Initial commit: Django gallery project

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

gallery/forms.py

@@ -0,0 +1,129 @@
+from django import forms
+import os
+from .models import Artwork, Category, About, Comment
+
+
+class ArtworkForm(forms.ModelForm):
+    """作品表单"""
+    class Meta:
+        model = Artwork
+        fields = [
+            'title',
+            'description',
+            'image',
+            'category',
+            'order',
+        ]
+        widgets = {
+            'title': forms.TextInput(attrs={
+                'class': 'w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500',
+                'placeholder': '请输入作品标题'
+            }),
+            'description': forms.Textarea(attrs={
+                'class': 'w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500',
+                'rows': 4,
+                'placeholder': '请输入作品描述'
+            }),
+            'image': forms.FileInput(attrs={
+                'class': 'w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500'
+            }),
+            'category': forms.Select(attrs={
+                'class': 'w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500'
+            }),
+            'order': forms.NumberInput(attrs={
+                'class': 'w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500',
+                'min': 0
+            }),
+        }
+
+
+class CategoryForm(forms.ModelForm):
+    """分类表单"""
+    class Meta:
+        model = Category
+        fields = ['name']
+        widgets = {
+            'name': forms.TextInput(attrs={
+                'class': 'w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500',
+                'placeholder': '请输入分类名称'
+            }),
+        }
+
+
+class AboutForm(forms.ModelForm):
+    """关于页面表单"""
+    class Meta:
+        model = About
+        fields = ['title', 'content', 'image']
+        widgets = {
+            'title': forms.TextInput(attrs={
+                'class': 'w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500',
+                'placeholder': '请输入标题'
+            }),
+            'content': forms.Textarea(attrs={
+                'class': 'w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500',
+                'rows': 8,
+                'placeholder': '请输入内容'
+            }),
+            'image': forms.FileInput(attrs={
+                'class': 'w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500'
+            }),
+        }
+
+
+class SearchForm(forms.Form):
+    """搜索表单"""
+    q = forms.CharField(
+        required=False,
+        widget=forms.TextInput(attrs={
+            'class': 'w-full px-4 py-2 bg-gray-800 text-white rounded-full focus:outline-none focus:ring-2 focus:ring-blue-500',
+            'placeholder': '搜索作品...',
+            'autocomplete': 'off'
+        })
+    )
+
+
+class CommentForm(forms.ModelForm):
+    """评论表单"""
+
+    class Meta:
+        model = Comment
+        fields = ['text', 'image']
+        widgets = {
+            'text': forms.Textarea(attrs={
+                'class': 'w-full px-3 py-2 border border-gray-700 rounded-lg bg-gray-900 text-white placeholder-gray-500 focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-transparent',
+                'rows': 4,
+                'placeholder': '写下您的评论...'
+            }),
+            'image': forms.ClearableFileInput(attrs={
+                'class': 'block w-full text-sm text-gray-400 file:mr-4 file:py-2 file:px-4 file:rounded-full file:border-0 file:text-sm file:font-semibold file:bg-gray-800 file:text-white hover:file:bg-gray-700',
+                'accept': 'image/*'
+            })
+        }
+
+    def clean(self):
+        """验证至少填写文本或上传图片"""
+        cleaned_data = super().clean()
+        text = cleaned_data.get('text')
+        image = cleaned_data.get('image')
+
+        if not text and not image:
+            raise forms.ValidationError('请填写评论内容或上传图片')
+
+        return cleaned_data
+
+    def clean_image(self):
+        """验证上传的图片"""
+        image = self.cleaned_data.get('image')
+        if image:
+            # 文件大小限制（5MB）
+            if image.size > 5 * 1024 * 1024:
+                raise forms.ValidationError('图片大小不能超过5MB')
+
+            # 文件类型验证
+            valid_extensions = ['.jpg', '.jpeg', '.png', '.gif', '.webp']
+            ext = os.path.splitext(image.name)[1].lower()
+            if ext not in valid_extensions:
+                raise forms.ValidationError('不支持的文件格式，请上传图片文件')
+
+        return image