41 lines
659 B
Plaintext
41 lines
659 B
Plaintext
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#!/bin/sh
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set -x
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err () {
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printf "err: %s\n" ${1}
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[ -z "${2}" ] && exit 1
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exit ${2}
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}
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getImageForComic() {
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[ -z ${1} ] && a="" || a="$1/"
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curl --silent https://xkcd.com/${a} | grep 'imgs.xkcd.com/comics/' | sed 1q | grep -o 'https://imgs\.xkcd\.com/comics/.*\....'
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}
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viewImage() {
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a=$(mktemp)
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curl --silent $(getImageForComic ${1}) -o $a
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feh $a
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}
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proghelp() {
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printf "\
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xkcd - view xkcd comics
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=> [v]iew [id] - View comic with id [id]
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=> [g]et [id] - Get url for comic [id]
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"
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}
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case $1 in
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'v'*)
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viewImage $2
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exit 0
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;;
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'g'*)
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getImageForComic $2
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exit 0
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;;
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*)
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proghelp
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exit 0
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;;
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esac
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exit 0
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