Join us as we explore how to use simple Apex Triggers to make Chatter ever more useful. Specifically, you'll learn how to create Triggers to automatically post Opportunity Next Actions to a Chatter Group, automatically add new users to Chatter groups, and automatically follow and unfollow Salesforce items based on some criteria.

1. Developing Apex Triggers for Chatter
Chad Smith, Senior Consultant
Alternative Technology Solutions
@chad_w_smith

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3. Chad Smith
Senior Consultant,
Alternative Technology Solutions
@chad_w_smith
#SFChatterTrigger

4. Agenda
▪ Trigger Architecture
• Single trigger per object
• Utility Class for processing and DML operation
▪ Chatter Objects
• FeedItem
• EntitySubscription
▪ Example #1 – Auto-post to “Customer Win” Chatter Group
▪ Example #2 – Manager auto-follow “Big Deals”
▪ Example #3 – Auto-add new users to “Salesforce Q&A” Chatter Group

5. … before we begin
▪ Who is using Chatter now?
▪ Who is using trigger with Chatter?
▪ Who has written a trigger before?

6. Trigger Architecture
▪ Problems with multiple triggers on the same object
• Cannot control order of execution
• Organization of the org
▪ Solution
Class Code
• Single trigger per object
• Processing and DML
done within utility class
Trigger
Class Code
DML Statement

7. FeedItem Object
▪ “FeedItem represents an entry in the feed, such as changes in a record
feed, including text posts, link posts, and content posts.”
▪ Important Fields
• Body (Textarea) – The text or ‘body’ of the post
• ParentID (ID) – Chatter Group ID, AccountID, UserID (Profile Post)
• Type (Picklist) – TextPost, LinkPost, PollPost
▪ http://www.salesforce.
com/us/developer/docs/api/Content/sforce_api_objects_feeditem.htm

8. EntitySubscription Object
▪ “Represents a subscription for a user following a record or another
user.”
▪ Important Fields
• NetworkID (ID) – Community ID
• ParentID (ID) – ID of the record being followed
• SubscriberID (ID) – ID of the user following the record.
▪ Add Link to Docs

9. CollaborationGroupMember Object
▪ “Represents a member of a Chatter group.”
▪ Important Fields
• CollaborationGroupID (ID) – Chatter Group ID
• CollaborationRole (Picklist) – Admin or Standard
• MemberID (ID) – UserID of the Member
• NotificationFrequency (Picklist) – D for Daily, W for Weekly, N for Never, P for
Post
▪ http://www.salesforce.
com/us/developer/docs/api/Content/sforce_api_objects_collaborationgr
oupmember.htm

10. Object Model

11. Example #1 – Auto-Post to “Customer Win” Chatter
Group
▪ Post information to your “Customer Win” Chatter Group when your
opportunity goes to “Closed Won”
▪ Celebrate Victories!
▪ Minimize Emails in favor of Chatter (Chatter Adoption)
▪ Other Ideas
• Opportunity Next Action Group
• Project Next Action Group
▪ Code Walk Through

12. Example #2 – Manager Auto-Follow for Big Deals
▪ Set manager of a user to follow any opportunity over $5,000.
▪ Code Walk Through

13. Example #3 – Add new users to the “Salesforce
Q&A” Chatter Group
▪ Salesforce Chatter Group for Salesforce Questions & Answers
▪ Minimize support emails for your Administrator
▪ Drive Salesforce & Chatter Adoption

14. Deck & Code
▪ Dreamforce Session Chatter
▪ Alternative Technology Solutions Website
• http://alttechsolutions.com/http://alttechsolutions.com/SFtrigger
Email me!
• csmith@alttechsolutions.com

15. Chad Smith
Senior Consultant,
Alternative Technology Solutions
@chad_w_smith