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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:39:39 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:39:39 +0000 |
commit | 8ca6cc32b2c789a3149861159ad258f2cb9491e3 (patch) | |
tree | 2492de6f1528dd44eaa169a5c1555026d9cb75ec /library/vendor/Zend/Mime.php | |
parent | Initial commit. (diff) | |
download | icingaweb2-a598b28402ead15d3701df32e198513e7b1f299c.tar.xz icingaweb2-a598b28402ead15d3701df32e198513e7b1f299c.zip |
Adding upstream version 2.11.4.upstream/2.11.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | library/vendor/Zend/Mime.php | 670 |
1 files changed, 670 insertions, 0 deletions
diff --git a/library/vendor/Zend/Mime.php b/library/vendor/Zend/Mime.php new file mode 100644 index 0000000..5530b6c --- /dev/null +++ b/library/vendor/Zend/Mime.php @@ -0,0 +1,670 @@ +<?php +/** + * Zend Framework + * + * LICENSE + * + * This source file is subject to the new BSD license that is bundled + * with this package in the file LICENSE.txt. + * It is also available through the world-wide-web at this URL: + * http://framework.zend.com/license/new-bsd + * If you did not receive a copy of the license and are unable to + * obtain it through the world-wide-web, please send an email + * to license@zend.com so we can send you a copy immediately. + * + * @category Zend + * @package Zend_Mime + * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) + * @license http://framework.zend.com/license/new-bsd New BSD License + * @version $Id$ + */ + +/** + * Support class for MultiPart Mime Messages + * + * @category Zend + * @package Zend_Mime + * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) + * @license http://framework.zend.com/license/new-bsd New BSD License + */ +class Zend_Mime +{ + const TYPE_OCTETSTREAM = 'application/octet-stream'; + const TYPE_TEXT = 'text/plain'; + const TYPE_HTML = 'text/html'; + const ENCODING_7BIT = '7bit'; + const ENCODING_8BIT = '8bit'; + const ENCODING_QUOTEDPRINTABLE = 'quoted-printable'; + const ENCODING_BASE64 = 'base64'; + const DISPOSITION_ATTACHMENT = 'attachment'; + const DISPOSITION_INLINE = 'inline'; + const LINELENGTH = 72; + const LINEEND = "\n"; + const MULTIPART_ALTERNATIVE = 'multipart/alternative'; + const MULTIPART_MIXED = 'multipart/mixed'; + const MULTIPART_RELATED = 'multipart/related'; + + /** + * Boundary + * + * @var null|string + */ + protected $_boundary; + + /** + * @var int + */ + protected static $makeUnique = 0; + + /** + * Lookup-Tables for QuotedPrintable + * + * @var array + */ + public static $qpKeys = array( + "\x00", + "\x01", + "\x02", + "\x03", + "\x04", + "\x05", + "\x06", + "\x07", + "\x08", + "\x09", + "\x0A", + "\x0B", + "\x0C", + "\x0D", + "\x0E", + "\x0F", + "\x10", + "\x11", + "\x12", + "\x13", + "\x14", + "\x15", + "\x16", + "\x17", + "\x18", + "\x19", + "\x1A", + "\x1B", + "\x1C", + "\x1D", + "\x1E", + "\x1F", + "\x7F", + "\x80", + "\x81", + "\x82", + "\x83", + "\x84", + "\x85", + "\x86", + "\x87", + "\x88", + "\x89", + "\x8A", + "\x8B", + "\x8C", + "\x8D", + "\x8E", + "\x8F", + "\x90", + "\x91", + "\x92", + "\x93", + "\x94", + "\x95", + "\x96", + "\x97", + "\x98", + "\x99", + "\x9A", + "\x9B", + "\x9C", + "\x9D", + "\x9E", + "\x9F", + "\xA0", + "\xA1", + "\xA2", + "\xA3", + "\xA4", + "\xA5", + "\xA6", + "\xA7", + "\xA8", + "\xA9", + "\xAA", + "\xAB", + "\xAC", + "\xAD", + "\xAE", + "\xAF", + "\xB0", + "\xB1", + "\xB2", + "\xB3", + "\xB4", + "\xB5", + "\xB6", + "\xB7", + "\xB8", + "\xB9", + "\xBA", + "\xBB", + "\xBC", + "\xBD", + "\xBE", + "\xBF", + "\xC0", + "\xC1", + "\xC2", + "\xC3", + "\xC4", + "\xC5", + "\xC6", + "\xC7", + "\xC8", + "\xC9", + "\xCA", + "\xCB", + "\xCC", + "\xCD", + "\xCE", + "\xCF", + "\xD0", + "\xD1", + "\xD2", + "\xD3", + "\xD4", + "\xD5", + "\xD6", + "\xD7", + "\xD8", + "\xD9", + "\xDA", + "\xDB", + "\xDC", + "\xDD", + "\xDE", + "\xDF", + "\xE0", + "\xE1", + "\xE2", + "\xE3", + "\xE4", + "\xE5", + "\xE6", + "\xE7", + "\xE8", + "\xE9", + "\xEA", + "\xEB", + "\xEC", + "\xED", + "\xEE", + "\xEF", + "\xF0", + "\xF1", + "\xF2", + "\xF3", + "\xF4", + "\xF5", + "\xF6", + "\xF7", + "\xF8", + "\xF9", + "\xFA", + "\xFB", + "\xFC", + "\xFD", + "\xFE", + "\xFF" + ); + + /** + * @var array + */ + public static $qpReplaceValues = array( + "=00", + "=01", + "=02", + "=03", + "=04", + "=05", + "=06", + "=07", + "=08", + "=09", + "=0A", + "=0B", + "=0C", + "=0D", + "=0E", + "=0F", + "=10", + "=11", + "=12", + "=13", + "=14", + "=15", + "=16", + "=17", + "=18", + "=19", + "=1A", + "=1B", + "=1C", + "=1D", + "=1E", + "=1F", + "=7F", + "=80", + "=81", + "=82", + "=83", + "=84", + "=85", + "=86", + "=87", + "=88", + "=89", + "=8A", + "=8B", + "=8C", + "=8D", + "=8E", + "=8F", + "=90", + "=91", + "=92", + "=93", + "=94", + "=95", + "=96", + "=97", + "=98", + "=99", + "=9A", + "=9B", + "=9C", + "=9D", + "=9E", + "=9F", + "=A0", + "=A1", + "=A2", + "=A3", + "=A4", + "=A5", + "=A6", + "=A7", + "=A8", + "=A9", + "=AA", + "=AB", + "=AC", + "=AD", + "=AE", + "=AF", + "=B0", + "=B1", + "=B2", + "=B3", + "=B4", + "=B5", + "=B6", + "=B7", + "=B8", + "=B9", + "=BA", + "=BB", + "=BC", + "=BD", + "=BE", + "=BF", + "=C0", + "=C1", + "=C2", + "=C3", + "=C4", + "=C5", + "=C6", + "=C7", + "=C8", + "=C9", + "=CA", + "=CB", + "=CC", + "=CD", + "=CE", + "=CF", + "=D0", + "=D1", + "=D2", + "=D3", + "=D4", + "=D5", + "=D6", + "=D7", + "=D8", + "=D9", + "=DA", + "=DB", + "=DC", + "=DD", + "=DE", + "=DF", + "=E0", + "=E1", + "=E2", + "=E3", + "=E4", + "=E5", + "=E6", + "=E7", + "=E8", + "=E9", + "=EA", + "=EB", + "=EC", + "=ED", + "=EE", + "=EF", + "=F0", + "=F1", + "=F2", + "=F3", + "=F4", + "=F5", + "=F6", + "=F7", + "=F8", + "=F9", + "=FA", + "=FB", + "=FC", + "=FD", + "=FE", + "=FF" + ); + + /** + * @var string + */ + public static $qpKeysString = + "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F\x7F\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8A\x8B\x8C\x8D\x8E\x8F\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9A\x9B\x9C\x9D\x9E\x9F\xA0\xA1\xA2\xA3\xA4\xA5\xA6\xA7\xA8\xA9\xAA\xAB\xAC\xAD\xAE\xAF\xB0\xB1\xB2\xB3\xB4\xB5\xB6\xB7\xB8\xB9\xBA\xBB\xBC\xBD\xBE\xBF\xC0\xC1\xC2\xC3\xC4\xC5\xC6\xC7\xC8\xC9\xCA\xCB\xCC\xCD\xCE\xCF\xD0\xD1\xD2\xD3\xD4\xD5\xD6\xD7\xD8\xD9\xDA\xDB\xDC\xDD\xDE\xDF\xE0\xE1\xE2\xE3\xE4\xE5\xE6\xE7\xE8\xE9\xEA\xEB\xEC\xED\xEE\xEF\xF0\xF1\xF2\xF3\xF4\xF5\xF6\xF7\xF8\xF9\xFA\xFB\xFC\xFD\xFE\xFF"; + + /** + * Check if the given string is "printable" + * + * Checks that a string contains no unprintable characters. If this returns + * false, encode the string for secure delivery. + * + * @param string $str + * @return boolean + */ + public static function isPrintable($str) + { + return (strcspn($str, self::$qpKeysString) == strlen($str)); + } + + /** + * Encode a given string with the QUOTED_PRINTABLE mechanism and wrap the lines. + * + * @param string $str + * @param int $lineLength Line length; defaults to {@link LINELENGTH} + * @param string $lineEnd Line end; defaults to {@link LINEEND} + * @return string + */ + public static function encodeQuotedPrintable( + $str, + $lineLength = self::LINELENGTH, + $lineEnd = self::LINEEND + ) + { + $out = ''; + $str = self::_encodeQuotedPrintable($str); + + // Split encoded text into separate lines + while (strlen($str) > 0) { + $ptr = strlen($str); + if ($ptr > $lineLength) { + $ptr = $lineLength; + } + + // Ensure we are not splitting across an encoded character + $pos = strrpos(substr($str, 0, $ptr), '='); + if ($pos !== false && $pos >= $ptr - 2) { + $ptr = $pos; + } + + // Check if there is a space at the end of the line and rewind + if ($ptr > 0 && $str[$ptr - 1] == ' ') { + --$ptr; + } + + // Add string and continue + $out .= substr($str, 0, $ptr) . '=' . $lineEnd; + $str = substr($str, $ptr); + } + + $out = rtrim($out, $lineEnd); + $out = rtrim($out, '='); + + return $out; + } + + /** + * Converts a string into quoted printable format. + * + * @param string $str + * @return string + */ + private static function _encodeQuotedPrintable($str) + { + $str = str_replace('=', '=3D', $str); + $str = str_replace(self::$qpKeys, self::$qpReplaceValues, $str); + $str = rtrim($str); + + return $str; + } + + /** + * Encode a given string with the QUOTED_PRINTABLE mechanism for Mail Headers. + * + * Mail headers depend on an extended quoted printable algorithm otherwise + * a range of bugs can occur. + * + * @param string $str + * @param string $charset + * @param int $lineLength Line length; defaults to {@link LINELENGTH} + * @param string $lineEnd Line end; defaults to {@link LINEEND} + * @return string + */ + public static function encodeQuotedPrintableHeader( + $str, $charset, $lineLength = self::LINELENGTH, $lineEnd = self::LINEEND + ) + { + // Reduce line-length by the length of the required delimiter, charsets and encoding + $prefix = sprintf('=?%s?Q?', $charset); + $lineLength = $lineLength - strlen($prefix) - 3; + + $str = self::_encodeQuotedPrintable($str); + + // Mail-Header required chars have to be encoded also: + $str = str_replace( + array('?', ' ', '_', ','), array('=3F', '=20', '=5F', '=2C'), $str + ); + + // initialize first line, we need it anyways + $lines = array(0 => ""); + + // Split encoded text into separate lines + $tmp = ""; + while (strlen($str) > 0) { + $currentLine = max(count($lines) - 1, 0); + $token = self::getNextQuotedPrintableToken($str); + $str = substr($str, strlen($token)); + + $tmp .= $token; + if ($token == '=20') { + // only if we have a single char token or space, we can append the + // tempstring it to the current line or start a new line if necessary. + if (strlen($lines[$currentLine] . $tmp) > $lineLength) { + $lines[$currentLine + 1] = $tmp; + } else { + $lines[$currentLine] .= $tmp; + } + $tmp = ""; + } + // don't forget to append the rest to the last line + if (strlen($str) == 0) { + $lines[$currentLine] .= $tmp; + } + } + + // assemble the lines together by pre- and appending delimiters, charset, encoding. + for ($i = 0; $i < count($lines); $i++) { + $lines[$i] = " " . $prefix . $lines[$i] . "?="; + } + $str = trim(implode($lineEnd, $lines)); + + return $str; + } + + /** + * Retrieves the first token from a quoted printable string. + * + * @param string $str + * @return string + */ + private static function getNextQuotedPrintableToken($str) + { + if (substr($str, 0, 1) == "=") { + $token = substr($str, 0, 3); + } else { + $token = substr($str, 0, 1); + } + + return $token; + } + + /** + * Encode a given string in mail header compatible base64 encoding. + * + * @param string $str + * @param string $charset + * @param int $lineLength Line length; defaults to {@link LINELENGTH} + * @param string $lineEnd Line end; defaults to {@link LINEEND} + * @return string + */ + public static function encodeBase64Header( + $str, $charset, $lineLength = self::LINELENGTH, $lineEnd = self::LINEEND + ) + { + $prefix = '=?' . $charset . '?B?'; + $suffix = '?='; + $remainingLength = $lineLength - strlen($prefix) - strlen($suffix); + + $encodedValue = self::encodeBase64($str, $remainingLength, $lineEnd); + $encodedValue = str_replace( + $lineEnd, $suffix . $lineEnd . ' ' . $prefix, $encodedValue + ); + $encodedValue = $prefix . $encodedValue . $suffix; + + return $encodedValue; + } + + /** + * Encode a given string in base64 encoding and break lines + * according to the maximum linelength. + * + * @param string $str + * @param int $lineLength Line length; defaults to {@link LINELENGTH} + * @param string $lineEnd Line end; defaults to {@link LINEEND} + * @return string + */ + public static function encodeBase64( + $str, $lineLength = self::LINELENGTH, $lineEnd = self::LINEEND + ) + { + return rtrim(chunk_split(base64_encode($str), $lineLength, $lineEnd)); + } + + /** + * Constructor + * + * @param null|string $boundary + */ + public function __construct($boundary = null) + { + // This string needs to be somewhat unique + if ($boundary === null) { + $this->_boundary = '=_' . md5(microtime(1) . self::$makeUnique++); + } else { + $this->_boundary = $boundary; + } + } + + /** + * Encode the given string with the given encoding. + * + * @param string $str + * @param string $encoding + * @param string $EOL Line end; defaults to {@link Zend_Mime::LINEEND} + * @return string + */ + public static function encode($str, $encoding, $EOL = self::LINEEND) + { + switch ($encoding) { + case self::ENCODING_BASE64: + return self::encodeBase64($str, self::LINELENGTH, $EOL); + + case self::ENCODING_QUOTEDPRINTABLE: + return self::encodeQuotedPrintable($str, self::LINELENGTH, $EOL); + + default: + /** + * @todo 7Bit and 8Bit is currently handled the same way. + */ + return $str; + } + } + + /** + * Return a MIME boundary + * + * @access public + * @return string + */ + public function boundary() + { + return $this->_boundary; + } + + /** + * Return a MIME boundary line + * + * @param string $EOL Line end; defaults to {@link LINEEND} + * @return string + */ + public function boundaryLine($EOL = self::LINEEND) + { + return $EOL . '--' . $this->_boundary . $EOL; + } + + /** + * Return MIME ending + * + * @param string $EOL Line end; defaults to {@link LINEEND} + * @return string + */ + public function mimeEnd($EOL = self::LINEEND) + { + return $EOL . '--' . $this->_boundary . '--' . $EOL; + } +} |