$imap_host = $a_host['host'];
$imap_ssl = isset($a_host['scheme']) && in_array($a_host['scheme'], array('ssl', 'imaps', 'tls')) ? $a_host['scheme'] : null;
if (isset($a_host['port'])) {
$imap_port = $a_host['port'];
} else {
if ($imap_ssl && $imap_ssl != 'tls' && (!$imap_port || $imap_port == 143)) {
$imap_port = 993;
}
}
}
$imap_host = idn_to_ascii($imap_host);
$imap_user = idn_to_ascii($_POST['_user']);
$imap = new rcube_imap(null);
$imap->set_options(array('auth_type' => $RCI->getprop('imap_auth_type'), 'debug' => $RCI->getprop('imap_debug'), 'socket_options' => $RCI->getprop('imap_conn_options')));
if ($imap->connect($imap_host, $imap_user, $_POST['_pass'], $imap_port, $imap_ssl)) {
$RCI->pass('IMAP connect', 'SORT capability: ' . ($imap->get_capability('SORT') ? 'yes' : 'no'));
$imap->close();
} else {
$RCI->fail('IMAP connect', $RCI->get_error());
}
}
?>
<p><input type="submit" name="imaptest" value="Check login" /></p>
</form>
<hr />
<p class="warning">
/**
* Synchronizes the mailbox.
*
* @param string $mailbox Folder name
*/
function synchronize($mailbox)
{
// RFC4549: Synchronization Operations for Disconnected IMAP4 Clients
// RFC4551: IMAP Extension for Conditional STORE Operation
// or Quick Flag Changes Resynchronization
// RFC5162: IMAP Extensions for Quick Mailbox Resynchronization
// @TODO: synchronize with other methods?
$qresync = $this->imap->get_capability('QRESYNC');
$condstore = $qresync ? true : $this->imap->get_capability('CONDSTORE');
if (!$qresync && !$condstore) {
return;
}
// Get stored index
$index = $this->get_index_row($mailbox);
// database is empty
if (empty($index)) {
// set the flag that DB was already queried for index
// this way we'll be able to skip one SELECT in get_index()
$this->icache[$mailbox]['index_queried'] = true;
return;
}
$this->icache[$mailbox]['index'] = $index;
// no last HIGHESTMODSEQ value
if (empty($index['modseq'])) {
return;
}
if (!$this->imap->check_connection()) {
return;
}
// Enable QRESYNC
$res = $this->imap->conn->enable($qresync ? 'QRESYNC' : 'CONDSTORE');
if ($res === false) {
return;
}
// Close mailbox if already selected to get most recent data
if ($this->imap->conn->selected == $mailbox) {
$this->imap->conn->close();
}
// Get mailbox data (UIDVALIDITY, HIGHESTMODSEQ, counters, etc.)
$mbox_data = $this->imap->folder_data($mailbox);
if (empty($mbox_data)) {
return;
}
// Check UIDVALIDITY
if ($index['validity'] != $mbox_data['UIDVALIDITY']) {
$this->clear($mailbox);
return;
}
// QRESYNC not supported on specified mailbox
if (!empty($mbox_data['NOMODSEQ']) || empty($mbox_data['HIGHESTMODSEQ'])) {
return;
}
// Nothing new
if ($mbox_data['HIGHESTMODSEQ'] == $index['modseq']) {
return;
}
$uids = array();
$removed = array();
// Get known UIDs
if ($this->mode & self::MODE_MESSAGE) {
$sql_result = $this->db->query("SELECT `uid`" . " FROM {$this->messages_table}" . " WHERE `user_id` = ?" . " AND `mailbox` = ?", $this->userid, $mailbox);
while ($sql_arr = $this->db->fetch_assoc($sql_result)) {
$uids[] = $sql_arr['uid'];
}
}
// Synchronize messages data
if (!empty($uids)) {
// Get modified flags and vanished messages
// UID FETCH 1:* (FLAGS) (CHANGEDSINCE 0123456789 VANISHED)
$result = $this->imap->conn->fetch($mailbox, $uids, true, array('FLAGS'), $index['modseq'], $qresync);
if (!empty($result)) {
foreach ($result as $msg) {
$uid = $msg->uid;
// Remove deleted message
if ($this->skip_deleted && !empty($msg->flags['DELETED'])) {
$removed[] = $uid;
// Invalidate index
$index['valid'] = false;
continue;
}
$flags = 0;
if (!empty($msg->flags)) {
foreach ($this->flags as $idx => $flag) {
if (!empty($msg->flags[$flag])) {
$flags += $idx;
}
}
}
$this->db->query("UPDATE {$this->messages_table}" . " SET `flags` = ?, `expires` = " . ($this->ttl ? $this->db->now($this->ttl) : 'NULL') . " WHERE `user_id` = ?" . " AND `mailbox` = ?" . " AND `uid` = ?" . " AND `flags` <> ?", $flags, $this->userid, $mailbox, $uid, $flags);
}
}
// VANISHED found?
if ($qresync) {
$mbox_data = $this->imap->folder_data($mailbox);
// Removed messages found
$uids = rcube_imap_generic::uncompressMessageSet($mbox_data['VANISHED']);
if (!empty($uids)) {
$removed = array_merge($removed, $uids);
// Invalidate index
$index['valid'] = false;
}
}
// remove messages from database
if (!empty($removed)) {
$this->remove_message($mailbox, $removed);
}
}
$sort_field = $index['sort_field'];
$sort_order = $index['object']->get_parameters('ORDER');
$exists = true;
// Validate index
if (!$this->validate($mailbox, $index, $exists)) {
// Invalidate (remove) thread index
// if $exists=false it was already removed in validate()
if ($exists) {
$this->remove_thread($mailbox);
}
// Update index
$data = $this->get_index_data($mailbox, $sort_field, $sort_order, $mbox_data);
} else {
$data = $index['object'];
}
// update index and/or HIGHESTMODSEQ value
$this->add_index_row($mailbox, $sort_field, $data, $mbox_data, $exists);
// update internal cache for get_index()
$this->icache[$mailbox]['index']['object'] = $data;
}
/**
* Synchronizes the mailbox.
*
* @param string $mailbox Folder name
*/
function synchronize($mailbox)
{
// RFC4549: Synchronization Operations for Disconnected IMAP4 Clients
// RFC4551: IMAP Extension for Conditional STORE Operation
// or Quick Flag Changes Resynchronization
// RFC5162: IMAP Extensions for Quick Mailbox Resynchronization
// @TODO: synchronize with other methods?
$qresync = $this->imap->get_capability('QRESYNC');
$condstore = $qresync ? true : $this->imap->get_capability('CONDSTORE');
if (!$qresync && !$condstore) {
return;
}
// Get stored index
$index = $this->get_index_row($mailbox);
// database is empty
if (empty($index)) {
// set the flag that DB was already queried for index
// this way we'll be able to skip one SELECT in get_index()
$this->icache[$mailbox]['index_queried'] = true;
return;
}
$this->icache[$mailbox]['index'] = $index;
// no last HIGHESTMODSEQ value
if (empty($index['modseq'])) {
return;
}
// NOTE: make sure the mailbox isn't selected, before
// enabling QRESYNC and invoking SELECT
if ($this->imap->conn->selected !== null) {
$this->imap->conn->close();
}
// Enable QRESYNC
$res = $this->imap->conn->enable($qresync ? 'QRESYNC' : 'CONDSTORE');
if (!is_array($res)) {
return;
}
// Get mailbox data (UIDVALIDITY, HIGHESTMODSEQ, counters, etc.)
$mbox_data = $this->imap->mailbox_data($mailbox);
if (empty($mbox_data)) {
return;
}
// Check UIDVALIDITY
if ($index['validity'] != $mbox_data['UIDVALIDITY']) {
$this->clear($mailbox);
return;
}
// QRESYNC not supported on specified mailbox
if (!empty($mbox_data['NOMODSEQ']) || empty($mbox_data['HIGHESTMODSEQ'])) {
return;
}
// Nothing new
if ($mbox_data['HIGHESTMODSEQ'] == $index['modseq']) {
return;
}
// Get known uids
$uids = array();
$sql_result = $this->db->query("SELECT uid" . " FROM " . get_table_name('cache_messages') . " WHERE user_id = ?" . " AND mailbox = ?", $this->userid, $mailbox);
while ($sql_arr = $this->db->fetch_assoc($sql_result)) {
$uids[] = $sql_arr['uid'];
}
// No messages in database, nothing to sync
if (empty($uids)) {
return;
}
// Get modified flags and vanished messages
// UID FETCH 1:* (FLAGS) (CHANGEDSINCE 0123456789 VANISHED)
$result = $this->imap->conn->fetch($mailbox, !empty($uids) ? $uids : '1:*', true, array('FLAGS'), $index['modseq'], $qresync);
$invalidated = false;
if (!empty($result)) {
foreach ($result as $id => $msg) {
$uid = $msg->uid;
// Remove deleted message
if ($this->skip_deleted && !empty($msg->flags['DELETED'])) {
$this->remove_message($mailbox, $uid);
if (!$invalidated) {
$invalidated = true;
// Invalidate thread indexes (?)
$this->remove_thread($mailbox);
// Invalidate index
$index['valid'] = false;
}
continue;
}
$flags = 0;
if (!empty($msg->flags)) {
foreach ($this->flags as $idx => $flag) {
if (!empty($msg->flags[$flag])) {
$flags += $idx;
}
}
}
$this->db->query("UPDATE " . get_table_name('cache_messages') . " SET flags = ?, changed = " . $this->db->now() . " WHERE user_id = ?" . " AND mailbox = ?" . " AND uid = ?" . " AND flags <> ?", $flags, $this->userid, $mailbox, $uid, $flags);
}
}
// Get VANISHED
if ($qresync) {
$mbox_data = $this->imap->mailbox_data($mailbox);
// Removed messages
if (!empty($mbox_data['VANISHED'])) {
$uids = rcube_imap_generic::uncompressMessageSet($mbox_data['VANISHED']);
if (!empty($uids)) {
// remove messages from database
$this->remove_message($mailbox, $uids);
// Invalidate thread indexes (?)
$this->remove_thread($mailbox);
// Invalidate index
$index['valid'] = false;
}
}
}
$sort_field = $index['sort_field'];
$sort_order = $index['sort_order'];
$exists = true;
// Validate index
if (!$this->validate($mailbox, $index, $exists)) {
// Update index
$data = $this->get_index_data($mailbox, $sort_field, $sort_order, $mbox_data);
} else {
$data = array_combine($index['seq'], $index['uid']);
}
// update index and/or HIGHESTMODSEQ value
$this->add_index_row($mailbox, $sort_field, $sort_order, $data, $mbox_data, $exists);
// update internal cache for get_index()
$this->icache[$mailbox]['index']['result'] = $data;
}