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https://gitlab.winehq.org/wine/wine-gecko.git
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299 lines
11 KiB
JavaScript
299 lines
11 KiB
JavaScript
// -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; js2-basic-offset: 2; js2-skip-preprocessor-directives: t; -*-
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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let Cu = Components.utils;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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function dump(a) {
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Cc["@mozilla.org/consoleservice;1"].getService(Ci.nsIConsoleService).logStringMessage(a);
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}
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XPCOMUtils.defineLazyModuleGetter(this, "Notifications",
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"resource://gre/modules/Notifications.jsm");
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const URI_GENERIC_ICON_DOWNLOAD = "drawable://alert_download";
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const URI_PAUSE_ICON = "drawable://pause";
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const URI_CANCEL_ICON = "drawable://close";
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const URI_RESUME_ICON = "drawable://play";
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XPCOMUtils.defineLazyModuleGetter(this, "OS", "resource://gre/modules/osfile.jsm");
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var Downloads = {
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_initialized: false,
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_dlmgr: null,
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_progressAlert: null,
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_privateDownloads: [],
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_showingPrompt: false,
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_downloadsIdMap: {},
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_getLocalFile: function dl__getLocalFile(aFileURI) {
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// if this is a URL, get the file from that
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// XXX it's possible that using a null char-set here is bad
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const fileUrl = Services.io.newURI(aFileURI, null, null).QueryInterface(Ci.nsIFileURL);
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return fileUrl.file.clone().QueryInterface(Ci.nsILocalFile);
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},
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init: function dl_init() {
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if (this._initialized)
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return;
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this._initialized = true;
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// Monitor downloads and display alerts
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this._dlmgr = Cc["@mozilla.org/download-manager;1"].getService(Ci.nsIDownloadManager);
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this._progressAlert = new AlertDownloadProgressListener();
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this._dlmgr.addPrivacyAwareListener(this._progressAlert);
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Services.obs.addObserver(this, "last-pb-context-exited", true);
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},
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openDownload: function dl_openDownload(aDownload) {
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let fileUri = aDownload.target.spec;
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let guid = aDownload.guid;
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let f = this._getLocalFile(fileUri);
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try {
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f.launch();
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} catch (ex) {
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// in case we are not able to open the file (i.e. there is no app able to handle it)
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// we just open the browser tab showing it
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BrowserApp.addTab("about:downloads?id=" + guid);
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}
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},
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cancelDownload: function dl_cancelDownload(aDownload) {
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aDownload.cancel();
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let fileURI = aDownload.target.spec;
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let f = this._getLocalFile(fileURI);
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OS.File.remove(f.path);
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},
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showCancelConfirmPrompt: function dl_showCancelConfirmPrompt(aDownload) {
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if (this._showingPrompt)
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return;
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this._showingPrompt = true;
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// Open a prompt that offers a choice to cancel the download
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let title = Strings.browser.GetStringFromName("downloadCancelPromptTitle");
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let message = Strings.browser.GetStringFromName("downloadCancelPromptMessage");
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let flags = Services.prompt.BUTTON_POS_0 * Services.prompt.BUTTON_TITLE_YES +
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Services.prompt.BUTTON_POS_1 * Services.prompt.BUTTON_TITLE_NO;
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let choice = Services.prompt.confirmEx(null, title, message, flags,
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null, null, null, null, {});
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if (choice == 0)
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this.cancelDownload(aDownload);
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this._showingPrompt = false;
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},
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handleClickEvent: function dl_handleClickEvent(aDownload) {
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// Only open the downloaded file if the download is complete
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if (aDownload.state == Ci.nsIDownloadManager.DOWNLOAD_FINISHED)
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this.openDownload(aDownload);
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else if (aDownload.state == Ci.nsIDownloadManager.DOWNLOAD_DOWNLOADING ||
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aDownload.state == Ci.nsIDownloadManager.DOWNLOAD_PAUSED)
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this.showCancelConfirmPrompt(aDownload);
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},
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clickCallback: function dl_clickCallback(aDownloadId) {
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this._dlmgr.getDownloadByGUID(aDownloadId, (function(status, download) {
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if (Components.isSuccessCode(status))
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this.handleClickEvent(download);
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}).bind(this));
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},
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pauseClickCallback: function dl_buttonPauseCallback(aDownloadId) {
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this._dlmgr.getDownloadByGUID(aDownloadId, (function(status, download) {
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if (Components.isSuccessCode(status))
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download.pause();
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}).bind(this));
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},
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resumeClickCallback: function dl_buttonPauseCallback(aDownloadId) {
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this._dlmgr.getDownloadByGUID(aDownloadId, (function(status, download) {
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if (Components.isSuccessCode(status))
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download.resume();
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}).bind(this));
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},
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cancelClickCallback: function dl_buttonPauseCallback(aDownloadId) {
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this._dlmgr.getDownloadByGUID(aDownloadId, (function(status, download) {
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if (Components.isSuccessCode(status))
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this.cancelDownload(download);
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}).bind(this));
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},
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notificationCanceledCallback: function dl_notifCancelCallback(aId, aDownloadId) {
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let notificationId = this._downloadsIdMap[aDownloadId];
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if (notificationId && notificationId == aId)
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delete this._downloadsIdMap[aDownloadId];
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},
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createNotification: function dl_createNotif(aDownload, aOptions) {
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let notificationId = Notifications.create(aOptions);
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this._downloadsIdMap[aDownload.guid]Â = notificationId;
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},
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updateNotification: function dl_updateNotif(aDownload, aOptions) {
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let notificationId = this._downloadsIdMap[aDownload.guid];
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if (notificationId)
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Notifications.update(notificationId, aOptions);
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},
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cancelNotification: function dl_cleanNotif(aDownload) {
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Notifications.cancel(this._downloadsIdMap[aDownload.guid]);
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delete this._downloadsIdMap[aDownload.guid];
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},
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// observer for last-pb-context-exited
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observe: function dl_observe(aSubject, aTopic, aData) {
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let download;
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while ((download = this._privateDownloads.pop())) {
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try {
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let notificationId = aDownload.guid;
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Notifications.clear(notificationId);
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Downloads.removeNotification(download);
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} catch (e) {
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dump("Error removing private download: " + e);
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}
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}
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},
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QueryInterface: function (aIID) {
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if (!aIID.equals(Ci.nsISupports) &&
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!aIID.equals(Ci.nsIObserver) &&
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!aIID.equals(Ci.nsISupportsWeakReference))
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throw Components.results.NS_ERROR_NO_INTERFACE;
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return this;
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}
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};
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const PAUSE_BUTTON = {
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buttonId: "pause",
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title : Strings.browser.GetStringFromName("alertDownloadsPause"),
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icon : URI_PAUSE_ICON,
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onClicked: function (aId, aCookie) {
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Downloads.pauseClickCallback(aCookie);
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}
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};
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const CANCEL_BUTTON = {
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buttonId: "cancel",
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title : Strings.browser.GetStringFromName("alertDownloadsCancel"),
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icon : URI_CANCEL_ICON,
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onClicked: function (aId, aCookie) {
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Downloads.cancelClickCallback(aCookie);
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}
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};
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const RESUME_BUTTON = {
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buttonId: "resume",
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title : Strings.browser.GetStringFromName("alertDownloadsResume"),
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icon: URI_RESUME_ICON,
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onClicked: function (aId, aCookie) {
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Downloads.resumeClickCallback(aCookie);
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}
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};
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function DownloadNotifOptions (aDownload, aTitle, aMessage) {
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this.icon = URI_GENERIC_ICON_DOWNLOAD;
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this.onCancel = function (aId, aCookie) {
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Downloads.notificationCanceledCallback(aId, aCookie);
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}
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this.onClick = function (aId, aCookie) {
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Downloads.clickCallback(aCookie);
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}
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this.title = aTitle;
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this.message = aMessage;
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this.buttons = null;
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this.cookie = aDownload.guid;
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this.persistent = true;
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}
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function DownloadProgressNotifOptions (aDownload, aButtons) {
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DownloadNotifOptions.apply(this, [aDownload, aDownload.displayName, aDownload.percentComplete + "%"]);
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this.ongoing = true;
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this.progress = aDownload.percentComplete;
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this.buttons = aButtons;
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}
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// AlertDownloadProgressListener is used to display progress in the alert notifications.
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function AlertDownloadProgressListener() { }
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AlertDownloadProgressListener.prototype = {
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//////////////////////////////////////////////////////////////////////////////
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//// nsIDownloadProgressListener
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onProgressChange: function(aWebProgress, aRequest, aCurSelfProgress, aMaxSelfProgress, aCurTotalProgress, aMaxTotalProgress, aDownload) {
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let strings = Strings.browser;
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let availableSpace = -1;
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try {
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// diskSpaceAvailable is not implemented on all systems
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let availableSpace = aDownload.targetFile.diskSpaceAvailable;
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} catch(ex) { }
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let contentLength = aDownload.size;
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if (availableSpace > 0 && contentLength > 0 && contentLength > availableSpace) {
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Downloads.updateNotification(aDownload, new DownloadNotifOptions(aDownload,
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strings.GetStringFromName("alertDownloadsNoSpace"),
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strings.GetStringFromName("alertDownloadsSize")));
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aDownload.cancel();
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}
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if (aDownload.percentComplete == -1) {
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// Undetermined progress is not supported yet
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return;
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}
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Downloads.updateNotification(aDownload, new DownloadProgressNotifOptions(aDownload, [PAUSE_BUTTON, CANCEL_BUTTON]));
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},
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onDownloadStateChange: function(aState, aDownload) {
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let state = aDownload.state;
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switch (state) {
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case Ci.nsIDownloadManager.DOWNLOAD_QUEUED: {
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NativeWindow.toast.show(Strings.browser.GetStringFromName("alertDownloadsToast"), "long");
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Downloads.createNotification(aDownload, new DownloadNotifOptions(aDownload,
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Strings.browser.GetStringFromName("alertDownloadsStart2"),
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aDownload.displayName));
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break;
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}
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case Ci.nsIDownloadManager.DOWNLOAD_PAUSED: {
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Downloads.updateNotification(aDownload, new DownloadProgressNotifOptions(aDownload, [RESUME_BUTTON, CANCEL_BUTTON]));
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break;
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}
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case Ci.nsIDownloadManager.DOWNLOAD_FAILED:
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case Ci.nsIDownloadManager.DOWNLOAD_CANCELED:
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case Ci.nsIDownloadManager.DOWNLOAD_BLOCKED_PARENTAL:
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case Ci.nsIDownloadManager.DOWNLOAD_DIRTY:
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case Ci.nsIDownloadManager.DOWNLOAD_FINISHED: {
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Downloads.cancelNotification(aDownload);
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if (aDownload.isPrivate) {
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let index = Downloads._privateDownloads.indexOf(aDownload);
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if (index != -1) {
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Downloads._privateDownloads.splice(index, 1);
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}
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}
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if (state == Ci.nsIDownloadManager.DOWNLOAD_FINISHED) {
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Downloads.createNotification(aDownload, new DownloadNotifOptions(aDownload,
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Strings.browser.GetStringFromName("alertDownloadsDone2"),
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aDownload.displayName));
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}
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break;
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}
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}
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},
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onStateChange: function(aWebProgress, aRequest, aState, aStatus, aDownload) { },
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onSecurityChange: function(aWebProgress, aRequest, aState, aDownload) { },
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//////////////////////////////////////////////////////////////////////////////
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//// nsISupports
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QueryInterface: function (aIID) {
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if (!aIID.equals(Ci.nsIDownloadProgressListener) &&
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!aIID.equals(Ci.nsISupports))
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throw Components.results.NS_ERROR_NO_INTERFACE;
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return this;
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}
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};
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