seahub/templates/view_file_unknown.html

{% extends 'view_file_base.html' %}
{% load i18n %}

{% block extra_script %}{{ block.super }}
<script type="text/javascript">
$('#file-view').html('<div id="file-view-tip"><p>{% trans "This type of file cannot be viewed online." %}</p></div>');
</script>
{% endblock %}