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-rw-r--r--xpcom/ds/nsINIParserImpl.cpp143
1 files changed, 143 insertions, 0 deletions
diff --git a/xpcom/ds/nsINIParserImpl.cpp b/xpcom/ds/nsINIParserImpl.cpp
new file mode 100644
index 0000000000..6ed52947d8
--- /dev/null
+++ b/xpcom/ds/nsINIParserImpl.cpp
@@ -0,0 +1,143 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 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 "nsINIParserImpl.h"
+
+#include "nsINIParser.h"
+#include "nsStringEnumerator.h"
+#include "nsTArray.h"
+#include "mozilla/Attributes.h"
+
+class nsINIParserImpl final : public nsIINIParser, public nsIINIParserWriter {
+ ~nsINIParserImpl() = default;
+
+ public:
+ NS_DECL_ISUPPORTS
+ NS_DECL_NSIINIPARSER
+ NS_DECL_NSIINIPARSERWRITER
+
+ nsresult Init(nsIFile* aINIFile) { return mParser.Init(aINIFile); }
+
+ private:
+ nsINIParser mParser;
+ bool ContainsNull(const nsACString& aStr);
+};
+
+NS_IMPL_ISUPPORTS(nsINIParserFactory, nsIINIParserFactory)
+
+NS_IMETHODIMP
+nsINIParserFactory::CreateINIParser(nsIFile* aINIFile, nsIINIParser** aResult) {
+ *aResult = nullptr;
+
+ RefPtr<nsINIParserImpl> p(new nsINIParserImpl());
+
+ if (aINIFile) {
+ nsresult rv = p->Init(aINIFile);
+ if (NS_FAILED(rv)) {
+ return rv;
+ }
+ }
+
+ p.forget(aResult);
+ return NS_OK;
+}
+
+NS_IMPL_ISUPPORTS(nsINIParserImpl, nsIINIParser, nsIINIParserWriter)
+
+bool nsINIParserImpl::ContainsNull(const nsACString& aStr) {
+ return aStr.CountChar('\0') > 0;
+}
+
+static bool SectionCB(const char* aSection, void* aClosure) {
+ nsTArray<nsCString>* strings = static_cast<nsTArray<nsCString>*>(aClosure);
+ strings->AppendElement()->Assign(aSection);
+ return true;
+}
+
+NS_IMETHODIMP
+nsINIParserImpl::GetSections(nsIUTF8StringEnumerator** aResult) {
+ nsTArray<nsCString>* strings = new nsTArray<nsCString>;
+
+ nsresult rv = mParser.GetSections(SectionCB, strings);
+ if (NS_SUCCEEDED(rv)) {
+ rv = NS_NewAdoptingUTF8StringEnumerator(aResult, strings);
+ }
+
+ if (NS_FAILED(rv)) {
+ delete strings;
+ }
+
+ return rv;
+}
+
+static bool KeyCB(const char* aKey, const char* aValue, void* aClosure) {
+ nsTArray<nsCString>* strings = static_cast<nsTArray<nsCString>*>(aClosure);
+ strings->AppendElement()->Assign(aKey);
+ return true;
+}
+
+NS_IMETHODIMP
+nsINIParserImpl::GetKeys(const nsACString& aSection,
+ nsIUTF8StringEnumerator** aResult) {
+ if (ContainsNull(aSection)) {
+ return NS_ERROR_INVALID_ARG;
+ }
+
+ nsTArray<nsCString>* strings = new nsTArray<nsCString>;
+
+ nsresult rv =
+ mParser.GetStrings(PromiseFlatCString(aSection).get(), KeyCB, strings);
+ if (NS_SUCCEEDED(rv)) {
+ rv = NS_NewAdoptingUTF8StringEnumerator(aResult, strings);
+ }
+
+ if (NS_FAILED(rv)) {
+ delete strings;
+ }
+
+ return rv;
+}
+
+NS_IMETHODIMP
+nsINIParserImpl::GetString(const nsACString& aSection, const nsACString& aKey,
+ nsACString& aResult) {
+ if (ContainsNull(aSection) || ContainsNull(aKey)) {
+ return NS_ERROR_INVALID_ARG;
+ }
+
+ return mParser.GetString(PromiseFlatCString(aSection).get(),
+ PromiseFlatCString(aKey).get(), aResult);
+}
+
+NS_IMETHODIMP
+nsINIParserImpl::InitFromString(const nsACString& aData) {
+ return mParser.InitFromString(nsCString(aData));
+}
+
+NS_IMETHODIMP
+nsINIParserImpl::SetString(const nsACString& aSection, const nsACString& aKey,
+ const nsACString& aValue) {
+ if (ContainsNull(aSection) || ContainsNull(aKey) || ContainsNull(aValue)) {
+ return NS_ERROR_INVALID_ARG;
+ }
+
+ return mParser.SetString(PromiseFlatCString(aSection).get(),
+ PromiseFlatCString(aKey).get(),
+ PromiseFlatCString(aValue).get());
+}
+
+NS_IMETHODIMP
+nsINIParserImpl::WriteFile(nsIFile* aINIFile) {
+ return mParser.WriteToFile(aINIFile);
+}
+
+NS_IMETHODIMP
+nsINIParserImpl::WriteToString(nsACString& aOutput) {
+ aOutput.Truncate();
+ mParser.WriteToString(aOutput);
+
+ return NS_OK;
+}