From 7772d34fb24578662dd23e3b82b7d1faac2d2dc5 Mon Sep 17 00:00:00 2001
From: Guido Günther <agx@sigxcpu.org>
Date: Tue, 25 Oct 2022 10:37:01 +0200
Subject: Update to python3

While at that split out handle_pkg. This makes things easy
to test locally via

> import cl2vcs
> cl2vcs.handle_pkg('multipath-tools', title='bla')
---
 index.cgi | 133 ++------------------------------------------------------------
 1 file changed, 4 insertions(+), 129 deletions(-)

(limited to 'index.cgi')

diff --git a/index.cgi b/index.cgi
index 5af08fd..3ab09c4 100755
--- a/index.cgi
+++ b/index.cgi
@@ -1,7 +1,7 @@
-#!/usr/bin/python -u
+#!/usr/bin/python3 -u
 # vim: set fileencoding=utf-8 :
 #
-# (C) 2008,2015 Guido Guenther <agx@sigxcpu.org>
+# (C) 2008,2015,2022 Guido Guenther <agx@sigxcpu.org>
 #    This program is free software; you can redistribute it and/or modify
 #    it under the terms of the GNU General Public License as published by
 #    the Free Software Foundation; either version 2 of the License, or
@@ -18,134 +18,9 @@
 #
 """Link Debian changelog entries to the VCS"""
 
-import cgi
-import os
-import re
 import sys
-import urlgrabber
-from lxml import etree
-from genshi.template import TemplateLoader
-import vcsbrowsers
-from htmlchangelog import HTMLChangelog
-
-VERSION="0.0.4"
-XMLNS='http://www.w3.org/1999/xhtml'
-PTS='http://packages.qa.debian.org'
-PKGNAMERE="[a-zA-Z0-9.+\-]+$"
-
-
-def fetch_changelog(cl_url):
-    changelog = urlgrabber.urlread(cl_url, timeout=5.0).decode('utf-8')
-    return changelog
-
-
-def fetch_pts_page(package):
-    pts = None
-    try:
-        url = "%s/%s" % (PTS, package)
-        pts = urlgrabber.urlopen(url, timeout=5.0)
-    except urlgrabber.grabber.URLGrabError as (code, msg):
-        if code == 14:
-            raise Exception, "Can't find package '%s' on '%s'" % (package, PTS)
-        else:
-            raise
-    return pts
-
-
-def parse_pts_xhtml(pts):
-    cl_url = None
-    vcs_url = None
-    vcs = None
-
-    tree = etree.parse(pts)
-    searcher = etree.ETXPath('/{%s}html/{%s}body//{%s}a[@href]' % (XMLNS, XMLNS, XMLNS))
-    result = searcher(tree)
-
-    for r in result:
-        if not r.text:
-            continue
-        if r.text.lower() == "changelog":
-            cl_url = r.attrib['href']
-        elif r.text.lower() == "browse":
-            vcs_url = r.attrib['href']
-            parent = r.getparent()
-            vcs = parent.getchildren()[0].text.lower()
-    return cl_url, vcs_url, vcs
-
-
-def get_vcsbrowser(vcs, vcs_url):
-    if vcs == "git":
-        return vcsbrowsers.guess_git_repo(vcs_url)
-    elif vcs == "Mercurial":
-        return vcsbrowsers.HgBrowser(vcs_url)
-
-
-def render_search_page(title, pkg=None, err=None):
-    loader = TemplateLoader('templates')
-    tmpl = loader.load('index.html', encoding='utf-8')
-    t = tmpl.generate(title=title, pkg=pkg, err=err)
-    print t.render('xhtml', doctype='xhtml-strict').encode('utf-8')
-
-
-
-def render_changelog_page(cl):
-    print cl
-
-
-def main(argv):
-    title = "cl2vcs %s" % VERSION
-    err = ""
-
-    print "Content-Type: text/html; charset=utf-8"
-    print
-
-    try:
-        form = cgi.FieldStorage()
-
-        if form.has_key('pkg'):
-            pkg = form.getfirst('pkg').decode('utf-8').strip()
-        else:
-            pkg = None
-
-        if pkg:
-            if not re.match(PKGNAMERE, pkg):
-                return render_search_page(title=title, err=u"Invalid package name: '%s'" % pkg)
-            else:
-                pkg = str(pkg)
-        else:
-            return render_search_page(title=title, err=err)
-
-        try:
-            pts = fetch_pts_page(pkg)
-        except Exception as exc_err:
-            err = exc_err
-            pts = None
-
-        if not pts:
-            return render_search_page(title=title, pkg=pkg, err=err)
-
-        cl_url, vcs_url, vcs = parse_pts_xhtml(pts)
-        if cl_url == None:
-            return render_search_page(title=title, pkg=pkg,
-                                      err="Cannot parse changelog from PTS page.")
-        try:
-            cl_text = fetch_changelog(cl_url)
-        except urlgrabber.grabber.URLGrabError, (errcode, errmsg):
-            return render_search_page(title=title,
-                                      err="Cannot fetch '%s': %s" % (cl_url, errmsg))
-        if vcs and vcs_url:
-            vcsbrowser = get_vcsbrowser(vcs, vcs_url)
-        else:
-            vcsbrowser = None
-        cl = HTMLChangelog(cl_text, vcsbrowser=vcsbrowser)
-        if cl:
-            render_changelog_page(cl)
-    except Exception, err:
-        import traceback
-        traceback.print_exc(file=sys.stderr)
-        render_search_page(title=title, err="Unknown error")
-    return 0
+import cl2vcs
 
 if __name__ == "__main__":
-    sys.exit(main(sys.argv))
+    sys.exit(cl2vcs.main(sys.argv))
 
-- 
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