diff --git a/callback.go b/callback.go index a4382147b..6f60511b1 100644 --- a/callback.go +++ b/callback.go @@ -1,6 +1,6 @@ package gorm -import "log" +import "fmt" // DefaultCallback default callbacks defined by gorm var DefaultCallback = &Callback{} @@ -13,6 +13,7 @@ var DefaultCallback = &Callback{} // Field `rowQueries` contains callbacks will be call when querying object with Row, Rows... // Field `processors` contains all callback processors, will be used to generate above callbacks in order type Callback struct { + logger logger creates []*func(scope *Scope) updates []*func(scope *Scope) deletes []*func(scope *Scope) @@ -23,6 +24,7 @@ type Callback struct { // CallbackProcessor contains callback informations type CallbackProcessor struct { + logger logger name string // current callback's name before string // register current callback before a callback after string // register current callback after a callback @@ -33,8 +35,9 @@ type CallbackProcessor struct { parent *Callback } -func (c *Callback) clone() *Callback { +func (c *Callback) clone(logger logger) *Callback { return &Callback{ + logger: logger, creates: c.creates, updates: c.updates, deletes: c.deletes, @@ -53,28 +56,28 @@ func (c *Callback) clone() *Callback { // scope.Err(errors.New("error")) // }) func (c *Callback) Create() *CallbackProcessor { - return &CallbackProcessor{kind: "create", parent: c} + return &CallbackProcessor{logger: c.logger, kind: "create", parent: c} } // Update could be used to register callbacks for updating object, refer `Create` for usage func (c *Callback) Update() *CallbackProcessor { - return &CallbackProcessor{kind: "update", parent: c} + return &CallbackProcessor{logger: c.logger, kind: "update", parent: c} } // Delete could be used to register callbacks for deleting object, refer `Create` for usage func (c *Callback) Delete() *CallbackProcessor { - return &CallbackProcessor{kind: "delete", parent: c} + return &CallbackProcessor{logger: c.logger, kind: "delete", parent: c} } // Query could be used to register callbacks for querying objects with query methods like `Find`, `First`, `Related`, `Association`... // Refer `Create` for usage func (c *Callback) Query() *CallbackProcessor { - return &CallbackProcessor{kind: "query", parent: c} + return &CallbackProcessor{logger: c.logger, kind: "query", parent: c} } // RowQuery could be used to register callbacks for querying objects with `Row`, `Rows`, refer `Create` for usage func (c *Callback) RowQuery() *CallbackProcessor { - return &CallbackProcessor{kind: "row_query", parent: c} + return &CallbackProcessor{logger: c.logger, kind: "row_query", parent: c} } // After insert a new callback after callback `callbackName`, refer `Callbacks.Create` @@ -93,7 +96,7 @@ func (cp *CallbackProcessor) Before(callbackName string) *CallbackProcessor { func (cp *CallbackProcessor) Register(callbackName string, callback func(scope *Scope)) { if cp.kind == "row_query" { if cp.before == "" && cp.after == "" && callbackName != "gorm:row_query" { - log.Printf("Registing RowQuery callback %v without specify order with Before(), After(), applying Before('gorm:row_query') by default for compatibility...\n", callbackName) + cp.logger.Print(fmt.Sprintf("Registering RowQuery callback %v without specify order with Before(), After(), applying Before('gorm:row_query') by default for compatibility...\n", callbackName)) cp.before = "gorm:row_query" } } @@ -107,7 +110,7 @@ func (cp *CallbackProcessor) Register(callbackName string, callback func(scope * // Remove a registered callback // db.Callback().Create().Remove("gorm:update_time_stamp_when_create") func (cp *CallbackProcessor) Remove(callbackName string) { - log.Printf("[info] removing callback `%v` from %v\n", callbackName, fileWithLineNum()) + cp.logger.Print(fmt.Sprintf("[info] removing callback `%v` from %v\n", callbackName, fileWithLineNum())) cp.name = callbackName cp.remove = true cp.parent.processors = append(cp.parent.processors, cp) @@ -120,7 +123,7 @@ func (cp *CallbackProcessor) Remove(callbackName string) { // scope.SetColumn("Updated", now) // }) func (cp *CallbackProcessor) Replace(callbackName string, callback func(scope *Scope)) { - log.Printf("[info] replacing callback `%v` from %v\n", callbackName, fileWithLineNum()) + cp.logger.Print(fmt.Sprintf("[info] replacing callback `%v` from %v\n", callbackName, fileWithLineNum())) cp.name = callbackName cp.processor = &callback cp.replace = true @@ -159,7 +162,7 @@ func sortProcessors(cps []*CallbackProcessor) []*func(scope *Scope) { for _, cp := range cps { // show warning message the callback name already exists if index := getRIndex(allNames, cp.name); index > -1 && !cp.replace && !cp.remove { - log.Printf("[warning] duplicated callback `%v` from %v\n", cp.name, fileWithLineNum()) + cp.logger.Print(fmt.Sprintf("[warning] duplicated callback `%v` from %v\n", cp.name, fileWithLineNum())) } allNames = append(allNames, cp.name) } diff --git a/callback_system_test.go b/callback_system_test.go index 13ca3f428..2482eda4b 100644 --- a/callback_system_test.go +++ b/callback_system_test.go @@ -23,7 +23,7 @@ func afterCreate1(s *Scope) {} func afterCreate2(s *Scope) {} func TestRegisterCallback(t *testing.T) { - var callback = &Callback{} + var callback = &Callback{logger: defaultLogger} callback.Create().Register("before_create1", beforeCreate1) callback.Create().Register("before_create2", beforeCreate2) @@ -37,7 +37,7 @@ func TestRegisterCallback(t *testing.T) { } func TestRegisterCallbackWithOrder(t *testing.T) { - var callback1 = &Callback{} + var callback1 = &Callback{logger: defaultLogger} callback1.Create().Register("before_create1", beforeCreate1) callback1.Create().Register("create", create) callback1.Create().Register("after_create1", afterCreate1) @@ -46,7 +46,7 @@ func TestRegisterCallbackWithOrder(t *testing.T) { t.Errorf("register callback with order") } - var callback2 = &Callback{} + var callback2 = &Callback{logger: defaultLogger} callback2.Update().Register("create", create) callback2.Update().Before("create").Register("before_create1", beforeCreate1) @@ -60,7 +60,7 @@ func TestRegisterCallbackWithOrder(t *testing.T) { } func TestRegisterCallbackWithComplexOrder(t *testing.T) { - var callback1 = &Callback{} + var callback1 = &Callback{logger: defaultLogger} callback1.Query().Before("after_create1").After("before_create1").Register("create", create) callback1.Query().Register("before_create1", beforeCreate1) @@ -70,7 +70,7 @@ func TestRegisterCallbackWithComplexOrder(t *testing.T) { t.Errorf("register callback with order") } - var callback2 = &Callback{} + var callback2 = &Callback{logger: defaultLogger} callback2.Delete().Before("after_create1").After("before_create1").Register("create", create) callback2.Delete().Before("create").Register("before_create1", beforeCreate1) @@ -86,7 +86,7 @@ func TestRegisterCallbackWithComplexOrder(t *testing.T) { func replaceCreate(s *Scope) {} func TestReplaceCallback(t *testing.T) { - var callback = &Callback{} + var callback = &Callback{logger: defaultLogger} callback.Create().Before("after_create1").After("before_create1").Register("create", create) callback.Create().Register("before_create1", beforeCreate1) @@ -99,7 +99,7 @@ func TestReplaceCallback(t *testing.T) { } func TestRemoveCallback(t *testing.T) { - var callback = &Callback{} + var callback = &Callback{logger: defaultLogger} callback.Create().Before("after_create1").After("before_create1").Register("create", create) callback.Create().Register("before_create1", beforeCreate1) diff --git a/main.go b/main.go index 168203536..079a380d3 100644 --- a/main.go +++ b/main.go @@ -138,7 +138,7 @@ func (s *DB) Dialect() Dialect { // db.Callback().Create().Register("update_created_at", updateCreated) // Refer https://jinzhu.github.io/gorm/development.html#callbacks func (s *DB) Callback() *Callback { - s.parent.callbacks = s.parent.callbacks.clone() + s.parent.callbacks = s.parent.callbacks.clone(s.logger) return s.parent.callbacks }