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-rw-r--r--program/include/rcube_imap.php88
1 files changed, 63 insertions, 25 deletions
diff --git a/program/include/rcube_imap.php b/program/include/rcube_imap.php
index 9c3653120..cdc52a49f 100644
--- a/program/include/rcube_imap.php
+++ b/program/include/rcube_imap.php
@@ -1747,6 +1747,18 @@ class rcube_imap
if (is_array($part[0])) {
$struct->ctype_primary = 'multipart';
+ /* RFC3501: BODYSTRUCTURE fields of multipart part
+ part1 array
+ part2 array
+ part3 array
+ ....
+ 1. subtype
+ 2. parameters (optional)
+ 3. description (optional)
+ 4. language (optional)
+ 5. location (optional)
+ */
+
// find first non-array entry
for ($i=1; $i<count($part); $i++) {
if (!is_array($part[$i])) {
@@ -1758,19 +1770,19 @@ class rcube_imap
$struct->mimetype = 'multipart/'.$struct->ctype_secondary;
// build parts list for headers pre-fetching
- for ($i=0, $count=0; $i<count($part); $i++) {
- if (is_array($part[$i]) && count($part[$i]) > 4) {
- // fetch message headers if message/rfc822
- // or named part (could contain Content-Location header)
- if (!is_array($part[$i][0])) {
- $tmp_part_id = $struct->mime_id ? $struct->mime_id.'.'.($i+1) : $i+1;
- if (strtolower($part[$i][0]) == 'message' && strtolower($part[$i][1]) == 'rfc822') {
- $raw_part_headers[] = $tmp_part_id;
- $mime_part_headers[] = $tmp_part_id;
- }
- else if (in_array('name', (array)$part[$i][2]) && (empty($part[$i][3]) || $part[$i][3]=='NIL')) {
- $mime_part_headers[] = $tmp_part_id;
- }
+ for ($i=0; $i<count($part); $i++) {
+ if (!is_array($part[$i]))
+ break;
+ // fetch message headers if message/rfc822
+ // or named part (could contain Content-Location header)
+ if (!is_array($part[$i][0])) {
+ $tmp_part_id = $struct->mime_id ? $struct->mime_id.'.'.($i+1) : $i+1;
+ if (strtolower($part[$i][0]) == 'message' && strtolower($part[$i][1]) == 'rfc822') {
+ $raw_part_headers[] = $tmp_part_id;
+ $mime_part_headers[] = $tmp_part_id;
+ }
+ else if (in_array('name', (array)$part[$i][2]) && (empty($part[$i][3]) || $part[$i][3]=='NIL')) {
+ $mime_part_headers[] = $tmp_part_id;
}
}
}
@@ -1787,18 +1799,40 @@ class rcube_imap
$raw_part_headers = $this->conn->fetchMIMEHeaders($this->mailbox,
$this->_msg_id, $raw_part_headers, false);
}
+
$struct->parts = array();
for ($i=0, $count=0; $i<count($part); $i++) {
- if (is_array($part[$i]) && count($part[$i]) > 4) {
- $tmp_part_id = $struct->mime_id ? $struct->mime_id.'.'.($i+1) : $i+1;
- $struct->parts[] = $this->_structure_part($part[$i], ++$count, $struct->mime_id,
+ if (!is_array($part[$i]))
+ break;
+ $tmp_part_id = $struct->mime_id ? $struct->mime_id.'.'.($i+1) : $i+1;
+ $struct->parts[] = $this->_structure_part($part[$i], ++$count, $struct->mime_id,
$mime_part_headers[$tmp_part_id], $raw_part_headers[$tmp_part_id]);
- }
}
return $struct;
}
+ /* RFC3501: BODYSTRUCTURE fields of non-multipart part
+ 0. type
+ 1. subtype
+ 2. parameters
+ 3. id
+ 4. description
+ 5. encoding
+ 6. size
+ -- text
+ 7. lines
+ -- message/rfc822
+ 7. envelope structure
+ 8. body structure
+ 9. lines
+ --
+ x. md5 (optional)
+ x. disposition (optional)
+ x. language (optional)
+ x. location (optional)
+ */
+
// regular part
$struct->ctype_primary = strtolower($part[0]);
$struct->ctype_secondary = strtolower($part[1]);
@@ -1825,9 +1859,11 @@ class rcube_imap
$struct->size = intval($part[6]);
// read part disposition
- $di = count($part) - 2;
- if ((is_array($part[$di]) && count($part[$di]) == 2 && is_array($part[$di][1])) ||
- (is_array($part[--$di]) && count($part[$di]) == 2)) {
+ $di = 8;
+ if ($struct->ctype_primary == 'text') $di += 1;
+ else if ($struct->mimetype == 'message/rfc822') $di += 3;
+
+ if (is_array($part[$di]) && count($part[$di]) == 2) {
$struct->disposition = strtolower($part[$di][0]);
if (is_array($part[$di][1]))
@@ -1835,12 +1871,14 @@ class rcube_imap
$struct->d_parameters[strtolower($part[$di][1][$n])] = $part[$di][1][$n+1];
}
- // get child parts
+ // get message/rfc822's child-parts
if (is_array($part[8]) && $di != 8) {
$struct->parts = array();
- for ($i=0, $count=0; $i<count($part[8]); $i++)
- if (is_array($part[8][$i]) && count($part[8][$i]) > 5)
- $struct->parts[] = $this->_structure_part($part[8][$i], ++$count, $struct->mime_id);
+ for ($i=0, $count=0; $i<count($part[8]); $i++) {
+ if (!is_array($part[8][$i]))
+ break;
+ $struct->parts[] = $this->_structure_part($part[8][$i], ++$count, $struct->mime_id);
+ }
}
// get part ID
@@ -1875,7 +1913,7 @@ class rcube_imap
}
}
- if ($struct->ctype_primary=='message') {
+ if ($struct->ctype_primary == 'message') {
if (is_array($part[8]) && $di != 8 && empty($struct->parts))
$struct->parts[] = $this->_structure_part($part[8], ++$count, $struct->mime_id);
}