From 5f1b207d6a1d6fb29ea58463bc0dd1146cd64451 Mon Sep 17 00:00:00 2001
From: octycs <git@octycs.eu>
Date: Tue, 22 Dec 2020 19:50:45 +0100
Subject: [PATCH] Add Fahrplan DL script

---
 fahrplan.py | 130 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100644 fahrplan.py

diff --git a/fahrplan.py b/fahrplan.py
new file mode 100644
index 0000000..84cb85d
--- /dev/null
+++ b/fahrplan.py
@@ -0,0 +1,130 @@
+import datetime
+import json
+import os
+import sys
+import re
+import glob
+import shutil
+import errno
+import subprocess
+from lxml import etree
+from urllib.request import urlopen
+
+scheduleUrl = 'http://data.c3voc.de/rC3/everything.schedule.xml'
+
+scheduleTree=None
+
+# Download the Events-Schedule and parse all Events out of it. Yield a tupel for each Event
+def downloadSchedule(scheduleUrl):
+    print("downloading schedule")
+
+    # download the schedule
+    response = urlopen(scheduleUrl)
+
+    # read xml-source
+    xml = response.read()
+
+    # parse into ElementTree
+    parser = etree.XMLParser(huge_tree=True)
+    return etree.fromstring(xml, parser)
+
+def getSchedule(scheduleUrl):
+    global scheduleTree
+    if not scheduleTree:
+        scheduleTree=downloadSchedule(scheduleUrl)
+    return scheduleTree
+
+def persons(scheduleUrl, personmap={}, taglinemap={}, forEventId=None):
+    schedule = getSchedule(scheduleUrl)
+    # iterate all days
+    for day in schedule.iter('day'):
+        # iterate all rooms
+        for room in day.iter('room'):
+            # iterate events on that day in this room
+            for event in room.iter('event'):
+                eventid = int(event.get("id"))
+                if event != None and not eventid == forEventId:
+                    continue
+                # aggregate names of the persons holding this talk
+                persons_seen = []
+                if event.find('persons') is not None:
+                    for person in event.find('persons').iter('person'):
+                        id = int(person.get("id"))
+                        person = re.sub(r'\s+', ' ', person.text).strip()
+                        match = re.search(r'\((.*?)\)', person)
+                        tagline = ''
+                        if not match is None:
+                            tagline = match.group(1)
+                            person = person.split(" (")[0]
+                        if id in taglinemap:
+                            tagline = taglinemap[id]
+                        if id in personmap:
+                            person = personmap[id]
+                        if not id in persons_seen:
+                            persons_seen.append(id)
+                            yield {
+                                'id': id,
+                                'person': person,
+                                'tagline': tagline
+                            }
+
+def events(scheduleUrl, titlemap={}):
+    schedule = getSchedule(scheduleUrl)
+    # iterate all days
+    for day in schedule.iter('day'):
+        # iterate all rooms
+        for room in day.iter('room'):
+            # iterate events on that day in this room
+            for event in room.iter('event'):
+                # aggregate names of the persons holding this talk
+                personnames = []
+                if event.find('persons') is not None:
+                    for person in event.find('persons').iter('person'):
+                        personname = re.sub(r'\s+', ' ', person.text).strip()
+                        personnames.append(personname)
+
+                id = int(event.get('id'))
+
+                if id in titlemap:
+                    title = titlemap[id]
+                elif event.find('title') is not None and event.find('title').text is not None:
+                    title = re.sub(r'\s+', ' ', event.find('title').text).strip()
+                else:
+                    title = ''
+
+                if event.find('subtitle') is not None and event.find('subtitle').text is not None:
+                    subtitle = re.sub(r'\s+', ' ', event.find('subtitle').text).strip()
+                else:
+                    subtitle = ''
+
+                if event.find('start') is not None and event.find('start').text is not None:
+                    start = re.sub(r'\s+', ' ', event.find('start').text).strip()
+                else:
+                    start = ''
+
+                # yield a tupel with the event-id, event-title and person-names
+                yield {
+                    'day': day.get('index'),
+                    'id': id,
+                    'title': title,
+                    'subtitle': subtitle,
+                    #'persons': personnames,
+                    'personnames': ', '.join(personnames),
+                    'room': room.attrib['name'],
+                    'track': event.find('track').text,
+                    'start': event.find('start').text,
+                    'datetime': event.find('date').text,
+                    'roomguid': room.attrib['guid'] if 'guid' in room.attrib else '',
+                    #'url': event.find('url').text
+                }
+
+
+
+if __name__ == "__main__":	
+    events = list(events(scheduleUrl))
+    events = sorted(events, key=lambda x: datetime.datetime.strptime(x["datetime"], "%Y-%m-%dT%H:%M:%S%z"))
+
+    with open("fahrplan.json", "w") as f:
+        json.dump(events, f)
+
+