/** * @param Event $event * @return Entry[] * * @throws Exception\RuntimeException * @throws Zend\Di\Exception\ClassNotFoundException */ public function process(Event $event) { $entries = new ArrayCollection(); $eventRange = new DateRange($event->start, $event->end); if ($eventRange->isEmpty()) { return $entries; } $rule = $event->rule; if ($rule === null) { throw new Exception\RuntimeException(sprintf('The event %s has no associated rule.', $event->id)); } $config = $this->getMatchingConfiguration($rule, $eventRange->getStart()); if ($config->end < $eventRange->getEnd()) { throw new Exception\RuntimeException(sprintf('The rule configuration %s from %s to %s does not' . ' cover the desired range %s to %s.', $config->id, $config->start->format('Y-m-d'), $config->end->format('Y-m-d'), $eventRange->getStart()->format('Y-m-d'), $eventRange->getEnd()->format('Y-m-d'))); } $strategy = $this->di->get($config->strategy); if (!$strategy instanceof StrategyInterface) { throw new Exception\RuntimeException(sprintf('The class %s does not implement %s.', get_class($strategy), 'Tillikum\\Billing\\Event\\Strategy\\StrategyInterface')); } $strategyEntries = $strategy->process($event, $config); foreach ($strategyEntries as $entry) { if ($event->is_credit) { $entry->amount *= -1; } $entries->add($entry); } return $entries; }
public function process(Event $event, RuleConfig $config) { $entries = new ArrayCollection(); $configRange = new DateRange($config->start, $config->end); $eventRange = new DateRange($event->start, $event->end); if ($configRange->isEmpty()) { return $entries; } $amountPerRange = new Money($config->amount, $config->currency); $configDays = (int) $configRange->getStart()->diff($configRange->getEnd())->format('%R%a') + 1; $totalDays = (int) $eventRange->getStart()->diff($eventRange->getEnd())->format('%R%a') + 1; // If we match up nicely, just bill at the fixed value and we're done if ($eventRange->equals($configRange)) { $rangeTotal = $amountPerRange; $entry = new Entry(); $entry->amount = $rangeTotal->round(2); $entry->currency = $rangeTotal->getCurrency(); $entry->code = $config->code; $entry->description = sprintf('%s to %s (%s %s) @ %s for the entire range', $event->start->format('Y-m-d'), $event->end->format('Y-m-d'), $totalDays, $totalDays == 1 ? 'day' : 'days', $amountPerRange->format()); $entries->add($entry); } else { // (amount per fixed range / days in fixed range) * days billed $proratedTotal = $amountPerRange->div($configDays)->mul($totalDays); $entry = new Entry(); $entry->amount = $proratedTotal->round(2); $entry->currency = $proratedTotal->getCurrency(); $entry->code = $config->code; $entry->description = sprintf('%s to %s (%s %s) @ %s for part of %s to %s (%s %s) (prorated daily)', $event->start->format('Y-m-d'), $event->end->format('Y-m-d'), $totalDays, $totalDays == 1 ? 'day' : 'days', $amountPerRange->format(), $configRange->getStart()->format('Y-m-d'), $configRange->getEnd()->format('Y-m-d'), $configDays, $configDays == 1 ? 'day' : 'days'); $entries->add($entry); } return $entries; }