adds after_validation method to UriValidator

This is used to revert the workaround applied on fragment part of the
URI to accept multiple sharp sign in the URI.

This decoding of sharp sign in the fragment part allows to keep visual match
with the user input.

Author: Trim

app/models/bookmark.rb

@@ -33,6 +33,10 @@ class Bookmark < Content
     bookmark.link = UriValidator.before_validation(bookmark.link);
   end
 
+  after_validation do |bookmark|
+    bookmark.link = UriValidator.after_validation(bookmark.link);
+  end
+
   def create_node(attrs={})
     attrs[:cc_licensed] = false
     super

app/models/link.rb

@@ -34,6 +34,10 @@ class Link < ActiveRecord::Base
     link.url = UriValidator.before_validation(link.url);
   end
 
+  after_validation do |link|
+    link.url = UriValidator.after_validation(link.url);
+  end
+
 ### Behaviour ###
 
   def self.hit(id)

app/models/user.rb

@@ -44,6 +44,11 @@ class User < ActiveRecord::Base
     user.mastodon_url = UriValidator.before_validation(user.mastodon_url)
   end
 
+  after_validation do |user|
+    user.homesite = UriValidator.after_validation(user.homesite)
+    user.mastodon_url = UriValidator.after_validation(user.mastodon_url)
+  end
+
   def self.collective
     find_by(name: "Collectif")
   end

app/validators/uri_validator.rb

@@ -54,4 +54,15 @@ def self.before_validation(raw, default_scheme='http://')
     return raw
   end
 
+  def self.after_validation(raw)
+    # Decodes sharp signs (#) found in URI fragment to keep visual match with
+    # the user input
+    fragments = raw.split("#")
+    if (fragments.length == 2)
+      raw = fragments[0] + '#' + fragments[1].gsub('%23', '#')
+    end
+
+    return raw
+  end
+
 end