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Edit File: /data/www/19068/fszoo_net/www/api/1/root/vendor/nette/mail/src/Mail/MimePart.php

<?php

/**
 * This file is part of the Nette Framework (https://nette.org)
 * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
 */

namespace Nette\Mail;

use Nette;
use Nette\Utils\Strings;

/**
 * MIME message part.
 *
 * @property   mixed $body
 */
class MimePart extends Nette\Object
{
	/** encoding */
	const ENCODING_BASE64 = 'base64',
		ENCODING_7BIT = '7bit',
		ENCODING_8BIT = '8bit',
		ENCODING_QUOTED_PRINTABLE = 'quoted-printable';

/** @internal */
	const EOL = "\r\n";
	const LINE_LENGTH = 76;

/** @var array */
	private $headers = array();

/** @var array */
	private $parts = array();

/** @var string */
	private $body;

/**
	 * Sets a header.
	 * @param  string
	 * @param  string|array  value or pair email => name
	 * @param  bool
	 * @return self
	 */
	public function setHeader($name, $value, $append = FALSE)
	{
		if (!$name || preg_match('#[^a-z0-9-]#i', $name)) {
			throw new Nette\InvalidArgumentException("Header name must be non-empty alphanumeric string, '$name' given.");
		}

if ($value == NULL) { // intentionally ==
			if (!$append) {
				unset($this->headers[$name]);
			}

} elseif (is_array($value)) { // email
			$tmp = & $this->headers[$name];
			if (!$append || !is_array($tmp)) {
				$tmp = array();
			}

foreach ($value as $email => $recipient) {
				if ($recipient !== NULL && !Strings::checkEncoding($recipient)) {
					Nette\Utils\Validators::assert($recipient, 'unicode', "header '$name'");
				}
				if (preg_match('#[\r\n]#', $recipient)) {
					throw new Nette\InvalidArgumentException('Name must not contain line separator.');
				}
				Nette\Utils\Validators::assert($email, 'email', "header '$name'");
				$tmp[$email] = $recipient;
			}

} else {
			$value = (string) $value;
			if (!Strings::checkEncoding($value)) {
				throw new Nette\InvalidArgumentException('Header is not valid UTF-8 string.');
			}
			$this->headers[$name] = preg_replace('#[\r\n]+#', ' ', $value);
		}
		return $this;
	}

/**
	 * Returns a header.
	 * @param  string
	 * @return mixed
	 */
	public function getHeader($name)
	{
		return isset($this->headers[$name]) ? $this->headers[$name] : NULL;
	}

/**
	 * Removes a header.
	 * @param  string
	 * @return self
	 */
	public function clearHeader($name)
	{
		unset($this->headers[$name]);
		return $this;
	}

/**
	 * Returns an encoded header.
	 * @param  string
	 * @param  string
	 * @return string
	 */
	public function getEncodedHeader($name)
	{
		$offset = strlen($name) + 2; // colon + space

if (!isset($this->headers[$name])) {
			return NULL;

} elseif (is_array($this->headers[$name])) {
			$s = '';
			foreach ($this->headers[$name] as $email => $name) {
				if ($name != NULL) { // intentionally ==
					$s .= self::encodeHeader($name, $offset, TRUE);
					$email = " <$email>";
				}
				$s .= self::append($email . ',', $offset);
			}
			return ltrim(substr($s, 0, -1)); // last comma

} elseif (preg_match('#^(\S+; (?:file)?name=)"(.*)"\z#', $this->headers[$name], $m)) { // Content-Disposition
			$offset += strlen($m[1]);
			return $m[1] . '"' . self::encodeHeader($m[2], $offset) . '"';

} else {
			return ltrim(self::encodeHeader($this->headers[$name], $offset));
		}
	}

/**
	 * Returns all headers.
	 * @return array
	 */
	public function getHeaders()
	{
		return $this->headers;
	}

/**
	 * Sets Content-Type header.
	 * @param  string
	 * @param  string
	 * @return self
	 */
	public function setContentType($contentType, $charset = NULL)
	{
		$this->setHeader('Content-Type', $contentType . ($charset ? "; charset=$charset" : ''));
		return $this;
	}

/**
	 * Sets Content-Transfer-Encoding header.
	 * @param  string
	 * @return self
	 */
	public function setEncoding($encoding)
	{
		$this->setHeader('Content-Transfer-Encoding', $encoding);
		return $this;
	}

/**
	 * Returns Content-Transfer-Encoding header.
	 * @return string
	 */
	public function getEncoding()
	{
		return $this->getHeader('Content-Transfer-Encoding');
	}

/**
	 * Adds or creates new multipart.
	 * @return MimePart
	 */
	public function addPart(MimePart $part = NULL)
	{
		return $this->parts[] = $part === NULL ? new self : $part;
	}

/**
	 * Sets textual body.
	 * @return self
	 */
	public function setBody($body)
	{
		$this->body = (string) $body;
		return $this;
	}

/**
	 * Gets textual body.
	 * @return mixed
	 */
	public function getBody()
	{
		return $this->body;
	}

/********************* building ****************d*g**/

/**
	 * Returns encoded message.
	 * @return string
	 */
	public function getEncodedMessage()
	{
		$output = '';
		$boundary = '--------' . Nette\Utils\Random::generate();

foreach ($this->headers as $name => $value) {
			$output .= $name . ': ' . $this->getEncodedHeader($name);
			if ($this->parts && $name === 'Content-Type') {
				$output .= ';' . self::EOL . "\tboundary=\"$boundary\"";
			}
			$output .= self::EOL;
		}
		$output .= self::EOL;

$body = (string) $this->body;
		if ($body !== '') {
			switch ($this->getEncoding()) {
				case self::ENCODING_QUOTED_PRINTABLE:
					$output .= quoted_printable_encode($body);
					break;

case self::ENCODING_BASE64:
					$output .= rtrim(chunk_split(base64_encode($body), self::LINE_LENGTH, self::EOL));
					break;

case self::ENCODING_7BIT:
					$body = preg_replace('#[\x80-\xFF]+#', '', $body);
					// break intentionally omitted

case self::ENCODING_8BIT:
					$body = str_replace(array("\x00", "\r"), '', $body);
					$body = str_replace("\n", self::EOL, $body);
					$output .= $body;
					break;

default:
					throw new Nette\InvalidStateException('Unknown encoding.');
			}
		}

if ($this->parts) {
			if (substr($output, -strlen(self::EOL)) !== self::EOL) {
				$output .= self::EOL;
			}
			foreach ($this->parts as $part) {
				$output .= '--' . $boundary . self::EOL . $part->getEncodedMessage() . self::EOL;
			}
			$output .= '--' . $boundary.'--';
		}

return $output;
	}

/********************* QuotedPrintable helpers ****************d*g**/

/**
	 * Converts a 8 bit header to a string.
	 * @param  string
	 * @param  int
	 * @param  bool
	 * @return string
	 */
	private static function encodeHeader($s, & $offset = 0, $quotes = FALSE)
	{
		if (strspn($s, "!\"#$%&\'()*+,-./0123456789:;<>@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^`abcdefghijklmnopqrstuvwxyz{|}~=? _\r\n\t") === strlen($s)) {
			if ($quotes && preg_match('#[^ a-zA-Z0-9!\#$%&\'*+/?^_`{|}~-]#', $s)) { // RFC 2822 atext except =
				return self::append('"' . addcslashes($s, '"\\') . '"', $offset);
			}
			return self::append($s, $offset);
		}

$o = '';
		if ($offset >= 55) { // maximum for iconv_mime_encode
			$o = self::EOL . "\t";
			$offset = 1;
		}

$s = iconv_mime_encode(str_repeat(' ', $old = $offset), $s, array(
			'scheme' => 'B', // Q is broken
			'input-charset' => 'UTF-8',
			'output-charset' => 'UTF-8',
		));

$offset = strlen($s) - strrpos($s, "\n");
		$s = str_replace("\n ", "\n\t", substr($s, $old + 2)); // adds ': '
		return $o . $s;
	}

private static function append($s, & $offset = 0)
	{
		if ($offset + strlen($s) > self::LINE_LENGTH) {
			$offset = 1;
			$s = self::EOL . "\t" . $s;
		}
		$offset += strlen($s);
		return $s;
	}

}

Name	Size	Permissions	Modified	User/Group
SmtpMailer.php	4559	0644	2016-01-11 22:53:32	Unknown/Unknown
IMailer.php	317	0644	2016-01-11 22:53:32	Unknown/Unknown
exceptions.php	387	0644	2016-01-11 22:53:32	Unknown/Unknown
Message.php	9506	0644	2018-07-10 17:51:53	Unknown/Unknown
MimePart.php	7197	0644	2016-01-11 22:53:32	Unknown/Unknown
SendmailMailer.php	1179	0644	2016-01-11 22:53:32	Unknown/Unknown