/usr/share/php/Horde/Imap/Client/Cache/Backend/Mongo.php is in php-horde-imap-client 2.25.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 | <?php
/**
* Copyright 2013-2014 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL). If you
* did not receive this file, see http://www.horde.org/licenses/lgpl21.
*
* @category Horde
* @copyright 2013-2014 Horde LLC
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @package Imap_Client
*/
/**
* A MongoDB database implementation for caching IMAP/POP data.
* Requires the Horde_Mongo class.
*
* @author Michael Slusarz <slusarz@horde.org>
* @category Horde
* @copyright 2013-2014 Horde LLC
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @package Imap_Client
*/
class Horde_Imap_Client_Cache_Backend_Mongo extends Horde_Imap_Client_Cache_Backend implements Horde_Mongo_Collection_Index
{
/** Mongo collection names. */
const BASE = 'horde_imap_client_cache_data';
const MD = 'horde_imap_client_cache_metadata';
const MSG = 'horde_imap_client_cache_message';
/** Mongo field names: BASE collection. */
const BASE_HOSTSPEC = 'hostspec';
const BASE_MAILBOX = 'mailbox';
const BASE_MODIFIED = 'modified';
const BASE_PORT = 'port';
const BASE_UID = 'data';
const BASE_USERNAME = 'username';
/** Mongo field names: MD collection. */
const MD_DATA = 'data';
const MD_FIELD = 'field';
const MD_UID = 'uid';
/** Mongo field names: MSG collection. */
const MSG_DATA = 'data';
const MSG_MSGUID = 'msguid';
const MSG_UID = 'uid';
/**
* The MongoDB object for the cache data.
*
* @var MongoDB
*/
protected $_db;
/**
* The list of indices.
*
* @var array
*/
protected $_indices = array(
self::BASE => array(
'base_index_1' => array(
self::BASE_HOSTSPEC => 1,
self::BASE_MAILBOX => 1,
self::BASE_PORT => 1,
self::BASE_USERNAME => 1,
)
),
self::MSG => array(
'msg_index_1' => array(
self::MSG_MSGUID => 1,
self::MSG_UID => 1
)
)
);
/**
* Constructor.
*
* @param array $params Configuration parameters:
* <pre>
* - REQUIRED parameters:
* - mongo_db: (Horde_Mongo_Client) A MongoDB client object.
* </pre>
*/
public function __construct(array $params = array())
{
if (!isset($params['mongo_db'])) {
throw new InvalidArgumentException('Missing mongo_db parameter.');
}
parent::__construct($params);
}
/**
*/
protected function _initOb()
{
$this->_db = $this->_params['mongo_db']->selectDB(null);
}
/**
*/
public function get($mailbox, $uids, $fields, $uidvalid)
{
$this->getMetaData($mailbox, $uidvalid, array('uidvalid'));
if (!($uid = $this->_getUid($mailbox))) {
return array();
}
$out = array();
$query = array(
self::MSG_MSGUID => array('$in' => array_map('strval', $uids)),
self::MSG_UID => $uid
);
try {
$cursor = $this->_db->selectCollection(self::MSG)->find(
$query,
array(
self::MSG_DATA => true,
self::MSG_MSGUID => true
)
);
foreach ($cursor as $val) {
$out[$val[self::MSG_MSGUID]] = $this->_value($val[self::MSG_DATA]);
}
} catch (MongoException $e) {}
return $out;
}
/**
*/
public function getCachedUids($mailbox, $uidvalid)
{
$this->getMetaData($mailbox, $uidvalid, array('uidvalid'));
if (!($uid = $this->_getUid($mailbox))) {
return array();
}
$out = array();
$query = array(
self::MSG_UID => $uid
);
try {
$cursor = $this->_db->selectCollection(self::MSG)->find(
$query,
array(
self::MSG_MSGUID => true
)
);
foreach ($cursor as $val) {
$out[] = $val[self::MSG_MSGUID];
}
} catch (MongoException $e) {}
return $out;
}
/**
*/
public function set($mailbox, $data, $uidvalid)
{
if ($uid = $this->_getUid($mailbox)) {
$res = $this->get($mailbox, array_keys($data), array(), $uidvalid);
} else {
$res = array();
$uid = $this->_createUid($mailbox);
}
$coll = $this->_db->selectCollection(self::MSG);
foreach ($data as $key => $val) {
try {
if (isset($res[$key])) {
$coll->update(array(
self::MSG_MSGUID => strval($key),
self::MSG_UID => $uid
), array(
self::MSG_DATA => $this->_value(array_merge($res[$key], $val)),
self::MSG_MSGUID => strval($key),
self::MSG_UID => $uid
));
} else {
$coll->insert(array(
self::MSG_DATA => $this->_value($val),
self::MSG_MSGUID => strval($key),
self::MSG_UID => $uid
));
}
} catch (MongoException $e) {}
}
/* Update modified time. */
try {
$this->_db->selectCollection(self::BASE)->update(
array(self::BASE_UID => $uid),
array(self::BASE_MODIFIED => time())
);
} catch (MongoException $e) {}
/* Update uidvalidity. */
$this->setMetaData($mailbox, array('uidvalid' => $uidvalid));
}
/**
*/
public function getMetaData($mailbox, $uidvalid, $entries)
{
if (!($uid = $this->_getUid($mailbox))) {
return array();
}
$out = array();
$query = array(
self::MD_UID => $uid
);
if (!empty($entries)) {
$entries[] = 'uidvalid';
$query[self::MD_FIELD] = array(
'$in' => array_unique($entries)
);
}
try {
$cursor = $this->_db->selectCollection(self::MD)->find(
$query,
array(
self::MD_DATA => true,
self::MD_FIELD => true
)
);
foreach ($cursor as $val) {
$out[$val[self::MD_FIELD]] = $this->_value($val[self::MD_DATA]);
}
if (is_null($uidvalid) ||
!isset($out['uidvalid']) ||
($out['uidvalid'] == $uidvalid)) {
return $out;
}
$this->deleteMailbox($mailbox);
} catch (MongoException $e) {}
return array();
}
/**
*/
public function setMetaData($mailbox, $data)
{
if (!($uid = $this->_getUid($mailbox))) {
$uid = $this->_createUid($mailbox);
}
$coll = $this->_db->selectCollection(self::MD);
foreach ($data as $key => $val) {
try {
$coll->update(
array(
self::MD_FIELD => $key,
self::MD_UID => $uid
),
array(
self::MD_DATA => $this->_value($val),
self::MD_FIELD => $key,
self::MD_UID => $uid
),
array('upsert' => true)
);
} catch (MongoException $e) {}
}
}
/**
*/
public function deleteMsgs($mailbox, $uids)
{
if (!empty($uids) && ($uid = $this->_getUid($mailbox))) {
try {
$this->_db->selectCollection(self::MSG)->remove(array(
self::MSG_MSGUID => array('$in' => array_map('strval', $uids)),
self::MSG_UID => $uid
));
} catch (MongoException $e) {}
}
}
/**
*/
public function deleteMailbox($mailbox)
{
if (!($uid = $this->_getUid($mailbox))) {
return;
}
foreach (array(self::BASE, self::MD, self::MSG) as $val) {
try {
$this->_db->selectCollection($val)->remove(array(
'uid' => $uid
));
} catch (MongoException $e) {}
}
}
/**
*/
public function clear($lifetime)
{
if (is_null($lifetime)) {
foreach (array(self::BASE, self::MD, self::MSG) as $val) {
$this->_db->selectCollection($val)->drop();
}
return;
}
$query = array(
self::BASE_MODIFIED => array('$lt' => (time() - $lifetime))
);
$uids = array();
try {
$cursor = $this->_db->selectCollection(self::BASE)->find($query);
foreach ($cursor as $val) {
$uids[] = strval($val['_id']);
}
} catch (MongoException $e) {}
if (empty($uids)) {
return;
}
foreach (array(self::BASE, self::MD, self::MSG) as $val) {
try {
$this->_db->selectCollection($val)->remove(array(
'uid' => array('$in' => $uids)
));
} catch (MongoException $e) {}
}
}
/**
* Return the UID for a mailbox/user/server combo.
*
* @param string $mailbox Mailbox name.
*
* @return string UID from base table.
*/
protected function _getUid($mailbox)
{
$query = array(
self::BASE_HOSTSPEC => $this->_params['hostspec'],
self::BASE_MAILBOX => $mailbox,
self::BASE_PORT => $this->_params['port'],
self::BASE_USERNAME => $this->_params['username']
);
try {
if ($result = $this->_db->selectCollection(self::BASE)->findOne($query)) {
return strval($result['_id']);
}
} catch (MongoException $e) {}
return null;
}
/**
* Create and return the UID for a mailbox/user/server combo.
*
* @param string $mailbox Mailbox name.
*
* @return string UID from base table.
*/
protected function _createUid($mailbox)
{
$this->_db->selectCollection(self::BASE)->insert(array(
self::BASE_HOSTSPEC => $this->_params['hostspec'],
self::BASE_MAILBOX => $mailbox,
self::BASE_PORT => $this->_params['port'],
self::BASE_USERNAME => $this->_params['username']
));
return $this->_getUid($mailbox);
}
/**
* Convert data from/to storage format.
*
* @param mixed|MongoBinData $data The data object.
*
* @return mixed|MongoBinData The converted data.
*/
protected function _value($data)
{
static $compress;
if (!isset($compress)) {
$compress = new Horde_Compress_Fast();
}
return ($data instanceof MongoBinData)
? @unserialize($compress->decompress($data->bin))
: new MongoBinData($compress->compress(serialize($data)), MongoBinData::BYTE_ARRAY);
}
/* Horde_Mongo_Collection_Index methods. */
/**
*/
public function checkMongoIndices()
{
foreach ($this->_indices as $key => $val) {
if (!$this->_params['mongo_db']->checkIndices($key, $val)) {
return false;
}
}
return true;
}
/**
*/
public function createMongoIndices()
{
foreach ($this->_indices as $key => $val) {
$this->_params['mongo_db']->createIndices($key, $val);
}
}
}
|