Allow users to watch projects and have projects through those watchers

Jared Pace
1 parent 0c314215
Showing 5 changed files with 70 additions and 6 deletions Show diff stats
app/models/user.rb
app/models/watcher.rb
spec/controllers/apps_controller_spec.rb
spec/models/user_spec.rb
spec/models/watcher_spec.rb
@@ -8,7 +8,24 @@ class User
  
   field :name
   field :admin, :type => Boolean, :default => false
+    
+  after_destroy :destroy_watchers
  
   validates_presence_of :name
-
+  
+  # Mongoid doesn't seem to currently support
+  # referencing embedded documents
+  def watchers
+    App.all.map(&:watchers).flatten.select {|w| w.user_id == id}
+  end
+  
+  def apps
+    App.where('watchers.user_id' => id)
+  end
+  
+  protected
+  
+    def destroy_watchers
+      watchers.each(&:destroy)
+    end
 end
@@ -5,7 +5,14 @@ class Watcher
   field :email
  
   embedded_in :app, :inverse_of => :watchers
+  referenced_in :user
  
-  validates_presence_of :email
+  validate :ensure_user_or_email
+  
+  protected
+  
+    def ensure_user_or_email
+      errors.add(:base, "You must specify either a user or an email address") unless user.present? || email.present?
+    end
  
 end
 require 'spec_helper'
  
-describe AppsController, :focused => true do
+describe AppsController do
  
   it_requires_authentication
   it_requires_admin_privileges :for => {:new => :get, :edit => :get, :create => :post, :update => :put, :destroy => :delete}
@@ -10,4 +10,33 @@ describe User do
     end
   end
  
+  context 'Watchers' do
+    
+    it 'has many watchers' do
+      user = Factory(:user)
+      watcher = Factory(:watcher, :user => user, :email => nil)
+      user.watchers.should_not be_empty
+      user.watchers.should include(watcher)
+    end
+    
+    it "destroys any related watchers when it is destroyed" do
+      user = Factory(:user)
+      app  = Factory(:app)
+      watcher = Factory(:watcher, :app => app, :user => user, :email => nil)
+      user.watchers.should_not be_empty
+      user.destroy
+      app.reload.watchers.should_not include(watcher)
+    end
+    
+    it "has many apps through watchers" do
+      user = Factory(:user)
+      watched_app  = Factory(:app)
+      unwatched_app = Factory(:app)
+      watcher = Factory(:watcher, :app => watched_app, :user => user, :email => nil)
+      user.apps.all.should include(watched_app)
+      user.apps.all.should_not include(unwatched_app)
+    end
+    
+  end
+  
 end
@@ -3,11 +3,22 @@ require &#39;spec_helper&#39;
 describe Watcher do
  
   context 'validations' do
-    it 'requires an email address' do
-      watcher = Factory.build(:watcher, :email => nil)
+    it 'requires an email address or an associated user' do
+      watcher = Factory.build(:watcher, :email => nil, :user => nil)
       watcher.should_not be_valid
-      watcher.errors[:email].should include("can't be blank")
+      watcher.errors[:base].should include("You must specify either a user or an email address")
+      
+      watcher.email = 'watcher@example.com'
+      watcher.should be_valid
+      
+      watcher.email = nil
+      watcher.should_not be_valid
+      
+      watcher.user = Factory(:user)
+      watcher.should be_valid
     end
+    
+    
   end
  
 end
...	...	@@ -8,7 +8,24 @@ class User
8	8
9	9	field :name
10	10	field :admin, :type => Boolean, :default => false
	11	+
	12	+ after_destroy :destroy_watchers
11	13
12	14	validates_presence_of :name
13		-
	15	+
	16	+ # Mongoid doesn't seem to currently support
	17	+ # referencing embedded documents
	18	+ def watchers
	19	+ App.all.map(&:watchers).flatten.select {\|w\| w.user_id == id}
	20	+ end
	21	+
	22	+ def apps
	23	+ App.where('watchers.user_id' => id)
	24	+ end
	25	+
	26	+ protected
	27	+
	28	+ def destroy_watchers
	29	+ watchers.each(&:destroy)
	30	+ end
14	31	end
...	...
...	...	@@ -5,7 +5,14 @@ class Watcher
5	5	field :email
6	6
7	7	embedded_in :app, :inverse_of => :watchers
	8	+ referenced_in :user
8	9
9		- validates_presence_of :email
	10	+ validate :ensure_user_or_email
	11	+
	12	+ protected
	13	+
	14	+ def ensure_user_or_email
	15	+ errors.add(:base, "You must specify either a user or an email address") unless user.present? \|\| email.present?
	16	+ end
10	17
11	18	end
...	...
1	1	require 'spec_helper'
2	2
3		-describe AppsController, :focused => true do
	3	+describe AppsController do
4	4
5	5	it_requires_authentication
6	6	it_requires_admin_privileges :for => {:new => :get, :edit => :get, :create => :post, :update => :put, :destroy => :delete}
...	...
...	...	@@ -10,4 +10,33 @@ describe User do
10	10	end
11	11	end
12	12
	13	+ context 'Watchers' do
	14	+
	15	+ it 'has many watchers' do
	16	+ user = Factory(:user)
	17	+ watcher = Factory(:watcher, :user => user, :email => nil)
	18	+ user.watchers.should_not be_empty
	19	+ user.watchers.should include(watcher)
	20	+ end
	21	+
	22	+ it "destroys any related watchers when it is destroyed" do
	23	+ user = Factory(:user)
	24	+ app = Factory(:app)
	25	+ watcher = Factory(:watcher, :app => app, :user => user, :email => nil)
	26	+ user.watchers.should_not be_empty
	27	+ user.destroy
	28	+ app.reload.watchers.should_not include(watcher)
	29	+ end
	30	+
	31	+ it "has many apps through watchers" do
	32	+ user = Factory(:user)
	33	+ watched_app = Factory(:app)
	34	+ unwatched_app = Factory(:app)
	35	+ watcher = Factory(:watcher, :app => watched_app, :user => user, :email => nil)
	36	+ user.apps.all.should include(watched_app)
	37	+ user.apps.all.should_not include(unwatched_app)
	38	+ end
	39	+
	40	+ end
	41	+
13	42	end
...	...
...	...	@@ -3,11 +3,22 @@ require 'spec_helper'
3	3	describe Watcher do
4	4
5	5	context 'validations' do
6		- it 'requires an email address' do
7		- watcher = Factory.build(:watcher, :email => nil)
	6	+ it 'requires an email address or an associated user' do
	7	+ watcher = Factory.build(:watcher, :email => nil, :user => nil)
8	8	watcher.should_not be_valid
9		- watcher.errors[:email].should include("can't be blank")
	9	+ watcher.errors[:base].should include("You must specify either a user or an email address")
	10	+
	11	+ watcher.email = 'watcher@example.com'
	12	+ watcher.should be_valid
	13	+
	14	+ watcher.email = nil
	15	+ watcher.should_not be_valid
	16	+
	17	+ watcher.user = Factory(:user)
	18	+ watcher.should be_valid
10	19	end
	20	+
	21	+
11	22	end
12	23
13	24	end
...	...