/* 
 * $Id: MyXDTPModule.cpp,v 1.6 2006/06/29 07:35:17 ozawa Exp $
 *
 * XDTP external sample module program.
 *
 * Copyright 2005- ONGS Inc.
 * 
 * author: Masanori OZAWA (ozawa@ongs.co.jp)
 * version: $Revision: 1.6 $
 *
 * 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 ONGS 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 ONGS 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.
 * 
 * The views and conclusions contained in the software and documentation are
 * those of the authors and should not be interpreted as representing official
 * policies, either expressed or implied, of the ONGS Inc.
 * 
 */

#include "xdtptypes.h"
#include "MyXDTPModule.h"

#include "Utilities.h"

#define REPLACE_TAG    "%REPLACE_POINT%"

//_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/
// interface

extern "C" u_int32_t getXDTPModuleVersion()
{
    return XDTP_MODULE_VERSION;
}

extern "C" XDTP::XDTPModule* buildXDTPModule()
{
	return (new MyXDTPModule());
}

/*
extern "C" XDTP::XDTPChecker* buildXDTPChecker()
{
	return NULL;
}
*/

extern "C" void freeXDTPModule(XDTP::XDTPModule* module)
{
	if (module) delete module;
}

/*
extern "C" void freeXDTPChecker(XDTP::XDTPChecker* checker)
{
	// no operation
}
*/


//_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/
// MyXDTPModule

MyXDTPModule::MyXDTPModule()
{
}

MyXDTPModule::~MyXDTPModule()
{
}

void MyXDTPModule::setOutputFile(const Glib::ustring& anOutputFile)
{
	m_OutputFile = anOutputFile;
}

void MyXDTPModule::setOutputEncoding(const Glib::ustring& anOutputEncoding)
{
	m_OutputEncoding = anOutputEncoding;
}

void MyXDTPModule::treatPostFile(const Glib::ustring& aFile)
{
	bool bSuccess = false;
	Glib::ustring replace_str = "This is replace test.";
	
    // build a temp file
    std::string tmpfile = "_xdtp_temp.XXXXXX";
    int fd = Glib::mkstemp(tmpfile);
    
    if (0 > fd) {
        THROW("Unable to create temp file.");
    }
    close(fd);

	// encoding
	Glib::ustring encoding = m_OutputEncoding;
	if (encoding.empty()) encoding = DEFAULT_OUTPUT_ENCODING;

    // do replace
    try {
        Glib::ustring line;
        Glib::RefPtr<Glib::IOChannel> iioc =
            Glib::IOChannel::create_from_file(aFile.c_str(), "r");
        Glib::RefPtr<Glib::IOChannel> oioc =
            Glib::IOChannel::create_from_file(tmpfile.c_str(), "w");
        iioc->set_encoding(encoding);
        oioc->set_encoding(encoding);
        
        while (iioc->read_line(line) == Glib::IO_STATUS_NORMAL) {
			line = XDTP::Utilities::strReplaceAll
				(line, REPLACE_TAG, replace_str);
			oioc->write(line);
        }
        
        iioc->close();
        oioc->close();
		bSuccess = true;
    }
    catch (XDTP::Exception exception) {
        exception.print(stderr);
    }
    catch (Glib::Error error) {
        std::string msg = Glib::locale_from_utf8(error.what());
        fprintf(stderr, "MyXDTPModule: %s: %s" LINE_SEP, msg.c_str());
    }
	catch (std::exception exception) {
		fprintf(stderr, "MyXDTPModule: %s" LINE_SEP, exception.what());
	}
    catch (...) {
        fprintf(stderr, "MyXDTPModule: unknown error occured." LINE_SEP);
    }
    
    if (bSuccess) {
        bSuccess = XDTP::Utilities::move(tmpfile, aFile);
    }
    if (!bSuccess) {
        remove(tmpfile.c_str());
		THROW("MyXDTPModule: Unable to transform.");
    }
}