Merge pull request #5 from leapcode/feature/removing-email-aliases

Removing email aliases - proper error display

3 files changed, 36 insertions, 21 deletions

diff --git a/users/app/models/email.rb b/users/app/models/email.rb
index 4b01838..0745fda 100644
--- a/users/app/models/email.rb
+++ b/users/app/models/email.rb
@@ -14,4 +14,12 @@ class Email
   def to_s
     email
   end
+
+  def ==(other)
+    other.is_a?(String) ? self.email == other : super
+  end
+
+  def to_param
+    email
+  end
 end
diff --git a/users/app/models/local_email.rb b/users/app/models/local_email.rb
index 7cca4f4..c654fcb 100644
--- a/users/app/models/local_email.rb
+++ b/users/app/models/local_email.rb
@@ -1,6 +1,9 @@
 class LocalEmail < Email
 
   validate :unique_on_server
+  validate :unique_alias_for_user
+  validate :differs_from_main_email
+  validates :casted_by, :presence => true
 
   def to_partial_path
     "emails/email"
@@ -9,7 +12,23 @@ class LocalEmail < Email
   def unique_on_server
      has_email = User.find_by_email_or_alias(email)
      if has_email && has_email != self.base_doc
-      errors.add(:email, "has already been taken")
+      errors.add :email, "has already been taken"
     end
   end
+
+  def unique_alias_for_user
+    aliases = self.casted_by.email_aliases
+    if aliases.select{|a|a.email == self.email}.count > 1
+      errors.add :email, "is already your alias"
+    end
+  end
+
+  def differs_from_main_email
+    user = self.casted_by
+    if user.email == self.email
+      errors.add :email, "may not be the same as your email address"
+    end
+  end
+
+
 end
diff --git a/users/app/models/user.rb b/users/app/models/user.rb
index 10f358d..1999a28 100644
--- a/users/app/models/user.rb
+++ b/users/app/models/user.rb
@@ -35,9 +35,7 @@ class User < CouchRest::Model::Base
   validates :email_forward,
     :format => { :with => /\A(([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,}))?\Z/, :message => "needs to be a valid email address"}
 
-  validate :no_duplicate_email_aliases
-
-  validate :email_aliases_differ_from_email
+  validate :email_differs_from_email_aliases
 
   timestamps!
 
@@ -45,6 +43,7 @@ class User < CouchRest::Model::Base
     view :by_login
     view :by_created_at
     view :by_email
+
     view :by_email_alias,
       :map => <<-EOJS
     function(doc) {
@@ -56,6 +55,7 @@ class User < CouchRest::Model::Base
       });
     }
     EOJS
+
     view :by_email_or_alias,
       :map => <<-EOJS
     function(doc) {
@@ -70,6 +70,7 @@ class User < CouchRest::Model::Base
       });
     }
     EOJS
+
   end
 
   class << self
@@ -114,33 +115,20 @@ class User < CouchRest::Model::Base
     APP_CONFIG['admins'].include? self.login
   end
 
-  def add_email_alias(email)
-    email = LocalEmail.new(email) unless email.is_a? Email
-    email_aliases << email
-  end
-
   # this currently only adds the first email address submitted.
   # All the ui needs for now.
   def email_aliases_attributes=(attrs)
-    if attrs && attrs.values.first
-      add_email_alias attrs.values.first
-    end
+    email_aliases.build(attrs.values.first) if attrs
   end
 
   ##
   #  Validation Functions
   ##
 
-  # TODO: How do we handle these errors?
-  def no_duplicate_email_aliases
-    if email_aliases.count != email_aliases.map(&:email).uniq.count
-      errors.add(:email_aliases, "include a duplicate")
-    end
-  end
-
-  def email_aliases_differ_from_email
+  def email_differs_from_email_aliases
+    return if email_aliases.any? and email_aliases.last.errors.any?
     if email_aliases.map(&:email).include?(email)
-      errors.add(:email_aliases, "include the original email address")
+      errors.add(:email, "may not be the same as an alias")
     end
   end