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// Copyright 2015 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef COBALT_DOM_PARSER_PARSER_H_
#define COBALT_DOM_PARSER_PARSER_H_
#include <string>
#include "base/bind.h"
#include "base/callback.h"
#include "cobalt/csp/content_security_policy.h"
#include "cobalt/dom/parser.h"
namespace cobalt {
namespace dom_parser {
class Parser : public dom::Parser {
public:
Parser()
: dom_max_element_depth_(kDefaultDOMMaxElementDepth),
ALLOW_THIS_IN_INITIALIZER_LIST(error_callback_(
base::Bind(&Parser::ErrorCallback, base::Unretained(this)))),
require_csp_(csp::kCSPRequired) {}
explicit Parser(
const base::Callback<void(const std::string&)>& error_callback)
: dom_max_element_depth_(kDefaultDOMMaxElementDepth),
error_callback_(error_callback),
require_csp_(csp::kCSPRequired) {}
Parser(const int dom_max_element_depth,
const base::Callback<void(const std::string&)>& error_callback,
csp::CSPHeaderPolicy require_csp)
: dom_max_element_depth_(dom_max_element_depth),
error_callback_(error_callback),
require_csp_(require_csp) {}
~Parser() override {}
// From dom::Parser.
//
scoped_refptr<dom::Document> ParseDocument(
const std::string& input, dom::HTMLElementContext* html_element_context,
const base::SourceLocation& input_location) override;
scoped_refptr<dom::XMLDocument> ParseXMLDocument(
const std::string& input, dom::HTMLElementContext* html_element_context,
const base::SourceLocation& input_location) override;
void ParseDocumentFragment(
const std::string& input, const scoped_refptr<dom::Document>& document,
const scoped_refptr<dom::Node>& parent_node,
const scoped_refptr<dom::Node>& reference_node,
const base::SourceLocation& input_location) override;
void ParseXMLDocumentFragment(
const std::string& input,
const scoped_refptr<dom::XMLDocument>& xml_document,
const scoped_refptr<dom::Node>& parent_node,
const scoped_refptr<dom::Node>& reference_node,
const base::SourceLocation& input_location) override;
scoped_ptr<loader::Decoder> ParseDocumentAsync(
const scoped_refptr<dom::Document>& document,
const base::SourceLocation& input_location) override;
scoped_ptr<loader::Decoder> ParseXMLDocumentAsync(
const scoped_refptr<dom::XMLDocument>& xml_document,
const base::SourceLocation& input_location) override;
private:
static const int kDefaultDOMMaxElementDepth = 32;
const int dom_max_element_depth_;
const base::Callback<void(const std::string&)> error_callback_;
void ErrorCallback(const std::string& error);
// Cobalt user can specify if they want to forbid Cobalt rendering without csp
// headers.
csp::CSPHeaderPolicy require_csp_;
DISALLOW_COPY_AND_ASSIGN(Parser);
};
} // namespace dom_parser
} // namespace cobalt
#endif // COBALT_DOM_PARSER_PARSER_H_