Move post type specific functions into classes

includes/sp-conditional-functions.php

@@ -22,6 +22,24 @@ function is_sportspress() {
 	return apply_filters( 'is_sportspress', ( is_singular( array( 'sp_event', 'sp_calendar', 'sp_team', 'sp_table', 'sp_player', 'sp_list', 'sp_staff' ) ) ) ? true : false );
 }
 
+/**
+ * is_sp_config_type - Returns true if post is SportsPress config type
+ *
+ * @access public
+ * @return bool
+ */
+if ( ! function_exists( 'is_sp_config_type' ) ) {
+	function is_sp_config_type( $typenow = null ) {
+		if ( $typenow == null ) global $typenow;
+		
+		$post_types = array( 'sp_result', 'sp_outcome', 'sp_column', 'sp_performance', 'sp_metric', 'sp_statistic' );
+
+		if ( in_array( $typenow, $post_types ) )
+			return true;
+		return false;
+	}
+}
+
 if ( ! function_exists( 'is_ajax' ) ) {
 
 	/**