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Commit 19bc59f3 authored by Tres Seaver's avatar Tres Seaver
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Forward-port interface semantics cleanups from 2.12 branch.

parent a6b1900f
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Showing with 227 additions and 184 deletions
src/Products/PluginIndexes/PathIndex/PathIndex.py
View file @ 19bc59f3
......@@ -11,8 +11,6 @@
#
##############################################################################
"""Path index.
$Id$
"""
from logging import getLogger
......@@ -35,7 +33,6 @@ from Products.PluginIndexes.common.util import parseIndexRequest
from Products.PluginIndexes.interfaces import IPathIndex
from Products.PluginIndexes.interfaces import IUniqueValueIndex
_marker = []
LOG = getLogger('Zope.PathIndex')
......@@ -71,34 +68,29 @@ class PathIndex(Persistent, SimpleItem):
self.useOperator = 'or'
self.clear()
def clear(self):
self._depth = 0
self._index = OOBTree()
self._unindex = IOBTree()
self._length = Length(0)
def __len__(self):
return self._length()
def insertEntry(self, comp, id, level):
"""Insert an entry.
# IPluggableIndex implementation
comp is a path component
id is the docid
level is the level of the component inside the path
def getEntryForObject(self, docid, default=None):
""" See IPluggableIndex.
"""
try:
return self._unindex[docid]
except KeyError:
return default
if not self._index.has_key(comp):
self._index[comp] = IOBTree()
if not self._index[comp].has_key(level):
self._index[comp][level] = IITreeSet()
self._index[comp][level].insert(id)
if level > self._depth:
self._depth = level
def getIndexSourceNames(self):
""" See IPluggableIndex.
"""
return (self.id, 'getPhysicalPath', )
def index_object(self, docid, obj ,threshold=100):
""" hook for (Z)Catalog """
""" See IPluggableIndex.
"""
f = getattr(obj, self.id, None)
if f is not None:
if safe_callable(f):
try:
......@@ -118,20 +110,21 @@ class PathIndex(Persistent, SimpleItem):
if isinstance(path, (list, tuple)):
path = '/'+ '/'.join(path[1:])
comps = filter(None, path.split('/'))
if not self._unindex.has_key(docid):
self._length.change(1)
for i in range(len(comps)):
self.insertEntry(comps[i], docid, i)
self._insertEntry(comps[i], docid, i)
self._unindex[docid] = path
return 1
def unindex_object(self, docid):
""" hook for (Z)Catalog """
if not self._unindex.has_key(docid):
""" See IPluggableIndex.
"""
if docid not in self._unindex:
LOG.debug('Attempt to unindex nonexistent document with id %s'
% docid)
return
......@@ -156,14 +149,106 @@ class PathIndex(Persistent, SimpleItem):
self._length.change(-1)
del self._unindex[docid]
def search(self, path, default_level=0):
def _apply_index(self, request):
""" See IPluggableIndex.
o Unpacks args from catalog and mapps onto '_search'.
"""
record = parseIndexRequest(request, self.id, self.query_options)
if record.keys is None:
return None
level = record.get("level", 0)
operator = record.get('operator', self.useOperator).lower()
# depending on the operator we use intersection of union
if operator == "or":
set_func = union
else:
set_func = intersection
res = None
for k in record.keys:
rows = self._search(k,level)
res = set_func(res,rows)
if res:
return res, (self.id,)
else:
return IISet(), (self.id,)
def numObjects(self):
""" See IPluggableIndex.
"""
path is either a string representing a
relative URL or a part of a relative URL or
a tuple (path,level).
return len(self._unindex)
def indexSize(self):
""" See IPluggableIndex.
"""
return len(self)
def clear(self):
""" See IPluggableIndex.
"""
self._depth = 0
self._index = OOBTree()
self._unindex = IOBTree()
self._length = Length(0)
level >= 0 starts searching at the given level
level < 0 match at *any* level
# IUniqueValueIndex implementation
def hasUniqueValuesFor(self, name):
""" See IUniqueValueIndex.
"""
return name == self.id
def uniqueValues(self, name=None, withLength=0):
""" See IUniqueValueIndex.
"""
if name in (None, self.id, 'getPhysicalPath'):
if withLength:
for key in self._index:
yield key, len(self._search(key, -1))
else:
for key in self._index.keys():
yield key
# Helper methods
def _insertEntry(self, comp, id, level):
""" Insert an entry.
'comp' is an individual path component
'id' is the docid
.level'is the level of the component inside the path
"""
if not self._index.has_key(comp):
self._index[comp] = IOBTree()
if not self._index[comp].has_key(level):
self._index[comp][level] = IITreeSet()
self._index[comp][level].insert(id)
if level > self._depth:
self._depth = level
def _search(self, path, default_level=0):
""" Perform the actual search.
``path``
a string representing a relative URL, or a part of a relative URL,
or a tuple ``(path, level)``. In the first two cases, use
``default_level`` as the level for the search.
``default_level``
the level to use for non-tuple queries.
``level >= 0`` => match ``path`` only at the given level.
``level < 0`` => match ``path`` at *any* level
"""
if isinstance(path, str):
level = default_level
......@@ -174,7 +259,7 @@ class PathIndex(Persistent, SimpleItem):
if level < 0:
# Search at every level, return the union of all results
return multiunion(
[self.search(path, level)
[self._search(path, level)
for level in xrange(self._depth + 1)])
comps = filter(None, path.split('/'))
......@@ -192,66 +277,6 @@ class PathIndex(Persistent, SimpleItem):
results = intersection(results, self._index[comp][level+i])
return results
def numObjects(self):
"""Return the number of indexed objects."""
return len(self._unindex)
def indexSize(self):
"""Return the size of the index in terms of distinct values."""
return len(self)
def __len__(self):
return self._length()
def _apply_index(self, request):
""" hook for (Z)Catalog
'request' -- mapping type (usually {"path": "..." }
additionaly a parameter "path_level" might be passed
to specify the level (see search())
"""
record = parseIndexRequest(request, self.id, self.query_options)
if record.keys is None:
return None
level = record.get("level",0)
operator = record.get('operator',self.useOperator).lower()
# depending on the operator we use intersection of union
if operator == "or": set_func = union
else: set_func = intersection
res = None
for k in record.keys:
rows = self.search(k,level)
res = set_func(res,rows)
if res:
return res, (self.id,)
else:
return IISet(), (self.id,)
def hasUniqueValuesFor(self, name):
"""has unique values for column name"""
return name == self.id
def uniqueValues(self, name=None, withLength=0):
""" needed to be consistent with the interface """
return self._index.keys()
def getIndexSourceNames(self):
""" return names of indexed attributes """
return ('getPhysicalPath', )
def getEntryForObject(self, docid, default=_marker):
""" Takes a document ID and returns all the information
we have on that specific object.
"""
try:
return self._unindex[docid]
except KeyError:
# XXX Why is default ignored?
return None
manage = manage_main = DTMLFile('dtml/managePathIndex', globals())
manage_main._setName('manage_main')
......
src/Products/PluginIndexes/PathIndex/tests/testPathIndex.py
View file @ 19bc59f3
......@@ -94,15 +94,24 @@ class PathIndexTests(unittest.TestCase):
self.assertEqual(len(index._unindex), 0)
self.assertEqual(index._length(), 0)
def test_clear(self):
def test_getEntryForObject_miss_no_default(self):
index = self._makeOne()
self.assertEqual(index.getEntryForObject(1234), None)
def test_getEntryForObject_miss_w_default(self):
index = self._makeOne()
default = object()
self.failUnless(index.getEntryForObject(1234, default) is default)
def test_getEntryForObject_hit(self):
index = self._makeOne()
_populateIndex(index)
index.clear()
self.assertEqual(len(index), 0)
self.assertEqual(index._depth, 0)
self.assertEqual(len(index._index), 0)
self.assertEqual(len(index._unindex), 0)
self.assertEqual(index._length(), 0)
self.assertEqual(index.getEntryForObject(1), DUMMIES[1].path)
def test_getIndexSourceNames(self):
index = self._makeOne('foo')
self.assertEqual(list(index.getIndexSourceNames()),
['foo', 'getPhysicalPath'])
def test_index_object_broken_path_raises_TypeError(self):
index = self._makeOne()
......@@ -234,71 +243,6 @@ class PathIndexTests(unittest.TestCase):
self.assertEqual(len(index._index), 0)
self.assertEqual(len(index._unindex), 0)
def test_search_empty_index_string_query(self):
index = self._makeOne()
self.assertEqual(list(index.search('/xxx')), [])
def test_search_empty_index_tuple_query(self):
index = self._makeOne()
self.assertEqual(list(index.search(('/xxx', 0))), [])
def test_search_empty_path(self):
index = self._makeOne()
doc = Dummy('/aa')
index.index_object(1, doc)
self.assertEqual(list(index.search('/')), [1])
def test_search_matching_path(self):
index = self._makeOne()
doc = Dummy('/aa')
index.index_object(1, doc)
self.assertEqual(list(index.search('/aa')), [1])
def test_search_mismatched_path(self):
index = self._makeOne()
doc = Dummy('/aa')
index.index_object(1, doc)
self.assertEqual(list(index.search('/bb')), [])
def test_search_w_level_0(self):
index = self._makeOne()
doc = Dummy('/aa/bb')
index.index_object(1, doc)
self.assertEqual(list(index.search('aa', 0)), [1])
self.assertEqual(list(index.search('aa', 1)), [])
self.assertEqual(list(index.search('bb', 1)), [1])
self.assertEqual(list(index.search('aa/bb', 0)), [1])
self.assertEqual(list(index.search('aa/bb', 1)), [])
def test_numObjects_empty(self):
index = self._makeOne()
self.assertEqual(index.numObjects(), 0)
def test_numObjects_filled(self):
index = self._makeOne()
_populateIndex(index)
self.assertEqual(index.numObjects(), len(DUMMIES))
def test_indexSize_empty(self):
index = self._makeOne()
self.assertEqual(index.indexSize(), 0)
def test_indexSize_filled(self):
index = self._makeOne()
_populateIndex(index)
self.assertEqual(index.indexSize(), len(DUMMIES))
def test_indexSize_multiple_items_same_path(self):
index = self._makeOne()
doc1 = Dummy('/shared')
doc2 = Dummy('/shared')
index.index_object(1, doc1)
index.index_object(2, doc2)
self.assertEqual(len(index._index), 1)
self.assertEqual(len(index), 2)
self.assertEqual(index.numObjects(), 2)
self.assertEqual(index.indexSize(), 2)
def test__apply_index_no_match_in_query(self):
index = self._makeOne()
self.assertEqual(index._apply_index({'foo': 'xxx'}), None)
......@@ -397,6 +341,45 @@ class PathIndexTests(unittest.TestCase):
lst = list(res[0].keys())
self.assertEqual(lst, [2, 3, 4])
def test_numObjects_empty(self):
index = self._makeOne()
self.assertEqual(index.numObjects(), 0)
def test_numObjects_filled(self):
index = self._makeOne()
_populateIndex(index)
self.assertEqual(index.numObjects(), len(DUMMIES))
def test_indexSize_empty(self):
index = self._makeOne()
self.assertEqual(index.indexSize(), 0)
def test_indexSize_filled(self):
index = self._makeOne()
_populateIndex(index)
self.assertEqual(index.indexSize(), len(DUMMIES))
def test_indexSize_multiple_items_same_path(self):
index = self._makeOne()
doc1 = Dummy('/shared')
doc2 = Dummy('/shared')
index.index_object(1, doc1)
index.index_object(2, doc2)
self.assertEqual(len(index._index), 1)
self.assertEqual(len(index), 2)
self.assertEqual(index.numObjects(), 2)
self.assertEqual(index.indexSize(), 2)
def test_clear(self):
index = self._makeOne()
_populateIndex(index)
index.clear()
self.assertEqual(len(index), 0)
self.assertEqual(index._depth, 0)
self.assertEqual(len(index._index), 0)
self.assertEqual(len(index._unindex), 0)
self.assertEqual(index._length(), 0)
def test_hasUniqueValuesFor_miss(self):
index = self._makeOne()
self.failIf(index.hasUniqueValuesFor('miss'))
......@@ -407,33 +390,68 @@ class PathIndexTests(unittest.TestCase):
def test_uniqueValues_empty(self):
index = self._makeOne()
self.assertEqual(len(index.uniqueValues()), 0)
self.assertEqual(len(list(index.uniqueValues())), 0)
def test_uniqueValues_filled(self):
index = self._makeOne()
def test_uniqueValues_miss(self):
index = self._makeOne('foo')
_populateIndex(index)
self.assertEqual(len(index.uniqueValues()), len(DUMMIES) + 3)
self.assertEqual(len(list(index.uniqueValues('bar'))), 0)
def test_getEntryForObject_miss_no_default(self):
def test_uniqueValues_hit(self):
index = self._makeOne('foo')
_populateIndex(index)
self.assertEqual(len(list(index.uniqueValues('foo'))),
len(DUMMIES) + 3)
def test_uniqueValues_hit_w_withLength(self):
index = self._makeOne('foo')
_populateIndex(index)
results = dict(index.uniqueValues('foo', True))
self.assertEqual(len(results), len(DUMMIES) + 3)
for i in range(1, 19):
self.assertEqual(results['%s.html' % i], 1)
self.assertEqual(results['aa'],
len([x for x in DUMMIES.values() if 'aa' in x.path]))
self.assertEqual(results['bb'],
len([x for x in DUMMIES.values() if 'bb' in x.path]))
self.assertEqual(results['cc'],
len([x for x in DUMMIES.values() if 'cc' in x.path]))
def test__search_empty_index_string_query(self):
index = self._makeOne()
self.assertEqual(index.getEntryForObject(1234), None)
self.assertEqual(list(index._search('/xxx')), [])
def test_getEntryForObject_miss_w_default(self):
def test__search_empty_index_tuple_query(self):
index = self._makeOne()
default = object()
# XXX this is wrong: should return the default
self.assertEqual(index.getEntryForObject(1234, default), None)
self.assertEqual(list(index._search(('/xxx', 0))), [])
def test_getEntryForObject_hit(self):
def test__search_empty_path(self):
index = self._makeOne()
_populateIndex(index)
self.assertEqual(index.getEntryForObject(1), DUMMIES[1].path)
doc = Dummy('/aa')
index.index_object(1, doc)
self.assertEqual(list(index._search('/')), [1])
def test_getIndexSourceNames(self):
def test__search_matching_path(self):
index = self._makeOne()
# XXX this is wrong: should include the index ID as well
self.assertEqual(list(index.getIndexSourceNames()),
['getPhysicalPath'])
doc = Dummy('/aa')
index.index_object(1, doc)
self.assertEqual(list(index._search('/aa')), [1])
def test__search_mismatched_path(self):
index = self._makeOne()
doc = Dummy('/aa')
index.index_object(1, doc)
self.assertEqual(list(index._search('/bb')), [])
def test__search_w_level_0(self):
index = self._makeOne()
doc = Dummy('/aa/bb')
index.index_object(1, doc)
self.assertEqual(list(index._search('aa', 0)), [1])
self.assertEqual(list(index._search('aa', 1)), [])
self.assertEqual(list(index._search('bb', 1)), [1])
self.assertEqual(list(index._search('aa/bb', 0)), [1])
self.assertEqual(list(index._search('aa/bb', 1)), [])
def test_suite():
......
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