/**
* Populates the changes, flags, and categories arrays with data from
* any messages added/changed on the IMAP server since the last poll.
*
* @param array &$changes Changes array.
* @param array &$flags Flags array.
* @param array &$categories Categories array.
* @param Horde_Imap_Client_Fetch_Results $fetch_ret Fetch results.
* @param array $options Options array.
* @param integer $modseq Current MODSEQ.
*/
protected function _buildModSeqChanges(&$changes, &$flags, &$categories, $fetch_ret, $options, $modseq)
{
// Get custom flags to use as categories.
$msgFlags = $this->_getMsgFlags();
// Filter out any changes that we already know about.
$fetch_keys = $fetch_ret->ids();
$result_set = array_diff($fetch_keys, $changes);
foreach ($result_set as $uid) {
$data = $fetch_ret[$uid];
// Ensure no changes after the current modseq as reported by the
// server status have been returned.
if ($data->getModSeq() <= $modseq) {
$changes[] = $uid;
$flags[$uid] = array('read' => array_search(Horde_Imap_Client::FLAG_SEEN, $data->getFlags()) !== false ? 1 : 0);
if ($options['protocolversion'] > Horde_ActiveSync::VERSION_TWOFIVE) {
$flags[$uid]['flagged'] = array_search(Horde_Imap_Client::FLAG_FLAGGED, $data->getFlags()) !== false ? 1 : 0;
}
if ($options['protocolversion'] > Horde_ActiveSync::VERSION_TWELVEONE) {
$categories[$uid] = array();
foreach ($data->getFlags() as $flag) {
if (!empty($msgFlags[Horde_String::lower($flag)])) {
$categories[$uid][] = $msgFlags[Horde_String::lower($flag)];
}
}
}
}
}
}
/**
* Store FETCH data in cache.
*
* @param Horde_Imap_Client_Fetch_Results $data The fetch results.
* @param array $options Additional options:
* - fields: (array) Only update these cache fields.
* DEFAULT: Update all cache fields.
* - mailbox: (Horde_Imap_Client_Mailbox) The mailbox to update.
* DEFAULT: The selected mailbox.
* - uidvalid: (integer) The UID validity number.
* DEFAULT: UIDVALIDITY discovered via a status() call.
*
* @throws Horde_Imap_Client_Exception
*/
protected function _updateCache(Horde_Imap_Client_Fetch_Results $data, array $options = array())
{
$mailbox = empty($options['mailbox']) ? $this->_selected : $options['mailbox'];
if (!$this->_initCache(empty($options['mailbox']))) {
return;
}
if (in_array(strval($mailbox), $this->_params['cache']['fetch_ignore'])) {
$this->writeDebug(sprintf("IGNORING cached FETCH data (mailbox: %s)\n", $mailbox), Horde_Imap_Client::DEBUG_INFO);
return;
}
$seq_res = $data->key_type == $data::UID ? null : $this->_getSeqUidLookup($this->getIdsOb($data->ids(), true));
$tocache = array();
$status_flags = 0;
if (isset($this->_init['enabled']['CONDSTORE'])) {
$status_flags |= Horde_Imap_Client::STATUS_HIGHESTMODSEQ;
}
if (empty($options['uidvalid'])) {
$status_flags |= Horde_Imap_Client::STATUS_UIDVALIDITY;
}
$modseq = null;
$status_res = $this->status($mailbox, $status_flags);
$uidvalid = isset($status_res['uidvalidity']) ? $status_res['uidvalidity'] : $options['uidvalid'];
if (count($data)) {
$cf = empty($options['fields']) ? $this->_params['cache']['fields'] : $this->_cacheFields();
}
foreach ($data as $k => $v) {
$tmp = array();
foreach ($cf as $key => $val) {
if ($v->exists($key)) {
switch ($key) {
case Horde_Imap_Client::FETCH_ENVELOPE:
$tmp[$val] = $v->getEnvelope();
break;
case Horde_Imap_Client::FETCH_FLAGS:
/* A FLAGS FETCH can only occur if we are in the
* mailbox. So HIGHESTMODSEQ has already been updated.
* Ignore flag caching if MODSEQs not available. */
if ($modseq = $status_res['highestmodseq']) {
$tmp[$val] = $v->getFlags();
}
break;
case Horde_Imap_Client::FETCH_HEADERS:
foreach ($this->_temp['headers_caching'] as $label => $hash) {
if ($hdr = $v->getHeaders($label)) {
$tmp[$val][$hash] = $hdr;
}
}
break;
case Horde_Imap_Client::FETCH_IMAPDATE:
$tmp[$val] = $v->getImapDate();
break;
case Horde_Imap_Client::FETCH_SIZE:
$tmp[$val] = $v->getSize();
break;
case Horde_Imap_Client::FETCH_STRUCTURE:
$tmp[$val] = clone $v->getStructure();
break;
}
}
}
if (!empty($tmp)) {
$tocache[is_null($seq_res) ? $k : $seq_res['lookup'][$k]] = $tmp;
}
}
$this->_cache->set($mailbox, $tocache, $uidvalid);
if ($modseq) {
$metadata = $this->_cache->getMetaData($mailbox, $uidvalid, array(self::CACHE_MODSEQ));
if (!isset($metadata[self::CACHE_MODSEQ]) || $metadata[self::CACHE_MODSEQ] != $modseq) {
$this->_updateMetaData($mailbox, array(self::CACHE_MODSEQ => $modseq), $uidvalid);
}
}
}
