class MainController(tk.Frame):
"""
Controller for our views
"""
def __init__(self, parent):
"""Creates the main window"""
tk.Frame.__init__(self, parent)
self._root_win = tk.Toplevel()
self._main_window = MainWindow(self._root_win, self)
self._vlc_instance = vlc.Instance()
self._player = self._vlc_instance.media_player_new()
self.list_songs_callback()
self.queue_titles = []
def list_songs_callback(self):
""" Lists song titles in listbox. """
response = requests.get("http://localhost:5000/songs/all")
song_list = response.json()
self.song_title_list = []
for song in song_list:
self.song_title_list.append(song['title'])
self._main_window.add_titles_to_listbox(self.song_title_list)
def play_callback(self):
"""Play a song specified by the index. """
index = self._main_window.get_index()
response = requests.get("http://localhost:5000/songs/all")
song_list = response.json()
song = song_list[index]
media_file = song['pathname'] + song['filename']
if self._player.get_state() == vlc.State.Playing:
self._player.stop()
self.update_play_stats(song['filename'])
media = self._vlc_instance.media_new_path(media_file)
self._player.set_media(media)
self._player.play()
self._main_window.song_playing['text'] = song['title']
self._main_window.artist_name['text'] = song['artist']
self._main_window.runtime_value['text'] = song['runtime']
self._main_window.album_name['text'] = song['album']
self._main_window.genre_name['text'] = song['genre']
self._main_window.state_value['text'] = "Playing"
def pause_callback(self):
""" Pause the player """
if self._player.get_state() == vlc.State.Playing:
self._player.pause()
self._main_window.state_value['text'] = "Paused"
def resume_callback(self):
""" Resume playing """
if self._player.get_state() == vlc.State.Paused:
self._player.pause()
self._main_window.state_value['text'] = "Playing"
def stop_callback(self):
""" Stop the player """
self._player.stop()
self._main_window.state_value['text'] = "Stopped"
def quit_callback(self):
""" Exit the application. """
self.master.quit()
def open_mp3_file(self):
""" Load the file name selected"""
abs_path = filedialog.askopenfilename(initialdir='.\\Music\\')
path = os.getcwd() + "\\Music\\"
file = os.path.basename(abs_path)
if file.endswith('.mp3'):
mp3_file = eyed3.load(os.path.join(path, file))
runtime = mp3_file.info.time_secs
mins = int(runtime // 60)
secs = int(runtime % 60)
song = Song(str(getattr(mp3_file.tag, 'title')),
str(getattr(mp3_file.tag,
'artist')), '{}:{}'.format(mins, secs),
'{}'.format(path), '{}'.format(file),
str(getattr(mp3_file.tag, 'album')),
str(getattr(mp3_file.tag, 'genre')))
self.add_callback(song)
def add_callback(self, song):
""" Add audio file. """
data = {
'title': song.title,
'artist': song.artist,
'runtime': song.runtime,
'pathname': song.pathname,
'filename': song.filename,
'album': song.album,
'genre': song.genre
}
response = requests.post("http://localhost:5000/songs", json=data)
if response.status_code == 200:
self.list_songs_callback()
msg_str = song.title + " has been added to library"
messagebox.showinfo(title="Song Added", message=msg_str)
else:
msg_str = response.content
messagebox.showinfo(title="Error", message=msg_str)
def update_rating(self, event):
"""Updates the rating for the selected song"""
index = self._main_window.get_index()
form_data = self._rate_song.get_form_data()
try:
form_data['rating'] = int(form_data['rating'])
get_response = requests.get("http://localhost:5000/songs/all")
song_list = get_response.json()
song = song_list[index]
response = requests.put("http://localhost:5000/songs/rating/" +
song['filename'],
json=form_data)
if response.status_code == 200:
message = song['title'] + " has been successfully rated"
messagebox.showinfo(title="Song Rated", message=message)
self._close_rate_song_popup()
else:
message = response.content
messagebox.showinfo(title="Error", message=message)
except ValueError:
message = "Rating must be a number"
messagebox.showinfo(title="Error", message=message)
def update_play_stats(self, filename):
"""Updates the play count and last_played"""
requests.put("http://localhost:5000/songs/play_count/" + filename)
def delete_callback(self):
""" Deletes selected song from the library. """
index = self._main_window.get_index()
get_response = requests.get("http://localhost:5000/songs/all")
song_list = get_response.json()
song = song_list[index]
filename = song['filename']
del_response = requests.delete("http://localhost:5000/songs/" +
filename)
if del_response.status_code == 200:
self.list_songs_callback()
msg_str = song['title'] + " has been deleted from library"
messagebox.showinfo(title="Song Added", message=msg_str)
if song['title'] in self.queue_titles:
self.queue_titles.remove(song['title'])
else:
msg_str = del_response.content
messagebox.showinfo(title="Song Deleted", message=msg_str)
def rate_song_popup(self):
""" Show Rating Popup Window """
self._rate_win = tk.Toplevel()
self._rate_song = RatingWindow(self._rate_win, self,
self._main_window.get_title())
def _close_rate_song_popup(self):
""" Close Rating Popup """
self._rate_win.destroy()
def queue_pop_up(self):
"""Loads the Queue Window"""
self._queue_win = tk.Toplevel()
self._view_queue = ViewQueueWindow(self._queue_win, self,
self.queue_titles)
def delete_from_queue(self):
"""Removes a song from queue"""
index = self._view_queue.get_index()
self.queue_titles.pop(index)
self._view_queue.list_songs_in_queue()
def _close_queue_popup(self):
""" Close Rating Popup """
self._queue_win.destroy()
def add_queue_popup(self):
"""Adds the selected song to the queue"""
self._add_queue_win = tk.Toplevel()
self._add_queue = AddQueueWindow(self._add_queue_win, self,
self.song_title_list)
def add_to_queue_callback(self):
"""Adds the selected song to the queue list box"""
index = self._add_queue.get_index()
get_response = requests.get("http://localhost:5000/songs/all")
song_list = get_response.json()
song = song_list[index]
self._view_queue.listbox.insert(tk.END, song['title'])
self.queue_titles.append(song['title'])
def _close_add_queue_popup(self):
""" Close Rating Popup """
self._add_queue_win.destroy()
class MainController(tk.Frame):
"""
Controller for our views
"""
def __init__(self, parent):
"""Creates the main window"""
tk.Frame.__init__(self, parent)
# creates an instance of YouTubeAPI
self.youtube_api = YouTubeAPI()
# creates an instance of the MainWindow class
self._root_win = tk.Toplevel()
self._main_window = MainWindow(self._root_win, self)
# defines a list to add all of the downloaded video titles
self._video_titles = []
# call this function to add all the names to the list at startup
self.list_titles_callback()
def download_callback(self):
"""Downloads a YouTube video with the specified URL
Posts the video data to the API"""
yt = self.download.yt_obj
try:
if self.download.format_label['text'] != "mp3":
path = self.__validate_path()
res = self.__validate_res()
format = self.__validate_format()
fps = self.__validate_fps()
streams_list = self.__validate_video(yt, format, res, fps)
video = streams_list[0]
# Checks if the file already exists in the directory
for clip in self.youtube_api.get_all_videos():
file, extension = clip['filename'].split(".")
if yt.title == clip['title'] and yt.author == clip['author'] and \
path == clip['pathname'] and extension == format:
raise ValueError("File already exists")
file_location = video.download(path)
data = {
'title': yt.title,
'author': yt.author,
'resolution': video.resolution,
'frame_rate': video.fps,
'pathname': path,
'filename': os.path.basename(file_location)
}
response = self.youtube_api.add_video(data)
msg = "Your video has been downloaded"
messagebox.showinfo(title="Downloaded", message=msg)
self.download_win.destroy()
self.list_titles_callback()
else:
streams_list, path = self.__validate_audio(yt)
video = streams_list[0]
for clip in self.youtube_api.get_all_videos():
if yt.title == clip['title'] and yt.author == clip['author'] \
and path == clip["pathname"]:
raise ValueError("File already exists")
file_location = video.download(path)
file_name, extension = os.path.basename(file_location).split(
".")
file = file_name + ".mp3"
os.rename(file_location, path + file)
data = {
'title': yt.title,
'author': yt.author,
'resolution': video.resolution,
'frame_rate': video.fps,
'pathname': path,
'filename': file
}
response = self.youtube_api.add_video(data)
msg = "Your video has been downloaded"
messagebox.showinfo(title="Downloaded", message=msg)
self.download_win.destroy()
self.list_titles_callback()
except ValueError as e:
messagebox.showinfo(title="Error", message=str(e))
def __validate_path(self) -> str:
"""Checks if a path is chosen"""
path = self.download.file_label['text']
if path == "":
raise ValueError("Pick a file location.")
return path
def __validate_res(self) -> str:
"""Checks if a resolution is chosen"""
res = self.download.res_label['text']
if res == "":
raise ValueError("Pick a resolution")
return res
def __validate_format(self) -> str:
"""Checks if a format is chosen"""
format = self.download.format_label['text']
if format == "":
raise ValueError("Pick a file format")
return format
def __validate_fps(self) -> str:
"""Checks if fps is chosen"""
fps = self.download.fps_label['text']
if fps == "":
raise ValueError("Pick fps")
return fps
def __validate_video(self, yt, format, res, fps) -> list:
"""Validates streams for videos"""
try:
streams_list = []
for stream in yt.streams:
type, extension = stream.mime_type.split("/")
if extension == format and stream.resolution == res and stream.fps == fps:
streams_list.append(stream)
if len(streams_list) < 1:
raise ValueError
return streams_list
except Exception:
msg = "This format is not available. Try picking another format."
messagebox.showinfo(title="Error", message=msg)
def __validate_audio(self, yt):
"""Validates streams for audio"""
format = self.download.format_label['text']
path = self.download.file_label['text']
if path == "":
raise ValueError("Pick a file location.")
streams_list = []
for stream in yt.streams:
type, old_extenstion = stream.mime_type.split("/")
if type == "audio":
new_extention = old_extenstion.replace(old_extenstion, "mp3")
if new_extention == format:
streams_list.append(stream)
return streams_list, path
def list_titles_callback(self):
""" Lists video titles in listbox.
Gets all the videos stored in the database and adds the title"""
self._video_titles.clear() # removes all items in the list
# calls API and returns a list of videos
video_list = self.youtube_api.get_all_videos()
for video in video_list:
self._video_titles.append(video['title'])
# inserts the titles to the tkinter listbox
self._main_window.insert_to_listbox(self._video_titles)
def play_video(self, event):
"""Plays the selected video"""
index = self._main_window.get_index()
if self._main_window.get_title() == "":
msg_str = "You must select a video first."
messagebox.showinfo(title="Error", message=msg_str)
else:
video_list = self.youtube_api.get_all_videos()
video = video_list[index]
file_location = video['pathname'] + video['filename']
os.startfile(file_location)
def rename_window_popup(self, event):
"""Launches the Rename Window"""
title = self._main_window.get_title()
if title == "":
msg_str = "You must select a video first to rename."
messagebox.showinfo(title="Error", message=msg_str)
else:
self.rename_win = tk.Toplevel()
self.rename = RenameWindow(self.rename_win, self, title)
def details_window_popup(self, event):
"""Launches a window with the video details listed"""
if self._main_window.get_title() == "":
msg_str = "You must select a video first."
messagebox.showinfo(title="Error", message=msg_str)
else:
index = self._main_window.get_index()
video_list = self.youtube_api.get_all_videos()
video = video_list[index]
self.details_win = tk.Toplevel()
self.details = DetailsWindow(self.details_win, video)
def download_win_popup(self):
"""Launches the Download settings window"""
try:
yt_obj = YouTube(self._main_window.get_link())
self.download_win = tk.Toplevel()
self.download = DownloadWindow(self.download_win, self, yt_obj)
except Exception:
msg_str = "Please paste a valid YouTube URL"
messagebox.showinfo(title="Error", message=msg_str)
def update_title(self, event):
"""Updates the title of the video - sends request to API"""
index = self._main_window.get_index()
form_data = self.rename.get_form_data()
if form_data['title'] == "":
message = "Field cannot be left empty"
messagebox.showinfo(title="Error", message=message)
else:
video_list = self.youtube_api.get_all_videos()
video = video_list[index]
response = self.youtube_api.update_title(form_data,
video['pathname'],
video['filename'])
if response == 200:
message = "Video Title has been updated"
messagebox.showinfo(title="Video Updated", message=message)
self.rename_win.destroy()
self.list_titles_callback()
else:
message = response
messagebox.showinfo(title="Error", message=message)
def delete_callback(self, event):
""" Deletes selected video from the library. """
index = self._main_window.get_index(
) # returns index of title in listbox
if self._main_window.get_title(
) == "": # checks if you selected a video before deleting
msg_str = "You must select a video first."
messagebox.showinfo(title="Error", message=msg_str)
else:
# gets a list of all the videos in the database
video_list = self.youtube_api.get_all_videos()
video = video_list[index] # gets the specific video you chose
filename = video['filename']
# sends a delete request to the API
del_response = self.youtube_api.delete_video(
video['pathname'], filename)
if del_response == 200:
msg_str = video['title'] + " has been deleted from library"
messagebox.showinfo(title="Video Deleted", message=msg_str)
self.list_titles_callback()
os.remove(video['pathname'] + filename)
else:
msg_str = del_response
messagebox.showinfo(title="Error", message=msg_str)
