statify-widget / statify-widget.php

statify-widget.php in Statify Widget 1.0, at statify-widget.php

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1	<?php
2	/*
3	Plugin Name: Statify Widget: Beliebte Inhalte
4	Description: Widget für populäre Seiten, Artikel und andere Inhaltstypen auf der Grundlage des datenschutzkonformen Statistik Plugin Statify von Sergej Müller.
5	Author: Finn Dohrn
6	Author URI: http://bit01.de
7	Plugin URI: http://bit01.de/statify-widget
8	Version: 1.0
9	*/
10
11	require_once( ABSPATH . 'wp-admin/includes/plugin.php' );
12	require_once( 'Statify_Posts.class.php' );
13
14	define('DEFAULT_AMOUNT', 5);
15	define('DEFAULT_POST_TYPE','post');
16
17	class StatifyWidget extends WP_Widget {
18
19	function StatifyWidget() {
20	$widget_ops = array('classname' => 'statify-widget', 'description' => 'Zeigt beliebte Inhalte auf der Grundlage von Statify.' );
21	$this->WP_Widget('StatifyWidget', 'Statify Widget', $widget_ops);
22	}
23
24	function form($instance) {
25	$instance = wp_parse_args( (array) $instance, array( 'title' => '', 'amount' => DEFAULT_AMOUNT, 'post_type' => DEFAULT_POST_TYPE, 'show_visits' => false ) );
26	$title = $instance['title'];
27	$amount = $instance['amount'];
28	$post_type = $instance['post_type'];
29	$show_visits = $instance['show_visits'];
30	?>
31
32	<p>
33	<label for="<?php echo $this->get_field_id('title'); ?>">Titel:
34	<input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo attribute_escape($title); ?>" />
35	</label>
36	</p>
37	<p>
38	<label for="<?php echo $this->get_field_id('post_type'); ?>">Inhaltstyp:
39	<select class="widefat" id="<?php echo $this->get_field_id('post_type'); ?>" name="<?php echo $this->get_field_name('post_type'); ?>">
40	<?php
41	$post_types = get_post_types( array('public'=>true, 'show_ui'=>true), 'objects' );
42	foreach ( $post_types as $type ) {
43	$selected = ($post_type == $type->name) ? " selected" : "";
44	echo '<option value="'. $type->name . '"'. $selected .'>' . $type->labels->name . '</option>';
45	}
46	?>
47	</select>
48	</p>
49	<p>
50	<label for="<?php echo $this->get_field_id('amount'); ?>">Anzahl:
51	<input id="<?php echo $this->get_field_id('amount'); ?>" name="<?php echo $this->get_field_name('amount'); ?>" type="text" size="3" value="<?php echo attribute_escape($amount); ?>" />
52	</label>
53	</p>
54	<p>
55	<label for="<?php echo $this->get_field_id('show_visits'); ?>">
56	<input class="checkbox" type="checkbox" id="<?php echo $this->get_field_id('show_visits'); ?>" name="<?php echo $this->get_field_name('show_visits'); ?>" <?php checked($show_visits,'on'); ?>>
57	Aufrufe anzeigen?</label>
58	</p>
59	<?php
60	}
61
62	function update($new_instance, $old_instance) {
63	$instance = array();
64	$instance['title'] = ( ! empty( $new_instance['title'] ) ) ? strip_tags( $new_instance['title'] ) : '';
65	$instance['post_type'] = ( ! empty( $new_instance['post_type'] ) ) ? strip_tags( $new_instance['post_type'] ) : '';
66	$instance['amount'] = ( ! empty( $new_instance['amount'] ) ) ? strip_tags( $new_instance['amount'] ) : '';
67	$instance['show_visits'] = ( ! empty( $new_instance['show_visits'] ) ) ? strip_tags( $new_instance['show_visits'] ) : 0;
68	return $instance;
69	}
70
71	function widget($args, $instance) {
72	extract($args, EXTR_SKIP);
73
74	echo $before_widget;
75	$title = empty($instance['title']) ? '' : apply_filters('widget_title', $instance['title']);
76	$amount = empty($instance['amount']) ? DEFAULT_AMOUNT : $instance['amount'];
77	$post_type = empty($instance['post_type']) ? DEFAULT_POST_TYPE : $instance['post_type'];
78	$show_visits = ($instance['show_visits']) ? 1 : 0;
79
80	if (!empty($title)) echo $before_title . $title . $after_title;
81
82	$popular_content = Statify_Posts::get_posts($post_type, $amount);
83	if (empty( $popular_content )) {
84	echo "<p>Es gibt hier zu keine Einträge.</p>";
85	} else {
86	echo '<ol class="statify-widget">';
87	foreach($popular_content as $post) {
88	$visits = ($show_visits) ? " (" . $post['visits'] . ")" : '';
89	echo '<li><a href="' . $post['url'] . '">' . $post['title'] . $visits . '</a></li>';
90	}
91	echo "</ol>";
92	}
93
94	echo $after_widget;
95	}
96	}
97
98	function showErrorMessages() {
99	$html = '<div class="error"><p>';
100	$html .= __( 'Bitte installieren und aktivieren Sie zuerst das <a target="_blank" href="http://wordpress.org/plugins/statify/">Statify</a> Plugin von Sergej Müller.', 'error-statify-widget' );
101	$html .= '</p></div>';
102	echo $html;
103	}
104
105	function requires_statify_plugin() {
106	$plugin_bcd_plugin = 'statify/statify.php';
107	$plugin = plugin_basename( __FILE__ );
108	$plugin_data = get_plugin_data( __FILE__, false );
109
110	if ( !is_plugin_active( $plugin_bcd_plugin) ) {
111	deactivate_plugins ( $plugin );
112	add_action('admin_notices', 'showErrorMessages');
113	}
114	}
115
116	add_action( 'widgets_init', create_function('', 'return register_widget("StatifyWidget");') );
117	add_action( 'admin_init', 'requires_statify_plugin' );
118	?>
119