1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 | var path = require("path"); const format= require('util').format; require('dotenv').config({path: path.join(__dirname, '.env')}); var MongoClient = require('mongodb').MongoClient; function enrich(params) { // Validate Parameters var mongoDbUser = process.env.MONGODB_USER; var mongoDbPassword = process.env.MONGODB_PASSWORD; var mongoDbHost = process.env.MONGODB_HOST; var mongoDbDatabase = process.env.MONGODB_DATABASE; if(!mongoDbUser || !mongoDbPassword || !mongoDbHost || !mongoDbDatabase) { return {error: "Database Values Have Not Been Provided!"} } var url = format('mongodb://%s:%s@%s:27017/%s', mongoDbUser, mongoDbPassword, mongoDbHost, mongoDbDatabase); var topic = params.topic; if(topic) { return new Promise(function(resolve, reject) { MongoClient.connect(url, function(err, client){ if(err) { console.error(err); reject({"error":err.message}); return; } var db = client.db(mongoDbDatabase); db.collection('assets').findOne({"topic": topic}, function (err, doc) { if(err) { console.error(err); reject({"error":err.message}); return; } if(doc) { for(index in doc) { if(index != "_id") { params[index] = doc[index]; } } } else { console.log("No Asset Found with topic '%s'", topic); } client.close(); resolve(params); }); }); }); } else { console.log("Topic Has Not Been Provided") return params; } }; |
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