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Yuri ZmytrakovYuri Zmytrakov
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‎README.md‎

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@@ -634,3 +634,4 @@ The system uses a precise naming convention:
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- Ensures fair resource allocation among all clients
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- **Examples**: Implementation examples are available in the [examples/rate_limit](examples/rate_limit) directory.
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‎stac_fastapi/opensearch/stac_fastapi/opensearch/database_logic.py‎

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@@ -16,7 +16,7 @@
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from stac_fastapi.core.base_database_logic import BaseDatabaseLogic
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from stac_fastapi.core.serializers import CollectionSerializer, ItemSerializer
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from stac_fastapi.core.utilities import bbox2polygon, get_max_limit
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from stac_fastapi.core.utilities import bbox2polygon, get_bool_env, get_max_limit
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from stac_fastapi.extensions.core.transaction.request import (
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PartialCollection,
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PartialItem,
@@ -301,21 +301,118 @@ def apply_datetime_filter(
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if not datetime_search:
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return search, datetime_search
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if "eq" in datetime_search:
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# For exact matches, include:
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# 1. Items with matching exact datetime
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# 2. Items with datetime:null where the time falls within their range
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should = [
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Q(
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"bool",
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filter=[
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Q("exists", field="properties.datetime"),
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Q("term", **{"properties__datetime": datetime_search["eq"]}),
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],
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),
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Q(
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# USE_DATETIME env var
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# True: Search by datetime, if null search by start/end datetime
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# False: Always search only by start/end datetime
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USE_DATETIME = get_bool_env("USE_DATETIME", default=True)
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if USE_DATETIME:
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if "eq" in datetime_search:
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# For exact matches, include:
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# 1. Items with matching exact datetime
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# 2. Items with datetime:null where the time falls within their range
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should = [
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Q(
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"bool",
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filter=[
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Q("exists", field="properties.datetime"),
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Q(
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"term",
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**{"properties__datetime": datetime_search["eq"]},
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),
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],
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),
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Q(
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"bool",
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filter=[
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Q(
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"bool",
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should=[
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Q(
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"bool",
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must_not=[
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Q("exists", field="properties.datetime")
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],
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),
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Q("term", **{"properties__datetime": None}),
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],
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minimum_should_match=1,
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),
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Q("exists", field="properties.start_datetime"),
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Q("exists", field="properties.end_datetime"),
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Q(
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"range",
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properties__start_datetime={
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"lte": datetime_search["eq"]
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},
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),
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Q(
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"range",
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properties__end_datetime={"gte": datetime_search["eq"]},
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),
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],
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),
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]
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else:
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# For date ranges, include:
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# 1. Items with datetime in the range
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# 2. Items with datetime:null that overlap the search range
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should = [
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Q(
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"bool",
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filter=[
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Q("exists", field="properties.datetime"),
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Q(
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"range",
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properties__datetime={
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"gte": datetime_search["gte"],
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"lte": datetime_search["lte"],
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},
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),
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],
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),
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Q(
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"bool",
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filter=[
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Q(
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"bool",
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should=[
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Q(
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"bool",
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must_not=[
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Q("exists", field="properties.datetime")
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],
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),
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Q("term", **{"properties__datetime": None}),
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],
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minimum_should_match=1,
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),
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Q("exists", field="properties.start_datetime"),
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Q("exists", field="properties.end_datetime"),
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Q(
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"range",
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properties__start_datetime={
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"lte": datetime_search["lte"]
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},
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),
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Q(
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"range",
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properties__end_datetime={
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"gte": datetime_search["gte"]
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},
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),
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],
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),
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]
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return (
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search.query(Q("bool", should=should, minimum_should_match=1)),
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datetime_search,
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)
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else:
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if "eq" in datetime_search:
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filter_query = Q(
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"bool",
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must_not=[Q("exists", field="properties.datetime")],
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filter=[
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Q("exists", field="properties.start_datetime"),
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Q("exists", field="properties.end_datetime"),
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properties__end_datetime={"gte": datetime_search["eq"]},
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),
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],
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),
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]
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else:
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# For date ranges, include:
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# 1. Items with datetime in the range
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# 2. Items with datetime:null that overlap the search range
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should = [
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Q(
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"bool",
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filter=[
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Q("exists", field="properties.datetime"),
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Q(
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"range",
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properties__datetime={
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"gte": datetime_search["gte"],
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"lte": datetime_search["lte"],
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},
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),
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],
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),
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Q(
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)
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else:
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filter_query = Q(
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"bool",
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must_not=[Q("exists", field="properties.datetime")],
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filter=[
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Q("exists", field="properties.start_datetime"),
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Q("exists", field="properties.end_datetime"),
@@ -363,13 +441,8 @@ def apply_datetime_filter(
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properties__end_datetime={"gte": datetime_search["gte"]},
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),
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],
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),
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]
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return (
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search.query(Q("bool", should=should, minimum_should_match=1)),
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datetime_search,
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)
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)
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return search.query(filter_query), datetime_search
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@staticmethod
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def apply_bbox_filter(search: Search, bbox: List):

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