32 lines
841 B
PHP
32 lines
841 B
PHP
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<?php
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class DelayCalculator {
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private $currentTime;
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public function __construct ($currentTime) {
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if (!is_string($currentTime)) {
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throw new InvalidArgumentException('$currentTime must be a string');
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}
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if (
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( $this->currentTime = new DateTime($currentTime, $GLOBALS['timezone']) ) === false
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) {
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throw new InvalidArgumentException('$currentTime must be HH:MM');
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}
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#echo PHP_EOL;var_dump($this->currentTime);echo PHP_EOL;
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}
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public function calculateFromRemainingTime (DateInterval $timeToDeparture, DateTime $scheduledTime) {
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$ct = clone $this->currentTime;
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return $ct->add($timeToDeparture)->diff($scheduledTime);
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}
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public function calculateFromExpectedTime (DateTime $departureTime, DateTime $scheduledTime) {
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return $departureTime->diff($scheduledTime);
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}
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}
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?>
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