test

2025-11-18 08:33:34 +01:00
parent 87a44a2002
commit 2d46362300
8 changed files with 123 additions and 0 deletions
--- a/sql_utilis.php
+++ b/sql_utilis.php
@@ -0,0 +1,57 @@
+<?php
+include("pdo.php");
+
+function get_books($page = 1, $resultsPerPage = 10){
+    global $pdo;
+
+    $page = max(1, (int)$page);
+    $offset = ($page - 1) * $resultsPerPage;
+
+    $count_query = 'SELECT COUNT(*) FROM Livres AS L INNER JOIN Auteurs AS A ON L.auteur_id = A.auteur_id';
+    $count = $pdo->query($count_query)->fetchColumn();
+    $total_pages = ceil($count / $resultsPerPage);
+
+    $statement = $pdo->prepare('SELECT L.livre_id, L.titre, L.annee_publication, A.nom, A.prenom
+                                        FROM Livres AS L
+                                        INNER JOIN Auteurs AS A ON L.auteur_id = A.auteur_id
+                                        LIMIT :limit OFFSET :offset');
+    $statement->bindValue(':limit', $resultsPerPage, PDO::PARAM_INT);
+    $statement->bindValue(':offset', $offset, PDO::PARAM_INT);
+    $statement->execute();
+    return [
+        'books' => $statement->fetchAll(PDO::FETCH_ASSOC),
+        'current_page' => $page,
+        'total_pages' => $total_pages,
+        'total_results' => $count
+    ];
+}
+
+function get_book($idBook = null) {
+    global $pdo;
+
+    if (is_numeric($idBook)) {
+        $statement = $pdo->prepare('SELECT L.titre, L.annee_publication, L.resume, A.nom, A.prenom, A.auteur_id
+                                        FROM Livres AS L
+                                        INNER JOIN Auteurs AS A ON L.auteur_id = A.auteur_id
+                                        WHERE L.livre_id = :id');
+
+        $statement->bindValue(':id', $idBook, PDO::PARAM_INT);
+        $statement->execute();
+        return $statement->fetch(PDO::FETCH_ASSOC);
+    }
+}
+
+function get_author($idAuthor = null) {
+    global $pdo;
+
+    if (is_numeric($idAuthor)) {
+        $statement = $pdo->prepare('SELECT A.nom, A.prenom, L.titre, L.livre_id
+                                        FROM Auteurs AS A
+                                        INNER JOIN Livres AS L ON L.auteur_id = A.auteur_id
+                                        WHERE A.auteur_id = :id');
+        $statement->bindValue(':id', $idAuthor, PDO::PARAM_INT);
+        $statement->execute();
+        return $statement->fetchAll(PDO::FETCH_ASSOC);
+    }
+
+}