diff options
Diffstat (limited to 'application/palemoon/components/downloads/content')
| -rw-r--r-- | application/palemoon/components/downloads/content/allDownloadsViewOverlay.js | 1200 | ||||
| -rw-r--r-- | application/palemoon/components/downloads/content/downloads.js | 490 |
2 files changed, 633 insertions, 1057 deletions
diff --git a/application/palemoon/components/downloads/content/allDownloadsViewOverlay.js b/application/palemoon/components/downloads/content/allDownloadsViewOverlay.js index 054f0405f..4830f2128 100644 --- a/application/palemoon/components/downloads/content/allDownloadsViewOverlay.js +++ b/application/palemoon/components/downloads/content/allDownloadsViewOverlay.js @@ -2,30 +2,32 @@ * License, v. 2.0. If a copy of the MPL was not distributed with this file, * You can obtain one at http://mozilla.org/MPL/2.0/. */ -/** - * THE PLACES VIEW IMPLEMENTED IN THIS FILE HAS A VERY PARTICULAR USE CASE. - * IT IS HIGHLY RECOMMENDED NOT TO EXTEND IT FOR ANY OTHER USE CASES OR RELY - * ON IT AS AN API. - */ - -var Cu = Components.utils; -var Ci = Components.interfaces; -var Cc = Components.classes; +var { classes: Cc, interfaces: Ci, utils: Cu, results: Cr } = Components; Cu.import("resource://gre/modules/XPCOMUtils.jsm"); -Cu.import("resource://gre/modules/Services.jsm"); -Cu.import("resource://gre/modules/NetUtil.jsm"); -Cu.import("resource://gre/modules/DownloadUtils.jsm"); -Cu.import("resource:///modules/DownloadsCommon.jsm"); -Cu.import("resource://gre/modules/PlacesUtils.jsm"); -Cu.import("resource://gre/modules/osfile.jsm"); - -XPCOMUtils.defineLazyModuleGetter(this, "PrivateBrowsingUtils", - "resource://gre/modules/PrivateBrowsingUtils.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "RecentWindow", - "resource:///modules/RecentWindow.jsm"); + +XPCOMUtils.defineLazyModuleGetter(this, "DownloadUtils", + "resource://gre/modules/DownloadUtils.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "DownloadsCommon", + "resource:///modules/DownloadsCommon.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "DownloadsViewUI", + "resource:///modules/DownloadsViewUI.jsm"); XPCOMUtils.defineLazyModuleGetter(this, "FileUtils", "resource://gre/modules/FileUtils.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "NetUtil", + "resource://gre/modules/NetUtil.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "OS", + "resource://gre/modules/osfile.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "PlacesUtils", + "resource://gre/modules/PlacesUtils.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "Promise", + "resource://gre/modules/Promise.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "RecentWindow", + "resource:///modules/RecentWindow.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "Services", + "resource://gre/modules/Services.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "Task", + "resource://gre/modules/Task.jsm"); const nsIDM = Ci.nsIDownloadManager; @@ -38,549 +40,268 @@ const DOWNLOAD_VIEW_SUPPORTED_COMMANDS = "downloadsCmd_open", "downloadsCmd_show", "downloadsCmd_retry", "downloadsCmd_openReferrer", "downloadsCmd_clearDownloads"]; -const NOT_AVAILABLE = Number.MAX_VALUE; - /** - * A download element shell is responsible for handling the commands and the - * displayed data for a single download view element. The download element - * could represent either a past download (for which we get data from places) or - * a "session" download (using a data-item object. See DownloadsCommon.jsm), or both. - * - * Once initialized with either a data item or a places node, the created richlistitem - * can be accessed through the |element| getter, and can then be inserted/removed from - * a richlistbox. - * - * The shell doesn't take care of inserting the item, or removing it when it's no longer - * valid. That's the caller (a DownloadsPlacesView object) responsibility. + * Represents a download from the browser history. It implements part of the + * interface of the Download object. * - * The caller is also responsible for "passing over" notification from both the - * download-view and the places-result-observer, in the following manner: - * - The DownloadsPlacesView object implements getViewItem of the download-view - * pseudo interface. It returns this object (therefore we implement - * onStateChangea and onProgressChange here). - * - The DownloadsPlacesView object adds itself as a places result observer and - * calls this object's placesNodeIconChanged, placesNodeTitleChanged and - * placeNodeAnnotationChanged from its callbacks. - * - * @param [optional] aDataItem - * The data item of a the session download. Required if aPlacesNode is not set - * @param [optional] aPlacesNode - * The places node for a past download. Required if aDataItem is not set. - * @param [optional] aAnnotations - * Map containing annotations values, to speed up the initial loading. + * @param aPlacesNode + * The Places node from which the history download should be initialized. */ -function DownloadElementShell(aDataItem, aPlacesNode, aAnnotations) { - this._element = document.createElement("richlistitem"); - this._element._shell = this; - - this._element.classList.add("download"); - this._element.classList.add("download-state"); - - if (aAnnotations) - this._annotations = aAnnotations; - if (aDataItem) - this.dataItem = aDataItem; - if (aPlacesNode) - this.placesNode = aPlacesNode; +function HistoryDownload(aPlacesNode) { + // TODO (bug 829201): history downloads should get the referrer from Places. + this.source = { + url: aPlacesNode.uri, + }; + this.target = { + path: undefined, + exists: false, + size: undefined, + }; + + // In case this download cannot obtain its end time from the Places metadata, + // use the time from the Places node, that is the start time of the download. + this.endTime = aPlacesNode.time / 1000; } -DownloadElementShell.prototype = { - // The richlistitem for the download - get element() this._element, - +HistoryDownload.prototype = { /** - * Manages the "active" state of the shell. By default all the shells - * without a dataItem are inactive, thus their UI is not updated. They must - * be activated when entering the visible area. Session downloads are - * always active since they always have a dataItem. + * Pushes information from Places metadata into this object. */ - ensureActive: function DES_ensureActive() { - if (!this._active) { - this._active = true; - this._element.setAttribute("active", true); - this._updateUI(); - } - }, - get active() !!this._active, - - // The data item for the download - _dataItem: null, - get dataItem() this._dataItem, - - set dataItem(aValue) { - if (this._dataItem != aValue) { - if (!aValue && !this._placesNode) - throw new Error("Should always have either a dataItem or a placesNode"); - - this._dataItem = aValue; - if (!this.active) - this.ensureActive(); - else - this._updateUI(); + updateFromMetaData(metaData) { + try { + this.target.path = Cc["@mozilla.org/network/protocol;1?name=file"] + .getService(Ci.nsIFileProtocolHandler) + .getFileFromURLSpec(metaData.targetFileSpec).path; + } catch (ex) { + this.target.path = undefined; } - return aValue; - }, - - _placesNode: null, - get placesNode() this._placesNode, - set placesNode(aValue) { - if (this._placesNode != aValue) { - if (!aValue && !this._dataItem) - throw new Error("Should always have either a dataItem or a placesNode"); - - // Preserve the annotations map if this is the first loading and we got - // cached values. - if (this._placesNode || !this._annotations) { - this._annotations = new Map(); - } - - this._placesNode = aValue; - // We don't need to update the UI if we had a data item, because - // the places information isn't used in this case. - if (!this._dataItem && this.active) - this._updateUI(); + if ("state" in metaData) { + this.succeeded = metaData.state == nsIDM.DOWNLOAD_FINISHED; + this.error = metaData.state == nsIDM.DOWNLOAD_FAILED + ? { message: "History download failed." } + : metaData.state == nsIDM.DOWNLOAD_BLOCKED_PARENTAL + ? { becauseBlockedByParentalControls: true } + : metaData.state == nsIDM.DOWNLOAD_DIRTY + ? { becauseBlockedByReputationCheck: true } + : null; + this.canceled = metaData.state == nsIDM.DOWNLOAD_CANCELED || + metaData.state == nsIDM.DOWNLOAD_PAUSED; + this.endTime = metaData.endTime; + + // Normal history downloads are assumed to exist until the user interface + // is refreshed, at which point these values may be updated. + this.target.exists = true; + this.target.size = metaData.fileSize; + } else { + // Metadata might be missing from a download that has started but hasn't + // stopped already. Normally, this state is overridden with the one from + // the corresponding in-progress session download. But if the browser is + // terminated abruptly and additionally the file with information about + // in-progress downloads is lost, we may end up using this state. We use + // the failed state to allow the download to be restarted. + // + // On the other hand, if the download is missing the target file + // annotation as well, it is just a very old one, and we can assume it + // succeeded. + this.succeeded = !this.target.path; + this.error = this.target.path ? { message: "Unstarted download." } : null; + this.canceled = false; + + // These properties may be updated if the user interface is refreshed. + this.target.exists = false; + this.target.size = undefined; } - return aValue; - }, - - // The download uri (as a string) - get downloadURI() { - if (this._dataItem) - return this._dataItem.uri; - if (this._placesNode) - return this._placesNode.uri; - throw new Error("Unexpected download element state"); }, - get _downloadURIObj() { - if (!("__downloadURIObj" in this)) - this.__downloadURIObj = NetUtil.newURI(this.downloadURI); - return this.__downloadURIObj; - }, - - _getIcon: function DES__getIcon() { - let metaData = this.getDownloadMetaData(); - if ("filePath" in metaData) - return "moz-icon://" + metaData.filePath + "?size=32"; - - if (this._placesNode) { - // Try to extract an extension from the uri. - let ext = this._downloadURIObj.QueryInterface(Ci.nsIURL).fileExtension; - if (ext) - return "moz-icon://." + ext + "?size=32"; - return this._placesNode.icon || "moz-icon://.unknown?size=32"; - } - if (this._dataItem) - throw new Error("Session-download items should always have a target file uri"); + /** + * History downloads are never in progress. + */ + stopped: true, - throw new Error("Unexpected download element state"); - }, + /** + * No percentage indication is shown for history downloads. + */ + hasProgress: false, - // Helper for getting a places annotation set for the download. - _getAnnotation: function DES__getAnnotation(aAnnotation, aDefaultValue) { - let value; - if (this._annotations.has(aAnnotation)) - value = this._annotations.get(aAnnotation); + /** + * History downloads cannot be restarted using their partial data, even if + * they are indicated as paused in their Places metadata. The only way is to + * use the information from a persisted session download, that will be shown + * instead of the history download. In case this session download is not + * available, we show the history download as canceled, not paused. + */ + hasPartialData: false, - // If the value is cached, or we know it doesn't exist, avoid a database - // lookup. - if (value === undefined) { - try { - value = PlacesUtils.annotations.getPageAnnotation( - this._downloadURIObj, aAnnotation); - } - catch(ex) { - value = NOT_AVAILABLE; - } - } + /** + * This method mimicks the "start" method of session downloads, and is called + * when the user retries a history download. + * + * At present, we always ask the user for a new target path when retrying a + * history download. In the future we may consider reusing the known target + * path if the folder still exists and the file name is not already used, + * except when the user preferences indicate that the target path should be + * requested every time a new download is started. + */ + start() { + let browserWin = RecentWindow.getMostRecentBrowserWindow(); + let initiatingDoc = browserWin ? browserWin.document : document; - if (value === NOT_AVAILABLE) { - if (aDefaultValue === undefined) { - throw new Error("Could not get required annotation '" + aAnnotation + - "' for download with url '" + this.downloadURI + "'"); - } - value = aDefaultValue; - } + // Do not suggest a file name if we don't know the original target. + let leafName = this.target.path ? OS.Path.basename(this.target.path) : null; + DownloadURL(this.source.url, leafName, initiatingDoc); - this._annotations.set(aAnnotation, value); - return value; + return Promise.resolve(); }, - _fetchTargetFileInfo: function DES__fetchTargetFileInfo(aUpdateMetaDataAndStatusUI = false) { - if (this._targetFileInfoFetched) - throw new Error("_fetchTargetFileInfo should not be called if the information was already fetched"); - if (!this.active) - throw new Error("Trying to _fetchTargetFileInfo on an inactive download shell"); - - let path = this.getDownloadMetaData().filePath; - - // In previous version, the target file annotations were not set, - // so we cannot tell where is the file. - if (path === undefined) { - this._targetFileInfoFetched = true; - this._targetFileExists = false; - if (aUpdateMetaDataAndStatusUI) { - this._metaData = null; - this._updateDownloadStatusUI(); - } - // Here we don't need to update the download commands, - // as the state is unknown as it was. - return; + /** + * This method mimicks the "refresh" method of session downloads, except that + * it cannot notify that the data changed to the Downloads View. + */ + refresh: Task.async(function* () { + try { + this.target.size = (yield OS.File.stat(this.target.path)).size; + this.target.exists = true; + } catch (ex) { + // We keep the known file size from the metadata, if any. + this.target.exists = false; } + }), +}; - OS.File.stat(path).then( - function onSuccess(fileInfo) { - this._targetFileInfoFetched = true; - this._targetFileExists = true; - this._targetFileSize = fileInfo.size; - if (aUpdateMetaDataAndStatusUI) { - this._metaData = null; - this._updateDownloadStatusUI(); - } - if (this._element.selected) - goUpdateDownloadCommands(); - }.bind(this), - - function onFailure(reason) { - if (reason instanceof OS.File.Error && reason.becauseNoSuchFile) { - this._targetFileInfoFetched = true; - this._targetFileExists = false; - } - else { - Cu.reportError("Could not fetch info for target file (reason: " + - reason + ")"); - } +/** + * A download element shell is responsible for handling the commands and the + * displayed data for a single download view element. + * + * The shell may contain a session download, a history download, or both. When + * both a history and a session download are present, the session download gets + * priority and its information is displayed. + * + * On construction, a new richlistitem is created, and can be accessed through + * the |element| getter. The shell doesn't insert the item in a richlistbox, the + * caller must do it and remove the element when it's no longer needed. + * + * The caller is also responsible for forwarding status notifications for + * session downloads, calling the onStateChanged and onChanged methods. + * + * @param [optional] aSessionDownload + * The session download, required if aHistoryDownload is not set. + * @param [optional] aHistoryDownload + * The history download, required if aSessionDownload is not set. + */ +function HistoryDownloadElementShell(aSessionDownload, aHistoryDownload) { + this.element = document.createElement("richlistitem"); + this.element._shell = this; - if (aUpdateMetaDataAndStatusUI) { - this._metaData = null; - this._updateDownloadStatusUI(); - } + this.element.classList.add("download"); + this.element.classList.add("download-state"); - if (this._element.selected) - goUpdateDownloadCommands(); - }.bind(this) - ); - }, + if (aSessionDownload) { + this.sessionDownload = aSessionDownload; + } + if (aHistoryDownload) { + this.historyDownload = aHistoryDownload; + } +} - _getAnnotatedMetaData: function DES__getAnnotatedMetaData() - JSON.parse(this._getAnnotation(DOWNLOAD_META_DATA_ANNO)), +HistoryDownloadElementShell.prototype = { + __proto__: DownloadsViewUI.DownloadElementShell.prototype, - _extractFilePathAndNameFromFileURI: - function DES__extractFilePathAndNameFromFileURI(aFileURI) { - let file = Cc["@mozilla.org/network/protocol;1?name=file"] - .getService(Ci.nsIFileProtocolHandler) - .getFileFromURLSpec(aFileURI); - return [file.path, file.leafName]; + /** + * Manages the "active" state of the shell. By default all the shells without + * a session download are inactive, thus their UI is not updated. They must + * be activated when entering the visible area. Session downloads are always + * active. + */ + ensureActive: function DES_ensureActive() { + if (!this._active) { + this._active = true; + this.element.setAttribute("active", true); + this._updateUI(); + } }, + get active() !!this._active, /** - * Retrieve the meta data object for the download. The following fields - * may be set. - * - * - state - any download state defined in nsIDownloadManager. If this field - * is not set, the download state is unknown. - * - endTime: the end time of the download. - * - filePath: the downloaded file path on the file system, when it - * was downloaded. The file may not exist. This is set for session - * downloads that have a local file set, and for history downloads done - * after the landing of bug 591289. - * - fileName: the downloaded file name on the file system. Set if filePath - * is set. - * - displayName: the user-facing label for the download. This is always - * set. If available, it's set to the downloaded file name. If not, - * the places title for the download uri is used. As a last resort, - * we fallback to the download uri. - * - fileSize (only set for downloads which completed successfully): - * the downloaded file size. For downloads done after the landing of - * bug 826991, this value is "static" - that is, it does not necessarily - * mean that the file is in place and has this size. + * Overrides the base getter to return the Download or HistoryDownload object + * for displaying information and executing commands in the user interface. */ - getDownloadMetaData: function DES_getDownloadMetaData() { - if (!this._metaData) { - if (this._dataItem) { - let s = DownloadsCommon.strings; - let referrer = this._dataItem.referrer || this._dataItem.uri; - let [displayHost, fullHost] = DownloadUtils.getURIHost(referrer); - this._metaData = { - state: this._dataItem.state, - endTime: this._dataItem.endTime, - fileName: this._dataItem.target, - displayName: this._dataItem.target, - extendedDisplayName: s.statusSeparator(this._dataItem.target, displayHost), - extendedDisplayNameTip: s.statusSeparator(this._dataItem.target, fullHost) - }; - if (this._dataItem.done) - this._metaData.fileSize = this._dataItem.maxBytes; - if (this._dataItem.localFile) - this._metaData.filePath = this._dataItem.localFile.path; + get download() this._sessionDownload || this._historyDownload, + + _sessionDownload: null, + get sessionDownload() this._sessionDownload, + set sessionDownload(aValue) { + if (this._sessionDownload != aValue) { + if (!aValue && !this._historyDownload) { + throw new Error("Should always have either a Download or a HistoryDownload"); } - else { - try { - this._metaData = this._getAnnotatedMetaData(); - } - catch(ex) { - this._metaData = { }; - if (this._targetFileInfoFetched && this._targetFileExists) { - this._metaData.state = this._targetFileSize > 0 ? - nsIDM.DOWNLOAD_FINISHED : nsIDM.DOWNLOAD_FAILED; - this._metaData.fileSize = this._targetFileSize; - } - // This is actually the start-time, but it's the best we can get. - this._metaData.endTime = this._placesNode.time / 1000; - } + this._sessionDownload = aValue; - try { - let targetFileURI = this._getAnnotation(DESTINATION_FILE_URI_ANNO); - [this._metaData.filePath, this._metaData.fileName] = - this._extractFilePathAndNameFromFileURI(targetFileURI); - this._metaData.displayName = this._metaData.fileName; - } - catch(ex) { - this._metaData.displayName = this._placesNode.title || this.downloadURI; - } - } + this.ensureActive(); + this._updateUI(); } - return this._metaData; + return aValue; }, - // The status text for the download - _getStatusText: function DES__getStatusText() { - let s = DownloadsCommon.strings; - if (this._dataItem && this._dataItem.inProgress) { - if (this._dataItem.paused) { - let transfer = - DownloadUtils.getTransferTotal(this._dataItem.currBytes, - this._dataItem.maxBytes); - - // We use the same XUL label to display both the state and the amount - // transferred, for example "Paused - 1.1 MB". - return s.statusSeparatorBeforeNumber(s.statePaused, transfer); - } - if (this._dataItem.state == nsIDM.DOWNLOAD_DOWNLOADING) { - let [status, newEstimatedSecondsLeft] = - DownloadUtils.getDownloadStatus(this.dataItem.currBytes, - this.dataItem.maxBytes, - this.dataItem.speed, - this._lastEstimatedSecondsLeft || Infinity); - this._lastEstimatedSecondsLeft = newEstimatedSecondsLeft; - return status; - } - if (this._dataItem.starting) { - return s.stateStarting; - } - if (this._dataItem.state == nsIDM.DOWNLOAD_SCANNING) { - return s.stateScanning; + _historyDownload: null, + get historyDownload() this._historyDownload, + set historyDownload(aValue) { + if (this._historyDownload != aValue) { + if (!aValue && !this._sessionDownload) { + throw new Error("Should always have either a Download or a HistoryDownload"); } - throw new Error("_getStatusText called with a bogus download state"); - } + this._historyDownload = aValue; - // This is a not-in-progress or history download. - let stateLabel = ""; - let state = this.getDownloadMetaData().state; - switch (state) { - case nsIDM.DOWNLOAD_FAILED: - stateLabel = s.stateFailed; - break; - case nsIDM.DOWNLOAD_CANCELED: - stateLabel = s.stateCanceled; - break; - case nsIDM.DOWNLOAD_BLOCKED_PARENTAL: - stateLabel = s.stateBlockedParentalControls; - break; - case nsIDM.DOWNLOAD_BLOCKED_POLICY: - stateLabel = s.stateBlockedPolicy; - break; - case nsIDM.DOWNLOAD_DIRTY: - stateLabel = s.stateDirty; - break; - case nsIDM.DOWNLOAD_FINISHED:{ - // For completed downloads, show the file size (e.g. "1.5 MB") - let metaData = this.getDownloadMetaData(); - if ("fileSize" in metaData) { - let [size, unit] = DownloadUtils.convertByteUnits(metaData.fileSize); - stateLabel = s.sizeWithUnits(size, unit); - break; - } - // Fallback to default unknown state. + // We don't need to update the UI if we had a session data item, because + // the places information isn't used in this case. + if (!this._sessionDownload) { + this._updateUI(); } - default: - stateLabel = s.sizeUnknown; - break; - } - - // TODO (bug 829201): history downloads should get the referrer from Places. - let referrer = this._dataItem && this._dataItem.referrer || - this.downloadURI; - let [displayHost, fullHost] = DownloadUtils.getURIHost(referrer); - - let date = new Date(this.getDownloadMetaData().endTime); - let [displayDate, fullDate] = DownloadUtils.getReadableDates(date); - - // We use the same XUL label to display the state, the host name, and the - // end time. - let firstPart = s.statusSeparator(stateLabel, displayHost); - return s.statusSeparator(firstPart, displayDate); - }, - - // The progressmeter element for the download - get _progressElement() { - if (!("__progressElement" in this)) { - this.__progressElement = - document.getAnonymousElementByAttribute(this._element, "anonid", - "progressmeter"); } - return this.__progressElement; + return aValue; }, - // Updates the download state attribute (and by that hide/unhide the - // appropriate buttons and context menu items), the status text label, - // and the progress meter. - _updateDownloadStatusUI: function DES__updateDownloadStatusUI() { - if (!this.active) - throw new Error("_updateDownloadStatusUI called for an inactive item."); - - let state = this.getDownloadMetaData().state; - if (state !== undefined) - this._element.setAttribute("state", state); - - this._element.setAttribute("status", this._getStatusText()); - - // For past-downloads, we're done. For session-downloads, we may also need - // to update the progress-meter. - if (!this._dataItem) + _updateUI() { + // There is nothing to do if the item has always been invisible. + if (!this.active) { return; - - // Copied from updateProgress in downloads.js. - if (this._dataItem.starting) { - // Before the download starts, the progress meter has its initial value. - this._element.setAttribute("progressmode", "normal"); - this._element.setAttribute("progress", "0"); - } - else if (this._dataItem.state == nsIDM.DOWNLOAD_SCANNING || - this._dataItem.percentComplete == -1) { - // We might not know the progress of a running download, and we don't know - // the remaining time during the malware scanning phase. - this._element.setAttribute("progressmode", "undetermined"); } - else { - // This is a running download of which we know the progress. - this._element.setAttribute("progressmode", "normal"); - this._element.setAttribute("progress", this._dataItem.percentComplete); - } - - // Dispatch the ValueChange event for accessibility, if possible. - if (this._progressElement) { - let event = document.createEvent("Events"); - event.initEvent("ValueChange", true, true); - this._progressElement.dispatchEvent(event); - } - }, - - _updateDisplayNameAndIcon: function DES__updateDisplayNameAndIcon() { - let metaData = this.getDownloadMetaData(); - this._element.setAttribute("displayName", metaData.displayName); - if ("extendedDisplayName" in metaData) - this._element.setAttribute("extendedDisplayName", metaData.extendedDisplayName); - if ("extendedDisplayNameTip" in metaData) - this._element.setAttribute("extendedDisplayNameTip", metaData.extendedDisplayNameTip); - this._element.setAttribute("image", this._getIcon()); - }, - - _updateUI: function DES__updateUI() { - if (!this.active) - throw new Error("Trying to _updateUI on an inactive download shell"); - - this._metaData = null; - this._targetFileInfoFetched = false; - this._updateDisplayNameAndIcon(); + // Since the state changed, we may need to check the target file again. + this._targetFileChecked = false; - // For history downloads done in past releases, the downloads/metaData - // annotation is not set, and therefore we cannot tell the download - // state without the target file information. - if (this._dataItem || this.getDownloadMetaData().state !== undefined) - this._updateDownloadStatusUI(); - else - this._fetchTargetFileInfo(true); + this._updateState(); }, - placesNodeIconChanged: function DES_placesNodeIconChanged() { - if (!this._dataItem) - this._element.setAttribute("image", this._getIcon()); - }, + get statusTextAndTip() { + let status = this.rawStatusTextAndTip; - placesNodeTitleChanged: function DES_placesNodeTitleChanged() { - // If there's a file path, we use the leaf name for the title. - if (!this._dataItem && this.active && !this.getDownloadMetaData().filePath) { - this._metaData = null; - this._updateDisplayNameAndIcon(); + // The base object would show extended progress information in the tooltip, + // but we move this to the main view and never display a tooltip. + if (!this.download.stopped) { + status.text = status.tip; } - }, + status.tip = ""; - placesNodeAnnotationChanged: function DES_placesNodeAnnotationChanged(aAnnoName) { - this._annotations.delete(aAnnoName); - if (!this._dataItem && this.active) { - if (aAnnoName == DOWNLOAD_META_DATA_ANNO) { - let metaData = this.getDownloadMetaData(); - let annotatedMetaData = this._getAnnotatedMetaData(); - metaData.endTime = annotatedMetaData.endTime; - if ("fileSize" in annotatedMetaData) - metaData.fileSize = annotatedMetaData.fileSize; - else - delete metaData.fileSize; - - if (metaData.state != annotatedMetaData.state) { - metaData.state = annotatedMetaData.state; - if (this._element.selected) - goUpdateDownloadCommands(); - } - - this._updateDownloadStatusUI(); - } - else if (aAnnoName == DESTINATION_FILE_URI_ANNO) { - let metaData = this.getDownloadMetaData(); - let targetFileURI = this._getAnnotation(DESTINATION_FILE_URI_ANNO); - [metaData.filePath, metaData.fileName] = - this._extractFilePathAndNameFromFileURI(targetFileURI); - metaData.displayName = metaData.fileName; - this._updateDisplayNameAndIcon(); - - if (this._targetFileInfoFetched) { - // This will also update the download commands if necessary. - this._targetFileInfoFetched = false; - this._fetchTargetFileInfo(); - } - } - } + return status; }, - /* DownloadView */ - onStateChange: function DES_onStateChange(aOldState) { - let metaData = this.getDownloadMetaData(); - metaData.state = this.dataItem.state; - if (aOldState != nsIDM.DOWNLOAD_FINISHED && aOldState != metaData.state) { - // See comment in DVI_onStateChange in downloads.js (the panel-view) - this._element.setAttribute("image", this._getIcon() + "&state=normal"); - metaData.fileSize = this._dataItem.maxBytes; - if (this._targetFileInfoFetched) { - this._targetFileInfoFetched = false; - this._fetchTargetFileInfo(); - } - } + onStateChanged() { + this.element.setAttribute("image", this.image); + this.element.setAttribute("state", + DownloadsCommon.stateOfDownload(this.download)); - this._updateDownloadStatusUI(); - if (this._element.selected) + if (this.element.selected) { goUpdateDownloadCommands(); - else + } else { goUpdateCommand("downloadsCmd_clearDownloads"); + } }, - /* DownloadView */ - onProgressChange: function DES_onProgressChange() { - this._updateDownloadStatusUI(); + onChanged() { + this._updateProgress(); }, /* nsIController */ @@ -589,109 +310,79 @@ DownloadElementShell.prototype = { if (!this.active && aCommand != "cmd_delete") return false; switch (aCommand) { - case "downloadsCmd_open": { - // We cannot open a session download file unless it's done ("openable"). - // If it's finished, we need to make sure the file was not removed, - // as we do for past downloads. - if (this._dataItem && !this._dataItem.openable) - return false; - - if (this._targetFileInfoFetched) - return this._targetFileExists; - - // If the target file information is not yet fetched, - // temporarily assume that the file is in place. - return this.getDownloadMetaData().state == nsIDM.DOWNLOAD_FINISHED; - } - case "downloadsCmd_show": { + case "downloadsCmd_open": + // This property is false if the download did not succeed. + return this.download.target.exists; + case "downloadsCmd_show": // TODO: Bug 827010 - Handle part-file asynchronously. - if (this._dataItem && - this._dataItem.partFile && this._dataItem.partFile.exists()) - return true; - - if (this._targetFileInfoFetched) - return this._targetFileExists; + if (this._sessionDownload && this.download.target.partFilePath) { + let partFile = new FileUtils.File(this.download.target.partFilePath); + if (partFile.exists()) { + return true; + } + } - // If the target file information is not yet fetched, - // temporarily assume that the file is in place. - return this.getDownloadMetaData().state == nsIDM.DOWNLOAD_FINISHED; - } + // This property is false if the download did not succeed. + return this.download.target.exists; case "downloadsCmd_pauseResume": - return this._dataItem && this._dataItem.inProgress && this._dataItem.resumable; + return this.download.hasPartialData && !this.download.error; case "downloadsCmd_retry": - // An history download can always be retried. - return !this._dataItem || this._dataItem.canRetry; + return this.download.canceled || this.download.error; case "downloadsCmd_openReferrer": - return this._dataItem && !!this._dataItem.referrer; + return !!this.download.source.referrer; case "cmd_delete": - // The behavior in this case is somewhat unexpected, so we disallow that. - if (this._placesNode && this._dataItem && this._dataItem.inProgress) - return false; - return true; + // We don't want in-progress downloads to be removed accidentally. + return this.download.stopped; case "downloadsCmd_cancel": - return this._dataItem != null; + return !!this._sessionDownload; } return false; }, - _retryAsHistoryDownload: function DES__retryAsHistoryDownload() { - // In future we may try to download into the same original target uri, when - // we have it. Though that requires verifying the path is still valid and - // may surprise the user if he wants to be requested every time. - let browserWin = RecentWindow.getMostRecentBrowserWindow(); - let initiatingDoc = browserWin ? browserWin.document : document; - DownloadURL(this.downloadURI, this.getDownloadMetaData().fileName, - initiatingDoc); - }, - /* nsIController */ doCommand: function DES_doCommand(aCommand) { switch (aCommand) { case "downloadsCmd_open": { - let file = this._dataItem ? - this.dataItem.localFile : - new FileUtils.File(this.getDownloadMetaData().filePath); - + let file = new FileUtils.File(this.download.target.path); DownloadsCommon.openDownloadedFile(file, null, window); break; } case "downloadsCmd_show": { - if (this._dataItem) { - this._dataItem.showLocalFile(); - } - else { - let file = new FileUtils.File(this.getDownloadMetaData().filePath); - DownloadsCommon.showDownloadedFile(file); - } + let file = new FileUtils.File(this.download.target.path); + DownloadsCommon.showDownloadedFile(file); break; } case "downloadsCmd_openReferrer": { - openURL(this._dataItem.referrer); + openURL(this.download.source.referrer); break; } case "downloadsCmd_cancel": { - this._dataItem.cancel(); + this.download.cancel().catch(() => {}); + this.download.removePartialData().catch(Cu.reportError); break; } case "cmd_delete": { - if (this._dataItem) - Downloads.getList(Downloads.ALL) - .then(list => list.remove(this._dataItem._download)) - .then(() => this._dataItem._download.finalize(true)) - .catch(Cu.reportError); - if (this._placesNode) - PlacesUtils.bhistory.removePage(this._downloadURIObj); + if (this._sessionDownload) { + DownloadsCommon.removeAndFinalizeDownload(this.download); + } + if (this._historyDownload) { + let uri = NetUtil.newURI(this.download.source.url); + PlacesUtils.bhistory.removePage(uri); + } break; - } + } case "downloadsCmd_retry": { - if (this._dataItem) - this._dataItem.retry(); - else - this._retryAsHistoryDownload(); + // Errors when retrying are already reported as download failures. + this.download.start().catch(() => {}); break; } case "downloadsCmd_pauseResume": { - this._dataItem.togglePauseResume(); + // This command is only enabled for session downloads. + if (this.download.stopped) { + this.download.start(); + } else { + this.download.cancel(); + } break; } } @@ -704,8 +395,8 @@ DownloadElementShell.prototype = { if (!aTerm) return true; aTerm = aTerm.toLowerCase(); - return this.getDownloadMetaData().displayName.toLowerCase().includes(aTerm) || - this.downloadURI.toLowerCase().includes(aTerm); + return this.displayName.toLowerCase().contains(aTerm) || + this.download.source.url.toLowerCase().contains(aTerm); }, // Handles return keypress on the element (the keypress listener is @@ -732,30 +423,57 @@ DownloadElementShell.prototype = { } return ""; } - let command = getDefaultCommandForState(this.getDownloadMetaData().state); + let state = DownloadsCommon.stateOfDownload(this.download); + let command = getDefaultCommandForState(state); if (command && this.isCommandEnabled(command)) this.doCommand(command); }, /** - * At the first time an item is selected, we don't yet have - * the target file information. Thus the call to goUpdateDownloadCommands - * in DPV_onSelect would result in best-guess enabled/disabled result. - * That way we let the user perform command immediately. However, once - * we have the target file information, we can update the commands - * appropriately (_fetchTargetFileInfo() calls goUpdateDownloadCommands). + * This method is called by the outer download view, after the controller + * commands have already been updated. In case we did not check for the + * existence of the target file already, we can do it now and then update + * the commands as needed. */ onSelect: function DES_onSelect() { if (!this.active) return; - if (!this._targetFileInfoFetched) - this._fetchTargetFileInfo(); - } + + // If this is a history download for which no target file information is + // available, we cannot retrieve information about the target file. + if (!this.download.target.path) { + return; + } + + // Start checking for existence. This may be done twice if onSelect is + // called again before the information is collected. + if (!this._targetFileChecked) { + this._checkTargetFileOnSelect().catch(Cu.reportError); + } + }, + + _checkTargetFileOnSelect: Task.async(function* () { + try { + yield this.download.refresh(); + } finally { + // Do not try to check for existence again if this failed once. + this._targetFileChecked = true; + } + + // Update the commands only if the element is still selected. + if (this.element.selected) { + goUpdateDownloadCommands(); + } + + // Ensure the interface has been updated based on the new values. We need to + // do this because history downloads can't trigger update notifications. + this._updateProgress(); + }), }; /** * A Downloads Places View is a places view designed to show a places query - * for history downloads alongside the current "session"-downloads. + * for history downloads alongside the session downloads. * * As we don't use the places controller, some methods implemented by other * places views are not implemented by this view. @@ -774,7 +492,7 @@ function DownloadsPlacesView(aRichListBox, aActive = true) { this._downloadElementsShellsForURI = new Map(); // Map download data items to their element shells. - this._viewItemsForDataItems = new WeakMap(); + this._viewItemsForDownloads = new WeakMap(); // Points to the last session download element. We keep track of this // in order to keep all session downloads above past downloads. @@ -817,44 +535,83 @@ DownloadsPlacesView.prototype = { return this._active; }, - _forEachDownloadElementShellForURI: - function DPV__forEachDownloadElementShellForURI(aURI, aCallback) { - if (this._downloadElementsShellsForURI.has(aURI)) { - let downloadElementShells = this._downloadElementsShellsForURI.get(aURI); - for (let des of downloadElementShells) { - aCallback(des); + /** + * This cache exists in order to optimize the load of the Downloads View, when + * Places annotations for history downloads must be read. In fact, annotations + * are stored in a single table, and reading all of them at once is much more + * efficient than an individual query. + * + * When this property is first requested, it reads the annotations for all the + * history downloads and stores them indefinitely. + * + * The historical annotations are not expected to change for the duration of + * the session, except in the case where a session download is running for the + * same URI as a history download. To ensure we don't use stale data, URIs + * corresponding to session downloads are permanently removed from the cache. + * This is a very small mumber compared to history downloads. + * + * This property returns a Map from each download source URI found in Places + * annotations to an object with the format: + * + * { targetFileSpec, state, endTime, fileSize, ... } + * + * The targetFileSpec property is the value of "downloads/destinationFileURI", + * while the other properties are taken from "downloads/metaData". Any of the + * properties may be missing from the object. + */ + get _cachedPlacesMetaData() { + if (!this.__cachedPlacesMetaData) { + this.__cachedPlacesMetaData = new Map(); + + // Read the metadata annotations first, but ignore invalid JSON. + for (let result of PlacesUtils.annotations.getAnnotationsWithName( + DOWNLOAD_META_DATA_ANNO)) { + try { + this.__cachedPlacesMetaData.set(result.uri.spec, + JSON.parse(result.annotationValue)); + } catch (ex) {} } - } - }, - _getAnnotationsFor: function DPV_getAnnotationsFor(aURI) { - if (!this._cachedAnnotations) { - this._cachedAnnotations = new Map(); - for (let name of [ DESTINATION_FILE_URI_ANNO, - DOWNLOAD_META_DATA_ANNO ]) { - let results = PlacesUtils.annotations.getAnnotationsWithName(name); - for (let result of results) { - let url = result.uri.spec; - if (!this._cachedAnnotations.has(url)) - this._cachedAnnotations.set(url, new Map()); - let m = this._cachedAnnotations.get(url); - m.set(result.annotationName, result.annotationValue); + // Add the target file annotations to the metadata. + for (let result of PlacesUtils.annotations.getAnnotationsWithName( + DESTINATION_FILE_URI_ANNO)) { + let metaData = this.__cachedPlacesMetaData.get(result.uri.spec); + if (!metaData) { + metaData = {}; + this.__cachedPlacesMetaData.set(result.uri.spec, metaData); } + metaData.targetFileSpec = result.annotationValue; } } - let annotations = this._cachedAnnotations.get(aURI); - if (!annotations) { - // There are no annotations for this entry, that means it is quite old. - // Make up a fake annotations entry with default values. - annotations = new Map(); - annotations.set(DESTINATION_FILE_URI_ANNO, NOT_AVAILABLE); - } - // The meta-data annotation has been added recently, so it's likely missing. - if (!annotations.has(DOWNLOAD_META_DATA_ANNO)) { - annotations.set(DOWNLOAD_META_DATA_ANNO, NOT_AVAILABLE); - } - return annotations; + return this.__cachedPlacesMetaData; + }, + __cachedPlacesMetaData: null, + + /** + * Reads current metadata from Places annotations for the specified URI, and + * returns an object with the format: + * + * { targetFileSpec, state, endTime, fileSize, ... } + * + * The targetFileSpec property is the value of "downloads/destinationFileURI", + * while the other properties are taken from "downloads/metaData". Any of the + * properties may be missing from the object. + */ + _getPlacesMetaDataFor(spec) { + let metaData = {}; + + try { + let uri = NetUtil.newURI(spec); + try { + metaData = JSON.parse(PlacesUtils.annotations.getPageAnnotation( + uri, DOWNLOAD_META_DATA_ANNO)); + } catch (ex) {} + metaData.targetFileSpec = PlacesUtils.annotations.getPageAnnotation( + uri, DESTINATION_FILE_URI_ANNO); + } catch (ex) {} + + return metaData; }, /** @@ -869,14 +626,12 @@ DownloadsPlacesView.prototype = { * alongside the other session downloads. If we don't, then we go ahead * and create a new element for the download. * - * @param aDataItem - * The data item of a session download. Set to null for history - * downloads data. + * @param [optional] sessionDownload + * A Download object, or null for history downloads. * @param [optional] aPlacesNode - * The places node for a history download. Required if there's no data - * item. + * The Places node for a history download, or null for session downloads. * @param [optional] aNewest - * @see onDataItemAdded. Ignored for history downloads. + * @see onDownloadAdded. Ignored for history downloads. * @param [optional] aDocumentFragment * To speed up the appending of multiple elements to the end of the * list which are coming in a single batch (i.e. invalidateContainer), @@ -884,16 +639,28 @@ DownloadsPlacesView.prototype = { * be appended. It's the caller's job to ensure the fragment is merged * to the richlistbox at the end. */ - _addDownloadData: - function DPV_addDownloadData(aDataItem, aPlacesNode, aNewest = false, + _addDownloadData(sessionDownload, aPlacesNode, aNewest = false, aDocumentFragment = null) { - let downloadURI = aPlacesNode ? aPlacesNode.uri : aDataItem.uri; + let downloadURI = aPlacesNode ? aPlacesNode.uri + : sessionDownload.source.url; let shellsForURI = this._downloadElementsShellsForURI.get(downloadURI); if (!shellsForURI) { shellsForURI = new Set(); this._downloadElementsShellsForURI.set(downloadURI, shellsForURI); } + // When a session download is attached to a shell, we ensure not to keep + // stale metadata around for the corresponding history download. This + // prevents stale state from being used if the view is rebuilt. + // + // Note that we will eagerly load the data in the cache at this point, even + // if we have seen no history download. The case where no history download + // will appear at all is rare enough in normal usage, so we can apply this + // simpler solution rather than keeping a list of cache items to ignore. + if (sessionDownload) { + this._cachedPlacesMetaData.delete(sessionDownload.source.url); + } + let newOrUpdatedShell = null; // Trivial: if there are no shells for this download URI, we always @@ -911,44 +678,64 @@ DownloadsPlacesView.prototype = { // item). // // Note: If a cancelled session download is already in the list, and the - // download is retired, onDataItemAdded is called again for the same + // download is retried, onDownloadAdded is called again for the same // data item. Thus, we also check that we make sure we don't have a view item // already. if (!shouldCreateShell && - aDataItem && this.getViewItem(aDataItem) == null) { + sessionDownload && !this._viewItemsForDownloads.has(sessionDownload)) { // If there's a past-download-only shell for this download-uri with no // associated data item, use it for the new data item. Otherwise, go ahead // and create another shell. shouldCreateShell = true; for (let shell of shellsForURI) { - if (!shell.dataItem) { + if (!shell.sessionDownload) { shouldCreateShell = false; - shell.dataItem = aDataItem; + shell.sessionDownload = sessionDownload; newOrUpdatedShell = shell; - this._viewItemsForDataItems.set(aDataItem, shell); + this._viewItemsForDownloads.set(sessionDownload, shell); break; } } } if (shouldCreateShell) { - // Bug 836271: The annotations for a url should be cached only when the - // places node is available, i.e. when we know we we'd be notified for - // annotation changes. - // Otherwise we may cache NOT_AVILABLE values first for a given session - // download, and later use these NOT_AVILABLE values when a history - // download for the same URL is added. - let cachedAnnotations = aPlacesNode ? this._getAnnotationsFor(downloadURI) : null; - let shell = new DownloadElementShell(aDataItem, aPlacesNode, cachedAnnotations); + // If we are adding a new history download here, it means there is no + // associated session download, thus we must read the Places metadata, + // because it will not be obscured by the session download. + let historyDownload = null; + if (aPlacesNode) { + let metaData = this._cachedPlacesMetaData.get(aPlacesNode.uri) || + this._getPlacesMetaDataFor(aPlacesNode.uri); + historyDownload = new HistoryDownload(aPlacesNode); + historyDownload.updateFromMetaData(metaData); + } + let shell = new HistoryDownloadElementShell(sessionDownload, + historyDownload); + shell.element._placesNode = aPlacesNode; newOrUpdatedShell = shell; shellsForURI.add(shell); - if (aDataItem) - this._viewItemsForDataItems.set(aDataItem, shell); + if (sessionDownload) { + this._viewItemsForDownloads.set(sessionDownload, shell); + } } else if (aPlacesNode) { + // We are updating information for a history download for which we have + // at least one download element shell already. There are two cases: + // 1) There are one or more download element shells for this source URI, + // each with an associated session download. We update the Places node + // because we may need it later, but we don't need to read the Places + // metadata until the last session download is removed. + // 2) Occasionally, we may receive a duplicate notification for a history + // download with no associated session download. We have exactly one + // download element shell in this case, but the metdata cannot have + // changed, just the reference to the Places node object is different. + // So, we update all the node references and keep the metadata intact. for (let shell of shellsForURI) { - if (shell.placesNode != aPlacesNode) - shell.placesNode = aPlacesNode; + if (!shell.historyDownload) { + // Create the element to host the metadata when needed. + shell.historyDownload = new HistoryDownload(aPlacesNode); + } + shell.element._placesNode = aPlacesNode; } } @@ -963,8 +750,7 @@ DownloadsPlacesView.prototype = { // the top of the richlistbox, along with other session downloads. // More generally, if a new download is added, should be made visible. this._richlistbox.ensureElementIsVisible(newOrUpdatedShell.element); - } - else if (aDataItem) { + } else if (sessionDownload) { let before = this._lastSessionDownloadElement ? this._lastSessionDownloadElement.nextSibling : this._richlistbox.firstChild; this._richlistbox.insertBefore(newOrUpdatedShell.element, before); @@ -1015,8 +801,8 @@ DownloadsPlacesView.prototype = { let shellsForURI = this._downloadElementsShellsForURI.get(downloadURI); if (shellsForURI) { for (let shell of shellsForURI) { - if (shell.dataItem) { - shell.placesNode = null; + if (shell.sessionDownload) { + shell.historyDownload = null; } else { this._removeElement(shell.element); @@ -1028,13 +814,13 @@ DownloadsPlacesView.prototype = { } }, - _removeSessionDownloadFromView: - function DPV__removeSessionDownloadFromView(aDataItem) { - let shells = this._downloadElementsShellsForURI.get(aDataItem.uri); + _removeSessionDownloadFromView(download) { + let shells = this._downloadElementsShellsForURI + .get(download.source.url); if (shells.size == 0) throw new Error("Should have had at leaat one shell for this uri"); - let shell = this.getViewItem(aDataItem); + let shell = this._viewItemsForDownloads.get(download); if (!shells.has(shell)) throw new Error("Missing download element shell in shells list for url"); @@ -1042,14 +828,22 @@ DownloadsPlacesView.prototype = { // view item for this this particular data item go away. // If there's only one item for this download uri, we should only // keep it if it is associated with a history download. - if (shells.size > 1 || !shell.placesNode) { + if (shells.size > 1 || !shell.historyDownload) { this._removeElement(shell.element); shells.delete(shell); if (shells.size == 0) - this._downloadElementsShellsForURI.delete(aDataItem.uri); + this._downloadElementsShellsForURI.delete(download.source.url); } else { - shell.dataItem = null; + // We have one download element shell containing both a session download + // and a history download, and we are now removing the session download. + // Previously, we did not use the Places metadata because it was obscured + // by the session download. Since this is no longer the case, we have to + // read the latest metadata before removing the session download. + let url = shell.historyDownload.source.url; + let metaData = this._getPlacesMetaDataFor(url); + shell.historyDownload.updateFromMetaData(metaData); + shell.sessionDownload = null; // Move it below the session-download items; if (this._lastSessionDownloadElement == shell.element) { this._lastSessionDownloadElement = shell.element.previousSibling; @@ -1157,13 +951,9 @@ DownloadsPlacesView.prototype = { }, get selectedNodes() { - let placesNodes = []; - let selectedElements = this._richlistbox.selectedItems; - for (let elt of selectedElements) { - if (elt._shell.placesNode) - placesNodes.push(elt._shell.placesNode); - } - return placesNodes; + return [for (element of this._richlistbox.selectedItems) + if (element._placesNode) + element._placesNode]; }, get selectedNode() { @@ -1193,8 +983,9 @@ DownloadsPlacesView.prototype = { // Loop backwards since _removeHistoryDownloadFromView may removeChild(). for (let i = this._richlistbox.childNodes.length - 1; i >= 0; --i) { let element = this._richlistbox.childNodes[i]; - if (element._shell.placesNode) - this._removeHistoryDownloadFromView(element._shell.placesNode); + if (element._placesNode) { + this._removeHistoryDownloadFromView(element._placesNode); + } } } finally { @@ -1254,24 +1045,9 @@ DownloadsPlacesView.prototype = { this._removeHistoryDownloadFromView(aPlacesNode); }, - nodeIconChanged: function DPV_nodeIconChanged(aNode) { - this._forEachDownloadElementShellForURI(aNode.uri, function(aDownloadElementShell) { - aDownloadElementShell.placesNodeIconChanged(); - }); - }, - - nodeAnnotationChanged: function DPV_nodeAnnotationChanged(aNode, aAnnoName) { - this._forEachDownloadElementShellForURI(aNode.uri, function(aDownloadElementShell) { - aDownloadElementShell.placesNodeAnnotationChanged(aAnnoName); - }); - }, - - nodeTitleChanged: function DPV_nodeTitleChanged(aNode, aNewTitle) { - this._forEachDownloadElementShellForURI(aNode.uri, function(aDownloadElementShell) { - aDownloadElementShell.placesNodeTitleChanged(); - }); - }, - + nodeAnnotationChanged() {}, + nodeIconChanged() {}, + nodeTitleChanged() {}, nodeKeywordChanged: function() {}, nodeDateAddedChanged: function() {}, nodeLastModifiedChanged: function() {}, @@ -1334,16 +1110,21 @@ DownloadsPlacesView.prototype = { this._ensureInitialSelection(); }, - onDataItemAdded: function DPV_onDataItemAdded(aDataItem, aNewest) { - this._addDownloadData(aDataItem, null, aNewest); + onDownloadAdded(download, newest) { + this._addDownloadData(download, null, newest); }, - onDataItemRemoved: function DPV_onDataItemRemoved(aDataItem) { - this._removeSessionDownloadFromView(aDataItem); + onDownloadStateChanged(download) { + this._viewItemsForDownloads.get(download).onStateChanged(); }, - getViewItem: function(aDataItem) - this._viewItemsForDataItems.get(aDataItem, null), + onDownloadChanged(download) { + this._viewItemsForDownloads.get(download).onChanged(); + }, + + onDownloadRemoved(download) { + this._removeSessionDownloadFromView(download); + }, supportsCommand: function DPV_supportsCommand(aCommand) { if (DOWNLOAD_VIEW_SUPPORTED_COMMANDS.indexOf(aCommand) != -1) { @@ -1386,8 +1167,11 @@ DownloadsPlacesView.prototype = { // Because history downloads are always removable and are listed after the // session downloads, check from bottom to top. for (let elt = this._richlistbox.lastChild; elt; elt = elt.previousSibling) { - if (elt._shell.placesNode || !elt._shell.dataItem.inProgress) + // Stopped, paused, and failed downloads with partial data are removed. + let download = elt._shell.download; + if (download.stopped && !(download.canceled && download.hasPartialData)) { return true; + } } return false; }, @@ -1395,10 +1179,11 @@ DownloadsPlacesView.prototype = { _copySelectedDownloadsToClipboard: function DPV__copySelectedDownloadsToClipboard() { let urls = [for (element of this._richlistbox.selectedItems) - element._shell.downloadURI]; + element._shell.download.source.url]; - Cc["@mozilla.org/widget/clipboardhelper;1"]. - getService(Ci.nsIClipboardHelper).copyString(urls.join("\n")); + Cc["@mozilla.org/widget/clipboardhelper;1"] + .getService(Ci.nsIClipboardHelper) + .copyString(urls.join("\n"), document); }, _getURLFromClipboardData: function DPV__getURLFromClipboardData() { @@ -1486,15 +1271,13 @@ DownloadsPlacesView.prototype = { // Set the state attribute so that only the appropriate items are displayed. let contextMenu = document.getElementById("downloadsContextMenu"); - let state = element._shell.getDownloadMetaData().state; - if (state !== undefined) - contextMenu.setAttribute("state", state); - else - contextMenu.removeAttribute("state"); - - if (state == nsIDM.DOWNLOAD_DOWNLOADING) { - // The resumable property of a download may change at any time, so - // ensure we update the related command now. + let download = element._shell.download; + contextMenu.setAttribute("state", + DownloadsCommon.stateOfDownload(download)); + + if (!download.stopped) { + // The hasPartialData property of a download may change at any time after + // it has started, so ensure we update the related command now. goUpdateCommand("downloadsCmd_pauseResume"); } return true; @@ -1555,10 +1338,13 @@ DownloadsPlacesView.prototype = { if (!selectedItem) return; - let metaData = selectedItem._shell.getDownloadMetaData(); - if (!("filePath" in metaData)) + let targetPath = selectedItem._shell.download.target.path; + if (!targetPath) { return; - let file = new FileUtils.File(metaData.filePath); + } + + // We must check for existence synchronously because this is a DOM event. + let file = new FileUtils.File(targetPath); if (!file.exists()) return; diff --git a/application/palemoon/components/downloads/content/downloads.js b/application/palemoon/components/downloads/content/downloads.js index 833d7d72f..ee728406c 100644 --- a/application/palemoon/components/downloads/content/downloads.js +++ b/application/palemoon/components/downloads/content/downloads.js @@ -4,6 +4,23 @@ * License, v. 2.0. If a copy of the MPL was not distributed with this file, * You can obtain one at http://mozilla.org/MPL/2.0/. */ +var { classes: Cc, interfaces: Ci, utils: Cu, results: Cr } = Components; + +Cu.import("resource://gre/modules/XPCOMUtils.jsm"); + +XPCOMUtils.defineLazyModuleGetter(this, "DownloadsCommon", + "resource:///modules/DownloadsCommon.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "DownloadsViewUI", + "resource:///modules/DownloadsViewUI.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "FileUtils", + "resource://gre/modules/FileUtils.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "NetUtil", + "resource://gre/modules/NetUtil.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "PlacesUtils", + "resource://gre/modules/PlacesUtils.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "Services", + "resource://gre/modules/Services.jsm"); + /** * Handles the Downloads panel user interface for each browser window. * @@ -65,22 +82,6 @@ "use strict"; //////////////////////////////////////////////////////////////////////////////// -//// Globals - -XPCOMUtils.defineLazyModuleGetter(this, "DownloadUtils", - "resource://gre/modules/DownloadUtils.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "DownloadsCommon", - "resource:///modules/DownloadsCommon.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "OS", - "resource://gre/modules/osfile.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "PrivateBrowsingUtils", - "resource://gre/modules/PrivateBrowsingUtils.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "PlacesUtils", - "resource://gre/modules/PlacesUtils.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "NetUtil", - "resource://gre/modules/NetUtil.jsm"); - -//////////////////////////////////////////////////////////////////////////////// //// DownloadsPanel /** @@ -570,8 +571,8 @@ const DownloadsPanel = { // still exist, and update the allowed items interactions accordingly. We // do these checks on a background thread, and don't prevent the panel to // be displayed while these checks are being performed. - for each (let viewItem in DownloadsView._viewItems) { - viewItem.verifyTargetExists(); + for (let viewItem of DownloadsView._visibleViewItems.values()) { + viewItem.download.refresh().catch(Cu.reportError); } if (aAnchor) { @@ -703,19 +704,19 @@ const DownloadsView = { loading: false, /** - * Ordered array of all DownloadsDataItem objects. We need to keep this array - * because only a limited number of items are shown at once, and if an item - * that is currently visible is removed from the list, we might need to take - * another item from the array and make it appear at the bottom. + * Ordered array of all Download objects. We need to keep this array because + * only a limited number of items are shown at once, and if an item that is + * currently visible is removed from the list, we might need to take another + * item from the array and make it appear at the bottom. */ - _dataItems: [], + _downloads: [], /** - * Object containing the available DownloadsViewItem objects, indexed by their - * numeric download identifier. There is a limited number of view items in - * the panel at any given time. + * Associates the visible Download objects with their corresponding + * DownloadsViewItem object. There is a limited number of view items in the + * panel at any given time. */ - _viewItems: {}, + _visibleViewItems: new Map(), /** * Called when the number of items in the list changes. @@ -723,8 +724,8 @@ const DownloadsView = { _itemCountChanged: function DV_itemCountChanged() { DownloadsCommon.log("The downloads item count has changed - we are tracking", - this._dataItems.length, "downloads in total."); - let count = this._dataItems.length; + this._downloads.length, "downloads in total."); + let count = this._downloads.length; let hiddenCount = count - this.kItemCountLimit; if (count > 0) { @@ -813,8 +814,8 @@ const DownloadsView = { * Called when a new download data item is available, either during the * asynchronous data load or when a new download is started. * - * @param aDataItem - * DownloadsDataItem object that was just added. + * @param aDownload + * Download object that was just added. * @param aNewest * When true, indicates that this item is the most recent and should be * added in the topmost position. This happens when a new download is @@ -822,28 +823,27 @@ const DownloadsView = { * and should be appended. The latter generally happens during the * asynchronous data load. */ - onDataItemAdded: function DV_onDataItemAdded(aDataItem, aNewest) - { + onDownloadAdded(download, aNewest) { DownloadsCommon.log("A new download data item was added - aNewest =", aNewest); if (aNewest) { - this._dataItems.unshift(aDataItem); + this._downloads.unshift(download); } else { - this._dataItems.push(aDataItem); + this._downloads.push(download); } - let itemsNowOverflow = this._dataItems.length > this.kItemCountLimit; + let itemsNowOverflow = this._downloads.length > this.kItemCountLimit; if (aNewest || !itemsNowOverflow) { // The newly added item is visible in the panel and we must add the // corresponding element. This is either because it is the first item, or // because it was added at the bottom but the list still doesn't overflow. - this._addViewItem(aDataItem, aNewest); + this._addViewItem(download, aNewest); } if (aNewest && itemsNowOverflow) { // If the list overflows, remove the last item from the panel to make room // for the new one that we just added at the top. - this._removeViewItem(this._dataItems[this.kItemCountLimit]); + this._removeViewItem(this._downloads[this.kItemCountLimit]); } // For better performance during batch loads, don't update the count for @@ -853,26 +853,39 @@ const DownloadsView = { } }, + onDownloadStateChanged(download) { + let viewItem = this._visibleViewItems.get(download); + if (viewItem) { + viewItem.onStateChanged(); + } + }, + + onDownloadChanged(download) { + let viewItem = this._visibleViewItems.get(download); + if (viewItem) { + viewItem.onChanged(); + } + }, + /** * Called when a data item is removed. Ensures that the widget associated * with the view item is removed from the user interface. * - * @param aDataItem - * DownloadsDataItem object that is being removed. + * @param download + * Download object that is being removed. */ - onDataItemRemoved: function DV_onDataItemRemoved(aDataItem) - { + onDownloadRemoved(download) { DownloadsCommon.log("A download data item was removed."); - let itemIndex = this._dataItems.indexOf(aDataItem); - this._dataItems.splice(itemIndex, 1); + let itemIndex = this._downloads.indexOf(download); + this._downloads.splice(itemIndex, 1); if (itemIndex < this.kItemCountLimit) { // The item to remove is visible in the panel. - this._removeViewItem(aDataItem); - if (this._dataItems.length >= this.kItemCountLimit) { + this._removeViewItem(download); + if (this._downloads.length >= this.kItemCountLimit) { // Reinsert the next item into the panel. - this._addViewItem(this._dataItems[this.kItemCountLimit - 1], false); + this._addViewItem(this._downloads[this.kItemCountLimit - 1], false); } } @@ -880,43 +893,29 @@ const DownloadsView = { }, /** - * Returns the view item associated with the provided data item for this view. - * - * @param aDataItem - * DownloadsDataItem object for which the view item is requested. - * - * @return Object that can be used to notify item status events. + * Associates each richlistitem for a download with its corresponding + * DownloadsViewItemController object. */ - getViewItem: function DV_getViewItem(aDataItem) - { - // If the item is visible, just return it, otherwise return a mock object - // that doesn't react to notifications. - if (aDataItem.downloadGuid in this._viewItems) { - return this._viewItems[aDataItem.downloadGuid]; - } - return this._invisibleViewItem; - }, + _controllersForElements: new Map(), - /** - * Mock DownloadsDataItem object that doesn't react to notifications. - */ - _invisibleViewItem: Object.freeze({ - onStateChange: function () { }, - onProgressChange: function () { } - }), + controllerForElement(element) { + return this._controllersForElements.get(element); + }, /** * Creates a new view item associated with the specified data item, and adds * it to the top or the bottom of the list. */ - _addViewItem: function DV_addViewItem(aDataItem, aNewest) + _addViewItem(download, aNewest) { DownloadsCommon.log("Adding a new DownloadsViewItem to the downloads list.", "aNewest =", aNewest); let element = document.createElement("richlistitem"); - let viewItem = new DownloadsViewItem(aDataItem, element); - this._viewItems[aDataItem.downloadGuid] = viewItem; + let viewItem = new DownloadsViewItem(download, element); + this._visibleViewItems.set(download, viewItem); + let viewItemController = new DownloadsViewItemController(download); + this._controllersForElements.set(element, viewItemController); if (aNewest) { this.richListBox.insertBefore(element, this.richListBox.firstChild); } else { @@ -927,17 +926,17 @@ const DownloadsView = { /** * Removes the view item associated with the specified data item. */ - _removeViewItem: function DV_removeViewItem(aDataItem) - { + _removeViewItem(download) { DownloadsCommon.log("Removing a DownloadsViewItem from the downloads list."); - let element = this.getViewItem(aDataItem)._element; + let element = this._visibleViewItems.get(download).element; let previousSelectedIndex = this.richListBox.selectedIndex; this.richListBox.removeChild(element); if (previousSelectedIndex != -1) { this.richListBox.selectedIndex = Math.min(previousSelectedIndex, this.richListBox.itemCount - 1); } - delete this._viewItems[aDataItem.downloadGuid]; + this._visibleViewItems.delete(download); + this._controllersForElements.delete(element); }, ////////////////////////////////////////////////////////////////////////////// @@ -959,7 +958,7 @@ const DownloadsView = { while (target.nodeName != "richlistitem") { target = target.parentNode; } - new DownloadsViewItemController(target).doCommand(aCommand); + DownloadsView.controllerForElement(target).doCommand(aCommand); }, onDownloadClick: function DV_onDownloadClick(aEvent) @@ -1038,9 +1037,10 @@ const DownloadsView = { return; } - let controller = new DownloadsViewItemController(element); - let localFile = controller.dataItem.localFile; - if (!localFile.exists()) { + // We must check for existence synchronously because this is a DOM event. + let file = new FileUtils.File(DownloadsView.controllerForElement(element) + .download.target.path); + if (!file.exists()) { return; } @@ -1065,259 +1065,39 @@ XPCOMUtils.defineConstant(this, "DownloadsView", DownloadsView); * Builds and updates a single item in the downloads list widget, responding to * changes in the download state and real-time data. * - * @param aDataItem - * DownloadsDataItem to be associated with the view item. + * @param download + * Download object to be associated with the view item. * @param aElement * XUL element corresponding to the single download item in the view. */ -function DownloadsViewItem(aDataItem, aElement) -{ - this._element = aElement; - this.dataItem = aDataItem; - - this.lastEstimatedSecondsLeft = Infinity; - - // Set the URI that represents the correct icon for the target file. As soon - // as bug 239948 comment 12 is handled, the "file" property will be always a - // file URL rather than a file name. At that point we should remove the "//" - // (double slash) from the icon URI specification (see test_moz_icon_uri.js). - this.image = "moz-icon://" + this.dataItem.file + "?size=32"; - - let s = DownloadsCommon.strings; - let [displayHost, fullHost] = - DownloadUtils.getURIHost(this.dataItem.referrer || this.dataItem.uri); - - let attributes = { - "type": "download", - "class": "download-state", - "id": "downloadsItem_" + this.dataItem.downloadGuid, - "downloadGuid": this.dataItem.downloadGuid, - "state": this.dataItem.state, - "progress": this.dataItem.inProgress ? this.dataItem.percentComplete : 100, - "displayName": this.dataItem.target, - "extendedDisplayName": s.statusSeparator(this.dataItem.target, displayHost), - "extendedDisplayNameTip": s.statusSeparator(this.dataItem.target, fullHost), - "image": this.image - }; - - for (let attributeName in attributes) { - this._element.setAttribute(attributeName, attributes[attributeName]); - } +function DownloadsViewItem(download, aElement) { + this.download = download; + + this.element = aElement; + this.element._shell = this; - // Initialize more complex attributes. - this._updateProgress(); - this._updateStatusLine(); - this.verifyTargetExists(); + this.element.setAttribute("type", "download"); + this.element.classList.add("download-state"); + + this._updateState(); } DownloadsViewItem.prototype = { - /** - * The DownloadDataItem associated with this view item. - */ - dataItem: null, + __proto__: DownloadsViewUI.DownloadElementShell.prototype, /** * The XUL element corresponding to the associated richlistbox item. */ _element: null, - /** - * The inner XUL element for the progress bar, or null if not available. - */ - _progressElement: null, - - ////////////////////////////////////////////////////////////////////////////// - //// Callback functions from DownloadsData - - /** - * Called when the download state might have changed. Sometimes the state of - * the download might be the same as before, if the data layer received - * multiple events for the same download. - */ - onStateChange: function DVI_onStateChange(aOldState) - { - // If a download just finished successfully, it means that the target file - // now exists and we can extract its specific icon. To ensure that the icon - // is reloaded, we must change the URI used by the XUL image element, for - // example by adding a query parameter. Since this URI has a "moz-icon" - // scheme, this only works if we add one of the parameters explicitly - // supported by the nsIMozIconURI interface. - if (aOldState != Ci.nsIDownloadManager.DOWNLOAD_FINISHED && - aOldState != this.dataItem.state) { - this._element.setAttribute("image", this.image + "&state=normal"); - - // We assume the existence of the target of a download that just completed - // successfully, without checking the condition in the background. If the - // panel is already open, this will take effect immediately. If the panel - // is opened later, a new background existence check will be performed. - this._element.setAttribute("exists", "true"); - } - - // Update the user interface after switching states. - this._element.setAttribute("state", this.dataItem.state); - this._updateProgress(); - this._updateStatusLine(); + onStateChanged() { + this.element.setAttribute("image", this.image); + this.element.setAttribute("state", + DownloadsCommon.stateOfDownload(this.download)); }, - /** - * Called when the download progress has changed. - */ - onProgressChange: function DVI_onProgressChange() { + onChanged() { this._updateProgress(); - this._updateStatusLine(); - }, - - ////////////////////////////////////////////////////////////////////////////// - //// Functions for updating the user interface - - /** - * Updates the progress bar. - */ - _updateProgress: function DVI_updateProgress() { - if (this.dataItem.starting) { - // Before the download starts, the progress meter has its initial value. - this._element.setAttribute("progressmode", "normal"); - this._element.setAttribute("progress", "0"); - } else if (this.dataItem.state == Ci.nsIDownloadManager.DOWNLOAD_SCANNING || - this.dataItem.percentComplete == -1) { - // We might not know the progress of a running download, and we don't know - // the remaining time during the malware scanning phase. - this._element.setAttribute("progressmode", "undetermined"); - } else { - // This is a running download of which we know the progress. - this._element.setAttribute("progressmode", "normal"); - this._element.setAttribute("progress", this.dataItem.percentComplete); - } - - // Find the progress element as soon as the download binding is accessible. - if (!this._progressElement) { - this._progressElement = - document.getAnonymousElementByAttribute(this._element, "anonid", - "progressmeter"); - } - - // Dispatch the ValueChange event for accessibility, if possible. - if (this._progressElement) { - let event = document.createEvent("Events"); - event.initEvent("ValueChange", true, true); - this._progressElement.dispatchEvent(event); - } - }, - - /** - * Updates the main status line, including bytes transferred, bytes total, - * download rate, and time remaining. - */ - _updateStatusLine: function DVI_updateStatusLine() { - const nsIDM = Ci.nsIDownloadManager; - - let status = ""; - let statusTip = ""; - - if (this.dataItem.paused) { - let transfer = DownloadUtils.getTransferTotal(this.dataItem.currBytes, - this.dataItem.maxBytes); - - // We use the same XUL label to display both the state and the amount - // transferred, for example "Paused - 1.1 MB". - status = DownloadsCommon.strings.statusSeparatorBeforeNumber( - DownloadsCommon.strings.statePaused, - transfer); - } else if (this.dataItem.state == nsIDM.DOWNLOAD_DOWNLOADING) { - // We don't show the rate for each download in order to reduce clutter. - // The remaining time per download is likely enough information for the - // panel. - [status] = - DownloadUtils.getDownloadStatusNoRate(this.dataItem.currBytes, - this.dataItem.maxBytes, - this.dataItem.speed, - this.lastEstimatedSecondsLeft); - - // We are, however, OK with displaying the rate in the tooltip. - let newEstimatedSecondsLeft; - [statusTip, newEstimatedSecondsLeft] = - DownloadUtils.getDownloadStatus(this.dataItem.currBytes, - this.dataItem.maxBytes, - this.dataItem.speed, - this.lastEstimatedSecondsLeft); - this.lastEstimatedSecondsLeft = newEstimatedSecondsLeft; - } else if (this.dataItem.starting) { - status = DownloadsCommon.strings.stateStarting; - } else if (this.dataItem.state == nsIDM.DOWNLOAD_SCANNING) { - status = DownloadsCommon.strings.stateScanning; - } else if (!this.dataItem.inProgress) { - let stateLabel = function () { - let s = DownloadsCommon.strings; - switch (this.dataItem.state) { - case nsIDM.DOWNLOAD_FAILED: return s.stateFailed; - case nsIDM.DOWNLOAD_CANCELED: return s.stateCanceled; - case nsIDM.DOWNLOAD_BLOCKED_PARENTAL: return s.stateBlockedParentalControls; - case nsIDM.DOWNLOAD_BLOCKED_POLICY: return s.stateBlockedPolicy; - case nsIDM.DOWNLOAD_DIRTY: return s.stateDirty; - case nsIDM.DOWNLOAD_FINISHED: return this._fileSizeText; - } - return null; - }.apply(this); - - let [displayHost, fullHost] = - DownloadUtils.getURIHost(this.dataItem.referrer || this.dataItem.uri); - - let end = new Date(this.dataItem.endTime); - let [displayDate, fullDate] = DownloadUtils.getReadableDates(end); - - // We use the same XUL label to display the state, the host name, and the - // end time, for example "Canceled - 222.net - 11:15" or "1.1 MB - - // website2.com - Yesterday". We show the full host and the complete date - // in the tooltip. - let firstPart = DownloadsCommon.strings.statusSeparator(stateLabel, - displayHost); - status = DownloadsCommon.strings.statusSeparator(firstPart, displayDate); - statusTip = DownloadsCommon.strings.statusSeparator(fullHost, fullDate); - } - - this._element.setAttribute("status", status); - this._element.setAttribute("statusTip", statusTip || status); - }, - - /** - * Localized string representing the total size of completed downloads, for - * example "1.5 MB" or "Unknown size". - */ - get _fileSizeText() - { - // Display the file size, but show "Unknown" for negative sizes. - let fileSize = this.dataItem.maxBytes; - if (fileSize < 0) { - return DownloadsCommon.strings.sizeUnknown; - } - let [size, unit] = DownloadUtils.convertByteUnits(fileSize); - return DownloadsCommon.strings.sizeWithUnits(size, unit); - }, - - ////////////////////////////////////////////////////////////////////////////// - //// Functions called by the panel - - /** - * Starts checking whether the target file of a finished download is still - * available on disk, and sets an attribute that controls how the item is - * presented visually. - * - * The existence check is executed on a background thread. - */ - verifyTargetExists: function DVI_verifyTargetExists() { - // We don't need to check if the download is not finished successfully. - if (!this.dataItem.openable) { - return; - } - - OS.File.exists(this.dataItem.localFile.path).then( - function DVI_RTE_onSuccess(aExists) { - if (aExists) { - this._element.setAttribute("exists", "true"); - } else { - this._element.removeAttribute("exists"); - } - }.bind(this), Cu.reportError); }, }; @@ -1372,8 +1152,8 @@ const DownloadsViewController = { // Other commands are selection-specific. let element = DownloadsView.richListBox.selectedItem; - return element && - new DownloadsViewItemController(element).isCommandEnabled(aCommand); + return element && DownloadsView.controllerForElement(element) + .isCommandEnabled(aCommand); }, doCommand: function DVC_doCommand(aCommand) @@ -1388,7 +1168,7 @@ const DownloadsViewController = { let element = DownloadsView.richListBox.selectedItem; if (element) { // The doCommand function also checks if the command is enabled. - new DownloadsViewItemController(element).doCommand(aCommand); + DownloadsView.controllerForElement(element).doCommand(aCommand); } }, @@ -1428,36 +1208,41 @@ XPCOMUtils.defineConstant(this, "DownloadsViewController", DownloadsViewControll * Handles all the user interaction events, in particular the "commands", * related to a single item in the downloads list widgets. */ -function DownloadsViewItemController(aElement) { - let downloadGuid = aElement.getAttribute("downloadGuid"); - this.dataItem = DownloadsCommon.getData(window).dataItems[downloadGuid]; +function DownloadsViewItemController(download) { + this.download = download; } DownloadsViewItemController.prototype = { - ////////////////////////////////////////////////////////////////////////////// - //// Command dispatching - - /** - * The DownloadDataItem controlled by this object. - */ - dataItem: null, - isCommandEnabled: function DVIC_isCommandEnabled(aCommand) { switch (aCommand) { case "downloadsCmd_open": { - return this.dataItem.openable && this.dataItem.localFile.exists(); + if (!this.download.succeeded) { + return false; + } + + let file = new FileUtils.File(this.download.target.path); + return file.exists(); } case "downloadsCmd_show": { - return this.dataItem.localFile.exists() || - this.dataItem.partFile.exists(); + let file = new FileUtils.File(this.download.target.path); + if (file.exists()) { + return true; + } + + if (!this.download.target.partFilePath) { + return false; + } + + let partFile = new FileUtils.File(this.download.target.partFilePath); + return partFile.exists(); } case "downloadsCmd_pauseResume": - return this.dataItem.inProgress && this.dataItem.resumable; + return this.download.hasPartialData && !this.download.error; case "downloadsCmd_retry": - return this.dataItem.canRetry; + return this.download.canceled || this.download.error; case "downloadsCmd_openReferrer": - return !!this.dataItem.referrer; + return !!this.download.source.referrer; case "cmd_delete": case "downloadsCmd_cancel": case "downloadsCmd_copyLocation": @@ -1485,21 +1270,21 @@ DownloadsViewItemController.prototype = { commands: { cmd_delete: function DVIC_cmd_delete() { - Downloads.getList(Downloads.ALL) - .then(list => list.remove(this.dataItem._download)) - .then(() => this.dataItem._download.finalize(true)) - .catch(Cu.reportError); - PlacesUtils.bhistory.removePage(NetUtil.newURI(this.dataItem.uri)); + DownloadsCommon.removeAndFinalizeDownload(this.download); + PlacesUtils.bhistory.removePage( + NetUtil.newURI(this.download.source.url)); }, downloadsCmd_cancel: function DVIC_downloadsCmd_cancel() { - this.dataItem.cancel(); + this.download.cancel().catch(() => {}); + this.download.removePartialData().catch(Cu.reportError); }, downloadsCmd_open: function DVIC_downloadsCmd_open() { - this.dataItem.openLocalFile(window); + this.download.launch().catch(Cu.reportError); + // We explicitly close the panel here to give the user the feedback that // their click has been received, and we're handling the action. // Otherwise, we'd have to wait for the file-type handler to execute @@ -1510,7 +1295,8 @@ DownloadsViewItemController.prototype = { downloadsCmd_show: function DVIC_downloadsCmd_show() { - this.dataItem.showLocalFile(); + let file = new FileUtils.File(this.download.target.path); + DownloadsCommon.showDownloadedFile(file); // We explicitly close the panel here to give the user the feedback that // their click has been received, and we're handling the action. @@ -1522,24 +1308,28 @@ DownloadsViewItemController.prototype = { downloadsCmd_pauseResume: function DVIC_downloadsCmd_pauseResume() { - this.dataItem.togglePauseResume(); + if (this.download.stopped) { + this.download.start(); + } else { + this.download.cancel(); + } }, downloadsCmd_retry: function DVIC_downloadsCmd_retry() { - this.dataItem.retry(); + this.download.start().catch(() => {}); }, downloadsCmd_openReferrer: function DVIC_downloadsCmd_openReferrer() { - openURL(this.dataItem.referrer); + openURL(this.download.source.referrer); }, downloadsCmd_copyLocation: function DVIC_downloadsCmd_copyLocation() { let clipboard = Cc["@mozilla.org/widget/clipboardhelper;1"] .getService(Ci.nsIClipboardHelper); - clipboard.copyString(this.dataItem.uri, document); + clipboard.copyString(this.download.source.url, document); }, downloadsCmd_doDefault: function DVIC_downloadsCmd_doDefault() @@ -1548,7 +1338,7 @@ DownloadsViewItemController.prototype = { // Determine the default command for the current item. let defaultCommand = function () { - switch (this.dataItem.state) { + switch (DownloadsCommon.stateOfDownload(this.download)) { case nsIDM.DOWNLOAD_NOTSTARTED: return "downloadsCmd_cancel"; case nsIDM.DOWNLOAD_FINISHED: return "downloadsCmd_open"; case nsIDM.DOWNLOAD_FAILED: return "downloadsCmd_retry"; |