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#!/bin/sh
LANG="en.UTF-8"
DOWNLOAD_TMP="/tmp/google_music_download"
MUSIC_DATA="/tmp/google_music_data"
CURRENT_PAGE=1
MAX_PAGE=0
KEYWORDS=""
WGET_AGENT="Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9.1.2) Gecko/20090729 Firefox/3.5.2 GTB5"
COLOR="/tmp/google_music_color"
echo '40;31' > $COLOR
echo '40;33' >> $COLOR
echo '40;32' >> $COLOR
get_color()
{
head -1 $COLOR
sed -i -e '1{h;d};$G' $COLOR
}
search_music()
{
if [ -f "$MUSIC_DATA$CURRENT_PAGE" ];then
return "1"
fi
echo "loading...."
keyword=`echo ${KEYWORDS} | uni2ascii -a J -q`
page=`expr $CURRENT_PAGE - 1`
page=`expr $page \* 20`
wget -q --user-agent="$WGET_AGENT" "http://www.google.cn/music/search?q=${keyword}&cat=song&start=${page}" -O "$DOWNLOAD_TMP$CURRENT_PAGE"
cat $DOWNLOAD_TMP$CURRENT_PAGE | sed -n -e "/class=\"SongItem/,/<\/tr>/p" | awk 'BEGIN{ORS="";spl="\t"}\
/class=\"Title/{print gensub(/.*>([^>]*)<\/a>.*/,"\\1",1);}\
/class=\"Artist/{getline;print spl gensub(/.*>([^>]*)<\/a>.*/,"\\1",1);}\
/class=\"Album/{print spl gensub(/.*>([^>]*)<\/a>.*/,"\\1",1);}\
/下載\" oncontex/{print spl gensub(/.*open\(\"(.*)\&quot.*/,"\\1",1);print "\n";}' | ascii2uni -a D -q | ascii2uni -a 7 -q | sed -e 's/<\/\?b>//g' > "$MUSIC_DATA$CURRENT_PAGE"
}
has_next_page()
{
grep "<td class=\"next\">" $DOWNLOAD_TMP$CURRENT_PAGE
}
rm_data()
{
rm -f ${DOWNLOAD_TMP}*
rm -f ${MUSIC_DATA}*
}
end()
{
rm_data
rm -f $COLOR
}
show_menu()
{
echo -e "\033[2J"
cat "$MUSIC_DATA$CURRENT_PAGE" | awk 'BEGIN{ORS="";FS="\t";print "序號\t曲名\t歌手\t專輯\n";}\
{printf("%d)\t%-30s\t%-20s\t%-20s\n",NR,$1,$2,$3);}' > /tmp/google_music_menu
echo "$KEYWORDS" | sed -e "s/\+/\n/g" | while read line
do
color=`get_color`
sed -i -e "s/$${line}$/\\\\\\\033[${color}m\1\\\\\\\033[0m/g" "/tmp/google_music_menu"
done
cat /tmp/google_music_menu | xargs -i echo -e {}
rm -f /tmp/google_music_menu
echo ""
echo "關鍵詞:${KEYWORDS} 當前頁:$CURRENT_PAGE"
echo -n "[num]播放對應序號的曲目 "
if [ ! "$CURRENT_PAGE" -eq "1" ];then
echo -n "[p]向上翻頁 "
fi
if [ -n "`has_next_page`" ];then
echo -n "[n]向后翻頁 "
fi
echo -n "[c]更換關鍵詞 "
echo -n "[r]刷新 "
echo "[q]退出 "
}
set_keywords()
{
KEYWORDS=`echo "$1"|sed -e "s/ /\+/g"`
rm_data
refresh_all
}
refresh_all()
{
search_music
show_menu
}
next_page()
{
if [ ! -n "`has_next_page`" ];then
echo "木有下一頁了.."
return "1"
fi
CURRENT_PAGE=`expr ${CURRENT_PAGE} + 1`
refresh_all
}
pre_page()
{
if [ "$CURRENT_PAGE" -eq "1" ];then
echo "木有上一頁了.."
return "1"
fi
CURRENT_PAGE=`expr ${CURRENT_PAGE} - 1`
echo "$CURRENT_PAGE}"
refresh_all
}
get_download_url()
{
tmp="/tmp/google_music_get_durl"
url=`echo $1 | sed -e "s/&/\&/g"`
wget "http://www.google.cn${url}" --spider -o $tmp --user-agent="$WGET_AGENT"
durl=`cat $tmp | grep "Location:" | sed -e "s/.*id=$.*$ \[following\].*/\1/" -e "s/&/\&/g"`
durl="http://www.google.cn/music/top100/musicdownload?id=${durl}"
wget -q "$durl" -O $tmp --user-agent="$WGET_AGENT"
durl=`cat $tmp | grep "/music/top100/url" | sed -e "s/.*href=\"$[^\"]*$\".*/\1/" -e "s/&/\&/g"`
durl="http://www.google.cn${durl}"
wget "$durl" --spider -o $tmp --user-agent="$WGET_AGENT"
durl=`cat $tmp | grep "Location:" | tail -1 | sed -e "s/.*Location: $.*$ \[following\].*/\1/"`
rm -f $tmp
echo $durl
}
play()
{
line=$1
url=`cat "$MUSIC_DATA$CURRENT_PAGE" | awk "BEGIN{ORS=\"\";FS=\"\\t\"}{if(FNR==${line}){print \\\$4}}"`
url=`get_download_url $url`
if [ -n "`which rhythmbox`" ];then
rhythmbox-client --play-uri=$url
rhythmbox-client --play --enqueue "$url"
else
echo "下載地址:"
echo "$url"
fi
}
main_loop()
{
while [ "s"="s" ];do
read -p "cmd:" ac
if [ ! -n "`echo \"$ac\" | sed -e \"s/[0-9]//g\"`" ];then
play "$ac"
else
case "$ac" in
"n")
next_page
;;
"p")
pre_page
;;
"r")
refresh_all
;;
"c")
read -p "keywords(eg:周杰倫+夜曲):" key
if [ -n "$key" ];then
set_keywords "$key"
fi
;;
"q")
end
exit
esac
fi
done
}
if [ ! -n "`which ascii2uni`" ];then
echo "必須安裝uni2ascii軟件包:sudo apt-get install uni2ascii"
exit
fi
if [ ! -n "$1" ];then
exit
fi
set_keywords "$1"
main_loop

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