web.go (view raw)
1//
2// Copyright (c) 2019 Ted Unangst <tedu@tedunangst.com>
3//
4// Permission to use, copy, modify, and distribute this software for any
5// purpose with or without fee is hereby granted, provided that the above
6// copyright notice and this permission notice appear in all copies.
7//
8// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15
16package main
17
18import (
19 "bytes"
20 "database/sql"
21 "fmt"
22 "html/template"
23 "io"
24 notrand "math/rand"
25 "net/http"
26 "net/url"
27 "os"
28 "os/signal"
29 "regexp"
30 "sort"
31 "strconv"
32 "strings"
33 "syscall"
34 "time"
35 "unicode/utf8"
36
37 "github.com/gorilla/mux"
38 "humungus.tedunangst.com/r/webs/cache"
39 "humungus.tedunangst.com/r/webs/httpsig"
40 "humungus.tedunangst.com/r/webs/junk"
41 "humungus.tedunangst.com/r/webs/login"
42 "humungus.tedunangst.com/r/webs/rss"
43 "humungus.tedunangst.com/r/webs/templates"
44)
45
46var readviews *templates.Template
47
48var userSep = "u"
49var honkSep = "h"
50
51var develMode = false
52
53func getuserstyle(u *login.UserInfo) template.CSS {
54 if u == nil {
55 return ""
56 }
57 user, _ := butwhatabout(u.Username)
58 css := template.CSS("")
59 if user.Options.SkinnyCSS {
60 css += "main { max-width: 700px; }\n"
61 }
62 return css
63}
64
65func getmaplink(u *login.UserInfo) string {
66 if u == nil {
67 return "osm"
68 }
69 user, _ := butwhatabout(u.Username)
70 ml := user.Options.MapLink
71 if ml == "" {
72 ml = "osm"
73 }
74 return ml
75}
76
77func getInfo(r *http.Request) map[string]interface{} {
78 templinfo := make(map[string]interface{})
79 templinfo["StyleParam"] = getassetparam(viewDir + "/views/style.css")
80 templinfo["LocalStyleParam"] = getassetparam(dataDir + "/views/local.css")
81 templinfo["JSParam"] = getassetparam(viewDir + "/views/honkpage.js")
82 templinfo["LocalJSParam"] = getassetparam(dataDir + "/views/local.js")
83 templinfo["ServerName"] = serverName
84 templinfo["IconName"] = iconName
85 templinfo["UserSep"] = userSep
86 if u := login.GetUserInfo(r); u != nil {
87 templinfo["UserInfo"], _ = butwhatabout(u.Username)
88 templinfo["UserStyle"] = getuserstyle(u)
89 var combos []string
90 combocache.Get(u.UserID, &combos)
91 templinfo["Combos"] = combos
92 }
93 return templinfo
94}
95
96func homepage(w http.ResponseWriter, r *http.Request) {
97 templinfo := getInfo(r)
98 u := login.GetUserInfo(r)
99 var honks []*Honk
100 var userid int64 = -1
101
102 templinfo["ServerMessage"] = serverMsg
103 if u == nil || r.URL.Path == "/front" {
104 switch r.URL.Path {
105 case "/events":
106 honks = geteventhonks(userid)
107 templinfo["ServerMessage"] = "some recent and upcoming events"
108 default:
109 templinfo["ShowRSS"] = true
110 honks = getpublichonks()
111 }
112 } else {
113 userid = u.UserID
114 switch r.URL.Path {
115 case "/atme":
116 templinfo["ServerMessage"] = "at me!"
117 templinfo["PageName"] = "atme"
118 honks = gethonksforme(userid, 0)
119 honks = osmosis(honks, userid, false)
120 menewnone(userid)
121 case "/longago":
122 templinfo["ServerMessage"] = "long ago and far away!"
123 templinfo["PageName"] = "longago"
124 honks = gethonksfromlongago(userid, 0)
125 honks = osmosis(honks, userid, false)
126 case "/events":
127 templinfo["ServerMessage"] = "some recent and upcoming events"
128 templinfo["PageName"] = "events"
129 honks = geteventhonks(userid)
130 honks = osmosis(honks, userid, true)
131 case "/first":
132 templinfo["PageName"] = "first"
133 honks = gethonksforuserfirstclass(userid, 0)
134 honks = osmosis(honks, userid, true)
135 case "/saved":
136 templinfo["ServerMessage"] = "saved honks"
137 templinfo["PageName"] = "saved"
138 honks = getsavedhonks(userid, 0)
139 default:
140 templinfo["PageName"] = "home"
141 honks = gethonksforuser(userid, 0)
142 honks = osmosis(honks, userid, true)
143 }
144 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
145 }
146
147 honkpage(w, u, honks, templinfo)
148}
149
150func showfunzone(w http.ResponseWriter, r *http.Request) {
151 var emunames, memenames []string
152 emuext := make(map[string]string)
153 dir, err := os.Open(dataDir + "/emus")
154 if err == nil {
155 emunames, _ = dir.Readdirnames(0)
156 dir.Close()
157 }
158 for i, e := range emunames {
159 if len(e) > 4 {
160 emunames[i] = e[:len(e)-4]
161 emuext[emunames[i]] = e[len(e)-4:]
162 }
163 }
164 dir, err = os.Open(dataDir + "/memes")
165 if err == nil {
166 memenames, _ = dir.Readdirnames(0)
167 dir.Close()
168 }
169 sort.Strings(emunames)
170 sort.Strings(memenames)
171 templinfo := getInfo(r)
172 templinfo["Emus"] = emunames
173 templinfo["Emuext"] = emuext
174 templinfo["Memes"] = memenames
175 err = readviews.Execute(w, "funzone.html", templinfo)
176 if err != nil {
177 elog.Print(err)
178 }
179}
180
181func showrss(w http.ResponseWriter, r *http.Request) {
182 name := mux.Vars(r)["name"]
183
184 var honks []*Honk
185 if name != "" {
186 honks = gethonksbyuser(name, false, 0)
187 } else {
188 honks = getpublichonks()
189 }
190 reverbolate(-1, honks)
191
192 home := fmt.Sprintf("https://%s/", serverName)
193 base := home
194 if name != "" {
195 home += "u/" + name
196 name += " "
197 }
198 feed := rss.Feed{
199 Title: name + "honk",
200 Link: home,
201 Description: name + "honk rss",
202 Image: &rss.Image{
203 URL: base + "icon.png",
204 Title: name + "honk rss",
205 Link: home,
206 },
207 }
208 var modtime time.Time
209 for _, honk := range honks {
210 if !firstclass(honk) {
211 continue
212 }
213 desc := string(honk.HTML)
214 if t := honk.Time; t != nil {
215 desc += fmt.Sprintf(`<p>Time: %s`, t.StartTime.Local().Format("03:04PM EDT Mon Jan 02"))
216 if t.Duration != 0 {
217 desc += fmt.Sprintf(`<br>Duration: %s`, t.Duration)
218 }
219 }
220 if p := honk.Place; p != nil {
221 desc += string(templates.Sprintf(`<p>Location: <a href="%s">%s</a> %f %f`,
222 p.Url, p.Name, p.Latitude, p.Longitude))
223 }
224 for _, d := range honk.Donks {
225 desc += string(templates.Sprintf(`<p><a href="%s">Attachment: %s</a>`,
226 d.URL, d.Desc))
227 if strings.HasPrefix(d.Media, "image") {
228 desc += string(templates.Sprintf(`<img src="%s">`, d.URL))
229 }
230 }
231
232 feed.Items = append(feed.Items, &rss.Item{
233 Title: fmt.Sprintf("%s %s %s", honk.Username, honk.What, honk.XID),
234 Description: rss.CData{Data: desc},
235 Link: honk.URL,
236 PubDate: honk.Date.Format(time.RFC1123),
237 Guid: &rss.Guid{IsPermaLink: true, Value: honk.URL},
238 })
239 if honk.Date.After(modtime) {
240 modtime = honk.Date
241 }
242 }
243 if !develMode {
244 w.Header().Set("Cache-Control", "max-age=300")
245 w.Header().Set("Last-Modified", modtime.Format(http.TimeFormat))
246 }
247
248 err := feed.Write(w)
249 if err != nil {
250 elog.Printf("error writing rss: %s", err)
251 }
252}
253
254func crappola(j junk.Junk) bool {
255 t, _ := j.GetString("type")
256 a, _ := j.GetString("actor")
257 o, _ := j.GetString("object")
258 if t == "Delete" && a == o {
259 dlog.Printf("crappola from %s", a)
260 return true
261 }
262 return false
263}
264
265func ping(user *WhatAbout, who string) {
266 if targ := fullname(who, user.ID); targ != "" {
267 who = targ
268 }
269 if !strings.HasPrefix(who, "https:") {
270 who = gofish(who)
271 }
272 if who == "" {
273 ilog.Printf("nobody to ping!")
274 return
275 }
276 var box *Box
277 ok := boxofboxes.Get(who, &box)
278 if !ok {
279 ilog.Printf("no inbox to ping %s", who)
280 return
281 }
282 ilog.Printf("sending ping to %s", box.In)
283 j := junk.New()
284 j["@context"] = itiswhatitis
285 j["type"] = "Ping"
286 j["id"] = user.URL + "/ping/" + xfiltrate()
287 j["actor"] = user.URL
288 j["to"] = who
289 ki := ziggy(user.ID)
290 if ki == nil {
291 return
292 }
293 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
294 if err != nil {
295 elog.Printf("can't send ping: %s", err)
296 return
297 }
298 ilog.Printf("sent ping to %s: %s", who, j["id"])
299}
300
301func pong(user *WhatAbout, who string, obj string) {
302 var box *Box
303 ok := boxofboxes.Get(who, &box)
304 if !ok {
305 ilog.Printf("no inbox to pong %s", who)
306 return
307 }
308 j := junk.New()
309 j["@context"] = itiswhatitis
310 j["type"] = "Pong"
311 j["id"] = user.URL + "/pong/" + xfiltrate()
312 j["actor"] = user.URL
313 j["to"] = who
314 j["object"] = obj
315 ki := ziggy(user.ID)
316 if ki == nil {
317 return
318 }
319 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
320 if err != nil {
321 elog.Printf("can't send pong: %s", err)
322 return
323 }
324}
325
326func inbox(w http.ResponseWriter, r *http.Request) {
327 name := mux.Vars(r)["name"]
328 user, err := butwhatabout(name)
329 if err != nil {
330 http.NotFound(w, r)
331 return
332 }
333 if stealthmode(user.ID, r) {
334 http.NotFound(w, r)
335 return
336 }
337 var buf bytes.Buffer
338 limiter := io.LimitReader(r.Body, 1*1024*1024)
339 io.Copy(&buf, limiter)
340 payload := buf.Bytes()
341 j, err := junk.FromBytes(payload)
342 if err != nil {
343 ilog.Printf("bad payload: %s", err)
344 ilog.Writer().Write(payload)
345 ilog.Writer().Write([]byte{'\n'})
346 return
347 }
348
349 if crappola(j) {
350 return
351 }
352 what, _ := j.GetString("type")
353 obj, _ := j.GetString("object")
354 if what == "Like" || (what == "EmojiReact" && originate(obj) != serverName) {
355 return
356 }
357 who, _ := j.GetString("actor")
358 if rejectactor(user.ID, who) {
359 return
360 }
361
362 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
363 if err != nil && keyname != "" {
364 savingthrow(keyname)
365 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
366 }
367 if err != nil {
368 ilog.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
369 if keyname != "" {
370 ilog.Printf("bad signature from %s", keyname)
371 ilog.Writer().Write(payload)
372 ilog.Writer().Write([]byte{'\n'})
373 }
374 http.Error(w, "what did you call me?", http.StatusTeapot)
375 return
376 }
377 origin := keymatch(keyname, who)
378 if origin == "" {
379 ilog.Printf("keyname actor mismatch: %s <> %s", keyname, who)
380 return
381 }
382
383 switch what {
384 case "Ping":
385 id, _ := j.GetString("id")
386 ilog.Printf("ping from %s: %s", who, id)
387 pong(user, who, obj)
388 case "Pong":
389 ilog.Printf("pong from %s: %s", who, obj)
390 case "Follow":
391 if obj != user.URL {
392 ilog.Printf("can't follow %s", obj)
393 return
394 }
395 followme(user, who, who, j)
396 case "Accept":
397 followyou2(user, j)
398 case "Reject":
399 nofollowyou2(user, j)
400 case "Update":
401 obj, ok := j.GetMap("object")
402 if ok {
403 what, _ := obj.GetString("type")
404 switch what {
405 case "Service":
406 fallthrough
407 case "Person":
408 return
409 case "Question":
410 return
411 case "Note":
412 go xonksaver(user, j, origin)
413 return
414 }
415 }
416 ilog.Printf("unknown Update activity")
417 dumpactivity(j)
418 case "Undo":
419 obj, ok := j.GetMap("object")
420 if !ok {
421 folxid, ok := j.GetString("object")
422 if ok && originate(folxid) == origin {
423 unfollowme(user, "", "", j)
424 }
425 return
426 }
427 what, _ := obj.GetString("type")
428 switch what {
429 case "Follow":
430 unfollowme(user, who, who, j)
431 case "Announce":
432 xid, _ := obj.GetString("object")
433 dlog.Printf("undo announce: %s", xid)
434 case "Like":
435 default:
436 ilog.Printf("unknown undo: %s", what)
437 }
438 case "EmojiReact":
439 obj, ok := j.GetString("object")
440 if ok {
441 content, _ := j.GetString("content")
442 addreaction(user, obj, who, content)
443 }
444 default:
445 go xonksaver(user, j, origin)
446 }
447}
448
449func serverinbox(w http.ResponseWriter, r *http.Request) {
450 user := getserveruser()
451 if stealthmode(user.ID, r) {
452 http.NotFound(w, r)
453 return
454 }
455 var buf bytes.Buffer
456 io.Copy(&buf, r.Body)
457 payload := buf.Bytes()
458 j, err := junk.FromBytes(payload)
459 if err != nil {
460 ilog.Printf("bad payload: %s", err)
461 ilog.Writer().Write(payload)
462 ilog.Writer().Write([]byte{'\n'})
463 return
464 }
465 if crappola(j) {
466 return
467 }
468 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
469 if err != nil && keyname != "" {
470 savingthrow(keyname)
471 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
472 }
473 if err != nil {
474 ilog.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
475 if keyname != "" {
476 ilog.Printf("bad signature from %s", keyname)
477 ilog.Writer().Write(payload)
478 ilog.Writer().Write([]byte{'\n'})
479 }
480 http.Error(w, "what did you call me?", http.StatusTeapot)
481 return
482 }
483 who, _ := j.GetString("actor")
484 origin := keymatch(keyname, who)
485 if origin == "" {
486 ilog.Printf("keyname actor mismatch: %s <> %s", keyname, who)
487 return
488 }
489 if rejectactor(user.ID, who) {
490 return
491 }
492 re_ont := regexp.MustCompile("https://" + serverName + "/o/([\\pL[:digit:]]+)")
493 what, _ := j.GetString("type")
494 dlog.Printf("server got a %s", what)
495 switch what {
496 case "Follow":
497 obj, _ := j.GetString("object")
498 if obj == user.URL {
499 ilog.Printf("can't follow the server!")
500 return
501 }
502 m := re_ont.FindStringSubmatch(obj)
503 if len(m) != 2 {
504 ilog.Printf("not sure how to handle this")
505 return
506 }
507 ont := "#" + m[1]
508
509 followme(user, who, ont, j)
510 case "Undo":
511 obj, ok := j.GetMap("object")
512 if !ok {
513 ilog.Printf("unknown undo no object")
514 return
515 }
516 what, _ := obj.GetString("type")
517 if what != "Follow" {
518 ilog.Printf("unknown undo: %s", what)
519 return
520 }
521 targ, _ := obj.GetString("object")
522 m := re_ont.FindStringSubmatch(targ)
523 if len(m) != 2 {
524 ilog.Printf("not sure how to handle this")
525 return
526 }
527 ont := "#" + m[1]
528 unfollowme(user, who, ont, j)
529 default:
530 ilog.Printf("unhandled server activity: %s", what)
531 dumpactivity(j)
532 }
533}
534
535func serveractor(w http.ResponseWriter, r *http.Request) {
536 user := getserveruser()
537 if stealthmode(user.ID, r) {
538 http.NotFound(w, r)
539 return
540 }
541 j := junkuser(user)
542 j.Write(w)
543}
544
545func ximport(w http.ResponseWriter, r *http.Request) {
546 u := login.GetUserInfo(r)
547 xid := strings.TrimSpace(r.FormValue("xid"))
548 xonk := getxonk(u.UserID, xid)
549 if xonk == nil {
550 p, _ := investigate(xid)
551 if p != nil {
552 xid = p.XID
553 }
554 j, err := GetJunk(u.UserID, xid)
555 if err != nil {
556 http.Error(w, "error getting external object", http.StatusInternalServerError)
557 ilog.Printf("error getting external object: %s", err)
558 return
559 }
560 allinjest(originate(xid), j)
561 dlog.Printf("importing %s", xid)
562 user, _ := butwhatabout(u.Username)
563
564 info, _ := somethingabout(j)
565 if info == nil {
566 xonk = xonksaver(user, j, originate(xid))
567 } else if info.What == SomeActor {
568 outbox, _ := j.GetString("outbox")
569 gimmexonks(user, outbox)
570 http.Redirect(w, r, "/h?xid="+url.QueryEscape(xid), http.StatusSeeOther)
571 return
572 } else if info.What == SomeCollection {
573 gimmexonks(user, xid)
574 http.Redirect(w, r, "/xzone", http.StatusSeeOther)
575 return
576 }
577 }
578 convoy := ""
579 if xonk != nil {
580 convoy = xonk.Convoy
581 }
582 http.Redirect(w, r, "/t?c="+url.QueryEscape(convoy), http.StatusSeeOther)
583}
584
585func xzone(w http.ResponseWriter, r *http.Request) {
586 u := login.GetUserInfo(r)
587 rows, err := stmtRecentHonkers.Query(u.UserID, u.UserID)
588 if err != nil {
589 elog.Printf("query err: %s", err)
590 return
591 }
592 defer rows.Close()
593 var honkers []Honker
594 for rows.Next() {
595 var xid string
596 rows.Scan(&xid)
597 honkers = append(honkers, Honker{XID: xid})
598 }
599 rows.Close()
600 for i, _ := range honkers {
601 _, honkers[i].Handle = handles(honkers[i].XID)
602 }
603 templinfo := getInfo(r)
604 templinfo["XCSRF"] = login.GetCSRF("ximport", r)
605 templinfo["Honkers"] = honkers
606 err = readviews.Execute(w, "xzone.html", templinfo)
607 if err != nil {
608 elog.Print(err)
609 }
610}
611
612var oldoutbox = cache.New(cache.Options{Filler: func(name string) ([]byte, bool) {
613 user, err := butwhatabout(name)
614 if err != nil {
615 return nil, false
616 }
617 honks := gethonksbyuser(name, false, 0)
618 if len(honks) > 20 {
619 honks = honks[0:20]
620 }
621
622 var jonks []junk.Junk
623 for _, h := range honks {
624 j, _ := jonkjonk(user, h)
625 jonks = append(jonks, j)
626 }
627
628 j := junk.New()
629 j["@context"] = itiswhatitis
630 j["id"] = user.URL + "/outbox"
631 j["attributedTo"] = user.URL
632 j["type"] = "OrderedCollection"
633 j["totalItems"] = len(jonks)
634 j["orderedItems"] = jonks
635
636 return j.ToBytes(), true
637}, Duration: 1 * time.Minute})
638
639func outbox(w http.ResponseWriter, r *http.Request) {
640 name := mux.Vars(r)["name"]
641 user, err := butwhatabout(name)
642 if err != nil {
643 http.NotFound(w, r)
644 return
645 }
646 if stealthmode(user.ID, r) {
647 http.NotFound(w, r)
648 return
649 }
650 var j []byte
651 ok := oldoutbox.Get(name, &j)
652 if ok {
653 w.Header().Set("Content-Type", theonetruename)
654 w.Write(j)
655 } else {
656 http.NotFound(w, r)
657 }
658}
659
660var oldempties = cache.New(cache.Options{Filler: func(url string) ([]byte, bool) {
661 colname := "/followers"
662 if strings.HasSuffix(url, "/following") {
663 colname = "/following"
664 }
665 user := fmt.Sprintf("https://%s%s", serverName, url[:len(url)-10])
666 j := junk.New()
667 j["@context"] = itiswhatitis
668 j["id"] = user + colname
669 j["attributedTo"] = user
670 j["type"] = "OrderedCollection"
671 j["totalItems"] = 0
672 j["orderedItems"] = []junk.Junk{}
673
674 return j.ToBytes(), true
675}})
676
677func emptiness(w http.ResponseWriter, r *http.Request) {
678 name := mux.Vars(r)["name"]
679 user, err := butwhatabout(name)
680 if err != nil {
681 http.NotFound(w, r)
682 return
683 }
684 if stealthmode(user.ID, r) {
685 http.NotFound(w, r)
686 return
687 }
688 var j []byte
689 ok := oldempties.Get(r.URL.Path, &j)
690 if ok {
691 w.Header().Set("Content-Type", theonetruename)
692 w.Write(j)
693 } else {
694 http.NotFound(w, r)
695 }
696}
697
698func showuser(w http.ResponseWriter, r *http.Request) {
699 name := mux.Vars(r)["name"]
700 user, err := butwhatabout(name)
701 if err != nil {
702 ilog.Printf("user not found %s: %s", name, err)
703 http.NotFound(w, r)
704 return
705 }
706 if stealthmode(user.ID, r) {
707 http.NotFound(w, r)
708 return
709 }
710 if friendorfoe(r.Header.Get("Accept")) {
711 j, ok := asjonker(name)
712 if ok {
713 w.Header().Set("Content-Type", theonetruename)
714 w.Write(j)
715 } else {
716 http.NotFound(w, r)
717 }
718 return
719 }
720 u := login.GetUserInfo(r)
721 honks := gethonksbyuser(name, u != nil && u.Username == name, 0)
722 templinfo := getInfo(r)
723 templinfo["PageName"] = "user"
724 templinfo["PageArg"] = name
725 templinfo["Name"] = user.Name
726 templinfo["WhatAbout"] = user.HTAbout
727 templinfo["ServerMessage"] = ""
728 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
729 honkpage(w, u, honks, templinfo)
730}
731
732func showhonker(w http.ResponseWriter, r *http.Request) {
733 u := login.GetUserInfo(r)
734 name := mux.Vars(r)["name"]
735 var honks []*Honk
736 if name == "" {
737 name = r.FormValue("xid")
738 honks = gethonksbyxonker(u.UserID, name, 0)
739 } else {
740 honks = gethonksbyhonker(u.UserID, name, 0)
741 }
742 miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
743<input type="hidden" name="CSRF" value="%s">
744<input type="hidden" name="url" value="%s">
745<button tabindex=1 name="add honker" value="add honker">add honker</button>
746</form>`, login.GetCSRF("submithonker", r), name)
747 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, name, name, miniform)
748 templinfo := getInfo(r)
749 templinfo["PageName"] = "honker"
750 templinfo["PageArg"] = name
751 templinfo["ServerMessage"] = msg
752 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
753 honkpage(w, u, honks, templinfo)
754}
755
756func showcombo(w http.ResponseWriter, r *http.Request) {
757 name := mux.Vars(r)["name"]
758 u := login.GetUserInfo(r)
759 honks := gethonksbycombo(u.UserID, name, 0)
760 honks = osmosis(honks, u.UserID, true)
761 templinfo := getInfo(r)
762 templinfo["PageName"] = "combo"
763 templinfo["PageArg"] = name
764 templinfo["ServerMessage"] = "honks by combo: " + name
765 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
766 honkpage(w, u, honks, templinfo)
767}
768func showconvoy(w http.ResponseWriter, r *http.Request) {
769 c := r.FormValue("c")
770 u := login.GetUserInfo(r)
771 honks := gethonksbyconvoy(u.UserID, c, 0)
772 templinfo := getInfo(r)
773 if len(honks) > 0 {
774 templinfo["TopHID"] = honks[0].ID
775 }
776 honks = osmosis(honks, u.UserID, false)
777 reversehonks(honks)
778 templinfo["PageName"] = "convoy"
779 templinfo["PageArg"] = c
780 templinfo["ServerMessage"] = "honks in convoy: " + c
781 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
782 honkpage(w, u, honks, templinfo)
783}
784func showsearch(w http.ResponseWriter, r *http.Request) {
785 q := r.FormValue("q")
786 u := login.GetUserInfo(r)
787 honks := gethonksbysearch(u.UserID, q, 0)
788 templinfo := getInfo(r)
789 templinfo["PageName"] = "search"
790 templinfo["PageArg"] = q
791 templinfo["ServerMessage"] = "honks for search: " + q
792 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
793 honkpage(w, u, honks, templinfo)
794}
795func showontology(w http.ResponseWriter, r *http.Request) {
796 name := mux.Vars(r)["name"]
797 u := login.GetUserInfo(r)
798 var userid int64 = -1
799 if u != nil {
800 userid = u.UserID
801 }
802 honks := gethonksbyontology(userid, "#"+name, 0)
803 if friendorfoe(r.Header.Get("Accept")) {
804 if len(honks) > 40 {
805 honks = honks[0:40]
806 }
807
808 var xids []string
809 for _, h := range honks {
810 xids = append(xids, h.XID)
811 }
812
813 user := getserveruser()
814
815 j := junk.New()
816 j["@context"] = itiswhatitis
817 j["id"] = fmt.Sprintf("https://%s/o/%s", serverName, name)
818 j["name"] = "#" + name
819 j["attributedTo"] = user.URL
820 j["type"] = "OrderedCollection"
821 j["totalItems"] = len(xids)
822 j["orderedItems"] = xids
823
824 j.Write(w)
825 return
826 }
827
828 templinfo := getInfo(r)
829 templinfo["ServerMessage"] = "honks by ontology: " + name
830 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
831 honkpage(w, u, honks, templinfo)
832}
833
834type Ont struct {
835 Name string
836 Count int64
837}
838
839func thelistingoftheontologies(w http.ResponseWriter, r *http.Request) {
840 u := login.GetUserInfo(r)
841 var userid int64 = -1
842 if u != nil {
843 userid = u.UserID
844 }
845 rows, err := stmtAllOnts.Query(userid)
846 if err != nil {
847 elog.Printf("selection error: %s", err)
848 return
849 }
850 defer rows.Close()
851 var onts []Ont
852 for rows.Next() {
853 var o Ont
854 err := rows.Scan(&o.Name, &o.Count)
855 if err != nil {
856 elog.Printf("error scanning ont: %s", err)
857 continue
858 }
859 if utf8.RuneCountInString(o.Name) > 24 {
860 continue
861 }
862 o.Name = o.Name[1:]
863 onts = append(onts, o)
864 }
865 sort.Slice(onts, func(i, j int) bool {
866 return onts[i].Name < onts[j].Name
867 })
868 if u == nil && !develMode {
869 w.Header().Set("Cache-Control", "max-age=300")
870 }
871 templinfo := getInfo(r)
872 templinfo["Onts"] = onts
873 templinfo["FirstRune"] = func(s string) rune { r, _ := utf8.DecodeRuneInString(s); return r }
874 err = readviews.Execute(w, "onts.html", templinfo)
875 if err != nil {
876 elog.Print(err)
877 }
878}
879
880type Track struct {
881 xid string
882 who string
883}
884
885func getbacktracks(xid string) []string {
886 c := make(chan bool)
887 dumptracks <- c
888 <-c
889 row := stmtGetTracks.QueryRow(xid)
890 var rawtracks string
891 err := row.Scan(&rawtracks)
892 if err != nil {
893 if err != sql.ErrNoRows {
894 elog.Printf("error scanning tracks: %s", err)
895 }
896 return nil
897 }
898 var rcpts []string
899 for _, f := range strings.Split(rawtracks, " ") {
900 idx := strings.LastIndexByte(f, '#')
901 if idx != -1 {
902 f = f[:idx]
903 }
904 if !strings.HasPrefix(f, "https://") {
905 f = fmt.Sprintf("%%https://%s/inbox", f)
906 }
907 rcpts = append(rcpts, f)
908 }
909 return rcpts
910}
911
912func savetracks(tracks map[string][]string) {
913 db := opendatabase()
914 tx, err := db.Begin()
915 if err != nil {
916 elog.Printf("savetracks begin error: %s", err)
917 return
918 }
919 defer func() {
920 err := tx.Commit()
921 if err != nil {
922 elog.Printf("savetracks commit error: %s", err)
923 }
924
925 }()
926 stmtGetTracks, err := tx.Prepare("select fetches from tracks where xid = ?")
927 if err != nil {
928 elog.Printf("savetracks error: %s", err)
929 return
930 }
931 stmtNewTracks, err := tx.Prepare("insert into tracks (xid, fetches) values (?, ?)")
932 if err != nil {
933 elog.Printf("savetracks error: %s", err)
934 return
935 }
936 stmtUpdateTracks, err := tx.Prepare("update tracks set fetches = ? where xid = ?")
937 if err != nil {
938 elog.Printf("savetracks error: %s", err)
939 return
940 }
941 count := 0
942 for xid, f := range tracks {
943 count += len(f)
944 var prev string
945 row := stmtGetTracks.QueryRow(xid)
946 err := row.Scan(&prev)
947 if err == sql.ErrNoRows {
948 f = oneofakind(f)
949 stmtNewTracks.Exec(xid, strings.Join(f, " "))
950 } else if err == nil {
951 all := append(strings.Split(prev, " "), f...)
952 all = oneofakind(all)
953 stmtUpdateTracks.Exec(strings.Join(all, " "))
954 } else {
955 elog.Printf("savetracks error: %s", err)
956 }
957 }
958 dlog.Printf("saved %d new fetches", count)
959}
960
961var trackchan = make(chan Track)
962var dumptracks = make(chan chan bool)
963
964func tracker() {
965 timeout := 4 * time.Minute
966 sleeper := time.NewTimer(timeout)
967 tracks := make(map[string][]string)
968 workinprogress++
969 for {
970 select {
971 case track := <-trackchan:
972 tracks[track.xid] = append(tracks[track.xid], track.who)
973 case <-sleeper.C:
974 if len(tracks) > 0 {
975 go savetracks(tracks)
976 tracks = make(map[string][]string)
977 }
978 sleeper.Reset(timeout)
979 case c := <-dumptracks:
980 if len(tracks) > 0 {
981 savetracks(tracks)
982 }
983 c <- true
984 case <-endoftheworld:
985 if len(tracks) > 0 {
986 savetracks(tracks)
987 }
988 readyalready <- true
989 return
990 }
991 }
992}
993
994var re_keyholder = regexp.MustCompile(`keyId="([^"]+)"`)
995
996func trackback(xid string, r *http.Request) {
997 agent := r.UserAgent()
998 who := originate(agent)
999 sig := r.Header.Get("Signature")
1000 if sig != "" {
1001 m := re_keyholder.FindStringSubmatch(sig)
1002 if len(m) == 2 {
1003 who = m[1]
1004 }
1005 }
1006 if who != "" {
1007 trackchan <- Track{xid: xid, who: who}
1008 }
1009}
1010
1011func showonehonk(w http.ResponseWriter, r *http.Request) {
1012 name := mux.Vars(r)["name"]
1013 user, err := butwhatabout(name)
1014 if err != nil {
1015 http.NotFound(w, r)
1016 return
1017 }
1018 if stealthmode(user.ID, r) {
1019 http.NotFound(w, r)
1020 return
1021 }
1022 xid := fmt.Sprintf("https://%s%s", serverName, r.URL.Path)
1023
1024 if friendorfoe(r.Header.Get("Accept")) {
1025 j, ok := gimmejonk(xid)
1026 if ok {
1027 trackback(xid, r)
1028 w.Header().Set("Content-Type", theonetruename)
1029 w.Write(j)
1030 } else {
1031 http.NotFound(w, r)
1032 }
1033 return
1034 }
1035 honk := getxonk(user.ID, xid)
1036 if honk == nil {
1037 http.NotFound(w, r)
1038 return
1039 }
1040 u := login.GetUserInfo(r)
1041 if u != nil && u.UserID != user.ID {
1042 u = nil
1043 }
1044 if !honk.Public {
1045 if u == nil {
1046 http.NotFound(w, r)
1047 return
1048
1049 }
1050 honks := []*Honk{honk}
1051 donksforhonks(honks)
1052 templinfo := getInfo(r)
1053 templinfo["ServerMessage"] = "one honk maybe more"
1054 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1055 honkpage(w, u, honks, templinfo)
1056 return
1057 }
1058 rawhonks := gethonksbyconvoy(honk.UserID, honk.Convoy, 0)
1059 reversehonks(rawhonks)
1060 var honks []*Honk
1061 for _, h := range rawhonks {
1062 if h.XID == xid && len(honks) != 0 {
1063 h.Style += " glow"
1064 }
1065 if h.Public && (h.Whofore == 2 || h.IsAcked()) {
1066 honks = append(honks, h)
1067 }
1068 }
1069
1070 templinfo := getInfo(r)
1071 templinfo["ServerMessage"] = "one honk maybe more"
1072 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1073 honkpage(w, u, honks, templinfo)
1074}
1075
1076func honkpage(w http.ResponseWriter, u *login.UserInfo, honks []*Honk, templinfo map[string]interface{}) {
1077 var userid int64 = -1
1078 if u != nil {
1079 userid = u.UserID
1080 templinfo["User"], _ = butwhatabout(u.Username)
1081 }
1082 reverbolate(userid, honks)
1083 templinfo["Honks"] = honks
1084 templinfo["MapLink"] = getmaplink(u)
1085 if templinfo["TopHID"] == nil {
1086 if len(honks) > 0 {
1087 templinfo["TopHID"] = honks[0].ID
1088 } else {
1089 templinfo["TopHID"] = 0
1090 }
1091 }
1092 if u == nil && !develMode {
1093 w.Header().Set("Cache-Control", "max-age=60")
1094 }
1095 err := readviews.Execute(w, "honkpage.html", templinfo)
1096 if err != nil {
1097 elog.Print(err)
1098 }
1099}
1100
1101func saveuser(w http.ResponseWriter, r *http.Request) {
1102 whatabout := r.FormValue("whatabout")
1103 whatabout = strings.Replace(whatabout, "\r", "", -1)
1104 u := login.GetUserInfo(r)
1105 user, _ := butwhatabout(u.Username)
1106 db := opendatabase()
1107
1108 options := user.Options
1109 if r.FormValue("skinny") == "skinny" {
1110 options.SkinnyCSS = true
1111 } else {
1112 options.SkinnyCSS = false
1113 }
1114 if r.FormValue("omitimages") == "omitimages" {
1115 options.OmitImages = true
1116 } else {
1117 options.OmitImages = false
1118 }
1119 if r.FormValue("mentionall") == "mentionall" {
1120 options.MentionAll = true
1121 } else {
1122 options.MentionAll = false
1123 }
1124 if r.FormValue("maps") == "apple" {
1125 options.MapLink = "apple"
1126 } else {
1127 options.MapLink = ""
1128 }
1129 options.Reaction = r.FormValue("reaction")
1130
1131 sendupdate := false
1132 ava := re_avatar.FindString(whatabout)
1133 if ava != "" {
1134 whatabout = re_avatar.ReplaceAllString(whatabout, "")
1135 ava = ava[7:]
1136 if ava[0] == ' ' {
1137 ava = ava[1:]
1138 }
1139 ava = fmt.Sprintf("https://%s/meme/%s", serverName, ava)
1140 }
1141 if ava != options.Avatar {
1142 options.Avatar = ava
1143 sendupdate = true
1144 }
1145 ban := re_banner.FindString(whatabout)
1146 if ban != "" {
1147 whatabout = re_banner.ReplaceAllString(whatabout, "")
1148 ban = ban[7:]
1149 if ban[0] == ' ' {
1150 ban = ban[1:]
1151 }
1152 ban = fmt.Sprintf("https://%s/meme/%s", serverName, ban)
1153 }
1154 if ban != options.Banner {
1155 options.Banner = ban
1156 sendupdate = true
1157 }
1158 whatabout = strings.TrimSpace(whatabout)
1159 if whatabout != user.About {
1160 sendupdate = true
1161 }
1162 j, err := jsonify(options)
1163 if err == nil {
1164 _, err = db.Exec("update users set about = ?, options = ? where username = ?", whatabout, j, u.Username)
1165 }
1166 if err != nil {
1167 elog.Printf("error bouting what: %s", err)
1168 }
1169 somenamedusers.Clear(u.Username)
1170 somenumberedusers.Clear(u.UserID)
1171 oldjonkers.Clear(u.Username)
1172
1173 if sendupdate {
1174 updateMe(u.Username)
1175 }
1176
1177 http.Redirect(w, r, "/account", http.StatusSeeOther)
1178}
1179
1180func bonkit(xid string, user *WhatAbout) {
1181 dlog.Printf("bonking %s", xid)
1182
1183 xonk := getxonk(user.ID, xid)
1184 if xonk == nil {
1185 return
1186 }
1187 if !xonk.Public {
1188 return
1189 }
1190 if xonk.IsBonked() {
1191 return
1192 }
1193 donksforhonks([]*Honk{xonk})
1194
1195 _, err := stmtUpdateFlags.Exec(flagIsBonked, xonk.ID)
1196 if err != nil {
1197 elog.Printf("error acking bonk: %s", err)
1198 }
1199
1200 oonker := xonk.Oonker
1201 if oonker == "" {
1202 oonker = xonk.Honker
1203 }
1204 dt := time.Now().UTC()
1205 bonk := &Honk{
1206 UserID: user.ID,
1207 Username: user.Name,
1208 What: "bonk",
1209 Honker: user.URL,
1210 Oonker: oonker,
1211 XID: xonk.XID,
1212 RID: xonk.RID,
1213 Noise: xonk.Noise,
1214 Precis: xonk.Precis,
1215 URL: xonk.URL,
1216 Date: dt,
1217 Donks: xonk.Donks,
1218 Whofore: 2,
1219 Convoy: xonk.Convoy,
1220 Audience: []string{thewholeworld, oonker},
1221 Public: true,
1222 Format: xonk.Format,
1223 Place: xonk.Place,
1224 Onts: xonk.Onts,
1225 Time: xonk.Time,
1226 }
1227
1228 err = savehonk(bonk)
1229 if err != nil {
1230 elog.Printf("uh oh")
1231 return
1232 }
1233
1234 go honkworldwide(user, bonk)
1235}
1236
1237func submitbonk(w http.ResponseWriter, r *http.Request) {
1238 xid := r.FormValue("xid")
1239 userinfo := login.GetUserInfo(r)
1240 user, _ := butwhatabout(userinfo.Username)
1241
1242 bonkit(xid, user)
1243
1244 if r.FormValue("js") != "1" {
1245 templinfo := getInfo(r)
1246 templinfo["ServerMessage"] = "Bonked!"
1247 err := readviews.Execute(w, "msg.html", templinfo)
1248 if err != nil {
1249 elog.Print(err)
1250 }
1251 }
1252}
1253
1254func sendzonkofsorts(xonk *Honk, user *WhatAbout, what string, aux string) {
1255 zonk := &Honk{
1256 What: what,
1257 XID: xonk.XID,
1258 Date: time.Now().UTC(),
1259 Audience: oneofakind(xonk.Audience),
1260 Noise: aux,
1261 }
1262 zonk.Public = loudandproud(zonk.Audience)
1263
1264 dlog.Printf("announcing %sed honk: %s", what, xonk.XID)
1265 go honkworldwide(user, zonk)
1266}
1267
1268func zonkit(w http.ResponseWriter, r *http.Request) {
1269 wherefore := r.FormValue("wherefore")
1270 what := r.FormValue("what")
1271 userinfo := login.GetUserInfo(r)
1272 user, _ := butwhatabout(userinfo.Username)
1273
1274 if wherefore == "save" {
1275 xonk := getxonk(userinfo.UserID, what)
1276 if xonk != nil {
1277 _, err := stmtUpdateFlags.Exec(flagIsSaved, xonk.ID)
1278 if err != nil {
1279 elog.Printf("error saving: %s", err)
1280 }
1281 }
1282 return
1283 }
1284
1285 if wherefore == "unsave" {
1286 xonk := getxonk(userinfo.UserID, what)
1287 if xonk != nil {
1288 _, err := stmtClearFlags.Exec(flagIsSaved, xonk.ID)
1289 if err != nil {
1290 elog.Printf("error unsaving: %s", err)
1291 }
1292 }
1293 return
1294 }
1295
1296 if wherefore == "react" {
1297 reaction := user.Options.Reaction
1298 if r2 := r.FormValue("reaction"); r2 != "" {
1299 reaction = r2
1300 }
1301 if reaction == "none" {
1302 return
1303 }
1304 xonk := getxonk(userinfo.UserID, what)
1305 if xonk != nil {
1306 _, err := stmtUpdateFlags.Exec(flagIsReacted, xonk.ID)
1307 if err != nil {
1308 elog.Printf("error saving: %s", err)
1309 }
1310 sendzonkofsorts(xonk, user, "react", reaction)
1311 }
1312 return
1313 }
1314
1315 if wherefore == "wonk" {
1316 xonk := getxonk(userinfo.UserID, what)
1317 if xonk != nil {
1318 _, err := stmtUpdateFlags.Exec(flagIsWonked, xonk.ID)
1319 if err == nil {
1320 guesses := r.FormValue("guesses")
1321 _, err = stmtSaveMeta.Exec(xonk.ID, "guesses", guesses)
1322 }
1323 if err != nil {
1324 elog.Printf("error saving: %s", err)
1325 }
1326 }
1327 return
1328 }
1329
1330 // my hammer is too big, oh well
1331 defer oldjonks.Flush()
1332
1333 if wherefore == "ack" {
1334 xonk := getxonk(userinfo.UserID, what)
1335 if xonk != nil && !xonk.IsAcked() {
1336 _, err := stmtUpdateFlags.Exec(flagIsAcked, xonk.ID)
1337 if err != nil {
1338 elog.Printf("error acking: %s", err)
1339 }
1340 sendzonkofsorts(xonk, user, "ack", "")
1341 }
1342 return
1343 }
1344
1345 if wherefore == "deack" {
1346 xonk := getxonk(userinfo.UserID, what)
1347 if xonk != nil && xonk.IsAcked() {
1348 _, err := stmtClearFlags.Exec(flagIsAcked, xonk.ID)
1349 if err != nil {
1350 elog.Printf("error deacking: %s", err)
1351 }
1352 sendzonkofsorts(xonk, user, "deack", "")
1353 }
1354 return
1355 }
1356
1357 if wherefore == "bonk" {
1358 user, _ := butwhatabout(userinfo.Username)
1359 bonkit(what, user)
1360 return
1361 }
1362
1363 if wherefore == "unbonk" {
1364 xonk := getbonk(userinfo.UserID, what)
1365 if xonk != nil {
1366 deletehonk(xonk.ID)
1367 xonk = getxonk(userinfo.UserID, what)
1368 _, err := stmtClearFlags.Exec(flagIsBonked, xonk.ID)
1369 if err != nil {
1370 elog.Printf("error unbonking: %s", err)
1371 }
1372 sendzonkofsorts(xonk, user, "unbonk", "")
1373 }
1374 return
1375 }
1376
1377 if wherefore == "untag" {
1378 xonk := getxonk(userinfo.UserID, what)
1379 if xonk != nil {
1380 _, err := stmtUpdateFlags.Exec(flagIsUntagged, xonk.ID)
1381 if err != nil {
1382 elog.Printf("error untagging: %s", err)
1383 }
1384 }
1385 var badparents map[string]bool
1386 untagged.GetAndLock(userinfo.UserID, &badparents)
1387 badparents[what] = true
1388 untagged.Unlock()
1389 return
1390 }
1391
1392 ilog.Printf("zonking %s %s", wherefore, what)
1393 if wherefore == "zonk" {
1394 xonk := getxonk(userinfo.UserID, what)
1395 if xonk != nil {
1396 deletehonk(xonk.ID)
1397 if xonk.Whofore == 2 || xonk.Whofore == 3 {
1398 sendzonkofsorts(xonk, user, "zonk", "")
1399 }
1400 }
1401 }
1402 _, err := stmtSaveZonker.Exec(userinfo.UserID, what, wherefore)
1403 if err != nil {
1404 elog.Printf("error saving zonker: %s", err)
1405 return
1406 }
1407}
1408
1409func edithonkpage(w http.ResponseWriter, r *http.Request) {
1410 u := login.GetUserInfo(r)
1411 user, _ := butwhatabout(u.Username)
1412 xid := r.FormValue("xid")
1413 honk := getxonk(u.UserID, xid)
1414 if !canedithonk(user, honk) {
1415 http.Error(w, "no editing that please", http.StatusInternalServerError)
1416 return
1417 }
1418
1419 noise := honk.Noise
1420
1421 honks := []*Honk{honk}
1422 donksforhonks(honks)
1423 reverbolate(u.UserID, honks)
1424 templinfo := getInfo(r)
1425 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1426 templinfo["Honks"] = honks
1427 templinfo["MapLink"] = getmaplink(u)
1428 templinfo["Noise"] = noise
1429 templinfo["SavedPlace"] = honk.Place
1430 if tm := honk.Time; tm != nil {
1431 templinfo["ShowTime"] = ";"
1432 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1433 if tm.Duration != 0 {
1434 templinfo["Duration"] = tm.Duration
1435 }
1436 }
1437 templinfo["ServerMessage"] = "honk edit 2"
1438 templinfo["IsPreview"] = true
1439 templinfo["UpdateXID"] = honk.XID
1440 if len(honk.Donks) > 0 {
1441 templinfo["SavedFile"] = honk.Donks[0].XID
1442 }
1443 err := readviews.Execute(w, "honkpage.html", templinfo)
1444 if err != nil {
1445 elog.Print(err)
1446 }
1447}
1448
1449func newhonkpage(w http.ResponseWriter, r *http.Request) {
1450 u := login.GetUserInfo(r)
1451 rid := r.FormValue("rid")
1452 noise := ""
1453
1454 xonk := getxonk(u.UserID, rid)
1455 if xonk != nil {
1456 _, replto := handles(xonk.Honker)
1457 if replto != "" {
1458 noise = "@" + replto + " "
1459 }
1460 }
1461
1462 templinfo := getInfo(r)
1463 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1464 templinfo["InReplyTo"] = rid
1465 templinfo["Noise"] = noise
1466 templinfo["ServerMessage"] = "compose honk"
1467 templinfo["IsPreview"] = true
1468 err := readviews.Execute(w, "honkpage.html", templinfo)
1469 if err != nil {
1470 elog.Print(err)
1471 }
1472}
1473
1474func canedithonk(user *WhatAbout, honk *Honk) bool {
1475 if honk == nil || honk.Honker != user.URL || honk.What == "bonk" {
1476 return false
1477 }
1478 return true
1479}
1480
1481func submitdonk(w http.ResponseWriter, r *http.Request) (*Donk, error) {
1482 if !strings.HasPrefix(strings.ToLower(r.Header.Get("Content-Type")), "multipart/form-data") {
1483 return nil, nil
1484 }
1485 file, filehdr, err := r.FormFile("donk")
1486 if err != nil {
1487 if err == http.ErrMissingFile {
1488 return nil, nil
1489 }
1490 elog.Printf("error reading donk: %s", err)
1491 http.Error(w, "error reading donk", http.StatusUnsupportedMediaType)
1492 return nil, err
1493 }
1494 var buf bytes.Buffer
1495 io.Copy(&buf, file)
1496 file.Close()
1497 data := buf.Bytes()
1498 var media, name string
1499 img, err := shrinkit(data)
1500 if err == nil {
1501 data = img.Data
1502 format := img.Format
1503 media = "image/" + format
1504 if format == "jpeg" {
1505 format = "jpg"
1506 }
1507 name = xfiltrate() + "." + format
1508 } else {
1509 ct := http.DetectContentType(data)
1510 switch ct {
1511 case "application/pdf":
1512 maxsize := 10000000
1513 if len(data) > maxsize {
1514 ilog.Printf("bad image: %s too much pdf: %d", err, len(data))
1515 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1516 return nil, err
1517 }
1518 media = ct
1519 name = filehdr.Filename
1520 if name == "" {
1521 name = xfiltrate() + ".pdf"
1522 }
1523 default:
1524 maxsize := 100000
1525 if len(data) > maxsize {
1526 ilog.Printf("bad image: %s too much text: %d", err, len(data))
1527 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1528 return nil, err
1529 }
1530 for i := 0; i < len(data); i++ {
1531 if data[i] < 32 && data[i] != '\t' && data[i] != '\r' && data[i] != '\n' {
1532 ilog.Printf("bad image: %s not text: %d", err, data[i])
1533 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1534 return nil, err
1535 }
1536 }
1537 media = "text/plain"
1538 name = filehdr.Filename
1539 if name == "" {
1540 name = xfiltrate() + ".txt"
1541 }
1542 }
1543 }
1544 desc := strings.TrimSpace(r.FormValue("donkdesc"))
1545 if desc == "" {
1546 desc = name
1547 }
1548 fileid, xid, err := savefileandxid(name, desc, "", media, true, data)
1549 if err != nil {
1550 elog.Printf("unable to save image: %s", err)
1551 http.Error(w, "failed to save attachment", http.StatusUnsupportedMediaType)
1552 return nil, err
1553 }
1554 d := &Donk{
1555 FileID: fileid,
1556 XID: xid,
1557 Desc: desc,
1558 Local: true,
1559 }
1560 return d, nil
1561}
1562
1563func submitwebhonk(w http.ResponseWriter, r *http.Request) {
1564 h := submithonk(w, r)
1565 if h == nil {
1566 return
1567 }
1568 http.Redirect(w, r, h.XID[len(serverName)+8:], http.StatusSeeOther)
1569}
1570
1571// what a hot mess this function is
1572func submithonk(w http.ResponseWriter, r *http.Request) *Honk {
1573 rid := r.FormValue("rid")
1574 noise := r.FormValue("noise")
1575 format := r.FormValue("format")
1576 if format == "" {
1577 format = "markdown"
1578 }
1579 if !(format == "markdown" || format == "html") {
1580 http.Error(w, "unknown format", 500)
1581 return nil
1582 }
1583
1584 userinfo := login.GetUserInfo(r)
1585 user, _ := butwhatabout(userinfo.Username)
1586
1587 dt := time.Now().UTC()
1588 updatexid := r.FormValue("updatexid")
1589 var honk *Honk
1590 if updatexid != "" {
1591 honk = getxonk(userinfo.UserID, updatexid)
1592 if !canedithonk(user, honk) {
1593 http.Error(w, "no editing that please", http.StatusInternalServerError)
1594 return nil
1595 }
1596 honk.Date = dt
1597 honk.What = "update"
1598 honk.Format = format
1599 } else {
1600 xid := fmt.Sprintf("%s/%s/%s", user.URL, honkSep, xfiltrate())
1601 what := "honk"
1602 if rid != "" {
1603 what = "tonk"
1604 }
1605 wonkles := r.FormValue("wonkles")
1606 if wonkles != "" {
1607 what = "wonk"
1608 }
1609 honk = &Honk{
1610 UserID: userinfo.UserID,
1611 Username: userinfo.Username,
1612 What: what,
1613 Honker: user.URL,
1614 XID: xid,
1615 Date: dt,
1616 Format: format,
1617 Wonkles: wonkles,
1618 }
1619 }
1620
1621 noise = strings.Replace(noise, "\r", "", -1)
1622 noise = quickrename(noise, userinfo.UserID)
1623 noise = hooterize(noise)
1624 honk.Noise = noise
1625 translate(honk)
1626
1627 var convoy string
1628 if rid != "" {
1629 xonk := getxonk(userinfo.UserID, rid)
1630 if xonk == nil {
1631 http.Error(w, "replyto disappeared", http.StatusNotFound)
1632 return nil
1633 }
1634 if xonk.Public {
1635 honk.Audience = append(honk.Audience, xonk.Audience...)
1636 }
1637 convoy = xonk.Convoy
1638 for i, a := range honk.Audience {
1639 if a == thewholeworld {
1640 honk.Audience[0], honk.Audience[i] = honk.Audience[i], honk.Audience[0]
1641 break
1642 }
1643 }
1644 honk.RID = rid
1645 if xonk.Precis != "" && honk.Precis == "" {
1646 honk.Precis = xonk.Precis
1647 if !(strings.HasPrefix(honk.Precis, "DZ:") || strings.HasPrefix(honk.Precis, "re: re: re: ")) {
1648 honk.Precis = "re: " + honk.Precis
1649 }
1650 }
1651 } else {
1652 honk.Audience = []string{thewholeworld}
1653 }
1654 if honk.Noise != "" && honk.Noise[0] == '@' {
1655 honk.Audience = append(grapevine(honk.Mentions), honk.Audience...)
1656 } else {
1657 honk.Audience = append(honk.Audience, grapevine(honk.Mentions)...)
1658 }
1659
1660 if convoy == "" {
1661 convoy = "data:,electrichonkytonk-" + xfiltrate()
1662 }
1663 butnottooloud(honk.Audience)
1664 honk.Audience = oneofakind(honk.Audience)
1665 if len(honk.Audience) == 0 {
1666 ilog.Printf("honk to nowhere")
1667 http.Error(w, "honk to nowhere...", http.StatusNotFound)
1668 return nil
1669 }
1670 honk.Public = loudandproud(honk.Audience)
1671 honk.Convoy = convoy
1672
1673 donkxid := r.FormValue("donkxid")
1674 if donkxid == "" {
1675 d, err := submitdonk(w, r)
1676 if err != nil && err != http.ErrMissingFile {
1677 return nil
1678 }
1679 if d != nil {
1680 honk.Donks = append(honk.Donks, d)
1681 donkxid = d.XID
1682 }
1683 } else {
1684 xid := donkxid
1685 url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1686 donk := finddonk(url)
1687 if donk != nil {
1688 honk.Donks = append(honk.Donks, donk)
1689 } else {
1690 ilog.Printf("can't find file: %s", xid)
1691 }
1692 }
1693 memetize(honk)
1694 imaginate(honk)
1695
1696 placename := strings.TrimSpace(r.FormValue("placename"))
1697 placelat := strings.TrimSpace(r.FormValue("placelat"))
1698 placelong := strings.TrimSpace(r.FormValue("placelong"))
1699 placeurl := strings.TrimSpace(r.FormValue("placeurl"))
1700 if placename != "" || placelat != "" || placelong != "" || placeurl != "" {
1701 p := new(Place)
1702 p.Name = placename
1703 p.Latitude, _ = strconv.ParseFloat(placelat, 64)
1704 p.Longitude, _ = strconv.ParseFloat(placelong, 64)
1705 p.Url = placeurl
1706 honk.Place = p
1707 }
1708 timestart := strings.TrimSpace(r.FormValue("timestart"))
1709 if timestart != "" {
1710 t := new(Time)
1711 now := time.Now().Local()
1712 for _, layout := range []string{"2006-01-02 3:04pm", "2006-01-02 15:04", "3:04pm", "15:04"} {
1713 start, err := time.ParseInLocation(layout, timestart, now.Location())
1714 if err == nil {
1715 if start.Year() == 0 {
1716 start = time.Date(now.Year(), now.Month(), now.Day(), start.Hour(), start.Minute(), 0, 0, now.Location())
1717 }
1718 t.StartTime = start
1719 break
1720 }
1721 }
1722 timeend := r.FormValue("timeend")
1723 dur := parseDuration(timeend)
1724 if dur != 0 {
1725 t.Duration = Duration(dur)
1726 }
1727 if !t.StartTime.IsZero() {
1728 honk.What = "event"
1729 honk.Time = t
1730 }
1731 }
1732
1733 if honk.Public {
1734 honk.Whofore = 2
1735 } else {
1736 honk.Whofore = 3
1737 }
1738
1739 // back to markdown
1740 honk.Noise = noise
1741
1742 if r.FormValue("preview") == "preview" {
1743 honks := []*Honk{honk}
1744 reverbolate(userinfo.UserID, honks)
1745 templinfo := getInfo(r)
1746 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1747 templinfo["Honks"] = honks
1748 templinfo["MapLink"] = getmaplink(userinfo)
1749 templinfo["InReplyTo"] = r.FormValue("rid")
1750 templinfo["Noise"] = r.FormValue("noise")
1751 templinfo["SavedFile"] = donkxid
1752 if tm := honk.Time; tm != nil {
1753 templinfo["ShowTime"] = ";"
1754 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1755 if tm.Duration != 0 {
1756 templinfo["Duration"] = tm.Duration
1757 }
1758 }
1759 templinfo["IsPreview"] = true
1760 templinfo["UpdateXID"] = updatexid
1761 templinfo["ServerMessage"] = "honk preview"
1762 err := readviews.Execute(w, "honkpage.html", templinfo)
1763 if err != nil {
1764 elog.Print(err)
1765 }
1766 return nil
1767 }
1768
1769 if updatexid != "" {
1770 updatehonk(honk)
1771 oldjonks.Clear(honk.XID)
1772 } else {
1773 err := savehonk(honk)
1774 if err != nil {
1775 elog.Printf("uh oh")
1776 return nil
1777 }
1778 }
1779
1780 // reload for consistency
1781 honk.Donks = nil
1782 donksforhonks([]*Honk{honk})
1783
1784 go honkworldwide(user, honk)
1785
1786 return honk
1787}
1788
1789func showhonkers(w http.ResponseWriter, r *http.Request) {
1790 userinfo := login.GetUserInfo(r)
1791 templinfo := getInfo(r)
1792 templinfo["Honkers"] = gethonkers(userinfo.UserID)
1793 templinfo["HonkerCSRF"] = login.GetCSRF("submithonker", r)
1794 err := readviews.Execute(w, "honkers.html", templinfo)
1795 if err != nil {
1796 elog.Print(err)
1797 }
1798}
1799
1800func showchatter(w http.ResponseWriter, r *http.Request) {
1801 u := login.GetUserInfo(r)
1802 chatnewnone(u.UserID)
1803 chatter := loadchatter(u.UserID)
1804 for _, chat := range chatter {
1805 for _, ch := range chat.Chonks {
1806 filterchonk(ch)
1807 }
1808 }
1809
1810 templinfo := getInfo(r)
1811 templinfo["Chatter"] = chatter
1812 templinfo["ChonkCSRF"] = login.GetCSRF("sendchonk", r)
1813 err := readviews.Execute(w, "chatter.html", templinfo)
1814 if err != nil {
1815 elog.Print(err)
1816 }
1817}
1818
1819func submitchonk(w http.ResponseWriter, r *http.Request) {
1820 u := login.GetUserInfo(r)
1821 user, _ := butwhatabout(u.Username)
1822 noise := r.FormValue("noise")
1823 target := r.FormValue("target")
1824 format := "markdown"
1825 dt := time.Now().UTC()
1826 xid := fmt.Sprintf("%s/%s/%s", user.URL, "chonk", xfiltrate())
1827
1828 if !strings.HasPrefix(target, "https://") {
1829 target = fullname(target, u.UserID)
1830 }
1831 if target == "" {
1832 http.Error(w, "who is that?", http.StatusInternalServerError)
1833 return
1834 }
1835 ch := Chonk{
1836 UserID: u.UserID,
1837 XID: xid,
1838 Who: user.URL,
1839 Target: target,
1840 Date: dt,
1841 Noise: noise,
1842 Format: format,
1843 }
1844 d, err := submitdonk(w, r)
1845 if err != nil && err != http.ErrMissingFile {
1846 return
1847 }
1848 if d != nil {
1849 ch.Donks = append(ch.Donks, d)
1850 }
1851
1852 translatechonk(&ch)
1853 savechonk(&ch)
1854 // reload for consistency
1855 ch.Donks = nil
1856 donksforchonks([]*Chonk{&ch})
1857 go sendchonk(user, &ch)
1858
1859 http.Redirect(w, r, "/chatter", http.StatusSeeOther)
1860}
1861
1862var combocache = cache.New(cache.Options{Filler: func(userid int64) ([]string, bool) {
1863 honkers := gethonkers(userid)
1864 var combos []string
1865 for _, h := range honkers {
1866 combos = append(combos, h.Combos...)
1867 }
1868 for i, c := range combos {
1869 if c == "-" {
1870 combos[i] = ""
1871 }
1872 }
1873 combos = oneofakind(combos)
1874 sort.Strings(combos)
1875 return combos, true
1876}, Invalidator: &honkerinvalidator})
1877
1878func showcombos(w http.ResponseWriter, r *http.Request) {
1879 userinfo := login.GetUserInfo(r)
1880 var combos []string
1881 combocache.Get(userinfo.UserID, &combos)
1882 templinfo := getInfo(r)
1883 err := readviews.Execute(w, "combos.html", templinfo)
1884 if err != nil {
1885 elog.Print(err)
1886 }
1887}
1888
1889func submithonker(w http.ResponseWriter, r *http.Request) {
1890 u := login.GetUserInfo(r)
1891 user, _ := butwhatabout(u.Username)
1892 name := strings.TrimSpace(r.FormValue("name"))
1893 url := strings.TrimSpace(r.FormValue("url"))
1894 peep := r.FormValue("peep")
1895 combos := strings.TrimSpace(r.FormValue("combos"))
1896 combos = " " + combos + " "
1897 honkerid, _ := strconv.ParseInt(r.FormValue("honkerid"), 10, 0)
1898
1899 re_namecheck := regexp.MustCompile("[\\pL[:digit:]_.-]+")
1900 if name != "" && !re_namecheck.MatchString(name) {
1901 http.Error(w, "please use a plainer name", http.StatusInternalServerError)
1902 return
1903 }
1904
1905 var meta HonkerMeta
1906 meta.Notes = strings.TrimSpace(r.FormValue("notes"))
1907 mj, _ := jsonify(&meta)
1908
1909 defer honkerinvalidator.Clear(u.UserID)
1910
1911 if honkerid > 0 {
1912 if r.FormValue("delete") == "delete" {
1913 unfollowyou(user, honkerid)
1914 stmtDeleteHonker.Exec(honkerid)
1915 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1916 return
1917 }
1918 if r.FormValue("unsub") == "unsub" {
1919 unfollowyou(user, honkerid)
1920 }
1921 if r.FormValue("sub") == "sub" {
1922 followyou(user, honkerid)
1923 }
1924 _, err := stmtUpdateHonker.Exec(name, combos, mj, honkerid, u.UserID)
1925 if err != nil {
1926 elog.Printf("update honker err: %s", err)
1927 return
1928 }
1929 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1930 return
1931 }
1932
1933 if url == "" {
1934 http.Error(w, "subscribing to nothing?", http.StatusInternalServerError)
1935 return
1936 }
1937
1938 flavor := "presub"
1939 if peep == "peep" {
1940 flavor = "peep"
1941 }
1942
1943 err := savehonker(user, url, name, flavor, combos, mj)
1944 if err != nil {
1945 http.Error(w, "had some trouble with that: "+err.Error(), http.StatusInternalServerError)
1946 return
1947 }
1948
1949 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1950}
1951
1952func hfcspage(w http.ResponseWriter, r *http.Request) {
1953 userinfo := login.GetUserInfo(r)
1954
1955 filters := getfilters(userinfo.UserID, filtAny)
1956
1957 templinfo := getInfo(r)
1958 templinfo["Filters"] = filters
1959 templinfo["FilterCSRF"] = login.GetCSRF("filter", r)
1960 err := readviews.Execute(w, "hfcs.html", templinfo)
1961 if err != nil {
1962 elog.Print(err)
1963 }
1964}
1965
1966func savehfcs(w http.ResponseWriter, r *http.Request) {
1967 userinfo := login.GetUserInfo(r)
1968 itsok := r.FormValue("itsok")
1969 if itsok == "iforgiveyou" {
1970 hfcsid, _ := strconv.ParseInt(r.FormValue("hfcsid"), 10, 0)
1971 _, err := stmtDeleteFilter.Exec(userinfo.UserID, hfcsid)
1972 if err != nil {
1973 elog.Printf("error deleting filter: %s", err)
1974 }
1975 filtInvalidator.Clear(userinfo.UserID)
1976 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
1977 return
1978 }
1979
1980 filt := new(Filter)
1981 filt.Name = strings.TrimSpace(r.FormValue("name"))
1982 filt.Date = time.Now().UTC()
1983 filt.Actor = strings.TrimSpace(r.FormValue("actor"))
1984 filt.IncludeAudience = r.FormValue("incaud") == "yes"
1985 filt.Text = strings.TrimSpace(r.FormValue("filttext"))
1986 filt.IsAnnounce = r.FormValue("isannounce") == "yes"
1987 filt.AnnounceOf = strings.TrimSpace(r.FormValue("announceof"))
1988 filt.Reject = r.FormValue("doreject") == "yes"
1989 filt.SkipMedia = r.FormValue("doskipmedia") == "yes"
1990 filt.Hide = r.FormValue("dohide") == "yes"
1991 filt.Collapse = r.FormValue("docollapse") == "yes"
1992 filt.Rewrite = strings.TrimSpace(r.FormValue("filtrewrite"))
1993 filt.Replace = strings.TrimSpace(r.FormValue("filtreplace"))
1994 if dur := parseDuration(r.FormValue("filtduration")); dur > 0 {
1995 filt.Expiration = time.Now().UTC().Add(dur)
1996 }
1997 filt.Notes = strings.TrimSpace(r.FormValue("filtnotes"))
1998
1999 if filt.Actor == "" && filt.Text == "" && !filt.IsAnnounce {
2000 ilog.Printf("blank filter")
2001 http.Error(w, "can't save a blank filter", http.StatusInternalServerError)
2002 return
2003 }
2004
2005 j, err := jsonify(filt)
2006 if err == nil {
2007 _, err = stmtSaveFilter.Exec(userinfo.UserID, j)
2008 }
2009 if err != nil {
2010 elog.Printf("error saving filter: %s", err)
2011 }
2012
2013 filtInvalidator.Clear(userinfo.UserID)
2014 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2015}
2016
2017func accountpage(w http.ResponseWriter, r *http.Request) {
2018 u := login.GetUserInfo(r)
2019 user, _ := butwhatabout(u.Username)
2020 templinfo := getInfo(r)
2021 templinfo["UserCSRF"] = login.GetCSRF("saveuser", r)
2022 templinfo["LogoutCSRF"] = login.GetCSRF("logout", r)
2023 templinfo["User"] = user
2024 about := user.About
2025 if ava := user.Options.Avatar; ava != "" {
2026 about += "\n\navatar: " + ava[strings.LastIndexByte(ava, '/')+1:]
2027 }
2028 if ban := user.Options.Banner; ban != "" {
2029 about += "\n\nbanner: " + ban[strings.LastIndexByte(ban, '/')+1:]
2030 }
2031 templinfo["WhatAbout"] = about
2032 err := readviews.Execute(w, "account.html", templinfo)
2033 if err != nil {
2034 elog.Print(err)
2035 }
2036}
2037
2038func dochpass(w http.ResponseWriter, r *http.Request) {
2039 err := login.ChangePassword(w, r)
2040 if err != nil {
2041 elog.Printf("error changing password: %s", err)
2042 }
2043 http.Redirect(w, r, "/account", http.StatusSeeOther)
2044}
2045
2046func fingerlicker(w http.ResponseWriter, r *http.Request) {
2047 orig := r.FormValue("resource")
2048
2049 dlog.Printf("finger lick: %s", orig)
2050
2051 if strings.HasPrefix(orig, "acct:") {
2052 orig = orig[5:]
2053 }
2054
2055 name := orig
2056 idx := strings.LastIndexByte(name, '/')
2057 if idx != -1 {
2058 name = name[idx+1:]
2059 if fmt.Sprintf("https://%s/%s/%s", serverName, userSep, name) != orig {
2060 ilog.Printf("foreign request rejected")
2061 name = ""
2062 }
2063 } else {
2064 idx = strings.IndexByte(name, '@')
2065 if idx != -1 {
2066 name = name[:idx]
2067 if !(name+"@"+serverName == orig || name+"@"+masqName == orig) {
2068 ilog.Printf("foreign request rejected")
2069 name = ""
2070 }
2071 }
2072 }
2073 user, err := butwhatabout(name)
2074 if err != nil {
2075 http.NotFound(w, r)
2076 return
2077 }
2078 if stealthmode(user.ID, r) {
2079 http.NotFound(w, r)
2080 return
2081 }
2082
2083 j := junk.New()
2084 j["subject"] = fmt.Sprintf("acct:%s@%s", user.Name, masqName)
2085 j["aliases"] = []string{user.URL}
2086 l := junk.New()
2087 l["rel"] = "self"
2088 l["type"] = `application/activity+json`
2089 l["href"] = user.URL
2090 j["links"] = []junk.Junk{l}
2091
2092 w.Header().Set("Content-Type", "application/jrd+json")
2093 j.Write(w)
2094}
2095
2096func somedays() string {
2097 secs := 432000 + notrand.Int63n(432000)
2098 return fmt.Sprintf("%d", secs)
2099}
2100
2101func avatate(w http.ResponseWriter, r *http.Request) {
2102 if develMode {
2103 loadAvatarColors()
2104 }
2105 n := r.FormValue("a")
2106 a := genAvatar(n)
2107 if !develMode {
2108 w.Header().Set("Cache-Control", "max-age="+somedays())
2109 }
2110 w.Write(a)
2111}
2112
2113func serveviewasset(w http.ResponseWriter, r *http.Request) {
2114 serveasset(w, r, viewDir)
2115}
2116func servedataasset(w http.ResponseWriter, r *http.Request) {
2117 if r.URL.Path == "/favicon.ico" {
2118 r.URL.Path = "/icon.png"
2119 }
2120 serveasset(w, r, dataDir)
2121}
2122
2123func serveasset(w http.ResponseWriter, r *http.Request, basedir string) {
2124 if !develMode {
2125 w.Header().Set("Cache-Control", "max-age=7776000")
2126 }
2127 http.ServeFile(w, r, basedir+"/views"+r.URL.Path)
2128}
2129func servehelp(w http.ResponseWriter, r *http.Request) {
2130 name := mux.Vars(r)["name"]
2131 if !develMode {
2132 w.Header().Set("Cache-Control", "max-age=3600")
2133 }
2134 http.ServeFile(w, r, viewDir+"/docs/"+name)
2135}
2136func servehtml(w http.ResponseWriter, r *http.Request) {
2137 u := login.GetUserInfo(r)
2138 templinfo := getInfo(r)
2139 templinfo["AboutMsg"] = aboutMsg
2140 templinfo["LoginMsg"] = loginMsg
2141 templinfo["HonkVersion"] = softwareVersion
2142 if r.URL.Path == "/about" {
2143 templinfo["Sensors"] = getSensors()
2144 }
2145 if u == nil && !develMode {
2146 w.Header().Set("Cache-Control", "max-age=60")
2147 }
2148 err := readviews.Execute(w, r.URL.Path[1:]+".html", templinfo)
2149 if err != nil {
2150 elog.Print(err)
2151 }
2152}
2153func serveemu(w http.ResponseWriter, r *http.Request) {
2154 emu := mux.Vars(r)["emu"]
2155
2156 w.Header().Set("Cache-Control", "max-age="+somedays())
2157 http.ServeFile(w, r, dataDir+"/emus/"+emu)
2158}
2159func servememe(w http.ResponseWriter, r *http.Request) {
2160 meme := mux.Vars(r)["meme"]
2161
2162 w.Header().Set("Cache-Control", "max-age="+somedays())
2163 http.ServeFile(w, r, dataDir+"/memes/"+meme)
2164}
2165
2166func servefile(w http.ResponseWriter, r *http.Request) {
2167 xid := mux.Vars(r)["xid"]
2168 var media string
2169 var data []byte
2170 row := stmtGetFileData.QueryRow(xid)
2171 err := row.Scan(&media, &data)
2172 if err != nil {
2173 elog.Printf("error loading file: %s", err)
2174 http.NotFound(w, r)
2175 return
2176 }
2177 w.Header().Set("Content-Type", media)
2178 w.Header().Set("X-Content-Type-Options", "nosniff")
2179 w.Header().Set("Cache-Control", "max-age="+somedays())
2180 w.Write(data)
2181}
2182
2183func nomoroboto(w http.ResponseWriter, r *http.Request) {
2184 io.WriteString(w, "User-agent: *\n")
2185 io.WriteString(w, "Disallow: /a\n")
2186 io.WriteString(w, "Disallow: /d/\n")
2187 io.WriteString(w, "Disallow: /meme/\n")
2188 io.WriteString(w, "Disallow: /o\n")
2189 io.WriteString(w, "Disallow: /o/\n")
2190 io.WriteString(w, "Disallow: /help/\n")
2191 for _, u := range allusers() {
2192 fmt.Fprintf(w, "Disallow: /%s/%s/%s/\n", userSep, u.Username, honkSep)
2193 }
2194}
2195
2196type Hydration struct {
2197 Tophid int64
2198 Srvmsg template.HTML
2199 Honks string
2200 MeCount int64
2201 ChatCount int64
2202}
2203
2204func webhydra(w http.ResponseWriter, r *http.Request) {
2205 u := login.GetUserInfo(r)
2206 userid := u.UserID
2207 templinfo := getInfo(r)
2208 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
2209 page := r.FormValue("page")
2210
2211 wanted, _ := strconv.ParseInt(r.FormValue("tophid"), 10, 0)
2212
2213 var hydra Hydration
2214
2215 var honks []*Honk
2216 switch page {
2217 case "atme":
2218 honks = gethonksforme(userid, wanted)
2219 honks = osmosis(honks, userid, false)
2220 menewnone(userid)
2221 hydra.Srvmsg = "at me!"
2222 case "longago":
2223 honks = gethonksfromlongago(userid, wanted)
2224 honks = osmosis(honks, userid, false)
2225 hydra.Srvmsg = "from long ago"
2226 case "home":
2227 honks = gethonksforuser(userid, wanted)
2228 honks = osmosis(honks, userid, true)
2229 hydra.Srvmsg = serverMsg
2230 case "first":
2231 honks = gethonksforuserfirstclass(userid, wanted)
2232 honks = osmosis(honks, userid, true)
2233 hydra.Srvmsg = "first class only"
2234 case "saved":
2235 honks = getsavedhonks(userid, wanted)
2236 templinfo["PageName"] = "saved"
2237 hydra.Srvmsg = "saved honks"
2238 case "combo":
2239 c := r.FormValue("c")
2240 honks = gethonksbycombo(userid, c, wanted)
2241 honks = osmosis(honks, userid, false)
2242 hydra.Srvmsg = templates.Sprintf("honks by combo: %s", c)
2243 case "convoy":
2244 c := r.FormValue("c")
2245 honks = gethonksbyconvoy(userid, c, wanted)
2246 honks = osmosis(honks, userid, false)
2247 hydra.Srvmsg = templates.Sprintf("honks in convoy: %s", c)
2248 case "honker":
2249 xid := r.FormValue("xid")
2250 honks = gethonksbyxonker(userid, xid, wanted)
2251 miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
2252 <input type="hidden" name="CSRF" value="%s">
2253 <input type="hidden" name="url" value="%s">
2254 <button tabindex=1 name="add honker" value="add honker">add honker</button>
2255 </form>`, login.GetCSRF("submithonker", r), xid)
2256 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, xid, xid, miniform)
2257 hydra.Srvmsg = msg
2258 case "user":
2259 uname := r.FormValue("uname")
2260 honks = gethonksbyuser(uname, u != nil && u.Username == uname, wanted)
2261 hydra.Srvmsg = templates.Sprintf("honks by user: %s", uname)
2262 default:
2263 http.NotFound(w, r)
2264 }
2265
2266 if len(honks) > 0 {
2267 hydra.Tophid = honks[0].ID
2268 } else {
2269 hydra.Tophid = wanted
2270 }
2271 reverbolate(userid, honks)
2272
2273 user, _ := butwhatabout(u.Username)
2274
2275 var buf strings.Builder
2276 templinfo["Honks"] = honks
2277 templinfo["MapLink"] = getmaplink(u)
2278 templinfo["User"], _ = butwhatabout(u.Username)
2279 err := readviews.Execute(&buf, "honkfrags.html", templinfo)
2280 if err != nil {
2281 elog.Printf("frag error: %s", err)
2282 return
2283 }
2284 hydra.Honks = buf.String()
2285 hydra.MeCount = user.Options.MeCount
2286 hydra.ChatCount = user.Options.ChatCount
2287 w.Header().Set("Content-Type", "application/json")
2288 j, _ := jsonify(&hydra)
2289 io.WriteString(w, j)
2290}
2291
2292var honkline = make(chan bool)
2293
2294func honkhonkline() {
2295 for {
2296 select {
2297 case honkline <- true:
2298 default:
2299 return
2300 }
2301 }
2302}
2303
2304func apihandler(w http.ResponseWriter, r *http.Request) {
2305 u := login.GetUserInfo(r)
2306 userid := u.UserID
2307 action := r.FormValue("action")
2308 wait, _ := strconv.ParseInt(r.FormValue("wait"), 10, 0)
2309 dlog.Printf("api request '%s' on behalf of %s", action, u.Username)
2310 switch action {
2311 case "honk":
2312 h := submithonk(w, r)
2313 if h == nil {
2314 return
2315 }
2316 w.Write([]byte(h.XID))
2317 case "donk":
2318 d, err := submitdonk(w, r)
2319 if err != nil {
2320 http.Error(w, err.Error(), http.StatusBadRequest)
2321 return
2322 }
2323 if d == nil {
2324 http.Error(w, "missing donk", http.StatusBadRequest)
2325 return
2326 }
2327 w.Write([]byte(d.XID))
2328 case "zonkit":
2329 zonkit(w, r)
2330 case "gethonks":
2331 var honks []*Honk
2332 wanted, _ := strconv.ParseInt(r.FormValue("after"), 10, 0)
2333 page := r.FormValue("page")
2334 var waitchan <-chan time.Time
2335 requery:
2336 switch page {
2337 case "atme":
2338 honks = gethonksforme(userid, wanted)
2339 honks = osmosis(honks, userid, false)
2340 menewnone(userid)
2341 case "longago":
2342 honks = gethonksfromlongago(userid, wanted)
2343 honks = osmosis(honks, userid, false)
2344 case "home":
2345 honks = gethonksforuser(userid, wanted)
2346 honks = osmosis(honks, userid, true)
2347 case "myhonks":
2348 honks = gethonksbyuser(u.Username, true, wanted)
2349 honks = osmosis(honks, userid, true)
2350 default:
2351 http.Error(w, "unknown page", http.StatusNotFound)
2352 return
2353 }
2354 if len(honks) == 0 && wait > 0 {
2355 if waitchan == nil {
2356 waitchan = time.After(time.Duration(wait) * time.Second)
2357 }
2358 select {
2359 case <-honkline:
2360 goto requery
2361 case <-waitchan:
2362 }
2363 }
2364 reverbolate(userid, honks)
2365 j := junk.New()
2366 j["honks"] = honks
2367 j.Write(w)
2368 case "sendactivity":
2369 user, _ := butwhatabout(u.Username)
2370 public := r.FormValue("public") == "1"
2371 rcpts := boxuprcpts(user, r.Form["rcpt"], public)
2372 msg := []byte(r.FormValue("msg"))
2373 for rcpt := range rcpts {
2374 go deliverate(0, userid, rcpt, msg, true)
2375 }
2376 default:
2377 http.Error(w, "unknown action", http.StatusNotFound)
2378 return
2379 }
2380}
2381
2382var endoftheworld = make(chan bool)
2383var readyalready = make(chan bool)
2384var workinprogress = 0
2385
2386func enditall() {
2387 sig := make(chan os.Signal)
2388 signal.Notify(sig, os.Interrupt, syscall.SIGTERM, syscall.SIGQUIT)
2389 <-sig
2390 ilog.Printf("stopping...")
2391 for i := 0; i < workinprogress; i++ {
2392 endoftheworld <- true
2393 }
2394 ilog.Printf("waiting...")
2395 for i := 0; i < workinprogress; i++ {
2396 <-readyalready
2397 }
2398 ilog.Printf("apocalypse")
2399 os.Exit(0)
2400}
2401
2402var preservehooks []func()
2403
2404func bgmonitor() {
2405 for {
2406 when := time.Now().Add(-3 * 24 * time.Hour).UTC().Format(dbtimeformat)
2407 _, err := stmtDeleteOldXonkers.Exec("pubkey", when)
2408 if err != nil {
2409 elog.Printf("error deleting old xonkers: %s", err)
2410 }
2411 zaggies.Flush()
2412 time.Sleep(50 * time.Minute)
2413 }
2414}
2415
2416func serve() {
2417 db := opendatabase()
2418 login.Init(login.InitArgs{Db: db, Logger: ilog, Insecure: develMode, SameSiteStrict: !develMode})
2419
2420 listener, err := openListener()
2421 if err != nil {
2422 elog.Fatal(err)
2423 }
2424 runBackendServer()
2425 go enditall()
2426 go redeliverator()
2427 go tracker()
2428 go bgmonitor()
2429 loadLingo()
2430
2431 readviews = templates.Load(develMode,
2432 viewDir+"/views/honkpage.html",
2433 viewDir+"/views/honkfrags.html",
2434 viewDir+"/views/honkers.html",
2435 viewDir+"/views/chatter.html",
2436 viewDir+"/views/hfcs.html",
2437 viewDir+"/views/combos.html",
2438 viewDir+"/views/honkform.html",
2439 viewDir+"/views/honk.html",
2440 viewDir+"/views/account.html",
2441 viewDir+"/views/about.html",
2442 viewDir+"/views/funzone.html",
2443 viewDir+"/views/login.html",
2444 viewDir+"/views/xzone.html",
2445 viewDir+"/views/msg.html",
2446 viewDir+"/views/header.html",
2447 viewDir+"/views/onts.html",
2448 viewDir+"/views/honkpage.js",
2449 )
2450 if !develMode {
2451 assets := []string{
2452 viewDir + "/views/style.css",
2453 dataDir + "/views/local.css",
2454 viewDir + "/views/honkpage.js",
2455 dataDir + "/views/local.js",
2456 }
2457 for _, s := range assets {
2458 savedassetparams[s] = getassetparam(s)
2459 }
2460 loadAvatarColors()
2461 }
2462
2463 for _, h := range preservehooks {
2464 h()
2465 }
2466
2467 mux := mux.NewRouter()
2468 mux.Use(login.Checker)
2469
2470 mux.Handle("/api", login.TokenRequired(http.HandlerFunc(apihandler)))
2471
2472 posters := mux.Methods("POST").Subrouter()
2473 getters := mux.Methods("GET").Subrouter()
2474
2475 getters.HandleFunc("/", homepage)
2476 getters.HandleFunc("/home", homepage)
2477 getters.HandleFunc("/front", homepage)
2478 getters.HandleFunc("/events", homepage)
2479 getters.HandleFunc("/robots.txt", nomoroboto)
2480 getters.HandleFunc("/rss", showrss)
2481 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}", showuser)
2482 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/"+honkSep+"/{xid:[\\pL[:digit:]]+}", showonehonk)
2483 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/rss", showrss)
2484 posters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/inbox", inbox)
2485 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/outbox", outbox)
2486 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/followers", emptiness)
2487 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/following", emptiness)
2488 getters.HandleFunc("/a", avatate)
2489 getters.HandleFunc("/o", thelistingoftheontologies)
2490 getters.HandleFunc("/o/{name:.+}", showontology)
2491 getters.HandleFunc("/d/{xid:[\\pL[:digit:].]+}", servefile)
2492 getters.HandleFunc("/emu/{emu:[^.]*[^/]+}", serveemu)
2493 getters.HandleFunc("/meme/{meme:[^.]*[^/]+}", servememe)
2494 getters.HandleFunc("/.well-known/webfinger", fingerlicker)
2495
2496 getters.HandleFunc("/flag/{code:.+}", showflag)
2497
2498 getters.HandleFunc("/server", serveractor)
2499 posters.HandleFunc("/server/inbox", serverinbox)
2500 posters.HandleFunc("/inbox", serverinbox)
2501
2502 getters.HandleFunc("/style.css", serveviewasset)
2503 getters.HandleFunc("/honkpage.js", serveviewasset)
2504 getters.HandleFunc("/wonk.js", serveviewasset)
2505 getters.HandleFunc("/local.css", servedataasset)
2506 getters.HandleFunc("/local.js", servedataasset)
2507 getters.HandleFunc("/icon.png", servedataasset)
2508 getters.HandleFunc("/favicon.ico", servedataasset)
2509
2510 getters.HandleFunc("/about", servehtml)
2511 getters.HandleFunc("/login", servehtml)
2512 posters.HandleFunc("/dologin", login.LoginFunc)
2513 getters.HandleFunc("/logout", login.LogoutFunc)
2514 getters.HandleFunc("/help/{name:[\\pL[:digit:]_.-]+}", servehelp)
2515
2516 getters.HandleFunc("/bloat/wonkles", servewonkles)
2517
2518 loggedin := mux.NewRoute().Subrouter()
2519 loggedin.Use(login.Required)
2520 loggedin.HandleFunc("/first", homepage)
2521 loggedin.HandleFunc("/chatter", showchatter)
2522 loggedin.Handle("/sendchonk", login.CSRFWrap("sendchonk", http.HandlerFunc(submitchonk)))
2523 loggedin.HandleFunc("/saved", homepage)
2524 loggedin.HandleFunc("/account", accountpage)
2525 loggedin.HandleFunc("/funzone", showfunzone)
2526 loggedin.HandleFunc("/chpass", dochpass)
2527 loggedin.HandleFunc("/atme", homepage)
2528 loggedin.HandleFunc("/longago", homepage)
2529 loggedin.HandleFunc("/hfcs", hfcspage)
2530 loggedin.HandleFunc("/xzone", xzone)
2531 loggedin.HandleFunc("/newhonk", newhonkpage)
2532 loggedin.HandleFunc("/edit", edithonkpage)
2533 loggedin.Handle("/honk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitwebhonk)))
2534 loggedin.Handle("/bonk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitbonk)))
2535 loggedin.Handle("/zonkit", login.CSRFWrap("honkhonk", http.HandlerFunc(zonkit)))
2536 loggedin.Handle("/savehfcs", login.CSRFWrap("filter", http.HandlerFunc(savehfcs)))
2537 loggedin.Handle("/saveuser", login.CSRFWrap("saveuser", http.HandlerFunc(saveuser)))
2538 loggedin.Handle("/ximport", login.CSRFWrap("ximport", http.HandlerFunc(ximport)))
2539 loggedin.HandleFunc("/honkers", showhonkers)
2540 loggedin.HandleFunc("/h/{name:[\\pL[:digit:]_.-]+}", showhonker)
2541 loggedin.HandleFunc("/h", showhonker)
2542 loggedin.HandleFunc("/c/{name:[\\pL[:digit:]_.-]+}", showcombo)
2543 loggedin.HandleFunc("/c", showcombos)
2544 loggedin.HandleFunc("/t", showconvoy)
2545 loggedin.HandleFunc("/q", showsearch)
2546 loggedin.HandleFunc("/hydra", webhydra)
2547 loggedin.Handle("/submithonker", login.CSRFWrap("submithonker", http.HandlerFunc(submithonker)))
2548
2549 err = http.Serve(listener, mux)
2550 if err != nil {
2551 elog.Fatal(err)
2552 }
2553}