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'', 'hostname' => 'localhost', 'username' => 'root', 'password' => '', 'database' => 'voting_system', 'DBDriver' => 'MySQLi', 'DBPrefix' => '', 'pConnect' => false, 'DBDebug' => (ENVIRONMENT !== 'production'), 'charset' => 'utf8', 'DBCollat' => 'utf8_general_ci', 'swapPre' => '', 'encrypt' => false, 'compress' => false, 'strictOn' => false, 'failover' => [], 'port' => 3306, ]; public function __construct() { parent::__construct(); } } session = \Config\Services::session(); $this->validation = \Config\Services::validation(); $this->userModel = new UserModel(); } public function login() { if ($this->request->getMethod() === 'post') { $rules = [ 'email' => 'required|valid_email', 'password' => 'required|min_length[8]' ]; if (!$this->validate($rules)) { return redirect()->back()->withInput()->with('errors', $this->validator->getErrors()); } $email = $this->request->getPost('email'); $password = $this->request->getPost('password'); $user = $this->userModel->where('email', $email)->first(); if (!$user || !password_verify($password, $user['password'])) { return redirect()->back()->withInput()->with('error', 'Invalid credentials'); } $this->session->set([ 'user_id' => $user['id'], 'role' => $user['role'], 'logged_in' => true ]); return redirect()->to($user['role'] === 'admin' ? '/admin' : '/voter'); } return view('auth/login'); } public function logout() { $this->session->destroy(); return redirect()->to('/login'); } } voteModel = new VoteModel(); $this->candidateModel = new CandidateModel(); $this->electionModel = new ElectionModel(); } public function index() { if (!session('logged_in')) { return redirect()->to('/login'); } $activeElections = $this->electionModel->where('status', 'active')->findAll(); $data['elections'] = []; foreach ($activeElections as $election) { $data['elections'][$election['id']] = [ 'title' => $election['title'], 'candidates' => $this->candidateModel->where('election_id', $election['id'])->findAll() ]; } return view('vote/index', $data); } public function submit() { if (!session('logged_in')) { return redirect()->to('/login'); } $rules = [ 'election_id' => 'required|numeric', 'candidate_id' => 'required|numeric' ]; if (!$this->validate($rules)) { return redirect()->back()->with('error', 'Invalid vote submission'); } $electionId = $this->request->getPost('election_id'); $candidateId = $this->request->getPost('candidate_id'); $userId = session('user_id'); // Check if user already voted in this election $existingVote = $this->voteModel ->where('user_id', $userId) ->where('election_id', $electionId) ->first(); if ($existingVote) { return redirect()->back()->with('error', 'You have already voted in this election'); } $this->voteModel->insert([ 'user_id' => $userId, 'election_id' => $electionId, 'candidate_id' => $candidateId, 'created_at' => date('Y-m-d H:i:s') ]); return redirect()->to('/vote')->with('message', 'Vote submitted successfully!'); } } Login - Voting System

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Vote - Voting System

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Active Elections

$election): ?>

forge->addField([ 'id' => [ 'type' => 'INT', 'constraint' => 11, 'unsigned' => true, 'auto_increment' => true ], 'name' => [ 'type' => 'VARCHAR', 'constraint' => 255 ], 'email' => [ 'type' => 'VARCHAR', 'constraint' => 255, 'unique' => true ], 'password' => [ 'type' => 'VARCHAR', 'constraint' => 255 ], 'role' => [ 'type' => 'ENUM', 'constraint' => ['admin', 'voter'], 'default' => 'voter' ], 'created_at' => [ 'type' => 'DATETIME', 'null' => true ], 'updated_at' => [ 'type' => 'DATETIME', 'null' => true ] ]); $this->forge->addPrimaryKey('id'); $this->forge->createTable('users'); } public function down() { $this->forge->dropTable('users'); } } forge->addField([ 'id' => [ 'type' => 'INT', 'constraint' => 11, 'unsigned' => true, 'auto_increment' => true ], 'title' => [ 'type' => 'VARCHAR', 'constraint' => 255 ], 'description' => [ 'type' => 'TEXT', 'null' => true ], 'start_date' => [ 'type' => 'DATETIME' ], 'end_date' => [ 'type' => 'DATETIME' ], 'status' => [ 'type' => 'ENUM', 'constraint' => ['pending', 'active', 'completed'], 'default' => 'pending' ], 'created_at' => [ 'type' => 'DATETIME', 'null' => true ], 'updated_at' => [ 'type' => 'DATETIME', 'null' => true ] ]); $this->forge->addPrimaryKey('id'); $this->forge->createTable('elections'); } public function down() { $this->forge->dropTable('elections'); } } forge->addField([ 'id' => [ 'type' => 'INT', 'constraint' => 11, 'unsigned' => true, 'auto_increment' => true ], 'election_id' => [ 'type' => 'INT', 'constraint' => 11, 'unsigned' => true ], 'name' => [ 'type' => 'VARCHAR', 'constraint' => 255 ], 'description' => [ 'type' => 'TEXT', 'null' => true ], 'photo' => [ 'type' => 'VARCHAR', 'constraint' => 255, 'null' => true ], 'created_at' => [ 'type' => 'DATETIME', 'null' => true ], 'updated_at' => [ 'type' => 'DATETIME', 'null' => true ] ]); $this->forge->addPrimaryKey('id'); $this->forge->addForeignKey('election_id', 'elections', 'id', 'CASCADE', 'CASCADE'); $this->forge->createTable('candidates'); } public function down() { $this->forge->dropTable('candidates'); } } forge->addField([ 'id' => [ 'type' => 'INT', 'constraint' => 11, 'unsigned' => true, 'auto_increment' => true ], 'user_id' => [ 'type' => 'INT', 'constraint' => 11, 'unsigned' => true ], 'election_id' => [ 'type' => 'INT', 'constraint' => 11, 'unsigned' => true ], 'candidate_id' => [ 'type' => 'INT', 'constraint' => 11, 'unsigned' => true ], 'created_at' => [ 'type' => 'DATETIME', 'null' => true ] ]); $this->forge->addPrimaryKey('id'); $this->forge->addForeignKey('user_id', 'users', 'id', 'CASCADE', 'CASCADE'); $this->forge->addForeignKey('election_id', 'elections', 'id', 'CASCADE', 'CASCADE'); $this->forge->addForeignKey('candidate_id', 'candidates', 'id', 'CASCADE', 'CASCADE'); $this->forge->createTable('votes'); } public function down() { $this->forge->dropTable('votes'); } } electionModel = new ElectionModel(); $this->candidateModel = new CandidateModel(); } public function index() { if (!session('logged_in') || session('role') !== 'admin') { return redirect()->to('/login'); } $data['elections'] = $this->electionModel->findAll(); return view('admin/index', $data); } public function createElection() { if (!session('logged_in') || session('role') !== 'admin') { return redirect()->to('/login'); } if ($this->request->getMethod() === 'post') { $rules = [ 'title' => 'required|min_length[3]', 'start_date' => 'required|valid_date', 'end_date' => 'required|valid_date' ]; if (!$this->validate($rules)) { return redirect()->back()->withInput()->with('errors', $this->validator->getErrors()); } $this->electionModel->save([ 'title' => $this->request->getPost('title'), 'description' => $this->request->getPost('description'), 'start_date' => $this->request->getPost('start_date'), 'end_date' => $this->request->getPost('end_date'), 'status' => 'pending' ]); return redirect()->to('/admin')->with('message', 'Election created successfully!'); } return view('admin/create_election'); } public function addCandidate($electionId) { if (!session('logged_in') || session('role') !== 'admin') { return redirect()->to('/login'); } if ($this->request->getMethod() === 'post') { $rules = [ 'name' => 'required|min_length[3]', 'election_id' => 'required|numeric' ]; if (!$this->validate($rules)) { return redirect()->back()->withInput()->with('errors', $this->validator->getErrors()); } $this->candidateModel->save([ 'election_id' => $electionId, 'name' => $this->request->getPost('name'), 'description' => $this->request->getPost('description') ]); return redirect()->to("/admin/election/{$electionId}")->with('message', 'Candidate added successfully!'); } $data['election'] = $this->electionModel->find($electionId); return view('admin/add_candidate', $data); } } Admin Dashboard - Voting System

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Elections Management

Create New Election

Title	Start Date	End Date	Status	Actions
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