/* 
 * $Id: URI_Impl.cpp,v 1.6 2006/03/05 05:00:09 ozawa Exp $
 *
 * Copyright 2005- ONGS Inc. All rights reserved.
 * 
 * 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 "xdtp.h"
#include "URI_Impl.h"

using namespace XDTP;

URI_Impl::URI_Impl() : URI()
{
}

URI_Impl::URI_Impl(const Glib::ustring& uri)
{
    m_URIPtr = xmlParseURI(uri.c_str());
#ifdef DEBUG
    if (!m_URIPtr) {
        fprintf(stderr, "%s: Unable to parse the URI. (%s)" LINE_SEP, APP_NAME, uri.c_str());
    }
#if 0
    else {
        fprintf(stdout, "%s: xmlPrintURI: ", APP_NAME);
        xmlPrintURI(stdout, m_URIPtr);
        fprintf(stdout, LINE_SEP);
        fprintf(stdout, "%s: debug: scheme: %s" LINE_SEP, APP_NAME, m_URIPtr->scheme);
        fprintf(stdout, "%s: debug: opaque: %s" LINE_SEP, APP_NAME, m_URIPtr->opaque);
        fprintf(stdout, "%s: debug: authority: %s" LINE_SEP, APP_NAME, m_URIPtr->authority);
        fprintf(stdout, "%s: debug: server: %s" LINE_SEP, APP_NAME, m_URIPtr->server);
        fprintf(stdout, "%s: debug: user: %s" LINE_SEP, APP_NAME, m_URIPtr->user);
        fprintf(stdout, "%s: debug: port: %d" LINE_SEP, APP_NAME, m_URIPtr->port);
        fprintf(stdout, "%s: debug: path: %s" LINE_SEP, APP_NAME, m_URIPtr->path);
        fprintf(stdout, "%s: debug: query: %s" LINE_SEP, APP_NAME, m_URIPtr->query);
        fprintf(stdout, "%s: debug: fragment: %s" LINE_SEP, APP_NAME, m_URIPtr->fragment);
        fprintf(stdout, "%s: debug: cleanup: %d" LINE_SEP, APP_NAME, m_URIPtr->cleanup);
    }
#endif
#endif
}

URI_Impl::~URI_Impl()
{
    // no operation
}

Glib::ustring URI_Impl::getScheme() const
{
    if (!m_URIPtr) return "";
    
    if (!m_URIPtr->scheme) return "";
    
    return (m_URIPtr->scheme);
}

bool URI_Impl::isHttpScheme() const
{
    Glib::ustring scheme = getScheme().lowercase();
    
    return ("http" == scheme || "https" == scheme);
}

bool URI_Impl::isFtpScheme() const
{
    return ("ftp" == getScheme().lowercase());
}

bool URI_Impl::isFileScheme() const
{
    return ("file" == getScheme().lowercase());
}

Glib::ustring URI_Impl::getHostname() const
{
    if (!m_URIPtr) return "";

    if (!m_URIPtr->server) return "";
    
    return (m_URIPtr->server);
}

Glib::ustring URI_Impl::getUsername() const
{
    if (!m_URIPtr) return "";

    if (!m_URIPtr->user) return "";
    
    return (m_URIPtr->user);
}

int URI_Impl::getPort() const
{
    if (!m_URIPtr) return -1;
    
    return (m_URIPtr->port);
}

Glib::ustring URI_Impl::getPath() const
{
    if (!m_URIPtr) return "";

    if (!m_URIPtr->path) {
        // file:hoge 形式で相対パスを指定した場合の救済処置
        // これは、RFC で規定される正しい動作ではありません。
#ifdef WITH_RELIEF_FILE_SCHEME
        if (isFileScheme()) {
            if (!m_URIPtr->server && m_URIPtr->opaque && '/' != *(m_URIPtr->opaque)) {
                return m_URIPtr->opaque;
            }
        }
#endif
        return "";
    }
    
    return (m_URIPtr->path);
}

Glib::ustring URI_Impl::getAbsolutePath(const Glib::ustring& base) const
{
    Glib::ustring path = getPath();
    
    // URIではパスの区切りは '/' 固定
    if (0 < path.length() && '/' != path.at(0)) {
        if ('/' == base.at(base.length() -1)) {
            path = base + path;
        }
        else {
            path = base + '/' + path;
        }
    }
    
    return path;
}

Glib::ustring URI_Impl::getQuery() const
{
    if (!m_URIPtr) return "";

    if (!m_URIPtr->query) return "";
    
    return (m_URIPtr->query);
}