Author: jmorliaguet
Date: Thu Mar 23 22:52:48 2006
New Revision: 2706
Modified:
cpsskins/branches/jmo-perspectives/setup/README.txt
cpsskins/branches/jmo-perspectives/setup/manager.py
Log:
- test updates
Modified: cpsskins/branches/jmo-perspectives/setup/README.txt
==============================================================================
--- cpsskins/branches/jmo-perspectives/setup/README.txt (original)
+++ cpsskins/branches/jmo-perspectives/setup/README.txt Thu Mar 23 22:52:48 2006
@@ -51,10 +51,12 @@
... """A dummy resource for testing.
... """
... implements(IDummyResource)
- ... def __init__(self, id=u''):
- ... self.id = id
+ ... def __init__(self, title=u''):
+ ... self.title = title
+ ... def setTitle(self, title=u''):
+ ... self.title = title
... def __repr__(self):
- ... return '<Dummy resource: %s>' % self.id
+ ... return '<Dummy resource: %s>' % self.title
We create a couple of resources:
@@ -71,10 +73,10 @@
But none of the above resources are available yet in the application:
- >>> resources.lookup(u'setting1') is None
+ >>> resources.lookup(u'resource1') is None
True
- >>> resources.lookup(u'setting2') is None
+ >>> resources.lookup(u'resource2') is None
True
Registering resources
@@ -82,15 +84,15 @@
Resources need to be registered, so we register them:
- >>> resources.register(name=u'setting1', title=u'Setting 1',
+ >>> resources.register(name=u'resource1', title=u'Resource 1',
... resource=resource1)
and we look up the registered resource:
- >>> resources.lookup(u'setting1')
+ >>> resources.lookup(u'resource1')
<Dummy resource: resource1>
- >>> resources.lookup('setting2')
+ >>> resources.lookup('resource2')
We can get the complete list of registered resources:
@@ -99,12 +101,12 @@
Now we register the second resource:
- >>> resources.register(name=u'setting2', title=u'Setting 2',
+ >>> resources.register(name=u'resource2', title=u'Resource 2',
... resource=resource2)
and look it up in the registry:
- >>> resources.lookup(u'setting2')
+ >>> resources.lookup(u'resource2')
<Dummy resource: resource2>
or we find it by listing all registered resources:
@@ -115,30 +117,31 @@
Trying to unregister a global resource raises an error:
- >>> resources.isGlobal(u'setting1')
+ >>> resources.isGlobal(u'resource1')
True
- >>> resources.unregister(name=u'setting1', context=root)
+ >>> resources.unregister(name=u'resource1', context=root)
Traceback (most recent call last):
...
- ValueError: No such local setting: 'setting1'
+ ValueError: No such local setting: 'resource1'
so we register a local resource, we do this by passing a context to register():
- >>> resources.register(name=u'setting3', title=u'Setting 3',
+ >>> resources.register(name=u'resource3', title=u'Resource 3',
... resource=resource3, context=root)
We now have a local resource in the context of the root folder:
- >>> resources.isLocal(name=u'setting3', context=root)
+ >>> resources.isLocal(name=u'resource3', context=root)
True
but for the application and in the context of the root folder there is no
difference between local and global resources:
>>> pprint(resources.list(type=IDummyResource, context=root))
- [<Dummy resource: resource1>, <Dummy resource: resource2>, <Dummy
- resource: resource3>]
+ [<Dummy resource: resource1>,
+ <Dummy resource: resource3>,
+ <Dummy resource: resource2>]
Unregistering resources
@@ -146,7 +149,7 @@
when unregistering a resource, a context must be given:
- >>> resources.unregister(name='setting3')
+ >>> resources.unregister(name='resource3')
Traceback (most recent call last):
...
ValueError: Must specify a context.
@@ -160,7 +163,79 @@
so we pass both:
- >>> resources.unregister(name='setting3', context=root)
+ >>> resources.unregister(name='resource3', context=root)
+and the resource is no longer available:
-global settings cannot be modified but they can be customized:
+ >>> resources.lookup(u'resource3') is None
+ True
+
+ >>> pprint(resources.list(type=IDummyResource, context=root))
+ [<Dummy resource: resource1>,
+ <Dummy resource: resource2>]
+
+
+Customizing resources
+---------------------
+
+Global settings cannot be modified but they can be customized:
+
+The context in which the resource is customized must be given:
+
+ >>> resources.customize(u'resource1')
+ Traceback (most recent call last):
+ ...
+ ValueError: Must specify a context.
+
+so we pass the context:
+
+ >>> resources.customize(u'resource1', context=root)
+
+'resource1' is now registered as a local resource:
+
+ >>> resources.isLocal(u'resource1', context=root)
+ True
+
+the customized resource is still available as a global resource:
+
+ >>> resources.isGlobal(u'resource1')
+ True
+
+but when we look up 'resource1' in the context of the root folder, we get the
+customized resource:
+
+Let us modify the customized resource:
+
+ >>> r1 = resources.lookup(u'resource1', context=root)
+ >>> r1.setTitle('Customized resource 1')
+
+ >>> r1
+ <Dummy resource: Customized resource 1>
+
+the global resource is unchanged:
+
+ >>> resources.lookup(u'resource1')
+ <Dummy resource: resource1>
+
+
+Removing customizations
+-----------------------
+
+'resource1' is now customized, to remove the customization we must specify
+the context in which the resource was customized:
+
+ >>> resources.decustomize(u'resource1')
+ Traceback (most recent call last):
+ ...
+ ValueError: Must specify a context.
+
+ >>> resources.decustomize(u'resource1', context=root)
+
+now in the context of the root folder, 'resource1' is no longer different
+from the global resource:
+
+ >>> resources.lookup(u'resource1', context=root)
+ <Dummy resource: resource1>
+
+ >>> resources.lookup(u'resource1')
+ <Dummy resource: resource1>
Modified: cpsskins/branches/jmo-perspectives/setup/manager.py
==============================================================================
--- cpsskins/branches/jmo-perspectives/setup/manager.py (original)
+++ cpsskins/branches/jmo-perspectives/setup/manager.py Thu Mar 23 22:52:48 2006
@@ -126,7 +126,10 @@
if context is None:
raise ValueError("Must specify a context.")
- setting = self._getSetting(name)
+ setting = queryUtility(ISetting, name)
+ if setting is None:
+ raise ValueError("No such setting: '%s'." % name)
+
resource = None
resource_getter = IResource(setting)
if resource_getter is not None:
--
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