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This commit is contained in:
David Gelvin 2010-09-07 08:33:42 +00:00
parent 2222b2e18a
commit b59c5b60bb
15 changed files with 85 additions and 270 deletions
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2
.gitignore vendored
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@ -1,6 +1,4 @@
*.pyc
greav
omrs
~*
*.orig
*.db

0
eav_ng/__init__.py
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66
fields.py Normal file
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@ -0,0 +1,66 @@
import uuid
from django.db import models
from django.utils.translation import ugettext_lazy as _
class UuidField(models.CharField):
'''
A field which stores a UUID value in hex format. This may also have
the Boolean attribute 'auto' which will set the value on initial save to a
new UUID value (calculated using the UUID1 method). Note that while all
UUIDs are expected to be unique we enforce this with a DB constraint.
'''
__metaclass__ = models.SubfieldBase
def __init__(self, version=4, node=None, clock_seq=None, namespace=None, auto=False, name=None, *args, **kwargs):
self.auto = auto
self.version = version
# Set this as a fixed value, we store UUIDs in text.
kwargs['max_length'] = 32
if auto:
# Do not let the user edit UUIDs if they are auto-assigned.
kwargs['editable'] = False
kwargs['blank'] = True
kwargs['unique'] = True
if version == 1:
self.node, self.clock_seq = node, clock_seq
elif version in (3, 5):
self.namespace, self.name = namespace, name
super(UuidField, self).__init__(*args, **kwargs)
def _create_uuid(self):
if self.version == 1:
args = (self.node, self.clock_seq)
elif self.version in (3, 5):
args = (self.namespace, self.name)
else:
args = ()
return getattr(uuid, 'uuid%s' % (self.version,))(*args)
def db_type(self):
return 'char'
def pre_save(self, model_instance, add):
value = getattr(model_instance, self.attname, None)
if not value and self.auto:
# Assign a new value for this attribute if required.
value = self._create_uuid()
setattr(model_instance, self.attname, value)
return value
def to_python(self, value):
if not value: return
if not isinstance(value, uuid.UUID):
value = uuid.UUID(value)
return value
def get_db_prep_save(self, value):
if not value: return
assert(isinstance(value, uuid.UUID))
return value.hex
def get_db_prep_value(self, value):
if not value: return
assert(isinstance(value, uuid.UUID))
return unicode(value)

20
fixtures/auth.json
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@ -1,20 +0,0 @@
[
{
"pk": 1,
"model": "auth.user",
"fields": {
"username": "dgelvin",
"first_name": "",
"last_name": "",
"is_active": true,
"is_superuser": true,
"is_staff": true,
"last_login": "2010-09-04 03:47:21",
"groups": [],
"user_permissions": [],
"password": "sha1$1b628$0cba7ecb1e1c6f532a24f17ada2b325e127c56e2",
"email": "a@a.com",
"date_joined": "2010-09-04 03:47:21"
}
}
]

101
fixtures/fake.json
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@ -1,101 +0,0 @@
[
{
"pk": 1,
"model": "greav.clinic",
"fields": {
"name": "Ruhiira HC III"
}
},
{
"pk": 1,
"model": "greav.household",
"fields": {
"location": "Uganda"
}
},
{
"pk": 1,
"model": "greav.patient",
"fields": {
"dob": null,
"gender": "F",
"first_name": "Jane",
"last_name": "Smith",
"household": 1
}
},
{
"pk": 2,
"model": "greav.patient",
"fields": {
"dob": null,
"gender": "M",
"first_name": "John",
"last_name": "Doe",
"household": 1
}
},
{
"pk": 1,
"model": "greav.householdencounter",
"fields": {
"household": 1
}
},
{
"pk": 2,
"model": "greav.patientencounter",
"fields": {
"patient": 2
}
},
{
"pk": 3,
"model": "greav.clinicreport",
"fields": {
"clinic": 1
}
},
{
"pk": 2,
"model": "greav.patientencounter",
"fields": {
"patient": 2
}
},
{
"pk": 1,
"model": "greav.householdencounter",
"fields": {
"household": 1
}
},
{
"pk": 3,
"model": "greav.clinicreport",
"fields": {
"clinic": 1
}
},
{
"pk": "f1a3c11e-14db-4d80-ae92-96f37ce40c3c",
"model": "greav.concept",
"fields": {
"name": "Weight (kg)"
}
},
{
"pk": "93eba226-54a9-4702-846a-b8b26e9b0b0a",
"model": "greav.concept",
"fields": {
"name": "Has bednet"
}
},
{
"pk": "46654489-254d-4552-91e1-50b638df1571",
"model": "greav.concept",
"fields": {
"name": "OPD Attendance"
}
}
]

11
manage.py
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@ -1,11 +0,0 @@
#!/usr/bin/env python
from django.core.management import execute_manager
try:
import settings # Assumed to be in the same directory.
except ImportError:
import sys
sys.stderr.write("Error: Can't find the file 'settings.py' in the directory containing %r. It appears you've customized things.\nYou'll have to run django-admin.py, passing it your settings module.\n(If the file settings.py does indeed exist, it's causing an ImportError somehow.)\n" % __file__)
sys.exit(1)
if __name__ == "__main__":
execute_manager(settings)

0
eav_ng/managers.py → managers.py
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33
eav_ng/models.py → models.py
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@ -3,17 +3,19 @@ from django.contrib.contenttypes.models import ContentType
from django.contrib.contenttypes import generic
from django.utils.translation import ugettext_lazy as _
from .fields import UuidField
class EavAttribute(models.Model):
'''
The A model in E-A-V. This holds the 'concepts' along with the data type
something like:
>>> EavAttribute.objects.create(name='height', datatype='float')
<EavAttribute: height (float)>
or
>>> EavAttribute.objects.create(name='height', datatype='float')
<EavAttribute: height (Float)>
>>> EavAttribute.objects.create(name='color', datatype='text')
<EavAttribute: color (Text)>
'''
class Meta:
ordering = ['name']
@ -26,25 +28,27 @@ class EavAttribute(models.Model):
#TYPE_MANY = 'many'
DATATYPE_CHOICES = (
(TYPE_TEXT, _("Text")),
(TYPE_FLOAT, _("Float")),
(TYPE_INT, _("Integer")),
(TYPE_DATE, _("Date")),
(TYPE_BOOLEAN, _("True / False")),
(TYPE_TEXT, _(u"Text")),
(TYPE_FLOAT, _(u"Float")),
(TYPE_INT, _(u"Integer")),
(TYPE_DATE, _(u"Date")),
(TYPE_BOOLEAN, _(u"True / False")),
#(TYPE_MANY, _('multiple choices')),
)
#TODO Force name to lowercase? Don't allow spaces in name
name = models.CharField(_(u"name"), max_length=100,
help_text=_(u"user-friendly attribute name"))
help_text=_(u"User-friendly attribute name"))
help_text = models.CharField(_(u"help text"), max_length=250,
blank=True, null=True,
help_text=_(u"Short description for user"))
help_text=_(u"Short description"))
datatype = models.CharField(_(u"data type"), max_length=6,
choices=DATATYPE_CHOICES)
uuid = UuidField(auto=True)
def get_value_for_entity(self, entity):
'''
Passed any object that may be used as an 'entity' object (is linked
@ -103,11 +107,11 @@ class EavValue(models.Model):
self.value_text = self.value_float = self.value_int = self.value_date = None
def _get_value(self):
return getattr(self, "value_%s" % self.attribute.datatype)
return getattr(self, 'value_%s' % self.attribute.datatype)
def _set_value(self, new_value):
self._blank()
setattr(self, "value_%s" % self.attribute.datatype, new_value)
setattr(self, 'value_%s' % self.attribute.datatype, new_value)
value = property(_get_value, _set_value)
@ -127,8 +131,9 @@ class EavEntity(object):
attribute = self.get_attribute_by_name(name)
value = attribute.get_value_for_entity(self.model)
return value.value if value else None
raise AttributeError('%s EAV does not have attribute named "%s".' %
(self.model._meta.object_name, name))
raise AttributeError(_(u"%s EAV does not have attribute " \
u"named \"%s\".") % \
(self.model._meta.object_name, name))
def save(self):
for attribute in self.get_all_attributes():

105
settings.py
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@ -1,105 +0,0 @@
# Django settings for myeav project.
DEBUG = True
TEMPLATE_DEBUG = DEBUG
ADMINS = (
# ('Your Name', 'your_email@domain.com'),
)
MANAGERS = ADMINS
DATABASES = {
'default': {
'ENGINE': 'django.db.backends.sqlite3', # Add 'postgresql_psycopg2', 'postgresql', 'mysql', 'sqlite3' or 'oracle'.
'NAME': 'eav_ng.db', # Or path to database file if using sqlite3.
'USER': '', # Not used with sqlite3.
'PASSWORD': '', # Not used with sqlite3.
'HOST': '', # Set to empty string for localhost. Not used with sqlite3.
'PORT': '', # Set to empty string for default. Not used with sqlite3.
}
}
# Local time zone for this installation. Choices can be found here:
# http://en.wikipedia.org/wiki/List_of_tz_zones_by_name
# although not all choices may be available on all operating systems.
# On Unix systems, a value of None will cause Django to use the same
# timezone as the operating system.
# If running in a Windows environment this must be set to the same as your
# system time zone.
TIME_ZONE = 'America/Chicago'
# Language code for this installation. All choices can be found here:
# http://www.i18nguy.com/unicode/language-identifiers.html
LANGUAGE_CODE = 'en-us'
SITE_ID = 1
# If you set this to False, Django will make some optimizations so as not
# to load the internationalization machinery.
USE_I18N = True
# If you set this to False, Django will not format dates, numbers and
# calendars according to the current locale
USE_L10N = True
# Absolute path to the directory that holds media.
# Example: "/home/media/media.lawrence.com/"
MEDIA_ROOT = ''
# URL that handles the media served from MEDIA_ROOT. Make sure to use a
# trailing slash if there is a path component (optional in other cases).
# Examples: "http://media.lawrence.com", "http://example.com/media/"
MEDIA_URL = ''
# URL prefix for admin media -- CSS, JavaScript and images. Make sure to use a
# trailing slash.
# Examples: "http://foo.com/media/", "/media/".
ADMIN_MEDIA_PREFIX = '/media/'
# Make this unique, and don't share it with anybody.
SECRET_KEY = 's#h&3e_obkdm2ou$y76xn#1ll&9ld!q(na)axko4m0ky*2za3q'
# List of callables that know how to import templates from various sources.
TEMPLATE_LOADERS = (
'django.template.loaders.filesystem.Loader',
'django.template.loaders.app_directories.Loader',
# 'django.template.loaders.eggs.Loader',
)
MIDDLEWARE_CLASSES = (
'devserver.middleware.DevServerMiddleware',
'django.middleware.common.CommonMiddleware',
'django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.csrf.CsrfViewMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware',
'django.contrib.messages.middleware.MessageMiddleware',
)
ROOT_URLCONF = 'myeav.urls'
TEMPLATE_DIRS = (
# Put strings here, like "/home/html/django_templates" or "C:/www/django/templates".
# Always use forward slashes, even on Windows.
# Don't forget to use absolute paths, not relative paths.
)
DEVSERVER_MODULES = (
'devserver.modules.sql.SQLRealTimeModule',
'devserver.modules.sql.SQLSummaryModule',
'devserver.modules.profile.ProfileSummaryModule',
)
INSTALLED_APPS = (
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.sites',
'django.contrib.messages',
'django.contrib.admin',
'django_extensions',
'eav',
'eav_ng',
'omrs'
)

0
eav_ng/tests/__init__.py → tests/__init__.py
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0
eav_ng/tests/models.py → tests/models.py
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0
eav_ng/tests/tests.py → tests/tests.py
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17
urls.py
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@ -1,17 +0,0 @@
from django.conf.urls.defaults import *
# Uncomment the next two lines to enable the admin:
from django.contrib import admin
admin.autodiscover()
urlpatterns = patterns('',
# Example:
# (r'^myeav/', include('myeav.foo.urls')),
# Uncomment the admin/doc line below and add 'django.contrib.admindocs'
# to INSTALLED_APPS to enable admin documentation:
# (r'^admin/doc/', include('django.contrib.admindocs.urls')),
# Uncomment the next line to enable the admin:
(r'^admin/', include(admin.site.urls)),
)

0
eav_ng/utils.py → utils.py
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0
eav_ng/views.py → views.py
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