Created
July 18, 2014 23:34
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Funções para calcular intervalo de tempo
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<?php | |
function truncate($value) { | |
$parts = explode('.',$value); | |
return $parts{0}; | |
} | |
function sum_the_time($time1, $time2) { | |
$seconds = 0; | |
$times = array($time1, $time2); | |
foreach($times as $time){ | |
$seconds += timetosec($time); | |
} | |
return sectotime($seconds); | |
} | |
function timetosec($time){ | |
$_seconds = 0; | |
list($h,$i,$s) = explode(':', $time); | |
if ( substr($time, 0, 1) == '-' ) { | |
$i = '-'.$i; | |
$s = '-'.$s; | |
} | |
$_seconds += ($h*60*60); | |
$_seconds += ($i*60); | |
$_seconds += ($s); | |
return $_seconds; | |
} | |
function sectotime($seconds, $with_seconts = TRUE){ | |
// Transforma tudo em Hora minuto e segundo | |
$hours = truncate($seconds / (60*60)); | |
$minutes = truncate(($seconds / 60) % 60); | |
$seconds = truncate($seconds % 60); | |
// Deixa munutos e segundos positivos | |
$minutes = $minutes < 0 ? -$minutes : $minutes; | |
$seconds = $seconds < 0 ? -$seconds : $seconds; | |
// Descarta ponto flutuante | |
$hours = truncate($hours); | |
$minutes = truncate($minutes); | |
$seconds = truncate($seconds); | |
// Completa com Zeros | |
$hours = str_pad($hours, 2, '0', STR_PAD_LEFT); | |
$minutes = str_pad($minutes, 2, '0', STR_PAD_LEFT); | |
$seconds = str_pad($seconds, 2, '0', STR_PAD_LEFT); | |
if ( substr($hours, 0, 1) == '-' ) { | |
$_h = -$hours; | |
$_h = str_pad($_h, 2, '0', STR_PAD_LEFT); | |
$hours = '-'.$_h; | |
} | |
if ( !$with_seconts ) { | |
$seconds = '00'; | |
} | |
// Retorna formatado | |
return "$hours:$minutes:$seconds"; | |
} |
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