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	notrand "math/rand"
  25	"net/http"
  26	"net/url"
  27	"os"
  28	"os/signal"
  29	"regexp"
  30	"sort"
  31	"strconv"
  32	"strings"
  33	"syscall"
  34	"time"
  35	"unicode/utf8"
  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 develMode = false
  52
  53var allemus []Emu
  54
  55func getuserstyle(u *login.UserInfo) template.HTMLAttr {
  56	if u == nil {
  57		return ""
  58	}
  59	user, _ := butwhatabout(u.Username)
  60	class := template.HTMLAttr("")
  61	if user.Options.SkinnyCSS {
  62		class += `class="skinny"`
  63	}
  64	return class
  65}
  66
  67func getmaplink(u *login.UserInfo) string {
  68	if u == nil {
  69		return "osm"
  70	}
  71	user, _ := butwhatabout(u.Username)
  72	ml := user.Options.MapLink
  73	if ml == "" {
  74		ml = "osm"
  75	}
  76	return ml
  77}
  78
  79func getInfo(r *http.Request) map[string]interface{} {
  80	templinfo := make(map[string]interface{})
  81	templinfo["StyleParam"] = getassetparam(viewDir + "/views/style.css")
  82	templinfo["LocalStyleParam"] = getassetparam(dataDir + "/views/local.css")
  83	templinfo["JSParam"] = getassetparam(viewDir + "/views/honkpage.js")
  84	templinfo["LocalJSParam"] = getassetparam(dataDir + "/views/local.js")
  85	templinfo["MiscJSParam"] = getassetparam(dataDir + "/views/misc.js")
  86	templinfo["ServerName"] = serverName
  87	templinfo["IconName"] = iconName
  88	templinfo["UserSep"] = userSep
  89	if u := login.GetUserInfo(r); u != nil {
  90		templinfo["UserInfo"], _ = butwhatabout(u.Username)
  91		templinfo["UserStyle"] = getuserstyle(u)
  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			menewnone(userid)
 124			templinfo["UserInfo"], _ = butwhatabout(u.Username)
 125		case "/longago":
 126			templinfo["ServerMessage"] = "long ago and far away!"
 127			templinfo["PageName"] = "longago"
 128			honks = gethonksfromlongago(userid, 0)
 129			honks = osmosis(honks, userid, false)
 130		case "/events":
 131			templinfo["ServerMessage"] = "some recent and upcoming events"
 132			templinfo["PageName"] = "events"
 133			honks = geteventhonks(userid)
 134			honks = osmosis(honks, userid, true)
 135		case "/first":
 136			templinfo["PageName"] = "first"
 137			honks = gethonksforuserfirstclass(userid, 0)
 138			honks = osmosis(honks, userid, true)
 139		case "/saved":
 140			templinfo["ServerMessage"] = "saved honks"
 141			templinfo["PageName"] = "saved"
 142			honks = getsavedhonks(userid, 0)
 143		default:
 144			templinfo["PageName"] = "home"
 145			honks = gethonksforuser(userid, 0)
 146			honks = osmosis(honks, userid, true)
 147		}
 148		templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 149	}
 150
 151	honkpage(w, u, honks, templinfo)
 152}
 153
 154func showemus(w http.ResponseWriter, r *http.Request) {
 155	templinfo := getInfo(r)
 156	templinfo["Emus"] = allemus
 157	err := readviews.Execute(w, "emus.html", templinfo)
 158	if err != nil {
 159		elog.Print(err)
 160	}
 161}
 162
 163func showfunzone(w http.ResponseWriter, r *http.Request) {
 164	var emunames, memenames []string
 165	emuext := make(map[string]string)
 166	dir, err := os.Open(dataDir + "/emus")
 167	if err == nil {
 168		emunames, _ = dir.Readdirnames(0)
 169		dir.Close()
 170	}
 171	for i, e := range emunames {
 172		if len(e) > 4 {
 173			emunames[i] = e[:len(e)-4]
 174			emuext[emunames[i]] = e[len(e)-4:]
 175		}
 176	}
 177	dir, err = os.Open(dataDir + "/memes")
 178	if err == nil {
 179		memenames, _ = dir.Readdirnames(0)
 180		dir.Close()
 181	}
 182	sort.Strings(emunames)
 183	sort.Strings(memenames)
 184	templinfo := getInfo(r)
 185	templinfo["Emus"] = emunames
 186	templinfo["Emuext"] = emuext
 187	templinfo["Memes"] = memenames
 188	err = readviews.Execute(w, "funzone.html", templinfo)
 189	if err != nil {
 190		elog.Print(err)
 191	}
 192}
 193
 194func showrss(w http.ResponseWriter, r *http.Request) {
 195	name := mux.Vars(r)["name"]
 196
 197	var honks []*Honk
 198	if name != "" {
 199		honks = gethonksbyuser(name, false, 0)
 200	} else {
 201		honks = getpublichonks()
 202	}
 203	reverbolate(-1, honks)
 204
 205	home := fmt.Sprintf("https://%s/", serverName)
 206	base := home
 207	if name != "" {
 208		home += "u/" + name
 209		name += " "
 210	}
 211	feed := rss.Feed{
 212		Title:       name + "honk",
 213		Link:        home,
 214		Description: name + "honk rss",
 215		Image: &rss.Image{
 216			URL:   base + "icon.png",
 217			Title: name + "honk rss",
 218			Link:  home,
 219		},
 220	}
 221	var modtime time.Time
 222	for _, honk := range honks {
 223		if !firstclass(honk) {
 224			continue
 225		}
 226		desc := string(honk.HTML)
 227		if t := honk.Time; t != nil {
 228			desc += fmt.Sprintf(`<p>Time: %s`, t.StartTime.Local().Format("03:04PM EDT Mon Jan 02"))
 229			if t.Duration != 0 {
 230				desc += fmt.Sprintf(`<br>Duration: %s`, t.Duration)
 231			}
 232		}
 233		if p := honk.Place; p != nil {
 234			desc += string(templates.Sprintf(`<p>Location: <a href="%s">%s</a> %f %f`,
 235				p.Url, p.Name, p.Latitude, p.Longitude))
 236		}
 237		for _, d := range honk.Donks {
 238			desc += string(templates.Sprintf(`<p><a href="%s">Attachment: %s</a>`,
 239				d.URL, d.Desc))
 240			if strings.HasPrefix(d.Media, "image") {
 241				desc += string(templates.Sprintf(`<img src="%s">`, d.URL))
 242			}
 243		}
 244
 245		feed.Items = append(feed.Items, &rss.Item{
 246			Title:       fmt.Sprintf("%s %s %s", honk.Username, honk.What, honk.XID),
 247			Description: rss.CData{Data: desc},
 248			Link:        honk.URL,
 249			PubDate:     honk.Date.Format(time.RFC1123),
 250			Guid:        &rss.Guid{IsPermaLink: true, Value: honk.URL},
 251		})
 252		if honk.Date.After(modtime) {
 253			modtime = honk.Date
 254		}
 255	}
 256	if !develMode {
 257		w.Header().Set("Cache-Control", "max-age=300")
 258		w.Header().Set("Last-Modified", modtime.Format(http.TimeFormat))
 259	}
 260
 261	err := feed.Write(w)
 262	if err != nil {
 263		elog.Printf("error writing rss: %s", err)
 264	}
 265}
 266
 267func crappola(j junk.Junk) bool {
 268	t, _ := j.GetString("type")
 269	a, _ := j.GetString("actor")
 270	o, _ := j.GetString("object")
 271	if t == "Delete" && a == o {
 272		dlog.Printf("crappola from %s", a)
 273		return true
 274	}
 275	return false
 276}
 277
 278func ping(user *WhatAbout, who string) {
 279	if targ := fullname(who, user.ID); targ != "" {
 280		who = targ
 281	}
 282	if !strings.HasPrefix(who, "https:") {
 283		who = gofish(who)
 284	}
 285	if who == "" {
 286		ilog.Printf("nobody to ping!")
 287		return
 288	}
 289	var box *Box
 290	ok := boxofboxes.Get(who, &box)
 291	if !ok {
 292		ilog.Printf("no inbox to ping %s", who)
 293		return
 294	}
 295	ilog.Printf("sending ping to %s", box.In)
 296	j := junk.New()
 297	j["@context"] = itiswhatitis
 298	j["type"] = "Ping"
 299	j["id"] = user.URL + "/ping/" + xfiltrate()
 300	j["actor"] = user.URL
 301	j["to"] = who
 302	ki := ziggy(user.ID)
 303	if ki == nil {
 304		return
 305	}
 306	err := PostJunk(ki.keyname, ki.seckey, box.In, j)
 307	if err != nil {
 308		elog.Printf("can't send ping: %s", err)
 309		return
 310	}
 311	ilog.Printf("sent ping to %s: %s", who, j["id"])
 312}
 313
 314func pong(user *WhatAbout, who string, obj string) {
 315	var box *Box
 316	ok := boxofboxes.Get(who, &box)
 317	if !ok {
 318		ilog.Printf("no inbox to pong %s", who)
 319		return
 320	}
 321	j := junk.New()
 322	j["@context"] = itiswhatitis
 323	j["type"] = "Pong"
 324	j["id"] = user.URL + "/pong/" + xfiltrate()
 325	j["actor"] = user.URL
 326	j["to"] = who
 327	j["object"] = obj
 328	ki := ziggy(user.ID)
 329	if ki == nil {
 330		return
 331	}
 332	err := PostJunk(ki.keyname, ki.seckey, box.In, j)
 333	if err != nil {
 334		elog.Printf("can't send pong: %s", err)
 335		return
 336	}
 337}
 338
 339func inbox(w http.ResponseWriter, r *http.Request) {
 340	name := mux.Vars(r)["name"]
 341	user, err := butwhatabout(name)
 342	if err != nil {
 343		http.NotFound(w, r)
 344		return
 345	}
 346	if stealthmode(user.ID, r) {
 347		http.NotFound(w, r)
 348		return
 349	}
 350	var buf bytes.Buffer
 351	limiter := io.LimitReader(r.Body, 1*1024*1024)
 352	io.Copy(&buf, limiter)
 353	payload := buf.Bytes()
 354	j, err := junk.FromBytes(payload)
 355	if err != nil {
 356		ilog.Printf("bad payload: %s", err)
 357		ilog.Writer().Write(payload)
 358		ilog.Writer().Write([]byte{'\n'})
 359		return
 360	}
 361
 362	if crappola(j) {
 363		return
 364	}
 365	what, _ := j.GetString("type")
 366	obj, _ := j.GetString("object")
 367	if what == "Like" || (what == "EmojiReact" && originate(obj) != serverName) {
 368		return
 369	}
 370	who, _ := j.GetString("actor")
 371	if rejectactor(user.ID, who) {
 372		return
 373	}
 374
 375	keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
 376	if err != nil && keyname != "" {
 377		savingthrow(keyname)
 378		keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
 379	}
 380	if err != nil {
 381		ilog.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
 382		if keyname != "" {
 383			ilog.Printf("bad signature from %s", keyname)
 384		}
 385		http.Error(w, "what did you call me?", http.StatusTeapot)
 386		return
 387	}
 388	origin := keymatch(keyname, who)
 389	if origin == "" {
 390		ilog.Printf("keyname actor mismatch: %s <> %s", keyname, who)
 391		return
 392	}
 393
 394	switch what {
 395	case "Ping":
 396		id, _ := j.GetString("id")
 397		ilog.Printf("ping from %s: %s", who, id)
 398		pong(user, who, id)
 399	case "Pong":
 400		ilog.Printf("pong from %s: %s", who, obj)
 401	case "Follow":
 402		if obj != user.URL {
 403			ilog.Printf("can't follow %s", obj)
 404			return
 405		}
 406		followme(user, who, who, j)
 407	case "Accept":
 408		followyou2(user, j)
 409	case "Reject":
 410		nofollowyou2(user, j)
 411	case "Update":
 412		obj, ok := j.GetMap("object")
 413		if ok {
 414			what, _ := obj.GetString("type")
 415			switch what {
 416			case "Service":
 417				fallthrough
 418			case "Person":
 419				return
 420			case "Question":
 421				return
 422			}
 423		}
 424		go xonksaver(user, j, origin)
 425	case "Undo":
 426		obj, ok := j.GetMap("object")
 427		if !ok {
 428			folxid, ok := j.GetString("object")
 429			if ok && originate(folxid) == origin {
 430				unfollowme(user, "", "", j)
 431			}
 432			return
 433		}
 434		what, _ := obj.GetString("type")
 435		switch what {
 436		case "Follow":
 437			unfollowme(user, who, who, j)
 438		case "Announce":
 439			xid, _ := obj.GetString("object")
 440			dlog.Printf("undo announce: %s", xid)
 441		case "Like":
 442		default:
 443			ilog.Printf("unknown undo: %s", what)
 444		}
 445	case "EmojiReact":
 446		obj, ok := j.GetString("object")
 447		if ok {
 448			content, _ := j.GetString("content")
 449			addreaction(user, obj, who, content)
 450		}
 451	default:
 452		go xonksaver(user, j, origin)
 453	}
 454}
 455
 456func serverinbox(w http.ResponseWriter, r *http.Request) {
 457	user := getserveruser()
 458	if stealthmode(user.ID, r) {
 459		http.NotFound(w, r)
 460		return
 461	}
 462	var buf bytes.Buffer
 463	io.Copy(&buf, r.Body)
 464	payload := buf.Bytes()
 465	j, err := junk.FromBytes(payload)
 466	if err != nil {
 467		ilog.Printf("bad payload: %s", err)
 468		ilog.Writer().Write(payload)
 469		ilog.Writer().Write([]byte{'\n'})
 470		return
 471	}
 472	if crappola(j) {
 473		return
 474	}
 475	keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
 476	if err != nil && keyname != "" {
 477		savingthrow(keyname)
 478		keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
 479	}
 480	if err != nil {
 481		ilog.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
 482		if keyname != "" {
 483			ilog.Printf("bad signature from %s", keyname)
 484		}
 485		http.Error(w, "what did you call me?", http.StatusTeapot)
 486		return
 487	}
 488	who, _ := j.GetString("actor")
 489	origin := keymatch(keyname, who)
 490	if origin == "" {
 491		ilog.Printf("keyname actor mismatch: %s <> %s", keyname, who)
 492		return
 493	}
 494	if rejectactor(user.ID, who) {
 495		return
 496	}
 497	re_ont := regexp.MustCompile("https://" + serverName + "/o/([\\pL[:digit:]]+)")
 498	what, _ := j.GetString("type")
 499	dlog.Printf("server got a %s", what)
 500	switch what {
 501	case "Follow":
 502		obj, _ := j.GetString("object")
 503		if obj == user.URL {
 504			ilog.Printf("can't follow the server!")
 505			return
 506		}
 507		m := re_ont.FindStringSubmatch(obj)
 508		if len(m) != 2 {
 509			ilog.Printf("not sure how to handle this")
 510			return
 511		}
 512		ont := "#" + m[1]
 513
 514		followme(user, who, ont, j)
 515	case "Undo":
 516		obj, ok := j.GetMap("object")
 517		if !ok {
 518			ilog.Printf("unknown undo no object")
 519			return
 520		}
 521		what, _ := obj.GetString("type")
 522		if what != "Follow" {
 523			ilog.Printf("unknown undo: %s", what)
 524			return
 525		}
 526		targ, _ := obj.GetString("object")
 527		m := re_ont.FindStringSubmatch(targ)
 528		if len(m) != 2 {
 529			ilog.Printf("not sure how to handle this")
 530			return
 531		}
 532		ont := "#" + m[1]
 533		unfollowme(user, who, ont, j)
 534	default:
 535		ilog.Printf("unhandled server activity: %s", what)
 536		dumpactivity(j)
 537	}
 538}
 539
 540func serveractor(w http.ResponseWriter, r *http.Request) {
 541	user := getserveruser()
 542	if stealthmode(user.ID, r) {
 543		http.NotFound(w, r)
 544		return
 545	}
 546	j := junkuser(user)
 547	j.Write(w)
 548}
 549
 550func ximport(w http.ResponseWriter, r *http.Request) {
 551	u := login.GetUserInfo(r)
 552	xid := strings.TrimSpace(r.FormValue("q"))
 553	xonk := getxonk(u.UserID, xid)
 554	if xonk == nil {
 555		p, _ := investigate(xid)
 556		if p != nil {
 557			xid = p.XID
 558		}
 559		j, err := GetJunk(u.UserID, xid)
 560		if err != nil {
 561			http.Error(w, "error getting external object", http.StatusInternalServerError)
 562			ilog.Printf("error getting external object: %s", err)
 563			return
 564		}
 565		allinjest(originate(xid), j)
 566		dlog.Printf("importing %s", xid)
 567		user, _ := butwhatabout(u.Username)
 568
 569		info, _ := somethingabout(j)
 570		if info == nil {
 571			xonk = xonksaver(user, j, originate(xid))
 572		} else if info.What == SomeActor {
 573			outbox, _ := j.GetString("outbox")
 574			gimmexonks(user, outbox)
 575			http.Redirect(w, r, "/h?xid="+url.QueryEscape(xid), http.StatusSeeOther)
 576			return
 577		} else if info.What == SomeCollection {
 578			gimmexonks(user, xid)
 579			http.Redirect(w, r, "/xzone", http.StatusSeeOther)
 580			return
 581		}
 582	}
 583	convoy := ""
 584	if xonk != nil {
 585		convoy = xonk.Convoy
 586	}
 587	http.Redirect(w, r, "/t?c="+url.QueryEscape(convoy), http.StatusSeeOther)
 588}
 589
 590func xzone(w http.ResponseWriter, r *http.Request) {
 591	u := login.GetUserInfo(r)
 592	rows, err := stmtRecentHonkers.Query(u.UserID, u.UserID)
 593	if err != nil {
 594		elog.Printf("query err: %s", err)
 595		return
 596	}
 597	defer rows.Close()
 598	var honkers []Honker
 599	for rows.Next() {
 600		var xid string
 601		rows.Scan(&xid)
 602		honkers = append(honkers, Honker{XID: xid})
 603	}
 604	rows.Close()
 605	for i, _ := range honkers {
 606		_, honkers[i].Handle = handles(honkers[i].XID)
 607	}
 608	templinfo := getInfo(r)
 609	templinfo["XCSRF"] = login.GetCSRF("ximport", r)
 610	templinfo["Honkers"] = honkers
 611	err = readviews.Execute(w, "xzone.html", templinfo)
 612	if err != nil {
 613		elog.Print(err)
 614	}
 615}
 616
 617var oldoutbox = cache.New(cache.Options{Filler: func(name string) ([]byte, bool) {
 618	user, err := butwhatabout(name)
 619	if err != nil {
 620		return nil, false
 621	}
 622	honks := gethonksbyuser(name, false, 0)
 623	if len(honks) > 20 {
 624		honks = honks[0:20]
 625	}
 626
 627	var jonks []junk.Junk
 628	for _, h := range honks {
 629		j, _ := jonkjonk(user, h)
 630		jonks = append(jonks, j)
 631	}
 632
 633	j := junk.New()
 634	j["@context"] = itiswhatitis
 635	j["id"] = user.URL + "/outbox"
 636	j["attributedTo"] = user.URL
 637	j["type"] = "OrderedCollection"
 638	j["totalItems"] = len(jonks)
 639	j["orderedItems"] = jonks
 640
 641	return j.ToBytes(), true
 642}, Duration: 1 * time.Minute})
 643
 644func outbox(w http.ResponseWriter, r *http.Request) {
 645	name := mux.Vars(r)["name"]
 646	user, err := butwhatabout(name)
 647	if err != nil {
 648		http.NotFound(w, r)
 649		return
 650	}
 651	if stealthmode(user.ID, r) {
 652		http.NotFound(w, r)
 653		return
 654	}
 655	var j []byte
 656	ok := oldoutbox.Get(name, &j)
 657	if ok {
 658		w.Header().Set("Content-Type", theonetruename)
 659		w.Write(j)
 660	} else {
 661		http.NotFound(w, r)
 662	}
 663}
 664
 665var oldempties = cache.New(cache.Options{Filler: func(url string) ([]byte, bool) {
 666	colname := "/followers"
 667	if strings.HasSuffix(url, "/following") {
 668		colname = "/following"
 669	}
 670	user := fmt.Sprintf("https://%s%s", serverName, url[:len(url)-10])
 671	j := junk.New()
 672	j["@context"] = itiswhatitis
 673	j["id"] = user + colname
 674	j["attributedTo"] = user
 675	j["type"] = "OrderedCollection"
 676	j["totalItems"] = 0
 677	j["orderedItems"] = []junk.Junk{}
 678
 679	return j.ToBytes(), true
 680}})
 681
 682func emptiness(w http.ResponseWriter, r *http.Request) {
 683	name := mux.Vars(r)["name"]
 684	user, err := butwhatabout(name)
 685	if err != nil {
 686		http.NotFound(w, r)
 687		return
 688	}
 689	if stealthmode(user.ID, r) {
 690		http.NotFound(w, r)
 691		return
 692	}
 693	var j []byte
 694	ok := oldempties.Get(r.URL.Path, &j)
 695	if ok {
 696		w.Header().Set("Content-Type", theonetruename)
 697		w.Write(j)
 698	} else {
 699		http.NotFound(w, r)
 700	}
 701}
 702
 703func showuser(w http.ResponseWriter, r *http.Request) {
 704	name := mux.Vars(r)["name"]
 705	user, err := butwhatabout(name)
 706	if err != nil {
 707		ilog.Printf("user not found %s: %s", name, err)
 708		http.NotFound(w, r)
 709		return
 710	}
 711	if stealthmode(user.ID, r) {
 712		http.NotFound(w, r)
 713		return
 714	}
 715	if friendorfoe(r.Header.Get("Accept")) {
 716		j, ok := asjonker(name)
 717		if ok {
 718			w.Header().Set("Content-Type", theonetruename)
 719			w.Write(j)
 720		} else {
 721			http.NotFound(w, r)
 722		}
 723		return
 724	}
 725	u := login.GetUserInfo(r)
 726	honks := gethonksbyuser(name, u != nil && u.Username == name, 0)
 727	templinfo := getInfo(r)
 728	templinfo["PageName"] = "user"
 729	templinfo["PageArg"] = name
 730	templinfo["Name"] = user.Name
 731	templinfo["WhatAbout"] = user.HTAbout
 732	templinfo["ServerMessage"] = ""
 733	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 734	honkpage(w, u, honks, templinfo)
 735}
 736
 737func showhonker(w http.ResponseWriter, r *http.Request) {
 738	u := login.GetUserInfo(r)
 739	name := mux.Vars(r)["name"]
 740	var honks []*Honk
 741	if name == "" {
 742		name = r.FormValue("xid")
 743		honks = gethonksbyxonker(u.UserID, name, 0)
 744	} else {
 745		honks = gethonksbyhonker(u.UserID, name, 0)
 746	}
 747	miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
 748<input type="hidden" name="CSRF" value="%s">
 749<input type="hidden" name="url" value="%s">
 750<button tabindex=1 name="add honker" value="add honker">add honker</button>
 751</form>`, login.GetCSRF("submithonker", r), name)
 752	msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, name, name, miniform)
 753	templinfo := getInfo(r)
 754	templinfo["PageName"] = "honker"
 755	templinfo["PageArg"] = name
 756	templinfo["ServerMessage"] = msg
 757	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 758	honkpage(w, u, honks, templinfo)
 759}
 760
 761func showcombo(w http.ResponseWriter, r *http.Request) {
 762	name := mux.Vars(r)["name"]
 763	u := login.GetUserInfo(r)
 764	honks := gethonksbycombo(u.UserID, name, 0)
 765	honks = osmosis(honks, u.UserID, true)
 766	templinfo := getInfo(r)
 767	templinfo["PageName"] = "combo"
 768	templinfo["PageArg"] = name
 769	templinfo["ServerMessage"] = "honks by combo: " + name
 770	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 771	honkpage(w, u, honks, templinfo)
 772}
 773func showconvoy(w http.ResponseWriter, r *http.Request) {
 774	c := r.FormValue("c")
 775	u := login.GetUserInfo(r)
 776	honks := gethonksbyconvoy(u.UserID, c, 0)
 777	templinfo := getInfo(r)
 778	if len(honks) > 0 {
 779		templinfo["TopHID"] = honks[0].ID
 780	}
 781	honks = osmosis(honks, u.UserID, false)
 782	//reversehonks(honks)
 783	honks = threadsort(honks)
 784	templinfo["PageName"] = "convoy"
 785	templinfo["PageArg"] = c
 786	templinfo["ServerMessage"] = "honks in convoy: " + c
 787	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 788	honkpage(w, u, honks, templinfo)
 789}
 790func showsearch(w http.ResponseWriter, r *http.Request) {
 791	q := r.FormValue("q")
 792	if strings.HasPrefix(q, "https://") {
 793		ximport(w, r)
 794		return
 795	}
 796	u := login.GetUserInfo(r)
 797	honks := gethonksbysearch(u.UserID, q, 0)
 798	templinfo := getInfo(r)
 799	templinfo["PageName"] = "search"
 800	templinfo["PageArg"] = q
 801	templinfo["ServerMessage"] = "honks for search: " + q
 802	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 803	honkpage(w, u, honks, templinfo)
 804}
 805func showontology(w http.ResponseWriter, r *http.Request) {
 806	name := mux.Vars(r)["name"]
 807	u := login.GetUserInfo(r)
 808	var userid int64 = -1
 809	if u != nil {
 810		userid = u.UserID
 811	}
 812	honks := gethonksbyontology(userid, "#"+name, 0)
 813	if friendorfoe(r.Header.Get("Accept")) {
 814		if len(honks) > 40 {
 815			honks = honks[0:40]
 816		}
 817
 818		var xids []string
 819		for _, h := range honks {
 820			xids = append(xids, h.XID)
 821		}
 822
 823		user := getserveruser()
 824
 825		j := junk.New()
 826		j["@context"] = itiswhatitis
 827		j["id"] = fmt.Sprintf("https://%s/o/%s", serverName, name)
 828		j["name"] = "#" + name
 829		j["attributedTo"] = user.URL
 830		j["type"] = "OrderedCollection"
 831		j["totalItems"] = len(xids)
 832		j["orderedItems"] = xids
 833
 834		j.Write(w)
 835		return
 836	}
 837
 838	templinfo := getInfo(r)
 839	templinfo["ServerMessage"] = "honks by ontology: " + name
 840	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 841	honkpage(w, u, honks, templinfo)
 842}
 843
 844type Ont struct {
 845	Name  string
 846	Count int64
 847}
 848
 849func thelistingoftheontologies(w http.ResponseWriter, r *http.Request) {
 850	u := login.GetUserInfo(r)
 851	var userid int64 = -1
 852	if u != nil {
 853		userid = u.UserID
 854	}
 855	rows, err := stmtAllOnts.Query(userid)
 856	if err != nil {
 857		elog.Printf("selection error: %s", err)
 858		return
 859	}
 860	defer rows.Close()
 861	var onts []Ont
 862	for rows.Next() {
 863		var o Ont
 864		err := rows.Scan(&o.Name, &o.Count)
 865		if err != nil {
 866			elog.Printf("error scanning ont: %s", err)
 867			continue
 868		}
 869		if utf8.RuneCountInString(o.Name) > 24 {
 870			continue
 871		}
 872		o.Name = o.Name[1:]
 873		onts = append(onts, o)
 874	}
 875	sort.Slice(onts, func(i, j int) bool {
 876		return onts[i].Name < onts[j].Name
 877	})
 878	if u == nil && !develMode {
 879		w.Header().Set("Cache-Control", "max-age=300")
 880	}
 881	templinfo := getInfo(r)
 882	templinfo["Onts"] = onts
 883	templinfo["FirstRune"] = func(s string) rune { r, _ := utf8.DecodeRuneInString(s); return r }
 884	err = readviews.Execute(w, "onts.html", templinfo)
 885	if err != nil {
 886		elog.Print(err)
 887	}
 888}
 889
 890type Track struct {
 891	xid string
 892	who string
 893}
 894
 895func getbacktracks(xid string) []string {
 896	c := make(chan bool)
 897	dumptracks <- c
 898	<-c
 899	row := stmtGetTracks.QueryRow(xid)
 900	var rawtracks string
 901	err := row.Scan(&rawtracks)
 902	if err != nil {
 903		if err != sql.ErrNoRows {
 904			elog.Printf("error scanning tracks: %s", err)
 905		}
 906		return nil
 907	}
 908	var rcpts []string
 909	for _, f := range strings.Split(rawtracks, " ") {
 910		idx := strings.LastIndexByte(f, '#')
 911		if idx != -1 {
 912			f = f[:idx]
 913		}
 914		if !strings.HasPrefix(f, "https://") {
 915			f = fmt.Sprintf("%%https://%s/inbox", f)
 916		}
 917		rcpts = append(rcpts, f)
 918	}
 919	return rcpts
 920}
 921
 922func savetracks(tracks map[string][]string) {
 923	db := opendatabase()
 924	tx, err := db.Begin()
 925	if err != nil {
 926		elog.Printf("savetracks begin error: %s", err)
 927		return
 928	}
 929	defer func() {
 930		err := tx.Commit()
 931		if err != nil {
 932			elog.Printf("savetracks commit error: %s", err)
 933		}
 934
 935	}()
 936	stmtGetTracks, err := tx.Prepare("select fetches from tracks where xid = ?")
 937	if err != nil {
 938		elog.Printf("savetracks error: %s", err)
 939		return
 940	}
 941	stmtNewTracks, err := tx.Prepare("insert into tracks (xid, fetches) values (?, ?)")
 942	if err != nil {
 943		elog.Printf("savetracks error: %s", err)
 944		return
 945	}
 946	stmtUpdateTracks, err := tx.Prepare("update tracks set fetches = ? where xid = ?")
 947	if err != nil {
 948		elog.Printf("savetracks error: %s", err)
 949		return
 950	}
 951	count := 0
 952	for xid, f := range tracks {
 953		count += len(f)
 954		var prev string
 955		row := stmtGetTracks.QueryRow(xid)
 956		err := row.Scan(&prev)
 957		if err == sql.ErrNoRows {
 958			f = oneofakind(f)
 959			stmtNewTracks.Exec(xid, strings.Join(f, " "))
 960		} else if err == nil {
 961			all := append(strings.Split(prev, " "), f...)
 962			all = oneofakind(all)
 963			stmtUpdateTracks.Exec(strings.Join(all, " "))
 964		} else {
 965			elog.Printf("savetracks error: %s", err)
 966		}
 967	}
 968	dlog.Printf("saved %d new fetches", count)
 969}
 970
 971var trackchan = make(chan Track)
 972var dumptracks = make(chan chan bool)
 973
 974func tracker() {
 975	timeout := 4 * time.Minute
 976	sleeper := time.NewTimer(timeout)
 977	tracks := make(map[string][]string)
 978	workinprogress++
 979	for {
 980		select {
 981		case track := <-trackchan:
 982			tracks[track.xid] = append(tracks[track.xid], track.who)
 983		case <-sleeper.C:
 984			if len(tracks) > 0 {
 985				go savetracks(tracks)
 986				tracks = make(map[string][]string)
 987			}
 988			sleeper.Reset(timeout)
 989		case c := <-dumptracks:
 990			if len(tracks) > 0 {
 991				savetracks(tracks)
 992			}
 993			c <- true
 994		case <-endoftheworld:
 995			if len(tracks) > 0 {
 996				savetracks(tracks)
 997			}
 998			readyalready <- true
 999			return
1000		}
1001	}
1002}
1003
1004var re_keyholder = regexp.MustCompile(`keyId="([^"]+)"`)
1005
1006func trackback(xid string, r *http.Request) {
1007	agent := r.UserAgent()
1008	who := originate(agent)
1009	sig := r.Header.Get("Signature")
1010	if sig != "" {
1011		m := re_keyholder.FindStringSubmatch(sig)
1012		if len(m) == 2 {
1013			who = m[1]
1014		}
1015	}
1016	if who != "" {
1017		trackchan <- Track{xid: xid, who: who}
1018	}
1019}
1020
1021func threadsort(honks []*Honk) []*Honk {
1022	honkx := make(map[string]*Honk)
1023	kids := make(map[string][]*Honk)
1024	for _, h := range honks {
1025		honkx[h.XID] = h
1026		rid := h.RID
1027		kids[rid] = append(kids[rid], h)
1028	}
1029	done := make(map[*Honk]bool)
1030	var thread []*Honk
1031	var nextlevel func(p *Honk)
1032	level := 0
1033	nextlevel = func(p *Honk) {
1034		if level > 4 {
1035			p.Style += fmt.Sprintf(" level%d", 4)
1036		} else {
1037			p.Style += fmt.Sprintf(" level%d", level)
1038		}
1039		levelup := true
1040		if pp := honkx[p.RID]; pp != nil && p.Honker != pp.Honker {
1041			levelup = false
1042		}
1043		if levelup {
1044			level++
1045		}
1046		childs := kids[p.XID]
1047		sort.Slice(childs, func(i, j int) bool {
1048			return childs[i].Date.Before(childs[j].Date)
1049		})
1050		for _, h := range childs {
1051			done[h] = true
1052			thread = append(thread, h)
1053			nextlevel(h)
1054		}
1055		if levelup {
1056			level--
1057		}
1058	}
1059	for _, h := range honks {
1060		if h.RID == "" {
1061			done[h] = true
1062			thread = append(thread, h)
1063			nextlevel(h)
1064		}
1065	}
1066	for _, h := range honks {
1067		if !done[h] {
1068			done[h] = true
1069			thread = append(thread, h)
1070			nextlevel(h)
1071		}
1072	}
1073	return thread
1074}
1075
1076func honkology(honk *Honk) template.HTML {
1077	var user *WhatAbout
1078	ok := somenumberedusers.Get(honk.UserID, &user)
1079	if !ok {
1080		return ""
1081	}
1082	title := fmt.Sprintf("%s: %s", user.Display, honk.Precis)
1083	imgurl := avatarURL(user)
1084	for _, d := range honk.Donks {
1085		if d.Local && strings.HasPrefix(d.Media, "image") {
1086			imgurl = d.URL
1087			break
1088		}
1089	}
1090	short := honk.Noise
1091	if len(short) > 160 {
1092		short = short[0:160] + "..."
1093	}
1094	return templates.Sprintf(
1095		`<meta property="og:title" content="%s" />
1096<meta property="og:type" content="article" />
1097<meta property="article:author" content="%s" />
1098<meta property="og:url" content="%s" />
1099<meta property="og:image" content="%s" />
1100<meta property="og:description" content="%s" />`,
1101		title, user.URL, honk.XID, imgurl, short)
1102}
1103
1104func showonehonk(w http.ResponseWriter, r *http.Request) {
1105	name := mux.Vars(r)["name"]
1106	user, err := butwhatabout(name)
1107	if err != nil {
1108		http.NotFound(w, r)
1109		return
1110	}
1111	if stealthmode(user.ID, r) {
1112		http.NotFound(w, r)
1113		return
1114	}
1115	xid := fmt.Sprintf("https://%s%s", serverName, r.URL.Path)
1116
1117	if friendorfoe(r.Header.Get("Accept")) {
1118		j, ok := gimmejonk(xid)
1119		if ok {
1120			trackback(xid, r)
1121			w.Header().Set("Content-Type", theonetruename)
1122			w.Write(j)
1123		} else {
1124			http.NotFound(w, r)
1125		}
1126		return
1127	}
1128	honk := getxonk(user.ID, xid)
1129	if honk == nil {
1130		http.NotFound(w, r)
1131		return
1132	}
1133	u := login.GetUserInfo(r)
1134	if u != nil && u.UserID != user.ID {
1135		u = nil
1136	}
1137	if !honk.Public {
1138		if u == nil {
1139			http.NotFound(w, r)
1140			return
1141
1142		}
1143		honks := []*Honk{honk}
1144		donksforhonks(honks)
1145		templinfo := getInfo(r)
1146		templinfo["ServerMessage"] = "one honk maybe more"
1147		templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1148		honkpage(w, u, honks, templinfo)
1149		return
1150	}
1151
1152	templinfo := getInfo(r)
1153	rawhonks := gethonksbyconvoy(honk.UserID, honk.Convoy, 0)
1154	//reversehonks(rawhonks)
1155	rawhonks = threadsort(rawhonks)
1156	var honks []*Honk
1157	for _, h := range rawhonks {
1158		if h.XID == xid {
1159			templinfo["Honkology"] = honkology(h)
1160			if len(honks) != 0 {
1161				h.Style += " glow"
1162			}
1163		}
1164		if h.Public && (h.Whofore == 2 || h.IsAcked()) {
1165			honks = append(honks, h)
1166		}
1167	}
1168
1169	templinfo["ServerMessage"] = "one honk maybe more"
1170	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1171	templinfo["APAltLink"] = templates.Sprintf("<link href='%s' rel='alternate' type='application/activity+json'>", xid)
1172	honkpage(w, u, honks, templinfo)
1173}
1174
1175func honkpage(w http.ResponseWriter, u *login.UserInfo, honks []*Honk, templinfo map[string]interface{}) {
1176	var userid int64 = -1
1177	if u != nil {
1178		userid = u.UserID
1179		templinfo["User"], _ = butwhatabout(u.Username)
1180	}
1181	reverbolate(userid, honks)
1182	templinfo["Honks"] = honks
1183	templinfo["MapLink"] = getmaplink(u)
1184	if templinfo["TopHID"] == nil {
1185		if len(honks) > 0 {
1186			templinfo["TopHID"] = honks[0].ID
1187		} else {
1188			templinfo["TopHID"] = 0
1189		}
1190	}
1191	if u == nil && !develMode {
1192		w.Header().Set("Cache-Control", "max-age=60")
1193	}
1194	err := readviews.Execute(w, "honkpage.html", templinfo)
1195	if err != nil {
1196		elog.Print(err)
1197	}
1198}
1199
1200func saveuser(w http.ResponseWriter, r *http.Request) {
1201	whatabout := r.FormValue("whatabout")
1202	whatabout = strings.Replace(whatabout, "\r", "", -1)
1203	u := login.GetUserInfo(r)
1204	user, _ := butwhatabout(u.Username)
1205	db := opendatabase()
1206
1207	options := user.Options
1208	if r.FormValue("skinny") == "skinny" {
1209		options.SkinnyCSS = true
1210	} else {
1211		options.SkinnyCSS = false
1212	}
1213	if r.FormValue("omitimages") == "omitimages" {
1214		options.OmitImages = true
1215	} else {
1216		options.OmitImages = false
1217	}
1218	if r.FormValue("mentionall") == "mentionall" {
1219		options.MentionAll = true
1220	} else {
1221		options.MentionAll = false
1222	}
1223	if r.FormValue("inlineqts") == "inlineqts" {
1224		options.InlineQuotes = true
1225	} else {
1226		options.InlineQuotes = false
1227	}
1228	if r.FormValue("maps") == "apple" {
1229		options.MapLink = "apple"
1230	} else {
1231		options.MapLink = ""
1232	}
1233	options.Reaction = r.FormValue("reaction")
1234
1235	sendupdate := false
1236	ava := re_avatar.FindString(whatabout)
1237	if ava != "" {
1238		whatabout = re_avatar.ReplaceAllString(whatabout, "")
1239		ava = ava[7:]
1240		if ava[0] == ' ' {
1241			ava = ava[1:]
1242		}
1243		ava = fmt.Sprintf("https://%s/meme/%s", serverName, ava)
1244	}
1245	if ava != options.Avatar {
1246		options.Avatar = ava
1247		sendupdate = true
1248	}
1249	ban := re_banner.FindString(whatabout)
1250	if ban != "" {
1251		whatabout = re_banner.ReplaceAllString(whatabout, "")
1252		ban = ban[7:]
1253		if ban[0] == ' ' {
1254			ban = ban[1:]
1255		}
1256		ban = fmt.Sprintf("https://%s/meme/%s", serverName, ban)
1257	}
1258	if ban != options.Banner {
1259		options.Banner = ban
1260		sendupdate = true
1261	}
1262	whatabout = strings.TrimSpace(whatabout)
1263	if whatabout != user.About {
1264		sendupdate = true
1265	}
1266	j, err := jsonify(options)
1267	if err == nil {
1268		_, err = db.Exec("update users set about = ?, options = ? where username = ?", whatabout, j, u.Username)
1269	}
1270	if err != nil {
1271		elog.Printf("error bouting what: %s", err)
1272	}
1273	somenamedusers.Clear(u.Username)
1274	somenumberedusers.Clear(u.UserID)
1275	oldjonkers.Clear(u.Username)
1276
1277	if sendupdate {
1278		updateMe(u.Username)
1279	}
1280
1281	http.Redirect(w, r, "/account", http.StatusSeeOther)
1282}
1283
1284func bonkit(xid string, user *WhatAbout) {
1285	dlog.Printf("bonking %s", xid)
1286
1287	xonk := getxonk(user.ID, xid)
1288	if xonk == nil {
1289		return
1290	}
1291	if !xonk.Public {
1292		return
1293	}
1294	if xonk.IsBonked() {
1295		return
1296	}
1297	donksforhonks([]*Honk{xonk})
1298
1299	_, err := stmtUpdateFlags.Exec(flagIsBonked, xonk.ID)
1300	if err != nil {
1301		elog.Printf("error acking bonk: %s", err)
1302	}
1303
1304	oonker := xonk.Oonker
1305	if oonker == "" {
1306		oonker = xonk.Honker
1307	}
1308	dt := time.Now().UTC()
1309	bonk := &Honk{
1310		UserID:   user.ID,
1311		Username: user.Name,
1312		What:     "bonk",
1313		Honker:   user.URL,
1314		Oonker:   oonker,
1315		XID:      xonk.XID,
1316		RID:      xonk.RID,
1317		Noise:    xonk.Noise,
1318		Precis:   xonk.Precis,
1319		URL:      xonk.URL,
1320		Date:     dt,
1321		Donks:    xonk.Donks,
1322		Whofore:  2,
1323		Convoy:   xonk.Convoy,
1324		Audience: []string{thewholeworld, oonker},
1325		Public:   true,
1326		Format:   xonk.Format,
1327		Place:    xonk.Place,
1328		Onts:     xonk.Onts,
1329		Time:     xonk.Time,
1330	}
1331
1332	err = savehonk(bonk)
1333	if err != nil {
1334		elog.Printf("uh oh")
1335		return
1336	}
1337
1338	go honkworldwide(user, bonk)
1339}
1340
1341func submitbonk(w http.ResponseWriter, r *http.Request) {
1342	xid := r.FormValue("xid")
1343	userinfo := login.GetUserInfo(r)
1344	user, _ := butwhatabout(userinfo.Username)
1345
1346	bonkit(xid, user)
1347
1348	if r.FormValue("js") != "1" {
1349		templinfo := getInfo(r)
1350		templinfo["ServerMessage"] = "Bonked!"
1351		err := readviews.Execute(w, "msg.html", templinfo)
1352		if err != nil {
1353			elog.Print(err)
1354		}
1355	}
1356}
1357
1358func sendzonkofsorts(xonk *Honk, user *WhatAbout, what string, aux string) {
1359	zonk := &Honk{
1360		What:     what,
1361		XID:      xonk.XID,
1362		Date:     time.Now().UTC(),
1363		Audience: oneofakind(xonk.Audience),
1364		Noise:    aux,
1365	}
1366	zonk.Public = loudandproud(zonk.Audience)
1367
1368	dlog.Printf("announcing %sed honk: %s", what, xonk.XID)
1369	go honkworldwide(user, zonk)
1370}
1371
1372func zonkit(w http.ResponseWriter, r *http.Request) {
1373	wherefore := r.FormValue("wherefore")
1374	what := r.FormValue("what")
1375	userinfo := login.GetUserInfo(r)
1376	user, _ := butwhatabout(userinfo.Username)
1377
1378	if wherefore == "save" {
1379		xonk := getxonk(userinfo.UserID, what)
1380		if xonk != nil {
1381			_, err := stmtUpdateFlags.Exec(flagIsSaved, xonk.ID)
1382			if err != nil {
1383				elog.Printf("error saving: %s", err)
1384			}
1385		}
1386		return
1387	}
1388
1389	if wherefore == "unsave" {
1390		xonk := getxonk(userinfo.UserID, what)
1391		if xonk != nil {
1392			_, err := stmtClearFlags.Exec(flagIsSaved, xonk.ID)
1393			if err != nil {
1394				elog.Printf("error unsaving: %s", err)
1395			}
1396		}
1397		return
1398	}
1399
1400	if wherefore == "react" {
1401		reaction := user.Options.Reaction
1402		if r2 := r.FormValue("reaction"); r2 != "" {
1403			reaction = r2
1404		}
1405		if reaction == "none" {
1406			return
1407		}
1408		xonk := getxonk(userinfo.UserID, what)
1409		if xonk != nil {
1410			_, err := stmtUpdateFlags.Exec(flagIsReacted, xonk.ID)
1411			if err != nil {
1412				elog.Printf("error saving: %s", err)
1413			}
1414			sendzonkofsorts(xonk, user, "react", reaction)
1415		}
1416		return
1417	}
1418
1419	// my hammer is too big, oh well
1420	defer oldjonks.Flush()
1421
1422	if wherefore == "ack" {
1423		xonk := getxonk(userinfo.UserID, what)
1424		if xonk != nil && !xonk.IsAcked() {
1425			_, err := stmtUpdateFlags.Exec(flagIsAcked, xonk.ID)
1426			if err != nil {
1427				elog.Printf("error acking: %s", err)
1428			}
1429			sendzonkofsorts(xonk, user, "ack", "")
1430		}
1431		return
1432	}
1433
1434	if wherefore == "deack" {
1435		xonk := getxonk(userinfo.UserID, what)
1436		if xonk != nil && xonk.IsAcked() {
1437			_, err := stmtClearFlags.Exec(flagIsAcked, xonk.ID)
1438			if err != nil {
1439				elog.Printf("error deacking: %s", err)
1440			}
1441			sendzonkofsorts(xonk, user, "deack", "")
1442		}
1443		return
1444	}
1445
1446	if wherefore == "bonk" {
1447		user, _ := butwhatabout(userinfo.Username)
1448		bonkit(what, user)
1449		return
1450	}
1451
1452	if wherefore == "unbonk" {
1453		xonk := getbonk(userinfo.UserID, what)
1454		if xonk != nil {
1455			deletehonk(xonk.ID)
1456			xonk = getxonk(userinfo.UserID, what)
1457			_, err := stmtClearFlags.Exec(flagIsBonked, xonk.ID)
1458			if err != nil {
1459				elog.Printf("error unbonking: %s", err)
1460			}
1461			sendzonkofsorts(xonk, user, "unbonk", "")
1462		}
1463		return
1464	}
1465
1466	if wherefore == "untag" {
1467		xonk := getxonk(userinfo.UserID, what)
1468		if xonk != nil {
1469			_, err := stmtUpdateFlags.Exec(flagIsUntagged, xonk.ID)
1470			if err != nil {
1471				elog.Printf("error untagging: %s", err)
1472			}
1473		}
1474		var badparents map[string]bool
1475		untagged.GetAndLock(userinfo.UserID, &badparents)
1476		badparents[what] = true
1477		untagged.Unlock()
1478		return
1479	}
1480
1481	ilog.Printf("zonking %s %s", wherefore, what)
1482	if wherefore == "zonk" {
1483		xonk := getxonk(userinfo.UserID, what)
1484		if xonk != nil {
1485			deletehonk(xonk.ID)
1486			if xonk.Whofore == 2 || xonk.Whofore == 3 {
1487				sendzonkofsorts(xonk, user, "zonk", "")
1488			}
1489		}
1490	}
1491	_, err := stmtSaveZonker.Exec(userinfo.UserID, what, wherefore)
1492	if err != nil {
1493		elog.Printf("error saving zonker: %s", err)
1494		return
1495	}
1496}
1497
1498func edithonkpage(w http.ResponseWriter, r *http.Request) {
1499	u := login.GetUserInfo(r)
1500	user, _ := butwhatabout(u.Username)
1501	xid := r.FormValue("xid")
1502	honk := getxonk(u.UserID, xid)
1503	if !canedithonk(user, honk) {
1504		http.Error(w, "no editing that please", http.StatusInternalServerError)
1505		return
1506	}
1507
1508	noise := honk.Noise
1509
1510	honks := []*Honk{honk}
1511	donksforhonks(honks)
1512	reverbolate(u.UserID, honks)
1513	templinfo := getInfo(r)
1514	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1515	templinfo["Honks"] = honks
1516	templinfo["MapLink"] = getmaplink(u)
1517	templinfo["Noise"] = noise
1518	templinfo["SavedPlace"] = honk.Place
1519	if tm := honk.Time; tm != nil {
1520		templinfo["ShowTime"] = " "
1521		templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1522		if tm.Duration != 0 {
1523			templinfo["Duration"] = tm.Duration
1524		}
1525	}
1526	templinfo["ServerMessage"] = "honk edit 2"
1527	templinfo["IsPreview"] = true
1528	templinfo["UpdateXID"] = honk.XID
1529	if len(honk.Donks) > 0 {
1530		templinfo["SavedFile"] = honk.Donks[0].XID
1531	}
1532	err := readviews.Execute(w, "honkpage.html", templinfo)
1533	if err != nil {
1534		elog.Print(err)
1535	}
1536}
1537
1538func newhonkpage(w http.ResponseWriter, r *http.Request) {
1539	u := login.GetUserInfo(r)
1540	rid := r.FormValue("rid")
1541	noise := ""
1542
1543	xonk := getxonk(u.UserID, rid)
1544	if xonk != nil {
1545		_, replto := handles(xonk.Honker)
1546		if replto != "" {
1547			noise = "@" + replto + " "
1548		}
1549	}
1550
1551	templinfo := getInfo(r)
1552	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1553	templinfo["InReplyTo"] = rid
1554	templinfo["Noise"] = noise
1555	templinfo["ServerMessage"] = "compose honk"
1556	templinfo["IsPreview"] = true
1557	err := readviews.Execute(w, "honkpage.html", templinfo)
1558	if err != nil {
1559		elog.Print(err)
1560	}
1561}
1562
1563func canedithonk(user *WhatAbout, honk *Honk) bool {
1564	if honk == nil || honk.Honker != user.URL || honk.What == "bonk" {
1565		return false
1566	}
1567	return true
1568}
1569
1570func submitdonk(w http.ResponseWriter, r *http.Request) (*Donk, error) {
1571	if !strings.HasPrefix(strings.ToLower(r.Header.Get("Content-Type")), "multipart/form-data") {
1572		return nil, nil
1573	}
1574	file, filehdr, err := r.FormFile("donk")
1575	if err != nil {
1576		if err == http.ErrMissingFile {
1577			return nil, nil
1578		}
1579		elog.Printf("error reading donk: %s", err)
1580		http.Error(w, "error reading donk", http.StatusUnsupportedMediaType)
1581		return nil, err
1582	}
1583	var buf bytes.Buffer
1584	io.Copy(&buf, file)
1585	file.Close()
1586	data := buf.Bytes()
1587	var media, name string
1588	img, err := shrinkit(data)
1589	if err == nil {
1590		data = img.Data
1591		format := img.Format
1592		media = "image/" + format
1593		if format == "jpeg" {
1594			format = "jpg"
1595		}
1596		if format == "svg+xml" {
1597			format = "svg"
1598		}
1599		name = xfiltrate() + "." + format
1600	} else {
1601		ct := http.DetectContentType(data)
1602		switch ct {
1603		case "application/pdf":
1604			maxsize := 10000000
1605			if len(data) > maxsize {
1606				ilog.Printf("bad image: %s too much pdf: %d", err, len(data))
1607				http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1608				return nil, err
1609			}
1610			media = ct
1611			name = filehdr.Filename
1612			if name == "" {
1613				name = xfiltrate() + ".pdf"
1614			}
1615		default:
1616			maxsize := 100000
1617			if len(data) > maxsize {
1618				ilog.Printf("bad image: %s too much text: %d", err, len(data))
1619				http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1620				return nil, err
1621			}
1622			for i := 0; i < len(data); i++ {
1623				if data[i] < 32 && data[i] != '\t' && data[i] != '\r' && data[i] != '\n' {
1624					ilog.Printf("bad image: %s not text: %d", err, data[i])
1625					http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1626					return nil, err
1627				}
1628			}
1629			media = "text/plain"
1630			name = filehdr.Filename
1631			if name == "" {
1632				name = xfiltrate() + ".txt"
1633			}
1634		}
1635	}
1636	desc := strings.TrimSpace(r.FormValue("donkdesc"))
1637	if desc == "" {
1638		desc = name
1639	}
1640	fileid, xid, err := savefileandxid(name, desc, "", media, true, data)
1641	if err != nil {
1642		elog.Printf("unable to save image: %s", err)
1643		http.Error(w, "failed to save attachment", http.StatusUnsupportedMediaType)
1644		return nil, err
1645	}
1646	d := &Donk{
1647		FileID: fileid,
1648		XID:    xid,
1649		Desc:   desc,
1650		Local:  true,
1651	}
1652	return d, nil
1653}
1654
1655func websubmithonk(w http.ResponseWriter, r *http.Request) {
1656	h := submithonk(w, r)
1657	if h == nil {
1658		return
1659	}
1660	http.Redirect(w, r, h.XID[len(serverName)+8:], http.StatusSeeOther)
1661}
1662
1663// what a hot mess this function is
1664func submithonk(w http.ResponseWriter, r *http.Request) *Honk {
1665	rid := r.FormValue("rid")
1666	noise := r.FormValue("noise")
1667	format := r.FormValue("format")
1668	if format == "" {
1669		format = "markdown"
1670	}
1671	if !(format == "markdown" || format == "html") {
1672		http.Error(w, "unknown format", 500)
1673		return nil
1674	}
1675
1676	userinfo := login.GetUserInfo(r)
1677	user, _ := butwhatabout(userinfo.Username)
1678
1679	dt := time.Now().UTC()
1680	updatexid := r.FormValue("updatexid")
1681	var honk *Honk
1682	if updatexid != "" {
1683		honk = getxonk(userinfo.UserID, updatexid)
1684		if !canedithonk(user, honk) {
1685			http.Error(w, "no editing that please", http.StatusInternalServerError)
1686			return nil
1687		}
1688		honk.Date = dt
1689		honk.What = "update"
1690		honk.Format = format
1691	} else {
1692		xid := fmt.Sprintf("%s/%s/%s", user.URL, honkSep, xfiltrate())
1693		what := "honk"
1694		if rid != "" {
1695			what = "tonk"
1696		}
1697		honk = &Honk{
1698			UserID:   userinfo.UserID,
1699			Username: userinfo.Username,
1700			What:     what,
1701			Honker:   user.URL,
1702			XID:      xid,
1703			Date:     dt,
1704			Format:   format,
1705		}
1706	}
1707
1708	var convoy string
1709	noise = strings.Replace(noise, "\r", "", -1)
1710	if updatexid == "" && rid == "" {
1711		noise = re_convoy.ReplaceAllStringFunc(noise, func(m string) string {
1712			convoy = m[7:]
1713			convoy = strings.TrimSpace(convoy)
1714			if !re_convalidate.MatchString(convoy) {
1715				convoy = ""
1716			}
1717			return ""
1718		})
1719	}
1720	noise = quickrename(noise, userinfo.UserID)
1721	noise = hooterize(noise)
1722	honk.Noise = noise
1723	precipitate(honk)
1724	noise = honk.Noise
1725	translate(honk)
1726
1727	if rid != "" {
1728		xonk := getxonk(userinfo.UserID, rid)
1729		if xonk == nil {
1730			http.Error(w, "replyto disappeared", http.StatusNotFound)
1731			return nil
1732		}
1733		if xonk.Public {
1734			honk.Audience = append(honk.Audience, xonk.Audience...)
1735		}
1736		convoy = xonk.Convoy
1737		for i, a := range honk.Audience {
1738			if a == thewholeworld {
1739				honk.Audience[0], honk.Audience[i] = honk.Audience[i], honk.Audience[0]
1740				break
1741			}
1742		}
1743		honk.RID = rid
1744		if xonk.Precis != "" && honk.Precis == "" {
1745			honk.Precis = xonk.Precis
1746			if !re_dangerous.MatchString(honk.Precis) {
1747				honk.Precis = "re: " + honk.Precis
1748			}
1749		}
1750	} else {
1751		honk.Audience = []string{thewholeworld}
1752	}
1753	if honk.Noise != "" && honk.Noise[0] == '@' {
1754		honk.Audience = append(grapevine(honk.Mentions), honk.Audience...)
1755	} else {
1756		honk.Audience = append(honk.Audience, grapevine(honk.Mentions)...)
1757	}
1758
1759	if convoy == "" {
1760		convoy = "data:,electrichonkytonk-" + xfiltrate()
1761	}
1762	butnottooloud(honk.Audience)
1763	honk.Audience = oneofakind(honk.Audience)
1764	if len(honk.Audience) == 0 {
1765		ilog.Printf("honk to nowhere")
1766		http.Error(w, "honk to nowhere...", http.StatusNotFound)
1767		return nil
1768	}
1769	honk.Public = loudandproud(honk.Audience)
1770	honk.Convoy = convoy
1771
1772	donkxid := r.FormValue("donkxid")
1773	if donkxid == "" {
1774		d, err := submitdonk(w, r)
1775		if err != nil && err != http.ErrMissingFile {
1776			return nil
1777		}
1778		if d != nil {
1779			honk.Donks = append(honk.Donks, d)
1780			donkxid = fmt.Sprintf("%s:%d", d.XID, d.FileID)
1781		}
1782	} else {
1783		p := strings.Split(donkxid, ":")
1784		xid := p[0]
1785		url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1786		var donk *Donk
1787		if len(p) > 1 {
1788			fileid, _ := strconv.ParseInt(p[1], 10, 0)
1789			donk = finddonkid(fileid, url)
1790		} else {
1791			donk = finddonk(url)
1792		}
1793		if donk != nil {
1794			honk.Donks = append(honk.Donks, donk)
1795		} else {
1796			ilog.Printf("can't find file: %s", xid)
1797		}
1798	}
1799	memetize(honk)
1800	imaginate(honk)
1801
1802	placename := strings.TrimSpace(r.FormValue("placename"))
1803	placelat := strings.TrimSpace(r.FormValue("placelat"))
1804	placelong := strings.TrimSpace(r.FormValue("placelong"))
1805	placeurl := strings.TrimSpace(r.FormValue("placeurl"))
1806	if placename != "" || placelat != "" || placelong != "" || placeurl != "" {
1807		p := new(Place)
1808		p.Name = placename
1809		p.Latitude, _ = strconv.ParseFloat(placelat, 64)
1810		p.Longitude, _ = strconv.ParseFloat(placelong, 64)
1811		p.Url = placeurl
1812		honk.Place = p
1813	}
1814	timestart := strings.TrimSpace(r.FormValue("timestart"))
1815	if timestart != "" {
1816		t := new(Time)
1817		now := time.Now().Local()
1818		for _, layout := range []string{"2006-01-02 3:04pm", "2006-01-02 15:04", "3:04pm", "15:04"} {
1819			start, err := time.ParseInLocation(layout, timestart, now.Location())
1820			if err == nil {
1821				if start.Year() == 0 {
1822					start = time.Date(now.Year(), now.Month(), now.Day(), start.Hour(), start.Minute(), 0, 0, now.Location())
1823				}
1824				t.StartTime = start
1825				break
1826			}
1827		}
1828		timeend := r.FormValue("timeend")
1829		dur := parseDuration(timeend)
1830		if dur != 0 {
1831			t.Duration = Duration(dur)
1832		}
1833		if !t.StartTime.IsZero() {
1834			honk.What = "event"
1835			honk.Time = t
1836		}
1837	}
1838
1839	if honk.Public {
1840		honk.Whofore = 2
1841	} else {
1842		honk.Whofore = 3
1843	}
1844
1845	// back to markdown
1846	honk.Noise = noise
1847
1848	if r.FormValue("preview") == "preview" {
1849		honks := []*Honk{honk}
1850		reverbolate(userinfo.UserID, honks)
1851		templinfo := getInfo(r)
1852		templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1853		templinfo["Honks"] = honks
1854		templinfo["MapLink"] = getmaplink(userinfo)
1855		templinfo["InReplyTo"] = r.FormValue("rid")
1856		templinfo["Noise"] = r.FormValue("noise")
1857		templinfo["SavedFile"] = donkxid
1858		if tm := honk.Time; tm != nil {
1859			templinfo["ShowTime"] = " "
1860			templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1861			if tm.Duration != 0 {
1862				templinfo["Duration"] = tm.Duration
1863			}
1864		}
1865		templinfo["IsPreview"] = true
1866		templinfo["UpdateXID"] = updatexid
1867		templinfo["ServerMessage"] = "honk preview"
1868		err := readviews.Execute(w, "honkpage.html", templinfo)
1869		if err != nil {
1870			elog.Print(err)
1871		}
1872		return nil
1873	}
1874
1875	if updatexid != "" {
1876		updatehonk(honk)
1877		oldjonks.Clear(honk.XID)
1878	} else {
1879		err := savehonk(honk)
1880		if err != nil {
1881			elog.Printf("uh oh")
1882			return nil
1883		}
1884	}
1885
1886	// reload for consistency
1887	honk.Donks = nil
1888	donksforhonks([]*Honk{honk})
1889
1890	go honkworldwide(user, honk)
1891
1892	return honk
1893}
1894
1895func showhonkers(w http.ResponseWriter, r *http.Request) {
1896	userinfo := login.GetUserInfo(r)
1897	templinfo := getInfo(r)
1898	templinfo["Honkers"] = gethonkers(userinfo.UserID)
1899	templinfo["HonkerCSRF"] = login.GetCSRF("submithonker", r)
1900	err := readviews.Execute(w, "honkers.html", templinfo)
1901	if err != nil {
1902		elog.Print(err)
1903	}
1904}
1905
1906func showchatter(w http.ResponseWriter, r *http.Request) {
1907	u := login.GetUserInfo(r)
1908	chatnewnone(u.UserID)
1909	chatter := loadchatter(u.UserID)
1910	for _, chat := range chatter {
1911		for _, ch := range chat.Chonks {
1912			filterchonk(ch)
1913		}
1914	}
1915
1916	templinfo := getInfo(r)
1917	templinfo["Chatter"] = chatter
1918	templinfo["ChonkCSRF"] = login.GetCSRF("sendchonk", r)
1919	err := readviews.Execute(w, "chatter.html", templinfo)
1920	if err != nil {
1921		elog.Print(err)
1922	}
1923}
1924
1925func submitchonk(w http.ResponseWriter, r *http.Request) {
1926	u := login.GetUserInfo(r)
1927	user, _ := butwhatabout(u.Username)
1928	noise := r.FormValue("noise")
1929	target := r.FormValue("target")
1930	format := "markdown"
1931	dt := time.Now().UTC()
1932	xid := fmt.Sprintf("%s/%s/%s", user.URL, "chonk", xfiltrate())
1933
1934	if !strings.HasPrefix(target, "https://") {
1935		target = fullname(target, u.UserID)
1936	}
1937	if target == "" {
1938		http.Error(w, "who is that?", http.StatusInternalServerError)
1939		return
1940	}
1941	ch := Chonk{
1942		UserID: u.UserID,
1943		XID:    xid,
1944		Who:    user.URL,
1945		Target: target,
1946		Date:   dt,
1947		Noise:  noise,
1948		Format: format,
1949	}
1950	d, err := submitdonk(w, r)
1951	if err != nil && err != http.ErrMissingFile {
1952		return
1953	}
1954	if d != nil {
1955		ch.Donks = append(ch.Donks, d)
1956	}
1957
1958	translatechonk(&ch)
1959	savechonk(&ch)
1960	// reload for consistency
1961	ch.Donks = nil
1962	donksforchonks([]*Chonk{&ch})
1963	go sendchonk(user, &ch)
1964
1965	http.Redirect(w, r, "/chatter", http.StatusSeeOther)
1966}
1967
1968var combocache = cache.New(cache.Options{Filler: func(userid int64) ([]string, bool) {
1969	honkers := gethonkers(userid)
1970	var combos []string
1971	for _, h := range honkers {
1972		combos = append(combos, h.Combos...)
1973	}
1974	for i, c := range combos {
1975		if c == "-" {
1976			combos[i] = ""
1977		}
1978	}
1979	combos = oneofakind(combos)
1980	sort.Strings(combos)
1981	return combos, true
1982}, Invalidator: &honkerinvalidator})
1983
1984func showcombos(w http.ResponseWriter, r *http.Request) {
1985	userinfo := login.GetUserInfo(r)
1986	var combos []string
1987	combocache.Get(userinfo.UserID, &combos)
1988	templinfo := getInfo(r)
1989	err := readviews.Execute(w, "combos.html", templinfo)
1990	if err != nil {
1991		elog.Print(err)
1992	}
1993}
1994
1995func websubmithonker(w http.ResponseWriter, r *http.Request) {
1996	h := submithonker(w, r)
1997	if h == nil {
1998		return
1999	}
2000	http.Redirect(w, r, "/honkers", http.StatusSeeOther)
2001}
2002
2003func submithonker(w http.ResponseWriter, r *http.Request) *Honker {
2004	u := login.GetUserInfo(r)
2005	user, _ := butwhatabout(u.Username)
2006	name := strings.TrimSpace(r.FormValue("name"))
2007	url := strings.TrimSpace(r.FormValue("url"))
2008	peep := r.FormValue("peep")
2009	combos := strings.TrimSpace(r.FormValue("combos"))
2010	combos = " " + combos + " "
2011	honkerid, _ := strconv.ParseInt(r.FormValue("honkerid"), 10, 0)
2012
2013	re_namecheck := regexp.MustCompile("^[\\pL[:digit:]_.-]+$")
2014	if name != "" && !re_namecheck.MatchString(name) {
2015		http.Error(w, "please use a plainer name", http.StatusInternalServerError)
2016		return nil
2017	}
2018
2019	var meta HonkerMeta
2020	meta.Notes = strings.TrimSpace(r.FormValue("notes"))
2021	mj, _ := jsonify(&meta)
2022
2023	defer honkerinvalidator.Clear(u.UserID)
2024
2025	// mostly dummy, fill in later...
2026	h := &Honker{
2027		ID: honkerid,
2028	}
2029
2030	if honkerid > 0 {
2031		if r.FormValue("delete") == "delete" {
2032			unfollowyou(user, honkerid, false)
2033			stmtDeleteHonker.Exec(honkerid)
2034			return h
2035		}
2036		if r.FormValue("unsub") == "unsub" {
2037			unfollowyou(user, honkerid, false)
2038		}
2039		if r.FormValue("sub") == "sub" {
2040			followyou(user, honkerid, false)
2041		}
2042		_, err := stmtUpdateHonker.Exec(name, combos, mj, honkerid, u.UserID)
2043		if err != nil {
2044			elog.Printf("update honker err: %s", err)
2045			return nil
2046		}
2047		return h
2048	}
2049
2050	if url == "" {
2051		http.Error(w, "subscribing to nothing?", http.StatusInternalServerError)
2052		return nil
2053	}
2054
2055	flavor := "presub"
2056	if peep == "peep" {
2057		flavor = "peep"
2058	}
2059
2060	var err error
2061	honkerid, err = savehonker(user, url, name, flavor, combos, mj)
2062	if err != nil {
2063		http.Error(w, "had some trouble with that: "+err.Error(), http.StatusInternalServerError)
2064		return nil
2065	}
2066	if flavor == "presub" {
2067		followyou(user, honkerid, false)
2068	}
2069	h.ID = honkerid
2070	return h
2071}
2072
2073func hfcspage(w http.ResponseWriter, r *http.Request) {
2074	userinfo := login.GetUserInfo(r)
2075
2076	filters := getfilters(userinfo.UserID, filtAny)
2077
2078	templinfo := getInfo(r)
2079	templinfo["Filters"] = filters
2080	templinfo["FilterCSRF"] = login.GetCSRF("filter", r)
2081	err := readviews.Execute(w, "hfcs.html", templinfo)
2082	if err != nil {
2083		elog.Print(err)
2084	}
2085}
2086
2087func savehfcs(w http.ResponseWriter, r *http.Request) {
2088	userinfo := login.GetUserInfo(r)
2089	itsok := r.FormValue("itsok")
2090	if itsok == "iforgiveyou" {
2091		hfcsid, _ := strconv.ParseInt(r.FormValue("hfcsid"), 10, 0)
2092		_, err := stmtDeleteFilter.Exec(userinfo.UserID, hfcsid)
2093		if err != nil {
2094			elog.Printf("error deleting filter: %s", err)
2095		}
2096		filtInvalidator.Clear(userinfo.UserID)
2097		http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2098		return
2099	}
2100
2101	filt := new(Filter)
2102	filt.Name = strings.TrimSpace(r.FormValue("name"))
2103	filt.Date = time.Now().UTC()
2104	filt.Actor = strings.TrimSpace(r.FormValue("actor"))
2105	filt.IncludeAudience = r.FormValue("incaud") == "yes"
2106	filt.Text = strings.TrimSpace(r.FormValue("filttext"))
2107	filt.IsReply = r.FormValue("isreply") == "yes"
2108	filt.IsAnnounce = r.FormValue("isannounce") == "yes"
2109	filt.AnnounceOf = strings.TrimSpace(r.FormValue("announceof"))
2110	filt.Reject = r.FormValue("doreject") == "yes"
2111	filt.SkipMedia = r.FormValue("doskipmedia") == "yes"
2112	filt.Hide = r.FormValue("dohide") == "yes"
2113	filt.Collapse = r.FormValue("docollapse") == "yes"
2114	filt.Rewrite = strings.TrimSpace(r.FormValue("filtrewrite"))
2115	filt.Replace = strings.TrimSpace(r.FormValue("filtreplace"))
2116	if dur := parseDuration(r.FormValue("filtduration")); dur > 0 {
2117		filt.Expiration = time.Now().UTC().Add(dur)
2118	}
2119	filt.Notes = strings.TrimSpace(r.FormValue("filtnotes"))
2120
2121	if filt.Actor == "" && filt.Text == "" && !filt.IsAnnounce {
2122		ilog.Printf("blank filter")
2123		http.Error(w, "can't save a blank filter", http.StatusInternalServerError)
2124		return
2125	}
2126
2127	j, err := jsonify(filt)
2128	if err == nil {
2129		_, err = stmtSaveFilter.Exec(userinfo.UserID, j)
2130	}
2131	if err != nil {
2132		elog.Printf("error saving filter: %s", err)
2133	}
2134
2135	filtInvalidator.Clear(userinfo.UserID)
2136	http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2137}
2138
2139func accountpage(w http.ResponseWriter, r *http.Request) {
2140	u := login.GetUserInfo(r)
2141	user, _ := butwhatabout(u.Username)
2142	templinfo := getInfo(r)
2143	templinfo["UserCSRF"] = login.GetCSRF("saveuser", r)
2144	templinfo["LogoutCSRF"] = login.GetCSRF("logout", r)
2145	templinfo["User"] = user
2146	about := user.About
2147	if ava := user.Options.Avatar; ava != "" {
2148		about += "\n\navatar: " + ava[strings.LastIndexByte(ava, '/')+1:]
2149	}
2150	if ban := user.Options.Banner; ban != "" {
2151		about += "\n\nbanner: " + ban[strings.LastIndexByte(ban, '/')+1:]
2152	}
2153	templinfo["WhatAbout"] = about
2154	err := readviews.Execute(w, "account.html", templinfo)
2155	if err != nil {
2156		elog.Print(err)
2157	}
2158}
2159
2160func dochpass(w http.ResponseWriter, r *http.Request) {
2161	err := login.ChangePassword(w, r)
2162	if err != nil {
2163		elog.Printf("error changing password: %s", err)
2164	}
2165	http.Redirect(w, r, "/account", http.StatusSeeOther)
2166}
2167
2168func fingerlicker(w http.ResponseWriter, r *http.Request) {
2169	orig := r.FormValue("resource")
2170
2171	dlog.Printf("finger lick: %s", orig)
2172
2173	if strings.HasPrefix(orig, "acct:") {
2174		orig = orig[5:]
2175	}
2176
2177	name := orig
2178	idx := strings.LastIndexByte(name, '/')
2179	if idx != -1 {
2180		name = name[idx+1:]
2181		if fmt.Sprintf("https://%s/%s/%s", serverName, userSep, name) != orig {
2182			ilog.Printf("foreign request rejected")
2183			name = ""
2184		}
2185	} else {
2186		idx = strings.IndexByte(name, '@')
2187		if idx != -1 {
2188			name = name[:idx]
2189			if !(name+"@"+serverName == orig || name+"@"+masqName == orig) {
2190				ilog.Printf("foreign request rejected")
2191				name = ""
2192			}
2193		}
2194	}
2195	user, err := butwhatabout(name)
2196	if err != nil {
2197		http.NotFound(w, r)
2198		return
2199	}
2200	if stealthmode(user.ID, r) {
2201		http.NotFound(w, r)
2202		return
2203	}
2204
2205	j := junk.New()
2206	j["subject"] = fmt.Sprintf("acct:%s@%s", user.Name, masqName)
2207	j["aliases"] = []string{user.URL}
2208	l := junk.New()
2209	l["rel"] = "self"
2210	l["type"] = `application/activity+json`
2211	l["href"] = user.URL
2212	j["links"] = []junk.Junk{l}
2213
2214	w.Header().Set("Content-Type", "application/jrd+json")
2215	j.Write(w)
2216}
2217
2218func somedays() string {
2219	secs := 432000 + notrand.Int63n(432000)
2220	return fmt.Sprintf("%d", secs)
2221}
2222
2223func lookatme(ava string) string {
2224	if strings.Contains(ava, serverName+"/"+userSep) {
2225		idx := strings.LastIndexByte(ava, '/')
2226		if idx < len(ava) {
2227			name := ava[idx+1:]
2228			user, _ := butwhatabout(name)
2229			if user != nil && user.URL == ava {
2230				return user.Options.Avatar
2231			}
2232		}
2233	}
2234	return ""
2235}
2236
2237func avatate(w http.ResponseWriter, r *http.Request) {
2238	if develMode {
2239		loadAvatarColors()
2240	}
2241	n := r.FormValue("a")
2242	if redir := lookatme(n); redir != "" {
2243		http.Redirect(w, r, redir, http.StatusSeeOther)
2244		return
2245	}
2246	a := genAvatar(n)
2247	if !develMode {
2248		w.Header().Set("Cache-Control", "max-age="+somedays())
2249	}
2250	w.Write(a)
2251}
2252
2253func serveviewasset(w http.ResponseWriter, r *http.Request) {
2254	serveasset(w, r, viewDir)
2255}
2256func servedataasset(w http.ResponseWriter, r *http.Request) {
2257	if r.URL.Path == "/favicon.ico" {
2258		r.URL.Path = "/icon.png"
2259	}
2260	serveasset(w, r, dataDir)
2261}
2262
2263func serveasset(w http.ResponseWriter, r *http.Request, basedir string) {
2264	if !develMode {
2265		w.Header().Set("Cache-Control", "max-age=7776000")
2266	}
2267	http.ServeFile(w, r, basedir+"/views"+r.URL.Path)
2268}
2269func servehelp(w http.ResponseWriter, r *http.Request) {
2270	name := mux.Vars(r)["name"]
2271	if !develMode {
2272		w.Header().Set("Cache-Control", "max-age=3600")
2273	}
2274	http.ServeFile(w, r, viewDir+"/docs/"+name)
2275}
2276func servehtml(w http.ResponseWriter, r *http.Request) {
2277	u := login.GetUserInfo(r)
2278	templinfo := getInfo(r)
2279	templinfo["AboutMsg"] = aboutMsg
2280	templinfo["LoginMsg"] = loginMsg
2281	templinfo["HonkVersion"] = softwareVersion
2282	if r.URL.Path == "/about" {
2283		templinfo["Sensors"] = getSensors()
2284	}
2285	if u == nil && !develMode {
2286		w.Header().Set("Cache-Control", "max-age=60")
2287	}
2288	err := readviews.Execute(w, r.URL.Path[1:]+".html", templinfo)
2289	if err != nil {
2290		elog.Print(err)
2291	}
2292}
2293func serveemu(w http.ResponseWriter, r *http.Request) {
2294	emu := mux.Vars(r)["emu"]
2295
2296	w.Header().Set("Cache-Control", "max-age="+somedays())
2297	http.ServeFile(w, r, dataDir+"/emus/"+emu)
2298}
2299func servememe(w http.ResponseWriter, r *http.Request) {
2300	meme := mux.Vars(r)["meme"]
2301
2302	w.Header().Set("Cache-Control", "max-age="+somedays())
2303	http.ServeFile(w, r, dataDir+"/memes/"+meme)
2304}
2305
2306func servefile(w http.ResponseWriter, r *http.Request) {
2307	xid := mux.Vars(r)["xid"]
2308	var media string
2309	var data []byte
2310	row := stmtGetFileData.QueryRow(xid)
2311	err := row.Scan(&media, &data)
2312	if err != nil {
2313		elog.Printf("error loading file: %s", err)
2314		http.NotFound(w, r)
2315		return
2316	}
2317	w.Header().Set("Content-Type", media)
2318	w.Header().Set("X-Content-Type-Options", "nosniff")
2319	w.Header().Set("Cache-Control", "max-age="+somedays())
2320	w.Write(data)
2321}
2322
2323func nomoroboto(w http.ResponseWriter, r *http.Request) {
2324	io.WriteString(w, "User-agent: *\n")
2325	io.WriteString(w, "Disallow: /a\n")
2326	io.WriteString(w, "Disallow: /d/\n")
2327	io.WriteString(w, "Disallow: /meme/\n")
2328	io.WriteString(w, "Disallow: /o\n")
2329	io.WriteString(w, "Disallow: /o/\n")
2330	io.WriteString(w, "Disallow: /help/\n")
2331	for _, u := range allusers() {
2332		fmt.Fprintf(w, "Disallow: /%s/%s/%s/\n", userSep, u.Username, honkSep)
2333	}
2334}
2335
2336type Hydration struct {
2337	Tophid    int64
2338	Srvmsg    template.HTML
2339	Honks     string
2340	MeCount   int64
2341	ChatCount int64
2342}
2343
2344func webhydra(w http.ResponseWriter, r *http.Request) {
2345	u := login.GetUserInfo(r)
2346	userid := u.UserID
2347	templinfo := getInfo(r)
2348	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
2349	page := r.FormValue("page")
2350
2351	wanted, _ := strconv.ParseInt(r.FormValue("tophid"), 10, 0)
2352
2353	var hydra Hydration
2354
2355	var honks []*Honk
2356	switch page {
2357	case "atme":
2358		honks = gethonksforme(userid, wanted)
2359		honks = osmosis(honks, userid, false)
2360		menewnone(userid)
2361		hydra.Srvmsg = "at me!"
2362	case "longago":
2363		honks = gethonksfromlongago(userid, wanted)
2364		honks = osmosis(honks, userid, false)
2365		hydra.Srvmsg = "from long ago"
2366	case "home":
2367		honks = gethonksforuser(userid, wanted)
2368		honks = osmosis(honks, userid, true)
2369		hydra.Srvmsg = serverMsg
2370	case "first":
2371		honks = gethonksforuserfirstclass(userid, wanted)
2372		honks = osmosis(honks, userid, true)
2373		hydra.Srvmsg = "first class only"
2374	case "saved":
2375		honks = getsavedhonks(userid, wanted)
2376		templinfo["PageName"] = "saved"
2377		hydra.Srvmsg = "saved honks"
2378	case "combo":
2379		c := r.FormValue("c")
2380		honks = gethonksbycombo(userid, c, wanted)
2381		honks = osmosis(honks, userid, false)
2382		hydra.Srvmsg = templates.Sprintf("honks by combo: %s", c)
2383	case "convoy":
2384		c := r.FormValue("c")
2385		honks = gethonksbyconvoy(userid, c, wanted)
2386		honks = osmosis(honks, userid, false)
2387		honks = threadsort(honks)
2388		reversehonks(honks)
2389		hydra.Srvmsg = templates.Sprintf("honks in convoy: %s", c)
2390	case "honker":
2391		xid := r.FormValue("xid")
2392		honks = gethonksbyxonker(userid, xid, wanted)
2393		miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
2394			<input type="hidden" name="CSRF" value="%s">
2395			<input type="hidden" name="url" value="%s">
2396			<button tabindex=1 name="add honker" value="add honker">add honker</button>
2397			</form>`, login.GetCSRF("submithonker", r), xid)
2398		msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, xid, xid, miniform)
2399		hydra.Srvmsg = msg
2400	case "user":
2401		uname := r.FormValue("uname")
2402		honks = gethonksbyuser(uname, u != nil && u.Username == uname, wanted)
2403		hydra.Srvmsg = templates.Sprintf("honks by user: %s", uname)
2404	default:
2405		http.NotFound(w, r)
2406	}
2407
2408	if len(honks) > 0 {
2409		hydra.Tophid = honks[0].ID
2410	} else {
2411		hydra.Tophid = wanted
2412	}
2413	reverbolate(userid, honks)
2414
2415	user, _ := butwhatabout(u.Username)
2416
2417	var buf strings.Builder
2418	templinfo["Honks"] = honks
2419	templinfo["MapLink"] = getmaplink(u)
2420	templinfo["User"], _ = butwhatabout(u.Username)
2421	err := readviews.Execute(&buf, "honkfrags.html", templinfo)
2422	if err != nil {
2423		elog.Printf("frag error: %s", err)
2424		return
2425	}
2426	hydra.Honks = buf.String()
2427	hydra.MeCount = user.Options.MeCount
2428	hydra.ChatCount = user.Options.ChatCount
2429	w.Header().Set("Content-Type", "application/json")
2430	j, _ := jsonify(&hydra)
2431	io.WriteString(w, j)
2432}
2433
2434var honkline = make(chan bool)
2435
2436func honkhonkline() {
2437	for {
2438		select {
2439		case honkline <- true:
2440		default:
2441			return
2442		}
2443	}
2444}
2445
2446func apihandler(w http.ResponseWriter, r *http.Request) {
2447	u := login.GetUserInfo(r)
2448	userid := u.UserID
2449	action := r.FormValue("action")
2450	wait, _ := strconv.ParseInt(r.FormValue("wait"), 10, 0)
2451	dlog.Printf("api request '%s' on behalf of %s", action, u.Username)
2452	switch action {
2453	case "honk":
2454		h := submithonk(w, r)
2455		if h == nil {
2456			return
2457		}
2458		fmt.Fprintf(w, "%s", h.XID)
2459	case "donk":
2460		d, err := submitdonk(w, r)
2461		if err != nil {
2462			http.Error(w, err.Error(), http.StatusBadRequest)
2463			return
2464		}
2465		if d == nil {
2466			http.Error(w, "missing donk", http.StatusBadRequest)
2467			return
2468		}
2469		w.Write([]byte(d.XID))
2470	case "zonkit":
2471		zonkit(w, r)
2472	case "gethonks":
2473		var honks []*Honk
2474		wanted, _ := strconv.ParseInt(r.FormValue("after"), 10, 0)
2475		page := r.FormValue("page")
2476		var waitchan <-chan time.Time
2477	requery:
2478		switch page {
2479		case "atme":
2480			honks = gethonksforme(userid, wanted)
2481			honks = osmosis(honks, userid, false)
2482			menewnone(userid)
2483		case "longago":
2484			honks = gethonksfromlongago(userid, wanted)
2485			honks = osmosis(honks, userid, false)
2486		case "home":
2487			honks = gethonksforuser(userid, wanted)
2488			honks = osmosis(honks, userid, true)
2489		case "myhonks":
2490			honks = gethonksbyuser(u.Username, true, wanted)
2491			honks = osmosis(honks, userid, true)
2492		default:
2493			http.Error(w, "unknown page", http.StatusNotFound)
2494			return
2495		}
2496		if len(honks) == 0 && wait > 0 {
2497			if waitchan == nil {
2498				waitchan = time.After(time.Duration(wait) * time.Second)
2499			}
2500			select {
2501			case <-honkline:
2502				goto requery
2503			case <-waitchan:
2504			}
2505		}
2506		reverbolate(userid, honks)
2507		j := junk.New()
2508		j["honks"] = honks
2509		j.Write(w)
2510	case "sendactivity":
2511		user, _ := butwhatabout(u.Username)
2512		public := r.FormValue("public") == "1"
2513		rcpts := boxuprcpts(user, r.Form["rcpt"], public)
2514		msg := []byte(r.FormValue("msg"))
2515		for rcpt := range rcpts {
2516			go deliverate(userid, rcpt, msg)
2517		}
2518	case "gethonkers":
2519		j := junk.New()
2520		j["honkers"] = gethonkers(u.UserID)
2521		j.Write(w)
2522	case "savehonker":
2523		h := submithonker(w, r)
2524		if h == nil {
2525			return
2526		}
2527		fmt.Fprintf(w, "%d", h.ID)
2528	default:
2529		http.Error(w, "unknown action", http.StatusNotFound)
2530		return
2531	}
2532}
2533
2534func fiveoh(w http.ResponseWriter, r *http.Request) {
2535	fd, err := os.OpenFile("violations.json", os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
2536	if err != nil {
2537		elog.Printf("error opening violations! %s", err)
2538		return
2539	}
2540	defer fd.Close()
2541	io.Copy(fd, r.Body)
2542}
2543
2544var endoftheworld = make(chan bool)
2545var readyalready = make(chan bool)
2546var workinprogress = 0
2547
2548func enditall() {
2549	sig := make(chan os.Signal)
2550	signal.Notify(sig, os.Interrupt, syscall.SIGTERM, syscall.SIGQUIT)
2551	<-sig
2552	ilog.Printf("stopping...")
2553	for i := 0; i < workinprogress; i++ {
2554		endoftheworld <- true
2555	}
2556	ilog.Printf("waiting...")
2557	for i := 0; i < workinprogress; i++ {
2558		<-readyalready
2559	}
2560	ilog.Printf("apocalypse")
2561	os.Exit(0)
2562}
2563
2564var preservehooks []func()
2565
2566func bgmonitor() {
2567	for {
2568		when := time.Now().Add(-3 * 24 * time.Hour).UTC().Format(dbtimeformat)
2569		_, err := stmtDeleteOldXonkers.Exec("pubkey", when)
2570		if err != nil {
2571			elog.Printf("error deleting old xonkers: %s", err)
2572		}
2573		zaggies.Flush()
2574		time.Sleep(50 * time.Minute)
2575	}
2576}
2577
2578func addcspheaders(next http.Handler) http.Handler {
2579	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
2580		w.Header().Set("Content-Security-Policy", "default-src 'none'; script-src 'self'; connect-src 'self'; style-src 'self'; img-src 'self'; media-src 'self'; report-uri /csp-violation")
2581		next.ServeHTTP(w, r)
2582	})
2583}
2584
2585func emuinit() {
2586	var emunames []string
2587	dir, err := os.Open(dataDir + "/emus")
2588	if err == nil {
2589		emunames, _ = dir.Readdirnames(0)
2590		dir.Close()
2591	}
2592	for _, e := range emunames {
2593		if len(e) <= 4 {
2594			continue
2595		}
2596		ext := e[len(e)-4:]
2597		emu := Emu{
2598			ID:   fmt.Sprintf("/emu/%s", e),
2599			Name: e[:len(e)-4],
2600			Type: "image/" + ext[1:],
2601		}
2602		allemus = append(allemus, emu)
2603	}
2604	sort.Slice(allemus, func(i, j int) bool {
2605		return allemus[i].Name < allemus[j].Name
2606	})
2607}
2608
2609func serve() {
2610	db := opendatabase()
2611	login.Init(login.InitArgs{Db: db, Logger: ilog, Insecure: develMode, SameSiteStrict: !develMode})
2612
2613	listener, err := openListener()
2614	if err != nil {
2615		elog.Fatal(err)
2616	}
2617	runBackendServer()
2618	go enditall()
2619	go redeliverator()
2620	go tracker()
2621	go bgmonitor()
2622	loadLingo()
2623	emuinit()
2624
2625	readviews = templates.Load(develMode,
2626		viewDir+"/views/honkpage.html",
2627		viewDir+"/views/honkfrags.html",
2628		viewDir+"/views/honkers.html",
2629		viewDir+"/views/chatter.html",
2630		viewDir+"/views/hfcs.html",
2631		viewDir+"/views/combos.html",
2632		viewDir+"/views/honkform.html",
2633		viewDir+"/views/honk.html",
2634		viewDir+"/views/account.html",
2635		viewDir+"/views/about.html",
2636		viewDir+"/views/funzone.html",
2637		viewDir+"/views/login.html",
2638		viewDir+"/views/xzone.html",
2639		viewDir+"/views/msg.html",
2640		viewDir+"/views/header.html",
2641		viewDir+"/views/onts.html",
2642		viewDir+"/views/emus.html",
2643		viewDir+"/views/honkpage.js",
2644	)
2645	if !develMode {
2646		assets := []string{
2647			viewDir + "/views/style.css",
2648			dataDir + "/views/local.css",
2649			viewDir + "/views/honkpage.js",
2650			dataDir + "/views/local.js",
2651		}
2652		for _, s := range assets {
2653			savedassetparams[s] = getassetparam(s)
2654		}
2655		loadAvatarColors()
2656	}
2657
2658	for _, h := range preservehooks {
2659		h()
2660	}
2661
2662	mux := mux.NewRouter()
2663	mux.Use(addcspheaders)
2664	mux.Use(login.Checker)
2665
2666	mux.Handle("/api", login.TokenRequired(http.HandlerFunc(apihandler)))
2667
2668	posters := mux.Methods("POST").Subrouter()
2669	getters := mux.Methods("GET").Subrouter()
2670
2671	getters.HandleFunc("/", homepage)
2672	getters.HandleFunc("/home", homepage)
2673	getters.HandleFunc("/front", homepage)
2674	getters.HandleFunc("/events", homepage)
2675	getters.HandleFunc("/robots.txt", nomoroboto)
2676	getters.HandleFunc("/rss", showrss)
2677	getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}", showuser)
2678	getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/"+honkSep+"/{xid:[\\pL[:digit:]]+}", showonehonk)
2679	getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/rss", showrss)
2680	posters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/inbox", inbox)
2681	getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/outbox", outbox)
2682	getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/followers", emptiness)
2683	getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/following", emptiness)
2684	getters.HandleFunc("/a", avatate)
2685	getters.HandleFunc("/o", thelistingoftheontologies)
2686	getters.HandleFunc("/o/{name:.+}", showontology)
2687	getters.HandleFunc("/d/{xid:[\\pL[:digit:].]+}", servefile)
2688	getters.HandleFunc("/emu/{emu:[^.]*[^/]+}", serveemu)
2689	getters.HandleFunc("/meme/{meme:[^.]*[^/]+}", servememe)
2690	getters.HandleFunc("/.well-known/webfinger", fingerlicker)
2691
2692	getters.HandleFunc("/flag/{code:.+}", showflag)
2693
2694	getters.HandleFunc("/server", serveractor)
2695	posters.HandleFunc("/server/inbox", serverinbox)
2696	posters.HandleFunc("/inbox", serverinbox)
2697
2698	posters.HandleFunc("/csp-violation", fiveoh)
2699
2700	getters.HandleFunc("/style.css", serveviewasset)
2701	getters.HandleFunc("/honkpage.js", serveviewasset)
2702	getters.HandleFunc("/misc.js", serveviewasset)
2703	getters.HandleFunc("/local.css", servedataasset)
2704	getters.HandleFunc("/local.js", servedataasset)
2705	getters.HandleFunc("/icon.png", servedataasset)
2706	getters.HandleFunc("/favicon.ico", servedataasset)
2707
2708	getters.HandleFunc("/about", servehtml)
2709	getters.HandleFunc("/login", servehtml)
2710	posters.HandleFunc("/dologin", login.LoginFunc)
2711	getters.HandleFunc("/logout", login.LogoutFunc)
2712	getters.HandleFunc("/help/{name:[\\pL[:digit:]_.-]+}", servehelp)
2713
2714	loggedin := mux.NewRoute().Subrouter()
2715	loggedin.Use(login.Required)
2716	loggedin.HandleFunc("/first", homepage)
2717	loggedin.HandleFunc("/chatter", showchatter)
2718	loggedin.Handle("/sendchonk", login.CSRFWrap("sendchonk", http.HandlerFunc(submitchonk)))
2719	loggedin.HandleFunc("/saved", homepage)
2720	loggedin.HandleFunc("/account", accountpage)
2721	loggedin.HandleFunc("/funzone", showfunzone)
2722	loggedin.HandleFunc("/chpass", dochpass)
2723	loggedin.HandleFunc("/atme", homepage)
2724	loggedin.HandleFunc("/longago", homepage)
2725	loggedin.HandleFunc("/hfcs", hfcspage)
2726	loggedin.HandleFunc("/xzone", xzone)
2727	loggedin.HandleFunc("/newhonk", newhonkpage)
2728	loggedin.HandleFunc("/edit", edithonkpage)
2729	loggedin.Handle("/honk", login.CSRFWrap("honkhonk", http.HandlerFunc(websubmithonk)))
2730	loggedin.Handle("/bonk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitbonk)))
2731	loggedin.Handle("/zonkit", login.CSRFWrap("honkhonk", http.HandlerFunc(zonkit)))
2732	loggedin.Handle("/savehfcs", login.CSRFWrap("filter", http.HandlerFunc(savehfcs)))
2733	loggedin.Handle("/saveuser", login.CSRFWrap("saveuser", http.HandlerFunc(saveuser)))
2734	loggedin.Handle("/ximport", login.CSRFWrap("ximport", http.HandlerFunc(ximport)))
2735	loggedin.HandleFunc("/honkers", showhonkers)
2736	loggedin.HandleFunc("/h/{name:[\\pL[:digit:]_.-]+}", showhonker)
2737	loggedin.HandleFunc("/h", showhonker)
2738	loggedin.HandleFunc("/c/{name:[\\pL[:digit:]_.-]+}", showcombo)
2739	loggedin.HandleFunc("/c", showcombos)
2740	loggedin.HandleFunc("/t", showconvoy)
2741	loggedin.HandleFunc("/q", showsearch)
2742	loggedin.HandleFunc("/hydra", webhydra)
2743	loggedin.HandleFunc("/emus", showemus)
2744	loggedin.Handle("/submithonker", login.CSRFWrap("submithonker", http.HandlerFunc(websubmithonker)))
2745
2746	err = http.Serve(listener, mux)
2747	if err != nil {
2748		elog.Fatal(err)
2749	}
2750}