/**
* Front-end display of widget.
*
* @see WP_Widget::widget()
*
* @param array $args Widget arguments.
* @param array $instance Saved values from database.
*/
public function widget($args, $instance)
{
$out = '';
if ($instance['comic'] == 'specific') {
$id = $instance['comic_id'];
} else {
$id = $instance['comic'];
}
$xkcd = new XKCD_Comic();
$content = $xkcd->get($id);
echo $args['before_widget'];
if ($instance['comic_title']) {
echo $args['before_title'] . apply_filters('widget_title', esc_attr($content->safe_title)) . $args['after_title'];
} else {
echo $args['before_title'] . apply_filters('widget_title', $instance['title']) . $args['after_title'];
}
$out .= '<a href="http://xkcd.com/' . $content->num . '" target="_blank">';
$out .= '<img class="xkcd-img" src="' . esc_url($content->img) . '" title="' . esc_attr($content->alt) . '" >';
$out .= '</a>';
echo $out;
echo $args['after_widget'];
}
function xkcd_api_embed($atts)
{
$xkcd = new XKCD_Comic();
$atts = shortcode_atts(array('comic' => '1', 'display_title' => false, 'transcript' => false), $atts);
//check to see if the comic attribute is a valid one
//if not, return a default setting
if ($atts['comic'] != 'latest' && $atts['comic'] != 'random' && !is_numeric($atts['comic'])) {
$atts['comic'] = '1';
}
$out = '';
$content = $xkcd->get($atts['comic']);
if ($atts['display_title']) {
$out .= '<h3 class="xkcd-title">' . esc_attr($content->safe_title) . '</h3>';
}
$out .= '<a href="http://xkcd.com/' . $content->num . '" target="_blank">';
$out .= '<img class="xkcd-img" src="' . esc_url($content->img) . '" title="' . esc_attr($content->alt) . '" >';
$out .= '</a>';
if ($atts['transcript']) {
$out .= '<div style="display:none">' . esc_html($content->transcript) . '</div>';
}
return $out;
}