plateforme-corres2math/server_files/controllers/probleme.php

<?php

$problem = htmlspecialchars($_GET["probleme"]);

if (!preg_match("#[0-4]#", $problem))
	require_once "server_files/404.php";

if (!isset($_SESSION["user_id"]) || $_SESSION["role"] != Role::ADMIN)
    require_once "server_files/403.php";

$has_error = false;
$error_message = null;

$teams = Team::getAllTeams($problem);

$validated_emails = [];
$not_validated_emails = [];

foreach ($teams as $team) {
	if ($team->getValidationStatus() == ValidationStatus::VALIDATED)
		$validated_emails = array_merge($validated_emails, $team->getAllEmails());
	else
		$not_validated_emails = array_merge($not_validated_emails, $team->getAllEmails());
}

require_once "server_files/views/probleme.php";