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<?php |
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declare(strict_types=1); |
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namespace Artack\Dsn\Parser; |
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use Artack\Dsn\DeliveryStatus; |
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use Artack\Dsn\Field\ActionField; |
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use Artack\Dsn\Field\AddressTypeField; |
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use Artack\Dsn\Field\DateField; |
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use Artack\Dsn\Field\DiagnosticTypeField; |
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use Artack\Dsn\Field\MtaNameTypeField; |
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use Artack\Dsn\Field\StatusField; |
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use Artack\Dsn\Field\ValueField; |
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use Artack\Dsn\Fields; |
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class DsnParser |
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{ |
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private static $map = [ |
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// 'original-envelope-id' => null, |
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'reporting-mta' => MtaNameTypeField::class, |
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'dsn-gateway' => MtaNameTypeField::class, |
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'received-from-mta' => MtaNameTypeField::class, |
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'arrival-date' => DateField::class, |
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'original-recipient' => AddressTypeField::class, |
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'final-recipient' => AddressTypeField::class, |
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'action' => ActionField::class, |
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'status' => StatusField::class, |
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'remote-mta' => MtaNameTypeField::class, |
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'diagnostic-code' => DiagnosticTypeField::class, |
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'last-attempt-date' => DateField::class, |
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// 'final-log-id' => null, |
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'will-retry-until' => DateField::class, |
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]; |
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public function parse(string $content): DeliveryStatus |
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{ |
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$deliveryStatus = new DeliveryStatus(); |
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$groups = explode("\n\n", $content); |
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$messageFieldGroup = array_shift($groups); |
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$deliveryStatus->setMessageFields($this->parseBlock($messageFieldGroup)); |
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foreach ($groups as $group) { |
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$deliveryStatus->addRecipientFields($this->parseBlock($group)); |
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} |
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return $deliveryStatus; |
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} |
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private function parseBlock(string $block): Fields |
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{ |
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$blockFields = new Fields(); |
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$lines = explode("\n", trim($block)); |
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foreach ($lines as $key => $line) { |
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if (false === strpos($line, ':')) { |
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$lines[$key - 1] .= $line; |
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unset($lines[$key]); |
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} |
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} |
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$block = implode("\n", $lines); |
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preg_match_all('/^(.*?):\s((.*?);)?(.*?)(\s\((.*)\))?$/m', $block, $matches, PREG_SET_ORDER); |
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foreach ($matches as $match) { |
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$name = $match[1]; |
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$type = $match[3] ?? null; |
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$value = trim($match[4]); |
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$comment = $match[6] ?? null; |
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$class = self::$map[strtolower($name)] ?? null; |
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switch ($class) { |
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case DateField::class: |
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$header = new DateField($name, new \DateTimeImmutable($value)); |
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break; |
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case ActionField::class: |
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$header = new ActionField($name, $value); |
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break; |
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case DiagnosticTypeField::class: |
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$header = new DiagnosticTypeField($name, $value, $type, $comment); |
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break; |
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case AddressTypeField::class: |
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$header = new AddressTypeField($name, $value, $type, $comment); |
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break; |
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case MtaNameTypeField::class: |
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$header = new MtaNameTypeField($name, $value, $type, $comment); |
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break; |
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case StatusField::class: |
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preg_match('/(\d{1}).(\d{1,3}).(\d{1,3})/', $value, $matches); |
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$header = new StatusField($name, (int) $matches[1], (int) $matches[2], (int) $matches[3], $comment); |
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break; |
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default: |
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$header = new ValueField($name, $value, $comment); |
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} |
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$blockFields->add($header); |
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} |
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return $blockFields; |
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} |
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} |
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ARTACK /
delivery-status-notification
