1 slot.set_layout(nil, "application/json")

2

3 if not (

4 app.scopes.read_authors

5 or app.scopes.read_identities

6 or app.scopes.read_profiles

7 ) then

8 return util.api_error(403, "Forbidden", "insufficient_scope", "Scope read_authors or read_identities or read_profiles required")

9 end

10

11 local r = json.object{

12 result = json.array()

13 }

14

15 local selector = MemberImage:new_selector()

16 :add_where("image_type = 'avatar'")

17 :add_where("scaled")

18 :optional_object_mode()

19

20 local member_id = param.get("member_id")

21 if member_id then

22 selector:add_where{ "member_id = ?", member_id }

23 else

24 return util.api_error(404, "Missing parameter", "no_member_id", "No member_id provided")

25 end

26

27 local member_image = selector:exec()

28

29 local data

30 local content_type

31

32 if member_image then

33 data = member_image.data

34 content_type = member_image.content_type

35 else

36 local filename = WEBMCP_BASE_PATH .. "static/avatar.jpg"

37 local f = assert(io.open(filename), "Cannot open default image file")

38 data = f:read("*a")

39 content_type = "image/jpeg"

40 f:close()

41 end

42

43 slot.set_layout(nil, "image/jpeg")

44 slot.put_into("data", data)

45