Add user gramposts

app/assets/stylesheets/custom.css.scss

@@ -184,3 +184,37 @@ input, textarea, select, .uneditable-input {
     }
   }
 }
+
+/* gramposts */
+
+.gramposts {
+  list-style: none;
+  margin: 10px 0 0 0;
+
+  li {
+    padding: 10px 0;
+    border-top: 1px solid #e8e8e8;
+  }
+}
+
+.title {
+  display: block;
+  font-weight: bold;
+}
+
+.content {
+  display: block;
+}
+.timestamp {
+  color: $grayLight;
+}
+.gravatar {
+  float: left;
+  margin-right: 10px;
+}
+aside {
+  textarea {
+    height: 100px;
+    margin-bottom: 5px;
+  }
+}

app/controllers/gramposts_controller.rb

@@ -0,0 +1,29 @@
+class GrampostsController < ApplicationController
+  before_filter :signed_in_user, only: [:create, :destroy]
+  before_filter :correct_user, only: :destroy
+
+  def create
+    @grampost = current_user.gramposts.build(params[:grampost])
+    if @grampost.save
+      flash[:success] = "Grampost created!"
+      redirect_to root_path
+    else
+      @feed_items = []
+      render 'static_pages/home'
+    end
+  end
+
+  def destroy
+    @grampost.destroy
+    redirect_back_or root_path
+  end
+
+  def index
+  end
+
+  private
+    def correct_user
+      @grampost = current_user.gramposts.find_by_id(params[:id])
+      redirect_to root_path if @grampost.nil?
+    end
+end

app/controllers/static_pages_controller.rb

@@ -1,5 +1,9 @@
 class StaticPagesController < ApplicationController
   def home
+    if signed_in?
+      @grampost = current_user.gramposts.build
+      @feed_items = current_user.feed.paginate(page: params[:page])
+    end
   end
 
   def help

app/controllers/users_controller.rb

@@ -28,6 +28,7 @@ def update
 
   def show
     @user = User.find(params[:id])
+    @gramposts = @user.gramposts.paginate(page: params[:page])
   end
 
   def new
@@ -47,13 +48,6 @@ def create
 
   private
 
-    def signed_in_user
-      unless signed_in?
-        store_location
-        redirect_to signin_path, notice: "Please sign in."
-      end
-    end
-
     def correct_user
       @user = User.find(params[:id])
       redirect_to(root_path) unless current_user?(@user)

app/helpers/gramposts_helper.rb

@@ -0,0 +1,15 @@
+module GrampostsHelper
+
+  def wrap(description)
+    sanitize(raw(description.split.map{ |s| wrap_long_string(s) }.join(' ')))
+  end
+
+  private
+
+    def wrap_long_string(text, max_width = 30)
+      zero_width_space = "​"
+      regex = /.{1,#{max_width}}/
+      (text.length < max_width) ? text : 
+                                  text.scan(regex).join(zero_width_space)
+    end
+end

app/helpers/sessions_helper.rb

@@ -35,6 +35,13 @@ def store_location
     session[:return_to] = request.fullpath
   end
 
+  def signed_in_user
+    unless signed_in?
+      store_location
+      redirect_to signin_path, notice: "Please sign in."
+    end
+  end
+
   private
 
     def user_from_remember_token

app/models/grampost.rb

@@ -0,0 +1,21 @@
+# == Schema Information
+#
+# Table name: gramposts
+#
+#  id          :integer         not null, primary key
+#  title       :string(255)
+#  description :string(255)
+#  user_id     :integer
+#  created_at  :datetime        not null
+#  updated_at  :datetime        not null
+#
+
+class Grampost < ActiveRecord::Base
+  attr_accessible :title, :description
+  belongs_to :user
+
+  validates :user_id, presence: true
+  validates :title, presence: true, length: { maximum: 140 }
+
+  default_scope order: 'gramposts.created_at DESC'
+end

app/models/user.rb

@@ -2,16 +2,20 @@
 #
 # Table name: users
 #
-#  id         :integer         not null, primary key
-#  name       :string(255)
-#  email      :string(255)
-#  created_at :datetime        not null
-#  updated_at :datetime        not null
+#  id              :integer         not null, primary key
+#  name            :string(255)
+#  email           :string(255)
+#  created_at      :datetime        not null
+#  updated_at      :datetime        not null
+#  password_digest :string(255)
+#  remember_token  :string(255)
+#  admin           :boolean         default(FALSE)
 #
 
 class User < ActiveRecord::Base
   attr_accessible :name, :email, :password, :password_confirmation
   has_secure_password
+  has_many :gramposts, dependent: :destroy
 
   before_save { |user| user.email = email.downcase }
   before_save :create_remember_token
@@ -24,6 +28,10 @@ class User < ActiveRecord::Base
   validates :password, length: { minimum: 6 }
   validates :password_confirmation, presence: true
 
+  def feed
+    Grampost.where("user_id = ?", id)
+  end
+
   private
 
     def create_remember_token

app/views/gramposts/_grampost.html.erb

@@ -0,0 +1,12 @@
+<li>
+  <span class="title"><%= grampost.title %></span>
+  <span class="content"><%= wrap(grampost.description) %></span>
+  <span class="timestamp">
+    Posted <%= time_ago_in_words(grampost.created_at) %> ago.
+  </span>
+  <% if current_user?(grampost.user) %>
+    <%= link_to "delete", grampost, method:  :delete,
+                                     confirm: "You sure?",
+                                     title:   grampost.title %>
+  <% end %>
+</li>

app/views/shared/_error_messages.html.erb

@@ -1,10 +1,10 @@
-<% if @user.errors.any? %>
+<% if object.errors.any? %>
   <div id="error_explanation">
     <div class="alert alert-error">
-      The form contains <%= pluralize(@user.errors.count, "error") %>.
+      The form contains <%= pluralize(object.errors.count, "error") %>.
     </div>
     <ul>
-    <% @user.errors.full_messages.each do |msg| %>
+    <% object.errors.full_messages.each do |msg| %>
       <li>* <%= msg %></li>
     <% end %>
     </ul>

app/views/shared/_feed.html.erb

@@ -0,0 +1,6 @@
+<% if @feed_items.any? %>
+  <ol class="gramposts">
+    <%= render partial: 'shared/feed_item', collection: @feed_items %>
+  </ol>
+  <%= will_paginate @feed_items %>
+<% end %>

app/views/shared/_feed_item.html.erb

@@ -0,0 +1,16 @@
+<li id="<%= feed_item.id %>">
+  <%= link_to gravatar_for(feed_item.user), feed_item.user %>
+  <span class="user">
+    <%= link_to feed_item.user.name, feed_item.user %>
+  </span>
+  <span class="title"><%= feed_item.title %></span>
+  <span class="content"><%= wrap(feed_item.description) %></span>
+  <span class="timestamp">
+    Posted <%= time_ago_in_words(feed_item.created_at) %> ago.
+  </span>
+  <% if current_user?(feed_item.user) %>
+    <%= link_to "delete", feed_item, method:  :delete,
+                                     confirm: "You sure?",
+                                     title:   feed_item.title %>
+  <% end %>
+</li>

app/views/shared/_grampost_form.html.erb

@@ -0,0 +1,8 @@
+<%= form_for(@grampost) do |f| %>
+  <%= render 'shared/error_messages', object: f.object %>
+  <div class="field">
+    <%= f.text_field :title, placeholder: "Grampost title..." %>
+    <%= f.text_area :description, placeholder: "Describe the details of your grampost..." %>
+  </div>
+  <%= f.submit "Post", class: "btn btn-large btn-primary" %>
+<% end %>

app/views/shared/_user_info.html.erb

@@ -0,0 +1,9 @@
+<a href="<%= user_path(current_user) %>">
+  <%= gravatar_for current_user, size: 52 %>
+</a>
+<h1>
+  <%= current_user.name %>
+</h1>
+<span>
+  <%= link_to "view my profile", current_user %>
+</span>

app/views/static_pages/home.html.erb

@@ -1,13 +1,30 @@
-<div class="center hero-unit">
-  <h1>Welcome to Gramlist</h1>
+<% if signed_in? %>
+  <div class="row">
+    <aside class="span4">
+      <section>
+        <%= render 'shared/user_info' %>
+      </section>
+      <section>
+        <%= render 'shared/grampost_form' %>
+      </section>
+    </aside>
+    <div class="span8">
+      <h3>Grampost Feed</h3>
+      <%= render 'shared/feed' %>
+    </div>
+  </div>
+<% else %>
+  <div class="center hero-unit">
+    <h1>Welcome to Gramlist</h1>
 
-  <h2>
-    This is the home page for the
-    <a href="http://railstutorial.org/">Ruby on Rails Tutorial</a>
-    sample application.
-  </h2>
-
-  <%= link_to "Sign up now!", signup_path, class: "btn btn-large btn-primary" %>
-</div>
+    <h2>
+      This is the home page for the
+      <a href="http://railstutorial.org/">Ruby on Rails Tutorial</a>
+      sample application.
+    </h2>
+    
+    <%= link_to "Sign up now!", signup_path, class: "btn btn-large btn-primary" %>
+  </div>
 
-<%= link_to image_tag("rails.png", alt: "Rails"), 'http://rubyonrails.org/' %>
+  <%= link_to image_tag("rails.png", alt: "Rails"), 'http://rubyonrails.org/' %>
+<% end %>

app/views/users/new.html.erb

@@ -4,7 +4,7 @@
 <div class="row">
   <div class="span6 offset3">
     <%= form_for(@user) do |f| %>
-      <%= render 'shared/error_messages' %>
+      <%= render 'shared/error_messages', object: f.object %>
 
       <%= f.label :name %>
       <%= f.text_field :name %>

app/views/users/show.html.erb

@@ -8,4 +8,13 @@
       </h1>
     </section>
   </aside>
+  <div class="span8">
+    <% if @user.gramposts.any? %>
+      <h3>Gramposts</h3>
+      <ol class="gramposts">
+        <%= render @gramposts %>
+      </ol>
+      <%= will_paginate @gramposts %>
+    <% end %>
+  </div>
 </div>

config/application.rb

@@ -54,7 +54,7 @@ class Application < Rails::Application
     # This will create an empty whitelist of attributes available for mass-assignment for all models
     # in your app. As such, your models will need to explicitly whitelist or blacklist accessible
     # parameters by using an attr_accessible or attr_protected declaration.
-    # config.active_record.whitelist_attributes = true
+    config.active_record.whitelist_attributes = true
 
     # Enable the asset pipeline
     config.assets.enabled = true

config/routes.rb

@@ -1,6 +1,7 @@
 Gramlist::Application.routes.draw do
   resources :users
   resources :sessions, only: [:new, :create, :destroy]
+  resources :gramposts, only: [:create, :destroy, :index]
 
   root to: 'static_pages#home'
   match '/signup',    to: 'users#new'

db/migrate/20120424042957_create_gramposts.rb

@@ -0,0 +1,12 @@
+class CreateGramposts < ActiveRecord::Migration
+  def change
+    create_table :gramposts do |t|
+      t.string :title
+      t.string :description
+      t.integer :user_id
+
+      t.timestamps
+    end
+    add_index :gramposts, [:user_id, :created_at]
+  end
+end

db/schema.rb

@@ -11,7 +11,17 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20120422232839) do
+ActiveRecord::Schema.define(:version => 20120424042957) do
+
+  create_table "gramposts", :force => true do |t|
+    t.string   "title"
+    t.string   "description"
+    t.integer  "user_id"
+    t.datetime "created_at",  :null => false
+    t.datetime "updated_at",  :null => false
+  end
+
+  add_index "gramposts", ["user_id", "created_at"], :name => "index_gramposts_on_user_id_and_created_at"
 
   create_table "users", :force => true do |t|
     t.string   "name"

lib/tasks/sample_data.rake

@@ -15,5 +15,13 @@ namespace :db do
                    password: password,
                    password_confirmation: password)
     end
+
+    users = User.all(limit: 6)
+    50.times do
+      title = Faker::Lorem.sentence(2)
+      description = Faker::Lorem.sentence(5)
+      users.each { |user| user.gramposts.create!(title: title,
+                                                 description: description) }
+    end
   end
 end

spec/factories.rb

@@ -9,4 +9,10 @@
       admin true
     end
   end
+
+  factory :grampost do
+    title "Post Title"
+    description "Lorem Ipsum"
+    user
+  end
 end