try this
function tambah_kegiatan()
{
//set validation properties
$this->form_validation->set_rules('nama_kegiatan', 'Judul Berita', 'required');
if ($this->form_validation->run() == true)
{
$this->load->model('mkegiatan');
$config['upload_path'] = './images/';
$config['allowed_types'] = 'gif|jpg|png';
$config['max_size'] = '100000';
$config['max_width'] = '10240';
$config['max_height'] = '7680';
$this->load->library('upload', $config);
if ( ! $this->upload->do_upload('userfile')) //you forgot this
{
$error = array('error' => $this->upload->display_errors());
$this->load->view('upload_form', $error);
}
else
{
$data = array('upload_data' => $this->upload->data());
print_r($this->upload->data());
$datafoto=$this->upload->data();
$nm_file = time().$datafoto['orig_name'];
$data = array(
'nama_kegiatan' => $this->input->post('nama_kegiatan'),
'image' => $nm_file
);
$this->mkegiatan->insert_kegiatan($data);
$this->session->set_flashdata('message', generateSuccessMessage('Data berhasil ditambah'));
redirect(site_url('admin/kegiatan'));
}
}
$this->data['orang'] = $this->mlogin->dataPengguna($this->session->userdata('username'));
$this->data['contents'] = $this->load->view('admin/kegiatan/tambah_kegiatan', '', true);
$this->load->view('template/wrapper/admin/wrapper_ukm',$this->data);
}
and your image folder having all permissions
function edit_kegiatan($id_kegiatan='')
{
//set validation properties
$this->form_validation->set_rules('tanggal_kegiatan', 'Tanggal', 'required');
$this->form_validation->set_rules('nama_kegiatan', 'Judul Berita', 'required');
$this->form_validation->set_rules('content', 'Content', 'required');
//run validation
// jika dia ingin update data atau form validation error
if ($this->form_validation->run() == FALSE) {
$data = $this->mkegiatan->get_by_id($id_kegiatan);
$this->load->model('mkegiatan');
$config['upload_path'] = './images/';
$config['allowed_types'] = 'gif|jpg|png';
$config['max_size'] = '100000';
$config['max_width'] = '10240';
$config['max_height'] = '7680';
$this->load->library('upload', $config);
if ( ! $this->upload->do_upload('userfile')) //you forgot this
{
$error = array('error' => $this->upload->display_errors());
$this->load->view('upload_form', $error);
}
else
{
$data = array('upload_data' => $this->upload->data());
//print_r($this->upload->data());
$datafoto=$this->upload->data();
$nm_file = time().$datafoto['orig_name'];
$data = array(
'tanggal_kegiatan' => $this->input->post('tanggal_kegiatan'),
'nama_kegiatan' => $this->input->post('nama_kegiatan'),
'content' => $this->input->post('content'),
'image' => $nm_file
);
$this->mkegiatan->update_kegiatan($id_kegiatan,$data);
$this->session->set_flashdata('message', generateSuccessMessage('Data berhasil diupdate'));
redirect(site_url('admin/kegiatan'));
}
}
$this->data['orang'] = $this->mlogin->dataPengguna($this->session->userdata('username'));
//var_dump($data);
//$tmp_data = array('id_kegiatan' => $id_kegiatan);
$this->data['contents'] = $this->load->view('admin/kegiatan/edit_kegiatan', $this->data, true);
$this->load->view('template/wrapper/admin/wrapper_ukm',$this->data);
}