270 lines
7.7 KiB
PHP
270 lines
7.7 KiB
PHP
<?php
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function DatabaseCreateTable($table, $columnsDefinition) {
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include_once 'DatabaseConnect.php';
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$conn = db_connect();
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$sql = "CREATE TABLE IF NOT EXISTS `$table` ($columnsDefinition)";
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$stmt = $conn->prepare($sql);
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if (!$stmt) {
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die("Fehler beim Prepare: " . $conn->error);
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}
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if (!$stmt->execute()) {
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die("Fehler beim Execute: " . $stmt->error);
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}
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return true;
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}
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function DatabaseShowTables() {
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include_once 'DatabaseConnect.php';
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$conn = db_connect();
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$tablesResult = $conn->query("SHOW TABLES");
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if (!$tablesResult) {
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die("Fehler beim Laden der Tabellen: " . $conn->error);
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}
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$tables = [];
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while ($tableRow = $tablesResult->fetch_array()) {
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$tables[] = $tableRow[0];
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}
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return $tables;
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}
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function DatabaseShowTableStructure($table) {
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include_once 'DatabaseConnect.php';
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$conn = db_connect();
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$stmt = $conn->prepare("SHOW COLUMNS FROM `$table`");
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if (!$stmt) {
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die("Fehler beim Prepare: " . $conn->error);
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}
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if (!$stmt->execute()) {
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die("Fehler beim Execute: " . $stmt->error);
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}
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$result = $stmt->get_result();
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$columns = [];
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while ($column = $result->fetch_assoc()) {
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$columns[] = [
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"Field" => $column["Field"],
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"Type" => $column["Type"],
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"Null" => $column["Null"],
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"Key" => $column["Key"],
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"Default" => $column["Default"],
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"Extra" => $column["Extra"]
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];
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}
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return $columns;
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}
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function DatabaseShow($table, $columns = "*", $where = "", ...$values) {
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include_once 'DatabaseConnect.php';
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$conn = db_connect();
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$sql = "SELECT $columns FROM `$table`";
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if (!empty($where)) {
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$sql .= " WHERE $where";
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}
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$stmt = $conn->prepare($sql);
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if (!$stmt) {
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die("Fehler beim Prepare: " . $conn->error);
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}
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if (!$stmt->execute($values)) {
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die("Fehler beim Execute: " . $stmt->error);
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}
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$result = $stmt->get_result();
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return $result->fetch_all(MYSQLI_ASSOC);
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}
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function DatabaseInsert($table, $columns, ...$values) {
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include_once 'DatabaseConnect.php';
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$conn = db_connect();
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$placeholders = rtrim(str_repeat("?,", count($values)), ",");
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$sql = "INSERT INTO `$table` ($columns) VALUES ($placeholders)";
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$stmt = $conn->prepare($sql);
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if (!$stmt) {
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die("Fehler beim Prepare: " . $conn->error);
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}
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if (!$stmt->execute($values)) {
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die("Fehler beim Execute: " . $stmt->error);
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}
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return true;
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}
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function DatabaseDelete($table, $where, ...$values) {
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include_once 'DatabaseConnect.php';
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$conn = db_connect();
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$sql = "DELETE FROM `$table` WHERE $where";
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$stmt = $conn->prepare($sql);
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if (!$stmt) {
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die("Fehler beim Prepare: " . $conn->error);
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}
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if (!$stmt->execute($values)) {
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die("Fehler beim Execute: " . $stmt->error);
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}
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return true;
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}
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function DatabaseUpdate($table, $set, $where, ...$values) {
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include_once 'DatabaseConnect.php';
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$conn = db_connect();
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$sql = "UPDATE `$table` SET $set WHERE $where";
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$stmt = $conn->prepare($sql);
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if (!$stmt) {
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die("Fehler beim Prepare: " . $conn->error);
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}
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if (!$stmt->execute($values)) {
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die("Fehler beim Execute: " . $stmt->error);
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}
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return true;
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}
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function getFKValue($conn, $table, $key, $value, $id, &$cache) {
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if ($id === null) return null;
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$cacheKey = $table . "_" . $id;
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if (isset($cache[$cacheKey])) {
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return $cache[$cacheKey];
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}
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$stmt = $conn->prepare("SELECT `$value` FROM `$table` WHERE `$key` = ? LIMIT 1");
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if (!$stmt) {
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die("FK Prepare Fehler: " . $conn->error);
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}
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$stmt->bind_param("i", $id);
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$stmt->execute();
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$result = $stmt->get_result()->fetch_assoc();
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$valueResult = $result[$value] ?? null;
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$cache[$cacheKey] = $valueResult;
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return $valueResult;
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}
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function DatabaseShowWithFK($table, $fkMap = [], $columns = "*", $where = "", ...$values) {
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include_once 'DatabaseConnect.php';
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$conn = db_connect();
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$cache = [];
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$select = is_array($columns) ? implode(", ", $columns) : $columns;
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$sql = "SELECT $select FROM `$table`";
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if (!empty($where)) {
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$sql .= " WHERE $where";
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}
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$stmt = $conn->prepare($sql);
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if (!$stmt) die("Fehler beim Prepare: " . $conn->error);
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if (!empty($values)) {
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$stmt->execute($values);
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} else {
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$stmt->execute();
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}
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$result = $stmt->get_result();
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if (!$result) die("Fehler beim get_result: " . $conn->error);
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$rows = $result->fetch_all(MYSQLI_ASSOC);
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foreach ($rows as &$row) {
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foreach ($fkMap as $fkColumn => $fkInfo) {
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if (!isset($row[$fkColumn]) || $row[$fkColumn] === null) {
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continue;
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}
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$row[$fkColumn] = getFKValue(
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$conn,
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$fkInfo['table'],
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$fkInfo['key'],
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$fkInfo['value'],
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$row[$fkColumn],
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$cache
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);
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}
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}
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return [
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"rows" => $rows
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];
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}
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$Berufsschulberichte = [
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"FACH_S1" => ["table" => "Fach", "key" => "ID", "value" => "Fach"],
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"LEHRER_S1" => ["table" => "Lehrer", "key" => "ID", "value" => "NAME"],
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"RAUM_S1" => ["table" => "Raum", "key" => "ID", "value" => "Raum_NR"],
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"FACH_S2" => ["table" => "Fach", "key" => "ID", "value" => "Fach"],
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"LEHRER_S2" => ["table" => "Lehrer", "key" => "ID", "value" => "NAME"],
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"RAUM_S2" => ["table" => "Raum", "key" => "ID", "value" => "Raum_NR"],
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"FACH_S3" => ["table" => "Fach", "key" => "ID", "value" => "Fach"],
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"LEHRER_S3" => ["table" => "Lehrer", "key" => "ID", "value" => "NAME"],
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"RAUM_S3" => ["table" => "Raum", "key" => "ID", "value" => "Raum_NR"],
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"FACH_S4" => ["table" => "Fach", "key" => "ID", "value" => "Fach"],
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"LEHRER_S4" => ["table" => "Lehrer", "key" => "ID", "value" => "NAME"],
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"RAUM_S4" => ["table" => "Raum", "key" => "ID", "value" => "Raum_NR"],
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"FACH_S5" => ["table" => "Fach", "key" => "ID", "value" => "Fach"],
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"LEHRER_S5" => ["table" => "Lehrer", "key" => "ID", "value" => "NAME"],
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"RAUM_S5" => ["table" => "Raum", "key" => "ID", "value" => "Raum_NR"],
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"FACH_S6" => ["table" => "Fach", "key" => "ID", "value" => "Fach"],
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"LEHRER_S6" => ["table" => "Lehrer", "key" => "ID", "value" => "NAME"],
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"RAUM_S6" => ["table" => "Raum", "key" => "ID", "value" => "Raum_NR"],
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"FACH_S7" => ["table" => "Fach", "key" => "ID", "value" => "Fach"],
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"LEHRER_S7" => ["table" => "Lehrer", "key" => "ID", "value" => "NAME"],
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"RAUM_S7" => ["table" => "Raum", "key" => "ID", "value" => "Raum_NR"],
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"FACH_S8" => ["table" => "Fach", "key" => "ID", "value" => "Fach"],
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"LEHRER_S8" => ["table" => "Lehrer", "key" => "ID", "value" => "NAME"],
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"RAUM_S8" => ["table" => "Raum", "key" => "ID", "value" => "Raum_NR"],
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];
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$Stundenplan = [
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"MO" => ["table" => "Fach", "key" => "ID", "value" => "Fach"],
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"DI" => ["table" => "Fach", "key" => "ID", "value" => "Fach"],
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"MI" => ["table" => "Fach", "key" => "ID", "value" => "Fach"],
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"DO" => ["table" => "Fach", "key" => "ID", "value" => "Fach"],
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"FR" => ["table" => "Fach", "key" => "ID", "value" => "Fach"],
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];
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$Berechtigungen = [
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"BENUTZER_ID" => ["table" => "Benutzer", "key" => "ID", "value" => "NAME"],
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"SEITEN_ID" => ["table" => "Backend_Seiten", "key" => "ID", "value" => "DATEINAME"]
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]; |