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path.go
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path.go
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// Copyright 2023 The casbin 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 util
import (
"io/ioutil"
"net/url"
"os"
"strings"
)
func FileExist(path string) bool {
if _, err := os.Stat(path); os.IsNotExist(err) {
return false
} else if err != nil {
return false
}
return true
}
func ListFiles(path string) []string {
res := []string{}
files, err := ioutil.ReadDir(path)
if err != nil {
panic(err)
}
for _, f := range files {
if !f.IsDir() {
res = append(res, f.Name())
}
}
return res
}
func FilterQuery(urlString string, blackList []string) string {
urlData, err := url.Parse(urlString)
if err != nil {
return urlString
}
queries := urlData.Query()
retQuery := make(url.Values)
inBlackList := false
for key, value := range queries {
inBlackList = false
for _, blackListItem := range blackList {
if blackListItem == key {
inBlackList = true
break
}
}
if !inBlackList {
retQuery[key] = value
}
}
if len(retQuery) > 0 {
return urlData.Path + "?" + strings.ReplaceAll(retQuery.Encode(), "%2F", "/")
} else {
return urlData.Path
}
}