statify-widget / statify-widget.php

statify-widget.php in Statify Widget 1.4.3, at statify-widget.php

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1	<?php
2	/*
3	Plugin Name: Statify Widget: Popular Posts
4	Description: Widget for popular pages, posts and other custom content types – based on privacy conform statistic plugin "Statify" from pluginkollektiv.
5	Text Domain: statify-widget
6	Author: Finn Dohrn
7	Author URI: http://www.bit01.de/
8	Plugin URI: http://www.bit01.de/blog/statify-widget/
9	Version: 1.4.3
10	*/
11
12	/* Quit */
13	defined( 'ABSPATH' ) \|\| exit;
14
15	define('STATIFY_WIDGET_DEFAULT_AMOUNT', 5);
16	define('STATIFY_WIDGET_DEFAULT_POST_TYPE','post');
17	define('STATIFY_WIDGET_DEFAULT_INTERVAL', 0);
18	define('STATIFY_WIDGET_DEFAULT_SUFFIX', '');
19	define('STATIFY_WIDGET_DEFAULT_TRANSIENT_PREFIX', 'statify_targets_');
20	define('STATIFY_WIDGET_DEFAULT_EXPIRATION', 60 * 4);
21
22	require( 'Statify_Post.class.php' );
23	require( 'Statify_Posts.class.php' );
24
25	class StatifyWidget extends WP_Widget {
26
27	/*
28	* Register StatifyWidget to Wordpress
29	*/
30	function __construct() {
31	$widget_ops = array('classname' => 'statify-widget', 'description' => __('Shows the most popular content. Based on Statify Plugin.','statify-widget'));
32	parent::__construct(
33	'StatifyWidget',
34	__('Statify Widget', 'plugin_name'),
35	$widget_ops
36	);
37
38	add_shortcode( "statify-count", "Statify_Posts::statify_count_shortcode");
39	add_shortcode( "statify-count-sum", "Statify_Posts::statify_count_sum_shortcode");
40	}
41
42	/*
43	* Generating a from for settings
44	*/
45	function form($instance) {
46	$instance = wp_parse_args( (array) $instance, array(
47	'title' => '',
48	'amount' => STATIFY_WIDGET_DEFAULT_AMOUNT,
49	'post_type' => STATIFY_WIDGET_DEFAULT_POST_TYPE,
50	'interval' => STATIFY_WIDGET_DEFAULT_INTERVAL,
51	'show_visits' => 0,
52	'list_style_type' => "ol",
53	'suffix' => __("%VIEWS% views",'statify-widget'),
54	'post_category' => 0) );
55
56	$title = $instance['title'];
57	$amount = $instance['amount'];
58	$post_type = $instance['post_type'];
59	$interval = $instance['interval'];
60	$show_visits = $instance['show_visits'];
61	$suffix = $instance['suffix'];
62	$post_category = $instance['post_category'];
63	?>
64	<p>
65	<label for="<?php echo $this->get_field_id('title'); ?>"><?php _e( 'Widget title:','statify-widget'); ?>
66	<input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo esc_attr($title); ?>" />
67	</label>
68	</p>
69	<p class="post_select">
70	<label for="<?php echo $this->get_field_id('post_type'); ?>"><?php _e( 'Post type:','statify-widget'); ?>
71	<select class="widefat" id="<?php echo $this->get_field_id('post_type'); ?>" name="<?php echo $this->get_field_name('post_type'); ?>">
72	<option value="postpage"><?php _e( 'posts + pages','statify-widget'); ?></option>
73	<?php
74	$post_types = get_post_types( array('public'=>true, 'show_ui'=>true), 'objects' );
75	foreach ( $post_types as $type ) {
76	echo '<option value="'. esc_attr($type->name) . '" '. selected( $post_type, $type->name, false ) .'>' . esc_attr($type->labels->name) . '</option>';
77	}
78	?>
79	</select>
80	</p>
81	<p class="category_select" style="display:none;">
82	<label for="<?php echo $this->get_field_id('post_category'); ?>"><?php _e( 'Post category:','statify-widget'); ?>
83	<select class="widefat" id="<?php echo $this->get_field_id('post_category'); ?>" name="<?php echo $this->get_field_name('post_category'); ?>">
84	<option value="0">Alle Kategorien</option>
85	<?php
86	$post_categories = get_categories( array('hide_empty'=>0 ),'objects' );
87	foreach ( $post_categories as $type ) {
88	echo '<option value="'. esc_attr($type->cat_ID) . '" '. selected( $post_category, $type->cat_ID, false ) .'>' . esc_attr($type->name) . '</option>';
89	}
90	?>
91	</select>
92	</p>
93	<p>
94	<label for="<?php echo $this->get_field_id('interval'); ?>"><?php _e( 'Amount of days:','statify-widget'); ?>
95	<input id="<?php echo $this->get_field_id('interval'); ?>" name="<?php echo $this->get_field_name('interval'); ?>" type="text" size="3" value="<?php echo esc_attr($interval); ?>" />
96	</label>
97	<small><?php _e( '0 days = show all items','statify-widget'); ?></small>
98	</p>
99	<p>
100	<label for="<?php echo $this->get_field_id('amount'); ?>"><?php _e( 'Amounts:','statify-widget'); ?>
101	<input id="<?php echo $this->get_field_id('amount'); ?>" name="<?php echo $this->get_field_name('amount'); ?>" type="text" size="3" value="<?php echo esc_attr($amount); ?>" />
102	</label>
103	</p>
104	<p>
105	<label for="<?php echo $this->get_field_id('show_visits'); ?>">
106	<input class="checkbox" type="checkbox" id="<?php echo $this->get_field_id('show_visits'); ?>" name="<?php echo $this->get_field_name('show_visits'); ?>" value="1" <?php checked($show_visits,1); ?>>
107	<?php _e( 'Show view counter?','statify-widget'); ?></label>
108	</p>
109	<p>
110	<label for="<?php echo $this->get_field_id('suffix'); ?>"><?php _e( 'Custom text:','statify-widget'); ?>
111	<input id="<?php echo $this->get_field_id('suffix'); ?>" class="widefat" name="<?php echo $this->get_field_name('suffix'); ?>" type="text" value="<?php echo esc_attr($suffix); ?>" />
112	</label>
113	<small><?php _e( '%VIEWS% = amount of views','statify-widget'); ?></small>
114	</p>
115	<?php
116	}
117
118	/*
119	* Override old instance with new instance.
120	*/
121	function update($new_instance, $old_instance) {
122	$instance = array();
123	$instance['title'] = ( ! empty( $new_instance['title'] ) ) ? sanitize_text_field( $new_instance['title'] ) : '';
124	$instance['post_type'] = ( ! empty( $new_instance['post_type'] ) ) ? $new_instance['post_type'] : STATIFY_WIDGET_DEFAULT_POST_TYPE;
125	if(! empty( $new_instance['interval'] ) && $new_instance['interval'] != $old_instance['interval']) {
126	delete_transient('statify_targets_'.$old_instance['interval']);
127	}
128	$instance['interval'] = ( ! empty( $new_instance['interval'] ) ) ? $new_instance['interval'] : STATIFY_WIDGET_DEFAULT_INTERVAL;
129	$instance['amount'] = ( ! empty( $new_instance['amount'] ) ) ? sanitize_text_field( $new_instance['amount'] ) : STATIFY_WIDGET_DEFAULT_AMOUNT;
130	$instance['show_visits'] = ( ! empty( $new_instance['show_visits'] ) ) ? $new_instance['show_visits'] : 0;
131	$instance['suffix'] = ( ! empty( $new_instance['suffix'] ) ) ? sanitize_text_field( $new_instance['suffix'] ) : STATIFY_WIDGET_DEFAULT_SUFFIX;
132	$instance['post_category'] = ( ! empty( $new_instance['post_category'] ) ) ? sanitize_text_field( $new_instance['post_category'] ) : 0;
133	return $instance;
134	}
135
136
137	/*
138	* Post Layout
139	*/
140	function statify_widget_template($posts) {
141	?>
142	<?php if ( empty($posts) ): ?>
143	<p><?php __( 'There are no posts yet.','statify-widget' ) ?></p>
144	<?php else: ?>
145
146	<ol class="statify-widget-list">
147	<?php foreach ($posts as $post): ?>
148	<li class="statify-widget-element">
149	<?php echo do_action( "statify_widget_before_link", $post); ?>
150	<a class='statify-widget-link' title='<?php echo $post->post_title ?>' href='<?php echo $post->post_permalink ?>'><?php echo $post->post_title ?></a> <?php if (isset($post->post_suffix)) echo "<span>". $post->post_suffix ."</span>" ?>
151	<?php echo do_action( "statify_widget_after_link", $post); ?>
152	</li>
153	<?php endforeach; ?>
154	</ol>
155
156	<?php endif; ?>
157	<?php
158	}
159
160	/*
161	* Print the widget
162	*/
163	function widget($args, $instance) {
164	extract($args, EXTR_SKIP);
165
166	echo $before_widget;
167
168	$title = empty($instance['title']) ? '' : apply_filters('widget_title', $instance['title']);
169	$amount = empty($instance['amount']) ? STATIFY_WIDGET_DEFAULT_AMOUNT : $instance['amount'];
170	$post_type = empty($instance['post_type']) ? STATIFY_WIDGET_DEFAULT_POST_TYPE : $instance['post_type'];
171	$interval = empty($instance['interval']) ? STATIFY_WIDGET_DEFAULT_INTERVAL : $instance['interval'];
172	$show_visits = empty($instance['show_visits']) ? 0 : 1;
173	$suffix_text = empty($instance['suffix']) ? STATIFY_WIDGET_DEFAULT_SUFFIX : $instance['suffix'];
174	$post_category = empty($instance['post_category']) ? 0 : $instance['post_category'];
175
176	if (!empty($title)) echo $before_title . $title . $after_title;
177
178	$posts = Statify_Posts::get_posts($post_type, $post_category, $amount, $interval);
179
180	// Replace custom suffix text with views and add to WP_Post object
181	if ($show_visits) {
182	foreach($posts as $post) {
183	$post->post_suffix = str_replace(__("%VIEWS%","statify-widget"), intval($post->post_views), $suffix_text);
184	}
185	}
186
187	$this->statify_widget_template($posts);
188
189	echo $after_widget;
190	}
191
192	/*
193	* Return the statify widget class for the hook
194	* @since 1.1.8
195	*/
196
197	function statify_widget_class_callback( $className ) {
198	$widgetClass = $className;
199	}
200
201	}
202
203	/*
204	* Print error message in admin interface
205	*/
206	function showErrorMessages() {
207	$html = '<div class="error"><p>';
208	$html .= __( 'Please install <a target="_blank" href="http://wordpress.org/plugins/statify/">Statify</a> plugin first.','statify-widget');
209	$html .= '</p></div>';
210	echo $html;
211	}
212
213	/*
214	* Check if Statify is acitivated
215	*/
216	function requires_statify_plugin() {
217	$plugin_bcd_plugin = 'statify/statify.php';
218	$plugin = plugin_basename( __FILE__ );
219	$plugin_data = get_plugin_data( __FILE__, false );
220
221	if ( !is_plugin_active( $plugin_bcd_plugin) ) {
222	deactivate_plugins ( $plugin );
223	add_action('admin_notices', 'showErrorMessages');
224	}
225	}
226
227	/**
228	* Register Statify-Widget
229	*
230	* @since 1.1.7
231	*/
232	function register_statify_widget() {
233	register_widget( 'StatifyWidget' );
234	}
235	add_action( 'widgets_init', 'register_statify_widget' );
236	add_action( 'admin_init', 'requires_statify_plugin' );
237
238	/*
239	* Get statify count for post id in themes or shortcode
240	* @since 1.1.6
241	* @deprecated 1.3.3
242	*/
243	function statify_count($post_id, $days = 0) {
244	echo Statify_Posts::statify_count($post_id, $days);
245	}
246
247	/*
248	* Echo statify count for post id in themes or shortcode
249	* @since 1.1.9
250	*/
251	function get_statify_count($post_id, $days = 0) {
252	return Statify_Posts::statify_count($post_id, $days);
253	}
254
255	/*
256	* Return sum of all visits for the site
257	* @since 1.2
258	*/
259	function get_statify_count_sum($days = 0) {
260	return Statify_Posts::statify_count_sum($days);
261	}
262
263	/*
264	* Echo sum of all visits for the site
265	* @since 1.2
266	* @deprecated 1.3.3
267	*/
268	function statify_count_sum($days = 0) {
269	echo Statify_Posts::statify_count_sum($days);
270	}
271
272	/*
273	* Return all posts for type as array
274	* @since 1.3
275	*/
276	function statify_popular_posts($amount = 5, $days = 0, $post_type = 'post', $post_category = 0) {
277	return Statify_Posts::get_post_list($post_type, $post_category, $amount, $days);
278	}
279
280	/**
281	* Load plugin textdomain.
282	*
283	* @since 1.1.9
284	*/
285	function statify_widget_load_textdomain() {
286	load_plugin_textdomain( 'statify-widget', false, basename( dirname( __FILE__ ) ) . '/languages' );
287	}
288
289	add_action( 'init', 'statify_widget_load_textdomain' );
290
291	/**
292	* Remove all Statify Widget transients, if deactivate plugin.
293	* @since 1.4.1
294	*/
295	function get_transient_keys_with_prefix( $prefix ) {
296	global $wpdb;
297
298	$prefix = $wpdb->esc_like( '_transient_' . $prefix );
299	$sql = "SELECT `option_name` FROM $wpdb->options WHERE `option_name` LIKE '%s'";
300	$keys = $wpdb->get_results( $wpdb->prepare( $sql, $prefix . '%' ), ARRAY_A );
301
302	if ( is_wp_error( $keys ) ) {
303	return [];
304	}
305
306	return array_map( function( $key ) {
307	return substr( $key['option_name'], strlen( '_transient_' ) );
308	}, $keys );
309	}
310
311	register_deactivation_hook(
312	__FILE__,
313	function() {
314	foreach ( get_transient_keys_with_prefix( STATIFY_WIDGET_DEFAULT_TRANSIENT_PREFIX ) as $key ) {
315	delete_transient( $key );
316	}
317	}
318	);
319	?>