1 files changed, 57 insertions, 16 deletions

diff --git a/perllib/FixMyStreet/App/Controller/Offline.pm b/perllib/FixMyStreet/App/Controller/Offline.pm
index f5d895318..57cbe201c 100644
--- a/perllib/FixMyStreet/App/Controller/Offline.pm
+++ b/perllib/FixMyStreet/App/Controller/Offline.pm
@@ -1,5 +1,9 @@
 package FixMyStreet::App::Controller::Offline;
+
+use Image::Size;
+use JSON::MaybeXS;
 use Moose;
+use Path::Tiny;
 use namespace::autoclean;
 
 BEGIN { extends 'Catalyst::Controller'; }
@@ -10,35 +14,72 @@ FixMyStreet::App::Controller::Offline - Catalyst Controller
 
 =head1 DESCRIPTION
 
-Offline pages Catalyst Controller.
+Offline pages Catalyst Controller - service worker handling
 
 =head1 METHODS
 
 =cut
 
-sub have_appcache : Private {
+sub service_worker : Path("/service-worker.js") {
     my ($self, $c) = @_;
-    return $c->user_exists && $c->user->has_body_permission_to('planned_reports')
-        && !($c->user->is_superuser && FixMyStreet->staging_flag('enable_appcache', 0));
+    $c->res->content_type('application/javascript');
 }
 
-sub manifest : Path("/offline/appcache.manifest") {
+sub fallback : Local {
     my ($self, $c) = @_;
-    unless ($c->forward('have_appcache')) {
-        $c->response->status(404);
-        $c->response->body('NOT FOUND');
-    }
-    $c->res->content_type('text/cache-manifest; charset=utf-8');
-    $c->res->header(Cache_Control => 'no-cache, no-store');
 }
 
-sub appcache : Path("/offline/appcache") {
+sub manifest: Path("/.well-known/manifest.webmanifest") {
     my ($self, $c) = @_;
-    $c->detach('/page_error_404_not_found', []) if keys %{$c->req->params} && !$c->req->query_keywords;
-    unless ($c->forward('have_appcache')) {
-        $c->response->status(404);
-        $c->response->body('NOT FOUND');
+    $c->res->content_type('application/manifest+json');
+
+    my $theme = $c->model('DB::ManifestTheme')->find({ cobrand => $c->cobrand->moniker });
+    unless ( $theme ) {
+        $theme = $c->model('DB::ManifestTheme')->new({
+            name => $c->stash->{site_name},
+            short_name => $c->stash->{site_name},
+            background_colour => '#ffffff',
+            theme_colour => '#ffd000',
+        });
     }
+
+    my @icons;
+    my $uri = '/theme/' . $c->cobrand->moniker;
+    my $theme_path = path(FixMyStreet->path_to('web' . $uri));
+    $theme_path->visit(
+        sub {
+            my ($x, $y, $typ) = Image::Size::imgsize($_->stringify);
+            push @icons, {
+                src => join('/', $uri, $_->basename),
+                sizes => join('x', $x, $y),
+                type => $typ eq 'PNG' ? 'image/png' : $typ eq 'GIF' ? 'image/gif' : $typ eq 'JPG' ? 'image/jpeg' : '',
+            };
+        }
+    );
+
+    unless (@icons) {
+        push @icons,
+            { src => "/cobrands/fixmystreet/images/192.png", sizes => "192x192", type => "image/png" },
+            { src => "/cobrands/fixmystreet/images/512.png", sizes => "512x512", type => "image/png" };
+    }
+
+    my $data = {
+        name => $theme->name,
+        short_name => $theme->short_name,
+        background_color => $theme->background_colour,
+        theme_color => $theme->theme_colour,
+        icons => \@icons,
+        lang => $c->stash->{lang_code},
+        display => "minimal-ui",
+        start_url => "/?pwa",
+        scope => "/",
+    };
+    if ($c->cobrand->can('manifest')) {
+        $data = { %$data, %{$c->cobrand->manifest} };
+    }
+
+    my $json = encode_json($data);
+    $c->res->body($json);
 }
 
 __PACKAGE__->meta->make_immutable;