zulip/static/js/subs.js

905 lines
33 KiB
JavaScript

var subs = (function () {
var exports = {};
var next_sub_id = 0;
function get_color() {
var used_colors = stream_data.get_colors();
var color = stream_color.pick_color(used_colors);
return color;
}
exports.update_all_messages_link = function () {
// Show or hide the "All messages" link, depending on whether
// the user has any subscriptions hidden from home view.
var all_messages = $("#global_filters [data-name='all']")[0];
if (stream_data.all_subscribed_streams_are_in_home_view()) {
$(all_messages).addClass('hidden-filter');
} else {
$(all_messages).removeClass('hidden-filter');
}
};
function should_list_all_streams() {
return page_params.domain !== 'mit.edu';
}
exports.stream_id = function (stream_name) {
var sub = stream_data.get_sub(stream_name);
if (sub === undefined) {
blueslip.error("Tried to get subs.stream_id for a stream user is not subscribed to!");
return 0;
}
return parseInt(sub.id, 10);
};
function set_stream_property(stream_name, property, value) {
$.ajax({
type: 'POST',
url: '/json/subscriptions/property',
dataType: 'json',
data: {
"property": property,
"stream_name": stream_name,
"value": value
},
timeout: 10*1000
});
}
function stream_home_view_clicked(e) {
var sub_row = $(e.target).closest('.subscription_row');
var stream = sub_row.find('.subscription_name').text();
subs.toggle_home(stream);
}
function update_in_home_view(sub, value) {
if (sub.in_home_view === value) {
return;
}
sub.in_home_view = value;
setTimeout(function () {
var scroll_offset, saved_ypos;
// Save our current scroll position
if (ui.home_tab_obscured()) {
saved_ypos = window.scrollY;
} else if (home_msg_list === current_msg_list) {
scroll_offset = current_msg_list.selected_row().offset().top - viewport.scrollTop();
}
home_msg_list.clear({clear_selected_id: false});
// Recreate the home_msg_list with the newly filtered all_msg_list
add_messages(all_msg_list.all(), home_msg_list);
// Ensure we're still at the same scroll position
if (ui.home_tab_obscured()) {
window.scrollTo(0, saved_ypos);
} else if (home_msg_list === current_msg_list) {
// We pass use_closest to handle the case where the
// currently selected message is being hidden from the
// home view
home_msg_list.select_id(home_msg_list.selected_id(),
{use_closest: true});
if (current_msg_list.selected_id() !== -1) {
viewport.scrollTop(current_msg_list.selected_row().offset().top - scroll_offset);
}
}
// In case we added messages to what's visible in the home view, we need to re-scroll to make
// sure the pointer is still visible. We don't want the auto-scroll handler to move our pointer
// to the old scroll location before we have a chance to update it.
recenter_pointer_on_display = true;
suppress_scroll_pointer_update = true;
if (! home_msg_list.empty()) {
process_loaded_for_unread(home_msg_list.all());
}
}, 0);
exports.update_all_messages_link();
stream_list.set_in_home_view(sub.name, sub.in_home_view);
var in_home_view_checkbox = $("#subscription_" + sub.id + " #sub_setting_in_home_view .sub_setting_control");
in_home_view_checkbox.attr('checked', value);
}
exports.toggle_home = function (stream_name) {
var sub = stream_data.get_sub(stream_name);
update_in_home_view(sub, ! sub.in_home_view);
set_stream_property(stream_name, 'in_home_view', sub.in_home_view);
};
function update_stream_notifications(sub, value) {
var in_home_view_checkbox = $("#subscription_" + sub.id + " #sub_setting_notifications .sub_setting_control");
in_home_view_checkbox.attr('checked', value);
sub.notifications = value;
}
function update_stream_name(sub, new_name) {
// Rename the stream internally.
var old_name = sub.name;
stream_data.delete_sub(old_name);
sub.name = new_name;
stream_data.add_sub(new_name, sub);
// Update the stream sidebar.
exports.reload_subscriptions({clear_first: true});
// Update the message feed.
_.each([home_msg_list, current_msg_list, all_msg_list], function (list) {
list.change_display_recipient(old_name, new_name);
});
}
function stream_notifications_clicked(e) {
var sub_row = $(e.target).closest('.subscription_row');
var stream = sub_row.find('.subscription_name').text();
var sub = stream_data.get_sub(stream);
sub.notifications = ! sub.notifications;
set_stream_property(stream, 'notifications', sub.notifications);
}
exports.set_color = function (stream_name, color) {
var sub = stream_data.get_sub(stream_name);
stream_color.update_stream_color(sub, stream_name, color, {update_historical: true});
set_stream_property(stream_name, 'color', color);
};
function create_sub(stream_name, attrs) {
var sub = stream_data.get_sub(stream_name);
if (sub !== undefined) {
// We've already created this subscription, no need to continue.
return sub;
}
sub = _.defaults({}, attrs, {
name: stream_name,
id: next_sub_id++,
render_subscribers: page_params.domain !== 'mit.edu' || attrs.invite_only === true,
subscribed: true,
in_home_view: true,
invite_only: false,
notifications: false
});
// Convert the subscribers list from an array (as passed in the JSON)
// to a set (Dict), as we use internally.
// Note that we can only track the subscriber list if we ourselves are
// subscribed, so if it's undefined we default to an empty list here.
sub.subscribers = Dict.from_array(sub.subscribers || []);
if (!sub.color) {
sub.color = get_color();
}
stream_data.add_sub(stream_name, sub);
$(document).trigger($.Event('sub_obj_created.zulip', {sub: sub}));
return sub;
}
function button_for_sub(sub) {
var id = parseInt(sub.id, 10);
return $("#subscription_" + id + " .sub_unsub_button");
}
function settings_for_sub(sub) {
var id = parseInt(sub.id, 10);
return $("#subscription_settings_" + id);
}
exports.show_settings_for = function (stream_name) {
settings_for_sub(stream_data.get_sub(stream_name)).collapse('show');
};
function add_email_hint(row) {
// Add a popover explaining stream e-mail addresses on hover.
var hint_id = "#email-address-hint-" + row.id;
var email_address_hint = $(hint_id);
email_address_hint.popover({"placement": "bottom",
"title": "Email integration",
"content": templates.render('email_address_hint'),
"trigger": "manual"});
$("body").on("mouseover", hint_id, function (e) {
email_address_hint.popover('show');
e.stopPropagation();
});
$("body").on("mouseout", hint_id, function (e) {
email_address_hint.popover('hide');
e.stopPropagation();
});
}
function add_sub_to_table(sub) {
$('#create_stream_row').after(templates.render(
'subscription',
_.extend(sub, {'show_email_token': feature_flags.email_forwarding})));
settings_for_sub(sub).collapse('show');
add_email_hint(sub);
}
function format_member_list_elem(name, email) {
return name + (email ? ' <' + email + '>' : '');
}
function add_to_member_list(ul, name, email) {
$('<li>').prependTo(ul).text(format_member_list_elem(name, email));
}
function mark_subscribed(stream_name, attrs) {
var sub = stream_data.get_sub(stream_name);
if (sub === undefined) {
// Create a new stream.
sub = create_sub(stream_name, attrs);
add_sub_to_table(sub);
} else if (! sub.subscribed) {
// Add yourself to a stream we already know about client-side.
var color = get_color();
exports.set_color(stream_name, color);
sub.subscribed = true;
sub.subscribers = Dict.from_array(attrs.subscribers);
var settings = settings_for_sub(sub);
var button = button_for_sub(sub);
if (button.length !== 0) {
button.text("Unsubscribe").removeClass("btn-primary");
// Add the user to the member list if they're currently
// viewing the members of this stream
if (sub.render_subscribers && settings.hasClass('in')) {
var members = settings.find(".subscriber_list_container ul");
add_to_member_list(members, page_params.fullname, page_params.email);
}
} else {
add_sub_to_table(sub);
}
// Display the swatch and subscription settings
var sub_row = settings.closest('.subscription_row');
sub_row.find(".color_swatch").addClass('in');
sub_row.find(".regular_subscription_settings").collapse('show');
} else {
// Already subscribed
return;
}
if (current_msg_list.narrowed) {
current_msg_list.update_trailing_bookend();
}
// Update unread counts as the new stream in sidebar might
// need its unread counts re-calculated
process_loaded_for_unread(all_msg_list.all());
$(document).trigger($.Event('subscription_add_done.zulip', {sub: sub}));
}
function mark_unsubscribed(stream_name) {
var sub = stream_data.get_sub(stream_name);
if (sub === undefined) {
// We don't know about this stream
return;
} else if (sub.subscribed) {
stream_list.remove_narrow_filter(stream_name, 'stream');
sub.subscribed = false;
button_for_sub(sub).text("Subscribe").addClass("btn-primary");
var settings = settings_for_sub(sub);
if (settings.hasClass('in')) {
settings.collapse('hide');
}
// Hide the swatch and subscription settings
var sub_row = settings.closest('.subscription_row');
sub_row.find(".color_swatch").removeClass('in');
if (sub.render_subscribers) {
// TODO: having a completely empty settings div messes
// with Bootstrap's collapser. We currently just ensure
// that it's not empty on the MIT realm, even though it
// looks weird
sub_row.find(".regular_subscription_settings").collapse('hide');
}
} else {
// Already unsubscribed
return;
}
if (current_msg_list.narrowed) {
current_msg_list.update_trailing_bookend();
}
$(document).trigger($.Event('subscription_remove_done.zulip', {sub: sub}));
}
$(function () {
$(document).on('subscription_add.zulip', function (e) {
mark_subscribed(e.subscription.name, e.subscription);
});
$(document).on('subscription_remove.zulip', function (e) {
mark_unsubscribed(e.subscription.name);
});
$(document).on('peer_subscribe.zulip', function (e) {
stream_data.add_subscriber(e.subscription, e.user_email);
});
$(document).on('peer_unsubscribe.zulip', function (e) {
stream_data.remove_subscriber(e.subscription, e.user_email);
});
});
exports.receives_notifications = function (stream_name) {
var sub = stream_data.get_sub(stream_name);
if (sub === undefined) {
return false;
}
return sub.notifications;
};
function populate_subscriptions(subs, subscribed) {
var sub_rows = [];
subs.sort(function (a, b) {
return util.strcmp(a.name, b.name);
});
subs.forEach(function (elem) {
var stream_name = elem.name;
var sub = create_sub(stream_name, {color: elem.color, in_home_view: elem.in_home_view,
invite_only: elem.invite_only,
notifications: elem.notifications, subscribed: subscribed,
email_address: elem.email_address,
subscribers: elem.subscribers});
sub_rows.push(sub);
});
stream_list.sort_narrow_list();
return sub_rows;
}
exports.reload_subscriptions = function (opts) {
var on_success;
opts = _.defaults({}, opts, {clear_first: false, custom_callbacks: false});
if (! opts.custom_callbacks) {
on_success = function (data) {
if (data) {
populate_subscriptions(data.subscriptions, true);
}
};
}
if (opts.clear_first) {
stream_data.clear_subscriptions();
stream_list.remove_all_narrow_filters();
}
return $.ajax({
type: 'POST',
url: '/json/subscriptions/list',
dataType: 'json',
timeout: 10*1000,
success: on_success
});
};
exports.setup_page = function () {
util.make_loading_indicator($('#subs_page_loading_indicator'));
function populate_and_fill(data_for_streams, subscription_data) {
var all_streams = [];
var our_subs = [];
var sub_rows = [];
/* arguments are [ "success", statusText, jqXHR ] */
if (data_for_streams.length > 2 && data_for_streams[2]) {
var stream_response = JSON.parse(data_for_streams[2].responseText);
_.each(stream_response.streams, function (stream) {
all_streams.push(stream.name);
});
}
if (subscription_data.length > 2 && subscription_data[2]) {
var subs_response = JSON.parse(subscription_data[2].responseText);
our_subs = subs_response.subscriptions;
}
// All streams won't contain invite-only streams,
// or anything at all if should_list_all_streams() is false
_.each(our_subs, function (stream) {
if (_.indexOf(all_streams, stream.name) === -1) {
all_streams.push(stream.name);
}
});
populate_subscriptions(our_subs, true);
all_streams.forEach(function (stream) {
var sub = stream_data.get_sub(stream);
if (!sub) {
sub = create_sub(stream, {subscribed: false});
}
if (feature_flags.email_forwarding) {
sub = _.extend(sub, {'show_email_token': feature_flags.email_forwarding});
}
sub_rows.push(sub);
});
sub_rows.sort(function (streama, streamb) {
if (streama.subscribed && !streamb.subscribed) {
return -1;
} else if (streamb.subscribed && !streama.subscribed) {
return 1;
} else {
return util.strcmp(streama.name, streamb.name);
}
});
$('#subscriptions_table').empty();
var rendered = templates.render('subscription_table_body', {subscriptions: sub_rows});
$('#subscriptions_table').append(rendered);
_.each(sub_rows, function (row) {
add_email_hint(row);
});
util.destroy_loading_indicator($('#subs_page_loading_indicator'));
$(document).trigger($.Event('subs_page_loaded.zulip'));
}
function failed_listing(xhr, error) {
util.destroy_loading_indicator($('#subs_page_loading_indicator'));
ui.report_error("Error listing streams or subscriptions", xhr, $("#subscriptions-status"));
}
var requests = [];
if (should_list_all_streams()) {
// This query must go first to prevent a race when we are not
// listing all streams
var req = $.ajax({
type: 'POST',
url: '/json/get_public_streams',
dataType: 'json',
timeout: 10*1000
});
requests.push(req);
} else {
// Handing an object to $.when() means that it counts as a 'success' with the
// object delivered directly to the callback
requests.push({streams: []});
$('#create_stream_button').val("Subscribe");
}
requests.push(exports.reload_subscriptions({custom_callbacks: true}));
// Trigger finished callback when:
// * Both AJAX requests are finished, if we sent themm both
// * Just one AJAX is finished if should_list_all_streams() is false
$.when.apply(this, requests).then(populate_and_fill, failed_listing);
};
exports.update_subscription_properties = function (stream_name, property, value) {
var sub = stream_data.get_sub(stream_name);
switch(property) {
case 'color':
stream_color.update_stream_color(sub, stream_name, value, {update_historical: true});
break;
case 'in_home_view':
update_in_home_view(sub, value);
break;
case 'notifications':
update_stream_notifications(sub, value);
break;
case 'name':
update_stream_name(sub, value);
break;
default:
blueslip.warn("Unexpected subscription property type", {property: property,
value: value});
}
};
function ajaxSubscribe(stream) {
// Subscribe yourself to a single stream.
var true_stream_name;
return $.ajax({
type: "POST",
url: "/json/subscriptions/add",
dataType: 'json', // This seems to be ignored. We still get back an xhr.
data: {"subscriptions": JSON.stringify([{"name": stream}]) },
success: function (resp, statusText, xhr, form) {
$("#create_stream_name").val("");
var res = $.parseJSON(xhr.responseText);
if (!$.isEmptyObject(res.already_subscribed)) {
// Display the canonical stream capitalization.
true_stream_name = res.already_subscribed[page_params.email][0];
ui.report_success("Already subscribed to " + true_stream_name,
$("#subscriptions-status"));
}
// The rest of the work is done via the subscribe event we will get
},
error: function (xhr) {
ui.report_error("Error adding subscription", xhr, $("#subscriptions-status"));
$("#create_stream_name").focus();
}
});
}
function ajaxUnsubscribe(stream) {
$.ajax({
type: "POST",
url: "/json/subscriptions/remove",
dataType: 'json', // This seems to be ignored. We still get back an xhr.
data: {"subscriptions": JSON.stringify([stream]) },
success: function (resp, statusText, xhr, form) {
var name, res = $.parseJSON(xhr.responseText);
$("#subscriptions-status").hide();
// The rest of the work is done via the unsubscribe event we will get
},
error: function (xhr) {
ui.report_error("Error removing subscription", xhr, $("#subscriptions-status"));
$("#create_stream_name").focus();
}
});
}
function ajaxSubscribeForCreation(stream, principals, invite_only, announce) {
// Subscribe yourself and possible other people to a new stream.
return $.ajax({
type: "POST",
url: "/json/subscriptions/add",
dataType: 'json', // This seems to be ignored. We still get back an xhr.
data: {"subscriptions": JSON.stringify([{"name": stream}]),
"principals": JSON.stringify(principals),
"invite_only": JSON.stringify(invite_only),
"announce": JSON.stringify(announce)
},
success: function (data) {
$("#create_stream_name").val("");
$("#subscriptions-status").hide();
$('#stream-creation').modal("hide");
// The rest of the work is done via the subscribe event we will get
},
error: function (xhr) {
ui.report_error("Error creating stream", xhr, $("#subscriptions-status"));
$('#stream-creation').modal("hide");
}
});
}
function people_cmp(person1, person2) {
// Compares objects of the form used in people_list.
var name_cmp = util.strcmp(person1.full_name, person2.full_name);
if (name_cmp < 0) {
return -1;
} else if (name_cmp > 0) {
return 1;
}
return util.strcmp(person1.email, person2.email);
}
// Within the new stream modal...
function update_announce_stream_state() {
// If the stream is invite only, or everyone's added, disable
// the "Announce stream" option. Otherwise enable it.
var announce_stream_checkbox = $('#announce-new-stream input');
var disable_it = false;
var is_invite_only = $('input:radio[name=privacy]:checked').val() === 'invite-only';
if (is_invite_only) {
disable_it = true;
announce_stream_checkbox.prop('checked', false);
} else {
disable_it = $('#user-checkboxes input').length
=== $('#user-checkboxes input:checked').length;
}
announce_stream_checkbox.prop('disabled', disable_it);
}
function show_new_stream_modal() {
var people_minus_you_and_internal_users = [];
_.each(page_params.people_list, function (person) {
if (person.email !== page_params.email &&
(page_params.domain === "zulip.com" ||
person.email.split('@')[1] !== "zulip.com"
)
) {
people_minus_you_and_internal_users.push({"email": person.email,
"full_name": person.full_name});
}
});
$('#people_to_add').html(templates.render('new_stream_users', {
users: people_minus_you_and_internal_users.sort(people_cmp)
}));
// Make the options default to the same each time:
// public, "announce stream" on.
$('#make-invite-only input:radio[value=public]').prop('checked', true);
$('#announce-new-stream input').prop('disabled', false);
$('#announce-new-stream input').prop('checked', true);
$('#stream-creation').modal("show");
}
$(function () {
var i;
// Populate stream_info with data handed over to client-side template.
populate_subscriptions(page_params.stream_list, true);
populate_subscriptions(page_params.unsubbed_info, false);
$("#subscriptions_table").on("submit", "#add_new_subscription", function (e) {
e.preventDefault();
if (!should_list_all_streams()) {
ajaxSubscribe($("#create_stream_name").val());
return;
}
var stream = $.trim($("#create_stream_name").val());
var stream_status = compose.check_stream_existence(stream);
if (stream_status === "does-not-exist") {
$("#stream_name").text(stream);
show_new_stream_modal();
} else {
ajaxSubscribe(stream);
}
});
$('#stream_creation_form').on('change',
'#user-checkboxes input, #make-invite-only input',
update_announce_stream_state);
// 'Check all' and 'Uncheck all' links
$(document).on('click', '.subs_set_all_users', function (e) {
$('#people_to_add :checkbox').attr('checked', true);
e.preventDefault();
update_announce_stream_state();
});
$(document).on('click', '.subs_unset_all_users', function (e) {
$('#people_to_add :checkbox').attr('checked', false);
e.preventDefault();
update_announce_stream_state();
});
var announce_stream_docs = $("#announce-stream-docs");
announce_stream_docs.popover({"placement": "right",
"content": templates.render('announce_stream_docs'),
"trigger": "manual"});
$("body").on("mouseover", "#announce-stream-docs", function (e) {
announce_stream_docs.popover('show');
announce_stream_docs.data('popover').tip().css('z-index', 2000);
e.stopPropagation();
});
$("body").on("mouseout", "#announce-stream-docs", function (e) {
announce_stream_docs.popover('hide');
e.stopPropagation();
});
$("#stream_creation_form").on("submit", function (e) {
e.preventDefault();
var stream = $.trim($("#create_stream_name").val());
var principals = _.map(
$("#stream_creation_form input:checkbox[name=user]:checked"),
function (elem) {
return $(elem).val();
}
);
// You are always subscribed to streams you create.
principals.push(page_params.email);
ajaxSubscribeForCreation(stream,
principals,
$('#stream_creation_form input[name=privacy]:checked').val() === "invite-only",
$('#announce-new-stream input').prop('checked')
);
});
$("#subscriptions_table").on("click", ".sub_unsub_button", function (e) {
e.preventDefault();
e.stopPropagation();
var sub_row = $(e.target).closest('.subscription_row');
var stream_name = sub_row.find('.subscription_name').text();
var sub = stream_data.get_sub(stream_name);
if (sub.subscribed) {
ajaxUnsubscribe(stream_name);
} else {
ajaxSubscribe(stream_name);
}
});
$("#subscriptions_table").on("show", ".subscription_settings", function (e) {
var subrow = $(e.target).closest('.subscription_row');
var colorpicker = subrow.find('.colorpicker');
var color = stream_data.get_color(subrow.find('.subscription_name').text());
stream_color.set_colorpicker_color(colorpicker, color);
// To figure out the worst case for an expanded row's height, we do some math:
// .subscriber_list_container max-height,
// .subscriber_list_settings,
// .regular_subscription_settings
// .subscription_header line-height,
// .subscription_header padding
var expanded_row_size = 200 + 30 + 100 + 30 + 5;
var cover = subrow.position().top + expanded_row_size -
viewport.height() + $("#top_navbar").height() - viewport.scrollTop();
if (cover > 0) {
$('html, body').animate({
scrollTop: viewport.scrollTop() + cover + 5
});
}
});
$("#subscriptions_table").on("click", ".sub_setting_checkbox", function (e) {
var control = $(e.target).closest('.sub_setting_checkbox').find('.sub_setting_control');
// A hack. Don't change the state of the checkbox if we
// clicked on the checkbox itself.
if (control[0] !== e.target) {
control.prop("checked", ! control.prop("checked"));
}
});
$("#subscriptions_table").on("click", "#sub_setting_in_home_view", stream_home_view_clicked);
$("#subscriptions_table").on("click", "#sub_setting_notifications", stream_notifications_clicked);
$("#subscriptions_table").on("submit", ".subscriber_list_add form", function (e) {
e.preventDefault();
var sub_row = $(e.target).closest('.subscription_row');
var stream = sub_row.find('.subscription_name').text();
var text_box = sub_row.find('input[name="principal"]');
var principal = $.trim(text_box.val());
// TODO: clean up this error handling
var error_elem = sub_row.find('.subscriber_list_container .alert-error');
var warning_elem = sub_row.find('.subscriber_list_container .alert-warning');
var list = sub_row.find('.subscriber_list_container ul');
$.ajax({
type: "POST",
url: "/json/subscriptions/add",
dataType: 'json',
data: {"subscriptions": JSON.stringify([{"name": stream}]),
"principals": JSON.stringify([principal])},
success: function (data) {
text_box.val('');
if (data.subscribed.hasOwnProperty(principal)) {
error_elem.addClass("hide");
warning_elem.addClass("hide");
if (principal === page_params.email) {
// mark_subscribed adds the user to the member list
mark_subscribed(stream);
} else {
add_to_member_list(list, people_dict.get(principal).full_name, principal);
}
} else {
error_elem.addClass("hide");
warning_elem.removeClass("hide").text("User already subscribed");
}
},
error: function (xhr) {
warning_elem.addClass("hide");
error_elem.removeClass("hide").text("Could not add user to this stream");
}
});
});
$("#subscriptions_table").on("show", ".regular_subscription_settings", function (e) {
// We want 'show' events that originate from
// 'regular_subscription_settings' divs not to trigger the
// handler for the entire subscription_settings div
e.stopPropagation();
});
$("#subscriptions_table").on("show", ".subscription_settings", function (e) {
var sub_row = $(e.target).closest('.subscription_row');
var stream = sub_row.find('.subscription_name').text();
var warning_elem = sub_row.find('.subscriber_list_container .alert-warning');
var error_elem = sub_row.find('.subscriber_list_container .alert-error');
var list = sub_row.find('.subscriber_list_container ul');
var indicator_elem = sub_row.find('.subscriber_list_loading_indicator');
if (!stream_data.get_sub(stream).render_subscribers) {
return;
}
warning_elem.addClass('hide');
error_elem.addClass('hide');
list.empty();
util.make_loading_indicator(indicator_elem);
$.ajax({
type: "POST",
url: "/json/get_subscribers",
dataType: 'json', // This seems to be ignored. We still get back an xhr.
data: {stream: stream},
success: function (data) {
util.destroy_loading_indicator(indicator_elem);
var subscribers = _.map(data.subscribers, function (elem) {
var person = people_dict.get(elem);
if (person === undefined) {
return elem;
}
return format_member_list_elem(people_dict.get(elem).full_name, elem);
});
_.each(subscribers.sort().reverse(), function (elem) {
// add_to_member_list *prepends* the element,
// so we need to sort in reverse order for it to
// appear in alphabetical order.
add_to_member_list(list, elem);
});
},
error: function (xhr) {
util.destroy_loading_indicator(indicator_elem);
error_elem.removeClass("hide").text("Could not fetch subscriber list");
}
});
sub_row.find('input[name="principal"]').typeahead({
source: typeahead_helper.private_message_typeahead_list,
items: 4,
highlighter: function (item) {
var query = this.query;
return typeahead_helper.highlight_with_escaping(query, item);
},
matcher: function (item) {
var query = $.trim(this.query);
if (query === '') {
return false;
}
// Case-insensitive.
return (item.toLowerCase().indexOf(query.toLowerCase()) !== -1);
},
updater: function (item) {
return typeahead_helper.private_message_mapped[item].email;
}
});
});
// Change the down arrow to an up arrow on expansion, and back to a down
// arrow on collapse.
// FIXME: If there's a way, it may be better to do this in pure CSS.
$("#subscriptions_table").on("show", ".subscription_settings", function (e) {
var sub_arrow = $(e.target).closest('.subscription_row').find('.sub_arrow i');
sub_arrow.removeClass('icon-vector-chevron-down');
sub_arrow.addClass('icon-vector-chevron-up');
});
$("#subscriptions_table").on("hide", ".subscription_settings", function (e) {
var sub_arrow = $(e.target).closest('.subscription_row').find('.sub_arrow i');
sub_arrow.removeClass('icon-vector-chevron-up');
sub_arrow.addClass('icon-vector-chevron-down');
});
});
function focus_on_narrowed_stream() {
var stream_name = narrow.stream();
if (stream_name === undefined) {
return;
}
var sub = stream_data.get_sub(stream_name);
if (sub !== undefined) {
// This stream is in the list, so focus on it.
$('html, body').animate({
scrollTop: settings_for_sub(sub).offset().top
});
} else {
// This stream doesn't exist, so prep for creating it.
$("#create_stream_name").val(stream_name);
}
}
exports.show_and_focus_on_narrow = function () {
$("#gear-menu a[href='#subscriptions']").one('shown',
focus_on_narrowed_stream);
ui.change_tab_to("#subscriptions");
};
return exports;
}());
if (typeof module !== 'undefined') {
module.exports = subs;
}