Fix bug on pull requests when transfer head repository (#8564)

* fix bug on pull requests when transfer head repository

* add migration and fix lint

* fix tests and add a cache check on LoadBaseRepo

2 files changed, 17 insertions, 0 deletions

diff --git a/models/migrations/migrations.go b/models/migrations/migrations.go
index 19b1095cd3..8064eccfc1 100644
--- a/models/migrations/migrations.go
+++ b/models/migrations/migrations.go
@@ -258,6 +258,8 @@ var migrations = []Migration{
 	NewMigration("update migration repositories' service type", updateMigrationServiceTypes),
 	// v101 -> v102
 	NewMigration("change length of some external login users columns", changeSomeColumnsLengthOfExternalLoginUser),
+	// v102 -> v103
+	NewMigration("update migration repositories' service type", dropColumnHeadUserNameOnPullRequest),
 }
 
 // Migrate database to current version
diff --git a/models/migrations/v102.go b/models/migrations/v102.go
new file mode 100644
index 0000000000..74e8574ec3
--- /dev/null
+++ b/models/migrations/v102.go
@@ -0,0 +1,15 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package migrations
+
+import (
+	"xorm.io/xorm"
+)
+
+func dropColumnHeadUserNameOnPullRequest(x *xorm.Engine) error {
+	sess := x.NewSession()
+	defer sess.Close()
+	return dropTableColumns(sess, "pull_request", "head_user_name")
+}