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<?php |
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declare(strict_types=1); |
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namespace Genkgo\Mail; |
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/** |
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* Class AddressList |
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* @package Genkgo\Mail |
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*/ |
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final class AddressList implements \Countable |
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{ |
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/** |
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* |
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*/ |
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private CONST PARSE_START = 1; |
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/** |
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* |
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*/ |
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private CONST PARSE_QUOTE = 2; |
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/** |
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* @var array|Address[] |
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*/ |
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private $addresses = []; |
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/** |
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* To constructor. |
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* @param array|Address[] $recipients |
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*/ |
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public function __construct(array $recipients = []) |
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{ |
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foreach ($recipients as $recipient) { |
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if ($recipient instanceof Address === false) { |
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throw new \InvalidArgumentException('Recipient must be EmailAddressAndName object'); |
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} |
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$this->addresses[] = $recipient; |
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} |
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} |
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/** |
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* @param Address $address |
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* @return AddressList |
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*/ |
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public function withAddress(Address $address): AddressList |
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{ |
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$clone = clone $this; |
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$clone->addresses[] = $address; |
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return $clone; |
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} |
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/** |
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* @param Address $address |
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* @return AddressList |
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*/ |
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public function withoutAddress(Address $address): AddressList |
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{ |
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$clone = clone $this; |
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foreach ($this->addresses as $key => $mayRemoveAddress) { |
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if ($mayRemoveAddress->equals($address)) { |
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unset($clone->addresses[$key]); |
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} |
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} |
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return $clone; |
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} |
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/** |
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* @return Address |
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*/ |
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public function first(): Address |
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{ |
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if (empty($this->addresses)) { |
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throw new \OutOfRangeException(); |
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} |
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return reset($this->addresses); |
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} |
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/** |
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* @return int |
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*/ |
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public function count(): int |
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{ |
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return count($this->addresses); |
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} |
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/** |
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* @return string |
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*/ |
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public function __toString(): string |
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{ |
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return implode( |
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',', |
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array_map( |
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function (Address $addressAndName) { |
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return (string) $addressAndName; |
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}, |
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$this->addresses |
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) |
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); |
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} |
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/** |
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* @param string $addressListAsString |
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* @return AddressList |
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*/ |
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public static function fromString(string $addressListAsString) |
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{ |
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$addressListAsString = trim($addressListAsString); |
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if ($addressListAsString === '') { |
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return new self([]); |
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} |
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$addresses = []; |
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$length = strlen($addressListAsString) - 1; |
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$n = -1; |
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$state = self::PARSE_START; |
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$escapeNext = false; |
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$sequence = ''; |
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while ($n < $length) { |
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$n++; |
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$char = $addressListAsString[$n]; |
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$sequence .= $char; |
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if ($char === '\\') { |
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$escapeNext = true; |
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continue; |
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} |
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if ($escapeNext) { |
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3 |
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$escapeNext = false; |
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continue; |
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} |
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switch ($state) { |
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case self::PARSE_QUOTE: |
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if ($char === '"') { |
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$state = self::PARSE_START; |
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} |
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break; |
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default: |
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if ($char === '"') { |
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$state = self::PARSE_QUOTE; |
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} |
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if ($char === ',') { |
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$addresses[] = Address::fromString(substr($sequence, 0, -1)); |
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$sequence = ''; |
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$state = self::PARSE_START; |
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} |
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break; |
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} |
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} |
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$addresses[] = Address::fromString($sequence); |
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return new self($addresses); |
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} |
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} |
genkgo /
mail
