signal-desktop/js/views/message_view.js
2018-07-03 16:04:21 -07:00

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/* global Whisper: false */
/* global i18n: false */
/* global textsecure: false */
/* global _: false */
/* global Mustache: false */
/* global $: false */
/* global storage: false */
/* global Signal: false */
// eslint-disable-next-line func-names
(function() {
'use strict';
const {
loadAttachmentData,
getAbsoluteAttachmentPath,
} = window.Signal.Migrations;
window.Whisper = window.Whisper || {};
const ErrorIconView = Whisper.View.extend({
templateName: 'error-icon',
className: 'error-icon-container',
initialize() {
if (this.model.name === 'UnregisteredUserError') {
this.$el.addClass('unregistered-user-error');
}
},
});
const NetworkErrorView = Whisper.View.extend({
tagName: 'span',
className: 'hasRetry',
templateName: 'hasRetry',
render_attributes() {
let messageNotSent;
if (!this.model.someRecipientsFailed()) {
messageNotSent = i18n('messageNotSent');
}
return {
messageNotSent,
resend: i18n('resend'),
};
},
});
const SomeFailedView = Whisper.View.extend({
tagName: 'span',
className: 'some-failed',
templateName: 'some-failed',
render_attributes() {
return {
someFailed: i18n('someRecipientsFailed'),
};
},
});
const TimerView = Whisper.View.extend({
templateName: 'hourglass',
initialize() {
this.listenTo(this.model, 'unload', this.remove);
},
update() {
if (this.timeout) {
clearTimeout(this.timeout);
this.timeout = null;
}
if (this.model.isExpired()) {
return this;
}
if (this.model.isExpiring()) {
this.render();
const totalTime = this.model.get('expireTimer') * 1000;
const remainingTime = this.model.msTilExpire();
const elapsed = (totalTime - remainingTime) / totalTime;
this.$('.sand').css('transform', `translateY(${elapsed * 100}%)`);
this.$el.css('display', 'inline-block');
this.timeout = setTimeout(
this.update.bind(this),
Math.max(totalTime / 100, 500)
);
}
return this;
},
});
Whisper.ExpirationTimerUpdateView = Whisper.View.extend({
tagName: 'li',
className: 'expirationTimerUpdate advisory',
templateName: 'expirationTimerUpdate',
id() {
return this.model.id;
},
initialize() {
this.conversation = this.model.getExpirationTimerUpdateSource();
this.listenTo(this.conversation, 'change', this.render);
this.listenTo(this.model, 'unload', this.remove);
this.listenTo(this.model, 'change', this.onChange);
},
render_attributes() {
const seconds = this.model.get('expirationTimerUpdate').expireTimer;
let timerMessage;
const timerUpdate = this.model.get('expirationTimerUpdate');
const prettySeconds = Whisper.ExpirationTimerOptions.getName(seconds);
if (
timerUpdate &&
(timerUpdate.fromSync || timerUpdate.fromGroupUpdate)
) {
timerMessage = i18n('timerSetOnSync', prettySeconds);
} else if (this.conversation.id === textsecure.storage.user.getNumber()) {
timerMessage = i18n('youChangedTheTimer', prettySeconds);
} else {
timerMessage = i18n('theyChangedTheTimer', [
this.conversation.getTitle(),
prettySeconds,
]);
}
return { content: timerMessage };
},
onChange() {
this.addId();
},
addId() {
// This is important to enable the lastSeenIndicator when it's just been added.
this.$el.attr('id', this.id());
},
});
Whisper.KeyChangeView = Whisper.View.extend({
tagName: 'li',
className: 'keychange advisory',
templateName: 'keychange',
id() {
return this.model.id;
},
initialize() {
this.conversation = this.model.getModelForKeyChange();
this.listenTo(this.conversation, 'change', this.render);
this.listenTo(this.model, 'unload', this.remove);
},
events: {
'click .content': 'showIdentity',
},
render_attributes() {
return {
content: this.model.getNotificationText(),
};
},
showIdentity() {
this.$el.trigger('show-identity', this.conversation);
},
});
Whisper.VerifiedChangeView = Whisper.View.extend({
tagName: 'li',
className: 'verified-change advisory',
templateName: 'verified-change',
id() {
return this.model.id;
},
initialize() {
this.conversation = this.model.getModelForVerifiedChange();
this.listenTo(this.conversation, 'change', this.render);
this.listenTo(this.model, 'unload', this.remove);
},
events: {
'click .content': 'showIdentity',
},
render_attributes() {
let key;
if (this.model.get('verified')) {
if (this.model.get('local')) {
key = 'youMarkedAsVerified';
} else {
key = 'youMarkedAsVerifiedOtherDevice';
}
return {
icon: 'verified',
content: i18n(key, this.conversation.getTitle()),
};
}
if (this.model.get('local')) {
key = 'youMarkedAsNotVerified';
} else {
key = 'youMarkedAsNotVerifiedOtherDevice';
}
return {
icon: 'shield',
content: i18n(key, this.conversation.getTitle()),
};
},
showIdentity() {
this.$el.trigger('show-identity', this.conversation);
},
});
Whisper.MessageView = Whisper.View.extend({
tagName: 'li',
templateName: 'message',
id() {
return this.model.id;
},
initialize() {
// loadedAttachmentViews :: Promise (Array AttachmentView) | null
this.loadedAttachmentViews = null;
this.listenTo(this.model, 'change:errors', this.onErrorsChanged);
this.listenTo(this.model, 'change:body', this.render);
this.listenTo(this.model, 'change:delivered', this.renderDelivered);
this.listenTo(this.model, 'change:read_by', this.renderRead);
this.listenTo(
this.model,
'change:expirationStartTimestamp',
this.renderExpiring
);
this.listenTo(this.model, 'change', this.onChange);
this.listenTo(
this.model,
'change:flags change:group_update',
this.renderControl
);
this.listenTo(this.model, 'destroy', this.onDestroy);
this.listenTo(this.model, 'unload', this.onUnload);
this.listenTo(this.model, 'expired', this.onExpired);
this.listenTo(this.model, 'pending', this.renderPending);
this.listenTo(this.model, 'done', this.renderDone);
this.timeStampView = new Whisper.ExtendedTimestampView();
this.contact = this.model.isIncoming() ? this.model.getContact() : null;
if (this.contact) {
this.listenTo(this.contact, 'change:color', this.updateColor);
}
},
events: {
'click .retry': 'retryMessage',
'click .error-icon': 'select',
'click .timestamp': 'select',
'click .status': 'select',
'click .some-failed': 'select',
'click .error-message': 'select',
'click .menu-container': 'showMenu',
'click .menu-list .reply': 'onReply',
},
retryMessage() {
const retrys = _.filter(
this.model.get('errors'),
this.model.isReplayableError.bind(this.model)
);
_.map(retrys, 'number').forEach(number => {
this.model.resend(number);
});
},
showMenu(e) {
if (this.menuVisible) {
return;
}
this.menuVisible = true;
e.stopPropagation();
this.$('.menu-list').show();
$(document).one('click', () => {
this.hideMenu();
});
},
hideMenu() {
this.menuVisible = false;
this.$('.menu-list').hide();
},
onReply() {
this.model.trigger('reply', this.model);
},
onExpired() {
this.$el.addClass('expired');
this.$el.find('.bubble').one('webkitAnimationEnd animationend', e => {
if (e.target === this.$('.bubble')[0]) {
this.remove();
}
});
// Failsafe: if in the background, animation events don't fire
setTimeout(this.remove.bind(this), 1000);
},
onUnload() {
if (this.avatarView) {
this.avatarView.remove();
}
if (this.bodyView) {
this.bodyView.remove();
}
if (this.contactView) {
this.contactView.remove();
}
if (this.controlView) {
this.controlView.remove();
}
if (this.errorIconView) {
this.errorIconView.remove();
}
if (this.networkErrorView) {
this.networkErrorView.remove();
}
if (this.quoteView) {
this.quoteView.remove();
}
if (this.someFailedView) {
this.someFailedView.remove();
}
if (this.timeStampView) {
this.timeStampView.remove();
}
// NOTE: We have to do this in the background (`then` instead of `await`)
// as our tests rely on `onUnload` synchronously removing the view from
// the DOM.
// eslint-disable-next-line more/no-then
this.loadAttachmentViews().then(views =>
views.forEach(view => view.unload())
);
// No need to handle this one, since it listens to 'unload' itself:
// this.timerView
this.remove();
},
onDestroy() {
if (this.$el.hasClass('expired')) {
return;
}
this.onUnload();
},
onChange() {
this.renderSent();
this.renderQuote();
this.addId();
},
select(e) {
this.$el.trigger('select', { message: this.model });
e.stopPropagation();
},
className() {
return ['entry', this.model.get('type')].join(' ');
},
renderPending() {
this.$el.addClass('pending');
},
renderDone() {
this.$el.removeClass('pending');
},
renderSent() {
if (this.model.isOutgoing()) {
this.$el.toggleClass('sent', !!this.model.get('sent'));
}
},
renderDelivered() {
if (this.model.get('delivered')) {
this.$el.addClass('delivered');
}
},
renderRead() {
if (!_.isEmpty(this.model.get('read_by'))) {
this.$el.addClass('read');
}
},
onErrorsChanged() {
if (this.model.isIncoming()) {
this.render();
} else {
this.renderErrors();
}
},
renderErrors() {
const errors = this.model.get('errors');
this.$('.error-icon-container').remove();
if (this.errorIconView) {
this.errorIconView.remove();
this.errorIconView = null;
}
if (_.size(errors) > 0) {
if (this.model.isIncoming()) {
this.$('.content')
.text(this.model.getDescription())
.addClass('error-message');
}
this.errorIconView = new ErrorIconView({ model: errors[0] });
this.errorIconView.render().$el.appendTo(this.$('.bubble'));
} else if (!this.hasContents()) {
const el = this.$('.content');
if (!el || el.length === 0) {
this.$('.inner-bubble').append("<div class='content'></div>");
}
this.$('.content')
.text(i18n('noContents'))
.addClass('error-message');
}
this.$('.meta .hasRetry').remove();
if (this.networkErrorView) {
this.networkErrorView.remove();
this.networkErrorView = null;
}
if (this.model.hasNetworkError()) {
this.networkErrorView = new NetworkErrorView({ model: this.model });
this.$('.meta').prepend(this.networkErrorView.render().el);
}
this.$('.meta .some-failed').remove();
if (this.someFailedView) {
this.someFailedView.remove();
this.someFailedView = null;
}
if (this.model.someRecipientsFailed()) {
this.someFailedView = new SomeFailedView();
this.$('.meta').prepend(this.someFailedView.render().el);
}
},
renderControl() {
if (this.model.isEndSession() || this.model.isGroupUpdate()) {
this.$el.addClass('control');
if (this.controlView) {
this.controlView.remove();
this.controlView = null;
}
this.controlView = new Whisper.ReactWrapperView({
className: 'content-wrapper',
Component: window.Signal.Components.Emojify,
props: {
text: this.model.getDescription(),
},
});
this.$('.content').prepend(this.controlView.el);
} else {
this.$el.removeClass('control');
}
},
renderExpiring() {
if (!this.timerView) {
this.timerView = new TimerView({ model: this.model });
}
this.timerView.setElement(this.$('.timer'));
this.timerView.update();
},
renderQuote() {
const props = this.model.getPropsForQuote();
if (!props) {
return;
}
const contact = this.model.getQuoteContact();
if (this.quoteView) {
this.quoteView.remove();
this.quoteView = null;
} else if (contact) {
this.listenTo(contact, 'change:color', this.renderQuote);
}
this.quoteView = new Whisper.ReactWrapperView({
className: 'quote-wrapper',
Component: window.Signal.Components.Quote,
props: Object.assign({}, props, {
text: props.text,
}),
});
this.$('.inner-bubble').prepend(this.quoteView.el);
},
renderContact() {
const contacts = this.model.get('contact');
if (!contacts || !contacts.length) {
return;
}
const contact = contacts[0];
const regionCode = storage.get('regionCode');
const { contactSelector } = Signal.Types.Contact;
const number =
contact.number && contact.number[0] && contact.number[0].value;
const haveConversation =
number && Boolean(window.ConversationController.get(number));
const hasLocalSignalAccount =
this.contactHasSignalAccount || (number && haveConversation);
// We store this value on this. because a re-render shouldn't kick off another
// profile check, going to the web.
this.contactHasSignalAccount = hasLocalSignalAccount;
const onSendMessage = number
? () => {
this.model.trigger('open-conversation', number);
}
: null;
const onOpenContact = async () => {
// First let's finish our check with the central server to see if this user has
// a signal account. Then we won't have to do it a second time for the detail
// screen.
await this.checkingProfile;
this.model.trigger('show-contact-detail', {
contact,
hasSignalAccount: this.contactHasSignalAccount,
});
};
const getProps = ({ hasSignalAccount }) => ({
contact: contactSelector(contact, {
regionCode,
getAbsoluteAttachmentPath,
}),
hasSignalAccount,
onSendMessage,
onOpenContact,
});
if (this.contactView) {
this.contactView.remove();
this.contactView = null;
}
this.contactView = new Whisper.ReactWrapperView({
className: 'contact-wrapper',
Component: window.Signal.Components.EmbeddedContact,
props: getProps({
hasSignalAccount: hasLocalSignalAccount,
}),
});
this.$('.inner-bubble').prepend(this.contactView.el);
// If we can't verify a signal account locally, we'll go to the Signal Server.
if (number && !hasLocalSignalAccount) {
// eslint-disable-next-line more/no-then
this.checkingProfile = window.textsecure.messaging
.getProfile(number)
.then(() => {
this.contactHasSignalAccount = true;
if (!this.contactView) {
return;
}
this.contactView.update(getProps({ hasSignalAccount: true }));
})
.catch(() => {
// No account available, or network connectivity problem
});
} else {
this.checkingProfile = Promise.resolve();
}
},
isImageWithoutCaption() {
const attachments = this.model.get('attachments');
const body = this.model.get('body');
if (!attachments || attachments.length === 0) {
return false;
}
if (body && body.trim()) {
return false;
}
const first = attachments[0];
if (Signal.Util.GoogleChrome.isImageTypeSupported(first.contentType)) {
return true;
}
return false;
},
hasContents() {
const attachments = this.model.get('attachments');
const hasAttachments = attachments && attachments.length > 0;
const contacts = this.model.get('contact');
const hasContact = contacts && contacts.length > 0;
return this.hasTextContents() || hasAttachments || hasContact;
},
hasTextContents() {
const body = this.model.get('body');
const isGroupUpdate = this.model.isGroupUpdate();
const isEndSession = this.model.isEndSession();
const errors = this.model.get('errors');
const hasErrors = errors && errors.length > 0;
const errorsCanBeContents = this.model.isIncoming() && hasErrors;
return body || isGroupUpdate || isEndSession || errorsCanBeContents;
},
addId() {
// Because we initially render a sent Message before we've roundtripped with the
// database, we don't have its id for that first render. We do get a change event,
// however, and can add the id manually.
const { id } = this.model;
this.$el.attr('id', id);
},
render() {
const contact = this.model.isIncoming() ? this.model.getContact() : null;
const attachments = this.model.get('attachments');
const errors = this.model.get('errors');
const hasErrors = errors && errors.length > 0;
const hasAttachments = attachments && attachments.length > 0;
const hasBody = this.hasTextContents();
const messageBody = this.model.get('body');
this.$el.html(
Mustache.render(
_.result(this, 'template', ''),
{
message: Boolean(messageBody),
hasBody,
timestamp: this.model.get('sent_at'),
sender: (contact && contact.getTitle()) || '',
avatar: contact && contact.getAvatar(),
profileName: contact && contact.getProfileName(),
innerBubbleClasses: this.isImageWithoutCaption() ? '' : 'with-tail',
hoverIcon: !hasErrors,
hasAttachments,
reply: i18n('replyToMessage'),
},
this.render_partials()
)
);
this.timeStampView.setElement(this.$('.timestamp'));
this.timeStampView.update();
this.renderControl();
if (messageBody) {
if (this.bodyView) {
this.bodyView.remove();
this.bodyView = null;
}
this.bodyView = new Whisper.ReactWrapperView({
className: 'body-wrapper',
Component: window.Signal.Components.MessageBody,
props: {
text: messageBody,
},
});
this.$('.body').append(this.bodyView.el);
}
this.renderSent();
this.renderDelivered();
this.renderRead();
this.renderErrors();
this.renderExpiring();
this.renderQuote();
this.renderContact();
// NOTE: We have to do this in the background (`then` instead of `await`)
// as our code / Backbone seems to rely on `render` synchronously returning
// `this` instead of `Promise MessageView` (this):
// eslint-disable-next-line more/no-then
this.loadAttachmentViews().then(views =>
this.renderAttachmentViews(views)
);
return this;
},
updateColor() {
const bubble = this.$('.bubble');
// this.contact is known to be non-null if we're registered for color changes
const color = this.contact.getColor();
if (color) {
bubble.removeClass(Whisper.Conversation.COLORS);
bubble.addClass(color);
}
this.avatarView = new (Whisper.View.extend({
templateName: 'avatar',
render_attributes: { avatar: this.contact.getAvatar() },
}))();
this.$('.avatar').replaceWith(this.avatarView.render().$('.avatar'));
},
loadAttachmentViews() {
if (this.loadedAttachmentViews !== null) {
return this.loadedAttachmentViews;
}
const attachments = this.model.get('attachments') || [];
const loadedAttachmentViews = Promise.all(
attachments.map(
attachment =>
new Promise(async resolve => {
const attachmentWithData = await loadAttachmentData(attachment);
const view = new Whisper.AttachmentView({
model: attachmentWithData,
timestamp: this.model.get('sent_at'),
});
this.listenTo(view, 'update', () => {
// NOTE: Can we do without `updated` flag now that we use promises?
view.updated = true;
resolve(view);
});
view.render();
})
)
);
// Memoize attachment views to avoid double loading:
this.loadedAttachmentViews = loadedAttachmentViews;
return loadedAttachmentViews;
},
renderAttachmentViews(views) {
views.forEach(view => this.renderAttachmentView(view));
},
renderAttachmentView(view) {
if (!view.updated) {
throw new Error(
'Invariant violation:' +
' Cannot render an attachment view that isnt ready'
);
}
const parent = this.$('.attachments')[0];
const isViewAlreadyChild = parent === view.el.parentNode;
if (isViewAlreadyChild) {
return;
}
if (view.el.parentNode) {
view.el.parentNode.removeChild(view.el);
}
this.trigger('beforeChangeHeight');
this.$('.attachments').append(view.el);
view.setElement(view.el);
this.trigger('afterChangeHeight');
},
});
})();