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 u := login.GetUserInfo(r)
79 templinfo := make(map[string]interface{})
80 templinfo["StyleParam"] = getassetparam(viewDir + "/views/style.css")
81 templinfo["LocalStyleParam"] = getassetparam(dataDir + "/views/local.css")
82 templinfo["JSParam"] = getassetparam(viewDir + "/views/honkpage.js")
83 templinfo["UserStyle"] = getuserstyle(u)
84 templinfo["ServerName"] = serverName
85 templinfo["IconName"] = iconName
86 templinfo["UserInfo"] = u
87 templinfo["UserSep"] = userSep
88 if u != nil {
89 var combos []string
90 combocache.Get(u.UserID, &combos)
91 templinfo["Combos"] = combos
92 }
93 return templinfo
94}
95
96func homepage(w http.ResponseWriter, r *http.Request) {
97 templinfo := getInfo(r)
98 u := login.GetUserInfo(r)
99 var honks []*Honk
100 var userid int64 = -1
101
102 templinfo["ServerMessage"] = serverMsg
103 if u == nil || r.URL.Path == "/front" {
104 switch r.URL.Path {
105 case "/events":
106 honks = geteventhonks(userid)
107 templinfo["ServerMessage"] = "some recent and upcoming events"
108 default:
109 templinfo["ShowRSS"] = true
110 honks = getpublichonks()
111 }
112 } else {
113 userid = u.UserID
114 switch r.URL.Path {
115 case "/atme":
116 templinfo["ServerMessage"] = "at me!"
117 templinfo["PageName"] = "atme"
118 honks = gethonksforme(userid, 0)
119 honks = osmosis(honks, userid, false)
120 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 templinfo := getInfo(r)
167 templinfo["Emus"] = emunames
168 templinfo["Memes"] = memenames
169 err = readviews.Execute(w, "funzone.html", templinfo)
170 if err != nil {
171 log.Print(err)
172 }
173}
174
175func showrss(w http.ResponseWriter, r *http.Request) {
176 name := mux.Vars(r)["name"]
177
178 var honks []*Honk
179 if name != "" {
180 honks = gethonksbyuser(name, false, 0)
181 } else {
182 honks = getpublichonks()
183 }
184 reverbolate(-1, honks)
185
186 home := fmt.Sprintf("https://%s/", serverName)
187 base := home
188 if name != "" {
189 home += "u/" + name
190 name += " "
191 }
192 feed := rss.Feed{
193 Title: name + "honk",
194 Link: home,
195 Description: name + "honk rss",
196 Image: &rss.Image{
197 URL: base + "icon.png",
198 Title: name + "honk rss",
199 Link: home,
200 },
201 }
202 var modtime time.Time
203 for _, honk := range honks {
204 if !firstclass(honk) {
205 continue
206 }
207 desc := string(honk.HTML)
208 if t := honk.Time; t != nil {
209 desc += fmt.Sprintf(`<p>Time: %s`, t.StartTime.Local().Format("03:04PM EDT Mon Jan 02"))
210 if t.Duration != 0 {
211 desc += fmt.Sprintf(`<br>Duration: %s`, t.Duration)
212 }
213 }
214 if p := honk.Place; p != nil {
215 desc += string(templates.Sprintf(`<p>Location: <a href="%s">%s</a> %f %f`,
216 p.Url, p.Name, p.Latitude, p.Longitude))
217 }
218 for _, d := range honk.Donks {
219 desc += string(templates.Sprintf(`<p><a href="%s">Attachment: %s</a>`,
220 d.URL, d.Desc))
221 if strings.HasPrefix(d.Media, "image") {
222 desc += string(templates.Sprintf(`<img src="%s">`, d.URL))
223 }
224 }
225
226 feed.Items = append(feed.Items, &rss.Item{
227 Title: fmt.Sprintf("%s %s %s", honk.Username, honk.What, honk.XID),
228 Description: rss.CData{Data: desc},
229 Link: honk.URL,
230 PubDate: honk.Date.Format(time.RFC1123),
231 Guid: &rss.Guid{IsPermaLink: true, Value: honk.URL},
232 })
233 if honk.Date.After(modtime) {
234 modtime = honk.Date
235 }
236 }
237 if !debugMode {
238 w.Header().Set("Cache-Control", "max-age=300")
239 w.Header().Set("Last-Modified", modtime.Format(http.TimeFormat))
240 }
241
242 err := feed.Write(w)
243 if err != nil {
244 log.Printf("error writing rss: %s", err)
245 }
246}
247
248func crappola(j junk.Junk) bool {
249 t, _ := j.GetString("type")
250 a, _ := j.GetString("actor")
251 o, _ := j.GetString("object")
252 if t == "Delete" && a == o {
253 log.Printf("crappola from %s", a)
254 return true
255 }
256 return false
257}
258
259func ping(user *WhatAbout, who string) {
260 if targ := fullname(who, user.ID); targ != "" {
261 who = targ
262 }
263 if !strings.HasPrefix(who, "https:") {
264 who = gofish(who)
265 }
266 if who == "" {
267 log.Printf("nobody to ping!")
268 return
269 }
270 var box *Box
271 ok := boxofboxes.Get(who, &box)
272 if !ok {
273 log.Printf("no inbox to ping %s", who)
274 return
275 }
276 log.Printf("sending ping to %s", box.In)
277 j := junk.New()
278 j["@context"] = itiswhatitis
279 j["type"] = "Ping"
280 j["id"] = user.URL + "/ping/" + xfiltrate()
281 j["actor"] = user.URL
282 j["to"] = who
283 ki := ziggy(user.ID)
284 if ki == nil {
285 return
286 }
287 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
288 if err != nil {
289 log.Printf("can't send ping: %s", err)
290 return
291 }
292 log.Printf("sent ping to %s: %s", who, j["id"])
293}
294
295func pong(user *WhatAbout, who string, obj string) {
296 var box *Box
297 ok := boxofboxes.Get(who, &box)
298 if !ok {
299 log.Printf("no inbox to pong %s", who)
300 return
301 }
302 j := junk.New()
303 j["@context"] = itiswhatitis
304 j["type"] = "Pong"
305 j["id"] = user.URL + "/pong/" + xfiltrate()
306 j["actor"] = user.URL
307 j["to"] = who
308 j["object"] = obj
309 ki := ziggy(user.ID)
310 if ki == nil {
311 return
312 }
313 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
314 if err != nil {
315 log.Printf("can't send pong: %s", err)
316 return
317 }
318}
319
320func inbox(w http.ResponseWriter, r *http.Request) {
321 name := mux.Vars(r)["name"]
322 user, err := butwhatabout(name)
323 if err != nil {
324 http.NotFound(w, r)
325 return
326 }
327 if stealthmode(user.ID, r) {
328 http.NotFound(w, r)
329 return
330 }
331 var buf bytes.Buffer
332 limiter := io.LimitReader(r.Body, 1*1024*1024)
333 io.Copy(&buf, limiter)
334 payload := buf.Bytes()
335 j, err := junk.FromBytes(payload)
336 if err != nil {
337 log.Printf("bad payload: %s", err)
338 io.WriteString(os.Stdout, "bad payload\n")
339 os.Stdout.Write(payload)
340 io.WriteString(os.Stdout, "\n")
341 return
342 }
343
344 if crappola(j) {
345 return
346 }
347 what, _ := j.GetString("type")
348 obj, _ := j.GetString("object")
349 if what == "Like" || (what == "EmojiReact" && originate(obj) != serverName) {
350 return
351 }
352 who, _ := j.GetString("actor")
353 if rejectactor(user.ID, who) {
354 return
355 }
356
357 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
358 if err != nil && keyname != "" {
359 savingthrow(keyname)
360 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
361 }
362 if err != nil {
363 log.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
364 if keyname != "" {
365 log.Printf("bad signature from %s", keyname)
366 io.WriteString(os.Stdout, "bad payload\n")
367 os.Stdout.Write(payload)
368 io.WriteString(os.Stdout, "\n")
369 }
370 http.Error(w, "what did you call me?", http.StatusTeapot)
371 return
372 }
373 origin := keymatch(keyname, who)
374 if origin == "" {
375 log.Printf("keyname actor mismatch: %s <> %s", keyname, who)
376 return
377 }
378
379 switch what {
380 case "Ping":
381 id, _ := j.GetString("id")
382 log.Printf("ping from %s: %s", who, id)
383 pong(user, who, obj)
384 case "Pong":
385 log.Printf("pong from %s: %s", who, obj)
386 case "Follow":
387 if obj != user.URL {
388 log.Printf("can't follow %s", obj)
389 return
390 }
391 followme(user, who, who, j)
392 case "Accept":
393 followyou2(user, j)
394 case "Reject":
395 nofollowyou2(user, j)
396 case "Update":
397 obj, ok := j.GetMap("object")
398 if ok {
399 what, _ := obj.GetString("type")
400 switch what {
401 case "Service":
402 fallthrough
403 case "Person":
404 return
405 case "Question":
406 return
407 case "Note":
408 go xonksaver(user, j, origin)
409 return
410 }
411 }
412 log.Printf("unknown Update activity")
413 dumpactivity(j)
414 case "Undo":
415 obj, ok := j.GetMap("object")
416 if !ok {
417 folxid, ok := j.GetString("object")
418 if ok && originate(folxid) == origin {
419 unfollowme(user, "", "", j)
420 }
421 return
422 }
423 what, _ := obj.GetString("type")
424 switch what {
425 case "Follow":
426 unfollowme(user, who, who, j)
427 case "Announce":
428 xid, _ := obj.GetString("object")
429 log.Printf("undo announce: %s", xid)
430 case "Like":
431 default:
432 log.Printf("unknown undo: %s", what)
433 }
434 case "EmojiReact":
435 obj, ok := j.GetString("object")
436 if ok {
437 content, _ := j.GetString("content")
438 addreaction(user, obj, who, content)
439 }
440 default:
441 go xonksaver(user, j, origin)
442 }
443}
444
445func serverinbox(w http.ResponseWriter, r *http.Request) {
446 user := getserveruser()
447 if stealthmode(user.ID, r) {
448 http.NotFound(w, r)
449 return
450 }
451 var buf bytes.Buffer
452 io.Copy(&buf, r.Body)
453 payload := buf.Bytes()
454 j, err := junk.FromBytes(payload)
455 if err != nil {
456 log.Printf("bad payload: %s", err)
457 io.WriteString(os.Stdout, "bad payload\n")
458 os.Stdout.Write(payload)
459 io.WriteString(os.Stdout, "\n")
460 return
461 }
462 if crappola(j) {
463 return
464 }
465 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
466 if err != nil && keyname != "" {
467 savingthrow(keyname)
468 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
469 }
470 if err != nil {
471 log.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
472 if keyname != "" {
473 log.Printf("bad signature from %s", keyname)
474 io.WriteString(os.Stdout, "bad payload\n")
475 os.Stdout.Write(payload)
476 io.WriteString(os.Stdout, "\n")
477 }
478 http.Error(w, "what did you call me?", http.StatusTeapot)
479 return
480 }
481 who, _ := j.GetString("actor")
482 origin := keymatch(keyname, who)
483 if origin == "" {
484 log.Printf("keyname actor mismatch: %s <> %s", keyname, who)
485 return
486 }
487 if rejectactor(user.ID, who) {
488 return
489 }
490 re_ont := regexp.MustCompile("https://" + serverName + "/o/([[:alnum:]]+)")
491 what, _ := j.GetString("type")
492 log.Printf("server got a %s", what)
493 switch what {
494 case "Follow":
495 obj, _ := j.GetString("object")
496 if obj == user.URL {
497 log.Printf("can't follow the server!")
498 return
499 }
500 m := re_ont.FindStringSubmatch(obj)
501 if len(m) != 2 {
502 log.Printf("not sure how to handle this")
503 return
504 }
505 ont := "#" + m[1]
506
507 followme(user, who, ont, j)
508 case "Undo":
509 obj, ok := j.GetMap("object")
510 if !ok {
511 log.Printf("unknown undo no object")
512 return
513 }
514 what, _ := obj.GetString("type")
515 if what != "Follow" {
516 log.Printf("unknown undo: %s", what)
517 return
518 }
519 targ, _ := obj.GetString("object")
520 m := re_ont.FindStringSubmatch(targ)
521 if len(m) != 2 {
522 log.Printf("not sure how to handle this")
523 return
524 }
525 ont := "#" + m[1]
526 unfollowme(user, who, ont, j)
527 default:
528 log.Printf("unhandled server activity: %s", what)
529 dumpactivity(j)
530 }
531}
532
533func serveractor(w http.ResponseWriter, r *http.Request) {
534 user := getserveruser()
535 if stealthmode(user.ID, r) {
536 http.NotFound(w, r)
537 return
538 }
539 j := junkuser(user)
540 j.Write(w)
541}
542
543func ximport(w http.ResponseWriter, r *http.Request) {
544 u := login.GetUserInfo(r)
545 xid := strings.TrimSpace(r.FormValue("xid"))
546 xonk := getxonk(u.UserID, xid)
547 if xonk == nil {
548 p, _ := investigate(xid)
549 if p != nil {
550 xid = p.XID
551 }
552 j, err := GetJunk(xid)
553 if err != nil {
554 http.Error(w, "error getting external object", http.StatusInternalServerError)
555 log.Printf("error getting external object: %s", err)
556 return
557 }
558 allinjest(originate(xid), j)
559 log.Printf("importing %s", xid)
560 user, _ := butwhatabout(u.Username)
561
562 info, _ := somethingabout(j)
563 if info == nil {
564 xonk = xonksaver(user, j, originate(xid))
565 } else if info.What == SomeActor {
566 outbox, _ := j.GetString("outbox")
567 gimmexonks(user, outbox)
568 http.Redirect(w, r, "/h?xid="+url.QueryEscape(xid), http.StatusSeeOther)
569 return
570 } else if info.What == SomeCollection {
571 gimmexonks(user, xid)
572 http.Redirect(w, r, "/xzone", http.StatusSeeOther)
573 return
574 }
575 }
576 convoy := ""
577 if xonk != nil {
578 convoy = xonk.Convoy
579 }
580 http.Redirect(w, r, "/t?c="+url.QueryEscape(convoy), http.StatusSeeOther)
581}
582
583func xzone(w http.ResponseWriter, r *http.Request) {
584 u := login.GetUserInfo(r)
585 rows, err := stmtRecentHonkers.Query(u.UserID, u.UserID)
586 if err != nil {
587 log.Printf("query err: %s", err)
588 return
589 }
590 defer rows.Close()
591 var honkers []Honker
592 for rows.Next() {
593 var xid string
594 rows.Scan(&xid)
595 honkers = append(honkers, Honker{XID: xid})
596 }
597 rows.Close()
598 for i, _ := range honkers {
599 _, honkers[i].Handle = handles(honkers[i].XID)
600 }
601 templinfo := getInfo(r)
602 templinfo["XCSRF"] = login.GetCSRF("ximport", r)
603 templinfo["Honkers"] = honkers
604 err = readviews.Execute(w, "xzone.html", templinfo)
605 if err != nil {
606 log.Print(err)
607 }
608}
609
610var oldoutbox = cache.New(cache.Options{Filler: func(name string) ([]byte, bool) {
611 user, err := butwhatabout(name)
612 if err != nil {
613 return nil, false
614 }
615 honks := gethonksbyuser(name, false, 0)
616 if len(honks) > 20 {
617 honks = honks[0:20]
618 }
619
620 var jonks []junk.Junk
621 for _, h := range honks {
622 j, _ := jonkjonk(user, h)
623 jonks = append(jonks, j)
624 }
625
626 j := junk.New()
627 j["@context"] = itiswhatitis
628 j["id"] = user.URL + "/outbox"
629 j["attributedTo"] = user.URL
630 j["type"] = "OrderedCollection"
631 j["totalItems"] = len(jonks)
632 j["orderedItems"] = jonks
633
634 return j.ToBytes(), true
635}, Duration: 1 * time.Minute})
636
637func outbox(w http.ResponseWriter, r *http.Request) {
638 name := mux.Vars(r)["name"]
639 user, err := butwhatabout(name)
640 if err != nil {
641 http.NotFound(w, r)
642 return
643 }
644 if stealthmode(user.ID, r) {
645 http.NotFound(w, r)
646 return
647 }
648 var j []byte
649 ok := oldoutbox.Get(name, &j)
650 if ok {
651 w.Header().Set("Content-Type", theonetruename)
652 w.Write(j)
653 } else {
654 http.NotFound(w, r)
655 }
656}
657
658var oldempties = cache.New(cache.Options{Filler: func(url string) ([]byte, bool) {
659 colname := "/followers"
660 if strings.HasSuffix(url, "/following") {
661 colname = "/following"
662 }
663 user := fmt.Sprintf("https://%s%s", serverName, url[:len(url)-10])
664 j := junk.New()
665 j["@context"] = itiswhatitis
666 j["id"] = user + colname
667 j["attributedTo"] = user
668 j["type"] = "OrderedCollection"
669 j["totalItems"] = 0
670 j["orderedItems"] = []junk.Junk{}
671
672 return j.ToBytes(), true
673}})
674
675func emptiness(w http.ResponseWriter, r *http.Request) {
676 name := mux.Vars(r)["name"]
677 user, err := butwhatabout(name)
678 if err != nil {
679 http.NotFound(w, r)
680 return
681 }
682 if stealthmode(user.ID, r) {
683 http.NotFound(w, r)
684 return
685 }
686 var j []byte
687 ok := oldempties.Get(r.URL.Path, &j)
688 if ok {
689 w.Header().Set("Content-Type", theonetruename)
690 w.Write(j)
691 } else {
692 http.NotFound(w, r)
693 }
694}
695
696func showuser(w http.ResponseWriter, r *http.Request) {
697 name := mux.Vars(r)["name"]
698 user, err := butwhatabout(name)
699 if err != nil {
700 log.Printf("user not found %s: %s", name, err)
701 http.NotFound(w, r)
702 return
703 }
704 if stealthmode(user.ID, r) {
705 http.NotFound(w, r)
706 return
707 }
708 if friendorfoe(r.Header.Get("Accept")) {
709 j, ok := asjonker(name)
710 if ok {
711 w.Header().Set("Content-Type", theonetruename)
712 w.Write(j)
713 } else {
714 http.NotFound(w, r)
715 }
716 return
717 }
718 u := login.GetUserInfo(r)
719 honks := gethonksbyuser(name, u != nil && u.Username == name, 0)
720 templinfo := getInfo(r)
721 templinfo["Name"] = user.Name
722 templinfo["WhatAbout"] = user.HTAbout
723 templinfo["ServerMessage"] = ""
724 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
725 honkpage(w, u, honks, templinfo)
726}
727
728func showhonker(w http.ResponseWriter, r *http.Request) {
729 u := login.GetUserInfo(r)
730 name := mux.Vars(r)["name"]
731 var honks []*Honk
732 if name == "" {
733 name = r.FormValue("xid")
734 honks = gethonksbyxonker(u.UserID, name, 0)
735 } else {
736 honks = gethonksbyhonker(u.UserID, name, 0)
737 }
738 miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
739<input type="hidden" name="CSRF" value="%s">
740<input type="hidden" name="url" value="%s">
741<button tabindex=1 name="add honker" value="add honker">add honker</button>
742</form>`, login.GetCSRF("submithonker", r), name)
743 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, name, name, miniform)
744 templinfo := getInfo(r)
745 templinfo["PageName"] = "honker"
746 templinfo["PageArg"] = name
747 templinfo["ServerMessage"] = msg
748 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
749 honkpage(w, u, honks, templinfo)
750}
751
752func showcombo(w http.ResponseWriter, r *http.Request) {
753 name := mux.Vars(r)["name"]
754 u := login.GetUserInfo(r)
755 honks := gethonksbycombo(u.UserID, name, 0)
756 honks = osmosis(honks, u.UserID, true)
757 templinfo := getInfo(r)
758 templinfo["PageName"] = "combo"
759 templinfo["PageArg"] = name
760 templinfo["ServerMessage"] = "honks by combo: " + name
761 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
762 honkpage(w, u, honks, templinfo)
763}
764func showconvoy(w http.ResponseWriter, r *http.Request) {
765 c := r.FormValue("c")
766 u := login.GetUserInfo(r)
767 honks := gethonksbyconvoy(u.UserID, c, 0)
768 templinfo := getInfo(r)
769 if len(honks) > 0 {
770 templinfo["TopHID"] = honks[0].ID
771 }
772 honks = osmosis(honks, u.UserID, false)
773 reversehonks(honks)
774 templinfo["PageName"] = "convoy"
775 templinfo["PageArg"] = c
776 templinfo["ServerMessage"] = "honks in convoy: " + c
777 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
778 honkpage(w, u, honks, templinfo)
779}
780func showsearch(w http.ResponseWriter, r *http.Request) {
781 q := r.FormValue("q")
782 u := login.GetUserInfo(r)
783 honks := gethonksbysearch(u.UserID, q, 0)
784 templinfo := getInfo(r)
785 templinfo["PageName"] = "search"
786 templinfo["PageArg"] = q
787 templinfo["ServerMessage"] = "honks for search: " + q
788 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
789 honkpage(w, u, honks, templinfo)
790}
791func showontology(w http.ResponseWriter, r *http.Request) {
792 name := mux.Vars(r)["name"]
793 u := login.GetUserInfo(r)
794 var userid int64 = -1
795 if u != nil {
796 userid = u.UserID
797 }
798 honks := gethonksbyontology(userid, "#"+name, 0)
799 if friendorfoe(r.Header.Get("Accept")) {
800 if len(honks) > 40 {
801 honks = honks[0:40]
802 }
803
804 var xids []string
805 for _, h := range honks {
806 xids = append(xids, h.XID)
807 }
808
809 user := getserveruser()
810
811 j := junk.New()
812 j["@context"] = itiswhatitis
813 j["id"] = fmt.Sprintf("https://%s/o/%s", serverName, name)
814 j["name"] = "#" + name
815 j["attributedTo"] = user.URL
816 j["type"] = "OrderedCollection"
817 j["totalItems"] = len(xids)
818 j["orderedItems"] = xids
819
820 j.Write(w)
821 return
822 }
823
824 templinfo := getInfo(r)
825 templinfo["ServerMessage"] = "honks by ontology: " + name
826 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
827 honkpage(w, u, honks, templinfo)
828}
829
830type Ont struct {
831 Name string
832 Count int64
833}
834
835func thelistingoftheontologies(w http.ResponseWriter, r *http.Request) {
836 u := login.GetUserInfo(r)
837 var userid int64 = -1
838 if u != nil {
839 userid = u.UserID
840 }
841 rows, err := stmtAllOnts.Query(userid)
842 if err != nil {
843 log.Printf("selection error: %s", err)
844 return
845 }
846 defer rows.Close()
847 var onts []Ont
848 for rows.Next() {
849 var o Ont
850 err := rows.Scan(&o.Name, &o.Count)
851 if err != nil {
852 log.Printf("error scanning ont: %s", err)
853 continue
854 }
855 if len(o.Name) > 24 {
856 continue
857 }
858 o.Name = o.Name[1:]
859 onts = append(onts, o)
860 }
861 sort.Slice(onts, func(i, j int) bool {
862 return onts[i].Name < onts[j].Name
863 })
864 if u == nil && !debugMode {
865 w.Header().Set("Cache-Control", "max-age=300")
866 }
867 templinfo := getInfo(r)
868 templinfo["Onts"] = onts
869 err = readviews.Execute(w, "onts.html", templinfo)
870 if err != nil {
871 log.Print(err)
872 }
873}
874
875type Track struct {
876 xid string
877 who string
878}
879
880func getbacktracks(xid string) []string {
881 c := make(chan bool)
882 dumptracks <- c
883 <-c
884 row := stmtGetTracks.QueryRow(xid)
885 var rawtracks string
886 err := row.Scan(&rawtracks)
887 if err != nil {
888 if err != sql.ErrNoRows {
889 log.Printf("error scanning tracks: %s", err)
890 }
891 return nil
892 }
893 var rcpts []string
894 for _, f := range strings.Split(rawtracks, " ") {
895 idx := strings.LastIndexByte(f, '#')
896 if idx != -1 {
897 f = f[:idx]
898 }
899 if !strings.HasPrefix(f, "https://") {
900 f = fmt.Sprintf("%%https://%s/inbox", f)
901 }
902 rcpts = append(rcpts, f)
903 }
904 return rcpts
905}
906
907func savetracks(tracks map[string][]string) {
908 db := opendatabase()
909 tx, err := db.Begin()
910 if err != nil {
911 log.Printf("savetracks begin error: %s", err)
912 return
913 }
914 defer func() {
915 err := tx.Commit()
916 if err != nil {
917 log.Printf("savetracks commit error: %s", err)
918 }
919
920 }()
921 stmtGetTracks, err := tx.Prepare("select fetches from tracks where xid = ?")
922 if err != nil {
923 log.Printf("savetracks error: %s", err)
924 return
925 }
926 stmtNewTracks, err := tx.Prepare("insert into tracks (xid, fetches) values (?, ?)")
927 if err != nil {
928 log.Printf("savetracks error: %s", err)
929 return
930 }
931 stmtUpdateTracks, err := tx.Prepare("update tracks set fetches = ? where xid = ?")
932 if err != nil {
933 log.Printf("savetracks error: %s", err)
934 return
935 }
936 count := 0
937 for xid, f := range tracks {
938 count += len(f)
939 var prev string
940 row := stmtGetTracks.QueryRow(xid)
941 err := row.Scan(&prev)
942 if err == sql.ErrNoRows {
943 f = oneofakind(f)
944 stmtNewTracks.Exec(xid, strings.Join(f, " "))
945 } else if err == nil {
946 all := append(strings.Split(prev, " "), f...)
947 all = oneofakind(all)
948 stmtUpdateTracks.Exec(strings.Join(all, " "))
949 } else {
950 log.Printf("savetracks error: %s", err)
951 }
952 }
953 log.Printf("saved %d new fetches", count)
954}
955
956var trackchan = make(chan Track)
957var dumptracks = make(chan chan bool)
958
959func tracker() {
960 timeout := 4 * time.Minute
961 sleeper := time.NewTimer(timeout)
962 tracks := make(map[string][]string)
963 workinprogress++
964 for {
965 select {
966 case track := <-trackchan:
967 tracks[track.xid] = append(tracks[track.xid], track.who)
968 case <-sleeper.C:
969 if len(tracks) > 0 {
970 go savetracks(tracks)
971 tracks = make(map[string][]string)
972 }
973 sleeper.Reset(timeout)
974 case c := <-dumptracks:
975 if len(tracks) > 0 {
976 savetracks(tracks)
977 }
978 c <- true
979 case <-endoftheworld:
980 if len(tracks) > 0 {
981 savetracks(tracks)
982 }
983 readyalready <- true
984 return
985 }
986 }
987}
988
989var re_keyholder = regexp.MustCompile(`keyId="([^"]+)"`)
990
991func trackback(xid string, r *http.Request) {
992 agent := r.UserAgent()
993 who := originate(agent)
994 sig := r.Header.Get("Signature")
995 if sig != "" {
996 m := re_keyholder.FindStringSubmatch(sig)
997 if len(m) == 2 {
998 who = m[1]
999 }
1000 }
1001 if who != "" {
1002 trackchan <- Track{xid: xid, who: who}
1003 }
1004}
1005
1006func showonehonk(w http.ResponseWriter, r *http.Request) {
1007 name := mux.Vars(r)["name"]
1008 user, err := butwhatabout(name)
1009 if err != nil {
1010 http.NotFound(w, r)
1011 return
1012 }
1013 if stealthmode(user.ID, r) {
1014 http.NotFound(w, r)
1015 return
1016 }
1017 xid := fmt.Sprintf("https://%s%s", serverName, r.URL.Path)
1018
1019 if friendorfoe(r.Header.Get("Accept")) {
1020 j, ok := gimmejonk(xid)
1021 if ok {
1022 trackback(xid, r)
1023 w.Header().Set("Content-Type", theonetruename)
1024 w.Write(j)
1025 } else {
1026 http.NotFound(w, r)
1027 }
1028 return
1029 }
1030 honk := getxonk(user.ID, xid)
1031 if honk == nil {
1032 http.NotFound(w, r)
1033 return
1034 }
1035 u := login.GetUserInfo(r)
1036 if u != nil && u.UserID != user.ID {
1037 u = nil
1038 }
1039 if !honk.Public {
1040 if u == nil {
1041 http.NotFound(w, r)
1042 return
1043
1044 }
1045 honks := []*Honk{honk}
1046 donksforhonks(honks)
1047 templinfo := getInfo(r)
1048 templinfo["ServerMessage"] = "one honk maybe more"
1049 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1050 honkpage(w, u, honks, templinfo)
1051 return
1052 }
1053 rawhonks := gethonksbyconvoy(honk.UserID, honk.Convoy, 0)
1054 reversehonks(rawhonks)
1055 var honks []*Honk
1056 for _, h := range rawhonks {
1057 if h.XID == xid && len(honks) != 0 {
1058 h.Style += " glow"
1059 }
1060 if h.Public && (h.Whofore == 2 || h.IsAcked()) {
1061 honks = append(honks, h)
1062 }
1063 }
1064
1065 templinfo := getInfo(r)
1066 templinfo["ServerMessage"] = "one honk maybe more"
1067 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1068 honkpage(w, u, honks, templinfo)
1069}
1070
1071func honkpage(w http.ResponseWriter, u *login.UserInfo, honks []*Honk, templinfo map[string]interface{}) {
1072 var userid int64 = -1
1073 if u != nil {
1074 userid = u.UserID
1075 templinfo["User"], _ = butwhatabout(u.Username)
1076 }
1077 reverbolate(userid, honks)
1078 templinfo["Honks"] = honks
1079 templinfo["MapLink"] = getmaplink(u)
1080 if templinfo["TopHID"] == nil {
1081 if len(honks) > 0 {
1082 templinfo["TopHID"] = honks[0].ID
1083 } else {
1084 templinfo["TopHID"] = 0
1085 }
1086 }
1087 if u == nil && !debugMode {
1088 w.Header().Set("Cache-Control", "max-age=60")
1089 }
1090 err := readviews.Execute(w, "honkpage.html", templinfo)
1091 if err != nil {
1092 log.Print(err)
1093 }
1094}
1095
1096func saveuser(w http.ResponseWriter, r *http.Request) {
1097 whatabout := r.FormValue("whatabout")
1098 whatabout = strings.Replace(whatabout, "\r", "", -1)
1099 u := login.GetUserInfo(r)
1100 user, _ := butwhatabout(u.Username)
1101 db := opendatabase()
1102
1103 options := user.Options
1104 if r.FormValue("skinny") == "skinny" {
1105 options.SkinnyCSS = true
1106 } else {
1107 options.SkinnyCSS = false
1108 }
1109 if r.FormValue("omitimages") == "omitimages" {
1110 options.OmitImages = true
1111 } else {
1112 options.OmitImages = false
1113 }
1114 if r.FormValue("mentionall") == "mentionall" {
1115 options.MentionAll = true
1116 } else {
1117 options.MentionAll = false
1118 }
1119 if r.FormValue("maps") == "apple" {
1120 options.MapLink = "apple"
1121 } else {
1122 options.MapLink = ""
1123 }
1124 options.Reaction = r.FormValue("reaction")
1125
1126 sendupdate := false
1127 ava := re_avatar.FindString(whatabout)
1128 if ava != "" {
1129 whatabout = re_avatar.ReplaceAllString(whatabout, "")
1130 ava = ava[7:]
1131 if ava[0] == ' ' {
1132 ava = ava[1:]
1133 }
1134 ava = fmt.Sprintf("https://%s/meme/%s", serverName, ava)
1135 }
1136 if ava != options.Avatar {
1137 options.Avatar = ava
1138 sendupdate = true
1139 }
1140 whatabout = strings.TrimSpace(whatabout)
1141 if whatabout != user.About {
1142 sendupdate = true
1143 }
1144 j, err := jsonify(options)
1145 if err == nil {
1146 _, err = db.Exec("update users set about = ?, options = ? where username = ?", whatabout, j, u.Username)
1147 }
1148 if err != nil {
1149 log.Printf("error bouting what: %s", err)
1150 }
1151 somenamedusers.Clear(u.Username)
1152 somenumberedusers.Clear(u.UserID)
1153 oldjonkers.Clear(u.Username)
1154
1155 if sendupdate {
1156 updateMe(u.Username)
1157 }
1158
1159 http.Redirect(w, r, "/account", http.StatusSeeOther)
1160}
1161
1162func bonkit(xid string, user *WhatAbout) {
1163 log.Printf("bonking %s", xid)
1164
1165 xonk := getxonk(user.ID, xid)
1166 if xonk == nil {
1167 return
1168 }
1169 if !xonk.Public {
1170 return
1171 }
1172 if xonk.IsBonked() {
1173 return
1174 }
1175 donksforhonks([]*Honk{xonk})
1176
1177 _, err := stmtUpdateFlags.Exec(flagIsBonked, xonk.ID)
1178 if err != nil {
1179 log.Printf("error acking bonk: %s", err)
1180 }
1181
1182 oonker := xonk.Oonker
1183 if oonker == "" {
1184 oonker = xonk.Honker
1185 }
1186 dt := time.Now().UTC()
1187 bonk := &Honk{
1188 UserID: user.ID,
1189 Username: user.Name,
1190 What: "bonk",
1191 Honker: user.URL,
1192 Oonker: oonker,
1193 XID: xonk.XID,
1194 RID: xonk.RID,
1195 Noise: xonk.Noise,
1196 Precis: xonk.Precis,
1197 URL: xonk.URL,
1198 Date: dt,
1199 Donks: xonk.Donks,
1200 Whofore: 2,
1201 Convoy: xonk.Convoy,
1202 Audience: []string{thewholeworld, oonker},
1203 Public: true,
1204 Format: "html",
1205 Place: xonk.Place,
1206 Onts: xonk.Onts,
1207 Time: xonk.Time,
1208 }
1209
1210 err = savehonk(bonk)
1211 if err != nil {
1212 log.Printf("uh oh")
1213 return
1214 }
1215
1216 go honkworldwide(user, bonk)
1217}
1218
1219func submitbonk(w http.ResponseWriter, r *http.Request) {
1220 xid := r.FormValue("xid")
1221 userinfo := login.GetUserInfo(r)
1222 user, _ := butwhatabout(userinfo.Username)
1223
1224 bonkit(xid, user)
1225
1226 if r.FormValue("js") != "1" {
1227 templinfo := getInfo(r)
1228 templinfo["ServerMessage"] = "Bonked!"
1229 err := readviews.Execute(w, "msg.html", templinfo)
1230 if err != nil {
1231 log.Print(err)
1232 }
1233 }
1234}
1235
1236func sendzonkofsorts(xonk *Honk, user *WhatAbout, what string, aux string) {
1237 zonk := &Honk{
1238 What: what,
1239 XID: xonk.XID,
1240 Date: time.Now().UTC(),
1241 Audience: oneofakind(xonk.Audience),
1242 Noise: aux,
1243 }
1244 zonk.Public = loudandproud(zonk.Audience)
1245
1246 log.Printf("announcing %sed honk: %s", what, xonk.XID)
1247 go honkworldwide(user, zonk)
1248}
1249
1250func zonkit(w http.ResponseWriter, r *http.Request) {
1251 wherefore := r.FormValue("wherefore")
1252 what := r.FormValue("what")
1253 userinfo := login.GetUserInfo(r)
1254 user, _ := butwhatabout(userinfo.Username)
1255
1256 if wherefore == "save" {
1257 xonk := getxonk(userinfo.UserID, what)
1258 if xonk != nil {
1259 _, err := stmtUpdateFlags.Exec(flagIsSaved, xonk.ID)
1260 if err != nil {
1261 log.Printf("error saving: %s", err)
1262 }
1263 }
1264 return
1265 }
1266
1267 if wherefore == "unsave" {
1268 xonk := getxonk(userinfo.UserID, what)
1269 if xonk != nil {
1270 _, err := stmtClearFlags.Exec(flagIsSaved, xonk.ID)
1271 if err != nil {
1272 log.Printf("error unsaving: %s", err)
1273 }
1274 }
1275 return
1276 }
1277
1278 if wherefore == "react" {
1279 reaction := user.Options.Reaction
1280 if r2 := r.FormValue("reaction"); r2 != "" {
1281 reaction = r2
1282 }
1283 if reaction == "none" {
1284 return
1285 }
1286 xonk := getxonk(userinfo.UserID, what)
1287 if xonk != nil {
1288 _, err := stmtUpdateFlags.Exec(flagIsReacted, xonk.ID)
1289 if err != nil {
1290 log.Printf("error saving: %s", err)
1291 }
1292 sendzonkofsorts(xonk, user, "react", reaction)
1293 }
1294 return
1295 }
1296
1297 // my hammer is too big, oh well
1298 defer oldjonks.Flush()
1299
1300 if wherefore == "ack" {
1301 xonk := getxonk(userinfo.UserID, what)
1302 if xonk != nil && !xonk.IsAcked() {
1303 _, err := stmtUpdateFlags.Exec(flagIsAcked, xonk.ID)
1304 if err != nil {
1305 log.Printf("error acking: %s", err)
1306 }
1307 sendzonkofsorts(xonk, user, "ack", "")
1308 }
1309 return
1310 }
1311
1312 if wherefore == "deack" {
1313 xonk := getxonk(userinfo.UserID, what)
1314 if xonk != nil && xonk.IsAcked() {
1315 _, err := stmtClearFlags.Exec(flagIsAcked, xonk.ID)
1316 if err != nil {
1317 log.Printf("error deacking: %s", err)
1318 }
1319 sendzonkofsorts(xonk, user, "deack", "")
1320 }
1321 return
1322 }
1323
1324 if wherefore == "bonk" {
1325 user, _ := butwhatabout(userinfo.Username)
1326 bonkit(what, user)
1327 return
1328 }
1329
1330 if wherefore == "unbonk" {
1331 xonk := getbonk(userinfo.UserID, what)
1332 if xonk != nil {
1333 deletehonk(xonk.ID)
1334 xonk = getxonk(userinfo.UserID, what)
1335 _, err := stmtClearFlags.Exec(flagIsBonked, xonk.ID)
1336 if err != nil {
1337 log.Printf("error unbonking: %s", err)
1338 }
1339 sendzonkofsorts(xonk, user, "unbonk", "")
1340 }
1341 return
1342 }
1343
1344 if wherefore == "untag" {
1345 xonk := getxonk(userinfo.UserID, what)
1346 if xonk != nil {
1347 _, err := stmtUpdateFlags.Exec(flagIsUntagged, xonk.ID)
1348 if err != nil {
1349 log.Printf("error untagging: %s", err)
1350 }
1351 }
1352 var badparents map[string]bool
1353 untagged.GetAndLock(userinfo.UserID, &badparents)
1354 badparents[what] = true
1355 untagged.Unlock()
1356 return
1357 }
1358
1359 log.Printf("zonking %s %s", wherefore, what)
1360 if wherefore == "zonk" {
1361 xonk := getxonk(userinfo.UserID, what)
1362 if xonk != nil {
1363 deletehonk(xonk.ID)
1364 if xonk.Whofore == 2 || xonk.Whofore == 3 {
1365 sendzonkofsorts(xonk, user, "zonk", "")
1366 }
1367 }
1368 }
1369 _, err := stmtSaveZonker.Exec(userinfo.UserID, what, wherefore)
1370 if err != nil {
1371 log.Printf("error saving zonker: %s", err)
1372 return
1373 }
1374}
1375
1376func edithonkpage(w http.ResponseWriter, r *http.Request) {
1377 u := login.GetUserInfo(r)
1378 user, _ := butwhatabout(u.Username)
1379 xid := r.FormValue("xid")
1380 honk := getxonk(u.UserID, xid)
1381 if !canedithonk(user, honk) {
1382 http.Error(w, "no editing that please", http.StatusInternalServerError)
1383 return
1384 }
1385
1386 noise := honk.Noise
1387
1388 honks := []*Honk{honk}
1389 donksforhonks(honks)
1390 reverbolate(u.UserID, honks)
1391 templinfo := getInfo(r)
1392 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1393 templinfo["Honks"] = honks
1394 templinfo["MapLink"] = getmaplink(u)
1395 templinfo["Noise"] = noise
1396 templinfo["SavedPlace"] = honk.Place
1397 if tm := honk.Time; tm != nil {
1398 templinfo["ShowTime"] = ";"
1399 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 03:04")
1400 templinfo["Duration"] = tm.Duration
1401 }
1402 templinfo["ServerMessage"] = "honk edit 2"
1403 templinfo["IsPreview"] = true
1404 templinfo["UpdateXID"] = honk.XID
1405 if len(honk.Donks) > 0 {
1406 templinfo["SavedFile"] = honk.Donks[0].XID
1407 }
1408 err := readviews.Execute(w, "honkpage.html", templinfo)
1409 if err != nil {
1410 log.Print(err)
1411 }
1412}
1413
1414func newhonkpage(w http.ResponseWriter, r *http.Request) {
1415 u := login.GetUserInfo(r)
1416 rid := r.FormValue("rid")
1417 noise := ""
1418
1419 xonk := getxonk(u.UserID, rid)
1420 if xonk != nil {
1421 _, replto := handles(xonk.Honker)
1422 if replto != "" {
1423 noise = "@" + replto + " "
1424 }
1425 }
1426
1427 templinfo := getInfo(r)
1428 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1429 templinfo["InReplyTo"] = rid
1430 templinfo["Noise"] = noise
1431 templinfo["ServerMessage"] = "compose honk"
1432 templinfo["IsPreview"] = true
1433 err := readviews.Execute(w, "honkpage.html", templinfo)
1434 if err != nil {
1435 log.Print(err)
1436 }
1437}
1438
1439func canedithonk(user *WhatAbout, honk *Honk) bool {
1440 if honk == nil || honk.Honker != user.URL || honk.What == "bonk" {
1441 return false
1442 }
1443 return true
1444}
1445
1446func submitdonk(w http.ResponseWriter, r *http.Request) (*Donk, error) {
1447 if !strings.HasPrefix(strings.ToLower(r.Header.Get("Content-Type")), "multipart/form-data") {
1448 return nil, nil
1449 }
1450 file, filehdr, err := r.FormFile("donk")
1451 if err != nil {
1452 if err == http.ErrMissingFile {
1453 return nil, nil
1454 }
1455 log.Printf("error reading donk: %s", err)
1456 http.Error(w, "error reading donk", http.StatusUnsupportedMediaType)
1457 return nil, err
1458 }
1459 var buf bytes.Buffer
1460 io.Copy(&buf, file)
1461 file.Close()
1462 data := buf.Bytes()
1463 var media, name string
1464 img, err := shrinkit(data)
1465 if err == nil {
1466 data = img.Data
1467 format := img.Format
1468 media = "image/" + format
1469 if format == "jpeg" {
1470 format = "jpg"
1471 }
1472 name = xfiltrate() + "." + format
1473 } else {
1474 ct := http.DetectContentType(data)
1475 switch ct {
1476 case "application/pdf":
1477 maxsize := 10000000
1478 if len(data) > maxsize {
1479 log.Printf("bad image: %s too much pdf: %d", err, len(data))
1480 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1481 return nil, err
1482 }
1483 media = ct
1484 name = filehdr.Filename
1485 if name == "" {
1486 name = xfiltrate() + ".pdf"
1487 }
1488 default:
1489 maxsize := 100000
1490 if len(data) > maxsize {
1491 log.Printf("bad image: %s too much text: %d", err, len(data))
1492 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1493 return nil, err
1494 }
1495 for i := 0; i < len(data); i++ {
1496 if data[i] < 32 && data[i] != '\t' && data[i] != '\r' && data[i] != '\n' {
1497 log.Printf("bad image: %s not text: %d", err, data[i])
1498 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1499 return nil, err
1500 }
1501 }
1502 media = "text/plain"
1503 name = filehdr.Filename
1504 if name == "" {
1505 name = xfiltrate() + ".txt"
1506 }
1507 }
1508 }
1509 desc := strings.TrimSpace(r.FormValue("donkdesc"))
1510 if desc == "" {
1511 desc = name
1512 }
1513 fileid, xid, err := savefileandxid(name, desc, "", media, true, data)
1514 if err != nil {
1515 log.Printf("unable to save image: %s", err)
1516 http.Error(w, "failed to save attachment", http.StatusUnsupportedMediaType)
1517 return nil, err
1518 }
1519 d := &Donk{
1520 FileID: fileid,
1521 XID: xid,
1522 Desc: desc,
1523 Local: true,
1524 }
1525 return d, nil
1526}
1527
1528func submitwebhonk(w http.ResponseWriter, r *http.Request) {
1529 h := submithonk(w, r)
1530 if h == nil {
1531 return
1532 }
1533 http.Redirect(w, r, h.XID[len(serverName)+8:], http.StatusSeeOther)
1534}
1535
1536// what a hot mess this function is
1537func submithonk(w http.ResponseWriter, r *http.Request) *Honk {
1538 rid := r.FormValue("rid")
1539 noise := r.FormValue("noise")
1540 format := r.FormValue("format")
1541 if format == "" {
1542 format = "markdown"
1543 }
1544 if !(format == "markdown" || format == "html") {
1545 http.Error(w, "unknown format", 500)
1546 return nil
1547 }
1548
1549 userinfo := login.GetUserInfo(r)
1550 user, _ := butwhatabout(userinfo.Username)
1551
1552 dt := time.Now().UTC()
1553 updatexid := r.FormValue("updatexid")
1554 var honk *Honk
1555 if updatexid != "" {
1556 honk = getxonk(userinfo.UserID, updatexid)
1557 if !canedithonk(user, honk) {
1558 http.Error(w, "no editing that please", http.StatusInternalServerError)
1559 return nil
1560 }
1561 honk.Date = dt
1562 honk.What = "update"
1563 honk.Format = format
1564 } else {
1565 xid := fmt.Sprintf("%s/%s/%s", user.URL, honkSep, xfiltrate())
1566 what := "honk"
1567 if rid != "" {
1568 what = "tonk"
1569 }
1570 honk = &Honk{
1571 UserID: userinfo.UserID,
1572 Username: userinfo.Username,
1573 What: what,
1574 Honker: user.URL,
1575 XID: xid,
1576 Date: dt,
1577 Format: format,
1578 }
1579 }
1580
1581 noise = strings.Replace(noise, "\r", "", -1)
1582 noise = quickrename(noise, userinfo.UserID)
1583 noise = hooterize(noise)
1584 honk.Noise = noise
1585 translate(honk)
1586
1587 var convoy string
1588 if rid != "" {
1589 xonk := getxonk(userinfo.UserID, rid)
1590 if xonk == nil {
1591 http.Error(w, "replyto disappeared", http.StatusNotFound)
1592 return nil
1593 }
1594 if xonk.Public {
1595 honk.Audience = append(honk.Audience, xonk.Audience...)
1596 }
1597 convoy = xonk.Convoy
1598 for i, a := range honk.Audience {
1599 if a == thewholeworld {
1600 honk.Audience[0], honk.Audience[i] = honk.Audience[i], honk.Audience[0]
1601 break
1602 }
1603 }
1604 honk.RID = rid
1605 if xonk.Precis != "" && honk.Precis == "" {
1606 honk.Precis = xonk.Precis
1607 if !(strings.HasPrefix(honk.Precis, "DZ:") || strings.HasPrefix(honk.Precis, "re: re: re: ")) {
1608 honk.Precis = "re: " + honk.Precis
1609 }
1610 }
1611 } else {
1612 honk.Audience = []string{thewholeworld}
1613 }
1614 if honk.Noise != "" && honk.Noise[0] == '@' {
1615 honk.Audience = append(grapevine(honk.Mentions), honk.Audience...)
1616 } else {
1617 honk.Audience = append(honk.Audience, grapevine(honk.Mentions)...)
1618 }
1619
1620 if convoy == "" {
1621 convoy = "data:,electrichonkytonk-" + xfiltrate()
1622 }
1623 butnottooloud(honk.Audience)
1624 honk.Audience = oneofakind(honk.Audience)
1625 if len(honk.Audience) == 0 {
1626 log.Printf("honk to nowhere")
1627 http.Error(w, "honk to nowhere...", http.StatusNotFound)
1628 return nil
1629 }
1630 honk.Public = loudandproud(honk.Audience)
1631 honk.Convoy = convoy
1632
1633 donkxid := r.FormValue("donkxid")
1634 if donkxid == "" {
1635 d, err := submitdonk(w, r)
1636 if err != nil && err != http.ErrMissingFile {
1637 return nil
1638 }
1639 if d != nil {
1640 honk.Donks = append(honk.Donks, d)
1641 donkxid = d.XID
1642 }
1643 } else {
1644 xid := donkxid
1645 url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1646 donk := finddonk(url)
1647 if donk != nil {
1648 honk.Donks = append(honk.Donks, donk)
1649 } else {
1650 log.Printf("can't find file: %s", xid)
1651 }
1652 }
1653 memetize(honk)
1654 imaginate(honk)
1655
1656 placename := strings.TrimSpace(r.FormValue("placename"))
1657 placelat := strings.TrimSpace(r.FormValue("placelat"))
1658 placelong := strings.TrimSpace(r.FormValue("placelong"))
1659 placeurl := strings.TrimSpace(r.FormValue("placeurl"))
1660 if placename != "" || placelat != "" || placelong != "" || placeurl != "" {
1661 p := new(Place)
1662 p.Name = placename
1663 p.Latitude, _ = strconv.ParseFloat(placelat, 64)
1664 p.Longitude, _ = strconv.ParseFloat(placelong, 64)
1665 p.Url = placeurl
1666 honk.Place = p
1667 }
1668 timestart := strings.TrimSpace(r.FormValue("timestart"))
1669 if timestart != "" {
1670 t := new(Time)
1671 now := time.Now().Local()
1672 for _, layout := range []string{"2006-01-02 3:04pm", "2006-01-02 15:04", "3:04pm", "15:04"} {
1673 start, err := time.ParseInLocation(layout, timestart, now.Location())
1674 if err == nil {
1675 if start.Year() == 0 {
1676 start = time.Date(now.Year(), now.Month(), now.Day(), start.Hour(), start.Minute(), 0, 0, now.Location())
1677 }
1678 t.StartTime = start
1679 break
1680 }
1681 }
1682 timeend := r.FormValue("timeend")
1683 dur := parseDuration(timeend)
1684 if dur != 0 {
1685 t.Duration = Duration(dur)
1686 }
1687 if !t.StartTime.IsZero() {
1688 honk.What = "event"
1689 honk.Time = t
1690 }
1691 }
1692
1693 if honk.Public {
1694 honk.Whofore = 2
1695 } else {
1696 honk.Whofore = 3
1697 }
1698
1699 // back to markdown
1700 honk.Noise = noise
1701
1702 if r.FormValue("preview") == "preview" {
1703 honks := []*Honk{honk}
1704 reverbolate(userinfo.UserID, honks)
1705 templinfo := getInfo(r)
1706 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1707 templinfo["Honks"] = honks
1708 templinfo["MapLink"] = getmaplink(userinfo)
1709 templinfo["InReplyTo"] = r.FormValue("rid")
1710 templinfo["Noise"] = r.FormValue("noise")
1711 templinfo["SavedFile"] = donkxid
1712 if tm := honk.Time; tm != nil {
1713 templinfo["ShowTime"] = ";"
1714 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 03:04")
1715 templinfo["Duration"] = tm.Duration
1716 }
1717 templinfo["IsPreview"] = true
1718 templinfo["UpdateXID"] = updatexid
1719 templinfo["ServerMessage"] = "honk preview"
1720 err := readviews.Execute(w, "honkpage.html", templinfo)
1721 if err != nil {
1722 log.Print(err)
1723 }
1724 return nil
1725 }
1726
1727 if updatexid != "" {
1728 updatehonk(honk)
1729 oldjonks.Clear(honk.XID)
1730 } else {
1731 err := savehonk(honk)
1732 if err != nil {
1733 log.Printf("uh oh")
1734 return nil
1735 }
1736 }
1737
1738 // reload for consistency
1739 honk.Donks = nil
1740 donksforhonks([]*Honk{honk})
1741
1742 go honkworldwide(user, honk)
1743
1744 return honk
1745}
1746
1747func showhonkers(w http.ResponseWriter, r *http.Request) {
1748 userinfo := login.GetUserInfo(r)
1749 templinfo := getInfo(r)
1750 templinfo["Honkers"] = gethonkers(userinfo.UserID)
1751 templinfo["HonkerCSRF"] = login.GetCSRF("submithonker", r)
1752 err := readviews.Execute(w, "honkers.html", templinfo)
1753 if err != nil {
1754 log.Print(err)
1755 }
1756}
1757
1758func showchatter(w http.ResponseWriter, r *http.Request) {
1759 u := login.GetUserInfo(r)
1760 chatter := loadchatter(u.UserID)
1761 for _, chat := range chatter {
1762 for _, ch := range chat.Chonks {
1763 filterchonk(ch)
1764 }
1765 }
1766
1767 templinfo := getInfo(r)
1768 templinfo["Chatter"] = chatter
1769 templinfo["ChonkCSRF"] = login.GetCSRF("sendchonk", r)
1770 err := readviews.Execute(w, "chatter.html", templinfo)
1771 if err != nil {
1772 log.Print(err)
1773 }
1774}
1775
1776func submitchonk(w http.ResponseWriter, r *http.Request) {
1777 u := login.GetUserInfo(r)
1778 user, _ := butwhatabout(u.Username)
1779 noise := r.FormValue("noise")
1780 target := r.FormValue("target")
1781 format := "markdown"
1782 dt := time.Now().UTC()
1783 xid := fmt.Sprintf("%s/%s/%s", user.URL, "chonk", xfiltrate())
1784
1785 if !strings.HasPrefix(target, "https://") {
1786 target = fullname(target, u.UserID)
1787 }
1788 if target == "" {
1789 http.Error(w, "who is that?", http.StatusInternalServerError)
1790 return
1791 }
1792 ch := Chonk{
1793 UserID: u.UserID,
1794 XID: xid,
1795 Who: user.URL,
1796 Target: target,
1797 Date: dt,
1798 Noise: noise,
1799 Format: format,
1800 }
1801 d, err := submitdonk(w, r)
1802 if err != nil && err != http.ErrMissingFile {
1803 return
1804 }
1805 if d != nil {
1806 ch.Donks = append(ch.Donks, d)
1807 }
1808
1809 translatechonk(&ch)
1810 savechonk(&ch)
1811 // reload for consistency
1812 ch.Donks = nil
1813 donksforchonks([]*Chonk{&ch})
1814 go sendchonk(user, &ch)
1815
1816 http.Redirect(w, r, "/chatter", http.StatusSeeOther)
1817}
1818
1819var combocache = cache.New(cache.Options{Filler: func(userid int64) ([]string, bool) {
1820 honkers := gethonkers(userid)
1821 var combos []string
1822 for _, h := range honkers {
1823 combos = append(combos, h.Combos...)
1824 }
1825 for i, c := range combos {
1826 if c == "-" {
1827 combos[i] = ""
1828 }
1829 }
1830 combos = oneofakind(combos)
1831 sort.Strings(combos)
1832 return combos, true
1833}, Invalidator: &honkerinvalidator})
1834
1835func showcombos(w http.ResponseWriter, r *http.Request) {
1836 userinfo := login.GetUserInfo(r)
1837 var combos []string
1838 combocache.Get(userinfo.UserID, &combos)
1839 templinfo := getInfo(r)
1840 err := readviews.Execute(w, "combos.html", templinfo)
1841 if err != nil {
1842 log.Print(err)
1843 }
1844}
1845
1846func submithonker(w http.ResponseWriter, r *http.Request) {
1847 u := login.GetUserInfo(r)
1848 user, _ := butwhatabout(u.Username)
1849 name := strings.TrimSpace(r.FormValue("name"))
1850 url := strings.TrimSpace(r.FormValue("url"))
1851 peep := r.FormValue("peep")
1852 combos := strings.TrimSpace(r.FormValue("combos"))
1853 combos = " " + combos + " "
1854 honkerid, _ := strconv.ParseInt(r.FormValue("honkerid"), 10, 0)
1855
1856 re_namecheck := regexp.MustCompile("[[:alnum:]_.-]+")
1857 if name != "" && !re_namecheck.MatchString(name) {
1858 http.Error(w, "please use a plainer name", http.StatusInternalServerError)
1859 return
1860 }
1861
1862 var meta HonkerMeta
1863 meta.Notes = strings.TrimSpace(r.FormValue("notes"))
1864 mj, _ := jsonify(&meta)
1865
1866 defer honkerinvalidator.Clear(u.UserID)
1867
1868 if honkerid > 0 {
1869 if r.FormValue("delete") == "delete" {
1870 unfollowyou(user, honkerid)
1871 stmtDeleteHonker.Exec(honkerid)
1872 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1873 return
1874 }
1875 if r.FormValue("unsub") == "unsub" {
1876 unfollowyou(user, honkerid)
1877 }
1878 if r.FormValue("sub") == "sub" {
1879 followyou(user, honkerid)
1880 }
1881 _, err := stmtUpdateHonker.Exec(name, combos, mj, honkerid, u.UserID)
1882 if err != nil {
1883 log.Printf("update honker err: %s", err)
1884 return
1885 }
1886 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1887 return
1888 }
1889
1890 if url == "" {
1891 http.Error(w, "subscribing to nothing?", http.StatusInternalServerError)
1892 return
1893 }
1894
1895 flavor := "presub"
1896 if peep == "peep" {
1897 flavor = "peep"
1898 }
1899
1900 if url[0] == '#' {
1901 flavor = "peep"
1902 if name == "" {
1903 name = url[1:]
1904 }
1905 _, err := stmtSaveHonker.Exec(u.UserID, name, url, flavor, combos, url, mj)
1906 if err != nil {
1907 log.Print(err)
1908 return
1909 }
1910 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1911 return
1912 }
1913
1914 info, err := investigate(url)
1915 if err != nil {
1916 http.Error(w, "error investigating: "+err.Error(), http.StatusInternalServerError)
1917 log.Printf("failed to investigate honker: %s", err)
1918 return
1919 }
1920 url = info.XID
1921
1922 if name == "" {
1923 name = info.Name
1924 }
1925
1926 var x string
1927 db := opendatabase()
1928 row := db.QueryRow("select xid from honkers where xid = ? and userid = ? and flavor in ('sub', 'unsub', 'peep')", url, u.UserID)
1929 err = row.Scan(&x)
1930 if err != sql.ErrNoRows {
1931 http.Error(w, "it seems you are already subscribed to them", http.StatusInternalServerError)
1932 if err != nil {
1933 log.Printf("honker scan err: %s", err)
1934 }
1935 return
1936 }
1937
1938 res, err := stmtSaveHonker.Exec(u.UserID, name, url, flavor, combos, info.Owner, mj)
1939 if err != nil {
1940 log.Print(err)
1941 return
1942 }
1943 honkerid, _ = res.LastInsertId()
1944 if flavor == "presub" {
1945 followyou(user, honkerid)
1946 }
1947 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1948}
1949
1950func hfcspage(w http.ResponseWriter, r *http.Request) {
1951 userinfo := login.GetUserInfo(r)
1952
1953 filters := getfilters(userinfo.UserID, filtAny)
1954
1955 templinfo := getInfo(r)
1956 templinfo["Filters"] = filters
1957 templinfo["FilterCSRF"] = login.GetCSRF("filter", r)
1958 err := readviews.Execute(w, "hfcs.html", templinfo)
1959 if err != nil {
1960 log.Print(err)
1961 }
1962}
1963
1964func savehfcs(w http.ResponseWriter, r *http.Request) {
1965 userinfo := login.GetUserInfo(r)
1966 itsok := r.FormValue("itsok")
1967 if itsok == "iforgiveyou" {
1968 hfcsid, _ := strconv.ParseInt(r.FormValue("hfcsid"), 10, 0)
1969 _, err := stmtDeleteFilter.Exec(userinfo.UserID, hfcsid)
1970 if err != nil {
1971 log.Printf("error deleting filter: %s", err)
1972 }
1973 filtInvalidator.Clear(userinfo.UserID)
1974 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
1975 return
1976 }
1977
1978 filt := new(Filter)
1979 filt.Name = strings.TrimSpace(r.FormValue("name"))
1980 filt.Date = time.Now().UTC()
1981 filt.Actor = strings.TrimSpace(r.FormValue("actor"))
1982 filt.IncludeAudience = r.FormValue("incaud") == "yes"
1983 filt.Text = strings.TrimSpace(r.FormValue("filttext"))
1984 filt.IsAnnounce = r.FormValue("isannounce") == "yes"
1985 filt.AnnounceOf = strings.TrimSpace(r.FormValue("announceof"))
1986 filt.Reject = r.FormValue("doreject") == "yes"
1987 filt.SkipMedia = r.FormValue("doskipmedia") == "yes"
1988 filt.Hide = r.FormValue("dohide") == "yes"
1989 filt.Collapse = r.FormValue("docollapse") == "yes"
1990 filt.Rewrite = strings.TrimSpace(r.FormValue("filtrewrite"))
1991 filt.Replace = strings.TrimSpace(r.FormValue("filtreplace"))
1992 if dur := parseDuration(r.FormValue("filtduration")); dur > 0 {
1993 filt.Expiration = time.Now().UTC().Add(dur)
1994 }
1995 filt.Notes = strings.TrimSpace(r.FormValue("filtnotes"))
1996
1997 if filt.Actor == "" && filt.Text == "" && !filt.IsAnnounce {
1998 log.Printf("blank filter")
1999 http.Error(w, "can't save a blank filter", http.StatusInternalServerError)
2000 return
2001 }
2002
2003 j, err := jsonify(filt)
2004 if err == nil {
2005 _, err = stmtSaveFilter.Exec(userinfo.UserID, j)
2006 }
2007 if err != nil {
2008 log.Printf("error saving filter: %s", err)
2009 }
2010
2011 filtInvalidator.Clear(userinfo.UserID)
2012 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2013}
2014
2015func accountpage(w http.ResponseWriter, r *http.Request) {
2016 u := login.GetUserInfo(r)
2017 user, _ := butwhatabout(u.Username)
2018 templinfo := getInfo(r)
2019 templinfo["UserCSRF"] = login.GetCSRF("saveuser", r)
2020 templinfo["LogoutCSRF"] = login.GetCSRF("logout", r)
2021 templinfo["User"] = user
2022 about := user.About
2023 if ava := user.Options.Avatar; ava != "" {
2024 about += "\n\navatar: " + ava[strings.LastIndexByte(ava, '/')+1:]
2025 }
2026 templinfo["WhatAbout"] = about
2027 err := readviews.Execute(w, "account.html", templinfo)
2028 if err != nil {
2029 log.Print(err)
2030 }
2031}
2032
2033func dochpass(w http.ResponseWriter, r *http.Request) {
2034 err := login.ChangePassword(w, r)
2035 if err != nil {
2036 log.Printf("error changing password: %s", err)
2037 }
2038 http.Redirect(w, r, "/account", http.StatusSeeOther)
2039}
2040
2041func fingerlicker(w http.ResponseWriter, r *http.Request) {
2042 orig := r.FormValue("resource")
2043
2044 log.Printf("finger lick: %s", orig)
2045
2046 if strings.HasPrefix(orig, "acct:") {
2047 orig = orig[5:]
2048 }
2049
2050 name := orig
2051 idx := strings.LastIndexByte(name, '/')
2052 if idx != -1 {
2053 name = name[idx+1:]
2054 if fmt.Sprintf("https://%s/%s/%s", serverName, userSep, name) != orig {
2055 log.Printf("foreign request rejected")
2056 name = ""
2057 }
2058 } else {
2059 idx = strings.IndexByte(name, '@')
2060 if idx != -1 {
2061 name = name[:idx]
2062 if !(name+"@"+serverName == orig || name+"@"+masqName == orig) {
2063 log.Printf("foreign request rejected")
2064 name = ""
2065 }
2066 }
2067 }
2068 user, err := butwhatabout(name)
2069 if err != nil {
2070 http.NotFound(w, r)
2071 return
2072 }
2073 if stealthmode(user.ID, r) {
2074 http.NotFound(w, r)
2075 return
2076 }
2077
2078 j := junk.New()
2079 j["subject"] = fmt.Sprintf("acct:%s@%s", user.Name, masqName)
2080 j["aliases"] = []string{user.URL}
2081 l := junk.New()
2082 l["rel"] = "self"
2083 l["type"] = `application/activity+json`
2084 l["href"] = user.URL
2085 j["links"] = []junk.Junk{l}
2086
2087 w.Header().Set("Content-Type", "application/jrd+json")
2088 j.Write(w)
2089}
2090
2091func somedays() string {
2092 secs := 432000 + notrand.Int63n(432000)
2093 return fmt.Sprintf("%d", secs)
2094}
2095
2096func avatate(w http.ResponseWriter, r *http.Request) {
2097 if debugMode {
2098 loadAvatarColors()
2099 }
2100 n := r.FormValue("a")
2101 a := genAvatar(n)
2102 w.Header().Set("Cache-Control", "max-age="+somedays())
2103 w.Write(a)
2104}
2105
2106func serveasset(w http.ResponseWriter, r *http.Request) {
2107 if !debugMode {
2108 w.Header().Set("Cache-Control", "max-age=7776000")
2109 }
2110 dir := viewDir
2111 if r.URL.Path == "/local.css" {
2112 dir = dataDir
2113 }
2114 http.ServeFile(w, r, dir+"/views"+r.URL.Path)
2115}
2116func servehelp(w http.ResponseWriter, r *http.Request) {
2117 name := mux.Vars(r)["name"]
2118 if !debugMode {
2119 w.Header().Set("Cache-Control", "max-age=3600")
2120 }
2121 http.ServeFile(w, r, viewDir+"/docs/"+name)
2122}
2123func servehtml(w http.ResponseWriter, r *http.Request) {
2124 u := login.GetUserInfo(r)
2125 templinfo := getInfo(r)
2126 templinfo["AboutMsg"] = aboutMsg
2127 templinfo["LoginMsg"] = loginMsg
2128 templinfo["HonkVersion"] = softwareVersion
2129 if r.URL.Path == "/about" {
2130 templinfo["Sensors"] = getSensors()
2131 }
2132 if u == nil && !debugMode {
2133 w.Header().Set("Cache-Control", "max-age=60")
2134 }
2135 err := readviews.Execute(w, r.URL.Path[1:]+".html", templinfo)
2136 if err != nil {
2137 log.Print(err)
2138 }
2139}
2140func serveemu(w http.ResponseWriter, r *http.Request) {
2141 emu := mux.Vars(r)["emu"]
2142
2143 w.Header().Set("Cache-Control", "max-age="+somedays())
2144 http.ServeFile(w, r, dataDir+"/emus/"+emu)
2145}
2146func servememe(w http.ResponseWriter, r *http.Request) {
2147 meme := mux.Vars(r)["meme"]
2148
2149 w.Header().Set("Cache-Control", "max-age="+somedays())
2150 http.ServeFile(w, r, dataDir+"/memes/"+meme)
2151}
2152
2153func servefile(w http.ResponseWriter, r *http.Request) {
2154 xid := mux.Vars(r)["xid"]
2155 var media string
2156 var data []byte
2157 row := stmtGetFileData.QueryRow(xid)
2158 err := row.Scan(&media, &data)
2159 if err != nil {
2160 log.Printf("error loading file: %s", err)
2161 http.NotFound(w, r)
2162 return
2163 }
2164 w.Header().Set("Content-Type", media)
2165 w.Header().Set("X-Content-Type-Options", "nosniff")
2166 w.Header().Set("Cache-Control", "max-age="+somedays())
2167 w.Write(data)
2168}
2169
2170func nomoroboto(w http.ResponseWriter, r *http.Request) {
2171 io.WriteString(w, "User-agent: *\n")
2172 io.WriteString(w, "Disallow: /a\n")
2173 io.WriteString(w, "Disallow: /d/\n")
2174 io.WriteString(w, "Disallow: /meme/\n")
2175 io.WriteString(w, "Disallow: /o\n")
2176 io.WriteString(w, "Disallow: /o/\n")
2177 io.WriteString(w, "Disallow: /help/\n")
2178 for _, u := range allusers() {
2179 fmt.Fprintf(w, "Disallow: /%s/%s/%s/\n", userSep, u.Username, honkSep)
2180 }
2181}
2182
2183func webhydra(w http.ResponseWriter, r *http.Request) {
2184 u := login.GetUserInfo(r)
2185 userid := u.UserID
2186 templinfo := getInfo(r)
2187 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
2188 page := r.FormValue("page")
2189
2190 wanted, _ := strconv.ParseInt(r.FormValue("tophid"), 10, 0)
2191
2192 var honks []*Honk
2193 switch page {
2194 case "atme":
2195 honks = gethonksforme(userid, wanted)
2196 honks = osmosis(honks, userid, false)
2197 templinfo["ServerMessage"] = "at me!"
2198 case "longago":
2199 honks = gethonksfromlongago(userid, wanted)
2200 honks = osmosis(honks, userid, false)
2201 templinfo["ServerMessage"] = "from long ago"
2202 case "home":
2203 honks = gethonksforuser(userid, wanted)
2204 honks = osmosis(honks, userid, true)
2205 templinfo["ServerMessage"] = serverMsg
2206 case "first":
2207 honks = gethonksforuserfirstclass(userid, wanted)
2208 honks = osmosis(honks, userid, true)
2209 templinfo["ServerMessage"] = "first class only"
2210 case "saved":
2211 honks = getsavedhonks(userid, wanted)
2212 templinfo["PageName"] = "saved"
2213 templinfo["ServerMessage"] = "saved honks"
2214 case "combo":
2215 c := r.FormValue("c")
2216 honks = gethonksbycombo(userid, c, wanted)
2217 honks = osmosis(honks, userid, false)
2218 templinfo["ServerMessage"] = "honks by combo: " + c
2219 case "convoy":
2220 c := r.FormValue("c")
2221 honks = gethonksbyconvoy(userid, c, wanted)
2222 honks = osmosis(honks, userid, false)
2223 templinfo["ServerMessage"] = "honks in convoy: " + c
2224 case "honker":
2225 xid := r.FormValue("xid")
2226 honks = gethonksbyxonker(userid, xid, wanted)
2227 miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
2228 <input type="hidden" name="CSRF" value="%s">
2229 <input type="hidden" name="url" value="%s">
2230 <button tabindex=1 name="add honker" value="add honker">add honker</button>
2231 </form>`, login.GetCSRF("submithonker", r), xid)
2232 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, xid, xid, miniform)
2233 templinfo["ServerMessage"] = msg
2234 default:
2235 http.NotFound(w, r)
2236 }
2237 if len(honks) > 0 {
2238 templinfo["TopHID"] = honks[0].ID
2239 } else {
2240 templinfo["TopHID"] = wanted
2241 }
2242 reverbolate(userid, honks)
2243 templinfo["Honks"] = honks
2244 templinfo["MapLink"] = getmaplink(u)
2245 templinfo["User"], _ = butwhatabout(u.Username)
2246 w.Header().Set("Content-Type", "text/html; charset=utf-8")
2247 err := readviews.Execute(w, "honkfrags.html", templinfo)
2248 if err != nil {
2249 log.Printf("frag error: %s", err)
2250 }
2251}
2252
2253var honkline = make(chan bool)
2254
2255func honkhonkline() {
2256 for {
2257 select {
2258 case honkline <- true:
2259 default:
2260 return
2261 }
2262 }
2263}
2264
2265func apihandler(w http.ResponseWriter, r *http.Request) {
2266 u := login.GetUserInfo(r)
2267 userid := u.UserID
2268 user, _ := butwhatabout(u.Username)
2269 action := r.FormValue("action")
2270 wait, _ := strconv.ParseInt(r.FormValue("wait"), 10, 0)
2271 log.Printf("api request '%s' on behalf of %s", action, u.Username)
2272 switch action {
2273 case "honk":
2274 h := submithonk(w, r)
2275 if h == nil {
2276 return
2277 }
2278 w.Write([]byte(h.XID))
2279 case "donk":
2280 d, err := submitdonk(w, r)
2281 if err != nil {
2282 http.Error(w, err.Error(), http.StatusBadRequest)
2283 return
2284 }
2285 if d == nil {
2286 http.Error(w, "missing donk", http.StatusBadRequest)
2287 return
2288 }
2289 w.Write([]byte(d.XID))
2290 case "zonkit":
2291 zonkit(w, r)
2292 case "gethonks":
2293 var honks []*Honk
2294 wanted, _ := strconv.ParseInt(r.FormValue("after"), 10, 0)
2295 page := r.FormValue("page")
2296 var waitchan <-chan time.Time
2297 requery:
2298 switch page {
2299 case "atme":
2300 honks = gethonksforme(userid, wanted)
2301 honks = osmosis(honks, userid, false)
2302 case "longago":
2303 honks = gethonksfromlongago(userid, wanted)
2304 honks = osmosis(honks, userid, false)
2305 case "home":
2306 honks = gethonksforuser(userid, wanted)
2307 honks = osmosis(honks, userid, true)
2308 default:
2309 http.Error(w, "unknown page", http.StatusNotFound)
2310 return
2311 }
2312 if len(honks) == 0 && wait > 0 {
2313 if waitchan == nil {
2314 waitchan = time.After(time.Duration(wait) * time.Second)
2315 }
2316 select {
2317 case <-honkline:
2318 goto requery
2319 case <-waitchan:
2320 }
2321 }
2322 reverbolate(userid, honks)
2323 j := junk.New()
2324 j["honks"] = honks
2325 j.Write(w)
2326 case "sendactivity":
2327 public := r.FormValue("public") == "1"
2328 rcpts := boxuprcpts(user, r.Form["rcpt"], public)
2329 msg := []byte(r.FormValue("msg"))
2330 for rcpt := range rcpts {
2331 go deliverate(0, userid, rcpt, msg, true)
2332 }
2333 default:
2334 http.Error(w, "unknown action", http.StatusNotFound)
2335 return
2336 }
2337}
2338
2339var endoftheworld = make(chan bool)
2340var readyalready = make(chan bool)
2341var workinprogress = 0
2342
2343func enditall() {
2344 sig := make(chan os.Signal)
2345 signal.Notify(sig, os.Interrupt)
2346 signal.Notify(sig, syscall.SIGTERM)
2347 <-sig
2348 log.Printf("stopping...")
2349 for i := 0; i < workinprogress; i++ {
2350 endoftheworld <- true
2351 }
2352 log.Printf("waiting...")
2353 for i := 0; i < workinprogress; i++ {
2354 <-readyalready
2355 }
2356 log.Printf("apocalypse")
2357 os.Exit(0)
2358}
2359
2360var preservehooks []func()
2361
2362func wait100ms() chan struct{} {
2363 c := make(chan struct{})
2364 go func() {
2365 time.Sleep(100 * time.Millisecond)
2366 close(c)
2367 }()
2368 return c
2369}
2370
2371func bgmonitor() {
2372 for {
2373 time.Sleep(50 * time.Minute)
2374 }
2375}
2376
2377func serve() {
2378 db := opendatabase()
2379 login.Init(db)
2380
2381 listener, err := openListener()
2382 if err != nil {
2383 log.Fatal(err)
2384 }
2385 go runBackendServer()
2386 go enditall()
2387 go redeliverator()
2388 go tracker()
2389 go bgmonitor()
2390 loadLingo()
2391 w100 := wait100ms()
2392
2393 readviews = templates.Load(debugMode,
2394 viewDir+"/views/honkpage.html",
2395 viewDir+"/views/honkfrags.html",
2396 viewDir+"/views/honkers.html",
2397 viewDir+"/views/chatter.html",
2398 viewDir+"/views/hfcs.html",
2399 viewDir+"/views/combos.html",
2400 viewDir+"/views/honkform.html",
2401 viewDir+"/views/honk.html",
2402 viewDir+"/views/account.html",
2403 viewDir+"/views/about.html",
2404 viewDir+"/views/funzone.html",
2405 viewDir+"/views/login.html",
2406 viewDir+"/views/xzone.html",
2407 viewDir+"/views/msg.html",
2408 viewDir+"/views/header.html",
2409 viewDir+"/views/onts.html",
2410 viewDir+"/views/honkpage.js",
2411 )
2412 if !debugMode {
2413 assets := []string{viewDir + "/views/style.css", dataDir + "/views/local.css", viewDir + "/views/honkpage.js"}
2414 for _, s := range assets {
2415 savedassetparams[s] = getassetparam(s)
2416 }
2417 loadAvatarColors()
2418 }
2419 <-w100
2420
2421 for _, h := range preservehooks {
2422 h()
2423 }
2424
2425 mux := mux.NewRouter()
2426 mux.Use(login.Checker)
2427
2428 mux.Handle("/api", login.TokenRequired(http.HandlerFunc(apihandler)))
2429
2430 posters := mux.Methods("POST").Subrouter()
2431 getters := mux.Methods("GET").Subrouter()
2432
2433 getters.HandleFunc("/", homepage)
2434 getters.HandleFunc("/home", homepage)
2435 getters.HandleFunc("/front", homepage)
2436 getters.HandleFunc("/events", homepage)
2437 getters.HandleFunc("/robots.txt", nomoroboto)
2438 getters.HandleFunc("/rss", showrss)
2439 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}", showuser)
2440 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/"+honkSep+"/{xid:[[:alnum:]]+}", showonehonk)
2441 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/rss", showrss)
2442 posters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/inbox", inbox)
2443 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/outbox", outbox)
2444 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/followers", emptiness)
2445 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/following", emptiness)
2446 getters.HandleFunc("/a", avatate)
2447 getters.HandleFunc("/o", thelistingoftheontologies)
2448 getters.HandleFunc("/o/{name:.+}", showontology)
2449 getters.HandleFunc("/d/{xid:[[:alnum:].]+}", servefile)
2450 getters.HandleFunc("/emu/{emu:[^.]*[^/]+}", serveemu)
2451 getters.HandleFunc("/meme/{meme:[^.]*[^/]+}", servememe)
2452 getters.HandleFunc("/.well-known/webfinger", fingerlicker)
2453
2454 getters.HandleFunc("/flag/{code:.+}", showflag)
2455
2456 getters.HandleFunc("/server", serveractor)
2457 posters.HandleFunc("/server/inbox", serverinbox)
2458 posters.HandleFunc("/inbox", serverinbox)
2459
2460 getters.HandleFunc("/style.css", serveasset)
2461 getters.HandleFunc("/local.css", serveasset)
2462 getters.HandleFunc("/honkpage.js", serveasset)
2463 getters.HandleFunc("/about", servehtml)
2464 getters.HandleFunc("/login", servehtml)
2465 posters.HandleFunc("/dologin", login.LoginFunc)
2466 getters.HandleFunc("/logout", login.LogoutFunc)
2467 getters.HandleFunc("/help/{name:[[:alnum:]_.-]+}", servehelp)
2468
2469 loggedin := mux.NewRoute().Subrouter()
2470 loggedin.Use(login.Required)
2471 loggedin.HandleFunc("/first", homepage)
2472 loggedin.HandleFunc("/chatter", showchatter)
2473 loggedin.Handle("/sendchonk", login.CSRFWrap("sendchonk", http.HandlerFunc(submitchonk)))
2474 loggedin.HandleFunc("/saved", homepage)
2475 loggedin.HandleFunc("/account", accountpage)
2476 loggedin.HandleFunc("/funzone", showfunzone)
2477 loggedin.HandleFunc("/chpass", dochpass)
2478 loggedin.HandleFunc("/atme", homepage)
2479 loggedin.HandleFunc("/longago", homepage)
2480 loggedin.HandleFunc("/hfcs", hfcspage)
2481 loggedin.HandleFunc("/xzone", xzone)
2482 loggedin.HandleFunc("/newhonk", newhonkpage)
2483 loggedin.HandleFunc("/edit", edithonkpage)
2484 loggedin.Handle("/honk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitwebhonk)))
2485 loggedin.Handle("/bonk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitbonk)))
2486 loggedin.Handle("/zonkit", login.CSRFWrap("honkhonk", http.HandlerFunc(zonkit)))
2487 loggedin.Handle("/savehfcs", login.CSRFWrap("filter", http.HandlerFunc(savehfcs)))
2488 loggedin.Handle("/saveuser", login.CSRFWrap("saveuser", http.HandlerFunc(saveuser)))
2489 loggedin.Handle("/ximport", login.CSRFWrap("ximport", http.HandlerFunc(ximport)))
2490 loggedin.HandleFunc("/honkers", showhonkers)
2491 loggedin.HandleFunc("/h/{name:[[:alnum:]_.-]+}", showhonker)
2492 loggedin.HandleFunc("/h", showhonker)
2493 loggedin.HandleFunc("/c/{name:[[:alnum:]_.-]+}", showcombo)
2494 loggedin.HandleFunc("/c", showcombos)
2495 loggedin.HandleFunc("/t", showconvoy)
2496 loggedin.HandleFunc("/q", showsearch)
2497 loggedin.HandleFunc("/hydra", webhydra)
2498 loggedin.Handle("/submithonker", login.CSRFWrap("submithonker", http.HandlerFunc(submithonker)))
2499
2500 err = http.Serve(listener, mux)
2501 if err != nil {
2502 log.Fatal(err)
2503 }
2504}