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| #!/usr/bin/env bash | |
| AUTOENV_AUTH_FILE=~/.autoenv_authorized | |
| if [[ -n "${ZSH_VERSION}" ]] | |
| then __array_offset=0 | |
| else __array_offset=1 | |
| fi | |
| autoenv_init() | |
| { | |
| typeset target home _file | |
| typeset -a _files | |
| target=$1 | |
| home="$(dirname $HOME)" | |
| _files=( $( | |
| while [[ "$PWD" != "/" && "$PWD" != "$home" ]] | |
| do | |
| _file="$PWD/.env" | |
| if [[ -e "${_file}" ]] | |
| then echo "${_file}" | |
| fi | |
| builtin cd .. | |
| done | |
| ) ) | |
| _file=${#_files[@]} | |
| while (( _file > 0 )) | |
| do | |
| envfile=${_files[_file-__array_offset]} | |
| autoenv_check_authz_and_run "$envfile" | |
| : $(( _file -= 1 )) | |
| done | |
| } | |
| autoenv_env() { | |
| builtin echo "autoenv:" "$@" | |
| } | |
| autoenv_printf() { | |
| builtin printf "autoenv: " | |
| builtin printf "$@" | |
| } | |
| autoenv_indent() { | |
| sed 's/.*/autoenv: &/' $@ | |
| } | |
| autoenv_hashline() | |
| { | |
| typeset envfile hash | |
| envfile=$1 | |
| hash=$(shasum "$envfile" | cut -d' ' -f 1) | |
| echo "$envfile:$hash" | |
| } | |
| autoenv_check_authz() | |
| { | |
| typeset envfile hash | |
| envfile=$1 | |
| hash=$(autoenv_hashline "$envfile") | |
| touch $AUTOENV_AUTH_FILE | |
| \grep -Gq "$hash" $AUTOENV_AUTH_FILE | |
| } | |
| autoenv_check_authz_and_run() | |
| { | |
| typeset envfile | |
| envfile=$1 | |
| if autoenv_check_authz "$envfile"; then | |
| source "$envfile" | |
| return 0 | |
| fi | |
| if [[ -z $MC_SID ]]; then #make sure mc is not running | |
| autoenv_env | |
| autoenv_env "WARNING:" | |
| autoenv_env "This is the first time you are about to source $envfile": | |
| autoenv_env | |
| autoenv_env " --- (begin contents) ---------------------------------------" | |
| autoenv_indent "$envfile" | |
| autoenv_env | |
| autoenv_env " --- (end contents) -----------------------------------------" | |
| autoenv_env | |
| autoenv_printf "Are you sure you want to allow this? (y/N) " | |
| read answer | |
| if [[ "$answer" == "y" ]]; then | |
| autoenv_authorize_env "$envfile" | |
| source "$envfile" | |
| fi | |
| fi | |
| } | |
| autoenv_deauthorize_env() { | |
| typeset envfile | |
| envfile=$1 | |
| cp "$AUTOENV_AUTH_FILE" "$AUTOENV_AUTH_FILE.tmp" | |
| grep -Gv "$envfile:" "$AUTOENV_AUTH_FILE.tmp" > $AUTOENV_AUTH_FILE | |
| } | |
| autoenv_authorize_env() { | |
| typeset envfile | |
| envfile=$1 | |
| autoenv_deauthorize_env "$envfile" | |
| autoenv_hashline "$envfile" >> $AUTOENV_AUTH_FILE | |
| } | |
| autoenv_cd() | |
| { | |
| if builtin cd "$@" | |
| then | |
| autoenv_init | |
| return 0 | |
| else | |
| return $? | |
| fi | |
| } | |
| cd() { | |
| autoenv_cd "$@" | |
| } |
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