UserFileReader::checkUser() - Code Metrics - Inspection of "New implementation of the database config reader." - lagdo/jaxon-dbadmin - Measure and Improve Code Quality continuously with Scrutinizer

Passed
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by Thierry
created 2025-08-21 16:36 UTC
UserFileReader::checkUser() A

↳ Parent: UserFileReader
Complexity

Conditions	2
Paths	2
Size

Total Lines	4
Code Lines	2
Duplication

Lines	0
Ratio	0 %
Importance

Changes	1
Bugs	0	Features	0
Metric	Value
cc	2
eloc	2
c	1
b	0
f	0
nc	2
nop	1
dl	0
loc	4
rs	10
<?php

namespace Lagdo\DbAdmin\Config;

use Jaxon\Config\ConfigReader;
use Jaxon\Config\ConfigSetter;

use function array_map;
use function array_filter;
use function array_values;
use function env;

use function in_array;
use function is_array;
use function is_file;
use function is_numeric;
use function is_string;
use function preg_match;

class UserFileReader
{
    /**
     * The constructor
     *
     * @param AuthInterface $auth
     * @param string $configFile
     */
    public function __construct(private AuthInterface $auth, private string $configFile)
    {}

    /**
     * @param string $value
     *
     * @return bool
     */
    private function callsEnvVar(string $value): bool
    {
        return preg_match('/^env\(.*\)$/', $value) !== false;
    }

    /**
     * @param array $server
     *
     * @return bool
     */
    private function checkPortNumber(array $server): bool
    {
        if (!isset($server['port']) || is_numeric($server['port'])) {
            return true;
        }
        if (!is_string($server['port'])) {
            return false;
        }
        return $this->callsEnvVar($server['port']);
    }

    /**
     * @param array $server
     *
     * @return bool
     */
    private function checkServer(array $server): bool
    {
        if (!isset($server['name']) || !isset($server['driver']) ||
            !is_string($server['name']) || !is_string($server['driver'])) {
            return false;
        }
        if ($server['driver'] === 'sqlite') {
            return isset($server['directory']) && is_string($server['directory']);
        }
        return isset($server['username']) && isset($server['password']) &&
            isset($server['host']) && is_string($server['username']) &&
            is_string($server['password']) && is_string($server['host']) &&
            $this->checkPortNumber($server);
    }

    /**
     * @param array $options
     *
     * @return bool
     */
    private function checkUser(array $options): bool
    {
        $user = $options['id']['user'] ?? null;
        return is_string($user) && $this->auth->user() === $user;
    }

    /**
     * @param array $options
     *
     * @return bool
     */
    private function checkUsers(array $options): bool
    {
        $users = $options['id']['users'] ?? null;
        return is_array($users) && in_array($this->auth->user(), $users);
    }

    /**
     * @param array $options
     *
     * @return bool
     */
    private function checkRole(array $options): bool
    {
        $role = $options['id']['role'] ?? null;
        return is_string($role) && $this->auth->role() === $role;
    }

    /**
     * @param array $options
     *
     * @return bool
     */
    private function checkRoles(array $options): bool
    {
        $roles = $options['id']['roles'] ?? null;
        return is_array($roles) && in_array($this->auth->role(), $roles);
    }

    /**
     * @param array $options
     *
     * @return bool
     */
    private function userMatches(array $options): bool
    {
        return $this->checkUser($options) || $this->checkUsers($options) ||
            $this->checkRole($options) || $this->checkRoles($options);
    }

    /**
     * @param string $value
     *
     * @return mixed
     */
    private function getOptionValue(string $value): mixed
    {
        // The regex here also captures the matching string.
        $match = preg_match('/^env\((.*)\)$/', $value, $matches);
        return $match === false || !isset($matches[1]) ? $value : env($matches[1]);
        return $match === false || !isset($matches[1]) ? $value : /** @scrutinizer ignore-call */ env($matches[1]);
    }

    /**
     * Replace options with values from the .env config.
     *
     * @param array $values
     *
     * @return array
     */
    private function getOptionValues(array $values): array
    {
        // Filter the servers list on valid entries
        $values['servers'] = array_filter($values['servers'] ?? [],
            fn(array $server) => $this->checkServer($server));
        // The values in the server options are the names of the
        // corresponding options in the .env file.
        $values['servers'] = array_map(function(array $server) {
            if ($server['driver'] === 'sqlite') {
                return $server;
            }

            $server['host'] = $this->getOptionValue($server['host']);
            $server['username'] = $this->getOptionValue($server['username']);
            $server['password'] = $this->getOptionValue($server['password']);
            if (isset($server['port']) && is_string($server['port'])) {
                $server['port'] = $this->getOptionValue($server['port']);
            }
            return $server;
        }, $values['servers'] ?? []);

        return $values;
    }

    /**
     * Get the options for the authenticated user.
     *
     * @param array $defaultOptions
     *
     * @return array
     */
    public function getOptions(array $defaultOptions): array
    {
        // If the config file doesn't exists, return an empty array.
        if (!is_file($this->configFile)) {
            return [];
        }

        // The key to use for the user options
        $userKey = 'user';
        // Remove the provider field.
        unset($defaultOptions['provider']);

        $setter = new ConfigSetter();
        $reader = new ConfigReader($setter);
        $userConfig = $setter->newConfig([$userKey => $defaultOptions]);

        $config = $reader->load($setter->newConfig(), $this->configFile);
        $commonOptions = $config->getOption('common', null);
        if (is_array($commonOptions)) {
            $userConfig = $setter->setOptions($userConfig, $commonOptions, $userKey);
        }

        $fallbackOptions = $config->getOption('fallback', null);

        $userList = $config->getOption('users', []);
        $userList = array_values(array_filter($userList,
            fn($options) => $this->userMatches($options)));
        $userOptions = $userList[0] ?? $fallbackOptions;

        if (!is_array($userOptions)) {
            return $this->getOptionValues($userConfig->getOption($userKey));
            return $this->getOptionValues(/** @scrutinizer ignore-type */ $userConfig->getOption($userKey));
        }

        unset($userOptions['id']); // Remove the id field.
        $userConfig = $setter->setOptions($userConfig, $userOptions, $userKey);

        return $this->getOptionValues($userConfig->getOption($userKey));
    }
}

lagdo / jaxon-dbadmin

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UserFileReader::checkUser() A

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