[libreoffice] Add automation (#354)

src/common/dates.py

@@ -37,6 +37,7 @@ def parse_month_year_date(text: str, formats: list[str] = frozenset([
 def parse_datetime(text: str, formats: list[str] = frozenset([
     "%Y-%m-%d %H:%M:%S",         # 2023-05-01 08:32:34
     "%Y-%m-%dT%H:%M:%S",         # 2023-05-01T08:32:34
+    "%d-%b-%Y %H:%M",            # 01-May-2023 08:32
     "%Y-%m-%d %H:%M:%S %z",      # 2023-05-01 08:32:34 +0900
     "%Y-%m-%dT%H:%M:%S%z",       # 2023-05-01T08:32:34+0900
     "%Y-%m-%dT%H:%M:%S.%f%z",    # 2023-05-01T08:32:34.123456Z

src/libreoffice.py

@@ -0,0 +1,27 @@
+import re
+
+from bs4 import BeautifulSoup
+from common import dates, http, releasedata
+
+"""Fetches LibreOffice versions from https://downloadarchive.documentfoundation.org/libreoffice/old/"""
+
+VERSION_PATTERN = re.compile(r"^(?P<version>\d+(\.\d+)*)\/$")
+
+with releasedata.ProductData("libreoffice") as product_data:
+    response = http.fetch_url("https://downloadarchive.documentfoundation.org/libreoffice/old/")
+    soup = BeautifulSoup(response.text, features="html5lib")
+
+    for table in soup.find_all("table"):
+        for row in table.find_all("tr")[1:]:
+            cells = row.find_all("td")
+            if len(cells) < 4:
+                continue
+
+            version_str = cells[1].get_text().strip()
+            date_str = cells[2].get_text().strip()
+            version_match = VERSION_PATTERN.match(version_str)
+
+            if version_match:
+                version = version_match["version"]
+                date = dates.parse_datetime(date_str)
+                product_data.declare_version(version, date)