1 files changed, 28 insertions, 0 deletions
diff --git a/models/migrations/v1_15/v179.go b/models/migrations/v1_15/v179.go
new file mode 100644
index 0000000..f6b142e
--- /dev/null
+++ b/models/migrations/v1_15/v179.go
@@ -0,0 +1,28 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package v1_15 //nolint
+
+import (
+	"code.gitea.io/gitea/models/migrations/base"
+
+	"xorm.io/xorm"
+	"xorm.io/xorm/schemas"
+)
+
+func ConvertAvatarURLToText(x *xorm.Engine) error {
+	dbType := x.Dialect().URI().DBType
+	if dbType == schemas.SQLITE { // For SQLITE, varchar or char will always be represented as TEXT
+		return nil
+	}
+
+	// Some oauth2 providers may give very long avatar urls (i.e. Google)
+	return base.ModifyColumn(x, "external_login_user", &schemas.Column{
+		Name: "avatar_url",
+		SQLType: schemas.SQLType{
+			Name: schemas.Text,
+		},
+		Nullable:       true,
+		DefaultIsEmpty: true,
+	})
+}