integrations doc: Move trello-plugin doc to separate file.

templates/zerver/integrations/index.html

@@ -117,38 +117,6 @@
     {% endif %}
 
 
-    <div id="trello-plugin" class="integration-instructions">
-      <p>
-        This legacy integration for Trello works by running a script
-        that communicates with the Trello API in a cron job. We
-        recommend <a href="#trello">the new Trello webhook
-        integration</a> (which will eventually replace this entirely).
-        Please <a href="https://github.com/zulip/zulip/issues/new">report
-        any issues</a> which cause you to prefer this integration over
-        the webhook integration.
-      </p>
-
-      <p>First, create the stream you'd like to use for Trello notifications,
-      and subscribe all interested parties to this stream. We recommend the
-      name <code>trello</code>.</p>
-
-      <p>Next, download a copy
-      of <a href="https://github.com/zulip/trello-to-zulip">trello-to-zulip</a>
-      and follow the instructions in <code>README.md</code>. When you
-      make changes in Trello, they will be reflected in Zulip:
-      </p>
-
-      <img class="screenshot" src="/static/images/integrations/trello/002.png" />
-      <p><small>Thanks to Nathan from FoundationDB for submitting this integration!</small></p>
-
-      <p style="font-size:11px; font-style:italic;">
-        Logos are trademarks of their respective owners.
-        None of the integrations on this page are created by,
-        affiliated with, or supported by the companies
-        represented by the logos.
-      </p>
-    </div>
-
     <div id="twitter" class="integration-instructions">
 
 

templates/zerver/integrations/trello-plugin.html

@@ -0,0 +1,30 @@
+<p>
+    This legacy integration for Trello works by running a script
+    that communicates with the Trello API in a cron job. We
+    recommend <a href="#trello">the new Trello webhook
+    integration</a> (which will eventually replace this entirely).
+    Please
+    <a href="https://github.com/zulip/zulip/issues/new">
+        report any issues
+    </a>
+    which cause you to prefer this integration over
+    the webhook integration.
+</p>
+
+<p>
+    First, create the stream you'd like to use for Trello notifications,
+    and subscribe all interested parties to this stream. We recommend the
+    name <code>trello</code>.
+</p>
+
+<p>
+    Next, download a copy
+    of <a href="https://github.com/zulip/trello-to-zulip">trello-to-zulip</a>
+    and follow the instructions in <code>README.md</code>. When you
+    make changes in Trello, they will be reflected in Zulip:
+</p>
+
+<img class="screenshot" src="/static/images/integrations/trello/002.png"/>
+<p>
+    <small>Thanks to Nathan from FoundationDB for submitting this integration!</small>
+</p>

zerver/lib/integrations.py

@@ -234,7 +234,8 @@ INTEGRATIONS = {
         'trello-plugin',
         logo='static/images/integrations/logos/trello.svg',
         secondary_line_text='(legacy)',
-        display_name='Trello'
+        display_name='Trello',
+        doc='zerver/integrations/trello-plugin.html'
     ),
     'twitter': Integration('twitter', 'twitter'),