Holiday fetching script

bin/fetch_holidays

@@ -0,0 +1,21 @@
+#!/bin/sh
+set -eu
+
+_parse_ics=parse_ics
+if ! command -v "$_parse_ics" >/dev/null 2>/dev/null; then
+	BOOKSQL_PATH="${BOOKSQL_PATH:-"$(dirname -- "$(dirname -- "$(readlink -f "$0")")")"}"
+	_parse_ics="$BOOKSQL_PATH/bin/parse_ics"
+fi
+
+# Bank holidays, where libraries are closed
+curl -s https://etalab.github.io/jours-feries-france-data/ics/jours_feries_metropole.ics |
+	"$_parse_ics" |
+	jq -r '._components[].dtstart[][]' |
+	sed -E 's/^([0-9]{4})([[:digit:]]{2})([[:digit:]]{2})$/\1-\2-\3/; s/.*/INSERT OR REPLACE INTO holidays (start, end, closed) VALUES ('"'"'&'"'"', '"'"'&'"'"', TRUE);/'
+
+# School holidays, where libraries are still open, sometimes under different schedules
+curl -s 'https://data.education.gouv.fr/api/explore/v2.1/catalog/datasets/fr-en-calendrier-scolaire/exports/ical?lang=fr&timezone=Europe%2FParis' |
+	"$_parse_ics" |
+	jq -r '[._components[] | select(._type == "VEVENT").description[][] | gsub("\\\\n"; "\n")]|join("\n\n")' |
+	recsel -e 'population != "Enseignants" && location = "Grenoble"' |
+	recfmt "INSERT INTO holidays (start, end, closed) SELECT SUBSTR('{{start_date}}', 0, 11), SUBSTR('{{end_date}}', 0, 11), FALSE; "

bin/parse_ics

@@ -1,3 +1,4 @@
+#!/usr/bin/jq -sRf
 # RFC 5545 (iCalendar) parser
 # ~lucidiot, 2023