From fbe54043cf598b19a753dc2b21a7ed558d23fd15 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Thu, 18 Aug 2011 13:40:07 -0400
Subject: [PATCH] Fix folders drop-down list: descend into root folder (e.g. INBOX) even if part of the exception list
---
program/include/rcube_imap_generic.php | 361 ++++++++++++++++++++++++++++-----------------------
1 files changed, 200 insertions(+), 161 deletions(-)
diff --git a/program/include/rcube_imap_generic.php b/program/include/rcube_imap_generic.php
index b5fd968..e3c987c 100644
--- a/program/include/rcube_imap_generic.php
+++ b/program/include/rcube_imap_generic.php
@@ -5,7 +5,7 @@
| program/include/rcube_imap_generic.php |
| |
| This file is part of the Roundcube Webmail client |
- | Copyright (C) 2005-2010, Roundcube Dev. - Switzerland |
+ | Copyright (C) 2005-2010, The Roundcube Dev Team |
| Licensed under the GNU GPL |
| |
| PURPOSE: |
@@ -56,13 +56,10 @@
public $priority;
public $mdn_to;
public $mdn_sent = false;
- public $is_draft = false;
public $seen = false;
public $deleted = false;
- public $recent = false;
public $answered = false;
public $forwarded = false;
- public $junk = false;
public $flagged = false;
public $has_children = false;
public $depth = 0;
@@ -91,7 +88,6 @@
public $flags = array(
'SEEN' => '\\Seen',
'DELETED' => '\\Deleted',
- 'RECENT' => '\\Recent',
'ANSWERED' => '\\Answered',
'DRAFT' => '\\Draft',
'FLAGGED' => '\\Flagged',
@@ -175,13 +171,15 @@
if ($endln)
$string .= "\r\n";
+
$res = 0;
if ($parts = preg_split('/(\{[0-9]+\}\r\n)/m', $string, -1, PREG_SPLIT_DELIM_CAPTURE)) {
for ($i=0, $cnt=count($parts); $i<$cnt; $i++) {
- if (preg_match('/^\{[0-9]+\}\r\n$/', $parts[$i+1])) {
+ if (preg_match('/^\{([0-9]+)\}\r\n$/', $parts[$i+1], $matches)) {
// LITERAL+ support
- if ($this->prefs['literal+'])
- $parts[$i+1] = preg_replace('/([0-9]+)/', '\\1+', $parts[$i+1]);
+ if ($this->prefs['literal+']) {
+ $parts[$i+1] = sprintf("{%d+}\r\n", $matches[1]);
+ }
$bytes = $this->putLine($parts[$i].$parts[$i+1], false);
if ($bytes === false)
@@ -205,7 +203,6 @@
}
}
}
-
return $res;
}
@@ -213,31 +210,26 @@
{
$line = '';
- if (!$this->fp) {
- return NULL;
- }
-
if (!$size) {
$size = 1024;
}
do {
- if (feof($this->fp)) {
+ if ($this->eof()) {
return $line ? $line : NULL;
}
$buffer = fgets($this->fp, $size);
if ($buffer === false) {
- @fclose($this->fp);
- $this->fp = null;
+ $this->closeSocket();
break;
}
if ($this->_debug) {
$this->debug('S: '. rtrim($buffer));
}
$line .= $buffer;
- } while ($buffer[strlen($buffer)-1] != "\n");
+ } while (substr($buffer, -1) != "\n");
return $line;
}
@@ -267,7 +259,7 @@
{
$data = '';
$len = 0;
- while ($len < $bytes && !feof($this->fp))
+ while ($len < $bytes && !$this->eof())
{
$d = fread($this->fp, $bytes-$len);
if ($this->_debug) {
@@ -312,8 +304,7 @@
} else if ($res == 'BAD') {
$this->errornum = self::ERROR_BAD;
} else if ($res == 'BYE') {
- @fclose($this->fp);
- $this->fp = null;
+ $this->closeSocket();
$this->errornum = self::ERROR_BYE;
}
@@ -339,6 +330,32 @@
return self::ERROR_UNKNOWN;
}
+ private function eof()
+ {
+ if (!is_resource($this->fp)) {
+ return true;
+ }
+
+ // If a connection opened by fsockopen() wasn't closed
+ // by the server, feof() will hang.
+ $start = microtime(true);
+
+ if (feof($this->fp) ||
+ ($this->prefs['timeout'] && (microtime(true) - $start > $this->prefs['timeout']))
+ ) {
+ $this->closeSocket();
+ return true;
+ }
+
+ return false;
+ }
+
+ private function closeSocket()
+ {
+ @fclose($this->fp);
+ $this->fp = null;
+ }
+
function setError($code, $msg='')
{
$this->errornum = $code;
@@ -360,8 +377,7 @@
}
if ($error && preg_match('/^\* (BYE|BAD) /i', $string, $m)) {
if (strtoupper($m[1]) == 'BYE') {
- @fclose($this->fp);
- $this->fp = null;
+ $this->closeSocket();
}
return true;
}
@@ -701,11 +717,12 @@
$host = $this->prefs['ssl_mode'] . '://' . $host;
}
+ if ($this->prefs['timeout'] <= 0) {
+ $this->prefs['timeout'] = ini_get('default_socket_timeout');
+ }
+
// Connect
- if ($this->prefs['timeout'] > 0)
- $this->fp = @fsockopen($host, $this->prefs['port'], $errno, $errstr, $this->prefs['timeout']);
- else
- $this->fp = @fsockopen($host, $this->prefs['port'], $errno, $errstr);
+ $this->fp = @fsockopen($host, $this->prefs['port'], $errno, $errstr, $this->prefs['timeout']);
if (!$this->fp) {
$this->setError(self::ERROR_BAD, sprintf("Could not connect to %s:%d: %s", $host, $this->prefs['port'], $errstr));
@@ -759,23 +776,35 @@
}
}
+ // Send ID info
+ if (!empty($this->prefs['ident']) && $this->getCapability('ID')) {
+ $this->id($this->prefs['ident']);
+ }
+
$auth_methods = array();
$result = null;
// check for supported auth methods
if ($auth_method == 'CHECK') {
- if ($this->getCapability('AUTH=DIGEST-MD5')) {
- $auth_methods[] = 'DIGEST-MD5';
- }
- if ($this->getCapability('AUTH=CRAM-MD5') || $this->getCapability('AUTH=CRAM_MD5')) {
- $auth_methods[] = 'CRAM-MD5';
- }
- if ($this->getCapability('AUTH=PLAIN')) {
- $auth_methods[] = 'PLAIN';
+ if ($auth_caps = $this->getCapability('AUTH')) {
+ $auth_methods = $auth_caps;
}
// RFC 2595 (LOGINDISABLED) LOGIN disabled when connection is not secure
- if (!$this->getCapability('LOGINDISABLED')) {
+ $login_disabled = $this->getCapability('LOGINDISABLED');
+ if (($key = array_search('LOGIN', $auth_methods)) !== false) {
+ if ($login_disabled) {
+ unset($auth_methods[$key]);
+ }
+ }
+ else if (!$login_disabled) {
$auth_methods[] = 'LOGIN';
+ }
+
+ // Use best (for security) supported authentication method
+ foreach (array('DIGEST-MD5', 'CRAM-MD5', 'CRAM_MD5', 'PLAIN', 'LOGIN') as $auth_method) {
+ if (in_array($auth_method, $auth_methods)) {
+ break;
+ }
}
}
else {
@@ -786,30 +815,28 @@
return false;
}
// replace AUTH with CRAM-MD5 for backward compat.
- $auth_methods[] = $auth_method == 'AUTH' ? 'CRAM-MD5' : $auth_method;
+ if ($auth_method == 'AUTH') {
+ $auth_method = 'CRAM-MD5';
+ }
}
// pre-login capabilities can be not complete
$this->capability_readed = false;
// Authenticate
- foreach ($auth_methods as $method) {
- switch ($method) {
- case 'DIGEST-MD5':
+ switch ($auth_method) {
+ case 'CRAM_MD5':
+ $auth_method = 'CRAM-MD5';
case 'CRAM-MD5':
+ case 'DIGEST-MD5':
case 'PLAIN':
- $result = $this->authenticate($user, $password, $method);
+ $result = $this->authenticate($user, $password, $auth_method);
break;
case 'LOGIN':
$result = $this->login($user, $password);
break;
default:
- $this->setError(self::ERROR_BAD, "Configuration error. Unknown auth method: $method");
- }
-
- if (is_resource($result)) {
- break;
- }
+ $this->setError(self::ERROR_BAD, "Configuration error. Unknown auth method: $auth_method");
}
// Connected and authenticated
@@ -838,8 +865,7 @@
$this->readReply();
}
- @fclose($this->fp);
- $this->fp = false;
+ $this->closeSocket();
}
/**
@@ -927,6 +953,16 @@
$response = substr($response, 9); // remove prefix "* STATUS "
list($mbox, $items) = $this->tokenizeResponse($response, 2);
+
+ // Fix for #1487859. Some buggy server returns not quoted
+ // folder name with spaces. Let's try to handle this situation
+ if (!is_array($items) && ($pos = strpos($response, '(')) !== false) {
+ $response = substr($response, $pos);
+ $items = $this->tokenizeResponse($response, 1);
+ if (!is_array($items)) {
+ return $result;
+ }
+ }
for ($i=0, $len=count($items); $i<$len; $i += 2) {
$result[$items[$i]] = (int) $items[$i+1];
@@ -1155,6 +1191,44 @@
return false;
}
+ /**
+ * Executes ID command (RFC2971)
+ *
+ * @param array $items Client identification information key/value hash
+ *
+ * @return array Server identification information key/value hash
+ * @access public
+ * @since 0.6
+ */
+ function id($items=array())
+ {
+ if (is_array($items) && !empty($items)) {
+ foreach ($items as $key => $value) {
+ $args[] = $this->escape($key, true);
+ $args[] = $this->escape($value, true);
+ }
+ }
+
+ list($code, $response) = $this->execute('ID', array(
+ !empty($args) ? '(' . implode(' ', (array) $args) . ')' : $this->escape(null)
+ ));
+
+
+ if ($code == self::ERROR_OK && preg_match('/\* ID /i', $response)) {
+ $response = substr($response, 5); // remove prefix "* ID "
+ $items = $this->tokenizeResponse($response, 1);
+ $result = null;
+
+ for ($i=0, $len=count($items); $i<$len; $i += 2) {
+ $result[$items[$i]] = $items[$i+1];
+ }
+
+ return $result;
+ }
+
+ return false;
+ }
+
function sort($mailbox, $field, $add='', $is_uid=FALSE, $encoding = 'US-ASCII')
{
$field = strtoupper($field);
@@ -1296,7 +1370,7 @@
$result[$id] = '';
}
} else if ($mode == 2) {
- if (preg_match('/\((UID|RFC822\.SIZE) ([0-9]+)/', $line, $matches)) {
+ if (preg_match('/(UID|RFC822\.SIZE) ([0-9]+)/', $line, $matches)) {
$result[$id] = trim($matches[2]);
} else {
$result[$id] = 0;
@@ -1463,7 +1537,7 @@
if ($bodystr)
$request .= "BODYSTRUCTURE ";
$request .= "BODY.PEEK[HEADER.FIELDS (DATE FROM TO SUBJECT CONTENT-TYPE ";
- $request .= "LIST-POST DISPOSITION-NOTIFICATION-TO".$add.")])";
+ $request .= "CC REPLY-TO LIST-POST DISPOSITION-NOTIFICATION-TO".$add.")])";
if (!$this->putLine($request)) {
$this->setError(self::ERROR_COMMAND, "Unable to send command: $request");
@@ -1492,44 +1566,29 @@
// INTERNALDATE "16-Nov-2008 21:08:46 +0100" BODYSTRUCTURE (...)
// BODY[HEADER.FIELDS ...
- if (preg_match('/^\* [0-9]+ FETCH \((.*) BODY/s', $line, $matches)) {
+ if (preg_match('/^\* [0-9]+ FETCH \((.*) BODY/sU', $line, $matches)) {
$str = $matches[1];
- // swap parents with quotes, then explode
- $str = preg_replace('/[()]/', '"', $str);
- $a = rcube_explode_quoted_string(' ', $str);
-
- // did we get the right number of replies?
- $parts_count = count($a);
- if ($parts_count>=6) {
- for ($i=0; $i<$parts_count; $i=$i+2) {
- if ($a[$i] == 'UID') {
- $result[$id]->uid = intval($a[$i+1]);
- }
- else if ($a[$i] == 'RFC822.SIZE') {
- $result[$id]->size = intval($a[$i+1]);
- }
- else if ($a[$i] == 'INTERNALDATE') {
- $time_str = $a[$i+1];
- }
- else if ($a[$i] == 'FLAGS') {
- $flags_str = $a[$i+1];
- }
+ while (list($name, $value) = $this->tokenizeResponse($str, 2)) {
+ if ($name == 'UID') {
+ $result[$id]->uid = intval($value);
}
-
- $time_str = str_replace('"', '', $time_str);
-
- // if time is gmt...
- $time_str = str_replace('GMT','+0000',$time_str);
-
- $result[$id]->internaldate = $time_str;
- $result[$id]->timestamp = $this->StrToTime($time_str);
- $result[$id]->date = $time_str;
+ else if ($name == 'RFC822.SIZE') {
+ $result[$id]->size = intval($value);
+ }
+ else if ($name == 'INTERNALDATE') {
+ $result[$id]->internaldate = $value;
+ $result[$id]->date = $value;
+ $result[$id]->timestamp = $this->StrToTime($value);
+ }
+ else if ($name == 'FLAGS') {
+ $flags_a = $value;
+ }
}
// BODYSTRUCTURE
if ($bodystr) {
- while (!preg_match('/ BODYSTRUCTURE (.*) BODY\[HEADER.FIELDS/s', $line, $m)) {
+ while (!preg_match('/ BODYSTRUCTURE (.*) BODY\[HEADER.FIELDS/sU', $line, $m)) {
$line2 = $this->readLine(1024);
$line .= $this->multLine($line2, true);
}
@@ -1572,7 +1631,7 @@
// handle FLAGS reply after headers (AOL, Zimbra?)
if (preg_match('/\s+FLAGS \((.*)\)\)$/', $line, $matches)) {
- $flags_str = $matches[1];
+ $flags_a = $this->tokenizeResponse($matches[1]);
break;
}
@@ -1596,10 +1655,10 @@
// create array with header field:data
while (list($lines_key, $str) = each($lines)) {
- list($field, $string) = $this->splitHeaderLine($str);
+ list($field, $string) = explode(':', $str, 2);
$field = strtolower($field);
- $string = preg_replace('/\n\s*/', ' ', $string);
+ $string = preg_replace('/\n[\t\s]*/', ' ', trim($string));
switch ($field) {
case 'date';
@@ -1629,7 +1688,7 @@
break;
case 'content-type':
$ctype_parts = preg_split('/[; ]/', $string);
- $result[$id]->ctype = array_shift($ctype_parts);
+ $result[$id]->ctype = strtolower(array_shift($ctype_parts));
if (preg_match('/charset\s*=\s*"?([a-z0-9\-\.\_]+)"?/i', $string, $regs)) {
$result[$id]->charset = $regs[1];
}
@@ -1663,32 +1722,31 @@
}
// process flags
- if (!empty($flags_str)) {
- $flags_str = preg_replace('/[\\\"]/', '', $flags_str);
- $flags_a = explode(' ', $flags_str);
+ if (!empty($flags_a)) {
+ foreach ($flags_a as $flag) {
+ $flag = str_replace('\\', '', $flag);
+ $result[$id]->flags[] = $flag;
- if (is_array($flags_a)) {
- foreach($flags_a as $flag) {
- $flag = strtoupper($flag);
- if ($flag == 'SEEN') {
- $result[$id]->seen = true;
- } else if ($flag == 'DELETED') {
- $result[$id]->deleted = true;
- } else if ($flag == 'RECENT') {
- $result[$id]->recent = true;
- } else if ($flag == 'ANSWERED') {
- $result[$id]->answered = true;
- } else if ($flag == '$FORWARDED') {
- $result[$id]->forwarded = true;
- } else if ($flag == 'DRAFT') {
- $result[$id]->is_draft = true;
- } else if ($flag == '$MDNSENT') {
- $result[$id]->mdn_sent = true;
- } else if ($flag == 'FLAGGED') {
- $result[$id]->flagged = true;
- }
+ switch (strtoupper($flag)) {
+ case 'SEEN':
+ $result[$id]->seen = true;
+ break;
+ case 'DELETED':
+ $result[$id]->deleted = true;
+ break;
+ case 'ANSWERED':
+ $result[$id]->answered = true;
+ break;
+ case '$FORWARDED':
+ $result[$id]->forwarded = true;
+ break;
+ case '$MDNSENT':
+ $result[$id]->mdn_sent = true;
+ break;
+ case 'FLAGGED':
+ $result[$id]->flagged = true;
+ break;
}
- $result[$id]->flags = $flags_a;
}
}
}
@@ -2122,7 +2180,7 @@
while ($this->tokenizeResponse($response, 1) == '*') {
$cmd = strtoupper($this->tokenizeResponse($response, 1));
// * LIST (<options>) <delimiter> <mailbox>
- if (!$lstatus || $cmd == 'LIST' || $cmd == 'LSUB') {
+ if ($cmd == 'LIST' || $cmd == 'LSUB') {
list($opts, $delim, $mailbox) = $this->tokenizeResponse($response, 3);
// Add to result array
@@ -2150,6 +2208,14 @@
list($name, $value) = $this->tokenizeResponse($status, 2);
$folders[$mailbox][$name] = $value;
}
+ }
+ // other untagged response line, skip it
+ else {
+ $response = ltrim($response);
+ if (($position = strpos($response, "\n")) !== false)
+ $response = substr($response, $position+1);
+ else
+ $response = '';
}
}
@@ -2741,13 +2807,7 @@
}
foreach ($entries as $name => $value) {
- if ($value === null) {
- $value = 'NIL';
- }
- else {
- $value = sprintf("{%d}\r\n%s", strlen($value), $value);
- }
- $entries[$name] = $this->escape($name) . ' ' . $value;
+ $entries[$name] = $this->escape($name) . ' ' . $this->escape($value);
}
$entries = implode(' ', $entries);
@@ -2899,20 +2959,9 @@
}
foreach ($data as $entry) {
- $name = $entry[0];
- $attr = $entry[1];
- $value = $entry[2];
-
- if ($value === null) {
- $value = 'NIL';
- }
- else {
- $value = sprintf("{%d}\r\n%s", strlen($value), $value);
- }
-
// ANNOTATEMORE drafts before version 08 require quoted parameters
- $entries[] = sprintf('%s (%s %s)',
- $this->escape($name, true), $this->escape($attr, true), $value);
+ $entries[] = sprintf('%s (%s %s)', $this->escape($entry[0], true),
+ $this->escape($entry[1], true), $this->escape($entry[2], true));
}
$entries = implode(' ', $entries);
@@ -3188,8 +3237,8 @@
break;
}
- // excluded chars: SP, CTL, (, ), {, ", ], %
- if (preg_match('/^([\x21\x23\x24\x26\x27\x2A-\x5C\x5E-\x7A\x7C-\x7E]+)/', $str, $m)) {
+ // excluded chars: SP, CTL, )
+ if (preg_match('/^([^\x00-\x20\x29\x7F]+)/', $str, $m)) {
$result[] = $m[1] == 'NIL' ? NULL : $m[1];
$str = substr($str, strlen($m[1]));
}
@@ -3219,35 +3268,23 @@
*
* @return int Unix timestamp
*/
- private function strToTime($date)
+ static function strToTime($date)
{
// support non-standard "GMTXXXX" literal
$date = preg_replace('/GMT\s*([+-][0-9]+)/', '\\1', $date);
- // if date parsing fails, we have a date in non-rfc format.
+
+ // if date parsing fails, we have a date in non-rfc format
// remove token from the end and try again
- while ((($ts = @strtotime($date))===false) || ($ts < 0)) {
+ while (($ts = intval(@strtotime($date))) <= 0) {
$d = explode(' ', $date);
array_pop($d);
- if (!$d) {
+ if (empty($d)) {
break;
}
$date = implode(' ', $d);
}
- $ts = (int) $ts;
-
return $ts < 0 ? 0 : $ts;
- }
-
- private function splitHeaderLine($string)
- {
- $pos = strpos($string, ':');
- if ($pos>0) {
- $res[0] = substr($string, 0, $pos);
- $res[1] = trim(substr($string, $pos+1));
- return $res;
- }
- return $string;
}
private function parseCapability($str, $trusted=false)
@@ -3269,33 +3306,35 @@
* Escapes a string when it contains special characters (RFC3501)
*
* @param string $string IMAP string
- * @param boolean $force_quotes Forces string quoting
+ * @param boolean $force_quotes Forces string quoting (for atoms)
*
- * @return string Escaped string
- * @todo String literals, lists
+ * @return string String atom, quoted-string or string literal
+ * @todo lists
*/
static function escape($string, $force_quotes=false)
{
if ($string === null) {
return 'NIL';
}
- else if ($string === '') {
+ if ($string === '') {
return '""';
}
- else if ($force_quotes ||
- preg_match('/([\x00-\x20\x28-\x29\x7B\x25\x2A\x22\x5C\x5D\x7F]+)/', $string)
- ) {
- // string: special chars: SP, CTL, (, ), {, %, *, ", \, ]
- return '"' . strtr($string, array('"'=>'\\"', '\\' => '\\\\')) . '"';
+ // atom-string (only safe characters)
+ if (!$force_quotes && !preg_match('/[\x00-\x20\x22\x28-\x2A\x5B-\x5D\x7B\x7D\x80-\xFF]/', $string)) {
+ return $string;
+ }
+ // quoted-string
+ if (!preg_match('/[\r\n\x00\x80-\xFF]/', $string)) {
+ return '"' . addcslashes($string, '\\"') . '"';
}
- // atom
- return $string;
+ // literal-string
+ return sprintf("{%d}\r\n%s", strlen($string), $string);
}
static function unEscape($string)
{
- return strtr($string, array('\\"'=>'"', '\\\\' => '\\'));
+ return stripslashes($string);
}
/**
--
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