SKien\Config\JSONConfig

Complexity

Total Complexity

4

Size/Duplication

Total Lines	27
Duplicated Lines	0 %

Importance

Changes	1
Bugs	0	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	3	1
A	parseFile()	0	12	3

<?php
declare(strict_types=1);

namespace SKien\Config;

/**
 * Class for config component getting data from JSON file.
 *
 * #### History
 * - *2021-01-01*   initial version
 *
 * @package SKien/Config
 * @version 1.0.0
 * @author Stefanius <s.kien@online.de>
 * @copyright MIT License - see the LICENSE file for details
 */
class JSONConfig extends AbstractConfig
{
    /**
     * The constructor expects an valid filename/path to the JSON file.
     * @param string $strConfigFile
     */
    public function __construct(string $strConfigFile)
    {
        $this->aConfig = $this->parseFile($strConfigFile);
    }
    
    /**
     * Parse the given file an add all settings to the internal configuration.
     * @param string $strConfigFile
     */
    protected function parseFile(string $strConfigFile) : array
    {
        if (!file_exists($strConfigFile)) {
            trigger_error('Config File (' . $strConfigFile . ') does not exist!', E_USER_WARNING);
        }
        
        $strJson = file_get_contents($strConfigFile);
        $aJSON = json_decode($strJson, true);
        if ($aJSON === null) {
            trigger_error('Invalid config file (' . $strConfigFile . '): ' . json_last_error_msg(), E_USER_ERROR);
        }
        return $aJSON;
    }
}