SchoolSettings + adminpanel filtrato per scuola

2026-10-03 19:15:11 +02:00
parent 8441cc702c
commit e27413880a
9 changed files with 1460 additions and 194 deletions
@@ -0,0 +1,106 @@
+<?php
+
+/**
+ * SchoolSettings
+ * Impostazioni della scuola (tabella `option`, una riga per scuola).
+ * Sostituisce tutti i "SELECT * FROM `option` LIMIT 1".
+ *
+ * Uso:
+ *   $timetocancel = (int) SchoolSettings::get('maxbeforetimecancell', 24);
+ *   $all          = SchoolSettings::all();
+ *   SchoolSettings::save(['show_teacher' => 'Y']);
+ *
+ * Nei cron (senza sessione) passare l'idschool esplicito:
+ *   SchoolSettings::get('show_teacher', 'N', $idschool);
+ */
+
+if (!class_exists('DBHandlerSelect')) {
+    require_once __DIR__ . '/db-functions.php';
+}
+
+class SchoolSettings
+{
+    /** @var array cache per scuola: idschool => riga option */
+    private static $cache = [];
+
+    /** Colonne che non si possono modificare con save() */
+    const PROTECTED_COLUMNS = ['idption', 'idschool'];
+
+    /** Tutte le impostazioni della scuola (riga creata se mancante) */
+    public static function all(?int $idschool = null): array
+    {
+        $idschool = self::schoolId($idschool);
+
+        if (!isset(self::$cache[$idschool])) {
+            $pdo = self::pdo();
+            $st = $pdo->prepare("SELECT * FROM `option` WHERE idschool = ? LIMIT 1");
+            $st->execute([$idschool]);
+            $row = $st->fetch();
+
+            if (!$row) {
+                // Nuova scuola: crea la riga con i default delle colonne
+                try {
+                    $pdo->prepare("INSERT INTO `option` (idschool) VALUES (?)")->execute([$idschool]);
+                    $st->execute([$idschool]);
+                    $row = $st->fetch();
+                } catch (PDOException $e) {
+                    error_log('SchoolSettings: impossibile creare option per scuola ' . $idschool . ': ' . $e->getMessage());
+                    $row = [];
+                }
+            }
+
+            self::$cache[$idschool] = $row ?: [];
+        }
+
+        return self::$cache[$idschool];
+    }
+
+    /** Singola impostazione, con default se mancante o NULL */
+    public static function get(string $key, $default = null, ?int $idschool = null)
+    {
+        $all = self::all($idschool);
+        return (array_key_exists($key, $all) && $all[$key] !== null) ? $all[$key] : $default;
+    }
+
+    /**
+     * Salva una o più impostazioni. Accetta solo colonne esistenti in `option`
+     * (le altre chiavi vengono ignorate).
+     */
+    public static function save(array $data, ?int $idschool = null): void
+    {
+        $idschool = self::schoolId($idschool);
+        $current = self::all($idschool);
+
+        $set = [];
+        $params = [];
+        foreach ($data as $col => $val) {
+            if (!array_key_exists($col, $current) || in_array($col, self::PROTECTED_COLUMNS, true)) {
+                continue;
+            }
+            $set[] = "`$col` = ?";
+            $params[] = $val;
+        }
+        if (empty($set)) {
+            return;
+        }
+
+        $params[] = $idschool;
+        self::pdo()->prepare("UPDATE `option` SET " . implode(', ', $set) . " WHERE idschool = ?")
+            ->execute($params);
+
+        unset(self::$cache[$idschool]);
+    }
+
+    private static function schoolId(?int $idschool): int
+    {
+        if ($idschool !== null && $idschool > 0) {
+            return $idschool;
+        }
+        return SchoolContext::id();
+    }
+
+    private static function pdo(): PDO
+    {
+        return DBHandlerSelect::getInstance()->getConnection();
+    }
+}