v1.0.0 - Initial backup

2026-06-30 17:50:56 -05:00 · 2026-05-16 23:00:37 -05:00
commit bf8b6225a3
114 changed files with 21120 additions and 0 deletions
@@ -0,0 +1,104 @@
+<?php
+/**
+ * Tom's Java Jive - Database Class
+ * 
+ * Singleton PDO database connection
+ */
+
+require_once __DIR__ . '/../config/database.php';
+
+class Database {
+    private static $instance = null;
+    private $pdo;
+    
+    private function __construct() {
+        try {
+            $dsn = "mysql:host=" . DB_HOST . ";dbname=" . DB_NAME . ";charset=" . DB_CHARSET;
+            $this->pdo = new PDO($dsn, DB_USER, DB_PASS, DB_OPTIONS);
+        } catch (PDOException $e) {
+            if (ENVIRONMENT === 'development') {
+                die("Database connection failed: " . $e->getMessage());
+            } else {
+                die("Database connection failed. Please try again later.");
+            }
+        }
+    }
+    
+    public static function getInstance() {
+        if (self::$instance === null) {
+            self::$instance = new self();
+        }
+        return self::$instance;
+    }
+    
+    public function getConnection() {
+        return $this->pdo;
+    }
+    
+    public function query($sql, $params = []) {
+        $stmt = $this->pdo->prepare($sql);
+        $stmt->execute($params);
+        return $stmt;
+    }
+    
+    public function fetch($sql, $params = []) {
+        return $this->query($sql, $params)->fetch();
+    }
+    
+    public function fetchAll($sql, $params = []) {
+        return $this->query($sql, $params)->fetchAll();
+    }
+    
+    public function insert($table, $data) {
+        $columns = implode(', ', array_keys($data));
+        $placeholders = ':' . implode(', :', array_keys($data));
+        
+        $sql = "INSERT INTO {$table} ({$columns}) VALUES ({$placeholders})";
+        $this->query($sql, $data);
+        
+        return $this->pdo->lastInsertId();
+    }
+    
+    public function update($table, $data, $where, $whereParams = []) {
+        $set = [];
+        foreach (array_keys($data) as $column) {
+            $set[] = "{$column} = :{$column}";
+        }
+        $setString = implode(', ', $set);
+        
+        $sql = "UPDATE {$table} SET {$setString} WHERE {$where}";
+        return $this->query($sql, array_merge($data, $whereParams))->rowCount();
+    }
+    
+    public function delete($table, $where, $params = []) {
+        $sql = "DELETE FROM {$table} WHERE {$where}";
+        return $this->query($sql, $params)->rowCount();
+    }
+    
+    public function count($table, $where = '1=1', $params = []) {
+        $sql = "SELECT COUNT(*) as count FROM {$table} WHERE {$where}";
+        $result = $this->fetch($sql, $params);
+        return $result['count'] ?? 0;
+    }
+    
+    public function lastInsertId() {
+        return $this->pdo->lastInsertId();
+    }
+    
+    public function beginTransaction() {
+        return $this->pdo->beginTransaction();
+    }
+    
+    public function commit() {
+        return $this->pdo->commit();
+    }
+    
+    public function rollback() {
+        return $this->pdo->rollBack();
+    }
+}
+
+// Helper function to get database instance
+function db() {
+    return Database::getInstance();
+}