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cel / patchfoo



Tree: ca0b63df96c204a60774b625d7a73ca4c5049721

Files: ca0b63df96c204a60774b625d7a73ca4c5049721 / lib / render-msg.js

76598 bytesRaw
1var h = require('hyperscript')
2var htime = require('human-time')
3var multicb = require('multicb')
4var u = require('./util')
5var mdInline = require('./markdown-inline')
6var ssbKeys = require('ssb-keys')
7var qs = require('querystring')
8
9module.exports = RenderMsg
10
11function RenderMsg(render, app, msg, opts) {
12  this.render = render
13  this.app = app
14  this.msg = msg
15  this.serve = opts.serve
16  this.value = msg && msg.value || {}
17  var content = this.value.content
18  this.c = content || {}
19  this.isMissing = !content
20  this.hasFullLink =
21    this.c.type === 'chess_move' ||
22    this.c.type === 'ssb_chess_move'
23
24  if (typeof opts === 'boolean') opts = {raw: opts}
25  this.opts = opts || {}
26  this.shouldWrap = this.opts.wrap !== false
27}
28
29RenderMsg.prototype.getMsg = function (id, cb) {
30  if (!id) return cb()
31  return this.serve
32    ? this.serve.getMsgDecryptedMaybeOoo(id, cb)
33    : this.app.getMsgDecryptedOoo(id, cb)
34}
35
36RenderMsg.prototype.toUrl = function (href) {
37  return this.render.toUrl(href)
38}
39
40RenderMsg.prototype.linkify = function (text, opts) {
41  return this.render.linkify(text, opts)
42}
43
44RenderMsg.prototype.raw = function (cb) {
45  // linkify various things in the JSON. TODO: abstract this better
46
47  // clone the message for linkifying
48  var m = {}, k
49  for (k in this.msg) m[k] = this.msg[k]
50  m.value = {}
51  for (k in this.msg.value) m.value[k] = this.msg.value[k]
52  var tokens = {}
53  var isTokenNotString = {}
54
55  // link to feed starting from this message
56  if (m.value.sequence) {
57    var tok = u.token()
58    tokens[tok] = h('a', {href:
59      this.toUrl(m.value.author + '?gt=' + (m.value.sequence-1))},
60      m.value.sequence)
61    isTokenNotString[tok] = true
62    m.value.sequence = tok
63  }
64
65  if (typeof m.value.content === 'object' && m.value.content != null) {
66    var c = m.value.content = {}
67    for (k in this.c) c[k] = this.c[k]
68
69    // link to messages of same type
70    tok = u.token()
71    tokens[tok] = h('a', {href: this.toUrl('/type/' + c.type)}, c.type)
72    c.type = tok
73
74    // link to channel
75    if (c.channel) {
76      tok = u.token()
77      tokens[tok] = h('a', {href: this.toUrl('#' + c.channel)}, c.channel)
78      c.channel = tok
79    }
80
81    // link to hashtags
82    // TODO: recurse
83    for (var k in c) {
84      if (!c[k] || c[k][0] !== '#') continue
85      tok = u.token()
86      tokens[tok] = h('a', {href: this.toUrl(c[k])}, c[k])
87      c[k] = tok
88    }
89  }
90
91  // link refs
92  var els = this.linkify(JSON.stringify(m, 0, 2))
93
94  // stitch it all together
95  for (var i = 0; i < els.length; i++) {
96    if (typeof els[i] === 'string') {
97      for (var tok in tokens) {
98        if (els[i].indexOf(tok) !== -1) {
99          var delim = isTokenNotString[tok] ? '"' + tok + '"' : tok
100          var parts = els[i].split(delim)
101          els.splice(i, 1, parts[0], tokens[tok], parts[1])
102          continue
103        }
104      }
105    }
106  }
107  this.wrap(h('pre', els), cb)
108}
109
110RenderMsg.prototype.wrap = function (content, cb) {
111  if (!this.shouldWrap) return cb(null, content)
112  var ts = this.msg.value.timestamp
113  var date = ts ? new Date(ts) : null
114  var self = this
115  var channel = this.c.channel ? '#' + this.c.channel : ''
116  var done = multicb({pluck: 1, spread: true})
117  done()(null, [h('tr.msg-row',
118    h('td.msg-left',
119      h('div', this.render.avatarImage(this.msg.value.author, done())),
120      h('div', this.render.idLink(this.msg.value.author, done())),
121      this.recpsLine(done())
122    ),
123    h('td.msg-main',
124      h('div.msg-header',
125        date ? [h('a.ssb-timestamp', {
126          title: date.toLocaleString(),
127          href: this.msg.key ? this.toUrl(this.msg.key) : undefined
128        }, htime(date)), ' '] : '',
129        h('code', h('a.ssb-id', {
130          href: this.toUrl(this.msg.key) +
131            (this.hasFullLink && this.opts.full ? '?full' : '')
132        }, this.msg.key)),
133        channel ? [' ', h('a', {href: this.toUrl(channel)}, channel)] : '')),
134    h('td.msg-right', this.actions())
135  ), h('tr',
136    h('td.msg-content', {colspan: 3},
137      this.issues(done()),
138      this.c.contentWarning ? [
139        h('details', [
140          h('summary', 'Content warning: ' + mdInline(this.c.contentWarning)),
141          content
142        ])
143      ] : content)
144  )])
145  done(cb)
146}
147
148RenderMsg.prototype.wrapMini = function (content, cb) {
149  if (!this.shouldWrap) return cb(null, content)
150  var ts = this.value.timestamp
151  var date = ts ? new Date(ts) : null
152  var self = this
153  var channel = this.c.channel ? '#' + this.c.channel : ''
154  var done = multicb({pluck: 1, spread: true})
155  done()(null, h('tr.msg-row',
156    h('td.msg-left',
157      this.render.idLink(this.value.author, done()), ' ',
158      this.recpsLine(done()),
159      channel ? [h('a', {href: this.toUrl(channel)}, channel), ' '] : ''),
160    h('td.msg-main',
161      date ? [h('a.ssb-timestamp', {
162        title: date.toLocaleString(),
163        href: this.msg.key ? this.toUrl(this.msg.key) : undefined
164      }, htime(date)), ' '] : '',
165      this.issues(done()),
166      this.c.contentWarning ? [
167        h('details', [
168          h('summary', 'Content warning: ' + mdInline(this.c.contentWarning)),
169          content
170        ])
171      ] : content),
172    h('td.msg-right', this.actions(true))
173  ))
174  done(cb)
175}
176
177RenderMsg.prototype.actions = function (mini) {
178  var lastMove
179  return this.msg.key ?
180    h('form', {method: 'post', action: ''},
181      this.msg.rel ? [this.msg.rel, ' '] : '',
182      this.opts.withGt && this.msg.timestamp ? [
183        h('a', {href: '?gt=' + this.msg.timestamp}, '↓'), ' '] : '',
184      mini ? u.toLinkArray(this.c.branch).map(function (link) {
185        return [h('a', {href: this.toUrl(link.link), title: link.link},
186          h('small.symbol', '↳')), ' ']
187      }.bind(this)) : '',
188      this.c.type === 'edit' ? [
189        h('a', {href: this.toUrl('/edit-diff/' + encodeURIComponent(this.msg.key)),
190          title: 'view post edit diff'}, 'diff'), ' '] :
191      this.c.type === 'about' && typeof this.c.description === 'string' ? [
192        h('a', {href: this.toUrl('/about-diff/' + encodeURIComponent(this.msg.key)),
193          title: 'view about description diff'}, 'diff'), ' '] : '',
194      this.c.type === 'gathering' ? [
195        h('a', {href: this.render.toUrl('/about/' + encodeURIComponent(this.msg.key))}, 'about'), ' '] : '',
196      this.c.type === 'ssb-igo' && (lastMove = this.c.values[0] && this.c.values[0].lastMove) ? [
197        h('a', {href: this.render.toUrl(lastMove)}, 'previous'), ' '] : '',
198      this.hasFullLink ? [
199        h('a', {href: this.toUrl(this.msg.key) + '?full',
200          title: 'view full game board'}, 'full'), ' '] : '',
201      typeof this.c.text === 'string' ? [
202        h('a', {href: this.toUrl(this.msg.key) + '?raw=md',
203          title: 'view markdown source'}, 'md'), ' '] : '',
204      h('a', {href: this.toUrl(this.msg.key) + '?raw',
205        title: 'view raw message'}, 'raw'), ' ',
206      this.buttonsCommon(),
207      this.c.type === 'gathering' ? [this.attendButton(), ' '] : '',
208      this.voteButton('dig')
209  ) : [
210    this.msg.rel ? [this.msg.rel, ' '] : ''
211  ]
212}
213
214RenderMsg.prototype.sync = function (cb) {
215  cb(null, h('tr.msg-row', h('td', {colspan: 3},
216    h('hr')
217  )))
218}
219
220RenderMsg.prototype.recpsLine = function (cb) {
221  if (!this.value.private) return cb(), ''
222  var author = this.value.author
223  var recps = u.toArray(this.c.recps)
224  var recpsNotAuthor = recps.filter(function (link) {
225    return u.linkDest(link) !== author
226  })
227  var isAuthorRecp = recpsNotAuthor.length < recps.length
228  return this.render.privateLine(recpsNotAuthor, isAuthorRecp, cb)
229}
230
231RenderMsg.prototype.recpsIds = function () {
232  return this.value.private
233    ? u.toArray(this.c.recps).map(u.linkDest)
234    : []
235}
236
237RenderMsg.prototype.buttonsCommon = function () {
238  var c = this.msg.value.content
239  var chan = c && c.channel
240  var recps = this.recpsIds()
241  return [
242    chan ? h('input', {type: 'hidden', name: 'channel', value: chan}) : '',
243    h('input', {type: 'hidden', name: 'link', value: this.msg.key}),
244    h('input', {type: 'hidden', name: 'recps', value: recps.join(',')})
245  ]
246}
247
248RenderMsg.prototype.voteButton = function (expression) {
249  var chan = this.msg.value.content.channel
250  var root = this.msg.threadRoot
251  var branches = u.toArray(this.msg.threadBranches)
252  return [
253    h('input', {type: 'hidden', name: 'vote_value', value: 1}),
254    h('input', {type: 'hidden', name: 'vote_expression', value: expression}),
255    root ? h('input', {type: 'hidden', name: 'root', value: root}) : '',
256    branches.length ? h('input', {type: 'hidden', name: 'branches', value: branches.join(',')}) : '',
257    h('input', {type: 'submit', name: 'action_vote', value: expression})]
258}
259
260RenderMsg.prototype.attendButton = function () {
261  var chan = this.msg.value.content.channel
262  return [
263    h('input', {type: 'submit', name: 'action_attend', value: 'attend'})
264  ]
265}
266
267RenderMsg.prototype.message = function (cb) {
268  if (this.opts.raw) return this.raw(cb)
269  if (this.msg.sync) return this.sync(cb)
270  if (typeof this.c === 'string') return this.encrypted(cb)
271  if (this.isMissing) return this.missing(cb)
272  switch (this.c.type) {
273    case 'post': return this.post(cb)
274    case 'ferment/like':
275    case 'robeson/like':
276    case 'vote': return this.vote(cb)
277    case 'about': return this.about(cb)
278    case 'contact': return this.contact(cb)
279    case 'pub': return this.pub(cb)
280    case 'channel': return this.channel(cb)
281    case 'git-repo': return this.gitRepo(cb)
282    case 'git-update': return this.gitUpdate(cb)
283    case 'pull-request': return this.gitPullRequest(cb)
284    case 'issue': return this.issue(cb)
285    case 'issue-edit': return this.issueEdit(cb)
286    case 'music-release-cc': return this.musicRelease(cb)
287    case 'ssb-dns': return this.dns(cb)
288    case 'gathering': return this.gathering(cb)
289    case 'micro': return this.micro(cb)
290    case 'audio': return this.audio(cb)
291    case 'ferment/audio':
292    case 'robeson/audio':
293      return this.fermentAudio(cb)
294    case 'ferment/repost':
295    case 'robeson/repost':
296      return this.repost(cb)
297    case 'ferment/update':
298    case 'robeson/update':
299      return this.update(cb)
300    case 'chess_invite':
301    case 'ssb_chess_invite':
302      return this.chessInvite(cb)
303    case 'chess_invite_accept':
304    case 'ssb_chess_invite_accept':
305      return this.chessInviteAccept(cb)
306    case 'chess_move':
307    case 'ssb_chess_move':
308      return this.chessMove(cb)
309    case 'chess_game_end':
310    case 'ssb_chess_game_end':
311      return this.chessGameEnd(cb)
312    case 'chess_chat':
313      return this.chessChat(cb)
314    case 'wifi-network': return this.wifiNetwork(cb)
315    case 'mutual/credit': return this.mutualCredit(cb)
316    case 'mutual/account': return this.mutualAccount(cb)
317    case 'npm-publish': return this.npmPublish(cb)
318    case 'npm-packages': return this.npmPackages(cb)
319    case 'npm-prebuilds': return this.npmPrebuilds(cb)
320    case 'acme-challenges-http-01': return this.acmeChallengesHttp01(cb)
321    case 'bookclub': return this.bookclub(cb)
322    case 'macaco_maluco-sombrio-wall': return this.sombrioWall(cb)
323    case 'macaco_maluco-sombrio-tombstone': return this.sombrioTombstone(cb)
324    case 'macaco_maluco-sombrio-score': return this.sombrioScore(cb)
325    case 'blog': return this.blog(cb)
326    case 'image-map': return this.imageMap(cb)
327    case 'talenet-identity-skill_assignment': return this.identitySkillAssign(cb)
328    case 'talenet-idea-skill_assignment': return this.ideaSkillAssign(cb)
329    case 'talenet-idea-create': return this.ideaCreate(cb)
330    case 'talenet-idea-association': return this.ideaAssocate(cb)
331    case 'talenet-skill-create': return this.skillCreate(cb)
332    case 'talenet-skill-similarity': return this.skillSimilarity(cb)
333    case 'talenet-idea-hat': return this.ideaHat(cb)
334    case 'talenet-idea-update': return this.ideaUpdate(cb)
335    case 'talenet-idea-comment':
336    case 'talenet-idea-comment_reply': return this.ideaComment(cb)
337    case 'about-resource': return this.aboutResource(cb)
338    case 'line-comment': return this.lineComment(cb)
339    case 'web-init': return this.webInit(cb)
340    case 'web-root': return this.webRoot(cb)
341    case 'poll': return this.poll(cb)
342    case 'poll-resolution': return this.pollResolution(cb)
343    case 'position': return this.position(cb)
344    case 'scat_message': return this.scat(cb)
345    case 'share': return this.share(cb)
346    case 'tag': return this.tag(cb)
347    case 'label': return this.label(cb)
348    case 'queue': return this.queue(cb)
349    case 'edit': return this.edit(cb)
350    case 'dark-crystal/shard': return this.shard(cb)
351    case 'invite': return this.invite(cb)
352    case 'ssb-igo': return this.igo(cb)
353    case 'address': return this.address(cb)
354    case 'pub-owner-announce': return this.pubOwnerAnnounce(cb)
355    case 'pub-owner-confirm': return this.pubOwnerConfirm(cb)
356    case 'user-invite':
357    case 'peer-invite': return this.peerInvite(cb)
358    case 'peer-invite/confirm': return this.peerInviteConfirm(cb)
359    case 'peer-invite/accept': return this.peerInviteAccept(cb)
360    default: return this.object(cb)
361  }
362}
363
364RenderMsg.prototype.encrypted = function (cb) {
365  this.wrapMini(this.render.lockIcon(), cb)
366}
367
368RenderMsg.prototype.markdown = function (cb) {
369  if (this.opts.markdownSource)
370    return this.markdownSource(this.c.text, this.c.mentions)
371
372  if (this.opts.dualMarkdown) {
373    var self = this
374    return h('table', {style: 'width: 100%'}, h('tr', [
375      h('td', {style: 'width: 50%'},
376        {innerHTML: this.render.markdown(this.c.text, this.c.mentions)}),
377      h('td', {style: 'width: 50%'},
378        {innerHTML: this.render.markdown(this.c.text, this.c.mentions,
379          {ssbcMd: true})})
380    ])).outerHTML
381  }
382
383  return this.render.markdown(this.c.text, this.c.mentions)
384}
385
386RenderMsg.prototype.markdownSource = function (text, mentions) {
387  return h('div',
388    h('pre', String(text)),
389    mentions ? [
390      h('div', h('em', 'mentions:')),
391      this.valueTable(mentions, 2, function () {})
392    ] : ''
393  ).innerHTML
394}
395
396RenderMsg.prototype.post = function (cb) {
397  var self = this
398  var done = multicb({pluck: 1, spread: true})
399  if (self.c.root === self.c.branch) done()()
400  else self.link(self.c.root, done())
401  self.links(self.c.branch, done())
402  self.links(self.c.fork, done())
403  done(function (err, rootLink, branchLinks, forkLinks) {
404    if (err) return self.wrap(u.renderError(err), cb)
405    self.wrap(h('div.ssb-post',
406      rootLink ? h('div', h('small', h('span.symbol', '→'), ' ', rootLink)) : '',
407      branchLinks.map(function (a, i) {
408        return h('div', h('small', h('span.symbol', '  ↳'), ' ', a))
409      }),
410      forkLinks.map(function (a, i) {
411        return h('div', h('small', h('span.symbol', '⑂'), ' ', a))
412      }),
413      typeof self.c.x === 'number' || typeof self.c.y === 'number' ? h('div', h('small', '[' + self.c.x + ', ' + self.c.y + ']')) : '',
414      self.c.tags ? h('div', h('small', 'tags: ', u.toArray(self.c.tags).map(function (tag, i) {
415        return [i > 0 ? ', ' : '', h('code', tag)]
416      }))) : '',
417      h('div.ssb-post-text', {innerHTML: self.markdown()})
418    ), cb)
419  })
420}
421
422RenderMsg.prototype.edit = function (cb) {
423  var self = this
424  var done = multicb({pluck: 1, spread: true})
425  if (self.c.root === self.c.branch) done()()
426  else self.link(self.c.root, done())
427  self.links(self.c.branch, done())
428  self.links(self.c.fork, done())
429  self.link(self.c.original, done())
430  if (self.c.updated === self.c.branch) done()()
431  else self.link(self.c.updated, done())
432  done(function (err, rootLink, branchLinks, forkLinks, originalLink, updatedLink) {
433    if (err) return self.wrap(u.renderError(err), cb)
434    self.wrap(h('div.ssb-post',
435      h('div', 'edit ', originalLink || ''),
436      rootLink ? h('div', h('small', h('span.symbol', '→'), ' ', rootLink)) : '',
437      updatedLink ? h('div', h('small', h('span.symbol', '  ↳'), ' ', updatedLink)) : '',
438      branchLinks.map(function (a, i) {
439        return h('div', h('small', h('span.symbol', '  ↳'), ' ', a))
440      }),
441      forkLinks.map(function (a, i) {
442        return h('div', h('small', h('span.symbol', '⑂'), ' ', a))
443      }),
444      h('blockquote.ssb-post-text', {innerHTML: self.markdown()})
445    ), cb)
446  })
447}
448
449RenderMsg.prototype.vote = function (cb) {
450  var self = this
451  var v = self.c.vote || self.c.like || {}
452  self.link(v, function (err, a) {
453    if (err) return cb(err)
454    self.wrapMini([
455      v.value > 0 ? 'dug' : v.value < 0 ? 'downvoted' : 'undug',
456      ' ', a,
457      v.reason ? [' as ', h('q', {innerHTML: u.unwrapP(self.render.markdown(v.reason))})] : ''
458    ], cb)
459  })
460}
461
462RenderMsg.prototype.getName = function (id, cb) {
463  switch (id && id[0]) {
464    case '%': return this.getMsgName(id, cb)
465    case '@': // fallthrough
466    case '&': return this.getAboutName(id, cb)
467    default: return cb(null, String(id))
468  }
469}
470
471RenderMsg.prototype.getMsgName = function (id, cb) {
472  var self = this
473  self.app.getMsg(id, function (err, msg) {
474    if (err && err.name == 'NotFoundError')
475      cb(null, id.substring(0, 10)+'...(missing)')
476    else if (err) cb(err)
477      // preserve security: only decrypt the linked message if we decrypted
478      // this message
479    else if (self.msg.value.private) self.app.unboxMsg(msg, gotMsg)
480    else gotMsg(null, msg)
481  })
482  function gotMsg(err, msg) {
483    if (err) return cb(err)
484    new RenderMsg(self.render, self.app, msg, {wrap: false}).title(cb)
485  }
486}
487
488function title(str) {
489  return u.truncate(mdInline(str), 72)
490}
491
492RenderMsg.prototype.title = function (cb) {
493  var self = this
494  self.app.filterMsg(self.msg, self.opts, function (err, show) {
495    if (err) return cb(err)
496    if (show) self.title1(cb)
497    else cb(null, '[…]')
498  })
499}
500
501RenderMsg.prototype.title1 = function (cb) {
502  var self = this
503  if (!self.c || typeof self.c !== 'object') {
504    cb(null, self.msg.key)
505  } else if (typeof self.c.text === 'string') {
506    var text = typeof self.c.contentWarning === 'string' ?
507      '[CW: ' + self.c.contentWarning + ']\n\n' + self.c.text :
508      self.c.text
509    if (self.c.type === 'post')
510      cb(null, title(text) || '…')
511    else
512      cb(null, '%' + self.c.type + ': ' + (self.c.title || title(text)))
513  } else {
514    if (self.c.type === 'ssb-dns')
515      cb(null, self.c.record && JSON.stringify(self.c.record.data) || self.msg.key)
516    else if (self.c.type === 'npm-publish')
517      self.npmPublishTitle(cb)
518    else if (self.c.type === 'chess_chat')
519      cb(null, title(self.c.msg))
520    else if (self.c.type === 'chess_invite')
521      self.chessInviteTitle(cb)
522    else if (self.c.type === 'bookclub')
523      self.bookclubTitle(cb)
524    else if (self.c.type === 'talenet-skill-create' && self.c.name)
525      cb(null, self.c.name)
526    else if (self.c.type === 'talenet-idea-create')
527      self.app.getIdeaTitle(self.msg.key, cb)
528    else if (self.c.type === 'tag')
529      self.tagTitle(cb)
530    else
531    self.app.getAbout(self.msg.key, function (err, about) {
532      if (err) return cb(err)
533      var name = about.name || about.title
534        || (about.description && mdInline(about.description))
535      if (name) return cb(null, u.truncate(name, 72))
536      self.message(function (err, el) {
537        if (err) return cb(err)
538        cb(null, '%' + title(h('div', el).textContent))
539      })
540    })
541  }
542}
543
544RenderMsg.prototype.getAboutName = function (id, cb) {
545  this.app.getAbout(id, function (err, about) {
546    cb(err, about && about.name || (String(id).substr(0, 8) + '…'))
547  })
548}
549
550RenderMsg.prototype.link = function (link, cb) {
551  var self = this
552  var ref = u.linkDest(link)
553  if (!ref) return cb(null, '')
554  self.getName(ref, function (err, name) {
555    if (err) name = u.truncate(ref, 10)
556    cb(null, h('a', {href: self.toUrl(ref)}, name))
557  })
558}
559
560RenderMsg.prototype.link1 = function (link, cb) {
561  var self = this
562  var ref = u.linkDest(link) +
563    (link && link.query ? '?' + qs.stringify(link.query) : '')
564  if (!ref) return cb(), ''
565  var a = h('a', {href: self.toUrl(ref)}, ref)
566  self.getName(ref, function (err, name) {
567    if (err) name = ref
568    a.childNodes[0].textContent = name
569    cb()
570  })
571  return a
572}
573
574RenderMsg.prototype.links = function (links, cb) {
575  var self = this
576  var done = multicb({pluck: 1})
577  u.toArray(links).filter(Boolean).forEach(function (link) {
578    self.link(link, done())
579  })
580  done(cb)
581}
582
583function dateTime(d) {
584  var date = new Date(d.epoch)
585  return date.toString()
586  // d.bias
587  // d.epoch
588}
589
590// TODO: make more DRY
591var knownAboutProps = {
592  channel: true,
593  type: true,
594  root: true,
595  recps: true,
596  branch: true,
597  about: true,
598  attendee: true,
599  about: true,
600  image: true,
601  description: true,
602  name: true,
603  title: true,
604  attendee: true,
605  startDateTime: true,
606  endDateTime: true,
607  location: true,
608  review: true,
609  rating: true,
610  ratingType: true,
611  ratingMax: true,
612  authors: true,
613  shelve: true,
614  genre: true,
615  series: true,
616  seriesNo: true,
617  publicWebHosting: true,
618  'talenet-version': true,
619}
620
621RenderMsg.prototype.about = function (cb) {
622  var keys = Object.keys(this.c).filter(function (k) {
623    return k !== 'about' && k !== 'type' && k !== 'recps'
624  }).sort().join()
625  var isSelf = this.c.about === this.msg.value.author
626
627  if (keys === 'name') {
628    return this.wrapMini([
629      isSelf ?
630        'self-identifies as ' :
631        ['identifies ', h('a', {href: this.toUrl(this.c.about)}, u.truncate(this.c.about, 10)), ' as '],
632      h('ins', String(this.c.name))
633    ], cb)
634  }
635
636  if (keys === 'publicWebHosting') {
637    var public = this.c.publicWebHosting && this.c.publicWebHosting !== 'false'
638    return this.wrapMini([
639      isSelf ?
640        public ? 'is okay with being hosted publicly'
641        : 'wishes to not to be hosted publicly'
642      : public ? ['thinks ', h('a', {href: this.toUrl(this.c.about)}, u.truncate(this.c.about, 10)),
643          ' should be hosted publicly ']
644        : ['wishes ', h('a', {href: this.toUrl(this.c.about)}, u.truncate(this.c.about, 10)),
645          ' to not be hosted publicly']
646    ], cb)
647  }
648
649  var done = multicb({pluck: 1, spread: true})
650  var elCb = done()
651
652  var isAttendingMsg = u.linkDest(this.c.attendee) === this.msg.value.author
653    && keys === 'attendee'
654  if (isAttendingMsg) {
655    var attending = !this.c.attendee.remove
656    this.wrapMini([
657      attending ? ' is attending' : ' is not attending', ' ',
658      this.link1(this.c.about, done())
659      ], elCb)
660    return done(cb)
661  }
662
663  var extras
664  for (var k in this.c) {
665    if (this.c[k] !== null && this.c[k] !== '' && !knownAboutProps[k]) {
666      if (!extras) extras = {}
667      extras[k] = this.c[k]
668    }
669  }
670
671  var img = u.linkDest(this.c.image)
672  // if there is a description, it is likely to be multi-line
673  var hasDescription = this.c.description != null
674  // if this about message gives the thing a name, show its id
675  var showComputedName = !isSelf && !this.c.name
676  var target = this.c.about
677  var pwh = this.c.publicWebHosting
678
679  this.wrap([
680    this.c.root && this.c.root !== target ? h('div',
681      h('small', '→ ', this.link1(this.c.root, done()))
682    ) : '',
683    u.toArray(this.c.branch).map(function (id) {
684      if (id === target) return
685      return h('div', h('small', '  ↳', this.link1(id, done())))
686    }.bind(this)),
687    isSelf ? 'self-describes as ' : [
688      this.c.review ? 'reviews' : 'describes', ' ',
689      !this.c.about ? ''
690        : showComputedName ? this.link1(this.c.about, done())
691        : h('a', {href: this.toUrl(this.c.about)}, u.truncate(this.c.about, 10)),
692      ': '
693    ],
694    this.c.name ? [h('ins', String(this.c.name)), ' '] : '',
695    this.c.title ? h('h3', String(this.c.title)) : '',
696    this.c.series || this.c.seriesNo ? this.renderSeries(this.c) : '',
697    this.c.authors ? h('div', h('em', {title: 'authors'}, String(this.c.authors))) : '',
698    this.c.rating || this.c.ratingMax || this.c.ratingType ? h('div', [
699      'rating: ',
700      String(this.c.rating),
701      this.c.ratingMax ? '/' + this.c.ratingMax : '',
702      this.c.ratingType ? [' ',
703        h('span', {innerHTML: u.unwrapP(this.render.markdown(this.c.ratingType))})
704      ] : ''
705    ]) : '',
706    this.c.genre ? h('div', ['genre: ', h('u', String(this.c.genre))]) : '',
707    this.c.shelve ? h('div', ['shelf: ', h('u', String(this.c.shelve))]) : '',
708    this.c.description ? h('div',
709      {innerHTML: this.render.markdown(this.c.description)}) : '',
710    this.c.review ? h('blockquote',
711      {innerHTML: this.render.markdown(this.c.review)}) : '',
712    this.c.attendee ? h('div',
713      this.link1(this.c.attendee.link, done()),
714      this.c.attendee.remove ? ' is not attending' : ' is attending'
715    ) : '',
716    this.c.startDateTime ? h('div',
717      'starting at ', dateTime(this.c.startDateTime)) : '',
718    this.c.endDateTime ? h('div',
719      'ending at ', dateTime(this.c.endDateTime)) : '',
720    this.c.location ? h('div', 'at ', h('span',
721      {innerHTML: u.unwrapP(this.render.markdown(this.c.location))})) : '',
722    img ? h('a', {href: this.toUrl(img)},
723      h('img.ssb-avatar-image', {
724        src: this.render.imageUrl(img),
725        alt: ' ',
726      })) : '',
727    typeof pwh !== 'undefined' ? h('div', h('em',
728      {title: 'publicWebHosting'},
729      pwh === true || pwh === 'true' ? 'public web hosting okay' :
730      pwh === false ? 'no public web hosting' :
731      pwh === null ? 'default public web hosting' :
732      'public web hosting: ' + pwh
733    )) : '',
734    extras ? this.valueTable(extras, 1, done())
735    : ''
736  ], elCb)
737  done(cb)
738}
739
740RenderMsg.prototype.aboutRating = function (cb) {
741  var rating = Number(this.c.rating)
742  var max = Number(this.c.ratingMax)
743  var type = this.c.ratingType
744
745}
746
747RenderMsg.prototype.contact = function (cb) {
748  var self = this
749
750  // In message content, autofollow:true means following a pub in connection with using an invite code to it. pub:true means the author is a pub, responding to an invite code. But I think it makes more sense to switch the terms and call the follow from the pub auto-follow, since the pub does it automatically, and the follow from the one using an invite code pub-follow ("X follows pub Y") since it is to follow a pub.
751  // In scuttlebot before v8.4.0 (1ac0b9cf8214899baf0ba7ff4c0924d21a1b48cf), autofollow:true was used for both kinds of follows. We can detect that using the timestamp and/or the order of keys.
752
753  var pubFollow = self.c.following && self.c.autofollow
754  var autoFollow = self.c.following && self.c.pub
755  if (pubFollow && self.msg.value.timestamp < 1469361582000
756    && Object.keys(self.c).join() === 'type,contact,following,autofollow') {
757    pubFollow = false
758    autoFollow = true
759  }
760  self.link(self.c.contact, function (err, a) {
761    if (err) return cb(err)
762    if (!a) a = "?"
763      self.wrapMini([
764        pubFollow ? 'follows pub' :
765        autoFollow ? 'autofollows' :
766        self.c.following ? 'follows' :
767        self.c.blocking ? 'blocks' :
768        self.c.flagged ? 'flagged' :
769        self.c.following === false ? 'unfollows' :
770        self.c.blocking === false ? 'unblocks' : '',
771        self.c.flagged === false ? 'unflagged' :
772        ' ', a,
773        self.c.note ? [
774          ' from ',
775          h('code', String(self.c.note))
776        ] : '',
777        self.c.reason ? [' because ',
778          h('q', {innerHTML: u.unwrapP(self.render.markdown(self.c.reason))})
779        ] : ''
780      ], cb)
781  })
782}
783
784RenderMsg.prototype.pub = function (cb) {
785  var self = this
786  var addr = self.c.address || self.c.pub || {}
787  self.link(addr.key || addr.link, function (err, pubLink) {
788    if (err) return cb(err)
789      self.wrapMini([
790        'connects to ', pubLink, ' at ',
791        h('code', addr.host + (addr.port === self.app.ssbPort ? '' : ':' + addr.port))], cb)
792  })
793}
794
795RenderMsg.prototype.address = function (cb) {
796  var availability = this.c.availability * 100
797  var addr = u.extractHostPort(this.value.author, String(this.c.address))
798  addr = this.app.removeDefaultPort(addr)
799  this.wrapMini([
800    'has address',
801    !isNaN(availability) ? [
802      ' with availability ',
803      h('code', availability + '%')
804    ] : '',
805    ': ',
806    h('input', {disabled: 'disabled', value: addr, style: 'width:100%; font:monospace'}),
807  ], cb)
808}
809
810RenderMsg.prototype.pubOwnerAnnounce = function (cb) {
811  var self = this
812  self.link(self.c.pub, function (err, pubLink) {
813    if (err) return cb(err)
814    self.wrapMini(['announces ownership of pub ', pubLink], cb)
815  })
816}
817
818RenderMsg.prototype.pubOwnerConfirm = function (cb) {
819  var self = this
820  var announcement = this.c.announcement
821  var addr = u.extractHostPort(this.value.author, String(this.c.address))
822  addr = this.app.removeDefaultPort(addr)
823  this.wrap([
824    'confirms pub ownership announcement ',
825    h('a', {href: this.toUrl(announcement)}, u.truncate(announcement, 10)),
826    this.c.address ? [
827      '. address: ',
828      h('input', {disabled: 'disabled', value: addr, style: 'width:100%; font:monospace'})
829    ] : ''
830  ], cb)
831}
832
833RenderMsg.prototype.peerInvite = function (cb) {
834  var invite = this.c.invite
835  var isValid = this.c.host === this.value.author
836    && ssbKeys.verifyObj(invite, this.app.peerInviteCap, this.c)
837  var isValidDev = !isValid && this.c.host === this.value.author
838    && ssbKeys.verifyObj(invite, this.app.devPeerInviteCap, this.c)
839  this.wrapMini('peer invite' + (isValid ? '' : isValidDev ? ' (dev)' : ' (invalid)'), cb)
840}
841
842function hashMsg(value) {
843  return {
844    key: '%' + ssbKeys.hash(JSON.stringify(value, null, 2)),
845    value: value
846  }
847}
848
849RenderMsg.prototype.peerInviteConfirm = function (cb) {
850  var self = this
851  var msg = hashMsg(self.c.embed)
852  var isValid =
853    msg.value && msg.value.content && msg.value.content.receipt === self.c.receipt
854    && ssbKeys.verifyObj(msg.value.author, self.app.caps.sign, msg.value)
855  var renderMsg = new RenderMsg(self.render, self.app, msg, {serve: self.serve})
856  renderMsg.message(function (err, msgEl) {
857    self.wrapMini([
858      'confirmed peer invite',
859      isValid ? '' : ' (invalid)',
860      err ? h('div', u.renderError(err)) : ''
861    ], function (err, wrapped) {
862      if (err) return cb(err)
863      cb(null, [wrapped, msgEl])
864    })
865  })
866}
867
868RenderMsg.prototype.peerInviteAccept = function (cb) {
869  var self = this
870  var receipt = self.c.receipt
871  var accept = self.msg.value
872  var isValid = ssbKeys.verifyObj(accept.content.id, self.app.caps.sign, accept)
873  // TODO: if invite msg has c.reveal, check that self.c.key decrypts it
874  self.wrapMini([
875    'accepted peer invite ',
876    isValid ? '' : '(invalid) ',
877    h('a', {href: self.toUrl(receipt)}, u.truncate(receipt, 10))
878  ], cb)
879}
880
881RenderMsg.prototype.channel = function (cb) {
882  var chan = '#' + this.c.channel
883  this.wrapMini([
884    this.c.subscribed ? 'subscribes to ' :
885    this.c.subscribed === false ? 'unsubscribes from ' : '',
886    h('a', {href: this.toUrl(chan)}, chan)], cb)
887}
888
889RenderMsg.prototype.gitRepo = function (cb) {
890  var self = this
891  var id = self.msg.key
892  var name = self.c.name
893  var upstream = self.c.upstream
894  self.link(upstream, function (err, upstreamA) {
895    if (err) upstreamA = ('a', {href: self.toUrl(upstream)}, String(name))
896    self.wrapMini([
897      upstream ? ['forked ', upstreamA, ': '] : '',
898      'git clone ',
899      h('code', h('small', 'ssb://' + id)),
900      name ? [' ', h('a', {href: self.toUrl(id)}, String(name))] : ''
901    ], cb)
902  })
903}
904
905function asString(str) {
906  return str ? String(str) : str
907}
908
909RenderMsg.prototype.gitUpdate = function (cb) {
910  var self = this
911  // h('a', {href: self.toUrl(self.c.repo)}, 'ssb://' + self.c.repo),
912  var size = [].concat(self.c.packs, self.c.indexes)
913    .map(function (o) { return o && o.size })
914    .reduce(function (total, s) { return total + s })
915
916  var done = multicb({pluck: 1, spread: true})
917  self.link(self.c.repo, done())
918  self.render.npmPackageMentions(self.c.mentions, done())
919  self.render.npmPrebuildMentions(self.c.mentions, done())
920  done(function (err, a, pkgMentionsEl, prebuildMentionsEl) {
921    if (err) return cb(err)
922      self.wrap(h('div.ssb-git-update',
923        'git push ', a, ' ',
924        !isNaN(size) ? [self.render.formatSize(size), ' '] : '',
925        self.c.refs ? h('ul', Object.keys(self.c.refs).map(function (ref) {
926          var id = asString(self.c.refs[ref])
927          var type = /^refs\/tags/.test(ref) ? 'tag' : 'commit'
928          var path = id && ('/git/' + type + '/' + encodeURIComponent(id)
929            + '?msg=' + encodeURIComponent(self.msg.key))
930            + '&search=1'
931          var name = ref.replace(/^refs\/(heads|tags)\//, '')
932          return h('li',
933            self.linkify(name, {ellipsis: true}), ': ',
934            id ? h('a', {href: self.render.toUrl(path)}, h('code', id))
935               : h('em', 'deleted'))
936      })) : '',
937      Array.isArray(self.c.commits) ?
938        h('ul', self.c.commits.map(function (commit) {
939          var path = '/git/commit/' + encodeURIComponent(commit.sha1)
940            + '?msg=' + encodeURIComponent(self.msg.key)
941          return h('li', commit.sha1 ? [h('a', {href: self.render.toUrl(path)},
942            h('code', String(commit.sha1).substr(0, 8))), ' '] : '',
943            commit.title ? self.linkify(String(commit.title)) : '',
944            self.render.gitCommitBody(commit.body)
945          )
946        })) : '',
947      Array.isArray(self.c.tags) ?
948        h('ul', self.c.tags.map(function (tag) {
949          var path = '/git/tag/' + encodeURIComponent(tag.sha1)
950            + '?msg=' + encodeURIComponent(self.msg.key)
951          return h('li',
952            h('a', {href: self.render.toUrl(path)},
953              h('code', String(tag.sha1).substr(0, 8))), ' ',
954            'tagged ', String(tag.type), ' ',
955            h('code', String(tag.object).substr(0, 8)), ' ',
956            String(tag.tag),
957            tag.title ? [': ', self.linkify(String(tag.title).trim()), ' '] : '',
958            tag.body ? self.render.gitCommitBody(tag.body) : ''
959          )
960        })) : '',
961        self.c.commits_more ? h('div',
962          '+ ' + self.c.commits_more + ' more commits') : '',
963        self.c.tags_more ? h('div',
964          '+ ' + self.c.tags_more + ' more tags') : '',
965        pkgMentionsEl,
966        prebuildMentionsEl
967    ), cb)
968  })
969}
970
971RenderMsg.prototype.gitPullRequest = function (cb) {
972  var self = this
973  var done = multicb({pluck: 1, spread: true})
974  self.link(self.c.repo, done())
975  self.link(self.c.head_repo, done())
976  done(function (err, baseRepoLink, headRepoLink) {
977    if (err) return cb(err)
978    self.wrap(h('div.ssb-pull-request',
979      'pull request ',
980      'to ', baseRepoLink, ':', String(self.c.branch), ' ',
981      'from ', headRepoLink, ':', String(self.c.head_branch),
982      self.c.title ? h('h4', String(self.c.title)) : '',
983      h('div', {innerHTML: self.markdown()})), cb)
984  })
985}
986
987RenderMsg.prototype.issue = function (cb) {
988  var self = this
989  self.link(self.c.project, function (err, projectLink) {
990    if (err) return cb(err)
991    self.wrap(h('div.ssb-issue',
992      'issue on ', projectLink,
993      self.c.title ? h('h4', String(self.c.title)) : '',
994      h('div', {innerHTML: self.markdown()})), cb)
995  })
996}
997
998RenderMsg.prototype.issueEdit = function (cb) {
999  this.wrap('', cb)
1000}
1001
1002RenderMsg.prototype.object = function (cb) {
1003  var done = multicb({pluck: 1, spread: true})
1004  var elCb = done()
1005  this.wrap([
1006    this.valueTable(this.c, 1, done()),
1007  ], elCb)
1008  done(cb)
1009}
1010
1011function linkName(link) {
1012  if (link.link[0] === '@' && link.name[0] !== '@') return '@' + link.name
1013  return link.name
1014}
1015
1016var knownLinkProps = {
1017  link: true,
1018  query: true,
1019  name: true,
1020  type: true,
1021  size: true
1022}
1023
1024RenderMsg.prototype.linkValue = function (link, cb) {
1025  var self = this
1026  var done = multicb({pluck: 1, spread: true})
1027  var extra
1028  for (var k in link) {
1029    if (knownLinkProps[k]) continue
1030    if (!extra) extra = {}
1031    extra[k] = link[k]
1032  }
1033  // TODO should check for error thrown by stringify?
1034  var ref = link.link + (link.query ? '?' + qs.stringify(link.query) : '')
1035  var el = h('div', [
1036    link.name
1037      ? h('a', {href: self.toUrl(ref)}, linkName(link))
1038      : self.link1(link, done()),
1039    (link.type ? ' [' + link.type + ']' : ''),
1040    (link.size != null ? ' (' + self.render.formatSize(link.size) + ')' : ''),
1041    extra ? self.valueTable(extra, NaN, done()) : ''
1042  ])
1043  done(cb)
1044  return el
1045}
1046
1047RenderMsg.prototype.valueTable = function (val, depth, cb) {
1048  var isContent = depth === 1
1049  var self = this
1050  switch (typeof val) {
1051    case 'object':
1052      if (val === null) return cb(), ''
1053      var done = multicb({pluck: 1, spread: true})
1054      var keys
1055      var el = Array.isArray(val)
1056        ? h('ul', val.map(function (item) {
1057          return h('li', self.valueTable(item, depth + 1, done()))
1058        }))
1059        : typeof val.link === 'string' && u.isRef(val.link)
1060        ? self.linkValue(val, done())
1061        : h('table.ssb-object', Object.keys(val).map(function (key) {
1062          if (key === 'text') {
1063            return h('tr',
1064              h('td', h('strong', 'text')),
1065              h('td', h('div', {
1066                innerHTML: self.render.markdown(val.text, val.mentions)
1067              }))
1068            )
1069          } else if (isContent && key === 'type') {
1070            // TODO: also link to images by type, using links2
1071            var type = String(val.type)
1072            return h('tr',
1073              h('td', h('strong', 'type')),
1074              h('td', h('a', {href: self.toUrl('/type/' + type)}, type))
1075            )
1076          }
1077          return h('tr',
1078            h('td', h('strong', key)),
1079            h('td', self.valueTable(val[key], depth + 1, done()))
1080          )
1081        }))
1082      done(cb)
1083      return el
1084    case 'string':
1085      if (val[0] === '#') return cb(null, h('a', {href: self.toUrl('/channel/' + val.substr(1))}, val))
1086      if (u.isRef(val) || /^[a-z][a-z0-9]*:\/\/\S+$/.test(val)) return self.link1(val, cb)
1087      if (/^ssb-blob:\/\//.test(val)) return cb(), h('a', {href: self.toUrl(val)}, val)
1088      return cb(), self.linkify(val)
1089    case 'boolean':
1090      return cb(), h('input', {
1091        type: 'checkbox', disabled: 'disabled', checked: val ? 'checked' : undefined
1092      })
1093    default:
1094      return cb(), String(val)
1095  }
1096}
1097
1098RenderMsg.prototype.missing = function (cb) {
1099  this.wrapMini([
1100    h('code', 'MISSING'), ' ',
1101    h('a', {href: '?ooo=1'}, 'fetch')
1102  ], cb)
1103}
1104
1105RenderMsg.prototype.issues = function (cb) {
1106  var self = this
1107  var done = multicb({pluck: 1, spread: true})
1108  var issues = u.toArray(self.c.issues)
1109  if (self.c.type === 'issue-edit' && self.c.issue) {
1110    issues.push({
1111      link: self.c.issue,
1112      title: self.c.title,
1113      open: self.c.open,
1114    })
1115  }
1116  var els = issues.map(function (issue) {
1117    var commit = issue.object || issue.label ? [
1118      issue.object ? h('code', String(issue.object)) : '', ' ',
1119      issue.label ? h('q', String(issue.label)) : ''] : ''
1120    if (issue.merged === true)
1121      return h('div',
1122        'merged ', self.link1(issue, done()))
1123    if (issue.open === false)
1124      return h('div',
1125        'closed ', self.link1(issue, done()))
1126    if (issue.open === true)
1127      return h('div',
1128        'reopened ', self.link1(issue, done()))
1129    if (typeof issue.title === 'string')
1130      return h('div',
1131        'renamed ', self.link1(issue, done()), ' to ', h('ins', String(issue.title)))
1132  })
1133  done(cb)
1134  return els.length > 0 ? [els, h('br')] : ''
1135}
1136
1137RenderMsg.prototype.repost = function (cb) {
1138  var self = this
1139  var id = u.linkDest(self.c.repost)
1140  self.app.getMsg(id, function (err, msg) {
1141    if (err && err.name == 'NotFoundError')
1142      gotMsg(null, id.substring(0, 10)+'...(missing)')
1143    else if (err) gotMsg(err)
1144    else if (self.msg.value.private) self.app.unboxMsg(msg, gotMsg)
1145    else gotMsg(null, msg)
1146  })
1147  function gotMsg(err, msg) {
1148    if (err) return cb(err)
1149    var renderMsg = new RenderMsg(self.render, self.app, msg, {wrap: false})
1150      renderMsg.message(function (err, msgEl) {
1151        self.wrapMini(['reposted ',
1152          h('code.ssb-id',
1153            h('a', {href: self.render.toUrl(id)}, id)),
1154          h('div', err ? u.renderError(err) : msgEl || '')
1155        ], cb)
1156    })
1157  }
1158}
1159
1160RenderMsg.prototype.update = function (cb) {
1161  var id = String(this.c.update)
1162  this.wrapMini([
1163    h('div', 'updated ', h('code.ssb-id',
1164      h('a', {href: this.render.toUrl(id)}, id))),
1165    this.c.title ? h('h4.msg-title', String(this.c.title)) : '',
1166    this.c.description ? h('div',
1167      {innerHTML: this.render.markdown(this.c.description)}) : ''
1168  ], cb)
1169}
1170
1171function formatDuration(s) {
1172  return Math.floor(s / 60) + ':' + ('0' + s % 60).substr(-2)
1173}
1174
1175RenderMsg.prototype.audio = function (cb) {
1176  this.wrapMini([
1177    h('a', {href: this.toUrl(this.c.blob)}, 'audio'),
1178    this.c.format ? ' (' + this.c.format + ')' : '',
1179    isFinite(this.c.duration) ? ' (' + formatDuration(this.c.duration) + ')' : '',
1180    isFinite(this.c.size) ? ' [' + this.render.formatSize(this.c.size) + ']' : '',
1181  ], cb)
1182}
1183
1184RenderMsg.prototype.fermentAudio = function (cb) {
1185  // fileName, fallbackFileName, overview
1186  this.wrap(h('table', h('tr',
1187    h('td',
1188      this.c.artworkSrc
1189      ? h('a', {href: this.render.toUrl(this.c.artworkSrc)}, h('img', {
1190          src: this.render.imageUrl(this.c.artworkSrc),
1191          alt: ' ',
1192          width: 72,
1193          height: 72,
1194        }))
1195      : ''),
1196    h('td',
1197      h('a', {href: this.render.toUrl(this.c.audioSrc)},
1198        String(this.c.title)),
1199      isFinite(this.c.duration)
1200        ? ' (' + formatDuration(this.c.duration) + ')'
1201        : '',
1202      this.c.description
1203        ? h('p', {innerHTML: this.render.markdown(this.c.description)})
1204        : ''
1205  ))), cb)
1206}
1207
1208RenderMsg.prototype.musicRelease = function (cb) {
1209  var self = this
1210  this.wrap([
1211    h('table', h('tr',
1212      h('td',
1213        this.c.cover
1214          ? h('a', {href: this.render.imageUrl(this.c.cover)}, h('img', {
1215              src: this.render.imageUrl(this.c.cover),
1216              alt: ' ',
1217              width: 72,
1218              height: 72,
1219            }))
1220          : ''),
1221      h('td',
1222        h('h4.msg-title', String(this.c.title)),
1223        this.c.text
1224          ? h('div', {innerHTML: this.render.markdown(this.c.text)})
1225          : ''
1226      )
1227    )),
1228    h('ul', u.toArray(this.c.tracks).filter(Boolean).map(function (track) {
1229      return h('li',
1230        h('a', {href: self.render.toUrl(track.link)},
1231          String(track.fname)))
1232    }))
1233  ], cb)
1234}
1235
1236RenderMsg.prototype.dns = function (cb) {
1237  var self = this
1238  var record = self.c.record || {}
1239  var done = multicb({pluck: 1, spread: true})
1240  var elCb = done()
1241  self.wrap([
1242    h('div',
1243      h('p',
1244        h('ins', {title: 'name'}, String(record.name)), ' ',
1245        h('span', {title: 'ttl'}, String(record.ttl)), ' ',
1246        h('span', {title: 'class'}, String(record.class)), ' ',
1247        h('span', {title: 'type'}, String(record.type))
1248      ),
1249      h('pre', {title: 'data'},
1250        JSON.stringify(record.data || record.value, null, 2)),
1251      !self.c.branch ? null : h('div',
1252        'replaces: ', u.toArray(self.c.branch).map(function (id, i) {
1253          return [i > 0 ? ', ' : '', self.link1(id, done())]
1254        })
1255      )
1256    )
1257  ], elCb)
1258  done(cb)
1259}
1260
1261RenderMsg.prototype.wifiNetwork = function (cb) {
1262  var net = this.c.network || {}
1263  this.wrap([
1264    h('div', 'wifi network'),
1265    h('table',
1266      Object.keys(net).map(function (key) {
1267        return h('tr',
1268          h('td', key),
1269          h('td', h('pre', JSON.stringify(net[key]))))
1270      })
1271    ),
1272  ], cb)
1273}
1274
1275RenderMsg.prototype.mutualCredit = function (cb) {
1276  var self = this
1277  var currency = String(self.c.currency)
1278  self.link(self.c.account, function (err, a) {
1279    if (err) return cb(err)
1280    self.wrapMini([
1281      'credits ', a || '?', ' ',
1282      h('code', String(self.c.amount)), ' ',
1283      currency[0] === '#'
1284        ? h('a', {href: self.toUrl(currency)}, currency)
1285        : h('ins', currency),
1286      self.c.memo ? [' for ',
1287        h('q', {innerHTML: u.unwrapP(self.render.markdown(self.c.memo))})
1288      ] : ''
1289    ], cb)
1290  })
1291}
1292
1293RenderMsg.prototype.mutualAccount = function (cb) {
1294  return this.object(cb)
1295}
1296
1297RenderMsg.prototype.gathering = function (cb) {
1298  this.wrapMini('gathering', cb)
1299}
1300
1301RenderMsg.prototype.micro = function (cb) {
1302  var el = h('span', {innerHTML: u.unwrapP(this.markdown())})
1303  this.wrapMini(el, cb)
1304}
1305
1306function hJoin(els, seperator, lastSeparator) {
1307  return els.map(function (el, i) {
1308    return [i === 0 ? '' : i === els.length-1 ? lastSeparator : seperator, el]
1309  })
1310}
1311
1312function asNpmReadme(readme) {
1313  if (!readme || readme === 'ERROR: No README data found!') return
1314  return u.ifString(readme)
1315}
1316
1317function singleValue(obj) {
1318  if (!obj || typeof obj !== 'object') return obj
1319  var keys = Object.keys(obj)
1320  if (keys.length === 1) return obj[keys[0]]
1321}
1322
1323function ifDifferent(obj, value) {
1324  if (singleValue(obj) !== value) return obj
1325}
1326
1327RenderMsg.prototype.npmPublish = function (cb) {
1328  var self = this
1329  var render = self.render
1330  var pkg = self.c.meta || {}
1331  var pkgReadme = asNpmReadme(pkg.readme)
1332  var pkgDescription = u.ifString(pkg.description)
1333
1334  var versions = Object.keys(pkg.versions || {})
1335  var singleVersion = versions.length === 1 ? versions[0] : null
1336  var singleRelease = singleVersion && pkg.versions[singleVersion]
1337  var singleReadme = singleRelease && asNpmReadme(singleRelease.readme)
1338
1339  var distTags = pkg['dist-tags'] || {}
1340  var distTagged = {}
1341  for (var distTag in distTags)
1342    if (distTag !== 'latest')
1343      distTagged[distTags[distTag]] = distTag
1344
1345  self.links(self.c.previousPublish, function (err, prevLinks) {
1346    if (err) return cb(err)
1347    self.wrap([
1348      h('div',
1349        'published ',
1350        h('u', String(pkg.name)), ' ',
1351        hJoin(versions.map(function (version) {
1352          var distTag = distTagged[version]
1353          return [h('b', version), distTag ? [' (', h('i', distTag), ')'] : '']
1354        }), ', ')
1355      ),
1356      pkgDescription ? h('div',
1357        // TODO: make mdInline use custom emojis
1358        h('q', {innerHTML: u.unwrapP(render.markdown(pkgDescription))})) : '',
1359      prevLinks.length ? h('div', 'previous: ', prevLinks) : '',
1360      pkgReadme && pkgReadme !== singleReadme ?
1361        h('blockquote', {innerHTML: render.markdown(pkgReadme)}) : '',
1362      versions.map(function (version, i) {
1363        var release = pkg.versions[version] || {}
1364        var license = u.ifString(release.license)
1365        var author = ifDifferent(release.author, self.msg.value.author)
1366        var description = u.ifString(release.description)
1367        var readme = asNpmReadme(release.readme)
1368        var keywords = u.toArray(release.keywords).map(u.ifString)
1369        var dist = release.dist || {}
1370        var size = u.ifNumber(dist.size)
1371        return [
1372          h > 0 ? h('br') : '',
1373          version !== singleVersion ? h('div', 'version: ', version) : '',
1374          author ? h('div', 'author: ', render.npmAuthorLink(author)) : '',
1375          license ? h('div', 'license: ', h('code', license)) : '',
1376          keywords.length ? h('div', 'keywords: ', keywords.join(', ')) : '',
1377          size ? h('div', 'size: ', render.formatSize(size)) : '',
1378          description && description !== pkgDescription ?
1379            h('div', h('q', {innerHTML: render.markdown(description)})) : '',
1380          readme ? h('blockquote', {innerHTML: render.markdown(readme)}) : ''
1381        ]
1382      })
1383    ], cb)
1384  })
1385}
1386
1387RenderMsg.prototype.npmPackages = function (cb) {
1388  var self = this
1389  var done = multicb({pluck: 1, spread: true})
1390  var elCb = done()
1391  function renderIdLink(id) {
1392    return [h('a', {href: self.toUrl(id)}, u.truncate(id, 8)), ' ']
1393  }
1394  var singlePkg = self.c.mentions
1395    && self.c.mentions.length === 1
1396    && self.c.mentions[0]
1397  var m = singlePkg && /^npm:(.*?):(.*?):/.exec(singlePkg.name)
1398  var singlePkgSpec = m && (m[1] + (m[2] ? '@' + m[2] : ''))
1399  self.render.npmPackageMentions(self.c.mentions, function (err, el) {
1400    if (err) return cb(err)
1401    var dependencyLinks = u.toArray(self.c.dependencyBranch)
1402    var versionLinks = u.toArray(self.c.versionBranch)
1403    self.wrap(h('div', [
1404      el,
1405      singlePkg ? h('p',
1406        h('code',
1407          'npm install --registry=' +
1408            self.app.baseUrl +
1409            '/npm-registry/' + encodeURIComponent(self.msg.key) + ' ' +
1410            singlePkgSpec)
1411      ) : '',
1412      dependencyLinks.length ? h('div',
1413        'dependencies via: ', dependencyLinks.map(renderIdLink)
1414      ) : '',
1415      versionLinks.length ? h('div',
1416        'previous versions: ', versionLinks.map(renderIdLink)
1417      ) : ''
1418    ]), elCb)
1419    return done(cb)
1420  })
1421}
1422
1423RenderMsg.prototype.npmPrebuilds = function (cb) {
1424  var self = this
1425  self.render.npmPrebuildMentions(self.c.mentions, function (err, el) {
1426    if (err) return cb(err)
1427    self.wrap(el, cb)
1428  })
1429}
1430
1431RenderMsg.prototype.npmPublishTitle = function (cb) {
1432  var pkg = this.c.meta || {}
1433  var name = pkg.name || pkg._id || '?'
1434
1435  var taggedVersions = {}
1436  for (var version in pkg.versions || {})
1437    taggedVersions[version] = []
1438
1439  var distTags = pkg['dist-tags'] || {}
1440  for (var distTag in distTags) {
1441    if (distTag === 'latest') continue
1442    var version = distTags[distTag] || '?'
1443    var tags = taggedVersions[version] || (taggedVersions[version] = [])
1444    tags.push(distTag)
1445  }
1446
1447  cb(null, name + '@' + Object.keys(taggedVersions).map(function (version) {
1448    var tags = taggedVersions[version]
1449    return (tags.length ? tags.join(',') + ':' : '') + version
1450  }).join(','))
1451}
1452
1453function expandDigitToSpaces(n) {
1454  return '         '.substr(-n)
1455}
1456
1457function parseFenRank (line) {
1458  return line.replace(/\d/g, expandDigitToSpaces).split('')
1459}
1460
1461function parseChess(fen) {
1462  var fields = String(fen).split(/\s+/)
1463  var ranks = fields[0].split('/')
1464  var f2 = fields[2] || ''
1465  return {
1466    board: ranks.map(parseFenRank),
1467    /*
1468    nextMove: fields[1] === 'b' ? 'black'
1469            : fields[1] === 'w' ? 'white' : 'unknown',
1470    castling: f2 === '-' ? {} : {
1471      w: {
1472        k: 0 < f2.indexOf('K'),
1473        q: 0 < f2.indexOf('Q'),
1474      },
1475      b: {
1476        k: 0 < f2.indexOf('k'),
1477        q: 0 < f2.indexOf('q'),
1478      }
1479    },
1480    enpassantTarget: fields[3] === '-' ? null : fields[3],
1481    halfmoves: Number(fields[4]),
1482    fullmoves: Number(fields[5]),
1483    */
1484  }
1485}
1486
1487var chessSymbols = {
1488  ' ': [' ', ''],
1489  P: ['♙', 'white', 'pawn'],
1490  N: ['♘', 'white', 'knight'],
1491  B: ['♗', 'white', 'bishop'],
1492  R: ['♖', 'white', 'rook'],
1493  Q: ['♕', 'white', 'queen'],
1494  K: ['♔', 'white', 'king'],
1495  p: ['♟', 'black', 'pawn'],
1496  n: ['♞', 'black', 'knight'],
1497  b: ['♝', 'black', 'bishop'],
1498  r: ['♜', 'black', 'rook'],
1499  q: ['♛', 'black', 'queen'],
1500  k: ['♚', 'black', 'king'],
1501}
1502
1503function chessPieceName(c) {
1504  return chessSymbols[c] && chessSymbols[c][2] || '?'
1505}
1506
1507function renderChessSymbol(c, loc) {
1508  var info = chessSymbols[c] || ['?', '', 'unknown']
1509  var piece = info && c !== ' ' ? info[1] + ' ' + info[2] : ''
1510  return h('span.symbol', {
1511    title: piece + (piece && loc ? ' at ' : '') + (loc || '')
1512  }, info[0])
1513}
1514
1515function chessLocToIdxs(loc) {
1516  var m = /^([a-h])([1-8])$/.exec(loc)
1517  if (m) return [8 - m[2], m[1].charCodeAt(0) - 97]
1518}
1519
1520function lookupPiece(board, loc) {
1521  var idxs = chessLocToIdxs(loc)
1522  if (!idxs) return
1523  var piece = board[idxs[0]] && board[idxs[0]][idxs[1]]
1524  if (!piece || piece === ' ') {
1525    // detect castling
1526    if (idxs[0] === 0 || idxs[0] === 7) {
1527      if (idxs[1] === 0) idxs[1]++
1528      else if (idxs[1] == 7) idxs[1]--
1529      else return piece
1530      piece = board[idxs[0]] && board[idxs[0]][idxs[1]]
1531    }
1532  }
1533  return piece
1534}
1535
1536function chessIdxsToLoc(i, j) {
1537  return 'abcdefgh'[j] + (8-i)
1538}
1539
1540RenderMsg.prototype.chessBoard = function (board) {
1541  if (!board) return ''
1542  return h('table.chess-board',
1543    board.map(function (rank, i) {
1544      return h('tr', rank.map(function (piece, j) {
1545        var dark = (i ^ j) & 1
1546        return h('td', {
1547          class: 'chess-square chess-square-' + (dark ? 'dark' : 'light'),
1548        }, renderChessSymbol(piece, chessIdxsToLoc(i, j)))
1549      }))
1550    })
1551  )
1552}
1553
1554RenderMsg.prototype.chessInvite = function (cb) {
1555  var self = this
1556  var myColor = self.c.myColor
1557  self.link(self.c.inviting, function (err, link) {
1558    if (err) return cb(err)
1559    self.wrapMini([
1560      'invites ', link, ' to play chess',
1561      // myColor ? h('p', 'my color is ' + myColor) : ''
1562    ], cb)
1563  })
1564}
1565
1566RenderMsg.prototype.chessInviteTitle = function (cb) {
1567  var self = this
1568  var done = multicb({pluck: 1, spread: true})
1569  self.getName(self.c.inviting, done())
1570  self.getName(self.msg.value.author, done())
1571  done(function (err, inviteeLink, inviterLink) {
1572    if (err) return cb(err)
1573    self.wrap([
1574      'chess: ', inviterLink, ' vs. ', inviteeLink
1575    ], cb)
1576  })
1577}
1578
1579RenderMsg.prototype.chessInviteAccept = function (cb) {
1580  var self = this
1581  self.getMsg(self.c.root, function (err, rootMsg) {
1582    if (err) return cb(err)
1583    self.link(rootMsg.value.author, function (err, rootAuthorLink) {
1584      if (err) return cb(err)
1585      self.wrapMini([
1586        'accepts ',
1587        h('a', {href: self.toUrl(rootMsg.key)}, 'invitation to play chess'), ' ',
1588        'with ', rootAuthorLink
1589      ], cb)
1590    })
1591  })
1592}
1593
1594RenderMsg.prototype.chessGameEnd = function (cb) {
1595  var self = this
1596  var c = self.c
1597  if (c.status === 'resigned') return self.link(self.c.root, function (err, rootLink) {
1598    if (err) return cb(err)
1599    self.wrap([
1600      h('div', h('small', '> ', rootLink)),
1601      h('p', h('strong', 'resigned'))
1602    ], cb)
1603  })
1604
1605  var fen = c.fen && c.fen.length === 2 ? c.pgnMove : c.fen
1606  var game = parseChess(fen)
1607  var piece = game && lookupPiece(game.board, c.dest)
1608  var done = multicb({pluck: 1, spread: true})
1609  self.link(self.c.root, done())
1610  self.link(self.c.winner, done())
1611  done(function (err, rootLink, winnerLink) {
1612    if (err) return cb(err)
1613    self.wrap([
1614      h('div', h('small', '> ', rootLink)),
1615      h('p',
1616        'moved ', (piece ? [renderChessSymbol(piece), ' '] : ''),
1617        'from ' + c.orig, ' ',
1618        'to ' + c.dest
1619      ),
1620      h('p',
1621        h('strong', self.c.status), '. winner: ', h('strong', winnerLink)),
1622      self.chessBoard(game.board)
1623    ], cb)
1624  })
1625}
1626
1627RenderMsg.prototype.chessChat = function (cb) {
1628  var self = this
1629  self.link(self.c.root, function (err, rootLink) {
1630    if (err) return cb(err)
1631    self.wrap([
1632      h('div', h('small', '> ', rootLink)),
1633      h('p', String(self.c.msg))
1634    ], cb)
1635  })
1636}
1637
1638RenderMsg.prototype.chessMove = function (cb) {
1639  if (this.opts.full) return this.chessMoveFull(cb)
1640  return this.chessMoveMini(cb)
1641}
1642
1643RenderMsg.prototype.chessMoveFull = function (cb) {
1644  var self = this
1645  var c = self.c
1646  var fen = c.fen && c.fen.length === 2 ? c.pgnMove : c.fen
1647  var game = parseChess(fen)
1648  var piece = game && lookupPiece(game.board, c.dest)
1649  var done = multicb({pluck: 1, spread: true})
1650  self.link(self.c.root, done())
1651  self.links(self.c.branch, done())
1652  done(function (err, rootLink, branchLinks) {
1653    if (err) return cb(err)
1654    self.wrap([
1655      rootLink ? h('div', h('small', h('span.symbol', '→'), ' ', rootLink)) : '',
1656      branchLinks.map(function (a, i) {
1657        return h('div', h('small', h('span.symbol', '  ↳'), ' ', a))
1658      }),
1659      h('p',
1660        // 'player ', (c.ply || ''), ' ',
1661        piece ? ['moved ', renderChessSymbol(piece), ' '] : '',
1662        'from ' + c.orig, ' ',
1663        'to ' + c.dest
1664      ),
1665      self.chessBoard(game.board)
1666    ], cb)
1667  })
1668}
1669
1670RenderMsg.prototype.chessMoveMini = function (cb) {
1671  var self = this
1672  var c = self.c
1673  var fen = c.fen && c.fen.length === 2 ? c.pgnMove : c.fen
1674  var game = parseChess(fen)
1675  var piece = game && lookupPiece(game.board, c.dest)
1676  self.link(self.c.root, function (err, rootLink) {
1677    if (err) return cb(err)
1678    self.wrapMini([
1679      'moved ', chessPieceName(piece), ' ',
1680      'to ' + c.dest
1681    ], cb)
1682  })
1683}
1684
1685RenderMsg.prototype.acmeChallengesHttp01 = function (cb) {
1686  var self = this
1687  self.wrapMini(h('span',
1688    'serves ',
1689    hJoin(u.toArray(self.c.challenges).filter(Boolean).map(function (challenge) {
1690      return h('a', {
1691        href: 'http://' + challenge.domain +
1692          '/.well-known/acme-challenge/' + challenge.token,
1693        title: challenge.keyAuthorization,
1694      }, String(challenge.domain))
1695    }), ', ', ', and ')
1696  ), cb)
1697}
1698
1699RenderMsg.prototype.renderSeries = function (o) {
1700  return h('div', [
1701    o.series ? h('span', {title: 'series'}, o.series) : '',
1702    o.series && o.seriesNo ? ': ' : '',
1703    o.seriesNo ? h('span', {title: 'series no'}, o.seriesNo) : '',
1704  ])
1705}
1706
1707RenderMsg.prototype.bookclub = function (cb) {
1708  var self = this
1709  var props = self.c.common || self.c
1710  var images = u.toLinkArray(props.image || props.images)
1711  self.wrap(h('table', h('tr',
1712    h('td',
1713      images.map(function (image) {
1714        return h('a', {href: self.render.toUrl(image.link)}, h('img', {
1715          src: self.render.imageUrl(image.link),
1716          alt: image.name || ' ',
1717          width: 180,
1718        }))
1719      })),
1720    h('td',
1721      h('h4', String(props.title)),
1722      props.series || props.seriesNo ? self.renderSeries(props) : '',
1723      props.authors ?
1724        h('p', h('em', String(props.authors)))
1725        : '',
1726      props.description
1727        ? h('div', {innerHTML: self.render.markdown(props.description)})
1728        : ''
1729    )
1730  )), cb)
1731}
1732
1733RenderMsg.prototype.bookclubTitle = function (cb) {
1734  var props = this.c.common || this.c
1735  cb(null, props.title || 'book')
1736}
1737
1738RenderMsg.prototype.sombrioPosition = function () {
1739  return h('span', '[' + this.c.position + ']')
1740}
1741
1742RenderMsg.prototype.sombrioWall = function (cb) {
1743  var self = this
1744  self.wrapMini(h('span',
1745    self.sombrioPosition(),
1746    ' wall'
1747  ), cb)
1748}
1749
1750RenderMsg.prototype.sombrioTombstone = function (cb) {
1751  var self = this
1752  self.wrapMini(h('span',
1753    self.sombrioPosition(),
1754    ' tombstone'
1755  ), cb)
1756}
1757
1758RenderMsg.prototype.sombrioScore = function (cb) {
1759  var self = this
1760  self.wrapMini(h('span',
1761    'scored ',
1762    h('ins', String(self.c.score))
1763  ), cb)
1764}
1765
1766RenderMsg.prototype.blog = function (cb) {
1767  var self = this
1768  var blogId = u.linkDest(self.c.blog)
1769  var imgId = u.linkDest(self.c.thumbnail)
1770  var imgLink = imgId ? u.toLinkArray(self.c.mentions).filter(function (link) {
1771    return link.link === imgId
1772  })[0] || u.toLink(self.c.thumbnail) : null
1773  self.wrapMini(h('table', h('tr',
1774    h('td',
1775      imgId ? h('img', {
1776        src: self.render.imageUrl(imgId),
1777        alt: (imgLink.name || '')
1778          + (imgLink.size != null ? ' (' + self.render.formatSize(imgLink.size) + ')' : ''),
1779        width: 180,
1780      }) : 'blog'),
1781    h('td',
1782      blogId ? h('h3', h('a', {href: self.render.toUrl('/markdown/' + blogId)},
1783        String(self.c.title || self.msg.key))) : '',
1784      String(self.c.summary || ''))
1785  )), cb)
1786}
1787
1788RenderMsg.prototype.imageMap = function (cb) {
1789  var self = this
1790  var imgLink = u.toLink(self.c.image)
1791  var imgRef = imgLink && imgLink.link
1792  var mapName = 'map' + u.token()
1793  self.wrap(h('div', [
1794    h('map', {name: mapName},
1795      u.toArray(self.c.areas).map(function (areaLink) {
1796        var href = areaLink && self.toUrl(areaLink.link)
1797        return href ? h('area', {
1798          shape: String(areaLink.shape),
1799          coords: String(areaLink.coords),
1800          href: href,
1801        }) : ''
1802      })
1803    ),
1804    imgRef && imgRef[0] === '&' ? h('img', {
1805      src: self.render.imageUrl(imgRef),
1806      width: Number(imgLink.width) || undefined,
1807      height: Number(imgLink.height) || undefined,
1808      alt: String(imgLink.name || ''),
1809      usemap: '#' + mapName,
1810    }) : ''
1811  ]), cb)
1812}
1813
1814RenderMsg.prototype.skillCreate = function (cb) {
1815  var self = this
1816  self.wrapMini(h('span',
1817    ' created skill ',
1818    h('ins', String(self.c.name))
1819  ), cb)
1820}
1821
1822RenderMsg.prototype.ideaCreate = function (cb) {
1823  var self = this
1824  self.wrapMini(h('span',
1825    ' has an idea'
1826  ), cb)
1827}
1828
1829RenderMsg.prototype.skillSimilarity = function (cb) {
1830  var self = this
1831  var done = multicb({pluck: 1, spread: true})
1832  self.link(self.c.skillKey1, done())
1833  self.link(self.c.skillKey2, done())
1834  var similarity = !!self.c.similarity
1835  done(function (err, skill1, skill2) {
1836    self.wrapMini(h('span',
1837      'considers ', skill1, ' to be ',
1838      similarity ? 'similar to ' : 'not similar to ',
1839      skill2
1840    ), cb)
1841  })
1842}
1843
1844RenderMsg.prototype.identitySkillAssign = function (cb) {
1845  var self = this
1846  self.link(self.c.skillKey, function (err, a) {
1847    self.wrapMini(h('span',
1848      self.c.action === 'assign' ? 'assigns '
1849        : self.c.action === 'unassign' ? 'unassigns '
1850        : h('code', String(self.c.action)), ' ',
1851      'skill ', a
1852    ), cb)
1853  })
1854}
1855
1856RenderMsg.prototype.ideaSkillAssign = function (cb) {
1857  var self = this
1858  var done = multicb({pluck: 1, spread: true})
1859  self.link(self.c.skillKey, done())
1860  self.link(self.c.ideaKey, done())
1861  done(function (err, skillA, ideaA) {
1862    self.wrapMini(h('span',
1863      self.c.action === 'assign' ? 'assigns '
1864        : self.c.action === 'unassign' ? 'unassigns '
1865        : h('code', String(self.c.action)), ' ',
1866      'skill ', skillA,
1867      ' to idea ',
1868      ideaA
1869    ), cb)
1870  })
1871}
1872
1873RenderMsg.prototype.ideaAssocate = function (cb) {
1874  var self = this
1875  self.link(self.c.ideaKey, function (err, a) {
1876    self.wrapMini(h('span',
1877      self.c.action === 'associate' ? 'associates with '
1878        : self.c.action === 'disassociate' ? 'disassociates with '
1879        : h('code', String(self.c.action)), ' ',
1880      'idea ', a
1881    ), cb)
1882  })
1883}
1884
1885RenderMsg.prototype.ideaHat = function (cb) {
1886  var self = this
1887  self.link(self.c.ideaKey, function (err, a) {
1888    self.wrapMini(h('span',
1889      self.c.action === 'take' ? 'takes '
1890        : self.c.action === 'discard' ? 'discards '
1891        : h('code', String(self.c.action)), ' ',
1892      'idea ', a
1893    ), cb)
1894  })
1895}
1896
1897RenderMsg.prototype.ideaUpdate = function (cb) {
1898  var self = this
1899  var done = multicb({pluck: 1, spread: true})
1900  var props = {}
1901  for (var k in self.c) {
1902    if (k !== 'ideaKey' && k !== 'type' && k !== 'talenet-version') {
1903      props[k] = self.c[k]
1904    }
1905  }
1906  var keys = Object.keys(props).sort().join()
1907
1908  if (keys === 'title') {
1909    return self.wrapMini(h('span',
1910      'titles idea ',
1911      h('a', {href: self.toUrl(self.c.ideaKey)}, String(props.title))
1912    ), cb)
1913  }
1914
1915  if (keys === 'description') {
1916    return self.link(self.c.ideaKey, function (err, a) {
1917      self.wrap(h('div',
1918        'describes idea ', a, ':',
1919        h('blockquote', {innerHTML: self.render.markdown(props.description)})
1920      ), cb)
1921    })
1922  }
1923
1924  if (keys === 'description,title') {
1925    return self.wrap(h('div',
1926      'describes idea ',
1927      h('a', {href: self.toUrl(self.c.ideaKey)}, String(props.title)),
1928      ':',
1929      h('blockquote', {innerHTML: self.render.markdown(props.description)})
1930    ), cb)
1931  }
1932
1933  self.link(self.c.ideaKey, done())
1934  var table = self.valueTable(props, 1, done())
1935  done(function (err, ideaA) {
1936    self.wrap(h('div', [
1937      'updates idea ', ideaA,
1938      table
1939    ]), cb)
1940  })
1941}
1942
1943RenderMsg.prototype.ideaComment = function (cb) {
1944  var self = this
1945  var done = multicb({pluck: 1, spread: true})
1946  self.link(self.c.ideaKey, done())
1947  self.link(self.c.commentKey, done())
1948  done(function (err, ideaLink, commentLink) {
1949    if (err) return self.wrap(u.renderError(err), cb)
1950    self.wrap(h('div', [
1951      ideaLink ? h('div', h('small', h('span.symbol', '→'), ' idea ', ideaLink)) : '',
1952      commentLink ? h('div', h('small', h('span.symbol', '↳'), ' comment ', commentLink)) : '',
1953      self.c.text ?
1954        h('div', {innerHTML: self.render.markdown(self.c.text)}) : ''
1955    ]), cb)
1956  })
1957}
1958
1959RenderMsg.prototype.aboutResource = function (cb) {
1960  var self = this
1961  return self.wrap(h('div',
1962    'describes resource ',
1963    h('a', {href: self.toUrl(self.c.about)}, String(self.c.name)),
1964    ':',
1965    h('blockquote', {innerHTML: self.render.markdown(self.c.description)})
1966  ), cb)
1967}
1968
1969RenderMsg.prototype.lineComment = function (cb) {
1970  var self = this
1971  var done = multicb({pluck: 1, spread: true})
1972  self.link(self.c.repo, done())
1973  self.getMsg(self.c.updateId, done())
1974  done(function (err, repoLink, updateMsg) {
1975    if (err) return cb(err)
1976    return self.wrap(h('div',
1977      h('div', h('small', '> ',
1978        repoLink, ' ',
1979        h('a', {
1980          href: self.toUrl(self.c.updateId)
1981        },
1982          updateMsg && updateMsg.value.timestamp
1983            ? htime(new Date(updateMsg.value.timestamp))
1984            : String(self.c.updateId)
1985        ), ' ',
1986        h('a', {
1987          href: self.toUrl('/git/commit/' + self.c.commitId + '?msg=' + encodeURIComponent(self.c.updateId))
1988        }, String(self.c.commitId).substr(0, 8)), ' ',
1989        h('a', {
1990          href: self.toUrl('/git/line-comment/' +
1991            encodeURIComponent(self.msg.key || JSON.stringify(self.msg)))
1992        }, h('code', self.c.filePath + ':' + self.c.line))
1993      )),
1994      self.c.text ?
1995        h('div', {innerHTML: self.markdown()}) : ''), cb)
1996  })
1997}
1998
1999RenderMsg.prototype.webInit = function (cb) {
2000  var self = this
2001  var url = '/web/' + encodeURIComponent(this.msg.key)
2002  self.wrapMini(h('a',
2003    {href: this.toUrl(url)},
2004    'website'
2005  ), cb)
2006}
2007
2008RenderMsg.prototype.webRoot = function (cb) {
2009  var self = this
2010  var site = u.isRef(this.c.site) && this.c.site
2011  var root = u.isRef(this.c.root) && this.c.root
2012  self.link(site, function (err, siteLink) {
2013    self.wrapMini(h('span',
2014      'updated website ',
2015      siteLink || '', ' ',
2016      root ? [
2017        'to ', h('a', {href: self.toUrl(root)}, root.substr(0, 8) + '…')
2018      ] : ''
2019    ), cb)
2020  })
2021}
2022
2023function dateSpan(date) {
2024  return h('span', {
2025    title: date.toLocaleString()
2026  }, date.toString())
2027}
2028
2029RenderMsg.prototype.poll = function (cb) {
2030  var self = this
2031  var closeDate = new Date(self.c.closesAt)
2032  var details = self.c.pollDetails || self.c.details || {}
2033  var choices = u.toArray(details.choices)
2034  var pollType = details.type
2035  var max = Number(details.maxChoiceScore) || 2
2036  var numDots = Number(details.numDots) || 1
2037  return self.wrap(h('div',
2038    h('h3', {innerHTML: u.unwrapP(self.render.markdown(self.c.title))}),
2039    h('div', {innerHTML: u.unwrapP(self.render.markdown(self.c.body, self.c.mentions))}),
2040    h('p', 'Closes at ', dateSpan(closeDate)),
2041    pollType === 'chooseOne' || pollType === 'meetingTime' /*|| pollType === 'dot' || pollType === 'range'*/ ?
2042    h('form', {method: 'post', action: ''},
2043      h('input', {type: 'hidden', name: 'action', value: 'poll-position'}),
2044      h('input', {type: 'hidden', name: 'poll_root', value: self.msg.key}),
2045      h('input', {type: 'hidden', name: 'poll_type', value: pollType}),
2046      choices.map(function (choice, i) {
2047        return h('div',
2048          pollType === 'chooseOne' ? [
2049            h('input', {type: 'radio', name: 'poll_choice', value: i}), ' ',
2050            String(choice)
2051          ] : pollType === 'meetingTime' /*|| pollType === 'dot'*/ ? [
2052            h('input', {type: 'checkbox', name: 'poll_choices', value: i}), ' ',
2053            dateSpan(new Date(choice))
2054            /*
2055          ] : pollType === 'range' ? [
2056            h('input', {type: 'number', name: 'poll_choice_' + i, min: 0, max: max}), ' ',
2057            String(choice)
2058            */
2059          ] : String(choice)
2060        )
2061      }),
2062      pollType === 'meetingTime' ? '' : h('p', 'reason: ',
2063        h('div', h('textarea', {name: 'poll_reason'}))
2064      ),
2065      u.toArray(this.opts.branches).filter(function (branch) {
2066        return branch !== self.msg.key
2067      }).map(function (branch) {
2068        return h('input', {type: 'hidden', name: 'branches', value: branch})
2069      }),
2070      h('p.msg-right', h('input', {type: 'submit', value: 'preview'}))
2071    ) : h('div', 'unknown poll type')
2072  ), cb)
2073}
2074
2075RenderMsg.prototype.position = function (cb) {
2076  if (this.c.version === 'v1') return this.pollPosition(cb)
2077  return this.object(cb)
2078}
2079
2080RenderMsg.prototype.pollPosition = function (cb) {
2081  var self = this
2082  var details = self.c.pollDetails || self.c.details || self.c
2083  var reason = self.c.reason || ''
2084  var done = multicb({pluck: 1, spread: true})
2085  self.link(self.c.root, done())
2086  self.links(self.c.branch, done())
2087  var msgCb = done()
2088  self.app.getMsg(self.c.root, function (err, msg) {
2089    // ignore error getting root message... it's not that important
2090    msgCb(null, msg)
2091  })
2092  done(function (err, rootLink, branchLinks, rootMsg) {
2093    if (err) return cb(err)
2094    var rootContent = rootMsg && rootMsg.value.content || {}
2095    var rootDetails = rootContent.pollDetails || rootContent.details || rootContent
2096    var choices = u.toArray(rootDetails.choices)
2097    var pickedChoices = u.toArray(details.choices || details.choice)
2098      .map(function (i) { return choices[i] != null ? choices[i] : i })
2099    var positionType = details.type
2100    return self.wrap(h('div',
2101      rootLink ? h('div', h('small', h('span.symbol', '→'), ' ', rootLink)) : '',
2102      branchLinks.map(function (a, i) {
2103        return h('div', h('small', h('span.symbol', '  ↳'), ' ', a))
2104      }),
2105      h('ul', pickedChoices.map(function (choice) {
2106        return h('li',
2107          positionType === 'meetingTime' ? dateSpan(new Date(choice))
2108          : String(choice)
2109        )
2110      })),
2111      reason ? h('div', {innerHTML: self.render.markdown(reason, self.c.mentions)}) : ''
2112    ), cb)
2113  })
2114}
2115
2116RenderMsg.prototype.pollResolution = function (cb) {
2117  var self = this
2118  var done = multicb({pluck: 1, spread: true})
2119  self.link(self.c.root, done())
2120  self.links(self.c.branch, done())
2121  var msgCb = done()
2122  self.app.getMsg(self.c.root, function (err, msg) {
2123    msgCb(null, msg)
2124  })
2125  done(function (err, rootLink, branchLinks, rootMsg) {
2126    if (err) return cb(err)
2127    var rootContent = rootMsg && rootMsg.value.content || {}
2128    var rootDetails = rootContent.pollDetails || rootContent.details || rootContent
2129    var choices = u.toArray(rootDetails.choices)
2130    var pickedChoices = u.toArray(self.c.choices || self.c.choice)
2131      .map(function (i) { return choices[i] != null ? choices[i] : i })
2132    var pollType = rootDetails.type
2133    return self.wrap(h('div',
2134      rootLink ? h('div', h('small', h('span.symbol', '→'), ' ', rootLink)) : '',
2135      branchLinks.map(function (a, i) {
2136        return h('div', h('small', h('span.symbol', '  ↳'), ' ', a))
2137      }),
2138      h('div', 'Resolved:'),
2139      h('ul', pickedChoices.map(function (choice) {
2140        return h('li',
2141          pollType === 'meetingTime' ? dateSpan(new Date(choice))
2142          : String(choice)
2143        )
2144      }))
2145    ), cb)
2146  })
2147}
2148
2149RenderMsg.prototype.scat = function (cb) {
2150  this.wrapMini([
2151    this.c.action ? '' : 'chats ',
2152    h('q', String(this.c.text))
2153  ], cb)
2154}
2155
2156RenderMsg.prototype.share = function (cb) {
2157  var self = this
2158  var share = self.c.share || {}
2159  self.link(share.link, function (err, link) {
2160    self.wrapMini([
2161      'shares ',
2162      share.content === 'blog' ? 'blog '
2163        : share.content ? [h('code', String(share.content)), ' ']
2164        : '',
2165      link || String(share.link),
2166      share.url ? [
2167        ' at ',
2168        h('small', h('a', {href: self.toUrl(share.url)}, share.url))
2169      ] : '',
2170      share.text ? [
2171        ': ',
2172        h('q', String(share.text))
2173      ] : ''
2174    ], cb)
2175  })
2176}
2177
2178RenderMsg.prototype.tag = function (cb) {
2179  var done = multicb({pluck: 1, spread: true})
2180  var self = this
2181  if (self.c.message || self.c.root) {
2182    self.link(self.c.root, done())
2183    self.link(self.c.message, done())
2184    done(function (err, rootLink, msgLink) {
2185      if (err) return self.wrap(u.renderError(err), cb)
2186      return self.wrapMini([
2187        self.c.tagged ? 'tagged ' : 'untagged ',
2188        msgLink,
2189        rootLink ? [' as ', rootLink] : ''
2190      ], cb)
2191    })
2192  } else {
2193    self.wrapMini('tag', cb)
2194  }
2195}
2196
2197RenderMsg.prototype.label = function (cb) {
2198  var done = multicb({pluck: 1, spread: true})
2199  var self = this
2200  self.link(self.c.link, function (err, link) {
2201    return self.wrapMini([
2202      'labeled ',
2203      link,
2204      ' as ',
2205      h('ins', String(self.c.label))
2206    ], cb)
2207  })
2208}
2209
2210RenderMsg.prototype.queue = function (cb) {
2211  var done = multicb({pluck: 1, spread: true})
2212  var self = this
2213  self.link(self.c.message, function (err, link) {
2214    return self.wrapMini([
2215      self.c.queue || typeof self.c.queue === 'undefined' ? 'queued' : 'unqueued',
2216      ' ',
2217      link
2218    ], cb)
2219  })
2220}
2221
2222RenderMsg.prototype.tagTitle = function (cb) {
2223  var self = this
2224  if (!self.c.message && !self.c.root) {
2225    return self.app.getAbout(self.msg.key, function (err, about) {
2226      if (err) return cb(err)
2227      var name = about.name || about.title
2228        || (about.description && mdInline(about.description))
2229      cb(null, name ? name.replace(/^%/, '') : u.truncate(self.msg.key, 8))
2230    })
2231  }
2232  var done = multicb({pluck: 1, spread: true})
2233  self.getName(self.c.root, done())
2234  self.getName(self.c.message, done())
2235  done(function (err, rootName, msgName) {
2236    if (err) return cb(null, err.stack)
2237    cb(null, (self.c.tagged ? 'tagged ' : 'untagged ')
2238      + msgName + ' as ' + rootName)
2239  })
2240}
2241
2242RenderMsg.prototype.shard = function (cb) {
2243  // this.c.errors
2244  // this.c.version
2245  var self = this
2246  self.link(self.c.root, function (err, rootLink) {
2247    self.wrap(h('div', [
2248      h('div', h('small', h('span.symbol', '  ↳'), ' dark-crystal ', rootLink || '?')),
2249      h('p', [
2250        h('a', {
2251          href: self.toUrl('/shard/' + encodeURIComponent(self.msg.key)),
2252          title: 'view shard'
2253        }, 'shard')
2254      ])
2255    ]), cb)
2256  })
2257}
2258
2259RenderMsg.prototype.invite = function (cb) {
2260  // this.c.version
2261  var self = this
2262  self.link(self.c.root, function (err, rootLink) {
2263    self.wrap(h('div', [
2264      h('div', h('small', h('span.symbol', '  ↳'), ' ', rootLink || '?')),
2265      self.c.body ? h('div', {innerHTML: self.render.markdown(self.c.body)}) : '',
2266    ]), cb)
2267  })
2268}
2269
2270RenderMsg.prototype.pickIgoFn = function () {
2271  switch (this.c.tag) {
2272    case 'App.IgoMsg.Kibitz': return this.igoKibitz
2273    case 'App.IgoMsg.OfferMatch': return this.igoOfferMatch
2274    case 'App.IgoMsg.AcceptMatch': return this.igoAcceptMatch
2275    case 'App.IgoMsg.PlayMove': return this.igoPlayMove
2276  }
2277}
2278
2279RenderMsg.prototype.igo = function (cb) {
2280  var self = this
2281  var fn = self.pickIgoFn()
2282  if (!fn) return self.object(cb)
2283  var done = multicb({pluck: 1})
2284  u.toArray(this.c.values).forEach(function (value) {
2285    fn.call(self, value, done())
2286  })
2287  done(function (err, els) {
2288    if (err) return self.wrap(u.renderError(err), cb)
2289    if (els.length === 1 && els[0].tagName === 'span')  return self.wrapMini(els[0], cb)
2290    self.wrap(h('div', els), cb)
2291  })
2292}
2293
2294RenderMsg.prototype.igoKibitz = function (value, cb) {
2295  var self = this
2296  var text = value && value.text
2297  self.link(value.move, function (err, moveLink) {
2298    cb(null, h('div', [
2299      h('div', h('small', h('span.symbol', '  ↳'), ' ', moveLink || '?')),
2300      text ? h('div', {innerHTML: self.render.markdown(text)}) : ''
2301    ]))
2302  })
2303}
2304
2305RenderMsg.prototype.igoOfferMatch = function (value, cb) {
2306  var self = this
2307  var terms = self.c.terms || {}
2308  var size = Number(terms.size)
2309  var komi = Number(terms.komi)
2310  var handicap = Number(terms.handicap)
2311  var opponentId = value.opponentKey
2312  /*
2313  var myColor = self.c.myColor || {}
2314  var color =
2315    myColor.tag === 'App.IgoMsg.Black' ? 'black ●' :
2316    myColor.tag === 'App.IgoMsg.White' ? 'white ○' :
2317    '?'
2318  */
2319  self.link(opponentId, function (err, opponentLink) {
2320    cb(null, h('span', [
2321      'invites ',
2322      opponentLink,
2323      ' to play Go'
2324    ]))
2325  })
2326}
2327
2328RenderMsg.prototype.igoAcceptMatch = function (value, cb) {
2329  var self = this
2330  /*
2331  var terms = self.c.terms || {}
2332  var size = Number(terms.size)
2333  var komi = Number(terms.komi)
2334  var handicap = Number(terms.handicap)
2335  */
2336  self.getMsg(value.offerKey, function (err, offerMsg) {
2337    if (err) return cb(err)
2338    self.link(offerMsg && offerMsg.value.author, function (err, offerAuthorLink) {
2339      if (err) return cb(err)
2340      cb(null, h('span',
2341        'accepts ',
2342        h('a', {href: self.toUrl(offerMsg && offerMsg.key)}, 'invitation to play Go'), ' ',
2343        'with ', offerAuthorLink
2344      ))
2345    })
2346  })
2347}
2348
2349RenderMsg.prototype.igoPlayMove = function (value, cb) {
2350  var self = this
2351  // value.subjectiveMoveNum
2352  var move = value.move || {}
2353  if (move.tag === 'App.IgoMsg.PlayStone') {
2354    var moveValues = u.toArray(move.values)
2355    if (moveValues.length === 1) {
2356      var moveValue = moveValues[0]
2357      if (moveValue.tag === 'App.IgoMsg.BoardPosition') {
2358        var boardPosValues = moveValue.values
2359        if (boardPosValues.length === 1) {
2360          var boardPos = boardPosValues[0]
2361          var x = Number(boardPos.x)
2362          var y = Number(boardPos.y)
2363          return cb(null, h('span',
2364            'placed a stone at ',
2365            '[' + x + ', ' + y + ']'))
2366        }
2367      }
2368    }
2369  }
2370
2371  var table = self.valueTable(move, 2, function (err) {
2372    cb(err, table)
2373  })
2374}
2375

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