1 files changed, 81 insertions, 0 deletions
diff --git a/internal/db/bundb/domain.go b/internal/db/bundb/domain.go
new file mode 100644
index 000000000..6aa2b8ffe
--- /dev/null
+++ b/internal/db/bundb/domain.go
@@ -0,0 +1,81 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package bundb
+
+import (
+	"context"
+	"net/url"
+
+	"github.com/sirupsen/logrus"
+	"github.com/superseriousbusiness/gotosocial/internal/config"
+	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+	"github.com/superseriousbusiness/gotosocial/internal/util"
+	"github.com/uptrace/bun"
+)
+
+type domainDB struct {
+	config *config.Config
+	conn   *bun.DB
+	log    *logrus.Logger
+}
+
+func (d *domainDB) IsDomainBlocked(ctx context.Context, domain string) (bool, db.Error) {
+	if domain == "" {
+		return false, nil
+	}
+
+	q := d.conn.
+		NewSelect().
+		Model(&gtsmodel.DomainBlock{}).
+		Where("LOWER(domain) = LOWER(?)", domain).
+		Limit(1)
+
+	return exists(ctx, q)
+}
+
+func (d *domainDB) AreDomainsBlocked(ctx context.Context, domains []string) (bool, db.Error) {
+	// filter out any doubles
+	uniqueDomains := util.UniqueStrings(domains)
+
+	for _, domain := range uniqueDomains {
+		if blocked, err := d.IsDomainBlocked(ctx, domain); err != nil {
+			return false, err
+		} else if blocked {
+			return blocked, nil
+		}
+	}
+
+	// no blocks found
+	return false, nil
+}
+
+func (d *domainDB) IsURIBlocked(ctx context.Context, uri *url.URL) (bool, db.Error) {
+	domain := uri.Hostname()
+	return d.IsDomainBlocked(ctx, domain)
+}
+
+func (d *domainDB) AreURIsBlocked(ctx context.Context, uris []*url.URL) (bool, db.Error) {
+	domains := []string{}
+	for _, uri := range uris {
+		domains = append(domains, uri.Hostname())
+	}
+
+	return d.AreDomainsBlocked(ctx, domains)
+}