97 lines
2.9 KiB
Python
97 lines
2.9 KiB
Python
from datetime import datetime, timedelta
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from contextlib import contextmanager
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import curses
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def clean(unicode_string):
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"""
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Convert unicode string into ascii-safe characters.
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"""
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return unicode_string.encode('ascii', 'replace').replace('\\', '')
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def strip_subreddit_url(permalink):
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"""
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Grab the subreddit from the permalink because submission.subreddit.url
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makes a seperate call to the API.
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"""
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subreddit = clean(permalink).split('/')[4]
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return '/r/{}'.format(subreddit)
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def humanize_timestamp(utc_timestamp, verbose=False):
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"""
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Convert a utc timestamp into a human readable relative-time.
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"""
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timedelta = datetime.utcnow() - datetime.utcfromtimestamp(utc_timestamp)
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seconds = int(timedelta.total_seconds())
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if seconds < 60:
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return 'moments ago' if verbose else '0min'
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minutes = seconds / 60
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if minutes < 60:
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return ('%d minutes ago' % minutes) if verbose else ('%dmin' % minutes)
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hours = minutes / 60
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if hours < 24:
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return ('%d hours ago' % hours) if verbose else ('%dhr' % hours)
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days = hours / 24
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if days < 30:
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return ('%d days ago' % days) if verbose else ('%dday' % days)
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months = days / 30.4
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if months < 12:
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return ('%d months ago' % months) if verbose else ('%dmonth' % months)
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years = months / 12
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return ('%d years ago' % years) if verbose else ('%dyr' % years)
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@contextmanager
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def curses_session():
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try:
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# Initialize curses
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stdscr = curses.initscr()
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# Turn off echoing of keys, and enter cbreak mode,
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# where no buffering is performed on keyboard input
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curses.noecho()
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curses.cbreak()
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# In keypad mode, escape sequences for special keys
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# (like the cursor keys) will be interpreted and
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# a special value like curses.KEY_LEFT will be returned
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stdscr.keypad(1)
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# Start color, too. Harmless if the terminal doesn't have
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# color; user can test with has_color() later on. The try/catch
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# works around a minor bit of over-conscientiousness in the curses
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# module -- the error return from C start_color() is ignorable.
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try:
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curses.start_color()
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# Assign the terminal's default (background) color to code -1
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curses.use_default_colors()
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except:
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pass
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# Hide blinking cursor
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curses.curs_set(0)
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# Initialize color pairs - colored text on the default background
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curses.init_pair(1, curses.COLOR_RED, -1)
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curses.init_pair(2, curses.COLOR_GREEN, -1)
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curses.init_pair(3, curses.COLOR_YELLOW, -1)
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curses.init_pair(4, curses.COLOR_BLUE, -1)
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curses.init_pair(5, curses.COLOR_MAGENTA, -1)
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curses.init_pair(6, curses.COLOR_CYAN, -1)
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yield stdscr
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finally:
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if stdscr is not None:
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stdscr.keypad(0)
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curses.echo()
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curses.nocbreak()
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curses.endwin() |