mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-08 14:03:49 +00:00
1009 lines
28 KiB
C++
1009 lines
28 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 sts=2 sw=2 et tw=80: */
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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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#include "mozilla/dom/ContentParent.h"
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#include "RegistryMessageUtils.h"
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#include "nsResProtocolHandler.h"
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#include "nsChromeRegistryChrome.h"
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#if defined(XP_WIN)
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#include <windows.h>
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#elif defined(XP_MACOSX)
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#include <CoreServices/CoreServices.h>
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#endif
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#include "nsArrayEnumerator.h"
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#include "nsComponentManager.h"
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#include "nsEnumeratorUtils.h"
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#include "nsNetUtil.h"
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#include "nsStringEnumerator.h"
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#include "nsTextFormatter.h"
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#include "nsXPCOMCIDInternal.h"
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#include "mozilla/LookAndFeel.h"
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#include "mozilla/unused.h"
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#include "nsICommandLine.h"
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#include "nsILocaleService.h"
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#include "nsIObserverService.h"
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#include "nsIPrefBranch.h"
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#include "nsIPrefService.h"
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#include "mozilla/Preferences.h"
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#include "nsIResProtocolHandler.h"
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#include "nsIScriptError.h"
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#include "nsIXPConnect.h"
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#include "nsIXULRuntime.h"
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#define UILOCALE_CMD_LINE_ARG "UILocale"
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#define MATCH_OS_LOCALE_PREF "intl.locale.matchOS"
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#define SELECTED_LOCALE_PREF "general.useragent.locale"
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#define SELECTED_SKIN_PREF "general.skins.selectedSkin"
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#define PACKAGE_OVERRIDE_BRANCH "chrome.override_package."
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using namespace mozilla;
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using mozilla::dom::ContentParent;
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using mozilla::dom::PContentParent;
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// We use a "best-fit" algorithm for matching locales and themes.
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// 1) the exact selected locale/theme
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// 2) (locales only) same language, different country
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// e.g. en-GB is the selected locale, only en-US is available
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// 3) any available locale/theme
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/**
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* Match the language-part of two lang-COUNTRY codes, hopefully but
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* not guaranteed to be in the form ab-CD or abz-CD. "ab" should also
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* work, any other garbage-in will produce undefined results as long
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* as it does not crash.
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*/
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static bool
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LanguagesMatch(const nsACString& a, const nsACString& b)
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{
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if (a.Length() < 2 || b.Length() < 2)
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return false;
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nsACString::const_iterator as, ae, bs, be;
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a.BeginReading(as);
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a.EndReading(ae);
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b.BeginReading(bs);
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b.EndReading(be);
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while (*as == *bs) {
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if (*as == '-')
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return true;
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++as; ++bs;
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// reached the end
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if (as == ae && bs == be)
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return true;
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// "a" is short
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if (as == ae)
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return (*bs == '-');
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// "b" is short
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if (bs == be)
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return (*as == '-');
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}
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return false;
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}
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nsChromeRegistryChrome::nsChromeRegistryChrome()
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: mProfileLoaded(false)
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, mDynamicRegistration(true)
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{
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}
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nsChromeRegistryChrome::~nsChromeRegistryChrome()
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{
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}
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nsresult
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nsChromeRegistryChrome::Init()
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{
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nsresult rv = nsChromeRegistry::Init();
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if (NS_FAILED(rv))
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return rv;
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mSelectedLocale = NS_LITERAL_CSTRING("en-US");
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mSelectedSkin = NS_LITERAL_CSTRING("classic/1.0");
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bool safeMode = false;
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nsCOMPtr<nsIXULRuntime> xulrun (do_GetService(XULAPPINFO_SERVICE_CONTRACTID));
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if (xulrun)
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xulrun->GetInSafeMode(&safeMode);
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nsCOMPtr<nsIPrefService> prefserv (do_GetService(NS_PREFSERVICE_CONTRACTID));
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nsCOMPtr<nsIPrefBranch> prefs;
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if (safeMode)
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prefserv->GetDefaultBranch(nullptr, getter_AddRefs(prefs));
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else
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prefs = do_QueryInterface(prefserv);
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if (!prefs) {
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NS_WARNING("Could not get pref service!");
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}
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else {
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nsXPIDLCString provider;
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rv = prefs->GetCharPref(SELECTED_SKIN_PREF, getter_Copies(provider));
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if (NS_SUCCEEDED(rv))
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mSelectedSkin = provider;
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SelectLocaleFromPref(prefs);
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rv = prefs->AddObserver(MATCH_OS_LOCALE_PREF, this, true);
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rv = prefs->AddObserver(SELECTED_LOCALE_PREF, this, true);
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rv = prefs->AddObserver(SELECTED_SKIN_PREF, this, true);
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}
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nsCOMPtr<nsIObserverService> obsService = mozilla::services::GetObserverService();
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if (obsService) {
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obsService->AddObserver(this, "command-line-startup", true);
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obsService->AddObserver(this, "profile-initial-state", true);
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsChromeRegistryChrome::CheckForOSAccessibility()
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{
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int32_t useAccessibilityTheme =
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LookAndFeel::GetInt(LookAndFeel::eIntID_UseAccessibilityTheme, 0);
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if (useAccessibilityTheme) {
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/* Set the skin to classic and remove pref observers */
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if (!mSelectedSkin.EqualsLiteral("classic/1.0")) {
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mSelectedSkin.AssignLiteral("classic/1.0");
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RefreshSkins();
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}
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nsCOMPtr<nsIPrefBranch> prefs (do_GetService(NS_PREFSERVICE_CONTRACTID));
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if (prefs) {
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prefs->RemoveObserver(SELECTED_SKIN_PREF, this);
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}
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsChromeRegistryChrome::GetLocalesForPackage(const nsACString& aPackage,
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nsIUTF8StringEnumerator* *aResult)
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{
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nsCString realpackage;
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nsresult rv = OverrideLocalePackage(aPackage, realpackage);
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if (NS_FAILED(rv))
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return rv;
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nsTArray<nsCString> *a = new nsTArray<nsCString>;
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if (!a)
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return NS_ERROR_OUT_OF_MEMORY;
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PackageEntry* entry;
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if (mPackagesHash.Get(realpackage, &entry)) {
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entry->locales.EnumerateToArray(a);
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}
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rv = NS_NewAdoptingUTF8StringEnumerator(aResult, a);
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if (NS_FAILED(rv))
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delete a;
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return rv;
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}
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static nsresult
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getUILangCountry(nsACString& aUILang)
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{
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nsresult rv;
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nsCOMPtr<nsILocaleService> localeService = do_GetService(NS_LOCALESERVICE_CONTRACTID, &rv);
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NS_ENSURE_SUCCESS(rv, rv);
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nsAutoString uiLang;
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rv = localeService->GetLocaleComponentForUserAgent(uiLang);
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NS_ENSURE_SUCCESS(rv, rv);
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CopyUTF16toUTF8(uiLang, aUILang);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsChromeRegistryChrome::IsLocaleRTL(const nsACString& package, bool *aResult)
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{
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*aResult = false;
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nsAutoCString locale;
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GetSelectedLocale(package, locale);
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if (locale.Length() < 2)
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return NS_OK;
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// first check the intl.uidirection.<locale> preference, and if that is not
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// set, check the same preference but with just the first two characters of
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// the locale. If that isn't set, default to left-to-right.
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nsAutoCString prefString = NS_LITERAL_CSTRING("intl.uidirection.") + locale;
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nsCOMPtr<nsIPrefBranch> prefBranch (do_GetService(NS_PREFSERVICE_CONTRACTID));
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if (!prefBranch)
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return NS_OK;
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nsXPIDLCString dir;
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prefBranch->GetCharPref(prefString.get(), getter_Copies(dir));
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if (dir.IsEmpty()) {
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int32_t hyphen = prefString.FindChar('-');
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if (hyphen >= 1) {
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nsAutoCString shortPref(Substring(prefString, 0, hyphen));
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prefBranch->GetCharPref(shortPref.get(), getter_Copies(dir));
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}
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}
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*aResult = dir.EqualsLiteral("rtl");
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return NS_OK;
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}
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nsresult
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nsChromeRegistryChrome::GetSelectedLocale(const nsACString& aPackage,
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nsACString& aLocale)
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{
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nsCString realpackage;
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nsresult rv = OverrideLocalePackage(aPackage, realpackage);
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if (NS_FAILED(rv))
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return rv;
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PackageEntry* entry;
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if (!mPackagesHash.Get(realpackage, &entry))
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return NS_ERROR_FILE_NOT_FOUND;
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aLocale = entry->locales.GetSelected(mSelectedLocale, nsProviderArray::LOCALE);
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if (aLocale.IsEmpty())
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return NS_ERROR_FAILURE;
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return NS_OK;
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}
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nsresult
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nsChromeRegistryChrome::OverrideLocalePackage(const nsACString& aPackage,
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nsACString& aOverride)
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{
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const nsACString& pref = NS_LITERAL_CSTRING(PACKAGE_OVERRIDE_BRANCH) + aPackage;
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nsAdoptingCString override = mozilla::Preferences::GetCString(PromiseFlatCString(pref).get());
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if (override) {
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aOverride = override;
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}
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else {
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aOverride = aPackage;
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}
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return NS_OK;
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}
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nsresult
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nsChromeRegistryChrome::SelectLocaleFromPref(nsIPrefBranch* prefs)
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{
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nsresult rv;
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bool matchOSLocale = false;
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rv = prefs->GetBoolPref(MATCH_OS_LOCALE_PREF, &matchOSLocale);
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if (NS_SUCCEEDED(rv) && matchOSLocale) {
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// compute lang and region code only when needed!
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nsAutoCString uiLocale;
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rv = getUILangCountry(uiLocale);
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if (NS_SUCCEEDED(rv))
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mSelectedLocale = uiLocale;
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}
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else {
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nsXPIDLCString provider;
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rv = prefs->GetCharPref(SELECTED_LOCALE_PREF, getter_Copies(provider));
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if (NS_SUCCEEDED(rv)) {
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mSelectedLocale = provider;
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}
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}
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if (NS_FAILED(rv))
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NS_ERROR("Couldn't select locale from pref!");
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return rv;
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}
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NS_IMETHODIMP
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nsChromeRegistryChrome::Observe(nsISupports *aSubject, const char *aTopic,
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const char16_t *someData)
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{
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nsresult rv = NS_OK;
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if (!strcmp(NS_PREFBRANCH_PREFCHANGE_TOPIC_ID, aTopic)) {
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nsCOMPtr<nsIPrefBranch> prefs (do_QueryInterface(aSubject));
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NS_ASSERTION(prefs, "Bad observer call!");
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NS_ConvertUTF16toUTF8 pref(someData);
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if (pref.EqualsLiteral(MATCH_OS_LOCALE_PREF) ||
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pref.EqualsLiteral(SELECTED_LOCALE_PREF)) {
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rv = UpdateSelectedLocale();
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if (NS_SUCCEEDED(rv) && mProfileLoaded)
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FlushAllCaches();
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}
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else if (pref.EqualsLiteral(SELECTED_SKIN_PREF)) {
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nsXPIDLCString provider;
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rv = prefs->GetCharPref(pref.get(), getter_Copies(provider));
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if (NS_FAILED(rv)) {
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NS_ERROR("Couldn't get new skin pref!");
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return rv;
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}
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mSelectedSkin = provider;
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RefreshSkins();
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} else {
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NS_ERROR("Unexpected pref!");
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}
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}
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else if (!strcmp("command-line-startup", aTopic)) {
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nsCOMPtr<nsICommandLine> cmdLine (do_QueryInterface(aSubject));
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if (cmdLine) {
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nsAutoString uiLocale;
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rv = cmdLine->HandleFlagWithParam(NS_LITERAL_STRING(UILOCALE_CMD_LINE_ARG),
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false, uiLocale);
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if (NS_SUCCEEDED(rv) && !uiLocale.IsEmpty()) {
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CopyUTF16toUTF8(uiLocale, mSelectedLocale);
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nsCOMPtr<nsIPrefBranch> prefs (do_GetService(NS_PREFSERVICE_CONTRACTID));
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if (prefs) {
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prefs->RemoveObserver(SELECTED_LOCALE_PREF, this);
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}
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}
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}
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}
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else if (!strcmp("profile-initial-state", aTopic)) {
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mProfileLoaded = true;
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}
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else {
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NS_ERROR("Unexpected observer topic!");
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}
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return rv;
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}
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NS_IMETHODIMP
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nsChromeRegistryChrome::CheckForNewChrome()
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{
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mPackagesHash.Clear();
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mOverlayHash.Clear();
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mStyleHash.Clear();
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mOverrideTable.Clear();
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mDynamicRegistration = false;
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nsComponentManagerImpl::gComponentManager->RereadChromeManifests();
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mDynamicRegistration = true;
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SendRegisteredChrome(nullptr);
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return NS_OK;
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}
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nsresult nsChromeRegistryChrome::UpdateSelectedLocale()
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{
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nsresult rv = NS_OK;
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nsCOMPtr<nsIPrefBranch> prefs(do_GetService(NS_PREFSERVICE_CONTRACTID));
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if (prefs) {
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rv = SelectLocaleFromPref(prefs);
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if (NS_SUCCEEDED(rv)) {
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nsCOMPtr<nsIObserverService> obsSvc =
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mozilla::services::GetObserverService();
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NS_ASSERTION(obsSvc, "Couldn't get observer service.");
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obsSvc->NotifyObservers((nsIChromeRegistry*) this,
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"selected-locale-has-changed", nullptr);
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}
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}
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return rv;
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}
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static void
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SerializeURI(nsIURI* aURI,
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SerializedURI& aSerializedURI)
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{
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if (!aURI)
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return;
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aURI->GetSpec(aSerializedURI.spec);
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aURI->GetOriginCharset(aSerializedURI.charset);
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}
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static PLDHashOperator
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EnumerateOverride(nsIURI* aURIKey,
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nsIURI* aURI,
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void* aArg)
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{
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nsTArray<OverrideMapping>* overrides =
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static_cast<nsTArray<OverrideMapping>*>(aArg);
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SerializedURI chromeURI, overrideURI;
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SerializeURI(aURIKey, chromeURI);
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SerializeURI(aURI, overrideURI);
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OverrideMapping override = {
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chromeURI, overrideURI
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};
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overrides->AppendElement(override);
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return (PLDHashOperator)PL_DHASH_NEXT;
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}
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struct EnumerationArgs
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{
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InfallibleTArray<ChromePackage>& packages;
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const nsCString& selectedLocale;
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const nsCString& selectedSkin;
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};
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void
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nsChromeRegistryChrome::SendRegisteredChrome(
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mozilla::dom::PContentParent* aParent)
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{
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InfallibleTArray<ChromePackage> packages;
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InfallibleTArray<ResourceMapping> resources;
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InfallibleTArray<OverrideMapping> overrides;
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EnumerationArgs args = {
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packages, mSelectedLocale, mSelectedSkin
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};
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mPackagesHash.EnumerateRead(CollectPackages, &args);
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nsCOMPtr<nsIIOService> io (do_GetIOService());
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NS_ENSURE_TRUE_VOID(io);
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nsCOMPtr<nsIProtocolHandler> ph;
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nsresult rv = io->GetProtocolHandler("resource", getter_AddRefs(ph));
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NS_ENSURE_SUCCESS_VOID(rv);
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//FIXME: Some substitutions are set up lazily and might not exist yet
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nsCOMPtr<nsIResProtocolHandler> irph (do_QueryInterface(ph));
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nsResProtocolHandler* rph = static_cast<nsResProtocolHandler*>(irph.get());
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rph->CollectSubstitutions(resources);
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mOverrideTable.EnumerateRead(&EnumerateOverride, &overrides);
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if (aParent) {
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bool success = aParent->SendRegisterChrome(packages, resources, overrides,
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mSelectedLocale, false);
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NS_ENSURE_TRUE_VOID(success);
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} else {
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nsTArray<ContentParent*> parents;
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ContentParent::GetAll(parents);
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if (!parents.Length())
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return;
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for (uint32_t i = 0; i < parents.Length(); i++) {
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DebugOnly<bool> success =
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parents[i]->SendRegisterChrome(packages, resources, overrides,
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mSelectedLocale, true);
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NS_WARN_IF_FALSE(success, "couldn't reset a child's registered chrome");
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}
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}
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}
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/* static */ void
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nsChromeRegistryChrome::ChromePackageFromPackageEntry(const nsACString& aPackageName,
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PackageEntry* aPackage,
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ChromePackage* aChromePackage,
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const nsCString& aSelectedLocale,
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const nsCString& aSelectedSkin)
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{
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SerializeURI(aPackage->baseURI, aChromePackage->contentBaseURI);
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SerializeURI(aPackage->locales.GetBase(aSelectedLocale,
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nsProviderArray::LOCALE),
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aChromePackage->localeBaseURI);
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SerializeURI(aPackage->skins.GetBase(aSelectedSkin, nsProviderArray::ANY),
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aChromePackage->skinBaseURI);
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aChromePackage->package = aPackageName;
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aChromePackage->flags = aPackage->flags;
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}
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PLDHashOperator
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nsChromeRegistryChrome::CollectPackages(const nsACString &aKey,
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PackageEntry *package,
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void *arg)
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{
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EnumerationArgs* args = static_cast<EnumerationArgs*>(arg);
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|
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ChromePackage chromePackage;
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ChromePackageFromPackageEntry(aKey, package, &chromePackage,
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args->selectedLocale, args->selectedSkin);
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args->packages.AppendElement(chromePackage);
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return PL_DHASH_NEXT;
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}
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static bool
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|
CanLoadResource(nsIURI* aResourceURI)
|
|
{
|
|
bool isLocalResource = false;
|
|
(void)NS_URIChainHasFlags(aResourceURI,
|
|
nsIProtocolHandler::URI_IS_LOCAL_RESOURCE,
|
|
&isLocalResource);
|
|
return isLocalResource;
|
|
}
|
|
|
|
nsIURI*
|
|
nsChromeRegistryChrome::GetBaseURIFromPackage(const nsCString& aPackage,
|
|
const nsCString& aProvider,
|
|
const nsCString& aPath)
|
|
{
|
|
PackageEntry* entry;
|
|
if (!mPackagesHash.Get(aPackage, &entry)) {
|
|
if (!mInitialized)
|
|
return nullptr;
|
|
|
|
LogMessage("No chrome package registered for chrome://%s/%s/%s",
|
|
aPackage.get(), aProvider.get(), aPath.get());
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
if (aProvider.EqualsLiteral("locale")) {
|
|
return entry->locales.GetBase(mSelectedLocale, nsProviderArray::LOCALE);
|
|
}
|
|
else if (aProvider.EqualsLiteral("skin")) {
|
|
return entry->skins.GetBase(mSelectedSkin, nsProviderArray::ANY);
|
|
}
|
|
else if (aProvider.EqualsLiteral("content")) {
|
|
return entry->baseURI;
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
nsresult
|
|
nsChromeRegistryChrome::GetFlagsFromPackage(const nsCString& aPackage,
|
|
uint32_t* aFlags)
|
|
{
|
|
PackageEntry* entry;
|
|
if (!mPackagesHash.Get(aPackage, &entry))
|
|
return NS_ERROR_FILE_NOT_FOUND;
|
|
|
|
*aFlags = entry->flags;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsChromeRegistryChrome::ProviderEntry*
|
|
nsChromeRegistryChrome::nsProviderArray::GetProvider(const nsACString& aPreferred, MatchType aType)
|
|
{
|
|
size_t i = mArray.Length();
|
|
if (!i)
|
|
return nullptr;
|
|
|
|
ProviderEntry* found = nullptr; // Only set if we find a partial-match locale
|
|
ProviderEntry* entry = nullptr;
|
|
|
|
while (i--) {
|
|
entry = &mArray[i];
|
|
if (aPreferred.Equals(entry->provider))
|
|
return entry;
|
|
|
|
if (aType != LOCALE)
|
|
continue;
|
|
|
|
if (LanguagesMatch(aPreferred, entry->provider)) {
|
|
found = entry;
|
|
continue;
|
|
}
|
|
|
|
if (!found && entry->provider.EqualsLiteral("en-US"))
|
|
found = entry;
|
|
}
|
|
|
|
if (!found && aType != EXACT)
|
|
return entry;
|
|
|
|
return found;
|
|
}
|
|
|
|
nsIURI*
|
|
nsChromeRegistryChrome::nsProviderArray::GetBase(const nsACString& aPreferred, MatchType aType)
|
|
{
|
|
ProviderEntry* provider = GetProvider(aPreferred, aType);
|
|
|
|
if (!provider)
|
|
return nullptr;
|
|
|
|
return provider->baseURI;
|
|
}
|
|
|
|
const nsACString&
|
|
nsChromeRegistryChrome::nsProviderArray::GetSelected(const nsACString& aPreferred, MatchType aType)
|
|
{
|
|
ProviderEntry* entry = GetProvider(aPreferred, aType);
|
|
|
|
if (entry)
|
|
return entry->provider;
|
|
|
|
return EmptyCString();
|
|
}
|
|
|
|
void
|
|
nsChromeRegistryChrome::nsProviderArray::SetBase(const nsACString& aProvider, nsIURI* aBaseURL)
|
|
{
|
|
ProviderEntry* provider = GetProvider(aProvider, EXACT);
|
|
|
|
if (provider) {
|
|
provider->baseURI = aBaseURL;
|
|
return;
|
|
}
|
|
|
|
// no existing entries, add a new one
|
|
mArray.AppendElement(ProviderEntry(aProvider, aBaseURL));
|
|
}
|
|
|
|
void
|
|
nsChromeRegistryChrome::nsProviderArray::EnumerateToArray(nsTArray<nsCString> *a)
|
|
{
|
|
int32_t i = mArray.Length();
|
|
while (i--) {
|
|
a->AppendElement(mArray[i].provider);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsChromeRegistryChrome::OverlayListEntry::AddURI(nsIURI* aURI)
|
|
{
|
|
int32_t i = mArray.Count();
|
|
while (i--) {
|
|
bool equals;
|
|
if (NS_SUCCEEDED(aURI->Equals(mArray[i], &equals)) && equals)
|
|
return;
|
|
}
|
|
|
|
mArray.AppendObject(aURI);
|
|
}
|
|
|
|
void
|
|
nsChromeRegistryChrome::OverlayListHash::Add(nsIURI* aBase, nsIURI* aOverlay)
|
|
{
|
|
OverlayListEntry* entry = mTable.PutEntry(aBase);
|
|
if (entry)
|
|
entry->AddURI(aOverlay);
|
|
}
|
|
|
|
const nsCOMArray<nsIURI>*
|
|
nsChromeRegistryChrome::OverlayListHash::GetArray(nsIURI* aBase)
|
|
{
|
|
OverlayListEntry* entry = mTable.GetEntry(aBase);
|
|
if (!entry)
|
|
return nullptr;
|
|
|
|
return &entry->mArray;
|
|
}
|
|
|
|
#ifdef MOZ_XUL
|
|
NS_IMETHODIMP
|
|
nsChromeRegistryChrome::GetStyleOverlays(nsIURI *aChromeURL,
|
|
nsISimpleEnumerator **aResult)
|
|
{
|
|
const nsCOMArray<nsIURI>* parray = mStyleHash.GetArray(aChromeURL);
|
|
if (!parray)
|
|
return NS_NewEmptyEnumerator(aResult);
|
|
|
|
return NS_NewArrayEnumerator(aResult, *parray);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsChromeRegistryChrome::GetXULOverlays(nsIURI *aChromeURL,
|
|
nsISimpleEnumerator **aResult)
|
|
{
|
|
const nsCOMArray<nsIURI>* parray = mOverlayHash.GetArray(aChromeURL);
|
|
if (!parray)
|
|
return NS_NewEmptyEnumerator(aResult);
|
|
|
|
return NS_NewArrayEnumerator(aResult, *parray);
|
|
}
|
|
#endif // MOZ_XUL
|
|
|
|
nsIURI*
|
|
nsChromeRegistry::ManifestProcessingContext::GetManifestURI()
|
|
{
|
|
if (!mManifestURI) {
|
|
nsCString uri;
|
|
mFile.GetURIString(uri);
|
|
NS_NewURI(getter_AddRefs(mManifestURI), uri);
|
|
}
|
|
return mManifestURI;
|
|
}
|
|
|
|
nsIXPConnect*
|
|
nsChromeRegistry::ManifestProcessingContext::GetXPConnect()
|
|
{
|
|
if (!mXPConnect)
|
|
mXPConnect = do_GetService("@mozilla.org/js/xpc/XPConnect;1");
|
|
|
|
return mXPConnect;
|
|
}
|
|
|
|
already_AddRefed<nsIURI>
|
|
nsChromeRegistry::ManifestProcessingContext::ResolveURI(const char* uri)
|
|
{
|
|
nsIURI* baseuri = GetManifestURI();
|
|
if (!baseuri)
|
|
return nullptr;
|
|
|
|
nsCOMPtr<nsIURI> resolved;
|
|
nsresult rv = NS_NewURI(getter_AddRefs(resolved), uri, baseuri);
|
|
if (NS_FAILED(rv))
|
|
return nullptr;
|
|
|
|
return resolved.forget();
|
|
}
|
|
|
|
static void
|
|
EnsureLowerCase(char *aBuf)
|
|
{
|
|
for (; *aBuf; ++aBuf) {
|
|
char ch = *aBuf;
|
|
if (ch >= 'A' && ch <= 'Z')
|
|
*aBuf = ch + 'a' - 'A';
|
|
}
|
|
}
|
|
|
|
static void
|
|
SendManifestEntry(const ChromeRegistryItem &aItem)
|
|
{
|
|
nsTArray<ContentParent*> parents;
|
|
ContentParent::GetAll(parents);
|
|
if (!parents.Length())
|
|
return;
|
|
|
|
for (uint32_t i = 0; i < parents.Length(); i++) {
|
|
unused << parents[i]->SendRegisterChromeItem(aItem);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsChromeRegistryChrome::ManifestContent(ManifestProcessingContext& cx, int lineno,
|
|
char *const * argv, bool platform,
|
|
bool contentaccessible)
|
|
{
|
|
char* package = argv[0];
|
|
char* uri = argv[1];
|
|
|
|
EnsureLowerCase(package);
|
|
|
|
nsCOMPtr<nsIURI> resolved = cx.ResolveURI(uri);
|
|
if (!resolved) {
|
|
LogMessageWithContext(cx.GetManifestURI(), lineno, nsIScriptError::warningFlag,
|
|
"During chrome registration, unable to create URI '%s'.", uri);
|
|
return;
|
|
}
|
|
|
|
if (!CanLoadResource(resolved)) {
|
|
LogMessageWithContext(resolved, lineno, nsIScriptError::warningFlag,
|
|
"During chrome registration, cannot register non-local URI '%s' as content.",
|
|
uri);
|
|
return;
|
|
}
|
|
|
|
nsDependentCString packageName(package);
|
|
PackageEntry* entry = mPackagesHash.LookupOrAdd(packageName);
|
|
entry->baseURI = resolved;
|
|
|
|
if (platform)
|
|
entry->flags |= PLATFORM_PACKAGE;
|
|
if (contentaccessible)
|
|
entry->flags |= CONTENT_ACCESSIBLE;
|
|
|
|
if (mDynamicRegistration) {
|
|
ChromePackage chromePackage;
|
|
ChromePackageFromPackageEntry(packageName, entry, &chromePackage,
|
|
mSelectedLocale, mSelectedSkin);
|
|
SendManifestEntry(chromePackage);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsChromeRegistryChrome::ManifestLocale(ManifestProcessingContext& cx, int lineno,
|
|
char *const * argv, bool platform,
|
|
bool contentaccessible)
|
|
{
|
|
char* package = argv[0];
|
|
char* provider = argv[1];
|
|
char* uri = argv[2];
|
|
|
|
EnsureLowerCase(package);
|
|
|
|
nsCOMPtr<nsIURI> resolved = cx.ResolveURI(uri);
|
|
if (!resolved) {
|
|
LogMessageWithContext(cx.GetManifestURI(), lineno, nsIScriptError::warningFlag,
|
|
"During chrome registration, unable to create URI '%s'.", uri);
|
|
return;
|
|
}
|
|
|
|
if (!CanLoadResource(resolved)) {
|
|
LogMessageWithContext(resolved, lineno, nsIScriptError::warningFlag,
|
|
"During chrome registration, cannot register non-local URI '%s' as content.",
|
|
uri);
|
|
return;
|
|
}
|
|
|
|
nsDependentCString packageName(package);
|
|
PackageEntry* entry = mPackagesHash.LookupOrAdd(packageName);
|
|
entry->locales.SetBase(nsDependentCString(provider), resolved);
|
|
|
|
if (mDynamicRegistration) {
|
|
ChromePackage chromePackage;
|
|
ChromePackageFromPackageEntry(packageName, entry, &chromePackage,
|
|
mSelectedLocale, mSelectedSkin);
|
|
SendManifestEntry(chromePackage);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsChromeRegistryChrome::ManifestSkin(ManifestProcessingContext& cx, int lineno,
|
|
char *const * argv, bool platform,
|
|
bool contentaccessible)
|
|
{
|
|
char* package = argv[0];
|
|
char* provider = argv[1];
|
|
char* uri = argv[2];
|
|
|
|
EnsureLowerCase(package);
|
|
|
|
nsCOMPtr<nsIURI> resolved = cx.ResolveURI(uri);
|
|
if (!resolved) {
|
|
LogMessageWithContext(cx.GetManifestURI(), lineno, nsIScriptError::warningFlag,
|
|
"During chrome registration, unable to create URI '%s'.", uri);
|
|
return;
|
|
}
|
|
|
|
if (!CanLoadResource(resolved)) {
|
|
LogMessageWithContext(resolved, lineno, nsIScriptError::warningFlag,
|
|
"During chrome registration, cannot register non-local URI '%s' as content.",
|
|
uri);
|
|
return;
|
|
}
|
|
|
|
nsDependentCString packageName(package);
|
|
PackageEntry* entry = mPackagesHash.LookupOrAdd(packageName);
|
|
entry->skins.SetBase(nsDependentCString(provider), resolved);
|
|
|
|
if (mDynamicRegistration) {
|
|
ChromePackage chromePackage;
|
|
ChromePackageFromPackageEntry(packageName, entry, &chromePackage,
|
|
mSelectedLocale, mSelectedSkin);
|
|
SendManifestEntry(chromePackage);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsChromeRegistryChrome::ManifestOverlay(ManifestProcessingContext& cx, int lineno,
|
|
char *const * argv, bool platform,
|
|
bool contentaccessible)
|
|
{
|
|
char* base = argv[0];
|
|
char* overlay = argv[1];
|
|
|
|
nsCOMPtr<nsIURI> baseuri = cx.ResolveURI(base);
|
|
nsCOMPtr<nsIURI> overlayuri = cx.ResolveURI(overlay);
|
|
if (!baseuri || !overlayuri) {
|
|
LogMessageWithContext(cx.GetManifestURI(), lineno, nsIScriptError::warningFlag,
|
|
"During chrome registration, unable to create URI.");
|
|
return;
|
|
}
|
|
|
|
if (!CanLoadResource(overlayuri)) {
|
|
LogMessageWithContext(cx.GetManifestURI(), lineno, nsIScriptError::warningFlag,
|
|
"Cannot register non-local URI '%s' as an overlay.", overlay);
|
|
return;
|
|
}
|
|
|
|
mOverlayHash.Add(baseuri, overlayuri);
|
|
}
|
|
|
|
void
|
|
nsChromeRegistryChrome::ManifestStyle(ManifestProcessingContext& cx, int lineno,
|
|
char *const * argv, bool platform,
|
|
bool contentaccessible)
|
|
{
|
|
char* base = argv[0];
|
|
char* overlay = argv[1];
|
|
|
|
nsCOMPtr<nsIURI> baseuri = cx.ResolveURI(base);
|
|
nsCOMPtr<nsIURI> overlayuri = cx.ResolveURI(overlay);
|
|
if (!baseuri || !overlayuri) {
|
|
LogMessageWithContext(cx.GetManifestURI(), lineno, nsIScriptError::warningFlag,
|
|
"During chrome registration, unable to create URI.");
|
|
return;
|
|
}
|
|
|
|
if (!CanLoadResource(overlayuri)) {
|
|
LogMessageWithContext(cx.GetManifestURI(), lineno, nsIScriptError::warningFlag,
|
|
"Cannot register non-local URI '%s' as a style overlay.", overlay);
|
|
return;
|
|
}
|
|
|
|
mStyleHash.Add(baseuri, overlayuri);
|
|
}
|
|
|
|
void
|
|
nsChromeRegistryChrome::ManifestOverride(ManifestProcessingContext& cx, int lineno,
|
|
char *const * argv, bool platform,
|
|
bool contentaccessible)
|
|
{
|
|
char* chrome = argv[0];
|
|
char* resolved = argv[1];
|
|
|
|
nsCOMPtr<nsIURI> chromeuri = cx.ResolveURI(chrome);
|
|
nsCOMPtr<nsIURI> resolveduri = cx.ResolveURI(resolved);
|
|
if (!chromeuri || !resolveduri) {
|
|
LogMessageWithContext(cx.GetManifestURI(), lineno, nsIScriptError::warningFlag,
|
|
"During chrome registration, unable to create URI.");
|
|
return;
|
|
}
|
|
|
|
if (!CanLoadResource(resolveduri)) {
|
|
LogMessageWithContext(cx.GetManifestURI(), lineno, nsIScriptError::warningFlag,
|
|
"Cannot register non-local URI '%s' for an override.", resolved);
|
|
return;
|
|
}
|
|
mOverrideTable.Put(chromeuri, resolveduri);
|
|
|
|
if (mDynamicRegistration) {
|
|
SerializedURI serializedChrome;
|
|
SerializedURI serializedOverride;
|
|
|
|
SerializeURI(chromeuri, serializedChrome);
|
|
SerializeURI(resolveduri, serializedOverride);
|
|
|
|
OverrideMapping override = { serializedChrome, serializedOverride };
|
|
SendManifestEntry(override);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsChromeRegistryChrome::ManifestResource(ManifestProcessingContext& cx, int lineno,
|
|
char *const * argv, bool platform,
|
|
bool contentaccessible)
|
|
{
|
|
char* package = argv[0];
|
|
char* uri = argv[1];
|
|
|
|
EnsureLowerCase(package);
|
|
nsDependentCString host(package);
|
|
|
|
nsCOMPtr<nsIIOService> io = mozilla::services::GetIOService();
|
|
if (!io) {
|
|
NS_WARNING("No IO service trying to process chrome manifests");
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIProtocolHandler> ph;
|
|
nsresult rv = io->GetProtocolHandler("resource", getter_AddRefs(ph));
|
|
if (NS_FAILED(rv))
|
|
return;
|
|
|
|
nsCOMPtr<nsIResProtocolHandler> rph = do_QueryInterface(ph);
|
|
|
|
bool exists = false;
|
|
rv = rph->HasSubstitution(host, &exists);
|
|
if (exists) {
|
|
LogMessageWithContext(cx.GetManifestURI(), lineno, nsIScriptError::warningFlag,
|
|
"Duplicate resource declaration for '%s' ignored.", package);
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIURI> resolved = cx.ResolveURI(uri);
|
|
if (!resolved) {
|
|
LogMessageWithContext(cx.GetManifestURI(), lineno, nsIScriptError::warningFlag,
|
|
"During chrome registration, unable to create URI '%s'.", uri);
|
|
return;
|
|
}
|
|
|
|
if (!CanLoadResource(resolved)) {
|
|
LogMessageWithContext(cx.GetManifestURI(), lineno, nsIScriptError::warningFlag,
|
|
"Warning: cannot register non-local URI '%s' as a resource.",
|
|
uri);
|
|
return;
|
|
}
|
|
|
|
rph->SetSubstitution(host, resolved);
|
|
}
|