Move sports presets class

includes/class-sp-sports.php

@@ -1,16 +1,33 @@
 <?php
 /**
- * SportsPress sports
+ * SportsPress Admin Sports Class.
  *
- * The SportsPress sports class stores preset sport data.
+ * The SportsPress admin sports class stores preset sport data.
  *
  * @class 		SP_Sports
- * @version		0.7
- * @package		SportsPress/Classes
+ * @version		0.8
+ * @package		SportsPress/Admin
  * @category	Class
  * @author 		ThemeBoy
  */
 class SP_Sports {
+	private static $presets = array();
+
+	/**
+	 * Include the preset classes
+	 */
+	public static function get_presets() {
+		if ( empty( self::$presets ) ) {
+			$presets = array();
+
+			include_once( 'preset/class-sp-preset-sport.php' );
+
+			$presets[] = include( 'preset/class-sp-preset-soccer.php' );
+
+			self::$presets = apply_filters( 'sportspress_get_presets', $presets );
+		}
+		return self::$presets;
+	}
 
 	/** @var array Array of sports */
 	private $data;