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36 changes: 36 additions & 0 deletions course/templates/course/sandbox-markup.html
Original file line number Diff line number Diff line change
Expand Up @@ -16,5 +16,41 @@ <h1>{% trans "Markup Sandbox" %}</h1>
<div class="relate-well">
{% crispy form %}
</div>

{# {{{ paste from clipboard #}

<script type="text/javascript">
(function() {
if (!navigator.clipboard || !navigator.clipboard.readText) {
return;
}
const previewBtn = document.getElementById('submit-id-preview');
if (!previewBtn) {
return;
}
const pasteBtn = document.createElement('input');
pasteBtn.type = 'button';
pasteBtn.className = 'btn btn-secondary ms-1';
pasteBtn.value = "{% trans 'Paste from clipboard' %}";
pasteBtn.addEventListener('click', function() {
navigator.clipboard.readText().then(function(text) {
const editorDom = document.querySelector('#div_id_content .cm-editor');
if (!editorDom) { return; }
const view = rlCodemirror.EditorView.findFromDOM(editorDom);
if (!view) { return; }
view.dispatch(view.state.update({
changes: { from: 0, to: view.state.doc.length, insert: text },
}));
previewBtn.click();
}).catch(function(err) {
console.error('Failed to read clipboard:', err);
});
});
previewBtn.parentNode.insertBefore(pasteBtn, previewBtn.nextSibling);
})();
</script>

{# }}} #}

{% endblock %}

50 changes: 33 additions & 17 deletions course/templates/course/sandbox-page.html
Original file line number Diff line number Diff line change
Expand Up @@ -85,21 +85,37 @@ <h1>{% trans "Page Sandbox" %}</h1>
</div>
</div>

{# {{{ codemirror save -> preview #}
{# {{{ paste from clipboard #}

<script type="text/javascript">
function do_preview()
{
$("#submit-id-preview").click();
}

$("div#div_id_content div.CodeMirror").each(
function ()
{
var cm = this.CodeMirror;
cm.save = do_preview;
(function() {
if (!navigator.clipboard || !navigator.clipboard.readText) {
return;
}
const previewBtn = document.getElementById('submit-id-preview');
if (!previewBtn) {
return;
}
const pasteBtn = document.createElement('input');
pasteBtn.type = 'button';
pasteBtn.className = 'btn btn-secondary ms-1';
pasteBtn.value = "{% trans 'Paste from clipboard' %}";
pasteBtn.addEventListener('click', function() {
navigator.clipboard.readText().then(function(text) {
const editorDom = document.querySelector('#div_id_content .cm-editor');
if (!editorDom) { return; }
const view = rlCodemirror.EditorView.findFromDOM(editorDom);
if (!view) { return; }
view.dispatch(view.state.update({
changes: { from: 0, to: view.state.doc.length, insert: text },
}));
previewBtn.click();
}).catch(function(err) {
console.error('Failed to read clipboard:', err);
});

});
previewBtn.parentNode.insertBefore(pasteBtn, previewBtn.nextSibling);
})();
</script>

{# }}} #}
Expand All @@ -112,11 +128,11 @@ <h1>{% trans "Page Sandbox" %}</h1>

function force_cm_focus()
{
$("div#div_id_content div.CodeMirror").each(
function ()
{
this.CodeMirror.focus();
});
const editorDom = document.querySelector('#div_id_content .cm-editor');
if (editorDom) {
const view = rlCodemirror.EditorView.findFromDOM(editorDom);
if (view) { view.focus(); }
}
}

setTimeout(force_cm_focus, 100);
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