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	"github.com/sassoftware/relic/lib/dlog"
  39	"humungus.tedunangst.com/r/webs/cache"
  40	"humungus.tedunangst.com/r/webs/httpsig"
  41	"humungus.tedunangst.com/r/webs/junk"
  42	"humungus.tedunangst.com/r/webs/login"
  43	"humungus.tedunangst.com/r/webs/rss"
  44	"humungus.tedunangst.com/r/webs/templates"
  45)
  46
  47var readviews *templates.Template
  48
  49var userSep = "u"
  50var honkSep = "h"
  51
  52var develMode = false
  53
  54var allemus []Emu
  55
  56func getuserstyle(u *login.UserInfo) template.HTMLAttr {
  57	if u == nil {
  58		return ""
  59	}
  60	user, _ := butwhatabout(u.Username)
  61	class := template.HTMLAttr("")
  62	if user.Options.SkinnyCSS {
  63		class += `class="skinny"`
  64	}
  65	return class
  66}
  67
  68func getmaplink(u *login.UserInfo) string {
  69	if u == nil {
  70		return "osm"
  71	}
  72	user, _ := butwhatabout(u.Username)
  73	ml := user.Options.MapLink
  74	if ml == "" {
  75		ml = "osm"
  76	}
  77	return ml
  78}
  79
  80func getInfo(r *http.Request) map[string]interface{} {
  81	templinfo := make(map[string]interface{})
  82	templinfo["StyleParam"] = getassetparam(viewDir + "/views/style.css")
  83	templinfo["LocalStyleParam"] = getassetparam(dataDir + "/views/local.css")
  84	templinfo["JSParam"] = getassetparam(viewDir + "/views/honkpage.js")
  85	templinfo["LocalJSParam"] = getassetparam(dataDir + "/views/local.js")
  86	templinfo["MiscJSParam"] = getassetparam(dataDir + "/views/misc.js")
  87	templinfo["ServerName"] = serverName
  88	templinfo["IconName"] = iconName
  89	templinfo["UserSep"] = userSep
  90	if u := login.GetUserInfo(r); u != nil {
  91		templinfo["UserInfo"], _ = butwhatabout(u.Username)
  92		templinfo["UserStyle"] = getuserstyle(u)
  93		var combos []string
  94		combocache.Get(u.UserID, &combos)
  95		templinfo["Combos"] = combos
  96	}
  97	return templinfo
  98}
  99
 100func homepage(w http.ResponseWriter, r *http.Request) {
 101	templinfo := getInfo(r)
 102	u := login.GetUserInfo(r)
 103	var honks []*Honk
 104	var userid int64 = -1
 105
 106	templinfo["ServerMessage"] = serverMsg
 107	if u == nil || r.URL.Path == "/front" {
 108		switch r.URL.Path {
 109		case "/events":
 110			honks = geteventhonks(userid)
 111			templinfo["ServerMessage"] = "some recent and upcoming events"
 112		default:
 113			templinfo["ShowRSS"] = true
 114			honks = getpublichonks()
 115		}
 116	} else {
 117		userid = u.UserID
 118		switch r.URL.Path {
 119		case "/atme":
 120			templinfo["ServerMessage"] = "at me!"
 121			templinfo["PageName"] = "atme"
 122			honks = gethonksforme(userid, 0)
 123			honks = osmosis(honks, userid, false)
 124			menewnone(userid)
 125			templinfo["UserInfo"], _ = butwhatabout(u.Username)
 126		case "/longago":
 127			templinfo["ServerMessage"] = "long ago and far away!"
 128			templinfo["PageName"] = "longago"
 129			honks = gethonksfromlongago(userid, 0)
 130			honks = osmosis(honks, userid, false)
 131		case "/events":
 132			templinfo["ServerMessage"] = "some recent and upcoming events"
 133			templinfo["PageName"] = "events"
 134			honks = geteventhonks(userid)
 135			honks = osmosis(honks, userid, true)
 136		case "/first":
 137			templinfo["PageName"] = "first"
 138			honks = gethonksforuserfirstclass(userid, 0)
 139			honks = osmosis(honks, userid, true)
 140		case "/saved":
 141			templinfo["ServerMessage"] = "saved honks"
 142			templinfo["PageName"] = "saved"
 143			honks = getsavedhonks(userid, 0)
 144		default:
 145			templinfo["PageName"] = "home"
 146			honks = gethonksforuser(userid, 0)
 147			honks = osmosis(honks, userid, true)
 148		}
 149		templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 150	}
 151
 152	honkpage(w, u, honks, templinfo)
 153}
 154
 155func showemus(w http.ResponseWriter, r *http.Request) {
 156	templinfo := getInfo(r)
 157	templinfo["Emus"] = allemus
 158	err := readviews.Execute(w, "emus.html", templinfo)
 159	if err != nil {
 160		elog.Print(err)
 161	}
 162}
 163
 164func showfunzone(w http.ResponseWriter, r *http.Request) {
 165	var emunames, memenames []string
 166	emuext := make(map[string]string)
 167	dir, err := os.Open(dataDir + "/emus")
 168	if err == nil {
 169		emunames, _ = dir.Readdirnames(0)
 170		dir.Close()
 171	}
 172	for i, e := range emunames {
 173		if len(e) > 4 {
 174			emunames[i] = e[:len(e)-4]
 175			emuext[emunames[i]] = e[len(e)-4:]
 176		}
 177	}
 178	dir, err = os.Open(dataDir + "/memes")
 179	if err == nil {
 180		memenames, _ = dir.Readdirnames(0)
 181		dir.Close()
 182	}
 183	sort.Strings(emunames)
 184	sort.Strings(memenames)
 185	templinfo := getInfo(r)
 186	templinfo["Emus"] = emunames
 187	templinfo["Emuext"] = emuext
 188	templinfo["Memes"] = memenames
 189	err = readviews.Execute(w, "funzone.html", templinfo)
 190	if err != nil {
 191		elog.Print(err)
 192	}
 193}
 194
 195func showrss(w http.ResponseWriter, r *http.Request) {
 196	name := mux.Vars(r)["name"]
 197
 198	var honks []*Honk
 199	if name != "" {
 200		honks = gethonksbyuser(name, false, 0)
 201	} else {
 202		honks = getpublichonks()
 203	}
 204	reverbolate(-1, honks)
 205
 206	home := fmt.Sprintf("https://%s/", serverName)
 207	base := home
 208	if name != "" {
 209		home += "u/" + name
 210		name += " "
 211	}
 212	feed := rss.Feed{
 213		Title:       name + "honk",
 214		Link:        home,
 215		Description: name + "honk rss",
 216		Image: &rss.Image{
 217			URL:   base + "icon.png",
 218			Title: name + "honk rss",
 219			Link:  home,
 220		},
 221	}
 222	var modtime time.Time
 223	for _, honk := range honks {
 224		if !firstclass(honk) {
 225			continue
 226		}
 227		desc := string(honk.HTML)
 228		if t := honk.Time; t != nil {
 229			desc += fmt.Sprintf(`<p>Time: %s`, t.StartTime.Local().Format("03:04PM EDT Mon Jan 02"))
 230			if t.Duration != 0 {
 231				desc += fmt.Sprintf(`<br>Duration: %s`, t.Duration)
 232			}
 233		}
 234		if p := honk.Place; p != nil {
 235			desc += string(templates.Sprintf(`<p>Location: <a href="%s">%s</a> %f %f`,
 236				p.Url, p.Name, p.Latitude, p.Longitude))
 237		}
 238		for _, d := range honk.Donks {
 239			desc += string(templates.Sprintf(`<p><a href="%s">Attachment: %s</a>`,
 240				d.URL, d.Desc))
 241			if strings.HasPrefix(d.Media, "image") {
 242				desc += string(templates.Sprintf(`<img src="%s">`, d.URL))
 243			}
 244		}
 245
 246		feed.Items = append(feed.Items, &rss.Item{
 247			Title:       fmt.Sprintf("%s %s %s", honk.Username, honk.What, honk.XID),
 248			Description: rss.CData{Data: desc},
 249			Link:        honk.URL,
 250			PubDate:     honk.Date.Format(time.RFC1123),
 251			Guid:        &rss.Guid{IsPermaLink: true, Value: honk.URL},
 252		})
 253		if honk.Date.After(modtime) {
 254			modtime = honk.Date
 255		}
 256	}
 257	if !develMode {
 258		w.Header().Set("Cache-Control", "max-age=300")
 259		w.Header().Set("Last-Modified", modtime.Format(http.TimeFormat))
 260	}
 261
 262	err := feed.Write(w)
 263	if err != nil {
 264		elog.Printf("error writing rss: %s", err)
 265	}
 266}
 267
 268func crappola(j junk.Junk) bool {
 269	t, _ := j.GetString("type")
 270	a, _ := j.GetString("actor")
 271	o, _ := j.GetString("object")
 272	if t == "Delete" && a == o {
 273		dlog.Printf("crappola from %s", a)
 274		return true
 275	}
 276	return false
 277}
 278
 279func ping(user *WhatAbout, who string) {
 280	if targ := fullname(who, user.ID); targ != "" {
 281		who = targ
 282	}
 283	if !strings.HasPrefix(who, "https:") {
 284		who = gofish(who)
 285	}
 286	if who == "" {
 287		ilog.Printf("nobody to ping!")
 288		return
 289	}
 290	var box *Box
 291	ok := boxofboxes.Get(who, &box)
 292	if !ok {
 293		ilog.Printf("no inbox to ping %s", who)
 294		return
 295	}
 296	ilog.Printf("sending ping to %s", box.In)
 297	j := junk.New()
 298	j["@context"] = itiswhatitis
 299	j["type"] = "Ping"
 300	j["id"] = user.URL + "/ping/" + xfiltrate()
 301	j["actor"] = user.URL
 302	j["to"] = who
 303	ki := ziggy(user.ID)
 304	if ki == nil {
 305		return
 306	}
 307	err := PostJunk(ki.keyname, ki.seckey, box.In, j)
 308	if err != nil {
 309		elog.Printf("can't send ping: %s", err)
 310		return
 311	}
 312	ilog.Printf("sent ping to %s: %s", who, j["id"])
 313}
 314
 315func pong(user *WhatAbout, who string, obj string) {
 316	var box *Box
 317	ok := boxofboxes.Get(who, &box)
 318	if !ok {
 319		ilog.Printf("no inbox to pong %s", who)
 320		return
 321	}
 322	j := junk.New()
 323	j["@context"] = itiswhatitis
 324	j["type"] = "Pong"
 325	j["id"] = user.URL + "/pong/" + xfiltrate()
 326	j["actor"] = user.URL
 327	j["to"] = who
 328	j["object"] = obj
 329	ki := ziggy(user.ID)
 330	if ki == nil {
 331		return
 332	}
 333	err := PostJunk(ki.keyname, ki.seckey, box.In, j)
 334	if err != nil {
 335		elog.Printf("can't send pong: %s", err)
 336		return
 337	}
 338}
 339
 340func inbox(w http.ResponseWriter, r *http.Request) {
 341	name := mux.Vars(r)["name"]
 342	user, err := butwhatabout(name)
 343	if err != nil {
 344		http.NotFound(w, r)
 345		return
 346	}
 347	if stealthmode(user.ID, r) {
 348		http.NotFound(w, r)
 349		return
 350	}
 351	var buf bytes.Buffer
 352	limiter := io.LimitReader(r.Body, 1*1024*1024)
 353	io.Copy(&buf, limiter)
 354	payload := buf.Bytes()
 355	j, err := junk.FromBytes(payload)
 356	if err != nil {
 357		ilog.Printf("bad payload: %s", err)
 358		ilog.Writer().Write(payload)
 359		ilog.Writer().Write([]byte{'\n'})
 360		return
 361	}
 362
 363	if crappola(j) {
 364		return
 365	}
 366	what, _ := j.GetString("type")
 367	obj, _ := j.GetString("object")
 368	if what == "Like" || (what == "EmojiReact" && originate(obj) != serverName) {
 369		return
 370	}
 371	who, _ := j.GetString("actor")
 372	if rejectactor(user.ID, who) {
 373		return
 374	}
 375
 376	keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
 377	if err != nil && keyname != "" {
 378		savingthrow(keyname)
 379		keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
 380	}
 381	if err != nil {
 382		ilog.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
 383		if keyname != "" {
 384			ilog.Printf("bad signature from %s", keyname)
 385		}
 386		http.Error(w, "what did you call me?", http.StatusTeapot)
 387		return
 388	}
 389	origin := keymatch(keyname, who)
 390	if origin == "" {
 391		ilog.Printf("keyname actor mismatch: %s <> %s", keyname, who)
 392		return
 393	}
 394
 395	switch what {
 396	case "Ping":
 397		id, _ := j.GetString("id")
 398		ilog.Printf("ping from %s: %s", who, id)
 399		pong(user, who, id)
 400	case "Pong":
 401		ilog.Printf("pong from %s: %s", who, obj)
 402	case "Follow":
 403		if obj != user.URL {
 404			ilog.Printf("can't follow %s", obj)
 405			return
 406		}
 407		followme(user, who, who, j)
 408	case "Accept":
 409		followyou2(user, j)
 410	case "Reject":
 411		nofollowyou2(user, j)
 412	case "Update":
 413		obj, ok := j.GetMap("object")
 414		if ok {
 415			what, _ := obj.GetString("type")
 416			switch what {
 417			case "Service":
 418				fallthrough
 419			case "Person":
 420				return
 421			case "Question":
 422				return
 423			}
 424		}
 425		go xonksaver(user, j, origin)
 426	case "Undo":
 427		obj, ok := j.GetMap("object")
 428		if !ok {
 429			folxid, ok := j.GetString("object")
 430			if ok && originate(folxid) == origin {
 431				unfollowme(user, "", "", j)
 432			}
 433			return
 434		}
 435		what, _ := obj.GetString("type")
 436		switch what {
 437		case "Follow":
 438			unfollowme(user, who, who, j)
 439		case "Announce":
 440			xid, _ := obj.GetString("object")
 441			dlog.Printf("undo announce: %s", xid)
 442		case "Like":
 443		default:
 444			ilog.Printf("unknown undo: %s", what)
 445		}
 446	case "EmojiReact":
 447		obj, ok := j.GetString("object")
 448		if ok {
 449			content, _ := j.GetString("content")
 450			addreaction(user, obj, who, content)
 451		}
 452	default:
 453		go xonksaver(user, j, origin)
 454	}
 455}
 456
 457func serverinbox(w http.ResponseWriter, r *http.Request) {
 458	user := getserveruser()
 459	if stealthmode(user.ID, r) {
 460		http.NotFound(w, r)
 461		return
 462	}
 463	var buf bytes.Buffer
 464	io.Copy(&buf, r.Body)
 465	payload := buf.Bytes()
 466	j, err := junk.FromBytes(payload)
 467	if err != nil {
 468		ilog.Printf("bad payload: %s", err)
 469		ilog.Writer().Write(payload)
 470		ilog.Writer().Write([]byte{'\n'})
 471		return
 472	}
 473	if crappola(j) {
 474		return
 475	}
 476	keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
 477	if err != nil && keyname != "" {
 478		savingthrow(keyname)
 479		keyname, err = httpsig.VerifyRequest(r, payload, zaggy)
 480	}
 481	if err != nil {
 482		ilog.Printf("inbox message failed signature for %s from %s: %s", keyname, r.Header.Get("X-Forwarded-For"), err)
 483		if keyname != "" {
 484			ilog.Printf("bad signature from %s", keyname)
 485		}
 486		http.Error(w, "what did you call me?", http.StatusTeapot)
 487		return
 488	}
 489	who, _ := j.GetString("actor")
 490	origin := keymatch(keyname, who)
 491	if origin == "" {
 492		ilog.Printf("keyname actor mismatch: %s <> %s", keyname, who)
 493		return
 494	}
 495	if rejectactor(user.ID, who) {
 496		return
 497	}
 498	re_ont := regexp.MustCompile("https://" + serverName + "/o/([\\pL[:digit:]]+)")
 499	what, _ := j.GetString("type")
 500	dlog.Printf("server got a %s", what)
 501	switch what {
 502	case "Follow":
 503		obj, _ := j.GetString("object")
 504		if obj == user.URL {
 505			ilog.Printf("can't follow the server!")
 506			return
 507		}
 508		m := re_ont.FindStringSubmatch(obj)
 509		if len(m) != 2 {
 510			ilog.Printf("not sure how to handle this")
 511			return
 512		}
 513		ont := "#" + m[1]
 514
 515		followme(user, who, ont, j)
 516	case "Undo":
 517		obj, ok := j.GetMap("object")
 518		if !ok {
 519			ilog.Printf("unknown undo no object")
 520			return
 521		}
 522		what, _ := obj.GetString("type")
 523		if what != "Follow" {
 524			ilog.Printf("unknown undo: %s", what)
 525			return
 526		}
 527		targ, _ := obj.GetString("object")
 528		m := re_ont.FindStringSubmatch(targ)
 529		if len(m) != 2 {
 530			ilog.Printf("not sure how to handle this")
 531			return
 532		}
 533		ont := "#" + m[1]
 534		unfollowme(user, who, ont, j)
 535	default:
 536		ilog.Printf("unhandled server activity: %s", what)
 537		dumpactivity(j)
 538	}
 539}
 540
 541func serveractor(w http.ResponseWriter, r *http.Request) {
 542	user := getserveruser()
 543	if stealthmode(user.ID, r) {
 544		http.NotFound(w, r)
 545		return
 546	}
 547	j := junkuser(user)
 548	j.Write(w)
 549}
 550
 551func ximport(w http.ResponseWriter, r *http.Request) {
 552	u := login.GetUserInfo(r)
 553	xid := strings.TrimSpace(r.FormValue("q"))
 554	xonk := getxonk(u.UserID, xid)
 555	if xonk == nil {
 556		p, _ := investigate(xid)
 557		if p != nil {
 558			xid = p.XID
 559		}
 560		j, err := GetJunk(u.UserID, xid)
 561		if err != nil {
 562			http.Error(w, "error getting external object", http.StatusInternalServerError)
 563			ilog.Printf("error getting external object: %s", err)
 564			return
 565		}
 566		allinjest(originate(xid), j)
 567		dlog.Printf("importing %s", xid)
 568		user, _ := butwhatabout(u.Username)
 569
 570		info, _ := somethingabout(j)
 571		if info == nil {
 572			xonk = xonksaver(user, j, originate(xid))
 573		} else if info.What == SomeActor {
 574			outbox, _ := j.GetString("outbox")
 575			gimmexonks(user, outbox)
 576			http.Redirect(w, r, "/h?xid="+url.QueryEscape(xid), http.StatusSeeOther)
 577			return
 578		} else if info.What == SomeCollection {
 579			gimmexonks(user, xid)
 580			http.Redirect(w, r, "/xzone", http.StatusSeeOther)
 581			return
 582		}
 583	}
 584	convoy := ""
 585	if xonk != nil {
 586		convoy = xonk.Convoy
 587	}
 588	http.Redirect(w, r, "/t?c="+url.QueryEscape(convoy), http.StatusSeeOther)
 589}
 590
 591func xzone(w http.ResponseWriter, r *http.Request) {
 592	u := login.GetUserInfo(r)
 593	rows, err := stmtRecentHonkers.Query(u.UserID, u.UserID)
 594	if err != nil {
 595		elog.Printf("query err: %s", err)
 596		return
 597	}
 598	defer rows.Close()
 599	var honkers []Honker
 600	for rows.Next() {
 601		var xid string
 602		rows.Scan(&xid)
 603		honkers = append(honkers, Honker{XID: xid})
 604	}
 605	rows.Close()
 606	for i, _ := range honkers {
 607		_, honkers[i].Handle = handles(honkers[i].XID)
 608	}
 609	templinfo := getInfo(r)
 610	templinfo["XCSRF"] = login.GetCSRF("ximport", r)
 611	templinfo["Honkers"] = honkers
 612	err = readviews.Execute(w, "xzone.html", templinfo)
 613	if err != nil {
 614		elog.Print(err)
 615	}
 616}
 617
 618var oldoutbox = cache.New(cache.Options{Filler: func(name string) ([]byte, bool) {
 619	user, err := butwhatabout(name)
 620	if err != nil {
 621		return nil, false
 622	}
 623	honks := gethonksbyuser(name, false, 0)
 624	if len(honks) > 20 {
 625		honks = honks[0:20]
 626	}
 627
 628	var jonks []junk.Junk
 629	for _, h := range honks {
 630		j, _ := jonkjonk(user, h)
 631		jonks = append(jonks, j)
 632	}
 633
 634	j := junk.New()
 635	j["@context"] = itiswhatitis
 636	j["id"] = user.URL + "/outbox"
 637	j["attributedTo"] = user.URL
 638	j["type"] = "OrderedCollection"
 639	j["totalItems"] = len(jonks)
 640	j["orderedItems"] = jonks
 641
 642	return j.ToBytes(), true
 643}, Duration: 1 * time.Minute})
 644
 645func outbox(w http.ResponseWriter, r *http.Request) {
 646	name := mux.Vars(r)["name"]
 647	user, err := butwhatabout(name)
 648	if err != nil {
 649		http.NotFound(w, r)
 650		return
 651	}
 652	if stealthmode(user.ID, r) {
 653		http.NotFound(w, r)
 654		return
 655	}
 656	var j []byte
 657	ok := oldoutbox.Get(name, &j)
 658	if ok {
 659		w.Header().Set("Content-Type", theonetruename)
 660		w.Write(j)
 661	} else {
 662		http.NotFound(w, r)
 663	}
 664}
 665
 666var oldempties = cache.New(cache.Options{Filler: func(url string) ([]byte, bool) {
 667	colname := "/followers"
 668	if strings.HasSuffix(url, "/following") {
 669		colname = "/following"
 670	}
 671	user := fmt.Sprintf("https://%s%s", serverName, url[:len(url)-10])
 672	j := junk.New()
 673	j["@context"] = itiswhatitis
 674	j["id"] = user + colname
 675	j["attributedTo"] = user
 676	j["type"] = "OrderedCollection"
 677	j["totalItems"] = 0
 678	j["orderedItems"] = []junk.Junk{}
 679
 680	return j.ToBytes(), true
 681}})
 682
 683func emptiness(w http.ResponseWriter, r *http.Request) {
 684	name := mux.Vars(r)["name"]
 685	user, err := butwhatabout(name)
 686	if err != nil {
 687		http.NotFound(w, r)
 688		return
 689	}
 690	if stealthmode(user.ID, r) {
 691		http.NotFound(w, r)
 692		return
 693	}
 694	var j []byte
 695	ok := oldempties.Get(r.URL.Path, &j)
 696	if ok {
 697		w.Header().Set("Content-Type", theonetruename)
 698		w.Write(j)
 699	} else {
 700		http.NotFound(w, r)
 701	}
 702}
 703
 704func showuser(w http.ResponseWriter, r *http.Request) {
 705	name := mux.Vars(r)["name"]
 706	user, err := butwhatabout(name)
 707	if err != nil {
 708		ilog.Printf("user not found %s: %s", name, err)
 709		http.NotFound(w, r)
 710		return
 711	}
 712	if stealthmode(user.ID, r) {
 713		http.NotFound(w, r)
 714		return
 715	}
 716	if friendorfoe(r.Header.Get("Accept")) {
 717		j, ok := asjonker(name)
 718		if ok {
 719			w.Header().Set("Content-Type", theonetruename)
 720			w.Write(j)
 721		} else {
 722			http.NotFound(w, r)
 723		}
 724		return
 725	}
 726	u := login.GetUserInfo(r)
 727	honks := gethonksbyuser(name, u != nil && u.Username == name, 0)
 728	templinfo := getInfo(r)
 729	templinfo["PageName"] = "user"
 730	templinfo["PageArg"] = name
 731	templinfo["Name"] = user.Name
 732	templinfo["WhatAbout"] = user.HTAbout
 733	templinfo["ServerMessage"] = ""
 734	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 735	honkpage(w, u, honks, templinfo)
 736}
 737
 738func showhonker(w http.ResponseWriter, r *http.Request) {
 739	u := login.GetUserInfo(r)
 740	name := mux.Vars(r)["name"]
 741	var honks []*Honk
 742	if name == "" {
 743		name = r.FormValue("xid")
 744		honks = gethonksbyxonker(u.UserID, name, 0)
 745	} else {
 746		honks = gethonksbyhonker(u.UserID, name, 0)
 747	}
 748	miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
 749<input type="hidden" name="CSRF" value="%s">
 750<input type="hidden" name="url" value="%s">
 751<button tabindex=1 name="add honker" value="add honker">add honker</button>
 752</form>`, login.GetCSRF("submithonker", r), name)
 753	msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, name, name, miniform)
 754	templinfo := getInfo(r)
 755	templinfo["PageName"] = "honker"
 756	templinfo["PageArg"] = name
 757	templinfo["ServerMessage"] = msg
 758	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 759	honkpage(w, u, honks, templinfo)
 760}
 761
 762func showcombo(w http.ResponseWriter, r *http.Request) {
 763	name := mux.Vars(r)["name"]
 764	u := login.GetUserInfo(r)
 765	honks := gethonksbycombo(u.UserID, name, 0)
 766	honks = osmosis(honks, u.UserID, true)
 767	templinfo := getInfo(r)
 768	templinfo["PageName"] = "combo"
 769	templinfo["PageArg"] = name
 770	templinfo["ServerMessage"] = "honks by combo: " + name
 771	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 772	honkpage(w, u, honks, templinfo)
 773}
 774func showconvoy(w http.ResponseWriter, r *http.Request) {
 775	c := r.FormValue("c")
 776	u := login.GetUserInfo(r)
 777	honks := gethonksbyconvoy(u.UserID, c, 0)
 778	templinfo := getInfo(r)
 779	if len(honks) > 0 {
 780		templinfo["TopHID"] = honks[0].ID
 781	}
 782	honks = osmosis(honks, u.UserID, false)
 783	//reversehonks(honks)
 784	honks = threadsort(honks)
 785	templinfo["PageName"] = "convoy"
 786	templinfo["PageArg"] = c
 787	templinfo["ServerMessage"] = "honks in convoy: " + c
 788	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 789	honkpage(w, u, honks, templinfo)
 790}
 791func showsearch(w http.ResponseWriter, r *http.Request) {
 792	q := r.FormValue("q")
 793	if strings.HasPrefix(q, "https://") {
 794		ximport(w, r)
 795		return
 796	}
 797	u := login.GetUserInfo(r)
 798	honks := gethonksbysearch(u.UserID, q, 0)
 799	templinfo := getInfo(r)
 800	templinfo["PageName"] = "search"
 801	templinfo["PageArg"] = q
 802	templinfo["ServerMessage"] = "honks for search: " + q
 803	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 804	honkpage(w, u, honks, templinfo)
 805}
 806func showontology(w http.ResponseWriter, r *http.Request) {
 807	name := mux.Vars(r)["name"]
 808	u := login.GetUserInfo(r)
 809	var userid int64 = -1
 810	if u != nil {
 811		userid = u.UserID
 812	}
 813	honks := gethonksbyontology(userid, "#"+name, 0)
 814	if friendorfoe(r.Header.Get("Accept")) {
 815		if len(honks) > 40 {
 816			honks = honks[0:40]
 817		}
 818
 819		var xids []string
 820		for _, h := range honks {
 821			xids = append(xids, h.XID)
 822		}
 823
 824		user := getserveruser()
 825
 826		j := junk.New()
 827		j["@context"] = itiswhatitis
 828		j["id"] = fmt.Sprintf("https://%s/o/%s", serverName, name)
 829		j["name"] = "#" + name
 830		j["attributedTo"] = user.URL
 831		j["type"] = "OrderedCollection"
 832		j["totalItems"] = len(xids)
 833		j["orderedItems"] = xids
 834
 835		j.Write(w)
 836		return
 837	}
 838
 839	templinfo := getInfo(r)
 840	templinfo["ServerMessage"] = "honks by ontology: " + name
 841	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 842	honkpage(w, u, honks, templinfo)
 843}
 844
 845type Ont struct {
 846	Name  string
 847	Count int64
 848}
 849
 850func thelistingoftheontologies(w http.ResponseWriter, r *http.Request) {
 851	u := login.GetUserInfo(r)
 852	var userid int64 = -1
 853	if u != nil {
 854		userid = u.UserID
 855	}
 856	rows, err := stmtAllOnts.Query(userid)
 857	if err != nil {
 858		elog.Printf("selection error: %s", err)
 859		return
 860	}
 861	defer rows.Close()
 862	var onts []Ont
 863	for rows.Next() {
 864		var o Ont
 865		err := rows.Scan(&o.Name, &o.Count)
 866		if err != nil {
 867			elog.Printf("error scanning ont: %s", err)
 868			continue
 869		}
 870		if utf8.RuneCountInString(o.Name) > 24 {
 871			continue
 872		}
 873		o.Name = o.Name[1:]
 874		onts = append(onts, o)
 875	}
 876	sort.Slice(onts, func(i, j int) bool {
 877		return onts[i].Name < onts[j].Name
 878	})
 879	if u == nil && !develMode {
 880		w.Header().Set("Cache-Control", "max-age=300")
 881	}
 882	templinfo := getInfo(r)
 883	templinfo["Onts"] = onts
 884	templinfo["FirstRune"] = func(s string) rune { r, _ := utf8.DecodeRuneInString(s); return r }
 885	err = readviews.Execute(w, "onts.html", templinfo)
 886	if err != nil {
 887		elog.Print(err)
 888	}
 889}
 890
 891type Track struct {
 892	xid string
 893	who string
 894}
 895
 896func getbacktracks(xid string) []string {
 897	c := make(chan bool)
 898	dumptracks <- c
 899	<-c
 900	row := stmtGetTracks.QueryRow(xid)
 901	var rawtracks string
 902	err := row.Scan(&rawtracks)
 903	if err != nil {
 904		if err != sql.ErrNoRows {
 905			elog.Printf("error scanning tracks: %s", err)
 906		}
 907		return nil
 908	}
 909	var rcpts []string
 910	for _, f := range strings.Split(rawtracks, " ") {
 911		idx := strings.LastIndexByte(f, '#')
 912		if idx != -1 {
 913			f = f[:idx]
 914		}
 915		if !strings.HasPrefix(f, "https://") {
 916			f = fmt.Sprintf("%%https://%s/inbox", f)
 917		}
 918		rcpts = append(rcpts, f)
 919	}
 920	return rcpts
 921}
 922
 923func savetracks(tracks map[string][]string) {
 924	db := opendatabase()
 925	tx, err := db.Begin()
 926	if err != nil {
 927		elog.Printf("savetracks begin error: %s", err)
 928		return
 929	}
 930	defer func() {
 931		err := tx.Commit()
 932		if err != nil {
 933			elog.Printf("savetracks commit error: %s", err)
 934		}
 935
 936	}()
 937	stmtGetTracks, err := tx.Prepare("select fetches from tracks where xid = ?")
 938	if err != nil {
 939		elog.Printf("savetracks error: %s", err)
 940		return
 941	}
 942	stmtNewTracks, err := tx.Prepare("insert into tracks (xid, fetches) values (?, ?)")
 943	if err != nil {
 944		elog.Printf("savetracks error: %s", err)
 945		return
 946	}
 947	stmtUpdateTracks, err := tx.Prepare("update tracks set fetches = ? where xid = ?")
 948	if err != nil {
 949		elog.Printf("savetracks error: %s", err)
 950		return
 951	}
 952	count := 0
 953	for xid, f := range tracks {
 954		count += len(f)
 955		var prev string
 956		row := stmtGetTracks.QueryRow(xid)
 957		err := row.Scan(&prev)
 958		if err == sql.ErrNoRows {
 959			f = oneofakind(f)
 960			stmtNewTracks.Exec(xid, strings.Join(f, " "))
 961		} else if err == nil {
 962			all := append(strings.Split(prev, " "), f...)
 963			all = oneofakind(all)
 964			stmtUpdateTracks.Exec(strings.Join(all, " "))
 965		} else {
 966			elog.Printf("savetracks error: %s", err)
 967		}
 968	}
 969	dlog.Printf("saved %d new fetches", count)
 970}
 971
 972var trackchan = make(chan Track)
 973var dumptracks = make(chan chan bool)
 974
 975func tracker() {
 976	timeout := 4 * time.Minute
 977	sleeper := time.NewTimer(timeout)
 978	tracks := make(map[string][]string)
 979	workinprogress++
 980	for {
 981		select {
 982		case track := <-trackchan:
 983			tracks[track.xid] = append(tracks[track.xid], track.who)
 984		case <-sleeper.C:
 985			if len(tracks) > 0 {
 986				go savetracks(tracks)
 987				tracks = make(map[string][]string)
 988			}
 989			sleeper.Reset(timeout)
 990		case c := <-dumptracks:
 991			if len(tracks) > 0 {
 992				savetracks(tracks)
 993			}
 994			c <- true
 995		case <-endoftheworld:
 996			if len(tracks) > 0 {
 997				savetracks(tracks)
 998			}
 999			readyalready <- true
1000			return
1001		}
1002	}
1003}
1004
1005var re_keyholder = regexp.MustCompile(`keyId="([^"]+)"`)
1006
1007func trackback(xid string, r *http.Request) {
1008	agent := r.UserAgent()
1009	who := originate(agent)
1010	sig := r.Header.Get("Signature")
1011	if sig != "" {
1012		m := re_keyholder.FindStringSubmatch(sig)
1013		if len(m) == 2 {
1014			who = m[1]
1015		}
1016	}
1017	if who != "" {
1018		trackchan <- Track{xid: xid, who: who}
1019	}
1020}
1021
1022func threadsort(honks []*Honk) []*Honk {
1023	sort.Slice(honks, func(i, j int) bool {
1024		return honks[i].Date.Before(honks[j].Date)
1025	})
1026	honkx := make(map[string]*Honk)
1027	kids := make(map[string][]*Honk)
1028	for _, h := range honks {
1029		honkx[h.XID] = h
1030		rid := h.RID
1031		kids[rid] = append(kids[rid], h)
1032	}
1033	done := make(map[*Honk]bool)
1034	var thread []*Honk
1035	var nextlevel func(p *Honk)
1036	level := 0
1037	nextlevel = func(p *Honk) {
1038		levelup := level < 4
1039		if pp := honkx[p.RID]; p.RID == "" || (pp != nil && p.Honker == pp.Honker) {
1040			levelup = false
1041		}
1042		if level > 0 && len(kids[p.RID]) == 1 {
1043			if pp := honkx[p.RID]; pp != nil && len(kids[pp.RID]) == 1 {
1044				levelup = false
1045			}
1046		}
1047		if levelup {
1048			level++
1049		}
1050		p.Style += fmt.Sprintf(" level%d", level)
1051		childs := kids[p.XID]
1052		sort.SliceStable(childs, func(i, j int) bool {
1053			return childs[i].Honker == p.Honker && childs[j].Honker != p.Honker
1054		})
1055		for _, h := range childs {
1056			if !done[h] {
1057				done[h] = true
1058				thread = append(thread, h)
1059				nextlevel(h)
1060			}
1061		}
1062		if levelup {
1063			level--
1064		}
1065	}
1066	for _, h := range honks {
1067		if !done[h] && h.RID == "" {
1068			done[h] = true
1069			thread = append(thread, h)
1070			nextlevel(h)
1071		}
1072	}
1073	for _, h := range honks {
1074		if !done[h] {
1075			done[h] = true
1076			thread = append(thread, h)
1077			nextlevel(h)
1078		}
1079	}
1080	return thread
1081}
1082
1083func honkology(honk *Honk) template.HTML {
1084	var user *WhatAbout
1085	ok := somenumberedusers.Get(honk.UserID, &user)
1086	if !ok {
1087		return ""
1088	}
1089	title := fmt.Sprintf("%s: %s", user.Display, honk.Precis)
1090	imgurl := avatarURL(user)
1091	for _, d := range honk.Donks {
1092		if d.Local && strings.HasPrefix(d.Media, "image") {
1093			imgurl = d.URL
1094			break
1095		}
1096	}
1097	short := honk.Noise
1098	if len(short) > 160 {
1099		short = short[0:160] + "..."
1100	}
1101	return templates.Sprintf(
1102		`<meta property="og:title" content="%s" />
1103<meta property="og:type" content="article" />
1104<meta property="article:author" content="%s" />
1105<meta property="og:url" content="%s" />
1106<meta property="og:image" content="%s" />
1107<meta property="og:description" content="%s" />`,
1108		title, user.URL, honk.XID, imgurl, short)
1109}
1110
1111func showonehonk(w http.ResponseWriter, r *http.Request) {
1112	name := mux.Vars(r)["name"]
1113	user, err := butwhatabout(name)
1114	if err != nil {
1115		http.NotFound(w, r)
1116		return
1117	}
1118	if stealthmode(user.ID, r) {
1119		http.NotFound(w, r)
1120		return
1121	}
1122	xid := fmt.Sprintf("https://%s%s", serverName, r.URL.Path)
1123
1124	if friendorfoe(r.Header.Get("Accept")) {
1125		j, ok := gimmejonk(xid)
1126		if ok {
1127			trackback(xid, r)
1128			w.Header().Set("Content-Type", theonetruename)
1129			w.Write(j)
1130		} else {
1131			http.NotFound(w, r)
1132		}
1133		return
1134	}
1135	honk := getxonk(user.ID, xid)
1136	if honk == nil {
1137		http.NotFound(w, r)
1138		return
1139	}
1140	u := login.GetUserInfo(r)
1141	if u != nil && u.UserID != user.ID {
1142		u = nil
1143	}
1144	if !honk.Public {
1145		if u == nil {
1146			http.NotFound(w, r)
1147			return
1148
1149		}
1150		honks := []*Honk{honk}
1151		donksforhonks(honks)
1152		templinfo := getInfo(r)
1153		templinfo["ServerMessage"] = "one honk maybe more"
1154		templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1155		honkpage(w, u, honks, templinfo)
1156		return
1157	}
1158
1159	templinfo := getInfo(r)
1160	rawhonks := gethonksbyconvoy(honk.UserID, honk.Convoy, 0)
1161	//reversehonks(rawhonks)
1162	rawhonks = threadsort(rawhonks)
1163	var honks []*Honk
1164	for _, h := range rawhonks {
1165		if h.XID == xid {
1166			templinfo["Honkology"] = honkology(h)
1167			if len(honks) != 0 {
1168				h.Style += " glow"
1169			}
1170		}
1171		if h.Public && (h.Whofore == 2 || h.IsAcked()) {
1172			honks = append(honks, h)
1173		}
1174	}
1175
1176	templinfo["ServerMessage"] = "one honk maybe more"
1177	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1178	templinfo["APAltLink"] = templates.Sprintf("<link href='%s' rel='alternate' type='application/activity+json'>", xid)
1179	honkpage(w, u, honks, templinfo)
1180}
1181
1182func honkpage(w http.ResponseWriter, u *login.UserInfo, honks []*Honk, templinfo map[string]interface{}) {
1183	var userid int64 = -1
1184	if u != nil {
1185		userid = u.UserID
1186		templinfo["User"], _ = butwhatabout(u.Username)
1187	}
1188	reverbolate(userid, honks)
1189	templinfo["Honks"] = honks
1190	templinfo["MapLink"] = getmaplink(u)
1191	if templinfo["TopHID"] == nil {
1192		if len(honks) > 0 {
1193			templinfo["TopHID"] = honks[0].ID
1194		} else {
1195			templinfo["TopHID"] = 0
1196		}
1197	}
1198	if u == nil && !develMode {
1199		w.Header().Set("Cache-Control", "max-age=60")
1200	}
1201	err := readviews.Execute(w, "honkpage.html", templinfo)
1202	if err != nil {
1203		elog.Print(err)
1204	}
1205}
1206
1207func saveuser(w http.ResponseWriter, r *http.Request) {
1208	whatabout := r.FormValue("whatabout")
1209	whatabout = strings.Replace(whatabout, "\r", "", -1)
1210	u := login.GetUserInfo(r)
1211	user, _ := butwhatabout(u.Username)
1212	db := opendatabase()
1213
1214	options := user.Options
1215	if r.FormValue("skinny") == "skinny" {
1216		options.SkinnyCSS = true
1217	} else {
1218		options.SkinnyCSS = false
1219	}
1220	if r.FormValue("omitimages") == "omitimages" {
1221		options.OmitImages = true
1222	} else {
1223		options.OmitImages = false
1224	}
1225	if r.FormValue("mentionall") == "mentionall" {
1226		options.MentionAll = true
1227	} else {
1228		options.MentionAll = false
1229	}
1230	if r.FormValue("inlineqts") == "inlineqts" {
1231		options.InlineQuotes = true
1232	} else {
1233		options.InlineQuotes = false
1234	}
1235	if r.FormValue("maps") == "apple" {
1236		options.MapLink = "apple"
1237	} else {
1238		options.MapLink = ""
1239	}
1240	if r.FormValue("displayname") != "" {
1241		options.DisplayName = r.FormValue("displayname")
1242	} else {
1243		options.DisplayName = ""
1244	}
1245	options.Reaction = r.FormValue("reaction")
1246
1247	sendupdate := false
1248	ava := re_avatar.FindString(whatabout)
1249	if ava != "" {
1250		whatabout = re_avatar.ReplaceAllString(whatabout, "")
1251		ava = ava[7:]
1252		if ava[0] == ' ' {
1253			ava = ava[1:]
1254		}
1255		ava = fmt.Sprintf("https://%s/meme/%s", serverName, ava)
1256	}
1257	if ava != options.Avatar {
1258		options.Avatar = ava
1259		sendupdate = true
1260	}
1261	ban := re_banner.FindString(whatabout)
1262	if ban != "" {
1263		whatabout = re_banner.ReplaceAllString(whatabout, "")
1264		ban = ban[7:]
1265		if ban[0] == ' ' {
1266			ban = ban[1:]
1267		}
1268		ban = fmt.Sprintf("https://%s/meme/%s", serverName, ban)
1269	}
1270	if ban != options.Banner {
1271		options.Banner = ban
1272		sendupdate = true
1273	}
1274	whatabout = strings.TrimSpace(whatabout)
1275	if whatabout != user.About {
1276		sendupdate = true
1277	}
1278	j, err := jsonify(options)
1279	if err == nil {
1280		_, err = db.Exec("update users set about = ?, options = ? where username = ?", whatabout, j, u.Username)
1281	}
1282	if err != nil {
1283		elog.Printf("error bouting what: %s", err)
1284	}
1285	somenamedusers.Clear(u.Username)
1286	somenumberedusers.Clear(u.UserID)
1287	oldjonkers.Clear(u.Username)
1288
1289	if sendupdate {
1290		updateMe(u.Username)
1291	}
1292
1293	http.Redirect(w, r, "/account", http.StatusSeeOther)
1294}
1295
1296func bonkit(xid string, user *WhatAbout) {
1297	dlog.Printf("bonking %s", xid)
1298
1299	xonk := getxonk(user.ID, xid)
1300	if xonk == nil {
1301		return
1302	}
1303	if !xonk.Public {
1304		return
1305	}
1306	if xonk.IsBonked() {
1307		return
1308	}
1309	donksforhonks([]*Honk{xonk})
1310
1311	_, err := stmtUpdateFlags.Exec(flagIsBonked, xonk.ID)
1312	if err != nil {
1313		elog.Printf("error acking bonk: %s", err)
1314	}
1315
1316	oonker := xonk.Oonker
1317	if oonker == "" {
1318		oonker = xonk.Honker
1319	}
1320	dt := time.Now().UTC()
1321	bonk := &Honk{
1322		UserID:   user.ID,
1323		Username: user.Name,
1324		What:     "bonk",
1325		Honker:   user.URL,
1326		Oonker:   oonker,
1327		XID:      xonk.XID,
1328		RID:      xonk.RID,
1329		Noise:    xonk.Noise,
1330		Precis:   xonk.Precis,
1331		URL:      xonk.URL,
1332		Date:     dt,
1333		Donks:    xonk.Donks,
1334		Whofore:  2,
1335		Convoy:   xonk.Convoy,
1336		Audience: []string{thewholeworld, oonker},
1337		Public:   true,
1338		Format:   xonk.Format,
1339		Place:    xonk.Place,
1340		Onts:     xonk.Onts,
1341		Time:     xonk.Time,
1342	}
1343
1344	err = savehonk(bonk)
1345	if err != nil {
1346		elog.Printf("uh oh")
1347		return
1348	}
1349
1350	go honkworldwide(user, bonk)
1351}
1352
1353func submitbonk(w http.ResponseWriter, r *http.Request) {
1354	xid := r.FormValue("xid")
1355	userinfo := login.GetUserInfo(r)
1356	user, _ := butwhatabout(userinfo.Username)
1357
1358	bonkit(xid, user)
1359
1360	if r.FormValue("js") != "1" {
1361		templinfo := getInfo(r)
1362		templinfo["ServerMessage"] = "Bonked!"
1363		err := readviews.Execute(w, "msg.html", templinfo)
1364		if err != nil {
1365			elog.Print(err)
1366		}
1367	}
1368}
1369
1370func sendzonkofsorts(xonk *Honk, user *WhatAbout, what string, aux string) {
1371	zonk := &Honk{
1372		What:     what,
1373		XID:      xonk.XID,
1374		Date:     time.Now().UTC(),
1375		Audience: oneofakind(xonk.Audience),
1376		Noise:    aux,
1377	}
1378	zonk.Public = loudandproud(zonk.Audience)
1379
1380	dlog.Printf("announcing %sed honk: %s", what, xonk.XID)
1381	go honkworldwide(user, zonk)
1382}
1383
1384func zonkit(w http.ResponseWriter, r *http.Request) {
1385	wherefore := r.FormValue("wherefore")
1386	what := r.FormValue("what")
1387	userinfo := login.GetUserInfo(r)
1388	user, _ := butwhatabout(userinfo.Username)
1389
1390	if wherefore == "save" {
1391		xonk := getxonk(userinfo.UserID, what)
1392		if xonk != nil {
1393			_, err := stmtUpdateFlags.Exec(flagIsSaved, xonk.ID)
1394			if err != nil {
1395				elog.Printf("error saving: %s", err)
1396			}
1397		}
1398		return
1399	}
1400
1401	if wherefore == "unsave" {
1402		xonk := getxonk(userinfo.UserID, what)
1403		if xonk != nil {
1404			_, err := stmtClearFlags.Exec(flagIsSaved, xonk.ID)
1405			if err != nil {
1406				elog.Printf("error unsaving: %s", err)
1407			}
1408		}
1409		return
1410	}
1411
1412	if wherefore == "react" {
1413		reaction := user.Options.Reaction
1414		if r2 := r.FormValue("reaction"); r2 != "" {
1415			reaction = r2
1416		}
1417		if reaction == "none" {
1418			return
1419		}
1420		xonk := getxonk(userinfo.UserID, what)
1421		if xonk != nil {
1422			_, err := stmtUpdateFlags.Exec(flagIsReacted, xonk.ID)
1423			if err != nil {
1424				elog.Printf("error saving: %s", err)
1425			}
1426			sendzonkofsorts(xonk, user, "react", reaction)
1427		}
1428		return
1429	}
1430
1431	// my hammer is too big, oh well
1432	defer oldjonks.Flush()
1433
1434	if wherefore == "ack" {
1435		xonk := getxonk(userinfo.UserID, what)
1436		if xonk != nil && !xonk.IsAcked() {
1437			_, err := stmtUpdateFlags.Exec(flagIsAcked, xonk.ID)
1438			if err != nil {
1439				elog.Printf("error acking: %s", err)
1440			}
1441			sendzonkofsorts(xonk, user, "ack", "")
1442		}
1443		return
1444	}
1445
1446	if wherefore == "deack" {
1447		xonk := getxonk(userinfo.UserID, what)
1448		if xonk != nil && xonk.IsAcked() {
1449			_, err := stmtClearFlags.Exec(flagIsAcked, xonk.ID)
1450			if err != nil {
1451				elog.Printf("error deacking: %s", err)
1452			}
1453			sendzonkofsorts(xonk, user, "deack", "")
1454		}
1455		return
1456	}
1457
1458	if wherefore == "bonk" {
1459		user, _ := butwhatabout(userinfo.Username)
1460		bonkit(what, user)
1461		return
1462	}
1463
1464	if wherefore == "unbonk" {
1465		xonk := getbonk(userinfo.UserID, what)
1466		if xonk != nil {
1467			deletehonk(xonk.ID)
1468			xonk = getxonk(userinfo.UserID, what)
1469			_, err := stmtClearFlags.Exec(flagIsBonked, xonk.ID)
1470			if err != nil {
1471				elog.Printf("error unbonking: %s", err)
1472			}
1473			sendzonkofsorts(xonk, user, "unbonk", "")
1474		}
1475		return
1476	}
1477
1478	if wherefore == "untag" {
1479		xonk := getxonk(userinfo.UserID, what)
1480		if xonk != nil {
1481			_, err := stmtUpdateFlags.Exec(flagIsUntagged, xonk.ID)
1482			if err != nil {
1483				elog.Printf("error untagging: %s", err)
1484			}
1485		}
1486		var badparents map[string]bool
1487		untagged.GetAndLock(userinfo.UserID, &badparents)
1488		badparents[what] = true
1489		untagged.Unlock()
1490		return
1491	}
1492
1493	ilog.Printf("zonking %s %s", wherefore, what)
1494	if wherefore == "zonk" {
1495		xonk := getxonk(userinfo.UserID, what)
1496		if xonk != nil {
1497			deletehonk(xonk.ID)
1498			if xonk.Whofore == 2 || xonk.Whofore == 3 {
1499				sendzonkofsorts(xonk, user, "zonk", "")
1500			}
1501		}
1502	}
1503	_, err := stmtSaveZonker.Exec(userinfo.UserID, what, wherefore)
1504	if err != nil {
1505		elog.Printf("error saving zonker: %s", err)
1506		return
1507	}
1508}
1509
1510func edithonkpage(w http.ResponseWriter, r *http.Request) {
1511	u := login.GetUserInfo(r)
1512	user, _ := butwhatabout(u.Username)
1513	xid := r.FormValue("xid")
1514	honk := getxonk(u.UserID, xid)
1515	if !canedithonk(user, honk) {
1516		http.Error(w, "no editing that please", http.StatusInternalServerError)
1517		return
1518	}
1519
1520	noise := honk.Noise
1521
1522	honks := []*Honk{honk}
1523	donksforhonks(honks)
1524	reverbolate(u.UserID, honks)
1525	templinfo := getInfo(r)
1526	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1527	templinfo["Honks"] = honks
1528	templinfo["MapLink"] = getmaplink(u)
1529	templinfo["Noise"] = noise
1530	templinfo["SavedPlace"] = honk.Place
1531	if tm := honk.Time; tm != nil {
1532		templinfo["ShowTime"] = " "
1533		templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1534		if tm.Duration != 0 {
1535			templinfo["Duration"] = tm.Duration
1536		}
1537	}
1538	templinfo["ServerMessage"] = "honk edit 2"
1539	templinfo["IsPreview"] = true
1540	templinfo["UpdateXID"] = honk.XID
1541	if len(honk.Donks) > 0 {
1542		templinfo["SavedFile"] = honk.Donks[0].XID
1543	}
1544	err := readviews.Execute(w, "honkpage.html", templinfo)
1545	if err != nil {
1546		elog.Print(err)
1547	}
1548}
1549
1550func newhonkpage(w http.ResponseWriter, r *http.Request) {
1551	u := login.GetUserInfo(r)
1552	rid := r.FormValue("rid")
1553	noise := ""
1554
1555	xonk := getxonk(u.UserID, rid)
1556	if xonk != nil {
1557		_, replto := handles(xonk.Honker)
1558		if replto != "" {
1559			noise = "@" + replto + " "
1560		}
1561	}
1562
1563	templinfo := getInfo(r)
1564	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1565	templinfo["InReplyTo"] = rid
1566	templinfo["Noise"] = noise
1567	templinfo["ServerMessage"] = "compose honk"
1568	templinfo["IsPreview"] = true
1569	err := readviews.Execute(w, "honkpage.html", templinfo)
1570	if err != nil {
1571		elog.Print(err)
1572	}
1573}
1574
1575func canedithonk(user *WhatAbout, honk *Honk) bool {
1576	if honk == nil || honk.Honker != user.URL || honk.What == "bonk" {
1577		return false
1578	}
1579	return true
1580}
1581
1582func submitdonk(w http.ResponseWriter, r *http.Request) (*Donk, error) {
1583	if !strings.HasPrefix(strings.ToLower(r.Header.Get("Content-Type")), "multipart/form-data") {
1584		return nil, nil
1585	}
1586	file, filehdr, err := r.FormFile("donk")
1587	if err != nil {
1588		if err == http.ErrMissingFile {
1589			return nil, nil
1590		}
1591		elog.Printf("error reading donk: %s", err)
1592		http.Error(w, "error reading donk", http.StatusUnsupportedMediaType)
1593		return nil, err
1594	}
1595	var buf bytes.Buffer
1596	io.Copy(&buf, file)
1597	file.Close()
1598	data := buf.Bytes()
1599	var media, name string
1600	img, err := shrinkit(data)
1601	if err == nil {
1602		data = img.Data
1603		format := img.Format
1604		media = "image/" + format
1605		if format == "jpeg" {
1606			format = "jpg"
1607		}
1608		if format == "svg+xml" {
1609			format = "svg"
1610		}
1611		name = xfiltrate() + "." + format
1612	} else {
1613		ct := http.DetectContentType(data)
1614		switch ct {
1615		case "application/pdf":
1616			maxsize := 10000000
1617			if len(data) > maxsize {
1618				ilog.Printf("bad image: %s too much pdf: %d", err, len(data))
1619				http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1620				return nil, err
1621			}
1622			media = ct
1623			name = filehdr.Filename
1624			if name == "" {
1625				name = xfiltrate() + ".pdf"
1626			}
1627		default:
1628			maxsize := 100000
1629			if len(data) > maxsize {
1630				ilog.Printf("bad image: %s too much text: %d", err, len(data))
1631				http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1632				return nil, err
1633			}
1634			for i := 0; i < len(data); i++ {
1635				if data[i] < 32 && data[i] != '\t' && data[i] != '\r' && data[i] != '\n' {
1636					ilog.Printf("bad image: %s not text: %d", err, data[i])
1637					http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1638					return nil, err
1639				}
1640			}
1641			media = "text/plain"
1642			name = filehdr.Filename
1643			if name == "" {
1644				name = xfiltrate() + ".txt"
1645			}
1646		}
1647	}
1648	desc := strings.TrimSpace(r.FormValue("donkdesc"))
1649	if desc == "" {
1650		desc = name
1651	}
1652	fileid, xid, err := savefileandxid(name, desc, "", media, true, data)
1653	if err != nil {
1654		elog.Printf("unable to save image: %s", err)
1655		http.Error(w, "failed to save attachment", http.StatusUnsupportedMediaType)
1656		return nil, err
1657	}
1658	d := &Donk{
1659		FileID: fileid,
1660		XID:    xid,
1661		Desc:   desc,
1662		Local:  true,
1663	}
1664	return d, nil
1665}
1666
1667func websubmithonk(w http.ResponseWriter, r *http.Request) {
1668	h := submithonk(w, r)
1669	if h == nil {
1670		return
1671	}
1672	http.Redirect(w, r, h.XID[len(serverName)+8:], http.StatusSeeOther)
1673}
1674
1675// what a hot mess this function is
1676func submithonk(w http.ResponseWriter, r *http.Request) *Honk {
1677	rid := r.FormValue("rid")
1678	noise := r.FormValue("noise")
1679	format := r.FormValue("format")
1680	if format == "" {
1681		format = "markdown"
1682	}
1683	if !(format == "markdown" || format == "html") {
1684		http.Error(w, "unknown format", 500)
1685		return nil
1686	}
1687
1688	userinfo := login.GetUserInfo(r)
1689	user, _ := butwhatabout(userinfo.Username)
1690
1691	dt := time.Now().UTC()
1692	updatexid := r.FormValue("updatexid")
1693	var honk *Honk
1694	if updatexid != "" {
1695		honk = getxonk(userinfo.UserID, updatexid)
1696		if !canedithonk(user, honk) {
1697			http.Error(w, "no editing that please", http.StatusInternalServerError)
1698			return nil
1699		}
1700		honk.Date = dt
1701		honk.What = "update"
1702		honk.Format = format
1703	} else {
1704		xid := fmt.Sprintf("%s/%s/%s", user.URL, honkSep, xfiltrate())
1705		what := "honk"
1706		if rid != "" {
1707			what = "tonk"
1708		}
1709		honk = &Honk{
1710			UserID:   userinfo.UserID,
1711			Username: userinfo.Username,
1712			What:     what,
1713			Honker:   user.URL,
1714			XID:      xid,
1715			Date:     dt,
1716			Format:   format,
1717		}
1718	}
1719
1720	var convoy string
1721	noise = strings.Replace(noise, "\r", "", -1)
1722	if updatexid == "" && rid == "" {
1723		noise = re_convoy.ReplaceAllStringFunc(noise, func(m string) string {
1724			convoy = m[7:]
1725			convoy = strings.TrimSpace(convoy)
1726			if !re_convalidate.MatchString(convoy) {
1727				convoy = ""
1728			}
1729			return ""
1730		})
1731	}
1732	noise = quickrename(noise, userinfo.UserID)
1733	noise = hooterize(noise)
1734	honk.Noise = noise
1735	precipitate(honk)
1736	noise = honk.Noise
1737	translate(honk)
1738
1739	if rid != "" {
1740		xonk := getxonk(userinfo.UserID, rid)
1741		if xonk == nil {
1742			http.Error(w, "replyto disappeared", http.StatusNotFound)
1743			return nil
1744		}
1745		if xonk.Public {
1746			honk.Audience = append(honk.Audience, xonk.Audience...)
1747		}
1748		convoy = xonk.Convoy
1749		for i, a := range honk.Audience {
1750			if a == thewholeworld {
1751				honk.Audience[0], honk.Audience[i] = honk.Audience[i], honk.Audience[0]
1752				break
1753			}
1754		}
1755		honk.RID = rid
1756		if xonk.Precis != "" && honk.Precis == "" {
1757			honk.Precis = xonk.Precis
1758			if !re_dangerous.MatchString(honk.Precis) {
1759				honk.Precis = "re: " + honk.Precis
1760			}
1761		}
1762	} else {
1763		honk.Audience = []string{thewholeworld}
1764	}
1765	if honk.Noise != "" && honk.Noise[0] == '@' {
1766		honk.Audience = append(grapevine(honk.Mentions), honk.Audience...)
1767	} else {
1768		honk.Audience = append(honk.Audience, grapevine(honk.Mentions)...)
1769	}
1770
1771	if convoy == "" {
1772		convoy = fmt.Sprintf("data:,%s-", masqName) + xfiltrate()
1773	}
1774	butnottooloud(honk.Audience)
1775	honk.Audience = oneofakind(honk.Audience)
1776	if len(honk.Audience) == 0 {
1777		ilog.Printf("honk to nowhere")
1778		http.Error(w, "honk to nowhere...", http.StatusNotFound)
1779		return nil
1780	}
1781	honk.Public = loudandproud(honk.Audience)
1782	honk.Convoy = convoy
1783
1784	donkxid := r.FormValue("donkxid")
1785	if donkxid == "" {
1786		d, err := submitdonk(w, r)
1787		if err != nil && err != http.ErrMissingFile {
1788			return nil
1789		}
1790		if d != nil {
1791			honk.Donks = append(honk.Donks, d)
1792			donkxid = fmt.Sprintf("%s:%d", d.XID, d.FileID)
1793		}
1794	} else {
1795		p := strings.Split(donkxid, ":")
1796		xid := p[0]
1797		url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1798		var donk *Donk
1799		if len(p) > 1 {
1800			fileid, _ := strconv.ParseInt(p[1], 10, 0)
1801			donk = finddonkid(fileid, url)
1802		} else {
1803			donk = finddonk(url)
1804		}
1805		if donk != nil {
1806			honk.Donks = append(honk.Donks, donk)
1807		} else {
1808			ilog.Printf("can't find file: %s", xid)
1809		}
1810	}
1811	memetize(honk)
1812	imaginate(honk)
1813
1814	placename := strings.TrimSpace(r.FormValue("placename"))
1815	placelat := strings.TrimSpace(r.FormValue("placelat"))
1816	placelong := strings.TrimSpace(r.FormValue("placelong"))
1817	placeurl := strings.TrimSpace(r.FormValue("placeurl"))
1818	if placename != "" || placelat != "" || placelong != "" || placeurl != "" {
1819		p := new(Place)
1820		p.Name = placename
1821		p.Latitude, _ = strconv.ParseFloat(placelat, 64)
1822		p.Longitude, _ = strconv.ParseFloat(placelong, 64)
1823		p.Url = placeurl
1824		honk.Place = p
1825	}
1826	timestart := strings.TrimSpace(r.FormValue("timestart"))
1827	if timestart != "" {
1828		t := new(Time)
1829		now := time.Now().Local()
1830		for _, layout := range []string{"2006-01-02 3:04pm", "2006-01-02 15:04", "3:04pm", "15:04"} {
1831			start, err := time.ParseInLocation(layout, timestart, now.Location())
1832			if err == nil {
1833				if start.Year() == 0 {
1834					start = time.Date(now.Year(), now.Month(), now.Day(), start.Hour(), start.Minute(), 0, 0, now.Location())
1835				}
1836				t.StartTime = start
1837				break
1838			}
1839		}
1840		timeend := r.FormValue("timeend")
1841		dur := parseDuration(timeend)
1842		if dur != 0 {
1843			t.Duration = Duration(dur)
1844		}
1845		if !t.StartTime.IsZero() {
1846			honk.What = "event"
1847			honk.Time = t
1848		}
1849	}
1850
1851	if honk.Public {
1852		honk.Whofore = 2
1853	} else {
1854		honk.Whofore = 3
1855	}
1856
1857	// back to markdown
1858	honk.Noise = noise
1859
1860	if r.FormValue("preview") == "preview" {
1861		honks := []*Honk{honk}
1862		reverbolate(userinfo.UserID, honks)
1863		templinfo := getInfo(r)
1864		templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1865		templinfo["Honks"] = honks
1866		templinfo["MapLink"] = getmaplink(userinfo)
1867		templinfo["InReplyTo"] = r.FormValue("rid")
1868		templinfo["Noise"] = r.FormValue("noise")
1869		templinfo["SavedFile"] = donkxid
1870		if tm := honk.Time; tm != nil {
1871			templinfo["ShowTime"] = " "
1872			templinfo["StartTime"] = tm.StartTime.Format("2006-01-02 15:04")
1873			if tm.Duration != 0 {
1874				templinfo["Duration"] = tm.Duration
1875			}
1876		}
1877		templinfo["IsPreview"] = true
1878		templinfo["UpdateXID"] = updatexid
1879		templinfo["ServerMessage"] = "honk preview"
1880		err := readviews.Execute(w, "honkpage.html", templinfo)
1881		if err != nil {
1882			elog.Print(err)
1883		}
1884		return nil
1885	}
1886
1887	if updatexid != "" {
1888		updatehonk(honk)
1889		oldjonks.Clear(honk.XID)
1890	} else {
1891		err := savehonk(honk)
1892		if err != nil {
1893			elog.Printf("uh oh")
1894			return nil
1895		}
1896	}
1897
1898	// reload for consistency
1899	honk.Donks = nil
1900	donksforhonks([]*Honk{honk})
1901
1902	go honkworldwide(user, honk)
1903
1904	return honk
1905}
1906
1907func showhonkers(w http.ResponseWriter, r *http.Request) {
1908	userinfo := login.GetUserInfo(r)
1909	templinfo := getInfo(r)
1910	templinfo["Honkers"] = gethonkers(userinfo.UserID)
1911	templinfo["HonkerCSRF"] = login.GetCSRF("submithonker", r)
1912	err := readviews.Execute(w, "honkers.html", templinfo)
1913	if err != nil {
1914		elog.Print(err)
1915	}
1916}
1917
1918func showchatter(w http.ResponseWriter, r *http.Request) {
1919	u := login.GetUserInfo(r)
1920	chatnewnone(u.UserID)
1921	chatter := loadchatter(u.UserID)
1922	for _, chat := range chatter {
1923		for _, ch := range chat.Chonks {
1924			filterchonk(ch)
1925		}
1926	}
1927
1928	templinfo := getInfo(r)
1929	templinfo["Chatter"] = chatter
1930	templinfo["ChonkCSRF"] = login.GetCSRF("sendchonk", r)
1931	err := readviews.Execute(w, "chatter.html", templinfo)
1932	if err != nil {
1933		elog.Print(err)
1934	}
1935}
1936
1937func submitchonk(w http.ResponseWriter, r *http.Request) {
1938	u := login.GetUserInfo(r)
1939	user, _ := butwhatabout(u.Username)
1940	noise := r.FormValue("noise")
1941	target := r.FormValue("target")
1942	format := "markdown"
1943	dt := time.Now().UTC()
1944	xid := fmt.Sprintf("%s/%s/%s", user.URL, "chonk", xfiltrate())
1945
1946	if !strings.HasPrefix(target, "https://") {
1947		target = fullname(target, u.UserID)
1948	}
1949	if target == "" {
1950		http.Error(w, "who is that?", http.StatusInternalServerError)
1951		return
1952	}
1953	ch := Chonk{
1954		UserID: u.UserID,
1955		XID:    xid,
1956		Who:    user.URL,
1957		Target: target,
1958		Date:   dt,
1959		Noise:  noise,
1960		Format: format,
1961	}
1962	d, err := submitdonk(w, r)
1963	if err != nil && err != http.ErrMissingFile {
1964		return
1965	}
1966	if d != nil {
1967		ch.Donks = append(ch.Donks, d)
1968	}
1969
1970	translatechonk(&ch)
1971	savechonk(&ch)
1972	// reload for consistency
1973	ch.Donks = nil
1974	donksforchonks([]*Chonk{&ch})
1975	go sendchonk(user, &ch)
1976
1977	http.Redirect(w, r, "/chatter", http.StatusSeeOther)
1978}
1979
1980var combocache = cache.New(cache.Options{Filler: func(userid int64) ([]string, bool) {
1981	honkers := gethonkers(userid)
1982	var combos []string
1983	for _, h := range honkers {
1984		combos = append(combos, h.Combos...)
1985	}
1986	for i, c := range combos {
1987		if c == "-" {
1988			combos[i] = ""
1989		}
1990	}
1991	combos = oneofakind(combos)
1992	sort.Strings(combos)
1993	return combos, true
1994}, Invalidator: &honkerinvalidator})
1995
1996func showcombos(w http.ResponseWriter, r *http.Request) {
1997	userinfo := login.GetUserInfo(r)
1998	var combos []string
1999	combocache.Get(userinfo.UserID, &combos)
2000	templinfo := getInfo(r)
2001	err := readviews.Execute(w, "combos.html", templinfo)
2002	if err != nil {
2003		elog.Print(err)
2004	}
2005}
2006
2007func websubmithonker(w http.ResponseWriter, r *http.Request) {
2008	h := submithonker(w, r)
2009	if h == nil {
2010		return
2011	}
2012	http.Redirect(w, r, "/honkers", http.StatusSeeOther)
2013}
2014
2015func submithonker(w http.ResponseWriter, r *http.Request) *Honker {
2016	u := login.GetUserInfo(r)
2017	user, _ := butwhatabout(u.Username)
2018	name := strings.TrimSpace(r.FormValue("name"))
2019	url := strings.TrimSpace(r.FormValue("url"))
2020	peep := r.FormValue("peep")
2021	combos := strings.TrimSpace(r.FormValue("combos"))
2022	combos = " " + combos + " "
2023	honkerid, _ := strconv.ParseInt(r.FormValue("honkerid"), 10, 0)
2024
2025	re_namecheck := regexp.MustCompile("^[\\pL[:digit:]_.-]+$")
2026	if name != "" && !re_namecheck.MatchString(name) {
2027		http.Error(w, "please use a plainer name", http.StatusInternalServerError)
2028		return nil
2029	}
2030
2031	var meta HonkerMeta
2032	meta.Notes = strings.TrimSpace(r.FormValue("notes"))
2033	mj, _ := jsonify(&meta)
2034
2035	defer honkerinvalidator.Clear(u.UserID)
2036
2037	// mostly dummy, fill in later...
2038	h := &Honker{
2039		ID: honkerid,
2040	}
2041
2042	if honkerid > 0 {
2043		if r.FormValue("delete") == "delete" {
2044			unfollowyou(user, honkerid, false)
2045			stmtDeleteHonker.Exec(honkerid)
2046			return h
2047		}
2048		if r.FormValue("unsub") == "unsub" {
2049			unfollowyou(user, honkerid, false)
2050		}
2051		if r.FormValue("sub") == "sub" {
2052			followyou(user, honkerid, false)
2053		}
2054		_, err := stmtUpdateHonker.Exec(name, combos, mj, honkerid, u.UserID)
2055		if err != nil {
2056			elog.Printf("update honker err: %s", err)
2057			return nil
2058		}
2059		return h
2060	}
2061
2062	if url == "" {
2063		http.Error(w, "subscribing to nothing?", http.StatusInternalServerError)
2064		return nil
2065	}
2066
2067	flavor := "presub"
2068	if peep == "peep" {
2069		flavor = "peep"
2070	}
2071
2072	var err error
2073	honkerid, err = savehonker(user, url, name, flavor, combos, mj)
2074	if err != nil {
2075		http.Error(w, "had some trouble with that: "+err.Error(), http.StatusInternalServerError)
2076		return nil
2077	}
2078	if flavor == "presub" {
2079		followyou(user, honkerid, false)
2080	}
2081	h.ID = honkerid
2082	return h
2083}
2084
2085func hfcspage(w http.ResponseWriter, r *http.Request) {
2086	userinfo := login.GetUserInfo(r)
2087
2088	filters := getfilters(userinfo.UserID, filtAny)
2089
2090	templinfo := getInfo(r)
2091	templinfo["Filters"] = filters
2092	templinfo["FilterCSRF"] = login.GetCSRF("filter", r)
2093	err := readviews.Execute(w, "hfcs.html", templinfo)
2094	if err != nil {
2095		elog.Print(err)
2096	}
2097}
2098
2099func savehfcs(w http.ResponseWriter, r *http.Request) {
2100	userinfo := login.GetUserInfo(r)
2101	itsok := r.FormValue("itsok")
2102	if itsok == "iforgiveyou" {
2103		hfcsid, _ := strconv.ParseInt(r.FormValue("hfcsid"), 10, 0)
2104		_, err := stmtDeleteFilter.Exec(userinfo.UserID, hfcsid)
2105		if err != nil {
2106			elog.Printf("error deleting filter: %s", err)
2107		}
2108		filtInvalidator.Clear(userinfo.UserID)
2109		http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2110		return
2111	}
2112
2113	filt := new(Filter)
2114	filt.Name = strings.TrimSpace(r.FormValue("name"))
2115	filt.Date = time.Now().UTC()
2116	filt.Actor = strings.TrimSpace(r.FormValue("actor"))
2117	filt.IncludeAudience = r.FormValue("incaud") == "yes"
2118	filt.Text = strings.TrimSpace(r.FormValue("filttext"))
2119	filt.IsReply = r.FormValue("isreply") == "yes"
2120	filt.IsAnnounce = r.FormValue("isannounce") == "yes"
2121	filt.AnnounceOf = strings.TrimSpace(r.FormValue("announceof"))
2122	filt.Reject = r.FormValue("doreject") == "yes"
2123	filt.SkipMedia = r.FormValue("doskipmedia") == "yes"
2124	filt.Hide = r.FormValue("dohide") == "yes"
2125	filt.Collapse = r.FormValue("docollapse") == "yes"
2126	filt.Rewrite = strings.TrimSpace(r.FormValue("filtrewrite"))
2127	filt.Replace = strings.TrimSpace(r.FormValue("filtreplace"))
2128	if dur := parseDuration(r.FormValue("filtduration")); dur > 0 {
2129		filt.Expiration = time.Now().UTC().Add(dur)
2130	}
2131	filt.Notes = strings.TrimSpace(r.FormValue("filtnotes"))
2132
2133	if filt.Actor == "" && filt.Text == "" && !filt.IsAnnounce {
2134		ilog.Printf("blank filter")
2135		http.Error(w, "can't save a blank filter", http.StatusInternalServerError)
2136		return
2137	}
2138
2139	j, err := jsonify(filt)
2140	if err == nil {
2141		_, err = stmtSaveFilter.Exec(userinfo.UserID, j)
2142	}
2143	if err != nil {
2144		elog.Printf("error saving filter: %s", err)
2145	}
2146
2147	filtInvalidator.Clear(userinfo.UserID)
2148	http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
2149}
2150
2151func accountpage(w http.ResponseWriter, r *http.Request) {
2152	u := login.GetUserInfo(r)
2153	user, _ := butwhatabout(u.Username)
2154	templinfo := getInfo(r)
2155	templinfo["UserCSRF"] = login.GetCSRF("saveuser", r)
2156	templinfo["LogoutCSRF"] = login.GetCSRF("logout", r)
2157	templinfo["User"] = user
2158	about := user.About
2159	if ava := user.Options.Avatar; ava != "" {
2160		about += "\n\navatar: " + ava[strings.LastIndexByte(ava, '/')+1:]
2161	}
2162	if ban := user.Options.Banner; ban != "" {
2163		about += "\n\nbanner: " + ban[strings.LastIndexByte(ban, '/')+1:]
2164	}
2165	templinfo["WhatAbout"] = about
2166	err := readviews.Execute(w, "account.html", templinfo)
2167	if err != nil {
2168		elog.Print(err)
2169	}
2170}
2171
2172func dochpass(w http.ResponseWriter, r *http.Request) {
2173	err := login.ChangePassword(w, r)
2174	if err != nil {
2175		elog.Printf("error changing password: %s", err)
2176	}
2177	http.Redirect(w, r, "/account", http.StatusSeeOther)
2178}
2179
2180var oldfingers = cache.New(cache.Options{Filler: func(orig string) ([]byte, bool) {
2181	if strings.HasPrefix(orig, "acct:") {
2182		orig = orig[5:]
2183	}
2184	name := orig
2185	idx := strings.LastIndexByte(name, '/')
2186	if idx != -1 {
2187		name = name[idx+1:]
2188		if fmt.Sprintf("https://%s/%s/%s", serverName, userSep, name) != orig {
2189			ilog.Printf("foreign request rejected")
2190			name = ""
2191		}
2192	} else {
2193		idx = strings.IndexByte(name, '@')
2194		if idx != -1 {
2195			name = name[:idx]
2196			if !(name+"@"+serverName == orig || name+"@"+masqName == orig) {
2197				ilog.Printf("foreign request rejected")
2198				name = ""
2199			}
2200		}
2201	}
2202	user, err := butwhatabout(name)
2203	if err != nil {
2204		return nil, false
2205	}
2206
2207	j := junk.New()
2208	j["subject"] = fmt.Sprintf("acct:%s@%s", user.Name, masqName)
2209	j["aliases"] = []string{user.URL}
2210	l := junk.New()
2211	l["rel"] = "self"
2212	l["type"] = `application/activity+json`
2213	l["href"] = user.URL
2214	j["links"] = []junk.Junk{l}
2215	return j.ToBytes(), true
2216}})
2217
2218func fingerlicker(w http.ResponseWriter, r *http.Request) {
2219	orig := r.FormValue("resource")
2220
2221	dlog.Printf("finger lick: %s", orig)
2222
2223	var j []byte
2224	ok := oldfingers.Get(orig, &j)
2225	if ok {
2226		w.Header().Set("Content-Type", "application/jrd+json")
2227		w.Write(j)
2228	} else {
2229		http.NotFound(w, r)
2230	}
2231}
2232
2233func somedays() string {
2234	secs := 432000 + notrand.Int63n(432000)
2235	return fmt.Sprintf("%d", secs)
2236}
2237
2238func lookatme(ava string) string {
2239	if strings.Contains(ava, serverName+"/"+userSep) {
2240		idx := strings.LastIndexByte(ava, '/')
2241		if idx < len(ava) {
2242			name := ava[idx+1:]
2243			user, _ := butwhatabout(name)
2244			if user != nil && user.URL == ava {
2245				return user.Options.Avatar
2246			}
2247		}
2248	}
2249	return ""
2250}
2251
2252func avatate(w http.ResponseWriter, r *http.Request) {
2253	if develMode {
2254		loadAvatarColors()
2255	}
2256	var a []byte
2257	n := r.FormValue("a")
2258	if redir := lookatme(n); redir != "" {
2259		http.Redirect(w, r, redir, http.StatusSeeOther)
2260		return
2261	}
2262	a := genAvatar(n)
2263	if !develMode {
2264		w.Header().Set("Cache-Control", "max-age="+somedays())
2265	}
2266
2267	w.Write(a)
2268}
2269
2270func serveviewasset(w http.ResponseWriter, r *http.Request) {
2271	serveasset(w, r, viewDir)
2272}
2273func servedataasset(w http.ResponseWriter, r *http.Request) {
2274	if r.URL.Path == "/favicon.ico" {
2275		r.URL.Path = "/icon.png"
2276	}
2277	serveasset(w, r, dataDir)
2278}
2279
2280func serveasset(w http.ResponseWriter, r *http.Request, basedir string) {
2281	if !develMode {
2282		w.Header().Set("Cache-Control", "max-age=7776000")
2283	}
2284	http.ServeFile(w, r, basedir+"/views"+r.URL.Path)
2285}
2286func servehelp(w http.ResponseWriter, r *http.Request) {
2287	name := mux.Vars(r)["name"]
2288	if !develMode {
2289		w.Header().Set("Cache-Control", "max-age=3600")
2290	}
2291	http.ServeFile(w, r, viewDir+"/docs/"+name)
2292}
2293func servehtml(w http.ResponseWriter, r *http.Request) {
2294	u := login.GetUserInfo(r)
2295	templinfo := getInfo(r)
2296	templinfo["AboutMsg"] = aboutMsg
2297	templinfo["LoginMsg"] = loginMsg
2298	templinfo["HonkVersion"] = softwareVersion
2299	if r.URL.Path == "/about" {
2300		templinfo["Sensors"] = getSensors()
2301	}
2302	if u == nil && !develMode {
2303		w.Header().Set("Cache-Control", "max-age=60")
2304	}
2305	err := readviews.Execute(w, r.URL.Path[1:]+".html", templinfo)
2306	if err != nil {
2307		elog.Print(err)
2308	}
2309}
2310func serveemu(w http.ResponseWriter, r *http.Request) {
2311	emu := mux.Vars(r)["emu"]
2312
2313	w.Header().Set("Cache-Control", "max-age="+somedays())
2314	http.ServeFile(w, r, dataDir+"/emus/"+emu)
2315}
2316func servememe(w http.ResponseWriter, r *http.Request) {
2317	meme := mux.Vars(r)["meme"]
2318
2319	w.Header().Set("Cache-Control", "max-age="+somedays())
2320	http.ServeFile(w, r, dataDir+"/memes/"+meme)
2321}
2322
2323func servefile(w http.ResponseWriter, r *http.Request) {
2324	xid := mux.Vars(r)["xid"]
2325	var media string
2326	var data []byte
2327	row := stmtGetFileData.QueryRow(xid)
2328	err := row.Scan(&media, &data)
2329	if err != nil {
2330		elog.Printf("error loading file: %s", err)
2331		http.NotFound(w, r)
2332		return
2333	}
2334	w.Header().Set("Content-Type", media)
2335	w.Header().Set("X-Content-Type-Options", "nosniff")
2336	w.Header().Set("Cache-Control", "max-age="+somedays())
2337	w.Write(data)
2338}
2339
2340func nomoroboto(w http.ResponseWriter, r *http.Request) {
2341	io.WriteString(w, "User-agent: *\n")
2342	io.WriteString(w, "Disallow: /a\n")
2343	io.WriteString(w, "Disallow: /d/\n")
2344	io.WriteString(w, "Disallow: /meme/\n")
2345	io.WriteString(w, "Disallow: /o\n")
2346	io.WriteString(w, "Disallow: /o/\n")
2347	io.WriteString(w, "Disallow: /help/\n")
2348	for _, u := range allusers() {
2349		fmt.Fprintf(w, "Disallow: /%s/%s/%s/\n", userSep, u.Username, honkSep)
2350	}
2351}
2352
2353type Hydration struct {
2354	Tophid    int64
2355	Srvmsg    template.HTML
2356	Honks     string
2357	MeCount   int64
2358	ChatCount int64
2359}
2360
2361func webhydra(w http.ResponseWriter, r *http.Request) {
2362	u := login.GetUserInfo(r)
2363	userid := u.UserID
2364	templinfo := getInfo(r)
2365	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
2366	page := r.FormValue("page")
2367
2368	wanted, _ := strconv.ParseInt(r.FormValue("tophid"), 10, 0)
2369
2370	var hydra Hydration
2371
2372	var honks []*Honk
2373	switch page {
2374	case "atme":
2375		honks = gethonksforme(userid, wanted)
2376		honks = osmosis(honks, userid, false)
2377		menewnone(userid)
2378		hydra.Srvmsg = "at me!"
2379	case "longago":
2380		honks = gethonksfromlongago(userid, wanted)
2381		honks = osmosis(honks, userid, false)
2382		hydra.Srvmsg = "from long ago"
2383	case "home":
2384		honks = gethonksforuser(userid, wanted)
2385		honks = osmosis(honks, userid, true)
2386		hydra.Srvmsg = serverMsg
2387	case "first":
2388		honks = gethonksforuserfirstclass(userid, wanted)
2389		honks = osmosis(honks, userid, true)
2390		hydra.Srvmsg = "first class only"
2391	case "saved":
2392		honks = getsavedhonks(userid, wanted)
2393		templinfo["PageName"] = "saved"
2394		hydra.Srvmsg = "saved honks"
2395	case "combo":
2396		c := r.FormValue("c")
2397		honks = gethonksbycombo(userid, c, wanted)
2398		honks = osmosis(honks, userid, false)
2399		hydra.Srvmsg = templates.Sprintf("honks by combo: %s", c)
2400	case "convoy":
2401		c := r.FormValue("c")
2402		honks = gethonksbyconvoy(userid, c, wanted)
2403		honks = osmosis(honks, userid, false)
2404		honks = threadsort(honks)
2405		reversehonks(honks)
2406		hydra.Srvmsg = templates.Sprintf("honks in convoy: %s", c)
2407	case "honker":
2408		xid := r.FormValue("xid")
2409		honks = gethonksbyxonker(userid, xid, wanted)
2410		miniform := templates.Sprintf(`<form action="/submithonker" method="POST">
2411			<input type="hidden" name="CSRF" value="%s">
2412			<input type="hidden" name="url" value="%s">
2413			<button tabindex=1 name="add honker" value="add honker">add honker</button>
2414			</form>`, login.GetCSRF("submithonker", r), xid)
2415		msg := templates.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>%s`, xid, xid, miniform)
2416		hydra.Srvmsg = msg
2417	case "user":
2418		uname := r.FormValue("uname")
2419		honks = gethonksbyuser(uname, u != nil && u.Username == uname, wanted)
2420		hydra.Srvmsg = templates.Sprintf("honks by user: %s", uname)
2421	default:
2422		http.NotFound(w, r)
2423	}
2424
2425	if len(honks) > 0 {
2426		hydra.Tophid = honks[0].ID
2427	} else {
2428		hydra.Tophid = wanted
2429	}
2430	reverbolate(userid, honks)
2431
2432	user, _ := butwhatabout(u.Username)
2433
2434	var buf strings.Builder
2435	templinfo["Honks"] = honks
2436	templinfo["MapLink"] = getmaplink(u)
2437	templinfo["User"], _ = butwhatabout(u.Username)
2438	err := readviews.Execute(&buf, "honkfrags.html", templinfo)
2439	if err != nil {
2440		elog.Printf("frag error: %s", err)
2441		return
2442	}
2443	hydra.Honks = buf.String()
2444	hydra.MeCount = user.Options.MeCount
2445	hydra.ChatCount = user.Options.ChatCount
2446	w.Header().Set("Content-Type", "application/json")
2447	j, _ := jsonify(&hydra)
2448	io.WriteString(w, j)
2449}
2450
2451var honkline = make(chan bool)
2452
2453func honkhonkline() {
2454	for {
2455		select {
2456		case honkline <- true:
2457		default:
2458			return
2459		}
2460	}
2461}
2462
2463func apihandler(w http.ResponseWriter, r *http.Request) {
2464	u := login.GetUserInfo(r)
2465	userid := u.UserID
2466	action := r.FormValue("action")
2467	wait, _ := strconv.ParseInt(r.FormValue("wait"), 10, 0)
2468	dlog.Printf("api request '%s' on behalf of %s", action, u.Username)
2469	switch action {
2470	case "honk":
2471		h := submithonk(w, r)
2472		if h == nil {
2473			return
2474		}
2475
2476		fmt.Fprintf(w, "%s", h.XID)
2477	case "donk":
2478		d, err := submitdonk(w, r)
2479		if err != nil {
2480			http.Error(w, err.Error(), http.StatusBadRequest)
2481			return
2482		}
2483		if d == nil {
2484			http.Error(w, "missing donk", http.StatusBadRequest)
2485			return
2486		}
2487		w.Write([]byte(d.XID))
2488	case "zonkit":
2489		zonkit(w, r)
2490	case "gethonks":
2491		var honks []*Honk
2492		wanted, _ := strconv.ParseInt(r.FormValue("after"), 10, 0)
2493		page := r.FormValue("page")
2494		var waitchan <-chan time.Time
2495	requery:
2496		switch page {
2497		case "atme":
2498			honks = gethonksforme(userid, wanted)
2499			honks = osmosis(honks, userid, false)
2500			menewnone(userid)
2501		case "longago":
2502			honks = gethonksfromlongago(userid, wanted)
2503			honks = osmosis(honks, userid, false)
2504		case "home":
2505			honks = gethonksforuser(userid, wanted)
2506			honks = osmosis(honks, userid, true)
2507		case "myhonks":
2508			honks = gethonksbyuser(u.Username, true, wanted)
2509			honks = osmosis(honks, userid, true)
2510		default:
2511			http.Error(w, "unknown page", http.StatusNotFound)
2512			return
2513		}
2514		if len(honks) == 0 && wait > 0 {
2515			if waitchan == nil {
2516				waitchan = time.After(time.Duration(wait) * time.Second)
2517			}
2518			select {
2519			case <-honkline:
2520				goto requery
2521			case <-waitchan:
2522			}
2523		}
2524		reverbolate(userid, honks)
2525		j := junk.New()
2526		j["honks"] = honks
2527		j.Write(w)
2528	case "sendactivity":
2529		user, _ := butwhatabout(u.Username)
2530		public := r.FormValue("public") == "1"
2531		rcpts := boxuprcpts(user, r.Form["rcpt"], public)
2532		msg := []byte(r.FormValue("msg"))
2533		for rcpt := range rcpts {
2534			go deliverate(userid, rcpt, msg)
2535		}
2536	case "gethonkers":
2537		j := junk.New()
2538		j["honkers"] = gethonkers(u.UserID)
2539		j.Write(w)
2540	case "savehonker":
2541		h := submithonker(w, r)
2542		if h == nil {
2543			return
2544		}
2545		fmt.Fprintf(w, "%d", h.ID)
2546	default:
2547		http.Error(w, "unknown action", http.StatusNotFound)
2548		return
2549	}
2550}
2551
2552func fiveoh(w http.ResponseWriter, r *http.Request) {
2553	fd, err := os.OpenFile("violations.json", os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
2554	if err != nil {
2555		elog.Printf("error opening violations! %s", err)
2556		return
2557	}
2558	defer fd.Close()
2559	io.Copy(fd, r.Body)
2560}
2561
2562var endoftheworld = make(chan bool)
2563var readyalready = make(chan bool)
2564var workinprogress = 0
2565
2566func enditall() {
2567	sig := make(chan os.Signal)
2568	signal.Notify(sig, os.Interrupt, syscall.SIGTERM, syscall.SIGQUIT)
2569	<-sig
2570	ilog.Printf("stopping...")
2571	for i := 0; i < workinprogress; i++ {
2572		endoftheworld <- true
2573	}
2574	ilog.Printf("waiting...")
2575	for i := 0; i < workinprogress; i++ {
2576		<-readyalready
2577	}
2578	ilog.Printf("apocalypse")
2579	os.Exit(0)
2580}
2581
2582var preservehooks []func()
2583
2584func bgmonitor() {
2585	for {
2586		when := time.Now().Add(-3 * 24 * time.Hour).UTC().Format(dbtimeformat)
2587		_, err := stmtDeleteOldXonkers.Exec("pubkey", when)
2588		if err != nil {
2589			elog.Printf("error deleting old xonkers: %s", err)
2590		}
2591		zaggies.Flush()
2592		time.Sleep(50 * time.Minute)
2593	}
2594}
2595
2596func addcspheaders(next http.Handler) http.Handler {
2597	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
2598		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")
2599		next.ServeHTTP(w, r)
2600	})
2601}
2602
2603func emuinit() {
2604	var emunames []string
2605	dir, err := os.Open(dataDir + "/emus")
2606	if err == nil {
2607		emunames, _ = dir.Readdirnames(0)
2608		dir.Close()
2609	}
2610	for _, e := range emunames {
2611		if len(e) <= 4 {
2612			continue
2613		}
2614		ext := e[len(e)-4:]
2615		emu := Emu{
2616			ID:   fmt.Sprintf("/emu/%s", e),
2617			Name: e[:len(e)-4],
2618			Type: "image/" + ext[1:],
2619		}
2620		allemus = append(allemus, emu)
2621	}
2622	sort.Slice(allemus, func(i, j int) bool {
2623		return allemus[i].Name < allemus[j].Name
2624	})
2625}
2626
2627func serve() {
2628	db := opendatabase()
2629	login.Init(login.InitArgs{Db: db, Logger: ilog, Insecure: develMode, SameSiteStrict: !develMode})
2630
2631	listener, err := openListener()
2632	if err != nil {
2633		elog.Fatal(err)
2634	}
2635	runBackendServer()
2636	go enditall()
2637	go redeliverator()
2638	go tracker()
2639	go bgmonitor()
2640	loadLingo()
2641	emuinit()
2642
2643	readviews = templates.Load(develMode,
2644		viewDir+"/views/honkpage.html",
2645		viewDir+"/views/honkfrags.html",
2646		viewDir+"/views/honkers.html",
2647		viewDir+"/views/chatter.html",
2648		viewDir+"/views/hfcs.html",
2649		viewDir+"/views/combos.html",
2650		viewDir+"/views/honkform.html",
2651		viewDir+"/views/honk.html",
2652		viewDir+"/views/account.html",
2653		viewDir+"/views/about.html",
2654		viewDir+"/views/funzone.html",
2655		viewDir+"/views/login.html",
2656		viewDir+"/views/xzone.html",
2657		viewDir+"/views/msg.html",
2658		viewDir+"/views/header.html",
2659		viewDir+"/views/onts.html",
2660		viewDir+"/views/emus.html",
2661		viewDir+"/views/honkpage.js",
2662	)
2663	if !develMode {
2664		assets := []string{
2665			viewDir + "/views/style.css",
2666			dataDir + "/views/local.css",
2667			viewDir + "/views/honkpage.js",
2668			dataDir + "/views/local.js",
2669		}
2670		for _, s := range assets {
2671			savedassetparams[s] = getassetparam(s)
2672		}
2673		loadAvatarColors()
2674	}
2675
2676	for _, h := range preservehooks {
2677		h()
2678	}
2679
2680	mux := mux.NewRouter()
2681	mux.Use(addcspheaders)
2682	mux.Use(login.Checker)
2683
2684	mux.Handle("/api", login.TokenRequired(http.HandlerFunc(apihandler)))
2685
2686	posters := mux.Methods("POST").Subrouter()
2687	getters := mux.Methods("GET").Subrouter()
2688
2689	getters.HandleFunc("/", homepage)
2690	getters.HandleFunc("/home", homepage)
2691	getters.HandleFunc("/front", homepage)
2692	getters.HandleFunc("/events", homepage)
2693	getters.HandleFunc("/robots.txt", nomoroboto)
2694	getters.HandleFunc("/rss", showrss)
2695	getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}", showuser)
2696	getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/"+honkSep+"/{xid:[\\pL[:digit:]]+}", showonehonk)
2697	getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/rss", showrss)
2698	posters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/inbox", inbox)
2699	getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/outbox", outbox)
2700	getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/followers", emptiness)
2701	getters.HandleFunc("/"+userSep+"/{name:[\\pL[:digit:]]+}/following", emptiness)
2702	getters.HandleFunc("/a", avatate)
2703	getters.HandleFunc("/o", thelistingoftheontologies)
2704	getters.HandleFunc("/o/{name:.+}", showontology)
2705	getters.HandleFunc("/d/{xid:[\\pL[:digit:].]+}", servefile)
2706	getters.HandleFunc("/emu/{emu:[^.]*[^/]+}", serveemu)
2707	getters.HandleFunc("/meme/{meme:[^.]*[^/]+}", servememe)
2708	getters.HandleFunc("/.well-known/webfinger", fingerlicker)
2709
2710	getters.HandleFunc("/flag/{code:.+}", showflag)
2711
2712	getters.HandleFunc("/server", serveractor)
2713	posters.HandleFunc("/server/inbox", serverinbox)
2714	posters.HandleFunc("/inbox", serverinbox)
2715
2716	posters.HandleFunc("/csp-violation", fiveoh)
2717
2718	getters.HandleFunc("/style.css", serveviewasset)
2719	getters.HandleFunc("/honkpage.js", serveviewasset)
2720	getters.HandleFunc("/misc.js", serveviewasset)
2721	getters.HandleFunc("/local.css", servedataasset)
2722	getters.HandleFunc("/local.js", servedataasset)
2723	getters.HandleFunc("/icon.png", servedataasset)
2724	getters.HandleFunc("/favicon.ico", servedataasset)
2725
2726	getters.HandleFunc("/about", servehtml)
2727	getters.HandleFunc("/login", servehtml)
2728	posters.HandleFunc("/dologin", login.LoginFunc)
2729	getters.HandleFunc("/logout", login.LogoutFunc)
2730	getters.HandleFunc("/help/{name:[\\pL[:digit:]_.-]+}", servehelp)
2731
2732	loggedin := mux.NewRoute().Subrouter()
2733	loggedin.Use(login.Required)
2734	loggedin.HandleFunc("/first", homepage)
2735	loggedin.HandleFunc("/chatter", showchatter)
2736	loggedin.Handle("/sendchonk", login.CSRFWrap("sendchonk", http.HandlerFunc(submitchonk)))
2737	loggedin.HandleFunc("/saved", homepage)
2738	loggedin.HandleFunc("/account", accountpage)
2739	loggedin.HandleFunc("/funzone", showfunzone)
2740	loggedin.HandleFunc("/chpass", dochpass)
2741	loggedin.HandleFunc("/atme", homepage)
2742	loggedin.HandleFunc("/longago", homepage)
2743	loggedin.HandleFunc("/hfcs", hfcspage)
2744	loggedin.HandleFunc("/xzone", xzone)
2745	loggedin.HandleFunc("/newhonk", newhonkpage)
2746	loggedin.HandleFunc("/edit", edithonkpage)
2747	loggedin.Handle("/honk", login.CSRFWrap("honkhonk", http.HandlerFunc(websubmithonk)))
2748	loggedin.Handle("/bonk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitbonk)))
2749	loggedin.Handle("/zonkit", login.CSRFWrap("honkhonk", http.HandlerFunc(zonkit)))
2750	loggedin.Handle("/savehfcs", login.CSRFWrap("filter", http.HandlerFunc(savehfcs)))
2751	loggedin.Handle("/saveuser", login.CSRFWrap("saveuser", http.HandlerFunc(saveuser)))
2752	loggedin.Handle("/ximport", login.CSRFWrap("ximport", http.HandlerFunc(ximport)))
2753	loggedin.HandleFunc("/honkers", showhonkers)
2754	loggedin.HandleFunc("/h/{name:[\\pL[:digit:]_.-]+}", showhonker)
2755	loggedin.HandleFunc("/h", showhonker)
2756	loggedin.HandleFunc("/c/{name:[\\pL[:digit:]_.-]+}", showcombo)
2757	loggedin.HandleFunc("/c", showcombos)
2758	loggedin.HandleFunc("/t", showconvoy)
2759	loggedin.HandleFunc("/q", showsearch)
2760	loggedin.HandleFunc("/hydra", webhydra)
2761	loggedin.HandleFunc("/emus", showemus)
2762	loggedin.Handle("/submithonker", login.CSRFWrap("submithonker", http.HandlerFunc(websubmithonker)))
2763
2764	err = http.Serve(listener, mux)
2765	if err != nil {
2766		elog.Fatal(err)
2767	}
2768}