dtamind-components
Version:
DTAmindai Components
212 lines • 8.14 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const lodash_1 = require("lodash");
const github_1 = require("@langchain/community/document_loaders/web/github");
const src_1 = require("../../../src");
class Github_DocumentLoaders {
constructor() {
this.label = 'Github';
this.name = 'github';
this.version = 3.0;
this.type = 'Document';
this.icon = 'github.svg';
this.category = 'Document Loaders';
this.description = `Load data from a GitHub repository`;
this.baseClasses = [this.type];
this.credential = {
label: 'Connect Credential',
name: 'credential',
type: 'credential',
description: 'Only needed when accessing private repo',
optional: true,
credentialNames: ['githubApi']
};
this.inputs = [
{
label: 'Repo Link',
name: 'repoLink',
type: 'string',
placeholder: 'https://github.com/FlowiseAI/Flowise'
},
{
label: 'Branch',
name: 'branch',
type: 'string',
default: 'main'
},
{
label: 'Recursive',
name: 'recursive',
type: 'boolean',
optional: true
},
{
label: 'Max Concurrency',
name: 'maxConcurrency',
type: 'number',
step: 1,
optional: true,
additionalParams: true
},
{
label: 'Github Base URL',
name: 'githubBaseUrl',
type: 'string',
placeholder: `https://git.example.com`,
description: 'Custom Github Base Url (e.g. Enterprise)',
optional: true,
additionalParams: true
},
{
label: 'Github Instance API',
name: 'githubInstanceApi',
type: 'string',
placeholder: `https://api.github.com`,
description: 'Custom Github API Url (e.g. Enterprise)',
optional: true,
additionalParams: true
},
{
label: 'Ignore Paths',
name: 'ignorePath',
description: 'An array of paths to be ignored',
placeholder: `["*.md"]`,
type: 'string',
rows: 4,
optional: true,
additionalParams: true
},
{
label: 'Max Retries',
name: 'maxRetries',
description: 'The maximum number of retries that can be made for a single call, with an exponential backoff between each attempt. Defaults to 2.',
type: 'number',
step: 1,
optional: true,
additionalParams: true
},
{
label: 'Text Splitter',
name: 'textSplitter',
type: 'TextSplitter',
optional: true
},
{
label: 'Additional Metadata',
name: 'metadata',
type: 'json',
description: 'Additional metadata to be added to the extracted documents',
optional: true,
additionalParams: true
},
{
label: 'Omit Metadata Keys',
name: 'omitMetadataKeys',
type: 'string',
rows: 4,
description: 'Each document loader comes with a default set of metadata keys that are extracted from the document. You can use this field to omit some of the default metadata keys. The value should be a list of keys, seperated by comma. Use * to omit all metadata keys execept the ones you specify in the Additional Metadata field',
placeholder: 'key1, key2, key3.nestedKey1',
optional: true,
additionalParams: true
}
];
this.outputs = [
{
label: 'Document',
name: 'document',
description: 'Array of document objects containing metadata and pageContent',
baseClasses: [...this.baseClasses, 'json']
},
{
label: 'Text',
name: 'text',
description: 'Concatenated string from pageContent of documents',
baseClasses: ['string', 'json']
}
];
}
async init(nodeData, _, options) {
const repoLink = nodeData.inputs?.repoLink;
const branch = nodeData.inputs?.branch;
const recursive = nodeData.inputs?.recursive;
const textSplitter = nodeData.inputs?.textSplitter;
const metadata = nodeData.inputs?.metadata;
const maxConcurrency = nodeData.inputs?.maxConcurrency;
const maxRetries = nodeData.inputs?.maxRetries;
const ignorePath = nodeData.inputs?.ignorePath;
const _omitMetadataKeys = nodeData.inputs?.omitMetadataKeys;
const output = nodeData.outputs?.output;
const githubInstanceApi = nodeData.inputs?.githubInstanceApi;
const githubBaseUrl = nodeData.inputs?.githubBaseUrl;
let omitMetadataKeys = [];
if (_omitMetadataKeys) {
omitMetadataKeys = _omitMetadataKeys.split(',').map((key) => key.trim());
}
const credentialData = await (0, src_1.getCredentialData)(nodeData.credential ?? '', options);
const accessToken = (0, src_1.getCredentialParam)('accessToken', credentialData, nodeData);
const githubOptions = {
branch,
recursive,
unknown: 'warn'
};
if (accessToken)
githubOptions.accessToken = accessToken;
if (maxConcurrency)
githubOptions.maxConcurrency = parseInt(maxConcurrency, 10);
if (maxRetries)
githubOptions.maxRetries = parseInt(maxRetries, 10);
if (ignorePath)
githubOptions.ignorePaths = JSON.parse(ignorePath);
if (githubInstanceApi) {
githubOptions.apiUrl = githubInstanceApi.endsWith('/') ? githubInstanceApi.slice(0, -1) : githubInstanceApi;
}
if (githubBaseUrl) {
githubOptions.baseUrl = githubBaseUrl.endsWith('/') ? githubBaseUrl.slice(0, -1) : githubBaseUrl;
}
const loader = new github_1.GithubRepoLoader(repoLink, githubOptions);
let docs = [];
if (textSplitter) {
docs = await loader.load();
docs = await textSplitter.splitDocuments(docs);
}
else {
docs = await loader.load();
}
if (metadata) {
const parsedMetadata = typeof metadata === 'object' ? metadata : JSON.parse(metadata);
docs = docs.map((doc) => ({
...doc,
metadata: _omitMetadataKeys === '*'
? {
...parsedMetadata
}
: (0, lodash_1.omit)({
...doc.metadata,
...parsedMetadata
}, omitMetadataKeys)
}));
}
else {
docs = docs.map((doc) => ({
...doc,
metadata: _omitMetadataKeys === '*'
? {}
: (0, lodash_1.omit)({
...doc.metadata
}, omitMetadataKeys)
}));
}
if (output === 'document') {
return docs;
}
else {
let finaltext = '';
for (const doc of docs) {
finaltext += `${doc.pageContent}\n`;
}
return (0, src_1.handleEscapeCharacters)(finaltext, false);
}
}
}
module.exports = { nodeClass: Github_DocumentLoaders };
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