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 = fmt.Sprintf("%s:%d", d.XID, d.FileID)
1682 }
1683 } else {
1684 p := strings.Split(donkxid, ":")
1685 xid := p[0]
1686 url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1687 var donk *Donk
1688 if len(p) > 1 {
1689 fileid, _ := strconv.ParseInt(p[1], 10, 0)
1690 donk = finddonkid(fileid, url)
1691 } else {
1692 donk = finddonk(url)
1693 }
1694 if donk != nil {
1695 honk.Donks = append(honk.Donks, donk)
1696 } else {
1697 ilog.Printf("can't find file: %s", xid)
1698 }
1699 }
1700 memetize(honk)
1701 imaginate(honk)
1702
1703 placename := strings.TrimSpace(r.FormValue("placename"))
1704 placelat := strings.TrimSpace(r.FormValue("placelat"))
1705 placelong := strings.TrimSpace(r.FormValue("placelong"))
1706 placeurl := strings.TrimSpace(r.FormValue("placeurl"))
1707 if placename != "" || placelat != "" || placelong != "" || placeurl != "" {
1708 p := new(Place)
1709 p.Name = placename
1710 p.Latitude, _ = strconv.ParseFloat(placelat, 64)
1711 p.Longitude, _ = strconv.ParseFloat(placelong, 64)
1712 p.Url = placeurl
1713 honk.Place = p
1714 }
1715 timestart := strings.TrimSpace(r.FormValue("timestart"))
1716 if timestart != "" {
1717 t := new(Time)
1718 now := time.Now().Local()
1719 for _, layout := range []string{"2006-01-02 3:04pm", "2006-01-02 15:04", "3:04pm", "15:04"} {
1720 start, err := time.ParseInLocation(layout, timestart, now.Location())
1721 if err == nil {
1722 if start.Year() == 0 {
1723 start = time.Date(now.Year(), now.Month(), now.Day(), start.Hour(), start.Minute(), 0, 0, now.Location())
1724 }
1725 t.StartTime = start
1726 break
1727 }
1728 }
1729 timeend := r.FormValue("timeend")
1730 dur := parseDuration(timeend)
1731 if dur != 0 {
1732 t.Duration = Duration(dur)
1733 }
1734 if !t.StartTime.IsZero() {
1735 honk.What = "event"
1736 honk.Time = t
1737 }
1738 }
1739
1740 if honk.Public {
1741 honk.Whofore = 2
1742 } else {
1743 honk.Whofore = 3
1744 }
1745
1746 // back to markdown
1747 honk.Noise = noise
1748
1749 if r.FormValue("preview") == "preview" {
1750 honks := []*Honk{honk}
1751 reverbolate(userinfo.UserID, honks)
1752 templinfo := getInfo(r)
1753 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1754 templinfo["Honks"] = honks
1755 templinfo["MapLink"] = getmaplink(userinfo)
1756 templinfo["InReplyTo"] = r.FormValue("rid")
1757 templinfo["Noise"] = r.FormValue("noise")
1758 templinfo["SavedFile"] = donkxid
1759 if tm := honk.Time; tm != nil {
1760 templinfo["ShowTime"] = " "
1761 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1762 if tm.Duration != 0 {
1763 templinfo["Duration"] = tm.Duration
1764 }
1765 }
1766 templinfo["IsPreview"] = true
1767 templinfo["UpdateXID"] = updatexid
1768 templinfo["ServerMessage"] = "honk preview"
1769 err := readviews.Execute(w, "honkpage.html", templinfo)
1770 if err != nil {
1771 elog.Print(err)
1772 }
1773 return nil
1774 }
1775
1776 if updatexid != "" {
1777 updatehonk(honk)
1778 oldjonks.Clear(honk.XID)
1779 } else {
1780 err := savehonk(honk)
1781 if err != nil {
1782 elog.Printf("uh oh")
1783 return nil
1784 }
1785 }
1786
1787 // reload for consistency
1788 honk.Donks = nil
1789 donksforhonks([]*Honk{honk})
1790
1791 go honkworldwide(user, honk)
1792
1793 return honk
1794}
1795
1796func showhonkers(w http.ResponseWriter, r *http.Request) {
1797 userinfo := login.GetUserInfo(r)
1798 templinfo := getInfo(r)
1799 templinfo["Honkers"] = gethonkers(userinfo.UserID)
1800 templinfo["HonkerCSRF"] = login.GetCSRF("submithonker", r)
1801 err := readviews.Execute(w, "honkers.html", templinfo)
1802 if err != nil {
1803 elog.Print(err)
1804 }
1805}
1806
1807func showchatter(w http.ResponseWriter, r *http.Request) {
1808 u := login.GetUserInfo(r)
1809 chatnewnone(u.UserID)
1810 chatter := loadchatter(u.UserID)
1811 for _, chat := range chatter {
1812 for _, ch := range chat.Chonks {
1813 filterchonk(ch)
1814 }
1815 }
1816
1817 templinfo := getInfo(r)
1818 templinfo["Chatter"] = chatter
1819 templinfo["ChonkCSRF"] = login.GetCSRF("sendchonk", r)
1820 err := readviews.Execute(w, "chatter.html", templinfo)
1821 if err != nil {
1822 elog.Print(err)
1823 }
1824}
1825
1826func submitchonk(w http.ResponseWriter, r *http.Request) {
1827 u := login.GetUserInfo(r)
1828 user, _ := butwhatabout(u.Username)
1829 noise := r.FormValue("noise")
1830 target := r.FormValue("target")
1831 format := "markdown"
1832 dt := time.Now().UTC()
1833 xid := fmt.Sprintf("%s/%s/%s", user.URL, "chonk", xfiltrate())
1834
1835 if !strings.HasPrefix(target, "https://") {
1836 target = fullname(target, u.UserID)
1837 }
1838 if target == "" {
1839 http.Error(w, "who is that?", http.StatusInternalServerError)
1840 return
1841 }
1842 ch := Chonk{
1843 UserID: u.UserID,
1844 XID: xid,
1845 Who: user.URL,
1846 Target: target,
1847 Date: dt,
1848 Noise: noise,
1849 Format: format,
1850 }
1851 d, err := submitdonk(w, r)
1852 if err != nil && err != http.ErrMissingFile {
1853 return
1854 }
1855 if d != nil {
1856 ch.Donks = append(ch.Donks, d)
1857 }
1858
1859 translatechonk(&ch)
1860 savechonk(&ch)
1861 // reload for consistency
1862 ch.Donks = nil
1863 donksforchonks([]*Chonk{&ch})
1864 go sendchonk(user, &ch)
1865
1866 http.Redirect(w, r, "/chatter", http.StatusSeeOther)
1867}
1868
1869var combocache = cache.New(cache.Options{Filler: func(userid int64) ([]string, bool) {
1870 honkers := gethonkers(userid)
1871 var combos []string
1872 for _, h := range honkers {
1873 combos = append(combos, h.Combos...)
1874 }
1875 for i, c := range combos {
1876 if c == "-" {
1877 combos[i] = ""
1878 }
1879 }
1880 combos = oneofakind(combos)
1881 sort.Strings(combos)
1882 return combos, true
1883}, Invalidator: &honkerinvalidator})
1884
1885func showcombos(w http.ResponseWriter, r *http.Request) {
1886 userinfo := login.GetUserInfo(r)
1887 var combos []string
1888 combocache.Get(userinfo.UserID, &combos)
1889 templinfo := getInfo(r)
1890 err := readviews.Execute(w, "combos.html", templinfo)
1891 if err != nil {
1892 elog.Print(err)
1893 }
1894}
1895
1896func websubmithonker(w http.ResponseWriter, r *http.Request) {
1897 h := submithonker(w, r)
1898 if h == nil {
1899 return
1900 }
1901 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1902}
1903
1904func submithonker(w http.ResponseWriter, r *http.Request) *Honker {
1905 u := login.GetUserInfo(r)
1906 user, _ := butwhatabout(u.Username)
1907 name := strings.TrimSpace(r.FormValue("name"))
1908 url := strings.TrimSpace(r.FormValue("url"))
1909 peep := r.FormValue("peep")
1910 combos := strings.TrimSpace(r.FormValue("combos"))
1911 combos = " " + combos + " "
1912 honkerid, _ := strconv.ParseInt(r.FormValue("honkerid"), 10, 0)
1913
1914 re_namecheck := regexp.MustCompile("^[\\pL[:digit:]_.-]+$")
1915 if name != "" && !re_namecheck.MatchString(name) {
1916 http.Error(w, "please use a plainer name", http.StatusInternalServerError)
1917 return nil
1918 }
1919
1920 var meta HonkerMeta
1921 meta.Notes = strings.TrimSpace(r.FormValue("notes"))
1922 mj, _ := jsonify(&meta)
1923
1924 defer honkerinvalidator.Clear(u.UserID)
1925
1926 // mostly dummy, fill in later...
1927 h := &Honker{
1928 ID: honkerid,
1929 }
1930
1931 if honkerid > 0 {
1932 if r.FormValue("delete") == "delete" {
1933 unfollowyou(user, honkerid, false)
1934 stmtDeleteHonker.Exec(honkerid)
1935 return h
1936 }
1937 if r.FormValue("unsub") == "unsub" {
1938 unfollowyou(user, honkerid, false)
1939 }
1940 if r.FormValue("sub") == "sub" {
1941 followyou(user, honkerid, false)
1942 }
1943 _, err := stmtUpdateHonker.Exec(name, combos, mj, honkerid, u.UserID)
1944 if err != nil {
1945 elog.Printf("update honker err: %s", err)
1946 return nil
1947 }
1948 return h
1949 }
1950
1951 if url == "" {
1952 http.Error(w, "subscribing to nothing?", http.StatusInternalServerError)
1953 return nil
1954 }
1955
1956 flavor := "presub"
1957 if peep == "peep" {
1958 flavor = "peep"
1959 }
1960
1961 id, err := savehonker(user, url, name, flavor, combos, mj)
1962 if err != nil {
1963 http.Error(w, "had some trouble with that: "+err.Error(), http.StatusInternalServerError)
1964 return nil
1965 }
1966 if flavor == "presub" {
1967 followyou(user, honkerid, false)
1968 }
1969 h.ID = id
1970 return h
1971}
1972
1973func hfcspage(w http.ResponseWriter, r *http.Request) {
1974 userinfo := login.GetUserInfo(r)
1975
1976 filters := getfilters(userinfo.UserID, filtAny)
1977
1978 templinfo := getInfo(r)
1979 templinfo["Filters"] = filters
1980 templinfo["FilterCSRF"] = login.GetCSRF("filter", r)
1981 err := readviews.Execute(w, "hfcs.html", templinfo)
1982 if err != nil {
1983 elog.Print(err)
1984 }
1985}
1986
1987func savehfcs(w http.ResponseWriter, r *http.Request) {
1988 userinfo := login.GetUserInfo(r)
1989 itsok := r.FormValue("itsok")
1990 if itsok == "iforgiveyou" {
1991 hfcsid, _ := strconv.ParseInt(r.FormValue("hfcsid"), 10, 0)
1992 _, err := stmtDeleteFilter.Exec(userinfo.UserID, hfcsid)
1993 if err != nil {
1994 elog.Printf("error deleting filter: %s", err)
1995 }
1996 filtInvalidator.Clear(userinfo.UserID)
1997 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
1998 return
1999 }
2000
2001 filt := new(Filter)
2002 filt.Name = strings.TrimSpace(r.FormValue("name"))
2003 filt.Date = time.Now().UTC()
2004 filt.Actor = strings.TrimSpace(r.FormValue("actor"))
2005 filt.IncludeAudience = r.FormValue("incaud") == "yes"
2006 filt.Text = strings.TrimSpace(r.FormValue("filttext"))
2007 filt.IsReply = r.FormValue("isreply") == "yes"
2008 filt.IsAnnounce = r.FormValue("isannounce") == "yes"
2009 filt.AnnounceOf = strings.TrimSpace(r.FormValue("announceof"))
2010 filt.Reject = r.FormValue("doreject") == "yes"
2011 filt.SkipMedia = r.FormValue("doskipmedia") == "yes"
2012 filt.Hide = r.FormValue("dohide") == "yes"
2013 filt.Collapse = r.FormValue("docollapse") == "yes"
2014 filt.Rewrite = strings.TrimSpace(r.FormValue("filtrewrite"))
2015 filt.Replace = strings.TrimSpace(r.FormValue("filtreplace"))
2016 if dur := parseDuration(r.FormValue("filtduration")); dur > 0 {
2017 filt.Expiration = time.Now().UTC().Add(dur)
2018 }
2019 filt.Notes = strings.TrimSpace(r.FormValue("filtnotes"))
2020
2021 if filt.Actor == "" && filt.Text == "" && !filt.IsAnnounce {
2022 ilog.Printf("blank filter")
2023 http.Error(w, "can't save a blank filter", http.StatusInternalServerError)
2024 return
2025 }
2026
2027 j, err := jsonify(filt)
2028 if err == nil {
2029 _, err = stmtSaveFilter.Exec(userinfo.UserID, j)
2030 }
2031 if err != nil {
2032 elog.Printf("error saving filter: %s", err)
2033 }
2034
2035 filtInvalidator.Clear(userinfo.UserID)
2036 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2037}
2038
2039func accountpage(w http.ResponseWriter, r *http.Request) {
2040 u := login.GetUserInfo(r)
2041 user, _ := butwhatabout(u.Username)
2042 templinfo := getInfo(r)
2043 templinfo["UserCSRF"] = login.GetCSRF("saveuser", r)
2044 templinfo["LogoutCSRF"] = login.GetCSRF("logout", r)
2045 templinfo["User"] = user
2046 about := user.About
2047 if ava := user.Options.Avatar; ava != "" {
2048 about += "\n\navatar: " + ava[strings.LastIndexByte(ava, '/')+1:]
2049 }
2050 if ban := user.Options.Banner; ban != "" {
2051 about += "\n\nbanner: " + ban[strings.LastIndexByte(ban, '/')+1:]
2052 }
2053 templinfo["WhatAbout"] = about
2054 err := readviews.Execute(w, "account.html", templinfo)
2055 if err != nil {
2056 elog.Print(err)
2057 }
2058}
2059
2060func dochpass(w http.ResponseWriter, r *http.Request) {
2061 err := login.ChangePassword(w, r)
2062 if err != nil {
2063 elog.Printf("error changing password: %s", err)
2064 }
2065 http.Redirect(w, r, "/account", http.StatusSeeOther)
2066}
2067
2068func fingerlicker(w http.ResponseWriter, r *http.Request) {
2069 orig := r.FormValue("resource")
2070
2071 dlog.Printf("finger lick: %s", orig)
2072
2073 if strings.HasPrefix(orig, "acct:") {
2074 orig = orig[5:]
2075 }
2076
2077 name := orig
2078 idx := strings.LastIndexByte(name, '/')
2079 if idx != -1 {
2080 name = name[idx+1:]
2081 if fmt.Sprintf("https://%s/%s/%s", serverName, userSep, name) != orig {
2082 ilog.Printf("foreign request rejected")
2083 name = ""
2084 }
2085 } else {
2086 idx = strings.IndexByte(name, '@')
2087 if idx != -1 {
2088 name = name[:idx]
2089 if !(name+"@"+serverName == orig || name+"@"+masqName == orig) {
2090 ilog.Printf("foreign request rejected")
2091 name = ""
2092 }
2093 }
2094 }
2095 user, err := butwhatabout(name)
2096 if err != nil {
2097 http.NotFound(w, r)
2098 return
2099 }
2100 if stealthmode(user.ID, r) {
2101 http.NotFound(w, r)
2102 return
2103 }
2104
2105 j := junk.New()
2106 j["subject"] = fmt.Sprintf("acct:%s@%s", user.Name, masqName)
2107 j["aliases"] = []string{user.URL}
2108 l := junk.New()
2109 l["rel"] = "self"
2110 l["type"] = `application/activity+json`
2111 l["href"] = user.URL
2112 j["links"] = []junk.Junk{l}
2113
2114 w.Header().Set("Content-Type", "application/jrd+json")
2115 j.Write(w)
2116}
2117
2118func somedays() string {
2119 secs := 432000 + notrand.Int63n(432000)
2120 return fmt.Sprintf("%d", secs)
2121}
2122
2123func lookatme(ava string) string {
2124 if strings.Contains(ava, serverName+"/"+userSep) {
2125 idx := strings.LastIndexByte(ava, '/')
2126 if idx < len(ava) {
2127 name := ava[idx+1:]
2128 user, _ := butwhatabout(name)
2129 if user != nil && user.URL == ava {
2130 return user.Options.Avatar
2131 }
2132 }
2133 }
2134 return ""
2135}
2136
2137func avatate(w http.ResponseWriter, r *http.Request) {
2138 if develMode {
2139 loadAvatarColors()
2140 }
2141 n := r.FormValue("a")
2142 if redir := lookatme(n); redir != "" {
2143 http.Redirect(w, r, redir, http.StatusSeeOther)
2144 return
2145 }
2146 a := genAvatar(n)
2147 if !develMode {
2148 w.Header().Set("Cache-Control", "max-age="+somedays())
2149 }
2150 w.Write(a)
2151}
2152
2153func serveviewasset(w http.ResponseWriter, r *http.Request) {
2154 serveasset(w, r, viewDir)
2155}
2156func servedataasset(w http.ResponseWriter, r *http.Request) {
2157 if r.URL.Path == "/favicon.ico" {
2158 r.URL.Path = "/icon.png"
2159 }
2160 serveasset(w, r, dataDir)
2161}
2162
2163func serveasset(w http.ResponseWriter, r *http.Request, basedir string) {
2164 if !develMode {
2165 w.Header().Set("Cache-Control", "max-age=7776000")
2166 }
2167 http.ServeFile(w, r, basedir+"/views"+r.URL.Path)
2168}
2169func servehelp(w http.ResponseWriter, r *http.Request) {
2170 name := mux.Vars(r)["name"]
2171 if !develMode {
2172 w.Header().Set("Cache-Control", "max-age=3600")
2173 }
2174 http.ServeFile(w, r, viewDir+"/docs/"+name)
2175}
2176func servehtml(w http.ResponseWriter, r *http.Request) {
2177 u := login.GetUserInfo(r)
2178 templinfo := getInfo(r)
2179 templinfo["AboutMsg"] = aboutMsg
2180 templinfo["LoginMsg"] = loginMsg
2181 templinfo["HonkVersion"] = softwareVersion
2182 if r.URL.Path == "/about" {
2183 templinfo["Sensors"] = getSensors()
2184 }
2185 if u == nil && !develMode {
2186 w.Header().Set("Cache-Control", "max-age=60")
2187 }
2188 err := readviews.Execute(w, r.URL.Path[1:]+".html", templinfo)
2189 if err != nil {
2190 elog.Print(err)
2191 }
2192}
2193func serveemu(w http.ResponseWriter, r *http.Request) {
2194 emu := mux.Vars(r)["emu"]
2195
2196 w.Header().Set("Cache-Control", "max-age="+somedays())
2197 http.ServeFile(w, r, dataDir+"/emus/"+emu)
2198}
2199func servememe(w http.ResponseWriter, r *http.Request) {
2200 meme := mux.Vars(r)["meme"]
2201
2202 w.Header().Set("Cache-Control", "max-age="+somedays())
2203 http.ServeFile(w, r, dataDir+"/memes/"+meme)
2204}
2205
2206func servefile(w http.ResponseWriter, r *http.Request) {
2207 xid := mux.Vars(r)["xid"]
2208 var media string
2209 var data []byte
2210 row := stmtGetFileData.QueryRow(xid)
2211 err := row.Scan(&media, &data)
2212 if err != nil {
2213 elog.Printf("error loading file: %s", err)
2214 http.NotFound(w, r)
2215 return
2216 }
2217 w.Header().Set("Content-Type", media)
2218 w.Header().Set("X-Content-Type-Options", "nosniff")
2219 w.Header().Set("Cache-Control", "max-age="+somedays())
2220 w.Write(data)
2221}
2222
2223func nomoroboto(w http.ResponseWriter, r *http.Request) {
2224 io.WriteString(w, "User-agent: *\n")
2225 io.WriteString(w, "Disallow: /a\n")
2226 io.WriteString(w, "Disallow: /d/\n")
2227 io.WriteString(w, "Disallow: /meme/\n")
2228 io.WriteString(w, "Disallow: /o\n")
2229 io.WriteString(w, "Disallow: /o/\n")
2230 io.WriteString(w, "Disallow: /help/\n")
2231 for _, u := range allusers() {
2232 fmt.Fprintf(w, "Disallow: /%s/%s/%s/\n", userSep, u.Username, honkSep)
2233 }
2234}
2235
2236type Hydration struct {
2237 Tophid int64
2238 Srvmsg template.HTML
2239 Honks string
2240 MeCount int64
2241 ChatCount int64
2242}
2243
2244func webhydra(w http.ResponseWriter, r *http.Request) {
2245 u := login.GetUserInfo(r)
2246 userid := u.UserID
2247 templinfo := getInfo(r)
2248 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
2249 page := r.FormValue("page")
2250
2251 wanted, _ := strconv.ParseInt(r.FormValue("tophid"), 10, 0)
2252
2253 var hydra Hydration
2254
2255 var honks []*Honk
2256 switch page {
2257 case "atme":
2258 honks = gethonksforme(userid, wanted)
2259 honks = osmosis(honks, userid, false)
2260 menewnone(userid)
2261 hydra.Srvmsg = "at me!"
2262 case "longago":
2263 honks = gethonksfromlongago(userid, wanted)
2264 honks = osmosis(honks, userid, false)
2265 hydra.Srvmsg = "from long ago"
2266 case "home":
2267 honks = gethonksforuser(userid, wanted)
2268 honks = osmosis(honks, userid, true)
2269 hydra.Srvmsg = serverMsg
2270 case "first":
2271 honks = gethonksforuserfirstclass(userid, wanted)
2272 honks = osmosis(honks, userid, true)
2273 hydra.Srvmsg = "first class only"
2274 case "saved":
2275 honks = getsavedhonks(userid, wanted)
2276 templinfo["PageName"] = "saved"
2277 hydra.Srvmsg = "saved honks"
2278 case "combo":
2279 c := r.FormValue("c")
2280 honks = gethonksbycombo(userid, c, wanted)
2281 honks = osmosis(honks, userid, false)
2282 hydra.Srvmsg = templates.Sprintf("honks by combo: %s", c)
2283 case "convoy":
2284 c := r.FormValue("c")
2285 honks = gethonksbyconvoy(userid, c, wanted)
2286 honks = osmosis(honks, userid, false)
2287 hydra.Srvmsg = templates.Sprintf("honks in convoy: %s", c)
2288 case "honker":
2289 xid := r.FormValue("xid")
2290 honks = gethonksbyxonker(userid, xid, wanted)
2291 miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
2292 <input type="hidden" name="CSRF" value="%s">
2293 <input type="hidden" name="url" value="%s">
2294 <button tabindex=1 name="add honker" value="add honker">add honker</button>
2295 </form>`, login.GetCSRF("submithonker", r), xid)
2296 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, xid, xid, miniform)
2297 hydra.Srvmsg = msg
2298 case "user":
2299 uname := r.FormValue("uname")
2300 honks = gethonksbyuser(uname, u != nil && u.Username == uname, wanted)
2301 hydra.Srvmsg = templates.Sprintf("honks by user: %s", uname)
2302 default:
2303 http.NotFound(w, r)
2304 }
2305
2306 if len(honks) > 0 {
2307 hydra.Tophid = honks[0].ID
2308 } else {
2309 hydra.Tophid = wanted
2310 }
2311 reverbolate(userid, honks)
2312
2313 user, _ := butwhatabout(u.Username)
2314
2315 var buf strings.Builder
2316 templinfo["Honks"] = honks
2317 templinfo["MapLink"] = getmaplink(u)
2318 templinfo["User"], _ = butwhatabout(u.Username)
2319 err := readviews.Execute(&buf, "honkfrags.html", templinfo)
2320 if err != nil {
2321 elog.Printf("frag error: %s", err)
2322 return
2323 }
2324 hydra.Honks = buf.String()
2325 hydra.MeCount = user.Options.MeCount
2326 hydra.ChatCount = user.Options.ChatCount
2327 w.Header().Set("Content-Type", "application/json")
2328 j, _ := jsonify(&hydra)
2329 io.WriteString(w, j)
2330}
2331
2332var honkline = make(chan bool)
2333
2334func honkhonkline() {
2335 for {
2336 select {
2337 case honkline <- true:
2338 default:
2339 return
2340 }
2341 }
2342}
2343
2344func apihandler(w http.ResponseWriter, r *http.Request) {
2345 u := login.GetUserInfo(r)
2346 userid := u.UserID
2347 action := r.FormValue("action")
2348 wait, _ := strconv.ParseInt(r.FormValue("wait"), 10, 0)
2349 dlog.Printf("api request '%s' on behalf of %s", action, u.Username)
2350 switch action {
2351 case "honk":
2352 h := submithonk(w, r)
2353 if h == nil {
2354 return
2355 }
2356 fmt.Fprintf(w, "%s", h.XID)
2357 case "donk":
2358 d, err := submitdonk(w, r)
2359 if err != nil {
2360 http.Error(w, err.Error(), http.StatusBadRequest)
2361 return
2362 }
2363 if d == nil {
2364 http.Error(w, "missing donk", http.StatusBadRequest)
2365 return
2366 }
2367 w.Write([]byte(d.XID))
2368 case "zonkit":
2369 zonkit(w, r)
2370 case "gethonks":
2371 var honks []*Honk
2372 wanted, _ := strconv.ParseInt(r.FormValue("after"), 10, 0)
2373 page := r.FormValue("page")
2374 var waitchan <-chan time.Time
2375 requery:
2376 switch page {
2377 case "atme":
2378 honks = gethonksforme(userid, wanted)
2379 honks = osmosis(honks, userid, false)
2380 menewnone(userid)
2381 case "longago":
2382 honks = gethonksfromlongago(userid, wanted)
2383 honks = osmosis(honks, userid, false)
2384 case "home":
2385 honks = gethonksforuser(userid, wanted)
2386 honks = osmosis(honks, userid, true)
2387 case "myhonks":
2388 honks = gethonksbyuser(u.Username, true, wanted)
2389 honks = osmosis(honks, userid, true)
2390 default:
2391 http.Error(w, "unknown page", http.StatusNotFound)
2392 return
2393 }
2394 if len(honks) == 0 && wait > 0 {
2395 if waitchan == nil {
2396 waitchan = time.After(time.Duration(wait) * time.Second)
2397 }
2398 select {
2399 case <-honkline:
2400 goto requery
2401 case <-waitchan:
2402 }
2403 }
2404 reverbolate(userid, honks)
2405 j := junk.New()
2406 j["honks"] = honks
2407 j.Write(w)
2408 case "sendactivity":
2409 user, _ := butwhatabout(u.Username)
2410 public := r.FormValue("public") == "1"
2411 rcpts := boxuprcpts(user, r.Form["rcpt"], public)
2412 msg := []byte(r.FormValue("msg"))
2413 for rcpt := range rcpts {
2414 go deliverate(0, userid, rcpt, msg, true)
2415 }
2416 case "gethonkers":
2417 j := junk.New()
2418 j["honkers"] = gethonkers(u.UserID)
2419 j.Write(w)
2420 case "savehonker":
2421 h := submithonker(w, r)
2422 if h == nil {
2423 return
2424 }
2425 fmt.Fprintf(w, "%d", h.ID)
2426 default:
2427 http.Error(w, "unknown action", http.StatusNotFound)
2428 return
2429 }
2430}
2431
2432var endoftheworld = make(chan bool)
2433var readyalready = make(chan bool)
2434var workinprogress = 0
2435
2436func enditall() {
2437 sig := make(chan os.Signal)
2438 signal.Notify(sig, os.Interrupt, syscall.SIGTERM, syscall.SIGQUIT)
2439 <-sig
2440 ilog.Printf("stopping...")
2441 for i := 0; i < workinprogress; i++ {
2442 endoftheworld <- true
2443 }
2444 ilog.Printf("waiting...")
2445 for i := 0; i < workinprogress; i++ {
2446 <-readyalready
2447 }
2448 ilog.Printf("apocalypse")
2449 os.Exit(0)
2450}
2451
2452var preservehooks []func()
2453
2454func bgmonitor() {
2455 for {
2456 when := time.Now().Add(-3 * 24 * time.Hour).UTC().Format(dbtimeformat)
2457 _, err := stmtDeleteOldXonkers.Exec("pubkey", when)
2458 if err != nil {
2459 elog.Printf("error deleting old xonkers: %s", err)
2460 }
2461 zaggies.Flush()
2462 time.Sleep(50 * time.Minute)
2463 }
2464}
2465
2466func addcspheaders(next http.Handler) http.Handler {
2467 return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
2468 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")
2469 next.ServeHTTP(w, r)
2470 })
2471}
2472
2473func emuinit() {
2474 var emunames []string
2475 dir, err := os.Open(dataDir + "/emus")
2476 if err == nil {
2477 emunames, _ = dir.Readdirnames(0)
2478 dir.Close()
2479 }
2480 for _, e := range emunames {
2481 if len(e) <= 4 {
2482 continue
2483 }
2484 ext := e[len(e)-4:]
2485 emu := Emu{
2486 ID: fmt.Sprintf("/emu/%s", e),
2487 Name: e[:len(e)-4],
2488 Type: "image/" + ext[1:],
2489 }
2490 allemus = append(allemus, emu)
2491 }
2492 sort.Slice(allemus, func(i, j int) bool {
2493 return allemus[i].Name < allemus[j].Name
2494 })
2495}
2496
2497func serve() {
2498 db := opendatabase()
2499 login.Init(login.InitArgs{Db: db, Logger: ilog, Insecure: develMode, SameSiteStrict: !develMode})
2500
2501 listener, err := openListener()
2502 if err != nil {
2503 elog.Fatal(err)
2504 }
2505 runBackendServer()
2506 go enditall()
2507 go redeliverator()
2508 go tracker()
2509 go bgmonitor()
2510 loadLingo()
2511 emuinit()
2512
2513 readviews = templates.Load(develMode,
2514 viewDir+"/views/honkpage.html",
2515 viewDir+"/views/honkfrags.html",
2516 viewDir+"/views/honkers.html",
2517 viewDir+"/views/chatter.html",
2518 viewDir+"/views/hfcs.html",
2519 viewDir+"/views/combos.html",
2520 viewDir+"/views/honkform.html",
2521 viewDir+"/views/honk.html",
2522 viewDir+"/views/account.html",
2523 viewDir+"/views/about.html",
2524 viewDir+"/views/funzone.html",
2525 viewDir+"/views/login.html",
2526 viewDir+"/views/xzone.html",
2527 viewDir+"/views/msg.html",
2528 viewDir+"/views/header.html",
2529 viewDir+"/views/onts.html",
2530 viewDir+"/views/emus.html",
2531 viewDir+"/views/honkpage.js",
2532 )
2533 if !develMode {
2534 assets := []string{
2535 viewDir + "/views/style.css",
2536 dataDir + "/views/local.css",
2537 viewDir + "/views/honkpage.js",
2538 dataDir + "/views/local.js",
2539 }
2540 for _, s := range assets {
2541 savedassetparams[s] = getassetparam(s)
2542 }
2543 loadAvatarColors()
2544 }
2545
2546 for _, h := range preservehooks {
2547 h()
2548 }
2549
2550 mux := mux.NewRouter()
2551 mux.Use(addcspheaders)
2552 mux.Use(login.Checker)
2553
2554 mux.Handle("/api", login.TokenRequired(http.HandlerFunc(apihandler)))
2555
2556 posters := mux.Methods("POST").Subrouter()
2557 getters := mux.Methods("GET").Subrouter()
2558
2559 getters.HandleFunc("/", homepage)
2560 getters.HandleFunc("/home", homepage)
2561 getters.HandleFunc("/front", homepage)
2562 getters.HandleFunc("/events", homepage)
2563 getters.HandleFunc("/robots.txt", nomoroboto)
2564 getters.HandleFunc("/rss", showrss)
2565 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}", showuser)
2566 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/"+honkSep+"/{xid:[\\pL[:digit:]]+}", showonehonk)
2567 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/rss", showrss)
2568 posters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/inbox", inbox)
2569 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/outbox", outbox)
2570 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/followers", emptiness)
2571 getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/following", emptiness)
2572 getters.HandleFunc("/a", avatate)
2573 getters.HandleFunc("/o", thelistingoftheontologies)
2574 getters.HandleFunc("/o/{name:.+}", showontology)
2575 getters.HandleFunc("/d/{xid:[\\pL[:digit:].]+}", servefile)
2576 getters.HandleFunc("/emu/{emu:[^.]*[^/]+}", serveemu)
2577 getters.HandleFunc("/meme/{meme:[^.]*[^/]+}", servememe)
2578 getters.HandleFunc("/.well-known/webfinger", fingerlicker)
2579
2580 getters.HandleFunc("/flag/{code:.+}", showflag)
2581
2582 getters.HandleFunc("/server", serveractor)
2583 posters.HandleFunc("/server/inbox", serverinbox)
2584 posters.HandleFunc("/inbox", serverinbox)
2585
2586 getters.HandleFunc("/style.css", serveviewasset)
2587 getters.HandleFunc("/honkpage.js", serveviewasset)
2588 getters.HandleFunc("/misc.js", serveviewasset)
2589 getters.HandleFunc("/local.css", servedataasset)
2590 getters.HandleFunc("/local.js", servedataasset)
2591 getters.HandleFunc("/icon.png", servedataasset)
2592 getters.HandleFunc("/favicon.ico", servedataasset)
2593
2594 getters.HandleFunc("/about", servehtml)
2595 getters.HandleFunc("/login", servehtml)
2596 posters.HandleFunc("/dologin", login.LoginFunc)
2597 getters.HandleFunc("/logout", login.LogoutFunc)
2598 getters.HandleFunc("/help/{name:[\\pL[:digit:]_.-]+}", servehelp)
2599
2600 loggedin := mux.NewRoute().Subrouter()
2601 loggedin.Use(login.Required)
2602 loggedin.HandleFunc("/first", homepage)
2603 loggedin.HandleFunc("/chatter", showchatter)
2604 loggedin.Handle("/sendchonk", login.CSRFWrap("sendchonk", http.HandlerFunc(submitchonk)))
2605 loggedin.HandleFunc("/saved", homepage)
2606 loggedin.HandleFunc("/account", accountpage)
2607 loggedin.HandleFunc("/funzone", showfunzone)
2608 loggedin.HandleFunc("/chpass", dochpass)
2609 loggedin.HandleFunc("/atme", homepage)
2610 loggedin.HandleFunc("/longago", homepage)
2611 loggedin.HandleFunc("/hfcs", hfcspage)
2612 loggedin.HandleFunc("/xzone", xzone)
2613 loggedin.HandleFunc("/newhonk", newhonkpage)
2614 loggedin.HandleFunc("/edit", edithonkpage)
2615 loggedin.Handle("/honk", login.CSRFWrap("honkhonk", http.HandlerFunc(websubmithonk)))
2616 loggedin.Handle("/bonk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitbonk)))
2617 loggedin.Handle("/zonkit", login.CSRFWrap("honkhonk", http.HandlerFunc(zonkit)))
2618 loggedin.Handle("/savehfcs", login.CSRFWrap("filter", http.HandlerFunc(savehfcs)))
2619 loggedin.Handle("/saveuser", login.CSRFWrap("saveuser", http.HandlerFunc(saveuser)))
2620 loggedin.Handle("/ximport", login.CSRFWrap("ximport", http.HandlerFunc(ximport)))
2621 loggedin.HandleFunc("/honkers", showhonkers)
2622 loggedin.HandleFunc("/h/{name:[\\pL[:digit:]_.-]+}", showhonker)
2623 loggedin.HandleFunc("/h", showhonker)
2624 loggedin.HandleFunc("/c/{name:[\\pL[:digit:]_.-]+}", showcombo)
2625 loggedin.HandleFunc("/c", showcombos)
2626 loggedin.HandleFunc("/t", showconvoy)
2627 loggedin.HandleFunc("/q", showsearch)
2628 loggedin.HandleFunc("/hydra", webhydra)
2629 loggedin.HandleFunc("/emus", showemus)
2630 loggedin.Handle("/submithonker", login.CSRFWrap("submithonker", http.HandlerFunc(websubmithonker)))
2631
2632 err = http.Serve(listener, mux)
2633 if err != nil {
2634 elog.Fatal(err)
2635 }
2636}