diff options
Diffstat (limited to 'applications/core/lib/Zend/Mime.php')
| -rw-r--r-- | applications/core/lib/Zend/Mime.php | 365 | 
1 files changed, 365 insertions, 0 deletions
| diff --git a/applications/core/lib/Zend/Mime.php b/applications/core/lib/Zend/Mime.php new file mode 100644 index 0000000..414e541 --- /dev/null +++ b/applications/core/lib/Zend/Mime.php @@ -0,0 +1,365 @@ +<?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 [email protected] so we can send you a copy immediately. + * + * @category   Zend + * @package    Zend_Mime + * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com) + * @license    http://framework.zend.com/license/new-bsd     New BSD License + */ + + +/** + * Support class for MultiPart Mime Messages + * + * @category   Zend + * @package    Zend_Mime + * @copyright  Copyright (c) 2005-2008 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'; + +    protected $_boundary; +    protected static $makeUnique = 0; + +    // lookup-Tables for QuotedPrintable +    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" +        ); + +    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" +        ); + +    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 Defaults to {@link LINELENGTH} +     * @param int $lineEnd Defaults to {@link LINEEND} +     * @return string +     */ +    public static function encodeQuotedPrintable($str, +        $lineLength = self::LINELENGTH, +        $lineEnd = self::LINEEND) +    { +        $out = ''; +        $str = self::_encodeQuotedPrintable($str); + +        // Split encoded text into separate lines +        while ($str) { +            $ptr = strlen($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 Defaults to {@link LINELENGTH} +     * @param int $lineEnd Defaults to {@link LINEEND} +     * @return string +     */ +    public static function encodeQuotedPrintableHeader($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'), $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 .= $token; +            if( (strlen($token) == 1 && strpbrk($token, '!%,.:;<>')) +                || in_array($token, array("=3F", "=20", "=5F")) ) { +                // 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 Defaults to {@link LINELENGTH} +     * @param int $lineEnd Defaults to {@link LINEEND} +     * @return string +     */ +    public static function encodeBase64Header($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 Defaults to {@link LINELENGTH} +     * @param int $lineEnd Defaults to {@link LINEEND} +     * @return string +     */ +    public static function encodeBase64($str, +        $lineLength = self::LINELENGTH, +        $lineEnd = self::LINEEND) +    { +        return rtrim(chunk_split(base64_encode($str), $lineLength, $lineEnd)); +    } + +    /** +     * Constructor +     * +     * @param null|string $boundary +     * @access public +     * @return void +     */ +    public function __construct($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 $EOL EOL string; defaults to {@link Zend_Mime::LINEEND} +     * @return string +     */ +    public static function encode($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 mixed $EOL Defaults to {@link LINEEND} +     * @access public +     * @return string +     */ +    public function boundaryLine($EOL = self::LINEEND) +    { +        return $EOL . '--' . $this->_boundary . $EOL; +    } + +    /** +     * Return MIME ending +     * +     * @access public +     * @return string +     */ +    public function mimeEnd($EOL = self::LINEEND) +    { +        return $EOL . '--' . $this->_boundary . '--' . $EOL; +    } +} | 
