mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
142 lines
4.8 KiB
C++
142 lines
4.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim:set ts=4 sw=4 sts=4 et cindent: */
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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 "nsAboutRedirector.h"
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#include "nsNetUtil.h"
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#include "plstr.h"
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#include "nsIScriptSecurityManager.h"
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#include "nsAboutProtocolUtils.h"
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NS_IMPL_ISUPPORTS1(nsAboutRedirector, nsIAboutModule)
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struct RedirEntry {
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const char* id;
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const char* url;
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uint32_t flags;
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};
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/*
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Entries which do not have URI_SAFE_FOR_UNTRUSTED_CONTENT will run with chrome
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privileges. This is potentially dangerous. Please use
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URI_SAFE_FOR_UNTRUSTED_CONTENT in the third argument to each map item below
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unless your about: page really needs chrome privileges. Security review is
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required before adding new map entries without
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URI_SAFE_FOR_UNTRUSTED_CONTENT. Also note, however, that adding
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URI_SAFE_FOR_UNTRUSTED_CONTENT will allow random web sites to link to that
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URI. Perhaps we should separate the two concepts out...
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*/
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static RedirEntry kRedirMap[] = {
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{ "", "chrome://global/content/about.xhtml",
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nsIAboutModule::ALLOW_SCRIPT },
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{ "about", "chrome://global/content/aboutAbout.xhtml", 0 },
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{ "credits", "http://www.mozilla.org/credits/",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT },
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{ "mozilla", "chrome://global/content/mozilla.xhtml",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT },
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{ "plugins", "chrome://global/content/plugins.html", 0 },
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{ "config", "chrome://global/content/config.xul", 0 },
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#ifdef MOZ_CRASHREPORTER
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{ "crashes", "chrome://global/content/crashes.xhtml", 0 },
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#endif
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{ "logo", "chrome://branding/content/about.png",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT},
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{ "buildconfig", "chrome://global/content/buildconfig.html",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT },
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{ "license", "chrome://global/content/license.html",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT },
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{ "neterror", "chrome://global/content/netError.xhtml",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::HIDE_FROM_ABOUTABOUT },
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// aboutMemory.xhtml implements about:compartments
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{ "compartments", "chrome://global/content/aboutMemory.xhtml",
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nsIAboutModule::ALLOW_SCRIPT },
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{ "memory", "chrome://global/content/aboutMemory.xhtml",
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nsIAboutModule::ALLOW_SCRIPT },
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{ "addons", "chrome://mozapps/content/extensions/extensions.xul",
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nsIAboutModule::ALLOW_SCRIPT },
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{ "newaddon", "chrome://mozapps/content/extensions/newaddon.xul",
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::HIDE_FROM_ABOUTABOUT },
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{ "support", "chrome://global/content/aboutSupport.xhtml",
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nsIAboutModule::ALLOW_SCRIPT },
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{ "telemetry", "chrome://global/content/aboutTelemetry.xhtml",
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nsIAboutModule::ALLOW_SCRIPT }
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};
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static const int kRedirTotal = NS_ARRAY_LENGTH(kRedirMap);
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NS_IMETHODIMP
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nsAboutRedirector::NewChannel(nsIURI *aURI, nsIChannel **result)
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{
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NS_ENSURE_ARG_POINTER(aURI);
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NS_ASSERTION(result, "must not be null");
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nsresult rv;
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nsAutoCString path;
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rv = NS_GetAboutModuleName(aURI, path);
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if (NS_FAILED(rv))
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return rv;
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nsCOMPtr<nsIIOService> ioService = do_GetIOService(&rv);
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if (NS_FAILED(rv))
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return rv;
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for (int i=0; i<kRedirTotal; i++)
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{
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if (!strcmp(path.get(), kRedirMap[i].id))
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{
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nsCOMPtr<nsIChannel> tempChannel;
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rv = ioService->NewChannel(nsDependentCString(kRedirMap[i].url),
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nullptr, nullptr, getter_AddRefs(tempChannel));
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if (NS_FAILED(rv))
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return rv;
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tempChannel->SetOriginalURI(aURI);
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NS_ADDREF(*result = tempChannel);
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return rv;
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}
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}
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NS_ERROR("nsAboutRedirector called for unknown case");
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return NS_ERROR_ILLEGAL_VALUE;
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}
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NS_IMETHODIMP
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nsAboutRedirector::GetURIFlags(nsIURI *aURI, uint32_t *result)
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{
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NS_ENSURE_ARG_POINTER(aURI);
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nsAutoCString name;
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nsresult rv = NS_GetAboutModuleName(aURI, name);
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NS_ENSURE_SUCCESS(rv, rv);
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for (int i=0; i < kRedirTotal; i++)
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{
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if (name.EqualsASCII(kRedirMap[i].id))
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{
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*result = kRedirMap[i].flags;
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return NS_OK;
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}
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}
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NS_ERROR("nsAboutRedirector called for unknown case");
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return NS_ERROR_ILLEGAL_VALUE;
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}
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nsresult
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nsAboutRedirector::Create(nsISupports *aOuter, REFNSIID aIID, void **aResult)
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{
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nsAboutRedirector* about = new nsAboutRedirector();
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if (about == nullptr)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(about);
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nsresult rv = about->QueryInterface(aIID, aResult);
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NS_RELEASE(about);
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return rv;
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}
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