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pfwbged.tabellio/src/pfwbged/tabellio/documents.py

176 lines
5.7 KiB
Python

import datetime
from plone import api
from five import grok
from zope.interface import implements
from AccessControl import ClassSecurityInfo, getSecurityManager
from AccessControl.Permissions import access_contents_information
from plone.dexterity.content import Container
from plone.supermodel import model
class IDocumentsFolder(model.Schema):
pass
class DocumentsFolder(Container):
implements(IDocumentsFolder)
security = ClassSecurityInfo()
_v_dbcache = None # volatile attribute
@property
def db_connection(self):
return api.portal.get().db._wrapper.connection
def __iter__(self):
if not self._v_dbcache:
self._v_dbcache = {}
cursor = self.db_connection.cursor()
cursor.execute('''SELECT id, ts, intit, textdefts
FROM t_document''')
while True:
row = cursor.fetchone()
if row is None:
break
rowid, ts, intit, textdfts = row
self._v_dbcache[rowid] = {'ts': ts, 'intit': intit, 'textdfts': textdfts}
yield rowid
cursor.close()
def __getitem__(self, id):
try:
int(id)
except ValueError:
pass
else:
cursor = self.db_connection.cursor()
cursor.execute('''SELECT id, intit, sess
FROM t_document
WHERE id = %(id)s''', {'id': id})
row = cursor.fetchone()
if row is None:
return super(DocumentsFolder, self).__getitem__(id)
cursor.close()
row_id, intit, sess = row
from collective.dms.basecontent.dmsfile import DmsFile
t = DmsFile(id=row_id, title=intit, label=sess)
t.portal_type = 'dmsmainfile'
from Acquisition import aq_chain
return aq_chain(t.__of__(self))[0]
return super(DocumentsFolder, self).__getitem__(id)
def keys(self):
return list(self.__iter__())
def getFolderContents(self, *args, **kwargs):
folder = self
parent_path = '/'.join(folder.getPhysicalPath()) + '/'
parent_url = folder.absolute_url() + '/'
class FakeBrain(object):
def __init__(self, object_id):
self.id = object_id
self._object = None
self.getId = object_id
self.getObjSize = 0
self.is_folderish = True
self.portal_type = 'dmsmainfile'
self.Creator = 'Tabellio'
def Type(self):
return self.portal_type
def get_object_attibute(self, attribute):
if not self._object:
self._object = folder[self.id]
return getattr(self._object, attribute)
@property
def modified(self):
if folder._v_dbcache and self.id in folder._v_dbcache:
return folder._v_dbcache[self.id]['ts']
return datetime.datetime.now()
def ModificationDate(self):
return self.modified
@property
def CreationDate(self):
if folder._v_dbcache and self.id in folder._v_dbcache:
t = folder._v_dbcache[self.id]['textdfts']
if t:
return t
return datetime.datetime.now()
@property
def title(self):
if folder._v_dbcache and self.id in folder._v_dbcache:
return folder._v_dbcache[self.id]['intit']
return self.get_object_attibute('title')
def pretty_title_or_id(self):
if self.title:
return self.title
return self.id
def Title(self):
return self.title
review_state = None
Description = None
def getPath(self):
return parent_path + self.id
def getURL(self, relative=True):
if relative:
return self.id
return parent_url + self.id
# plone.batching.batch doesn't support generators
t = []
for k in self.__iter__():
t.append(FakeBrain(k))
return t
# Acquisition wrappers don't support the __iter__ slot, so re-implement
# iteritems to call __iter__ directly.
def iteritems(self):
for k in self.__iter__():
yield (k, self[k])
security.declareProtected(access_contents_information,
'objectIds')
def objectIds(self, spec=None):
# Returns a list of subobject ids of the current object.
# If 'spec' is specified, returns objects whose meta_type
# matches 'spec'.
assert spec is None, 'spec argument unsupported'
return self.__iter__()
security.declareProtected(access_contents_information,
'objectValues')
def objectValues(self, spec=None):
# Returns a list of actual subobjects of the current object.
# If 'spec' is specified, returns only objects whose meta_type
# match 'spec'.
assert spec is None, 'spec argument unsupported'
for k in self.__iter__():
yield self[k]
security.declareProtected(access_contents_information,
'objectItems')
def objectItems(self, spec=None):
# Returns a list of (id, subobject) tuples of the current object.
# If 'spec' is specified, returns only objects whose meta_type match
# 'spec'
assert spec is None, 'spec argument unsupported'
return self.iteritems()
grok.context(DocumentsFolder)