web.go (view raw)
1//
2// Copyright (c) 2019 Ted Unangst <tedu@tedunangst.com>
3//
4// Permission to use, copy, modify, and distribute this software for any
5// purpose with or without fee is hereby granted, provided that the above
6// copyright notice and this permission notice appear in all copies.
7//
8// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15
16package main
17
18import (
19 "bytes"
20 "database/sql"
21 "fmt"
22 "html/template"
23 "io"
24 notrand "math/rand"
25 "net/http"
26 "net/url"
27 "os"
28 "os/signal"
29 "regexp"
30 "sort"
31 "strconv"
32 "strings"
33 "syscall"
34 "time"
35 "unicode/utf8"
36
37 "github.com/gorilla/mux"
38 "humungus.tedunangst.com/r/webs/cache"
39 "humungus.tedunangst.com/r/webs/httpsig"
40 "humungus.tedunangst.com/r/webs/junk"
41 "humungus.tedunangst.com/r/webs/login"
42 "humungus.tedunangst.com/r/webs/rss"
43 "humungus.tedunangst.com/r/webs/templates"
44)
45
46var readviews *templates.Template
47
48var userSep = "u"
49var honkSep = "h"
50
51var develMode = false
52
53var allemus []Emu
54
55func getuserstyle(u *login.UserInfo) template.HTMLAttr {
56 if u == nil {
57 return ""
58 }
59 user, _ := butwhatabout(u.Username)
60 class := template.HTMLAttr("")
61 if user.Options.SkinnyCSS {
62 class += `class="skinny"`
63 }
64 return class
65}
66
67func getmaplink(u *login.UserInfo) string {
68 if u == nil {
69 return "osm"
70 }
71 user, _ := butwhatabout(u.Username)
72 ml := user.Options.MapLink
73 if ml == "" {
74 ml = "osm"
75 }
76 return ml
77}
78
79func getInfo(r *http.Request) map[string]interface{} {
80 templinfo := make(map[string]interface{})
81 templinfo["StyleParam"] = getassetparam(viewDir + "/views/style.css")
82 templinfo["LocalStyleParam"] = getassetparam(dataDir + "/views/local.css")
83 templinfo["JSParam"] = getassetparam(viewDir + "/views/honkpage.js")
84 templinfo["LocalJSParam"] = getassetparam(dataDir + "/views/local.js")
85 templinfo["MiscJSParam"] = getassetparam(dataDir + "/views/misc.js")
86 templinfo["ServerName"] = serverName
87 templinfo["IconName"] = iconName
88 templinfo["UserSep"] = userSep
89 if u := login.GetUserInfo(r); u != nil {
90 templinfo["UserInfo"], _ = butwhatabout(u.Username)
91 templinfo["UserStyle"] = getuserstyle(u)
92 var combos []string
93 combocache.Get(u.UserID, &combos)
94 templinfo["Combos"] = combos
95 }
96 return templinfo
97}
98
99func homepage(w http.ResponseWriter, r *http.Request) {
100 templinfo := getInfo(r)
101 u := login.GetUserInfo(r)
102 var honks []*Honk
103 var userid int64 = -1
104
105 templinfo["ServerMessage"] = serverMsg
106 if u == nil || r.URL.Path == "/front" {
107 switch r.URL.Path {
108 case "/events":
109 honks = geteventhonks(userid)
110 templinfo["ServerMessage"] = "some recent and upcoming events"
111 default:
112 templinfo["ShowRSS"] = true
113 honks = getpublichonks()
114 }
115 } else {
116 userid = u.UserID
117 switch r.URL.Path {
118 case "/atme":
119 templinfo["ServerMessage"] = "at me!"
120 templinfo["PageName"] = "atme"
121 honks = gethonksforme(userid, 0)
122 honks = osmosis(honks, userid, false)
123 menewnone(userid)
124 templinfo["UserInfo"], _ = butwhatabout(u.Username)
125 case "/longago":
126 templinfo["ServerMessage"] = "long ago and far away!"
127 templinfo["PageName"] = "longago"
128 honks = gethonksfromlongago(userid, 0)
129 honks = osmosis(honks, userid, false)
130 case "/events":
131 templinfo["ServerMessage"] = "some recent and upcoming events"
132 templinfo["PageName"] = "events"
133 honks = geteventhonks(userid)
134 honks = osmosis(honks, userid, true)
135 case "/first":
136 templinfo["PageName"] = "first"
137 honks = gethonksforuserfirstclass(userid, 0)
138 honks = osmosis(honks, userid, true)
139 case "/saved":
140 templinfo["ServerMessage"] = "saved honks"
141 templinfo["PageName"] = "saved"
142 honks = getsavedhonks(userid, 0)
143 default:
144 templinfo["PageName"] = "home"
145 honks = gethonksforuser(userid, 0)
146 honks = osmosis(honks, userid, true)
147 }
148 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
149 }
150
151 honkpage(w, u, honks, templinfo)
152}
153
154func showemus(w http.ResponseWriter, r *http.Request) {
155 templinfo := getInfo(r)
156 templinfo["Emus"] = allemus
157 err := readviews.Execute(w, "emus.html", templinfo)
158 if err != nil {
159 elog.Print(err)
160 }
161}
162
163func showfunzone(w http.ResponseWriter, r *http.Request) {
164 var emunames, memenames []string
165 emuext := make(map[string]string)
166 dir, err := os.Open(dataDir + "/emus")
167 if err == nil {
168 emunames, _ = dir.Readdirnames(0)
169 dir.Close()
170 }
171 for i, e := range emunames {
172 if len(e) > 4 {
173 emunames[i] = e[:len(e)-4]
174 emuext[emunames[i]] = e[len(e)-4:]
175 }
176 }
177 dir, err = os.Open(dataDir + "/memes")
178 if err == nil {
179 memenames, _ = dir.Readdirnames(0)
180 dir.Close()
181 }
182 sort.Strings(emunames)
183 sort.Strings(memenames)
184 templinfo := getInfo(r)
185 templinfo["Emus"] = emunames
186 templinfo["Emuext"] = emuext
187 templinfo["Memes"] = memenames
188 err = readviews.Execute(w, "funzone.html", templinfo)
189 if err != nil {
190 elog.Print(err)
191 }
192}
193
194func showrss(w http.ResponseWriter, r *http.Request) {
195 name := mux.Vars(r)["name"]
196
197 var honks []*Honk
198 if name != "" {
199 honks = gethonksbyuser(name, false, 0)
200 } else {
201 honks = getpublichonks()
202 }
203 reverbolate(-1, honks)
204
205 home := fmt.Sprintf("https://%s/", serverName)
206 base := home
207 if name != "" {
208 home += "u/" + name
209 name += " "
210 }
211 feed := rss.Feed{
212 Title: name + "honk",
213 Link: home,
214 Description: name + "honk rss",
215 Image: &rss.Image{
216 URL: base + "icon.png",
217 Title: name + "honk rss",
218 Link: home,
219 },
220 }
221 var modtime time.Time
222 for _, honk := range honks {
223 if !firstclass(honk) {
224 continue
225 }
226 desc := string(honk.HTML)
227 if t := honk.Time; t != nil {
228 desc += fmt.Sprintf(`<p>Time: %s`, t.StartTime.Local().Format("03:04PM EDT Mon Jan 02"))
229 if t.Duration != 0 {
230 desc += fmt.Sprintf(`<br>Duration: %s`, t.Duration)
231 }
232 }
233 if p := honk.Place; p != nil {
234 desc += string(templates.Sprintf(`<p>Location: <a href="%s">%s</a> %f %f`,
235 p.Url, p.Name, p.Latitude, p.Longitude))
236 }
237 for _, d := range honk.Donks {
238 desc += string(templates.Sprintf(`<p><a href="%s">Attachment: %s</a>`,
239 d.URL, d.Desc))
240 if strings.HasPrefix(d.Media, "image") {
241 desc += string(templates.Sprintf(`<img src="%s">`, d.URL))
242 }
243 }
244
245 feed.Items = append(feed.Items, &rss.Item{
246 Title: fmt.Sprintf("%s %s %s", honk.Username, honk.What, honk.XID),
247 Description: rss.CData{Data: desc},
248 Link: honk.URL,
249 PubDate: honk.Date.Format(time.RFC1123),
250 Guid: &rss.Guid{IsPermaLink: true, Value: honk.URL},
251 })
252 if honk.Date.After(modtime) {
253 modtime = honk.Date
254 }
255 }
256 if !develMode {
257 w.Header().Set("Cache-Control", "max-age=300")
258 w.Header().Set("Last-Modified", modtime.Format(http.TimeFormat))
259 }
260
261 err := feed.Write(w)
262 if err != nil {
263 elog.Printf("error writing rss: %s", err)
264 }
265}
266
267func crappola(j junk.Junk) bool {
268 t, _ := j.GetString("type")
269 a, _ := j.GetString("actor")
270 o, _ := j.GetString("object")
271 if t == "Delete" && a == o {
272 dlog.Printf("crappola from %s", a)
273 return true
274 }
275 return false
276}
277
278func ping(user *WhatAbout, who string) {
279 if targ := fullname(who, user.ID); targ != "" {
280 who = targ
281 }
282 if !strings.HasPrefix(who, "https:") {
283 who = gofish(who)
284 }
285 if who == "" {
286 ilog.Printf("nobody to ping!")
287 return
288 }
289 var box *Box
290 ok := boxofboxes.Get(who, &box)
291 if !ok {
292 ilog.Printf("no inbox to ping %s", who)
293 return
294 }
295 ilog.Printf("sending ping to %s", box.In)
296 j := junk.New()
297 j["@context"] = itiswhatitis
298 j["type"] = "Ping"
299 j["id"] = user.URL + "/ping/" + xfiltrate()
300 j["actor"] = user.URL
301 j["to"] = who
302 ki := ziggy(user.ID)
303 if ki == nil {
304 return
305 }
306 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
307 if err != nil {
308 elog.Printf("can't send ping: %s", err)
309 return
310 }
311 ilog.Printf("sent ping to %s: %s", who, j["id"])
312}
313
314func pong(user *WhatAbout, who string, obj string) {
315 var box *Box
316 ok := boxofboxes.Get(who, &box)
317 if !ok {
318 ilog.Printf("no inbox to pong %s", who)
319 return
320 }
321 j := junk.New()
322 j["@context"] = itiswhatitis
323 j["type"] = "Pong"
324 j["id"] = user.URL + "/pong/" + xfiltrate()
325 j["actor"] = user.URL
326 j["to"] = who
327 j["object"] = obj
328 ki := ziggy(user.ID)
329 if ki == nil {
330 return
331 }
332 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
333 if err != nil {
334 elog.Printf("can't send pong: %s", err)
335 return
336 }
337}
338
339func inbox(w http.ResponseWriter, r *http.Request) {
340 name := mux.Vars(r)["name"]
341 user, err := butwhatabout(name)
342 if err != nil {
343 http.NotFound(w, r)
344 return
345 }
346 if stealthmode(user.ID, r) {
347 http.NotFound(w, r)
348 return
349 }
350 var buf bytes.Buffer
351 limiter := io.LimitReader(r.Body, 1*1024*1024)
352 io.Copy(&buf, limiter)
353 payload := buf.Bytes()
354 j, err := junk.FromBytes(payload)
355 if err != nil {
356 ilog.Printf("bad payload: %s", err)
357 ilog.Writer().Write(payload)
358 ilog.Writer().Write([]byte{'\n'})
359 return
360 }
361
362 if crappola(j) {
363 return
364 }
365 what, _ := j.GetString("type")
366 obj, _ := j.GetString("object")
367 if what == "Like" || (what == "EmojiReact" && originate(obj) != serverName) {
368 return
369 }
370 who, _ := j.GetString("actor")
371 if rejectactor(user.ID, who) {
372 return
373 }
374
375 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
376 if err != nil && keyname != "" {
377 savingthrow(keyname)
378 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
379 }
380 if err != nil {
381 ilog.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
382 if keyname != "" {
383 ilog.Printf("bad signature from %s", keyname)
384 ilog.Writer().Write(payload)
385 ilog.Writer().Write([]byte{'\n'})
386 }
387 http.Error(w, "what did you call me?", http.StatusTeapot)
388 return
389 }
390 origin := keymatch(keyname, who)
391 if origin == "" {
392 ilog.Printf("keyname actor mismatch: %s <> %s", keyname, who)
393 return
394 }
395
396 switch what {
397 case "Ping":
398 id, _ := j.GetString("id")
399 ilog.Printf("ping from %s: %s", who, id)
400 pong(user, who, obj)
401 case "Pong":
402 ilog.Printf("pong from %s: %s", who, obj)
403 case "Follow":
404 if obj != user.URL {
405 ilog.Printf("can't follow %s", obj)
406 return
407 }
408 followme(user, who, who, j)
409 case "Accept":
410 followyou2(user, j)
411 case "Reject":
412 nofollowyou2(user, j)
413 case "Update":
414 obj, ok := j.GetMap("object")
415 if ok {
416 what, _ := obj.GetString("type")
417 switch what {
418 case "Service":
419 fallthrough
420 case "Person":
421 return
422 case "Question":
423 return
424 case "Note":
425 go xonksaver(user, j, origin)
426 return
427 }
428 }
429 ilog.Printf("unknown Update activity")
430 dumpactivity(j)
431 case "Undo":
432 obj, ok := j.GetMap("object")
433 if !ok {
434 folxid, ok := j.GetString("object")
435 if ok && originate(folxid) == origin {
436 unfollowme(user, "", "", j)
437 }
438 return
439 }
440 what, _ := obj.GetString("type")
441 switch what {
442 case "Follow":
443 unfollowme(user, who, who, j)
444 case "Announce":
445 xid, _ := obj.GetString("object")
446 dlog.Printf("undo announce: %s", xid)
447 case "Like":
448 default:
449 ilog.Printf("unknown undo: %s", what)
450 }
451 case "EmojiReact":
452 obj, ok := j.GetString("object")
453 if ok {
454 content, _ := j.GetString("content")
455 addreaction(user, obj, who, content)
456 }
457 default:
458 go xonksaver(user, j, origin)
459 }
460}
461
462func serverinbox(w http.ResponseWriter, r *http.Request) {
463 user := getserveruser()
464 if stealthmode(user.ID, r) {
465 http.NotFound(w, r)
466 return
467 }
468 var buf bytes.Buffer
469 io.Copy(&buf, r.Body)
470 payload := buf.Bytes()
471 j, err := junk.FromBytes(payload)
472 if err != nil {
473 ilog.Printf("bad payload: %s", err)
474 ilog.Writer().Write(payload)
475 ilog.Writer().Write([]byte{'\n'})
476 return
477 }
478 if crappola(j) {
479 return
480 }
481 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
482 if err != nil && keyname != "" {
483 savingthrow(keyname)
484 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
485 }
486 if err != nil {
487 ilog.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
488 if keyname != "" {
489 ilog.Printf("bad signature from %s", keyname)
490 ilog.Writer().Write(payload)
491 ilog.Writer().Write([]byte{'\n'})
492 }
493 http.Error(w, "what did you call me?", http.StatusTeapot)
494 return
495 }
496 who, _ := j.GetString("actor")
497 origin := keymatch(keyname, who)
498 if origin == "" {
499 ilog.Printf("keyname actor mismatch: %s <> %s", keyname, who)
500 return
501 }
502 if rejectactor(user.ID, who) {
503 return
504 }
505 re_ont := regexp.MustCompile("https://" + serverName + "/o/([\\pL[:digit:]]+)")
506 what, _ := j.GetString("type")
507 dlog.Printf("server got a %s", what)
508 switch what {
509 case "Follow":
510 obj, _ := j.GetString("object")
511 if obj == user.URL {
512 ilog.Printf("can't follow the server!")
513 return
514 }
515 m := re_ont.FindStringSubmatch(obj)
516 if len(m) != 2 {
517 ilog.Printf("not sure how to handle this")
518 return
519 }
520 ont := "#" + m[1]
521
522 followme(user, who, ont, j)
523 case "Undo":
524 obj, ok := j.GetMap("object")
525 if !ok {
526 ilog.Printf("unknown undo no object")
527 return
528 }
529 what, _ := obj.GetString("type")
530 if what != "Follow" {
531 ilog.Printf("unknown undo: %s", what)
532 return
533 }
534 targ, _ := obj.GetString("object")
535 m := re_ont.FindStringSubmatch(targ)
536 if len(m) != 2 {
537 ilog.Printf("not sure how to handle this")
538 return
539 }
540 ont := "#" + m[1]
541 unfollowme(user, who, ont, j)
542 default:
543 ilog.Printf("unhandled server activity: %s", what)
544 dumpactivity(j)
545 }
546}
547
548func serveractor(w http.ResponseWriter, r *http.Request) {
549 user := getserveruser()
550 if stealthmode(user.ID, r) {
551 http.NotFound(w, r)
552 return
553 }
554 j := junkuser(user)
555 j.Write(w)
556}
557
558func ximport(w http.ResponseWriter, r *http.Request) {
559 u := login.GetUserInfo(r)
560 xid := strings.TrimSpace(r.FormValue("xid"))
561 xonk := getxonk(u.UserID, xid)
562 if xonk == nil {
563 p, _ := investigate(xid)
564 if p != nil {
565 xid = p.XID
566 }
567 j, err := GetJunk(u.UserID, xid)
568 if err != nil {
569 http.Error(w, "error getting external object", http.StatusInternalServerError)
570 ilog.Printf("error getting external object: %s", err)
571 return
572 }
573 allinjest(originate(xid), j)
574 dlog.Printf("importing %s", xid)
575 user, _ := butwhatabout(u.Username)
576
577 info, _ := somethingabout(j)
578 if info == nil {
579 xonk = xonksaver(user, j, originate(xid))
580 } else if info.What == SomeActor {
581 outbox, _ := j.GetString("outbox")
582 gimmexonks(user, outbox)
583 http.Redirect(w, r, "/h?xid="+url.QueryEscape(xid), http.StatusSeeOther)
584 return
585 } else if info.What == SomeCollection {
586 gimmexonks(user, xid)
587 http.Redirect(w, r, "/xzone", http.StatusSeeOther)
588 return
589 }
590 }
591 convoy := ""
592 if xonk != nil {
593 convoy = xonk.Convoy
594 }
595 http.Redirect(w, r, "/t?c="+url.QueryEscape(convoy), http.StatusSeeOther)
596}
597
598func xzone(w http.ResponseWriter, r *http.Request) {
599 u := login.GetUserInfo(r)
600 rows, err := stmtRecentHonkers.Query(u.UserID, u.UserID)
601 if err != nil {
602 elog.Printf("query err: %s", err)
603 return
604 }
605 defer rows.Close()
606 var honkers []Honker
607 for rows.Next() {
608 var xid string
609 rows.Scan(&xid)
610 honkers = append(honkers, Honker{XID: xid})
611 }
612 rows.Close()
613 for i, _ := range honkers {
614 _, honkers[i].Handle = handles(honkers[i].XID)
615 }
616 templinfo := getInfo(r)
617 templinfo["XCSRF"] = login.GetCSRF("ximport", r)
618 templinfo["Honkers"] = honkers
619 err = readviews.Execute(w, "xzone.html", templinfo)
620 if err != nil {
621 elog.Print(err)
622 }
623}
624
625var oldoutbox = cache.New(cache.Options{Filler: func(name string) ([]byte, bool) {
626 user, err := butwhatabout(name)
627 if err != nil {
628 return nil, false
629 }
630 honks := gethonksbyuser(name, false, 0)
631 if len(honks) > 20 {
632 honks = honks[0:20]
633 }
634
635 var jonks []junk.Junk
636 for _, h := range honks {
637 j, _ := jonkjonk(user, h)
638 jonks = append(jonks, j)
639 }
640
641 j := junk.New()
642 j["@context"] = itiswhatitis
643 j["id"] = user.URL + "/outbox"
644 j["attributedTo"] = user.URL
645 j["type"] = "OrderedCollection"
646 j["totalItems"] = len(jonks)
647 j["orderedItems"] = jonks
648
649 return j.ToBytes(), true
650}, Duration: 1 * time.Minute})
651
652func outbox(w http.ResponseWriter, r *http.Request) {
653 name := mux.Vars(r)["name"]
654 user, err := butwhatabout(name)
655 if err != nil {
656 http.NotFound(w, r)
657 return
658 }
659 if stealthmode(user.ID, r) {
660 http.NotFound(w, r)
661 return
662 }
663 var j []byte
664 ok := oldoutbox.Get(name, &j)
665 if ok {
666 w.Header().Set("Content-Type", theonetruename)
667 w.Write(j)
668 } else {
669 http.NotFound(w, r)
670 }
671}
672
673var oldempties = cache.New(cache.Options{Filler: func(url string) ([]byte, bool) {
674 colname := "/followers"
675 if strings.HasSuffix(url, "/following") {
676 colname = "/following"
677 }
678 user := fmt.Sprintf("https://%s%s", serverName, url[:len(url)-10])
679 j := junk.New()
680 j["@context"] = itiswhatitis
681 j["id"] = user + colname
682 j["attributedTo"] = user
683 j["type"] = "OrderedCollection"
684 j["totalItems"] = 0
685 j["orderedItems"] = []junk.Junk{}
686
687 return j.ToBytes(), true
688}})
689
690func emptiness(w http.ResponseWriter, r *http.Request) {
691 name := mux.Vars(r)["name"]
692 user, err := butwhatabout(name)
693 if err != nil {
694 http.NotFound(w, r)
695 return
696 }
697 if stealthmode(user.ID, r) {
698 http.NotFound(w, r)
699 return
700 }
701 var j []byte
702 ok := oldempties.Get(r.URL.Path, &j)
703 if ok {
704 w.Header().Set("Content-Type", theonetruename)
705 w.Write(j)
706 } else {
707 http.NotFound(w, r)
708 }
709}
710
711func showuser(w http.ResponseWriter, r *http.Request) {
712 name := mux.Vars(r)["name"]
713 user, err := butwhatabout(name)
714 if err != nil {
715 ilog.Printf("user not found %s: %s", name, err)
716 http.NotFound(w, r)
717 return
718 }
719 if stealthmode(user.ID, r) {
720 http.NotFound(w, r)
721 return
722 }
723 if friendorfoe(r.Header.Get("Accept")) {
724 j, ok := asjonker(name)
725 if ok {
726 w.Header().Set("Content-Type", theonetruename)
727 w.Write(j)
728 } else {
729 http.NotFound(w, r)
730 }
731 return
732 }
733 u := login.GetUserInfo(r)
734 honks := gethonksbyuser(name, u != nil && u.Username == name, 0)
735 templinfo := getInfo(r)
736 templinfo["PageName"] = "user"
737 templinfo["PageArg"] = name
738 templinfo["Name"] = user.Name
739 templinfo["WhatAbout"] = user.HTAbout
740 templinfo["ServerMessage"] = ""
741 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
742 honkpage(w, u, honks, templinfo)
743}
744
745func showhonker(w http.ResponseWriter, r *http.Request) {
746 u := login.GetUserInfo(r)
747 name := mux.Vars(r)["name"]
748 var honks []*Honk
749 if name == "" {
750 name = r.FormValue("xid")
751 honks = gethonksbyxonker(u.UserID, name, 0)
752 } else {
753 honks = gethonksbyhonker(u.UserID, name, 0)
754 }
755 miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
756<input type="hidden" name="CSRF" value="%s">
757<input type="hidden" name="url" value="%s">
758<button tabindex=1 name="add honker" value="add honker">add honker</button>
759</form>`, login.GetCSRF("submithonker", r), name)
760 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, name, name, miniform)
761 templinfo := getInfo(r)
762 templinfo["PageName"] = "honker"
763 templinfo["PageArg"] = name
764 templinfo["ServerMessage"] = msg
765 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
766 honkpage(w, u, honks, templinfo)
767}
768
769func showcombo(w http.ResponseWriter, r *http.Request) {
770 name := mux.Vars(r)["name"]
771 u := login.GetUserInfo(r)
772 honks := gethonksbycombo(u.UserID, name, 0)
773 honks = osmosis(honks, u.UserID, true)
774 templinfo := getInfo(r)
775 templinfo["PageName"] = "combo"
776 templinfo["PageArg"] = name
777 templinfo["ServerMessage"] = "honks by combo: " + name
778 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
779 honkpage(w, u, honks, templinfo)
780}
781func showconvoy(w http.ResponseWriter, r *http.Request) {
782 c := r.FormValue("c")
783 u := login.GetUserInfo(r)
784 honks := gethonksbyconvoy(u.UserID, c, 0)
785 templinfo := getInfo(r)
786 if len(honks) > 0 {
787 templinfo["TopHID"] = honks[0].ID
788 }
789 honks = osmosis(honks, u.UserID, false)
790 reversehonks(honks)
791 templinfo["PageName"] = "convoy"
792 templinfo["PageArg"] = c
793 templinfo["ServerMessage"] = "honks in convoy: " + c
794 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
795 honkpage(w, u, honks, templinfo)
796}
797func showsearch(w http.ResponseWriter, r *http.Request) {
798 q := r.FormValue("q")
799 u := login.GetUserInfo(r)
800 honks := gethonksbysearch(u.UserID, q, 0)
801 templinfo := getInfo(r)
802 templinfo["PageName"] = "search"
803 templinfo["PageArg"] = q
804 templinfo["ServerMessage"] = "honks for search: " + q
805 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
806 honkpage(w, u, honks, templinfo)
807}
808func showontology(w http.ResponseWriter, r *http.Request) {
809 name := mux.Vars(r)["name"]
810 u := login.GetUserInfo(r)
811 var userid int64 = -1
812 if u != nil {
813 userid = u.UserID
814 }
815 honks := gethonksbyontology(userid, "#"+name, 0)
816 if friendorfoe(r.Header.Get("Accept")) {
817 if len(honks) > 40 {
818 honks = honks[0:40]
819 }
820
821 var xids []string
822 for _, h := range honks {
823 xids = append(xids, h.XID)
824 }
825
826 user := getserveruser()
827
828 j := junk.New()
829 j["@context"] = itiswhatitis
830 j["id"] = fmt.Sprintf("https://%s/o/%s", serverName, name)
831 j["name"] = "#" + name
832 j["attributedTo"] = user.URL
833 j["type"] = "OrderedCollection"
834 j["totalItems"] = len(xids)
835 j["orderedItems"] = xids
836
837 j.Write(w)
838 return
839 }
840
841 templinfo := getInfo(r)
842 templinfo["ServerMessage"] = "honks by ontology: " + name
843 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
844 honkpage(w, u, honks, templinfo)
845}
846
847type Ont struct {
848 Name string
849 Count int64
850}
851
852func thelistingoftheontologies(w http.ResponseWriter, r *http.Request) {
853 u := login.GetUserInfo(r)
854 var userid int64 = -1
855 if u != nil {
856 userid = u.UserID
857 }
858 rows, err := stmtAllOnts.Query(userid)
859 if err != nil {
860 elog.Printf("selection error: %s", err)
861 return
862 }
863 defer rows.Close()
864 var onts []Ont
865 for rows.Next() {
866 var o Ont
867 err := rows.Scan(&o.Name, &o.Count)
868 if err != nil {
869 elog.Printf("error scanning ont: %s", err)
870 continue
871 }
872 if utf8.RuneCountInString(o.Name) > 24 {
873 continue
874 }
875 o.Name = o.Name[1:]
876 onts = append(onts, o)
877 }
878 sort.Slice(onts, func(i, j int) bool {
879 return onts[i].Name < onts[j].Name
880 })
881 if u == nil && !develMode {
882 w.Header().Set("Cache-Control", "max-age=300")
883 }
884 templinfo := getInfo(r)
885 templinfo["Onts"] = onts
886 templinfo["FirstRune"] = func(s string) rune { r, _ := utf8.DecodeRuneInString(s); return r }
887 err = readviews.Execute(w, "onts.html", templinfo)
888 if err != nil {
889 elog.Print(err)
890 }
891}
892
893type Track struct {
894 xid string
895 who string
896}
897
898func getbacktracks(xid string) []string {
899 c := make(chan bool)
900 dumptracks <- c
901 <-c
902 row := stmtGetTracks.QueryRow(xid)
903 var rawtracks string
904 err := row.Scan(&rawtracks)
905 if err != nil {
906 if err != sql.ErrNoRows {
907 elog.Printf("error scanning tracks: %s", err)
908 }
909 return nil
910 }
911 var rcpts []string
912 for _, f := range strings.Split(rawtracks, " ") {
913 idx := strings.LastIndexByte(f, '#')
914 if idx != -1 {
915 f = f[:idx]
916 }
917 if !strings.HasPrefix(f, "https://") {
918 f = fmt.Sprintf("%%https://%s/inbox", f)
919 }
920 rcpts = append(rcpts, f)
921 }
922 return rcpts
923}
924
925func savetracks(tracks map[string][]string) {
926 db := opendatabase()
927 tx, err := db.Begin()
928 if err != nil {
929 elog.Printf("savetracks begin error: %s", err)
930 return
931 }
932 defer func() {
933 err := tx.Commit()
934 if err != nil {
935 elog.Printf("savetracks commit error: %s", err)
936 }
937
938 }()
939 stmtGetTracks, err := tx.Prepare("select fetches from tracks where xid = ?")
940 if err != nil {
941 elog.Printf("savetracks error: %s", err)
942 return
943 }
944 stmtNewTracks, err := tx.Prepare("insert into tracks (xid, fetches) values (?, ?)")
945 if err != nil {
946 elog.Printf("savetracks error: %s", err)
947 return
948 }
949 stmtUpdateTracks, err := tx.Prepare("update tracks set fetches = ? where xid = ?")
950 if err != nil {
951 elog.Printf("savetracks error: %s", err)
952 return
953 }
954 count := 0
955 for xid, f := range tracks {
956 count += len(f)
957 var prev string
958 row := stmtGetTracks.QueryRow(xid)
959 err := row.Scan(&prev)
960 if err == sql.ErrNoRows {
961 f = oneofakind(f)
962 stmtNewTracks.Exec(xid, strings.Join(f, " "))
963 } else if err == nil {
964 all := append(strings.Split(prev, " "), f...)
965 all = oneofakind(all)
966 stmtUpdateTracks.Exec(strings.Join(all, " "))
967 } else {
968 elog.Printf("savetracks error: %s", err)
969 }
970 }
971 dlog.Printf("saved %d new fetches", count)
972}
973
974var trackchan = make(chan Track)
975var dumptracks = make(chan chan bool)
976
977func tracker() {
978 timeout := 4 * time.Minute
979 sleeper := time.NewTimer(timeout)
980 tracks := make(map[string][]string)
981 workinprogress++
982 for {
983 select {
984 case track := <-trackchan:
985 tracks[track.xid] = append(tracks[track.xid], track.who)
986 case <-sleeper.C:
987 if len(tracks) > 0 {
988 go savetracks(tracks)
989 tracks = make(map[string][]string)
990 }
991 sleeper.Reset(timeout)
992 case c := <-dumptracks:
993 if len(tracks) > 0 {
994 savetracks(tracks)
995 }
996 c <- true
997 case <-endoftheworld:
998 if len(tracks) > 0 {
999 savetracks(tracks)
1000 }
1001 readyalready <- true
1002 return
1003 }
1004 }
1005}
1006
1007var re_keyholder = regexp.MustCompile(`keyId="([^"]+)"`)
1008
1009func trackback(xid string, r *http.Request) {
1010 agent := r.UserAgent()
1011 who := originate(agent)
1012 sig := r.Header.Get("Signature")
1013 if sig != "" {
1014 m := re_keyholder.FindStringSubmatch(sig)
1015 if len(m) == 2 {
1016 who = m[1]
1017 }
1018 }
1019 if who != "" {
1020 trackchan <- Track{xid: xid, who: who}
1021 }
1022}
1023
1024func showonehonk(w http.ResponseWriter, r *http.Request) {
1025 name := mux.Vars(r)["name"]
1026 user, err := butwhatabout(name)
1027 if err != nil {
1028 http.NotFound(w, r)
1029 return
1030 }
1031 if stealthmode(user.ID, r) {
1032 http.NotFound(w, r)
1033 return
1034 }
1035 xid := fmt.Sprintf("https://%s%s", serverName, r.URL.Path)
1036
1037 if friendorfoe(r.Header.Get("Accept")) {
1038 j, ok := gimmejonk(xid)
1039 if ok {
1040 trackback(xid, r)
1041 w.Header().Set("Content-Type", theonetruename)
1042 w.Write(j)
1043 } else {
1044 http.NotFound(w, r)
1045 }
1046 return
1047 }
1048 honk := getxonk(user.ID, xid)
1049 if honk == nil {
1050 http.NotFound(w, r)
1051 return
1052 }
1053 u := login.GetUserInfo(r)
1054 if u != nil && u.UserID != user.ID {
1055 u = nil
1056 }
1057 if !honk.Public {
1058 if u == nil {
1059 http.NotFound(w, r)
1060 return
1061
1062 }
1063 honks := []*Honk{honk}
1064 donksforhonks(honks)
1065 templinfo := getInfo(r)
1066 templinfo["ServerMessage"] = "one honk maybe more"
1067 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1068 honkpage(w, u, honks, templinfo)
1069 return
1070 }
1071 rawhonks := gethonksbyconvoy(honk.UserID, honk.Convoy, 0)
1072 reversehonks(rawhonks)
1073 var honks []*Honk
1074 for _, h := range rawhonks {
1075 if h.XID == xid && len(honks) != 0 {
1076 h.Style += " glow"
1077 }
1078 if h.Public && (h.Whofore == 2 || h.IsAcked()) {
1079 honks = append(honks, h)
1080 }
1081 }
1082
1083 templinfo := getInfo(r)
1084 templinfo["ServerMessage"] = "one honk maybe more"
1085 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1086 honkpage(w, u, honks, templinfo)
1087}
1088
1089func honkpage(w http.ResponseWriter, u *login.UserInfo, honks []*Honk, templinfo map[string]interface{}) {
1090 var userid int64 = -1
1091 if u != nil {
1092 userid = u.UserID
1093 templinfo["User"], _ = butwhatabout(u.Username)
1094 }
1095 reverbolate(userid, honks)
1096 templinfo["Honks"] = honks
1097 templinfo["MapLink"] = getmaplink(u)
1098 if templinfo["TopHID"] == nil {
1099 if len(honks) > 0 {
1100 templinfo["TopHID"] = honks[0].ID
1101 } else {
1102 templinfo["TopHID"] = 0
1103 }
1104 }
1105 if u == nil && !develMode {
1106 w.Header().Set("Cache-Control", "max-age=60")
1107 }
1108 err := readviews.Execute(w, "honkpage.html", templinfo)
1109 if err != nil {
1110 elog.Print(err)
1111 }
1112}
1113
1114func saveuser(w http.ResponseWriter, r *http.Request) {
1115 whatabout := r.FormValue("whatabout")
1116 whatabout = strings.Replace(whatabout, "\r", "", -1)
1117 u := login.GetUserInfo(r)
1118 user, _ := butwhatabout(u.Username)
1119 db := opendatabase()
1120
1121 options := user.Options
1122 if r.FormValue("skinny") == "skinny" {
1123 options.SkinnyCSS = true
1124 } else {
1125 options.SkinnyCSS = false
1126 }
1127 if r.FormValue("omitimages") == "omitimages" {
1128 options.OmitImages = true
1129 } else {
1130 options.OmitImages = false
1131 }
1132 if r.FormValue("mentionall") == "mentionall" {
1133 options.MentionAll = true
1134 } else {
1135 options.MentionAll = false
1136 }
1137 if r.FormValue("inlineqts") == "inlineqts" {
1138 options.InlineQuotes = true
1139 } else {
1140 options.InlineQuotes = 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 ban := re_banner.FindString(whatabout)
1164 if ban != "" {
1165 whatabout = re_banner.ReplaceAllString(whatabout, "")
1166 ban = ban[7:]
1167 if ban[0] == ' ' {
1168 ban = ban[1:]
1169 }
1170 ban = fmt.Sprintf("https://%s/meme/%s", serverName, ban)
1171 }
1172 if ban != options.Banner {
1173 options.Banner = ban
1174 sendupdate = true
1175 }
1176 whatabout = strings.TrimSpace(whatabout)
1177 if whatabout != user.About {
1178 sendupdate = true
1179 }
1180 j, err := jsonify(options)
1181 if err == nil {
1182 _, err = db.Exec("update users set about = ?, options = ? where username = ?", whatabout, j, u.Username)
1183 }
1184 if err != nil {
1185 elog.Printf("error bouting what: %s", err)
1186 }
1187 somenamedusers.Clear(u.Username)
1188 somenumberedusers.Clear(u.UserID)
1189 oldjonkers.Clear(u.Username)
1190
1191 if sendupdate {
1192 updateMe(u.Username)
1193 }
1194
1195 http.Redirect(w, r, "/account", http.StatusSeeOther)
1196}
1197
1198func bonkit(xid string, user *WhatAbout) {
1199 dlog.Printf("bonking %s", xid)
1200
1201 xonk := getxonk(user.ID, xid)
1202 if xonk == nil {
1203 return
1204 }
1205 if !xonk.Public {
1206 return
1207 }
1208 if xonk.IsBonked() {
1209 return
1210 }
1211 donksforhonks([]*Honk{xonk})
1212
1213 _, err := stmtUpdateFlags.Exec(flagIsBonked, xonk.ID)
1214 if err != nil {
1215 elog.Printf("error acking bonk: %s", err)
1216 }
1217
1218 oonker := xonk.Oonker
1219 if oonker == "" {
1220 oonker = xonk.Honker
1221 }
1222 dt := time.Now().UTC()
1223 bonk := &Honk{
1224 UserID: user.ID,
1225 Username: user.Name,
1226 What: "bonk",
1227 Honker: user.URL,
1228 Oonker: oonker,
1229 XID: xonk.XID,
1230 RID: xonk.RID,
1231 Noise: xonk.Noise,
1232 Precis: xonk.Precis,
1233 URL: xonk.URL,
1234 Date: dt,
1235 Donks: xonk.Donks,
1236 Whofore: 2,
1237 Convoy: xonk.Convoy,
1238 Audience: []string{thewholeworld, oonker},
1239 Public: true,
1240 Format: xonk.Format,
1241 Place: xonk.Place,
1242 Onts: xonk.Onts,
1243 Time: xonk.Time,
1244 }
1245
1246 err = savehonk(bonk)
1247 if err != nil {
1248 elog.Printf("uh oh")
1249 return
1250 }
1251
1252 go honkworldwide(user, bonk)
1253}
1254
1255func submitbonk(w http.ResponseWriter, r *http.Request) {
1256 xid := r.FormValue("xid")
1257 userinfo := login.GetUserInfo(r)
1258 user, _ := butwhatabout(userinfo.Username)
1259
1260 bonkit(xid, user)
1261
1262 if r.FormValue("js") != "1" {
1263 templinfo := getInfo(r)
1264 templinfo["ServerMessage"] = "Bonked!"
1265 err := readviews.Execute(w, "msg.html", templinfo)
1266 if err != nil {
1267 elog.Print(err)
1268 }
1269 }
1270}
1271
1272func sendzonkofsorts(xonk *Honk, user *WhatAbout, what string, aux string) {
1273 zonk := &Honk{
1274 What: what,
1275 XID: xonk.XID,
1276 Date: time.Now().UTC(),
1277 Audience: oneofakind(xonk.Audience),
1278 Noise: aux,
1279 }
1280 zonk.Public = loudandproud(zonk.Audience)
1281
1282 dlog.Printf("announcing %sed honk: %s", what, xonk.XID)
1283 go honkworldwide(user, zonk)
1284}
1285
1286func zonkit(w http.ResponseWriter, r *http.Request) {
1287 wherefore := r.FormValue("wherefore")
1288 what := r.FormValue("what")
1289 userinfo := login.GetUserInfo(r)
1290 user, _ := butwhatabout(userinfo.Username)
1291
1292 if wherefore == "save" {
1293 xonk := getxonk(userinfo.UserID, what)
1294 if xonk != nil {
1295 _, err := stmtUpdateFlags.Exec(flagIsSaved, xonk.ID)
1296 if err != nil {
1297 elog.Printf("error saving: %s", err)
1298 }
1299 }
1300 return
1301 }
1302
1303 if wherefore == "unsave" {
1304 xonk := getxonk(userinfo.UserID, what)
1305 if xonk != nil {
1306 _, err := stmtClearFlags.Exec(flagIsSaved, xonk.ID)
1307 if err != nil {
1308 elog.Printf("error unsaving: %s", err)
1309 }
1310 }
1311 return
1312 }
1313
1314 if wherefore == "react" {
1315 reaction := user.Options.Reaction
1316 if r2 := r.FormValue("reaction"); r2 != "" {
1317 reaction = r2
1318 }
1319 if reaction == "none" {
1320 return
1321 }
1322 xonk := getxonk(userinfo.UserID, what)
1323 if xonk != nil {
1324 _, err := stmtUpdateFlags.Exec(flagIsReacted, xonk.ID)
1325 if err != nil {
1326 elog.Printf("error saving: %s", err)
1327 }
1328 sendzonkofsorts(xonk, user, "react", reaction)
1329 }
1330 return
1331 }
1332
1333 // my hammer is too big, oh well
1334 defer oldjonks.Flush()
1335
1336 if wherefore == "ack" {
1337 xonk := getxonk(userinfo.UserID, what)
1338 if xonk != nil && !xonk.IsAcked() {
1339 _, err := stmtUpdateFlags.Exec(flagIsAcked, xonk.ID)
1340 if err != nil {
1341 elog.Printf("error acking: %s", err)
1342 }
1343 sendzonkofsorts(xonk, user, "ack", "")
1344 }
1345 return
1346 }
1347
1348 if wherefore == "deack" {
1349 xonk := getxonk(userinfo.UserID, what)
1350 if xonk != nil && xonk.IsAcked() {
1351 _, err := stmtClearFlags.Exec(flagIsAcked, xonk.ID)
1352 if err != nil {
1353 elog.Printf("error deacking: %s", err)
1354 }
1355 sendzonkofsorts(xonk, user, "deack", "")
1356 }
1357 return
1358 }
1359
1360 if wherefore == "bonk" {
1361 user, _ := butwhatabout(userinfo.Username)
1362 bonkit(what, user)
1363 return
1364 }
1365
1366 if wherefore == "unbonk" {
1367 xonk := getbonk(userinfo.UserID, what)
1368 if xonk != nil {
1369 deletehonk(xonk.ID)
1370 xonk = getxonk(userinfo.UserID, what)
1371 _, err := stmtClearFlags.Exec(flagIsBonked, xonk.ID)
1372 if err != nil {
1373 elog.Printf("error unbonking: %s", err)
1374 }
1375 sendzonkofsorts(xonk, user, "unbonk", "")
1376 }
1377 return
1378 }
1379
1380 if wherefore == "untag" {
1381 xonk := getxonk(userinfo.UserID, what)
1382 if xonk != nil {
1383 _, err := stmtUpdateFlags.Exec(flagIsUntagged, xonk.ID)
1384 if err != nil {
1385 elog.Printf("error untagging: %s", err)
1386 }
1387 }
1388 var badparents map[string]bool
1389 untagged.GetAndLock(userinfo.UserID, &badparents)
1390 badparents[what] = true
1391 untagged.Unlock()
1392 return
1393 }
1394
1395 ilog.Printf("zonking %s %s", wherefore, what)
1396 if wherefore == "zonk" {
1397 xonk := getxonk(userinfo.UserID, what)
1398 if xonk != nil {
1399 deletehonk(xonk.ID)
1400 if xonk.Whofore == 2 || xonk.Whofore == 3 {
1401 sendzonkofsorts(xonk, user, "zonk", "")
1402 }
1403 }
1404 }
1405 _, err := stmtSaveZonker.Exec(userinfo.UserID, what, wherefore)
1406 if err != nil {
1407 elog.Printf("error saving zonker: %s", err)
1408 return
1409 }
1410}
1411
1412func edithonkpage(w http.ResponseWriter, r *http.Request) {
1413 u := login.GetUserInfo(r)
1414 user, _ := butwhatabout(u.Username)
1415 xid := r.FormValue("xid")
1416 honk := getxonk(u.UserID, xid)
1417 if !canedithonk(user, honk) {
1418 http.Error(w, "no editing that please", http.StatusInternalServerError)
1419 return
1420 }
1421
1422 noise := honk.Noise
1423
1424 honks := []*Honk{honk}
1425 donksforhonks(honks)
1426 reverbolate(u.UserID, honks)
1427 templinfo := getInfo(r)
1428 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1429 templinfo["Honks"] = honks
1430 templinfo["MapLink"] = getmaplink(u)
1431 templinfo["Noise"] = noise
1432 templinfo["SavedPlace"] = honk.Place
1433 if tm := honk.Time; tm != nil {
1434 templinfo["ShowTime"] = " "
1435 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1436 if tm.Duration != 0 {
1437 templinfo["Duration"] = tm.Duration
1438 }
1439 }
1440 templinfo["ServerMessage"] = "honk edit 2"
1441 templinfo["IsPreview"] = true
1442 templinfo["UpdateXID"] = honk.XID
1443 if len(honk.Donks) > 0 {
1444 templinfo["SavedFile"] = honk.Donks[0].XID
1445 }
1446 err := readviews.Execute(w, "honkpage.html", templinfo)
1447 if err != nil {
1448 elog.Print(err)
1449 }
1450}
1451
1452func newhonkpage(w http.ResponseWriter, r *http.Request) {
1453 u := login.GetUserInfo(r)
1454 rid := r.FormValue("rid")
1455 noise := ""
1456
1457 xonk := getxonk(u.UserID, rid)
1458 if xonk != nil {
1459 _, replto := handles(xonk.Honker)
1460 if replto != "" {
1461 noise = "@" + replto + " "
1462 }
1463 }
1464
1465 templinfo := getInfo(r)
1466 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1467 templinfo["InReplyTo"] = rid
1468 templinfo["Noise"] = noise
1469 templinfo["ServerMessage"] = "compose honk"
1470 templinfo["IsPreview"] = true
1471 err := readviews.Execute(w, "honkpage.html", templinfo)
1472 if err != nil {
1473 elog.Print(err)
1474 }
1475}
1476
1477func canedithonk(user *WhatAbout, honk *Honk) bool {
1478 if honk == nil || honk.Honker != user.URL || honk.What == "bonk" {
1479 return false
1480 }
1481 return true
1482}
1483
1484func submitdonk(w http.ResponseWriter, r *http.Request) (*Donk, error) {
1485 if !strings.HasPrefix(strings.ToLower(r.Header.Get("Content-Type")), "multipart/form-data") {
1486 return nil, nil
1487 }
1488 file, filehdr, err := r.FormFile("donk")
1489 if err != nil {
1490 if err == http.ErrMissingFile {
1491 return nil, nil
1492 }
1493 elog.Printf("error reading donk: %s", err)
1494 http.Error(w, "error reading donk", http.StatusUnsupportedMediaType)
1495 return nil, err
1496 }
1497 var buf bytes.Buffer
1498 io.Copy(&buf, file)
1499 file.Close()
1500 data := buf.Bytes()
1501 var media, name string
1502 img, err := shrinkit(data)
1503 if err == nil {
1504 data = img.Data
1505 format := img.Format
1506 media = "image/" + format
1507 if format == "jpeg" {
1508 format = "jpg"
1509 }
1510 name = xfiltrate() + "." + format
1511 } else {
1512 ct := http.DetectContentType(data)
1513 switch ct {
1514 case "application/pdf":
1515 maxsize := 10000000
1516 if len(data) > maxsize {
1517 ilog.Printf("bad image: %s too much pdf: %d", err, len(data))
1518 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1519 return nil, err
1520 }
1521 media = ct
1522 name = filehdr.Filename
1523 if name == "" {
1524 name = xfiltrate() + ".pdf"
1525 }
1526 default:
1527 maxsize := 100000
1528 if len(data) > maxsize {
1529 ilog.Printf("bad image: %s too much text: %d", err, len(data))
1530 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1531 return nil, err
1532 }
1533 for i := 0; i < len(data); i++ {
1534 if data[i] < 32 && data[i] != '\t' && data[i] != '\r' && data[i] != '\n' {
1535 ilog.Printf("bad image: %s not text: %d", err, data[i])
1536 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1537 return nil, err
1538 }
1539 }
1540 media = "text/plain"
1541 name = filehdr.Filename
1542 if name == "" {
1543 name = xfiltrate() + ".txt"
1544 }
1545 }
1546 }
1547 desc := strings.TrimSpace(r.FormValue("donkdesc"))
1548 if desc == "" {
1549 desc = name
1550 }
1551 fileid, xid, err := savefileandxid(name, desc, "", media, true, data)
1552 if err != nil {
1553 elog.Printf("unable to save image: %s", err)
1554 http.Error(w, "failed to save attachment", http.StatusUnsupportedMediaType)
1555 return nil, err
1556 }
1557 d := &Donk{
1558 FileID: fileid,
1559 XID: xid,
1560 Desc: desc,
1561 Local: true,
1562 }
1563 return d, nil
1564}
1565
1566func websubmithonk(w http.ResponseWriter, r *http.Request) {
1567 h := submithonk(w, r)
1568 if h == nil {
1569 return
1570 }
1571 http.Redirect(w, r, h.XID[len(serverName)+8:], http.StatusSeeOther)
1572}
1573
1574// what a hot mess this function is
1575func submithonk(w http.ResponseWriter, r *http.Request) *Honk {
1576 rid := r.FormValue("rid")
1577 noise := r.FormValue("noise")
1578 format := r.FormValue("format")
1579 if format == "" {
1580 format = "markdown"
1581 }
1582 if !(format == "markdown" || format == "html") {
1583 http.Error(w, "unknown format", 500)
1584 return nil
1585 }
1586
1587 userinfo := login.GetUserInfo(r)
1588 user, _ := butwhatabout(userinfo.Username)
1589
1590 dt := time.Now().UTC()
1591 updatexid := r.FormValue("updatexid")
1592 var honk *Honk
1593 if updatexid != "" {
1594 honk = getxonk(userinfo.UserID, updatexid)
1595 if !canedithonk(user, honk) {
1596 http.Error(w, "no editing that please", http.StatusInternalServerError)
1597 return nil
1598 }
1599 honk.Date = dt
1600 honk.What = "update"
1601 honk.Format = format
1602 } else {
1603 xid := fmt.Sprintf("%s/%s/%s", user.URL, honkSep, xfiltrate())
1604 what := "honk"
1605 if rid != "" {
1606 what = "tonk"
1607 }
1608 honk = &Honk{
1609 UserID: userinfo.UserID,
1610 Username: userinfo.Username,
1611 What: what,
1612 Honker: user.URL,
1613 XID: xid,
1614 Date: dt,
1615 Format: format,
1616 }
1617 }
1618
1619 noise = strings.Replace(noise, "\r", "", -1)
1620 noise = quickrename(noise, userinfo.UserID)
1621 noise = hooterize(noise)
1622 honk.Noise = noise
1623 precipitate(honk)
1624 noise = honk.Noise
1625 translate(honk)
1626
1627 var convoy string
1628 if rid != "" {
1629 xonk := getxonk(userinfo.UserID, rid)
1630 if xonk == nil {
1631 http.Error(w, "replyto disappeared", http.StatusNotFound)
1632 return nil
1633 }
1634 if xonk.Public {
1635 honk.Audience = append(honk.Audience, xonk.Audience...)
1636 }
1637 convoy = xonk.Convoy
1638 for i, a := range honk.Audience {
1639 if a == thewholeworld {
1640 honk.Audience[0], honk.Audience[i] = honk.Audience[i], honk.Audience[0]
1641 break
1642 }
1643 }
1644 honk.RID = rid
1645 if xonk.Precis != "" && honk.Precis == "" {
1646 honk.Precis = xonk.Precis
1647 if !re_dangerous.MatchString(honk.Precis) {
1648 honk.Precis = "re: " + honk.Precis
1649 }
1650 }
1651 } else {
1652 honk.Audience = []string{thewholeworld}
1653 }
1654 if honk.Noise != "" && honk.Noise[0] == '@' {
1655 honk.Audience = append(grapevine(honk.Mentions), honk.Audience...)
1656 } else {
1657 honk.Audience = append(honk.Audience, grapevine(honk.Mentions)...)
1658 }
1659
1660 if convoy == "" {
1661 convoy = "data:,electrichonkytonk-" + xfiltrate()
1662 }
1663 butnottooloud(honk.Audience)
1664 honk.Audience = oneofakind(honk.Audience)
1665 if len(honk.Audience) == 0 {
1666 ilog.Printf("honk to nowhere")
1667 http.Error(w, "honk to nowhere...", http.StatusNotFound)
1668 return nil
1669 }
1670 honk.Public = loudandproud(honk.Audience)
1671 honk.Convoy = convoy
1672
1673 donkxid := r.FormValue("donkxid")
1674 if donkxid == "" {
1675 d, err := submitdonk(w, r)
1676 if err != nil && err != http.ErrMissingFile {
1677 return nil
1678 }
1679 if d != nil {
1680 honk.Donks = append(honk.Donks, d)
1681 donkxid = d.XID
1682 }
1683 } else {
1684 xid := donkxid
1685 url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1686 donk := finddonk(url)
1687 if donk != nil {
1688 honk.Donks = append(honk.Donks, donk)
1689 } else {
1690 ilog.Printf("can't find file: %s", xid)
1691 }
1692 }
1693 memetize(honk)
1694 imaginate(honk)
1695
1696 placename := strings.TrimSpace(r.FormValue("placename"))
1697 placelat := strings.TrimSpace(r.FormValue("placelat"))
1698 placelong := strings.TrimSpace(r.FormValue("placelong"))
1699 placeurl := strings.TrimSpace(r.FormValue("placeurl"))
1700 if placename != "" || placelat != "" || placelong != "" || placeurl != "" {
1701 p := new(Place)
1702 p.Name = placename
1703 p.Latitude, _ = strconv.ParseFloat(placelat, 64)
1704 p.Longitude, _ = strconv.ParseFloat(placelong, 64)
1705 p.Url = placeurl
1706 honk.Place = p
1707 }
1708 timestart := strings.TrimSpace(r.FormValue("timestart"))
1709 if timestart != "" {
1710 t := new(Time)
1711 now := time.Now().Local()
1712 for _, layout := range []string{"2006-01-02 3:04pm", "2006-01-02 15:04", "3:04pm", "15:04"} {
1713 start, err := time.ParseInLocation(layout, timestart, now.Location())
1714 if err == nil {
1715 if start.Year() == 0 {
1716 start = time.Date(now.Year(), now.Month(), now.Day(), start.Hour(), start.Minute(), 0, 0, now.Location())
1717 }
1718 t.StartTime = start
1719 break
1720 }
1721 }
1722 timeend := r.FormValue("timeend")
1723 dur := parseDuration(timeend)
1724 if dur != 0 {
1725 t.Duration = Duration(dur)
1726 }
1727 if !t.StartTime.IsZero() {
1728 honk.What = "event"
1729 honk.Time = t
1730 }
1731 }
1732
1733 if honk.Public {
1734 honk.Whofore = 2
1735 } else {
1736 honk.Whofore = 3
1737 }
1738
1739 // back to markdown
1740 honk.Noise = noise
1741
1742 if r.FormValue("preview") == "preview" {
1743 honks := []*Honk{honk}
1744 reverbolate(userinfo.UserID, honks)
1745 templinfo := getInfo(r)
1746 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1747 templinfo["Honks"] = honks
1748 templinfo["MapLink"] = getmaplink(userinfo)
1749 templinfo["InReplyTo"] = r.FormValue("rid")
1750 templinfo["Noise"] = r.FormValue("noise")
1751 templinfo["SavedFile"] = donkxid
1752 if tm := honk.Time; tm != nil {
1753 templinfo["ShowTime"] = " "
1754 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1755 if tm.Duration != 0 {
1756 templinfo["Duration"] = tm.Duration
1757 }
1758 }
1759 templinfo["IsPreview"] = true
1760 templinfo["UpdateXID"] = updatexid
1761 templinfo["ServerMessage"] = "honk preview"
1762 err := readviews.Execute(w, "honkpage.html", templinfo)
1763 if err != nil {
1764 elog.Print(err)
1765 }
1766 return nil
1767 }
1768
1769 if updatexid != "" {
1770 updatehonk(honk)
1771 oldjonks.Clear(honk.XID)
1772 } else {
1773 err := savehonk(honk)
1774 if err != nil {
1775 elog.Printf("uh oh")
1776 return nil
1777 }
1778 }
1779
1780 // reload for consistency
1781 honk.Donks = nil
1782 donksforhonks([]*Honk{honk})
1783
1784 go honkworldwide(user, honk)
1785
1786 return honk
1787}
1788
1789func showhonkers(w http.ResponseWriter, r *http.Request) {
1790 userinfo := login.GetUserInfo(r)
1791 templinfo := getInfo(r)
1792 templinfo["Honkers"] = gethonkers(userinfo.UserID)
1793 templinfo["HonkerCSRF"] = login.GetCSRF("submithonker", r)
1794 err := readviews.Execute(w, "honkers.html", templinfo)
1795 if err != nil {
1796 elog.Print(err)
1797 }
1798}
1799
1800func showchatter(w http.ResponseWriter, r *http.Request) {
1801 u := login.GetUserInfo(r)
1802 chatnewnone(u.UserID)
1803 chatter := loadchatter(u.UserID)
1804 for _, chat := range chatter {
1805 for _, ch := range chat.Chonks {
1806 filterchonk(ch)
1807 }
1808 }
1809
1810 templinfo := getInfo(r)
1811 templinfo["Chatter"] = chatter
1812 templinfo["ChonkCSRF"] = login.GetCSRF("sendchonk", r)
1813 err := readviews.Execute(w, "chatter.html", templinfo)
1814 if err != nil {
1815 elog.Print(err)
1816 }
1817}
1818
1819func submitchonk(w http.ResponseWriter, r *http.Request) {
1820 u := login.GetUserInfo(r)
1821 user, _ := butwhatabout(u.Username)
1822 noise := r.FormValue("noise")
1823 target := r.FormValue("target")
1824 format := "markdown"
1825 dt := time.Now().UTC()
1826 xid := fmt.Sprintf("%s/%s/%s", user.URL, "chonk", xfiltrate())
1827
1828 if !strings.HasPrefix(target, "https://") {
1829 target = fullname(target, u.UserID)
1830 }
1831 if target == "" {
1832 http.Error(w, "who is that?", http.StatusInternalServerError)
1833 return
1834 }
1835 ch := Chonk{
1836 UserID: u.UserID,
1837 XID: xid,
1838 Who: user.URL,
1839 Target: target,
1840 Date: dt,
1841 Noise: noise,
1842 Format: format,
1843 }
1844 d, err := submitdonk(w, r)
1845 if err != nil && err != http.ErrMissingFile {
1846 return
1847 }
1848 if d != nil {
1849 ch.Donks = append(ch.Donks, d)
1850 }
1851
1852 translatechonk(&ch)
1853 savechonk(&ch)
1854 // reload for consistency
1855 ch.Donks = nil
1856 donksforchonks([]*Chonk{&ch})
1857 go sendchonk(user, &ch)
1858
1859 http.Redirect(w, r, "/chatter", http.StatusSeeOther)
1860}
1861
1862var combocache = cache.New(cache.Options{Filler: func(userid int64) ([]string, bool) {
1863 honkers := gethonkers(userid)
1864 var combos []string
1865 for _, h := range honkers {
1866 combos = append(combos, h.Combos...)
1867 }
1868 for i, c := range combos {
1869 if c == "-" {
1870 combos[i] = ""
1871 }
1872 }
1873 combos = oneofakind(combos)
1874 sort.Strings(combos)
1875 return combos, true
1876}, Invalidator: &honkerinvalidator})
1877
1878func showcombos(w http.ResponseWriter, r *http.Request) {
1879 userinfo := login.GetUserInfo(r)
1880 var combos []string
1881 combocache.Get(userinfo.UserID, &combos)
1882 templinfo := getInfo(r)
1883 err := readviews.Execute(w, "combos.html", templinfo)
1884 if err != nil {
1885 elog.Print(err)
1886 }
1887}
1888
1889func websubmithonker(w http.ResponseWriter, r *http.Request) {
1890 h := submithonker(w, r)
1891 if h == nil {
1892 return
1893 }
1894 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1895}
1896
1897func submithonker(w http.ResponseWriter, r *http.Request) *Honker {
1898 u := login.GetUserInfo(r)
1899 user, _ := butwhatabout(u.Username)
1900 name := strings.TrimSpace(r.FormValue("name"))
1901 url := strings.TrimSpace(r.FormValue("url"))
1902 peep := r.FormValue("peep")
1903 combos := strings.TrimSpace(r.FormValue("combos"))
1904 combos = " " + combos + " "
1905 honkerid, _ := strconv.ParseInt(r.FormValue("honkerid"), 10, 0)
1906
1907 re_namecheck := regexp.MustCompile("^[\\pL[:digit:]_.-]+$")
1908 if name != "" && !re_namecheck.MatchString(name) {
1909 http.Error(w, "please use a plainer name", http.StatusInternalServerError)
1910 return nil
1911 }
1912
1913 var meta HonkerMeta
1914 meta.Notes = strings.TrimSpace(r.FormValue("notes"))
1915 mj, _ := jsonify(&meta)
1916
1917 defer honkerinvalidator.Clear(u.UserID)
1918
1919 // mostly dummy, fill in later...
1920 h := &Honker{
1921 ID: honkerid,
1922 }
1923
1924 if honkerid > 0 {
1925 if r.FormValue("delete") == "delete" {
1926 unfollowyou(user, honkerid)
1927 stmtDeleteHonker.Exec(honkerid)
1928 return h
1929 }
1930 if r.FormValue("unsub") == "unsub" {
1931 unfollowyou(user, honkerid)
1932 }
1933 if r.FormValue("sub") == "sub" {
1934 followyou(user, honkerid)
1935 }
1936 _, err := stmtUpdateHonker.Exec(name, combos, mj, honkerid, u.UserID)
1937 if err != nil {
1938 elog.Printf("update honker err: %s", err)
1939 return nil
1940 }
1941 return h
1942 }
1943
1944 if url == "" {
1945 http.Error(w, "subscribing to nothing?", http.StatusInternalServerError)
1946 return nil
1947 }
1948
1949 flavor := "presub"
1950 if peep == "peep" {
1951 flavor = "peep"
1952 }
1953
1954 id, err := savehonker(user, url, name, flavor, combos, mj)
1955 if err != nil {
1956 http.Error(w, "had some trouble with that: "+err.Error(), http.StatusInternalServerError)
1957 return nil
1958 }
1959 h.ID = id
1960 return h
1961}
1962
1963func hfcspage(w http.ResponseWriter, r *http.Request) {
1964 userinfo := login.GetUserInfo(r)
1965
1966 filters := getfilters(userinfo.UserID, filtAny)
1967
1968 templinfo := getInfo(r)
1969 templinfo["Filters"] = filters
1970 templinfo["FilterCSRF"] = login.GetCSRF("filter", r)
1971 err := readviews.Execute(w, "hfcs.html", templinfo)
1972 if err != nil {
1973 elog.Print(err)
1974 }
1975}
1976
1977func savehfcs(w http.ResponseWriter, r *http.Request) {
1978 userinfo := login.GetUserInfo(r)
1979 itsok := r.FormValue("itsok")
1980 if itsok == "iforgiveyou" {
1981 hfcsid, _ := strconv.ParseInt(r.FormValue("hfcsid"), 10, 0)
1982 _, err := stmtDeleteFilter.Exec(userinfo.UserID, hfcsid)
1983 if err != nil {
1984 elog.Printf("error deleting filter: %s", err)
1985 }
1986 filtInvalidator.Clear(userinfo.UserID)
1987 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
1988 return
1989 }
1990
1991 filt := new(Filter)
1992 filt.Name = strings.TrimSpace(r.FormValue("name"))
1993 filt.Date = time.Now().UTC()
1994 filt.Actor = strings.TrimSpace(r.FormValue("actor"))
1995 filt.IncludeAudience = r.FormValue("incaud") == "yes"
1996 filt.Text = strings.TrimSpace(r.FormValue("filttext"))
1997 filt.IsAnnounce = r.FormValue("isannounce") == "yes"
1998 filt.AnnounceOf = strings.TrimSpace(r.FormValue("announceof"))
1999 filt.Reject = r.FormValue("doreject") == "yes"
2000 filt.SkipMedia = r.FormValue("doskipmedia") == "yes"
2001 filt.Hide = r.FormValue("dohide") == "yes"
2002 filt.Collapse = r.FormValue("docollapse") == "yes"
2003 filt.Rewrite = strings.TrimSpace(r.FormValue("filtrewrite"))
2004 filt.Replace = strings.TrimSpace(r.FormValue("filtreplace"))
2005 if dur := parseDuration(r.FormValue("filtduration")); dur > 0 {
2006 filt.Expiration = time.Now().UTC().Add(dur)
2007 }
2008 filt.Notes = strings.TrimSpace(r.FormValue("filtnotes"))
2009
2010 if filt.Actor == "" && filt.Text == "" && !filt.IsAnnounce {
2011 ilog.Printf("blank filter")
2012 http.Error(w, "can't save a blank filter", http.StatusInternalServerError)
2013 return
2014 }
2015
2016 j, err := jsonify(filt)
2017 if err == nil {
2018 _, err = stmtSaveFilter.Exec(userinfo.UserID, j)
2019 }
2020 if err != nil {
2021 elog.Printf("error saving filter: %s", err)
2022 }
2023
2024 filtInvalidator.Clear(userinfo.UserID)
2025 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2026}
2027
2028func accountpage(w http.ResponseWriter, r *http.Request) {
2029 u := login.GetUserInfo(r)
2030 user, _ := butwhatabout(u.Username)
2031 templinfo := getInfo(r)
2032 templinfo["UserCSRF"] = login.GetCSRF("saveuser", r)
2033 templinfo["LogoutCSRF"] = login.GetCSRF("logout", r)
2034 templinfo["User"] = user
2035 about := user.About
2036 if ava := user.Options.Avatar; ava != "" {
2037 about += "\n\navatar: " + ava[strings.LastIndexByte(ava, '/')+1:]
2038 }
2039 if ban := user.Options.Banner; ban != "" {
2040 about += "\n\nbanner: " + ban[strings.LastIndexByte(ban, '/')+1:]
2041 }
2042 templinfo["WhatAbout"] = about
2043 err := readviews.Execute(w, "account.html", templinfo)
2044 if err != nil {
2045 elog.Print(err)
2046 }
2047}
2048
2049func dochpass(w http.ResponseWriter, r *http.Request) {
2050 err := login.ChangePassword(w, r)
2051 if err != nil {
2052 elog.Printf("error changing password: %s", err)
2053 }
2054 http.Redirect(w, r, "/account", http.StatusSeeOther)
2055}
2056
2057func fingerlicker(w http.ResponseWriter, r *http.Request) {
2058 orig := r.FormValue("resource")
2059
2060 dlog.Printf("finger lick: %s", orig)
2061
2062 if strings.HasPrefix(orig, "acct:") {
2063 orig = orig[5:]
2064 }
2065
2066 name := orig
2067 idx := strings.LastIndexByte(name, '/')
2068 if idx != -1 {
2069 name = name[idx+1:]
2070 if fmt.Sprintf("https://%s/%s/%s", serverName, userSep, name) != orig {
2071 ilog.Printf("foreign request rejected")
2072 name = ""
2073 }
2074 } else {
2075 idx = strings.IndexByte(name, '@')
2076 if idx != -1 {
2077 name = name[:idx]
2078 if !(name+"@"+serverName == orig || name+"@"+masqName == orig) {
2079 ilog.Printf("foreign request rejected")
2080 name = ""
2081 }
2082 }
2083 }
2084 user, err := butwhatabout(name)
2085 if err != nil {
2086 http.NotFound(w, r)
2087 return
2088 }
2089 if stealthmode(user.ID, r) {
2090 http.NotFound(w, r)
2091 return
2092 }
2093
2094 j := junk.New()
2095 j["subject"] = fmt.Sprintf("acct:%s@%s", user.Name, masqName)
2096 j["aliases"] = []string{user.URL}
2097 l := junk.New()
2098 l["rel"] = "self"
2099 l["type"] = `application/activity+json`
2100 l["href"] = user.URL
2101 j["links"] = []junk.Junk{l}
2102
2103 w.Header().Set("Content-Type", "application/jrd+json")
2104 j.Write(w)
2105}
2106
2107func somedays() string {
2108 secs := 432000 + notrand.Int63n(432000)
2109 return fmt.Sprintf("%d", secs)
2110}
2111
2112func avatate(w http.ResponseWriter, r *http.Request) {
2113 if develMode {
2114 loadAvatarColors()
2115 }
2116 n := r.FormValue("a")
2117 a := genAvatar(n)
2118 if !develMode {
2119 w.Header().Set("Cache-Control", "max-age="+somedays())
2120 }
2121 w.Write(a)
2122}
2123
2124func serveviewasset(w http.ResponseWriter, r *http.Request) {
2125 serveasset(w, r, viewDir)
2126}
2127func servedataasset(w http.ResponseWriter, r *http.Request) {
2128 if r.URL.Path == "/favicon.ico" {
2129 r.URL.Path = "/icon.png"
2130 }
2131 serveasset(w, r, dataDir)
2132}
2133
2134func serveasset(w http.ResponseWriter, r *http.Request, basedir string) {
2135 if !develMode {
2136 w.Header().Set("Cache-Control", "max-age=7776000")
2137 }
2138 http.ServeFile(w, r, basedir+"/views"+r.URL.Path)
2139}
2140func servehelp(w http.ResponseWriter, r *http.Request) {
2141 name := mux.Vars(r)["name"]
2142 if !develMode {
2143 w.Header().Set("Cache-Control", "max-age=3600")
2144 }
2145 http.ServeFile(w, r, viewDir+"/docs/"+name)
2146}
2147func servehtml(w http.ResponseWriter, r *http.Request) {
2148 u := login.GetUserInfo(r)
2149 templinfo := getInfo(r)
2150 templinfo["AboutMsg"] = aboutMsg
2151 templinfo["LoginMsg"] = loginMsg
2152 templinfo["HonkVersion"] = softwareVersion
2153 if r.URL.Path == "/about" {
2154 templinfo["Sensors"] = getSensors()
2155 }
2156 if u == nil && !develMode {
2157 w.Header().Set("Cache-Control", "max-age=60")
2158 }
2159 err := readviews.Execute(w, r.URL.Path[1:]+".html", templinfo)
2160 if err != nil {
2161 elog.Print(err)
2162 }
2163}
2164func serveemu(w http.ResponseWriter, r *http.Request) {
2165 emu := mux.Vars(r)["emu"]
2166
2167 w.Header().Set("Cache-Control", "max-age="+somedays())
2168 http.ServeFile(w, r, dataDir+"/emus/"+emu)
2169}
2170func servememe(w http.ResponseWriter, r *http.Request) {
2171 meme := mux.Vars(r)["meme"]
2172
2173 w.Header().Set("Cache-Control", "max-age="+somedays())
2174 http.ServeFile(w, r, dataDir+"/memes/"+meme)
2175}
2176
2177func servefile(w http.ResponseWriter, r *http.Request) {
2178 xid := mux.Vars(r)["xid"]
2179 var media string
2180 var data []byte
2181 row := stmtGetFileData.QueryRow(xid)
2182 err := row.Scan(&media, &data)
2183 if err != nil {
2184 elog.Printf("error loading file: %s", err)
2185 http.NotFound(w, r)
2186 return
2187 }
2188 w.Header().Set("Content-Type", media)
2189 w.Header().Set("X-Content-Type-Options", "nosniff")
2190 w.Header().Set("Cache-Control", "max-age="+somedays())
2191 w.Write(data)
2192}
2193
2194func nomoroboto(w http.ResponseWriter, r *http.Request) {
2195 io.WriteString(w, "User-agent: *\n")
2196 io.WriteString(w, "Disallow: /a\n")
2197 io.WriteString(w, "Disallow: /d/\n")
2198 io.WriteString(w, "Disallow: /meme/\n")
2199 io.WriteString(w, "Disallow: /o\n")
2200 io.WriteString(w, "Disallow: /o/\n")
2201 io.WriteString(w, "Disallow: /help/\n")
2202 for _, u := range allusers() {
2203 fmt.Fprintf(w, "Disallow: /%s/%s/%s/\n", userSep, u.Username, honkSep)
2204 }
2205}
2206
2207type Hydration struct {
2208 Tophid int64
2209 Srvmsg template.HTML
2210 Honks string
2211 MeCount int64
2212 ChatCount int64
2213}
2214
2215func webhydra(w http.ResponseWriter, r *http.Request) {
2216 u := login.GetUserInfo(r)
2217 userid := u.UserID
2218 templinfo := getInfo(r)
2219 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
2220 page := r.FormValue("page")
2221
2222 wanted, _ := strconv.ParseInt(r.FormValue("tophid"), 10, 0)
2223
2224 var hydra Hydration
2225
2226 var honks []*Honk
2227 switch page {
2228 case "atme":
2229 honks = gethonksforme(userid, wanted)
2230 honks = osmosis(honks, userid, false)
2231 menewnone(userid)
2232 hydra.Srvmsg = "at me!"
2233 case "longago":
2234 honks = gethonksfromlongago(userid, wanted)
2235 honks = osmosis(honks, userid, false)
2236 hydra.Srvmsg = "from long ago"
2237 case "home":
2238 honks = gethonksforuser(userid, wanted)
2239 honks = osmosis(honks, userid, true)
2240 hydra.Srvmsg = serverMsg
2241 case "first":
2242 honks = gethonksforuserfirstclass(userid, wanted)
2243 honks = osmosis(honks, userid, true)
2244 hydra.Srvmsg = "first class only"
2245 case "saved":
2246 honks = getsavedhonks(userid, wanted)
2247 templinfo["PageName"] = "saved"
2248 hydra.Srvmsg = "saved honks"
2249 case "combo":
2250 c := r.FormValue("c")
2251 honks = gethonksbycombo(userid, c, wanted)
2252 honks = osmosis(honks, userid, false)
2253 hydra.Srvmsg = templates.Sprintf("honks by combo: %s", c)
2254 case "convoy":
2255 c := r.FormValue("c")
2256 honks = gethonksbyconvoy(userid, c, wanted)
2257 honks = osmosis(honks, userid, false)
2258 hydra.Srvmsg = templates.Sprintf("honks in convoy: %s", c)
2259 case "honker":
2260 xid := r.FormValue("xid")
2261 honks = gethonksbyxonker(userid, xid, wanted)
2262 miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
2263 <input type="hidden" name="CSRF" value="%s">
2264 <input type="hidden" name="url" value="%s">
2265 <button tabindex=1 name="add honker" value="add honker">add honker</button>
2266 </form>`, login.GetCSRF("submithonker", r), xid)
2267 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, xid, xid, miniform)
2268 hydra.Srvmsg = msg
2269 case "user":
2270 uname := r.FormValue("uname")
2271 honks = gethonksbyuser(uname, u != nil && u.Username == uname, wanted)
2272 hydra.Srvmsg = templates.Sprintf("honks by user: %s", uname)
2273 default:
2274 http.NotFound(w, r)
2275 }
2276
2277 if len(honks) > 0 {
2278 hydra.Tophid = honks[0].ID
2279 } else {
2280 hydra.Tophid = wanted
2281 }
2282 reverbolate(userid, honks)
2283
2284 user, _ := butwhatabout(u.Username)
2285
2286 var buf strings.Builder
2287 templinfo["Honks"] = honks
2288 templinfo["MapLink"] = getmaplink(u)
2289 templinfo["User"], _ = butwhatabout(u.Username)
2290 err := readviews.Execute(&buf, "honkfrags.html", templinfo)
2291 if err != nil {
2292 elog.Printf("frag error: %s", err)
2293 return
2294 }
2295 hydra.Honks = buf.String()
2296 hydra.MeCount = user.Options.MeCount
2297 hydra.ChatCount = user.Options.ChatCount
2298 w.Header().Set("Content-Type", "application/json")
2299 j, _ := jsonify(&hydra)
2300 io.WriteString(w, j)
2301}
2302
2303var honkline = make(chan bool)
2304
2305func honkhonkline() {
2306 for {
2307 select {
2308 case honkline <- true:
2309 default:
2310 return
2311 }
2312 }
2313}
2314
2315func apihandler(w http.ResponseWriter, r *http.Request) {
2316 u := login.GetUserInfo(r)
2317 userid := u.UserID
2318 action := r.FormValue("action")
2319 wait, _ := strconv.ParseInt(r.FormValue("wait"), 10, 0)
2320 dlog.Printf("api request '%s' on behalf of %s", action, u.Username)
2321 switch action {
2322 case "honk":
2323 h := submithonk(w, r)
2324 if h == nil {
2325 return
2326 }
2327 fmt.Fprintf(w, "%s", h.XID)
2328 case "donk":
2329 d, err := submitdonk(w, r)
2330 if err != nil {
2331 http.Error(w, err.Error(), http.StatusBadRequest)
2332 return
2333 }
2334 if d == nil {
2335 http.Error(w, "missing donk", http.StatusBadRequest)
2336 return
2337 }
2338 w.Write([]byte(d.XID))
2339 case "zonkit":
2340 zonkit(w, r)
2341 case "gethonks":
2342 var honks []*Honk
2343 wanted, _ := strconv.ParseInt(r.FormValue("after"), 10, 0)
2344 page := r.FormValue("page")
2345 var waitchan <-chan time.Time
2346 requery:
2347 switch page {
2348 case "atme":
2349 honks = gethonksforme(userid, wanted)
2350 honks = osmosis(honks, userid, false)
2351 menewnone(userid)
2352 case "longago":
2353 honks = gethonksfromlongago(userid, wanted)
2354 honks = osmosis(honks, userid, false)
2355 case "home":
2356 honks = gethonksforuser(userid, wanted)
2357 honks = osmosis(honks, userid, true)
2358 case "myhonks":
2359 honks = gethonksbyuser(u.Username, true, wanted)
2360 honks = osmosis(honks, userid, true)
2361 default:
2362 http.Error(w, "unknown page", http.StatusNotFound)
2363 return
2364 }
2365 if len(honks) == 0 && wait > 0 {
2366 if waitchan == nil {
2367 waitchan = time.After(time.Duration(wait) * time.Second)
2368 }
2369 select {
2370 case <-honkline:
2371 goto requery
2372 case <-waitchan:
2373 }
2374 }
2375 reverbolate(userid, honks)
2376 j := junk.New()
2377 j["honks"] = honks
2378 j.Write(w)
2379 case "sendactivity":
2380 user, _ := butwhatabout(u.Username)
2381 public := r.FormValue("public") == "1"
2382 rcpts := boxuprcpts(user, r.Form["rcpt"], public)
2383 msg := []byte(r.FormValue("msg"))
2384 for rcpt := range rcpts {
2385 go deliverate(0, userid, rcpt, msg, true)
2386 }
2387 case "gethonkers":
2388 j := junk.New()
2389 j["honkers"] = gethonkers(u.UserID)
2390 j.Write(w)
2391 case "savehonker":
2392 h := submithonker(w, r)
2393 if h == nil {
2394 return
2395 }
2396 fmt.Fprintf(w, "%d", h.ID)
2397 default:
2398 http.Error(w, "unknown action", http.StatusNotFound)
2399 return
2400 }
2401}
2402
2403var endoftheworld = make(chan bool)
2404var readyalready = make(chan bool)
2405var workinprogress = 0
2406
2407func enditall() {
2408 sig := make(chan os.Signal)
2409 signal.Notify(sig, os.Interrupt, syscall.SIGTERM, syscall.SIGQUIT)
2410 <-sig
2411 ilog.Printf("stopping...")
2412 for i := 0; i < workinprogress; i++ {
2413 endoftheworld <- true
2414 }
2415 ilog.Printf("waiting...")
2416 for i := 0; i < workinprogress; i++ {
2417 <-readyalready
2418 }
2419 ilog.Printf("apocalypse")
2420 os.Exit(0)
2421}
2422
2423var preservehooks []func()
2424
2425func bgmonitor() {
2426 for {
2427 when := time.Now().Add(-3 * 24 * time.Hour).UTC().Format(dbtimeformat)
2428 _, err := stmtDeleteOldXonkers.Exec("pubkey", when)
2429 if err != nil {
2430 elog.Printf("error deleting old xonkers: %s", err)
2431 }
2432 zaggies.Flush()
2433 time.Sleep(50 * time.Minute)
2434 }
2435}
2436
2437func addcspheaders(next http.Handler) http.Handler {
2438 return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
2439 w.Header().Set("Content-Security-Policy", "default-src 'none'; script-src 'self'; connect-src 'self'; style-src 'self'; img-src 'self'; report-uri /csp-violation")
2440 next.ServeHTTP(w, r)
2441 })
2442}
2443
2444func emuinit() {
2445 var emunames []string
2446 dir, err := os.Open(dataDir + "/emus")
2447 if err == nil {
2448 emunames, _ = dir.Readdirnames(0)
2449 dir.Close()
2450 }
2451 for _, e := range emunames {
2452 if len(e) <= 4 {
2453 continue
2454 }
2455 ext := e[len(e)-4:]
2456 emu := Emu{
2457 ID: fmt.Sprintf("/emu/%s", e),
2458 Name: e[:len(e)-4],
2459 Type: "image/" + ext[1:],
2460 }
2461 allemus = append(allemus, emu)
2462 }
2463 sort.Slice(allemus, func(i, j int) bool {
2464 return allemus[i].Name < allemus[j].Name
2465 })
2466}
2467
2468func serve() {
2469 db := opendatabase()
2470 login.Init(login.InitArgs{Db: db, Logger: ilog, Insecure: develMode, SameSiteStrict: !develMode})
2471
2472 listener, err := openListener()
2473 if err != nil {
2474 elog.Fatal(err)
2475 }
2476 runBackendServer()
2477 go enditall()
2478 go redeliverator()
2479 go tracker()
2480 go bgmonitor()
2481 loadLingo()
2482 emuinit()
2483
2484 readviews = templates.Load(develMode,
2485 viewDir+"/views/honkpage.html",
2486 viewDir+"/views/honkfrags.html",
2487 viewDir+"/views/honkers.html",
2488 viewDir+"/views/chatter.html",
2489 viewDir+"/views/hfcs.html",
2490 viewDir+"/views/combos.html",
2491 viewDir+"/views/honkform.html",
2492 viewDir+"/views/honk.html",
2493 viewDir+"/views/account.html",
2494 viewDir+"/views/about.html",
2495 viewDir+"/views/funzone.html",
2496 viewDir+"/views/login.html",
2497 viewDir+"/views/xzone.html",
2498 viewDir+"/views/msg.html",
2499 viewDir+"/views/header.html",
2500 viewDir+"/views/onts.html",
2501 viewDir+"/views/emus.html",
2502 viewDir+"/views/honkpage.js",
2503 )
2504 if !develMode {
2505 assets := []string{
2506 viewDir + "/views/style.css",
2507 dataDir + "/views/local.css",
2508 viewDir + "/views/honkpage.js",
2509 dataDir + "/views/local.js",
2510 }
2511 for _, s := range assets {
2512 savedassetparams[s] = getassetparam(s)
2513 }
2514 loadAvatarColors()
2515 }
2516
2517 for _, h := range preservehooks {
2518 h()
2519 }
2520
2521 mux := mux.NewRouter()
2522 mux.Use(addcspheaders)
2523 mux.Use(login.Checker)
2524
2525 mux.Handle("/api", login.TokenRequired(http.HandlerFunc(apihandler)))
2526
2527 posters := mux.Methods("POST").Subrouter()
2528 getters := mux.Methods("GET").Subrouter()
2529
2530 getters.HandleFunc("/", homepage)
2531 getters.HandleFunc("/home", homepage)
2532 getters.HandleFunc("/front", homepage)
2533 getters.HandleFunc("/events", homepage)
2534 getters.HandleFunc("/robots.txt", nomoroboto)
2535 getters.HandleFunc("/rss", showrss)
2536 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}", showuser)
2537 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/"+honkSep+"/{xid:[\\pL[:digit:]]+}", showonehonk)
2538 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/rss", showrss)
2539 posters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/inbox", inbox)
2540 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/outbox", outbox)
2541 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/followers", emptiness)
2542 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/following", emptiness)
2543 getters.HandleFunc("/a", avatate)
2544 getters.HandleFunc("/o", thelistingoftheontologies)
2545 getters.HandleFunc("/o/{name:.+}", showontology)
2546 getters.HandleFunc("/d/{xid:[\\pL[:digit:].]+}", servefile)
2547 getters.HandleFunc("/emu/{emu:[^.]*[^/]+}", serveemu)
2548 getters.HandleFunc("/meme/{meme:[^.]*[^/]+}", servememe)
2549 getters.HandleFunc("/.well-known/webfinger", fingerlicker)
2550
2551 getters.HandleFunc("/flag/{code:.+}", showflag)
2552
2553 getters.HandleFunc("/server", serveractor)
2554 posters.HandleFunc("/server/inbox", serverinbox)
2555 posters.HandleFunc("/inbox", serverinbox)
2556
2557 getters.HandleFunc("/style.css", serveviewasset)
2558 getters.HandleFunc("/honkpage.js", serveviewasset)
2559 getters.HandleFunc("/misc.js", serveviewasset)
2560 getters.HandleFunc("/local.css", servedataasset)
2561 getters.HandleFunc("/local.js", servedataasset)
2562 getters.HandleFunc("/icon.png", servedataasset)
2563 getters.HandleFunc("/favicon.ico", servedataasset)
2564
2565 getters.HandleFunc("/about", servehtml)
2566 getters.HandleFunc("/login", servehtml)
2567 posters.HandleFunc("/dologin", login.LoginFunc)
2568 getters.HandleFunc("/logout", login.LogoutFunc)
2569 getters.HandleFunc("/help/{name:[\\pL[:digit:]_.-]+}", servehelp)
2570
2571 loggedin := mux.NewRoute().Subrouter()
2572 loggedin.Use(login.Required)
2573 loggedin.HandleFunc("/first", homepage)
2574 loggedin.HandleFunc("/chatter", showchatter)
2575 loggedin.Handle("/sendchonk", login.CSRFWrap("sendchonk", http.HandlerFunc(submitchonk)))
2576 loggedin.HandleFunc("/saved", homepage)
2577 loggedin.HandleFunc("/account", accountpage)
2578 loggedin.HandleFunc("/funzone", showfunzone)
2579 loggedin.HandleFunc("/chpass", dochpass)
2580 loggedin.HandleFunc("/atme", homepage)
2581 loggedin.HandleFunc("/longago", homepage)
2582 loggedin.HandleFunc("/hfcs", hfcspage)
2583 loggedin.HandleFunc("/xzone", xzone)
2584 loggedin.HandleFunc("/newhonk", newhonkpage)
2585 loggedin.HandleFunc("/edit", edithonkpage)
2586 loggedin.Handle("/honk", login.CSRFWrap("honkhonk", http.HandlerFunc(websubmithonk)))
2587 loggedin.Handle("/bonk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitbonk)))
2588 loggedin.Handle("/zonkit", login.CSRFWrap("honkhonk", http.HandlerFunc(zonkit)))
2589 loggedin.Handle("/savehfcs", login.CSRFWrap("filter", http.HandlerFunc(savehfcs)))
2590 loggedin.Handle("/saveuser", login.CSRFWrap("saveuser", http.HandlerFunc(saveuser)))
2591 loggedin.Handle("/ximport", login.CSRFWrap("ximport", http.HandlerFunc(ximport)))
2592 loggedin.HandleFunc("/honkers", showhonkers)
2593 loggedin.HandleFunc("/h/{name:[\\pL[:digit:]_.-]+}", showhonker)
2594 loggedin.HandleFunc("/h", showhonker)
2595 loggedin.HandleFunc("/c/{name:[\\pL[:digit:]_.-]+}", showcombo)
2596 loggedin.HandleFunc("/c", showcombos)
2597 loggedin.HandleFunc("/t", showconvoy)
2598 loggedin.HandleFunc("/q", showsearch)
2599 loggedin.HandleFunc("/hydra", webhydra)
2600 loggedin.HandleFunc("/emus", showemus)
2601 loggedin.Handle("/submithonker", login.CSRFWrap("submithonker", http.HandlerFunc(websubmithonker)))
2602
2603 err = http.Serve(listener, mux)
2604 if err != nil {
2605 elog.Fatal(err)
2606 }
2607}