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from PyQt4 import QtGui, QtCore
from PyQt4.QtCore import QVariant
from traceback import print_exc
import logging
from ..clPlugin import Plugin
from ..misc import ORGNAME, APPNAME, expand_tags
# FETCH MODES
AC_NO_FETCH = 0
AC_FETCH_LOCAL_DIR = 1
AC_FETCH_AMAZON = 2
class wgAlbumCover(QtGui.QLabel):
cover = None #cover pixmap
cover_loaded = False
p = None #plugin
cover_dirname = None
cover_filepath = None
menu = None #popup menu
def __init__(self, p):
QtGui.QLabel.__init__(self)
self.p = p
self.setAlignment(QtCore.Qt.AlignCenter)
# popup menu
self.menu = QtGui.QMenu("album")
select_file_action = self.menu.addAction('Select cover file...')
self.connect(select_file_action, QtCore.SIGNAL('triggered()'), self.fetch_local_manual)
fetch_amazon_action = self.menu.addAction('Fetch cover from Amazon.')
self.connect(fetch_amazon_action, QtCore.SIGNAL('triggered()'), self.fetch_amazon_manual)
def mousePressEvent(self, event):
if event.button() == QtCore.Qt.RightButton:
self.menu.popup(event.globalPos())
def set_cover(self, cover):
if not cover or cover.isNull():
self.cover_loaded = False
self.setPixmap(QtGui.QPixmap('gfx/no-cd-cover.png'))
return
self.cover = cover
self.setPixmap(cover.scaled(self.size(), QtCore.Qt.KeepAspectRatio, QtCore.Qt.SmoothTransformation))
def get_cover(self):
if self.cover_loaded:
return self.cover
return None
def refresh(self):
logging.info("refreshing cover")
song = self.p.mpclient.getCurrentSong()
if not song:
self.clear()
self.cover_loaded = False
return
dirname = self.p.settings.value(self.p.getName() + '/coverdir').toString()
self.cover_dirname = expand_tags(dirname, (self.p.winMain, song))
filebase = self.p.settings.value(self.p.getName() + '/covername').toString()
self.cover_filepath = '%s/%s'%(self.cover_dirname,
expand_tags(filebase, (self.p.winMain, song)).replace('/', '_'))
self.fetch_cover(song)
def fetch_cover(self, song):
if not QtCore.QFile.exists(self.cover_filepath):
for i in (0, 1):
src = self.p.settings.value(self.p.getName() + '/method%i'%i).toInt()[0]
if src == AC_FETCH_LOCAL_DIR:
cover = self.fetch_local(song)
elif src == AC_FETCH_AMAZON:
cover = self.fetch_amazon(song)
else:
cover = QtGui.QPixmap()
if cover and not cover.isNull():
break
else:
cover = QtGui.QPixmap(self.cover_filepath)
self.set_cover(cover)
def fetch_local_manual(self):
song = self.p.mpclient.getCurrentSong()
if not song:
return
file = QtGui.QFileDialog.getOpenFileName(self,
'Select album cover for %s - %s'%(song.getArtist(), song.getAlbum()),
self.cover_dirname, '')
cover = QtGui.QPixmap(file)
if cover.isNull():
return
self.set_cover(cover)
self.cover_loaded = True
def fetch_local(self, song):
# guess cover name
covers = ['cover', 'album', 'front']
exts = []
for ext in QtGui.QImageReader().supportedImageFormats():
exts.append(str(ext))
filter = []
for cover in covers:
for ext in exts:
filter.append('*.%s*.%s'%(cover,ext))
dir = QtCore.QDir(self.cover_dirname)
if not dir:
logging.warning('Error opening directory' + self.cover_dirname)
return None
dir.setNameFilters(filter)
files = dir.entryList()
if files:
cover = QtGui.QPixmap(dir.filePath(files[0]))
if not cover.isNull():
return cover
# if this failed, try any supported image
dir.setNameFilters(exts)
files = dir.entryList()
if files:
return QtGui.QPixmap(dir.filePath(files[0]))
logging.info("done probing: no matching albumcover found")
return None
def fetch_amazon_manual(self):
song = self.p.mpclient.getCurrentSong()
if not song:
return
cover = self.fetch_amazon(song)
self.set_cover(cover)
def fetch_amazon(self, song):
if not song.getArtist() or not song.getAlbum():
return None
# get the url from amazon WS
coverURL = AmazonAlbumImage(song.getArtist(), song.getAlbum()).fetch()
logging.info("fetching from Amazon")
if not coverURL:
logging.info("not found on Amazon")
return None
img = urllib.urlopen(coverURL)
cover = QtGui.QPixmap()
cover.loadFromData(img.read())
return cover
class AlbumCover(Plugin):
o = None
DEFAULTS = {'coverdir' : '$musicdir/$songdir', 'covername' : '.cover_nephilim_$artist_$album',
'method0' : 1, 'method1' : 1}
def __init__(self, winMain):
Plugin.__init__(self, winMain, 'AlbumCover')
self.addListener('onSongChange' , self.refresh)
self.addListener('onReady' , self.refresh)
self.addListener('onDisconnect' , self.refresh)
self.addListener('onStateChange', self.refresh)
def _load(self):
self.o = wgAlbumCover(self)
def _unload(self):
self.o = None
def getInfo(self):
return "Display the album cover of the currently playing album."
def refresh(self, params = None):
self.o.refresh()
def get_cover(self):
return self.o.get_cover()
def _getDockWidget(self):
return self._createDock(self.o)
class SettingsWidgetAlbumCover(Plugin.SettingsWidget):
methods = []
coverdir = None
covername = None
def __init__(self, plugin):
Plugin.SettingsWidget.__init__(self, plugin)
self.settings.beginGroup(self.plugin.getName())
self.methods = [QtGui.QComboBox(), QtGui.QComboBox()]
for i,method in enumerate(self.methods):
method.addItem("No method.")
method.addItem("Local dir")
method.addItem("Amazon")
method.setCurrentIndex(self.settings.value('method' + str(i)).toInt()[0])
self.coverdir = QtGui.QLineEdit(self.settings.value('coverdir').toString())
self.covername = QtGui.QLineEdit(self.settings.value('covername').toString())
self.setLayout(QtGui.QVBoxLayout())
self._add_widget(self.methods[0], 'Method 0', 'Method to try first.')
self._add_widget(self.methods[1], 'Method 1', 'Method to try if the first one fails.')
self._add_widget(self.coverdir, 'Cover directory',
'Where should %s store covers.\n'
'$musicdir will be expanded to path to MPD music library\n'
'$songdir will be expanded to path to the song (relative to $musicdir\n'
'other tags same as in covername'
%APPNAME)
self._add_widget(self.covername, 'Cover filename', 'Filename for %s cover files.\n'
'All tags supported by MPD will be expanded to their\n'
'values for current song, e.g. $title, $track, $artist,\n'
'$album, $genre etc.'%APPNAME)
self.settings.endGroup()
def save_settings(self):
self.settings.beginGroup(self.plugin.getName())
self.settings.setValue('method0', QVariant(self.methods[0].currentIndex()))
self.settings.setValue('method1', QVariant(self.methods[1].currentIndex()))
self.settings.setValue('coverdir', QVariant(self.coverdir.text()))
self.settings.setValue('covername', QVariant(self.covername.text()))
self.settings.endGroup()
self.plugin.o.refresh()
def get_settings_widget(self):
return self.SettingsWidgetAlbumCover(self)
# This is the amazon cover fetcher using their webservice api
# Thank you, http://www.semicomplete.com/scripts/albumcover.py
import re
import urllib
AMAZON_AWS_ID = "0K4RZZKHSB5N2XYJWF02"
class AmazonAlbumImage(object):
awsurl = "http://ecs.amazonaws.com/onca/xml"
def __init__(self, artist, album):
self.artist = artist
self.album = album
def fetch(self):
url = self._GetResultURL(self._SearchAmazon())
if not url:
return None
img_re = re.compile(r'''registerImage\("original_image", "([^"]+)"''')
try:
prod_data = urllib.urlopen(url).read()
except:
self.important("timeout opening %s"%(url))
return None
m = img_re.search(prod_data)
if not m:
return None
img_url = m.group(1)
return img_url
def _SearchAmazon(self):
data = {
"Service": "AWSECommerceService",
"Version": "2005-03-23",
"Operation": "ItemSearch",
"ContentType": "text/xml",
"SubscriptionId": AMAZON_AWS_ID,
"SearchIndex": "Music",
"ResponseGroup": "Small",
}
data["Artist"] = self.artist
data["Keywords"] = self.album
fd = urllib.urlopen("%s?%s" % (self.awsurl, urllib.urlencode(data)))
return fd.read()
def _GetResultURL(self, xmldata):
if not xmldata:
return None
url_re = re.compile(r"<DetailPageURL>([^<]+)</DetailPageURL>")
m = url_re.search(xmldata)
return m and m.group(1)
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