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185 lines (120 loc) · 3.46 KB
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#!/bin/bash
# By Georgiy Sitnikov.
#
# AS-IS without any warranty
#
# To added to Nextcloud please execute:
# sudo -u www-data php /var/www/nextcloud/occ talk:command:add time time "/usr/local/bin/nextcloud-bot-time.sh {ARGUMENTS}" 1 3
# More info under https://nextcloud-talk.readthedocs.io/en/latest/commands/
# Maximum Delay for API calls
maxDelay=5
# Temporary file
temp="/tmp/nextcloud-bot-time-$(date +"%m-%d-%N")"
###
while test $# -gt 0; do
case "$1" in
--help)
echo "/time - A Nextcloud Talk chat Time zone wrapper for a https://worldtimeapi.org/timezones API"
echo " "
echo "Simple execution: /time"
echo "will give you current time on the server"
echo " "
echo "Complex execution: /time TomeZone"
echo "E.g: /time Europe/Berlin"
echo " "
echo "You can get a full list of time zones via command:"
echo "/time --list"
echo " "
echo "Or added exact Location to search:"
echo "/time --list Europe"
exit 0
;;
*)
break
;;
esac
done
apiCall() {
if [ -z "$call" ]; then
curl -s -m $maxDelay "http://worldtimeapi.org/api/timezone.txt" >$temp
else
curl -s -m $maxDelay "http://worldtimeapi.org/api/timezone/"$call.txt >$temp
fi
}
APInewTry() {
newTry=$call
call=""
apiCall
call=$(grep "$newTry" $temp | head -n 1)
if [ ! -z "$call" ]; then
echo "Did you mean $call?"
apiCall
echo "Current local time in $call: "$(grep datetime $temp | tail -c33 | head -c10), $(grep datetime $temp | tail -c+21 | head -c8) $(grep abbreviation $temp | tail -c+14)
fi
}
checkForErrors() {
if [ "$(cat $temp | head -c 5)" = "Error" ]; then
awk '{ $1 = "Uuups, some error is here:"; print $0 }' $temp
APInewTry
echo " "
echo "For help, please, type /time --help"
rm $temp
exit 0
fi
# Added check if List returned
if [ "$(grep datetime $temp | tail -c33 | head -c10)" = "" ] && [ "$first" != "--list" ]; then
APInewTry
rm $temp
exit 0
fi
}
# Get first 6 Symbols of variable
first="$(echo $1 | head -c 6)"
rest="$(echo $1 | tail -c +8)"
#Added input Validator
#https://stackoverflow.com/questions/36926999/removing-all-special-characters-from-a-string-in-bash
validInput="$(echo "$rest" | sed 's/[^a-z A-Z 0-9]//g')"
if [ "$validInput" = "" ] && [ ! -z "$rest" ]; then
echo "Seems you use only Special Characters, currently only a-z, A-Z and digits are supported"
exit 0
fi
if [ "$first" = "--list" ]; then
apiCall
checkForErrors
if [ -z "$validInput" ]; then
echo "Here you can find whole list of Timezones:"
cat $temp
else
echo "Searching for your input in Time zones:"
#Check if multiple words are separated by spaces
case "$validInput" in
*\ *)
multipleInput=$(echo "$validInput" | tr ' ' '|')
#will display exact multiple match, or an error message
if ! grep -E "$multipleInput" "$temp"; then
echo "Hmmm, nothing was found"
echo "Try /time --list to see all Locations, or /time --help for help"
fi
;;
*)
#will display exact match, or an error message
if ! grep "$validInput" "$temp"; then
echo "Hmmm, nothing was found"
echo "Try /time --list to see all Locations, or /time --help for help"
fi
;;
esac
fi
rm $temp
exit 0
fi
if [ -z "$1" ]; then
echo "Current local time: $(date +"%Y-%m-%d"), $(date +"%T") $(date +"%Z")"
exit 0
fi
call=$1
apiCall
checkForErrors
echo "Current local time in $1: "$(grep datetime $temp | tail -c33 | head -c10), $(grep datetime $temp | tail -c+21 | head -c8) $(grep abbreviation $temp | tail -c+14)
rm $temp
exit 0