/*
 * This file is a part of Winix
 * and is distributed under the 2-Clause BSD licence.
 * Author: Tomasz Sowa <t.sowa@ttmath.org>
 */

/* 
 * Copyright (c) 2008-2014, Tomasz Sowa
 * 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 THE COPYRIGHT HOLDER 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 headerfile_winix_core_bbcodeparser
#define headerfile_winix_core_bbcodeparser

#include "htmlfilter.h"


namespace Winix
{



class BBCODEParser : public HTMLFilter
{

	struct Tags
	{
		const wchar_t * bbcode;
		const wchar_t * html_tag;
		const wchar_t * html_argument; // with closing '>'
		bool inline_tag;
	};


	/*
		virtual methods
		(from HTMLFilter class)
	*/
	virtual void Init();
	virtual void Uninit();

	virtual bool IsOpeningTagMark();
	virtual bool IsOpeningCommentaryTagMark();
	virtual bool IsClosingTagMark();
	virtual bool IsClosingXmlSimpleTagMark();

	virtual bool IsValidCharForName(int c);
	virtual void CheckExceptions();
	virtual bool SkipCommentaryTagIfExists();

	virtual bool PutOpeningTag();
	virtual void PutClosingTag(const wchar_t * tag);

	virtual void PutNormalText(const wchar_t * str, const wchar_t * end);
	virtual void ReadNormalTextSkipWhite(const wchar_t * & start, const wchar_t * & last_non_white);



	/*
		others
	*/
	bool Equal(const wchar_t * str1, const wchar_t * str2);

	void PutHtmlArgument1(const wchar_t * arg_start, const wchar_t * arg_end, bool has_u);
	void PutHtmlArgument2(const Tags * tag, bool has_u);
	void PutHtmlArgument(const Tags * tag, const wchar_t * arg_start, const wchar_t * arg_end);

	void PutOpeningTagFromEzc();
	void PutOpeningTagFromBBCode(const Tags * tag);

	const Tags * FindTag(const wchar_t * tag);
	const Tags * FindTag(const std::wstring & tag);
	void PrintArgumentCheckQuotes(const wchar_t * & start, const wchar_t * & end);

	void PrintEscape(int c, bool change_quote = false);
	void PrintEncode(int c);

	void PrintEscape(const wchar_t * start, const wchar_t * end, bool change_quote = false);
	void PrintEncode(const wchar_t * start, const wchar_t * end);

	void PrintArgumentEncode(const wchar_t * start, const wchar_t * end);
	void PrintArgumentEscape(const wchar_t * start, const wchar_t * end);

	void PutClosingTag(const Tags * tag);

	void CheckOpeningTag(const Tags * tag, const wchar_t * tag_name, bool & condition);
	void CheckOpeningTag(const Tags * tag);

	void TrimWhiteWithNewLines(const wchar_t * & start, const wchar_t * & end);



	bool has_open_ol_tag; // has open html <ol> tag
	bool has_open_ul_tag; // has open html <ul> tag
	bool has_open_li_tag; // has open html <li> tag
};


} // namespace Winix


#endif