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	Move recenter_pointer_on_display, suppress_scroll_pointer_update, fast_forward_pointer, furthest_read, and server_furthest_read to a new pointer module in pointer.js.
		
			
				
	
	
		
			1148 lines
		
	
	
		
			43 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			1148 lines
		
	
	
		
			43 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
var subs = (function () {
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var exports = {};
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function add_admin_options(sub) {
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    return _.extend(sub, {
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        'is_admin': page_params.is_admin,
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        'can_make_public': page_params.is_admin && sub.invite_only && stream_data.is_subscribed(sub.name),
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        'can_make_private': page_params.is_admin && !sub.invite_only
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    });
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}
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function get_color() {
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    var used_colors = stream_data.get_colors();
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    var color = stream_color.pick_color(used_colors);
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    return color;
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}
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function selectText(element) {
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  var range, sel;
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    if (window.getSelection) {
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        sel = window.getSelection();
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        range = document.createRange();
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        range.selectNodeContents(element);
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        sel.removeAllRanges();
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        sel.addRange(range);
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    }
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    else if (document.body.createTextRange) {
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        range = document.body.createTextRange();
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        range.moveToElementText(element);
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        range.select();
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    }
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}
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function should_list_all_streams() {
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    return page_params.domain !== 'mit.edu';
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}
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exports.stream_id = function (stream_name) {
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    var sub = stream_data.get_sub(stream_name);
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    if (sub === undefined) {
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        blueslip.error("Tried to get subs.stream_id for a stream user is not subscribed to!");
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        return 0;
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    }
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    return parseInt(sub.stream_id, 10);
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};
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function set_stream_property(stream_name, property, value) {
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    var sub_data = {stream: stream_name, property: property, value: value};
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    return channel.post({
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        url:      '/json/subscriptions/property',
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        data: {"subscription_data": JSON.stringify([sub_data])},
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        timeout:  10*1000
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    });
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}
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function set_notification_setting_for_all_streams(notification_type, new_setting) {
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    _.each(stream_data.subscribed_subs(), function (sub) {
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        if (sub[notification_type] !== new_setting) {
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            set_stream_property(sub.name, notification_type, new_setting);
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        }
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    });
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}
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exports.set_all_stream_desktop_notifications_to = function (new_setting) {
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    set_notification_setting_for_all_streams("desktop_notifications", new_setting);
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};
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exports.set_all_stream_audible_notifications_to = function (new_setting) {
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    set_notification_setting_for_all_streams("audible_notifications", new_setting);
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};
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function stream_home_view_clicked(e) {
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    var sub_row = $(e.target).closest('.subscription_row');
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    var stream = sub_row.find('.subscription_name').text();
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    var sub = stream_data.get_sub(stream);
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    var notification_checkboxes = sub_row.find(".sub_notification_setting");
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    subs.toggle_home(stream);
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    if (sub.in_home_view) {
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        sub_row.find(".mute-note").addClass("hide-mute-note");
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        notification_checkboxes.removeClass("muted-sub");
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        notification_checkboxes.find("input[type='checkbox']").removeAttr("disabled");
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    } else {
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        sub_row.find(".mute-note").removeClass("hide-mute-note");
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        notification_checkboxes.addClass("muted-sub");
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        notification_checkboxes.find("input[type='checkbox']").attr("disabled", true);
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    }
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}
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function update_in_home_view(sub, value) {
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    sub.in_home_view = value;
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    setTimeout(function () {
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        var msg_offset, saved_ypos;
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        // Save our current scroll position
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        if (ui.home_tab_obscured()) {
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            saved_ypos = viewport.scrollTop();
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        } else if (home_msg_list === current_msg_list &&
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                   current_msg_list.selected_row().offset() !== null) {
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            msg_offset = current_msg_list.selected_row().offset().top;
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        }
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        home_msg_list.clear({clear_selected_id: false});
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        // Recreate the home_msg_list with the newly filtered all_msg_list
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        message_store.add_messages(all_msg_list.all(), home_msg_list);
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        // Ensure we're still at the same scroll position
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        if (ui.home_tab_obscured()) {
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            viewport.scrollTop(saved_ypos);
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        } else if (home_msg_list === current_msg_list) {
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            // We pass use_closest to handle the case where the
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            // currently selected message is being hidden from the
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            // home view
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            home_msg_list.select_id(home_msg_list.selected_id(),
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                                    {use_closest: true, empty_ok: true});
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            if (current_msg_list.selected_id() !== -1) {
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                viewport.set_message_offset(msg_offset);
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            }
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        }
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        // In case we added messages to what's visible in the home view, we need to re-scroll to make
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        // sure the pointer is still visible. We don't want the auto-scroll handler to move our pointer
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        // to the old scroll location before we have a chance to update it.
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        pointer.recenter_pointer_on_display = true;
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        pointer.suppress_scroll_pointer_update = true;
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        if (! home_msg_list.empty()) {
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            process_loaded_for_unread(home_msg_list.all());
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        }
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    }, 0);
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    stream_list.set_in_home_view(sub.name, sub.in_home_view);
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    var not_in_home_view_checkbox = $("#subscription_" + sub.stream_id + " #sub_setting_not_in_home_view .sub_setting_control");
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    not_in_home_view_checkbox.attr('checked', !value);
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}
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exports.toggle_home = function (stream_name) {
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    var sub = stream_data.get_sub(stream_name);
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    update_in_home_view(sub, ! sub.in_home_view);
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    set_stream_property(stream_name, 'in_home_view', sub.in_home_view);
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};
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function update_stream_desktop_notifications(sub, value) {
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    var desktop_notifications_checkbox = $("#subscription_" + sub.stream_id + " #sub_desktop_notifications_setting .sub_setting_control");
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    desktop_notifications_checkbox.attr('checked', value);
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    sub.desktop_notifications = value;
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}
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function update_stream_audible_notifications(sub, value) {
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    var audible_notifications_checkbox = $("#subscription_" + sub.stream_id + " #sub_audible_notifications_setting .sub_setting_control");
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    audible_notifications_checkbox.attr('checked', value);
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    sub.audible_notifications = value;
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}
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function update_stream_name(sub, new_name) {
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    // Rename the stream internally.
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    var old_name = sub.name;
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    stream_data.delete_sub(old_name);
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    sub.name = new_name;
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    stream_data.add_sub(new_name, sub);
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    // Update the left sidebar.
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    stream_list.rename_stream(sub);
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    // Update the message feed.
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    _.each([home_msg_list, current_msg_list, all_msg_list], function (list) {
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        list.change_display_recipient(old_name, new_name);
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    });
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}
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function update_stream_description(sub, description) {
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    sub.description = description;
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    var sub_settings_selector = '.subscription_row[data-subscription-id=' + sub.stream_id + ']';
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    $(sub_settings_selector + ' .subscription_description').text(description);
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    $(sub_settings_selector + ' input.description').val(description);
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}
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function stream_desktop_notifications_clicked(e) {
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    var sub_row = $(e.target).closest('.subscription_row');
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    var stream = sub_row.find('.subscription_name').text();
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    var sub = stream_data.get_sub(stream);
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    sub.desktop_notifications = ! sub.desktop_notifications;
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    set_stream_property(stream, 'desktop_notifications', sub.desktop_notifications);
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}
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function stream_audible_notifications_clicked(e) {
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    var sub_row = $(e.target).closest('.subscription_row');
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    var stream = sub_row.find('.subscription_name').text();
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    var sub = stream_data.get_sub(stream);
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    sub.audible_notifications = ! sub.audible_notifications;
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    set_stream_property(stream, 'audible_notifications', sub.audible_notifications);
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}
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exports.set_color = function (stream_name, color) {
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    var sub = stream_data.get_sub(stream_name);
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    stream_color.update_stream_color(sub, stream_name, color, {update_historical: true});
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    set_stream_property(stream_name, 'color', color);
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};
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function create_sub(stream_name, attrs) {
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    var sub = stream_data.get_sub(stream_name);
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    if (sub !== undefined) {
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        // We've already created this subscription, no need to continue.
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        return sub;
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    }
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    if (!attrs.stream_id) {
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        // fail fast (blueslip.fatal will throw an error on our behalf)
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        blueslip.fatal("We cannot create a sub without a stream_id");
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        return; // this line is never actually reached
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    }
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    // Our internal data structure for subscriptions is mostly plain dictionaries,
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    // so we just reuse the attrs that are passed in to us, but we encapsulate how
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    // we handle subscribers.
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    var subscriber_emails = attrs.subscribers;
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    var raw_attrs = _.omit(attrs, 'subscribers');
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    sub = _.defaults(raw_attrs, {
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        name: stream_name,
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        render_subscribers: page_params.domain !== 'mit.edu' || attrs.invite_only === true,
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        subscribed: true,
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        in_home_view: true,
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        invite_only: false,
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        desktop_notifications: page_params.stream_desktop_notifications_enabled,
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        audible_notifications: page_params.stream_sounds_enabled,
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        description: ''
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    });
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    stream_data.set_subscribers(sub, subscriber_emails);
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    if (!sub.color) {
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        sub.color = get_color();
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    }
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    stream_data.add_sub(stream_name, sub);
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    $(document).trigger($.Event('sub_obj_created.zulip', {sub: sub}));
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    return sub;
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}
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function button_for_sub(sub) {
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    var id = parseInt(sub.stream_id, 10);
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    return $("#subscription_" + id + " .sub_unsub_button");
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}
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function settings_for_sub(sub) {
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    var id = parseInt(sub.stream_id, 10);
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    return $("#subscription_settings_" + id);
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}
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exports.show_settings_for = function (stream_name) {
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    settings_for_sub(stream_data.get_sub(stream_name)).collapse('show');
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};
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function add_email_hint(row) {
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    // Add a popover explaining stream e-mail addresses on hover.
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    var hint_id = "#email-address-hint-" + row.stream_id;
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    var email_address_hint = $(hint_id);
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    email_address_hint.popover({"placement": "bottom",
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                "title": "Email integration",
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                "content": templates.render('email_address_hint',
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                                            { page_params: page_params }),
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                "trigger": "manual"});
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    $("body").on("mouseover", hint_id, function (e) {
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        email_address_hint.popover('show');
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        e.stopPropagation();
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    });
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    $("body").on("mouseout", hint_id, function (e) {
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        email_address_hint.popover('hide');
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        e.stopPropagation();
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    });
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}
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function add_sub_to_table(sub) {
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    sub = add_admin_options(sub);
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    var html = templates.render('subscription', sub);
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    $('#create_stream_row').after(html);
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    settings_for_sub(sub).collapse('show');
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    add_email_hint(sub);
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}
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function format_member_list_elem(name, email) {
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    return templates.render('stream_member_list_entry',
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                            {name: name, email: email,
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                             displaying_for_admin: page_params.is_admin});
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}
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function add_element_to_member_list (tb, elem) {
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    tb.prepend(elem);
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}
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function add_to_member_list(tb, name, email) {
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    tb.prepend(format_member_list_elem(name, email));
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}
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exports.mark_subscribed = function (stream_name, attrs) {
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    var sub = stream_data.get_sub(stream_name);
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    if (sub === undefined) {
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        // Create a new stream.
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        sub = create_sub(stream_name, attrs);
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        add_sub_to_table(sub);
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    } else if (! sub.subscribed) {
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        // Add yourself to a stream we already know about client-side.
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        var color = get_color();
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        exports.set_color(stream_name, color);
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        sub.subscribed = true;
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        sub.subscribers = Dict.from_array(attrs.subscribers);
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        var settings = settings_for_sub(sub);
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        var button = button_for_sub(sub);
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        if (button.length !== 0) {
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            button.text("Subscribed").addClass("subscribed-button").addClass("btn-success");
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            // Add the user to the member list if they're currently
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            // viewing the members of this stream
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            if (sub.render_subscribers && settings.hasClass('in')) {
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                var members = settings.find(".subscriber_list_container .subscriber-list");
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                add_to_member_list(members, page_params.fullname, page_params.email);
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            }
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        } else {
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            add_sub_to_table(sub);
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        }
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        // Display the swatch and subscription settings
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        var sub_row = settings.closest('.subscription_row');
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        sub_row.find(".color_swatch").addClass('in');
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        sub_row.find(".regular_subscription_settings").collapse('show');
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    } else {
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        // Already subscribed
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        return;
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    }
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    if (current_msg_list.narrowed) {
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        current_msg_list.update_trailing_bookend();
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    }
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    // Update unread counts as the new stream in sidebar might
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    // need its unread counts re-calculated
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    process_loaded_for_unread(all_msg_list.all());
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    $(document).trigger($.Event('subscription_add_done.zulip', {sub: sub}));
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};
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exports.mark_unsubscribed = function (stream_name) {
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    var sub = stream_data.get_sub(stream_name);
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    exports.mark_sub_unsubscribed(sub);
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};
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exports.mark_sub_unsubscribed = function (sub) {
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    if (sub === undefined) {
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        // We don't know about this stream
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        return;
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    } else if (sub.subscribed) {
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        stream_list.remove_narrow_filter(sub.name, 'stream');
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        sub.subscribed = false;
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        button_for_sub(sub).removeClass("subscribed-button").removeClass("btn-success").removeClass("btn-danger").text("Subscribe");
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        var settings = settings_for_sub(sub);
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        if (settings.hasClass('in')) {
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            settings.collapse('hide');
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        }
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        // Hide the swatch and subscription settings
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        var sub_row = settings.closest('.subscription_row');
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        sub_row.find(".color_swatch").removeClass('in');
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						|
        if (sub.render_subscribers) {
 | 
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            // TODO: having a completely empty settings div messes
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            // with Bootstrap's collapser.  We currently just ensure
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            // that it's not empty on the MIT realm, even though it
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            // looks weird
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            sub_row.find(".regular_subscription_settings").collapse('hide');
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        }
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    } else {
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        // Already unsubscribed
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        return;
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    }
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						|
    if (current_msg_list.narrowed) {
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        current_msg_list.update_trailing_bookend();
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    }
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    $(document).trigger($.Event('subscription_remove_done.zulip', {sub: sub}));
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};
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exports.receives_desktop_notifications = function (stream_name) {
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    var sub = stream_data.get_sub(stream_name);
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    if (sub === undefined) {
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        return false;
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    }
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    return sub.desktop_notifications;
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};
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exports.receives_audible_notifications = function (stream_name) {
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    var sub = stream_data.get_sub(stream_name);
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    if (sub === undefined) {
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        return false;
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    }
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    return sub.audible_notifications;
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};
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function populate_subscriptions(subs, subscribed) {
 | 
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    var sub_rows = [];
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    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,
 | 
						|
                                           desktop_notifications: elem.desktop_notifications,
 | 
						|
                                           audible_notifications: elem.audible_notifications,
 | 
						|
                                           subscribed: subscribed,
 | 
						|
                                           email_address: elem.email_address,
 | 
						|
                                           stream_id: elem.stream_id,
 | 
						|
                                           subscribers: elem.subscribers,
 | 
						|
                                           description: elem.description});
 | 
						|
        sub_rows.push(sub);
 | 
						|
    });
 | 
						|
 | 
						|
    return sub_rows;
 | 
						|
}
 | 
						|
 | 
						|
exports.setup_page = function () {
 | 
						|
    loading.make_indicator($('#subs_page_loading_indicator'));
 | 
						|
 | 
						|
    function populate_and_fill(public_streams) {
 | 
						|
 | 
						|
        // Build up our list of subscribed streams from the data we already have.
 | 
						|
        var subscribed_rows = stream_data.subscribed_subs();
 | 
						|
 | 
						|
        // To avoid dups, build a set of names we already subscribed to.
 | 
						|
        var subscribed_set = new Dict({fold_case: true});
 | 
						|
        _.each(subscribed_rows, function (sub) {
 | 
						|
            subscribed_set.set(sub.name, true);
 | 
						|
        });
 | 
						|
 | 
						|
        // Right now the back end gives us all public streams; we really only
 | 
						|
        // need to add the ones we haven't already subscribed to.
 | 
						|
        var unsubscribed_streams = _.reject(public_streams.streams, function (stream) {
 | 
						|
            return subscribed_set.has(stream.name);
 | 
						|
        });
 | 
						|
 | 
						|
        // Build up our list of unsubscribed rows.
 | 
						|
        var unsubscribed_rows = [];
 | 
						|
        _.each(unsubscribed_streams, function (stream) {
 | 
						|
            var sub = stream_data.get_sub(stream.name);
 | 
						|
            if (!sub) {
 | 
						|
                sub = create_sub(stream.name, _.extend({subscribed: false}, stream));
 | 
						|
            }
 | 
						|
            unsubscribed_rows.push(sub);
 | 
						|
        });
 | 
						|
 | 
						|
        // Sort and combine all our streams.
 | 
						|
        function by_name(a,b) {
 | 
						|
            return util.strcmp(a.name, b.name);
 | 
						|
        }
 | 
						|
        subscribed_rows.sort(by_name);
 | 
						|
        unsubscribed_rows.sort(by_name);
 | 
						|
        var all_subs = subscribed_rows.concat(unsubscribed_rows);
 | 
						|
 | 
						|
        // Add in admin options.
 | 
						|
        var sub_rows = [];
 | 
						|
        _.each(all_subs, function (sub) {
 | 
						|
            sub = add_admin_options(sub);
 | 
						|
            sub_rows.push(sub);
 | 
						|
        });
 | 
						|
 | 
						|
        $('#subscriptions_table').empty();
 | 
						|
        var template_data = {
 | 
						|
            can_create_streams: page_params.can_create_streams,
 | 
						|
            subscriptions: sub_rows
 | 
						|
        };
 | 
						|
        var rendered = templates.render('subscription_table_body', template_data);
 | 
						|
        $('#subscriptions_table').append(rendered);
 | 
						|
 | 
						|
        _.each(sub_rows, function (row) {
 | 
						|
            add_email_hint(row);
 | 
						|
        });
 | 
						|
 | 
						|
        loading.destroy_indicator($('#subs_page_loading_indicator'));
 | 
						|
        $(document).trigger($.Event('subs_page_loaded.zulip'));
 | 
						|
    }
 | 
						|
 | 
						|
    function failed_listing(xhr, error) {
 | 
						|
        loading.destroy_indicator($('#subs_page_loading_indicator'));
 | 
						|
        ui.report_error("Error listing streams or subscriptions", xhr,
 | 
						|
                        $("#subscriptions-status"), 'subscriptions-status');
 | 
						|
    }
 | 
						|
 | 
						|
    if (should_list_all_streams()) {
 | 
						|
        var req = channel.post({
 | 
						|
            url:      '/json/get_public_streams',
 | 
						|
            idempotent: true,
 | 
						|
            timeout:  10*1000,
 | 
						|
            success: populate_and_fill,
 | 
						|
            error: failed_listing
 | 
						|
        });
 | 
						|
    } else {
 | 
						|
        populate_and_fill({streams: []});
 | 
						|
        $('#create_stream_button').val("Subscribe");
 | 
						|
    }
 | 
						|
};
 | 
						|
 | 
						|
exports.update_subscription_properties = function (stream_name, property, value) {
 | 
						|
    var sub = stream_data.get_sub(stream_name);
 | 
						|
    if (sub === undefined) {
 | 
						|
        // This isn't a stream we know about, so ignore it.
 | 
						|
        blueslip.warn("Update for an unknown subscription", {stream_name: stream_name,
 | 
						|
                                                            property: property,
 | 
						|
                                                            value: value});
 | 
						|
        return;
 | 
						|
    }
 | 
						|
    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 'desktop_notifications':
 | 
						|
        update_stream_desktop_notifications(sub, value);
 | 
						|
        break;
 | 
						|
    case 'audible_notifications':
 | 
						|
        update_stream_audible_notifications(sub, value);
 | 
						|
        break;
 | 
						|
    case 'name':
 | 
						|
        update_stream_name(sub, value);
 | 
						|
        break;
 | 
						|
    case 'description':
 | 
						|
        update_stream_description(sub, value);
 | 
						|
        break;
 | 
						|
    case 'email_address':
 | 
						|
        sub.email_address = 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 channel.post({
 | 
						|
        url: "/json/users/me/subscriptions",
 | 
						|
        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"), '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"), 'subscriptions-status');
 | 
						|
        }
 | 
						|
    });
 | 
						|
}
 | 
						|
 | 
						|
function ajaxUnsubscribe(stream) {
 | 
						|
    return channel.post({
 | 
						|
        url: "/json/subscriptions/remove",
 | 
						|
        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"), 'subscriptions-status');
 | 
						|
        }
 | 
						|
    });
 | 
						|
}
 | 
						|
 | 
						|
function ajaxSubscribeForCreation(stream, principals, invite_only, announce) {
 | 
						|
    // Subscribe yourself and possible other people to a new stream.
 | 
						|
    return channel.post({
 | 
						|
        url: "/json/users/me/subscriptions",
 | 
						|
        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"), 'subscriptions-status');
 | 
						|
            $('#stream-creation').modal("hide");
 | 
						|
        }
 | 
						|
    });
 | 
						|
}
 | 
						|
 | 
						|
// 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() {
 | 
						|
    $('#people_to_add').html(templates.render('new_stream_users', {
 | 
						|
        users: people.get_rest_of_realm()
 | 
						|
    }));
 | 
						|
 | 
						|
    // 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");
 | 
						|
}
 | 
						|
 | 
						|
exports.invite_user_to_stream = function (user_email, stream_name, success, failure) {
 | 
						|
    return channel.post({
 | 
						|
        url: "/json/users/me/subscriptions",
 | 
						|
        data: {"subscriptions": JSON.stringify([{"name": stream_name}]),
 | 
						|
               "principals": JSON.stringify([user_email])},
 | 
						|
        success: success,
 | 
						|
        error: failure
 | 
						|
    });
 | 
						|
};
 | 
						|
 | 
						|
exports.remove_user_from_stream = function (user_email, stream_name, success, failure) {
 | 
						|
    return channel.post({
 | 
						|
        url: "/json/subscriptions/remove",
 | 
						|
        data: {"subscriptions": JSON.stringify([stream_name]),
 | 
						|
               "principals": JSON.stringify([user_email])},
 | 
						|
        success: success,
 | 
						|
        error: failure
 | 
						|
    });
 | 
						|
};
 | 
						|
 | 
						|
function inline_emails_into_subscriber_list(subs, email_dict) {
 | 
						|
    // When we get subscriber lists from the back end, they are sent as user ids to
 | 
						|
    // save bandwidth, but the legacy JS code wants emails.
 | 
						|
    _.each(subs, function (sub) {
 | 
						|
        if (sub.subscribers) {
 | 
						|
            sub.subscribers = _.map(sub.subscribers, function (subscription) {
 | 
						|
                return email_dict[subscription];
 | 
						|
            });
 | 
						|
        }
 | 
						|
    });
 | 
						|
}
 | 
						|
 | 
						|
$(function () {
 | 
						|
    var i;
 | 
						|
 | 
						|
    inline_emails_into_subscriber_list(page_params.subbed_info, page_params.email_dict);
 | 
						|
    inline_emails_into_subscriber_list(page_params.unsubbed_info, page_params.email_dict);
 | 
						|
 | 
						|
    // Populate stream_info with data handed over to client-side template.
 | 
						|
    populate_subscriptions(page_params.subbed_info, true);
 | 
						|
    populate_subscriptions(page_params.unsubbed_info, false);
 | 
						|
 | 
						|
    // Garbage collect data structures that were only used for initialization.
 | 
						|
    delete page_params.subbed_info;
 | 
						|
    delete page_params.unsubbed_info;
 | 
						|
 | 
						|
    // We build the stream_list now.  It may get re-built again very shortly
 | 
						|
    // when new messages come in, but it's fairly quick.
 | 
						|
    stream_list.build_stream_list();
 | 
						|
 | 
						|
    $("#subscriptions_table").on("submit", "#add_new_subscription", function (e) {
 | 
						|
        e.preventDefault();
 | 
						|
 | 
						|
        if (!should_list_all_streams()) {
 | 
						|
            ajaxSubscribe($("#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')
 | 
						|
            );
 | 
						|
    });
 | 
						|
 | 
						|
    $("body").on("mouseover", ".subscribed-button", function (e) {
 | 
						|
        $(e.target).addClass("btn-danger").text("Unsubscribe");
 | 
						|
    }).on("mouseout", ".subscribed-button", function (e) {
 | 
						|
        $(e.target).removeClass("btn-danger").text("Subscribed");
 | 
						|
    });
 | 
						|
 | 
						|
    $("#subscriptions-status").on("click", "#close-subscriptions-status", function (e) {
 | 
						|
        $("#subscriptions-status").hide();
 | 
						|
    });
 | 
						|
 | 
						|
    $("#subscriptions_table").on("click", ".email-address", function (e) {
 | 
						|
        selectText(this);
 | 
						|
    });
 | 
						|
 | 
						|
    $("#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.offset().top + expanded_row_size -
 | 
						|
            viewport.height() + viewport.scrollTop();
 | 
						|
        if (cover > 0) {
 | 
						|
            $('.app').animate({
 | 
						|
                scrollTop: viewport.scrollTop() + cover + 5
 | 
						|
            });
 | 
						|
        }
 | 
						|
 | 
						|
        // Make all inputs have a default tabindex
 | 
						|
        subrow.find('.subscription_settings :input').removeAttr('tabindex');
 | 
						|
    });
 | 
						|
 | 
						|
    $("#subscriptions_table").on("hide", ".subscription_settings", function (e) {
 | 
						|
        var subrow = $(e.target).closest('.subscription_row');
 | 
						|
 | 
						|
        // Remove all inputs from the tabindex
 | 
						|
        subrow.find('.subscription_settings :input').attr('tabindex', '-1');
 | 
						|
    });
 | 
						|
 | 
						|
    $("#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_not_in_home_view", stream_home_view_clicked);
 | 
						|
    $("#subscriptions_table").on("click", "#sub_desktop_notifications_setting",
 | 
						|
                                 stream_desktop_notifications_clicked);
 | 
						|
    $("#subscriptions_table").on("click", "#sub_audible_notifications_setting",
 | 
						|
                                 stream_audible_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 .subscriber-list');
 | 
						|
 | 
						|
        function invite_success(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
 | 
						|
                    exports.mark_subscribed(stream);
 | 
						|
                } else {
 | 
						|
                    add_to_member_list(list, people.get_by_email(principal).full_name, principal);
 | 
						|
                }
 | 
						|
            } else {
 | 
						|
                error_elem.addClass("hide");
 | 
						|
                warning_elem.removeClass("hide").text("User already subscribed");
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        function invite_failure(xhr) {
 | 
						|
            warning_elem.addClass("hide");
 | 
						|
            error_elem.removeClass("hide").text("Could not add user to this stream");
 | 
						|
        }
 | 
						|
 | 
						|
        exports.invite_user_to_stream(principal, stream, invite_success, invite_failure);
 | 
						|
    });
 | 
						|
 | 
						|
    $("#subscriptions_table").on("submit", ".subscriber_list_remove form", function (e) {
 | 
						|
        e.preventDefault();
 | 
						|
 | 
						|
        var list_entry = $(e.target).closest("tr");
 | 
						|
        var principal = list_entry.children(".subscriber-email").text();
 | 
						|
        var sub_row = $(e.target).closest('.subscription_row');
 | 
						|
        var stream_name = sub_row.find('.subscription_name').text();
 | 
						|
        var error_elem = sub_row.find('.subscriber_list_container .alert-error');
 | 
						|
        var warning_elem = sub_row.find('.subscriber_list_container .alert-warning');
 | 
						|
 | 
						|
        function removal_success(data) {
 | 
						|
            if (data.removed.length > 0) {
 | 
						|
                error_elem.addClass("hide");
 | 
						|
                warning_elem.addClass("hide");
 | 
						|
 | 
						|
                // Remove the user from the subscriber list.
 | 
						|
                list_entry.remove();
 | 
						|
 | 
						|
                if (principal === page_params.email) {
 | 
						|
                    // If you're unsubscribing yourself, mark whole
 | 
						|
                    // stream entry as you being unsubscribed.
 | 
						|
                    exports.mark_unsubscribed(stream_name);
 | 
						|
                }
 | 
						|
            } else {
 | 
						|
                error_elem.addClass("hide");
 | 
						|
                warning_elem.removeClass("hide").text("User already not subscribed");
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        function removal_failure(xhr) {
 | 
						|
            warning_elem.addClass("hide");
 | 
						|
            error_elem.removeClass("hide").text("Could not remove user from this stream");
 | 
						|
        }
 | 
						|
 | 
						|
        exports.remove_user_from_stream(principal, stream_name, removal_success,
 | 
						|
                                        removal_failure);
 | 
						|
    });
 | 
						|
 | 
						|
    $("#subscriptions_table").on("submit", ".rename-stream form", function (e) {
 | 
						|
        e.preventDefault();
 | 
						|
 | 
						|
        var sub_row = $(e.target).closest('.subscription_row');
 | 
						|
        var old_name_box = sub_row.find('.subscription_name');
 | 
						|
        var old_name = old_name_box.text();
 | 
						|
        var new_name_box = sub_row.find('input[name="new-name"]');
 | 
						|
        var new_name = $.trim(new_name_box.val());
 | 
						|
 | 
						|
        $("#subscriptions-status").hide();
 | 
						|
 | 
						|
        channel.post({
 | 
						|
            url: "/json/rename_stream",
 | 
						|
            data: {"old_name": old_name, "new_name": new_name},
 | 
						|
            success: function (data) {
 | 
						|
                new_name_box.val('');
 | 
						|
                // Update all visible instances of the old name to the new name.
 | 
						|
                old_name_box.text(new_name);
 | 
						|
                sub_row.find(".email-address").text(data.email_address);
 | 
						|
 | 
						|
                ui.report_success("The stream has been renamed!", $("#subscriptions-status "),
 | 
						|
                                  'subscriptions-status');
 | 
						|
            },
 | 
						|
            error: function (xhr) {
 | 
						|
                ui.report_error("Error renaming stream", xhr,
 | 
						|
                                $("#subscriptions-status"), 'subscriptions-status');
 | 
						|
            }
 | 
						|
        });
 | 
						|
    });
 | 
						|
 | 
						|
    $('#subscriptions_table').on('submit', '.change-stream-description form', function (e) {
 | 
						|
        e.preventDefault();
 | 
						|
        var $form = $(e.target);
 | 
						|
 | 
						|
        var $sub_row = $(e.target).closest('.subscription_row');
 | 
						|
        var stream_name = $sub_row.find('.subscription_name').text();
 | 
						|
        var description = $sub_row.find('input[name="description"]').val();
 | 
						|
 | 
						|
        $('#subscriptions-status').hide();
 | 
						|
 | 
						|
        channel.patch({
 | 
						|
            url: '/json/streams/' + stream_name,
 | 
						|
            data: {
 | 
						|
                'description': JSON.stringify(description)
 | 
						|
            },
 | 
						|
            success: function () {
 | 
						|
                // The event from the server will update the rest of the UI
 | 
						|
                ui.report_success("The stream description has been updated!",
 | 
						|
                                 $("#subscriptions-status"), 'subscriptions-status');
 | 
						|
            },
 | 
						|
            error: function (xhr) {
 | 
						|
                ui.report_error("Error updating the stream description", xhr,
 | 
						|
                                $("#subscriptions-status"), 'subscriptions-status');
 | 
						|
            }
 | 
						|
        });
 | 
						|
    });
 | 
						|
 | 
						|
    function redraw_privacy_related_stuff(sub_row, sub) {
 | 
						|
        var html;
 | 
						|
 | 
						|
        sub = add_admin_options(sub);
 | 
						|
 | 
						|
        html = templates.render('subscription_setting_icon', sub);
 | 
						|
        sub_row.find('.subscription-setting-icon').expectOne().html(html);
 | 
						|
 | 
						|
        html = templates.render('subscription_type', sub);
 | 
						|
        sub_row.find('.subscription-type').expectOne().html(html);
 | 
						|
 | 
						|
        html = templates.render('change_stream_privacy', sub);
 | 
						|
        sub_row.find('.change-stream-privacy').expectOne().html(html);
 | 
						|
 | 
						|
        stream_list.redraw_stream_privacy(sub.name);
 | 
						|
    }
 | 
						|
 | 
						|
    function change_stream_privacy(e, url, success_message, error_message, invite_only) {
 | 
						|
        e.preventDefault();
 | 
						|
 | 
						|
        var stream_name = $(e.target).attr("data-stream-name");
 | 
						|
        var sub_row = $(e.target).closest('.subscription_row');
 | 
						|
 | 
						|
        $("#subscriptions-status").hide();
 | 
						|
        var data = {"stream_name": stream_name};
 | 
						|
 | 
						|
        channel.post({
 | 
						|
            url: url,
 | 
						|
            data: data,
 | 
						|
            success: function (data) {
 | 
						|
                var sub = stream_data.get_sub(stream_name);
 | 
						|
                sub.invite_only = invite_only;
 | 
						|
                redraw_privacy_related_stuff(sub_row, sub);
 | 
						|
                var feedback_div = sub_row.find(".change-stream-privacy-feedback").expectOne();
 | 
						|
                ui.report_success(success_message, feedback_div);
 | 
						|
            },
 | 
						|
            error: function (xhr) {
 | 
						|
                var feedback_div = sub_row.find(".change-stream-privacy-feedback").expectOne();
 | 
						|
                ui.report_error(error_message, xhr, feedback_div);
 | 
						|
            }
 | 
						|
        });
 | 
						|
    }
 | 
						|
 | 
						|
    $("#subscriptions_table").on("click", ".make-stream-public-button", function (e) {
 | 
						|
        change_stream_privacy(
 | 
						|
            e,
 | 
						|
            "/json/make_stream_public",
 | 
						|
            "The stream has been made public!",
 | 
						|
            "Error making stream public",
 | 
						|
            false
 | 
						|
        );
 | 
						|
    });
 | 
						|
 | 
						|
    $("#subscriptions_table").on("click", ".make-stream-private-button", function (e) {
 | 
						|
        change_stream_privacy(
 | 
						|
            e,
 | 
						|
            "/json/make_stream_private",
 | 
						|
            "The stream has been made private!",
 | 
						|
            "Error making stream private",
 | 
						|
            true
 | 
						|
        );
 | 
						|
    });
 | 
						|
 | 
						|
    $("#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 .subscriber-list');
 | 
						|
        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();
 | 
						|
 | 
						|
        loading.make_indicator(indicator_elem);
 | 
						|
 | 
						|
        channel.post({
 | 
						|
            url: "/json/get_subscribers",
 | 
						|
            idempotent: true,
 | 
						|
            data: {stream: stream},
 | 
						|
            success: function (data) {
 | 
						|
                loading.destroy_indicator(indicator_elem);
 | 
						|
                var subscribers = _.map(data.subscribers, function (elem) {
 | 
						|
                    var person = people.get_by_email(elem);
 | 
						|
                    if (person === undefined) {
 | 
						|
                        return elem;
 | 
						|
                    }
 | 
						|
                    return format_member_list_elem(people.get_by_email(elem).full_name, elem);
 | 
						|
                });
 | 
						|
                _.each(subscribers.sort().reverse(), function (elem) {
 | 
						|
                    // add_element_to_member_list *prepends* the element,
 | 
						|
                    // so we need to sort in reverse order for it to
 | 
						|
                    // appear in alphabetical order.
 | 
						|
                    add_element_to_member_list(list, elem);
 | 
						|
                });
 | 
						|
            },
 | 
						|
            error: function (xhr) {
 | 
						|
                loading.destroy_indicator(indicator_elem);
 | 
						|
                error_elem.removeClass("hide").text("Could not fetch subscriber list");
 | 
						|
            }
 | 
						|
        });
 | 
						|
 | 
						|
        sub_row.find('input[name="principal"]').typeahead({
 | 
						|
            source: page_params.people_list,
 | 
						|
            items: 5,
 | 
						|
            highlighter: function (item) {
 | 
						|
                var item_formatted = typeahead_helper.render_person(item);
 | 
						|
                return typeahead_helper.highlight_with_escaping(this.query, item_formatted);
 | 
						|
            },
 | 
						|
            matcher: function (item) {
 | 
						|
                var query = $.trim(this.query.toLowerCase());
 | 
						|
                if (query === '' || query === item.email) {
 | 
						|
                    return false;
 | 
						|
                }
 | 
						|
                // Case-insensitive.
 | 
						|
                return (item.email.toLowerCase().indexOf(query) !== -1) ||
 | 
						|
                    (item.full_name.toLowerCase().indexOf(query) !== -1);
 | 
						|
            },
 | 
						|
            sorter: typeahead_helper.sort_recipientbox_typeahead,
 | 
						|
            updater: function (item) {
 | 
						|
                return 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 () {
 | 
						|
    $(document).one('subs_page_loaded.zulip', focus_on_narrowed_stream);
 | 
						|
    ui.change_tab_to("#subscriptions");
 | 
						|
};
 | 
						|
 | 
						|
return exports;
 | 
						|
 | 
						|
}());
 | 
						|
if (typeof module !== 'undefined') {
 | 
						|
    module.exports = subs;
 | 
						|
}
 |