git ssb

1
var pull = require('pull-stream')
2
var ssbKeys = require('ssb-keys')
3
var ref = require('ssb-ref')
4
var reconnect = require('pull-reconnect')
5
6
var config = require('./config')()
7
var createClient = require('ssb-client')
8
var createFeed   = require('ssb-feed')
9
10
var keys = require('./keys')
11
12
var CACHE = {}
13
14
var rec = reconnect(function (isConn) {
15
  function notify (value) {
16
    isConn(value)
17
  }
18
19
  createClient(keys, {
20
    manifest: require('./manifest.json'),
21
    remote: config.remote,
22
    caps: config.caps
23
  }, function (err, _sbot) {
24
    if(err)
25
      return notify(err)
26
27
    sbot = _sbot
28
    sbot.on('closed', function () {
29
      sbot = null
30
      notify(new Error('closed'))
31
    })
32
33
    notify()
34
  })
35
})
36
37
var internal = {
38
  getLatest: rec.async(function (id, cb) {
39
    sbot.getLatest(id, cb)
40
  }),
41
  add: rec.async(function (msg, cb) {
42
    sbot.add(msg, cb)
43
  })
44
}
45
46
var feed = createFeed(internal, keys, {remote: true})
47
48
module.exports = {
49
  createLogStream: rec.source(function (opts) {
50
    return pull(
51
      sbot.createLogStream(opts),
52
      pull.through(function (e) {
53
        CACHE[e.key] = CACHE[e.key] || e.value
54
      })
55
    )
56
  }),
57
  userStream: rec.source(function (config) {
58
    return pull(
59
      sbot.createUserStream(config),
60
      pull.through(function (e) {
61
        CACHE[e.key] = CACHE[e.key] || e.value
62
      })
63
    )
64
  }),
65
  backlinks: rec.source(function (query) {
66
    return sbot.backlinks.read(query)
67
  }),
68
  names: {
69
    get: rec.async(function (opts, cb) {
70
      sbot.names.get(opts, cb)
71
    }),
72
    getImages: rec.async(function (opts, cb) {
73
      sbot.names.getImages(opts, cb)
74
    }),
75
    getImageFor: rec.async(function (opts, cb) {
76
        return sbot.names.getImageFor(opts, cb)
77
      if(images[opts]) cb(null, images[opts])
78
      else
79
        sbot.names.getImageFor(opts, function (err, v) {
80
          if(err) cb(err)
81
          else cb(null, images[opts]= v)
82
        })
83
    }),
84
    getSignifier: rec.async(function (opts, cb) {
85
      sbot.names.getSignifier(opts, cb)
86
    }),
87
    getSignifies: rec.async(function (opts, cb) {
88
      sbot.names.getSignifies(opts, cb)
89
    })
90
  },
91
  friends: {
92
    get: rec.async(function (opts, cb) {
93
      sbot.friends.get(opts, cb)
94
    })
95
  },
96
  query: rec.source(function (query) {
97
    return sbot.query.read(query)
98
  }),
99
  get: rec.async(function (key, cb) {
100
    if('function' !== typeof cb)
101
      throw new Error('cb must be function')
102
    if(CACHE[key]) cb(null, CACHE[key])
103
    else sbot.get(key, function (err, value) {
104
      if(err) return cb(err)
105
      cb(null, CACHE[key] = value)
106
    })
107
  }),
108
  links: rec.source(function (query) {
109
    return sbot.links(query)
110
  }),
111
  addblob: rec.sink(function (cb)  {
112
    return sbot.blobs.add(cb)
113
  }),
114
  publish: rec.async(function (content, cb) {
115
    if(content.recps)
116
      content = ssbKeys.box(content, content.recps.map(function (e) {
117
        return ref.isFeed(e) ? e : e.link
118
      }))
119
    else if(content.mentions)
120
      content.mentions.forEach(function (mention) {
121
        if(ref.isBlob(mention.link)) {
122
          sbot.blobs.push(mention.link, function (err) {
123
            if(err) console.error(err)
124
          })
125
        }
126
      })
127
    feed.add(content, function (err, msg) {
128
      if(err) console.error(err)
129
      else if(!cb) console.log(msg)
130
      cb && cb(err, msg)
131
    })
132
  })
133
134
}
135
136