„ical2csv.py“ ändern
Migrate https://github.com/erikcox/ical2csv/pull/13
This commit is contained in:
Mario Voigt
parent
cb2bc45191
commit
84b4b8b843
100
ical2csv.py
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ical2csv.py
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@ -3,8 +3,24 @@
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import sys
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import os.path
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from icalendar import Calendar
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import recurring_ical_events
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from bs4 import BeautifulSoup
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import warnings
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from dateutil.parser import parse
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import datetime
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import csv
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warnings.filterwarnings("ignore", category=UserWarning, module='bs4') # We don't want warnings about URL's. We just what the URL printed, if there.
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if len(sys.argv) <= 1:
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print("Please call this script with an ics-file as parameter.\n")
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print("Even better, call it with start and end dates:\n")
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print(sys.argv[0] + " myexport.ics 20210101 20210201")
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print(sys.argv[0] + " myexport.ics 2021-01-01T00:00:00 2021-01-31T23:59:59\n")
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print("NOTE: If you need data in another timezone than the system is set to, override like this before running the script:")
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print("export TZ=\"Europe/Copenhagen\"\n")
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exit(1)
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filename = sys.argv[1]
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# TODO: use regex to get file extension (chars after last period), in case it's not exactly 3 chars.
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file_extension = str(sys.argv[1])[-3:]
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@ -25,6 +41,24 @@ class CalendarEvent:
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events = []
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def removehtml(html):
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# Almost word for word copy from here: https://stackoverflow.com/questions/328356/extracting-text-from-html-file-using-python
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soup = BeautifulSoup(html, features="html.parser")
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# kill all script and style elements
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for script in soup(["script", "style"]):
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script.extract() # remove it
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text = soup.get_text() # Get plain text
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# break into lines and remove leading and trailing space on each
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lines = (line.strip() for line in text.splitlines())
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# break multi-headlines into a line each
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chunks = (phrase.strip() for line in lines for phrase in line.split(" "))
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# drop blank lines
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text = '\n'.join(chunk for chunk in chunks if chunk)
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return text
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def open_cal():
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if os.path.isfile(filename):
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@ -32,24 +66,33 @@ def open_cal():
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print("Extracting events from file:", filename, "\n")
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f = open(sys.argv[1], 'rb')
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gcal = Calendar.from_ical(f.read())
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revents = recurring_ical_events.of(gcal).between(istart,istop)
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for component in gcal.walk():
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# for component in gcal.walk():
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for component in revents:
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event = CalendarEvent("event")
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if component.get('TRANSP') == 'TRANSPARENT': continue #skip event that have not been accepted
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if component.get('SUMMARY') == None: continue #skip blank items
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event.summary = component.get('SUMMARY')
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event.uid = component.get('UID')
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if component.get('DESCRIPTION') == None: continue #skip blank items
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event.description = component.get('DESCRIPTION')
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event.location = component.get('LOCATION')
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if hasattr(component.get('dtstart'), 'dt'):
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event.start = component.get('dtstart').dt
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if hasattr(component.get('dtend'), 'dt'):
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event.end = component.get('dtend').dt
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v=(dir(component).count('get')) # Only proces data if object is a valid event
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if (v != 0):
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if component.get('TRANSP') == 'TRANSPARENT': continue #skip all day events and the like
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if component.get('SUMMARY') == None: continue #skip blank items
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event.summary = component.get('SUMMARY')
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event.uid = component.get('UID')
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if component.get('DESCRIPTION') == None: continue #skip blank items
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event.description = component.get('DESCRIPTION')
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event.location = component.get('LOCATION')
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if hasattr(component.get('dtstart'), 'dt'):
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event.start = component.get('dtstart').dt
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if hasattr(component.get('dtend'), 'dt'):
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event.end = component.get('dtend').dt
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event.url = component.get('URL')
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events.append(event)
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if type(now) != type(event.start): # If we get a datetime.date object, convert to datetime.datetime
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event.start=datetime.datetime.combine(event.start, datetime.time.min)
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if type(now) != type(event.end): # If we get a datetime.date object, convert to datetime.datetime
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event.end=datetime.datetime.combine(event.end, datetime.time.max)
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event.start = event.start.astimezone()
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event.end = event.end.astimezone()
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event.url = component.get('URL')
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events.append(event)
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f.close()
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else:
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print("You entered ", filename, ". ")
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@ -63,14 +106,21 @@ def open_cal():
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def csv_write(icsfile):
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csvfile = icsfile[:-3] + "csv"
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spent=0
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evcount=0
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evskip=0
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sys.stdout.write("Processing events : ")
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try:
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with open(csvfile, 'w') as myfile:
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wr = csv.writer(myfile, quoting=csv.QUOTE_ALL)
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wr.writerow(headers)
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for event in sortedevents:
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values = (event.summary.encode('utf8').decode(), event.uid, event.description.encode('utf8').decode(), event.location, event.start, event.end, event.url)
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values = (event.summary.encode('utf-8').decode(), event.uid, removehtml(event.description.encode('utf-8').decode()), event.location.encode('utf-8').decode(), event.start, event.end, event.url)
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wr.writerow(values)
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print("Wrote to ", csvfile, "\n")
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sys.stdout.write(".")
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sys.stdout.flush()
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evcount+=1
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print("\n\nWrote " + str(evcount) + " events to ", csvfile, "\n")
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except IOError:
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print("Could not open file! Please close Excel!")
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exit(0)
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@ -86,7 +136,19 @@ def debug_event(class_name):
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print(class_name.end)
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print(class_name.url, "\n")
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open_cal()
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sortedevents=sorted(events, key=lambda obj: obj.start) # Needed to sort events. They are not fully chronological in a Google Calendard export ...
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now=datetime.datetime.now()
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istart=datetime.datetime.fromtimestamp(0) # Start of UNIX epoch (1970-01-01T00:00:00)
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istop=now+datetime.timedelta(seconds=157680000) # Stop 5 years in the future, if no enddate is given, to make sure reucurring events don't go on forever ...
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if len(sys.argv) > 3:
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if sys.argv[2] != '':
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istart=parse(sys.argv[2])
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if sys.argv[3] != '':
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istop=parse(sys.argv[3])
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print("Opening ics file\n")
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open_cal() # Open ics file and do initial parsing of events
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print("Sorting events\n")
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sortedevents=sorted(events, key=lambda obj: obj.start) # Make sure events are in chronological order
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csv_write(filename)
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#debug_event(event)
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