zulip/static/templates/subscription_stream_privacy_modal.handlebars

<div id="stream_privacy_modal" class="modal" tabindex="-1" role="dialog" aria-labelledby="stream_privacy_modal_label" aria-hidden="true">
    <div class="modal-header">
        <button type="button" class="close close-privacy-modal" aria-label="{{t 'Close' }}"><span aria-hidden="true">×</span></button>
        <h3 id="stream_privacy_modal_label">{{t "Change stream privacy" }} <span class="email"></span></h3>
    </div>
    <div class="modal-body">
        {{#if is_private}}
            {{#tr this}}
            This stream is currently <span class="fa fa-lock" aria-hidden="true"></span> <b>an invite-only stream</b>
            which means only invited members can join and access its content. Making it public will make
            it possible for anyone in your organization to join and access it.
            {{/tr}}
        {{else}}
            {{#tr this}}
            This stream is currently <span class="fa fa-globe" aria-hidden="true"></span> <b>a public stream</b>
            which means anyone in the organization can join it. Making it private will mean that
            only the invited members can join and access its content. Members of the stream can
            invite others.
            {{/tr}}
        {{/if}}
    </div>
    <div class="modal-footer">
        <button class="btn btn-default close-privacy-modal">{{t "Cancel" }}</button>
        <button class="btn{{#if is_private}} btn-primary{{else}} btn-danger{{/if}}" id="change-stream-privacy-button"
            tabindex="-1" data-stream-id="{{stream_id}}">
            {{#if is_private}}
            {{t "Make stream public"}}
            {{else}}
            {{t "Make stream invite-only"}}
            {{/if}}
        </button>
    </div>
</div>