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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/ui/webui/history2_ui.h" | |
| 6 | |
| 7 #include <set> | |
| 8 | |
| 9 #include "base/bind.h" | |
| 10 #include "base/bind_helpers.h" | |
| 11 #include "base/callback_old.h" | |
| 12 #include "base/i18n/time_formatting.h" | |
| 13 #include "base/memory/singleton.h" | |
| 14 #include "base/message_loop.h" | |
| 15 #include "base/string16.h" | |
| 16 #include "base/string_number_conversions.h" | |
| 17 #include "base/string_piece.h" | |
| 18 #include "base/threading/thread.h" | |
| 19 #include "base/time.h" | |
| 20 #include "base/utf_string_conversions.h" | |
| 21 #include "base/values.h" | |
| 22 #include "chrome/browser/bookmarks/bookmark_model.h" | |
| 23 #include "chrome/browser/history/history_notifications.h" | |
| 24 #include "chrome/browser/history/history_types.h" | |
| 25 #include "chrome/browser/profiles/profile.h" | |
| 26 #include "chrome/browser/ui/browser.h" | |
| 27 #include "chrome/browser/ui/browser_list.h" | |
| 28 #include "chrome/browser/ui/webui/chrome_web_ui_data_source.h" | |
| 29 #include "chrome/browser/ui/webui/favicon_source.h" | |
| 30 #include "chrome/common/chrome_notification_types.h" | |
| 31 #include "chrome/common/time_format.h" | |
| 32 #include "chrome/common/url_constants.h" | |
| 33 #include "content/browser/tab_contents/tab_contents.h" | |
| 34 #include "content/browser/tab_contents/tab_contents_delegate.h" | |
| 35 #include "content/browser/user_metrics.h" | |
| 36 #include "content/public/browser/notification_details.h" | |
| 37 #include "content/public/browser/notification_source.h" | |
| 38 #include "grit/browser_resources.h" | |
| 39 #include "grit/chromium_strings.h" | |
| 40 #include "grit/generated_resources.h" | |
| 41 #include "grit/locale_settings.h" | |
| 42 #include "grit/theme_resources.h" | |
| 43 #include "grit/theme_resources_standard.h" | |
| 44 #include "net/base/escape.h" | |
| 45 #include "ui/base/l10n/l10n_util.h" | |
| 46 #include "ui/base/resource/resource_bundle.h" | |
| 47 | |
| 48 // Maximum number of search results to return in a given search. We should | |
| 49 // eventually remove this. | |
| 50 static const int kMaxSearchResults = 100; | |
| 51 | |
| 52 namespace { | |
| 53 | |
| 54 ChromeWebUIDataSource* CreateHistory2UIHTMLSource() { | |
| 55 ChromeWebUIDataSource* source = | |
| 56 new ChromeWebUIDataSource(chrome::kChromeUIHistory2Host); | |
| 57 | |
| 58 source->AddLocalizedString("loading", IDS_HISTORY_LOADING); | |
| 59 source->AddLocalizedString("title", IDS_HISTORY_TITLE); | |
| 60 source->AddLocalizedString("newest", IDS_HISTORY_NEWEST); | |
| 61 source->AddLocalizedString("newer", IDS_HISTORY_NEWER); | |
| 62 source->AddLocalizedString("older", IDS_HISTORY_OLDER); | |
| 63 source->AddLocalizedString("searchresultsfor", IDS_HISTORY_SEARCHRESULTSFOR); | |
| 64 source->AddLocalizedString("history", IDS_HISTORY_BROWSERESULTS); | |
| 65 source->AddLocalizedString("cont", IDS_HISTORY_CONTINUED); | |
| 66 source->AddLocalizedString("searchbutton", IDS_HISTORY_SEARCH_BUTTON); | |
| 67 source->AddLocalizedString("noresults", IDS_HISTORY_NO_RESULTS); | |
| 68 source->AddLocalizedString("noitems", IDS_HISTORY_NO_ITEMS); | |
| 69 source->AddLocalizedString("edithistory", IDS_HISTORY_START_EDITING_HISTORY); | |
| 70 source->AddLocalizedString("doneediting", IDS_HISTORY_STOP_EDITING_HISTORY); | |
| 71 source->AddLocalizedString("removeselected", | |
| 72 IDS_HISTORY_REMOVE_SELECTED_ITEMS); | |
| 73 source->AddLocalizedString("clearallhistory", | |
| 74 IDS_HISTORY_OPEN_CLEAR_BROWSING_DATA_DIALOG); | |
| 75 source->AddLocalizedString("deletewarning", | |
| 76 IDS_HISTORY_DELETE_PRIOR_VISITS_WARNING); | |
| 77 source->AddLocalizedString("actionMenuDescription", | |
| 78 IDS_HISTORY_ACTION_MENU_DESCRIPTION); | |
| 79 source->AddLocalizedString("removeFromHistory", IDS_HISTORY_REMOVE_PAGE); | |
| 80 source->AddLocalizedString("moreFromSite", IDS_HISTORY_MORE_FROM_SITE); | |
| 81 source->set_json_path("strings.js"); | |
| 82 source->add_resource_path("history2.js", IDR_HISTORY2_JS); | |
| 83 source->set_default_resource(IDR_HISTORY2_HTML); | |
| 84 return source; | |
| 85 }; | |
| 86 | |
| 87 } // namespace | |
| 88 | |
| 89 //////////////////////////////////////////////////////////////////////////////// | |
| 90 // | |
| 91 // HistoryHandler | |
| 92 // | |
| 93 //////////////////////////////////////////////////////////////////////////////// | |
| 94 BrowsingHistoryHandler2::BrowsingHistoryHandler2() | |
| 95 : search_text_() { | |
| 96 } | |
| 97 | |
| 98 BrowsingHistoryHandler2::~BrowsingHistoryHandler2() { | |
| 99 cancelable_search_consumer_.CancelAllRequests(); | |
| 100 cancelable_delete_consumer_.CancelAllRequests(); | |
| 101 } | |
| 102 | |
| 103 WebUIMessageHandler* BrowsingHistoryHandler2::Attach(WebUI* web_ui) { | |
| 104 // Create our favicon data source. | |
| 105 Profile* profile = Profile::FromWebUI(web_ui); | |
| 106 profile->GetChromeURLDataManager()->AddDataSource( | |
| 107 new FaviconSource(profile, FaviconSource::FAVICON)); | |
| 108 | |
| 109 // Get notifications when history is cleared. | |
| 110 registrar_.Add(this, chrome::NOTIFICATION_HISTORY_URLS_DELETED, | |
| 111 content::Source<Profile>(profile->GetOriginalProfile())); | |
| 112 return WebUIMessageHandler::Attach(web_ui); | |
| 113 } | |
| 114 | |
| 115 void BrowsingHistoryHandler2::RegisterMessages() { | |
| 116 web_ui_->RegisterMessageCallback("getHistory", | |
| 117 base::Bind(&BrowsingHistoryHandler2::HandleGetHistory, | |
| 118 base::Unretained(this))); | |
| 119 web_ui_->RegisterMessageCallback("searchHistory", | |
| 120 base::Bind(&BrowsingHistoryHandler2::HandleSearchHistory, | |
| 121 base::Unretained(this))); | |
| 122 web_ui_->RegisterMessageCallback("removeURLsOnOneDay", | |
| 123 base::Bind(&BrowsingHistoryHandler2::HandleRemoveURLsOnOneDay, | |
| 124 base::Unretained(this))); | |
| 125 web_ui_->RegisterMessageCallback("clearBrowsingData", | |
| 126 base::Bind(&BrowsingHistoryHandler2::HandleClearBrowsingData, | |
| 127 base::Unretained(this))); | |
| 128 } | |
| 129 | |
| 130 void BrowsingHistoryHandler2::HandleGetHistory(const ListValue* args) { | |
| 131 // Anything in-flight is invalid. | |
| 132 cancelable_search_consumer_.CancelAllRequests(); | |
| 133 | |
| 134 // Get arguments (if any). | |
| 135 int day = 0; | |
| 136 ExtractIntegerValue(args, &day); | |
| 137 | |
| 138 // Set our query options. | |
| 139 history::QueryOptions options; | |
| 140 options.begin_time = base::Time::Now().LocalMidnight(); | |
| 141 options.begin_time -= base::TimeDelta::FromDays(day); | |
| 142 options.end_time = base::Time::Now().LocalMidnight(); | |
| 143 options.end_time -= base::TimeDelta::FromDays(day - 1); | |
| 144 | |
| 145 // Need to remember the query string for our results. | |
| 146 search_text_ = string16(); | |
| 147 | |
| 148 HistoryService* hs = | |
| 149 Profile::FromWebUI(web_ui_)->GetHistoryService(Profile::EXPLICIT_ACCESS); | |
| 150 hs->QueryHistory(search_text_, | |
| 151 options, | |
| 152 &cancelable_search_consumer_, | |
| 153 base::Bind(&BrowsingHistoryHandler2::QueryComplete, | |
| 154 base::Unretained(this))); | |
| 155 } | |
| 156 | |
| 157 void BrowsingHistoryHandler2::HandleSearchHistory(const ListValue* args) { | |
| 158 // Anything in-flight is invalid. | |
| 159 cancelable_search_consumer_.CancelAllRequests(); | |
| 160 | |
| 161 // Get arguments (if any). | |
| 162 int month = 0; | |
| 163 string16 query; | |
| 164 ExtractSearchHistoryArguments(args, &month, &query); | |
| 165 | |
| 166 // Set the query ranges for the given month. | |
| 167 history::QueryOptions options = CreateMonthQueryOptions(month); | |
| 168 | |
| 169 // When searching, limit the number of results returned. | |
| 170 options.max_count = kMaxSearchResults; | |
| 171 | |
| 172 // Need to remember the query string for our results. | |
| 173 search_text_ = query; | |
| 174 HistoryService* hs = | |
| 175 Profile::FromWebUI(web_ui_)->GetHistoryService(Profile::EXPLICIT_ACCESS); | |
| 176 hs->QueryHistory(search_text_, | |
| 177 options, | |
| 178 &cancelable_search_consumer_, | |
| 179 base::Bind(&BrowsingHistoryHandler2::QueryComplete, | |
| 180 base::Unretained(this))); | |
| 181 } | |
| 182 | |
| 183 void BrowsingHistoryHandler2::HandleRemoveURLsOnOneDay(const ListValue* args) { | |
| 184 if (cancelable_delete_consumer_.HasPendingRequests()) { | |
| 185 web_ui_->CallJavascriptFunction("deleteFailed"); | |
| 186 return; | |
| 187 } | |
| 188 | |
| 189 // Get day to delete data from. | |
| 190 int visit_time = 0; | |
| 191 if (!ExtractIntegerValue(args, &visit_time)) { | |
| 192 LOG(ERROR) << "Unable to extract integer argument."; | |
| 193 web_ui_->CallJavascriptFunction("deleteFailed"); | |
| 194 return; | |
| 195 } | |
| 196 base::Time::Exploded exploded; | |
| 197 base::Time::FromTimeT( | |
| 198 static_cast<time_t>(visit_time)).LocalExplode(&exploded); | |
| 199 exploded.hour = exploded.minute = exploded.second = exploded.millisecond = 0; | |
| 200 base::Time begin_time = base::Time::FromLocalExploded(exploded); | |
| 201 base::Time end_time = begin_time + base::TimeDelta::FromDays(1); | |
| 202 | |
| 203 // Get URLs. | |
| 204 DCHECK(urls_to_be_deleted_.empty()); | |
| 205 for (ListValue::const_iterator v = args->begin() + 1; | |
| 206 v != args->end(); ++v) { | |
| 207 if ((*v)->GetType() != Value::TYPE_STRING) | |
| 208 continue; | |
| 209 const StringValue* string_value = static_cast<const StringValue*>(*v); | |
| 210 string16 string16_value; | |
| 211 if (!string_value->GetAsString(&string16_value)) | |
| 212 continue; | |
| 213 | |
| 214 urls_to_be_deleted_.insert(GURL(string16_value)); | |
| 215 } | |
| 216 | |
| 217 HistoryService* hs = | |
| 218 Profile::FromWebUI(web_ui_)->GetHistoryService(Profile::EXPLICIT_ACCESS); | |
| 219 hs->ExpireHistoryBetween( | |
| 220 urls_to_be_deleted_, begin_time, end_time, &cancelable_delete_consumer_, | |
| 221 base::Bind(&BrowsingHistoryHandler2::RemoveComplete, | |
| 222 base::Unretained(this))); | |
| 223 } | |
| 224 | |
| 225 void BrowsingHistoryHandler2::HandleClearBrowsingData(const ListValue* args) { | |
| 226 // TODO(beng): This is an improper direct dependency on Browser. Route this | |
| 227 // through some sort of delegate. | |
| 228 Profile* profile = Profile::FromWebUI(web_ui_); | |
| 229 Browser* browser = BrowserList::FindBrowserWithProfile(profile); | |
| 230 if (browser) | |
| 231 browser->OpenClearBrowsingDataDialog(); | |
| 232 } | |
| 233 | |
| 234 void BrowsingHistoryHandler2::QueryComplete( | |
| 235 HistoryService::Handle request_handle, | |
| 236 history::QueryResults* results) { | |
| 237 | |
| 238 ListValue results_value; | |
| 239 base::Time midnight_today = base::Time::Now().LocalMidnight(); | |
| 240 | |
| 241 for (size_t i = 0; i < results->size(); ++i) { | |
| 242 history::URLResult const &page = (*results)[i]; | |
| 243 DictionaryValue* page_value = new DictionaryValue(); | |
| 244 SetURLAndTitle(page_value, page.title(), page.url()); | |
| 245 | |
| 246 // Need to pass the time in epoch time (fastest JS conversion). | |
| 247 page_value->SetInteger("time", | |
| 248 static_cast<int>(page.visit_time().ToTimeT())); | |
| 249 | |
| 250 // Until we get some JS i18n infrastructure, we also need to | |
| 251 // pass the dates in as strings. This could use some | |
| 252 // optimization. | |
| 253 | |
| 254 // Only pass in the strings we need (search results need a shortdate | |
| 255 // and snippet, browse results need day and time information). | |
| 256 if (search_text_.empty()) { | |
| 257 // Figure out the relative date string. | |
| 258 string16 date_str = TimeFormat::RelativeDate(page.visit_time(), | |
| 259 &midnight_today); | |
| 260 if (date_str.empty()) { | |
| 261 date_str = base::TimeFormatFriendlyDate(page.visit_time()); | |
| 262 } else { | |
| 263 date_str = l10n_util::GetStringFUTF16( | |
| 264 IDS_HISTORY_DATE_WITH_RELATIVE_TIME, | |
| 265 date_str, | |
| 266 base::TimeFormatFriendlyDate(page.visit_time())); | |
| 267 } | |
| 268 page_value->SetString("dateRelativeDay", date_str); | |
| 269 page_value->SetString("dateTimeOfDay", | |
| 270 base::TimeFormatTimeOfDay(page.visit_time())); | |
| 271 } else { | |
| 272 page_value->SetString("dateShort", | |
| 273 base::TimeFormatShortDate(page.visit_time())); | |
| 274 page_value->SetString("snippet", page.snippet().text()); | |
| 275 } | |
| 276 Profile* profile = Profile::FromWebUI(web_ui_); | |
| 277 page_value->SetBoolean("starred", | |
| 278 profile->GetBookmarkModel()->IsBookmarked(page.url())); | |
| 279 results_value.Append(page_value); | |
| 280 } | |
| 281 | |
| 282 DictionaryValue info_value; | |
| 283 info_value.SetString("term", search_text_); | |
| 284 info_value.SetBoolean("finished", results->reached_beginning()); | |
| 285 | |
| 286 web_ui_->CallJavascriptFunction("historyResult", info_value, results_value); | |
| 287 } | |
| 288 | |
| 289 void BrowsingHistoryHandler2::RemoveComplete() { | |
| 290 urls_to_be_deleted_.clear(); | |
| 291 | |
| 292 // Notify the page that the deletion request succeeded. | |
| 293 web_ui_->CallJavascriptFunction("deleteComplete"); | |
| 294 } | |
| 295 | |
| 296 void BrowsingHistoryHandler2::ExtractSearchHistoryArguments( | |
| 297 const ListValue* args, | |
| 298 int* month, | |
| 299 string16* query) { | |
| 300 *month = 0; | |
| 301 Value* list_member; | |
| 302 | |
| 303 // Get search string. | |
| 304 if (args->Get(0, &list_member) && | |
| 305 list_member->GetType() == Value::TYPE_STRING) { | |
| 306 const StringValue* string_value = | |
| 307 static_cast<const StringValue*>(list_member); | |
| 308 string_value->GetAsString(query); | |
| 309 } | |
| 310 | |
| 311 // Get search month. | |
| 312 if (args->Get(1, &list_member) && | |
| 313 list_member->GetType() == Value::TYPE_STRING) { | |
| 314 const StringValue* string_value = | |
| 315 static_cast<const StringValue*>(list_member); | |
| 316 string16 string16_value; | |
| 317 if (string_value->GetAsString(&string16_value)) | |
| 318 base::StringToInt(string16_value, month); | |
| 319 } | |
| 320 } | |
| 321 | |
| 322 history::QueryOptions BrowsingHistoryHandler2::CreateMonthQueryOptions( | |
| 323 int month) { | |
| 324 history::QueryOptions options; | |
| 325 | |
| 326 // Configure the begin point of the search to the start of the | |
| 327 // current month. | |
| 328 base::Time::Exploded exploded; | |
| 329 base::Time::Now().LocalMidnight().LocalExplode(&exploded); | |
| 330 exploded.day_of_month = 1; | |
| 331 | |
| 332 if (month == 0) { | |
| 333 options.begin_time = base::Time::FromLocalExploded(exploded); | |
| 334 | |
| 335 // Set the end time of this first search to null (which will | |
| 336 // show results from the future, should the user's clock have | |
| 337 // been set incorrectly). | |
| 338 options.end_time = base::Time(); | |
| 339 } else { | |
| 340 // Set the end-time of this search to the end of the month that is | |
| 341 // |depth| months before the search end point. The end time is not | |
| 342 // inclusive, so we should feel free to set it to midnight on the | |
| 343 // first day of the following month. | |
| 344 exploded.month -= month - 1; | |
| 345 while (exploded.month < 1) { | |
| 346 exploded.month += 12; | |
| 347 exploded.year--; | |
| 348 } | |
| 349 options.end_time = base::Time::FromLocalExploded(exploded); | |
| 350 | |
| 351 // Set the begin-time of the search to the start of the month | |
| 352 // that is |depth| months prior to search_start_. | |
| 353 if (exploded.month > 1) { | |
| 354 exploded.month--; | |
| 355 } else { | |
| 356 exploded.month = 12; | |
| 357 exploded.year--; | |
| 358 } | |
| 359 options.begin_time = base::Time::FromLocalExploded(exploded); | |
| 360 } | |
| 361 | |
| 362 return options; | |
| 363 } | |
| 364 | |
| 365 void BrowsingHistoryHandler2::Observe( | |
| 366 int type, | |
| 367 const content::NotificationSource& source, | |
| 368 const content::NotificationDetails& details) { | |
| 369 if (type != chrome::NOTIFICATION_HISTORY_URLS_DELETED) { | |
| 370 NOTREACHED(); | |
| 371 return; | |
| 372 } | |
| 373 history::URLsDeletedDetails* deletedDetails = | |
| 374 content::Details<history::URLsDeletedDetails>(details).ptr(); | |
| 375 if (deletedDetails->urls != urls_to_be_deleted_) { | |
| 376 // Notify the page that someone else deleted from the history. | |
| 377 web_ui_->CallJavascriptFunction("historyDeleted"); | |
| 378 } | |
| 379 } | |
| 380 | |
| 381 //////////////////////////////////////////////////////////////////////////////// | |
| 382 // | |
| 383 // HistoryUIContents | |
| 384 // | |
| 385 //////////////////////////////////////////////////////////////////////////////// | |
| 386 | |
| 387 HistoryUI2::HistoryUI2(TabContents* contents) : ChromeWebUI(contents) { | |
| 388 AddMessageHandler((new BrowsingHistoryHandler2())->Attach(this)); | |
| 389 | |
| 390 // Set up the chrome://history2/ source. | |
| 391 Profile* profile = Profile::FromBrowserContext(contents->browser_context()); | |
| 392 profile->GetChromeURLDataManager()->AddDataSource( | |
| 393 CreateHistory2UIHTMLSource()); | |
| 394 } | |
| 395 | |
| 396 // static | |
| 397 const GURL HistoryUI2::GetHistoryURLWithSearchText(const string16& text) { | |
| 398 return GURL(std::string(chrome::kChromeUIHistory2URL) + "#q=" + | |
| 399 net::EscapeQueryParamValue(UTF16ToUTF8(text), true)); | |
| 400 } | |
| 401 | |
| 402 // static | |
| 403 RefCountedMemory* HistoryUI2::GetFaviconResourceBytes() { | |
| 404 return ResourceBundle::GetSharedInstance(). | |
| 405 LoadDataResourceBytes(IDR_HISTORY_FAVICON); | |
| 406 } | |
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