def refreshCatalog(self, clear=0, pghandler=None, quick=False):
""" re-index everything we can find """
cat = self._catalog
paths = cat.paths.values()
if clear:
paths = tuple(paths)
cat.clear()
num_objects = len(paths)
if pghandler:
pghandler.init('Refreshing catalog: %s' % self.absolute_url(1),
num_objects)
for i in xrange(num_objects):
if pghandler:
pghandler.report(i)
p = paths[i]
obj = self.resolve_path(p)
if obj is None:
obj = self.resolve_url(p, self.REQUEST)
if obj is not None:
try:
self.catalog_object(obj, p, pghandler=pghandler, quick=quick)
except ConflictError:
raise
except Exception:
LOG.error('Recataloging object at %s failed' % p,
exc_info=sys.exc_info())
if pghandler:
pghandler.finish()
def catalogObject(self, object, uid, threshold=None, idxs=None,
update_metadata=1, quick=False):
"""
Adds an object to the Catalog by iteratively applying it to
all indexes.
'object' is the object to be cataloged
'uid' is the unique Catalog identifier for this object
If 'idxs' is specified (as a sequence), apply the object only
to the named indexes.
If 'update_metadata' is true (the default), also update metadata for
the object. If the object is new to the catalog, this flag has
no effect (metadata is always created for new objects).
"""
if idxs is None:
idxs = []
index = self.uids.get(uid, None)
if index is None: # we are inserting new data
index = self.updateMetadata(object, uid, None)
self._length.change(1)
self.uids[uid] = index
self.paths[index] = uid
elif update_metadata: # we are updating and we need to update metadata
self.updateMetadata(object, uid, index)
# do indexing
total = 0
if idxs == []:
use_indexes = self.indexes.keys()
else:
use_indexes = idxs
for name in use_indexes:
x = self.getIndex(name)
if quick and x.meta_type in SLOW_INDEXES:
continue
if hasattr(x, 'index_object'):
blah = x.index_object(index, object, threshold)
total = total + blah
else:
LOG.error('catalogObject was passed bad index '
'object %s.' % str(x))
return total
def uncatalogObject(self, uid):
"""
Uncatalog and object from the Catalog. and 'uid' is a unique
Catalog identifier
Note, the uid must be the same as when the object was
catalogued, otherwise it will not get removed from the catalog
This method should not raise an exception if the uid cannot
be found in the catalog.
"""
data = self.data
uids = self.uids
paths = self.paths
indexes = self.indexes.keys()
rid = uids.get(uid, None)
if rid is not None:
for name in indexes:
x = self.getIndex(name)
if hasattr(x, 'unindex_object'):
try:
x.unindex_object(rid)
except KeyError:
LOG.error('uncatalogObject unsuccessfully '
'attempted to unindex uid %s '
'for index %s. ' % (str(uid), name))
continue
del data[rid]
del paths[rid]
del uids[uid]
self._length.change(-1)
else:
LOG.error('uncatalogObject unsuccessfully '
'attempted to uncatalog an object '
'with a uid of %s. ' % str(uid))
