multer-storage-imgur/index.js

Multer storage engine for imgur. Images upload through multer will directly upload to Imgur

const imgur = require('imgur');
const concat = require('concat-stream');

function setupImgurStorage(opts = {}) {
    if (!opts.clientId) throw new Error('Missing client id');
    imgur.setClientId(opts.clientId);

    // eslint-disable-next-line no-underscore-dangle
    function _handleFile(req, file, cb) {
        if (!file.mimetype || !file.mimetype.match(/image/gi)) {
            return cb(new Error('File is not of image type'));
        }

        file.stream.pipe(concat((data) => {
            imgur
                ._imgurRequest('upload', data, {})
                .then((json) => {
                    cb(null, json);
                })
                .catch(cb);
        }));
        return undefined;
    }

    // eslint-disable-next-line no-underscore-dangle
    const _removeFile = function _removeFile(req, file, cb) {}

    return { _handleFile, _removeFile };
}

module.exports = function (opts) {
    return setupImgurStorage(opts);
};