First commit

README.md

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+# LiteConfig
+
+A lightweight PHP static class with zero dependencies.
+
+## Requirements
+- PHP 7.0 +

composer.json

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+{
+    "name": "xy2z/lite-config",
+    "description": "A lightweight PHP static class with zero dependencies.",
+    "type": "library",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "xy2z",
+            "email": "[email protected]"
+        }
+    ],
+    "autoload": {
+        "psr-4": {
+            "xy2z\\LiteConfig\\": "src/"
+        }
+    }
+}

src/LiteConfig.php

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+<?php
+
+namespace xy2z\LiteConfig;
+
+/**
+ * Lite Config
+ *
+ */
+abstract class LiteConfig {
+
+	/**
+	 * Config data
+	 *
+	 * @var array
+	 */
+	protected static $data = [];
+
+	/**
+	 * Argument used in file_parse_ini()
+	 *
+	 * @var boolean
+	 */
+	public static $ini_process_sections = true;
+
+	/**
+	 * Argument used in file_parse_ini()
+	 *
+	 * @var integer
+	 */
+	public static $ini_scanner_mode = INI_SCANNER_TYPED;
+
+	public static function loadDir(string $path, $prefix_filename = false, $custom_prefix = null) {
+		$glob = glob($path . '/*.*');
+
+		foreach ($glob as $filepath) {
+			static::loadFile($filepath, $prefix_filename, $custom_prefix);
+		}
+	}
+
+	public static function loadFile(string $path, bool $prefix_filename = false, string $custom_prefix = null) {
+		$pathinfo = pathinfo($path);
+
+		// Add prefix
+		$prefix = ($prefix_filename) ? $pathinfo['filename'] : null;
+
+		if (!is_null($custom_prefix)) {
+			$prefix = $custom_prefix . '.' . $prefix;
+		}
+
+		// Load file content
+		$content = static::getFileContent($path, $pathinfo);
+		static::loadArray($content, $prefix);
+	}
+
+	protected static function getFileContent(string $path, array $pathinfo) {
+		switch ($pathinfo['extension']) {
+			case 'php':
+				return require($path);
+
+			case 'ini':
+				return parse_ini_file($path, static::$ini_process_sections, static::$ini_scanner_mode);
+
+			case 'json':
+				return json_decode(file_get_contents($path), true);
+		}
+
+		throw new \Exception('Unsupported filetype: ' . $pathinfo['extension']);
+	}
+
+
+	public static function loadArray(array $settings, string $prefix = null) {
+		foreach ($settings as $key => $val) {
+			if (!is_null($prefix)) {
+				$key = $prefix . '.' . $key;
+			}
+
+			static::add($key, $val);
+		}
+	}
+
+	protected static function add(string $key, $value) {
+		if (is_array($value)) {
+			foreach ($value as $k2 => $v2) {
+				$key_path = $key . '.' . $k2;
+				static::add($key_path, $v2);
+			}
+			return;
+		}
+
+		// Set.
+		static::$data[$key] = $value;
+	}
+
+	public static function get(string $key) {
+	  return static::$data[$key] ?? null;
+	}
+
+	public static function all() : array {
+		return static::$data;
+	}
+
+	public static function exists(string $key) : bool {
+		return isset(self::$data[$key]);
+	}
+}