From 1be3cf6c6118eb39fe65f4e7848f2037f135ff33 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Sat, 27 Nov 2010 21:38:16 +0100
Subject: mpclient: add functions for manipulating stickers

---
 nephilim/mpclient.py | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/nephilim/mpclient.py b/nephilim/mpclient.py
index 6a98a96..104e62c 100644
--- a/nephilim/mpclient.py
+++ b/nephilim/mpclient.py
@@ -362,6 +362,26 @@ class MPClient(QtCore.QObject):
         """
         self._command('seekid', self.status['songid'], time)
 
+    ## stickers ##
+    def sticker_list(self, song, callback):
+        """
+        Get a list of stickers for specified song. callback is called with an
+        iterator over (key, value) tuples as argument.
+        """
+        self._command('sticker', 'list', 'song', song, callback = lambda data: callback(self._parse_stickers(data)))
+    def sticker_set(self, song, key, value):
+        """
+        Set a sticker associated with song.
+        """
+        self._command('sticker', 'set', 'song', song, key, value)
+    def sticker_get(self, song, key, callback):
+        """
+        Get a sticker with the given key associated with song.
+        Callback is called with the sticker's value as argument.
+        """
+        self._command('sticker', 'get', 'song', song, key,
+                      callback = lambda data: callback(self._parse_sticker(data)), report_errors = False)
+
     #### PRIVATE ####
 
     ## connection functions ##
@@ -622,3 +642,25 @@ class MPClient(QtCore.QObject):
         for song in self._parse_objects(data, ['file', 'directory']):
             if 'file' in song:
                 yield Song(song)
+
+    def _parse_stickers(self, data):
+        """
+        Parse a list of stickers -- output of sticker list.
+        Yields (key, value) tuples.
+        """
+        for sticker in self._parse_list(data):
+            parts = sticker.partition('=')
+            if not parts[1]:
+                self._logger.error('Malformed sticker: %s.'%sticker)
+                continue
+            yield (parts[0], parts[2])
+    def _parse_sticker(self, data):
+        """
+        Parse a single sticker -- output of sticker get.
+        Returns the sticker's value.
+        """
+        sticker = list(self._parse_list(data))
+        try:
+            return sticker[0].partition('=')[2]
+        except IndexError:
+            return ""
-- 
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