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Beego/pkg/adapter/policy.go
2020-09-05 16:24:19 +08:00

58 lines
1.8 KiB
Go

// Copyright 2016 beego authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package adapter
import (
"github.com/astaxie/beego/pkg/adapter/context"
"github.com/astaxie/beego/pkg/server/web"
beecontext "github.com/astaxie/beego/pkg/server/web/context"
)
// PolicyFunc defines a policy function which is invoked before the controller handler is executed.
type PolicyFunc func(*context.Context)
// FindPolicy Find Router info for URL
func (p *ControllerRegister) FindPolicy(cont *context.Context) []PolicyFunc {
pf := (*web.ControllerRegister)(p).FindPolicy((*beecontext.Context)(cont))
npf := newToOldPolicyFunc(pf)
return npf
}
func newToOldPolicyFunc(pf []web.PolicyFunc) []PolicyFunc {
npf := make([]PolicyFunc, 0, len(pf))
for _, f := range pf {
npf = append(npf, func(c *context.Context) {
f((*beecontext.Context)(c))
})
}
return npf
}
func oldToNewPolicyFunc(pf []PolicyFunc) []web.PolicyFunc {
npf := make([]web.PolicyFunc, 0, len(pf))
for _, f := range pf {
npf = append(npf, func(c *beecontext.Context) {
f((*context.Context)(c))
})
}
return npf
}
// Policy Register new policy in beego
func Policy(pattern, method string, policy ...PolicyFunc) {
pf := oldToNewPolicyFunc(policy)
web.Policy(pattern, method, pf...)
}