2 # https://github.com/joshuaclayton/dotfiles/blob/master/zsh_profile.d/autoenv.zsh
4 # TODO: move this to DOTENV_*?!
5 export ENV_AUTHORIZATION_FILE=$HOME/.env_auth
7 # Name of file to look for when entering directories.
8 : ${DOTENV_FILE_ENTER:=.env}
10 # Name of file to look for when leaving directories.
11 # Requires DOTENV_HANDLE_LEAVE=1.
12 : ${DOTENV_FILE_LEAVE:=.env.leave}
14 # Look for .env in parent dirs?
15 : ${DOTENV_LOOK_UPWARDS:=1}
17 # Handle leave events when changing away from a subtree, where an "enter"
19 : ${DOTENV_HANDLE_LEAVE:=1}
22 # Internal: stack of entered (and handled) directories.
23 _dotenv_stack_entered=()
28 echo "$env_file:$env_shasum:1"
31 _dotenv_authorized_env_file() {
33 local pair=$(_dotenv_hash_pair $env_file)
34 test -f $ENV_AUTHORIZATION_FILE \
35 && \grep -qF $pair $ENV_AUTHORIZATION_FILE
40 _dotenv_deauthorize $env_file
41 _dotenv_hash_pair $env_file >> $ENV_AUTHORIZATION_FILE
44 _dotenv_deauthorize() {
46 if [[ -f $ENV_AUTHORIZATION_FILE ]]; then
47 echo $(\grep -vF $env_file $ENV_AUTHORIZATION_FILE) > $ENV_AUTHORIZATION_FILE
51 # This function can be mocked in tests
52 _dotenv_read_answer() {
54 read $=_AUTOENV_TEST_READ_ARGS -q answer
58 # Args: 1: absolute path to env file (resolved symlinks).
59 _dotenv_check_authorized_env_file() {
60 if ! [[ -f $1 ]]; then
63 if ! _dotenv_authorized_env_file $1; then
64 echo "Attempting to load unauthorized env file: $1"
66 echo "**********************************************"
70 echo "**********************************************"
72 echo -n "Would you like to authorize it? [y/N] "
74 local answer=$(_dotenv_read_answer)
76 if [[ $answer != 'y' ]]; then
85 : ${_dotenv_sourced_varstash:=0}
86 _dotenv_this_dir=${0:A:h}
93 # Source varstash library once.
94 if [[ $_dotenv_sourced_varstash == 0 ]]; then
95 source $_dotenv_this_dir/lib/varstash
96 export _dotenv_sourced_varstash=1
98 # varstash_dir=${env_file:h}
100 # Change to directory of env file, source it and cd back.
102 builtin cd -q $_dotenv_cwd
104 builtin cd -q $new_dir
106 unset _dotenv_event _dotenv_cwd
109 _dotenv_chpwd_handler() {
110 local env_file="$PWD/$DOTENV_FILE_ENTER"
112 # Handle leave event for previously sourced env files.
113 if [[ $DOTENV_HANDLE_LEAVE == 1 ]] && (( $#_dotenv_stack_entered )); then
114 for prev_dir in ${_dotenv_stack_entered}; do
115 if ! [[ ${PWD}/ == ${prev_dir}/* ]]; then
116 local env_file_leave=$prev_dir/$DOTENV_FILE_LEAVE
117 if _dotenv_check_authorized_env_file $env_file_leave; then
118 _dotenv_source $env_file_leave leave $prev_dir
120 # Remove this entry from the stack.
121 _dotenv_stack_entered=(${_dotenv_stack_entered#$prev_dir})
126 if ! [[ -f $env_file ]] && [[ $DOTENV_LOOK_UPWARDS == 1 ]]; then
127 # Look for files in parent dirs, using an extended Zsh glob.
128 setopt localoptions extendedglob
130 m=((../)#${DOTENV_FILE_ENTER}(N))
132 env_file=${${m[1]}:A}
138 if ! _dotenv_check_authorized_env_file $env_file; then
142 # Load the env file only once: check if $env_file's parent
143 # is in $_dotenv_stack_entered.
144 local env_file_dir=${env_file:A:h}
145 if (( ${+_dotenv_stack_entered[(r)${env_file_dir}]} )); then
149 _dotenv_stack_entered+=(${env_file_dir})
151 _dotenv_source $env_file enter $PWD
154 autoload -U add-zsh-hook
155 add-zsh-hook chpwd _dotenv_chpwd_handler
157 # Look in current directory already.
158 _dotenv_chpwd_handler