def onRemoteResponse(self, response, request_info):
"""
Gets called when the backend (django) sends a packet to us.
Populates the song table with all songs in the database.
"""
self.status.setText("response received")
if request_info.method == 'getAllSongs' or request_info.method == 'addSong' or request_info.method == 'deleteSong':
self.status.setText(self.status.getText() + " - song list received")
self.songListBox.clear()
for item in response:
song_id, song_num, song_title = item
if song_num:
song_title = "%i %s" % (song_num, song_title)
self.songListBox.addItem(song_title)
self.songListBox.setValue(self.songListBox.getItemCount()-1, song_id)
elif request_info.method == 'getSong':
self.status.setText(self.status.getText() + " - song received")
song_obj = songs.Song(response)
self.status.setText(self.status.getText() + "; id: %i; num-chords: %i" % (song_obj.id, len(song_obj.chords) ) )
self.songHtml.setHTML(song_obj.getHtml())
#self.textArea.setText(song_obj.text)
else:
# Unknown response received form the server
self.status.setText(self.status.getText() + "none!")
def load(self):
self.notes_to_press = []
# [[note, elapsed_time], ...]
self.notes_time = []
self.elapsed_time = 0.0
# total time allowed in the song.
self.total_time = 30.
self.font_size = 40
self.font = pygame.font.Font(data.filepath("freesansbold.ttf"),
self.font_size)
self.font_color = (255, 255, 255, 255)
self.font_color = (0, 0, 0, 255)
# the song currently being played.
self.current_song = songs.Song()
# a dummy song.
s = 2.0
self.current_song.notes_time = [
["a", 0.0 + s],
["c", 2.0 + s],
["b", 4.0 + s],
["c", 7.0 + s],
]
def GET(self, path):
if not path:
song_list = []
results = db.select("songs")
for row in results:
song_list.append( {"id":row.id, "number":row.number, "title":row.title} )
# This list of songs will get converted to JSON and passed to the front-end (client):
return json.dumps( song_list )
try:
song_num = int(path)
except ValueError:
return "ERROR: Song number must be an integer"
# results = db.select("songs", where="id=%s" % song_id)
results = db.select("songs", where="number=%s" % song_num)
song_dict = None
for row in results:
song_dict = dict(row)
break
if row == None:
return "SONG DOES NOT EXIST: %i" % song_id
song_id = song_dict["id"]
chords = []
results = db.select("song_chord_link", where="song_id=%s" % song_id)
for row in results:
chords.append( dict(row) )
song_dict["chords"] = chords
# This song dict will get converted to JSON and passed to the front-end (client):
song = songs.Song(song_dict)
web.header('Content-Type','text/html; charset=utf-8', unique=True)
return song.getHtml()
"""Factory Design Pattern"""
# https://realpython.com/factory-method-python/
import songs
import serializers
import yaml_serializer
if __name__ == "__main__":
serializer = serializers.ObjectSerializer()
song = songs.Song('1', "Cool Guys Don't Look At Explosions", 'The Lonely Island')
print(serializer.serialize(song, 'JSON'))
print(serializer.serialize(song, 'XML'))
print(serializer.serialize(song, 'YAML'))
import songs
import serializers
import yaml_serializer
song = songs.Song("1", "Water of Love", "Dire Straits")
serializer = serializers.ObjectSerializer()
print(serializer.serialize(song, "JSON"))
print("")
print(serializer.serialize(song, "XML"))
print("")
print(serializer.serialize(song, "YAML"))
import songs
import serializers
import yaml_serializer
song = songs.Song('1', 'Lavitate', 'Behemoth')
serializer = serializers.ObjectSerializer()
print(serializer.serialize(song, 'JSON'))
print(serializer.serialize(song, 'XML'))
# register new serializer
serializers.factory.register_format('YAML', yaml_serializer.YamlSerializer)
print(serializer.serialize(song, 'YAML'))
import serializers
import songs
import yaml_serializer
song = songs.Song('1','Water of Love','Dire Straits')
serializer = serializers.ObjectSerializer()
print(serializer.serialize(song,'JSON'))
print(serializer.serialize(song,'XML'))
print(serializer.serialize(song,'YAML'))
import serializers
import songs
import yaml_serializer
song = songs.Song('1', 'Sultans of Swing', 'Dire Straits')
serializer = serializers.ObjectSerializer()
print(serializer.serialize(song, 'JSON'))
print(serializer.serialize(song, 'XML'))
print(serializer.serialize(song, 'YAML'))
def upload_song():
print(request, request.files, request.form)
song = songs.Song(request.form, request.files)
song.add_song(current_user.email_id)
return navbar()
