learnpress / inc / class-lp-widget.php

class-lp-widget.php in LearnPress – WordPress LMS Plugin for Create and Sell Online Courses 4.1.7, 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	$serialized_instance = serialize( $instance );
134
135	$data = array_merge(
136	$this->widget_data_attr,
137	array(
138	'widget' => $this->widget_id,
139	'instance' => base64_encode( $serialized_instance ),
140	'hash' => wp_hash( $serialized_instance ),
141	)
142	);
143
144	echo wp_kses_post( $this->lp_widget_content( $data, $args, $instance ) );
145	}
146
147	/**
148	* Show widget content.
149	*
150	* @param array $data Data attribute HTML for Rest API js.
151	* @param [type] $args Default Widget Args
152	* @param [type] $instance Default Widget Instance
153	* @return string HTML
154	*/
155	public function lp_widget_content( $data, $args, $instance ) {
156	ob_start();
157
158	$this->widget_start( $args, $instance );
159
160	if ( ! is_admin() && $this->widget_in_rest ) {
161	?>
162	<div class="learnpress-widget-wrapper learnpress-widget-wrapper__restapi" data-widget="<?php echo htmlentities( wp_json_encode( $data ) ); ?>" >
163	<?php echo lp_skeleton_animation_html( 5 ); ?>
164	</div>
165
166	<?php
167	} else { // Use for Preview in Widget Editor since WordPress 5.8
168	$content = $this->lp_rest_api_content( $instance, array() );
169
170	echo '<div class="learnpress-widget-wrapper">';
171
172	if ( is_wp_error( $content ) ) {
173	echo wp_kses_post( $content->get_error_message() );
174	} else {
175	echo wp_kses_post( $content );
176	}
177
178	echo '</div>';
179	}
180
181	$this->widget_end( $args );
182
183	return ob_get_clean();
184	}
185
186	/**
187	* Send content for API
188	*
189	* @param array $instance Widget Instance
190	* @param array $params RestAPI param need for content.
191	* @return string \|\| WP_Error
192	*/
193	public function lp_rest_api_content( $instance, $params ) {
194	return 'No content for Rest API';
195	}
196
197	/**
198	* Updates a particular instance of a widget.
199	*/
200	public function update( $new_instance, $old_instance ) {
201
202	$instance = $old_instance;
203
204	if ( empty( $this->settings ) ) {
205	return $instance;
206	}
207
208	foreach ( $this->settings as $key => $setting ) {
209	if ( ! isset( $setting['type'] ) ) {
210	continue;
211	}
212
213	switch ( $setting['type'] ) {
214	case 'number':
215	$instance[ $key ] = absint( $new_instance[ $key ] );
216
217	if ( isset( $setting['min'] ) && '' !== $setting['min'] ) {
218	$instance[ $key ] = max( $instance[ $key ], $setting['min'] );
219	}
220
221	if ( isset( $setting['max'] ) && '' !== $setting['max'] ) {
222	$instance[ $key ] = min( $instance[ $key ], $setting['max'] );
223	}
224	break;
225	case 'textarea':
226	$instance[ $key ] = wp_kses( trim( wp_unslash( $new_instance[ $key ] ) ), wp_kses_allowed_html( 'post' ) );
227	break;
228	case 'checkbox':
229	$instance[ $key ] = empty( $new_instance[ $key ] ) ? 0 : 1;
230	break;
231	default:
232	$instance[ $key ] = isset( $new_instance[ $key ] ) ? sanitize_text_field( $new_instance[ $key ] ) : $setting['std'];
233	break;
234	}
235
236	/**
237	* Sanitize the value of a setting.
238	*/
239	$instance[ $key ] = apply_filters( 'learnpress_widget_settings_sanitize_option', $instance[ $key ], $new_instance, $key, $setting );
240	}
241
242	return $instance;
243	}
244
245	/**
246	* Outputs the settings update form.
247	*/
248	public function form( $instance ) {
249	if ( empty( $this->settings ) ) {
250	echo '<p>' . esc_html_e( 'There is no options for this widget.', 'learnpress' ) . '</p>';
251	return;
252	}
253
254	foreach ( $this->settings as $key => $setting ) {
255
256	$class = isset( $setting['class'] ) ? $setting['class'] : '';
257	$value = isset( $instance[ $key ] ) ? $instance[ $key ] : $setting['std'];
258
259	switch ( $setting['type'] ) {
260
261	case 'text':
262	?>
263	<p>
264	<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 ?>
265	<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 ); ?>" />
266	</p>
267	<?php
268	break;
269
270	case 'number':
271	?>
272	<p>
273	<label for="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>"><?php echo wp_kses_post( $setting['label'] ); ?></label>
274	<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 ); ?>" />
275	</p>
276	<?php
277	break;
278
279	case 'select':
280	?>
281	<p>
282	<label for="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>"><?php echo wp_kses_post( $setting['label'] ); ?></label>
283	<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 ) ); ?>">
284	<?php foreach ( $setting['options'] as $option_key => $option_value ) : ?>
285	<option value="<?php echo esc_attr( $option_key ); ?>" <?php selected( $option_key, $value ); ?>><?php echo esc_html( $option_value ); ?></option>
286	<?php endforeach; ?>
287	</select>
288	</p>
289	<?php
290	break;
291
292	case 'textarea':
293	?>
294	<p>
295	<label for="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>"><?php echo wp_kses_post( $setting['label'] ); ?></label>
296	<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>
297	<?php if ( isset( $setting['desc'] ) ) : ?>
298	<small><?php echo esc_html( $setting['desc'] ); ?></small>
299	<?php endif; ?>
300	</p>
301	<?php
302	break;
303
304	case 'checkbox':
305	?>
306	<p>
307	<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 ); ?> />
308	<label for="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>"><?php echo wp_kses_post( $setting['label'] ); ?></label>
309	</p>
310	<?php
311	break;
312
313	case 'autocomplete':
314	?>
315	<p>
316	<label for="<?php echo esc_attr( $this->get_field_id( $key ) ); ?>"><?php echo wp_kses_post( $setting['label'] ); ?></label>
317	<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;">
318	<?php if ( ! empty( $value ) ) : ?>
319	<option value="<?php echo esc_attr( $value ); ?>" selected="selected"><?php echo esc_html( get_the_title( $value ) ); ?></option>
320	<?php endif; ?>
321	<script>
322	jQuery(document).trigger('learnpress/widgets/select');
323	</script>
324	</select>
325	</p>
326	<?php
327	break;
328
329	default:
330	do_action( 'learnpress_widget_field_' . $setting['type'], $key, $value, $setting, $instance );
331	break;
332	}
333	}
334	}
335	}
336