__('Shows Random Posts. You can customize it easily.', 'adv-rnd-posts') );
//Create widget
$this->WP_Widget('advancedrandomposts', __('Advanced Random Posts', 'adv-rnd-posts'), $widget_ops);
}
function widget($args, $instance) {
extract($args, EXTR_SKIP);
echo $before_widget;
$title = empty($instance['title']) ? __('Random Posts', 'adv-rnd-posts') : apply_filters('widget_title', $instance['title']);
$parameters = array(
'title' => $title,
'limit' => (int) $instance['show-num'],
'excerpt' => (int) $instance['excerpt-length'],
'actcat' => (bool) $instance['actcat'],
'cats' => esc_attr($instance['cats']),
'cusfield' => esc_attr($instance['cus-field']),
'w' => (int) $instance['width'],
'h' => (int) $instance['height'],
'firstimage' => (bool) $instance['firstimage'],
'atimage' =>(bool) $instance['atimage'],
'defimage' => esc_url($instance['defimage'])
);
if ( !empty( $title ) ) {
echo $before_title . $title . $after_title;
};
//print random posts
yg_randomposts($parameters);
echo $after_widget;
} //end of widget
//Update widget options
function update($new_instance, $old_instance) {
$instance = $old_instance;
//get old variables
$instance['title'] = esc_attr($new_instance['title']);
$instance['show-num'] = (int) abs($new_instance['show-num']);
if ($instance['show-num'] > 20) $instance['show-num'] = 20;
$instance['excerpt-length'] = (int) abs($new_instance['excerpt-length']);
$instance['cats'] = esc_attr($new_instance['cats']);
$instance['actcat'] = $new_instance['actcat'] ? 1 : 0;
$instance['cus-field'] = esc_attr($new_instance['cus-field']);
$instance['width'] = esc_attr($new_instance['width']);
$instance['height'] = esc_attr($new_instance['height']);
$instance['firstimage'] = $new_instance['first-image'] ? 1 : 0;
$instance['atimage'] = $new_instance['atimage'] ? 1 : 0;
$instance['defimage'] = esc_url($new_instance['def-image']);
return $instance;
} //end of update
//Widget options form
function form($instance) {
$instance = wp_parse_args( (array) $instance, array( 'title' => __('Advanced Random Posts','adv-rnd-posts'), 'show-num' => 10, 'excerpt-length' => 0, 'actcat' => 0, 'cats' => '', 'cus-field' => '', 'width' => '', 'height' => '', 'firstimage' => 0, 'atimage' => 0,'defimage'=>'' ) );
$title = esc_attr($instance['title']);
$show_num = (int) $instance['show-num'];
$excerpt_length = (int) $instance['excerpt-length'];
$cats = esc_attr($instance['cats']);
$actcat = (bool) $instance['actcat'];
$cus_field = esc_attr($instance['cus-field']);
$width = esc_attr($instance['width']);
$height = esc_attr($instance['height']);
$firstimage = (bool) $instance['firstimage'];
$atimage = (bool) $instance['atimage'];
$defimage = esc_url($instance['defimage']);
?>
px
px
/>
/>
/>
10, 'excerpt' => 0, 'actcat' => 0, 'cats'=>'', 'cusfield' =>'', 'w' => 48, 'h' => 48, 'firstimage' => 0, 'atimage' => 0, 'defimage' => '');
$args = wp_parse_args( $args, $defaults );
extract($args);
$limit = (int) abs($limit);
$firstimage = (bool) $firstimage;
$atimage = (bool) $atimage;
$defimage = esc_url($defimage);
$w = (int) $w;
$h = (int) $h;
$excerptlength = (int) abs($excerpt);
$excerpt = '';
$cats = str_replace(" ", "", esc_attr($cats));
if (($limit < 1 ) || ($limit > 20)) $limit = 10;
if (($actcat) && (is_category())) {
$cats = get_query_var('cat');
}
if (($actcat) && (is_single())) {
$cats = '';
foreach (get_the_category() as $catt) {
$cats .= $catt->cat_ID.' ';
}
$cats = str_replace(" ", ",", trim($cats));
}
if (!intval($cats)) $cats='';
$query = "cat=$cats&showposts=$limit&orderby=rand";
$rnd_posts = get_posts($query); //get posts by random
$postlist = '';
$height = $h ? ' height = "' . $h .'"' : '';
$width = $w ? ' width = "' . $w . '"' : '';
foreach ($rnd_posts as $post) {
$post_title = htmlspecialchars(stripslashes($post->post_title));
if ($excerptlength) {
$excerpt = $post->post_excerpt;
if ( '' == $excerpt ) {
$text = $post->post_content;
$text = strip_shortcodes( $text );
$text = str_replace(']]>', ']]>', $text);
$text = strip_tags($text);
$excerpt_length = 100;
$words = explode(' ', $text, $excerpt_length + 1);
if (count($words) > $excerpt_length) {
array_pop($words);
$text = implode(' ', $words);
}
$excerpt = $text;
}
if(strlen($excerpt) > $excerptlength) {
$excerpt = mb_substr($excerpt, 0, $excerptlength) . '...';
}
$excerpt = ': ' . $excerpt;
}
$image = '';
$img = '';
if ($cusfield) {
$cusfield = esc_attr($cusfield);
$img = get_post_meta($post->ID, $cusfield, true);
}
if (!$img && $firstimage) {
$match_count = preg_match_all("//", $post->post_content, $match_array, PREG_PATTERN_ORDER);
$img = $match_array[1][0];
}
if (!$img && $atimage) {
$p = array(
'post_type' => 'attachment',
'post_mime_type' => 'image',
'numberposts' => 1,
'order' => 'ASC',
'orderby' => 'menu_order ID',
'post_status' => null,
'post_parent' => $post->ID
);
$attachments = get_posts($p);
if ($attachments) {
$imgsrc = wp_get_attachment_image_src($attachments[0]->ID, 'thumbnail');
$img = $imgsrc[0];
}
}
if (!$img && $defimage)
$img = $defimage;
if ($img)
$image = '
';
$postlist .= "ID) . "\" title=\"". $post_title ."\" >$image" . $post_title ."$excerpt\n";
}
echo '';
echo $postlist;
echo '
';
}
?>