126 lines
3.7 KiB
Python
126 lines
3.7 KiB
Python
import os
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import re
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from django.core.exceptions import ValidationError
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from django.db import models
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from django.db.models.signals import pre_save, pre_delete
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from django.dispatch import receiver
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from django.utils.functional import cached_property
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from django.utils.translation import ugettext_lazy as _
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from jsonfield import JSONField
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from orchestra.core import validators, services
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from orchestra.utils.functional import cached
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from . import settings
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from .options import AppOption
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from .types import AppType
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class WebApp(models.Model):
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""" Represents a web application """
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name = models.CharField(_("name"), max_length=128, validators=[validators.validate_name])
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type = models.CharField(_("type"), max_length=32,
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choices=AppType.get_plugin_choices())
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account = models.ForeignKey('accounts.Account', verbose_name=_("Account"),
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related_name='webapps')
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data = JSONField(_("data"), help_text=_("Extra information dependent of each service."))
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class Meta:
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unique_together = ('name', 'account')
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verbose_name = _("Web App")
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verbose_name_plural = _("Web Apps")
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def __unicode__(self):
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return self.name
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def get_description(self):
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return self.get_type_display()
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@cached_property
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def type_class(self):
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return AppType.get_plugin(self.type)
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@cached_property
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def type_instance(self):
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""" Per request lived type_instance """
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return self.type_class(self)
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def clean(self):
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apptype = self.type_instance
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apptype.validate()
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self.data = apptype.clean_data()
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@cached
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def get_options(self):
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return {
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opt.name: opt.value for opt in self.options.all()
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}
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def get_directive(self):
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return self.type_instance.get_directive()
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def get_path(self):
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context = {
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'home': self.get_user().get_home(),
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'app_name': self.name,
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}
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path = settings.WEBAPPS_BASE_ROOT % context
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public_root = self.options.filter(name='public-root').first()
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if public_root:
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path = os.path.join(path, public_root.value)
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return os.path.normpath(path.replace('//', '/'))
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def get_user(self):
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return self.account.main_systemuser
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def get_username(self):
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return self.get_user().username
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def get_groupname(self):
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return self.get_username()
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class WebAppOption(models.Model):
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webapp = models.ForeignKey(WebApp, verbose_name=_("Web application"),
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related_name='options')
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name = models.CharField(_("name"), max_length=128, choices=AppType.get_options_choices())
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value = models.CharField(_("value"), max_length=256)
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class Meta:
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unique_together = ('webapp', 'name')
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verbose_name = _("option")
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verbose_name_plural = _("options")
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def __unicode__(self):
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return self.name
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@cached_property
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def option_class(self):
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return AppOption.get_plugin(self.name)
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@cached_property
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def option_instance(self):
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""" Per request lived option instance """
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return self.option_class(self)
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def clean(self):
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self.option_instance.validate()
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services.register(WebApp)
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# Admin bulk deletion doesn't call model.delete()
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# So, signals are used instead of model method overriding
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@receiver(pre_save, sender=WebApp, dispatch_uid='webapps.type.save')
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def type_save(sender, *args, **kwargs):
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instance = kwargs['instance']
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instance.type_instance.save()
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@receiver(pre_delete, sender=WebApp, dispatch_uid='webapps.type.delete')
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def type_delete(sender, *args, **kwargs):
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instance = kwargs['instance']
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instance.type_instance.delete()
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