"""B20 wiring — Legacy-URL-Discovery + Mail-Block."""
from __future__ import annotations
import html
import logging
import os
from compliance.services.legacy_url_discovery import discover_legacy_urls
from compliance.services.multi_version_dse import (
analyze_multiple_dse_versions, render_multi_version_block,
)
logger = logging.getLogger(__name__)
_DISABLED = os.environ.get("LEGACY_URL_DISABLED", "").lower() in (
"1", "true", "yes",
)
async def run_b20(state: dict) -> None:
if _DISABLED:
return
try:
result = await discover_legacy_urls(state)
except Exception as e:
logger.warning("legacy-url-discovery failed: %s", e)
return
candidates = result.get("candidates") or []
state["legacy_url_inventory"] = result
if candidates:
state["legacy_url_html"] = _render(result)
logger.info(
"B20 legacy-url: %d candidates of %d probed",
len(candidates), result.get("probed", 0),
)
# Plan C — Multi-Version-DSE-Analyse: falls Legacy-Discovery zusätz-
# liche DSE-URLs liefert UND ≥2 reachable sind, parallele Analyse +
# Vergleichsblock.
try:
mv_info = await analyze_multiple_dse_versions(state)
if mv_info.get("versions") and len(mv_info["versions"]) >= 2:
state["multi_version_dse_info"] = mv_info
state["multi_version_dse_html"] = render_multi_version_block(
mv_info,
)
logger.info(
"B20-C multi-version-dse: %d versions, date_div=%s dsb_div=%s",
len(mv_info["versions"]),
mv_info.get("date_divergent"),
mv_info.get("dsb_divergent"),
)
except Exception as e:
logger.warning("multi-version-dse analysis failed: %s", e)
def _render(result: dict) -> str:
candidates = result.get("candidates") or []
if not candidates:
return ""
rows = []
for c in candidates[:25]:
st = c["status"]
sev_color = (
"#dc2626" if "Legacy-Verdacht" in (c.get("recommendation") or "")
else "#f59e0b" if st in (404, 410) else "#64748b"
)
age = c.get("age_months")
age_disp = f"{age} Mo." if age is not None else "—"
rec = c.get("recommendation") or "—"
rows.append(
f""
f"| "
f"{html.escape(c['url'][:120])}"
f" | "
f""
f"{st or '?'} | "
f""
f"{age_disp} | "
f""
f"{'✓' if c.get('in_footer') else '—'} | "
f""
f"{html.escape(rec)} | "
f"
"
)
rest = ""
if len(candidates) > 25:
rest = (
f""
f"… und {len(candidates)-25} weitere — vollständig in "
f"legacy-urls.csv im ZIP-Anhang.
"
)
return (
""
"
"
f"🗂️ Legacy-URL-Inventar ({len(candidates)} Kandidaten von "
f"{result.get('probed', '?')} geprüft)"
"
"
"
"
"Quellen: /sitemap.xml + Wayback-Machine + Slug-Permutations. "
"Wir entscheiden nicht ob eine URL Legacy ist — "
"wir präsentieren das Inventar mit Status und Empfehlung. Der "
"Kunde entscheidet."
"
"
"
"
""
"| URL | "
"HTTP | "
"Wayback-Alter | "
"Footer | "
"Empfehlung | "
"
" + "".join(rows) + "
"
+ rest +
"