00001 <?php
00025 require_once 'Zend/Mime.php';
00026
00033 class Zend_Mime_Decode
00034 {
00045 public static function splitMime($body, $boundary)
00046 {
00047
00048 $body = str_replace("\r", '', $body);
00049
00050 $start = 0;
00051 $res = array();
00052
00053
00054
00055 $p = strpos($body, '--' . $boundary . "\n", $start);
00056 if ($p === false) {
00057
00058 return array();
00059 }
00060
00061
00062 $start = $p + 3 + strlen($boundary);
00063
00064 while (($p = strpos($body, '--' . $boundary . "\n", $start)) !== false) {
00065 $res[] = substr($body, $start, $p-$start);
00066 $start = $p + 3 + strlen($boundary);
00067 }
00068
00069
00070 $p = strpos($body, '--' . $boundary . '--', $start);
00071 if ($p===false) {
00072 throw new Zend_Exception('Not a valid Mime Message: End Missing');
00073 }
00074
00075
00076 $res[] = substr($body, $start, $p-$start);
00077 return $res;
00078 }
00079
00090 public static function splitMessageStruct($message, $boundary, $EOL = Zend_Mime::LINEEND)
00091 {
00092 $parts = self::splitMime($message, $boundary);
00093 if (count($parts) <= 0) {
00094 return null;
00095 }
00096 $result = array();
00097 foreach ($parts as $part) {
00098 self::splitMessage($part, $headers, $body, $EOL);
00099 $result[] = array('header' => $headers,
00100 'body' => $body );
00101 }
00102 return $result;
00103 }
00104
00117 public static function splitMessage($message, &$headers, &$body, $EOL = Zend_Mime::LINEEND)
00118 {
00119
00120 $firstline = strtok($message, "\n");
00121 if (!preg_match('%^[^\s]+[^:]*:%', $firstline)) {
00122 $headers = array();
00123
00124 $body = str_replace(array("\r", "\n"), array('', $EOL), $message);
00125 return;
00126 }
00127
00128
00129
00130 if (strpos($message, $EOL . $EOL)) {
00131 list($headers, $body) = explode($EOL . $EOL, $message, 2);
00132
00133 } else if ($EOL != "\r\n" && strpos($message, "\r\n\r\n")) {
00134 list($headers, $body) = explode("\r\n\r\n", $message, 2);
00135
00136 } else if ($EOL != "\n" && strpos($message, "\n\n")) {
00137 list($headers, $body) = explode("\n\n", $message, 2);
00138
00139 } else {
00140 @list($headers, $body) = @preg_split("%([\r\n]+)\\1%U", $message, 2);
00141 }
00142
00143 $headers = iconv_mime_decode_headers($headers, ICONV_MIME_DECODE_CONTINUE_ON_ERROR);
00144
00145 if ($headers === false ) {
00146
00147 return;
00148 }
00149
00150
00151 foreach ($headers as $name => $header) {
00152 $lower = strtolower($name);
00153 if ($lower == $name) {
00154 continue;
00155 }
00156 unset($headers[$name]);
00157 if (!isset($headers[$lower])) {
00158 $headers[$lower] = $header;
00159 continue;
00160 }
00161 if (is_array($headers[$lower])) {
00162 $headers[$lower][] = $header;
00163 continue;
00164 }
00165 $headers[$lower] = array($headers[$lower], $header);
00166 }
00167 }
00168
00176 public static function splitContentType($type, $wantedPart = null)
00177 {
00178 return self::splitHeaderField($type, $wantedPart, 'type');
00179 }
00180
00190 public static function splitHeaderField($field, $wantedPart = null, $firstName = 0)
00191 {
00192 $wantedPart = strtolower($wantedPart);
00193 $firstName = strtolower($firstName);
00194
00195
00196 if ($firstName === $wantedPart) {
00197 $field = strtok($field, ';');
00198 return $field[0] == '"' ? substr($field, 1, -1) : $field;
00199 }
00200
00201 $field = $firstName . '=' . $field;
00202 if (!preg_match_all('%([^=\s]+)\s*=\s*("[^"]+"|[^;]+)(;\s*|$)%', $field, $matches)) {
00203 throw new Zend_Exception('not a valid header field');
00204 }
00205
00206 if ($wantedPart) {
00207 foreach ($matches[1] as $key => $name) {
00208 if (strcasecmp($name, $wantedPart)) {
00209 continue;
00210 }
00211 if ($matches[2][$key][0] != '"') {
00212 return $matches[2][$key];
00213 }
00214 return substr($matches[2][$key], 1, -1);
00215 }
00216 return null;
00217 }
00218
00219 $split = array();
00220 foreach ($matches[1] as $key => $name) {
00221 $name = strtolower($name);
00222 if ($matches[2][$key][0] == '"') {
00223 $split[$name] = substr($matches[2][$key], 1, -1);
00224 } else {
00225 $split[$name] = $matches[2][$key];
00226 }
00227 }
00228
00229 return $split;
00230 }
00231
00240 public static function decodeQuotedPrintable($string)
00241 {
00242 return iconv_mime_decode($string, ICONV_MIME_DECODE_CONTINUE_ON_ERROR);
00243 }
00244 }