From 0531e7637f235fc11ed403474f5bccec95d8fb2a Mon Sep 17 00:00:00 2001
From: Leon Haag-Fank <leon@haagfank.de>
Date: Fri, 18 Oct 2024 21:05:55 +0200
Subject: [PATCH] Initial commit

---
 Dockerfile          | 11 +++++++
 docker-compose.yaml |  7 +++++
 fp-ics              | 77 +++++++++++++++++++++++++++++++++++++++++++++
 requirements.txt    |  3 ++
 4 files changed, 98 insertions(+)
 create mode 100644 Dockerfile
 create mode 100644 docker-compose.yaml
 create mode 100755 fp-ics
 create mode 100644 requirements.txt

diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..7f0a76e
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,11 @@
+FROM python:3
+
+MAINTAINER Leon Haag-Fank "admin@haagfank.de"
+
+VOLUME /data
+
+WORKDIR /usr/src/app
+COPY fp-ics requirements.txt ./
+RUN pip install -r requirements.txt
+
+ENTRYPOINT ["/usr/bin/python", "fp-ics"]
diff --git a/docker-compose.yaml b/docker-compose.yaml
new file mode 100644
index 0000000..4a3635b
--- /dev/null
+++ b/docker-compose.yaml
@@ -0,0 +1,7 @@
+services:
+  zeitdl:
+    image: fp-ics
+    container_name: fp-ics
+    build: ./
+    volumes:
+      - $FPICS_MOUNT:/data
diff --git a/fp-ics b/fp-ics
new file mode 100755
index 0000000..9272e2d
--- /dev/null
+++ b/fp-ics
@@ -0,0 +1,77 @@
+#!/bin/env python
+
+import argparse
+import requests
+from bs4 import BeautifulSoup
+from datetime import datetime, timedelta, time
+import icalendar as ical
+from zoneinfo import ZoneInfo
+
+URL = 'https://www.physi.uni-heidelberg.de/Einrichtungen/FP/seminar/seminar.php'
+SEMINAR_LENGTH = 45 #min
+
+
+def getcal():
+    page = requests.get(URL)
+    soup = BeautifulSoup(page.content, 'lxml')
+    cal = ical.Calendar()
+
+    for table in soup.find(id='content').find_all('table')[1:]:
+        try:
+            trs = table.find_all('tr')
+            tutor = trs[0].find_all('th')[1].text.strip()
+            zeit, ort = trs[0].find('td').text.split(',', 1)
+            zeit, ort = zeit.strip(), ort.strip()
+            zeit = time(*map(int, zeit.split(' ')[-1].split(':')))
+        except Exception as e:
+            print(e)
+            continue
+
+        for tr in trs[1:]:
+            try:
+                tds = tr.find_all('td')
+                if len(tds) < 2:
+                    continue
+
+                event = ical.Event()
+                datum = datetime.strptime(tds[0].text.strip(), '%d.%m.%y').date()
+                start = datetime.combine(datum, zeit, tzinfo=ZoneInfo('Europe/Berlin'))
+                event.add('dtstart', start)
+                end = start+timedelta(minutes=SEMINAR_LENGTH)
+                event.add('dtend', end)
+
+                summary = tds[1].text.strip()
+                if summary in ['', 'noch frei', 'kein Vortrag']:
+                    continue
+                if len(tds) > 2:
+                    name = tds[2].text.strip()
+                    if 'kein Seminar' in name:
+                        continue
+                    summary += ': '+name
+                summary += ' ({})'.format(tutor)
+                event.add('summary', summary)
+
+                if len(tds) > 3:
+                    description = 'Betreuer/in: {}'.format(tds[3].text.strip())
+                    event.add('description', description)
+
+                event.add('location', ort)
+
+                cal.add_component(event)
+            except Exception as e:
+                print(e)
+                continue
+
+    return cal
+
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser()
+    parser.add_argument('-o', '--out', type=str, default='fp-seminare.ics', help='Output path')
+    args = parser.parse_args()
+
+    cal = getcal()
+
+    with open(args.out, 'wb') as f:
+        f.write(cal.to_ical())
+
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..90caf0f
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,3 @@
+requests
+beautifulsoup4
+icalendar