43 lines
1.8 KiB
Bash
43 lines
1.8 KiB
Bash
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[ -f functions.sh ] && source functions.sh
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userNick="$1"
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shift
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chan="$1"
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shift
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#get the lyric text into a variable
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trackName="$@"
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curl="$(command -v curl)"
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trackName="$(echo "$trackName" | sed -e "s/ /_/g" -e 's/([[:print:]]*)//g' -e "s/['\/\.]//g" -e 's/&/and/g')"
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artist="$(echo "${trackName,,}" | cut -d "-" -f 1 | sed -e 's/_$//' -e 's/^the_\(.*\)/\1_the/')"
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song="$(echo "${trackName,,}" | cut -d "-" -f 2 | sed 's/^_//')"
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lyricsUrl="http://www.lyricsmania.com/${song}_lyrics_${artist}.html"
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lyricText="$($curl -s "$lyricsUrl" | grep -A 100 '<strong>Lyrics to ' | grep -B 100 '</div> <!-- lyrics-body -->' | tail -n +2 | head -n -2 | sed -e 's/<[^>]*>//g' -e 's/<br \/>/\n/g' -e 's/<\/div>.*//')"
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#get the number of lines in the text
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lyricMaxLines=$(echo "$lyricText" | wc -l)
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#keep track of 10 line chunks of text for your starting point.
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x=10
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lyricStartLine=$x
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while [[ $x -le $(($lyricMaxLines - 10)) ]] ; do
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x=$((x + 10))
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lyricStartLine="$lyricStartLine $x"
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done
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#pass the starting options through shuf so we can get our starting line
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lyricStartLine=$(shuf -n 1 -e $lyricStartLine)
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#we only need to do the head, tail manipulation if there's more than one line.
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if [ $lyricMaxLines -gt 10 ] ; then
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lyricText="$(echo "$lyricText" | tail -n $lyricStartLine | head -n 10)"
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fi
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#Make sure all white space is not an enter or vertical space of any kind.
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lyricText="$(echo "$lyricText" | tr "[:space:]" " " | tr -s "[:space:]")"
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#sometimes lyrics are just one long line with everything. If this happens, cut it down so it's not too long for the 512 character channel limit.
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if [ ${#lyricText} -gt 412 ] ; then
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lyricText="${lyricText:0:409}... "
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lyricText="$(echo "$lyricText" | rev | cut -d " " -f 1- | rev)"
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fi
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#Display the lyric text
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if [ ${#lyricText} -gt 15 ] ; then
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msg "$chan" "${lyricText}"
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else
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msg "$chan" "Sorry $userNick: I couldn't find any lyrics for $@"
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fi
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