Files
mayan-edms/apps/bootstrap/models.py

68 lines
2.1 KiB
Python

from __future__ import absolute_import
import os
import tempfile
from django.db import models
from django.utils.translation import ugettext_lazy as _
from django.core import management
from .literals import (FIXTURE_TYPES_CHOICES, FIXTURE_FILE_TYPE,
FIXTURE_TYPE_PK_NULLIFIER, COMMAND_LOADDATA)
from .managers import BootstrapSetupManager
from .classes import BootstrapModel
class BootstrapSetup(models.Model):
"""
Model to store the fixture for a pre configured setup.
"""
name = models.CharField(max_length=128, verbose_name=_(u'name'), unique=True)
description = models.TextField(verbose_name=_(u'description'), blank=True)
fixture = models.TextField(verbose_name=_(u'fixture'), help_text=_(u'These are the actual database structure creation instructions.'))
type = models.CharField(max_length=16, verbose_name=_(u'type'), choices=FIXTURE_TYPES_CHOICES)
objects = BootstrapSetupManager()
def __unicode__(self):
return self.name
def get_extension(self):
return FIXTURE_FILE_TYPE[self.type]
def execute(self):
BootstrapModel.check_for_data()
handle, filepath = tempfile.mkstemp()
# Just need the filepath, close the file description
os.close(handle)
filepath = os.path.extsep.join([filepath, self.get_extension()])
with open(filepath, 'w') as file_handle:
file_handle.write(self.fixture)
management.call_command(COMMAND_LOADDATA, filepath, verbosity=0)
os.unlink(filepath)
def compress(self):
"""
Return a compacted and compressed version of the BootstrapSetup
instance, meant for download.
"""
return ''
def sanitize(self):
"""
Remove pk values
"""
self.fixture = FIXTURE_TYPE_PK_NULLIFIER[self.type](self.fixture)
def save(self, *args, **kwargs):
self.sanitize()
return super(BootstrapSetup, self).save(*args, **kwargs)
class Meta:
verbose_name = _(u'bootstrap setup')
verbose_name_plural = _(u'bootstrap setups')
ordering = ['name']