';
}
$id = ( ! empty( $content ) ) ? $content : $atts[0];
// Parse a URL
if ( ! is_numeric( $id ) ) {
$id = preg_replace( '#https?://gist.github.com/([a-zA-Z0-9]+)#', '$1', $id );
}
if ( ! $id ) {
return '';
}
wp_enqueue_script( 'jetpack-gist-embed', plugins_url( 'js/gist.js', __FILE__ ), array( 'jquery' ), false, true );
if ( false !== strpos( $id, '#file-' ) ) {
// URL points to a specific file in the gist
$id = str_replace( '#file-', '.json?file=', $id );
$id = preg_replace( '/\-(?!.*\-)/', '.', $id );
} else {
$file = ( ! empty( $atts['file'] ) ) ? '?file=' . urlencode( $atts['file'] ) : '';
// URL points to the entire gist
$id .= ".json$file";
}
// inline style to prevent the bottom margin to the embed that themes like TwentyTen, et al., add to tables
$return = '';
if ( isset( $_POST[ 'type' ] ) && 'embed' === $_POST[ 'type' ] &&
isset( $_POST[ 'action' ] ) && 'parse-embed' === $_POST['action'] ) {
return github_gist_simple_embed( $id );
}
return $return;
}
/**
* Use script tag to load shortcode in editor.
*
* @since 3.9.0
*
* @param string $id The ID of the gist.
*
* @return string
*/
function github_gist_simple_embed( $id ) {
$id = str_replace( 'json', 'js', $id );
return '';
}