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upgrade the cache user

This commit is contained in:
adrien 2014-03-06 22:23:17 +01:00
parent 08a46e3080
commit dde4f2f917
1 changed files with 38 additions and 14 deletions
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52
lib/private/user/database.php
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@ -39,13 +39,15 @@ require_once 'phpass/PasswordHash.php';
* Class for user management in a SQL Database (e.g. MySQL, SQLite) * Class for user management in a SQL Database (e.g. MySQL, SQLite)
*/ */
class OC_User_Database extends OC_User_Backend { class OC_User_Database extends OC_User_Backend {
protected static $cache = array();
protected static $cache_complete = true;
/** /**
* @var PasswordHash * @var PasswordHash
*/ */
private static $hasher = null; private static $hasher = null;
protected static $cache = array();
private function getHasher() { private function getHasher() {
if (!self::$hasher) { if (!self::$hasher) {
//we don't want to use DES based crypt(), since it doesn't return a hash with a recognisable prefix //we don't want to use DES based crypt(), since it doesn't return a hash with a recognisable prefix
@ -199,6 +201,7 @@ class OC_User_Database extends OC_User_Backend {
/** /**
* @brief Load an user in the cache * @brief Load an user in the cache
* @param string $uid the username
* @returns boolean * @returns boolean
*/ */
protected function loadUser($uid) { protected function loadUser($uid) {
@ -220,6 +223,32 @@ class OC_User_Database extends OC_User_Backend {
return true; return true;
} }
/**
* @brief Load an user in the cache
* @param string $uid the username
* @returns boolean
*/
protected function loadUsers() {
if (!self::$cache_complete) {
$query = OC_DB::prepare('SELECT `uid`, `displayname` FROM `*PREFIX*users` ORDER BY `uid`');
$result = $query->execute(array($uid));
if (OC_DB::isError($result)) {
OC_Log::write('core', OC_DB::getErrorMessage($result), OC_Log::ERROR);
return false;
}
while ($row = $result->fetchRow()) {
self::$cache[$uid]['uid'] = $row['uid'];
self::$cache[$uid]['displayname'] = $row['displayname'];
}
self::$cache_complete = true;
}
return true;
}
/** /**
* @brief Get a list of all users * @brief Get a list of all users
* @returns array with all uids * @returns array with all uids
@ -227,12 +256,12 @@ class OC_User_Database extends OC_User_Backend {
* Get a list of all users. * Get a list of all users.
*/ */
public function getUsers($search = '', $limit = null, $offset = null) { public function getUsers($search = '', $limit = null, $offset = null) {
$query = OC_DB::prepare('SELECT `uid` FROM `*PREFIX*users` WHERE LOWER(`uid`) LIKE LOWER(?)', $limit, $offset); $this->loadUsers();
$result = $query->execute(array($search . '%'));
$users = array(); $users = array();
while ($row = $result->fetchRow()) { foreach (self::$cache as $uid => $value)
$users[] = $row['uid']; $users[] = $uid;
}
return $users; return $users;
} }
@ -271,13 +300,8 @@ class OC_User_Database extends OC_User_Backend {
* @return int | bool * @return int | bool
*/ */
public function countUsers() { public function countUsers() {
$query = OC_DB::prepare('SELECT COUNT(*) FROM `*PREFIX*users`'); $this->loadUsers();
$result = $query->execute(); return count(self::$cache);
if (OC_DB::isError($result)) {
OC_Log::write('core', OC_DB::getErrorMessage($result), OC_Log::ERROR);
return false;
}
return $result->fetchOne();
} }
} }