Add a framework for generic views
This commit does not enable the new code, as such there
should be no change in functionality. In order to use the
new code the maps.py file should be updated to point at the
new views/models/sponsor.py module.
Patch by: Sverre Rabbelier
Reviewed by: to-be-reviewed
#!/usr/bin/python2.5
#
# Copyright 2008 the Melange authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""A script which produces a UML diagram from the data model found in the
models directory.
The output can be found in a file called model-map.png in the same directory as
this file.
"""
__authors__ = [
'"Tim \'mithro\' Ansell" <mithro@mithis.com>',
]
import os
import os.path
from types import TypeType
import pygraphviz
import sys
# App Engine
sys.path.append(os.path.join("..", "thirdparty", "google_appengine"))
# Our app
sys.path.append(os.path.join("..", "app"))
def main(argv):
import google.appengine.ext.db
G = pygraphviz.AGraph()
G.graph_attr['label'] = '-'
import soc.models as models
for file in os.listdir(os.path.dirname(models.__file__)):
if not file.endswith(".py"):
continue
if "__init__" in file:
continue
modelname = os.path.basename(file)[:-3]
try:
#model = __import__("app.soc.models.%s" % modelname, fromlist=[modelname])
exec("import soc.models.%s as model" % modelname)
# Add the module to the graph
for klassname in dir(model):
klass = getattr(model, klassname)
if not isinstance(klass, TypeType):
continue
for parent in klass.__bases__:
G.add_edge(klassname, parent.__name__)
edge = G.get_edge(klassname, parent.__name__)
edge.attr['arrowhead'] = "empty"
refs = ""
attrs = ""
for attrname in dir(klass):
attr = getattr(klass, attrname)
if type(attr) in google.appengine.ext.db.__dict__.values():
if isinstance(attr, google.appengine.ext.db.ReferenceProperty):
hasa = attr.reference_class.__name__
G.add_edge(hasa, klassname)
edge = G.get_edge(hasa, klassname)
edge.attr['arrowhead'] = 'inv'
refs += "+ %s: %s\l" % (attrname, type(attr).__name__[:-8])
elif isinstance(attr, google.appengine.ext.db._ReverseReferenceProperty):
pass
else:
attrs += "+ %s: %s\l" % (attrname, type(attr).__name__[:-8])
label = "{%s|%s|%s}" % (klassname, attrs, refs)
print label
G.add_node(klassname)
node = G.get_node(klassname)
node.attr['label'] = label
node.attr['shape'] = "record"
except Exception, e:
import traceback
print "Was unable to import %s: %s" % (modelname, e)
traceback.print_exc()
G.layout(prog='dot')
G.draw('model-map.png')
if __name__ == "__main__":
main(sys.argv)