mirror of
https://salsa.debian.org/mdosch/feed-to-muc.git
synced 2024-11-22 14:08:39 +01:00
Distributed the code on several files to get a better overview.
This commit is contained in:
Martin Dosch
parent
8ac7a60770
commit
62dfe9d3ac
6 changed files with 360 additions and 330 deletions
337
feed-to-muc.go
337
feed-to-muc.go
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@ -4,31 +4,13 @@ Licensed under the "MIT License" */
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package main
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import (
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"encoding/json"
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"flag"
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"log"
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"os"
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"os/user"
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"strings"
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"time"
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"github.com/chilts/sid"
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"github.com/mattn/go-xmpp"
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)
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// Variables defined globally as they are used by functions pingMUC
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// and processStanzas.
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var (
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id string
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err error
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pingSent time.Time
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pingReceived bool
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)
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func main() {
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var configPath, configFile string
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type configuration struct {
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ServerAddress string
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BotJid string
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@ -44,72 +26,21 @@ func main() {
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Feeds []string
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}
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// Variables defined globally as they are used by functions pingMUC
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// and processStanzas.
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var (
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ID string
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pingSent time.Time
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pingReceived bool
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)
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func main() {
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// Read path to config from command line option.
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configFilePtr := flag.String("config", "none", "path to configuration file")
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flag.Parse()
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if *configFilePtr != "none" {
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configFile = *configFilePtr
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} else {
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// Get systems user config path.
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osConfigDir := os.Getenv("$XDG_CONFIG_HOME")
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if osConfigDir != "" {
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// Create configPath if not yet existing.
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configPath = osConfigDir + "/.config/feed-to-muc/"
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if _, err := os.Stat(configPath); os.IsNotExist(err) {
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err = os.MkdirAll(configPath, 0700)
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if err != nil {
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log.Fatal("Error: Can't create config path: ", err)
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}
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}
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} else { // Get the current user.
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curUser, err := user.Current()
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if err != nil {
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log.Fatal("Error: Can't get current user: ", err)
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return
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}
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// Get home directory.
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home := curUser.HomeDir
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if home == "" {
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log.Fatal("Error: No home directory available.")
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return
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}
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// Create configPath if not yet existing.
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configPath = home + "/.config/feed-to-muc/"
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if _, err := os.Stat(configPath + "config.json"); os.IsNotExist(err) {
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err = os.MkdirAll(configPath, 0700)
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if err != nil {
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log.Fatal("Error: Can't create config path: ", err)
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}
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}
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}
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configFile = configPath + "config.json"
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}
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// Check that config file is existing.
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if _, err := os.Stat(configFile); os.IsNotExist(err) {
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log.Fatal("Error: Can't find config file: ", err)
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}
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// Read configuration file into variable config.
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file, _ := os.Open(configFile)
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defer file.Close()
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decoder := json.NewDecoder(file)
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config := configuration{}
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if err := decoder.Decode(&config); err != nil {
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log.Fatal("Error: Can't decode config: ", err)
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}
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if _, err := os.Stat(configFile); os.IsNotExist(err) {
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err = os.MkdirAll(configPath, 0700)
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if err != nil {
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log.Fatal("Error: Can't create config path: ", err)
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}
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}
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config := openConfig(configFilePtr)
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var client *xmpp.Client
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@ -123,13 +54,13 @@ func main() {
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}
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// Connect to server.
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client, err = options.NewClient()
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client, err := options.NewClient()
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if err != nil {
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log.Fatal("Error: Can't connect to xmpp server: ", err)
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}
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// Join the MUC
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_, err := client.JoinMUCNoHistory(config.Muc, config.MucNick)
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_, err = client.JoinMUCNoHistory(config.Muc, config.MucNick)
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if err != nil {
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log.Fatal("Error: Can't join MUC: ", err)
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}
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@ -172,245 +103,3 @@ func main() {
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time.Sleep(config.RefreshTime * time.Second)
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}
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}
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// Send a ping every 30 seconds after last successful ping to check if the MUC is still available.
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func pingMUC(client *xmpp.Client, botJid string, muc string, mucNick string) {
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for {
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time.Sleep(30 * time.Second)
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// Send ping to own MUC participant to check we are still joined.
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id, err = client.RawInformation(botJid, muc+"/"+mucNick, sid.Id(),
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"get", "<ping xmlns='urn:xmpp:ping'/>")
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if err != nil {
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log.Fatal("Error: Can't send MUC self ping: ", err)
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}
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pingSent = time.Now()
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pingReceived = false
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// Check for result IQ as long as there was no reply yet.
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for (time.Since(pingSent).Seconds() < 10.0) && (pingReceived == false) {
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time.Sleep(1 * time.Second)
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if pingReceived == true {
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break
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}
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}
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// Quit if no ping reply was received.
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if pingReceived == false {
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log.Fatal("MUC not available.")
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}
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}
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}
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// Send a ping to the server every 30 seconds to check if the connection is still alive.
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func pingServer(client *xmpp.Client, server string, botJid string) {
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for {
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time.Sleep(30 * time.Second)
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// Send ping to server to check if connection still exists.
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err := client.PingC2S(botJid, strings.Split(server, ":")[0])
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if err != nil {
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log.Fatal("Error: Client2Server ping failed:", err)
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}
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}
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}
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func processStanzas(client *xmpp.Client, muc string, mucNick string, feeds []string, quiet bool, contact string) {
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for { // Receive stanzas. ToDo: Receive stanzas continiously without 30s delay.
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stanza, err := client.Recv()
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if err != nil {
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log.Fatal("Error: Failed receiving Stanzas:", err)
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}
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// Check stanzas, maybe we want to reply.
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switch v := stanza.(type) {
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// Reply to requests for source and feeds.
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case xmpp.Chat:
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var command string
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// Check for room mention of the bots nick if the the message type is groupchat.
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if v.Type == "groupchat" {
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// Leave if option quiet is set.
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if quiet == true {
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break
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}
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// Get first word of the message and transform it to lower case.
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mention := strings.ToLower(strings.Split(v.Text, " ")[0])
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// If it is not the bots nick remove one trailing character as
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// a lot of clients append `:` or `,` to mentions.
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if mention != strings.ToLower(mucNick) {
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mentionLength := len(mention)
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// Leave if mentionLength is <= 0
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if mentionLength <= 0 {
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break
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}
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mention = mention[:mentionLength-1]
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// Leave if the message is not addressed to the bot.
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if mention != strings.ToLower(mucNick) {
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break
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}
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}
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// As the first word is the mention of the bots nickname, the command is
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// the second word in a groupchat message.
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command = strings.ToLower(strings.Split(v.Text, " ")[1])
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// If the message type is chat (e.g. private message), the command is the
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// first word.
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} else if v.Type == "chat" {
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command = strings.ToLower(strings.Split(v.Text, " ")[0])
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} else {
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break
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}
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// Check for the command.
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switch command {
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// Reply with a short summary of available commands for `help`.
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case "help":
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reply := "The following commands are available:\n" +
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"\"contact\": Show contact for this bot.\n" +
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"\"feeds\": List feeds I'm following.\n" +
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"\"ping\": Sends back a pong.\n" +
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"\"source\": Show source code URL."
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if v.Type == "groupchat" {
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_, err = client.Send(xmpp.Chat{Remote: muc,
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Type: "groupchat", Text: strings.Split(v.Remote, "/")[1] + ": " + reply})
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if err != nil {
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log.Fatal("Error: Failed sending message to MUC:", err)
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}
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} else if v.Type == "chat" {
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_, err = client.Send(xmpp.Chat{Remote: v.Remote,
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Type: "chat", Text: reply})
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if err != nil {
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log.Fatal("Error: Failed sending message to ", v.Remote, ": ", err)
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}
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}
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// Reply with repo address for `source`.
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case "source":
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reply := "My source can be found at " +
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"https://salsa.debian.org/mdosch-guest/feed-to-muc"
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if v.Type == "groupchat" {
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_, err = client.Send(xmpp.Chat{Remote: muc,
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Type: "groupchat", Text: strings.Split(v.Remote, "/")[1] + ": " + reply})
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if err != nil {
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log.Fatal("Error: Failed sending message to MUC:", err)
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}
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} else if v.Type == "chat" {
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_, err = client.Send(xmpp.Chat{Remote: v.Remote,
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Type: "chat", Text: reply})
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if err != nil {
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log.Fatal("Error: Failed sending message to ", v.Remote, ": ", err)
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}
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}
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// Reply with the list of monitored feeds for `feeds`.
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case "feeds":
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var feedList string
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for _, feed := range feeds {
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// Add next feed element and a newline.
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feedList = feedList + feed + "\n"
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}
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reply := "Feeds I'm following:\n" + feedList
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if v.Type == "groupchat" {
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_, err = client.Send(xmpp.Chat{Remote: muc,
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Type: "groupchat", Text: strings.Split(v.Remote, "/")[1] + ": " + reply})
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if err != nil {
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log.Fatal("Error: Failed sending message to MUC:", err)
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}
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} else if v.Type == "chat" {
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_, err = client.Send(xmpp.Chat{Remote: v.Remote,
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Type: "chat", Text: reply})
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if err != nil {
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log.Fatal("Error: Failed sending message to ", v.Remote, ": ", err)
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}
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}
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case "ping":
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reply := "pong"
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if v.Type == "groupchat" {
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_, err = client.Send(xmpp.Chat{Remote: muc,
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Type: "groupchat", Text: strings.Split(v.Remote, "/")[1] + ": " + reply})
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if err != nil {
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log.Fatal("Error: Failed sending message to MUC:", err)
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}
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} else if v.Type == "chat" {
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_, err = client.Send(xmpp.Chat{Remote: v.Remote,
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Type: "chat", Text: reply})
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if err != nil {
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log.Fatal("Error: Failed sending message to ", v.Remote, ": ", err)
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}
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}
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case "contact":
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if contact == "" {
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contact = "Sorry, no contact information provided."
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}
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if v.Type == "groupchat" {
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_, err = client.Send(xmpp.Chat{Remote: muc,
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Type: "groupchat", Text: strings.Split(v.Remote, "/")[1] + ": " + contact})
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if err != nil {
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log.Fatal("Error: Failed sending message to MUC:", err)
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}
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} else if v.Type == "chat" {
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_, err = client.Send(xmpp.Chat{Remote: v.Remote,
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Type: "chat", Text: contact})
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if err != nil {
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log.Fatal("Error: Failed sending message to ", v.Remote, ": ", err)
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}
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}
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}
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// Reply to pings and disco queries.
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case xmpp.IQ:
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if (v.Type == "error") && (v.ID == id) {
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log.Fatal("MUC not available.")
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}
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if (v.Type == "result") && (v.ID == id) {
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pingReceived = true
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}
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if v.Type == "get" {
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// Reply to disco#info requests according to https://xmpp.org/extensions/xep-0030.html.
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if strings.Contains(string(v.Query),
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"<query xmlns='http://jabber.org/protocol/disco#info'/>") == true {
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_, err := client.RawInformation(client.JID(), v.From, v.ID,
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"result", "<query xmlns='http://jabber.org/protocol/disco#info'>"+
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"<identity category='client' type='bot' name='feedbot'/>"+
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"<feature var='http://jabber.org/protocol/disco#info'/></query>")
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if err != nil {
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log.Fatal("Error: Failed to reply to disco#info:", err)
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}
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} else if strings.Contains(string(v.Query), "<ping xmlns='urn:xmpp:ping'/>") == true {
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// Reply to pings.
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_, err := client.RawInformation(client.JID(), v.From, v.ID, "result", "")
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if err != nil {
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log.Fatal("Error: Failed to reply to ping:", err)
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}
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} else {
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// Send error replies for all other IQs.
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_, err := client.RawInformation(client.JID(), v.From, v.ID, "error",
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"<error type='cancel'><service-unavailable "+
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"xmlns='urn:ietf:params:xml:ns:xmpp-stanzas'/></error>")
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if err != nil {
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log.Fatal("Error: Failed to send error IQ:", err)
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}
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}
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}
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default:
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break
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}
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}
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}
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|
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76
openConfig.go
Normal file
76
openConfig.go
Normal file
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@ -0,0 +1,76 @@
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package main
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import (
|
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"encoding/json"
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"log"
|
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"os"
|
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"os/user"
|
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)
|
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func openConfig(configFilePtr *string) configuration {
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var (
|
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configFile string
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configPath string
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)
|
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if *configFilePtr != "none" {
|
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configFile = *configFilePtr
|
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} else {
|
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// Get systems user config path.
|
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osConfigDir := os.Getenv("$XDG_CONFIG_HOME")
|
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if osConfigDir != "" {
|
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// Create configPath if not yet existing.
|
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configPath = osConfigDir + "/.config/feed-to-muc/"
|
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if _, err := os.Stat(configPath); os.IsNotExist(err) {
|
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err = os.MkdirAll(configPath, 0700)
|
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if err != nil {
|
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log.Fatal("Error: Can't create config path: ", err)
|
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}
|
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}
|
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|
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} else { // Get the current user.
|
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curUser, err := user.Current()
|
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if err != nil {
|
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log.Fatal("Error: Can't get current user: ", err)
|
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}
|
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// Get home directory.
|
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home := curUser.HomeDir
|
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|
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if home == "" {
|
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log.Fatal("Error: No home directory available.")
|
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}
|
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|
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// Create configPath if not yet existing.
|
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configPath = home + "/.config/feed-to-muc/"
|
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if _, err := os.Stat(configPath + "config.json"); os.IsNotExist(err) {
|
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err = os.MkdirAll(configPath, 0700)
|
||||
if err != nil {
|
||||
log.Fatal("Error: Can't create config path: ", err)
|
||||
}
|
||||
}
|
||||
|
||||
}
|
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configFile = configPath + "config.json"
|
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}
|
||||
|
||||
// Check that config file is existing.
|
||||
if _, err := os.Stat(configFile); os.IsNotExist(err) {
|
||||
log.Fatal("Error: Can't find config file: ", err)
|
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}
|
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|
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// Read configuration file into variable config.
|
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file, _ := os.Open(configFile)
|
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defer file.Close()
|
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decoder := json.NewDecoder(file)
|
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config := configuration{}
|
||||
if err := decoder.Decode(&config); err != nil {
|
||||
log.Fatal("Error: Can't decode config: ", err)
|
||||
}
|
||||
|
||||
if _, err := os.Stat(configFile); os.IsNotExist(err) {
|
||||
err = os.MkdirAll(configPath, 0700)
|
||||
if err != nil {
|
||||
log.Fatal("Error: Can't create config path: ", err)
|
||||
}
|
||||
}
|
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return config
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}
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209
processStanzas.go
Normal file
209
processStanzas.go
Normal file
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@ -0,0 +1,209 @@
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package main
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|
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import (
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"log"
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"strings"
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|
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"github.com/mattn/go-xmpp"
|
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)
|
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|
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func processStanzas(client *xmpp.Client, muc string, mucNick string, feeds []string, quiet bool, contact string) {
|
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for {
|
||||
// Receive stanzas.
|
||||
stanza, err := client.Recv()
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed receiving Stanzas:", err)
|
||||
}
|
||||
|
||||
// Check stanzas, maybe we want to reply.
|
||||
switch v := stanza.(type) {
|
||||
// Reply to requests for source and feeds.
|
||||
case xmpp.Chat:
|
||||
var command string
|
||||
|
||||
// Check for room mention of the bots nick if the the message type is groupchat.
|
||||
if v.Type == "groupchat" {
|
||||
// Leave if option quiet is set.
|
||||
if quiet == true {
|
||||
break
|
||||
}
|
||||
// Get first word of the message and transform it to lower case.
|
||||
mention := strings.ToLower(strings.Split(v.Text, " ")[0])
|
||||
|
||||
// If it is not the bots nick remove one trailing character as
|
||||
// a lot of clients append `:` or `,` to mentions.
|
||||
if mention != strings.ToLower(mucNick) {
|
||||
mentionLength := len(mention)
|
||||
// Leave if mentionLength is <= 0
|
||||
if mentionLength <= 0 {
|
||||
break
|
||||
}
|
||||
mention = mention[:mentionLength-1]
|
||||
// Leave if the message is not addressed to the bot.
|
||||
if mention != strings.ToLower(mucNick) {
|
||||
break
|
||||
}
|
||||
}
|
||||
// As the first word is the mention of the bots nickname, the command is
|
||||
// the second word in a groupchat message.
|
||||
command = strings.ToLower(strings.Split(v.Text, " ")[1])
|
||||
// If the message type is chat (e.g. private message), the command is the
|
||||
// first word.
|
||||
} else if v.Type == "chat" {
|
||||
command = strings.ToLower(strings.Split(v.Text, " ")[0])
|
||||
} else {
|
||||
break
|
||||
}
|
||||
|
||||
// Check for the command.
|
||||
switch command {
|
||||
|
||||
// Reply with a short summary of available commands for `help`.
|
||||
case "help":
|
||||
|
||||
reply := "The following commands are available:\n" +
|
||||
"\"contact\": Show contact for this bot.\n" +
|
||||
"\"feeds\": List feeds I'm following.\n" +
|
||||
"\"ping\": Sends back a pong.\n" +
|
||||
"\"source\": Show source code URL."
|
||||
|
||||
if v.Type == "groupchat" {
|
||||
_, err = client.Send(xmpp.Chat{Remote: muc,
|
||||
Type: "groupchat", Text: strings.Split(v.Remote, "/")[1] + ": " + reply})
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed sending message to MUC:", err)
|
||||
}
|
||||
} else if v.Type == "chat" {
|
||||
_, err = client.Send(xmpp.Chat{Remote: v.Remote,
|
||||
Type: "chat", Text: reply})
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed sending message to ", v.Remote, ": ", err)
|
||||
}
|
||||
}
|
||||
|
||||
// Reply with repo address for `source`.
|
||||
case "source":
|
||||
|
||||
reply := "My source can be found at " +
|
||||
"https://salsa.debian.org/mdosch-guest/feed-to-muc"
|
||||
|
||||
if v.Type == "groupchat" {
|
||||
_, err = client.Send(xmpp.Chat{Remote: muc,
|
||||
Type: "groupchat", Text: strings.Split(v.Remote, "/")[1] + ": " + reply})
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed sending message to MUC:", err)
|
||||
}
|
||||
} else if v.Type == "chat" {
|
||||
_, err = client.Send(xmpp.Chat{Remote: v.Remote,
|
||||
Type: "chat", Text: reply})
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed sending message to ", v.Remote, ": ", err)
|
||||
}
|
||||
}
|
||||
// Reply with the list of monitored feeds for `feeds`.
|
||||
case "feeds":
|
||||
var feedList string
|
||||
for _, feed := range feeds {
|
||||
// Add next feed element and a newline.
|
||||
feedList = feedList + feed + "\n"
|
||||
}
|
||||
|
||||
reply := "Feeds I'm following:\n" + feedList
|
||||
|
||||
if v.Type == "groupchat" {
|
||||
_, err = client.Send(xmpp.Chat{Remote: muc,
|
||||
Type: "groupchat", Text: strings.Split(v.Remote, "/")[1] + ": " + reply})
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed sending message to MUC:", err)
|
||||
}
|
||||
} else if v.Type == "chat" {
|
||||
_, err = client.Send(xmpp.Chat{Remote: v.Remote,
|
||||
Type: "chat", Text: reply})
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed sending message to ", v.Remote, ": ", err)
|
||||
}
|
||||
}
|
||||
|
||||
case "ping":
|
||||
|
||||
reply := "pong"
|
||||
|
||||
if v.Type == "groupchat" {
|
||||
_, err = client.Send(xmpp.Chat{Remote: muc,
|
||||
Type: "groupchat", Text: strings.Split(v.Remote, "/")[1] + ": " + reply})
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed sending message to MUC:", err)
|
||||
}
|
||||
} else if v.Type == "chat" {
|
||||
_, err = client.Send(xmpp.Chat{Remote: v.Remote,
|
||||
Type: "chat", Text: reply})
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed sending message to ", v.Remote, ": ", err)
|
||||
}
|
||||
}
|
||||
|
||||
case "contact":
|
||||
|
||||
if contact == "" {
|
||||
contact = "Sorry, no contact information provided."
|
||||
}
|
||||
|
||||
if v.Type == "groupchat" {
|
||||
_, err = client.Send(xmpp.Chat{Remote: muc,
|
||||
Type: "groupchat", Text: strings.Split(v.Remote, "/")[1] + ": " + contact})
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed sending message to MUC:", err)
|
||||
}
|
||||
} else if v.Type == "chat" {
|
||||
_, err = client.Send(xmpp.Chat{Remote: v.Remote,
|
||||
Type: "chat", Text: contact})
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed sending message to ", v.Remote, ": ", err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Reply to pings and disco queries.
|
||||
case xmpp.IQ:
|
||||
|
||||
if (v.Type == "error") && (v.ID == ID) {
|
||||
log.Fatal("MUC not available. processStanza")
|
||||
}
|
||||
|
||||
if (v.Type == "result") && (v.ID == ID) {
|
||||
pingReceived = true
|
||||
}
|
||||
|
||||
if v.Type == "get" {
|
||||
// Reply to disco#info requests according to https://xmpp.org/extensions/xep-0030.html.
|
||||
if strings.Contains(string(v.Query),
|
||||
"<query xmlns='http://jabber.org/protocol/disco#info'/>") == true {
|
||||
_, err := client.RawInformation(client.JID(), v.From, v.ID,
|
||||
"result", "<query xmlns='http://jabber.org/protocol/disco#info'>"+
|
||||
"<identity category='client' type='bot' name='feedbot'/>"+
|
||||
"<feature var='http://jabber.org/protocol/disco#info'/></query>")
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed to reply to disco#info:", err)
|
||||
}
|
||||
} else if strings.Contains(string(v.Query), "<ping xmlns='urn:xmpp:ping'/>") == true {
|
||||
// Reply to pings.
|
||||
_, err := client.RawInformation(client.JID(), v.From, v.ID, "result", "")
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed to reply to ping:", err)
|
||||
}
|
||||
} else {
|
||||
// Send error replies for all other IQs.
|
||||
_, err := client.RawInformation(client.JID(), v.From, v.ID, "error",
|
||||
"<error type='cancel'><service-unavailable "+
|
||||
"xmlns='urn:ietf:params:xml:ns:xmpp-stanzas'/></error>")
|
||||
if err != nil {
|
||||
log.Fatal("Error: Failed to send error IQ:", err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
default:
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
56
sendPings.go
Normal file
56
sendPings.go
Normal file
|
|
@ -0,0 +1,56 @@
|
|||
package main
|
||||
|
||||
import (
|
||||
"log"
|
||||
"strings"
|
||||
"time"
|
||||
|
||||
"github.com/chilts/sid"
|
||||
"github.com/mattn/go-xmpp"
|
||||
)
|
||||
|
||||
// Send a ping every 30 seconds after last successful ping to check if the MUC is still available.
|
||||
func pingMUC(client *xmpp.Client, botJid string, muc string, mucNick string) {
|
||||
|
||||
var err error
|
||||
|
||||
for {
|
||||
time.Sleep(30 * time.Second)
|
||||
|
||||
// Send ping to own MUC participant to check we are still joined.
|
||||
ID, err = client.RawInformation(botJid, muc+"/"+mucNick, sid.Id(),
|
||||
"get", "<ping xmlns='urn:xmpp:ping'/>")
|
||||
if err != nil {
|
||||
log.Fatal("Error: Can't send MUC self ping: ", err)
|
||||
}
|
||||
|
||||
pingSent = time.Now()
|
||||
pingReceived = false
|
||||
|
||||
// Check for result IQ as long as there was no reply yet.
|
||||
for (time.Since(pingSent).Seconds() < 10.0) && (pingReceived == false) {
|
||||
time.Sleep(1 * time.Second)
|
||||
if pingReceived == true {
|
||||
break
|
||||
}
|
||||
|
||||
}
|
||||
// Quit if no ping reply was received.
|
||||
if pingReceived == false {
|
||||
log.Fatal("MUC not available. pingMUC")
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Send a ping to the server every 30 seconds to check if the connection is still alive.
|
||||
func pingServer(client *xmpp.Client, server string, botJid string) {
|
||||
for {
|
||||
time.Sleep(30 * time.Second)
|
||||
|
||||
// Send ping to server to check if connection still exists.
|
||||
err := client.PingC2S(botJid, strings.Split(server, ":")[0])
|
||||
if err != nil {
|
||||
log.Fatal("Error: Client2Server ping failed:", err)
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Reference in a new issue