def add_model_file(package, modul, id, clazz, mixins):
target_file = os.path.join(get_app_location(package),
package, 'model', '%s.py' % modul)
print 'Adding new model file "%s"... ' % target_file,
# Build mixins
mixinclasses = []
for mixin in mixins:
mixinclasses.append(mixinmap[mixin])
try:
tablename = modul + 's'
label = modul.capitalize()
label_plural = label + "s"
clazzpath = ".".join([package, 'model', modul, label])
values = {
'modul': modul,
'clazzpath': clazzpath,
'label': label,
'label_plural': label_plural,
'modul': modul,
'table': tablename,
'id': id,
'clazz': clazz,
'mixins': mixinclasses
}
template = template_lookup.get_template("model.mako")
generated = template.render(**values)
outfile = open(target_file, 'w+')
outfile.write(generated)
outfile.close()
# Import the new model file. This is needed to be able to
# generate the migration script properly.
dynamic_import(clazzpath)
print 'Ok.'
except Exception:
print 'Failed.'
def add_model_file(package, modul, id, clazz, mixins):
target_file = os.path.join(get_app_location(package),
package, 'model', '%s.py' % modul)
print 'Adding new model file "%s"... ' % target_file,
# Build mixins
mixinclasses = []
for mixin in mixins:
mixinclasses.append(mixinmap[mixin])
try:
tablename = modul + 's'
label = modul.capitalize()
label_plural = label + "s"
clazzpath = ".".join([package, 'model', modul, label])
values = {
'modul': modul,
'clazzpath': clazzpath,
'label': label,
'label_plural': label_plural,
'modul': modul,
'table': tablename,
'id': id,
'clazz': clazz,
'mixins': mixinclasses
}
template = template_lookup.get_template("model.mako")
generated = template.render(**values)
outfile = open(target_file, 'w+')
outfile.write(generated)
outfile.close()
# Import the new model file. This is needed to be able to
# generate the migration script properly.
dynamic_import(clazzpath)
print 'Ok.'
except Exception:
print 'Failed.'
def get_importer(session, modulname, fmt):
modul_clazzpath = session.query(ModulItem).filter(ModulItem.name == modulname).all()[0].clazzpath
modul = dynamic_import(modul_clazzpath)
if fmt == "json":
return JSONImporter(modul, session)
else:
return CSVImporter(modul, session)
def setup_modul(config, modul):
"""Setup routes and views for the activated actions of the given
model of the modul.
:config: Pylons config instance
:modul: The module for which the new routes will be set up.
"""
clazz = helpers.dynamic_import(modul.clazzpath)
log.info("Setup modul '%s'" % modul.name)
# Reload modul
old_actions = list(a.url for a in modul.actions)
for bclazz in clazz.__bases__:
if hasattr(bclazz, "get_mixin_actions"):
for action in bclazz.get_mixin_actions():
if not action.url in old_actions:
action.mid = clazz._modul_id
modul.actions.append(action)
NTDBSession.add(action)
NTDBSession.commit()
for action in modul.actions:
# Link is a special actions which does not need a view. So
# ignore it (e.g Link action).
if not action.url:
continue
_setup_web_action(config, action, clazz, web_action_view_mapping)
_setup_rest_action(config, action, clazz, rest_action_view_mapping)
def setup_modul(config, modul):
"""Setup routes and views for the activated actions of the given
model of the modul.
:config: Pylons config instance
:modul: The module for which the new routes will be set up.
"""
clazz = helpers.dynamic_import(modul.clazzpath)
log.info("Setup modul '%s'" % modul.name)
# Reload modul
old_actions = list(a.url for a in modul.actions)
for bclazz in clazz.__bases__:
if issubclass(bclazz, Mixin):
for action in bclazz.get_mixin_actions():
if not action.url in old_actions:
action.mid = clazz._modul_id
modul.actions.append(action)
NTDBSession.add(action)
NTDBSession.commit()
for action in modul.actions:
_setup_web_action(config, action, clazz, web_action_view_mapping)
_setup_rest_action(config, action, clazz, rest_action_view_mapping)
def _load_user(userid, request):
try:
modul = get_item_modul(request, User)
UserClazz = dynamic_import(modul.clazzpath)
factory = UserClazz.get_item_factory()
return factory.load(userid)
except NoResultFound:
return None
def get_modul(modulname, session):
modul_item = get_modul_by_name(modulname, session)
if not modul_item:
modules = [m.name for m in session.query(ModulItem).all()]
msg = "Can not load modul '{}'. Please choose one from [{}].".format(
modulname, ", ".join(modules))
print >> sys.stderr, msg
sys.exit(1)
return dynamic_import(modul_item.clazzpath)
def get_importer(session, modulname, fmt):
try:
modul_clazzpath = session.query(ModulItem).filter(
ModulItem.name == modulname).all()[0].clazzpath
modul = dynamic_import(modul_clazzpath)
if fmt == "json":
return JSONImporter(modul, session)
else:
return CSVImporter(modul, session)
except:
modules = [m.name for m in session.query(ModulItem).all()]
print "Can not load modul '{}'. Please choose one from [{}].".format(
modulname, ", ".join(modules))
sys.exit(1)
def handle_db_savedata_command(args):
path = []
path.append(args.config)
session = get_session(os.path.join(*path))
modul_clazzpath = session.query(ModulItem).filter(ModulItem.name == args.modul).all()[0].clazzpath
modul = dynamic_import(modul_clazzpath)
if args.format == "json":
exporter = JSONExporter(modul, serialized=False,
relations=args.include_relations)
else:
exporter = CSVExporter(modul, serialized=False,
relations=args.include_relations)
print exporter.perform(session.query(modul)
.order_by(modul.id)
.all())
def handle_ext_init_command(args):
path = []
path.append(get_app_location(args.app))
path.append(args.config)
session = get_session(os.path.join(*path))
for ext in extensions:
if ext == args.name:
if _load_modul_by_name(session, ext.replace("ringo_", "")):
print "Extension %s already added!" % args.name
else:
extension = dynamic_import("%s." % args.name)
_add_modul(extension.modul_config, None, session)
print "Extension %s added!" % args.name
break
else:
print "Extension %s not found!" % args.name
def handle_ext_init_command(args):
path = []
path.append(get_app_location(args.app))
path.append(args.config)
session = get_session(os.path.join(*path))
for ext in extensions:
if ext == args.name:
if get_modul_by_name(ext.replace("ringo_", ""), session):
print "Extension %s already added!" % args.name
else:
extension = dynamic_import("%s." % args.name)
_add_modul(extension.modul_config, None, session)
print "Extension %s added!" % args.name
break
else:
print "Extension %s not found!" % args.name
def handle_db_savedata_command(args):
path = []
path.append(args.config)
session = get_session(os.path.join(*path))
modul_clazzpath = session.query(ModulItem).filter(
ModulItem.name == args.modul).all()[0].clazzpath
modul = dynamic_import(modul_clazzpath)
data = session.query(modul).order_by(modul.id).all()
if args.filter:
# Build Baselist which is used for filtering.
filter_stack = []
listing = BaseList(modul, db=None, items=data)
for f in args.filter.split(";"):
filter_item = f.split(",")
filter_item[2] = bool(filter_item[2])
filter_stack.append(tuple(filter_item))
try:
listing.filter(filter_stack)
except KeyError:
print "Error while filtering."
sys.exit(1)
data = listing.items
if args.export_config:
with open(args.export_config, "r") as export_configfile:
export_config = ExportConfiguration(json.load(export_configfile))
else:
export_config = ExportConfiguration(json.loads("[]"))
if args.format == "json":
exporter = JSONExporter(modul,
serialized=False,
relations=args.include_relations,
config=export_config)
data = prepare_data(data)
else:
exporter = CSVExporter(modul,
serialized=False,
relations=args.include_relations,
config=export_config)
print exporter.perform(data)
def handle_db_uuid_command(args):
path = []
path.append(args.config)
session = get_session(os.path.join(*path))
modul_clazzpath = session.query(ModulItem).filter(ModulItem.name == args.modul).all()[0].clazzpath
modul = dynamic_import(modul_clazzpath)
updated = 0
created = 0
for item in session.query(modul).all():
if item.uuid:
if args.missing_only:
continue
else:
item.reset_uuid()
updated += 1
else:
item.reset_uuid()
created += 1
try:
transaction.commit()
print "Updated %s items, Created %s items" % (updated, created)
except:
print "Loading data failed!"
def handle_db_uuid_command(args):
path = []
path.append(args.config)
session = get_session(os.path.join(*path))
modul_clazzpath = session.query(ModulItem).filter(
ModulItem.name == args.modul).all()[0].clazzpath
modul = dynamic_import(modul_clazzpath)
updated = 0
created = 0
for item in session.query(modul).all():
if item.uuid:
if args.missing_only:
continue
else:
item.reset_uuid()
updated += 1
else:
item.reset_uuid()
created += 1
try:
transaction.commit()
print "Updated %s items, Created %s items" % (updated, created)
except:
print "Loading data failed!"
def test_import_ok():
from ringo.lib.helpers import dynamic_import
result = dynamic_import('ringo.model.base.BaseItem')
assert repr(result) == "<class 'ringo.model.base.BaseItem'>"
def test_import_ok():
from ringo.lib.helpers import dynamic_import
result = dynamic_import('ringo.model.base.BaseItem')
assert repr(result) == "<class 'ringo.model.base.BaseItem'>"
import os
from ringo.model import Base, extensions
from ringo.lib import helpers
# Define enabled ringo extenstion here. Extensions will be initialised
# on application startup.
extensions.append("ringo_comment")
extensions.append("ringo_tag")
# Dynamically import all model files here to have the model available in
# the sqlalchemy metadata. This is needed for the schema migration with
# alembic. Otherwise the migration will produce many table drops as the
# tables of the models are not present in the metadata
model_dir = os.path.dirname(os.path.realpath(__file__))
modul_files = [ f for f in os.listdir(model_dir) if f.split(".")[-1] == "py" ]
for model in modul_files:
helpers.dynamic_import(__name__ + "." + model.split(".")[0])
for extension in extensions:
helpers.dynamic_import(extension + ".model")
def test_import_fails():
from ringo.lib.helpers import dynamic_import
with pytest.raises(AttributeError):
dynamic_import('ringo.model.base.IamNotHere')
def get_clazz(self):
"""Returns the class defined in the clazzpath attribute.
:returns: :class:`.BaseItem`
"""
return dynamic_import(self.clazzpath)
import os
from sqlalchemy.ext.declarative import declarative_base
from ringo.lib import helpers
# Define enabled ringo extenstion here. Extensions will be initialised
# on application startup.
extensions = []
# Global declarative base class.
Base = declarative_base()
# Dynamically import all model files and extensions here to have the
# model available in the sqlalchemy metadata. This is needed for the
# schema migration with alembic. Otherwise the migration will produce
# many table drops as the tables of the models are not present in the
# metadata
model_dir = os.path.dirname(os.path.realpath(__file__))
modul_files = [f for f in os.listdir(model_dir) if f.split(".")[-1] == "py"]
for model in modul_files:
helpers.dynamic_import(__name__ + "." + model.split(".")[0])
for extension in extensions:
helpers.dynamic_import(extension + ".model")
def get_clazz(self):
"""Returns the class defined in the clazzpath attribute.
:returns: :class:`.BaseItem`
"""
return dynamic_import(self.clazzpath)
def get_renderer(self, col):
if "renderer" in col:
return dynamic_import(col["renderer"])
else:
return None
def test_import_fails():
from ringo.lib.helpers import dynamic_import
with pytest.raises(AttributeError):
dynamic_import('ringo.model.base.IamNotHere')
