Starting to replace those ugly shell-scripts with more readable python-scripts (tough more complex to invoke)

lektor/docker/Dockerfile

@@ -6,6 +6,10 @@ RUN pipx install lektor
 RUN mkdir -p /opt/lektor/project && mkdir -p /opt/lektor/output
 RUN sed -i '/de_DE.UTF-8/s/^# //g' /etc/locale.gen && locale-gen
 
+RUN python3 -m venv /opt/venv
+
+RUN . /opt/venv/bin/activate && pip install ics requests
+
 COPY entrypoint.sh /opt/entrypoint.sh
 RUN chmod +x /opt/entrypoint.sh
 

lektor/docker/entrypoint.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
 
-/opt/lektor/scripts/calendar-fetcher.sh ${CALENDAR_URL} > /opt/lektor/project/content/termine/contents.lr
+sh -c ". /opt/venv/bin/activate && exec python /opt/lektor/scripts/calendar-fetcher.py ${CALENDAR_URL} > /opt/lektor/project/content/termine/contents.lr"
 /opt/lektor/scripts/calendar-fetcher-main.sh ${CALENDAR_URL} > /opt/lektor/project/content/contents.lr
 /root/.local/bin/lektor --project /opt/lektor/project server --host 0.0.0.0

lektor/lektordata/scripts/calendar-fetcher.py

@@ -0,0 +1,31 @@
+import sys
+import requests
+from ics import Calendar
+import arrow
+import locale
+
+if len(sys.argv) != 2:
+	print("Usage: python3 {} <ICS_URL>".format(sys.argv[0]))
+
+url = sys.argv[1]
+
+c = Calendar(requests.get(url).text)
+
+locale.setlocale(locale.LC_TIME, locale.normalize("de_DE.UTF-8"))
+
+print("_model: page")
+print("---")
+print("title: Termine")
+print("---")
+print("body:")
+print("")
+for event in list(c.timeline.start_after(arrow.now())):
+	print("* <div>{}</div>&nbsp;".format(event.name))
+	print("  * <div>{}</div>&nbsp;".format(event.begin.strftime("%a. %-d. %B %Y")))
+	print("  * <div>{}</div>&nbsp;".format(event.begin.strftime("%-H:%M") if not event.all_day else "&nbsp;"))
+	print("  * <div>{}</div>&nbsp;".format(event.location if event.location != None else "&nbsp;"))
+print("")
+print("---")
+print("_template: page.html")
+print("")
+print("")