From 405db9d29530a063475e183a0609d67fc59fe3ac Mon Sep 17 00:00:00 2001
From: Anton Khirnov <wyskas@gmail.com>
Date: Sun, 23 Aug 2009 20:37:03 +0200
Subject: Songinfo: rewrite to use all metadata from MPD.

---
 nephilim/mpclient.py         |  2 +-
 nephilim/plugins/Songinfo.py | 75 +++++++++++++++++++++++++++++++++-----------
 2 files changed, 57 insertions(+), 20 deletions(-)

diff --git a/nephilim/mpclient.py b/nephilim/mpclient.py
index a1298b1..35be3f5 100644
--- a/nephilim/mpclient.py
+++ b/nephilim/mpclient.py
@@ -211,7 +211,7 @@ class MPClient(QtCore.QObject):
         if not self.__check_command_ok('tagtypes'):
             return []
 
-        return self._retrieve(self._client.tagtypes)
+        return map(str.lower, self._retrieve(self._client.tagtypes) + ['file'])
     def commands(self):
         """List all currently available MPD commands."""
         return self._commands
diff --git a/nephilim/plugins/Songinfo.py b/nephilim/plugins/Songinfo.py
index 960f179..44de8be 100644
--- a/nephilim/plugins/Songinfo.py
+++ b/nephilim/plugins/Songinfo.py
@@ -24,38 +24,75 @@ class Songinfo(Plugin):
     info = 'Displays song metadata provided by MPD.'
 
     # public, read-only
-    o = None
+    o    = None
+    tags = None
+
+    #### public ####
+    def __init__(self, parent, mpclient, name):
+        Plugin.__init__(self, parent, mpclient, name)
+
+        self.__tags = []
+
     def _load(self):
         self.o = SonginfoWidget(self)
+        self.mpclient.song_changed.connect(self.refresh)
+        self.mpclient.connect_changed.connect(self.__update_tagtypes)
 
     def _unload(self):
+        self.mpclient.song_changed.disconnect(self.refresh)
+        self.mpclient.connect_changed.disconnect(self.__update_tagtypes)
         self.o = None
 
+    def __update_tagtypes(self):
+        self.__tags = self.mpclient.tagtypes()
+        self.o.set_tagtypes(self.__tags)
+
     def _get_dock_widget(self):
         return self._create_dock(self.o)
 
+    def refresh(self):
+        self.logger.info('Refreshing.')
+        metadata = {}
+        song = self.mpclient.current_song()
+
+        for tag in self.__tags:
+            metadata[tag] = song.tag(tag, '') if song else ''
+        self.o.set_metadata(metadata)
+
 class SonginfoWidget(QtGui.QWidget):
-    plugin = None
-    labels = {}
+    plugin   = None
+    __labels = None
 
     def __init__(self, plugin):
         QtGui.QWidget.__init__(self)
-        self.plugin = plugin
-
-        self.setLayout(QtGui.QVBoxLayout())
+        self.plugin  = plugin
+        self.__labels = {}
+        self.setLayout(QtGui.QGridLayout())
 
-        for item in 'track', 'title', 'album', 'disc', 'artist', 'composer', 'date', 'genre', 'file':
-            self.labels[item] = QtGui.QLabel('<b>%s</b>:'%item)
-            self.labels[item].setWordWrap(True)
-            self.layout().addWidget(self.labels[item])
+    def set_tagtypes(self, tagtypes):
+        """Setup labels for each tagtype in the list."""
+        for i in range(self.layout().rowCount()):
+            it  = self.layout().itemAtPosition(i, 0)
+            it1 = self.layout().itemAtPosition(i, 1)
+            if it:
+                self.layout().removeItem(it)
+                it.widget().setParent(None)
+            if it1:
+                self.layout().removeItem(it1)
+                it1.widget().setParent(None)
+        self.__labels = {}
 
-        self.plugin.mpclient.song_changed.connect(self.on_song_change)
+        for tag in tagtypes:
+            label  = QtGui.QLabel('<b>%s</b>'%tag.title())   #TODO sort known tags
+            label1 = QtGui.QLabel()                          # tag value will go here
+            label1.setTextInteractionFlags(QtCore.Qt.TextSelectableByMouse)
+            label.setWordWrap(True)
+            label1.setWordWrap(True)
+            self.layout().addWidget(label, len(self.__labels), 0, QtCore.Qt.AlignRight)
+            self.layout().addWidget(label1, len(self.__labels), 1)
+            self.__labels[tag] = label1
 
-    def on_song_change(self):
-        song = self.plugin.mpclient.current_song()
-        if not song:
-            for item in self.labels:
-                self.labels[item].setText('<b>%s</b>:'%item)
-        else:
-            for item in self.labels:
-                self.labels[item].setText('<b>%s</b>: %s'%(item, unicode(song.tag(item))))
+    def set_metadata(self, metadata):
+        """Set displayed metadata, which is provided in a dict of { tag : value }."""
+        for tag in metadata:
+            self.__labels[tag].setText(unicode(metadata[tag]))
-- 
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