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import v1.1.0_beta1 | 2009-08-21

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6543
2019-07-17 22:16:19 +02:00
parent 2c1152f0d3
commit 8dee6b1a10
2306 changed files with 251360 additions and 23428 deletions
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121
libs/Zend/Mime.php
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@ -114,7 +114,7 @@ class Zend_Mime
}
/**
* Encode a given string with the QUOTED_PRINTABLE mechanism
* Encode a given string with the QUOTED_PRINTABLE mechanism and wrap the lines.
*
* @param string $str
* @param int $lineLength Defaults to {@link LINELENGTH}
@ -126,9 +126,7 @@ class Zend_Mime
$lineEnd = self::LINEEND)
{
$out = '';
$str = str_replace('=', '=3D', $str);
$str = str_replace(self::$qpKeys, self::$qpReplaceValues, $str);
$str = rtrim($str);
$str = self::_encodeQuotedPrintable($str);
// Split encoded text into separate lines
while ($str) {
@ -158,6 +156,121 @@ class Zend_Mime
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.