From ab0b51a1fef87bcc643c3aaf2e635c811b28ccd8 Mon Sep 17 00:00:00 2001 From: alecpl <alec@alec.pl> Date: Tue, 15 Feb 2011 06:10:59 -0500 Subject: [PATCH] - Use only one from IMAP authentication methods to prevent login delays (1487784) --- program/include/rcube_imap.php | 243 ++++++++++++++++++++++++++++++++++-------------- 1 files changed, 172 insertions(+), 71 deletions(-) diff --git a/program/include/rcube_imap.php b/program/include/rcube_imap.php index 83c34bc..f5a9368 100644 --- a/program/include/rcube_imap.php +++ b/program/include/rcube_imap.php @@ -5,7 +5,7 @@ | program/include/rcube_imap.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: | @@ -148,6 +148,18 @@ $this->options['port'] = $port; + if ($this->options['debug']) { + $this->conn->setDebug(true, array($this, 'debug_handler')); + + $this->options['ident'] = array( + 'name' => 'Roundcube Webmail', + 'version' => RCMAIL_VERSION, + 'php' => PHP_VERSION, + 'os' => PHP_OS, + 'command' => $_SERVER['REQUEST_URI'], + ); + } + $attempt = 0; do { $data = rcmail::get_instance()->plugins->exec_hook('imap_connect', @@ -223,7 +235,7 @@ */ function get_error_code() { - return ($this->conn) ? $this->conn->errornum : 0; + return $this->conn->errornum; } @@ -234,7 +246,7 @@ */ function get_error_str() { - return ($this->conn) ? $this->conn->error : null; + return $this->conn->error; } @@ -245,9 +257,6 @@ */ function get_response_code() { - if (!$this->conn) - return self::UNKNOWN; - switch ($this->conn->resultcode) { case 'NOPERM': return self::NOPERM; @@ -278,7 +287,7 @@ */ function get_response_str() { - return ($this->conn) ? $this->conn->result : null; + return $this->conn->result; } @@ -470,12 +479,12 @@ { $this->threading = false; - if ($enable) { - if ($this->get_capability('THREAD=REFS')) + if ($enable && ($caps = $this->get_capability('THREAD'))) { + if (in_array('REFS', $caps)) $this->threading = 'REFS'; - else if ($this->get_capability('THREAD=REFERENCES')) + else if (in_array('REFERENCES', $caps)) $this->threading = 'REFERENCES'; - else if ($this->get_capability('THREAD=ORDEREDSUBJECT')) + else if (in_array('ORDEREDSUBJECT', $caps)) $this->threading = 'ORDEREDSUBJECT'; } @@ -546,56 +555,56 @@ $imap_shared = $config->get('imap_ns_shared'); $imap_delimiter = $config->get('imap_delimiter'); - if ($imap_delimiter) { - $this->delimiter = $imap_delimiter; - } - - if (!$this->conn) + if (!$this->conn->connected()) return; $ns = $this->conn->getNamespace(); - // NAMESPACE supported + // Set namespaces (NAMESPACE supported) if (is_array($ns)) { $this->namespace = $ns; - - if (empty($this->delimiter)) - $this->delimiter = $ns['personal'][0][1]; - if (empty($this->delimiter)) - $this->delimiter = $this->conn->getHierarchyDelimiter(); - if (empty($this->delimiter)) - $this->delimiter = '/'; } - // not supported, get namespace from config - else if ($imap_personal !== null || $imap_shared !== null || $imap_other !== null) { - if (empty($this->delimiter)) - $this->delimiter = $this->conn->getHierarchyDelimiter(); - if (empty($this->delimiter)) - $this->delimiter = '/'; - + else { $this->namespace = array( 'personal' => NULL, 'other' => NULL, 'shared' => NULL, ); + } - if ($imap_personal !== null) { - foreach ((array)$imap_personal as $dir) { - $this->namespace['personal'][] = array($dir, $this->delimiter); + if ($imap_delimiter) { + $this->delimiter = $imap_delimiter; + } + if (empty($this->delimiter)) { + $this->delimiter = $this->namespace['personal'][0][1]; + } + if (empty($this->delimiter)) { + $this->delimiter = $this->conn->getHierarchyDelimiter(); + } + if (empty($this->delimiter)) { + $this->delimiter = '/'; + } + + // Overwrite namespaces + if ($imap_personal !== null) { + $this->namespace['personal'] = NULL; + foreach ((array)$imap_personal as $dir) { + $this->namespace['personal'][] = array($dir, $this->delimiter); + } + } + if ($imap_other !== null) { + $this->namespace['other'] = NULL; + foreach ((array)$imap_other as $dir) { + if ($dir) { + $this->namespace['other'][] = array($dir, $this->delimiter); } } - if ($imap_other !== null) { - foreach ((array)$imap_other as $dir) { - if ($dir) { - $this->namespace['other'][] = array($dir, $this->delimiter); - } - } - } - if ($imap_shared !== null) { - foreach ((array)$imap_shared as $dir) { - if ($dir) { - $this->namespace['shared'][] = array($dir, $this->delimiter); - } + } + if ($imap_shared !== null) { + $this->namespace['shared'] = NULL; + foreach ((array)$imap_shared as $dir) { + if ($dir) { + $this->namespace['shared'][] = array($dir, $this->delimiter); } } } @@ -2053,7 +2062,7 @@ return false; } - $struct = &$this->_structure_part($structure); + $struct = &$this->_structure_part($structure, 0, '', $headers); $struct->headers = get_object_vars($headers); // don't trust given content-type @@ -2185,6 +2194,11 @@ $struct->charset = $struct->ctype_parameters['charset']; } + // #1487700: workaround for lack of charset in malformed structure + if (empty($struct->charset) && !empty($mime_headers) && $mime_headers->charset) { + $struct->charset = $mime_headers->charset; + } + // read content encoding if (!empty($part[5]) && $part[5]!='NIL') { $struct->encoding = strtolower($part[5]); @@ -2233,7 +2247,11 @@ $mime_headers = $this->conn->fetchPartHeader( $this->mailbox, $this->_msg_id, false, $struct->mime_id); } - $struct->headers = $this->_parse_headers($mime_headers) + $struct->headers; + + if (is_string($mime_headers)) + $struct->headers = $this->_parse_headers($mime_headers) + $struct->headers; + else if (is_object($mime_headers)) + $struct->headers = get_object_vars($mime_headers) + $struct->headers; // get real content-type of message/rfc822 if ($struct->mimetype == 'message/rfc822') { @@ -2429,20 +2447,21 @@ // TODO: Add caching for message parts - if (!$part) $part = 'TEXT'; + if (!$part) { + $part = 'TEXT'; + } $body = $this->conn->handlePartBody($this->mailbox, $uid, true, $part, $o_part->encoding, $print, $fp); - if ($fp || $print) + if ($fp || $print) { return true; + } - // convert charset (if text or message part) - if ($body && ($o_part->ctype_primary == 'text' || $o_part->ctype_primary == 'message')) { - // assume default if no charset specified - if (empty($o_part->charset) || strtolower($o_part->charset) == 'us-ascii') - $o_part->charset = $this->default_charset; - + // convert charset (if text or message part) and part's charset is specified + if ($body && $o_part->charset + && preg_match('/^(text|message)$/', $o_part->ctype_primary) + ) { $body = rcube_charset_convert($body, $o_part->charset); } @@ -3317,32 +3336,26 @@ // If folder contains namespace prefix, don't modify it if (is_array($this->namespace['shared'])) { foreach ($this->namespace['shared'] as $ns) { - foreach ((array)$ns as $root) { - if ($root[0] && strpos($mbox_name, $root[0]) === 0) { - return $mbox_name; - } + if ($ns[0] && strpos($mbox_name, $ns[0]) === 0) { + return $mbox_name; } } } if (is_array($this->namespace['other'])) { foreach ($this->namespace['other'] as $ns) { - foreach ((array)$ns as $root) { - if ($root[0] && strpos($mbox_name, $root[0]) === 0) { - return $mbox_name; - } + if ($ns[0] && strpos($mbox_name, $ns[0]) === 0) { + return $mbox_name; } } } if (is_array($this->namespace['personal'])) { foreach ($this->namespace['personal'] as $ns) { - foreach ((array)$ns as $root) { - if ($root[0] && strpos($mbox_name, $root[0]) === 0) { - return $mbox_name; - } + if ($ns[0] && strpos($mbox_name, $ns[0]) === 0) { + return $mbox_name; } } // Add prefix if first personal namespace is non-empty - if ($this->namespace['personal'][0][0]) { + if ($mbox_name != 'INBOX' && $this->namespace['personal'][0][0]) { return $this->namespace['personal'][0][0].$mbox_name; } } @@ -4696,10 +4709,13 @@ private function _parse_address_list($str, $decode=true) { // remove any newlines and carriage returns before - $a = rcube_explode_quoted_string('[,;]', preg_replace( "/[\r\n]/", " ", $str)); + $str = preg_replace('/\r?\n(\s|\t)?/', ' ', $str); + + // extract list items, remove comments + $str = self::explode_header_string(',;', $str, true); $result = array(); - foreach ($a as $key => $val) { + foreach ($str as $key => $val) { $name = ''; $address = ''; $val = trim($val); @@ -4739,6 +4755,91 @@ return $result; } + + /** + * Explodes header (e.g. address-list) string into array of strings + * using specified separator characters with proper handling + * of quoted-strings and comments (RFC2822) + * + * @param string $separator String containing separator characters + * @param string $str Header string + * @param bool $remove_comments Enable to remove comments + * + * @return array Header items + */ + static function explode_header_string($separator, $str, $remove_comments=false) + { + $length = strlen($str); + $result = array(); + $quoted = false; + $comment = 0; + $out = ''; + + for ($i=0; $i<$length; $i++) { + // we're inside a quoted string + if ($quoted) { + if ($str[$i] == '"') { + $quoted = false; + } + else if ($str[$i] == '\\') { + if ($comment <= 0) { + $out .= '\\'; + } + $i++; + } + } + // we're inside a comment string + else if ($comment > 0) { + if ($str[$i] == ')') { + $comment--; + } + else if ($str[$i] == '(') { + $comment++; + } + else if ($str[$i] == '\\') { + $i++; + } + continue; + } + // separator, add to result array + else if (strpos($separator, $str[$i]) !== false) { + if ($out) { + $result[] = $out; + } + $out = ''; + continue; + } + // start of quoted string + else if ($str[$i] == '"') { + $quoted = true; + } + // start of comment + else if ($remove_comments && $str[$i] == '(') { + $comment++; + } + + if ($comment <= 0) { + $out .= $str[$i]; + } + } + + if ($out && $comment <= 0) { + $result[] = $out; + } + + return $result; + } + + + /** + * This is our own debug handler for the IMAP connection + * @access public + */ + public function debug_handler(&$imap, $message) + { + write_log('imap', $message); + } + } // end class rcube_imap -- Gitblit v1.9.1