1package main
  2
  3import (
  4	"crypto/rand"
  5	"fmt"
  6	"net/http"
  7	"time"
  8
  9	"humungus.tedunangst.com/r/webs/junk"
 10)
 11
 12func snowflake() uint64 {
 13	ts := time.Now()
 14	return uint64(uint64(ts.UnixNano()/int64(time.Millisecond))<<16 | uint64(time.Now().Nanosecond()&0xffff))
 15}
 16
 17func badjunk(rw http.ResponseWriter, j junk.Junk, path string) {
 18	elog.Printf("%s: bad junk: %s", path, j.ToString())
 19	http.Error(rw, fmt.Sprintf("%s: bad junk", path), http.StatusBadRequest)
 20}
 21
 22func goodjunk(rw http.ResponseWriter, j junk.Junk) {
 23	rw.WriteHeader(http.StatusOK)
 24	rw.Header().Set("Content-Type", "application/json; charset=utf-8")
 25	rw.Write(j.ToBytes())
 26}
 27
 28// https://docs.joinmastodon.org/methods/apps/#create
 29func apiapps(rw http.ResponseWriter, r *http.Request) {
 30	if err := r.ParseForm(); err != nil {
 31		http.Error(rw, "invalid input", http.StatusUnprocessableEntity)
 32		elog.Println(err)
 33		return
 34	}
 35	clientName := r.Form.Get("client_name")
 36	redirectUri := r.Form.Get("redirect_uris")
 37	scopes := r.Form.Get("scopes")
 38	website := r.Form.Get("website")
 39	clientID := tokengen()
 40	clientSecret := tokengen()
 41	vapidKey := tokengen()
 42
 43	_, err := stmtSaveMastoApp.Exec(clientName, redirectUri, scopes, clientID, clientSecret, vapidKey)
 44	if err != nil {
 45		elog.Printf("error saving masto app: %v", err)
 46		http.Error(rw, "error saving masto app", http.StatusUnprocessableEntity)
 47		return
 48	}
 49
 50	j := junk.New()
 51	j["id"] = snowflake()
 52	j["website"] = website
 53	j["name"] = clientName
 54	j["redirect_uri"] = redirectUri
 55	j["client_id"] = clientID
 56	j["client_secret"] = clientSecret
 57	j["vapid_key"] = vapidKey
 58
 59	fmt.Println(j.ToString())
 60	goodjunk(rw, j)
 61}
 62
 63func tokengen() string {
 64	b := make([]byte, 32)
 65	rand.Read(b)
 66	return fmt.Sprintf("%x", b)
 67}
 68
 69// https://docs.joinmastodon.org/methods/oauth/#authorize
 70func oauthorize(rw http.ResponseWriter, r *http.Request) {
 71
 72}
 73
 74// https://docs.joinmastodon.org/methods/instance/#v2
 75func instance(rw http.ResponseWriter, r *http.Request) {
 76	j := junk.New()
 77
 78	var servername string
 79	if err := getconfig("servername", &servername); err != nil {
 80		http.Error(rw, "getting servername", http.StatusInternalServerError)
 81		return
 82	}
 83
 84	j["uri"] = servername
 85	j["title"] = "honk"
 86	j["description"] = "federated honk conveyance"
 87	j["version"] = "develop"
 88
 89	thumbnail := junk.New()
 90	thumbnail["url"] = fmt.Sprintf("https://%s/icon.png", servername)
 91	j["thumbnail"] = thumbnail
 92	j["languages"] = []string{"en"}
 93
 94	config := junk.New()
 95
 96	a := junk.New()
 97	a["max_featured_tags"] = 10
 98	config["accounts"] = a
 99
100	s := junk.New()
101	s["max_characters"] = 5000
102	s["max_media_attachments"] = 1
103	s["characters_reserved_per_url"] = 23
104	config["statuses"] = s
105
106	m := junk.New()
107	m["supported_mime_types"] = []string{
108		"image/jpeg",
109		"image/png",
110		"image/gif",
111		"image/heic",
112		"image/heif",
113		"image/webp",
114		"image/avif",
115		"video/webm",
116		"video/mp4",
117		"video/quicktime",
118		"video/ogg",
119		"audio/wave",
120		"audio/wav",
121		"audio/x-wav",
122		"audio/x-pn-wave",
123		"audio/vnd.wave",
124		"audio/ogg",
125		"audio/vorbis",
126		"audio/mpeg",
127		"audio/mp3",
128		"audio/webm",
129		"audio/flac",
130		"audio/aac",
131		"audio/m4a",
132		"audio/x-m4a",
133		"audio/mp4",
134		"audio/3gpp",
135		"video/x-ms-asf",
136	}
137
138	m["image_size_limit"] = 10485760
139	m["image_matrix_limit"] = 16777216
140	m["video_size_limit"] = 41943040
141	m["video_frame_rate_limit"] = 60
142	m["video_matrix_limit"] = 2304000
143	j["media_attachments"] = m
144
145	rw.WriteHeader(http.StatusOK)
146	rw.Write(j.ToBytes())
147
148	return
149}