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55 lines
1.6 KiB
Plaintext
55 lines
1.6 KiB
Plaintext
5 years ago
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#!/usr/bin/env bash
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########################################################################
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# 2018-11-25 Lukas Bestle <project-shell@lukasbestle.com>
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########################################################################
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# Concats a directory of ICS files to a single ICS file for sharing
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#
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# Usage: radicale_to_ics <directory> <output.ics> [<calname>]
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#
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# <directory> Directory with ICS files (e.g. from Radicale)
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# <output.ics> Output path for the concatenated ICS file
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# <calname> Optional name of the ICS file
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# (displayed in clients)
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########################################################################
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directory="$1"
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output="$2"
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calname="$3"
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if [[ -z "$output" ]]; then
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# Print help
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echo -e "\033[1mUsage:\033[0m \033[34mradicale_to_ics\033[0m <directory> <output.ics> [<calname>]"
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exit 1
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fi
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# Place temporary file right next to the output file
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# Will be moved when done with processing
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tmp="$output.tmp"
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# iCalendar header
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echo "BEGIN:VCALENDAR" > "$tmp"
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echo "VERSION:2.0" >> "$tmp"
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echo "X-WR-TIMEZONE:Europe/Berlin" >> "$tmp"
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echo "CALSCALE:GREGORIAN" >> "$tmp"
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echo "METHOD:PUBLISH" >> "$tmp"
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# Add calendar name if given
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if [[ -n "$calname" ]]; then
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echo "X-WR-CALNAME:$calname" >> "$tmp"
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fi
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# Concat all event files in the given directory
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# unless the directory is empty
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if [[ "$(ls "$directory")" ]]; then
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for file in "$directory"/*; do
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# Extract all VEVENT elements (supports multiple per input file)
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sed '/^BEGIN:VEVENT/, /^END:VEVENT/!d' "$file" >> "$tmp"
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done
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fi
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# Add iCalendar footer
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echo "END:VCALENDAR" >> "$tmp"
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# Move to final destination
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mv "$tmp" "$output"
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