120 lines
No EOL
4.1 KiB
Python
120 lines
No EOL
4.1 KiB
Python
from django.contrib.gis.db import models
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class SoilOrder(models.Model):
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code = models.CharField(unique=True, max_length=1)
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name = models.CharField(unique=True, max_length=50)
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def __str__(self):
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return f"{self.name} ({self.code})"
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class SoilVariant(models.Model):
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name = models.CharField(unique=True, max_length=10)
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def __str__(self):
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return self.name
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class SoilLayer(models.Model):
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nzsc_class = models.CharField(max_length=4)
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nzsc_group = models.CharField(max_length=2)
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nzsc_order = models.ForeignKey(SoilOrder, on_delete=models.CASCADE)
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shape_leng = models.FloatField()
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geom = models.PolygonField(srid=2193)
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def __str__(self):
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return self.nzsc_class
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class EcologicalRegion(models.Model):
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name = models.CharField(unique=True, max_length=50)
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def __str__(self):
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return self.name
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class EcologicalDistrictLayer(models.Model):
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ecological = models.CharField(max_length=5)
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ecologic_1 = models.CharField(max_length=50)
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ecologic_2 = models.ForeignKey(EcologicalRegion, on_delete=models.CASCADE)
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shape_leng = models.FloatField()
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shape_area = models.FloatField()
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geom = models.PolygonField(srid=2193)
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def __str__(self):
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return f"{self.ecologic_1} ({self.ecologic_2})"
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class ToleranceLevel(models.Model):
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level = models.CharField(max_length=1)
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def __str__(self):
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return self.level
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class Habitat(models.Model):
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name = models.CharField(max_length=50)
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def __str__(self):
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return self.name
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class HabitatImage(models.Model):
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habitat = models.ForeignKey(
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Habitat, related_name='images', on_delete=models.CASCADE)
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name = models.CharField(max_length=50)
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image_filename = models.CharField(max_length=50, default='-')
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def __str__(self):
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return self.name
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class Zone(models.Model):
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name = models.CharField(max_length=50)
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variant = models.CharField(null=True, blank=True, max_length=50)
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refined_variant = models.CharField(null=True, blank=True, max_length=100)
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redirect_habitat = models.ForeignKey(
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Habitat, blank=True, null=True, on_delete=models.CASCADE, related_name='redirect_habitat')
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def __str__(self):
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refined_variant_str = f", {self.refined_variant}" if self.refined_variant is not None else ""
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variant_str = f"({self.variant}{refined_variant_str})" if self.variant is not None else ""
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return f"{self.name} {variant_str}"
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class ZoneImageSegment(models.Model):
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zone = models.ForeignKey(
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Zone, on_delete=models.CASCADE, related_name='zone')
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habitat_image = models.ForeignKey(
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HabitatImage, on_delete=models.CASCADE, related_name='habitat_image')
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segment_order = models.PositiveIntegerField(default=0)
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segment_percentage_width = models.PositiveIntegerField(default=0)
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def __str__(self):
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return f"{self.habitat_image.name}, {self.zone.name}"
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class Plant(models.Model):
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name = models.CharField(unique=True, max_length=50)
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commonname = models.CharField(null=True, blank=True, max_length=200)
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maxheight = models.FloatField()
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spacing = models.FloatField()
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synonym = models.CharField(null=True, blank=True, max_length=200)
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water_tolerance = models.ForeignKey(
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ToleranceLevel, related_name='water_tolerance', on_delete=models.CASCADE)
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drought_tolerance = models.ForeignKey(
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ToleranceLevel, related_name='drought_tolerance', on_delete=models.CASCADE)
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frost_tolerance = models.ForeignKey(
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ToleranceLevel, related_name='frost_tolerance', on_delete=models.CASCADE)
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salinity_tolerance = models.ForeignKey(
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ToleranceLevel, related_name='salinity_tolerance', on_delete=models.CASCADE)
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purpose = models.TextField(null=True, blank=True)
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stage = models.PositiveIntegerField()
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growth_form = models.CharField(null=True, blank=True, max_length=50)
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ecological_regions = models.ManyToManyField(EcologicalRegion)
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soil_order = models.ManyToManyField(SoilOrder)
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soil_variants = models.ManyToManyField(SoilVariant)
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zones = models.ManyToManyField(Zone)
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def __str__(self):
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return self.name |