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317 lines
12 KiB
JavaScript
317 lines
12 KiB
JavaScript
// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
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// See License.txt for license information.
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var client = require('../utils/client.jsx');
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var Constants = require('../utils/constants.jsx');
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var ChannelStore = require('../stores/channel_store.jsx');
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var utils = require('../utils/utils.jsx');
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export default class FileUpload extends React.Component {
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constructor(props) {
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super(props);
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this.handleChange = this.handleChange.bind(this);
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this.handleDrop = this.handleDrop.bind(this);
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this.state = {
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requests: {}
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};
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}
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handleChange() {
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var element = $(this.refs.fileInput.getDOMNode());
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var files = element.prop('files');
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var channelId = this.props.channelId || ChannelStore.getCurrentId();
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this.props.onUploadError(null);
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// This looks redundant, but must be done this way due to
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// setState being an asynchronous call
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var numFiles = 0;
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for (let i = 0; i < files.length; i++) {
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if (files[i].size <= Constants.MAX_FILE_SIZE) {
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numFiles++;
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}
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}
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var numToUpload = Math.min(Constants.MAX_UPLOAD_FILES - this.props.getFileCount(channelId), numFiles);
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if (numFiles > numToUpload) {
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this.props.onUploadError('Uploads limited to ' + Constants.MAX_UPLOAD_FILES + ' files maximum. Please use additional posts for more files.');
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}
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for (let i = 0; i < files.length && i < numToUpload; i++) {
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if (files[i].size > Constants.MAX_FILE_SIZE) {
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this.props.onUploadError('Files must be no more than ' + Constants.MAX_FILE_SIZE / 1000000 + ' MB');
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continue;
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}
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// generate a unique id that can be used by other components to refer back to this file upload
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var clientId = utils.generateId();
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// Prepare data to be uploaded.
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var formData = new FormData();
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formData.append('channel_id', channelId);
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formData.append('files', files[i], files[i].name);
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formData.append('client_ids', clientId);
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var request = client.uploadFile(formData,
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function success(data) {
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var parsedData = $.parseJSON(data);
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this.props.onFileUpload(parsedData.filenames, parsedData.client_ids, channelId);
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var requests = this.state.requests;
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for (var j = 0; j < parsedData.client_ids.length; j++) {
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delete requests[parsedData.client_ids[j]];
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}
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this.setState({requests: requests});
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}.bind(this),
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function fail(err) {
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this.props.onUploadError(err, clientId);
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}.bind(this)
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);
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var requests = this.state.requests;
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requests[clientId] = request;
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this.setState({requests: requests});
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this.props.onUploadStart([clientId], channelId);
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}
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// clear file input for all modern browsers
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try {
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element[0].value = '';
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if (element.value) {
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element[0].type = 'text';
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element[0].type = 'file';
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}
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} catch(e) {
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// Do nothing
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}
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}
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handleDrop(e) {
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this.props.onUploadError(null);
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var files = e.originalEvent.dataTransfer.files;
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var channelId = this.props.channelId || ChannelStore.getCurrentId();
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if (typeof files !== 'string' && files.length) {
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var numFiles = files.length;
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var numToUpload = Math.min(Constants.MAX_UPLOAD_FILES - this.props.getFileCount(channelId), numFiles);
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if (numFiles > numToUpload) {
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this.props.onUploadError('Uploads limited to ' + Constants.MAX_UPLOAD_FILES + ' files maximum. Please use additional posts for more files.');
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}
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for (var i = 0; i < files.length && i < numToUpload; i++) {
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if (files[i].size > Constants.MAX_FILE_SIZE) {
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this.props.onUploadError('Files must be no more than ' + Constants.MAX_FILE_SIZE / 1000000 + ' MB');
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continue;
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}
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// generate a unique id that can be used by other components to refer back to this file upload
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var clientId = utils.generateId();
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// Prepare data to be uploaded.
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var formData = new FormData();
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formData.append('channel_id', channelId);
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formData.append('files', files[i], files[i].name);
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formData.append('client_ids', clientId);
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var request = client.uploadFile(formData,
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function success(data) {
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var parsedData = $.parseJSON(data);
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this.props.onFileUpload(parsedData.filenames, parsedData.client_ids, channelId);
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var requests = this.state.requests;
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for (var j = 0; j < parsedData.client_ids.length; j++) {
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delete requests[parsedData.client_ids[j]];
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}
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this.setState({requests: requests});
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}.bind(this),
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function fail(err) {
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this.props.onUploadError(err, clientId);
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}.bind(this)
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);
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var requests = this.state.requests;
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requests[clientId] = request;
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this.setState({requests: requests});
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this.props.onUploadStart([clientId], channelId);
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}
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} else {
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this.props.onUploadError('Invalid file upload', -1);
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}
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}
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componentDidMount() {
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var inputDiv = this.refs.input.getDOMNode();
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var self = this;
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if (this.props.postType === 'post') {
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$('.row.main').dragster({
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enter() {
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$('.center-file-overlay').removeClass('hidden');
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},
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leave() {
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$('.center-file-overlay').addClass('hidden');
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},
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drop(dragsterEvent, e) {
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$('.center-file-overlay').addClass('hidden');
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self.handleDrop(e);
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}
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});
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} else if (this.props.postType === 'comment') {
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$('.post-right__container').dragster({
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enter() {
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$('.right-file-overlay').removeClass('hidden');
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},
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leave() {
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$('.right-file-overlay').addClass('hidden');
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},
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drop(dragsterEvent, e) {
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$('.right-file-overlay').addClass('hidden');
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self.handleDrop(e);
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}
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});
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}
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document.addEventListener('paste', function handlePaste(e) {
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var textarea = $(inputDiv.parentNode.parentNode).find('.custom-textarea')[0];
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if (textarea !== e.target && !$.contains(textarea, e.target)) {
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return;
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}
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self.props.onUploadError(null);
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// This looks redundant, but must be done this way due to
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// setState being an asynchronous call
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var items = e.clipboardData.items;
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var numItems = 0;
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if (items) {
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for (let i = 0; i < items.length; i++) {
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if (items[i].type.indexOf('image') !== -1) {
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var testExt = items[i].type.split('/')[1].toLowerCase();
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if (Constants.IMAGE_TYPES.indexOf(testExt) < 0) {
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continue;
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}
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numItems++;
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}
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}
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var numToUpload = Math.min(Constants.MAX_UPLOAD_FILES - self.props.getFileCount(ChannelStore.getCurrentId()), numItems);
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if (numItems > numToUpload) {
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self.props.onUploadError('Uploads limited to ' + Constants.MAX_UPLOAD_FILES + ' files maximum. Please use additional posts for more files.');
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}
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for (var i = 0; i < items.length && i < numToUpload; i++) {
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if (items[i].type.indexOf('image') !== -1) {
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var file = items[i].getAsFile();
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var ext = items[i].type.split('/')[1].toLowerCase();
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if (Constants.IMAGE_TYPES.indexOf(ext) < 0) {
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continue;
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}
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var channelId = self.props.channelId || ChannelStore.getCurrentId();
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// generate a unique id that can be used by other components to refer back to this file upload
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var clientId = utils.generateId();
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var formData = new FormData();
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formData.append('channel_id', channelId);
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var d = new Date();
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var hour;
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if (d.getHours() < 10) {
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hour = '0' + d.getHours();
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} else {
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hour = String(d.getHours());
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}
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var min;
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if (d.getMinutes() < 10) {
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min = '0' + d.getMinutes();
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} else {
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min = String(d.getMinutes());
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}
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var name = 'Image Pasted at ' + d.getFullYear() + '-' + d.getMonth() + '-' + d.getDate() + ' ' + hour + '-' + min + '.' + ext;
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formData.append('files', file, name);
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formData.append('client_ids', clientId);
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var request = client.uploadFile(formData,
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function(data) {
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var parsedData = $.parseJSON(data);
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self.props.onFileUpload(parsedData.filenames, parsedData.client_ids, channelId);
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var requests = self.state.requests;
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for (var j = 0; j < parsedData.client_ids.length; j++) {
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delete requests[parsedData.client_ids[j]];
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}
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self.setState({requests: requests});
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},
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function(err) {
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self.props.onUploadError(err, clientId);
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}
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);
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var requests = self.state.requests;
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requests[clientId] = request;
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self.setState({requests: requests});
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self.props.onUploadStart([clientId], channelId);
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}
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}
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}
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});
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}
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cancelUpload(clientId) {
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var requests = this.state.requests;
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var request = requests[clientId];
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if (request) {
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request.abort();
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delete requests[clientId];
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this.setState({requests: requests});
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}
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}
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render() {
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return (
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<span
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ref='input'
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className='btn btn-file'
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>
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<span>
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<i className='glyphicon glyphicon-paperclip' />
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</span>
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<input
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ref='fileInput'
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type='file'
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onChange={this.handleChange}
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multiple='true'
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/>
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</span>
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);
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}
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}
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FileUpload.propTypes = {
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onUploadError: React.PropTypes.func,
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getFileCount: React.PropTypes.func,
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onFileUpload: React.PropTypes.func,
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onUploadStart: React.PropTypes.func,
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channelId: React.PropTypes.string,
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postType: React.PropTypes.string
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};
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