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authorMatt A. Tobin <email@mattatobin.com>2018-02-02 03:35:06 -0500
committerMatt A. Tobin <email@mattatobin.com>2018-02-02 03:35:06 -0500
commit49ee0794b5d912db1f95dce6eb52d781dc210db5 (patch)
tree6efefe6a09feb09d965932b24e10436b9ac8189c /application/palemoon/components/shell/nsGNOMEShellService.cpp
parente72ef92b5bdc43cd2584198e2e54e951b70299e8 (diff)
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Add Pale Moon
Diffstat (limited to 'application/palemoon/components/shell/nsGNOMEShellService.cpp')
-rw-r--r--application/palemoon/components/shell/nsGNOMEShellService.cpp664
1 files changed, 664 insertions, 0 deletions
diff --git a/application/palemoon/components/shell/nsGNOMEShellService.cpp b/application/palemoon/components/shell/nsGNOMEShellService.cpp
new file mode 100644
index 000000000..14510d111
--- /dev/null
+++ b/application/palemoon/components/shell/nsGNOMEShellService.cpp
@@ -0,0 +1,664 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+
+#include "mozilla/ArrayUtils.h"
+
+#include "nsCOMPtr.h"
+#include "nsGNOMEShellService.h"
+#include "nsShellService.h"
+#include "nsIServiceManager.h"
+#include "nsIFile.h"
+#include "nsIProperties.h"
+#include "nsDirectoryServiceDefs.h"
+#include "nsIPrefService.h"
+#include "prenv.h"
+#include "nsStringAPI.h"
+#include "nsIGConfService.h"
+#include "nsIGIOService.h"
+#include "nsIGSettingsService.h"
+#include "nsIStringBundle.h"
+#include "nsIOutputStream.h"
+#include "nsIProcess.h"
+#include "nsNetUtil.h"
+#include "nsIDOMHTMLImageElement.h"
+#include "nsIImageLoadingContent.h"
+#include "imgIRequest.h"
+#include "imgIContainer.h"
+#include "prprf.h"
+#if defined(MOZ_WIDGET_GTK)
+#include "nsIImageToPixbuf.h"
+#endif
+#include "nsXULAppAPI.h"
+
+#include <glib.h>
+#include <glib-object.h>
+#include <gtk/gtk.h>
+#include <gdk/gdk.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
+#include <limits.h>
+#include <stdlib.h>
+
+using namespace mozilla;
+
+struct ProtocolAssociation
+{
+ const char *name;
+ bool essential;
+};
+
+struct MimeTypeAssociation
+{
+ const char *mimeType;
+ const char *extensions;
+};
+
+static const ProtocolAssociation appProtocols[] = {
+ { "http", true },
+ { "https", true },
+ { "ftp", false },
+ { "chrome", false }
+};
+
+static const MimeTypeAssociation appTypes[] = {
+ { "text/html", "htm html shtml" },
+ { "application/xhtml+xml", "xhtml xht" }
+};
+
+// GConf registry key constants
+#define DG_BACKGROUND "/desktop/gnome/background"
+
+static const char kDesktopImageKey[] = DG_BACKGROUND "/picture_filename";
+static const char kDesktopOptionsKey[] = DG_BACKGROUND "/picture_options";
+static const char kDesktopDrawBGKey[] = DG_BACKGROUND "/draw_background";
+static const char kDesktopColorKey[] = DG_BACKGROUND "/primary_color";
+
+static const char kDesktopBGSchema[] = "org.gnome.desktop.background";
+static const char kDesktopImageGSKey[] = "picture-uri";
+static const char kDesktopOptionGSKey[] = "picture-options";
+static const char kDesktopDrawBGGSKey[] = "draw-background";
+static const char kDesktopColorGSKey[] = "primary-color";
+
+nsresult
+nsGNOMEShellService::Init()
+{
+ nsresult rv;
+
+ // GConf, GSettings or GIO _must_ be available, or we do not allow
+ // CreateInstance to succeed.
+
+ nsCOMPtr<nsIGConfService> gconf = do_GetService(NS_GCONFSERVICE_CONTRACTID);
+ nsCOMPtr<nsIGIOService> giovfs =
+ do_GetService(NS_GIOSERVICE_CONTRACTID);
+ nsCOMPtr<nsIGSettingsService> gsettings =
+ do_GetService(NS_GSETTINGSSERVICE_CONTRACTID);
+
+ if (!gconf && !giovfs && !gsettings)
+ return NS_ERROR_NOT_AVAILABLE;
+
+ // Check G_BROKEN_FILENAMES. If it's set, then filenames in glib use
+ // the locale encoding. If it's not set, they use UTF-8.
+ mUseLocaleFilenames = PR_GetEnv("G_BROKEN_FILENAMES") != nullptr;
+
+ if (GetAppPathFromLauncher())
+ return NS_OK;
+
+ nsCOMPtr<nsIProperties> dirSvc
+ (do_GetService("@mozilla.org/file/directory_service;1"));
+ NS_ENSURE_TRUE(dirSvc, NS_ERROR_NOT_AVAILABLE);
+
+ nsCOMPtr<nsIFile> appPath;
+ rv = dirSvc->Get(XRE_EXECUTABLE_FILE, NS_GET_IID(nsIFile),
+ getter_AddRefs(appPath));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ return appPath->GetNativePath(mAppPath);
+}
+
+NS_IMPL_ISUPPORTS(nsGNOMEShellService, nsIShellService)
+
+bool
+nsGNOMEShellService::GetAppPathFromLauncher()
+{
+ gchar *tmp;
+
+ const char *launcher = PR_GetEnv("MOZ_APP_LAUNCHER");
+ if (!launcher)
+ return false;
+
+ if (g_path_is_absolute(launcher)) {
+ mAppPath = launcher;
+ tmp = g_path_get_basename(launcher);
+ gchar *fullpath = g_find_program_in_path(tmp);
+ if (fullpath && mAppPath.Equals(fullpath))
+ mAppIsInPath = true;
+ g_free(fullpath);
+ } else {
+ tmp = g_find_program_in_path(launcher);
+ if (!tmp)
+ return false;
+ mAppPath = tmp;
+ mAppIsInPath = true;
+ }
+
+ g_free(tmp);
+ return true;
+}
+
+bool
+nsGNOMEShellService::KeyMatchesAppName(const char *aKeyValue) const
+{
+
+ gchar *commandPath;
+ if (mUseLocaleFilenames) {
+ gchar *nativePath = g_filename_from_utf8(aKeyValue, -1, nullptr, nullptr, nullptr);
+ if (!nativePath) {
+ NS_ERROR("Error converting path to filesystem encoding");
+ return false;
+ }
+
+ commandPath = g_find_program_in_path(nativePath);
+ g_free(nativePath);
+ } else {
+ commandPath = g_find_program_in_path(aKeyValue);
+ }
+
+ if (!commandPath)
+ return false;
+
+ bool matches = mAppPath.Equals(commandPath);
+ g_free(commandPath);
+ return matches;
+}
+
+bool
+nsGNOMEShellService::CheckHandlerMatchesAppName(const nsACString &handler) const
+{
+ gint argc;
+ gchar **argv;
+ nsAutoCString command(handler);
+
+ // The string will be something of the form: [/path/to/]browser "%s"
+ // We want to remove all of the parameters and get just the binary name.
+
+ if (g_shell_parse_argv(command.get(), &argc, &argv, nullptr) && argc > 0) {
+ command.Assign(argv[0]);
+ g_strfreev(argv);
+ }
+
+ if (!KeyMatchesAppName(command.get()))
+ return false; // the handler is set to another app
+
+ return true;
+}
+
+NS_IMETHODIMP
+nsGNOMEShellService::IsDefaultBrowser(bool aStartupCheck,
+ bool aForAllTypes,
+ bool* aIsDefaultBrowser)
+{
+ *aIsDefaultBrowser = false;
+ if (aStartupCheck)
+ mCheckedThisSession = true;
+
+ nsCOMPtr<nsIGConfService> gconf = do_GetService(NS_GCONFSERVICE_CONTRACTID);
+ nsCOMPtr<nsIGIOService> giovfs = do_GetService(NS_GIOSERVICE_CONTRACTID);
+
+ bool enabled;
+ nsAutoCString handler;
+ nsCOMPtr<nsIGIOMimeApp> gioApp;
+
+ for (unsigned int i = 0; i < ArrayLength(appProtocols); ++i) {
+ if (!appProtocols[i].essential)
+ continue;
+
+ if (gconf) {
+ handler.Truncate();
+ gconf->GetAppForProtocol(nsDependentCString(appProtocols[i].name),
+ &enabled, handler);
+
+ if (!CheckHandlerMatchesAppName(handler) || !enabled)
+ return NS_OK; // the handler is disabled or set to another app
+ }
+
+ if (giovfs) {
+ handler.Truncate();
+ giovfs->GetAppForURIScheme(nsDependentCString(appProtocols[i].name),
+ getter_AddRefs(gioApp));
+ if (!gioApp)
+ return NS_OK;
+
+ gioApp->GetCommand(handler);
+
+ if (!CheckHandlerMatchesAppName(handler))
+ return NS_OK; // the handler is set to another app
+ }
+ }
+
+ *aIsDefaultBrowser = true;
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsGNOMEShellService::SetDefaultBrowser(bool aClaimAllTypes,
+ bool aForAllUsers)
+{
+#ifdef DEBUG
+ if (aForAllUsers)
+ NS_WARNING("Setting the default browser for all users is not yet supported");
+#endif
+
+ nsCOMPtr<nsIGConfService> gconf = do_GetService(NS_GCONFSERVICE_CONTRACTID);
+ nsCOMPtr<nsIGIOService> giovfs = do_GetService(NS_GIOSERVICE_CONTRACTID);
+ if (gconf) {
+ nsAutoCString appKeyValue;
+ if (mAppIsInPath) {
+ // mAppPath is in the users path, so use only the basename as the launcher
+ gchar *tmp = g_path_get_basename(mAppPath.get());
+ appKeyValue = tmp;
+ g_free(tmp);
+ } else {
+ appKeyValue = mAppPath;
+ }
+
+ appKeyValue.AppendLiteral(" %s");
+
+ for (unsigned int i = 0; i < ArrayLength(appProtocols); ++i) {
+ if (appProtocols[i].essential || aClaimAllTypes) {
+ gconf->SetAppForProtocol(nsDependentCString(appProtocols[i].name),
+ appKeyValue);
+ }
+ }
+ }
+
+ if (giovfs) {
+ nsresult rv;
+ nsCOMPtr<nsIStringBundleService> bundleService =
+ do_GetService(NS_STRINGBUNDLE_CONTRACTID, &rv);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsCOMPtr<nsIStringBundle> brandBundle;
+ rv = bundleService->CreateBundle(BRAND_PROPERTIES, getter_AddRefs(brandBundle));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsString brandShortName;
+ brandBundle->GetStringFromName(MOZ_UTF16("brandShortName"),
+ getter_Copies(brandShortName));
+
+ // use brandShortName as the application id.
+ NS_ConvertUTF16toUTF8 id(brandShortName);
+ nsCOMPtr<nsIGIOMimeApp> appInfo;
+ rv = giovfs->CreateAppFromCommand(mAppPath,
+ id,
+ getter_AddRefs(appInfo));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ // set handler for the protocols
+ for (unsigned int i = 0; i < ArrayLength(appProtocols); ++i) {
+ if (appProtocols[i].essential || aClaimAllTypes) {
+ appInfo->SetAsDefaultForURIScheme(nsDependentCString(appProtocols[i].name));
+ }
+ }
+
+ // set handler for .html and xhtml files and MIME types:
+ if (aClaimAllTypes) {
+ // Add mime types for html, xhtml extension and set app to just created appinfo.
+ for (unsigned int i = 0; i < ArrayLength(appTypes); ++i) {
+ appInfo->SetAsDefaultForMimeType(nsDependentCString(appTypes[i].mimeType));
+ appInfo->SetAsDefaultForFileExtensions(nsDependentCString(appTypes[i].extensions));
+ }
+ }
+ }
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsGNOMEShellService::GetShouldCheckDefaultBrowser(bool* aResult)
+{
+ // If we've already checked, the browser has been started and this is a
+ // new window open, and we don't want to check again.
+ if (mCheckedThisSession) {
+ *aResult = false;
+ return NS_OK;
+ }
+
+ nsCOMPtr<nsIPrefBranch> prefs;
+ nsCOMPtr<nsIPrefService> pserve(do_GetService(NS_PREFSERVICE_CONTRACTID));
+ if (pserve)
+ pserve->GetBranch("", getter_AddRefs(prefs));
+
+ if (prefs)
+ prefs->GetBoolPref(PREF_CHECKDEFAULTBROWSER, aResult);
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsGNOMEShellService::SetShouldCheckDefaultBrowser(bool aShouldCheck)
+{
+ nsCOMPtr<nsIPrefBranch> prefs;
+ nsCOMPtr<nsIPrefService> pserve(do_GetService(NS_PREFSERVICE_CONTRACTID));
+ if (pserve)
+ pserve->GetBranch("", getter_AddRefs(prefs));
+
+ if (prefs)
+ prefs->SetBoolPref(PREF_CHECKDEFAULTBROWSER, aShouldCheck);
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsGNOMEShellService::GetCanSetDesktopBackground(bool* aResult)
+{
+ // setting desktop background is currently only supported
+ // for Gnome or desktops using the same GSettings and GConf keys
+ const char* gnomeSession = getenv("GNOME_DESKTOP_SESSION_ID");
+ if (gnomeSession) {
+ *aResult = true;
+ } else {
+ *aResult = false;
+ }
+
+ return NS_OK;
+}
+
+static nsresult
+WriteImage(const nsCString& aPath, imgIContainer* aImage)
+{
+#if !defined(MOZ_WIDGET_GTK)
+ return NS_ERROR_NOT_AVAILABLE;
+#else
+ nsCOMPtr<nsIImageToPixbuf> imgToPixbuf =
+ do_GetService("@mozilla.org/widget/image-to-gdk-pixbuf;1");
+ if (!imgToPixbuf)
+ return NS_ERROR_NOT_AVAILABLE;
+
+ GdkPixbuf* pixbuf = imgToPixbuf->ConvertImageToPixbuf(aImage);
+ if (!pixbuf)
+ return NS_ERROR_NOT_AVAILABLE;
+
+ gboolean res = gdk_pixbuf_save(pixbuf, aPath.get(), "png", nullptr, nullptr);
+
+ g_object_unref(pixbuf);
+ return res ? NS_OK : NS_ERROR_FAILURE;
+#endif
+}
+
+NS_IMETHODIMP
+nsGNOMEShellService::SetDesktopBackground(nsIDOMElement* aElement,
+ int32_t aPosition)
+{
+ nsresult rv;
+ nsCOMPtr<nsIImageLoadingContent> imageContent = do_QueryInterface(aElement, &rv);
+ if (!imageContent) return rv;
+
+ // get the image container
+ nsCOMPtr<imgIRequest> request;
+ rv = imageContent->GetRequest(nsIImageLoadingContent::CURRENT_REQUEST,
+ getter_AddRefs(request));
+ if (!request) return rv;
+ nsCOMPtr<imgIContainer> container;
+ rv = request->GetImage(getter_AddRefs(container));
+ if (!container) return rv;
+
+ // Set desktop wallpaper filling style
+ nsAutoCString options;
+ if (aPosition == BACKGROUND_TILE)
+ options.Assign("wallpaper");
+ else if (aPosition == BACKGROUND_STRETCH)
+ options.Assign("stretched");
+ else if (aPosition == BACKGROUND_FILL)
+ options.Assign("zoom");
+ else if (aPosition == BACKGROUND_FIT)
+ options.Assign("scaled");
+ else
+ options.Assign("centered");
+
+ // Write the background file to the home directory.
+ nsAutoCString filePath(PR_GetEnv("HOME"));
+
+ // get the product brand name from localized strings
+ nsString brandName;
+ nsCID bundleCID = NS_STRINGBUNDLESERVICE_CID;
+ nsCOMPtr<nsIStringBundleService> bundleService(do_GetService(bundleCID));
+ if (bundleService) {
+ nsCOMPtr<nsIStringBundle> brandBundle;
+ rv = bundleService->CreateBundle(BRAND_PROPERTIES,
+ getter_AddRefs(brandBundle));
+ if (NS_SUCCEEDED(rv) && brandBundle) {
+ rv = brandBundle->GetStringFromName(MOZ_UTF16("brandShortName"),
+ getter_Copies(brandName));
+ NS_ENSURE_SUCCESS(rv, rv);
+ }
+ }
+
+ // build the file name
+ filePath.Append('/');
+ filePath.Append(NS_ConvertUTF16toUTF8(brandName));
+ filePath.Append("_wallpaper.png");
+
+ // write the image to a file in the home dir
+ rv = WriteImage(filePath, container);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ // Try GSettings first. If we don't have GSettings or the right schema, fall back
+ // to using GConf instead. Note that if GSettings works ok, the changes get
+ // mirrored to GConf by the gsettings->gconf bridge in gnome-settings-daemon
+ nsCOMPtr<nsIGSettingsService> gsettings =
+ do_GetService(NS_GSETTINGSSERVICE_CONTRACTID);
+ if (gsettings) {
+ nsCOMPtr<nsIGSettingsCollection> background_settings;
+ gsettings->GetCollectionForSchema(
+ NS_LITERAL_CSTRING(kDesktopBGSchema), getter_AddRefs(background_settings));
+ if (background_settings) {
+ gchar *file_uri = g_filename_to_uri(filePath.get(), nullptr, nullptr);
+ if (!file_uri)
+ return NS_ERROR_FAILURE;
+
+ background_settings->SetString(NS_LITERAL_CSTRING(kDesktopOptionGSKey),
+ options);
+
+ background_settings->SetString(NS_LITERAL_CSTRING(kDesktopImageGSKey),
+ nsDependentCString(file_uri));
+ g_free(file_uri);
+ background_settings->SetBoolean(NS_LITERAL_CSTRING(kDesktopDrawBGGSKey),
+ true);
+ return rv;
+ }
+ }
+
+ // if the file was written successfully, set it as the system wallpaper
+ nsCOMPtr<nsIGConfService> gconf = do_GetService(NS_GCONFSERVICE_CONTRACTID);
+
+ if (gconf) {
+ gconf->SetString(NS_LITERAL_CSTRING(kDesktopOptionsKey), options);
+
+ // Set the image to an empty string first to force a refresh
+ // (since we could be writing a new image on top of an existing
+ // Firefox_wallpaper.png and nautilus doesn't monitor the file for changes)
+ gconf->SetString(NS_LITERAL_CSTRING(kDesktopImageKey),
+ EmptyCString());
+
+ gconf->SetString(NS_LITERAL_CSTRING(kDesktopImageKey), filePath);
+ gconf->SetBool(NS_LITERAL_CSTRING(kDesktopDrawBGKey), true);
+ }
+
+ return rv;
+}
+
+#define COLOR_16_TO_8_BIT(_c) ((_c) >> 8)
+#define COLOR_8_TO_16_BIT(_c) ((_c) << 8 | (_c))
+
+NS_IMETHODIMP
+nsGNOMEShellService::GetDesktopBackgroundColor(uint32_t *aColor)
+{
+ nsCOMPtr<nsIGSettingsService> gsettings =
+ do_GetService(NS_GSETTINGSSERVICE_CONTRACTID);
+ nsCOMPtr<nsIGSettingsCollection> background_settings;
+ nsAutoCString background;
+
+ if (gsettings) {
+ gsettings->GetCollectionForSchema(
+ NS_LITERAL_CSTRING(kDesktopBGSchema), getter_AddRefs(background_settings));
+ if (background_settings) {
+ background_settings->GetString(NS_LITERAL_CSTRING(kDesktopColorGSKey),
+ background);
+ }
+ }
+
+ if (!background_settings) {
+ nsCOMPtr<nsIGConfService> gconf = do_GetService(NS_GCONFSERVICE_CONTRACTID);
+ if (gconf)
+ gconf->GetString(NS_LITERAL_CSTRING(kDesktopColorKey), background);
+ }
+
+ if (background.IsEmpty()) {
+ *aColor = 0;
+ return NS_OK;
+ }
+
+ GdkColor color;
+ gboolean success = gdk_color_parse(background.get(), &color);
+
+ NS_ENSURE_TRUE(success, NS_ERROR_FAILURE);
+
+ *aColor = COLOR_16_TO_8_BIT(color.red) << 16 |
+ COLOR_16_TO_8_BIT(color.green) << 8 |
+ COLOR_16_TO_8_BIT(color.blue);
+ return NS_OK;
+}
+
+static void
+ColorToCString(uint32_t aColor, nsCString& aResult)
+{
+ // The #rrrrggggbbbb format is used to match gdk_color_to_string()
+ char *buf = aResult.BeginWriting(13);
+ if (!buf)
+ return;
+
+ uint16_t red = COLOR_8_TO_16_BIT((aColor >> 16) & 0xff);
+ uint16_t green = COLOR_8_TO_16_BIT((aColor >> 8) & 0xff);
+ uint16_t blue = COLOR_8_TO_16_BIT(aColor & 0xff);
+
+ PR_snprintf(buf, 14, "#%04x%04x%04x", red, green, blue);
+}
+
+NS_IMETHODIMP
+nsGNOMEShellService::SetDesktopBackgroundColor(uint32_t aColor)
+{
+ NS_ASSERTION(aColor <= 0xffffff, "aColor has extra bits");
+ nsAutoCString colorString;
+ ColorToCString(aColor, colorString);
+
+ nsCOMPtr<nsIGSettingsService> gsettings =
+ do_GetService(NS_GSETTINGSSERVICE_CONTRACTID);
+ if (gsettings) {
+ nsCOMPtr<nsIGSettingsCollection> background_settings;
+ gsettings->GetCollectionForSchema(
+ NS_LITERAL_CSTRING(kDesktopBGSchema), getter_AddRefs(background_settings));
+ if (background_settings) {
+ background_settings->SetString(NS_LITERAL_CSTRING(kDesktopColorGSKey),
+ colorString);
+ return NS_OK;
+ }
+ }
+
+ nsCOMPtr<nsIGConfService> gconf = do_GetService(NS_GCONFSERVICE_CONTRACTID);
+
+ if (gconf) {
+ gconf->SetString(NS_LITERAL_CSTRING(kDesktopColorKey), colorString);
+ }
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsGNOMEShellService::OpenApplication(int32_t aApplication)
+{
+ nsAutoCString scheme;
+ if (aApplication == APPLICATION_MAIL)
+ scheme.Assign("mailto");
+ else if (aApplication == APPLICATION_NEWS)
+ scheme.Assign("news");
+ else
+ return NS_ERROR_NOT_AVAILABLE;
+
+ nsCOMPtr<nsIGIOService> giovfs = do_GetService(NS_GIOSERVICE_CONTRACTID);
+ if (giovfs) {
+ nsCOMPtr<nsIGIOMimeApp> gioApp;
+ giovfs->GetAppForURIScheme(scheme, getter_AddRefs(gioApp));
+ if (gioApp)
+ return gioApp->Launch(EmptyCString());
+ }
+
+ nsCOMPtr<nsIGConfService> gconf = do_GetService(NS_GCONFSERVICE_CONTRACTID);
+ if (!gconf)
+ return NS_ERROR_FAILURE;
+
+ bool enabled;
+ nsAutoCString appCommand;
+ gconf->GetAppForProtocol(scheme, &enabled, appCommand);
+
+ if (!enabled)
+ return NS_ERROR_FAILURE;
+
+ // XXX we don't currently handle launching a terminal window.
+ // If the handler requires a terminal, bail.
+ bool requiresTerminal;
+ gconf->HandlerRequiresTerminal(scheme, &requiresTerminal);
+ if (requiresTerminal)
+ return NS_ERROR_FAILURE;
+
+ // Perform shell argument expansion
+ int argc;
+ char **argv;
+ if (!g_shell_parse_argv(appCommand.get(), &argc, &argv, nullptr))
+ return NS_ERROR_FAILURE;
+
+ char **newArgv = new char*[argc + 1];
+ int newArgc = 0;
+
+ // Run through the list of arguments. Copy all of them to the new
+ // argv except for %s, which we skip.
+ for (int i = 0; i < argc; ++i) {
+ if (strcmp(argv[i], "%s") != 0)
+ newArgv[newArgc++] = argv[i];
+ }
+
+ newArgv[newArgc] = nullptr;
+
+ gboolean err = g_spawn_async(nullptr, newArgv, nullptr, G_SPAWN_SEARCH_PATH,
+ nullptr, nullptr, nullptr, nullptr);
+
+ g_strfreev(argv);
+ delete[] newArgv;
+
+ return err ? NS_OK : NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP
+nsGNOMEShellService::OpenApplicationWithURI(nsIFile* aApplication, const nsACString& aURI)
+{
+ nsresult rv;
+ nsCOMPtr<nsIProcess> process =
+ do_CreateInstance("@mozilla.org/process/util;1", &rv);
+ if (NS_FAILED(rv))
+ return rv;
+
+ rv = process->Init(aApplication);
+ if (NS_FAILED(rv))
+ return rv;
+
+ const nsCString spec(aURI);
+ const char* specStr = spec.get();
+ return process->Run(false, &specStr, 1);
+}
+
+NS_IMETHODIMP
+nsGNOMEShellService::GetDefaultFeedReader(nsIFile** _retval)
+{
+ return NS_ERROR_NOT_IMPLEMENTED;
+}