037676f7cc
Change the pattern matching into a if/elif construct because pattern matching is not supported on python < 3.9. Signed-off-by: Jens Grassel <jens@wegtam.com> Acked-by: Robin Jarry <robin@jarry.cc>
89 lines
2.4 KiB
Python
Executable file
89 lines
2.4 KiB
Python
Executable file
#!/usr/bin/env python3
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"""Parse a vcard file given via stdin and output some details.
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Currently the following details are displayed if present:
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- start date and time
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- the summary information of the event
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- a list of attendees
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- the description of the event
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Please note: if multiple events are included in the data then only the
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first one will be parsed and displayed!
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REQUIREMENTS:
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- Python 3
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- Python 3 - vobject library
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To use as a filter in aerc, add the following line to your aerc.config:
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text/calendar=show-ics-details.py
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"""
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import re
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import sys
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import vobject
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def remove_mailto(message: str) -> str:
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"""Remove a possible existing 'mailto:' from the given message.
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Keyword arguments:
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message -- A message string.
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"""
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return re.sub(r'^mailto:', '', message, flags=re.IGNORECASE)
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def extract_field(cal: vobject.icalendar.VCalendar2_0, name: str) -> str:
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"""Extract the desired field from the given calendar object.
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Keyword arguments:
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cal -- A VCalendar 2.0 object.
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name -- The field name.
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"""
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try:
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name = name.strip()
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if name == 'attendees':
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attendees = []
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for attendee in cal.vevent.attendee_list:
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attendees.append(remove_mailto(attendee.valueRepr()).strip())
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return ', '.join(attendees)
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elif name == 'description':
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return cal.vevent.description.valueRepr().strip()
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elif name == 'dtstart':
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return str(cal.vevent.dtstart.valueRepr()).strip()
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elif name == 'organizer':
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return remove_mailto(cal.vevent.organizer.valueRepr()).strip()
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elif name == 'summary':
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return cal.vevent.summary.valueRepr().strip()
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else:
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return ''
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except AttributeError:
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return ''
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attendees = ''
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description = ''
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dtstart = ''
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error = ''
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organizer = ''
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summary = ''
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try:
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cal = vobject.readOne(sys.stdin)
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attendees = extract_field(cal, 'attendees')
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description = extract_field(cal, 'description')
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dtstart = extract_field(cal, 'dtstart')
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organizer = extract_field(cal, 'organizer')
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summary = extract_field(cal, 'summary')
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except vobject.base.ParseError:
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error = '**Sorry, but we could not parse the calendar!**'
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if error:
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print(error)
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print("")
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print(f"Date/Time : {dtstart}")
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print(f"Summary : {summary}")
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print(f"Organizer : {organizer}")
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print(f"Attendees : {attendees}")
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print("")
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print(description)
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