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<?php
/**
* Digg changed their button API.
*
* The old style button was something like this:
* [digg=http://digg.com/some-digg-permalink] - uses digg permalink as id.
*
* The new style is:
* [digg class="wide"] # The class options are: 'wide', 'medium', 'compact', 'icon'
* and uses get_permalink() as id.
*
* @author Veselin Nikolov
*/
function digg_shortcode_js() {
echo '
<script type="text/javascript">
(function(){var s=document.createElement("SCRIPT"),s1=document.getElementsByTagName("SCRIPT")[0];s.type="text/javascript";s.async=true;s.src="http://widgets.digg.com/buttons.js";s1.parentNode.insertBefore(s,s1);})();
</script>
';
}
function digg_shortcode( $atts ) {
static $printed_digg_code = false;
if ( ! $printed_digg_code ) {
add_action( 'wp_footer', 'digg_shortcode_js' );
$printed_digg_code = true;
}
if ( isset( $atts['class']) && in_array( $atts['class'], array( 'wide', 'medium', 'compact', 'icon' ) ) )
$class = ucfirst( $atts['class'] );
else
$class = 'Medium';
return '<a class="DiggThisButton Digg' . $class . '" href="http://digg.com/submit?url=' . urlencode( get_permalink() ) . '&title=' . urlencode( get_the_title() ) . '"></a>';
}
add_shortcode( 'digg', 'digg_shortcode' );
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