X-Git-Url: https://vcs.fsf.org/?a=blobdiff_plain;f=functions%2Fmime.php;h=19fa5a83adde004d75fe329cae722b3a0134b4b2;hb=710a8254ee65541ea794849eeebb59c65356e349;hp=3c8418a92e0acc2ee4c4f48f0a6a9a5450be7aee;hpb=b36d403c9d3f3f75d589490661e0dfd83fb3c98b;p=squirrelmail.git
diff --git a/functions/mime.php b/functions/mime.php
index 3c8418a9..19fa5a83 100644
--- a/functions/mime.php
+++ b/functions/mime.php
@@ -1,770 +1,1634 @@
entities[] = $msg;
- }
- }
-
-
-
- /* --------------------------------------------------------------------------------- */
- /* MIME DECODING */
- /* --------------------------------------------------------------------------------- */
-
- // This function gets the structure of a message and stores it in the "message" class.
- // It will return this object for use with all relevant header information and
- // fully parsed into the standard "message" object format.
- function mime_structure ($imap_stream, $header) {
- global $debug_mime;
- sqimap_messages_flag ($imap_stream, $header->id, $header->id, "Seen");
-
- $id = $header->id;
- fputs ($imap_stream, sqimap_session_id() . " FETCH $id BODYSTRUCTURE\r\n");
- //
- // This should use sqimap_read_data instead of reading it itself
- //
- $sid = sqimap_session_id();
- $lsid = strlen( $sid );
- $read = fgets ($imap_stream, 10000);
- $bodystructure = "";
- while( substr($read, 0, $lsid) <> $sid && !feof( $imap_stream ) ) {
- $bodystructure .= $read;
- $read = fgets ($imap_stream, 10000);
- }
- $read = $bodystructure;
-
- if ($debug_mime) echo "$read
\n";
- // isolate the body structure and remove beginning and end parenthesis
- $read = trim(substr ($read, strpos(strtolower($read), "bodystructure") + 13));
- $read = trim(substr ($read, 0, -1));
- $end = mime_match_parenthesis(0, $read);
- while ($end == strlen($read)-1) {
- $read = trim(substr ($read, 0, -1));
- $read = trim(substr ($read, 1));
- $end = mime_match_parenthesis(0, $read);
- }
-
- if ($debug_mime) echo "$read
\n";
-
- $msg = mime_parse_structure ($read, 0);
- $msg->header = $header;
- return $msg;
- }
-
- // this starts the parsing of a particular structure. It is called recursively,
- // so it can be passed different structures. It returns an object of type
- // $message.
- // First, it checks to see if it is a multipart message. If it is, then it
- // handles that as it sees is necessary. If it is just a regular entity,
- // then it parses it and adds the necessary header information (by calling out
- // to mime_get_elements()
- function mime_parse_structure ($structure, $ent_id) {
- global $debug_mime;
- if ($debug_mime) echo "START: mime_parse_structure()
\n";
- $msg = new message();
- if (substr($structure, 0, 1) == "(") {
- $ent_id = mime_new_element_level($ent_id);
- $start = $end = -1;
- if ($debug_mime) echo "
$structure
";
- do {
- if ($debug_mime) echo "Found entity...
";
- $start = $end+1;
- $end = mime_match_parenthesis ($start, $structure);
-
- $element = substr($structure, $start+1, ($end - $start)-1);
- $ent_id = mime_increment_id ($ent_id);
- $newmsg = mime_parse_structure ($element, $ent_id);
- $msg->addEntity ($newmsg);
- } while (substr($structure, $end+1, 1) == "(");
- } else {
- // parse the elements
- if ($debug_mime) echo "
$structure
";
- $msg = mime_get_element ($structure, $msg, $ent_id);
- if ($debug_mime) echo "
";
- }
- if ($debug_mime) echo " END: mime_parse_structure()
";
- return $msg;
- }
-
- // Increments the element ID. An element id can look like any of
- // the following: 1, 1.2, 4.3.2.4.1, etc. This function increments
- // the last number of the element id, changing 1.2 to 1.3.
- function mime_increment_id ($id) {
- global $debug_mime;
- if (strpos($id, ".")) {
- $first = substr($id, 0, strrpos($id, "."));
- $last = substr($id, strrpos($id, ".")+1);
- $last++;
- $new = $first . "." .$last;
- } else {
- $new = $id + 1;
- }
- if ($debug_mime) echo "INCREMENT: $new
";
- return $new;
- }
-
- // See comment for mime_increment_id().
- // This adds another level on to the entity_id changing 1.3 to 1.3.0
- // NOTE: 1.3.0 is not a valid element ID. It MUST be incremented
- // before it can be used. I left it this way so as not to have
- // to make a special case if it is the first entity_id. It
- // always increments it, and that works fine.
- function mime_new_element_level ($id) {
- if (!$id) $id = 0;
- else $id = $id . ".0";
-
- return $id;
- }
-
- function mime_get_element (&$structure, $msg, $ent_id) {
- global $debug_mime;
- $elem_num = 1;
- $msg->header = new msg_header();
- $msg->header->entity_id = $ent_id;
- $properties = array();
-
- while (strlen($structure) > 0) {
- $structure = trim($structure);
- $char = substr($structure, 0, 1);
-
- if (strtolower(substr($structure, 0, 3)) == "nil") {
- $text = "";
- $structure = substr($structure, 3);
- } else if ($char == "\"") {
- // loop through until we find the matching quote, and return that as a string
- $pos = 1;
- $char = substr($structure, $pos, 1);
- $text = "";
- while ($char != "\"" && $pos < strlen($structure)) {
- $text .= $char;
- $pos++;
- $char = substr($structure, $pos, 1);
- }
- $structure = substr($structure, strlen($text) + 2);
- } else if ($char == "(") {
- // comment me
- $end = mime_match_parenthesis (0, $structure);
- $sub = substr($structure, 1, $end-1);
- $properties = mime_get_props($properties, $sub);
- $structure = substr($structure, strlen($sub) + 2);
- } else {
- // loop through until we find a space or an end parenthesis
- $pos = 0;
- $char = substr($structure, $pos, 1);
- $text = "";
- while ($char != " " && $char != ")" && $pos < strlen($structure)) {
- $text .= $char;
- $pos++;
- $char = substr($structure, $pos, 1);
+
+/**
+ * mime.php
+ *
+ * Copyright (c) 1999-2002 The SquirrelMail Project Team
+ * Licensed under the GNU GPL. For full terms see the file COPYING.
+ *
+ * This contains the functions necessary to detect and decode MIME
+ * messages.
+ *
+ * $Id$
+ */
+
+require_once(SM_PATH . 'functions/imap.php');
+require_once(SM_PATH . 'functions/attachment_common.php');
+
+/* --------------------------------------------------------------------------------- */
+/* MIME DECODING */
+/* --------------------------------------------------------------------------------- */
+
+/* This function gets the structure of a message and stores it in the "message" class.
+ * It will return this object for use with all relevant header information and
+ * fully parsed into the standard "message" object format.
+ */
+
+function mime_structure ($bodystructure, $flags=array()) {
+
+ /* Isolate the body structure and remove beginning and end parenthesis. */
+ $read = trim(substr ($bodystructure, strpos(strtolower($bodystructure), 'bodystructure') + 13));
+ $read = trim(substr ($read, 0, -1));
+ $i = 0;
+ $msg = Message::parseStructure($read,$i);
+ if (!is_object($msg)) {
+ include_once(SM_PATH . 'functions/display_messages.php');
+ global $color, $mailbox;
+ displayPageHeader( $color, urldecode($mailbox) );
+ echo "
' . htmlspecialchars($read) . ' |