Config.php

<?php
/*
 * Inphinit
 *
 * Copyright (c) 2026 Guilherme Nascimento (brcontainer@yahoo.com.br)
 *
 * Released under the MIT license
 */

namespace Inphinit;

use Inphinit\Diagnostics\Inspector;

class Config
{
    private $exceptionLevel = 2;
    private $data = array();
    private $path;

    /**
     * Return items from a config file in a object (iterator or with `->`)
     *
     * @param string $path
     * @throws \Inphinit\Exception
     */
    public function __construct($path)
    {
        if (preg_match('#^\w+(\.\w[\w\.]+)?$#', $path) !== 1) {
            throw new Exception('Invalid config path');
        }

        $this->path = 'configs/' . str_replace('.', '/', $path) . '.php';

        $this->exceptionLevel = 3;

        $this->reload();
    }

    /**
     * Reload configuration from file
     *
     * @throws \Inphinit\Exception
     */
    public function reload()
    {
        $level = $this->exceptionLevel;

        $this->exceptionLevel = 2;

        $configs = inphinit_sandbox($this->path);

        if (is_array($configs) === false) {
            throw new Exception($this->path . ' configurations cannot be loaded or format is invalid', 0, $level);
        }

        $this->data = $configs;
    }

    /**
     * Save configuration to file
     *
     * @return bool
     */
    public function commit()
    {
        $path = INPHINIT_SYSTEM . '/' . $this->path;
        $contents = "<?php\nreturn " . var_export($this->data, true) . ";\n";

        return file_put_contents($path, $contents, LOCK_EX) !== false;
    }

    /**
     * Magic method for get specific item
     *
     * @param string $name
     * @return mixed
     */
    public function __get($name)
    {
        return isset($this->data[$name]) ? $this->data[$name] : null;
    }

    /**
     * Magic method for set value (this method don't save data)
     *
     * @param string $name
     * @param mixed  $value
     */
    public function __set($name, $value)
    {
        if (is_scalar($value) === false && $value !== null) {
            $type = Inspector::type($value);
            throw new Exception("Expects to be scalar or null, {$type} given");
        }

        $this->data[$name] = $value;
    }

    /**
     * Magic method for check if value exists in top-level
     *
     * @param string $name
     * @return bool
     */
    public function __isset($name)
    {
        return isset($this->data[$name]);
    }

    /**
     * Magic method for unset variable with `unset()` function
     *
     * @param string $name
     */
    public function __unset($name)
    {
        unset($this->data[$name]);
    }
}