Migration file : 001_create_people.rb
class CreatePeople < ActiveRecord::Migration
def self.up
create_table :people do |t|
t.column :first_name, :string
t.column :last_name, :string
t.column :email, :string
t.column :created_at, :datetime
end
end
def self.down
drop_table :people
end
end
person.rb
class Person < ActiveRecord::Base
has_many :tasks
end
task.rb
class Task < ActiveRecord::Base
belongs_to :user
def self.find_all_person
Person.find(:all, :order => "first_name").map {|u| [u.first_name, u.id] }
end
end
tasks/_form.rhtml
<h2> Create a Task for a Person</h2>
<% form_for ( :task, :url => path, :html => { :method => method } ) do |f| %>
<p>
Title: <br>
<%= f.text_field :title, :class => 'text_field' %><br>
</p>
<p>
Content:
<br>
<%= f.text_field :content, :class => 'text_field' %><br>
</p>
<br>
<p>Select a priority:
<%= f.select ( :priority, %w { 1 2 3 4 5 6 7 8 9 10 } ) %>
</p>
</p>
Person:
<br>
<%=
f.select ( :people_id, @people )
%>
</p>
<p>
<%= submit_tag button_text %>
</p>
<% end %>
tasks/edit.rhtml
<h1>Editing task</h1>
<%= error_messages_for :task %>
<% form_for ( :task, :url => task_path ( @task ) , :html => { :method => :put } ) do |f| %>
<p>
<%= submit_tag "Update" %>
</p>
<% end %>
<%= link_to 'Show', task_path ( @task ) %> |
<%= link_to 'Back', tasks_path %>
tasks/index.rhtml
<h1>Listing tasks</h1>
<table>
<tr>
</tr>
<% for task in @tasks %>
<tr>
<td><%= link_to ( h task.title ) , task_path ( task ) %></td>
</tr>
<% end %>
</table>
<br />
<%= link_to 'New task', new_task_path %>
tasks/new.rhtml
<h1>New task</h1>
<%= error_messages_for :task %>
<%= render :partial => 'form', :locals => { :path => tasks_path,
:method => :post,
:button_text => 'Create' } %>
<%= link_to 'Back', tasks_path %>
tasks/show.rhtml
<h2>Task </h2>
<p> Title: <%= h @task.title %></p>
<p>Content: <%= h @task.content %></p>
<p>Priority: <%= h @task.priority %></p>
<p>Created At: <%= @task.created_at %></p>
<p>Person: <%= @person.first_name %></p> -->
<%= link_to 'Back', tasks_path %>
people/_form.rhtml
<% form_for ( :person, :url => path, :html => { :method => method } ) do |f| %>
<p>
<strong>First Name: </strong>
<br>
<%= f.text_field :first_name, :class => 'text_field' %><br>
</p>
<p>
<strong>Last Name: </strong>
<br>
<%= f.text_field :last_name, :class => 'text_field' %><br>
</p>
<strong>Email: </strong>
<br>
<%= f.text_field :email, :class => 'text_field' %><br>
</p>
<p>
<%= submit_tag button_text %>
</p>
<% end %>
people/edit.rhtml
<h1>Editing person</h1>
<%= error_messages_for :person %>
<%= render :partial => 'form', :locals => { :path => person_path ( @person ) ,
:method => :put,
:button_text => 'Update' }
%>
<%= link_to 'Show', person_path ( @person ) %> |
<%= link_to 'Back', people_path %>
people/index.rhtml
<h1>Listing people</h1>
* Create an application to track a person's tasks. The user should be able to
create people, create tasks, and assign a task to a person when the task is created.
<table>
<tr>
</tr>
<% for person in @people %>
<tr>
<td><%= link_to ( h person.first_name ) , person_path ( person ) %></td>
</tr>
<% end %>
</table>
<br />
<%= link_to 'New person', new_person_path %>
people/new.rhtml
<h1>New person</h1>
<%= error_messages_for :person %>
<%= render :partial => 'form', :locals => { :path => people_path,
:method => :post,
:button_text => 'Create' } %>
<%= link_to 'Back', people_path %>
people/show.rhtml
<h2>Person </h2>
<p>First Name: <%= h @person.first_name %></p>
<p>Last Name: <%= h @person.last_name %></p>
<p>Last Name: <%= h @person.email %></p>
<%= link_to 'Edit', edit_person_path ( @person ) %> |
<%= link_to 'Back', people_path %>
home/index.rhtml
<%= link_to "People", :controller => :people, :action => :index %><br>
<%= link_to "Tasks", :controller => :tasks, :action => :index %>
layouts/people.rhtml
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html;charset=UTF-8" />
<title>People: <%= controller.action_name %></title>
<%= stylesheet_link_tag 'scaffold' %>
</head>
<body>
<p style="color: green"><%= flash[:notice] %></p>
<%= yield %>
</body>
</html>
layouts/tasks.rhtml
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html;charset=UTF-8" />
<title>Tasks: <%= controller.action_name %></title>
<%= stylesheet_link_tag 'scaffold' %>
</head>
<body>
<p style="color: green"><%= flash[:notice] %></p>
<%= yield %>
</body>
</html>
controllers/home_controller.rb
class HomeController < ApplicationController
def index
end
end
people_controller.rb
class PeopleController < ApplicationController
# GET /people
# GET /people.xml
def index
@people = Person.find(:all)
respond_to do |format|
format.html # index.rhtml
format.xml { render :xml => @people.to_xml }
end
end
# GET /people/1
# GET /people/1.xml
def show
@person = Person.find(params[:id])
respond_to do |format|
format.html # show.rhtml
format.xml { render :xml => @person.to_xml }
end
end
# GET /people/new
def new
@person = Person.new
end
# GET /people/1;edit
def edit
@person = Person.find(params[:id])
end
# POST /people
# POST /people.xml
def create
@person = Person.new(params[:person])
respond_to do |format|
if @person.save
flash[:notice] = 'Person was successfully created.'
format.html { redirect_to person_url(@person) }
format.xml { head :created, :location => person_url(@person) }
else
format.html { render :action => "new" }
format.xml { render :xml => @person.errors.to_xml }
end
end
end
# PUT /people/1
# PUT /people/1.xml
def update
@person = Person.find(params[:id])
respond_to do |format|
if @person.update_attributes(params[:person])
flash[:notice] = 'Person was successfully updated.'
format.html { redirect_to person_url(@person) }
format.xml { head :ok }
else
format.html { render :action => "edit" }
format.xml { render :xml => @person.errors.to_xml }
end
end
end
# DELETE /people/1
# DELETE /people/1.xml
def destroy
@person = Person.find(params[:id])
@person.destroy
respond_to do |format|
format.html { redirect_to people_url }
format.xml { head :ok }
end
end
end
controllers/tasks_controller.rb
class TasksController < ApplicationController
# GET /tasks
# GET /tasks.xml
def index
@tasks = Task.find(:all)
respond_to do |format|
format.html # index.rhtml
format.xml { render :xml => @tasks.to_xml }
end
end
# GET /tasks/1
# GET /tasks/1.xml
def show
@task = Task.find(params[:id])
@person = Person.find(:first, :conditions => "id = #{@task.people_id}")
respond_to do |format|
format.html # show.rhtml
format.xml { render :xml => @task.to_xml }
end
end
# GET /tasks/new
def new
@task = Task.new
@people = Task.find_all_person
end
# GET /tasks/1;edit
def edit
@task = Task.find(params[:id])
end
# POST /tasks
# POST /tasks.xml
def create
@task = Task.new(params[:task])
@person = Person.find(:first, :conditions => "id = #{@task.people_id}")
respond_to do |format|
if @task.save
flash[:notice] = 'Task was successfully created.'
format.html { redirect_to task_url(@task) }
format.xml { head :created, :location => task_url(@task) }
else
format.html { render :action => "new" }
format.xml { render :xml => @task.errors.to_xml }
end
end
end
# PUT /tasks/1
# PUT /tasks/1.xml
def update
@task = Task.find(params[:id])
respond_to do |format|
if @task.update_attributes(params[:task])
flash[:notice] = 'Task was successfully updated.'
format.html { redirect_to task_url(@task) }
format.xml { head :ok }
else
format.html { render :action => "edit" }
format.xml { render :xml => @task.errors.to_xml }
end
end
end
# DELETE /tasks/1
# DELETE /tasks/1.xml
def destroy
@task = Task.find(params[:id])
@task.destroy
respond_to do |format|
format.html { redirect_to tasks_url }
format.xml { head :ok }
end
end
end
regarding episode 84 (creating a dropdown box with integers)... Why not just do:
ReplyDelete(% select_tag "integers", options_for_select((0..100).to_a, 0), {} %)
?
Yeah... NEWBIE ALERT!
ReplyDeleteCould you add by-line comments? :)
Thank you!