highlight.py

#!/usr/bin/env python

from datetime import date, timedelta
from os import listdir, stat
from os.path import isfile, join

def colour(t):
    c = '\033[94m'
    return c + t + '\033[0m'

def days_ago(date):
    delta = date - date.today()
    delta = abs(delta.days)
    if delta == 0:
        return "Today"

    return "{} day{} ago".format(delta, "s" if delta > 1 else "")

def check_highlights(date, f):
    prompt = "Highlight:"
    for line in f:
        if line[:len(prompt)] != prompt:
            continue

        print "{}: {}".format(colour(days_ago(date)), line[10:].strip())
    
    f.close()

entry_directory = "entries"

# List of date-filepath tuples sorted by most recent date first.
entries = map(lambda f: join(entry_directory, f), listdir(entry_directory))
entries = map(lambda f: (date.fromtimestamp(stat(f).st_mtime), f), entries)
entries = sorted(entries, reverse=True)

start = date.today() - timedelta(days=7)

for entry in entries:
    f = entry[1]
    if not isfile(f):
        continue

    if f[-4:] != ".txt":
        continue

    if entry[0] > start:
        check_highlights(entry[0], open(f, 'r'))