mirror of
https://github.com/vrana/adminer.git
synced 2025-12-27 10:51:01 +01:00
34 lines
879 B
PHP
34 lines
879 B
PHP
<?php
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/** Display confirmation before unloading page if a form field was changed
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* @link https://www.adminer.org/plugins/#use
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* @author Jakub Vrana, https://www.vrana.cz/
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* @license https://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0
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* @license https://www.gnu.org/licenses/gpl-2.0.html GNU General Public License, version 2 (one or other)
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*/
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class AdminerBeforeUnload {
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function head($dark = null) {
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?>
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<script <?php echo Adminer\nonce(); ?>>
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// editChange is declared in functions.js
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// ajaxForm sets editChange to null on success
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addEvent(document, 'change', event => {
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const el = event.target;
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if (el.form && /post/i.test(el.form.method)) {
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editChanged = true;
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}
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});
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addEvent(document, 'submit', () => {
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editChanged = null;
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});
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// all modern browsers ignore string returned from here
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onbeforeunload = () => editChanged;
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</script>
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<?php
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}
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}
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