Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 506 insertions, 0 deletions

diff --git a/browser/components/shell/nsGNOMEShellService.cpp b/browser/components/shell/nsGNOMEShellService.cpp
new file mode 100644
index 0000000000..a07d37d109
--- /dev/null
+++ b/browser/components/shell/nsGNOMEShellService.cpp
@@ -0,0 +1,506 @@
+/* -*- 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 "mozilla/Preferences.h"
+
+#include "nsCOMPtr.h"
+#include "nsGNOMEShellService.h"
+#include "nsShellService.h"
+#include "nsIFile.h"
+#include "nsIProperties.h"
+#include "nsDirectoryServiceDefs.h"
+#include "prenv.h"
+#include "nsString.h"
+#include "nsIGIOService.h"
+#include "nsIGSettingsService.h"
+#include "nsIStringBundle.h"
+#include "nsServiceManagerUtils.h"
+#include "nsIImageLoadingContent.h"
+#include "imgIRequest.h"
+#include "imgIContainer.h"
+#include "mozilla/Components.h"
+#include "mozilla/GRefPtr.h"
+#include "mozilla/GUniquePtr.h"
+#include "mozilla/WidgetUtilsGtk.h"
+#include "mozilla/dom/Element.h"
+#include "nsImageToPixbuf.h"
+#include "nsXULAppAPI.h"
+#include "gfxPlatform.h"
+
+#include <glib.h>
+#include <gdk/gdk.h>
+#include <gdk-pixbuf/gdk-pixbuf.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[] = {
+    // clang-format off
+  { "http",   true     },
+  { "https",  true     },
+  { "chrome", false }
+    // clang-format on
+};
+
+static const MimeTypeAssociation appTypes[] = {
+    // clang-format off
+  { "text/html",             "htm html shtml" },
+  { "application/xhtml+xml", "xhtml xht"      }
+    // clang-format on
+};
+
+#define kDesktopBGSchema "org.gnome.desktop.background"_ns
+#define kDesktopColorGSKey "primary-color"_ns
+
+nsresult nsGNOMEShellService::Init() {
+  nsresult rv;
+
+  if (gfxPlatform::IsHeadless()) {
+    return NS_ERROR_NOT_AVAILABLE;
+  }
+
+  // GSettings or GIO _must_ be available, or we do not allow
+  // CreateInstance to succeed.
+
+  nsCOMPtr<nsIGIOService> giovfs = do_GetService(NS_GIOSERVICE_CONTRACTID);
+  nsCOMPtr<nsIGSettingsService> gsettings =
+      do_GetService(NS_GSETTINGSSERVICE_CONTRACTID);
+
+  if (!giovfs && !gsettings) return NS_ERROR_NOT_AVAILABLE;
+
+#ifdef MOZ_ENABLE_DBUS
+  if (widget::IsGnomeDesktopEnvironment() &&
+      Preferences::GetBool("browser.gnome-search-provider.enabled", false)) {
+    mSearchProvider.Startup();
+  }
+#endif
+
+  // 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, nsIGNOMEShellService, nsIShellService,
+                  nsIToolkitShellService)
+
+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 aForAllTypes,
+                                      bool* aIsDefaultBrowser) {
+  *aIsDefaultBrowser = false;
+
+  if (widget::IsRunningUnderSnap()) {
+    const gchar* argv[] = {"xdg-settings", "check", "default-web-browser",
+                           (MOZ_APP_NAME ".desktop"), nullptr};
+    GSpawnFlags flags = static_cast<GSpawnFlags>(G_SPAWN_SEARCH_PATH |
+                                                 G_SPAWN_STDERR_TO_DEV_NULL);
+    gchar* output = nullptr;
+    gint exit_status = 0;
+    if (!g_spawn_sync(nullptr, (gchar**)argv, nullptr, flags, nullptr, nullptr,
+                      &output, nullptr, &exit_status, nullptr)) {
+      return NS_OK;
+    }
+    if (exit_status != 0) {
+      g_free(output);
+      return NS_OK;
+    }
+    if (strcmp(output, "yes\n") == 0) {
+      *aIsDefaultBrowser = true;
+    }
+    g_free(output);
+    return NS_OK;
+  }
+
+  nsCOMPtr<nsIGIOService> giovfs = do_GetService(NS_GIOSERVICE_CONTRACTID);
+  nsAutoCString handler;
+  nsCOMPtr<nsIGIOMimeApp> gioApp;
+
+  for (unsigned int i = 0; i < ArrayLength(appProtocols); ++i) {
+    if (!appProtocols[i].essential) continue;
+
+    if (!IsDefaultForSchemeHelper(nsDependentCString(appProtocols[i].name),
+                                  giovfs)) {
+      return NS_OK;
+    }
+  }
+
+  *aIsDefaultBrowser = true;
+
+  return NS_OK;
+}
+
+bool nsGNOMEShellService::IsDefaultForSchemeHelper(
+    const nsACString& aScheme, nsIGIOService* giovfs) const {
+  nsCOMPtr<nsIGIOService> gioService;
+  if (!giovfs) {
+    gioService = do_GetService(NS_GIOSERVICE_CONTRACTID);
+    giovfs = gioService.get();
+  }
+
+  if (!giovfs) {
+    return false;
+  }
+
+  nsCOMPtr<nsIGIOMimeApp> gioApp;
+  nsCOMPtr<nsIHandlerApp> handlerApp;
+  giovfs->GetAppForURIScheme(aScheme, getter_AddRefs(handlerApp));
+  gioApp = do_QueryInterface(handlerApp);
+  if (!gioApp) {
+    return false;
+  }
+
+  nsAutoCString handler;
+  gioApp->GetCommand(handler);
+  return CheckHandlerMatchesAppName(handler);
+}
+
+NS_IMETHODIMP
+nsGNOMEShellService::IsDefaultForScheme(const nsACString& aScheme,
+                                        bool* aIsDefaultBrowser) {
+  *aIsDefaultBrowser = IsDefaultForSchemeHelper(aScheme, nullptr);
+  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
+
+  if (widget::IsRunningUnderSnap()) {
+    const gchar* argv[] = {"xdg-settings", "set", "default-web-browser",
+                           (MOZ_APP_NAME ".desktop"), nullptr};
+    GSpawnFlags flags = static_cast<GSpawnFlags>(G_SPAWN_SEARCH_PATH |
+                                                 G_SPAWN_STDOUT_TO_DEV_NULL |
+                                                 G_SPAWN_STDERR_TO_DEV_NULL);
+    g_spawn_sync(nullptr, (gchar**)argv, nullptr, flags, nullptr, nullptr,
+                 nullptr, nullptr, nullptr, nullptr);
+    return NS_OK;
+  }
+
+  nsCOMPtr<nsIGIOService> giovfs = do_GetService(NS_GIOSERVICE_CONTRACTID);
+  if (giovfs) {
+    nsresult rv;
+    nsCOMPtr<nsIStringBundleService> bundleService =
+        components::StringBundle::Service(&rv);
+    NS_ENSURE_SUCCESS(rv, rv);
+
+    nsCOMPtr<nsIStringBundle> brandBundle;
+    rv = bundleService->CreateBundle(BRAND_PROPERTIES,
+                                     getter_AddRefs(brandBundle));
+    NS_ENSURE_SUCCESS(rv, rv);
+
+    nsAutoString brandShortName;
+    brandBundle->GetStringFromName("brandShortName", brandShortName);
+
+    // use brandShortName as the application id.
+    NS_ConvertUTF16toUTF8 id(brandShortName);
+    nsCOMPtr<nsIGIOMimeApp> appInfo;
+    rv = giovfs->FindAppFromCommand(mAppPath, getter_AddRefs(appInfo));
+    if (NS_FAILED(rv)) {
+      // Application was not found in the list of installed applications
+      // provided by OS. Fallback to create appInfo from command and name.
+      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));
+      }
+    }
+  }
+
+  nsCOMPtr<nsIPrefBranch> prefs(do_GetService(NS_PREFSERVICE_CONTRACTID));
+  if (prefs) {
+    (void)prefs->SetBoolPref(PREF_CHECKDEFAULTBROWSER, true);
+    // Reset the number of times the dialog should be shown
+    // before it is silenced.
+    (void)prefs->SetIntPref(PREF_DEFAULTBROWSERCHECKCOUNT, 0);
+  }
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsGNOMEShellService::GetCanSetDesktopBackground(bool* aResult) {
+  // setting desktop background is currently only supported
+  // for Gnome or desktops using the same GSettings keys
+  if (widget::IsGnomeDesktopEnvironment()) {
+    *aResult = true;
+    return NS_OK;
+  }
+
+  *aResult = !!getenv("GNOME_DESKTOP_SESSION_ID");
+  return NS_OK;
+}
+
+static nsresult WriteImage(const nsCString& aPath, imgIContainer* aImage) {
+  RefPtr<GdkPixbuf> pixbuf = nsImageToPixbuf::ImageToPixbuf(aImage);
+  if (!pixbuf) {
+    return NS_ERROR_NOT_AVAILABLE;
+  }
+
+  gboolean res = gdk_pixbuf_save(pixbuf, aPath.get(), "png", nullptr, nullptr);
+  return res ? NS_OK : NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP
+nsGNOMEShellService::SetDesktopBackground(dom::Element* aElement,
+                                          int32_t aPosition,
+                                          const nsACString& aImageName) {
+  nsCOMPtr<nsIImageLoadingContent> imageContent = do_QueryInterface(aElement);
+  if (!imageContent) {
+    return NS_ERROR_FAILURE;
+  }
+
+  // get the image container
+  nsCOMPtr<imgIRequest> request;
+  imageContent->GetRequest(nsIImageLoadingContent::CURRENT_REQUEST,
+                           getter_AddRefs(request));
+  if (!request) {
+    return NS_ERROR_FAILURE;
+  }
+  nsCOMPtr<imgIContainer> container;
+  request->GetImage(getter_AddRefs(container));
+  if (!container) {
+    return NS_ERROR_FAILURE;
+  }
+
+  // Set desktop wallpaper filling style
+  nsAutoCString options;
+  if (aPosition == BACKGROUND_TILE)
+    options.AssignLiteral("wallpaper");
+  else if (aPosition == BACKGROUND_STRETCH)
+    options.AssignLiteral("stretched");
+  else if (aPosition == BACKGROUND_FILL)
+    options.AssignLiteral("zoom");
+  else if (aPosition == BACKGROUND_FIT)
+    options.AssignLiteral("scaled");
+  else if (aPosition == BACKGROUND_SPAN)
+    options.AssignLiteral("spanned");
+  else
+    options.AssignLiteral("centered");
+
+  // Write the background file to the home directory.
+  nsAutoCString filePath(PR_GetEnv("HOME"));
+  nsAutoString brandName;
+
+  // get the product brand name from localized strings
+  if (nsCOMPtr<nsIStringBundleService> bundleService =
+          components::StringBundle::Service()) {
+    nsCOMPtr<nsIStringBundle> brandBundle;
+    bundleService->CreateBundle(BRAND_PROPERTIES, getter_AddRefs(brandBundle));
+    if (bundleService) {
+      brandBundle->GetStringFromName("brandShortName", brandName);
+    }
+  }
+
+  // build the file name
+  filePath.Append('/');
+  filePath.Append(NS_ConvertUTF16toUTF8(brandName));
+  filePath.AppendLiteral("_wallpaper.png");
+
+  // write the image to a file in the home dir
+  MOZ_TRY(WriteImage(filePath, container));
+
+  nsCOMPtr<nsIGSettingsService> gsettings =
+      do_GetService(NS_GSETTINGSSERVICE_CONTRACTID);
+  if (!gsettings) {
+    return NS_ERROR_FAILURE;
+  }
+  nsCOMPtr<nsIGSettingsCollection> backgroundSettings;
+  gsettings->GetCollectionForSchema(kDesktopBGSchema,
+                                    getter_AddRefs(backgroundSettings));
+  if (!backgroundSettings) {
+    return NS_ERROR_FAILURE;
+  }
+
+  GUniquePtr<gchar> fileURI(
+      g_filename_to_uri(filePath.get(), nullptr, nullptr));
+  if (!fileURI) {
+    return NS_ERROR_FAILURE;
+  }
+
+  backgroundSettings->SetString("picture-options"_ns, options);
+  backgroundSettings->SetString("picture-uri"_ns,
+                                nsDependentCString(fileURI.get()));
+  backgroundSettings->SetString("picture-uri-dark"_ns,
+                                nsDependentCString(fileURI.get()));
+  backgroundSettings->SetBoolean("draw-background"_ns, true);
+  return NS_OK;
+}
+
+#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(kDesktopBGSchema,
+                                      getter_AddRefs(background_settings));
+    if (background_settings) {
+      background_settings->GetString(kDesktopColorGSKey, 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()
+  aResult.SetLength(13);
+  char* buf = aResult.BeginWriting();
+  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);
+
+  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(nsLiteralCString(kDesktopBGSchema),
+                                      getter_AddRefs(background_settings));
+    if (background_settings) {
+      background_settings->SetString(kDesktopColorGSKey, colorString);
+      return NS_OK;
+    }
+  }
+
+  return NS_ERROR_FAILURE;
+}