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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); |
/** |
* CodeIgniter |
* |
* An open source application development framework for PHP 4.3.2 or newer |
* |
* @package CodeIgniter |
* @author ExpressionEngine Dev Team |
* @copyright Copyright (c) 2008, EllisLab, Inc. |
* @license http://codeigniter.com/user_guide/license.html |
* @link http://codeigniter.com |
* @since Version 1.0 |
* @filesource |
*/ |
|
// ------------------------------------------------------------------------ |
|
/** |
* Scaffolding Class |
* |
* Provides the Scaffolding framework |
* |
* @package CodeIgniter |
* @subpackage Scaffolding |
* @author ExpressionEngine Dev Team |
* @link http://codeigniter.com/user_guide/general/scaffolding.html |
*/ |
class Scaffolding { |
|
var $CI; |
var $current_table; |
var $base_url = ''; |
var $lang = array(); |
|
function Scaffolding($db_table) |
{ |
$this->CI =& get_instance(); |
|
$this->CI->load->database("", FALSE, TRUE); |
$this->CI->load->library('pagination'); |
|
// Turn off caching |
$this->CI->db->cache_off(); |
|
/** |
* Set the current table name |
* This is done when initializing scaffolding: |
* $this->load->scaffolding('table_name') |
* |
*/ |
$this->current_table = $db_table; |
|
/** |
* Set the path to the "view" files |
* We'll manually override the "view" path so that |
* the load->view function knows where to look. |
*/ |
|
$this->CI->load->_ci_view_path = BASEPATH.'scaffolding/views/'; |
|
// Set the base URL |
$this->base_url = $this->CI->config->site_url().'/'.$this->CI->uri->segment(1).$this->CI->uri->slash_segment(2, 'both'); |
$this->base_uri = $this->CI->uri->segment(1).$this->CI->uri->slash_segment(2, 'leading'); |
|
// Set a few globals |
$data = array( |
'image_url' => $this->CI->config->system_url().'scaffolding/images/', |
'base_uri' => $this->base_uri, |
'base_url' => $this->base_url, |
'title' => $this->current_table |
); |
|
$this->CI->load->vars($data); |
|
// Load the language file and create variables |
$this->lang = $this->CI->load->scaffold_language('scaffolding', '', TRUE); |
$this->CI->load->vars($this->lang); |
|
// Load the helper files we plan to use |
$this->CI->load->helper(array('url', 'form')); |
|
|
log_message('debug', 'Scaffolding Class Initialized'); |
} |
|
// -------------------------------------------------------------------- |
|
/** |
* "Add" Page |
* |
* Shows a form representing the currently selected DB |
* so that data can be inserted |
* |
* @access public |
* @return string the HTML "add" page |
*/ |
function add() |
{ |
$data = array( |
'title' => ( ! isset($this->lang['scaff_add'])) ? 'Add Data' : $this->lang['scaff_add'], |
'fields' => $this->CI->db->field_data($this->current_table), |
'action' => $this->base_uri.'/insert' |
); |
|
$this->CI->load->view('add', $data); |
} |
|
// -------------------------------------------------------------------- |
|
/** |
* Insert the data |
* |
* @access public |
* @return void redirects to the view page |
*/ |
function insert() |
{ |
if ($this->CI->db->insert($this->current_table, $_POST) === FALSE) |
{ |
$this->add(); |
} |
else |
{ |
redirect($this->base_uri.'/view/'); |
} |
} |
|
// -------------------------------------------------------------------- |
|
/** |
* "View" Page |
* |
* Shows a table containing the data in the currently |
* selected DB |
* |
* @access public |
* @return string the HTML "view" page |
*/ |
function view() |
{ |
// Fetch the total number of DB rows |
$total_rows = $this->CI->db->count_all($this->current_table); |
|
if ($total_rows < 1) |
{ |
return $this->CI->load->view('no_data'); |
} |
|
// Set the query limit/offset |
$per_page = 20; |
$offset = $this->CI->uri->segment(4, 0); |
|
// Run the query |
$query = $this->CI->db->get($this->current_table, $per_page, $offset); |
|
// Now let's get the field names |
$fields = $this->CI->db->list_fields($this->current_table); |
|
// We assume that the column in the first position is the primary field. |
$primary = current($fields); |
|
// Pagination! |
$this->CI->pagination->initialize( |
array( |
'base_url' => $this->base_url.'/view', |
'total_rows' => $total_rows, |
'per_page' => $per_page, |
'uri_segment' => 4, |
'full_tag_open' => '<p>', |
'full_tag_close' => '</p>' |
) |
); |
|
$data = array( |
'title' => ( ! isset($this->lang['scaff_view'])) ? 'View Data' : $this->lang['scaff_view'], |
'query' => $query, |
'fields' => $fields, |
'primary' => $primary, |
'paginate' => $this->CI->pagination->create_links() |
); |
|
$this->CI->load->view('view', $data); |
} |
|
// -------------------------------------------------------------------- |
|
/** |
* "Edit" Page |
* |
* Shows a form representing the currently selected DB |
* so that data can be edited |
* |
* @access public |
* @return string the HTML "edit" page |
*/ |
function edit() |
{ |
if (FALSE === ($id = $this->CI->uri->segment(4))) |
{ |
return $this->view(); |
} |
|
// Fetch the primary field name |
$primary = $this->CI->db->primary($this->current_table); |
|
// Run the query |
$query = $this->CI->db->get_where($this->current_table, array($primary => $id)); |
|
$data = array( |
'title' => ( ! isset($this->lang['scaff_edit'])) ? 'Edit Data' : $this->lang['scaff_edit'], |
'fields' => $query->field_data(), |
'query' => $query->row(), |
'action' => $this->base_uri.'/update/'.$this->CI->uri->segment(4) |
); |
|
$this->CI->load->view('edit', $data); |
} |
|
// -------------------------------------------------------------------- |
|
/** |
* Update |
* |
* @access public |
* @return void redirects to the view page |
*/ |
function update() |
{ |
// Fetch the primary key |
$primary = $this->CI->db->primary($this->current_table); |
|
// Now do the query |
$this->CI->db->update($this->current_table, $_POST, array($primary => $this->CI->uri->segment(4))); |
|
redirect($this->base_uri.'/view/'); |
} |
|
// -------------------------------------------------------------------- |
|
/** |
* Delete Confirmation |
* |
* @access public |
* @return string the HTML "delete confirm" page |
*/ |
function delete() |
{ |
if ( ! isset($this->lang['scaff_del_confirm'])) |
{ |
$message = 'Are you sure you want to delete the following row: '.$this->CI->uri->segment(4); |
} |
else |
{ |
$message = $this->lang['scaff_del_confirm'].' '.$this->CI->uri->segment(4); |
} |
|
$data = array( |
'title' => ( ! isset($this->lang['scaff_delete'])) ? 'Delete Data' : $this->lang['scaff_delete'], |
'message' => $message, |
'no' => anchor(array($this->base_uri, 'view'), ( ! isset($this->lang['scaff_no'])) ? 'No' : $this->lang['scaff_no']), |
'yes' => anchor(array($this->base_uri, 'do_delete', $this->CI->uri->segment(4)), ( ! isset($this->lang['scaff_yes'])) ? 'Yes' : $this->lang['scaff_yes']) |
); |
|
$this->CI->load->view('delete', $data); |
} |
|
// -------------------------------------------------------------------- |
|
/** |
* Delete |
* |
* @access public |
* @return void redirects to the view page |
*/ |
function do_delete() |
{ |
// Fetch the primary key |
$primary = $this->CI->db->primary($this->current_table); |
|
// Now do the query |
$this->CI->db->where($primary, $this->CI->uri->segment(4)); |
$this->CI->db->delete($this->current_table); |
|
header("Refresh:0;url=".site_url(array($this->base_uri, 'view'))); |
exit; |
} |
|
} |
|
/* End of file Scaffolding.php */ |
/* Location: ./system/scaffolding/Scaffolding.php */ |