mirror of
https://github.com/ihabunek/toot
synced 2024-12-25 08:30:49 +01:00
323 lines
9.1 KiB
Python
323 lines
9.1 KiB
Python
# -*- coding: utf-8 -*-
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import os
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import re
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import sys
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import textwrap
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from textwrap import wrap
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from toot.tui.utils import parse_datetime
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from wcwidth import wcswidth
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from toot.utils import get_text, parse_html
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from toot.wcstring import wc_wrap
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STYLES = {
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'reset': '\033[0m',
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'bold': '\033[1m',
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'dim': '\033[2m',
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'italic': '\033[3m',
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'underline': '\033[4m',
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'red': '\033[91m',
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'green': '\033[92m',
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'yellow': '\033[93m',
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'blue': '\033[94m',
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'magenta': '\033[95m',
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'cyan': '\033[96m',
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}
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STYLE_TAG_PATTERN = re.compile(r"""
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(?<!\\) # not preceeded by a backslash - allows escaping
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< # literal
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(/)? # optional closing - first group
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(.*?) # style names - ungreedy - second group
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> # literal
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""", re.X)
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def colorize(message):
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"""
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Replaces style tags in `message` with ANSI escape codes.
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Markup is inspired by HTML, but you can use multiple words pre tag, e.g.:
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<red bold>alert!</red bold> a thing happened
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Empty closing tag will reset all styes:
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<red bold>alert!</> a thing happened
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Styles can be nested:
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<red>red <underline>red and underline</underline> red</red>
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"""
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def _codes(styles):
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for style in styles:
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yield STYLES.get(style, "")
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def _generator(message):
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# A list is used instead of a set because we want to keep style order
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# This allows nesting colors, e.g. "<blue>foo<red>bar</red>baz</blue>"
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position = 0
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active_styles = []
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for match in re.finditer(STYLE_TAG_PATTERN, message):
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is_closing = bool(match.group(1))
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styles = match.group(2).strip().split()
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start, end = match.span()
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# Replace backslash for escaped <
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yield message[position:start].replace("\\<", "<")
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if is_closing:
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yield STYLES["reset"]
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# Empty closing tag resets all styles
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if styles == []:
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active_styles = []
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else:
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active_styles = [s for s in active_styles if s not in styles]
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yield from _codes(active_styles)
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else:
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active_styles = active_styles + styles
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yield from _codes(styles)
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position = end
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if position == 0:
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# Nothing matched, yield the original string
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yield message
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else:
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# Yield the remaining fragment
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yield message[position:]
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# Reset styles at the end to prevent leaking
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yield STYLES["reset"]
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return "".join(_generator(message))
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def strip_tags(message):
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return re.sub(STYLE_TAG_PATTERN, "", message)
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def use_ansi_color():
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"""Returns True if ANSI color codes should be used."""
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# Windows doesn't support color unless ansicon is installed
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# See: http://adoxa.altervista.org/ansicon/
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if sys.platform == 'win32' and 'ANSICON' not in os.environ:
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return False
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# Don't show color if stdout is not a tty, e.g. if output is piped on
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if not sys.stdout.isatty():
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return False
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# Don't show color if explicitly specified in options
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if "--no-color" in sys.argv:
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return False
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return True
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USE_ANSI_COLOR = use_ansi_color()
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QUIET = "--quiet" in sys.argv
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def print_out(*args, **kwargs):
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if not QUIET:
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args = [colorize(a) if USE_ANSI_COLOR else strip_tags(a) for a in args]
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print(*args, **kwargs)
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def print_err(*args, **kwargs):
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args = [f"<red>{a}</red>" for a in args]
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args = [colorize(a) if USE_ANSI_COLOR else strip_tags(a) for a in args]
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print(*args, file=sys.stderr, **kwargs)
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def print_instance(instance):
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print_out(f"<green>{instance['title']}</green>")
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print_out(f"<blue>{instance['uri']}</blue>")
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print_out(f"running Mastodon {instance['version']}")
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print_out()
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description = instance.get("description")
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if description:
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for paragraph in re.split(r"[\r\n]+", description.strip()):
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paragraph = get_text(paragraph)
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print_out(textwrap.fill(paragraph, width=80))
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print_out()
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rules = instance.get("rules")
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if rules:
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print_out("Rules:")
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for ordinal, rule in enumerate(rules):
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ordinal = f"{ordinal + 1}."
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lines = textwrap.wrap(rule["text"], 80 - len(ordinal))
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first = True
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for line in lines:
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if first:
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print_out(f"{ordinal} {line}")
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first = False
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else:
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print_out(f"{' ' * len(ordinal)} {line}")
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def print_account(account):
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print_out(f"<green>@{account['acct']}</green> {account['display_name']}")
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note = get_text(account['note'])
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if note:
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print_out("")
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print_out("\n".join(wrap(note)))
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print_out("")
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print_out(f"ID: <green>{account['id']}</green>")
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print_out(f"Since: <green>{account['created_at'][:10]}</green>")
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print_out("")
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print_out(f"Followers: <yellow>{account['followers_count']}</yellow>")
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print_out(f"Following: <yellow>{account['following_count']}</yellow>")
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print_out(f"Statuses: <yellow>{account['statuses_count']}</yellow>")
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print_out("")
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print_out(account["url"])
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HASHTAG_PATTERN = re.compile(r'(?<!\w)(#\w+)\b')
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def highlight_hashtags(line):
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return re.sub(HASHTAG_PATTERN, '<cyan>\\1</cyan>', line)
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def print_acct_list(accounts):
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for account in accounts:
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print_out(f"* <green>@{account['acct']}</green> {account['display_name']}")
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def print_search_results(results):
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accounts = results['accounts']
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hashtags = results['hashtags']
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if accounts:
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print_out("\nAccounts:")
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print_acct_list(accounts)
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if hashtags:
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print_out("\nHashtags:")
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print_out(", ".join([f"<green>#{t['name']}</green>" for t in hashtags]))
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if not accounts and not hashtags:
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print_out("<yellow>Nothing found</yellow>")
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def print_status(status, width):
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reblog = status['reblog']
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content = reblog['content'] if reblog else status['content']
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media_attachments = reblog['media_attachments'] if reblog else status['media_attachments']
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in_reply_to = status['in_reply_to_id']
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poll = reblog.get('poll') if reblog else status.get('poll')
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time = parse_datetime(status['created_at'])
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time = time.strftime('%Y-%m-%d %H:%M %Z')
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username = "@" + status['account']['acct']
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spacing = width - wcswidth(username) - wcswidth(time) - 2
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display_name = status['account']['display_name']
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if display_name:
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spacing -= wcswidth(display_name) + 1
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print_out(
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f"<green>{display_name}</green>" if display_name else "",
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f"<blue>{username}</blue>",
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" " * spacing,
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f"<yellow>{time}</yellow>",
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)
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for paragraph in parse_html(content):
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print_out("")
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for line in paragraph:
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for subline in wc_wrap(line, width):
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print_out(highlight_hashtags(subline))
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if media_attachments:
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print_out("\nMedia:")
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for attachment in media_attachments:
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url = attachment["url"]
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for line in wc_wrap(url, width):
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print_out(line)
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if poll:
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print_poll(poll)
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print_out()
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print_out(
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f"ID <yellow>{status['id']}</yellow> ",
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f"↲ In reply to <yellow>{in_reply_to}</yellow> " if in_reply_to else "",
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f"↻ Reblogged <blue>@{reblog['account']['acct']}</blue> " if reblog else "",
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)
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def print_poll(poll):
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print_out()
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for idx, option in enumerate(poll["options"]):
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perc = (round(100 * option["votes_count"] / poll["votes_count"])
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if poll["votes_count"] else 0)
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if poll["voted"] and poll["own_votes"] and idx in poll["own_votes"]:
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voted_for = " <yellow>✓</yellow>"
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else:
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voted_for = ""
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print_out(f'{option["title"]} - {perc}% {voted_for}')
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poll_footer = f'Poll · {poll["votes_count"]} votes'
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if poll["expired"]:
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poll_footer += " · Closed"
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if poll["expires_at"]:
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expires_at = parse_datetime(poll["expires_at"]).strftime("%Y-%m-%d %H:%M")
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poll_footer += f" · Closes on {expires_at}"
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print_out()
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print_out(poll_footer)
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def print_timeline(items, width=100):
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print_out("─" * width)
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for item in items:
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print_status(item, width)
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print_out("─" * width)
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notification_msgs = {
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"follow": "{account} now follows you",
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"mention": "{account} mentioned you in",
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"reblog": "{account} reblogged your status",
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"favourite": "{account} favourited your status",
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}
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def print_notification(notification, width=100):
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account = "{display_name} @{acct}".format(**notification["account"])
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msg = notification_msgs.get(notification["type"])
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if msg is None:
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return
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print_out("─" * width)
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print_out(msg.format(account=account))
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status = notification.get("status")
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if status is not None:
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print_status(status, width)
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def print_notifications(notifications, width=100):
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for notification in notifications:
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print_notification(notification)
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print_out("─" * width)
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