initial commit

Author: devthejo

Autoload.php

@@ -0,0 +1,96 @@
+<?php
+/*
+ * Autoload
+ *
+ *   Simple and Concise PHP Autoloader
+ *   PSR-4 convention - for details: see http://www.php-fig.org/psr/psr-4/
+ *
+ * @package Autoload
+ * @version 1.0
+ * @link http://github.com/surikat/Autoload/
+ * @author Jo Surikat <jo@surikat.pro>
+ * @website http://wildsurikat.com
+ */
+namespace Wild\Autoload;
+class Autoload{
+	protected $namespaces = [];
+	protected $checked = [];
+	private static $instance;
+	static function register($base_dir,$prefix=''){
+		return self::getInstance()->addNamespace($prefix,$base_dir)->splRegister();
+	}
+	static function getInstance(){
+		if(!isset(self::$instance))
+			self::$instance = new self;
+		return self::$instance;
+	}
+	function addNamespaces($a){
+		foreach($a as $prefix=>$base_dir){
+			$this->addNamespace($prefix,$base_dir);
+		}
+		return $this;
+	}
+	function addNamespace($prefix, $base_dir, $prepend = false){
+		if(is_array($base_dir)){
+			foreach($base_dir as $dir){
+				$this->addNamespace($prefix, $dir, $prepend);
+			}
+		}
+		else{
+			$prefix = trim($prefix, '\\').'\\';
+			$base_dir = rtrim($base_dir, '/').'/';
+			if(!isset($this->namespaces[$prefix]))
+				$this->namespaces[$prefix] = [];
+			if ($prepend)
+				array_unshift($this->namespaces[$prefix], $base_dir);
+			else
+				array_push($this->namespaces[$prefix], $base_dir);
+		}
+		return $this;
+	}
+	protected function loadFile($file,$class){
+		if(file_exists($file)){
+			require $file;
+			if(!class_exists($class,false)&&!interface_exists($class,false)&&!trait_exists($class,false))
+				throw new \Exception('Class "'.$class.'" not found as expected in "'.$file.'"');
+			$this->checked[] = $class;
+			return true;
+		}
+		return false;
+	}
+	function findClass($class,$relative_class,$prefix){
+		if(isset($this->namespaces[$prefix])){
+			foreach($this->namespaces[$prefix] as $base_dir){
+				$file = $base_dir.str_replace('\\', '/', $relative_class).'.php';
+				if($this->loadFile($file,$class))
+					return true;
+			}
+		}		
+	}
+	function classLoad($class){
+		if(in_array($class,$this->checked))
+			return;
+		$prefix = $class;
+		while($prefix!='\\'){
+			$prefix = rtrim($prefix, '\\');
+			$pos = strrpos($prefix, '\\');
+			if($pos!==false){
+				$prefix = substr($class, 0, $pos + 1);
+				$relative_class = substr($class, $pos + 1);
+			}
+			else{
+				$prefix = '\\';
+				$relative_class = $class;
+			}
+			if($this->findClass($class,$relative_class,$prefix))
+				return;
+		}
+	}
+	function __invoke($class){
+		return $this->classLoad($class);
+	}
+	function splRegister(){
+		spl_autoload_register($this);
+		return $this;
+	}
+}