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Beego/filter.go
Ming Deng 650fde66aa Revert "Merge pull request #4254 from astaxie/develop-2.0"
This reverts commit e284b0ddae, reversing
changes made to 8ef8fd2606.
2020-11-26 17:48:29 +08:00

45 lines
1.5 KiB
Go

// Copyright 2014 beego Author. 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 beego
import "github.com/astaxie/beego/context"
// FilterFunc defines a filter function which is invoked before the controller handler is executed.
type FilterFunc func(*context.Context)
// FilterRouter defines a filter operation which is invoked before the controller handler is executed.
// It can match the URL against a pattern, and execute a filter function
// when a request with a matching URL arrives.
type FilterRouter struct {
filterFunc FilterFunc
tree *Tree
pattern string
returnOnOutput bool
resetParams bool
}
// ValidRouter checks if the current request is matched by this filter.
// If the request is matched, the values of the URL parameters defined
// by the filter pattern are also returned.
func (f *FilterRouter) ValidRouter(url string, ctx *context.Context) bool {
isOk := f.tree.Match(url, ctx)
if isOk != nil {
if b, ok := isOk.(bool); ok {
return b
}
}
return false
}