243 lines
7.5 KiB
Python
243 lines
7.5 KiB
Python
from django.db import models
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from django.core.exceptions import ValidationError
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from django.core.validators import URLValidator
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from django.urls import reverse
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from django.utils.text import slugify
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from django_prose_editor.fields import ProseEditorField
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from .base import (
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Category,
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ReusableText,
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ManagedServiceProvider,
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validate_image_size,
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Currency,
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)
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from .providers import CloudProvider
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from .images import ImageReference
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class Service(ImageReference):
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name = models.CharField(max_length=200)
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slug = models.SlugField(max_length=250, unique=True)
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description = ProseEditorField()
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tagline = models.TextField(max_length=500, blank=True, null=True)
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# Original logo field - keep temporarily for migration
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logo = models.ImageField(
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upload_to="service_logos/",
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validators=[validate_image_size],
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null=True,
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blank=True,
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)
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categories = models.ManyToManyField(Category, related_name="services")
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features = ProseEditorField()
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is_featured = models.BooleanField(default=False)
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is_coming_soon = models.BooleanField(default=False)
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disable_listing = models.BooleanField(default=False)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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def __str__(self):
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return self.name
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def clean(self):
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if self.is_featured and self.is_coming_soon:
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raise ValidationError(
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"A service cannot be both featured and coming soon simultaneously."
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)
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super().clean()
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def save(self, *args, **kwargs):
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self.clean() # Ensure validation runs on save
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if not self.slug:
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self.slug = slugify(self.name)
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counter = 1
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while Service.objects.filter(slug=self.slug).exists():
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self.slug = f"{slugify(self.name)}-{counter}"
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counter += 1
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super().save(*args, **kwargs)
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def get_absolute_url(self):
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return reverse("services:service_detail", kwargs={"slug": self.slug})
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@property
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def get_logo(self):
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"""Returns the logo from library or falls back to legacy logo"""
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if self.image_library and self.image_library.image:
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return self.image_library.image
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return self.logo
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class ServiceOffering(models.Model):
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service = models.ForeignKey(
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Service, on_delete=models.CASCADE, related_name="offerings"
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)
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msp = models.CharField(
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"Managed Service Provider",
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max_length=2,
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default=ManagedServiceProvider.VS,
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choices=ManagedServiceProvider.choices,
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)
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cloud_provider = models.ForeignKey(
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CloudProvider, on_delete=models.CASCADE, related_name="offerings"
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)
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description = ProseEditorField(blank=True, null=True)
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offer_description = models.ForeignKey(
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ReusableText,
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on_delete=models.PROTECT,
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related_name="offer_descriptions",
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blank=True,
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null=True,
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)
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disable_listing = models.BooleanField(default=False)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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class Meta:
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unique_together = ["service", "cloud_provider"]
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ordering = ["service__name", "cloud_provider__name"]
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def __str__(self):
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return f"{self.service.name} on {self.cloud_provider.name}"
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def get_absolute_url(self):
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return reverse(
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"services:offering_detail",
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kwargs={
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"provider_slug": self.cloud_provider.slug,
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"service_slug": self.service.slug,
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},
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)
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class PlanPrice(models.Model):
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plan = models.ForeignKey(
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"Plan", on_delete=models.CASCADE, related_name="plan_prices"
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)
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currency = models.CharField(
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max_length=3,
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choices=Currency.choices,
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)
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amount = models.DecimalField(
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max_digits=10,
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decimal_places=2,
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help_text="Price in the specified currency, excl. VAT",
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)
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class Meta:
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unique_together = ("plan", "currency")
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ordering = ["currency"]
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def __str__(self):
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return f"{self.plan.name} - {self.amount} {self.currency}"
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class Plan(models.Model):
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name = models.CharField(max_length=100)
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description = ProseEditorField(blank=True, null=True)
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plan_description = models.ForeignKey(
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ReusableText,
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on_delete=models.PROTECT,
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related_name="plan_descriptions",
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blank=True,
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null=True,
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)
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offering = models.ForeignKey(
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ServiceOffering, on_delete=models.CASCADE, related_name="plans"
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)
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# Ordering and highlighting fields
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order = models.PositiveIntegerField(
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default=0,
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help_text="Order of this plan in the offering (lower numbers appear first)",
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)
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is_best = models.BooleanField(
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default=False, help_text="Mark this plan as the best/recommended option"
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)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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class Meta:
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ordering = ["order", "name"]
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unique_together = [["offering", "name"]]
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def __str__(self):
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return f"{self.offering} - {self.name}"
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def clean(self):
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# Ensure only one plan per offering can be marked as "best"
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if self.is_best:
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existing_best = Plan.objects.filter(
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offering=self.offering, is_best=True
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).exclude(pk=self.pk)
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if existing_best.exists():
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from django.core.exceptions import ValidationError
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raise ValidationError(
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"Only one plan per offering can be marked as the best option."
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)
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def save(self, *args, **kwargs):
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self.clean()
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super().save(*args, **kwargs)
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def get_price(self, currency_code: str):
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price_obj = PlanPrice.objects.filter(plan=self, currency=currency_code).first()
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if price_obj:
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return price_obj.amount
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return None
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class ExternalLinkOffering(models.Model):
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offering = models.ForeignKey(
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ServiceOffering, on_delete=models.CASCADE, related_name="external_links"
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)
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url = models.URLField()
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description = models.CharField(max_length=200)
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order = models.IntegerField(default=0)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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class Meta:
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ordering = ["order", "description"]
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verbose_name = "External Link"
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verbose_name_plural = "External Links"
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def __str__(self):
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return f"{self.description} ({self.url})"
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def clean(self):
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validate = URLValidator()
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try:
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validate(self.url)
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except ValidationError:
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raise ValidationError({"url": "Enter a valid URL."})
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class ExternalLink(models.Model):
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service = models.ForeignKey(
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Service, on_delete=models.CASCADE, related_name="external_links"
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)
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url = models.URLField()
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description = models.CharField(max_length=200)
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order = models.IntegerField(default=0)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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class Meta:
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ordering = ["order", "description"]
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verbose_name = "External Link"
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verbose_name_plural = "External Links"
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def __str__(self):
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return f"{self.description} ({self.url})"
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def clean(self):
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validate = URLValidator()
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try:
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validate(self.url)
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except ValidationError:
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raise ValidationError({"url": "Enter a valid URL."})
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