зеркало из https://github.com/mozilla/gecko-dev.git
504 строки
15 KiB
C++
504 строки
15 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=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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/*
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* nsIScriptError implementation.
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*/
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#include "nsScriptError.h"
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#include "js/Printf.h"
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#include "MainThreadUtils.h"
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#include "mozilla/Assertions.h"
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#include "nsContentUtils.h"
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#include "nsGlobalWindow.h"
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#include "nsNetUtil.h"
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#include "nsPIDOMWindow.h"
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#include "nsILoadContext.h"
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#include "nsIDocShell.h"
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#include "nsIMutableArray.h"
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#include "nsIScriptError.h"
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#include "nsISensitiveInfoHiddenURI.h"
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static_assert(nsIScriptError::errorFlag == JSREPORT_ERROR &&
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nsIScriptError::warningFlag == JSREPORT_WARNING &&
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nsIScriptError::exceptionFlag == JSREPORT_EXCEPTION &&
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nsIScriptError::strictFlag == JSREPORT_STRICT &&
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nsIScriptError::infoFlag == JSREPORT_USER_1,
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"flags should be consistent");
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nsScriptErrorBase::nsScriptErrorBase()
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: mMessage(),
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mMessageName(),
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mSourceName(),
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mCssSelectors(),
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mSourceId(0),
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mLineNumber(0),
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mSourceLine(),
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mColumnNumber(0),
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mFlags(0),
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mCategory(),
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mOuterWindowID(0),
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mInnerWindowID(0),
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mTimeStamp(0),
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mTimeWarpTarget(0),
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mInitializedOnMainThread(false),
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mIsFromPrivateWindow(false),
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mIsFromChromeContext(false) {}
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nsScriptErrorBase::~nsScriptErrorBase() {}
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void nsScriptErrorBase::AddNote(nsIScriptErrorNote* note) {
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mNotes.AppendObject(note);
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}
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void nsScriptErrorBase::InitializeOnMainThread() {
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MOZ_ASSERT(NS_IsMainThread());
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MOZ_ASSERT(!mInitializedOnMainThread);
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if (mInnerWindowID) {
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nsGlobalWindowInner* window =
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nsGlobalWindowInner::GetInnerWindowWithId(mInnerWindowID);
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if (window) {
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nsPIDOMWindowOuter* outer = window->GetOuterWindow();
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if (outer) mOuterWindowID = outer->WindowID();
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mIsFromChromeContext = ComputeIsFromChromeContext(window);
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mIsFromPrivateWindow = ComputeIsFromPrivateWindow(window);
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}
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}
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mInitializedOnMainThread = true;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::InitSourceId(uint32_t value) {
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mSourceId = value;
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return NS_OK;
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}
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// nsIConsoleMessage methods
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NS_IMETHODIMP
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nsScriptErrorBase::GetMessageMoz(nsAString& aMessage) {
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nsAutoCString message;
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nsresult rv = ToString(message);
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if (NS_FAILED(rv)) {
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return rv;
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}
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CopyUTF8toUTF16(message, aMessage);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetLogLevel(uint32_t* aLogLevel) {
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if (mFlags & (uint32_t)nsIScriptError::infoFlag) {
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*aLogLevel = nsIConsoleMessage::info;
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} else if (mFlags & (uint32_t)nsIScriptError::warningFlag) {
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*aLogLevel = nsIConsoleMessage::warn;
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} else {
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*aLogLevel = nsIConsoleMessage::error;
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}
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return NS_OK;
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}
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// nsIScriptError methods
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NS_IMETHODIMP
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nsScriptErrorBase::GetErrorMessage(nsAString& aResult) {
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aResult.Assign(mMessage);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetSourceName(nsAString& aResult) {
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aResult.Assign(mSourceName);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetCssSelectors(nsAString& aResult) {
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aResult.Assign(mCssSelectors);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::SetCssSelectors(const nsAString& aCssSelectors) {
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mCssSelectors = aCssSelectors;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetSourceId(uint32_t* result) {
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*result = mSourceId;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetSourceLine(nsAString& aResult) {
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aResult.Assign(mSourceLine);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetLineNumber(uint32_t* result) {
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*result = mLineNumber;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetColumnNumber(uint32_t* result) {
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*result = mColumnNumber;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetFlags(uint32_t* result) {
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*result = mFlags;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetCategory(char** result) {
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*result = ToNewCString(mCategory);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetStack(JS::MutableHandleValue aStack) {
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aStack.setUndefined();
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::SetStack(JS::HandleValue aStack) { return NS_OK; }
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NS_IMETHODIMP
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nsScriptErrorBase::GetStackGlobal(JS::MutableHandleValue aStackGlobal) {
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aStackGlobal.setUndefined();
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetErrorMessageName(nsAString& aErrorMessageName) {
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aErrorMessageName = mMessageName;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::SetErrorMessageName(const nsAString& aErrorMessageName) {
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mMessageName = aErrorMessageName;
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return NS_OK;
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}
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static void AssignSourceNameHelper(nsString& aSourceNameDest,
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const nsAString& aSourceNameSrc) {
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if (aSourceNameSrc.IsEmpty()) return;
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aSourceNameDest.Assign(aSourceNameSrc);
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nsCOMPtr<nsIURI> uri;
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nsAutoCString pass;
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if (NS_SUCCEEDED(NS_NewURI(getter_AddRefs(uri), aSourceNameSrc)) &&
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NS_SUCCEEDED(uri->GetPassword(pass)) && !pass.IsEmpty()) {
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NS_GetSanitizedURIStringFromURI(uri, aSourceNameDest);
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}
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}
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static void AssignSourceNameHelper(nsIURI* aSourceURI,
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nsString& aSourceNameDest) {
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if (!aSourceURI) return;
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if (NS_FAILED(NS_GetSanitizedURIStringFromURI(aSourceURI, aSourceNameDest))) {
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aSourceNameDest.AssignLiteral("[nsIURI::GetSpec failed]");
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}
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}
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NS_IMETHODIMP
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nsScriptErrorBase::Init(const nsAString& message, const nsAString& sourceName,
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const nsAString& sourceLine, uint32_t lineNumber,
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uint32_t columnNumber, uint32_t flags,
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const char* category, bool fromPrivateWindow,
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bool fromChromeContext) {
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InitializationHelper(message, sourceLine, lineNumber, columnNumber, flags,
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category ? nsDependentCString(category) : EmptyCString(),
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0 /* inner Window ID */, fromChromeContext);
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AssignSourceNameHelper(mSourceName, sourceName);
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mIsFromPrivateWindow = fromPrivateWindow;
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mIsFromChromeContext = fromChromeContext;
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return NS_OK;
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}
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void nsScriptErrorBase::InitializationHelper(
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const nsAString& message, const nsAString& sourceLine, uint32_t lineNumber,
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uint32_t columnNumber, uint32_t flags, const nsACString& category,
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uint64_t aInnerWindowID, bool aFromChromeContext) {
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mMessage.Assign(message);
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mLineNumber = lineNumber;
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mSourceLine.Assign(sourceLine);
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mColumnNumber = columnNumber;
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mFlags = flags;
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mCategory = category;
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mTimeStamp = JS_Now() / 1000;
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mInnerWindowID = aInnerWindowID;
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mIsFromChromeContext = aFromChromeContext;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::InitWithWindowID(const nsAString& message,
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const nsAString& sourceName,
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const nsAString& sourceLine,
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uint32_t lineNumber, uint32_t columnNumber,
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uint32_t flags, const nsACString& category,
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uint64_t aInnerWindowID,
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bool aFromChromeContext) {
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InitializationHelper(message, sourceLine, lineNumber, columnNumber, flags,
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category, aInnerWindowID, aFromChromeContext);
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AssignSourceNameHelper(mSourceName, sourceName);
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if (aInnerWindowID && NS_IsMainThread()) InitializeOnMainThread();
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::InitWithSanitizedSource(
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const nsAString& message, const nsAString& sourceName,
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const nsAString& sourceLine, uint32_t lineNumber, uint32_t columnNumber,
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uint32_t flags, const nsACString& category, uint64_t aInnerWindowID,
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bool aFromChromeContext) {
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InitializationHelper(message, sourceLine, lineNumber, columnNumber, flags,
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category, aInnerWindowID, aFromChromeContext);
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mSourceName = sourceName;
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if (aInnerWindowID && NS_IsMainThread()) InitializeOnMainThread();
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::InitWithSourceURI(const nsAString& message,
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nsIURI* sourceURI,
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const nsAString& sourceLine,
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uint32_t lineNumber, uint32_t columnNumber,
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uint32_t flags, const nsACString& category,
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uint64_t aInnerWindowID,
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bool aFromChromeContext) {
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InitializationHelper(message, sourceLine, lineNumber, columnNumber, flags,
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category, aInnerWindowID, aFromChromeContext);
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AssignSourceNameHelper(sourceURI, mSourceName);
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if (aInnerWindowID && NS_IsMainThread()) InitializeOnMainThread();
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return NS_OK;
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}
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static nsresult ToStringHelper(const char* aSeverity, const nsString& aMessage,
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const nsString& aSourceName,
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const nsString* aSourceLine,
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uint32_t aLineNumber, uint32_t aColumnNumber,
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nsACString& /*UTF8*/ aResult) {
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static const char format0[] =
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"[%s: \"%s\" {file: \"%s\" line: %d column: %d source: \"%s\"}]";
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static const char format1[] = "[%s: \"%s\" {file: \"%s\" line: %d}]";
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static const char format2[] = "[%s: \"%s\"]";
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JS::UniqueChars temp;
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char* tempMessage = nullptr;
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char* tempSourceName = nullptr;
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char* tempSourceLine = nullptr;
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if (!aMessage.IsEmpty()) tempMessage = ToNewUTF8String(aMessage);
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if (!aSourceName.IsEmpty())
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// Use at most 512 characters from mSourceName.
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tempSourceName = ToNewUTF8String(StringHead(aSourceName, 512));
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if (aSourceLine && !aSourceLine->IsEmpty())
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// Use at most 512 characters from mSourceLine.
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tempSourceLine = ToNewUTF8String(StringHead(*aSourceLine, 512));
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if (nullptr != tempSourceName && nullptr != tempSourceLine) {
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temp = JS_smprintf(format0, aSeverity, tempMessage, tempSourceName,
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aLineNumber, aColumnNumber, tempSourceLine);
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} else if (!aSourceName.IsEmpty()) {
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temp = JS_smprintf(format1, aSeverity, tempMessage, tempSourceName,
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aLineNumber);
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} else {
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temp = JS_smprintf(format2, aSeverity, tempMessage);
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}
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if (nullptr != tempMessage) free(tempMessage);
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if (nullptr != tempSourceName) free(tempSourceName);
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if (nullptr != tempSourceLine) free(tempSourceLine);
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if (!temp) return NS_ERROR_OUT_OF_MEMORY;
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aResult.Assign(temp.get());
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::ToString(nsACString& /*UTF8*/ aResult) {
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static const char error[] = "JavaScript Error";
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static const char warning[] = "JavaScript Warning";
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const char* severity = !(mFlags & JSREPORT_WARNING) ? error : warning;
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return ToStringHelper(severity, mMessage, mSourceName, &mSourceLine,
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mLineNumber, mColumnNumber, aResult);
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetOuterWindowID(uint64_t* aOuterWindowID) {
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NS_WARNING_ASSERTION(NS_IsMainThread() || mInitializedOnMainThread,
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"This can't be safely determined off the main thread, "
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"returning an inaccurate value!");
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if (!mInitializedOnMainThread && NS_IsMainThread()) {
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InitializeOnMainThread();
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}
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*aOuterWindowID = mOuterWindowID;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetInnerWindowID(uint64_t* aInnerWindowID) {
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*aInnerWindowID = mInnerWindowID;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetTimeStamp(int64_t* aTimeStamp) {
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*aTimeStamp = mTimeStamp;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetIsFromPrivateWindow(bool* aIsFromPrivateWindow) {
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NS_WARNING_ASSERTION(NS_IsMainThread() || mInitializedOnMainThread,
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"This can't be safely determined off the main thread, "
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"returning an inaccurate value!");
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if (!mInitializedOnMainThread && NS_IsMainThread()) {
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InitializeOnMainThread();
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}
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*aIsFromPrivateWindow = mIsFromPrivateWindow;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::SetTimeWarpTarget(uint64_t aTarget) {
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mTimeWarpTarget = aTarget;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetTimeWarpTarget(uint64_t* aTarget) {
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*aTarget = mTimeWarpTarget;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetIsFromChromeContext(bool* aIsFromChromeContext) {
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NS_WARNING_ASSERTION(NS_IsMainThread() || mInitializedOnMainThread,
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"This can't be safely determined off the main thread, "
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"returning an inaccurate value!");
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if (!mInitializedOnMainThread && NS_IsMainThread()) {
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InitializeOnMainThread();
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}
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*aIsFromChromeContext = mIsFromChromeContext;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorBase::GetNotes(nsIArray** aNotes) {
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nsresult rv = NS_OK;
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nsCOMPtr<nsIMutableArray> array = do_CreateInstance(NS_ARRAY_CONTRACTID, &rv);
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NS_ENSURE_SUCCESS(rv, rv);
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uint32_t len = mNotes.Length();
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for (uint32_t i = 0; i < len; i++) array->AppendElement(mNotes[i]);
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array.forget(aNotes);
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return NS_OK;
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}
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/* static */
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bool nsScriptErrorBase::ComputeIsFromPrivateWindow(
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nsGlobalWindowInner* aWindow) {
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// Never mark exceptions from chrome windows as having come from private
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// windows, since we always want them to be reported.
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nsIPrincipal* winPrincipal = aWindow->GetPrincipal();
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return aWindow->IsPrivateBrowsing() &&
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!nsContentUtils::IsSystemPrincipal(winPrincipal);
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}
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/* static */
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bool nsScriptErrorBase::ComputeIsFromChromeContext(
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nsGlobalWindowInner* aWindow) {
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nsIPrincipal* winPrincipal = aWindow->GetPrincipal();
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return nsContentUtils::IsSystemPrincipal(winPrincipal);
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}
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NS_IMPL_ISUPPORTS(nsScriptError, nsIConsoleMessage, nsIScriptError)
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nsScriptErrorNote::nsScriptErrorNote()
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: mMessage(),
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mSourceName(),
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mSourceId(0),
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mLineNumber(0),
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mColumnNumber(0) {}
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nsScriptErrorNote::~nsScriptErrorNote() {}
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void nsScriptErrorNote::Init(const nsAString& message,
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const nsAString& sourceName, uint32_t sourceId,
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uint32_t lineNumber, uint32_t columnNumber) {
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mMessage.Assign(message);
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AssignSourceNameHelper(mSourceName, sourceName);
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mSourceId = sourceId;
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mLineNumber = lineNumber;
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mColumnNumber = columnNumber;
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}
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// nsIScriptErrorNote methods
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NS_IMETHODIMP
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nsScriptErrorNote::GetErrorMessage(nsAString& aResult) {
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aResult.Assign(mMessage);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorNote::GetSourceName(nsAString& aResult) {
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aResult.Assign(mSourceName);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorNote::GetSourceId(uint32_t* result) {
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*result = mSourceId;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorNote::GetLineNumber(uint32_t* result) {
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*result = mLineNumber;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorNote::GetColumnNumber(uint32_t* result) {
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*result = mColumnNumber;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptErrorNote::ToString(nsACString& /*UTF8*/ aResult) {
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return ToStringHelper("JavaScript Note", mMessage, mSourceName, nullptr,
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mLineNumber, mColumnNumber, aResult);
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}
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NS_IMPL_ISUPPORTS(nsScriptErrorNote, nsIScriptErrorNote)
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