mirror of https://github.com/go-gorm/gorm.git
54 lines
1.5 KiB
Go
54 lines
1.5 KiB
Go
package gorm
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import (
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"fmt"
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"strings"
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"time"
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)
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func BeforeUpdate(scope *Scope) {
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scope.CallMethod("BeforeSave")
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scope.CallMethod("BeforeUpdate")
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}
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func UpdateTimeStampWhenUpdate(scope *Scope) {
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if !scope.HasError() {
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scope.SetColumn("UpdatedAt", time.Now())
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}
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}
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func Update(scope *Scope) {
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if !scope.HasError() {
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var sqls []string
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for _, field := range scope.Fields() {
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if field.DBName != scope.PrimaryKey() && len(field.SqlTag) > 0 && !field.IsIgnored {
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sqls = append(sqls, fmt.Sprintf("%v = %v", scope.quote(field.DBName), scope.AddToVars(field.Value)))
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}
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}
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scope.Raw(fmt.Sprintf(
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"UPDATE %v SET %v %v",
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scope.TableName(),
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strings.Join(sqls, ", "),
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scope.CombinedConditionSql(),
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))
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scope.Exec()
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}
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}
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func AfterUpdate(scope *Scope) {
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scope.CallMethod("AfterUpdate")
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scope.CallMethod("AfterSave")
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}
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func init() {
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DefaultCallback.Update().Register("begin_transaction", BeginTransaction)
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DefaultCallback.Update().Register("before_update", BeforeUpdate)
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DefaultCallback.Update().Register("save_before_associations", SaveBeforeAssociations)
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DefaultCallback.Update().Register("update_time_stamp_when_update", UpdateTimeStampWhenUpdate)
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DefaultCallback.Update().Register("update", Update)
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DefaultCallback.Update().Register("save_after_associations", SaveAfterAssociations)
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DefaultCallback.Update().Register("after_update", AfterUpdate)
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DefaultCallback.Update().Register("commit_or_rollback_transaction", CommitOrRollbackTransaction)
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}
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