z230

25 stahni raw.py

@@ -0,0 +1,74 @@
+import os
+import re
+import nntplib
+from dotenv import load_dotenv
+from db import get_conn
+
+# ================= CONFIG =================
+GROUP = "alt.binaries.e-book.magazines"
+SUBJECT_KEY = "PC Pro 2011-07.pdf"
+RAW_DIR = r"downloads/raw"
+# ==========================================
+
+load_dotenv()
+EWEKA_USER = os.getenv("EWEKA_USER")
+EWEKA_PASS = os.getenv("EWEKA_PASS")
+
+os.makedirs(RAW_DIR, exist_ok=True)
+
+# --- DB: najdi články ---
+conn = get_conn()
+cur = conn.cursor()
+
+cur.execute("""
+    SELECT article_number, metadata->>'subject'
+    FROM articles
+    WHERE newsgroup = %s
+      AND metadata->>'subject' LIKE %s
+    ORDER BY article_number
+""", (GROUP, f"%{SUBJECT_KEY}%"))
+
+rows = cur.fetchall()
+
+# --- parse part number from subject ---
+part_re = re.compile(r"\((\d+)\s*/\s*\d+\)")
+parts = []
+
+for art_num, subject in rows:
+    m = part_re.search(subject or "")
+    if not m:
+        raise RuntimeError(f"Cannot parse part number from subject: {subject}")
+    part_no = int(m.group(1))
+    parts.append((part_no, art_num))
+
+parts.sort(key=lambda x: x[0])
+
+print(f"📦 Parts to download: {len(parts)}")
+
+# --- NNTP download ---
+with nntplib.NNTP_SSL(
+    "news.eweka.nl",
+    563,
+    EWEKA_USER,
+    EWEKA_PASS,
+    readermode=True
+) as nntp:
+
+    nntp.group(GROUP)
+
+    for part_no, art_num in parts:
+        out_path = os.path.join(RAW_DIR, f"part_{part_no:03d}.raw")
+
+        if os.path.exists(out_path):
+            continue
+
+        print(f"⬇️  Downloading RAW part {part_no} (article {art_num})")
+
+        _, info = nntp.body(art_num)
+
+        with open(out_path, "wb") as f:
+            for line in info.lines:
+                f.write(line)
+                f.write(b"\n")
+
+print("🎉 DONE – RAW NNTP data stored")