hi i'm very new to ROR.
i must do a basic library system its my homework.
i have models, user.rb (created by restful_authentication plugin) and
book.rb (created by scaffolding)
controllers: sessions_controller and users_controller(created by
restful_authentication plugin) and books_controller(created by
scaffolding)
****user.rb,sessions_controller,users controller have the same codes
restful_authentication screencast and its working correct**********
and i want to have a buy link at books page
for example i login as 'Jack'
when i login i'm showing the books page its OK. but also i wanna see
buy link and when i click it and return to the books page i wanna see
the books Jack bought
then logut and login again as'michael ' i wanna see books page and
idont wanna see jack's book i just wanna see michael's book
how can i do it?
here is my books_controller.rb
i wanna have an buy action here(user will buy a book)
class BooksController < ApplicationController
# GET /books
# GET /books.xml
def index
@books = Book.all
respond_to do |format|
format.html # index.html.erb
format.xml { render :xml => @books }
end
end
# GET /books/1
# GET /books/1.xml
def show
@book = Book.find(params[:id])
respond_to do |format|
format.html # show.html.erb
format.xml { render :xml => @book }
end
end
# GET /books/new
# GET /books/new.xml
def new
@book = Book.new
respond_to do |format|
format.html # new.html.erb
format.xml { render :xml => @book }
end
end
# GET /books/1/edit
def edit
@book = Book.find(params[:id])
end
# POST /books
# POST /books.xml
def create
@book = Book.new(params[:book])
respond_to do |format|
if @book.save
flash[:notice] = 'Book was successfully created.'
format.html { redirect_to(@book) }
format.xml { render :xml => @book, :status => :created,
:location => @book }
else
format.html { render :action => "new" }
format.xml { render :xml => @book.errors, :status =>
:unprocessable_entity }
end
end
end
# PUT /books/1
# PUT /books/1.xml
def update
@book = Book.find(params[:id])
respond_to do |format|
if @book.update_attributes(params[:book])
flash[:notice] = 'Book was successfully updated.'
format.html { redirect_to(@book) }
format.xml { head :ok }
else
format.html { render :action => "edit" }
format.xml { render :xml => @book.errors, :status =>
:unprocessable_entity }
end
end
end
# DELETE /books/1
# DELETE /books/1.xml
def destroy
@book = Book.find(params[:id])
@book.destroy
respond_to do |format|
format.html { redirect_to(books_url) }
format.xml { head :ok }
end
end
end
and here is my index.html.erb
i wanna see buy link and also see which book user bought
<<strong>Welcome <%=current_user.login %> </strong>><%= link_to
"logout", logout_path %>
<h1>Listing books</h1>
<table>
<tr>
<th>Name</th>
</tr>
<% @books.each do |book| %>
<tr>
<td><%=h book.name %></td>
<td><%= link_to 'Show', book %></td>
<td><%= link_to 'Edit', edit_book_path(book) %></td>
<td><%= link_to 'Destroy', book, :confirm => 'Are you sure?',
:method => :delete %></td>
</tr>
<% end %>
</table>
<br />
<%= link_to 'New book', new_book_path %>
can anyone help?
thanks
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