openstamanager/modules/causali/edit.php

<?php
include_once __DIR__.'/../../core.php';

?><form action="" method="post" id="edit-form">
	<input type="hidden" name="backto" value="record-edit">
	<input type="hidden" name="op" value="update">

	<!-- DATI -->
	<div class="panel panel-primary">
		<div class="panel-heading">
			<h3 class="panel-title"><?php echo tr('Dati'); ?></h3>
		</div>

		<div class="panel-body">
			<div class="row">
				<div class="col-md-12">
					{[ "type": "text", "label": "<?php echo tr('Descrizione'); ?>", "name": "descrizione", "required": 1,  "value": "$descrizione$" ]}
				</div>
			</div>
		</div>
	</div>

</form>

<?php
$documenti = $dbo->fetchNum('SELECT id FROM dt_ddt WHERE idcausalet='.prepare($id_record).'
			 UNION SELECT id FROM co_documenti WHERE idcausalet='.prepare($id_record));

if (!empty($documenti)){
echo '
<div class="alert alert-danger">
    '.tr('Ci sono _NUM_ documenti collegati', [
        '_NUM_' => count($documenti),
    ]).'.
</div>';
}
?>

<a class="btn btn-danger ask" data-backto="record-list">
    <i class="fa fa-trash"></i> <?php echo tr('Elimina'); ?>
</a>