Copy passwords from a vim-encrypted file to the clipboard.

pass

#!/usr/bin/env bash
IFS=$'\t\n'
set -eu
set -o pipefail

PASS_FILE=${PASS_FILE:-~/notes/numbers.md}
PASS_CLIP_TIME=${PASS_CLIP_TIME:-30}

not_found=2
no_password=3


function put {
    case $(uname) in
        CYGWIN*) putclip;;
        Darwin*) pbcopy;;
        *) xsel;;
    esac
}

function get {
    case $(uname) in
        CYGWIN*) putclip;;
        Darwin*) pbpaste;;
        *) xsel;;
    esac
}

# remove pairs with capitalized keys or where the key is `pass`.
function scrub {
    sed -re 's/pass=[^,]*(,|$)//' -e 's/,$//' -e 's/(^|,)[A-Z][^=]*=[^,]*(,|$)//'
}

function clip {
    local line=$(vimdecrypt $PASS_FILE | fgrep -m 1 -i "name=$1")
    [[ -z "$line" ]] && exit $not_found
    echo $line | scrub
    if ! [[ $line =~ pass=([^,]*)(,|$) ]]; then
        exit $no_password
    fi
    local pass=${BASH_REMATCH[1]}
    echo $pass | put
    (
        sleep $PASS_CLIP_TIME
        [[ "$(get)" == "$pass" ]] && echo "" | put
    ) &
}

function list {
    vimdecrypt $PASS_FILE | fgrep -i "name=${1:-}" | scrub
}

cmd=${1:-}
case $cmd in
    l*) list ${2:-};;
    c*) clip ${2:?No pattern given};;
    *) echo "\
pass list [PATTERN]
pass clip PATTERN

PATTERN is a prefix of an entry name."
esac