1+ # ALL Imports
2+ import time
3+ from tkinter .ttk import *
4+ import tkinter as tk
5+ from requests import get , HTTPError , ConnectionError
6+ from re import findall
7+ from urllib .parse import unquote
8+ from threading import Thread
9+ import queue
10+ from queue import Empty
11+ 12+ def Invalid_Url ():
13+ """ Sets Status bar label to error message """
14+ Status ["text" ] = "Invalid URL..."
15+ Status ["fg" ] = "red"
16+ 17+ def get_downloadlink (url ):
18+ 19+ url = url .replace ("www" , "mbasic" )
20+ try :
21+ r = get (url , timeout = 5 , allow_redirects = True )
22+ if r .status_code != 200 :
23+ raise HTTPError
24+ a = findall ("/video_redirect/" , r .text )
25+ if len (a ) == 0 :
26+ print ("[!] Video Not Found..." )
27+ exit (0 )
28+ else :
29+ return unquote (r .text .split ("?src=" )[1 ].split ('"' )[0 ])
30+ except (HTTPError , ConnectionError ):
31+ print ("[x] Invalid URL" )
32+ exit (1 )
33+ 34+ 35+ 36+ def Download_vid ():
37+ 38+ # Validates Link and download Video
39+ global Url_Val
40+ url = Url_Val .get ()
41+ 42+ Status ["text" ]= "Downloading"
43+ Status ["fg" ]= "green"
44+ 45+ 46+ # Validating Input
47+ 48+ if not "www.facebook.com" in url :
49+ Invalid_Url ()
50+ return
51+ 52+ link = get_downloadlink (url )
53+ 54+ start_downloading ()
55+ 56+ download_thread = VideoDownload (link )
57+ download_thread .start ()
58+ monitor (download_thread )
59+ 60+ 61+ 62+ def monitor ( download_thread ):
63+ """ Monitor the download thread """
64+ if download_thread .is_alive ():
65+ 66+ try :
67+ bar ["value" ]= queue .get (0 )
68+ ld_window .after (10 , lambda : monitor (download_thread ))
69+ except Empty :
70+ pass
71+ 72+ 73+ 74+ class VideoDownload (Thread ):
75+ 76+ def __init__ (self , url ):
77+ super ().__init__ ()
78+ 79+ self .url = url
80+ 81+ def run (self ):
82+ """ download video"""
83+ 84+ # save the picture to a file
85+ block_size = 1024 # 1kB
86+ r = get (self .url , stream = True )
87+ total_size = int (r .headers .get ("content-length" ))
88+ 89+ with open ('video.mp4' , 'wb' ) as file :
90+ totaldata = 0 ;
91+ for data in r .iter_content (block_size ):
92+ totaldata += len (data )
93+ per_downloaded = totaldata * 100 / total_size
94+ queue .put (per_downloaded )
95+ bar ['value' ] = per_downloaded
96+ file .write (data )
97+ time .sleep (0.01 )
98+ file .close ()
99+ print ("Download Finished" )
100+ 101+ print ("Download Complete !!!" )
102+ Status ["text" ] = "Finished!!"
103+ Status ["fg" ] = "green"
104+ 105+ 106+ 107+ #start download
108+ def start_downloading ():
109+ bar ["value" ]= 0 ;
110+ 111+ # GUI
112+ 113+ ld_window = tk .Tk ()
114+ ld_window .title ("Facebook Video Downloader" )
115+ ld_window .geometry ("400x300" )
116+ 117+ # Label for URL Input
118+ input_label = tk .Label (ld_window ,text = "Enter Facebook Video URL:" )
119+ input_label .pack ()
120+ 121+ # Input of URL
122+ Url_Val = tk .StringVar ()
123+ Url_Input = tk .Entry (ld_window , textvariable = Url_Val , font = ("Calibri" , 9 ))
124+ Url_Input .place ( x = 25 ,y = 50 , width = 350 )
125+ 126+ # Button for Download
127+ Download_button = tk .Button (ld_window , text = "Download" , font = ("Calibri" , 9 ), command = Download_vid )
128+ Download_button .place (x = 100 , y = 100 , width = 200 )
129+ 130+ # Progress Bar
131+ bar = Progressbar (ld_window , length = 350 , style = 'grey.Horizontal.TProgressbar' ,mode = 'determinate' )
132+ bar .place (y = 200 ,width = 350 ,x = 25 )
133+ 134+ queue = queue .Queue ()
135+ # Text for Status of Downloading
136+ Status = tk .Label (ld_window , text = "Hello!! :D" , fg = "blue" , font = ("Calibri" , 9 ), bd = 1 , relief = tk .SUNKEN , anchor = tk .W , padx = 3 )
137+ Status .pack (side = tk .BOTTOM , fill = tk .X )
138+ 139+ ld_window .mainloop ()
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