diff options
Diffstat (limited to 'browser/components/nsBrowserContentHandler.js')
| -rw-r--r-- | browser/components/nsBrowserContentHandler.js | 805 |
1 files changed, 0 insertions, 805 deletions
diff --git a/browser/components/nsBrowserContentHandler.js b/browser/components/nsBrowserContentHandler.js deleted file mode 100644 index 74144fc1b..000000000 --- a/browser/components/nsBrowserContentHandler.js +++ /dev/null @@ -1,805 +0,0 @@ -/* This Source Code Form is subject to the terms of the Mozilla Public - * 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/. */ - -/* eslint no-undef:2 */ - -Components.utils.import("resource://gre/modules/XPCOMUtils.jsm"); -Components.utils.import("resource://gre/modules/Services.jsm"); -Components.utils.import("resource://gre/modules/AppConstants.jsm"); - -XPCOMUtils.defineLazyModuleGetter(this, "LaterRun", - "resource:///modules/LaterRun.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "PrivateBrowsingUtils", - "resource://gre/modules/PrivateBrowsingUtils.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "RecentWindow", - "resource:///modules/RecentWindow.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "ShellService", - "resource:///modules/ShellService.jsm"); -XPCOMUtils.defineLazyServiceGetter(this, "WindowsUIUtils", - "@mozilla.org/windows-ui-utils;1", "nsIWindowsUIUtils"); - -const nsISupports = Components.interfaces.nsISupports; - -const nsIBrowserDOMWindow = Components.interfaces.nsIBrowserDOMWindow; -const nsIBrowserHandler = Components.interfaces.nsIBrowserHandler; -const nsIBrowserHistory = Components.interfaces.nsIBrowserHistory; -const nsIChannel = Components.interfaces.nsIChannel; -const nsICommandLine = Components.interfaces.nsICommandLine; -const nsICommandLineHandler = Components.interfaces.nsICommandLineHandler; -const nsIContentHandler = Components.interfaces.nsIContentHandler; -const nsIDocShellTreeItem = Components.interfaces.nsIDocShellTreeItem; -const nsIDOMChromeWindow = Components.interfaces.nsIDOMChromeWindow; -const nsIDOMWindow = Components.interfaces.nsIDOMWindow; -const nsIFileURL = Components.interfaces.nsIFileURL; -const nsIInterfaceRequestor = Components.interfaces.nsIInterfaceRequestor; -const nsINetUtil = Components.interfaces.nsINetUtil; -const nsIPrefLocalizedString = Components.interfaces.nsIPrefLocalizedString; -const nsISupportsString = Components.interfaces.nsISupportsString; -const nsIWebNavigation = Components.interfaces.nsIWebNavigation; -const nsIWebNavigationInfo = Components.interfaces.nsIWebNavigationInfo; -const nsICommandLineValidator = Components.interfaces.nsICommandLineValidator; - -const NS_BINDING_ABORTED = Components.results.NS_BINDING_ABORTED; -const NS_ERROR_WONT_HANDLE_CONTENT = 0x805d0001; -const NS_ERROR_ABORT = Components.results.NS_ERROR_ABORT; - -function shouldLoadURI(aURI) { - if (aURI && !aURI.schemeIs("chrome")) - return true; - - dump("*** Preventing external load of chrome: URI into browser window\n"); - dump(" Use --chrome <uri> instead\n"); - return false; -} - -function resolveURIInternal(aCmdLine, aArgument) { - var uri = aCmdLine.resolveURI(aArgument); - var uriFixup = Services.uriFixup; - - if (!(uri instanceof nsIFileURL)) { - return uriFixup.createFixupURI(aArgument, - uriFixup.FIXUP_FLAG_FIX_SCHEME_TYPOS); - } - - try { - if (uri.file.exists()) - return uri; - } - catch (e) { - Components.utils.reportError(e); - } - - // We have interpreted the argument as a relative file URI, but the file - // doesn't exist. Try URI fixup heuristics: see bug 290782. - - try { - uri = uriFixup.createFixupURI(aArgument, 0); - } - catch (e) { - Components.utils.reportError(e); - } - - return uri; -} - -var gFirstWindow = false; - -const OVERRIDE_NONE = 0; -const OVERRIDE_NEW_PROFILE = 1; -const OVERRIDE_NEW_MSTONE = 2; -const OVERRIDE_NEW_BUILD_ID = 3; -/** - * Determines whether a home page override is needed. - * Returns: - * OVERRIDE_NEW_PROFILE if this is the first run with a new profile. - * OVERRIDE_NEW_MSTONE if this is the first run with a build with a different - * Gecko milestone (i.e. right after an upgrade). - * OVERRIDE_NEW_BUILD_ID if this is the first run with a new build ID of the - * same Gecko milestone (i.e. after a nightly upgrade). - * OVERRIDE_NONE otherwise. - */ -function needHomepageOverride(prefb) { - var savedmstone = null; - try { - savedmstone = prefb.getCharPref("browser.startup.homepage_override.mstone"); - } catch (e) {} - - if (savedmstone == "ignore") - return OVERRIDE_NONE; - - var mstone = Services.appinfo.platformVersion; - - var savedBuildID = null; - try { - savedBuildID = prefb.getCharPref("browser.startup.homepage_override.buildID"); - } catch (e) {} - - var buildID = Services.appinfo.platformBuildID; - - if (mstone != savedmstone) { - // Bug 462254. Previous releases had a default pref to suppress the EULA - // agreement if the platform's installer had already shown one. Now with - // about:rights we've removed the EULA stuff and default pref, but we need - // a way to make existing profiles retain the default that we removed. - if (savedmstone) - prefb.setBoolPref("browser.rights.3.shown", true); - - prefb.setCharPref("browser.startup.homepage_override.mstone", mstone); - prefb.setCharPref("browser.startup.homepage_override.buildID", buildID); - return (savedmstone ? OVERRIDE_NEW_MSTONE : OVERRIDE_NEW_PROFILE); - } - - if (buildID != savedBuildID) { - prefb.setCharPref("browser.startup.homepage_override.buildID", buildID); - return OVERRIDE_NEW_BUILD_ID; - } - - return OVERRIDE_NONE; -} - -/** - * Gets the override page for the first run after the application has been - * updated. - * @param defaultOverridePage - * The default override page. - * @return The override page. - */ -function getPostUpdateOverridePage(defaultOverridePage) { - var um = Components.classes["@mozilla.org/updates/update-manager;1"] - .getService(Components.interfaces.nsIUpdateManager); - try { - // If the updates.xml file is deleted then getUpdateAt will throw. - var update = um.getUpdateAt(0) - .QueryInterface(Components.interfaces.nsIPropertyBag); - } catch (e) { - // This should never happen. - Components.utils.reportError("Unable to find update: " + e); - return defaultOverridePage; - } - - let actions = update.getProperty("actions"); - // When the update doesn't specify actions fallback to the original behavior - // of displaying the default override page. - if (!actions) - return defaultOverridePage; - - // The existence of silent or the non-existence of showURL in the actions both - // mean that an override page should not be displayed. - if (actions.indexOf("silent") != -1 || actions.indexOf("showURL") == -1) - return ""; - - return update.getProperty("openURL") || defaultOverridePage; -} - -// Flag used to indicate that the arguments to openWindow can be passed directly. -const NO_EXTERNAL_URIS = 1; - -function openWindow(parent, url, target, features, args, noExternalArgs) { - if (noExternalArgs == NO_EXTERNAL_URIS) { - // Just pass in the defaultArgs directly - var argstring; - if (args) { - argstring = Components.classes["@mozilla.org/supports-string;1"] - .createInstance(nsISupportsString); - argstring.data = args; - } - - return Services.ww.openWindow(parent, url, target, features, argstring); - } - - // Pass an array to avoid the browser "|"-splitting behavior. - var argArray = Components.classes["@mozilla.org/array;1"] - .createInstance(Components.interfaces.nsIMutableArray); - - // add args to the arguments array - var stringArgs = null; - if (args instanceof Array) // array - stringArgs = args; - else if (args) // string - stringArgs = [args]; - - if (stringArgs) { - // put the URIs into argArray - var uriArray = Components.classes["@mozilla.org/array;1"] - .createInstance(Components.interfaces.nsIMutableArray); - stringArgs.forEach(function (uri) { - var sstring = Components.classes["@mozilla.org/supports-string;1"] - .createInstance(nsISupportsString); - sstring.data = uri; - uriArray.appendElement(sstring, /* weak = */ false); - }); - argArray.appendElement(uriArray, /* weak =*/ false); - } else { - argArray.appendElement(null, /* weak =*/ false); - } - - // Pass these as null to ensure that we always trigger the "single URL" - // behavior in browser.js's gBrowserInit.onLoad (which handles the window - // arguments) - argArray.appendElement(null, /* weak =*/ false); // charset - argArray.appendElement(null, /* weak =*/ false); // referer - argArray.appendElement(null, /* weak =*/ false); // postData - argArray.appendElement(null, /* weak =*/ false); // allowThirdPartyFixup - - return Services.ww.openWindow(parent, url, target, features, argArray); -} - -function openPreferences() { - var args = Components.classes["@mozilla.org/array;1"] - .createInstance(Components.interfaces.nsIMutableArray); - - var wuri = Components.classes["@mozilla.org/supports-string;1"] - .createInstance(Components.interfaces.nsISupportsString); - wuri.data = "about:preferences"; - - args.appendElement(wuri, /* weak = */ false); - - Services.ww.openWindow(null, gBrowserContentHandler.chromeURL, - "_blank", - "chrome,dialog=no,all", - args); -} - -function logSystemBasedSearch(engine) { - var countId = (engine.identifier || ("other-" + engine.name)) + ".system"; - var count = Services.telemetry.getKeyedHistogramById("SEARCH_COUNTS"); - count.add(countId); -} - -function doSearch(searchTerm, cmdLine) { - var engine = Services.search.defaultEngine; - logSystemBasedSearch(engine); - - var submission = engine.getSubmission(searchTerm, null, "system"); - - // fill our nsIMutableArray with uri-as-wstring, null, null, postData - var args = Components.classes["@mozilla.org/array;1"] - .createInstance(Components.interfaces.nsIMutableArray); - - var wuri = Components.classes["@mozilla.org/supports-string;1"] - .createInstance(Components.interfaces.nsISupportsString); - wuri.data = submission.uri.spec; - - args.appendElement(wuri, /* weak =*/ false); - args.appendElement(null, /* weak =*/ false); - args.appendElement(null, /* weak =*/ false); - args.appendElement(submission.postData, /* weak =*/ false); - - // XXXbsmedberg: use handURIToExistingBrowser to obey tabbed-browsing - // preferences, but need nsIBrowserDOMWindow extensions - - return Services.ww.openWindow(null, gBrowserContentHandler.chromeURL, - "_blank", - "chrome,dialog=no,all" + - gBrowserContentHandler.getFeatures(cmdLine), - args); -} - -function nsBrowserContentHandler() { -} -nsBrowserContentHandler.prototype = { - classID: Components.ID("{5d0ce354-df01-421a-83fb-7ead0990c24e}"), - - _xpcom_factory: { - createInstance: function bch_factory_ci(outer, iid) { - if (outer) - throw Components.results.NS_ERROR_NO_AGGREGATION; - return gBrowserContentHandler.QueryInterface(iid); - } - }, - - /* helper functions */ - - mChromeURL : null, - - get chromeURL() { - if (this.mChromeURL) { - return this.mChromeURL; - } - - this.mChromeURL = Services.prefs.getCharPref("browser.chromeURL"); - - return this.mChromeURL; - }, - - /* nsISupports */ - QueryInterface : XPCOMUtils.generateQI([nsICommandLineHandler, - nsIBrowserHandler, - nsIContentHandler, - nsICommandLineValidator]), - - /* nsICommandLineHandler */ - handle : function bch_handle(cmdLine) { - if (cmdLine.handleFlag("browser", false)) { - // Passing defaultArgs, so use NO_EXTERNAL_URIS - openWindow(null, this.chromeURL, "_blank", - "chrome,dialog=no,all" + this.getFeatures(cmdLine), - this.defaultArgs, NO_EXTERNAL_URIS); - cmdLine.preventDefault = true; - } - - // In the past, when an instance was not already running, the -remote - // option returned an error code. Any script or application invoking the - // -remote option is expected to be handling this case, otherwise they - // wouldn't be doing anything when there is no Firefox already running. - // Making the -remote option always return an error code makes those - // scripts or applications handle the situation as if Firefox was not - // already running. - if (cmdLine.handleFlag("remote", true)) { - throw NS_ERROR_ABORT; - } - - var uriparam; - try { - while ((uriparam = cmdLine.handleFlagWithParam("new-window", false))) { - let uri = resolveURIInternal(cmdLine, uriparam); - if (!shouldLoadURI(uri)) - continue; - openWindow(null, this.chromeURL, "_blank", - "chrome,dialog=no,all" + this.getFeatures(cmdLine), - uri.spec); - cmdLine.preventDefault = true; - } - } - catch (e) { - Components.utils.reportError(e); - } - - try { - while ((uriparam = cmdLine.handleFlagWithParam("new-tab", false))) { - let uri = resolveURIInternal(cmdLine, uriparam); - handURIToExistingBrowser(uri, nsIBrowserDOMWindow.OPEN_NEWTAB, cmdLine); - cmdLine.preventDefault = true; - } - } - catch (e) { - Components.utils.reportError(e); - } - - var chromeParam = cmdLine.handleFlagWithParam("chrome", false); - if (chromeParam) { - - // Handle old preference dialog URLs. - if (chromeParam == "chrome://browser/content/pref/pref.xul" || - chromeParam == "chrome://browser/content/preferences/preferences.xul") { - openPreferences(); - cmdLine.preventDefault = true; - } else try { - let resolvedURI = resolveURIInternal(cmdLine, chromeParam); - let isLocal = uri => { - let localSchemes = new Set(["chrome", "file", "resource"]); - if (uri instanceof Components.interfaces.nsINestedURI) { - uri = uri.QueryInterface(Components.interfaces.nsINestedURI).innerMostURI; - } - return localSchemes.has(uri.scheme); - }; - if (isLocal(resolvedURI)) { - // If the URI is local, we are sure it won't wrongly inherit chrome privs - var features = "chrome,dialog=no,all" + this.getFeatures(cmdLine); - openWindow(null, resolvedURI.spec, "_blank", features); - cmdLine.preventDefault = true; - } else { - dump("*** Preventing load of web URI as chrome\n"); - dump(" If you're trying to load a webpage, do not pass --chrome.\n"); - } - } - catch (e) { - Components.utils.reportError(e); - } - } - if (cmdLine.handleFlag("preferences", false)) { - openPreferences(); - cmdLine.preventDefault = true; - } - if (cmdLine.handleFlag("silent", false)) - cmdLine.preventDefault = true; - - try { - var privateWindowParam = cmdLine.handleFlagWithParam("private-window", false); - if (privateWindowParam) { - let resolvedURI = resolveURIInternal(cmdLine, privateWindowParam); - handURIToExistingBrowser(resolvedURI, nsIBrowserDOMWindow.OPEN_NEWTAB, cmdLine, true); - cmdLine.preventDefault = true; - } - } catch (e) { - if (e.result != Components.results.NS_ERROR_INVALID_ARG) { - throw e; - } - // NS_ERROR_INVALID_ARG is thrown when flag exists, but has no param. - if (cmdLine.handleFlag("private-window", false)) { - openWindow(null, this.chromeURL, "_blank", - "chrome,dialog=no,private,all" + this.getFeatures(cmdLine), - "about:privatebrowsing"); - cmdLine.preventDefault = true; - } - } - - var searchParam = cmdLine.handleFlagWithParam("search", false); - if (searchParam) { - doSearch(searchParam, cmdLine); - cmdLine.preventDefault = true; - } - - // The global PB Service consumes this flag, so only eat it in per-window - // PB builds. - if (cmdLine.handleFlag("private", false)) { - PrivateBrowsingUtils.enterTemporaryAutoStartMode(); - } - - var fileParam = cmdLine.handleFlagWithParam("file", false); - if (fileParam) { - var file = cmdLine.resolveFile(fileParam); - var fileURI = Services.io.newFileURI(file); - openWindow(null, this.chromeURL, "_blank", - "chrome,dialog=no,all" + this.getFeatures(cmdLine), - fileURI.spec); - cmdLine.preventDefault = true; - } - - if (AppConstants.platform == "win") { - // Handle "? searchterm" for Windows Vista start menu integration - for (var i = cmdLine.length - 1; i >= 0; --i) { - var param = cmdLine.getArgument(i); - if (param.match(/^\? /)) { - cmdLine.removeArguments(i, i); - cmdLine.preventDefault = true; - - searchParam = param.substr(2); - doSearch(searchParam, cmdLine); - } - } - } - }, - - get helpInfo() { - let info = - " --browser Open a browser window.\n" + - " --new-window <url> Open <url> in a new window.\n" + - " --new-tab <url> Open <url> in a new tab.\n" + - " --private-window <url> Open <url> in a new private window.\n"; - if (AppConstants.platform == "win") { - info += " --preferences Open Options dialog.\n"; - } else { - info += " --preferences Open Preferences dialog.\n"; - } - info += " --search <term> Search <term> with your default search engine.\n"; - return info; - }, - - /* nsIBrowserHandler */ - - get defaultArgs() { - var prefb = Services.prefs; - - if (!gFirstWindow) { - gFirstWindow = true; - if (PrivateBrowsingUtils.isInTemporaryAutoStartMode) { - return "about:privatebrowsing"; - } - } - - var override; - var overridePage = ""; - var additionalPage = ""; - var willRestoreSession = false; - try { - // Read the old value of homepage_override.mstone before - // needHomepageOverride updates it, so that we can later add it to the - // URL if we do end up showing an overridePage. This makes it possible - // to have the overridePage's content vary depending on the version we're - // upgrading from. - let old_mstone = "unknown"; - try { - old_mstone = Services.prefs.getCharPref("browser.startup.homepage_override.mstone"); - } catch (ex) {} - override = needHomepageOverride(prefb); - if (override != OVERRIDE_NONE) { - switch (override) { - case OVERRIDE_NEW_PROFILE: - // New profile. - overridePage = Services.urlFormatter.formatURLPref("startup.homepage_welcome_url"); - additionalPage = Services.urlFormatter.formatURLPref("startup.homepage_welcome_url.additional"); - // Turn on 'later run' pages for new profiles. - LaterRun.enabled = true; - break; - case OVERRIDE_NEW_MSTONE: - // Check whether we will restore a session. If we will, we assume - // that this is an "update" session. This does not take crashes - // into account because that requires waiting for the session file - // to be read. If a crash occurs after updating, before restarting, - // we may open the startPage in addition to restoring the session. - var ss = Components.classes["@mozilla.org/browser/sessionstartup;1"] - .getService(Components.interfaces.nsISessionStartup); - willRestoreSession = ss.isAutomaticRestoreEnabled(); - - overridePage = Services.urlFormatter.formatURLPref("startup.homepage_override_url"); - if (prefb.prefHasUserValue("app.update.postupdate")) - overridePage = getPostUpdateOverridePage(overridePage); - - overridePage = overridePage.replace("%OLD_VERSION%", old_mstone); - break; - } - } - } catch (ex) {} - - // formatURLPref might return "about:blank" if getting the pref fails - if (overridePage == "about:blank") - overridePage = ""; - - if (!additionalPage) { - additionalPage = LaterRun.getURL() || ""; - } - - if (additionalPage && additionalPage != "about:blank") { - if (overridePage) { - overridePage += "|" + additionalPage; - } else { - overridePage = additionalPage; - } - } - - var startPage = ""; - try { - var choice = prefb.getIntPref("browser.startup.page"); - if (choice == 1 || choice == 3) - startPage = this.startPage; - } catch (e) { - Components.utils.reportError(e); - } - - if (startPage == "about:blank") - startPage = ""; - - let skipStartPage = override == OVERRIDE_NEW_PROFILE && - prefb.getBoolPref("browser.startup.firstrunSkipsHomepage"); - // Only show the startPage if we're not restoring an update session and are - // not set to skip the start page on this profile - if (overridePage && startPage && !willRestoreSession && !skipStartPage) - return overridePage + "|" + startPage; - - return overridePage || startPage || "about:blank" || "about:logopage"; - }, - - get startPage() { - var uri = Services.prefs.getComplexValue("browser.startup.homepage", - nsIPrefLocalizedString).data; - if (!uri) { - Services.prefs.clearUserPref("browser.startup.homepage"); - uri = Services.prefs.getComplexValue("browser.startup.homepage", - nsIPrefLocalizedString).data; - } - return uri; - }, - - mFeatures : null, - - getFeatures : function bch_features(cmdLine) { - if (this.mFeatures === null) { - this.mFeatures = ""; - - try { - var width = cmdLine.handleFlagWithParam("width", false); - var height = cmdLine.handleFlagWithParam("height", false); - - if (width) - this.mFeatures += ",width=" + width; - if (height) - this.mFeatures += ",height=" + height; - } - catch (e) { - } - - // The global PB Service consumes this flag, so only eat it in per-window - // PB builds. - if (PrivateBrowsingUtils.isInTemporaryAutoStartMode) { - this.mFeatures = ",private"; - } - } - - return this.mFeatures; - }, - - /* nsIContentHandler */ - - handleContent : function bch_handleContent(contentType, context, request) { - try { - var webNavInfo = Components.classes["@mozilla.org/webnavigation-info;1"] - .getService(nsIWebNavigationInfo); - if (!webNavInfo.isTypeSupported(contentType, null)) { - throw NS_ERROR_WONT_HANDLE_CONTENT; - } - } catch (e) { - throw NS_ERROR_WONT_HANDLE_CONTENT; - } - - request.QueryInterface(nsIChannel); - handURIToExistingBrowser(request.URI, - nsIBrowserDOMWindow.OPEN_DEFAULTWINDOW, null); - request.cancel(NS_BINDING_ABORTED); - }, - - /* nsICommandLineValidator */ - validate : function bch_validate(cmdLine) { - // Other handlers may use osint so only handle the osint flag if the url - // flag is also present and the command line is valid. - var osintFlagIdx = cmdLine.findFlag("osint", false); - var urlFlagIdx = cmdLine.findFlag("url", false); - if (urlFlagIdx > -1 && (osintFlagIdx > -1 || - cmdLine.state == nsICommandLine.STATE_REMOTE_EXPLICIT)) { - var urlParam = cmdLine.getArgument(urlFlagIdx + 1); - if (cmdLine.length != urlFlagIdx + 2 || /firefoxurl:/.test(urlParam)) - throw NS_ERROR_ABORT; - var isDefault = false; - try { - var url = Services.urlFormatter.formatURLPref("app.support.baseURL") + - "win10-default-browser"; - if (urlParam == url) { - isDefault = ShellService.isDefaultBrowser(false, false); - } - } catch (ex) {} - if (isDefault) { - // Firefox is already the default HTTP handler. - // We don't have to show the instruction page. - throw NS_ERROR_ABORT; - } - cmdLine.handleFlag("osint", false) - } - }, -}; -var gBrowserContentHandler = new nsBrowserContentHandler(); - -function handURIToExistingBrowser(uri, location, cmdLine, forcePrivate) -{ - if (!shouldLoadURI(uri)) - return; - - // Unless using a private window is forced, open external links in private - // windows only if we're in perma-private mode. - var allowPrivate = forcePrivate || PrivateBrowsingUtils.permanentPrivateBrowsing; - var navWin = RecentWindow.getMostRecentBrowserWindow({private: allowPrivate}); - if (!navWin) { - // if we couldn't load it in an existing window, open a new one - var features = "chrome,dialog=no,all" + gBrowserContentHandler.getFeatures(cmdLine); - if (forcePrivate) { - features += ",private"; - } - openWindow(null, gBrowserContentHandler.chromeURL, "_blank", features, uri.spec); - return; - } - - var navNav = navWin.QueryInterface(nsIInterfaceRequestor) - .getInterface(nsIWebNavigation); - var rootItem = navNav.QueryInterface(nsIDocShellTreeItem).rootTreeItem; - var rootWin = rootItem.QueryInterface(nsIInterfaceRequestor) - .getInterface(nsIDOMWindow); - var bwin = rootWin.QueryInterface(nsIDOMChromeWindow).browserDOMWindow; - bwin.openURI(uri, null, location, - nsIBrowserDOMWindow.OPEN_EXTERNAL); -} - -function nsDefaultCommandLineHandler() { -} - -nsDefaultCommandLineHandler.prototype = { - classID: Components.ID("{47cd0651-b1be-4a0f-b5c4-10e5a573ef71}"), - - /* nsISupports */ - QueryInterface : function dch_QI(iid) { - if (!iid.equals(nsISupports) && - !iid.equals(nsICommandLineHandler)) - throw Components.results.NS_ERROR_NO_INTERFACE; - - return this; - }, - - _haveProfile: false, - - /* nsICommandLineHandler */ - handle : function dch_handle(cmdLine) { - // The -url flag is inserted by the operating system when the default - // application handler is used. We check for default browser to remove - // instances where users explicitly decide to "open with" the browser. - // Note that users who launch firefox manually with the -url flag will - // get erroneously counted. - try { - if (cmdLine.findFlag("url", false) && - ShellService.isDefaultBrowser(false, false)) { - Services.telemetry.getHistogramById("FX_STARTUP_EXTERNAL_CONTENT_HANDLER").add(); - } - } catch (e) {} - - var urilist = []; - - if (AppConstants.platform == "win") { - // If we don't have a profile selected yet (e.g. the Profile Manager is - // displayed) we will crash if we open an url and then select a profile. To - // prevent this handle all url command line flags and set the command line's - // preventDefault to true to prevent the display of the ui. The initial - // command line will be retained when nsAppRunner calls LaunchChild though - // urls launched after the initial launch will be lost. - if (!this._haveProfile) { - try { - // This will throw when a profile has not been selected. - Services.dirsvc.get("ProfD", Components.interfaces.nsILocalFile); - this._haveProfile = true; - } - catch (e) { - while ((ar = cmdLine.handleFlagWithParam("url", false))); - cmdLine.preventDefault = true; - } - } - } - - try { - var ar; - while ((ar = cmdLine.handleFlagWithParam("url", false))) { - var uri = resolveURIInternal(cmdLine, ar); - urilist.push(uri); - } - } - catch (e) { - Components.utils.reportError(e); - } - - for (let i = 0; i < cmdLine.length; ++i) { - var curarg = cmdLine.getArgument(i); - if (curarg.match(/^-/)) { - Components.utils.reportError("Warning: unrecognized command line flag " + curarg + "\n"); - // To emulate the pre-nsICommandLine behavior, we ignore - // the argument after an unrecognized flag. - ++i; - } else { - try { - urilist.push(resolveURIInternal(cmdLine, curarg)); - } - catch (e) { - Components.utils.reportError("Error opening URI '" + curarg + "' from the command line: " + e + "\n"); - } - } - } - - if (urilist.length) { - if (cmdLine.state != nsICommandLine.STATE_INITIAL_LAUNCH && - urilist.length == 1) { - // Try to find an existing window and load our URI into the - // current tab, new tab, or new window as prefs determine. - try { - handURIToExistingBrowser(urilist[0], nsIBrowserDOMWindow.OPEN_DEFAULTWINDOW, cmdLine); - return; - } - catch (e) { - } - } - - var URLlist = urilist.filter(shouldLoadURI).map(u => u.spec); - if (URLlist.length) { - openWindow(null, gBrowserContentHandler.chromeURL, "_blank", - "chrome,dialog=no,all" + gBrowserContentHandler.getFeatures(cmdLine), - URLlist); - } - - } - else if (!cmdLine.preventDefault) { - if (AppConstants.isPlatformAndVersionAtLeast("win", "10") && - cmdLine.state != nsICommandLine.STATE_INITIAL_LAUNCH && - WindowsUIUtils.inTabletMode) { - // In windows 10 tablet mode, do not create a new window, but reuse the existing one. - let win = RecentWindow.getMostRecentBrowserWindow(); - if (win) { - win.focus(); - return; - } - } - // Passing defaultArgs, so use NO_EXTERNAL_URIS - openWindow(null, gBrowserContentHandler.chromeURL, "_blank", - "chrome,dialog=no,all" + gBrowserContentHandler.getFeatures(cmdLine), - gBrowserContentHandler.defaultArgs, NO_EXTERNAL_URIS); - } - }, - - helpInfo : "", -}; - -var components = [nsBrowserContentHandler, nsDefaultCommandLineHandler]; -this.NSGetFactory = XPCOMUtils.generateNSGetFactory(components); |