powerkit / core / class-powerkit.php

class-powerkit.php in Powerkit – Supercharge your WordPress Site 2.8.2, at core/class-powerkit.php

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1	<?php
2	/**
3	* The file that defines the core plugin class
4	*
5	* A class definition that includes attributes and functions used across both the
6	* public-facing side of the site and the admin area.
7	*
8	* @package Powerkit
9	* @subpackage Core
10	*/
11
12	if ( ! defined( 'ABSPATH' ) ) {
13	exit; // Exit if accessed directly.
14	}
15
16	if ( ! class_exists( 'Powerkit' ) ) {
17	/**
18	* Main Core Class
19	*/
20	class Powerkit {
21	/**
22	* The plugin version number.
23	*
24	* @var string $data The plugin version number.
25	*/
26	public $version;
27
28	/**
29	* The plugin data array.
30	*
31	* @var array $data The plugin data array.
32	*/
33	public $data = array();
34
35	/**
36	* The plugin settings array.
37	*
38	* @var array $settings The plugin data array.
39	*/
40	public $settings = array();
41
42	/**
43	* INIT (global theme queue)
44	*/
45	public function init() {
46
47	if ( ! function_exists( 'get_plugin_data' ) ) {
48	require_once ABSPATH . 'wp-admin/includes/plugin.php';
49	}
50
51	// Get plugin data.
52	$plugin_data = get_plugin_data( POWERKIT_PATH . '/powerkit.php' );
53
54	// Vars.
55	$this->version = $plugin_data['Version'];
56
57	// Settings.
58	$this->settings = array(
59	'name' => esc_html__( 'Powerkit', 'powerkit' ),
60	'version' => $plugin_data['Version'],
61	'documentation' => $plugin_data['AuthorURI'] . '/documentation/powerkit',
62	);
63
64	// Constants.
65	$this->define( 'POWERKIT', true );
66	$this->define( 'POWERKIT_VERSION', $plugin_data['Version'] );
67
68	// Include core.
69	require_once POWERKIT_PATH . 'core/core-powerkit-api.php';
70	require_once POWERKIT_PATH . 'core/core-powerkit-functions.php';
71	require_once POWERKIT_PATH . 'core/core-powerkit-helpers.php';
72	require_once POWERKIT_PATH . 'core/core-powerkit-post-meta.php';
73
74	// Include core classes.
75	require_once POWERKIT_PATH . 'core/class-powerkit-module.php';
76	require_once POWERKIT_PATH . 'core/class-powerkit-module-admin.php';
77	require_once POWERKIT_PATH . 'core/class-powerkit-module-public.php';
78	require_once POWERKIT_PATH . 'core/class-powerkit-deprecated.php';
79
80	// Include admin classes.
81	require_once POWERKIT_PATH . 'admin/class-admin-powerkit-manager.php';
82
83	// Include modules.
84	powerkit_load_files( 'modules' );
85
86	// Include extensions.
87	powerkit_load_files( 'extensions' );
88
89	// Actions.
90	add_action( 'powerkit_plugin_activation', array( $this, 'activation' ) );
91	add_action( 'plugins_loaded', array( $this, 'check_version' ) );
92	add_action( 'amp_post_template_css', array( $this, 'amp_enqueue_styles' ) );
93	add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_scripts' ), 5 );
94	add_action( 'wp_enqueue_scripts', array( $this, 'wp_enqueue_scripts' ), 5 );
95	add_action( 'after_setup_theme', array( $this, 'after_setup_theme' ) );
96	add_filter( 'style_loader_tag', array( $this, 'style_loader_tag' ), 10, 2 );
97	add_filter( 'wp_kses_allowed_html', array( $this, 'wp_kses_allowed_html' ), 10, 2 );
98	}
99
100	/**
101	* This function will safely define a constant
102	*
103	* @param string $name The name.
104	* @param mixed $value The value.
105	*/
106	public function define( $name, $value = true ) {
107
108	if ( ! defined( $name ) ) {
109	define( $name, $value );
110	}
111	}
112
113	/**
114	* Returns true if has setting.
115	*
116	* @param string $name The name.
117	*/
118	public function has_setting( $name ) {
119	return isset( $this->settings[ $name ] );
120	}
121
122	/**
123	* Returns a setting.
124	*
125	* @param string $name The name.
126	*/
127	public function get_setting( $name ) {
128	return isset( $this->settings[ $name ] ) ? $this->settings[ $name ] : null;
129	}
130
131	/**
132	* Updates a setting.
133	*
134	* @param string $name The name.
135	* @param mixed $value The value.
136	*/
137	public function update_setting( $name, $value ) {
138	$this->settings[ $name ] = $value;
139	return true;
140	}
141
142	/**
143	* Returns data.
144	*
145	* @param string $name The name.
146	*/
147	public function get_data( $name ) {
148	return isset( $this->data[ $name ] ) ? $this->data[ $name ] : null;
149	}
150
151	/**
152	* Sets data.
153	*
154	* @param string $name The name.
155	* @param mixed $value The value.
156	*/
157	public function set_data( $name, $value ) {
158	$this->data[ $name ] = $value;
159	}
160
161	/**
162	* Hook activation
163	*/
164	public function activation() {
165	if ( get_option( 'powerkit_db_version' ) ) {
166	return;
167	}
168
169	update_option( 'powerkit_db_version', powerkit_raw_setting( 'version' ), true );
170	}
171
172	/**
173	* Check current version
174	*/
175	public function check_version() {
176
177	// Version Data.
178	$new = powerkit_raw_setting( 'version' );
179
180	// Get db version.
181	$current = get_option( 'powerkit_db_version', $new );
182
183	// If versions don't match.
184	if ( ! empty( $current ) && ! empty( $new ) && $current !== $new ) {
185	/**
186	* If different versions call a special hook.
187	*
188	* @param string $current Current version.
189	* @param string $new New version.
190	*/
191	do_action( 'powerkit_plugin_upgrade', $current, $new );
192
193	update_option( 'powerkit_db_version', $new );
194
195	} elseif ( ! empty( $new ) && $current !== $new ) {
196
197	update_option( 'powerkit_db_version', $new );
198	}
199	}
200
201	/**
202	* AMP stylesheets.
203	*
204	* @since 1.0.0
205	*/
206	public function amp_enqueue_styles() {
207	powerkit_amp_style( POWERKIT_PATH . 'assets/css/amp.css' );
208	}
209
210	/**
211	* This function will register scripts and styles for admin dashboard.
212	*
213	* @param string $page Current page.
214	*/
215	public function admin_enqueue_scripts( $page ) {
216	wp_enqueue_style( 'powerkit', POWERKIT_URL . 'assets/css/powerkit.css', array(), powerkit_get_setting( 'version' ) );
217	}
218
219	/**
220	* This function will register scripts and styles
221	*/
222	public function wp_enqueue_scripts() {
223	// Scripts.
224	if ( is_user_logged_in() ) {
225	wp_enqueue_script( 'tippy', POWERKIT_URL . 'assets/js/tippy.all.min.js', array( 'jquery' ), powerkit_get_setting( 'version' ), true );
226	}
227
228	wp_enqueue_script( 'powerkit', POWERKIT_URL . 'assets/js/_scripts.js', array( 'jquery', 'tippy' ), powerkit_get_setting( 'version' ), true );
229
230	// Icons.
231	wp_enqueue_style( 'powerkit-icons', POWERKIT_URL . 'assets/fonts/powerkit-icons.woff', array(), powerkit_get_setting( 'version' ) );
232	wp_style_add_data( 'powerkit-icons', 'alt', 'alternate' );
233
234	// Styles.
235	wp_enqueue_style( 'powerkit', powerkit_style( POWERKIT_URL . 'assets/css/powerkit.css' ), array(), powerkit_get_setting( 'version' ) );
236	wp_style_add_data( 'powerkit', 'rtl', 'replace' );
237	}
238
239	/**
240	* Filters the HTML link tag of an enqueued style.
241	*
242	* @param string $tag The link tag for the enqueued style.
243	* @param string $handle The style's registered handle.
244	*/
245	public function style_loader_tag( $tag, $handle ) {
246	if ( 'powerkit-icons' === $handle ) {
247	return str_replace( "media='all'", "as='font' type='font/wof' crossorigin", $tag );
248	}
249	return $tag;
250	}
251
252	/**
253	* Sets up theme defaults and registers support for various WordPress features.
254	*/
255	public function after_setup_theme() {
256	// Register custom thumbnail sizes.
257	add_image_size( 'pk-small', 80, 80, true );
258	add_image_size( 'pk-thumbnail', 300, 225, true );
259
260	// Add editor style.
261	if ( is_rtl() ) {
262	add_editor_style( powerkit_style( POWERKIT_URL . 'assets/css/powerkit-rtl.css' ) );
263	} else {
264	add_editor_style( powerkit_style( POWERKIT_URL . 'assets/css/powerkit.css' ) );
265	}
266	}
267
268	/**
269	* Filters the HTML that is allowed for a given context.
270	*
271	* @param array $tags Tags by.
272	* @param string $context Context name.
273	*/
274	public function wp_kses_allowed_html( $tags, $context ) {
275	if ( 'pk-title' === $context ) {
276	$tags = array(
277	'a' => array(
278	'class' => true,
279	'href' => true,
280	'title' => true,
281	'target' => true,
282	'rel' => true,
283	),
284	'div' => array(
285	'class' => true,
286	'id' => true,
287	'style' => true,
288	),
289	'span' => array(
290	'class' => true,
291	'id' => true,
292	'style' => true,
293	),
294	'img' => array(
295	'class' => true,
296	'id' => true,
297	'src' => true,
298	'rel' => true,
299	'srcset' => true,
300	'size' => true,
301	),
302	'br' => array(),
303	'b' => array(),
304	'strong' => array(),
305	'i' => array(),
306	'p' => array(
307	'class' => true,
308	'id' => true,
309	'style' => true,
310	),
311	'h1' => array(
312	'class' => true,
313	'id' => true,
314	'style' => true,
315	),
316	'h2' => array(
317	'class' => true,
318	'id' => true,
319	'style' => true,
320	),
321	'h3' => array(
322	'class' => true,
323	'id' => true,
324	'style' => true,
325	),
326	'h4' => array(
327	'class' => true,
328	'id' => true,
329	'style' => true,
330	),
331	'h5' => array(
332	'class' => true,
333	'id' => true,
334	'style' => true,
335	),
336	'h6' => array(
337	'class' => true,
338	'id' => true,
339	'style' => true,
340	),
341	);
342	}
343
344	return $tags;
345	}
346	}
347
348	/**
349	* The main function responsible for returning the one true powerkit Instance to functions everywhere.
350	* Use this function like you would a global variable, except without needing to declare the global.
351	*
352	* Example: <?php $powerkit = powerkit(); ?>
353	*/
354	function powerkit() {
355
356	// Globals.
357	global $powerkit_instance;
358
359	// Init.
360	if ( ! isset( $powerkit_instance ) ) {
361	$powerkit_instance = new Powerkit();
362	$powerkit_instance->init();
363	}
364
365	return $powerkit_instance;
366	}
367
368	// Initialize.
369	powerkit();
370	}
371