Basis\Config

Complexity

Total Complexity

21

Size/Duplication

Total Lines	88
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	3

Test Coverage

Coverage

51.02%

Importance

Changes

0

7 Methods

Rating	Name	Duplication	Size	Complexity
A	offsetExists()	0	4	1
A	offsetGet()	0	9	2
A	offsetUnset()	0	7	1
B	getNode()	0	21	6
B	__construct()	0	19	6
A	offsetSet()	0	11	3
A	require()	0	6	2

<?php

namespace Basis;

use ArrayAccess;

class Config implements ArrayAccess
{
    private $converter;

    public function __construct(Framework $framework, Filesystem $fs, Converter $converter)
    {
        $this->converter = $converter;

        $filename = $fs->getPath("config.php");
        if (!file_exists($filename)) {
            $filename = $framework->getPath('resources/default/config.php');
        }
        $data = include $filename;
        foreach ($data as $k => $v) {
            if (is_callable($v)) {
                $v = $v();
            }
            $this->$k = $v;
            if (is_array($v) || is_object($v)) {
                $this->$k = $converter->toObject($v);
            }
        }
    }

    public function offsetExists($offset)
    {
        return $this->getNode($offset) != null;
    }

    public function offsetGet($offset)
    {
        $value = $this->getNode($offset);
        if (!is_object($value)) {
            return $value;
        }

        return $this->converter->toArray($value);
    }

    public function offsetSet($offset, $value)
    {
        $path = explode('.', $offset);
        $key = array_pop($path);
        $parent = $this->getNode(implode('.', $path), true);
        if (is_array($value) || is_object($value)) {
            $value = $this->converter->toObject($value);
        }

        return $parent->$key = $value;
    }

    public function offsetUnset($offset)
    {
        $path = explode('.', $offset);
        $key = array_pop($path);
        $parent = $this->getNode(implode('.', $path));
        unset($parent->$key);
    }

    public function require(string $offset)
    {
        if (!isset($this[$offset])) {
            throw new Exception("No offset $offset");
        }
    }

    private function getNode(string $offset, bool $createIfNone = false)
    {
        if (!$offset) {
            return $this;
        }
        $current = $this;
        foreach (explode('.', $offset) as $key) {
            if (is_object($current)) {
                if (!property_exists($current, $key)) {
                    if ($createIfNone) {
                        $current->$key = (object) [];
                    } else {
                        return null;
                    }
                }
                $current = $current->$key;
            }
        }

        return $current;
    }
}