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 if user.Options.OmitImages {
63 css += ".honk .noise img { display: none; }\n"
64 }
65 return css
66}
67
68func getmaplink(u *login.UserInfo) string {
69 if u == nil {
70 return "osm"
71 }
72 user, _ := butwhatabout(u.Username)
73 ml := user.Options.MapLink
74 if ml == "" {
75 ml = "osm"
76 }
77 return ml
78}
79
80func getInfo(r *http.Request) map[string]interface{} {
81 u := login.GetUserInfo(r)
82 templinfo := make(map[string]interface{})
83 templinfo["StyleParam"] = getassetparam(viewDir + "/views/style.css")
84 templinfo["LocalStyleParam"] = getassetparam(viewDir + "/views/local.css")
85 templinfo["JSParam"] = getassetparam(viewDir + "/views/honkpage.js")
86 templinfo["UserStyle"] = getuserstyle(u)
87 templinfo["ServerName"] = serverName
88 templinfo["IconName"] = iconName
89 templinfo["UserInfo"] = u
90 templinfo["UserSep"] = userSep
91 if u != nil {
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 case "/events":
124 templinfo["ServerMessage"] = "some recent and upcoming events"
125 templinfo["PageName"] = "events"
126 honks = geteventhonks(userid)
127 honks = osmosis(honks, userid, true)
128 case "/first":
129 templinfo["PageName"] = "first"
130 honks = gethonksforuserfirstclass(userid, 0)
131 honks = osmosis(honks, userid, true)
132 case "/saved":
133 templinfo["ServerMessage"] = "saved honks"
134 templinfo["PageName"] = "saved"
135 honks = getsavedhonks(userid, 0)
136 default:
137 templinfo["PageName"] = "home"
138 honks = gethonksforuser(userid, 0)
139 honks = osmosis(honks, userid, true)
140 }
141 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
142 }
143
144 honkpage(w, u, honks, templinfo)
145}
146
147func showfunzone(w http.ResponseWriter, r *http.Request) {
148 var emunames, memenames []string
149 dir, err := os.Open(dataDir + "/emus")
150 if err == nil {
151 emunames, _ = dir.Readdirnames(0)
152 dir.Close()
153 }
154 for i, e := range emunames {
155 if len(e) > 4 {
156 emunames[i] = e[:len(e)-4]
157 }
158 }
159 dir, err = os.Open(dataDir + "/memes")
160 if err == nil {
161 memenames, _ = dir.Readdirnames(0)
162 dir.Close()
163 }
164 templinfo := getInfo(r)
165 templinfo["Emus"] = emunames
166 templinfo["Memes"] = memenames
167 err = readviews.Execute(w, "funzone.html", templinfo)
168 if err != nil {
169 log.Print(err)
170 }
171}
172
173func showrss(w http.ResponseWriter, r *http.Request) {
174 name := mux.Vars(r)["name"]
175
176 var honks []*Honk
177 if name != "" {
178 honks = gethonksbyuser(name, false, 0)
179 } else {
180 honks = getpublichonks()
181 }
182 reverbolate(-1, honks)
183
184 home := fmt.Sprintf("https://%s/", serverName)
185 base := home
186 if name != "" {
187 home += "u/" + name
188 name += " "
189 }
190 feed := rss.Feed{
191 Title: name + "honk",
192 Link: home,
193 Description: name + "honk rss",
194 Image: &rss.Image{
195 URL: base + "icon.png",
196 Title: name + "honk rss",
197 Link: home,
198 },
199 }
200 var modtime time.Time
201 for _, honk := range honks {
202 if !firstclass(honk) {
203 continue
204 }
205 desc := string(honk.HTML)
206 if t := honk.Time; t != nil {
207 desc += fmt.Sprintf(`<p>Time: %s`, t.StartTime.Local().Format("03:04PM EDT Mon Jan 02"))
208 if t.Duration != 0 {
209 desc += fmt.Sprintf(`<br>Duration: %s`, t.Duration)
210 }
211 }
212 if p := honk.Place; p != nil {
213 desc += string(templates.Sprintf(`<p>Location: <a href="%s">%s</a> %f %f`,
214 p.Url, p.Name, p.Latitude, p.Longitude))
215 }
216 for _, d := range honk.Donks {
217 desc += string(templates.Sprintf(`<p><a href="%s">Attachment: %s</a>`,
218 d.URL, d.Desc))
219 if strings.HasPrefix(d.Media, "image") {
220 desc += string(templates.Sprintf(`<img src="%s">`, d.URL))
221 }
222 }
223
224 feed.Items = append(feed.Items, &rss.Item{
225 Title: fmt.Sprintf("%s %s %s", honk.Username, honk.What, honk.XID),
226 Description: rss.CData{Data: desc},
227 Link: honk.URL,
228 PubDate: honk.Date.Format(time.RFC1123),
229 Guid: &rss.Guid{IsPermaLink: true, Value: honk.URL},
230 })
231 if honk.Date.After(modtime) {
232 modtime = honk.Date
233 }
234 }
235 if !debugMode {
236 w.Header().Set("Cache-Control", "max-age=300")
237 w.Header().Set("Last-Modified", modtime.Format(http.TimeFormat))
238 }
239
240 err := feed.Write(w)
241 if err != nil {
242 log.Printf("error writing rss: %s", err)
243 }
244}
245
246func crappola(j junk.Junk) bool {
247 t, _ := j.GetString("type")
248 a, _ := j.GetString("actor")
249 o, _ := j.GetString("object")
250 if t == "Delete" && a == o {
251 log.Printf("crappola from %s", a)
252 return true
253 }
254 return false
255}
256
257func ping(user *WhatAbout, who string) {
258 var box *Box
259 ok := boxofboxes.Get(who, &box)
260 if !ok {
261 log.Printf("no inbox to ping %s", who)
262 return
263 }
264 j := junk.New()
265 j["@context"] = itiswhatitis
266 j["type"] = "Ping"
267 j["id"] = user.URL + "/ping/" + xfiltrate()
268 j["actor"] = user.URL
269 j["to"] = who
270 ki := ziggy(user.ID)
271 if ki == nil {
272 return
273 }
274 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
275 if err != nil {
276 log.Printf("can't send ping: %s", err)
277 return
278 }
279 log.Printf("sent ping to %s: %s", who, j["id"])
280}
281
282func pong(user *WhatAbout, who string, obj string) {
283 var box *Box
284 ok := boxofboxes.Get(who, &box)
285 if !ok {
286 log.Printf("no inbox to pong %s", who)
287 return
288 }
289 j := junk.New()
290 j["@context"] = itiswhatitis
291 j["type"] = "Pong"
292 j["id"] = user.URL + "/pong/" + xfiltrate()
293 j["actor"] = user.URL
294 j["to"] = who
295 j["object"] = obj
296 ki := ziggy(user.ID)
297 if ki == nil {
298 return
299 }
300 err := PostJunk(ki.keyname, ki.seckey, box.In, j)
301 if err != nil {
302 log.Printf("can't send pong: %s", err)
303 return
304 }
305}
306
307func inbox(w http.ResponseWriter, r *http.Request) {
308 name := mux.Vars(r)["name"]
309 user, err := butwhatabout(name)
310 if err != nil {
311 http.NotFound(w, r)
312 return
313 }
314 if stealthmode(user.ID, r) {
315 http.NotFound(w, r)
316 return
317 }
318 var buf bytes.Buffer
319 limiter := io.LimitReader(r.Body, 1*1024*1024)
320 io.Copy(&buf, limiter)
321 payload := buf.Bytes()
322 j, err := junk.FromBytes(payload)
323 if err != nil {
324 log.Printf("bad payload: %s", err)
325 io.WriteString(os.Stdout, "bad payload\n")
326 os.Stdout.Write(payload)
327 io.WriteString(os.Stdout, "\n")
328 return
329 }
330
331 if crappola(j) {
332 return
333 }
334 what, _ := j.GetString("type")
335 obj, _ := j.GetString("object")
336 if what == "Like" || (what == "EmojiReact" && originate(obj) != serverName) {
337 return
338 }
339 who, _ := j.GetString("actor")
340 if rejectactor(user.ID, who) {
341 return
342 }
343
344 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
345 if err != nil && keyname != "" {
346 savingthrow(keyname)
347 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
348 }
349 if err != nil {
350 log.Printf("inbox message failed signature for %s from %s", keyname, r.Header.Get("X-Forwarded-For"))
351 if keyname != "" {
352 log.Printf("bad signature from %s", keyname)
353 io.WriteString(os.Stdout, "bad payload\n")
354 os.Stdout.Write(payload)
355 io.WriteString(os.Stdout, "\n")
356 }
357 http.Error(w, "what did you call me?", http.StatusTeapot)
358 return
359 }
360 origin := keymatch(keyname, who)
361 if origin == "" {
362 log.Printf("keyname actor mismatch: %s <> %s", keyname, who)
363 return
364 }
365
366 switch what {
367 case "Ping":
368 id, _ := j.GetString("id")
369 log.Printf("ping from %s: %s", who, id)
370 pong(user, who, obj)
371 case "Pong":
372 log.Printf("pong from %s: %s", who, obj)
373 case "Follow":
374 if obj != user.URL {
375 log.Printf("can't follow %s", obj)
376 return
377 }
378 log.Printf("updating honker follow: %s", who)
379
380 var x string
381 db := opendatabase()
382 row := db.QueryRow("select xid from honkers where xid = ? and userid = ? and flavor in ('dub', 'undub')", who, user.ID)
383 err = row.Scan(&x)
384 if err != sql.ErrNoRows {
385 log.Printf("duplicate follow request: %s", who)
386 _, err = stmtUpdateFlavor.Exec("dub", user.ID, who, who, "undub")
387 if err != nil {
388 log.Printf("error updating honker: %s", err)
389 }
390 } else {
391 stmtSaveDub.Exec(user.ID, who, who, "dub")
392 }
393 go rubadubdub(user, j)
394 case "Accept":
395 log.Printf("updating honker accept: %s", who)
396 var name string
397 db := opendatabase()
398 row := db.QueryRow("select name from honkers where userid = ? and xid = ? and flavor in ('presub')",
399 user.ID, who)
400 err := row.Scan(&name)
401 if err != nil {
402 log.Printf("can't get honker name: %s", err)
403 return
404 }
405 _, err = stmtUpdateFlavor.Exec("sub", user.ID, who, name, "presub")
406 if err != nil {
407 log.Printf("error updating honker: %s", err)
408 return
409 }
410 case "Update":
411 obj, ok := j.GetMap("object")
412 if ok {
413 what, _ := obj.GetString("type")
414 switch what {
415 case "Person":
416 return
417 case "Question":
418 return
419 case "Note":
420 go xonksaver(user, j, origin)
421 return
422 }
423 }
424 log.Printf("unknown Update activity")
425 dumpactivity(j)
426 case "Undo":
427 obj, ok := j.GetMap("object")
428 if !ok {
429 log.Printf("unknown undo no object")
430 return
431 }
432 what, _ := obj.GetString("type")
433 switch what {
434 case "Follow":
435 log.Printf("updating honker undo: %s", who)
436 _, err = stmtUpdateFlavor.Exec("undub", user.ID, who, who, "dub")
437 if err != nil {
438 log.Printf("error updating honker: %s", err)
439 return
440 }
441 case "Announce":
442 xid, _ := obj.GetString("object")
443 log.Printf("undo announce: %s", xid)
444 case "Like":
445 default:
446 log.Printf("unknown undo: %s", what)
447 }
448 default:
449 go xonksaver(user, j, origin)
450 }
451}
452
453func serverinbox(w http.ResponseWriter, r *http.Request) {
454 user := getserveruser()
455 if stealthmode(user.ID, r) {
456 http.NotFound(w, r)
457 return
458 }
459 var buf bytes.Buffer
460 io.Copy(&buf, r.Body)
461 payload := buf.Bytes()
462 j, err := junk.FromBytes(payload)
463 if err != nil {
464 log.Printf("bad payload: %s", err)
465 io.WriteString(os.Stdout, "bad payload\n")
466 os.Stdout.Write(payload)
467 io.WriteString(os.Stdout, "\n")
468 return
469 }
470 if crappola(j) {
471 return
472 }
473 keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
474 if err != nil && keyname != "" {
475 savingthrow(keyname)
476 keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
477 }
478 if err != nil {
479 log.Printf("inbox message failed signature for %s from %s", keyname, r.Header.Get("X-Forwarded-For"))
480 if keyname != "" {
481 log.Printf("bad signature from %s", keyname)
482 io.WriteString(os.Stdout, "bad payload\n")
483 os.Stdout.Write(payload)
484 io.WriteString(os.Stdout, "\n")
485 }
486 http.Error(w, "what did you call me?", http.StatusTeapot)
487 return
488 }
489 who, _ := j.GetString("actor")
490 origin := keymatch(keyname, who)
491 if origin == "" {
492 log.Printf("keyname actor mismatch: %s <> %s", keyname, who)
493 return
494 }
495 if rejectactor(user.ID, who) {
496 return
497 }
498 re_ont := regexp.MustCompile("https://" + serverName + "/o/([[:alnum:]]+)")
499 what, _ := j.GetString("type")
500 log.Printf("server got a %s", what)
501 switch what {
502 case "Follow":
503 obj, _ := j.GetString("object")
504 if obj == user.URL {
505 log.Printf("can't follow the server!")
506 return
507 }
508 m := re_ont.FindStringSubmatch(obj)
509 if len(m) != 2 {
510 log.Printf("not sure how to handle this")
511 return
512 }
513 ont := "#" + m[1]
514 log.Printf("%s wants to follow %s", who, ont)
515 var x string
516 db := opendatabase()
517 row := db.QueryRow("select xid from honkers where name = ? and xid = ? and userid = ? and flavor in ('dub', 'undub')", ont, who, user.ID)
518 err = row.Scan(&x)
519 if err != sql.ErrNoRows {
520 log.Printf("duplicate follow request: %s", who)
521 _, err = stmtUpdateFlavor.Exec("dub", user.ID, who, ont, "undub")
522 if err != nil {
523 log.Printf("error updating honker: %s", err)
524 }
525 } else {
526 stmtSaveDub.Exec(user.ID, ont, who, "dub")
527 }
528 go rubadubdub(user, j)
529 case "Undo":
530 obj, ok := j.GetMap("object")
531 if !ok {
532 log.Printf("unknown undo no object")
533 return
534 }
535 what, _ := obj.GetString("type")
536 if what != "Follow" {
537 log.Printf("unknown undo: %s", what)
538 }
539 targ, _ := obj.GetString("object")
540 m := re_ont.FindStringSubmatch(targ)
541 if len(m) != 2 {
542 log.Printf("not sure how to handle this")
543 return
544 }
545 ont := "#" + m[1]
546 log.Printf("updating honker undo: %s %s", who, ont)
547 _, err = stmtUpdateFlavor.Exec("undub", user.ID, who, ont, "dub")
548 if err != nil {
549 log.Printf("error updating honker: %s", err)
550 return
551 }
552 default:
553 log.Printf("unhandled server activity: %s", what)
554 dumpactivity(j)
555 }
556}
557
558func serveractor(w http.ResponseWriter, r *http.Request) {
559 user := getserveruser()
560 if stealthmode(user.ID, r) {
561 http.NotFound(w, r)
562 return
563 }
564 j := junkuser(user)
565 w.Write(j)
566}
567
568func ximport(w http.ResponseWriter, r *http.Request) {
569 u := login.GetUserInfo(r)
570 xid := strings.TrimSpace(r.FormValue("xid"))
571 xonk := getxonk(u.UserID, xid)
572 if xonk == nil {
573 p, _ := investigate(xid)
574 if p != nil {
575 xid = p.XID
576 }
577 j, err := GetJunk(xid)
578 if err != nil {
579 http.Error(w, "error getting external object", http.StatusInternalServerError)
580 log.Printf("error getting external object: %s", err)
581 return
582 }
583 allinjest(originate(xid), j)
584 log.Printf("importing %s", xid)
585 user, _ := butwhatabout(u.Username)
586
587 info, _ := somethingabout(j)
588 if info == nil {
589 xonk = xonksaver(user, j, originate(xid))
590 } else if info.What == SomeActor {
591 outbox, _ := j.GetString("outbox")
592 gimmexonks(user, outbox)
593 http.Redirect(w, r, "/h?xid="+url.QueryEscape(xid), http.StatusSeeOther)
594 return
595 } else if info.What == SomeCollection {
596 gimmexonks(user, xid)
597 http.Redirect(w, r, "/xzone", http.StatusSeeOther)
598 return
599 }
600 }
601 convoy := ""
602 if xonk != nil {
603 convoy = xonk.Convoy
604 }
605 http.Redirect(w, r, "/t?c="+url.QueryEscape(convoy), http.StatusSeeOther)
606}
607
608func xzone(w http.ResponseWriter, r *http.Request) {
609 u := login.GetUserInfo(r)
610 rows, err := stmtRecentHonkers.Query(u.UserID, u.UserID)
611 if err != nil {
612 log.Printf("query err: %s", err)
613 return
614 }
615 defer rows.Close()
616 var honkers []Honker
617 for rows.Next() {
618 var xid string
619 rows.Scan(&xid)
620 honkers = append(honkers, Honker{XID: xid})
621 }
622 rows.Close()
623 for i, _ := range honkers {
624 _, honkers[i].Handle = handles(honkers[i].XID)
625 }
626 templinfo := getInfo(r)
627 templinfo["XCSRF"] = login.GetCSRF("ximport", r)
628 templinfo["Honkers"] = honkers
629 err = readviews.Execute(w, "xzone.html", templinfo)
630 if err != nil {
631 log.Print(err)
632 }
633}
634
635var oldoutbox = cache.New(cache.Options{Filler: func(name string) ([]byte, bool) {
636 user, err := butwhatabout(name)
637 if err != nil {
638 return nil, false
639 }
640 honks := gethonksbyuser(name, false, 0)
641 if len(honks) > 20 {
642 honks = honks[0:20]
643 }
644
645 var jonks []junk.Junk
646 for _, h := range honks {
647 j, _ := jonkjonk(user, h)
648 jonks = append(jonks, j)
649 }
650
651 j := junk.New()
652 j["@context"] = itiswhatitis
653 j["id"] = user.URL + "/outbox"
654 j["attributedTo"] = user.URL
655 j["type"] = "OrderedCollection"
656 j["totalItems"] = len(jonks)
657 j["orderedItems"] = jonks
658
659 return j.ToBytes(), true
660}, Duration: 1 * time.Minute})
661
662func outbox(w http.ResponseWriter, r *http.Request) {
663 name := mux.Vars(r)["name"]
664 user, err := butwhatabout(name)
665 if err != nil {
666 http.NotFound(w, r)
667 return
668 }
669 if stealthmode(user.ID, r) {
670 http.NotFound(w, r)
671 return
672 }
673 var j []byte
674 ok := oldoutbox.Get(name, &j)
675 if ok {
676 w.Header().Set("Content-Type", theonetruename)
677 w.Write(j)
678 } else {
679 http.NotFound(w, r)
680 }
681}
682
683var oldempties = cache.New(cache.Options{Filler: func(url string) ([]byte, bool) {
684 colname := "/followers"
685 if strings.HasSuffix(url, "/following") {
686 colname = "/following"
687 }
688 user := fmt.Sprintf("https://%s%s", serverName, url[:len(url)-10])
689 j := junk.New()
690 j["@context"] = itiswhatitis
691 j["id"] = user + colname
692 j["attributedTo"] = user
693 j["type"] = "OrderedCollection"
694 j["totalItems"] = 0
695 j["orderedItems"] = []junk.Junk{}
696
697 return j.ToBytes(), true
698}})
699
700func emptiness(w http.ResponseWriter, r *http.Request) {
701 name := mux.Vars(r)["name"]
702 user, err := butwhatabout(name)
703 if err != nil {
704 http.NotFound(w, r)
705 return
706 }
707 if stealthmode(user.ID, r) {
708 http.NotFound(w, r)
709 return
710 }
711 var j []byte
712 ok := oldempties.Get(r.URL.Path, &j)
713 if ok {
714 w.Header().Set("Content-Type", theonetruename)
715 w.Write(j)
716 } else {
717 http.NotFound(w, r)
718 }
719}
720
721func showuser(w http.ResponseWriter, r *http.Request) {
722 name := mux.Vars(r)["name"]
723 user, err := butwhatabout(name)
724 if err != nil {
725 log.Printf("user not found %s: %s", name, err)
726 http.NotFound(w, r)
727 return
728 }
729 if stealthmode(user.ID, r) {
730 http.NotFound(w, r)
731 return
732 }
733 if friendorfoe(r.Header.Get("Accept")) {
734 j, ok := asjonker(name)
735 if ok {
736 w.Header().Set("Content-Type", theonetruename)
737 w.Write(j)
738 } else {
739 http.NotFound(w, r)
740 }
741 return
742 }
743 u := login.GetUserInfo(r)
744 honks := gethonksbyuser(name, u != nil && u.Username == name, 0)
745 templinfo := getInfo(r)
746 templinfo["Name"] = user.Name
747 whatabout := user.About
748 whatabout = markitzero(user.About)
749 templinfo["WhatAbout"] = template.HTML(whatabout)
750 templinfo["ServerMessage"] = ""
751 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
752 honkpage(w, u, honks, templinfo)
753}
754
755func showhonker(w http.ResponseWriter, r *http.Request) {
756 u := login.GetUserInfo(r)
757 name := mux.Vars(r)["name"]
758 var honks []*Honk
759 if name == "" {
760 name = r.FormValue("xid")
761 honks = gethonksbyxonker(u.UserID, name, 0)
762 } else {
763 honks = gethonksbyhonker(u.UserID, name, 0)
764 }
765 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>`, name, name)
766 templinfo := getInfo(r)
767 templinfo["PageName"] = "honker"
768 templinfo["PageArg"] = name
769 templinfo["ServerMessage"] = msg
770 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
771 honkpage(w, u, honks, templinfo)
772}
773
774func showcombo(w http.ResponseWriter, r *http.Request) {
775 name := mux.Vars(r)["name"]
776 u := login.GetUserInfo(r)
777 honks := gethonksbycombo(u.UserID, name, 0)
778 honks = osmosis(honks, u.UserID, true)
779 templinfo := getInfo(r)
780 templinfo["PageName"] = "combo"
781 templinfo["PageArg"] = name
782 templinfo["ServerMessage"] = "honks by combo: " + name
783 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
784 honkpage(w, u, honks, templinfo)
785}
786func showconvoy(w http.ResponseWriter, r *http.Request) {
787 c := r.FormValue("c")
788 u := login.GetUserInfo(r)
789 honks := gethonksbyconvoy(u.UserID, c, 0)
790 templinfo := getInfo(r)
791 if len(honks) > 0 {
792 templinfo["TopHID"] = honks[0].ID
793 }
794 honks = osmosis(honks, u.UserID, false)
795 reversehonks(honks)
796 templinfo["PageName"] = "convoy"
797 templinfo["PageArg"] = c
798 templinfo["ServerMessage"] = "honks in convoy: " + c
799 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
800 honkpage(w, u, honks, templinfo)
801}
802func showsearch(w http.ResponseWriter, r *http.Request) {
803 q := r.FormValue("q")
804 u := login.GetUserInfo(r)
805 honks := gethonksbysearch(u.UserID, q, 0)
806 templinfo := getInfo(r)
807 templinfo["PageName"] = "search"
808 templinfo["PageArg"] = q
809 templinfo["ServerMessage"] = "honks for search: " + q
810 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
811 honkpage(w, u, honks, templinfo)
812}
813func showontology(w http.ResponseWriter, r *http.Request) {
814 name := mux.Vars(r)["name"]
815 u := login.GetUserInfo(r)
816 var userid int64 = -1
817 if u != nil {
818 userid = u.UserID
819 }
820 honks := gethonksbyontology(userid, "#"+name, 0)
821 if friendorfoe(r.Header.Get("Accept")) {
822 if len(honks) > 40 {
823 honks = honks[0:40]
824 }
825
826 var xids []string
827 for _, h := range honks {
828 xids = append(xids, h.XID)
829 }
830
831 user := getserveruser()
832
833 j := junk.New()
834 j["@context"] = itiswhatitis
835 j["id"] = fmt.Sprintf("https://%s/o/%s", serverName, name)
836 j["name"] = "#" + name
837 j["attributedTo"] = user.URL
838 j["type"] = "OrderedCollection"
839 j["totalItems"] = len(xids)
840 j["orderedItems"] = xids
841
842 j.Write(w)
843 return
844 }
845
846 templinfo := getInfo(r)
847 templinfo["ServerMessage"] = "honks by ontology: " + name
848 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
849 honkpage(w, u, honks, templinfo)
850}
851
852type Ont struct {
853 Name string
854 Count int64
855}
856
857func thelistingoftheontologies(w http.ResponseWriter, r *http.Request) {
858 u := login.GetUserInfo(r)
859 var userid int64 = -1
860 if u != nil {
861 userid = u.UserID
862 }
863 rows, err := stmtAllOnts.Query(userid)
864 if err != nil {
865 log.Printf("selection error: %s", err)
866 return
867 }
868 defer rows.Close()
869 var onts []Ont
870 for rows.Next() {
871 var o Ont
872 err := rows.Scan(&o.Name, &o.Count)
873 if err != nil {
874 log.Printf("error scanning ont: %s", err)
875 continue
876 }
877 if len(o.Name) > 24 {
878 continue
879 }
880 o.Name = o.Name[1:]
881 onts = append(onts, o)
882 }
883 sort.Slice(onts, func(i, j int) bool {
884 return onts[i].Name < onts[j].Name
885 })
886 if u == nil && !debugMode {
887 w.Header().Set("Cache-Control", "max-age=300")
888 }
889 templinfo := getInfo(r)
890 templinfo["Onts"] = onts
891 err = readviews.Execute(w, "onts.html", templinfo)
892 if err != nil {
893 log.Print(err)
894 }
895}
896
897type Track struct {
898 xid string
899 who string
900}
901
902func getbacktracks(xid string) []string {
903 c := make(chan bool)
904 dumptracks <- c
905 <-c
906 row := stmtGetTracks.QueryRow(xid)
907 var rawtracks string
908 err := row.Scan(&rawtracks)
909 if err != nil {
910 if err != sql.ErrNoRows {
911 log.Printf("error scanning tracks: %s", err)
912 }
913 return nil
914 }
915 var rcpts []string
916 for _, f := range strings.Split(rawtracks, " ") {
917 idx := strings.LastIndexByte(f, '#')
918 if idx != -1 {
919 f = f[:idx]
920 }
921 if !strings.HasPrefix(f, "https://") {
922 f = fmt.Sprintf("%%https://%s/inbox", f)
923 }
924 rcpts = append(rcpts, f)
925 }
926 return rcpts
927}
928
929func savetracks(tracks map[string][]string) {
930 db := opendatabase()
931 tx, err := db.Begin()
932 if err != nil {
933 log.Printf("savetracks begin error: %s", err)
934 return
935 }
936 defer func() {
937 err := tx.Commit()
938 if err != nil {
939 log.Printf("savetracks commit error: %s", err)
940 }
941
942 }()
943 stmtGetTracks, err := tx.Prepare("select fetches from tracks where xid = ?")
944 if err != nil {
945 log.Printf("savetracks error: %s", err)
946 return
947 }
948 stmtNewTracks, err := tx.Prepare("insert into tracks (xid, fetches) values (?, ?)")
949 if err != nil {
950 log.Printf("savetracks error: %s", err)
951 return
952 }
953 stmtUpdateTracks, err := tx.Prepare("update tracks set fetches = ? where xid = ?")
954 if err != nil {
955 log.Printf("savetracks error: %s", err)
956 return
957 }
958 count := 0
959 for xid, f := range tracks {
960 count += len(f)
961 var prev string
962 row := stmtGetTracks.QueryRow(xid)
963 err := row.Scan(&prev)
964 if err == sql.ErrNoRows {
965 f = oneofakind(f)
966 stmtNewTracks.Exec(xid, strings.Join(f, " "))
967 } else if err == nil {
968 all := append(strings.Split(prev, " "), f...)
969 all = oneofakind(all)
970 stmtUpdateTracks.Exec(strings.Join(all, " "))
971 } else {
972 log.Printf("savetracks error: %s", err)
973 }
974 }
975 log.Printf("saved %d new fetches", count)
976}
977
978var trackchan = make(chan Track)
979var dumptracks = make(chan chan bool)
980
981func tracker() {
982 timeout := 4 * time.Minute
983 sleeper := time.NewTimer(timeout)
984 tracks := make(map[string][]string)
985 workinprogress++
986 for {
987 select {
988 case track := <-trackchan:
989 tracks[track.xid] = append(tracks[track.xid], track.who)
990 case <-sleeper.C:
991 if len(tracks) > 0 {
992 go savetracks(tracks)
993 tracks = make(map[string][]string)
994 }
995 sleeper.Reset(timeout)
996 case c := <-dumptracks:
997 if len(tracks) > 0 {
998 savetracks(tracks)
999 }
1000 c <- true
1001 case <-endoftheworld:
1002 if len(tracks) > 0 {
1003 savetracks(tracks)
1004 }
1005 readyalready <- true
1006 return
1007 }
1008 }
1009}
1010
1011var re_keyholder = regexp.MustCompile(`keyId="([^"]+)"`)
1012
1013func trackback(xid string, r *http.Request) {
1014 agent := r.UserAgent()
1015 who := originate(agent)
1016 sig := r.Header.Get("Signature")
1017 if sig != "" {
1018 m := re_keyholder.FindStringSubmatch(sig)
1019 if len(m) == 2 {
1020 who = m[1]
1021 }
1022 }
1023 if who != "" {
1024 trackchan <- Track{xid: xid, who: who}
1025 }
1026}
1027
1028func showonehonk(w http.ResponseWriter, r *http.Request) {
1029 name := mux.Vars(r)["name"]
1030 user, err := butwhatabout(name)
1031 if err != nil {
1032 http.NotFound(w, r)
1033 return
1034 }
1035 if stealthmode(user.ID, r) {
1036 http.NotFound(w, r)
1037 return
1038 }
1039 xid := fmt.Sprintf("https://%s%s", serverName, r.URL.Path)
1040
1041 if friendorfoe(r.Header.Get("Accept")) {
1042 j, ok := gimmejonk(xid)
1043 if ok {
1044 trackback(xid, r)
1045 w.Header().Set("Content-Type", theonetruename)
1046 w.Write(j)
1047 } else {
1048 http.NotFound(w, r)
1049 }
1050 return
1051 }
1052 honk := getxonk(user.ID, xid)
1053 if honk == nil {
1054 http.NotFound(w, r)
1055 return
1056 }
1057 u := login.GetUserInfo(r)
1058 if u != nil && u.UserID != user.ID {
1059 u = nil
1060 }
1061 if !honk.Public {
1062 if u == nil {
1063 http.NotFound(w, r)
1064 return
1065
1066 }
1067 templinfo := getInfo(r)
1068 templinfo["ServerMessage"] = "one honk maybe more"
1069 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1070 honkpage(w, u, []*Honk{honk}, templinfo)
1071 return
1072 }
1073 rawhonks := gethonksbyconvoy(honk.UserID, honk.Convoy, 0)
1074 reversehonks(rawhonks)
1075 var honks []*Honk
1076 for _, h := range rawhonks {
1077 if h.XID == xid && len(honks) != 0 {
1078 h.Style += " glow"
1079 }
1080 if h.Public && (h.Whofore == 2 || h.IsAcked()) {
1081 honks = append(honks, h)
1082 }
1083 }
1084
1085 templinfo := getInfo(r)
1086 templinfo["ServerMessage"] = "one honk maybe more"
1087 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1088 honkpage(w, u, honks, templinfo)
1089}
1090
1091func honkpage(w http.ResponseWriter, u *login.UserInfo, honks []*Honk, templinfo map[string]interface{}) {
1092 var userid int64 = -1
1093 if u != nil {
1094 userid = u.UserID
1095 templinfo["User"], _ = butwhatabout(u.Username)
1096 }
1097 reverbolate(userid, honks)
1098 templinfo["Honks"] = honks
1099 templinfo["MapLink"] = getmaplink(u)
1100 if templinfo["TopHID"] == nil {
1101 if len(honks) > 0 {
1102 templinfo["TopHID"] = honks[0].ID
1103 } else {
1104 templinfo["TopHID"] = 0
1105 }
1106 }
1107 if u == nil && !debugMode {
1108 w.Header().Set("Cache-Control", "max-age=60")
1109 }
1110 err := readviews.Execute(w, "honkpage.html", templinfo)
1111 if err != nil {
1112 log.Print(err)
1113 }
1114}
1115
1116func saveuser(w http.ResponseWriter, r *http.Request) {
1117 whatabout := r.FormValue("whatabout")
1118 whatabout = strings.Replace(whatabout, "\r", "", -1)
1119 u := login.GetUserInfo(r)
1120 user, _ := butwhatabout(u.Username)
1121 db := opendatabase()
1122 options := user.Options
1123 if r.FormValue("skinny") == "skinny" {
1124 options.SkinnyCSS = true
1125 } else {
1126 options.SkinnyCSS = false
1127 }
1128 if r.FormValue("omitimages") == "omitimages" {
1129 options.OmitImages = true
1130 } else {
1131 options.OmitImages = false
1132 }
1133 if r.FormValue("maps") == "apple" {
1134 options.MapLink = "apple"
1135 } else {
1136 options.MapLink = ""
1137 }
1138 options.Reaction = r.FormValue("reaction")
1139 if ava := re_avatar.FindString(whatabout); ava != "" {
1140 whatabout = re_avatar.ReplaceAllString(whatabout, "")
1141 ava = ava[7:]
1142 if ava[0] == ' ' {
1143 ava = ava[1:]
1144 }
1145 options.Avatar = fmt.Sprintf("https://%s/meme/%s", serverName, ava)
1146 } else {
1147 options.Avatar = ""
1148 }
1149 whatabout = strings.TrimSpace(whatabout)
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 updateMe(u.Username)
1162
1163 http.Redirect(w, r, "/account", http.StatusSeeOther)
1164}
1165
1166func submitbonk(w http.ResponseWriter, r *http.Request) {
1167 xid := r.FormValue("xid")
1168 userinfo := login.GetUserInfo(r)
1169 user, _ := butwhatabout(userinfo.Username)
1170
1171 log.Printf("bonking %s", xid)
1172
1173 xonk := getxonk(userinfo.UserID, xid)
1174 if xonk == nil {
1175 return
1176 }
1177 if !xonk.Public {
1178 return
1179 }
1180 if xonk.IsBonked() {
1181 return
1182 }
1183 donksforhonks([]*Honk{xonk})
1184
1185 _, err := stmtUpdateFlags.Exec(flagIsBonked, xonk.ID)
1186 if err != nil {
1187 log.Printf("error acking bonk: %s", err)
1188 }
1189
1190 oonker := xonk.Oonker
1191 if oonker == "" {
1192 oonker = xonk.Honker
1193 }
1194 dt := time.Now().UTC()
1195 bonk := &Honk{
1196 UserID: userinfo.UserID,
1197 Username: userinfo.Username,
1198 What: "bonk",
1199 Honker: user.URL,
1200 Oonker: oonker,
1201 XID: xonk.XID,
1202 RID: xonk.RID,
1203 Noise: xonk.Noise,
1204 Precis: xonk.Precis,
1205 URL: xonk.URL,
1206 Date: dt,
1207 Donks: xonk.Donks,
1208 Whofore: 2,
1209 Convoy: xonk.Convoy,
1210 Audience: []string{thewholeworld, oonker},
1211 Public: true,
1212 Format: "html",
1213 Place: xonk.Place,
1214 Onts: xonk.Onts,
1215 Time: xonk.Time,
1216 }
1217
1218 err = savehonk(bonk)
1219 if err != nil {
1220 log.Printf("uh oh")
1221 return
1222 }
1223
1224 go honkworldwide(user, bonk)
1225
1226 if r.FormValue("js") != "1" {
1227 templinfo := getInfo(r)
1228 templinfo["ServerMessage"] = "Bonked!"
1229 err = readviews.Execute(w, "msg.html", templinfo)
1230 if err != nil {
1231 log.Print(err)
1232 }
1233 }
1234}
1235
1236func sendzonkofsorts(xonk *Honk, user *WhatAbout, what string) {
1237 zonk := &Honk{
1238 What: what,
1239 XID: xonk.XID,
1240 Date: time.Now().UTC(),
1241 Audience: oneofakind(xonk.Audience),
1242 }
1243 zonk.Public = loudandproud(zonk.Audience)
1244
1245 log.Printf("announcing %sed honk: %s", what, xonk.XID)
1246 go honkworldwide(user, zonk)
1247}
1248
1249func zonkit(w http.ResponseWriter, r *http.Request) {
1250 wherefore := r.FormValue("wherefore")
1251 what := r.FormValue("what")
1252 userinfo := login.GetUserInfo(r)
1253 user, _ := butwhatabout(userinfo.Username)
1254
1255 if wherefore == "save" {
1256 xonk := getxonk(userinfo.UserID, what)
1257 if xonk != nil {
1258 _, err := stmtUpdateFlags.Exec(flagIsSaved, xonk.ID)
1259 if err != nil {
1260 log.Printf("error saving: %s", err)
1261 }
1262 }
1263 return
1264 }
1265
1266 if wherefore == "unsave" {
1267 xonk := getxonk(userinfo.UserID, what)
1268 if xonk != nil {
1269 _, err := stmtClearFlags.Exec(flagIsSaved, xonk.ID)
1270 if err != nil {
1271 log.Printf("error unsaving: %s", err)
1272 }
1273 }
1274 return
1275 }
1276
1277 if wherefore == "react" {
1278 if user.Options.Reaction == "none" {
1279 return
1280 }
1281 xonk := getxonk(userinfo.UserID, what)
1282 if xonk != nil {
1283 _, err := stmtUpdateFlags.Exec(flagIsReacted, xonk.ID)
1284 if err != nil {
1285 log.Printf("error saving: %s", err)
1286 }
1287 sendzonkofsorts(xonk, user, "react")
1288 }
1289 return
1290 }
1291
1292 // my hammer is too big, oh well
1293 defer oldjonks.Flush()
1294
1295 if wherefore == "ack" {
1296 xonk := getxonk(userinfo.UserID, what)
1297 if xonk != nil && !xonk.IsAcked() {
1298 _, err := stmtUpdateFlags.Exec(flagIsAcked, xonk.ID)
1299 if err != nil {
1300 log.Printf("error acking: %s", err)
1301 }
1302 sendzonkofsorts(xonk, user, "ack")
1303 }
1304 return
1305 }
1306
1307 if wherefore == "deack" {
1308 xonk := getxonk(userinfo.UserID, what)
1309 if xonk != nil && xonk.IsAcked() {
1310 _, err := stmtClearFlags.Exec(flagIsAcked, xonk.ID)
1311 if err != nil {
1312 log.Printf("error deacking: %s", err)
1313 }
1314 sendzonkofsorts(xonk, user, "deack")
1315 }
1316 return
1317 }
1318
1319 if wherefore == "unbonk" {
1320 xonk := getbonk(userinfo.UserID, what)
1321 if xonk != nil {
1322 deletehonk(xonk.ID)
1323 xonk = getxonk(userinfo.UserID, what)
1324 _, err := stmtClearFlags.Exec(flagIsBonked, xonk.ID)
1325 if err != nil {
1326 log.Printf("error unbonking: %s", err)
1327 }
1328 sendzonkofsorts(xonk, user, "unbonk")
1329 }
1330 return
1331 }
1332
1333 if wherefore == "untag" {
1334 xonk := getxonk(userinfo.UserID, what)
1335 if xonk != nil {
1336 _, err := stmtUpdateFlags.Exec(flagIsUntagged, xonk.ID)
1337 if err != nil {
1338 log.Printf("error untagging: %s", err)
1339 }
1340 }
1341 var badparents map[string]bool
1342 untagged.GetAndLock(userinfo.UserID, &badparents)
1343 badparents[what] = true
1344 untagged.Unlock()
1345 return
1346 }
1347
1348 log.Printf("zonking %s %s", wherefore, what)
1349 if wherefore == "zonk" {
1350 xonk := getxonk(userinfo.UserID, what)
1351 if xonk != nil {
1352 deletehonk(xonk.ID)
1353 if xonk.Whofore == 2 || xonk.Whofore == 3 {
1354 sendzonkofsorts(xonk, user, "zonk")
1355 }
1356 }
1357 }
1358 _, err := stmtSaveZonker.Exec(userinfo.UserID, what, wherefore)
1359 if err != nil {
1360 log.Printf("error saving zonker: %s", err)
1361 return
1362 }
1363}
1364
1365func edithonkpage(w http.ResponseWriter, r *http.Request) {
1366 u := login.GetUserInfo(r)
1367 user, _ := butwhatabout(u.Username)
1368 xid := r.FormValue("xid")
1369 honk := getxonk(u.UserID, xid)
1370 if !canedithonk(user, honk) {
1371 http.Error(w, "no editing that please", http.StatusInternalServerError)
1372 return
1373 }
1374
1375 noise := honk.Noise
1376
1377 honks := []*Honk{honk}
1378 donksforhonks(honks)
1379 reverbolate(u.UserID, honks)
1380 templinfo := getInfo(r)
1381 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1382 templinfo["Honks"] = honks
1383 templinfo["MapLink"] = getmaplink(u)
1384 templinfo["Noise"] = noise
1385 templinfo["SavedPlace"] = honk.Place
1386 if tm := honk.Time; tm != nil {
1387 templinfo["ShowTime"] = ";"
1388 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 03:04")
1389 templinfo["Duration"] = tm.Duration
1390 }
1391 templinfo["ServerMessage"] = "honk edit 2"
1392 templinfo["IsPreview"] = true
1393 templinfo["UpdateXID"] = honk.XID
1394 if len(honk.Donks) > 0 {
1395 templinfo["SavedFile"] = honk.Donks[0].XID
1396 }
1397 err := readviews.Execute(w, "honkpage.html", templinfo)
1398 if err != nil {
1399 log.Print(err)
1400 }
1401}
1402
1403func newhonkpage(w http.ResponseWriter, r *http.Request) {
1404 u := login.GetUserInfo(r)
1405 rid := r.FormValue("rid")
1406 noise := ""
1407
1408 xonk := getxonk(u.UserID, rid)
1409 if xonk != nil {
1410 _, replto := handles(xonk.Honker)
1411 if replto != "" {
1412 noise = "@" + replto + " "
1413 }
1414 }
1415
1416 templinfo := getInfo(r)
1417 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1418 templinfo["InReplyTo"] = rid
1419 templinfo["Noise"] = noise
1420 templinfo["ServerMessage"] = "compose honk"
1421 templinfo["IsPreview"] = true
1422 err := readviews.Execute(w, "honkpage.html", templinfo)
1423 if err != nil {
1424 log.Print(err)
1425 }
1426}
1427
1428func canedithonk(user *WhatAbout, honk *Honk) bool {
1429 if honk == nil || honk.Honker != user.URL || honk.What == "bonk" {
1430 return false
1431 }
1432 return true
1433}
1434
1435func submitdonk(w http.ResponseWriter, r *http.Request) (*Donk, error) {
1436 file, filehdr, err := r.FormFile("donk")
1437 if err != nil {
1438 if err != http.ErrMissingFile {
1439 log.Printf("error reading donk: %s", err)
1440 http.Error(w, "error reading donk", http.StatusUnsupportedMediaType)
1441 }
1442 return nil, err
1443 }
1444 var buf bytes.Buffer
1445 io.Copy(&buf, file)
1446 file.Close()
1447 data := buf.Bytes()
1448 xid := xfiltrate()
1449 var media, name string
1450 img, err := shrinkit(data)
1451 if err == nil {
1452 data = img.Data
1453 format := img.Format
1454 media = "image/" + format
1455 if format == "jpeg" {
1456 format = "jpg"
1457 }
1458 name = xid + "." + format
1459 xid = name
1460 } else {
1461 ct := http.DetectContentType(data)
1462 switch ct {
1463 case "application/pdf":
1464 maxsize := 1000000
1465 if len(data) > maxsize {
1466 log.Printf("bad image: %s too much pdf: %d", err, len(data))
1467 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1468 return nil, err
1469 }
1470 media = ct
1471 xid += ".pdf"
1472 name = filehdr.Filename
1473 if name == "" {
1474 name = xid
1475 }
1476 default:
1477 maxsize := 100000
1478 if len(data) > maxsize {
1479 log.Printf("bad image: %s too much text: %d", err, len(data))
1480 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1481 return nil, err
1482 }
1483 for i := 0; i < len(data); i++ {
1484 if data[i] < 32 && data[i] != '\t' && data[i] != '\r' && data[i] != '\n' {
1485 log.Printf("bad image: %s not text: %d", err, data[i])
1486 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1487 return nil, err
1488 }
1489 }
1490 media = "text/plain"
1491 xid += ".txt"
1492 name = filehdr.Filename
1493 if name == "" {
1494 name = xid
1495 }
1496 }
1497 }
1498 desc := strings.TrimSpace(r.FormValue("donkdesc"))
1499 if desc == "" {
1500 desc = name
1501 }
1502 url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1503 fileid, err := savefile(xid, name, desc, url, media, true, data)
1504 if err != nil {
1505 log.Printf("unable to save image: %s", err)
1506 http.Error(w, "failed to save attachment", http.StatusUnsupportedMediaType)
1507 return nil, err
1508 }
1509 d := &Donk{
1510 FileID: fileid,
1511 XID: xid,
1512 Desc: desc,
1513 URL: url,
1514 Local: true,
1515 }
1516 return d, nil
1517}
1518
1519func submitwebhonk(w http.ResponseWriter, r *http.Request) {
1520 h := submithonk(w, r)
1521 if h == nil {
1522 return
1523 }
1524 http.Redirect(w, r, h.XID[len(serverName)+8:], http.StatusSeeOther)
1525}
1526
1527// what a hot mess this function is
1528func submithonk(w http.ResponseWriter, r *http.Request) *Honk {
1529 rid := r.FormValue("rid")
1530 noise := r.FormValue("noise")
1531 format := r.FormValue("format")
1532 if format == "" {
1533 format = "markdown"
1534 }
1535 if !(format == "markdown" || format == "html") {
1536 http.Error(w, "unknown format", 500)
1537 return nil
1538 }
1539
1540 userinfo := login.GetUserInfo(r)
1541 user, _ := butwhatabout(userinfo.Username)
1542
1543 dt := time.Now().UTC()
1544 updatexid := r.FormValue("updatexid")
1545 var honk *Honk
1546 if updatexid != "" {
1547 honk = getxonk(userinfo.UserID, updatexid)
1548 if !canedithonk(user, honk) {
1549 http.Error(w, "no editing that please", http.StatusInternalServerError)
1550 return nil
1551 }
1552 honk.Date = dt
1553 honk.What = "update"
1554 honk.Format = format
1555 } else {
1556 xid := fmt.Sprintf("%s/%s/%s", user.URL, honkSep, xfiltrate())
1557 what := "honk"
1558 if rid != "" {
1559 what = "tonk"
1560 }
1561 honk = &Honk{
1562 UserID: userinfo.UserID,
1563 Username: userinfo.Username,
1564 What: what,
1565 Honker: user.URL,
1566 XID: xid,
1567 Date: dt,
1568 Format: format,
1569 }
1570 }
1571
1572 noise = strings.Replace(noise, "\r", "", -1)
1573 noise = quickrename(noise, userinfo.UserID)
1574 noise = hooterize(noise)
1575 honk.Mentions = bunchofgrapes(noise)
1576 honk.Noise = noise
1577 translate(honk)
1578
1579 var convoy string
1580 if rid != "" {
1581 xonk := getxonk(userinfo.UserID, rid)
1582 if xonk == nil {
1583 http.Error(w, "replyto disappeared", http.StatusNotFound)
1584 return nil
1585 }
1586 if xonk.Public {
1587 honk.Audience = append(honk.Audience, xonk.Audience...)
1588 }
1589 convoy = xonk.Convoy
1590 for i, a := range honk.Audience {
1591 if a == thewholeworld {
1592 honk.Audience[0], honk.Audience[i] = honk.Audience[i], honk.Audience[0]
1593 break
1594 }
1595 }
1596 honk.RID = rid
1597 if xonk.Precis != "" && honk.Precis == "" {
1598 honk.Precis = xonk.Precis
1599 if !(strings.HasPrefix(honk.Precis, "DZ:") || strings.HasPrefix(honk.Precis, "re: re: re: ")) {
1600 honk.Precis = "re: " + honk.Precis
1601 }
1602 }
1603 } else {
1604 honk.Audience = []string{thewholeworld}
1605 }
1606 if honk.Noise != "" && honk.Noise[0] == '@' {
1607 honk.Audience = append(grapevine(bunchofgrapes(honk.Noise)), honk.Audience...)
1608 } else {
1609 honk.Audience = append(honk.Audience, grapevine(bunchofgrapes(honk.Noise))...)
1610 }
1611
1612 if convoy == "" {
1613 convoy = "data:,electrichonkytonk-" + xfiltrate()
1614 }
1615 butnottooloud(honk.Audience)
1616 honk.Audience = oneofakind(honk.Audience)
1617 if len(honk.Audience) == 0 {
1618 log.Printf("honk to nowhere")
1619 http.Error(w, "honk to nowhere...", http.StatusNotFound)
1620 return nil
1621 }
1622 honk.Public = loudandproud(honk.Audience)
1623 honk.Convoy = convoy
1624
1625 donkxid := r.FormValue("donkxid")
1626 if donkxid == "" {
1627 d, err := submitdonk(w, r)
1628 if err != nil && err != http.ErrMissingFile {
1629 return nil
1630 }
1631 if d != nil {
1632 honk.Donks = append(honk.Donks, d)
1633 donkxid = d.XID
1634 }
1635 } else {
1636 xid := donkxid
1637 url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1638 donk := finddonk(url)
1639 if donk != nil {
1640 honk.Donks = append(honk.Donks, donk)
1641 } else {
1642 log.Printf("can't find file: %s", xid)
1643 }
1644 }
1645 memetize(honk)
1646 imaginate(honk)
1647
1648 placename := strings.TrimSpace(r.FormValue("placename"))
1649 placelat := strings.TrimSpace(r.FormValue("placelat"))
1650 placelong := strings.TrimSpace(r.FormValue("placelong"))
1651 placeurl := strings.TrimSpace(r.FormValue("placeurl"))
1652 if placename != "" || placelat != "" || placelong != "" || placeurl != "" {
1653 p := new(Place)
1654 p.Name = placename
1655 p.Latitude, _ = strconv.ParseFloat(placelat, 64)
1656 p.Longitude, _ = strconv.ParseFloat(placelong, 64)
1657 p.Url = placeurl
1658 honk.Place = p
1659 }
1660 timestart := strings.TrimSpace(r.FormValue("timestart"))
1661 if timestart != "" {
1662 t := new(Time)
1663 now := time.Now().Local()
1664 for _, layout := range []string{"2006-01-02 3:04pm", "2006-01-02 15:04", "3:04pm", "15:04"} {
1665 start, err := time.ParseInLocation(layout, timestart, now.Location())
1666 if err == nil {
1667 if start.Year() == 0 {
1668 start = time.Date(now.Year(), now.Month(), now.Day(), start.Hour(), start.Minute(), 0, 0, now.Location())
1669 }
1670 t.StartTime = start
1671 break
1672 }
1673 }
1674 timeend := r.FormValue("timeend")
1675 dur := parseDuration(timeend)
1676 if dur != 0 {
1677 t.Duration = Duration(dur)
1678 }
1679 if !t.StartTime.IsZero() {
1680 honk.What = "event"
1681 honk.Time = t
1682 }
1683 }
1684
1685 if honk.Public {
1686 honk.Whofore = 2
1687 } else {
1688 honk.Whofore = 3
1689 }
1690
1691 // back to markdown
1692 honk.Noise = noise
1693
1694 if r.FormValue("preview") == "preview" {
1695 honks := []*Honk{honk}
1696 reverbolate(userinfo.UserID, honks)
1697 templinfo := getInfo(r)
1698 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1699 templinfo["Honks"] = honks
1700 templinfo["MapLink"] = getmaplink(userinfo)
1701 templinfo["InReplyTo"] = r.FormValue("rid")
1702 templinfo["Noise"] = r.FormValue("noise")
1703 templinfo["SavedFile"] = donkxid
1704 if tm := honk.Time; tm != nil {
1705 templinfo["ShowTime"] = ";"
1706 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 03:04")
1707 templinfo["Duration"] = tm.Duration
1708 }
1709 templinfo["IsPreview"] = true
1710 templinfo["UpdateXID"] = updatexid
1711 templinfo["ServerMessage"] = "honk preview"
1712 err := readviews.Execute(w, "honkpage.html", templinfo)
1713 if err != nil {
1714 log.Print(err)
1715 }
1716 return nil
1717 }
1718
1719 if updatexid != "" {
1720 updatehonk(honk)
1721 oldjonks.Clear(honk.XID)
1722 } else {
1723 err := savehonk(honk)
1724 if err != nil {
1725 log.Printf("uh oh")
1726 return nil
1727 }
1728 }
1729
1730 // reload for consistency
1731 honk.Donks = nil
1732 donksforhonks([]*Honk{honk})
1733
1734 go honkworldwide(user, honk)
1735
1736 return honk
1737}
1738
1739func showhonkers(w http.ResponseWriter, r *http.Request) {
1740 userinfo := login.GetUserInfo(r)
1741 templinfo := getInfo(r)
1742 templinfo["Honkers"] = gethonkers(userinfo.UserID)
1743 templinfo["HonkerCSRF"] = login.GetCSRF("submithonker", r)
1744 err := readviews.Execute(w, "honkers.html", templinfo)
1745 if err != nil {
1746 log.Print(err)
1747 }
1748}
1749
1750var combocache = cache.New(cache.Options{Filler: func(userid int64) ([]string, bool) {
1751 honkers := gethonkers(userid)
1752 var combos []string
1753 for _, h := range honkers {
1754 combos = append(combos, h.Combos...)
1755 }
1756 for i, c := range combos {
1757 if c == "-" {
1758 combos[i] = ""
1759 }
1760 }
1761 combos = oneofakind(combos)
1762 sort.Strings(combos)
1763 return combos, true
1764}, Invalidator: &honkerinvalidator})
1765
1766func showcombos(w http.ResponseWriter, r *http.Request) {
1767 userinfo := login.GetUserInfo(r)
1768 var combos []string
1769 combocache.Get(userinfo.UserID, &combos)
1770 templinfo := getInfo(r)
1771 err := readviews.Execute(w, "combos.html", templinfo)
1772 if err != nil {
1773 log.Print(err)
1774 }
1775}
1776
1777func submithonker(w http.ResponseWriter, r *http.Request) {
1778 u := login.GetUserInfo(r)
1779 name := strings.TrimSpace(r.FormValue("name"))
1780 url := strings.TrimSpace(r.FormValue("url"))
1781 peep := r.FormValue("peep")
1782 combos := strings.TrimSpace(r.FormValue("combos"))
1783 combos = " " + combos + " "
1784 honkerid, _ := strconv.ParseInt(r.FormValue("honkerid"), 10, 0)
1785
1786 var meta HonkerMeta
1787 meta.Notes = strings.TrimSpace(r.FormValue("notes"))
1788 mj, _ := jsonify(&meta)
1789
1790 defer honkerinvalidator.Clear(u.UserID)
1791
1792 if honkerid > 0 {
1793 goodbye := r.FormValue("goodbye")
1794 if goodbye == "F" {
1795 db := opendatabase()
1796 row := db.QueryRow("select xid from honkers where honkerid = ? and userid = ? and flavor in ('sub')",
1797 honkerid, u.UserID)
1798 err := row.Scan(&url)
1799 if err != nil {
1800 log.Printf("can't get honker xid: %s", err)
1801 return
1802 }
1803 log.Printf("unsubscribing from %s", url)
1804 user, _ := butwhatabout(u.Username)
1805 _, err = stmtUpdateFlavor.Exec("unsub", u.UserID, url, name, "sub")
1806 if err != nil {
1807 log.Printf("error updating honker: %s", err)
1808 return
1809 }
1810 go itakeitallback(user, url)
1811
1812 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1813 return
1814 }
1815 if goodbye == "X" {
1816 var owner string
1817 db := opendatabase()
1818 row := db.QueryRow("select xid, owner from honkers where honkerid = ? and userid = ? and flavor in ('unsub', 'peep', 'presub', 'sub')",
1819 honkerid, u.UserID)
1820 err := row.Scan(&url, &owner)
1821 if err != nil {
1822 log.Printf("can't get honker xid: %s", err)
1823 return
1824 }
1825 log.Printf("resubscribing to %s", url)
1826 user, _ := butwhatabout(u.Username)
1827 _, err = stmtUpdateFlavor.Exec("presub", u.UserID, url, name, "unsub")
1828 if err == nil {
1829 _, err = stmtUpdateFlavor.Exec("presub", u.UserID, url, name, "peep")
1830 }
1831 if err != nil {
1832 log.Printf("error updating honker: %s", err)
1833 return
1834 }
1835 go subsub(user, url, owner)
1836
1837 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1838 return
1839 }
1840 _, err := stmtUpdateHonker.Exec(name, combos, mj, honkerid, u.UserID)
1841 if err != nil {
1842 log.Printf("update honker err: %s", err)
1843 return
1844 }
1845 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1846 return
1847 }
1848
1849 if url == "" {
1850 http.Error(w, "subscribing to nothing?", http.StatusInternalServerError)
1851 return
1852 }
1853
1854 flavor := "presub"
1855 if peep == "peep" {
1856 flavor = "peep"
1857 }
1858
1859 if url[0] == '#' {
1860 flavor = "peep"
1861 if name == "" {
1862 name = url
1863 }
1864 _, err := stmtSaveHonker.Exec(u.UserID, name, url, flavor, combos, url, mj)
1865 if err != nil {
1866 log.Print(err)
1867 return
1868 }
1869 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1870 return
1871 }
1872
1873 info, err := investigate(url)
1874 if err != nil {
1875 http.Error(w, "error investigating: "+err.Error(), http.StatusInternalServerError)
1876 log.Printf("failed to investigate honker: %s", err)
1877 return
1878 }
1879 url = info.XID
1880
1881 var x string
1882 db := opendatabase()
1883 row := db.QueryRow("select xid from honkers where xid = ? and userid = ? and flavor in ('sub', 'unsub', 'peep')", url, u.UserID)
1884 err = row.Scan(&x)
1885 if err != sql.ErrNoRows {
1886 http.Error(w, "it seems you are already subscribed to them", http.StatusInternalServerError)
1887 if err != nil {
1888 log.Printf("honker scan err: %s", err)
1889 }
1890 return
1891 }
1892
1893 if name == "" {
1894 name = info.Name
1895 }
1896 _, err = stmtSaveHonker.Exec(u.UserID, name, url, flavor, combos, info.Owner, mj)
1897 if err != nil {
1898 log.Print(err)
1899 return
1900 }
1901 if flavor == "presub" {
1902 user, _ := butwhatabout(u.Username)
1903 go subsub(user, url, info.Owner)
1904 }
1905 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1906}
1907
1908func hfcspage(w http.ResponseWriter, r *http.Request) {
1909 userinfo := login.GetUserInfo(r)
1910
1911 filters := getfilters(userinfo.UserID, filtAny)
1912
1913 templinfo := getInfo(r)
1914 templinfo["Filters"] = filters
1915 templinfo["FilterCSRF"] = login.GetCSRF("filter", r)
1916 err := readviews.Execute(w, "hfcs.html", templinfo)
1917 if err != nil {
1918 log.Print(err)
1919 }
1920}
1921
1922func savehfcs(w http.ResponseWriter, r *http.Request) {
1923 userinfo := login.GetUserInfo(r)
1924 itsok := r.FormValue("itsok")
1925 if itsok == "iforgiveyou" {
1926 hfcsid, _ := strconv.ParseInt(r.FormValue("hfcsid"), 10, 0)
1927 _, err := stmtDeleteFilter.Exec(userinfo.UserID, hfcsid)
1928 if err != nil {
1929 log.Printf("error deleting filter: %s", err)
1930 }
1931 filtInvalidator.Clear(userinfo.UserID)
1932 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
1933 return
1934 }
1935
1936 filt := new(Filter)
1937 filt.Name = strings.TrimSpace(r.FormValue("name"))
1938 filt.Date = time.Now().UTC()
1939 filt.Actor = strings.TrimSpace(r.FormValue("actor"))
1940 filt.IncludeAudience = r.FormValue("incaud") == "yes"
1941 filt.Text = strings.TrimSpace(r.FormValue("filttext"))
1942 filt.IsAnnounce = r.FormValue("isannounce") == "yes"
1943 filt.AnnounceOf = strings.TrimSpace(r.FormValue("announceof"))
1944 filt.Reject = r.FormValue("doreject") == "yes"
1945 filt.SkipMedia = r.FormValue("doskipmedia") == "yes"
1946 filt.Hide = r.FormValue("dohide") == "yes"
1947 filt.Collapse = r.FormValue("docollapse") == "yes"
1948 filt.Rewrite = strings.TrimSpace(r.FormValue("filtrewrite"))
1949 filt.Replace = strings.TrimSpace(r.FormValue("filtreplace"))
1950 if dur := parseDuration(r.FormValue("filtduration")); dur > 0 {
1951 filt.Expiration = time.Now().UTC().Add(dur)
1952 }
1953 filt.Notes = strings.TrimSpace(r.FormValue("filtnotes"))
1954
1955 if filt.Actor == "" && filt.Text == "" && !filt.IsAnnounce {
1956 log.Printf("blank filter")
1957 http.Error(w, "can't save a blank filter", http.StatusInternalServerError)
1958 return
1959 }
1960
1961 j, err := jsonify(filt)
1962 if err == nil {
1963 _, err = stmtSaveFilter.Exec(userinfo.UserID, j)
1964 }
1965 if err != nil {
1966 log.Printf("error saving filter: %s", err)
1967 }
1968
1969 filtInvalidator.Clear(userinfo.UserID)
1970 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
1971}
1972
1973func accountpage(w http.ResponseWriter, r *http.Request) {
1974 u := login.GetUserInfo(r)
1975 user, _ := butwhatabout(u.Username)
1976 templinfo := getInfo(r)
1977 templinfo["UserCSRF"] = login.GetCSRF("saveuser", r)
1978 templinfo["LogoutCSRF"] = login.GetCSRF("logout", r)
1979 templinfo["User"] = user
1980 about := user.About
1981 if ava := user.Options.Avatar; ava != "" {
1982 about += "\n\navatar: " + ava[strings.LastIndexByte(ava, '/')+1:]
1983 }
1984 templinfo["WhatAbout"] = about
1985 err := readviews.Execute(w, "account.html", templinfo)
1986 if err != nil {
1987 log.Print(err)
1988 }
1989}
1990
1991func dochpass(w http.ResponseWriter, r *http.Request) {
1992 err := login.ChangePassword(w, r)
1993 if err != nil {
1994 log.Printf("error changing password: %s", err)
1995 }
1996 http.Redirect(w, r, "/account", http.StatusSeeOther)
1997}
1998
1999func fingerlicker(w http.ResponseWriter, r *http.Request) {
2000 orig := r.FormValue("resource")
2001
2002 log.Printf("finger lick: %s", orig)
2003
2004 if strings.HasPrefix(orig, "acct:") {
2005 orig = orig[5:]
2006 }
2007
2008 name := orig
2009 idx := strings.LastIndexByte(name, '/')
2010 if idx != -1 {
2011 name = name[idx+1:]
2012 if fmt.Sprintf("https://%s/%s/%s", serverName, userSep, name) != orig {
2013 log.Printf("foreign request rejected")
2014 name = ""
2015 }
2016 } else {
2017 idx = strings.IndexByte(name, '@')
2018 if idx != -1 {
2019 name = name[:idx]
2020 if !(name+"@"+serverName == orig || name+"@"+masqName == orig) {
2021 log.Printf("foreign request rejected")
2022 name = ""
2023 }
2024 }
2025 }
2026 user, err := butwhatabout(name)
2027 if err != nil {
2028 http.NotFound(w, r)
2029 return
2030 }
2031 if stealthmode(user.ID, r) {
2032 http.NotFound(w, r)
2033 return
2034 }
2035
2036 j := junk.New()
2037 j["subject"] = fmt.Sprintf("acct:%s@%s", user.Name, masqName)
2038 j["aliases"] = []string{user.URL}
2039 l := junk.New()
2040 l["rel"] = "self"
2041 l["type"] = `application/activity+json`
2042 l["href"] = user.URL
2043 j["links"] = []junk.Junk{l}
2044
2045 w.Header().Set("Content-Type", "application/jrd+json")
2046 j.Write(w)
2047}
2048
2049func somedays() string {
2050 secs := 432000 + notrand.Int63n(432000)
2051 return fmt.Sprintf("%d", secs)
2052}
2053
2054func avatate(w http.ResponseWriter, r *http.Request) {
2055 if debugMode {
2056 loadAvatarColors()
2057 }
2058 n := r.FormValue("a")
2059 a := genAvatar(n)
2060 w.Header().Set("Cache-Control", "max-age="+somedays())
2061 w.Write(a)
2062}
2063
2064func serveasset(w http.ResponseWriter, r *http.Request) {
2065 if !debugMode {
2066 w.Header().Set("Cache-Control", "max-age=7776000")
2067 }
2068 dir := viewDir
2069 if r.URL.Path == "/local.css" {
2070 dir = dataDir
2071 }
2072 http.ServeFile(w, r, dir+"/views"+r.URL.Path)
2073}
2074func servehelp(w http.ResponseWriter, r *http.Request) {
2075 name := mux.Vars(r)["name"]
2076 if !debugMode {
2077 w.Header().Set("Cache-Control", "max-age=3600")
2078 }
2079 http.ServeFile(w, r, viewDir+"/docs/"+name)
2080}
2081func servehtml(w http.ResponseWriter, r *http.Request) {
2082 u := login.GetUserInfo(r)
2083 templinfo := getInfo(r)
2084 templinfo["AboutMsg"] = aboutMsg
2085 templinfo["LoginMsg"] = loginMsg
2086 templinfo["HonkVersion"] = softwareVersion
2087 if r.URL.Path == "/about" {
2088 templinfo["Sensors"] = getSensors()
2089 }
2090 if u == nil && !debugMode {
2091 w.Header().Set("Cache-Control", "max-age=60")
2092 }
2093 err := readviews.Execute(w, r.URL.Path[1:]+".html", templinfo)
2094 if err != nil {
2095 log.Print(err)
2096 }
2097}
2098func serveemu(w http.ResponseWriter, r *http.Request) {
2099 emu := mux.Vars(r)["emu"]
2100
2101 w.Header().Set("Cache-Control", "max-age="+somedays())
2102 http.ServeFile(w, r, dataDir+"/emus/"+emu)
2103}
2104func servememe(w http.ResponseWriter, r *http.Request) {
2105 meme := mux.Vars(r)["meme"]
2106
2107 w.Header().Set("Cache-Control", "max-age="+somedays())
2108 http.ServeFile(w, r, dataDir+"/memes/"+meme)
2109}
2110
2111func servefile(w http.ResponseWriter, r *http.Request) {
2112 xid := mux.Vars(r)["xid"]
2113 var media string
2114 var data []byte
2115 row := stmtGetFileData.QueryRow(xid)
2116 err := row.Scan(&media, &data)
2117 if err != nil {
2118 log.Printf("error loading file: %s", err)
2119 http.NotFound(w, r)
2120 return
2121 }
2122 w.Header().Set("Content-Type", media)
2123 w.Header().Set("X-Content-Type-Options", "nosniff")
2124 w.Header().Set("Cache-Control", "max-age="+somedays())
2125 w.Write(data)
2126}
2127
2128func nomoroboto(w http.ResponseWriter, r *http.Request) {
2129 io.WriteString(w, "User-agent: *\n")
2130 io.WriteString(w, "Disallow: /a\n")
2131 io.WriteString(w, "Disallow: /d/\n")
2132 io.WriteString(w, "Disallow: /meme/\n")
2133 io.WriteString(w, "Disallow: /o\n")
2134 io.WriteString(w, "Disallow: /o/\n")
2135 for _, u := range allusers() {
2136 fmt.Fprintf(w, "Disallow: /%s/%s/%s/\n", userSep, u.Username, honkSep)
2137 }
2138}
2139
2140func webhydra(w http.ResponseWriter, r *http.Request) {
2141 u := login.GetUserInfo(r)
2142 userid := u.UserID
2143 templinfo := getInfo(r)
2144 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
2145 page := r.FormValue("page")
2146
2147 wanted, _ := strconv.ParseInt(r.FormValue("tophid"), 10, 0)
2148
2149 var honks []*Honk
2150 switch page {
2151 case "atme":
2152 honks = gethonksforme(userid, wanted)
2153 honks = osmosis(honks, userid, false)
2154 templinfo["ServerMessage"] = "at me!"
2155 case "home":
2156 honks = gethonksforuser(userid, wanted)
2157 honks = osmosis(honks, userid, true)
2158 templinfo["ServerMessage"] = serverMsg
2159 case "first":
2160 honks = gethonksforuserfirstclass(userid, wanted)
2161 honks = osmosis(honks, userid, true)
2162 templinfo["ServerMessage"] = "first class only"
2163 case "saved":
2164 honks = getsavedhonks(userid, wanted)
2165 templinfo["PageName"] = "saved"
2166 templinfo["ServerMessage"] = "saved honks"
2167 case "combo":
2168 c := r.FormValue("c")
2169 honks = gethonksbycombo(userid, c, wanted)
2170 honks = osmosis(honks, userid, false)
2171 templinfo["ServerMessage"] = "honks by combo: " + c
2172 case "convoy":
2173 c := r.FormValue("c")
2174 honks = gethonksbyconvoy(userid, c, wanted)
2175 honks = osmosis(honks, userid, false)
2176 templinfo["ServerMessage"] = "honks in convoy: " + c
2177 case "honker":
2178 xid := r.FormValue("xid")
2179 honks = gethonksbyxonker(userid, xid, wanted)
2180 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>`, xid, xid)
2181 templinfo["ServerMessage"] = msg
2182 default:
2183 http.NotFound(w, r)
2184 }
2185 if len(honks) > 0 {
2186 templinfo["TopHID"] = honks[0].ID
2187 } else {
2188 templinfo["TopHID"] = wanted
2189 }
2190 reverbolate(userid, honks)
2191 templinfo["Honks"] = honks
2192 templinfo["MapLink"] = getmaplink(u)
2193 w.Header().Set("Content-Type", "text/html; charset=utf-8")
2194 err := readviews.Execute(w, "honkfrags.html", templinfo)
2195 if err != nil {
2196 log.Printf("frag error: %s", err)
2197 }
2198}
2199
2200var honkline = make(chan bool)
2201
2202func honkhonkline() {
2203 for {
2204 select {
2205 case honkline <- true:
2206 default:
2207 return
2208 }
2209 }
2210}
2211
2212func apihandler(w http.ResponseWriter, r *http.Request) {
2213 u := login.GetUserInfo(r)
2214 userid := u.UserID
2215 user, _ := butwhatabout(u.Username)
2216 action := r.FormValue("action")
2217 wait, _ := strconv.ParseInt(r.FormValue("wait"), 10, 0)
2218 log.Printf("api request '%s' on behalf of %s", action, u.Username)
2219 switch action {
2220 case "honk":
2221 h := submithonk(w, r)
2222 if h == nil {
2223 return
2224 }
2225 w.Write([]byte(h.XID))
2226 case "donk":
2227 d, err := submitdonk(w, r)
2228 if err != nil {
2229 if err == http.ErrMissingFile {
2230 http.Error(w, "missing donk", http.StatusBadRequest)
2231 }
2232 return
2233 }
2234 w.Write([]byte(d.XID))
2235 case "gethonks":
2236 var honks []*Honk
2237 wanted, _ := strconv.ParseInt(r.FormValue("after"), 10, 0)
2238 page := r.FormValue("page")
2239 var waitchan <-chan time.Time
2240 requery:
2241 switch page {
2242 case "atme":
2243 honks = gethonksforme(userid, wanted)
2244 honks = osmosis(honks, userid, false)
2245 case "home":
2246 honks = gethonksforuser(userid, wanted)
2247 honks = osmosis(honks, userid, true)
2248 default:
2249 http.Error(w, "unknown page", http.StatusNotFound)
2250 return
2251 }
2252 if len(honks) == 0 && wait > 0 {
2253 if waitchan == nil {
2254 waitchan = time.After(time.Duration(wait) * time.Second)
2255 }
2256 select {
2257 case <-honkline:
2258 goto requery
2259 case <-waitchan:
2260 }
2261 }
2262 reverbolate(userid, honks)
2263 j := junk.New()
2264 j["honks"] = honks
2265 j.Write(w)
2266 case "sendactivity":
2267 public := r.FormValue("public") == "1"
2268 rcpts := boxuprcpts(user, r.Form["rcpt"], public)
2269 msg := []byte(r.FormValue("msg"))
2270 for rcpt := range rcpts {
2271 go deliverate(0, userid, rcpt, msg)
2272 }
2273 default:
2274 http.Error(w, "unknown action", http.StatusNotFound)
2275 return
2276 }
2277}
2278
2279var endoftheworld = make(chan bool)
2280var readyalready = make(chan bool)
2281var workinprogress = 0
2282
2283func enditall() {
2284 sig := make(chan os.Signal)
2285 signal.Notify(sig, os.Interrupt)
2286 signal.Notify(sig, syscall.SIGTERM)
2287 <-sig
2288 log.Printf("stopping...")
2289 for i := 0; i < workinprogress; i++ {
2290 endoftheworld <- true
2291 }
2292 log.Printf("waiting...")
2293 for i := 0; i < workinprogress; i++ {
2294 <-readyalready
2295 }
2296 log.Printf("apocalypse")
2297 os.Exit(0)
2298}
2299
2300var preservehooks []func()
2301
2302func serve() {
2303 db := opendatabase()
2304 login.Init(db)
2305
2306 listener, err := openListener()
2307 if err != nil {
2308 log.Fatal(err)
2309 }
2310 startBackendServer()
2311 go enditall()
2312 go redeliverator()
2313 go tracker()
2314
2315 getconfig("debug", &debugMode)
2316 readviews = templates.Load(debugMode,
2317 viewDir+"/views/honkpage.html",
2318 viewDir+"/views/honkfrags.html",
2319 viewDir+"/views/honkers.html",
2320 viewDir+"/views/hfcs.html",
2321 viewDir+"/views/combos.html",
2322 viewDir+"/views/honkform.html",
2323 viewDir+"/views/honk.html",
2324 viewDir+"/views/account.html",
2325 viewDir+"/views/about.html",
2326 viewDir+"/views/funzone.html",
2327 viewDir+"/views/login.html",
2328 viewDir+"/views/xzone.html",
2329 viewDir+"/views/msg.html",
2330 viewDir+"/views/header.html",
2331 viewDir+"/views/onts.html",
2332 viewDir+"/views/honkpage.js",
2333 )
2334 if !debugMode {
2335 assets := []string{viewDir + "/views/style.css", dataDir + "/views/local.css", viewDir + "/views/honkpage.js"}
2336 for _, s := range assets {
2337 savedassetparams[s] = getassetparam(s)
2338 }
2339 loadAvatarColors()
2340 }
2341
2342 for _, h := range preservehooks {
2343 h()
2344 }
2345
2346 mux := mux.NewRouter()
2347 mux.Use(login.Checker)
2348
2349 mux.Handle("/api", login.TokenRequired(http.HandlerFunc(apihandler)))
2350
2351 posters := mux.Methods("POST").Subrouter()
2352 getters := mux.Methods("GET").Subrouter()
2353
2354 getters.HandleFunc("/", homepage)
2355 getters.HandleFunc("/home", homepage)
2356 getters.HandleFunc("/front", homepage)
2357 getters.HandleFunc("/events", homepage)
2358 getters.HandleFunc("/robots.txt", nomoroboto)
2359 getters.HandleFunc("/rss", showrss)
2360 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}", showuser)
2361 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/"+honkSep+"/{xid:[[:alnum:]]+}", showonehonk)
2362 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/rss", showrss)
2363 posters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/inbox", inbox)
2364 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/outbox", outbox)
2365 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/followers", emptiness)
2366 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/following", emptiness)
2367 getters.HandleFunc("/a", avatate)
2368 getters.HandleFunc("/o", thelistingoftheontologies)
2369 getters.HandleFunc("/o/{name:.+}", showontology)
2370 getters.HandleFunc("/d/{xid:[[:alnum:].]+}", servefile)
2371 getters.HandleFunc("/emu/{emu:[^.]*[^/]+}", serveemu)
2372 getters.HandleFunc("/meme/{meme:[^.]*[^/]+}", servememe)
2373 getters.HandleFunc("/.well-known/webfinger", fingerlicker)
2374
2375 getters.HandleFunc("/server", serveractor)
2376 posters.HandleFunc("/server/inbox", serverinbox)
2377 posters.HandleFunc("/inbox", serverinbox)
2378
2379 getters.HandleFunc("/style.css", serveasset)
2380 getters.HandleFunc("/local.css", serveasset)
2381 getters.HandleFunc("/honkpage.js", serveasset)
2382 getters.HandleFunc("/about", servehtml)
2383 getters.HandleFunc("/login", servehtml)
2384 posters.HandleFunc("/dologin", login.LoginFunc)
2385 getters.HandleFunc("/logout", login.LogoutFunc)
2386 getters.HandleFunc("/help/{name:[[:alnum:]_.-]+}", servehelp)
2387
2388 loggedin := mux.NewRoute().Subrouter()
2389 loggedin.Use(login.Required)
2390 loggedin.HandleFunc("/first", homepage)
2391 loggedin.HandleFunc("/saved", homepage)
2392 loggedin.HandleFunc("/account", accountpage)
2393 loggedin.HandleFunc("/funzone", showfunzone)
2394 loggedin.HandleFunc("/chpass", dochpass)
2395 loggedin.HandleFunc("/atme", homepage)
2396 loggedin.HandleFunc("/hfcs", hfcspage)
2397 loggedin.HandleFunc("/xzone", xzone)
2398 loggedin.HandleFunc("/newhonk", newhonkpage)
2399 loggedin.HandleFunc("/edit", edithonkpage)
2400 loggedin.Handle("/honk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitwebhonk)))
2401 loggedin.Handle("/bonk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitbonk)))
2402 loggedin.Handle("/zonkit", login.CSRFWrap("honkhonk", http.HandlerFunc(zonkit)))
2403 loggedin.Handle("/savehfcs", login.CSRFWrap("filter", http.HandlerFunc(savehfcs)))
2404 loggedin.Handle("/saveuser", login.CSRFWrap("saveuser", http.HandlerFunc(saveuser)))
2405 loggedin.Handle("/ximport", login.CSRFWrap("ximport", http.HandlerFunc(ximport)))
2406 loggedin.HandleFunc("/honkers", showhonkers)
2407 loggedin.HandleFunc("/h/{name:[[:alnum:]_.-]+}", showhonker)
2408 loggedin.HandleFunc("/h", showhonker)
2409 loggedin.HandleFunc("/c/{name:[[:alnum:]_.-]+}", showcombo)
2410 loggedin.HandleFunc("/c", showcombos)
2411 loggedin.HandleFunc("/t", showconvoy)
2412 loggedin.HandleFunc("/q", showsearch)
2413 loggedin.HandleFunc("/hydra", webhydra)
2414 loggedin.Handle("/submithonker", login.CSRFWrap("submithonker", http.HandlerFunc(submithonker)))
2415
2416 err = http.Serve(listener, mux)
2417 if err != nil {
2418 log.Fatal(err)
2419 }
2420}