/**
 * Inserts FLV Player button into media library popup
 * @return the amended form_fields structure
 * @param $form_fields Object
 * @param $post Object
 */
function egmInsertFLVButton($form_fields, $post) {
	global $wp_version;

	$file = wp_get_attachment_url($post->ID);

	// Only add the extra button if the attachment is an flv file
	if ($post->post_mime_type == 'video/x-flv') {
		$form_fields["url"]["html"] .= "<button type='button' class='button urlflvplayer FLV_embedd-" . $post->ID . "' value='[flv:" . attribute_escape($file) . "]' title='[flv:" . attribute_escape($file) . "]'>FLV Player</button>";

			if (version_compare($wp_version, "2.7", "<")) {
				$form_fields["url"]["html"] .= "<script type='text/javascript'>
				jQuery('button.FLV_embedd-" . $post->ID . "').bind('click', function(){jQuery(this).siblings('input').val(this.value);});
				</script>\n";
			}
	}

	return $form_fields;
}
add_filter("attachment_fields_to_edit", "egmInsertFLVButton", 20, 2);



/**
 * Format the html inserted when the FLV Player button is used
 * @param $html String
 * @return String
 */

function egmSendToEditor($html) {
	if (preg_match("/<a ([^=]+=['\"][^\"']+['\"] )*href=['\"](\[flv:([^\"']+\.flv)])['\"]( [^=]+=['\"][^\"']+['\"])*>([^<]*)<\/a>/i", $html, $matches)) {
		$html = $matches[2];
		if (strlen($matches[5]) > 0) {
			$html = preg_replace("/]$/i", " 480 360]", $html);
		}
	}
	return $html;
}
add_filter( 'media_send_to_editor', 'egmSendToEditor' );