FastAPI + Celery + Next.js + Postgres/Redis app with company monitoring, source collection, LLM-based change analysis, enrichment, and account security (Turnstile, escalating lockout, email verification).
88 lines
3.1 KiB
Python
88 lines
3.1 KiB
Python
"""User-supplied custom URL collector - fetches, extracts, and monitors a
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single public URL the user explicitly added."""
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from __future__ import annotations
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from datetime import UTC, datetime
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import httpx
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from app.collectors.base import (
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CollectedDocument,
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CollectionResult,
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CompanyContext,
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DiscoveredSource,
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SourceConfig,
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)
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from app.collectors.extraction import (
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canonicalize_url,
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compute_content_hash,
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extract_readable_text,
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extract_title,
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)
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from app.collectors.robots import is_allowed
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from app.core.config import get_settings
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from app.core.http import FetchError, SsrfBlockedError, fetch_with_retries
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from app.models.enums import SourceStatus, SourceType
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class CustomUrlCollector:
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source_type = SourceType.CUSTOM_URL
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async def discover(self, company: CompanyContext) -> list[DiscoveredSource]:
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return [] # Custom URLs are always user-supplied, never auto-discovered.
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async def collect(self, source: SourceConfig, company: CompanyContext) -> CollectionResult:
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if not source.base_url:
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return CollectionResult(status=SourceStatus.FAILED, error="No URL configured")
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settings = get_settings()
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try:
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if not await is_allowed(source.base_url, settings=settings):
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return CollectionResult(
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status=SourceStatus.BLOCKED_BY_POLICY,
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error="Disallowed by robots.txt",
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pages_attempted=1,
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)
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result = await fetch_with_retries(source.base_url, settings=settings)
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except SsrfBlockedError as exc:
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return CollectionResult(
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status=SourceStatus.BLOCKED_BY_POLICY, error=str(exc), pages_attempted=1
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)
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except (FetchError, httpx.HTTPError) as exc:
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return CollectionResult(status=SourceStatus.FAILED, error=str(exc), pages_attempted=1)
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if result.status_code in (401, 403):
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return CollectionResult(
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status=SourceStatus.AUTH_REQUIRED,
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error=f"HTTP {result.status_code}",
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pages_attempted=1,
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)
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if result.status_code >= 400:
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return CollectionResult(
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status=SourceStatus.FAILED, error=f"HTTP {result.status_code}", pages_attempted=1
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)
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text, method = extract_readable_text(result.text, source.base_url)
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if not text:
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return CollectionResult(
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status=SourceStatus.FAILED, error="No extractable content", pages_attempted=1
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)
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document = CollectedDocument(
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url=source.base_url,
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canonical_url=canonicalize_url(result.final_url),
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title=extract_title(result.text),
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author=None,
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publication_date=None,
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retrieved_date=datetime.now(UTC),
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content_text=text,
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content_hash=compute_content_hash(text),
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metadata={"http_status": result.status_code},
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extraction_method=method,
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http_status=result.status_code,
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trust_score=0.7,
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)
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return CollectionResult(status=SourceStatus.ACTIVE, documents=[document], pages_attempted=1)
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