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<?php |
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namespace Win\Calendar; |
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use DateInterval; |
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/** |
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* Calculo de Datas |
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*/ |
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class DateCalc { |
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const SECONDS = 'seconds'; |
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const MINUTES = 'minutes'; |
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const HOURS = 'hours'; |
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const DAYS = 'days'; |
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const WEEKS = 'weeks'; |
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const MONTHS = 'months'; |
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const YEARS = 'years'; |
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/** @var string[] Unidades de tempo */ |
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static private $units = array( |
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self::SECONDS => ['segundo', 'segundos', 1], |
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self::MINUTES => ['minuto', 'minutos', 60], |
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self::HOURS => ['hora', 'horas', 60 * 60], |
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self::DAYS => ['dia', 'dias', 24 * 60 * 60], |
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self::WEEKS => ['semana', 'semanas', 7 * 24 * 60 * 60], |
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self::MONTHS => ['mês', 'mêses', 30 * 24 * 60 * 60], |
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self::YEARS => ['ano', 'anos', 365 * 24 * 60 * 60] |
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); |
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/** |
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* @param DateTime $dateTime |
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* @param int $minutes |
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*/ |
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public static function sumSeconds(DateTime $dateTime, $minutes = 1) { |
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$dateTime->add(DateInterval::createFromDateString($minutes . ' ' . static::SECONDS)); |
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} |
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/** |
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* @param DateTime $dateTime |
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* @param int $minutes |
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*/ |
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public static function sumMinutes(DateTime $dateTime, $minutes = 1) { |
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$dateTime->add(DateInterval::createFromDateString($minutes . ' ' . static::MINUTES)); |
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} |
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/** |
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* @param DateTime $dateTime |
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* @param int $hours |
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*/ |
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public static function sumHours(DateTime $dateTime, $hours = 1) { |
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$dateTime->add(DateInterval::createFromDateString($hours . ' ' . static::HOURS)); |
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} |
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/** |
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* @param DateTime $dateTime |
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* @param int $days |
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*/ |
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public static function sumDays(DateTime $dateTime, $days = 1) { |
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$dateTime->add(DateInterval::createFromDateString($days . ' ' . static::DAYS)); |
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} |
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/** |
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* @param DateTime $dateTime |
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* @param int $weeks |
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*/ |
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public static function sumWeeks(DateTime $dateTime, $weeks = 1) { |
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$dateTime->add(DateInterval::createFromDateString($weeks . ' ' . static::WEEKS)); |
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} |
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/** |
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* @param DateTime $dateTime |
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* @param int $months |
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*/ |
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public static function sumMonths(DateTime $dateTime, $months = 1) { |
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$dateTime->add(DateInterval::createFromDateString($months . ' ' . static::MONTHS)); |
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} |
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/** |
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* @param DateTime $dateTime |
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* @param int $years |
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*/ |
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public static function sumYears(DateTime $dateTime, $years = 1) { |
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$dateTime->add(DateInterval::createFromDateString($years . ' ' . static::YEARS)); |
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} |
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/** |
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* @param DateTime $dateTime |
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* @param int $minutes |
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*/ |
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public static function subSeconds(DateTime $dateTime, $minutes = 1) { |
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$dateTime->sub(DateInterval::createFromDateString($minutes . ' ' . static::SECONDS)); |
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} |
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/** |
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* @param DateTime $dateTime |
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* @param int $minutes |
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*/ |
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public static function subMinutes(DateTime $dateTime, $minutes = 1) { |
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$dateTime->sub(DateInterval::createFromDateString($minutes . ' ' . static::MINUTES)); |
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} |
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/** |
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* @param DateTime $dateTime |
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* @param int $hours |
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*/ |
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public static function subHours(DateTime $dateTime, $hours = 1) { |
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$dateTime->sub(DateInterval::createFromDateString($hours . ' ' . static::HOURS)); |
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} |
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/** |
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* @param DateTime $dateTime |
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* @param int $days |
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*/ |
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public static function subDays(DateTime $dateTime, $days = 1) { |
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$dateTime->sub(DateInterval::createFromDateString($days . ' ' . static::DAYS)); |
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} |
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/** |
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* @param DateTime $dateTime |
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* @param int $weeks |
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*/ |
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public static function subWeeks(DateTime $dateTime, $weeks = 1) { |
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$dateTime->sub(DateInterval::createFromDateString($weeks . ' ' . static::WEEKS)); |
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} |
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/** |
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* @param DateTime $dateTime |
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* @param int $months |
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*/ |
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public static function subMonths(DateTime $dateTime, $months = 1) { |
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$dateTime->sub(DateInterval::createFromDateString($months . ' ' . static::MONTHS)); |
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} |
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/** |
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* @param DateTime $dateTime |
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* @param int $years |
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*/ |
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public static function subYears(DateTime $dateTime, $years = 1) { |
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$dateTime->sub(DateInterval::createFromDateString($years . ' ' . static::YEARS)); |
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} |
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/** |
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* Converte segundos em outro formato/unidade |
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* @param int $seconds |
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* @param string $format [d,m,Y,H,i] |
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*/ |
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public static function secondsToFormat($seconds = 0, $format = 'i') { |
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$dt1 = new DateTime("@0"); |
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$dt2 = new DateTime("@$seconds"); |
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return $dt1->diff($dt2)->format('%' . $format); |
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} |
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/** |
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* Retorna a data no formato humano |
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* @param DateTime|boolean $date |
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* @return string (ex: 4 horas atrás), (ex: daqui a 5 dias) |
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*/ |
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public static function toTimeAgo($date) { |
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$timeAgo = 'indisponível'; |
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if ($date !== false) { |
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$time = time() - strtotime($date->format(DateTime::SQL_DATE_TIME)); |
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if ($time === 0) { |
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$timeAgo = 'agora mesmo'; |
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} elseif ($time > 0) { |
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$timeAgo = static::toHighestUnit($time) . ' atrás'; |
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} else { |
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$timeAgo = 'daqui a ' . static::toHighestUnit($time * (-1)); |
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} |
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} |
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return $timeAgo; |
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} |
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/** |
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* Converte a quantidade de segundos para a maior possível |
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* @param int $seconds |
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* @return string |
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*/ |
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protected static function toHighestUnit($seconds) { |
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$units = array_reverse(DateCalc::$units); |
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$time = 0; |
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foreach ($units as $unitName => $unitInfo) { |
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if ($seconds >= $unitInfo[2]) { |
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$timeTotal = floor($seconds / $unitInfo[2]); |
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$isPlural = ($timeTotal > 1); |
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$time = $timeTotal . ' ' . self::$units[$unitName][$isPlural]; |
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break; |
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} |
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} |
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return $time; |
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} |
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} |
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