function edit($id = FALSE)
{
//load block submit helper and append in the head
$this->template->append_metadata(block_submit_button());
//get the $id and sanitize
$id = $this->uri->segment(4) ? $this->uri->segment(4) : $this->input->post('id', TRUE);
$id = $id != 0 ? filter_var($id, FILTER_VALIDATE_INT) : NULL;
//search the categories and send to the view
$this->load->model('category');
//create control variables
$this->template->title('web_edit_product');
$this->template->set('updType', 'edit');
$this->template->set('page', $this->uri->segment(6) ? $this->uri->segment(6) : $this->input->post('page', TRUE));
$this->template->set('parent_id', $this->uri->segment(5) ? $this->uri->segment(5) : $this->input->post('parent_id', TRUE));
$this->template->set('categories', Category::get_formatted_combo());
//variables for check the upload
$form_data_aux = array();
$files_to_delete = array();
//redirect if it´s no correct
if (!$id) {
$this->session->set_flashdata('message', array('type' => 'warning', 'text' => lang('web_object_not_exist')));
redirect('products/');
}
//Rules for validation
$this->set_rules();
if ($this->form_validation->run() == FALSE) {
//search the item to show in edit form
$this->template->set('product', Product::find_by_id($id));
//load the view and the layout
$this->template->build('products/create');
} else {
$data['product'] = Product::find($this->input->post('id', TRUE));
$this->template->set('product', $data['product']);
foreach ($_FILES as $index => $value) {
if ($value['name'] != '') {
//initializing the upload library
$this->load->library('upload');
$this->upload->initialize($this->set_upload_options('products'));
//upload the image
if (!$this->upload->do_upload($index)) {
$this->template->set('upload_error', $this->upload->display_errors("<span class='error'>", "</span>"));
//load the view and the layout
$this->template->build('products/create');
return FALSE;
} else {
//create an array to send to image_lib library to create the thumbnail
$info_upload = $this->upload->data();
//Save the name an array to save on BD before
$form_data_aux[$index] = $info_upload["file_name"];
//Save the name of old files to delete
array_push($files_to_delete, $data['product']->{$index});
//Load and initializing the imagelib library to create the thumbnail
$this->load->library('image_lib');
$this->image_lib->initialize($this->set_thumbnail_options($info_upload, 'products'));
//create the thumbnail
if (!$this->image_lib->resize()) {
$this->template->set('upload_error', $this->image_lib->display_errors("<span class='error'>", "</span>"));
//load the view and the layout
$this->template->build('products/create');
return FALSE;
}
}
}
}
// build array for the model
$form_data = array('name' => $this->input->post('name', TRUE), 'description' => $this->input->post('description', TRUE), 'active' => $this->input->post('active', TRUE), 'option' => $this->input->post('option', TRUE), 'category_id' => $this->input->post('category_id', TRUE), 'id' => $this->input->post('id', TRUE));
//add the aux form data to the form data array to save
$form_data = array_merge($form_data_aux, $form_data);
//find the item to update
$product = Product::find($this->input->post('id', TRUE));
//save the old image to delete
$old_image = $product->image;
// run insert model to write data to db
$product->update_attributes($form_data);
if ($product->is_valid()) {
$this->session->set_flashdata('message', array('type' => 'success', 'text' => lang('web_edit_success')));
//delete the old images
foreach ($files_to_delete as $index) {
if (is_file(FCPATH . 'public/uploads/products/img/' . $index)) {
unlink(FCPATH . 'public/uploads/products/img/' . $index);
}
if (is_file(FCPATH . 'public/uploads/products/img/thumbs/' . $index)) {
unlink(FCPATH . 'public/uploads/products/img/thumbs/' . $index);
}
}
}
if ($product->is_invalid()) {
$this->session->set_flashdata('message', array('type' => 'error', 'text' => $product->errors->full_messages()));
}
if ($this->input->post('parent_id')) {
redirect('admin/products/product_list/' . $this->input->post('category_id', TRUE) . '/' . $this->input->post('page', TRUE));
} else {
redirect('admin/products/' . $this->input->post('page', TRUE));
}
}
}
