correction-ulysse (#2)

# Correction pour les TP1 TP2 et TP3 Je n'ai pas testé la connexion à la DB pour le moment car je ne peux pas me co sur https://dwarves.iut-fbleau.fr/phpmyadmin Co-authored-by: JARNOUEN DE VILLARTAY Ulysse (SAFRAN AIRCRAFT ENGINES) <ulysse.jarnouen-de-villartay@safrangroup.com> Reviewed-on: #2
2026-04-15 15:34:46 +02:00
parent 045ec81ae2
commit a4580652f8
22 changed files with 692 additions and 215 deletions
@@ -1,16 +1,69 @@
 <?php
-function _getConnection()
+function getConnection()
 {
-	static $_conn = NULL;
-	if ($_conn === NULL){
-		$_conn = mysqli_connect("localhost","","","");
-	}
-	return $_conn;
+    static $conn = null;
+
+    if ($conn === null) {
+        $host = getenv('DB_HOST') ?: 'https://dwarves.iut-fbleau.fr';
+        $login = getenv('DB_USER') ?: getenv('USER') ?: getenv('USERNAME') ?: 'root';
+        $password = getenv('DB_PASSWORD') ?: $login;
+        $database = getenv('DB_NAME') ?: $login;
+        $conn = mysqli_connect($host, $login, $password, $database);
+
+        if ($conn !== false) {
+            mysqli_set_charset($conn, 'utf8mb4');
+        }
+    }
+
+    return $conn;
 }

-
-function getFilms()
+function getFilms($page = 1, $perPage = 10)
 {
-	// A completer
+    $conn = getConnection();
+    if ($conn === false) {
+        return [
+            'films' => [],
+            'total' => 0,
+            'error' => 'Connexion MySQL impossible.',
+        ];
+    }
+
+    $page = max(1, (int) $page);
+    $perPage = max(1, (int) $perPage);
+    $offset = ($page - 1) * $perPage;
+
+    $sql = "SELECT SQL_CALC_FOUND_ROWS
+                F.idFilm,
+                F.titre,
+                F.annee,
+                G.code AS genre,
+                A.prenom,
+                A.nom
+            FROM Film AS F
+            INNER JOIN Artiste AS A ON F.idMes = A.idArtiste
+            INNER JOIN Genre AS G ON F.genre = G.code
+            ORDER BY F.titre ASC
+            LIMIT {$offset}, {$perPage}";
+
+    $result = mysqli_query($conn, $sql);
+    if ($result === false) {
+        return [
+            'films' => [],
+            'total' => 0,
+            'error' => 'Exécution de la requête impossible.',
+        ];
+    }
+
+    $films = mysqli_fetch_all($result, MYSQLI_ASSOC);
+
+    $totalResult = mysqli_query($conn, 'SELECT FOUND_ROWS() AS total');
+    $totalRow = $totalResult ? mysqli_fetch_assoc($totalResult) : ['total' => 0];
+    $total = isset($totalRow['total']) ? (int) $totalRow['total'] : 0;
+
+    return [
+        'films' => $films,
+        'total' => $total,
+        'error' => null,
+    ];
 }
-?>