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Copy pathurl.go
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85 lines (77 loc) · 2.34 KB
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// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
// You can obtain one at https://github.com/gogf/gf.
// Package gurl provides useful API for URL handling.
package gurl
import (
"net/url"
"strings"
)
// Encode escapes the string so it can be safely placed
// inside a URL query.
func Encode(str string) string {
return url.QueryEscape(str)
}
// Decode does the inverse transformation of Encode,
// converting each 3-byte encoded substring of the form "%AB" into the
// hex-decoded byte 0xAB.
// It returns an error if any % is not followed by two hexadecimal
// digits.
func Decode(str string) (string, error) {
return url.QueryUnescape(str)
}
// URL-encode according to RFC 3986.
// See http://php.net/manual/en/function.rawurlencode.php.
func RawEncode(str string) string {
return strings.Replace(url.QueryEscape(str), "+", "%20", -1)
}
// Decode URL-encoded strings.
// See http://php.net/manual/en/function.rawurldecode.php.
func RawDecode(str string) (string, error) {
return url.QueryUnescape(strings.Replace(str, "%20", "+", -1))
}
// Generate URL-encoded query string.
// See http://php.net/manual/en/function.http-build-query.php.
func BuildQuery(queryData url.Values) string {
return queryData.Encode()
}
// Parse a URL and return its components.
// -1: all; 1: scheme; 2: host; 4: port; 8: user; 16: pass; 32: path; 64: query; 128: fragment.
// See http://php.net/manual/en/function.parse-url.php.
func ParseURL(str string, component int) (map[string]string, error) {
u, err := url.Parse(str)
if err != nil {
return nil, err
}
if component == -1 {
component = 1 | 2 | 4 | 8 | 16 | 32 | 64 | 128
}
var components = make(map[string]string)
if (component & 1) == 1 {
components["scheme"] = u.Scheme
}
if (component & 2) == 2 {
components["host"] = u.Hostname()
}
if (component & 4) == 4 {
components["port"] = u.Port()
}
if (component & 8) == 8 {
components["user"] = u.User.Username()
}
if (component & 16) == 16 {
components["pass"], _ = u.User.Password()
}
if (component & 32) == 32 {
components["path"] = u.Path
}
if (component & 64) == 64 {
components["query"] = u.RawQuery
}
if (component & 128) == 128 {
components["fragment"] = u.Fragment
}
return components, nil
}