def unregister_plugin_blocks(plugin_name):
plugin = get_plugin(plugin_name, prepend_plugins_dir=False)
if not plugin:
return
plugin_blocks = plugin.get_blocks()
if plugin_blocks:
unregister_items(plugin_blocks)
clear_lookup_cache()
def pre_delete_handler(sender, instance, **kwargs):
content = instance.content
clear_lookup_cache()
if content:
other_content_blocks = RegisteredBlock.objects.filter(
content=content).exclude(pk=instance.pk)
if not other_content_blocks:
# we unmark that base content has relateds block
content.has_related_blocks = False
content.save()
def post_save_handler(sender, instance, **kwargs):
if kwargs.get('raw', False):
return # when loading from fixtures, the registry model data maybe is not present
# invalidate block cache if exists
block = instance.get_registry_item()
block.invalidate_cache()
clear_lookup_cache()
# marking related blocks
content = instance.content
if content and not content.has_related_blocks:
# we mark that base content has related blocks, for performance reason
content.has_related_blocks = True
content.save()
def register_plugin_blocks(plugin_name):
plugin = get_plugin(plugin_name, prepend_plugins_dir=False)
if not plugin:
return
plugin_blocks = plugin.get_blocks()
if plugin_blocks:
register_items(plugin_blocks)
from merengue.block.utils import _blocks_models_cache
for plugin_block in plugin_blocks:
for model in plugin_block.get_models_refresh_cache():
if not _blocks_models_cache[model]:
_blocks_models_cache[model] = []
if not plugin_block in _blocks_models_cache[model]:
_blocks_models_cache[model].append(plugin_block)
clear_lookup_cache()