def _iter(self, reload=False):
"""Yield the document's items."""
if self._itered and not reload:
msg = "iterating document {}'s loaded items...".format(self)
log.debug(msg)
yield from list(self._items)
return
log.info("loading document {}'s items...".format(self))
# Reload the document's item
self._items = []
for dirpath, dirnames, filenames in os.walk(self.path):
for dirname in list(dirnames):
path = os.path.join(dirpath, dirname, Document.CONFIG)
if os.path.exists(path):
path = os.path.dirname(path)
dirnames.remove(dirname)
log.trace("skipped embedded document: {}".format(path))
for filename in filenames:
path = os.path.join(dirpath, filename)
try:
item = Item(path,
root=self.root,
document=self,
tree=self.tree)
except DoorstopError:
pass # skip non-item files
else:
self._items.append(item)
if reload:
item.load(reload=reload)
if settings.CACHE_ITEMS and self.tree:
self.tree._item_cache[item.uid] = item # pylint: disable=W0212
log.trace("cached item: {}".format(item))
# Set meta attributes
self._itered = True
# Yield items
yield from list(self._items)
