Merge pull request #93 from a2ikm/feature/account_link

Support account link event

Author: kimoto

lib/line/bot/client.rb

@@ -466,7 +466,7 @@ def parse_events_from(request_body)
 
         json['events'].map { |item|
           begin
-            klass = Line::Bot::Event.const_get(item['type'].capitalize)
+            klass = Line::Bot::Event.const_get(camelize(item['type']))
             klass.new(item)
           rescue NameError => e
             Line::Bot::Event::Base.new(item)
@@ -510,6 +510,11 @@ def secure_compare(a, b)
         b.each_byte { |byte| res |= byte ^ l.shift }
         res == 0
       end
+
+      # @return [String]
+      def camelize(string)
+        string.split(/_|(?=[A-Z])/).map(&:capitalize).join
+      end
     end
   end
 end

lib/line/bot/event.rb

@@ -13,6 +13,7 @@
 # under the License.
 
 require 'line/bot/event/base'
+require 'line/bot/event/account_link'
 require 'line/bot/event/beacon'
 require 'line/bot/event/follow'
 require 'line/bot/event/join'

lib/line/bot/event/account_link.rb

@@ -0,0 +1,29 @@
+# Copyright 2016 LINE
+#
+# LINE Corporation licenses this file to you under the Apache License,
+# version 2.0 (the "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at:
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+module Line
+  module Bot
+    module Event
+      class AccountLink < Base
+        def result
+          @src['link']['result']
+        end
+
+        def nonce
+          @src['link']['nonce']
+        end
+      end
+    end
+  end
+end

spec/line/bot/client_parse_spec.rb

@@ -145,6 +145,19 @@
         "type": "enter",
         "dm": "1234567890abcdef"
       }
+    },
+    {
+      "type": "accountLink",
+      "replyToken": "replyToken",
+      "source": {
+        "type": "user",
+        "userId": "userid"
+      },
+      "timestamp": 12345678901234,
+      "link": {
+        "result": "ok",
+        "nonce": "nonce"
+      }
     }
   ]
 }
@@ -251,6 +264,10 @@ def generate_client
     expect(events[11].type).to eq("enter")
     expect(events[11]['beacon']['dm']).to eq("1234567890abcdef")
     expect(events[11].deviceMessage).to eq("\x12\x34\x56\x78\x90\xab\xcd\xef".b)
+
+    expect(events[12]).to be_a(Line::Bot::Event::AccountLink)
+    expect(events[12].result).to eq("ok")
+    expect(events[12].nonce).to eq("nonce")
   end
 
   it 'parses unknown event' do