39 lines
1.0 KiB
JavaScript
39 lines
1.0 KiB
JavaScript
'use strict';
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var PSQL = require('cartodb-psql');
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function PgQueryRunner(pgConnection) {
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this.pgConnection = pgConnection;
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}
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module.exports = PgQueryRunner;
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/**
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* Runs `query` with `username`'s PostgreSQL role, callback receives error and rows array.
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*
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* @param {String} username
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* @param {String} query
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* @param {Function} callback function({Error}, {Array}) second argument is guaranteed to be an array
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*/
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PgQueryRunner.prototype.run = function(username, query, callback) {
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this.pgConnection.getDatabaseParams(username, (err, databaseParams) => {
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if (err) {
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return callback(err);
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}
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const psql = new PSQL({
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user: databaseParams.dbuser,
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pass: databaseParams.dbpass,
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host: databaseParams.dbhost,
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port: databaseParams.dbport,
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dbname: databaseParams.dbname
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});
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psql.query(query, function (err, resultSet) {
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resultSet = resultSet || {};
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return callback(err, resultSet.rows || []);
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});
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});
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};
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