activity.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 "context"
21 "crypto/tls"
22 "database/sql"
23 "fmt"
24 "html"
25 "io"
26 "log"
27 notrand "math/rand"
28 "net/http"
29 "net/url"
30 "os"
31 "strings"
32 "time"
33
34 "humungus.tedunangst.com/r/webs/cache"
35 "humungus.tedunangst.com/r/webs/gate"
36 "humungus.tedunangst.com/r/webs/httpsig"
37 "humungus.tedunangst.com/r/webs/junk"
38 "humungus.tedunangst.com/r/webs/templates"
39)
40
41var theonetruename = `application/ld+json; profile="https://www.w3.org/ns/activitystreams"`
42var thefakename = `application/activity+json`
43var falsenames = []string{
44 `application/ld+json`,
45 `application/activity+json`,
46}
47var itiswhatitis = "https://www.w3.org/ns/activitystreams"
48var thewholeworld = "https://www.w3.org/ns/activitystreams#Public"
49
50func friendorfoe(ct string) bool {
51 ct = strings.ToLower(ct)
52 for _, at := range falsenames {
53 if strings.HasPrefix(ct, at) {
54 return true
55 }
56 }
57 return false
58}
59
60var debugClient = &http.Client{
61 Transport: &http.Transport{
62 TLSClientConfig: &tls.Config{
63 InsecureSkipVerify: true,
64 },
65 },
66}
67
68func PostJunk(keyname string, key httpsig.PrivateKey, url string, j junk.Junk) error {
69 return PostMsg(keyname, key, url, j.ToBytes())
70}
71
72func PostMsg(keyname string, key httpsig.PrivateKey, url string, msg []byte) error {
73 client := http.DefaultClient
74 if debugMode {
75 client = debugClient
76 }
77 req, err := http.NewRequest("POST", url, bytes.NewReader(msg))
78 if err != nil {
79 return err
80 }
81 req.Header.Set("User-Agent", "honksnonk/5.0; "+serverName)
82 req.Header.Set("Content-Type", theonetruename)
83 httpsig.SignRequest(keyname, key, req, msg)
84 ctx, cancel := context.WithTimeout(context.Background(), 1*time.Minute)
85 defer cancel()
86 req = req.WithContext(ctx)
87 resp, err := client.Do(req)
88 if err != nil {
89 return err
90 }
91 resp.Body.Close()
92 switch resp.StatusCode {
93 case 200:
94 case 201:
95 case 202:
96 default:
97 return fmt.Errorf("http post status: %d", resp.StatusCode)
98 }
99 log.Printf("successful post: %s %d", url, resp.StatusCode)
100 return nil
101}
102
103type JunkError struct {
104 Junk junk.Junk
105 Err error
106}
107
108func GetJunk(url string) (junk.Junk, error) {
109 return GetJunkTimeout(url, 30*time.Second)
110}
111
112func GetJunkFast(url string) (junk.Junk, error) {
113 return GetJunkTimeout(url, 5*time.Second)
114}
115
116func GetJunkHardMode(url string) (junk.Junk, error) {
117 j, err := GetJunk(url)
118 if err != nil {
119 emsg := err.Error()
120 if emsg == "http get status: 502" || strings.Contains(emsg, "timeout") {
121 log.Printf("trying again after error: %s", emsg)
122 time.Sleep(time.Duration(60+notrand.Int63n(60)) * time.Second)
123 j, err = GetJunk(url)
124 if err != nil {
125 log.Printf("still couldn't get it")
126 } else {
127 log.Printf("retry success!")
128 }
129 }
130 }
131 return j, err
132}
133
134var flightdeck = gate.NewSerializer()
135
136func GetJunkTimeout(url string, timeout time.Duration) (junk.Junk, error) {
137
138 fn := func() (interface{}, error) {
139 at := thefakename
140 if strings.Contains(url, ".well-known/webfinger?resource") {
141 at = "application/jrd+json"
142 }
143 j, err := junk.Get(url, junk.GetArgs{
144 Accept: at,
145 Agent: "honksnonk/5.0; " + serverName,
146 Timeout: timeout,
147 })
148 return j, err
149 }
150
151 ji, err := flightdeck.Call(url, fn)
152 if err != nil {
153 return nil, err
154 }
155 j := ji.(junk.Junk)
156 return j, nil
157}
158
159func fetchsome(url string) ([]byte, error) {
160 client := http.DefaultClient
161 if debugMode {
162 client = debugClient
163 }
164 req, err := http.NewRequest("GET", url, nil)
165 if err != nil {
166 log.Printf("error fetching %s: %s", url, err)
167 return nil, err
168 }
169 req.Header.Set("User-Agent", "honksnonk/5.0; "+serverName)
170 ctx, cancel := context.WithTimeout(context.Background(), 1*time.Minute)
171 defer cancel()
172 req = req.WithContext(ctx)
173 resp, err := client.Do(req)
174 if err != nil {
175 log.Printf("error fetching %s: %s", url, err)
176 return nil, err
177 }
178 defer resp.Body.Close()
179 switch resp.StatusCode {
180 case 200:
181 case 201:
182 case 202:
183 default:
184 return nil, fmt.Errorf("http get not 200: %d %s", resp.StatusCode, url)
185 }
186 var buf bytes.Buffer
187 limiter := io.LimitReader(resp.Body, 10*1024*1024)
188 io.Copy(&buf, limiter)
189 return buf.Bytes(), nil
190}
191
192func savedonk(url string, name, desc, media string, localize bool) *Donk {
193 if url == "" {
194 return nil
195 }
196 if donk := finddonk(url); donk != nil {
197 return donk
198 }
199 log.Printf("saving donk: %s", url)
200 data := []byte{}
201 if localize {
202 fn := func() (interface{}, error) {
203 return fetchsome(url)
204 }
205 ii, err := flightdeck.Call(url, fn)
206 if err != nil {
207 log.Printf("error fetching donk: %s", err)
208 localize = false
209 goto saveit
210 }
211 data = ii.([]byte)
212
213 if len(data) == 10*1024*1024 {
214 log.Printf("truncation likely")
215 }
216 if strings.HasPrefix(media, "image") {
217 img, err := shrinkit(data)
218 if err != nil {
219 log.Printf("unable to decode image: %s", err)
220 localize = false
221 data = []byte{}
222 goto saveit
223 }
224 data = img.Data
225 media = "image/" + img.Format
226 } else if media == "application/pdf" {
227 if len(data) > 1000000 {
228 log.Printf("not saving large pdf")
229 localize = false
230 data = []byte{}
231 }
232 } else if len(data) > 100000 {
233 log.Printf("not saving large attachment")
234 localize = false
235 data = []byte{}
236 }
237 }
238saveit:
239 fileid, err := savefile(name, desc, url, media, localize, data)
240 if err != nil {
241 log.Printf("error saving file %s: %s", url, err)
242 return nil
243 }
244 donk := new(Donk)
245 donk.FileID = fileid
246 return donk
247}
248
249func iszonked(userid int64, xid string) bool {
250 var id int64
251 row := stmtFindZonk.QueryRow(userid, xid)
252 err := row.Scan(&id)
253 if err == nil {
254 return true
255 }
256 if err != sql.ErrNoRows {
257 log.Printf("error querying zonk: %s", err)
258 }
259 return false
260}
261
262func needxonk(user *WhatAbout, x *Honk) bool {
263 if rejectxonk(x) {
264 return false
265 }
266 return needxonkid(user, x.XID)
267}
268func needbonkid(user *WhatAbout, xid string) bool {
269 return needxonkidX(user, xid, true)
270}
271func needxonkid(user *WhatAbout, xid string) bool {
272 return needxonkidX(user, xid, false)
273}
274func needxonkidX(user *WhatAbout, xid string, isannounce bool) bool {
275 if !strings.HasPrefix(xid, "https://") {
276 return false
277 }
278 if strings.HasPrefix(xid, user.URL+"/") {
279 return false
280 }
281 if rejectorigin(user.ID, xid, isannounce) {
282 log.Printf("rejecting origin: %s", xid)
283 return false
284 }
285 if iszonked(user.ID, xid) {
286 log.Printf("already zonked: %s", xid)
287 return false
288 }
289 var id int64
290 row := stmtFindXonk.QueryRow(user.ID, xid)
291 err := row.Scan(&id)
292 if err == nil {
293 return false
294 }
295 if err != sql.ErrNoRows {
296 log.Printf("error querying xonk: %s", err)
297 }
298 return true
299}
300
301func eradicatexonk(userid int64, xid string) {
302 xonk := getxonk(userid, xid)
303 if xonk != nil {
304 deletehonk(xonk.ID)
305 }
306 _, err := stmtSaveZonker.Exec(userid, xid, "zonk")
307 if err != nil {
308 log.Printf("error eradicating: %s", err)
309 }
310}
311
312func savexonk(x *Honk) {
313 log.Printf("saving xonk: %s", x.XID)
314 go handles(x.Honker)
315 go handles(x.Oonker)
316 savehonk(x)
317}
318
319type Box struct {
320 In string
321 Out string
322 Shared string
323}
324
325var boxofboxes = cache.New(cache.Options{Filler: func(ident string) (*Box, bool) {
326 var info string
327 row := stmtGetXonker.QueryRow(ident, "boxes")
328 err := row.Scan(&info)
329 if err != nil {
330 log.Printf("need to get boxes for %s", ident)
331 var j junk.Junk
332 j, err = GetJunk(ident)
333 if err != nil {
334 log.Printf("error getting boxes: %s", err)
335 return nil, false
336 }
337 allinjest(originate(ident), j)
338 row = stmtGetXonker.QueryRow(ident, "boxes")
339 err = row.Scan(&info)
340 }
341 if err == nil {
342 m := strings.Split(info, " ")
343 b := &Box{In: m[0], Out: m[1], Shared: m[2]}
344 return b, true
345 }
346 return nil, false
347}})
348
349func gimmexonks(user *WhatAbout, outbox string) {
350 log.Printf("getting outbox: %s", outbox)
351 j, err := GetJunk(outbox)
352 if err != nil {
353 log.Printf("error getting outbox: %s", err)
354 return
355 }
356 t, _ := j.GetString("type")
357 origin := originate(outbox)
358 if t == "OrderedCollection" {
359 items, _ := j.GetArray("orderedItems")
360 if items == nil {
361 items, _ = j.GetArray("items")
362 }
363 if items == nil {
364 obj, ok := j.GetMap("first")
365 if ok {
366 items, _ = obj.GetArray("orderedItems")
367 } else {
368 page1, ok := j.GetString("first")
369 if ok {
370 j, err = GetJunk(page1)
371 if err != nil {
372 log.Printf("error gettings page1: %s", err)
373 return
374 }
375 items, _ = j.GetArray("orderedItems")
376 }
377 }
378 }
379 if len(items) > 20 {
380 items = items[0:20]
381 }
382 for i, j := 0, len(items)-1; i < j; i, j = i+1, j-1 {
383 items[i], items[j] = items[j], items[i]
384 }
385 for _, item := range items {
386 obj, ok := item.(junk.Junk)
387 if ok {
388 xonksaver(user, obj, origin)
389 continue
390 }
391 xid, ok := item.(string)
392 if ok {
393 if !needxonkid(user, xid) {
394 continue
395 }
396 obj, err = GetJunk(xid)
397 if err != nil {
398 log.Printf("error getting item: %s", err)
399 continue
400 }
401 xonksaver(user, obj, originate(xid))
402 }
403 }
404 }
405}
406
407func newphone(a []string, obj junk.Junk) []string {
408 for _, addr := range []string{"to", "cc", "attributedTo"} {
409 who, _ := obj.GetString(addr)
410 if who != "" {
411 a = append(a, who)
412 }
413 whos, _ := obj.GetArray(addr)
414 for _, w := range whos {
415 who, _ := w.(string)
416 if who != "" {
417 a = append(a, who)
418 }
419 }
420 }
421 return a
422}
423
424func extractattrto(obj junk.Junk) string {
425 who, _ := obj.GetString("attributedTo")
426 if who != "" {
427 return who
428 }
429 o, ok := obj.GetMap("attributedTo")
430 if ok {
431 id, ok := o.GetString("id")
432 if ok {
433 return id
434 }
435 }
436 arr, _ := obj.GetArray("attributedTo")
437 for _, a := range arr {
438 o, ok := a.(junk.Junk)
439 if ok {
440 t, _ := o.GetString("type")
441 id, _ := o.GetString("id")
442 if t == "Person" || t == "" {
443 return id
444 }
445 }
446 s, ok := a.(string)
447 if ok {
448 return s
449 }
450 }
451 return ""
452}
453
454func xonksaver(user *WhatAbout, item junk.Junk, origin string) *Honk {
455 depth := 0
456 maxdepth := 10
457 currenttid := ""
458 goingup := 0
459 var xonkxonkfn func(item junk.Junk, origin string, isUpdate bool) *Honk
460
461 saveonemore := func(xid string) {
462 log.Printf("getting onemore: %s", xid)
463 if depth >= maxdepth {
464 log.Printf("in too deep")
465 return
466 }
467 obj, err := GetJunkHardMode(xid)
468 if err != nil {
469 log.Printf("error getting onemore: %s: %s", xid, err)
470 return
471 }
472 depth++
473 xonkxonkfn(obj, originate(xid), false)
474 depth--
475 }
476
477 xonkxonkfn = func(item junk.Junk, origin string, isUpdate bool) *Honk {
478 id, _ := item.GetString("id")
479 what, _ := item.GetString("type")
480 dt, ok := item.GetString("published")
481 if !ok {
482 dt = time.Now().Format(time.RFC3339)
483 }
484
485 var err error
486 var xid, rid, url, convoy string
487 var replies []string
488 var obj junk.Junk
489 switch what {
490 case "Delete":
491 obj, ok = item.GetMap("object")
492 if ok {
493 xid, _ = obj.GetString("id")
494 } else {
495 xid, _ = item.GetString("object")
496 }
497 if xid == "" {
498 return nil
499 }
500 if originate(xid) != origin {
501 log.Printf("forged delete: %s", xid)
502 return nil
503 }
504 log.Printf("eradicating %s", xid)
505 eradicatexonk(user.ID, xid)
506 return nil
507 case "Tombstone":
508 xid, _ = item.GetString("id")
509 if xid == "" {
510 return nil
511 }
512 if originate(xid) != origin {
513 log.Printf("forged delete: %s", xid)
514 return nil
515 }
516 log.Printf("eradicating %s", xid)
517 eradicatexonk(user.ID, xid)
518 return nil
519 case "Announce":
520 obj, ok = item.GetMap("object")
521 if ok {
522 xid, _ = obj.GetString("id")
523 } else {
524 xid, _ = item.GetString("object")
525 }
526 if !needbonkid(user, xid) {
527 return nil
528 }
529 log.Printf("getting bonk: %s", xid)
530 obj, err = GetJunkHardMode(xid)
531 if err != nil {
532 log.Printf("error getting bonk: %s: %s", xid, err)
533 }
534 origin = originate(xid)
535 what = "bonk"
536 case "Update":
537 isUpdate = true
538 fallthrough
539 case "Create":
540 obj, ok = item.GetMap("object")
541 if !ok {
542 xid, _ = item.GetString("object")
543 log.Printf("getting created honk: %s", xid)
544 if originate(xid) != origin {
545 log.Printf("out of bounds %s not from %s", xid, origin)
546 return nil
547 }
548 obj, err = GetJunkHardMode(xid)
549 if err != nil {
550 log.Printf("error getting creation: %s", err)
551 }
552 }
553 if obj == nil {
554 log.Printf("no object for creation %s", id)
555 return nil
556 }
557 return xonkxonkfn(obj, origin, isUpdate)
558 case "Read":
559 xid, ok = item.GetString("object")
560 if ok {
561 if !needxonkid(user, xid) {
562 log.Printf("don't need read obj: %s", xid)
563 return nil
564 }
565 obj, err = GetJunkHardMode(xid)
566 if err != nil {
567 log.Printf("error getting read: %s", err)
568 return nil
569 }
570 return xonkxonkfn(obj, originate(xid), false)
571 }
572 return nil
573 case "Add":
574 xid, ok = item.GetString("object")
575 if ok {
576 // check target...
577 if !needxonkid(user, xid) {
578 log.Printf("don't need added obj: %s", xid)
579 return nil
580 }
581 obj, err = GetJunkHardMode(xid)
582 if err != nil {
583 log.Printf("error getting add: %s", err)
584 return nil
585 }
586 return xonkxonkfn(obj, originate(xid), false)
587 }
588 return nil
589 case "Move":
590 obj = item
591 what = "move"
592 case "Audio":
593 fallthrough
594 case "Image":
595 fallthrough
596 case "Video":
597 fallthrough
598 case "Question":
599 fallthrough
600 case "Note":
601 fallthrough
602 case "Article":
603 fallthrough
604 case "Page":
605 obj = item
606 what = "honk"
607 case "Event":
608 obj = item
609 what = "event"
610 case "ChatMessage":
611 obj = item
612 what = "chonk"
613 default:
614 log.Printf("unknown activity: %s", what)
615 dumpactivity(item)
616 return nil
617 }
618
619 if obj != nil {
620 xid, _ = obj.GetString("id")
621 }
622
623 if xid == "" {
624 log.Printf("don't know what xid is")
625 item.Write(os.Stdout)
626 return nil
627 }
628 if originate(xid) != origin {
629 log.Printf("original sin: %s not from %s", xid, origin)
630 item.Write(os.Stdout)
631 return nil
632 }
633
634 var xonk Honk
635 // early init
636 xonk.XID = xid
637 xonk.UserID = user.ID
638 xonk.Honker, _ = item.GetString("actor")
639 if xonk.Honker == "" {
640 xonk.Honker, _ = item.GetString("attributedTo")
641 }
642 if obj != nil {
643 if xonk.Honker == "" {
644 xonk.Honker = extractattrto(obj)
645 }
646 xonk.Oonker = extractattrto(obj)
647 if xonk.Oonker == xonk.Honker {
648 xonk.Oonker = ""
649 }
650 xonk.Audience = newphone(nil, obj)
651 }
652 xonk.Audience = append(xonk.Audience, xonk.Honker)
653 xonk.Audience = oneofakind(xonk.Audience)
654
655 var mentions []Mention
656 if obj != nil {
657 ot, _ := obj.GetString("type")
658 url, _ = obj.GetString("url")
659 if dt2, ok := obj.GetString("published"); ok {
660 dt = dt2
661 }
662 content, _ := obj.GetString("content")
663 if !strings.HasPrefix(content, "<p>") {
664 content = "<p>" + content
665 }
666 precis, _ := obj.GetString("summary")
667 if name, ok := obj.GetString("name"); ok {
668 if precis != "" {
669 content = precis + "<p>" + content
670 }
671 precis = html.EscapeString(name)
672 }
673 if sens, _ := obj["sensitive"].(bool); sens && precis == "" {
674 precis = "unspecified horror"
675 }
676 rid, ok = obj.GetString("inReplyTo")
677 if !ok {
678 if robj, ok := obj.GetMap("inReplyTo"); ok {
679 rid, _ = robj.GetString("id")
680 }
681 }
682 convoy, _ = obj.GetString("context")
683 if convoy == "" {
684 convoy, _ = obj.GetString("conversation")
685 }
686 if ot == "Question" {
687 if what == "honk" {
688 what = "qonk"
689 }
690 content += "<ul>"
691 ans, _ := obj.GetArray("oneOf")
692 for _, ai := range ans {
693 a, ok := ai.(junk.Junk)
694 if !ok {
695 continue
696 }
697 as, _ := a.GetString("name")
698 content += "<li>" + as
699 }
700 ans, _ = obj.GetArray("anyOf")
701 for _, ai := range ans {
702 a, ok := ai.(junk.Junk)
703 if !ok {
704 continue
705 }
706 as, _ := a.GetString("name")
707 content += "<li>" + as
708 }
709 content += "</ul>"
710 }
711 if ot == "Move" {
712 targ, _ := obj.GetString("target")
713 content += string(templates.Sprintf(`<p>Moved to <a href="%s">%s</a>`, targ, targ))
714 }
715 if what == "honk" && rid != "" {
716 what = "tonk"
717 }
718 if len(content) > 90001 {
719 log.Printf("content too long. truncating")
720 content = content[:90001]
721 }
722
723 xonk.Noise = content
724 xonk.Precis = precis
725 if rejectxonk(&xonk) {
726 log.Printf("fast reject: %s", xid)
727 return nil
728 }
729
730 numatts := 0
731 procatt := func(att junk.Junk) {
732 at, _ := att.GetString("type")
733 mt, _ := att.GetString("mediaType")
734 u, ok := att.GetString("url")
735 if !ok {
736 if ua, ok := att.GetArray("url"); ok && len(ua) > 0 {
737 u, ok = ua[0].(string)
738 if !ok {
739 if uu, ok := ua[0].(junk.Junk); ok {
740 u, _ = uu.GetString("href")
741 if mt == "" {
742 mt, _ = uu.GetString("mediaType")
743 }
744 }
745 }
746 } else if uu, ok := att.GetMap("url"); ok {
747 u, _ = uu.GetString("href")
748 if mt == "" {
749 mt, _ = uu.GetString("mediaType")
750 }
751 }
752 }
753 name, _ := att.GetString("name")
754 desc, _ := att.GetString("summary")
755 desc = html.UnescapeString(desc)
756 if desc == "" {
757 desc = name
758 }
759 localize := false
760 if numatts > 4 {
761 log.Printf("excessive attachment: %s", at)
762 } else if at == "Document" || at == "Image" {
763 mt = strings.ToLower(mt)
764 log.Printf("attachment: %s %s", mt, u)
765 if mt == "text/plain" || mt == "application/pdf" ||
766 strings.HasPrefix(mt, "image") {
767 localize = true
768 }
769 } else {
770 log.Printf("unknown attachment: %s", at)
771 }
772 if skipMedia(&xonk) {
773 localize = false
774 }
775 donk := savedonk(u, name, desc, mt, localize)
776 if donk != nil {
777 xonk.Donks = append(xonk.Donks, donk)
778 }
779 numatts++
780 }
781 atts, _ := obj.GetArray("attachment")
782 for _, atti := range atts {
783 att, ok := atti.(junk.Junk)
784 if !ok {
785 log.Printf("attachment that wasn't map?")
786 continue
787 }
788 procatt(att)
789 }
790 if att, ok := obj.GetMap("attachment"); ok {
791 procatt(att)
792 }
793 tags, _ := obj.GetArray("tag")
794 for _, tagi := range tags {
795 tag, ok := tagi.(junk.Junk)
796 if !ok {
797 continue
798 }
799 tt, _ := tag.GetString("type")
800 name, _ := tag.GetString("name")
801 desc, _ := tag.GetString("summary")
802 desc = html.UnescapeString(desc)
803 if desc == "" {
804 desc = name
805 }
806 if tt == "Emoji" {
807 icon, _ := tag.GetMap("icon")
808 mt, _ := icon.GetString("mediaType")
809 if mt == "" {
810 mt = "image/png"
811 }
812 u, _ := icon.GetString("url")
813 donk := savedonk(u, name, desc, mt, true)
814 if donk != nil {
815 xonk.Donks = append(xonk.Donks, donk)
816 }
817 }
818 if tt == "Hashtag" {
819 if name == "" || name == "#" {
820 // skip it
821 } else {
822 if name[0] != '#' {
823 name = "#" + name
824 }
825 xonk.Onts = append(xonk.Onts, name)
826 }
827 }
828 if tt == "Place" {
829 p := new(Place)
830 p.Name = name
831 p.Latitude, _ = tag.GetNumber("latitude")
832 p.Longitude, _ = tag.GetNumber("longitude")
833 p.Url, _ = tag.GetString("url")
834 xonk.Place = p
835 }
836 if tt == "Mention" {
837 var m Mention
838 m.Who, _ = tag.GetString("name")
839 m.Where, _ = tag.GetString("href")
840 mentions = append(mentions, m)
841 }
842 }
843 if starttime, ok := obj.GetString("startTime"); ok {
844 if start, err := time.Parse(time.RFC3339, starttime); err == nil {
845 t := new(Time)
846 t.StartTime = start
847 endtime, _ := obj.GetString("endTime")
848 t.EndTime, _ = time.Parse(time.RFC3339, endtime)
849 dura, _ := obj.GetString("duration")
850 if strings.HasPrefix(dura, "PT") {
851 dura = strings.ToLower(dura[2:])
852 d, _ := time.ParseDuration(dura)
853 t.Duration = Duration(d)
854 }
855 xonk.Time = t
856 }
857 }
858 if loca, ok := obj.GetMap("location"); ok {
859 if tt, _ := loca.GetString("type"); tt == "Place" {
860 p := new(Place)
861 p.Name, _ = loca.GetString("name")
862 p.Latitude, _ = loca.GetNumber("latitude")
863 p.Longitude, _ = loca.GetNumber("longitude")
864 p.Url, _ = loca.GetString("url")
865 xonk.Place = p
866 }
867 }
868
869 xonk.Onts = oneofakind(xonk.Onts)
870 replyobj, ok := obj.GetMap("replies")
871 if ok {
872 items, ok := replyobj.GetArray("items")
873 if !ok {
874 first, ok := replyobj.GetMap("first")
875 if ok {
876 items, _ = first.GetArray("items")
877 }
878 }
879 for _, repl := range items {
880 s, ok := repl.(string)
881 if ok {
882 replies = append(replies, s)
883 }
884 }
885 }
886
887 }
888
889 if currenttid == "" {
890 currenttid = convoy
891 }
892
893 // init xonk
894 xonk.What = what
895 xonk.RID = rid
896 xonk.Date, _ = time.Parse(time.RFC3339, dt)
897 xonk.URL = url
898 xonk.Format = "html"
899 xonk.Convoy = convoy
900 xonk.Mentions = mentions
901 for _, m := range mentions {
902 if m.Where == user.URL {
903 xonk.Whofore = 1
904 }
905 }
906 imaginate(&xonk)
907
908 if what == "chonk" {
909 ch := Chonk{
910 UserID: xonk.UserID,
911 XID: xid,
912 Who: xonk.Honker,
913 Target: xonk.Honker,
914 Date: xonk.Date,
915 Noise: xonk.Noise,
916 Format: xonk.Format,
917 Donks: xonk.Donks,
918 }
919 savechonk(&ch)
920 return nil
921 }
922
923 if isUpdate {
924 log.Printf("something has changed! %s", xonk.XID)
925 prev := getxonk(user.ID, xonk.XID)
926 if prev == nil {
927 log.Printf("didn't find old version for update: %s", xonk.XID)
928 isUpdate = false
929 } else {
930 xonk.ID = prev.ID
931 updatehonk(&xonk)
932 }
933 }
934 if !isUpdate && needxonk(user, &xonk) {
935 if rid != "" {
936 if needxonkid(user, rid) {
937 goingup++
938 saveonemore(rid)
939 goingup--
940 }
941 if convoy == "" {
942 xx := getxonk(user.ID, rid)
943 if xx != nil {
944 convoy = xx.Convoy
945 }
946 }
947 }
948 if convoy == "" {
949 convoy = currenttid
950 }
951 if convoy == "" {
952 convoy = "data:,missing-" + xfiltrate()
953 currenttid = convoy
954 }
955 xonk.Convoy = convoy
956 savexonk(&xonk)
957 }
958 if goingup == 0 {
959 for _, replid := range replies {
960 if needxonkid(user, replid) {
961 log.Printf("missing a reply: %s", replid)
962 saveonemore(replid)
963 }
964 }
965 }
966 return &xonk
967 }
968
969 return xonkxonkfn(item, origin, false)
970}
971
972func dumpactivity(item junk.Junk) {
973 fd, err := os.OpenFile("savedinbox.json", os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
974 if err != nil {
975 log.Printf("error opening inbox! %s", err)
976 return
977 }
978 defer fd.Close()
979 item.Write(fd)
980 io.WriteString(fd, "\n")
981}
982
983func rubadubdub(user *WhatAbout, req junk.Junk) {
984 actor, _ := req.GetString("actor")
985 j := junk.New()
986 j["@context"] = itiswhatitis
987 j["id"] = user.URL + "/dub/" + xfiltrate()
988 j["type"] = "Accept"
989 j["actor"] = user.URL
990 j["to"] = actor
991 j["published"] = time.Now().UTC().Format(time.RFC3339)
992 j["object"] = req
993
994 deliverate(0, user.ID, actor, j.ToBytes(), true)
995}
996
997func itakeitallback(user *WhatAbout, xid string, owner string, folxid string) {
998 j := junk.New()
999 j["@context"] = itiswhatitis
1000 j["id"] = user.URL + "/unsub/" + folxid
1001 j["type"] = "Undo"
1002 j["actor"] = user.URL
1003 j["to"] = owner
1004 f := junk.New()
1005 f["id"] = user.URL + "/sub/" + folxid
1006 f["type"] = "Follow"
1007 f["actor"] = user.URL
1008 f["to"] = owner
1009 f["object"] = xid
1010 j["object"] = f
1011 j["published"] = time.Now().UTC().Format(time.RFC3339)
1012
1013 deliverate(0, user.ID, owner, j.ToBytes(), true)
1014}
1015
1016func subsub(user *WhatAbout, xid string, owner string, folxid string) {
1017 if xid == "" {
1018 log.Printf("can't subscribe to empty")
1019 return
1020 }
1021 j := junk.New()
1022 j["@context"] = itiswhatitis
1023 j["id"] = user.URL + "/sub/" + folxid
1024 j["type"] = "Follow"
1025 j["actor"] = user.URL
1026 j["to"] = owner
1027 j["object"] = xid
1028 j["published"] = time.Now().UTC().Format(time.RFC3339)
1029
1030 deliverate(0, user.ID, owner, j.ToBytes(), true)
1031}
1032
1033func activatedonks(donks []*Donk) []junk.Junk {
1034 var atts []junk.Junk
1035 for _, d := range donks {
1036 if re_emus.MatchString(d.Name) {
1037 continue
1038 }
1039 jd := junk.New()
1040 jd["mediaType"] = d.Media
1041 jd["name"] = d.Name
1042 jd["summary"] = html.EscapeString(d.Desc)
1043 jd["type"] = "Document"
1044 jd["url"] = d.URL
1045 atts = append(atts, jd)
1046 }
1047 return atts
1048}
1049
1050// returns activity, object
1051func jonkjonk(user *WhatAbout, h *Honk) (junk.Junk, junk.Junk) {
1052 dt := h.Date.Format(time.RFC3339)
1053 var jo junk.Junk
1054 j := junk.New()
1055 j["id"] = user.URL + "/" + h.What + "/" + shortxid(h.XID)
1056 j["actor"] = user.URL
1057 j["published"] = dt
1058 j["to"] = h.Audience[0]
1059 if len(h.Audience) > 1 {
1060 j["cc"] = h.Audience[1:]
1061 }
1062
1063 switch h.What {
1064 case "update":
1065 fallthrough
1066 case "tonk":
1067 fallthrough
1068 case "event":
1069 fallthrough
1070 case "honk":
1071 j["type"] = "Create"
1072 if h.What == "update" {
1073 j["type"] = "Update"
1074 }
1075
1076 jo = junk.New()
1077 jo["id"] = h.XID
1078 jo["type"] = "Note"
1079 if h.What == "event" {
1080 jo["type"] = "Event"
1081 }
1082 jo["published"] = dt
1083 jo["url"] = h.XID
1084 jo["attributedTo"] = user.URL
1085 if h.RID != "" {
1086 jo["inReplyTo"] = h.RID
1087 }
1088 if h.Convoy != "" {
1089 jo["context"] = h.Convoy
1090 jo["conversation"] = h.Convoy
1091 }
1092 jo["to"] = h.Audience[0]
1093 if len(h.Audience) > 1 {
1094 jo["cc"] = h.Audience[1:]
1095 }
1096 if !h.Public {
1097 jo["directMessage"] = true
1098 }
1099 translate(h)
1100 redoimages(h)
1101 if h.Precis != "" {
1102 jo["sensitive"] = true
1103 }
1104
1105 var replies []string
1106 for _, reply := range h.Replies {
1107 replies = append(replies, reply.XID)
1108 }
1109 if len(replies) > 0 {
1110 jr := junk.New()
1111 jr["type"] = "Collection"
1112 jr["totalItems"] = len(replies)
1113 jr["items"] = replies
1114 jo["replies"] = jr
1115 }
1116
1117 var tags []junk.Junk
1118 for _, m := range h.Mentions {
1119 t := junk.New()
1120 t["type"] = "Mention"
1121 t["name"] = m.Who
1122 t["href"] = m.Where
1123 tags = append(tags, t)
1124 }
1125 for _, o := range h.Onts {
1126 t := junk.New()
1127 t["type"] = "Hashtag"
1128 o = strings.ToLower(o)
1129 t["href"] = fmt.Sprintf("https://%s/o/%s", serverName, o[1:])
1130 t["name"] = o
1131 tags = append(tags, t)
1132 }
1133 for _, e := range herdofemus(h.Noise) {
1134 t := junk.New()
1135 t["id"] = e.ID
1136 t["type"] = "Emoji"
1137 t["name"] = e.Name
1138 i := junk.New()
1139 i["type"] = "Image"
1140 i["mediaType"] = "image/png"
1141 i["url"] = e.ID
1142 t["icon"] = i
1143 tags = append(tags, t)
1144 }
1145 for _, e := range fixupflags(h) {
1146 t := junk.New()
1147 t["id"] = e.ID
1148 t["type"] = "Emoji"
1149 t["name"] = e.Name
1150 i := junk.New()
1151 i["type"] = "Image"
1152 i["mediaType"] = "image/png"
1153 i["url"] = e.ID
1154 t["icon"] = i
1155 tags = append(tags, t)
1156 }
1157 if len(tags) > 0 {
1158 jo["tag"] = tags
1159 }
1160 if p := h.Place; p != nil {
1161 t := junk.New()
1162 t["type"] = "Place"
1163 if p.Name != "" {
1164 t["name"] = p.Name
1165 }
1166 if p.Latitude != 0 {
1167 t["latitude"] = p.Latitude
1168 }
1169 if p.Longitude != 0 {
1170 t["longitude"] = p.Longitude
1171 }
1172 if p.Url != "" {
1173 t["url"] = p.Url
1174 }
1175 jo["location"] = t
1176 }
1177 if t := h.Time; t != nil {
1178 jo["startTime"] = t.StartTime.Format(time.RFC3339)
1179 if t.Duration != 0 {
1180 jo["duration"] = "PT" + strings.ToUpper(t.Duration.String())
1181 }
1182 }
1183 atts := activatedonks(h.Donks)
1184 if len(atts) > 0 {
1185 jo["attachment"] = atts
1186 }
1187 jo["summary"] = html.EscapeString(h.Precis)
1188 jo["content"] = h.Noise
1189 j["object"] = jo
1190 case "bonk":
1191 j["type"] = "Announce"
1192 if h.Convoy != "" {
1193 j["context"] = h.Convoy
1194 }
1195 j["object"] = h.XID
1196 case "unbonk":
1197 b := junk.New()
1198 b["id"] = user.URL + "/" + "bonk" + "/" + shortxid(h.XID)
1199 b["type"] = "Announce"
1200 b["actor"] = user.URL
1201 if h.Convoy != "" {
1202 b["context"] = h.Convoy
1203 }
1204 b["object"] = h.XID
1205 j["type"] = "Undo"
1206 j["object"] = b
1207 case "zonk":
1208 j["type"] = "Delete"
1209 j["object"] = h.XID
1210 case "ack":
1211 j["type"] = "Read"
1212 j["object"] = h.XID
1213 if h.Convoy != "" {
1214 j["context"] = h.Convoy
1215 }
1216 case "react":
1217 j["type"] = "EmojiReact"
1218 j["object"] = h.XID
1219 if h.Convoy != "" {
1220 j["context"] = h.Convoy
1221 }
1222 j["content"] = h.Noise
1223 case "deack":
1224 b := junk.New()
1225 b["id"] = user.URL + "/" + "ack" + "/" + shortxid(h.XID)
1226 b["type"] = "Read"
1227 b["actor"] = user.URL
1228 b["object"] = h.XID
1229 if h.Convoy != "" {
1230 b["context"] = h.Convoy
1231 }
1232 j["type"] = "Undo"
1233 j["object"] = b
1234 }
1235
1236 return j, jo
1237}
1238
1239var oldjonks = cache.New(cache.Options{Filler: func(xid string) ([]byte, bool) {
1240 row := stmtAnyXonk.QueryRow(xid)
1241 honk := scanhonk(row)
1242 if honk == nil || !honk.Public {
1243 return nil, true
1244 }
1245 user, _ := butwhatabout(honk.Username)
1246 rawhonks := gethonksbyconvoy(honk.UserID, honk.Convoy, 0)
1247 reversehonks(rawhonks)
1248 for _, h := range rawhonks {
1249 if h.RID == honk.XID && h.Public && (h.Whofore == 2 || h.IsAcked()) {
1250 honk.Replies = append(honk.Replies, h)
1251 }
1252 }
1253 donksforhonks([]*Honk{honk})
1254 _, j := jonkjonk(user, honk)
1255 j["@context"] = itiswhatitis
1256
1257 return j.ToBytes(), true
1258}, Limit: 128})
1259
1260func gimmejonk(xid string) ([]byte, bool) {
1261 var j []byte
1262 ok := oldjonks.Get(xid, &j)
1263 return j, ok
1264}
1265
1266func boxuprcpts(user *WhatAbout, addresses []string, useshared bool) map[string]bool {
1267 rcpts := make(map[string]bool)
1268 for _, a := range addresses {
1269 if a == "" || a == thewholeworld || a == user.URL || strings.HasSuffix(a, "/followers") {
1270 continue
1271 }
1272 if a[0] == '%' {
1273 rcpts[a] = true
1274 continue
1275 }
1276 var box *Box
1277 ok := boxofboxes.Get(a, &box)
1278 if ok && useshared && box.Shared != "" {
1279 rcpts["%"+box.Shared] = true
1280 } else {
1281 rcpts[a] = true
1282 }
1283 }
1284 return rcpts
1285}
1286
1287func chonkifymsg(user *WhatAbout, ch *Chonk) []byte {
1288 dt := ch.Date.Format(time.RFC3339)
1289 aud := []string{ch.Target}
1290
1291 jo := junk.New()
1292 jo["id"] = ch.XID
1293 jo["type"] = "ChatMessage"
1294 jo["published"] = dt
1295 jo["attributedTo"] = user.URL
1296 jo["to"] = aud
1297 jo["content"] = ch.HTML
1298 atts := activatedonks(ch.Donks)
1299 if len(atts) > 0 {
1300 jo["attachment"] = atts
1301 }
1302 var tags []junk.Junk
1303 for _, e := range herdofemus(ch.Noise) {
1304 t := junk.New()
1305 t["id"] = e.ID
1306 t["type"] = "Emoji"
1307 t["name"] = e.Name
1308 i := junk.New()
1309 i["type"] = "Image"
1310 i["mediaType"] = "image/png"
1311 i["url"] = e.ID
1312 t["icon"] = i
1313 tags = append(tags, t)
1314 }
1315 if len(tags) > 0 {
1316 jo["tag"] = tags
1317 }
1318
1319 j := junk.New()
1320 j["@context"] = itiswhatitis
1321 j["id"] = user.URL + "/" + "honk" + "/" + shortxid(ch.XID)
1322 j["type"] = "Create"
1323 j["actor"] = user.URL
1324 j["published"] = dt
1325 j["to"] = aud
1326 j["object"] = jo
1327
1328 return j.ToBytes()
1329}
1330
1331func sendchonk(user *WhatAbout, ch *Chonk) {
1332 msg := chonkifymsg(user, ch)
1333
1334 rcpts := make(map[string]bool)
1335 rcpts[ch.Target] = true
1336 for a := range rcpts {
1337 go deliverate(0, user.ID, a, msg, true)
1338 }
1339}
1340
1341func honkworldwide(user *WhatAbout, honk *Honk) {
1342 jonk, _ := jonkjonk(user, honk)
1343 jonk["@context"] = itiswhatitis
1344 msg := jonk.ToBytes()
1345
1346 rcpts := boxuprcpts(user, honk.Audience, honk.Public)
1347
1348 if honk.Public {
1349 for _, h := range getdubs(user.ID) {
1350 if h.XID == user.URL {
1351 continue
1352 }
1353 var box *Box
1354 ok := boxofboxes.Get(h.XID, &box)
1355 if ok && box.Shared != "" {
1356 rcpts["%"+box.Shared] = true
1357 } else {
1358 rcpts[h.XID] = true
1359 }
1360 }
1361 for _, f := range getbacktracks(honk.XID) {
1362 var box *Box
1363 ok := boxofboxes.Get(f, &box)
1364 if ok && box.Shared != "" {
1365 rcpts["%"+box.Shared] = true
1366 } else {
1367 rcpts[f] = true
1368 }
1369 }
1370 }
1371 for a := range rcpts {
1372 go deliverate(0, user.ID, a, msg, doesitmatter(honk.What))
1373 }
1374 if honk.Public && len(honk.Onts) > 0 {
1375 collectiveaction(honk)
1376 }
1377}
1378
1379func doesitmatter(what string) bool {
1380 switch what {
1381 case "ack":
1382 return false
1383 case "react":
1384 return false
1385 case "deack":
1386 return false
1387 }
1388 return true
1389}
1390
1391func collectiveaction(honk *Honk) {
1392 user := getserveruser()
1393 for _, ont := range honk.Onts {
1394 dubs := getnameddubs(serverUID, ont)
1395 if len(dubs) == 0 {
1396 continue
1397 }
1398 j := junk.New()
1399 j["@context"] = itiswhatitis
1400 j["type"] = "Add"
1401 j["id"] = user.URL + "/add/" + shortxid(ont+honk.XID)
1402 j["actor"] = user.URL
1403 j["object"] = honk.XID
1404 j["target"] = fmt.Sprintf("https://%s/o/%s", serverName, ont[1:])
1405 rcpts := make(map[string]bool)
1406 for _, dub := range dubs {
1407 var box *Box
1408 ok := boxofboxes.Get(dub.XID, &box)
1409 if ok && box.Shared != "" {
1410 rcpts["%"+box.Shared] = true
1411 } else {
1412 rcpts[dub.XID] = true
1413 }
1414 }
1415 msg := j.ToBytes()
1416 for a := range rcpts {
1417 go deliverate(0, user.ID, a, msg, false)
1418 }
1419 }
1420}
1421
1422func junkuser(user *WhatAbout) junk.Junk {
1423 j := junk.New()
1424 j["@context"] = itiswhatitis
1425 j["id"] = user.URL
1426 j["inbox"] = user.URL + "/inbox"
1427 j["outbox"] = user.URL + "/outbox"
1428 j["name"] = user.Display
1429 j["preferredUsername"] = user.Name
1430 j["summary"] = user.HTAbout
1431 var tags []junk.Junk
1432 for _, o := range user.Onts {
1433 t := junk.New()
1434 t["type"] = "Hashtag"
1435 o = strings.ToLower(o)
1436 t["href"] = fmt.Sprintf("https://%s/o/%s", serverName, o[1:])
1437 t["name"] = o
1438 tags = append(tags, t)
1439 }
1440 if len(tags) > 0 {
1441 j["tag"] = tags
1442 }
1443
1444 if user.ID > 0 {
1445 j["type"] = "Person"
1446 j["url"] = user.URL
1447 j["followers"] = user.URL + "/followers"
1448 j["following"] = user.URL + "/following"
1449 a := junk.New()
1450 a["type"] = "Image"
1451 a["mediaType"] = "image/png"
1452 if ava := user.Options.Avatar; ava != "" {
1453 a["url"] = ava
1454 } else {
1455 a["url"] = fmt.Sprintf("https://%s/a?a=%s", serverName, url.QueryEscape(user.URL))
1456 }
1457 j["icon"] = a
1458 } else {
1459 j["type"] = "Service"
1460 }
1461 k := junk.New()
1462 k["id"] = user.URL + "#key"
1463 k["owner"] = user.URL
1464 k["publicKeyPem"] = user.Key
1465 j["publicKey"] = k
1466
1467 return j
1468}
1469
1470var oldjonkers = cache.New(cache.Options{Filler: func(name string) ([]byte, bool) {
1471 user, err := butwhatabout(name)
1472 if err != nil {
1473 return nil, false
1474 }
1475 var buf bytes.Buffer
1476 j := junkuser(user)
1477 j.Write(&buf)
1478 return buf.Bytes(), true
1479}, Duration: 1 * time.Minute})
1480
1481func asjonker(name string) ([]byte, bool) {
1482 var j []byte
1483 ok := oldjonkers.Get(name, &j)
1484 return j, ok
1485}
1486
1487var handfull = cache.New(cache.Options{Filler: func(name string) (string, bool) {
1488 m := strings.Split(name, "@")
1489 if len(m) != 2 {
1490 log.Printf("bad fish name: %s", name)
1491 return "", true
1492 }
1493 var href string
1494 row := stmtGetXonker.QueryRow(name, "fishname")
1495 err := row.Scan(&href)
1496 if err == nil {
1497 return href, true
1498 }
1499 log.Printf("fishing for %s", name)
1500 j, err := GetJunkFast(fmt.Sprintf("https://%s/.well-known/webfinger?resource=acct:%s", m[1], name))
1501 if err != nil {
1502 log.Printf("failed to go fish %s: %s", name, err)
1503 return "", true
1504 }
1505 links, _ := j.GetArray("links")
1506 for _, li := range links {
1507 l, ok := li.(junk.Junk)
1508 if !ok {
1509 continue
1510 }
1511 href, _ := l.GetString("href")
1512 rel, _ := l.GetString("rel")
1513 t, _ := l.GetString("type")
1514 if rel == "self" && friendorfoe(t) {
1515 when := time.Now().UTC().Format(dbtimeformat)
1516 _, err := stmtSaveXonker.Exec(name, href, "fishname", when)
1517 if err != nil {
1518 log.Printf("error saving fishname: %s", err)
1519 }
1520 return href, true
1521 }
1522 }
1523 return href, true
1524}, Duration: 1 * time.Minute})
1525
1526func gofish(name string) string {
1527 if name[0] == '@' {
1528 name = name[1:]
1529 }
1530 var href string
1531 handfull.Get(name, &href)
1532 return href
1533}
1534
1535func investigate(name string) (*SomeThing, error) {
1536 if name == "" {
1537 return nil, fmt.Errorf("no name")
1538 }
1539 if name[0] == '@' {
1540 name = gofish(name)
1541 }
1542 if name == "" {
1543 return nil, fmt.Errorf("no name")
1544 }
1545 obj, err := GetJunkFast(name)
1546 if err != nil {
1547 return nil, err
1548 }
1549 allinjest(originate(name), obj)
1550 return somethingabout(obj)
1551}
1552
1553func somethingabout(obj junk.Junk) (*SomeThing, error) {
1554 info := new(SomeThing)
1555 t, _ := obj.GetString("type")
1556 switch t {
1557 case "Person":
1558 fallthrough
1559 case "Organization":
1560 fallthrough
1561 case "Application":
1562 fallthrough
1563 case "Service":
1564 info.What = SomeActor
1565 case "OrderedCollection":
1566 fallthrough
1567 case "Collection":
1568 info.What = SomeCollection
1569 default:
1570 return nil, fmt.Errorf("unknown object type")
1571 }
1572 info.XID, _ = obj.GetString("id")
1573 info.Name, _ = obj.GetString("preferredUsername")
1574 if info.Name == "" {
1575 info.Name, _ = obj.GetString("name")
1576 }
1577 info.Owner, _ = obj.GetString("attributedTo")
1578 if info.Owner == "" {
1579 info.Owner = info.XID
1580 }
1581 return info, nil
1582}
1583
1584func allinjest(origin string, obj junk.Junk) {
1585 keyobj, ok := obj.GetMap("publicKey")
1586 if ok {
1587 ingestpubkey(origin, keyobj)
1588 }
1589 ingestboxes(origin, obj)
1590 ingesthandle(origin, obj)
1591}
1592
1593func ingestpubkey(origin string, obj junk.Junk) {
1594 keyobj, ok := obj.GetMap("publicKey")
1595 if ok {
1596 obj = keyobj
1597 }
1598 keyname, ok := obj.GetString("id")
1599 var data string
1600 row := stmtGetXonker.QueryRow(keyname, "pubkey")
1601 err := row.Scan(&data)
1602 if err == nil {
1603 return
1604 }
1605 if !ok || origin != originate(keyname) {
1606 log.Printf("bad key origin %s <> %s", origin, keyname)
1607 return
1608 }
1609 log.Printf("ingesting a needed pubkey: %s", keyname)
1610 owner, ok := obj.GetString("owner")
1611 if !ok {
1612 log.Printf("error finding %s pubkey owner", keyname)
1613 return
1614 }
1615 data, ok = obj.GetString("publicKeyPem")
1616 if !ok {
1617 log.Printf("error finding %s pubkey", keyname)
1618 return
1619 }
1620 if originate(owner) != origin {
1621 log.Printf("bad key owner: %s <> %s", owner, origin)
1622 return
1623 }
1624 _, _, err = httpsig.DecodeKey(data)
1625 if err != nil {
1626 log.Printf("error decoding %s pubkey: %s", keyname, err)
1627 return
1628 }
1629 when := time.Now().UTC().Format(dbtimeformat)
1630 _, err = stmtSaveXonker.Exec(keyname, data, "pubkey", when)
1631 if err != nil {
1632 log.Printf("error saving key: %s", err)
1633 }
1634}
1635
1636func ingestboxes(origin string, obj junk.Junk) {
1637 ident, _ := obj.GetString("id")
1638 if ident == "" {
1639 return
1640 }
1641 if originate(ident) != origin {
1642 return
1643 }
1644 var info string
1645 row := stmtGetXonker.QueryRow(ident, "boxes")
1646 err := row.Scan(&info)
1647 if err == nil {
1648 return
1649 }
1650 log.Printf("ingesting boxes: %s", ident)
1651 inbox, _ := obj.GetString("inbox")
1652 outbox, _ := obj.GetString("outbox")
1653 sbox, _ := obj.GetString("endpoints", "sharedInbox")
1654 if inbox != "" {
1655 when := time.Now().UTC().Format(dbtimeformat)
1656 m := strings.Join([]string{inbox, outbox, sbox}, " ")
1657 _, err = stmtSaveXonker.Exec(ident, m, "boxes", when)
1658 if err != nil {
1659 log.Printf("error saving boxes: %s", err)
1660 }
1661 }
1662}
1663
1664func ingesthandle(origin string, obj junk.Junk) {
1665 xid, _ := obj.GetString("id")
1666 if xid == "" {
1667 return
1668 }
1669 if originate(xid) != origin {
1670 return
1671 }
1672 var handle string
1673 row := stmtGetXonker.QueryRow(xid, "handle")
1674 err := row.Scan(&handle)
1675 if err == nil {
1676 return
1677 }
1678 handle, _ = obj.GetString("preferredUsername")
1679 if handle != "" {
1680 when := time.Now().UTC().Format(dbtimeformat)
1681 _, err = stmtSaveXonker.Exec(xid, handle, "handle", when)
1682 if err != nil {
1683 log.Printf("error saving handle: %s", err)
1684 }
1685 }
1686}
1687
1688func updateMe(username string) {
1689 var user *WhatAbout
1690 somenamedusers.Get(username, &user)
1691 dt := time.Now().UTC().Format(time.RFC3339)
1692 j := junk.New()
1693 j["@context"] = itiswhatitis
1694 j["id"] = fmt.Sprintf("%s/upme/%s/%d", user.URL, user.Name, time.Now().Unix())
1695 j["actor"] = user.URL
1696 j["published"] = dt
1697 j["to"] = thewholeworld
1698 j["type"] = "Update"
1699 j["object"] = junkuser(user)
1700
1701 msg := j.ToBytes()
1702
1703 rcpts := make(map[string]bool)
1704 for _, f := range getdubs(user.ID) {
1705 if f.XID == user.URL {
1706 continue
1707 }
1708 var box *Box
1709 boxofboxes.Get(f.XID, &box)
1710 if box != nil && box.Shared != "" {
1711 rcpts["%"+box.Shared] = true
1712 } else {
1713 rcpts[f.XID] = true
1714 }
1715 }
1716 for a := range rcpts {
1717 go deliverate(0, user.ID, a, msg, false)
1718 }
1719}
1720
1721func followme(user *WhatAbout, who string, name string, j junk.Junk) {
1722 folxid, _ := j.GetString("id")
1723
1724 log.Printf("updating honker follow: %s %s", who, folxid)
1725
1726 var x string
1727 db := opendatabase()
1728 row := db.QueryRow("select xid from honkers where name = ? and xid = ? and userid = ? and flavor in ('dub', 'undub')", name, who, user.ID)
1729 err := row.Scan(&x)
1730 if err != sql.ErrNoRows {
1731 log.Printf("duplicate follow request: %s", who)
1732 _, err = stmtUpdateFlavor.Exec("dub", folxid, user.ID, name, who, "undub")
1733 if err != nil {
1734 log.Printf("error updating honker: %s", err)
1735 }
1736 } else {
1737 stmtSaveDub.Exec(user.ID, name, who, "dub", folxid)
1738 }
1739 go rubadubdub(user, j)
1740}
1741
1742func unfollowme(user *WhatAbout, who string, name string, j junk.Junk) {
1743 var folxid string
1744 if who == "" {
1745 folxid, _ = j.GetString("object")
1746
1747 db := opendatabase()
1748 row := db.QueryRow("select xid, name from honkers where userid = ? and folxid = ? and flavor in ('dub', 'undub')", user.ID, folxid)
1749 err := row.Scan(&who, &name)
1750 if err != nil {
1751 if err != sql.ErrNoRows {
1752 log.Printf("error scanning honker: %s", err)
1753 }
1754 return
1755 }
1756 }
1757
1758 log.Printf("updating honker undo: %s %s", who, folxid)
1759 _, err := stmtUpdateFlavor.Exec("undub", folxid, user.ID, name, who, "dub")
1760 if err != nil {
1761 log.Printf("error updating honker: %s", err)
1762 return
1763 }
1764}
1765
1766func followyou(user *WhatAbout, honkerid int64) {
1767 var url, owner string
1768 db := opendatabase()
1769 row := db.QueryRow("select xid, owner from honkers where honkerid = ? and userid = ? and flavor in ('unsub', 'peep', 'presub', 'sub')",
1770 honkerid, user.ID)
1771 err := row.Scan(&url, &owner)
1772 if err != nil {
1773 log.Printf("can't get honker xid: %s", err)
1774 return
1775 }
1776 folxid := xfiltrate()
1777 log.Printf("subscribing to %s", url)
1778 _, err = db.Exec("update honkers set flavor = ?, folxid = ? where honkerid = ?", "presub", folxid, honkerid)
1779 if err != nil {
1780 log.Printf("error updating honker: %s", err)
1781 return
1782 }
1783 go subsub(user, url, owner, folxid)
1784
1785}
1786func unfollowyou(user *WhatAbout, honkerid int64) {
1787 db := opendatabase()
1788 row := db.QueryRow("select xid, owner, folxid from honkers where honkerid = ? and userid = ? and flavor in ('sub')",
1789 honkerid, user.ID)
1790 var url, owner, folxid string
1791 err := row.Scan(&url, &owner, &folxid)
1792 if err != nil {
1793 log.Printf("can't get honker xid: %s", err)
1794 return
1795 }
1796 log.Printf("unsubscribing from %s", url)
1797 _, err = db.Exec("update honkers set flavor = ? where honkerid = ?", "unsub", honkerid)
1798 if err != nil {
1799 log.Printf("error updating honker: %s", err)
1800 return
1801 }
1802 go itakeitallback(user, url, owner, folxid)
1803}
1804
1805func followyou2(user *WhatAbout, j junk.Junk) {
1806 who, _ := j.GetString("actor")
1807
1808 log.Printf("updating honker accept: %s", who)
1809 db := opendatabase()
1810 row := db.QueryRow("select name, folxid from honkers where userid = ? and xid = ? and flavor in ('presub')",
1811 user.ID, who)
1812 var name, folxid string
1813 err := row.Scan(&name, &folxid)
1814 if err != nil {
1815 log.Printf("can't get honker name: %s", err)
1816 return
1817 }
1818 _, err = stmtUpdateFlavor.Exec("sub", folxid, user.ID, name, who, "presub")
1819 if err != nil {
1820 log.Printf("error updating honker: %s", err)
1821 return
1822 }
1823}
1824
1825func nofollowyou2(user *WhatAbout, j junk.Junk) {
1826 who, _ := j.GetString("actor")
1827
1828 log.Printf("updating honker reject: %s", who)
1829 db := opendatabase()
1830 row := db.QueryRow("select name, folxid from honkers where userid = ? and xid = ? and flavor in ('presub', 'sub')",
1831 user.ID, who)
1832 var name, folxid string
1833 err := row.Scan(&name, &folxid)
1834 if err != nil {
1835 log.Printf("can't get honker name: %s", err)
1836 return
1837 }
1838 _, err = stmtUpdateFlavor.Exec("unsub", folxid, user.ID, name, who, "presub")
1839 _, err = stmtUpdateFlavor.Exec("unsub", folxid, user.ID, name, who, "sub")
1840 if err != nil {
1841 log.Printf("error updating honker: %s", err)
1842 return
1843 }
1844}