mirror of
https://git.sr.ht/~seirdy/seirdy.one
synced 2024-12-25 18:22:09 +00:00
101 lines
1.9 KiB
Bash
Executable file
101 lines
1.9 KiB
Bash
Executable file
#!/bin/sh
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# Get webring links to append to the CSV before building
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# Some webrings require an iframe or scripts, but I want a plain static
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# first-party HTML+CSS page. This script fetches webring links by
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# parsing the iframes and appends appropriate values to my webrings.csv file.
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set -e -u
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# the name of this program
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progname="$(basename "$0")"
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dirname="$(dirname "$0")"
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webrings_src="$dirname/../csv/webrings.base.csv"
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webrings_dest="$dirname/../csv/webrings.csv"
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help_text="Usage: $progname [OPTION...]
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Update webrings.csv with new prev/next links, to avoid iframes/scripts
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Options:
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-h Print this help and exit
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-d Dry run; just print results, don't update webrings.csv
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"
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usage() {
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printf '%s' "$help_text"
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}
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# when the user passess bad args, send a msg to stderr and exit
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# usage: bad_option <option> <reason>
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bad_option() {
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echo "$progname: option $1: $2" >&2
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usage >&2
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exit 1
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}
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dry_run='0'
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while getopts "hd" flags; do
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case $flags in
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h)
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usage
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exit 0
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;;
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d)
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dry_run='1'
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shift
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;;
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*)
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bad_option "$flags" 'invalid option'
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exit 1
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;;
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esac
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done
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trim_trailing_comma() {
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sd ',$' ''
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}
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values_to_csv() {
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tr '\n' ',' | trim_trailing_comma && echo
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}
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# values for the GEORGE webring
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george() {
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printf 'GEORGE,'
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{
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curl -sSL --compressed 'https://george.gh0.pw/embed.cgi?seirdy' \
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| htmlq -a href 'main p a'
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echo "null"
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} | values_to_csv
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}
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endless_orbit() {
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printf 'Endless Orbit,'
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{
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curl -sSL --compressed https://linkyblog.neocities.org/onionring/onionring-variables.js \
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| grep -C 1 https://seirdy.one/
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echo "'null',"
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} | sd https://seirdy.one/ https://linkyblog.neocities.org/webring.html \
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| sd "\n|'" '' | trim_trailing_comma
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echo
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}
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print_csv_values() {
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george
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endless_orbit
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}
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if [ "$dry_run" = '1' ]; then
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print_csv_values
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elif [ -f "$webrings_dest" ]; then
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echo "webrings file already generated"
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else
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print_csv_values | cat "$webrings_src" - >"$webrings_dest"
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fi
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# vi:ft=sh
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