Marlin/buildroot/share/git/ghtp

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#!/usr/bin/env bash
#
# ghtp (GitHub Transport Protocol)
#
# Set all remotes in the current repo to HTTPS or SSH connection.
# Useful when switching environments, using public wifi, etc.
#
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# Optionally, specify a particular remote to change.
#
GH_SSH="git@github\.com:"
GH_HTTPS="https:\/\/github\.com\/"
case "$1" in
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-[Hh]) TYPE=HTTPS ; MATCH="git@" ; REPLACE="$GH_SSH/$GH_HTTPS" ;;
-[Ss]) TYPE=SSH ; MATCH="https:" ; REPLACE="$GH_HTTPS/$GH_SSH" ;;
*)
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echo "Usage: `basename $0` -h | -s" 1>&2
echo -e " \e[0;92m-h\e[0m to switch to HTTPS" 1>&2
echo -e " \e[0;92m-s\e[0m to switch to SSH" 1>&2
exit 1
;;
esac
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AWK=$(which gawk || which awk)
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# Match all or specified remotes of the other type
REGEX="\t$MATCH" ; [[ $# > 1 ]] && REGEX="^$2$REGEX"
REMOTES=$(git remote -v | egrep "$REGEX" | "$AWK" '{print $1 " " $2}' | sort -u | sed "s/$REPLACE/")
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[[ -z $REMOTES ]] && { echo "Nothing to do." ; exit ; }
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# Update a remote for each results pair
echo "$REMOTES" | xargs -n2 git remote set-url
echo -n "Remotes set to $TYPE: "
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echo "$REMOTES" | "$AWK" '{printf "%s ", $1}'
echo