initial commit of laravel!

system/view.php

@@ -0,0 +1,191 @@
+<?php namespace System;
+
+class View {
+
+	/**
+	 * The name of the view.
+	 *
+	 * @var string
+	 */
+	public $view;
+
+	/**
+	 * The view data.
+	 *
+	 * @var array
+	 */
+	public $data = array();
+
+	/**
+	 * The content of the view.
+	 *
+	 * @var string
+	 */
+	public $content = '';
+
+	/**
+	 * The name of last rendered view.
+	 *
+	 * @var string
+	 */
+	public static $last;
+
+	/**
+	 * Create a new view instance.
+	 *
+	 * @param  string  $view
+	 * @param  array   $data
+	 * @return void
+	 */
+	public function __construct($view, $data = array())
+	{
+		$this->view = $view;
+		$this->data = $data;
+
+		// -----------------------------------------------------
+		// Get the contents of the view from the file system.
+		// -----------------------------------------------------
+		$this->content = $this->load($view);
+	}
+
+	/**
+	 * Create a new view instance.
+	 *
+	 * @param  string  $view
+	 * @param  array   $data
+	 * @return View
+	 */
+	public static function make($view, $data = array())
+	{
+		return new self($view, $data);
+	}
+
+	/**
+	 * Load the content of a view.
+	 *
+	 * @param  string  $view
+	 * @return string
+	 */
+	private function load($view)
+	{
+		// -----------------------------------------------------
+		// Is the view in the application directory?
+		// -----------------------------------------------------
+		if (file_exists($path = APP_PATH.'views/'.$view.EXT))
+		{
+			return file_get_contents($path);
+		}
+		// -----------------------------------------------------
+		// Is the view in the system directory?
+		// -----------------------------------------------------
+		elseif (file_exists($path = SYS_PATH.'views/'.$view.EXT))
+		{
+			return file_get_contents($path);
+		}
+		// -----------------------------------------------------
+		// Could not locate the view... bail out.
+		// -----------------------------------------------------
+		else
+		{
+			throw new \Exception("View [$view] doesn't exist.");
+		}
+	}
+
+	/**
+	 * Add a key / value pair to the view data.
+	 *
+	 * @param  string  $key
+	 * @param  mixed   $value
+	 * @return View
+	 */
+	public function bind($key, $value)
+	{
+		$this->data[$key] = $value;
+		return $this;
+	}
+
+	/**
+	 * Get the parsed content of the view.
+	 *
+	 * @return string
+	 */
+	public function get()
+	{
+		// -----------------------------------------------------
+		// Set the name of the last rendered view.
+		// -----------------------------------------------------
+		static::$last = $this->view;
+
+		// -----------------------------------------------------
+		// Get the content of all of the sub-views.
+		// -----------------------------------------------------
+		foreach ($this->data as &$data)
+		{
+			if ($data instanceof View or $data instanceof Response)
+			{
+				$data = (string) $data;
+			}
+		}
+
+		// -----------------------------------------------------
+		// Extract the view data into the local scope.
+		// -----------------------------------------------------
+		extract($this->data, EXTR_SKIP);
+
+		// -----------------------------------------------------
+		// Start an output buffer to catch the content.
+		// -----------------------------------------------------
+		ob_start();
+
+		// -----------------------------------------------------
+		// Echo the content of the view.
+		// -----------------------------------------------------
+		echo eval('?>'.$this->content);
+
+		// -----------------------------------------------------
+		// Get the contents of the output buffer.
+		// -----------------------------------------------------
+		return ob_get_clean();
+	}
+
+	/**
+	 * Magic Method for getting items from the view data.
+	 */
+	public function __get($key)
+	{
+		return $this->data[$key];
+	}
+
+	/**
+	 * Magic Method for setting items in the view data.
+	 */
+	public function __set($key, $value)
+	{
+		$this->bind($key, $value);
+	}
+
+	/**
+	 * Magic Method for determining if an item is in the view data.
+	 */
+	public function __isset($key)
+	{
+		return array_key_exists($key, $this->data);
+	}
+
+	/**
+	 * Magic Method for removing an item from the view data.
+	 */
+	public function __unset($key)
+	{
+		unset($this->data[$key]);
+	}
+
+	/**
+	 * Get the parsed content of the View.
+	 */
+	public function __toString()
+	{
+		return $this->get();
+	}
+
+}