all repos — honk @ 33eddd2dd9c9ed854a8549a8fda45d6c2ea91bc6

my fork of honk

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	"compress/gzip"
 21	"crypto/rsa"
 22	"database/sql"
 23	"encoding/json"
 24	"fmt"
 25	"html"
 26	"image"
 27	"io"
 28	"log"
 29	"net/http"
 30	"net/url"
 31	"os"
 32	"strconv"
 33	"strings"
 34	"sync"
 35	"time"
 36)
 37
 38func NewJunk() map[string]interface{} {
 39	return make(map[string]interface{})
 40}
 41
 42func WriteJunk(w io.Writer, j map[string]interface{}) error {
 43	e := json.NewEncoder(w)
 44	e.SetEscapeHTML(false)
 45	e.SetIndent("", "  ")
 46	err := e.Encode(j)
 47	return err
 48}
 49
 50func ReadJunk(r io.Reader) (map[string]interface{}, error) {
 51	decoder := json.NewDecoder(r)
 52	var j map[string]interface{}
 53	err := decoder.Decode(&j)
 54	if err != nil {
 55		return nil, err
 56	}
 57	return j, nil
 58}
 59
 60var theonetruename = `application/ld+json; profile="https://www.w3.org/ns/activitystreams"`
 61var thefakename = `application/activity+json`
 62var falsenames = []string{
 63	`application/ld+json`,
 64	`application/activity+json`,
 65}
 66var itiswhatitis = "https://www.w3.org/ns/activitystreams"
 67var thewholeworld = "https://www.w3.org/ns/activitystreams#Public"
 68
 69func friendorfoe(ct string) bool {
 70	ct = strings.ToLower(ct)
 71	for _, at := range falsenames {
 72		if strings.HasPrefix(ct, at) {
 73			return true
 74		}
 75	}
 76	return false
 77}
 78
 79func PostJunk(keyname string, key *rsa.PrivateKey, url string, j map[string]interface{}) error {
 80	var buf bytes.Buffer
 81	WriteJunk(&buf, j)
 82	return PostMsg(keyname, key, url, buf.Bytes())
 83}
 84
 85func PostMsg(keyname string, key *rsa.PrivateKey, url string, msg []byte) error {
 86	client := http.DefaultClient
 87	req, err := http.NewRequest("POST", url, bytes.NewReader(msg))
 88	if err != nil {
 89		return err
 90	}
 91	req.Header.Set("Content-Type", theonetruename)
 92	zig(keyname, key, req, msg)
 93	resp, err := client.Do(req)
 94	if err != nil {
 95		return err
 96	}
 97	resp.Body.Close()
 98	switch resp.StatusCode {
 99	case 200:
100	case 201:
101	case 202:
102	default:
103		return fmt.Errorf("http post status: %d", resp.StatusCode)
104	}
105	log.Printf("successful post: %s %d", url, resp.StatusCode)
106	return nil
107}
108
109type gzCloser struct {
110	r     *gzip.Reader
111	under io.ReadCloser
112}
113
114func (gz *gzCloser) Read(p []byte) (int, error) {
115	return gz.r.Read(p)
116}
117
118func (gz *gzCloser) Close() error {
119	defer gz.under.Close()
120	return gz.r.Close()
121}
122
123func GetJunk(url string) (map[string]interface{}, error) {
124	client := http.DefaultClient
125	req, err := http.NewRequest("GET", url, nil)
126	if err != nil {
127		return nil, err
128	}
129	at := thefakename
130	if strings.Contains(url, ".well-known/webfinger?resource") {
131		at = "application/jrd+json"
132	}
133	req.Header.Set("Accept", at)
134	req.Header.Set("Accept-Encoding", "gzip")
135	req.Header.Set("User-Agent", "honksnonk/5.0")
136	resp, err := client.Do(req)
137	if err != nil {
138		return nil, err
139	}
140	if resp.StatusCode != 200 {
141		resp.Body.Close()
142		return nil, fmt.Errorf("http get status: %d", resp.StatusCode)
143	}
144	if strings.EqualFold(resp.Header.Get("Content-Encoding"), "gzip") {
145		gz, err := gzip.NewReader(resp.Body)
146		if err != nil {
147			resp.Body.Close()
148			return nil, err
149		}
150		resp.Body = &gzCloser{r: gz, under: resp.Body}
151	}
152	defer resp.Body.Close()
153	j, err := ReadJunk(resp.Body)
154	return j, err
155}
156
157func jsonfindinterface(ii interface{}, keys []string) interface{} {
158	for _, key := range keys {
159		idx, err := strconv.Atoi(key)
160		if err == nil {
161			m := ii.([]interface{})
162			if idx >= len(m) {
163				return nil
164			}
165			ii = m[idx]
166		} else {
167			m := ii.(map[string]interface{})
168			ii = m[key]
169			if ii == nil {
170				return nil
171			}
172		}
173	}
174	return ii
175}
176func jsonfindstring(j interface{}, keys []string) (string, bool) {
177	s, ok := jsonfindinterface(j, keys).(string)
178	return s, ok
179}
180func jsonfindarray(j interface{}, keys []string) ([]interface{}, bool) {
181	a, ok := jsonfindinterface(j, keys).([]interface{})
182	return a, ok
183}
184func jsonfindmap(j interface{}, keys []string) (map[string]interface{}, bool) {
185	m, ok := jsonfindinterface(j, keys).(map[string]interface{})
186	return m, ok
187}
188func jsongetstring(j interface{}, key string) (string, bool) {
189	return jsonfindstring(j, []string{key})
190}
191func jsongetarray(j interface{}, key string) ([]interface{}, bool) {
192	return jsonfindarray(j, []string{key})
193}
194func jsongetmap(j interface{}, key string) (map[string]interface{}, bool) {
195	return jsonfindmap(j, []string{key})
196}
197
198func savedonk(url string, name, media string) *Donk {
199	var donk Donk
200	row := stmtFindFile.QueryRow(url)
201	err := row.Scan(&donk.FileID)
202	if err == nil {
203		return &donk
204	}
205	log.Printf("saving donk: %s", url)
206	if err != nil && err != sql.ErrNoRows {
207		log.Printf("error querying: %s", err)
208	}
209	resp, err := http.Get(url)
210	if err != nil {
211		log.Printf("error fetching %s: %s", url, err)
212		return nil
213	}
214	defer resp.Body.Close()
215	if resp.StatusCode != 200 {
216		return nil
217	}
218	var buf bytes.Buffer
219	io.Copy(&buf, resp.Body)
220
221	xid := xfiltrate()
222
223	data := buf.Bytes()
224	if strings.HasPrefix(media, "image") {
225		img, format, err := image.Decode(&buf)
226		if err != nil {
227			log.Printf("unable to decode image: %s", err)
228			return nil
229		}
230		data, format, err = vacuumwrap(img, format)
231		media = "image/" + format
232	}
233	res, err := stmtSaveFile.Exec(xid, name, url, media, data)
234	if err != nil {
235		log.Printf("error saving file %s: %s", url, err)
236		return nil
237	}
238	donk.FileID, _ = res.LastInsertId()
239	return &donk
240}
241
242func needxonk(user *WhatAbout, x *Honk) bool {
243	if x == nil {
244		return false
245	}
246	if x.What == "eradicate" {
247		return true
248	}
249	if thoudostbitethythumb(user.ID, x.Audience, x.XID) {
250		log.Printf("not saving thumb biter? %s", x.Honker)
251		return false
252	}
253	return needxonkid(user, x.XID)
254}
255func needxonkid(user *WhatAbout, xid string) bool {
256	if strings.HasPrefix(xid, user.URL+"/h/") {
257		return false
258	}
259	row := stmtFindXonk.QueryRow(user.ID, xid)
260	var id int64
261	err := row.Scan(&id)
262	if err == nil {
263		return false
264	}
265	if err != sql.ErrNoRows {
266		log.Printf("err querying xonk: %s", err)
267	}
268	return true
269}
270
271func savexonk(user *WhatAbout, x *Honk) {
272	if x.What == "eradicate" {
273		log.Printf("eradicating %s by %s", x.RID, x.Honker)
274		_, err := stmtDeleteHonk.Exec(x.RID, x.Honker, user.ID)
275		if err != nil {
276			log.Printf("error eradicating: %s", err)
277		}
278		return
279	}
280	dt := x.Date.UTC().Format(dbtimeformat)
281	aud := strings.Join(x.Audience, " ")
282	whofore := 0
283	if strings.Contains(aud, user.URL) {
284		whofore = 1
285	}
286	res, err := stmtSaveHonk.Exec(x.UserID, x.What, x.Honker, x.XID, x.RID, dt, x.URL, aud,
287		x.Noise, x.Convoy, whofore)
288	if err != nil {
289		log.Printf("err saving xonk: %s", err)
290		return
291	}
292	x.ID, _ = res.LastInsertId()
293	for _, d := range x.Donks {
294		_, err = stmtSaveDonk.Exec(x.ID, d.FileID)
295		if err != nil {
296			log.Printf("err saving donk: %s", err)
297			return
298		}
299	}
300}
301
302type Box struct {
303	In     string
304	Out    string
305	Shared string
306}
307
308var boxofboxes = make(map[string]*Box)
309var boxlock sync.Mutex
310var boxinglock sync.Mutex
311
312func getboxes(ident string) (*Box, error) {
313	boxlock.Lock()
314	b, ok := boxofboxes[ident]
315	boxlock.Unlock()
316	if ok {
317		return b, nil
318	}
319
320	boxinglock.Lock()
321	defer boxinglock.Unlock()
322
323	boxlock.Lock()
324	b, ok = boxofboxes[ident]
325	boxlock.Unlock()
326	if ok {
327		return b, nil
328	}
329
330	row := stmtGetBoxes.QueryRow(ident)
331	b = &Box{}
332	err := row.Scan(&b.In, &b.Out, &b.Shared)
333	if err != nil {
334		j, err := GetJunk(ident)
335		if err != nil {
336			return nil, err
337		}
338		inbox, _ := jsongetstring(j, "inbox")
339		outbox, _ := jsongetstring(j, "outbox")
340		sbox, _ := jsonfindstring(j, []string{"endpoints", "sharedInbox"})
341		b = &Box{In: inbox, Out: outbox, Shared: sbox}
342		if inbox != "" {
343			_, err = stmtSaveBoxes.Exec(ident, inbox, outbox, sbox, "")
344			if err != nil {
345				log.Printf("error saving boxes: %s", err)
346			}
347		}
348	}
349	boxlock.Lock()
350	boxofboxes[ident] = b
351	boxlock.Unlock()
352	return b, nil
353}
354
355func peeppeep() {
356	user, _ := butwhatabout("htest")
357	honkers := gethonkers(user.ID)
358	for _, f := range honkers {
359		if f.Flavor != "peep" {
360			continue
361		}
362		log.Printf("getting updates: %s", f.XID)
363		box, err := getboxes(f.XID)
364		if err != nil {
365			log.Printf("error getting outbox: %s", err)
366			continue
367		}
368		log.Printf("getting outbox")
369		j, err := GetJunk(box.Out)
370		if err != nil {
371			log.Printf("err: %s", err)
372			continue
373		}
374		t, _ := jsongetstring(j, "type")
375		if t == "OrderedCollection" {
376			items, _ := jsongetarray(j, "orderedItems")
377			if items == nil {
378				page1, _ := jsongetstring(j, "first")
379				j, err = GetJunk(page1)
380				if err != nil {
381					log.Printf("err: %s", err)
382					continue
383				}
384				items, _ = jsongetarray(j, "orderedItems")
385			}
386
387			for _, item := range items {
388				xonk := xonkxonk(user, item)
389				if needxonk(user, xonk) {
390					savexonk(user, xonk)
391				}
392			}
393		}
394	}
395}
396
397func whosthere(xid string) ([]string, string) {
398	obj, err := GetJunk(xid)
399	if err != nil {
400		log.Printf("error getting remote xonk: %s", err)
401		return nil, ""
402	}
403	convoy, _ := jsongetstring(obj, "context")
404	if convoy == "" {
405		convoy, _ = jsongetstring(obj, "conversation")
406	}
407	return newphone(nil, obj), convoy
408}
409
410func newphone(a []string, obj map[string]interface{}) []string {
411	for _, addr := range []string{"to", "cc", "attributedTo"} {
412		who, _ := jsongetstring(obj, addr)
413		if who != "" {
414			a = append(a, who)
415		}
416		whos, _ := jsongetarray(obj, addr)
417		for _, w := range whos {
418			who, _ := w.(string)
419			if who != "" {
420				a = append(a, who)
421			}
422		}
423	}
424	return a
425}
426
427func xonkxonk(user *WhatAbout, item interface{}) *Honk {
428	depth := 0
429	maxdepth := 4
430	var xonkxonkfn func(item interface{}) *Honk
431
432	saveoneup := func(xid string) {
433		log.Printf("getting oneup: %s", xid)
434		if depth >= maxdepth {
435			log.Printf("in too deep")
436			return
437		}
438		obj, err := GetJunk(xid)
439		if err != nil {
440			log.Printf("error getting oneup: %s", err)
441			return
442		}
443		depth++
444		xonk := xonkxonkfn(obj)
445		if needxonk(user, xonk) {
446			xonk.UserID = user.ID
447			savexonk(user, xonk)
448		}
449		depth--
450	}
451
452	xonkxonkfn = func(item interface{}) *Honk {
453		// id, _ := jsongetstring(item, "id")
454		what, _ := jsongetstring(item, "type")
455		dt, _ := jsongetstring(item, "published")
456
457		var audience []string
458		var err error
459		var xid, rid, url, content, convoy string
460		var obj map[string]interface{}
461		var ok bool
462		switch what {
463		case "Announce":
464			xid, ok = jsongetstring(item, "object")
465			if ok {
466				if !needxonkid(user, xid) {
467					return nil
468				}
469				log.Printf("getting bonk: %s", xid)
470				obj, err = GetJunk(xid)
471				if err != nil {
472					log.Printf("error regetting: %s", err)
473				}
474			} else {
475				obj, _ = jsongetmap(item, "object")
476			}
477			what = "bonk"
478		case "Create":
479			obj, _ = jsongetmap(item, "object")
480			what = "honk"
481		case "Note":
482			obj = item.(map[string]interface{})
483			what = "honk"
484		case "Delete":
485			obj, _ = jsongetmap(item, "object")
486			rid, _ = jsongetstring(item, "object")
487			what = "eradicate"
488		default:
489			log.Printf("unknown activity: %s", what)
490			return nil
491		}
492
493		var xonk Honk
494		who, _ := jsongetstring(item, "actor")
495		if obj != nil {
496			if who == "" {
497				who, _ = jsongetstring(obj, "attributedTo")
498			}
499			ot, _ := jsongetstring(obj, "type")
500			url, _ = jsongetstring(obj, "url")
501			if ot == "Note" || ot == "Article" {
502				audience = newphone(audience, obj)
503				xid, _ = jsongetstring(obj, "id")
504				content, _ = jsongetstring(obj, "content")
505				summary, _ := jsongetstring(obj, "summary")
506				if !strings.HasPrefix(content, "<p>") {
507					content = "<p>" + content
508				}
509				if summary != "" {
510					content = "<p>summary: " + summary + content
511				}
512				rid, _ = jsongetstring(obj, "inReplyTo")
513				convoy, _ = jsongetstring(obj, "context")
514				if convoy == "" {
515					convoy, _ = jsongetstring(obj, "conversation")
516				}
517				if what == "honk" && rid != "" {
518					what = "tonk"
519					if needxonkid(user, rid) {
520						saveoneup(rid)
521					}
522				}
523			}
524			if ot == "Tombstone" {
525				rid, _ = jsongetstring(obj, "id")
526			}
527			atts, _ := jsongetarray(obj, "attachment")
528			for _, att := range atts {
529				at, _ := jsongetstring(att, "type")
530				mt, _ := jsongetstring(att, "mediaType")
531				u, _ := jsongetstring(att, "url")
532				name, _ := jsongetstring(att, "name")
533				if at == "Document" {
534					mt = strings.ToLower(mt)
535					log.Printf("attachment: %s %s", mt, u)
536					if mt == "image/jpeg" || mt == "image/png" ||
537						mt == "text/plain" {
538						donk := savedonk(u, name, mt)
539						if donk != nil {
540							xonk.Donks = append(xonk.Donks, donk)
541						}
542					} else {
543						u = html.EscapeString(u)
544						content += fmt.Sprintf(
545							`<p>External attachment: <a href="%s" rel=noreferrer>%s</a>`, u, u)
546					}
547				} else {
548					log.Printf("unknown attachment: %s", at)
549				}
550			}
551			tags, _ := jsongetarray(obj, "tag")
552			for _, tag := range tags {
553				tt, _ := jsongetstring(tag, "type")
554				name, _ := jsongetstring(tag, "name")
555				if tt == "Emoji" {
556					icon, _ := jsongetmap(tag, "icon")
557					mt, _ := jsongetstring(icon, "mediaType")
558					if mt == "" {
559						mt = "image/png"
560					}
561					u, _ := jsongetstring(icon, "url")
562					donk := savedonk(u, name, mt)
563					if donk != nil {
564						xonk.Donks = append(xonk.Donks, donk)
565					}
566				}
567			}
568		}
569		audience = append(audience, who)
570
571		audience = oneofakind(audience)
572
573		xonk.UserID = user.ID
574		xonk.What = what
575		xonk.Honker = who
576		xonk.XID = xid
577		xonk.RID = rid
578		xonk.Date, _ = time.Parse(time.RFC3339, dt)
579		xonk.URL = url
580		xonk.Noise = content
581		xonk.Audience = audience
582		xonk.Convoy = convoy
583
584		return &xonk
585	}
586
587	return xonkxonkfn(item)
588}
589
590func rubadubdub(user *WhatAbout, req map[string]interface{}) {
591	xid, _ := jsongetstring(req, "id")
592	reqactor, _ := jsongetstring(req, "actor")
593	j := NewJunk()
594	j["@context"] = itiswhatitis
595	j["id"] = user.URL + "/dub/" + xid
596	j["type"] = "Accept"
597	j["actor"] = user.URL
598	j["to"] = reqactor
599	j["published"] = time.Now().UTC().Format(time.RFC3339)
600	j["object"] = req
601
602	WriteJunk(os.Stdout, j)
603
604	actor, _ := jsongetstring(req, "actor")
605	box, err := getboxes(actor)
606	if err != nil {
607		log.Printf("can't get dub box: %s", err)
608		return
609	}
610	keyname, key := ziggy(user.Name)
611	err = PostJunk(keyname, key, box.In, j)
612	if err != nil {
613		log.Printf("can't rub a dub: %s", err)
614		return
615	}
616	stmtSaveDub.Exec(user.ID, actor, actor, "dub")
617}
618
619func itakeitallback(user *WhatAbout, xid string) error {
620	j := NewJunk()
621	j["@context"] = itiswhatitis
622	j["id"] = user.URL + "/unsub/" + xid
623	j["type"] = "Undo"
624	j["actor"] = user.URL
625	j["to"] = xid
626	f := NewJunk()
627	f["id"] = user.URL + "/sub/" + xid
628	f["type"] = "Follow"
629	f["actor"] = user.URL
630	f["to"] = xid
631	j["object"] = f
632	j["published"] = time.Now().UTC().Format(time.RFC3339)
633
634	box, err := getboxes(xid)
635	if err != nil {
636		return err
637	}
638	keyname, key := ziggy(user.Name)
639	err = PostJunk(keyname, key, box.In, j)
640	if err != nil {
641		return err
642	}
643	return nil
644}
645
646func subsub(user *WhatAbout, xid string) {
647	j := NewJunk()
648	j["@context"] = itiswhatitis
649	j["id"] = user.URL + "/sub/" + xid
650	j["type"] = "Follow"
651	j["actor"] = user.URL
652	j["to"] = xid
653	j["object"] = xid
654	j["published"] = time.Now().UTC().Format(time.RFC3339)
655
656	box, err := getboxes(xid)
657	if err != nil {
658		log.Printf("can't send follow: %s", err)
659		return
660	}
661	WriteJunk(os.Stdout, j)
662	keyname, key := ziggy(user.Name)
663	err = PostJunk(keyname, key, box.In, j)
664	if err != nil {
665		log.Printf("failed to subsub: %s", err)
666	}
667}
668
669func jonkjonk(user *WhatAbout, h *Honk) (map[string]interface{}, map[string]interface{}) {
670	dt := h.Date.Format(time.RFC3339)
671	var jo map[string]interface{}
672	j := NewJunk()
673	j["id"] = user.URL + "/" + h.What + "/" + h.XID
674	j["actor"] = user.URL
675	j["published"] = dt
676	j["to"] = h.Audience[0]
677	if len(h.Audience) > 1 {
678		j["cc"] = h.Audience[1:]
679	}
680
681	switch h.What {
682	case "zonk":
683		fallthrough
684	case "tonk":
685		fallthrough
686	case "honk":
687		j["type"] = "Create"
688		if h.What == "zonk" {
689			j["type"] = "Delete"
690		}
691
692		jo = NewJunk()
693		jo["id"] = user.URL + "/h/" + h.XID
694		jo["type"] = "Note"
695		if h.What == "zonk" {
696			jo["type"] = "Tombstone"
697		}
698		jo["published"] = dt
699		jo["url"] = user.URL + "/h/" + h.XID
700		jo["attributedTo"] = user.URL
701		if h.RID != "" {
702			jo["inReplyTo"] = h.RID
703		}
704		if h.Convoy != "" {
705			jo["context"] = h.Convoy
706			jo["conversation"] = h.Convoy
707		}
708		jo["to"] = h.Audience[0]
709		if len(h.Audience) > 1 {
710			jo["cc"] = h.Audience[1:]
711		}
712		jo["content"] = mentionize(h.Noise)
713		jo["summary"] = nil
714		var tags []interface{}
715		g := bunchofgrapes(h.Noise)
716		for _, m := range g {
717			t := NewJunk()
718			t["type"] = "Mention"
719			t["name"] = m.who
720			t["href"] = m.where
721			tags = append(tags, t)
722		}
723		herd := herdofemus(h.Noise)
724		for _, e := range herd {
725			t := NewJunk()
726			t["id"] = e.ID
727			t["type"] = "Emoji"
728			t["name"] = e.Name
729			i := NewJunk()
730			i["type"] = "Image"
731			i["mediaType"] = "image/png"
732			i["url"] = e.ID
733			t["icon"] = i
734			tags = append(tags, t)
735		}
736		if len(tags) > 0 {
737			jo["tag"] = tags
738		}
739		var atts []interface{}
740		for _, d := range h.Donks {
741			if re_emus.MatchString(d.Name) {
742				continue
743			}
744			jd := NewJunk()
745			jd["mediaType"] = d.Media
746			jd["name"] = d.Name
747			jd["type"] = "Document"
748			jd["url"] = d.URL
749			atts = append(atts, jd)
750		}
751		if len(atts) > 0 {
752			jo["attachment"] = atts
753		}
754		j["object"] = jo
755	case "bonk":
756		j["type"] = "Announce"
757		j["object"] = h.XID
758	}
759
760	return j, jo
761}
762
763func honkworldwide(user *WhatAbout, honk *Honk) {
764	jonk, _ := jonkjonk(user, honk)
765	jonk["@context"] = itiswhatitis
766	var buf bytes.Buffer
767	WriteJunk(&buf, jonk)
768	msg := buf.Bytes()
769
770	rcpts := make(map[string]bool)
771	for _, a := range honk.Audience {
772		if a != thewholeworld && a != user.URL && !strings.HasSuffix(a, "/followers") {
773			box, _ := getboxes(a)
774			if box != nil && box.Shared != "" {
775				rcpts["%"+box.Shared] = true
776			} else {
777				rcpts[a] = true
778			}
779		}
780	}
781	for _, f := range getdubs(user.ID) {
782		box, _ := getboxes(f.XID)
783		if box != nil && box.Shared != "" {
784			rcpts["%"+box.Shared] = true
785		} else {
786			rcpts[f.XID] = true
787		}
788	}
789	for a := range rcpts {
790		go deliverate(0, user.Name, a, msg)
791	}
792}
793
794func asjonker(user *WhatAbout) map[string]interface{} {
795	about := obfusbreak(user.About)
796
797	j := NewJunk()
798	j["@context"] = itiswhatitis
799	j["id"] = user.URL
800	j["type"] = "Person"
801	j["inbox"] = user.URL + "/inbox"
802	j["outbox"] = user.URL + "/outbox"
803	j["followers"] = user.URL + "/followers"
804	j["following"] = user.URL + "/following"
805	j["name"] = user.Display
806	j["preferredUsername"] = user.Name
807	j["summary"] = about
808	j["url"] = user.URL
809	a := NewJunk()
810	a["type"] = "icon"
811	a["mediaType"] = "image/png"
812	a["url"] = fmt.Sprintf("https://%s/a?a=%s", serverName, url.QueryEscape(user.URL))
813	j["icon"] = a
814	k := NewJunk()
815	k["id"] = user.URL + "#key"
816	k["owner"] = user.URL
817	k["publicKeyPem"] = user.Key
818	j["publicKey"] = k
819
820	return j
821}