Reworked second shell script to a python script. But requiring an odd quirk as Python cannot read from a Docker-volume when piping its output.

lektor/docker/Dockerfile

@@ -8,7 +8,7 @@ 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
+RUN . /opt/venv/bin/activate && pip install ics requests bs4
 
 COPY entrypoint.sh /opt/entrypoint.sh
 RUN chmod +x /opt/entrypoint.sh

lektor/docker/entrypoint.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 
 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
+# TODO Something with python and reading from docker mounts is broken but only when piping
+cp /opt/lektor/project/content/contents.lr /tmp/myshadowcopyformisbehavingpython.txt
+sh -c ". /opt/venv/bin/activate && exec python /opt/lektor/scripts/calendar-fetcher-main.py ${CALENDAR_URL} > /opt/lektor/project/content/contents.lr"
 /root/.local/bin/lektor --project /opt/lektor/project server --host 0.0.0.0

lektor/lektordata/project/content/contents.lr

@@ -5,9 +5,9 @@ title: Willkommen beim PC Stammertal
 html:
 
 <h3>Unser nächster Anlass: </h3><br/>
-Sonntag <strong>8. Dezember, Gangfischschiessen</strong> in Ermatingen<br/>
+<div class="nextevent">Leider unbekannt, aber <strong>frag mal den Vorstand</strong> der müsste es wissen</div>
 <div class="threecolumn">
-  <div>  
+  <div>
     <a href="termine/"><img src=" /images/termine_square.jpg" alt="Terminkalender"> All unsere Termine</a>
   </div>
   <div>
@@ -18,4 +18,12 @@ Sonntag <strong>8. Dezember, Gangfischschiessen</strong> in Ermatingen<br/>
   </div>
 </div>
 ---
-_template: page.html
+_template:
+
+page.html
+
+
+
+
+
+

lektor/lektordata/project/content/termine/contents.lr

@@ -28,6 +28,10 @@ body:
   * <div>So. 12. Januar 2025</div>&nbsp;
   * <div>&nbsp;</div>&nbsp;
   * <div>&nbsp;</div>&nbsp;
+* <div>Orientierungslauf Stammerberg (kein Schiessbetrieb!)</div>&nbsp;
+  * <div>Sa. 13. September 2025</div>&nbsp;
+  * <div>&nbsp;</div>&nbsp;
+  * <div>&nbsp;</div>&nbsp;
 * <div>Schwaderlohschiessen</div>&nbsp;
   * <div>Sa. 20. September 2025</div>&nbsp;
   * <div>13:00</div>&nbsp;
@@ -56,3 +60,4 @@ body:
 ---
 _template: page.html
 
+

lektor/lektordata/scripts/calendar-fetcher-main.py

@@ -0,0 +1,82 @@
+from bs4 import BeautifulSoup
+import sys
+import requests
+from ics import Calendar
+import arrow
+import locale
+
+
+# TODO: Handling missing arguments is way more complex in Python :(
+if len(sys.argv) != 2:
+    print("Usage: python3 {} <ICS_URL>".format(sys.argv[0]))
+
+# this should actually be the following file. But since piping from a Python-script which reads from a Docker-volume is broken we use the entrypoint.sh script to copy the file into the dockercontainer before running and thus we have that od /tmp/ path
+# sourcefile = "/opt/lektor/project/content/contents.lr"
+sourcefile = "/tmp/myshadowcopyformisbehavingpython.txt"
+
+with open(sourcefile) as fp:
+    soup = BeautifulSoup(fp, 'html.parser')
+
+cols = soup.find_all('div', {'class' : 'nextevent'})
+
+sourcestr = ""
+
+if len(cols) != 1 :
+    sourcestr = ""
+else:
+    sourcestr = str(cols[0])
+
+with open(sourcefile, 'r') as file:
+  file_contents = file.read()
+
+
+url = sys.argv[1]
+
+#TODO: Handling HTTP request or pasring errors is currently completely missing (although I implemented such a nice handling if the script would just gracefully continue on exceptions)
+c = Calendar(requests.get(url).text)
+
+locale.setlocale(locale.LC_TIME, locale.normalize("de_DE.UTF-8"))
+
+colevents = list(c.timeline.start_after(arrow.now()))
+
+if len(colevents) > 0 :
+    weekday = colevents[0].begin.strftime("%A")
+    date = colevents[0].begin.strftime("%-d. %B")
+    time = colevents[0].begin.strftime(" %-H:%M") if not colevents[0].all_day else ""
+    name = colevents[0].name
+    location = " in " + colevents[0].location if colevents[0].location != None else "&nbsp;"
+    replacestr = "<div class=\"nextevent\">{} <strong> {}{}, {}</strong>{}</div>".format(weekday, date, time, name, location)
+else:
+    replacestr = "<div class=\"nextevent\">Leider unbekannt, aber <strong>frag mal den Vorstand</strong> der müsste es wissen</div>"
+
+if len(sourcestr) > 0 and sourcestr in file_contents:
+    
+    updated_contents = file_contents.replace(sourcestr, replacestr)
+    print(updated_contents)
+else:
+
+    print("_model: htmlpage")
+    print("---")
+    print("title: Willkommen beim PC Stammertal")
+    print("---")
+    print("html:")
+    print("")
+    print("<h3>Unser nächster Anlass: </h3><br/>")
+    print("<div class=\"nextevent\">Leider unbekannt, aber <strong>frag mal den Vorstand</strong> der müsste es wissen</div>")
+    print("<div class=\"threecolumn\">")
+    print("  <div>")
+    print("    <a href=\"termine/\"><img src=\" /images/termine_square.jpg\" alt=\"Terminkalender\"> All unsere Termine</a>")
+    print("  </div>")
+    print("  <div>")
+    print("    <a href=\"about/\"><img src=\"/images/about_square.jpg\" alt=\"Buch\"> Alle Infos über uns</a>")
+    print("  </div>")
+    print("  <div>")
+    print("    <a href=\"kontakt/\"><img src=\"/images/kontakt_square.jpg\" alt=\"Briefe\"> Kontaktiere uns</a>")
+    print("  </div>")
+    print("</div>")
+    print("---")
+    print("_template:")
+    print("")
+    print("page.html")
+    print("")
+    print("")

lektor/lektordata/scripts/calendar-fetcher-main.sh

@@ -62,7 +62,7 @@ echo "$ICS_DATA" | awk 'BEGIN{FS=":"}
   starttime=sprintf("%02d:%02d", substr(dtstart,10,2), substr(dtstart,12,2))
   summarystring=sprintf("%s", summary)
   locationstring=sprintf("%s", location)
-  wholeline=sprintf("%s %s <strong>%s, %s %s Uhr</strong> in %s<br/>", orderstartdate, weekday, realstartdate, summarystring, starttime, location)
+  wholeline=sprintf("%s <div class=\"nextevent\">%s <strong>%s, %s %s Uhr</strong> in %s</div>", orderstartdate, weekday, realstartdate, summarystring, starttime, location)
   gsub(/ 00:00 Uhr/, "", wholeline)
   print wholeline
   dtstart=""