<?php
namespace EnableMediaReplace\Build;
class PackageLoader
{
public $dir;
public $composerFile = false;
public function __construct()
{
}
public function setComposerFile($filePath)
{
$this->composerFile = json_decode(file_get_contents($filePath),1);
}
public function getComposerFile($filePath = false )
{
if (! $this->composerFile)
$this->composerFile = json_decode(file_get_contents($this->dir."/composer.json"), 1);
return $this->composerFile;
}
public function load($dir, $prepend = false)
{
$this->dir = $dir;
$composer = $this->getComposerFile();
if(isset($composer["autoload"]["psr-4"])){
$this->loadPSR4($composer['autoload']['psr-4'], $prepend);
}
if(isset($composer["autoload"]["psr-0"])){
$this->loadPSR0($composer['autoload']['psr-0']);
}
if(isset($composer["autoload"]["files"])){
$this->loadFiles($composer["autoload"]["files"]);
}
}
public function loadFiles($files){
foreach($files as $file){
$fullpath = $this->dir."/".$file;
if(file_exists($fullpath)){
include_once($fullpath);
}
}
}
public function loadPSR4($namespaces, $prepend)
{
$this->loadPSR($namespaces, true, $prepend);
}
public function loadPSR0($namespaces)
{
$this->loadPSR($namespaces, false);
}
public function loadPSR($namespaces, $psr4, $prepend = false)
{
$dir = $this->dir;
// Foreach namespace specified in the composer, load the given classes
foreach ($namespaces as $namespace => $classpaths) {
if (!is_array($classpaths)) {
$classpaths = array($classpaths);
}
spl_autoload_register(function ($classname) use ($namespace, $classpaths, $dir, $psr4) {
// Check if the namespace matches the class we are looking for
if (preg_match("#^".preg_quote($namespace)."#", $classname)) {
// Remove the namespace from the file path since it's psr4
if ($psr4) {
$classname = str_replace($namespace, "", $classname);
}
// $filename = preg_replace("#\\\\#", "", $classname).".php";
// This is fix for nested classes which were losing a /
$filename = ltrim($classname .'.php', '\\');
$filename = str_replace('\\','/', $filename);
foreach ($classpaths as $classpath) {
$fullpath = trailingslashit($dir) . trailingslashit($classpath) .$filename;
if (file_exists($fullpath)) {
include_once $fullpath;
}
}
}
}, true, $prepend);
}
}
}