ElfSundae\Multimail\SwiftMessageHelper

Complexity

Total Complexity

3

Size/Duplication

Total Lines	46
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	0

Test Coverage

Coverage

100%

Importance

Changes	1
Bugs	0	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	getRecipients()	0	15	2
A	getRecipientsDomains()	0	9	1

<?php

namespace ElfSundae\Multimail;

use Swift_Mime_Message;

class SwiftMessageHelper
{
    /**
     * Get all recipients for the given message, including To, Reply-To,
     * Cc and Bcc addresses.
     *
     * When the `$associated` is true, this method will return an associative
     * array, whereby the keys provide the actual email addresses and the values
     * provide the display names.
     *
     * @param  \Swift_Mime_Message  $message
     * @param  bool  $associated
     * @return string[]
     */
    public static function getRecipients(Swift_Mime_Message $message, $associated = false)
    {
        $recipients = array_merge(
            (array) $message->getTo(),
            (array) $message->getReplyTo(),
            (array) $message->getCc(),
            (array) $message->getBcc()
        );

        if (! $associated) {
            $recipients = array_keys($recipients);
        }

        return $recipients;
    }

    /**
     * Get domains of the email addresses for the message recipients.
     *
     * @param  \Swift_Mime_Message  $message
     * @return string[]
     */
    public static function getRecipientsDomains(Swift_Mime_Message $message)
    {
        return array_values(array_unique(array_map(
            function ($address) {
                return strtolower(last(explode('@', $address)));
            },
            static::getRecipients($message, false)
        )));
    }
}