зеркало из https://github.com/mozilla/pjs.git
977 строки
23 KiB
C++
977 строки
23 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 sw=2 et tw=80: */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Travis Bogard <travis@netscape.com>
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* Pierre Phaneuf <pp@ludusdesign.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsGlobalWindow.h"
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#include "nsIScriptSecurityManager.h"
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#include "nsIScriptContext.h"
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#include "nsIDocShell.h"
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#include "nsIDocShellLoadInfo.h"
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#include "nsIWebNavigation.h"
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#include "nsCDefaultURIFixup.h"
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#include "nsIURIFixup.h"
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#include "nsIURL.h"
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#include "nsIJARURI.h"
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#include "nsIIOService.h"
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#include "nsIServiceManager.h"
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#include "nsNetUtil.h"
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#include "plstr.h"
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#include "prprf.h"
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#include "prmem.h"
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#include "nsCOMPtr.h"
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#include "nsEscape.h"
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#include "nsJSUtils.h"
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#include "nsIDOMWindow.h"
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#include "nsIDOMDocument.h"
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#include "nsIDocument.h"
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#include "nsIPresShell.h"
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#include "nsPresContext.h"
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#include "nsIJSContextStack.h"
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#include "nsXPIDLString.h"
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#include "nsDOMError.h"
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#include "nsDOMClassInfo.h"
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#include "nsCRT.h"
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#include "nsIProtocolHandler.h"
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#include "nsReadableUtils.h"
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#include "nsITextToSubURI.h"
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#include "nsContentUtils.h"
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#include "nsJSUtils.h"
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static nsresult
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GetContextFromStack(nsIJSContextStack *aStack, JSContext **aContext)
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{
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nsCOMPtr<nsIJSContextStackIterator>
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iterator(do_CreateInstance("@mozilla.org/js/xpc/ContextStackIterator;1"));
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NS_ENSURE_TRUE(iterator, NS_ERROR_FAILURE);
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nsresult rv = iterator->Reset(aStack);
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NS_ENSURE_SUCCESS(rv, rv);
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PRBool done;
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while (NS_SUCCEEDED(iterator->Done(&done)) && !done) {
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rv = iterator->Prev(aContext);
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NS_ASSERTION(NS_SUCCEEDED(rv), "Broken iterator implementation");
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// Consider a null context the end of the line.
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if (!*aContext) {
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break;
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}
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if (nsJSUtils::GetDynamicScriptContext(*aContext)) {
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return NS_OK;
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}
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}
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*aContext = nsnull;
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return NS_OK;
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}
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static nsresult
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GetDocumentCharacterSetForURI(const nsAString& aHref, nsACString& aCharset)
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{
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aCharset.Truncate();
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nsresult rv;
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nsCOMPtr<nsIJSContextStack> stack(do_GetService("@mozilla.org/js/xpc/ContextStack;1", &rv));
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NS_ENSURE_SUCCESS(rv, rv);
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JSContext *cx;
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rv = GetContextFromStack(stack, &cx);
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NS_ENSURE_SUCCESS(rv, rv);
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if (cx) {
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nsCOMPtr<nsIDOMWindow> window =
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do_QueryInterface(nsJSUtils::GetDynamicScriptGlobal(cx));
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NS_ENSURE_TRUE(window, NS_ERROR_FAILURE);
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nsCOMPtr<nsIDOMDocument> domDoc;
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rv = window->GetDocument(getter_AddRefs(domDoc));
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NS_ENSURE_SUCCESS(rv, rv);
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nsCOMPtr<nsIDocument> doc(do_QueryInterface(domDoc));
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if (doc) {
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aCharset = doc->GetDocumentCharacterSet();
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}
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}
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return NS_OK;
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}
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nsLocation::nsLocation(nsIDocShell *aDocShell)
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{
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mDocShell = do_GetWeakReference(aDocShell);
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}
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nsLocation::~nsLocation()
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{
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}
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DOMCI_DATA(Location, nsLocation)
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// QueryInterface implementation for nsLocation
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NS_INTERFACE_MAP_BEGIN(nsLocation)
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NS_INTERFACE_MAP_ENTRY(nsIDOMLocation)
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NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMLocation)
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NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(Location)
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NS_INTERFACE_MAP_END
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NS_IMPL_ADDREF(nsLocation)
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NS_IMPL_RELEASE(nsLocation)
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void
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nsLocation::SetDocShell(nsIDocShell *aDocShell)
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{
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mDocShell = do_GetWeakReference(aDocShell);
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}
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nsIDocShell *
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nsLocation::GetDocShell()
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{
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nsCOMPtr<nsIDocShell> docshell(do_QueryReferent(mDocShell));
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return docshell;
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}
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// Try to get the the document corresponding to the given JSStackFrame.
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static already_AddRefed<nsIDocument>
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GetFrameDocument(JSContext *cx, JSStackFrame *fp)
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{
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if (!cx || !fp)
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return nsnull;
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JSObject* scope = JS_GetFrameScopeChain(cx, fp);
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if (!scope)
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return nsnull;
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JSAutoEnterCompartment ac;
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if (!ac.enter(cx, scope))
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return nsnull;
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nsCOMPtr<nsIDOMWindow> window =
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do_QueryInterface(nsJSUtils::GetStaticScriptGlobal(cx, scope));
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if (!window)
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return nsnull;
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// If it's a window, get its document.
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nsCOMPtr<nsIDOMDocument> domDoc;
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window->GetDocument(getter_AddRefs(domDoc));
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nsCOMPtr<nsIDocument> doc = do_QueryInterface(domDoc);
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return doc.forget();
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}
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nsresult
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nsLocation::CheckURL(nsIURI* aURI, nsIDocShellLoadInfo** aLoadInfo)
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{
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*aLoadInfo = nsnull;
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nsCOMPtr<nsIDocShell> docShell(do_QueryReferent(mDocShell));
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NS_ENSURE_TRUE(docShell, NS_ERROR_NOT_AVAILABLE);
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nsresult rv;
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// Get JSContext from stack.
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nsCOMPtr<nsIJSContextStack>
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stack(do_GetService("@mozilla.org/js/xpc/ContextStack;1", &rv));
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NS_ENSURE_SUCCESS(rv, rv);
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JSContext *cx;
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NS_ENSURE_SUCCESS(GetContextFromStack(stack, &cx), NS_ERROR_FAILURE);
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nsCOMPtr<nsISupports> owner;
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nsCOMPtr<nsIURI> sourceURI;
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if (cx) {
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// No cx means that there's no JS running, or at least no JS that
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// was run through code that properly pushed a context onto the
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// context stack (as all code that runs JS off of web pages
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// does). We won't bother with security checks in this case, but
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// we need to create the loadinfo etc.
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// Get security manager.
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nsCOMPtr<nsIScriptSecurityManager>
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secMan(do_GetService(NS_SCRIPTSECURITYMANAGER_CONTRACTID, &rv));
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NS_ENSURE_SUCCESS(rv, rv);
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// Check to see if URI is allowed.
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rv = secMan->CheckLoadURIFromScript(cx, aURI);
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NS_ENSURE_SUCCESS(rv, rv);
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// Now get the principal to use when loading the URI
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// First, get the principal and frame.
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JSStackFrame *fp;
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nsIPrincipal* principal = secMan->GetCxSubjectPrincipalAndFrame(cx, &fp);
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NS_ENSURE_TRUE(principal, NS_ERROR_FAILURE);
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nsCOMPtr<nsIURI> principalURI;
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principal->GetURI(getter_AddRefs(principalURI));
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// Make the load's referrer reflect changes to the document's URI caused by
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// push/replaceState, if possible. First, get the document corresponding to
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// fp. If the document's original URI (i.e. its URI before
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// push/replaceState) matches the principal's URI, use the document's
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// current URI as the referrer. If they don't match, use the principal's
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// URI.
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nsCOMPtr<nsIDocument> frameDoc = GetFrameDocument(cx, fp);
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nsCOMPtr<nsIURI> docOriginalURI, docCurrentURI;
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if (frameDoc) {
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docOriginalURI = frameDoc->GetOriginalURI();
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docCurrentURI = frameDoc->GetDocumentURI();
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}
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PRBool urisEqual = PR_FALSE;
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if (docOriginalURI && docCurrentURI && principalURI) {
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principalURI->Equals(docOriginalURI, &urisEqual);
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}
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if (urisEqual) {
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sourceURI = docCurrentURI;
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}
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else {
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sourceURI = principalURI;
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}
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owner = do_QueryInterface(principal);
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}
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// Create load info
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nsCOMPtr<nsIDocShellLoadInfo> loadInfo;
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docShell->CreateLoadInfo(getter_AddRefs(loadInfo));
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NS_ENSURE_TRUE(loadInfo, NS_ERROR_FAILURE);
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loadInfo->SetOwner(owner);
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if (sourceURI) {
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loadInfo->SetReferrer(sourceURI);
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}
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loadInfo.swap(*aLoadInfo);
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return NS_OK;
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}
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nsresult
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nsLocation::GetURI(nsIURI** aURI, PRBool aGetInnermostURI)
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{
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*aURI = nsnull;
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nsresult rv;
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nsCOMPtr<nsIDocShell> docShell(do_QueryReferent(mDocShell));
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nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(docShell, &rv));
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if (NS_FAILED(rv)) {
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return rv;
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}
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nsCOMPtr<nsIURI> uri;
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rv = webNav->GetCurrentURI(getter_AddRefs(uri));
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NS_ENSURE_SUCCESS(rv, rv);
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// It is valid for docshell to return a null URI. Don't try to fixup
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// if this happens.
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if (!uri) {
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return NS_OK;
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}
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if (aGetInnermostURI) {
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nsCOMPtr<nsIJARURI> jarURI(do_QueryInterface(uri));
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while (jarURI) {
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jarURI->GetJARFile(getter_AddRefs(uri));
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jarURI = do_QueryInterface(uri);
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}
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}
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NS_ASSERTION(uri, "nsJARURI screwed up?");
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nsCOMPtr<nsIURIFixup> urifixup(do_GetService(NS_URIFIXUP_CONTRACTID, &rv));
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NS_ENSURE_SUCCESS(rv, rv);
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return urifixup->CreateExposableURI(uri, aURI);
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}
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nsresult
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nsLocation::GetWritableURI(nsIURI** aURI)
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{
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*aURI = nsnull;
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nsCOMPtr<nsIURI> uri;
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nsresult rv = GetURI(getter_AddRefs(uri));
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if (NS_FAILED(rv) || !uri) {
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return rv;
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}
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return uri->Clone(aURI);
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}
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nsresult
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nsLocation::SetURI(nsIURI* aURI, PRBool aReplace)
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{
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nsCOMPtr<nsIDocShell> docShell(do_QueryReferent(mDocShell));
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if (docShell) {
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nsCOMPtr<nsIDocShellLoadInfo> loadInfo;
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nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(docShell));
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if(NS_FAILED(CheckURL(aURI, getter_AddRefs(loadInfo))))
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return NS_ERROR_FAILURE;
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if (aReplace) {
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loadInfo->SetLoadType(nsIDocShellLoadInfo::loadStopContentAndReplace);
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} else {
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loadInfo->SetLoadType(nsIDocShellLoadInfo::loadStopContent);
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}
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return docShell->LoadURI(aURI, loadInfo,
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nsIWebNavigation::LOAD_FLAGS_NONE, PR_TRUE);
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsLocation::GetHash(nsAString& aHash)
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{
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aHash.SetLength(0);
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nsCOMPtr<nsIURI> uri;
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nsresult rv = GetURI(getter_AddRefs(uri));
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nsCOMPtr<nsIURL> url(do_QueryInterface(uri));
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if (url) {
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nsCAutoString ref;
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nsAutoString unicodeRef;
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rv = url->GetRef(ref);
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if (NS_SUCCEEDED(rv)) {
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nsCOMPtr<nsITextToSubURI> textToSubURI(
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do_GetService(NS_ITEXTTOSUBURI_CONTRACTID, &rv));
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if (NS_SUCCEEDED(rv)) {
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nsCAutoString charset;
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url->GetOriginCharset(charset);
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rv = textToSubURI->UnEscapeURIForUI(charset, ref, unicodeRef);
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}
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if (NS_FAILED(rv)) {
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// Oh, well. No intl here!
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NS_UnescapeURL(ref);
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CopyASCIItoUTF16(ref, unicodeRef);
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rv = NS_OK;
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}
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}
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if (NS_SUCCEEDED(rv) && !unicodeRef.IsEmpty()) {
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aHash.Assign(PRUnichar('#'));
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aHash.Append(unicodeRef);
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}
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}
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return rv;
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}
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NS_IMETHODIMP
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nsLocation::SetHash(const nsAString& aHash)
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{
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nsCOMPtr<nsIURI> uri;
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nsresult rv = GetWritableURI(getter_AddRefs(uri));
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nsCOMPtr<nsIURL> url(do_QueryInterface(uri));
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if (url) {
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NS_ConvertUTF16toUTF8 hash(aHash);
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if (hash.IsEmpty() || hash.First() != PRUnichar('#')) {
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hash.Insert(PRUnichar('#'), 0);
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}
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rv = url->SetRef(hash);
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if (NS_SUCCEEDED(rv)) {
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SetURI(url);
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}
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}
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return rv;
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}
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NS_IMETHODIMP
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nsLocation::GetHost(nsAString& aHost)
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{
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aHost.Truncate();
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nsCOMPtr<nsIURI> uri;
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nsresult result;
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result = GetURI(getter_AddRefs(uri), PR_TRUE);
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if (uri) {
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nsCAutoString hostport;
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result = uri->GetHostPort(hostport);
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if (NS_SUCCEEDED(result)) {
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AppendUTF8toUTF16(hostport, aHost);
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}
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsLocation::SetHost(const nsAString& aHost)
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{
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nsCOMPtr<nsIURI> uri;
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nsresult rv = GetWritableURI(getter_AddRefs(uri));
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if (uri) {
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rv = uri->SetHostPort(NS_ConvertUTF16toUTF8(aHost));
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if (NS_SUCCEEDED(rv)) {
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SetURI(uri);
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}
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}
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return rv;
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}
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NS_IMETHODIMP
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nsLocation::GetHostname(nsAString& aHostname)
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{
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aHostname.Truncate();
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nsCOMPtr<nsIURI> uri;
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nsresult result;
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result = GetURI(getter_AddRefs(uri), PR_TRUE);
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if (uri) {
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nsCAutoString host;
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result = uri->GetHost(host);
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if (NS_SUCCEEDED(result)) {
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AppendUTF8toUTF16(host, aHostname);
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}
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsLocation::SetHostname(const nsAString& aHostname)
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{
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nsCOMPtr<nsIURI> uri;
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nsresult rv = GetWritableURI(getter_AddRefs(uri));
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if (uri) {
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rv = uri->SetHost(NS_ConvertUTF16toUTF8(aHostname));
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if (NS_SUCCEEDED(rv)) {
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SetURI(uri);
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}
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}
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return rv;
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}
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NS_IMETHODIMP
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nsLocation::GetHref(nsAString& aHref)
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{
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aHref.Truncate();
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nsCOMPtr<nsIURI> uri;
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nsresult result;
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result = GetURI(getter_AddRefs(uri));
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if (uri) {
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nsCAutoString uriString;
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result = uri->GetSpec(uriString);
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if (NS_SUCCEEDED(result)) {
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AppendUTF8toUTF16(uriString, aHref);
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}
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}
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return result;
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}
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NS_IMETHODIMP
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nsLocation::SetHref(const nsAString& aHref)
|
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{
|
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nsAutoString oldHref;
|
|
nsresult rv = NS_OK;
|
|
|
|
// Get JSContext from stack.
|
|
nsCOMPtr<nsIJSContextStack>
|
|
stack(do_GetService("@mozilla.org/js/xpc/ContextStack;1", &rv));
|
|
|
|
if (NS_FAILED(rv))
|
|
return NS_ERROR_FAILURE;
|
|
|
|
JSContext *cx;
|
|
|
|
if (NS_FAILED(GetContextFromStack(stack, &cx)))
|
|
return NS_ERROR_FAILURE;
|
|
|
|
if (cx) {
|
|
rv = SetHrefWithContext(cx, aHref, PR_FALSE);
|
|
} else {
|
|
rv = GetHref(oldHref);
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
nsCOMPtr<nsIURI> oldUri;
|
|
|
|
rv = NS_NewURI(getter_AddRefs(oldUri), oldHref);
|
|
|
|
if (oldUri) {
|
|
rv = SetHrefWithBase(aHref, oldUri, PR_FALSE);
|
|
}
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
nsresult
|
|
nsLocation::SetHrefWithContext(JSContext* cx, const nsAString& aHref,
|
|
PRBool aReplace)
|
|
{
|
|
nsCOMPtr<nsIURI> base;
|
|
|
|
// Get the source of the caller
|
|
nsresult result = GetSourceBaseURL(cx, getter_AddRefs(base));
|
|
|
|
if (NS_FAILED(result)) {
|
|
return result;
|
|
}
|
|
|
|
return SetHrefWithBase(aHref, base, aReplace);
|
|
}
|
|
|
|
nsresult
|
|
nsLocation::SetHrefWithBase(const nsAString& aHref, nsIURI* aBase,
|
|
PRBool aReplace)
|
|
{
|
|
nsresult result;
|
|
nsCOMPtr<nsIURI> newUri;
|
|
|
|
nsCOMPtr<nsIDocShell> docShell(do_QueryReferent(mDocShell));
|
|
|
|
nsCAutoString docCharset;
|
|
if (NS_SUCCEEDED(GetDocumentCharacterSetForURI(aHref, docCharset)))
|
|
result = NS_NewURI(getter_AddRefs(newUri), aHref, docCharset.get(), aBase);
|
|
else
|
|
result = NS_NewURI(getter_AddRefs(newUri), aHref, nsnull, aBase);
|
|
|
|
if (newUri) {
|
|
/* Check with the scriptContext if it is currently processing a script tag.
|
|
* If so, this must be a <script> tag with a location.href in it.
|
|
* we want to do a replace load, in such a situation.
|
|
* In other cases, for example if a event handler or a JS timer
|
|
* had a location.href in it, we want to do a normal load,
|
|
* so that the new url will be appended to Session History.
|
|
* This solution is tricky. Hopefully it isn't going to bite
|
|
* anywhere else. This is part of solution for bug # 39938, 72197
|
|
*
|
|
*/
|
|
PRBool inScriptTag=PR_FALSE;
|
|
// Get JSContext from stack.
|
|
nsCOMPtr<nsIJSContextStack> stack(do_GetService("@mozilla.org/js/xpc/ContextStack;1", &result));
|
|
|
|
if (stack) {
|
|
JSContext *cx;
|
|
|
|
result = GetContextFromStack(stack, &cx);
|
|
if (cx) {
|
|
nsIScriptContext *scriptContext =
|
|
nsJSUtils::GetDynamicScriptContext(cx);
|
|
|
|
if (scriptContext) {
|
|
if (scriptContext->GetProcessingScriptTag()) {
|
|
// Now check to make sure that the script is running in our window,
|
|
// since we only want to replace if the location is set by a
|
|
// <script> tag in the same window. See bug 178729.
|
|
nsCOMPtr<nsIScriptGlobalObject> ourGlobal(do_GetInterface(docShell));
|
|
inScriptTag = (ourGlobal == scriptContext->GetGlobalObject());
|
|
}
|
|
}
|
|
} //cx
|
|
} // stack
|
|
|
|
return SetURI(newUri, aReplace || inScriptTag);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsLocation::GetPathname(nsAString& aPathname)
|
|
{
|
|
aPathname.Truncate();
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsresult result = NS_OK;
|
|
|
|
result = GetURI(getter_AddRefs(uri));
|
|
|
|
nsCOMPtr<nsIURL> url(do_QueryInterface(uri));
|
|
if (url) {
|
|
nsCAutoString file;
|
|
|
|
result = url->GetFilePath(file);
|
|
|
|
if (NS_SUCCEEDED(result)) {
|
|
AppendUTF8toUTF16(file, aPathname);
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsLocation::SetPathname(const nsAString& aPathname)
|
|
{
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsresult rv = GetWritableURI(getter_AddRefs(uri));
|
|
|
|
if (uri) {
|
|
rv = uri->SetPath(NS_ConvertUTF16toUTF8(aPathname));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
SetURI(uri);
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsLocation::GetPort(nsAString& aPort)
|
|
{
|
|
aPort.SetLength(0);
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsresult result = NS_OK;
|
|
|
|
result = GetURI(getter_AddRefs(uri), PR_TRUE);
|
|
|
|
if (uri) {
|
|
PRInt32 port;
|
|
result = uri->GetPort(&port);
|
|
|
|
if (NS_SUCCEEDED(result) && -1 != port) {
|
|
nsAutoString portStr;
|
|
portStr.AppendInt(port);
|
|
aPort.Append(portStr);
|
|
}
|
|
|
|
// Don't propagate this exception to caller
|
|
result = NS_OK;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsLocation::SetPort(const nsAString& aPort)
|
|
{
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsresult rv = GetWritableURI(getter_AddRefs(uri));
|
|
|
|
if (uri) {
|
|
// perhaps use nsReadingIterators at some point?
|
|
NS_ConvertUTF16toUTF8 portStr(aPort);
|
|
const char *buf = portStr.get();
|
|
PRInt32 port = -1;
|
|
|
|
if (buf) {
|
|
if (*buf == ':') {
|
|
port = atol(buf+1);
|
|
}
|
|
else {
|
|
port = atol(buf);
|
|
}
|
|
}
|
|
|
|
rv = uri->SetPort(port);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
SetURI(uri);
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsLocation::GetProtocol(nsAString& aProtocol)
|
|
{
|
|
aProtocol.SetLength(0);
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsresult result = NS_OK;
|
|
|
|
result = GetURI(getter_AddRefs(uri));
|
|
|
|
if (uri) {
|
|
nsCAutoString protocol;
|
|
|
|
result = uri->GetScheme(protocol);
|
|
|
|
if (NS_SUCCEEDED(result)) {
|
|
CopyASCIItoUTF16(protocol, aProtocol);
|
|
aProtocol.Append(PRUnichar(':'));
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsLocation::SetProtocol(const nsAString& aProtocol)
|
|
{
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsresult rv = GetWritableURI(getter_AddRefs(uri));
|
|
|
|
if (uri) {
|
|
rv = uri->SetScheme(NS_ConvertUTF16toUTF8(aProtocol));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
SetURI(uri);
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsLocation::GetSearch(nsAString& aSearch)
|
|
{
|
|
aSearch.SetLength(0);
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsresult result = NS_OK;
|
|
|
|
result = GetURI(getter_AddRefs(uri));
|
|
|
|
nsCOMPtr<nsIURL> url(do_QueryInterface(uri));
|
|
|
|
if (url) {
|
|
nsCAutoString search;
|
|
|
|
result = url->GetQuery(search);
|
|
|
|
if (NS_SUCCEEDED(result) && !search.IsEmpty()) {
|
|
aSearch.Assign(PRUnichar('?'));
|
|
AppendUTF8toUTF16(search, aSearch);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsLocation::SetSearch(const nsAString& aSearch)
|
|
{
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsresult rv = GetWritableURI(getter_AddRefs(uri));
|
|
|
|
nsCOMPtr<nsIURL> url(do_QueryInterface(uri));
|
|
if (url) {
|
|
rv = url->SetQuery(NS_ConvertUTF16toUTF8(aSearch));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
SetURI(uri);
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsLocation::Reload(PRBool aForceget)
|
|
{
|
|
nsresult rv;
|
|
nsCOMPtr<nsIDocShell> docShell(do_QueryReferent(mDocShell));
|
|
nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(docShell));
|
|
nsCOMPtr<nsPIDOMWindow> window(do_GetInterface(docShell));
|
|
|
|
if (window && window->IsHandlingResizeEvent()) {
|
|
// location.reload() was called on a window that is handling a
|
|
// resize event. Sites do this since Netscape 4.x needed it, but
|
|
// we don't, and it's a horrible experience for nothing. In stead
|
|
// of reloading the page, just clear style data and reflow the
|
|
// page since some sites may use this trick to work around gecko
|
|
// reflow bugs, and this should have the same effect.
|
|
|
|
nsCOMPtr<nsIDocument> doc(do_QueryInterface(window->GetExtantDocument()));
|
|
|
|
nsIPresShell *shell;
|
|
nsPresContext *pcx;
|
|
if (doc && (shell = doc->GetShell()) && (pcx = shell->GetPresContext())) {
|
|
pcx->RebuildAllStyleData(NS_STYLE_HINT_REFLOW);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
if (webNav) {
|
|
PRUint32 reloadFlags = nsIWebNavigation::LOAD_FLAGS_NONE;
|
|
|
|
if (aForceget) {
|
|
reloadFlags = nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE |
|
|
nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY;
|
|
}
|
|
rv = webNav->Reload(reloadFlags);
|
|
if (rv == NS_BINDING_ABORTED) {
|
|
// This happens when we attempt to reload a POST result and the user says
|
|
// no at the "do you want to reload?" prompt. Don't propagate this one
|
|
// back to callers.
|
|
rv = NS_OK;
|
|
}
|
|
} else {
|
|
rv = NS_ERROR_FAILURE;
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsLocation::Replace(const nsAString& aUrl)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
|
|
// Get JSContext from stack.
|
|
nsCOMPtr<nsIJSContextStack>
|
|
stack(do_GetService("@mozilla.org/js/xpc/ContextStack;1"));
|
|
|
|
if (stack) {
|
|
JSContext *cx;
|
|
|
|
rv = GetContextFromStack(stack, &cx);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
if (cx) {
|
|
return SetHrefWithContext(cx, aUrl, PR_TRUE);
|
|
}
|
|
}
|
|
|
|
nsAutoString oldHref;
|
|
|
|
rv = GetHref(oldHref);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIURI> oldUri;
|
|
|
|
rv = NS_NewURI(getter_AddRefs(oldUri), oldHref);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
return SetHrefWithBase(aUrl, oldUri, PR_TRUE);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsLocation::Assign(const nsAString& aUrl)
|
|
{
|
|
nsAutoString oldHref;
|
|
nsresult result = NS_OK;
|
|
|
|
result = GetHref(oldHref);
|
|
|
|
if (NS_SUCCEEDED(result)) {
|
|
nsCOMPtr<nsIURI> oldUri;
|
|
|
|
result = NS_NewURI(getter_AddRefs(oldUri), oldHref);
|
|
|
|
if (oldUri) {
|
|
result = SetHrefWithBase(aUrl, oldUri, PR_FALSE);
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsLocation::ToString(nsAString& aReturn)
|
|
{
|
|
return GetHref(aReturn);
|
|
}
|
|
|
|
nsresult
|
|
nsLocation::GetSourceDocument(JSContext* cx, nsIDocument** aDocument)
|
|
{
|
|
// XXX Code duplicated from nsHTMLDocument
|
|
// XXX Tom said this reminded him of the "Six Degrees of
|
|
// Kevin Bacon" game. We try to get from here to there using
|
|
// whatever connections possible. The problem is that this
|
|
// could break if any of the connections along the way change.
|
|
// I wish there were a better way.
|
|
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
|
|
// We need to use the dynamically scoped global and assume that the
|
|
// current JSContext is a DOM context with a nsIScriptGlobalObject so
|
|
// that we can get the url of the caller.
|
|
// XXX This will fail on non-DOM contexts :(
|
|
|
|
nsCOMPtr<nsIDOMWindow> window =
|
|
do_QueryInterface(nsJSUtils::GetDynamicScriptGlobal(cx), &rv);
|
|
|
|
if (window) {
|
|
nsCOMPtr<nsIDOMDocument> domDoc;
|
|
rv = window->GetDocument(getter_AddRefs(domDoc));
|
|
if (domDoc) {
|
|
return CallQueryInterface(domDoc, aDocument);
|
|
}
|
|
} else {
|
|
*aDocument = nsnull;
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
nsresult
|
|
nsLocation::GetSourceBaseURL(JSContext* cx, nsIURI** sourceURL)
|
|
{
|
|
nsCOMPtr<nsIDocument> doc;
|
|
nsresult rv = GetSourceDocument(cx, getter_AddRefs(doc));
|
|
if (doc) {
|
|
*sourceURL = doc->GetBaseURI().get();
|
|
} else {
|
|
*sourceURL = nsnull;
|
|
}
|
|
|
|
return rv;
|
|
}
|