OneDrive

mailbox.makeEwsRequest( ); Message forwarded by ExchangeEndpoint retrieves attachments App in Outlook

Outlook APP Exchange App Backend App requests attachment metadata, callback token and EWS URL via JS APIs

Outlook APP Exchange App Backend App passes attachment id, token and EWS URL to its backend

Outlook APP Exchange App Backend App backend calls EWS to get attachment

Outlook APP Launch OAuth Azure AD App Backend SP

Outlook APP Launch OAuth App’s redirect html page App Backend SP

Outlook APP Launch OAuth App’s redirect html page App Backend SP

Outlook APP Launch OAuth App Backend SP Azure AD 1. Exchange for refresh and access token 2. Call SP with access token

User Identity Token Make EWS requests Settings User Profile

Get/set/add recipients or attendees Get/set the subject

Add file or item attachments

Prepend to the body Overwrite current selection in body

Get/set start or end time Get/set location Get/set/add attendees

Saved on the sent item Can be used to mark a composed message (eg “Tracked” in CRM)

ReadWrit box ReadWriteItem ReadItem Restricted

Book Workspace Address Book Bob Costas Jane Smith John Doe

Newsletter Approval Select documents for approval:

Sponsored by

var item = Office.context.mailbox.item; item.subject.setAsync(“Hello”);

var item = Office.context.mailbox.item; item.body.setSelectedData( “ Hello! ”, { coercionType : ‘HTML’ }); item.body.prependAsync(“Hello World!”);

var item = Office.context.mailbox.item; item.addFileAttachmentAsync( “ item.addItemAttachmentAsync(“EWS item id”);

var item = Office.context.mailbox.item; var now = new Date(); item.start.setAsync(now); item.location.setAsync(“My office”);