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/*
* Copyright (C) 2010 Google, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_DOM_SCRIPTABLE_DOCUMENT_PARSER_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_DOM_SCRIPTABLE_DOCUMENT_PARSER_H_
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/dom/decoded_data_document_parser.h"
#include "third_party/blink/renderer/core/dom/parser_content_policy.h"
#include "third_party/blink/renderer/platform/wtf/text/text_position.h"
namespace blink {
class SourceKeyedCachedMetadataHandler;
class CORE_EXPORT ScriptableDocumentParser : public DecodedDataDocumentParser {
public:
void Trace(Visitor*) override;
// Only used by Document::open for deciding if its safe to act on a
// JavaScript document.open() call right now, or it should be ignored.
virtual bool IsExecutingScript() const { return false; }
// FIXME: Only the HTMLDocumentParser ever blocks script execution on
// stylesheet load, which is likely a bug in the XMLDocumentParser.
virtual void ExecuteScriptsWaitingForResources() {}
virtual bool IsWaitingForScripts() const = 0;
virtual void DidAddPendingParserBlockingStylesheet() {}
virtual void DidLoadAllPendingParserBlockingStylesheets() {}
// These are used to expose the current line/column to the scripting system.
virtual bool IsParsingAtLineNumber() const;
virtual OrdinalNumber LineNumber() const = 0;
virtual TextPosition GetTextPosition() const = 0;
void SetWasCreatedByScript(bool was_created_by_script) {
was_created_by_script_ = was_created_by_script;
}
bool WasCreatedByScript() const { return was_created_by_script_; }
ParserContentPolicy GetParserContentPolicy() {
return parser_content_policy_;
}
void SetInlineScriptCacheHandler(
SourceKeyedCachedMetadataHandler* cache_handler) {
inline_script_cache_handler_ = cache_handler;
}
SourceKeyedCachedMetadataHandler* GetInlineScriptCacheHandler() const {
return inline_script_cache_handler_;
}
protected:
explicit ScriptableDocumentParser(
Document&,
ParserContentPolicy = kAllowScriptingContent);
private:
ScriptableDocumentParser* AsScriptableDocumentParser() final { return this; }
Member<SourceKeyedCachedMetadataHandler> inline_script_cache_handler_;
// http://www.whatwg.org/specs/web-apps/current-work/#script-created-parser
bool was_created_by_script_;
ParserContentPolicy parser_content_policy_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_DOM_SCRIPTABLE_DOCUMENT_PARSER_H_