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Tree: 7c57c1321fc73354ed03fe8fae1263bf5acfe329

Files: 7c57c1321fc73354ed03fe8fae1263bf5acfe329 / lib / render-msg.js

43690 bytesRaw
1var h = require('hyperscript')
2var htime = require('human-time')
3var multicb = require('multicb')
4var u = require('./util')
5var mdInline = require('./markdown-inline')
6
7module.exports = RenderMsg
8
9function RenderMsg(render, app, msg, opts) {
10  this.render = render
11  this.app = app
12  this.msg = msg
13  this.value = msg && msg.value || {}
14  var content = this.value.content
15  this.c = content || {}
16  this.isMissing = !content
17
18  if (typeof opts === 'boolean') opts = {raw: opts}
19  this.opts = opts || {}
20  this.shouldWrap = this.opts.wrap !== false
21}
22
23RenderMsg.prototype.toUrl = function (href) {
24  return this.render.toUrl(href)
25}
26
27RenderMsg.prototype.linkify = function (text) {
28  return this.render.linkify(text)
29}
30
31function token() {
32  return '__' + Math.random().toString(36).substr(2) + '__'
33}
34
35RenderMsg.prototype.raw = function (cb) {
36  // linkify various things in the JSON. TODO: abstract this better
37
38  // clone the message for linkifying
39  var m = {}, k
40  for (k in this.msg) m[k] = this.msg[k]
41  m.value = {}
42  for (k in this.msg.value) m.value[k] = this.msg.value[k]
43  var tokens = {}
44
45  // link to feed starting from this message
46  if (m.value.sequence) {
47    var tok = token()
48    tokens[tok] = h('a', {href:
49      this.toUrl(m.value.author + '?gt=' + (m.value.sequence-1))},
50      m.value.sequence)
51    m.value.sequence = tok
52  }
53
54  if (typeof m.value.content === 'object' && m.value.content != null) {
55    var c = m.value.content = {}
56    for (k in this.c) c[k] = this.c[k]
57
58    // link to messages of same type
59    tok = token()
60    tokens[tok] = h('a', {href: this.toUrl('/type/' + c.type)}, c.type)
61    c.type = tok
62
63    // link to channel
64    if (c.channel) {
65      tok = token()
66      tokens[tok] = h('a', {href: this.toUrl('#' + c.channel)}, c.channel)
67      c.channel = tok
68    }
69
70    // link to hashtags
71    // TODO: recurse
72    for (var k in c) {
73      if (!c[k] || c[k][0] !== '#') continue
74      tok = token()
75      tokens[tok] = h('a', {href: this.toUrl(c[k])}, c[k])
76      c[k] = tok
77    }
78  }
79
80  // link refs
81  var els = this.linkify(JSON.stringify(m, 0, 2))
82
83  // stitch it all together
84  for (var i = 0; i < els.length; i++) {
85    if (typeof els[i] === 'string') {
86      for (var tok in tokens) {
87        if (els[i].indexOf(tok) !== -1) {
88          var parts = els[i].split(tok)
89          els.splice(i, 1, parts[0], tokens[tok], parts[1])
90          continue
91        }
92      }
93    }
94  }
95  this.wrap(h('pre', els), cb)
96}
97
98RenderMsg.prototype.wrap = function (content, cb) {
99  if (!this.shouldWrap) return cb(null, content)
100  var date = new Date(this.msg.value.timestamp)
101  var self = this
102  var channel = this.c.channel ? '#' + this.c.channel : ''
103  var done = multicb({pluck: 1, spread: true})
104  done()(null, [h('tr.msg-row',
105    h('td.msg-left', {rowspan: 2},
106      h('div', this.render.avatarImage(this.msg.value.author, done())),
107      h('div', this.render.idLink(this.msg.value.author, done())),
108      this.recpsLine(done())
109    ),
110    h('td.msg-main',
111      h('div.msg-header',
112        h('a.ssb-timestamp', {
113          title: date.toLocaleString(),
114          href: this.msg.key ? this.toUrl(this.msg.key) : undefined
115        }, htime(date)), ' ',
116        h('code', h('a.ssb-id',
117          {href: this.toUrl(this.msg.key)}, this.msg.key)),
118        channel ? [' ', h('a', {href: this.toUrl(channel)}, channel)] : '')),
119    h('td.msg-right', this.actions())
120  ), h('tr',
121    h('td.msg-content', {colspan: 2},
122      this.issues(done()),
123      content)
124  )])
125  done(cb)
126}
127
128RenderMsg.prototype.wrapMini = function (content, cb) {
129  if (!this.shouldWrap) return cb(null, content)
130  var date = new Date(this.value.timestamp)
131  var self = this
132  var channel = this.c.channel ? '#' + this.c.channel : ''
133  var done = multicb({pluck: 1, spread: true})
134  done()(null, h('tr.msg-row',
135    h('td.msg-left',
136      this.render.idLink(this.value.author, done()), ' ',
137      this.recpsLine(done()),
138      channel ? [h('a', {href: this.toUrl(channel)}, channel), ' '] : ''),
139    h('td.msg-main',
140      h('a.ssb-timestamp', {
141        title: date.toLocaleString(),
142        href: this.msg.key ? this.toUrl(this.msg.key) : undefined
143      }, htime(date)), ' ',
144      this.issues(done()),
145      content),
146    h('td.msg-right', this.actions())
147  ))
148  done(cb)
149}
150
151RenderMsg.prototype.actions = function () {
152  return this.msg.key ?
153    h('form', {method: 'post', action: ''},
154      this.msg.rel ? [this.msg.rel, ' '] : '',
155      this.opts.withGt && this.msg.timestamp ? [
156        h('a', {href: '?gt=' + this.msg.timestamp}, '↓'), ' '] : '',
157      this.c.type === 'gathering' ? [
158        h('a', {href: this.render.toUrl('/about/' + encodeURIComponent(this.msg.key))}, 'about'), ' '] : '',
159      /^(ssb_)?chess_/.test(this.c.type) ? [
160        h('a', {href: this.toUrl(this.msg.key) + '?full',
161	  title: 'view full game board'}, 'full'), ' '] : '',
162      typeof this.c.text === 'string' ? [
163        h('a', {href: this.toUrl(this.msg.key) + '?raw=md',
164          title: 'view markdown source'}, 'md'), ' '] : '',
165      h('a', {href: this.toUrl(this.msg.key) + '?raw',
166        title: 'view raw message'}, 'raw'), ' ',
167      this.buttonsCommon(),
168      this.c.type === 'gathering' ? [this.attendButton(), ' '] : '',
169      this.voteButton('dig')
170  ) : [
171    this.msg.rel ? [this.msg.rel, ' '] : ''
172  ]
173}
174
175RenderMsg.prototype.sync = function (cb) {
176  cb(null, h('tr.msg-row', h('td', {colspan: 3},
177    h('hr')
178  )))
179}
180
181RenderMsg.prototype.recpsLine = function (cb) {
182  if (!this.value.private) return cb(), ''
183  var author = this.value.author
184  var recpsNotSelf = u.toArray(this.c.recps).filter(function (link) {
185    return u.linkDest(link) !== author
186  })
187  return this.render.privateLine(recpsNotSelf, cb)
188}
189
190RenderMsg.prototype.recpsIds = function () {
191  return this.value.private
192    ? u.toArray(this.c.recps).map(u.linkDest)
193    : []
194}
195
196RenderMsg.prototype.buttonsCommon = function () {
197  var chan = this.msg.value.content.channel
198  var recps = this.recpsIds()
199  return [
200    chan ? h('input', {type: 'hidden', name: 'channel', value: chan}) : '',
201    h('input', {type: 'hidden', name: 'link', value: this.msg.key}),
202    h('input', {type: 'hidden', name: 'recps', value: recps.join(',')})
203  ]
204}
205
206RenderMsg.prototype.voteButton = function (expression) {
207  var chan = this.msg.value.content.channel
208  return [
209    h('input', {type: 'hidden', name: 'vote_value', value: 1}),
210    h('input', {type: 'hidden', name: 'vote_expression', value: expression}),
211    h('input', {type: 'submit', name: 'action_vote', value: expression})]
212}
213
214RenderMsg.prototype.attendButton = function () {
215  var chan = this.msg.value.content.channel
216  return [
217    h('input', {type: 'submit', name: 'action_attend', value: 'attend'})
218  ]
219}
220
221RenderMsg.prototype.message = function (cb) {
222  if (this.opts.raw) return this.raw(cb)
223  if (this.msg.sync) return this.sync(cb)
224  if (typeof this.c === 'string') return this.encrypted(cb)
225  if (this.isMissing) return this.missing(cb)
226  switch (this.c.type) {
227    case 'post': return this.post(cb)
228    case 'ferment/like':
229    case 'robeson/like':
230    case 'vote': return this.vote(cb)
231    case 'about': return this.about(cb)
232    case 'contact': return this.contact(cb)
233    case 'pub': return this.pub(cb)
234    case 'channel': return this.channel(cb)
235    case 'git-repo': return this.gitRepo(cb)
236    case 'git-update': return this.gitUpdate(cb)
237    case 'pull-request': return this.gitPullRequest(cb)
238    case 'issue': return this.issue(cb)
239    case 'issue-edit': return this.issueEdit(cb)
240    case 'music-release-cc': return this.musicRelease(cb)
241    case 'ssb-dns': return this.dns(cb)
242    case 'gathering': return this.gathering(cb)
243    case 'micro': return this.micro(cb)
244    case 'ferment/audio':
245    case 'robeson/audio':
246      return this.audio(cb)
247    case 'ferment/repost':
248    case 'robeson/repost':
249      return this.repost(cb)
250    case 'ferment/update':
251    case 'robeson/update':
252      return this.update(cb)
253    case 'chess_invite':
254    case 'ssb_chess_invite':
255      return this.chessInvite(cb)
256    case 'chess_invite_accept':
257    case 'ssb_chess_invite_accept':
258      return this.chessInviteAccept(cb)
259    case 'chess_move':
260    case 'ssb_chess_move':
261      return this.chessMove(cb)
262    case 'chess_game_end':
263    case 'ssb_chess_game_end':
264      return this.chessGameEnd(cb)
265    case 'chess_chat':
266      return this.chessChat(cb)
267    case 'wifi-network': return this.wifiNetwork(cb)
268    case 'mutual/credit': return this.mutualCredit(cb)
269    case 'mutual/account': return this.mutualAccount(cb)
270    case 'npm-publish': return this.npmPublish(cb)
271    case 'npm-packages': return this.npmPackages(cb)
272    case 'npm-prebuilds': return this.npmPrebuilds(cb)
273    case 'acme-challenges-http-01': return this.acmeChallengesHttp01(cb)
274    case 'bookclub': return this.bookclub(cb)
275    case 'macaco_maluco-sombrio-wall': return this.sombrioWall(cb)
276    case 'macaco_maluco-sombrio-tombstone': return this.sombrioTombstone(cb)
277    case 'macaco_maluco-sombrio-score': return this.sombrioScore(cb)
278    case 'blog': return this.blog(cb)
279    default: return this.object(cb)
280  }
281}
282
283RenderMsg.prototype.encrypted = function (cb) {
284  this.wrapMini(this.render.lockIcon(), cb)
285}
286
287RenderMsg.prototype.markdown = function (cb) {
288  if (this.opts.markdownSource)
289    return this.markdownSource(this.c.text, this.c.mentions)
290  return this.render.markdown(this.c.text, this.c.mentions)
291}
292
293RenderMsg.prototype.markdownSource = function (text, mentions) {
294  return h('div',
295    h('pre', String(text)),
296    mentions ? [
297      h('div', h('em', 'mentions:')),
298      this.valueTable(mentions, 2, function () {})
299    ] : ''
300  ).innerHTML
301}
302
303RenderMsg.prototype.post = function (cb) {
304  var self = this
305  var done = multicb({pluck: 1, spread: true})
306  if (self.c.root === self.c.branch) done()()
307  else self.link(self.c.root, done())
308  self.links(self.c.branch, done())
309  self.links(self.c.fork, done())
310  done(function (err, rootLink, branchLinks, forkLinks) {
311    if (err) return self.wrap(u.renderError(err), cb)
312    self.wrap(h('div.ssb-post',
313      rootLink ? h('div', h('small', h('span.symbol', '→'), ' ', rootLink)) : '',
314      branchLinks.map(function (a, i) {
315        return h('div', h('small', h('span.symbol', '  ↳'), ' ', a))
316      }),
317      forkLinks.map(function (a, i) {
318        return h('div', h('small', h('span.symbol', '⑂'), ' ', a))
319      }),
320      h('div.ssb-post-text', {innerHTML: self.markdown()})
321    ), cb)
322  })
323}
324
325RenderMsg.prototype.vote = function (cb) {
326  var self = this
327  var v = self.c.vote || self.c.like || {}
328  self.link(v, function (err, a) {
329    if (err) return cb(err)
330    self.wrapMini([
331      v.value > 0 ? 'dug' : v.value < 0 ? 'downvoted' : 'undug',
332      ' ', a,
333      v.reason ? [' as ', h('q', v.reason)] : ''
334    ], cb)
335  })
336}
337
338RenderMsg.prototype.getName = function (id, cb) {
339  switch (id && id[0]) {
340    case '%': return this.getMsgName(id, cb)
341    case '@': // fallthrough
342    case '&': return this.getAboutName(id, cb)
343    default: return cb(null, String(id))
344  }
345}
346
347RenderMsg.prototype.getMsgName = function (id, cb) {
348  var self = this
349  self.app.getMsg(id, function (err, msg) {
350    if (err && err.name == 'NotFoundError')
351      cb(null, id.substring(0, 10)+'...(missing)')
352    else if (err) cb(err)
353      // preserve security: only decrypt the linked message if we decrypted
354      // this message
355    else if (self.msg.value.private) self.app.unboxMsg(msg, gotMsg)
356    else gotMsg(null, msg)
357  })
358  function gotMsg(err, msg) {
359    if (err) return cb(err)
360    new RenderMsg(self.render, self.app, msg, {wrap: false}).title(cb)
361  }
362}
363
364function truncate(str, len) {
365  str = String(str)
366  return str.length > len ? str.substr(0, len) + '...' : str
367}
368
369function title(str) {
370  return truncate(mdInline(str), 72)
371}
372
373RenderMsg.prototype.title = function (cb) {
374  var self = this
375  self.app.filterMsg(self.msg, self.opts, function (err, show) {
376    if (err) return cb(err)
377    if (show) self.title1(cb)
378    else cb(null, '[…]')
379  })
380}
381
382RenderMsg.prototype.title1 = function (cb) {
383  var self = this
384  if (!self.c || typeof self.c !== 'object') {
385    cb(null, self.msg.key)
386  } else if (typeof self.c.text === 'string') {
387    if (self.c.type === 'post')
388      cb(null, title(self.c.text))
389    else
390      cb(null, '%' + self.c.type + ': ' + (self.c.title || title(self.c.text)))
391  } else {
392    if (self.c.type === 'ssb-dns')
393      cb(null, self.c.record && JSON.stringify(self.c.record.data) || self.msg.key)
394    else if (self.c.type === 'npm-publish')
395      self.npmPublishTitle(cb)
396    else if (self.c.type === 'chess_chat')
397      cb(null, title(self.c.msg))
398    else if (self.c.type === 'chess_invite')
399      self.chessInviteTitle(cb)
400    else if (self.c.type === 'bookclub')
401      self.bookclubTitle(cb)
402    else
403    self.app.getAbout(self.msg.key, function (err, about) {
404      if (err) return cb(err)
405      var name = about.name || about.title
406        || (about.description && mdInline(about.description))
407      if (name) return cb(null, truncate(name, 72))
408      self.message(function (err, el) {
409        if (err) return cb(err)
410        cb(null, '%' + title(h('div', el).textContent))
411      })
412    })
413  }
414}
415
416RenderMsg.prototype.getAboutName = function (id, cb) {
417  this.app.getAbout(id, function (err, about) {
418    cb(err, about && about.name || (String(id).substr(0, 8) + '…'))
419  })
420}
421
422RenderMsg.prototype.link = function (link, cb) {
423  var self = this
424  var ref = u.linkDest(link)
425  if (!ref) return cb(null, '')
426  self.getName(ref, function (err, name) {
427    if (err) name = truncate(ref, 10)
428    cb(null, h('a', {href: self.toUrl(ref)}, name))
429  })
430}
431
432RenderMsg.prototype.link1 = function (link, cb) {
433  var self = this
434  var ref = u.linkDest(link)
435  if (!ref) return cb(), ''
436  var a = h('a', {href: self.toUrl(ref)}, ref)
437  self.getName(ref, function (err, name) {
438    if (err) name = ref
439    a.childNodes[0].textContent = name
440    cb()
441  })
442  return a
443}
444
445RenderMsg.prototype.links = function (links, cb) {
446  var self = this
447  var done = multicb({pluck: 1})
448  u.toArray(links).forEach(function (link) {
449    self.link(link, done())
450  })
451  done(cb)
452}
453
454function dateTime(d) {
455  var date = new Date(d.epoch)
456  return date.toString()
457  // d.bias
458  // d.epoch
459}
460
461// TODO: make more DRY
462var knownAboutProps = {
463  type: true,
464  root: true,
465  about: true,
466  attendee: true,
467  about: true,
468  image: true,
469  description: true,
470  name: true,
471  title: true,
472  attendee: true,
473  startDateTime: true,
474  endDateTime: true,
475  location: true,
476  /*
477  rating: true,
478  ratingType: true,
479  */
480}
481
482RenderMsg.prototype.about = function (cb) {
483  var keys = Object.keys(this.c).sort().join()
484  var isSelf = this.c.about === this.msg.value.author
485
486  if (keys === 'about,name,type') {
487    return this.wrapMini([
488      isSelf ?
489        'self-identifies as ' :
490        ['identifies ', h('a', {href: this.toUrl(this.c.about)}, truncate(this.c.about, 10)), ' as '],
491      h('ins', this.c.name)
492    ], cb)
493  }
494
495  var done = multicb({pluck: 1, spread: true})
496  var elCb = done()
497
498  var isAttendingMsg = u.linkDest(this.c.attendee) === this.msg.value.author
499    && keys === 'about,attendee,type'
500  if (isAttendingMsg) {
501    var attending = !this.c.attendee.remove
502    this.wrapMini([
503      attending ? ' is attending' : ' is not attending', ' ',
504      this.link1(this.c.about, done())
505      ], elCb)
506    return done(cb)
507  }
508
509  var extras
510  for (var k in this.c) {
511    if (this.c[k] !== null && this.c[k] !== '' && !knownAboutProps[k]) {
512      if (!extras) extras = {}
513      extras[k] = this.c[k]
514    }
515  }
516
517  var img = u.linkDest(this.c.image)
518  // if there is a description, it is likely to be multi-line
519  var hasDescription = this.c.description != null
520  // if this about message gives the thing a name, show its id
521  var showComputedName = !isSelf && !this.c.name
522
523  this.wrap([
524    this.c.root ? h('div',
525      h('small', '> ', this.link1(this.c.root, done()))
526    ) : '',
527    isSelf ? 'self-describes as ' : [
528      'describes ',
529      !this.c.about ? ''
530        : showComputedName ? this.link1(this.c.about, done())
531        : h('a', {href: this.toUrl(this.c.about)}, truncate(this.c.about, 10)),
532      ' as '
533    ],
534    this.c.name ? [h('ins', this.c.name), ' '] : '',
535    this.c.description ? h('div',
536      {innerHTML: this.render.markdown(this.c.description)}) : '',
537    this.c.title ? h('h3', this.c.title) : '',
538    this.c.attendee ? h('div',
539      this.link1(this.c.attendee.link, done()),
540      this.c.attendee.remove ? ' is not attending' : ' is attending'
541    ) : '',
542    this.c.startDateTime ? h('div',
543      'starting at ', dateTime(this.c.startDateTime)) : '',
544    this.c.endDateTime ? h('div',
545      'ending at ', dateTime(this.c.endDateTime)) : '',
546    this.c.location ? h('div', 'at ', this.c.location) : '',
547    img ? h('a', {href: this.toUrl(img)},
548      h('img.ssb-avatar-image', {
549        src: this.render.imageUrl(img),
550        alt: ' ',
551      })) : '',
552    /*
553    this.c.rating != null ? this.aboutRating() : '',
554    */
555    extras ? this.valueTable(extras, 1, done())
556    : ''
557  ], elCb)
558  done(cb)
559}
560
561/*
562 * disabled until it's clearer how to do this -cel
563RenderMsg.prototype.aboutRating = function (cb) {
564  var rating = Number(this.c.rating)
565  var type = this.c.ratingType || '★'
566  var text = rating + ' ' + type
567  if (isNaN(rating)) return 'rating: ' + text
568  if (rating > 5) rating = 5
569  var el = h('div', {title: text})
570  for (var i = 0; i < rating; i++) {
571    el.appendChild(h('span',
572      {innerHTML: unwrapP(this.render.markdown(type) + ' ')}
573    ))
574  }
575  return el
576}
577*/
578
579RenderMsg.prototype.contact = function (cb) {
580  var self = this
581  self.link(self.c.contact, function (err, a) {
582    if (err) return cb(err)
583    if (!a) a = "?"
584      self.wrapMini([
585        self.c.following && self.c.autofollow ? 'follows pub' :
586        self.c.following && self.c.pub ? 'autofollows' :
587        self.c.following ? 'follows' :
588        self.c.blocking ? 'blocks' :
589        self.c.flagged ? 'flagged' :
590        self.c.following === false ? 'unfollows' :
591        self.c.blocking === false ? 'unblocks' : '',
592        self.c.flagged === false ? 'unflagged' :
593        ' ', a,
594        self.c.note ? [
595          ' from ',
596          h('code', self.c.note)
597        ] : '',
598        self.c.reason ? [' because ', h('q', self.c.reason)] : ''
599      ], cb)
600  })
601}
602
603RenderMsg.prototype.pub = function (cb) {
604  var self = this
605  var addr = self.c.address || {}
606  self.link(addr.key, function (err, pubLink) {
607    if (err) return cb(err)
608      self.wrapMini([
609        'connects to ', pubLink, ' at ',
610        h('code', addr.host + ':' + addr.port)], cb)
611  })
612}
613
614RenderMsg.prototype.channel = function (cb) {
615  var chan = '#' + this.c.channel
616  this.wrapMini([
617    this.c.subscribed ? 'subscribes to ' :
618    this.c.subscribed === false ? 'unsubscribes from ' : '',
619    h('a', {href: this.toUrl(chan)}, chan)], cb)
620}
621
622RenderMsg.prototype.gitRepo = function (cb) {
623  var self = this
624  var id = self.msg.key
625  var name = self.c.name
626  var upstream = self.c.upstream
627  self.link(upstream, function (err, upstreamA) {
628    if (err) upstreamA = ('a', {href: self.toUrl(upstream)}, String(name))
629    self.wrapMini([
630      upstream ? ['forked ', upstreamA, ': '] : '',
631      'git clone ',
632      h('code', h('small', 'ssb://' + id)),
633      name ? [' ', h('a', {href: self.toUrl(id)}, String(name))] : ''
634    ], cb)
635  })
636}
637
638RenderMsg.prototype.gitUpdate = function (cb) {
639  var self = this
640  // h('a', {href: self.toUrl(self.c.repo)}, 'ssb://' + self.c.repo),
641  var size = [].concat(self.c.packs, self.c.indexes)
642    .map(function (o) { return o && o.size })
643    .reduce(function (total, s) { return total + s })
644
645  var done = multicb({pluck: 1, spread: true})
646  self.link(self.c.repo, done())
647  self.render.npmPackageMentions(self.c.mentions, done())
648  self.render.npmPrebuildMentions(self.c.mentions, done())
649  done(function (err, a, pkgMentionsEl, prebuildMentionsEl) {
650    if (err) return cb(err)
651      self.wrap(h('div.ssb-git-update',
652        'git push ', a, ' ',
653        !isNaN(size) ? [self.render.formatSize(size), ' '] : '',
654        self.c.refs ? h('ul', Object.keys(self.c.refs).map(function (ref) {
655          var id = self.c.refs[ref]
656          var type = /^refs\/tags/.test(ref) ? 'tag' : 'commit'
657          var path = id && ('/git/' + type + '/' + encodeURIComponent(id)
658            + '?msg=' + encodeURIComponent(self.msg.key))
659          return h('li',
660            ref.replace(/^refs\/(heads|tags)\//, ''), ': ',
661            id ? h('a', {href: self.render.toUrl(path)}, h('code', id))
662               : h('em', 'deleted'))
663      })) : '',
664      Array.isArray(self.c.commits) ?
665        h('ul', self.c.commits.map(function (commit) {
666          var path = '/git/commit/' + encodeURIComponent(commit.sha1)
667            + '?msg=' + encodeURIComponent(self.msg.key)
668          return h('li', h('a', {href: self.render.toUrl(path)},
669            h('code', String(commit.sha1).substr(0, 8))), ' ',
670            self.linkify(String(commit.title)),
671            self.render.gitCommitBody(commit.body)
672          )
673        })) : '',
674      Array.isArray(self.c.tags) ?
675        h('ul', self.c.tags.map(function (tag) {
676          var path = '/git/tag/' + encodeURIComponent(tag.sha1)
677            + '?msg=' + encodeURIComponent(self.msg.key)
678          return h('li',
679            h('a', {href: self.render.toUrl(path)},
680              h('code', String(tag.sha1).substr(0, 8))), ' ',
681            'tagged ', String(tag.type), ' ',
682            h('code', String(tag.object).substr(0, 8)), ' ',
683            String(tag.tag),
684            tag.title ? [': ', self.linkify(String(tag.title).trim()), ' '] : '',
685            tag.body ? self.render.gitCommitBody(tag.body) : ''
686          )
687        })) : '',
688        self.c.commits_more ? h('div',
689          '+ ' + self.c.commits_more + ' more commits') : '',
690        self.c.tags_more ? h('div',
691          '+ ' + self.c.tags_more + ' more tags') : '',
692	pkgMentionsEl,
693	prebuildMentionsEl
694    ), cb)
695  })
696}
697
698RenderMsg.prototype.gitPullRequest = function (cb) {
699  var self = this
700  var done = multicb({pluck: 1, spread: true})
701  self.link(self.c.repo, done())
702  self.link(self.c.head_repo, done())
703  done(function (err, baseRepoLink, headRepoLink) {
704    if (err) return cb(err)
705    self.wrap(h('div.ssb-pull-request',
706      'pull request ',
707      'to ', baseRepoLink, ':', self.c.branch, ' ',
708      'from ', headRepoLink, ':', self.c.head_branch,
709      self.c.title ? h('h4', self.c.title) : '',
710      h('div', {innerHTML: self.markdown()})), cb)
711  })
712}
713
714RenderMsg.prototype.issue = function (cb) {
715  var self = this
716  self.link(self.c.project, function (err, projectLink) {
717    if (err) return cb(err)
718    self.wrap(h('div.ssb-issue',
719      'issue on ', projectLink,
720      self.c.title ? h('h4', self.c.title) : '',
721      h('div', {innerHTML: self.markdown()})), cb)
722  })
723}
724
725RenderMsg.prototype.issueEdit = function (cb) {
726  this.wrap('', cb)
727}
728
729RenderMsg.prototype.object = function (cb) {
730  var done = multicb({pluck: 1, spread: true})
731  var elCb = done()
732  this.wrap([
733    this.valueTable(this.c, 1, done()),
734  ], elCb)
735  done(cb)
736}
737
738RenderMsg.prototype.valueTable = function (val, depth, cb) {
739  var isContent = depth === 1
740  var self = this
741  switch (typeof val) {
742    case 'object':
743      if (val === null) return cb(), ''
744      var done = multicb({pluck: 1, spread: true})
745      var el = Array.isArray(val)
746        ? h('ul', val.map(function (item) {
747          return h('li', self.valueTable(item, depth + 1, done()))
748        }))
749        : h('table.ssb-object', Object.keys(val).map(function (key) {
750          if (key === 'text') {
751            return h('tr',
752              h('td', h('strong', 'text')),
753              h('td', h('div', {
754                innerHTML: self.render.markdown(val.text, val.mentions)
755              }))
756            )
757          } else if (isContent && key === 'type') {
758	    // TODO: also link to images by type, using links2
759            var type = val.type
760            return h('tr',
761              h('td', h('strong', 'type')),
762              h('td', h('a', {href: self.toUrl('/type/' + type)}, type))
763            )
764          }
765          return h('tr',
766            h('td', h('strong', key)),
767            h('td', self.valueTable(val[key], depth + 1, done()))
768          )
769        }))
770      done(cb)
771      return el
772    case 'string':
773      if (val[0] === '#') return cb(null, h('a', {href: self.toUrl('/channel/' + val.substr(1))}, val))
774      if (u.isRef(val)) return self.link1(val, cb)
775      return cb(), self.linkify(val)
776    case 'boolean':
777      return cb(), h('input', {
778        type: 'checkbox', disabled: 'disabled', checked: val
779      })
780    default:
781      return cb(), String(val)
782  }
783}
784
785RenderMsg.prototype.missing = function (cb) {
786  this.wrapMini(h('code', 'MISSING'), cb)
787}
788
789RenderMsg.prototype.issues = function (cb) {
790  var self = this
791  var done = multicb({pluck: 1, spread: true})
792  var issues = u.toArray(self.c.issues)
793  if (self.c.type === 'issue-edit' && self.c.issue) {
794    issues.push({
795      link: self.c.issue,
796      title: self.c.title,
797      open: self.c.open,
798    })
799  }
800  var els = issues.map(function (issue) {
801    var commit = issue.object || issue.label ? [
802      issue.object ? h('code', issue.object) : '', ' ',
803      issue.label ? h('q', issue.label) : ''] : ''
804    if (issue.merged === true)
805      return h('div',
806        'merged ', self.link1(issue, done()))
807    if (issue.open === false)
808      return h('div',
809        'closed ', self.link1(issue, done()))
810    if (issue.open === true)
811      return h('div',
812        'reopened ', self.link1(issue, done()))
813    if (typeof issue.title === 'string')
814      return h('div',
815        'renamed ', self.link1(issue, done()), ' to ', h('ins', issue.title))
816  })
817  done(cb)
818  return els.length > 0 ? [els, h('br')] : ''
819}
820
821RenderMsg.prototype.repost = function (cb) {
822  var self = this
823  var id = u.linkDest(self.c.repost)
824  self.app.getMsg(id, function (err, msg) {
825    if (err && err.name == 'NotFoundError')
826      gotMsg(null, id.substring(0, 10)+'...(missing)')
827    else if (err) gotMsg(err)
828    else if (self.msg.value.private) self.app.unboxMsg(msg, gotMsg)
829    else gotMsg(null, msg)
830  })
831  function gotMsg(err, msg) {
832    if (err) return cb(err)
833    var renderMsg = new RenderMsg(self.render, self.app, msg, {wrap: false})
834      renderMsg.message(function (err, msgEl) {
835        self.wrapMini(['reposted ',
836          h('code.ssb-id',
837            h('a', {href: self.render.toUrl(id)}, id)),
838          h('div', err ? u.renderError(err) : msgEl || '')
839        ], cb)
840    })
841  }
842}
843
844RenderMsg.prototype.update = function (cb) {
845  var id = String(this.c.update)
846  this.wrapMini([
847    h('div', 'updated ', h('code.ssb-id',
848      h('a', {href: this.render.toUrl(id)}, id))),
849    this.c.title ? h('h4.msg-title', this.c.title) : '',
850    this.c.description ? h('div',
851      {innerHTML: this.render.markdown(this.c.description)}) : ''
852  ], cb)
853}
854
855function formatDuration(s) {
856  return Math.floor(s / 60) + ':' + ('0' + s % 60).substr(-2)
857}
858
859RenderMsg.prototype.audio = function (cb) {
860  // fileName, fallbackFileName, overview
861  this.wrap(h('table', h('tr',
862    h('td',
863      this.c.artworkSrc
864      ? h('a', {href: this.render.toUrl(this.c.artworkSrc)}, h('img', {
865          src: this.render.imageUrl(this.c.artworkSrc),
866          alt: ' ',
867          width: 72,
868          height: 72,
869        }))
870      : ''),
871    h('td',
872      h('a', {href: this.render.toUrl(this.c.audioSrc)}, this.c.title),
873      isFinite(this.c.duration)
874        ? ' (' + formatDuration(this.c.duration) + ')'
875        : '',
876      this.c.description
877        ? h('p', {innerHTML: this.render.markdown(this.c.description)})
878        : ''
879  ))), cb)
880}
881
882RenderMsg.prototype.musicRelease = function (cb) {
883  var self = this
884  this.wrap([
885    h('table', h('tr',
886      h('td',
887        this.c.cover
888          ? h('a', {href: this.render.imageUrl(this.c.cover)}, h('img', {
889              src: this.render.imageUrl(this.c.cover),
890              alt: ' ',
891              width: 72,
892              height: 72,
893            }))
894          : ''),
895      h('td',
896        h('h4.msg-title', this.c.title),
897        this.c.text
898          ? h('div', {innerHTML: this.render.markdown(this.c.text)})
899          : ''
900      )
901    )),
902    h('ul', u.toArray(this.c.tracks).filter(Boolean).map(function (track) {
903      return h('li',
904        h('a', {href: self.render.toUrl(track.link)}, track.fname))
905    }))
906  ], cb)
907}
908
909RenderMsg.prototype.dns = function (cb) {
910  var self = this
911  var record = self.c.record || {}
912  var done = multicb({pluck: 1, spread: true})
913  var elCb = done()
914  self.wrap([
915    h('div',
916      h('p',
917        h('ins', {title: 'name'}, record.name), ' ',
918        h('span', {title: 'ttl'}, record.ttl), ' ',
919        h('span', {title: 'class'}, record.class), ' ',
920        h('span', {title: 'type'}, record.type)
921      ),
922      h('pre', {title: 'data'},
923        JSON.stringify(record.data || record.value, null, 2)),
924      !self.c.branch ? null : h('div',
925        'replaces: ', u.toArray(self.c.branch).map(function (id, i) {
926          return [self.link1(id, done()), i === 0 ? ', ' : '']
927        })
928      )
929    )
930  ], elCb)
931  done(cb)
932}
933
934RenderMsg.prototype.wifiNetwork = function (cb) {
935  var net = this.c.network || {}
936  this.wrap([
937    h('div', 'wifi network'),
938    h('table',
939      Object.keys(net).map(function (key) {
940        return h('tr',
941          h('td', key),
942          h('td', h('pre', JSON.stringify(net[key]))))
943      })
944    ),
945  ], cb)
946}
947
948RenderMsg.prototype.mutualCredit = function (cb) {
949  var self = this
950  var currency = String(self.c.currency)
951  self.link(self.c.account, function (err, a) {
952    if (err) return cb(err)
953    self.wrapMini([
954      'credits ', a || '?', ' ',
955      h('code', self.c.amount), ' ',
956      currency[0] === '#'
957        ? h('a', {href: self.toUrl(currency)}, currency)
958        : h('ins', currency),
959      self.c.memo ? [' for ', h('q', self.c.memo)] : ''
960    ], cb)
961  })
962}
963
964RenderMsg.prototype.mutualAccount = function (cb) {
965  return this.object(cb)
966}
967
968RenderMsg.prototype.gathering = function (cb) {
969  this.wrapMini('gathering', cb)
970}
971
972function unwrapP(html) {
973  return String(html).replace(/^<p>(.*)<\/p>\s*$/, function ($0, $1) {
974    return $1
975  })
976}
977
978RenderMsg.prototype.micro = function (cb) {
979  var el = h('span', {innerHTML: unwrapP(this.markdown())})
980  this.wrapMini(el, cb)
981}
982
983function hJoin(els, seperator, lastSeparator) {
984  return els.map(function (el, i) {
985    return [i === 0 ? '' : i === els.length-1 ? lastSeparator : seperator, el]
986  })
987}
988
989function asNpmReadme(readme) {
990  if (!readme || readme === 'ERROR: No README data found!') return
991  return u.ifString(readme)
992}
993
994function singleValue(obj) {
995  if (!obj || typeof obj !== 'object') return obj
996  var keys = Object.keys(obj)
997  if (keys.length === 1) return obj[keys[0]]
998}
999
1000function ifDifferent(obj, value) {
1001  if (singleValue(obj) !== value) return obj
1002}
1003
1004RenderMsg.prototype.npmPublish = function (cb) {
1005  var self = this
1006  var render = self.render
1007  var pkg = self.c.meta || {}
1008  var pkgReadme = asNpmReadme(pkg.readme)
1009  var pkgDescription = u.ifString(pkg.description)
1010
1011  var versions = Object.keys(pkg.versions || {})
1012  var singleVersion = versions.length === 1 ? versions[0] : null
1013  var singleRelease = singleVersion && pkg.versions[singleVersion]
1014  var singleReadme = singleRelease && asNpmReadme(singleRelease.readme)
1015
1016  var distTags = pkg['dist-tags'] || {}
1017  var distTagged = {}
1018  for (var distTag in distTags)
1019    if (distTag !== 'latest')
1020      distTagged[distTags[distTag]] = distTag
1021
1022  self.links(self.c.previousPublish, function (err, prevLinks) {
1023    if (err) return cb(err)
1024    self.wrap([
1025      h('div',
1026        'published ',
1027        h('u', pkg.name), ' ',
1028        hJoin(versions.map(function (version) {
1029          var distTag = distTagged[version]
1030          return [h('b', version), distTag ? [' (', h('i', distTag), ')'] : '']
1031        }), ', ')
1032      ),
1033      pkgDescription ? h('div',
1034        // TODO: make mdInline use custom emojis
1035        h('q', {innerHTML: unwrapP(render.markdown(pkgDescription))})) : '',
1036      prevLinks.length ? h('div', 'previous: ', prevLinks) : '',
1037      pkgReadme && pkgReadme !== singleReadme ?
1038        h('blockquote', {innerHTML: render.markdown(pkgReadme)}) : '',
1039      versions.map(function (version, i) {
1040        var release = pkg.versions[version] || {}
1041        var license = u.ifString(release.license)
1042        var author = ifDifferent(release.author, self.msg.value.author)
1043        var description = u.ifString(release.description)
1044        var readme = asNpmReadme(release.readme)
1045        var keywords = u.toArray(release.keywords).map(u.ifString)
1046        var dist = release.dist || {}
1047        var size = u.ifNumber(dist.size)
1048        return [
1049          h > 0 ? h('br') : '',
1050          version !== singleVersion ? h('div', 'version: ', version) : '',
1051          author ? h('div', 'author: ', render.npmAuthorLink(author)) : '',
1052          license ? h('div', 'license: ', h('code', license)) : '',
1053          keywords.length ? h('div', 'keywords: ', keywords.join(', ')) : '',
1054          size ? h('div', 'size: ', render.formatSize(size)) : '',
1055          description && description !== pkgDescription ?
1056            h('div', h('q', {innerHTML: render.markdown(description)})) : '',
1057          readme ? h('blockquote', {innerHTML: render.markdown(readme)}) : ''
1058        ]
1059      })
1060    ], cb)
1061  })
1062}
1063
1064RenderMsg.prototype.npmPackages = function (cb) {
1065  var self = this
1066  var done = multicb({pluck: 1, spread: true})
1067  var elCb = done()
1068  function renderIdLink(id) {
1069    return [h('a', {href: self.toUrl(id)}, truncate(id, 8)), ' ']
1070  }
1071  self.render.npmPackageMentions(self.c.mentions, function (err, el) {
1072    if (err) return cb(err)
1073    var dependencyLinks = u.toArray(self.c.dependencyBranch)
1074    var versionLinks = u.toArray(self.c.versionBranch)
1075    self.wrap(h('div', [
1076      el,
1077      dependencyLinks.length ? h('div',
1078        'dependencies via: ', dependencyLinks.map(renderIdLink)
1079      ) : '',
1080      versionLinks.length ? h('div',
1081        'previous versions: ', versionLinks.map(renderIdLink)
1082      ) : ''
1083    ]), elCb)
1084    return done(cb)
1085  })
1086}
1087
1088RenderMsg.prototype.npmPrebuilds = function (cb) {
1089  var self = this
1090  self.render.npmPrebuildMentions(self.c.mentions, function (err, el) {
1091    if (err) return cb(err)
1092    self.wrap(el, cb)
1093  })
1094}
1095
1096RenderMsg.prototype.npmPublishTitle = function (cb) {
1097  var pkg = this.c.meta || {}
1098  var name = pkg.name || pkg._id || '?'
1099
1100  var taggedVersions = {}
1101  for (var version in pkg.versions || {})
1102    taggedVersions[version] = []
1103
1104  var distTags = pkg['dist-tags'] || {}
1105  for (var distTag in distTags) {
1106    if (distTag === 'latest') continue
1107    var version = distTags[distTag] || '?'
1108    var tags = taggedVersions[version] || (taggedVersions[version] = [])
1109    tags.push(distTag)
1110  }
1111
1112  cb(null, name + '@' + Object.keys(taggedVersions).map(function (version) {
1113    var tags = taggedVersions[version]
1114    return (tags.length ? tags.join(',') + ':' : '') + version
1115  }).join(','))
1116}
1117
1118function expandDigitToSpaces(n) {
1119  return '         '.substr(-n)
1120}
1121
1122function parseFenRank (line) {
1123  return line.replace(/\d/g, expandDigitToSpaces).split('')
1124}
1125
1126function parseChess(fen) {
1127  var fields = String(fen).split(/\s+/)
1128  var ranks = fields[0].split('/')
1129  var f2 = fields[2] || ''
1130  return {
1131    board: ranks.map(parseFenRank),
1132    /*
1133    nextMove: fields[1] === 'b' ? 'black'
1134            : fields[1] === 'w' ? 'white' : 'unknown',
1135    castling: f2 === '-' ? {} : {
1136      w: {
1137        k: 0 < f2.indexOf('K'),
1138        q: 0 < f2.indexOf('Q'),
1139      },
1140      b: {
1141        k: 0 < f2.indexOf('k'),
1142        q: 0 < f2.indexOf('q'),
1143      }
1144    },
1145    enpassantTarget: fields[3] === '-' ? null : fields[3],
1146    halfmoves: Number(fields[4]),
1147    fullmoves: Number(fields[5]),
1148    */
1149  }
1150}
1151
1152var chessSymbols = {
1153  ' ': [' ', ''],
1154  P: ['♙', 'white', 'pawn'],
1155  N: ['♘', 'white', 'knight'],
1156  B: ['♗', 'white', 'bishop'],
1157  R: ['♖', 'white', 'rook'],
1158  Q: ['♕', 'white', 'queen'],
1159  K: ['♔', 'white', 'king'],
1160  p: ['♟', 'black', 'pawn'],
1161  n: ['♞', 'black', 'knight'],
1162  b: ['♝', 'black', 'bishop'],
1163  r: ['♜', 'black', 'rook'],
1164  q: ['♛', 'black', 'queen'],
1165  k: ['♚', 'black', 'king'],
1166}
1167
1168function chessPieceName(c) {
1169  return chessSymbols[c] && chessSymbols[c][2] || '?'
1170}
1171
1172function renderChessSymbol(c, loc) {
1173  var info = chessSymbols[c] || ['?', '', 'unknown']
1174  return h('span.symbol', {
1175    title: info[1] + ' ' + info[2] + (loc ? ' at ' + loc : '')
1176  }, info[0])
1177}
1178
1179function chessLocToIdxs(loc) {
1180  var m = /^([a-h])([1-8])$/.exec(loc)
1181  if (m) return [8 - m[2], m[1].charCodeAt(0) - 97]
1182}
1183
1184function lookupPiece(board, loc) {
1185  var idxs = chessLocToIdxs(loc)
1186  return idxs && board[idxs[0]] && board[idxs[0]][idxs[1]]
1187}
1188
1189function chessIdxsToLoc(i, j) {
1190  return 'abcdefgh'[j] + (8-i)
1191}
1192
1193RenderMsg.prototype.chessBoard = function (board) {
1194  if (!board) return ''
1195  return h('table.chess-board',
1196    board.map(function (rank, i) {
1197      return h('tr', rank.map(function (piece, j) {
1198        var dark = (i ^ j) & 1
1199        return h('td', {
1200          class: 'chess-square chess-square-' + (dark ? 'dark' : 'light'),
1201        }, renderChessSymbol(piece, chessIdxsToLoc(i, j)))
1202      }))
1203    })
1204  )
1205}
1206
1207RenderMsg.prototype.chessMove = function (cb) {
1208  var self = this
1209  var c = self.c
1210  var fen = c.fen && c.fen.length === 2 ? c.pgnMove : c.fen
1211  var game = parseChess(fen)
1212  var piece = game && lookupPiece(game.board, c.dest)
1213  self.link(self.c.root, function (err, rootLink) {
1214    if (err) return cb(err)
1215    self.wrap([
1216      h('div', h('small', '> ', rootLink)),
1217      h('p',
1218        // 'player ', (c.ply || ''), ' ',
1219        'moved ', (piece ? renderChessSymbol(piece) : ''), ' ',
1220        'from ', c.orig, ' ',
1221        'to ', c.dest
1222      ),
1223      self.chessBoard(game.board)
1224    ], cb)
1225  })
1226}
1227
1228RenderMsg.prototype.chessInvite = function (cb) {
1229  var self = this
1230  var myColor = self.c.myColor
1231  self.link(self.c.inviting, function (err, link) {
1232    if (err) return cb(err)
1233    self.wrap([
1234      'invites ', link, ' to play chess',
1235      // myColor ? h('p', 'my color is ' + myColor) : ''
1236    ], cb)
1237  })
1238}
1239
1240RenderMsg.prototype.chessInviteTitle = function (cb) {
1241  var self = this
1242  var done = multicb({pluck: 1, spread: true})
1243  self.getName(self.c.inviting, done())
1244  self.getName(self.msg.value.author, done())
1245  done(function (err, inviteeLink, inviterLink) {
1246    if (err) return cb(err)
1247    self.wrap([
1248      'chess: ', inviterLink, ' vs. ', inviteeLink
1249    ], cb)
1250  })
1251}
1252
1253RenderMsg.prototype.chessInviteAccept = function (cb) {
1254  var self = this
1255  self.link(self.c.root, function (err, rootLink) {
1256    if (err) return cb(err)
1257    self.wrap([
1258      h('div', h('small', '> ', rootLink)),
1259      h('p', 'accepts invitation to play chess')
1260    ], cb)
1261  })
1262}
1263
1264RenderMsg.prototype.chessGameEnd = function (cb) {
1265  var self = this
1266  var c = self.c
1267  if (c.status === 'resigned') return self.link(self.c.root, function (err, rootLink) {
1268    if (err) return cb(err)
1269    self.wrap([
1270      h('div', h('small', '> ', rootLink)),
1271      h('p', h('strong', 'resigned'))
1272    ], cb)
1273  })
1274
1275  var fen = c.fen && c.fen.length === 2 ? c.pgnMove : c.fen
1276  var game = parseChess(fen)
1277  var piece = game && lookupPiece(game.board, c.dest)
1278  var done = multicb({pluck: 1, spread: true})
1279  self.link(self.c.root, done())
1280  self.link(self.c.winner, done())
1281  done(function (err, rootLink, winnerLink) {
1282    if (err) return cb(err)
1283    self.wrap([
1284      h('div', h('small', '> ', rootLink)),
1285      h('p',
1286        'moved ', (piece ? renderChessSymbol(piece) : ''), ' ',
1287        'from ', c.orig, ' ',
1288        'to ', c.dest
1289      ),
1290      h('p',
1291        h('strong', self.c.status), '. winner: ', h('strong', winnerLink)),
1292      self.chessBoard(game.board)
1293    ], cb)
1294  })
1295}
1296
1297RenderMsg.prototype.chessChat = function (cb) {
1298  var self = this
1299  self.link(self.c.root, function (err, rootLink) {
1300    if (err) return cb(err)
1301    self.wrap([
1302      h('div', h('small', '> ', rootLink)),
1303      h('p', self.c.msg)
1304    ], cb)
1305  })
1306}
1307
1308RenderMsg.prototype.chessMove = function (cb) {
1309  if (this.opts.full) return this.chessMoveFull(cb)
1310  return this.chessMoveMini(cb)
1311}
1312
1313RenderMsg.prototype.chessMoveFull = function (cb) {
1314  var self = this
1315  var c = self.c
1316  var fen = c.fen && c.fen.length === 2 ? c.pgnMove : c.fen
1317  var game = parseChess(fen)
1318  var piece = game && lookupPiece(game.board, c.dest)
1319  self.link(self.c.root, function (err, rootLink) {
1320    if (err) return cb(err)
1321    self.wrap([
1322      h('div', h('small', '> ', rootLink)),
1323      h('p',
1324        // 'player ', (c.ply || ''), ' ',
1325        'moved ', (piece ? renderChessSymbol(piece) : ''), ' ',
1326        'from ', c.orig, ' ',
1327        'to ', c.dest
1328      ),
1329      self.chessBoard(game.board)
1330    ], cb)
1331  })
1332}
1333
1334RenderMsg.prototype.chessMoveMini = function (cb) {
1335  var self = this
1336  var c = self.c
1337  var fen = c.fen && c.fen.length === 2 ? c.pgnMove : c.fen
1338  var game = parseChess(fen)
1339  var piece = game && lookupPiece(game.board, c.dest)
1340  self.link(self.c.root, function (err, rootLink) {
1341    if (err) return cb(err)
1342    self.wrapMini([
1343      'moved ', chessPieceName(piece), ' ',
1344      'to ', c.dest
1345    ], cb)
1346  })
1347}
1348
1349RenderMsg.prototype.acmeChallengesHttp01 = function (cb) {
1350  var self = this
1351  self.wrapMini(h('span',
1352    'serves ',
1353    hJoin(u.toArray(self.c.challenges).map(function (challenge) {
1354      return h('a', {
1355	href: 'http://' + challenge.domain +
1356	  '/.well-known/acme-challenge/' + challenge.token,
1357	title: challenge.keyAuthorization,
1358      }, challenge.domain)
1359    }), ', ', ', and ')
1360  ), cb)
1361}
1362
1363RenderMsg.prototype.bookclub = function (cb) {
1364  var self = this
1365  var props = self.c.common || self.c
1366  var images = u.toLinkArray(props.image || props.images)
1367  self.wrap(h('table', h('tr',
1368    h('td',
1369      images.map(function (image) {
1370        return h('a', {href: self.render.toUrl(image.link)}, h('img', {
1371          src: self.render.imageUrl(image.link),
1372          alt: image.name || ' ',
1373          width: 180,
1374        }))
1375      })),
1376    h('td',
1377      h('h4', props.title),
1378      props.authors ?
1379        h('p', h('em', props.authors))
1380        : '',
1381      props.description
1382        ? h('div', {innerHTML: self.render.markdown(props.description)})
1383        : ''
1384    )
1385  )), cb)
1386}
1387
1388RenderMsg.prototype.bookclubTitle = function (cb) {
1389  var props = this.c.common || this.c
1390  cb(null, props.title || 'book')
1391}
1392
1393RenderMsg.prototype.sombrioPosition = function () {
1394  return h('span', '[' + this.c.position + ']')
1395}
1396
1397RenderMsg.prototype.sombrioWall = function (cb) {
1398  var self = this
1399  self.wrapMini(h('span',
1400    self.sombrioPosition(),
1401    ' wall'
1402  ), cb)
1403}
1404
1405RenderMsg.prototype.sombrioTombstone = function (cb) {
1406  var self = this
1407  self.wrapMini(h('span',
1408    self.sombrioPosition(),
1409    ' tombstone'
1410  ), cb)
1411}
1412
1413RenderMsg.prototype.sombrioScore = function (cb) {
1414  var self = this
1415  self.wrapMini(h('span',
1416    'scored ',
1417    h('ins', self.c.score)
1418  ), cb)
1419}
1420
1421RenderMsg.prototype.blog = function (cb) {
1422  var self = this
1423  var blogId = u.linkDest(self.c.blog)
1424  var imgId = u.linkDest(self.c.thumbnail)
1425  var imgLink = imgId ? u.toLinkArray(self.c.mentions).filter(function (link) {
1426    return link.link === imgId
1427  })[0] || u.toLink(self.c.thumbnail) : null
1428  self.wrapMini(h('table', h('tr',
1429    h('td',
1430      imgId ? h('img', {
1431	src: self.render.imageUrl(imgId),
1432	alt: (imgLink.name || '')
1433	  + (imgLink.size != null ? ' (' + self.render.formatSize(imgLink.size) + ')' : ''),
1434	width: 180,
1435      }) : 'blog'),
1436    h('td',
1437      blogId ? h('h3', h('a', {href: self.render.toUrl('/markdown/' + blogId)},
1438	self.c.title || self.msg.key)) : '',
1439      self.c.summary || '')
1440  )), cb)
1441}
1442

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