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https://github.com/cgrates/cgrates.git
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101 lines
2.7 KiB
Go
101 lines
2.7 KiB
Go
/*
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Rating system designed to be used in VoIP Carriers World
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Copyright (C) 2013 ITsysCOM
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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package console
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"reflect"
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"regexp"
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"strings"
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"github.com/cgrates/cgrates/utils"
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)
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var (
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lineR = regexp.MustCompile(`(\w+)\s*=\s*(\[.+?\]|.+?)(?:\s+|$)`)
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jsonR = regexp.MustCompile(`"(\w+)":(\[.+?\]|.+?)[,|}]`)
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)
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// Commander implementation
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type CommandExecuter struct {
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command Commander
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}
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func (ce *CommandExecuter) Usage() string {
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jsn, _ := json.Marshal(ce.command.RpcParams())
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return fmt.Sprintf("\n\tUsage: %s %s \n", ce.command.Name(), FromJSON(jsn, ce.command.ClientArgs()))
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}
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// Parses command line args and builds CmdBalance value
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func (ce *CommandExecuter) FromArgs(args string, verbose bool) error {
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if err := json.Unmarshal(ToJSON(args), ce.command.RpcParams()); err != nil {
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return err
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}
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if verbose {
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jsn, _ := json.Marshal(ce.command.RpcParams())
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fmt.Println(ce.command.Name(), FromJSON(jsn, ce.command.ClientArgs()))
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}
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return nil
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}
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func (ce *CommandExecuter) ClientArgs() (args []string) {
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val := reflect.ValueOf(ce.command.RpcParams()).Elem()
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for i := 0; i < val.NumField(); i++ {
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typeField := val.Type().Field(i)
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args = append(args, typeField.Name)
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}
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return
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}
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// To be overwritten by commands that do not need a rpc call
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func (ce *CommandExecuter) LocalExecute() string {
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return ""
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}
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func ToJSON(line string) (jsn []byte) {
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if !strings.Contains(line, "=") {
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line = fmt.Sprintf("Item=\"%s\"", line)
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}
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jsn = append(jsn, '{')
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for _, group := range lineR.FindAllStringSubmatch(line, -1) {
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if len(group) == 3 {
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jsn = append(jsn, []byte(fmt.Sprintf("\"%s\":%s,", group[1], group[2]))...)
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}
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}
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jsn = bytes.TrimRight(jsn, ",")
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jsn = append(jsn, '}')
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return
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}
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func FromJSON(jsn []byte, interestingFields []string) (line string) {
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if !bytes.Contains(jsn, []byte{':'}) {
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return fmt.Sprintf("\"%s\"", string(jsn))
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}
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for _, group := range jsonR.FindAllSubmatch(jsn, -1) {
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if len(group) == 3 {
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if utils.IsSliceMember(interestingFields, string(group[1])) {
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line += fmt.Sprintf("%s=%s ", group[1], group[2])
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}
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}
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}
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return strings.TrimSpace(line)
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}
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