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98_logProxy.pm: fix for value = 0 -> use defined($x) instead of $x

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git-svn-id: https://svn.fhem.de/fhem/trunk@7013 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
justme-1968 2014-11-17 20:11:17 +00:00
parent db471b233a
commit 76299490c3
1 changed files with 3 additions and 3 deletions
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fhem/FHEM/98_logProxy.pm
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@ -520,7 +520,7 @@ logProxy_clipData($$$$;$)
}
} else {
if( !$ret && $prev_value && $sec < $from ) {
if( !$ret && defined($prev_value) ) {
my $value = $prev_value;
$value = logProxy_linearInterpolate( SVG_time_to_sec($prev_timestamp), $prev_value, SVG_time_to_sec($d), $v, $from ) if( $interpolate );
@ -543,7 +543,7 @@ logProxy_clipData($$$$;$)
}
#if predict is set -> extend bejond last value
if( defined($predict) && !$next_value ) {
if( defined($predict) && !defined($next_value) ) {
$next_value = $prev_value;
#if $predict = 0 -> predict to end of plot
@ -559,7 +559,7 @@ logProxy_clipData($$$$;$)
$next_timestamp = sprintf("%04d-%02d-%02d_%02d:%02d:%02d", $t[5]+1900, $t[4]+1, $t[3], $t[2], $t[1], $t[0]);
}
if( $next_value ) {
if( defined($next_value) ) {
my $value = $prev_value;
$value = logProxy_linearInterpolate( SVG_time_to_sec($prev_timestamp), $prev_value, SVG_time_to_sec($next_timestamp), $next_value, $to ) if( $interpolate );