Davidslv/add stream for mixpanel response

.rspec

@@ -0,0 +1 @@
+--color

lib/mixpanel/uri.rb

@@ -19,9 +19,34 @@ def self.encode(params)
     end
 
     def self.get(uri)
-      ::URI.parse(uri).read
-    rescue OpenURI::HTTPError => error
-      raise HTTPError, JSON.parse(error.io.read)['error']
+      uri      = URI(uri)
+      use_ssl  = uri.scheme == 'https'
+      tempfile = Tempfile.new('mixpanel_export')
+
+      begin
+        Net::HTTP.start(uri.host, uri.port, use_ssl: use_ssl) do |http|
+          request  = Net::HTTP::Get.new uri
+
+          http.request(request) do |response|
+            open tempfile, 'w' do |io|
+              response.read_body do |chunk|
+                io.write chunk
+              end
+            end
+          end
+        end
+      rescue Net::HTTPError => error
+        raise HTTPError, JSON.parse(error.io.read)['error']
+      end
+
+      string = String.new
+      open(tempfile) do |file|
+        while chunk = file.read(512)
+          string << chunk
+        end
+      end
+
+      string
     end
   end
 end

lib/mixpanel_client.rb

@@ -10,7 +10,8 @@
 # Libraries.
 require 'cgi'
 require 'digest/md5'
-require 'open-uri'
+require 'uri'
+require 'net/http'
 require 'json' unless defined?(JSON)
 
 # Mixpanel::Client libraries.