B4X

Google Contacts - Adding/Updating a photo for a contact

See more Google APIs Examples

Demonstrates how to upload a photo for a Google Contact. B4X

Dim success As Boolean = False

'  This example requires the Chilkat API to have been previously unlocked.
'  See Global Unlock Sample for sample code.

'  --------------------------------------------------------------------------------------------------------
'  Note: The code for setting up the Chilkat REST object and making the initial connection can be done once.
'  Once connected, the REST object may be re-used for many REST API calls.
'  (It's a good idea to put the connection setup code in a separate function/subroutine.)
'  --------------------------------------------------------------------------------------------------------

'  It is assumed we previously obtained an OAuth2 access token.
'  This example loads the JSON access token file 
'  saved by this example: Get Google Contacts OAuth2 Access Token

Dim jsonToken As ChilkatJsonObject
jsonToken.Initialize
success = jsonToken.LoadFile("qa_data/tokens/googleContacts.json")
If success <> True Then
    Log("Failed to load googleContacts.json")
    Return
End If


Dim gAuth As ChilkatAuthGoogle
gAuth.Initialize("gAuth")
gAuth.AccessToken = jsonToken.StringOf("access_token")

Dim rest As ChilkatRest
rest.Initialize("rest")

'  Connect using TLS.
Dim bAutoReconnect As Boolean = True
success = rest.Connect("www.google.com", 443, True, bAutoReconnect)

'  Provide the authentication credentials (i.e. the access token)
rest.SetAuthGoogle(gAuth)

'  ----------------------------------------------
'  OK, the REST connection setup is completed..
'  ----------------------------------------------

'  To upload a photo for the contact, send the following:

'  	PUT /m8/feeds/photos/media/default/contactId
'  	If-match: Etag
'  	Content-Type: image/*
'  	...
'  	[Photo data bytes]

rest.AddHeader("GData-Version", "3.0")
rest.AddHeader("If-Match", "*")
rest.AddHeader("Content-Type", "image/*")

Dim sbPath As ChilkatStringBuilder
sbPath.Initialize
sbPath.Append("/m8/feeds/photos/media/default/{contactId}")
'  Upload a photo for the contact having contactId = "1ea2e4fe0ef24e09"
Dim numReplacements As Int = sbPath.Replace("{contactId}", "1ea2e4fe0ef24e09")

'  Let's get our photo data..
Dim pngData As ChilkatBinData
pngData.Initialize
success = pngData.LoadFile("qa_data/png/dude.png")

Dim sbResponseBody As ChilkatStringBuilder
sbResponseBody.Initialize
success = rest.FullRequestBd("PUT", sbPath.GetAsString, pngData, sbResponseBody)
If success <> True Then
    Log(rest.LastErrorText)
    Return
End If


'  A successful response will have a status code equal to 200.
If rest.ResponseStatusCode <> 200 Then
    Log("response status code = " & rest.ResponseStatusCode)
    Log("response status text = " & rest.ResponseStatusText)
    Log("response header: " & rest.ResponseHeader)
    Log("response body: " & sbResponseBody.GetAsString)
    Return
End If


'  If the 200 success response was received.
Log("Response Body:")
Log(sbResponseBody.GetAsString)
Log("Success.")