def release_has_many(self,rel_table, prefix_path="./"):
if rel_table in self.properties_list:
# remove raltion from the living model
self.properties_list.remove(rel_table)
print "properties_list after release_has_many:" , self.properties_list
mod = powlib.load_module( "generate_model" )
# daclaration of render_model: def render_model(modelname, force, comment, properties=None, nomig=False):
# remove relation from the persistent model
mod.render_model( str.lower(self.modelname), True, "", prefix_path, str(self.properties_list) )
else:
print "Model: ", self.modelname, " has no has_many relation to ", rel_table
return
def has_many(self,rel_table, prefix_path="./"):
""" Description:
Creates the relation property in the model class text definition.
input parameters:
rel_table (type:string) Name of the table to be related.
prefix_path (type:string) The new model code will be generated into
prefix_path/models/
"""
### has_many property is the plural form of the modelname
#modelname = string.capitalize(powlib.singularize(rel_table))
#rel_model = powlib.load_class(modelname, modelname)
#self.__mapper__.add_properties({rel_table: relationship(rel_model.__mapper__)})
#generate_model.render_model(modelname, noforce, comment, properties=None):
#return
if rel_table in self.properties_list:
print "Model: ", self.modelname, " already has a has_many relation to ", rel_table
return
else:
self.properties_list.append(rel_table)
mod = powlib.load_module( "generate_model" )
# daclaration of render_model: def render_model(modelname, force, comment, properties=None, nomig=False):
mod.render_model( str.lower(self.modelname), True, "", prefix_path, str(self.properties_list))
#def render_model(modelname, force, comment, prefix_path, properties=None):
return
