Refs #23: Paper to DB

app/controllers/papers_controller.rb

@@ -1,5 +1,24 @@
 class PapersController < ApplicationController
   def new
-    #@paper = Paper.new
+    @paper = Paper.new
   end
+
+  def show
+    @paper = Paper.find(params[:id])
+  end
+
+  def create
+    @paper = Paper.new(paper_params)
+
+    if @paper.save
+      redirect_to @paper
+    else
+      render 'new'
+    end
+  end
+end
+
+private
+def paper_params
+  params.require(:paper).permit(:title, :venue, :year)
 end

app/views/papers/new.html.erb

@@ -1,5 +1,19 @@
 <%= form_for :paper, url: papers_path do |f| %>
 
+    <% if @paper.errors.any? %>
+        <div id="error_explanation">
+          <h2>
+            <%= pluralize(@paper.errors.count, 'error') %> prohibited
+            this paper from being saved:
+          </h2>
+          <ul>
+            <% @paper.errors.full_messages.each do |msg| %>
+                <li><%= msg %></li>
+            <% end %>
+          </ul>
+        </div>
+    <% end %>
+
     <p>
       <%= f.label :title %><br>
       <%= f.text_field :title %>

app/views/papers/show.html.erb

@@ -0,0 +1,10 @@
+<h1>PAPER</h1>
+
+<p>
+  <strong>Title:</strong>
+  <%= @paper.title %>
+  <strong>Venue:</strong>
+  <%= @paper.venue %>
+  <strong>Year:</strong>
+  <%= @paper.year %>
+</p>