bash/youtube.sh

   1 #!/bin/bash
   2 #KISS YouTube video downloader
   3 #<~~Harvie 2oo8
   4
   5 echo "Harvie's automatic YouTube downloader";
   6 echo " Now go and watch something on YouTube...";
   7
   8 download_video() {
   9         VIDFILE="$2"."flv";
  10         DLURL="$1";
  11
  12         echo Downloading captured video to "$VIDFILE" ...;
  13         if [[ -a "$VIDFILE" ]]; then
  14                 echo File "$VIDFILE" already exists!
  15         else
  16                 curl --url "$DLURL" -o "$VIDFILE" --location -s  2> /dev/null && echo "->" "$VIDFILE" complete! &
  17                 # wget "$DLURL" -O "$VIDFILE" 2> /dev/null && echo "->" "$VIDFILE" complete! &
  18                 echo Download started at background!
  19         fi;
  20 }
  21
  22 #remove "-p" option for ngrep to download videos wieved from other computers...
  23 ngrep $@ -p port 80 | while read line; do
  24
  25   if [[ "$line" =~ "GET /get_video\?video_id=(.*)&t=(.*) HTTP" ]]; then
  26         DLURL="http://www.youtube.com/get_video?video_id=${BASH_REMATCH[1]}&t=${BASH_REMATCH[2]}";
  27         WURL="http://www.youtube.com/watch?v=${BASH_REMATCH[1]}"
  28
  29                 echo ---------------------------------------------------;
  30                 echo;
  31         echo Captured video download URL: "$DLURL";
  32         echo Captured video watch URL: "$WURL";
  33                 echo Getting video info...;
  34
  35           curl "$WURL" 2> /dev/null | grep "<title>" | while read iline; do
  36                 if [[ "$iline " =~ "<title>YouTube - (.*)</title>" ]]; then
  37                         VIDTITLE=$( echo "${BASH_REMATCH[1]}" );
  38                         echo Captured video title: "$VIDTITLE";
  39                         download_video "$DLURL" "$VIDTITLE";
  40                         break;
  41                 fi;
  42         done;
  43   fi;
  44
  45 done;