mirror of
https://github.com/roytam1/palemoon27.git
synced 2026-05-26 23:28:30 +00:00
roytam1
afea1b3ff8
- Bug 559303 - Consolidate strBuf and longStrBuf in the tokenizer. r=wchen. (b385e7635) - Bug 489820 part 1 - Make charRefBuf non-growable and have the same lifetime as the tokenizer. r=wchen. (5c9a2c402) - Bug 489820 part 2 - Grow buffers to the worst-case size before tokenizing; fix comments. r=wchen. (7dad72a9a) - Bug 1176668 - Fix overflow avoidance in numeric character reference handling. r=wchen. (f9cdb2b5b) - Bug 1171309 - Remove PREF_Init()'s return value. r=bsmedberg. (245dd4436) - Bug 916101 - Show entire pref name when wanring about size, r=mossop (61245be0f) - add back crashrep, it is not defined anyway (4995d8d3e) - Bug 1195123: Restructure logic (pulling out "!") for SVG image rejection, to make it clearer that it matches the comment. r=longsonr (57e3698f6) - Bug 629682 - Add a better warning message for SVG-as-an-image external resources being blocked. r=dholbert (35ea836e4) - remove useless cast (abb30e8ac) - add internal CSP preload check from TFF (14c4d843e) - Bug 1167650 - Expose DOMRequest and DOMCursor to workers. r=bent (468365262) - Bug 1154041 - Enable child process memory report logging by default on B2G. r=erahm (141254fc5) - namespace (515b42704) - Bug 1164587 - Get rid of Fault() in the cycle collector. r=smaug (9587d4971)
131 lines
4.1 KiB
C++
131 lines
4.1 KiB
C++
/* 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 "nsHtml5StringParser.h"
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#include "nsHtml5TreeOpExecutor.h"
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#include "nsHtml5TreeBuilder.h"
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#include "nsHtml5Tokenizer.h"
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#include "nsIContent.h"
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#include "nsIDocument.h"
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#include "nsIDOMDocumentFragment.h"
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#include "nsHtml5DependentUTF16Buffer.h"
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NS_IMPL_ISUPPORTS0(nsHtml5StringParser)
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nsHtml5StringParser::nsHtml5StringParser()
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: mBuilder(new nsHtml5OplessBuilder())
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, mTreeBuilder(new nsHtml5TreeBuilder(mBuilder))
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, mTokenizer(new nsHtml5Tokenizer(mTreeBuilder, false))
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{
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MOZ_COUNT_CTOR(nsHtml5StringParser);
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mTokenizer->setInterner(&mAtomTable);
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}
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nsHtml5StringParser::~nsHtml5StringParser()
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{
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MOZ_COUNT_DTOR(nsHtml5StringParser);
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}
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nsresult
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nsHtml5StringParser::ParseFragment(const nsAString& aSourceBuffer,
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nsIContent* aTargetNode,
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nsIAtom* aContextLocalName,
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int32_t aContextNamespace,
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bool aQuirks,
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bool aPreventScriptExecution)
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{
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NS_ENSURE_TRUE(aSourceBuffer.Length() <= INT32_MAX,
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NS_ERROR_OUT_OF_MEMORY);
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nsIDocument* doc = aTargetNode->OwnerDoc();
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nsIURI* uri = doc->GetDocumentURI();
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NS_ENSURE_TRUE(uri, NS_ERROR_NOT_AVAILABLE);
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mTreeBuilder->setFragmentContext(aContextLocalName,
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aContextNamespace,
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aTargetNode,
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aQuirks);
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#ifdef DEBUG
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if (!aPreventScriptExecution) {
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NS_ASSERTION(!aTargetNode->IsInDoc(),
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"If script execution isn't prevented, "
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"the target node must not be in doc.");
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nsCOMPtr<nsIDOMDocumentFragment> domFrag = do_QueryInterface(aTargetNode);
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NS_ASSERTION(domFrag,
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"If script execution isn't prevented, must parse to DOM fragment.");
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}
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#endif
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mTreeBuilder->SetPreventScriptExecution(aPreventScriptExecution);
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return Tokenize(aSourceBuffer, doc, true);
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}
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nsresult
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nsHtml5StringParser::ParseDocument(const nsAString& aSourceBuffer,
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nsIDocument* aTargetDoc,
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bool aScriptingEnabledForNoscriptParsing)
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{
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MOZ_ASSERT(!aTargetDoc->GetFirstChild());
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NS_ENSURE_TRUE(aSourceBuffer.Length() <= INT32_MAX,
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NS_ERROR_OUT_OF_MEMORY);
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mTreeBuilder->setFragmentContext(nullptr,
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kNameSpaceID_None,
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nullptr,
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false);
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mTreeBuilder->SetPreventScriptExecution(true);
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return Tokenize(aSourceBuffer, aTargetDoc, aScriptingEnabledForNoscriptParsing);
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}
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nsresult
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nsHtml5StringParser::Tokenize(const nsAString& aSourceBuffer,
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nsIDocument* aDocument,
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bool aScriptingEnabledForNoscriptParsing) {
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nsIURI* uri = aDocument->GetDocumentURI();
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mBuilder->Init(aDocument, uri, nullptr, nullptr);
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mBuilder->SetParser(this);
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mBuilder->SetNodeInfoManager(aDocument->NodeInfoManager());
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// Mark the parser as *not* broken by passing NS_OK
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nsresult rv = mBuilder->MarkAsBroken(NS_OK);
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mTreeBuilder->setScriptingEnabled(aScriptingEnabledForNoscriptParsing);
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mTreeBuilder->setIsSrcdocDocument(aDocument->IsSrcdocDocument());
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mBuilder->Start();
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mTokenizer->start();
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if (!aSourceBuffer.IsEmpty()) {
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bool lastWasCR = false;
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nsHtml5DependentUTF16Buffer buffer(aSourceBuffer);
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while (buffer.hasMore()) {
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buffer.adjust(lastWasCR);
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lastWasCR = false;
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if (buffer.hasMore()) {
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if (!mTokenizer->EnsureBufferSpace(buffer.getLength())) {
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rv = mBuilder->MarkAsBroken(NS_ERROR_OUT_OF_MEMORY);
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break;
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}
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lastWasCR = mTokenizer->tokenizeBuffer(&buffer);
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if (NS_FAILED(rv = mBuilder->IsBroken())) {
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break;
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}
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}
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}
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}
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if (NS_SUCCEEDED(rv)) {
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mTokenizer->eof();
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}
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mTokenizer->end();
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mBuilder->Finish();
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mAtomTable.Clear();
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return rv;
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}
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