mirror of
https://github.com/node-ebics/node-ebics-client.git
synced 2024-11-23 22:52:08 +00:00
chore(download): Add support for segmented download
This commit is contained in:
Vlad Gramuzov
parent
fe0f585b27
commit
59515f21e3
@ -147,14 +147,35 @@ module.exports = class Client {
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async download(order) {
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if (this.tracesStorage)
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this.tracesStorage.new().ofType('ORDER.DOWNLOAD');
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const res = await this.ebicsRequest(order);
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const orderData = [];
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let res = await this.ebicsRequest(order);
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let transactionKey = res.transactionKey();
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order.transactionId = res.transactionId();
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order.segmentNumber = res.segmentNumber();
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if (res.orderData()) orderData.push(res.orderData());
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// In case of multi-segment download transaction is
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// usually supplied during INITIALISATION phase,
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// whereas the actual data is delivered in following segments
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while (res.isSegmented() && !res.isLastSegment()) {
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order.segmentNumber = res.segmentNumber() + 1;
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res = await this.ebicsRequest(order);
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transactionKey = transactionKey || res.transactionKey();
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res.obtainedTransactionKey = transactionKey;
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if (res.orderData()) orderData.push(res.orderData());
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}
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if (res.isSegmented() && res.isLastSegment()) {
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if (this.tracesStorage)
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this.tracesStorage.connect().ofType('RECEIPT.ORDER.DOWNLOAD');
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order.segmentNumber = null; // Clear segment number for receipt request
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await this.ebicsRequest(order);
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}
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@ -162,7 +183,7 @@ module.exports = class Client {
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const returnedBusinessCode = res.businessCode();
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return {
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orderData: res.orderData(),
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orderData: orderData.length === 1 ? orderData[0] : orderData, // backward compatibility
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orderId: res.orderId(),
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technicalCode: returnedTechnicalCode,
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@ -22,6 +22,7 @@ const lastChild = (node) => {
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module.exports = (xml, keys) => ({
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keys,
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doc: new DOMParser().parseFromString(xml, 'text/xml'),
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obtainedTransactionKey: null,
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isSegmented() {
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const select = xpath.useNamespaces({ xmlns: 'urn:org:ebics:H004' });
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@ -30,6 +31,13 @@ module.exports = (xml, keys) => ({
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return !!node.length;
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},
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segmentNumber() {
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const select = xpath.useNamespaces({ xmlns: 'urn:org:ebics:H004' });
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const node = select('//xmlns:header/xmlns:mutable/xmlns:SegmentNumber', this.doc);
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return node.length ? Number.parseInt(node[0].textContent, 10) : null;
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},
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isLastSegment() {
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const select = xpath.useNamespaces({ xmlns: 'urn:org:ebics:H004' });
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const node = select("//xmlns:header/xmlns:mutable/*[@lastSegment='true']", this.doc);
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@ -40,7 +48,7 @@ module.exports = (xml, keys) => ({
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orderData() {
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const orderDataNode = this.doc.getElementsByTagNameNS('urn:org:ebics:H004', 'OrderData');
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if (!orderDataNode.length) return {};
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if (!orderDataNode.length) return null;
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const orderData = orderDataNode[0].textContent;
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const decipher = crypto.createDecipheriv('aes-128-cbc', this.transactionKey(), DEFAULT_IV).setAutoPadding(false);
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@ -50,6 +58,7 @@ module.exports = (xml, keys) => ({
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},
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transactionKey() {
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if (this.obtainedTransactionKey) return this.obtainedTransactionKey;
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const keyNodeText = this.doc.getElementsByTagNameNS('urn:org:ebics:H004', 'TransactionKey')[0].textContent;
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return Crypto.privateDecrypt(this.keys.e(), Buffer.from(keyNodeText, 'base64'));
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},
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@ -13,7 +13,7 @@ module.exports = {
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userId: client.userId,
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hostId: client.hostId,
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};
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const { orderDetails, transactionId } = order;
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const { orderDetails, transactionId, segmentNumber } = order;
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const {
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rootName, xmlOptions, xmlSchema, receipt, transfer, productString,
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} = genericSerializer(client.hostId, transactionId);
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@ -25,35 +25,46 @@ module.exports = {
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this.receipt = receipt;
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this.transfer = transfer;
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if (transactionId) return this.receipt();
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if (!segmentNumber && transactionId) return this.receipt();
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this.xmlSchema.header = {
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'@': { authenticate: true },
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static: {
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HostID: ebicsAccount.hostId,
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Nonce: Crypto.nonce(),
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Timestamp: Crypto.timestamp(),
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PartnerID: ebicsAccount.partnerId,
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UserID: ebicsAccount.userId,
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Product: {
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'@': { Language: 'en' },
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'#': productString,
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},
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OrderDetails: orderDetails,
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BankPubKeyDigests: {
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Authentication: {
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'@': { Version: 'X002', Algorithm: 'http://www.w3.org/2001/04/xmlenc#sha256' },
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'#': Crypto.digestPublicKey(keys.bankX()),
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...!transactionId && {
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Nonce: Crypto.nonce(),
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Timestamp: Crypto.timestamp(),
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PartnerID: ebicsAccount.partnerId,
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UserID: ebicsAccount.userId,
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Product: {
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'@': { Language: 'en' },
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'#': productString,
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},
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Encryption: {
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'@': { Version: 'E002', Algorithm: 'http://www.w3.org/2001/04/xmlenc#sha256' },
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'#': Crypto.digestPublicKey(keys.bankE()),
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OrderDetails: orderDetails,
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BankPubKeyDigests: {
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Authentication: {
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'@': { Version: 'X002', Algorithm: 'http://www.w3.org/2001/04/xmlenc#sha256' },
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'#': Crypto.digestPublicKey(keys.bankX()),
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},
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Encryption: {
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'@': { Version: 'E002', Algorithm: 'http://www.w3.org/2001/04/xmlenc#sha256' },
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'#': Crypto.digestPublicKey(keys.bankE()),
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},
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},
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SecurityMedium: '0000',
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},
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...transactionId && {
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TransactionID: transactionId,
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},
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SecurityMedium: '0000',
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},
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mutable: {
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TransactionPhase: 'Initialisation',
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TransactionPhase: segmentNumber ? 'Transfer' : 'Initialisation',
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...segmentNumber && {
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SegmentNumber: {
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'@': { lastSegment: false },
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'#': segmentNumber,
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},
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},
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},
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};
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12
package-lock.json
generated
12
package-lock.json
generated
@ -1967,9 +1967,9 @@
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"dev": true
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},
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"hosted-git-info": {
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"version": "2.8.5",
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"resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.8.5.tgz",
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"version": "2.8.9",
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"resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.8.9.tgz",
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"integrity": "sha512-mxIDAb9Lsm6DoOJ7xH+5+X4y1LU/4Hi50L9C5sIswK3JzULS4bwk1FvjdBgvYR4bzT4tuUQiC15FE2f5HbLvYw==",
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"dev": true
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},
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"html-escaper": {
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@ -2536,9 +2536,9 @@
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}
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},
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"lodash": {
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"version": "4.17.19",
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"resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
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"version": "4.17.21",
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"resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
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"integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
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"dev": true
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},
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"lodash.flattendeep": {
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