xmpp.chapril.org-conversejs/src/converse-rosterview.js

961 lines
42 KiB
JavaScript

// Converse.js (A browser based XMPP chat client)
// http://conversejs.org
//
// Copyright (c) 2012-2017, Jan-Carel Brand <jc@opkode.com>
// Licensed under the Mozilla Public License (MPLv2)
//
/*global define */
(function (root, factory) {
define(["jquery.noconflict",
"converse-core",
"tpl!group_header",
"tpl!pending_contact",
"tpl!requesting_contact",
"tpl!roster",
"tpl!roster_filter",
"tpl!roster_item"
], 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, utils, Strophe, $iq, b64_sha1, sizzle, _ } = converse.env;
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,
});
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.View.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);
},
render () {
this.el.innerHTML = tpl_roster_filter(
_.extend(this.model.toJSON(), {
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')
}));
this.renderClearButton();
return this.$el;
},
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;
},
show () {
if (this.$el.is(':visible')) { return this; }
this.$el.show();
return this;
},
hide () {
if (!this.$el.is(':visible')) { return this; }
if (this.el.querySelector('.roster-filter').value.length > 0) {
// Don't hide if user is currently filtering.
return;
}
this.model.save({
'filter_text': '',
'chat_state': ''
});
this.$el.hide();
return this;
},
clearFilter (ev) {
if (ev && ev.preventDefault) {
ev.preventDefault();
$(ev.target).removeClass('x onX').val('');
}
this.model.save({
'filter_text': ''
});
}
});
_converse.RosterView = Backbone.Overview.extend({
tagName: 'div',
id: 'converse-roster',
initialize () {
_converse.roster.on("add", this.onContactAdd, this);
_converse.roster.on('change', this.onContactChange, this);
_converse.roster.on("destroy", this.update, this);
_converse.roster.on("remove", this.update, this);
this.model.on("add", this.onGroupAdd, this);
this.model.on("reset", this.reset, this);
_converse.on('rosterGroupsFetched', this.positionFetchedGroups, this);
_converse.on('rosterContactsFetched', this.update, this);
this.createRosterFilter();
},
render () {
this.renderRoster();
this.$el.html(this.filter_view.render());
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 () {
this.$roster = $(tpl_roster());
this.roster = this.$roster[0];
},
createRosterFilter () {
// Create a model on which we can store filter properties
const model = new _converse.RosterFilter();
model.id = b64_sha1(`_converse.rosterfilter${_converse.bare_jid}`);
model.browserStorage = new Backbone.BrowserStorage.local(this.filter.id);
this.filter_view = new _converse.RosterFilterView({'model': model});
this.filter_view.model.on('change', this.updateFilter, this);
this.filter_view.model.fetch();
},
updateFilter: _.debounce(function () {
/* Filter the roster again.
* Called whenever the filter settings have been changed or
* when contacts have been added, removed or changed.
*
* Debounced so that it doesn't get called for every
* contact fetched from browser storage.
*/
const type = this.filter_view.model.get('filter_type');
if (type === 'state') {
this.filter(this.filter_view.model.get('chat_state'), type);
} else {
this.filter(this.filter_view.model.get('filter_text'), type);
}
}, 100),
update: _.debounce(function () {
if (_.isNull(this.roster.parentElement)) {
this.$el.append(this.$roster.show());
}
return this.showHideFilter();
}, _converse.animate ? 100 : 0),
showHideFilter () {
if (!this.$el.is(':visible')) {
return;
}
if (_converse.roster.length >= 10) {
this.filter_view.show();
} else if (!this.filter_view.isActive()) {
this.filter_view.hide();
}
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())) {
view.hide();
} else if (view.model.contacts.length > 0) {
view.show();
}
});
} else {
_.each(this.getAll(), function (view) {
view.filter(query, type);
});
}
},
reset () {
_converse.roster.reset();
this.removeAll();
this.renderRoster();
this.render().update();
return this;
},
onGroupAdd (group) {
const view = new _converse.RosterGroupView({model: group});
this.add(group.get('name'), view.render());
this.positionGroup(view);
},
onContactAdd (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.
*/
const that = this;
this.model.sort();
this.model.each(function (group, idx) {
let view = that.get(group.get('name'));
if (!view) {
view = new _converse.RosterGroupView({model: group});
that.add(group.get('name'), view.render());
}
if (idx === 0) {
that.$roster.append(view.$el);
} else {
that.appendGroup(view);
}
});
},
positionGroup (view) {
/* Place the group's DOM element in the correct alphabetical
* position amongst the other groups in the roster.
*/
const $groups = this.$roster.find('.roster-group'),
index = $groups.length ? this.model.indexOf(view.model) : 0;
if (index === 0) {
this.$roster.prepend(view.$el);
} else if (index === (this.model.length-1)) {
this.appendGroup(view);
} else {
$($groups.eq(index)).before(view.$el);
}
return this;
},
appendGroup (view) {
/* Add the group at the bottom of the roster
*/
const $last = this.$roster.find('.roster-group').last();
const $siblings = $last.siblings('dd');
if ($siblings.length > 0) {
$siblings.last().after(view.$el);
} else {
$last.after(view.$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: 'dd',
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()) {
this.$el.hide();
return this;
}
const item = this.model,
ask = item.get('ask'),
chat_status = item.get('chat_status'),
requesting = item.get('requesting'),
subscription = item.get('subscription');
const classes_to_remove = [
'current-xmpp-contact',
'pending-xmpp-contact',
'requesting-xmpp-contact'
].concat(_.keys(STATUSES));
_.each(classes_to_remove,
function (cls) {
if (_.includes(that.el.className, cls)) {
that.el.classList.remove(cls);
}
});
this.$el.addClass(chat_status).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.$el.html(tpl_pending_contact(
_.extend(item.toJSON(), {
'desc_remove': __(___('Click to remove %1$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.$el.html(tpl_requesting_contact(
_.extend(item.toJSON(), {
'desc_accept': __(___("Click to accept the contact request from %1$s"), item.get('fullname')),
'desc_decline': __(___("Click to decline the contact request from %1$s"), item.get('fullname')),
'allow_chat_pending_contacts': _converse.allow_chat_pending_contacts
})
));
} else if (subscription === 'both' || subscription === 'to') {
this.el.classList.add('current-xmpp-contact');
this.el.classList.remove(_.without(['both', 'to'], subscription)[0]);
this.el.classList.add(subscription);
this.renderRosterItem(item);
}
return this;
},
renderRosterItem (item) {
const chat_status = item.get('chat_status');
this.$el.html(tpl_roster_item(
_.extend(item.toJSON(), {
'desc_status': STATUSES[chat_status||'offline'],
'desc_chat': __('Click to chat with this contact'),
'desc_remove': __(___('Click to remove %1$s as a contact'), item.get('fullname')),
'title_fullname': __('Name'),
'allow_contact_removal': _converse.allow_contact_removal,
'num_unread': item.get('num_unread') || 0
})
));
return this;
},
isGroupCollapsed () {
/* Check whether the group in which this contact appears is
* collapsed.
*/
// XXX: this sucks and is fragile.
// It's because I tried to do the "right thing"
// and use definition lists to represent roster groups.
// If roster group items were inside the group elements, we
// would simplify things by not having to check whether the
// group is collapsed or not.
const name = this.$el.prevAll('dt:first').data('group');
const group = _.head(_converse.rosterview.model.where({'name': name.toString()}));
if (group.get('state') === _converse.CLOSED) {
return true;
}
return false;
},
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 (see isGroupCollapsed).
*/
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 ${name} as a contact.`));
_converse.log(err, Strophe.LogLevel.ERROR);
}
);
}
},
acceptRequest (ev) {
if (ev && ev.preventDefault) { ev.preventDefault(); }
_converse.roster.sendContactAddIQ(
this.model.get('jid'),
this.model.get('fullname'),
[],
() => { this.model.authorize().subscribe(); }
);
},
declineRequest (ev) {
if (ev && ev.preventDefault) { ev.preventDefault(); }
const result = confirm(__("Are you sure you want to decline this contact request?"));
if (result === true) {
this.model.unauthorize().destroy();
}
return this;
}
});
_converse.RosterGroupView = Backbone.Overview.extend({
tagName: 'dt',
className: 'roster-group',
events: {
"click a.group-toggle": "toggle"
},
initialize () {
this.model.contacts.on("add", this.addContact, this);
this.model.contacts.on("change:subscription", this.onContactSubscriptionChange, this);
this.model.contacts.on("change:requesting", this.onContactRequestChange, this);
this.model.contacts.on("change:chat_status", function (contact) {
// This might be optimized by instead of first sorting,
// finding the correct position in positionContact
this.model.contacts.sort();
this.positionContact(contact).render();
}, this);
this.model.contacts.on("destroy", this.onRemove, this);
this.model.contacts.on("remove", this.onRemove, this);
_converse.roster.on('change:groups', this.onContactGroupChange, this);
},
render () {
this.el.setAttribute('data-group', this.model.get('name'));
const html = tpl_group_header({
label_group: this.model.get('name'),
desc_group_toggle: this.model.get('description'),
toggle_state: this.model.get('state')
});
this.el.innerHTML = html;
return this;
},
addContact (contact) {
let view = new _converse.RosterContactView({model: contact});
this.add(contact.get('id'), view);
view = this.positionContact(contact).render();
if (view.mayBeShown()) {
if (this.model.get('state') === _converse.CLOSED) {
if (view.$el[0].style.display !== "none") { view.$el.hide(); }
if (!this.$el.is(':visible')) { this.$el.show(); }
} else {
if (this.$el[0].style.display !== "block") { this.show(); }
}
}
},
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'));
const index = this.model.contacts.indexOf(contact);
view.$el.detach();
if (index === 0) {
this.$el.after(view.$el);
} else if (index === (this.model.contacts.length-1)) {
this.$el.nextUntil('dt').last().after(view.$el);
} else {
this.$el.nextUntil('dt').eq(index).before(view.$el);
}
return view;
},
show () {
this.$el.show();
_.each(this.getAll(), function (view) {
if (view.mayBeShown() && !view.isGroupCollapsed()) {
view.$el.show();
}
});
return this;
},
hide () {
this.$el.nextUntil('dt').addBack().hide();
},
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.
*/
let matches;
if (q.length === 0) {
if (this.model.get('state') === _converse.OPENED) {
this.model.contacts.each(
(item) => {
const view = this.get(item.get('id'));
if (view.mayBeShown() && !view.isGroupCollapsed()) {
view.$el.show();
}
}
);
}
this.showIfNecessary();
} else {
q = q.toLowerCase();
if (type === 'state') {
if (this.model.get('name') === HEADER_REQUESTING_CONTACTS) {
// When filtering by chat state, we still want to
// show requesting contacts, even though they don't
// have the state in question.
matches = this.model.contacts.filter(
(contact) => utils.contains.not('chat_status', q)(contact) && !contact.get('requesting')
);
} else if (q === 'unread_messages') {
matches = this.model.contacts.filter({'num_unread': 0});
} else {
matches = this.model.contacts.filter(
utils.contains.not('chat_status', q)
);
}
} else {
matches = this.model.contacts.filter(
utils.contains.not('fullname', q)
);
}
if (matches.length === this.model.contacts.length) {
// hide the whole group
this.hide();
} else {
_.each(matches, (item) => {
this.get(item.get('id')).$el.hide();
});
if (this.model.get('state') === _converse.OPENED) {
_.each(this.model.contacts.reject(
utils.contains.not('fullname', q)),
(item) => {
this.get(item.get('id')).$el.show();
});
}
this.showIfNecessary();
}
}
},
showIfNecessary () {
if (!this.$el.is(':visible') && this.model.contacts.length > 0) {
this.$el.show();
}
},
toggle (ev) {
if (ev && ev.preventDefault) { ev.preventDefault(); }
const $el = $(ev.target);
if ($el.hasClass("icon-opened")) {
this.$el.nextUntil('dt').slideUp();
this.model.save({state: _converse.CLOSED});
$el.removeClass("icon-opened").addClass("icon-closed");
} else {
$el.removeClass("icon-closed").addClass("icon-opened");
this.model.save({state: _converse.OPENED});
this.filter(
_converse.rosterview.$('.roster-filter').val() || '',
_converse.rosterview.$('.filter-type').val()
);
}
},
onContactGroupChange (contact) {
const in_this_group = _.includes(contact.get('groups'), this.model.get('name'));
const cid = contact.get('id');
const in_this_overview = !this.get(cid);
if (in_this_group && !in_this_overview) {
this.model.contacts.remove(cid);
} else if (!in_this_group && in_this_overview) {
this.addContact(contact);
}
},
onContactSubscriptionChange (contact) {
if ((this.model.get('name') === HEADER_PENDING_CONTACTS) && contact.get('subscription') !== 'from') {
this.model.contacts.remove(contact.get('id'));
}
},
onContactRequestChange (contact) {
if ((this.model.get('name') === HEADER_REQUESTING_CONTACTS) && !contact.get('requesting')) {
/* We suppress events, otherwise the remove event will
* also cause the contact's view to be removed from the
* "Pending Contacts" group.
*/
this.model.contacts.remove(contact.get('id'), {'silent': true});
// Since we suppress events, we make sure the view and
// contact are removed from this group.
this.get(contact.get('id')).remove();
this.onRemove(contact);
}
},
onRemove (contact) {
this.remove(contact.get('id'));
if (this.model.contacts.length === 0) {
this.$el.hide();
}
}
});
/* -------- 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' &&
utils.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.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);
}
});
}));