allow white logos for pypi footer

Author: JacobCoffee

apps/sponsors/admin.py

@@ -559,6 +559,7 @@ class SponsorshipAdmin(ImportExportActionModelAdmin, admin.ModelAdmin):
                     "get_sponsor_description",
                     "get_sponsor_landing_page_url",
                     "get_sponsor_web_logo",
+                    "get_sponsor_white_logo",
                     "get_sponsor_print_logo",
                     "get_sponsor_primary_phone",
                     "get_sponsor_mailing_address",
@@ -630,6 +631,7 @@ def get_readonly_fields(self, request, obj):
             "get_sponsor_description",
             "get_sponsor_landing_page_url",
             "get_sponsor_web_logo",
+            "get_sponsor_white_logo",
             "get_sponsor_print_logo",
             "get_sponsor_primary_phone",
             "get_sponsor_mailing_address",
@@ -749,6 +751,22 @@ def get_sponsor_web_logo(self, obj):
         context = Context({"img": img})
         return mark_safe(template.render(context))  # noqa: S308
 
+    @admin.display(description="White Logo")
+    def get_sponsor_white_logo(self, obj):
+        """Render and return the sponsor's white logo as a thumbnail image."""
+        img = obj.sponsor.white_logo
+        if not img:
+            return "---"
+        if img.name and img.name.lower().endswith(".svg"):
+            return format_html(
+                '<img src="{}" style="max-width:150px;max-height:150px;background:#333"/>',
+                img.url,
+            )
+        html = "{% load thumbnail %}{% thumbnail img '150x150' format='PNG' quality=100 as im %}<img src='{{ im.url}}' style='background:#333'/>{% endthumbnail %}"
+        template = Template(html)
+        context = Context({"img": img})
+        return mark_safe(template.render(context))  # noqa: S308
+
     @admin.display(description="Print Logo")
     def get_sponsor_print_logo(self, obj):
         """Render and return the sponsor's print logo as a thumbnail image."""

apps/sponsors/api.py

@@ -53,6 +53,7 @@ def get(self, request, *args, **kwargs):
                 "level_order": sponsorship.package.order,
                 "description": sponsor.description,
                 "logo": sponsor.web_logo.url,
+                "white_logo": sponsor.white_logo.url if sponsor.white_logo else None,
                 "sponsor_url": sponsor.landing_page_url,
                 "start_date": sponsorship.start_date,
                 "end_date": sponsorship.end_date,

apps/sponsors/forms.py

@@ -229,6 +229,11 @@ class SponsorshipApplicationForm(forms.Form):
         help_text="For display on our sponsor webpage. High resolution PNG or JPG, smallest dimension no less than 256px",
         required=False,
     )
+    white_logo = forms.ImageField(
+        label="Sponsor white logo",
+        help_text="For display on dark backgrounds (e.g. PyPI footer). Transparent PNG, smallest dimension no less than 256px",
+        required=False,
+    )
     print_logo = forms.FileField(
         label="Sponsor print logo",
         help_text="For printed materials, signage, and projection. SVG or EPS",
@@ -396,6 +401,7 @@ def save(self):
             landing_page_url=self.cleaned_data.get("landing_page_url", ""),
             twitter_handle=self.cleaned_data["twitter_handle"],
             linked_in_page_url=self.cleaned_data["linked_in_page_url"],
+            white_logo=self.cleaned_data.get("white_logo"),
             print_logo=self.cleaned_data.get("print_logo"),
             country_of_incorporation=self.cleaned_data.get("country_of_incorporation", ""),
             state_of_incorporation=self.cleaned_data.get("state_of_incorporation", ""),
@@ -606,6 +612,11 @@ class SponsorUpdateForm(forms.ModelForm):
         help_text="For display on our sponsor webpage. High resolution PNG or JPG, smallest dimension no less than 256px",
         required=False,
     )
+    white_logo = forms.ImageField(
+        widget=forms.widgets.FileInput,
+        help_text="For display on dark backgrounds (e.g. PyPI footer). Transparent PNG, smallest dimension no less than 256px",
+        required=False,
+    )
     print_logo = forms.FileField(
         widget=forms.widgets.FileInput,
         help_text="For printed materials, signage, and projection. SVG or EPS",
@@ -647,6 +658,7 @@ class Meta:
             "twitter_handle",
             "linked_in_page_url",
             "web_logo",
+            "white_logo",
             "print_logo",
             "primary_phone",
             "mailing_address_line_1",

apps/sponsors/migrations/0104_add_sponsor_white_logo.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.2.11 on 2026-04-06 18:04
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("sponsors", "0103_alter_benefitfeature_polymorphic_ctype_and_more"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="sponsor",
+            name="white_logo",
+            field=models.ImageField(
+                blank=True,
+                help_text="For display on dark backgrounds (e.g. PyPI footer). Transparent PNG, smallest dimension no less than 256px",
+                null=True,
+                upload_to="sponsor_white_logos",
+                verbose_name="White logo",
+            ),
+        ),
+    ]

apps/sponsors/models/sponsors.py

@@ -49,6 +49,13 @@ class Sponsor(ContentManageable):
         help_text="For display on our sponsor webpage. High resolution PNG or JPG, smallest dimension no less than "
         "256px",
     )
+    white_logo = models.ImageField(
+        upload_to="sponsor_white_logos",
+        blank=True,
+        null=True,
+        verbose_name="White logo",
+        help_text="For display on dark backgrounds (e.g. PyPI footer). Transparent PNG, smallest dimension no less than 256px",
+    )
     print_logo = models.FileField(
         upload_to="sponsor_print_logos",
         validators=[FileExtensionValidator(["eps", "epsfepsi", "svg", "png"])],

apps/sponsors/serializers.py

@@ -16,6 +16,7 @@ class LogoPlacementSerializer(serializers.Serializer):
     sponsor_slug = serializers.CharField()
     description = serializers.CharField()
     logo = serializers.URLField()
+    white_logo = serializers.URLField(required=False, allow_null=True)
     start_date = serializers.DateField()
     end_date = serializers.DateField()
     sponsor_url = serializers.URLField()