well-goknown/nostr/well-known.go

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2024-08-16 23:26:49 +00:00
package nostr
import (
"encoding/json"
"net"
"net/http"
"strings"
"git.devvul.com/asara/gologger"
"git.devvul.com/asara/well-goknown/config"
)
func GetNostrAddr(w http.ResponseWriter, r *http.Request) {
l := gologger.Get(config.GetConfig().LogLevel).With().Caller().Logger()
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// get query string for username
r.ParseForm()
name := strings.ToLower(r.FormValue("name"))
if name == "_" {
name = ""
}
// normalize domain
domain, _, err := net.SplitHostPort(r.Host)
if err != nil {
domain = r.Host
}
// get owner id for nip05 request
var uid int
err = DB.QueryRow("SELECT owner_id FROM nip05s WHERE name=$1 AND domain=$2", name, domain).Scan(&uid)
if err != nil {
l.Debug().Msgf("user (%s@%s) doesn't exist: %s", name, domain, err.Error())
http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
return
}
// get the pubkey and relays associated with the nip05
user := nostrUser{}
err = DB.QueryRow("SELECT pubkey, relays FROM users WHERE id=$1", uid).Scan(&user.Pubkey, &user.Relays)
if err != nil {
l.Debug().Msgf("unable to get user info for uid %v: %s", uid, err.Error())
http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
return
}
// get all names associated with the pubkey
names := []string{}
err = DB.Select(&names, "SELECT nip05s.name FROM nip05s JOIN users ON nip05s.owner_id = users.id WHERE nip05s.owner_id = $1", uid)
if err != nil {
l.Debug().Msgf("unable to get nip05 names for uid %v: %s", uid, err.Error())
http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
return
}
// map of names
n := make(map[string]string)
for _, name := range names {
if name == "" {
n["_"] = user.Pubkey
} else {
n[name] = user.Pubkey
}
}
// map of relays
s := make(map[string][]string)
if user.Relays != nil {
if strings.Contains(*user.Relays, ",") {
s[user.Pubkey] = strings.Split(*user.Relays, ",")
} else {
s[user.Pubkey] = []string{*user.Relays}
}
}
// map of nip46
t := make(map[string][]string)
t[user.Pubkey] = []string{"wss://relay.devvul.com"}
ret := nostrWellKnown{
Names: n,
Relays: s,
NIP46: t,
}
j, err := json.Marshal(ret)
if err != nil {
l.Error().Msgf("unable to marshal nip05 response: %s", err.Error())
http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
return
}
l.Debug().Msgf("returning nip05 for %s@%s: %s", name, domain, user.Pubkey)
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
w.Write(j)
return
}