2020-05-16 22:23:22 +02:00
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#!/usr/bin/bash
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## Configuration
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from="office@krautspace.de"
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to="hackspace-jena@lstsrv.org"
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subject="Einladung zum Plenum"
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body_file=email_text # Use PROSEDATE for dd.mm.YYYY and URLDATE for YYYmmdd
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## Find next Thursday
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day_of_week=$(date +%u)
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next_thursday_offset=$(( ( ( 7 - $day_of_week ) + 4 ) % 7 ))
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## Check if next Thursday is the first of a month
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2020-06-09 09:30:36 +02:00
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if (( $(date -d "+$next_thursday_offset days" +%_d) > 7 )); then
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2020-05-16 22:23:22 +02:00
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echo "Invitation should be sent at most a week in advance."
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echo "Exiting without sending an inviation..."
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exit
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fi
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## Send inviation
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prose_date=$(date -d "+$next_thursday_offset days" +%d.%m.%Y)
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url_date=$(date -d "+$next_thursday_offset days" +%Y%m%d)
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cat "$body_file" | sed -e "s/PROSEDATE/$prose_date/g" | sed -e "s/URLDATE/$url_date/g" | mail -s "$subject" -r "$from" "$to"
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