我在 codeigniter 中创建了一个小表单。所有字段都正确插入数据库，其中文件字段（照片）既不上传也不插入数据库。
这是我的模型、视图、控制器文件。
****我的查看文件****(form1.php)
<?php
$this -> load -> file("assets/fckeditor/fckeditor.php", true);
$fck_base_path=$this->config->base_url().'assets/fckeditor/';
?>
<div class="white_back">
<div class="white_back_1">q</div>
<div class="white_back_2">
<div class="white_back_2_title">Application Forms</div><br>
<div class="clear"> </div>
<div class="form_container">
<!--<form method="post" id="reg_form" name="reg_form" action="emp_reg.php">-->
<?php echo form_open_multipart('form1'); ?>
<fieldset>
<legend>General Information</legend>
<dl>
<dt>
<label for="candidate_name"> <span class="req">*</span>Candidate's Name:</label>
</dt>
<dd>
<input type="text" name="candidate_name" id="candidate_name" value="<?php echo set_value('candidate_name'); ?>"/><?php echo form_error('candidate_name'); ?>
</dd>
</dl>
<dl>
<dt>
<label for="father_name"> <span class="req">*</span>Father's Name:</label>
</dt>
<dd>
<input type="text" name="father_name" id="father_name" value="<?php echo set_value('father_name'); ?>"/><?php echo form_error('father_name'); ?>
</dd>
</dl>
<dl>
<dt>
<label for="mother_name"> <span class="req">*</span>Mother's Name:</label>
</dt>
<dd>
<input type="text" id="mother_name" name="mother_name" value="<?php echo set_value('mother_name'); ?>"/><?php echo form_error('mother_name'); ?>
</dd>
</dl>
<dl>
<dt>
<label for="local_guardian"> Local guardian:</label>
</dt>
<dd>
<input type="text" id="local_guardian" name="local_guardian" value="<?php echo set_value('local_guardian'); ?>"/>
</dd>
</dl>
<dl>
<dt>
<label for="gender"> <span class="req">*</span><?php echo form_label('Gender: ', 'gender'); ?></label>
</dt>
<dd>
<?php echo form_label('Female', 'female'). form_radio('gender', 'F', NULL, 'id="female" '.set_radio('gender', 'F'));?>
<?php echo form_label('Male', 'male'). form_radio('gender', 'M', NULL, 'id="male" '.set_radio('gender', 'M'));?>
<?php echo form_error('gender'); ?>
</dd>
</dl>
<dl>
<dt>
<label for="gender"> <span class="req">*</span><?php echo form_label('Category: ', 'category'); ?></label>
</dt>
<dd>
<?php echo form_label('OBC', 'OBC'). form_radio('category', 'OBC', NULL, 'id="OBC" '.set_radio('category', 'OBC'));?>
<?php echo form_label('SC', 'SC'). form_radio('category', 'SC', NULL, 'id="SC" '.set_radio('category', 'SC'));?>
<?php echo form_label('ST', 'ST'). form_radio('category', 'ST', NULL, 'id="ST" '.set_radio('category', 'ST'));?>
<?php echo form_label('GEN', 'GEN').form_radio('category', 'GEN', NULL, 'id="GEN" '.set_radio('category', 'GEN'));?>
<?php echo form_error('category'); ?>
</dd>
</dl>
<dl>
<dt>
<label for="dob"> <span class="req">*</span>Date of birth</label>
</dt>
<dd>
<?php
$myCalendar = new tc_calendar("date5", true, false);
$myCalendar->setIcon($this->config->base_url()."/calendar/images/iconCalendar.gif");
//$myCalendar->setDate(date('d'), date('m'), date('Y'));
$myCalendar->setPath($this->config->base_url()."/calendar/");
$myCalendar->setYearInterval(2000, 2020);
$myCalendar->dateAllow('2008-05-13', '2015-03-01');
$myCalendar->setDateFormat('j F Y');
//$myCalendar->setHeight(350);
//$myCalendar->autoSubmit(true, "form1");
$myCalendar->setAlignment('left', 'bottom');
$myCalendar->setSpecificDate(array("2011-04-01", "2011-04-04", "2011-12-25"), 0, 'year');
$myCalendar->setSpecificDate(array("2011-04-10", "2011-04-14"), 0, 'month');
$myCalendar->setSpecificDate(array("2011-06-01"), 0, '');
$myCalendar->writeScript();
?><?php echo form_error('date5'); ?>
</dd>
</dl>
<dl>
<dt>
<label for="gender"> Photo</label>
</dt>
<dd>
<input type="file" id="photo" name="photo" value="<?php echo set_value('photo'); ?>"><?php echo form_error('photo'); ?>
</dd>
</dl>
<dl>
<dt>
<label for="gender">Interested for:</label>
</dt>
<dd>
<input type="checkbox" name="mycheck[]" value="reading" <?php echo set_checkbox('mycheck', 'reading'); ?> />
<label class="opt">reading</label>
<input type="checkbox" name="mycheck[]" value="singing" <?php echo set_checkbox('mycheck', 'singing'); ?> />
<label class="opt">singing</label>
<input type="checkbox" name="mycheck[]" value="dancing" <?php echo set_checkbox('mycheck', 'dancing'); ?> />
<label class="opt">dancing</label>
<input type="checkbox" name="mycheck[]" value="none" <?php echo set_checkbox('mycheck', 'none'); ?> />
<label class="opt">None of these</label>
<?php echo form_error('mycheck'); ?>
</dd>
</dl>
</fieldset>
<div class="clear1"></div>
<fieldset>
<legend>Contact Information</legend>
<dl>
<dt>
<label for="street_address1"> <span class="req">*</span>Email</label>
</dt>
<dd>
<input type="text" name="email" id="email" value="<?php echo set_value('email'); ?>"/><?php echo form_error('email'); ?>
</dd>
</dl>
<dl>
<dt>
<label for="street_address2">Phone no</label>
</dt>
<dd>
<input type="text" name="phone_no" id="phone_no" value="<?php echo set_value('phone_no'); ?>"/>
</dd>
</dl>
<dl>
<dt>
<label for="street_address3">Mobile no</label>
</dt>
<dd>
<input type="text" name="mobile_no" id="mobile_no" value="<?php echo set_value('mobile_no'); ?>"/>
</dd>
</dl>
<dl>
<dt>
<label for="city"> <span class="req">*</span>Mailing Address</label>
</dt>
<dd>
<?php
$oFCKeditor = new FCKeditor('mailing_address') ;
$oFCKeditor->BasePath = $fck_base_path ;
$oFCKeditor->Value = set_value('mailing_address');
$oFCKeditor->Create() ;
?><?php echo form_error('mailing_address'); ?>
</dd>
</dl>
<dl>
<dt>
<label for="city"> <span class="req">*</span>City</label>
</dt>
<dd>
<input type="text" name="city" id="city" value="<?php echo set_value('city'); ?>"/><?php echo form_error('city'); ?>
</dd>
</dl>
<dl>
<dt>
<label for="state"> <span class="req">*</span>State</label>
</dt>
<dd>
<input type="text" name="state" id="state" value="<?php echo set_value('state'); ?>"/><?php echo form_error('state'); ?>
</dd>
</dl>
<dl>
<dt>
<label for="country"> <span class="req">*</span>Country</label>
</dt>
<dd>
<?php
$query = $this->db->query('SELECT country_id, country_name FROM country order by country_name asc');
$options = array();
$options[0]='Please select country';
foreach ($query->result() as $row)
{
//$all= $row->country_id .'=>'. $row->country_name.',';
$options[$row->country_id]=$row->country_name;
}
//print_r($options);
$selected = ($this->input->post('country')) ? $this->input->post('country') : $this->input->post('country'); echo form_dropdown('country', $options, $selected);
?><?php echo form_error('country'); ?>
</dd>
</dl>
<dl>
<dt> </dt>
<dd>
<input type="submit" value="Submit" />
<input type="reset" name="reg_reset" id="reg_reset" value="Reset" />
</dd>
</dl>
</fieldset>
</form>
</div>
</div>
</div>
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
我的控制器（form1.php）
<?php
class Form1 extends CI_Controller {
public function __construct()
{
parent::__construct();
$this->load->model('form1_model');
}
function index()
{
$this->load->helper(array('form', 'url'));
//$this->load->helper('form');
$this->load->library('form_validation');
$this->load->view('templates/header');
//$this->load->helper(array('form1', 'url'));
$this->form_validation->set_error_delimiters('<div class="error">', '</div>');
$this->load->database();
$this->form_validation->set_rules('candidate_name', 'Candidate name', 'required');
//$this->form_validation->set_rules('username', 'Username', 'required|callback_username_check');
$this->form_validation->set_rules('father_name', 'Father name', 'required');
$this->form_validation->set_rules('mother_name', 'Mother name', 'required');
$this->form_validation->set_rules('gender', 'Gender', 'required');
$this->form_validation->set_rules('category', 'Category', 'required');
$this->form_validation->set_rules('date5', 'Date of birth', 'required|callback_dob_check');
//$this->form_validation->set_rules('photo', 'Photo', 'required|callback_photo_check');
$this->form_validation->set_rules('mycheck', 'Newsletter', 'required');
$this->form_validation->set_rules('email', 'Email', 'required|valid_email|is_unique[school_registration.email]');
$this->form_validation->set_rules('mailing_address', 'Mailing address', 'required');
$this->form_validation->set_rules('city', 'City', 'required');
$this->form_validation->set_rules('state', 'State', 'required');
$this->form_validation->set_rules('country', 'Country', 'required|callback_country_check');
$this->form_validation->set_rules('photo', 'Photo', 'callback_do_upload');
if ($this->form_validation->run() == FALSE)
{
$this->load->view('form1');
}
else
{
$this->form1_model->insert_records();
$this->load->view('formsuccess');
}
$this->load->view('templates/footer');
}
public function dob_check($str)
{
if($str == '0000-00-00')
{
$this->form_validation->set_message('dob_check', 'Please select your date of birth');
return FALSE;
}
}
public function photo_check($str)
{
if (empty($_FILES['photo']['name']))
{
$this->form_validation->set_rules('photo', 'Photo', 'required');
}
}
public function country_check($str)
{
if($str == '0')
{
$this->form_validation->set_message('country_check', 'Please select your country');
return FALSE;
}
}
public function username_check($str)
{
if ($str == 'test')
{
$this->form_validation->set_message('username_check', 'The %s field can not be the word "test"');
return FALSE;
}
else
{
return TRUE;
}
}
function do_upload()
{
$config['upload_path'] = './uploads/';
$config['allowed_types'] = 'gif|jpg|png';
$config['max_size'] = '100';
$config['max_width'] = '1024';
$config['max_height'] = '768';
$this->load->library('upload', $config);
if ( ! $this->upload->do_upload())
{
$error = array('error' => $this->upload->display_errors());
//$this->load->view('upload_form', $error);
$this->form_validation->set_message('do_upload', $error);
}
else
{
$data = array('upload_data' => $this->upload->data());
$this->load->view('upload_success', $data);
}
}
}
?>
----------------------------------------------------------------------------------------
-----------------------------------------------------------------------------------------
我的模型（form1_model）
<?php
class Form1_model extends CI_Model {
public function __construct()
{
$this->load->database();
}
public function insert_records()
{
// $upload_data = $this->upload->data();
// print_r($upload_data);
// //echo $upload_data['photo'];
//print_r($this->input->post('mycheck'));
$temp=$this->upload->data();
var_dump($temp);
$image=$temp['file_name'];// to get image file name rom upload script , as it could be stored in the databae
$hobbies_implode=implode(",",$this->input->post('mycheck'));
$data = array(
'candidate_name' => $this->input->post('candidate_name'),
'father_name' => $this->input->post('father_name'),
'mother_name' => $this->input->post('mother_name'),
'local_guardian' => $this->input->post('local_guardian'),
'gender' => $this->input->post('gender'),
'category' => $this->input->post('category'),
'dob' => $this->input->post('date5'),
'email' => $this->input->post('email'),
'phone_no' => $this->input->post('phone_no'),
'mobile_no' => $this->input->post('mobile_no'),
'mailing_address' => $this->input->post('mailing_address'),
'city' => $this->input->post('city'),
'state' => $this->input->post('state'),
'photo' => $image,
'hobbies' => $hobbies_implode,
'country' => $this->input->post('country')
);
return $this->db->insert('school_registration', $data);
}
}