n8n-nodes-seclore/nodes/SecloreProtect/SecloreProtect.node.ts

422 lines
11 KiB
TypeScript

import {
IExecuteFunctions,
INodeExecutionData,
INodeType,
INodeTypeDescription,
NodeOperationError,
NodeOutput,
} from 'n8n-workflow';
import { SecloreDRMFileService } from './Services/SecloreDRMFileService';
export class SecloreProtect implements INodeType {
description: INodeTypeDescription = {
displayName: 'Seclore Protect',
name: 'secloreProtect',
icon: 'file:seclore.svg',
usableAsTool: true, // TODO: make it false/ don't allow it to be used as a tool
group: ['transform'],
version: 1,
subtitle: '={{$parameter["resource"] + ": " + $parameter["operation"]}}',
description: 'Protect files using Seclore DRM',
defaults: {
name: 'Seclore Protect',
},
inputs: ['main'],
outputs: ['main'],
credentials: [
{
name: 'secloreProtectApi',
required: true,
},
],
properties: [
{
displayName: 'Resource',
name: 'resource',
type: 'options',
noDataExpression: true,
options: [
{
name: 'Protection',
value: 'protection',
description: 'File protection operations',
},
],
default: 'protection',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['protection'],
},
},
options: [
{
name: 'Protect with Hot Folder',
value: 'protectWithHotFolder',
description: 'Protect a file using HotFolder ID configuration',
action: 'Protect file with hotfolder',
},
{
name: 'Unprotect',
value: 'unprotect',
description: 'Unprotect a file using file ID',
action: 'Unprotect file',
},
],
default: 'protectWithHotFolder',
},
{
displayName: 'HotFolder ID',
name: 'hotfolderId',
type: 'string',
required: true,
default: '1000201',
placeholder: '1000201',
description: 'The ID of the HotFolder configuration to use for protection',
displayOptions: {
show: {
resource: ['protection'],
operation: ['protectWithHotFolder'],
},
},
},
{
displayName: 'Input Binary Property',
name: 'binaryPropertyName',
type: 'string',
default: 'data',
required: true,
description: 'Name of the binary property that contains the file to protect',
displayOptions: {
show: {
resource: ['protection'],
operation: ['protectWithHotFolder'],
},
},
},
{
displayName: 'Output Binary Property',
name: 'outputBinaryPropertyName',
type: 'string',
default: 'data',
required: true,
description: 'Name of the binary property where the protected file will be stored',
displayOptions: {
show: {
resource: ['protection'],
operation: ['protectWithHotFolder'],
},
},
},
{
displayName: 'Correlation ID',
name: 'correlationId',
type: 'string',
default: '',
placeholder: 'e.g., req-12345',
description: 'Optional correlation ID for request tracking and logging',
displayOptions: {
show: {
resource: ['protection'],
operation: ['protectWithHotFolder'],
},
},
},
{
displayName: 'Retry Count',
name: 'retryCount',
type: 'number',
default: 3,
description: 'Number of retry attempts for failed requests',
displayOptions: {
show: {
resource: ['protection'],
operation: ['protectWithHotFolder'],
},
},
},
// Unprotect operation parameters
{
displayName: 'File ID',
name: 'fileId',
type: 'string',
required: true,
default: '',
placeholder: 'e.g., file-12345',
description: 'The ID of the file to unprotect',
displayOptions: {
show: {
resource: ['protection'],
operation: ['unprotect'],
},
},
},
{
displayName: 'Output Binary Property',
name: 'outputBinaryPropertyName',
type: 'string',
default: 'data',
required: true,
description: 'Name of the binary property where the unprotected file will be stored',
displayOptions: {
show: {
resource: ['protection'],
operation: ['unprotect'],
},
},
},
{
displayName: 'Correlation ID',
name: 'correlationId',
type: 'string',
default: '',
placeholder: 'e.g., req-12345',
description: 'Optional correlation ID for request tracking and logging',
displayOptions: {
show: {
resource: ['protection'],
operation: ['unprotect'],
},
},
},
{
displayName: 'Retry Count',
name: 'retryCount',
type: 'number',
default: 3,
description: 'Number of retry attempts for failed requests',
displayOptions: {
show: {
resource: ['protection'],
operation: ['unprotect'],
},
},
},
],
};
customOperations = {
protection: {
protectWithHotFolder: this.protectWithHotFolder,
unprotect: this.unprotect,
},
};
async protectWithHotFolder(this: IExecuteFunctions): Promise<NodeOutput> {
const items = this.getInputData();
const returnData: INodeExecutionData[] = [];
// Get credentials
const credentials = await this.getCredentials('secloreProtectApi');
const baseUrl = credentials.baseUrl as string;
const tenantId = credentials.tenantId as string;
const tenantSecret = credentials.tenantSecret as string;
// Initialize the file service
const fileService = new SecloreDRMFileService(this, baseUrl, tenantId, tenantSecret);
for (let i = 0; i < items.length; i++) {
console.log('Data');
console.log(items[i]);
try {
// Get parameters for this item
const hotfolderId = this.getNodeParameter('hotfolderId', i) as string;
const binaryPropertyName = this.getNodeParameter('binaryPropertyName', i) as string;
const outputBinaryPropertyName = this.getNodeParameter(
'outputBinaryPropertyName',
i,
) as string;
const correlationId = this.getNodeParameter('correlationId', i) as string;
const retryCount = this.getNodeParameter('retryCount', i) as number;
// Validate required parameters
if (!hotfolderId) {
throw new NodeOperationError(this.getNode(), 'HotFolder ID is required', {
itemIndex: i,
});
}
console.log('assertBinaryData');
// Get input binary data
const binaryData = this.helpers.assertBinaryData(i, binaryPropertyName);
console.log('getBinaryDataBuffer');
const fileBuffer = await this.helpers.getBinaryDataBuffer(i, binaryPropertyName);
console.log('fileBuffer', fileBuffer);
console.log('binaryData.fileName', binaryData.fileName);
// Upload the file first
const uploadResult = await fileService.uploadFile(
new Uint8Array(fileBuffer),
binaryData.fileName || 'file',
correlationId || undefined,
retryCount,
);
console.log('File upload response', uploadResult);
// Protect the uploaded file with HotFolder
const protectResult = await fileService.protectWithHotFolder(
{
hotfolderId,
fileStorageId: uploadResult.fileStorageId,
},
correlationId || undefined,
retryCount,
);
console.log('File protect response', protectResult);
// Download the protected file
const protectedFileData = await fileService.downloadFile(
protectResult.fileStorageId,
correlationId || undefined,
retryCount,
);
console.log('Protected file data', protectedFileData);
// Create output binary data
const outputBinaryData = await this.helpers.prepareBinaryData(
Buffer.from(protectedFileData),
binaryData.fileName || 'protected_file',
binaryData.mimeType,
);
// Create return item with binary data and metadata
const returnItem: INodeExecutionData = {
json: {
success: true,
originalFileStorageId: uploadResult.fileStorageId,
protectedFileStorageId: protectResult.fileStorageId,
secloreFileId: protectResult.secloreFileId,
hotfolderId,
fileName: binaryData.fileName,
fileSize: protectedFileData.length,
correlationId: correlationId || null,
},
binary: {
[outputBinaryPropertyName]: outputBinaryData,
},
};
returnData.push(returnItem);
} catch (error) {
// Handle errors gracefully
if (this.continueOnFail()) {
const returnItem: INodeExecutionData = {
json: {
success: false,
error: error.message,
itemIndex: i,
},
};
returnData.push(returnItem);
} else {
throw new NodeOperationError(this.getNode(), error.message, {
itemIndex: i,
});
}
}
}
return [returnData];
}
async unprotect(this: IExecuteFunctions): Promise<NodeOutput> {
const items = this.getInputData();
const returnData: INodeExecutionData[] = [];
// Get credentials
const credentials = await this.getCredentials('secloreProtectApi');
const baseUrl = credentials.baseUrl as string;
const tenantId = credentials.tenantId as string;
const tenantSecret = credentials.tenantSecret as string;
// Initialize the file service
const fileService = new SecloreDRMFileService(this, baseUrl, tenantId, tenantSecret);
for (let i = 0; i < items.length; i++) {
console.log('Data');
console.log(items[i]);
try {
// Get parameters for this item
const fileId = this.getNodeParameter('fileId', i) as string;
const outputBinaryPropertyName = this.getNodeParameter(
'outputBinaryPropertyName',
i,
) as string;
const correlationId = this.getNodeParameter('correlationId', i) as string;
const retryCount = this.getNodeParameter('retryCount', i) as number;
// Validate required parameters
if (!fileId) {
throw new NodeOperationError(this.getNode(), 'File ID is required', {
itemIndex: i,
});
}
console.log('Unprotecting file with ID:', fileId);
// Unprotect the file using the file ID
// Note: You'll need to implement unprotectFile in your SecloreDRMFileService
// For now, using downloadFile as placeholder - replace with actual unprotect method
const unprotectedFileData = await fileService.downloadFile(
fileId,
correlationId || undefined,
retryCount,
);
console.log('Unprotected file data', unprotectedFileData);
// Create output binary data
const outputBinaryData = await this.helpers.prepareBinaryData(
Buffer.from(unprotectedFileData),
'unprotected_file',
'application/octet-stream',
);
// Create return item with binary data and metadata
const returnItem: INodeExecutionData = {
json: {
success: true,
fileId,
fileSize: unprotectedFileData.length,
correlationId: correlationId || null,
},
binary: {
[outputBinaryPropertyName]: outputBinaryData,
},
};
returnData.push(returnItem);
} catch (error) {
// Handle errors gracefully
if (this.continueOnFail()) {
const returnItem: INodeExecutionData = {
json: {
success: false,
error: error.message,
itemIndex: i,
},
};
returnData.push(returnItem);
} else {
throw new NodeOperationError(this.getNode(), error.message, {
itemIndex: i,
});
}
}
}
return [returnData];
}
}