[PATCH] hgwebdir: cache hgweb instances (and their repos) between calls

[Sune Foldager]

# HG changeset patch
# User Sune Foldager <cryo at cyanite.org>
# Date 1306234857 -7200
# Node ID 70b4f148d838bbd8b2da7540b135cc092ef98250
# Parent  25137d99a5ed215f302ffc1793590bdbdb437b55
hgwebdir: cache hgweb instances (and their repos) between calls

diff -r 25137d99a5ed -r 70b4f148d838 mercurial/hgweb/hgwebdir_mod.py
--- a/mercurial/hgweb/hgwebdir_mod.py	Mon May 23 22:49:10 2011 -0500
+++ b/mercurial/hgweb/hgwebdir_mod.py	Tue May 24 13:00:57 2011 +0200
@@ -59,6 +59,7 @@
         self.baseui = baseui
         self.lastrefresh = 0
         self.motd = None
+        self.hgwebs = {}
         self.refresh()
 
     def refresh(self):
@@ -96,6 +97,8 @@
                     name = name[len(prefix):]
                 repos.append((name.lstrip('/'), repo))
 
+        repopaths = set(repo[1] for repo in repos)
+        self.hgwebs = dict((p, self.hgwebs.get(p)) for p in repopaths)
         self.repos = repos
         self.ui = u
         encoding.encoding = self.ui.config('web', 'encoding',
@@ -174,8 +177,12 @@
                     if real:
                         req.env['REPO_NAME'] = virtualrepo
                         try:
-                            repo = hg.repository(self.ui, real)
-                            return hgweb(repo).run_wsgi(req)
+                            hgwebinst = self.hgwebs.get(real)
+                            if not hgwebinst:
+                                repo = hg.repository(self.ui, real)
+                                hgwebinst = hgweb(repo)
+                                self.hgwebs[real] = hgwebinst
+                            return hgwebinst.run_wsgi(req)
                         except IOError, inst:
                             msg = inst.strerror
                             raise ErrorResponse(HTTP_SERVER_ERROR, msg)