learnpress / inc / class-lp-widget.php

class-lp-widget.php in LearnPress – WordPress LMS Plugin for Create and Sell Online Courses 4.2.1, at inc/class-lp-widget.php

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1	<?php
2	/**
3	* Widget class
4	*
5	* @package Learnpress/Abstracts
6	* @author ThimPress <nhamdv>
7	*/
8
9	defined( 'ABSPATH' ) \|\| exit;
10
11	/**
12	* LP_Widget
13	*
14	* @version 4.0.0
15	* @extends WP_Widget
16	*/
17	class LP_Widget extends WP_Widget {
18
19	/**
20	* CSS class.
21	*
22	* @var string
23	*/
24	public $widget_cssclass;
25
26	/**
27	* Widget description.
28	*
29	* @var string
30	*/
31	public $widget_description;
32
33	/**
34	* Widget ID.
35	*
36	* @var string
37	*/
38	public $widget_id;
39
40	/**
41	* Widget name.
42	*
43	* @var string
44	*/
45	public $widget_name;
46
47	/**
48	* Enable rest_api for LearnPress.
49	*
50	* @var string
51	*/
52	public $widget_in_rest = true;
53
54	/**
55	* New param add to rest api need for data.
56	*
57	* @var array
58	*/
59	public $widget_data_attr = array();
60
61	/**
62	* Settings.
63	*
64	* @var array
65	*/
66	public $settings;
67
68	/**
69	* Constructor.
70	*/
71	public function __construct() {
72	$widget_ops = array(
73	'classname' => $this->widget_cssclass,
74	'description' => $this->widget_description,
75	'customize_selective_refresh' => true,
76	);
77
78	parent::__construct( $this->widget_id, $this->widget_name, $widget_ops );
79	}
80
81	/**
82	* Get this widgets title.
83	*/
84	protected function get_instance_title( $instance ) {
85	if ( isset( $instance['title'] ) ) {
86	return $instance['title'];
87	}
88
89	if ( isset( $this->settings, $this->settings['title'], $this->settings['title']['std'] ) ) {
90	return $this->settings['title']['std'];
91	}
92
93	return '';
94	}
95
96	/**
97	* Output the html at the start of a widget.
98	*
99	* @param array $args Arguments.
100	* @param array $instance Instance.
101	*/
102	public function widget_start( $args, $instance ) {
103	echo wp_kses_post( $args['before_widget'] );
104
105	$title = apply_filters( 'widget_title', $this->get_instance_title( $instance ), $instance, $this->id_base );
106
107	if ( $title ) {
108	echo wp_kses_post( $args['before_title'] . $title . $args['after_title'] );
109	}
110	}
111
112	/**
113	* Output the html at the end of a widget.
114	*
115	* @param array $args Arguments.
116	*/
117	public function widget_end( $args ) {
118	echo wp_kses_post( $args['after_widget'] );
119	}
120
121	/**
122	* Output Widgets HTML.
123	*
124	* @param [type] $args
125	* @param [type] $instance
126	* @return void
127	*/
128	public function widget( $args, $instance ) {
129	wp_enqueue_script( 'lp-widgets' );
130
131	do_action( 'before_show_lp_widget_content' );
132
133	$data = array_merge(
134	$this->widget_data_attr,
135	array(
136	'widget' => $this->widget_id,
137	'instance' => wp_json_encode( $instance ),
138	)
139	);
140
141	echo wp_kses_post( $this->lp_widget_content( $data, $args, $instance ) );
142	}
143
144	/**
145	* Show widget content.
146	*
147	* @param array $data Data attribute HTML for Rest API js.
148	* @param [type] $args Default Widget Args
149	* @param [type] $instance Default Widget Instance
150	* @return string HTML
151	*/
152	public function lp_widget_content( $data, $args, $instance ) {
153	ob_start();
154
155	$this->widget_start( $args, $instance );
156
157	if ( ! is_admin() && $this->widget_in_rest ) {
158	?>
159	<div class="learnpress-widget-wrapper learnpress-widget-wrapper__restapi" data-widget="<?php echo htmlentities( wp_json_encode( $data ) ); ?>" >
160	<?php echo lp_skeleton_animation_html( 5 ); ?>
161	</div>
162
163	<?php
164	} else { // Use for Preview in Widget Editor since WordPress 5.8
165	$content = $this->lp_rest_api_content( $instance, array() );
166
167	echo '<div class="learnpress-widget-wrapper">';
168
169	if ( is_wp_error( $content ) ) {
170	echo wp_kses_post( $content->get_error_message() );
171	} else {
172	echo wp_kses_post( $content );
173	}
174
175	echo '</div>';
176	}
177
178	$this->widget_end( $args );
179
180	return ob_get_clean();
181	}
182
183	/**
184	* Send content for API
185	*
186	* @param array $instance Widget Instance
187	* @param array $params RestAPI param need for content.
188	* @return string \|\| WP_Error
189	*/
190	public function lp_rest_api_content( $instance, $params ) {
191	return 'No content for Rest API';
192	}
193
194	/**
195	* Updates a particular instance of a widget.
196	*/
197	public function update( $new_instance, $old_instance ) {
198
199	$instance = $old_instance;
200
201	if ( empty( $this->settings ) ) {
202	return $instance;
203	}
204
205	foreach ( $this->settings as $key => $setting ) {
206	if ( ! isset( $setting['type'] ) ) {
207	continue;
208	}
209
210	switch ( $setting['type'] ) {
211	case 'number':
212	$instance[ $key ] = absint( $new_instance[ $key ] );
213
214	if ( isset( $setting['min'] ) && '' !== $setting['min'] ) {
215	$instance[ $key ] = max( $instance[ $key ], $setting['min'] );
216	}
217
218	if ( isset( $setting['max'] ) && '' !== $setting['max'] ) {
219	$instance[ $key ] = min( $instance[ $key ], $setting['max'] );
220	}
221	break;
222	case 'textarea':
223	$instance[ $key ] = wp_kses( trim( wp_unslash( $new_instance[ $key ] ) ), wp_kses_allowed_html( 'post' ) );
224	break;
225	case 'checkbox':
226	$instance[ $key ] = empty( $new_instance[ $key ] ) ? 0 : 1;
227	break;
228	default:
229	$instance[ $key ] = isset( $new_instance[ $key ] ) ? sanitize_text_field( $new_instance[ $key ] ) : $setting['std'];
230	break;
231	}
232
233	/**
234	* Sanitize the value of a setting.
235	*/
236	$instance[ $key ] = apply_filters( 'learnpress_widget_settings_sanitize_option', $instance[ $key ], $new_instance, $key, $setting );
237	}
238
239	return $instance;
240	}
241
242	/**
243	* Outputs the settings update form.
244	*/
245	public function form( $instance ) {
246	if ( empty( $this->settings ) ) {
247	echo '<p>' . esc_html_e( 'There are no options for this widget.', 'learnpress' ) . '</p>';
248	return;
249	}
250
251	foreach ( $this->settings as $key => $setting ) {
252
253	$class = isset( $setting['class'] ) ? $setting['class'] : '';
254	$value = isset( $instance[ $key ] ) ? $instance[ $key ] : $setting['std'];
255
256	switch ( $setting['type'] ) {
257
258	case 'text':
259	?>
260	<p>
261	<label for="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>"><?php echo wp_kses_post( $setting['label'] ); ?></label><?php // phpcs:ignore WordPress.XSS.EscapeOutput.OutputNotEscaped ?>
262	<input class="widefat <?php echo esc_attr( $class ); ?>" id="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( $key ) ); ?>" type="text" value="<?php echo esc_attr( $value ); ?>" />
263	</p>
264	<?php
265	break;
266
267	case 'number':
268	?>
269	<p>
270	<label for="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>"><?php echo wp_kses_post( $setting['label'] ); ?></label>
271	<input class="widefat <?php echo esc_attr( $class ); ?>" id="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( $key ) ); ?>" type="number" step="<?php echo isset( $setting['step'] ) ? esc_attr( $setting['step'] ) : '1'; ?>" min="<?php echo isset( $setting['min'] ) ? esc_attr( $setting['min'] ) : ''; ?>" max="<?php echo isset( $setting['max'] ) ? esc_attr( $setting['max'] ) : ''; ?>" value="<?php echo esc_attr( $value ); ?>" />
272	</p>
273	<?php
274	break;
275
276	case 'select':
277	?>
278	<p>
279	<label for="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>"><?php echo wp_kses_post( $setting['label'] ); ?></label>
280	<select class="widefat <?php echo esc_attr( $class ); ?>" id="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( $key ) ); ?>">
281	<?php foreach ( $setting['options'] as $option_key => $option_value ) : ?>
282	<option value="<?php echo esc_attr( $option_key ); ?>" <?php selected( $option_key, $value ); ?>><?php echo esc_html( $option_value ); ?></option>
283	<?php endforeach; ?>
284	</select>
285	</p>
286	<?php
287	break;
288
289	case 'textarea':
290	?>
291	<p>
292	<label for="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>"><?php echo wp_kses_post( $setting['label'] ); ?></label>
293	<textarea class="widefat <?php echo esc_attr( $class ); ?>" id="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( $key ) ); ?>" cols="20" rows="3"><?php echo esc_textarea( $value ); ?></textarea>
294	<?php if ( isset( $setting['desc'] ) ) : ?>
295	<small><?php echo esc_html( $setting['desc'] ); ?></small>
296	<?php endif; ?>
297	</p>
298	<?php
299	break;
300
301	case 'checkbox':
302	?>
303	<p>
304	<input class="checkbox <?php echo esc_attr( $class ); ?>" id="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( $key ) ); ?>" type="checkbox" value="1" <?php checked( $value, 1 ); ?> />
305	<label for="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>"><?php echo wp_kses_post( $setting['label'] ); ?></label>
306	</p>
307	<?php
308	break;
309
310	case 'autocomplete':
311	?>
312	<p>
313	<label for="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>"><?php echo wp_kses_post( $setting['label'] ); ?></label>
314	<select class="widefat lp-widget_select_course" id="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( $key ) ); ?>" data-rest-url="<?php echo get_rest_url(); ?>" data-post-type="<?php echo esc_attr( $setting['post_type'] ?? LP_COURSE_CPT ); ?>" style="width: 300px;">
315	<?php if ( ! empty( $value ) ) : ?>
316	<option value="<?php echo esc_attr( $value ); ?>" selected="selected"><?php echo esc_html( get_the_title( $value ) ); ?></option>
317	<?php endif; ?>
318	<script>
319	jQuery(document).trigger('learnpress/widgets/select');
320	</script>
321	</select>
322	</p>
323	<?php
324	break;
325
326	default:
327	do_action( 'learnpress_widget_field_' . $setting['type'], $key, $value, $setting, $instance );
328	break;
329	}
330	}
331	}
332	}
333