✨ 增加socks5协议支持

parser/socks.go

@@ -0,0 +1,79 @@
+package parser
+
+import (
+	"fmt"
+	"github.com/nitezs/sub2clash/constant"
+	"github.com/nitezs/sub2clash/model"
+	"net/url"
+	"strings"
+)
+
+func ParseSocks(proxy string) (model.Proxy, error) {
+	if !strings.HasPrefix(proxy, constant.SocksPrefix) {
+		return model.Proxy{}, &ParseError{Type: ErrInvalidPrefix, Raw: proxy}
+	}
+	link, err := url.Parse(proxy)
+	if err != nil {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "url parse error",
+			Raw:     proxy,
+		}
+	}
+	server := link.Hostname()
+	if server == "" {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "missing server host",
+			Raw:     proxy,
+		}
+	}
+	portStr := link.Port()
+	if portStr == "" {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "missing server port",
+			Raw:     proxy,
+		}
+	}
+	port, err := ParsePort(portStr)
+	if err != nil {
+		return model.Proxy{}, &ParseError{
+			Type: ErrInvalidPort,
+			Raw:  portStr,
+		}
+	}
+
+	remarks := link.Fragment
+	if remarks == "" {
+		remarks = fmt.Sprintf("%s:%s", server, portStr)
+	}
+	remarks = strings.TrimSpace(remarks)
+
+	encodeStr := link.User.Username()
+	var username, password string
+	if encodeStr != "" {
+		decodeStr, err := DecodeBase64(encodeStr)
+		splitStr := strings.Split(decodeStr, ":")
+		if err != nil {
+			return model.Proxy{}, &ParseError{
+				Type:    ErrInvalidStruct,
+				Message: "url parse error",
+				Raw:     proxy,
+			}
+		}
+		username = splitStr[0]
+		if len(splitStr) == 2 {
+			password = splitStr[1]
+		}
+	}
+	return model.Proxy{
+		Type:     "socks5",
+		Name:     remarks,
+		Server:   server,
+		Port:     port,
+		Username: username,
+		Password: password,
+	}, nil
+
+}