I have a multipart/form-data with an image upload and some personal data, so I want to include file upload in form validation, I can successfully do this.
However, I now find that there is an issue, ie even if my other form fields have errors and upload file field with no error, then image uploads to folder, how to prevent this, I mean, in my case, If name, email, file fields validation is ok then only file should upload, if name filed validation fails and file field validation ok then file should not upload
here is the code I use:
In Controller:
<?php
public $_rules = array(
'name'=>array('field'=>'name', 'label'=>'Name', 'rules'=>'trim|required'),
'email'=>array('field'=>'email', 'label'=>'Email', 'rules'=>'trim|required|valid_email'),
'profile_img'=>array('field'=>'profile_img', 'label'=>'Design', 'rules'=>'callback__profile_upload')
);
public function profile()
{
$this->load->library('upload');
$rules = $this->_rules;
$this->form_validation->set_rules($rules);
if($this->form_validation->run()==TRUE){
die('success');
}else {
$this->data['content'] = 'frontend/pages/place_order';
$this->load->view('frontend/_layout_main', $this->data);
}
}
function _profile_upload(){
if($_FILES['profile_img']['size'] != 0 && !empty($_FILES['profile_img']) ){
$upload_dir = './profile_pics/';
if (!is_dir($upload_dir)) {
mkdir($upload_dir);
}
$config['upload_path'] = $upload_dir;
$config['allowed_types'] = 'gif|jpg|png|jpeg';
$config['file_name'] = 'profile_img_'.substr(md5(rand()),0,7);
$config['overwrite'] = false;
$config['max_size'] = '5120';
$this->upload->initialize($config);
if (!$this->upload->do_upload('profile_img')){
$this->form_validation->set_message('_profile_upload', $this->upload->display_errors());
return false;
}
else{
$this->upload_data['file'] = $this->upload->data();
return true;
}
}
else{
$this->form_validation->set_message('_profile_upload', "No file selected");
return false;
}
}
IN VIEW:
<?php echo form_open_multipart();?>
<?php $name_err = (!empty(form_error('name'))) ? 'err' : ' ';
echo form_input('name',set_value('name'), array('placeholder'=>'Name','class'=>" {$name_err } "));
?>
<?php $email_err = (!empty(form_error('email'))) ? 'err' : ' ';
echo form_input('email',set_value('email'), array('placeholder'=>'EMail','class'=>" {$email_err } "));
?>
<?php
echo form_error('profile_img');
echo form_upload(array('name' =>'profile_img', 'class' => 'inputfile inputfile-4', 'id' => 'profile_img'));
?>
<li><input type="submit" class="special" value="Submit" /></li>