The Tor Browser: dom/base/URL.cpp@6474c204b198 (annotated)

dom/base/URL.cpp@6474c204b198 (annotated)

dom/base/URL.cpp

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* 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 "URL.h"
 #include "nsGlobalWindow.h"
 #include "nsIDOMFile.h"
 #include "DOMMediaStream.h"
 #include "mozilla/dom/MediaSource.h"
 #include "mozilla/dom/URLBinding.h"
 #include "nsHostObjectProtocolHandler.h"
 #include "nsServiceManagerUtils.h"
 #include "nsIIOService.h"
 #include "nsEscape.h"
 #include "nsNetCID.h"
 #include "nsIURL.h"
 namespace mozilla {
 namespace dom {
 NS_IMPL_CYCLE_COLLECTION_CLASS(URL)
 NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(URL)
   if (tmp->mSearchParams) {
     tmp->mSearchParams->RemoveObserver(tmp);
     NS_IMPL_CYCLE_COLLECTION_UNLINK(mSearchParams)
   }
 NS_IMPL_CYCLE_COLLECTION_UNLINK_END
 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(URL)
   NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mSearchParams)
 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
 NS_IMPL_CYCLE_COLLECTING_ADDREF(URL)
 NS_IMPL_CYCLE_COLLECTING_RELEASE(URL)
 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(URL)
   NS_INTERFACE_MAP_ENTRY(nsISupports)
 NS_INTERFACE_MAP_END
 URL::URL(nsIURI* aURI)
   : mURI(aURI)
 {
 }
 JSObject*
 URL::WrapObject(JSContext* aCx)
 {
   return URLBinding::Wrap(aCx, this);
 }
 /* static */ already_AddRefed<URL>
 URL::Constructor(const GlobalObject& aGlobal, const nsAString& aUrl,
                  URL& aBase, ErrorResult& aRv)
 {
   nsresult rv;
   nsCOMPtr<nsIIOService> ioService(do_GetService(NS_IOSERVICE_CONTRACTID, &rv));
   if (NS_FAILED(rv)) {
     aRv.Throw(rv);
     return nullptr;
   }
   nsCOMPtr<nsIURI> uri;
   rv = ioService->NewURI(NS_ConvertUTF16toUTF8(aUrl), nullptr, aBase.GetURI(),
                          getter_AddRefs(uri));
   if (NS_FAILED(rv)) {
     nsAutoString label(aUrl);
     aRv.ThrowTypeError(MSG_INVALID_URL, &label);
     return nullptr;
   }
   nsRefPtr<URL> url = new URL(uri);
   return url.forget();
 }
 /* static */ already_AddRefed<URL>
 URL::Constructor(const GlobalObject& aGlobal, const nsAString& aUrl,
                   const nsAString& aBase, ErrorResult& aRv)
 {
   nsresult rv;
   nsCOMPtr<nsIIOService> ioService(do_GetService(NS_IOSERVICE_CONTRACTID, &rv));
   if (NS_FAILED(rv)) {
     aRv.Throw(rv);
     return nullptr;
   }
   nsCOMPtr<nsIURI> baseUri;
   rv = ioService->NewURI(NS_ConvertUTF16toUTF8(aBase), nullptr, nullptr,
                          getter_AddRefs(baseUri));
   if (NS_FAILED(rv)) {
     nsAutoString label(aBase);
     aRv.ThrowTypeError(MSG_INVALID_URL, &label);
     return nullptr;
   }
   nsCOMPtr<nsIURI> uri;
   rv = ioService->NewURI(NS_ConvertUTF16toUTF8(aUrl), nullptr, baseUri,
                          getter_AddRefs(uri));
   if (NS_FAILED(rv)) {
     nsAutoString label(aUrl);
     aRv.ThrowTypeError(MSG_INVALID_URL, &label);
     return nullptr;
   }
   nsRefPtr<URL> url = new URL(uri);
   return url.forget();
 }
 void
 URL::CreateObjectURL(const GlobalObject& aGlobal,
                      nsIDOMBlob* aBlob,
                      const objectURLOptions& aOptions,
                      nsString& aResult,
                      ErrorResult& aError)
 {
   CreateObjectURLInternal(aGlobal, aBlob,
                           NS_LITERAL_CSTRING(BLOBURI_SCHEME), aOptions, aResult,
                           aError);
 }
 void
 URL::CreateObjectURL(const GlobalObject& aGlobal, DOMMediaStream& aStream,
                      const mozilla::dom::objectURLOptions& aOptions,
                      nsString& aResult,
                      ErrorResult& aError)
 {
   CreateObjectURLInternal(aGlobal, &aStream,
                           NS_LITERAL_CSTRING(MEDIASTREAMURI_SCHEME), aOptions,
                           aResult, aError);
 }
 void
 URL::CreateObjectURL(const GlobalObject& aGlobal, MediaSource& aSource,
                      const objectURLOptions& aOptions,
                      nsString& aResult,
                      ErrorResult& aError)
 {
   CreateObjectURLInternal(aGlobal, &aSource,
                           NS_LITERAL_CSTRING(MEDIASOURCEURI_SCHEME), aOptions,
                           aResult, aError);
 }
 void
 URL::CreateObjectURLInternal(const GlobalObject& aGlobal, nsISupports* aObject,
                              const nsACString& aScheme,
                              const objectURLOptions& aOptions,
                              nsString& aResult, ErrorResult& aError)
 {
   nsCOMPtr<nsIPrincipal> principal = nsContentUtils::GetObjectPrincipal(aGlobal.Get());
   nsCString url;
   nsresult rv = nsHostObjectProtocolHandler::AddDataEntry(aScheme, aObject,
                                                           principal, url);
   if (NS_FAILED(rv)) {
     aError.Throw(rv);
     return;
   }
   nsCOMPtr<nsPIDOMWindow> w = do_QueryInterface(aGlobal.GetAsSupports());
   nsGlobalWindow* window = static_cast<nsGlobalWindow*>(w.get());
   if (window) {
     NS_PRECONDITION(window->IsInnerWindow(), "Should be inner window");
     if (!window->GetExtantDoc()) {
       aError.Throw(NS_ERROR_INVALID_POINTER);
       return;
     }
     nsIDocument* doc = window->GetExtantDoc();
     if (doc) {
       doc->RegisterHostObjectUri(url);
     }
   }
   CopyASCIItoUTF16(url, aResult);
 }
 void
 URL::RevokeObjectURL(const GlobalObject& aGlobal, const nsAString& aURL)
 {
   nsIPrincipal* principal = nsContentUtils::GetObjectPrincipal(aGlobal.Get());
   NS_LossyConvertUTF16toASCII asciiurl(aURL);
   nsIPrincipal* urlPrincipal =
     nsHostObjectProtocolHandler::GetDataEntryPrincipal(asciiurl);
   if (urlPrincipal && principal->Subsumes(urlPrincipal)) {
     nsCOMPtr<nsPIDOMWindow> w = do_QueryInterface(aGlobal.GetAsSupports());
     nsGlobalWindow* window = static_cast<nsGlobalWindow*>(w.get());
     if (window && window->GetExtantDoc()) {
       window->GetExtantDoc()->UnregisterHostObjectUri(asciiurl);
     }
     nsHostObjectProtocolHandler::RemoveDataEntry(asciiurl);
   }
 }
 void
 URL::GetHref(nsString& aHref) const
 {
   aHref.Truncate();
   nsAutoCString href;
   nsresult rv = mURI->GetSpec(href);
   if (NS_SUCCEEDED(rv)) {
     CopyUTF8toUTF16(href, aHref);
   }
 }
 void
 URL::SetHref(const nsAString& aHref, ErrorResult& aRv)
 {
   nsCString href = NS_ConvertUTF16toUTF8(aHref);
   nsresult rv;
   nsCOMPtr<nsIIOService> ioService(do_GetService(NS_IOSERVICE_CONTRACTID, &rv));
   if (NS_FAILED(rv)) {
     aRv.Throw(rv);
     return;
   }
   nsCOMPtr<nsIURI> uri;
   rv = ioService->NewURI(href, nullptr, nullptr, getter_AddRefs(uri));
   if (NS_FAILED(rv)) {
     nsAutoString label(aHref);
     aRv.ThrowTypeError(MSG_INVALID_URL, &label);
     return;
   }
   mURI = uri;
   UpdateURLSearchParams();
 }
 void
 URL::GetOrigin(nsString& aOrigin) const
 {
   nsContentUtils::GetUTFNonNullOrigin(mURI, aOrigin);
 }
 void
 URL::GetProtocol(nsString& aProtocol) const
 {
   nsCString protocol;
   if (NS_SUCCEEDED(mURI->GetScheme(protocol))) {
     aProtocol.Truncate();
   }
   CopyASCIItoUTF16(protocol, aProtocol);
   aProtocol.Append(char16_t(':'));
 }
 void
 URL::SetProtocol(const nsAString& aProtocol)
 {
   nsAString::const_iterator start, end;
   aProtocol.BeginReading(start);
   aProtocol.EndReading(end);
   nsAString::const_iterator iter(start);
   FindCharInReadable(':', iter, end);
   mURI->SetScheme(NS_ConvertUTF16toUTF8(Substring(start, iter)));
 }
 #define URL_GETTER( value, func ) \
   value.Truncate();               \
   nsAutoCString tmp;              \
   nsresult rv = mURI->func(tmp);  \
   if (NS_SUCCEEDED(rv)) {         \
     CopyUTF8toUTF16(tmp, value);  \
   }
 void
 URL::GetUsername(nsString& aUsername) const
 {
   URL_GETTER(aUsername, GetUsername);
 }
 void
 URL::SetUsername(const nsAString& aUsername)
 {
   mURI->SetUsername(NS_ConvertUTF16toUTF8(aUsername));
 }
 void
 URL::GetPassword(nsString& aPassword) const
 {
   URL_GETTER(aPassword, GetPassword);
 }
 void
 URL::SetPassword(const nsAString& aPassword)
 {
   mURI->SetPassword(NS_ConvertUTF16toUTF8(aPassword));
 }
 void
 URL::GetHost(nsString& aHost) const
 {
   URL_GETTER(aHost, GetHostPort);
 }
 void
 URL::SetHost(const nsAString& aHost)
 {
   mURI->SetHostPort(NS_ConvertUTF16toUTF8(aHost));
 }
 void
 URL::URLSearchParamsUpdated()
 {
   MOZ_ASSERT(mSearchParams);
   nsAutoString search;
   mSearchParams->Serialize(search);
   SetSearchInternal(search);
 }
 void
 URL::UpdateURLSearchParams()
 {
   if (!mSearchParams) {
     return;
   }
   nsAutoCString search;
   nsCOMPtr<nsIURL> url(do_QueryInterface(mURI));
   if (url) {
     nsresult rv = url->GetQuery(search);
     if (NS_FAILED(rv)) {
       NS_WARNING("Failed to get the query from a nsIURL.");
     }
   }
   mSearchParams->ParseInput(search, this);
 }
 void
 URL::GetHostname(nsString& aHostname) const
 {
   URL_GETTER(aHostname, GetHost);
 }
 void
 URL::SetHostname(const nsAString& aHostname)
 {
   // nsStandardURL returns NS_ERROR_UNEXPECTED for an empty hostname
   // The return code is silently ignored
   mURI->SetHost(NS_ConvertUTF16toUTF8(aHostname));
 }
 void
 URL::GetPort(nsString& aPort) const
 {
   aPort.Truncate();
   int32_t port;
   nsresult rv = mURI->GetPort(&port);
   if (NS_SUCCEEDED(rv) && port != -1) {
     nsAutoString portStr;
     portStr.AppendInt(port, 10);
     aPort.Assign(portStr);
   }
 }
 void
 URL::SetPort(const nsAString& aPort)
 {
   nsresult rv;
   nsAutoString portStr(aPort);
   int32_t port = -1;
   // nsIURI uses -1 as default value.
   if (!portStr.IsEmpty()) {
     port = portStr.ToInteger(&rv);
     if (NS_FAILED(rv)) {
       return;
     }
   }
   mURI->SetPort(port);
 }
 void
 URL::GetPathname(nsString& aPathname) const
 {
   aPathname.Truncate();
   nsCOMPtr<nsIURL> url(do_QueryInterface(mURI));
   if (!url) {
     // Do not throw!  Not having a valid URI or URL should result in an empty
     // string.
     return;
   }
   nsAutoCString file;
   nsresult rv = url->GetFilePath(file);
   if (NS_SUCCEEDED(rv)) {
     CopyUTF8toUTF16(file, aPathname);
   }
 }
 void
 URL::SetPathname(const nsAString& aPathname)
 {
   nsCOMPtr<nsIURL> url(do_QueryInterface(mURI));
   if (!url) {
     // Ignore failures to be compatible with NS4.
     return;
   }
   url->SetFilePath(NS_ConvertUTF16toUTF8(aPathname));
 }
 void
 URL::GetSearch(nsString& aSearch) const
 {
   aSearch.Truncate();
   nsCOMPtr<nsIURL> url(do_QueryInterface(mURI));
   if (!url) {
     // Do not throw!  Not having a valid URI or URL should result in an empty
     // string.
     return;
   }
   nsAutoCString search;
   nsresult rv = url->GetQuery(search);
   if (NS_SUCCEEDED(rv) && !search.IsEmpty()) {
     CopyUTF8toUTF16(NS_LITERAL_CSTRING("?") + search, aSearch);
   }
 }
 void
 URL::SetSearch(const nsAString& aSearch)
 {
   SetSearchInternal(aSearch);
   UpdateURLSearchParams();
 }
 void
 URL::SetSearchInternal(const nsAString& aSearch)
 {
   nsCOMPtr<nsIURL> url(do_QueryInterface(mURI));
   if (!url) {
     // Ignore failures to be compatible with NS4.
     return;
   }
   url->SetQuery(NS_ConvertUTF16toUTF8(aSearch));
 }
 URLSearchParams*
 URL::SearchParams()
 {
   CreateSearchParamsIfNeeded();
   return mSearchParams;
 }
 void
 URL::SetSearchParams(URLSearchParams& aSearchParams)
 {
   if (mSearchParams) {
     mSearchParams->RemoveObserver(this);
   }
   // the observer will be cleared using the cycle collector.
   mSearchParams = &aSearchParams;
   mSearchParams->AddObserver(this);
   nsAutoString search;
   mSearchParams->Serialize(search);
   SetSearchInternal(search);
 }
 void
 URL::GetHash(nsString& aHash) const
 {
   aHash.Truncate();
   nsAutoCString ref;
   nsresult rv = mURI->GetRef(ref);
   if (NS_SUCCEEDED(rv) && !ref.IsEmpty()) {
     NS_UnescapeURL(ref); // XXX may result in random non-ASCII bytes!
     aHash.Assign(char16_t('#'));
     AppendUTF8toUTF16(ref, aHash);
   }
 }
 void
 URL::SetHash(const nsAString& aHash)
 {
   mURI->SetRef(NS_ConvertUTF16toUTF8(aHash));
 }
 bool IsChromeURI(nsIURI* aURI)
 {
   bool isChrome = false;
   if (NS_SUCCEEDED(aURI->SchemeIs("chrome", &isChrome)))
       return isChrome;
   return false;
 }
 void
 URL::CreateSearchParamsIfNeeded()
 {
   if (!mSearchParams) {
     mSearchParams = new URLSearchParams();
     mSearchParams->AddObserver(this);
     UpdateURLSearchParams();
   }
 }
 }
 }

The Tor Browser / annotate

dom/base/URL.cpp@6474c204b198 (annotated)

dom/base/URL.cpp