gistfile1.php

<?php
/**
* The global model! All hail potentate MY_Controller!
* It provides some great default queries...
*/
class MY_Model extends Model
{
	var $default_table;
	
	function get_all()
	{
	  // set up the query
	  $query = $this->db->get($this->default_table);
	  	  
	  // run the query
		$data = $query->result();
		
		// return data
		return $data;
	}
	
	function get_one($id)
	{
		// set up the query
	  $query = $this->db->get_where($this->default_table, array('id' => $id));
	  	  
	  // run the query
		$data = $query->result();
		
		// return data
		if (!empty($data)) return $data[0];
		else return FALSE;
	}
	
	function add($data)
	{
	  // simple: just save it, return if success
	  return $this->db->insert($this->default_table, $data);
	}
	
	function save($data, $id)
	{
	  $this->db->where('id', $id);
    return $this->db->update($this->default_table, $data);
	}
	
	function delete($id)
	{
	  return $this->db->delete($this->default_table, array('id' => $id)); 
	}

}