[tbb-commits] [tor-browser] 35/81: Bug 30605: Honor privacy.spoof_english in Android

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pierov pushed a commit to branch tor-browser-102.4.0esr-12.0-1
in repository tor-browser.

commit 93d4953e66296f6632529008bc31fba6d7808f5f
Author: Alex Catarineu <acat at torproject.org>
AuthorDate: Fri Oct 16 10:45:17 2020 +0200

    Bug 30605: Honor privacy.spoof_english in Android
    
    This checks `privacy.spoof_english` whenever `setLocales` is
    called from Fenix side and sets `intl.accept_languages`
    accordingly.
    
    Bug 40198: Expose privacy.spoof_english pref in GeckoView
---
 .../components/geckoview/GeckoViewStartup.jsm      |  5 ++++
 mobile/android/geckoview/api.txt                   |  3 ++
 .../mozilla/geckoview/GeckoRuntimeSettings.java    | 32 ++++++++++++++++++++++
 3 files changed, 40 insertions(+)

diff --git a/mobile/android/components/geckoview/GeckoViewStartup.jsm b/mobile/android/components/geckoview/GeckoViewStartup.jsm
index c5205535c2bf..fd61e358a9b8 100644
--- a/mobile/android/components/geckoview/GeckoViewStartup.jsm
+++ b/mobile/android/components/geckoview/GeckoViewStartup.jsm
@@ -17,6 +17,7 @@ XPCOMUtils.defineLazyModuleGetters(this, {
   EventDispatcher: "resource://gre/modules/Messaging.jsm",
   Preferences: "resource://gre/modules/Preferences.jsm",
   Services: "resource://gre/modules/Services.jsm",
+  RFPHelper: "resource://gre/modules/RFPHelper.jsm",
 });
 
 const { debug, warn } = GeckoViewUtils.initLogging("Startup");
@@ -253,6 +254,10 @@ class GeckoViewStartup {
         if (aData.requestedLocales) {
           Services.locale.requestedLocales = aData.requestedLocales;
         }
+        RFPHelper._handleSpoofEnglishChanged();
+        if (Services.prefs.getIntPref("privacy.spoof_english", 0) === 2) {
+          break;
+        }
         const pls = Cc["@mozilla.org/pref-localizedstring;1"].createInstance(
           Ci.nsIPrefLocalizedString
         );
diff --git a/mobile/android/geckoview/api.txt b/mobile/android/geckoview/api.txt
index 8e920543675a..4ec5b10c4da8 100644
--- a/mobile/android/geckoview/api.txt
+++ b/mobile/android/geckoview/api.txt
@@ -810,6 +810,7 @@ package org.mozilla.geckoview {
     method public boolean getRemoteDebuggingEnabled();
     method @Nullable public GeckoRuntime getRuntime();
     method @Nullable public Rect getScreenSizeOverride();
+    method public boolean getSpoofEnglish();
     method @Nullable public RuntimeTelemetry.Delegate getTelemetryDelegate();
     method public boolean getUseMaxScreenDepth();
     method public boolean getWebFontsEnabled();
@@ -831,6 +832,7 @@ package org.mozilla.geckoview {
     method @NonNull public GeckoRuntimeSettings setLoginAutofillEnabled(boolean);
     method @NonNull public GeckoRuntimeSettings setPreferredColorScheme(int);
     method @NonNull public GeckoRuntimeSettings setRemoteDebuggingEnabled(boolean);
+    method @NonNull public GeckoRuntimeSettings setSpoofEnglish(boolean);
     method @NonNull public GeckoRuntimeSettings setWebFontsEnabled(boolean);
     method @NonNull public GeckoRuntimeSettings setWebManifestEnabled(boolean);
     field public static final int ALLOW_ALL = 0;
@@ -870,6 +872,7 @@ package org.mozilla.geckoview {
     method @NonNull public GeckoRuntimeSettings.Builder preferredColorScheme(int);
     method @NonNull public GeckoRuntimeSettings.Builder remoteDebuggingEnabled(boolean);
     method @NonNull public GeckoRuntimeSettings.Builder screenSizeOverride(int, int);
+    method @NonNull public GeckoRuntimeSettings.Builder spoofEnglish(boolean);
     method @NonNull public GeckoRuntimeSettings.Builder telemetryDelegate(@NonNull RuntimeTelemetry.Delegate);
     method @NonNull public GeckoRuntimeSettings.Builder useMaxScreenDepth(boolean);
     method @NonNull public GeckoRuntimeSettings.Builder webFontsEnabled(boolean);
diff --git a/mobile/android/geckoview/src/main/java/org/mozilla/geckoview/GeckoRuntimeSettings.java b/mobile/android/geckoview/src/main/java/org/mozilla/geckoview/GeckoRuntimeSettings.java
index 305f6a03bff4..ff7b6dfee54e 100644
--- a/mobile/android/geckoview/src/main/java/org/mozilla/geckoview/GeckoRuntimeSettings.java
+++ b/mobile/android/geckoview/src/main/java/org/mozilla/geckoview/GeckoRuntimeSettings.java
@@ -453,6 +453,17 @@ public final class GeckoRuntimeSettings extends RuntimeSettings {
       getSettings().setAllowInsecureConnections(level);
       return this;
     }
+
+    /**
+     * Sets whether we should spoof locale to English for webpages.
+     *
+     * @param flag True if we should spoof locale to English for webpages, false otherwise.
+     * @return This Builder instance.
+     */
+    public @NonNull Builder spoofEnglish(final boolean flag) {
+      getSettings().mSpoofEnglish.set(flag ? 2 : 1);
+      return this;
+    }
   }
 
   private GeckoRuntime mRuntime;
@@ -501,6 +512,7 @@ public final class GeckoRuntimeSettings extends RuntimeSettings {
   /* package */ final Pref<Boolean> mHttpsOnlyPrivateMode =
       new Pref<Boolean>("dom.security.https_only_mode_pbm", false);
   /* package */ final Pref<Integer> mProcessCount = new Pref<>("dom.ipc.processCount", 2);
+  /* package */ final Pref<Integer> mSpoofEnglish = new Pref<>("privacy.spoof_english", 0);
 
   /* package */ int mPreferredColorScheme = COLOR_SCHEME_SYSTEM;
 
@@ -1239,6 +1251,26 @@ public final class GeckoRuntimeSettings extends RuntimeSettings {
     return this;
   }
 
+  /**
+   * Get whether we should spoof locale to English for webpages.
+   *
+   * @return Whether we should spoof locale to English for webpages.
+   */
+  public boolean getSpoofEnglish() {
+    return mSpoofEnglish.get() == 2;
+  }
+
+  /**
+   * Set whether we should spoof locale to English for webpages.
+   *
+   * @param flag A flag determining whether we should locale to English for webpages.
+   * @return This GeckoRuntimeSettings instance.
+   */
+  public @NonNull GeckoRuntimeSettings setSpoofEnglish(final boolean flag) {
+    mSpoofEnglish.commit(flag ? 2 : 1);
+    return this;
+  }
+
   @Override // Parcelable
   public void writeToParcel(final Parcel out, final int flags) {
     super.writeToParcel(out, flags);

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