category-posts / cat-posts.php

cat-posts.php in Category Posts Block 2.3, at cat-posts.php

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1	<?php
2	/*
3	Plugin Name: Category Posts Widget
4	Plugin URI: http://jameslao.com/2009/07/29/category-posts-widget-2-0/
5	Description: Adds a widget that can display a specified number of posts from a single category. Can also set how many widgets to show.
6	Author: James Lao
7	Version: 2.3
8	Author URI: http://jameslao.com/
9	*/
10
11	class CategoryPosts extends WP_Widget {
12
13	function CategoryPosts() {
14	parent::WP_Widget(false, $name='Category Posts');
15	}
16
17	/**
18	* Displays category posts widget on blog.
19	*/
20	function widget($args, $instance) {
21	global $post, $wp_query;
22	extract( $args );
23
24	// If not title, use the name of the category.
25	if( !$instance["title"] ) {
26	$category_info = get_category($instance["cat"]);
27	$instance["title"] = $category_info->name;
28	}
29
30	// Get array of post info.
31	$cat_posts = new WP_Query("showposts=" . $instance["num"] . "&cat=" . $instance["cat"]);
32
33	echo $before_widget;
34
35	// Widget title
36
37	echo $before_title;
38	if( (bool) $instance["title_link"] )
39	echo '<a href="' . get_category_link($instance["cat"]) . '">' . $instance["title"] . '</a>';
40	else
41	echo $instance["title"];
42	echo $after_title;
43
44	// Post list
45	echo "<ul>\n";
46
47	while ( $cat_posts->have_posts() ) : $cat_posts->the_post();
48	?>
49	<li class='cat-post-item'>
50
51	<?php if ( (bool) $instance["thumbnail"] && function_exists('p75HasThumbnail') && p75HasThumbnail($cat_posts->post->ID) ) { ?>
52
53	<a href="<?php the_permalink(); ?>" title="<?php the_title_attribute(); ?>"><img class='alignleft' src='<?php echo p75GetThumbnail($post->ID, $instance["thumbnail_width"], $instance["thumbnail_height"]); ?>' alt='<?php the_title_attribute(); ?>' /></a>
54
55	<?php } // end thumbnail function check ?>
56
57	<a class="post-title" href="<?php the_permalink(); ?>" title="<?php the_title_attribute(); ?>"><?php the_title(); ?></a>
58
59	<?php if ( $instance['excerpt'] ) the_excerpt(); ?>
60	</li>
61	<?php
62	endwhile;
63
64	echo "</ul>\n";
65
66	echo $after_widget;
67	}
68
69	/**
70	* Form processing... Dead simple.
71	*/
72	function update($new_instance, $old_instance) {
73	$new_instance["cat"] = absint( $new_instance["cat"] );
74	$new_instance["exclude"] = (bool) $new_instance["exclude"];
75
76	return $new_instance;
77	}
78
79	/**
80	* The configuration form.
81	*/
82	function form($instance) {
83	?>
84	<p>
85	<label for="<?php echo $this->get_field_id("title"); ?>">
86	<?php _e( 'Title' ); ?>:
87	<input class="widefat" id="<?php echo $this->get_field_id("title"); ?>" name="<?php echo $this->get_field_name("title"); ?>" type="text" value="<?php echo esc_attr($instance["title"]); ?>" />
88	</label>
89	</p>
90
91	<p>
92	<label>
93	<?php _e( 'Category' ); ?>:
94	<?php wp_dropdown_categories( array( 'name' => $this->get_field_name("cat"), 'selected' => $instance["cat"] ) ); ?>
95	</label>
96	</p>
97
98	<p>
99	<label for="<?php echo $this->get_field_id("num"); ?>">
100	<?php _e('Number of posts to show'); ?>:
101	<input style="text-align: center;" id="<?php echo $this->get_field_id("num"); ?>" name="<?php echo $this->get_field_name("num"); ?>" type="text" value="<?php echo absint($instance["num"]); ?>" size='3' />
102	</label>
103	</p>
104
105	<p>
106	<label for="<?php echo $this->get_field_id("title_link"); ?>">
107	<input type="checkbox" class="checkbox" id="<?php echo $this->get_field_id("title_link"); ?>" name="<?php echo $this->get_field_name("title_link"); ?>"<?php checked( (bool) $instance["title_link"], true ); ?> />
108	<?php _e( 'Make widget title link' ); ?>
109	</label>
110	</p>
111
112	<p>
113	<label for="<?php echo $this->get_field_id("excerpt"); ?>">
114	<input type="checkbox" class="checkbox" id="<?php echo $this->get_field_id("excerpt"); ?>" name="<?php echo $this->get_field_name("excerpt"); ?>"<?php checked( (bool) $instance["excerpt"], true ); ?> />
115	<?php _e( 'Show post excerpt' ); ?>
116	</label>
117	</p>
118
119	<?php if ( function_exists("p75GetThumbnail") ) : ?>
120	<p>
121	<label for="<?php echo $this->get_field_id("thumbnail"); ?>">
122	<input type="checkbox" class="checkbox" id="<?php echo $this->get_field_id("thumbnail"); ?>" name="<?php echo $this->get_field_name("thumbnail"); ?>"<?php checked( (bool) $instance["thumbnail"], true ); ?> />
123	<?php _e( 'Show post thumbnail' ); ?>
124	</label>
125	</p>
126	<p>
127	<label>
128	<?php _e('Thumbnail dimensions'); ?>:<br />
129	<label for="<?php echo $this->get_field_id("thumbnail_width"); ?>">
130	W: <input class="widefat" style="width:40%;" type="text" id="<?php echo $this->get_field_id("thumbnail_width"); ?>" name="<?php echo $this->get_field_name("thumbnail_width"); ?>" value="<?php echo $instance["thumbnail_width"]; ?>" />
131	</label>
132
133	<label for="<?php echo $this->get_field_id("thumbnail_height"); ?>">
134	H: <input class="widefat" style="width:40%;" type="text" id="<?php echo $this->get_field_id("thumbnail_height"); ?>" name="<?php echo $this->get_field_name("thumbnail_height"); ?>" value="<?php echo $instance["thumbnail_height"]; ?>" />
135	</label>
136	</label>
137	</p>
138	<?php endif; ?>
139
140	<?php
141
142	}
143
144	}
145
146	add_action( 'widgets_init', create_function('', 'return register_widget("CategoryPosts");') );
147
148	?>
149