diff --git a/datasette/app.py b/datasette/app.py
index 3adedd17..82f2ddf2 100644
--- a/datasette/app.py
+++ b/datasette/app.py
@@ -232,6 +232,8 @@ class BaseView(HTTPMethodView):
'url_json': path_with_ext(request, '.json'),
'url_jsono': path_with_ext(request, '.jsono'),
'metadata': self.ds.metadata,
+ 'extra_css_urls': self.ds.extra_css_urls(),
+ 'extra_js_urls': self.ds.extra_js_urls(),
'datasette_version': __version__,
}
}
@@ -296,6 +298,8 @@ class IndexView(HTTPMethodView):
databases=databases,
metadata=self.ds.metadata,
datasette_version=__version__,
+ extra_css_urls=self.ds.extra_css_urls(),
+ extra_js_urls=self.ds.extra_js_urls(),
)
@@ -773,6 +777,24 @@ class Datasette:
self.sqlite_functions = []
self.sqlite_extensions = sqlite_extensions or []
+ def asset_urls(self, key):
+ for url_or_dict in (self.metadata.get(key) or []):
+ if isinstance(url_or_dict, dict):
+ yield {
+ 'url': url_or_dict['url'],
+ 'sri': url_or_dict.get('sri'),
+ }
+ else:
+ yield {
+ 'url': url_or_dict,
+ }
+
+ def extra_css_urls(self):
+ return self.asset_urls('extra_css_urls')
+
+ def extra_js_urls(self):
+ return self.asset_urls('extra_js_urls')
+
def prepare_connection(self, conn):
conn.row_factory = sqlite3.Row
conn.text_factory = lambda x: str(x, 'utf-8', 'replace')
diff --git a/datasette/templates/base.html b/datasette/templates/base.html
index 1976b4ac..7db54460 100644
--- a/datasette/templates/base.html
+++ b/datasette/templates/base.html
@@ -4,6 +4,12 @@
{% block title %}{% endblock %}
+{% for url in extra_css_urls %}
+
+{% endfor %}
+{% for url in extra_js_urls %}
+
+{% endfor %}
{% block extra_head %}{% endblock %}