From 1f9024763d9224c4cd9a181bac27e6b9f12ad672 Mon Sep 17 00:00:00 2001
From: Freya Murphy <freya@freyacat.org>
Date: Wed, 18 Sep 2024 14:14:53 -0400
Subject: refactor

---
 src/web/core/component.php | 119 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 src/web/core/component.php

(limited to 'src/web/core/component.php')

diff --git a/src/web/core/component.php b/src/web/core/component.php
new file mode 100644
index 0000000..376e24d
--- /dev/null
+++ b/src/web/core/component.php
@@ -0,0 +1,119 @@
+<?php /* Copyright (c) 2024 Freya Murphy */
+
+/**
+ * Gives access to imporant
+ * needed utility functions for
+ * accessing everything else!
+ */
+abstract class Component extends Core {
+
+	// keep track of what has been loaded
+	private static array $loaded = array();
+
+// ============================= LOADABLE OBJECTS ==
+
+	/**
+	 * Loads a $type of object from a $dir with a given $name
+	 * @param string $name - the name of the object to load
+	 * @param string $dir - the directory theese objects are stored in
+	 * @param string $type - the type of the object
+	 */
+	private function load_type($name, $dir, $type): object|NULL
+	{
+
+		$path = $dir . '/' . $name . '.php';
+
+		// dont reload an ohject
+		if (array_key_exists($path, Component::$loaded))
+			return Component::$loaded[$path];
+
+		// only load a object if it exists
+		if (!file_exists($path))
+			return NULL;
+
+
+		$parts = explode('/', $name);
+		$part = end($parts);
+		$class = ucfirst($part) . '_' . $type;
+		require($path);
+
+		$ref = NULL;
+		try {
+			$ref = new ReflectionClass($class);
+		} catch (Exception $_e) {}
+
+		if ($ref === NULL)
+			return NULL;
+
+		$obj = $ref->newInstance();
+		Component::$loaded[$path] = $obj;
+
+		return $obj;
+	}
+
+	/**
+	 * Loads a model
+	 * @param string $name - the name of the model to load
+	 */
+	protected function load_model($name): Model|NULL
+	{
+		$dir = WEB_ROOT . '/_model';
+		return $this->load_type($name, $dir, 'model');
+	}
+
+	/**
+	 * Loads a controller
+	 * @param string $name - the name of the controller to load
+	 */
+	public function load_controller($name): Controller|NULL
+	{
+		$dir = WEB_ROOT . '/_controller';
+		return $this->load_type($name, $dir, 'controller');
+	}
+
+// ========================================= LANG ==
+
+	/**
+	 * Loads a php lang file into the lang array
+	 */
+	private static function load_lang_file(string $file): void
+	{
+		$lang = $GLOBALS['__lang'];
+		require($file);
+		$GLOBALS['__lang'] = $lang;
+	}
+
+	/**
+	 * Loads each php file lang strings in a directory
+	 */
+	private static function load_lang_dir(string $dir): void
+	{
+		if ($handle = opendir($dir)) {
+			while (false !== ($entry = readdir($handle))) {
+				if ($entry === '.' || $entry === '..')
+					continue;
+				Component::load_lang_file($entry);
+			}
+		}
+	}
+
+	/**
+	 * Loads the given common lang
+	 */
+	protected static function load_lang(string ...$langs): void
+	{
+		$root = WEB_ROOT . '/lang';
+
+		foreach ($langs as $lang) {
+			$file = "{$root}/{$lang}.php";
+			$dir = "{$root}/{$lang}";
+
+			if (file_exists($file))
+				Component::load_lang_file($file);
+			else if (is_dir($dir))
+				Component::load_lang_dir($dir);
+
+		}
+	}
+
+}
-- 
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