From 7abb816f2dc79bc9dca35f8de8a40efdc27641ba Mon Sep 17 00:00:00 2001
From: Andreas <andreasv@fsmpi.rwth-aachen.de>
Date: Sat, 20 May 2017 17:29:56 +0200
Subject: [PATCH] added ical export (no gui integration), closes #42
---
config.py.example | 1 +
icalexport.py | 60 +++++++++++++++++++++++++++++++++++++++++++++++
server.py | 1 +
3 files changed, 62 insertions(+)
create mode 100644 icalexport.py
diff --git a/config.py.example b/config.py.example
index 8e2c4b7..8c6ba8d 100644
--- a/config.py.example
+++ b/config.py.example
@@ -28,3 +28,4 @@ LDAP_PORT = 636
#ICAL_URL = 'https://user:password@mail.fsmpi.rwth-aachen.de/SOGo/....ics'
ERROR_PAGE = 'static/500.html'
RWTH_IP_RANGES = ['134.130.0.0/16', '137.226.0.0/16', '134.61.0.0/16', '192.35.229.0/24', '2a00:8a60::/32']
+FSMPI_IP_RANGES = []
diff --git a/icalexport.py b/icalexport.py
new file mode 100644
index 0000000..f669d0f
--- /dev/null
+++ b/icalexport.py
@@ -0,0 +1,60 @@
+from server import *
+import icalendar
+from werkzeug.datastructures import Headers
+from datetime import timedelta
+
+def export_lectures(lectures, name):
+ cal = icalendar.Calendar()
+ cal.add('prodid', '-//Video AG//rwth.video//')
+ cal.add('version', '1.0')
+
+ courses = {};
+ for l in lectures:
+ event = icalendar.Event()
+ if not l['course_id'] in courses:
+ courses[l['course_id']] = query('SELECT * from courses WHERE id = ?',l['course_id'])[0]
+ c = courses[l['course_id']]
+
+ event.add('summary', c['short']+' : '+l['title'])
+ event.add('description', l['internal'])
+ event.add('comment', l['comment'])
+ event.add('categories', c['short'])
+ event.add('dtstart', l['time'])
+ event.add('location', l['place'])
+ event.add('dtend', l['time'] + timedelta(minutes=l['duration']))
+ cal.add_component(event)
+
+ H = Headers()
+ H.add_header("Content-Disposition", "inline", filename=name)
+ return Response(cal.to_ical(), mimetype="text/calendar", headers=H)
+
+def calperm(func):
+ @wraps(func)
+ def decorator(*args, **kwargs):
+ permission = ismod()
+ if 'X-Real-IP' in request.headers:
+ ip = ip_address(request.headers['X-Real-IP'])
+ for net in config['FSMPI_IP_RANGES']:
+ if ip in ip_network(net):
+ permission = True
+ if permission:
+ return func(*args, **kwargs)
+ else:
+ flash('Diese Funktion ist nur aus dem FSMPI-Netz(für SOGO-Import) oder eingeloggt verfügbar!')
+ return redirect(url_for('index'))
+ return decorator
+
+@app.route('/internal/ical/semester/<semester>')
+@calperm
+def ical_semester(semester):
+ return export_lectures(query('SELECT lectures.* FROM lectures JOIN courses ON courses.id = lectures.course_id WHERE courses.semester = ? AND lectures.visible = 1', semester),'videoag_semester_'+semester+'.ics')
+
+@app.route('/internal/ical/all')
+@calperm
+def ical_all():
+ return export_lectures(query('SELECT lectures.* FROM lectures lectures.visible = 1', semester),'videoag_all.ics')
+
+@app.route('/internal/ical/handle/<course>')
+@calperm
+def ical_course(course):
+ return export_lectures(query('SELECT lectures.* FROM lectures JOIN handles ON courses.id = lectures.course_id WHERE courses.handle = ? AND lectures.visible = 1', course),'videoag_course_'+course+'.ics')
diff --git a/server.py b/server.py
index bf47cdd..7f78f61 100644
--- a/server.py
+++ b/server.py
@@ -681,3 +681,4 @@ if 'JOBS_API_KEY' in config:
import jobs
import timetable
import chapters
+import icalexport
--
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