2015-05-09 02:38:39 -06:00
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from shortuuidfield import ShortUUIDField
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2015-04-22 05:05:30 -06:00
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from django.core.validators import MinValueValidator
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from django.db import models
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2015-04-25 10:47:22 -06:00
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from django.contrib.auth.models import User
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2015-04-22 05:05:30 -06:00
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2015-05-09 01:32:02 -06:00
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MODE_CHOICES = ['FM', 'AFSK', 'BFSK', 'APRS', 'SSTV', 'CW', 'FMN', 'SSTV', 'GMSK', 'SSB']
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2015-04-22 05:05:30 -06:00
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2015-04-26 08:28:49 -06:00
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class TransponderApprovedManager(models.Manager):
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def get_queryset(self):
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return super(TransponderApprovedManager, self).get_queryset().filter(approved=True)
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2015-07-07 06:09:34 -06:00
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class SuggestionApprovedManager(models.Manager):
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def get_queryset(self):
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return super(SuggestionApprovedManager, self).get_queryset().filter(approved=False)
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2015-04-22 05:05:30 -06:00
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class Satellite(models.Model):
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"""Model for SatNOGS satellites."""
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norad_cat_id = models.PositiveIntegerField()
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name = models.CharField(max_length=45)
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def __unicode__(self):
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2015-04-25 10:47:22 -06:00
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return '{0} - {1}'.format(self.norad_cat_id, self.name)
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2015-04-22 05:05:30 -06:00
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class Transponder(models.Model):
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"""Model for antennas transponders."""
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2015-05-09 02:38:39 -06:00
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uuid = ShortUUIDField(db_index=True, unique=True)
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2015-04-22 05:05:30 -06:00
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description = models.TextField()
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alive = models.BooleanField(default=True)
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uplink_low = models.PositiveIntegerField(blank=True, null=True)
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uplink_high = models.PositiveIntegerField(blank=True, null=True)
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downlink_low = models.PositiveIntegerField(blank=True, null=True)
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downlink_high = models.PositiveIntegerField(blank=True, null=True)
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mode = models.CharField(choices=zip(MODE_CHOICES, MODE_CHOICES),
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max_length=10)
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invert = models.BooleanField(default=False)
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baud = models.FloatField(validators=[MinValueValidator(0)])
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2015-04-25 10:47:22 -06:00
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satellite = models.ForeignKey(Satellite, related_name='transponders',
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2015-04-22 05:05:30 -06:00
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null=True)
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2015-04-26 08:28:49 -06:00
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approved = models.BooleanField(default=False)
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objects = TransponderApprovedManager()
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2015-04-22 05:05:30 -06:00
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def __unicode__(self):
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return self.description
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2015-04-25 10:47:22 -06:00
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class Suggestion(Transponder):
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2015-04-26 08:30:33 -06:00
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citation = models.CharField(max_length=255, blank=True)
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2015-04-25 12:51:25 -06:00
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user = models.ForeignKey(User, blank=True, null=True,
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on_delete=models.SET_NULL)
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transponder = models.ForeignKey(Transponder, blank=True, null=True,
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on_delete=models.SET_NULL, related_name='suggestions')
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2015-07-07 06:09:34 -06:00
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objects = SuggestionApprovedManager()
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2015-04-25 12:51:25 -06:00
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def __unicode__(self):
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return self.description
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