def pack(cls, instances, **kwargs):
requester = kwargs.get('requester')
path = os.path.join(tempfile.gettempdir(), 'test.txt')
with open(path, 'w') as f:
f.write('test')
return add_attachment_from_disk(instances, path, requester,
'pack action')
def _generate_report(cls, name, requester, instances, language):
report = Report.objects.get(name=name)
template = report.templates.filter(language=language).first()
if not template:
template = report.templates.filter(default=True).first()
template_content = ''
with open(template.template.path, 'rb') as f:
template_content = f.read()
data_instances = [{
'sn': obj.sn,
'model': str(obj.model),
'imei': obj.imei,
'imei2': obj.imei2,
'barcode': obj.barcode,
} for obj in instances]
service_pdf = ExternalService('PDF')
result = service_pdf.run(template=template_content,
data={
'id':
', '.join(
[str(obj.id) for obj in instances]),
'now':
datetime.datetime.now(),
'logged_user':
obj_to_dict(requester),
'affected_user':
obj_to_dict(instances[0].user),
'owner':
obj_to_dict(instances[0].owner),
'assets':
data_instances,
})
filename = "_".join([
timezone.now().isoformat()[:10],
instances[0].user.get_full_name().lower().replace(' ', '-'),
name,
]) + '.pdf'
with tempfile.TemporaryDirectory() as tmp_dirpath:
output_path = os.path.join(tmp_dirpath, filename)
with open(output_path, 'wb') as f:
f.write(result)
return add_attachment_from_disk(
instances, output_path, requester,
_('Document autogenerated by {} transition.').format(name))
def save_attachments(self, directory):
with open(os.path.join(directory, 'attachments.csv')) as f:
reader = csv.reader(f, delimiter=',')
csv_data = list(reader)
headers, csv_body = csv_data[0], csv_data[1:]
dataset = tablib.Dataset(*csv_body, headers=headers)
for line in dataset.dict:
model = MODELS_MAP.get(line.get('parent_type'), None)
if model:
try:
obj = ImportedObjects.get_object_from_old_pk(
model, line.get('parents'))
except ImportedObjectDoesNotExist:
logger.warning(
'Missing imported object for {}'.format(line))
continue
if line.get('md5'):
owner, _ = get_user_model().objects.get_or_create(
username=line.get('uploaded_by'))
try:
attachment = Attachment.objects.get(
md5=line.get('md5'))
content_type = ContentType.objects.get_for_model(
obj._meta.model)
items = attachment.items.filter(
object_id=obj.pk, content_type=content_type)
if not items:
AttachmentItem.objects.attach(
obj.pk, content_type, [attachment])
continue
except Attachment.DoesNotExist:
pass
attachment = add_attachment_from_disk(
obj,
os.path.join(directory, 'attachments',
line.get('file')),
owner=owner)
attachment.original_filename = line.get(
'original_filename')
attachment.save(update_fields=['original_filename'])
def save_transition_history(self, directory):
with open(os.path.join(directory, 'transition_history.csv')) as f:
reader = csv.reader(f, delimiter=',')
csv_data = list(reader)
headers, csv_body = csv_data[0], csv_data[1:]
dataset = tablib.Dataset(*csv_body, headers=headers)
for line in dataset.dict:
model = MODELS_MAP.get(line.get('asset_type'))
try:
obj = ImportedObjects.get_object_from_old_pk(
model, line.get('asset'))
except ImportedObjectDoesNotExist:
logger.warning('Missing imported object for %s', line)
continue
logged_user, _ = get_user_model().objects.get_or_create(
username=line.get('logged_user'))
new_history = False
old_history_id = '{}|{}'.format(line.get('id'),
line.get('asset'))
try:
history = ImportedObjects.get_object_from_old_pk(
TransitionsHistory, old_history_id)
except ImportedObjectDoesNotExist:
history = TransitionsHistory()
new_history = True
history.content_type = ContentType.objects.get_for_model(model)
history.created = line.get('created')
history.modified = line.get('modified')
history.logged_user = logged_user
history.transition_name = line.get('transition')
history.kwargs = json.loads(line.get('kwargs', {}))
actions = [
i.replace('_', ' ').capitalize()
for i in line.get('actions').split(',')
]
history.actions = actions
history.object_id = obj.pk
if line.get('report_filename_md5'):
try:
history.attachment = Attachment.objects.get(
md5=line.get('report_filename_md5'))
except Attachment.DoesNotExist:
try:
attachment = add_attachment_from_disk(
obj,
os.path.join(directory, 'transition_history',
'assets',
line.get('report_filename')),
owner=logged_user)
history.attachment = attachment
except FileNotFoundError:
pass
history.save()
# update history record using update method to skip auto_now
# and auto_now_add fields checks
TransitionsHistory.objects.filter(pk=history.pk).update(
created=line.get('created'),
modified=line.get('modified'),
)
if new_history:
ImportedObjects.create(history, old_history_id)
