CkPython

PayPal - Capture a Previously Authorized Payment

See more PayPal Examples

Captures a previously authorized payment.

Note: This example requires Chilkat v9.5.0.65 or greater.

CkPython

import sys
import chilkat

success = False

# Note: Requires Chilkat v9.5.0.65 or greater.

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

# Load our previously obtained access token. (see PayPal OAuth2 Access Token)
jsonToken = chilkat.CkJsonObject()
jsonToken.LoadFile("qa_data/tokens/paypal.json")

# Build the Authorization request header field value.
sbAuth = chilkat.CkStringBuilder()
# token_type should be "Bearer"
sbAuth.Append(jsonToken.stringOf("token_type"))
sbAuth.Append(" ")
sbAuth.Append(jsonToken.stringOf("access_token"))

# Make the initial connection.
# A single REST object, once connected, can be used for many PayPal REST API calls.
# The auto-reconnect indicates that if the already-established HTTPS connection is closed,
# then it will be automatically re-established as needed.
rest = chilkat.CkRest()
bAutoReconnect = True
success = rest.Connect("api.sandbox.paypal.com",443,True,bAutoReconnect)
if (success != True):
    print(rest.lastErrorText())
    sys.exit()

# ----------------------------------------------------------------------------------------------
# The code above this comment could be placed inside a function/subroutine within the application
# because the connection does not need to be made for every request.  Once the connection is made
# the app may send many requests..
# ----------------------------------------------------------------------------------------------

# Build the JSON containing the transaction information.
json = chilkat.CkJsonObject()
json.put_EmitCompact(False)
json.UpdateString("amount.currency","USD")
json.UpdateString("amount.total","4.54")
json.UpdateBool("is_final_capture",True)
print(json.emit())

# The JSON created by the above code:

# 	{ 
# 	  "amount": { 
# 	    "currency": "USD",
# 	    "total": "4.54"
# 	  },
# 	  "is_final_capture": true
# 	}

rest.AddHeader("Authorization",sbAuth.getAsString())
rest.AddHeader("Content-Type","application/json")

# To capture payment, make a call to /v1/payments/authorization/[authorization_id]/capture with the authorization ID in the URI.
# See PayPal Authorize Payment for sample code to create the authorization.
# The "7X8332687A4929542" comes from the "transactions[0].related_resources[0].authorization.id" part of the authorization response.

sbPath = chilkat.CkStringBuilder()
sbPath.Append("/v1/payments/authorization/[authorization_id]/capture")
numReplacements = sbPath.Replace("[authorization_id]","7X8332687A4929542")

# Send the POST request containign the JSON in the request body, and get the JSON response.
sbJsonRequest = chilkat.CkStringBuilder()
json.put_EmitCompact(True)
json.EmitSb(sbJsonRequest)
sbJsonResponse = chilkat.CkStringBuilder()
success = rest.FullRequestSb("POST",sbPath.getAsString(),sbJsonRequest,sbJsonResponse)
if (success != True):
    print(rest.lastErrorText())
    sys.exit()

json.put_EmitCompact(False)
json.LoadSb(sbJsonResponse)

print("Response Status Code = " + str(rest.get_ResponseStatusCode()))

# IMPORTANT: In most PayPal examples, the return status code is 201.
# For this particular call, PayPal returns status code 200.

# Did we get a 200 success response?
if (rest.get_ResponseStatusCode() != 200):
    print(json.emit())
    print("Failed.")
    sys.exit()

# Sample JSON response is shown below.
print(json.emit())

print("success")

# ------------------------------------------------
# A sample JSON response:

# 	{ 
# 	  "id": "1LY5310469661362J",
# 	  "create_time": "2016-11-24T00:40:50Z",
# 	  "update_time": "2016-11-24T00:40:54Z",
# 	  "amount": { 
# 	    "total": "4.54",
# 	    "currency": "USD"
# 	  },
# 	  "is_final_capture": true,
# 	  "state": "completed",
# 	  "reasonCode": "None",
# 	  "parent_payment": "PAY-2CY489250W145633HLA3DK3Y",
# 	  "transaction_fee": { 
# 	    "value": "0.43",
# 	    "currency": "USD"
# 	  },
# 	  "links": [
# 	    { 
# 	      "href": "https://api.sandbox.paypal.com/v1/payments/capture/1LY5310469661362J",
# 	      "rel": "self",
# 	      "method": "GET"
# 	    },
# 	    { 
# 	      "href": "https://api.sandbox.paypal.com/v1/payments/capture/1LY5310469661362J/refund",
# 	      "rel": "refund",
# 	      "method": "POST"
# 	    },
# 	    { 
# 	      "href": "https://api.sandbox.paypal.com/v1/payments/authorization/7X8332687A4929542",
# 	      "rel": "authorization",
# 	      "method": "GET"
# 	    },
# 	    { 
# 	      "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-2CY489250W145633HLA3DK3Y",
# 	      "rel": "parent_payment",
# 	      "method": "GET"
# 	    }
# 	  ]
#