log("Broken instance %s, no _md" % instance)
else:
del instance._md[name]
instance._p_changed = 1
security.declarePrivate('cleanupField')
def cleanupField(self, instance, field, **kwargs):
# Don't clean up the field self to avoid problems with copy/rename. The
# python garbarage system will clean up if needed.
pass
security.declarePrivate('cleanupInstance')
def cleanupInstance(self, instance, item=None, container=None):
# Don't clean up the instance self to avoid problems with copy/rename. The
# python garbarage system will clean up if needed.
pass
__all__ = (
'ReadOnlyStorage',
'ObjectManagedStorage',
'MetadataStorage',
'AttributeStorage',
)
for name in __all__:
storage = locals()[name]
registerStorage(storage)
field = kwargs['field']
tool = self.getTool(instance)
mdata = tool.getMetadata(instance)
if isinstance(value, unicode):
value = encode(value, instance)
data = {field.metadata_name: value}
# Calling _setData directly, because there's
# *no* method for setting one field at a time,
# and setValues takes a dict and does
# validation, which prevents us from setting
# values.
mdata._setData(data, set_id=self.metadata_set)
security.declarePrivate('unset')
def unset(self, name, instance, **kwargs):
pass
security.declarePrivate('cleanupField')
def cleanupField(self, instance, field, **kwargs):
pass
security.declarePrivate('cleanupInstance')
def cleanupInstance(self, instance, item=None, container=None):
pass
registerStorage(FacadeMetadataStorage)
security.declarePrivate('unset')
def unset(self, name, instance, **kwargs):
if not shasattr(instance, "_md"):
log("Broken instance %s, no _md" % instance)
else:
del instance._md[name]
instance._p_changed = 1
security.declarePrivate('cleanupField')
def cleanupField(self, instance, field, **kwargs):
# Don't clean up the field self to avoid problems with copy/rename. The
# python garbarage system will clean up if needed.
pass
security.declarePrivate('cleanupInstance')
def cleanupInstance(self, instance, item=None, container=None):
# Don't clean up the instance self to avoid problems with copy/rename. The
# python garbarage system will clean up if needed.
pass
__all__ = ('ReadOnlyStorage', 'ObjectManagedStorage',
'MetadataStorage', 'AttributeStorage',)
for name in __all__:
storage = locals()[name]
registerStorage(storage)
filename_aside = self.makeDummyData(dir=tempdir)
value.blob.consumeFile(filename_aside)
AnnotationStorage.set(self, name, instance, value, **kwargs)
def makeDummyData(self, dir=None):
if dir is None:
dir = tempfile.tempdir
fd, filename = tempfile.mkstemp(dir=dir)
fh = os.fdopen(fd, 'w+b')
fh.write(
self.value.filename +
"\n\nThis file is stored on kaltura only, and is not available via plone"
)
fh.close()
return filename
def unset(self, name, instance, **kwargs):
(client, ks) = kconnect()
mediaEntry = instance.KalturaObject
try:
client.media.delete(mediaEntry.getId)
except: #XXX ENTRY_ID_NOT_FOUND exception, specifically
pass
AnnotationStorage.unset(self, name, instance, **kwargs)
registerStorage(KalturaStorage)
def _migration(self, name, instance, **kwargs):
"""Migrates data from the original storage
"""
value = getattr(aq_base(instance), name, _marker)
if value is _marker:
raise AttributeError(name)
# explicit del althought set would do the job, too
delattr(instance, name)
self.set(name, instance, value, **kwargs)
return value
def _cleanup(self, name, instance, value, **kwargs):
if shasattr(instance, name):
delattr(instance, name)
registerStorage(AnnotationStorage)
class MetadataAnnotationStorage(BaseAnnotationStorage, StorageLayer):
"""Stores metadata as ATAnnotations on the object
"""
_key = AT_MD_STORAGE
security = ClassSecurityInfo()
def _migration(self, name, instance, **kwargs):
"""Migrates data from the original storage
"""
try:
md = aq_base(instance)._md
return value
security.declarePrivate('set')
def set(self, name, instance, value, **kwargs):
field = kwargs['field']
tool = self.getTool(instance)
mdata = tool.getMetadata(instance)
if isinstance(value, unicode):
value = encode(value, instance)
data = {field.metadata_name:value}
# Calling _setData directly, because there's
# *no* method for setting one field at a time,
# and setValues takes a dict and does
# validation, which prevents us from setting
# values.
mdata._setData(data, set_id=self.metadata_set)
security.declarePrivate('unset')
def unset(self, name, instance, **kwargs):
pass
security.declarePrivate('cleanupField')
def cleanupField(self, instance, field, **kwargs):
pass
security.declarePrivate('cleanupInstance')
def cleanupInstance(self, instance, item=None, container=None):
pass
registerStorage(FacadeMetadataStorage)
logger.info("CassandraFieldStorage.set: name=%s, instance=%s, value=%s ..., kw=%s" % (name, repr(instance), str(value)[:20], kwargs))
key = self.key_for_instance(instance)
field = kwargs.get("field")
if key is None:
logger.warning("CassandraFieldStorage.set: Field %s, instance %s: key is None. Cannot save data." %(field, repr(instance)))
return
if not isinstance(value, types.StringTypes):
# XXX: fix Image and File Fields!
value = str(value) # BaseUnit
self.data.insert(key, {name: value.encode(CassandraFieldStorage.encoding)})
security.declarePrivate('unset')
def unset(self, name, instance, **kwargs):
logger.info("CassandraFieldStorage.unset: name=%s, instance=%s, kw=%s" % (name, repr(instance), kw))
key = self.key_for_instance(instance)
try:
self.data.remove(key, columns=[name])
except (pycassa.NotFoundException, pycassa.NoServerAvailable), e:
pass
setSecurity(CassandraFieldStorage)
registerStorage(CassandraFieldStorage)
# vim: set ft=python ts=4 sw=4 expandtab :
