4 files changed, 17 insertions, 30 deletions
diff --git a/perllib/FixMyStreet/Cobrand/Bristol.pm b/perllib/FixMyStreet/Cobrand/Bristol.pm
index faf2b5f0a..ecb19b867 100644
--- a/perllib/FixMyStreet/Cobrand/Bristol.pm
+++ b/perllib/FixMyStreet/Cobrand/Bristol.pm
@@ -23,6 +23,8 @@ sub map_type {
     'Bristol';
 }
 
+sub default_link_zoom { 6 }
+
 sub disambiguate_location {
     my $self    = shift;
     my $string  = shift;
diff --git a/perllib/FixMyStreet/Cobrand/Default.pm b/perllib/FixMyStreet/Cobrand/Default.pm
index c44842dea..3dd562dc4 100644
--- a/perllib/FixMyStreet/Cobrand/Default.pm
+++ b/perllib/FixMyStreet/Cobrand/Default.pm
@@ -382,22 +382,14 @@ sub cobrand_data_for_generic_problem { '' }
 Given a URL ($_[1]), QUERY, EXTRA_DATA, return a URL with any extra params
 needed appended to it.
 
-In the default case, if we're using an OpenLayers map, we need to make
-sure zoom is always present if lat/lon are, to stop OpenLayers defaulting
-to null/0.
+In the default case, we need to make sure zoom is always present if lat/lon
+are, to stop OpenLayers defaulting to null/0.
 
 =cut
 
 sub uri {
     my ( $self, $uri ) = @_;
-
-    {
-        no warnings 'once';
-        my $map_class = $FixMyStreet::Map::map_class;
-        return $uri unless $map_class && $map_class =~ /FixMyStreet::Map::(OSM|FMS)/;
-    }
-
-    $uri->query_param( zoom => 3 )
+    $uri->query_param( zoom => $self->default_link_zoom )
       if $uri->query_param('lat') && !$uri->query_param('zoom');
 
     return $uri;
@@ -981,7 +973,18 @@ sub tweak_all_reports_map {}
 
 sub can_support_problems { return 0; }
 
+=head2 default_map_zoom / default_link_zoom
+
+default_map_zoom is used when displaying a map overriding the
+default of max-4 or max-3 depending on population density.
+
+default_link_zoom is used in links that contain a 'lat' and no
+zoom, to stop e.g. OpenLayers defaulting to null/0.
+
+=cut
+
 sub default_map_zoom { undef };
+sub default_link_zoom { 3 }
 
 sub users_can_hide { return 0; }
 
diff --git a/perllib/FixMyStreet/Cobrand/FixaMinGata.pm b/perllib/FixMyStreet/Cobrand/FixaMinGata.pm
index a321d5c7c..5b78b3fa1 100644
--- a/perllib/FixMyStreet/Cobrand/FixaMinGata.pm
+++ b/perllib/FixMyStreet/Cobrand/FixaMinGata.pm
@@ -35,17 +35,6 @@ sub area_types {
     [ 'KOM' ];
 }
 
-# If lat/lon are present in the URL, OpenLayers will use that to centre the map.
-# Need to specify a zoom to stop it defaulting to null/0.
-sub uri {
-    my ( $self, $uri ) = @_;
-
-    $uri->query_param( zoom => 3 )
-      if $uri->query_param('lat') && !$uri->query_param('zoom');
-
-    return $uri;
-}
-
 sub geocode_postcode {
     my ( $self, $s ) = @_;
     #    Most people write Swedish postcodes like this:
diff --git a/perllib/FixMyStreet/Cobrand/Zurich.pm b/perllib/FixMyStreet/Cobrand/Zurich.pm
index b8e2db9d4..dca722224 100644
--- a/perllib/FixMyStreet/Cobrand/Zurich.pm
+++ b/perllib/FixMyStreet/Cobrand/Zurich.pm
@@ -83,14 +83,7 @@ sub example_places {
 sub languages { [ 'de-ch,Deutsch,de_CH' ] }
 sub language_override { 'de-ch' }
 
-# If lat/lon are in the URI, we must have zoom as well, otherwise OpenLayers defaults to 0.
-sub uri {
-    my ( $self, $uri ) = @_;
-
-    $uri->query_param( zoom => 6 )
-      if $uri->query_param('lat') && !$uri->query_param('zoom');
-    return $uri;
-}
+sub default_link_zoom { 6 }
 
 sub prettify_dt {
     my $self = shift;