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nsChromeRegistryContent.cpp
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nsChromeRegistryContent.cpp
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 sts=2 sw=2 et tw=80: */
/* 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 "RegistryMessageUtils.h"
#include "nsChromeRegistryContent.h"
#include "nsString.h"
#include "nsNetUtil.h"
#include "nsIResProtocolHandler.h"
nsChromeRegistryContent::nsChromeRegistryContent() {}
void nsChromeRegistryContent::RegisterRemoteChrome(
const InfallibleTArray<ChromePackage>& aPackages,
const InfallibleTArray<SubstitutionMapping>& aSubstitutions,
const InfallibleTArray<OverrideMapping>& aOverrides,
const nsACString& aLocale, bool aReset) {
MOZ_ASSERT(aReset || mLocale.IsEmpty(), "RegisterChrome twice?");
if (aReset) {
mPackagesHash.Clear();
mOverrideTable.Clear();
// XXX Can't clear resources.
}
for (uint32_t i = aPackages.Length(); i > 0;) {
--i;
RegisterPackage(aPackages[i]);
}
for (uint32_t i = aSubstitutions.Length(); i > 0;) {
--i;
RegisterSubstitution(aSubstitutions[i]);
}
for (uint32_t i = aOverrides.Length(); i > 0;) {
--i;
RegisterOverride(aOverrides[i]);
}
mLocale = aLocale;
}
void nsChromeRegistryContent::RegisterPackage(const ChromePackage& aPackage) {
nsCOMPtr<nsIIOService> io(do_GetIOService());
if (!io) return;
nsCOMPtr<nsIURI> content, locale, skin;
if (aPackage.contentBaseURI.spec.Length()) {
nsresult rv = NS_NewURI(getter_AddRefs(content),
aPackage.contentBaseURI.spec, nullptr, nullptr, io);
if (NS_FAILED(rv)) return;
}
if (aPackage.localeBaseURI.spec.Length()) {
nsresult rv = NS_NewURI(getter_AddRefs(locale), aPackage.localeBaseURI.spec,
nullptr, nullptr, io);
if (NS_FAILED(rv)) return;
}
if (aPackage.skinBaseURI.spec.Length()) {
nsresult rv = NS_NewURI(getter_AddRefs(skin), aPackage.skinBaseURI.spec,
nullptr, nullptr, io);
if (NS_FAILED(rv)) return;
}
PackageEntry* entry = new PackageEntry;
entry->flags = aPackage.flags;
entry->contentBaseURI = content;
entry->localeBaseURI = locale;
entry->skinBaseURI = skin;
mPackagesHash.Put(aPackage.package, entry);
}
void nsChromeRegistryContent::RegisterSubstitution(
const SubstitutionMapping& aSubstitution) {
nsCOMPtr<nsIIOService> io(do_GetIOService());
if (!io) return;
nsCOMPtr<nsIProtocolHandler> ph;
nsresult rv =
io->GetProtocolHandler(aSubstitution.scheme.get(), getter_AddRefs(ph));
if (NS_FAILED(rv)) return;
nsCOMPtr<nsISubstitutingProtocolHandler> sph(do_QueryInterface(ph));
if (!sph) return;
nsCOMPtr<nsIURI> resolvedURI;
if (aSubstitution.resolvedURI.spec.Length()) {
rv = NS_NewURI(getter_AddRefs(resolvedURI), aSubstitution.resolvedURI.spec,
nullptr, nullptr, io);
if (NS_FAILED(rv)) return;
}
rv = sph->SetSubstitutionWithFlags(aSubstitution.path, resolvedURI,
aSubstitution.flags);
if (NS_FAILED(rv)) return;
}
void nsChromeRegistryContent::RegisterOverride(
const OverrideMapping& aOverride) {
nsCOMPtr<nsIIOService> io(do_GetIOService());
if (!io) return;
nsCOMPtr<nsIURI> chromeURI, overrideURI;
nsresult rv = NS_NewURI(getter_AddRefs(chromeURI), aOverride.originalURI.spec,
nullptr, nullptr, io);
if (NS_FAILED(rv)) return;
rv = NS_NewURI(getter_AddRefs(overrideURI), aOverride.overrideURI.spec,
nullptr, nullptr, io);
if (NS_FAILED(rv)) return;
mOverrideTable.Put(chromeURI, overrideURI);
}
nsIURI* nsChromeRegistryContent::GetBaseURIFromPackage(
const nsCString& aPackage, const nsCString& aProvider,
const nsCString& aPath) {
PackageEntry* entry;
if (!mPackagesHash.Get(aPackage, &entry)) {
return nullptr;
}
if (aProvider.EqualsLiteral("locale")) {
return entry->localeBaseURI;
} else if (aProvider.EqualsLiteral("skin")) {
return entry->skinBaseURI;
} else if (aProvider.EqualsLiteral("content")) {
return entry->contentBaseURI;
}
return nullptr;
}
nsresult nsChromeRegistryContent::GetFlagsFromPackage(const nsCString& aPackage,
uint32_t* aFlags) {
PackageEntry* entry;
if (!mPackagesHash.Get(aPackage, &entry)) {
return NS_ERROR_FAILURE;
}
*aFlags = entry->flags;
return NS_OK;
}
// All functions following only make sense in chrome, and therefore assert
#define CONTENT_NOTREACHED() \
MOZ_ASSERT_UNREACHABLE("Content should not be calling this")
#define CONTENT_NOT_IMPLEMENTED() \
CONTENT_NOTREACHED(); \
return NS_ERROR_NOT_IMPLEMENTED;
NS_IMETHODIMP
nsChromeRegistryContent::GetLocalesForPackage(
const nsACString& aPackage, nsIUTF8StringEnumerator** aResult) {
CONTENT_NOT_IMPLEMENTED();
}
NS_IMETHODIMP
nsChromeRegistryContent::CheckForNewChrome() { CONTENT_NOT_IMPLEMENTED(); }
NS_IMETHODIMP
nsChromeRegistryContent::IsLocaleRTL(const nsACString& aPackage,
bool* aResult) {
*aResult = GetDirectionForLocale(mLocale);
return NS_OK;
}
NS_IMETHODIMP
nsChromeRegistryContent::GetSelectedLocale(const nsACString& aPackage,
bool aAsBCP47, nsACString& aLocale) {
if (aPackage != nsDependentCString("global")) {
NS_ERROR("Uh-oh, caller wanted something other than 'some local'");
return NS_ERROR_NOT_AVAILABLE;
}
aLocale = mLocale;
if (aAsBCP47) {
SanitizeForBCP47(aLocale);
}
return NS_OK;
}
NS_IMETHODIMP
nsChromeRegistryContent::Observe(nsISupports* aSubject, const char* aTopic,
const char16_t* aData) {
CONTENT_NOT_IMPLEMENTED();
}
void nsChromeRegistryContent::ManifestContent(ManifestProcessingContext& cx,
int lineno, char* const* argv,
int flags) {
CONTENT_NOTREACHED();
}
void nsChromeRegistryContent::ManifestLocale(ManifestProcessingContext& cx,
int lineno, char* const* argv,
int flags) {
CONTENT_NOTREACHED();
}
void nsChromeRegistryContent::ManifestSkin(ManifestProcessingContext& cx,
int lineno, char* const* argv,
int flags) {
CONTENT_NOTREACHED();
}
void nsChromeRegistryContent::ManifestOverride(ManifestProcessingContext& cx,
int lineno, char* const* argv,
int flags) {
CONTENT_NOTREACHED();
}
void nsChromeRegistryContent::ManifestResource(ManifestProcessingContext& cx,
int lineno, char* const* argv,
int flags) {
CONTENT_NOTREACHED();
}