Class updated

Gemfile.lock

-GEM
-  remote: https://rubygems.org/
-  specs:
-    actionmailer (4.2.5)
-      actionpack (= 4.2.5)
-      actionview (= 4.2.5)
-      activejob (= 4.2.5)
-      mail (~> 2.5, >= 2.5.4)
-      rails-dom-testing (~> 1.0, >= 1.0.5)
-    actionpack (4.2.5)
-      actionview (= 4.2.5)
-      activesupport (= 4.2.5)
-      rack (~> 1.6)
-      rack-test (~> 0.6.2)
-      rails-dom-testing (~> 1.0, >= 1.0.5)
-      rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (4.2.5)
-      activesupport (= 4.2.5)
-      builder (~> 3.1)
-      erubis (~> 2.7.0)
-      rails-dom-testing (~> 1.0, >= 1.0.5)
-      rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    activejob (4.2.5)
-      activesupport (= 4.2.5)
-      globalid (>= 0.3.0)
-    activemodel (4.2.5)
-      activesupport (= 4.2.5)
-      builder (~> 3.1)
-    activerecord (4.2.5)
-      activemodel (= 4.2.5)
-      activesupport (= 4.2.5)
-      arel (~> 6.0)
-    activesupport (4.2.5)
-      i18n (~> 0.7)
-      json (~> 1.7, >= 1.7.7)
-      minitest (~> 5.1)
-      thread_safe (~> 0.3, >= 0.3.4)
-      tzinfo (~> 1.1)
-    arel (6.0.3)
-    binding_of_caller (0.7.2)
-      debug_inspector (>= 0.0.1)
-    builder (3.2.2)
-    byebug (9.0.5)
-    coffee-rails (4.1.1)
-      coffee-script (>= 2.2.0)
-      railties (>= 4.0.0, < 5.1.x)
-    coffee-script (2.4.1)
-      coffee-script-source
-      execjs
-    coffee-script-source (1.10.0)
-    concurrent-ruby (1.0.2)
-    debug_inspector (0.0.2)
-    erubis (2.7.0)
-    execjs (2.7.0)
-    globalid (0.3.6)
-      activesupport (>= 4.1.0)
-    i18n (0.7.0)
-    jbuilder (2.5.0)
-      activesupport (>= 3.0.0, < 5.1)
-      multi_json (~> 1.2)
-    jquery-rails (4.1.1)
-      rails-dom-testing (>= 1, < 3)
-      railties (>= 4.2.0)
-      thor (>= 0.14, < 2.0)
-    json (1.8.3)
-    loofah (2.0.3)
-      nokogiri (>= 1.5.9)
-    mail (2.6.4)
-      mime-types (>= 1.16, < 4)
-    mime-types (3.1)
-      mime-types-data (~> 3.2015)
-    mime-types-data (3.2016.0521)
-    mini_portile2 (2.1.0)
-    minitest (5.9.0)
-    multi_json (1.12.1)
-    mysql2 (0.4.2-x86-mingw32)
-    nokogiri (1.6.8-x86-mingw32)
-      mini_portile2 (~> 2.1.0)
-      pkg-config (~> 1.1.7)
-    pkg-config (1.1.7)
-    rack (1.6.4)
-    rack-test (0.6.3)
-      rack (>= 1.0)
-    rails (4.2.5)
-      actionmailer (= 4.2.5)
-      actionpack (= 4.2.5)
-      actionview (= 4.2.5)
-      activejob (= 4.2.5)
-      activemodel (= 4.2.5)
-      activerecord (= 4.2.5)
-      activesupport (= 4.2.5)
-      bundler (>= 1.3.0, < 2.0)
-      railties (= 4.2.5)
-      sprockets-rails
-    rails-deprecated_sanitizer (1.0.3)
-      activesupport (>= 4.2.0.alpha)
-    rails-dom-testing (1.0.7)
-      activesupport (>= 4.2.0.beta, < 5.0)
-      nokogiri (~> 1.6.0)
-      rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
-    railties (4.2.5)
-      actionpack (= 4.2.5)
-      activesupport (= 4.2.5)
-      rake (>= 0.8.7)
-      thor (>= 0.18.1, < 2.0)
-    rake (11.2.2)
-    rdoc (4.2.2)
-      json (~> 1.4)
-    sass (3.4.22)
-    sass-rails (5.0.4)
-      railties (>= 4.0.0, < 5.0)
-      sass (~> 3.1)
-      sprockets (>= 2.8, < 4.0)
-      sprockets-rails (>= 2.0, < 4.0)
-      tilt (>= 1.1, < 3)
-    sdoc (0.4.1)
-      json (~> 1.7, >= 1.7.7)
-      rdoc (~> 4.0)
-    spring (1.7.1)
-    sprockets (3.6.2)
-      concurrent-ruby (~> 1.0)
-      rack (> 1, < 3)
-    sprockets-rails (3.0.4)
-      actionpack (>= 4.0)
-      activesupport (>= 4.0)
-      sprockets (>= 3.0.0)
-    thor (0.19.1)
-    thread_safe (0.3.5)
-    tilt (2.0.5)
-    turbolinks (2.5.3)
-      coffee-rails
-    tzinfo (1.2.2)
-      thread_safe (~> 0.1)
-    tzinfo-data (1.2016.5)
-      tzinfo (>= 1.0.0)
-    uglifier (3.0.0)
-      execjs (>= 0.3.0, < 3)
-    web-console (2.3.0)
-      activemodel (>= 4.0)
-      binding_of_caller (>= 0.7.2)
-      railties (>= 4.0)
-      sprockets-rails (>= 2.0, < 4.0)
-    will_paginate (3.1.0)
-
-PLATFORMS
-  x86-mingw32
-
-DEPENDENCIES
-  byebug
-  coffee-rails (~> 4.1.0)
-  jbuilder (~> 2.0)
-  jquery-rails
-  mysql2
-  rails (= 4.2.5)
-  sass-rails (~> 5.0)
-  sdoc (~> 0.4.0)
-  spring
-  turbolinks
-  tzinfo-data
-  uglifier (>= 1.3.0)
-  web-console (~> 2.0)
-  will_paginate
-
-BUNDLED WITH
-   1.10.4

app/controllers/welcome_controller.rb

@@ -5,6 +5,7 @@ class WelcomeController < ApplicationController
   
   
   def index
+    #@students = getStudents()
     #getStudents.each do |student|
     #  newstudent = Student.new
     #  newstudent.student_id = student[0]
@@ -13,8 +14,8 @@ class WelcomeController < ApplicationController
     #  newstudent.save
     #end
     #@students = Student.all
-    @students = Student.where('year_course = ?', '4 BS COMTECH')
-    #@students = Student.all.paginate(:page => params[:page], :per_page => 8)
+    #@students = Student.where('year_course = ?', '4 BS COMTECH')
+    @students = Student.all.paginate(:page => params[:page], :per_page => 8)
   end
   
   
@@ -84,6 +85,62 @@ class WelcomeController < ApplicationController
     render 'quiz'
   end
 
+  def addstudent
+  end
+
+  def addstudent_post
+    student_id = params[:inputStudentID]
+    name = params[:inputName]
+    year_course = params[:inputYearCourse]
+
+    if !student_id.empty? && !name.empty? && !year_course.empty?
+      newstudent = Student.new
+      newstudent.student_id = student_id
+      newstudent.name = name
+      newstudent.year_course = year_course
+      newstudent.save
+
+      redirect_to '/'
+    else
+      @error = 'yes'
+      render 'addstudent'
+    end
+  end
+
+  def editstudent
+    id = params[:id]
+    if !id.nil? 
+      @student = Student.find(id)
+    end
+  end
+
+  def editstudent_post
+    id = params[:student_id]
+    student_id = params[:inputStudentID]
+    name = params[:inputName]
+    year_course = params[:inputYearCourse]
+    @student = Student.find(id.to_i)
+
+    if !student_id.empty? && !name.empty? && !year_course.empty?
+      @student.student_id = student_id
+      @student.name = name
+      @student.year_course = year_course
+      @student.save
+
+      redirect_to '/'
+    else
+      @error = 'yes'
+      render 'editstudent'
+    end
+  end
+
+  def deletestudent
+    id = params[:id]
+    @student = Student.find(id.to_i)
+    @student.destroy
+    redirect_to '/'
+  end
+  
 private
   def getStudents
       return [

app/models/car.rb

+class Car < ActiveRecord::Base
+
+end
\ No newline at end of file

app/models/motorcycle.rb

+class Motorcycle < ActiveRecord::Base
+
+end
\ No newline at end of file

app/views/welcome/addstudent.erb

+    <div class="container">
+	<div class="page-header">
+        <h1>Add Student</h1>
+    </div>
+	<% if !@error.nil? %>
+	<div class="row">
+        <div class="col-md-6">
+    		<div class="alert alert-danger" role="alert">
+        <strong>Please enter required data</strong>
+      	</div>
+      	</div>
+   	</div>
+    <% end %>
+	<div class="row">
+        <div class="col-md-4">
+		<%= form_tag("/addstudent", method: "post", class: 'form-signin') do %>
+        <h2 class="form-signin-heading">Please enter student data</h2>
+        <label for="inputEmail" class="sr-only">Student ID</label>
+        <input type="text" name="inputStudentID" id="inputStudentID" class="form-control" placeholder="Student ID" maxlength="20">
+        <label for="inputPassword" class="sr-only">Student Name</label>
+        <input type="text" name="inputName" id="inputName" class="form-control" placeholder="Student Name" maxlength="255">
+        <label for="inputPassword" class="sr-only">Year Course</label>
+        <input type="text" name="inputYearCourse" id="inputYearCourse" class="form-control" placeholder="Year Course" maxlength="50">
+
+        <input class="btn btn-lg btn-primary btn-block" type="submit" value="Submit"></input>
+      	<% end %>
+    		</div>
+    		
+	</div>
+	</div>

app/views/welcome/editstudent.erb

+    <div class="container">
+	<div class="page-header">
+        <h1>Edit Student</h1>
+    </div>
+	<% if !@error.nil? %>
+	<div class="row">
+        <div class="col-md-6">
+    		<div class="alert alert-danger" role="alert">
+        <strong>Please enter required data</strong>
+      	</div>
+      	</div>
+   	</div>
+    <% end %>
+	<div class="row">
+        <div class="col-md-4">
+		<%= form_tag("/editstudent", method: "post", class: 'form-signin') do %>
+        <h2 class="form-signin-heading">Please enter student data</h2>
+        <%= hidden_field(nil, :student_id, :value => @student.id) %>
+        <label for="inputEmail" class="sr-only">Student ID</label>
+        <input type="text" name="inputStudentID" id="inputStudentID" class="form-control" placeholder="Student ID" maxlength="20" value="<%=@student.student_id%>">
+        <label for="inputPassword" class="sr-only">Student Name</label>
+        <input type="text" name="inputName" id="inputName" class="form-control" placeholder="Student Name" maxlength="255" value="<%=@student.name%>">
+        <label for="inputPassword" class="sr-only">Year Course</label>
+        <input type="text" name="inputYearCourse" id="inputYearCourse" class="form-control" placeholder="Year Course" maxlength="50" value="<%=@student.year_course%>">
+
+        <input class="btn btn-lg btn-primary btn-block" type="submit" value="Submit"></input>
+      	<% end %>
+    		</div>
+    		
+	</div>
+	</div>

app/views/welcome/index.html.erb

@@ -10,6 +10,8 @@
                 <th>ID No</th>
                 <th>Name</th>
                 <th>Year/Course</th>
+                <th></th>
+                <th></th>
               </tr>
             </thead>
             <tbody>
@@ -18,11 +20,13 @@
                 <td><%=item.student_id%></td>
                 <td><%=item.name%></td>
                 <td><%=item.year_course%></td>
+                <td><%= link_to('Edit', 'editstudent/' + item.id.to_s) %></td>
+                <td><%= link_to('Delete', 'deletestudent/' + item.id.to_s) %></td>
               </tr>
 			<%end%>
             </tbody>
           </table>
-          <!--%= will_paginate @students %-->
+          <%= will_paginate @students %>
         </div>
       </div>
     </div>

config/initializers/init_db.rb

+class InitDB
+	users = Student.all.size
+	if users == 0
+		newuser = Student.new
+		newuser.student_id = '123'
+		newuser.name = 'User'
+		newuser.year_course = 'Password'
+
+		newuser.save
+	end
+
+end
\ No newline at end of file

config/routes.rb

@@ -13,6 +13,12 @@ Rails.application.routes.draw do
   get 'quiz' => 'welcome#quiz'
   post 'quiz' => 'welcome#quiz_answer'
 
+  get 'addstudent' => 'welcome#addstudent'
+  post 'addstudent' => 'welcome#addstudent_post'
+  get 'editstudent/:id' => 'welcome#editstudent'
+  post 'editstudent' => 'welcome#editstudent_post'
+  get 'deletestudent/:id' => 'welcome#deletestudent'
+
   # Example of named route that can be invoked with purchase_url(id: product.id)
   #   get 'products/:id/purchase' => 'catalog#purchase', as: :purchase
 

db/migrate/20160628024441_cars.rb

+class Cars < ActiveRecord::Migration
+  def change
+  	create_table :cars do |t|
+    	t.string :make, limit: 20
+    	t.string :engine_displacement, limit: 255
+    	t.string :transmission, limit: 50
+    end
+
+     create_table :motorcycles do |t|
+    	t.string :make, limit: 20
+    	t.string :engine_displacement, limit: 255
+    	t.string :transmission, limit: 50
+    end
+
+  end
+end

db/schema.rb

@@ -11,7 +11,19 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20160627092117) do
+ActiveRecord::Schema.define(version: 20160628024441) do
+
+  create_table "cars", force: :cascade do |t|
+    t.string "make",                limit: 20
+    t.string "engine_displacement", limit: 255
+    t.string "transmission",        limit: 50
+  end
+
+  create_table "motorcycles", force: :cascade do |t|
+    t.string "make",                limit: 20
+    t.string "engine_displacement", limit: 255
+    t.string "transmission",        limit: 50
+  end
 
   create_table "students", force: :cascade do |t|
     t.string "student_id",  limit: 20