express-image-validator/dist/middlewares/validateImage.js

Validator of various image parameters in Express.js applications

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.validateImage = validateImage;
const normalizeImageField_1 = require("../utils/normalizeImageField");
const runValidators_1 = require("../core/runValidators");
const validators_1 = require("../validators");
/**
 * Middleware for validating uploaded images in `req.files`.
 * @param { FieldSet } field Single field name, field object, or array of them to validate.
 * @returns { RequestHandler } Express middleware function that validates uploaded image fields.
 */
/**
 * Express middleware to validate multiple image fields.
 * @param { FieldSet } field Single field or array of field schemas to validate.
 * @returns { RequestHandler } Express middleware function.
 */
function validateImage(field) {
    const fields = (0, normalizeImageField_1.normalizeImageField)(field);
    return async (req, res, next) => {
        for (let i = 0; i < fields.length; i++) {
            const current = fields[i];
            await (0, runValidators_1.runValidators)(req, current.name, current.options, {
                fieldLevel: [validators_1.validateRequired, validators_1.validateLimit],
                fileLevel: [validators_1.validateMimeType, validators_1.validateSize, validators_1.validateAspectRatio],
            }, true);
        }
        return next();
    };
}