mirror of
https://github.com/paperless-ngx/paperless-ngx.git
synced 2025-04-02 13:45:10 -05:00
Merge branch 'refactor-file-info-extraction' of https://github.com/tikitu/paperless into tikitu-refactor-file-info-extraction
This commit is contained in:
Daniel Quinn
commit
cf5076bcad
@ -24,7 +24,7 @@ from pyocr.tesseract import TesseractError
|
||||
|
||||
from paperless.db import GnuPG
|
||||
|
||||
from .models import Correspondent, Tag, Document, Log
|
||||
from .models import Correspondent, Tag, Document, Log, FileInfo
|
||||
from .languages import ISO639
|
||||
|
||||
|
||||
@ -54,19 +54,6 @@ class Consumer(object):
|
||||
|
||||
DEFAULT_OCR_LANGUAGE = settings.OCR_LANGUAGE
|
||||
|
||||
REGEX_TITLE = re.compile(
|
||||
r"^.*/(.*)\.(pdf|jpe?g|png|gif|tiff)$",
|
||||
flags=re.IGNORECASE
|
||||
)
|
||||
REGEX_CORRESPONDENT_TITLE = re.compile(
|
||||
r"^.*/(.+) - (.*)\.(pdf|jpe?g|png|gif|tiff)$",
|
||||
flags=re.IGNORECASE
|
||||
)
|
||||
REGEX_CORRESPONDENT_TITLE_TAGS = re.compile(
|
||||
r"^.*/(.*) - (.*) - ([a-z0-9\-,]*)\.(pdf|jpe?g|png|gif|tiff)$",
|
||||
flags=re.IGNORECASE
|
||||
)
|
||||
|
||||
def __init__(self):
|
||||
|
||||
self.logger = logging.getLogger(__name__)
|
||||
@ -105,7 +92,7 @@ class Consumer(object):
|
||||
if not os.path.isfile(doc):
|
||||
continue
|
||||
|
||||
if not re.match(self.REGEX_TITLE, doc):
|
||||
if not re.match(FileInfo.REGEX_TITLE, doc):
|
||||
continue
|
||||
|
||||
if doc in self._ignore:
|
||||
@ -269,72 +256,20 @@ class Consumer(object):
|
||||
# Strip out excess white space to allow matching to go smoother
|
||||
return re.sub(r"\s+", " ", r)
|
||||
|
||||
def _guess_attributes_from_name(self, parseable):
|
||||
"""
|
||||
We use a crude naming convention to make handling the correspondent,
|
||||
title, and tags easier:
|
||||
"<correspondent> - <title> - <tags>.<suffix>"
|
||||
"<correspondent> - <title>.<suffix>"
|
||||
"<title>.<suffix>"
|
||||
"""
|
||||
|
||||
def get_correspondent(correspondent_name):
|
||||
return Correspondent.objects.get_or_create(
|
||||
name=correspondent_name,
|
||||
defaults={"slug": slugify(correspondent_name)}
|
||||
)[0]
|
||||
|
||||
def get_tags(tags):
|
||||
r = []
|
||||
for t in tags.split(","):
|
||||
r.append(
|
||||
Tag.objects.get_or_create(slug=t, defaults={"name": t})[0])
|
||||
return tuple(r)
|
||||
|
||||
def get_suffix(suffix):
|
||||
suffix = suffix.lower()
|
||||
if suffix == "jpeg":
|
||||
return "jpg"
|
||||
return suffix
|
||||
|
||||
# First attempt: "<correspondent> - <title> - <tags>.<suffix>"
|
||||
m = re.match(self.REGEX_CORRESPONDENT_TITLE_TAGS, parseable)
|
||||
if m:
|
||||
return (
|
||||
get_correspondent(m.group(1)),
|
||||
m.group(2),
|
||||
get_tags(m.group(3)),
|
||||
get_suffix(m.group(4))
|
||||
)
|
||||
|
||||
# Second attempt: "<correspondent> - <title>.<suffix>"
|
||||
m = re.match(self.REGEX_CORRESPONDENT_TITLE, parseable)
|
||||
if m:
|
||||
return (
|
||||
get_correspondent(m.group(1)),
|
||||
m.group(2),
|
||||
(),
|
||||
get_suffix(m.group(3))
|
||||
)
|
||||
|
||||
# That didn't work, so we assume correspondent and tags are None
|
||||
m = re.match(self.REGEX_TITLE, parseable)
|
||||
return None, m.group(1), (), get_suffix(m.group(2))
|
||||
|
||||
def _store(self, text, doc, thumbnail):
|
||||
|
||||
sender, title, tags, file_type = self._guess_attributes_from_name(doc)
|
||||
relevant_tags = set(list(Tag.match_all(text)) + list(tags))
|
||||
file_info = FileInfo.from_path(doc)
|
||||
relevant_tags = set(list(Tag.match_all(text)) + list(file_info.tags))
|
||||
|
||||
stats = os.stat(doc)
|
||||
|
||||
self.log("debug", "Saving record to database")
|
||||
|
||||
document = Document.objects.create(
|
||||
correspondent=sender,
|
||||
title=title,
|
||||
correspondent=file_info.correspondent,
|
||||
title=file_info.title,
|
||||
content=text,
|
||||
file_type=file_type,
|
||||
file_type=file_info.suffix,
|
||||
created=timezone.make_aware(
|
||||
datetime.datetime.fromtimestamp(stats.st_mtime)),
|
||||
modified=timezone.make_aware(
|
||||
|
||||
@ -12,6 +12,97 @@ from django.utils import timezone
|
||||
from .managers import LogManager
|
||||
|
||||
|
||||
class FileInfo(object):
|
||||
def __init__(self, title, suffix,
|
||||
correspondent=None, tags=None):
|
||||
self._title = title
|
||||
self._suffix = suffix
|
||||
self._correspondent = correspondent
|
||||
self._tags = tags
|
||||
|
||||
REGEX_TITLE = re.compile(
|
||||
r"^.*/(.*)\.(pdf|jpe?g|png|gif|tiff)$",
|
||||
flags=re.IGNORECASE
|
||||
)
|
||||
REGEX_CORRESPONDENT_TITLE = re.compile(
|
||||
r"^.*/(.+) - (.*)\.(pdf|jpe?g|png|gif|tiff)$",
|
||||
flags=re.IGNORECASE
|
||||
)
|
||||
REGEX_CORRESPONDENT_TITLE_TAGS = re.compile(
|
||||
r"^.*/(.*) - (.*) - ([a-z0-9\-,]*)\.(pdf|jpe?g|png|gif|tiff)$",
|
||||
flags=re.IGNORECASE
|
||||
)
|
||||
|
||||
@classmethod
|
||||
def from_path(cls, path):
|
||||
"""
|
||||
We use a crude naming convention to make handling the correspondent,
|
||||
title, and tags easier:
|
||||
"<correspondent> - <title> - <tags>.<suffix>"
|
||||
"<correspondent> - <title>.<suffix>"
|
||||
"<title>.<suffix>"
|
||||
"""
|
||||
|
||||
def get_correspondent(correspondent_name):
|
||||
return Correspondent.objects.get_or_create(
|
||||
name=correspondent_name,
|
||||
defaults={"slug": slugify(correspondent_name)}
|
||||
)[0]
|
||||
|
||||
def get_tags(tags):
|
||||
r = []
|
||||
for t in tags.split(","):
|
||||
r.append(
|
||||
Tag.objects.get_or_create(slug=t, defaults={"name": t})[0])
|
||||
return tuple(r)
|
||||
|
||||
def get_suffix(suffix):
|
||||
suffix = suffix.lower()
|
||||
if suffix == "jpeg":
|
||||
return "jpg"
|
||||
return suffix
|
||||
|
||||
# First attempt: "<correspondent> - <title> - <tags>.<suffix>"
|
||||
m = re.match(cls.REGEX_CORRESPONDENT_TITLE_TAGS, path)
|
||||
if m:
|
||||
return cls(
|
||||
title=m.group(2),
|
||||
correspondent=get_correspondent(m.group(1)),
|
||||
tags=get_tags(m.group(3)),
|
||||
suffix=get_suffix(m.group(4))
|
||||
)
|
||||
|
||||
# Second attempt: "<correspondent> - <title>.<suffix>"
|
||||
m = re.match(cls.REGEX_CORRESPONDENT_TITLE, path)
|
||||
if m:
|
||||
return cls(
|
||||
title=m.group(2),
|
||||
correspondent=get_correspondent(m.group(1)),
|
||||
tags=(),
|
||||
suffix=get_suffix(m.group(3))
|
||||
)
|
||||
|
||||
# That didn't work, so we assume correspondent and tags are None
|
||||
m = re.match(cls.REGEX_TITLE, path)
|
||||
return FileInfo(
|
||||
title=m.group(1), tags=(), suffix=get_suffix(m.group(2)))
|
||||
|
||||
@property
|
||||
def title(self):
|
||||
return self._title
|
||||
|
||||
@property
|
||||
def correspondent(self):
|
||||
return self._correspondent
|
||||
|
||||
@property
|
||||
def tags(self):
|
||||
return self._tags
|
||||
|
||||
@property
|
||||
def suffix(self):
|
||||
return self._suffix
|
||||
|
||||
class SluggedModel(models.Model):
|
||||
|
||||
name = models.CharField(max_length=128, unique=True)
|
||||
|
||||
@ -1,12 +1,11 @@
|
||||
from django.test import TestCase
|
||||
|
||||
from ..consumer import Consumer
|
||||
from ..models import FileInfo
|
||||
|
||||
|
||||
class TestAttachment(TestCase):
|
||||
|
||||
TAGS = ("tag1", "tag2", "tag3")
|
||||
CONSUMER = Consumer()
|
||||
SUFFIXES = (
|
||||
"pdf", "png", "jpg", "jpeg", "gif",
|
||||
"PDF", "PNG", "JPG", "JPEG", "GIF",
|
||||
@ -16,14 +15,14 @@ class TestAttachment(TestCase):
|
||||
def _test_guess_attributes_from_name(self, path, sender, title, tags):
|
||||
for suffix in self.SUFFIXES:
|
||||
f = path.format(suffix)
|
||||
results = self.CONSUMER._guess_attributes_from_name(f)
|
||||
self.assertEqual(results[0].name, sender, f)
|
||||
self.assertEqual(results[1], title, f)
|
||||
self.assertEqual(tuple([t.slug for t in results[2]]), tags, f)
|
||||
file_info = FileInfo.from_path(f)
|
||||
self.assertEqual(file_info.correspondent.name, sender, f)
|
||||
self.assertEqual(file_info.title, title, f)
|
||||
self.assertEqual(tuple([t.slug for t in file_info.tags]), tags, f)
|
||||
if suffix.lower() == "jpeg":
|
||||
self.assertEqual(results[3], "jpg", f)
|
||||
self.assertEqual(file_info.suffix, "jpg", f)
|
||||
else:
|
||||
self.assertEqual(results[3], suffix.lower(), f)
|
||||
self.assertEqual(file_info.suffix, suffix.lower(), f)
|
||||
|
||||
def test_guess_attributes_from_name0(self):
|
||||
self._test_guess_attributes_from_name(
|
||||
@ -92,3 +91,95 @@ class TestAttachment(TestCase):
|
||||
"Τιτλε",
|
||||
self.TAGS
|
||||
)
|
||||
|
||||
def test_guess_attributes_from_name_when_correspondent_empty(self):
|
||||
self._test_guess_attributes_from_name(
|
||||
'/path/to/ - weird empty correspondent but should not break.{}',
|
||||
None,
|
||||
' - weird empty correspondent but should not break',
|
||||
()
|
||||
)
|
||||
|
||||
def test_guess_attributes_from_name_when_title_starts_with_dash(self):
|
||||
self._test_guess_attributes_from_name(
|
||||
'/path/to/- weird but should not break.{}',
|
||||
None,
|
||||
'- weird but should not break',
|
||||
()
|
||||
)
|
||||
|
||||
def test_guess_attributes_from_name_when_title_ends_with_dash(self):
|
||||
self._test_guess_attributes_from_name(
|
||||
'/path/to/weird but should not break -.{}',
|
||||
None,
|
||||
'weird but should not break -',
|
||||
()
|
||||
)
|
||||
|
||||
def test_guess_attributes_from_name_when_title_is_empty(self):
|
||||
self._test_guess_attributes_from_name(
|
||||
'/path/to/weird correspondent but should not break - .{}',
|
||||
'weird correspondent but should not break',
|
||||
'',
|
||||
()
|
||||
)
|
||||
|
||||
|
||||
class Permutations(TestCase):
|
||||
valid_correspondents = ['timmy', 'Dr. McWheelie',
|
||||
'Dash Gor-don', 'ο Θερμαστής']
|
||||
valid_titles = ['title', 'Title w Spaces', 'Title a-dash', 'Τίτλος', '']
|
||||
valid_tags = ['tag', 'tig,tag', '-', '0,1,2', '']
|
||||
valid_suffixes = ['pdf', 'png', 'jpg', 'jpeg', 'gif']
|
||||
|
||||
def _test_guessed_attributes(
|
||||
self, filename, title, suffix, correspondent=None, tags=None):
|
||||
file_info = FileInfo.from_path(filename)
|
||||
|
||||
# Required
|
||||
self.assertEqual(file_info.title, title, filename)
|
||||
if suffix == 'jpeg':
|
||||
suffix = 'jpg'
|
||||
self.assertEqual(file_info.suffix, suffix, filename)
|
||||
# Optional
|
||||
if correspondent is None:
|
||||
self.assertEqual(file_info.correspondent,
|
||||
correspondent, filename)
|
||||
else:
|
||||
self.assertEqual(file_info.correspondent.name,
|
||||
correspondent, filename)
|
||||
if tags is None:
|
||||
self.assertEqual(file_info.tags, (), filename)
|
||||
else:
|
||||
self.assertEqual([t.slug for t in file_info.tags],
|
||||
tags.split(','),
|
||||
filename)
|
||||
|
||||
def test_just_title(self):
|
||||
template = '/path/to/{title}.{suffix}'
|
||||
for title in self.valid_titles:
|
||||
for suffix in self.valid_suffixes:
|
||||
spec = dict(title=title, suffix=suffix)
|
||||
filename = template.format(**spec)
|
||||
self._test_guessed_attributes(filename, **spec)
|
||||
|
||||
def test_title_and_correspondent(self):
|
||||
template = '/path/to/{correspondent} - {title}.{suffix}'
|
||||
for correspondent in self.valid_correspondents:
|
||||
for title in self.valid_titles:
|
||||
for suffix in self.valid_suffixes:
|
||||
spec = dict(correspondent=correspondent, title=title,
|
||||
suffix=suffix)
|
||||
filename = template.format(**spec)
|
||||
self._test_guessed_attributes(filename, **spec)
|
||||
|
||||
def test_title_and_correspondent_and_tags(self):
|
||||
template = '/path/to/{correspondent} - {title} - {tags}.{suffix}'
|
||||
for correspondent in self.valid_correspondents:
|
||||
for title in self.valid_titles:
|
||||
for tags in self.valid_tags:
|
||||
for suffix in self.valid_suffixes:
|
||||
spec = dict(correspondent=correspondent, title=title,
|
||||
tags=tags, suffix=suffix)
|
||||
filename = template.format(**spec)
|
||||
self._test_guessed_attributes(filename, **spec)
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user