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[libeufin] branch master updated: Adjust transport retrieval.
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From: |
gnunet |
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Subject: |
[libeufin] branch master updated: Adjust transport retrieval. |
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Date: |
Tue, 12 May 2020 13:55:31 +0200 |
This is an automated email from the git hooks/post-receive script.
ms pushed a commit to branch master
in repository libeufin.
The following commit(s) were added to refs/heads/master by this push:
new e71407e Adjust transport retrieval.
e71407e is described below
commit e71407eb7689bc66d11ab3712b8e292c8f3fb74a
Author: Marcello Stanisci <address@hidden>
AuthorDate: Tue May 12 13:53:10 2020 +0200
Adjust transport retrieval.
In particular, the default case needed to be handled.
For now, the default is nothing more than a random transport
instance belonging to the querying user.
---
.../src/main/kotlin/tech/libeufin/nexus/Helpers.kt | 101 ++++++++++++++++-
nexus/src/main/kotlin/tech/libeufin/nexus/JSON.kt | 20 +++-
nexus/src/main/kotlin/tech/libeufin/nexus/Main.kt | 123 +++++++--------------
.../kotlin/tech/libeufin/nexus/MainDeprecated.kt | 2 +-
4 files changed, 159 insertions(+), 87 deletions(-)
diff --git a/nexus/src/main/kotlin/tech/libeufin/nexus/Helpers.kt
b/nexus/src/main/kotlin/tech/libeufin/nexus/Helpers.kt
index 18035c2..1826ae3 100644
--- a/nexus/src/main/kotlin/tech/libeufin/nexus/Helpers.kt
+++ b/nexus/src/main/kotlin/tech/libeufin/nexus/Helpers.kt
@@ -1,5 +1,7 @@
package tech.libeufin.nexus
+import io.ktor.application.ApplicationCall
+import io.ktor.client.HttpClient
import io.ktor.http.HttpStatusCode
import org.jetbrains.exposed.sql.and
import org.jetbrains.exposed.sql.transactions.transaction
@@ -99,7 +101,7 @@ fun getBankAccountsFromNexusUserId(id: String):
MutableList<BankAccountEntity> {
return ret
}
-fun getSubscriberDetailsInternal(subscriber: EbicsSubscriberEntity):
EbicsClientSubscriberDetails {
+fun getSubscriberDetails(subscriber: EbicsSubscriberEntity):
EbicsClientSubscriberDetails {
var bankAuthPubValue: RSAPublicKey? = null
if (subscriber.bankAuthenticationPublicKey != null) {
bankAuthPubValue = CryptoUtil.loadRsaPublicKey(
@@ -127,7 +129,102 @@ fun getSubscriberDetailsInternal(subscriber:
EbicsSubscriberEntity): EbicsClient
)
}
-fun getTransport()
+/**
+ * Retrieve Ebics subscriber details given a Transport
+ * object and handling the default case.
+ */
+fun getEbicsSubscriberDetails(userId: String, transportId: String?):
EbicsClientSubscriberDetails {
+ val transport = transaction {
+ if (transportId == null) {
+ return@transaction EbicsSubscriberEntity.all().first()
+ }
+ return@transaction EbicsSubscriberEntity.findById(transportId)
+ }
+ ?: throw NexusError(
+ HttpStatusCode.NotFound,
+ "Could not find ANY Ebics transport for user $userId"
+ )
+ if (transport.nexusUser.id.value != userId) {
+ throw NexusError(
+ HttpStatusCode.Forbidden,
+ "No rights over transport $transportId"
+ )
+ }
+ // transport exists and belongs to caller.
+ return getSubscriberDetails(transport)
+}
+
+suspend fun downloadAndPersistC5xEbics(
+ historyType: String,
+ client: HttpClient,
+ userId: String,
+ start: String?, // dashed date YYYY-MM(01-12)-DD(01-31)
+ end: String?, // dashed date YYYY-MM(01-12)-DD(01-31)
+ transportId: String?
+) {
+ val subscriberDetails = getEbicsSubscriberDetails(userId, transportId)
+ val orderParamsJson = EbicsStandardOrderParamsJson(
+ EbicsDateRangeJson(start, end)
+ )
+ /** More types C52/C54 .. forthcoming */
+ if (historyType != "C53") throw NexusError(
+ HttpStatusCode.InternalServerError,
+ "Ebics query tried on unknown message $historyType"
+ )
+ val response = doEbicsDownloadTransaction(
+ client,
+ subscriberDetails,
+ historyType,
+ orderParamsJson.toOrderParams()
+ )
+ when (response) {
+ is EbicsDownloadSuccessResult -> {
+ response.orderData.unzipWithLambda {
+ logger.debug("Camt entry: ${it.second}")
+ val fileName = it.first
+ val camt53doc = XMLUtil.parseStringIntoDom(it.second)
+ transaction {
+ RawBankTransactionEntity.new {
+ bankAccount =
getBankAccountFromIban(camt53doc.pickString("//*[local-name()='Stmt']/Acct/Id/IBAN"))
+ sourceFileName = fileName
+ unstructuredRemittanceInformation =
camt53doc.pickString("//*[local-name()='Ntry']//*[local-name()='Ustrd']")
+ transactionType =
camt53doc.pickString("//*[local-name()='Ntry']//*[local-name()='CdtDbtInd']")
+ currency =
camt53doc.pickString("//*[local-name()='Ntry']//*[local-name()='Amt']/@Ccy")
+ amount =
camt53doc.pickString("//*[local-name()='Ntry']//*[local-name()='Amt']")
+ status =
camt53doc.pickString("//*[local-name()='Ntry']//*[local-name()='Sts']")
+ bookingDate =
parseDashedDate(camt53doc.pickString("//*[local-name()='BookgDt']//*[local-name()='Dt']")).millis
+ nexusUser = extractNexusUser(userId)
+ counterpartIban =
camt53doc.pickString("//*[local-name()='${if (this.transactionType == "DBIT")
"CdtrAcct" else "DbtrAcct"}']//*[local-name()='IBAN']")
+ counterpartName =
camt53doc.pickString("//*[local-name()='RltdPties']//*[local-name()='${if
(this.transactionType == "DBIT") "Cdtr" else "Dbtr"}']//*[local-name()='Nm']")
+ counterpartBic =
camt53doc.pickString("//*[local-name()='RltdAgts']//*[local-name()='BIC']")
+ }
+ }
+ }
+ }
+ is EbicsDownloadBankErrorResult -> {
+ throw NexusError(
+ HttpStatusCode.BadGateway,
+ response.returnCode.errorCode
+ )
+ }
+ }
+}
+
+suspend fun submitPaymentEbics(
+ client: HttpClient,
+ userId: String,
+ transportId: String?,
+ pain001document: String
+) {
+ logger.debug("Uploading PAIN.001: ${pain001document}")
+ doEbicsUploadTransaction(
+ client,
+ getEbicsSubscriberDetails(userId, transportId),
+ "CCT",
+ pain001document.toByteArray(Charsets.UTF_8),
+ EbicsStandardOrderParams()
+ )
+}
/**
diff --git a/nexus/src/main/kotlin/tech/libeufin/nexus/JSON.kt
b/nexus/src/main/kotlin/tech/libeufin/nexus/JSON.kt
index aea85b4..ef70927 100644
--- a/nexus/src/main/kotlin/tech/libeufin/nexus/JSON.kt
+++ b/nexus/src/main/kotlin/tech/libeufin/nexus/JSON.kt
@@ -1,5 +1,6 @@
package tech.libeufin.nexus
+import com.sun.jdi.connect.Transport
import tech.libeufin.util.*
import java.lang.NullPointerException
import java.time.LocalDate
@@ -137,15 +138,30 @@ data class Transactions(
val transactions: MutableList<Transaction> = mutableListOf()
)
+/** Specifies the transport to use. */
+data class Transport(
+ /**
+ * Must match one of the types implemented by nexus:
+ * 'ebics', 'local', possibly 'fints' in the near future!
+ */
+ val type: String,
+ /**
+ * A mnemonic identifier given by the user to one
+ * transport instance.
+ */
+ val name: String
+)
+
/** Request type of "POST /prepared-payments/submit" */
data class SubmitPayment(
val uuid: String,
- val transport: String?
+ /** Policy to pick the default transport is still work in progress. */
+ val transport: tech.libeufin.nexus.Transport?
)
/** Request type of "POST /collected-transactions" */
data class CollectedTransaction(
- val transport: String?,
+ val transport: tech.libeufin.nexus.Transport?,
val start: String?,
val end: String?
)
diff --git a/nexus/src/main/kotlin/tech/libeufin/nexus/Main.kt
b/nexus/src/main/kotlin/tech/libeufin/nexus/Main.kt
index c9d185e..d67dc75 100644
--- a/nexus/src/main/kotlin/tech/libeufin/nexus/Main.kt
+++ b/nexus/src/main/kotlin/tech/libeufin/nexus/Main.kt
@@ -196,37 +196,27 @@ fun main() {
)
}
val pain001document = createPain001document(preparedPayment)
- when (body.transport) {
- "ebics" -> {
- val subscriberDetails = getTransport(body.transport)
- logger.debug("Uploading PAIN.001: ${pain001document}")
- doEbicsUploadTransaction(
- client,
- subscriberDetails,
- "CCT",
- pain001document.toByteArray(Charsets.UTF_8),
- EbicsStandardOrderParams()
- )
- /** mark payment as 'submitted' */
- transaction {
- val payment =
PreparedPaymentEntity.findById(body.uuid) ?: throw NexusError(
- HttpStatusCode.InternalServerError,
- "Severe internal error: could not find payment
in DB after having submitted it to the bank"
+ if (body.transport != null) {
+ // type and name aren't null
+ when (body.transport.type) {
+ "ebics" -> {
+ submitPaymentEbics(
+ client, userId, body.transport.name,
pain001document
)
- payment.submitted = true
}
- call.respondText(
- "CCT message submitted to the bank",
- ContentType.Text.Plain,
- HttpStatusCode.OK
+ else -> throw NexusError(
+ HttpStatusCode.NotFound,
+ "Transport type '${body.transport.type}' not
implemented"
)
- preparedPayment.submissionDate = DateTime.now().millis
}
- else -> throw NexusError(
- HttpStatusCode.NotImplemented,
- "Bank transport ${body.transport} is not implemented"
+ } else {
+ // default to ebics and "first" transport from user
+ submitPaymentEbics(
+ client, userId, null, pain001document
)
}
+ preparedPayment.submitted = true
+ call.respondText("Payment ${body.uuid} submitted")
return@post
}
/**
@@ -282,73 +272,42 @@ fun main() {
}
/**
* Downloads new transactions from the bank.
+ *
+ * NOTE: 'accountid' is not used. Transaction are asked on
+ * the basis of a transport subscriber (regardless of their
+ * bank account details)
*/
post("/bank-accounts/{accountid}/collected-transactions") {
val userId =
authenticateRequest(call.request.headers["Authorization"])
val body = call.receive<CollectedTransaction>()
- when (body.transport) {
- "ebics" -> {
- val orderParams = EbicsStandardOrderParamsJson(
- EbicsDateRangeJson(
+ if (body.transport != null) {
+ when (body.transport.type) {
+ "ebics" -> {
+ downloadAndPersistC5xEbics(
+ "C53",
+ client,
+ userId,
body.start,
- body.end
+ body.end,
+ body.transport.name
)
- ).toOrderParams()
- val subscriberData =
getSubscriberDetailsFromNexusUserId(userId)
- when (val response =
doEbicsDownloadTransaction(client, subscriberData, "C53", orderParams)) {
- is EbicsDownloadSuccessResult -> {
- /**
- * The current code is _heavily_ dependent on
the way GLS returns
- * data. For example, GLS makes one ZIP entry
for each "Ntry" element
- * (a bank transfer), but per the
specifications one bank can choose to
- * return all the "Ntry" elements into one
single ZIP entry, or even unzipped
- * at all.
- */
- response.orderData.unzipWithLambda {
- logger.debug("C53 entry: ${it.second}")
- val fileName = it.first
- val camt53doc =
XMLUtil.parseStringIntoDom(it.second)
- transaction {
- RawBankTransactionEntity.new {
- bankAccount =
getBankAccountFromIban(camt53doc.pickString("//*[local-name()='Stmt']/Acct/Id/IBAN"))
- sourceFileName = fileName
- unstructuredRemittanceInformation
= camt53doc.pickString("//*[local-name()='Ntry']//*[local-name()='Ustrd']")
- transactionType =
camt53doc.pickString("//*[local-name()='Ntry']//*[local-name()='CdtDbtInd']")
- currency =
camt53doc.pickString("//*[local-name()='Ntry']//*[local-name()='Amt']/@Ccy")
- amount =
camt53doc.pickString("//*[local-name()='Ntry']//*[local-name()='Amt']")
- status =
camt53doc.pickString("//*[local-name()='Ntry']//*[local-name()='Sts']")
- bookingDate =
parseDashedDate(camt53doc.pickString("//*[local-name()='BookgDt']//*[local-name()='Dt']")).millis
- nexusUser =
extractNexusUser(userId)
- counterpartIban =
camt53doc.pickString("//*[local-name()='${if (this.transactionType == "DBIT")
"CdtrAcct" else "DbtrAcct"}']//*[local-name()='IBAN']")
- counterpartName =
camt53doc.pickString("//*[local-name()='RltdPties']//*[local-name()='${if
(this.transactionType == "DBIT") "Cdtr" else "Dbtr"}']//*[local-name()='Nm']")
- counterpartBic =
camt53doc.pickString("//*[local-name()='RltdAgts']//*[local-name()='BIC']")
- }
- }
- }
- call.respondText(
- "C53 data persisted into the database
(WIP).",
- ContentType.Text.Plain,
- HttpStatusCode.OK
- )
- }
- is EbicsDownloadBankErrorResult -> {
- call.respond(
- HttpStatusCode.BadGateway,
- EbicsErrorJson(
- EbicsErrorDetailJson(
- "bankError",
- response.returnCode.errorCode
- )
- )
- )
- }
}
+ else -> throw NexusError(
+ HttpStatusCode.BadRequest,
+ "Transport type '${body.transport.type}' not
implemented"
+ )
}
- else -> throw NexusError(
- HttpStatusCode.NotImplemented,
- "Bank transport ${body.transport} is not implemented"
+ } else {
+ downloadAndPersistC5xEbics(
+ "C53",
+ client,
+ userId,
+ body.start,
+ body.end,
+ null
)
}
+ call.respondText("Collection performed")
return@post
}
/**
diff --git a/nexus/src/main/kotlin/tech/libeufin/nexus/MainDeprecated.kt
b/nexus/src/main/kotlin/tech/libeufin/nexus/MainDeprecated.kt
index f589d76..df00d65 100644
--- a/nexus/src/main/kotlin/tech/libeufin/nexus/MainDeprecated.kt
+++ b/nexus/src/main/kotlin/tech/libeufin/nexus/MainDeprecated.kt
@@ -572,7 +572,7 @@ fun main() {
logger.debug("Uploading PAIN.001: ${painDoc}")
doEbicsUploadTransaction(
client,
- getSubscriberDetailsInternal(subscriber),
+ getSubscriberDetails(subscriber),
"CCT",
painDoc.toByteArray(Charsets.UTF_8),
EbicsStandardOrderParams()
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