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  /********************************************************************\
  * 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., 51 Franklin St.,
  Fifth Floor, Boston, MA  02110-1301  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 );
}
n class="p">( char, t, BUFSIZE + 1 ); s[BUFSIZE] = 0; } g_free( s ); return( *help ); } void help_free( help_t **help ) { help_t *h, *oh; int last_fd = -1; /* Weak de-dupe */ if( help == NULL || *help == NULL ) return; h = *help; while( h ) { if( h->fd != last_fd ) { close( h->fd ); last_fd = h->fd; } g_free( h->title ); h = (oh=h)->next; g_free( oh ); } *help = NULL; } char *help_get( help_t **help, char *title ) { time_t mtime; struct stat stat[1]; help_t *h; for( h = *help; h; h = h->next ) { if( h->title != NULL && g_strcasecmp( h->title, title ) == 0 ) break; } if( h && h->length > 0 ) { char *s = g_new( char, h->length + 1 ); s[h->length] = 0; if( h->fd >= 0 ) { if( fstat( h->fd, stat ) != 0 ) { g_free( s ); return NULL; } mtime = stat->st_mtime; if( mtime > h->mtime ) { g_free( s ); return NULL; } if( lseek( h->fd, h->offset.file_offset, SEEK_SET ) == -1 || read( h->fd, s, h->length ) != h->length ) return NULL; } else { strncpy( s, h->offset.mem_offset, h->length ); } return s; } return NULL; } int help_add_mem( help_t **help, const char *title, const char *content ) { help_t *h, *l = NULL; for( h = *help; h; h = h->next ) { if( g_strcasecmp( h->title, title ) == 0 ) return 0; l = h; } if( l ) h = l->next = g_new0( struct help, 1 ); else *help = h = g_new0( struct help, 1 ); h->fd = -1; h->title = g_strdup( title ); h->length = strlen( content ); h->offset.mem_offset = g_strdup( content ); return 1; } char *help_get_whatsnew( help_t **help, int old ) { GString *ret = NULL; help_t *h; int v; for( h = *help; h; h = h->next ) if( h->title != NULL && strncmp( h->title, "whatsnew", 8 ) == 0 && sscanf( h->title + 8, "%x", &v ) == 1 && v > old ) { char *s = help_get( &h, h->title ); if( ret == NULL ) ret = g_string_new( s ); else g_string_append_printf( ret, "\n\n%s", s ); g_free( s ); } return ret ? g_string_free( ret, FALSE ) : NULL; }