3 files changed, 101 insertions, 2 deletions

diff --git a/perllib/FixMyStreet/App/Controller/Alert.pm b/perllib/FixMyStreet/App/Controller/Alert.pm
index 12624b8f2..742aa6c1d 100644
--- a/perllib/FixMyStreet/App/Controller/Alert.pm
+++ b/perllib/FixMyStreet/App/Controller/Alert.pm
@@ -298,7 +298,7 @@ sub subscribe_email : Private {
             $options->{parameter2} = $params[1];
         }
 
-        $alert = $c->model('DB::Alert')->find( $options );
+        $alert = $c->model('DB::Alert')->find($options);
 
         unless ($alert) {
             $options->{cobrand}      = $c->cobrand->moniker();
@@ -335,6 +335,28 @@ sub subscribe_email : Private {
     );
 }
 
+=head2 confirm
+
+Confirm signup to an alert
+
+=cut
+
+sub confirm : Private {
+    my ( $self, $c ) = @_;
+
+    my $alert = $c->stash->{alert};
+    $c->stash->{template} = 'alert/confirm.html';
+
+    if ( $c->stash->{confirm_type} eq 'subscribe' ) {
+        $alert->confirm();
+        $alert->update;
+    }
+    elsif ( $c->stash->{confirm_type} eq 'unsubscribe' ) {
+        $alert->delete();
+        $alert->update;
+    }
+}
+
 =head2 prettify_pc
 
 This will canonicalise and prettify the postcode and stick a pretty_pc and pretty_pc_text in the stash.
diff --git a/perllib/FixMyStreet/App/Controller/Tokens.pm b/perllib/FixMyStreet/App/Controller/Tokens.pm
index 369be23c6..9cbbc42b4 100644
--- a/perllib/FixMyStreet/App/Controller/Tokens.pm
+++ b/perllib/FixMyStreet/App/Controller/Tokens.pm
@@ -82,7 +82,37 @@ sub redirect_to_partial_problem : Path('/L') {
     my ( $self, $c, $token_code ) = @_;
 
     my $url = $c->uri_for( "/report/new", { partial => $token_code } );
-    return $c->res->redirect( $url );
+    return $c->res->redirect($url);
+}
+
+=head2 confirm_alert
+
+    /A/([0-9A-Za-z]{16,18}).*$
+
+Confirm an alert - url appears in emails sent to users after they create the
+alert but are not logged in.
+
+=cut
+
+sub confirm_alert : Path('/A') {
+    my ( $self, $c, $token_code ) = @_;
+
+    my $auth_token = $c->forward( 'load_auth_token', [ $token_code, 'alert' ] );
+
+    # Load the problem
+    my $alert_id = $auth_token->data->{id};
+    $c->stash->{confirm_type} = $auth_token->data->{type};
+    my $alert = $c->model('DB::Alert')->find( { id => $alert_id } )
+      || $c->detach('token_error');
+    $c->stash->{alert} = $alert;
+
+    # check that this email or domain are not the cause of abuse. If so hide it.
+    if ( $alert->is_from_abuser ) {
+        $c->stash->{template} = 'tokens/abuse.html';
+        return;
+    }
+
+    $c->forward('/alert/confirm');
 }
 
 =head2 load_auth_token
diff --git a/perllib/FixMyStreet/DB/Result/Alert.pm b/perllib/FixMyStreet/DB/Result/Alert.pm
index 4196af4b2..9b71e16a8 100644
--- a/perllib/FixMyStreet/DB/Result/Alert.pm
+++ b/perllib/FixMyStreet/DB/Result/Alert.pm
@@ -49,4 +49,51 @@ __PACKAGE__->set_primary_key("id");
 # DO NOT MODIFY THIS OR ANYTHING ABOVE! md5sum:tfT1PBeEOwcLsQaX+HXSKA
 
 # You can replace this text with custom code or comments, and it will be preserved on regeneration
+
+# FIXME: this is more or less duplicated from problem. need to stick somewhere common
+
+
+=head2 is_from_abuser
+
+    $bool = $alert->is_from_abuser(  );
+
+Returns true if the user's email or its domain is listed in the 'abuse' table.
+
+=cut
+
+sub is_from_abuser {
+    my $self = shift;
+
+    # get the domain
+    my $email = $self->email;
+    my ($domain) = $email =~ m{ @ (.*) \z }x;
+
+    # search for an entry in the abuse table
+    my $abuse_rs = $self->result_source->schema->resultset('Abuse');
+
+    return
+         $abuse_rs->find( { email => $email } )
+      || $abuse_rs->find( { email => $domain } )
+      || undef;
+}
+
+=head2 confirm
+
+    $alert->confirm();
+
+Sets the state of the alert to confirmed.
+
+=cut
+
+sub confirm {
+    my $self = shift;
+
+    return if $self->confirmed == 1 and $self->whendisabled ne 'null';
+
+    $self->confirmed(1);
+    $self->whendisabled(undef);
+
+    return 1;
+}
+
 1;