TODOTXT_FINAL_FILTER

todo_ff.sh

#!/bin/bash

export COLOR_PRIORITY="$RED"
export COLOR_CONTEXT="$GREEN"
export COLOR_PROJECT="$CYAN"
export COLOR_ADD_ONS="$PURPLE"

# Force gawk to behave posixly. Comment out if you get an error about
# no such option -W.
AWK_OPTIONS=""
if [ "$TODOTXT_PLAIN" -eq "0" ]; then
    gawk $AWK_OPTIONS '
        function highlight(colorVar, color) {
            color = ENVIRON[colorVar]
            gsub(/\\+033/, "\033", color)
            return color
        }
        { color = "DEFAULT" }
        /\(A\)/ { color = "PRI_A" }
        /\(B\)/ { color = "PRI_B" }
        /\(C\)/ { color = "PRI_C" }
        /\([D-Z]\)/ { color = "PRI_X" }
        / x / { color = "COLOR_DONE" }
        {
            $0=gensub(/ ([A-Z]) /,              " " highlight("COLOR_PRIORITY") "\\1" highlight(color), "g", $0);
            $0=gensub(/ (@\w*)/,                " " highlight("COLOR_CONTEXT")  "\\1" highlight(color), "g", $0);
            $0=gensub(/ (\+[[:alnum:]_-/]*)/,   " " highlight("COLOR_PROJECT")  "\\1" highlight(color), "g", $0);
            $0=gensub(/ ([[:alnum:]_-/@#]+:[[:alnum:]_-/@#]+)/,
                                                " " highlight("COLOR_ADD_ONS")  "\\1" highlight(color), "g", $0);

            $0=gensub(/ REM.*MSG[ ]+/,          " " highlight(color),                                   "g", $0);
            print
        }
    '
else
    cat
fi