From fc3b723d374a8488407a4340b36ff37bd575b60f Mon Sep 17 00:00:00 2001
From: Roan Kattouw <roan.kattouw@gmail.com>
Date: Thu, 3 Nov 2016 18:20:11 -0700
Subject: [PATCH] Don't register flow-thank when Flow is not installed

This causes issues with uninstalling Flow.

Bug: T148611
Change-Id: I2a282b06848e0e2074bb69d12b7aed143204fd2e
---
 Thanks.hooks.php | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/Thanks.hooks.php b/Thanks.hooks.php
index b6a519fd..d6a5011b 100644
--- a/Thanks.hooks.php
+++ b/Thanks.hooks.php
@@ -187,16 +187,18 @@ class ThanksHooks {
 			],
 		];
 
-		$notifications['flow-thank'] = [
-			'category' => 'edit-thank',
-			'group' => 'positive',
-			'section' => 'message',
-			'presentation-model' => 'EchoFlowThanksPresentationModel',
-			'bundle' => [
-				'web' => true,
-				'expandable' => true,
-			],
-		];
+		if ( class_exists( Flow\FlowPresentationModel::class ) ) {
+			$notifications['flow-thank'] = [
+				'category' => 'edit-thank',
+				'group' => 'positive',
+				'section' => 'message',
+				'presentation-model' => 'EchoFlowThanksPresentationModel',
+				'bundle' => [
+					'web' => true,
+					'expandable' => true,
+				],
+			];
+		}
 
 		$icons['thanks'] = [
 			'path' => 'Thanks/ThankYou.png',