2. Social 101:
Introduction to Google Buzz
Will Norris
May 18, 2010

3. #iobootcamp

4. Will Norris
Developer Programs Engineer
http://willnorris.com/

5. Social 101: Introduction to Google Buzz
• The Conversational Web
• Google Buzz
• Relevant Technologies
– Atom, Atom Extensions, Activity Streams
– REST, OAuth, PubSubHubbub, Salmon
• Questions & Answers
5

6. The Conversational Web

7. The Conversational Web
...
... ...
...
waffles for
breakfast
#nomnomnom
can't wait for
#googleio
7

8. The Conversational Web
8

9. Google Buzz

10. Google Buzz
10

11. Google Buzz
11

12. Google Buzz
12

13. Relevant Technologies

15. Atom (and friends)

16. Atom
<entry xmlns="http://www.w3.org/2005/Atom">
<id>tag:example.com,2010:entry/123</id>
<title>Hello World</title>
<updated>2010-03-23T23:43:30.485Z</updated>
<author>
<name>Ted Taco</name>
<uri>http://www.example.com/author/ted</uri>
</author>
<content> ... </content>
<link rel="alternate" type="text/html"
href="http://www.example.com/123" />
</entry>
16

17. Atom
<entry xmlns="http://www.w3.org/2005/Atom">
<id> ... </id>
<author> ... </author>
<link rel="alternate" type="text/html" href="..." />
</entry>
17

18. Atom
<entry xmlns="http://www.w3.org/2005/Atom">
<id> ... </id>
<author> ... </author>
<link rel="alternate" type="text/html" href="..." />
<link rel="enclosure" type="image/jpeg"
href="http://www.example.com/images/123.jpg" />
</entry>
18

19. Atom + MediaRSS
<entry xmlns="http://www.w3.org/2005/Atom"
xmlns:media="http://search.yahoo.com/mrss/">
<id> ... </id>
<author> ... </author>
<link rel="alternate" type="text/html" href="..." />
<link rel="enclosure" type="image/jpeg"
href="http://www.example.com/images/123.jpg"
media:height="600" media:width="800" />
</entry>
19

20. Atom
<entry xmlns="http://www.w3.org/2005/Atom">
<id> ... </id>
<author> ... </author>
<link rel="alternate" type="text/html" href="..." />
</entry>
20

21. Atom + GeoRSS
<entry xmlns="http://www.w3.org/2005/Atom"
xmlns:georss="http://www.georss.org/georss">
<id> ... </id>
<author> ... </author>
<link rel="alternate" type="text/html" href="..." />
<georss:point>37.7834 -122.4035</georss:point>
<georss:featureName>Moscone Center</georss:featureName>
</entry>
21

22. Atom + GeoRSS + Portable Contacts
<entry xmlns="http://www.w3.org/2005/Atom"
xmlns:georss="http://www.georss.org/georss"
xmlns:poco="http://portablecontacts.net/ns/1.0">
<id> ... </id>
<author> ... </author>
<link rel="alternate" type="text/html" href="..." />
<georss:point>37.7834 -122.4035</georss:point>
<georss:featureName>Moscone Center</georss:featureName>
<poco:address><poco:formatted>
747 Howard Street, San Francisco, CA 94103
</poco:formatted></poco:address>
</entry>
22

23. Atom + Threading
<entry xmlns="http://www.w3.org/2005/Atom">
<id> ... </id>
<author> ... </author>
<link rel="alternate" type="text/html" href="..." />
</entry>
23

24. Atom + Threading
<entry xmlns="http://www.w3.org/2005/Atom"
xmlns:thr="http://purl.org/syndication/thread/1.0">
<id> ... </id>
<author> ... </author>
<link rel="alternate" type="text/html" href="..." />
<link rel="replies" type="application/atom+xml" href="..."
thr:count="14" thr:updated="2010-05-12T20:34:54Z" />
</entry>
24

25. Atom + Threading
<entry xmlns="http://www.w3.org/2005/Atom"
xmlns:thr="http://purl.org/syndication/thread/1.0">
<id> ... </id>
<author> ... </author>
<link rel="alternate" type="text/html" href="..." />
<thr:in-reply-to ref="tag:example.com,2010:post/123"
type="text/html" href="http://example.com/123" />
</entry>
25

26. Activity Streams

27. 27

28. 28

29. 29

30. 30

31. What do these feeds
have in common?
31

32. Not Much
32

33. Actor + Verb + Object
• Ted committed revision 43
• Cami favorited a video
• Ted friended Cami
33

34. Atom + Activity Streams
<entry xmlns="http://www.w3.org/2005/Atom">
<id> ... </id>
<author>
<name> ... </name>
</author>
</entry>
34

35. Atom + Activity Streams
<entry xmlns="http://www.w3.org/2005/Atom"
xmlns:activity="http://activitystrea.ms/spec/1.0">
<id> ... </id>
<author>
<name> ... </name>
<activity:object-type>
http://activitystrea.ms/schema/1.0/person
</activity:object-type>
</author>
<activity:verb>http://activitystrea.ms/schema/1.0/favorite</activity:verb>
<activity:object>
<activity:object-type>
http://activitystrea.ms/schema/1.0/video
</activity:object-type>
<content> ... </content>
</activity:object>
</entry>
35

36. Salmon

37. Salmon
Comments
Likes
37

38. Salmon
Comments
Likes
Comments
Likes
37

39. Salmon
Comments
Likes
FriendFeed
Comments Comments
Likes Likes
37

40. Salmon
Comments
Likes
FriendFeed
Comments Comments
Likes Likes
37

41. Bridging the Islands
Wednesday, 3:00pm - 4:00pm Room 9
38

42. PubSubHubbub

43. PubSubHubbub
Yes!
No
Anything
New?
40

44. PubSubHubbub
Yes!
No
Anything
New?
40

45. PubSubHubbub
Yes!
No
Anything
New?
40

46. PubSubHubbub
Yes!
No
Anything
New?
40

47. PubSubHubbub
41

48. PubSubHubbub
41

49. PubSubHubbub
42

50. PubSubHubbub
42

51. Make your application real-time with PubSubHubbub
Wednesday, 4:15pm - 5:15pm Room 9
43

52. OAuth

53. OAuth
Password Anti-Pattern
45

54. OAuth
Your Valet Key for the Web
• Valet Key
– Limit speed to 20 mph
– Limit total distance to 20 miles
– Restrict access to the trunk and glove box
• OAuth Token
– Limit to a particular application
– Limit which data application can access
– Limit how long the data can be accessed
– Revokable
46

55. 47

56. 48

57. 49

58. What's the hubbub about Google Buzz APIs?
Wednesday, 1:45pm - 2:45pm Room 8
Surf the stream: Google Buzz, location, and social gaming
Thursday, 11:30pm - 12:30pm Room 1
50

59. What's the hubbub about Google Buzz APIs?
Wednesday, 1:45pm - 2:45pm Room 8
Surf the stream: Google Buzz, location, and social gaming
Thursday, 11:30pm - 12:30pm Room 1
50

60. See the Social Web sessions in I/O schedule
51

61. Questions
52