sails-sql-criteria/dist/policies/SqlCriteriaPolicy.js

Support using a SQL WHERE clause to filter results

'use strict';

Object.defineProperty(exports, '__esModule', {
  value: true
});
exports['default'] = SqlCriteriaPolicy;

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }

var _lodash = require('lodash');

var _lodash2 = _interopRequireDefault(_lodash);

var _sqlParser = require('sql-parser');

function SqlCriteriaPolicy(req, res, next) {
  if (req.query && _lodash2['default'].isString(req.query.sql)) {
    req.query = buildWaterlineCriteria(req.query.sql);
    console.log(req.query);
  }

  next();
}

function buildWaterlineCriteria(sql) {
  console.log(sql);
  var tokens = _sqlParser.lexer.tokenize(sql);

  console.log(tokens);

  var criteria = _lodash2['default'].reduce(tokens, function (result, token, i) {
    var type = token[0];
    var value = token[1];
    var nextToken = tokens[i + 1];

    if (!_lodash2['default'].contains(['LITERAL'], type)) return result;

    if (type == 'LITERAL' && nextToken[0] == 'OPERATOR') {
      result[value] = tokens[i + 2][1];
    }

    return result;
  }, {});

  console.log(criteria);

  return criteria;
}
module.exports = exports['default'];