[Django]Validate Data on Fields

CodingEntrepreneurs Django 강의 정리

forms>

from django import forms

from .models import BlogPost


class BlogPostForm(forms.Form):
    title = forms.CharField()
    slug = forms.SlugField()
    content = forms.CharField(widget=forms.Textarea)


class BlogPostModelForm(forms.ModelForm):
    # title = forms.CharField()

    class Meta:
        model = BlogPost
        fields = ["title", "slug", "content"]

    def clean_title(self, *args, **kwargs):
        title = self.cleaned_data.get("title")
        qs = BlogPost.objects.filter(title=title)
        if qs.exists():
            raise forms.ValidationError(
                "This title has already been used. Please try again."
            )
        return title

 

forms>

from django import forms


class ContactForm(forms.Form):
    full_name = forms.CharField()
    email = forms.EmailField()
    content = forms.CharField(widget=forms.Textarea)

    def clean_email(self, *args, **kwargs):
        email = self.cleaned_data.get("email")
        print(email)
        if email.endswith(".edu"):
            raise forms.ValidationError(
                "This is not a valid email. Please don't use. edu."
            )
        return email