218 lines
7.4 KiB
Python
218 lines
7.4 KiB
Python
from __future__ import annotations
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import time
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from datetime import datetime
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from typing import Optional
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import bleach
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from markupsafe import Markup
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def safe_html(texto: Optional[str]) -> str:
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if not texto:
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return ""
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# Sanitize content to prevent layout breakage (e.g. unclosed divs)
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allowed_tags = [
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'b', 'i', 'strong', 'em', 'p', 'br', 'span', 'a', 'img',
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'h1', 'h2', 'h3', 'h4', 'ul', 'ol', 'li', 'blockquote'
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]
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allowed_attrs = {
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'a': ['href', 'target', 'rel', 'title'],
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'img': ['src', 'alt', 'title', 'width', 'height', 'style']
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}
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cleaned = bleach.clean(texto, tags=allowed_tags, attributes=allowed_attrs, strip=True)
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return Markup(cleaned)
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def normalize_url_py(u: Optional[str]) -> Optional[str]:
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if not u:
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return None
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u = u.strip()
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if not u:
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return None
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if "://" not in u:
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u = "http://" + u
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u = u.split("#", 1)[0]
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try:
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from urllib.parse import (
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urlsplit,
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urlunsplit,
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parse_qsl,
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urlencode,
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)
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except ImportError:
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return u
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try:
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parts = urlsplit(u)
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except Exception:
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return u
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scheme = parts.scheme.lower()
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netloc = parts.netloc.lower()
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if "@" in netloc:
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auth, host = netloc.rsplit("@", 1)
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else:
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auth, host = None, netloc
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if ":" in host:
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hostname, port = host.split(":", 1)
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else:
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hostname, port = host, None
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hostname = hostname.strip()
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if port:
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port = port.strip()
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if (scheme == "http" and port == "80") or (scheme == "https" and port == "443"):
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port = None
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if port:
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host = f"{hostname}:{port}"
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else:
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host = hostname
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if auth:
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host = f"{auth}@{host}"
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query_list = parse_qsl(parts.query, keep_blank_values=True)
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query_filtered = [
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(k, v)
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for (k, v) in query_list
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if not (k.startswith("utm_") or k in ("gclid", "fbclid"))
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]
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query = urlencode(query_filtered)
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path = parts.path
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while "//" in path:
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path = path.replace("//", "/")
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cleaned = urlunsplit((scheme, host, path, query, ""))
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return cleaned
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def parse_rss_datetime(s: Optional[str]) -> Optional[datetime]:
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if not s:
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return None
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s = s.strip()
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if not s:
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return None
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formats = [
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"%a, %d %b %Y %H:%M:%S %z",
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"%Y-%m-%dT%H:%M:%S%z",
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"%Y-%m-%dT%H:%M:%S.%f%z",
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"%a, %d %b %Y %H:%M:%S GMT",
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"%Y-%m-%d %H:%M:%S",
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]
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for fmt in formats:
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try:
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return datetime.strptime(s, fmt)
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except Exception:
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pass
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try:
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from email.utils import parsedate_to_datetime
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dt = parsedate_to_datetime(s)
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return dt
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except Exception:
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return None
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def unix_time() -> int:
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return int(time.time())
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def format_date(value, format="%Y-%m-%d %H:%M"):
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if value is None:
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return ""
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if not isinstance(value, datetime):
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return str(value)
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return value.strftime(format)
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# Country name (Spanish) to ISO 3166-1 alpha-2 code mapping
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COUNTRY_ISO = {
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"afganistán": "AF", "albania": "AL", "alemania": "DE", "andorra": "AD",
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"angola": "AO", "antigua y barbuda": "AG", "arabia saudita": "SA",
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"argelia": "DZ", "argentina": "AR", "armenia": "AM", "australia": "AU",
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"austria": "AT", "azerbaiyán": "AZ", "bahamas": "BS", "bangladés": "BD",
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"barbados": "BB", "baréin": "BH", "bélgica": "BE", "belice": "BZ",
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"benín": "BJ", "bielorrusia": "BY", "birmania": "MM", "bolivia": "BO",
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"bosnia y herzegovina": "BA", "botsuana": "BW", "brasil": "BR",
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"brunéi": "BN", "bulgaria": "BG", "burkina faso": "BF", "burundi": "BI",
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"bután": "BT", "cabo verde": "CV", "camboya": "KH", "camerún": "CM",
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"canadá": "CA", "catar": "QA", "chad": "TD", "chile": "CL", "china": "CN",
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"chipre": "CY", "colombia": "CO", "comoras": "KM", "corea del norte": "KP",
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"corea del sur": "KR", "costa de marfil": "CI", "costa rica": "CR",
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"croacia": "HR", "cuba": "CU", "dinamarca": "DK", "dominica": "DM",
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"ecuador": "EC", "egipto": "EG", "el salvador": "SV",
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"emiratos árabes unidos": "AE", "eritrea": "ER", "eslovaquia": "SK",
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"eslovenia": "SI", "españa": "ES", "estados unidos": "US", "estonia": "EE",
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"esuatini": "SZ", "etiopía": "ET", "filipinas": "PH", "finlandia": "FI",
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"fiyi": "FJ", "francia": "FR", "gabón": "GA", "gambia": "GM",
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"georgia": "GE", "ghana": "GH", "granada": "GD", "grecia": "GR",
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"guatemala": "GT", "guinea": "GN", "guinea-bisáu": "GW",
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"guinea ecuatorial": "GQ", "guyana": "GY", "haití": "HT", "honduras": "HN",
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"hungría": "HU", "india": "IN", "indonesia": "ID", "irak": "IQ",
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"irán": "IR", "irlanda": "IE", "islandia": "IS", "islas marshall": "MH",
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"islas salomón": "SB", "israel": "IL", "italia": "IT", "jamaica": "JM",
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"japón": "JP", "jordania": "JO", "kazajistán": "KZ", "kenia": "KE",
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"kirguistán": "KG", "kiribati": "KI", "kuwait": "KW", "laos": "LA",
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"lesoto": "LS", "letonia": "LV", "líbano": "LB", "liberia": "LR",
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"libia": "LY", "liechtenstein": "LI", "lituania": "LT", "luxemburgo": "LU",
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"macedonia del norte": "MK", "madagascar": "MG", "malasia": "MY",
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"malaui": "MW", "maldivas": "MV", "malí": "ML", "malta": "MT",
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"marruecos": "MA", "mauricio": "MU", "mauritania": "MR", "méxico": "MX",
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"micronesia": "FM", "moldavia": "MD", "mónaco": "MC", "mongolia": "MN",
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"montenegro": "ME", "mozambique": "MZ", "namibia": "NA", "nauru": "NR",
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"nepal": "NP", "nicaragua": "NI", "níger": "NE", "nigeria": "NG",
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"noruega": "NO", "nueva zelanda": "NZ", "omán": "OM", "países bajos": "NL",
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"pakistán": "PK", "palaos": "PW", "palestina": "PS", "panamá": "PA",
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"papúa nueva guinea": "PG", "paraguay": "PY", "perú": "PE", "polonia": "PL",
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"portugal": "PT", "reino unido": "GB", "república centroafricana": "CF",
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"república checa": "CZ", "república del congo": "CG",
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"república democrática del congo": "CD", "república dominicana": "DO",
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"ruanda": "RW", "rumanía": "RO", "rusia": "RU", "samoa": "WS",
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"san cristóbal y nieves": "KN", "san marino": "SM",
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"san vicente y las granadinas": "VC", "santa lucía": "LC",
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"santo tomé y príncipe": "ST", "senegal": "SN", "serbia": "RS",
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"seychelles": "SC", "sierra leona": "SL", "singapur": "SG", "siria": "SY",
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"somalia": "SO", "sri lanka": "LK", "sudáfrica": "ZA", "sudán": "SD",
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"sudán del sur": "SS", "suecia": "SE", "suiza": "CH", "surinam": "SR",
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"tailandia": "TH", "tanzania": "TZ", "tayikistán": "TJ",
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"timor oriental": "TL", "togo": "TG", "tonga": "TO",
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"trinidad y tobago": "TT", "túnez": "TN", "turkmenistán": "TM",
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"turquía": "TR", "tuvalu": "TV", "ucrania": "UA", "uganda": "UG",
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"uruguay": "UY", "uzbekistán": "UZ", "vanuatu": "VU", "vaticano": "VA",
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"venezuela": "VE", "vietnam": "VN", "yemen": "YE", "yibuti": "DJ",
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"zambia": "ZM", "zimbabue": "ZW",
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}
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def country_flag(country_name: Optional[str]) -> str:
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"""Convert country name to flag emoji using regional indicator symbols."""
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if not country_name:
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return ""
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name = country_name.strip().lower()
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iso_code = COUNTRY_ISO.get(name)
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if not iso_code:
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return ""
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# Convert ISO code to flag emoji using regional indicator symbols
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# A=🇦 is U+1F1E6, B=🇧 is U+1F1E7, etc.
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return "".join(chr(0x1F1E6 + ord(c) - ord('A')) for c in iso_code.upper())
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