WIP: refactor models/page.js

* bugfix for notfound page

src/server/views/widget/page_content.html

@@ -1,8 +1,9 @@
+{% if page %}
 <div id="content-main" class="content-main"
   data-path="{{ path }}"
   data-path-shortname="{{ path|path2name }}"
-  data-page-id="{% if page %}{{ page._id.toString() }}{% endif %}"
   data-current-user="{% if user %}{{ user._id.toString() }}{% endif %}"
+  data-page-id="{% if page %}{{ page._id.toString() }}{% endif %}"
   data-page-revision-id="{% if revision %}{{ revision._id.toString() }}{% endif %}"
   data-page-revision-created="{% if revision %}{{ revision.createdAt|datetz('U') }}{% endif %}"
   data-page-revision-id-hackmd-synced="{% if revisionHackmdSynced %}{{ revisionHackmdSynced.toString() }}{% endif %}"
@@ -11,6 +12,14 @@
   data-page-is-seen="{% if page and page.isSeenUser(user) %}1{% else %}0{% endif %}"
   data-slack-channels="{{ slack|default('') }}"
   >
+{% else %}
+<div id="content-main" class="content-main"
+  data-path="{{ path }}"
+  data-path-shortname="{{ path|path2name }}"
+  data-current-user="{% if user %}{{ user._id.toString() }}{% endif %}"
+  data-slack-channels="{{ slack|default('') }}"
+  >
+{% endif %}
 
   {% include 'page_alerts.html' %}