uppy/lib/plugins/FileInput.js

Extensible JavaScript file upload widget with support for drag&drop, resumable uploads, previews, restrictions, file processing/encoding, remote providers like Instagram, Dropbox, Google Drive, S3 and more :dog:

'use strict';

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var Plugin = require('../core/Plugin');

var _require = require('../core/Utils'),
    toArray = _require.toArray;

var Translator = require('../core/Translator');

var _require2 = require('preact'),
    h = _require2.h;

module.exports = function (_Plugin) {
  _inherits(FileInput, _Plugin);

  function FileInput(uppy, opts) {
    _classCallCheck(this, FileInput);

    var _this = _possibleConstructorReturn(this, _Plugin.call(this, uppy, opts));

    _this.id = _this.opts.id || 'FileInput';
    _this.title = 'File Input';
    _this.type = 'acquirer';

    var defaultLocale = {
      strings: {
        chooseFiles: 'Choose files'
      }

      // Default options
    };var defaultOptions = {
      target: null,
      allowMultipleFiles: true,
      pretty: true,
      inputName: 'files[]',
      locale: defaultLocale

      // Merge default options with the ones set by user
    };_this.opts = _extends({}, defaultOptions, opts);

    _this.locale = _extends({}, defaultLocale, _this.opts.locale);
    _this.locale.strings = _extends({}, defaultLocale.strings, _this.opts.locale.strings);

    // i18n
    _this.translator = new Translator({ locale: _this.locale });
    _this.i18n = _this.translator.translate.bind(_this.translator);

    _this.render = _this.render.bind(_this);
    _this.handleInputChange = _this.handleInputChange.bind(_this);
    _this.handleClick = _this.handleClick.bind(_this);
    return _this;
  }

  FileInput.prototype.handleInputChange = function handleInputChange(ev) {
    var _this2 = this;

    this.uppy.log('[FileInput] Something selected through input...');

    var files = toArray(ev.target.files);

    files.forEach(function (file) {
      _this2.uppy.addFile({
        source: _this2.id,
        name: file.name,
        type: file.type,
        data: file
      }).catch(function () {
        // Ignore
      });
    });
  };

  FileInput.prototype.handleClick = function handleClick(ev) {
    this.input.click();
  };

  FileInput.prototype.render = function render(state) {
    var _this3 = this;

    var hiddenInputStyle = {
      width: '0.1px',
      height: '0.1px',
      opacity: 0,
      overflow: 'hidden',
      position: 'absolute',
      zIndex: -1
    };

    return h(
      'div',
      { 'class': 'uppy uppy-FileInput-container' },
      h('input', { 'class': 'uppy-FileInput-input',
        style: this.opts.pretty && hiddenInputStyle,
        type: 'file',
        name: this.opts.inputName,
        onchange: this.handleInputChange,
        multiple: this.opts.allowMultipleFiles,
        ref: function ref(input) {
          _this3.input = input;
        } }),
      this.opts.pretty && h(
        'button',
        { 'class': 'uppy-FileInput-btn', type: 'button', onclick: this.handleClick },
        this.i18n('chooseFiles')
      )
    );
  };

  FileInput.prototype.install = function install() {
    var target = this.opts.target;
    if (target) {
      this.mount(target, this);
    }
  };

  FileInput.prototype.uninstall = function uninstall() {
    this.unmount();
  };

  return FileInput;
}(Plugin);
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