зеркало из https://github.com/mozilla/gecko-dev.git
100 строки
2.9 KiB
Plaintext
100 строки
2.9 KiB
Plaintext
/* 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 "nsMacPreferencesReader.h"
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#include "js/JSON.h"
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#include "JSONWriter.h"
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#include "nsISupportsPrimitives.h"
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NS_IMPL_ISUPPORTS(nsMacPreferencesReader, nsIMacPreferencesReader)
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using namespace mozilla;
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struct StringWriteFunc : public JSONWriteFunc
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{
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nsAString& mString;
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explicit StringWriteFunc(nsAString& aStr) : mString(aStr)
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{
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}
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void Write(const char* aStr) override
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{
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mString.Append(NS_ConvertUTF8toUTF16(aStr));
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}
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};
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static void
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EvaluateDict(JSONWriter* aWriter, NSDictionary<NSString*, id>* aDict);
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static void
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EvaluateArray(JSONWriter* aWriter, NSArray* aArray)
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{
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for (id elem in aArray) {
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if ([elem isKindOfClass:[NSString class]]) {
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aWriter->StringElement([elem UTF8String]);
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} else if ([elem isKindOfClass:[NSNumber class]]) {
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aWriter->IntElement([elem longLongValue]);
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} else if ([elem isKindOfClass:[NSArray class]]) {
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aWriter->StartArrayElement();
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EvaluateArray(aWriter, elem);
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aWriter->EndArray();
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} else if ([elem isKindOfClass:[NSDictionary class]]) {
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aWriter->StartObjectElement();
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EvaluateDict(aWriter, elem);
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aWriter->EndObject();
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}
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}
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}
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static void
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EvaluateDict(JSONWriter* aWriter, NSDictionary<NSString*, id>* aDict)
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{
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for (NSString* key in aDict) {
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id value = aDict[key];
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if ([value isKindOfClass:[NSString class]]) {
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aWriter->StringProperty([key UTF8String], [value UTF8String]);
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} else if ([value isKindOfClass:[NSNumber class]]) {
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aWriter->IntProperty([key UTF8String], [value longLongValue]);
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} else if ([value isKindOfClass:[NSArray class]]) {
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aWriter->StartArrayProperty([key UTF8String]);
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EvaluateArray(aWriter, value);
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aWriter->EndArray();
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} else if ([value isKindOfClass:[NSDictionary class]]) {
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aWriter->StartObjectProperty([key UTF8String]);
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EvaluateDict(aWriter, value);
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aWriter->EndObject();
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}
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}
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}
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NS_IMETHODIMP
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nsMacPreferencesReader::PoliciesEnabled(bool* aPoliciesEnabled)
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{
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NSString* policiesEnabledStr =
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[NSString stringWithUTF8String:ENTERPRISE_POLICIES_ENABLED_KEY];
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*aPoliciesEnabled = [[NSUserDefaults standardUserDefaults]
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boolForKey:policiesEnabledStr] == YES;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMacPreferencesReader::ReadPreferences(JSContext* aCx,
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JS::MutableHandle<JS::Value> aResult)
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{
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nsAutoString jsonStr;
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JSONWriter w(MakeUnique<StringWriteFunc>(jsonStr));
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w.Start();
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EvaluateDict(&w, [[NSUserDefaults standardUserDefaults]
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dictionaryRepresentation]);
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w.End();
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auto json = static_cast<const char16_t*>(jsonStr.get());
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JS::RootedValue val(aCx);
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MOZ_ALWAYS_TRUE(JS_ParseJSON(aCx, json, jsonStr.Length(), &val));
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aResult.set(val);
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return NS_OK;
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}
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