[PATCH 2 of 4 hgweb-thread-isolation] hgweb: create function to perform actions on new repo

[Gregory Szorc]

# HG changeset patch
# User Gregory Szorc <gregory.szorc at gmail.com>
# Date 1440292542 25200
#      Sat Aug 22 18:15:42 2015 -0700
# Node ID 193680ff40214a4ea0a6c07ac118832f320d624e
# Parent  39850b71b4d59438069f06faf266b67d28d1bc58
hgweb: create function to perform actions on new repo

We perform some common tasks when a new repo instance is obtained. In
preparation for changing how we obtain repo instances, factor this
functionality into a standalone function.

diff --git a/mercurial/hgweb/hgweb_mod.py b/mercurial/hgweb/hgweb_mod.py
--- a/mercurial/hgweb/hgweb_mod.py
+++ b/mercurial/hgweb/hgweb_mod.py
@@ -208,23 +208,27 @@ class hgweb(object):
         else:
             # we trust caller to give us a private copy
             r = repo
 
-        r = getwebview(r)
         r.ui.setconfig('ui', 'report_untrusted', 'off', 'hgweb')
         r.baseui.setconfig('ui', 'report_untrusted', 'off', 'hgweb')
         r.ui.setconfig('ui', 'nontty', 'true', 'hgweb')
         r.baseui.setconfig('ui', 'nontty', 'true', 'hgweb')
         # displaying bundling progress bar while serving feel wrong and may
         # break some wsgi implementation.
         r.ui.setconfig('progress', 'disable', 'true', 'hgweb')
         r.baseui.setconfig('progress', 'disable', 'true', 'hgweb')
-        self.repo = r
+        self.repo = self._webifyrepo(r)
         hook.redirect(True)
         self.repostate = None
         self.mtime = -1
         self.reponame = name
 
+    def _webifyrepo(self, repo):
+        repo = getwebview(repo)
+        self.websubtable = webutil.getwebsubs(repo)
+        return repo
+
     def refresh(self):
         repostate = []
         mtime = 0
         # file of interrests mtime and size
@@ -237,16 +241,14 @@ class hgweb(object):
         # we need to compare file size in addition to mtime to catch
         # changes made less than a second ago
         if repostate != self.repostate:
             r = hg.repository(self.repo.baseui, self.repo.url())
-            self.repo = getwebview(r)
+            self.repo = self._webifyrepo(r)
             # update these last to avoid threads seeing empty settings
             self.repostate = repostate
             # mtime is needed for ETag
             self.mtime = mtime
 
-            self.websubtable = webutil.getwebsubs(r)
-
     def run(self):
         """Start a server from CGI environment.
 
         Modern servers should be using WSGI and should avoid this