Chilkat2-Python

Vonage UC Extend Refresh Access Token

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Refreshes the access token for Vonage UC Extend apps. Chilkat2-Python

import sys
import chilkat2

success = False

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

# See Get Vonage UC Access Token 
# for sample code showing how to obtain a Vonage access token for desktop apps.

jsonToken = chilkat2.JsonObject()
success = jsonToken.LoadFile("qa_data/tokens/vonage_uc_extend.json")
if (success != True):
    print("Failed to load vonage_uc_extend.json")
    sys.exit()

oauth2 = chilkat2.OAuth2()

oauth2.TokenEndpoint = "https://api.vonage.com/token"

# Replace these with actual values.
oauth2.ClientId = "CLIENT_ID"
oauth2.ClientSecret = "CLIENT_SECRET"

# Get the "refresh_token"
oauth2.RefreshToken = jsonToken.StringOf("refresh_token")

# Send the HTTP POST to refresh the access token..
oauth2.VerboseLogging = True
success = oauth2.RefreshAccessToken()
if (success != True):
    print(oauth2.LastErrorText)
    sys.exit()

# Load the access token response into the json object 
jsonToken.Load(oauth2.AccessTokenResponse)

# If an "expires_on" member does not exist, then add the JSON member by
# getting the current system date/time and adding the "expires_in" seconds.
# This way we'll know when the token expires.
if (jsonToken.HasMember("expires_on") == False):
    dtExpire = chilkat2.CkDateTime()
    dtExpire.SetFromCurrentSystemTime()
    dtExpire.AddSeconds(jsonToken.IntOf("expires_in"))
    jsonToken.AppendString("expires_on",dtExpire.GetAsUnixTimeStr(False))

# Save the new JSON access token response to a file.
# The access + refresh tokens contained in this JSON will be needed for the next refresh.
sbJson = chilkat2.StringBuilder()
jsonToken.EmitCompact = False
jsonToken.EmitSb(sbJson)
sbJson.WriteFile("qa_data/tokens/vonage_uc_extend.json","utf-8",False)

print("OAuth2 authorization granted!")
print("New Access Token = " + oauth2.AccessToken)