mirror of
https://github.com/fhem/fhem-mirror.git
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fad9775b97
git-svn-id: https://svn.fhem.de/fhem/trunk/fhem@24128 2b470e98-0d58-463d-a4d8-8e2adae1ed80
427 lines
11 KiB
Perl
427 lines
11 KiB
Perl
##############################################
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# $Id$
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package main;
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use strict;
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use warnings;
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sub
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Utils_Initialize($$)
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{
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my ($hash) = @_;
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}
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sub
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time_str2num($)
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{
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my ($str) = @_;
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my @a;
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return time() if(!$str);
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@a = split("[T: -]", $str); # 31652, 110545,
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return mktime($a[5],$a[4],$a[3],$a[2],$a[1]-1,$a[0]-1900,0,0,-1);
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}
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sub
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min(@)
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{
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my ($min, @vars) = @_;
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return $min if(!defined($min));
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for (@vars) {
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$min = $_ if $_ lt $min;
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}
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return $min;
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}
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sub
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max(@)
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{
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my ($max, @vars) = @_;
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return $max if(!defined($max));
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for (@vars) {
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$max = $_ if $_ gt $max;
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}
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return $max;
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}
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sub
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minNum($@)
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{
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my ($min, @vars) = @_;
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for (@vars) {
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$min = $_ if $_ < $min;
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}
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return $min;
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}
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sub
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maxNum($@)
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{
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my ($max, @vars) = @_;
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for (@vars) {
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$max = $_ if $_ > $max;
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}
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return $max;
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}
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sub
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abstime2rel($)
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{
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my ($h,$m,$s) = split(":", shift);
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$m = 0 if(!$m);
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$s = 0 if(!$s);
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my $t1 = 3600*$h+60*$m+$s;
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my @now = localtime;
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my $t2 = 3600*$now[2]+60*$now[1]+$now[0];
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my $diff = $t1-$t2;
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$diff += 86400 if($diff <= 0);
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return sprintf("%02d:%02d:%02d", $diff/3600, ($diff/60)%60, $diff%60);
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}
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sub
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defInfo($;$)
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{
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my ($search,$internal) = @_;
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$internal = 'DEF' unless defined($internal);
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my @ret;
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my @etDev = devspec2array($search);
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foreach my $d (@etDev) {
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next unless $d;
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next if($d eq $search && !$defs{$d});
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push @ret, $defs{$d}{$internal};
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}
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return @ret;
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}
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my ($SVG_lt, $SVG_ltstr);
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sub
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SVG_time_to_sec($)
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{
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my ($str) = @_;
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if(!$str) {
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return 0;
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}
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my ($y,$m,$d,$h,$mi,$s) = split("[-_:]", $str);
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$s = 0 if(!$s);
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$mi= 0 if(!$mi);
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$h = 0 if(!$h);
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$d = 1 if(!$d);
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$m = 1 if(!$m);
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if(!$SVG_ltstr || $SVG_ltstr ne "$y-$m-$d-$h") { # 2.5x faster
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$SVG_lt = mktime(0,0,$h,$d,$m-1,$y-1900,0,0,-1);
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$SVG_ltstr = "$y-$m-$d-$h";
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}
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return $s+$mi*60+$SVG_lt;
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}
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######## trim #####################################################
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# What : cuts blankspaces from the beginning and end of a string
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# Call : { trim(" Hello ") }
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# Source: http://www.somacon.com/p114.php ,
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# http://www.fhemwiki.de/wiki/TRIM-Funktion-Anfangs/EndLeerzeichen_aus_Strings_entfernen
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sub trim($)
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{
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my $string = shift;
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$string =~ s/^\s+//;
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$string =~ s/\s+$//;
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return $string;
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}
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######## ltrim ####################################################
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# What : cuts blankspaces from the beginning of a string
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# Call : { ltrim(" Hello") }
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# Source: http://www.somacon.com/p114.php ,
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# http://www.fhemwiki.de/wiki/TRIM-Funktion-Anfangs/EndLeerzeichen_aus_Strings_entfernensub ltrim($)
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sub ltrim($)
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{
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my $string = shift;
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$string =~ s/^\s+//;
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return $string;
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}
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######## rtrim ####################################################
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# What : cuts blankspaces from the end of a string
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# Call : { rtrim("Hello ") }
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# Source: http://www.somacon.com/p114.php ,
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# http://www.fhemwiki.de/wiki/TRIM-Funktion-Anfangs/EndLeerzeichen_aus_Strings_entfernensub ltrim($)
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sub rtrim($)
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{
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my $string = shift;
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$string =~ s/\s+$//;
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return $string;
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}
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######## UntoggleDirect ###########################################
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# What : For devices paired directly, converts state 'toggle' into 'on' or 'off'
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# Call : { UntoggleDirect("myDevice") }
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# define untoggle_myDevice notify myDevice { UntoggleDirect("myDevice") }
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# Source: http://www.fhemwiki.de/wiki/FS20_Toggle_Events_auf_On/Off_umsetzen
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sub UntoggleDirect($)
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{
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my ($obj) = shift;
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Log 4, "UntoggleDirect($obj)";
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if (Value($obj) eq "toggle"){
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if (OldValue($obj) eq "off") {
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{fhem ("setstate ".$obj." on")}
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}
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else {
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{fhem ("setstate ".$obj." off")}
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}
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}
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else {
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{fhem "setstate ".$obj." ".Value($obj)}
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}
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}
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######## UntoggleIndirect #########################################
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# What : For devices paired indirectly, switches the target device 'on' or 'off' also when a 'toggle' was sent from the source device
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# Call : { UntoggleIndirect("mySensorDevice","myActorDevice","50%") }
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# define untoggle_mySensorDevice_myActorDevice notify mySensorDevice { UntoggleIndirect("mySensorDevice","myActorDevice","50%%") }
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# Source: http://www.fhemwiki.de/wiki/FS20_Toggle_Events_auf_On/Off_umsetzen
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sub UntoggleIndirect($$$)
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{
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my ($sender, $actor, $dimvalue) = @_;
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Log 4, "UntoggleIndirect($sender, $actor, $dimvalue)";
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if (Value($sender) eq "toggle")
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{
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if (Value($actor) eq "off") {fhem ("set ".$actor." on")}
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else {fhem ("set ".$actor." off")}
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}
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## workaround for dimming currently not working with indirect pairing
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## (http://culfw.de/commandref.html: "TODO/Known BUGS - FS20 dim commands should not repeat.")
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elsif (Value($sender) eq "dimup") {fhem ("set ".$actor." dim100%")}
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elsif (Value($sender) eq "dimdown") {fhem ("set ".$actor." ".$dimvalue)}
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elsif (Value($sender) eq "dimupdown")
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{
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if (Value($actor) eq $dimvalue) {fhem ("set ".$actor." dim100%")}
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## Heuristic above doesn't work if lamp was dimmed, then switched off, then switched on, because state is "on", but the lamp is actually dimmed.
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else {fhem ("set ".$actor." ".$dimvalue)}
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sleep 1;
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}
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## end of workaround
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else {fhem ("set ".$actor." ".Value($sender))}
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return;
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}
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sub
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IsInt($)
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{
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defined $_[0] && $_[0] =~ /^[+-]?\d+$/;
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}
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# Small NC replacement: fhemNc("ip:port", "text", waitForReturn);
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sub
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fhemNc($$$)
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{
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my ($addr, $txt, $waitForReturn) = @_;
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my $client = IO::Socket::INET->new(PeerAddr => $addr);
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return "Can't connect to $addr\n" if(!$client);
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syswrite($client, $txt);
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return "" if(!$waitForReturn);
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my ($ret, $buf) = ("", "");
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shutdown($client, 1);
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alarm(5);
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while(sysread($client, $buf, 256) > 0) {
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$ret .= $buf;
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}
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alarm(0);
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close($client);
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return $ret;
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}
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sub
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round($$)
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{
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my($v,$n) = @_;
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return sprintf("%.${n}f",$v);
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}
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sub
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sortTopicNum(@)
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{
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my ($sseq,@nums) = @_;
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my @sorted = map {$_->[0]}
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sort {$a->[1] cmp $b->[1]}
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map {[$_, pack "C*", split /\./]} @nums;
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@sorted = map {join ".", unpack "C*", $_}
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sort
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map {pack "C*", split /\./} @nums;
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if($sseq eq "desc") {
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@sorted = reverse @sorted;
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}
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return @sorted;
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}
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sub
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Svn_GetFile($$;$)
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{
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my ($from, $to, $finishFn) = @_;
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require HttpUtils;
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return "Missing argument from or to" if(!$from || !$to);
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return "Forbidden characters in from/to"
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if($from =~ m/\.\./ || $to =~ m/\.\./ || $to =~ m,^/,);
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HttpUtils_NonblockingGet({
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url=>"https://svn.fhem.de/trac/browser/trunk/fhem/$from?format=txt",
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callback=>sub($$$){
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if($_[1]) {
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Log 1, "ERROR Svn_GetFile $from: $_[1]";
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return;
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}
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if(!open(FH,">$to")) {
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Log 1, "ERROR Svn_GetFile $to: $!";
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return;
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}
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print FH $_[2];
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close(FH);
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Log 1, "SVN download of $from to $to finished";
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if($finishFn) {
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eval { &$finishFn; };
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Log 1, $@ if($@);
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}
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}});
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return "Download started, check the FHEM-log";
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}
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sub
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WriteFile($$)
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{
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my ($filename, $data) = @_;
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return "Forbidden characters in filename"
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if($filename =~ m/\.\./ || $filename =~ m,^/,);
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if(!open(FH,">$filename")) {
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Log 1, "ERROR WriteFile $filename: $!";
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return;
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}
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print FH $data;
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close(FH);
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}
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1;
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=pod
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=item helper
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=item summary FHEM utility functions
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=item summary_DE FHEM Hilfsfunktionen
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=begin html
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<a name="Utils"></a>
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<h3>Utils</h3>
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<ul>
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This is a collection of functions that can be used module-independant
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in all your own development<br/>
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</br>
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<b>Defined functions</b><br/><br/>
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<ul>
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<li><b>abstime2rel("HH:MM:SS")</b><br>tells you the difference as HH:MM:SS
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between now and the argument</li><br/>
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<li><b>ltrim("string")</b><br>returns string without leading
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spaces</li><br/>
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<li><b>max(str1, str2, ...)</b><br>returns the highest value from a given
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list (sorted alphanumeric)</li><br/>
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<li><b>maxNum(num1, num2, ...)</b><br>returns the highest value from a
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given list (sorted numeric)</li><br/>
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<li><b>min(str1, str2, ...)</b><br>returns the lowest value from a given
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list (sorted alphanumeric)</li><br/>
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<li><b>minNum(num1, num2, ...)</b><br>returns the lowest value from a given
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list (sorted numeric)</li><br/>
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<li><b>rtrim("string")</b><br>returns string without trailing
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spaces</li><br/>
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<li><b>time_str2num("YYYY-MM-DD HH:MM:SS")</b><br>convert a time string to
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number of seconds since 1970</li><br/>
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<li><b>trim("string")</b><br>returns string without leading and without
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trailing spaces</li><br/>
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<li><b>UntoggleDirect("deviceName")</b><br>For devices paired directly,
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converts state 'toggle' into 'on' or 'off'</li><br/>
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<li><b>UntoggleIndirect()</b><br>For devices paired indirectly, switches
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the target device 'on' or 'off', also when a 'toggle' was sent from the
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source device</li><br/>
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<li><b>defInfo("devspec", "internal")</b><br>return an array with the
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internal values of all devices found with devspec, e.g.
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defInfo("TYPE=SVG", "GPLOTFILE").</li><br/>
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<li><b>SVG_time_to_sec("YYYY-MM-DD_HH:MM:SS")</b><br>converts the argument
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to the number of seconds since 1970. Optimized for repeated use of similar
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timestamps.</li></br>
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<li><b>fhemNc("host:port", "textToSend", waitForReturn)</b><br>
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sends textToSend to host:port, and if waitForReturn is set, then read
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the answer (wait up to 5 seconds) and return it. Intended as small
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nc replacement.
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</li></br>
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<li><b>round(value, digits)</b><br>
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round <value> to given digits behind comma
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</li></br>
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<li><b>getUniqueId()</b><br>
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return the FHEM uniqueID used by the fheminfo command. Uses the
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getKeyValue / setKeyValue functions.
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</li></br>
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<li><b>setKeyValue(keyName, value)</b><br>
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store the value in the file $modpath/FHEM/FhemUtils/uniqueID (the name is
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used for backward compatibility), or in the database, if using configDB.
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value may not contain newlines, and only one value per key is stored.
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The file/database entry will be written immediately, no explicit save is
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required. If the value is undef, the entry will be deleted.
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Returns an error-string or undef.
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</li></br>
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<li><b>getKeyValue(keyName)</b><br>
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return ($error, $value), stored previously by setKeyValue.
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$error is set if there was an error. Both are undef, if there is no
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value yet for this key.
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</li></br>
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<li><b>sortTopicNum("asc"|"desc",<list of numbers>)</b><br>
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sort an array of numbers like x.x.x<br>
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(Forum #98578)
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</li></br>
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<li><b>Svn_GetFile(from, to, [finishFn])</b><br>
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Retrieve a file diretly from the fhem.de SVN server.<br>
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If the third (optional) parameter is set, it must be a function, which is
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executed after the file is saved.
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Example:
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<ul>
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<code>{ Svn_GetFile("contrib/86_FS10.pm", "FHEM/86_FS10.pm") }</code>
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<code>{ Svn_GetFile("contrib/86_FS10.pm", "FHEM/86_FS10.pm", sub(){CommandReload(undef, "86_FS10")}) }</code>
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</ul>
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</li></br>
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<li><b>WriteFile(file, content)</b><br>
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Write a file in/below the curent directory.
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Example:
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<ul>
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attr m2d readingList map:.* { WriteFile("www/images/map.png",$EVENT);; {map=>"images/map.png"} }
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attr m2d devStateIcon { '<img src="fhem/images/map.png" style="max-width:256;;max-height:256;;">' }
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</ul>
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</li></br>
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</ul>
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</ul>
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=end html
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=cut
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