/*
 * libSpiff - XSPF playlist handling library
 *
 * Copyright (C) 2007, Sebastian Pipping / Xiph.Org Foundation
 * All rights reserved.
 *
 * Redistribution  and use in source and binary forms, with or without
 * modification,  are permitted provided that the following conditions
 * are met:
 *
 *     * Redistributions   of  source  code  must  retain  the   above
 *       copyright  notice, this list of conditions and the  following
 *       disclaimer.
 *
 *     * 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.
 *
 *     * Neither  the name of the Xiph.Org Foundation nor the names of
 *       its  contributors may be used to endorse or promote  products
 *       derived  from  this software without specific  prior  written
 *       permission.
 *
 * 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 OWNER 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.
 *
 * Sebastian Pipping, sping@xiph.org
 */

/**
 * @file SpiffSkipExtensionReader.cpp
 * Implementation of SpiffSkipExtensionReader.
 */

#include <spiff/SpiffSkipExtensionReader.h>
#include <spiff/SpiffReader.h>
#include <spiff/SpiffStack.h>

namespace Spiff {



/// @cond DOXYGEN_NON_API

/**
 * D object for SpiffSkipExtensionReader.
 */
class SpiffSkipExtensionReaderPrivate {

	friend class SpiffSkipExtensionReader;

	/**
	 * Creates a new D object.
	 */
	SpiffSkipExtensionReaderPrivate() {

	}

	/**
	 * Destroys this D object.
	 */
	~SpiffSkipExtensionReaderPrivate() {

	}

};

/// @endcond



SpiffSkipExtensionReader::SpiffSkipExtensionReader(SpiffReader * reader)
		: SpiffExtensionReader(reader),
		d(new SpiffSkipExtensionReaderPrivate()) {

}



SpiffSkipExtensionReader::SpiffSkipExtensionReader(const SpiffSkipExtensionReader & source)
		: SpiffExtensionReader(source),
		d(new SpiffSkipExtensionReaderPrivate(*(source.d))) {

}



SpiffSkipExtensionReader & SpiffSkipExtensionReader::operator=(const SpiffSkipExtensionReader & source) {
	if (this != &source) {
		SpiffExtensionReader::operator=(source);
		*(this->d) = *(source.d);
	}
	return *this;
}



SpiffSkipExtensionReader::~SpiffSkipExtensionReader() {
	delete this->d;
}



bool SpiffSkipExtensionReader::handleExtensionStart(
		const XML_Char * /*fullName*/, const XML_Char ** /*atts*/) {
	switch (this->stack->getSize() + 1) {
	case 2:
		// We only get called on this level for playlist.extension
		// Name and attributes have already been checked.
		this->stack->push(TAG_PLAYLIST_EXTENSION);
		return true;

	case 4:
		if (this->stack->top() == TAG_PLAYLIST_TRACKLIST_TRACK) {
			// Name and attributes have already been checked.
			this->stack->push(TAG_PLAYLIST_TRACKLIST_TRACK_EXTENSION);
			return true;
		}
		break;

	}

	this->stack->push(TAG_UNKNOWN);
	return true;
}



bool SpiffSkipExtensionReader::handleExtensionEnd(
		const XML_Char * /*fullName*/) {
	this->stack->pop();
	return true;
}



bool SpiffSkipExtensionReader::handleExtensionCharacters(
		const XML_Char * /*s*/, int /*len*/) {
	return true;
}



SpiffExtension * SpiffSkipExtensionReader::wrap() {
	return NULL;
}



SpiffExtensionReader * SpiffSkipExtensionReader::createBrother(
		SpiffReader * reader) const {
	return new SpiffSkipExtensionReader(reader);
}



}