🚚 Directorize and alphabetize nodes (#2445)

* 🚚 Directorize nodes

*  Alphabetize nodes and credentials

* 🔥 Remove unused node

* 🔥 Remove unused codex

* 🔥 Remove duplicate cred file references

* 🐛 Fix node file paths

* 🔥 Remove duplicate node reference
This commit is contained in:
Iván Ovejero
2021-11-17 17:30:14 +01:00
committed by GitHub
parent 0022c7eb09
commit 766f74c782
95 changed files with 109 additions and 472 deletions

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{
"node": "n8n-nodes-base.compression",
"nodeVersion": "1.0",
"codexVersion": "1.0",
"details": "The Compression node is useful when you want to compress files to either gzip or zip format. You can even use this node to decompress your gzip and zip files.",
"categories": [
"Core Nodes",
"Data & Storage"
],
"resources": {
"primaryDocumentation": [
{
"url": "https://docs.n8n.io/nodes/n8n-nodes-base.compression/"
}
]
},
"alias": [
"Zip",
"Gzip",
"uncompress"
],
"subcategories": {
"Core Nodes": [
"Files"
]
}
}

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import {
IExecuteFunctions,
} from 'n8n-core';
import {
IBinaryKeyData,
INodeExecutionData,
INodeType,
INodeTypeDescription,
NodeOperationError,
} from 'n8n-workflow';
import * as fflate from 'fflate';
import { promisify } from 'util';
const gunzip = promisify(fflate.gunzip);
const gzip = promisify(fflate.gzip);
const unzip = promisify(fflate.unzip);
const zip = promisify(fflate.zip);
import * as mime from 'mime-types';
const ALREADY_COMPRESSED = [
'7z',
'aifc',
'bz2',
'doc',
'docx',
'gif',
'gz',
'heic',
'heif',
'jpg',
'jpeg',
'mov',
'mp3',
'mp4',
'pdf',
'png',
'ppt',
'pptx',
'rar',
'webm',
'webp',
'xls',
'xlsx',
'zip',
];
export class Compression implements INodeType {
description: INodeTypeDescription = {
displayName: 'Compression',
name: 'compression',
icon: 'fa:file-archive',
group: ['transform'],
subtitle: '={{$parameter["operation"]}}',
version: 1,
description: 'Compress and uncompress files',
defaults: {
name: 'Compression',
color: '#408000',
},
inputs: ['main'],
outputs: ['main'],
properties: [
{
displayName: 'Operation',
name: 'operation',
type: 'options',
options: [
{
name: 'Compress',
value: 'compress',
},
{
name: 'Decompress',
value: 'decompress',
},
],
default: 'decompress',
},
{
displayName: 'Binary Property',
name: 'binaryPropertyName',
type: 'string',
default: 'data',
required: true,
displayOptions: {
show: {
operation: [
'compress',
'decompress',
],
},
},
placeholder: '',
description: 'Name of the binary property which contains the data for the file(s) to be compress/decompress. Multiple can be used separated by a comma (,)',
},
{
displayName: 'Output Format',
name: 'outputFormat',
type: 'options',
default: '',
options: [
{
name: 'gzip',
value: 'gzip',
},
{
name: 'zip',
value: 'zip',
},
],
displayOptions: {
show: {
operation: [
'compress',
],
},
},
description: 'Format of the output file',
},
{
displayName: 'File Name',
name: 'fileName',
type: 'string',
default: '',
placeholder: 'data.zip',
required: true,
displayOptions: {
show: {
operation: [
'compress',
],
outputFormat: [
'zip',
],
},
},
description: 'Name of the file to be compressed',
},
{
displayName: 'Binary Property Output',
name: 'binaryPropertyOutput',
type: 'string',
default: 'data',
required: false,
displayOptions: {
show: {
outputFormat: [
'zip',
],
operation: [
'compress',
],
},
},
placeholder: '',
description: 'Name of the binary property to which to write the data of the compressed files.',
},
{
displayName: 'Output Prefix',
name: 'outputPrefix',
type: 'string',
default: 'data',
required: true,
displayOptions: {
show: {
operation: [
'compress',
],
outputFormat: [
'gzip',
],
},
},
description: 'Prefix use for all gzip compresed files',
},
{
displayName: 'Output Prefix',
name: 'outputPrefix',
type: 'string',
default: 'file_',
required: true,
displayOptions: {
show: {
operation: [
'decompress',
],
},
},
description: 'Prefix use for all decompressed files',
},
],
};
async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
const items = this.getInputData();
const length = items.length as unknown as number;
const returnData: INodeExecutionData[] = [];
const operation = this.getNodeParameter('operation', 0) as string;
for (let i = 0; i < length; i++) {
try {
if (operation === 'decompress') {
const binaryPropertyNames = (this.getNodeParameter('binaryPropertyName', 0) as string).split(',').map(key => key.trim());
const outputPrefix = this.getNodeParameter('outputPrefix', 0) as string;
const binaryObject: IBinaryKeyData = {};
let zipIndex = 0;
for (const [index, binaryPropertyName] of binaryPropertyNames.entries()) {
if (items[i].binary === undefined) {
throw new NodeOperationError(this.getNode(), 'No binary data exists on item!');
}
//@ts-ignore
if (items[i].binary[binaryPropertyName] === undefined) {
throw new NodeOperationError(this.getNode(), `No binary data property "${binaryPropertyName}" does not exists on item!`);
}
const binaryData = (items[i].binary as IBinaryKeyData)[binaryPropertyName];
const binaryDataBuffer = await this.helpers.getBinaryDataBuffer(i, binaryPropertyName);
if (binaryData.fileExtension === 'zip') {
const files = await unzip(binaryDataBuffer);
for (const key of Object.keys(files)) {
// when files are compresed using MACOSX for some reason they are duplicated under __MACOSX
if (key.includes('__MACOSX')) {
continue;
}
const data = await this.helpers.prepareBinaryData(Buffer.from(files[key].buffer), key);
binaryObject[`${outputPrefix}${zipIndex++}`] = data;
}
} else if (binaryData.fileExtension === 'gz') {
const file = await gunzip(binaryDataBuffer);
const fileName = binaryData.fileName?.split('.')[0];
const propertyName = `${outputPrefix}${index}`;
binaryObject[propertyName] = await this.helpers.prepareBinaryData(Buffer.from(file.buffer), fileName);
const fileExtension = mime.extension(binaryObject[propertyName].mimeType) as string;
binaryObject[propertyName].fileName = `${fileName}.${fileExtension}`;
binaryObject[propertyName].fileExtension = fileExtension;
}
}
returnData.push({
json: items[i].json,
binary: binaryObject,
});
}
if (operation === 'compress') {
const binaryPropertyNames = (this.getNodeParameter('binaryPropertyName', 0) as string).split(',').map(key => key.trim());
const outputFormat = this.getNodeParameter('outputFormat', 0) as string;
const zipData: fflate.Zippable = {};
const binaryObject: IBinaryKeyData = {};
for (const [index, binaryPropertyName] of binaryPropertyNames.entries()) {
if (items[i].binary === undefined) {
throw new NodeOperationError(this.getNode(), 'No binary data exists on item!');
}
//@ts-ignore
if (items[i].binary[binaryPropertyName] === undefined) {
throw new NodeOperationError(this.getNode(), `No binary data property "${binaryPropertyName}" does not exists on item!`);
}
const binaryData = (items[i].binary as IBinaryKeyData)[binaryPropertyName];
const binaryDataBuffer = await this.helpers.getBinaryDataBuffer(i, binaryPropertyName);
if (outputFormat === 'zip') {
zipData[binaryData.fileName as string] = [
binaryDataBuffer, {
level: ALREADY_COMPRESSED.includes(binaryData.fileExtension as string) ? 0 : 6,
},
];
} else if (outputFormat === 'gzip') {
const outputPrefix = this.getNodeParameter('outputPrefix', 0) as string;
const data = await gzip(binaryDataBuffer) as Uint8Array;
const fileName = binaryData.fileName?.split('.')[0];
binaryObject[`${outputPrefix}${index}`] = await this.helpers.prepareBinaryData(Buffer.from(data), `${fileName}.gzip`);
}
}
if (outputFormat === 'zip') {
const fileName = this.getNodeParameter('fileName', 0) as string;
const binaryPropertyOutput = this.getNodeParameter('binaryPropertyOutput', 0) as string;
const buffer = await zip(zipData);
const data = await this.helpers.prepareBinaryData(Buffer.from(buffer), fileName);
returnData.push({
json: items[i].json,
binary: {
[binaryPropertyOutput]: data,
},
});
}
if (outputFormat === 'gzip') {
returnData.push({
json: items[i].json,
binary: binaryObject,
});
}
}
} catch (error) {
if (this.continueOnFail()) {
returnData.push({ json: { error: error.message } });
continue;
}
throw error;
}
}
return this.prepareOutputData(returnData);
}
}