finished 3rd screencast

innovationhero · Oct 19, 2009 · 308cc53 · 308cc53
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Showing 28 changed files with 1,364 additions and 16 deletions.
diff --git a/app/controllers/flits_controller.rb b/app/controllers/flits_controller.rb
@@ -3,6 +3,7 @@ class FlitsController < ApplicationController
 
   def create
     flit = current_user.flits.build(params[:flit])
+    flit.message = flit.message[0..140]
     flit.created_at = Time.now # HACK
     flit.save!
     redirect_to root_path

diff --git a/app/controllers/home_controller.rb b/app/controllers/home_controller.rb
@@ -6,4 +6,21 @@ def index
     @last_flit = current_user.flits.last
   end
 
+  def show
+    @user = User.find_by_username(params[:username])
+    @flits = @user.all_flits
+  end
+
+  def toggle_follow
+    @user = User.find_by_username(params[:username])
+    if current_user.is_friend? @user
+      flash[:notice] = "You are no longer following @#{@user.username}"
+      current_user.remove_friend(@user)
+    else
+      flash[:notice] = "You are now following @#{@user.username}"
+      current_user.add_friend(@user)
+    end
+    redirect_to user_flits_path(@user.username)
+  end
+
 end
diff --git a/app/models/user.rb b/app/models/user.rb
@@ -26,6 +26,17 @@ def add_friend(friend)
     end
   end
 
+  def remove_friend(friend)
+    friendship = Friendship.find(:first, :conditions => ["user_id = ? and friend_id = ?", self.id, friend.id])
+    if friendship
+      friendship.destroy
+    end
+  end
+
+  def is_friend?(friend)
+    return self.friends.include? friend
+  end
+
   def all_flits
     Flit.find(:all, :conditions => ["user_id in (?)", friends.map(&:id).push(self.id)], :order => "created_at desc")
   end

diff --git a/app/views/home/_flits_list.html.erb b/app/views/home/_flits_list.html.erb
@@ -0,0 +1,15 @@
+<ul id="flits_list">
+  <% flits.each do |flit| %>
+    <li<% if flits.first == flit %> class="first"<% end %>>
+      <%= image_tag flit.user.gravatar_url %>
+      <div class="flit_message_container">
+        <%= link_to flit.user.username %>
+        <%= h flit.message %>
+        <div class="time_ago">
+          <%= distance_of_time_in_words_to_now(flit.created_at) %> ago
+        </div>
+      </div>
+      <div class="clear"></div>
+    </li>
+  <% end %>
+</ul>
diff --git a/app/views/home/index.html.erb b/app/views/home/index.html.erb
@@ -1,6 +1,27 @@
+<script type="text/javascript">
+$(function() {
+  $('#flit_message').keyup(function() {
+    var content_length = $(this).val().length;
+    var remaining = 140 - content_length
+    $('#char_count').html(remaining);
+    if (remaining < 21 && remaining > 9) {
+      $('#char_count').removeClass('red');
+      $('#char_count').addClass('dark_red');
+    } else if (remaining <= 9) {
+      $('#char_count').removeClass('dark_red');
+      $('#char_count').addClass('red');
+    } else {
+      $('#char_count').removeClass('dark_red').removeClass('red');
+    }
+  })
+})
+</script>
+
 <%- form_for Flit.new do |f| -%>
   <div id="new_flit_form">
-    <h3>What are you doing?</h3>
+    <h3 style="float: left;">What are you doing?</h3>
+    <h3 id="char_count">140</h3>
+    <div class="clear"></div>
     <%= f.text_area :message %>
     <div id="latest_message">
       <strong>Latest: </strong><%= h @last_flit.message %>
@@ -13,18 +34,4 @@
   </div>
 <%- end -%>
 
-<ul id="flits_list">
-  <% @flits.each do |flit| %>
-    <li<% if @flits.first == flit %> class="first"<% end %>>
-      <%= image_tag flit.user.gravatar_url %>
-      <div class="flit_message_container">
-        <%= link_to flit.user.username %>
-        <%= h flit.message %>
-        <div class="time_ago">
-          <%= distance_of_time_in_words_to_now(flit.created_at) %> ago
-        </div>
-      </div>
-      <div class="clear"></div>
-    </li>
-  <% end %>
-</ul>
+<%= render :partial => "flits_list", :locals => { :flits => @flits }%>
diff --git a/app/views/home/show.html.erb b/app/views/home/show.html.erb
@@ -0,0 +1,13 @@
+<h1><%= image_tag @user.gravatar_url, :align => "top" %> <%= @user.username %></h1>
+
+<%- form_tag toggle_follow_path do -%>
+  <% if current_user.is_friend? @user %>
+    <%= submit_tag "Following", :class => "button" %>
+  <% else %>
+    <%= submit_tag "Not Following", :class => "button" %>
+  <% end %>
+<%- end -%>
+
+&nbsp;
+
+<%= render :partial => "flits_list", :locals => { :flits => @flits }%>
diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
@@ -4,6 +4,7 @@
   <head>
     <title><%= h(yield(:title) || "Untitled") %></title>
     <%= stylesheet_link_tag 'application' %>
+    <%= javascript_include_tag :defaults %>
     <%= yield(:head) %>
   </head>
   <body>

diff --git a/config/routes.rb b/config/routes.rb
@@ -5,6 +5,8 @@
   map.resources :sessions
   map.resources :users
   map.resources :flits
+  map.user_flits '/:username', :controller => 'home', :action => 'show'
+  map.toggle_follow '/:username/toggle_follow', :controller => 'home', :action => 'toggle_follow'
   map.root :controller => "home"
 
   # The priority is based upon order of creation: first created -> highest priority.

diff --git a/public/javascripts/jquery-ui.js b/public/javascripts/jquery-ui.js
diff --git a/public/javascripts/jquery.js b/public/javascripts/jquery.js
diff --git a/public/javascripts/jrails.js b/public/javascripts/jrails.js
diff --git a/public/stylesheets/application.css b/public/stylesheets/application.css
@@ -110,6 +110,7 @@ input.button {
 #flits_list li div.flit_message_container {
   float: left;
   margin-left: 10px;
+  width: 450px;
 }
 #flits_list li div.flit_message_container a {
   color: #2276bb;
@@ -160,3 +161,15 @@ input.button {
   font-size: 12px;
   list-style: disc;
 }
+#char_count {
+  float: right; 
+  font-size: 23px; 
+  font-weight: bold !important; 
+  color: #aaa;
+}
+.dark_red {
+  color: #5C0002 !important;
+}
+.red {
+  color: #D40D12 !important;
+}
diff --git a/vendor/plugins/jrails/CHANGELOG b/vendor/plugins/jrails/CHANGELOG
@@ -0,0 +1,43 @@
+0.5.0 (31 July 2009)
+* Gemification
+* Support for Ruby 1.9.X
+* Updated to jQuery 1.3.2
+* Updated to jQuery UI 1.7.2
+* Created a jrails binary (runs rake tasks) because rails does not (yet?) pickup
+tasks from gem plugins
+* Changed default to use jQuery compatibility name (not $)
+* Created a scrub task that will remove the prototype / script.aculo.us
+javascript files
+* better approximate scriptaculous effect names
+* add support for page[:element_id].visual_effect(:effect) as well as page.visual_effect(:effect, :element_id)
+* added a reset form function to jrails.js (stolen from jquery form)
+* can now use jquery selectors in all functions
+* added javascript_function helper to render inline rjs helpers
+* better support for sortable_element
+
+0.4.0 (16 June 2008)
+* updated to jquery-ui 1.5 & merged js into single file
+* Added jQuery.noConflict support
+* support for value/val
+* additional support for update/delete methods
+* support for success/failure hash
+* setRequestHeader now gets called globally
+* Better support for droppables, sortables
+* Add support for prototype AJAX callbacks
+* better support for AJAX form calls
+
+0.3.0 (22 Feb 2008)
+* updated to jquery-fx 1.0b and jquery-ui 1.5b
+* Add text/javascript request header to fix format.js
+* Added Tasks (thanks ggarside)
+* Improve visual_effects methods
+* Fixed some RJS calls
+* Fixed observer code for ie
+
+0.2.0 (26 Nov 2007)
+* Vastly Improved FX
+* Improved Form Observers
+* Fixed Rails <= 1.2.6 Compatibility
+
+0.1.0 (15 Nov 2007)
+* Initial release
diff --git a/vendor/plugins/jrails/LICENSE b/vendor/plugins/jrails/LICENSE
@@ -0,0 +1,18 @@
+Copyright (c) 2008 Aaron Eisenberger
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
diff --git a/vendor/plugins/jrails/README.rdoc b/vendor/plugins/jrails/README.rdoc
@@ -0,0 +1,21 @@
+= jRails
+
+jRails is a drop-in jQuery replacement for the Rails Prototype/script.aculo.us helpers.
+
+== Resources
+
+Install
+
+* .script/plugin install git://github.com/aaronchi/jrails.git
+
+Project Site
+
+* http://code.google.com/p/ennerchi
+
+Web Site
+
+* http://www.ennerchi.com/projects/jrails
+
+Group Site
+
+* http://groups.google.com/group/jrails
diff --git a/vendor/plugins/jrails/Rakefile b/vendor/plugins/jrails/Rakefile
@@ -0,0 +1,18 @@
+require 'rubygems'
+require 'rake'
+
+begin
+  require 'jeweler'
+  Jeweler::Tasks.new do |gem|
+    gem.name = "jrails"
+    gem.summary = "jRails is a drop-in jQuery replacement for the Rails Prototype/script.aculo.us helpers."
+    gem.description = "Using jRails, you can get all of the same default Rails helpers for javascript functionality using the lighter jQuery library."
+    gem.email = "[email protected]"
+    gem.homepage = "http://ennerchi.com/projects/jrails"
+    gem.authors = ["Aaron Eisenberger", "Patrick Hurley"]
+    gem.rubyforge_project = "jrails"
+    gem.files =  FileList["[A-Z]*.rb","{bin,javascripts,lib,rails,tasks}/**/*"]
+  end
+rescue LoadError
+  puts "Jeweler (or a dependency) not available. Install it with: sudo gem install jeweler"
+end
diff --git a/vendor/plugins/jrails/VERSION.yml b/vendor/plugins/jrails/VERSION.yml
@@ -0,0 +1,4 @@
+---
+:patch: 1
+:major: 0
+:minor: 5
diff --git a/vendor/plugins/jrails/bin/jrails b/vendor/plugins/jrails/bin/jrails
@@ -0,0 +1,30 @@
+#!/usr/bin/env ruby
+
+require 'rubygems'
+require 'rake'
+
+RAILS_ROOT = Dir.pwd
+rakeapp = Rake.application
+fname =File.join(File.dirname(__FILE__), '..', 'tasks', 'jrails.rake')
+load fname
+
+task :help do
+  puts "jrails [command]\n\n"
+  rakeapp.options.show_task_pattern = Regexp.new('^[hius]')
+  rakeapp.display_tasks_and_comments
+end
+
+desc 'Installs the jQuery and jRails javascripts to public/javascripts'
+task :install do
+  Rake::Task['jrails:js:install'].invoke
+end
+
+desc 'Remove the prototype / script.aculo.us javascript files'
+task :scrub do
+  Rake::Task['jrails:js:scrub'].invoke
+end
+
+rakeapp.init("jrails")
+task :default => [:help]
+
+rakeapp.top_level
diff --git a/vendor/plugins/jrails/init.rb b/vendor/plugins/jrails/init.rb
@@ -0,0 +1 @@
+require 'rails/init.rb'
diff --git a/vendor/plugins/jrails/install.rb b/vendor/plugins/jrails/install.rb
@@ -0,0 +1,9 @@
+# Install hook code here
+puts "Copying files..."
+dir = "javascripts"
+["jquery-ui.js", "jquery.js", "jrails.js"].each do |js_file|
+	dest_file = File.join(RAILS_ROOT, "public", dir, js_file)
+	src_file = File.join(File.dirname(__FILE__) , dir, js_file)
+	FileUtils.cp_r(src_file, dest_file)
+end
+puts "Files copied - Installation complete!"