gremmie@1: """
gremmie@1: This file contains the core Models used in gpp.
gremmie@1: The SiteConfig information is cached in a similar manner to django.contrib.sites.
gremmie@1: """
gremmie@1: 
gremmie@1: from django.db import models
gremmie@1: 
gremmie@1: SITE_CACHE = {}
gremmie@1: 
gremmie@1: class SiteConfigManager(models.Manager):
gremmie@1:    def get_current(self):
gremmie@1:       """
gremmie@1:       Returns the current SiteConfig based on the SITE_ID in the
gremmie@1:       project's settings. The SiteConfig object is cached the first
gremmie@1:       time it's retrieved from the database.
gremmie@1:       """
gremmie@1:       from django.conf import settings
gremmie@1:       try:
gremmie@1:          sid = settings.SITE_ID
gremmie@1:       except AttributeError:
gremmie@1:          from django.core.exceptions import ImproperlyConfigured
gremmie@1:          raise ImproperlyConfigured("You're using the Django \"sites framework\" without having set the SITE_ID setting. " +
gremmie@1:                "Create a site in your database and set the SITE_ID setting to fix this error.")
gremmie@1:       try:
gremmie@1:          current_site_config = SITE_CACHE[sid]
gremmie@1:       except KeyError:
gremmie@1:          current_site_config = self.get(pk = sid)
gremmie@1:          SITE_CACHE[sid] = current_site_config
gremmie@1:       return current_site_config
gremmie@1: 
gremmie@1: 
gremmie@1:       def clear_cache(self):
gremmie@1:          """Clears the SiteConfig object cache."""
gremmie@1:          global SITE_CACHE
gremmie@1:          SITE_CACHE = {}
gremmie@1: 
gremmie@1: 
gremmie@1: class SiteConfig(models.Model):
gremmie@1:    """model to represent the site's basic configuration and settings""" 
gremmie@1:    site_slogan = models.CharField(max_length = 128, blank = True)
gremmie@1:    admin_name = models.CharField(max_length = 64)
gremmie@1:    admin_email = models.EmailField()
gremmie@1:    date_created = models.DateField()
gremmie@1: 
gremmie@1:    objects = SiteConfigManager()
gremmie@1: 
gremmie@1: 
gremmie@1:    def __unicode__(self):
gremmie@1:       return u'SiteConfig ' + unicode(self.id)
gremmie@1: 
gremmie@1: 
gremmie@1:    def delete(self):
gremmie@1:       pk = self.pk
gremmie@1:       super(SiteConfig, self).delete()
gremmie@1:       try:
gremmie@1:          del(SITE_CACHE[pk])
gremmie@1:       except KeyError:
gremmie@1:          pass
gremmie@1: 
gremmie@1: 
gremmie@1: class DebugLog(models.Model):
gremmie@1:    '''Model to represent debug logs used during development; arbitary text can be stored'''
gremmie@1: 
gremmie@1:    LOG_LEVELS = (
gremmie@1:       (0, 'Not Set'),
gremmie@1:       (10, 'Debug'),
gremmie@1:       (20, 'Info'),
gremmie@1:       (30, 'Warning'),
gremmie@1:       (40, 'Error'),
gremmie@1:       (50, 'Critical'),
gremmie@1:    )
gremmie@1: 
gremmie@1:    timestamp = models.DateTimeField(auto_now_add = True)
gremmie@1:    level = models.IntegerField(choices = LOG_LEVELS)
gremmie@1:    msg = models.TextField()
gremmie@1: 
gremmie@1:    def __unicode__(self):
gremmie@1:       return '%s - %s' % (self.timestamp.strftime('%m/%d/%Y %H:%M:%S'),
gremmie@1:             self.msg[:64])
gremmie@1: 
gremmie@1:    class Meta:
gremmie@1:       ordering = ('-timestamp', )