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bootstrap.sh
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bootstrap.sh
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#!/usr/bin/env sh
set -e
__am_prompt_update()
{
local CLR_FAIL=${CLR_FAIL:-"\033[1;31m"} # BRIGHT RED
local CLR_SUCCESS=${CLR_SUCCESS:-"\033[1;32m"} # BRIGHT GREEN
local CLR_WARN=${CLR_WARN:-"\033[1;33m"} # BRIGHT YELLOW
local CLR_CLEAR=${CLR_CLEAR:-"\033[0m"} # DEFAULT COLOR
local GITHUB_TOKEN=${GITHUB_TOKEN:-}
local PROMPT_TOKEN=${PROMPT_TOKEN:-}
local PROMPT_TOKEN=${PROMPT_TOKEN:-$GITHUB_TOKEN}
local PROMPT_CURL_OPT=${PROMPT_CURL_OPT:-'-s'}
local PROMPT_COMMIT_REF=${PROMPT_COMMIT_REF:-"master"}
local PROMPT_SHELL=${PROMPT_SHELL:-"bash"}
local PROMPT_DRY_RUN=${PROMPT_DRY_RUN:-}
while :; do
case $1 in
-t|--token)
PROMPT_TOKEN=$2
shift
;;
-v|--version)
PROMPT_COMMIT_REF=$2
shift
;;
-dr|--dry-run)
PROMPT_DRY_RUN=1
;;
-f|--force)
rm -rf "$HOME/.am/prompt/.sha" 1>/dev/null 2>&1
;;
--debug)
set -x
;;
?*)
PROMPT_SHELL=$1
;;
*)
break
;;
esac
shift
done
if [ ! -z "${PROMPT_TOKEN:-}" ]; then
PROMPT_CURL_OPT='$PROMPT_CURL_OPT -H "Authorization: token $PROMPT_TOKEN"'
fi
local PROMPT_SHA_URI="https://api.github.com/repos/automotiveMastermind/prompt/commits/$PROMPT_COMMIT_REF"
local PROMPT_SHA=$(curl $PROMPT_CURL_OPT $PROMPT_SHA_URI | grep sha | head -n 1 | sed 's#.*\:.*"\(.*\).*",#\1#')
# detect if sha could be located
if [ -z ${PROMPT_SHA:-} ]; then
echo "${CLR_FAIL}prompt: cannot retrieve SHA of latest version. Are you connected to the internet?${CLR_CLEAR}"
return 1
fi
local PROMPT_SHA_PATH=$HOME/.am/prompt/.sha
# detect if sha file exists
if [ -f "$PROMPT_SHA_PATH" ]; then
# get the value of the sha file
PROMPT_CURRENT_SHA=$(cat "$PROMPT_SHA_PATH")
# print latest version already installed
if [ "${PROMPT_SHA}" = "${PROMPT_CURRENT_SHA}" ]; then
echo "${CLR_SUCCESS}prompt: latest version already installed: ${PROMPT_SHA}"
echo " - run update-prompt with the --force flag to reinstall ${CLR_CLEAR}"
exit 0
fi
fi
if [ ! -z "${PROMPT_DRY_RUN:-}" ]; then
echo "${CLR_WARN}prompt: a new version of prompt is available: ${PROMPT_SHA}"
echo " - run the update-prompt command line tool to upgrade${CLR_CLEAR}"
return 0
fi
local PROMPT_INSTALL_URI="https://github.com/automotiveMastermind/prompt/archive/$PROMPT_COMMIT_REF.tar.gz"
local PROMPT_INSTALL_TEMP=$(mktemp -d)
curl -skLo $PROMPT_INSTALL_TEMP/prompt.tgz $PROMPT_INSTALL_URI
tar -xzf $PROMPT_INSTALL_TEMP/prompt.tgz --strip-components=1 --directory=$PROMPT_INSTALL_TEMP
. "$PROMPT_INSTALL_TEMP/install.sh" $PROMPT_SHELL $PROMPT_INSTALL_TEMP
}
trap 'echo; echo; echo "${CLR_WARN}prompt: terminating update...${CLR_CLEAR}"; exit -1;' INT
__am_prompt_update $@