197 lines
5.2 KiB
PHP
197 lines
5.2 KiB
PHP
<?php
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class Buchung {
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private $tabelle = "buchung";
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public function lesenAlleDaten() {
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$sql = "SELECT buchung.bnummer, kurs.titel AS kursTitel, dozenten.name AS dozentenName, termine.beginn, termine.ende, teilnehmer.name AS teilnehmerName, teilnehmer.vname AS teilnehmerVorname FROM buchung
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JOIN termine ON buchung.termnr = termine.termnr
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JOIN teilnehmer ON buchung.tnummer = teilnehmer.tnummer
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JOIN kurs ON termine.kursnr = kurs.kursnr
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JOIN dozenten ON termine.doznr = dozenten.doznr
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ORDER BY buchung.bnummer";
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$this->baueBuchungTabelle($sql);
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}
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private function baueBuchungTabelle($sql) {
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require("db.inc.php");
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if ($stmt = $pdo -> prepare($sql)) {
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$stmt -> execute();
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echo "<table id=\"zebra\">\n\t";
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echo "<thead>
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<tr>
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<th>Nummer</th><th>Kurs</th><th>Dozent</th><th>Beginn</th><th>Ende</th><th>Name</th><th>Vorname</th><th>Bearbeiten</th>
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</tr>
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</thead>";
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echo "<tbody>\n\t";
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$count = 0;
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while ($z = $stmt -> fetch()) {
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$count += 1;
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$zebratyp = "ungerade";
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echo "<tr ";
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if($count % 2 == 0) {
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$zebratyp = "gerade";
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}
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echo "class=\"" .$zebratyp
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."\">\n\t<td>"
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. htmlspecialchars($z['bnummer'])
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."</td>\n\t<td>"
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. htmlspecialchars($z['kursTitel'])
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."</td>\n\t<td>"
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. htmlspecialchars($z['dozentenName'])
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."</td>\n\t<td>"
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. htmlspecialchars($z['beginn'])
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."</td>\n\t<td>"
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. htmlspecialchars($z['ende'])
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."</td>\n\t<td>"
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. htmlspecialchars($z['teilnehmerName'])
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."</td>\n\t<td>"
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. htmlspecialchars($z['teilnehmerVorname'])
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."</td>\n\t<td>"
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."<a href=\"bbearbeiten.php?bnummer="
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.htmlspecialchars($z['bnummer'])
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."\">bearbeiten</a>"
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."</td>\n</tr>";
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}
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echo "</tbody>\n</table>";
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}
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}
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public function lesenDatensatz($id) {
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require("db.inc.php");
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$sql = "SELECT buchung.bnummer, termine.termnr, kurs.titel, dozenten.name, termine.beginn, termine.ende, teilnehmer.name, teilnehmer.vname FROM $this->tabelle
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JOIN termine ON buchung.termnr = termine.termnr
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JOIN teilnehmer ON buchung.tnummer = teilnehmer.tnummer
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JOIN kurs ON termine.kursnr = kurs.kursnr
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JOIN dozenten ON termine.doznr = dozenten.doznr
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WHERE buchung.bnummer=:bnummer";
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if($stmt = $pdo->prepare($sql)) {
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$stmt->bindParam(':bnummer', $id);
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$stmt->execute();
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return($stmt->fetch(PDO::FETCH_ASSOC));
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} else {
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return(false);
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}
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}
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public function einfuegenSelect($tab, $val, $text, $def) {
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$s = "<select name =\"" .$val . "\" id= \"" . $val . "\">";
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require("db.inc.php");
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$sql = "SELECT " .$val . ", " . $text . " FROM " .$tab;
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if ($stmt = $pdo->prepare($sql)) {
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$stmt->execute();
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while ($z = $stmt->fetch()) {
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$s = $s . "<option value=\"" . $z[0] . "\"";
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if($z[0] == $def) {
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$s = $s . " selected";
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}
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$s = $s . ">" . $z[0] ." | " . $z[1] ."</option>";
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}
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$s = $s . "</select>";
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return $s;
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}
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else {
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return false;
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}
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}
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public function anlegen() {
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require("db.inc.php");
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$bnummer = NULL;
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$termnr = $_POST["termnr"];
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$tnummer = $_POST["tnummer"];
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$sql= "INSERT INTO .$this->tabelle (bnummer,
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termnr,
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tnummer)
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VALUES (:bnummer, :termnr, :tnummer)";
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if($stmt = $pdo->prepare($sql)) {
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$param = array(
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':bnummer' => $bnummer,
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':termnr' => $termnr,
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':tnummer' => $tnummer,
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);
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if($stmt->execute($param)) {
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echo "<h2>Datensatz gespeichert</h2>";
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} else {
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echo "<h2>Fehler beim speichern!</h2>";
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}
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}
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}
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public function bearbeiten(){
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require("db.inc.php");
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$bnummer = $_POST["mode"];
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$termnr = $_POST["termnr"];
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$tnummer = $_POST["tnummer"];
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$sql= "UPDATE " . $this->tabelle . " SET termnr = :termnr, tnummer = :tnummer WHERE bnummer = :bnummer";
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if($stmt = $pdo->prepare($sql)) {
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$param = array(
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':bnummer' => $bnummer,
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':termnr' => $termnr,
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':tnummer' => $tnummer,
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);
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if($stmt->execute($param)) {
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echo "<h2>Datensatz gespeichert</h2>";
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}
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else {
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echo "<h2>Fehler beim speichern!</h2>";
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}
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}
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}
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}
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?>
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