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 "log"
25 notrand "math/rand"
26 "net/http"
27 "net/url"
28 "os"
29 "os/signal"
30 "regexp"
31 "sort"
32 "strconv"
33 "strings"
34 "syscall"
35 "time"
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 debugMode = 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["ServerName"] = serverName
83 templinfo["IconName"] = iconName
84 templinfo["UserSep"] = userSep
85 if u := login.GetUserInfo(r); u != nil {
86 templinfo["UserInfo"], _ = butwhatabout(u.Username)
87 templinfo["UserStyle"] = getuserstyle(u)
88 var combos []string
89 combocache.Get(u.UserID, &combos)
90 templinfo["Combos"] = combos
91 }
92 return templinfo
93}
94
95func homepage(w http.ResponseWriter, r *http.Request) {
96 templinfo := getInfo(r)
97 u := login.GetUserInfo(r)
98 var honks []*Honk
99 var userid int64 = -1
100
101 templinfo["ServerMessage"] = serverMsg
102 if u == nil || r.URL.Path == "/front" {
103 switch r.URL.Path {
104 case "/events":
105 honks = geteventhonks(userid)
106 templinfo["ServerMessage"] = "some recent and upcoming events"
107 default:
108 templinfo["ShowRSS"] = true
109 honks = getpublichonks()
110 }
111 } else {
112 userid = u.UserID
113 switch r.URL.Path {
114 case "/atme":
115 templinfo["ServerMessage"] = "at me!"
116 templinfo["PageName"] = "atme"
117 honks = gethonksforme(userid, 0)
118 honks = osmosis(honks, userid, false)
119 menewnone(userid)
120 case "/longago":
121 templinfo["ServerMessage"] = "long ago and far away!"
122 templinfo["PageName"] = "longago"
123 honks = gethonksfromlongago(userid, 0)
124 honks = osmosis(honks, userid, false)
125 case "/events":
126 templinfo["ServerMessage"] = "some recent and upcoming events"
127 templinfo["PageName"] = "events"
128 honks = geteventhonks(userid)
129 honks = osmosis(honks, userid, true)
130 case "/first":
131 templinfo["PageName"] = "first"
132 honks = gethonksforuserfirstclass(userid, 0)
133 honks = osmosis(honks, userid, true)
134 case "/saved":
135 templinfo["ServerMessage"] = "saved honks"
136 templinfo["PageName"] = "saved"
137 honks = getsavedhonks(userid, 0)
138 default:
139 templinfo["PageName"] = "home"
140 honks = gethonksforuser(userid, 0)
141 honks = osmosis(honks, userid, true)
142 }
143 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
144 }
145
146 honkpage(w, u, honks, templinfo)
147}
148
149func showfunzone(w http.ResponseWriter, r *http.Request) {
150 var emunames, memenames []string
151 dir, err := os.Open(dataDir + "/emus")
152 if err == nil {
153 emunames, _ = dir.Readdirnames(0)
154 dir.Close()
155 }
156 for i, e := range emunames {
157 if len(e) > 4 {
158 emunames[i] = e[:len(e)-4]
159 }
160 }
161 dir, err = os.Open(dataDir + "/memes")
162 if err == nil {
163 memenames, _ = dir.Readdirnames(0)
164 dir.Close()
165 }
166 sort.Strings(emunames)
167 sort.Strings(memenames)
168 templinfo := getInfo(r)
169 templinfo["Emus"] = emunames
170 templinfo["Memes"] = memenames
171 err = readviews.Execute(w, "funzone.html", templinfo)
172 if err != nil {
173 log.Print(err)
174 }
175}
176
177func showrss(w http.ResponseWriter, r *http.Request) {
178 name := mux.Vars(r)["name"]
179
180 var honks []*Honk
181 if name != "" {
182 honks = gethonksbyuser(name, false, 0)
183 } else {
184 honks = getpublichonks()
185 }
186 reverbolate(-1, honks)
187
188 home := fmt.Sprintf("https://%s/", serverName)
189 base := home
190 if name != "" {
191 home += "u/" + name
192 name += " "
193 }
194 feed := rss.Feed{
195 Title: name + "honk",
196 Link: home,
197 Description: name + "honk rss",
198 Image: &rss.Image{
199 URL: base + "icon.png",
200 Title: name + "honk rss",
201 Link: home,
202 },
203 }
204 var modtime time.Time
205 for _, honk := range honks {
206 if !firstclass(honk) {
207 continue
208 }
209 desc := string(honk.HTML)
210 if t := honk.Time; t != nil {
211 desc += fmt.Sprintf(`<p>Time: %s`, t.StartTime.Local().Format("03:04PM EDT Mon Jan 02"))
212 if t.Duration != 0 {
213 desc += fmt.Sprintf(`<br>Duration: %s`, t.Duration)
214 }
215 }
216 if p := honk.Place; p != nil {
217 desc += string(templates.Sprintf(`<p>Location: <a href="%s">%s</a> %f %f`,
218 p.Url, p.Name, p.Latitude, p.Longitude))
219 }
220 for _, d := range honk.Donks {
221 desc += string(templates.Sprintf(`<p><a href="%s">Attachment: %s</a>`,
222 d.URL, d.Desc))
223 if strings.HasPrefix(d.Media, "image") {
224 desc += string(templates.Sprintf(`<img src="%s">`, d.URL))
225 }
226 }
227
228 feed.Items = append(feed.Items, &rss.Item{
229 Title: fmt.Sprintf("%s %s %s", honk.Username, honk.What, honk.XID),
230 Description: rss.CData{Data: desc},
231 Link: honk.URL,
232 PubDate: honk.Date.Format(time.RFC1123),
233 Guid: &rss.Guid{IsPermaLink: true, Value: honk.URL},
234 })
235 if honk.Date.After(modtime) {
236 modtime = honk.Date
237 }
238 }
239 if !debugMode {
240 w.Header().Set("Cache-Control", "max-age=300")
241 w.Header().Set("Last-Modified", modtime.Format(http.TimeFormat))
242 }
243
244 err := feed.Write(w)
245 if err != nil {
246 log.Printf("error writing rss: %s", err)
247 }
248}
249
250func crappola(j junk.Junk) bool {
251 t, _ := j.GetString("type")
252 a, _ := j.GetString("actor")
253 o, _ := j.GetString("object")
254 if t == "Delete" && a == o {
255 log.Printf("crappola from %s", a)
256 return true
257 }
258 return false
259}
260
261func ping(user *WhatAbout, who string) {
262 if targ := fullname(who, user.ID); targ != "" {
263 who = targ
264 }
265 if !strings.HasPrefix(who, "https:") {
266 who = gofish(who)
267 }
268 if who == "" {
269 log.Printf("nobody to ping!")
270 return
271 }
272 var box *Box
273 ok := boxofboxes.Get(who, &box)
274 if !ok {
275 log.Printf("no inbox to ping %s", who)
276 return
277 }
278 log.Printf("sending ping to %s", box.In)
279 j := junk.New()
280 j["@context"] = itiswhatitis
281 j["type"] = "Ping"
282 j["id"] = user.URL + "/ping/" + xfiltrate()
283 j["actor"] = user.URL
284 j["to"] = who
285 ki := ziggy(user.ID)
286 if ki == nil {
287 return
288 }
289 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
290 if err != nil {
291 log.Printf("can't send ping: %s", err)
292 return
293 }
294 log.Printf("sent ping to %s: %s", who, j["id"])
295}
296
297func pong(user *WhatAbout, who string, obj string) {
298 var box *Box
299 ok := boxofboxes.Get(who, &box)
300 if !ok {
301 log.Printf("no inbox to pong %s", who)
302 return
303 }
304 j := junk.New()
305 j["@context"] = itiswhatitis
306 j["type"] = "Pong"
307 j["id"] = user.URL + "/pong/" + xfiltrate()
308 j["actor"] = user.URL
309 j["to"] = who
310 j["object"] = obj
311 ki := ziggy(user.ID)
312 if ki == nil {
313 return
314 }
315 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
316 if err != nil {
317 log.Printf("can't send pong: %s", err)
318 return
319 }
320}
321
322func inbox(w http.ResponseWriter, r *http.Request) {
323 name := mux.Vars(r)["name"]
324 user, err := butwhatabout(name)
325 if err != nil {
326 http.NotFound(w, r)
327 return
328 }
329 if stealthmode(user.ID, r) {
330 http.NotFound(w, r)
331 return
332 }
333 var buf bytes.Buffer
334 limiter := io.LimitReader(r.Body, 1*1024*1024)
335 io.Copy(&buf, limiter)
336 payload := buf.Bytes()
337 j, err := junk.FromBytes(payload)
338 if err != nil {
339 log.Printf("bad payload: %s", err)
340 io.WriteString(os.Stdout, "bad payload\n")
341 os.Stdout.Write(payload)
342 io.WriteString(os.Stdout, "\n")
343 return
344 }
345
346 if crappola(j) {
347 return
348 }
349 what, _ := j.GetString("type")
350 obj, _ := j.GetString("object")
351 if what == "Like" || (what == "EmojiReact" && originate(obj) != serverName) {
352 return
353 }
354 who, _ := j.GetString("actor")
355 if rejectactor(user.ID, who) {
356 return
357 }
358
359 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
360 if err != nil && keyname != "" {
361 savingthrow(keyname)
362 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
363 }
364 if err != nil {
365 log.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
366 if keyname != "" {
367 log.Printf("bad signature from %s", keyname)
368 io.WriteString(os.Stdout, "bad payload\n")
369 os.Stdout.Write(payload)
370 io.WriteString(os.Stdout, "\n")
371 }
372 http.Error(w, "what did you call me?", http.StatusTeapot)
373 return
374 }
375 origin := keymatch(keyname, who)
376 if origin == "" {
377 log.Printf("keyname actor mismatch: %s <> %s", keyname, who)
378 return
379 }
380
381 switch what {
382 case "Ping":
383 id, _ := j.GetString("id")
384 log.Printf("ping from %s: %s", who, id)
385 pong(user, who, obj)
386 case "Pong":
387 log.Printf("pong from %s: %s", who, obj)
388 case "Follow":
389 if obj != user.URL {
390 log.Printf("can't follow %s", obj)
391 return
392 }
393 followme(user, who, who, j)
394 case "Accept":
395 followyou2(user, j)
396 case "Reject":
397 nofollowyou2(user, j)
398 case "Update":
399 obj, ok := j.GetMap("object")
400 if ok {
401 what, _ := obj.GetString("type")
402 switch what {
403 case "Service":
404 fallthrough
405 case "Person":
406 return
407 case "Question":
408 return
409 case "Note":
410 go xonksaver(user, j, origin)
411 return
412 }
413 }
414 log.Printf("unknown Update activity")
415 dumpactivity(j)
416 case "Undo":
417 obj, ok := j.GetMap("object")
418 if !ok {
419 folxid, ok := j.GetString("object")
420 if ok && originate(folxid) == origin {
421 unfollowme(user, "", "", j)
422 }
423 return
424 }
425 what, _ := obj.GetString("type")
426 switch what {
427 case "Follow":
428 unfollowme(user, who, who, j)
429 case "Announce":
430 xid, _ := obj.GetString("object")
431 log.Printf("undo announce: %s", xid)
432 case "Like":
433 default:
434 log.Printf("unknown undo: %s", what)
435 }
436 case "EmojiReact":
437 obj, ok := j.GetString("object")
438 if ok {
439 content, _ := j.GetString("content")
440 addreaction(user, obj, who, content)
441 }
442 default:
443 go xonksaver(user, j, origin)
444 }
445}
446
447func serverinbox(w http.ResponseWriter, r *http.Request) {
448 user := getserveruser()
449 if stealthmode(user.ID, r) {
450 http.NotFound(w, r)
451 return
452 }
453 var buf bytes.Buffer
454 io.Copy(&buf, r.Body)
455 payload := buf.Bytes()
456 j, err := junk.FromBytes(payload)
457 if err != nil {
458 log.Printf("bad payload: %s", err)
459 io.WriteString(os.Stdout, "bad payload\n")
460 os.Stdout.Write(payload)
461 io.WriteString(os.Stdout, "\n")
462 return
463 }
464 if crappola(j) {
465 return
466 }
467 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
468 if err != nil && keyname != "" {
469 savingthrow(keyname)
470 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
471 }
472 if err != nil {
473 log.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
474 if keyname != "" {
475 log.Printf("bad signature from %s", keyname)
476 io.WriteString(os.Stdout, "bad payload\n")
477 os.Stdout.Write(payload)
478 io.WriteString(os.Stdout, "\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 log.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/([[:alnum:]]+)")
493 what, _ := j.GetString("type")
494 log.Printf("server got a %s", what)
495 switch what {
496 case "Follow":
497 obj, _ := j.GetString("object")
498 if obj == user.URL {
499 log.Printf("can't follow the server!")
500 return
501 }
502 m := re_ont.FindStringSubmatch(obj)
503 if len(m) != 2 {
504 log.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 log.Printf("unknown undo no object")
514 return
515 }
516 what, _ := obj.GetString("type")
517 if what != "Follow" {
518 log.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 log.Printf("not sure how to handle this")
525 return
526 }
527 ont := "#" + m[1]
528 unfollowme(user, who, ont, j)
529 default:
530 log.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(xid)
555 if err != nil {
556 http.Error(w, "error getting external object", http.StatusInternalServerError)
557 log.Printf("error getting external object: %s", err)
558 return
559 }
560 allinjest(originate(xid), j)
561 log.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 log.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 log.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 log.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["Name"] = user.Name
724 templinfo["WhatAbout"] = user.HTAbout
725 templinfo["ServerMessage"] = ""
726 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
727 honkpage(w, u, honks, templinfo)
728}
729
730func showhonker(w http.ResponseWriter, r *http.Request) {
731 u := login.GetUserInfo(r)
732 name := mux.Vars(r)["name"]
733 var honks []*Honk
734 if name == "" {
735 name = r.FormValue("xid")
736 honks = gethonksbyxonker(u.UserID, name, 0)
737 } else {
738 honks = gethonksbyhonker(u.UserID, name, 0)
739 }
740 miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
741<input type="hidden" name="CSRF" value="%s">
742<input type="hidden" name="url" value="%s">
743<button tabindex=1 name="add honker" value="add honker">add honker</button>
744</form>`, login.GetCSRF("submithonker", r), name)
745 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, name, name, miniform)
746 templinfo := getInfo(r)
747 templinfo["PageName"] = "honker"
748 templinfo["PageArg"] = name
749 templinfo["ServerMessage"] = msg
750 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
751 honkpage(w, u, honks, templinfo)
752}
753
754func showcombo(w http.ResponseWriter, r *http.Request) {
755 name := mux.Vars(r)["name"]
756 u := login.GetUserInfo(r)
757 honks := gethonksbycombo(u.UserID, name, 0)
758 honks = osmosis(honks, u.UserID, true)
759 templinfo := getInfo(r)
760 templinfo["PageName"] = "combo"
761 templinfo["PageArg"] = name
762 templinfo["ServerMessage"] = "honks by combo: " + name
763 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
764 honkpage(w, u, honks, templinfo)
765}
766func showconvoy(w http.ResponseWriter, r *http.Request) {
767 c := r.FormValue("c")
768 u := login.GetUserInfo(r)
769 honks := gethonksbyconvoy(u.UserID, c, 0)
770 templinfo := getInfo(r)
771 if len(honks) > 0 {
772 templinfo["TopHID"] = honks[0].ID
773 }
774 honks = osmosis(honks, u.UserID, false)
775 reversehonks(honks)
776 templinfo["PageName"] = "convoy"
777 templinfo["PageArg"] = c
778 templinfo["ServerMessage"] = "honks in convoy: " + c
779 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
780 honkpage(w, u, honks, templinfo)
781}
782func showsearch(w http.ResponseWriter, r *http.Request) {
783 q := r.FormValue("q")
784 u := login.GetUserInfo(r)
785 honks := gethonksbysearch(u.UserID, q, 0)
786 templinfo := getInfo(r)
787 templinfo["PageName"] = "search"
788 templinfo["PageArg"] = q
789 templinfo["ServerMessage"] = "honks for search: " + q
790 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
791 honkpage(w, u, honks, templinfo)
792}
793func showontology(w http.ResponseWriter, r *http.Request) {
794 name := mux.Vars(r)["name"]
795 u := login.GetUserInfo(r)
796 var userid int64 = -1
797 if u != nil {
798 userid = u.UserID
799 }
800 honks := gethonksbyontology(userid, "#"+name, 0)
801 if friendorfoe(r.Header.Get("Accept")) {
802 if len(honks) > 40 {
803 honks = honks[0:40]
804 }
805
806 var xids []string
807 for _, h := range honks {
808 xids = append(xids, h.XID)
809 }
810
811 user := getserveruser()
812
813 j := junk.New()
814 j["@context"] = itiswhatitis
815 j["id"] = fmt.Sprintf("https://%s/o/%s", serverName, name)
816 j["name"] = "#" + name
817 j["attributedTo"] = user.URL
818 j["type"] = "OrderedCollection"
819 j["totalItems"] = len(xids)
820 j["orderedItems"] = xids
821
822 j.Write(w)
823 return
824 }
825
826 templinfo := getInfo(r)
827 templinfo["ServerMessage"] = "honks by ontology: " + name
828 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
829 honkpage(w, u, honks, templinfo)
830}
831
832type Ont struct {
833 Name string
834 Count int64
835}
836
837func thelistingoftheontologies(w http.ResponseWriter, r *http.Request) {
838 u := login.GetUserInfo(r)
839 var userid int64 = -1
840 if u != nil {
841 userid = u.UserID
842 }
843 rows, err := stmtAllOnts.Query(userid)
844 if err != nil {
845 log.Printf("selection error: %s", err)
846 return
847 }
848 defer rows.Close()
849 var onts []Ont
850 for rows.Next() {
851 var o Ont
852 err := rows.Scan(&o.Name, &o.Count)
853 if err != nil {
854 log.Printf("error scanning ont: %s", err)
855 continue
856 }
857 if len(o.Name) > 24 {
858 continue
859 }
860 o.Name = o.Name[1:]
861 onts = append(onts, o)
862 }
863 sort.Slice(onts, func(i, j int) bool {
864 return onts[i].Name < onts[j].Name
865 })
866 if u == nil && !debugMode {
867 w.Header().Set("Cache-Control", "max-age=300")
868 }
869 templinfo := getInfo(r)
870 templinfo["Onts"] = onts
871 err = readviews.Execute(w, "onts.html", templinfo)
872 if err != nil {
873 log.Print(err)
874 }
875}
876
877type Track struct {
878 xid string
879 who string
880}
881
882func getbacktracks(xid string) []string {
883 c := make(chan bool)
884 dumptracks <- c
885 <-c
886 row := stmtGetTracks.QueryRow(xid)
887 var rawtracks string
888 err := row.Scan(&rawtracks)
889 if err != nil {
890 if err != sql.ErrNoRows {
891 log.Printf("error scanning tracks: %s", err)
892 }
893 return nil
894 }
895 var rcpts []string
896 for _, f := range strings.Split(rawtracks, " ") {
897 idx := strings.LastIndexByte(f, '#')
898 if idx != -1 {
899 f = f[:idx]
900 }
901 if !strings.HasPrefix(f, "https://") {
902 f = fmt.Sprintf("%%https://%s/inbox", f)
903 }
904 rcpts = append(rcpts, f)
905 }
906 return rcpts
907}
908
909func savetracks(tracks map[string][]string) {
910 db := opendatabase()
911 tx, err := db.Begin()
912 if err != nil {
913 log.Printf("savetracks begin error: %s", err)
914 return
915 }
916 defer func() {
917 err := tx.Commit()
918 if err != nil {
919 log.Printf("savetracks commit error: %s", err)
920 }
921
922 }()
923 stmtGetTracks, err := tx.Prepare("select fetches from tracks where xid = ?")
924 if err != nil {
925 log.Printf("savetracks error: %s", err)
926 return
927 }
928 stmtNewTracks, err := tx.Prepare("insert into tracks (xid, fetches) values (?, ?)")
929 if err != nil {
930 log.Printf("savetracks error: %s", err)
931 return
932 }
933 stmtUpdateTracks, err := tx.Prepare("update tracks set fetches = ? where xid = ?")
934 if err != nil {
935 log.Printf("savetracks error: %s", err)
936 return
937 }
938 count := 0
939 for xid, f := range tracks {
940 count += len(f)
941 var prev string
942 row := stmtGetTracks.QueryRow(xid)
943 err := row.Scan(&prev)
944 if err == sql.ErrNoRows {
945 f = oneofakind(f)
946 stmtNewTracks.Exec(xid, strings.Join(f, " "))
947 } else if err == nil {
948 all := append(strings.Split(prev, " "), f...)
949 all = oneofakind(all)
950 stmtUpdateTracks.Exec(strings.Join(all, " "))
951 } else {
952 log.Printf("savetracks error: %s", err)
953 }
954 }
955 log.Printf("saved %d new fetches", count)
956}
957
958var trackchan = make(chan Track)
959var dumptracks = make(chan chan bool)
960
961func tracker() {
962 timeout := 4 * time.Minute
963 sleeper := time.NewTimer(timeout)
964 tracks := make(map[string][]string)
965 workinprogress++
966 for {
967 select {
968 case track := <-trackchan:
969 tracks[track.xid] = append(tracks[track.xid], track.who)
970 case <-sleeper.C:
971 if len(tracks) > 0 {
972 go savetracks(tracks)
973 tracks = make(map[string][]string)
974 }
975 sleeper.Reset(timeout)
976 case c := <-dumptracks:
977 if len(tracks) > 0 {
978 savetracks(tracks)
979 }
980 c <- true
981 case <-endoftheworld:
982 if len(tracks) > 0 {
983 savetracks(tracks)
984 }
985 readyalready <- true
986 return
987 }
988 }
989}
990
991var re_keyholder = regexp.MustCompile(`keyId="([^"]+)"`)
992
993func trackback(xid string, r *http.Request) {
994 agent := r.UserAgent()
995 who := originate(agent)
996 sig := r.Header.Get("Signature")
997 if sig != "" {
998 m := re_keyholder.FindStringSubmatch(sig)
999 if len(m) == 2 {
1000 who = m[1]
1001 }
1002 }
1003 if who != "" {
1004 trackchan <- Track{xid: xid, who: who}
1005 }
1006}
1007
1008func showonehonk(w http.ResponseWriter, r *http.Request) {
1009 name := mux.Vars(r)["name"]
1010 user, err := butwhatabout(name)
1011 if err != nil {
1012 http.NotFound(w, r)
1013 return
1014 }
1015 if stealthmode(user.ID, r) {
1016 http.NotFound(w, r)
1017 return
1018 }
1019 xid := fmt.Sprintf("https://%s%s", serverName, r.URL.Path)
1020
1021 if friendorfoe(r.Header.Get("Accept")) {
1022 j, ok := gimmejonk(xid)
1023 if ok {
1024 trackback(xid, r)
1025 w.Header().Set("Content-Type", theonetruename)
1026 w.Write(j)
1027 } else {
1028 http.NotFound(w, r)
1029 }
1030 return
1031 }
1032 honk := getxonk(user.ID, xid)
1033 if honk == nil {
1034 http.NotFound(w, r)
1035 return
1036 }
1037 u := login.GetUserInfo(r)
1038 if u != nil && u.UserID != user.ID {
1039 u = nil
1040 }
1041 if !honk.Public {
1042 if u == nil {
1043 http.NotFound(w, r)
1044 return
1045
1046 }
1047 honks := []*Honk{honk}
1048 donksforhonks(honks)
1049 templinfo := getInfo(r)
1050 templinfo["ServerMessage"] = "one honk maybe more"
1051 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1052 honkpage(w, u, honks, templinfo)
1053 return
1054 }
1055 rawhonks := gethonksbyconvoy(honk.UserID, honk.Convoy, 0)
1056 reversehonks(rawhonks)
1057 var honks []*Honk
1058 for _, h := range rawhonks {
1059 if h.XID == xid && len(honks) != 0 {
1060 h.Style += " glow"
1061 }
1062 if h.Public && (h.Whofore == 2 || h.IsAcked()) {
1063 honks = append(honks, h)
1064 }
1065 }
1066
1067 templinfo := getInfo(r)
1068 templinfo["ServerMessage"] = "one honk maybe more"
1069 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1070 honkpage(w, u, honks, templinfo)
1071}
1072
1073func honkpage(w http.ResponseWriter, u *login.UserInfo, honks []*Honk, templinfo map[string]interface{}) {
1074 var userid int64 = -1
1075 if u != nil {
1076 userid = u.UserID
1077 templinfo["User"], _ = butwhatabout(u.Username)
1078 }
1079 reverbolate(userid, honks)
1080 templinfo["Honks"] = honks
1081 templinfo["MapLink"] = getmaplink(u)
1082 if templinfo["TopHID"] == nil {
1083 if len(honks) > 0 {
1084 templinfo["TopHID"] = honks[0].ID
1085 } else {
1086 templinfo["TopHID"] = 0
1087 }
1088 }
1089 if u == nil && !debugMode {
1090 w.Header().Set("Cache-Control", "max-age=60")
1091 }
1092 err := readviews.Execute(w, "honkpage.html", templinfo)
1093 if err != nil {
1094 log.Print(err)
1095 }
1096}
1097
1098func saveuser(w http.ResponseWriter, r *http.Request) {
1099 whatabout := r.FormValue("whatabout")
1100 whatabout = strings.Replace(whatabout, "\r", "", -1)
1101 u := login.GetUserInfo(r)
1102 user, _ := butwhatabout(u.Username)
1103 db := opendatabase()
1104
1105 options := user.Options
1106 if r.FormValue("skinny") == "skinny" {
1107 options.SkinnyCSS = true
1108 } else {
1109 options.SkinnyCSS = false
1110 }
1111 if r.FormValue("avahex") == "avahex" {
1112 options.Avahex = true
1113 } else {
1114 options.Avahex = false
1115 }
1116 if r.FormValue("omitimages") == "omitimages" {
1117 options.OmitImages = true
1118 } else {
1119 options.OmitImages = false
1120 }
1121 if r.FormValue("mentionall") == "mentionall" {
1122 options.MentionAll = true
1123 } else {
1124 options.MentionAll = false
1125 }
1126 if r.FormValue("maps") == "apple" {
1127 options.MapLink = "apple"
1128 } else {
1129 options.MapLink = ""
1130 }
1131 options.Reaction = r.FormValue("reaction")
1132
1133 sendupdate := false
1134 ava := re_avatar.FindString(whatabout)
1135 if ava != "" {
1136 whatabout = re_avatar.ReplaceAllString(whatabout, "")
1137 ava = ava[7:]
1138 if ava[0] == ' ' {
1139 ava = ava[1:]
1140 }
1141 ava = fmt.Sprintf("https://%s/meme/%s", serverName, ava)
1142 }
1143 if ava != options.Avatar {
1144 options.Avatar = ava
1145 sendupdate = true
1146 }
1147 whatabout = strings.TrimSpace(whatabout)
1148 if whatabout != user.About {
1149 sendupdate = true
1150 }
1151 j, err := jsonify(options)
1152 if err == nil {
1153 _, err = db.Exec("update users set about = ?, options = ? where username = ?", whatabout, j, u.Username)
1154 }
1155 if err != nil {
1156 log.Printf("error bouting what: %s", err)
1157 }
1158 somenamedusers.Clear(u.Username)
1159 somenumberedusers.Clear(u.UserID)
1160 oldjonkers.Clear(u.Username)
1161
1162 if sendupdate {
1163 updateMe(u.Username)
1164 }
1165
1166 http.Redirect(w, r, "/account", http.StatusSeeOther)
1167}
1168
1169func bonkit(xid string, user *WhatAbout) {
1170 log.Printf("bonking %s", xid)
1171
1172 xonk := getxonk(user.ID, xid)
1173 if xonk == nil {
1174 return
1175 }
1176 if !xonk.Public {
1177 return
1178 }
1179 if xonk.IsBonked() {
1180 return
1181 }
1182 donksforhonks([]*Honk{xonk})
1183
1184 _, err := stmtUpdateFlags.Exec(flagIsBonked, xonk.ID)
1185 if err != nil {
1186 log.Printf("error acking bonk: %s", err)
1187 }
1188
1189 oonker := xonk.Oonker
1190 if oonker == "" {
1191 oonker = xonk.Honker
1192 }
1193 dt := time.Now().UTC()
1194 bonk := &Honk{
1195 UserID: user.ID,
1196 Username: user.Name,
1197 What: "bonk",
1198 Honker: user.URL,
1199 Oonker: oonker,
1200 XID: xonk.XID,
1201 RID: xonk.RID,
1202 Noise: xonk.Noise,
1203 Precis: xonk.Precis,
1204 URL: xonk.URL,
1205 Date: dt,
1206 Donks: xonk.Donks,
1207 Whofore: 2,
1208 Convoy: xonk.Convoy,
1209 Audience: []string{thewholeworld, oonker},
1210 Public: true,
1211 Format: "html",
1212 Place: xonk.Place,
1213 Onts: xonk.Onts,
1214 Time: xonk.Time,
1215 }
1216
1217 err = savehonk(bonk)
1218 if err != nil {
1219 log.Printf("uh oh")
1220 return
1221 }
1222
1223 go honkworldwide(user, bonk)
1224}
1225
1226func submitbonk(w http.ResponseWriter, r *http.Request) {
1227 xid := r.FormValue("xid")
1228 userinfo := login.GetUserInfo(r)
1229 user, _ := butwhatabout(userinfo.Username)
1230
1231 bonkit(xid, user)
1232
1233 if r.FormValue("js") != "1" {
1234 templinfo := getInfo(r)
1235 templinfo["ServerMessage"] = "Bonked!"
1236 err := readviews.Execute(w, "msg.html", templinfo)
1237 if err != nil {
1238 log.Print(err)
1239 }
1240 }
1241}
1242
1243func sendzonkofsorts(xonk *Honk, user *WhatAbout, what string, aux string) {
1244 zonk := &Honk{
1245 What: what,
1246 XID: xonk.XID,
1247 Date: time.Now().UTC(),
1248 Audience: oneofakind(xonk.Audience),
1249 Noise: aux,
1250 }
1251 zonk.Public = loudandproud(zonk.Audience)
1252
1253 log.Printf("announcing %sed honk: %s", what, xonk.XID)
1254 go honkworldwide(user, zonk)
1255}
1256
1257func zonkit(w http.ResponseWriter, r *http.Request) {
1258 wherefore := r.FormValue("wherefore")
1259 what := r.FormValue("what")
1260 userinfo := login.GetUserInfo(r)
1261 user, _ := butwhatabout(userinfo.Username)
1262
1263 if wherefore == "save" {
1264 xonk := getxonk(userinfo.UserID, what)
1265 if xonk != nil {
1266 _, err := stmtUpdateFlags.Exec(flagIsSaved, xonk.ID)
1267 if err != nil {
1268 log.Printf("error saving: %s", err)
1269 }
1270 }
1271 return
1272 }
1273
1274 if wherefore == "unsave" {
1275 xonk := getxonk(userinfo.UserID, what)
1276 if xonk != nil {
1277 _, err := stmtClearFlags.Exec(flagIsSaved, xonk.ID)
1278 if err != nil {
1279 log.Printf("error unsaving: %s", err)
1280 }
1281 }
1282 return
1283 }
1284
1285 if wherefore == "react" {
1286 reaction := user.Options.Reaction
1287 if r2 := r.FormValue("reaction"); r2 != "" {
1288 reaction = r2
1289 }
1290 if reaction == "none" {
1291 return
1292 }
1293 xonk := getxonk(userinfo.UserID, what)
1294 if xonk != nil {
1295 _, err := stmtUpdateFlags.Exec(flagIsReacted, xonk.ID)
1296 if err != nil {
1297 log.Printf("error saving: %s", err)
1298 }
1299 sendzonkofsorts(xonk, user, "react", reaction)
1300 }
1301 return
1302 }
1303
1304 // my hammer is too big, oh well
1305 defer oldjonks.Flush()
1306
1307 if wherefore == "ack" {
1308 xonk := getxonk(userinfo.UserID, what)
1309 if xonk != nil && !xonk.IsAcked() {
1310 _, err := stmtUpdateFlags.Exec(flagIsAcked, xonk.ID)
1311 if err != nil {
1312 log.Printf("error acking: %s", err)
1313 }
1314 sendzonkofsorts(xonk, user, "ack", "")
1315 }
1316 return
1317 }
1318
1319 if wherefore == "deack" {
1320 xonk := getxonk(userinfo.UserID, what)
1321 if xonk != nil && xonk.IsAcked() {
1322 _, err := stmtClearFlags.Exec(flagIsAcked, xonk.ID)
1323 if err != nil {
1324 log.Printf("error deacking: %s", err)
1325 }
1326 sendzonkofsorts(xonk, user, "deack", "")
1327 }
1328 return
1329 }
1330
1331 if wherefore == "bonk" {
1332 user, _ := butwhatabout(userinfo.Username)
1333 bonkit(what, user)
1334 return
1335 }
1336
1337 if wherefore == "unbonk" {
1338 xonk := getbonk(userinfo.UserID, what)
1339 if xonk != nil {
1340 deletehonk(xonk.ID)
1341 xonk = getxonk(userinfo.UserID, what)
1342 _, err := stmtClearFlags.Exec(flagIsBonked, xonk.ID)
1343 if err != nil {
1344 log.Printf("error unbonking: %s", err)
1345 }
1346 sendzonkofsorts(xonk, user, "unbonk", "")
1347 }
1348 return
1349 }
1350
1351 if wherefore == "untag" {
1352 xonk := getxonk(userinfo.UserID, what)
1353 if xonk != nil {
1354 _, err := stmtUpdateFlags.Exec(flagIsUntagged, xonk.ID)
1355 if err != nil {
1356 log.Printf("error untagging: %s", err)
1357 }
1358 }
1359 var badparents map[string]bool
1360 untagged.GetAndLock(userinfo.UserID, &badparents)
1361 badparents[what] = true
1362 untagged.Unlock()
1363 return
1364 }
1365
1366 log.Printf("zonking %s %s", wherefore, what)
1367 if wherefore == "zonk" {
1368 xonk := getxonk(userinfo.UserID, what)
1369 if xonk != nil {
1370 deletehonk(xonk.ID)
1371 if xonk.Whofore == 2 || xonk.Whofore == 3 {
1372 sendzonkofsorts(xonk, user, "zonk", "")
1373 }
1374 }
1375 }
1376 _, err := stmtSaveZonker.Exec(userinfo.UserID, what, wherefore)
1377 if err != nil {
1378 log.Printf("error saving zonker: %s", err)
1379 return
1380 }
1381}
1382
1383func edithonkpage(w http.ResponseWriter, r *http.Request) {
1384 u := login.GetUserInfo(r)
1385 user, _ := butwhatabout(u.Username)
1386 xid := r.FormValue("xid")
1387 honk := getxonk(u.UserID, xid)
1388 if !canedithonk(user, honk) {
1389 http.Error(w, "no editing that please", http.StatusInternalServerError)
1390 return
1391 }
1392
1393 noise := honk.Noise
1394
1395 honks := []*Honk{honk}
1396 donksforhonks(honks)
1397 reverbolate(u.UserID, honks)
1398 templinfo := getInfo(r)
1399 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1400 templinfo["Honks"] = honks
1401 templinfo["MapLink"] = getmaplink(u)
1402 templinfo["Noise"] = noise
1403 templinfo["SavedPlace"] = honk.Place
1404 if tm := honk.Time; tm != nil {
1405 templinfo["ShowTime"] = ";"
1406 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1407 if tm.Duration != 0 {
1408 templinfo["Duration"] = tm.Duration
1409 }
1410 }
1411 templinfo["ServerMessage"] = "honk edit 2"
1412 templinfo["IsPreview"] = true
1413 templinfo["UpdateXID"] = honk.XID
1414 if len(honk.Donks) > 0 {
1415 templinfo["SavedFile"] = honk.Donks[0].XID
1416 }
1417 err := readviews.Execute(w, "honkpage.html", templinfo)
1418 if err != nil {
1419 log.Print(err)
1420 }
1421}
1422
1423func newhonkpage(w http.ResponseWriter, r *http.Request) {
1424 u := login.GetUserInfo(r)
1425 rid := r.FormValue("rid")
1426 noise := ""
1427
1428 xonk := getxonk(u.UserID, rid)
1429 if xonk != nil {
1430 _, replto := handles(xonk.Honker)
1431 if replto != "" {
1432 noise = "@" + replto + " "
1433 }
1434 }
1435
1436 templinfo := getInfo(r)
1437 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1438 templinfo["InReplyTo"] = rid
1439 templinfo["Noise"] = noise
1440 templinfo["ServerMessage"] = "compose honk"
1441 templinfo["IsPreview"] = true
1442 err := readviews.Execute(w, "honkpage.html", templinfo)
1443 if err != nil {
1444 log.Print(err)
1445 }
1446}
1447
1448func canedithonk(user *WhatAbout, honk *Honk) bool {
1449 if honk == nil || honk.Honker != user.URL || honk.What == "bonk" {
1450 return false
1451 }
1452 return true
1453}
1454
1455func submitdonk(w http.ResponseWriter, r *http.Request) (*Donk, error) {
1456 if !strings.HasPrefix(strings.ToLower(r.Header.Get("Content-Type")), "multipart/form-data") {
1457 return nil, nil
1458 }
1459 file, filehdr, err := r.FormFile("donk")
1460 if err != nil {
1461 if err == http.ErrMissingFile {
1462 return nil, nil
1463 }
1464 log.Printf("error reading donk: %s", err)
1465 http.Error(w, "error reading donk", http.StatusUnsupportedMediaType)
1466 return nil, err
1467 }
1468 var buf bytes.Buffer
1469 io.Copy(&buf, file)
1470 file.Close()
1471 data := buf.Bytes()
1472 var media, name string
1473 img, err := shrinkit(data)
1474 if err == nil {
1475 data = img.Data
1476 format := img.Format
1477 media = "image/" + format
1478 if format == "jpeg" {
1479 format = "jpg"
1480 }
1481 name = xfiltrate() + "." + format
1482 } else {
1483 ct := http.DetectContentType(data)
1484 switch ct {
1485 case "application/pdf":
1486 maxsize := 10000000
1487 if len(data) > maxsize {
1488 log.Printf("bad image: %s too much pdf: %d", err, len(data))
1489 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1490 return nil, err
1491 }
1492 media = ct
1493 name = filehdr.Filename
1494 if name == "" {
1495 name = xfiltrate() + ".pdf"
1496 }
1497 default:
1498 maxsize := 100000
1499 if len(data) > maxsize {
1500 log.Printf("bad image: %s too much text: %d", err, len(data))
1501 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1502 return nil, err
1503 }
1504 for i := 0; i < len(data); i++ {
1505 if data[i] < 32 && data[i] != '\t' && data[i] != '\r' && data[i] != '\n' {
1506 log.Printf("bad image: %s not text: %d", err, data[i])
1507 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1508 return nil, err
1509 }
1510 }
1511 media = "text/plain"
1512 name = filehdr.Filename
1513 if name == "" {
1514 name = xfiltrate() + ".txt"
1515 }
1516 }
1517 }
1518 desc := strings.TrimSpace(r.FormValue("donkdesc"))
1519 if desc == "" {
1520 desc = name
1521 }
1522 fileid, xid, err := savefileandxid(name, desc, "", media, true, data)
1523 if err != nil {
1524 log.Printf("unable to save image: %s", err)
1525 http.Error(w, "failed to save attachment", http.StatusUnsupportedMediaType)
1526 return nil, err
1527 }
1528 d := &Donk{
1529 FileID: fileid,
1530 XID: xid,
1531 Desc: desc,
1532 Local: true,
1533 }
1534 return d, nil
1535}
1536
1537func submitwebhonk(w http.ResponseWriter, r *http.Request) {
1538 h := submithonk(w, r)
1539 if h == nil {
1540 return
1541 }
1542 http.Redirect(w, r, h.XID[len(serverName)+8:], http.StatusSeeOther)
1543}
1544
1545// what a hot mess this function is
1546func submithonk(w http.ResponseWriter, r *http.Request) *Honk {
1547 rid := r.FormValue("rid")
1548 noise := r.FormValue("noise")
1549 format := r.FormValue("format")
1550 if format == "" {
1551 format = "markdown"
1552 }
1553 if !(format == "markdown" || format == "html") {
1554 http.Error(w, "unknown format", 500)
1555 return nil
1556 }
1557
1558 userinfo := login.GetUserInfo(r)
1559 user, _ := butwhatabout(userinfo.Username)
1560
1561 dt := time.Now().UTC()
1562 updatexid := r.FormValue("updatexid")
1563 var honk *Honk
1564 if updatexid != "" {
1565 honk = getxonk(userinfo.UserID, updatexid)
1566 if !canedithonk(user, honk) {
1567 http.Error(w, "no editing that please", http.StatusInternalServerError)
1568 return nil
1569 }
1570 honk.Date = dt
1571 honk.What = "update"
1572 honk.Format = format
1573 } else {
1574 xid := fmt.Sprintf("%s/%s/%s", user.URL, honkSep, xfiltrate())
1575 what := "honk"
1576 if rid != "" {
1577 what = "tonk"
1578 }
1579 honk = &Honk{
1580 UserID: userinfo.UserID,
1581 Username: userinfo.Username,
1582 What: what,
1583 Honker: user.URL,
1584 XID: xid,
1585 Date: dt,
1586 Format: format,
1587 }
1588 }
1589
1590 noise = strings.Replace(noise, "\r", "", -1)
1591 noise = quickrename(noise, userinfo.UserID)
1592 noise = hooterize(noise)
1593 honk.Noise = noise
1594 translate(honk)
1595
1596 var convoy string
1597 if rid != "" {
1598 xonk := getxonk(userinfo.UserID, rid)
1599 if xonk == nil {
1600 http.Error(w, "replyto disappeared", http.StatusNotFound)
1601 return nil
1602 }
1603 if xonk.Public {
1604 honk.Audience = append(honk.Audience, xonk.Audience...)
1605 }
1606 convoy = xonk.Convoy
1607 for i, a := range honk.Audience {
1608 if a == thewholeworld {
1609 honk.Audience[0], honk.Audience[i] = honk.Audience[i], honk.Audience[0]
1610 break
1611 }
1612 }
1613 honk.RID = rid
1614 if xonk.Precis != "" && honk.Precis == "" {
1615 honk.Precis = xonk.Precis
1616 if !(strings.HasPrefix(honk.Precis, "DZ:") || strings.HasPrefix(honk.Precis, "re: re: re: ")) {
1617 honk.Precis = "re: " + honk.Precis
1618 }
1619 }
1620 } else {
1621 honk.Audience = []string{thewholeworld}
1622 }
1623 if honk.Noise != "" && honk.Noise[0] == '@' {
1624 honk.Audience = append(grapevine(honk.Mentions), honk.Audience...)
1625 } else {
1626 honk.Audience = append(honk.Audience, grapevine(honk.Mentions)...)
1627 }
1628
1629 if convoy == "" {
1630 convoy = "data:,electrichonkytonk-" + xfiltrate()
1631 }
1632 butnottooloud(honk.Audience)
1633 honk.Audience = oneofakind(honk.Audience)
1634 if len(honk.Audience) == 0 {
1635 log.Printf("honk to nowhere")
1636 http.Error(w, "honk to nowhere...", http.StatusNotFound)
1637 return nil
1638 }
1639 honk.Public = loudandproud(honk.Audience)
1640 honk.Convoy = convoy
1641
1642 donkxid := r.FormValue("donkxid")
1643 if donkxid == "" {
1644 d, err := submitdonk(w, r)
1645 if err != nil && err != http.ErrMissingFile {
1646 return nil
1647 }
1648 if d != nil {
1649 honk.Donks = append(honk.Donks, d)
1650 donkxid = d.XID
1651 }
1652 } else {
1653 xid := donkxid
1654 url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1655 donk := finddonk(url)
1656 if donk != nil {
1657 honk.Donks = append(honk.Donks, donk)
1658 } else {
1659 log.Printf("can't find file: %s", xid)
1660 }
1661 }
1662 memetize(honk)
1663 imaginate(honk)
1664
1665 placename := strings.TrimSpace(r.FormValue("placename"))
1666 placelat := strings.TrimSpace(r.FormValue("placelat"))
1667 placelong := strings.TrimSpace(r.FormValue("placelong"))
1668 placeurl := strings.TrimSpace(r.FormValue("placeurl"))
1669 if placename != "" || placelat != "" || placelong != "" || placeurl != "" {
1670 p := new(Place)
1671 p.Name = placename
1672 p.Latitude, _ = strconv.ParseFloat(placelat, 64)
1673 p.Longitude, _ = strconv.ParseFloat(placelong, 64)
1674 p.Url = placeurl
1675 honk.Place = p
1676 }
1677 timestart := strings.TrimSpace(r.FormValue("timestart"))
1678 if timestart != "" {
1679 t := new(Time)
1680 now := time.Now().Local()
1681 for _, layout := range []string{"2006-01-02 3:04pm", "2006-01-02 15:04", "3:04pm", "15:04"} {
1682 start, err := time.ParseInLocation(layout, timestart, now.Location())
1683 if err == nil {
1684 if start.Year() == 0 {
1685 start = time.Date(now.Year(), now.Month(), now.Day(), start.Hour(), start.Minute(), 0, 0, now.Location())
1686 }
1687 t.StartTime = start
1688 break
1689 }
1690 }
1691 timeend := r.FormValue("timeend")
1692 dur := parseDuration(timeend)
1693 if dur != 0 {
1694 t.Duration = Duration(dur)
1695 }
1696 if !t.StartTime.IsZero() {
1697 honk.What = "event"
1698 honk.Time = t
1699 }
1700 }
1701
1702 if honk.Public {
1703 honk.Whofore = 2
1704 } else {
1705 honk.Whofore = 3
1706 }
1707
1708 // back to markdown
1709 honk.Noise = noise
1710
1711 if r.FormValue("preview") == "preview" {
1712 honks := []*Honk{honk}
1713 reverbolate(userinfo.UserID, honks)
1714 templinfo := getInfo(r)
1715 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1716 templinfo["Honks"] = honks
1717 templinfo["MapLink"] = getmaplink(userinfo)
1718 templinfo["InReplyTo"] = r.FormValue("rid")
1719 templinfo["Noise"] = r.FormValue("noise")
1720 templinfo["SavedFile"] = donkxid
1721 if tm := honk.Time; tm != nil {
1722 templinfo["ShowTime"] = ";"
1723 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1724 if tm.Duration != 0 {
1725 templinfo["Duration"] = tm.Duration
1726 }
1727 }
1728 templinfo["IsPreview"] = true
1729 templinfo["UpdateXID"] = updatexid
1730 templinfo["ServerMessage"] = "honk preview"
1731 err := readviews.Execute(w, "honkpage.html", templinfo)
1732 if err != nil {
1733 log.Print(err)
1734 }
1735 return nil
1736 }
1737
1738 if updatexid != "" {
1739 updatehonk(honk)
1740 oldjonks.Clear(honk.XID)
1741 } else {
1742 err := savehonk(honk)
1743 if err != nil {
1744 log.Printf("uh oh")
1745 return nil
1746 }
1747 }
1748
1749 // reload for consistency
1750 honk.Donks = nil
1751 donksforhonks([]*Honk{honk})
1752
1753 go honkworldwide(user, honk)
1754
1755 return honk
1756}
1757
1758func showhonkers(w http.ResponseWriter, r *http.Request) {
1759 userinfo := login.GetUserInfo(r)
1760 templinfo := getInfo(r)
1761 templinfo["Honkers"] = gethonkers(userinfo.UserID)
1762 templinfo["HonkerCSRF"] = login.GetCSRF("submithonker", r)
1763 err := readviews.Execute(w, "honkers.html", templinfo)
1764 if err != nil {
1765 log.Print(err)
1766 }
1767}
1768
1769func showchatter(w http.ResponseWriter, r *http.Request) {
1770 u := login.GetUserInfo(r)
1771 chatnewnone(u.UserID)
1772 chatter := loadchatter(u.UserID)
1773 for _, chat := range chatter {
1774 for _, ch := range chat.Chonks {
1775 filterchonk(ch)
1776 }
1777 }
1778
1779 templinfo := getInfo(r)
1780 templinfo["Chatter"] = chatter
1781 templinfo["ChonkCSRF"] = login.GetCSRF("sendchonk", r)
1782 err := readviews.Execute(w, "chatter.html", templinfo)
1783 if err != nil {
1784 log.Print(err)
1785 }
1786}
1787
1788func submitchonk(w http.ResponseWriter, r *http.Request) {
1789 u := login.GetUserInfo(r)
1790 user, _ := butwhatabout(u.Username)
1791 noise := r.FormValue("noise")
1792 target := r.FormValue("target")
1793 format := "markdown"
1794 dt := time.Now().UTC()
1795 xid := fmt.Sprintf("%s/%s/%s", user.URL, "chonk", xfiltrate())
1796
1797 if !strings.HasPrefix(target, "https://") {
1798 target = fullname(target, u.UserID)
1799 }
1800 if target == "" {
1801 http.Error(w, "who is that?", http.StatusInternalServerError)
1802 return
1803 }
1804 ch := Chonk{
1805 UserID: u.UserID,
1806 XID: xid,
1807 Who: user.URL,
1808 Target: target,
1809 Date: dt,
1810 Noise: noise,
1811 Format: format,
1812 }
1813 d, err := submitdonk(w, r)
1814 if err != nil && err != http.ErrMissingFile {
1815 return
1816 }
1817 if d != nil {
1818 ch.Donks = append(ch.Donks, d)
1819 }
1820
1821 translatechonk(&ch)
1822 savechonk(&ch)
1823 // reload for consistency
1824 ch.Donks = nil
1825 donksforchonks([]*Chonk{&ch})
1826 go sendchonk(user, &ch)
1827
1828 http.Redirect(w, r, "/chatter", http.StatusSeeOther)
1829}
1830
1831var combocache = cache.New(cache.Options{Filler: func(userid int64) ([]string, bool) {
1832 honkers := gethonkers(userid)
1833 var combos []string
1834 for _, h := range honkers {
1835 combos = append(combos, h.Combos...)
1836 }
1837 for i, c := range combos {
1838 if c == "-" {
1839 combos[i] = ""
1840 }
1841 }
1842 combos = oneofakind(combos)
1843 sort.Strings(combos)
1844 return combos, true
1845}, Invalidator: &honkerinvalidator})
1846
1847func showcombos(w http.ResponseWriter, r *http.Request) {
1848 userinfo := login.GetUserInfo(r)
1849 var combos []string
1850 combocache.Get(userinfo.UserID, &combos)
1851 templinfo := getInfo(r)
1852 err := readviews.Execute(w, "combos.html", templinfo)
1853 if err != nil {
1854 log.Print(err)
1855 }
1856}
1857
1858func submithonker(w http.ResponseWriter, r *http.Request) {
1859 u := login.GetUserInfo(r)
1860 user, _ := butwhatabout(u.Username)
1861 name := strings.TrimSpace(r.FormValue("name"))
1862 url := strings.TrimSpace(r.FormValue("url"))
1863 peep := r.FormValue("peep")
1864 combos := strings.TrimSpace(r.FormValue("combos"))
1865 combos = " " + combos + " "
1866 honkerid, _ := strconv.ParseInt(r.FormValue("honkerid"), 10, 0)
1867
1868 re_namecheck := regexp.MustCompile("[[:alnum:]_.-]+")
1869 if name != "" && !re_namecheck.MatchString(name) {
1870 http.Error(w, "please use a plainer name", http.StatusInternalServerError)
1871 return
1872 }
1873
1874 var meta HonkerMeta
1875 meta.Notes = strings.TrimSpace(r.FormValue("notes"))
1876 mj, _ := jsonify(&meta)
1877
1878 defer honkerinvalidator.Clear(u.UserID)
1879
1880 if honkerid > 0 {
1881 if r.FormValue("delete") == "delete" {
1882 unfollowyou(user, honkerid)
1883 stmtDeleteHonker.Exec(honkerid)
1884 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1885 return
1886 }
1887 if r.FormValue("unsub") == "unsub" {
1888 unfollowyou(user, honkerid)
1889 }
1890 if r.FormValue("sub") == "sub" {
1891 followyou(user, honkerid)
1892 }
1893 _, err := stmtUpdateHonker.Exec(name, combos, mj, honkerid, u.UserID)
1894 if err != nil {
1895 log.Printf("update honker err: %s", err)
1896 return
1897 }
1898 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1899 return
1900 }
1901
1902 if url == "" {
1903 http.Error(w, "subscribing to nothing?", http.StatusInternalServerError)
1904 return
1905 }
1906
1907 flavor := "presub"
1908 if peep == "peep" {
1909 flavor = "peep"
1910 }
1911
1912 if url[0] == '#' {
1913 flavor = "peep"
1914 if name == "" {
1915 name = url[1:]
1916 }
1917 _, err := stmtSaveHonker.Exec(u.UserID, name, url, flavor, combos, url, mj)
1918 if err != nil {
1919 log.Print(err)
1920 return
1921 }
1922 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1923 return
1924 }
1925
1926 info, err := investigate(url)
1927 if err != nil {
1928 http.Error(w, "error investigating: "+err.Error(), http.StatusInternalServerError)
1929 log.Printf("failed to investigate honker: %s", err)
1930 return
1931 }
1932 url = info.XID
1933
1934 if name == "" {
1935 name = info.Name
1936 }
1937
1938 var x string
1939 db := opendatabase()
1940 row := db.QueryRow("select xid from honkers where xid = ? and userid = ? and flavor in ('sub', 'unsub', 'peep')", url, u.UserID)
1941 err = row.Scan(&x)
1942 if err != sql.ErrNoRows {
1943 http.Error(w, "it seems you are already subscribed to them", http.StatusInternalServerError)
1944 if err != nil {
1945 log.Printf("honker scan err: %s", err)
1946 }
1947 return
1948 }
1949
1950 res, err := stmtSaveHonker.Exec(u.UserID, name, url, flavor, combos, info.Owner, mj)
1951 if err != nil {
1952 log.Print(err)
1953 return
1954 }
1955 honkerid, _ = res.LastInsertId()
1956 if flavor == "presub" {
1957 followyou(user, honkerid)
1958 }
1959 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1960}
1961
1962func hfcspage(w http.ResponseWriter, r *http.Request) {
1963 userinfo := login.GetUserInfo(r)
1964
1965 filters := getfilters(userinfo.UserID, filtAny)
1966
1967 templinfo := getInfo(r)
1968 templinfo["Filters"] = filters
1969 templinfo["FilterCSRF"] = login.GetCSRF("filter", r)
1970 err := readviews.Execute(w, "hfcs.html", templinfo)
1971 if err != nil {
1972 log.Print(err)
1973 }
1974}
1975
1976func savehfcs(w http.ResponseWriter, r *http.Request) {
1977 userinfo := login.GetUserInfo(r)
1978 itsok := r.FormValue("itsok")
1979 if itsok == "iforgiveyou" {
1980 hfcsid, _ := strconv.ParseInt(r.FormValue("hfcsid"), 10, 0)
1981 _, err := stmtDeleteFilter.Exec(userinfo.UserID, hfcsid)
1982 if err != nil {
1983 log.Printf("error deleting filter: %s", err)
1984 }
1985 filtInvalidator.Clear(userinfo.UserID)
1986 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
1987 return
1988 }
1989
1990 filt := new(Filter)
1991 filt.Name = strings.TrimSpace(r.FormValue("name"))
1992 filt.Date = time.Now().UTC()
1993 filt.Actor = strings.TrimSpace(r.FormValue("actor"))
1994 filt.IncludeAudience = r.FormValue("incaud") == "yes"
1995 filt.Text = strings.TrimSpace(r.FormValue("filttext"))
1996 filt.IsAnnounce = r.FormValue("isannounce") == "yes"
1997 filt.AnnounceOf = strings.TrimSpace(r.FormValue("announceof"))
1998 filt.Reject = r.FormValue("doreject") == "yes"
1999 filt.SkipMedia = r.FormValue("doskipmedia") == "yes"
2000 filt.Hide = r.FormValue("dohide") == "yes"
2001 filt.Collapse = r.FormValue("docollapse") == "yes"
2002 filt.Rewrite = strings.TrimSpace(r.FormValue("filtrewrite"))
2003 filt.Replace = strings.TrimSpace(r.FormValue("filtreplace"))
2004 if dur := parseDuration(r.FormValue("filtduration")); dur > 0 {
2005 filt.Expiration = time.Now().UTC().Add(dur)
2006 }
2007 filt.Notes = strings.TrimSpace(r.FormValue("filtnotes"))
2008
2009 if filt.Actor == "" && filt.Text == "" && !filt.IsAnnounce {
2010 log.Printf("blank filter")
2011 http.Error(w, "can't save a blank filter", http.StatusInternalServerError)
2012 return
2013 }
2014
2015 j, err := jsonify(filt)
2016 if err == nil {
2017 _, err = stmtSaveFilter.Exec(userinfo.UserID, j)
2018 }
2019 if err != nil {
2020 log.Printf("error saving filter: %s", err)
2021 }
2022
2023 filtInvalidator.Clear(userinfo.UserID)
2024 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2025}
2026
2027func accountpage(w http.ResponseWriter, r *http.Request) {
2028 u := login.GetUserInfo(r)
2029 user, _ := butwhatabout(u.Username)
2030 templinfo := getInfo(r)
2031 templinfo["UserCSRF"] = login.GetCSRF("saveuser", r)
2032 templinfo["LogoutCSRF"] = login.GetCSRF("logout", r)
2033 templinfo["User"] = user
2034 about := user.About
2035 if ava := user.Options.Avatar; ava != "" {
2036 about += "\n\navatar: " + ava[strings.LastIndexByte(ava, '/')+1:]
2037 }
2038 templinfo["WhatAbout"] = about
2039 err := readviews.Execute(w, "account.html", templinfo)
2040 if err != nil {
2041 log.Print(err)
2042 }
2043}
2044
2045func dochpass(w http.ResponseWriter, r *http.Request) {
2046 err := login.ChangePassword(w, r)
2047 if err != nil {
2048 log.Printf("error changing password: %s", err)
2049 }
2050 http.Redirect(w, r, "/account", http.StatusSeeOther)
2051}
2052
2053func fingerlicker(w http.ResponseWriter, r *http.Request) {
2054 orig := r.FormValue("resource")
2055
2056 log.Printf("finger lick: %s", orig)
2057
2058 if strings.HasPrefix(orig, "acct:") {
2059 orig = orig[5:]
2060 }
2061
2062 name := orig
2063 idx := strings.LastIndexByte(name, '/')
2064 if idx != -1 {
2065 name = name[idx+1:]
2066 if fmt.Sprintf("https://%s/%s/%s", serverName, userSep, name) != orig {
2067 log.Printf("foreign request rejected")
2068 name = ""
2069 }
2070 } else {
2071 idx = strings.IndexByte(name, '@')
2072 if idx != -1 {
2073 name = name[:idx]
2074 if !(name+"@"+serverName == orig || name+"@"+masqName == orig) {
2075 log.Printf("foreign request rejected")
2076 name = ""
2077 }
2078 }
2079 }
2080 user, err := butwhatabout(name)
2081 if err != nil {
2082 http.NotFound(w, r)
2083 return
2084 }
2085 if stealthmode(user.ID, r) {
2086 http.NotFound(w, r)
2087 return
2088 }
2089
2090 j := junk.New()
2091 j["subject"] = fmt.Sprintf("acct:%s@%s", user.Name, masqName)
2092 j["aliases"] = []string{user.URL}
2093 l := junk.New()
2094 l["rel"] = "self"
2095 l["type"] = `application/activity+json`
2096 l["href"] = user.URL
2097 j["links"] = []junk.Junk{l}
2098
2099 w.Header().Set("Content-Type", "application/jrd+json")
2100 j.Write(w)
2101}
2102
2103func somedays() string {
2104 secs := 432000 + notrand.Int63n(432000)
2105 return fmt.Sprintf("%d", secs)
2106}
2107
2108func avatate(w http.ResponseWriter, r *http.Request) {
2109 if debugMode {
2110 loadAvatarColors()
2111 }
2112 n := r.FormValue("a")
2113 hex := r.FormValue("hex") == "1"
2114 a := genAvatar(n, hex)
2115 if !debugMode {
2116 w.Header().Set("Cache-Control", "max-age="+somedays())
2117 }
2118 w.Write(a)
2119}
2120
2121func serveasset(w http.ResponseWriter, r *http.Request) {
2122 if !debugMode {
2123 w.Header().Set("Cache-Control", "max-age=7776000")
2124 }
2125 dir := viewDir
2126 if r.URL.Path == "/local.css" {
2127 dir = dataDir
2128 }
2129 http.ServeFile(w, r, dir+"/views"+r.URL.Path)
2130}
2131func servehelp(w http.ResponseWriter, r *http.Request) {
2132 name := mux.Vars(r)["name"]
2133 if !debugMode {
2134 w.Header().Set("Cache-Control", "max-age=3600")
2135 }
2136 http.ServeFile(w, r, viewDir+"/docs/"+name)
2137}
2138func servehtml(w http.ResponseWriter, r *http.Request) {
2139 u := login.GetUserInfo(r)
2140 templinfo := getInfo(r)
2141 templinfo["AboutMsg"] = aboutMsg
2142 templinfo["LoginMsg"] = loginMsg
2143 templinfo["HonkVersion"] = softwareVersion
2144 if r.URL.Path == "/about" {
2145 templinfo["Sensors"] = getSensors()
2146 }
2147 if u == nil && !debugMode {
2148 w.Header().Set("Cache-Control", "max-age=60")
2149 }
2150 err := readviews.Execute(w, r.URL.Path[1:]+".html", templinfo)
2151 if err != nil {
2152 log.Print(err)
2153 }
2154}
2155func serveemu(w http.ResponseWriter, r *http.Request) {
2156 emu := mux.Vars(r)["emu"]
2157
2158 w.Header().Set("Cache-Control", "max-age="+somedays())
2159 http.ServeFile(w, r, dataDir+"/emus/"+emu)
2160}
2161func servememe(w http.ResponseWriter, r *http.Request) {
2162 meme := mux.Vars(r)["meme"]
2163
2164 w.Header().Set("Cache-Control", "max-age="+somedays())
2165 http.ServeFile(w, r, dataDir+"/memes/"+meme)
2166}
2167
2168func servefile(w http.ResponseWriter, r *http.Request) {
2169 xid := mux.Vars(r)["xid"]
2170 var media string
2171 var data []byte
2172 row := stmtGetFileData.QueryRow(xid)
2173 err := row.Scan(&media, &data)
2174 if err != nil {
2175 log.Printf("error loading file: %s", err)
2176 http.NotFound(w, r)
2177 return
2178 }
2179 w.Header().Set("Content-Type", media)
2180 w.Header().Set("X-Content-Type-Options", "nosniff")
2181 w.Header().Set("Cache-Control", "max-age="+somedays())
2182 w.Write(data)
2183}
2184
2185func nomoroboto(w http.ResponseWriter, r *http.Request) {
2186 io.WriteString(w, "User-agent: *\n")
2187 io.WriteString(w, "Disallow: /a\n")
2188 io.WriteString(w, "Disallow: /d/\n")
2189 io.WriteString(w, "Disallow: /meme/\n")
2190 io.WriteString(w, "Disallow: /o\n")
2191 io.WriteString(w, "Disallow: /o/\n")
2192 io.WriteString(w, "Disallow: /help/\n")
2193 for _, u := range allusers() {
2194 fmt.Fprintf(w, "Disallow: /%s/%s/%s/\n", userSep, u.Username, honkSep)
2195 }
2196}
2197
2198type Hydration struct {
2199 Tophid int64
2200 Srvmsg template.HTML
2201 Honks string
2202 MeCount int64
2203 ChatCount int64
2204}
2205
2206func webhydra(w http.ResponseWriter, r *http.Request) {
2207 u := login.GetUserInfo(r)
2208 userid := u.UserID
2209 templinfo := getInfo(r)
2210 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
2211 page := r.FormValue("page")
2212
2213 wanted, _ := strconv.ParseInt(r.FormValue("tophid"), 10, 0)
2214
2215 var hydra Hydration
2216
2217 var honks []*Honk
2218 switch page {
2219 case "atme":
2220 honks = gethonksforme(userid, wanted)
2221 honks = osmosis(honks, userid, false)
2222 menewnone(userid)
2223 hydra.Srvmsg = "at me!"
2224 case "longago":
2225 honks = gethonksfromlongago(userid, wanted)
2226 honks = osmosis(honks, userid, false)
2227 hydra.Srvmsg = "from long ago"
2228 case "home":
2229 honks = gethonksforuser(userid, wanted)
2230 honks = osmosis(honks, userid, true)
2231 hydra.Srvmsg = serverMsg
2232 case "first":
2233 honks = gethonksforuserfirstclass(userid, wanted)
2234 honks = osmosis(honks, userid, true)
2235 hydra.Srvmsg = "first class only"
2236 case "saved":
2237 honks = getsavedhonks(userid, wanted)
2238 templinfo["PageName"] = "saved"
2239 hydra.Srvmsg = "saved honks"
2240 case "combo":
2241 c := r.FormValue("c")
2242 honks = gethonksbycombo(userid, c, wanted)
2243 honks = osmosis(honks, userid, false)
2244 hydra.Srvmsg = templates.Sprintf("honks by combo: %s", c)
2245 case "convoy":
2246 c := r.FormValue("c")
2247 honks = gethonksbyconvoy(userid, c, wanted)
2248 honks = osmosis(honks, userid, false)
2249 hydra.Srvmsg = templates.Sprintf("honks in convoy: %s", c)
2250 case "honker":
2251 xid := r.FormValue("xid")
2252 honks = gethonksbyxonker(userid, xid, wanted)
2253 miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
2254 <input type="hidden" name="CSRF" value="%s">
2255 <input type="hidden" name="url" value="%s">
2256 <button tabindex=1 name="add honker" value="add honker">add honker</button>
2257 </form>`, login.GetCSRF("submithonker", r), xid)
2258 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, xid, xid, miniform)
2259 hydra.Srvmsg = msg
2260 default:
2261 http.NotFound(w, r)
2262 }
2263
2264 if len(honks) > 0 {
2265 hydra.Tophid = honks[0].ID
2266 } else {
2267 hydra.Tophid = wanted
2268 }
2269 reverbolate(userid, honks)
2270
2271 user, _ := butwhatabout(u.Username)
2272
2273 var buf strings.Builder
2274 templinfo["Honks"] = honks
2275 templinfo["MapLink"] = getmaplink(u)
2276 templinfo["User"], _ = butwhatabout(u.Username)
2277 err := readviews.Execute(&buf, "honkfrags.html", templinfo)
2278 if err != nil {
2279 log.Printf("frag error: %s", err)
2280 return
2281 }
2282 hydra.Honks = buf.String()
2283 hydra.MeCount = user.Options.MeCount
2284 hydra.ChatCount = user.Options.ChatCount
2285 w.Header().Set("Content-Type", "application/json")
2286 j, _ := jsonify(&hydra)
2287 io.WriteString(w, j)
2288}
2289
2290var honkline = make(chan bool)
2291
2292func honkhonkline() {
2293 for {
2294 select {
2295 case honkline <- true:
2296 default:
2297 return
2298 }
2299 }
2300}
2301
2302func apihandler(w http.ResponseWriter, r *http.Request) {
2303 u := login.GetUserInfo(r)
2304 userid := u.UserID
2305 user, _ := butwhatabout(u.Username)
2306 action := r.FormValue("action")
2307 wait, _ := strconv.ParseInt(r.FormValue("wait"), 10, 0)
2308 log.Printf("api request '%s' on behalf of %s", action, u.Username)
2309 switch action {
2310 case "honk":
2311 h := submithonk(w, r)
2312 if h == nil {
2313 return
2314 }
2315 w.Write([]byte(h.XID))
2316 case "donk":
2317 d, err := submitdonk(w, r)
2318 if err != nil {
2319 http.Error(w, err.Error(), http.StatusBadRequest)
2320 return
2321 }
2322 if d == nil {
2323 http.Error(w, "missing donk", http.StatusBadRequest)
2324 return
2325 }
2326 w.Write([]byte(d.XID))
2327 case "zonkit":
2328 zonkit(w, r)
2329 case "gethonks":
2330 var honks []*Honk
2331 wanted, _ := strconv.ParseInt(r.FormValue("after"), 10, 0)
2332 page := r.FormValue("page")
2333 var waitchan <-chan time.Time
2334 requery:
2335 switch page {
2336 case "atme":
2337 honks = gethonksforme(userid, wanted)
2338 honks = osmosis(honks, userid, false)
2339 menewnone(userid)
2340 case "longago":
2341 honks = gethonksfromlongago(userid, wanted)
2342 honks = osmosis(honks, userid, false)
2343 case "home":
2344 honks = gethonksforuser(userid, wanted)
2345 honks = osmosis(honks, userid, true)
2346 default:
2347 http.Error(w, "unknown page", http.StatusNotFound)
2348 return
2349 }
2350 if len(honks) == 0 && wait > 0 {
2351 if waitchan == nil {
2352 waitchan = time.After(time.Duration(wait) * time.Second)
2353 }
2354 select {
2355 case <-honkline:
2356 goto requery
2357 case <-waitchan:
2358 }
2359 }
2360 reverbolate(userid, honks)
2361 j := junk.New()
2362 j["honks"] = honks
2363 j.Write(w)
2364 case "sendactivity":
2365 public := r.FormValue("public") == "1"
2366 rcpts := boxuprcpts(user, r.Form["rcpt"], public)
2367 msg := []byte(r.FormValue("msg"))
2368 for rcpt := range rcpts {
2369 go deliverate(0, userid, rcpt, msg, true)
2370 }
2371 default:
2372 http.Error(w, "unknown action", http.StatusNotFound)
2373 return
2374 }
2375}
2376
2377var endoftheworld = make(chan bool)
2378var readyalready = make(chan bool)
2379var workinprogress = 0
2380
2381func enditall() {
2382 sig := make(chan os.Signal)
2383 signal.Notify(sig, os.Interrupt)
2384 signal.Notify(sig, syscall.SIGTERM)
2385 <-sig
2386 log.Printf("stopping...")
2387 for i := 0; i < workinprogress; i++ {
2388 endoftheworld <- true
2389 }
2390 log.Printf("waiting...")
2391 for i := 0; i < workinprogress; i++ {
2392 <-readyalready
2393 }
2394 log.Printf("apocalypse")
2395 os.Exit(0)
2396}
2397
2398var preservehooks []func()
2399
2400func wait100ms() chan struct{} {
2401 c := make(chan struct{})
2402 go func() {
2403 time.Sleep(100 * time.Millisecond)
2404 close(c)
2405 }()
2406 return c
2407}
2408
2409func bgmonitor() {
2410 for {
2411 time.Sleep(50 * time.Minute)
2412 }
2413}
2414
2415func serve() {
2416 db := opendatabase()
2417 login.Init(db)
2418
2419 listener, err := openListener()
2420 if err != nil {
2421 log.Fatal(err)
2422 }
2423 go runBackendServer()
2424 go enditall()
2425 go redeliverator()
2426 go tracker()
2427 go bgmonitor()
2428 loadLingo()
2429 w100 := wait100ms()
2430
2431 readviews = templates.Load(debugMode,
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 !debugMode {
2451 assets := []string{viewDir + "/views/style.css", dataDir + "/views/local.css", viewDir + "/views/honkpage.js"}
2452 for _, s := range assets {
2453 savedassetparams[s] = getassetparam(s)
2454 }
2455 loadAvatarColors()
2456 }
2457 <-w100
2458
2459 for _, h := range preservehooks {
2460 h()
2461 }
2462
2463 mux := mux.NewRouter()
2464 mux.Use(login.Checker)
2465
2466 mux.Handle("/api", login.TokenRequired(http.HandlerFunc(apihandler)))
2467
2468 posters := mux.Methods("POST").Subrouter()
2469 getters := mux.Methods("GET").Subrouter()
2470
2471 getters.HandleFunc("/", homepage)
2472 getters.HandleFunc("/home", homepage)
2473 getters.HandleFunc("/front", homepage)
2474 getters.HandleFunc("/events", homepage)
2475 getters.HandleFunc("/robots.txt", nomoroboto)
2476 getters.HandleFunc("/rss", showrss)
2477 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}", showuser)
2478 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/"+honkSep+"/{xid:[[:alnum:]]+}", showonehonk)
2479 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/rss", showrss)
2480 posters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/inbox", inbox)
2481 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/outbox", outbox)
2482 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/followers", emptiness)
2483 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/following", emptiness)
2484 getters.HandleFunc("/a", avatate)
2485 getters.HandleFunc("/o", thelistingoftheontologies)
2486 getters.HandleFunc("/o/{name:.+}", showontology)
2487 getters.HandleFunc("/d/{xid:[[:alnum:].]+}", servefile)
2488 getters.HandleFunc("/emu/{emu:[^.]*[^/]+}", serveemu)
2489 getters.HandleFunc("/meme/{meme:[^.]*[^/]+}", servememe)
2490 getters.HandleFunc("/.well-known/webfinger", fingerlicker)
2491
2492 getters.HandleFunc("/flag/{code:.+}", showflag)
2493
2494 getters.HandleFunc("/server", serveractor)
2495 posters.HandleFunc("/server/inbox", serverinbox)
2496 posters.HandleFunc("/inbox", serverinbox)
2497
2498 getters.HandleFunc("/style.css", serveasset)
2499 getters.HandleFunc("/local.css", serveasset)
2500 getters.HandleFunc("/honkpage.js", serveasset)
2501 getters.HandleFunc("/about", servehtml)
2502 getters.HandleFunc("/login", servehtml)
2503 posters.HandleFunc("/dologin", login.LoginFunc)
2504 getters.HandleFunc("/logout", login.LogoutFunc)
2505 getters.HandleFunc("/help/{name:[[:alnum:]_.-]+}", servehelp)
2506
2507 loggedin := mux.NewRoute().Subrouter()
2508 loggedin.Use(login.Required)
2509 loggedin.HandleFunc("/first", homepage)
2510 loggedin.HandleFunc("/chatter", showchatter)
2511 loggedin.Handle("/sendchonk", login.CSRFWrap("sendchonk", http.HandlerFunc(submitchonk)))
2512 loggedin.HandleFunc("/saved", homepage)
2513 loggedin.HandleFunc("/account", accountpage)
2514 loggedin.HandleFunc("/funzone", showfunzone)
2515 loggedin.HandleFunc("/chpass", dochpass)
2516 loggedin.HandleFunc("/atme", homepage)
2517 loggedin.HandleFunc("/longago", homepage)
2518 loggedin.HandleFunc("/hfcs", hfcspage)
2519 loggedin.HandleFunc("/xzone", xzone)
2520 loggedin.HandleFunc("/newhonk", newhonkpage)
2521 loggedin.HandleFunc("/edit", edithonkpage)
2522 loggedin.Handle("/honk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitwebhonk)))
2523 loggedin.Handle("/bonk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitbonk)))
2524 loggedin.Handle("/zonkit", login.CSRFWrap("honkhonk", http.HandlerFunc(zonkit)))
2525 loggedin.Handle("/savehfcs", login.CSRFWrap("filter", http.HandlerFunc(savehfcs)))
2526 loggedin.Handle("/saveuser", login.CSRFWrap("saveuser", http.HandlerFunc(saveuser)))
2527 loggedin.Handle("/ximport", login.CSRFWrap("ximport", http.HandlerFunc(ximport)))
2528 loggedin.HandleFunc("/honkers", showhonkers)
2529 loggedin.HandleFunc("/h/{name:[[:alnum:]_.-]+}", showhonker)
2530 loggedin.HandleFunc("/h", showhonker)
2531 loggedin.HandleFunc("/c/{name:[[:alnum:]_.-]+}", showcombo)
2532 loggedin.HandleFunc("/c", showcombos)
2533 loggedin.HandleFunc("/t", showconvoy)
2534 loggedin.HandleFunc("/q", showsearch)
2535 loggedin.HandleFunc("/hydra", webhydra)
2536 loggedin.Handle("/submithonker", login.CSRFWrap("submithonker", http.HandlerFunc(submithonker)))
2537
2538 err = http.Serve(listener, mux)
2539 if err != nil {
2540 log.Fatal(err)
2541 }
2542}