(PHP Extension) PayPal Search for Invoices

Search PayPal invoices.

See also SearchInvoices

Chilkat PHP Downloads PHP Extension for Windows, Linux, MacOS, Alpine Linux, Solaris

<?php

// The version number (9_5_0) should match version of the Chilkat extension used, omitting the micro-version number.
// For example, if using Chilkat v9.5.0.48, then include as shown here:
include("chilkat_9_5_0.php");

// Note: Requires Chilkat v9.5.0.64 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 = new CkJsonObject();
$jsonToken->LoadFile('qa_data/tokens/paypal.json');

// Build the Authorization request header field value.
$sbAuth = new 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 = new CkRest();
$bAutoReconnect = true;
$success = $rest->Connect('api.sandbox.paypal.com',443,true,$bAutoReconnect);
if ($success != true) {
    print $rest->lastErrorText() . "\n";
    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..
// ----------------------------------------------------------------------------------------------

// Create JSON to specify the search
$json = new CkJsonObject();
$json->put_EmitCompact(false);
$json->AppendString('start_invoice_date','2016-01-01 PST');
$json->AppendString('end_invoice_date','2016-11-16 PST');
$json->AppendInt('page',0);
$json->AppendInt('page_size',10);
$json->AppendBool('total_count_required',true);

print $json->emit() . "\n";

// The JSON by the above code:

// 	{
// 	  "start_invoice_date": "2016-01-01 PST",
// 	  "end_invoice_date": "2016-11-16 PST",
// 	  "page": 0,
// 	  "page_size": 10,
// 	  "total_count_required": true
// 	}

// Send the POST equivalent to this CURL command:

// 	curl -v -X POST https://api.sandbox.paypal.com/v1/invoicing/search/ \
// 	-H "Content-Type:application/json" \
// 	-H "Authorization: Bearer Access-Token" \
// 	-d '{ invoice JSON goes here }'

$json->put_EmitCompact(true);
$sbRequestBody = new CkStringBuilder();
$sbResponseBody = new CkStringBuilder();

$rest->AddHeader('Content-Type','application/json');
$rest->AddHeader('Authorization',$sbAuth->getAsString());
$json->EmitSb($sbRequestBody);

$success = $rest->FullRequestSb('POST','/v1/invoicing/search',$sbRequestBody,$sbResponseBody);
if ($success != true) {
    print $rest->lastErrorText() . "\n";
    exit;
}

// We should have some sort of JSON response.  It could be successful, or an error.
$jsonResponse = new CkJsonObject();
$jsonResponse->put_EmitCompact(false);
$jsonResponse->LoadSb($sbResponseBody);

print 'Response Status Code = ' . $rest->get_ResponseStatusCode() . "\n";

// Did we get a 200 success response?
if ($rest->get_ResponseStatusCode() != 200) {
    // Show the JSON response body
    print $jsonResponse->emit() . "\n";
    print 'Failed.' . "\n";
    exit;
}

// Sample response JSON is shown below.

// Iterate over each invoice and get some information from each..
$numInvoices = $jsonResponse->SizeOfArray('invoices');
$i = 0;
while ($i < $numInvoices) {
    $jsonResponse->put_I($i);
    print 'Invoice ID: ' . $jsonResponse->stringOf('invoices[i].id') . "\n";
    print 'Shipping First Name: ' . $jsonResponse->stringOf('invoices[i].shipping_info.first_name') . "\n";
    $j = 0;
    $numBillingInfo = $jsonResponse->SizeOfArray('invoices[i].billing_info');
    while ($j < $numBillingInfo) {
        $jsonResponse->put_J($j);
        print 'billing_info email: ' . $jsonResponse->stringOf('invoices[i].billing_info[j].email') . "\n";
        $j = $j + 1;
    }

    $numLinks = $jsonResponse->SizeOfArray('invoices[i].links');
    $j = 0;
    while ($j < $numLinks) {
        $jsonResponse->put_J($j);
        print 'link: ' . $jsonResponse->stringOf('invoices[i].links[j].href') . "\n";
        $j = $j + 1;
    }

    print '----' . "\n";
    $i = $i + 1;
}

print 'Success.' . "\n";

// A successful response looks like this:

// { 
//   "total_count": 2,
//   "invoices": [
//     { 
//       "id": "INV2-XV4B-736P-PLVN-SZCE",
//       "number": "0002",
//       "status": "DRAFT",
//       "merchant_info": { 
//         "email": "smith-facilitator@chilkatsoft.com"
//       },
//       "billing_info": [
//         { 
//           "email": "smith-buyer@chilkatsoft.com"
//         }
//       ],
//       "shipping_info": { 
//         "email": "smith-buyer@chilkatsoft.com",
//         "first_name": "Sally",
//         "last_name": "Patient",
//         "business_name": "Not applicable"
//       },
//       "invoice_date": "2016-11-15 PST",
//       "payment_term": { 
//         "due_date": "2016-12-30 PST"
//       },
//       "note": "Medical Invoice 16 Jul, 2013 PST",
//       "total_amount": { 
//         "currency": "USD",
//         "value": "500.00"
//       },
//       "metadata": { 
//         "created_date": "2016-11-15 08:09:21 PST"
//       },
//       "paid_amount": { 
//         "paypal": { 
//           "currency": "USD",
//           "value": "0.00"
//         },
//         "other": { 
//           "currency": "USD",
//           "value": "0.00"
//         }
//       },
//       "refunded_amount": { 
//         "paypal": { 
//           "currency": "USD",
//           "value": "0.00"
//         },
//         "other": { 
//           "currency": "USD",
//           "value": "0.00"
//         }
//       },
//       "links": [
//         { 
//           "rel": "self",
//           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-XV4B-736P-PLVN-SZCE",
//           "method": "GET"
//         },
//         { 
//           "rel": "send",
//           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-XV4B-736P-PLVN-SZCE/send",
//           "method": "POST"
//         },
//         { 
//           "rel": "update",
//           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-XV4B-736P-PLVN-SZCE/update",
//           "method": "PUT"
//         },
//         { 
//           "rel": "delete",
//           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-XV4B-736P-PLVN-SZCE",
//           "method": "DELETE"
//         }
//       ]
//     },
//     { 
//       "id": "INV2-ZG2H-HKAW-PMWU-N6ZR",
//       "number": "0001",
//       "status": "SENT",
//       "merchant_info": { 
//         "email": "smith-facilitator@chilkatsoft.com"
//       },
//       "billing_info": [
//         { 
//           "email": "smith-buyer@chilkatsoft.com"
//         }
//       ],
//       "shipping_info": { 
//         "email": "smith-buyer@chilkatsoft.com",
//         "first_name": "Sally",
//         "last_name": "Patient",
//         "business_name": "Not applicable"
//       },
//       "invoice_date": "2016-11-15 PST",
//       "payment_term": { 
//         "due_date": "2016-12-30 PST"
//       },
//       "note": "Medical Invoice 16 Jul, 2013 PST",
//       "total_amount": { 
//         "currency": "USD",
//         "value": "500.00"
//       },
//       "metadata": { 
//         "created_date": "2016-11-15 06:17:03 PST",
//         "payer_view_url": "https://www.sandbox.paypal.com/cgi_bin/webscr?cmd=_pay-inv&viewtype=altview&id=INV2-ZG2H-HKAW-PMWU-N6ZR"
//       },
//       "paid_amount": { 
//         "paypal": { 
//           "currency": "USD",
//           "value": "0.00"
//         },
//         "other": { 
//           "currency": "USD",
//           "value": "0.00"
//         }
//       },
//       "refunded_amount": { 
//         "paypal": { 
//           "currency": "USD",
//           "value": "0.00"
//         },
//         "other": { 
//           "currency": "USD",
//           "value": "0.00"
//         }
//       },
//       "links": [
//         { 
//           "rel": "self",
//           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR",
//           "method": "GET"
//         },
//         { 
//           "rel": "update",
//           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/update",
//           "method": "PUT"
//         },
//         { 
//           "rel": "cancel",
//           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/remind",
//           "method": "POST"
//         },
//         { 
//           "rel": "remind",
//           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/cancel",
//           "method": "POST"
//         },
//         { 
//           "rel": "record-payment",
//           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/record-payment",
//           "method": "POST"
//         },
//         { 
//           "rel": "qr-code",
//           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/qr-code",
//           "method": "GET"
//         }
//       ]
//     }
//   ]
// }
// 

?>