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Tree: 0f2d21603df91e7285c4a50da9d9dadf95f600b6

Files: 0f2d21603df91e7285c4a50da9d9dadf95f600b6 / lib / render-msg.js

49966 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    case 'image-map': return this.imageMap(cb)
280    case 'talenet-identity-skill_assignment': return this.identitySkillAssign(cb)
281    case 'talenet-idea-skill_assignment': return this.ideaSkillAssign(cb)
282    case 'talenet-idea-create': return this.ideaCreate(cb)
283    case 'talenet-idea-association': return this.ideaAssocate(cb)
284    case 'talenet-skill-create': return this.skillCreate(cb)
285    case 'talenet-idea-hat': return this.ideaHat(cb)
286    case 'talenet-idea-update': return this.ideaUpdate(cb)
287    case 'talenet-idea-comment':
288    case 'talenet-idea-comment_reply': return this.ideaComment(cb)
289    case 'about-resource': return this.aboutResource(cb)
290    default: return this.object(cb)
291  }
292}
293
294RenderMsg.prototype.encrypted = function (cb) {
295  this.wrapMini(this.render.lockIcon(), cb)
296}
297
298RenderMsg.prototype.markdown = function (cb) {
299  if (this.opts.markdownSource)
300    return this.markdownSource(this.c.text, this.c.mentions)
301  return this.render.markdown(this.c.text, this.c.mentions)
302}
303
304RenderMsg.prototype.markdownSource = function (text, mentions) {
305  return h('div',
306    h('pre', String(text)),
307    mentions ? [
308      h('div', h('em', 'mentions:')),
309      this.valueTable(mentions, 2, function () {})
310    ] : ''
311  ).innerHTML
312}
313
314RenderMsg.prototype.post = function (cb) {
315  var self = this
316  var done = multicb({pluck: 1, spread: true})
317  if (self.c.root === self.c.branch) done()()
318  else self.link(self.c.root, done())
319  self.links(self.c.branch, done())
320  self.links(self.c.fork, done())
321  done(function (err, rootLink, branchLinks, forkLinks) {
322    if (err) return self.wrap(u.renderError(err), cb)
323    self.wrap(h('div.ssb-post',
324      rootLink ? h('div', h('small', h('span.symbol', '→'), ' ', rootLink)) : '',
325      branchLinks.map(function (a, i) {
326        return h('div', h('small', h('span.symbol', '  ↳'), ' ', a))
327      }),
328      forkLinks.map(function (a, i) {
329        return h('div', h('small', h('span.symbol', '⑂'), ' ', a))
330      }),
331      h('div.ssb-post-text', {innerHTML: self.markdown()})
332    ), cb)
333  })
334}
335
336RenderMsg.prototype.vote = function (cb) {
337  var self = this
338  var v = self.c.vote || self.c.like || {}
339  self.link(v, function (err, a) {
340    if (err) return cb(err)
341    self.wrapMini([
342      v.value > 0 ? 'dug' : v.value < 0 ? 'downvoted' : 'undug',
343      ' ', a,
344      v.reason ? [' as ', h('q', v.reason)] : ''
345    ], cb)
346  })
347}
348
349RenderMsg.prototype.getName = function (id, cb) {
350  switch (id && id[0]) {
351    case '%': return this.getMsgName(id, cb)
352    case '@': // fallthrough
353    case '&': return this.getAboutName(id, cb)
354    default: return cb(null, String(id))
355  }
356}
357
358RenderMsg.prototype.getMsgName = function (id, cb) {
359  var self = this
360  self.app.getMsg(id, function (err, msg) {
361    if (err && err.name == 'NotFoundError')
362      cb(null, id.substring(0, 10)+'...(missing)')
363    else if (err) cb(err)
364      // preserve security: only decrypt the linked message if we decrypted
365      // this message
366    else if (self.msg.value.private) self.app.unboxMsg(msg, gotMsg)
367    else gotMsg(null, msg)
368  })
369  function gotMsg(err, msg) {
370    if (err) return cb(err)
371    new RenderMsg(self.render, self.app, msg, {wrap: false}).title(cb)
372  }
373}
374
375function truncate(str, len) {
376  str = String(str)
377  return str.length > len ? str.substr(0, len) + '...' : str
378}
379
380function title(str) {
381  return truncate(mdInline(str), 72)
382}
383
384RenderMsg.prototype.title = function (cb) {
385  var self = this
386  self.app.filterMsg(self.msg, self.opts, function (err, show) {
387    if (err) return cb(err)
388    if (show) self.title1(cb)
389    else cb(null, '[…]')
390  })
391}
392
393RenderMsg.prototype.title1 = function (cb) {
394  var self = this
395  if (!self.c || typeof self.c !== 'object') {
396    cb(null, self.msg.key)
397  } else if (typeof self.c.text === 'string') {
398    if (self.c.type === 'post')
399      cb(null, title(self.c.text))
400    else
401      cb(null, '%' + self.c.type + ': ' + (self.c.title || title(self.c.text)))
402  } else {
403    if (self.c.type === 'ssb-dns')
404      cb(null, self.c.record && JSON.stringify(self.c.record.data) || self.msg.key)
405    else if (self.c.type === 'npm-publish')
406      self.npmPublishTitle(cb)
407    else if (self.c.type === 'chess_chat')
408      cb(null, title(self.c.msg))
409    else if (self.c.type === 'chess_invite')
410      self.chessInviteTitle(cb)
411    else if (self.c.type === 'bookclub')
412      self.bookclubTitle(cb)
413    else if (self.c.type === 'talenet-skill-create' && self.c.name)
414      cb(null, self.c.name)
415    else if (self.c.type === 'talenet-idea-create')
416      self.app.getIdeaTitle(self.msg.key, cb)
417    else
418    self.app.getAbout(self.msg.key, function (err, about) {
419      if (err) return cb(err)
420      var name = about.name || about.title
421        || (about.description && mdInline(about.description))
422      if (name) return cb(null, truncate(name, 72))
423      self.message(function (err, el) {
424        if (err) return cb(err)
425        cb(null, '%' + title(h('div', el).textContent))
426      })
427    })
428  }
429}
430
431RenderMsg.prototype.getAboutName = function (id, cb) {
432  this.app.getAbout(id, function (err, about) {
433    cb(err, about && about.name || (String(id).substr(0, 8) + '…'))
434  })
435}
436
437RenderMsg.prototype.link = function (link, cb) {
438  var self = this
439  var ref = u.linkDest(link)
440  if (!ref) return cb(null, '')
441  self.getName(ref, function (err, name) {
442    if (err) name = truncate(ref, 10)
443    cb(null, h('a', {href: self.toUrl(ref)}, name))
444  })
445}
446
447RenderMsg.prototype.link1 = function (link, cb) {
448  var self = this
449  var ref = u.linkDest(link)
450  if (!ref) return cb(), ''
451  var a = h('a', {href: self.toUrl(ref)}, ref)
452  self.getName(ref, function (err, name) {
453    if (err) name = ref
454    a.childNodes[0].textContent = name
455    cb()
456  })
457  return a
458}
459
460RenderMsg.prototype.links = function (links, cb) {
461  var self = this
462  var done = multicb({pluck: 1})
463  u.toArray(links).forEach(function (link) {
464    self.link(link, done())
465  })
466  done(cb)
467}
468
469function dateTime(d) {
470  var date = new Date(d.epoch)
471  return date.toString()
472  // d.bias
473  // d.epoch
474}
475
476// TODO: make more DRY
477var knownAboutProps = {
478  type: true,
479  root: true,
480  about: true,
481  attendee: true,
482  about: true,
483  image: true,
484  description: true,
485  name: true,
486  title: true,
487  attendee: true,
488  startDateTime: true,
489  endDateTime: true,
490  location: true,
491  /*
492  rating: true,
493  ratingType: true,
494  */
495  'talenet-version': true,
496}
497
498RenderMsg.prototype.about = function (cb) {
499  var keys = Object.keys(this.c).sort().join()
500  var isSelf = this.c.about === this.msg.value.author
501
502  if (keys === 'about,name,type') {
503    return this.wrapMini([
504      isSelf ?
505        'self-identifies as ' :
506        ['identifies ', h('a', {href: this.toUrl(this.c.about)}, truncate(this.c.about, 10)), ' as '],
507      h('ins', this.c.name)
508    ], cb)
509  }
510
511  if (keys === 'about,publicWebHosting,type') {
512    var public = this.c.publicWebHosting && this.c.publicWebHosting !== 'false'
513    return this.wrapMini([
514      isSelf ?
515        public ? 'is okay with being hosted publicly'
516        : 'wishes to not to be hosted publicly'
517      : public ? ['thinks ', h('a', {href: this.toUrl(this.c.about)}, truncate(this.c.about, 10)),
518          ' should be hosted publicly ']
519        : ['wishes ', h('a', {href: this.toUrl(this.c.about)}, truncate(this.c.about, 10)),
520          ' to not be hosted publicly']
521    ], cb)
522  }
523
524  var done = multicb({pluck: 1, spread: true})
525  var elCb = done()
526
527  var isAttendingMsg = u.linkDest(this.c.attendee) === this.msg.value.author
528    && keys === 'about,attendee,type'
529  if (isAttendingMsg) {
530    var attending = !this.c.attendee.remove
531    this.wrapMini([
532      attending ? ' is attending' : ' is not attending', ' ',
533      this.link1(this.c.about, done())
534      ], elCb)
535    return done(cb)
536  }
537
538  var extras
539  for (var k in this.c) {
540    if (this.c[k] !== null && this.c[k] !== '' && !knownAboutProps[k]) {
541      if (!extras) extras = {}
542      extras[k] = this.c[k]
543    }
544  }
545
546  var img = u.linkDest(this.c.image)
547  // if there is a description, it is likely to be multi-line
548  var hasDescription = this.c.description != null
549  // if this about message gives the thing a name, show its id
550  var showComputedName = !isSelf && !this.c.name
551
552  this.wrap([
553    this.c.root ? h('div',
554      h('small', '> ', this.link1(this.c.root, done()))
555    ) : '',
556    isSelf ? 'self-describes as ' : [
557      'describes ',
558      !this.c.about ? ''
559        : showComputedName ? this.link1(this.c.about, done())
560        : h('a', {href: this.toUrl(this.c.about)}, truncate(this.c.about, 10)),
561      ' as '
562    ],
563    this.c.name ? [h('ins', this.c.name), ' '] : '',
564    this.c.description ? h('div',
565      {innerHTML: this.render.markdown(this.c.description)}) : '',
566    this.c.title ? h('h3', this.c.title) : '',
567    this.c.attendee ? h('div',
568      this.link1(this.c.attendee.link, done()),
569      this.c.attendee.remove ? ' is not attending' : ' is attending'
570    ) : '',
571    this.c.startDateTime ? h('div',
572      'starting at ', dateTime(this.c.startDateTime)) : '',
573    this.c.endDateTime ? h('div',
574      'ending at ', dateTime(this.c.endDateTime)) : '',
575    this.c.location ? h('div', 'at ', this.c.location) : '',
576    img ? h('a', {href: this.toUrl(img)},
577      h('img.ssb-avatar-image', {
578        src: this.render.imageUrl(img),
579        alt: ' ',
580      })) : '',
581    /*
582    this.c.rating != null ? this.aboutRating() : '',
583    */
584    extras ? this.valueTable(extras, 1, done())
585    : ''
586  ], elCb)
587  done(cb)
588}
589
590/*
591 * disabled until it's clearer how to do this -cel
592RenderMsg.prototype.aboutRating = function (cb) {
593  var rating = Number(this.c.rating)
594  var type = this.c.ratingType || '★'
595  var text = rating + ' ' + type
596  if (isNaN(rating)) return 'rating: ' + text
597  if (rating > 5) rating = 5
598  var el = h('div', {title: text})
599  for (var i = 0; i < rating; i++) {
600    el.appendChild(h('span',
601      {innerHTML: unwrapP(this.render.markdown(type) + ' ')}
602    ))
603  }
604  return el
605}
606*/
607
608RenderMsg.prototype.contact = function (cb) {
609  var self = this
610  self.link(self.c.contact, function (err, a) {
611    if (err) return cb(err)
612    if (!a) a = "?"
613      self.wrapMini([
614        self.c.following && self.c.autofollow ? 'follows pub' :
615        self.c.following && self.c.pub ? 'autofollows' :
616        self.c.following ? 'follows' :
617        self.c.blocking ? 'blocks' :
618        self.c.flagged ? 'flagged' :
619        self.c.following === false ? 'unfollows' :
620        self.c.blocking === false ? 'unblocks' : '',
621        self.c.flagged === false ? 'unflagged' :
622        ' ', a,
623        self.c.note ? [
624          ' from ',
625          h('code', self.c.note)
626        ] : '',
627        self.c.reason ? [' because ', h('q', self.c.reason)] : ''
628      ], cb)
629  })
630}
631
632RenderMsg.prototype.pub = function (cb) {
633  var self = this
634  var addr = self.c.address || {}
635  self.link(addr.key, function (err, pubLink) {
636    if (err) return cb(err)
637      self.wrapMini([
638        'connects to ', pubLink, ' at ',
639        h('code', addr.host + ':' + addr.port)], cb)
640  })
641}
642
643RenderMsg.prototype.channel = function (cb) {
644  var chan = '#' + this.c.channel
645  this.wrapMini([
646    this.c.subscribed ? 'subscribes to ' :
647    this.c.subscribed === false ? 'unsubscribes from ' : '',
648    h('a', {href: this.toUrl(chan)}, chan)], cb)
649}
650
651RenderMsg.prototype.gitRepo = function (cb) {
652  var self = this
653  var id = self.msg.key
654  var name = self.c.name
655  var upstream = self.c.upstream
656  self.link(upstream, function (err, upstreamA) {
657    if (err) upstreamA = ('a', {href: self.toUrl(upstream)}, String(name))
658    self.wrapMini([
659      upstream ? ['forked ', upstreamA, ': '] : '',
660      'git clone ',
661      h('code', h('small', 'ssb://' + id)),
662      name ? [' ', h('a', {href: self.toUrl(id)}, String(name))] : ''
663    ], cb)
664  })
665}
666
667RenderMsg.prototype.gitUpdate = function (cb) {
668  var self = this
669  // h('a', {href: self.toUrl(self.c.repo)}, 'ssb://' + self.c.repo),
670  var size = [].concat(self.c.packs, self.c.indexes)
671    .map(function (o) { return o && o.size })
672    .reduce(function (total, s) { return total + s })
673
674  var done = multicb({pluck: 1, spread: true})
675  self.link(self.c.repo, done())
676  self.render.npmPackageMentions(self.c.mentions, done())
677  self.render.npmPrebuildMentions(self.c.mentions, done())
678  done(function (err, a, pkgMentionsEl, prebuildMentionsEl) {
679    if (err) return cb(err)
680      self.wrap(h('div.ssb-git-update',
681        'git push ', a, ' ',
682        !isNaN(size) ? [self.render.formatSize(size), ' '] : '',
683        self.c.refs ? h('ul', Object.keys(self.c.refs).map(function (ref) {
684          var id = self.c.refs[ref]
685          var type = /^refs\/tags/.test(ref) ? 'tag' : 'commit'
686          var path = id && ('/git/' + type + '/' + encodeURIComponent(id)
687            + '?msg=' + encodeURIComponent(self.msg.key))
688          return h('li',
689            ref.replace(/^refs\/(heads|tags)\//, ''), ': ',
690            id ? h('a', {href: self.render.toUrl(path)}, h('code', id))
691               : h('em', 'deleted'))
692      })) : '',
693      Array.isArray(self.c.commits) ?
694        h('ul', self.c.commits.map(function (commit) {
695          var path = '/git/commit/' + encodeURIComponent(commit.sha1)
696            + '?msg=' + encodeURIComponent(self.msg.key)
697          return h('li', h('a', {href: self.render.toUrl(path)},
698            h('code', String(commit.sha1).substr(0, 8))), ' ',
699            self.linkify(String(commit.title)),
700            self.render.gitCommitBody(commit.body)
701          )
702        })) : '',
703      Array.isArray(self.c.tags) ?
704        h('ul', self.c.tags.map(function (tag) {
705          var path = '/git/tag/' + encodeURIComponent(tag.sha1)
706            + '?msg=' + encodeURIComponent(self.msg.key)
707          return h('li',
708            h('a', {href: self.render.toUrl(path)},
709              h('code', String(tag.sha1).substr(0, 8))), ' ',
710            'tagged ', String(tag.type), ' ',
711            h('code', String(tag.object).substr(0, 8)), ' ',
712            String(tag.tag),
713            tag.title ? [': ', self.linkify(String(tag.title).trim()), ' '] : '',
714            tag.body ? self.render.gitCommitBody(tag.body) : ''
715          )
716        })) : '',
717        self.c.commits_more ? h('div',
718          '+ ' + self.c.commits_more + ' more commits') : '',
719        self.c.tags_more ? h('div',
720          '+ ' + self.c.tags_more + ' more tags') : '',
721        pkgMentionsEl,
722        prebuildMentionsEl
723    ), cb)
724  })
725}
726
727RenderMsg.prototype.gitPullRequest = function (cb) {
728  var self = this
729  var done = multicb({pluck: 1, spread: true})
730  self.link(self.c.repo, done())
731  self.link(self.c.head_repo, done())
732  done(function (err, baseRepoLink, headRepoLink) {
733    if (err) return cb(err)
734    self.wrap(h('div.ssb-pull-request',
735      'pull request ',
736      'to ', baseRepoLink, ':', self.c.branch, ' ',
737      'from ', headRepoLink, ':', self.c.head_branch,
738      self.c.title ? h('h4', self.c.title) : '',
739      h('div', {innerHTML: self.markdown()})), cb)
740  })
741}
742
743RenderMsg.prototype.issue = function (cb) {
744  var self = this
745  self.link(self.c.project, function (err, projectLink) {
746    if (err) return cb(err)
747    self.wrap(h('div.ssb-issue',
748      'issue on ', projectLink,
749      self.c.title ? h('h4', self.c.title) : '',
750      h('div', {innerHTML: self.markdown()})), cb)
751  })
752}
753
754RenderMsg.prototype.issueEdit = function (cb) {
755  this.wrap('', cb)
756}
757
758RenderMsg.prototype.object = function (cb) {
759  var done = multicb({pluck: 1, spread: true})
760  var elCb = done()
761  this.wrap([
762    this.valueTable(this.c, 1, done()),
763  ], elCb)
764  done(cb)
765}
766
767RenderMsg.prototype.valueTable = function (val, depth, cb) {
768  var isContent = depth === 1
769  var self = this
770  switch (typeof val) {
771    case 'object':
772      if (val === null) return cb(), ''
773      var done = multicb({pluck: 1, spread: true})
774      var el = Array.isArray(val)
775        ? h('ul', val.map(function (item) {
776          return h('li', self.valueTable(item, depth + 1, done()))
777        }))
778        : h('table.ssb-object', Object.keys(val).map(function (key) {
779          if (key === 'text') {
780            return h('tr',
781              h('td', h('strong', 'text')),
782              h('td', h('div', {
783                innerHTML: self.render.markdown(val.text, val.mentions)
784              }))
785            )
786          } else if (isContent && key === 'type') {
787            // TODO: also link to images by type, using links2
788            var type = val.type
789            return h('tr',
790              h('td', h('strong', 'type')),
791              h('td', h('a', {href: self.toUrl('/type/' + type)}, type))
792            )
793          }
794          return h('tr',
795            h('td', h('strong', key)),
796            h('td', self.valueTable(val[key], depth + 1, done()))
797          )
798        }))
799      done(cb)
800      return el
801    case 'string':
802      if (val[0] === '#') return cb(null, h('a', {href: self.toUrl('/channel/' + val.substr(1))}, val))
803      if (u.isRef(val)) return self.link1(val, cb)
804      if (/^ssb-blob:\/\//.test(val)) return cb(), h('a', {href: self.toUrl(val)}, val)
805      return cb(), self.linkify(val)
806    case 'boolean':
807      return cb(), h('input', {
808        type: 'checkbox', disabled: 'disabled', checked: val
809      })
810    default:
811      return cb(), String(val)
812  }
813}
814
815RenderMsg.prototype.missing = function (cb) {
816  this.wrapMini([
817    h('code', 'MISSING'), ' ',
818    h('a', {href: '?ooo=1'}, 'fetch')
819  ], cb)
820}
821
822RenderMsg.prototype.issues = function (cb) {
823  var self = this
824  var done = multicb({pluck: 1, spread: true})
825  var issues = u.toArray(self.c.issues)
826  if (self.c.type === 'issue-edit' && self.c.issue) {
827    issues.push({
828      link: self.c.issue,
829      title: self.c.title,
830      open: self.c.open,
831    })
832  }
833  var els = issues.map(function (issue) {
834    var commit = issue.object || issue.label ? [
835      issue.object ? h('code', issue.object) : '', ' ',
836      issue.label ? h('q', issue.label) : ''] : ''
837    if (issue.merged === true)
838      return h('div',
839        'merged ', self.link1(issue, done()))
840    if (issue.open === false)
841      return h('div',
842        'closed ', self.link1(issue, done()))
843    if (issue.open === true)
844      return h('div',
845        'reopened ', self.link1(issue, done()))
846    if (typeof issue.title === 'string')
847      return h('div',
848        'renamed ', self.link1(issue, done()), ' to ', h('ins', issue.title))
849  })
850  done(cb)
851  return els.length > 0 ? [els, h('br')] : ''
852}
853
854RenderMsg.prototype.repost = function (cb) {
855  var self = this
856  var id = u.linkDest(self.c.repost)
857  self.app.getMsg(id, function (err, msg) {
858    if (err && err.name == 'NotFoundError')
859      gotMsg(null, id.substring(0, 10)+'...(missing)')
860    else if (err) gotMsg(err)
861    else if (self.msg.value.private) self.app.unboxMsg(msg, gotMsg)
862    else gotMsg(null, msg)
863  })
864  function gotMsg(err, msg) {
865    if (err) return cb(err)
866    var renderMsg = new RenderMsg(self.render, self.app, msg, {wrap: false})
867      renderMsg.message(function (err, msgEl) {
868        self.wrapMini(['reposted ',
869          h('code.ssb-id',
870            h('a', {href: self.render.toUrl(id)}, id)),
871          h('div', err ? u.renderError(err) : msgEl || '')
872        ], cb)
873    })
874  }
875}
876
877RenderMsg.prototype.update = function (cb) {
878  var id = String(this.c.update)
879  this.wrapMini([
880    h('div', 'updated ', h('code.ssb-id',
881      h('a', {href: this.render.toUrl(id)}, id))),
882    this.c.title ? h('h4.msg-title', this.c.title) : '',
883    this.c.description ? h('div',
884      {innerHTML: this.render.markdown(this.c.description)}) : ''
885  ], cb)
886}
887
888function formatDuration(s) {
889  return Math.floor(s / 60) + ':' + ('0' + s % 60).substr(-2)
890}
891
892RenderMsg.prototype.audio = function (cb) {
893  // fileName, fallbackFileName, overview
894  this.wrap(h('table', h('tr',
895    h('td',
896      this.c.artworkSrc
897      ? h('a', {href: this.render.toUrl(this.c.artworkSrc)}, h('img', {
898          src: this.render.imageUrl(this.c.artworkSrc),
899          alt: ' ',
900          width: 72,
901          height: 72,
902        }))
903      : ''),
904    h('td',
905      h('a', {href: this.render.toUrl(this.c.audioSrc)}, this.c.title),
906      isFinite(this.c.duration)
907        ? ' (' + formatDuration(this.c.duration) + ')'
908        : '',
909      this.c.description
910        ? h('p', {innerHTML: this.render.markdown(this.c.description)})
911        : ''
912  ))), cb)
913}
914
915RenderMsg.prototype.musicRelease = function (cb) {
916  var self = this
917  this.wrap([
918    h('table', h('tr',
919      h('td',
920        this.c.cover
921          ? h('a', {href: this.render.imageUrl(this.c.cover)}, h('img', {
922              src: this.render.imageUrl(this.c.cover),
923              alt: ' ',
924              width: 72,
925              height: 72,
926            }))
927          : ''),
928      h('td',
929        h('h4.msg-title', this.c.title),
930        this.c.text
931          ? h('div', {innerHTML: this.render.markdown(this.c.text)})
932          : ''
933      )
934    )),
935    h('ul', u.toArray(this.c.tracks).filter(Boolean).map(function (track) {
936      return h('li',
937        h('a', {href: self.render.toUrl(track.link)}, track.fname))
938    }))
939  ], cb)
940}
941
942RenderMsg.prototype.dns = function (cb) {
943  var self = this
944  var record = self.c.record || {}
945  var done = multicb({pluck: 1, spread: true})
946  var elCb = done()
947  self.wrap([
948    h('div',
949      h('p',
950        h('ins', {title: 'name'}, record.name), ' ',
951        h('span', {title: 'ttl'}, record.ttl), ' ',
952        h('span', {title: 'class'}, record.class), ' ',
953        h('span', {title: 'type'}, record.type)
954      ),
955      h('pre', {title: 'data'},
956        JSON.stringify(record.data || record.value, null, 2)),
957      !self.c.branch ? null : h('div',
958        'replaces: ', u.toArray(self.c.branch).map(function (id, i) {
959          return [self.link1(id, done()), i === 0 ? ', ' : '']
960        })
961      )
962    )
963  ], elCb)
964  done(cb)
965}
966
967RenderMsg.prototype.wifiNetwork = function (cb) {
968  var net = this.c.network || {}
969  this.wrap([
970    h('div', 'wifi network'),
971    h('table',
972      Object.keys(net).map(function (key) {
973        return h('tr',
974          h('td', key),
975          h('td', h('pre', JSON.stringify(net[key]))))
976      })
977    ),
978  ], cb)
979}
980
981RenderMsg.prototype.mutualCredit = function (cb) {
982  var self = this
983  var currency = String(self.c.currency)
984  self.link(self.c.account, function (err, a) {
985    if (err) return cb(err)
986    self.wrapMini([
987      'credits ', a || '?', ' ',
988      h('code', self.c.amount), ' ',
989      currency[0] === '#'
990        ? h('a', {href: self.toUrl(currency)}, currency)
991        : h('ins', currency),
992      self.c.memo ? [' for ', h('q', self.c.memo)] : ''
993    ], cb)
994  })
995}
996
997RenderMsg.prototype.mutualAccount = function (cb) {
998  return this.object(cb)
999}
1000
1001RenderMsg.prototype.gathering = function (cb) {
1002  this.wrapMini('gathering', cb)
1003}
1004
1005function unwrapP(html) {
1006  return String(html).replace(/^<p>(.*)<\/p>\s*$/, function ($0, $1) {
1007    return $1
1008  })
1009}
1010
1011RenderMsg.prototype.micro = function (cb) {
1012  var el = h('span', {innerHTML: unwrapP(this.markdown())})
1013  this.wrapMini(el, cb)
1014}
1015
1016function hJoin(els, seperator, lastSeparator) {
1017  return els.map(function (el, i) {
1018    return [i === 0 ? '' : i === els.length-1 ? lastSeparator : seperator, el]
1019  })
1020}
1021
1022function asNpmReadme(readme) {
1023  if (!readme || readme === 'ERROR: No README data found!') return
1024  return u.ifString(readme)
1025}
1026
1027function singleValue(obj) {
1028  if (!obj || typeof obj !== 'object') return obj
1029  var keys = Object.keys(obj)
1030  if (keys.length === 1) return obj[keys[0]]
1031}
1032
1033function ifDifferent(obj, value) {
1034  if (singleValue(obj) !== value) return obj
1035}
1036
1037RenderMsg.prototype.npmPublish = function (cb) {
1038  var self = this
1039  var render = self.render
1040  var pkg = self.c.meta || {}
1041  var pkgReadme = asNpmReadme(pkg.readme)
1042  var pkgDescription = u.ifString(pkg.description)
1043
1044  var versions = Object.keys(pkg.versions || {})
1045  var singleVersion = versions.length === 1 ? versions[0] : null
1046  var singleRelease = singleVersion && pkg.versions[singleVersion]
1047  var singleReadme = singleRelease && asNpmReadme(singleRelease.readme)
1048
1049  var distTags = pkg['dist-tags'] || {}
1050  var distTagged = {}
1051  for (var distTag in distTags)
1052    if (distTag !== 'latest')
1053      distTagged[distTags[distTag]] = distTag
1054
1055  self.links(self.c.previousPublish, function (err, prevLinks) {
1056    if (err) return cb(err)
1057    self.wrap([
1058      h('div',
1059        'published ',
1060        h('u', pkg.name), ' ',
1061        hJoin(versions.map(function (version) {
1062          var distTag = distTagged[version]
1063          return [h('b', version), distTag ? [' (', h('i', distTag), ')'] : '']
1064        }), ', ')
1065      ),
1066      pkgDescription ? h('div',
1067        // TODO: make mdInline use custom emojis
1068        h('q', {innerHTML: unwrapP(render.markdown(pkgDescription))})) : '',
1069      prevLinks.length ? h('div', 'previous: ', prevLinks) : '',
1070      pkgReadme && pkgReadme !== singleReadme ?
1071        h('blockquote', {innerHTML: render.markdown(pkgReadme)}) : '',
1072      versions.map(function (version, i) {
1073        var release = pkg.versions[version] || {}
1074        var license = u.ifString(release.license)
1075        var author = ifDifferent(release.author, self.msg.value.author)
1076        var description = u.ifString(release.description)
1077        var readme = asNpmReadme(release.readme)
1078        var keywords = u.toArray(release.keywords).map(u.ifString)
1079        var dist = release.dist || {}
1080        var size = u.ifNumber(dist.size)
1081        return [
1082          h > 0 ? h('br') : '',
1083          version !== singleVersion ? h('div', 'version: ', version) : '',
1084          author ? h('div', 'author: ', render.npmAuthorLink(author)) : '',
1085          license ? h('div', 'license: ', h('code', license)) : '',
1086          keywords.length ? h('div', 'keywords: ', keywords.join(', ')) : '',
1087          size ? h('div', 'size: ', render.formatSize(size)) : '',
1088          description && description !== pkgDescription ?
1089            h('div', h('q', {innerHTML: render.markdown(description)})) : '',
1090          readme ? h('blockquote', {innerHTML: render.markdown(readme)}) : ''
1091        ]
1092      })
1093    ], cb)
1094  })
1095}
1096
1097RenderMsg.prototype.npmPackages = function (cb) {
1098  var self = this
1099  var done = multicb({pluck: 1, spread: true})
1100  var elCb = done()
1101  function renderIdLink(id) {
1102    return [h('a', {href: self.toUrl(id)}, truncate(id, 8)), ' ']
1103  }
1104  self.render.npmPackageMentions(self.c.mentions, function (err, el) {
1105    if (err) return cb(err)
1106    var dependencyLinks = u.toArray(self.c.dependencyBranch)
1107    var versionLinks = u.toArray(self.c.versionBranch)
1108    self.wrap(h('div', [
1109      el,
1110      dependencyLinks.length ? h('div',
1111        'dependencies via: ', dependencyLinks.map(renderIdLink)
1112      ) : '',
1113      versionLinks.length ? h('div',
1114        'previous versions: ', versionLinks.map(renderIdLink)
1115      ) : ''
1116    ]), elCb)
1117    return done(cb)
1118  })
1119}
1120
1121RenderMsg.prototype.npmPrebuilds = function (cb) {
1122  var self = this
1123  self.render.npmPrebuildMentions(self.c.mentions, function (err, el) {
1124    if (err) return cb(err)
1125    self.wrap(el, cb)
1126  })
1127}
1128
1129RenderMsg.prototype.npmPublishTitle = function (cb) {
1130  var pkg = this.c.meta || {}
1131  var name = pkg.name || pkg._id || '?'
1132
1133  var taggedVersions = {}
1134  for (var version in pkg.versions || {})
1135    taggedVersions[version] = []
1136
1137  var distTags = pkg['dist-tags'] || {}
1138  for (var distTag in distTags) {
1139    if (distTag === 'latest') continue
1140    var version = distTags[distTag] || '?'
1141    var tags = taggedVersions[version] || (taggedVersions[version] = [])
1142    tags.push(distTag)
1143  }
1144
1145  cb(null, name + '@' + Object.keys(taggedVersions).map(function (version) {
1146    var tags = taggedVersions[version]
1147    return (tags.length ? tags.join(',') + ':' : '') + version
1148  }).join(','))
1149}
1150
1151function expandDigitToSpaces(n) {
1152  return '         '.substr(-n)
1153}
1154
1155function parseFenRank (line) {
1156  return line.replace(/\d/g, expandDigitToSpaces).split('')
1157}
1158
1159function parseChess(fen) {
1160  var fields = String(fen).split(/\s+/)
1161  var ranks = fields[0].split('/')
1162  var f2 = fields[2] || ''
1163  return {
1164    board: ranks.map(parseFenRank),
1165    /*
1166    nextMove: fields[1] === 'b' ? 'black'
1167            : fields[1] === 'w' ? 'white' : 'unknown',
1168    castling: f2 === '-' ? {} : {
1169      w: {
1170        k: 0 < f2.indexOf('K'),
1171        q: 0 < f2.indexOf('Q'),
1172      },
1173      b: {
1174        k: 0 < f2.indexOf('k'),
1175        q: 0 < f2.indexOf('q'),
1176      }
1177    },
1178    enpassantTarget: fields[3] === '-' ? null : fields[3],
1179    halfmoves: Number(fields[4]),
1180    fullmoves: Number(fields[5]),
1181    */
1182  }
1183}
1184
1185var chessSymbols = {
1186  ' ': [' ', ''],
1187  P: ['♙', 'white', 'pawn'],
1188  N: ['♘', 'white', 'knight'],
1189  B: ['♗', 'white', 'bishop'],
1190  R: ['♖', 'white', 'rook'],
1191  Q: ['♕', 'white', 'queen'],
1192  K: ['♔', 'white', 'king'],
1193  p: ['♟', 'black', 'pawn'],
1194  n: ['♞', 'black', 'knight'],
1195  b: ['♝', 'black', 'bishop'],
1196  r: ['♜', 'black', 'rook'],
1197  q: ['♛', 'black', 'queen'],
1198  k: ['♚', 'black', 'king'],
1199}
1200
1201function chessPieceName(c) {
1202  return chessSymbols[c] && chessSymbols[c][2] || '?'
1203}
1204
1205function renderChessSymbol(c, loc) {
1206  var info = chessSymbols[c] || ['?', '', 'unknown']
1207  return h('span.symbol', {
1208    title: info[1] + ' ' + info[2] + (loc ? ' at ' + loc : '')
1209  }, info[0])
1210}
1211
1212function chessLocToIdxs(loc) {
1213  var m = /^([a-h])([1-8])$/.exec(loc)
1214  if (m) return [8 - m[2], m[1].charCodeAt(0) - 97]
1215}
1216
1217function lookupPiece(board, loc) {
1218  var idxs = chessLocToIdxs(loc)
1219  return idxs && board[idxs[0]] && board[idxs[0]][idxs[1]]
1220}
1221
1222function chessIdxsToLoc(i, j) {
1223  return 'abcdefgh'[j] + (8-i)
1224}
1225
1226RenderMsg.prototype.chessBoard = function (board) {
1227  if (!board) return ''
1228  return h('table.chess-board',
1229    board.map(function (rank, i) {
1230      return h('tr', rank.map(function (piece, j) {
1231        var dark = (i ^ j) & 1
1232        return h('td', {
1233          class: 'chess-square chess-square-' + (dark ? 'dark' : 'light'),
1234        }, renderChessSymbol(piece, chessIdxsToLoc(i, j)))
1235      }))
1236    })
1237  )
1238}
1239
1240RenderMsg.prototype.chessMove = function (cb) {
1241  var self = this
1242  var c = self.c
1243  var fen = c.fen && c.fen.length === 2 ? c.pgnMove : c.fen
1244  var game = parseChess(fen)
1245  var piece = game && lookupPiece(game.board, c.dest)
1246  self.link(self.c.root, function (err, rootLink) {
1247    if (err) return cb(err)
1248    self.wrap([
1249      h('div', h('small', '> ', rootLink)),
1250      h('p',
1251        // 'player ', (c.ply || ''), ' ',
1252        'moved ', (piece ? renderChessSymbol(piece) : ''), ' ',
1253        'from ', c.orig, ' ',
1254        'to ', c.dest
1255      ),
1256      self.chessBoard(game.board)
1257    ], cb)
1258  })
1259}
1260
1261RenderMsg.prototype.chessInvite = function (cb) {
1262  var self = this
1263  var myColor = self.c.myColor
1264  self.link(self.c.inviting, function (err, link) {
1265    if (err) return cb(err)
1266    self.wrap([
1267      'invites ', link, ' to play chess',
1268      // myColor ? h('p', 'my color is ' + myColor) : ''
1269    ], cb)
1270  })
1271}
1272
1273RenderMsg.prototype.chessInviteTitle = function (cb) {
1274  var self = this
1275  var done = multicb({pluck: 1, spread: true})
1276  self.getName(self.c.inviting, done())
1277  self.getName(self.msg.value.author, done())
1278  done(function (err, inviteeLink, inviterLink) {
1279    if (err) return cb(err)
1280    self.wrap([
1281      'chess: ', inviterLink, ' vs. ', inviteeLink
1282    ], cb)
1283  })
1284}
1285
1286RenderMsg.prototype.chessInviteAccept = function (cb) {
1287  var self = this
1288  self.link(self.c.root, function (err, rootLink) {
1289    if (err) return cb(err)
1290    self.wrap([
1291      h('div', h('small', '> ', rootLink)),
1292      h('p', 'accepts invitation to play chess')
1293    ], cb)
1294  })
1295}
1296
1297RenderMsg.prototype.chessGameEnd = function (cb) {
1298  var self = this
1299  var c = self.c
1300  if (c.status === 'resigned') return self.link(self.c.root, function (err, rootLink) {
1301    if (err) return cb(err)
1302    self.wrap([
1303      h('div', h('small', '> ', rootLink)),
1304      h('p', h('strong', 'resigned'))
1305    ], cb)
1306  })
1307
1308  var fen = c.fen && c.fen.length === 2 ? c.pgnMove : c.fen
1309  var game = parseChess(fen)
1310  var piece = game && lookupPiece(game.board, c.dest)
1311  var done = multicb({pluck: 1, spread: true})
1312  self.link(self.c.root, done())
1313  self.link(self.c.winner, done())
1314  done(function (err, rootLink, winnerLink) {
1315    if (err) return cb(err)
1316    self.wrap([
1317      h('div', h('small', '> ', rootLink)),
1318      h('p',
1319        'moved ', (piece ? renderChessSymbol(piece) : ''), ' ',
1320        'from ', c.orig, ' ',
1321        'to ', c.dest
1322      ),
1323      h('p',
1324        h('strong', self.c.status), '. winner: ', h('strong', winnerLink)),
1325      self.chessBoard(game.board)
1326    ], cb)
1327  })
1328}
1329
1330RenderMsg.prototype.chessChat = function (cb) {
1331  var self = this
1332  self.link(self.c.root, function (err, rootLink) {
1333    if (err) return cb(err)
1334    self.wrap([
1335      h('div', h('small', '> ', rootLink)),
1336      h('p', self.c.msg)
1337    ], cb)
1338  })
1339}
1340
1341RenderMsg.prototype.chessMove = function (cb) {
1342  if (this.opts.full) return this.chessMoveFull(cb)
1343  return this.chessMoveMini(cb)
1344}
1345
1346RenderMsg.prototype.chessMoveFull = function (cb) {
1347  var self = this
1348  var c = self.c
1349  var fen = c.fen && c.fen.length === 2 ? c.pgnMove : c.fen
1350  var game = parseChess(fen)
1351  var piece = game && lookupPiece(game.board, c.dest)
1352  self.link(self.c.root, function (err, rootLink) {
1353    if (err) return cb(err)
1354    self.wrap([
1355      h('div', h('small', '> ', rootLink)),
1356      h('p',
1357        // 'player ', (c.ply || ''), ' ',
1358        'moved ', (piece ? renderChessSymbol(piece) : ''), ' ',
1359        'from ', c.orig, ' ',
1360        'to ', c.dest
1361      ),
1362      self.chessBoard(game.board)
1363    ], cb)
1364  })
1365}
1366
1367RenderMsg.prototype.chessMoveMini = function (cb) {
1368  var self = this
1369  var c = self.c
1370  var fen = c.fen && c.fen.length === 2 ? c.pgnMove : c.fen
1371  var game = parseChess(fen)
1372  var piece = game && lookupPiece(game.board, c.dest)
1373  self.link(self.c.root, function (err, rootLink) {
1374    if (err) return cb(err)
1375    self.wrapMini([
1376      'moved ', chessPieceName(piece), ' ',
1377      'to ', c.dest
1378    ], cb)
1379  })
1380}
1381
1382RenderMsg.prototype.acmeChallengesHttp01 = function (cb) {
1383  var self = this
1384  self.wrapMini(h('span',
1385    'serves ',
1386    hJoin(u.toArray(self.c.challenges).map(function (challenge) {
1387      return h('a', {
1388        href: 'http://' + challenge.domain +
1389          '/.well-known/acme-challenge/' + challenge.token,
1390        title: challenge.keyAuthorization,
1391      }, challenge.domain)
1392    }), ', ', ', and ')
1393  ), cb)
1394}
1395
1396RenderMsg.prototype.bookclub = function (cb) {
1397  var self = this
1398  var props = self.c.common || self.c
1399  var images = u.toLinkArray(props.image || props.images)
1400  self.wrap(h('table', h('tr',
1401    h('td',
1402      images.map(function (image) {
1403        return h('a', {href: self.render.toUrl(image.link)}, h('img', {
1404          src: self.render.imageUrl(image.link),
1405          alt: image.name || ' ',
1406          width: 180,
1407        }))
1408      })),
1409    h('td',
1410      h('h4', props.title),
1411      props.authors ?
1412        h('p', h('em', props.authors))
1413        : '',
1414      props.description
1415        ? h('div', {innerHTML: self.render.markdown(props.description)})
1416        : ''
1417    )
1418  )), cb)
1419}
1420
1421RenderMsg.prototype.bookclubTitle = function (cb) {
1422  var props = this.c.common || this.c
1423  cb(null, props.title || 'book')
1424}
1425
1426RenderMsg.prototype.sombrioPosition = function () {
1427  return h('span', '[' + this.c.position + ']')
1428}
1429
1430RenderMsg.prototype.sombrioWall = function (cb) {
1431  var self = this
1432  self.wrapMini(h('span',
1433    self.sombrioPosition(),
1434    ' wall'
1435  ), cb)
1436}
1437
1438RenderMsg.prototype.sombrioTombstone = function (cb) {
1439  var self = this
1440  self.wrapMini(h('span',
1441    self.sombrioPosition(),
1442    ' tombstone'
1443  ), cb)
1444}
1445
1446RenderMsg.prototype.sombrioScore = function (cb) {
1447  var self = this
1448  self.wrapMini(h('span',
1449    'scored ',
1450    h('ins', self.c.score)
1451  ), cb)
1452}
1453
1454RenderMsg.prototype.blog = function (cb) {
1455  var self = this
1456  var blogId = u.linkDest(self.c.blog)
1457  var imgId = u.linkDest(self.c.thumbnail)
1458  var imgLink = imgId ? u.toLinkArray(self.c.mentions).filter(function (link) {
1459    return link.link === imgId
1460  })[0] || u.toLink(self.c.thumbnail) : null
1461  self.wrapMini(h('table', h('tr',
1462    h('td',
1463      imgId ? h('img', {
1464        src: self.render.imageUrl(imgId),
1465        alt: (imgLink.name || '')
1466          + (imgLink.size != null ? ' (' + self.render.formatSize(imgLink.size) + ')' : ''),
1467        width: 180,
1468      }) : 'blog'),
1469    h('td',
1470      blogId ? h('h3', h('a', {href: self.render.toUrl('/markdown/' + blogId)},
1471        self.c.title || self.msg.key)) : '',
1472      self.c.summary || '')
1473  )), cb)
1474}
1475
1476RenderMsg.prototype.imageMap = function (cb) {
1477  var self = this
1478  var imgLink = u.toLink(self.c.image)
1479  var imgRef = imgLink && imgLink.link
1480  var mapName = 'map' + token()
1481  self.wrap(h('div', [
1482    h('map', {name: mapName},
1483      u.toArray(self.c.areas).map(function (areaLink) {
1484        var href = areaLink && self.toUrl(areaLink.link)
1485        return href ? h('area', {
1486          shape: String(areaLink.shape),
1487          coords: String(areaLink.coords),
1488          href: href,
1489        }) : ''
1490      })
1491    ),
1492    imgRef && imgRef[0] === '&' ? h('img', {
1493      src: self.render.imageUrl(imgRef),
1494      width: Number(imgLink.width) || undefined,
1495      height: Number(imgLink.height) || undefined,
1496      alt: String(imgLink.name || ''),
1497      usemap: '#' + mapName,
1498    }) : ''
1499  ]), cb)
1500}
1501
1502RenderMsg.prototype.skillCreate = function (cb) {
1503  var self = this
1504  self.wrapMini(h('span',
1505    ' created skill ',
1506    h('ins', self.c.name)
1507  ), cb)
1508}
1509
1510RenderMsg.prototype.ideaCreate = function (cb) {
1511  var self = this
1512  self.wrapMini(h('span',
1513    ' has an idea'
1514  ), cb)
1515}
1516
1517RenderMsg.prototype.identitySkillAssign = function (cb) {
1518  var self = this
1519  self.link(self.c.skillKey, function (err, a) {
1520    self.wrapMini(h('span',
1521      self.c.action === 'assign' ? 'assigns '
1522        : self.c.action === 'unassign' ? 'unassigns '
1523        : h('code', self.c.action), ' ',
1524      'skill ', a
1525    ), cb)
1526  })
1527}
1528
1529RenderMsg.prototype.ideaSkillAssign = function (cb) {
1530  var self = this
1531  var done = multicb({pluck: 1, spread: true})
1532  self.link(self.c.skillKey, done())
1533  self.link(self.c.ideaKey, done())
1534  done(function (err, skillA, ideaA) {
1535    self.wrapMini(h('span',
1536      self.c.action === 'assign' ? 'assigns '
1537        : self.c.action === 'unassign' ? 'unassigns '
1538        : h('code', self.c.action), ' ',
1539      'skill ', skillA,
1540      ' to idea ',
1541      ideaA
1542    ), cb)
1543  })
1544}
1545
1546RenderMsg.prototype.ideaAssocate = function (cb) {
1547  var self = this
1548  self.link(self.c.ideaKey, function (err, a) {
1549    self.wrapMini(h('span',
1550      self.c.action === 'associate' ? 'associates with '
1551        : self.c.action === 'disassociate' ? 'disassociates with '
1552        : h('code', self.c.action), ' ',
1553      'idea ', a
1554    ), cb)
1555  })
1556}
1557
1558RenderMsg.prototype.ideaHat = function (cb) {
1559  var self = this
1560  self.link(self.c.ideaKey, function (err, a) {
1561    self.wrapMini(h('span',
1562      self.c.action === 'take' ? 'takes '
1563        : self.c.action === 'discard' ? 'discards '
1564        : h('code', self.c.action), ' ',
1565      'idea ', a
1566    ), cb)
1567  })
1568}
1569
1570RenderMsg.prototype.ideaUpdate = function (cb) {
1571  var self = this
1572  var done = multicb({pluck: 1, spread: true})
1573  var props = {}
1574  for (var k in self.c) {
1575    if (k !== 'ideaKey' && k !== 'type' && k !== 'talenet-version') {
1576      props[k] = self.c[k]
1577    }
1578  }
1579  var keys = Object.keys(props).sort().join()
1580
1581  if (keys === 'title') {
1582    return self.wrapMini(h('span',
1583      'titles idea ',
1584      h('a', {href: self.toUrl(self.c.ideaKey)}, props.title)
1585    ), cb)
1586  }
1587
1588  if (keys === 'description') {
1589    return self.link(self.c.ideaKey, function (err, a) {
1590      self.wrap(h('div',
1591        'describes idea ', a, ':',
1592        h('blockquote', {innerHTML: self.render.markdown(props.description)})
1593      ), cb)
1594    })
1595  }
1596
1597  if (keys === 'description,title') {
1598    return self.wrap(h('div',
1599      'describes idea ',
1600      h('a', {href: self.toUrl(self.c.ideaKey)}, props.title),
1601      ':',
1602      h('blockquote', {innerHTML: self.render.markdown(props.description)})
1603    ), cb)
1604  }
1605
1606  self.link(self.c.ideaKey, done())
1607  var table = self.valueTable(props, 1, done())
1608  done(function (err, ideaA) {
1609    self.wrap(h('div', [
1610      'updates idea ', ideaA,
1611      table
1612    ]), cb)
1613  })
1614}
1615
1616RenderMsg.prototype.ideaComment = function (cb) {
1617  var self = this
1618  var done = multicb({pluck: 1, spread: true})
1619  self.link(self.c.ideaKey, done())
1620  self.link(self.c.commentKey, done())
1621  done(function (err, ideaLink, commentLink) {
1622    if (err) return self.wrap(u.renderError(err), cb)
1623    self.wrap(h('div', [
1624      ideaLink ? h('div', h('small', h('span.symbol', '→'), ' idea ', ideaLink)) : '',
1625      commentLink ? h('div', h('small', h('span.symbol', '↳'), ' comment ', commentLink)) : '',
1626      self.c.text ?
1627        h('div', {innerHTML: self.render.markdown(self.c.text)}) : ''
1628    ]), cb)
1629  })
1630}
1631
1632RenderMsg.prototype.aboutResource = function (cb) {
1633  var self = this
1634  return self.wrap(h('div',
1635    'describes resource ',
1636    h('a', {href: self.toUrl(self.c.about)}, self.c.name),
1637    ':',
1638    h('blockquote', {innerHTML: self.render.markdown(self.c.description)})
1639  ), cb)
1640}
1641

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