<s> import warnings <EOL> from django . core . exceptions import ImproperlyConfigured <EOL> from cms . app_base import CMSApp <EOL> from cms . exceptions import AppAlreadyRegistered <EOL> from cms . utils . conf import get_cms_setting <EOL> from cms . utils . django_load import load , iterload_objects <EOL> class ApphookPool ( object ) : <EOL> def __init__ ( self ) : <EOL> self . apphooks = [ ] <EOL> self . apps = { } <EOL> self . discovered = False <EOL> def clear ( self ) : <EOL> self . apphooks = [ ] <EOL> self . apps = { } <EOL> self . discovered = False <EOL> def register ( self , app = None , discovering_apps = False ) : <EOL> if app is None : <EOL> return lambda app : self . register ( app , discovering_apps ) <EOL> if app . __module__ . split ( '<STR_LIT:.>' ) [ - <NUM_LIT:1> ] == '<STR_LIT>' : <EOL> warnings . warn ( '<STR_LIT>' <EOL> '<STR_LIT>' <EOL> '<STR_LIT>' , DeprecationWarning ) <EOL> if self . apphooks and not discovering_apps : <EOL> return app <EOL> if app . __name__ in self . apps : <EOL> raise AppAlreadyRegistered ( <EOL> '<STR_LIT>' % app . __name__ ) <EOL> if not issubclass ( app , CMSApp ) : <EOL> raise ImproperlyConfigured ( <EOL> '<STR_LIT>' <EOL> '<STR_LIT>' % app . __name__ ) <EOL> if not hasattr ( app , '<STR_LIT>' ) and hasattr ( app , '<STR_LIT>' ) : <EOL> warnings . warn ( "<STR_LIT>" <EOL> "<STR_LIT>" <EOL> "<STR_LIT>" % app . __name__ ) <EOL> self . apps [ app . __name__ ] = app ( ) <EOL> return app <EOL> def discover_apps ( self ) : <EOL> self . apphooks = get_cms_setting ( '<STR_LIT>' ) <EOL> if self . apphooks : <EOL> for cls in iterload_objects ( self . apphooks ) : <EOL> try : <EOL> self . register ( cls , discovering_apps = True ) <EOL> except AppAlreadyRegistered : <EOL> pass <EOL> else : <EOL> load ( '<STR_LIT>' ) <EOL> load ( '<STR_LIT>' ) <EOL> self . discovered = True <EOL> def get_apphooks ( self ) : <EOL> hooks = [ ] <EOL> if not self . discovered : <EOL> self . discover_apps ( ) <EOL> for app_name in self . apps : <EOL> app = self . apps [ app_name ] <EOL> if app . urls : <EOL> hooks . append ( ( app_name , app . name ) ) <EOL> hooks = sorted ( hooks , key = lambda hook : hook [ <NUM_LIT:1> ] ) <EOL> return hooks <EOL> def get_apphook ( self , app_name ) : <EOL> if not self . discovered : <EOL> self . discover_apps ( ) <EOL> try : <EOL> return self . apps [ app_name ] <EOL> except KeyError : <EOL> for app in self . apps . values ( ) : <EOL> if app_name in app . urls : <EOL> return app <EOL> raise ImproperlyConfigured ( '<STR_LIT>' % app_name ) <EOL> apphook_pool = ApphookPool ( ) </s>
