source: lib/url.c @ ad404ab

  /********************************************************************\
  * BitlBee -- An IRC to other IM-networks gateway                     *
  *                                                                    *
  * Copyright 2001-2005 Wilmer van der Gaast and others                *
  \********************************************************************/

/* URL/mirror stuff - Stolen from Axel                                  */

/*
  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License with
  the Debian GNU/Linux distribution in /usr/share/common-licenses/GPL;
  if not, write to the Free Software Foundation, Inc., 59 Temple Place,
  Suite 330, Boston, MA  02111-1307  USA
*/

#include "url.h"

/* Convert an URL to a url_t structure */
int url_set( url_t *url, const char *set_url )
{
        char s[MAX_STRING+1];
        char *i;
        
        memset( url, 0, sizeof( url_t ) );
        memset( s, 0, sizeof( s ) );
        
        /* protocol:// */
        if( ( i = strstr( set_url, "://" ) ) == NULL )
        {
                url->proto = PROTO_DEFAULT;
                strncpy( s, set_url, MAX_STRING );
        }
        else
        {
                if( g_strncasecmp( set_url, "http", i - set_url ) == 0 )
                        url->proto = PROTO_HTTP;
                else if( g_strncasecmp( set_url, "https", i - set_url ) == 0 )
                        url->proto = PROTO_HTTPS;
                else if( g_strncasecmp( set_url, "socks4", i - set_url ) == 0 )
                        url->proto = PROTO_SOCKS4;
                else if( g_strncasecmp( set_url, "socks5", i - set_url ) == 0 )
                        url->proto = PROTO_SOCKS5;
                else
                        return 0;
                
                strncpy( s, i + 3, MAX_STRING );
        }
        
        /* Split */
        if( ( i = strchr( s, '/' ) ) == NULL )
        {
                strcpy( url->file, "/" );
        }
        else
        {
                strncpy( url->file, i, MAX_STRING );
                *i = 0;
        }
        strncpy( url->host, s, MAX_STRING );
        
        /* Check for username in host field */
        if( strrchr( url->host, '@' ) != NULL )
        {
                strncpy( url->user, url->host, MAX_STRING );
                i = strrchr( url->user, '@' );
                *i = 0;
                strcpy( url->host, i + 1 );
                *url->pass = 0;
        }
        /* If not: Fill in defaults */
        else
        {
                *url->user = *url->pass = 0;
        }
        
        /* Password? */
        if( ( i = strchr( url->user, ':' ) ) != NULL )
        {
                *i = 0;
                strcpy( url->pass, i + 1 );
        }
        /* Port number? */
        if( ( i = strchr( url->host, ':' ) ) != NULL )
        {
                *i = 0;
                sscanf( i + 1, "%d", &url->port );
        }
        else
        {
                if( url->proto == PROTO_HTTP )
                        url->port = 80;
                else if( url->proto == PROTO_HTTPS )
                        url->port = 443;
                else if( url->proto == PROTO_SOCKS4 || url->proto == PROTO_SOCKS5 )
                        url->port = 1080;
        }
        
        return( url->port > 0 );
}