Files
mayan-edms/apps/documents/statistics.py
2011-03-28 13:16:17 -04:00

59 lines
1.8 KiB
Python

from django.utils.translation import ugettext as _
from django.core.urlresolvers import reverse
from common.utils import pretty_size, pretty_size_10
from permissions.api import check_permissions
from documents.conf.settings import STORAGE_BACKEND
from models import Document, DocumentType, DocumentPage
def get_used_size(path, file_list):
total_size = 0
for filename in file_list:
try:
total_size += STORAGE_BACKEND().size(STORAGE_BACKEND.separator.join([path, filename]))
except OSError:
pass
return total_size
def storage_count(path=u'.'):
directories, files = STORAGE_BACKEND().listdir(path)
total_count = len(files)
total_size = get_used_size(path, files)
for directory in directories:
file_count, files_size = storage_count(directory)
total_count += file_count
total_size += files_size
return total_count, total_size
def get_statistics():
total_db_documents = Document.objects.only('id',).count()
paragraphs = [
_(u'Document types: %d') % DocumentType.objects.count(),
_(u'Documents in database: %d') % total_db_documents,
]
try:
total_storage_documents, storage_used_space = storage_count()
paragraphs.append(_(u'Documents in storage: %d') % total_storage_documents)
paragraphs.append(_(u'Space used in storage: %s (base 2), %s (base 10), %d bytes') %
(pretty_size(storage_used_space), pretty_size_10(storage_used_space), storage_used_space))
except NotImplementedError:
pass
paragraphs.append(
_(u'Document pages in database: %d') % DocumentPage.objects.only('id',).count(),
)
return {
'title':_(u'Document statistics'),
'paragraphs': paragraphs
}