Hooks up the class and fixes up the old testing. Includes ocr to date parser conversion we now do

This commit is contained in:
Trenton H
2026-01-28 14:13:29 -08:00
parent 9b7ae1c8ea
commit 32771391ad
6 changed files with 15 additions and 620 deletions

View File

@@ -32,12 +32,12 @@ from documents.models import WorkflowTrigger
from documents.parsers import DocumentParser
from documents.parsers import ParseError
from documents.parsers import get_parser_class_for_mime_type
from documents.parsers import parse_date
from documents.permissions import set_permissions_for_object
from documents.plugins.base import AlwaysRunPluginMixin
from documents.plugins.base import ConsumeTaskPlugin
from documents.plugins.base import NoCleanupPluginMixin
from documents.plugins.base import NoSetupPluginMixin
from documents.plugins.date_parsing import get_date_parser
from documents.plugins.helpers import ProgressManager
from documents.plugins.helpers import ProgressStatusOptions
from documents.signals import document_consumption_finished
@@ -426,7 +426,8 @@ class ConsumerPlugin(
ProgressStatusOptions.WORKING,
ConsumerStatusShortMessage.PARSE_DATE,
)
date = parse_date(self.filename, text)
date_parser = get_date_parser()
date = next(date_parser.parse(self.filename, text), None)
archive_path = document_parser.get_archive_path()
page_count = document_parser.get_page_count(self.working_copy, mime_type)

View File

@@ -9,22 +9,17 @@ import subprocess
import tempfile
from functools import lru_cache
from pathlib import Path
from re import Match
from typing import TYPE_CHECKING
from django.conf import settings
from django.utils import timezone
from documents.loggers import LoggingMixin
from documents.signals import document_consumer_declaration
from documents.utils import copy_file_with_basic_stats
from documents.utils import run_subprocess
from paperless.config import OcrConfig
from paperless.utils import ocr_to_dateparser_languages
if TYPE_CHECKING:
import datetime
from collections.abc import Iterator
# This regular expression will try to find dates in the document at
# hand and will match the following formats:
@@ -259,75 +254,6 @@ def make_thumbnail_from_pdf(in_path: Path, temp_dir: Path, logging_group=None) -
return out_path
def parse_date(filename, text) -> datetime.datetime | None:
return next(parse_date_generator(filename, text), None)
def parse_date_generator(filename, text) -> Iterator[datetime.datetime]:
"""
Returns the date of the document.
"""
def __parser(ds: str, date_order: str) -> datetime.datetime:
"""
Call dateparser.parse with a particular date ordering
"""
import dateparser
ocr_config = OcrConfig()
languages = settings.DATE_PARSER_LANGUAGES or ocr_to_dateparser_languages(
ocr_config.language,
)
return dateparser.parse(
ds,
settings={
"DATE_ORDER": date_order,
"PREFER_DAY_OF_MONTH": "first",
"RETURN_AS_TIMEZONE_AWARE": True,
"TIMEZONE": settings.TIME_ZONE,
},
locales=languages,
)
def __filter(date: datetime.datetime) -> datetime.datetime | None:
if (
date is not None
and date.year > 1900
and date <= timezone.now()
and date.date() not in settings.IGNORE_DATES
):
return date
return None
def __process_match(
match: Match[str],
date_order: str,
) -> datetime.datetime | None:
date_string = match.group(0)
try:
date = __parser(date_string, date_order)
except Exception:
# Skip all matches that do not parse to a proper date
date = None
return __filter(date)
def __process_content(content: str, date_order: str) -> Iterator[datetime.datetime]:
for m in re.finditer(DATE_REGEX, content):
date = __process_match(m, date_order)
if date is not None:
yield date
# if filename date parsing is enabled, search there first:
if settings.FILENAME_DATE_ORDER:
yield from __process_content(filename, settings.FILENAME_DATE_ORDER)
# Iterate through all regex matches in text and try to parse the date
yield from __process_content(text, settings.DATE_ORDER)
class ParseError(Exception):
pass

View File

@@ -10,6 +10,7 @@ from django.utils import timezone
from documents.plugins.date_parsing.base import DateParserConfig
from documents.plugins.date_parsing.base import DateParserPluginBase
from documents.plugins.date_parsing.regex_parser import RegexDateParserPlugin
from paperless.utils import ocr_to_dateparser_languages
logger = logging.getLogger(__name__)
@@ -73,7 +74,10 @@ def get_date_parser() -> DateParserPluginBase:
# 2. Load configuration from settings
# TODO: Get the language from the settings and/or configuration object, depending
languages = settings.DATE_PARSER_LANGUAGES
languages = languages = (
settings.DATE_PARSER_LANGUAGES
or ocr_to_dateparser_languages(settings.OCR_LANGUAGE)
)
config = DateParserConfig(
languages=languages,

View File

@@ -1978,11 +1978,11 @@ class TestDocumentApi(DirectoriesMixin, DocumentConsumeDelayMixin, APITestCase):
response = self.client.get(f"/api/documents/{doc.pk}/suggestions/")
self.assertEqual(response.status_code, status.HTTP_200_OK)
@mock.patch("documents.parsers.parse_date_generator")
@mock.patch("documents.views.get_date_parser")
@override_settings(NUMBER_OF_SUGGESTED_DATES=0)
def test_get_suggestions_dates_disabled(
self,
parse_date_generator,
mock_get_date_parser: mock.MagicMock,
):
"""
GIVEN:
@@ -1999,7 +1999,8 @@ class TestDocumentApi(DirectoriesMixin, DocumentConsumeDelayMixin, APITestCase):
)
self.client.get(f"/api/documents/{doc.pk}/suggestions/")
self.assertFalse(parse_date_generator.called)
mock_get_date_parser.assert_not_called()
def test_saved_views(self):
u1 = User.objects.create_superuser("user1")

View File

@@ -1,538 +0,0 @@
import datetime
from zoneinfo import ZoneInfo
import pytest
from pytest_django.fixtures import SettingsWrapper
from documents.parsers import parse_date
from documents.parsers import parse_date_generator
@pytest.mark.django_db()
class TestDate:
def test_date_format_1(self):
text = "lorem ipsum 130218 lorem ipsum"
assert parse_date("", text) is None
def test_date_format_2(self):
text = "lorem ipsum 2018 lorem ipsum"
assert parse_date("", text) is None
def test_date_format_3(self):
text = "lorem ipsum 20180213 lorem ipsum"
assert parse_date("", text) is None
def test_date_format_4(self, settings_timezone: ZoneInfo):
text = "lorem ipsum 13.02.2018 lorem ipsum"
date = parse_date("", text)
assert date == datetime.datetime(2018, 2, 13, 0, 0, tzinfo=settings_timezone)
def test_date_format_5(self, settings_timezone: ZoneInfo):
text = "lorem ipsum 130218, 2018, 20180213 and lorem 13.02.2018 lorem ipsum"
date = parse_date("", text)
assert date == datetime.datetime(2018, 2, 13, 0, 0, tzinfo=settings_timezone)
def test_date_format_6(self):
text = (
"lorem ipsum\n"
"Wohnort\n"
"3100\n"
"IBAN\n"
"AT87 4534\n"
"1234\n"
"1234 5678\n"
"BIC\n"
"lorem ipsum"
)
assert parse_date("", text) is None
def test_date_format_7(
self,
settings: SettingsWrapper,
settings_timezone: ZoneInfo,
):
settings.DATE_PARSER_LANGUAGES = ["de"]
text = "lorem ipsum\nMärz 2019\nlorem ipsum"
date = parse_date("", text)
assert date == datetime.datetime(2019, 3, 1, 0, 0, tzinfo=settings_timezone)
def test_date_format_8(
self,
settings: SettingsWrapper,
settings_timezone: ZoneInfo,
):
settings.DATE_PARSER_LANGUAGES = ["de"]
text = (
"lorem ipsum\n"
"Wohnort\n"
"3100\n"
"IBAN\n"
"AT87 4534\n"
"1234\n"
"1234 5678\n"
"BIC\n"
"lorem ipsum\n"
"März 2020"
)
assert parse_date("", text) == datetime.datetime(
2020,
3,
1,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_9(
self,
settings: SettingsWrapper,
settings_timezone: ZoneInfo,
):
settings.DATE_PARSER_LANGUAGES = ["de"]
text = "lorem ipsum\n27. Nullmonth 2020\nMärz 2020\nlorem ipsum"
assert parse_date("", text) == datetime.datetime(
2020,
3,
1,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_10(self, settings_timezone: ZoneInfo):
text = "Customer Number Currency 22-MAR-2022 Credit Card 1934829304"
assert parse_date("", text) == datetime.datetime(
2022,
3,
22,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_11(self, settings_timezone: ZoneInfo):
text = "Customer Number Currency 22 MAR 2022 Credit Card 1934829304"
assert parse_date("", text) == datetime.datetime(
2022,
3,
22,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_12(self, settings_timezone: ZoneInfo):
text = "Customer Number Currency 22/MAR/2022 Credit Card 1934829304"
assert parse_date("", text) == datetime.datetime(
2022,
3,
22,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_13(self, settings_timezone: ZoneInfo):
text = "Customer Number Currency 22.MAR.2022 Credit Card 1934829304"
assert parse_date("", text) == datetime.datetime(
2022,
3,
22,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_14(self, settings_timezone: ZoneInfo):
text = "Customer Number Currency 22.MAR 2022 Credit Card 1934829304"
assert parse_date("", text) == datetime.datetime(
2022,
3,
22,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_15(self):
text = "Customer Number Currency 22.MAR.22 Credit Card 1934829304"
assert parse_date("", text) is None
def test_date_format_16(self):
text = "Customer Number Currency 22.MAR,22 Credit Card 1934829304"
assert parse_date("", text) is None
def test_date_format_17(self):
text = "Customer Number Currency 22,MAR,2022 Credit Card 1934829304"
assert parse_date("", text) is None
def test_date_format_18(self):
text = "Customer Number Currency 22 MAR,2022 Credit Card 1934829304"
assert parse_date("", text) is None
def test_date_format_19(self, settings_timezone: ZoneInfo):
text = "Customer Number Currency 21st MAR 2022 Credit Card 1934829304"
assert parse_date("", text) == datetime.datetime(
2022,
3,
21,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_20(self, settings_timezone: ZoneInfo):
text = "Customer Number Currency 22nd March 2022 Credit Card 1934829304"
assert parse_date("", text) == datetime.datetime(
2022,
3,
22,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_21(self, settings_timezone: ZoneInfo):
text = "Customer Number Currency 2nd MAR 2022 Credit Card 1934829304"
assert parse_date("", text) == datetime.datetime(
2022,
3,
2,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_22(self, settings_timezone: ZoneInfo):
text = "Customer Number Currency 23rd MAR 2022 Credit Card 1934829304"
assert parse_date("", text) == datetime.datetime(
2022,
3,
23,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_23(self, settings_timezone: ZoneInfo):
text = "Customer Number Currency 24th MAR 2022 Credit Card 1934829304"
assert parse_date("", text) == datetime.datetime(
2022,
3,
24,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_24(self, settings_timezone: ZoneInfo):
text = "Customer Number Currency 21-MAR-2022 Credit Card 1934829304"
assert parse_date("", text) == datetime.datetime(
2022,
3,
21,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_25(self, settings_timezone: ZoneInfo):
text = "Customer Number Currency 25TH MAR 2022 Credit Card 1934829304"
assert parse_date("", text) == datetime.datetime(
2022,
3,
25,
0,
0,
tzinfo=settings_timezone,
)
def test_date_format_26(self, settings_timezone: ZoneInfo):
text = "CHASE 0 September 25, 2019 JPMorgan Chase Bank, NA. P0 Box 182051"
assert parse_date("", text) == datetime.datetime(
2019,
9,
25,
0,
0,
tzinfo=settings_timezone,
)
def test_crazy_date_past(self):
assert parse_date("", "01-07-0590 00:00:00") is None
def test_crazy_date_future(self):
assert parse_date("", "01-07-2350 00:00:00") is None
def test_crazy_date_with_spaces(self):
assert parse_date("", "20 408000l 2475") is None
def test_utf_month_names(
self,
settings: SettingsWrapper,
settings_timezone: ZoneInfo,
):
settings.DATE_PARSER_LANGUAGES = ["fr", "de", "hr", "cs", "pl", "tr"]
assert parse_date("", "13 décembre 2023") == datetime.datetime(
2023,
12,
13,
0,
0,
tzinfo=settings_timezone,
)
assert parse_date("", "13 août 2022") == datetime.datetime(
2022,
8,
13,
0,
0,
tzinfo=settings_timezone,
)
assert parse_date("", "11 März 2020") == datetime.datetime(
2020,
3,
11,
0,
0,
tzinfo=settings_timezone,
)
assert parse_date("", "17. ožujka 2018.") == datetime.datetime(
2018,
3,
17,
0,
0,
tzinfo=settings_timezone,
)
assert parse_date("", "1. veljače 2016.") == datetime.datetime(
2016,
2,
1,
0,
0,
tzinfo=settings_timezone,
)
assert parse_date("", "15. února 1985") == datetime.datetime(
1985,
2,
15,
0,
0,
tzinfo=settings_timezone,
)
assert parse_date("", "30. září 2011") == datetime.datetime(
2011,
9,
30,
0,
0,
tzinfo=settings_timezone,
)
assert parse_date("", "28. května 1990") == datetime.datetime(
1990,
5,
28,
0,
0,
tzinfo=settings_timezone,
)
assert parse_date("", "1. grudzień 1997") == datetime.datetime(
1997,
12,
1,
0,
0,
tzinfo=settings_timezone,
)
assert parse_date("", "17 Şubat 2024") == datetime.datetime(
2024,
2,
17,
0,
0,
tzinfo=settings_timezone,
)
assert parse_date("", "30 Ağustos 2012") == datetime.datetime(
2012,
8,
30,
0,
0,
tzinfo=settings_timezone,
)
assert parse_date("", "17 Eylül 2000") == datetime.datetime(
2000,
9,
17,
0,
0,
tzinfo=settings_timezone,
)
assert parse_date("", "5. október 1992") == datetime.datetime(
1992,
10,
5,
0,
0,
tzinfo=settings_timezone,
)
def test_multiple_dates(self, settings_timezone: ZoneInfo):
text = """This text has multiple dates.
For example 02.02.2018, 22 July 2022 and December 2021.
But not 24-12-9999 because it's in the future..."""
dates = list(parse_date_generator("", text))
assert dates == [
datetime.datetime(2018, 2, 2, 0, 0, tzinfo=settings_timezone),
datetime.datetime(
2022,
7,
22,
0,
0,
tzinfo=settings_timezone,
),
datetime.datetime(
2021,
12,
1,
0,
0,
tzinfo=settings_timezone,
),
]
def test_filename_date_parse_valid_ymd(
self,
settings: SettingsWrapper,
settings_timezone: ZoneInfo,
):
"""
GIVEN:
- Date parsing from the filename is enabled
- Filename date format is with Year Month Day (YMD)
- Filename contains date matching the format
THEN:
- Should parse the date from the filename
"""
settings.FILENAME_DATE_ORDER = "YMD"
assert parse_date(
"/tmp/Scan-2022-04-01.pdf",
"No date in here",
) == datetime.datetime(2022, 4, 1, 0, 0, tzinfo=settings_timezone)
def test_filename_date_parse_valid_dmy(
self,
settings: SettingsWrapper,
settings_timezone: ZoneInfo,
):
"""
GIVEN:
- Date parsing from the filename is enabled
- Filename date format is with Day Month Year (DMY)
- Filename contains date matching the format
THEN:
- Should parse the date from the filename
"""
settings.FILENAME_DATE_ORDER = "DMY"
assert parse_date(
"/tmp/Scan-10.01.2021.pdf",
"No date in here",
) == datetime.datetime(2021, 1, 10, 0, 0, tzinfo=settings_timezone)
def test_filename_date_parse_invalid(self, settings: SettingsWrapper):
"""
GIVEN:
- Date parsing from the filename is enabled
- Filename includes no date
- File content includes no date
THEN:
- No date is parsed
"""
settings.FILENAME_DATE_ORDER = "YMD"
assert parse_date("/tmp/20 408000l 2475 - test.pdf", "No date in here") is None
def test_filename_date_ignored_use_content(
self,
settings: SettingsWrapper,
settings_timezone: ZoneInfo,
):
"""
GIVEN:
- Date parsing from the filename is enabled
- Filename date format is with Day Month Year (YMD)
- Date order is Day Month Year (DMY, the default)
- Filename contains date matching the format
- Filename date is an ignored date
- File content includes a date
THEN:
- Should parse the date from the content not filename
"""
settings.FILENAME_DATE_ORDER = "YMD"
settings.IGNORE_DATES = (datetime.date(2022, 4, 1),)
assert parse_date(
"/tmp/Scan-2022-04-01.pdf",
"The matching date is 24.03.2022",
) == datetime.datetime(2022, 3, 24, 0, 0, tzinfo=settings_timezone)
def test_ignored_dates_default_order(
self,
settings: SettingsWrapper,
settings_timezone: ZoneInfo,
):
"""
GIVEN:
- Ignore dates have been set
- File content includes ignored dates
- File content includes 1 non-ignored date
THEN:
- Should parse the date non-ignored date from content
"""
settings.IGNORE_DATES = (datetime.date(2019, 11, 3), datetime.date(2020, 1, 17))
text = "lorem ipsum 110319, 20200117 and lorem 13.02.2018 lorem ipsum"
assert parse_date("", text) == datetime.datetime(
2018,
2,
13,
0,
0,
tzinfo=settings_timezone,
)
def test_ignored_dates_order_ymd(
self,
settings: SettingsWrapper,
settings_timezone: ZoneInfo,
):
"""
GIVEN:
- Ignore dates have been set
- Date order is Year Month Date (YMD)
- File content includes ignored dates
- File content includes 1 non-ignored date
THEN:
- Should parse the date non-ignored date from content
"""
settings.FILENAME_DATE_ORDER = "YMD"
settings.IGNORE_DATES = (datetime.date(2019, 11, 3), datetime.date(2020, 1, 17))
text = "lorem ipsum 190311, 20200117 and lorem 13.02.2018 lorem ipsum"
assert parse_date("", text) == datetime.datetime(
2018,
2,
13,
0,
0,
tzinfo=settings_timezone,
)

View File

@@ -148,7 +148,6 @@ from documents.models import Workflow
from documents.models import WorkflowAction
from documents.models import WorkflowTrigger
from documents.parsers import get_parser_class_for_mime_type
from documents.parsers import parse_date_generator
from documents.permissions import AcknowledgeTasksPermissions
from documents.permissions import PaperlessAdminPermissions
from documents.permissions import PaperlessNotePermissions
@@ -158,6 +157,7 @@ from documents.permissions import get_document_count_filter_for_user
from documents.permissions import get_objects_for_user_owner_aware
from documents.permissions import has_perms_owner_aware
from documents.permissions import set_permissions_for_object
from documents.plugins.date_parsing import get_date_parser
from documents.schema import generate_object_with_permissions_schema
from documents.serialisers import AcknowledgeTasksViewSerializer
from documents.serialisers import BulkDownloadSerializer
@@ -1023,7 +1023,8 @@ class DocumentViewSet(
dates = []
if settings.NUMBER_OF_SUGGESTED_DATES > 0:
gen = parse_date_generator(doc.filename, doc.content)
date_parser = get_date_parser()
gen = date_parser.parse(doc.filename, doc.content)
dates = sorted(
{
i