Add an Update class for absttractions

Author: aristath

classes/update/class-update-111.php

@@ -14,7 +14,7 @@
  *
  * @package Progress_Planner
  */
-class Update_111 {
+class Update_111 extends Update {
 
 	const VERSION = '1.1.1';
 

classes/update/class-update-130.php

@@ -15,7 +15,7 @@
  *
  * @package Progress_Planner
  */
-class Update_130 {
+class Update_130 extends Update {
 
 	const VERSION = '1.3.0';
 

classes/update/class-update-140.php

@@ -12,7 +12,7 @@
  *
  * @package Progress_Planner
  */
-class Update_140 {
+class Update_140 extends Update {
 
 	const VERSION = '1.4.0';
 

classes/update/class-update-161.php

@@ -12,7 +12,7 @@
  *
  * @package Progress_Planner
  */
-class Update_161 {
+class Update_161 extends Update {
 
 	const VERSION = '1.6.1';
 

classes/update/class-update.php

@@ -0,0 +1,23 @@
+<?php
+/**
+ * Update class abstract.
+ *
+ * @package Progress_Planner
+ */
+
+namespace Progress_Planner\Update;
+
+/**
+ * Update class abstract.
+ *
+ * @package Progress_Planner
+ */
+abstract class Update {
+
+	/**
+	 * Run the update.
+	 *
+	 * @return void
+	 */
+	abstract public function run();
+}