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