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/********************************************************************\
* BitlBee -- An IRC to other IM-networks gateway *
* *
* Copyright 2002-2010 Wilmer van der Gaast and others *
\********************************************************************/
/* Some stuff that doesn't belong anywhere else. */
/*
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 "bitlbee.h"
char *set_eval_timezone( set_t *set, char *value )
{
char *s;
if( strcmp( value, "local" ) == 0 ||
strcmp( value, "gmt" ) == 0 || strcmp( value, "utc" ) == 0 )
return value;
/* Otherwise: +/- at the beginning optional, then one or more numbers,
possibly followed by a colon and more numbers. Don't bother bound-
checking them since users are free to shoot themselves in the foot. */
s = value;
if( *s == '+' || *s == '-' )
s ++;
/* \d+ */
if( !isdigit( *s ) )
return SET_INVALID;
while( *s && isdigit( *s ) ) s ++;
/* EOS? */
if( *s == '\0' )
return value;
/* Otherwise, colon */
if( *s != ':' )
return SET_INVALID;
s ++;
/* \d+ */
if( !isdigit( *s ) )
return SET_INVALID;
while( *s && isdigit( *s ) ) s ++;
/* EOS */
return *s == '\0' ? value : SET_INVALID;
}
char *irc_format_timestamp( irc_t *irc, time_t msg_ts )
{
time_t now_ts = time( NULL );
struct tm now, msg;
char *set;
/* If the timestamp is <= 0 or less than a minute ago, discard it as
it doesn't seem to add to much useful info and/or might be noise. */
if( msg_ts <= 0 || msg_ts > now_ts - 60 )
return NULL;
set = set_getstr( &irc->b->set, "timezone" );
if( strcmp( set, "local" ) == 0 )
{
localtime_r( &now_ts, &now );
localtime_r( &msg_ts, &msg );
}
else
{
int hr, min = 0, sign = 60;
if( set[0] == '-' )
{
sign *= -1;
set ++;
}
else if( set[0] == '+' )
{
set ++;
}
if( sscanf( set, "%d:%d", &hr, &min ) >= 1 )
{
msg_ts += sign * ( hr * 60 + min );
now_ts += sign * ( hr * 60 + min );
}
gmtime_r( &now_ts, &now );
gmtime_r( &msg_ts, &msg );
}
if( msg.tm_year == now.tm_year && msg.tm_yday == now.tm_yday )
return g_strdup_printf( "\x02[\x02\x02\x02%02d:%02d:%02d\x02]\x02 ",
msg.tm_hour, msg.tm_min, msg.tm_sec );
else
return g_strdup_printf( "\x02[\x02\x02\x02%04d-%02d-%02d "
"%02d:%02d:%02d\x02]\x02 ",
msg.tm_year + 1900, msg.tm_mon + 1, msg.tm_mday,
msg.tm_hour, msg.tm_min, msg.tm_sec );
}
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