fix naming from fluxxmpp to fluuxmpp

cmd/fluuxmpp/send.go

@@ -0,0 +1,134 @@
+package main
+
+import (
+	"bufio"
+	"os"
+	"strings"
+	"sync"
+
+	"github.com/bdlm/log"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+
+	"gosrc.io/xmpp"
+)
+
+var configFile = ""
+
+// FIXME: Remove global variables
+var isMUCRecipient = false
+
+var cmdSend = &cobra.Command{
+	Use:     "send <recipient,> [message]",
+	Short:   "is a command-line tool to send to send XMPP messages to users",
+	Example: `fluuxmpp send to@chat.sum7.eu "Hello World!"`,
+	Args:    cobra.ExactArgs(2),
+	Run:     sendxmpp,
+}
+
+func sendxmpp(cmd *cobra.Command, args []string) {
+	receiver := strings.Split(args[0], ",")
+	msgText := args[1]
+
+	var err error
+	client, err := xmpp.NewClient(xmpp.Config{
+		Jid:      viper.GetString("jid"),
+		Address:  viper.GetString("addr"),
+		Password: viper.GetString("password"),
+	}, xmpp.NewRouter())
+
+	if err != nil {
+		log.Errorf("error when starting xmpp client: %s", err)
+		return
+	}
+
+	wg := sync.WaitGroup{}
+	wg.Add(1)
+
+	// FIXME: Remove global variables
+	var mucsToLeave []*xmpp.Jid
+
+	cm := xmpp.NewStreamManager(client, func(c xmpp.Sender) {
+		defer wg.Done()
+
+		log.Info("client connected")
+
+		if isMUCRecipient {
+			for _, muc := range receiver {
+				jid, err := xmpp.NewJid(muc)
+				if err != nil {
+					log.WithField("muc", muc).Errorf("skipping invalid muc jid: %w", err)
+					continue
+				}
+				jid.Resource = "sendxmpp"
+
+				if err := joinMUC(c, jid); err != nil {
+					log.WithField("muc", muc).Errorf("error joining muc: %w", err)
+					continue
+				}
+				mucsToLeave = append(mucsToLeave, jid)
+			}
+		}
+
+		if msgText != "-" {
+			send(c, receiver, msgText)
+			return
+		}
+
+		scanner := bufio.NewScanner(os.Stdin)
+		for scanner.Scan() {
+			send(c, receiver, scanner.Text())
+		}
+
+		if err := scanner.Err(); err != nil {
+			log.Errorf("error on reading stdin: %s", err)
+		}
+	})
+	go func() {
+		err := cm.Run()
+		log.Panic("closed connection:", err)
+		wg.Done()
+	}()
+
+	wg.Wait()
+
+	leaveMUCs(client, mucsToLeave)
+}
+
+func init() {
+	cmdRoot.AddCommand(cmdSend)
+
+	cobra.OnInitialize(initConfigFile)
+	cmdSend.PersistentFlags().StringVar(&configFile, "config", "", "config file (default is ~/.config/fluuxmpp.yml)")
+
+	cmdSend.Flags().StringP("jid", "", "", "using jid (required)")
+	viper.BindPFlag("jid", cmdSend.Flags().Lookup("jid"))
+
+	cmdSend.Flags().StringP("password", "", "", "using password for your jid (required)")
+	viper.BindPFlag("password", cmdSend.Flags().Lookup("password"))
+
+	cmdSend.Flags().StringP("addr", "", "", "host[:port]")
+	viper.BindPFlag("addr", cmdSend.Flags().Lookup("addr"))
+
+	cmdSend.Flags().BoolVarP(&isMUCRecipient, "muc", "m", false, "recipient is a muc (join it before sending messages)")
+}
+
+// initConfig reads in config file and ENV variables if set.
+func initConfigFile() {
+	if configFile != "" {
+		viper.SetConfigFile(configFile)
+	}
+
+	viper.SetConfigName("fluuxmpp")
+	viper.AddConfigPath("/etc/")
+	viper.AddConfigPath("$HOME/.config")
+	viper.AddConfigPath(".")
+
+	viper.SetEnvPrefix("FLUXXMPP")
+	viper.AutomaticEnv()
+
+	// If a config file is found, read it in.
+	if err := viper.ReadInConfig(); err != nil {
+		log.Warnf("no configuration found (somebody could read your password from process argument list): %s", err)
+	}
+}