Fix automatic log append

assets/javascripts/app/models/artifact.coffee

@@ -2,3 +2,6 @@ require 'travis/model'
 
 @Travis.Artifact = Travis.Model.extend
   body: DS.attr('string')
+
+  append: (body) ->
+    @set('body', @get('body') + body)

assets/javascripts/app/models/job.coffee

@@ -35,14 +35,16 @@ require 'travis/model'
       []
   ).property('config')
 
-  appendLog: (log) ->
-    @set('log', @get('log') + log)
+  appendLog: (text) ->
+    if log = @get('log')
+      log.append(text)
 
   subscribe: ->
-    # Travis.app.subscribe 'job-' + @get('id')
+    if id = @get('id')
+      Travis.app.pusher.subscribe "job-#{id}"
 
   onStateChange: (->
-    # Travis.app.unsubscribe 'job-' + @get('id') if @get('state') == 'finished'
+    Travis.app.pusher.unsubscribe "job-#{@get('id')}" if @get('state') == 'finished'
   ).observes('state')
 
   tick: ->

assets/javascripts/app/pusher.coffee

@@ -28,13 +28,13 @@ $.extend Travis.Pusher.prototype,
   receive: (event, data) ->
     if data.id
       data = @normalize(event, data)
-    Travis.app.store.receive(event.split(':')[0], data)
+    Travis.app.store.receive(event, data)
 
   normalize: (event, data) ->
     switch event
       when 'build:started', 'build:finished'
         data
-      when 'job:created', 'job:started', 'job:finished'
+      when 'job:created', 'job:started', 'job:finished', 'job:log'
         data.queue = data.queue.replace('builds.', '') if data.queue
         { job: data }
       when 'worker:added', 'worker:updated', 'worker:removed'

assets/javascripts/app/store.coffee

@@ -36,11 +36,16 @@ Travis.Store = DS.Store.extend
 
     { id: id, clientId: clientId }
 
-  receive: (name, data) ->
+  receive: (event, data) ->
+    [name, type] = event.split(':')
+
     mappings = @adapter.get('mappings')
     type = mappings[name]
 
-    if data[type.singularName()]
+    if event == 'job:log'
+      if job = @find(Travis.Job, data['job']['id'])
+        job.appendLog(data['job']['_log'])
+    else if data[type.singularName()]
       @_loadOne(this, type, data)
     else if data[type.pluralName()]
       @_loadMany(this, type, data)

assets/javascripts/app/templates/jobs/log.hbs

@@ -1,3 +1,4 @@
+{{view.logSubscriber}}
 {{#if log.isLoaded}}
   <pre id="log">{{{formatLog log.body}}}</pre>
 

assets/javascripts/app/views/job.coffee

@@ -49,7 +49,19 @@
 
   LogView: Travis.View.extend
     templateName: 'jobs/log'
+    logBinding: 'job.log'
 
     click: (event) ->
       $(event.target).closest('.fold').toggleClass('open')
 
+    jobBinding: 'context'
+
+    logSubscriber: (->
+      # for some reason observing context does not work,
+      # TODO: find out why
+      job   = @get('job')
+      state = @get('job.state')
+      if job && state != 'finished'
+        job.subscribe()
+      null
+    ).property('job', 'job.state')