www-set-permissions

#!/usr/bin/env bash

__SOURCE__="${BASH_SOURCE[0]}"
while [[ -h "${__SOURCE__}" ]]; do
    __SOURCE__="$(find "${__SOURCE__}" -type l -ls | sed -n 's@^.* -> \(.*\)@\1@p')"
done
__DIR__="$(cd -P "$(dirname "${__SOURCE__}")" && pwd)"
__NAME__="${__SOURCE__##*/}"
__AUTHOR__='S0AndS0'
__DESCRIPTION__='Sets permissions for named repository site files under "~/www" directory'


## Provides: argument_parser <arg-array-reference> <acceptable-arg-reference>
source "${__DIR__}/shared_functions/modules/argument-parser/argument-parser.sh"

## Provides: '__license__ <description> <author>'
source "${__DIR__}/shared_functions/license"


usage(){
    _message="${1}"
    _repo_name="${_repo_name:-repository-name}"
    cat <<EOF
## Usage
# ssh ${USER}@host-or-ip ${__NAME__} ${_git_args[@]:-$_repo_name}
#
# ${__DESCRIPTION__}
#
# ${_repo_name}
#  Name of repository to run chown and chmod on files and directories
#  under ~/www/${_repo_name}
#
# -l --license
# Shows script or project license then exits
#
# -h    --help help
#  Displays this message and exits
EOF
    (("${#_message}")) && [[ "${_message}" != '0' ]] && {
        printf >&2 'Error - %s\n' "${_message}"
    }
}

_args=("${@:?# No arguments provided try: ${__NAME__} help}")
_valid_args=('--help|-h|help:bool'
             '--license|-l|license:bool'
             '--repo-name:posix-nil')
argument_parser '_args' '_valid_args'
_exit_status="$?"

if ((_help)) || ((_exit_status)); then
    usage "${_exit_status}"
    exit "$?"
elif ((_license)); then
    __license__ "${__DESCRIPTION__}" "${__AUTHOR__}"
    exit 0
fi

(("${#_repo_name}")) || {
    usage 'missing repository name argument!'
    exit "1"
}

_www="${HOME}/www"
_www_group="$(groups ${USER} | grep -oE 'www[-a-z]{0,29}')"
_srv_path="${_www}/${_repo_name}"

(("${#_www_group}")) || {
    printf '# No www group found for %s\n' "${USER}"
    exit 1
}
[[ -d "${_www}" ]] || {
    printf '# No www directory at %s\n' "${_www}"
    [[ -e "${HOME}/git-shell-commands/jekyll-build" ]] && {
        printf '# try: ssh %s@host-or-ip jekyll-build %s\n' "${USER}" "${_repo_name}"
    }
    exit 1
}

chown --recursive "${USER}":"${_www_group}" "${_srv_path}"
find "${_srv_path}" -type d -exec chmod 750 {} \;
find "${_srv_path}" -type f -exec chmod 640 {} \;

printf '# %s finished\n' "${__NAME__}"