 866 | DCHECK(GetLastCommittedEntry()); |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 867 | return content::NAVIGATION_TYPE_AUTO_SUBFRAME; |
[email protected] | e6035c2 | 2010-05-25 16:15:52 | [diff] [blame] | 868 | } |
| 869 | |
| 870 | // Anything below here we know is a main frame navigation. |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 871 | if (pending_entry_ && |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 872 | existing_entry != pending_entry_ && |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 873 | pending_entry_->GetPageID() == -1 && |
[email protected] | 230c001 | 2011-04-08 16:27:24 | [diff] [blame] | 874 | existing_entry == GetLastCommittedEntry()) { |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 875 | // In this case, we have a pending entry for a URL but WebCore didn't do a |
| 876 | // new navigation. This happens when you press enter in the URL bar to |
| 877 | // reload. We will create a pending entry, but WebKit will convert it to |
| 878 | // a reload since it's the same page and not create a new entry for it |
| 879 | // (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] | 880 | // this). If this matches the last committed entry, we want to just ignore |
| 881 | // the pending entry and go back to where we were (the "existing entry"). |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 882 | return content::NAVIGATION_TYPE_SAME_PAGE; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 883 | } |
| 884 | |
[email protected] | fc60f22 | 2008-12-18 17:36:54 | [diff] [blame] | 885 | // Any toplevel navigations with the same base (minus the reference fragment) |
| 886 | // are in-page navigations. We weeded out subframe navigations above. Most of |
| 887 | // the time this doesn't matter since WebKit doesn't tell us about subframe |
| 888 | // navigations that don't actually navigate, but it can happen when there is |
| 889 | // an encoding override (it always sends a navigation request). |
[email protected] | ce760d74 | 2012-08-30 22:31:10 | [diff] [blame] | 890 | if (AreURLsInPageNavigation(existing_entry->GetURL(), params.url, false)) |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 891 | return content::NAVIGATION_TYPE_IN_PAGE; |
[email protected] | fc60f22 | 2008-12-18 17:36:54 | [diff] [blame] | 892 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 893 | // Since we weeded out "new" navigations above, we know this is an existing |
[email protected] | 4c27ba8 | 2008-09-24 16:49:09 | [diff] [blame] | 894 | // (back/forward) navigation. |
[email protected] | 610cbb8 | 2011-10-18 16:35:08 | [diff] [blame] | 895 | return content::NAVIGATION_TYPE_EXISTING_PAGE; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 896 | } |
| 897 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 898 | bool NavigationControllerImpl::IsRedirect( |
[email protected] | 09b8f82f | 2009-06-16 20:22:11 | [diff] [blame] | 899 | const ViewHostMsg_FrameNavigate_Params& params) { |
| 900 | // For main frame transition, we judge by params.transition. |
| 901 | // Otherwise, by params.redirects. |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 902 | if (content::PageTransitionIsMainFrame(params.transition)) { |
| 903 | return content::PageTransitionIsRedirect(params.transition); |
[email protected] | 09b8f82f | 2009-06-16 20:22:11 | [diff] [blame] | 904 | } |
| 905 | return params.redirects.size() > 1; |
| 906 | } |
| 907 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 908 | void NavigationControllerImpl::RendererDidNavigateToNewPage( |
[email protected] | befd8d82 | 2009-07-01 04:51:47 | [diff] [blame] | 909 | const ViewHostMsg_FrameNavigate_Params& params, bool* did_replace_entry) { |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 910 | NavigationEntryImpl* new_entry; |
[email protected] | f1eb87a | 2011-05-06 17:49:41 | [diff] [blame] | 911 | bool update_virtual_url; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 912 | if (pending_entry_) { |
| 913 | // TODO(brettw) this assumes that the pending entry is appropriate for the |
| 914 | // 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] | 915 | // case! We should have some more tracking to know for sure. |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 916 | new_entry = new NavigationEntryImpl(*pending_entry_); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 917 | |
| 918 | // Don't use the page type from the pending entry. Some interstitial page |
| 919 | // may have set the type to interstitial. Once we commit, however, the page |
| 920 | // type must always be normal. |
[email protected] | 66fdbd5 | 2011-10-18 17:08:53 | [diff] [blame] | 921 | new_entry->set_page_type(content::PAGE_TYPE_NORMAL); |
[email protected] | f1eb87a | 2011-05-06 17:49:41 | [diff] [blame] | 922 | update_virtual_url = new_entry->update_virtual_url_with_url(); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 923 | } else { |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 924 | new_entry = new NavigationEntryImpl; |
[email protected] | f1eb87a | 2011-05-06 17:49:41 | [diff] [blame] | 925 | // When navigating to a new page, give the browser URL handler a chance to |
| 926 | // update the virtual URL based on the new URL. For example, this is needed |
| 927 | // to show chrome://bookmarks/#1 when the bookmarks webui extension changes |
| 928 | // the URL. |
| 929 | update_virtual_url = true; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 930 | } |
| 931 | |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 932 | new_entry->SetURL(params.url); |
[email protected] | f1eb87a | 2011-05-06 17:49:41 | [diff] [blame] | 933 | if (update_virtual_url) |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 934 | UpdateVirtualURLToURL(new_entry, params.url); |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 935 | new_entry->SetReferrer(params.referrer); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 936 | new_entry->SetPageID(params.page_id); |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 937 | new_entry->SetTransitionType(params.transition); |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 938 | new_entry->set_site_instance( |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 939 | static_cast<SiteInstanceImpl*>(web_contents_->GetSiteInstance())); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 940 | new_entry->SetHasPostData(params.is_post); |
[email protected] | 86cd947 | 2012-02-03 19:51:05 | [diff] [blame] | 941 | new_entry->SetPostID(params.post_id); |
[email protected] | 7c16976c | 2012-08-04 02:38:23 | [diff] [blame] | 942 | new_entry->SetOriginalRequestURL(params.original_request_url); |
[email protected] | bf70edce | 2012-06-20 22:32:22 | [diff] [blame] | 943 | new_entry->SetIsOverridingUserAgent(params.is_overriding_user_agent); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 944 | |
[email protected] | befd8d82 | 2009-07-01 04:51:47 | [diff] [blame] | 945 | InsertOrReplaceEntry(new_entry, *did_replace_entry); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 946 | } |
| 947 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 948 | void NavigationControllerImpl::RendererDidNavigateToExistingPage( |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 949 | const ViewHostMsg_FrameNavigate_Params& params) { |
| 950 | // We should only get here for main frame navigations. |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 951 | DCHECK(content::PageTransitionIsMainFrame(params.transition)); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 952 | |
| 953 | // This is a back/forward navigation. The existing page for the ID is |
[email protected] | 4c27ba8 | 2008-09-24 16:49:09 | [diff] [blame] | 954 | // guaranteed to exist by ClassifyNavigation, and we just need to update it |
| 955 | // with new information from the renderer. |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 956 | int entry_index = GetEntryIndexWithPageID(web_contents_->GetSiteInstance(), |
[email protected] | 7f0005a | 2009-04-15 03:25:11 | [diff] [blame] | 957 | params.page_id); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 958 | DCHECK(entry_index >= 0 && |
| 959 | entry_index < static_cast<int>(entries_.size())); |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 960 | NavigationEntryImpl* entry = entries_[entry_index].get(); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 961 | |
| 962 | // The URL may have changed due to redirects. The site instance will normally |
| 963 | // be the same except during session restore, when no site instance will be |
| 964 | // assigned. |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 965 | entry->SetURL(params.url); |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 966 | if (entry->update_virtual_url_with_url()) |
| 967 | UpdateVirtualURLToURL(entry, params.url); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 968 | DCHECK(entry->site_instance() == NULL || |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 969 | entry->site_instance() == web_contents_->GetSiteInstance()); |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 970 | entry->set_site_instance( |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 971 | static_cast<SiteInstanceImpl*>(web_contents_->GetSiteInstance())); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 972 | |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 973 | entry->SetHasPostData(params.is_post); |
[email protected] | 86cd947 | 2012-02-03 19:51:05 | [diff] [blame] | 974 | entry->SetPostID(params.post_id); |
[email protected] | d5a49e5 | 2010-01-08 03:01:41 | [diff] [blame] | 975 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 976 | // The entry we found in the list might be pending if the user hit |
| 977 | // 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] | 978 | // list, we can just discard the pending pointer). We should also discard the |
| 979 | // pending entry if it corresponds to a different navigation, since that one |
| 980 | // is now likely canceled. If it is not canceled, we will treat it as a new |
| 981 | // navigation when it arrives, which is also ok. |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 982 | // |
| 983 | // Note that we need to use the "internal" version since we don't want to |
| 984 | // actually change any other state, just kill the pointer. |
[email protected] | 49bd30e6 | 2011-03-22 20:12:59 | [diff] [blame] | 985 | if (pending_entry_) |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 986 | DiscardNonCommittedEntriesInternal(); |
[email protected] | 40bcc30 | 2009-03-02 20:50:39 | [diff] [blame] | 987 | |
[email protected] | 80858db5 | 2009-10-15 00:35:18 | [diff] [blame] | 988 | // If a transient entry was removed, the indices might have changed, so we |
| 989 | // have to query the entry index again. |
| 990 | last_committed_entry_index_ = |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 991 | GetEntryIndexWithPageID(web_contents_->GetSiteInstance(), params.page_id); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 992 | } |
| 993 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 994 | void NavigationControllerImpl::RendererDidNavigateToSamePage( |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 995 | const ViewHostMsg_FrameNavigate_Params& params) { |
| 996 | // 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] | 997 | // entry for this page ID. This entry is guaranteed to exist by |
| 998 | // ClassifyNavigation. All we need to do is update the existing entry. |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 999 | NavigationEntryImpl* existing_entry = GetEntryWithPageID( |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1000 | web_contents_->GetSiteInstance(), params.page_id); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1001 | |
| 1002 | // We assign the entry's unique ID to be that of the new one. Since this is |
| 1003 | // always the result of a user action, we want to dismiss infobars, etc. like |
| 1004 | // a regular user-initiated navigation. |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1005 | existing_entry->set_unique_id(pending_entry_->GetUniqueID()); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1006 | |
[email protected] | a0e6926 | 2009-06-03 19:08:48 | [diff] [blame] | 1007 | // The URL may have changed due to redirects. |
[email protected] | 38178a4 | 2009-12-17 18:58:32 | [diff] [blame] | 1008 | if (existing_entry->update_virtual_url_with_url()) |
| 1009 | UpdateVirtualURLToURL(existing_entry, params.url); |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 1010 | existing_entry->SetURL(params.url); |
[email protected] | a0e6926 | 2009-06-03 19:08:48 | [diff] [blame] | 1011 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1012 | DiscardNonCommittedEntries(); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1013 | } |
| 1014 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1015 | void NavigationControllerImpl::RendererDidNavigateInPage( |
[email protected] | befd8d82 | 2009-07-01 04:51:47 | [diff] [blame] | 1016 | const ViewHostMsg_FrameNavigate_Params& params, bool* did_replace_entry) { |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 1017 | DCHECK(content::PageTransitionIsMainFrame(params.transition)) << |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1018 | "WebKit should only tell us about in-page navs for the main frame."; |
| 1019 | // We're guaranteed to have an entry for this one. |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1020 | NavigationEntryImpl* existing_entry = GetEntryWithPageID( |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1021 | web_contents_->GetSiteInstance(), params.page_id); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1022 | |
| 1023 | // Reference fragment navigation. We're guaranteed to have the last_committed |
| 1024 | // 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] | 1025 | // reference fragments, of course). We'll update the URL of the existing |
| 1026 | // entry without pruning the forward history. |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 1027 | existing_entry->SetURL(params.url); |
[email protected] | d466b8a | 2011-07-15 21:48:03 | [diff] [blame] | 1028 | if (existing_entry->update_virtual_url_with_url()) |
| 1029 | UpdateVirtualURLToURL(existing_entry, params.url); |
[email protected] | ccbe04e | 2010-03-17 17:58:43 | [diff] [blame] | 1030 | |
| 1031 | // This replaces the existing entry since the page ID didn't change. |
| 1032 | *did_replace_entry = true; |
[email protected] | d466b8a | 2011-07-15 21:48:03 | [diff] [blame] | 1033 | |
| 1034 | if (pending_entry_) |
| 1035 | DiscardNonCommittedEntriesInternal(); |
| 1036 | |
| 1037 | // If a transient entry was removed, the indices might have changed, so we |
| 1038 | // have to query the entry index again. |
| 1039 | last_committed_entry_index_ = |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1040 | GetEntryIndexWithPageID(web_contents_->GetSiteInstance(), params.page_id); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1041 | } |
| 1042 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1043 | void NavigationControllerImpl::RendererDidNavigateNewSubframe( |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1044 | const ViewHostMsg_FrameNavigate_Params& params) { |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 1045 | if (content::PageTransitionStripQualifier(params.transition) == |
| 1046 | content::PAGE_TRANSITION_AUTO_SUBFRAME) { |
[email protected] | 09b8f82f | 2009-06-16 20:22:11 | [diff] [blame] | 1047 | // This is not user-initiated. Ignore. |
| 1048 | return; |
| 1049 | } |
[email protected] | 09b8f82f | 2009-06-16 20:22:11 | [diff] [blame] | 1050 | |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1051 | // Manual subframe navigations just get the current entry cloned so the user |
| 1052 | // can go back or forward to it. The actual subframe information will be |
| 1053 | // stored in the page state for each of those entries. This happens out of |
| 1054 | // band with the actual navigations. |
[email protected] | 4c27ba8 | 2008-09-24 16:49:09 | [diff] [blame] | 1055 | DCHECK(GetLastCommittedEntry()) << "ClassifyNavigation should guarantee " |
| 1056 | << "that a last committed entry exists."; |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1057 | NavigationEntryImpl* new_entry = new NavigationEntryImpl( |
| 1058 | *NavigationEntryImpl::FromNavigationEntry(GetLastCommittedEntry())); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1059 | new_entry->SetPageID(params.page_id); |
[email protected] | 672eba29 | 2009-05-13 13:22:45 | [diff] [blame] | 1060 | InsertOrReplaceEntry(new_entry, false); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1061 | } |
| 1062 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1063 | bool NavigationControllerImpl::RendererDidNavigateAutoSubframe( |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1064 | const ViewHostMsg_FrameNavigate_Params& params) { |
| 1065 | // We're guaranteed to have a previously committed entry, and we now need to |
| 1066 | // handle navigation inside of a subframe in it without creating a new entry. |
| 1067 | DCHECK(GetLastCommittedEntry()); |
| 1068 | |
| 1069 | // Handle the case where we're navigating back/forward to a previous subframe |
| 1070 | // navigation entry. This is case "2." in NAV_AUTO_SUBFRAME comment in the |
| 1071 | // header file. In case "1." this will be a NOP. |
| 1072 | int entry_index = GetEntryIndexWithPageID( |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1073 | web_contents_->GetSiteInstance(), |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1074 | params.page_id); |
| 1075 | if (entry_index < 0 || |
| 1076 | entry_index >= static_cast<int>(entries_.size())) { |
| 1077 | NOTREACHED(); |
| 1078 | return false; |
| 1079 | } |
| 1080 | |
| 1081 | // Update the current navigation entry in case we're going back/forward. |
| 1082 | if (entry_index != last_committed_entry_index_) { |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1083 | last_committed_entry_index_ = entry_index; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1084 | return true; |
| 1085 | } |
| 1086 | return false; |
| 1087 | } |
| 1088 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1089 | int NavigationControllerImpl::GetIndexOfEntry( |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1090 | const NavigationEntryImpl* entry) const { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1091 | const NavigationEntries::const_iterator i(std::find( |
| 1092 | entries_.begin(), |
| 1093 | entries_.end(), |
| 1094 | entry)); |
| 1095 | return (i == entries_.end()) ? -1 : static_cast<int>(i - entries_.begin()); |
| 1096 | } |
| 1097 | |
[email protected] | ce760d74 | 2012-08-30 22:31:10 | [diff] [blame] | 1098 | bool NavigationControllerImpl::IsURLInPageNavigation( |
| 1099 | const GURL& url, bool renderer_says_in_page) const { |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1100 | NavigationEntry* last_committed = GetLastCommittedEntry(); |
[email protected] | ce760d74 | 2012-08-30 22:31:10 | [diff] [blame] | 1101 | return last_committed && AreURLsInPageNavigation( |
| 1102 | last_committed->GetURL(), url, renderer_says_in_page); |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1103 | } |
| 1104 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1105 | void NavigationControllerImpl::CopyStateFrom( |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 1106 | const NavigationController& temp) { |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1107 | const NavigationControllerImpl& source = |
| 1108 | static_cast<const NavigationControllerImpl&>(temp); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1109 | // Verify that we look new. |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1110 | DCHECK(GetEntryCount() == 0 && !GetPendingEntry()); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1111 | |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1112 | if (source.GetEntryCount() == 0) |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1113 | return; // Nothing new to do. |
| 1114 | |
| 1115 | needs_reload_ = true; |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1116 | InsertEntriesFrom(source, source.GetEntryCount()); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1117 | |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 1118 | for (SessionStorageNamespaceMap::const_iterator it = |
| 1119 | source.session_storage_namespace_map_.begin(); |
| 1120 | it != source.session_storage_namespace_map_.end(); |
| 1121 | ++it) { |
| 1122 | SessionStorageNamespaceImpl* source_namespace = |
| 1123 | static_cast<SessionStorageNamespaceImpl*>(it->second.get()); |
| 1124 | session_storage_namespace_map_.insert( |
| 1125 | make_pair(it->first, source_namespace->Clone())); |
| 1126 | } |
[email protected] | 4e6419c | 2010-01-15 04:50:34 | [diff] [blame] | 1127 | |
[email protected] | 5e36967 | 2009-11-03 23:48:30 | [diff] [blame] | 1128 | FinishRestore(source.last_committed_entry_index_, false); |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1129 | |
| 1130 | // Copy the max page id map from the old tab to the new tab. This ensures |
| 1131 | // that new and existing navigations in the tab's current SiteInstances |
| 1132 | // are identified properly. |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1133 | web_contents_->CopyMaxPageIDsFrom(source.web_contents()); |
[email protected] | ce3fa3c | 2009-04-20 19:55:57 | [diff] [blame] | 1134 | } |
| 1135 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1136 | void NavigationControllerImpl::CopyStateFromAndPrune( |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 1137 | NavigationController* temp) { |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1138 | NavigationControllerImpl* source = |
| 1139 | static_cast<NavigationControllerImpl*>(temp); |
[email protected] | 9e1ad4b | 2011-08-14 16:49:19 | [diff] [blame] | 1140 | // The SiteInstance and page_id of the last committed entry needs to be |
| 1141 | // remembered at this point, in case there is only one committed entry |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1142 | // and it is pruned. We use a scoped_refptr to ensure the SiteInstance |
| 1143 | // can't be freed during this time period. |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1144 | NavigationEntryImpl* last_committed = |
| 1145 | NavigationEntryImpl::FromNavigationEntry(GetLastCommittedEntry()); |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1146 | scoped_refptr<SiteInstance> site_instance( |
| 1147 | last_committed ? last_committed->site_instance() : NULL); |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1148 | int32 minimum_page_id = last_committed ? last_committed->GetPageID() : -1; |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1149 | int32 max_page_id = last_committed ? |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1150 | web_contents_->GetMaxPageIDForSiteInstance(site_instance.get()) : -1; |
[email protected] | 9e1ad4b | 2011-08-14 16:49:19 | [diff] [blame] | 1151 | |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1152 | // 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] | 1153 | DCHECK( |
| 1154 | (transient_entry_index_ != -1 && |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1155 | transient_entry_index_ == GetEntryCount() - 1) || |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1156 | (pending_entry_ && (pending_entry_index_ == -1 || |
| 1157 | pending_entry_index_ == GetEntryCount() - 1)) || |
| 1158 | (!pending_entry_ && last_committed_entry_index_ == GetEntryCount() - 1)); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1159 | |
| 1160 | // Remove all the entries leaving the active entry. |
| 1161 | PruneAllButActive(); |
| 1162 | |
[email protected] | 944822b | 2012-03-02 20:57:25 | [diff] [blame] | 1163 | // We now have zero or one entries. Ensure that adding the entries from |
| 1164 | // source won't put us over the limit. |
| 1165 | DCHECK(GetEntryCount() == 0 || GetEntryCount() == 1); |
| 1166 | if (GetEntryCount() > 0) |
| 1167 | source->PruneOldestEntryIfFull(); |
| 1168 | |
[email protected] | 47e020a | 2010-10-15 14:43:37 | [diff] [blame] | 1169 | // Insert the entries from source. Don't use source->GetCurrentEntryIndex as |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1170 | // we don't want to copy over the transient entry. |
[email protected] | 47e020a | 2010-10-15 14:43:37 | [diff] [blame] | 1171 | int max_source_index = source->pending_entry_index_ != -1 ? |
| 1172 | source->pending_entry_index_ : source->last_committed_entry_index_; |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1173 | if (max_source_index == -1) |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1174 | max_source_index = source->GetEntryCount(); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1175 | else |
| 1176 | max_source_index++; |
[email protected] | 47e020a | 2010-10-15 14:43:37 | [diff] [blame] | 1177 | InsertEntriesFrom(*source, max_source_index); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1178 | |
| 1179 | // 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] | 1180 | last_committed_entry_index_ = GetEntryCount() - 1; |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1181 | if (pending_entry_index_ != -1) |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1182 | pending_entry_index_ = GetEntryCount() - 1; |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1183 | if (transient_entry_index_ != -1) { |
| 1184 | // There's a transient entry. In this case we want the last committed to |
| 1185 | // point to the previous entry. |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1186 | transient_entry_index_ = GetEntryCount() - 1; |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1187 | if (last_committed_entry_index_ != -1) |
| 1188 | last_committed_entry_index_--; |
| 1189 | } |
[email protected] | 796931a9 | 2011-08-10 01:32:14 | [diff] [blame] | 1190 | |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1191 | web_contents_->SetHistoryLengthAndPrune(site_instance.get(), |
[email protected] | 9e1ad4b | 2011-08-14 16:49:19 | [diff] [blame] | 1192 | max_source_index, |
| 1193 | minimum_page_id); |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1194 | |
| 1195 | // Copy the max page id map from the old tab to the new tab. This ensures |
| 1196 | // that new and existing navigations in the tab's current SiteInstances |
| 1197 | // are identified properly. |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1198 | web_contents_->CopyMaxPageIDsFrom(source->web_contents()); |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1199 | |
| 1200 | // If there is a last committed entry, be sure to include it in the new |
| 1201 | // max page ID map. |
| 1202 | if (max_page_id > -1) { |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1203 | web_contents_->UpdateMaxPageIDForSiteInstance(site_instance.get(), |
[email protected] | 91854cd | 2012-01-10 19:43:57 | [diff] [blame] | 1204 | max_page_id); |
| 1205 | } |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1206 | } |
| 1207 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1208 | void NavigationControllerImpl::PruneAllButActive() { |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1209 | if (transient_entry_index_ != -1) { |
| 1210 | // There is a transient entry. Prune up to it. |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1211 | DCHECK_EQ(GetEntryCount() - 1, transient_entry_index_); |
[email protected] | 77d8d62 | 2010-12-15 10:30:12 | [diff] [blame] | 1212 | entries_.erase(entries_.begin(), entries_.begin() + transient_entry_index_); |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1213 | transient_entry_index_ = 0; |
| 1214 | last_committed_entry_index_ = -1; |
| 1215 | pending_entry_index_ = -1; |
| 1216 | } else if (!pending_entry_) { |
| 1217 | // There's no pending entry. Leave the last entry (if there is one). |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1218 | if (!GetEntryCount()) |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1219 | return; |
| 1220 | |
[email protected] | 77d8d62 | 2010-12-15 10:30:12 | [diff] [blame] | 1221 | DCHECK(last_committed_entry_index_ >= 0); |
| 1222 | entries_.erase(entries_.begin(), |
| 1223 | entries_.begin() + last_committed_entry_index_); |
| 1224 | entries_.erase(entries_.begin() + 1, entries_.end()); |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1225 | last_committed_entry_index_ = 0; |
| 1226 | } else if (pending_entry_index_ != -1) { |
[email protected] | 77d8d62 | 2010-12-15 10:30:12 | [diff] [blame] | 1227 | entries_.erase(entries_.begin(), entries_.begin() + pending_entry_index_); |
| 1228 | entries_.erase(entries_.begin() + 1, entries_.end()); |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1229 | pending_entry_index_ = 0; |
| 1230 | last_committed_entry_index_ = 0; |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1231 | } else { |
| 1232 | // There is a pending_entry, but it's not in entries_. |
| 1233 | pending_entry_index_ = -1; |
| 1234 | last_committed_entry_index_ = -1; |
[email protected] | 77d8d62 | 2010-12-15 10:30:12 | [diff] [blame] | 1235 | entries_.clear(); |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1236 | } |
| 1237 | |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1238 | if (web_contents_->GetInterstitialPage()) { |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1239 | // Normally the interstitial page hides itself if the user doesn't proceeed. |
| 1240 | // This would result in showing a NavigationEntry we just removed. Set this |
| 1241 | // so the interstitial triggers a reload if the user doesn't proceed. |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1242 | static_cast<InterstitialPageImpl*>(web_contents_->GetInterstitialPage())-> |
[email protected] | cadaec5 | 2012-02-08 21:53:13 | [diff] [blame] | 1243 | set_reload_on_dont_proceed(true); |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1244 | } |
[email protected] | 97b6c4f | 2010-09-27 19:31:26 | [diff] [blame] | 1245 | } |
| 1246 | |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 1247 | void NavigationControllerImpl::SetSessionStorageNamespace( |
| 1248 | const std::string& partition_id, |
| 1249 | content::SessionStorageNamespace* session_storage_namespace) { |
| 1250 | if (!session_storage_namespace) |
| 1251 | return; |
| 1252 | |
| 1253 | // We can't overwrite an existing SessionStorage without violating spec. |
| 1254 | // Attempts to do so may give a tab access to another tab's session storage |
| 1255 | // so die hard on an error. |
| 1256 | bool successful_insert = session_storage_namespace_map_.insert( |
| 1257 | make_pair(partition_id, |
| 1258 | static_cast<SessionStorageNamespaceImpl*>( |
| 1259 | session_storage_namespace))) |
| 1260 | .second; |
| 1261 | CHECK(successful_insert) << "Cannot replace existing SessionStorageNamespace"; |
| 1262 | } |
| 1263 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1264 | void NavigationControllerImpl::SetMaxRestoredPageID(int32 max_id) { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 1265 | max_restored_page_id_ = max_id; |
| 1266 | } |
| 1267 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1268 | int32 NavigationControllerImpl::GetMaxRestoredPageID() const { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 1269 | return max_restored_page_id_; |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1270 | } |
| 1271 | |
| 1272 | SessionStorageNamespace* |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 1273 | NavigationControllerImpl::GetSessionStorageNamespace( |
| 1274 | content::SiteInstance* instance) { |
| 1275 | std::string partition_id; |
| 1276 | if (instance) { |
| 1277 | // TODO(ajwong): When GetDefaultSessionStorageNamespace() goes away, remove |
| 1278 | // this if statement so |instance| must not be NULL. |
| 1279 | partition_id = |
| 1280 | GetContentClient()->browser()->GetStoragePartitionIdForSiteInstance( |
| 1281 | browser_context_, instance); |
| 1282 | } |
| 1283 | |
| 1284 | SessionStorageNamespaceMap::const_iterator it = |
| 1285 | session_storage_namespace_map_.find(partition_id); |
| 1286 | if (it != session_storage_namespace_map_.end()) |
| 1287 | return it->second.get(); |
| 1288 | |
| 1289 | // Create one if no one has accessed session storage for this partition yet. |
[email protected] | 4c3a2358 | 2012-08-18 08:54:34 | [diff] [blame] | 1290 | // |
| 1291 | // TODO(ajwong): Should this use the |partition_id| directly rather than |
| 1292 | // re-lookup via |instance|? http://crbug.com/142685 |
| 1293 | content::StoragePartition* partition = |
| 1294 | BrowserContext::GetStoragePartition(browser_context_, instance); |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 1295 | SessionStorageNamespaceImpl* session_storage_namespace = |
| 1296 | new SessionStorageNamespaceImpl( |
| 1297 | static_cast<DOMStorageContextImpl*>( |
[email protected] | 4c3a2358 | 2012-08-18 08:54:34 | [diff] [blame] | 1298 | partition->GetDOMStorageContext())); |
[email protected] | d1198fd | 2012-08-13 22:50:19 | [diff] [blame] | 1299 | session_storage_namespace_map_[partition_id] = session_storage_namespace; |
| 1300 | |
| 1301 | return session_storage_namespace; |
| 1302 | } |
| 1303 | |
| 1304 | SessionStorageNamespace* |
| 1305 | NavigationControllerImpl::GetDefaultSessionStorageNamespace() { |
| 1306 | // TODO(ajwong): Remove if statement in GetSessionStorageNamespace(). |
| 1307 | return GetSessionStorageNamespace(NULL); |
| 1308 | } |
| 1309 | |
| 1310 | const SessionStorageNamespaceMap& |
| 1311 | NavigationControllerImpl::GetSessionStorageNamespaceMap() const { |
| 1312 | return session_storage_namespace_map_; |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1313 | } |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1314 | |
| 1315 | bool NavigationControllerImpl::NeedsReload() const { |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 1316 | return needs_reload_; |
| 1317 | } |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1318 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1319 | void NavigationControllerImpl::RemoveEntryAtIndexInternal(int index) { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1320 | DCHECK(index < GetEntryCount()); |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1321 | DCHECK(index != last_committed_entry_index_); |
[email protected] | 4303234 | 2011-03-21 14:10:31 | [diff] [blame] | 1322 | |
| 1323 | DiscardNonCommittedEntries(); |
| 1324 | |
| 1325 | entries_.erase(entries_.begin() + index); |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1326 | if (last_committed_entry_index_ > index) |
[email protected] | 4303234 | 2011-03-21 14:10:31 | [diff] [blame] | 1327 | last_committed_entry_index_--; |
| 1328 | } |
| 1329 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1330 | void NavigationControllerImpl::DiscardNonCommittedEntries() { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1331 | bool transient = transient_entry_index_ != -1; |
| 1332 | DiscardNonCommittedEntriesInternal(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1333 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1334 | // If there was a transient entry, invalidate everything so the new active |
| 1335 | // entry state is shown. |
| 1336 | if (transient) { |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1337 | web_contents_->NotifyNavigationStateChanged(kInvalidateAll); |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1338 | } |
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 | NavigationEntry* NavigationControllerImpl::GetPendingEntry() const { |
[email protected] | 022af74 | 2011-12-28 18:37:25 | [diff] [blame] | 1342 | return pending_entry_; |
| 1343 | } |
| 1344 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1345 | int NavigationControllerImpl::GetPendingEntryIndex() const { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1346 | return pending_entry_index_; |
| 1347 | } |
| 1348 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1349 | void NavigationControllerImpl::InsertOrReplaceEntry(NavigationEntryImpl* entry, |
| 1350 | bool replace) { |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1351 | DCHECK(entry->GetTransitionType() != content::PAGE_TRANSITION_AUTO_SUBFRAME); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1352 | |
| 1353 | // Copy the pending entry's unique ID to the committed entry. |
| 1354 | // 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] | 1355 | const NavigationEntryImpl* const pending_entry = |
| 1356 | (pending_entry_index_ == -1) ? |
| 1357 | pending_entry_ : entries_[pending_entry_index_].get(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1358 | if (pending_entry) |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1359 | entry->set_unique_id(pending_entry->GetUniqueID()); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1360 | |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1361 | DiscardNonCommittedEntriesInternal(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1362 | |
| 1363 | int current_size = static_cast<int>(entries_.size()); |
| 1364 | |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1365 | if (current_size > 0) { |
[email protected] | 672eba29 | 2009-05-13 13:22:45 | [diff] [blame] | 1366 | // Prune any entries which are in front of the current entry. |
| 1367 | // Also prune the current entry if we are to replace the current entry. |
[email protected] | 47dcbdc | 2011-05-27 15:08:31 | [diff] [blame] | 1368 | // last_committed_entry_index_ must be updated here since calls to |
| 1369 | // NotifyPrunedEntries() below may re-enter and we must make sure |
| 1370 | // last_committed_entry_index_ is not left in an invalid state. |
| 1371 | if (replace) |
| 1372 | --last_committed_entry_index_; |
| 1373 | |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 1374 | int num_pruned = 0; |
[email protected] | 47dcbdc | 2011-05-27 15:08:31 | [diff] [blame] | 1375 | while (last_committed_entry_index_ < (current_size - 1)) { |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 1376 | num_pruned++; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1377 | entries_.pop_back(); |
| 1378 | current_size--; |
| 1379 | } |
[email protected] | c12bf1a1 | 2008-09-17 16:28:49 | [diff] [blame] | 1380 | if (num_pruned > 0) // Only notify if we did prune something. |
| 1381 | NotifyPrunedEntries(this, false, num_pruned); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1382 | } |
| 1383 | |
[email protected] | 944822b | 2012-03-02 20:57:25 | [diff] [blame] | 1384 | PruneOldestEntryIfFull(); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1385 | |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1386 | entries_.push_back(linked_ptr<NavigationEntryImpl>(entry)); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1387 | last_committed_entry_index_ = static_cast<int>(entries_.size()) - 1; |
[email protected] | e9ba447 | 2008-09-14 15:42:43 | [diff] [blame] | 1388 | |
| 1389 | // This is a new page ID, so we need everybody to know about it. |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1390 | web_contents_->UpdateMaxPageID(entry->GetPageID()); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1391 | } |
| 1392 | |
[email protected] | 944822b | 2012-03-02 20:57:25 | [diff] [blame] | 1393 | void NavigationControllerImpl::PruneOldestEntryIfFull() { |
| 1394 | if (entries_.size() >= max_entry_count()) { |
| 1395 | DCHECK_EQ(max_entry_count(), entries_.size()); |
| 1396 | DCHECK(last_committed_entry_index_ > 0); |
| 1397 | RemoveEntryAtIndex(0); |
| 1398 | NotifyPrunedEntries(this, true, 1); |
| 1399 | } |
| 1400 | } |
| 1401 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1402 | void NavigationControllerImpl::NavigateToPendingEntry(ReloadType reload_type) { |
[email protected] | 72097fd0 | 2010-01-21 23:36:01 | [diff] [blame] | 1403 | needs_reload_ = false; |
| 1404 | |
[email protected] | 83c2e23 | 2011-10-07 21:36:46 | [diff] [blame] | 1405 | // If we were navigating to a slow-to-commit page, and the user performs |
| 1406 | // a session history navigation to the last committed page, RenderViewHost |
| 1407 | // will force the throbber to start, but WebKit will essentially ignore the |
| 1408 | // navigation, and won't send a message to stop the throbber. To prevent this |
| 1409 | // from happening, we drop the navigation here and stop the slow-to-commit |
| 1410 | // page from loading (which would normally happen during the navigation). |
| 1411 | if (pending_entry_index_ != -1 && |
| 1412 | pending_entry_index_ == last_committed_entry_index_ && |
| 1413 | (entries_[pending_entry_index_]->restore_type() == |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1414 | NavigationEntryImpl::RESTORE_NONE) && |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1415 | (entries_[pending_entry_index_]->GetTransitionType() & |
[email protected] | 2905f74 | 2011-10-13 03:51:58 | [diff] [blame] | 1416 | content::PAGE_TRANSITION_FORWARD_BACK)) { |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1417 | web_contents_->Stop(); |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1418 | |
| 1419 | // If an interstitial page is showing, we want to close it to get back |
| 1420 | // to what was showing before. |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1421 | if (web_contents_->GetInterstitialPage()) |
| 1422 | web_contents_->GetInterstitialPage()->DontProceed(); |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1423 | |
[email protected] | 83c2e23 | 2011-10-07 21:36:46 | [diff] [blame] | 1424 | DiscardNonCommittedEntries(); |
| 1425 | return; |
| 1426 | } |
| 1427 | |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1428 | // If an interstitial page is showing, the previous renderer is blocked and |
| 1429 | // cannot make new requests. Unblock (and disable) it to allow this |
| 1430 | // navigation to succeed. The interstitial will stay visible until the |
| 1431 | // resulting DidNavigate. |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1432 | if (web_contents_->GetInterstitialPage()) { |
| 1433 | static_cast<InterstitialPageImpl*>(web_contents_->GetInterstitialPage())-> |
[email protected] | cadaec5 | 2012-02-08 21:53:13 | [diff] [blame] | 1434 | CancelForNavigation(); |
| 1435 | } |
[email protected] | 6a13a6c | 2011-12-20 21:47:12 | [diff] [blame] | 1436 | |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1437 | // For session history navigations only the pending_entry_index_ is set. |
| 1438 | if (!pending_entry_) { |
[email protected] | 4bf3522c | 2010-08-19 21:00:20 | [diff] [blame] | 1439 | DCHECK_NE(pending_entry_index_, -1); |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1440 | pending_entry_ = entries_[pending_entry_index_].get(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1441 | } |
| 1442 | |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1443 | if (!web_contents_->NavigateToPendingEntry(reload_type)) |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1444 | DiscardNonCommittedEntries(); |
[email protected] | 77362eb | 2011-08-01 17:18:38 | [diff] [blame] | 1445 | |
| 1446 | // If the entry is being restored and doesn't have a SiteInstance yet, fill |
| 1447 | // it in now that we know. This allows us to find the entry when it commits. |
| 1448 | // This works for browser-initiated navigations. We handle renderer-initiated |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1449 | // navigations to restored entries in WebContentsImpl::OnGoToEntryAtOffset. |
[email protected] | 77362eb | 2011-08-01 17:18:38 | [diff] [blame] | 1450 | if (pending_entry_ && !pending_entry_->site_instance() && |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1451 | pending_entry_->restore_type() != NavigationEntryImpl::RESTORE_NONE) { |
[email protected] | b658359 | 2012-01-25 19:52:33 | [diff] [blame] | 1452 | pending_entry_->set_site_instance(static_cast<SiteInstanceImpl*>( |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1453 | web_contents_->GetPendingSiteInstance())); |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1454 | pending_entry_->set_restore_type(NavigationEntryImpl::RESTORE_NONE); |
[email protected] | 77362eb | 2011-08-01 17:18:38 | [diff] [blame] | 1455 | } |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1456 | } |
| 1457 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1458 | void NavigationControllerImpl::NotifyNavigationEntryCommitted( |
[email protected] | 93f230e0 | 2011-06-01 14:40:00 | [diff] [blame] | 1459 | content::LoadCommittedDetails* details) { |
[email protected] | df1af24 | 2009-05-01 00:11:40 | [diff] [blame] | 1460 | details->entry = GetActiveEntry(); |
[email protected] | 6c2381d | 2011-10-19 02:52:53 | [diff] [blame] | 1461 | content::NotificationDetails notification_details = |
| 1462 | content::Details<content::LoadCommittedDetails>(details); |
[email protected] | df1af24 | 2009-05-01 00:11:40 | [diff] [blame] | 1463 | |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1464 | // We need to notify the ssl_manager_ before the web_contents_ so the |
[email protected] | df1af24 | 2009-05-01 00:11:40 | [diff] [blame] | 1465 | // location bar will have up-to-date information about the security style |
| 1466 | // when it wants to draw. See http://crbug.com/11157 |
| 1467 | ssl_manager_.DidCommitProvisionalLoad(notification_details); |
| 1468 | |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1469 | // TODO(pkasting): http://b/1113079 Probably these explicit notification paths |
| 1470 | // should be removed, and interested parties should just listen for the |
| 1471 | // notification below instead. |
[email protected] | 2db9bd7 | 2012-04-13 20:20:56 | [diff] [blame] | 1472 | web_contents_->NotifyNavigationStateChanged(kInvalidateAll); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1473 | |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 1474 | content::NotificationService::current()->Notify( |
[email protected] | 43211582 | 2011-07-10 15:52:27 | [diff] [blame] | 1475 | content::NOTIFICATION_NAV_ENTRY_COMMITTED, |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 1476 | content::Source<NavigationController>(this), |
[email protected] | df1af24 | 2009-05-01 00:11:40 | [diff] [blame] | 1477 | notification_details); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1478 | } |
| 1479 | |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1480 | // static |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1481 | size_t NavigationControllerImpl::max_entry_count() { |
[email protected] | 9b51970d | 2011-12-09 23:10:23 | [diff] [blame] | 1482 | if (max_entry_count_for_testing_ != kMaxEntryCountForTestingNotSet) |
| 1483 | return max_entry_count_for_testing_; |
| 1484 | return content::kMaxSessionHistoryEntries; |
| 1485 | } |
| 1486 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1487 | void NavigationControllerImpl::SetActive(bool is_active) { |
[email protected] | ee61392 | 2009-09-02 20:38:22 | [diff] [blame] | 1488 | if (is_active && needs_reload_) |
| 1489 | LoadIfNecessary(); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1490 | } |
| 1491 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1492 | void NavigationControllerImpl::LoadIfNecessary() { |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1493 | if (!needs_reload_) |
| 1494 | return; |
| 1495 | |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1496 | // Calling Reload() results in ignoring state, and not loading. |
| 1497 | // Explicitly use NavigateToPendingEntry so that the renderer uses the |
| 1498 | // cached state. |
| 1499 | pending_entry_index_ = last_committed_entry_index_; |
[email protected] | 1ccb3568d | 2010-02-19 10:51:16 | [diff] [blame] | 1500 | NavigateToPendingEntry(NO_RELOAD); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1501 | } |
| 1502 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1503 | void NavigationControllerImpl::NotifyEntryChanged(const NavigationEntry* entry, |
| 1504 | int index) { |
[email protected] | 8286f51a | 2011-05-31 17:39:13 | [diff] [blame] | 1505 | content::EntryChangedDetails det; |
[email protected] | 534e54b | 2008-08-13 15:40:09 | [diff] [blame] | 1506 | det.changed_entry = entry; |
| 1507 | det.index = index; |
[email protected] | ad50def5 | 2011-10-19 23:17:07 | [diff] [blame] | 1508 | content::NotificationService::current()->Notify( |
[email protected] | 43211582 | 2011-07-10 15:52:27 | [diff] [blame] | 1509 | content::NOTIFICATION_NAV_ENTRY_CHANGED, |
[email protected] | c5eed49 | 2012-01-04 17:07:50 | [diff] [blame] | 1510 | content::Source<NavigationController>(this), |
[email protected] | 6c2381d | 2011-10-19 02:52:53 | [diff] [blame] | 1511 | content::Details<content::EntryChangedDetails>(&det)); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1512 | } |
| 1513 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1514 | void NavigationControllerImpl::FinishRestore(int selected_index, |
| 1515 | bool from_last_session) { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1516 | DCHECK(selected_index >= 0 && selected_index < GetEntryCount()); |
[email protected] | 5e36967 | 2009-11-03 23:48:30 | [diff] [blame] | 1517 | ConfigureEntriesForRestore(&entries_, from_last_session); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1518 | |
[email protected] | 71fde35 | 2011-12-29 03:29:56 | [diff] [blame] | 1519 | SetMaxRestoredPageID(static_cast<int32>(GetEntryCount())); |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1520 | |
| 1521 | last_committed_entry_index_ = selected_index; |
initial.commit | 09911bf | 2008-07-26 23:55:29 | [diff] [blame] | 1522 | } |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1523 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1524 | void NavigationControllerImpl::DiscardNonCommittedEntriesInternal() { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1525 | if (pending_entry_index_ == -1) |
| 1526 | delete pending_entry_; |
| 1527 | pending_entry_ = NULL; |
| 1528 | pending_entry_index_ = -1; |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1529 | |
| 1530 | DiscardTransientEntry(); |
| 1531 | } |
| 1532 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1533 | void NavigationControllerImpl::DiscardTransientEntry() { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1534 | if (transient_entry_index_ == -1) |
| 1535 | return; |
[email protected] | a0e6926 | 2009-06-03 19:08:48 | [diff] [blame] | 1536 | entries_.erase(entries_.begin() + transient_entry_index_); |
[email protected] | 80858db5 | 2009-10-15 00:35:18 | [diff] [blame] | 1537 | if (last_committed_entry_index_ > transient_entry_index_) |
| 1538 | last_committed_entry_index_--; |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1539 | transient_entry_index_ = -1; |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1540 | } |
| 1541 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1542 | int NavigationControllerImpl::GetEntryIndexWithPageID( |
[email protected] | 7f0005a | 2009-04-15 03:25:11 | [diff] [blame] | 1543 | SiteInstance* instance, int32 page_id) const { |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1544 | for (int i = static_cast<int>(entries_.size()) - 1; i >= 0; --i) { |
[email protected] | 7f0005a | 2009-04-15 03:25:11 | [diff] [blame] | 1545 | if ((entries_[i]->site_instance() == instance) && |
[email protected] | 36fc039 | 2011-12-25 03:59:51 | [diff] [blame] | 1546 | (entries_[i]->GetPageID() == page_id)) |
[email protected] | 765b3550 | 2008-08-21 00:51:20 | [diff] [blame] | 1547 | return i; |
| 1548 | } |
| 1549 | return -1; |
| 1550 | } |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1551 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1552 | NavigationEntry* NavigationControllerImpl::GetTransientEntry() const { |
[email protected] | cbab76d | 2008-10-13 22:42:47 | [diff] [blame] | 1553 | if (transient_entry_index_ == -1) |
| 1554 | return NULL; |
| 1555 | return entries_[transient_entry_index_].get(); |
| 1556 | } |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1557 | |
[email protected] | d202a7c | 2012-01-04 07:53:47 | [diff] [blame] | 1558 | void NavigationControllerImpl::InsertEntriesFrom( |
| 1559 | const NavigationControllerImpl& source, |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1560 | int max_index) { |
[email protected] | a2602382 | 2011-12-29 00:23:55 | [diff] [blame] | 1561 | DCHECK_LE(max_index, source.GetEntryCount()); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1562 | size_t insert_index = 0; |
| 1563 | for (int i = 0; i < max_index; i++) { |
| 1564 | // When cloning a tab, copy all entries except interstitial pages |
[email protected] | ad23a09 | 2011-12-28 07:02:04 | [diff] [blame] | 1565 | if (source.entries_[i].get()->GetPageType() != |
[email protected] | 66fdbd5 | 2011-10-18 17:08:53 | [diff] [blame] | 1566 | content::PAGE_TYPE_INTERSTITIAL) { |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1567 | entries_.insert(entries_.begin() + insert_index++, |
[email protected] | 10f417c5 | 2011-12-28 21:04:23 | [diff] [blame] | 1568 | linked_ptr<NavigationEntryImpl>( |
| 1569 | new NavigationEntryImpl(*source.entries_[i]))); |
[email protected] | e1cd545 | 2010-08-26 18:03:25 | [diff] [blame] | 1570 | } |
| 1571 | } |
| 1572 | } |