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ui.js
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class PeersUI {
constructor() {
this.$xPeers = $$('x-peers');
this.$xNoPeers = $$('x-no-peers');
this.$xInstructions = $$('x-instructions');
this.$wsFallbackWarning = $('websocket-fallback');
this.$sharePanel = $$('.shr-panel');
this.$shareModeImageThumb = $$('.shr-panel .image-thumb');
this.$shareModeTextThumb = $$('.shr-panel .text-thumb');
this.$shareModeFileThumb = $$('.shr-panel .file-thumb');
this.$shareModeDescriptor = $$('.shr-panel .share-descriptor');
this.$shareModeDescriptorItem = $$('.shr-panel .descriptor-item');
this.$shareModeDescriptorOther = $$('.shr-panel .descriptor-other');
this.$shareModeCancelBtn = $$('.shr-panel .cancel-btn');
this.$shareModeEditBtn = $$('.shr-panel .edit-btn');
this.peers = {};
this.shareMode = {
active: false,
descriptor: "",
files: [],
text: ""
}
Events.on('peer-joined', e => this._onPeerJoined(e.detail));
Events.on('peer-added', _ => this._evaluateOverflowingPeers());
Events.on('peer-connected', e => this._onPeerConnected(e.detail.peerId, e.detail.connectionHash));
Events.on('peer-disconnected', e => this._onPeerDisconnected(e.detail));
Events.on('peers', e => this._onPeers(e.detail));
Events.on('set-progress', e => this._onSetProgress(e.detail));
Events.on('drop', e => this._onDrop(e));
Events.on('keydown', e => this._onKeyDown(e));
Events.on('dragover', e => this._onDragOver(e));
Events.on('dragleave', _ => this._onDragEnd());
Events.on('dragend', _ => this._onDragEnd());
Events.on('resize', _ => this._evaluateOverflowingPeers());
Events.on('header-changed', _ => this._evaluateOverflowingPeers());
Events.on('paste', e => this._onPaste(e));
Events.on('activate-share-mode', e => this._activateShareMode(e.detail.files, e.detail.text));
Events.on('translation-loaded', _ => this._reloadShareMode());
Events.on('room-type-removed', e => this._onRoomTypeRemoved(e.detail.peerId, e.detail.roomType));
this.$shareModeCancelBtn.addEventListener('click', _ => this._deactivateShareMode());
Events.on('peer-display-name-changed', e => this._onPeerDisplayNameChanged(e));
Events.on('ws-config', e => this._evaluateRtcSupport(e.detail))
}
_evaluateRtcSupport(wsConfig) {
if (wsConfig.wsFallback) {
this.$wsFallbackWarning.hidden = false;
}
else {
this.$wsFallbackWarning.hidden = true;
if (!window.isRtcSupported) {
alert(Localization.getTranslation("instructions.webrtc-requirement"));
}
}
}
_changePeerDisplayName(peerId, displayName) {
this.peers[peerId].name.displayName = displayName;
const peerIdNode = $(peerId);
if (peerIdNode && displayName) peerIdNode.querySelector('.name').textContent = displayName;
this._redrawPeerRoomTypes(peerId);
}
_onPeerDisplayNameChanged(e) {
if (!e.detail.displayName) return;
this._changePeerDisplayName(e.detail.peerId, e.detail.displayName);
}
async _onKeyDown(e) {
if (!this.shareMode.active || Dialog.anyDialogShown()) return;
if (e.key === "Escape") {
await this._deactivateShareMode();
}
// close About PairDrop page on Escape
if (e.key === "Escape") {
window.location.hash = '#';
}
}
_onPeerJoined(msg) {
this._joinPeer(msg.peer, msg.roomType, msg.roomId);
}
_joinPeer(peer, roomType, roomId) {
const existingPeer = this.peers[peer.id];
if (existingPeer) {
// peer already exists. Abort but add roomType to GUI
existingPeer._roomIds[roomType] = roomId;
this._redrawPeerRoomTypes(peer.id);
return;
}
peer._isSameBrowser = () => BrowserTabsConnector.peerIsSameBrowser(peer.id);
peer._roomIds = {};
peer._roomIds[roomType] = roomId;
this.peers[peer.id] = peer;
}
_onPeerConnected(peerId, connectionHash) {
if (!this.peers[peerId] || $(peerId)) return;
const peer = this.peers[peerId];
new PeerUI(peer, connectionHash, {
active: this.shareMode.active,
descriptor: this.shareMode.descriptor,
});
}
_redrawPeerRoomTypes(peerId) {
const peer = this.peers[peerId];
const peerNode = $(peerId);
if (!peer || !peerNode) return;
peerNode.classList.remove('type-ip', 'type-secret', 'type-public-id', 'type-same-browser');
if (peer._isSameBrowser()) {
peerNode.classList.add(`type-same-browser`);
}
Object.keys(peer._roomIds).forEach(roomType => peerNode.classList.add(`type-${roomType}`));
}
_evaluateOverflowingPeers() {
if (this.$xPeers.clientHeight < this.$xPeers.scrollHeight) {
this.$xPeers.classList.add('overflowing');
}
else {
this.$xPeers.classList.remove('overflowing');
}
}
_onPeers(msg) {
msg.peers.forEach(peer => this._joinPeer(peer, msg.roomType, msg.roomId));
}
_onPeerDisconnected(peerId) {
// Remove peer from UI
const $peer = $(peerId);
if (!$peer) return;
$peer.remove();
this._evaluateOverflowingPeers();
// If no peer is shown -> start background animation again
if ($$('x-peers:empty')) {
Events.fire('background-animation', {animate: true});
}
}
_onRoomTypeRemoved(peerId, roomType) {
const peer = this.peers[peerId];
if (!peer) return;
delete peer._roomIds[roomType];
this._redrawPeerRoomTypes(peerId)
}
_onSetProgress(progress) {
const $peer = $(progress.peerId);
if (!$peer) return;
$peer.ui.setProgress(progress.progress, progress.status)
}
_onDrop(e) {
if (this.shareMode.active || Dialog.anyDialogShown()) return;
e.preventDefault();
this._onDragEnd();
if ($$('x-peer') && $$('x-peer').contains(e.target)) return; // dropped on peer
let files = e.dataTransfer.files;
let text = e.dataTransfer.getData("text");
// convert FileList to Array
files = [...files];
if (files.length > 0) {
Events.fire('activate-share-mode', {
files: files
});
}
else if(text.length > 0) {
Events.fire('activate-share-mode', {
text: text
});
}
}
_onDragOver(e) {
if (this.shareMode.active || Dialog.anyDialogShown()) return;
e.preventDefault();
this.$xInstructions.setAttribute('drop-bg', true);
this.$xNoPeers.setAttribute('drop-bg', true);
}
_onDragEnd() {
this.$xInstructions.removeAttribute('drop-bg');
this.$xNoPeers.removeAttribute('drop-bg');
}
_onPaste(e) {
// prevent send on paste when dialog is open
if (this.shareMode.active || Dialog.anyDialogShown()) return;
e.preventDefault()
let files = e.clipboardData.files;
let text = e.clipboardData.getData("Text");
// convert FileList to Array
files = [...files];
if (files.length > 0) {
Events.fire('activate-share-mode', {files: files});
} else if (text.length > 0) {
if (ShareTextDialog.isApproveShareTextSet()) {
Events.fire('share-text-dialog', text);
} else {
Events.fire('activate-share-mode', {text: text});
}
}
}
async _activateShareMode(files = [], text = "") {
if (this.shareMode.active || (files.length === 0 && text.length === 0)) return;
this._activateCallback = e => this._sendShareData(e);
this._editShareTextCallback = _ => {
this._deactivateShareMode();
Events.fire('share-text-dialog', text);
};
Events.on('share-mode-pointerdown', this._activateCallback);
const sharedText = Localization.getTranslation("instructions.activate-share-mode-shared-text");
const andOtherFilesPlural = Localization.getTranslation("instructions.activate-share-mode-and-other-files-plural", null, {count: files.length-1});
const andOtherFiles = Localization.getTranslation("instructions.activate-share-mode-and-other-file");
let descriptorComplete, descriptorItem, descriptorOther, descriptorInstructions;
if (files.length > 2) {
// files shared
descriptorItem = files[0].name;
descriptorOther = andOtherFilesPlural;
descriptorComplete = `${descriptorItem} ${descriptorOther}`;
}
else if (files.length === 2) {
descriptorItem = files[0].name;
descriptorOther = andOtherFiles;
descriptorComplete = `${descriptorItem} ${descriptorOther}`;
} else if (files.length === 1) {
descriptorItem = files[0].name;
descriptorComplete = descriptorItem;
}
else {
// text shared
descriptorItem = text.replace(/\s/g," ");
descriptorComplete = sharedText;
}
if (files.length > 0) {
if (descriptorOther) {
this.$shareModeDescriptorOther.innerText = descriptorOther;
this.$shareModeDescriptorOther.removeAttribute('hidden');
}
if (files.length > 1) {
descriptorInstructions = Localization.getTranslation("instructions.activate-share-mode-shared-files-plural", null, {count: files.length});
}
else {
descriptorInstructions = Localization.getTranslation("instructions.activate-share-mode-shared-file");
}
if (files[0].type.split('/')[0] === 'image') {
try {
let imageUrl = await getThumbnailAsDataUrl(files[0], 80, null, 0.9);
this.$shareModeImageThumb.style.backgroundImage = `url(${imageUrl})`;
this.$shareModeImageThumb.removeAttribute('hidden');
} catch (e) {
console.error(e);
this.$shareModeFileThumb.removeAttribute('hidden');
}
} else {
this.$shareModeFileThumb.removeAttribute('hidden');
}
}
else {
this.$shareModeTextThumb.removeAttribute('hidden');
this.$shareModeEditBtn.addEventListener('click', this._editShareTextCallback);
this.$shareModeEditBtn.removeAttribute('hidden');
descriptorInstructions = Localization.getTranslation("instructions.activate-share-mode-shared-text");
}
const desktop = Localization.getTranslation("instructions.x-instructions-share-mode_desktop", null, {descriptor: descriptorInstructions});
const mobile = Localization.getTranslation("instructions.x-instructions-share-mode_mobile", null, {descriptor: descriptorInstructions});
this.$xInstructions.setAttribute('desktop', desktop);
this.$xInstructions.setAttribute('mobile', mobile);
this.$sharePanel.removeAttribute('hidden');
this.$shareModeDescriptor.removeAttribute('hidden');
this.$shareModeDescriptorItem.innerText = descriptorItem;
this.shareMode.active = true;
this.shareMode.descriptor = descriptorComplete;
this.shareMode.files = files;
this.shareMode.text = text;
console.log('Share mode activated.');
Events.fire('share-mode-changed', {
active: true,
descriptor: descriptorComplete
});
}
async _reloadShareMode() {
// If shareMode is active only
if (!this.shareMode.active) return;
let files = this.shareMode.files;
let text = this.shareMode.text;
await this._deactivateShareMode();
await this._activateShareMode(files, text);
}
async _deactivateShareMode() {
if (!this.shareMode.active) return;
this.shareMode.active = false;
this.shareMode.descriptor = "";
this.shareMode.files = [];
this.shareMode.text = "";
Events.off('share-mode-pointerdown', this._activateCallback);
const desktop = Localization.getTranslation("instructions.x-instructions_desktop");
const mobile = Localization.getTranslation("instructions.x-instructions_mobile");
this.$xInstructions.setAttribute('desktop', desktop);
this.$xInstructions.setAttribute('mobile', mobile);
this.$sharePanel.setAttribute('hidden', true);
this.$shareModeImageThumb.setAttribute('hidden', true);
this.$shareModeFileThumb.setAttribute('hidden', true);
this.$shareModeTextThumb.setAttribute('hidden', true);
this.$shareModeDescriptorItem.innerHTML = "";
this.$shareModeDescriptorItem.classList.remove('cursive');
this.$shareModeDescriptorOther.innerHTML = "";
this.$shareModeDescriptorOther.setAttribute('hidden', true);
this.$shareModeEditBtn.removeEventListener('click', this._editShareTextCallback);
this.$shareModeEditBtn.setAttribute('hidden', true);
console.log('Share mode deactivated.')
Events.fire('share-mode-changed', { active: false });
}
_sendShareData(e) {
// send the shared file/text content
const peerId = e.detail.peerId;
const files = this.shareMode.files;
const text = this.shareMode.text;
if (files.length > 0) {
Events.fire('files-selected', {
files: files,
to: peerId
});
}
else if (text.length > 0) {
Events.fire('send-text', {
text: text,
to: peerId
});
}
}
}
class PeerUI {
constructor(peer, connectionHash, shareMode) {
this.$xInstructions = $$('x-instructions');
this.$xPeers = $$('x-peers');
this._peer = peer;
this._connectionHash =
`${connectionHash.substring(0, 4)} ${connectionHash.substring(4, 8)} ${connectionHash.substring(8, 12)} ${connectionHash.substring(12, 16)}`;
// This is needed if the ShareMode is started BEFORE the PeerUI is drawn.
this._shareMode = shareMode;
this._initDom();
this.$xPeers.appendChild(this.$el);
Events.fire('peer-added');
// ShareMode
Events.on('share-mode-changed', e => this._onShareModeChanged(e.detail.active, e.detail.descriptor));
// Stop background animation
Events.fire('background-animation', {animate: false});
}
html() {
let title= this._shareMode.active
? Localization.getTranslation("peer-ui.click-to-send-share-mode", null, {descriptor: this._shareMode.descriptor})
: Localization.getTranslation("peer-ui.click-to-send");
this.$el.innerHTML = `
<label class="column center pointer" title="${title}">
<input type="file" multiple/>
<x-icon>
<div class="icon-wrapper" shadow="1">
<svg class="icon"><use xlink:href="#"/></svg>
</div>
<div class="highlight-wrapper center">
<div class="highlight highlight-room-ip" shadow="1"></div>
<div class="highlight highlight-room-secret" shadow="1"></div>
<div class="highlight highlight-room-public-id" shadow="1"></div>
</div>
</x-icon>
<div class="progress">
<div class="circle"></div>
<div class="circle right"></div>
</div>
<div class="device-descriptor">
<div class="name font-subheading"></div>
<div class="device-name font-body2"></div>
<div class="status font-body2"></div>
</div>
</label>`;
this.$el.querySelector('svg use').setAttribute('xlink:href', this._icon());
this.$el.querySelector('.name').textContent = this._displayName();
this.$el.querySelector('.device-name').textContent = this._deviceName();
this.$label = this.$el.querySelector('label');
this.$input = this.$el.querySelector('input');
}
addTypesToClassList() {
if (this._peer._isSameBrowser()) {
this.$el.classList.add(`type-same-browser`);
}
Object.keys(this._peer._roomIds).forEach(roomType => this.$el.classList.add(`type-${roomType}`));
if (!this._peer.rtcSupported || !window.isRtcSupported) this.$el.classList.add('ws-peer');
}
_initDom() {
this.$el = document.createElement('x-peer');
this.$el.id = this._peer.id;
this.$el.ui = this;
this.$el.classList.add('center');
this.addTypesToClassList();
this.html();
this._createCallbacks();
this._evaluateShareMode();
this._bindListeners();
}
_onShareModeChanged(active = false, descriptor = "") {
// This is needed if the ShareMode is started AFTER the PeerUI is drawn.
this._shareMode.active = active;
this._shareMode.descriptor = descriptor;
this._evaluateShareMode();
this._bindListeners();
}
_evaluateShareMode() {
let title;
if (!this._shareMode.active) {
title = Localization.getTranslation("peer-ui.click-to-send");
this.$input.removeAttribute('disabled');
}
else {
title = Localization.getTranslation("peer-ui.click-to-send-share-mode", null, {descriptor: this._shareMode.descriptor});
this.$input.setAttribute('disabled', true);
}
this.$label.setAttribute('title', title);
}
_createCallbacks() {
this._callbackInput = e => this._onFilesSelected(e);
this._callbackClickSleep = _ => NoSleepUI.enable();
this._callbackTouchStartSleep = _ => NoSleepUI.enable();
this._callbackDrop = e => this._onDrop(e);
this._callbackDragEnd = e => this._onDragEnd(e);
this._callbackDragLeave = e => this._onDragEnd(e);
this._callbackDragOver = e => this._onDragOver(e);
this._callbackContextMenu = e => this._onRightClick(e);
this._callbackTouchStart = e => this._onTouchStart(e);
this._callbackTouchEnd = e => this._onTouchEnd(e);
this._callbackPointerDown = e => this._onPointerDown(e);
}
_bindListeners() {
if(!this._shareMode.active) {
// Remove Events Share mode
this.$el.removeEventListener('pointerdown', this._callbackPointerDown);
// Add Events Normal Mode
this.$el.querySelector('input').addEventListener('change', this._callbackInput);
this.$el.addEventListener('click', this._callbackClickSleep);
this.$el.addEventListener('touchstart', this._callbackTouchStartSleep);
this.$el.addEventListener('drop', this._callbackDrop);
this.$el.addEventListener('dragend', this._callbackDragEnd);
this.$el.addEventListener('dragleave', this._callbackDragLeave);
this.$el.addEventListener('dragover', this._callbackDragOver);
this.$el.addEventListener('contextmenu', this._callbackContextMenu);
this.$el.addEventListener('touchstart', this._callbackTouchStart);
this.$el.addEventListener('touchend', this._callbackTouchEnd);
}
else {
// Remove Events Normal Mode
this.$el.removeEventListener('click', this._callbackClickSleep);
this.$el.removeEventListener('touchstart', this._callbackTouchStartSleep);
this.$el.removeEventListener('drop', this._callbackDrop);
this.$el.removeEventListener('dragend', this._callbackDragEnd);
this.$el.removeEventListener('dragleave', this._callbackDragLeave);
this.$el.removeEventListener('dragover', this._callbackDragOver);
this.$el.removeEventListener('contextmenu', this._callbackContextMenu);
this.$el.removeEventListener('touchstart', this._callbackTouchStart);
this.$el.removeEventListener('touchend', this._callbackTouchEnd);
// Add Events Share mode
this.$el.addEventListener('pointerdown', this._callbackPointerDown);
}
}
_onPointerDown(e) {
// Prevents triggering of event twice on touch devices
e.stopPropagation();
e.preventDefault();
Events.fire('share-mode-pointerdown', {
peerId: this._peer.id
});
}
_displayName() {
return this._peer.name.displayName;
}
_deviceName() {
return this._peer.name.deviceName;
}
_badgeClassName() {
const roomTypes = Object.keys(this._peer._roomIds);
return roomTypes.includes('secret')
? 'badge-room-secret'
: roomTypes.includes('ip')
? 'badge-room-ip'
: 'badge-room-public-id';
}
_icon() {
const device = this._peer.name.device || this._peer.name;
if (device.type === 'mobile') {
return '#phone-iphone';
}
if (device.type === 'tablet') {
return '#tablet-mac';
}
return '#desktop-mac';
}
_onFilesSelected(e) {
const $input = e.target;
const files = $input.files;
if (files.length === 0) return;
Events.fire('files-selected', {
files: files,
to: this._peer.id
});
$input.files = null; // reset input
}
setProgress(progress, status) {
const $progress = this.$el.querySelector('.progress');
if (0.5 < progress && progress < 1) {
$progress.classList.add('over50');
}
else {
$progress.classList.remove('over50');
}
if (progress < 1) {
if (status !== this.currentStatus) {
let statusName = {
"prepare": Localization.getTranslation("peer-ui.preparing"),
"transfer": Localization.getTranslation("peer-ui.transferring"),
"process": Localization.getTranslation("peer-ui.processing"),
"wait": Localization.getTranslation("peer-ui.waiting")
}[status];
this.$el.setAttribute('status', status);
this.$el.querySelector('.status').innerText = statusName;
this.currentStatus = status;
}
}
else {
this.$el.removeAttribute('status');
this.$el.querySelector('.status').innerHTML = '';
progress = 0;
this.currentStatus = null;
}
const degrees = `rotate(${360 * progress}deg)`;
$progress.style.setProperty('--progress', degrees);
}
_onDrop(e) {
if (this._shareMode.active || Dialog.anyDialogShown()) return;
e.preventDefault();
this._onDragEnd();
const peerId = this._peer.id;
const files = e.dataTransfer.files;
const text = e.dataTransfer.getData("text");
if (files.length > 0) {
Events.fire('files-selected', {
files: files,
to: peerId
});
}
else if (text.length > 0) {
Events.fire('send-text', {
text: text,
to: peerId
});
}
}
_onDragOver() {
this.$el.setAttribute('drop', true);
this.$xInstructions.setAttribute('drop-peer', true);
}
_onDragEnd() {
this.$el.removeAttribute('drop');
this.$xInstructions.removeAttribute('drop-peer');
}
_onRightClick(e) {
e.preventDefault();
Events.fire('text-recipient', {
peerId: this._peer.id,
deviceName: e.target.closest('x-peer').querySelector('.name').innerText
});
}
_onTouchStart(e) {
this._touchStart = Date.now();
this._touchTimer = setTimeout(() => this._onTouchEnd(e), 610);
}
_onTouchEnd(e) {
if (Date.now() - this._touchStart < 500) {
clearTimeout(this._touchTimer);
}
else if (this._touchTimer) { // this was a long tap
e.preventDefault();
Events.fire('text-recipient', {
peerId: this._peer.id,
deviceName: e.target.closest('x-peer').querySelector('.name').innerText
});
}
this._touchTimer = null;
}
}
class Dialog {
constructor(id) {
this.$el = $(id);
this.$autoFocus = this.$el.querySelector('[autofocus]');
this.$xBackground = this.$el.querySelector('x-background');
this.$closeBtns = this.$el.querySelectorAll('[close]');
this.$closeBtns.forEach(el => {
el.addEventListener('click', _ => this.hide())
});
Events.on('peer-disconnected', e => this._onPeerDisconnected(e.detail));
}
static anyDialogShown() {
return document.querySelectorAll('x-dialog[show]').length > 0;
}
show() {
if (this.$xBackground) {
this.$xBackground.scrollTop = 0;
}
this.$el.setAttribute('show', true);
if (!window.isMobile && this.$autoFocus) {
this.$autoFocus.focus();
}
}
isShown() {
return !!this.$el.attributes["show"];
}
hide() {
this.$el.removeAttribute('show');
if (!window.isMobile) {
document.activeElement.blur();
window.blur();
}
document.title = 'PairDrop | Transfer Files Cross-Platform. No Setup, No Signup.';
changeFavicon("images/favicon-96x96.png");
this.correspondingPeerId = undefined;
}
_onPeerDisconnected(peerId) {
if (this.isShown() && this.correspondingPeerId === peerId) {
this.hide();
Events.fire('notify-user', Localization.getTranslation("notifications.selected-peer-left"));
}
}
_evaluateOverflowing(element) {
if (element.clientHeight < element.scrollHeight) {
element.classList.add('overflowing');
}
else {
element.classList.remove('overflowing');
}
}
}
class LanguageSelectDialog extends Dialog {
constructor() {
super('language-select-dialog');
this.$languageSelectBtn = $('language-selector');
this.$languageSelectBtn.addEventListener('click', _ => this.show());
this.$languageButtons = this.$el.querySelectorAll(".language-buttons .btn");
this.$languageButtons.forEach($btn => {
$btn.addEventListener("click", e => this.selectLanguage(e));
})
Events.on('keydown', e => this._onKeyDown(e));
}
_onKeyDown(e) {
if (!this.isShown()) return;
if (e.code === "Escape") {
this.hide();
}
}
show() {
let locale = Localization.getLocale();
this.currentLanguageBtn = Localization.isSystemLocale()
? this.$languageButtons[0]
: this.$el.querySelector(`.btn[value="${locale}"]`);
this.currentLanguageBtn.classList.add("current");
super.show();
}
hide() {
this.currentLanguageBtn.classList.remove("current");
super.hide();
}
selectLanguage(e) {
e.preventDefault()
let languageCode = e.target.value;
if (languageCode) {
localStorage.setItem('language_code', languageCode);
}
else {
localStorage.removeItem('language_code');
}
Localization.setTranslation(languageCode)
.then(_ => this.hide());
}
}
class ReceiveDialog extends Dialog {
constructor(id) {
super(id);
this.$fileDescription = this.$el.querySelector('.file-description');
this.$displayName = this.$el.querySelector('.display-name');
this.$fileStem = this.$el.querySelector('.file-stem');
this.$fileExtension = this.$el.querySelector('.file-extension');
this.$fileOther = this.$el.querySelector('.file-other');
this.$fileSize = this.$el.querySelector('.file-size');
this.$previewBox = this.$el.querySelector('.file-preview');
this.$receiveTitle = this.$el.querySelector('h2:first-of-type');
}
_formatFileSize(bytes) {
// 1 GB = 1024 MB = 1024^2 KB = 1024^3 B
// 1024^2 = 104876; 1024^3 = 1073741824
if (bytes >= 1073741824) {
return Math.round(10 * bytes / 1073741824) / 10 + ' GB';
}
else if (bytes >= 1048576) {
return Math.round(bytes / 1048576) + ' MB';
}
else if (bytes > 1024) {
return Math.round(bytes / 1024) + ' KB';
}
else {
return bytes + ' Bytes';
}
}
_parseFileData(displayName, connectionHash, files, imagesOnly, totalSize, badgeClassName) {
let fileOther = "";
if (files.length === 2) {
fileOther = imagesOnly
? Localization.getTranslation("dialogs.file-other-description-image")
: Localization.getTranslation("dialogs.file-other-description-file");
}
else if (files.length >= 2) {
fileOther = imagesOnly
? Localization.getTranslation("dialogs.file-other-description-image-plural", null, {count: files.length - 1})
: Localization.getTranslation("dialogs.file-other-description-file-plural", null, {count: files.length - 1});
}
this.$fileOther.innerText = fileOther;
const fileName = files[0].name;
const fileNameSplit = fileName.split('.');
const fileExtension = fileNameSplit.length > 1
? '.' + fileNameSplit[fileNameSplit.length - 1]
: '';
this.$fileStem.innerText = fileName.substring(0, fileName.length - fileExtension.length);
this.$fileExtension.innerText = fileExtension;
this.$fileSize.innerText = this._formatFileSize(totalSize);
this.$displayName.innerText = displayName;
this.$displayName.title = connectionHash;
this.$displayName.classList.remove("badge-room-ip", "badge-room-secret", "badge-room-public-id");
this.$displayName.classList.add(badgeClassName)
}
}
class ReceiveFileDialog extends ReceiveDialog {
constructor() {
super('receive-file-dialog');
this.$downloadBtn = this.$el.querySelector('#download-btn');
this.$shareBtn = this.$el.querySelector('#share-btn');
Events.on('files-received', e => this._onFilesReceived(e.detail.peerId, e.detail.files, e.detail.imagesOnly, e.detail.totalSize));
this._filesQueue = [];
}
async _onFilesReceived(peerId, files, imagesOnly, totalSize) {
const displayName = $(peerId).ui._displayName();
const connectionHash = $(peerId).ui._connectionHash;
const badgeClassName = $(peerId).ui._badgeClassName();
this._filesQueue.push({
peerId: peerId,
displayName: displayName,
connectionHash: connectionHash,
files: files,
imagesOnly: imagesOnly,
totalSize: totalSize,
badgeClassName: badgeClassName
});
window.blop.play();
await this._nextFiles();
}
async _nextFiles() {
if (this._busy || !this._filesQueue.length) return;
this._busy = true;
const {peerId, displayName, connectionHash, files, imagesOnly, totalSize, badgeClassName} = this._filesQueue.shift();
await this._displayFiles(peerId, displayName, connectionHash, files, imagesOnly, totalSize, badgeClassName);
}
createPreviewElement(file) {
return new Promise((resolve, reject) => {
try {
let mime = file.type.split('/')[0]
let previewElement = {
image: 'img',
audio: 'audio',
video: 'video'
}
if (Object.keys(previewElement).indexOf(mime) === -1) {
resolve(false);
}
else {
let element = document.createElement(previewElement[mime]);
element.controls = true;
element.onload = _ => {
this.$previewBox.appendChild(element);
resolve(true);
};
element.onloadeddata = _ => {
this.$previewBox.appendChild(element);
resolve(true);
};
element.onerror = _ => {
reject(`${mime} preview could not be loaded from type ${file.type}`);
};
element.src = URL.createObjectURL(file);
}
} catch (e) {
reject(`preview could not be loaded from type ${file.type}`);
}
});
}
async _displayFiles(peerId, displayName, connectionHash, files, imagesOnly, totalSize, badgeClassName) {
this._parseFileData(displayName, connectionHash, files, imagesOnly, totalSize, badgeClassName);
let descriptor, url, filenameDownload;
if (files.length === 1) {
descriptor = imagesOnly
? Localization.getTranslation("dialogs.title-image")
: Localization.getTranslation("dialogs.title-file");
}
else {
descriptor = imagesOnly
? Localization.getTranslation("dialogs.title-image-plural")
: Localization.getTranslation("dialogs.title-file-plural");
}
this.$receiveTitle.innerText = Localization.getTranslation("dialogs.receive-title", null, {descriptor: descriptor});
const canShare = (window.iOS || window.android) && !!navigator.share && navigator.canShare({files});
if (canShare) {
this.$shareBtn.removeAttribute('hidden');
this.$shareBtn.onclick = _ => {
navigator.share({files: files})
.catch(err => {
console.error(err);
});
}
}
let downloadZipped = false;
if (files.length > 1) {
downloadZipped = true;
try {
let bytesCompleted = 0;
zipper.createNewZipWriter();
for (let i=0; i<files.length; i++) {
await zipper.addFile(files[i], {
onprogress: (progress) => {
Events.fire('set-progress', {
peerId: peerId,