Add drag track from spotify into KyanBar

app/_windows/jukebox_control_window.rb

@@ -10,7 +10,43 @@ def self.build
     ).tap do |win|
       win.setFrameAutosaveName("MAINWINDOWPositionHeightWidth")
       win.build_views
+
+      win.registerForDraggedTypes([NSPasteboardTypeString])
+    end
+  end
+
+  def draggingEntered(sender)
+    source_drag_mask = sender.draggingSourceOperationMask
+    pboard = sender.draggingPasteboard
+
+    if pboard.types.include?(NSPasteboardTypeString)
+      if source_drag_mask & NSDragOperationGeneric
+        return NSDragOperationGeneric
+      end
     end
+
+    NSDragOperationNone
+  end
+
+  def draggingUpdated(sender)
+    NSDragOperationCopy
+  end
+
+  def performDragOperation(sender)
+    source_drag_mask = sender.draggingSourceOperationMask
+    pboard = sender.draggingPasteboard
+
+    if pboard.types.include?(NSPasteboardTypeString)
+      str = pboard.stringForType(NSPasteboardTypeString)
+
+      # only handle tracks at the moment
+      # e.g http://open.spotify.com/track/75clRtmtXSkZsPm6SjjQ5j
+      if str.match(/http:\/\/open\.spotify\.com\/track\/[a-zA-Z0-9]*/)
+        PlaylistHandler.add!(str)
+      end
+    end
+
+    true
   end
 
   def canBecomeKeyWindow

app/config/constants.rb

@@ -1,6 +1,7 @@
 WEBSOCKET_HOST = 'jukebox.local'
 WEBSOCKET_URL = "ws://#{WEBSOCKET_HOST}:8081"
-VOTE_URL = "http://#{WEBSOCKET_HOST}/external?"
+JUKEBOX_URL = "http://#{WEBSOCKET_HOST}"
+VOTE_URL = "#{JUKEBOX_URL}/external?"
 
 DEFAULT_MENU_WIDTH=250.0
 

app/lib/jukebox_handler.rb

@@ -33,25 +33,7 @@ def after_update
   end
 
   def do_notifications
-    jukebox.notifications.each do |message|
-      gcdq = Dispatch::Queue.new('com.kyan.kyanbar')
-      gcdq.async do
-        notification = NSUserNotification.new
-        notification.title = message.heading
-        notification.subtitle = message.subtitle
-        notification.informativeText = message.description
-
-        if !message.artwork_url.nil?
-          url = NSURL.URLWithString(message.artwork_url)
-          if url
-            artwork_image = NSImage.alloc.initWithContentsOfURL(url)
-            notification.contentImage = artwork_image
-          end
-        end
-
-        NSUserNotificationCenter.defaultUserNotificationCenter.scheduleNotification(notification)
-      end
-    end
+    KyanBar::Notifier.send!(jukebox.notifications)
   end
 
 end

app/lib/notifier.rb

@@ -0,0 +1,35 @@
+module KyanBar
+  class Notifier
+    attr_reader :notifications
+
+    def initialize(notifications=[])
+      @notifications = notifications
+    end
+
+    def self.send!(notifications)
+      new(notifications).process!
+    end
+
+    def process!
+      notifications.each do |message|
+        gcdq = Dispatch::Queue.new('com.kyan.kyanbar')
+        gcdq.async do
+          notification = NSUserNotification.new
+          notification.title = message.heading
+          notification.subtitle = message.subtitle
+          notification.informativeText = message.description
+
+          if !message.artwork_url.nil?
+            url = NSURL.URLWithString(message.artwork_url)
+            if url
+              artwork_image = NSImage.alloc.initWithContentsOfURL(url)
+              notification.contentImage = artwork_image
+            end
+          end
+
+          NSUserNotificationCenter.defaultUserNotificationCenter.scheduleNotification(notification)
+        end
+      end
+    end
+  end
+end

app/lib/playlist_handler.rb

@@ -0,0 +1,94 @@
+class PlaylistHandler
+
+  attr_reader :data_as_json
+
+  def initialize(track)
+    @data_as_json = BW::JSON.generate({'filenames' => [track]})
+  end
+
+  def self.add!(track)
+    handler = new(track)
+    handler.add
+  end
+
+  def add
+    if valid?
+      AFMotion::HTTP.get(dest_url) do |response|
+        if response.body.to_s.include?('login details incorrect')
+          alert_creds_wrong
+        else
+          if response.success?
+            parse_json(response.body)
+            do_notification
+          end
+        end
+      end
+    else
+      alert_no_creds
+      false
+    end
+  end
+
+  private
+
+  def dest_url
+    json_encode = data_as_json.to_url_encoded
+    encoded_str = "user=#{username}&password=#{password}&argument=#{json_encode}"
+    "#{JUKEBOX_URL}/run/bulk_add_to_playlist?#{encoded_str}"
+  end
+
+  def valid?
+    username && password
+  end
+
+  def username
+    Persistence.get("jukeboxUsername")
+  end
+
+  def password
+    Persistence.get("jukeboxPassword")
+  end
+
+  def alert_creds_wrong
+    oops(
+      'Doh?',
+      'Your jukebox username or password appear to be wrong!'
+    )
+  end
+
+  def alert_no_creds
+    oops(
+      'Want to vote huh?',
+      'You need to set your username and password in preferences'
+    )
+  end
+
+  def oops(title, message)
+    alert = NSAlert.new
+    alert.messageText = title
+    alert.informativeText = message
+    alert.alertStyle = NSInformationalAlertStyle
+    alert.addButtonWithTitle("Ok")
+    response = alert.runModal
+  end
+
+  def parse_json(str)
+    e = Pointer.new(:object)
+    json = NSJSONSerialization.JSONObjectWithData( String(str).to_data,
+      options:0,
+      error: e
+    )
+    @track = json.first
+  end
+
+  def do_notification
+    track = KyanJukebox::Track.new
+    track.title = 'Successfully added to Jukebox'
+    track.artist = "#{@track["title"]} - #{@track["artist"]}"
+    track.album = @track["album"]
+    track.artwork_url = @track["artwork_url"]
+
+    KyanBar::Notifier.send!([track])
+  end
+
+end