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#!/usr/bin/env bash
set -Eeuo pipefail
end="\033[0m"
red="\033[0;31m"
red() { echo -e "${red}${1}${end}"; }
JSON="${1:-}"
[[ -z "${JSON}" ]] && {
red 'Missing input JSON file.'
exit 2
}
contains-element() {
local e match="$1"
shift
for e; do [[ "$e" == "$match" ]] && return 0; done
return 1
}
fail-attr() {
ATTRIBUTE="${1}"
URL="${2}"
red "Undefined '${ATTRIBUTE}' for ${URL}." >&2
exit 1
}
get-lang() {
echo "${1}" | base64 --decode | jq -r .lang
}
get-ref() {
echo "${1}" | base64 --decode | jq -r .ref
}
get-url() {
echo "${1}" | base64 --decode | jq -r .url
}
get-date() {
echo "${1}" | base64 --decode | jq -r .date
}
LANGS=(en pt)
assert-frontmatter() {
F="${1}"
LANG="$(get-lang "$F")"
REF="$(get-ref "$F")"
URL="$(get-url "$F")"
[[ -z "${LANG}" ]] && fail-attr 'lang' "${URL}"
[[ -z "${REF}" ]] && fail-attr 'ref' "${URL}"
if ! contains-element "${LANG}" "${LANGS[@]}"; then
red "Invalid lang '${LANG}' in ${URL}." >&2
exit 1
fi
}
echo Linting posts... >&2
for post in $(jq -r '.posts[] | @base64' "${JSON}"); do
assert-frontmatter "$post"
DATE="$(get-date "$post" | awk '{print $1}')"
URL="$(basename "$(get-url "$post")")"
FILE="_posts/${DATE}-${URL%.html}.md"
[[ -f "${FILE}" ]] || {
red "date/filename mismatch: '${FILE}' does not exist."
exit 1
}
done
echo Linting pages... >&2
IGNORED_PAGES=(/site.json /sitemap.xml /rss.xml /atom.xml /feed.atom /feed.xml /feed.all.atom /feed.en.atom /feed.pt.atom)
for page in $(jq -r '.pages[] | @base64' "${JSON}"); do
URL="$(get-url "$page")"
if ! contains-element "${URL}" "${IGNORED_PAGES[@]}"; then
assert-frontmatter "${page}"
fi
done
echo Linting pastebins... >&2
for pastebin in $(jq -r '.pastebins[] | @base64' "${JSON}"); do
assert-frontmatter "$pastebin"
done
echo Asserting unique refs... >&2
KNOWN_IDS=()
for page in $(jq -r '.pages[] | @base64' "${JSON}"); do
URL="$(get-url "$page")"
if ! contains-element "${URL}" "${IGNORED_PAGES[@]}"; then
LANG="$(get-lang "$page")"
REF="$(get-ref "$page")"
ID="${LANG}:${REF}"
if contains-element "${ID}" "${KNOWN_IDS[@]}"; then
red "Duplicated lang:ref match: '${ID}'." >&2
exit 1
fi
KNOWN_IDS+=("${ID}") # printf '%s\n' "${KNOWN_IDS[@]}"
fi
done
echo Done. >&2
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