From 34bf49e52db38a53d14c19c65d775f52da0c1329 Mon Sep 17 00:00:00 2001
From: cel <cel@f/6sQ6d2CMxRUhLpspgGIulDxDCwYD7DzFzPNr7u5AU=.ed25519>
Date: Fri, 14 Apr 2017 00:48:57 -0700
Subject: Move message stream decryption into App

---
 lib/app.js   | 24 ++++++++++++++++++++++++
 lib/serve.js | 20 ++++----------------
 2 files changed, 28 insertions(+), 16 deletions(-)

diff --git a/lib/app.js b/lib/app.js
index 38f9f50..7424b50 100644
--- a/lib/app.js
+++ b/lib/app.js
@@ -7,12 +7,18 @@ var pull = require('pull-stream')
 var ssbAvatar = require('ssb-avatar')
 var hasher = require('pull-hash/ext/ssb')
 var multicb = require('multicb')
+var paramap = require('pull-paramap')
 
 var Serve = require('./serve')
 var Render = require('./render')
 
 module.exports = App
 
+function isMsgReadable(msg) {
+  var c = msg && msg.value && msg.value.content
+  return typeof c === 'object' && c !== null
+}
+
 function App(sbot, config) {
   this.sbot = sbot
   this.config = config
@@ -278,3 +284,21 @@ App.prototype._getFriendInfo = function (id, cb) {
     })
   })
 }
+
+App.prototype.unboxMessages = function () {
+  return pull(
+    paramap(this.unboxMsg, 16),
+    pull.filter(isMsgReadable)
+  )
+}
+
+App.prototype.streamChannels = function (opts) {
+  return pull(
+    this.sbot.messagesByType({type: 'channel', reverse: true}),
+    this.unboxMessages(),
+    pull.map(function (msg) {
+      return msg.value.content.channel
+    }),
+    pull.unique()
+  )
+}
diff --git a/lib/serve.js b/lib/serve.js
index ca86533..e7d1695 100644
--- a/lib/serve.js
+++ b/lib/serve.js
@@ -25,11 +25,6 @@ var emojiDir = path.join(require.resolve('emoji-named-characters'), '../pngs')
 
 var urlIdRegex = /^(?:\/+(([%&@]|%25)(?:[A-Za-z0-9\/+]|%2[Ff]|%2[Bb]){43}(?:=|%3D)\.(?:sha256|ed25519))(?:\.([^?]*))?|(\/.*?))(?:\?(.*))?$/
 
-function isMsgReadable(msg) {
-  var c = msg && msg.value.content
-  return typeof c === 'object' && c !== null
-}
-
 function isMsgEncrypted(msg) {
   var c = msg && msg.value.content
   return typeof c === 'string'
@@ -323,8 +318,7 @@ Serve.prototype.private = function (ext) {
   pull(
     this.app.createLogStream(opts),
     pull.filter(isMsgEncrypted),
-    paramap(this.app.unboxMsg, 16),
-    pull.filter(isMsgReadable),
+    this.app.unboxMessages(),
     pull.take(limit),
     this.renderThreadPaginated(opts, null, q),
     this.wrapMessages(),
@@ -412,13 +406,7 @@ Serve.prototype.channels = function (ext) {
   var self = this
 
   pull(
-    self.app.sbot.messagesByType({type: 'channel', reverse: true}),
-    paramap(self.app.unboxMsg, 16),
-    pull.map(function (msg) {
-      var c = msg.value.content
-      return c && c.channel
-    }),
-    pull.unique(),
+    self.app.streamChannels(),
     paramap(function (channel, cb) {
       var subscribed = false
       cb(null, h('form', {method: 'post', action: ''},
@@ -565,7 +553,7 @@ Serve.prototype.id = function (id, ext) {
     pull(
       cat([pull.once(rootMsg), self.app.sbot.links({dest: id, values: true})]),
       pull.unique('key'),
-      paramap(self.app.unboxMsg, 16),
+      self.app.unboxMessages(),
       pull.collect(function (err, links) {
         if (err) return self.respond(500, err.stack || err)
         pull(
@@ -1230,7 +1218,7 @@ Serve.prototype.composer = function (opts, cb) {
     var msgContainer = h('table.ssb-msgs')
     pull(
       pull.once(msg),
-      pull.asyncMap(self.app.unboxMsg),
+      self.app.unboxMessages(),
       self.app.render.renderFeeds(raw),
       pull.drain(function (el) {
         msgContainer.appendChild(h('tbody', el))
-- 
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