in reply to YouTube Video Downloader
#!/usr/bin/perl use strict; use warnings; use LWP::Simple; use LWP::UserAgent; use CGI qw(:standard); print "Content-type:text/html\n\n"; my $query = new CGI; print qq~ <html> <head> <style> div{ position:absolute; } </style> </head> <body> <form name="aa" action="" method="get"> <INPUT TYPE="hidden" name="islem" value="1"> <textarea name="url" cols="25" rows="6" OnFocus="this.value=''"> Lütfen Youtube Linkini buraya yapıştırınız. </textarea> <INPUT TYPE="submit" name="submit" value="İndir"> </form> ~; my $myurl = $query -> param('url'); my $islem = $query -> param('islem'); if ($islem eq "1") { # shamelessly reversed engineered from a python script :-) #print "starting first page retrieval\n"; my $urlin = shift || $myurl; ###"http://www.youtube.com/watch?v=0Q3Uv +6_jXzg"; my $content = get( $urlin ) or die "argh : $!\n"; #print "done first page retrieval : $urlin\n"; # print "$content" ; # regex for 2 key text strings which identify the video file # the second one $2 is unique for each download attempt # $content =~ /player2\.swf\?video_id=([^&]+)&.*t=([^&]+)&/ ; my $infile = ($content =~ m{<title>([^<]+)</title>})[0] . '.flv'; my ($video_id) = ($content =~ /watch_fullscreen\?(?:.*?)video_id=([^&] +++)/); my ($t_id) = ($content =~ /watch_fullscreen\?(?:.*?)t=([^&]+)/); $infile =~ s/YouTube/Seyret/isg; $infile =~ s/[\*]//isg; $infile = normalize_filename($infile,'-', 40); my $kaydet="flv/".$infile; my $get_url = "http://www.youtube.com/get_video?video_id=$video_id&t=$ +t_id"; #print "gettin video file : $infile\n"; print qq~ <B>Dosya Adı :</B> $infile<br> <B>Tamamlama Yüzdesi :</B> <div id=yuzde></div><br> <B>Hız :</B> <div id=hiz></div><br> <B>Alınan :</B> <div id=alma></div><br> ~; # don't buffer the prints to make the status update $| = 1; open(IN,"> $kaydet") or die "$_\n"; my $ua = LWP::UserAgent->new(); my $received_size = 0; my $url = $get_url; #print "Fetching $url\n"; my $request_time = time; my $last_update = 0; my $response = $ua->get($url, ':content_cb' => \&callback, ':read_size_hint' => 8192, ); print "\n"; close IN; print "\nBitti</body></html>"; #play the flv file with mplayer # system( "mplayer $infile" ); ############################################# sub callback { my ($data, $response, $protocol) = @_; my $total_size = $response->header('Content-Length') || 0; $received_size += length $data; # write the $data to a filehandle or whatever should happen # with it here. print IN $data; my $time_now = time; # this to make the status only update once per second. return unless $time_now > $last_update or $received_size == $total_s +ize; $last_update = $time_now; #print "\rReceived $received_size bytes\n\n"; #printf " (%i%%)", (100/$total_size)*$received_size if $total_size; printf "<script>document.all.yuzde.innerHTML='(%i%%)';</script>",(100/ +$total_size)*$received_size if $total_size; printf "<script>document.all.hiz.innerHTML='%6.1f - KB';</script>", ($ +received_size*8)/1024/(($time_now-$request_time)||1) if $received_si +ze; printf "<script>document.all.alma.innerHTML='%i-KB / %i KB';</script>" +, ($received_size/1024),($total_size)/1024 if $total_size; } sub random_string{ my $length_of_randomstring = shift; my @chars=('a'..'z','A'..'Z','0'..'9'); my $random_string; for(my $i = 0; $i < $length_of_randomstring; $i++){ $random_string + .= $chars[int(rand(58))]; } return $random_string; } sub normalize_filename{ my $file_name = shift; my $delimiter = shift; my $max_file_length = shift; if(length($file_name) > $max_file_length){ $file_name = substr($fi +le_name, length($file_name) - $max_file_length); } $file_name =~ s/[^a-zA-Z0-9\_\.\-]/$delimiter/g; return $file_name; } }
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