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#!/usr/bin/env bash
file="$1"
getBlogSlug(){
echo "$1" | sed 's/^content\//\//' | sed 's/.md$/\//' | sed -E 's/[0-9]+-//'
}
info="$(sed -n '/---/,/---/p' "$file" | sed '/^$/,$d' | sed -n '1,/---/p' | sed '/^---$/d')"
slug=$(getBlogSlug "$file")
date="$(echo "$info" | yq -r .date)"
rfc822="$(date --utc -d "$date" "+%a, %d %b %Y %H:%M:%S") UT"
title="$(echo "$info" | yq -r .title)"
description="$(echo "$info" | yq -r .description)"
echo "<item>
<title>
<![CDATA[$title]]></title>
<link>https://jonathanh.co.uk$slug</link>
<guid isPermaLink=\"true\">https://jonathanh.co.uk$slug</guid>
<pubDate>$rfc822</pubDate>
<description><![CDATA[$description]]></description>
</item>"