mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
671d1a817e
Backed out changeset 7d06b68c44d0 (bug 1079335) Backed out changeset 92030169528e (bug 1079301) Backed out changeset c09d7f95554a (bug 1047483) Backed out changeset c199f1057d7e (bug 1047483) Backed out changeset 18830d07884c (bug 1047483) Backed out changeset e087289ccfbb (bug 1047483) Backed out changeset 6238ff5d3ed0 (bug 1047483) CLOSED TREE --HG-- rename : content/base/public/File.h => content/base/public/nsDOMFile.h rename : content/base/src/MultipartFileImpl.cpp => content/base/src/nsDOMBlobBuilder.cpp rename : content/base/src/MultipartFileImpl.h => content/base/src/nsDOMBlobBuilder.h rename : content/base/src/File.cpp => content/base/src/nsDOMFile.cpp
504 lines
12 KiB
C++
504 lines
12 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
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/* vim: set ts=2 et sw=2 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 "File.h"
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#include "nsDOMFile.h"
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#include "nsDOMBlobBuilder.h"
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#include "nsError.h"
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#include "jsapi.h"
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#include "jsfriendapi.h"
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#include "nsCOMPtr.h"
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#include "nsJSUtils.h"
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#include "nsString.h"
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#include "mozilla/dom/Exceptions.h"
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#include "WorkerInlines.h"
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#include "WorkerPrivate.h"
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USING_WORKERS_NAMESPACE
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using mozilla::dom::Throw;
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namespace {
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class Blob
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{
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// Blob should never be instantiated.
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Blob();
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~Blob();
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static const JSClass sClass;
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static const JSPropertySpec sProperties[];
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static const JSFunctionSpec sFunctions[];
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public:
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static JSObject*
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InitClass(JSContext* aCx, JS::Handle<JSObject*> aObj)
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{
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return JS_InitClass(aCx, aObj, JS::NullPtr(), &sClass, Construct, 0,
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sProperties, sFunctions, nullptr, nullptr);
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}
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static JSObject*
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Create(JSContext* aCx, nsIDOMBlob* aBlob)
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{
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MOZ_ASSERT(SameCOMIdentity(static_cast<nsISupports*>(aBlob), aBlob));
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JSObject* obj = JS_NewObject(aCx, &sClass, JS::NullPtr(), JS::NullPtr());
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if (obj) {
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JS_SetPrivate(obj, aBlob);
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NS_ADDREF(aBlob);
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}
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return obj;
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}
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static nsIDOMBlob*
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GetPrivate(JSObject* aObj);
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private:
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static nsIDOMBlob*
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GetInstancePrivate(JSContext* aCx, JS::Handle<JSObject*> aObj, const char* aFunctionName)
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{
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nsIDOMBlob* blob = GetPrivate(aObj);
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if (blob) {
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return blob;
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}
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JS_ReportErrorNumber(aCx, js_GetErrorMessage, nullptr,
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JSMSG_INCOMPATIBLE_PROTO, sClass.name, aFunctionName,
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JS_GetClass(aObj)->name);
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return nullptr;
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}
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static nsIDOMBlob*
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Unwrap(JSContext* aCx, JSObject* aObj)
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{
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return GetPrivate(aObj);
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}
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static bool
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Construct(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JS::CallArgs args = CallArgsFromVp(aArgc, aVp);
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nsRefPtr<DOMMultipartFileImpl> fileImpl = new DOMMultipartFileImpl();
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nsRefPtr<mozilla::dom::DOMFile> file = new mozilla::dom::DOMFile(fileImpl);
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nsresult rv = fileImpl->InitBlob(aCx, args.length(), args.array(), Unwrap);
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if (NS_FAILED(rv)) {
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return Throw(aCx, rv);
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}
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JSObject* obj = file::CreateBlob(aCx, file);
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if (!obj) {
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return false;
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}
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args.rval().setObject(*obj);
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return true;
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}
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static void
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Finalize(JSFreeOp* aFop, JSObject* aObj)
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{
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MOZ_ASSERT(JS_GetClass(aObj) == &sClass);
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nsIDOMBlob* blob = GetPrivate(aObj);
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NS_IF_RELEASE(blob);
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}
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static bool
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IsBlob(JS::Handle<JS::Value> v)
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{
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return v.isObject() && GetPrivate(&v.toObject()) != nullptr;
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}
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static bool
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GetSizeImpl(JSContext* aCx, JS::CallArgs aArgs)
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{
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JS::Rooted<JSObject*> obj(aCx, &aArgs.thisv().toObject());
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nsIDOMBlob* blob = GetInstancePrivate(aCx, obj, "size");
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MOZ_ASSERT(blob);
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uint64_t size;
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if (NS_FAILED(blob->GetSize(&size))) {
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return Throw(aCx, NS_ERROR_DOM_FILE_NOT_READABLE_ERR);
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}
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aArgs.rval().setNumber(double(size));
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return true;
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}
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static bool
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GetSize(JSContext* aCx, unsigned aArgc, JS::Value* aVp)
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{
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JS::CallArgs args = JS::CallArgsFromVp(aArgc, aVp);
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return JS::CallNonGenericMethod<IsBlob, GetSizeImpl>(aCx, args);
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}
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static bool
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GetTypeImpl(JSContext* aCx, JS::CallArgs aArgs)
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{
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JS::Rooted<JSObject*> obj(aCx, &aArgs.thisv().toObject());
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nsIDOMBlob* blob = GetInstancePrivate(aCx, obj, "type");
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MOZ_ASSERT(blob);
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nsString type;
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if (NS_FAILED(blob->GetType(type))) {
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return Throw(aCx, NS_ERROR_DOM_FILE_NOT_READABLE_ERR);
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}
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JSString* jsType = JS_NewUCStringCopyN(aCx, type.get(), type.Length());
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if (!jsType) {
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return false;
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}
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aArgs.rval().setString(jsType);
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return true;
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}
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static bool
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GetType(JSContext* aCx, unsigned aArgc, JS::Value* aVp)
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{
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JS::CallArgs args = JS::CallArgsFromVp(aArgc, aVp);
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return JS::CallNonGenericMethod<IsBlob, GetTypeImpl>(aCx, args);
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}
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static bool
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Slice(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JS::CallArgs args = JS::CallArgsFromVp(aArgc, aVp);
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JS::Rooted<JSObject*> obj(aCx, args.thisv().toObjectOrNull());
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if (!obj) {
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return false;
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}
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nsIDOMBlob* blob = GetInstancePrivate(aCx, obj, "slice");
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if (!blob) {
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return false;
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}
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double start = 0, end = 0;
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JS::Rooted<JSString*> jsContentType(aCx, JS_GetEmptyString(JS_GetRuntime(aCx)));
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if (!JS_ConvertArguments(aCx, args, "/IIS", &start,
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&end, jsContentType.address())) {
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return false;
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}
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nsAutoJSString contentType;
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if (!contentType.init(aCx, jsContentType)) {
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return false;
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}
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uint8_t optionalArgc = aArgc;
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nsCOMPtr<nsIDOMBlob> rtnBlob;
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if (NS_FAILED(blob->Slice(static_cast<uint64_t>(start),
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static_cast<uint64_t>(end),
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contentType, optionalArgc,
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getter_AddRefs(rtnBlob)))) {
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return Throw(aCx, NS_ERROR_DOM_FILE_NOT_READABLE_ERR);
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}
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JSObject* rtnObj = file::CreateBlob(aCx, rtnBlob);
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if (!rtnObj) {
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return false;
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}
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args.rval().setObject(*rtnObj);
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return true;
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}
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};
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const JSClass Blob::sClass = {
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"Blob",
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JSCLASS_HAS_PRIVATE,
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JS_PropertyStub, JS_DeletePropertyStub, JS_PropertyStub, JS_StrictPropertyStub,
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JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, Finalize
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};
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const JSPropertySpec Blob::sProperties[] = {
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JS_PSGS("size", GetSize, GetterOnlyJSNative, JSPROP_ENUMERATE),
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JS_PSGS("type", GetType, GetterOnlyJSNative, JSPROP_ENUMERATE),
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JS_PS_END
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};
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const JSFunctionSpec Blob::sFunctions[] = {
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JS_FN("slice", Slice, 1, JSPROP_ENUMERATE),
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JS_FS_END
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};
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class File : public Blob
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{
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// File should never be instantiated.
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File();
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~File();
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static const JSClass sClass;
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static const JSPropertySpec sProperties[];
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public:
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static JSObject*
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InitClass(JSContext* aCx, JS::Handle<JSObject*> aObj, JS::Handle<JSObject*> aParentProto)
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{
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return JS_InitClass(aCx, aObj, aParentProto, &sClass, Construct, 0,
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sProperties, nullptr, nullptr, nullptr);
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}
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static JSObject*
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Create(JSContext* aCx, nsIDOMFile* aFile)
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{
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MOZ_ASSERT(SameCOMIdentity(static_cast<nsISupports*>(aFile), aFile));
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JSObject* obj = JS_NewObject(aCx, &sClass, JS::NullPtr(), JS::NullPtr());
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if (obj) {
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JS_SetPrivate(obj, aFile);
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NS_ADDREF(aFile);
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}
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return obj;
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}
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static nsIDOMFile*
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GetPrivate(JSObject* aObj)
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{
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if (aObj) {
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const JSClass* classPtr = JS_GetClass(aObj);
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if (classPtr == &sClass) {
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nsISupports* priv = static_cast<nsISupports*>(JS_GetPrivate(aObj));
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nsCOMPtr<nsIDOMFile> file = do_QueryInterface(priv);
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MOZ_ASSERT_IF(priv, file);
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return file;
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}
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}
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return nullptr;
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}
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static const JSClass*
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Class()
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{
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return &sClass;
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}
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private:
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static nsIDOMFile*
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GetInstancePrivate(JSContext* aCx, JS::Handle<JSObject*> aObj, const char* aFunctionName)
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{
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nsIDOMFile* file = GetPrivate(aObj);
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if (file) {
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return file;
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}
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JS_ReportErrorNumber(aCx, js_GetErrorMessage, nullptr,
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JSMSG_INCOMPATIBLE_PROTO, sClass.name, aFunctionName,
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JS_GetClass(aObj)->name);
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return nullptr;
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}
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static bool
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Construct(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JS_ReportErrorNumber(aCx, js_GetErrorMessage, nullptr,
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JSMSG_WRONG_CONSTRUCTOR,
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sClass.name);
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return false;
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}
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static void
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Finalize(JSFreeOp* aFop, JSObject* aObj)
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{
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MOZ_ASSERT(JS_GetClass(aObj) == &sClass);
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nsIDOMFile* file = GetPrivate(aObj);
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NS_IF_RELEASE(file);
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}
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static bool
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IsFile(JS::Handle<JS::Value> v)
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{
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return v.isObject() && GetPrivate(&v.toObject()) != nullptr;
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}
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static bool
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GetMozFullPathImpl(JSContext* aCx, JS::CallArgs aArgs)
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{
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JS::Rooted<JSObject*> obj(aCx, &aArgs.thisv().toObject());
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nsIDOMFile* file = GetInstancePrivate(aCx, obj, "mozFullPath");
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MOZ_ASSERT(file);
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nsString fullPath;
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if (GetWorkerPrivateFromContext(aCx)->UsesSystemPrincipal() &&
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NS_FAILED(file->GetMozFullPathInternal(fullPath))) {
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return Throw(aCx, NS_ERROR_DOM_FILE_NOT_READABLE_ERR);
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}
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JSString* jsFullPath = JS_NewUCStringCopyN(aCx, fullPath.get(),
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fullPath.Length());
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if (!jsFullPath) {
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return false;
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}
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aArgs.rval().setString(jsFullPath);
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return true;
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}
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static bool
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GetMozFullPath(JSContext* aCx, unsigned aArgc, JS::Value* aVp)
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{
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JS::CallArgs args = JS::CallArgsFromVp(aArgc, aVp);
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return JS::CallNonGenericMethod<IsFile, GetMozFullPathImpl>(aCx, args);
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}
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static bool
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GetNameImpl(JSContext* aCx, JS::CallArgs aArgs)
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{
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JS::Rooted<JSObject*> obj(aCx, &aArgs.thisv().toObject());
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nsIDOMFile* file = GetInstancePrivate(aCx, obj, "name");
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MOZ_ASSERT(file);
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nsString name;
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if (NS_FAILED(file->GetName(name))) {
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name.Truncate();
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}
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JSString* jsName = JS_NewUCStringCopyN(aCx, name.get(), name.Length());
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if (!jsName) {
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return false;
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}
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aArgs.rval().setString(jsName);
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return true;
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}
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static bool
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GetName(JSContext* aCx, unsigned aArgc, JS::Value* aVp)
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{
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JS::CallArgs args = JS::CallArgsFromVp(aArgc, aVp);
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return JS::CallNonGenericMethod<IsFile, GetNameImpl>(aCx, args);
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}
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static bool
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GetPathImpl(JSContext* aCx, JS::CallArgs aArgs)
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{
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JS::Rooted<JSObject*> obj(aCx, &aArgs.thisv().toObject());
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nsIDOMFile* file = GetInstancePrivate(aCx, obj, "path");
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MOZ_ASSERT(file);
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nsString path;
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if (NS_FAILED(file->GetPath(path))) {
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path.Truncate();
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}
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JSString* jsPath = JS_NewUCStringCopyN(aCx, path.get(), path.Length());
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if (!jsPath) {
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return false;
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}
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aArgs.rval().setString(jsPath);
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return true;
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}
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static bool
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GetPath(JSContext* aCx, unsigned aArgc, JS::Value* aVp)
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{
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JS::CallArgs args = JS::CallArgsFromVp(aArgc, aVp);
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return JS::CallNonGenericMethod<IsFile, GetPathImpl>(aCx, args);
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}
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static bool
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GetLastModifiedDateImpl(JSContext* aCx, JS::CallArgs aArgs)
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{
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JS::Rooted<JSObject*> obj(aCx, &aArgs.thisv().toObject());
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nsIDOMFile* file = GetInstancePrivate(aCx, obj, "lastModifiedDate");
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MOZ_ASSERT(file);
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if (NS_FAILED(file->GetLastModifiedDate(aCx, aArgs.rval()))) {
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return false;
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}
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return true;
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}
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static bool
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GetLastModifiedDate(JSContext* aCx, unsigned aArgc, JS::Value* aVp)
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{
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JS::CallArgs args = JS::CallArgsFromVp(aArgc, aVp);
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return JS::CallNonGenericMethod<IsFile, GetLastModifiedDateImpl>(aCx, args);
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}
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};
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const JSClass File::sClass = {
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"File",
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JSCLASS_HAS_PRIVATE,
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JS_PropertyStub, JS_DeletePropertyStub, JS_PropertyStub, JS_StrictPropertyStub,
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JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, Finalize
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};
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const JSPropertySpec File::sProperties[] = {
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JS_PSGS("name", GetName, GetterOnlyJSNative, JSPROP_ENUMERATE),
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JS_PSGS("path", GetPath, GetterOnlyJSNative, JSPROP_ENUMERATE),
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JS_PSGS("lastModifiedDate", GetLastModifiedDate, GetterOnlyJSNative,
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JSPROP_ENUMERATE),
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JS_PSGS("mozFullPath", GetMozFullPath, GetterOnlyJSNative, JSPROP_ENUMERATE),
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JS_PS_END
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};
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nsIDOMBlob*
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Blob::GetPrivate(JSObject* aObj)
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{
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if (aObj) {
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const JSClass* classPtr = JS_GetClass(aObj);
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if (classPtr == &sClass || classPtr == File::Class()) {
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nsISupports* priv = static_cast<nsISupports*>(JS_GetPrivate(aObj));
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nsCOMPtr<nsIDOMBlob> blob = do_QueryInterface(priv);
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MOZ_ASSERT_IF(priv, blob);
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return blob;
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}
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}
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return nullptr;
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}
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} // anonymous namespace
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BEGIN_WORKERS_NAMESPACE
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namespace file {
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JSObject*
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CreateBlob(JSContext* aCx, nsIDOMBlob* aBlob)
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{
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return Blob::Create(aCx, aBlob);
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}
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bool
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InitClasses(JSContext* aCx, JS::Handle<JSObject*> aGlobal)
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{
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JS::Rooted<JSObject*> blobProto(aCx, Blob::InitClass(aCx, aGlobal));
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return blobProto && File::InitClass(aCx, aGlobal, blobProto);
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}
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nsIDOMBlob*
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GetDOMBlobFromJSObject(JSObject* aObj)
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{
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return Blob::GetPrivate(aObj);
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}
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JSObject*
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CreateFile(JSContext* aCx, nsIDOMFile* aFile)
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{
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return File::Create(aCx, aFile);
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}
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nsIDOMFile*
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GetDOMFileFromJSObject(JSObject* aObj)
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{
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return File::GetPrivate(aObj);
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}
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} // namespace file
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END_WORKERS_NAMESPACE
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