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tasks.py
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tasks.py
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from billiard.exceptions import WorkerLostError
from celery.utils.log import get_task_logger
from celery_once import QueueOnce
from django.apps import apps
from django.conf import settings
from django.core.mail import EmailMessage
from django.core.management import call_command
from django.template.loader import render_to_string
from django_elasticsearch_dsl.registries import registry
from pydash import get
from core.celery import app
from core.common.constants import CONFIRM_EMAIL_ADDRESS_MAIL_SUBJECT, PASSWORD_RESET_MAIL_SUBJECT
from core.common.utils import write_export_file, web_url, get_resource_class_from_resource_name
logger = get_task_logger(__name__)
@app.task(base=QueueOnce)
def delete_organization(org_id):
from core.orgs.models import Organization
logger.info('Finding org...')
org = Organization.objects.filter(id=org_id).first()
if not org:
logger.info('Not found org %s', org_id)
return
try:
logger.info('Found org %s. Beginning purge...', org.mnemonic)
org.delete()
logger.info('Purge complete!')
except Exception as ex:
logger.info('Org delete failed for %s with exception %s', org.mnemonic, ex.args)
@app.task(base=QueueOnce)
def delete_source(source_id):
from core.sources.models import Source
logger.info('Finding source...')
source = Source.objects.filter(id=source_id).first()
if not source:
logger.info('Not found source %s', source_id)
return None
try:
logger.info('Found source %s. Beginning purge...', source.mnemonic)
source.batch_delete(source.concepts_set)
source.batch_delete(source.mappings_set)
source.delete(force=True)
logger.info('Delete complete!')
return True
except Exception as ex:
logger.info('Source delete failed for %s with exception %s', source.mnemonic, ex.args)
return ex
@app.task(base=QueueOnce, bind=True)
def export_source(self, version_id):
from core.sources.models import Source
logger.info('Finding source version...')
version = Source.objects.filter(id=version_id).select_related(
'organization', 'user'
).first()
if not version: # pragma: no cover
logger.info('Not found source version %s', version_id)
return
version.add_processing(self.request.id)
try:
logger.info('Found source version %s. Beginning export...', version.version)
write_export_file(version, 'source', 'core.sources.serializers.SourceVersionExportSerializer', logger)
logger.info('Export complete!')
finally:
version.remove_processing(self.request.id)
@app.task(base=QueueOnce, bind=True)
def export_collection(self, version_id):
from core.collections.models import Collection
logger.info('Finding collection version...')
version = Collection.objects.filter(id=version_id).select_related(
'organization', 'user'
).first()
if not version: # pragma: no cover
logger.info('Not found collection version %s', version_id)
return
version.add_processing(self.request.id)
try:
logger.info('Found collection version %s. Beginning export...', version.version)
write_export_file(
version, 'collection', 'core.collections.serializers.CollectionVersionExportSerializer', logger
)
logger.info('Export complete!')
finally:
version.remove_processing(self.request.id)
@app.task(bind=True)
def add_references(
self, user_id, data, collection_id, cascade_mappings=False, cascade_to_concepts=False
): # pylint: disable=too-many-arguments,too-many-locals
from core.users.models import UserProfile
from core.collections.models import Collection
user = UserProfile.objects.get(id=user_id)
collection = Collection.objects.get(id=collection_id)
head = collection.get_head()
head.add_processing(self.request.id)
try:
(added_references, errors) = collection.add_expressions(data, user, cascade_mappings, cascade_to_concepts)
finally:
head.remove_processing(self.request.id)
for ref in added_references:
if ref.concepts:
for concept in ref.concepts:
concept.index()
if ref.mappings:
for mapping in ref.mappings:
mapping.index()
return errors
def __handle_save(instance):
if instance:
registry.update(instance)
registry.update_related(instance)
def __handle_pre_delete(instance):
if instance:
registry.delete_related(instance)
@app.task(
ignore_result=True, autoretry_for=(Exception, WorkerLostError, ), retry_kwargs={'max_retries': 2, 'countdown': 2},
acks_late=True, reject_on_worker_lost=True
)
def handle_save(app_name, model_name, instance_id):
__handle_save(apps.get_model(app_name, model_name).objects.filter(id=instance_id).first())
@app.task(
ignore_result=True, autoretry_for=(Exception, WorkerLostError, ), retry_kwargs={'max_retries': 2, 'countdown': 2},
acks_late=True, reject_on_worker_lost=True
)
def handle_m2m_changed(app_name, model_name, instance_id, action):
instance = apps.get_model(app_name, model_name).objects.filter(id=instance_id).first()
if instance:
if action in ('post_add', 'post_remove', 'post_clear'):
__handle_save(instance)
elif action in ('pre_remove', 'pre_clear'):
__handle_pre_delete(instance)
@app.task(ignore_result=True)
def handle_pre_delete(app_name, model_name, instance_id):
__handle_pre_delete(apps.get_model(app_name, model_name).objects.filter(id=instance_id).first())
@app.task(base=QueueOnce)
def populate_indexes(app_names=None): # app_names has to be an iterable of strings
__run_search_index_command('--populate', app_names)
@app.task(base=QueueOnce)
def rebuild_indexes(app_names=None): # app_names has to be an iterable of strings
__run_search_index_command('--rebuild', app_names)
def __run_search_index_command(command, app_names=None):
if not command:
return
if app_names:
call_command('search_index', f'{command}', '-f', '--models', *app_names, '--parallel')
else:
call_command('search_index', command, '-f', '--parallel')
@app.task(base=QueueOnce)
def bulk_import(to_import, username, update_if_exists):
from core.importers.models import BulkImport
return BulkImport(content=to_import, username=username, update_if_exists=update_if_exists).run()
@app.task(base=QueueOnce, bind=True)
def bulk_import_parallel_inline(self, to_import, username, update_if_exists, threads=5):
from core.importers.models import BulkImportParallelRunner
return BulkImportParallelRunner(
content=to_import, username=username, update_if_exists=update_if_exists, parallel=threads,
self_task_id=self.request.id
).run()
@app.task(base=QueueOnce)
def bulk_import_inline(to_import, username, update_if_exists):
from core.importers.models import BulkImportInline
return BulkImportInline(content=to_import, username=username, update_if_exists=update_if_exists).run()
@app.task(bind=True)
def bulk_import_parts_inline(self, input_list, username, update_if_exists):
from core.importers.models import BulkImportInline
return BulkImportInline(
content=None, username=username, update_if_exists=update_if_exists, input_list=input_list,
self_task_id=self.request.id
).run()
@app.task
def send_user_verification_email(user_id):
from core.users.models import UserProfile
user = UserProfile.objects.filter(id=user_id).first()
if not user:
return user
html_body = render_to_string(
'verification.html', {
'user': user,
'url': user.email_verification_url,
}
)
mail = EmailMessage(subject=CONFIRM_EMAIL_ADDRESS_MAIL_SUBJECT, body=html_body, to=[user.email])
mail.content_subtype = "html"
res = mail.send()
return mail if get(settings, 'TEST_MODE', False) else res
@app.task
def send_user_reset_password_email(user_id):
from core.users.models import UserProfile
user = UserProfile.objects.filter(id=user_id).first()
if not user:
return user
html_body = render_to_string(
'password_reset.html', {
'user': user,
'url': user.reset_password_url,
'web_url': web_url(),
}
)
mail = EmailMessage(subject=PASSWORD_RESET_MAIL_SUBJECT, body=html_body, to=[user.email])
mail.content_subtype = "html"
res = mail.send()
return mail if get(settings, 'TEST_MODE', False) else res
@app.task(bind=True)
def seed_children(self, resource, obj_id, export=True):
instance = None
export_task = None
if resource == 'source':
from core.sources.models import Source
instance = Source.objects.filter(id=obj_id).first()
export_task = export_source
if resource == 'collection':
from core.collections.models import Collection
instance = Collection.objects.filter(id=obj_id).first()
export_task = export_collection
if instance:
task_id = self.request.id
index = not export
try:
instance.add_processing(task_id)
instance.seed_concepts(index=index)
instance.seed_mappings(index=index)
instance.seed_references()
if export:
export_task.delay(obj_id)
instance.index_children()
finally:
instance.remove_processing(task_id)
@app.task
def update_validation_schema(instance_type, instance_id, target_schema):
klass = get_resource_class_from_resource_name(instance_type)
instance = klass.objects.get(id=instance_id)
instance.custom_validation_schema = target_schema
errors = {}
failed_concept_validations = instance.validate_child_concepts() or []
if failed_concept_validations:
errors.update({'failed_concept_validations': failed_concept_validations})
if errors:
return errors
instance.save()
return None
@app.task(
ignore_result=True, autoretry_for=(Exception, WorkerLostError, ), retry_kwargs={'max_retries': 2, 'countdown': 2},
acks_late=True, reject_on_worker_lost=True
)
def process_hierarchy_for_new_concept(concept_id, initial_version_id, parent_concept_uris, create_parent_version=True):
"""
Executed when a new concept is created with parent_concept_urls and does following:
1. Associates parent concepts to the concept and concept latest (initial) version
2. Creates new versions for parent concept (if asked)
"""
from core.concepts.models import Concept
concept = Concept.objects.filter(id=concept_id).first()
initial_version = None
if initial_version_id:
initial_version = Concept.objects.filter(id=initial_version_id).first()
parent_concepts = Concept.objects.filter(uri__in=parent_concept_uris)
concept._parent_concepts = parent_concepts # pylint: disable=protected-access
concept.set_parent_concepts_from_uris(create_parent_version=create_parent_version)
if initial_version:
initial_version._parent_concepts = parent_concepts # pylint: disable=protected-access
initial_version.set_parent_concepts_from_uris(create_parent_version=False)
@app.task(
ignore_result=True, autoretry_for=(Exception, WorkerLostError, ), retry_kwargs={'max_retries': 2, 'countdown': 2},
acks_late=True, reject_on_worker_lost=True
)
def process_hierarchy_for_concept_version(
latest_version_id, prev_version_id, parent_concept_uris, create_parent_version):
"""
Executed when a new concept version is created with new, updated or existing hierarchy
1. Associates parent concepts to the latest concept version.
2. Creates new versions for removed parent concepts from previous versions.
3. Creates new versions for parent concept (if asked)
"""
from core.concepts.models import Concept
latest_version = Concept.objects.filter(id=latest_version_id).first()
prev_version = None
old_parents = None
if prev_version_id:
prev_version = Concept.objects.filter(id=prev_version_id).first()
old_parents = prev_version.parent_concept_urls
parent_concepts = Concept.objects.filter(
uri__in=parent_concept_uris) if parent_concept_uris else Concept.objects.none()
latest_version._parent_concepts = parent_concepts # pylint: disable=protected-access
latest_version.set_parent_concepts_from_uris(create_parent_version)
latest_version.versioned_object.parent_concepts.set(latest_version.parent_concepts.all())
if prev_version:
removed_parent_urls = [
url for url in old_parents if url not in list(latest_version.parent_concept_urls)
]
latest_version.create_new_versions_for_removed_parents(removed_parent_urls)
@app.task(
ignore_result=True, autoretry_for=(Exception, WorkerLostError, ), retry_kwargs={'max_retries': 2, 'countdown': 2},
acks_late=True, reject_on_worker_lost=True
)
def process_hierarchy_for_new_parent_concept_version(prev_version_id, latest_version_id):
"""
Associates latest parent version to child concepts
"""
from core.concepts.models import Concept
prev_version = Concept.objects.filter(id=prev_version_id).first()
latest_version = Concept.objects.filter(id=latest_version_id).first()
if prev_version and latest_version:
for concept in Concept.objects.filter(parent_concepts__uri=prev_version.uri):
concept.parent_concepts.add(latest_version)
@app.task
def delete_duplicate_locales(start_from=None): # pragma: no cover
from core.concepts.models import Concept
from django.db.models import Count
from django.db.models import Q
start_from = start_from or 0
queryset = Concept.objects.annotate(
names_count=Count('names'), desc_count=Count('descriptions')).filter(Q(names_count__gt=1) | Q(desc_count__gt=1))
total = queryset.count()
batch_size = 1000
logger.info(f'{total:d} concepts with more than one locales. Getting them in batches of {batch_size:d}...') # pylint: disable=logging-not-lazy
for start in range(start_from, total, batch_size):
end = min(start + batch_size, total)
logger.info('Iterating concepts %d - %d...' % (start + 1, end)) # pylint: disable=logging-not-lazy,consider-using-f-string
concepts = queryset.order_by('id')[start:end]
for concept in concepts:
logger.info('Cleaning up %s', concept.mnemonic)
for name in concept.names.all().reverse():
if concept.names.filter(
type=name.type, name=name.name, locale=name.locale, locale_preferred=name.locale_preferred,
external_id=name.external_id
).count() > 1:
name.delete()
for desc in concept.descriptions.all().reverse():
if concept.descriptions.filter(
type=desc.type, name=desc.name, locale=desc.locale, locale_preferred=desc.locale_preferred,
external_id=desc.external_id
).count() > 1:
desc.delete()
@app.task
def delete_dormant_locales(): # pragma: no cover
from core.concepts.models import LocalizedText
queryset = LocalizedText.get_dormant_queryset()
total = queryset.count()
logger.info('%s Dormant locales found. Deleting in batches...' % total) # pylint: disable=logging-not-lazy,consider-using-f-string
batch_size = 1000
for start in range(0, total, batch_size):
end = min(start + batch_size, total)
logger.info('Iterating locales %d - %d to delete...' % (start + 1, end)) # pylint: disable=logging-not-lazy,consider-using-f-string
LocalizedText.objects.filter(id__in=queryset.order_by('id')[start:end].values('id')).delete()
return 1
@app.task
def delete_concept(concept_id): # pragma: no cover
from core.concepts.models import Concept
queryset = Concept.objects.filter(id=concept_id)
if queryset.exists():
queryset.delete()
return 1
@app.task
def batch_index_resources(resource, filters):
model = get_resource_class_from_resource_name(resource)
if model:
model.batch_index(model.objects.filter(**filters), model.get_search_document())
return 1
@app.task
def make_hierarchy(concept_map): # pragma: no cover
from core.concepts.models import Concept
for parent_concept_uri, child_concept_urls in concept_map.items():
parent_concept = Concept.objects.filter(uri=parent_concept_uri).first()
if parent_concept:
parent_latest = parent_concept.get_latest_version()
if parent_latest:
for child_concept in Concept.objects.filter(uri__in=child_concept_urls):
child_concept.parent_concepts.add(parent_latest)
child_latest = child_concept.get_latest_version()
if child_latest:
child_latest.parent_concepts.add(parent_latest)
logger.info('Added child %s to parent %s', child_concept.uri, parent_concept_uri)
else:
logger.info('Could not find child %s latest_version', child_concept.uri)
else:
logger.info('Could not find parent %s latest_version', parent_concept_uri)
else:
logger.info('Could not find parent %s', parent_concept_uri)
@app.task
def index_source_concepts(source_id):
from core.sources.models import Source
source = Source.objects.filter(id=source_id).first()
if source:
from core.concepts.documents import ConceptDocument
source.batch_index(source.concepts, ConceptDocument)
@app.task
def index_source_mappings(source_id):
from core.sources.models import Source
source = Source.objects.filter(id=source_id).first()
if source:
from core.mappings.documents import MappingDocument
source.batch_index(source.mappings, MappingDocument)
@app.task
def update_source_active_concepts_count(source_id):
from core.sources.models import Source
source = Source.objects.filter(id=source_id).first()
if source:
before_active_concepts = source.active_concepts
source.set_active_concepts()
if before_active_concepts != source.active_concepts:
source.save(update_fields=['active_concepts'])
@app.task
def update_source_active_mappings_count(source_id):
from core.sources.models import Source
source = Source.objects.filter(id=source_id).first()
if source:
before_active_mappings = source.active_mappings
source.set_active_mappings()
if before_active_mappings != source.active_mappings:
source.save(update_fields=['active_mappings'])
@app.task
def update_collection_active_concepts_count(collection_id):
from core.collections.models import Collection
collection = Collection.objects.filter(id=collection_id).first()
if collection:
before_active_concepts = collection.active_concepts
collection.set_active_concepts()
if before_active_concepts != collection.active_concepts:
collection.save(update_fields=['active_concepts'])
@app.task
def update_collection_active_mappings_count(collection_id):
from core.collections.models import Collection
collection = Collection.objects.filter(id=collection_id).first()
if collection:
before_active_mappings = collection.active_mappings
collection.set_active_mappings()
if before_active_mappings != collection.active_mappings:
collection.save(update_fields=['active_mappings'])