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LP: fix duplicate LP items on multi-click save refs #5744 #7005

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LP: fix duplicate LP items on multi-click save refs #5744 #7005

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22 changes: 21 additions & 1 deletion public/main/lp/learnpath.class.php
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Original file line number Diff line number Diff line change
Expand Up @@ -5710,7 +5710,27 @@ public function displayDocumentForm($action = 'add', $lpItem = null)

$form->addButtonSave(get_lang('Save'), 'submit_button');

return $form->returnForm();
$script = '<script>
document.addEventListener("DOMContentLoaded", function () {
var form = document.getElementById("form") || document.forms["form"];
if (!form) return;
form.addEventListener("submit", function (e) {
var btn = form.querySelector("button[name=submit_button], input[name=submit_button]");
if (!btn) return;
// async disable to avoid interfering with possible sync handlers triggered on submit
setTimeout(function () {
try {
btn.disabled = true;
if (btn.classList) btn.classList.add("disabled");
} catch (err) {
// silent
}
}, 0);
}, { once: true }); // once: true to disable only on the first submit
});
</script>';

return $form->returnForm() . $script;
}

/**
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