From fc67e008126d8b034a49ed24f6c94de2bf858981 Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <thomas@roundcube.net>
Date: Mon, 14 May 2012 15:03:35 -0400
Subject: [PATCH] Larry: fix unfocused message thread row highlighting (#1488477)
---
program/include/rcube_imap_generic.php | 4274 +++++++++++++++++++++++++++++++++-------------------------
1 files changed, 2,441 insertions(+), 1,833 deletions(-)
diff --git a/program/include/rcube_imap_generic.php b/program/include/rcube_imap_generic.php
index 6de27e8..52459dd 100644
--- a/program/include/rcube_imap_generic.php
+++ b/program/include/rcube_imap_generic.php
@@ -1,12 +1,16 @@
<?php
-/*
+/**
+-----------------------------------------------------------------------+
| program/include/rcube_imap_generic.php |
| |
| This file is part of the Roundcube Webmail client |
- | Copyright (C) 2005-2010, Roundcube Dev. - Switzerland |
- | Licensed under the GNU GPL |
+ | Copyright (C) 2005-2010, The Roundcube Dev Team |
+ | Copyright (C) 2011, Kolab Systems AG |
+ | |
+ | Licensed under the GNU General Public License version 3 or |
+ | any later version with exceptions for skins & plugins. |
+ | See the README file for a full license statement. |
| |
| PURPOSE: |
| Provide alternative IMAP library that doesn't rely on the standard |
@@ -25,49 +29,36 @@
*/
-
/**
* Struct representing an e-mail message header
*
- * @package Mail
- * @author Aleksander Machniak <alec@alec.pl>
+ * @package Mail
+ * @author Aleksander Machniak <alec@alec.pl>
*/
class rcube_mail_header
{
- public $id;
- public $uid;
- public $subject;
- public $from;
- public $to;
- public $cc;
- public $replyto;
- public $in_reply_to;
- public $date;
- public $messageID;
- public $size;
- public $encoding;
- public $charset;
- public $ctype;
- public $flags;
- public $timestamp;
- public $body_structure;
- public $internaldate;
- public $references;
- 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;
- public $unread_children = 0;
- public $others = array();
+ public $id;
+ public $uid;
+ public $subject;
+ public $from;
+ public $to;
+ public $cc;
+ public $replyto;
+ public $in_reply_to;
+ public $date;
+ public $messageID;
+ public $size;
+ public $encoding;
+ public $charset;
+ public $ctype;
+ public $timestamp;
+ public $bodystructure;
+ public $internaldate;
+ public $references;
+ public $priority;
+ public $mdn_to;
+ public $others = array();
+ public $flags = array();
}
// For backward compatibility with cached messages (#1486602)
@@ -78,19 +69,20 @@
/**
* PHP based wrapper class to connect to an IMAP server
*
- * @package Mail
- * @author Aleksander Machniak <alec@alec.pl>
+ * @package Mail
+ * @author Aleksander Machniak <alec@alec.pl>
*/
class rcube_imap_generic
{
public $error;
public $errornum;
- public $message;
+ public $result;
+ public $resultcode;
+ public $selected;
public $data = array();
public $flags = array(
'SEEN' => '\\Seen',
'DELETED' => '\\Deleted',
- 'RECENT' => '\\Recent',
'ANSWERED' => '\\Answered',
'DRAFT' => '\\Draft',
'FLAGGED' => '\\Flagged',
@@ -99,25 +91,29 @@
'*' => '\\*',
);
- private $selected;
- private $fp;
- private $host;
- private $logged = false;
- private $capability = array();
- private $capability_readed = false;
+ private $fp;
+ private $host;
+ private $logged = false;
+ private $capability = array();
+ private $capability_readed = false;
private $prefs;
private $cmd_tag;
private $cmd_num = 0;
+ private $resourceid;
+ private $_debug = false;
+ private $_debug_handler = false;
const ERROR_OK = 0;
const ERROR_NO = -1;
const ERROR_BAD = -2;
const ERROR_BYE = -3;
- const ERROR_COMMAND = -5;
const ERROR_UNKNOWN = -4;
+ const ERROR_COMMAND = -5;
+ const ERROR_READONLY = -6;
const COMMAND_NORESPONSE = 1;
const COMMAND_CAPABILITY = 2;
+ const COMMAND_LASTLINE = 4;
/**
* Object constructor
@@ -139,16 +135,16 @@
if (!$this->fp)
return false;
- if (!empty($this->prefs['debug_mode'])) {
- write_log('imap', 'C: '. rtrim($string));
- }
+ if ($this->_debug) {
+ $this->debug('C: '. rtrim($string));
+ }
$res = fwrite($this->fp, $string . ($endln ? "\r\n" : ''));
- if ($res === false) {
- @fclose($this->fp);
- $this->fp = null;
- }
+ if ($res === false) {
+ @fclose($this->fp);
+ $this->fp = null;
+ }
return $res;
}
@@ -160,229 +156,351 @@
* @param string $string Command string
* @param bool $endln True if CRLF need to be added at the end of command
*
- * @param int Number of bytes sent, False on error
+ * @return int|bool Number of bytes sent, False on error
*/
function putLineC($string, $endln=true)
{
- if (!$this->fp)
+ if (!$this->fp) {
return false;
+ }
- if ($endln)
- $string .= "\r\n";
+ if ($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])) {
+ $res = 0;
+ if ($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], $matches)) {
// LITERAL+ support
- if ($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);
+ $bytes = $this->putLine($parts[$i].$parts[$i+1], false);
if ($bytes === false)
return false;
$res += $bytes;
// don't wait if server supports LITERAL+ capability
if (!$this->prefs['literal+']) {
- $line = $this->readLine(1000);
- // handle error in command
- if ($line[0] != '+')
- return false;
- }
+ $line = $this->readLine(1000);
+ // handle error in command
+ if ($line[0] != '+')
+ return false;
+ }
$i++;
- }
- else {
- $bytes = $this->putLine($parts[$i], false);
+ }
+ else {
+ $bytes = $this->putLine($parts[$i], false);
if ($bytes === false)
return false;
$res += $bytes;
}
- }
- }
-
- return $res;
+ }
+ }
+ return $res;
}
+ /**
+ * Reads line from the connection stream
+ *
+ * @param int $size Buffer size
+ *
+ * @return string Line of text response
+ */
function readLine($size=1024)
{
- $line = '';
+ $line = '';
- if (!$this->fp) {
- return NULL;
- }
+ if (!$size) {
+ $size = 1024;
+ }
- if (!$size) {
- $size = 1024;
- }
+ do {
+ if ($this->eof()) {
+ return $line ? $line : NULL;
+ }
- do {
- if (feof($this->fp)) {
- return $line ? $line : NULL;
- }
+ $buffer = fgets($this->fp, $size);
- $buffer = fgets($this->fp, $size);
-
- if ($buffer === false) {
- @fclose($this->fp);
- $this->fp = null;
- break;
- }
- if (!empty($this->prefs['debug_mode'])) {
- write_log('imap', 'S: '. rtrim($buffer));
- }
+ if ($buffer === false) {
+ $this->closeSocket();
+ break;
+ }
+ if ($this->_debug) {
+ $this->debug('S: '. rtrim($buffer));
+ }
$line .= $buffer;
- } while ($buffer[strlen($buffer)-1] != "\n");
-
- return $line;
- }
-
- function multLine($line, $escape=false)
- {
- $line = rtrim($line);
- if (preg_match('/\{[0-9]+\}$/', $line)) {
- $out = '';
-
- preg_match_all('/(.*)\{([0-9]+)\}$/', $line, $a);
- $bytes = $a[2][0];
- while (strlen($out) < $bytes) {
- $line = $this->readBytes($bytes);
- if ($line === NULL)
- break;
- $out .= $line;
- }
-
- $line = $a[1][0] . ($escape ? $this->escape($out) : $out);
- }
+ } while (substr($buffer, -1) != "\n");
return $line;
}
- function readBytes($bytes)
+ /**
+ * Reads more data from the connection stream when provided
+ * data contain string literal
+ *
+ * @param string $line Response text
+ * @param bool $escape Enables escaping
+ *
+ * @return string Line of text response
+ */
+ function multLine($line, $escape = false)
{
- $data = '';
- $len = 0;
- while ($len < $bytes && !feof($this->fp))
- {
- $d = fread($this->fp, $bytes-$len);
- if (!empty($this->prefs['debug_mode'])) {
- write_log('imap', 'S: '. $d);
- }
- $data .= $d;
- $data_len = strlen($data);
- if ($len == $data_len) {
- break; // nothing was read -> exit to avoid apache lockups
- }
- $len = $data_len;
- }
+ $line = rtrim($line);
+ if (preg_match('/\{([0-9]+)\}$/', $line, $m)) {
+ $out = '';
+ $str = substr($line, 0, -strlen($m[0]));
+ $bytes = $m[1];
- return $data;
+ while (strlen($out) < $bytes) {
+ $line = $this->readBytes($bytes);
+ if ($line === NULL)
+ break;
+ $out .= $line;
+ }
+
+ $line = $str . ($escape ? $this->escape($out) : $out);
+ }
+
+ return $line;
}
- // don't use it in loops, until you exactly know what you're doing
+ /**
+ * Reads specified number of bytes from the connection stream
+ *
+ * @param int $bytes Number of bytes to get
+ *
+ * @return string Response text
+ */
+ function readBytes($bytes)
+ {
+ $data = '';
+ $len = 0;
+ while ($len < $bytes && !$this->eof())
+ {
+ $d = fread($this->fp, $bytes-$len);
+ if ($this->_debug) {
+ $this->debug('S: '. $d);
+ }
+ $data .= $d;
+ $data_len = strlen($data);
+ if ($len == $data_len) {
+ break; // nothing was read -> exit to avoid apache lockups
+ }
+ $len = $data_len;
+ }
+
+ return $data;
+ }
+
+ /**
+ * Reads complete response to the IMAP command
+ *
+ * @param array $untagged Will be filled with untagged response lines
+ *
+ * @return string Response text
+ */
function readReply(&$untagged=null)
{
- do {
- $line = trim($this->readLine(1024));
+ do {
+ $line = trim($this->readLine(1024));
// store untagged response lines
- if ($line[0] == '*')
+ if ($line[0] == '*')
$untagged[] = $line;
- } while ($line[0] == '*');
+ } while ($line[0] == '*');
if ($untagged)
$untagged = join("\n", $untagged);
- return $line;
+ return $line;
}
+ /**
+ * Response parser.
+ *
+ * @param string $string Response text
+ * @param string $err_prefix Error message prefix
+ *
+ * @return int Response status
+ */
function parseResult($string, $err_prefix='')
{
- if (preg_match('/^[a-z0-9*]+ (OK|NO|BAD|BYE)(.*)$/i', trim($string), $matches)) {
- $res = strtoupper($matches[1]);
+ if (preg_match('/^[a-z0-9*]+ (OK|NO|BAD|BYE)(.*)$/i', trim($string), $matches)) {
+ $res = strtoupper($matches[1]);
$str = trim($matches[2]);
- if ($res == 'OK') {
- return $this->errornum = self::ERROR_OK;
- } else if ($res == 'NO') {
+ if ($res == 'OK') {
+ $this->errornum = self::ERROR_OK;
+ } else if ($res == 'NO') {
$this->errornum = self::ERROR_NO;
- } else if ($res == 'BAD') {
- $this->errornum = self::ERROR_BAD;
- } else if ($res == 'BYE') {
- @fclose($this->fp);
- $this->fp = null;
- $this->errornum = self::ERROR_BYE;
- }
+ } else if ($res == 'BAD') {
+ $this->errornum = self::ERROR_BAD;
+ } else if ($res == 'BYE') {
+ $this->closeSocket();
+ $this->errornum = self::ERROR_BYE;
+ }
- if ($str)
- $this->error = $err_prefix ? $err_prefix.$str : $str;
+ if ($str) {
+ $str = trim($str);
+ // get response string and code (RFC5530)
+ if (preg_match("/^\[([a-z-]+)\]/i", $str, $m)) {
+ $this->resultcode = strtoupper($m[1]);
+ $str = trim(substr($str, strlen($m[1]) + 2));
+ }
+ else {
+ $this->resultcode = null;
+ // parse response for [APPENDUID 1204196876 3456]
+ if (preg_match("/^\[APPENDUID [0-9]+ ([0-9,:*]+)\]/i", $str, $m)) {
+ $this->data['APPENDUID'] = $m[1];
+ }
+ }
+ $this->result = $str;
- return $this->errornum;
- }
- return self::ERROR_UNKNOWN;
+ if ($this->errornum != self::ERROR_OK) {
+ $this->error = $err_prefix ? $err_prefix.$str : $str;
+ }
+ }
+
+ return $this->errornum;
+ }
+ return self::ERROR_UNKNOWN;
}
- private function setError($code, $msg='')
+ /**
+ * Checks connection stream state.
+ *
+ * @return bool True if connection is closed
+ */
+ private function eof()
+ {
+ if (!is_resource($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']))
+ ) {
+ $this->closeSocket();
+ return true;
+ }
+
+ return false;
+ }
+
+ /**
+ * Closes connection stream.
+ */
+ private function closeSocket()
+ {
+ @fclose($this->fp);
+ $this->fp = null;
+ }
+
+ /**
+ * Error code/message setter.
+ */
+ function setError($code, $msg='')
{
$this->errornum = $code;
$this->error = $msg;
}
- // check if $string starts with $match (or * BYE/BAD)
+ /**
+ * Checks response status.
+ * Checks if command response line starts with specified prefix (or * BYE/BAD)
+ *
+ * @param string $string Response text
+ * @param string $match Prefix to match with (case-sensitive)
+ * @param bool $error Enables BYE/BAD checking
+ * @param bool $nonempty Enables empty response checking
+ *
+ * @return bool True any check is true or connection is closed.
+ */
function startsWith($string, $match, $error=false, $nonempty=false)
{
- $len = strlen($match);
- if ($len == 0) {
- return false;
- }
if (!$this->fp) {
return true;
}
- if (strncmp($string, $match, $len) == 0) {
- return true;
- }
- if ($error && preg_match('/^\* (BYE|BAD) /i', $string, $m)) {
+ if (strncmp($string, $match, strlen($match)) == 0) {
+ return true;
+ }
+ if ($error && preg_match('/^\* (BYE|BAD) /i', $string, $m)) {
if (strtoupper($m[1]) == 'BYE') {
- @fclose($this->fp);
- $this->fp = null;
+ $this->closeSocket();
}
- return true;
- }
+ return true;
+ }
if ($nonempty && !strlen($string)) {
return true;
}
- return false;
+ return false;
}
+ private function hasCapability($name)
+ {
+ if (empty($this->capability) || $name == '') {
+ return false;
+ }
+
+ if (in_array($name, $this->capability)) {
+ return true;
+ }
+ else if (strpos($name, '=')) {
+ return false;
+ }
+
+ $result = array();
+ foreach ($this->capability as $cap) {
+ $entry = explode('=', $cap);
+ if ($entry[0] == $name) {
+ $result[] = $entry[1];
+ }
+ }
+
+ return !empty($result) ? $result : false;
+ }
+
+ /**
+ * Capabilities checker
+ *
+ * @param string $name Capability name
+ *
+ * @return mixed Capability values array for key=value pairs, true/false for others
+ */
function getCapability($name)
{
- if (in_array($name, $this->capability)) {
- return true;
- }
- else if ($this->capability_readed) {
- return false;
- }
+ $result = $this->hasCapability($name);
- // get capabilities (only once) because initial
- // optional CAPABILITY response may differ
+ if (!empty($result)) {
+ return $result;
+ }
+ else if ($this->capability_readed) {
+ return false;
+ }
+
+ // get capabilities (only once) because initial
+ // optional CAPABILITY response may differ
$result = $this->execute('CAPABILITY');
if ($result[0] == self::ERROR_OK) {
$this->parseCapability($result[1]);
}
- $this->capability_readed = true;
+ $this->capability_readed = true;
- if (in_array($name, $this->capability)) {
- return true;
- }
-
- return false;
+ return $this->hasCapability($name);
}
function clearCapability()
{
- $this->capability = array();
- $this->capability_readed = false;
+ $this->capability = array();
+ $this->capability_readed = false;
}
/**
@@ -400,18 +518,18 @@
if ($type == 'DIGEST-MD5' && !class_exists('Auth_SASL')) {
$this->setError(self::ERROR_BYE,
"The Auth_SASL package is required for DIGEST-MD5 authentication");
- return self::ERROR_BAD;
+ return self::ERROR_BAD;
}
- $this->putLine($this->nextTag() . " AUTHENTICATE $type");
- $line = trim($this->readLine(1024));
+ $this->putLine($this->nextTag() . " AUTHENTICATE $type");
+ $line = trim($this->readReply());
- if ($line[0] == '+') {
- $challenge = substr($line, 2);
+ if ($line[0] == '+') {
+ $challenge = substr($line, 2);
}
else {
return $this->parseResult($line);
- }
+ }
if ($type == 'CRAM-MD5') {
// RFC2195: CRAM-MD5
@@ -454,10 +572,10 @@
// send result
$this->putLine($reply);
- $line = $this->readLine(1024);
+ $line = trim($this->readReply());
if ($line[0] == '+') {
- $challenge = substr($line, 2);
+ $challenge = substr($line, 2);
}
else {
return $this->parseResult($line);
@@ -474,7 +592,7 @@
$this->putLine('');
}
- $line = $this->readLine(1024);
+ $line = $this->readReply();
$result = $this->parseResult($line);
}
else { // PLAIN
@@ -491,33 +609,33 @@
// RFC 4959 (SASL-IR): save one round trip
if ($this->getCapability('SASL-IR')) {
- $result = $this->execute("AUTHENTICATE PLAIN", array($reply),
- self::COMMAND_NORESPONSE | self::COMMAND_CAPABILITY);
+ list($result, $line) = $this->execute("AUTHENTICATE PLAIN", array($reply),
+ self::COMMAND_LASTLINE | self::COMMAND_CAPABILITY);
}
else {
- $this->putLine($this->nextTag() . " AUTHENTICATE PLAIN");
- $line = trim($this->readLine(1024));
+ $this->putLine($this->nextTag() . " AUTHENTICATE PLAIN");
+ $line = trim($this->readReply());
- if ($line[0] != '+') {
- return $this->parseResult($line);
- }
+ if ($line[0] != '+') {
+ return $this->parseResult($line);
+ }
// send result, get reply and process it
$this->putLine($reply);
- $line = $this->readLine(1024);
+ $line = $this->readReply();
$result = $this->parseResult($line);
}
}
if ($result == self::ERROR_OK) {
- // optional CAPABILITY response
- if ($line && preg_match('/\[CAPABILITY ([^]]+)\]/i', $line, $matches)) {
- $this->parseCapability($matches[1], true);
- }
+ // optional CAPABILITY response
+ if ($line && preg_match('/\[CAPABILITY ([^]]+)\]/i', $line, $matches)) {
+ $this->parseCapability($matches[1], true);
+ }
return $this->fp;
}
else {
- $this->setError($result, "Unable to authenticate user ($type): $line");
+ $this->setError($result, "AUTHENTICATE $type: $line");
}
return $result;
@@ -537,9 +655,9 @@
$this->escape($user), $this->escape($password)), self::COMMAND_CAPABILITY);
// re-set capabilities list if untagged CAPABILITY response provided
- if (preg_match('/\* CAPABILITY (.+)/i', $response, $matches)) {
- $this->parseCapability($matches[1], true);
- }
+ if (preg_match('/\* CAPABILITY (.+)/i', $response, $matches)) {
+ $this->parseCapability($matches[1], true);
+ }
if ($code == self::ERROR_OK) {
return $this->fp;
@@ -549,27 +667,27 @@
}
/**
- * Gets the delimiter
+ * Detects hierarchy delimiter
*
* @return string The delimiter
*/
function getHierarchyDelimiter()
{
- if ($this->prefs['delimiter']) {
- return $this->prefs['delimiter'];
- }
+ if ($this->prefs['delimiter']) {
+ return $this->prefs['delimiter'];
+ }
- // try (LIST "" ""), should return delimiter (RFC2060 Sec 6.3.8)
- list($code, $response) = $this->execute('LIST',
- array($this->escape(''), $this->escape('')));
+ // try (LIST "" ""), should return delimiter (RFC2060 Sec 6.3.8)
+ list($code, $response) = $this->execute('LIST',
+ array($this->escape(''), $this->escape('')));
if ($code == self::ERROR_OK) {
$args = $this->tokenizeResponse($response, 4);
$delimiter = $args[3];
- if (strlen($delimiter) > 0) {
- return ($this->prefs['delimiter'] = $delimiter);
- }
+ if (strlen($delimiter) > 0) {
+ return ($this->prefs['delimiter'] = $delimiter);
+ }
}
return NULL;
@@ -587,18 +705,18 @@
}
if (!$this->getCapability('NAMESPACE')) {
- return self::ERROR_BAD;
- }
+ return self::ERROR_BAD;
+ }
- list($code, $response) = $this->execute('NAMESPACE');
+ list($code, $response) = $this->execute('NAMESPACE');
- if ($code == self::ERROR_OK && preg_match('/^\* NAMESPACE /', $response)) {
- $data = $this->tokenizeResponse(substr($response, 11));
- }
+ if ($code == self::ERROR_OK && preg_match('/^\* NAMESPACE /', $response)) {
+ $data = $this->tokenizeResponse(substr($response, 11));
+ }
- if (!is_array($data)) {
- return $code;
- }
+ if (!is_array($data)) {
+ return $code;
+ }
$this->prefs['namespace'] = array(
'personal' => $data[0],
@@ -609,236 +727,321 @@
return $this->prefs['namespace'];
}
+ /**
+ * Connects to IMAP server and authenticates.
+ *
+ * @param string $host Server hostname or IP
+ * @param string $user User name
+ * @param string $password Password
+ * @param array $options Connection and class options
+ *
+ * @return bool True on success, False on failure
+ */
function connect($host, $user, $password, $options=null)
{
- // set options
- if (is_array($options)) {
+ // set options
+ if (is_array($options)) {
$this->prefs = $options;
}
// set auth method
- if (!empty($this->prefs['auth_method'])) {
- $auth_method = strtoupper($this->prefs['auth_method']);
- } else {
- $auth_method = 'CHECK';
+ if (!empty($this->prefs['auth_type'])) {
+ $auth_method = strtoupper($this->prefs['auth_type']);
+ } else {
+ $auth_method = 'CHECK';
}
- $result = false;
+ $result = false;
- // initialize connection
- $this->error = '';
- $this->errornum = self::ERROR_OK;
- $this->selected = '';
- $this->user = $user;
- $this->host = $host;
+ // initialize connection
+ $this->error = '';
+ $this->errornum = self::ERROR_OK;
+ $this->selected = null;
+ $this->user = $user;
+ $this->host = $host;
$this->logged = false;
- // check input
- if (empty($host)) {
- $this->setError(self::ERROR_BAD, "Empty host");
- return false;
- }
+ // check input
+ if (empty($host)) {
+ $this->setError(self::ERROR_BAD, "Empty host");
+ return false;
+ }
if (empty($user)) {
- $this->setError(self::ERROR_NO, "Empty user");
- return false;
- }
- if (empty($password)) {
- $this->setError(self::ERROR_NO, "Empty password");
- return false;
- }
-
- if (!$this->prefs['port']) {
- $this->prefs['port'] = 143;
- }
- // check for SSL
- if ($this->prefs['ssl_mode'] && $this->prefs['ssl_mode'] != 'tls') {
- $host = $this->prefs['ssl_mode'] . '://' . $host;
- }
-
- // Connect
- if ($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, $errstr);
-
- if (!$this->fp) {
- $this->setError(self::ERROR_BAD, sprintf("Could not connect to %s:%d: %s", $host, $this->prefs['port'], $errstr));
- return false;
- }
-
- if ($this->prefs['timeout'] > 0)
- stream_set_timeout($this->fp, $this->prefs['timeout']);
-
- $line = trim(fgets($this->fp, 8192));
-
- if ($this->prefs['debug_mode'] && $line) {
- write_log('imap', 'S: '. $line);
+ $this->setError(self::ERROR_NO, "Empty user");
+ return false;
+ }
+ if (empty($password)) {
+ $this->setError(self::ERROR_NO, "Empty password");
+ return false;
}
- // Connected to wrong port or connection error?
- if (!preg_match('/^\* (OK|PREAUTH)/i', $line)) {
- if ($line)
- $error = sprintf("Wrong startup greeting (%s:%d): %s", $host, $this->prefs['port'], $line);
- else
- $error = sprintf("Empty startup greeting (%s:%d)", $host, $this->prefs['port']);
+ if (!$this->prefs['port']) {
+ $this->prefs['port'] = 143;
+ }
+ // check for SSL
+ if ($this->prefs['ssl_mode'] && $this->prefs['ssl_mode'] != 'tls') {
+ $host = $this->prefs['ssl_mode'] . '://' . $host;
+ }
- $this->setError(self::ERROR_BAD, $error);
- $this->close();
- return false;
- }
+ if ($this->prefs['timeout'] <= 0) {
+ $this->prefs['timeout'] = ini_get('default_socket_timeout');
+ }
- // RFC3501 [7.1] optional CAPABILITY response
- if (preg_match('/\[CAPABILITY ([^]]+)\]/i', $line, $matches)) {
- $this->parseCapability($matches[1], true);
- }
+ // Connect
+ $this->fp = @fsockopen($host, $this->prefs['port'], $errno, $errstr, $this->prefs['timeout']);
- $this->message = $line;
+ if (!$this->fp) {
+ $this->setError(self::ERROR_BAD, sprintf("Could not connect to %s:%d: %s", $host, $this->prefs['port'], $errstr));
+ return false;
+ }
- // TLS connection
- if ($this->prefs['ssl_mode'] == 'tls' && $this->getCapability('STARTTLS')) {
- if (version_compare(PHP_VERSION, '5.1.0', '>=')) {
- $res = $this->execute('STARTTLS');
+ if ($this->prefs['timeout'] > 0)
+ stream_set_timeout($this->fp, $this->prefs['timeout']);
+
+ $line = trim(fgets($this->fp, 8192));
+
+ if ($this->_debug) {
+ // set connection identifier for debug output
+ preg_match('/#([0-9]+)/', (string)$this->fp, $m);
+ $this->resourceid = strtoupper(substr(md5($m[1].$this->user.microtime()), 0, 4));
+
+ if ($line)
+ $this->debug('S: '. $line);
+ }
+
+ // Connected to wrong port or connection error?
+ if (!preg_match('/^\* (OK|PREAUTH)/i', $line)) {
+ if ($line)
+ $error = sprintf("Wrong startup greeting (%s:%d): %s", $host, $this->prefs['port'], $line);
+ else
+ $error = sprintf("Empty startup greeting (%s:%d)", $host, $this->prefs['port']);
+
+ $this->setError(self::ERROR_BAD, $error);
+ $this->closeConnection();
+ return false;
+ }
+
+ // RFC3501 [7.1] optional CAPABILITY response
+ if (preg_match('/\[CAPABILITY ([^]]+)\]/i', $line, $matches)) {
+ $this->parseCapability($matches[1], true);
+ }
+
+ // TLS connection
+ if ($this->prefs['ssl_mode'] == 'tls' && $this->getCapability('STARTTLS')) {
+ if (version_compare(PHP_VERSION, '5.1.0', '>=')) {
+ $res = $this->execute('STARTTLS');
if ($res[0] != self::ERROR_OK) {
- $this->close();
+ $this->closeConnection();
return false;
}
- if (!stream_socket_enable_crypto($this->fp, true, STREAM_CRYPTO_METHOD_TLS_CLIENT)) {
- $this->setError(self::ERROR_BAD, "Unable to negotiate TLS");
- $this->close();
- return false;
- }
+ if (!stream_socket_enable_crypto($this->fp, true, STREAM_CRYPTO_METHOD_TLS_CLIENT)) {
+ $this->setError(self::ERROR_BAD, "Unable to negotiate TLS");
+ $this->closeConnection();
+ return false;
+ }
- // Now we're secure, capabilities need to be reread
- $this->clearCapability();
- }
- }
+ // Now we're secure, capabilities need to be reread
+ $this->clearCapability();
+ }
+ }
- $auth_methods = array();
+ // Send ID info
+ if (!empty($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')) {
- $auth_methods[] = 'PLAIN';
- }
+ // check for supported auth methods
+ if ($auth_method == 'CHECK') {
+ if ($auth_caps = $this->getCapability('AUTH')) {
+ $auth_methods = $auth_caps;
+ }
// RFC 2595 (LOGINDISABLED) LOGIN disabled when connection is not secure
- if (!$this->getCapability('LOGINDISABLED')) {
- $auth_methods[] = 'LOGIN';
- }
- }
+ $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, $auth_methods)) {
+ break;
+ }
+ }
+ }
else {
// Prevent from sending credentials in plain text when connection is not secure
- if ($auth_method == 'LOGIN' && $this->getCapability('LOGINDISABLED')) {
- $this->setError(self::ERROR_BAD, "Login disabled by IMAP server");
- $this->close();
- return false;
+ if ($auth_method == 'LOGIN' && $this->getCapability('LOGINDISABLED')) {
+ $this->setError(self::ERROR_BAD, "Login disabled by IMAP server");
+ $this->closeConnection();
+ 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 'PLAIN':
- $result = $this->authenticate($user, $password, $method);
- break;
+ case 'DIGEST-MD5':
+ case 'PLAIN':
+ $result = $this->authenticate($user, $password, $auth_method);
+ break;
case 'LOGIN':
- $result = $this->login($user, $password);
+ $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: $auth_method");
+ }
// Connected and authenticated
- if (is_resource($result)) {
+ if (is_resource($result)) {
if ($this->prefs['force_caps']) {
- $this->clearCapability();
+ $this->clearCapability();
}
$this->logged = true;
- return true;
+ return true;
}
- // Close connection
- $this->close();
+ $this->closeConnection();
return false;
}
+ /**
+ * Checks connection status
+ *
+ * @return bool True if connection is active and user is logged in, False otherwise.
+ */
function connected()
{
- return ($this->fp && $this->logged) ? true : false;
+ return ($this->fp && $this->logged) ? true : false;
}
- function close()
+ /**
+ * Closes connection with logout.
+ */
+ function closeConnection()
{
- if ($this->putLine($this->nextTag() . ' LOGOUT')) {
- $this->readReply();
+ if ($this->putLine($this->nextTag() . ' LOGOUT')) {
+ $this->readReply();
}
- @fclose($this->fp);
- $this->fp = false;
+ $this->closeSocket();
}
- function select($mailbox)
+ /**
+ * Executes SELECT command (if mailbox is already not in selected state)
+ *
+ * @param string $mailbox Mailbox name
+ * @param array $qresync_data QRESYNC data (RFC5162)
+ *
+ * @return boolean True on success, false on error
+ */
+ function select($mailbox, $qresync_data = null)
{
- if (empty($mailbox)) {
- return false;
- }
+ if (!strlen($mailbox)) {
+ return false;
+ }
- if ($this->selected == $mailbox) {
- return true;
- }
+ if ($this->selected === $mailbox) {
+ return true;
+ }
+/*
+ Temporary commented out because Courier returns \Noselect for INBOX
+ Requires more investigation
if (is_array($this->data['LIST']) && is_array($opts = $this->data['LIST'][$mailbox])) {
if (in_array('\\Noselect', $opts)) {
return false;
}
}
+*/
+ $params = array($this->escape($mailbox));
- list($code, $response) = $this->execute('SELECT', array($this->escape($mailbox)));
+ // QRESYNC data items
+ // 0. the last known UIDVALIDITY,
+ // 1. the last known modification sequence,
+ // 2. the optional set of known UIDs, and
+ // 3. an optional parenthesized list of known sequence ranges and their
+ // corresponding UIDs.
+ if (!empty($qresync_data)) {
+ if (!empty($qresync_data[2]))
+ $qresync_data[2] = self::compressMessageSet($qresync_data[2]);
+ $params[] = array('QRESYNC', $qresync_data);
+ }
+
+ list($code, $response) = $this->execute('SELECT', $params);
if ($code == self::ERROR_OK) {
$response = explode("\r\n", $response);
foreach ($response as $line) {
- if (preg_match('/^\* ([0-9]+) (EXISTS|RECENT)$/i', $line, $m)) {
- $this->data[strtoupper($m[2])] = (int) $m[1];
- }
- else if (preg_match('/^\* OK \[(UIDNEXT|UIDVALIDITY|UNSEEN) ([0-9]+)\]/i', $line, $match)) {
- $this->data[strtoupper($match[1])] = (int) $match[2];
- }
- else if (preg_match('/^\* OK \[PERMANENTFLAGS \(([^\)]+)\)\]/iU', $line, $match)) {
- $this->data['PERMANENTFLAGS'] = explode(' ', $match[1]);
- }
+ if (preg_match('/^\* ([0-9]+) (EXISTS|RECENT)$/i', $line, $m)) {
+ $this->data[strtoupper($m[2])] = (int) $m[1];
+ }
+ else if (preg_match('/^\* OK \[/i', $line, $match)) {
+ $line = substr($line, 6);
+ if (preg_match('/^(UIDNEXT|UIDVALIDITY|UNSEEN) ([0-9]+)/i', $line, $match)) {
+ $this->data[strtoupper($match[1])] = (int) $match[2];
+ }
+ else if (preg_match('/^(HIGHESTMODSEQ) ([0-9]+)/i', $line, $match)) {
+ $this->data[strtoupper($match[1])] = (string) $match[2];
+ }
+ else if (preg_match('/^(NOMODSEQ)/i', $line, $match)) {
+ $this->data[strtoupper($match[1])] = true;
+ }
+ else if (preg_match('/^PERMANENTFLAGS \(([^\)]+)\)/iU', $line, $match)) {
+ $this->data['PERMANENTFLAGS'] = explode(' ', $match[1]);
+ }
+ }
+ // QRESYNC FETCH response (RFC5162)
+ else if (preg_match('/^\* ([0-9+]) FETCH/i', $line, $match)) {
+ $line = substr($line, strlen($match[0]));
+ $fetch_data = $this->tokenizeResponse($line, 1);
+ $data = array('id' => $match[1]);
+
+ for ($i=0, $size=count($fetch_data); $i<$size; $i+=2) {
+ $data[strtolower($fetch_data[$i])] = $fetch_data[$i+1];
+ }
+
+ $this->data['QRESYNC'][$data['uid']] = $data;
+ }
+ // QRESYNC VANISHED response (RFC5162)
+ else if (preg_match('/^\* VANISHED [()EARLIER]*/i', $line, $match)) {
+ $line = substr($line, strlen($match[0]));
+ $v_data = $this->tokenizeResponse($line, 1);
+
+ $this->data['VANISHED'] = $v_data;
+ }
}
- $this->selected = $mailbox;
- return true;
- }
+ $this->data['READ-WRITE'] = $this->resultcode != 'READ-ONLY';
+
+ $this->selected = $mailbox;
+ return true;
+ }
return false;
}
/**
- * Executes STATUS comand
+ * Executes STATUS command
*
* @param string $mailbox Mailbox name
* @param array $items Additional requested item names. By default
@@ -846,14 +1049,13 @@
* in RFC3501: UIDNEXT, UIDVALIDITY, RECENT
*
* @return array Status item-value hash
- * @access public
* @since 0.5-beta
*/
function status($mailbox, $items=array())
{
- if (empty($mailbox)) {
- return false;
- }
+ if (!strlen($mailbox)) {
+ return false;
+ }
if (!in_array('MESSAGES', $items)) {
$items[] = 'MESSAGES';
@@ -871,962 +1073,178 @@
list($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];
+ $result[$items[$i]] = $items[$i+1];
}
$this->data['STATUS:'.$mailbox] = $result;
- return $result;
- }
-
- return false;
- }
-
- function checkForRecent($mailbox)
- {
- if (empty($mailbox)) {
- $mailbox = 'INBOX';
- }
-
- $this->select($mailbox);
- if ($this->selected == $mailbox) {
- return $this->data['RECENT'];
- }
-
- return false;
- }
-
- function countMessages($mailbox, $refresh = false)
- {
- if ($refresh) {
- $this->selected = '';
- }
-
- if ($this->selected == $mailbox) {
- return $this->data['EXISTS'];
- }
-
- // Check internal cache
- $cache = $this->data['STATUS:'.$mailbox];
- if (!empty($cache) && isset($cache['MESSAGES'])) {
- return (int) $cache['MESSAGES'];
- }
-
- // Try STATUS (should be faster than SELECT)
- $counts = $this->status($mailbox);
- if (is_array($counts)) {
- return (int) $counts['MESSAGES'];
+ return $result;
}
return false;
}
/**
- * Returns count of messages without \Seen flag in a specified folder
+ * Executes EXPUNGE command
*
- * @param string $mailbox Mailbox name
+ * @param string $mailbox Mailbox name
+ * @param string $messages Message UIDs to expunge
*
- * @return int Number of messages, False on error
- * @access public
+ * @return boolean True on success, False on error
*/
- function countUnseen($mailbox)
- {
- // Check internal cache
- $cache = $this->data['STATUS:'.$mailbox];
- if (!empty($cache) && isset($cache['UNSEEN'])) {
- return (int) $cache['UNSEEN'];
- }
-
- // Try STATUS (should be faster than SELECT+SEARCH)
- $counts = $this->status($mailbox);
- if (is_array($counts)) {
- return (int) $counts['UNSEEN'];
- }
-
- // Invoke SEARCH as a fallback
- $index = $this->search($mailbox, 'ALL UNSEEN', false, array('COUNT'));
- if (is_array($index)) {
- return (int) $index['COUNT'];
- }
-
- return false;
- }
-
- function sort($mailbox, $field, $add='', $is_uid=FALSE, $encoding = 'US-ASCII')
- {
- $field = strtoupper($field);
- if ($field == 'INTERNALDATE') {
- $field = 'ARRIVAL';
- }
-
- $fields = array('ARRIVAL' => 1,'CC' => 1,'DATE' => 1,
- 'FROM' => 1, 'SIZE' => 1, 'SUBJECT' => 1, 'TO' => 1);
-
- if (!$fields[$field]) {
- return false;
- }
-
- if (!$this->select($mailbox)) {
- return false;
- }
-
- // message IDs
- if (!empty($add))
- $add = $this->compressMessageSet($add);
-
- list($code, $response) = $this->execute($is_uid ? 'UID SORT' : 'SORT',
- array("($field)", $encoding, 'ALL' . (!empty($add) ? ' '.$add : '')));
-
- if ($code == self::ERROR_OK) {
- // remove prefix and \r\n from raw response
- $response = str_replace("\r\n", '', substr($response, 7));
- return preg_split('/\s+/', $response, -1, PREG_SPLIT_NO_EMPTY);
- }
-
- return false;
- }
-
- function fetchHeaderIndex($mailbox, $message_set, $index_field='', $skip_deleted=true, $uidfetch=false)
- {
- if (is_array($message_set)) {
- if (!($message_set = $this->compressMessageSet($message_set)))
- return false;
- } else {
- list($from_idx, $to_idx) = explode(':', $message_set);
- if (empty($message_set) ||
- (isset($to_idx) && $to_idx != '*' && (int)$from_idx > (int)$to_idx)) {
- return false;
- }
- }
-
- $index_field = empty($index_field) ? 'DATE' : strtoupper($index_field);
-
- $fields_a['DATE'] = 1;
- $fields_a['INTERNALDATE'] = 4;
- $fields_a['ARRIVAL'] = 4;
- $fields_a['FROM'] = 1;
- $fields_a['REPLY-TO'] = 1;
- $fields_a['SENDER'] = 1;
- $fields_a['TO'] = 1;
- $fields_a['CC'] = 1;
- $fields_a['SUBJECT'] = 1;
- $fields_a['UID'] = 2;
- $fields_a['SIZE'] = 2;
- $fields_a['SEEN'] = 3;
- $fields_a['RECENT'] = 3;
- $fields_a['DELETED'] = 3;
-
- if (!($mode = $fields_a[$index_field])) {
- return false;
- }
-
- /* Do "SELECT" command */
- if (!$this->select($mailbox)) {
- return false;
- }
-
- // build FETCH command string
- $key = $this->nextTag();
- $cmd = $uidfetch ? 'UID FETCH' : 'FETCH';
- $deleted = $skip_deleted ? ' FLAGS' : '';
-
- if ($mode == 1 && $index_field == 'DATE')
- $request = " $cmd $message_set (INTERNALDATE BODY.PEEK[HEADER.FIELDS (DATE)]$deleted)";
- else if ($mode == 1)
- $request = " $cmd $message_set (BODY.PEEK[HEADER.FIELDS ($index_field)]$deleted)";
- else if ($mode == 2) {
- if ($index_field == 'SIZE')
- $request = " $cmd $message_set (RFC822.SIZE$deleted)";
- else
- $request = " $cmd $message_set ($index_field$deleted)";
- } else if ($mode == 3)
- $request = " $cmd $message_set (FLAGS)";
- else // 4
- $request = " $cmd $message_set (INTERNALDATE$deleted)";
-
- $request = $key . $request;
-
- if (!$this->putLine($request)) {
- $this->setError(self::ERROR_COMMAND, "Unable to send command: $request");
- return false;
- }
-
- $result = array();
-
- do {
- $line = rtrim($this->readLine(200));
- $line = $this->multLine($line);
-
- if (preg_match('/^\* ([0-9]+) FETCH/', $line, $m)) {
- $id = $m[1];
- $flags = NULL;
-
- if ($skip_deleted && preg_match('/FLAGS \(([^)]+)\)/', $line, $matches)) {
- $flags = explode(' ', strtoupper($matches[1]));
- if (in_array('\\DELETED', $flags)) {
- $deleted[$id] = $id;
- continue;
- }
- }
-
- if ($mode == 1 && $index_field == 'DATE') {
- if (preg_match('/BODY\[HEADER\.FIELDS \("*DATE"*\)\] (.*)/', $line, $matches)) {
- $value = preg_replace(array('/^"*[a-z]+:/i'), '', $matches[1]);
- $value = trim($value);
- $result[$id] = $this->strToTime($value);
- }
- // non-existent/empty Date: header, use INTERNALDATE
- if (empty($result[$id])) {
- if (preg_match('/INTERNALDATE "([^"]+)"/', $line, $matches))
- $result[$id] = $this->strToTime($matches[1]);
- else
- $result[$id] = 0;
- }
- } else if ($mode == 1) {
- if (preg_match('/BODY\[HEADER\.FIELDS \("?(FROM|REPLY-TO|SENDER|TO|SUBJECT)"?\)\] (.*)/', $line, $matches)) {
- $value = preg_replace(array('/^"*[a-z]+:/i', '/\s+$/sm'), array('', ''), $matches[2]);
- $result[$id] = trim($value);
- } else {
- $result[$id] = '';
- }
- } else if ($mode == 2) {
- if (preg_match('/\((UID|RFC822\.SIZE) ([0-9]+)/', $line, $matches)) {
- $result[$id] = trim($matches[2]);
- } else {
- $result[$id] = 0;
- }
- } else if ($mode == 3) {
- if (!$flags && preg_match('/FLAGS \(([^)]+)\)/', $line, $matches)) {
- $flags = explode(' ', $matches[1]);
- }
- $result[$id] = in_array('\\'.$index_field, $flags) ? 1 : 0;
- } else if ($mode == 4) {
- if (preg_match('/INTERNALDATE "([^"]+)"/', $line, $matches)) {
- $result[$id] = $this->strToTime($matches[1]);
- } else {
- $result[$id] = 0;
- }
- }
- }
- } while (!$this->startsWith($line, $key, true, true));
-
- return $result;
- }
-
- static function compressMessageSet($messages, $force=false)
- {
- // given a comma delimited list of independent mid's,
- // compresses by grouping sequences together
-
- if (!is_array($messages)) {
- // if less than 255 bytes long, let's not bother
- if (!$force && strlen($messages)<255) {
- return $messages;
- }
-
- // see if it's already been compressed
- if (strpos($messages, ':') !== false) {
- return $messages;
- }
-
- // separate, then sort
- $messages = explode(',', $messages);
- }
-
- sort($messages);
-
- $result = array();
- $start = $prev = $messages[0];
-
- foreach ($messages as $id) {
- $incr = $id - $prev;
- if ($incr > 1) { //found a gap
- if ($start == $prev) {
- $result[] = $prev; //push single id
- } else {
- $result[] = $start . ':' . $prev; //push sequence as start_id:end_id
- }
- $start = $id; //start of new sequence
- }
- $prev = $id;
- }
-
- // handle the last sequence/id
- if ($start == $prev) {
- $result[] = $prev;
- } else {
- $result[] = $start.':'.$prev;
- }
-
- // return as comma separated string
- return implode(',', $result);
- }
-
- static function uncompressMessageSet($messages)
- {
- $result = array();
- $messages = explode(',', $messages);
-
- foreach ($messages as $part) {
- $items = explode(':', $part);
- $max = max($items[0], $items[1]);
-
- for ($x=$items[0]; $x<=$max; $x++) {
- $result[] = $x;
- }
- }
-
- return $result;
- }
-
- /**
- * Returns message sequence identifier
- *
- * @param string $mailbox Mailbox name
- * @param int $uid Message unique identifier (UID)
- *
- * @return int Message sequence identifier
- * @access public
- */
- function UID2ID($mailbox, $uid)
- {
- if ($uid > 0) {
- $id_a = $this->search($mailbox, "UID $uid");
- if (is_array($id_a) && count($id_a) == 1) {
- return (int) $id_a[0];
- }
- }
- return null;
- }
-
- /**
- * Returns message unique identifier (UID)
- *
- * @param string $mailbox Mailbox name
- * @param int $uid Message sequence identifier
- *
- * @return int Message unique identifier
- * @access public
- */
- function ID2UID($mailbox, $id)
- {
- if (empty($id) || $id < 0) {
- return null;
- }
-
- if (!$this->select($mailbox)) {
- return null;
- }
-
- list($code, $response) = $this->execute('FETCH', array($id, '(UID)'));
-
- if ($code == self::ERROR_OK && preg_match("/^\* $id FETCH \(UID (.*)\)/i", $response, $m)) {
- return (int) $m[1];
- }
-
- return null;
- }
-
- function fetchUIDs($mailbox, $message_set=null)
- {
- if (is_array($message_set))
- $message_set = join(',', $message_set);
- else if (empty($message_set))
- $message_set = '1:*';
-
- return $this->fetchHeaderIndex($mailbox, $message_set, 'UID', false);
- }
-
- function fetchHeaders($mailbox, $message_set, $uidfetch=false, $bodystr=false, $add='')
- {
- $result = array();
-
- if (!$this->select($mailbox)) {
- return false;
- }
-
- $message_set = $this->compressMessageSet($message_set);
-
- if ($add)
- $add = ' '.trim($add);
-
- /* FETCH uid, size, flags and headers */
- $key = $this->nextTag();
- $request = $key . ($uidfetch ? ' UID' : '') . " FETCH $message_set ";
- $request .= "(UID RFC822.SIZE FLAGS INTERNALDATE ";
- if ($bodystr)
- $request .= "BODYSTRUCTURE ";
- $request .= "BODY.PEEK[HEADER.FIELDS (DATE FROM TO SUBJECT CONTENT-TYPE ";
- $request .= "LIST-POST DISPOSITION-NOTIFICATION-TO".$add.")])";
-
- if (!$this->putLine($request)) {
- $this->setError(self::ERROR_COMMAND, "Unable to send command: $request");
- return false;
- }
- do {
- $line = $this->readLine(4096);
- $line = $this->multLine($line);
-
- if (!$line)
- break;
-
- if (preg_match('/^\* ([0-9]+) FETCH/', $line, $m)) {
- $id = intval($m[1]);
-
- $result[$id] = new rcube_mail_header;
- $result[$id]->id = $id;
- $result[$id]->subject = '';
- $result[$id]->messageID = 'mid:' . $id;
-
- $lines = array();
- $ln = 0;
-
- // Sample reply line:
- // * 321 FETCH (UID 2417 RFC822.SIZE 2730 FLAGS (\Seen)
- // INTERNALDATE "16-Nov-2008 21:08:46 +0100" BODYSTRUCTURE (...)
- // BODY[HEADER.FIELDS ...
-
- if (preg_match('/^\* [0-9]+ FETCH \((.*) BODY/s', $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];
- }
-
- $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 = $time_str;
- }
-
- // BODYSTRUCTURE
- if($bodystr) {
- while (!preg_match('/ BODYSTRUCTURE (.*) BODY\[HEADER.FIELDS/s', $line, $m)) {
- $line2 = $this->readLine(1024);
- $line .= $this->multLine($line2, true);
- }
- $result[$id]->body_structure = $m[1];
- }
-
- // the rest of the result
- preg_match('/ BODY\[HEADER.FIELDS \(.*?\)\]\s*(.*)$/s', $line, $m);
- $reslines = explode("\n", trim($m[1], '"'));
- // re-parse (see below)
- foreach ($reslines as $resln) {
- if (ord($resln[0])<=32) {
- $lines[$ln] .= (empty($lines[$ln])?'':"\n").trim($resln);
- } else {
- $lines[++$ln] = trim($resln);
- }
- }
- }
-
- // Start parsing headers. The problem is, some header "lines" take up multiple lines.
- // So, we'll read ahead, and if the one we're reading now is a valid header, we'll
- // process the previous line. Otherwise, we'll keep adding the strings until we come
- // to the next valid header line.
-
- do {
- $line = rtrim($this->readLine(300), "\r\n");
-
- // The preg_match below works around communigate imap, which outputs " UID <number>)".
- // Without this, the while statement continues on and gets the "FH0 OK completed" message.
- // If this loop gets the ending message, then the outer loop does not receive it from radline on line 1249.
- // This in causes the if statement on line 1278 to never be true, which causes the headers to end up missing
- // If the if statement was changed to pick up the fh0 from this loop, then it causes the outer loop to spin
- // An alternative might be:
- // if (!preg_match("/:/",$line) && preg_match("/\)$/",$line)) break;
- // however, unsure how well this would work with all imap clients.
- if (preg_match("/^\s*UID [0-9]+\)$/", $line)) {
- break;
- }
-
- // handle FLAGS reply after headers (AOL, Zimbra?)
- if (preg_match('/\s+FLAGS \((.*)\)\)$/', $line, $matches)) {
- $flags_str = $matches[1];
- break;
- }
-
- if (ord($line[0])<=32) {
- $lines[$ln] .= (empty($lines[$ln])?'':"\n").trim($line);
- } else {
- $lines[++$ln] = trim($line);
- }
- // patch from "Maksim Rubis" <siburny@hotmail.com>
- } while ($line[0] != ')' && !$this->startsWith($line, $key, true));
-
- if (strncmp($line, $key, strlen($key))) {
- // process header, fill rcube_mail_header obj.
- // initialize
- if (is_array($headers)) {
- reset($headers);
- while (list($k, $bar) = each($headers)) {
- $headers[$k] = '';
- }
- }
-
- // create array with header field:data
- while ( list($lines_key, $str) = each($lines) ) {
- list($field, $string) = $this->splitHeaderLine($str);
-
- $field = strtolower($field);
- $string = preg_replace('/\n\s*/', ' ', $string);
-
- switch ($field) {
- case 'date';
- $result[$id]->date = $string;
- $result[$id]->timestamp = $this->strToTime($string);
- break;
- case 'from':
- $result[$id]->from = $string;
- break;
- case 'to':
- $result[$id]->to = preg_replace('/undisclosed-recipients:[;,]*/', '', $string);
- break;
- case 'subject':
- $result[$id]->subject = $string;
- break;
- case 'reply-to':
- $result[$id]->replyto = $string;
- break;
- case 'cc':
- $result[$id]->cc = $string;
- break;
- case 'bcc':
- $result[$id]->bcc = $string;
- break;
- case 'content-transfer-encoding':
- $result[$id]->encoding = $string;
- break;
- case 'content-type':
- $ctype_parts = preg_split('/[; ]/', $string);
- $result[$id]->ctype = array_shift($ctype_parts);
- if (preg_match('/charset\s*=\s*"?([a-z0-9\-\.\_]+)"?/i', $string, $regs)) {
- $result[$id]->charset = $regs[1];
- }
- break;
- case 'in-reply-to':
- $result[$id]->in_reply_to = str_replace(array("\n", '<', '>'), '', $string);
- break;
- case 'references':
- $result[$id]->references = $string;
- break;
- case 'return-receipt-to':
- case 'disposition-notification-to':
- case 'x-confirm-reading-to':
- $result[$id]->mdn_to = $string;
- break;
- case 'message-id':
- $result[$id]->messageID = $string;
- break;
- case 'x-priority':
- if (preg_match('/^(\d+)/', $string, $matches))
- $result[$id]->priority = intval($matches[1]);
- break;
- default:
- if (strlen($field) > 2)
- $result[$id]->others[$field] = $string;
- break;
- } // end switch ()
- } // end while ()
- }
-
- // process flags
- if (!empty($flags_str)) {
- $flags_str = preg_replace('/[\\\"]/', '', $flags_str);
- $flags_a = explode(' ', $flags_str);
-
- if (is_array($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;
- }
- }
- $result[$id]->flags = $flags_a;
- }
- }
- }
- } while (!$this->startsWith($line, $key, true));
-
- return $result;
- }
-
- function fetchHeader($mailbox, $id, $uidfetch=false, $bodystr=false, $add='')
- {
- $a = $this->fetchHeaders($mailbox, $id, $uidfetch, $bodystr, $add);
- if (is_array($a)) {
- return array_shift($a);
- }
- return false;
- }
-
- function sortHeaders($a, $field, $flag)
- {
- if (empty($field)) {
- $field = 'uid';
- }
- else {
- $field = strtolower($field);
- }
-
- if ($field == 'date' || $field == 'internaldate') {
- $field = 'timestamp';
- }
-
- if (empty($flag)) {
- $flag = 'ASC';
- } else {
- $flag = strtoupper($flag);
- }
-
- $c = count($a);
- if ($c > 0) {
- // Strategy:
- // First, we'll create an "index" array.
- // Then, we'll use sort() on that array,
- // and use that to sort the main array.
-
- // create "index" array
- $index = array();
- reset($a);
- while (list($key, $val) = each($a)) {
- if ($field == 'timestamp') {
- $data = $this->strToTime($val->date);
- if (!$data) {
- $data = $val->timestamp;
- }
- } else {
- $data = $val->$field;
- if (is_string($data)) {
- $data = str_replace('"', '', $data);
- if ($field == 'subject') {
- $data = preg_replace('/^(Re: \s*|Fwd:\s*|Fw:\s*)+/i', '', $data);
- }
- $data = strtoupper($data);
- }
- }
- $index[$key] = $data;
- }
-
- // sort index
- if ($flag == 'ASC') {
- asort($index);
- } else {
- arsort($index);
- }
-
- // form new array based on index
- $result = array();
- reset($index);
- while (list($key, $val) = each($index)) {
- $result[$key] = $a[$key];
- }
- }
-
- return $result;
- }
-
function expunge($mailbox, $messages=NULL)
{
- if (!$this->select($mailbox)) {
+ if (!$this->select($mailbox)) {
+ return false;
+ }
+
+ if (!$this->data['READ-WRITE']) {
+ $this->setError(self::ERROR_READONLY, "Mailbox is read-only", 'EXPUNGE');
return false;
}
// Clear internal status cache
unset($this->data['STATUS:'.$mailbox]);
- $result = $this->execute($messages ? 'UID EXPUNGE' : 'EXPUNGE',
- array($messages), self::COMMAND_NORESPONSE);
+ if ($messages)
+ $result = $this->execute('UID EXPUNGE', array($messages), self::COMMAND_NORESPONSE);
+ else
+ $result = $this->execute('EXPUNGE', null, self::COMMAND_NORESPONSE);
- if ($result == self::ERROR_OK) {
- $this->selected = ''; // state has changed, need to reselect
- return true;
- }
-
- return false;
- }
-
- function modFlag($mailbox, $messages, $flag, $mod)
- {
- if ($mod != '+' && $mod != '-') {
- $mod = '+';
- }
-
- if (!$this->select($mailbox)) {
- return false;
- }
-
- // Clear internal status cache
- if ($flag == 'SEEN') {
- unset($this->data['STATUS:'.$mailbox]['UNSEEN']);
+ if ($result == self::ERROR_OK) {
+ $this->selected = null; // state has changed, need to reselect
+ return true;
}
- $flag = $this->flags[strtoupper($flag)];
- $result = $this->execute('UID STORE', array(
- $this->compressMessageSet($messages), $mod . 'FLAGS.SILENT', "($flag)"),
- self::COMMAND_NORESPONSE);
-
- return ($result == self::ERROR_OK);
- }
-
- function flag($mailbox, $messages, $flag) {
- return $this->modFlag($mailbox, $messages, $flag, '+');
- }
-
- function unflag($mailbox, $messages, $flag) {
- return $this->modFlag($mailbox, $messages, $flag, '-');
- }
-
- function delete($mailbox, $messages) {
- return $this->modFlag($mailbox, $messages, 'DELETED', '+');
- }
-
- function copy($messages, $from, $to)
- {
- if (empty($from) || empty($to)) {
- return false;
- }
-
- if (!$this->select($from)) {
- return false;
- }
-
- // Clear internal status cache
- unset($this->data['STATUS:'.$to]);
-
- $result = $this->execute('UID COPY', array(
- $this->compressMessageSet($messages), $this->escape($to)),
- self::COMMAND_NORESPONSE);
-
- return ($result == self::ERROR_OK);
- }
-
- function move($messages, $from, $to)
- {
- if (!$from || !$to) {
- return false;
- }
-
- $r = $this->copy($messages, $from, $to);
-
- if ($r) {
- // Clear internal status cache
- unset($this->data['STATUS:'.$from]);
-
- return $this->delete($from, $messages);
- }
- return $r;
- }
-
- // Don't be tempted to change $str to pass by reference to speed this up - it will slow it down by about
- // 7 times instead :-) See comments on http://uk2.php.net/references and this article:
- // http://derickrethans.nl/files/phparch-php-variables-article.pdf
- private function parseThread($str, $begin, $end, $root, $parent, $depth, &$depthmap, &$haschildren)
- {
- $node = array();
- if ($str[$begin] != '(') {
- $stop = $begin + strspn($str, '1234567890', $begin, $end - $begin);
- $msg = substr($str, $begin, $stop - $begin);
- if ($msg == 0)
- return $node;
- if (is_null($root))
- $root = $msg;
- $depthmap[$msg] = $depth;
- $haschildren[$msg] = false;
- if (!is_null($parent))
- $haschildren[$parent] = true;
- if ($stop + 1 < $end)
- $node[$msg] = $this->parseThread($str, $stop + 1, $end, $root, $msg, $depth + 1, $depthmap, $haschildren);
- else
- $node[$msg] = array();
- } else {
- $off = $begin;
- while ($off < $end) {
- $start = $off;
- $off++;
- $n = 1;
- while ($n > 0) {
- $p = strpos($str, ')', $off);
- if ($p === false) {
- error_log('Mismatched brackets parsing IMAP THREAD response:');
- error_log(substr($str, ($begin < 10) ? 0 : ($begin - 10), $end - $begin + 20));
- error_log(str_repeat(' ', $off - (($begin < 10) ? 0 : ($begin - 10))));
- return $node;
- }
- $p1 = strpos($str, '(', $off);
- if ($p1 !== false && $p1 < $p) {
- $off = $p1 + 1;
- $n++;
- } else {
- $off = $p + 1;
- $n--;
- }
- }
- $node += $this->parseThread($str, $start + 1, $off - 1, $root, $parent, $depth, $depthmap, $haschildren);
- }
- }
-
- return $node;
- }
-
- function thread($mailbox, $algorithm='REFERENCES', $criteria='', $encoding='US-ASCII')
- {
- $old_sel = $this->selected;
-
- if (!$this->select($mailbox)) {
- return false;
- }
-
- // return empty result when folder is empty and we're just after SELECT
- if ($old_sel != $mailbox && !$this->data['EXISTS']) {
- return array(array(), array(), array());
- }
-
- $encoding = $encoding ? trim($encoding) : 'US-ASCII';
- $algorithm = $algorithm ? trim($algorithm) : 'REFERENCES';
- $criteria = $criteria ? 'ALL '.trim($criteria) : 'ALL';
- $data = '';
-
- list($code, $response) = $this->execute('THREAD', array(
- $algorithm, $encoding, $criteria));
-
- if ($code == self::ERROR_OK && preg_match('/^\* THREAD /i', $response)) {
- // remove prefix and \r\n from raw response
- $response = str_replace("\r\n", '', substr($response, 9));
- $depthmap = array();
- $haschildren = array();
-
- $tree = $this->parseThread($response, 0, strlen($response),
- null, null, 0, $depthmap, $haschildren);
-
- return array($tree, $depthmap, $haschildren);
- }
-
- return false;
+ return false;
}
/**
- * Executes SEARCH command
+ * Executes CLOSE command
*
- * @param string $mailbox Mailbox name
- * @param string $criteria Searching criteria
- * @param bool $return_uid Enable UID in result instead of sequence ID
- * @param array $items Return items (MIN, MAX, COUNT, ALL)
- *
- * @return array Message identifiers or item-value hash
+ * @return boolean True on success, False on error
+ * @since 0.5
*/
- function search($mailbox, $criteria, $return_uid=false, $items=array())
+ function close()
{
- $old_sel = $this->selected;
+ $result = $this->execute('CLOSE', NULL, self::COMMAND_NORESPONSE);
- if (!$this->select($mailbox)) {
- return false;
- }
+ if ($result == self::ERROR_OK) {
+ $this->selected = null;
+ return true;
+ }
- // return empty result when folder is empty and we're just after SELECT
- if ($old_sel != $mailbox && !$this->data['EXISTS']) {
- if (!empty($items))
- return array_combine($items, array_fill(0, count($items), 0));
+ return false;
+ }
+
+ /**
+ * Folder subscription (SUBSCRIBE)
+ *
+ * @param string $mailbox Mailbox name
+ *
+ * @return boolean True on success, False on error
+ */
+ function subscribe($mailbox)
+ {
+ $result = $this->execute('SUBSCRIBE', array($this->escape($mailbox)),
+ self::COMMAND_NORESPONSE);
+
+ return ($result == self::ERROR_OK);
+ }
+
+ /**
+ * Folder unsubscription (UNSUBSCRIBE)
+ *
+ * @param string $mailbox Mailbox name
+ *
+ * @return boolean True on success, False on error
+ */
+ function unsubscribe($mailbox)
+ {
+ $result = $this->execute('UNSUBSCRIBE', array($this->escape($mailbox)),
+ self::COMMAND_NORESPONSE);
+
+ return ($result == self::ERROR_OK);
+ }
+
+ /**
+ * Folder creation (CREATE)
+ *
+ * @param string $mailbox Mailbox name
+ *
+ * @return bool True on success, False on error
+ */
+ function createFolder($mailbox)
+ {
+ $result = $this->execute('CREATE', array($this->escape($mailbox)),
+ self::COMMAND_NORESPONSE);
+
+ return ($result == self::ERROR_OK);
+ }
+
+ /**
+ * Folder renaming (RENAME)
+ *
+ * @param string $mailbox Mailbox name
+ *
+ * @return bool True on success, False on error
+ */
+ function renameFolder($from, $to)
+ {
+ $result = $this->execute('RENAME', array($this->escape($from), $this->escape($to)),
+ self::COMMAND_NORESPONSE);
+
+ return ($result == self::ERROR_OK);
+ }
+
+ /**
+ * Executes DELETE command
+ *
+ * @param string $mailbox Mailbox name
+ *
+ * @return boolean True on success, False on error
+ */
+ function deleteFolder($mailbox)
+ {
+ $result = $this->execute('DELETE', array($this->escape($mailbox)),
+ self::COMMAND_NORESPONSE);
+
+ return ($result == self::ERROR_OK);
+ }
+
+ /**
+ * Removes all messages in a folder
+ *
+ * @param string $mailbox Mailbox name
+ *
+ * @return boolean True on success, False on error
+ */
+ function clearFolder($mailbox)
+ {
+ $num_in_trash = $this->countMessages($mailbox);
+ if ($num_in_trash > 0) {
+ $res = $this->flag($mailbox, '1:*', 'DELETED');
+ }
+
+ if ($res) {
+ if ($this->selected === $mailbox)
+ $res = $this->close();
else
- return array();
- }
-
- $esearch = empty($items) ? false : $this->getCapability('ESEARCH');
- $criteria = trim($criteria);
- $params = '';
-
- // RFC4731: ESEARCH
- if (!empty($items) && $esearch) {
- $params .= 'RETURN (' . implode(' ', $items) . ')';
- }
- if (!empty($criteria)) {
- $params .= ($params ? ' ' : '') . $criteria;
- }
- else {
- $params .= 'ALL';
+ $res = $this->expunge($mailbox);
}
- list($code, $response) = $this->execute($return_uid ? 'UID SEARCH' : 'SEARCH',
- array($params));
-
- if ($code == self::ERROR_OK) {
- // remove prefix and \r\n from raw response
- $response = substr($response, $esearch ? 10 : 9);
- $response = str_replace("\r\n", '', $response);
-
- if ($esearch) {
- // Skip prefix: ... (TAG "A285") UID ...
- $this->tokenizeResponse($response, $return_uid ? 2 : 1);
-
- $result = array();
- for ($i=0; $i<count($items); $i++) {
- // If the SEARCH results in no matches, the server MUST NOT
- // include the item result option in the ESEARCH response
- if ($ret = $this->tokenizeResponse($response, 2)) {
- list ($name, $value) = $ret;
- $result[$name] = $value;
- }
- }
-
- return $result;
- }
- else {
- $response = preg_split('/\s+/', $response, -1, PREG_SPLIT_NO_EMPTY);
-
- if (!empty($items)) {
- $result = array();
- if (in_array('COUNT', $items))
- $result['COUNT'] = count($response);
- if (in_array('MIN', $items))
- $result['MIN'] = !empty($response) ? min($response) : 0;
- if (in_array('MAX', $items))
- $result['MAX'] = !empty($response) ? max($response) : 0;
- if (in_array('ALL', $items))
- $result['ALL'] = $this->compressMessageSet($response, true);
-
- return $result;
- }
- else {
- return $response;
- }
- }
- }
-
- return false;
+ return $res;
}
/**
@@ -1839,7 +1257,6 @@
*
* @return array List of mailboxes or hash of options if $status_opts argument
* is non-empty.
- * @access public
*/
function listMailboxes($ref, $mailbox, $status_opts=array(), $select_opts=array())
{
@@ -1855,7 +1272,6 @@
*
* @return array List of mailboxes or hash of options if $status_opts argument
* is non-empty.
- * @access public
*/
function listSubscribed($ref, $mailbox, $status_opts=array())
{
@@ -1875,14 +1291,13 @@
*
* @return array List of mailboxes or hash of options if $status_ops argument
* is non-empty.
- * @access private
*/
private function _listMailboxes($ref, $mailbox, $subscribed=false,
$status_opts=array(), $select_opts=array())
{
- if (empty($mailbox)) {
- $mailbox = '*';
- }
+ if (!strlen($mailbox)) {
+ $mailbox = '*';
+ }
$args = array();
@@ -1905,450 +1320,1395 @@
list($code, $response) = $this->execute($subscribed ? 'LSUB' : 'LIST', $args);
if ($code == self::ERROR_OK) {
- $folders = array();
- while ($this->tokenizeResponse($response, 1) == '*') {
- $cmd = strtoupper($this->tokenizeResponse($response, 1));
+ $folders = array();
+ $last = 0;
+ $pos = 0;
+ $response .= "\r\n";
+
+ while ($pos = strpos($response, "\r\n", $pos+1)) {
+ // literal string, not real end-of-command-line
+ if ($response[$pos-1] == '}') {
+ continue;
+ }
+
+ $line = substr($response, $last, $pos - $last);
+ $last = $pos + 2;
+
+ if (!preg_match('/^\* (LIST|LSUB|STATUS) /i', $line, $m)) {
+ continue;
+ }
+ $cmd = strtoupper($m[1]);
+ $line = substr($line, strlen($m[0]));
+
// * LIST (<options>) <delimiter> <mailbox>
- if (!$lstatus || $cmd == 'LIST' || $cmd == 'LSUB') {
- list($opts, $delim, $mailbox) = $this->tokenizeResponse($response, 3);
+ if ($cmd == 'LIST' || $cmd == 'LSUB') {
+ list($opts, $delim, $mailbox) = $this->tokenizeResponse($line, 3);
// Add to result array
if (!$lstatus) {
- $folders[] = $mailbox;
+ $folders[] = $mailbox;
}
else {
$folders[$mailbox] = array();
}
- // Add to options array
- if (!empty($opts)) {
+ // store LSUB options only if not empty, this way
+ // we can detect a situation when LIST doesn't return specified folder
+ if (!empty($opts) || $cmd == 'LIST') {
+ // Add to options array
if (empty($this->data['LIST'][$mailbox]))
$this->data['LIST'][$mailbox] = $opts;
- else
+ else if (!empty($opts))
$this->data['LIST'][$mailbox] = array_unique(array_merge(
$this->data['LIST'][$mailbox], $opts));
}
}
// * STATUS <mailbox> (<result>)
else if ($cmd == 'STATUS') {
- list($mailbox, $status) = $this->tokenizeResponse($response, 2);
+ list($mailbox, $status) = $this->tokenizeResponse($line, 2);
for ($i=0, $len=count($status); $i<$len; $i += 2) {
list($name, $value) = $this->tokenizeResponse($status, 2);
$folders[$mailbox][$name] = $value;
}
}
- }
+ }
return $folders;
}
- return false;
+ return false;
}
- function fetchMIMEHeaders($mailbox, $id, $parts, $mime=true)
+ /**
+ * Returns count of all messages in a folder
+ *
+ * @param string $mailbox Mailbox name
+ *
+ * @return int Number of messages, False on error
+ */
+ function countMessages($mailbox, $refresh = false)
{
- if (!$this->select($mailbox)) {
- return false;
- }
+ if ($refresh) {
+ $this->selected = null;
+ }
- $result = false;
- $parts = (array) $parts;
- $key = $this->nextTag();
- $peeks = '';
- $idx = 0;
+ if ($this->selected === $mailbox) {
+ return $this->data['EXISTS'];
+ }
+
+ // Check internal cache
+ $cache = $this->data['STATUS:'.$mailbox];
+ if (!empty($cache) && isset($cache['MESSAGES'])) {
+ return (int) $cache['MESSAGES'];
+ }
+
+ // Try STATUS (should be faster than SELECT)
+ $counts = $this->status($mailbox);
+ if (is_array($counts)) {
+ return (int) $counts['MESSAGES'];
+ }
+
+ return false;
+ }
+
+ /**
+ * Returns count of messages with \Recent flag in a folder
+ *
+ * @param string $mailbox Mailbox name
+ *
+ * @return int Number of messages, False on error
+ */
+ function countRecent($mailbox)
+ {
+ if (!strlen($mailbox)) {
+ $mailbox = 'INBOX';
+ }
+
+ $this->select($mailbox);
+
+ if ($this->selected === $mailbox) {
+ return $this->data['RECENT'];
+ }
+
+ return false;
+ }
+
+ /**
+ * Returns count of messages without \Seen flag in a specified folder
+ *
+ * @param string $mailbox Mailbox name
+ *
+ * @return int Number of messages, False on error
+ */
+ function countUnseen($mailbox)
+ {
+ // Check internal cache
+ $cache = $this->data['STATUS:'.$mailbox];
+ if (!empty($cache) && isset($cache['UNSEEN'])) {
+ return (int) $cache['UNSEEN'];
+ }
+
+ // Try STATUS (should be faster than SELECT+SEARCH)
+ $counts = $this->status($mailbox);
+ if (is_array($counts)) {
+ return (int) $counts['UNSEEN'];
+ }
+
+ // Invoke SEARCH as a fallback
+ $index = $this->search($mailbox, 'ALL UNSEEN', false, array('COUNT'));
+ if (!$index->is_error()) {
+ return $index->count();
+ }
+
+ return false;
+ }
+
+ /**
+ * Executes ID command (RFC2971)
+ *
+ * @param array $items Client identification information key/value hash
+ *
+ * @return array Server identification information key/value hash
+ * @since 0.6
+ */
+ function id($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;
+ }
+
+ /**
+ * Executes ENABLE command (RFC5161)
+ *
+ * @param mixed $extension Extension name to enable (or array of names)
+ *
+ * @return array|bool List of enabled extensions, False on error
+ * @since 0.6
+ */
+ function enable($extension)
+ {
+ if (empty($extension))
+ return false;
+
+ if (!$this->hasCapability('ENABLE'))
+ return false;
+
+ if (!is_array($extension))
+ $extension = array($extension);
+
+ list($code, $response) = $this->execute('ENABLE', $extension);
+
+ if ($code == self::ERROR_OK && preg_match('/\* ENABLED /i', $response)) {
+ $response = substr($response, 10); // remove prefix "* ENABLED "
+ $result = (array) $this->tokenizeResponse($response);
+
+ return $result;
+ }
+
+ return false;
+ }
+
+ /**
+ * Executes SORT command
+ *
+ * @param string $mailbox Mailbox name
+ * @param string $field Field to sort by (ARRIVAL, CC, DATE, FROM, SIZE, SUBJECT, TO)
+ * @param string $add Searching criteria
+ * @param bool $return_uid Enables UID SORT usage
+ * @param string $encoding Character set
+ *
+ * @return rcube_result_index Response data
+ */
+ function sort($mailbox, $field, $add='', $return_uid=false, $encoding = 'US-ASCII')
+ {
+ require_once dirname(__FILE__) . '/rcube_result_index.php';
+
+ $field = strtoupper($field);
+ if ($field == 'INTERNALDATE') {
+ $field = 'ARRIVAL';
+ }
+
+ $fields = array('ARRIVAL' => 1,'CC' => 1,'DATE' => 1,
+ 'FROM' => 1, 'SIZE' => 1, 'SUBJECT' => 1, 'TO' => 1);
+
+ if (!$fields[$field]) {
+ return new rcube_result_index($mailbox);
+ }
+
+ if (!$this->select($mailbox)) {
+ return new rcube_result_index($mailbox);
+ }
+
+ // RFC 5957: SORT=DISPLAY
+ if (($field == 'FROM' || $field == 'TO') && $this->getCapability('SORT=DISPLAY')) {
+ $field = 'DISPLAY' . $field;
+ }
+
+ // message IDs
+ if (!empty($add))
+ $add = $this->compressMessageSet($add);
+
+ list($code, $response) = $this->execute($return_uid ? 'UID SORT' : 'SORT',
+ array("($field)", $encoding, 'ALL' . (!empty($add) ? ' '.$add : '')));
+
+ if ($code != self::ERROR_OK) {
+ $response = null;
+ }
+
+ return new rcube_result_index($mailbox, $response);
+ }
+
+ /**
+ * Executes THREAD command
+ *
+ * @param string $mailbox Mailbox name
+ * @param string $algorithm Threading algorithm (ORDEREDSUBJECT, REFERENCES, REFS)
+ * @param string $criteria Searching criteria
+ * @param bool $return_uid Enables UIDs in result instead of sequence numbers
+ * @param string $encoding Character set
+ *
+ * @return rcube_result_thread Thread data
+ */
+ function thread($mailbox, $algorithm='REFERENCES', $criteria='', $return_uid=false, $encoding='US-ASCII')
+ {
+ require_once dirname(__FILE__) . '/rcube_result_thread.php';
+
+ $old_sel = $this->selected;
+
+ if (!$this->select($mailbox)) {
+ return new rcube_result_thread($mailbox);
+ }
+
+ // return empty result when folder is empty and we're just after SELECT
+ if ($old_sel != $mailbox && !$this->data['EXISTS']) {
+ return new rcube_result_thread($mailbox);
+ }
+
+ $encoding = $encoding ? trim($encoding) : 'US-ASCII';
+ $algorithm = $algorithm ? trim($algorithm) : 'REFERENCES';
+ $criteria = $criteria ? 'ALL '.trim($criteria) : 'ALL';
+ $data = '';
+
+ list($code, $response) = $this->execute($return_uid ? 'UID THREAD' : 'THREAD',
+ array($algorithm, $encoding, $criteria));
+
+ if ($code != self::ERROR_OK) {
+ $response = null;
+ }
+
+ return new rcube_result_thread($mailbox, $response);
+ }
+
+ /**
+ * Executes SEARCH command
+ *
+ * @param string $mailbox Mailbox name
+ * @param string $criteria Searching criteria
+ * @param bool $return_uid Enable UID in result instead of sequence ID
+ * @param array $items Return items (MIN, MAX, COUNT, ALL)
+ *
+ * @return rcube_result_index Result data
+ */
+ function search($mailbox, $criteria, $return_uid=false, $items=array())
+ {
+ require_once dirname(__FILE__) . '/rcube_result_index.php';
+
+ $old_sel = $this->selected;
+
+ if (!$this->select($mailbox)) {
+ return new rcube_result_index($mailbox);
+ }
+
+ // return empty result when folder is empty and we're just after SELECT
+ if ($old_sel != $mailbox && !$this->data['EXISTS']) {
+ return new rcube_result_index($mailbox, '* SEARCH');
+ }
+
+ // If ESEARCH is supported always use ALL
+ // but not when items are specified or using simple id2uid search
+ if (empty($items) && preg_match('/[^0-9]/', $criteria)) {
+ $items = array('ALL');
+ }
+
+ $esearch = empty($items) ? false : $this->getCapability('ESEARCH');
+ $criteria = trim($criteria);
+ $params = '';
+
+ // RFC4731: ESEARCH
+ if (!empty($items) && $esearch) {
+ $params .= 'RETURN (' . implode(' ', $items) . ')';
+ }
+
+ if (!empty($criteria)) {
+ $modseq = stripos($criteria, 'MODSEQ') !== false;
+ $params .= ($params ? ' ' : '') . $criteria;
+ }
+ else {
+ $params .= 'ALL';
+ }
+
+ list($code, $response) = $this->execute($return_uid ? 'UID SEARCH' : 'SEARCH',
+ array($params));
+
+ if ($code != self::ERROR_OK) {
+ $response = null;
+ }
+
+ return new rcube_result_index($mailbox, $response);
+ }
+
+ /**
+ * Simulates SORT command by using FETCH and sorting.
+ *
+ * @param string $mailbox Mailbox name
+ * @param string|array $message_set Searching criteria (list of messages to return)
+ * @param string $index_field Field to sort by (ARRIVAL, CC, DATE, FROM, SIZE, SUBJECT, TO)
+ * @param bool $skip_deleted Makes that DELETED messages will be skipped
+ * @param bool $uidfetch Enables UID FETCH usage
+ * @param bool $return_uid Enables returning UIDs instead of IDs
+ *
+ * @return rcube_result_index Response data
+ */
+ function index($mailbox, $message_set, $index_field='', $skip_deleted=true,
+ $uidfetch=false, $return_uid=false)
+ {
+ require_once dirname(__FILE__) . '/rcube_result_index.php';
+
+ $msg_index = $this->fetchHeaderIndex($mailbox, $message_set,
+ $index_field, $skip_deleted, $uidfetch, $return_uid);
+
+ if (!empty($msg_index)) {
+ asort($msg_index); // ASC
+ $msg_index = array_keys($msg_index);
+ $msg_index = '* SEARCH ' . implode(' ', $msg_index);
+ }
+ else {
+ $msg_index = is_array($msg_index) ? '* SEARCH' : null;
+ }
+
+ return new rcube_result_index($mailbox, $msg_index);
+ }
+
+ function fetchHeaderIndex($mailbox, $message_set, $index_field='', $skip_deleted=true,
+ $uidfetch=false, $return_uid=false)
+ {
+ if (is_array($message_set)) {
+ if (!($message_set = $this->compressMessageSet($message_set)))
+ return false;
+ } else {
+ list($from_idx, $to_idx) = explode(':', $message_set);
+ if (empty($message_set) ||
+ (isset($to_idx) && $to_idx != '*' && (int)$from_idx > (int)$to_idx)) {
+ return false;
+ }
+ }
+
+ $index_field = empty($index_field) ? 'DATE' : strtoupper($index_field);
+
+ $fields_a['DATE'] = 1;
+ $fields_a['INTERNALDATE'] = 4;
+ $fields_a['ARRIVAL'] = 4;
+ $fields_a['FROM'] = 1;
+ $fields_a['REPLY-TO'] = 1;
+ $fields_a['SENDER'] = 1;
+ $fields_a['TO'] = 1;
+ $fields_a['CC'] = 1;
+ $fields_a['SUBJECT'] = 1;
+ $fields_a['UID'] = 2;
+ $fields_a['SIZE'] = 2;
+ $fields_a['SEEN'] = 3;
+ $fields_a['RECENT'] = 3;
+ $fields_a['DELETED'] = 3;
+
+ if (!($mode = $fields_a[$index_field])) {
+ return false;
+ }
+
+ /* Do "SELECT" command */
+ if (!$this->select($mailbox)) {
+ return false;
+ }
+
+ // build FETCH command string
+ $key = $this->nextTag();
+ $cmd = $uidfetch ? 'UID FETCH' : 'FETCH';
+ $fields = array();
+
+ if ($return_uid)
+ $fields[] = 'UID';
+ if ($skip_deleted)
+ $fields[] = 'FLAGS';
+
+ if ($mode == 1) {
+ if ($index_field == 'DATE')
+ $fields[] = 'INTERNALDATE';
+ $fields[] = "BODY.PEEK[HEADER.FIELDS ($index_field)]";
+ }
+ else if ($mode == 2) {
+ if ($index_field == 'SIZE')
+ $fields[] = 'RFC822.SIZE';
+ else if (!$return_uid || $index_field != 'UID')
+ $fields[] = $index_field;
+ }
+ else if ($mode == 3 && !$skip_deleted)
+ $fields[] = 'FLAGS';
+ else if ($mode == 4)
+ $fields[] = 'INTERNALDATE';
+
+ $request = "$key $cmd $message_set (" . implode(' ', $fields) . ")";
+
+ if (!$this->putLine($request)) {
+ $this->setError(self::ERROR_COMMAND, "Unable to send command: $request");
+ return false;
+ }
+
+ $result = array();
+
+ do {
+ $line = rtrim($this->readLine(200));
+ $line = $this->multLine($line);
+
+ if (preg_match('/^\* ([0-9]+) FETCH/', $line, $m)) {
+ $id = $m[1];
+ $flags = NULL;
+
+ if ($return_uid) {
+ if (preg_match('/UID ([0-9]+)/', $line, $matches))
+ $id = (int) $matches[1];
+ else
+ continue;
+ }
+ if ($skip_deleted && preg_match('/FLAGS \(([^)]+)\)/', $line, $matches)) {
+ $flags = explode(' ', strtoupper($matches[1]));
+ if (in_array('\\DELETED', $flags)) {
+ $deleted[$id] = $id;
+ continue;
+ }
+ }
+
+ if ($mode == 1 && $index_field == 'DATE') {
+ if (preg_match('/BODY\[HEADER\.FIELDS \("*DATE"*\)\] (.*)/', $line, $matches)) {
+ $value = preg_replace(array('/^"*[a-z]+:/i'), '', $matches[1]);
+ $value = trim($value);
+ $result[$id] = $this->strToTime($value);
+ }
+ // non-existent/empty Date: header, use INTERNALDATE
+ if (empty($result[$id])) {
+ if (preg_match('/INTERNALDATE "([^"]+)"/', $line, $matches))
+ $result[$id] = $this->strToTime($matches[1]);
+ else
+ $result[$id] = 0;
+ }
+ } else if ($mode == 1) {
+ if (preg_match('/BODY\[HEADER\.FIELDS \("?(FROM|REPLY-TO|SENDER|TO|SUBJECT)"?\)\] (.*)/', $line, $matches)) {
+ $value = preg_replace(array('/^"*[a-z]+:/i', '/\s+$/sm'), array('', ''), $matches[2]);
+ $result[$id] = trim($value);
+ } else {
+ $result[$id] = '';
+ }
+ } else if ($mode == 2) {
+ if (preg_match('/(UID|RFC822\.SIZE) ([0-9]+)/', $line, $matches)) {
+ $result[$id] = trim($matches[2]);
+ } else {
+ $result[$id] = 0;
+ }
+ } else if ($mode == 3) {
+ if (!$flags && preg_match('/FLAGS \(([^)]+)\)/', $line, $matches)) {
+ $flags = explode(' ', $matches[1]);
+ }
+ $result[$id] = in_array('\\'.$index_field, $flags) ? 1 : 0;
+ } else if ($mode == 4) {
+ if (preg_match('/INTERNALDATE "([^"]+)"/', $line, $matches)) {
+ $result[$id] = $this->strToTime($matches[1]);
+ } else {
+ $result[$id] = 0;
+ }
+ }
+ }
+ } while (!$this->startsWith($line, $key, true, true));
+
+ return $result;
+ }
+
+ /**
+ * Returns message sequence identifier
+ *
+ * @param string $mailbox Mailbox name
+ * @param int $uid Message unique identifier (UID)
+ *
+ * @return int Message sequence identifier
+ */
+ function UID2ID($mailbox, $uid)
+ {
+ if ($uid > 0) {
+ $index = $this->search($mailbox, "UID $uid");
+
+ if ($index->count() == 1) {
+ $arr = $index->get();
+ return (int) $arr[0];
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Returns message unique identifier (UID)
+ *
+ * @param string $mailbox Mailbox name
+ * @param int $uid Message sequence identifier
+ *
+ * @return int Message unique identifier
+ */
+ function ID2UID($mailbox, $id)
+ {
+ if (empty($id) || $id < 0) {
+ return null;
+ }
+
+ if (!$this->select($mailbox)) {
+ return null;
+ }
+
+ $index = $this->search($mailbox, $id, true);
+
+ if ($index->count() == 1) {
+ $arr = $index->get();
+ return (int) $arr[0];
+ }
+
+ return null;
+ }
+
+ /**
+ * Sets flag of the message(s)
+ *
+ * @param string $mailbox Mailbox name
+ * @param string|array $messages Message UID(s)
+ * @param string $flag Flag name
+ *
+ * @return bool True on success, False on failure
+ */
+ function flag($mailbox, $messages, $flag) {
+ return $this->modFlag($mailbox, $messages, $flag, '+');
+ }
+
+ /**
+ * Unsets flag of the message(s)
+ *
+ * @param string $mailbox Mailbox name
+ * @param string|array $messages Message UID(s)
+ * @param string $flag Flag name
+ *
+ * @return bool True on success, False on failure
+ */
+ function unflag($mailbox, $messages, $flag) {
+ return $this->modFlag($mailbox, $messages, $flag, '-');
+ }
+
+ /**
+ * Changes flag of the message(s)
+ *
+ * @param string $mailbox Mailbox name
+ * @param string|array $messages Message UID(s)
+ * @param string $flag Flag name
+ * @param string $mod Modifier [+|-]. Default: "+".
+ *
+ * @return bool True on success, False on failure
+ */
+ private function modFlag($mailbox, $messages, $flag, $mod = '+')
+ {
+ if ($mod != '+' && $mod != '-') {
+ $mod = '+';
+ }
+
+ if (!$this->select($mailbox)) {
+ return false;
+ }
+
+ if (!$this->data['READ-WRITE']) {
+ $this->setError(self::ERROR_READONLY, "Mailbox is read-only", 'STORE');
+ return false;
+ }
+
+ // Clear internal status cache
+ if ($flag == 'SEEN') {
+ unset($this->data['STATUS:'.$mailbox]['UNSEEN']);
+ }
+
+ $flag = $this->flags[strtoupper($flag)];
+ $result = $this->execute('UID STORE', array(
+ $this->compressMessageSet($messages), $mod . 'FLAGS.SILENT', "($flag)"),
+ self::COMMAND_NORESPONSE);
+
+ return ($result == self::ERROR_OK);
+ }
+
+ /**
+ * Copies message(s) from one folder to another
+ *
+ * @param string|array $messages Message UID(s)
+ * @param string $from Mailbox name
+ * @param string $to Destination mailbox name
+ *
+ * @return bool True on success, False on failure
+ */
+ function copy($messages, $from, $to)
+ {
+ if (!$this->select($from)) {
+ return false;
+ }
+
+ // Clear internal status cache
+ unset($this->data['STATUS:'.$to]);
+
+ $result = $this->execute('UID COPY', array(
+ $this->compressMessageSet($messages), $this->escape($to)),
+ self::COMMAND_NORESPONSE);
+
+ return ($result == self::ERROR_OK);
+ }
+
+ /**
+ * Moves message(s) from one folder to another.
+ * Original message(s) will be marked as deleted.
+ *
+ * @param string|array $messages Message UID(s)
+ * @param string $from Mailbox name
+ * @param string $to Destination mailbox name
+ *
+ * @return bool True on success, False on failure
+ */
+ function move($messages, $from, $to)
+ {
+ if (!$this->select($from)) {
+ return false;
+ }
+
+ if (!$this->data['READ-WRITE']) {
+ $this->setError(self::ERROR_READONLY, "Mailbox is read-only", 'STORE');
+ return false;
+ }
+
+ $r = $this->copy($messages, $from, $to);
+
+ if ($r) {
+ // Clear internal status cache
+ unset($this->data['STATUS:'.$from]);
+
+ return $this->flag($from, $messages, 'DELETED');
+ }
+ return $r;
+ }
+
+ /**
+ * FETCH command (RFC3501)
+ *
+ * @param string $mailbox Mailbox name
+ * @param mixed $message_set Message(s) sequence identifier(s) or UID(s)
+ * @param bool $is_uid True if $message_set contains UIDs
+ * @param array $query_items FETCH command data items
+ * @param string $mod_seq Modification sequence for CHANGEDSINCE (RFC4551) query
+ * @param bool $vanished Enables VANISHED parameter (RFC5162) for CHANGEDSINCE query
+ *
+ * @return array List of rcube_mail_header elements, False on error
+ * @since 0.6
+ */
+ function fetch($mailbox, $message_set, $is_uid = false, $query_items = array(),
+ $mod_seq = null, $vanished = false)
+ {
+ if (!$this->select($mailbox)) {
+ return false;
+ }
+
+ $message_set = $this->compressMessageSet($message_set);
+ $result = array();
+
+ $key = $this->nextTag();
+ $request = $key . ($is_uid ? ' UID' : '') . " FETCH $message_set ";
+ $request .= "(" . implode(' ', $query_items) . ")";
+
+ if ($mod_seq !== null && $this->hasCapability('CONDSTORE')) {
+ $request .= " (CHANGEDSINCE $mod_seq" . ($vanished ? " VANISHED" : '') .")";
+ }
+
+ if (!$this->putLine($request)) {
+ $this->setError(self::ERROR_COMMAND, "Unable to send command: $request");
+ return false;
+ }
+
+ do {
+ $line = $this->readLine(4096);
+
+ if (!$line)
+ break;
+
+ // Sample reply line:
+ // * 321 FETCH (UID 2417 RFC822.SIZE 2730 FLAGS (\Seen)
+ // INTERNALDATE "16-Nov-2008 21:08:46 +0100" BODYSTRUCTURE (...)
+ // BODY[HEADER.FIELDS ...
+
+ if (preg_match('/^\* ([0-9]+) FETCH/', $line, $m)) {
+ $id = intval($m[1]);
+
+ $result[$id] = new rcube_mail_header;
+ $result[$id]->id = $id;
+ $result[$id]->subject = '';
+ $result[$id]->messageID = 'mid:' . $id;
+
+ $headers = null;
+ $lines = array();
+ $line = substr($line, strlen($m[0]) + 2);
+ $ln = 0;
+
+ // get complete entry
+ while (preg_match('/\{([0-9]+)\}\r\n$/', $line, $m)) {
+ $bytes = $m[1];
+ $out = '';
+
+ while (strlen($out) < $bytes) {
+ $out = $this->readBytes($bytes);
+ if ($out === NULL)
+ break;
+ $line .= $out;
+ }
+
+ $str = $this->readLine(4096);
+ if ($str === false)
+ break;
+
+ $line .= $str;
+ }
+
+ // Tokenize response and assign to object properties
+ while (list($name, $value) = $this->tokenizeResponse($line, 2)) {
+ if ($name == 'UID') {
+ $result[$id]->uid = intval($value);
+ }
+ else if ($name == 'RFC822.SIZE') {
+ $result[$id]->size = intval($value);
+ }
+ else if ($name == 'RFC822.TEXT') {
+ $result[$id]->body = $value;
+ }
+ else if ($name == 'INTERNALDATE') {
+ $result[$id]->internaldate = $value;
+ $result[$id]->date = $value;
+ $result[$id]->timestamp = $this->StrToTime($value);
+ }
+ else if ($name == 'FLAGS') {
+ if (!empty($value)) {
+ foreach ((array)$value as $flag) {
+ $flag = str_replace(array('$', '\\'), '', $flag);
+ $flag = strtoupper($flag);
+
+ $result[$id]->flags[$flag] = true;
+ }
+ }
+ }
+ else if ($name == 'MODSEQ') {
+ $result[$id]->modseq = $value[0];
+ }
+ else if ($name == 'ENVELOPE') {
+ $result[$id]->envelope = $value;
+ }
+ else if ($name == 'BODYSTRUCTURE' || ($name == 'BODY' && count($value) > 2)) {
+ if (!is_array($value[0]) && (strtolower($value[0]) == 'message' && strtolower($value[1]) == 'rfc822')) {
+ $value = array($value);
+ }
+ $result[$id]->bodystructure = $value;
+ }
+ else if ($name == 'RFC822') {
+ $result[$id]->body = $value;
+ }
+ else if ($name == 'BODY') {
+ $body = $this->tokenizeResponse($line, 1);
+ if ($value[0] == 'HEADER.FIELDS')
+ $headers = $body;
+ else if (!empty($value))
+ $result[$id]->bodypart[$value[0]] = $body;
+ else
+ $result[$id]->body = $body;
+ }
+ }
+
+ // create array with header field:data
+ if (!empty($headers)) {
+ $headers = explode("\n", trim($headers));
+ foreach ($headers as $hid => $resln) {
+ if (ord($resln[0]) <= 32) {
+ $lines[$ln] .= (empty($lines[$ln]) ? '' : "\n") . trim($resln);
+ } else {
+ $lines[++$ln] = trim($resln);
+ }
+ }
+
+ while (list($lines_key, $str) = each($lines)) {
+ list($field, $string) = explode(':', $str, 2);
+
+ $field = strtolower($field);
+ $string = preg_replace('/\n[\t\s]*/', ' ', trim($string));
+
+ switch ($field) {
+ case 'date';
+ $result[$id]->date = $string;
+ $result[$id]->timestamp = $this->strToTime($string);
+ break;
+ case 'from':
+ $result[$id]->from = $string;
+ break;
+ case 'to':
+ $result[$id]->to = preg_replace('/undisclosed-recipients:[;,]*/', '', $string);
+ break;
+ case 'subject':
+ $result[$id]->subject = $string;
+ break;
+ case 'reply-to':
+ $result[$id]->replyto = $string;
+ break;
+ case 'cc':
+ $result[$id]->cc = $string;
+ break;
+ case 'bcc':
+ $result[$id]->bcc = $string;
+ break;
+ case 'content-transfer-encoding':
+ $result[$id]->encoding = $string;
+ break;
+ case 'content-type':
+ $ctype_parts = preg_split('/[; ]/', $string);
+ $result[$id]->ctype = strtolower(array_shift($ctype_parts));
+ if (preg_match('/charset\s*=\s*"?([a-z0-9\-\.\_]+)"?/i', $string, $regs)) {
+ $result[$id]->charset = $regs[1];
+ }
+ break;
+ case 'in-reply-to':
+ $result[$id]->in_reply_to = str_replace(array("\n", '<', '>'), '', $string);
+ break;
+ case 'references':
+ $result[$id]->references = $string;
+ break;
+ case 'return-receipt-to':
+ case 'disposition-notification-to':
+ case 'x-confirm-reading-to':
+ $result[$id]->mdn_to = $string;
+ break;
+ case 'message-id':
+ $result[$id]->messageID = $string;
+ break;
+ case 'x-priority':
+ if (preg_match('/^(\d+)/', $string, $matches)) {
+ $result[$id]->priority = intval($matches[1]);
+ }
+ break;
+ default:
+ if (strlen($field) > 2) {
+ $result[$id]->others[$field] = $string;
+ }
+ break;
+ }
+ }
+ }
+ }
+
+ // VANISHED response (QRESYNC RFC5162)
+ // Sample: * VANISHED (EARLIER) 300:310,405,411
+
+ else if (preg_match('/^\* VANISHED [()EARLIER]*/i', $line, $match)) {
+ $line = substr($line, strlen($match[0]));
+ $v_data = $this->tokenizeResponse($line, 1);
+
+ $this->data['VANISHED'] = $v_data;
+ }
+
+ } while (!$this->startsWith($line, $key, true));
+
+ return $result;
+ }
+
+ function fetchHeaders($mailbox, $message_set, $is_uid = false, $bodystr = false, $add = '')
+ {
+ $query_items = array('UID', 'RFC822.SIZE', 'FLAGS', 'INTERNALDATE');
+ if ($bodystr)
+ $query_items[] = 'BODYSTRUCTURE';
+ $query_items[] = 'BODY.PEEK[HEADER.FIELDS ('
+ . 'DATE FROM TO SUBJECT CONTENT-TYPE CC REPLY-TO LIST-POST DISPOSITION-NOTIFICATION-TO X-PRIORITY'
+ . ($add ? ' ' . trim($add) : '')
+ . ')]';
+
+ $result = $this->fetch($mailbox, $message_set, $is_uid, $query_items);
+
+ return $result;
+ }
+
+ function fetchHeader($mailbox, $id, $uidfetch=false, $bodystr=false, $add='')
+ {
+ $a = $this->fetchHeaders($mailbox, $id, $uidfetch, $bodystr, $add);
+ if (is_array($a)) {
+ return array_shift($a);
+ }
+ return false;
+ }
+
+ function sortHeaders($a, $field, $flag)
+ {
+ if (empty($field)) {
+ $field = 'uid';
+ }
+ else {
+ $field = strtolower($field);
+ }
+
+ if ($field == 'date' || $field == 'internaldate') {
+ $field = 'timestamp';
+ }
+
+ if (empty($flag)) {
+ $flag = 'ASC';
+ } else {
+ $flag = strtoupper($flag);
+ }
+
+ $c = count($a);
+ if ($c > 0) {
+ // Strategy:
+ // First, we'll create an "index" array.
+ // Then, we'll use sort() on that array,
+ // and use that to sort the main array.
+
+ // create "index" array
+ $index = array();
+ reset($a);
+ while (list($key, $val) = each($a)) {
+ if ($field == 'timestamp') {
+ $data = $this->strToTime($val->date);
+ if (!$data) {
+ $data = $val->timestamp;
+ }
+ } else {
+ $data = $val->$field;
+ if (is_string($data)) {
+ $data = str_replace('"', '', $data);
+ if ($field == 'subject') {
+ $data = preg_replace('/^(Re: \s*|Fwd:\s*|Fw:\s*)+/i', '', $data);
+ }
+ $data = strtoupper($data);
+ }
+ }
+ $index[$key] = $data;
+ }
+
+ // sort index
+ if ($flag == 'ASC') {
+ asort($index);
+ } else {
+ arsort($index);
+ }
+
+ // form new array based on index
+ $result = array();
+ reset($index);
+ while (list($key, $val) = each($index)) {
+ $result[$key] = $a[$key];
+ }
+ }
+
+ return $result;
+ }
+
+ function fetchMIMEHeaders($mailbox, $uid, $parts, $mime=true)
+ {
+ if (!$this->select($mailbox)) {
+ return false;
+ }
+
+ $result = false;
+ $parts = (array) $parts;
+ $key = $this->nextTag();
+ $peeks = array();
$type = $mime ? 'MIME' : 'HEADER';
- // format request
- foreach($parts as $part)
- $peeks[] = "BODY.PEEK[$part.$type]";
+ // format request
+ foreach ($parts as $part) {
+ $peeks[] = "BODY.PEEK[$part.$type]";
+ }
- $request = "$key FETCH $id (" . implode(' ', $peeks) . ')';
+ $request = "$key UID FETCH $uid (" . implode(' ', $peeks) . ')';
- // send request
- if (!$this->putLine($request)) {
+ // send request
+ if (!$this->putLine($request)) {
$this->setError(self::ERROR_COMMAND, "Unable to send command: $request");
- return false;
- }
+ return false;
+ }
- do {
- $line = $this->readLine(1024);
- $line = $this->multLine($line);
+ do {
+ $line = $this->readLine(1024);
- if (preg_match('/BODY\[([0-9\.]+)\.'.$type.'\]/', $line, $matches)) {
- $idx = $matches[1];
- $result[$idx] = preg_replace('/^(\* '.$id.' FETCH \()?\s*BODY\['.$idx.'\.'.$type.'\]\s+/', '', $line);
- $result[$idx] = trim($result[$idx], '"');
- $result[$idx] = rtrim($result[$idx], "\t\r\n\0\x0B");
- }
- } while (!$this->startsWith($line, $key, true));
+ if (preg_match('/^\* [0-9]+ FETCH [0-9UID( ]+BODY\[([0-9\.]+)\.'.$type.'\]/', $line, $matches)) {
+ $idx = $matches[1];
+ $headers = '';
- return $result;
+ // get complete entry
+ if (preg_match('/\{([0-9]+)\}\r\n$/', $line, $m)) {
+ $bytes = $m[1];
+ $out = '';
+
+ while (strlen($out) < $bytes) {
+ $out = $this->readBytes($bytes);
+ if ($out === null)
+ break;
+ $headers .= $out;
+ }
+ }
+
+ $result[$idx] = trim($headers);
+ }
+ } while (!$this->startsWith($line, $key, true));
+
+ return $result;
}
function fetchPartHeader($mailbox, $id, $is_uid=false, $part=NULL)
{
- $part = empty($part) ? 'HEADER' : $part.'.MIME';
+ $part = empty($part) ? 'HEADER' : $part.'.MIME';
return $this->handlePartBody($mailbox, $id, $is_uid, $part);
}
function handlePartBody($mailbox, $id, $is_uid=false, $part='', $encoding=NULL, $print=NULL, $file=NULL)
{
- if (!$this->select($mailbox)) {
+ if (!$this->select($mailbox)) {
return false;
}
- switch ($encoding) {
- case 'base64':
- $mode = 1;
- break;
- case 'quoted-printable':
- $mode = 2;
- break;
- case 'x-uuencode':
- case 'x-uue':
- case 'uue':
- case 'uuencode':
- $mode = 3;
- break;
- default:
- $mode = 0;
- }
+ switch ($encoding) {
+ case 'base64':
+ $mode = 1;
+ break;
+ case 'quoted-printable':
+ $mode = 2;
+ break;
+ case 'x-uuencode':
+ case 'x-uue':
+ case 'uue':
+ case 'uuencode':
+ $mode = 3;
+ break;
+ default:
+ $mode = 0;
+ }
- // format request
- $reply_key = '* ' . $id;
- $key = $this->nextTag();
- $request = $key . ($is_uid ? ' UID' : '') . " FETCH $id (BODY.PEEK[$part])";
+ // format request
+ $reply_key = '* ' . $id;
+ $key = $this->nextTag();
+ $request = $key . ($is_uid ? ' UID' : '') . " FETCH $id (BODY.PEEK[$part])";
- // send request
- if (!$this->putLine($request)) {
+ // send request
+ if (!$this->putLine($request)) {
$this->setError(self::ERROR_COMMAND, "Unable to send command: $request");
- return false;
- }
+ return false;
+ }
- // receive reply line
- do {
- $line = rtrim($this->readLine(1024));
- $a = explode(' ', $line);
- } while (!($end = $this->startsWith($line, $key, true)) && $a[2] != 'FETCH');
+ // receive reply line
+ do {
+ $line = rtrim($this->readLine(1024));
+ $a = explode(' ', $line);
+ } while (!($end = $this->startsWith($line, $key, true)) && $a[2] != 'FETCH');
- $len = strlen($line);
- $result = false;
+ $len = strlen($line);
+ $result = false;
- // handle empty "* X FETCH ()" response
- if ($line[$len-1] == ')' && $line[$len-2] != '(') {
- // one line response, get everything between first and last quotes
- if (substr($line, -4, 3) == 'NIL') {
- // NIL response
- $result = '';
- } else {
- $from = strpos($line, '"') + 1;
- $to = strrpos($line, '"');
- $len = $to - $from;
- $result = substr($line, $from, $len);
- }
-
- if ($mode == 1)
- $result = base64_decode($result);
- else if ($mode == 2)
- $result = quoted_printable_decode($result);
- else if ($mode == 3)
- $result = convert_uudecode($result);
-
- } else if ($line[$len-1] == '}') {
- // multi-line request, find sizes of content and receive that many bytes
- $from = strpos($line, '{') + 1;
- $to = strrpos($line, '}');
- $len = $to - $from;
- $sizeStr = substr($line, $from, $len);
- $bytes = (int)$sizeStr;
- $prev = '';
-
- while ($bytes > 0) {
- $line = $this->readLine(4096);
-
- if ($line === NULL)
- break;
-
- $len = strlen($line);
-
- if ($len > $bytes) {
- $line = substr($line, 0, $bytes);
- $len = strlen($line);
- }
- $bytes -= $len;
-
- if ($mode == 1) {
- $line = rtrim($line, "\t\r\n\0\x0B");
- // create chunks with proper length for base64 decoding
- $line = $prev.$line;
- $length = strlen($line);
- if ($length % 4) {
- $length = floor($length / 4) * 4;
- $prev = substr($line, $length);
- $line = substr($line, 0, $length);
- }
- else
- $prev = '';
-
- if ($file)
- fwrite($file, base64_decode($line));
- else if ($print)
- echo base64_decode($line);
- else
- $result .= base64_decode($line);
- } else if ($mode == 2) {
- $line = rtrim($line, "\t\r\0\x0B");
- if ($file)
- fwrite($file, quoted_printable_decode($line));
- else if ($print)
- echo quoted_printable_decode($line);
- else
- $result .= quoted_printable_decode($line);
- } else if ($mode == 3) {
- $line = rtrim($line, "\t\r\n\0\x0B");
- if ($line == 'end' || preg_match('/^begin\s+[0-7]+\s+.+$/', $line))
- continue;
- if ($file)
- fwrite($file, convert_uudecode($line));
- else if ($print)
- echo convert_uudecode($line);
- else
- $result .= convert_uudecode($line);
- } else {
- $line = rtrim($line, "\t\r\n\0\x0B");
- if ($file)
- fwrite($file, $line . "\n");
- else if ($print)
- echo $line . "\n";
- else
- $result .= $line . "\n";
- }
- }
- }
-
- // read in anything up until last line
- if (!$end)
- do {
- $line = $this->readLine(1024);
- } while (!$this->startsWith($line, $key, true));
-
- if ($result !== false) {
- if ($file) {
- fwrite($file, $result);
- } else if ($print) {
- echo $result;
- } else
- return $result;
- return true;
- }
-
- return false;
- }
-
- function createFolder($mailbox)
- {
- $result = $this->execute('CREATE', array($this->escape($mailbox)),
- self::COMMAND_NORESPONSE);
-
- return ($result == self::ERROR_OK);
- }
-
- function renameFolder($from, $to)
- {
- $result = $this->execute('RENAME', array($this->escape($from), $this->escape($to)),
- self::COMMAND_NORESPONSE);
-
- return ($result == self::ERROR_OK);
- }
-
- function deleteFolder($mailbox)
- {
- $result = $this->execute('DELETE', array($this->escape($mailbox)),
- self::COMMAND_NORESPONSE);
-
- return ($result == self::ERROR_OK);
- }
-
- function clearFolder($mailbox)
- {
- $num_in_trash = $this->countMessages($mailbox);
- if ($num_in_trash > 0) {
- $this->delete($mailbox, '1:*');
- }
- return ($this->expunge($mailbox) >= 0);
- }
-
- function subscribe($mailbox)
- {
- $result = $this->execute('SUBSCRIBE', array($this->escape($mailbox)),
- self::COMMAND_NORESPONSE);
-
- return ($result == self::ERROR_OK);
- }
-
- function unsubscribe($mailbox)
- {
- $result = $this->execute('UNSUBSCRIBE', array($this->escape($mailbox)),
- self::COMMAND_NORESPONSE);
-
- return ($result == self::ERROR_OK);
- }
-
- function append($mailbox, &$message)
- {
- if (!$mailbox) {
- return false;
- }
-
- $message = str_replace("\r", '', $message);
- $message = str_replace("\n", "\r\n", $message);
-
- $len = strlen($message);
- if (!$len) {
- return false;
- }
-
- $key = $this->nextTag();
- $request = sprintf("$key APPEND %s (\\Seen) {%d%s}", $this->escape($mailbox),
- $len, ($this->prefs['literal+'] ? '+' : ''));
-
- if ($this->putLine($request)) {
- // Don't wait when LITERAL+ is supported
- if (!$this->prefs['literal+']) {
- $line = $this->readLine(512);
-
- if ($line[0] != '+') {
- $this->parseResult($line, 'APPEND: ');
- return false;
- }
+ if ($a[2] != 'FETCH') {
+ }
+ // handle empty "* X FETCH ()" response
+ else if ($line[$len-1] == ')' && $line[$len-2] != '(') {
+ // one line response, get everything between first and last quotes
+ if (substr($line, -4, 3) == 'NIL') {
+ // NIL response
+ $result = '';
+ } else {
+ $from = strpos($line, '"') + 1;
+ $to = strrpos($line, '"');
+ $len = $to - $from;
+ $result = substr($line, $from, $len);
}
- if (!$this->putLine($message)) {
+ if ($mode == 1) {
+ $result = base64_decode($result);
+ }
+ else if ($mode == 2) {
+ $result = quoted_printable_decode($result);
+ }
+ else if ($mode == 3) {
+ $result = convert_uudecode($result);
+ }
+
+ } else if ($line[$len-1] == '}') {
+ // multi-line request, find sizes of content and receive that many bytes
+ $from = strpos($line, '{') + 1;
+ $to = strrpos($line, '}');
+ $len = $to - $from;
+ $sizeStr = substr($line, $from, $len);
+ $bytes = (int)$sizeStr;
+ $prev = '';
+
+ while ($bytes > 0) {
+ $line = $this->readLine(4096);
+
+ if ($line === NULL) {
+ break;
+ }
+
+ $len = strlen($line);
+
+ if ($len > $bytes) {
+ $line = substr($line, 0, $bytes);
+ $len = strlen($line);
+ }
+ $bytes -= $len;
+
+ // BASE64
+ if ($mode == 1) {
+ $line = rtrim($line, "\t\r\n\0\x0B");
+ // create chunks with proper length for base64 decoding
+ $line = $prev.$line;
+ $length = strlen($line);
+ if ($length % 4) {
+ $length = floor($length / 4) * 4;
+ $prev = substr($line, $length);
+ $line = substr($line, 0, $length);
+ }
+ else
+ $prev = '';
+ $line = base64_decode($line);
+ // QUOTED-PRINTABLE
+ } else if ($mode == 2) {
+ $line = rtrim($line, "\t\r\0\x0B");
+ $line = quoted_printable_decode($line);
+ // UUENCODE
+ } else if ($mode == 3) {
+ $line = rtrim($line, "\t\r\n\0\x0B");
+ if ($line == 'end' || preg_match('/^begin\s+[0-7]+\s+.+$/', $line))
+ continue;
+ $line = convert_uudecode($line);
+ // default
+ } else {
+ $line = rtrim($line, "\t\r\n\0\x0B") . "\n";
+ }
+
+ if ($file)
+ fwrite($file, $line);
+ else if ($print)
+ echo $line;
+ else
+ $result .= $line;
+ }
+ }
+
+ // read in anything up until last line
+ if (!$end)
+ do {
+ $line = $this->readLine(1024);
+ } while (!$this->startsWith($line, $key, true));
+
+ if ($result !== false) {
+ if ($file) {
+ fwrite($file, $result);
+ } else if ($print) {
+ echo $result;
+ } else
+ return $result;
+ return true;
+ }
+
+ return false;
+ }
+
+ /**
+ * Handler for IMAP APPEND command
+ *
+ * @param string $mailbox Mailbox name
+ * @param string $message Message content
+ *
+ * @return string|bool On success APPENDUID response (if available) or True, False on failure
+ */
+ function append($mailbox, &$message)
+ {
+ unset($this->data['APPENDUID']);
+
+ if (!$mailbox) {
+ return false;
+ }
+
+ $message = str_replace("\r", '', $message);
+ $message = str_replace("\n", "\r\n", $message);
+
+ $len = strlen($message);
+ if (!$len) {
+ return false;
+ }
+
+ $key = $this->nextTag();
+ $request = sprintf("$key APPEND %s (\\Seen) {%d%s}", $this->escape($mailbox),
+ $len, ($this->prefs['literal+'] ? '+' : ''));
+
+ if ($this->putLine($request)) {
+ // Don't wait when LITERAL+ is supported
+ if (!$this->prefs['literal+']) {
+ $line = $this->readReply();
+
+ if ($line[0] != '+') {
+ $this->parseResult($line, 'APPEND: ');
+ return false;
+ }
+ }
+
+ if (!$this->putLine($message)) {
return false;
}
- do {
- $line = $this->readLine();
- } while (!$this->startsWith($line, $key, true, true));
+ do {
+ $line = $this->readLine();
+ } while (!$this->startsWith($line, $key, true, true));
// Clear internal status cache
unset($this->data['STATUS:'.$mailbox]);
- return ($this->parseResult($line, 'APPEND: ') == self::ERROR_OK);
- }
+ if ($this->parseResult($line, 'APPEND: ') != self::ERROR_OK)
+ return false;
+ else if (!empty($this->data['APPENDUID']))
+ return $this->data['APPENDUID'];
+ else
+ return true;
+ }
else {
$this->setError(self::ERROR_COMMAND, "Unable to send command: $request");
}
- return false;
+ return false;
}
+ /**
+ * Handler for IMAP APPEND command.
+ *
+ * @param string $mailbox Mailbox name
+ * @param string $path Path to the file with message body
+ * @param string $headers Message headers
+ *
+ * @return string|bool On success APPENDUID response (if available) or True, False on failure
+ */
function appendFromFile($mailbox, $path, $headers=null)
{
- if (!$mailbox) {
- return false;
- }
+ unset($this->data['APPENDUID']);
- // open message file
- $in_fp = false;
- if (file_exists(realpath($path))) {
- $in_fp = fopen($path, 'r');
- }
- if (!$in_fp) {
- $this->setError(self::ERROR_UNKNOWN, "Couldn't open $path for reading");
- return false;
- }
+ if (!$mailbox) {
+ return false;
+ }
+
+ // open message file
+ $in_fp = false;
+ if (file_exists(realpath($path))) {
+ $in_fp = fopen($path, 'r');
+ }
+ if (!$in_fp) {
+ $this->setError(self::ERROR_UNKNOWN, "Couldn't open $path for reading");
+ return false;
+ }
$body_separator = "\r\n\r\n";
- $len = filesize($path);
+ $len = filesize($path);
- if (!$len) {
- return false;
- }
+ if (!$len) {
+ return false;
+ }
if ($headers) {
$headers = preg_replace('/[\r\n]+$/', '', $headers);
$len += strlen($headers) + strlen($body_separator);
}
- // send APPEND command
- $key = $this->nextTag();
- $request = sprintf("$key APPEND %s (\\Seen) {%d%s}", $this->escape($mailbox),
+ // send APPEND command
+ $key = $this->nextTag();
+ $request = sprintf("$key APPEND %s (\\Seen) {%d%s}", $this->escape($mailbox),
$len, ($this->prefs['literal+'] ? '+' : ''));
- if ($this->putLine($request)) {
+ if ($this->putLine($request)) {
// Don't wait when LITERAL+ is supported
if (!$this->prefs['literal+']) {
- $line = $this->readLine(512);
+ $line = $this->readReply();
- if ($line[0] != '+') {
- $this->parseResult($line, 'APPEND: ');
- return false;
- }
+ if ($line[0] != '+') {
+ $this->parseResult($line, 'APPEND: ');
+ return false;
+ }
}
// send headers with body separator
if ($headers) {
- $this->putLine($headers . $body_separator, false);
+ $this->putLine($headers . $body_separator, false);
}
- // send file
- while (!feof($in_fp) && $this->fp) {
- $buffer = fgets($in_fp, 4096);
- $this->putLine($buffer, false);
- }
- fclose($in_fp);
+ // send file
+ while (!feof($in_fp) && $this->fp) {
+ $buffer = fgets($in_fp, 4096);
+ $this->putLine($buffer, false);
+ }
+ fclose($in_fp);
- if (!$this->putLine('')) { // \r\n
+ if (!$this->putLine('')) { // \r\n
return false;
}
- // read response
- do {
- $line = $this->readLine();
- } while (!$this->startsWith($line, $key, true, true));
+ // read response
+ do {
+ $line = $this->readLine();
+ } while (!$this->startsWith($line, $key, true, true));
// Clear internal status cache
unset($this->data['STATUS:'.$mailbox]);
- return ($this->parseResult($line, 'APPEND: ') == self::ERROR_OK);
- }
+ if ($this->parseResult($line, 'APPEND: ') != self::ERROR_OK)
+ return false;
+ else if (!empty($this->data['APPENDUID']))
+ return $this->data['APPENDUID'];
+ else
+ return true;
+ }
else {
$this->setError(self::ERROR_COMMAND, "Unable to send command: $request");
}
- return false;
+ return false;
}
- function fetchStructureString($mailbox, $id, $is_uid=false)
- {
- if (!$this->select($mailbox)) {
- return false;
- }
-
- $key = $this->nextTag();
- $result = false;
- $command = $key . ($is_uid ? ' UID' : '') ." FETCH $id (BODYSTRUCTURE)";
-
- if ($this->putLine($command)) {
- do {
- $line = $this->readLine(5000);
- $line = $this->multLine($line, true);
- if (!preg_match("/^$key /", $line))
- $result .= $line;
- } while (!$this->startsWith($line, $key, true, true));
-
- $result = trim(substr($result, strpos($result, 'BODYSTRUCTURE')+13, -1));
- }
- else {
- $this->setError(self::ERROR_COMMAND, "Unable to send command: $command");
- }
-
- return $result;
- }
-
+ /**
+ * Returns QUOTA information
+ *
+ * @return array Quota information
+ */
function getQuota()
{
/*
@@ -2357,49 +2717,50 @@
* QUOTA user/rchijiiwa1 (STORAGE 654 9765)
* OK Completed
*/
- $result = false;
- $quota_lines = array();
- $key = $this->nextTag();
+ $result = false;
+ $quota_lines = array();
+ $key = $this->nextTag();
$command = $key . ' GETQUOTAROOT INBOX';
- // get line(s) containing quota info
- if ($this->putLine($command)) {
- do {
- $line = rtrim($this->readLine(5000));
- if (preg_match('/^\* QUOTA /', $line)) {
- $quota_lines[] = $line;
- }
- } while (!$this->startsWith($line, $key, true, true));
- }
+ // get line(s) containing quota info
+ if ($this->putLine($command)) {
+ do {
+ $line = rtrim($this->readLine(5000));
+ if (preg_match('/^\* QUOTA /', $line)) {
+ $quota_lines[] = $line;
+ }
+ } while (!$this->startsWith($line, $key, true, true));
+ }
else {
$this->setError(self::ERROR_COMMAND, "Unable to send command: $command");
}
- // return false if not found, parse if found
- $min_free = PHP_INT_MAX;
- foreach ($quota_lines as $key => $quota_line) {
- $quota_line = str_replace(array('(', ')'), '', $quota_line);
- $parts = explode(' ', $quota_line);
- $storage_part = array_search('STORAGE', $parts);
+ // return false if not found, parse if found
+ $min_free = PHP_INT_MAX;
+ foreach ($quota_lines as $key => $quota_line) {
+ $quota_line = str_replace(array('(', ')'), '', $quota_line);
+ $parts = explode(' ', $quota_line);
+ $storage_part = array_search('STORAGE', $parts);
- if (!$storage_part)
+ if (!$storage_part) {
continue;
+ }
- $used = intval($parts[$storage_part+1]);
- $total = intval($parts[$storage_part+2]);
- $free = $total - $used;
+ $used = intval($parts[$storage_part+1]);
+ $total = intval($parts[$storage_part+2]);
+ $free = $total - $used;
- // return lowest available space from all quotas
- if ($free < $min_free) {
- $min_free = $free;
- $result['used'] = $used;
- $result['total'] = $total;
- $result['percent'] = min(100, round(($used/max(1,$total))*100));
- $result['free'] = 100 - $result['percent'];
- }
- }
+ // return lowest available space from all quotas
+ if ($free < $min_free) {
+ $min_free = $free;
+ $result['used'] = $used;
+ $result['total'] = $total;
+ $result['percent'] = min(100, round(($used/max(1,$total))*100));
+ $result['free'] = 100 - $result['percent'];
+ }
+ }
- return $result;
+ return $result;
}
/**
@@ -2411,7 +2772,6 @@
*
* @return boolean True on success, False on failure
*
- * @access public
* @since 0.5-beta
*/
function setACL($mailbox, $user, $acl)
@@ -2424,7 +2784,7 @@
$this->escape($mailbox), $this->escape($user), strtolower($acl)),
self::COMMAND_NORESPONSE);
- return ($result == self::ERROR_OK);
+ return ($result == self::ERROR_OK);
}
/**
@@ -2435,7 +2795,6 @@
*
* @return boolean True on success, False on failure
*
- * @access public
* @since 0.5-beta
*/
function deleteACL($mailbox, $user)
@@ -2444,7 +2803,7 @@
$this->escape($mailbox), $this->escape($user)),
self::COMMAND_NORESPONSE);
- return ($result == self::ERROR_OK);
+ return ($result == self::ERROR_OK);
}
/**
@@ -2453,18 +2812,17 @@
* @param string $mailbox Mailbox name
*
* @return array User-rights array on success, NULL on error
- * @access public
* @since 0.5-beta
*/
function getACL($mailbox)
{
- list($code, $response) = $this->execute('GETACL', $this->escape($mailbox));
+ list($code, $response) = $this->execute('GETACL', array($this->escape($mailbox)));
if ($code == self::ERROR_OK && preg_match('/^\* ACL /i', $response)) {
// Parse server response (remove "* ACL ")
$response = substr($response, 6);
$ret = $this->tokenizeResponse($response);
- $mbox = array_unshift($ret);
+ $mbox = array_shift($ret);
$size = count($ret);
// Create user-rights hash array
@@ -2494,7 +2852,6 @@
* @param string $user User name
*
* @return array List of user rights
- * @access public
* @since 0.5-beta
*/
function listRights($mailbox, $user)
@@ -2526,12 +2883,11 @@
* @param string $mailbox Mailbox name
*
* @return array MYRIGHTS response on success, NULL on error
- * @access public
* @since 0.5-beta
*/
function myRights($mailbox)
{
- list($code, $response) = $this->execute('MYRIGHTS', array($this->escape(mailbox)));
+ list($code, $response) = $this->execute('MYRIGHTS', array($this->escape($mailbox)));
if ($code == self::ERROR_OK && preg_match('/^\* MYRIGHTS /i', $response)) {
// Parse server response (remove "* MYRIGHTS ")
@@ -2553,7 +2909,6 @@
* @param array $entries Entry-value array (use NULL value as NIL)
*
* @return boolean True on success, False on failure
- * @access public
* @since 0.5-beta
*/
function setMetadata($mailbox, $entries)
@@ -2564,12 +2919,7 @@
}
foreach ($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(' ', $entries);
@@ -2588,21 +2938,22 @@
*
* @return boolean True on success, False on failure
*
- * @access public
* @since 0.5-beta
*/
function deleteMetadata($mailbox, $entries)
{
- if (!is_array($entries) && !empty($entries))
+ if (!is_array($entries) && !empty($entries)) {
$entries = explode(' ', $entries);
+ }
if (empty($entries)) {
$this->setError(self::ERROR_COMMAND, "Wrong argument for SETMETADATA command");
return false;
}
- foreach ($entries as $entry)
+ foreach ($entries as $entry) {
$data[$entry] = NULL;
+ }
return $this->setMetadata($mailbox, $data);
}
@@ -2616,7 +2967,6 @@
*
* @return array GETMETADATA result on success, NULL on error
*
- * @access public
* @since 0.5-beta
*/
function getMetadata($mailbox, $entries, $options=array())
@@ -2638,13 +2988,16 @@
$options = array_change_key_case($options, CASE_UPPER);
$opts = array();
- if (!empty($options['MAXSIZE']))
+ if (!empty($options['MAXSIZE'])) {
$opts[] = 'MAXSIZE '.intval($options['MAXSIZE']);
- if (!empty($options['DEPTH']))
+ }
+ if (!empty($options['DEPTH'])) {
$opts[] = 'DEPTH '.intval($options['DEPTH']);
+ }
- if ($opts)
+ if ($opts) {
$optlist = '(' . implode(' ', $opts) . ')';
+ }
}
$optlist .= ($optlist ? ' ' : '') . $entlist;
@@ -2652,37 +3005,46 @@
list($code, $response) = $this->execute('GETMETADATA', array(
$this->escape($mailbox), $optlist));
- if ($code == self::ERROR_OK && preg_match('/^\* METADATA /i', $response)) {
- // Parse server response (remove "* METADATA ")
- $response = substr($response, 11);
- $ret_mbox = $this->tokenizeResponse($response, 1);
- $data = $this->tokenizeResponse($response);
+ if ($code == self::ERROR_OK) {
+ $result = array();
+ $data = $this->tokenizeResponse($response);
// The METADATA response can contain multiple entries in a single
// response or multiple responses for each entry or group of entries
if (!empty($data) && ($size = count($data))) {
for ($i=0; $i<$size; $i++) {
- if (is_array($data[$i])) {
+ if (isset($mbox) && is_array($data[$i])) {
$size_sub = count($data[$i]);
for ($x=0; $x<$size_sub; $x++) {
- $data[$data[$i][$x]] = $data[$i][++$x];
+ $result[$mbox][$data[$i][$x]] = $data[$i][++$x];
}
unset($data[$i]);
}
- else if ($data[$i] == '*' && $data[$i+1] == 'METADATA') {
- unset($data[$i]); // "*"
- unset($data[++$i]); // "METADATA"
- unset($data[++$i]); // Mailbox
+ else if ($data[$i] == '*') {
+ if ($data[$i+1] == 'METADATA') {
+ $mbox = $data[$i+2];
+ unset($data[$i]); // "*"
+ unset($data[++$i]); // "METADATA"
+ unset($data[++$i]); // Mailbox
+ }
+ // get rid of other untagged responses
+ else {
+ unset($mbox);
+ unset($data[$i]);
+ }
}
- else {
- $data[$data[$i]] = $data[++$i];
+ else if (isset($mbox)) {
+ $result[$mbox][$data[$i]] = $data[++$i];
unset($data[$i]);
unset($data[$i-1]);
+ }
+ else {
+ unset($data[$i]);
}
}
}
- return $data;
+ return $result;
}
return NULL;
@@ -2696,7 +3058,6 @@
* three elements: entry name, attribute name, value
*
* @return boolean True on success, False on failure
- * @access public
* @since 0.5-beta
*/
function setAnnotation($mailbox, $data)
@@ -2707,17 +3068,9 @@
}
foreach ($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);
-
- $entries[] = sprintf('%s (%s %s)',
- $this->escape($name), $this->escape($attr), $value);
+ // ANNOTATEMORE drafts before version 08 require quoted parameters
+ $entries[] = sprintf('%s (%s %s)', $this->escape($entry[0], true),
+ $this->escape($entry[1], true), $this->escape($entry[2], true));
}
$entries = implode(' ', $entries);
@@ -2736,7 +3089,6 @@
*
* @return boolean True on success, False on failure
*
- * @access public
* @since 0.5-beta
*/
function deleteAnnotation($mailbox, $data)
@@ -2758,7 +3110,6 @@
*
* @return array Annotations result on success, NULL on error
*
- * @access public
* @since 0.5-beta
*/
function getAnnotation($mailbox, $entries, $attribs)
@@ -2767,8 +3118,9 @@
$entries = array($entries);
}
// create entries string
+ // ANNOTATEMORE drafts before version 08 require quoted parameters
foreach ($entries as $idx => $name) {
- $entries[$idx] = $this->escape($name);
+ $entries[$idx] = $this->escape($name, true);
}
$entries = '(' . implode(' ', $entries) . ')';
@@ -2777,58 +3129,170 @@
}
// create entries string
foreach ($attribs as $idx => $name) {
- $attribs[$idx] = $this->escape($name);
+ $attribs[$idx] = $this->escape($name, true);
}
$attribs = '(' . implode(' ', $attribs) . ')';
list($code, $response) = $this->execute('GETANNOTATION', array(
$this->escape($mailbox), $entries, $attribs));
- if ($code == self::ERROR_OK && preg_match('/^\* ANNOTATION /i', $response)) {
- // Parse server response (remove "* ANNOTATION ")
- $response = substr($response, 13);
- $ret_mbox = $this->tokenizeResponse($response, 1);
- $data = $this->tokenizeResponse($response);
- $res = array();
+ if ($code == self::ERROR_OK) {
+ $result = array();
+ $data = $this->tokenizeResponse($response);
// Here we returns only data compatible with METADATA result format
if (!empty($data) && ($size = count($data))) {
for ($i=0; $i<$size; $i++) {
- $entry = $data[$i++];
- if (is_array($entry)) {
+ $entry = $data[$i];
+ if (isset($mbox) && is_array($entry)) {
$attribs = $entry;
$entry = $last_entry;
}
- else
- $attribs = $data[$i++];
+ else if ($entry == '*') {
+ if ($data[$i+1] == 'ANNOTATION') {
+ $mbox = $data[$i+2];
+ unset($data[$i]); // "*"
+ unset($data[++$i]); // "ANNOTATION"
+ unset($data[++$i]); // Mailbox
+ }
+ // get rid of other untagged responses
+ else {
+ unset($mbox);
+ unset($data[$i]);
+ }
+ continue;
+ }
+ else if (isset($mbox)) {
+ $attribs = $data[++$i];
+ }
+ else {
+ unset($data[$i]);
+ continue;
+ }
if (!empty($attribs)) {
for ($x=0, $len=count($attribs); $x<$len;) {
$attr = $attribs[$x++];
$value = $attribs[$x++];
- if ($attr == 'value.priv')
- $res['/private' . $entry] = $value;
- else if ($attr == 'value.shared')
- $res['/shared' . $entry] = $value;
+ if ($attr == 'value.priv') {
+ $result[$mbox]['/private' . $entry] = $value;
+ }
+ else if ($attr == 'value.shared') {
+ $result[$mbox]['/shared' . $entry] = $value;
+ }
}
}
$last_entry = $entry;
- unset($data[$i-1]);
- unset($data[$i-2]);
+ unset($data[$i]);
}
}
- return $res;
+ return $result;
}
return NULL;
}
/**
+ * Returns BODYSTRUCTURE for the specified message.
+ *
+ * @param string $mailbox Folder name
+ * @param int $id Message sequence number or UID
+ * @param bool $is_uid True if $id is an UID
+ *
+ * @return array/bool Body structure array or False on error.
+ * @since 0.6
+ */
+ function getStructure($mailbox, $id, $is_uid = false)
+ {
+ $result = $this->fetch($mailbox, $id, $is_uid, array('BODYSTRUCTURE'));
+ if (is_array($result)) {
+ $result = array_shift($result);
+ return $result->bodystructure;
+ }
+ return false;
+ }
+
+ /**
+ * Returns data of a message part according to specified structure.
+ *
+ * @param array $structure Message structure (getStructure() result)
+ * @param string $part Message part identifier
+ *
+ * @return array Part data as hash array (type, encoding, charset, size)
+ */
+ static function getStructurePartData($structure, $part)
+ {
+ $part_a = self::getStructurePartArray($structure, $part);
+ $data = array();
+
+ if (empty($part_a)) {
+ return $data;
+ }
+
+ // content-type
+ if (is_array($part_a[0])) {
+ $data['type'] = 'multipart';
+ }
+ else {
+ $data['type'] = strtolower($part_a[0]);
+
+ // encoding
+ $data['encoding'] = strtolower($part_a[5]);
+
+ // charset
+ if (is_array($part_a[2])) {
+ while (list($key, $val) = each($part_a[2])) {
+ if (strcasecmp($val, 'charset') == 0) {
+ $data['charset'] = $part_a[2][$key+1];
+ break;
+ }
+ }
+ }
+ }
+
+ // size
+ $data['size'] = intval($part_a[6]);
+
+ return $data;
+ }
+
+ static function getStructurePartArray($a, $part)
+ {
+ if (!is_array($a)) {
+ return false;
+ }
+
+ if (empty($part)) {
+ return $a;
+ }
+
+ $ctype = is_string($a[0]) && is_string($a[1]) ? $a[0] . '/' . $a[1] : '';
+
+ if (strcasecmp($ctype, 'message/rfc822') == 0) {
+ $a = $a[8];
+ }
+
+ if (strpos($part, '.') > 0) {
+ $orig_part = $part;
+ $pos = strpos($part, '.');
+ $rest = substr($orig_part, $pos+1);
+ $part = substr($orig_part, 0, $pos);
+
+ return self::getStructurePartArray($a[$part-1], $rest);
+ }
+ else if ($part > 0) {
+ if (is_array($a[$part-1]))
+ return $a[$part-1];
+ else
+ return $a;
+ }
+ }
+
+ /**
* Creates next command identifier (tag)
*
* @return string Command identifier
- * @access public
* @since 0.5-beta
*/
function nextTag()
@@ -2847,7 +3311,6 @@
* @param int $options Execution options
*
* @return mixed Response code or list of response code and data
- * @access public
* @since 0.5-beta
*/
function execute($command, $arguments=array(), $options=0)
@@ -2857,38 +3320,47 @@
$noresp = ($options & self::COMMAND_NORESPONSE);
$response = $noresp ? null : '';
- if (!empty($arguments))
- $query .= ' ' . implode(' ', $arguments);
+ if (!empty($arguments)) {
+ foreach ($arguments as $arg) {
+ $query .= ' ' . self::r_implode($arg);
+ }
+ }
// Send command
- if (!$this->putLineC($query)) {
+ if (!$this->putLineC($query)) {
$this->setError(self::ERROR_COMMAND, "Unable to send command: $query");
- return $noresp ? self::ERROR_COMMAND : array(self::ERROR_COMMAND, '');
- }
+ return $noresp ? self::ERROR_COMMAND : array(self::ERROR_COMMAND, '');
+ }
// Parse response
- do {
- $line = $this->readLine(4096);
- if ($response !== null)
- $response .= $line;
- } while (!$this->startsWith($line, $tag . ' ', true, true));
+ do {
+ $line = $this->readLine(4096);
+ if ($response !== null) {
+ $response .= $line;
+ }
+ } while (!$this->startsWith($line, $tag . ' ', true, true));
- $code = $this->parseResult($line, $command . ': ');
+ $code = $this->parseResult($line, $command . ': ');
// Remove last line from response
- if ($response) {
- $line_len = min(strlen($response), strlen($line) + 2);
+ if ($response) {
+ $line_len = min(strlen($response), strlen($line) + 2);
$response = substr($response, 0, -$line_len);
}
- // optional CAPABILITY response
- if (($options & self::COMMAND_CAPABILITY) && $code == self::ERROR_OK
+ // optional CAPABILITY response
+ if (($options & self::COMMAND_CAPABILITY) && $code == self::ERROR_OK
&& preg_match('/\[CAPABILITY ([^]]+)\]/i', $line, $matches)
) {
- $this->parseCapability($matches[1], true);
- }
+ $this->parseCapability($matches[1], true);
+ }
- return $noresp ? $code : array($code, $response);
+ // return last line only (without command tag, result and response code)
+ if ($line && ($options & self::COMMAND_LASTLINE)) {
+ $response = preg_replace("/^$tag (OK|NO|BAD|BYE|PREAUTH)?\s*(\[[a-z-]+\])?\s*/i", '', trim($line));
+ }
+
+ return $noresp ? $code : array($code, $response);
}
/**
@@ -2898,7 +3370,6 @@
* @param int $num Number of tokens to return
*
* @return mixed Tokens array or string if $num=1
- * @access public
* @since 0.5-beta
*/
static function tokenizeResponse(&$str, $num=0)
@@ -2919,10 +3390,10 @@
if (!is_numeric(($bytes = substr($str, 1, $epos - 1)))) {
// error
}
- $result[] = substr($str, $epos + 3, $bytes);
+ $result[] = $bytes ? substr($str, $epos + 3, $bytes) : '';
// Advance the string
$str = substr($str, $epos + 3 + $bytes);
- break;
+ break;
// Quoted string
case '"':
@@ -2944,50 +3415,148 @@
// we need to strip slashes for a quoted string
$result[] = stripslashes(substr($str, 1, $pos - 1));
$str = substr($str, $pos + 1);
- break;
+ break;
// Parenthesized list
case '(':
+ case '[':
$str = substr($str, 1);
$result[] = self::tokenizeResponse($str);
- break;
+ break;
case ')':
+ case ']':
$str = substr($str, 1);
return $result;
- break;
+ break;
// String atom, number, NIL, *, %
default:
- // empty or one character
- if ($str === '') {
+ // empty string
+ if ($str === '' || $str === null) {
break 2;
}
- if (strlen($str) < 2) {
- $result[] = $str;
- $str = '';
- 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\x5B\x5D\x7F]+)/', $str, $m)) {
$result[] = $m[1] == 'NIL' ? NULL : $m[1];
$str = substr($str, strlen($m[1]));
}
- break;
+ break;
}
}
return $num == 1 ? $result[0] : $result;
}
+ static function r_implode($element)
+ {
+ $string = '';
+
+ if (is_array($element)) {
+ reset($element);
+ while (list($key, $value) = each($element)) {
+ $string .= ' ' . self::r_implode($value);
+ }
+ }
+ else {
+ return $element;
+ }
+
+ return '(' . trim($string) . ')';
+ }
+
+ /**
+ * Converts message identifiers array into sequence-set syntax
+ *
+ * @param array $messages Message identifiers
+ * @param bool $force Forces compression of any size
+ *
+ * @return string Compressed sequence-set
+ */
+ static function compressMessageSet($messages, $force=false)
+ {
+ // given a comma delimited list of independent mid's,
+ // compresses by grouping sequences together
+
+ if (!is_array($messages)) {
+ // if less than 255 bytes long, let's not bother
+ if (!$force && strlen($messages)<255) {
+ return $messages;
+ }
+
+ // see if it's already been compressed
+ if (strpos($messages, ':') !== false) {
+ return $messages;
+ }
+
+ // separate, then sort
+ $messages = explode(',', $messages);
+ }
+
+ sort($messages);
+
+ $result = array();
+ $start = $prev = $messages[0];
+
+ foreach ($messages as $id) {
+ $incr = $id - $prev;
+ if ($incr > 1) { // found a gap
+ if ($start == $prev) {
+ $result[] = $prev; // push single id
+ } else {
+ $result[] = $start . ':' . $prev; // push sequence as start_id:end_id
+ }
+ $start = $id; // start of new sequence
+ }
+ $prev = $id;
+ }
+
+ // handle the last sequence/id
+ if ($start == $prev) {
+ $result[] = $prev;
+ } else {
+ $result[] = $start.':'.$prev;
+ }
+
+ // return as comma separated string
+ return implode(',', $result);
+ }
+
+ /**
+ * Converts message sequence-set into array
+ *
+ * @param string $messages Message identifiers
+ *
+ * @return array List of message identifiers
+ */
+ static function uncompressMessageSet($messages)
+ {
+ $result = array();
+ $messages = explode(',', $messages);
+
+ foreach ($messages as $idx => $part) {
+ $items = explode(':', $part);
+ $max = max($items[0], $items[1]);
+
+ for ($x=$items[0]; $x<=$max; $x++) {
+ $result[] = $x;
+ }
+ unset($messages[$idx]);
+ }
+
+ return $result;
+ }
+
private function _xor($string, $string2)
{
- $result = '';
- $size = strlen($string);
- for ($i=0; $i<$size; $i++) {
- $result .= chr(ord($string[$i]) ^ ord($string2[$i]));
- }
- return $result;
+ $result = '';
+ $size = strlen($string);
+
+ for ($i=0; $i<$size; $i++) {
+ $result .= chr(ord($string[$i]) ^ ord($string2[$i]));
+ }
+
+ return $result;
}
/**
@@ -2997,35 +3566,28 @@
*
* @return int Unix timestamp
*/
- private function strToTime($date)
+ static function strToTime($date)
{
- // support non-standard "GMTXXXX" literal
- $date = preg_replace('/GMT\s*([+-][0-9]+)/', '\\1', $date);
- // if date parsing fails, we have a date in non-rfc format.
- // remove token from the end and try again
- while ((($ts = @strtotime($date))===false) || ($ts < 0)) {
- $d = explode(' ', $date);
- array_pop($d);
- if (!$d) break;
- $date = implode(' ', $d);
- }
+ // support non-standard "GMTXXXX" literal
+ $date = preg_replace('/GMT\s*([+-][0-9]+)/', '\\1', $date);
- $ts = (int) $ts;
+ // if date parsing fails, we have a date in non-rfc format
+ // remove token from the end and try again
+ while (($ts = intval(@strtotime($date))) <= 0) {
+ $d = explode(' ', $date);
+ array_pop($d);
+ if (empty($d)) {
+ break;
+ }
+ $date = implode(' ', $d);
+ }
- return $ts < 0 ? 0 : $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 $string;
- }
-
+ /**
+ * CAPABILITY response parser
+ */
private function parseCapability($str, $trusted=false)
{
$str = preg_replace('/^\* CAPABILITY /i', '', $str);
@@ -3044,33 +3606,79 @@
/**
* Escapes a string when it contains special characters (RFC3501)
*
- * @param string $string IMAP string
+ * @param string $string IMAP string
+ * @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)
+ static function escape($string, $force_quotes=false)
{
- // NIL
if ($string === null) {
return 'NIL';
}
- // empty string
- else if ($string === '') {
+
+ if ($string === '') {
return '""';
}
- // string: special chars: SP, CTL, (, ), {, %, *, ", \, ]
- else if (preg_match('/([\x00-\x20\x28-\x29\x7B\x25\x2A\x22\x5C\x5D\x7F]+)/', $string)) {
- return '"' . strtr($string, array('"'=>'\\"', '\\' => '\\\\')) . '"';
+
+ // atom-string (only safe characters)
+ if (!$force_quotes && !preg_match('/[\x00-\x20\x22\x25\x28-\x2A\x5B-\x5D\x7B\x7D\x80-\xFF]/', $string)) {
+ return $string;
}
- // atom
- return $string;
+ // quoted-string
+ if (!preg_match('/[\r\n\x00\x80-\xFF]/', $string)) {
+ return '"' . addcslashes($string, '\\"') . '"';
+ }
+
+ // literal-string
+ return sprintf("{%d}\r\n%s", strlen($string), $string);
}
+ /**
+ * Unescapes quoted-string
+ *
+ * @param string $string IMAP string
+ *
+ * @return string String
+ */
static function unEscape($string)
{
- return strtr($string, array('\\"'=>'"', '\\\\' => '\\'));
+ return stripslashes($string);
+ }
+
+ /**
+ * Set the value of the debugging flag.
+ *
+ * @param boolean $debug New value for the debugging flag.
+ *
+ * @since 0.5-stable
+ */
+ function setDebug($debug, $handler = null)
+ {
+ $this->_debug = $debug;
+ $this->_debug_handler = $handler;
+ }
+
+ /**
+ * Write the given debug text to the current debug output handler.
+ *
+ * @param string $message Debug mesage text.
+ *
+ * @since 0.5-stable
+ */
+ private function debug($message)
+ {
+ if ($this->resourceid) {
+ $message = sprintf('[%s] %s', $this->resourceid, $message);
+ }
+
+ if ($this->_debug_handler) {
+ call_user_func_array($this->_debug_handler, array(&$this, $message));
+ } else {
+ echo "DEBUG: $message\n";
+ }
}
}
--
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