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?? Editing: class.validation.database.service.php

<?php

/**
 * Validation object
 *
 * Standard: PSR-2
 *
 * @link http://www.php-fig.org/psr/psr-2 Full Documentation
 *
 * @package SC\DUPX\U
 */

defined('ABSPATH') || defined('DUPXABSPATH') || exit;

use Duplicator\Installer\Utils\Log\Log;
use Duplicator\Installer\Core\Params\PrmMng;
use Duplicator\Libs\Snap\SnapOS;

class DUPX_Validation_database_service
{
    /**
     *
     * @var self
     */
    private static $instance = null;

/**
     *
     * @var mysqli
     */
    private $dbh = null;

/**
     *
     * @var bool
     */
    private $skipOtherTests = false;

/**
     *
     * @var bool
     */
    private $dbCreated = false;

/**
     *
     * @return self
     */
    public static function getInstance()
    {
        if (is_null(self::$instance)) {
            self::$instance = new self();
        }

return self::$instance;
    }

private function __construct()
    {
    }

/**
     *
     * @return mysqli <p>Returns an object which represents the connection to a MySQL Server.</p>
     */
    public function getDbConnection()
    {
        if (is_null($this->dbh)) {
            $paramsManager = PrmMng::getInstance();

$this->dbh = DUPX_DB_Functions::getInstance()->dbConnection(array(
                'dbhost' => $paramsManager->getValue(PrmMng::PARAM_DB_HOST),
                'dbuser' => $paramsManager->getValue(PrmMng::PARAM_DB_USER),
                'dbpass' => $paramsManager->getValue(PrmMng::PARAM_DB_PASS),
                'dbname' => null
            ));

if (empty($this->dbh)) {
                DUPX_DB_Functions::getInstance()->closeDbConnection();
                $this->dbh = false;
            }
        }

return $this->dbh;
    }

/**
     * close db connection if is open
     */
    public function closeDbConnection()
    {
        if (!is_null($this->dbh)) {
            mysqli_close($this->dbh);
            $this->dbh = null;
        }
    }

public function setSkipOtherTests($skip = true)
    {
        $this->skipOtherTests = (bool) $skip;
    }

public function skipDatabaseTests()
    {
        return $this->skipOtherTests;
    }

public function databaseExists(&$errorMessage = null)
    {
        try {
            $result = true;

if (!$this->getDbConnection()) {
                throw new Exception('Database not connected');
            }

$paramsManager = PrmMng::getInstance();
            if (mysqli_select_db($this->dbh, $paramsManager->getValue(PrmMng::PARAM_DB_NAME)) !== true) {
                $errorMessage = mysqli_error($this->dbh);
                $result       = false;
            }
        } catch (Exception $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE SELECT EXCEPTION: ');
            $result = false;
        } catch (Error $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE SELECT EXCEPTION: ');
            $result = false;
        }

return $result;
    }

public function createDatabase(&$errorMessage = null)
    {
        if ($this->dbCreated) {
            return true;
        }

try {
            $result = true;

if (!$this->getDbConnection()) {
                throw new Exception('Database not connected');
            }

$dbName = PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_NAME);

switch (PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_VIEW_MODE)) {
                case 'basic':
                case 'cpnl':
                    $query = 'CREATE DATABASE `' . mysqli_real_escape_string($this->dbh, $dbName) . '`';
                    if (DUPX_DB::mysqli_query($this->dbh, $query) === false) {
                        $errorMessage = mysqli_error($this->dbh);
                        $result       = false;
                    }

if ($result && $this->databaseExists() === false) {
                        $errorMessage = 'Can\'t select database after creation';
                        $result       = false;
                    }
                    break;
                default:
                    $result       = false;
                    $errorMessage = 'Invalid db view mode';
                    break;
            }
        } catch (Exception $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CREATE EXCEPTION: ');
            $result = false;
        } catch (Error $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CREATE EXCEPTION: ');
            $result = false;
        }

if ($result) {
            $this->dbCreated = true;
            return true;
        } else {
            return false;
        }
    }

public function isDatabaseCreated()
    {
        return $this->dbCreated;
    }

public function cleanUpDatabase(&$errorMessage = null)
    {
        if (!$this->dbCreated) {
            return true;
        }

$result = true;

try {
            $dbName = PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_NAME);
            switch (PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_VIEW_MODE)) {
                case 'basic':
                case 'cpnl':
                    //DELETE DB
                    if (DUPX_DB::mysqli_query($this->dbh, "DROP DATABASE IF EXISTS `" . mysqli_real_escape_string($this->dbh, $dbName) . "`") === false) {
                        $errorMessage = mysqli_error($this->dbh);
                        $result       = false;
                    }
                    break;
                default:
                    $errorMessage = 'Invalid db view mode';
                    $result       = false;
                    break;
            }
        } catch (Exception $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CLEANUP EXCEPTION: ');
            $result = false;
        } catch (Error $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CLEANUP EXCEPTION: ');
            $result = false;
        }

if ($result) {
            $this->dbCreated = false;
        }
        return $result;
    }

public function getDatabases()
    {
        if (!$this->getDbConnection()) {
            return array();
        }

switch (PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_VIEW_MODE)) {
            case 'basic':
            case 'cpnl':
                $dbUser    = PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_USER);
                $host_user = substr_replace($dbUser, '', strpos($dbUser, '_'));
                break;
            default:
                return array();
        }
        return DUPX_DB::getDatabases($this->dbh, $host_user);
    }

/**
     * Get list of tables that are affect by the DB action
     *
     * @param string|null $dbAction Adb action, if null get param db action
     *
     * @return string[]
     */
    public function getDBActionAffectedTables($dbAction = null)
    {
        if ($dbAction === null) {
            $dbAction = PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_ACTION);
        }

$affectedTables = array();
        $excludeTables  = DUPX_DB_Functions::getExcludedTables();
        $escapedDbName  = mysqli_real_escape_string($this->dbh, PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_NAME));
        $allTables      = DUPX_DB::queryColumnToArray($this->dbh, 'SHOW TABLES FROM `' . $escapedDbName . '`');

switch ($dbAction) {
            case DUPX_DBInstall::DBACTION_EMPTY:
            case DUPX_DBInstall::DBACTION_RENAME:
                $affectedTables = array_diff($allTables, $excludeTables);
                break;
            case DUPX_DBInstall::DBACTION_REMOVE_ONLY_TABLES:
                $affectedTables = array_intersect(
                    DUPX_DB_Tables::getInstance()->getNewTablesNames(),
                    array_diff($allTables, $excludeTables)
                );
                break;
            default:
                break;
        }
        return $affectedTables;
    }

/**
     * Get number of tables that are affect by the DB action
     *
     * @param string|null $dbAction Adb action, if null get param db action
     *
     * @return int
     */
    public function getDBActionAffectedTablesCount($dbAction = null)
    {
        $isCreateNewDatabase = PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_ACTION) == DUPX_DBInstall::DBACTION_CREATE;
        return ($isCreateNewDatabase) ? 0 : count($this->getDBActionAffectedTables($dbAction));
    }

public function checkDbVisibility(&$errorMessage = null)
    {
        $result = true;

try {
            if (!$this->getDbConnection()) {
                throw new Exception('Database not connected');
            }

switch (PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_VIEW_MODE)) {
                case 'basic':
                case 'cpnl':
                    $result = $this->databaseExists($errorMessage);
                    break;
                default:
                    $errorMessage = 'Invalid db view mode';
                    $result       = false;
                    break;
            }
        } catch (Exception $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CHECK VISIBILITY EXCEPTION: ');
            $result = false;
        } catch (Error $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CHECK VISIBILITY EXCEPTION: ');
            $result = false;
        }

return $result;
    }

/**
     * This is validation test for "Prefix too long". Checks if there are
     * any new table names longer than 64 characters.
     *
     * @param string &$errorMessage // Will be filled with error message in case when validation test fails
     *
     * @return bool // Returns true if validation test passes, false otherwise
     */
    public function checkDbPrefixTooLong(&$errorMessage = null)
    {
        $result                    = true;
        $numOfTooLongNewTableNames = count($this->getTooLongNewTableNames());
        if ($numOfTooLongNewTableNames > 0) {
            $errorMessage = "Length of $numOfTooLongNewTableNames table names exceeds limit of 64 after adding prefix.";
            $result       = false;
        }
        return $result;
    }

/**
     * Returns list of new table names whose length is bigger than 64 limit
     *
     * @return array
     */
    public function getTooLongNewTableNames()
    {
        $tooLongNewTableNames = array();
        $newTableNames        = array();
        $newTableNames        = DUPX_DB_Tables::getInstance()->getNewTablesNames();
        for ($i = 0; $i < count($newTableNames); $i++) {
            if (strlen($newTableNames[$i]) > 64) {
                $tooLongNewTableNames[] = $newTableNames[$i];
            }
        }
        return $tooLongNewTableNames;
    }

public function dbTablesCount(&$errorMessage = null)
    {
        $result = true;

try {
            if (!$this->getDbConnection()) {
                throw new Exception('Database not connected');
            }

$dbName = PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_NAME);
            $result = DUPX_DB::countTables($this->dbh, $dbName);
        } catch (Exception $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE TABLES COUNT EXCEPTION: ');
            $result = false;
        } catch (Error $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE TABLES COUNT EXCEPTION: ');
            $result = false;
        }

return $result;
    }

/**
     *
     * @param array $perms
     * @param array $errorMessages
     *
     * @return int // test result level
     */
    public function dbCheckUserPerms(&$perms = array(), &$errorMessages = array())
    {

$perms = array(
            'create'  => DUPX_Validation_abstract_item::LV_SKIP,
            'insert'  => DUPX_Validation_abstract_item::LV_SKIP,
            'select'  => DUPX_Validation_abstract_item::LV_SKIP,
            'update'  => DUPX_Validation_abstract_item::LV_SKIP,
            'delete'  => DUPX_Validation_abstract_item::LV_SKIP,
            'drop'    => DUPX_Validation_abstract_item::LV_SKIP,
            'view'    => DUPX_Validation_abstract_item::LV_SKIP,
            'proc'    => DUPX_Validation_abstract_item::LV_SKIP,
            'func'    => DUPX_Validation_abstract_item::LV_SKIP,
            'trigger' => DUPX_Validation_abstract_item::LV_SKIP
        );

$errorMessages = array();
        try {
            if (!$this->getDbConnection()) {
                throw new Exception('Database not connected');
            }

$dbName = PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_NAME);

if (mysqli_select_db($this->dbh, $dbName) === false) {
                throw new Exception('Can\'t select database ' . $dbName);
            }

$tmpTable        = '__dpro_temp_' . rand(1000, 9999) . '_' . date("ymdHis");
            $tmpTableEscaped = '`' . mysqli_real_escape_string($this->dbh, $tmpTable) . '`';

if (
                $this->isQueryWorking("CREATE TABLE " . $tmpTableEscaped . " ("
                    . "`id` int(11) NOT NULL AUTO_INCREMENT, "
                    . "`text` text NOT NULL, "
                    . "PRIMARY KEY (`id`))", $errorMessages)
            ) {
                $perms['create'] = DUPX_Validation_abstract_item::LV_PASS;
            } else {
                $perms['create'] = DUPX_Validation_abstract_item::LV_FAIL;
            }

if ($perms['create']) {
                if ($this->isQueryWorking("INSERT INTO " . $tmpTableEscaped . " (`text`) VALUES ('TEXT-1')", $errorMessages)) {
                    $perms['insert'] = DUPX_Validation_abstract_item::LV_PASS;
                } else {
                    $perms['insert'] = DUPX_Validation_abstract_item::LV_FAIL;
                }

if ($this->isQueryWorking("SELECT COUNT(*) FROM " . $tmpTableEscaped, $errorMessages)) {
                    $perms['select'] = DUPX_Validation_abstract_item::LV_PASS;
                } else {
                    $perms['select'] = DUPX_Validation_abstract_item::LV_FAIL;
                }

if ($this->isQueryWorking("UPDATE " . $tmpTableEscaped . " SET text = 'TEXT-2' WHERE text = 'TEXT-1'", $errorMessages)) {
                    $perms['update'] = DUPX_Validation_abstract_item::LV_PASS;
                } else {
                    $perms['update'] = DUPX_Validation_abstract_item::LV_FAIL;
                }

if ($this->isQueryWorking("DELETE FROM " . $tmpTableEscaped . " WHERE text = 'TEXT-2'", $errorMessages)) {
                    $perms['delete'] = DUPX_Validation_abstract_item::LV_PASS;
                } else {
                    $perms['delete'] = DUPX_Validation_abstract_item::LV_FAIL;
                }

if ($this->isQueryWorking("DROP TABLE IF EXISTS " . $tmpTableEscaped . ";", $errorMessages)) {
                    $perms['drop'] = DUPX_Validation_abstract_item::LV_PASS;
                } else {
                    $perms['drop'] = DUPX_Validation_abstract_item::LV_FAIL;
                }
            }

if ($this->dbHasViews()) {
                if ($this->dbCheckGrants(array("CREATE VIEW"), $errorMessages)) {
                    $perms['view'] = DUPX_Validation_abstract_item::LV_PASS;
                } else {
                    $perms['view'] = DUPX_Validation_abstract_item::LV_HARD_WARNING;
                }
            }

if ($this->dbHasProcedures()) {
                if ($this->dbCheckGrants(array("CREATE ROUTINE", "ALTER ROUTINE"), $errorMessages)) {
                    $perms['proc'] = DUPX_Validation_abstract_item::LV_PASS;
                } else {
                    $perms['proc'] = DUPX_Validation_abstract_item::LV_HARD_WARNING;
                }
            }

if ($this->dbHasFunctions()) {
                if ($this->dbCheckGrants(array("CREATE ROUTINE", "ALTER ROUTINE"), $errorMessages)) {
                    $perms['func'] = DUPX_Validation_abstract_item::LV_PASS;
                } else {
                    $perms['func'] = DUPX_Validation_abstract_item::LV_HARD_WARNING;
                }
            }

if ($this->dbHasTriggers()) {
                if ($this->dbCheckGrants(array("TRIGGER"), $errorMessages)) {
                    $perms['trigger'] = DUPX_Validation_abstract_item::LV_PASS;
                } else {
                    $perms['trigger'] = DUPX_Validation_abstract_item::LV_SOFT_WARNING;
                }
            }
        } catch (Exception $e) {
            $errorMessages[] = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CHECK USER PERMS EXCEPTION: ');
        } catch (Error $e) {
            $errorMessages[] = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CHECK USER PERMS EXCEPTION: ');
        }

return min($perms);
    }

/**
     *
     * @param string $query The SQL query
     * @param array $errorMessages Optionally you can capture the errors in this array
     *
     * @return boolean returns true if running the query did not fail
     */
    public function isQueryWorking($query, &$errorMessages = array())
    {
        $result = true;

try {
            if (DUPX_DB::mysqli_query($this->dbh, $query) === false) {
                $currentError = mysqli_error($this->dbh);
                $result       = false;
            }
        } catch (Exception $e) {
            $currentError = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'TESTING QUERY: ');
            $result = false;
        } catch (Error $e) {
            $currentError = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'TESTING QUERY: ');
            $result = false;
        }

if ($result === false) {
            $errorMessages[] = $currentError;
        }
        return $result;
    }

/**
     *
     * @param array $grants // list of grants to check
     * @param array $errorMessages
     *
     * @return boolean
     */
    public function dbCheckGrants($grants, &$errorMessages = array())
    {
        try {
            if (($queryResult = DUPX_DB::mysqli_query($this->dbh, "SHOW GRANTS")) === false) {
                $errorMessages[] = mysqli_error($this->dbh);
                return false;
            }

$dbName     = PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_NAME);
            $regex      = '/^GRANT\s+(?!USAGE)(.+)\s+ON\s+(\*|`.*?`)\..*$/';
            $matches    = null;
            $matchFound = false;

while ($row = mysqli_fetch_array($queryResult)) {
                if (!preg_match($regex, $row[0], $matches)) {
                    continue;
                }

if (
                    $matches['2'] === '*' ||
                    $matches['2'] === $dbName ||
                    $matches['2'] === addcslashes($dbName, '_%')
                ) {
                    Log::info('SHOW GRANTS CURRENT DB: ' . $row[0], Log::LV_DEBUG);
                    $matchFound = true;
                    break;
                }

//The GRANT queries can have wildcarsds in them which we have to take into account.
                //Turn wildcards into regex expressions and try matching the expression against the DB name.
                $dbNameRegex = preg_replace('/(?<!\\\\)%/', '.*', $matches['2']); // unescaped % becomes .*
                $dbNameRegex = preg_replace('/(?<!\\\\)_/', '.', $dbNameRegex);   // unescaped _ becomes .
                if (preg_match($dbNameRegex, $dbName) === 1) {
                    Log::info('Grant matched via Wildcard: ' . $dbNameRegex, Log::LV_DEBUG);
                    Log::info('SHOW GRANTS CURRENT DB: ' . $row[0], Log::LV_DEBUG);
                    $matchFound = true;
                    break;
                }
            }

if (!$matchFound) {
                Log::info('GRANTS LINE OF CURRENT DB NOT FOUND');
                return false;
            }

if ($matches['1'] === 'ALL PRIVILEGES') {
                return true;
            }

$userPrivileges = preg_split('/\s*,\s*/', $matches['1']);
            if (($notGrants = array_diff($grants, $userPrivileges))) {
                $message = "The mysql user does not have the '" . implode(', ', $notGrants) . "' permission.";
                Log::info('NO GRANTS: ' . $message);
                $errorMessages[] = $message;

return false;
            } else {
                return true;
            }
        } catch (Exception $e) {
            $errorMessages[] = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CHECK PERM EXCEPTION: ');
            return false;
        }

return false;
    }

public function dbHasProcedures()
    {
        if (DUPX_ArchiveConfig::getInstance()->dbInfo->procCount > 0) {
            Log::info("SOURCE SITE DB HAD PROCEDURES", Log::LV_DEBUG);
            return true;
        }

if (($result = DUPX_DB::mysqli_query($this->dbh, "SHOW PROCEDURE STATUS"))) {
            if (mysqli_num_rows($result) > 0) {
                Log::info("INSTALL SITE HAS PROCEDURES", Log::LV_DEBUG);
                return true;
            }
        }

return false;
    }

public function dbHasFunctions()
    {
        if (DUPX_ArchiveConfig::getInstance()->dbInfo->funcCount > 0) {
            Log::info("SOURCE SITE DB HAD FUNCTIONS", Log::LV_DEBUG);
            return true;
        }

if (($result = DUPX_DB::mysqli_query($this->dbh, "SHOW FUNCTION STATUS"))) {
            if (mysqli_num_rows($result) > 0) {
                Log::info("INSTALL SITE HAS FUNCTIONS", Log::LV_DEBUG);
                return true;
            }
        }

return false;
    }

public function dbHasTriggers()
    {
        if (($result = DUPX_DB::mysqli_query($this->dbh, "SHOW TRIGGERS"))) {
            if (mysqli_num_rows($result) > 0) {
                Log::info("INSTALL SITE HAS TRIGGERS", Log::LV_DEBUG);
                return true;
            }
        }

return false;
    }

public function dbHasViews()
    {
        if (DUPX_ArchiveConfig::getInstance()->dbInfo->viewCount > 0) {
            Log::info("SOURCE SITE DB HAD VIEWS", Log::LV_DEBUG);
            return true;
        }

if (($result = DUPX_DB::mysqli_query($this->dbh, "SHOW FULL TABLES WHERE Table_Type = 'VIEW'"))) {
            if (mysqli_num_rows($result) > 0) {
                Log::info("INSTALL SITE HAS VIEWS", Log::LV_DEBUG);
                return true;
            }
        }

return false;
    }

public function dbGtidModeEnabled(&$errorMessage = array())
    {
        try {
            $gtidModeEnabled = false;
            if (($result          = DUPX_DB::mysqli_query($this->dbh, 'SELECT @@GLOBAL.GTID_MODE', Log::LV_DEBUG)) === false) {
                if (Log::isLevel(Log::LV_DEBUG)) {
                    // It is normal for this query to generate an error when the GTID is not active. So normally it is better not to worry users with managed error messages.
                    $errorMessage = mysqli_error($this->dbh);
                }
            } else {
                if (($row = mysqli_fetch_array($result, MYSQLI_NUM)) !== false) {
                    if (strcasecmp($row[0], 'on') === 0) {
                        $gtidModeEnabled = true;
                    }
                }
            }

$result = $gtidModeEnabled;
        } catch (Exception $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CHECK CHARSET EXCEPTION: ');
            $result = false;
        } catch (Error $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CHECK CHARSET EXCEPTION: ');
            $result = false;
        }

return $result;
    }

/**
     *
     * @param string $errorMessage
     *
     * @return int // -1 fail
     */
    public function caseSensitiveTablesValue(&$errorMessage = array())
    {
        try {
            if (!$this->getDbConnection()) {
                throw new Exception('Database not connected');
            }

if (($lowerCaseTableNames = DUPX_DB::getVariable($this->dbh, 'lower_case_table_names')) === null) {
                if (SnapOS::isWindows()) {
                    $lowerCaseTableNames = 1;
                } elseif (SnapOS::isOSX()) {
                    $lowerCaseTableNames = 2;
                } else {
                    $lowerCaseTableNames = 0;
                }
            }

$result = $lowerCaseTableNames;
        } catch (Exception $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CHECK CHARSET EXCEPTION: ');
            $result = -1;
        } catch (Error $e) {
            $errorMessage = $e->getMessage();
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CHECK CHARSET EXCEPTION: ');
            $result = -1;
        }

return (int) $result;
    }

/**
     * @return array|false
     */
    public function getUserResources()
    {
        try {
            $host  = PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_HOST);
            $user  = PrmMng::getInstance()->getValue(PrmMng::PARAM_DB_USER);
            $query = "SELECT max_questions, max_updates, max_connections FROM mysql.user WHERE user = '{$user}' AND host = '{$host}'";

if (($result = DUPX_DB::mysqli_query($this->dbh, $query, Log::LV_DEFAULT)) != false && $result->num_rows > 0) {
                return $result->fetch_assoc();
            }
        } catch (Exception $e) {
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CHECK USER RESOURCE EXCEPTION: ');
        } catch (Error $e) {
            Log::logException($e, Log::LV_DEFAULT, 'DATABASE CHECK USER RESOURCE ERROR: ');
        }

return false;
    }

private function __clone()
    {
    }
}

?? database-tests | ??? Delete
?? tests | ??? Delete
?? class.validation.abstract.item.php | ?? Edit | ??? Delete
?? class.validation.database.service.php | ?? Edit | ??? Delete
?? class.validation.manager.php | ?? Edit | ??? Delete