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script type=module support, closes #1186

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Simon Willison 2021-01-13 17:50:52 -08:00
commit fa0c3777b8
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39
docs/custom_templates.rst
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@ -5,6 +5,8 @@ Custom pages and templates
Datasette provides a number of ways of customizing the way data is displayed.
.. _customization_css_and_javascript:
Custom CSS and JavaScript
-------------------------
@ -25,7 +27,12 @@ Your ``metadata.json`` file can include links that look like this:
]
}
The extra CSS and JavaScript files will be linked in the ``<head>`` of every page.
The extra CSS and JavaScript files will be linked in the ``<head>`` of every page:
.. code-block:: html
<link rel="stylesheet" href="https://simonwillison.net/static/css/all.bf8cd891642c.css">
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js"></script>
You can also specify a SRI (subresource integrity hash) for these assets:
@ -46,9 +53,39 @@ You can also specify a SRI (subresource integrity hash) for these assets:
]
}
This will produce:
.. code-block:: html
<link rel="stylesheet" href="https://simonwillison.net/static/css/all.bf8cd891642c.css"
integrity="sha384-9qIZekWUyjCyDIf2YK1FRoKiPJq4PHt6tp/ulnuuyRBvazd0hG7pWbE99zvwSznI"
crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js"
integrity="sha256-k2WSCIexGzOj3Euiig+TlR8gA0EmPjuc79OEeY5L45g="
crossorigin="anonymous"></script>
Modern browsers will only execute the stylesheet or JavaScript if the SRI hash
matches the content served. You can generate hashes using `www.srihash.org <https://www.srihash.org/>`_
Items in ``"extra_js_urls"`` can specify ``"module": true`` if they reference JavaScript that uses `JavaScript modules <https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Modules>`__. This configuration:
.. code-block:: json
{
"extra_js_urls": [
{
"url": "https://example.datasette.io/module.js",
"module": true
}
]
}
Will produce this HTML:
.. code-block:: html
<script type="module" src="https://example.datasette.io/module.js"></script>
CSS classes on the <body>
~~~~~~~~~~~~~~~~~~~~~~~~~