[Zope-dev] Fwd: [Checkins] SVN: zope.component/branches/adamg-fix-getSiteManager/ - Fix _api.getSiteManager in the way that it returns now

2010-10-27 Thread Adam GROSZER
Hello,

Anyone against this change?

This change is needed because z3c.baseregistry does not work
otherwise. It registers everything in the global registry.
This is a blocker for us to move to ZTK 1.0.

Raise your hands until 28th October midnight UTC.
If noone objects until then, I'll merge to trunk and make a new
release.


This is a forwarded message
From: Adam Groszer agros...@gmail.com
To: check...@zope.org
Date: Wednesday, October 27, 2010, 2:25:11 PM
Subject: [Checkins] SVN: zope.component/branches/adamg-fix-getSiteManager/ - 
Fix _api.getSiteManager in the way that it returns now

===8==Original message text===
Log message for revision 117961:
  - Fix _api.getSiteManager in the way that it returns now
globalregistry.getGlobalSiteManager() if context is None. What's anyway
expected according to the docs.

Changed:
  U   zope.component/branches/adamg-fix-getSiteManager/CHANGES.txt
  U   
zope.component/branches/adamg-fix-getSiteManager/src/zope/component/_api.py

-=-
Modified: zope.component/branches/adamg-fix-getSiteManager/CHANGES.txt
===
--- zope.component/branches/adamg-fix-getSiteManager/CHANGES.txt
2010-10-27 12:11:58 UTC (rev 117960)
+++ zope.component/branches/adamg-fix-getSiteManager/CHANGES.txt
2010-10-27 12:25:10 UTC (rev 117961)
@@ -4,7 +4,12 @@
 3.10.1 (unreleased)
 ===
 
-- Nothing changed yet.
+- Fix _api.getSiteManager in the way that it returns now
+  globalregistry.getGlobalSiteManager() if context is None. What's anyway
+  expected according to the docs.
+  Before it returned a cached local variable (which was init'ed with
+  globalregistry.base). This made z3c.baseregisty burp, because z3c.baseregisty
+  modifies globalregistry.globalSiteManager. Insane.
 
 
 3.10.0 (2010-09-25)

Modified: 
zope.component/branches/adamg-fix-getSiteManager/src/zope/component/_api.py
===
--- zope.component/branches/adamg-fix-getSiteManager/src/zope/component/_api.py 
2010-10-27 12:11:58 UTC (rev 117960)
+++ zope.component/branches/adamg-fix-getSiteManager/src/zope/component/_api.py 
2010-10-27 12:25:10 UTC (rev 117961)
@@ -39,14 +39,16 @@
 # getSiteManager() returns a component registry.  Although the term
 # site manager is deprecated in favor of component registry,
 # the old term is kept around to maintain a stable API.
-base = None
 @hookable
 def getSiteManager(context=None):
-global base
 if context is None:
-if base is None:
-from zope.component.globalregistry import base
-return base
+# avoid cyclic import
+# adhere to the doc and return the globalSiteManager,
+# not some wannabe variable
+# do not cache the value either, because at least z3c.baseregistry
+# modifies it
+from zope.component.globalregistry import getGlobalSiteManager
+return getGlobalSiteManager()
 else:
 # Use the global site manager to adapt context to `IComponentLookup`
 # to avoid the recursion implied by using a local `getAdapter()` call.

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===8===End of original message text===

-- 
Best regards,
 Adam GROSZERmailto:agros...@gmail.com

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Re: [Zope-dev] Fwd: [Checkins] SVN: zope.component/branches/adamg-fix-getSiteManager/ - Fix _api.getSiteManager in the way that it returns now

2010-10-27 Thread Stephan Richter
On Wednesday, October 27, 2010, Adam GROSZER wrote:
 This change is needed because z3c.baseregistry does not work
 otherwise. It registers everything in the global registry.
 This is a blocker for us to move to ZTK 1.0.
 
 Raise your hands until 28th October midnight UTC.
 If noone objects until then, I'll merge to trunk and make a new
 release.

I am going to need z3c.baseregistry in the next few days as well and we are on 
Bluebream 1.0b5, so I am all for getting this in ASAP. :-)

Regards,
Stephan
-- 
Entrepreneur and Software Geek
Google me. Zope Stephan Richter
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