Fetch embedly services

lib/tinyembedly.rb

@@ -1,4 +1,6 @@
 require 'httparty'
 require "tinyembedly/version"
+require "tinyembedly/base_uri"
 require "tinyembedly/response_error"
 require "tinyembedly/oembed"
+require "tinyembedly/service"

lib/tinyembedly/base_uri.rb

@@ -0,0 +1,3 @@
+module Tinyembedly
+  BASE_URI = 'api.embed.ly'
+end

lib/tinyembedly/oembed.rb

@@ -1,7 +1,7 @@
 module Tinyembedly
   class Oembed
     include HTTParty
-    base_uri 'api.embed.ly'
+    base_uri BASE_URI
 
     attr_reader :response, :api_key, :url
     @@api_key = nil

lib/tinyembedly/service.rb

@@ -0,0 +1,26 @@
+module Tinyembedly
+  class Service
+    include HTTParty
+
+    def self.services
+      if !defined?(@@services) || @@services.nil?
+        res = get("http://#{BASE_URI}/1/services/ruby")
+        @@services = res.code == 200 ? res.parsed_response : nil
+      end
+      @@services
+    end
+
+    def self.services_regex
+      if services.is_a?(Array)
+        r = services.collect { |service| service['regex'].join('|') }.join('|')
+        Regexp.new("^(#{r})$")
+      end
+    end
+
+    protected
+
+    def self.endpoint
+      '/1/services/ruby'
+    end
+  end
+end

spec/service_spec.rb

@@ -0,0 +1,42 @@
+require 'spec_helper'
+
+describe Tinyembedly::Service do
+  before(:each) do
+    @base = Tinyembedly::Service
+  end
+
+  describe "list of services" do
+    it "fetches list of services" do
+      @base.expects(:get).with('http://api.embed.ly/1/services/ruby').returns(mock(:code => 0))
+      @base.services
+    end
+
+    it "stores response" do
+      services = [{'name' => 'youtube','regex' => []}]
+      response = mock(:code => 200, :parsed_response => services)
+      @base.expects(:get).returns(response)
+      @base.services.size.should == 1
+      @base.services.first['name'].should == 'youtube'
+    end
+  end
+
+  describe "service regexes" do
+    it "creates a regex" do
+      @base.stubs(:services).returns([{'regex' => []}])
+      @base.services_regex.should be_kind_of(Regexp)
+    end
+
+    it "returns nil when services missing" do
+      @base.stubs(:services).returns(nil)
+      @base.services_regex.should be_nil
+    end
+
+    it "collects regexes" do
+      @base.stubs(:services).returns([
+        {'regex' => ["http:\\/\\/.*youtube\\.com\\/watch.*","http:\\/\\/youtu\\.be\\/.*"]},
+        {'regex' => ["http:\\/\\/military\\.discovery\\.com\\/videos\\/.*"]}])
+      @base.services_regex.should == /^(http:\/\/.*youtube\.com\/watch.*|http:\/\/youtu\.be\/.*|http:\/\/military\.discovery\.com\/videos\/.*)$/
+    end
+  end
+
+end