60 lines
1.9 KiB
PHP
60 lines
1.9 KiB
PHP
<?php
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$databaseFile = 'mydatabase.db';
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try {
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$db = new PDO("sqlite:" . $databaseFile);
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$db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
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// Check if the User table exists
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$result = $db->query("SELECT name FROM sqlite_master WHERE type='table' AND name='User'");
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$userTableExists = $result->fetchColumn();
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if (!$userTableExists) {
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// Initialize the database structure
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$db->exec("
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CREATE TABLE User (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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vorname TEXT NOT NULL,
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nachname TEXT NOT NULL,
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username TEXT UNIQUE NOT NULL,
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password TEXT NOT NULL
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)
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");
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$db->exec("
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CREATE TABLE Restaurant (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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name TEXT NOT NULL,
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maps_link TEXT
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)
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");
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$db->exec("
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CREATE TABLE Bewertung (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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fk_user_id INTEGER NOT NULL,
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fk_restaurant_id INTEGER NOT NULL,
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bewertung INTEGER NOT NULL CHECK (bewertung BETWEEN 0 AND 10),
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bewertung_str TEXT,
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FOREIGN KEY (fk_user_id) REFERENCES User(id),
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FOREIGN KEY (fk_restaurant_id) REFERENCES Restaurant(id)
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)
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");
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echo "<p style='color:green;'>Database initialized successfully!</p>";
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} else {
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// Optionally, you can add a message indicating the database already exists
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// echo "<p style='color:blue;'>Database already exists.</p>";
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}
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} catch (PDOException $e) {
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die("Database connection failed: " . $e->getMessage());
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}
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function sanitize_input($data) {
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$data = trim($data);
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$data = stripslashes($data);
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$data = htmlspecialchars($data);
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return $data;
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}
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?>
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