From 8d714820a4f78a3956607109f449f2b18e1e088b Mon Sep 17 00:00:00 2001
From: evazion <noizave@gmail.com>
Date: Tue, 27 Dec 2016 21:33:44 -0600
Subject: [PATCH] Fix `undefined method `is_deleted?' for nil` on
 /post_appeals.

Fix this exception:

    undefined method `is_deleted?' for nil:NilClass
    app/models/post_appeal.rb:72:in `resolved?'
    app/views/post_appeals/index.html.erb:23:in `block in _app_views_post_appeals_index_html_erb__2678117644687662585_70170674603580'
    app/views/post_appeals/index.html.erb:17:in `_app_views_post_appeals_index_html_erb__2678117644687662585_70170674603580'
    app/controllers/post_appeals_controller.rb:13:in `index'

that occurs on these pages:

    http://danbooru.donmai.us/post_appeals?limit=1&page=a2928
    http://danbooru.donmai.us/post_appeals?limit=1&page=a2929
    http://danbooru.donmai.us/post_appeals?limit=1&page=a2930
    http://danbooru.donmai.us/post_appeals?limit=1&page=a2931
    http://danbooru.donmai.us/post_appeals?limit=1&page=a2934
    http://danbooru.donmai.us/post_appeals?limit=1&page=a2936
    http://danbooru.donmai.us/post_appeals?limit=1&page=a2937
    http://danbooru.donmai.us/post_appeals?limit=1&page=a2945
    http://danbooru.donmai.us/post_appeals?limit=1&page=a2949
---
 app/models/post_appeal.rb | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/app/models/post_appeal.rb b/app/models/post_appeal.rb
index 7e933ccf1..ccec459fd 100644
--- a/app/models/post_appeal.rb
+++ b/app/models/post_appeal.rb
@@ -3,7 +3,7 @@ class PostAppeal < ActiveRecord::Base
 
   belongs_to :creator, :class_name => "User"
   belongs_to :post
-  validates_presence_of :reason, :creator_id, :creator_ip_addr
+  validates_presence_of :post, :reason, :creator_id, :creator_ip_addr
   validate :validate_post_is_inactive
   validate :validate_creator_is_not_limited
   before_validation :initialize_creator, :on => :create
@@ -69,7 +69,7 @@ class PostAppeal < ActiveRecord::Base
   extend SearchMethods
 
   def resolved?
-    !post.is_deleted? && !post.is_flagged?
+    post.present? && !post.is_deleted? && !post.is_flagged?
   end
 
   def is_resolved
@@ -86,7 +86,7 @@ class PostAppeal < ActiveRecord::Base
   end
 
   def validate_post_is_inactive
-    if !post.is_deleted? && !post.is_flagged?
+    if resolved?
       errors[:post] << "is active"
       false
     else