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(viewDir + "/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 var box *Box
261 ok := boxofboxes.Get(who, &box)
262 if !ok {
263 log.Printf("no inbox to ping %s", who)
264 return
265 }
266 j := junk.New()
267 j["@context"] = itiswhatitis
268 j["type"] = "Ping"
269 j["id"] = user.URL + "/ping/" + xfiltrate()
270 j["actor"] = user.URL
271 j["to"] = who
272 ki := ziggy(user.ID)
273 if ki == nil {
274 return
275 }
276 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
277 if err != nil {
278 log.Printf("can't send ping: %s", err)
279 return
280 }
281 log.Printf("sent ping to %s: %s", who, j["id"])
282}
283
284func pong(user *WhatAbout, who string, obj string) {
285 var box *Box
286 ok := boxofboxes.Get(who, &box)
287 if !ok {
288 log.Printf("no inbox to pong %s", who)
289 return
290 }
291 j := junk.New()
292 j["@context"] = itiswhatitis
293 j["type"] = "Pong"
294 j["id"] = user.URL + "/pong/" + xfiltrate()
295 j["actor"] = user.URL
296 j["to"] = who
297 j["object"] = obj
298 ki := ziggy(user.ID)
299 if ki == nil {
300 return
301 }
302 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
303 if err != nil {
304 log.Printf("can't send pong: %s", err)
305 return
306 }
307}
308
309func inbox(w http.ResponseWriter, r *http.Request) {
310 name := mux.Vars(r)["name"]
311 user, err := butwhatabout(name)
312 if err != nil {
313 http.NotFound(w, r)
314 return
315 }
316 if stealthmode(user.ID, r) {
317 http.NotFound(w, r)
318 return
319 }
320 var buf bytes.Buffer
321 limiter := io.LimitReader(r.Body, 1*1024*1024)
322 io.Copy(&buf, limiter)
323 payload := buf.Bytes()
324 j, err := junk.FromBytes(payload)
325 if err != nil {
326 log.Printf("bad payload: %s", err)
327 io.WriteString(os.Stdout, "bad payload\n")
328 os.Stdout.Write(payload)
329 io.WriteString(os.Stdout, "\n")
330 return
331 }
332
333 if crappola(j) {
334 return
335 }
336 what, _ := j.GetString("type")
337 obj, _ := j.GetString("object")
338 if what == "Like" || (what == "EmojiReact" && originate(obj) != serverName) {
339 return
340 }
341 who, _ := j.GetString("actor")
342 if rejectactor(user.ID, who) {
343 return
344 }
345
346 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
347 if err != nil && keyname != "" {
348 savingthrow(keyname)
349 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
350 }
351 if err != nil {
352 log.Printf("inbox message failed signature for %s from %s", keyname, r.Header.Get("X-Forwarded-For"))
353 if keyname != "" {
354 log.Printf("bad signature from %s", keyname)
355 io.WriteString(os.Stdout, "bad payload\n")
356 os.Stdout.Write(payload)
357 io.WriteString(os.Stdout, "\n")
358 }
359 http.Error(w, "what did you call me?", http.StatusTeapot)
360 return
361 }
362 origin := keymatch(keyname, who)
363 if origin == "" {
364 log.Printf("keyname actor mismatch: %s <> %s", keyname, who)
365 return
366 }
367
368 switch what {
369 case "Ping":
370 id, _ := j.GetString("id")
371 log.Printf("ping from %s: %s", who, id)
372 pong(user, who, obj)
373 case "Pong":
374 log.Printf("pong from %s: %s", who, obj)
375 case "Follow":
376 if obj != user.URL {
377 log.Printf("can't follow %s", obj)
378 return
379 }
380 log.Printf("updating honker follow: %s", who)
381
382 var x string
383 db := opendatabase()
384 row := db.QueryRow("select xid from honkers where xid = ? and userid = ? and flavor in ('dub', 'undub')", who, user.ID)
385 err = row.Scan(&x)
386 if err != sql.ErrNoRows {
387 log.Printf("duplicate follow request: %s", who)
388 _, err = stmtUpdateFlavor.Exec("dub", user.ID, who, who, "undub")
389 if err != nil {
390 log.Printf("error updating honker: %s", err)
391 }
392 } else {
393 stmtSaveDub.Exec(user.ID, who, who, "dub")
394 }
395 go rubadubdub(user, j)
396 case "Accept":
397 log.Printf("updating honker accept: %s", who)
398 var name string
399 db := opendatabase()
400 row := db.QueryRow("select name from honkers where userid = ? and xid = ? and flavor in ('presub')",
401 user.ID, who)
402 err := row.Scan(&name)
403 if err != nil {
404 log.Printf("can't get honker name: %s", err)
405 return
406 }
407 _, err = stmtUpdateFlavor.Exec("sub", user.ID, who, name, "presub")
408 if err != nil {
409 log.Printf("error updating honker: %s", err)
410 return
411 }
412 case "Update":
413 obj, ok := j.GetMap("object")
414 if ok {
415 what, _ := obj.GetString("type")
416 switch what {
417 case "Person":
418 return
419 case "Question":
420 return
421 case "Note":
422 go xonksaver(user, j, origin)
423 return
424 }
425 }
426 log.Printf("unknown Update activity")
427 dumpactivity(j)
428 case "Undo":
429 obj, ok := j.GetMap("object")
430 if !ok {
431 log.Printf("unknown undo no object")
432 dumpactivity(j)
433 return
434 }
435 what, _ := obj.GetString("type")
436 switch what {
437 case "Follow":
438 log.Printf("updating honker undo: %s", who)
439 _, err = stmtUpdateFlavor.Exec("undub", user.ID, who, who, "dub")
440 if err != nil {
441 log.Printf("error updating honker: %s", err)
442 return
443 }
444 case "Announce":
445 xid, _ := obj.GetString("object")
446 log.Printf("undo announce: %s", xid)
447 case "Like":
448 default:
449 log.Printf("unknown undo: %s", what)
450 }
451 default:
452 go xonksaver(user, j, origin)
453 }
454}
455
456func serverinbox(w http.ResponseWriter, r *http.Request) {
457 user := getserveruser()
458 if stealthmode(user.ID, r) {
459 http.NotFound(w, r)
460 return
461 }
462 var buf bytes.Buffer
463 io.Copy(&buf, r.Body)
464 payload := buf.Bytes()
465 j, err := junk.FromBytes(payload)
466 if err != nil {
467 log.Printf("bad payload: %s", err)
468 io.WriteString(os.Stdout, "bad payload\n")
469 os.Stdout.Write(payload)
470 io.WriteString(os.Stdout, "\n")
471 return
472 }
473 if crappola(j) {
474 return
475 }
476 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
477 if err != nil && keyname != "" {
478 savingthrow(keyname)
479 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
480 }
481 if err != nil {
482 log.Printf("inbox message failed signature for %s from %s", keyname, r.Header.Get("X-Forwarded-For"))
483 if keyname != "" {
484 log.Printf("bad signature from %s", keyname)
485 io.WriteString(os.Stdout, "bad payload\n")
486 os.Stdout.Write(payload)
487 io.WriteString(os.Stdout, "\n")
488 }
489 http.Error(w, "what did you call me?", http.StatusTeapot)
490 return
491 }
492 who, _ := j.GetString("actor")
493 origin := keymatch(keyname, who)
494 if origin == "" {
495 log.Printf("keyname actor mismatch: %s <> %s", keyname, who)
496 return
497 }
498 if rejectactor(user.ID, who) {
499 return
500 }
501 re_ont := regexp.MustCompile("https://" + serverName + "/o/([[:alnum:]]+)")
502 what, _ := j.GetString("type")
503 log.Printf("server got a %s", what)
504 switch what {
505 case "Follow":
506 obj, _ := j.GetString("object")
507 if obj == user.URL {
508 log.Printf("can't follow the server!")
509 return
510 }
511 m := re_ont.FindStringSubmatch(obj)
512 if len(m) != 2 {
513 log.Printf("not sure how to handle this")
514 return
515 }
516 ont := "#" + m[1]
517 log.Printf("%s wants to follow %s", who, ont)
518 var x string
519 db := opendatabase()
520 row := db.QueryRow("select xid from honkers where name = ? and xid = ? and userid = ? and flavor in ('dub', 'undub')", ont, who, user.ID)
521 err = row.Scan(&x)
522 if err != sql.ErrNoRows {
523 log.Printf("duplicate follow request: %s", who)
524 _, err = stmtUpdateFlavor.Exec("dub", user.ID, who, ont, "undub")
525 if err != nil {
526 log.Printf("error updating honker: %s", err)
527 }
528 } else {
529 stmtSaveDub.Exec(user.ID, ont, who, "dub")
530 }
531 go rubadubdub(user, j)
532 case "Undo":
533 obj, ok := j.GetMap("object")
534 if !ok {
535 log.Printf("unknown undo no object")
536 return
537 }
538 what, _ := obj.GetString("type")
539 if what != "Follow" {
540 log.Printf("unknown undo: %s", what)
541 }
542 targ, _ := obj.GetString("object")
543 m := re_ont.FindStringSubmatch(targ)
544 if len(m) != 2 {
545 log.Printf("not sure how to handle this")
546 return
547 }
548 ont := "#" + m[1]
549 log.Printf("updating honker undo: %s %s", who, ont)
550 _, err = stmtUpdateFlavor.Exec("undub", user.ID, who, ont, "dub")
551 if err != nil {
552 log.Printf("error updating honker: %s", err)
553 return
554 }
555 default:
556 log.Printf("unhandled server activity: %s", what)
557 dumpactivity(j)
558 }
559}
560
561func serveractor(w http.ResponseWriter, r *http.Request) {
562 user := getserveruser()
563 if stealthmode(user.ID, r) {
564 http.NotFound(w, r)
565 return
566 }
567 j := junkuser(user)
568 j.Write(w)
569}
570
571func ximport(w http.ResponseWriter, r *http.Request) {
572 u := login.GetUserInfo(r)
573 xid := strings.TrimSpace(r.FormValue("xid"))
574 xonk := getxonk(u.UserID, xid)
575 if xonk == nil {
576 p, _ := investigate(xid)
577 if p != nil {
578 xid = p.XID
579 }
580 j, err := GetJunk(xid)
581 if err != nil {
582 http.Error(w, "error getting external object", http.StatusInternalServerError)
583 log.Printf("error getting external object: %s", err)
584 return
585 }
586 allinjest(originate(xid), j)
587 log.Printf("importing %s", xid)
588 user, _ := butwhatabout(u.Username)
589
590 info, _ := somethingabout(j)
591 if info == nil {
592 xonk = xonksaver(user, j, originate(xid))
593 } else if info.What == SomeActor {
594 outbox, _ := j.GetString("outbox")
595 gimmexonks(user, outbox)
596 http.Redirect(w, r, "/h?xid="+url.QueryEscape(xid), http.StatusSeeOther)
597 return
598 } else if info.What == SomeCollection {
599 gimmexonks(user, xid)
600 http.Redirect(w, r, "/xzone", http.StatusSeeOther)
601 return
602 }
603 }
604 convoy := ""
605 if xonk != nil {
606 convoy = xonk.Convoy
607 }
608 http.Redirect(w, r, "/t?c="+url.QueryEscape(convoy), http.StatusSeeOther)
609}
610
611func xzone(w http.ResponseWriter, r *http.Request) {
612 u := login.GetUserInfo(r)
613 rows, err := stmtRecentHonkers.Query(u.UserID, u.UserID)
614 if err != nil {
615 log.Printf("query err: %s", err)
616 return
617 }
618 defer rows.Close()
619 var honkers []Honker
620 for rows.Next() {
621 var xid string
622 rows.Scan(&xid)
623 honkers = append(honkers, Honker{XID: xid})
624 }
625 rows.Close()
626 for i, _ := range honkers {
627 _, honkers[i].Handle = handles(honkers[i].XID)
628 }
629 templinfo := getInfo(r)
630 templinfo["XCSRF"] = login.GetCSRF("ximport", r)
631 templinfo["Honkers"] = honkers
632 err = readviews.Execute(w, "xzone.html", templinfo)
633 if err != nil {
634 log.Print(err)
635 }
636}
637
638var oldoutbox = cache.New(cache.Options{Filler: func(name string) ([]byte, bool) {
639 user, err := butwhatabout(name)
640 if err != nil {
641 return nil, false
642 }
643 honks := gethonksbyuser(name, false, 0)
644 if len(honks) > 20 {
645 honks = honks[0:20]
646 }
647
648 var jonks []junk.Junk
649 for _, h := range honks {
650 j, _ := jonkjonk(user, h)
651 jonks = append(jonks, j)
652 }
653
654 j := junk.New()
655 j["@context"] = itiswhatitis
656 j["id"] = user.URL + "/outbox"
657 j["attributedTo"] = user.URL
658 j["type"] = "OrderedCollection"
659 j["totalItems"] = len(jonks)
660 j["orderedItems"] = jonks
661
662 return j.ToBytes(), true
663}, Duration: 1 * time.Minute})
664
665func outbox(w http.ResponseWriter, r *http.Request) {
666 name := mux.Vars(r)["name"]
667 user, err := butwhatabout(name)
668 if err != nil {
669 http.NotFound(w, r)
670 return
671 }
672 if stealthmode(user.ID, r) {
673 http.NotFound(w, r)
674 return
675 }
676 var j []byte
677 ok := oldoutbox.Get(name, &j)
678 if ok {
679 w.Header().Set("Content-Type", theonetruename)
680 w.Write(j)
681 } else {
682 http.NotFound(w, r)
683 }
684}
685
686var oldempties = cache.New(cache.Options{Filler: func(url string) ([]byte, bool) {
687 colname := "/followers"
688 if strings.HasSuffix(url, "/following") {
689 colname = "/following"
690 }
691 user := fmt.Sprintf("https://%s%s", serverName, url[:len(url)-10])
692 j := junk.New()
693 j["@context"] = itiswhatitis
694 j["id"] = user + colname
695 j["attributedTo"] = user
696 j["type"] = "OrderedCollection"
697 j["totalItems"] = 0
698 j["orderedItems"] = []junk.Junk{}
699
700 return j.ToBytes(), true
701}})
702
703func emptiness(w http.ResponseWriter, r *http.Request) {
704 name := mux.Vars(r)["name"]
705 user, err := butwhatabout(name)
706 if err != nil {
707 http.NotFound(w, r)
708 return
709 }
710 if stealthmode(user.ID, r) {
711 http.NotFound(w, r)
712 return
713 }
714 var j []byte
715 ok := oldempties.Get(r.URL.Path, &j)
716 if ok {
717 w.Header().Set("Content-Type", theonetruename)
718 w.Write(j)
719 } else {
720 http.NotFound(w, r)
721 }
722}
723
724func showuser(w http.ResponseWriter, r *http.Request) {
725 name := mux.Vars(r)["name"]
726 user, err := butwhatabout(name)
727 if err != nil {
728 log.Printf("user not found %s: %s", name, err)
729 http.NotFound(w, r)
730 return
731 }
732 if stealthmode(user.ID, r) {
733 http.NotFound(w, r)
734 return
735 }
736 if friendorfoe(r.Header.Get("Accept")) {
737 j, ok := asjonker(name)
738 if ok {
739 w.Header().Set("Content-Type", theonetruename)
740 w.Write(j)
741 } else {
742 http.NotFound(w, r)
743 }
744 return
745 }
746 u := login.GetUserInfo(r)
747 honks := gethonksbyuser(name, u != nil && u.Username == name, 0)
748 templinfo := getInfo(r)
749 templinfo["Name"] = user.Name
750 whatabout := user.About
751 whatabout = markitzero(user.About)
752 templinfo["WhatAbout"] = template.HTML(whatabout)
753 templinfo["ServerMessage"] = ""
754 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
755 honkpage(w, u, honks, templinfo)
756}
757
758func showhonker(w http.ResponseWriter, r *http.Request) {
759 u := login.GetUserInfo(r)
760 name := mux.Vars(r)["name"]
761 var honks []*Honk
762 if name == "" {
763 name = r.FormValue("xid")
764 honks = gethonksbyxonker(u.UserID, name, 0)
765 } else {
766 honks = gethonksbyhonker(u.UserID, name, 0)
767 }
768 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>`, name, name)
769 templinfo := getInfo(r)
770 templinfo["PageName"] = "honker"
771 templinfo["PageArg"] = name
772 templinfo["ServerMessage"] = msg
773 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
774 honkpage(w, u, honks, templinfo)
775}
776
777func showcombo(w http.ResponseWriter, r *http.Request) {
778 name := mux.Vars(r)["name"]
779 u := login.GetUserInfo(r)
780 honks := gethonksbycombo(u.UserID, name, 0)
781 honks = osmosis(honks, u.UserID, true)
782 templinfo := getInfo(r)
783 templinfo["PageName"] = "combo"
784 templinfo["PageArg"] = name
785 templinfo["ServerMessage"] = "honks by combo: " + name
786 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
787 honkpage(w, u, honks, templinfo)
788}
789func showconvoy(w http.ResponseWriter, r *http.Request) {
790 c := r.FormValue("c")
791 u := login.GetUserInfo(r)
792 honks := gethonksbyconvoy(u.UserID, c, 0)
793 templinfo := getInfo(r)
794 if len(honks) > 0 {
795 templinfo["TopHID"] = honks[0].ID
796 }
797 honks = osmosis(honks, u.UserID, false)
798 reversehonks(honks)
799 templinfo["PageName"] = "convoy"
800 templinfo["PageArg"] = c
801 templinfo["ServerMessage"] = "honks in convoy: " + c
802 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
803 honkpage(w, u, honks, templinfo)
804}
805func showsearch(w http.ResponseWriter, r *http.Request) {
806 q := r.FormValue("q")
807 u := login.GetUserInfo(r)
808 honks := gethonksbysearch(u.UserID, q, 0)
809 templinfo := getInfo(r)
810 templinfo["PageName"] = "search"
811 templinfo["PageArg"] = q
812 templinfo["ServerMessage"] = "honks for search: " + q
813 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
814 honkpage(w, u, honks, templinfo)
815}
816func showontology(w http.ResponseWriter, r *http.Request) {
817 name := mux.Vars(r)["name"]
818 u := login.GetUserInfo(r)
819 var userid int64 = -1
820 if u != nil {
821 userid = u.UserID
822 }
823 honks := gethonksbyontology(userid, "#"+name, 0)
824 if friendorfoe(r.Header.Get("Accept")) {
825 if len(honks) > 40 {
826 honks = honks[0:40]
827 }
828
829 var xids []string
830 for _, h := range honks {
831 xids = append(xids, h.XID)
832 }
833
834 user := getserveruser()
835
836 j := junk.New()
837 j["@context"] = itiswhatitis
838 j["id"] = fmt.Sprintf("https://%s/o/%s", serverName, name)
839 j["name"] = "#" + name
840 j["attributedTo"] = user.URL
841 j["type"] = "OrderedCollection"
842 j["totalItems"] = len(xids)
843 j["orderedItems"] = xids
844
845 j.Write(w)
846 return
847 }
848
849 templinfo := getInfo(r)
850 templinfo["ServerMessage"] = "honks by ontology: " + name
851 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
852 honkpage(w, u, honks, templinfo)
853}
854
855type Ont struct {
856 Name string
857 Count int64
858}
859
860func thelistingoftheontologies(w http.ResponseWriter, r *http.Request) {
861 u := login.GetUserInfo(r)
862 var userid int64 = -1
863 if u != nil {
864 userid = u.UserID
865 }
866 rows, err := stmtAllOnts.Query(userid)
867 if err != nil {
868 log.Printf("selection error: %s", err)
869 return
870 }
871 defer rows.Close()
872 var onts []Ont
873 for rows.Next() {
874 var o Ont
875 err := rows.Scan(&o.Name, &o.Count)
876 if err != nil {
877 log.Printf("error scanning ont: %s", err)
878 continue
879 }
880 if len(o.Name) > 24 {
881 continue
882 }
883 o.Name = o.Name[1:]
884 onts = append(onts, o)
885 }
886 sort.Slice(onts, func(i, j int) bool {
887 return onts[i].Name < onts[j].Name
888 })
889 if u == nil && !debugMode {
890 w.Header().Set("Cache-Control", "max-age=300")
891 }
892 templinfo := getInfo(r)
893 templinfo["Onts"] = onts
894 err = readviews.Execute(w, "onts.html", templinfo)
895 if err != nil {
896 log.Print(err)
897 }
898}
899
900type Track struct {
901 xid string
902 who string
903}
904
905func getbacktracks(xid string) []string {
906 c := make(chan bool)
907 dumptracks <- c
908 <-c
909 row := stmtGetTracks.QueryRow(xid)
910 var rawtracks string
911 err := row.Scan(&rawtracks)
912 if err != nil {
913 if err != sql.ErrNoRows {
914 log.Printf("error scanning tracks: %s", err)
915 }
916 return nil
917 }
918 var rcpts []string
919 for _, f := range strings.Split(rawtracks, " ") {
920 idx := strings.LastIndexByte(f, '#')
921 if idx != -1 {
922 f = f[:idx]
923 }
924 if !strings.HasPrefix(f, "https://") {
925 f = fmt.Sprintf("%%https://%s/inbox", f)
926 }
927 rcpts = append(rcpts, f)
928 }
929 return rcpts
930}
931
932func savetracks(tracks map[string][]string) {
933 db := opendatabase()
934 tx, err := db.Begin()
935 if err != nil {
936 log.Printf("savetracks begin error: %s", err)
937 return
938 }
939 defer func() {
940 err := tx.Commit()
941 if err != nil {
942 log.Printf("savetracks commit error: %s", err)
943 }
944
945 }()
946 stmtGetTracks, err := tx.Prepare("select fetches from tracks where xid = ?")
947 if err != nil {
948 log.Printf("savetracks error: %s", err)
949 return
950 }
951 stmtNewTracks, err := tx.Prepare("insert into tracks (xid, fetches) values (?, ?)")
952 if err != nil {
953 log.Printf("savetracks error: %s", err)
954 return
955 }
956 stmtUpdateTracks, err := tx.Prepare("update tracks set fetches = ? where xid = ?")
957 if err != nil {
958 log.Printf("savetracks error: %s", err)
959 return
960 }
961 count := 0
962 for xid, f := range tracks {
963 count += len(f)
964 var prev string
965 row := stmtGetTracks.QueryRow(xid)
966 err := row.Scan(&prev)
967 if err == sql.ErrNoRows {
968 f = oneofakind(f)
969 stmtNewTracks.Exec(xid, strings.Join(f, " "))
970 } else if err == nil {
971 all := append(strings.Split(prev, " "), f...)
972 all = oneofakind(all)
973 stmtUpdateTracks.Exec(strings.Join(all, " "))
974 } else {
975 log.Printf("savetracks error: %s", err)
976 }
977 }
978 log.Printf("saved %d new fetches", count)
979}
980
981var trackchan = make(chan Track)
982var dumptracks = make(chan chan bool)
983
984func tracker() {
985 timeout := 4 * time.Minute
986 sleeper := time.NewTimer(timeout)
987 tracks := make(map[string][]string)
988 workinprogress++
989 for {
990 select {
991 case track := <-trackchan:
992 tracks[track.xid] = append(tracks[track.xid], track.who)
993 case <-sleeper.C:
994 if len(tracks) > 0 {
995 go savetracks(tracks)
996 tracks = make(map[string][]string)
997 }
998 sleeper.Reset(timeout)
999 case c := <-dumptracks:
1000 if len(tracks) > 0 {
1001 savetracks(tracks)
1002 }
1003 c <- true
1004 case <-endoftheworld:
1005 if len(tracks) > 0 {
1006 savetracks(tracks)
1007 }
1008 readyalready <- true
1009 return
1010 }
1011 }
1012}
1013
1014var re_keyholder = regexp.MustCompile(`keyId="([^"]+)"`)
1015
1016func trackback(xid string, r *http.Request) {
1017 agent := r.UserAgent()
1018 who := originate(agent)
1019 sig := r.Header.Get("Signature")
1020 if sig != "" {
1021 m := re_keyholder.FindStringSubmatch(sig)
1022 if len(m) == 2 {
1023 who = m[1]
1024 }
1025 }
1026 if who != "" {
1027 trackchan <- Track{xid: xid, who: who}
1028 }
1029}
1030
1031func showonehonk(w http.ResponseWriter, r *http.Request) {
1032 name := mux.Vars(r)["name"]
1033 user, err := butwhatabout(name)
1034 if err != nil {
1035 http.NotFound(w, r)
1036 return
1037 }
1038 if stealthmode(user.ID, r) {
1039 http.NotFound(w, r)
1040 return
1041 }
1042 xid := fmt.Sprintf("https://%s%s", serverName, r.URL.Path)
1043
1044 if friendorfoe(r.Header.Get("Accept")) {
1045 j, ok := gimmejonk(xid)
1046 if ok {
1047 trackback(xid, r)
1048 w.Header().Set("Content-Type", theonetruename)
1049 w.Write(j)
1050 } else {
1051 http.NotFound(w, r)
1052 }
1053 return
1054 }
1055 honk := getxonk(user.ID, xid)
1056 if honk == nil {
1057 http.NotFound(w, r)
1058 return
1059 }
1060 u := login.GetUserInfo(r)
1061 if u != nil && u.UserID != user.ID {
1062 u = nil
1063 }
1064 if !honk.Public {
1065 if u == nil {
1066 http.NotFound(w, r)
1067 return
1068
1069 }
1070 templinfo := getInfo(r)
1071 templinfo["ServerMessage"] = "one honk maybe more"
1072 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1073 honkpage(w, u, []*Honk{honk}, templinfo)
1074 return
1075 }
1076 rawhonks := gethonksbyconvoy(honk.UserID, honk.Convoy, 0)
1077 reversehonks(rawhonks)
1078 var honks []*Honk
1079 for _, h := range rawhonks {
1080 if h.XID == xid && len(honks) != 0 {
1081 h.Style += " glow"
1082 }
1083 if h.Public && (h.Whofore == 2 || h.IsAcked()) {
1084 honks = append(honks, h)
1085 }
1086 }
1087
1088 templinfo := getInfo(r)
1089 templinfo["ServerMessage"] = "one honk maybe more"
1090 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1091 honkpage(w, u, honks, templinfo)
1092}
1093
1094func honkpage(w http.ResponseWriter, u *login.UserInfo, honks []*Honk, templinfo map[string]interface{}) {
1095 var userid int64 = -1
1096 if u != nil {
1097 userid = u.UserID
1098 templinfo["User"], _ = butwhatabout(u.Username)
1099 }
1100 reverbolate(userid, honks)
1101 templinfo["Honks"] = honks
1102 templinfo["MapLink"] = getmaplink(u)
1103 if templinfo["TopHID"] == nil {
1104 if len(honks) > 0 {
1105 templinfo["TopHID"] = honks[0].ID
1106 } else {
1107 templinfo["TopHID"] = 0
1108 }
1109 }
1110 if u == nil && !debugMode {
1111 w.Header().Set("Cache-Control", "max-age=60")
1112 }
1113 err := readviews.Execute(w, "honkpage.html", templinfo)
1114 if err != nil {
1115 log.Print(err)
1116 }
1117}
1118
1119func saveuser(w http.ResponseWriter, r *http.Request) {
1120 whatabout := r.FormValue("whatabout")
1121 whatabout = strings.Replace(whatabout, "\r", "", -1)
1122 u := login.GetUserInfo(r)
1123 user, _ := butwhatabout(u.Username)
1124 db := opendatabase()
1125
1126 options := user.Options
1127 if r.FormValue("skinny") == "skinny" {
1128 options.SkinnyCSS = true
1129 } else {
1130 options.SkinnyCSS = false
1131 }
1132 if r.FormValue("omitimages") == "omitimages" {
1133 options.OmitImages = true
1134 } else {
1135 options.OmitImages = false
1136 }
1137 if r.FormValue("mentionall") == "mentionall" {
1138 options.MentionAll = true
1139 } else {
1140 options.MentionAll = false
1141 }
1142 if r.FormValue("maps") == "apple" {
1143 options.MapLink = "apple"
1144 } else {
1145 options.MapLink = ""
1146 }
1147 options.Reaction = r.FormValue("reaction")
1148
1149 sendupdate := false
1150 ava := re_avatar.FindString(whatabout)
1151 if ava != "" {
1152 whatabout = re_avatar.ReplaceAllString(whatabout, "")
1153 ava = ava[7:]
1154 if ava[0] == ' ' {
1155 ava = ava[1:]
1156 }
1157 ava = fmt.Sprintf("https://%s/meme/%s", serverName, ava)
1158 }
1159 if ava != options.Avatar {
1160 options.Avatar = ava
1161 sendupdate = true
1162 }
1163 whatabout = strings.TrimSpace(whatabout)
1164 if whatabout != user.About {
1165 sendupdate = true
1166 }
1167 j, err := jsonify(options)
1168 if err == nil {
1169 _, err = db.Exec("update users set about = ?, options = ? where username = ?", whatabout, j, u.Username)
1170 }
1171 if err != nil {
1172 log.Printf("error bouting what: %s", err)
1173 }
1174 somenamedusers.Clear(u.Username)
1175 somenumberedusers.Clear(u.UserID)
1176 oldjonkers.Clear(u.Username)
1177
1178 if sendupdate {
1179 updateMe(u.Username)
1180 }
1181
1182 http.Redirect(w, r, "/account", http.StatusSeeOther)
1183}
1184
1185func bonkit(xid string, user *WhatAbout) {
1186 log.Printf("bonking %s", xid)
1187
1188 xonk := getxonk(user.ID, xid)
1189 if xonk == nil {
1190 return
1191 }
1192 if !xonk.Public {
1193 return
1194 }
1195 if xonk.IsBonked() {
1196 return
1197 }
1198 donksforhonks([]*Honk{xonk})
1199
1200 _, err := stmtUpdateFlags.Exec(flagIsBonked, xonk.ID)
1201 if err != nil {
1202 log.Printf("error acking bonk: %s", err)
1203 }
1204
1205 oonker := xonk.Oonker
1206 if oonker == "" {
1207 oonker = xonk.Honker
1208 }
1209 dt := time.Now().UTC()
1210 bonk := &Honk{
1211 UserID: user.ID,
1212 Username: user.Name,
1213 What: "bonk",
1214 Honker: user.URL,
1215 Oonker: oonker,
1216 XID: xonk.XID,
1217 RID: xonk.RID,
1218 Noise: xonk.Noise,
1219 Precis: xonk.Precis,
1220 URL: xonk.URL,
1221 Date: dt,
1222 Donks: xonk.Donks,
1223 Whofore: 2,
1224 Convoy: xonk.Convoy,
1225 Audience: []string{thewholeworld, oonker},
1226 Public: true,
1227 Format: "html",
1228 Place: xonk.Place,
1229 Onts: xonk.Onts,
1230 Time: xonk.Time,
1231 }
1232
1233 err = savehonk(bonk)
1234 if err != nil {
1235 log.Printf("uh oh")
1236 return
1237 }
1238
1239 go honkworldwide(user, bonk)
1240}
1241
1242func submitbonk(w http.ResponseWriter, r *http.Request) {
1243 xid := r.FormValue("xid")
1244 userinfo := login.GetUserInfo(r)
1245 user, _ := butwhatabout(userinfo.Username)
1246
1247 bonkit(xid, user)
1248
1249 if r.FormValue("js") != "1" {
1250 templinfo := getInfo(r)
1251 templinfo["ServerMessage"] = "Bonked!"
1252 err := readviews.Execute(w, "msg.html", templinfo)
1253 if err != nil {
1254 log.Print(err)
1255 }
1256 }
1257}
1258
1259func sendzonkofsorts(xonk *Honk, user *WhatAbout, what string, aux string) {
1260 zonk := &Honk{
1261 What: what,
1262 XID: xonk.XID,
1263 Date: time.Now().UTC(),
1264 Audience: oneofakind(xonk.Audience),
1265 Noise: aux,
1266 }
1267 zonk.Public = loudandproud(zonk.Audience)
1268
1269 log.Printf("announcing %sed honk: %s", what, xonk.XID)
1270 go honkworldwide(user, zonk)
1271}
1272
1273func zonkit(w http.ResponseWriter, r *http.Request) {
1274 wherefore := r.FormValue("wherefore")
1275 what := r.FormValue("what")
1276 userinfo := login.GetUserInfo(r)
1277 user, _ := butwhatabout(userinfo.Username)
1278
1279 if wherefore == "save" {
1280 xonk := getxonk(userinfo.UserID, what)
1281 if xonk != nil {
1282 _, err := stmtUpdateFlags.Exec(flagIsSaved, xonk.ID)
1283 if err != nil {
1284 log.Printf("error saving: %s", err)
1285 }
1286 }
1287 return
1288 }
1289
1290 if wherefore == "unsave" {
1291 xonk := getxonk(userinfo.UserID, what)
1292 if xonk != nil {
1293 _, err := stmtClearFlags.Exec(flagIsSaved, xonk.ID)
1294 if err != nil {
1295 log.Printf("error unsaving: %s", err)
1296 }
1297 }
1298 return
1299 }
1300
1301 if wherefore == "react" {
1302 reaction := user.Options.Reaction
1303 if r2 := r.FormValue("reaction"); r2 != "" {
1304 reaction = r2
1305 }
1306 if reaction == "none" {
1307 return
1308 }
1309 xonk := getxonk(userinfo.UserID, what)
1310 if xonk != nil {
1311 _, err := stmtUpdateFlags.Exec(flagIsReacted, xonk.ID)
1312 if err != nil {
1313 log.Printf("error saving: %s", err)
1314 }
1315 sendzonkofsorts(xonk, user, "react", reaction)
1316 }
1317 return
1318 }
1319
1320 // my hammer is too big, oh well
1321 defer oldjonks.Flush()
1322
1323 if wherefore == "ack" {
1324 xonk := getxonk(userinfo.UserID, what)
1325 if xonk != nil && !xonk.IsAcked() {
1326 _, err := stmtUpdateFlags.Exec(flagIsAcked, xonk.ID)
1327 if err != nil {
1328 log.Printf("error acking: %s", err)
1329 }
1330 sendzonkofsorts(xonk, user, "ack", "")
1331 }
1332 return
1333 }
1334
1335 if wherefore == "deack" {
1336 xonk := getxonk(userinfo.UserID, what)
1337 if xonk != nil && xonk.IsAcked() {
1338 _, err := stmtClearFlags.Exec(flagIsAcked, xonk.ID)
1339 if err != nil {
1340 log.Printf("error deacking: %s", err)
1341 }
1342 sendzonkofsorts(xonk, user, "deack", "")
1343 }
1344 return
1345 }
1346
1347 if wherefore == "bonk" {
1348 user, _ := butwhatabout(userinfo.Username)
1349 bonkit(what, user)
1350 return
1351 }
1352
1353 if wherefore == "unbonk" {
1354 xonk := getbonk(userinfo.UserID, what)
1355 if xonk != nil {
1356 deletehonk(xonk.ID)
1357 xonk = getxonk(userinfo.UserID, what)
1358 _, err := stmtClearFlags.Exec(flagIsBonked, xonk.ID)
1359 if err != nil {
1360 log.Printf("error unbonking: %s", err)
1361 }
1362 sendzonkofsorts(xonk, user, "unbonk", "")
1363 }
1364 return
1365 }
1366
1367 if wherefore == "untag" {
1368 xonk := getxonk(userinfo.UserID, what)
1369 if xonk != nil {
1370 _, err := stmtUpdateFlags.Exec(flagIsUntagged, xonk.ID)
1371 if err != nil {
1372 log.Printf("error untagging: %s", err)
1373 }
1374 }
1375 var badparents map[string]bool
1376 untagged.GetAndLock(userinfo.UserID, &badparents)
1377 badparents[what] = true
1378 untagged.Unlock()
1379 return
1380 }
1381
1382 log.Printf("zonking %s %s", wherefore, what)
1383 if wherefore == "zonk" {
1384 xonk := getxonk(userinfo.UserID, what)
1385 if xonk != nil {
1386 deletehonk(xonk.ID)
1387 if xonk.Whofore == 2 || xonk.Whofore == 3 {
1388 sendzonkofsorts(xonk, user, "zonk", "")
1389 }
1390 }
1391 }
1392 _, err := stmtSaveZonker.Exec(userinfo.UserID, what, wherefore)
1393 if err != nil {
1394 log.Printf("error saving zonker: %s", err)
1395 return
1396 }
1397}
1398
1399func edithonkpage(w http.ResponseWriter, r *http.Request) {
1400 u := login.GetUserInfo(r)
1401 user, _ := butwhatabout(u.Username)
1402 xid := r.FormValue("xid")
1403 honk := getxonk(u.UserID, xid)
1404 if !canedithonk(user, honk) {
1405 http.Error(w, "no editing that please", http.StatusInternalServerError)
1406 return
1407 }
1408
1409 noise := honk.Noise
1410
1411 honks := []*Honk{honk}
1412 donksforhonks(honks)
1413 reverbolate(u.UserID, honks)
1414 templinfo := getInfo(r)
1415 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1416 templinfo["Honks"] = honks
1417 templinfo["MapLink"] = getmaplink(u)
1418 templinfo["Noise"] = noise
1419 templinfo["SavedPlace"] = honk.Place
1420 if tm := honk.Time; tm != nil {
1421 templinfo["ShowTime"] = ";"
1422 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 03:04")
1423 templinfo["Duration"] = tm.Duration
1424 }
1425 templinfo["ServerMessage"] = "honk edit 2"
1426 templinfo["IsPreview"] = true
1427 templinfo["UpdateXID"] = honk.XID
1428 if len(honk.Donks) > 0 {
1429 templinfo["SavedFile"] = honk.Donks[0].XID
1430 }
1431 err := readviews.Execute(w, "honkpage.html", templinfo)
1432 if err != nil {
1433 log.Print(err)
1434 }
1435}
1436
1437func newhonkpage(w http.ResponseWriter, r *http.Request) {
1438 u := login.GetUserInfo(r)
1439 rid := r.FormValue("rid")
1440 noise := ""
1441
1442 xonk := getxonk(u.UserID, rid)
1443 if xonk != nil {
1444 _, replto := handles(xonk.Honker)
1445 if replto != "" {
1446 noise = "@" + replto + " "
1447 }
1448 }
1449
1450 templinfo := getInfo(r)
1451 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1452 templinfo["InReplyTo"] = rid
1453 templinfo["Noise"] = noise
1454 templinfo["ServerMessage"] = "compose honk"
1455 templinfo["IsPreview"] = true
1456 err := readviews.Execute(w, "honkpage.html", templinfo)
1457 if err != nil {
1458 log.Print(err)
1459 }
1460}
1461
1462func canedithonk(user *WhatAbout, honk *Honk) bool {
1463 if honk == nil || honk.Honker != user.URL || honk.What == "bonk" {
1464 return false
1465 }
1466 return true
1467}
1468
1469func submitdonk(w http.ResponseWriter, r *http.Request) (*Donk, error) {
1470 file, filehdr, err := r.FormFile("donk")
1471 if err != nil {
1472 if err != http.ErrMissingFile {
1473 log.Printf("error reading donk: %s", err)
1474 http.Error(w, "error reading donk", http.StatusUnsupportedMediaType)
1475 }
1476 return nil, err
1477 }
1478 var buf bytes.Buffer
1479 io.Copy(&buf, file)
1480 file.Close()
1481 data := buf.Bytes()
1482 xid := xfiltrate()
1483 var media, name string
1484 img, err := shrinkit(data)
1485 if err == nil {
1486 data = img.Data
1487 format := img.Format
1488 media = "image/" + format
1489 if format == "jpeg" {
1490 format = "jpg"
1491 }
1492 name = xid + "." + format
1493 xid = name
1494 } else {
1495 ct := http.DetectContentType(data)
1496 switch ct {
1497 case "application/pdf":
1498 maxsize := 10000000
1499 if len(data) > maxsize {
1500 log.Printf("bad image: %s too much pdf: %d", err, len(data))
1501 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1502 return nil, err
1503 }
1504 media = ct
1505 xid += ".pdf"
1506 name = filehdr.Filename
1507 if name == "" {
1508 name = xid
1509 }
1510 default:
1511 maxsize := 100000
1512 if len(data) > maxsize {
1513 log.Printf("bad image: %s too much text: %d", err, len(data))
1514 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1515 return nil, err
1516 }
1517 for i := 0; i < len(data); i++ {
1518 if data[i] < 32 && data[i] != '\t' && data[i] != '\r' && data[i] != '\n' {
1519 log.Printf("bad image: %s not text: %d", err, data[i])
1520 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1521 return nil, err
1522 }
1523 }
1524 media = "text/plain"
1525 xid += ".txt"
1526 name = filehdr.Filename
1527 if name == "" {
1528 name = xid
1529 }
1530 }
1531 }
1532 desc := strings.TrimSpace(r.FormValue("donkdesc"))
1533 if desc == "" {
1534 desc = name
1535 }
1536 url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1537 fileid, err := savefile(xid, name, desc, url, media, true, data)
1538 if err != nil {
1539 log.Printf("unable to save image: %s", err)
1540 http.Error(w, "failed to save attachment", http.StatusUnsupportedMediaType)
1541 return nil, err
1542 }
1543 d := &Donk{
1544 FileID: fileid,
1545 XID: xid,
1546 Desc: desc,
1547 URL: url,
1548 Local: true,
1549 }
1550 return d, nil
1551}
1552
1553func submitwebhonk(w http.ResponseWriter, r *http.Request) {
1554 h := submithonk(w, r)
1555 if h == nil {
1556 return
1557 }
1558 http.Redirect(w, r, h.XID[len(serverName)+8:], http.StatusSeeOther)
1559}
1560
1561// what a hot mess this function is
1562func submithonk(w http.ResponseWriter, r *http.Request) *Honk {
1563 rid := r.FormValue("rid")
1564 noise := r.FormValue("noise")
1565 format := r.FormValue("format")
1566 if format == "" {
1567 format = "markdown"
1568 }
1569 if !(format == "markdown" || format == "html") {
1570 http.Error(w, "unknown format", 500)
1571 return nil
1572 }
1573
1574 userinfo := login.GetUserInfo(r)
1575 user, _ := butwhatabout(userinfo.Username)
1576
1577 dt := time.Now().UTC()
1578 updatexid := r.FormValue("updatexid")
1579 var honk *Honk
1580 if updatexid != "" {
1581 honk = getxonk(userinfo.UserID, updatexid)
1582 if !canedithonk(user, honk) {
1583 http.Error(w, "no editing that please", http.StatusInternalServerError)
1584 return nil
1585 }
1586 honk.Date = dt
1587 honk.What = "update"
1588 honk.Format = format
1589 } else {
1590 xid := fmt.Sprintf("%s/%s/%s", user.URL, honkSep, xfiltrate())
1591 what := "honk"
1592 if rid != "" {
1593 what = "tonk"
1594 }
1595 honk = &Honk{
1596 UserID: userinfo.UserID,
1597 Username: userinfo.Username,
1598 What: what,
1599 Honker: user.URL,
1600 XID: xid,
1601 Date: dt,
1602 Format: format,
1603 }
1604 }
1605
1606 noise = strings.Replace(noise, "\r", "", -1)
1607 noise = quickrename(noise, userinfo.UserID)
1608 noise = hooterize(noise)
1609 honk.Noise = noise
1610 translate(honk)
1611
1612 var convoy string
1613 if rid != "" {
1614 xonk := getxonk(userinfo.UserID, rid)
1615 if xonk == nil {
1616 http.Error(w, "replyto disappeared", http.StatusNotFound)
1617 return nil
1618 }
1619 if xonk.Public {
1620 honk.Audience = append(honk.Audience, xonk.Audience...)
1621 }
1622 convoy = xonk.Convoy
1623 for i, a := range honk.Audience {
1624 if a == thewholeworld {
1625 honk.Audience[0], honk.Audience[i] = honk.Audience[i], honk.Audience[0]
1626 break
1627 }
1628 }
1629 honk.RID = rid
1630 if xonk.Precis != "" && honk.Precis == "" {
1631 honk.Precis = xonk.Precis
1632 if !(strings.HasPrefix(honk.Precis, "DZ:") || strings.HasPrefix(honk.Precis, "re: re: re: ")) {
1633 honk.Precis = "re: " + honk.Precis
1634 }
1635 }
1636 } else {
1637 honk.Audience = []string{thewholeworld}
1638 }
1639 if honk.Noise != "" && honk.Noise[0] == '@' {
1640 honk.Audience = append(grapevine(honk.Mentions), honk.Audience...)
1641 } else {
1642 honk.Audience = append(honk.Audience, grapevine(honk.Mentions)...)
1643 }
1644
1645 if convoy == "" {
1646 convoy = "data:,electrichonkytonk-" + xfiltrate()
1647 }
1648 butnottooloud(honk.Audience)
1649 honk.Audience = oneofakind(honk.Audience)
1650 if len(honk.Audience) == 0 {
1651 log.Printf("honk to nowhere")
1652 http.Error(w, "honk to nowhere...", http.StatusNotFound)
1653 return nil
1654 }
1655 honk.Public = loudandproud(honk.Audience)
1656 honk.Convoy = convoy
1657
1658 donkxid := r.FormValue("donkxid")
1659 if donkxid == "" {
1660 d, err := submitdonk(w, r)
1661 if err != nil && err != http.ErrMissingFile {
1662 return nil
1663 }
1664 if d != nil {
1665 honk.Donks = append(honk.Donks, d)
1666 donkxid = d.XID
1667 }
1668 } else {
1669 xid := donkxid
1670 url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1671 donk := finddonk(url)
1672 if donk != nil {
1673 honk.Donks = append(honk.Donks, donk)
1674 } else {
1675 log.Printf("can't find file: %s", xid)
1676 }
1677 }
1678 memetize(honk)
1679 imaginate(honk)
1680
1681 placename := strings.TrimSpace(r.FormValue("placename"))
1682 placelat := strings.TrimSpace(r.FormValue("placelat"))
1683 placelong := strings.TrimSpace(r.FormValue("placelong"))
1684 placeurl := strings.TrimSpace(r.FormValue("placeurl"))
1685 if placename != "" || placelat != "" || placelong != "" || placeurl != "" {
1686 p := new(Place)
1687 p.Name = placename
1688 p.Latitude, _ = strconv.ParseFloat(placelat, 64)
1689 p.Longitude, _ = strconv.ParseFloat(placelong, 64)
1690 p.Url = placeurl
1691 honk.Place = p
1692 }
1693 timestart := strings.TrimSpace(r.FormValue("timestart"))
1694 if timestart != "" {
1695 t := new(Time)
1696 now := time.Now().Local()
1697 for _, layout := range []string{"2006-01-02 3:04pm", "2006-01-02 15:04", "3:04pm", "15:04"} {
1698 start, err := time.ParseInLocation(layout, timestart, now.Location())
1699 if err == nil {
1700 if start.Year() == 0 {
1701 start = time.Date(now.Year(), now.Month(), now.Day(), start.Hour(), start.Minute(), 0, 0, now.Location())
1702 }
1703 t.StartTime = start
1704 break
1705 }
1706 }
1707 timeend := r.FormValue("timeend")
1708 dur := parseDuration(timeend)
1709 if dur != 0 {
1710 t.Duration = Duration(dur)
1711 }
1712 if !t.StartTime.IsZero() {
1713 honk.What = "event"
1714 honk.Time = t
1715 }
1716 }
1717
1718 if honk.Public {
1719 honk.Whofore = 2
1720 } else {
1721 honk.Whofore = 3
1722 }
1723
1724 // back to markdown
1725 honk.Noise = noise
1726
1727 if r.FormValue("preview") == "preview" {
1728 honks := []*Honk{honk}
1729 reverbolate(userinfo.UserID, honks)
1730 templinfo := getInfo(r)
1731 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1732 templinfo["Honks"] = honks
1733 templinfo["MapLink"] = getmaplink(userinfo)
1734 templinfo["InReplyTo"] = r.FormValue("rid")
1735 templinfo["Noise"] = r.FormValue("noise")
1736 templinfo["SavedFile"] = donkxid
1737 if tm := honk.Time; tm != nil {
1738 templinfo["ShowTime"] = ";"
1739 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 03:04")
1740 templinfo["Duration"] = tm.Duration
1741 }
1742 templinfo["IsPreview"] = true
1743 templinfo["UpdateXID"] = updatexid
1744 templinfo["ServerMessage"] = "honk preview"
1745 err := readviews.Execute(w, "honkpage.html", templinfo)
1746 if err != nil {
1747 log.Print(err)
1748 }
1749 return nil
1750 }
1751
1752 if updatexid != "" {
1753 updatehonk(honk)
1754 oldjonks.Clear(honk.XID)
1755 } else {
1756 err := savehonk(honk)
1757 if err != nil {
1758 log.Printf("uh oh")
1759 return nil
1760 }
1761 }
1762
1763 // reload for consistency
1764 honk.Donks = nil
1765 donksforhonks([]*Honk{honk})
1766
1767 go honkworldwide(user, honk)
1768
1769 return honk
1770}
1771
1772func showhonkers(w http.ResponseWriter, r *http.Request) {
1773 userinfo := login.GetUserInfo(r)
1774 templinfo := getInfo(r)
1775 templinfo["Honkers"] = gethonkers(userinfo.UserID)
1776 templinfo["HonkerCSRF"] = login.GetCSRF("submithonker", r)
1777 err := readviews.Execute(w, "honkers.html", templinfo)
1778 if err != nil {
1779 log.Print(err)
1780 }
1781}
1782
1783func showchatter(w http.ResponseWriter, r *http.Request) {
1784 u := login.GetUserInfo(r)
1785 chatter := loadchatter(u.UserID)
1786 for _, chat := range chatter {
1787 for _, ch := range chat.Chonks {
1788 filterchonk(ch)
1789 }
1790 }
1791
1792 templinfo := getInfo(r)
1793 templinfo["Chatter"] = chatter
1794 templinfo["ChonkCSRF"] = login.GetCSRF("sendchonk", r)
1795 err := readviews.Execute(w, "chatter.html", templinfo)
1796 if err != nil {
1797 log.Print(err)
1798 }
1799}
1800
1801func submitchonk(w http.ResponseWriter, r *http.Request) {
1802 u := login.GetUserInfo(r)
1803 user, _ := butwhatabout(u.Username)
1804 noise := r.FormValue("noise")
1805 target := r.FormValue("target")
1806 format := "markdown"
1807 dt := time.Now().UTC()
1808 xid := fmt.Sprintf("%s/%s/%s", user.URL, "chonk", xfiltrate())
1809
1810 if !strings.HasPrefix(target, "https://") {
1811 target = fullname(target, u.UserID)
1812 }
1813 if target == "" {
1814 http.Error(w, "who is that?", http.StatusInternalServerError)
1815 return
1816 }
1817 ch := Chonk{
1818 UserID: u.UserID,
1819 XID: xid,
1820 Who: user.URL,
1821 Target: target,
1822 Date: dt,
1823 Noise: noise,
1824 Format: format,
1825 }
1826 d, err := submitdonk(w, r)
1827 if err != nil && err != http.ErrMissingFile {
1828 return
1829 }
1830 if d != nil {
1831 ch.Donks = append(ch.Donks, d)
1832 }
1833
1834 translatechonk(&ch)
1835 savechonk(&ch)
1836 // reload for consistency
1837 ch.Donks = nil
1838 donksforchonks([]*Chonk{&ch})
1839 go sendchonk(user, &ch)
1840
1841 http.Redirect(w, r, "/chatter", http.StatusSeeOther)
1842}
1843
1844var combocache = cache.New(cache.Options{Filler: func(userid int64) ([]string, bool) {
1845 honkers := gethonkers(userid)
1846 var combos []string
1847 for _, h := range honkers {
1848 combos = append(combos, h.Combos...)
1849 }
1850 for i, c := range combos {
1851 if c == "-" {
1852 combos[i] = ""
1853 }
1854 }
1855 combos = oneofakind(combos)
1856 sort.Strings(combos)
1857 return combos, true
1858}, Invalidator: &honkerinvalidator})
1859
1860func showcombos(w http.ResponseWriter, r *http.Request) {
1861 userinfo := login.GetUserInfo(r)
1862 var combos []string
1863 combocache.Get(userinfo.UserID, &combos)
1864 templinfo := getInfo(r)
1865 err := readviews.Execute(w, "combos.html", templinfo)
1866 if err != nil {
1867 log.Print(err)
1868 }
1869}
1870
1871func submithonker(w http.ResponseWriter, r *http.Request) {
1872 u := login.GetUserInfo(r)
1873 name := strings.TrimSpace(r.FormValue("name"))
1874 url := strings.TrimSpace(r.FormValue("url"))
1875 peep := r.FormValue("peep")
1876 combos := strings.TrimSpace(r.FormValue("combos"))
1877 combos = " " + combos + " "
1878 honkerid, _ := strconv.ParseInt(r.FormValue("honkerid"), 10, 0)
1879
1880 var meta HonkerMeta
1881 meta.Notes = strings.TrimSpace(r.FormValue("notes"))
1882 mj, _ := jsonify(&meta)
1883
1884 defer honkerinvalidator.Clear(u.UserID)
1885
1886 if honkerid > 0 {
1887 goodbye := r.FormValue("goodbye")
1888 if goodbye == "F" {
1889 db := opendatabase()
1890 row := db.QueryRow("select xid from honkers where honkerid = ? and userid = ? and flavor in ('sub')",
1891 honkerid, u.UserID)
1892 err := row.Scan(&url)
1893 if err != nil {
1894 log.Printf("can't get honker xid: %s", err)
1895 return
1896 }
1897 log.Printf("unsubscribing from %s", url)
1898 user, _ := butwhatabout(u.Username)
1899 _, err = stmtUpdateFlavor.Exec("unsub", u.UserID, url, name, "sub")
1900 if err != nil {
1901 log.Printf("error updating honker: %s", err)
1902 return
1903 }
1904 go itakeitallback(user, url)
1905
1906 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1907 return
1908 }
1909 if goodbye == "X" {
1910 var owner string
1911 db := opendatabase()
1912 row := db.QueryRow("select xid, owner from honkers where honkerid = ? and userid = ? and flavor in ('unsub', 'peep', 'presub', 'sub')",
1913 honkerid, u.UserID)
1914 err := row.Scan(&url, &owner)
1915 if err != nil {
1916 log.Printf("can't get honker xid: %s", err)
1917 return
1918 }
1919 log.Printf("resubscribing to %s", url)
1920 user, _ := butwhatabout(u.Username)
1921 _, err = stmtUpdateFlavor.Exec("presub", u.UserID, url, name, "unsub")
1922 if err == nil {
1923 _, err = stmtUpdateFlavor.Exec("presub", u.UserID, url, name, "peep")
1924 }
1925 if err != nil {
1926 log.Printf("error updating honker: %s", err)
1927 return
1928 }
1929 go subsub(user, url, owner)
1930
1931 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1932 return
1933 }
1934 _, err := stmtUpdateHonker.Exec(name, combos, mj, honkerid, u.UserID)
1935 if err != nil {
1936 log.Printf("update honker err: %s", err)
1937 return
1938 }
1939 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1940 return
1941 }
1942
1943 if url == "" {
1944 http.Error(w, "subscribing to nothing?", http.StatusInternalServerError)
1945 return
1946 }
1947
1948 flavor := "presub"
1949 if peep == "peep" {
1950 flavor = "peep"
1951 }
1952
1953 if url[0] == '#' {
1954 flavor = "peep"
1955 if name == "" {
1956 name = url
1957 }
1958 _, err := stmtSaveHonker.Exec(u.UserID, name, url, flavor, combos, url, mj)
1959 if err != nil {
1960 log.Print(err)
1961 return
1962 }
1963 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1964 return
1965 }
1966
1967 info, err := investigate(url)
1968 if err != nil {
1969 http.Error(w, "error investigating: "+err.Error(), http.StatusInternalServerError)
1970 log.Printf("failed to investigate honker: %s", err)
1971 return
1972 }
1973 url = info.XID
1974
1975 var x string
1976 db := opendatabase()
1977 row := db.QueryRow("select xid from honkers where xid = ? and userid = ? and flavor in ('sub', 'unsub', 'peep')", url, u.UserID)
1978 err = row.Scan(&x)
1979 if err != sql.ErrNoRows {
1980 http.Error(w, "it seems you are already subscribed to them", http.StatusInternalServerError)
1981 if err != nil {
1982 log.Printf("honker scan err: %s", err)
1983 }
1984 return
1985 }
1986
1987 if name == "" {
1988 name = info.Name
1989 }
1990 _, err = stmtSaveHonker.Exec(u.UserID, name, url, flavor, combos, info.Owner, mj)
1991 if err != nil {
1992 log.Print(err)
1993 return
1994 }
1995 if flavor == "presub" {
1996 user, _ := butwhatabout(u.Username)
1997 go subsub(user, url, info.Owner)
1998 }
1999 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
2000}
2001
2002func hfcspage(w http.ResponseWriter, r *http.Request) {
2003 userinfo := login.GetUserInfo(r)
2004
2005 filters := getfilters(userinfo.UserID, filtAny)
2006
2007 templinfo := getInfo(r)
2008 templinfo["Filters"] = filters
2009 templinfo["FilterCSRF"] = login.GetCSRF("filter", r)
2010 err := readviews.Execute(w, "hfcs.html", templinfo)
2011 if err != nil {
2012 log.Print(err)
2013 }
2014}
2015
2016func savehfcs(w http.ResponseWriter, r *http.Request) {
2017 userinfo := login.GetUserInfo(r)
2018 itsok := r.FormValue("itsok")
2019 if itsok == "iforgiveyou" {
2020 hfcsid, _ := strconv.ParseInt(r.FormValue("hfcsid"), 10, 0)
2021 _, err := stmtDeleteFilter.Exec(userinfo.UserID, hfcsid)
2022 if err != nil {
2023 log.Printf("error deleting filter: %s", err)
2024 }
2025 filtInvalidator.Clear(userinfo.UserID)
2026 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2027 return
2028 }
2029
2030 filt := new(Filter)
2031 filt.Name = strings.TrimSpace(r.FormValue("name"))
2032 filt.Date = time.Now().UTC()
2033 filt.Actor = strings.TrimSpace(r.FormValue("actor"))
2034 filt.IncludeAudience = r.FormValue("incaud") == "yes"
2035 filt.Text = strings.TrimSpace(r.FormValue("filttext"))
2036 filt.IsAnnounce = r.FormValue("isannounce") == "yes"
2037 filt.AnnounceOf = strings.TrimSpace(r.FormValue("announceof"))
2038 filt.Reject = r.FormValue("doreject") == "yes"
2039 filt.SkipMedia = r.FormValue("doskipmedia") == "yes"
2040 filt.Hide = r.FormValue("dohide") == "yes"
2041 filt.Collapse = r.FormValue("docollapse") == "yes"
2042 filt.Rewrite = strings.TrimSpace(r.FormValue("filtrewrite"))
2043 filt.Replace = strings.TrimSpace(r.FormValue("filtreplace"))
2044 if dur := parseDuration(r.FormValue("filtduration")); dur > 0 {
2045 filt.Expiration = time.Now().UTC().Add(dur)
2046 }
2047 filt.Notes = strings.TrimSpace(r.FormValue("filtnotes"))
2048
2049 if filt.Actor == "" && filt.Text == "" && !filt.IsAnnounce {
2050 log.Printf("blank filter")
2051 http.Error(w, "can't save a blank filter", http.StatusInternalServerError)
2052 return
2053 }
2054
2055 j, err := jsonify(filt)
2056 if err == nil {
2057 _, err = stmtSaveFilter.Exec(userinfo.UserID, j)
2058 }
2059 if err != nil {
2060 log.Printf("error saving filter: %s", err)
2061 }
2062
2063 filtInvalidator.Clear(userinfo.UserID)
2064 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2065}
2066
2067func accountpage(w http.ResponseWriter, r *http.Request) {
2068 u := login.GetUserInfo(r)
2069 user, _ := butwhatabout(u.Username)
2070 templinfo := getInfo(r)
2071 templinfo["UserCSRF"] = login.GetCSRF("saveuser", r)
2072 templinfo["LogoutCSRF"] = login.GetCSRF("logout", r)
2073 templinfo["User"] = user
2074 about := user.About
2075 if ava := user.Options.Avatar; ava != "" {
2076 about += "\n\navatar: " + ava[strings.LastIndexByte(ava, '/')+1:]
2077 }
2078 templinfo["WhatAbout"] = about
2079 err := readviews.Execute(w, "account.html", templinfo)
2080 if err != nil {
2081 log.Print(err)
2082 }
2083}
2084
2085func dochpass(w http.ResponseWriter, r *http.Request) {
2086 err := login.ChangePassword(w, r)
2087 if err != nil {
2088 log.Printf("error changing password: %s", err)
2089 }
2090 http.Redirect(w, r, "/account", http.StatusSeeOther)
2091}
2092
2093func fingerlicker(w http.ResponseWriter, r *http.Request) {
2094 orig := r.FormValue("resource")
2095
2096 log.Printf("finger lick: %s", orig)
2097
2098 if strings.HasPrefix(orig, "acct:") {
2099 orig = orig[5:]
2100 }
2101
2102 name := orig
2103 idx := strings.LastIndexByte(name, '/')
2104 if idx != -1 {
2105 name = name[idx+1:]
2106 if fmt.Sprintf("https://%s/%s/%s", serverName, userSep, name) != orig {
2107 log.Printf("foreign request rejected")
2108 name = ""
2109 }
2110 } else {
2111 idx = strings.IndexByte(name, '@')
2112 if idx != -1 {
2113 name = name[:idx]
2114 if !(name+"@"+serverName == orig || name+"@"+masqName == orig) {
2115 log.Printf("foreign request rejected")
2116 name = ""
2117 }
2118 }
2119 }
2120 user, err := butwhatabout(name)
2121 if err != nil {
2122 http.NotFound(w, r)
2123 return
2124 }
2125 if stealthmode(user.ID, r) {
2126 http.NotFound(w, r)
2127 return
2128 }
2129
2130 j := junk.New()
2131 j["subject"] = fmt.Sprintf("acct:%s@%s", user.Name, masqName)
2132 j["aliases"] = []string{user.URL}
2133 l := junk.New()
2134 l["rel"] = "self"
2135 l["type"] = `application/activity+json`
2136 l["href"] = user.URL
2137 j["links"] = []junk.Junk{l}
2138
2139 w.Header().Set("Content-Type", "application/jrd+json")
2140 j.Write(w)
2141}
2142
2143func somedays() string {
2144 secs := 432000 + notrand.Int63n(432000)
2145 return fmt.Sprintf("%d", secs)
2146}
2147
2148func avatate(w http.ResponseWriter, r *http.Request) {
2149 if debugMode {
2150 loadAvatarColors()
2151 }
2152 n := r.FormValue("a")
2153 a := genAvatar(n)
2154 w.Header().Set("Cache-Control", "max-age="+somedays())
2155 w.Write(a)
2156}
2157
2158func serveasset(w http.ResponseWriter, r *http.Request) {
2159 if !debugMode {
2160 w.Header().Set("Cache-Control", "max-age=7776000")
2161 }
2162 dir := viewDir
2163 if r.URL.Path == "/local.css" {
2164 dir = dataDir
2165 }
2166 http.ServeFile(w, r, dir+"/views"+r.URL.Path)
2167}
2168func servehelp(w http.ResponseWriter, r *http.Request) {
2169 name := mux.Vars(r)["name"]
2170 if !debugMode {
2171 w.Header().Set("Cache-Control", "max-age=3600")
2172 }
2173 http.ServeFile(w, r, viewDir+"/docs/"+name)
2174}
2175func servehtml(w http.ResponseWriter, r *http.Request) {
2176 u := login.GetUserInfo(r)
2177 templinfo := getInfo(r)
2178 templinfo["AboutMsg"] = aboutMsg
2179 templinfo["LoginMsg"] = loginMsg
2180 templinfo["HonkVersion"] = softwareVersion
2181 if r.URL.Path == "/about" {
2182 templinfo["Sensors"] = getSensors()
2183 }
2184 if u == nil && !debugMode {
2185 w.Header().Set("Cache-Control", "max-age=60")
2186 }
2187 err := readviews.Execute(w, r.URL.Path[1:]+".html", templinfo)
2188 if err != nil {
2189 log.Print(err)
2190 }
2191}
2192func serveemu(w http.ResponseWriter, r *http.Request) {
2193 emu := mux.Vars(r)["emu"]
2194
2195 w.Header().Set("Cache-Control", "max-age="+somedays())
2196 http.ServeFile(w, r, dataDir+"/emus/"+emu)
2197}
2198func servememe(w http.ResponseWriter, r *http.Request) {
2199 meme := mux.Vars(r)["meme"]
2200
2201 w.Header().Set("Cache-Control", "max-age="+somedays())
2202 http.ServeFile(w, r, dataDir+"/memes/"+meme)
2203}
2204
2205func servefile(w http.ResponseWriter, r *http.Request) {
2206 xid := mux.Vars(r)["xid"]
2207 var media string
2208 var data []byte
2209 row := stmtGetFileData.QueryRow(xid)
2210 err := row.Scan(&media, &data)
2211 if err != nil {
2212 log.Printf("error loading file: %s", err)
2213 http.NotFound(w, r)
2214 return
2215 }
2216 w.Header().Set("Content-Type", media)
2217 w.Header().Set("X-Content-Type-Options", "nosniff")
2218 w.Header().Set("Cache-Control", "max-age="+somedays())
2219 w.Write(data)
2220}
2221
2222func nomoroboto(w http.ResponseWriter, r *http.Request) {
2223 io.WriteString(w, "User-agent: *\n")
2224 io.WriteString(w, "Disallow: /a\n")
2225 io.WriteString(w, "Disallow: /d/\n")
2226 io.WriteString(w, "Disallow: /meme/\n")
2227 io.WriteString(w, "Disallow: /o\n")
2228 io.WriteString(w, "Disallow: /o/\n")
2229 for _, u := range allusers() {
2230 fmt.Fprintf(w, "Disallow: /%s/%s/%s/\n", userSep, u.Username, honkSep)
2231 }
2232}
2233
2234func webhydra(w http.ResponseWriter, r *http.Request) {
2235 u := login.GetUserInfo(r)
2236 userid := u.UserID
2237 templinfo := getInfo(r)
2238 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
2239 page := r.FormValue("page")
2240
2241 wanted, _ := strconv.ParseInt(r.FormValue("tophid"), 10, 0)
2242
2243 var honks []*Honk
2244 switch page {
2245 case "atme":
2246 honks = gethonksforme(userid, wanted)
2247 honks = osmosis(honks, userid, false)
2248 templinfo["ServerMessage"] = "at me!"
2249 case "longago":
2250 honks = gethonksfromlongago(userid, wanted)
2251 honks = osmosis(honks, userid, false)
2252 templinfo["ServerMessage"] = "from long ago"
2253 case "home":
2254 honks = gethonksforuser(userid, wanted)
2255 honks = osmosis(honks, userid, true)
2256 templinfo["ServerMessage"] = serverMsg
2257 case "first":
2258 honks = gethonksforuserfirstclass(userid, wanted)
2259 honks = osmosis(honks, userid, true)
2260 templinfo["ServerMessage"] = "first class only"
2261 case "saved":
2262 honks = getsavedhonks(userid, wanted)
2263 templinfo["PageName"] = "saved"
2264 templinfo["ServerMessage"] = "saved honks"
2265 case "combo":
2266 c := r.FormValue("c")
2267 honks = gethonksbycombo(userid, c, wanted)
2268 honks = osmosis(honks, userid, false)
2269 templinfo["ServerMessage"] = "honks by combo: " + c
2270 case "convoy":
2271 c := r.FormValue("c")
2272 honks = gethonksbyconvoy(userid, c, wanted)
2273 honks = osmosis(honks, userid, false)
2274 templinfo["ServerMessage"] = "honks in convoy: " + c
2275 case "honker":
2276 xid := r.FormValue("xid")
2277 honks = gethonksbyxonker(userid, xid, wanted)
2278 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>`, xid, xid)
2279 templinfo["ServerMessage"] = msg
2280 default:
2281 http.NotFound(w, r)
2282 }
2283 if len(honks) > 0 {
2284 templinfo["TopHID"] = honks[0].ID
2285 } else {
2286 templinfo["TopHID"] = wanted
2287 }
2288 reverbolate(userid, honks)
2289 templinfo["Honks"] = honks
2290 templinfo["MapLink"] = getmaplink(u)
2291 templinfo["User"], _ = butwhatabout(u.Username)
2292 w.Header().Set("Content-Type", "text/html; charset=utf-8")
2293 err := readviews.Execute(w, "honkfrags.html", templinfo)
2294 if err != nil {
2295 log.Printf("frag error: %s", err)
2296 }
2297}
2298
2299var honkline = make(chan bool)
2300
2301func honkhonkline() {
2302 for {
2303 select {
2304 case honkline <- true:
2305 default:
2306 return
2307 }
2308 }
2309}
2310
2311func apihandler(w http.ResponseWriter, r *http.Request) {
2312 u := login.GetUserInfo(r)
2313 userid := u.UserID
2314 user, _ := butwhatabout(u.Username)
2315 action := r.FormValue("action")
2316 wait, _ := strconv.ParseInt(r.FormValue("wait"), 10, 0)
2317 log.Printf("api request '%s' on behalf of %s", action, u.Username)
2318 switch action {
2319 case "honk":
2320 h := submithonk(w, r)
2321 if h == nil {
2322 return
2323 }
2324 w.Write([]byte(h.XID))
2325 case "donk":
2326 d, err := submitdonk(w, r)
2327 if err != nil {
2328 if err == http.ErrMissingFile {
2329 http.Error(w, "missing donk", http.StatusBadRequest)
2330 }
2331 return
2332 }
2333 w.Write([]byte(d.XID))
2334 case "zonkit":
2335 zonkit(w, r)
2336 case "gethonks":
2337 var honks []*Honk
2338 wanted, _ := strconv.ParseInt(r.FormValue("after"), 10, 0)
2339 page := r.FormValue("page")
2340 var waitchan <-chan time.Time
2341 requery:
2342 switch page {
2343 case "atme":
2344 honks = gethonksforme(userid, wanted)
2345 honks = osmosis(honks, userid, false)
2346 case "longago":
2347 honks = gethonksfromlongago(userid, wanted)
2348 honks = osmosis(honks, userid, false)
2349 case "home":
2350 honks = gethonksforuser(userid, wanted)
2351 honks = osmosis(honks, userid, true)
2352 default:
2353 http.Error(w, "unknown page", http.StatusNotFound)
2354 return
2355 }
2356 if len(honks) == 0 && wait > 0 {
2357 if waitchan == nil {
2358 waitchan = time.After(time.Duration(wait) * time.Second)
2359 }
2360 select {
2361 case <-honkline:
2362 goto requery
2363 case <-waitchan:
2364 }
2365 }
2366 reverbolate(userid, honks)
2367 j := junk.New()
2368 j["honks"] = honks
2369 j.Write(w)
2370 case "sendactivity":
2371 public := r.FormValue("public") == "1"
2372 rcpts := boxuprcpts(user, r.Form["rcpt"], public)
2373 msg := []byte(r.FormValue("msg"))
2374 for rcpt := range rcpts {
2375 go deliverate(0, userid, rcpt, msg)
2376 }
2377 default:
2378 http.Error(w, "unknown action", http.StatusNotFound)
2379 return
2380 }
2381}
2382
2383var endoftheworld = make(chan bool)
2384var readyalready = make(chan bool)
2385var workinprogress = 0
2386
2387func enditall() {
2388 sig := make(chan os.Signal)
2389 signal.Notify(sig, os.Interrupt)
2390 signal.Notify(sig, syscall.SIGTERM)
2391 <-sig
2392 log.Printf("stopping...")
2393 for i := 0; i < workinprogress; i++ {
2394 endoftheworld <- true
2395 }
2396 log.Printf("waiting...")
2397 for i := 0; i < workinprogress; i++ {
2398 <-readyalready
2399 }
2400 log.Printf("apocalypse")
2401 os.Exit(0)
2402}
2403
2404var preservehooks []func()
2405
2406func wait100ms() chan struct{} {
2407 c := make(chan struct{})
2408 go func() {
2409 time.Sleep(100 * time.Millisecond)
2410 close(c)
2411 }()
2412 return c
2413}
2414
2415func bgmonitor() {
2416 for {
2417 time.Sleep(50 * time.Minute)
2418 }
2419}
2420
2421func serve() {
2422 db := opendatabase()
2423 login.Init(db)
2424
2425 listener, err := openListener()
2426 if err != nil {
2427 log.Fatal(err)
2428 }
2429 go runBackendServer()
2430 go enditall()
2431 go redeliverator()
2432 go tracker()
2433 go bgmonitor()
2434 w100 := wait100ms()
2435
2436 readviews = templates.Load(debugMode,
2437 viewDir+"/views/honkpage.html",
2438 viewDir+"/views/honkfrags.html",
2439 viewDir+"/views/honkers.html",
2440 viewDir+"/views/chatter.html",
2441 viewDir+"/views/hfcs.html",
2442 viewDir+"/views/combos.html",
2443 viewDir+"/views/honkform.html",
2444 viewDir+"/views/honk.html",
2445 viewDir+"/views/account.html",
2446 viewDir+"/views/about.html",
2447 viewDir+"/views/funzone.html",
2448 viewDir+"/views/login.html",
2449 viewDir+"/views/xzone.html",
2450 viewDir+"/views/msg.html",
2451 viewDir+"/views/header.html",
2452 viewDir+"/views/onts.html",
2453 viewDir+"/views/honkpage.js",
2454 )
2455 if !debugMode {
2456 assets := []string{viewDir + "/views/style.css", dataDir + "/views/local.css", viewDir + "/views/honkpage.js"}
2457 for _, s := range assets {
2458 savedassetparams[s] = getassetparam(s)
2459 }
2460 loadAvatarColors()
2461 }
2462 <-w100
2463
2464 for _, h := range preservehooks {
2465 h()
2466 }
2467
2468 mux := mux.NewRouter()
2469 mux.Use(login.Checker)
2470
2471 mux.Handle("/api", login.TokenRequired(http.HandlerFunc(apihandler)))
2472
2473 posters := mux.Methods("POST").Subrouter()
2474 getters := mux.Methods("GET").Subrouter()
2475
2476 getters.HandleFunc("/", homepage)
2477 getters.HandleFunc("/home", homepage)
2478 getters.HandleFunc("/front", homepage)
2479 getters.HandleFunc("/events", homepage)
2480 getters.HandleFunc("/robots.txt", nomoroboto)
2481 getters.HandleFunc("/rss", showrss)
2482 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}", showuser)
2483 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/"+honkSep+"/{xid:[[:alnum:]]+}", showonehonk)
2484 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/rss", showrss)
2485 posters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/inbox", inbox)
2486 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/outbox", outbox)
2487 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/followers", emptiness)
2488 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/following", emptiness)
2489 getters.HandleFunc("/a", avatate)
2490 getters.HandleFunc("/o", thelistingoftheontologies)
2491 getters.HandleFunc("/o/{name:.+}", showontology)
2492 getters.HandleFunc("/d/{xid:[[:alnum:].]+}", servefile)
2493 getters.HandleFunc("/emu/{emu:[^.]*[^/]+}", serveemu)
2494 getters.HandleFunc("/meme/{meme:[^.]*[^/]+}", servememe)
2495 getters.HandleFunc("/.well-known/webfinger", fingerlicker)
2496
2497 getters.HandleFunc("/flag/{code:.+}", showflag)
2498
2499 getters.HandleFunc("/server", serveractor)
2500 posters.HandleFunc("/server/inbox", serverinbox)
2501 posters.HandleFunc("/inbox", serverinbox)
2502
2503 getters.HandleFunc("/style.css", serveasset)
2504 getters.HandleFunc("/local.css", serveasset)
2505 getters.HandleFunc("/honkpage.js", serveasset)
2506 getters.HandleFunc("/about", servehtml)
2507 getters.HandleFunc("/login", servehtml)
2508 posters.HandleFunc("/dologin", login.LoginFunc)
2509 getters.HandleFunc("/logout", login.LogoutFunc)
2510 getters.HandleFunc("/help/{name:[[:alnum:]_.-]+}", servehelp)
2511
2512 loggedin := mux.NewRoute().Subrouter()
2513 loggedin.Use(login.Required)
2514 loggedin.HandleFunc("/first", homepage)
2515 loggedin.HandleFunc("/chatter", showchatter)
2516 loggedin.Handle("/sendchonk", login.CSRFWrap("sendchonk", http.HandlerFunc(submitchonk)))
2517 loggedin.HandleFunc("/saved", homepage)
2518 loggedin.HandleFunc("/account", accountpage)
2519 loggedin.HandleFunc("/funzone", showfunzone)
2520 loggedin.HandleFunc("/chpass", dochpass)
2521 loggedin.HandleFunc("/atme", homepage)
2522 loggedin.HandleFunc("/longago", homepage)
2523 loggedin.HandleFunc("/hfcs", hfcspage)
2524 loggedin.HandleFunc("/xzone", xzone)
2525 loggedin.HandleFunc("/newhonk", newhonkpage)
2526 loggedin.HandleFunc("/edit", edithonkpage)
2527 loggedin.Handle("/honk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitwebhonk)))
2528 loggedin.Handle("/bonk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitbonk)))
2529 loggedin.Handle("/zonkit", login.CSRFWrap("honkhonk", http.HandlerFunc(zonkit)))
2530 loggedin.Handle("/savehfcs", login.CSRFWrap("filter", http.HandlerFunc(savehfcs)))
2531 loggedin.Handle("/saveuser", login.CSRFWrap("saveuser", http.HandlerFunc(saveuser)))
2532 loggedin.Handle("/ximport", login.CSRFWrap("ximport", http.HandlerFunc(ximport)))
2533 loggedin.HandleFunc("/honkers", showhonkers)
2534 loggedin.HandleFunc("/h/{name:[[:alnum:]_.-]+}", showhonker)
2535 loggedin.HandleFunc("/h", showhonker)
2536 loggedin.HandleFunc("/c/{name:[[:alnum:]_.-]+}", showcombo)
2537 loggedin.HandleFunc("/c", showcombos)
2538 loggedin.HandleFunc("/t", showconvoy)
2539 loggedin.HandleFunc("/q", showsearch)
2540 loggedin.HandleFunc("/hydra", webhydra)
2541 loggedin.Handle("/submithonker", login.CSRFWrap("submithonker", http.HandlerFunc(submithonker)))
2542
2543 err = http.Serve(listener, mux)
2544 if err != nil {
2545 log.Fatal(err)
2546 }
2547}