MESSAGING BOT INTRODUCTION
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Johnny Sung introduced various messaging platforms and APIs that can be used to build messaging bots, including Slack, Line, Facebook Messenger, Skype, and others. He covered the key features of each platform's bot APIs, including how to set up webhooks, send and receive messages, and provided code examples in PHP. The presentation aimed to help developers learn how to connect their services to popular messaging platforms through bots.
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MESSAGING BOT INTRODUCTION
- 1. M E S S A G I N G B O T I N T R O D U C T I O N S O F JOHNNY SUNG 2016.06.18 @ GDG Kaohsiung
- 2. MOBILE DEVICES DEVELOPER Johnny Sung https://fb.com/j796160836 https://plus.google.com/+JohnnySung http://about.me/j796160836
- 8. • • Git commit, pull request • Server deploy • • • …
- 9. • ( ) • (?) • • • …
- 12. S L A C K
- 15. S L A C K • Incoming Webhooks • Send messages into Slack with customization and rich formatting. • Outgoing Webhooks • Send messages from Slack to your service in real-time. • Bot Users • Connect to Slack to read and write as a real-time bot.
- 16. I N C O M I N G W E B H O O K S https://api.slack.com/incoming-webhooks Your server Slack POST 200 OK
- 17. curl -X POST -H 'Content-type: application/json' --data ‘{“text”:"Hello, World!”}’ https://hooks.slack.com/services/T00000000/B00000000/ XXXXXXXXXXXXXXXXXXXXXXXX I N C O M I N G W E B H O O K S https://api.slack.com/incoming-webhooks
- 18. I N C O M I N G W E B H O O K S https://api.slack.com/incoming-webhooks
- 19. • Trigger keyword(s) • Callbacks • Cons: Public channel only O U T G O I N G W E B H O O K S https://api.slack.com/outgoing-webhooks
- 20. O U T G O I N G W E B H O O K S https://api.slack.com/outgoing-webhooks Slack 1. Detect if have certain keyword Bonjour 안녕하세요 สวัสดี नमस्ते မဂ#လ%ပ'
- 21. O U T G O I N G W E B H O O K S https://api.slack.com/outgoing-webhooks Slack Your Server 200 OK 2. POST user message POST
- 22. O U T G O I N G W E B H O O K S https://api.slack.com/outgoing-webhooks Slack Your Server 200 OK POST 3. Return bot message
- 24. B O T U S E R S ( R E A L T I M E M E S S A G I N G A P I ) https://api.slack.com/bot-users Your server Slack WebSocket
- 25. https://api.slack.com/bot-users Your server Slack WebSocket Hello User Online User Typing Messages… B O T U S E R S ( R E A L T I M E M E S S A G I N G A P I )
- 26. https://api.slack.com/bot-users Your server Slack WebSocket Hello User Online User Typing Messages… B O T U S E R S ( R E A L T I M E M E S S A G I N G A P I )
- 28. https://api.slack.com/bot-users Your server Slack WebSocket Post Messages Bots Info Users Info… B O T U S E R S ( R E A L T I M E M E S S A G I N G A P I )
- 33. #!/usr/bin/python # -*- coding: utf-8 -*- import time from slackclient import SlackClient # Token found at https://api.slack.com/web#authentication token = "xoxb-52095439187-CYPqixxxxxzwR9MoriR" sc = SlackClient(token) if sc.rtm_connect(): while True: results = sc.rtm_read() for result in results: if 'type' in result: if result['type'] == u'message' and not('subtype' in result): channel = result['channel'] text = result['text'] user = result['user'] if channel != u'C02HKPG5U' and user != u'U1J2TCX5H': # Filter out: # C02HKPG5U ==> General channel # U07SJTAMC ==> Bot it's self try: sc.rtm_send_message(channel, text) except Exception, e: print e print result time.sleep(5) else: print "Connection Failed, invalid token?" Python
- 34. {u'text': u’Hello, world!’, u'ts': u'1466228461.000005', u'user': u'U02HKPG5G', u'team': u'T02HKPG5C', u'type': u'message', u'channel': u'G1J4EADCH'} {u'type': u'hello'} {u'type': u'presence_change', u'user': u'U1J4C9FGF', u'presence': u'active'}
- 35. L I N E
- 39. SSL Certificate
- 40. https://developers.line.me/bot-api/getting-started-with-bot-api-trial Your server Line L I N E B O T Messages https://
- 41. https://developers.line.me/bot-api/getting-started-with-bot-api-trial Your server Line Post Messages L I N E B O T
- 45. POST /linebot.php HTTP/1.1 ACCEPT: */* ACCEPT-CHARSET: utf-8 CONTENT-TYPE: application/json;charset=UTF-8 USER-AGENT: ChannelEventDispatcher/1.0 X-LINE-CHANNELSIGNATURE: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx CONTENT-LENGTH: 542 HOST: your.ip.here:443 CONNECTION: Keep-Alive ACCEPT-ENCODING: gzip,deflate {“result”:[{"content":{"toType":1,"createdTime": 1465701674031,"from":"u2832cfc217c72c6df812248d041b73c8","location":null,"id":"4450389 514583","to":["uc6b4b8ef65ce03b72a672ac34b6e3a60"],"text":"Hello, World!”,”contentMetadata": {"AT_RECV_MODE":"2","EMTVER":"4","SKIP_BADGE_COUNT":"true"},"deliveredTime": 0,"contentType":1,"seq":null},"createdTime": 1465701674063,"eventType":"138311609000106303","from":"u206d25c2ea6bd87c17655609a 1c37cb8","fromChannel":1341301815,"id":"WB1521-3505347188","to": ["uc6b4b8ef65ce03b72a672ac34b6e3a60"],"toChannel":1463624852}]} https://developers.line.me/bot-api/getting-started-with-bot-api-trial
- 47. <?php function sendMessage($toIdArr, $message) { $curl = curl_init(); $options = array( CURLOPT_URL => "https://trialbot-api.line.me/v1/events", CURLOPT_HEADER => 0, CURLOPT_VERBOSE => 0, CURLOPT_RETURNTRANSFER => true, CURLOPT_POST => true, CURLOPT_POSTFIELDS => array( "to" => $toIdArr, "toChannel" => 1383378250, "eventType" => "138331608800106203", "content" => array( "contentType" => 1, "toType" => 1, "text" => $message ), ), CURLOPT_HTTPHEADER => array( 'X-Line-ChannelID: 1463624852', 'X-Line-ChannelSecret: 4968a9430a32c10d969e395acd04117f', 'X-Line-Trusted-User-With-ACL: uc6b4b81e65ce03b72a672ac34b6e3a60', 'Content-type: application/json; charset=UTF-8', ) ); curl_setopt_array($curl, $options); $result = curl_exec($curl); curl_close($curl); return $result; } PHP
- 50. FA C E B O O K M E S S E N G E R
- 51. • CNN • https://www.facebook.com/cnn/ • Humani: Jessie's Story • https://www.facebook.com/JessieHumani/
- 55. Your server Facebook M E S S E N G E R B O T Messages https:// https://messengerplatform.fb.com/
- 56. Your server Post Messages M E S S E N G E R B O T https://messengerplatform.fb.com/ Facebook
- 57. C R E AT I N G M E S S E N G E R B O T • 1. Create a Facebook App and Page • 2. Setup Webhook • 3. Get a Page Access Token • 4. Subscribe the App to the Page https://messengerplatform.fb.com/
- 62. YOUR_VERIFY_TOKEN <?php $verifyToken = @$_GET["hub_verify_token"]; $challenge = @$_GET["hub_challenge"]; if(strcmp($verifyToken, “YOUR_VERIFY_TOKEN”) === 0) { die($challenge); }
- 64. 4 . S U B S C R I B E T H E A P P T O T H E PA G E curl -X POST "https://graph.facebook.com/v2.6/me/ subscribed_apps?access_token=<PAGE_ACCESS_TOKEN>"
- 66. POST /fbbot/main.php HTTP/1.1 HOST: your.ip.here ACCEPT: */* ACCEPT-ENCODING: deflate, gzip CONTENT-TYPE: application/json X-HUB-SIGNATURE: sha1=03xxxxxxxxxxxxxxxxxxxxxxxxd58a7 CONTENT-LENGTH: 261 {"object":"page","entry":[{"id":1010700000009448,"time": 1460599788132,"messaging":[{"sender":{"id":1006290000095540},"recipient": {"id":1010710000019448},"timestamp":1460000088101,"message": {"mid":"mid.1460000088087:e7dca9a000001d9e91","seq":15,"text":"hi"}}]}]}
- 67. <?php $postdata = file_get_contents("php://input"); $jsobj = json_decode($postdata, true); $results = $jsobj['entry']; if (isset($results)) { foreach ($results as &$entry) { foreach ($entry['messaging'] as &$msgObj) { $senderId = $msgObj['sender']['id']; $message = $msgObj['message']['text']; sendMessage($senderId, $message); } } } PHP
- 69. <?php function sendMessage($toId, $message) { $post = json_encode(array( "recipient" => array( "id" => $toId ), "message" => array( "text" => $message ) ) ); $pageToken = "YOUR_PAGE_TOKEN"; $ch = curl_init(); $options = array( CURLOPT_URL => "https://graph.facebook.com/v2.6/me/messages?access_token=" . $pageToken, CURLOPT_HEADER => 0, CURLOPT_VERBOSE => 0, CURLOPT_RETURNTRANSFER => true, CURLOPT_POST => true, CURLOPT_POSTFIELDS => $post, CURLOPT_HTTPHEADER => array( 'Content-type: application/json; charset=UTF-8' ) ); curl_setopt_array($ch, $options); $result = curl_exec($ch); curl_close($ch); return $result; } PHP
- 71. S K Y P E
- 72. Your server Skype S K Y P E B O T https://developer.microsoft.com/en-us/skype/bots/docs/api/chat Messages https://
- 73. Your server Skype Post Messages S K Y P E B O T https://developer.microsoft.com/en-us/skype/bots/docs/api/chat
- 74. S K Y P E B O T • 1. Create Skype bot • 2. Create Microsoft Application • 3. Paste Application ID to Skype bot • 4. Add your bot to contact https://developer.microsoft.com/en-us/skype/bots/docs/api/chat
- 81. T H E R E S O U R C E M O D E L Conversation ID • 8:<USERNAME> • 28:<BOTID> • 19:<GROUP CONVERSATION> • …. https://developer.microsoft.com/en-us/skype/bots/docs/api/chat
- 84. POST /skypebot/main.php HTTP/1.1 CONTENT-TYPE: application/json; charset=utf-8 HOST: your.ip.here CONTENT-LENGTH: 156 EXPECT: 100-continue CONNECTION: Keep-Alive [{"id":"0","content":"Hi","activity":"message","from":"8:USERNAME","to":"28 :BOTID","time":"2016-06-16T07:08:03.906Z"}]
- 85. <?php $postdata = file_get_contents("php://input"); $json = json_decode($postdata, true); foreach ($json as &$msgObj) { if (strcmp($msgObj['activity'], 'message') == 0) { $fromId = $msgObj['from']; $message = $msgObj['content']; sendMessage($fromId, $message); } } header("HTTP/1.1 201 Created"); PHP
- 88. <?php require __DIR__ . '/vendor/autoload.php'; use SkypeClient; function sendMessage($id, $message) { $client = new Client([ 'clientId' => 'YOUR_CLIENT_ID', 'clientSecret' => 'YOUR_CLIENT_SECRET', ]); $api = $client->authorize()->api('conversation'); $result = $api->activity($id, $message); return $result; } PHP
- 93. ( )