class.ilFormatMail.php

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<?php

declare(strict_types=1);

class ilFormatMail extends ilMail
{
    public function formatReplyRecipientsForCC(): string
    {
        global $DIC;

        if (empty($this->mail_data)) {
            return '';
        }

        $newCC = [];

        $currentUserLogin = $DIC->user()->getLogin();

        foreach (explode(',', (string) $this->mail_data['rcp_to']) as $to) {
            $to = trim($to);
            if ($to !== '' && $currentUserLogin !== $to) {
                $newCC[] = $to;
            }
        }

        foreach (explode(',', (string) $this->mail_data['rcp_cc']) as $cc) {
            $cc = trim($cc);
            if ($cc !== '' && $currentUserLogin !== $cc) {
                $newCC[] = $cc;
            }
        }

        return $this->mail_data['rcp_cc'] = implode(', ', $newCC);
    }

    public function formatReplyRecipient(): string
    {
        if (empty($this->mail_data)) {
            return '';
        }

        $user = new ilObjUser((int) $this->mail_data['sender_id']);
        return $this->mail_data['rcp_to'] = $user->getLogin();
    }

    public function appendSearchResult(array $a_names, string $a_type): array
    {
        $name_str = implode(',', $a_names);

        $key = 'rcp_to';
        if ('cc' === $a_type) {
            $key = 'rcp_cc';
        } elseif ('bc' === $a_type) {
            $key = 'rcp_bcc';
        }

        if (!isset($this->mail_data[$key]) || !is_string($this->mail_data[$key])) {
            $this->mail_data[$key] = '';
        } else {
            $this->mail_data[$key] = trim($this->mail_data[$key]);
        }

        if ($this->mail_data[$key] !== '') {
            $this->mail_data[$key] .= ',';
        }
        $this->mail_data[$key] .= $name_str;

        return $this->mail_data;
    }

    public function appendSignature(string $message): string
    {
        return $message . (chr(13) . chr(10) . $this->mail_options->getSignature());
    }

    public function prependSignature(string $message): string
    {
        return $this->mail_options->getSignature() .
            chr(13) .
            chr(10) .
            chr(13) .
            chr(10) .
            $message;
    }

    public function formatReplyMessage(string $message): string
    {
        $bodylines = preg_split("/\r\n|\n|\r/", $message);
        foreach ($bodylines as $i => $iValue) {
            $bodylines[$i] = '> ' . $iValue;
        }

        return implode(chr(10), $bodylines);
    }

    public function formatReplySubject(string $subject): string
    {
        return 'RE: ' . $subject;
    }

    public function formatForwardSubject(string $subject): string
    {
        return '[FWD: ' . $subject . ']';
    }
}