* Removed unapprovals, added post flags and post appeals (still need to update tests)

* Restyled text

app/models/post_flag.rb

@@ -0,0 +1,34 @@
+class PostFlag < ActiveRecord::Base
+  class Error < Exception ; end
+  
+  belongs_to :creator, :class_name => "User"
+  belongs_to :post
+  validates_presence_of :reason, :creator_id, :creator_ip_addr
+  validate :creator_is_not_limited
+  validate :validate_post_is_active
+  before_validation :initialize_creator, :on => :create
+  validates_uniqueness_of :creator_id, :scope => :post_id
+  
+  def validate_creator_is_not_limited
+    if PostAppeal.for_user(creator_id).recent.count >= 10
+      errors[:creator] << "can flag 10 posts a day"
+      false
+    else
+      true
+    end
+  end
+  
+  def validate_post_is_active
+    if post.is_deleted?
+      errors[:post] << "is deleted"
+      false
+    else
+      true
+    end
+  end
+  
+  def initialize_creator
+    self.creator_id = CurrentUser.id
+    self.creator_ip_addr = CurrentUser.ip_addr
+  end
+end