Add setting for providing hosting

This is mostly focused on hosted.weblate.org to allow translate messages
used on that, but still you are welcome to offer hosted Weblate instance
as well.

weblate/html/about.html

@@ -14,6 +14,14 @@
 
 <p>{% blocktrans %}If you are looking for support for Weblate or want to file bug reports check its website at <a href="{{ weblate_url }}">weblate.org</a>.{% endblocktrans %}</p>
 
+
+{% if offer_hosting %}
+<p>
+{% trans "This Weblate instance hosts translations for various free software projects." %}
+{% blocktrans %}We can host your project as well, if you are interested, please <a href="{{ contact_url }}?subject=Project hosting">contact us</a>.{% endblocktrans %}
+</p>
+{% endif %}
+
 <p>{% blocktrans %}Weblate is free software created by volunteers, but you can still support them financially:{% endblocktrans %}</p>
 
 <p>

weblate/html/index.html

@@ -49,6 +49,10 @@
 {% endfor %}
 </tbody>
 </table>
+
+{% if offer_hosting %}
+<p>{% blocktrans %}We can host your project as well, if you are interested, please <a href="{{ contact_url }}?subject=Project hosting">contact us</a>.{% endblocktrans %}</p>
+{% endif %}
 </div>
 
 <h2>{% trans "Summaries" %}</h2>

weblate/settings_example.py

@@ -279,6 +279,9 @@ GIT_ROOT = '%s/repos/' % WEB_ROOT
 # Title of site to use
 SITE_TITLE = 'Weblate'
 
+# Whether to offer hosting
+OFFER_HOSTING = False
+
 # URL of login
 LOGIN_URL = '%s/accounts/login/' % URL_PREFIX
 

weblate/trans/appsettings.py

@@ -47,6 +47,9 @@ GIT_ROOT = get('GIT_ROOT', '%s/repos/' % WEB_ROOT)
 # Title of site to use
 SITE_TITLE = get('SITE_TITLE', 'Weblate')
 
+# Whether to offer hosting
+OFFER_HOSTING = get('OFFER_HOSTING', False)
+
 # Enable remote hooks
 ENABLE_HOOKS = get('ENABLE_HOOKS', True)
 

weblate/trans/context_processors.py

@@ -37,7 +37,10 @@ def weblate_url(request):
 
 
 def title(request):
-    return {'site_title': appsettings.SITE_TITLE}
+    return {
+        'site_title': appsettings.SITE_TITLE,
+        'offer_hosting': appsettings.OFFER_HOSTING,
+    }
 
 
 def date(request):