140 lines
4.4 KiB
Python
140 lines
4.4 KiB
Python
import hashlib
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from datetime import datetime
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from typing import Any, Dict, List
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from urllib.parse import urljoin
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from bs4 import BeautifulSoup
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def parse_gxgp_api_response(
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response_data: Dict[str, Any],
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source_code: str,
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source_name: str,
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crawled_at: datetime,
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category_id: int,
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) -> List[Dict[str, Any]]:
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if not response_data.get("success"):
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return []
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data = response_data.get("result", {}).get("data", {})
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records = data.get("data", [])
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if not records:
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return []
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results = []
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for record in records:
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title = str(record.get("title", "")).strip()
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if not title:
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continue
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timestamp = record.get("publishDate")
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if not timestamp:
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continue
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try:
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publish_date = datetime.fromtimestamp(int(timestamp) / 1000)
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except (ValueError, TypeError):
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continue
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purchase_name = str(record.get("purchaseName", "")).strip()
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article_id = record.get("articleId")
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if not article_id:
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continue
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content_url = (
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f"https://zfcg.gxzf.gov.cn/site/detail?"
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f"parentId={category_id}&articleId={article_id}"
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)
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announce = {
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"title": title,
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"publish_date": publish_date,
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"purchase_name": purchase_name,
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"content_url": content_url,
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"source_code": source_code,
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"source_name": source_name,
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"announcement_type": "purchase",
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"crawl_mode": "auto",
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"is_new": True,
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"is_today": publish_date.date() == datetime.now().date(),
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}
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announce["content_hash"] = _generate_hash(announce)
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results.append(announce)
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return results
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def extract_pagination(response_data: Dict[str, Any]) -> Dict[str, Any]:
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data = response_data.get("result", {}).get("data", {})
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return {
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"total": data.get("total", 0),
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"page_no": data.get("pageNo", 1),
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"page_size": data.get("pageSize", 100),
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"pages": data.get("pages", 0),
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"empty": data.get("empty", True),
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"has_next": data.get("hasNext", False),
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"has_previous": data.get("hasPrevious", False),
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}
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def parse_dahuagov_html(html: str, crawled_at: datetime) -> List[Dict[str, Any]]:
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soup = BeautifulSoup(html, "html.parser")
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lists = soup.find_all("ul", class_="more-list")
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if not lists:
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return []
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results = []
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base_url = "http://www.gxdh.gov.cn"
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base_path = "/xxgk/zdlyxxgk/ggzypzly/zfcgly/cggg/"
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for ul in lists:
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for li in ul.find_all("li"):
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date_span = li.find("span")
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if not date_span:
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continue
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date_text = date_span.get_text(strip=True)
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try:
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publish_date = datetime.strptime(date_text, "%Y-%m-%d")
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except ValueError:
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continue
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link_tag = li.find("a")
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if not link_tag:
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continue
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title = link_tag.get("title", "") or link_tag.get_text(strip=True)
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href = link_tag.get("href", "")
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if not title or not href:
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continue
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if href.startswith("./") or href.startswith("../"):
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content_url = urljoin(base_url + base_path, href)
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elif href.startswith("/"):
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content_url = base_url + href
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elif href.startswith("http"):
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content_url = href
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else:
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content_url = urljoin(base_url + base_path, href)
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announce = {
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"title": title,
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"publish_date": publish_date,
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"purchase_name": "大化瑶族自治县",
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"content_url": content_url,
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"source_code": "dahuagov",
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"source_name": "大化县政府网采购公告",
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"announcement_type": "purchase",
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"crawl_mode": "auto",
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"is_new": True,
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"is_today": publish_date.date() == datetime.now().date(),
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}
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announce["content_hash"] = _generate_hash(announce)
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results.append(announce)
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return results
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def _generate_hash(ann: Dict[str, Any]) -> str:
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content = (
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f"{ann['title']}|{ann['publish_date'].strftime('%Y-%m-%d')}"
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f"|{ann['purchase_name']}|{ann['content_url']}|{ann['source_code']}"
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)
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return hashlib.sha256(content.encode("utf-8")).hexdigest()
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