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annotate bin/xkcdmania @ 693:37a2470380f2

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[bashrc] Fix comment about freebsd grep
author nanaya <me@nanaya.pro>
date Sun, 23 Oct 2022 01:56:54 +0900
parents 5bafb912837e
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #!/bin/sh
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2
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3 dir="/anime/misc/webcomics/xkcd"
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4 [ -d "${dir}" ] || exit 1
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5
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6 fetchlink() {
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7 if [ "$1" -a "$2" ]; then
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8 wget --quiet -O "$2" "$1"
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9 else
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10 return 1
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11 fi
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12 }
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13 latest=$(fetchlink http://xkcd.com/ - | grep 'Permanent link' | sed -e 's/.*\/\([0-9]*\)\/.*/\1/')
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14 [ -n "${latest}" ] || exit 1
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15 next=1
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16 while [ "${next}" -le "${latest}" ]; do
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17 to_dl="${to_dl} ${next}"
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18 next=$((next + 1))
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19 done
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20
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21 for i in $to_dl
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22 do
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23 if [ ! -n "$(find "$dir/$(printf '%04d' $i)"* -type f 2>/dev/null)" ] && [ "${i}" -ne 404 ]; then
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24 page=$(fetchlink "http://xkcd.com/$i/" -)
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25 img=$(echo "$page" | grep 'Image URL' | sed -e 's/.*\(http[^<]*\).*/\1/' | head -n 1)
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26 echo "$(echo "$page" | grep "src" | grep "$img" | sed -e 's/.*title="\([^\"]*\)".*/\1/')" > "$dir/$(printf '%04d' $i) $(basename $img | sed -e 's/\(.*\)\..*/\1/').txt"
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27 fetchlink "${img}" "$dir/$(printf '%04d' $i) $(basename "$img")"
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28 fi
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29 done