/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 * 
 *************************************************************/



/**************************************************************************
                                TODO
 **************************************************************************

 *************************************************************************/

#ifndef _FTP_FTPURL_HXX_
#define _FTP_FTPURL_HXX_

#include "curl.hxx"
#include <curl/easy.h>
#include <com/sun/star/io/XOutputStream.hpp>

#include <rtl/ustring.hxx>
#include <osl/mutex.hxx>
#include <osl/file.h>
#include <vector>

#include "ftpdirp.hxx"
#include "ftpcfunc.hxx"

namespace ftp {

    /** Forward declarations.
     */

    class FTPHandleProvider;


    enum FTPErrors { FILE_EXIST_DURING_INSERT = CURL_LAST +1,
                     FOLDER_EXIST_DURING_INSERT,
                     FOLDER_MIGHT_EXIST_DURING_INSERT,
                     FILE_MIGHT_EXIST_DURING_INSERT };


    class malformed_exception { };


    class curl_exception
    {
    public:

        curl_exception(sal_Int32 err)
            : n_err(err) { }

        sal_Int32 code() const { return n_err; }


    private:

        sal_Int32 n_err;
    };

    class CurlInput {

    public:

        // returns the number of bytes actually read
        virtual sal_Int32 read(sal_Int8 *dest,sal_Int32 nBytesRequested) = 0;
    };


    class FTPURL
    {
    public:

        FTPURL(
            const rtl::OUString& aIdent,
            FTPHandleProvider* pFCP = 0
        )
            throw(
                malformed_exception
            );

        FTPURL(const FTPURL& r);

        ~FTPURL();

        rtl::OUString host() const { return m_aHost; }

        rtl::OUString port() const { return m_aPort; }

        rtl::OUString username() const { return m_aUsername; }

        /** This returns the URL, but cleaned from
         *  unnessary ellipses.
         */

        rtl::OUString ident(bool withslash,bool internal) const;

        /** returns the parent url.
         */

        rtl::OUString parent(bool internal = false) const;

        /** sets the unencoded title */
        void child(const rtl::OUString& title);

        /** returns the unencoded title */
        rtl::OUString child(void) const;

        std::vector<FTPDirentry> list(sal_Int16 nMode) const
            throw(curl_exception);

        // returns a pointer to an open tempfile,
        // seeked to the beginning of.
        oslFileHandle open() throw(curl_exception);

        FTPDirentry direntry() const throw(curl_exception);

        void insert(bool ReplaceExisting,void* stream) const
            throw(curl_exception);

        void mkdir(bool ReplaceExisting) const
            throw(curl_exception);

        rtl::OUString ren(const rtl::OUString& NewTitle)
            throw(curl_exception);

        void del() const
            throw(curl_exception);


    private:

        osl::Mutex m_mutex;

        FTPHandleProvider *m_pFCP;

        mutable rtl::OUString m_aUsername;
        bool m_bShowPassword;
        mutable rtl::OUString m_aHost;
        mutable rtl::OUString m_aPort;
        mutable rtl::OUString m_aType;

        /** Contains the encoded pathsegments of the url.
         */
        std::vector<rtl::OUString> m_aPathSegmentVec;

        void parse(const rtl::OUString& url)
            throw(
                malformed_exception
            );

        rtl::OUString net_title() const throw(curl_exception);
    };

}


#endif