// Converse.js (A browser based XMPP chat client) // http://conversejs.org // // Copyright (c) 2012-2017, Jan-Carel Brand // Licensed under the Mozilla Public License (MPLv2) // /*global define */ (function (root, factory) { define(["converse-core", "tpl!group_header", "tpl!pending_contact", "tpl!requesting_contact", "tpl!roster", "tpl!roster_filter", "tpl!roster_item", "converse-chatboxes" ], factory); }(this, function ( converse, tpl_group_header, tpl_pending_contact, tpl_requesting_contact, tpl_roster, tpl_roster_filter, tpl_roster_item) { "use strict"; const { Backbone, Strophe, $iq, b64_sha1, sizzle, _ } = converse.env; const u = converse.env.utils; converse.plugins.add('converse-rosterview', { overrides: { // Overrides mentioned here will be picked up by converse.js's // plugin architecture they will replace existing methods on the // relevant objects or classes. // // New functions which don't exist yet can also be added. afterReconnected () { this.__super__.afterReconnected.apply(this, arguments); }, _tearDown () { /* Remove the rosterview when tearing down. It gets created * anew when reconnecting or logging in. */ this.__super__._tearDown.apply(this, arguments); if (!_.isUndefined(this.rosterview)) { this.rosterview.remove(); } }, RosterGroups: { comparator () { // RosterGroupsComparator only gets set later (once i18n is // set up), so we need to wrap it in this nameless function. const { _converse } = this.__super__; return _converse.RosterGroupsComparator.apply(this, arguments); } } }, initialize () { /* The initialize function gets called as soon as the plugin is * loaded by converse.js's plugin machinery. */ const { _converse } = this, { __ } = _converse; _converse.api.settings.update({ allow_chat_pending_contacts: true, allow_contact_removal: true, show_toolbar: true, }); _converse.api.promises.add('rosterViewInitialized'); const STATUSES = { 'dnd': __('This contact is busy'), 'online': __('This contact is online'), 'offline': __('This contact is offline'), 'unavailable': __('This contact is unavailable'), 'xa': __('This contact is away for an extended period'), 'away': __('This contact is away') }; const LABEL_CONTACTS = __('Contacts'); const LABEL_GROUPS = __('Groups'); const HEADER_CURRENT_CONTACTS = __('My contacts'); const HEADER_PENDING_CONTACTS = __('Pending contacts'); const HEADER_REQUESTING_CONTACTS = __('Contact requests'); const HEADER_UNGROUPED = __('Ungrouped'); const HEADER_WEIGHTS = {}; HEADER_WEIGHTS[HEADER_REQUESTING_CONTACTS] = 0; HEADER_WEIGHTS[HEADER_CURRENT_CONTACTS] = 1; HEADER_WEIGHTS[HEADER_UNGROUPED] = 2; HEADER_WEIGHTS[HEADER_PENDING_CONTACTS] = 3; _converse.RosterGroupsComparator = function (a, b) { /* Groups are sorted alphabetically, ignoring case. * However, Ungrouped, Requesting Contacts and Pending Contacts * appear last and in that order. */ a = a.get('name'); b = b.get('name'); const special_groups = _.keys(HEADER_WEIGHTS); const a_is_special = _.includes(special_groups, a); const b_is_special = _.includes(special_groups, b); if (!a_is_special && !b_is_special ) { return a.toLowerCase() < b.toLowerCase() ? -1 : (a.toLowerCase() > b.toLowerCase() ? 1 : 0); } else if (a_is_special && b_is_special) { return HEADER_WEIGHTS[a] < HEADER_WEIGHTS[b] ? -1 : (HEADER_WEIGHTS[a] > HEADER_WEIGHTS[b] ? 1 : 0); } else if (!a_is_special && b_is_special) { return (b === HEADER_REQUESTING_CONTACTS) ? 1 : -1; } else if (a_is_special && !b_is_special) { return (a === HEADER_REQUESTING_CONTACTS) ? -1 : 1; } }; _converse.RosterFilter = Backbone.Model.extend({ initialize () { this.set({ 'filter_text': '', 'filter_type': 'contacts', 'chat_state': '' }); }, }); _converse.RosterFilterView = Backbone.VDOMView.extend({ tagName: 'span', events: { "keydown .roster-filter": "liveFilter", "submit form.roster-filter-form": "submitFilter", "click .onX": "clearFilter", "mousemove .x": "toggleX", "change .filter-type": "changeTypeFilter", "change .state-type": "changeChatStateFilter" }, initialize () { this.model.on('change:filter_type', this.render, this); this.model.on('change:filter_text', this.renderClearButton, this); }, toHTML () { return tpl_roster_filter( _.extend(this.model.toJSON(), { visible: this.shouldBeVisible(), placeholder: __('Filter'), label_contacts: LABEL_CONTACTS, label_groups: LABEL_GROUPS, label_state: __('State'), label_any: __('Any'), label_unread_messages: __('Unread'), label_online: __('Online'), label_chatty: __('Chatty'), label_busy: __('Busy'), label_away: __('Away'), label_xa: __('Extended Away'), label_offline: __('Offline') })); }, afterRender () { this.renderClearButton(); }, renderClearButton () { const roster_filter = this.el.querySelector('.roster-filter'); if (_.isNull(roster_filter)) { return; } roster_filter.classList[this.tog(roster_filter.value)]('x'); }, tog (v) { return v?'add':'remove'; }, toggleX (ev) { if (ev && ev.preventDefault) { ev.preventDefault(); } const el = ev.target; el.classList[this.tog(el.offsetWidth-18 < ev.clientX-el.getBoundingClientRect().left)]('onX'); }, changeChatStateFilter (ev) { if (ev && ev.preventDefault) { ev.preventDefault(); } this.model.save({ 'chat_state': this.el.querySelector('.state-type').value }); }, changeTypeFilter (ev) { if (ev && ev.preventDefault) { ev.preventDefault(); } const type = ev.target.value; if (type === 'state') { this.model.save({ 'filter_type': type, 'chat_state': this.el.querySelector('.state-type').value }); } else { this.model.save({ 'filter_type': type, 'filter_text': this.el.querySelector('.roster-filter').value }); } }, liveFilter: _.debounce(function (ev) { this.model.save({ 'filter_type': this.el.querySelector('.filter-type').value, 'filter_text': this.el.querySelector('.roster-filter').value }); }, 250), submitFilter (ev) { if (ev && ev.preventDefault) { ev.preventDefault(); } this.liveFilter(); this.render(); }, isActive () { /* Returns true if the filter is enabled (i.e. if the user * has added values to the filter). */ if (this.model.get('filter_type') === 'state' || this.model.get('filter_text')) { return true; } return false; }, shouldBeVisible () { return _converse.roster.length >= 7 || this.isActive(); }, showOrHide () { if (this.shouldBeVisible) { this.show(); } else { this.hide(); } }, show () { if (u.isVisible(this.el)) { return this; } this.el.classList.add('fade-in'); this.el.classList.remove('hidden'); return this; }, hide () { if (!u.isVisible(this.el)) { return this; } this.model.save({ 'filter_text': '', 'chat_state': '' }); this.el.classList.add('hidden'); return this; }, clearFilter (ev) { if (ev && ev.preventDefault) { ev.preventDefault(); ev.target.classList.remove('x'); ev.target.classList.remove('onX'); ev.target.value = ''; } this.model.save({'filter_text': ''}); } }); _converse.RosterView = Backbone.Overview.extend({ tagName: 'div', id: 'converse-roster', initialize () { _converse.roster.on("add", this.onContactAdded, this); _converse.roster.on('change', this.onContactChange, this); _converse.roster.on("destroy", this.update, this); _converse.roster.on("remove", this.update, this); this.model.on("add", this.onGroupAdded, this); this.model.on("reset", this.reset, this); _converse.on('rosterGroupsFetched', this.positionFetchedGroups, this); _converse.on('rosterContactsFetched', () => { _converse.roster.each(this.onContactAdded.bind(this)); this.update(); }); this.createRosterFilter(); }, render () { this.el.innerHTML = ""; this.el.appendChild(this.filter_view.render().el); this.renderRoster(); if (!_converse.allow_contact_requests) { // XXX: if we ever support live editing of config then // we'll need to be able to remove this class on the fly. this.el.classList.add('no-contact-requests'); } return this; }, renderRoster () { const div = document.createElement('div'); div.insertAdjacentHTML('beforeend', tpl_roster()); this.roster_el = div.firstChild; this.el.insertAdjacentElement('beforeend', this.roster_el); }, createRosterFilter () { // Create a model on which we can store filter properties const model = new _converse.RosterFilter(); model.id = b64_sha1(`_converse.rosterfilter${_converse.bare_jid}`); model.browserStorage = new Backbone.BrowserStorage.local(this.filter.id); this.filter_view = new _converse.RosterFilterView({'model': model}); this.filter_view.model.on('change', this.updateFilter, this); this.filter_view.model.fetch(); }, updateFilter: _.debounce(function () { /* Filter the roster again. * Called whenever the filter settings have been changed or * when contacts have been added, removed or changed. * * Debounced so that it doesn't get called for every * contact fetched from browser storage. */ const type = this.filter_view.model.get('filter_type'); if (type === 'state') { this.filter(this.filter_view.model.get('chat_state'), type); } else { this.filter(this.filter_view.model.get('filter_text'), type); } }, 100), update: _.debounce(function () { if (!u.isVisible(this.roster_el)) { u.showElement(this.roster_el); } return this.showHideFilter(); }, _converse.animate ? 100 : 0), showHideFilter () { if (!u.isVisible(this.el)) { return; } this.filter_view.showOrHide(); return this; }, filter (query, type) { // First we make sure the filter is restored to its // original state _.each(this.getAll(), function (view) { if (view.model.contacts.length > 0) { view.show().filter(''); } }); // Now we can filter query = query.toLowerCase(); if (type === 'groups') { _.each(this.getAll(), function (view, idx) { if (!_.includes(view.model.get('name').toLowerCase(), query.toLowerCase())) { u.slideIn(view.el); } else if (view.model.contacts.length > 0) { u.slideOut(view.el); } }); } else { _.each(this.getAll(), function (view) { view.filter(query, type); }); } }, reset () { _converse.roster.reset(); this.removeAll(); this.render().update(); return this; }, onGroupAdded (group) { const view = new _converse.RosterGroupView({model: group}); this.add(group.get('name'), view); this.positionGroup(group); }, onContactAdded (contact) { this.addRosterContact(contact).update(); this.updateFilter(); }, onContactChange (contact) { this.updateChatBox(contact).update(); if (_.has(contact.changed, 'subscription')) { if (contact.changed.subscription === 'from') { this.addContactToGroup(contact, HEADER_PENDING_CONTACTS); } else if (_.includes(['both', 'to'], contact.get('subscription'))) { this.addExistingContact(contact); } } if (_.has(contact.changed, 'ask') && contact.changed.ask === 'subscribe') { this.addContactToGroup(contact, HEADER_PENDING_CONTACTS); } if (_.has(contact.changed, 'subscription') && contact.changed.requesting === 'true') { this.addContactToGroup(contact, HEADER_REQUESTING_CONTACTS); } this.updateFilter(); }, updateChatBox (contact) { const chatbox = _converse.chatboxes.get(contact.get('jid')), changes = {}; if (!chatbox) { return this; } if (_.has(contact.changed, 'chat_status')) { changes.chat_status = contact.get('chat_status'); } if (_.has(contact.changed, 'status')) { changes.status = contact.get('status'); } chatbox.save(changes); return this; }, positionFetchedGroups () { /* Instead of throwing an add event for each group * fetched, we wait until they're all fetched and then * we position them. * Works around the problem of positionGroup not * working when all groups besides the one being * positioned aren't already in inserted into the * roster DOM element. */ this.model.sort(); this.model.each(this.onGroupAdded.bind(this)); }, positionGroup (group) { /* Place the group's DOM element in the correct alphabetical * position amongst the other groups in the roster. * * NOTE: relies on the assumption that it will be called in * the right order of appearance of groups. */ const view = this.get(group.get('name')); view.render(); const list = this.roster_el, index = this.model.indexOf(view.model); if (index === 0) { list.insertAdjacentElement('afterbegin', view.el); } else if (index === (this.model.length-1)) { list.insertAdjacentElement('beforeend', view.el); } else { const neighbour_el = list.querySelector('div:nth-child('+index+')'); neighbour_el.insertAdjacentElement('afterend', view.el); } return this; }, getGroup (name) { /* Returns the group as specified by name. * Creates the group if it doesn't exist. */ const view = this.get(name); if (view) { return view.model; } return this.model.create({name, id: b64_sha1(name)}); }, addContactToGroup (contact, name) { this.getGroup(name).contacts.add(contact); }, addExistingContact (contact) { let groups; if (_converse.roster_groups) { groups = contact.get('groups'); if (groups.length === 0) { groups = [HEADER_UNGROUPED]; } } else { groups = [HEADER_CURRENT_CONTACTS]; } _.each(groups, _.bind(this.addContactToGroup, this, contact)); }, addRosterContact (contact) { if (contact.get('subscription') === 'both' || contact.get('subscription') === 'to') { this.addExistingContact(contact); } else { if ((contact.get('ask') === 'subscribe') || (contact.get('subscription') === 'from')) { this.addContactToGroup(contact, HEADER_PENDING_CONTACTS); } else if (contact.get('requesting') === true) { this.addContactToGroup(contact, HEADER_REQUESTING_CONTACTS); } } return this; } }); _converse.RosterContactView = Backbone.View.extend({ tagName: 'li', className: 'hidden', events: { "click .accept-xmpp-request": "acceptRequest", "click .decline-xmpp-request": "declineRequest", "click .open-chat": "openChat", "click .remove-xmpp-contact": "removeContact" }, initialize () { this.model.on("change", this.render, this); this.model.on("remove", this.remove, this); this.model.on("destroy", this.remove, this); this.model.on("open", this.openChat, this); }, render () { const that = this; if (!this.mayBeShown()) { u.hideElement(this.el); return this; } const item = this.model, ask = item.get('ask'), chat_status = item.get('chat_status'), requesting = item.get('requesting'), subscription = item.get('subscription'); const classes_to_remove = [ 'current-xmpp-contact', 'pending-xmpp-contact', 'requesting-xmpp-contact' ].concat(_.keys(STATUSES)); _.each(classes_to_remove, function (cls) { if (_.includes(that.el.className, cls)) { that.el.classList.remove(cls); } }); this.el.classList.add(chat_status); this.el.setAttribute('data-status', chat_status); if ((ask === 'subscribe') || (subscription === 'from')) { /* ask === 'subscribe' * Means we have asked to subscribe to them. * * subscription === 'from' * They are subscribed to use, but not vice versa. * We assume that there is a pending subscription * from us to them (otherwise we're in a state not * supported by converse.js). * * So in both cases the user is a "pending" contact. */ this.el.classList.add('pending-xmpp-contact'); this.el.innerHTML = tpl_pending_contact( _.extend(item.toJSON(), { 'desc_remove': __('Click to remove %1$s as a contact', item.get('fullname')), 'allow_chat_pending_contacts': _converse.allow_chat_pending_contacts }) ); } else if (requesting === true) { this.el.classList.add('requesting-xmpp-contact'); this.el.innerHTML = tpl_requesting_contact( _.extend(item.toJSON(), { 'desc_accept': __("Click to accept the contact request from %1$s", item.get('fullname')), 'desc_decline': __("Click to decline the contact request from %1$s", item.get('fullname')), 'allow_chat_pending_contacts': _converse.allow_chat_pending_contacts }) ); } else if (subscription === 'both' || subscription === 'to') { this.el.classList.add('current-xmpp-contact'); this.el.classList.remove(_.without(['both', 'to'], subscription)[0]); this.el.classList.add(subscription); this.renderRosterItem(item); } return this; }, renderRosterItem (item) { this.el.innerHTML = tpl_roster_item( _.extend(item.toJSON(), { 'desc_status': STATUSES[item.get('chat_status')||'offline'], 'desc_chat': __('Click to chat with this contact'), 'desc_remove': __('Click to remove %1$s as a contact', item.get('fullname')), 'title_fullname': __('Name'), 'allow_contact_removal': _converse.allow_contact_removal, 'num_unread': item.get('num_unread') || 0 }) ); return this; }, mayBeShown () { /* Return a boolean indicating whether this contact should * generally be visible in the roster. * * It doesn't check for the more specific case of whether * the group it's in is collapsed. */ const chatStatus = this.model.get('chat_status'); if ((_converse.show_only_online_users && chatStatus !== 'online') || (_converse.hide_offline_users && chatStatus === 'offline')) { // If pending or requesting, show if ((this.model.get('ask') === 'subscribe') || (this.model.get('subscription') === 'from') || (this.model.get('requesting') === true)) { return true; } return false; } return true; }, openChat (ev) { if (ev && ev.preventDefault) { ev.preventDefault(); } return _converse.chatboxviews.showChat(this.model.attributes, true); }, removeContact (ev) { if (ev && ev.preventDefault) { ev.preventDefault(); } if (!_converse.allow_contact_removal) { return; } const result = confirm(__("Are you sure you want to remove this contact?")); if (result === true) { const iq = $iq({type: 'set'}) .c('query', {xmlns: Strophe.NS.ROSTER}) .c('item', {jid: this.model.get('jid'), subscription: "remove"}); _converse.connection.sendIQ(iq, (iq) => { this.model.destroy(); this.remove(); }, function (err) { alert(__('Sorry, there was an error while trying to remove %1$s as a contact.', name)); _converse.log(err, Strophe.LogLevel.ERROR); } ); } }, acceptRequest (ev) { if (ev && ev.preventDefault) { ev.preventDefault(); } _converse.roster.sendContactAddIQ( this.model.get('jid'), this.model.get('fullname'), [], () => { this.model.authorize().subscribe(); } ); }, declineRequest (ev) { if (ev && ev.preventDefault) { ev.preventDefault(); } const result = confirm(__("Are you sure you want to decline this contact request?")); if (result === true) { this.model.unauthorize().destroy(); } return this; } }); _converse.RosterGroupView = Backbone.Overview.extend({ tagName: 'div', className: 'roster-group', events: { "click a.group-toggle": "toggle" }, initialize () { this.sortEventually = _.debounce(this.sortAndPositionAll, 500); this.model.contacts.on("add", this.onContactAdded, this); this.model.contacts.on("change:subscription", this.onContactSubscriptionChange, this); this.model.contacts.on("change:requesting", this.onContactRequestChange, this); this.model.contacts.on("change:chat_status", this.sortEventually, this); this.model.contacts.on("destroy", this.onRemove, this); this.model.contacts.on("remove", this.onRemove, this); _converse.roster.on('change:groups', this.onContactGroupChange, this); }, render () { this.el.setAttribute('data-group', this.model.get('name')); this.el.innerHTML = tpl_group_header({ 'label_group': this.model.get('name'), 'desc_group_toggle': this.model.get('description'), 'toggle_state': this.model.get('state'), '_converse': _converse }); this.contacts_el = this.el.querySelector('.roster-group-contacts'); return this; }, createContactView (contact) { const contact_view = new _converse.RosterContactView({model: contact}); this.add(contact.get('id'), contact_view); contact_view.render(); return contact_view; }, onContactAdded (contact) { const contact_view = this.positionContact(contact); if (contact_view.mayBeShown()) { if (this.model.get('state') === _converse.CLOSED) { u.hideElement(contact_view.el); u.showElement(this.el); } else { u.showElement(contact_view.el); u.showElement(this.el); } } }, positionContact (contact) { /* Place the contact's DOM element in the correct alphabetical * position amongst the other contacts in this group. */ const view = this.get(contact.get('id')) || this.createContactView(contact); const list = this.contacts_el; const index = this.model.contacts.indexOf(contact); if (index === 0) { list.insertAdjacentElement('afterbegin', view.el); } else if (index === (this.model.contacts.length-1)) { list.insertAdjacentElement('beforeend', view.el); } else { const neighbour_el = list.querySelector('li:nth-child('+index+')'); neighbour_el.insertAdjacentElement('afterend', view.el); } return view; }, sortAndPositionAll () { this.model.contacts.sort(); this.model.contacts.each(this.positionContact.bind(this)); }, show () { u.showElement(this.el); _.each(this.getAll(), (contact_view) => { if (contact_view.mayBeShown() && this.model.get('state') === _converse.OPENED) { u.showElement(contact_view.el); } }); return this; }, collapse () { return u.slideIn(this.contacts_el); }, filterOutContacts (contacts=[]) { /* Given a list of contacts, make sure they're filtered out * (aka hidden) and that all other contacts are visible. * * If all contacts are hidden, then also hide the group * title. */ let shown = 0; const all_contact_views = this.getAll(); _.each(this.model.contacts.models, (contact) => { const contact_view = this.get(contact.get('id')); if (_.includes(contacts, contact)) { u.hideElement(contact_view.el); } else if (contact_view.mayBeShown()) { u.showElement(contact_view.el); shown += 1; } }); if (shown) { u.showElement(this.el); } else { u.hideElement(this.el); } }, getFilterMatches (q, type) { /* Given the filter query "q" and the filter type "type", * return a list of contacts that need to be filtered out. */ if (q.length === 0) { return []; } let matches; q = q.toLowerCase(); if (type === 'state') { if (this.model.get('name') === HEADER_REQUESTING_CONTACTS) { // When filtering by chat state, we still want to // show requesting contacts, even though they don't // have the state in question. matches = this.model.contacts.filter( (contact) => u.contains.not('chat_status', q)(contact) && !contact.get('requesting') ); } else if (q === 'unread_messages') { matches = this.model.contacts.filter({'num_unread': 0}); } else { matches = this.model.contacts.filter( u.contains.not('chat_status', q) ); } } else { matches = this.model.contacts.filter( u.contains.not('fullname', q) ); } return matches; }, filter (q, type) { /* Filter the group's contacts based on the query "q". * The query is matched against the contact's full name. * If all contacts are filtered out (i.e. hidden), then the * group must be filtered out as well. */ this.filterOutContacts(this.getFilterMatches(q, type)); }, toggle (ev) { if (ev && ev.preventDefault) { ev.preventDefault(); } if (_.includes(ev.target.classList, "icon-opened")) { this.model.save({state: _converse.CLOSED}); this.collapse().then(() => { ev.target.classList.remove("icon-opened"); ev.target.classList.add("icon-closed"); }); } else { ev.target.classList.remove("icon-closed"); ev.target.classList.add("icon-opened"); this.model.save({state: _converse.OPENED}); this.filter( _converse.rosterview.el.querySelector('.roster-filter').value, _converse.rosterview.el.querySelector('.filter-type').value ); u.showElement(this.el); u.slideOut(this.contacts_el); } }, onContactGroupChange (contact) { const in_this_group = _.includes(contact.get('groups'), this.model.get('name')); const cid = contact.get('id'); const in_this_overview = !this.get(cid); if (in_this_group && !in_this_overview) { this.model.contacts.remove(cid); } else if (!in_this_group && in_this_overview) { this.onContactAdded(contact); } }, onContactSubscriptionChange (contact) { if ((this.model.get('name') === HEADER_PENDING_CONTACTS) && contact.get('subscription') !== 'from') { this.model.contacts.remove(contact.get('id')); } }, onContactRequestChange (contact) { if ((this.model.get('name') === HEADER_REQUESTING_CONTACTS) && !contact.get('requesting')) { /* We suppress events, otherwise the remove event will * also cause the contact's view to be removed from the * "Pending Contacts" group. */ this.model.contacts.remove(contact.get('id'), {'silent': true}); // Since we suppress events, we make sure the view and // contact are removed from this group. this.get(contact.get('id')).remove(); this.onRemove(contact); } }, onRemove (contact) { this.remove(contact.get('id')); if (this.model.contacts.length === 0) { u.hideElement(this.el); } } }); /* -------- Event Handlers ----------- */ const onChatBoxMaximized = function (chatboxview) { /* When a chat box gets maximized, the num_unread counter needs * to be cleared, but if chatbox is scrolled up, then num_unread should not be cleared. */ const chatbox = chatboxview.model; if (chatbox.get('type') !== 'chatroom') { const contact = _.head(_converse.roster.where({'jid': chatbox.get('jid')})); if (!_.isUndefined(contact) && !chatbox.isScrolledUp()) { contact.save({'num_unread': 0}); } } }; const onMessageReceived = function (data) { /* Given a newly received message, update the unread counter on * the relevant roster contact. */ const { chatbox } = data; if (_.isUndefined(chatbox)) { return; } if (_.isNull(data.stanza.querySelector('body'))) { return; // The message has no text } if (chatbox.get('type') !== 'chatroom' && u.isNewMessage(data.stanza) && chatbox.newMessageWillBeHidden()) { const contact = _.head(_converse.roster.where({'jid': chatbox.get('jid')})); if (!_.isUndefined(contact)) { contact.save({'num_unread': contact.get('num_unread') + 1}); } } }; const onChatBoxScrolledDown = function (data) { const { chatbox } = data; if (_.isUndefined(chatbox)) { return; } const contact = _.head(_converse.roster.where({'jid': chatbox.get('jid')})); if (!_.isUndefined(contact)) { contact.save({'num_unread': 0}); } }; const initRoster = function () { /* Create an instance of RosterView once the RosterGroups * collection has been created (in converse-core.js) */ _converse.rosterview = new _converse.RosterView({ 'model': _converse.rostergroups }); _converse.rosterview.render(); _converse.emit('rosterViewInitialized'); }; _converse.api.listen.on('rosterInitialized', initRoster); _converse.api.listen.on('rosterReadyAfterReconnection', initRoster); _converse.api.listen.on('message', onMessageReceived); _converse.api.listen.on('chatBoxMaximized', onChatBoxMaximized); _converse.api.listen.on('chatBoxScrolledDown', onChatBoxScrolledDown); } }); }));