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 j.Write(w)
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 bonkit(xid string, user *WhatAbout) {
1167 log.Printf("bonking %s", xid)
1168
1169 xonk := getxonk(user.ID, xid)
1170 if xonk == nil {
1171 return
1172 }
1173 if !xonk.Public {
1174 return
1175 }
1176 if xonk.IsBonked() {
1177 return
1178 }
1179 donksforhonks([]*Honk{xonk})
1180
1181 _, err := stmtUpdateFlags.Exec(flagIsBonked, xonk.ID)
1182 if err != nil {
1183 log.Printf("error acking bonk: %s", err)
1184 }
1185
1186 oonker := xonk.Oonker
1187 if oonker == "" {
1188 oonker = xonk.Honker
1189 }
1190 dt := time.Now().UTC()
1191 bonk := &Honk{
1192 UserID: user.ID,
1193 Username: user.Name,
1194 What: "bonk",
1195 Honker: user.URL,
1196 Oonker: oonker,
1197 XID: xonk.XID,
1198 RID: xonk.RID,
1199 Noise: xonk.Noise,
1200 Precis: xonk.Precis,
1201 URL: xonk.URL,
1202 Date: dt,
1203 Donks: xonk.Donks,
1204 Whofore: 2,
1205 Convoy: xonk.Convoy,
1206 Audience: []string{thewholeworld, oonker},
1207 Public: true,
1208 Format: "html",
1209 Place: xonk.Place,
1210 Onts: xonk.Onts,
1211 Time: xonk.Time,
1212 }
1213
1214 err = savehonk(bonk)
1215 if err != nil {
1216 log.Printf("uh oh")
1217 return
1218 }
1219
1220 go honkworldwide(user, bonk)
1221}
1222
1223func submitbonk(w http.ResponseWriter, r *http.Request) {
1224 xid := r.FormValue("xid")
1225 userinfo := login.GetUserInfo(r)
1226 user, _ := butwhatabout(userinfo.Username)
1227
1228 bonkit(xid, user)
1229
1230 if r.FormValue("js") != "1" {
1231 templinfo := getInfo(r)
1232 templinfo["ServerMessage"] = "Bonked!"
1233 err := readviews.Execute(w, "msg.html", templinfo)
1234 if err != nil {
1235 log.Print(err)
1236 }
1237 }
1238}
1239
1240func sendzonkofsorts(xonk *Honk, user *WhatAbout, what string, aux string) {
1241 zonk := &Honk{
1242 What: what,
1243 XID: xonk.XID,
1244 Date: time.Now().UTC(),
1245 Audience: oneofakind(xonk.Audience),
1246 Noise: aux,
1247 }
1248 zonk.Public = loudandproud(zonk.Audience)
1249
1250 log.Printf("announcing %sed honk: %s", what, xonk.XID)
1251 go honkworldwide(user, zonk)
1252}
1253
1254func zonkit(w http.ResponseWriter, r *http.Request) {
1255 wherefore := r.FormValue("wherefore")
1256 what := r.FormValue("what")
1257 userinfo := login.GetUserInfo(r)
1258 user, _ := butwhatabout(userinfo.Username)
1259
1260 if wherefore == "save" {
1261 xonk := getxonk(userinfo.UserID, what)
1262 if xonk != nil {
1263 _, err := stmtUpdateFlags.Exec(flagIsSaved, xonk.ID)
1264 if err != nil {
1265 log.Printf("error saving: %s", err)
1266 }
1267 }
1268 return
1269 }
1270
1271 if wherefore == "unsave" {
1272 xonk := getxonk(userinfo.UserID, what)
1273 if xonk != nil {
1274 _, err := stmtClearFlags.Exec(flagIsSaved, xonk.ID)
1275 if err != nil {
1276 log.Printf("error unsaving: %s", err)
1277 }
1278 }
1279 return
1280 }
1281
1282 if wherefore == "react" {
1283 reaction := user.Options.Reaction
1284 if r2 := r.FormValue("reaction"); r2 != "" {
1285 reaction = r2
1286 }
1287 if reaction == "none" {
1288 return
1289 }
1290 xonk := getxonk(userinfo.UserID, what)
1291 if xonk != nil {
1292 _, err := stmtUpdateFlags.Exec(flagIsReacted, xonk.ID)
1293 if err != nil {
1294 log.Printf("error saving: %s", err)
1295 }
1296 sendzonkofsorts(xonk, user, "react", reaction)
1297 }
1298 return
1299 }
1300
1301 // my hammer is too big, oh well
1302 defer oldjonks.Flush()
1303
1304 if wherefore == "ack" {
1305 xonk := getxonk(userinfo.UserID, what)
1306 if xonk != nil && !xonk.IsAcked() {
1307 _, err := stmtUpdateFlags.Exec(flagIsAcked, xonk.ID)
1308 if err != nil {
1309 log.Printf("error acking: %s", err)
1310 }
1311 sendzonkofsorts(xonk, user, "ack", "")
1312 }
1313 return
1314 }
1315
1316 if wherefore == "deack" {
1317 xonk := getxonk(userinfo.UserID, what)
1318 if xonk != nil && xonk.IsAcked() {
1319 _, err := stmtClearFlags.Exec(flagIsAcked, xonk.ID)
1320 if err != nil {
1321 log.Printf("error deacking: %s", err)
1322 }
1323 sendzonkofsorts(xonk, user, "deack", "")
1324 }
1325 return
1326 }
1327
1328 if wherefore == "bonk" {
1329 user, _ := butwhatabout(userinfo.Username)
1330 bonkit(what, user)
1331 return
1332 }
1333
1334 if wherefore == "unbonk" {
1335 xonk := getbonk(userinfo.UserID, what)
1336 if xonk != nil {
1337 deletehonk(xonk.ID)
1338 xonk = getxonk(userinfo.UserID, what)
1339 _, err := stmtClearFlags.Exec(flagIsBonked, xonk.ID)
1340 if err != nil {
1341 log.Printf("error unbonking: %s", err)
1342 }
1343 sendzonkofsorts(xonk, user, "unbonk", "")
1344 }
1345 return
1346 }
1347
1348 if wherefore == "untag" {
1349 xonk := getxonk(userinfo.UserID, what)
1350 if xonk != nil {
1351 _, err := stmtUpdateFlags.Exec(flagIsUntagged, xonk.ID)
1352 if err != nil {
1353 log.Printf("error untagging: %s", err)
1354 }
1355 }
1356 var badparents map[string]bool
1357 untagged.GetAndLock(userinfo.UserID, &badparents)
1358 badparents[what] = true
1359 untagged.Unlock()
1360 return
1361 }
1362
1363 log.Printf("zonking %s %s", wherefore, what)
1364 if wherefore == "zonk" {
1365 xonk := getxonk(userinfo.UserID, what)
1366 if xonk != nil {
1367 deletehonk(xonk.ID)
1368 if xonk.Whofore == 2 || xonk.Whofore == 3 {
1369 sendzonkofsorts(xonk, user, "zonk", "")
1370 }
1371 }
1372 }
1373 _, err := stmtSaveZonker.Exec(userinfo.UserID, what, wherefore)
1374 if err != nil {
1375 log.Printf("error saving zonker: %s", err)
1376 return
1377 }
1378}
1379
1380func edithonkpage(w http.ResponseWriter, r *http.Request) {
1381 u := login.GetUserInfo(r)
1382 user, _ := butwhatabout(u.Username)
1383 xid := r.FormValue("xid")
1384 honk := getxonk(u.UserID, xid)
1385 if !canedithonk(user, honk) {
1386 http.Error(w, "no editing that please", http.StatusInternalServerError)
1387 return
1388 }
1389
1390 noise := honk.Noise
1391
1392 honks := []*Honk{honk}
1393 donksforhonks(honks)
1394 reverbolate(u.UserID, honks)
1395 templinfo := getInfo(r)
1396 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1397 templinfo["Honks"] = honks
1398 templinfo["MapLink"] = getmaplink(u)
1399 templinfo["Noise"] = noise
1400 templinfo["SavedPlace"] = honk.Place
1401 if tm := honk.Time; tm != nil {
1402 templinfo["ShowTime"] = ";"
1403 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 03:04")
1404 templinfo["Duration"] = tm.Duration
1405 }
1406 templinfo["ServerMessage"] = "honk edit 2"
1407 templinfo["IsPreview"] = true
1408 templinfo["UpdateXID"] = honk.XID
1409 if len(honk.Donks) > 0 {
1410 templinfo["SavedFile"] = honk.Donks[0].XID
1411 }
1412 err := readviews.Execute(w, "honkpage.html", templinfo)
1413 if err != nil {
1414 log.Print(err)
1415 }
1416}
1417
1418func newhonkpage(w http.ResponseWriter, r *http.Request) {
1419 u := login.GetUserInfo(r)
1420 rid := r.FormValue("rid")
1421 noise := ""
1422
1423 xonk := getxonk(u.UserID, rid)
1424 if xonk != nil {
1425 _, replto := handles(xonk.Honker)
1426 if replto != "" {
1427 noise = "@" + replto + " "
1428 }
1429 }
1430
1431 templinfo := getInfo(r)
1432 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1433 templinfo["InReplyTo"] = rid
1434 templinfo["Noise"] = noise
1435 templinfo["ServerMessage"] = "compose honk"
1436 templinfo["IsPreview"] = true
1437 err := readviews.Execute(w, "honkpage.html", templinfo)
1438 if err != nil {
1439 log.Print(err)
1440 }
1441}
1442
1443func canedithonk(user *WhatAbout, honk *Honk) bool {
1444 if honk == nil || honk.Honker != user.URL || honk.What == "bonk" {
1445 return false
1446 }
1447 return true
1448}
1449
1450func submitdonk(w http.ResponseWriter, r *http.Request) (*Donk, error) {
1451 file, filehdr, err := r.FormFile("donk")
1452 if err != nil {
1453 if err != http.ErrMissingFile {
1454 log.Printf("error reading donk: %s", err)
1455 http.Error(w, "error reading donk", http.StatusUnsupportedMediaType)
1456 }
1457 return nil, err
1458 }
1459 var buf bytes.Buffer
1460 io.Copy(&buf, file)
1461 file.Close()
1462 data := buf.Bytes()
1463 xid := xfiltrate()
1464 var media, name string
1465 img, err := shrinkit(data)
1466 if err == nil {
1467 data = img.Data
1468 format := img.Format
1469 media = "image/" + format
1470 if format == "jpeg" {
1471 format = "jpg"
1472 }
1473 name = xid + "." + format
1474 xid = name
1475 } else {
1476 ct := http.DetectContentType(data)
1477 switch ct {
1478 case "application/pdf":
1479 maxsize := 10000000
1480 if len(data) > maxsize {
1481 log.Printf("bad image: %s too much pdf: %d", err, len(data))
1482 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1483 return nil, err
1484 }
1485 media = ct
1486 xid += ".pdf"
1487 name = filehdr.Filename
1488 if name == "" {
1489 name = xid
1490 }
1491 default:
1492 maxsize := 100000
1493 if len(data) > maxsize {
1494 log.Printf("bad image: %s too much text: %d", err, len(data))
1495 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1496 return nil, err
1497 }
1498 for i := 0; i < len(data); i++ {
1499 if data[i] < 32 && data[i] != '\t' && data[i] != '\r' && data[i] != '\n' {
1500 log.Printf("bad image: %s not text: %d", err, data[i])
1501 http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1502 return nil, err
1503 }
1504 }
1505 media = "text/plain"
1506 xid += ".txt"
1507 name = filehdr.Filename
1508 if name == "" {
1509 name = xid
1510 }
1511 }
1512 }
1513 desc := strings.TrimSpace(r.FormValue("donkdesc"))
1514 if desc == "" {
1515 desc = name
1516 }
1517 url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1518 fileid, err := savefile(xid, name, desc, url, media, true, data)
1519 if err != nil {
1520 log.Printf("unable to save image: %s", err)
1521 http.Error(w, "failed to save attachment", http.StatusUnsupportedMediaType)
1522 return nil, err
1523 }
1524 d := &Donk{
1525 FileID: fileid,
1526 XID: xid,
1527 Desc: desc,
1528 URL: url,
1529 Local: true,
1530 }
1531 return d, nil
1532}
1533
1534func submitwebhonk(w http.ResponseWriter, r *http.Request) {
1535 h := submithonk(w, r)
1536 if h == nil {
1537 return
1538 }
1539 http.Redirect(w, r, h.XID[len(serverName)+8:], http.StatusSeeOther)
1540}
1541
1542// what a hot mess this function is
1543func submithonk(w http.ResponseWriter, r *http.Request) *Honk {
1544 rid := r.FormValue("rid")
1545 noise := r.FormValue("noise")
1546 format := r.FormValue("format")
1547 if format == "" {
1548 format = "markdown"
1549 }
1550 if !(format == "markdown" || format == "html") {
1551 http.Error(w, "unknown format", 500)
1552 return nil
1553 }
1554
1555 userinfo := login.GetUserInfo(r)
1556 user, _ := butwhatabout(userinfo.Username)
1557
1558 dt := time.Now().UTC()
1559 updatexid := r.FormValue("updatexid")
1560 var honk *Honk
1561 if updatexid != "" {
1562 honk = getxonk(userinfo.UserID, updatexid)
1563 if !canedithonk(user, honk) {
1564 http.Error(w, "no editing that please", http.StatusInternalServerError)
1565 return nil
1566 }
1567 honk.Date = dt
1568 honk.What = "update"
1569 honk.Format = format
1570 } else {
1571 xid := fmt.Sprintf("%s/%s/%s", user.URL, honkSep, xfiltrate())
1572 what := "honk"
1573 if rid != "" {
1574 what = "tonk"
1575 }
1576 honk = &Honk{
1577 UserID: userinfo.UserID,
1578 Username: userinfo.Username,
1579 What: what,
1580 Honker: user.URL,
1581 XID: xid,
1582 Date: dt,
1583 Format: format,
1584 }
1585 }
1586
1587 noise = strings.Replace(noise, "\r", "", -1)
1588 noise = quickrename(noise, userinfo.UserID)
1589 noise = hooterize(noise)
1590 honk.Mentions = bunchofgrapes(noise)
1591 honk.Noise = noise
1592 translate(honk)
1593
1594 var convoy string
1595 if rid != "" {
1596 xonk := getxonk(userinfo.UserID, rid)
1597 if xonk == nil {
1598 http.Error(w, "replyto disappeared", http.StatusNotFound)
1599 return nil
1600 }
1601 if xonk.Public {
1602 honk.Audience = append(honk.Audience, xonk.Audience...)
1603 }
1604 convoy = xonk.Convoy
1605 for i, a := range honk.Audience {
1606 if a == thewholeworld {
1607 honk.Audience[0], honk.Audience[i] = honk.Audience[i], honk.Audience[0]
1608 break
1609 }
1610 }
1611 honk.RID = rid
1612 if xonk.Precis != "" && honk.Precis == "" {
1613 honk.Precis = xonk.Precis
1614 if !(strings.HasPrefix(honk.Precis, "DZ:") || strings.HasPrefix(honk.Precis, "re: re: re: ")) {
1615 honk.Precis = "re: " + honk.Precis
1616 }
1617 }
1618 } else {
1619 honk.Audience = []string{thewholeworld}
1620 }
1621 if honk.Noise != "" && honk.Noise[0] == '@' {
1622 honk.Audience = append(grapevine(bunchofgrapes(honk.Noise)), honk.Audience...)
1623 } else {
1624 honk.Audience = append(honk.Audience, grapevine(bunchofgrapes(honk.Noise))...)
1625 }
1626
1627 if convoy == "" {
1628 convoy = "data:,electrichonkytonk-" + xfiltrate()
1629 }
1630 butnottooloud(honk.Audience)
1631 honk.Audience = oneofakind(honk.Audience)
1632 if len(honk.Audience) == 0 {
1633 log.Printf("honk to nowhere")
1634 http.Error(w, "honk to nowhere...", http.StatusNotFound)
1635 return nil
1636 }
1637 honk.Public = loudandproud(honk.Audience)
1638 honk.Convoy = convoy
1639
1640 donkxid := r.FormValue("donkxid")
1641 if donkxid == "" {
1642 d, err := submitdonk(w, r)
1643 if err != nil && err != http.ErrMissingFile {
1644 return nil
1645 }
1646 if d != nil {
1647 honk.Donks = append(honk.Donks, d)
1648 donkxid = d.XID
1649 }
1650 } else {
1651 xid := donkxid
1652 url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1653 donk := finddonk(url)
1654 if donk != nil {
1655 honk.Donks = append(honk.Donks, donk)
1656 } else {
1657 log.Printf("can't find file: %s", xid)
1658 }
1659 }
1660 memetize(honk)
1661 imaginate(honk)
1662
1663 placename := strings.TrimSpace(r.FormValue("placename"))
1664 placelat := strings.TrimSpace(r.FormValue("placelat"))
1665 placelong := strings.TrimSpace(r.FormValue("placelong"))
1666 placeurl := strings.TrimSpace(r.FormValue("placeurl"))
1667 if placename != "" || placelat != "" || placelong != "" || placeurl != "" {
1668 p := new(Place)
1669 p.Name = placename
1670 p.Latitude, _ = strconv.ParseFloat(placelat, 64)
1671 p.Longitude, _ = strconv.ParseFloat(placelong, 64)
1672 p.Url = placeurl
1673 honk.Place = p
1674 }
1675 timestart := strings.TrimSpace(r.FormValue("timestart"))
1676 if timestart != "" {
1677 t := new(Time)
1678 now := time.Now().Local()
1679 for _, layout := range []string{"2006-01-02 3:04pm", "2006-01-02 15:04", "3:04pm", "15:04"} {
1680 start, err := time.ParseInLocation(layout, timestart, now.Location())
1681 if err == nil {
1682 if start.Year() == 0 {
1683 start = time.Date(now.Year(), now.Month(), now.Day(), start.Hour(), start.Minute(), 0, 0, now.Location())
1684 }
1685 t.StartTime = start
1686 break
1687 }
1688 }
1689 timeend := r.FormValue("timeend")
1690 dur := parseDuration(timeend)
1691 if dur != 0 {
1692 t.Duration = Duration(dur)
1693 }
1694 if !t.StartTime.IsZero() {
1695 honk.What = "event"
1696 honk.Time = t
1697 }
1698 }
1699
1700 if honk.Public {
1701 honk.Whofore = 2
1702 } else {
1703 honk.Whofore = 3
1704 }
1705
1706 // back to markdown
1707 honk.Noise = noise
1708
1709 if r.FormValue("preview") == "preview" {
1710 honks := []*Honk{honk}
1711 reverbolate(userinfo.UserID, honks)
1712 templinfo := getInfo(r)
1713 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1714 templinfo["Honks"] = honks
1715 templinfo["MapLink"] = getmaplink(userinfo)
1716 templinfo["InReplyTo"] = r.FormValue("rid")
1717 templinfo["Noise"] = r.FormValue("noise")
1718 templinfo["SavedFile"] = donkxid
1719 if tm := honk.Time; tm != nil {
1720 templinfo["ShowTime"] = ";"
1721 templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 03:04")
1722 templinfo["Duration"] = tm.Duration
1723 }
1724 templinfo["IsPreview"] = true
1725 templinfo["UpdateXID"] = updatexid
1726 templinfo["ServerMessage"] = "honk preview"
1727 err := readviews.Execute(w, "honkpage.html", templinfo)
1728 if err != nil {
1729 log.Print(err)
1730 }
1731 return nil
1732 }
1733
1734 if updatexid != "" {
1735 updatehonk(honk)
1736 oldjonks.Clear(honk.XID)
1737 } else {
1738 err := savehonk(honk)
1739 if err != nil {
1740 log.Printf("uh oh")
1741 return nil
1742 }
1743 }
1744
1745 // reload for consistency
1746 honk.Donks = nil
1747 donksforhonks([]*Honk{honk})
1748
1749 go honkworldwide(user, honk)
1750
1751 return honk
1752}
1753
1754func showhonkers(w http.ResponseWriter, r *http.Request) {
1755 userinfo := login.GetUserInfo(r)
1756 templinfo := getInfo(r)
1757 templinfo["Honkers"] = gethonkers(userinfo.UserID)
1758 templinfo["HonkerCSRF"] = login.GetCSRF("submithonker", r)
1759 err := readviews.Execute(w, "honkers.html", templinfo)
1760 if err != nil {
1761 log.Print(err)
1762 }
1763}
1764
1765var combocache = cache.New(cache.Options{Filler: func(userid int64) ([]string, bool) {
1766 honkers := gethonkers(userid)
1767 var combos []string
1768 for _, h := range honkers {
1769 combos = append(combos, h.Combos...)
1770 }
1771 for i, c := range combos {
1772 if c == "-" {
1773 combos[i] = ""
1774 }
1775 }
1776 combos = oneofakind(combos)
1777 sort.Strings(combos)
1778 return combos, true
1779}, Invalidator: &honkerinvalidator})
1780
1781func showcombos(w http.ResponseWriter, r *http.Request) {
1782 userinfo := login.GetUserInfo(r)
1783 var combos []string
1784 combocache.Get(userinfo.UserID, &combos)
1785 templinfo := getInfo(r)
1786 err := readviews.Execute(w, "combos.html", templinfo)
1787 if err != nil {
1788 log.Print(err)
1789 }
1790}
1791
1792func submithonker(w http.ResponseWriter, r *http.Request) {
1793 u := login.GetUserInfo(r)
1794 name := strings.TrimSpace(r.FormValue("name"))
1795 url := strings.TrimSpace(r.FormValue("url"))
1796 peep := r.FormValue("peep")
1797 combos := strings.TrimSpace(r.FormValue("combos"))
1798 combos = " " + combos + " "
1799 honkerid, _ := strconv.ParseInt(r.FormValue("honkerid"), 10, 0)
1800
1801 var meta HonkerMeta
1802 meta.Notes = strings.TrimSpace(r.FormValue("notes"))
1803 mj, _ := jsonify(&meta)
1804
1805 defer honkerinvalidator.Clear(u.UserID)
1806
1807 if honkerid > 0 {
1808 goodbye := r.FormValue("goodbye")
1809 if goodbye == "F" {
1810 db := opendatabase()
1811 row := db.QueryRow("select xid from honkers where honkerid = ? and userid = ? and flavor in ('sub')",
1812 honkerid, u.UserID)
1813 err := row.Scan(&url)
1814 if err != nil {
1815 log.Printf("can't get honker xid: %s", err)
1816 return
1817 }
1818 log.Printf("unsubscribing from %s", url)
1819 user, _ := butwhatabout(u.Username)
1820 _, err = stmtUpdateFlavor.Exec("unsub", u.UserID, url, name, "sub")
1821 if err != nil {
1822 log.Printf("error updating honker: %s", err)
1823 return
1824 }
1825 go itakeitallback(user, url)
1826
1827 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1828 return
1829 }
1830 if goodbye == "X" {
1831 var owner string
1832 db := opendatabase()
1833 row := db.QueryRow("select xid, owner from honkers where honkerid = ? and userid = ? and flavor in ('unsub', 'peep', 'presub', 'sub')",
1834 honkerid, u.UserID)
1835 err := row.Scan(&url, &owner)
1836 if err != nil {
1837 log.Printf("can't get honker xid: %s", err)
1838 return
1839 }
1840 log.Printf("resubscribing to %s", url)
1841 user, _ := butwhatabout(u.Username)
1842 _, err = stmtUpdateFlavor.Exec("presub", u.UserID, url, name, "unsub")
1843 if err == nil {
1844 _, err = stmtUpdateFlavor.Exec("presub", u.UserID, url, name, "peep")
1845 }
1846 if err != nil {
1847 log.Printf("error updating honker: %s", err)
1848 return
1849 }
1850 go subsub(user, url, owner)
1851
1852 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1853 return
1854 }
1855 _, err := stmtUpdateHonker.Exec(name, combos, mj, honkerid, u.UserID)
1856 if err != nil {
1857 log.Printf("update honker err: %s", err)
1858 return
1859 }
1860 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1861 return
1862 }
1863
1864 if url == "" {
1865 http.Error(w, "subscribing to nothing?", http.StatusInternalServerError)
1866 return
1867 }
1868
1869 flavor := "presub"
1870 if peep == "peep" {
1871 flavor = "peep"
1872 }
1873
1874 if url[0] == '#' {
1875 flavor = "peep"
1876 if name == "" {
1877 name = url
1878 }
1879 _, err := stmtSaveHonker.Exec(u.UserID, name, url, flavor, combos, url, mj)
1880 if err != nil {
1881 log.Print(err)
1882 return
1883 }
1884 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1885 return
1886 }
1887
1888 info, err := investigate(url)
1889 if err != nil {
1890 http.Error(w, "error investigating: "+err.Error(), http.StatusInternalServerError)
1891 log.Printf("failed to investigate honker: %s", err)
1892 return
1893 }
1894 url = info.XID
1895
1896 var x string
1897 db := opendatabase()
1898 row := db.QueryRow("select xid from honkers where xid = ? and userid = ? and flavor in ('sub', 'unsub', 'peep')", url, u.UserID)
1899 err = row.Scan(&x)
1900 if err != sql.ErrNoRows {
1901 http.Error(w, "it seems you are already subscribed to them", http.StatusInternalServerError)
1902 if err != nil {
1903 log.Printf("honker scan err: %s", err)
1904 }
1905 return
1906 }
1907
1908 if name == "" {
1909 name = info.Name
1910 }
1911 _, err = stmtSaveHonker.Exec(u.UserID, name, url, flavor, combos, info.Owner, mj)
1912 if err != nil {
1913 log.Print(err)
1914 return
1915 }
1916 if flavor == "presub" {
1917 user, _ := butwhatabout(u.Username)
1918 go subsub(user, url, info.Owner)
1919 }
1920 http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1921}
1922
1923func hfcspage(w http.ResponseWriter, r *http.Request) {
1924 userinfo := login.GetUserInfo(r)
1925
1926 filters := getfilters(userinfo.UserID, filtAny)
1927
1928 templinfo := getInfo(r)
1929 templinfo["Filters"] = filters
1930 templinfo["FilterCSRF"] = login.GetCSRF("filter", r)
1931 err := readviews.Execute(w, "hfcs.html", templinfo)
1932 if err != nil {
1933 log.Print(err)
1934 }
1935}
1936
1937func savehfcs(w http.ResponseWriter, r *http.Request) {
1938 userinfo := login.GetUserInfo(r)
1939 itsok := r.FormValue("itsok")
1940 if itsok == "iforgiveyou" {
1941 hfcsid, _ := strconv.ParseInt(r.FormValue("hfcsid"), 10, 0)
1942 _, err := stmtDeleteFilter.Exec(userinfo.UserID, hfcsid)
1943 if err != nil {
1944 log.Printf("error deleting filter: %s", err)
1945 }
1946 filtInvalidator.Clear(userinfo.UserID)
1947 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
1948 return
1949 }
1950
1951 filt := new(Filter)
1952 filt.Name = strings.TrimSpace(r.FormValue("name"))
1953 filt.Date = time.Now().UTC()
1954 filt.Actor = strings.TrimSpace(r.FormValue("actor"))
1955 filt.IncludeAudience = r.FormValue("incaud") == "yes"
1956 filt.Text = strings.TrimSpace(r.FormValue("filttext"))
1957 filt.IsAnnounce = r.FormValue("isannounce") == "yes"
1958 filt.AnnounceOf = strings.TrimSpace(r.FormValue("announceof"))
1959 filt.Reject = r.FormValue("doreject") == "yes"
1960 filt.SkipMedia = r.FormValue("doskipmedia") == "yes"
1961 filt.Hide = r.FormValue("dohide") == "yes"
1962 filt.Collapse = r.FormValue("docollapse") == "yes"
1963 filt.Rewrite = strings.TrimSpace(r.FormValue("filtrewrite"))
1964 filt.Replace = strings.TrimSpace(r.FormValue("filtreplace"))
1965 if dur := parseDuration(r.FormValue("filtduration")); dur > 0 {
1966 filt.Expiration = time.Now().UTC().Add(dur)
1967 }
1968 filt.Notes = strings.TrimSpace(r.FormValue("filtnotes"))
1969
1970 if filt.Actor == "" && filt.Text == "" && !filt.IsAnnounce {
1971 log.Printf("blank filter")
1972 http.Error(w, "can't save a blank filter", http.StatusInternalServerError)
1973 return
1974 }
1975
1976 j, err := jsonify(filt)
1977 if err == nil {
1978 _, err = stmtSaveFilter.Exec(userinfo.UserID, j)
1979 }
1980 if err != nil {
1981 log.Printf("error saving filter: %s", err)
1982 }
1983
1984 filtInvalidator.Clear(userinfo.UserID)
1985 http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
1986}
1987
1988func accountpage(w http.ResponseWriter, r *http.Request) {
1989 u := login.GetUserInfo(r)
1990 user, _ := butwhatabout(u.Username)
1991 templinfo := getInfo(r)
1992 templinfo["UserCSRF"] = login.GetCSRF("saveuser", r)
1993 templinfo["LogoutCSRF"] = login.GetCSRF("logout", r)
1994 templinfo["User"] = user
1995 about := user.About
1996 if ava := user.Options.Avatar; ava != "" {
1997 about += "\n\navatar: " + ava[strings.LastIndexByte(ava, '/')+1:]
1998 }
1999 templinfo["WhatAbout"] = about
2000 err := readviews.Execute(w, "account.html", templinfo)
2001 if err != nil {
2002 log.Print(err)
2003 }
2004}
2005
2006func dochpass(w http.ResponseWriter, r *http.Request) {
2007 err := login.ChangePassword(w, r)
2008 if err != nil {
2009 log.Printf("error changing password: %s", err)
2010 }
2011 http.Redirect(w, r, "/account", http.StatusSeeOther)
2012}
2013
2014func fingerlicker(w http.ResponseWriter, r *http.Request) {
2015 orig := r.FormValue("resource")
2016
2017 log.Printf("finger lick: %s", orig)
2018
2019 if strings.HasPrefix(orig, "acct:") {
2020 orig = orig[5:]
2021 }
2022
2023 name := orig
2024 idx := strings.LastIndexByte(name, '/')
2025 if idx != -1 {
2026 name = name[idx+1:]
2027 if fmt.Sprintf("https://%s/%s/%s", serverName, userSep, name) != orig {
2028 log.Printf("foreign request rejected")
2029 name = ""
2030 }
2031 } else {
2032 idx = strings.IndexByte(name, '@')
2033 if idx != -1 {
2034 name = name[:idx]
2035 if !(name+"@"+serverName == orig || name+"@"+masqName == orig) {
2036 log.Printf("foreign request rejected")
2037 name = ""
2038 }
2039 }
2040 }
2041 user, err := butwhatabout(name)
2042 if err != nil {
2043 http.NotFound(w, r)
2044 return
2045 }
2046 if stealthmode(user.ID, r) {
2047 http.NotFound(w, r)
2048 return
2049 }
2050
2051 j := junk.New()
2052 j["subject"] = fmt.Sprintf("acct:%s@%s", user.Name, masqName)
2053 j["aliases"] = []string{user.URL}
2054 l := junk.New()
2055 l["rel"] = "self"
2056 l["type"] = `application/activity+json`
2057 l["href"] = user.URL
2058 j["links"] = []junk.Junk{l}
2059
2060 w.Header().Set("Content-Type", "application/jrd+json")
2061 j.Write(w)
2062}
2063
2064func somedays() string {
2065 secs := 432000 + notrand.Int63n(432000)
2066 return fmt.Sprintf("%d", secs)
2067}
2068
2069func avatate(w http.ResponseWriter, r *http.Request) {
2070 if debugMode {
2071 loadAvatarColors()
2072 }
2073 n := r.FormValue("a")
2074 a := genAvatar(n)
2075 w.Header().Set("Cache-Control", "max-age="+somedays())
2076 w.Write(a)
2077}
2078
2079func serveasset(w http.ResponseWriter, r *http.Request) {
2080 if !debugMode {
2081 w.Header().Set("Cache-Control", "max-age=7776000")
2082 }
2083 dir := viewDir
2084 if r.URL.Path == "/local.css" {
2085 dir = dataDir
2086 }
2087 http.ServeFile(w, r, dir+"/views"+r.URL.Path)
2088}
2089func servehelp(w http.ResponseWriter, r *http.Request) {
2090 name := mux.Vars(r)["name"]
2091 if !debugMode {
2092 w.Header().Set("Cache-Control", "max-age=3600")
2093 }
2094 http.ServeFile(w, r, viewDir+"/docs/"+name)
2095}
2096func servehtml(w http.ResponseWriter, r *http.Request) {
2097 u := login.GetUserInfo(r)
2098 templinfo := getInfo(r)
2099 templinfo["AboutMsg"] = aboutMsg
2100 templinfo["LoginMsg"] = loginMsg
2101 templinfo["HonkVersion"] = softwareVersion
2102 if r.URL.Path == "/about" {
2103 templinfo["Sensors"] = getSensors()
2104 }
2105 if u == nil && !debugMode {
2106 w.Header().Set("Cache-Control", "max-age=60")
2107 }
2108 err := readviews.Execute(w, r.URL.Path[1:]+".html", templinfo)
2109 if err != nil {
2110 log.Print(err)
2111 }
2112}
2113func serveemu(w http.ResponseWriter, r *http.Request) {
2114 emu := mux.Vars(r)["emu"]
2115
2116 w.Header().Set("Cache-Control", "max-age="+somedays())
2117 http.ServeFile(w, r, dataDir+"/emus/"+emu)
2118}
2119func servememe(w http.ResponseWriter, r *http.Request) {
2120 meme := mux.Vars(r)["meme"]
2121
2122 w.Header().Set("Cache-Control", "max-age="+somedays())
2123 http.ServeFile(w, r, dataDir+"/memes/"+meme)
2124}
2125
2126func servefile(w http.ResponseWriter, r *http.Request) {
2127 xid := mux.Vars(r)["xid"]
2128 var media string
2129 var data []byte
2130 row := stmtGetFileData.QueryRow(xid)
2131 err := row.Scan(&media, &data)
2132 if err != nil {
2133 log.Printf("error loading file: %s", err)
2134 http.NotFound(w, r)
2135 return
2136 }
2137 w.Header().Set("Content-Type", media)
2138 w.Header().Set("X-Content-Type-Options", "nosniff")
2139 w.Header().Set("Cache-Control", "max-age="+somedays())
2140 w.Write(data)
2141}
2142
2143func nomoroboto(w http.ResponseWriter, r *http.Request) {
2144 io.WriteString(w, "User-agent: *\n")
2145 io.WriteString(w, "Disallow: /a\n")
2146 io.WriteString(w, "Disallow: /d/\n")
2147 io.WriteString(w, "Disallow: /meme/\n")
2148 io.WriteString(w, "Disallow: /o\n")
2149 io.WriteString(w, "Disallow: /o/\n")
2150 for _, u := range allusers() {
2151 fmt.Fprintf(w, "Disallow: /%s/%s/%s/\n", userSep, u.Username, honkSep)
2152 }
2153}
2154
2155func webhydra(w http.ResponseWriter, r *http.Request) {
2156 u := login.GetUserInfo(r)
2157 userid := u.UserID
2158 templinfo := getInfo(r)
2159 templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
2160 page := r.FormValue("page")
2161
2162 wanted, _ := strconv.ParseInt(r.FormValue("tophid"), 10, 0)
2163
2164 var honks []*Honk
2165 switch page {
2166 case "atme":
2167 honks = gethonksforme(userid, wanted)
2168 honks = osmosis(honks, userid, false)
2169 templinfo["ServerMessage"] = "at me!"
2170 case "home":
2171 honks = gethonksforuser(userid, wanted)
2172 honks = osmosis(honks, userid, true)
2173 templinfo["ServerMessage"] = serverMsg
2174 case "first":
2175 honks = gethonksforuserfirstclass(userid, wanted)
2176 honks = osmosis(honks, userid, true)
2177 templinfo["ServerMessage"] = "first class only"
2178 case "saved":
2179 honks = getsavedhonks(userid, wanted)
2180 templinfo["PageName"] = "saved"
2181 templinfo["ServerMessage"] = "saved honks"
2182 case "combo":
2183 c := r.FormValue("c")
2184 honks = gethonksbycombo(userid, c, wanted)
2185 honks = osmosis(honks, userid, false)
2186 templinfo["ServerMessage"] = "honks by combo: " + c
2187 case "convoy":
2188 c := r.FormValue("c")
2189 honks = gethonksbyconvoy(userid, c, wanted)
2190 honks = osmosis(honks, userid, false)
2191 templinfo["ServerMessage"] = "honks in convoy: " + c
2192 case "honker":
2193 xid := r.FormValue("xid")
2194 honks = gethonksbyxonker(userid, xid, wanted)
2195 msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>`, xid, xid)
2196 templinfo["ServerMessage"] = msg
2197 default:
2198 http.NotFound(w, r)
2199 }
2200 if len(honks) > 0 {
2201 templinfo["TopHID"] = honks[0].ID
2202 } else {
2203 templinfo["TopHID"] = wanted
2204 }
2205 reverbolate(userid, honks)
2206 templinfo["Honks"] = honks
2207 templinfo["MapLink"] = getmaplink(u)
2208 templinfo["User"], _ = butwhatabout(u.Username)
2209 w.Header().Set("Content-Type", "text/html; charset=utf-8")
2210 err := readviews.Execute(w, "honkfrags.html", templinfo)
2211 if err != nil {
2212 log.Printf("frag error: %s", err)
2213 }
2214}
2215
2216var honkline = make(chan bool)
2217
2218func honkhonkline() {
2219 for {
2220 select {
2221 case honkline <- true:
2222 default:
2223 return
2224 }
2225 }
2226}
2227
2228func apihandler(w http.ResponseWriter, r *http.Request) {
2229 u := login.GetUserInfo(r)
2230 userid := u.UserID
2231 user, _ := butwhatabout(u.Username)
2232 action := r.FormValue("action")
2233 wait, _ := strconv.ParseInt(r.FormValue("wait"), 10, 0)
2234 log.Printf("api request '%s' on behalf of %s", action, u.Username)
2235 switch action {
2236 case "honk":
2237 h := submithonk(w, r)
2238 if h == nil {
2239 return
2240 }
2241 w.Write([]byte(h.XID))
2242 case "donk":
2243 d, err := submitdonk(w, r)
2244 if err != nil {
2245 if err == http.ErrMissingFile {
2246 http.Error(w, "missing donk", http.StatusBadRequest)
2247 }
2248 return
2249 }
2250 w.Write([]byte(d.XID))
2251 case "zonkit":
2252 zonkit(w, r)
2253 case "gethonks":
2254 var honks []*Honk
2255 wanted, _ := strconv.ParseInt(r.FormValue("after"), 10, 0)
2256 page := r.FormValue("page")
2257 var waitchan <-chan time.Time
2258 requery:
2259 switch page {
2260 case "atme":
2261 honks = gethonksforme(userid, wanted)
2262 honks = osmosis(honks, userid, false)
2263 case "home":
2264 honks = gethonksforuser(userid, wanted)
2265 honks = osmosis(honks, userid, true)
2266 default:
2267 http.Error(w, "unknown page", http.StatusNotFound)
2268 return
2269 }
2270 if len(honks) == 0 && wait > 0 {
2271 if waitchan == nil {
2272 waitchan = time.After(time.Duration(wait) * time.Second)
2273 }
2274 select {
2275 case <-honkline:
2276 goto requery
2277 case <-waitchan:
2278 }
2279 }
2280 reverbolate(userid, honks)
2281 j := junk.New()
2282 j["honks"] = honks
2283 j.Write(w)
2284 case "sendactivity":
2285 public := r.FormValue("public") == "1"
2286 rcpts := boxuprcpts(user, r.Form["rcpt"], public)
2287 msg := []byte(r.FormValue("msg"))
2288 for rcpt := range rcpts {
2289 go deliverate(0, userid, rcpt, msg)
2290 }
2291 default:
2292 http.Error(w, "unknown action", http.StatusNotFound)
2293 return
2294 }
2295}
2296
2297var endoftheworld = make(chan bool)
2298var readyalready = make(chan bool)
2299var workinprogress = 0
2300
2301func enditall() {
2302 sig := make(chan os.Signal)
2303 signal.Notify(sig, os.Interrupt)
2304 signal.Notify(sig, syscall.SIGTERM)
2305 <-sig
2306 log.Printf("stopping...")
2307 for i := 0; i < workinprogress; i++ {
2308 endoftheworld <- true
2309 }
2310 log.Printf("waiting...")
2311 for i := 0; i < workinprogress; i++ {
2312 <-readyalready
2313 }
2314 log.Printf("apocalypse")
2315 os.Exit(0)
2316}
2317
2318var preservehooks []func()
2319
2320func serve() {
2321 db := opendatabase()
2322 login.Init(db)
2323
2324 listener, err := openListener()
2325 if err != nil {
2326 log.Fatal(err)
2327 }
2328 go runBackendServer()
2329 go enditall()
2330 go redeliverator()
2331 go tracker()
2332
2333 getconfig("debug", &debugMode)
2334 readviews = templates.Load(debugMode,
2335 viewDir+"/views/honkpage.html",
2336 viewDir+"/views/honkfrags.html",
2337 viewDir+"/views/honkers.html",
2338 viewDir+"/views/hfcs.html",
2339 viewDir+"/views/combos.html",
2340 viewDir+"/views/honkform.html",
2341 viewDir+"/views/honk.html",
2342 viewDir+"/views/account.html",
2343 viewDir+"/views/about.html",
2344 viewDir+"/views/funzone.html",
2345 viewDir+"/views/login.html",
2346 viewDir+"/views/xzone.html",
2347 viewDir+"/views/msg.html",
2348 viewDir+"/views/header.html",
2349 viewDir+"/views/onts.html",
2350 viewDir+"/views/honkpage.js",
2351 )
2352 if !debugMode {
2353 assets := []string{viewDir + "/views/style.css", dataDir + "/views/local.css", viewDir + "/views/honkpage.js"}
2354 for _, s := range assets {
2355 savedassetparams[s] = getassetparam(s)
2356 }
2357 loadAvatarColors()
2358 }
2359
2360 for _, h := range preservehooks {
2361 h()
2362 }
2363
2364 mux := mux.NewRouter()
2365 mux.Use(login.Checker)
2366
2367 mux.Handle("/api", login.TokenRequired(http.HandlerFunc(apihandler)))
2368
2369 posters := mux.Methods("POST").Subrouter()
2370 getters := mux.Methods("GET").Subrouter()
2371
2372 getters.HandleFunc("/", homepage)
2373 getters.HandleFunc("/home", homepage)
2374 getters.HandleFunc("/front", homepage)
2375 getters.HandleFunc("/events", homepage)
2376 getters.HandleFunc("/robots.txt", nomoroboto)
2377 getters.HandleFunc("/rss", showrss)
2378 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}", showuser)
2379 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/"+honkSep+"/{xid:[[:alnum:]]+}", showonehonk)
2380 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/rss", showrss)
2381 posters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/inbox", inbox)
2382 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/outbox", outbox)
2383 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/followers", emptiness)
2384 getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/following", emptiness)
2385 getters.HandleFunc("/a", avatate)
2386 getters.HandleFunc("/o", thelistingoftheontologies)
2387 getters.HandleFunc("/o/{name:.+}", showontology)
2388 getters.HandleFunc("/d/{xid:[[:alnum:].]+}", servefile)
2389 getters.HandleFunc("/emu/{emu:[^.]*[^/]+}", serveemu)
2390 getters.HandleFunc("/meme/{meme:[^.]*[^/]+}", servememe)
2391 getters.HandleFunc("/.well-known/webfinger", fingerlicker)
2392
2393 getters.HandleFunc("/server", serveractor)
2394 posters.HandleFunc("/server/inbox", serverinbox)
2395 posters.HandleFunc("/inbox", serverinbox)
2396
2397 getters.HandleFunc("/style.css", serveasset)
2398 getters.HandleFunc("/local.css", serveasset)
2399 getters.HandleFunc("/honkpage.js", serveasset)
2400 getters.HandleFunc("/about", servehtml)
2401 getters.HandleFunc("/login", servehtml)
2402 posters.HandleFunc("/dologin", login.LoginFunc)
2403 getters.HandleFunc("/logout", login.LogoutFunc)
2404 getters.HandleFunc("/help/{name:[[:alnum:]_.-]+}", servehelp)
2405
2406 loggedin := mux.NewRoute().Subrouter()
2407 loggedin.Use(login.Required)
2408 loggedin.HandleFunc("/first", homepage)
2409 loggedin.HandleFunc("/saved", homepage)
2410 loggedin.HandleFunc("/account", accountpage)
2411 loggedin.HandleFunc("/funzone", showfunzone)
2412 loggedin.HandleFunc("/chpass", dochpass)
2413 loggedin.HandleFunc("/atme", homepage)
2414 loggedin.HandleFunc("/hfcs", hfcspage)
2415 loggedin.HandleFunc("/xzone", xzone)
2416 loggedin.HandleFunc("/newhonk", newhonkpage)
2417 loggedin.HandleFunc("/edit", edithonkpage)
2418 loggedin.Handle("/honk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitwebhonk)))
2419 loggedin.Handle("/bonk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitbonk)))
2420 loggedin.Handle("/zonkit", login.CSRFWrap("honkhonk", http.HandlerFunc(zonkit)))
2421 loggedin.Handle("/savehfcs", login.CSRFWrap("filter", http.HandlerFunc(savehfcs)))
2422 loggedin.Handle("/saveuser", login.CSRFWrap("saveuser", http.HandlerFunc(saveuser)))
2423 loggedin.Handle("/ximport", login.CSRFWrap("ximport", http.HandlerFunc(ximport)))
2424 loggedin.HandleFunc("/honkers", showhonkers)
2425 loggedin.HandleFunc("/h/{name:[[:alnum:]_.-]+}", showhonker)
2426 loggedin.HandleFunc("/h", showhonker)
2427 loggedin.HandleFunc("/c/{name:[[:alnum:]_.-]+}", showcombo)
2428 loggedin.HandleFunc("/c", showcombos)
2429 loggedin.HandleFunc("/t", showconvoy)
2430 loggedin.HandleFunc("/q", showsearch)
2431 loggedin.HandleFunc("/hydra", webhydra)
2432 loggedin.Handle("/submithonker", login.CSRFWrap("submithonker", http.HandlerFunc(submithonker)))
2433
2434 err = http.Serve(listener, mux)
2435 if err != nil {
2436 log.Fatal(err)
2437 }
2438}