def test_and():
_run_query(query.And([query.Term("value", u("red")),
query.Term("name", u("yellow"))]),
[u("A")])
# Missing
_run_query(query.And([query.Term("value", u("ochre")),
query.Term("name", u("glonk"))]),
[])
def GET(self):
search_term = self.request.get_param("s")
all_tags = r.table(rm.Recipe.table)\
.concat_map(lambda doc: doc["tags"])\
.distinct()\
.coerce_to('array').run()
self.view.data = {"tags": all_tags, "recipes": None}
if search_term:
if "recipe:" in search_term:
parts = search_term.split(" ")
for part in parts:
if "recipe:" in part:
recipe = rm.Recipe.find(part[7:])
if recipe is not None:
return Redirect("/recipes/{}".format(part[7:]))
search_term = search_term.replace("tag:", "tags:")
searcher = RecipeSearcher()
if self.session.id:
allow = q.Or([
q.And([
q.Term("user", self.session.id),
q.Term("deleted", False),
q.Term("reported", False)
]),
q.And([
q.Term("public", True),
q.Term("deleted", False),
q.Term("reported", False)
])
])
else:
allow = q.And([
q.Term("public", True),
q.Term("deleted", False),
q.Term("reported", False)
])
ids = searcher.search(search_term, collection=True, allow=allow)
if ids is not None:
ids.fetch()
page = Paginate(ids,
self.request,
"title",
sort_direction_default="desc")
self.view.data = {"recipes": page}
self.view.template = "public/recipes/search/results"
return self.view
def test_regressions():
qp = default.QueryParser("f", None)
# From 0.3.18, these used to require escaping. Mostly good for
# regression testing.
assert_equal(qp.parse(u("re-inker")), query.Term("f", "re-inker"))
assert_equal(qp.parse(u("0.7 wire")), query.And([query.Term("f", "0.7"), query.Term("f", "wire")]))
assert (qp.parse(u("daler-rowney pearl 'bell bronze'"))
== query.And([query.Term("f", "daler-rowney"),
query.Term("f", "pearl"),
query.Term("f", "bell bronze")]))
q = qp.parse(u('22" BX'))
assert_equal(q, query.And([query.Term("f", '22"'), query.Term("f", "BX")]))
def test_andor():
qp = default.QueryParser("a", None)
q = qp.parse("a AND b OR c AND d OR e AND f")
assert_equal(text_type(q), "((a:a AND a:b) OR (a:c AND a:d) OR (a:e AND a:f))")
q = qp.parse("aORb")
assert_equal(q, query.Term("a", "aORb"))
q = qp.parse("aOR b")
assert_equal(q, query.And([query.Term("a", "aOR"), query.Term("a", "b")]))
q = qp.parse("a ORb")
assert_equal(q, query.And([query.Term("a", "a"), query.Term("a", "ORb")]))
assert_equal(qp.parse("OR"), query.Term("a", "OR"))
def test_andor():
qp = default.QueryParser("a", None)
q = qp.parse("a AND b OR c AND d OR e AND f")
assert text_type(q) == "((a:a AND a:b) OR (a:c AND a:d) OR (a:e AND a:f))"
q = qp.parse("aORb")
assert q == query.Term("a", "aORb")
q = qp.parse("aOR b")
assert q == query.And([query.Term("a", "aOR"), query.Term("a", "b")])
q = qp.parse("a ORb")
assert q == query.And([query.Term("a", "a"), query.Term("a", "ORb")])
assert qp.parse("OR") == query.Term("a", "OR")
def get_attachments_from_dms(community):
index_service = get_service("indexing")
filters = wq.And(
[
wq.Term("community_id", community.id),
wq.Term("object_type", Document.entity_type),
]
)
sortedby = whoosh.sorting.FieldFacet("created_at", reverse=True)
documents = index_service.search("", filter=filters, sortedby=sortedby, limit=50)
attachments = []
for doc in documents:
url = url_for(doc)
attachment = Attachment(
url,
doc["name"],
doc["owner_name"],
doc["created_at"],
doc.get("content_length"),
doc.get("content_type", ""),
)
attachments.append(attachment)
return attachments
def _query_filter(self):
criterias = []
for k, v in self.query_params.items():
if k == 'correspondent__id':
criterias.append(query.Term('correspondent_id', v))
elif k == 'tags__id__all':
for tag_id in v.split(","):
criterias.append(query.Term('tag_id', tag_id))
elif k == 'document_type__id':
criterias.append(query.Term('type_id', v))
elif k == 'correspondent__isnull':
criterias.append(query.Term("has_correspondent", v == "false"))
elif k == 'is_tagged':
criterias.append(query.Term("has_tag", v == "true"))
elif k == 'document_type__isnull':
criterias.append(query.Term("has_type", v == "false"))
elif k == 'created__date__lt':
criterias.append(
query.DateRange("created", start=None, end=isoparse(v)))
elif k == 'created__date__gt':
criterias.append(
query.DateRange("created", start=isoparse(v), end=None))
elif k == 'added__date__gt':
criterias.append(
query.DateRange("added", start=isoparse(v), end=None))
elif k == 'added__date__lt':
criterias.append(
query.DateRange("added", start=None, end=isoparse(v)))
if len(criterias) > 0:
return query.And(criterias)
else:
return None
def query_pre_process(self, query_parameters, context=None):
if not self.enabled:
return
permissions = self.get_user_permissions(context.req.authname)
allowed_docs, denied_docs = [], []
for product, doc_type, doc_id, perm, denied in permissions:
term_spec = []
if product:
term_spec.append(query.Term(IndexFields.PRODUCT, product))
else:
term_spec.append(query.Not(query.Every(IndexFields.PRODUCT)))
if doc_type != '*':
term_spec.append(query.Term(IndexFields.TYPE, doc_type))
if doc_id != '*':
term_spec.append(query.Term(IndexFields.ID, doc_id))
term_spec.append(query.Term(IndexFields.REQUIRED_PERMISSION, perm))
term_spec = query.And(term_spec)
if denied:
denied_docs.append(term_spec)
else:
allowed_docs.append(term_spec)
self.update_security_filter(query_parameters, allowed_docs,
denied_docs)
def parse(self, input):
required = []
optional = []
gramsize = max(self.minchars, min(self.maxchars, len(input)))
if gramsize > len(input):
return None
discardspaces = self.discardspaces
for t in self.analyzerclass(gramsize)(input):
gram = t.text
if " " in gram:
if not discardspaces:
optional.append(gram)
else:
required.append(gram)
if required:
fieldname = self.fieldname
andquery = query.And([query.Term(fieldname, g) for g in required])
if optional:
orquery = query.Or(
[query.Term(fieldname, g) for g in optional])
return query.AndMaybe([andquery, orquery])
else:
return andquery
else:
return None
def test_termdocs():
schema = fields.Schema(key=fields.TEXT, city=fields.ID)
ix = RamStorage().create_index(schema)
with ix.writer() as w:
w.add_document(key=u"ant", city=u"london")
w.add_document(key=u"anteater", city=u"roma")
w.add_document(key=u"bear", city=u"london")
w.add_document(key=u"bees", city=u"roma")
w.add_document(key=u"anorak", city=u"london")
w.add_document(key=u"antimatter", city=u"roma")
w.add_document(key=u"angora", city=u"london")
w.add_document(key=u"angels", city=u"roma")
with ix.searcher() as s:
cond_q = query.Term("city", u"london")
pref_q = query.Prefix("key", u"an")
q = query.And([cond_q, pref_q]).normalize()
r = s.search(q, scored=False, terms=True)
field = s.schema["key"]
terms = [
field.from_bytes(term) for fieldname, term in r.termdocs
if fieldname == "key"
]
assert sorted(terms) == [u"angora", u"anorak", u"ant"]
def test_sorting_function():
schema = fields.Schema(id=fields.STORED,
text=fields.TEXT(stored=True, vector=True))
ix = RamStorage().create_index(schema)
w = ix.writer()
domain = ("alfa", "bravo", "charlie")
count = 1
for w1 in domain:
for w2 in domain:
for w3 in domain:
for w4 in domain:
w.add_document(id=count,
text=u(" ").join((w1, w2, w3, w4)))
count += 1
w.commit()
def fn(searcher, docnum):
v = dict(searcher.vector_as("frequency", docnum, "text"))
# Sort documents that have equal number of "alfa"
# and "bravo" first
return 0 - 1.0 / (abs(v.get("alfa", 0) - v.get("bravo", 0)) + 1.0)
fnfacet = sorting.FunctionFacet(fn)
with ix.searcher() as s:
q = query.And([query.Term("text", u("alfa")),
query.Term("text", u("bravo"))])
results = s.search(q, sortedby=fnfacet)
r = [hit["text"] for hit in results]
for t in r[:10]:
tks = t.split()
assert tks.count("alfa") == tks.count("bravo")
def parse(self, input):
"""Parses the input string and returns a Query object/tree.
This method may return None if the input string does not result in any
valid queries. It may also raise a variety of exceptions if the input
string is malformed.
:input: the unicode string to parse.
"""
required = []
optional = []
gramsize = max(self.minchars, min(self.maxchars, len(input)))
if gramsize > len(input):
return None
discardspaces = self.discardspaces
for t in self.analyzerclass(gramsize)(input):
gram = t.text
if " " in gram:
if not discardspaces:
optional.append(gram)
else:
required.append(gram)
if required:
fieldname = self.fieldname
andquery = query.And([query.Term(fieldname, g) for g in required])
if optional:
orquery = query.Or([query.Term(fieldname, g) for g in optional])
return query.AndMaybe([andquery, orquery])
else:
return andquery
else:
return None
def allowed_documents():
#todo: add special case handling for trac_admin and product_owner
for product, perm in self._get_all_user_permissions(context):
if product:
prod_term = query.Term(IndexFields.PRODUCT, product)
else:
prod_term = query.Not(query.Every(IndexFields.PRODUCT))
perm_term = query.Term(IndexFields.REQUIRED_PERMISSION, perm)
yield query.And([prod_term, perm_term])
def test_nested_skip():
schema = fields.Schema(
id=fields.ID(unique=True, stored=True),
name=fields.TEXT(stored=True),
name_ngrams=fields.NGRAMWORDS(minsize=4, field_boost=1.2),
type=fields.TEXT,
)
domain = [(u"book_1", u"The Dark Knight Returns", u"book"),
(u"chapter_1", u"The Dark Knight Returns", u"chapter"),
(u"chapter_2", u"The Dark Knight Triumphant", u"chapter"),
(u"chapter_3", u"Hunt the Dark Knight", u"chapter"),
(u"chapter_4", u"The Dark Knight Falls", u"chapter")]
with TempIndex(schema) as ix:
with ix.writer() as w:
for id, name, typ in domain:
w.add_document(id=id, name=name, name_ngrams=name, type=typ)
with ix.searcher() as s:
all_parents = query.Term("type", "book")
wanted_parents = query.Term("name", "dark")
children_of_wanted_parents = query.NestedChildren(
all_parents, wanted_parents)
r1 = s.search(children_of_wanted_parents)
assert r1.scored_length() == 4
assert [hit["id"] for hit in r1
] == ["chapter_1", "chapter_2", "chapter_3", "chapter_4"]
wanted_children = query.And(
[query.Term("type", "chapter"),
query.Term("name", "hunt")])
r2 = s.search(wanted_children)
assert r2.scored_length() == 1
assert [hit["id"] for hit in r2] == ["chapter_3"]
complex_query = query.And(
[children_of_wanted_parents, wanted_children])
r3 = s.search(complex_query)
assert r3.scored_length() == 1
assert [hit["id"] for hit in r3] == ["chapter_3"]
def document_numbers(self, **kw):
"""Returns a generator of the document numbers for documents
matching the given keyword arguments, where the keyword keys are
field names and the values are terms that must appear in the field.
>>> docnums = list(searcher.document_numbers(emailto=u"*****@*****.**"))
"""
q = query.And([query.Term(k, v) for k, v in kw.iteritems()])
return q.docs(self)
def _Toplevel(self, node, fieldname):
queries = [self._eval(s, fieldname) for s in node]
reqds = [q[0] for q in queries if isinstance(q, tuple)]
if reqds:
nots = [q for q in queries if isinstance(q, query.Not)]
opts = [q for q in queries
if not isinstance(q, query.Not) and not isinstance(q, tuple)]
return query.AndMaybe([query.And(reqds + nots), query.Or(opts)])
else:
return query.Or(queries)
def create_security_filter(self, query_parameters):
security_filter = self.find_security_filter(query_parameters['filter'])
if not security_filter:
security_filter = SecurityFilter()
if query_parameters['filter']:
query_parameters['filter'] = query.And(
[query_parameters['filter'], security_filter])
else:
query_parameters['filter'] = security_filter
return security_filter
def eval_get_ranked_set_baseline(self, basefile):
# Step 1: Read the saved keyterms for a subset of articles
# (created by analyze_baseline_queries)
g = Graph()
g.parse(self.generic_path("keyterms", "analyzed", ".n3"), format="n3")
articles = {}
for (s, p, o) in g:
if not str(s) in articles:
articles[str(s)] = []
articles[str(s)].append(str(o))
# Step 2: Open the large whoosh index containing the text of
# all cases. Then, create a query for each article based on
# the keyterms.
connector = query.Or
indexdir = os.path.sep.join([self.config.datadir, 'ecj', 'index'])
storage = FileStorage(indexdir)
idx = storage.open_index()
searcher = idx.searcher(weighting=scoring.BM25F())
res = {}
# for article in sorted(articles.keys()):
for article in self._articles(basefile):
terms = articles[article]
rankedset = []
#parser = qparser.QueryParser("content", idx.schema)
#q = parser.parse(connector.join(terms))
q = query.And([
# query.Term("articles", article),
connector([query.Term("content", x) for x in terms])
])
# print q
# self.log.debug("Article %s: %s", article, " or ".join(terms))
results = searcher.search(q, limit=None)
resultidx = 0
# self.log.info("Keyterms for result: %r" % results.key_terms("content", docs=10, numterms=10))
for result in results:
reslbl = "%s (%s)" % (result['basefile'],
results.score(resultidx))
rankedset.append([result['basefile'], reslbl])
# self.log.debug(u"\t%s: %2.2d" % (result['title'], results.score(resultidx)))
resultidx += 1
self.log.info(
"Created baseline ranked set for %s: Top result %s (of %s)" %
(article.split("/")[-1], rankedset[0][0], len(rankedset)))
# return just a list of URIs, no scoring information. But the
# full URI isnt available in the whoosh db, so we recreate it.
res[article] = [
"http://lagen.nu/ext/celex/%s" % x[0] for x in rankedset
]
return res
def documents(self, **kw):
"""
Convenience function returns the stored fields of a document
matching the given keyword arguments, where the keyword keys are
field names and the values are terms that must appear in the field.
Returns a generator of dictionaries containing the
stored fields of any documents matching the keyword arguments.
"""
q = query.And([query.Term(k, v) for k, v in kw.iteritems()])
doc_reader = self.doc_reader
return (doc_reader[docnum] for docnum in q.docs(self))
def get_filter(self, querydict):
"""
Generates a Whoosh query filter reflecting which facets are currently selected.
Takes `querydict` - a MultiDict with current HTTP GET params.
"""
terms = []
for field in self.get_fields():
# user-provided values concerning a given field
values = querydict.getlist('filter_' + field)
if values:
subterms = [query.Term(field, val) for val in values]
terms.append(query.Or(subterms))
return query.And(terms)
def GET(self):
search_term = self.request.get_param("s")
if search_term:
search_term = search_term.replace("tag:", "tags:")
searcher = RecipeSearcher()
if self.session.id:
allow = q.Or([
q.And([
q.Term("user", self.session.id),
q.Term("deleted", False),
q.Term("reported", False)
]),
q.And([
q.Term("public", True),
q.Term("deleted", False),
q.Term("reported", False)
])
])
else:
allow = q.And([
q.Term("public", True),
q.Term("deleted", False),
q.Term("reported", False)
])
ids = searcher.search(search_term, collection=True, allow=allow)
if ids is not None:
page = Paginate(ids,
self.request,
"title",
sort_direction_default="desc")
return page
return {"page": None, "pail": None}
def test_multireader_not():
schema = fields.Schema(id=fields.STORED, f=fields.TEXT)
ix = RamStorage().create_index(schema)
w = ix.writer()
w.add_document(id=0, f=u("alfa bravo chralie"))
w.add_document(id=1, f=u("bravo chralie delta"))
w.add_document(id=2, f=u("charlie delta echo"))
w.add_document(id=3, f=u("delta echo foxtrot"))
w.add_document(id=4, f=u("echo foxtrot golf"))
w.commit()
with ix.searcher() as s:
q = query.And([query.Term("f", "delta"),
query.Not(query.Term("f", "delta"))])
r = s.search(q)
assert_equal(len(r), 0)
ix = RamStorage().create_index(schema)
w = ix.writer()
w.add_document(id=5, f=u("alfa bravo chralie"))
w.add_document(id=6, f=u("bravo chralie delta"))
w.commit(merge=False)
w = ix.writer()
w.add_document(id=7, f=u("charlie delta echo"))
w.add_document(id=8, f=u("delta echo foxtrot"))
w.commit(merge=False)
w = ix.writer()
w.add_document(id=9, f=u("echo foxtrot golf"))
w.add_document(id=10, f=u("foxtrot golf delta"))
w.commit(merge=False)
assert len(ix._segments()) > 1
with ix.searcher() as s:
q = query.And([query.Term("f", "delta"),
query.Not(query.Term("f", "delta"))])
r = s.search(q)
assert_equal(len(r), 0)
def test_can_parse_complex_query(self):
parsed_query = self.parser.parse("content:test $ticket $unresolved")
self.assertEqual(
parsed_query,
query.And([
query.Term('content', 'test'),
query.Term('type', 'ticket'),
query.Not(
query.Or([
query.Term('status', 'resolved'),
query.Term('status', 'closed')
]))
]))
def test_filtered_grouped():
schema = fields.Schema(tag=fields.ID, text=fields.TEXT(stored=True))
ix = RamStorage().create_index(schema)
domain = u("alfa bravo charlie delta echo foxtrot").split()
with ix.writer() as w:
for i, ls in enumerate(permutations(domain, 3)):
tag = u(str(i % 3))
w.add_document(tag=tag, text=u(" ").join(ls))
with ix.searcher() as s:
f = query.And([query.Term("text", "charlie"),
query.Term("text", "delta")])
r = s.search(query.Every(), filter=f, groupedby="tag", limit=None)
assert len(r) == 24
def compose_whoosh_terms(field, value, schema):
""" 合成Term """
_qsub = QueryParser(field, schema=schema)
_parse = _qsub.parse(value.lower())
_terms = _parse.all_terms()
if len(_terms) == 1:
return query.Term(field, value.lower())
else:
lst = []
for terms in _terms:
if terms[1]:
lst.append(query.Term(field, terms[1]), )
# 完整的暂时去掉
# lst.append(query.Term(field, value.lower()))
return query.And(lst)
def do_search(txt, sumlevel=None, kind=None, tries=0, limit=10, is_stem=None):
txt = txt.replace(",", "")
my_filter = None
if kind and sumlevel:
kf = query.Term("kind", kind)
sf = query.Term("sumlevel", sumlevel)
my_filter = query.And([kf, sf])
elif kind:
my_filter = query.Term("kind", kind)
elif sumlevel:
my_filter = query.Term("sumlevel", sumlevel)
if is_stem and is_stem > 0 and my_filter is not None:
my_filter = my_filter & query.NumericRange("is_stem", 1, is_stem)
elif is_stem and is_stem > 0 and my_filter is None:
my_filter = query.NumericRange("is_stem", 1, is_stem)
if tries > 2:
return [], [], []
q = qp.parse(txt)
weighter = SimpleWeighter(txt, B=.45, content_B=1.0, K1=1.5)
with ix.searcher(weighting=weighter) as s:
if len(txt) > 2:
corrector = s.corrector("display")
suggs = corrector.suggest(txt, limit=10, maxdist=2, prefix=3)
else:
suggs = []
results = s.search_page(q,
1,
sortedby=[scores],
pagelen=20,
filter=my_filter)
data = [[
r["id"], r["name"], r["zvalue"], r["kind"], r["display"],
r["sumlevel"] if "sumlevel" in r else "",
r["is_stem"] if "is_stem" in r else False,
r["url_name"] if "url_name" in r else None
] for r in results]
if not data and suggs:
return do_search(suggs[0],
sumlevel,
kind,
tries=tries + 1,
limit=limit,
is_stem=is_stem)
return data, suggs, tries
def test_current_terms():
domain = u("alfa bravo charlie delta").split()
schema = fields.Schema(text=fields.TEXT(stored=True))
ix = RamStorage().create_index(schema)
w = ix.writer()
for ls in permutations(domain, 3):
w.add_document(text=" ".join(ls), _stored_text=ls)
w.commit()
with ix.searcher() as s:
q = query.And([query.Term("text", "alfa"),
query.Term("text", "charlie")])
m = q.matcher(s)
while m.is_active():
assert sorted(m.matching_terms()) == [("text", b("alfa")), ("text", b("charlie"))]
m.next()
def lookup(self, source_language, target_language, text):
langfilter = query.And([
query.Term('source_language', source_language),
query.Term('target_language', target_language),
])
self.open_searcher()
text_query = self.parser.parse(text)
matches = self.searcher.search(text_query,
filter=langfilter,
limit=20000)
for match in matches:
similarity = self.comparer.similarity(text, match['source'])
if similarity < 30:
continue
yield (match['source'], match['target'], similarity,
match['origin'])
def test_or_nots1():
# Issue #285
schema = fields.Schema(a=fields.KEYWORD(stored=True),
b=fields.KEYWORD(stored=True))
st = RamStorage()
ix = st.create_index(schema)
with ix.writer() as w:
w.add_document(a=u("alfa"), b=u("charlie"))
with ix.searcher() as s:
q = query.And([query.Term("a", "alfa"),
query.Or([query.Not(query.Term("b", "bravo")),
query.Not(query.Term("b", "charlie"))
])
])
r = s.search(q)
assert len(r) == 1
def lookup(self, source_language, target_language, text, user, project,
use_shared):
langfilter = query.And([
query.Term('source_language', source_language),
query.Term('target_language', target_language),
self.get_filter(user, project, use_shared, True),
])
text_query = self.parser.parse(text)
matches = self.searcher.search(text_query,
filter=langfilter,
limit=20000)
for match in matches:
similarity = self.comparer.similarity(text, match['source'])
if similarity < 30:
continue
yield (match['source'], match['target'], similarity,
match['category'], match['origin'])