web.go (view raw)
1//
2// Copyright (c) 2019 Ted Unangst <tedu@tedunangst.com>
3//
4// Permission to use, copy, modify, and distribute this software for any
5// purpose with or without fee is hereby granted, provided that the above
6// copyright notice and this permission notice appear in all copies.
7//
8// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15
16package main
17
18import (
19 "bytes"
20 "database/sql"
21 "fmt"
22 "html/template"
23 "io"
24 "log"
25 notrand "math/rand"
26 "net/http"
27 "net/url"
28 "os"
29 "os/signal"
30 "regexp"
31 "sort"
32 "strconv"
33 "strings"
34 "syscall"
35 "time"
36
37 "github.com/gorilla/mux"
38 "humungus.tedunangst.com/r/webs/cache"
39 "humungus.tedunangst.com/r/webs/httpsig"
40 "humungus.tedunangst.com/r/webs/junk"
41 "humungus.tedunangst.com/r/webs/login"
42 "humungus.tedunangst.com/r/webs/rss"
43 "humungus.tedunangst.com/r/webs/templates"
44)
45
46var readviews *templates.Template
47
48var userSep = "u"
49var honkSep = "h"
50
51var debugMode = false
52
53func getuserstyle(u *login.UserInfo) template.CSS {
54 if u == nil {
55 return ""
56 }
57 user, _ := butwhatabout(u.Username)
58 css := template.CSS("")
59 if user.Options.SkinnyCSS {
60 css += "main { max-width: 700px; }\n"
61 }
62 return css
63}
64
65func getmaplink(u *login.UserInfo) string {
66 if u == nil {
67 return "osm"
68 }
69 user, _ := butwhatabout(u.Username)
70 ml := user.Options.MapLink
71 if ml == "" {
72 ml = "osm"
73 }
74 return ml
75}
76
77func getInfo(r *http.Request) map[string]interface{} {
78 templinfo := make(map[string]interface{})
79 templinfo["StyleParam"] = getassetparam(viewDir + "/views/style.css")
80 templinfo["LocalStyleParam"] = getassetparam(dataDir + "/views/local.css")
81 templinfo["JSParam"] = getassetparam(viewDir + "/views/honkpage.js")
82 templinfo["ServerName"] = serverName
83 templinfo["IconName"] = iconName
84 templinfo["UserSep"] = userSep
85 if u := login.GetUserInfo(r); u != nil {
86 templinfo["UserInfo"], _ = butwhatabout(u.Username)
87 templinfo["UserStyle"] = getuserstyle(u)
88 var combos []string
89 combocache.Get(u.UserID, &combos)
90 templinfo["Combos"] = combos
91 }
92 return templinfo
93}
94
95func homepage(w http.ResponseWriter, r *http.Request) {
96 templinfo := getInfo(r)
97 u := login.GetUserInfo(r)
98 var honks []*Honk
99 var userid int64 = -1
100
101 templinfo["ServerMessage"] = serverMsg
102 if u == nil || r.URL.Path == "/front" {
103 switch r.URL.Path {
104 case "/events":
105 honks = geteventhonks(userid)
106 templinfo["ServerMessage"] = "some recent and upcoming events"
107 default:
108 templinfo["ShowRSS"] = true
109 honks = getpublichonks()
110 }
111 } else {
112 userid = u.UserID
113 switch r.URL.Path {
114 case "/atme":
115 templinfo["ServerMessage"] = "at me!"
116 templinfo["PageName"] = "atme"
117 honks = gethonksforme(userid, 0)
118 honks = osmosis(honks, userid, false)
119 case "/longago":
120 templinfo["ServerMessage"] = "long ago and far away!"
121 templinfo["PageName"] = "longago"
122 honks = gethonksfromlongago(userid, 0)
123 honks = osmosis(honks, userid, false)
124 case "/events":
125 templinfo["ServerMessage"] = "some recent and upcoming events"
126 templinfo["PageName"] = "events"
127 honks = geteventhonks(userid)
128 honks = osmosis(honks, userid, true)
129 case "/first":
130 templinfo["PageName"] = "first"
131 honks = gethonksforuserfirstclass(userid, 0)
132 honks = osmosis(honks, userid, true)
133 case "/saved":
134 templinfo["ServerMessage"] = "saved honks"
135 templinfo["PageName"] = "saved"
136 honks = getsavedhonks(userid, 0)
137 default:
138 templinfo["PageName"] = "home"
139 honks = gethonksforuser(userid, 0)
140 honks = osmosis(honks, userid, true)
141 }
142 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
143 }
144
145 honkpage(w, u, honks, templinfo)
146}
147
148func showfunzone(w http.ResponseWriter, r *http.Request) {
149 var emunames, memenames []string
150 dir, err := os.Open(dataDir + "/emus")
151 if err == nil {
152 emunames, _ = dir.Readdirnames(0)
153 dir.Close()
154 }
155 for i, e := range emunames {
156 if len(e) > 4 {
157 emunames[i] = e[:len(e)-4]
158 }
159 }
160 dir, err = os.Open(dataDir + "/memes")
161 if err == nil {
162 memenames, _ = dir.Readdirnames(0)
163 dir.Close()
164 }
165 sort.Strings(emunames)
166 sort.Strings(memenames)
167 templinfo := getInfo(r)
168 templinfo["Emus"] = emunames
169 templinfo["Memes"] = memenames
170 err = readviews.Execute(w, "funzone.html", templinfo)
171 if err != nil {
172 log.Print(err)
173 }
174}
175
176func showrss(w http.ResponseWriter, r *http.Request) {
177 name := mux.Vars(r)["name"]
178
179 var honks []*Honk
180 if name != "" {
181 honks = gethonksbyuser(name, false, 0)
182 } else {
183 honks = getpublichonks()
184 }
185 reverbolate(-1, honks)
186
187 home := fmt.Sprintf("https://%s/", serverName)
188 base := home
189 if name != "" {
190 home += "u/" + name
191 name += " "
192 }
193 feed := rss.Feed{
194 Title: name + "honk",
195 Link: home,
196 Description: name + "honk rss",
197 Image: &rss.Image{
198 URL: base + "icon.png",
199 Title: name + "honk rss",
200 Link: home,
201 },
202 }
203 var modtime time.Time
204 for _, honk := range honks {
205 if !firstclass(honk) {
206 continue
207 }
208 desc := string(honk.HTML)
209 if t := honk.Time; t != nil {
210 desc += fmt.Sprintf(`<p>Time: %s`, t.StartTime.Local().Format("03:04PM EDT Mon Jan 02"))
211 if t.Duration != 0 {
212 desc += fmt.Sprintf(`<br>Duration: %s`, t.Duration)
213 }
214 }
215 if p := honk.Place; p != nil {
216 desc += string(templates.Sprintf(`<p>Location: <a href="%s">%s</a> %f %f`,
217 p.Url, p.Name, p.Latitude, p.Longitude))
218 }
219 for _, d := range honk.Donks {
220 desc += string(templates.Sprintf(`<p><a href="%s">Attachment: %s</a>`,
221 d.URL, d.Desc))
222 if strings.HasPrefix(d.Media, "image") {
223 desc += string(templates.Sprintf(`<img src="%s">`, d.URL))
224 }
225 }
226
227 feed.Items = append(feed.Items, &rss.Item{
228 Title: fmt.Sprintf("%s %s %s", honk.Username, honk.What, honk.XID),
229 Description: rss.CData{Data: desc},
230 Link: honk.URL,
231 PubDate: honk.Date.Format(time.RFC1123),
232 Guid: &rss.Guid{IsPermaLink: true, Value: honk.URL},
233 })
234 if honk.Date.After(modtime) {
235 modtime = honk.Date
236 }
237 }
238 if !debugMode {
239 w.Header().Set("Cache-Control", "max-age=300")
240 w.Header().Set("Last-Modified", modtime.Format(http.TimeFormat))
241 }
242
243 err := feed.Write(w)
244 if err != nil {
245 log.Printf("error writing rss: %s", err)
246 }
247}
248
249func crappola(j junk.Junk) bool {
250 t, _ := j.GetString("type")
251 a, _ := j.GetString("actor")
252 o, _ := j.GetString("object")
253 if t == "Delete" && a == o {
254 log.Printf("crappola from %s", a)
255 return true
256 }
257 return false
258}
259
260func ping(user *WhatAbout, who string) {
261 if targ := fullname(who, user.ID); targ != "" {
262 who = targ
263 }
264 if !strings.HasPrefix(who, "https:") {
265 who = gofish(who)
266 }
267 if who == "" {
268 log.Printf("nobody to ping!")
269 return
270 }
271 var box *Box
272 ok := boxofboxes.Get(who, &box)
273 if !ok {
274 log.Printf("no inbox to ping %s", who)
275 return
276 }
277 log.Printf("sending ping to %s", box.In)
278 j := junk.New()
279 j["@context"] = itiswhatitis
280 j["type"] = "Ping"
281 j["id"] = user.URL + "/ping/" + xfiltrate()
282 j["actor"] = user.URL
283 j["to"] = who
284 ki := ziggy(user.ID)
285 if ki == nil {
286 return
287 }
288 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
289 if err != nil {
290 log.Printf("can't send ping: %s", err)
291 return
292 }
293 log.Printf("sent ping to %s: %s", who, j["id"])
294}
295
296func pong(user *WhatAbout, who string, obj string) {
297 var box *Box
298 ok := boxofboxes.Get(who, &box)
299 if !ok {
300 log.Printf("no inbox to pong %s", who)
301 return
302 }
303 j := junk.New()
304 j["@context"] = itiswhatitis
305 j["type"] = "Pong"
306 j["id"] = user.URL + "/pong/" + xfiltrate()
307 j["actor"] = user.URL
308 j["to"] = who
309 j["object"] = obj
310 ki := ziggy(user.ID)
311 if ki == nil {
312 return
313 }
314 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
315 if err != nil {
316 log.Printf("can't send pong: %s", err)
317 return
318 }
319}
320
321func inbox(w http.ResponseWriter, r *http.Request) {
322 name := mux.Vars(r)["name"]
323 user, err := butwhatabout(name)
324 if err != nil {
325 http.NotFound(w, r)
326 return
327 }
328 if stealthmode(user.ID, r) {
329 http.NotFound(w, r)
330 return
331 }
332 var buf bytes.Buffer
333 limiter := io.LimitReader(r.Body, 1*1024*1024)
334 io.Copy(&buf, limiter)
335 payload := buf.Bytes()
336 j, err := junk.FromBytes(payload)
337 if err != nil {
338 log.Printf("bad payload: %s", err)
339 io.WriteString(os.Stdout, "bad payload\n")
340 os.Stdout.Write(payload)
341 io.WriteString(os.Stdout, "\n")
342 return
343 }
344
345 if crappola(j) {
346 return
347 }
348 what, _ := j.GetString("type")
349 obj, _ := j.GetString("object")
350 if what == "Like" || (what == "EmojiReact" && originate(obj) != serverName) {
351 return
352 }
353 who, _ := j.GetString("actor")
354 if rejectactor(user.ID, who) {
355 return
356 }
357
358 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
359 if err != nil && keyname != "" {
360 savingthrow(keyname)
361 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
362 }
363 if err != nil {
364 log.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
365 if keyname != "" {
366 log.Printf("bad signature from %s", keyname)
367 io.WriteString(os.Stdout, "bad payload\n")
368 os.Stdout.Write(payload)
369 io.WriteString(os.Stdout, "\n")
370 }
371 http.Error(w, "what did you call me?", http.StatusTeapot)
372 return
373 }
374 origin := keymatch(keyname, who)
375 if origin == "" {
376 log.Printf("keyname actor mismatch: %s <> %s", keyname, who)
377 return
378 }
379
380 switch what {
381 case "Ping":
382 id, _ := j.GetString("id")
383 log.Printf("ping from %s: %s", who, id)
384 pong(user, who, obj)
385 case "Pong":
386 log.Printf("pong from %s: %s", who, obj)
387 case "Follow":
388 if obj != user.URL {
389 log.Printf("can't follow %s", obj)
390 return
391 }
392 followme(user, who, who, j)
393 case "Accept":
394 followyou2(user, j)
395 case "Reject":
396 nofollowyou2(user, j)
397 case "Update":
398 obj, ok := j.GetMap("object")
399 if ok {
400 what, _ := obj.GetString("type")
401 switch what {
402 case "Service":
403 fallthrough
404 case "Person":
405 return
406 case "Question":
407 return
408 case "Note":
409 go xonksaver(user, j, origin)
410 return
411 }
412 }
413 log.Printf("unknown Update activity")
414 dumpactivity(j)
415 case "Undo":
416 obj, ok := j.GetMap("object")
417 if !ok {
418 folxid, ok := j.GetString("object")
419 if ok && originate(folxid) == origin {
420 unfollowme(user, "", "", j)
421 }
422 return
423 }
424 what, _ := obj.GetString("type")
425 switch what {
426 case "Follow":
427 unfollowme(user, who, who, j)
428 case "Announce":
429 xid, _ := obj.GetString("object")
430 log.Printf("undo announce: %s", xid)
431 case "Like":
432 default:
433 log.Printf("unknown undo: %s", what)
434 }
435 case "EmojiReact":
436 obj, ok := j.GetString("object")
437 if ok {
438 content, _ := j.GetString("content")
439 addreaction(user, obj, who, content)
440 }
441 default:
442 go xonksaver(user, j, origin)
443 }
444}
445
446func serverinbox(w http.ResponseWriter, r *http.Request) {
447 user := getserveruser()
448 if stealthmode(user.ID, r) {
449 http.NotFound(w, r)
450 return
451 }
452 var buf bytes.Buffer
453 io.Copy(&buf, r.Body)
454 payload := buf.Bytes()
455 j, err := junk.FromBytes(payload)
456 if err != nil {
457 log.Printf("bad payload: %s", err)
458 io.WriteString(os.Stdout, "bad payload\n")
459 os.Stdout.Write(payload)
460 io.WriteString(os.Stdout, "\n")
461 return
462 }
463 if crappola(j) {
464 return
465 }
466 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
467 if err != nil && keyname != "" {
468 savingthrow(keyname)
469 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
470 }
471 if err != nil {
472 log.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
473 if keyname != "" {
474 log.Printf("bad signature from %s", keyname)
475 io.WriteString(os.Stdout, "bad payload\n")
476 os.Stdout.Write(payload)
477 io.WriteString(os.Stdout, "\n")
478 }
479 http.Error(w, "what did you call me?", http.StatusTeapot)
480 return
481 }
482 who, _ := j.GetString("actor")
483 origin := keymatch(keyname, who)
484 if origin == "" {
485 log.Printf("keyname actor mismatch: %s <> %s", keyname, who)
486 return
487 }
488 if rejectactor(user.ID, who) {
489 return
490 }
491 re_ont := regexp.MustCompile("https://" + serverName + "/o/([[:alnum:]]+)")
492 what, _ := j.GetString("type")
493 log.Printf("server got a %s", what)
494 switch what {
495 case "Follow":
496 obj, _ := j.GetString("object")
497 if obj == user.URL {
498 log.Printf("can't follow the server!")
499 return
500 }
501 m := re_ont.FindStringSubmatch(obj)
502 if len(m) != 2 {
503 log.Printf("not sure how to handle this")
504 return
505 }
506 ont := "#" + m[1]
507
508 followme(user, who, ont, j)
509 case "Undo":
510 obj, ok := j.GetMap("object")
511 if !ok {
512 log.Printf("unknown undo no object")
513 return
514 }
515 what, _ := obj.GetString("type")
516 if what != "Follow" {
517 log.Printf("unknown undo: %s", what)
518 return
519 }
520 targ, _ := obj.GetString("object")
521 m := re_ont.FindStringSubmatch(targ)
522 if len(m) != 2 {
523 log.Printf("not sure how to handle this")
524 return
525 }
526 ont := "#" + m[1]
527 unfollowme(user, who, ont, j)
528 default:
529 log.Printf("unhandled server activity: %s", what)
530 dumpactivity(j)
531 }
532}
533
534func serveractor(w http.ResponseWriter, r *http.Request) {
535 user := getserveruser()
536 if stealthmode(user.ID, r) {
537 http.NotFound(w, r)
538 return
539 }
540 j := junkuser(user)
541 j.Write(w)
542}
543
544func ximport(w http.ResponseWriter, r *http.Request) {
545 u := login.GetUserInfo(r)
546 xid := strings.TrimSpace(r.FormValue("xid"))
547 xonk := getxonk(u.UserID, xid)
548 if xonk == nil {
549 p, _ := investigate(xid)
550 if p != nil {
551 xid = p.XID
552 }
553 j, err := GetJunk(xid)
554 if err != nil {
555 http.Error(w, "error getting external object", http.StatusInternalServerError)
556 log.Printf("error getting external object: %s", err)
557 return
558 }
559 allinjest(originate(xid), j)
560 log.Printf("importing %s", xid)
561 user, _ := butwhatabout(u.Username)
562
563 info, _ := somethingabout(j)
564 if info == nil {
565 xonk = xonksaver(user, j, originate(xid))
566 } else if info.What == SomeActor {
567 outbox, _ := j.GetString("outbox")
568 gimmexonks(user, outbox)
569 http.Redirect(w, r, "/h?xid="+url.QueryEscape(xid), http.StatusSeeOther)
570 return
571 } else if info.What == SomeCollection {
572 gimmexonks(user, xid)
573 http.Redirect(w, r, "/xzone", http.StatusSeeOther)
574 return
575 }
576 }
577 convoy := ""
578 if xonk != nil {
579 convoy = xonk.Convoy
580 }
581 http.Redirect(w, r, "/t?c="+url.QueryEscape(convoy), http.StatusSeeOther)
582}
583
584func xzone(w http.ResponseWriter, r *http.Request) {
585 u := login.GetUserInfo(r)
586 rows, err := stmtRecentHonkers.Query(u.UserID, u.UserID)
587 if err != nil {
588 log.Printf("query err: %s", err)
589 return
590 }
591 defer rows.Close()
592 var honkers []Honker
593 for rows.Next() {
594 var xid string
595 rows.Scan(&xid)
596 honkers = append(honkers, Honker{XID: xid})
597 }
598 rows.Close()
599 for i, _ := range honkers {
600 _, honkers[i].Handle = handles(honkers[i].XID)
601 }
602 templinfo := getInfo(r)
603 templinfo["XCSRF"] = login.GetCSRF("ximport", r)
604 templinfo["Honkers"] = honkers
605 err = readviews.Execute(w, "xzone.html", templinfo)
606 if err != nil {
607 log.Print(err)
608 }
609}
610
611var oldoutbox = cache.New(cache.Options{Filler: func(name string) ([]byte, bool) {
612 user, err := butwhatabout(name)
613 if err != nil {
614 return nil, false
615 }
616 honks := gethonksbyuser(name, false, 0)
617 if len(honks) > 20 {
618 honks = honks[0:20]
619 }
620
621 var jonks []junk.Junk
622 for _, h := range honks {
623 j, _ := jonkjonk(user, h)
624 jonks = append(jonks, j)
625 }
626
627 j := junk.New()
628 j["@context"] = itiswhatitis
629 j["id"] = user.URL + "/outbox"
630 j["attributedTo"] = user.URL
631 j["type"] = "OrderedCollection"
632 j["totalItems"] = len(jonks)
633 j["orderedItems"] = jonks
634
635 return j.ToBytes(), true
636}, Duration: 1 * time.Minute})
637
638func outbox(w http.ResponseWriter, r *http.Request) {
639 name := mux.Vars(r)["name"]
640 user, err := butwhatabout(name)
641 if err != nil {
642 http.NotFound(w, r)
643 return
644 }
645 if stealthmode(user.ID, r) {
646 http.NotFound(w, r)
647 return
648 }
649 var j []byte
650 ok := oldoutbox.Get(name, &j)
651 if ok {
652 w.Header().Set("Content-Type", theonetruename)
653 w.Write(j)
654 } else {
655 http.NotFound(w, r)
656 }
657}
658
659var oldempties = cache.New(cache.Options{Filler: func(url string) ([]byte, bool) {
660 colname := "/followers"
661 if strings.HasSuffix(url, "/following") {
662 colname = "/following"
663 }
664 user := fmt.Sprintf("https://%s%s", serverName, url[:len(url)-10])
665 j := junk.New()
666 j["@context"] = itiswhatitis
667 j["id"] = user + colname
668 j["attributedTo"] = user
669 j["type"] = "OrderedCollection"
670 j["totalItems"] = 0
671 j["orderedItems"] = []junk.Junk{}
672
673 return j.ToBytes(), true
674}})
675
676func emptiness(w http.ResponseWriter, r *http.Request) {
677 name := mux.Vars(r)["name"]
678 user, err := butwhatabout(name)
679 if err != nil {
680 http.NotFound(w, r)
681 return
682 }
683 if stealthmode(user.ID, r) {
684 http.NotFound(w, r)
685 return
686 }
687 var j []byte
688 ok := oldempties.Get(r.URL.Path, &j)
689 if ok {
690 w.Header().Set("Content-Type", theonetruename)
691 w.Write(j)
692 } else {
693 http.NotFound(w, r)
694 }
695}
696
697func showuser(w http.ResponseWriter, r *http.Request) {
698 name := mux.Vars(r)["name"]
699 user, err := butwhatabout(name)
700 if err != nil {
701 log.Printf("user not found %s: %s", name, err)
702 http.NotFound(w, r)
703 return
704 }
705 if stealthmode(user.ID, r) {
706 http.NotFound(w, r)
707 return
708 }
709 if friendorfoe(r.Header.Get("Accept")) {
710 j, ok := asjonker(name)
711 if ok {
712 w.Header().Set("Content-Type", theonetruename)
713 w.Write(j)
714 } else {
715 http.NotFound(w, r)
716 }
717 return
718 }
719 u := login.GetUserInfo(r)
720 honks := gethonksbyuser(name, u != nil && u.Username == name, 0)
721 templinfo := getInfo(r)
722 templinfo["Name"] = user.Name
723 templinfo["WhatAbout"] = user.HTAbout
724 templinfo["ServerMessage"] = ""
725 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
726 honkpage(w, u, honks, templinfo)
727}
728
729func showhonker(w http.ResponseWriter, r *http.Request) {
730 u := login.GetUserInfo(r)
731 name := mux.Vars(r)["name"]
732 var honks []*Honk
733 if name == "" {
734 name = r.FormValue("xid")
735 honks = gethonksbyxonker(u.UserID, name, 0)
736 } else {
737 honks = gethonksbyhonker(u.UserID, name, 0)
738 }
739 miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
740<input type="hidden" name="CSRF" value="%s">
741<input type="hidden" name="url" value="%s">
742<button tabindex=1 name="add honker" value="add honker">add honker</button>
743</form>`, login.GetCSRF("submithonker", r), name)
744 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, name, name, miniform)
745 templinfo := getInfo(r)
746 templinfo["PageName"] = "honker"
747 templinfo["PageArg"] = name
748 templinfo["ServerMessage"] = msg
749 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
750 honkpage(w, u, honks, templinfo)
751}
752
753func showcombo(w http.ResponseWriter, r *http.Request) {
754 name := mux.Vars(r)["name"]
755 u := login.GetUserInfo(r)
756 honks := gethonksbycombo(u.UserID, name, 0)
757 honks = osmosis(honks, u.UserID, true)
758 templinfo := getInfo(r)
759 templinfo["PageName"] = "combo"
760 templinfo["PageArg"] = name
761 templinfo["ServerMessage"] = "honks by combo: " + name
762 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
763 honkpage(w, u, honks, templinfo)
764}
765func showconvoy(w http.ResponseWriter, r *http.Request) {
766 c := r.FormValue("c")
767 u := login.GetUserInfo(r)
768 honks := gethonksbyconvoy(u.UserID, c, 0)
769 templinfo := getInfo(r)
770 if len(honks) > 0 {
771 templinfo["TopHID"] = honks[0].ID
772 }
773 honks = osmosis(honks, u.UserID, false)
774 reversehonks(honks)
775 templinfo["PageName"] = "convoy"
776 templinfo["PageArg"] = c
777 templinfo["ServerMessage"] = "honks in convoy: " + c
778 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
779 honkpage(w, u, honks, templinfo)
780}
781func showsearch(w http.ResponseWriter, r *http.Request) {
782 q := r.FormValue("q")
783 u := login.GetUserInfo(r)
784 honks := gethonksbysearch(u.UserID, q, 0)
785 templinfo := getInfo(r)
786 templinfo["PageName"] = "search"
787 templinfo["PageArg"] = q
788 templinfo["ServerMessage"] = "honks for search: " + q
789 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
790 honkpage(w, u, honks, templinfo)
791}
792func showontology(w http.ResponseWriter, r *http.Request) {
793 name := mux.Vars(r)["name"]
794 u := login.GetUserInfo(r)
795 var userid int64 = -1
796 if u != nil {
797 userid = u.UserID
798 }
799 honks := gethonksbyontology(userid, "#"+name, 0)
800 if friendorfoe(r.Header.Get("Accept")) {
801 if len(honks) > 40 {
802 honks = honks[0:40]
803 }
804
805 var xids []string
806 for _, h := range honks {
807 xids = append(xids, h.XID)
808 }
809
810 user := getserveruser()
811
812 j := junk.New()
813 j["@context"] = itiswhatitis
814 j["id"] = fmt.Sprintf("https://%s/o/%s", serverName, name)
815 j["name"] = "#" + name
816 j["attributedTo"] = user.URL
817 j["type"] = "OrderedCollection"
818 j["totalItems"] = len(xids)
819 j["orderedItems"] = xids
820
821 j.Write(w)
822 return
823 }
824
825 templinfo := getInfo(r)
826 templinfo["ServerMessage"] = "honks by ontology: " + name
827 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
828 honkpage(w, u, honks, templinfo)
829}
830
831type Ont struct {
832 Name string
833 Count int64
834}
835
836func thelistingoftheontologies(w http.ResponseWriter, r *http.Request) {
837 u := login.GetUserInfo(r)
838 var userid int64 = -1
839 if u != nil {
840 userid = u.UserID
841 }
842 rows, err := stmtAllOnts.Query(userid)
843 if err != nil {
844 log.Printf("selection error: %s", err)
845 return
846 }
847 defer rows.Close()
848 var onts []Ont
849 for rows.Next() {
850 var o Ont
851 err := rows.Scan(&o.Name, &o.Count)
852 if err != nil {
853 log.Printf("error scanning ont: %s", err)
854 continue
855 }
856 if len(o.Name) > 24 {
857 continue
858 }
859 o.Name = o.Name[1:]
860 onts = append(onts, o)
861 }
862 sort.Slice(onts, func(i, j int) bool {
863 return onts[i].Name < onts[j].Name
864 })
865 if u == nil && !debugMode {
866 w.Header().Set("Cache-Control", "max-age=300")
867 }
868 templinfo := getInfo(r)
869 templinfo["Onts"] = onts
870 err = readviews.Execute(w, "onts.html", templinfo)
871 if err != nil {
872 log.Print(err)
873 }
874}
875
876type Track struct {
877 xid string
878 who string
879}
880
881func getbacktracks(xid string) []string {
882 c := make(chan bool)
883 dumptracks <- c
884 <-c
885 row := stmtGetTracks.QueryRow(xid)
886 var rawtracks string
887 err := row.Scan(&rawtracks)
888 if err != nil {
889 if err != sql.ErrNoRows {
890 log.Printf("error scanning tracks: %s", err)
891 }
892 return nil
893 }
894 var rcpts []string
895 for _, f := range strings.Split(rawtracks, " ") {
896 idx := strings.LastIndexByte(f, '#')
897 if idx != -1 {
898 f = f[:idx]
899 }
900 if !strings.HasPrefix(f, "https://") {
901 f = fmt.Sprintf("%%https://%s/inbox", f)
902 }
903 rcpts = append(rcpts, f)
904 }
905 return rcpts
906}
907
908func savetracks(tracks map[string][]string) {
909 db := opendatabase()
910 tx, err := db.Begin()
911 if err != nil {
912 log.Printf("savetracks begin error: %s", err)
913 return
914 }
915 defer func() {
916 err := tx.Commit()
917 if err != nil {
918 log.Printf("savetracks commit error: %s", err)
919 }
920
921 }()
922 stmtGetTracks, err := tx.Prepare("select fetches from tracks where xid = ?")
923 if err != nil {
924 log.Printf("savetracks error: %s", err)
925 return
926 }
927 stmtNewTracks, err := tx.Prepare("insert into tracks (xid, fetches) values (?, ?)")
928 if err != nil {
929 log.Printf("savetracks error: %s", err)
930 return
931 }
932 stmtUpdateTracks, err := tx.Prepare("update tracks set fetches = ? where xid = ?")
933 if err != nil {
934 log.Printf("savetracks error: %s", err)
935 return
936 }
937 count := 0
938 for xid, f := range tracks {
939 count += len(f)
940 var prev string
941 row := stmtGetTracks.QueryRow(xid)
942 err := row.Scan(&prev)
943 if err == sql.ErrNoRows {
944 f = oneofakind(f)
945 stmtNewTracks.Exec(xid, strings.Join(f, " "))
946 } else if err == nil {
947 all := append(strings.Split(prev, " "), f...)
948 all = oneofakind(all)
949 stmtUpdateTracks.Exec(strings.Join(all, " "))
950 } else {
951 log.Printf("savetracks error: %s", err)
952 }
953 }
954 log.Printf("saved %d new fetches", count)
955}
956
957var trackchan = make(chan Track)
958var dumptracks = make(chan chan bool)
959
960func tracker() {
961 timeout := 4 * time.Minute
962 sleeper := time.NewTimer(timeout)
963 tracks := make(map[string][]string)
964 workinprogress++
965 for {
966 select {
967 case track := <-trackchan:
968 tracks[track.xid] = append(tracks[track.xid], track.who)
969 case <-sleeper.C:
970 if len(tracks) > 0 {
971 go savetracks(tracks)
972 tracks = make(map[string][]string)
973 }
974 sleeper.Reset(timeout)
975 case c := <-dumptracks:
976 if len(tracks) > 0 {
977 savetracks(tracks)
978 }
979 c <- true
980 case <-endoftheworld:
981 if len(tracks) > 0 {
982 savetracks(tracks)
983 }
984 readyalready <- true
985 return
986 }
987 }
988}
989
990var re_keyholder = regexp.MustCompile(`keyId="([^"]+)"`)
991
992func trackback(xid string, r *http.Request) {
993 agent := r.UserAgent()
994 who := originate(agent)
995 sig := r.Header.Get("Signature")
996 if sig != "" {
997 m := re_keyholder.FindStringSubmatch(sig)
998 if len(m) == 2 {
999 who = m[1]
1000 }
1001 }
1002 if who != "" {
1003 trackchan <- Track{xid: xid, who: who}
1004 }
1005}
1006
1007func showonehonk(w http.ResponseWriter, r *http.Request) {
1008 name := mux.Vars(r)["name"]
1009 user, err := butwhatabout(name)
1010 if err != nil {
1011 http.NotFound(w, r)
1012 return
1013 }
1014 if stealthmode(user.ID, r) {
1015 http.NotFound(w, r)
1016 return
1017 }
1018 xid := fmt.Sprintf("https://%s%s", serverName, r.URL.Path)
1019
1020 if friendorfoe(r.Header.Get("Accept")) {
1021 j, ok := gimmejonk(xid)
1022 if ok {
1023 trackback(xid, r)
1024 w.Header().Set("Content-Type", theonetruename)
1025 w.Write(j)
1026 } else {
1027 http.NotFound(w, r)
1028 }
1029 return
1030 }
1031 honk := getxonk(user.ID, xid)
1032 if honk == nil {
1033 http.NotFound(w, r)
1034 return
1035 }
1036 u := login.GetUserInfo(r)
1037 if u != nil && u.UserID != user.ID {
1038 u = nil
1039 }
1040 if !honk.Public {
1041 if u == nil {
1042 http.NotFound(w, r)
1043 return
1044
1045 }
1046 honks := []*Honk{honk}
1047 donksforhonks(honks)
1048 templinfo := getInfo(r)
1049 templinfo["ServerMessage"] = "one honk maybe more"
1050 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1051 honkpage(w, u, honks, templinfo)
1052 return
1053 }
1054 rawhonks := gethonksbyconvoy(honk.UserID, honk.Convoy, 0)
1055 reversehonks(rawhonks)
1056 var honks []*Honk
1057 for _, h := range rawhonks {
1058 if h.XID == xid && len(honks) != 0 {
1059 h.Style += " glow"
1060 }
1061 if h.Public && (h.Whofore == 2 || h.IsAcked()) {
1062 honks = append(honks, h)
1063 }
1064 }
1065
1066 templinfo := getInfo(r)
1067 templinfo["ServerMessage"] = "one honk maybe more"
1068 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1069 honkpage(w, u, honks, templinfo)
1070}
1071
1072func honkpage(w http.ResponseWriter, u *login.UserInfo, honks []*Honk, templinfo map[string]interface{}) {
1073 var userid int64 = -1
1074 if u != nil {
1075 userid = u.UserID
1076 templinfo["User"], _ = butwhatabout(u.Username)
1077 }
1078 reverbolate(userid, honks)
1079 templinfo["Honks"] = honks
1080 templinfo["MapLink"] = getmaplink(u)
1081 if templinfo["TopHID"] == nil {
1082 if len(honks) > 0 {
1083 templinfo["TopHID"] = honks[0].ID
1084 } else {
1085 templinfo["TopHID"] = 0
1086 }
1087 }
1088 if u == nil && !debugMode {
1089 w.Header().Set("Cache-Control", "max-age=60")
1090 }
1091 err := readviews.Execute(w, "honkpage.html", templinfo)
1092 if err != nil {
1093 log.Print(err)
1094 }
1095}
1096
1097func saveuser(w http.ResponseWriter, r *http.Request) {
1098 whatabout := r.FormValue("whatabout")
1099 whatabout = strings.Replace(whatabout, "\r", "", -1)
1100 u := login.GetUserInfo(r)
1101 user, _ := butwhatabout(u.Username)
1102 db := opendatabase()
1103
1104 options := user.Options
1105 if r.FormValue("skinny") == "skinny" {
1106 options.SkinnyCSS = true
1107 } else {
1108 options.SkinnyCSS = false
1109 }
1110 if r.FormValue("avahex") == "avahex" {
1111 options.Avahex = true
1112 } else {
1113 options.Avahex = false
1114 }
1115 if r.FormValue("omitimages") == "omitimages" {
1116 options.OmitImages = true
1117 } else {
1118 options.OmitImages = false
1119 }
1120 if r.FormValue("mentionall") == "mentionall" {
1121 options.MentionAll = true
1122 } else {
1123 options.MentionAll = false
1124 }
1125 if r.FormValue("maps") == "apple" {
1126 options.MapLink = "apple"
1127 } else {
1128 options.MapLink = ""
1129 }
1130 options.Reaction = r.FormValue("reaction")
1131
1132 sendupdate := false
1133 ava := re_avatar.FindString(whatabout)
1134 if ava != "" {
1135 whatabout = re_avatar.ReplaceAllString(whatabout, "")
1136 ava = ava[7:]
1137 if ava[0] == ' ' {
1138 ava = ava[1:]
1139 }
1140 ava = fmt.Sprintf("https://%s/meme/%s", serverName, ava)
1141 }
1142 if ava != options.Avatar {
1143 options.Avatar = ava
1144 sendupdate = true
1145 }
1146 whatabout = strings.TrimSpace(whatabout)
1147 if whatabout != user.About {
1148 sendupdate = true
1149 }
1150 j, err := jsonify(options)
1151 if err == nil {
1152 _, err = db.Exec("update users set about = ?, options = ? where username = ?", whatabout, j, u.Username)
1153 }
1154 if err != nil {
1155 log.Printf("error bouting what: %s", err)
1156 }
1157 somenamedusers.Clear(u.Username)
1158 somenumberedusers.Clear(u.UserID)
1159 oldjonkers.Clear(u.Username)
1160
1161 if sendupdate {
1162 updateMe(u.Username)
1163 }
1164
1165 http.Redirect(w, r, "/account", http.StatusSeeOther)
1166}
1167
1168func bonkit(xid string, user *WhatAbout) {
1169 log.Printf("bonking %s", xid)
1170
1171 xonk := getxonk(user.ID, xid)
1172 if xonk == nil {
1173 return
1174 }
1175 if !xonk.Public {
1176 return
1177 }
1178 if xonk.IsBonked() {
1179 return
1180 }
1181 donksforhonks([]*Honk{xonk})
1182
1183 _, err := stmtUpdateFlags.Exec(flagIsBonked, xonk.ID)
1184 if err != nil {
1185 log.Printf("error acking bonk: %s", err)
1186 }
1187
1188 oonker := xonk.Oonker
1189 if oonker == "" {
1190 oonker = xonk.Honker
1191 }
1192 dt := time.Now().UTC()
1193 bonk := &Honk{
1194 UserID: user.ID,
1195 Username: user.Name,
1196 What: "bonk",
1197 Honker: user.URL,
1198 Oonker: oonker,
1199 XID: xonk.XID,
1200 RID: xonk.RID,
1201 Noise: xonk.Noise,
1202 Precis: xonk.Precis,
1203 URL: xonk.URL,
1204 Date: dt,
1205 Donks: xonk.Donks,
1206 Whofore: 2,
1207 Convoy: xonk.Convoy,
1208 Audience: []string{thewholeworld, oonker},
1209 Public: true,
1210 Format: "html",
1211 Place: xonk.Place,
1212 Onts: xonk.Onts,
1213 Time: xonk.Time,
1214 }
1215
1216 err = savehonk(bonk)
1217 if err != nil {
1218 log.Printf("uh oh")
1219 return
1220 }
1221
1222 go honkworldwide(user, bonk)
1223}
1224
1225func submitbonk(w http.ResponseWriter, r *http.Request) {
1226 xid := r.FormValue("xid")
1227 userinfo := login.GetUserInfo(r)
1228 user, _ := butwhatabout(userinfo.Username)
1229
1230 bonkit(xid, user)
1231
1232 if r.FormValue("js") != "1" {
1233 templinfo := getInfo(r)
1234 templinfo["ServerMessage"] = "Bonked!"
1235 err := readviews.Execute(w, "msg.html", templinfo)
1236 if err != nil {
1237 log.Print(err)
1238 }
1239 }
1240}
1241
1242func sendzonkofsorts(xonk *Honk, user *WhatAbout, what string, aux string) {
1243 zonk := &Honk{
1244 What: what,
1245 XID: xonk.XID,
1246 Date: time.Now().UTC(),
1247 Audience: oneofakind(xonk.Audience),
1248 Noise: aux,
1249 }
1250 zonk.Public = loudandproud(zonk.Audience)
1251
1252 log.Printf("announcing %sed honk: %s", what, xonk.XID)
1253 go honkworldwide(user, zonk)
1254}
1255
1256func zonkit(w http.ResponseWriter, r *http.Request) {
1257 wherefore := r.FormValue("wherefore")
1258 what := r.FormValue("what")
1259 userinfo := login.GetUserInfo(r)
1260 user, _ := butwhatabout(userinfo.Username)
1261
1262 if wherefore == "save" {
1263 xonk := getxonk(userinfo.UserID, what)
1264 if xonk != nil {
1265 _, err := stmtUpdateFlags.Exec(flagIsSaved, xonk.ID)
1266 if err != nil {
1267 log.Printf("error saving: %s", err)
1268 }
1269 }
1270 return
1271 }
1272
1273 if wherefore == "unsave" {
1274 xonk := getxonk(userinfo.UserID, what)
1275 if xonk != nil {
1276 _, err := stmtClearFlags.Exec(flagIsSaved, xonk.ID)
1277 if err != nil {
1278 log.Printf("error unsaving: %s", err)
1279 }
1280 }
1281 return
1282 }
1283
1284 if wherefore == "react" {
1285 reaction := user.Options.Reaction
1286 if r2 := r.FormValue("reaction"); r2 != "" {
1287 reaction = r2
1288 }
1289 if reaction == "none" {
1290 return
1291 }
1292 xonk := getxonk(userinfo.UserID, what)
1293 if xonk != nil {
1294 _, err := stmtUpdateFlags.Exec(flagIsReacted, xonk.ID)
1295 if err != nil {
1296 log.Printf("error saving: %s", err)
1297 }
1298 sendzonkofsorts(xonk, user, "react", reaction)
1299 }
1300 return
1301 }
1302
1303 // my hammer is too big, oh well
1304 defer oldjonks.Flush()
1305
1306 if wherefore == "ack" {
1307 xonk := getxonk(userinfo.UserID, what)
1308 if xonk != nil && !xonk.IsAcked() {
1309 _, err := stmtUpdateFlags.Exec(flagIsAcked, xonk.ID)
1310 if err != nil {
1311 log.Printf("error acking: %s", err)
1312 }
1313 sendzonkofsorts(xonk, user, "ack", "")
1314 }
1315 return
1316 }
1317
1318 if wherefore == "deack" {
1319 xonk := getxonk(userinfo.UserID, what)
1320 if xonk != nil && xonk.IsAcked() {
1321 _, err := stmtClearFlags.Exec(flagIsAcked, xonk.ID)
1322 if err != nil {
1323 log.Printf("error deacking: %s", err)
1324 }
1325 sendzonkofsorts(xonk, user, "deack", "")
1326 }
1327 return
1328 }
1329
1330 if wherefore == "bonk" {
1331 user, _ := butwhatabout(userinfo.Username)
1332 bonkit(what, user)
1333 return
1334 }
1335
1336 if wherefore == "unbonk" {
1337 xonk := getbonk(userinfo.UserID, what)
1338 if xonk != nil {
1339 deletehonk(xonk.ID)
1340 xonk = getxonk(userinfo.UserID, what)
1341 _, err := stmtClearFlags.Exec(flagIsBonked, xonk.ID)
1342 if err != nil {
1343 log.Printf("error unbonking: %s", err)
1344 }
1345 sendzonkofsorts(xonk, user, "unbonk", "")
1346 }
1347 return
1348 }
1349
1350 if wherefore == "untag" {
1351 xonk := getxonk(userinfo.UserID, what)
1352 if xonk != nil {
1353 _, err := stmtUpdateFlags.Exec(flagIsUntagged, xonk.ID)
1354 if err != nil {
1355 log.Printf("error untagging: %s", err)
1356 }
1357 }
1358 var badparents map[string]bool
1359 untagged.GetAndLock(userinfo.UserID, &badparents)
1360 badparents[what] = true
1361 untagged.Unlock()
1362 return
1363 }
1364
1365 log.Printf("zonking %s %s", wherefore, what)
1366 if wherefore == "zonk" {
1367 xonk := getxonk(userinfo.UserID, what)
1368 if xonk != nil {
1369 deletehonk(xonk.ID)
1370 if xonk.Whofore == 2 || xonk.Whofore == 3 {
1371 sendzonkofsorts(xonk, user, "zonk", "")
1372 }
1373 }
1374 }
1375 _, err := stmtSaveZonker.Exec(userinfo.UserID, what, wherefore)
1376 if err != nil {
1377 log.Printf("error saving zonker: %s", err)
1378 return
1379 }
1380}
1381
1382func edithonkpage(w http.ResponseWriter, r *http.Request) {
1383 u := login.GetUserInfo(r)
1384 user, _ := butwhatabout(u.Username)
1385 xid := r.FormValue("xid")
1386 honk := getxonk(u.UserID, xid)
1387 if !canedithonk(user, honk) {
1388 http.Error(w, "no editing that please", http.StatusInternalServerError)
1389 return
1390 }
1391
1392 noise := honk.Noise
1393
1394 honks := []*Honk{honk}
1395 donksforhonks(honks)
1396 reverbolate(u.UserID, honks)
1397 templinfo := getInfo(r)
1398 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1399 templinfo["Honks"] = honks
1400 templinfo["MapLink"] = getmaplink(u)
1401 templinfo["Noise"] = noise
1402 templinfo["SavedPlace"] = honk.Place
1403 if tm := honk.Time; tm != nil {
1404 templinfo["ShowTime"] = ";"
1405 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1406 if tm.Duration != 0 {
1407 templinfo["Duration"] = tm.Duration
1408 }
1409 }
1410 templinfo["ServerMessage"] = "honk edit 2"
1411 templinfo["IsPreview"] = true
1412 templinfo["UpdateXID"] = honk.XID
1413 if len(honk.Donks) > 0 {
1414 templinfo["SavedFile"] = honk.Donks[0].XID
1415 }
1416 err := readviews.Execute(w, "honkpage.html", templinfo)
1417 if err != nil {
1418 log.Print(err)
1419 }
1420}
1421
1422func newhonkpage(w http.ResponseWriter, r *http.Request) {
1423 u := login.GetUserInfo(r)
1424 rid := r.FormValue("rid")
1425 noise := ""
1426
1427 xonk := getxonk(u.UserID, rid)
1428 if xonk != nil {
1429 _, replto := handles(xonk.Honker)
1430 if replto != "" {
1431 noise = "@" + replto + " "
1432 }
1433 }
1434
1435 templinfo := getInfo(r)
1436 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1437 templinfo["InReplyTo"] = rid
1438 templinfo["Noise"] = noise
1439 templinfo["ServerMessage"] = "compose honk"
1440 templinfo["IsPreview"] = true
1441 err := readviews.Execute(w, "honkpage.html", templinfo)
1442 if err != nil {
1443 log.Print(err)
1444 }
1445}
1446
1447func canedithonk(user *WhatAbout, honk *Honk) bool {
1448 if honk == nil || honk.Honker != user.URL || honk.What == "bonk" {
1449 return false
1450 }
1451 return true
1452}
1453
1454func submitdonk(w http.ResponseWriter, r *http.Request) (*Donk, error) {
1455 if !strings.HasPrefix(strings.ToLower(r.Header.Get("Content-Type")), "multipart/form-data") {
1456 return nil, nil
1457 }
1458 file, filehdr, err := r.FormFile("donk")
1459 if err != nil {
1460 if err == http.ErrMissingFile {
1461 return nil, nil
1462 }
1463 log.Printf("error reading donk: %s", err)
1464 http.Error(w, "error reading donk", http.StatusUnsupportedMediaType)
1465 return nil, err
1466 }
1467 var buf bytes.Buffer
1468 io.Copy(&buf, file)
1469 file.Close()
1470 data := buf.Bytes()
1471 var media, name string
1472 img, err := shrinkit(data)
1473 if err == nil {
1474 data = img.Data
1475 format := img.Format
1476 media = "image/" + format
1477 if format == "jpeg" {
1478 format = "jpg"
1479 }
1480 name = xfiltrate() + "." + format
1481 } else {
1482 ct := http.DetectContentType(data)
1483 switch ct {
1484 case "application/pdf":
1485 maxsize := 10000000
1486 if len(data) > maxsize {
1487 log.Printf("bad image: %s too much pdf: %d", err, len(data))
1488 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1489 return nil, err
1490 }
1491 media = ct
1492 name = filehdr.Filename
1493 if name == "" {
1494 name = xfiltrate() + ".pdf"
1495 }
1496 default:
1497 maxsize := 100000
1498 if len(data) > maxsize {
1499 log.Printf("bad image: %s too much text: %d", err, len(data))
1500 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1501 return nil, err
1502 }
1503 for i := 0; i < len(data); i++ {
1504 if data[i] < 32 && data[i] != '\t' && data[i] != '\r' && data[i] != '\n' {
1505 log.Printf("bad image: %s not text: %d", err, data[i])
1506 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1507 return nil, err
1508 }
1509 }
1510 media = "text/plain"
1511 name = filehdr.Filename
1512 if name == "" {
1513 name = xfiltrate() + ".txt"
1514 }
1515 }
1516 }
1517 desc := strings.TrimSpace(r.FormValue("donkdesc"))
1518 if desc == "" {
1519 desc = name
1520 }
1521 fileid, xid, err := savefileandxid(name, desc, "", media, true, data)
1522 if err != nil {
1523 log.Printf("unable to save image: %s", err)
1524 http.Error(w, "failed to save attachment", http.StatusUnsupportedMediaType)
1525 return nil, err
1526 }
1527 d := &Donk{
1528 FileID: fileid,
1529 XID: xid,
1530 Desc: desc,
1531 Local: true,
1532 }
1533 return d, nil
1534}
1535
1536func submitwebhonk(w http.ResponseWriter, r *http.Request) {
1537 h := submithonk(w, r)
1538 if h == nil {
1539 return
1540 }
1541 http.Redirect(w, r, h.XID[len(serverName)+8:], http.StatusSeeOther)
1542}
1543
1544// what a hot mess this function is
1545func submithonk(w http.ResponseWriter, r *http.Request) *Honk {
1546 rid := r.FormValue("rid")
1547 noise := r.FormValue("noise")
1548 format := r.FormValue("format")
1549 if format == "" {
1550 format = "markdown"
1551 }
1552 if !(format == "markdown" || format == "html") {
1553 http.Error(w, "unknown format", 500)
1554 return nil
1555 }
1556
1557 userinfo := login.GetUserInfo(r)
1558 user, _ := butwhatabout(userinfo.Username)
1559
1560 dt := time.Now().UTC()
1561 updatexid := r.FormValue("updatexid")
1562 var honk *Honk
1563 if updatexid != "" {
1564 honk = getxonk(userinfo.UserID, updatexid)
1565 if !canedithonk(user, honk) {
1566 http.Error(w, "no editing that please", http.StatusInternalServerError)
1567 return nil
1568 }
1569 honk.Date = dt
1570 honk.What = "update"
1571 honk.Format = format
1572 } else {
1573 xid := fmt.Sprintf("%s/%s/%s", user.URL, honkSep, xfiltrate())
1574 what := "honk"
1575 if rid != "" {
1576 what = "tonk"
1577 }
1578 honk = &Honk{
1579 UserID: userinfo.UserID,
1580 Username: userinfo.Username,
1581 What: what,
1582 Honker: user.URL,
1583 XID: xid,
1584 Date: dt,
1585 Format: format,
1586 }
1587 }
1588
1589 noise = strings.Replace(noise, "\r", "", -1)
1590 noise = quickrename(noise, userinfo.UserID)
1591 noise = hooterize(noise)
1592 honk.Noise = noise
1593 translate(honk)
1594
1595 var convoy string
1596 if rid != "" {
1597 xonk := getxonk(userinfo.UserID, rid)
1598 if xonk == nil {
1599 http.Error(w, "replyto disappeared", http.StatusNotFound)
1600 return nil
1601 }
1602 if xonk.Public {
1603 honk.Audience = append(honk.Audience, xonk.Audience...)
1604 }
1605 convoy = xonk.Convoy
1606 for i, a := range honk.Audience {
1607 if a == thewholeworld {
1608 honk.Audience[0], honk.Audience[i] = honk.Audience[i], honk.Audience[0]
1609 break
1610 }
1611 }
1612 honk.RID = rid
1613 if xonk.Precis != "" && honk.Precis == "" {
1614 honk.Precis = xonk.Precis
1615 if !(strings.HasPrefix(honk.Precis, "DZ:") || strings.HasPrefix(honk.Precis, "re: re: re: ")) {
1616 honk.Precis = "re: " + honk.Precis
1617 }
1618 }
1619 } else {
1620 honk.Audience = []string{thewholeworld}
1621 }
1622 if honk.Noise != "" && honk.Noise[0] == '@' {
1623 honk.Audience = append(grapevine(honk.Mentions), honk.Audience...)
1624 } else {
1625 honk.Audience = append(honk.Audience, grapevine(honk.Mentions)...)
1626 }
1627
1628 if convoy == "" {
1629 convoy = "data:,electrichonkytonk-" + xfiltrate()
1630 }
1631 butnottooloud(honk.Audience)
1632 honk.Audience = oneofakind(honk.Audience)
1633 if len(honk.Audience) == 0 {
1634 log.Printf("honk to nowhere")
1635 http.Error(w, "honk to nowhere...", http.StatusNotFound)
1636 return nil
1637 }
1638 honk.Public = loudandproud(honk.Audience)
1639 honk.Convoy = convoy
1640
1641 donkxid := r.FormValue("donkxid")
1642 if donkxid == "" {
1643 d, err := submitdonk(w, r)
1644 if err != nil && err != http.ErrMissingFile {
1645 return nil
1646 }
1647 if d != nil {
1648 honk.Donks = append(honk.Donks, d)
1649 donkxid = d.XID
1650 }
1651 } else {
1652 xid := donkxid
1653 url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1654 donk := finddonk(url)
1655 if donk != nil {
1656 honk.Donks = append(honk.Donks, donk)
1657 } else {
1658 log.Printf("can't find file: %s", xid)
1659 }
1660 }
1661 memetize(honk)
1662 imaginate(honk)
1663
1664 placename := strings.TrimSpace(r.FormValue("placename"))
1665 placelat := strings.TrimSpace(r.FormValue("placelat"))
1666 placelong := strings.TrimSpace(r.FormValue("placelong"))
1667 placeurl := strings.TrimSpace(r.FormValue("placeurl"))
1668 if placename != "" || placelat != "" || placelong != "" || placeurl != "" {
1669 p := new(Place)
1670 p.Name = placename
1671 p.Latitude, _ = strconv.ParseFloat(placelat, 64)
1672 p.Longitude, _ = strconv.ParseFloat(placelong, 64)
1673 p.Url = placeurl
1674 honk.Place = p
1675 }
1676 timestart := strings.TrimSpace(r.FormValue("timestart"))
1677 if timestart != "" {
1678 t := new(Time)
1679 now := time.Now().Local()
1680 for _, layout := range []string{"2006-01-02 3:04pm", "2006-01-02 15:04", "3:04pm", "15:04"} {
1681 start, err := time.ParseInLocation(layout, timestart, now.Location())
1682 if err == nil {
1683 if start.Year() == 0 {
1684 start = time.Date(now.Year(), now.Month(), now.Day(), start.Hour(), start.Minute(), 0, 0, now.Location())
1685 }
1686 t.StartTime = start
1687 break
1688 }
1689 }
1690 timeend := r.FormValue("timeend")
1691 dur := parseDuration(timeend)
1692 if dur != 0 {
1693 t.Duration = Duration(dur)
1694 }
1695 if !t.StartTime.IsZero() {
1696 honk.What = "event"
1697 honk.Time = t
1698 }
1699 }
1700
1701 if honk.Public {
1702 honk.Whofore = 2
1703 } else {
1704 honk.Whofore = 3
1705 }
1706
1707 // back to markdown
1708 honk.Noise = noise
1709
1710 if r.FormValue("preview") == "preview" {
1711 honks := []*Honk{honk}
1712 reverbolate(userinfo.UserID, honks)
1713 templinfo := getInfo(r)
1714 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1715 templinfo["Honks"] = honks
1716 templinfo["MapLink"] = getmaplink(userinfo)
1717 templinfo["InReplyTo"] = r.FormValue("rid")
1718 templinfo["Noise"] = r.FormValue("noise")
1719 templinfo["SavedFile"] = donkxid
1720 if tm := honk.Time; tm != nil {
1721 templinfo["ShowTime"] = ";"
1722 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1723 if tm.Duration != 0 {
1724 templinfo["Duration"] = tm.Duration
1725 }
1726 }
1727 templinfo["IsPreview"] = true
1728 templinfo["UpdateXID"] = updatexid
1729 templinfo["ServerMessage"] = "honk preview"
1730 err := readviews.Execute(w, "honkpage.html", templinfo)
1731 if err != nil {
1732 log.Print(err)
1733 }
1734 return nil
1735 }
1736
1737 if updatexid != "" {
1738 updatehonk(honk)
1739 oldjonks.Clear(honk.XID)
1740 } else {
1741 err := savehonk(honk)
1742 if err != nil {
1743 log.Printf("uh oh")
1744 return nil
1745 }
1746 }
1747
1748 // reload for consistency
1749 honk.Donks = nil
1750 donksforhonks([]*Honk{honk})
1751
1752 go honkworldwide(user, honk)
1753
1754 return honk
1755}
1756
1757func showhonkers(w http.ResponseWriter, r *http.Request) {
1758 userinfo := login.GetUserInfo(r)
1759 templinfo := getInfo(r)
1760 templinfo["Honkers"] = gethonkers(userinfo.UserID)
1761 templinfo["HonkerCSRF"] = login.GetCSRF("submithonker", r)
1762 err := readviews.Execute(w, "honkers.html", templinfo)
1763 if err != nil {
1764 log.Print(err)
1765 }
1766}
1767
1768func showchatter(w http.ResponseWriter, r *http.Request) {
1769 u := login.GetUserInfo(r)
1770 chatnewnone(u.UserID)
1771 chatter := loadchatter(u.UserID)
1772 for _, chat := range chatter {
1773 for _, ch := range chat.Chonks {
1774 filterchonk(ch)
1775 }
1776 }
1777
1778 templinfo := getInfo(r)
1779 templinfo["Chatter"] = chatter
1780 templinfo["ChonkCSRF"] = login.GetCSRF("sendchonk", r)
1781 err := readviews.Execute(w, "chatter.html", templinfo)
1782 if err != nil {
1783 log.Print(err)
1784 }
1785}
1786
1787func submitchonk(w http.ResponseWriter, r *http.Request) {
1788 u := login.GetUserInfo(r)
1789 user, _ := butwhatabout(u.Username)
1790 noise := r.FormValue("noise")
1791 target := r.FormValue("target")
1792 format := "markdown"
1793 dt := time.Now().UTC()
1794 xid := fmt.Sprintf("%s/%s/%s", user.URL, "chonk", xfiltrate())
1795
1796 if !strings.HasPrefix(target, "https://") {
1797 target = fullname(target, u.UserID)
1798 }
1799 if target == "" {
1800 http.Error(w, "who is that?", http.StatusInternalServerError)
1801 return
1802 }
1803 ch := Chonk{
1804 UserID: u.UserID,
1805 XID: xid,
1806 Who: user.URL,
1807 Target: target,
1808 Date: dt,
1809 Noise: noise,
1810 Format: format,
1811 }
1812 d, err := submitdonk(w, r)
1813 if err != nil && err != http.ErrMissingFile {
1814 return
1815 }
1816 if d != nil {
1817 ch.Donks = append(ch.Donks, d)
1818 }
1819
1820 translatechonk(&ch)
1821 savechonk(&ch)
1822 // reload for consistency
1823 ch.Donks = nil
1824 donksforchonks([]*Chonk{&ch})
1825 go sendchonk(user, &ch)
1826
1827 http.Redirect(w, r, "/chatter", http.StatusSeeOther)
1828}
1829
1830var combocache = cache.New(cache.Options{Filler: func(userid int64) ([]string, bool) {
1831 honkers := gethonkers(userid)
1832 var combos []string
1833 for _, h := range honkers {
1834 combos = append(combos, h.Combos...)
1835 }
1836 for i, c := range combos {
1837 if c == "-" {
1838 combos[i] = ""
1839 }
1840 }
1841 combos = oneofakind(combos)
1842 sort.Strings(combos)
1843 return combos, true
1844}, Invalidator: &honkerinvalidator})
1845
1846func showcombos(w http.ResponseWriter, r *http.Request) {
1847 userinfo := login.GetUserInfo(r)
1848 var combos []string
1849 combocache.Get(userinfo.UserID, &combos)
1850 templinfo := getInfo(r)
1851 err := readviews.Execute(w, "combos.html", templinfo)
1852 if err != nil {
1853 log.Print(err)
1854 }
1855}
1856
1857func submithonker(w http.ResponseWriter, r *http.Request) {
1858 u := login.GetUserInfo(r)
1859 user, _ := butwhatabout(u.Username)
1860 name := strings.TrimSpace(r.FormValue("name"))
1861 url := strings.TrimSpace(r.FormValue("url"))
1862 peep := r.FormValue("peep")
1863 combos := strings.TrimSpace(r.FormValue("combos"))
1864 combos = " " + combos + " "
1865 honkerid, _ := strconv.ParseInt(r.FormValue("honkerid"), 10, 0)
1866
1867 re_namecheck := regexp.MustCompile("[[:alnum:]_.-]+")
1868 if name != "" && !re_namecheck.MatchString(name) {
1869 http.Error(w, "please use a plainer name", http.StatusInternalServerError)
1870 return
1871 }
1872
1873 var meta HonkerMeta
1874 meta.Notes = strings.TrimSpace(r.FormValue("notes"))
1875 mj, _ := jsonify(&meta)
1876
1877 defer honkerinvalidator.Clear(u.UserID)
1878
1879 if honkerid > 0 {
1880 if r.FormValue("delete") == "delete" {
1881 unfollowyou(user, honkerid)
1882 stmtDeleteHonker.Exec(honkerid)
1883 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1884 return
1885 }
1886 if r.FormValue("unsub") == "unsub" {
1887 unfollowyou(user, honkerid)
1888 }
1889 if r.FormValue("sub") == "sub" {
1890 followyou(user, honkerid)
1891 }
1892 _, err := stmtUpdateHonker.Exec(name, combos, mj, honkerid, u.UserID)
1893 if err != nil {
1894 log.Printf("update honker err: %s", err)
1895 return
1896 }
1897 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1898 return
1899 }
1900
1901 if url == "" {
1902 http.Error(w, "subscribing to nothing?", http.StatusInternalServerError)
1903 return
1904 }
1905
1906 flavor := "presub"
1907 if peep == "peep" {
1908 flavor = "peep"
1909 }
1910
1911 if url[0] == '#' {
1912 flavor = "peep"
1913 if name == "" {
1914 name = url[1:]
1915 }
1916 _, err := stmtSaveHonker.Exec(u.UserID, name, url, flavor, combos, url, mj)
1917 if err != nil {
1918 log.Print(err)
1919 return
1920 }
1921 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1922 return
1923 }
1924
1925 info, err := investigate(url)
1926 if err != nil {
1927 http.Error(w, "error investigating: "+err.Error(), http.StatusInternalServerError)
1928 log.Printf("failed to investigate honker: %s", err)
1929 return
1930 }
1931 url = info.XID
1932
1933 if name == "" {
1934 name = info.Name
1935 }
1936
1937 var x string
1938 db := opendatabase()
1939 row := db.QueryRow("select xid from honkers where xid = ? and userid = ? and flavor in ('sub', 'unsub', 'peep')", url, u.UserID)
1940 err = row.Scan(&x)
1941 if err != sql.ErrNoRows {
1942 http.Error(w, "it seems you are already subscribed to them", http.StatusInternalServerError)
1943 if err != nil {
1944 log.Printf("honker scan err: %s", err)
1945 }
1946 return
1947 }
1948
1949 res, err := stmtSaveHonker.Exec(u.UserID, name, url, flavor, combos, info.Owner, mj)
1950 if err != nil {
1951 log.Print(err)
1952 return
1953 }
1954 honkerid, _ = res.LastInsertId()
1955 if flavor == "presub" {
1956 followyou(user, honkerid)
1957 }
1958 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1959}
1960
1961func hfcspage(w http.ResponseWriter, r *http.Request) {
1962 userinfo := login.GetUserInfo(r)
1963
1964 filters := getfilters(userinfo.UserID, filtAny)
1965
1966 templinfo := getInfo(r)
1967 templinfo["Filters"] = filters
1968 templinfo["FilterCSRF"] = login.GetCSRF("filter", r)
1969 err := readviews.Execute(w, "hfcs.html", templinfo)
1970 if err != nil {
1971 log.Print(err)
1972 }
1973}
1974
1975func savehfcs(w http.ResponseWriter, r *http.Request) {
1976 userinfo := login.GetUserInfo(r)
1977 itsok := r.FormValue("itsok")
1978 if itsok == "iforgiveyou" {
1979 hfcsid, _ := strconv.ParseInt(r.FormValue("hfcsid"), 10, 0)
1980 _, err := stmtDeleteFilter.Exec(userinfo.UserID, hfcsid)
1981 if err != nil {
1982 log.Printf("error deleting filter: %s", err)
1983 }
1984 filtInvalidator.Clear(userinfo.UserID)
1985 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
1986 return
1987 }
1988
1989 filt := new(Filter)
1990 filt.Name = strings.TrimSpace(r.FormValue("name"))
1991 filt.Date = time.Now().UTC()
1992 filt.Actor = strings.TrimSpace(r.FormValue("actor"))
1993 filt.IncludeAudience = r.FormValue("incaud") == "yes"
1994 filt.Text = strings.TrimSpace(r.FormValue("filttext"))
1995 filt.IsAnnounce = r.FormValue("isannounce") == "yes"
1996 filt.AnnounceOf = strings.TrimSpace(r.FormValue("announceof"))
1997 filt.Reject = r.FormValue("doreject") == "yes"
1998 filt.SkipMedia = r.FormValue("doskipmedia") == "yes"
1999 filt.Hide = r.FormValue("dohide") == "yes"
2000 filt.Collapse = r.FormValue("docollapse") == "yes"
2001 filt.Rewrite = strings.TrimSpace(r.FormValue("filtrewrite"))
2002 filt.Replace = strings.TrimSpace(r.FormValue("filtreplace"))
2003 if dur := parseDuration(r.FormValue("filtduration")); dur > 0 {
2004 filt.Expiration = time.Now().UTC().Add(dur)
2005 }
2006 filt.Notes = strings.TrimSpace(r.FormValue("filtnotes"))
2007
2008 if filt.Actor == "" && filt.Text == "" && !filt.IsAnnounce {
2009 log.Printf("blank filter")
2010 http.Error(w, "can't save a blank filter", http.StatusInternalServerError)
2011 return
2012 }
2013
2014 j, err := jsonify(filt)
2015 if err == nil {
2016 _, err = stmtSaveFilter.Exec(userinfo.UserID, j)
2017 }
2018 if err != nil {
2019 log.Printf("error saving filter: %s", err)
2020 }
2021
2022 filtInvalidator.Clear(userinfo.UserID)
2023 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2024}
2025
2026func accountpage(w http.ResponseWriter, r *http.Request) {
2027 u := login.GetUserInfo(r)
2028 user, _ := butwhatabout(u.Username)
2029 templinfo := getInfo(r)
2030 templinfo["UserCSRF"] = login.GetCSRF("saveuser", r)
2031 templinfo["LogoutCSRF"] = login.GetCSRF("logout", r)
2032 templinfo["User"] = user
2033 about := user.About
2034 if ava := user.Options.Avatar; ava != "" {
2035 about += "\n\navatar: " + ava[strings.LastIndexByte(ava, '/')+1:]
2036 }
2037 templinfo["WhatAbout"] = about
2038 err := readviews.Execute(w, "account.html", templinfo)
2039 if err != nil {
2040 log.Print(err)
2041 }
2042}
2043
2044func dochpass(w http.ResponseWriter, r *http.Request) {
2045 err := login.ChangePassword(w, r)
2046 if err != nil {
2047 log.Printf("error changing password: %s", err)
2048 }
2049 http.Redirect(w, r, "/account", http.StatusSeeOther)
2050}
2051
2052func fingerlicker(w http.ResponseWriter, r *http.Request) {
2053 orig := r.FormValue("resource")
2054
2055 log.Printf("finger lick: %s", orig)
2056
2057 if strings.HasPrefix(orig, "acct:") {
2058 orig = orig[5:]
2059 }
2060
2061 name := orig
2062 idx := strings.LastIndexByte(name, '/')
2063 if idx != -1 {
2064 name = name[idx+1:]
2065 if fmt.Sprintf("https://%s/%s/%s", serverName, userSep, name) != orig {
2066 log.Printf("foreign request rejected")
2067 name = ""
2068 }
2069 } else {
2070 idx = strings.IndexByte(name, '@')
2071 if idx != -1 {
2072 name = name[:idx]
2073 if !(name+"@"+serverName == orig || name+"@"+masqName == orig) {
2074 log.Printf("foreign request rejected")
2075 name = ""
2076 }
2077 }
2078 }
2079 user, err := butwhatabout(name)
2080 if err != nil {
2081 http.NotFound(w, r)
2082 return
2083 }
2084 if stealthmode(user.ID, r) {
2085 http.NotFound(w, r)
2086 return
2087 }
2088
2089 j := junk.New()
2090 j["subject"] = fmt.Sprintf("acct:%s@%s", user.Name, masqName)
2091 j["aliases"] = []string{user.URL}
2092 l := junk.New()
2093 l["rel"] = "self"
2094 l["type"] = `application/activity+json`
2095 l["href"] = user.URL
2096 j["links"] = []junk.Junk{l}
2097
2098 w.Header().Set("Content-Type", "application/jrd+json")
2099 j.Write(w)
2100}
2101
2102func somedays() string {
2103 secs := 432000 + notrand.Int63n(432000)
2104 return fmt.Sprintf("%d", secs)
2105}
2106
2107func avatate(w http.ResponseWriter, r *http.Request) {
2108 if debugMode {
2109 loadAvatarColors()
2110 }
2111 n := r.FormValue("a")
2112 hex := r.FormValue("hex") == "1"
2113 a := genAvatar(n, hex)
2114 if !debugMode {
2115 w.Header().Set("Cache-Control", "max-age="+somedays())
2116 }
2117 w.Write(a)
2118}
2119
2120func serveasset(w http.ResponseWriter, r *http.Request) {
2121 if !debugMode {
2122 w.Header().Set("Cache-Control", "max-age=7776000")
2123 }
2124 dir := viewDir
2125 if r.URL.Path == "/local.css" {
2126 dir = dataDir
2127 }
2128 http.ServeFile(w, r, dir+"/views"+r.URL.Path)
2129}
2130func servehelp(w http.ResponseWriter, r *http.Request) {
2131 name := mux.Vars(r)["name"]
2132 if !debugMode {
2133 w.Header().Set("Cache-Control", "max-age=3600")
2134 }
2135 http.ServeFile(w, r, viewDir+"/docs/"+name)
2136}
2137func servehtml(w http.ResponseWriter, r *http.Request) {
2138 u := login.GetUserInfo(r)
2139 templinfo := getInfo(r)
2140 templinfo["AboutMsg"] = aboutMsg
2141 templinfo["LoginMsg"] = loginMsg
2142 templinfo["HonkVersion"] = softwareVersion
2143 if r.URL.Path == "/about" {
2144 templinfo["Sensors"] = getSensors()
2145 }
2146 if u == nil && !debugMode {
2147 w.Header().Set("Cache-Control", "max-age=60")
2148 }
2149 err := readviews.Execute(w, r.URL.Path[1:]+".html", templinfo)
2150 if err != nil {
2151 log.Print(err)
2152 }
2153}
2154func serveemu(w http.ResponseWriter, r *http.Request) {
2155 emu := mux.Vars(r)["emu"]
2156
2157 w.Header().Set("Cache-Control", "max-age="+somedays())
2158 http.ServeFile(w, r, dataDir+"/emus/"+emu)
2159}
2160func servememe(w http.ResponseWriter, r *http.Request) {
2161 meme := mux.Vars(r)["meme"]
2162
2163 w.Header().Set("Cache-Control", "max-age="+somedays())
2164 http.ServeFile(w, r, dataDir+"/memes/"+meme)
2165}
2166
2167func servefile(w http.ResponseWriter, r *http.Request) {
2168 xid := mux.Vars(r)["xid"]
2169 var media string
2170 var data []byte
2171 row := stmtGetFileData.QueryRow(xid)
2172 err := row.Scan(&media, &data)
2173 if err != nil {
2174 log.Printf("error loading file: %s", err)
2175 http.NotFound(w, r)
2176 return
2177 }
2178 w.Header().Set("Content-Type", media)
2179 w.Header().Set("X-Content-Type-Options", "nosniff")
2180 w.Header().Set("Cache-Control", "max-age="+somedays())
2181 w.Write(data)
2182}
2183
2184func nomoroboto(w http.ResponseWriter, r *http.Request) {
2185 io.WriteString(w, "User-agent: *\n")
2186 io.WriteString(w, "Disallow: /a\n")
2187 io.WriteString(w, "Disallow: /d/\n")
2188 io.WriteString(w, "Disallow: /meme/\n")
2189 io.WriteString(w, "Disallow: /o\n")
2190 io.WriteString(w, "Disallow: /o/\n")
2191 io.WriteString(w, "Disallow: /help/\n")
2192 for _, u := range allusers() {
2193 fmt.Fprintf(w, "Disallow: /%s/%s/%s/\n", userSep, u.Username, honkSep)
2194 }
2195}
2196
2197func webhydra(w http.ResponseWriter, r *http.Request) {
2198 u := login.GetUserInfo(r)
2199 userid := u.UserID
2200 templinfo := getInfo(r)
2201 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
2202 page := r.FormValue("page")
2203
2204 wanted, _ := strconv.ParseInt(r.FormValue("tophid"), 10, 0)
2205
2206 var honks []*Honk
2207 switch page {
2208 case "atme":
2209 honks = gethonksforme(userid, wanted)
2210 honks = osmosis(honks, userid, false)
2211 templinfo["ServerMessage"] = "at me!"
2212 case "longago":
2213 honks = gethonksfromlongago(userid, wanted)
2214 honks = osmosis(honks, userid, false)
2215 templinfo["ServerMessage"] = "from long ago"
2216 case "home":
2217 honks = gethonksforuser(userid, wanted)
2218 honks = osmosis(honks, userid, true)
2219 templinfo["ServerMessage"] = serverMsg
2220 case "first":
2221 honks = gethonksforuserfirstclass(userid, wanted)
2222 honks = osmosis(honks, userid, true)
2223 templinfo["ServerMessage"] = "first class only"
2224 case "saved":
2225 honks = getsavedhonks(userid, wanted)
2226 templinfo["PageName"] = "saved"
2227 templinfo["ServerMessage"] = "saved honks"
2228 case "combo":
2229 c := r.FormValue("c")
2230 honks = gethonksbycombo(userid, c, wanted)
2231 honks = osmosis(honks, userid, false)
2232 templinfo["ServerMessage"] = "honks by combo: " + c
2233 case "convoy":
2234 c := r.FormValue("c")
2235 honks = gethonksbyconvoy(userid, c, wanted)
2236 honks = osmosis(honks, userid, false)
2237 templinfo["ServerMessage"] = "honks in convoy: " + c
2238 case "honker":
2239 xid := r.FormValue("xid")
2240 honks = gethonksbyxonker(userid, xid, wanted)
2241 miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
2242 <input type="hidden" name="CSRF" value="%s">
2243 <input type="hidden" name="url" value="%s">
2244 <button tabindex=1 name="add honker" value="add honker">add honker</button>
2245 </form>`, login.GetCSRF("submithonker", r), xid)
2246 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, xid, xid, miniform)
2247 templinfo["ServerMessage"] = msg
2248 default:
2249 http.NotFound(w, r)
2250 }
2251 if len(honks) > 0 {
2252 templinfo["TopHID"] = honks[0].ID
2253 } else {
2254 templinfo["TopHID"] = wanted
2255 }
2256 reverbolate(userid, honks)
2257 templinfo["Honks"] = honks
2258 templinfo["MapLink"] = getmaplink(u)
2259 templinfo["User"], _ = butwhatabout(u.Username)
2260 w.Header().Set("Content-Type", "text/html; charset=utf-8")
2261 err := readviews.Execute(w, "honkfrags.html", templinfo)
2262 if err != nil {
2263 log.Printf("frag error: %s", err)
2264 }
2265}
2266
2267var honkline = make(chan bool)
2268
2269func honkhonkline() {
2270 for {
2271 select {
2272 case honkline <- true:
2273 default:
2274 return
2275 }
2276 }
2277}
2278
2279func apihandler(w http.ResponseWriter, r *http.Request) {
2280 u := login.GetUserInfo(r)
2281 userid := u.UserID
2282 user, _ := butwhatabout(u.Username)
2283 action := r.FormValue("action")
2284 wait, _ := strconv.ParseInt(r.FormValue("wait"), 10, 0)
2285 log.Printf("api request '%s' on behalf of %s", action, u.Username)
2286 switch action {
2287 case "honk":
2288 h := submithonk(w, r)
2289 if h == nil {
2290 return
2291 }
2292 w.Write([]byte(h.XID))
2293 case "donk":
2294 d, err := submitdonk(w, r)
2295 if err != nil {
2296 http.Error(w, err.Error(), http.StatusBadRequest)
2297 return
2298 }
2299 if d == nil {
2300 http.Error(w, "missing donk", http.StatusBadRequest)
2301 return
2302 }
2303 w.Write([]byte(d.XID))
2304 case "zonkit":
2305 zonkit(w, r)
2306 case "gethonks":
2307 var honks []*Honk
2308 wanted, _ := strconv.ParseInt(r.FormValue("after"), 10, 0)
2309 page := r.FormValue("page")
2310 var waitchan <-chan time.Time
2311 requery:
2312 switch page {
2313 case "atme":
2314 honks = gethonksforme(userid, wanted)
2315 honks = osmosis(honks, userid, false)
2316 case "longago":
2317 honks = gethonksfromlongago(userid, wanted)
2318 honks = osmosis(honks, userid, false)
2319 case "home":
2320 honks = gethonksforuser(userid, wanted)
2321 honks = osmosis(honks, userid, true)
2322 default:
2323 http.Error(w, "unknown page", http.StatusNotFound)
2324 return
2325 }
2326 if len(honks) == 0 && wait > 0 {
2327 if waitchan == nil {
2328 waitchan = time.After(time.Duration(wait) * time.Second)
2329 }
2330 select {
2331 case <-honkline:
2332 goto requery
2333 case <-waitchan:
2334 }
2335 }
2336 reverbolate(userid, honks)
2337 j := junk.New()
2338 j["honks"] = honks
2339 j.Write(w)
2340 case "sendactivity":
2341 public := r.FormValue("public") == "1"
2342 rcpts := boxuprcpts(user, r.Form["rcpt"], public)
2343 msg := []byte(r.FormValue("msg"))
2344 for rcpt := range rcpts {
2345 go deliverate(0, userid, rcpt, msg, true)
2346 }
2347 default:
2348 http.Error(w, "unknown action", http.StatusNotFound)
2349 return
2350 }
2351}
2352
2353var endoftheworld = make(chan bool)
2354var readyalready = make(chan bool)
2355var workinprogress = 0
2356
2357func enditall() {
2358 sig := make(chan os.Signal)
2359 signal.Notify(sig, os.Interrupt)
2360 signal.Notify(sig, syscall.SIGTERM)
2361 <-sig
2362 log.Printf("stopping...")
2363 for i := 0; i < workinprogress; i++ {
2364 endoftheworld <- true
2365 }
2366 log.Printf("waiting...")
2367 for i := 0; i < workinprogress; i++ {
2368 <-readyalready
2369 }
2370 log.Printf("apocalypse")
2371 os.Exit(0)
2372}
2373
2374var preservehooks []func()
2375
2376func wait100ms() chan struct{} {
2377 c := make(chan struct{})
2378 go func() {
2379 time.Sleep(100 * time.Millisecond)
2380 close(c)
2381 }()
2382 return c
2383}
2384
2385func bgmonitor() {
2386 for {
2387 time.Sleep(50 * time.Minute)
2388 }
2389}
2390
2391func serve() {
2392 db := opendatabase()
2393 login.Init(db)
2394
2395 listener, err := openListener()
2396 if err != nil {
2397 log.Fatal(err)
2398 }
2399 go runBackendServer()
2400 go enditall()
2401 go redeliverator()
2402 go tracker()
2403 go bgmonitor()
2404 loadLingo()
2405 w100 := wait100ms()
2406
2407 readviews = templates.Load(debugMode,
2408 viewDir+"/views/honkpage.html",
2409 viewDir+"/views/honkfrags.html",
2410 viewDir+"/views/honkers.html",
2411 viewDir+"/views/chatter.html",
2412 viewDir+"/views/hfcs.html",
2413 viewDir+"/views/combos.html",
2414 viewDir+"/views/honkform.html",
2415 viewDir+"/views/honk.html",
2416 viewDir+"/views/account.html",
2417 viewDir+"/views/about.html",
2418 viewDir+"/views/funzone.html",
2419 viewDir+"/views/login.html",
2420 viewDir+"/views/xzone.html",
2421 viewDir+"/views/msg.html",
2422 viewDir+"/views/header.html",
2423 viewDir+"/views/onts.html",
2424 viewDir+"/views/honkpage.js",
2425 )
2426 if !debugMode {
2427 assets := []string{viewDir + "/views/style.css", dataDir + "/views/local.css", viewDir + "/views/honkpage.js"}
2428 for _, s := range assets {
2429 savedassetparams[s] = getassetparam(s)
2430 }
2431 loadAvatarColors()
2432 }
2433 <-w100
2434
2435 for _, h := range preservehooks {
2436 h()
2437 }
2438
2439 mux := mux.NewRouter()
2440 mux.Use(login.Checker)
2441
2442 mux.Handle("/api", login.TokenRequired(http.HandlerFunc(apihandler)))
2443
2444 posters := mux.Methods("POST").Subrouter()
2445 getters := mux.Methods("GET").Subrouter()
2446
2447 getters.HandleFunc("/", homepage)
2448 getters.HandleFunc("/home", homepage)
2449 getters.HandleFunc("/front", homepage)
2450 getters.HandleFunc("/events", homepage)
2451 getters.HandleFunc("/robots.txt", nomoroboto)
2452 getters.HandleFunc("/rss", showrss)
2453 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}", showuser)
2454 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/"+honkSep+"/{xid:[[:alnum:]]+}", showonehonk)
2455 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/rss", showrss)
2456 posters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/inbox", inbox)
2457 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/outbox", outbox)
2458 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/followers", emptiness)
2459 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/following", emptiness)
2460 getters.HandleFunc("/a", avatate)
2461 getters.HandleFunc("/o", thelistingoftheontologies)
2462 getters.HandleFunc("/o/{name:.+}", showontology)
2463 getters.HandleFunc("/d/{xid:[[:alnum:].]+}", servefile)
2464 getters.HandleFunc("/emu/{emu:[^.]*[^/]+}", serveemu)
2465 getters.HandleFunc("/meme/{meme:[^.]*[^/]+}", servememe)
2466 getters.HandleFunc("/.well-known/webfinger", fingerlicker)
2467
2468 getters.HandleFunc("/flag/{code:.+}", showflag)
2469
2470 getters.HandleFunc("/server", serveractor)
2471 posters.HandleFunc("/server/inbox", serverinbox)
2472 posters.HandleFunc("/inbox", serverinbox)
2473
2474 getters.HandleFunc("/style.css", serveasset)
2475 getters.HandleFunc("/local.css", serveasset)
2476 getters.HandleFunc("/honkpage.js", serveasset)
2477 getters.HandleFunc("/about", servehtml)
2478 getters.HandleFunc("/login", servehtml)
2479 posters.HandleFunc("/dologin", login.LoginFunc)
2480 getters.HandleFunc("/logout", login.LogoutFunc)
2481 getters.HandleFunc("/help/{name:[[:alnum:]_.-]+}", servehelp)
2482
2483 loggedin := mux.NewRoute().Subrouter()
2484 loggedin.Use(login.Required)
2485 loggedin.HandleFunc("/first", homepage)
2486 loggedin.HandleFunc("/chatter", showchatter)
2487 loggedin.Handle("/sendchonk", login.CSRFWrap("sendchonk", http.HandlerFunc(submitchonk)))
2488 loggedin.HandleFunc("/saved", homepage)
2489 loggedin.HandleFunc("/account", accountpage)
2490 loggedin.HandleFunc("/funzone", showfunzone)
2491 loggedin.HandleFunc("/chpass", dochpass)
2492 loggedin.HandleFunc("/atme", homepage)
2493 loggedin.HandleFunc("/longago", homepage)
2494 loggedin.HandleFunc("/hfcs", hfcspage)
2495 loggedin.HandleFunc("/xzone", xzone)
2496 loggedin.HandleFunc("/newhonk", newhonkpage)
2497 loggedin.HandleFunc("/edit", edithonkpage)
2498 loggedin.Handle("/honk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitwebhonk)))
2499 loggedin.Handle("/bonk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitbonk)))
2500 loggedin.Handle("/zonkit", login.CSRFWrap("honkhonk", http.HandlerFunc(zonkit)))
2501 loggedin.Handle("/savehfcs", login.CSRFWrap("filter", http.HandlerFunc(savehfcs)))
2502 loggedin.Handle("/saveuser", login.CSRFWrap("saveuser", http.HandlerFunc(saveuser)))
2503 loggedin.Handle("/ximport", login.CSRFWrap("ximport", http.HandlerFunc(ximport)))
2504 loggedin.HandleFunc("/honkers", showhonkers)
2505 loggedin.HandleFunc("/h/{name:[[:alnum:]_.-]+}", showhonker)
2506 loggedin.HandleFunc("/h", showhonker)
2507 loggedin.HandleFunc("/c/{name:[[:alnum:]_.-]+}", showcombo)
2508 loggedin.HandleFunc("/c", showcombos)
2509 loggedin.HandleFunc("/t", showconvoy)
2510 loggedin.HandleFunc("/q", showsearch)
2511 loggedin.HandleFunc("/hydra", webhydra)
2512 loggedin.Handle("/submithonker", login.CSRFWrap("submithonker", http.HandlerFunc(submithonker)))
2513
2514 err = http.Serve(listener, mux)
2515 if err != nil {
2516 log.Fatal(err)
2517 }
2518}