From 066bd916bf0c0344c978d2ea46cf9e9960841a61 Mon Sep 17 00:00:00 2001
From: Alexandre Flament <alex@al-f.net>
Date: Sun, 28 May 2017 15:46:45 +0200
Subject: [mod] fetch firefox versions in a standalone script

---
 utils/fetch_firefox_version.py | 69 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100755 utils/fetch_firefox_version.py

(limited to 'utils')

diff --git a/utils/fetch_firefox_version.py b/utils/fetch_firefox_version.py
new file mode 100755
index 000000000..21d6e82ff
--- /dev/null
+++ b/utils/fetch_firefox_version.py
@@ -0,0 +1,69 @@
+#!/usr/bin/env python
+
+# set path
+from sys import path
+from os.path import realpath, dirname
+path.append(realpath(dirname(realpath(__file__)) + '/../'))
+
+#
+import json
+import requests
+import re
+from distutils.version import LooseVersion, StrictVersion
+from lxml import html
+from searx.url_utils import urlparse, urljoin
+
+URL = 'https://ftp.mozilla.org/pub/firefox/releases/'
+RELEASE_PATH = '/pub/firefox/releases/'
+
+NORMAL_REGEX = re.compile('^[0-9]+\.[0-9](\.[0-9])?(esr)?$')
+# BETA_REGEX = re.compile('.*[0-9]b([0-9\-a-z]+)$')
+# ESR_REGEX = re.compile('^[0-9]+\.[0-9](\.[0-9])?esr$')
+
+# 
+useragent = {
+    "versions": (),
+    "os": ('Windows NT 10; WOW64',
+           'X11; Linux x86_64'),
+    "ua": "Mozilla/5.0 ({os}; rv:{version}) Gecko/20100101 Firefox/{version}"
+}
+
+
+def fetch_firefox_versions():
+    resp = requests.get(URL, timeout=2.0)
+    if resp.status_code != 200:
+        raise Exception("Error fetching firefox versions, HTTP code " + resp.status_code)
+    else:
+        dom = html.fromstring(resp.text)
+        versions = []
+
+        for link in dom.xpath('//a/@href'):
+            url = urlparse(urljoin(URL, link))
+            path = url.path
+            if path.startswith(RELEASE_PATH):
+                version = path[len(RELEASE_PATH):-1]
+                if NORMAL_REGEX.match(version):
+                    versions.append(LooseVersion(version))
+
+        list.sort(versions, reverse=True)
+        return versions
+
+
+def fetch_firefox_last_versions():
+    versions = fetch_firefox_versions()
+
+    result = []
+    major_last = versions[0].version[0]
+    major_list = (major_last, major_last - 1)
+    for version in versions:
+        major_current = version.version[0]
+        if major_current in major_list and 'esr' not in version.version:
+            result.append(version.vstring)
+
+    return result
+
+
+useragent["versions"] = fetch_firefox_last_versions()
+f = open("../searx/data/useragents.json", "wb")
+json.dump(useragent, f, sort_keys=True, indent=4, ensure_ascii=False, encoding="utf-8")
+f.close()
-- 
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