<?
/** mime.php
**
- ** This contains the functions necessary to detect and decode MIME messages.
+ ** This contains the functions necessary to detect and decode MIME
+ ** messages.
+ **
**/
+ $mime_php = true;
+
+ if (!isset($i18n_php))
+ include "../functions/i18n.php";
/** This is the first function called. It decides if this is a multipart
message or if it should be handled as a single entity
**/
- function decodeMime($body, $bound, $type0, $type1, &$entities) {
+ function decodeMime($body, $bound, $type0, $type1, $encoding, $charset, &$entities) {
if ($type0 == "multipart") {
$bound = trim($bound);
$i = 0;
$p = 0;
/** Lets find the header for this entity **/
- /** If the first line after the boundary is blank, we use default values **/
+ /** If the first line after the boundary is blank, we
+ use default values **/
if (trim($body[$j]) == "") {
$ent_type0 = "text";
$ent_type1 = "plain";
$charset = "us-ascii";
$j++;
- /** If the first line ISNT blank, read in the header for this entity **/
+ /** If the first line ISNT blank, read in the header
+ for this entity **/
} else {
while ((substr(trim($body[$j]), 0, strlen("--$bound")) != "--$bound") && (trim($body[$j]) != "")) {
$entity_header[$p] = $body[$j];
}
- /** OK, we have the header information, now lets decide what to do with it **/
+ /** OK, we have the header information, now lets decide
+ what to do with it **/
if ($ent_type0 == "multipart") {
$y = 0;
while (substr($body[$j], 0, strlen("--$bound--")) != "--$bound--") {
$y++;
$j++;
}
- $ent = decodeMime($ent_body, $ent_bound, $ent_type0, $ent_type1, $entities);
+ $ent = decodeMime($ent_body, $ent_bound, $ent_type0, $ent_type1, $charset, $entities);
$entities = $ent;
} else {
$j++;
return false;
}
- /** This returns a parsed string called $body. That string can then be displayed
- as the actual message in the HTML. It contains everything needed, including
- HTML Tags, Attachments at the bottom, etc.
+ /** This returns a parsed string called $body. That string can then
+ be displayed as the actual message in the HTML. It contains
+ everything needed, including HTML Tags, Attachments at the
+ bottom, etc.
**/
function formatBody($message, $color, $wrap_at) {
- /** this if statement checks for the entity to show as the primary message. To
- add more of them, just put them in the order that is their priority.
+ /** this if statement checks for the entity to show as the
+ primary message. To add more of them, just put them in the
+ order that is their priority.
**/
$id = $message["INFO"]["ID"];
$urlmailbox = urlencode($message["INFO"]["MAILBOX"]);
if (containsType($message, "text", "html", $ent_num)) {
$body = decodeBody($message["ENTITIES"][$ent_num]["BODY"], $message["ENTITIES"][$ent_num]["ENCODING"]);
+ $charset = $message["ENTITIES"][$ent_num]["CHARSET"];
} else if (containsType($message, "text", "plain", $ent_num)) {
$body = decodeBody($message["ENTITIES"][$ent_num]["BODY"], $message["ENTITIES"][$ent_num]["ENCODING"]);
+ $charset = $message["ENTITIES"][$ent_num]["CHARSET"];
}
// add other primary displaying message types here
else {
// find any type that's displayable
if (containsType($message, "text", "any_type", $ent_num)) {
$body = decodeBody($message["ENTITIES"][$ent_num]["BODY"], $message["ENTITIES"][$ent_num]["ENCODING"]);
+ $charset = $message["ENTITIES"][$ent_num]["CHARSET"];
} else if (containsType($message, "message", "any_type", $ent_num)) {
$body = decodeBody($message["ENTITIES"][$ent_num]["BODY"], $message["ENTITIES"][$ent_num]["ENCODING"]);
+ $charset = $message["ENTITIES"][$ent_num]["CHARSET"];
}
}
- /** If there are other types that shouldn't be formatted, add them here **/
+ /** If there are other types that shouldn't be formatted, add
+ them here **/
if ($message["ENTITIES"][$ent_num]["TYPE1"] != "html")
- $body = translateText($body, $wrap_at);
+ $body = translateText($body, $wrap_at, $charset);
$body .= "<BR><SMALL><CENTER><A HREF=\"../src/download.php?absolute_dl=true&passed_id=$id&passed_ent_id=$ent_num&mailbox=$urlmailbox\">". _("Download this as a file") ."</A></CENTER><BR></SMALL>";
// This functions decode strings that is encoded according to
// RFC1522 (MIME Part Two: Message Header Extensions for Non-ASCII Text).
- function rfc1522Decode ($string) {
- // Recognizing only US-ASCII and ISO-8859. Other charsets should
- // probably be recognized as well.
- if (eregi('=\?(us-ascii|iso-8859-([0-9])+)\?(q|b)\?([^?]+)\?=',
+ function decodeHeader ($string) {
+ if (eregi('=\?([^?]+)\?(q|b)\?([^?]+)\?=',
$string, $res)) {
- if (ucfirst($res[3]) == "B") {
- $replace = base64_decode($res[4]);
+ if (ucfirst($res[2]) == "B") {
+ $replace = base64_decode($res[3]);
} else {
- $replace = ereg_replace("_", " ", $res[4]);
+ $replace = ereg_replace("_", " ", $res[3]);
$replace = quoted_printable_decode($replace);
}
- // Only US-ASCII and ISO-8859-1 can be displayed without further ado
- if ($res[2] != "" && $res[2] != "1") {
- // This gets rid of all characters with over 0x9F for other
- // charsets.
- $replace = strtr($replace, "\240\241\242\243\244\245\246\247".
- "\250\251\252\253\254\255\256\257".
- "\260\261\262\263\264\265\266\267".
- "\270\271\272\273\274\275\276\277".
- "\300\301\302\303\304\305\306\307".
- "\310\311\312\313\314\315\316\317".
- "\320\321\322\323\324\325\326\327".
- "\330\331\332\333\334\335\336\337".
- "\340\341\342\343\344\345\346\347".
- "\350\351\352\353\354\355\356\357".
- "\360\361\362\363\364\365\366\367".
- "\370\371\372\373\374\375\376\377",
- "????????????????????????????????????????".
- "????????????????????????????????????????".
- "????????????????????????????????????????".
- "????????");
- }
+ $replace = charset_decode ($res[1], $replace);
$string = eregi_replace
- ('=\?(us-ascii|iso-8859-([0-9])+)\?(q|b)\?([^?]+)\?=',
+ ('=\?([^?]+)\?(q|b)\?([^?]+)\?=',
$replace, $string);
-
- return (rfc1522Decode($string));
+ // In case there should be more encoding in the string: recurse
+ return (decodeHeader($string));
} else
return ($string);
}