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/* Icecast
 *
 * This program is distributed under the GNU General Public License, version 2.
 * A copy of this license is included with this source.
 *
 * Copyright 2000-2004, Jack Moffitt <jack@xiph.org, 
 *                      Michael Smith <msmith@xiph.org>,
 *                      oddsock <oddsock@xiph.org>,
 *                      Karl Heyes <karl@xiph.org>
 *                      and others (see AUTHORS for details).
 */

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/* client.c
**
** client interface implementation
**
*/

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#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

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#include <stdlib.h>
#include <string.h>

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#include "thread/thread.h"
#include "avl/avl.h"
#include "httpp/httpp.h"
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#include "connection.h"
#include "refbuf.h"

#include "client.h"
#include "logging.h"

client_t *client_create(connection_t *con, http_parser_t *parser)
{
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    client_t *client = (client_t *)calloc(1, sizeof(client_t));
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    client->con = con;
    client->parser = parser;
    client->queue = NULL;
    client->pos = 0;
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    client->burst_sent = 0;
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    return client;
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}

void client_destroy(client_t *client)
{
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    refbuf_t *refbuf;
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    if (client == NULL)
        return;
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    /* write log entry if ip is set (some things don't set it, like outgoing 
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     * slave requests
     */
    if(client->con->ip)
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        logging_access(client);
    
    connection_close(client->con);
    httpp_destroy(client->parser);
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    while ((refbuf = refbuf_queue_remove(&client->queue)))
        refbuf_release(refbuf);
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    /* we need to free client specific format data (if any) */
    if (client->free_client_data)
        client->free_client_data (client);

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    free(client->username);

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    free(client);
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}
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void client_send_400(client_t *client, char *message) {
    int bytes;
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    bytes = sock_write(client->con->sock, "HTTP/1.0 400 Bad Request\r\n"
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            "Content-Type: text/html\r\n\r\n"
            "<b>%s</b>\r\n", message);
    if(bytes > 0) client->con->sent_bytes = bytes;
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    client->respcode = 400;
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    client_destroy(client);
}

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void client_send_404(client_t *client, char *message) {

    int bytes;
    bytes = sock_write(client->con->sock, "HTTP/1.0 404 File Not Found\r\n"
            "Content-Type: text/html\r\n\r\n"
            "<b>%s</b>\r\n", message);
    if(bytes > 0) client->con->sent_bytes = bytes;
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    client->respcode = 404;
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    client_destroy(client);
}

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void client_send_504(client_t *client, char *message) {
    int bytes;
    client->respcode = 504;
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    bytes = sock_write(client->con->sock, 
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            "HTTP/1.0 504 Server Full\r\n"
            "Content-Type: text/html\r\n\r\n"
            "<b>%s</b>\r\n", message);
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       if (bytes > 0) client->con->sent_bytes = bytes;
    client_destroy(client);
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}

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void client_send_401(client_t *client) {
    int bytes = sock_write(client->con->sock, 
            "HTTP/1.0 401 Authentication Required\r\n"
            "WWW-Authenticate: Basic realm=\"Icecast2 Server\"\r\n"
            "\r\n"
            "You need to authenticate\r\n");
    if(bytes > 0) client->con->sent_bytes = bytes;
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    client->respcode = 401;
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    client_destroy(client);
}