diff options
Diffstat (limited to 'chromium/chrome/browser/resources/chromeos/wallpaper_manager/js/event_page.js')
| -rw-r--r-- | chromium/chrome/browser/resources/chromeos/wallpaper_manager/js/event_page.js | 404 |
1 files changed, 0 insertions, 404 deletions
diff --git a/chromium/chrome/browser/resources/chromeos/wallpaper_manager/js/event_page.js b/chromium/chrome/browser/resources/chromeos/wallpaper_manager/js/event_page.js deleted file mode 100644 index eba94a343e0..00000000000 --- a/chromium/chrome/browser/resources/chromeos/wallpaper_manager/js/event_page.js +++ /dev/null @@ -1,404 +0,0 @@ -// Copyright (c) 2013 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -var WALLPAPER_PICKER_WIDTH = 574; -var WALLPAPER_PICKER_HEIGHT = 420; - -var wallpaperPickerWindow; - -var surpriseWallpaper = null; - -function SurpriseWallpaper() { -} - -/** - * Gets SurpriseWallpaper instance. In case it hasn't been initialized, a new - * instance is created. - * @return {SurpriseWallpaper} A SurpriseWallpaper instance. - */ -SurpriseWallpaper.getInstance = function() { - if (!surpriseWallpaper) - surpriseWallpaper = new SurpriseWallpaper(); - return surpriseWallpaper; -}; - -/** - * Tries to change wallpaper to a new one in the background. May fail due to a - * network issue. - */ -SurpriseWallpaper.prototype.tryChangeWallpaper = function() { - var self = this; - var onFailure = function(status) { - if (status != 404) - self.fallbackToLocalRss_(); - else - self.updateRandomWallpaper_(); - }; - // Try to fetch newest rss as document from server first. If the requested - // URL is not found (404 error), set a random wallpaper displayed in the - // wallpaper picker. If any other error occurs, proceed with local copy of - // rss. - WallpaperUtil.fetchURL(Constants.WallpaperRssURL, 'document', function(xhr) { - WallpaperUtil.saveToLocalStorage(Constants.AccessLocalRssKey, - new XMLSerializer().serializeToString(xhr.responseXML)); - self.updateSurpriseWallpaper(xhr.responseXML); - }, onFailure); -}; - -/** - * Retries changing the wallpaper 1 hour later. This is called when fetching the - * rss or wallpaper from server fails. - * @private - */ -SurpriseWallpaper.prototype.retryLater_ = function() { - chrome.alarms.create('RetryAlarm', {delayInMinutes: 60}); -}; - -/** - * Fetches the cached rss feed from local storage in the event of being unable - * to download the online feed. - * @private - */ -SurpriseWallpaper.prototype.fallbackToLocalRss_ = function() { - var self = this; - Constants.WallpaperLocalStorage.get(Constants.AccessLocalRssKey, - function(items) { - var rssString = items[Constants.AccessLocalRssKey]; - if (rssString) { - self.updateSurpriseWallpaper(new DOMParser().parseFromString(rssString, - 'text/xml')); - } else { - self.updateSurpriseWallpaper(); - } - }); -}; - -/** - * Starts to change wallpaper. Called after rss is fetched. - * @param {Document=} opt_rss The fetched rss document. If opt_rss is null, uses - * a random wallpaper. - */ -SurpriseWallpaper.prototype.updateSurpriseWallpaper = function(opt_rss) { - if (opt_rss) { - var items = opt_rss.querySelectorAll('item'); - var date = new Date(new Date().toDateString()).getTime(); - for (var i = 0; i < items.length; i++) { - item = items[i]; - var disableDate = new Date(item.getElementsByTagNameNS( - Constants.WallpaperNameSpaceURI, 'disableDate')[0].textContent). - getTime(); - var enableDate = new Date(item.getElementsByTagNameNS( - Constants.WallpaperNameSpaceURI, 'enableDate')[0].textContent). - getTime(); - var regionsString = item.getElementsByTagNameNS( - Constants.WallpaperNameSpaceURI, 'regions')[0].textContent; - var regions = regionsString.split(', '); - if (enableDate <= date && disableDate > date && - regions.indexOf(navigator.language) != -1) { - var self = this; - this.setWallpaperFromRssItem_(item, - function() {}, - function(status) { - if (status != 404) - self.retryLater_(); - else - self.updateRandomWallpaper_(); - }); - return; - } - } - } - // No surprise wallpaper for today at current locale or fetching rss feed - // fails. Fallback to use a random one from wallpaper server. - this.updateRandomWallpaper_(); -}; - -/** - * Sets a new random wallpaper if one has not already been set today. - * @private - */ -SurpriseWallpaper.prototype.updateRandomWallpaper_ = function() { - var self = this; - var onSuccess = function(items) { - var dateString = new Date().toDateString(); - // At most one random wallpaper per day. - if (items[Constants.AccessLastSurpriseWallpaperChangedDate] != dateString) { - self.setRandomWallpaper_(dateString); - } - }; - WallpaperUtil.enabledSyncThemesCallback(function(syncEnabled) { - if (syncEnabled) { - Constants.WallpaperSyncStorage.get( - Constants.AccessLastSurpriseWallpaperChangedDate, onSuccess); - } else { - Constants.WallpaperLocalStorage.get( - Constants.AccessLastSurpriseWallpaperChangedDate, onSuccess); - } - }); -}; - -/** - * Sets wallpaper to one of the wallpapers displayed in wallpaper picker. If - * the wallpaper download fails, retry one hour later. Wallpapers that are - * disabled for surprise me are excluded. - * @param {string} dateString String representation of current local date. - * @private - */ -SurpriseWallpaper.prototype.setRandomWallpaper_ = function(dateString) { - var self = this; - Constants.WallpaperLocalStorage.get(Constants.AccessLocalManifestKey, - function(items) { - var manifest = items[Constants.AccessLocalManifestKey]; - if (manifest && manifest.wallpaper_list) { - var filtered = manifest.wallpaper_list.filter(function(element) { - // Older version manifest do not have available_for_surprise_me field. - // In this case, no wallpaper should be filtered out. - return element.available_for_surprise_me || - element.available_for_surprise_me == undefined; - }); - var index = Math.floor(Math.random() * filtered.length); - var wallpaper = filtered[index]; - var wallpaperURL = wallpaper.base_url + Constants.HighResolutionSuffix; - var onSuccess = function() { - WallpaperUtil.saveWallpaperInfo(wallpaperURL, wallpaper.default_layout, - Constants.WallpaperSourceEnum.Online); - WallpaperUtil.saveToLocalStorage( - Constants.AccessLastSurpriseWallpaperChangedDate, - dateString, function() { - WallpaperUtil.saveToSyncStorage( - Constants.AccessLastSurpriseWallpaperChangedDate, - dateString); - }); - }; - WallpaperUtil.setOnlineWallpaper(wallpaperURL, wallpaper.default_layout, - onSuccess, self.retryLater_.bind(self)); - } - }); -}; - -/** - * Sets wallpaper to the wallpaper specified by item from rss. If downloading - * the wallpaper fails, retry one hour later. - * @param {Element} item The wallpaper rss item element. - * @param {function} onSuccess Success callback. - * @param {function} onFailure Failure callback. - * @private - */ -SurpriseWallpaper.prototype.setWallpaperFromRssItem_ = function(item, - onSuccess, - onFailure) { - var url = item.querySelector('link').textContent; - var layout = item.getElementsByTagNameNS( - Constants.WallpaperNameSpaceURI, 'layout')[0].textContent; - var self = this; - WallpaperUtil.fetchURL(url, 'arraybuffer', function(xhr) { - if (xhr.response != null) { - chrome.wallpaperPrivate.setCustomWallpaper(xhr.response, layout, false, - 'surprise_wallpaper', - onSuccess); - WallpaperUtil.saveWallpaperInfo(url, layout, - Constants.WallpaperSourceEnum.Online); - var dateString = new Date().toDateString(); - WallpaperUtil.saveToLocalStorage( - Constants.AccessLastSurpriseWallpaperChangedDate, - dateString, function() { - WallpaperUtil.saveToSyncStorage( - Constants.AccessLastSurpriseWallpaperChangedDate, dataString); - }); - } else { - self.updateRandomWallpaper_(); - } - }, onFailure); -}; - -/** - * Disables the wallpaper surprise me feature. Clear all alarms and states. - */ -SurpriseWallpaper.prototype.disable = function() { - chrome.alarms.clearAll(); - // Makes last changed date invalid. - WallpaperUtil.saveToLocalStorage( - Constants.AccessLastSurpriseWallpaperChangedDate, '', function() { - WallpaperUtil.saveToSyncStorage( - Constants.AccessLastSurpriseWallpaperChangedDate, ''); - }); -}; - -/** - * Changes current wallpaper and sets up an alarm to schedule next change around - * midnight. - */ -SurpriseWallpaper.prototype.next = function() { - var nextUpdate = this.nextUpdateTime(new Date()); - chrome.alarms.create({when: nextUpdate}); - this.tryChangeWallpaper(); -}; - -/** - * Calculates when the next wallpaper change should be triggered. - * @param {Date} now Current time. - * @return {number} The time when next wallpaper change should happen. - */ -SurpriseWallpaper.prototype.nextUpdateTime = function(now) { - var nextUpdate = new Date(now.setDate(now.getDate() + 1)).toDateString(); - return new Date(nextUpdate).getTime(); -}; - -chrome.app.runtime.onLaunched.addListener(function() { - if (wallpaperPickerWindow && !wallpaperPickerWindow.contentWindow.closed) { - wallpaperPickerWindow.focus(); - chrome.wallpaperPrivate.minimizeInactiveWindows(); - return; - } - - chrome.app.window.create('main.html', { - frame: 'none', - width: WALLPAPER_PICKER_WIDTH, - height: WALLPAPER_PICKER_HEIGHT, - resizable: false, - alphaEnabled: true - }, function(w) { - wallpaperPickerWindow = w; - chrome.wallpaperPrivate.minimizeInactiveWindows(); - w.onClosed.addListener(function() { - chrome.wallpaperPrivate.restoreMinimizedWindows(); - }); - WallpaperUtil.testSendMessage('wallpaper-window-created'); - }); -}); - -chrome.syncFileSystem.onFileStatusChanged.addListener(function(detail) { - WallpaperUtil.enabledSyncThemesCallback(function(syncEnabled) { - if (!syncEnabled) - return; - if (detail.status == 'synced') { - if (detail.direction == 'remote_to_local') { - if (detail.action == 'added') { - Constants.WallpaperLocalStorage.get( - Constants.AccessLocalWallpaperInfoKey, - function(items) { - var localData = items[Constants.AccessLocalWallpaperInfoKey]; - if (localData && localData.url == detail.fileEntry.name && - localData.source == Constants.WallpaperSourceEnum.Custom) { - WallpaperUtil.setCustomWallpaperFromSyncFS(localData.url, - localData.layout); - } else if (!localData || localData.url != - detail.fileEntry.name.replace( - Constants.CustomWallpaperThumbnailSuffix, '')) { - // localData might be null on a powerwashed device. - WallpaperUtil.storeWallpaperFromSyncFSToLocalFS( - detail.fileEntry); - } - }); - } else if (detail.action == 'deleted') { - var fileName = detail.fileEntry.name.replace( - Constants.CustomWallpaperThumbnailSuffix, ''); - WallpaperUtil.deleteWallpaperFromLocalFS(fileName); - } - } else { // detail.direction == 'local_to_remote' - if (detail.action == 'deleted') { - WallpaperUtil.deleteWallpaperFromSyncFS(detail.fileEntry.name); - WallpaperUtil.deleteWallpaperFromLocalFS(detail.fileEntry.name); - } - } - } - }); -}); - -chrome.storage.onChanged.addListener(function(changes, namespace) { - WallpaperUtil.enabledSyncThemesCallback(function(syncEnabled) { - if (syncEnabled) { - // If sync theme is enabled, use values from chrome.storage.sync to sync - // wallpaper changes. - WallpaperUtil.requestSyncFS(function() {}); - if (changes[Constants.AccessSyncSurpriseMeEnabledKey]) { - if (changes[Constants.AccessSyncSurpriseMeEnabledKey].newValue) { - SurpriseWallpaper.getInstance().next(); - } else { - SurpriseWallpaper.getInstance().disable(); - } - } - - if (changes[Constants.AccessSyncWallpaperInfoKey]) { - var syncInfo = changes[Constants.AccessSyncWallpaperInfoKey].newValue; - - Constants.WallpaperSyncStorage.get( - Constants.AccessSyncSurpriseMeEnabledKey, function(enabledItems) { - var syncSurpriseMeEnabled = - enabledItems[Constants.AccessSyncSurpriseMeEnabledKey]; - - Constants.WallpaperSyncStorage.get( - Constants.AccessLastSurpriseWallpaperChangedDate, - function(items) { - var syncLastSurpriseMeChangedDate = - items[Constants.AccessLastSurpriseWallpaperChangedDate]; - - var today = new Date().toDateString(); - // If SurpriseMe is enabled and surprise wallpaper hasn't been - // changed today, we should not sync the change, instead onAlarm() - // will be triggered to update a surprise me wallpaper. - if (!syncSurpriseMeEnabled || - (syncSurpriseMeEnabled && - syncLastSurpriseMeChangedDate == today)) { - Constants.WallpaperLocalStorage.get( - Constants.AccessLocalWallpaperInfoKey, function(infoItems) { - var localInfo = - infoItems[Constants.AccessLocalWallpaperInfoKey]; - // Normally, the wallpaper info saved in local storage and sync - // storage are the same. If the synced value changed by sync - // service, they may different. In that case, change wallpaper - // to the one saved in sync storage and update the local value. - if (localInfo == undefined || - localInfo.url != syncInfo.url || - localInfo.layout != syncInfo.layout || - localInfo.source != syncInfo.source) { - if (syncInfo.source == Constants.WallpaperSourceEnum.Online) { - // TODO(bshe): Consider schedule an alarm to set online - // wallpaper later when failed. Note that we need to cancel - // the retry if user set another wallpaper before retry - // alarm invoked. - WallpaperUtil.setOnlineWallpaper(syncInfo.url, - syncInfo.layout, function() {}, function() {}); - } else if (syncInfo.source == - Constants.WallpaperSourceEnum.Custom) { - WallpaperUtil.setCustomWallpaperFromSyncFS(syncInfo.url, - syncInfo.layout); - } else if (syncInfo.source == - Constants.WallpaperSourceEnum.Default) { - chrome.wallpaperPrivate.resetWallpaper(); - } - WallpaperUtil.saveToLocalStorage( - Constants.AccessLocalWallpaperInfoKey, syncInfo); - } - }); - } - }); - }); - } - } else { - // If sync theme is disabled, use values from chrome.storage.local to - // track wallpaper changes. - if (changes[Constants.AccessLocalSurpriseMeEnabledKey]) { - if (changes[Constants.AccessLocalSurpriseMeEnabledKey].newValue) { - SurpriseWallpaper.getInstance().next(); - } else { - SurpriseWallpaper.getInstance().disable(); - } - } - } - }); -}); - -chrome.alarms.onAlarm.addListener(function() { - SurpriseWallpaper.getInstance().next(); -}); - -chrome.wallpaperPrivate.onWallpaperChangedBy3rdParty.addListener(function() { - WallpaperUtil.saveToLocalStorage( - Constants.AccessLocalSurpriseMeEnabledKey, false, function() { - WallpaperUtil.saveToSyncStorage(Constants.AccessSyncSurpriseMeEnabledKey, - false); - }); - SurpriseWallpaper.getInstance().disable(); -}); |