statify-widget / statify-widget.php

statify-widget.php in Statify Widget 1.1, 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://www.bit01.de/
7	Plugin URI: http://www.bit01.de/blog/statify-widget/
8	Version: 1.1
9	*/
10	require_once( ABSPATH . 'wp-admin/includes/plugin.php' );
11	require_once( 'Statify_Posts.class.php' );
12
13	define('DEFAULT_AMOUNT', 5);
14	define('DEFAULT_POST_TYPE','post');
15
16	class StatifyWidget extends WP_Widget {
17	function StatifyWidget() {
18	$widget_ops = array('classname' => 'statify-widget', 'description' => 'Zeigt beliebte Inhalte auf der Grundlage von Statify.' );
19	$this->WP_Widget('StatifyWidget', 'Statify Widget', $widget_ops);
20	}
21	function form($instance) {
22	$instance = wp_parse_args( (array) $instance, array( 'title' => '', 'amount' => DEFAULT_AMOUNT, 'post_type' => DEFAULT_POST_TYPE, 'show_visits' => false ) );
23	$title = $instance['title'];
24	$amount = $instance['amount'];
25	$post_type = $instance['post_type'];
26	$show_visits = $instance['show_visits'];
27	?>
28	<p>
29	<label for="<?php echo $this->get_field_id('title'); ?>">Titel:
30	<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); ?>" />
31	</label>
32	</p>
33	<p>
34	<label for="<?php echo $this->get_field_id('post_type'); ?>">Inhaltstyp:
35	<select class="widefat" id="<?php echo $this->get_field_id('post_type'); ?>" name="<?php echo $this->get_field_name('post_type'); ?>">
36	<?php
37	$post_types = get_post_types( array('public'=>true, 'show_ui'=>true), 'objects' );
38	foreach ( $post_types as $type ) {
39	$selected = ($post_type == $type->name) ? " selected" : "";
40	echo '<option value="'. $type->name . '"'. $selected .'>' . $type->labels->name . '</option>';
41	}
42	?>
43	</select>
44	</p>
45	<p>
46	<label for="<?php echo $this->get_field_id('amount'); ?>">Anzahl:
47	<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); ?>" />
48	</label>
49	</p>
50	<p>
51	<label for="<?php echo $this->get_field_id('show_visits'); ?>">
52	<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'); ?>>
53	Aufrufe anzeigen?</label>
54	</p>
55	<?php
56	}
57	function update($new_instance, $old_instance) {
58	$instance = array();
59	$instance['title'] = ( ! empty( $new_instance['title'] ) ) ? strip_tags( $new_instance['title'] ) : '';
60	$instance['post_type'] = ( ! empty( $new_instance['post_type'] ) ) ? strip_tags( $new_instance['post_type'] ) : '';
61	$instance['amount'] = ( ! empty( $new_instance['amount'] ) ) ? strip_tags( $new_instance['amount'] ) : '';
62	$instance['show_visits'] = ( ! empty( $new_instance['show_visits'] ) ) ? strip_tags( $new_instance['show_visits'] ) : 0;
63	return $instance;
64	}
65	function widget($args, $instance) {
66	extract($args, EXTR_SKIP);
67
68	echo $before_widget;
69	$title = empty($instance['title']) ? '' : apply_filters('widget_title', $instance['title']);
70	$amount = empty($instance['amount']) ? DEFAULT_AMOUNT : $instance['amount'];
71	$post_type = empty($instance['post_type']) ? DEFAULT_POST_TYPE : $instance['post_type'];
72	$show_visits = ($instance['show_visits']) ? 1 : 0;
73
74	if (!empty($title)) echo $before_title . $title . $after_title;
75
76	$popular_content = Statify_Posts::get_posts($post_type, $amount);
77	if (empty( $popular_content )) {
78	echo "<p>Es gibt hier zu keine Einträge.</p>";
79	} else {
80	echo '<ol class="statify-widget">'."\n";
81	foreach($popular_content as $post) {
82	$visits = ($show_visits) ? " (" . $post['visits'] . " Aufrufe)" : '';
83	echo '<li><a title="' . $post['title']. '" href="' . $post['url'] . '">' . $post['title'] . $visits . '</a></li>'."\n";
84	}
85	echo "</ol>"."\n";
86	}
87
88	echo $after_widget;
89	}
90	}
91	function showErrorMessages() {
92	$html = '<div class="error"><p>';
93	$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' );
94	$html .= '</p></div>';
95	echo $html;
96	}
97	function requires_statify_plugin() {
98	$plugin_bcd_plugin = 'statify/statify.php';
99	$plugin = plugin_basename( __FILE__ );
100	$plugin_data = get_plugin_data( __FILE__, false );
101
102	if ( !is_plugin_active( $plugin_bcd_plugin) ) {
103	deactivate_plugins ( $plugin );
104	add_action('admin_notices', 'showErrorMessages');
105	}
106	}
107	add_action( 'widgets_init', create_function('', 'return register_widget("StatifyWidget");') );
108	add_action( 'admin_init', 'requires_statify_plugin' );
109	?>