forked from mirror/gorm
89 lines
2.6 KiB
Go
89 lines
2.6 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 AssignUpdateAttributes(scope *Scope) {
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if attrs, ok := scope.InstanceGet("gorm:update_interface"); ok {
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if maps := convertInterfaceToMap(attrs); len(maps) > 0 {
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protected, ok := scope.Get("gorm:ignore_protected_attrs")
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_, updateColumn := scope.Get("gorm:update_column")
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updateAttrs, hasUpdate := scope.updatedAttrsWithValues(maps, ok && protected.(bool))
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if updateColumn {
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scope.InstanceSet("gorm:update_attrs", maps)
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} else if len(updateAttrs) > 0 {
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scope.InstanceSet("gorm:update_attrs", updateAttrs)
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} else if !hasUpdate {
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scope.SkipLeft()
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return
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}
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}
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}
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}
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func BeforeUpdate(scope *Scope) {
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_, ok := scope.Get("gorm:update_column")
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if !ok {
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scope.CallMethod("BeforeSave")
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scope.CallMethod("BeforeUpdate")
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}
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}
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func UpdateTimeStampWhenUpdate(scope *Scope) {
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_, ok := scope.Get("gorm:update_column")
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if !ok {
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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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updateAttrs, ok := scope.InstanceGet("gorm:update_attrs")
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if ok {
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for key, value := range updateAttrs.(map[string]interface{}) {
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sqls = append(sqls, fmt.Sprintf("%v = %v", scope.Quote(key), scope.AddToVars(value)))
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}
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} else {
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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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}
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scope.Raw(fmt.Sprintf(
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"UPDATE %v SET %v %v",
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scope.QuotedTableName(),
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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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_, ok := scope.Get("gorm:update_column")
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if !ok {
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scope.CallMethod("AfterUpdate")
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scope.CallMethod("AfterSave")
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}
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}
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func init() {
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DefaultCallback.Update().Register("gorm:assign_update_attributes", AssignUpdateAttributes)
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DefaultCallback.Update().Register("gorm:begin_transaction", BeginTransaction)
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DefaultCallback.Update().Register("gorm:before_update", BeforeUpdate)
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DefaultCallback.Update().Register("gorm:save_before_associations", SaveBeforeAssociations)
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DefaultCallback.Update().Register("gorm:update_time_stamp_when_update", UpdateTimeStampWhenUpdate)
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DefaultCallback.Update().Register("gorm:update", Update)
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DefaultCallback.Update().Register("gorm:save_after_associations", SaveAfterAssociations)
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DefaultCallback.Update().Register("gorm:after_update", AfterUpdate)
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DefaultCallback.Update().Register("gorm:commit_or_rollback_transaction", CommitOrRollbackTransaction)
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}
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