defender-security / framework / base / class-view.php

class-view.php in Defender Security – Malware Scanner, Login Security & Firewall trunk, at framework/base/class-view.php

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1	<?php
2	/**
3	* Base view class.
4	*
5	* @package Calotes\Base
6	*/
7
8	namespace Calotes\Base;
9
10	/**
11	* Base class for all views.
12	*/
13	class View extends Component {
14
15
16	/**
17	* Holds the blocks used in the view.
18	*
19	* @var array
20	*/
21	public $blocks = array();
22
23	/**
24	* Holds parameters that can be passed to the view.
25	*
26	* @var array
27	*/
28	public $params = array();
29
30	/**
31	* The template file in which this view should be rendered.
32	*
33	* @var null
34	*/
35	public $layout = null;
36
37	/**
38	* The file contains content of this view, relative path.
39	*
40	* @var null
41	*/
42	public $view_file = null;
43
44	/**
45	* The folder contains view files, absolute path.
46	*
47	* @var null
48	*/
49	private $base_path = null;
50
51	/**
52	* Constructor to set the base path of the view.
53	*
54	* @param mixed $base_path The base path of the view.
55	*/
56	public function __construct( $base_path ) {
57	$this->base_path = $base_path;
58	}
59
60	/**
61	* Render a view file. This will be used to render a whole page.
62	* If a layout is defined, then we will render layout + view.
63	*
64	* @param string $view The name of the view file to render.
65	* @param array $params An optional array of parameters to pass to the view file.
66	*
67	* @return string
68	*/
69	public function render( $view, $params = array() ) {
70	$view_file = $this->base_path . DIRECTORY_SEPARATOR . $view . '.php';
71	if ( is_file( $view_file ) ) {
72	$content = $this->render_php_file( $view_file, $params );
73
74	return $content;
75	}
76
77	return '';
78	}
79
80	/**
81	* Renders a PHP file and returns its output.
82	*
83	* @param string $file The path to the PHP file to render.
84	* @param array $params An optional array of parameters to pass to the PHP file.
85	*
86	* @return string The output of the rendered PHP file.
87	*/
88	private function render_php_file( $file, $params = array() ) {
89	ob_start();
90	ob_implicit_flush( false );
91	foreach ( $params as $key => $value ) {
92	$$key = $value;
93	}
94	require $file;
95
96	return ob_get_clean();
97	}
98	}
99