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(Perl) Create ITIDA Signed JSON and Send to ETA (Egypt Tax Authority) PortalSee more Egypt ITIDA ExamplesDemonstrates how to create a .p7s signature that fits Egypt's ITIDA requirements where Chilkat automatically does the ITIDA JSON canonicalization. Also shows the code to send to the ETA Portal.
use chilkat(); # This example assumes the Chilkat API to have been previously unlocked. # See Global Unlock Sample for sample code. # Indicate that utf-8 is desired for strings passed in and out of Chilkat. $glob = chilkat::CkGlobal->new(); $glob->put_DefaultUtf8(1); $crypt = chilkat::CkCrypt2->new(); $crypt->put_VerboseLogging(1); $cert = chilkat::CkCert->new(); $cert->put_VerboseLogging(1); # Set the smart card PIN, which will be needed for signing. $cert->put_SmartCardPin("12345678"); # There are many ways to load the certificate. # This example was created for a customer using an ePass2003 USB token. # Assuming the USB token is the only source of a hardware-based private key.. $success = $cert->LoadFromSmartcard(""); if ($success != 1) { print $cert->lastErrorText() . "\r\n"; exit; } # Tell the crypt class to use this cert. $success = $crypt->SetSigningCert($cert); if ($success != 1) { print $crypt->lastErrorText() . "\r\n"; exit; } $cmsOptions = chilkat::CkJsonObject->new(); # Setting "DigestData" causes OID 1.2.840.113549.1.7.5 (digestData) to be used. $cmsOptions->UpdateBool("DigestData",1); $cmsOptions->UpdateBool("OmitAlgorithmIdNull",1); # Indicate that we are passing normal JSON and we want Chilkat do automatically # do the ITIDA JSON canonicalization: $cmsOptions->UpdateBool("CanonicalizeITIDA",1); $crypt->put_CmsOptions($cmsOptions->emit()); # The CadesEnabled property applies to all methods that create CMS/PKCS7 signatures. # To create a CAdES-BES signature, set this property equal to true. $crypt->put_CadesEnabled(1); $crypt->put_HashAlgorithm("sha256"); $jsonSigningAttrs = chilkat::CkJsonObject->new(); $jsonSigningAttrs->UpdateInt("contentType",1); $jsonSigningAttrs->UpdateInt("signingTime",1); $jsonSigningAttrs->UpdateInt("messageDigest",1); $jsonSigningAttrs->UpdateInt("signingCertificateV2",1); $crypt->put_SigningAttributes($jsonSigningAttrs->emit()); # By default, all the certs in the chain of authentication are included in the signature. # If desired, we can choose to only include the signing certificate: $crypt->put_IncludeCertChain(0); # Pass a JSON document such as the following. Chilkat will do the ITIDA canonicalization. # (It is the canonicalized JSON that gets signed.) # { # "issuer":{ # "address":{ # "branchID":"0", # "country":"EG", # "regionCity":"Cairo", # "postalCode":"", # "buildingNumber":"0", # "street":"123rd Street", # "governate":"GOVERNATE" # }, # "type":"B", # "id":"209999899", # "name":"Xyz SAE" # }, # "receiver":{ # "address":{ # "country":"EG", # "regionCity":"CAIRO", # "postalCode":"11435", # "buildingNumber":"0", # "street":"Autostrad Road Abc", # "governate":"GOVERNATE" # }, # "type":"B", # "id":"999999999", # "name":"XYZ EGYPT FOR TRADE" # }, # "documentType":"I", # "documentTypeVersion":"1.0", # "dateTimeIssued":"2020-11-15T11:04:53Z", # "taxpayerActivityCode":"1073", # "internalID":"ZZZZ999", # "purchaseOrderReference":"2009199918", # "salesOrderReference":"", # "payment":{ # "bankName":"", # "bankAddress":"", # "bankAccountNo":"", # "bankAccountIBAN":"", # "swiftCode":"", # "terms":"" # }, # "delivery":{ # "approach":"", # "packaging":"", # "dateValidity":"", # "exportPort":"", # "countryOfOrigin":"EG", # "grossWeight":0, # "netWeight":0, # "terms":"" # }, # "invoiceLines":[ # { # "description":"CDM Widget 48GX99X12BA", # "itemType":"GS1", # "itemCode":"7622213335056", # "unitType":"CS", # "quantity":1.00, # "unitValue":{ # "currencySold":"EGP", # "amountEGP":588.67, # "amountSold":0, # "currencyExchangeRate":0 # }, # "salesTotal":588.67, # "total":603.97, # "valueDifference":0, # "totalTaxableFees":0, # "netTotal":529.8, # "itemsDiscount":0, # "discount":{ # "rate":10.00, # "amount":58.87 # }, # "taxableItems":[ # { # "taxType":"T1", # "amount":74.17, # "subType":"No sub", # "rate":14.00 # } # ], # "internalCode":"9099994" # } # ], # "totalSales":588.67, # "totalSalesAmount":588.67, # "totalDiscountAmount":58.87, # "netAmount":529.80, # "taxTotals":[ # { # "taxType":"T1", # "amount":74.17 # } # ], # "extraDiscountAmount":0, # "totalItemsDiscountAmount":0, # "totalAmount":603.97, # } # Build the above JSON.. # Use this online tool to generate code from sample JSON: # Generate Code to Create JSON $json = chilkat::CkJsonObject->new(); $json->UpdateString("issuer.address.branchID","0"); $json->UpdateString("issuer.address.country","EG"); $json->UpdateString("issuer.address.regionCity","Cairo"); $json->UpdateString("issuer.address.postalCode",""); $json->UpdateString("issuer.address.buildingNumber","0"); $json->UpdateString("issuer.address.street","123rd Street"); $json->UpdateString("issuer.address.governate","GOVERNATE"); $json->UpdateString("issuer.type","B"); $json->UpdateString("issuer.id","209999899"); $json->UpdateString("issuer.name","Xyz SAE"); $json->UpdateString("receiver.address.country","EG"); $json->UpdateString("receiver.address.regionCity","CAIRO"); $json->UpdateString("receiver.address.postalCode","11435"); $json->UpdateString("receiver.address.buildingNumber","0"); $json->UpdateString("receiver.address.street","Autostrad Road Abc"); $json->UpdateString("receiver.address.governate","GOVERNATE"); $json->UpdateString("receiver.type","B"); $json->UpdateString("receiver.id","999999999"); $json->UpdateString("receiver.name","XYZ EGYPT FOR TRADE"); $json->UpdateString("documentType","I"); $json->UpdateString("documentTypeVersion","1.0"); $json->UpdateString("dateTimeIssued","2020-11-15T11:04:53Z"); $json->UpdateString("taxpayerActivityCode","1073"); $json->UpdateString("internalID","ZZZZ999"); $json->UpdateString("purchaseOrderReference","2009199918"); $json->UpdateString("salesOrderReference",""); $json->UpdateString("payment.bankName",""); $json->UpdateString("payment.bankAddress",""); $json->UpdateString("payment.bankAccountNo",""); $json->UpdateString("payment.bankAccountIBAN",""); $json->UpdateString("payment.swiftCode",""); $json->UpdateString("payment.terms",""); $json->UpdateString("delivery.approach",""); $json->UpdateString("delivery.packaging",""); $json->UpdateString("delivery.dateValidity",""); $json->UpdateString("delivery.exportPort",""); $json->UpdateString("delivery.countryOfOrigin","EG"); $json->UpdateInt("delivery.grossWeight",0); $json->UpdateInt("delivery.netWeight",0); $json->UpdateString("delivery.terms",""); $json->UpdateString("invoiceLines[0].description","CDM Widget 48GX99X12BA"); $json->UpdateString("invoiceLines[0].itemType","GS1"); $json->UpdateString("invoiceLines[0].itemCode","7622213335056"); $json->UpdateString("invoiceLines[0].unitType","CS"); $json->UpdateNumber("invoiceLines[0].quantity","1.00"); $json->UpdateString("invoiceLines[0].unitValue.currencySold","EGP"); $json->UpdateNumber("invoiceLines[0].unitValue.amountEGP","588.67"); $json->UpdateInt("invoiceLines[0].unitValue.amountSold",0); $json->UpdateInt("invoiceLines[0].unitValue.currencyExchangeRate",0); $json->UpdateNumber("invoiceLines[0].salesTotal","588.67"); $json->UpdateNumber("invoiceLines[0].total","603.97"); $json->UpdateInt("invoiceLines[0].valueDifference",0); $json->UpdateInt("invoiceLines[0].totalTaxableFees",0); $json->UpdateNumber("invoiceLines[0].netTotal","529.8"); $json->UpdateInt("invoiceLines[0].itemsDiscount",0); $json->UpdateNumber("invoiceLines[0].discount.rate","10.00"); $json->UpdateNumber("invoiceLines[0].discount.amount","58.87"); $json->UpdateString("invoiceLines[0].taxableItems[0].taxType","T1"); $json->UpdateNumber("invoiceLines[0].taxableItems[0].amount","74.17"); $json->UpdateString("invoiceLines[0].taxableItems[0].subType","No sub"); $json->UpdateNumber("invoiceLines[0].taxableItems[0].rate","14.00"); $json->UpdateString("invoiceLines[0].internalCode","9099994"); $json->UpdateNumber("totalSales","588.67"); $json->UpdateNumber("totalSalesAmount","588.67"); $json->UpdateNumber("totalDiscountAmount","58.87"); $json->UpdateNumber("netAmount","529.80"); $json->UpdateString("taxTotals[0].taxType","T1"); $json->UpdateNumber("taxTotals[0].amount","74.17"); $json->UpdateInt("extraDiscountAmount",0); $json->UpdateInt("totalItemsDiscountAmount",0); $json->UpdateNumber("totalAmount","603.97"); $json->put_EmitCompact(1); $jsonToSign = $json->emit(); # Create the CAdES-BES signature. $crypt->put_EncodingMode("base64"); # Make sure we sign the utf-8 byte representation of the JSON string $crypt->put_Charset("utf-8"); $sigBase64 = $crypt->signStringENC($jsonToSign); if ($crypt->get_LastMethodSuccess() == 0) { print $crypt->lastErrorText() . "\r\n"; exit; } print "Base64 signature:" . "\r\n"; print $sigBase64 . "\r\n"; # Insert the base64 signature into the JSON to be sent $json->UpdateString("signatures[0].signatureType","I"); $json->UpdateString("signatures[0].value",$sigBase64); # Wrap the JSON in {"documents":[ ... ]} $sbToSend = chilkat::CkStringBuilder->new(); $sbToSend->Append("{\"documents\":["); $sbToSend->Append($json->emit()); $sbToSend->Append("]}"); # ------------------------------------------------------------------------ # Get an access token using our client ID and client secret key $clientId = "abc999ff-1234"; $clientSecretKey = "123fff22-1234-abcd"; $http = chilkat::CkHttp->new(); # Causes the Authorization: Basic header to be added.. $http->put_Login($clientId); $http->put_Password($clientSecretKey); $http->put_BasicAuth(1); $req = chilkat::CkHttpRequest->new(); $req->put_HttpVerb("POST"); $req->put_Path("/connect/token"); $req->put_ContentType("application/x-www-form-urlencoded"); $req->AddParam("grant_type","client_credentials"); $req->AddHeader("Connection","close"); $http->put_Accept("application/json"); # resp is a HttpResponse $resp = $http->PostUrlEncoded("https://id.preprod.eta.gov.eg/connect/token",$req); if ($http->get_LastMethodSuccess() == 0) { print $http->lastErrorText() . "\r\n"; exit; } $http->CloseAllConnections(); print "Response status code: " . $resp->get_StatusCode() . "\r\n"; print "Response body:" . "\r\n"; print $resp->bodyStr() . "\r\n"; if ($resp->get_StatusCode() != 200) { print "Failed." . "\r\n"; exit; } $jsonToken = chilkat::CkJsonObject->new(); $success = $jsonToken->Load($resp->bodyStr()); $accessToken = $jsonToken->stringOf("access_token"); print "access_token = " . $accessToken . "\r\n"; # ------------------------------------------------------------------------ # Submit the signed JSON to the ETA (Egypt Tax Authority) Portal # No longer sending basic authentication... $http->put_Login(""); $http->put_Password(""); $http->put_BasicAuth(0); # Setting the AuthToken property causes the "Authorization: Bearer <token>" header to be added to each request. $http->put_AuthToken($accessToken); # resp is a HttpResponse $resp = $http->PostJson2("https://api.preprod.invoicing.eta.gov.eg/api/v1/documentsubmissions","application/json; charset=utf-8",$sbToSend->getAsString()); if ($http->get_LastMethodSuccess() == 0) { print $http->lastErrorText() . "\r\n"; exit; } print "Response status code: " . $resp->get_StatusCode() . "\r\n"; print "Response body:" . "\r\n"; print $resp->bodyStr() . "\r\n"; |
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