all repos — honk @ 454608c14f29a74b2835ce657e08524581247ca6

my fork of honk

web.go (view raw)

   1//
   2// Copyright (c) 2019 Ted Unangst <tedu@tedunangst.com>
   3//
   4// Permission to use, copy, modify, and distribute this software for any
   5// purpose with or without fee is hereby granted, provided that the above
   6// copyright notice and this permission notice appear in all copies.
   7//
   8// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  11// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  13// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  14// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15
  16package main
  17
  18import (
  19	"bytes"
  20	"fmt"
  21	"html"
  22	"html/template"
  23	"io"
  24	"log"
  25	notrand "math/rand"
  26	"net/http"
  27	"net/url"
  28	"os"
  29	"sort"
  30	"strconv"
  31	"strings"
  32	"time"
  33
  34	"github.com/gorilla/mux"
  35	"humungus.tedunangst.com/r/webs/css"
  36	"humungus.tedunangst.com/r/webs/htfilter"
  37	"humungus.tedunangst.com/r/webs/httpsig"
  38	"humungus.tedunangst.com/r/webs/image"
  39	"humungus.tedunangst.com/r/webs/junk"
  40	"humungus.tedunangst.com/r/webs/login"
  41	"humungus.tedunangst.com/r/webs/rss"
  42	"humungus.tedunangst.com/r/webs/templates"
  43)
  44
  45var readviews *templates.Template
  46
  47var userSep = "u"
  48var honkSep = "h"
  49
  50func getuserstyle(u *login.UserInfo) template.CSS {
  51	if u == nil {
  52		return ""
  53	}
  54	user, _ := butwhatabout(u.Username)
  55	if user.SkinnyCSS {
  56		return "main { max-width: 700px; }"
  57	}
  58	return ""
  59}
  60
  61func getInfo(r *http.Request) map[string]interface{} {
  62	u := login.GetUserInfo(r)
  63	templinfo := make(map[string]interface{})
  64	templinfo["StyleParam"] = getassetparam("views/style.css")
  65	templinfo["LocalStyleParam"] = getassetparam("views/local.css")
  66	templinfo["JSParam"] = getassetparam("views/honkpage.js")
  67	templinfo["UserStyle"] = getuserstyle(u)
  68	templinfo["ServerName"] = serverName
  69	templinfo["IconName"] = iconName
  70	templinfo["UserInfo"] = u
  71	templinfo["UserSep"] = userSep
  72	if u != nil {
  73		var combos []string
  74		combocache.Get(u.UserID, &combos)
  75		templinfo["Combos"] = combos
  76	}
  77	return templinfo
  78}
  79
  80func homepage(w http.ResponseWriter, r *http.Request) {
  81	templinfo := getInfo(r)
  82	u := login.GetUserInfo(r)
  83	var honks []*Honk
  84	var userid int64 = -1
  85	if r.URL.Path == "/front" || u == nil {
  86		honks = getpublichonks()
  87	} else {
  88		userid = u.UserID
  89		if r.URL.Path == "/atme" {
  90			templinfo["PageName"] = "atme"
  91			honks = gethonksforme(userid)
  92		} else if r.URL.Path == "/first" {
  93			templinfo["PageName"] = "first"
  94			honks = gethonksforuser(userid)
  95			honks = osmosis(honks, userid)
  96		} else {
  97			templinfo["PageName"] = "home"
  98			honks = gethonksforuser(userid)
  99			honks = osmosis(honks, userid)
 100		}
 101		if len(honks) > 0 {
 102			templinfo["TopXID"] = honks[0].XID
 103		}
 104		templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 105	}
 106
 107	templinfo["ShowRSS"] = true
 108	templinfo["ServerMessage"] = serverMsg
 109	honkpage(w, u, honks, templinfo)
 110}
 111
 112func showfunzone(w http.ResponseWriter, r *http.Request) {
 113	var emunames, memenames []string
 114	dir, err := os.Open("emus")
 115	if err == nil {
 116		emunames, _ = dir.Readdirnames(0)
 117		dir.Close()
 118	}
 119	for i, e := range emunames {
 120		if len(e) > 4 {
 121			emunames[i] = e[:len(e)-4]
 122		}
 123	}
 124	dir, err = os.Open("memes")
 125	if err == nil {
 126		memenames, _ = dir.Readdirnames(0)
 127		dir.Close()
 128	}
 129	templinfo := getInfo(r)
 130	templinfo["Emus"] = emunames
 131	templinfo["Memes"] = memenames
 132	err = readviews.Execute(w, "funzone.html", templinfo)
 133	if err != nil {
 134		log.Print(err)
 135	}
 136}
 137
 138func showrss(w http.ResponseWriter, r *http.Request) {
 139	name := mux.Vars(r)["name"]
 140
 141	var honks []*Honk
 142	if name != "" {
 143		honks = gethonksbyuser(name, false)
 144	} else {
 145		honks = getpublichonks()
 146	}
 147	if len(honks) > 20 {
 148		honks = honks[0:20]
 149	}
 150	reverbolate(-1, honks)
 151
 152	home := fmt.Sprintf("https://%s/", serverName)
 153	base := home
 154	if name != "" {
 155		home += "u/" + name
 156		name += " "
 157	}
 158	feed := rss.Feed{
 159		Title:       name + "honk",
 160		Link:        home,
 161		Description: name + "honk rss",
 162		Image: &rss.Image{
 163			URL:   base + "icon.png",
 164			Title: name + "honk rss",
 165			Link:  home,
 166		},
 167	}
 168	var modtime time.Time
 169	for _, honk := range honks {
 170		if !firstclass(honk) {
 171			continue
 172		}
 173		desc := string(honk.HTML)
 174		if t := honk.Time; t != nil {
 175			desc += fmt.Sprintf(`<p>Time: %s`, t.StartTime.Local().Format("03:04PM EDT Mon Jan 02"))
 176			if t.Duration != 0 {
 177				desc += fmt.Sprintf(`<br>Duration: %s`, t.Duration)
 178			}
 179		}
 180		if p := honk.Place; p != nil {
 181			desc += fmt.Sprintf(`<p>Location: <a href="%s">%s</a> %f %f`,
 182				html.EscapeString(p.Url), html.EscapeString(p.Name), p.Latitude, p.Longitude)
 183		}
 184		for _, d := range honk.Donks {
 185			desc += fmt.Sprintf(`<p><a href="%s">Attachment: %s</a>`,
 186				d.URL, html.EscapeString(d.Name))
 187		}
 188
 189		feed.Items = append(feed.Items, &rss.Item{
 190			Title:       fmt.Sprintf("%s %s %s", honk.Username, honk.What, honk.XID),
 191			Description: rss.CData{Data: desc},
 192			Link:        honk.URL,
 193			PubDate:     honk.Date.Format(time.RFC1123),
 194			Guid:        &rss.Guid{IsPermaLink: true, Value: honk.URL},
 195		})
 196		if honk.Date.After(modtime) {
 197			modtime = honk.Date
 198		}
 199	}
 200	w.Header().Set("Cache-Control", "max-age=300")
 201	w.Header().Set("Last-Modified", modtime.Format(http.TimeFormat))
 202
 203	err := feed.Write(w)
 204	if err != nil {
 205		log.Printf("error writing rss: %s", err)
 206	}
 207}
 208
 209func crappola(j junk.Junk) bool {
 210	t, _ := j.GetString("type")
 211	a, _ := j.GetString("actor")
 212	o, _ := j.GetString("object")
 213	if t == "Delete" && a == o {
 214		log.Printf("crappola from %s", a)
 215		return true
 216	}
 217	return false
 218}
 219
 220func ping(user *WhatAbout, who string) {
 221	box, err := getboxes(who)
 222	if err != nil {
 223		log.Printf("no inbox for ping: %s", err)
 224		return
 225	}
 226	j := junk.New()
 227	j["@context"] = itiswhatitis
 228	j["type"] = "Ping"
 229	j["id"] = user.URL + "/ping/" + xfiltrate()
 230	j["actor"] = user.URL
 231	j["to"] = who
 232	keyname, key := ziggy(user.Name)
 233	err = PostJunk(keyname, key, box.In, j)
 234	if err != nil {
 235		log.Printf("can't send ping: %s", err)
 236		return
 237	}
 238	log.Printf("sent ping to %s: %s", who, j["id"])
 239}
 240
 241func pong(user *WhatAbout, who string, obj string) {
 242	box, err := getboxes(who)
 243	if err != nil {
 244		log.Printf("no inbox for pong %s : %s", who, err)
 245		return
 246	}
 247	j := junk.New()
 248	j["@context"] = itiswhatitis
 249	j["type"] = "Pong"
 250	j["id"] = user.URL + "/pong/" + xfiltrate()
 251	j["actor"] = user.URL
 252	j["to"] = who
 253	j["object"] = obj
 254	keyname, key := ziggy(user.Name)
 255	err = PostJunk(keyname, key, box.In, j)
 256	if err != nil {
 257		log.Printf("can't send pong: %s", err)
 258		return
 259	}
 260}
 261
 262func inbox(w http.ResponseWriter, r *http.Request) {
 263	name := mux.Vars(r)["name"]
 264	user, err := butwhatabout(name)
 265	if err != nil {
 266		http.NotFound(w, r)
 267		return
 268	}
 269	if stealthmode(user.ID, r) {
 270		http.NotFound(w, r)
 271		return
 272	}
 273	var buf bytes.Buffer
 274	io.Copy(&buf, r.Body)
 275	payload := buf.Bytes()
 276	j, err := junk.Read(bytes.NewReader(payload))
 277	if err != nil {
 278		log.Printf("bad payload: %s", err)
 279		io.WriteString(os.Stdout, "bad payload\n")
 280		os.Stdout.Write(payload)
 281		io.WriteString(os.Stdout, "\n")
 282		return
 283	}
 284	if crappola(j) {
 285		return
 286	}
 287	keyname, err := httpsig.VerifyRequest(r, payload, zaggy)
 288	if err != nil {
 289		log.Printf("inbox message failed signature: %s", err)
 290		if keyname != "" {
 291			keyname, err = makeitworksomehowwithoutregardforkeycontinuity(keyname, r, payload)
 292			if err != nil {
 293				log.Printf("still failed: %s", err)
 294			}
 295		}
 296		if err != nil {
 297			return
 298		}
 299	}
 300	what, _ := j.GetString("type")
 301	if what == "Like" {
 302		return
 303	}
 304	who, _ := j.GetString("actor")
 305	origin := keymatch(keyname, who)
 306	if origin == "" {
 307		log.Printf("keyname actor mismatch: %s <> %s", keyname, who)
 308		return
 309	}
 310	if rejectactor(user.ID, who) {
 311		log.Printf("ignoring thumb sucker %s", who)
 312		return
 313	}
 314	switch what {
 315	case "Ping":
 316		obj, _ := j.GetString("id")
 317		log.Printf("ping from %s: %s", who, obj)
 318		pong(user, who, obj)
 319	case "Pong":
 320		obj, _ := j.GetString("object")
 321		log.Printf("pong from %s: %s", who, obj)
 322	case "Follow":
 323		obj, _ := j.GetString("object")
 324		if obj == user.URL {
 325			log.Printf("updating honker follow: %s", who)
 326			stmtSaveDub.Exec(user.ID, who, who, "dub")
 327			go rubadubdub(user, j)
 328		} else {
 329			log.Printf("can't follow %s", obj)
 330		}
 331	case "Accept":
 332		log.Printf("updating honker accept: %s", who)
 333		_, err = stmtUpdateFlavor.Exec("sub", user.ID, who, "presub")
 334		if err != nil {
 335			log.Printf("error updating honker: %s", err)
 336			return
 337		}
 338	case "Update":
 339		obj, ok := j.GetMap("object")
 340		if ok {
 341			what, _ := obj.GetString("type")
 342			switch what {
 343			case "Person":
 344				return
 345			case "Question":
 346				return
 347			case "Note":
 348				go xonksaver(user, j, origin)
 349				return
 350			}
 351		}
 352		log.Printf("unknown Update activity")
 353		fd, _ := os.OpenFile("savedinbox.json", os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
 354		j.Write(fd)
 355		io.WriteString(fd, "\n")
 356		fd.Close()
 357
 358	case "Undo":
 359		obj, ok := j.GetMap("object")
 360		if !ok {
 361			log.Printf("unknown undo no object")
 362		} else {
 363			what, _ := obj.GetString("type")
 364			switch what {
 365			case "Follow":
 366				log.Printf("updating honker undo: %s", who)
 367				_, err = stmtUpdateFlavor.Exec("undub", user.ID, who, "dub")
 368				if err != nil {
 369					log.Printf("error updating honker: %s", err)
 370					return
 371				}
 372			case "Announce":
 373				xid, _ := obj.GetString("object")
 374				log.Printf("undo announce: %s", xid)
 375			case "Like":
 376			default:
 377				log.Printf("unknown undo: %s", what)
 378			}
 379		}
 380	default:
 381		go xonksaver(user, j, origin)
 382	}
 383}
 384
 385func ximport(w http.ResponseWriter, r *http.Request) {
 386	u := login.GetUserInfo(r)
 387	xid := r.FormValue("xid")
 388	xonk := getxonk(u.UserID, xid)
 389	if xonk == nil {
 390		p, _ := investigate(xid)
 391		if p != nil {
 392			xid = p.XID
 393		}
 394		j, err := GetJunk(xid)
 395		if err != nil {
 396			http.Error(w, "error getting external object", http.StatusInternalServerError)
 397			log.Printf("error getting external object: %s", err)
 398			return
 399		}
 400		log.Printf("importing %s", xid)
 401		user, _ := butwhatabout(u.Username)
 402
 403		what, _ := j.GetString("type")
 404		if isactor(what) {
 405			outbox, _ := j.GetString("outbox")
 406			gimmexonks(user, outbox)
 407			http.Redirect(w, r, "/h?xid="+url.QueryEscape(xid), http.StatusSeeOther)
 408			return
 409		}
 410		xonk = xonksaver(user, j, originate(xid))
 411	}
 412	convoy := ""
 413	if xonk != nil {
 414		convoy = xonk.Convoy
 415	}
 416	http.Redirect(w, r, "/t?c="+url.QueryEscape(convoy), http.StatusSeeOther)
 417}
 418
 419func xzone(w http.ResponseWriter, r *http.Request) {
 420	u := login.GetUserInfo(r)
 421	rows, err := stmtRecentHonkers.Query(u.UserID, u.UserID)
 422	if err != nil {
 423		log.Printf("query err: %s", err)
 424		return
 425	}
 426	defer rows.Close()
 427	var honkers []Honker
 428	for rows.Next() {
 429		var xid string
 430		rows.Scan(&xid)
 431		honkers = append(honkers, Honker{XID: xid})
 432	}
 433	rows.Close()
 434	for i, _ := range honkers {
 435		_, honkers[i].Handle = handles(honkers[i].XID)
 436	}
 437	templinfo := getInfo(r)
 438	templinfo["XCSRF"] = login.GetCSRF("ximport", r)
 439	templinfo["Honkers"] = honkers
 440	err = readviews.Execute(w, "xzone.html", templinfo)
 441	if err != nil {
 442		log.Print(err)
 443	}
 444}
 445
 446func outbox(w http.ResponseWriter, r *http.Request) {
 447	name := mux.Vars(r)["name"]
 448	user, err := butwhatabout(name)
 449	if err != nil {
 450		http.NotFound(w, r)
 451		return
 452	}
 453	if stealthmode(user.ID, r) {
 454		http.NotFound(w, r)
 455		return
 456	}
 457
 458	honks := gethonksbyuser(name, false)
 459	if len(honks) > 20 {
 460		honks = honks[0:20]
 461	}
 462
 463	var jonks []junk.Junk
 464	for _, h := range honks {
 465		j, _ := jonkjonk(user, h)
 466		jonks = append(jonks, j)
 467	}
 468
 469	j := junk.New()
 470	j["@context"] = itiswhatitis
 471	j["id"] = user.URL + "/outbox"
 472	j["type"] = "OrderedCollection"
 473	j["totalItems"] = len(jonks)
 474	j["orderedItems"] = jonks
 475
 476	w.Header().Set("Content-Type", theonetruename)
 477	j.Write(w)
 478}
 479
 480func emptiness(w http.ResponseWriter, r *http.Request) {
 481	name := mux.Vars(r)["name"]
 482	user, err := butwhatabout(name)
 483	if err != nil {
 484		http.NotFound(w, r)
 485		return
 486	}
 487	if stealthmode(user.ID, r) {
 488		http.NotFound(w, r)
 489		return
 490	}
 491	colname := "/followers"
 492	if strings.HasSuffix(r.URL.Path, "/following") {
 493		colname = "/following"
 494	}
 495	j := junk.New()
 496	j["@context"] = itiswhatitis
 497	j["id"] = user.URL + colname
 498	j["type"] = "OrderedCollection"
 499	j["totalItems"] = 0
 500	j["orderedItems"] = []junk.Junk{}
 501
 502	w.Header().Set("Content-Type", theonetruename)
 503	j.Write(w)
 504}
 505
 506func showuser(w http.ResponseWriter, r *http.Request) {
 507	name := mux.Vars(r)["name"]
 508	user, err := butwhatabout(name)
 509	if err != nil {
 510		log.Printf("user not found %s: %s", name, err)
 511		http.NotFound(w, r)
 512		return
 513	}
 514	if stealthmode(user.ID, r) {
 515		http.NotFound(w, r)
 516		return
 517	}
 518	if friendorfoe(r.Header.Get("Accept")) {
 519		j := asjonker(user)
 520		w.Header().Set("Content-Type", theonetruename)
 521		j.Write(w)
 522		return
 523	}
 524	u := login.GetUserInfo(r)
 525	honks := gethonksbyuser(name, u != nil && u.Username == name)
 526	templinfo := getInfo(r)
 527	filt := htfilter.New()
 528	templinfo["Name"] = user.Name
 529	whatabout := user.About
 530	whatabout = markitzero(user.About)
 531	templinfo["WhatAbout"], _ = filt.String(whatabout)
 532	templinfo["ServerMessage"] = ""
 533	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 534	honkpage(w, u, honks, templinfo)
 535}
 536
 537func showhonker(w http.ResponseWriter, r *http.Request) {
 538	u := login.GetUserInfo(r)
 539	name := mux.Vars(r)["name"]
 540	var honks []*Honk
 541	if name == "" {
 542		name = r.FormValue("xid")
 543		honks = gethonksbyxonker(u.UserID, name)
 544	} else {
 545		honks = gethonksbyhonker(u.UserID, name)
 546	}
 547	name = html.EscapeString(name)
 548	msg := fmt.Sprintf(`honks by honker: <a href="%s" ref="noreferrer">%s</a>`, name, name)
 549	templinfo := getInfo(r)
 550	templinfo["PageName"] = "honker"
 551	templinfo["ServerMessage"] = template.HTML(msg)
 552	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 553	honkpage(w, u, honks, templinfo)
 554}
 555
 556func showcombo(w http.ResponseWriter, r *http.Request) {
 557	name := mux.Vars(r)["name"]
 558	u := login.GetUserInfo(r)
 559	honks := gethonksbycombo(u.UserID, name)
 560	honks = osmosis(honks, u.UserID)
 561	templinfo := getInfo(r)
 562	templinfo["PageName"] = "combo"
 563	templinfo["PageArg"] = "name"
 564	templinfo["ServerMessage"] = "honks by combo: " + name
 565	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 566	if len(honks) > 0 {
 567		templinfo["TopXID"] = honks[0].XID
 568	}
 569	honkpage(w, u, honks, templinfo)
 570}
 571func showconvoy(w http.ResponseWriter, r *http.Request) {
 572	c := r.FormValue("c")
 573	u := login.GetUserInfo(r)
 574	honks := gethonksbyconvoy(u.UserID, c)
 575	templinfo := getInfo(r)
 576	templinfo["ServerMessage"] = "honks in convoy: " + c
 577	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 578	honkpage(w, u, honks, templinfo)
 579}
 580func showsearch(w http.ResponseWriter, r *http.Request) {
 581	q := r.FormValue("q")
 582	u := login.GetUserInfo(r)
 583	honks := gethonksbysearch(u.UserID, q)
 584	templinfo := getInfo(r)
 585	templinfo["ServerMessage"] = "honks for search: " + q
 586	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 587	honkpage(w, u, honks, templinfo)
 588}
 589func showontology(w http.ResponseWriter, r *http.Request) {
 590	name := mux.Vars(r)["name"]
 591	u := login.GetUserInfo(r)
 592	var userid int64 = -1
 593	if u != nil {
 594		userid = u.UserID
 595	}
 596	honks := gethonksbyontology(userid, "#"+name)
 597	templinfo := getInfo(r)
 598	templinfo["ServerMessage"] = "honks by ontology: " + name
 599	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 600	honkpage(w, u, honks, templinfo)
 601}
 602
 603func thelistingoftheontologies(w http.ResponseWriter, r *http.Request) {
 604	u := login.GetUserInfo(r)
 605	var userid int64 = -1
 606	if u != nil {
 607		userid = u.UserID
 608	}
 609	rows, err := stmtSelectOnts.Query(userid)
 610	if err != nil {
 611		log.Printf("selection error: %s", err)
 612		return
 613	}
 614	defer rows.Close()
 615	var onts [][]string
 616	for rows.Next() {
 617		var o string
 618		err := rows.Scan(&o)
 619		if err != nil {
 620			log.Printf("error scanning ont: %s", err)
 621			continue
 622		}
 623		onts = append(onts, []string{o, o[1:]})
 624	}
 625	if u == nil {
 626		w.Header().Set("Cache-Control", "max-age=300")
 627	}
 628	templinfo := getInfo(r)
 629	templinfo["Onts"] = onts
 630	err = readviews.Execute(w, "onts.html", templinfo)
 631	if err != nil {
 632		log.Print(err)
 633	}
 634}
 635
 636func showhonk(w http.ResponseWriter, r *http.Request) {
 637	name := mux.Vars(r)["name"]
 638	user, err := butwhatabout(name)
 639	if err != nil {
 640		http.NotFound(w, r)
 641		return
 642	}
 643	if stealthmode(user.ID, r) {
 644		http.NotFound(w, r)
 645		return
 646	}
 647
 648	xid := fmt.Sprintf("https://%s%s", serverName, r.URL.Path)
 649	honk := getxonk(user.ID, xid)
 650	if honk == nil {
 651		http.NotFound(w, r)
 652		return
 653	}
 654	u := login.GetUserInfo(r)
 655	if u != nil && u.UserID != user.ID {
 656		u = nil
 657	}
 658	if !honk.Public {
 659		if u == nil {
 660			http.NotFound(w, r)
 661			return
 662
 663		}
 664		templinfo := getInfo(r)
 665		templinfo["ServerMessage"] = "one honk maybe more"
 666		templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 667		honkpage(w, u, []*Honk{honk}, templinfo)
 668		return
 669	}
 670	rawhonks := gethonksbyconvoy(honk.UserID, honk.Convoy)
 671	if friendorfoe(r.Header.Get("Accept")) {
 672		for _, h := range rawhonks {
 673			if h.RID == honk.XID && h.Public && (h.Whofore == 2 || h.IsAcked()) {
 674				honk.Replies = append(honk.Replies, h)
 675			}
 676		}
 677		donksforhonks([]*Honk{honk})
 678		_, j := jonkjonk(user, honk)
 679		j["@context"] = itiswhatitis
 680		w.Header().Set("Content-Type", theonetruename)
 681		j.Write(w)
 682		return
 683	}
 684	var honks []*Honk
 685	for _, h := range rawhonks {
 686		if h.Public && (h.Whofore == 2 || h.IsAcked()) {
 687			honks = append(honks, h)
 688		}
 689	}
 690
 691	templinfo := getInfo(r)
 692	templinfo["ServerMessage"] = "one honk maybe more"
 693	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 694	honkpage(w, u, honks, templinfo)
 695}
 696
 697func honkpage(w http.ResponseWriter, u *login.UserInfo, honks []*Honk, templinfo map[string]interface{}) {
 698	var userid int64 = -1
 699	if u != nil {
 700		userid = u.UserID
 701	}
 702	if u == nil {
 703		w.Header().Set("Cache-Control", "max-age=60")
 704	}
 705	reverbolate(userid, honks)
 706	templinfo["Honks"] = honks
 707	err := readviews.Execute(w, "honkpage.html", templinfo)
 708	if err != nil {
 709		log.Print(err)
 710	}
 711}
 712
 713func saveuser(w http.ResponseWriter, r *http.Request) {
 714	whatabout := r.FormValue("whatabout")
 715	u := login.GetUserInfo(r)
 716	db := opendatabase()
 717	options := ""
 718	if r.FormValue("skinny") == "skinny" {
 719		options += " skinny "
 720	}
 721	_, err := db.Exec("update users set about = ?, options = ? where username = ?", whatabout, options, u.Username)
 722	if err != nil {
 723		log.Printf("error bouting what: %s", err)
 724	}
 725
 726	http.Redirect(w, r, "/account", http.StatusSeeOther)
 727}
 728
 729func submitbonk(w http.ResponseWriter, r *http.Request) {
 730	xid := r.FormValue("xid")
 731	userinfo := login.GetUserInfo(r)
 732	user, _ := butwhatabout(userinfo.Username)
 733
 734	log.Printf("bonking %s", xid)
 735
 736	xonk := getxonk(userinfo.UserID, xid)
 737	if xonk == nil {
 738		return
 739	}
 740	if !xonk.Public {
 741		return
 742	}
 743	donksforhonks([]*Honk{xonk})
 744
 745	_, err := stmtUpdateFlags.Exec(flagIsBonked, xonk.ID)
 746	if err != nil {
 747		log.Printf("error acking bonk: %s", err)
 748	}
 749
 750	oonker := xonk.Oonker
 751	if oonker == "" {
 752		oonker = xonk.Honker
 753	}
 754	dt := time.Now().UTC()
 755	bonk := Honk{
 756		UserID:   userinfo.UserID,
 757		Username: userinfo.Username,
 758		What:     "bonk",
 759		Honker:   user.URL,
 760		Oonker:   oonker,
 761		XID:      xonk.XID,
 762		RID:      xonk.RID,
 763		Noise:    xonk.Noise,
 764		Precis:   xonk.Precis,
 765		URL:      xonk.URL,
 766		Date:     dt,
 767		Donks:    xonk.Donks,
 768		Whofore:  2,
 769		Convoy:   xonk.Convoy,
 770		Audience: []string{thewholeworld, oonker},
 771		Public:   true,
 772	}
 773
 774	bonk.Format = "html"
 775
 776	err = savehonk(&bonk)
 777	if err != nil {
 778		log.Printf("uh oh")
 779		return
 780	}
 781
 782	go honkworldwide(user, &bonk)
 783}
 784
 785func sendzonkofsorts(xonk *Honk, user *WhatAbout, what string) {
 786	zonk := Honk{
 787		What:     what,
 788		XID:      xonk.XID,
 789		Date:     time.Now().UTC(),
 790		Audience: oneofakind(xonk.Audience),
 791	}
 792	zonk.Public = !keepitquiet(zonk.Audience)
 793
 794	log.Printf("announcing %sed honk: %s", what, xonk.XID)
 795	go honkworldwide(user, &zonk)
 796}
 797
 798func zonkit(w http.ResponseWriter, r *http.Request) {
 799	wherefore := r.FormValue("wherefore")
 800	what := r.FormValue("what")
 801	userinfo := login.GetUserInfo(r)
 802	user, _ := butwhatabout(userinfo.Username)
 803
 804	if wherefore == "ack" {
 805		xonk := getxonk(userinfo.UserID, what)
 806		if xonk != nil {
 807			_, err := stmtUpdateFlags.Exec(flagIsAcked, xonk.ID)
 808			if err != nil {
 809				log.Printf("error acking: %s", err)
 810			}
 811			sendzonkofsorts(xonk, user, "ack")
 812		}
 813		return
 814	}
 815
 816	if wherefore == "deack" {
 817		xonk := getxonk(userinfo.UserID, what)
 818		if xonk != nil {
 819			_, err := stmtClearFlags.Exec(flagIsAcked, xonk.ID)
 820			if err != nil {
 821				log.Printf("error deacking: %s", err)
 822			}
 823			sendzonkofsorts(xonk, user, "deack")
 824		}
 825		return
 826	}
 827
 828	if wherefore == "unbonk" {
 829		xonk := getbonk(userinfo.UserID, what)
 830		if xonk != nil {
 831			deletehonk(xonk.ID)
 832			xonk = getxonk(userinfo.UserID, what)
 833			_, err := stmtClearFlags.Exec(flagIsBonked, xonk.ID)
 834			if err != nil {
 835				log.Printf("error unbonking: %s", err)
 836			}
 837			sendzonkofsorts(xonk, user, "unbonk")
 838		}
 839		return
 840	}
 841
 842	log.Printf("zonking %s %s", wherefore, what)
 843	if wherefore == "zonk" {
 844		xonk := getxonk(userinfo.UserID, what)
 845		if xonk != nil {
 846			deletehonk(xonk.ID)
 847			if xonk.Whofore == 2 || xonk.Whofore == 3 {
 848				sendzonkofsorts(xonk, user, "zonk")
 849			}
 850		}
 851	}
 852	_, err := stmtSaveZonker.Exec(userinfo.UserID, what, wherefore)
 853	if err != nil {
 854		log.Printf("error saving zonker: %s", err)
 855		return
 856	}
 857}
 858
 859func edithonkpage(w http.ResponseWriter, r *http.Request) {
 860	u := login.GetUserInfo(r)
 861	user, _ := butwhatabout(u.Username)
 862	xid := r.FormValue("xid")
 863	honk := getxonk(u.UserID, xid)
 864	if honk == nil || honk.Honker != user.URL || honk.What != "honk" {
 865		log.Printf("no edit")
 866		return
 867	}
 868
 869	noise := honk.Noise
 870	if honk.Precis != "" {
 871		noise = honk.Precis + "\n\n" + noise
 872	}
 873
 874	honks := []*Honk{honk}
 875	donksforhonks(honks)
 876	reverbolate(u.UserID, honks)
 877	templinfo := getInfo(r)
 878	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
 879	templinfo["Honks"] = honks
 880	templinfo["Noise"] = noise
 881	templinfo["ServerMessage"] = "honk edit"
 882	templinfo["UpdateXID"] = honk.XID
 883	if len(honk.Donks) > 0 {
 884		templinfo["SavedFile"] = honk.Donks[0].XID
 885	}
 886	err := readviews.Execute(w, "honkpage.html", templinfo)
 887	if err != nil {
 888		log.Print(err)
 889	}
 890}
 891
 892// what a hot mess this function is
 893func submithonk(w http.ResponseWriter, r *http.Request) {
 894	rid := r.FormValue("rid")
 895	noise := r.FormValue("noise")
 896
 897	userinfo := login.GetUserInfo(r)
 898	user, _ := butwhatabout(userinfo.Username)
 899
 900	dt := time.Now().UTC()
 901	updatexid := r.FormValue("updatexid")
 902	var honk *Honk
 903	if updatexid != "" {
 904		honk = getxonk(userinfo.UserID, updatexid)
 905		if honk == nil || honk.Honker != user.URL || honk.What != "honk" {
 906			log.Printf("not saving edit")
 907			return
 908		}
 909		honk.Date = dt
 910		honk.What = "update"
 911		honk.Format = "markdown"
 912	} else {
 913		xid := fmt.Sprintf("%s/%s/%s", user.URL, honkSep, xfiltrate())
 914		what := "honk"
 915		if rid != "" {
 916			what = "tonk"
 917		}
 918		honk = &Honk{
 919			UserID:   userinfo.UserID,
 920			Username: userinfo.Username,
 921			What:     what,
 922			Honker:   user.URL,
 923			XID:      xid,
 924			Date:     dt,
 925			Format:   "markdown",
 926		}
 927	}
 928
 929	noise = hooterize(noise)
 930	honk.Noise = noise
 931	translate(honk)
 932
 933	var convoy string
 934	if rid != "" {
 935		xonk := getxonk(userinfo.UserID, rid)
 936		if xonk != nil {
 937			if xonk.Public {
 938				honk.Audience = append(honk.Audience, xonk.Audience...)
 939			}
 940			convoy = xonk.Convoy
 941		} else {
 942			xonkaud, c := whosthere(rid)
 943			honk.Audience = append(honk.Audience, xonkaud...)
 944			convoy = c
 945		}
 946		for i, a := range honk.Audience {
 947			if a == thewholeworld {
 948				honk.Audience[0], honk.Audience[i] = honk.Audience[i], honk.Audience[0]
 949				break
 950			}
 951		}
 952		honk.RID = rid
 953	} else {
 954		honk.Audience = []string{thewholeworld}
 955	}
 956	if honk.Noise != "" && honk.Noise[0] == '@' {
 957		honk.Audience = append(grapevine(honk.Noise), honk.Audience...)
 958	} else {
 959		honk.Audience = append(honk.Audience, grapevine(honk.Noise)...)
 960	}
 961
 962	if convoy == "" {
 963		convoy = "data:,electrichonkytonk-" + xfiltrate()
 964	}
 965	butnottooloud(honk.Audience)
 966	honk.Audience = oneofakind(honk.Audience)
 967	if len(honk.Audience) == 0 {
 968		log.Printf("honk to nowhere")
 969		http.Error(w, "honk to nowhere...", http.StatusNotFound)
 970		return
 971	}
 972	honk.Public = !keepitquiet(honk.Audience)
 973	honk.Convoy = convoy
 974
 975	donkxid := r.FormValue("donkxid")
 976	if donkxid == "" {
 977		file, filehdr, err := r.FormFile("donk")
 978		if err == nil {
 979			var buf bytes.Buffer
 980			io.Copy(&buf, file)
 981			file.Close()
 982			data := buf.Bytes()
 983			xid := xfiltrate()
 984			var media, name string
 985			img, err := image.Vacuum(&buf, image.Params{MaxWidth: 2048, MaxHeight: 2048})
 986			if err == nil {
 987				data = img.Data
 988				format := img.Format
 989				media = "image/" + format
 990				if format == "jpeg" {
 991					format = "jpg"
 992				}
 993				name = xid + "." + format
 994				xid = name
 995			} else {
 996				maxsize := 100000
 997				if len(data) > maxsize {
 998					log.Printf("bad image: %s too much text: %d", err, len(data))
 999					http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1000					return
1001				}
1002				for i := 0; i < len(data); i++ {
1003					if data[i] < 32 && data[i] != '\t' && data[i] != '\r' && data[i] != '\n' {
1004						log.Printf("bad image: %s not text: %d", err, data[i])
1005						http.Error(w, "didn't like your attachment", http.StatusUnsupportedMediaType)
1006						return
1007					}
1008				}
1009				media = "text/plain"
1010				name = filehdr.Filename
1011				if name == "" {
1012					name = xid + ".txt"
1013				}
1014				xid += ".txt"
1015			}
1016			desc := r.FormValue("donkdesc")
1017			if desc == "" {
1018				desc = name
1019			}
1020			url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1021			fileid, err := savefile(xid, name, desc, url, media, true, data)
1022			if err != nil {
1023				log.Printf("unable to save image: %s", err)
1024				return
1025			}
1026			var d Donk
1027			d.FileID = fileid
1028			honk.Donks = append(honk.Donks, &d)
1029			donkxid = d.XID
1030		}
1031	} else {
1032		xid := donkxid
1033		url := fmt.Sprintf("https://%s/d/%s", serverName, xid)
1034		donk := finddonk(url)
1035		if donk != nil {
1036			honk.Donks = append(honk.Donks, donk)
1037		} else {
1038			log.Printf("can't find file: %s", xid)
1039		}
1040	}
1041	herd := herdofemus(honk.Noise)
1042	for _, e := range herd {
1043		donk := savedonk(e.ID, e.Name, e.Name, "image/png", true)
1044		if donk != nil {
1045			donk.Name = e.Name
1046			honk.Donks = append(honk.Donks, donk)
1047		}
1048	}
1049	memetize(honk)
1050
1051	placename := r.FormValue("placename")
1052	placelat := r.FormValue("placelat")
1053	placelong := r.FormValue("placelong")
1054	if placename != "" || placelat != "" || placelong != "" {
1055		p := new(Place)
1056		p.Name = placename
1057		p.Latitude, _ = strconv.ParseFloat(placelat, 64)
1058		p.Longitude, _ = strconv.ParseFloat(placelong, 64)
1059		p.Url = r.FormValue("placeurl")
1060		honk.Place = p
1061	}
1062	timestart := r.FormValue("timestart")
1063	if timestart != "" {
1064		t := new(Time)
1065		now := time.Now().Local()
1066		for _, layout := range []string{"2006-01-02 3:04pm", "2006-01-02 15:04", "3:04pm", "15:04"} {
1067			start, err := time.ParseInLocation(layout, timestart, now.Location())
1068			if err == nil {
1069				if start.Year() == 0 {
1070					start = time.Date(now.Year(), now.Month(), now.Day(), start.Hour(), start.Minute(), 0, 0, now.Location())
1071				}
1072				t.StartTime = start
1073				break
1074			}
1075		}
1076		timeend := r.FormValue("timeend")
1077		dur, err := time.ParseDuration(timeend)
1078		if err == nil {
1079			t.Duration = Duration(dur)
1080		}
1081		if !t.StartTime.IsZero() {
1082			honk.What = "event"
1083			honk.Time = t
1084		}
1085	}
1086
1087	if honk.Public {
1088		honk.Whofore = 2
1089	} else {
1090		honk.Whofore = 3
1091	}
1092
1093	// back to markdown
1094	honk.Noise = noise
1095
1096	if r.FormValue("preview") == "preview" {
1097		honks := []*Honk{honk}
1098		reverbolate(userinfo.UserID, honks)
1099		templinfo := getInfo(r)
1100		templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1101		templinfo["Honks"] = honks
1102		templinfo["InReplyTo"] = r.FormValue("rid")
1103		templinfo["Noise"] = r.FormValue("noise")
1104		templinfo["SavedFile"] = donkxid
1105		templinfo["ServerMessage"] = "honk preview"
1106		err := readviews.Execute(w, "honkpage.html", templinfo)
1107		if err != nil {
1108			log.Print(err)
1109		}
1110		return
1111	}
1112
1113	if updatexid != "" {
1114		updatehonk(honk)
1115	} else {
1116		err := savehonk(honk)
1117		if err != nil {
1118			log.Printf("uh oh")
1119			return
1120		}
1121	}
1122
1123	// reload for consistency
1124	honk.Donks = nil
1125	donksforhonks([]*Honk{honk})
1126
1127	go honkworldwide(user, honk)
1128
1129	http.Redirect(w, r, honk.XID, http.StatusSeeOther)
1130}
1131
1132func showhonkers(w http.ResponseWriter, r *http.Request) {
1133	userinfo := login.GetUserInfo(r)
1134	templinfo := getInfo(r)
1135	templinfo["Honkers"] = gethonkers(userinfo.UserID)
1136	templinfo["HonkerCSRF"] = login.GetCSRF("submithonker", r)
1137	err := readviews.Execute(w, "honkers.html", templinfo)
1138	if err != nil {
1139		log.Print(err)
1140	}
1141}
1142
1143var combocache = cacheNew(func(userid int64) ([]string, bool) {
1144	honkers := gethonkers(userid)
1145	var combos []string
1146	for _, h := range honkers {
1147		combos = append(combos, h.Combos...)
1148	}
1149	for i, c := range combos {
1150		if c == "-" {
1151			combos[i] = ""
1152		}
1153	}
1154	combos = oneofakind(combos)
1155	sort.Strings(combos)
1156	return combos, true
1157})
1158
1159func showcombos(w http.ResponseWriter, r *http.Request) {
1160	userinfo := login.GetUserInfo(r)
1161	var combos []string
1162	combocache.Get(userinfo.UserID, &combos)
1163	templinfo := getInfo(r)
1164	err := readviews.Execute(w, "combos.html", templinfo)
1165	if err != nil {
1166		log.Print(err)
1167	}
1168}
1169
1170func submithonker(w http.ResponseWriter, r *http.Request) {
1171	u := login.GetUserInfo(r)
1172	name := r.FormValue("name")
1173	url := r.FormValue("url")
1174	peep := r.FormValue("peep")
1175	combos := r.FormValue("combos")
1176	honkerid, _ := strconv.ParseInt(r.FormValue("honkerid"), 10, 0)
1177
1178	defer combocache.Clear(u.UserID)
1179
1180	if honkerid > 0 {
1181		goodbye := r.FormValue("goodbye")
1182		if goodbye == "F" {
1183			db := opendatabase()
1184			row := db.QueryRow("select xid from honkers where honkerid = ? and userid = ?",
1185				honkerid, u.UserID)
1186			err := row.Scan(&url)
1187			if err != nil {
1188				log.Printf("can't get honker xid: %s", err)
1189				return
1190			}
1191			log.Printf("unsubscribing from %s", url)
1192			user, _ := butwhatabout(u.Username)
1193			_, err = stmtUpdateFlavor.Exec("unsub", u.UserID, url, "sub")
1194			if err != nil {
1195				log.Printf("error updating honker: %s", err)
1196				return
1197			}
1198			go itakeitallback(user, url)
1199
1200			http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1201			return
1202		}
1203		if goodbye == "X" {
1204			db := opendatabase()
1205			row := db.QueryRow("select xid from honkers where honkerid = ? and userid = ?",
1206				honkerid, u.UserID)
1207			err := row.Scan(&url)
1208			if err != nil {
1209				log.Printf("can't get honker xid: %s", err)
1210				return
1211			}
1212			log.Printf("resubscribing to %s", url)
1213			user, _ := butwhatabout(u.Username)
1214			_, err = stmtUpdateFlavor.Exec("presub", u.UserID, url, "unsub")
1215			if err == nil {
1216				_, err = stmtUpdateFlavor.Exec("presub", u.UserID, url, "peep")
1217			}
1218			if err != nil {
1219				log.Printf("error updating honker: %s", err)
1220				return
1221			}
1222			go subsub(user, url)
1223
1224			http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1225			return
1226		}
1227		combos = " " + strings.TrimSpace(combos) + " "
1228		_, err := stmtUpdateCombos.Exec(combos, honkerid, u.UserID)
1229		if err != nil {
1230			log.Printf("update honker err: %s", err)
1231			return
1232		}
1233		http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1234		return
1235	}
1236
1237	flavor := "presub"
1238	if peep == "peep" {
1239		flavor = "peep"
1240	}
1241	p, err := investigate(url)
1242	if err != nil {
1243		http.Error(w, "error investigating: "+err.Error(), http.StatusInternalServerError)
1244		log.Printf("failed to investigate honker")
1245		return
1246	}
1247	url = p.XID
1248	if name == "" {
1249		name = p.Handle
1250	}
1251	_, err = stmtSaveHonker.Exec(u.UserID, name, url, flavor, combos)
1252	if err != nil {
1253		log.Print(err)
1254		return
1255	}
1256	if flavor == "presub" {
1257		user, _ := butwhatabout(u.Username)
1258		go subsub(user, url)
1259	}
1260	http.Redirect(w, r, "/honkers", http.StatusSeeOther)
1261}
1262
1263func hfcspage(w http.ResponseWriter, r *http.Request) {
1264	userinfo := login.GetUserInfo(r)
1265
1266	filters := getfilters(userinfo.UserID, filtAny)
1267
1268	templinfo := getInfo(r)
1269	templinfo["Filters"] = filters
1270	templinfo["FilterCSRF"] = login.GetCSRF("filter", r)
1271	err := readviews.Execute(w, "hfcs.html", templinfo)
1272	if err != nil {
1273		log.Print(err)
1274	}
1275}
1276
1277func savehfcs(w http.ResponseWriter, r *http.Request) {
1278	userinfo := login.GetUserInfo(r)
1279	itsok := r.FormValue("itsok")
1280	if itsok == "iforgiveyou" {
1281		hfcsid, _ := strconv.ParseInt(r.FormValue("hfcsid"), 10, 0)
1282		_, err := stmtDeleteFilter.Exec(userinfo.UserID, hfcsid)
1283		if err != nil {
1284			log.Printf("error deleting filter: %s", err)
1285		}
1286		filtcache.Clear(userinfo.UserID)
1287		http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
1288		return
1289	}
1290
1291	filt := new(Filter)
1292	filt.Name = r.FormValue("name")
1293	filt.Date = time.Now().UTC()
1294	filt.Actor = r.FormValue("actor")
1295	filt.IncludeAudience = r.FormValue("incaud") == "yes"
1296	filt.Text = r.FormValue("filttext")
1297	filt.IsAnnounce = r.FormValue("isannounce") == "yes"
1298	filt.AnnounceOf = r.FormValue("announceof")
1299	filt.Reject = r.FormValue("doreject") == "yes"
1300	filt.SkipMedia = r.FormValue("doskipmedia") == "yes"
1301	filt.Hide = r.FormValue("dohide") == "yes"
1302	filt.Collapse = r.FormValue("docollapse") == "yes"
1303	filt.Rewrite = r.FormValue("filtrewrite")
1304	filt.Replace = r.FormValue("filtreplace")
1305
1306	if filt.Actor == "" && filt.Text == "" {
1307		log.Printf("blank filter")
1308		return
1309	}
1310
1311	j, err := jsonify(filt)
1312	if err == nil {
1313		_, err = stmtSaveFilter.Exec(userinfo.UserID, j)
1314	}
1315	if err != nil {
1316		log.Printf("error saving filter: %s", err)
1317	}
1318
1319	filtcache.Clear(userinfo.UserID)
1320	http.Redirect(w, r, "/hfcs", http.StatusSeeOther)
1321}
1322
1323func accountpage(w http.ResponseWriter, r *http.Request) {
1324	u := login.GetUserInfo(r)
1325	user, _ := butwhatabout(u.Username)
1326	templinfo := getInfo(r)
1327	templinfo["UserCSRF"] = login.GetCSRF("saveuser", r)
1328	templinfo["LogoutCSRF"] = login.GetCSRF("logout", r)
1329	templinfo["User"] = user
1330	err := readviews.Execute(w, "account.html", templinfo)
1331	if err != nil {
1332		log.Print(err)
1333	}
1334}
1335
1336func dochpass(w http.ResponseWriter, r *http.Request) {
1337	err := login.ChangePassword(w, r)
1338	if err != nil {
1339		log.Printf("error changing password: %s", err)
1340	}
1341	http.Redirect(w, r, "/account", http.StatusSeeOther)
1342}
1343
1344func fingerlicker(w http.ResponseWriter, r *http.Request) {
1345	orig := r.FormValue("resource")
1346
1347	log.Printf("finger lick: %s", orig)
1348
1349	if strings.HasPrefix(orig, "acct:") {
1350		orig = orig[5:]
1351	}
1352
1353	name := orig
1354	idx := strings.LastIndexByte(name, '/')
1355	if idx != -1 {
1356		name = name[idx+1:]
1357		if fmt.Sprintf("https://%s/%s/%s", serverName, userSep, name) != orig {
1358			log.Printf("foreign request rejected")
1359			name = ""
1360		}
1361	} else {
1362		idx = strings.IndexByte(name, '@')
1363		if idx != -1 {
1364			name = name[:idx]
1365			if name+"@"+serverName != orig {
1366				log.Printf("foreign request rejected")
1367				name = ""
1368			}
1369		}
1370	}
1371	user, err := butwhatabout(name)
1372	if err != nil {
1373		http.NotFound(w, r)
1374		return
1375	}
1376	if stealthmode(user.ID, r) {
1377		http.NotFound(w, r)
1378		return
1379	}
1380
1381	j := junk.New()
1382	j["subject"] = fmt.Sprintf("acct:%s@%s", user.Name, serverName)
1383	j["aliases"] = []string{user.URL}
1384	var links []junk.Junk
1385	l := junk.New()
1386	l["rel"] = "self"
1387	l["type"] = `application/activity+json`
1388	l["href"] = user.URL
1389	links = append(links, l)
1390	j["links"] = links
1391
1392	w.Header().Set("Cache-Control", "max-age=3600")
1393	w.Header().Set("Content-Type", "application/jrd+json")
1394	j.Write(w)
1395}
1396
1397func somedays() string {
1398	secs := 432000 + notrand.Int63n(432000)
1399	return fmt.Sprintf("%d", secs)
1400}
1401
1402func avatate(w http.ResponseWriter, r *http.Request) {
1403	n := r.FormValue("a")
1404	a := avatar(n)
1405	w.Header().Set("Cache-Control", "max-age="+somedays())
1406	w.Write(a)
1407}
1408
1409func servecss(w http.ResponseWriter, r *http.Request) {
1410	fd, err := os.Open("views" + r.URL.Path)
1411	if err != nil {
1412		http.NotFound(w, r)
1413		return
1414	}
1415	w.Header().Set("Cache-Control", "max-age=0")
1416	w.Header().Set("Content-Type", "text/css; charset=utf-8")
1417	err = css.Filter(fd, w)
1418	if err != nil {
1419		log.Printf("error filtering css: %s", err)
1420	}
1421}
1422func serveasset(w http.ResponseWriter, r *http.Request) {
1423	w.Header().Set("Cache-Control", "max-age=7776000")
1424	http.ServeFile(w, r, "views"+r.URL.Path)
1425}
1426func servehtml(w http.ResponseWriter, r *http.Request) {
1427	templinfo := getInfo(r)
1428	err := readviews.Execute(w, r.URL.Path[1:]+".html", templinfo)
1429	if err != nil {
1430		log.Print(err)
1431	}
1432}
1433func serveemu(w http.ResponseWriter, r *http.Request) {
1434	xid := mux.Vars(r)["xid"]
1435	w.Header().Set("Cache-Control", "max-age="+somedays())
1436	http.ServeFile(w, r, "emus/"+xid)
1437}
1438func servememe(w http.ResponseWriter, r *http.Request) {
1439	xid := mux.Vars(r)["xid"]
1440	w.Header().Set("Cache-Control", "max-age="+somedays())
1441	http.ServeFile(w, r, "memes/"+xid)
1442}
1443
1444func servefile(w http.ResponseWriter, r *http.Request) {
1445	xid := mux.Vars(r)["xid"]
1446	row := stmtGetFileData.QueryRow(xid)
1447	var media string
1448	var data []byte
1449	err := row.Scan(&media, &data)
1450	if err != nil {
1451		log.Printf("error loading file: %s", err)
1452		http.NotFound(w, r)
1453		return
1454	}
1455	w.Header().Set("Content-Type", media)
1456	w.Header().Set("X-Content-Type-Options", "nosniff")
1457	w.Header().Set("Cache-Control", "max-age="+somedays())
1458	w.Write(data)
1459}
1460
1461func nomoroboto(w http.ResponseWriter, r *http.Request) {
1462	io.WriteString(w, "User-agent: *\n")
1463	io.WriteString(w, "Disallow: /a\n")
1464	io.WriteString(w, "Disallow: /d\n")
1465	io.WriteString(w, "Disallow: /meme\n")
1466	for _, u := range allusers() {
1467		fmt.Fprintf(w, "Disallow: /%s/%s/%s/\n", userSep, u.Username, honkSep)
1468	}
1469}
1470
1471func webhydra(w http.ResponseWriter, r *http.Request) {
1472	u := login.GetUserInfo(r)
1473	userid := u.UserID
1474	templinfo := getInfo(r)
1475	templinfo["HonkCSRF"] = login.GetCSRF("honkhonk", r)
1476	page := r.FormValue("page")
1477	var honks []*Honk
1478	switch page {
1479	case "atme":
1480		honks = gethonksforme(userid)
1481	case "home":
1482		honks = gethonksforuser(userid)
1483		honks = osmosis(honks, userid)
1484	case "first":
1485		honks = gethonksforuserfirstclass(userid)
1486		honks = osmosis(honks, userid)
1487	case "combo":
1488		c := r.FormValue("c")
1489		honks = gethonksbycombo(userid, c)
1490	case "convoy":
1491		c := r.FormValue("c")
1492		honks = gethonksbyconvoy(userid, c)
1493	case "honker":
1494		xid := r.FormValue("xid")
1495		if strings.IndexByte(xid, '@') != -1 {
1496			xid = gofish(xid)
1497		}
1498		honks = gethonksbyxonker(userid, xid)
1499	default:
1500		http.NotFound(w, r)
1501	}
1502	if len(honks) > 0 {
1503		templinfo["TopXID"] = honks[0].XID
1504	}
1505	if topxid := r.FormValue("topxid"); topxid != "" {
1506		for i, h := range honks {
1507			if h.XID == topxid {
1508				honks = honks[0:i]
1509				break
1510			}
1511		}
1512		log.Printf("topxid %d frags", len(honks))
1513	}
1514	reverbolate(userid, honks)
1515	templinfo["Honks"] = honks
1516	w.Header().Set("Content-Type", "text/html; charset=utf-8")
1517	err := readviews.Execute(w, "honkfrags.html", templinfo)
1518	if err != nil {
1519		log.Printf("frag error: %s", err)
1520	}
1521}
1522
1523func serve() {
1524	db := opendatabase()
1525	login.Init(db)
1526
1527	listener, err := openListener()
1528	if err != nil {
1529		log.Fatal(err)
1530	}
1531	go redeliverator()
1532
1533	debug := false
1534	getconfig("debug", &debug)
1535	readviews = templates.Load(debug,
1536		"views/honkpage.html",
1537		"views/honkfrags.html",
1538		"views/honkers.html",
1539		"views/hfcs.html",
1540		"views/combos.html",
1541		"views/honkform.html",
1542		"views/honk.html",
1543		"views/account.html",
1544		"views/about.html",
1545		"views/funzone.html",
1546		"views/login.html",
1547		"views/xzone.html",
1548		"views/header.html",
1549		"views/onts.html",
1550		"views/honkpage.js",
1551	)
1552	if !debug {
1553		assets := []string{"views/style.css", "views/local.css", "views/honkpage.js"}
1554		for _, s := range assets {
1555			savedassetparams[s] = getassetparam(s)
1556		}
1557	}
1558
1559	mux := mux.NewRouter()
1560	mux.Use(login.Checker)
1561
1562	posters := mux.Methods("POST").Subrouter()
1563	getters := mux.Methods("GET").Subrouter()
1564
1565	getters.HandleFunc("/", homepage)
1566	getters.HandleFunc("/home", homepage)
1567	getters.HandleFunc("/front", homepage)
1568	getters.HandleFunc("/robots.txt", nomoroboto)
1569	getters.HandleFunc("/rss", showrss)
1570	getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}", showuser)
1571	getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/"+honkSep+"/{xid:[[:alnum:]]+}", showhonk)
1572	getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/rss", showrss)
1573	posters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/inbox", inbox)
1574	getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/outbox", outbox)
1575	getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/followers", emptiness)
1576	getters.HandleFunc("/"+userSep+"/{name:[[:alnum:]]+}/following", emptiness)
1577	getters.HandleFunc("/a", avatate)
1578	getters.HandleFunc("/o", thelistingoftheontologies)
1579	getters.HandleFunc("/o/{name:.+}", showontology)
1580	getters.HandleFunc("/d/{xid:[[:alnum:].]+}", servefile)
1581	getters.HandleFunc("/emu/{xid:[[:alnum:]_.-]+}", serveemu)
1582	getters.HandleFunc("/meme/{xid:[[:alnum:]_.-]+}", servememe)
1583	getters.HandleFunc("/.well-known/webfinger", fingerlicker)
1584
1585	getters.HandleFunc("/style.css", servecss)
1586	getters.HandleFunc("/local.css", servecss)
1587	getters.HandleFunc("/honkpage.js", serveasset)
1588	getters.HandleFunc("/about", servehtml)
1589	getters.HandleFunc("/login", servehtml)
1590	posters.HandleFunc("/dologin", login.LoginFunc)
1591	getters.HandleFunc("/logout", login.LogoutFunc)
1592
1593	loggedin := mux.NewRoute().Subrouter()
1594	loggedin.Use(login.Required)
1595	loggedin.HandleFunc("/account", accountpage)
1596	loggedin.HandleFunc("/funzone", showfunzone)
1597	loggedin.HandleFunc("/chpass", dochpass)
1598	loggedin.HandleFunc("/atme", homepage)
1599	loggedin.HandleFunc("/hfcs", hfcspage)
1600	loggedin.HandleFunc("/xzone", xzone)
1601	loggedin.HandleFunc("/edit", edithonkpage)
1602	loggedin.Handle("/honk", login.CSRFWrap("honkhonk", http.HandlerFunc(submithonk)))
1603	loggedin.Handle("/bonk", login.CSRFWrap("honkhonk", http.HandlerFunc(submitbonk)))
1604	loggedin.Handle("/zonkit", login.CSRFWrap("honkhonk", http.HandlerFunc(zonkit)))
1605	loggedin.Handle("/savehfcs", login.CSRFWrap("filter", http.HandlerFunc(savehfcs)))
1606	loggedin.Handle("/saveuser", login.CSRFWrap("saveuser", http.HandlerFunc(saveuser)))
1607	loggedin.Handle("/ximport", login.CSRFWrap("ximport", http.HandlerFunc(ximport)))
1608	loggedin.HandleFunc("/honkers", showhonkers)
1609	loggedin.HandleFunc("/h/{name:[[:alnum:]_.-]+}", showhonker)
1610	loggedin.HandleFunc("/h", showhonker)
1611	loggedin.HandleFunc("/c/{name:[[:alnum:]_.-]+}", showcombo)
1612	loggedin.HandleFunc("/c", showcombos)
1613	loggedin.HandleFunc("/t", showconvoy)
1614	loggedin.HandleFunc("/q", showsearch)
1615	loggedin.HandleFunc("/hydra", webhydra)
1616	loggedin.Handle("/submithonker", login.CSRFWrap("submithonker", http.HandlerFunc(submithonker)))
1617
1618	err = http.Serve(listener, mux)
1619	if err != nil {
1620		log.Fatal(err)
1621	}
1622}