зеркало из https://github.com/mozilla/gecko-dev.git
82 строки
2.6 KiB
C++
82 строки
2.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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 "txURIUtils.h"
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#include "nsNetUtil.h"
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#include "nsIDocument.h"
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#include "nsIPrincipal.h"
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#include "mozilla/LoadInfo.h"
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using mozilla::LoadInfo;
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/**
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* URIUtils
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* A set of utilities for handling URIs
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**/
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/**
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* Resolves the given href argument, using the given documentBase
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* if necessary.
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* The new resolved href will be appended to the given dest String
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**/
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void URIUtils::resolveHref(const nsAString& href, const nsAString& base,
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nsAString& dest) {
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if (base.IsEmpty()) {
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dest.Append(href);
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return;
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}
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if (href.IsEmpty()) {
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dest.Append(base);
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return;
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}
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nsCOMPtr<nsIURI> pURL;
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nsAutoString resultHref;
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nsresult result = NS_NewURI(getter_AddRefs(pURL), base);
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if (NS_SUCCEEDED(result)) {
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NS_MakeAbsoluteURI(resultHref, href, pURL);
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dest.Append(resultHref);
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}
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} //-- resolveHref
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// static
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void
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URIUtils::ResetWithSource(nsIDocument *aNewDoc, nsIDOMNode *aSourceNode)
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{
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nsCOMPtr<nsINode> node = do_QueryInterface(aSourceNode);
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if (!node) {
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// XXXbz passing nullptr as the first arg to Reset is illegal
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aNewDoc->Reset(nullptr, nullptr);
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return;
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}
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nsCOMPtr<nsIDocument> sourceDoc = node->OwnerDoc();
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nsIPrincipal* sourcePrincipal = sourceDoc->NodePrincipal();
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// Copy the channel and loadgroup from the source document.
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nsCOMPtr<nsILoadGroup> loadGroup = sourceDoc->GetDocumentLoadGroup();
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nsCOMPtr<nsIChannel> channel = sourceDoc->GetChannel();
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if (!channel) {
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// Need to synthesize one
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if (NS_FAILED(NS_NewChannel(getter_AddRefs(channel),
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sourceDoc->GetDocumentURI(),
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nullptr,
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loadGroup))) {
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return;
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}
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nsCOMPtr<nsILoadInfo> loadInfo =
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new LoadInfo(sourcePrincipal, LoadInfo::eInheritPrincipal,
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LoadInfo::eNotSandboxed);
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channel->SetLoadInfo(loadInfo);
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}
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aNewDoc->Reset(channel, loadGroup);
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aNewDoc->SetPrincipal(sourcePrincipal);
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aNewDoc->SetBaseURI(sourceDoc->GetDocBaseURI());
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// Copy charset
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aNewDoc->SetDocumentCharacterSetSource(
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sourceDoc->GetDocumentCharacterSetSource());
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aNewDoc->SetDocumentCharacterSet(sourceDoc->GetDocumentCharacterSet());
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}
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