author | Sylvain Thénault <sylvain.thenault@logilab.fr> |
Tue, 16 Feb 2010 09:25:18 +0100 | |
changeset 4593 | d0b5ef72a492 |
parent 4322 | f65743cc53e4 |
child 4716 | 55b6a3262071 |
permissions | -rw-r--r-- |
4322
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
1 |
"""hooks to handle attributes mapped to a custom storage |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
2 |
""" |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
3 |
from os import unlink |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
4 |
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f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
5 |
from cubicweb.server.hook import Hook |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
6 |
from cubicweb.server.sources.storages import ETYPE_ATTR_STORAGE |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
7 |
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f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
8 |
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f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
9 |
class BFSSHook(Hook): |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
10 |
"""abstract class for bytes file-system storage hooks""" |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
11 |
__abstract__ = True |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
12 |
category = 'bfss' |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
13 |
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f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
14 |
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f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
15 |
class PreAddEntityHook(BFSSHook): |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
16 |
"""""" |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
17 |
__regid__ = 'bfss_add_entity' |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
18 |
events = ('before_add_entity', ) |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
19 |
#__select__ = Hook.__select__ & implements('Repository') |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
20 |
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f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
21 |
def __call__(self): |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
22 |
for attr in ETYPE_ATTR_STORAGE.get(self.entity.__regid__, ()): |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
23 |
fpath = ETYPE_ATTR_STORAGE[self.entity.__regid__][attr].entity_added(self.entity, attr) |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
24 |
if fpath is not None: |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
25 |
AddFileOp(filepath=fpath) |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
26 |
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f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
27 |
class PreUpdateEntityHook(BFSSHook): |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
28 |
"""""" |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
29 |
__regid__ = 'bfss_update_entity' |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
30 |
events = ('before_update_entity', ) |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
31 |
#__select__ = Hook.__select__ & implements('Repository') |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
32 |
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f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
33 |
def __call__(self): |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
34 |
for attr in ETYPE_ATTR_STORAGE.get(self.entity.__regid__, ()): |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
35 |
ETYPE_ATTR_STORAGE[self.entity.__regid__][attr].entity_updated(self.entity, attr) |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
36 |
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f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
37 |
class PreDeleteEntityHook(BFSSHook): |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
38 |
"""""" |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
39 |
__regid__ = 'bfss_delete_entity' |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
40 |
events = ('before_delete_entity', ) |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
41 |
#__select__ = Hook.__select__ & implements('Repository') |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
42 |
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f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
43 |
def __call__(self): |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
44 |
for attr in ETYPE_ATTR_STORAGE.get(self.entity.__regid__, ()): |
f65743cc53e4
first draft for a simple hooks based custom attribute storage,
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff
changeset
|
45 |
ETYPE_ATTR_STORAGE[self.entity.__regid__][attr].entity_deleted(self.entity, attr) |