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
53var allemus []Emu
54
55func getuserstyle(u *login.UserInfo) template.HTMLAttr {
56 if u == nil {
57 return ""
58 }
59 user, _ := butwhatabout(u.Username)
60 class := template.HTMLAttr("")
61 if user.Options.SkinnyCSS {
62 class += `class="skinny"`
63 }
64 return class
65}
66
67func getmaplink(u *login.UserInfo) string {
68 if u == nil {
69 return "osm"
70 }
71 user, _ := butwhatabout(u.Username)
72 ml := user.Options.MapLink
73 if ml == "" {
74 ml = "osm"
75 }
76 return ml
77}
78
79func getInfo(r *http.Request) map[string]interface{} {
80 templinfo := make(map[string]interface{})
81 templinfo["StyleParam"] = getassetparam(viewDir + "/views/style.css")
82 templinfo["LocalStyleParam"] = getassetparam(dataDir + "/views/local.css")
83 templinfo["JSParam"] = getassetparam(viewDir + "/views/honkpage.js")
84 templinfo["LocalJSParam"] = getassetparam(dataDir + "/views/local.js")
85 templinfo["MiscJSParam"] = getassetparam(dataDir + "/views/misc.js")
86 templinfo["ServerName"] = serverName
87 templinfo["IconName"] = iconName
88 templinfo["UserSep"] = userSep
89 if u := login.GetUserInfo(r); u != nil {
90 templinfo["UserInfo"], _ = butwhatabout(u.Username)
91 templinfo["UserStyle"] = getuserstyle(u)
92 var combos []string
93 combocache.Get(u.UserID, &combos)
94 templinfo["Combos"] = combos
95 }
96 return templinfo
97}
98
99func homepage(w http.ResponseWriter, r *http.Request) {
100 templinfo := getInfo(r)
101 u := login.GetUserInfo(r)
102 var honks []*Honk
103 var userid int64 = -1
104
105 templinfo["ServerMessage"] = serverMsg
106 if u == nil || r.URL.Path == "/front" {
107 switch r.URL.Path {
108 case "/events":
109 honks = geteventhonks(userid)
110 templinfo["ServerMessage"] = "some recent and upcoming events"
111 default:
112 templinfo["ShowRSS"] = true
113 honks = getpublichonks()
114 }
115 } else {
116 userid = u.UserID
117 switch r.URL.Path {
118 case "/atme":
119 templinfo["ServerMessage"] = "at me!"
120 templinfo["PageName"] = "atme"
121 honks = gethonksforme(userid, 0)
122 honks = osmosis(honks, userid, false)
123 menewnone(userid)
124 templinfo["UserInfo"], _ = butwhatabout(u.Username)
125 case "/longago":
126 templinfo["ServerMessage"] = "long ago and far away!"
127 templinfo["PageName"] = "longago"
128 honks = gethonksfromlongago(userid, 0)
129 honks = osmosis(honks, userid, false)
130 case "/events":
131 templinfo["ServerMessage"] = "some recent and upcoming events"
132 templinfo["PageName"] = "events"
133 honks = geteventhonks(userid)
134 honks = osmosis(honks, userid, true)
135 case "/first":
136 templinfo["PageName"] = "first"
137 honks = gethonksforuserfirstclass(userid, 0)
138 honks = osmosis(honks, userid, true)
139 case "/saved":
140 templinfo["ServerMessage"] = "saved honks"
141 templinfo["PageName"] = "saved"
142 honks = getsavedhonks(userid, 0)
143 default:
144 templinfo["PageName"] = "home"
145 honks = gethonksforuser(userid, 0)
146 honks = osmosis(honks, userid, true)
147 }
148 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
149 }
150
151 honkpage(w, u, honks, templinfo)
152}
153
154func showemus(w http.ResponseWriter, r *http.Request) {
155 templinfo := getInfo(r)
156 templinfo["Emus"] = allemus
157 err := readviews.Execute(w, "emus.html", templinfo)
158 if err != nil {
159 elog.Print(err)
160 }
161}
162
163func showfunzone(w http.ResponseWriter, r *http.Request) {
164 var emunames, memenames []string
165 emuext := make(map[string]string)
166 dir, err := os.Open(dataDir + "/emus")
167 if err == nil {
168 emunames, _ = dir.Readdirnames(0)
169 dir.Close()
170 }
171 for i, e := range emunames {
172 if len(e) > 4 {
173 emunames[i] = e[:len(e)-4]
174 emuext[emunames[i]] = e[len(e)-4:]
175 }
176 }
177 dir, err = os.Open(dataDir + "/memes")
178 if err == nil {
179 memenames, _ = dir.Readdirnames(0)
180 dir.Close()
181 }
182 sort.Strings(emunames)
183 sort.Strings(memenames)
184 templinfo := getInfo(r)
185 templinfo["Emus"] = emunames
186 templinfo["Emuext"] = emuext
187 templinfo["Memes"] = memenames
188 err = readviews.Execute(w, "funzone.html", templinfo)
189 if err != nil {
190 elog.Print(err)
191 }
192}
193
194func showrss(w http.ResponseWriter, r *http.Request) {
195 name := mux.Vars(r)["name"]
196
197 var honks []*Honk
198 if name != "" {
199 honks = gethonksbyuser(name, false, 0)
200 } else {
201 honks = getpublichonks()
202 }
203 reverbolate(-1, honks)
204
205 home := fmt.Sprintf("https://%s/", serverName)
206 base := home
207 if name != "" {
208 home += "u/" + name
209 name += " "
210 }
211 feed := rss.Feed{
212 Title: name + "honk",
213 Link: home,
214 Description: name + "honk rss",
215 Image: &rss.Image{
216 URL: base + "icon.png",
217 Title: name + "honk rss",
218 Link: home,
219 },
220 }
221 var modtime time.Time
222 for _, honk := range honks {
223 if !firstclass(honk) {
224 continue
225 }
226 desc := string(honk.HTML)
227 if t := honk.Time; t != nil {
228 desc += fmt.Sprintf(`<p>Time: %s`, t.StartTime.Local().Format("03:04PM EDT Mon Jan 02"))
229 if t.Duration != 0 {
230 desc += fmt.Sprintf(`<br>Duration: %s`, t.Duration)
231 }
232 }
233 if p := honk.Place; p != nil {
234 desc += string(templates.Sprintf(`<p>Location: <a href="%s">%s</a> %f %f`,
235 p.Url, p.Name, p.Latitude, p.Longitude))
236 }
237 for _, d := range honk.Donks {
238 desc += string(templates.Sprintf(`<p><a href="%s">Attachment: %s</a>`,
239 d.URL, d.Desc))
240 if strings.HasPrefix(d.Media, "image") {
241 desc += string(templates.Sprintf(`<img src="%s">`, d.URL))
242 }
243 }
244
245 feed.Items = append(feed.Items, &rss.Item{
246 Title: fmt.Sprintf("%s %s %s", honk.Username, honk.What, honk.XID),
247 Description: rss.CData{Data: desc},
248 Link: honk.URL,
249 PubDate: honk.Date.Format(time.RFC1123),
250 Guid: &rss.Guid{IsPermaLink: true, Value: honk.URL},
251 })
252 if honk.Date.After(modtime) {
253 modtime = honk.Date
254 }
255 }
256 if !develMode {
257 w.Header().Set("Cache-Control", "max-age=300")
258 w.Header().Set("Last-Modified", modtime.Format(http.TimeFormat))
259 }
260
261 err := feed.Write(w)
262 if err != nil {
263 elog.Printf("error writing rss: %s", err)
264 }
265}
266
267func crappola(j junk.Junk) bool {
268 t, _ := j.GetString("type")
269 a, _ := j.GetString("actor")
270 o, _ := j.GetString("object")
271 if t == "Delete" && a == o {
272 dlog.Printf("crappola from %s", a)
273 return true
274 }
275 return false
276}
277
278func ping(user *WhatAbout, who string) {
279 if targ := fullname(who, user.ID); targ != "" {
280 who = targ
281 }
282 if !strings.HasPrefix(who, "https:") {
283 who = gofish(who)
284 }
285 if who == "" {
286 ilog.Printf("nobody to ping!")
287 return
288 }
289 var box *Box
290 ok := boxofboxes.Get(who, &box)
291 if !ok {
292 ilog.Printf("no inbox to ping %s", who)
293 return
294 }
295 ilog.Printf("sending ping to %s", box.In)
296 j := junk.New()
297 j["@context"] = itiswhatitis
298 j["type"] = "Ping"
299 j["id"] = user.URL + "/ping/" + xfiltrate()
300 j["actor"] = user.URL
301 j["to"] = who
302 ki := ziggy(user.ID)
303 if ki == nil {
304 return
305 }
306 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
307 if err != nil {
308 elog.Printf("can't send ping: %s", err)
309 return
310 }
311 ilog.Printf("sent ping to %s: %s", who, j["id"])
312}
313
314func pong(user *WhatAbout, who string, obj string) {
315 var box *Box
316 ok := boxofboxes.Get(who, &box)
317 if !ok {
318 ilog.Printf("no inbox to pong %s", who)
319 return
320 }
321 j := junk.New()
322 j["@context"] = itiswhatitis
323 j["type"] = "Pong"
324 j["id"] = user.URL + "/pong/" + xfiltrate()
325 j["actor"] = user.URL
326 j["to"] = who
327 j["object"] = obj
328 ki := ziggy(user.ID)
329 if ki == nil {
330 return
331 }
332 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
333 if err != nil {
334 elog.Printf("can't send pong: %s", err)
335 return
336 }
337}
338
339func inbox(w http.ResponseWriter, r *http.Request) {
340 name := mux.Vars(r)["name"]
341 user, err := butwhatabout(name)
342 if err != nil {
343 http.NotFound(w, r)
344 return
345 }
346 if stealthmode(user.ID, r) {
347 http.NotFound(w, r)
348 return
349 }
350 var buf bytes.Buffer
351 limiter := io.LimitReader(r.Body, 1*1024*1024)
352 io.Copy(&buf, limiter)
353 payload := buf.Bytes()
354 j, err := junk.FromBytes(payload)
355 if err != nil {
356 ilog.Printf("bad payload: %s", err)
357 ilog.Writer().Write(payload)
358 ilog.Writer().Write([]byte{'\n'})
359 return
360 }
361
362 if crappola(j) {
363 return
364 }
365 what, _ := j.GetString("type")
366 obj, _ := j.GetString("object")
367 if what == "Like" || (what == "EmojiReact" && originate(obj) != serverName) {
368 return
369 }
370 who, _ := j.GetString("actor")
371 if rejectactor(user.ID, who) {
372 return
373 }
374
375 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
376 if err != nil && keyname != "" {
377 savingthrow(keyname)
378 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
379 }
380 if err != nil {
381 ilog.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
382 if keyname != "" {
383 ilog.Printf("bad signature from %s", keyname)
384 }
385 http.Error(w, "what did you call me?", http.StatusTeapot)
386 return
387 }
388 origin := keymatch(keyname, who)
389 if origin == "" {
390 ilog.Printf("keyname actor mismatch: %s <> %s", keyname, who)
391 return
392 }
393
394 switch what {
395 case "Ping":
396 id, _ := j.GetString("id")
397 ilog.Printf("ping from %s: %s", who, id)
398 pong(user, who, id)
399 case "Pong":
400 ilog.Printf("pong from %s: %s", who, obj)
401 case "Follow":
402 if obj != user.URL {
403 ilog.Printf("can't follow %s", obj)
404 return
405 }
406 followme(user, who, who, j)
407 case "Accept":
408 followyou2(user, j)
409 case "Reject":
410 nofollowyou2(user, j)
411 case "Update":
412 obj, ok := j.GetMap("object")
413 if ok {
414 what, _ := obj.GetString("type")
415 switch what {
416 case "Service":
417 fallthrough
418 case "Person":
419 return
420 case "Question":
421 return
422 }
423 }
424 go xonksaver(user, j, origin)
425 case "Undo":
426 obj, ok := j.GetMap("object")
427 if !ok {
428 folxid, ok := j.GetString("object")
429 if ok && originate(folxid) == origin {
430 unfollowme(user, "", "", j)
431 }
432 return
433 }
434 what, _ := obj.GetString("type")
435 switch what {
436 case "Follow":
437 unfollowme(user, who, who, j)
438 case "Announce":
439 xid, _ := obj.GetString("object")
440 dlog.Printf("undo announce: %s", xid)
441 case "Like":
442 default:
443 ilog.Printf("unknown undo: %s", what)
444 }
445 case "EmojiReact":
446 obj, ok := j.GetString("object")
447 if ok {
448 content, _ := j.GetString("content")
449 addreaction(user, obj, who, content)
450 }
451 default:
452 go xonksaver(user, j, origin)
453 }
454}
455
456func serverinbox(w http.ResponseWriter, r *http.Request) {
457 user := getserveruser()
458 if stealthmode(user.ID, r) {
459 http.NotFound(w, r)
460 return
461 }
462 var buf bytes.Buffer
463 io.Copy(&buf, r.Body)
464 payload := buf.Bytes()
465 j, err := junk.FromBytes(payload)
466 if err != nil {
467 ilog.Printf("bad payload: %s", err)
468 ilog.Writer().Write(payload)
469 ilog.Writer().Write([]byte{'\n'})
470 return
471 }
472 if crappola(j) {
473 return
474 }
475 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
476 if err != nil && keyname != "" {
477 savingthrow(keyname)
478 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
479 }
480 if err != nil {
481 ilog.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
482 if keyname != "" {
483 ilog.Printf("bad signature from %s", keyname)
484 }
485 http.Error(w, "what did you call me?", http.StatusTeapot)
486 return
487 }
488 who, _ := j.GetString("actor")
489 origin := keymatch(keyname, who)
490 if origin == "" {
491 ilog.Printf("keyname actor mismatch: %s <> %s", keyname, who)
492 return
493 }
494 if rejectactor(user.ID, who) {
495 return
496 }
497 re_ont := regexp.MustCompile("https://" + serverName + "/o/([\\pL[:digit:]]+)")
498 what, _ := j.GetString("type")
499 dlog.Printf("server got a %s", what)
500 switch what {
501 case "Follow":
502 obj, _ := j.GetString("object")
503 if obj == user.URL {
504 ilog.Printf("can't follow the server!")
505 return
506 }
507 m := re_ont.FindStringSubmatch(obj)
508 if len(m) != 2 {
509 ilog.Printf("not sure how to handle this")
510 return
511 }
512 ont := "#" + m[1]
513
514 followme(user, who, ont, j)
515 case "Undo":
516 obj, ok := j.GetMap("object")
517 if !ok {
518 ilog.Printf("unknown undo no object")
519 return
520 }
521 what, _ := obj.GetString("type")
522 if what != "Follow" {
523 ilog.Printf("unknown undo: %s", what)
524 return
525 }
526 targ, _ := obj.GetString("object")
527 m := re_ont.FindStringSubmatch(targ)
528 if len(m) != 2 {
529 ilog.Printf("not sure how to handle this")
530 return
531 }
532 ont := "#" + m[1]
533 unfollowme(user, who, ont, j)
534 default:
535 ilog.Printf("unhandled server activity: %s", what)
536 dumpactivity(j)
537 }
538}
539
540func serveractor(w http.ResponseWriter, r *http.Request) {
541 user := getserveruser()
542 if stealthmode(user.ID, r) {
543 http.NotFound(w, r)
544 return
545 }
546 j := junkuser(user)
547 j.Write(w)
548}
549
550func ximport(w http.ResponseWriter, r *http.Request) {
551 u := login.GetUserInfo(r)
552 xid := strings.TrimSpace(r.FormValue("q"))
553 xonk := getxonk(u.UserID, xid)
554 if xonk == nil {
555 p, _ := investigate(xid)
556 if p != nil {
557 xid = p.XID
558 }
559 j, err := GetJunk(u.UserID, xid)
560 if err != nil {
561 http.Error(w, "error getting external object", http.StatusInternalServerError)
562 ilog.Printf("error getting external object: %s", err)
563 return
564 }
565 allinjest(originate(xid), j)
566 dlog.Printf("importing %s", xid)
567 user, _ := butwhatabout(u.Username)
568
569 info, _ := somethingabout(j)
570 if info == nil {
571 xonk = xonksaver(user, j, originate(xid))
572 } else if info.What == SomeActor {
573 outbox, _ := j.GetString("outbox")
574 gimmexonks(user, outbox)
575 http.Redirect(w, r, "/h?xid="+url.QueryEscape(xid), http.StatusSeeOther)
576 return
577 } else if info.What == SomeCollection {
578 gimmexonks(user, xid)
579 http.Redirect(w, r, "/xzone", http.StatusSeeOther)
580 return
581 }
582 }
583 convoy := ""
584 if xonk != nil {
585 convoy = xonk.Convoy
586 }
587 http.Redirect(w, r, "/t?c="+url.QueryEscape(convoy), http.StatusSeeOther)
588}
589
590func xzone(w http.ResponseWriter, r *http.Request) {
591 u := login.GetUserInfo(r)
592 rows, err := stmtRecentHonkers.Query(u.UserID, u.UserID)
593 if err != nil {
594 elog.Printf("query err: %s", err)
595 return
596 }
597 defer rows.Close()
598 var honkers []Honker
599 for rows.Next() {
600 var xid string
601 rows.Scan(&xid)
602 honkers = append(honkers, Honker{XID: xid})
603 }
604 rows.Close()
605 for i, _ := range honkers {
606 _, honkers[i].Handle = handles(honkers[i].XID)
607 }
608 templinfo := getInfo(r)
609 templinfo["XCSRF"] = login.GetCSRF("ximport", r)
610 templinfo["Honkers"] = honkers
611 err = readviews.Execute(w, "xzone.html", templinfo)
612 if err != nil {
613 elog.Print(err)
614 }
615}
616
617var oldoutbox = cache.New(cache.Options{Filler: func(name string) ([]byte, bool) {
618 user, err := butwhatabout(name)
619 if err != nil {
620 return nil, false
621 }
622 honks := gethonksbyuser(name, false, 0)
623 if len(honks) > 20 {
624 honks = honks[0:20]
625 }
626
627 var jonks []junk.Junk
628 for _, h := range honks {
629 j, _ := jonkjonk(user, h)
630 jonks = append(jonks, j)
631 }
632
633 j := junk.New()
634 j["@context"] = itiswhatitis
635 j["id"] = user.URL + "/outbox"
636 j["attributedTo"] = user.URL
637 j["type"] = "OrderedCollection"
638 j["totalItems"] = len(jonks)
639 j["orderedItems"] = jonks
640
641 return j.ToBytes(), true
642}, Duration: 1 * time.Minute})
643
644func outbox(w http.ResponseWriter, r *http.Request) {
645 name := mux.Vars(r)["name"]
646 user, err := butwhatabout(name)
647 if err != nil {
648 http.NotFound(w, r)
649 return
650 }
651 if stealthmode(user.ID, r) {
652 http.NotFound(w, r)
653 return
654 }
655 var j []byte
656 ok := oldoutbox.Get(name, &j)
657 if ok {
658 w.Header().Set("Content-Type", theonetruename)
659 w.Write(j)
660 } else {
661 http.NotFound(w, r)
662 }
663}
664
665var oldempties = cache.New(cache.Options{Filler: func(url string) ([]byte, bool) {
666 colname := "/followers"
667 if strings.HasSuffix(url, "/following") {
668 colname = "/following"
669 }
670 user := fmt.Sprintf("https://%s%s", serverName, url[:len(url)-10])
671 j := junk.New()
672 j["@context"] = itiswhatitis
673 j["id"] = user + colname
674 j["attributedTo"] = user
675 j["type"] = "OrderedCollection"
676 j["totalItems"] = 0
677 j["orderedItems"] = []junk.Junk{}
678
679 return j.ToBytes(), true
680}})
681
682func emptiness(w http.ResponseWriter, r *http.Request) {
683 name := mux.Vars(r)["name"]
684 user, err := butwhatabout(name)
685 if err != nil {
686 http.NotFound(w, r)
687 return
688 }
689 if stealthmode(user.ID, r) {
690 http.NotFound(w, r)
691 return
692 }
693 var j []byte
694 ok := oldempties.Get(r.URL.Path, &j)
695 if ok {
696 w.Header().Set("Content-Type", theonetruename)
697 w.Write(j)
698 } else {
699 http.NotFound(w, r)
700 }
701}
702
703func showuser(w http.ResponseWriter, r *http.Request) {
704 name := mux.Vars(r)["name"]
705 user, err := butwhatabout(name)
706 if err != nil {
707 ilog.Printf("user not found %s: %s", name, err)
708 http.NotFound(w, r)
709 return
710 }
711 if stealthmode(user.ID, r) {
712 http.NotFound(w, r)
713 return
714 }
715 if friendorfoe(r.Header.Get("Accept")) {
716 j, ok := asjonker(name)
717 if ok {
718 w.Header().Set("Content-Type", theonetruename)
719 w.Write(j)
720 } else {
721 http.NotFound(w, r)
722 }
723 return
724 }
725 u := login.GetUserInfo(r)
726 honks := gethonksbyuser(name, u != nil && u.Username == name, 0)
727 templinfo := getInfo(r)
728 templinfo["PageName"] = "user"
729 templinfo["PageArg"] = name
730 templinfo["Name"] = user.Name
731 templinfo["WhatAbout"] = user.HTAbout
732 templinfo["ServerMessage"] = ""
733 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
734 honkpage(w, u, honks, templinfo)
735}
736
737func showhonker(w http.ResponseWriter, r *http.Request) {
738 u := login.GetUserInfo(r)
739 name := mux.Vars(r)["name"]
740 var honks []*Honk
741 if name == "" {
742 name = r.FormValue("xid")
743 honks = gethonksbyxonker(u.UserID, name, 0)
744 } else {
745 honks = gethonksbyhonker(u.UserID, name, 0)
746 }
747 miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
748<input type="hidden" name="CSRF" value="%s">
749<input type="hidden" name="url" value="%s">
750<button tabindex=1 name="add honker" value="add honker">add honker</button>
751</form>`, login.GetCSRF("submithonker", r), name)
752 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, name, name, miniform)
753 templinfo := getInfo(r)
754 templinfo["PageName"] = "honker"
755 templinfo["PageArg"] = name
756 templinfo["ServerMessage"] = msg
757 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
758 honkpage(w, u, honks, templinfo)
759}
760
761func showcombo(w http.ResponseWriter, r *http.Request) {
762 name := mux.Vars(r)["name"]
763 u := login.GetUserInfo(r)
764 honks := gethonksbycombo(u.UserID, name, 0)
765 honks = osmosis(honks, u.UserID, true)
766 templinfo := getInfo(r)
767 templinfo["PageName"] = "combo"
768 templinfo["PageArg"] = name
769 templinfo["ServerMessage"] = "honks by combo: " + name
770 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
771 honkpage(w, u, honks, templinfo)
772}
773func showconvoy(w http.ResponseWriter, r *http.Request) {
774 c := r.FormValue("c")
775 u := login.GetUserInfo(r)
776 honks := gethonksbyconvoy(u.UserID, c, 0)
777 templinfo := getInfo(r)
778 if len(honks) > 0 {
779 templinfo["TopHID"] = honks[0].ID
780 }
781 honks = osmosis(honks, u.UserID, false)
782 reversehonks(honks)
783 templinfo["PageName"] = "convoy"
784 templinfo["PageArg"] = c
785 templinfo["ServerMessage"] = "honks in convoy: " + c
786 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
787 honkpage(w, u, honks, templinfo)
788}
789func showsearch(w http.ResponseWriter, r *http.Request) {
790 q := r.FormValue("q")
791 if strings.HasPrefix(q, "https://") {
792 ximport(w, r)
793 return
794 }
795 u := login.GetUserInfo(r)
796 honks := gethonksbysearch(u.UserID, q, 0)
797 templinfo := getInfo(r)
798 templinfo["PageName"] = "search"
799 templinfo["PageArg"] = q
800 templinfo["ServerMessage"] = "honks for search: " + q
801 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
802 honkpage(w, u, honks, templinfo)
803}
804func showontology(w http.ResponseWriter, r *http.Request) {
805 name := mux.Vars(r)["name"]
806 u := login.GetUserInfo(r)
807 var userid int64 = -1
808 if u != nil {
809 userid = u.UserID
810 }
811 honks := gethonksbyontology(userid, "#"+name, 0)
812 if friendorfoe(r.Header.Get("Accept")) {
813 if len(honks) > 40 {
814 honks = honks[0:40]
815 }
816
817 var xids []string
818 for _, h := range honks {
819 xids = append(xids, h.XID)
820 }
821
822 user := getserveruser()
823
824 j := junk.New()
825 j["@context"] = itiswhatitis
826 j["id"] = fmt.Sprintf("https://%s/o/%s", serverName, name)
827 j["name"] = "#" + name
828 j["attributedTo"] = user.URL
829 j["type"] = "OrderedCollection"
830 j["totalItems"] = len(xids)
831 j["orderedItems"] = xids
832
833 j.Write(w)
834 return
835 }
836
837 templinfo := getInfo(r)
838 templinfo["ServerMessage"] = "honks by ontology: " + name
839 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
840 honkpage(w, u, honks, templinfo)
841}
842
843type Ont struct {
844 Name string
845 Count int64
846}
847
848func thelistingoftheontologies(w http.ResponseWriter, r *http.Request) {
849 u := login.GetUserInfo(r)
850 var userid int64 = -1
851 if u != nil {
852 userid = u.UserID
853 }
854 rows, err := stmtAllOnts.Query(userid)
855 if err != nil {
856 elog.Printf("selection error: %s", err)
857 return
858 }
859 defer rows.Close()
860 var onts []Ont
861 for rows.Next() {
862 var o Ont
863 err := rows.Scan(&o.Name, &o.Count)
864 if err != nil {
865 elog.Printf("error scanning ont: %s", err)
866 continue
867 }
868 if utf8.RuneCountInString(o.Name) > 24 {
869 continue
870 }
871 o.Name = o.Name[1:]
872 onts = append(onts, o)
873 }
874 sort.Slice(onts, func(i, j int) bool {
875 return onts[i].Name < onts[j].Name
876 })
877 if u == nil && !develMode {
878 w.Header().Set("Cache-Control", "max-age=300")
879 }
880 templinfo := getInfo(r)
881 templinfo["Onts"] = onts
882 templinfo["FirstRune"] = func(s string) rune { r, _ := utf8.DecodeRuneInString(s); return r }
883 err = readviews.Execute(w, "onts.html", templinfo)
884 if err != nil {
885 elog.Print(err)
886 }
887}
888
889type Track struct {
890 xid string
891 who string
892}
893
894func getbacktracks(xid string) []string {
895 c := make(chan bool)
896 dumptracks <- c
897 <-c
898 row := stmtGetTracks.QueryRow(xid)
899 var rawtracks string
900 err := row.Scan(&rawtracks)
901 if err != nil {
902 if err != sql.ErrNoRows {
903 elog.Printf("error scanning tracks: %s", err)
904 }
905 return nil
906 }
907 var rcpts []string
908 for _, f := range strings.Split(rawtracks, " ") {
909 idx := strings.LastIndexByte(f, '#')
910 if idx != -1 {
911 f = f[:idx]
912 }
913 if !strings.HasPrefix(f, "https://") {
914 f = fmt.Sprintf("%%https://%s/inbox", f)
915 }
916 rcpts = append(rcpts, f)
917 }
918 return rcpts
919}
920
921func savetracks(tracks map[string][]string) {
922 db := opendatabase()
923 tx, err := db.Begin()
924 if err != nil {
925 elog.Printf("savetracks begin error: %s", err)
926 return
927 }
928 defer func() {
929 err := tx.Commit()
930 if err != nil {
931 elog.Printf("savetracks commit error: %s", err)
932 }
933
934 }()
935 stmtGetTracks, err := tx.Prepare("select fetches from tracks where xid = ?")
936 if err != nil {
937 elog.Printf("savetracks error: %s", err)
938 return
939 }
940 stmtNewTracks, err := tx.Prepare("insert into tracks (xid, fetches) values (?, ?)")
941 if err != nil {
942 elog.Printf("savetracks error: %s", err)
943 return
944 }
945 stmtUpdateTracks, err := tx.Prepare("update tracks set fetches = ? where xid = ?")
946 if err != nil {
947 elog.Printf("savetracks error: %s", err)
948 return
949 }
950 count := 0
951 for xid, f := range tracks {
952 count += len(f)
953 var prev string
954 row := stmtGetTracks.QueryRow(xid)
955 err := row.Scan(&prev)
956 if err == sql.ErrNoRows {
957 f = oneofakind(f)
958 stmtNewTracks.Exec(xid, strings.Join(f, " "))
959 } else if err == nil {
960 all := append(strings.Split(prev, " "), f...)
961 all = oneofakind(all)
962 stmtUpdateTracks.Exec(strings.Join(all, " "))
963 } else {
964 elog.Printf("savetracks error: %s", err)
965 }
966 }
967 dlog.Printf("saved %d new fetches", count)
968}
969
970var trackchan = make(chan Track)
971var dumptracks = make(chan chan bool)
972
973func tracker() {
974 timeout := 4 * time.Minute
975 sleeper := time.NewTimer(timeout)
976 tracks := make(map[string][]string)
977 workinprogress++
978 for {
979 select {
980 case track := <-trackchan:
981 tracks[track.xid] = append(tracks[track.xid], track.who)
982 case <-sleeper.C:
983 if len(tracks) > 0 {
984 go savetracks(tracks)
985 tracks = make(map[string][]string)
986 }
987 sleeper.Reset(timeout)
988 case c := <-dumptracks:
989 if len(tracks) > 0 {
990 savetracks(tracks)
991 }
992 c <- true
993 case <-endoftheworld:
994 if len(tracks) > 0 {
995 savetracks(tracks)
996 }
997 readyalready <- true
998 return
999 }
1000 }
1001}
1002
1003var re_keyholder = regexp.MustCompile(`keyId="([^"]+)"`)
1004
1005func trackback(xid string, r *http.Request) {
1006 agent := r.UserAgent()
1007 who := originate(agent)
1008 sig := r.Header.Get("Signature")
1009 if sig != "" {
1010 m := re_keyholder.FindStringSubmatch(sig)
1011 if len(m) == 2 {
1012 who = m[1]
1013 }
1014 }
1015 if who != "" {
1016 trackchan <- Track{xid: xid, who: who}
1017 }
1018}
1019
1020func showonehonk(w http.ResponseWriter, r *http.Request) {
1021 name := mux.Vars(r)["name"]
1022 user, err := butwhatabout(name)
1023 if err != nil {
1024 http.NotFound(w, r)
1025 return
1026 }
1027 if stealthmode(user.ID, r) {
1028 http.NotFound(w, r)
1029 return
1030 }
1031 xid := fmt.Sprintf("https://%s%s", serverName, r.URL.Path)
1032
1033 if friendorfoe(r.Header.Get("Accept")) {
1034 j, ok := gimmejonk(xid)
1035 if ok {
1036 trackback(xid, r)
1037 w.Header().Set("Content-Type", theonetruename)
1038 w.Write(j)
1039 } else {
1040 http.NotFound(w, r)
1041 }
1042 return
1043 }
1044 honk := getxonk(user.ID, xid)
1045 if honk == nil {
1046 http.NotFound(w, r)
1047 return
1048 }
1049 u := login.GetUserInfo(r)
1050 if u != nil && u.UserID != user.ID {
1051 u = nil
1052 }
1053 if !honk.Public {
1054 if u == nil {
1055 http.NotFound(w, r)
1056 return
1057
1058 }
1059 honks := []*Honk{honk}
1060 donksforhonks(honks)
1061 templinfo := getInfo(r)
1062 templinfo["ServerMessage"] = "one honk maybe more"
1063 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1064 honkpage(w, u, honks, templinfo)
1065 return
1066 }
1067 rawhonks := gethonksbyconvoy(honk.UserID, honk.Convoy, 0)
1068 reversehonks(rawhonks)
1069 var honks []*Honk
1070 for _, h := range rawhonks {
1071 if h.XID == xid && len(honks) != 0 {
1072 h.Style += " glow"
1073 }
1074 if h.Public && (h.Whofore == 2 || h.IsAcked()) {
1075 honks = append(honks, h)
1076 }
1077 }
1078
1079 templinfo := getInfo(r)
1080 templinfo["ServerMessage"] = "one honk maybe more"
1081 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1082 templinfo["APAltLink"] = templates.Sprintf("<link href='%s' rel='alternate' type='application/activity+json'>", xid)
1083 honkpage(w, u, honks, templinfo)
1084}
1085
1086func honkpage(w http.ResponseWriter, u *login.UserInfo, honks []*Honk, templinfo map[string]interface{}) {
1087 var userid int64 = -1
1088 if u != nil {
1089 userid = u.UserID
1090 templinfo["User"], _ = butwhatabout(u.Username)
1091 }
1092 reverbolate(userid, honks)
1093 templinfo["Honks"] = honks
1094 templinfo["MapLink"] = getmaplink(u)
1095 if templinfo["TopHID"] == nil {
1096 if len(honks) > 0 {
1097 templinfo["TopHID"] = honks[0].ID
1098 } else {
1099 templinfo["TopHID"] = 0
1100 }
1101 }
1102 if u == nil && !develMode {
1103 w.Header().Set("Cache-Control", "max-age=60")
1104 }
1105 err := readviews.Execute(w, "honkpage.html", templinfo)
1106 if err != nil {
1107 elog.Print(err)
1108 }
1109}
1110
1111func saveuser(w http.ResponseWriter, r *http.Request) {
1112 whatabout := r.FormValue("whatabout")
1113 whatabout = strings.Replace(whatabout, "\r", "", -1)
1114 u := login.GetUserInfo(r)
1115 user, _ := butwhatabout(u.Username)
1116 db := opendatabase()
1117
1118 options := user.Options
1119 if r.FormValue("skinny") == "skinny" {
1120 options.SkinnyCSS = true
1121 } else {
1122 options.SkinnyCSS = false
1123 }
1124 if r.FormValue("omitimages") == "omitimages" {
1125 options.OmitImages = true
1126 } else {
1127 options.OmitImages = false
1128 }
1129 if r.FormValue("mentionall") == "mentionall" {
1130 options.MentionAll = true
1131 } else {
1132 options.MentionAll = false
1133 }
1134 if r.FormValue("inlineqts") == "inlineqts" {
1135 options.InlineQuotes = true
1136 } else {
1137 options.InlineQuotes = false
1138 }
1139 if r.FormValue("maps") == "apple" {
1140 options.MapLink = "apple"
1141 } else {
1142 options.MapLink = ""
1143 }
1144 options.Reaction = r.FormValue("reaction")
1145
1146 sendupdate := false
1147 ava := re_avatar.FindString(whatabout)
1148 if ava != "" {
1149 whatabout = re_avatar.ReplaceAllString(whatabout, "")
1150 ava = ava[7:]
1151 if ava[0] == ' ' {
1152 ava = ava[1:]
1153 }
1154 ava = fmt.Sprintf("https://%s/meme/%s", serverName, ava)
1155 }
1156 if ava != options.Avatar {
1157 options.Avatar = ava
1158 sendupdate = true
1159 }
1160 ban := re_banner.FindString(whatabout)
1161 if ban != "" {
1162 whatabout = re_banner.ReplaceAllString(whatabout, "")
1163 ban = ban[7:]
1164 if ban[0] == ' ' {
1165 ban = ban[1:]
1166 }
1167 ban = fmt.Sprintf("https://%s/meme/%s", serverName, ban)
1168 }
1169 if ban != options.Banner {
1170 options.Banner = ban
1171 sendupdate = true
1172 }
1173 whatabout = strings.TrimSpace(whatabout)
1174 if whatabout != user.About {
1175 sendupdate = true
1176 }
1177 j, err := jsonify(options)
1178 if err == nil {
1179 _, err = db.Exec("update users set about = ?, options = ? where username = ?", whatabout, j, u.Username)
1180 }
1181 if err != nil {
1182 elog.Printf("error bouting what: %s", err)
1183 }
1184 somenamedusers.Clear(u.Username)
1185 somenumberedusers.Clear(u.UserID)
1186 oldjonkers.Clear(u.Username)
1187
1188 if sendupdate {
1189 updateMe(u.Username)
1190 }
1191
1192 http.Redirect(w, r, "/account", http.StatusSeeOther)
1193}
1194
1195func bonkit(xid string, user *WhatAbout) {
1196 dlog.Printf("bonking %s", xid)
1197
1198 xonk := getxonk(user.ID, xid)
1199 if xonk == nil {
1200 return
1201 }
1202 if !xonk.Public {
1203 return
1204 }
1205 if xonk.IsBonked() {
1206 return
1207 }
1208 donksforhonks([]*Honk{xonk})
1209
1210 _, err := stmtUpdateFlags.Exec(flagIsBonked, xonk.ID)
1211 if err != nil {
1212 elog.Printf("error acking bonk: %s", err)
1213 }
1214
1215 oonker := xonk.Oonker
1216 if oonker == "" {
1217 oonker = xonk.Honker
1218 }
1219 dt := time.Now().UTC()
1220 bonk := &Honk{
1221 UserID: user.ID,
1222 Username: user.Name,
1223 What: "bonk",
1224 Honker: user.URL,
1225 Oonker: oonker,
1226 XID: xonk.XID,
1227 RID: xonk.RID,
1228 Noise: xonk.Noise,
1229 Precis: xonk.Precis,
1230 URL: xonk.URL,
1231 Date: dt,
1232 Donks: xonk.Donks,
1233 Whofore: 2,
1234 Convoy: xonk.Convoy,
1235 Audience: []string{thewholeworld, oonker},
1236 Public: true,
1237 Format: xonk.Format,
1238 Place: xonk.Place,
1239 Onts: xonk.Onts,
1240 Time: xonk.Time,
1241 }
1242
1243 err = savehonk(bonk)
1244 if err != nil {
1245 elog.Printf("uh oh")
1246 return
1247 }
1248
1249 go honkworldwide(user, bonk)
1250}
1251
1252func submitbonk(w http.ResponseWriter, r *http.Request) {
1253 xid := r.FormValue("xid")
1254 userinfo := login.GetUserInfo(r)
1255 user, _ := butwhatabout(userinfo.Username)
1256
1257 bonkit(xid, user)
1258
1259 if r.FormValue("js") != "1" {
1260 templinfo := getInfo(r)
1261 templinfo["ServerMessage"] = "Bonked!"
1262 err := readviews.Execute(w, "msg.html", templinfo)
1263 if err != nil {
1264 elog.Print(err)
1265 }
1266 }
1267}
1268
1269func sendzonkofsorts(xonk *Honk, user *WhatAbout, what string, aux string) {
1270 zonk := &Honk{
1271 What: what,
1272 XID: xonk.XID,
1273 Date: time.Now().UTC(),
1274 Audience: oneofakind(xonk.Audience),
1275 Noise: aux,
1276 }
1277 zonk.Public = loudandproud(zonk.Audience)
1278
1279 dlog.Printf("announcing %sed honk: %s", what, xonk.XID)
1280 go honkworldwide(user, zonk)
1281}
1282
1283func zonkit(w http.ResponseWriter, r *http.Request) {
1284 wherefore := r.FormValue("wherefore")
1285 what := r.FormValue("what")
1286 userinfo := login.GetUserInfo(r)
1287 user, _ := butwhatabout(userinfo.Username)
1288
1289 if wherefore == "save" {
1290 xonk := getxonk(userinfo.UserID, what)
1291 if xonk != nil {
1292 _, err := stmtUpdateFlags.Exec(flagIsSaved, xonk.ID)
1293 if err != nil {
1294 elog.Printf("error saving: %s", err)
1295 }
1296 }
1297 return
1298 }
1299
1300 if wherefore == "unsave" {
1301 xonk := getxonk(userinfo.UserID, what)
1302 if xonk != nil {
1303 _, err := stmtClearFlags.Exec(flagIsSaved, xonk.ID)
1304 if err != nil {
1305 elog.Printf("error unsaving: %s", err)
1306 }
1307 }
1308 return
1309 }
1310
1311 if wherefore == "react" {
1312 reaction := user.Options.Reaction
1313 if r2 := r.FormValue("reaction"); r2 != "" {
1314 reaction = r2
1315 }
1316 if reaction == "none" {
1317 return
1318 }
1319 xonk := getxonk(userinfo.UserID, what)
1320 if xonk != nil {
1321 _, err := stmtUpdateFlags.Exec(flagIsReacted, xonk.ID)
1322 if err != nil {
1323 elog.Printf("error saving: %s", err)
1324 }
1325 sendzonkofsorts(xonk, user, "react", reaction)
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 if format == "svg+xml" {
1508 format = "svg"
1509 }
1510 name = xfiltrate() + "." + format
1511 } else {
1512 ct := http.DetectContentType(data)
1513 switch ct {
1514 case "application/pdf":
1515 maxsize := 10000000
1516 if len(data) > maxsize {
1517 ilog.Printf("bad image: %s too much pdf: %d", err, len(data))
1518 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1519 return nil, err
1520 }
1521 media = ct
1522 name = filehdr.Filename
1523 if name == "" {
1524 name = xfiltrate() + ".pdf"
1525 }
1526 default:
1527 maxsize := 100000
1528 if len(data) > maxsize {
1529 ilog.Printf("bad image: %s too much text: %d", err, len(data))
1530 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1531 return nil, err
1532 }
1533 for i := 0; i < len(data); i++ {
1534 if data[i] < 32 && data[i] != '\t' && data[i] != '\r' && data[i] != '\n' {
1535 ilog.Printf("bad image: %s not text: %d", err, data[i])
1536 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1537 return nil, err
1538 }
1539 }
1540 media = "text/plain"
1541 name = filehdr.Filename
1542 if name == "" {
1543 name = xfiltrate() + ".txt"
1544 }
1545 }
1546 }
1547 desc := strings.TrimSpace(r.FormValue("donkdesc"))
1548 if desc == "" {
1549 desc = name
1550 }
1551 fileid, xid, err := savefileandxid(name, desc, "", media, true, data)
1552 if err != nil {
1553 elog.Printf("unable to save image: %s", err)
1554 http.Error(w, "failed to save attachment", http.StatusUnsupportedMediaType)
1555 return nil, err
1556 }
1557 d := &Donk{
1558 FileID: fileid,
1559 XID: xid,
1560 Desc: desc,
1561 Local: true,
1562 }
1563 return d, nil
1564}
1565
1566func websubmithonk(w http.ResponseWriter, r *http.Request) {
1567 h := submithonk(w, r)
1568 if h == nil {
1569 return
1570 }
1571 http.Redirect(w, r, h.XID[len(serverName)+8:], http.StatusSeeOther)
1572}
1573
1574// what a hot mess this function is
1575func submithonk(w http.ResponseWriter, r *http.Request) *Honk {
1576 rid := r.FormValue("rid")
1577 noise := r.FormValue("noise")
1578 format := r.FormValue("format")
1579 if format == "" {
1580 format = "markdown"
1581 }
1582 if !(format == "markdown" || format == "html") {
1583 http.Error(w, "unknown format", 500)
1584 return nil
1585 }
1586
1587 userinfo := login.GetUserInfo(r)
1588 user, _ := butwhatabout(userinfo.Username)
1589
1590 dt := time.Now().UTC()
1591 updatexid := r.FormValue("updatexid")
1592 var honk *Honk
1593 if updatexid != "" {
1594 honk = getxonk(userinfo.UserID, updatexid)
1595 if !canedithonk(user, honk) {
1596 http.Error(w, "no editing that please", http.StatusInternalServerError)
1597 return nil
1598 }
1599 honk.Date = dt
1600 honk.What = "update"
1601 honk.Format = format
1602 } else {
1603 xid := fmt.Sprintf("%s/%s/%s", user.URL, honkSep, xfiltrate())
1604 what := "honk"
1605 if rid != "" {
1606 what = "tonk"
1607 }
1608 honk = &Honk{
1609 UserID: userinfo.UserID,
1610 Username: userinfo.Username,
1611 What: what,
1612 Honker: user.URL,
1613 XID: xid,
1614 Date: dt,
1615 Format: format,
1616 }
1617 }
1618
1619 var convoy string
1620 noise = strings.Replace(noise, "\r", "", -1)
1621 if updatexid == "" && rid == "" {
1622 noise = re_convoy.ReplaceAllStringFunc(noise, func(m string) string {
1623 convoy = m[7:]
1624 convoy = strings.TrimSpace(convoy)
1625 if !re_convalidate.MatchString(convoy) {
1626 convoy = ""
1627 }
1628 return ""
1629 })
1630 }
1631 noise = quickrename(noise, userinfo.UserID)
1632 noise = hooterize(noise)
1633 honk.Noise = noise
1634 precipitate(honk)
1635 noise = honk.Noise
1636 translate(honk)
1637
1638 if rid != "" {
1639 xonk := getxonk(userinfo.UserID, rid)
1640 if xonk == nil {
1641 http.Error(w, "replyto disappeared", http.StatusNotFound)
1642 return nil
1643 }
1644 if xonk.Public {
1645 honk.Audience = append(honk.Audience, xonk.Audience...)
1646 }
1647 convoy = xonk.Convoy
1648 for i, a := range honk.Audience {
1649 if a == thewholeworld {
1650 honk.Audience[0], honk.Audience[i] = honk.Audience[i], honk.Audience[0]
1651 break
1652 }
1653 }
1654 honk.RID = rid
1655 if xonk.Precis != "" && honk.Precis == "" {
1656 honk.Precis = xonk.Precis
1657 if !re_dangerous.MatchString(honk.Precis) {
1658 honk.Precis = "re: " + honk.Precis
1659 }
1660 }
1661 } else {
1662 honk.Audience = []string{thewholeworld}
1663 }
1664 if honk.Noise != "" && honk.Noise[0] == '@' {
1665 honk.Audience = append(grapevine(honk.Mentions), honk.Audience...)
1666 } else {
1667 honk.Audience = append(honk.Audience, grapevine(honk.Mentions)...)
1668 }
1669
1670 if convoy == "" {
1671 convoy = "data:,electrichonkytonk-" + xfiltrate()
1672 }
1673 butnottooloud(honk.Audience)
1674 honk.Audience = oneofakind(honk.Audience)
1675 if len(honk.Audience) == 0 {
1676 ilog.Printf("honk to nowhere")
1677 http.Error(w, "honk to nowhere...", http.StatusNotFound)
1678 return nil
1679 }
1680 honk.Public = loudandproud(honk.Audience)
1681 honk.Convoy = convoy
1682
1683 donkxid := r.FormValue("donkxid")
1684 if donkxid == "" {
1685 d, err := submitdonk(w, r)
1686 if err != nil && err != http.ErrMissingFile {
1687 return nil
1688 }
1689 if d != nil {
1690 honk.Donks = append(honk.Donks, d)
1691 donkxid = fmt.Sprintf("%s:%d", d.XID, d.FileID)
1692 }
1693 } else {
1694 p := strings.Split(donkxid, ":")
1695 xid := p[0]
1696 url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1697 var donk *Donk
1698 if len(p) > 1 {
1699 fileid, _ := strconv.ParseInt(p[1], 10, 0)
1700 donk = finddonkid(fileid, url)
1701 } else {
1702 donk = finddonk(url)
1703 }
1704 if donk != nil {
1705 honk.Donks = append(honk.Donks, donk)
1706 } else {
1707 ilog.Printf("can't find file: %s", xid)
1708 }
1709 }
1710 memetize(honk)
1711 imaginate(honk)
1712
1713 placename := strings.TrimSpace(r.FormValue("placename"))
1714 placelat := strings.TrimSpace(r.FormValue("placelat"))
1715 placelong := strings.TrimSpace(r.FormValue("placelong"))
1716 placeurl := strings.TrimSpace(r.FormValue("placeurl"))
1717 if placename != "" || placelat != "" || placelong != "" || placeurl != "" {
1718 p := new(Place)
1719 p.Name = placename
1720 p.Latitude, _ = strconv.ParseFloat(placelat, 64)
1721 p.Longitude, _ = strconv.ParseFloat(placelong, 64)
1722 p.Url = placeurl
1723 honk.Place = p
1724 }
1725 timestart := strings.TrimSpace(r.FormValue("timestart"))
1726 if timestart != "" {
1727 t := new(Time)
1728 now := time.Now().Local()
1729 for _, layout := range []string{"2006-01-02 3:04pm", "2006-01-02 15:04", "3:04pm", "15:04"} {
1730 start, err := time.ParseInLocation(layout, timestart, now.Location())
1731 if err == nil {
1732 if start.Year() == 0 {
1733 start = time.Date(now.Year(), now.Month(), now.Day(), start.Hour(), start.Minute(), 0, 0, now.Location())
1734 }
1735 t.StartTime = start
1736 break
1737 }
1738 }
1739 timeend := r.FormValue("timeend")
1740 dur := parseDuration(timeend)
1741 if dur != 0 {
1742 t.Duration = Duration(dur)
1743 }
1744 if !t.StartTime.IsZero() {
1745 honk.What = "event"
1746 honk.Time = t
1747 }
1748 }
1749
1750 if honk.Public {
1751 honk.Whofore = 2
1752 } else {
1753 honk.Whofore = 3
1754 }
1755
1756 // back to markdown
1757 honk.Noise = noise
1758
1759 if r.FormValue("preview") == "preview" {
1760 honks := []*Honk{honk}
1761 reverbolate(userinfo.UserID, honks)
1762 templinfo := getInfo(r)
1763 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1764 templinfo["Honks"] = honks
1765 templinfo["MapLink"] = getmaplink(userinfo)
1766 templinfo["InReplyTo"] = r.FormValue("rid")
1767 templinfo["Noise"] = r.FormValue("noise")
1768 templinfo["SavedFile"] = donkxid
1769 if tm := honk.Time; tm != nil {
1770 templinfo["ShowTime"] = " "
1771 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1772 if tm.Duration != 0 {
1773 templinfo["Duration"] = tm.Duration
1774 }
1775 }
1776 templinfo["IsPreview"] = true
1777 templinfo["UpdateXID"] = updatexid
1778 templinfo["ServerMessage"] = "honk preview"
1779 err := readviews.Execute(w, "honkpage.html", templinfo)
1780 if err != nil {
1781 elog.Print(err)
1782 }
1783 return nil
1784 }
1785
1786 if updatexid != "" {
1787 updatehonk(honk)
1788 oldjonks.Clear(honk.XID)
1789 } else {
1790 err := savehonk(honk)
1791 if err != nil {
1792 elog.Printf("uh oh")
1793 return nil
1794 }
1795 }
1796
1797 // reload for consistency
1798 honk.Donks = nil
1799 donksforhonks([]*Honk{honk})
1800
1801 go honkworldwide(user, honk)
1802
1803 return honk
1804}
1805
1806func showhonkers(w http.ResponseWriter, r *http.Request) {
1807 userinfo := login.GetUserInfo(r)
1808 templinfo := getInfo(r)
1809 templinfo["Honkers"] = gethonkers(userinfo.UserID)
1810 templinfo["HonkerCSRF"] = login.GetCSRF("submithonker", r)
1811 err := readviews.Execute(w, "honkers.html", templinfo)
1812 if err != nil {
1813 elog.Print(err)
1814 }
1815}
1816
1817func showchatter(w http.ResponseWriter, r *http.Request) {
1818 u := login.GetUserInfo(r)
1819 chatnewnone(u.UserID)
1820 chatter := loadchatter(u.UserID)
1821 for _, chat := range chatter {
1822 for _, ch := range chat.Chonks {
1823 filterchonk(ch)
1824 }
1825 }
1826
1827 templinfo := getInfo(r)
1828 templinfo["Chatter"] = chatter
1829 templinfo["ChonkCSRF"] = login.GetCSRF("sendchonk", r)
1830 err := readviews.Execute(w, "chatter.html", templinfo)
1831 if err != nil {
1832 elog.Print(err)
1833 }
1834}
1835
1836func submitchonk(w http.ResponseWriter, r *http.Request) {
1837 u := login.GetUserInfo(r)
1838 user, _ := butwhatabout(u.Username)
1839 noise := r.FormValue("noise")
1840 target := r.FormValue("target")
1841 format := "markdown"
1842 dt := time.Now().UTC()
1843 xid := fmt.Sprintf("%s/%s/%s", user.URL, "chonk", xfiltrate())
1844
1845 if !strings.HasPrefix(target, "https://") {
1846 target = fullname(target, u.UserID)
1847 }
1848 if target == "" {
1849 http.Error(w, "who is that?", http.StatusInternalServerError)
1850 return
1851 }
1852 ch := Chonk{
1853 UserID: u.UserID,
1854 XID: xid,
1855 Who: user.URL,
1856 Target: target,
1857 Date: dt,
1858 Noise: noise,
1859 Format: format,
1860 }
1861 d, err := submitdonk(w, r)
1862 if err != nil && err != http.ErrMissingFile {
1863 return
1864 }
1865 if d != nil {
1866 ch.Donks = append(ch.Donks, d)
1867 }
1868
1869 translatechonk(&ch)
1870 savechonk(&ch)
1871 // reload for consistency
1872 ch.Donks = nil
1873 donksforchonks([]*Chonk{&ch})
1874 go sendchonk(user, &ch)
1875
1876 http.Redirect(w, r, "/chatter", http.StatusSeeOther)
1877}
1878
1879var combocache = cache.New(cache.Options{Filler: func(userid int64) ([]string, bool) {
1880 honkers := gethonkers(userid)
1881 var combos []string
1882 for _, h := range honkers {
1883 combos = append(combos, h.Combos...)
1884 }
1885 for i, c := range combos {
1886 if c == "-" {
1887 combos[i] = ""
1888 }
1889 }
1890 combos = oneofakind(combos)
1891 sort.Strings(combos)
1892 return combos, true
1893}, Invalidator: &honkerinvalidator})
1894
1895func showcombos(w http.ResponseWriter, r *http.Request) {
1896 userinfo := login.GetUserInfo(r)
1897 var combos []string
1898 combocache.Get(userinfo.UserID, &combos)
1899 templinfo := getInfo(r)
1900 err := readviews.Execute(w, "combos.html", templinfo)
1901 if err != nil {
1902 elog.Print(err)
1903 }
1904}
1905
1906func websubmithonker(w http.ResponseWriter, r *http.Request) {
1907 h := submithonker(w, r)
1908 if h == nil {
1909 return
1910 }
1911 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1912}
1913
1914func submithonker(w http.ResponseWriter, r *http.Request) *Honker {
1915 u := login.GetUserInfo(r)
1916 user, _ := butwhatabout(u.Username)
1917 name := strings.TrimSpace(r.FormValue("name"))
1918 url := strings.TrimSpace(r.FormValue("url"))
1919 peep := r.FormValue("peep")
1920 combos := strings.TrimSpace(r.FormValue("combos"))
1921 combos = " " + combos + " "
1922 honkerid, _ := strconv.ParseInt(r.FormValue("honkerid"), 10, 0)
1923
1924 re_namecheck := regexp.MustCompile("^[\\pL[:digit:]_.-]+$")
1925 if name != "" && !re_namecheck.MatchString(name) {
1926 http.Error(w, "please use a plainer name", http.StatusInternalServerError)
1927 return nil
1928 }
1929
1930 var meta HonkerMeta
1931 meta.Notes = strings.TrimSpace(r.FormValue("notes"))
1932 mj, _ := jsonify(&meta)
1933
1934 defer honkerinvalidator.Clear(u.UserID)
1935
1936 // mostly dummy, fill in later...
1937 h := &Honker{
1938 ID: honkerid,
1939 }
1940
1941 if honkerid > 0 {
1942 if r.FormValue("delete") == "delete" {
1943 unfollowyou(user, honkerid, false)
1944 stmtDeleteHonker.Exec(honkerid)
1945 return h
1946 }
1947 if r.FormValue("unsub") == "unsub" {
1948 unfollowyou(user, honkerid, false)
1949 }
1950 if r.FormValue("sub") == "sub" {
1951 followyou(user, honkerid, false)
1952 }
1953 _, err := stmtUpdateHonker.Exec(name, combos, mj, honkerid, u.UserID)
1954 if err != nil {
1955 elog.Printf("update honker err: %s", err)
1956 return nil
1957 }
1958 return h
1959 }
1960
1961 if url == "" {
1962 http.Error(w, "subscribing to nothing?", http.StatusInternalServerError)
1963 return nil
1964 }
1965
1966 flavor := "presub"
1967 if peep == "peep" {
1968 flavor = "peep"
1969 }
1970
1971 var err error
1972 honkerid, err = savehonker(user, url, name, flavor, combos, mj)
1973 if err != nil {
1974 http.Error(w, "had some trouble with that: "+err.Error(), http.StatusInternalServerError)
1975 return nil
1976 }
1977 if flavor == "presub" {
1978 followyou(user, honkerid, false)
1979 }
1980 h.ID = honkerid
1981 return h
1982}
1983
1984func hfcspage(w http.ResponseWriter, r *http.Request) {
1985 userinfo := login.GetUserInfo(r)
1986
1987 filters := getfilters(userinfo.UserID, filtAny)
1988
1989 templinfo := getInfo(r)
1990 templinfo["Filters"] = filters
1991 templinfo["FilterCSRF"] = login.GetCSRF("filter", r)
1992 err := readviews.Execute(w, "hfcs.html", templinfo)
1993 if err != nil {
1994 elog.Print(err)
1995 }
1996}
1997
1998func savehfcs(w http.ResponseWriter, r *http.Request) {
1999 userinfo := login.GetUserInfo(r)
2000 itsok := r.FormValue("itsok")
2001 if itsok == "iforgiveyou" {
2002 hfcsid, _ := strconv.ParseInt(r.FormValue("hfcsid"), 10, 0)
2003 _, err := stmtDeleteFilter.Exec(userinfo.UserID, hfcsid)
2004 if err != nil {
2005 elog.Printf("error deleting filter: %s", err)
2006 }
2007 filtInvalidator.Clear(userinfo.UserID)
2008 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2009 return
2010 }
2011
2012 filt := new(Filter)
2013 filt.Name = strings.TrimSpace(r.FormValue("name"))
2014 filt.Date = time.Now().UTC()
2015 filt.Actor = strings.TrimSpace(r.FormValue("actor"))
2016 filt.IncludeAudience = r.FormValue("incaud") == "yes"
2017 filt.Text = strings.TrimSpace(r.FormValue("filttext"))
2018 filt.IsReply = r.FormValue("isreply") == "yes"
2019 filt.IsAnnounce = r.FormValue("isannounce") == "yes"
2020 filt.AnnounceOf = strings.TrimSpace(r.FormValue("announceof"))
2021 filt.Reject = r.FormValue("doreject") == "yes"
2022 filt.SkipMedia = r.FormValue("doskipmedia") == "yes"
2023 filt.Hide = r.FormValue("dohide") == "yes"
2024 filt.Collapse = r.FormValue("docollapse") == "yes"
2025 filt.Rewrite = strings.TrimSpace(r.FormValue("filtrewrite"))
2026 filt.Replace = strings.TrimSpace(r.FormValue("filtreplace"))
2027 if dur := parseDuration(r.FormValue("filtduration")); dur > 0 {
2028 filt.Expiration = time.Now().UTC().Add(dur)
2029 }
2030 filt.Notes = strings.TrimSpace(r.FormValue("filtnotes"))
2031
2032 if filt.Actor == "" && filt.Text == "" && !filt.IsAnnounce {
2033 ilog.Printf("blank filter")
2034 http.Error(w, "can't save a blank filter", http.StatusInternalServerError)
2035 return
2036 }
2037
2038 j, err := jsonify(filt)
2039 if err == nil {
2040 _, err = stmtSaveFilter.Exec(userinfo.UserID, j)
2041 }
2042 if err != nil {
2043 elog.Printf("error saving filter: %s", err)
2044 }
2045
2046 filtInvalidator.Clear(userinfo.UserID)
2047 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2048}
2049
2050func accountpage(w http.ResponseWriter, r *http.Request) {
2051 u := login.GetUserInfo(r)
2052 user, _ := butwhatabout(u.Username)
2053 templinfo := getInfo(r)
2054 templinfo["UserCSRF"] = login.GetCSRF("saveuser", r)
2055 templinfo["LogoutCSRF"] = login.GetCSRF("logout", r)
2056 templinfo["User"] = user
2057 about := user.About
2058 if ava := user.Options.Avatar; ava != "" {
2059 about += "\n\navatar: " + ava[strings.LastIndexByte(ava, '/')+1:]
2060 }
2061 if ban := user.Options.Banner; ban != "" {
2062 about += "\n\nbanner: " + ban[strings.LastIndexByte(ban, '/')+1:]
2063 }
2064 templinfo["WhatAbout"] = about
2065 err := readviews.Execute(w, "account.html", templinfo)
2066 if err != nil {
2067 elog.Print(err)
2068 }
2069}
2070
2071func dochpass(w http.ResponseWriter, r *http.Request) {
2072 err := login.ChangePassword(w, r)
2073 if err != nil {
2074 elog.Printf("error changing password: %s", err)
2075 }
2076 http.Redirect(w, r, "/account", http.StatusSeeOther)
2077}
2078
2079func fingerlicker(w http.ResponseWriter, r *http.Request) {
2080 orig := r.FormValue("resource")
2081
2082 dlog.Printf("finger lick: %s", orig)
2083
2084 if strings.HasPrefix(orig, "acct:") {
2085 orig = orig[5:]
2086 }
2087
2088 name := orig
2089 idx := strings.LastIndexByte(name, '/')
2090 if idx != -1 {
2091 name = name[idx+1:]
2092 if fmt.Sprintf("https://%s/%s/%s", serverName, userSep, name) != orig {
2093 ilog.Printf("foreign request rejected")
2094 name = ""
2095 }
2096 } else {
2097 idx = strings.IndexByte(name, '@')
2098 if idx != -1 {
2099 name = name[:idx]
2100 if !(name+"@"+serverName == orig || name+"@"+masqName == orig) {
2101 ilog.Printf("foreign request rejected")
2102 name = ""
2103 }
2104 }
2105 }
2106 user, err := butwhatabout(name)
2107 if err != nil {
2108 http.NotFound(w, r)
2109 return
2110 }
2111 if stealthmode(user.ID, r) {
2112 http.NotFound(w, r)
2113 return
2114 }
2115
2116 j := junk.New()
2117 j["subject"] = fmt.Sprintf("acct:%s@%s", user.Name, masqName)
2118 j["aliases"] = []string{user.URL}
2119 l := junk.New()
2120 l["rel"] = "self"
2121 l["type"] = `application/activity+json`
2122 l["href"] = user.URL
2123 j["links"] = []junk.Junk{l}
2124
2125 w.Header().Set("Content-Type", "application/jrd+json")
2126 j.Write(w)
2127}
2128
2129func somedays() string {
2130 secs := 432000 + notrand.Int63n(432000)
2131 return fmt.Sprintf("%d", secs)
2132}
2133
2134func lookatme(ava string) string {
2135 if strings.Contains(ava, serverName+"/"+userSep) {
2136 idx := strings.LastIndexByte(ava, '/')
2137 if idx < len(ava) {
2138 name := ava[idx+1:]
2139 user, _ := butwhatabout(name)
2140 if user != nil && user.URL == ava {
2141 return user.Options.Avatar
2142 }
2143 }
2144 }
2145 return ""
2146}
2147
2148func avatate(w http.ResponseWriter, r *http.Request) {
2149 if develMode {
2150 loadAvatarColors()
2151 }
2152 n := r.FormValue("a")
2153 if redir := lookatme(n); redir != "" {
2154 http.Redirect(w, r, redir, http.StatusSeeOther)
2155 return
2156 }
2157 a := genAvatar(n)
2158 if !develMode {
2159 w.Header().Set("Cache-Control", "max-age="+somedays())
2160 }
2161 w.Write(a)
2162}
2163
2164func serveviewasset(w http.ResponseWriter, r *http.Request) {
2165 serveasset(w, r, viewDir)
2166}
2167func servedataasset(w http.ResponseWriter, r *http.Request) {
2168 if r.URL.Path == "/favicon.ico" {
2169 r.URL.Path = "/icon.png"
2170 }
2171 serveasset(w, r, dataDir)
2172}
2173
2174func serveasset(w http.ResponseWriter, r *http.Request, basedir string) {
2175 if !develMode {
2176 w.Header().Set("Cache-Control", "max-age=7776000")
2177 }
2178 http.ServeFile(w, r, basedir+"/views"+r.URL.Path)
2179}
2180func servehelp(w http.ResponseWriter, r *http.Request) {
2181 name := mux.Vars(r)["name"]
2182 if !develMode {
2183 w.Header().Set("Cache-Control", "max-age=3600")
2184 }
2185 http.ServeFile(w, r, viewDir+"/docs/"+name)
2186}
2187func servehtml(w http.ResponseWriter, r *http.Request) {
2188 u := login.GetUserInfo(r)
2189 templinfo := getInfo(r)
2190 templinfo["AboutMsg"] = aboutMsg
2191 templinfo["LoginMsg"] = loginMsg
2192 templinfo["HonkVersion"] = softwareVersion
2193 if r.URL.Path == "/about" {
2194 templinfo["Sensors"] = getSensors()
2195 }
2196 if u == nil && !develMode {
2197 w.Header().Set("Cache-Control", "max-age=60")
2198 }
2199 err := readviews.Execute(w, r.URL.Path[1:]+".html", templinfo)
2200 if err != nil {
2201 elog.Print(err)
2202 }
2203}
2204func serveemu(w http.ResponseWriter, r *http.Request) {
2205 emu := mux.Vars(r)["emu"]
2206
2207 w.Header().Set("Cache-Control", "max-age="+somedays())
2208 http.ServeFile(w, r, dataDir+"/emus/"+emu)
2209}
2210func servememe(w http.ResponseWriter, r *http.Request) {
2211 meme := mux.Vars(r)["meme"]
2212
2213 w.Header().Set("Cache-Control", "max-age="+somedays())
2214 http.ServeFile(w, r, dataDir+"/memes/"+meme)
2215}
2216
2217func servefile(w http.ResponseWriter, r *http.Request) {
2218 xid := mux.Vars(r)["xid"]
2219 var media string
2220 var data []byte
2221 row := stmtGetFileData.QueryRow(xid)
2222 err := row.Scan(&media, &data)
2223 if err != nil {
2224 elog.Printf("error loading file: %s", err)
2225 http.NotFound(w, r)
2226 return
2227 }
2228 w.Header().Set("Content-Type", media)
2229 w.Header().Set("X-Content-Type-Options", "nosniff")
2230 w.Header().Set("Cache-Control", "max-age="+somedays())
2231 w.Write(data)
2232}
2233
2234func nomoroboto(w http.ResponseWriter, r *http.Request) {
2235 io.WriteString(w, "User-agent: *\n")
2236 io.WriteString(w, "Disallow: /a\n")
2237 io.WriteString(w, "Disallow: /d/\n")
2238 io.WriteString(w, "Disallow: /meme/\n")
2239 io.WriteString(w, "Disallow: /o\n")
2240 io.WriteString(w, "Disallow: /o/\n")
2241 io.WriteString(w, "Disallow: /help/\n")
2242 for _, u := range allusers() {
2243 fmt.Fprintf(w, "Disallow: /%s/%s/%s/\n", userSep, u.Username, honkSep)
2244 }
2245}
2246
2247type Hydration struct {
2248 Tophid int64
2249 Srvmsg template.HTML
2250 Honks string
2251 MeCount int64
2252 ChatCount int64
2253}
2254
2255func webhydra(w http.ResponseWriter, r *http.Request) {
2256 u := login.GetUserInfo(r)
2257 userid := u.UserID
2258 templinfo := getInfo(r)
2259 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
2260 page := r.FormValue("page")
2261
2262 wanted, _ := strconv.ParseInt(r.FormValue("tophid"), 10, 0)
2263
2264 var hydra Hydration
2265
2266 var honks []*Honk
2267 switch page {
2268 case "atme":
2269 honks = gethonksforme(userid, wanted)
2270 honks = osmosis(honks, userid, false)
2271 menewnone(userid)
2272 hydra.Srvmsg = "at me!"
2273 case "longago":
2274 honks = gethonksfromlongago(userid, wanted)
2275 honks = osmosis(honks, userid, false)
2276 hydra.Srvmsg = "from long ago"
2277 case "home":
2278 honks = gethonksforuser(userid, wanted)
2279 honks = osmosis(honks, userid, true)
2280 hydra.Srvmsg = serverMsg
2281 case "first":
2282 honks = gethonksforuserfirstclass(userid, wanted)
2283 honks = osmosis(honks, userid, true)
2284 hydra.Srvmsg = "first class only"
2285 case "saved":
2286 honks = getsavedhonks(userid, wanted)
2287 templinfo["PageName"] = "saved"
2288 hydra.Srvmsg = "saved honks"
2289 case "combo":
2290 c := r.FormValue("c")
2291 honks = gethonksbycombo(userid, c, wanted)
2292 honks = osmosis(honks, userid, false)
2293 hydra.Srvmsg = templates.Sprintf("honks by combo: %s", c)
2294 case "convoy":
2295 c := r.FormValue("c")
2296 honks = gethonksbyconvoy(userid, c, wanted)
2297 honks = osmosis(honks, userid, false)
2298 hydra.Srvmsg = templates.Sprintf("honks in convoy: %s", c)
2299 case "honker":
2300 xid := r.FormValue("xid")
2301 honks = gethonksbyxonker(userid, xid, wanted)
2302 miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
2303 <input type="hidden" name="CSRF" value="%s">
2304 <input type="hidden" name="url" value="%s">
2305 <button tabindex=1 name="add honker" value="add honker">add honker</button>
2306 </form>`, login.GetCSRF("submithonker", r), xid)
2307 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, xid, xid, miniform)
2308 hydra.Srvmsg = msg
2309 case "user":
2310 uname := r.FormValue("uname")
2311 honks = gethonksbyuser(uname, u != nil && u.Username == uname, wanted)
2312 hydra.Srvmsg = templates.Sprintf("honks by user: %s", uname)
2313 default:
2314 http.NotFound(w, r)
2315 }
2316
2317 if len(honks) > 0 {
2318 hydra.Tophid = honks[0].ID
2319 } else {
2320 hydra.Tophid = wanted
2321 }
2322 reverbolate(userid, honks)
2323
2324 user, _ := butwhatabout(u.Username)
2325
2326 var buf strings.Builder
2327 templinfo["Honks"] = honks
2328 templinfo["MapLink"] = getmaplink(u)
2329 templinfo["User"], _ = butwhatabout(u.Username)
2330 err := readviews.Execute(&buf, "honkfrags.html", templinfo)
2331 if err != nil {
2332 elog.Printf("frag error: %s", err)
2333 return
2334 }
2335 hydra.Honks = buf.String()
2336 hydra.MeCount = user.Options.MeCount
2337 hydra.ChatCount = user.Options.ChatCount
2338 w.Header().Set("Content-Type", "application/json")
2339 j, _ := jsonify(&hydra)
2340 io.WriteString(w, j)
2341}
2342
2343var honkline = make(chan bool)
2344
2345func honkhonkline() {
2346 for {
2347 select {
2348 case honkline <- true:
2349 default:
2350 return
2351 }
2352 }
2353}
2354
2355func apihandler(w http.ResponseWriter, r *http.Request) {
2356 u := login.GetUserInfo(r)
2357 userid := u.UserID
2358 action := r.FormValue("action")
2359 wait, _ := strconv.ParseInt(r.FormValue("wait"), 10, 0)
2360 dlog.Printf("api request '%s' on behalf of %s", action, u.Username)
2361 switch action {
2362 case "honk":
2363 h := submithonk(w, r)
2364 if h == nil {
2365 return
2366 }
2367 fmt.Fprintf(w, "%s", h.XID)
2368 case "donk":
2369 d, err := submitdonk(w, r)
2370 if err != nil {
2371 http.Error(w, err.Error(), http.StatusBadRequest)
2372 return
2373 }
2374 if d == nil {
2375 http.Error(w, "missing donk", http.StatusBadRequest)
2376 return
2377 }
2378 w.Write([]byte(d.XID))
2379 case "zonkit":
2380 zonkit(w, r)
2381 case "gethonks":
2382 var honks []*Honk
2383 wanted, _ := strconv.ParseInt(r.FormValue("after"), 10, 0)
2384 page := r.FormValue("page")
2385 var waitchan <-chan time.Time
2386 requery:
2387 switch page {
2388 case "atme":
2389 honks = gethonksforme(userid, wanted)
2390 honks = osmosis(honks, userid, false)
2391 menewnone(userid)
2392 case "longago":
2393 honks = gethonksfromlongago(userid, wanted)
2394 honks = osmosis(honks, userid, false)
2395 case "home":
2396 honks = gethonksforuser(userid, wanted)
2397 honks = osmosis(honks, userid, true)
2398 case "myhonks":
2399 honks = gethonksbyuser(u.Username, true, wanted)
2400 honks = osmosis(honks, userid, true)
2401 default:
2402 http.Error(w, "unknown page", http.StatusNotFound)
2403 return
2404 }
2405 if len(honks) == 0 && wait > 0 {
2406 if waitchan == nil {
2407 waitchan = time.After(time.Duration(wait) * time.Second)
2408 }
2409 select {
2410 case <-honkline:
2411 goto requery
2412 case <-waitchan:
2413 }
2414 }
2415 reverbolate(userid, honks)
2416 j := junk.New()
2417 j["honks"] = honks
2418 j.Write(w)
2419 case "sendactivity":
2420 user, _ := butwhatabout(u.Username)
2421 public := r.FormValue("public") == "1"
2422 rcpts := boxuprcpts(user, r.Form["rcpt"], public)
2423 msg := []byte(r.FormValue("msg"))
2424 for rcpt := range rcpts {
2425 go deliverate(0, userid, rcpt, msg)
2426 }
2427 case "gethonkers":
2428 j := junk.New()
2429 j["honkers"] = gethonkers(u.UserID)
2430 j.Write(w)
2431 case "savehonker":
2432 h := submithonker(w, r)
2433 if h == nil {
2434 return
2435 }
2436 fmt.Fprintf(w, "%d", h.ID)
2437 default:
2438 http.Error(w, "unknown action", http.StatusNotFound)
2439 return
2440 }
2441}
2442
2443func fiveoh(w http.ResponseWriter, r *http.Request) {
2444 fd, err := os.OpenFile("violations.json", os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
2445 if err != nil {
2446 elog.Printf("error opening violations! %s", err)
2447 return
2448 }
2449 defer fd.Close()
2450 io.Copy(fd, r.Body)
2451}
2452
2453var endoftheworld = make(chan bool)
2454var readyalready = make(chan bool)
2455var workinprogress = 0
2456
2457func enditall() {
2458 sig := make(chan os.Signal)
2459 signal.Notify(sig, os.Interrupt, syscall.SIGTERM, syscall.SIGQUIT)
2460 <-sig
2461 ilog.Printf("stopping...")
2462 for i := 0; i < workinprogress; i++ {
2463 endoftheworld <- true
2464 }
2465 ilog.Printf("waiting...")
2466 for i := 0; i < workinprogress; i++ {
2467 <-readyalready
2468 }
2469 ilog.Printf("apocalypse")
2470 os.Exit(0)
2471}
2472
2473var preservehooks []func()
2474
2475func bgmonitor() {
2476 for {
2477 when := time.Now().Add(-3 * 24 * time.Hour).UTC().Format(dbtimeformat)
2478 _, err := stmtDeleteOldXonkers.Exec("pubkey", when)
2479 if err != nil {
2480 elog.Printf("error deleting old xonkers: %s", err)
2481 }
2482 zaggies.Flush()
2483 time.Sleep(50 * time.Minute)
2484 }
2485}
2486
2487func addcspheaders(next http.Handler) http.Handler {
2488 return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
2489 w.Header().Set("Content-Security-Policy", "default-src 'none'; script-src 'self'; connect-src 'self'; style-src 'self'; img-src 'self'; media-src 'self'; report-uri /csp-violation")
2490 next.ServeHTTP(w, r)
2491 })
2492}
2493
2494func emuinit() {
2495 var emunames []string
2496 dir, err := os.Open(dataDir + "/emus")
2497 if err == nil {
2498 emunames, _ = dir.Readdirnames(0)
2499 dir.Close()
2500 }
2501 for _, e := range emunames {
2502 if len(e) <= 4 {
2503 continue
2504 }
2505 ext := e[len(e)-4:]
2506 emu := Emu{
2507 ID: fmt.Sprintf("/emu/%s", e),
2508 Name: e[:len(e)-4],
2509 Type: "image/" + ext[1:],
2510 }
2511 allemus = append(allemus, emu)
2512 }
2513 sort.Slice(allemus, func(i, j int) bool {
2514 return allemus[i].Name < allemus[j].Name
2515 })
2516}
2517
2518func serve() {
2519 db := opendatabase()
2520 login.Init(login.InitArgs{Db: db, Logger: ilog, Insecure: develMode, SameSiteStrict: !develMode})
2521
2522 listener, err := openListener()
2523 if err != nil {
2524 elog.Fatal(err)
2525 }
2526 runBackendServer()
2527 go enditall()
2528 go redeliverator()
2529 go tracker()
2530 go bgmonitor()
2531 loadLingo()
2532 emuinit()
2533
2534 readviews = templates.Load(develMode,
2535 viewDir+"/views/honkpage.html",
2536 viewDir+"/views/honkfrags.html",
2537 viewDir+"/views/honkers.html",
2538 viewDir+"/views/chatter.html",
2539 viewDir+"/views/hfcs.html",
2540 viewDir+"/views/combos.html",
2541 viewDir+"/views/honkform.html",
2542 viewDir+"/views/honk.html",
2543 viewDir+"/views/account.html",
2544 viewDir+"/views/about.html",
2545 viewDir+"/views/funzone.html",
2546 viewDir+"/views/login.html",
2547 viewDir+"/views/xzone.html",
2548 viewDir+"/views/msg.html",
2549 viewDir+"/views/header.html",
2550 viewDir+"/views/onts.html",
2551 viewDir+"/views/emus.html",
2552 viewDir+"/views/honkpage.js",
2553 )
2554 if !develMode {
2555 assets := []string{
2556 viewDir + "/views/style.css",
2557 dataDir + "/views/local.css",
2558 viewDir + "/views/honkpage.js",
2559 dataDir + "/views/local.js",
2560 }
2561 for _, s := range assets {
2562 savedassetparams[s] = getassetparam(s)
2563 }
2564 loadAvatarColors()
2565 }
2566
2567 for _, h := range preservehooks {
2568 h()
2569 }
2570
2571 mux := mux.NewRouter()
2572 mux.Use(addcspheaders)
2573 mux.Use(login.Checker)
2574
2575 mux.Handle("/api", login.TokenRequired(http.HandlerFunc(apihandler)))
2576
2577 posters := mux.Methods("POST").Subrouter()
2578 getters := mux.Methods("GET").Subrouter()
2579
2580 getters.HandleFunc("/", homepage)
2581 getters.HandleFunc("/home", homepage)
2582 getters.HandleFunc("/front", homepage)
2583 getters.HandleFunc("/events", homepage)
2584 getters.HandleFunc("/robots.txt", nomoroboto)
2585 getters.HandleFunc("/rss", showrss)
2586 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}", showuser)
2587 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/"+honkSep+"/{xid:[\\pL[:digit:]]+}", showonehonk)
2588 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/rss", showrss)
2589 posters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/inbox", inbox)
2590 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/outbox", outbox)
2591 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/followers", emptiness)
2592 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/following", emptiness)
2593 getters.HandleFunc("/a", avatate)
2594 getters.HandleFunc("/o", thelistingoftheontologies)
2595 getters.HandleFunc("/o/{name:.+}", showontology)
2596 getters.HandleFunc("/d/{xid:[\\pL[:digit:].]+}", servefile)
2597 getters.HandleFunc("/emu/{emu:[^.]*[^/]+}", serveemu)
2598 getters.HandleFunc("/meme/{meme:[^.]*[^/]+}", servememe)
2599 getters.HandleFunc("/.well-known/webfinger", fingerlicker)
2600
2601 getters.HandleFunc("/flag/{code:.+}", showflag)
2602
2603 getters.HandleFunc("/server", serveractor)
2604 posters.HandleFunc("/server/inbox", serverinbox)
2605 posters.HandleFunc("/inbox", serverinbox)
2606
2607 posters.HandleFunc("/csp-violation", fiveoh)
2608
2609 getters.HandleFunc("/style.css", serveviewasset)
2610 getters.HandleFunc("/honkpage.js", serveviewasset)
2611 getters.HandleFunc("/misc.js", serveviewasset)
2612 getters.HandleFunc("/local.css", servedataasset)
2613 getters.HandleFunc("/local.js", servedataasset)
2614 getters.HandleFunc("/icon.png", servedataasset)
2615 getters.HandleFunc("/favicon.ico", servedataasset)
2616
2617 getters.HandleFunc("/about", servehtml)
2618 getters.HandleFunc("/login", servehtml)
2619 posters.HandleFunc("/dologin", login.LoginFunc)
2620 getters.HandleFunc("/logout", login.LogoutFunc)
2621 getters.HandleFunc("/help/{name:[\\pL[:digit:]_.-]+}", servehelp)
2622
2623 loggedin := mux.NewRoute().Subrouter()
2624 loggedin.Use(login.Required)
2625 loggedin.HandleFunc("/first", homepage)
2626 loggedin.HandleFunc("/chatter", showchatter)
2627 loggedin.Handle("/sendchonk", login.CSRFWrap("sendchonk", http.HandlerFunc(submitchonk)))
2628 loggedin.HandleFunc("/saved", homepage)
2629 loggedin.HandleFunc("/account", accountpage)
2630 loggedin.HandleFunc("/funzone", showfunzone)
2631 loggedin.HandleFunc("/chpass", dochpass)
2632 loggedin.HandleFunc("/atme", homepage)
2633 loggedin.HandleFunc("/longago", homepage)
2634 loggedin.HandleFunc("/hfcs", hfcspage)
2635 loggedin.HandleFunc("/xzone", xzone)
2636 loggedin.HandleFunc("/newhonk", newhonkpage)
2637 loggedin.HandleFunc("/edit", edithonkpage)
2638 loggedin.Handle("/honk", login.CSRFWrap("honkhonk", http.HandlerFunc(websubmithonk)))
2639 loggedin.Handle("/bonk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitbonk)))
2640 loggedin.Handle("/zonkit", login.CSRFWrap("honkhonk", http.HandlerFunc(zonkit)))
2641 loggedin.Handle("/savehfcs", login.CSRFWrap("filter", http.HandlerFunc(savehfcs)))
2642 loggedin.Handle("/saveuser", login.CSRFWrap("saveuser", http.HandlerFunc(saveuser)))
2643 loggedin.Handle("/ximport", login.CSRFWrap("ximport", http.HandlerFunc(ximport)))
2644 loggedin.HandleFunc("/honkers", showhonkers)
2645 loggedin.HandleFunc("/h/{name:[\\pL[:digit:]_.-]+}", showhonker)
2646 loggedin.HandleFunc("/h", showhonker)
2647 loggedin.HandleFunc("/c/{name:[\\pL[:digit:]_.-]+}", showcombo)
2648 loggedin.HandleFunc("/c", showcombos)
2649 loggedin.HandleFunc("/t", showconvoy)
2650 loggedin.HandleFunc("/q", showsearch)
2651 loggedin.HandleFunc("/hydra", webhydra)
2652 loggedin.HandleFunc("/emus", showemus)
2653 loggedin.Handle("/submithonker", login.CSRFWrap("submithonker", http.HandlerFunc(websubmithonker)))
2654
2655 err = http.Serve(listener, mux)
2656 if err != nil {
2657 elog.Fatal(err)
2658 }
2659}