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Filter speed ups, and hook for filter plugins

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svn: r15800
This commit is contained in:
Doug Blank 2010-08-22 15:22:56 +00:00
parent ac7210d0ba
commit 5583ab113e
2 changed files with 41 additions and 44 deletions
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49
src/Filters/Rules/_MatchesFilterBase.py
View File

@ -55,50 +55,35 @@ class MatchesFilterBase(Rule):
category = _('General filters')
def prepare(self, db):
#if Filters.SystemFilters:
#for filt in Filters.SystemFilters.get_filters(self.namespace):
#if filt.get_name() == self.list[0]:
#for rule in filt.flist:
#rule.prepare(db)
if Filters.CustomFilters:
for filt in Filters.CustomFilters.get_filters(self.namespace):
if filt.get_name() == self.list[0]:
for rule in filt.flist:
rule.prepare(db)
filters = Filters.CustomFilters.get_filters_dict(self.namespace)
if self.list[0] in filters:
filt = filters[self.list[0]]
for rule in filt.flist:
rule.prepare(db)
def reset(self):
#if Filters.SystemFilters:
#for filt in Filters.SystemFilters.get_filters(self.namespace):
#if filt.get_name() == self.list[0]:
#for rule in filt.flist:
#rule.reset()
if Filters.CustomFilters:
for filt in Filters.CustomFilters.get_filters(self.namespace):
if filt.get_name() == self.list[0]:
for rule in filt.flist:
rule.reset()
filters = Filters.CustomFilters.get_filters_dict(self.namespace)
if self.list[0] in filters:
filt = filters[self.list[0]]
for rule in filt.flist:
rule.reset()
def apply(self, db, obj):
#if Filters.SystemFilters:
#for filt in Filters.SystemFilters.get_filters(self.namespace):
#if filt.get_name() == self.list[0]:
#return filt.check(db, obj.handle)
if Filters.CustomFilters:
for filt in Filters.CustomFilters.get_filters(self.namespace):
if filt.get_name() == self.list[0]:
return filt.check(db, obj.handle)
filters = Filters.CustomFilters.get_filters_dict(self.namespace)
if self.list[0] in filters:
filt = filters[self.list[0]]
return filt.check(db, obj.handle)
return False
def find_filter(self):
"""
Return the selected filter or None.
"""
#if Filters.SystemFilters:
#for filt in Filters.SystemFilters.get_filters(self.namespace):
#if filt.get_name() == self.list[0]:
#return filt
if Filters.CustomFilters:
for filt in Filters.CustomFilters.get_filters(self.namespace):
if filt.get_name() == self.list[0]:
return filt
filters = Filters.CustomFilters.get_filters_dict(self.namespace)
if self.list[0] in filters:
return filters[self.list[0]]
return None

36
src/Filters/_FilterList.py
View File

@ -51,6 +51,17 @@ class FilterList(object):
def __init__(self, file):
self.filter_namespaces = {}
self.file = os.path.expanduser(file)
self._cached = None
def get_filters_dict(self, namespace='generic'):
"""
This runs every for every item to be matched!
"""
if self._cached is None:
filters = self.get_filters(namespace)
self._cached = dict([(filt.name, filt) for filt in filters])
else:
return self._cached
def get_filters(self, namespace='generic'):
"""
@ -60,18 +71,19 @@ class FilterList(object):
filters = self.filter_namespaces[namespace]
else:
filters = []
# plugins = PLUGMAN.process_plugin_data('Filters')
# plugin_filters = []
# if plugins:
# try:
# plugin_filters = [plug for plug in [plug(namespace)
# if callable(plug)
# else plug
# for plug in plugins]
# if plug is not None]
# except:
# import traceback
# traceback.print_exc()
plugins = PLUGMAN.process_plugin_data('Filters')
if plugins:
plugin_filters = []
try:
plugin_filters = [plug for plug in [plug(namespace)
if callable(plug)
else plug
for plug in plugins]
if plug is not None]
except:
import traceback
traceback.print_exc()
filters += plugin_filters
return filters
def add(self, namespace, filt):