List all existing tokens, delete unused tokens

Author: Joel

app/controllers/tokens_controller.rb

@@ -1,8 +1,31 @@
 class TokensController < ApplicationController
+  rescue_from ActiveRecord::RecordNotFound do
+    flash[:error] = "Token #{params[:id]} not found."
+    redirect_to '/tokens'
+  end
+
   def new
     @token = Token.new
   end
 
+  def index
+    @tokens = Token.all(:order => 'updated_at desc')
+  end
+
+  def destroy
+    begin
+      Token.transaction do
+        @token = Token.find_by_slug!(params[:id])
+        raise ActiveRecord::ActiveRecordError if @token.claimed?
+        @token.destroy
+        flash[:notice] = "Destroyed the #{params[:id]} token."
+      end
+    rescue ActiveRecord::ActiveRecordError
+      flash[:error] = "Unable to destroy the #{params[:id]} token."
+    end
+    redirect_to '/tokens'
+  end
+
   def create
     token = Token.create!(params[:token])
     redirect_to token_path(token)
@@ -13,6 +36,7 @@ def create
 
   def show
     @token = Token.find_by_slug!(params[:id])
+    @other_tokens = Token.other_tokens(@token)
     @new_token_request = TokenRequest.new
   end
 

app/models/token.rb

@@ -11,6 +11,10 @@ def self.generate_slug(name)
   validates_presence_of :name, :slug
   validates_uniqueness_of :name
 
+  def self.other_tokens(t)
+    Token.order('updated_at desc').where( 'tokens.id != ?', t).limit(10)
+  end
+
   def to_param
     slug
   end

app/models/token_request.rb

@@ -10,6 +10,12 @@ class TokenRequest < ActiveRecord::Base
 
   delegate :name, :to => :user, :prefix => true
 
+  after_create :update_token
+
+  def update_token
+    token.touch
+  end
+
   def grant_claim
     unless claim_granted?
       update_attribute(:claim_granted_at, Time.now)

app/views/tokens/index.html

@@ -0,0 +1,14 @@
+<%= link_to "Create a new token", new_token_path %>
+<h1>Existing tokens:</h1>
+<ul>
+  <% @tokens.each do |token| %>
+  <li><h3><%= link_to token.name, token %></h3>
+      Last used: <%= token.updated_at %>
+      <% if token.claimed? %>      
+      <br />Currently held by <%= token.claimed_by.name %> for <%= token.claim_purpose %>
+      <% else %>
+      <br /><%= link_to("Delete", token, :method => :delete, :confirm => "Are you sure? Clicking Delete will delete your token!") %>
+      <% end %>
+  </li>
+  <% end %>
+</ul>

app/views/tokens/show.html.erb

@@ -34,6 +34,15 @@
   </fieldset>
 <% end %>
 
+<div id="other-tokens">
+  <h3><%= link_to "Other Recently Used Tokens", tokens_path %></h3>
+<ul>
+  <% @other_tokens.each do |token| %>
+    <li><%= link_to token.name, token %></li> 
+  <% end %>
+</ul>
+</div>
+
 <% if @token.has_queue? %>
   <table id="token-queue">
     <thead>

config/application.rb

@@ -24,7 +24,7 @@ class Application < Rails::Application
 
     # Set Time.zone default to the specified zone and make Active Record auto-convert to this zone.
     # Run "rake -D time" for a list of tasks for finding time zone names. Default is UTC.
-    # config.time_zone = 'Central Time (US & Canada)'
+    config.time_zone = 'Pacific Time (US & Canada)'
 
     # The default locale is :en and all translations from config/locales/*.rb,yml are auto loaded.
     # config.i18n.load_path += Dir[Rails.root.join('my', 'locales', '*.{rb,yml}').to_s]

public/stylesheets/application.css

@@ -51,6 +51,10 @@ div.field_with_errors {
   float: right;
 }
 
+#other-tokens {
+  float: right; clear: right; width: 400px; background-color: white; margin: 0 1em 1em; padding: 1.5em 1em 1em; border: 1px solid black;
+}
+
 #token-queue {
   margin: 1em;
   border-spacing: 0;