Allow customer_id to be specified in identify URL.

README.md

@@ -77,7 +77,7 @@ if you pass along the current subscription plan (free / basic / premium) for you
 set up triggers which are only sent to customers who have subscribed to a
 particular plan (e.g. "premium").
 
-You'll want to indentify your customers when they sign up for your app and any time their
+You'll want to identify your customers when they sign up for your app and any time their
 key information changes. This keeps [Customer.io](https://customer.io) up to date with your customer information.
 
 ```ruby
@@ -95,6 +95,25 @@ $customerio.identify(
 )
 ```
 
+If you wish to specify a customer ID that is different than the one used in the `id` attribute, you can do so by using the `identify_customer_id` method:
+```ruby
+# Arguments
+# customer_id (required) - the customer ID to use for this customer, may be an id, email address, or the cio_id. This attribute
+# will be used to construct the URL but not sent in the body attributes.
+# attributes (required) - a hash of information about the customer. You can pass any
+# information that would be useful in your triggers. You 
+# must at least pass in an id, email, and created_at timestamp.
+
+$customerio.identify_customer_id(
+ :customer_id => "cio_5",
+ :id => 5,
+ :email => "[email protected]",
+ :created_at => customer.created_at.to_i,
+ :first_name => "Bob",
+ :plan => "basic"
+)
+```
+
 ### Deleting customers
 
 Deleting a customer will remove them, and all their information from

lib/customerio/client.rb

@@ -29,6 +29,10 @@ def identify(attributes)
  create_or_update(attributes)
  end
 
+ def identify_customer_id(customer_id: nil, **attributes)
+ create_or_update_customer_id(customer_id, **attributes)
+ end
+
  def delete(customer_id)
  raise ParamError.new("customer_id must be a non-empty string") if is_empty?(customer_id)
  @client.request_and_verify_response(:delete, customer_path(customer_id))
@@ -143,10 +147,14 @@ def merge_customers_path
  end
 
  def create_or_update(attributes = {})
+ create_or_update_customer_id(attributes[:id] || attributes["id"], attributes)
+ end
+
+ def create_or_update_customer_id(customer_id, attributes = {})
  attributes = Hash[attributes.map { |(k,v)| [ k.to_sym, v ] }]
- raise MissingIdAttributeError.new("Must provide a customer id") if is_empty?(attributes[:id])
+ raise MissingIdAttributeError.new("Must provide a customer id") if is_empty?(customer_id)
 
- url = customer_path(attributes[:id])
+ url = customer_path(customer_id)
  @client.request_and_verify_response(:put, url, attributes)
  end
 

spec/client_spec.rb

@@ -183,6 +183,14 @@ def json(data)
 
  lambda { client.identify(attributes) }.should_not raise_error()
  end
+
+ it "uses provided url_id rather than id" do
+ stub_request(:put, api_uri('/api/v1/customers/cio_5')).
+ with(body: json(id: "5")).
+ to_return(status: 200, body: "", headers: {})
+
+ client.identify_customer_id(customer_id: "cio_5", id: "5")
+ end
  end
 
  describe "#delete" do