b.BuchID = $ID durch Prepared Statement ersetzt

master
Jasmin Weise 2023-06-11 21:52:53 +02:00
parent 27432e2f56
commit c9ddb8c3e8
1 changed files with 28 additions and 19 deletions

View File

@ -18,15 +18,22 @@
<div class="hauptcontainer">
<?php
/* Übergebene ID des angeklickten Container speichern */
$containerID = $_GET['bookID'];
$servername = "localhost";
$username = "web_b-3";
$password = "een7Ao6s";
$dbname = "bibliothek_candle";
/* Buch ID abtrennen */
$ID = str_replace('book_container', '', $containerID);
$connection =
mysqli_connect($servername, $username, $password, $dbname);
/* SQL-Befehl zusammenstellen */
$sql = "SELECT b.BuchID, b.Titel, b.Erscheinungsjahr, b.Bild,
b.Verlag, GROUP_CONCAT(DISTINCT CONCAT(a.VorName, ' ', a.NachName)
if (!$connection) {
die("Verbindung fehlgeschlagen: " . mysqli_connect_error());
}
/* SQL-Befehl vorbereiten */
$sql = $connection->prepare("SELECT b.BuchID, b.Titel,
b.Erscheinungsjahr, b.Bild, b.Verlag,
GROUP_CONCAT(DISTINCT CONCAT(a.VorName, ' ', a.NachName)
SEPARATOR ', ') AS 'Autor',
GROUP_CONCAT(DISTINCT k.Name SEPARATOR ', ') AS 'Kategorie',
b.ISBN, b.Klappentext AS 'Inhalt', sp.Bezeichnung AS 'Sprache',
@ -45,22 +52,24 @@
INNER JOIN `sprache` AS sp ON sp.SprachenID = b.SprachenID
INNER JOIN `buch_hat_stichwort` AS bhs ON bhs.BuchID = b.BuchID
INNER JOIN `stichwort` AS st ON st.StichwortID = bhs.StichwortID
WHERE b.BuchID = $ID
GROUP BY b.BuchID;";
WHERE b.BuchID = ?
GROUP BY b.BuchID;");
$servername = "localhost";
$username = "web_b-3";
$password = "een7Ao6s";
$dbname = "bibliothek_candle";
// Parameter binden
$sql->bind_param("i", $ID);
$connection =
mysqli_connect($servername, $username, $password, $dbname);
// Übergebene ID des angeklickten Container speichern
$containerID = $_GET['bookID'];
if (!$connection) {
die("Verbindung fehlgeschlagen: " . mysqli_connect_error());
}
// Buch ID abtrennen
$ID = str_replace('book_container', '', $containerID);
// SQL-Befehl ausführen
$sql->execute();
// Ergebnis speichern
$result = $sql->get_result();
$result = mysqli_query($connection, $sql);
if (mysqli_num_rows($result) > 0) {
while($row = mysqli_fetch_assoc($result)) {
$bookID = $row['BuchID'];