mirror of
https://github.com/alextselegidis/easyappointments.git
synced 2024-12-22 22:52:35 +03:00
342 lines
8.1 KiB
PHP
342 lines
8.1 KiB
PHP
<?php
|
|
/**
|
|
* CodeIgniter
|
|
*
|
|
* An open source application development framework for PHP
|
|
*
|
|
* This content is released under the MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2014 - 2019, British Columbia Institute of Technology
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*
|
|
* @package CodeIgniter
|
|
* @author EllisLab Dev Team
|
|
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
|
|
* @copyright Copyright (c) 2014 - 2019, British Columbia Institute of Technology (https://bcit.ca/)
|
|
* @license https://opensource.org/licenses/MIT MIT License
|
|
* @link https://codeigniter.com
|
|
* @since Version 1.0.0
|
|
* @filesource
|
|
*/
|
|
defined('BASEPATH') OR exit('No direct script access allowed');
|
|
|
|
/**
|
|
* CodeIgniter Driver Library Class
|
|
*
|
|
* This class enables you to create "Driver" libraries that add runtime ability
|
|
* to extend the capabilities of a class via additional driver objects
|
|
*
|
|
* @package CodeIgniter
|
|
* @subpackage Libraries
|
|
* @category Libraries
|
|
* @author EllisLab Dev Team
|
|
* @link
|
|
*/
|
|
class CI_Driver_Library {
|
|
|
|
/**
|
|
* Array of drivers that are available to use with the driver class
|
|
*
|
|
* @var array
|
|
*/
|
|
protected $valid_drivers = array();
|
|
|
|
/**
|
|
* Name of the current class - usually the driver class
|
|
*
|
|
* @var string
|
|
*/
|
|
protected $lib_name;
|
|
|
|
/**
|
|
* Get magic method
|
|
*
|
|
* The first time a child is used it won't exist, so we instantiate it
|
|
* subsequents calls will go straight to the proper child.
|
|
*
|
|
* @param string Child class name
|
|
* @return object Child class
|
|
*/
|
|
public function __get($child)
|
|
{
|
|
// Try to load the driver
|
|
return $this->load_driver($child);
|
|
}
|
|
|
|
/**
|
|
* Load driver
|
|
*
|
|
* Separate load_driver call to support explicit driver load by library or user
|
|
*
|
|
* @param string Driver name (w/o parent prefix)
|
|
* @return object Child class
|
|
*/
|
|
public function load_driver($child)
|
|
{
|
|
// Get CodeIgniter instance and subclass prefix
|
|
$prefix = config_item('subclass_prefix');
|
|
|
|
if ( ! isset($this->lib_name))
|
|
{
|
|
// Get library name without any prefix
|
|
$this->lib_name = str_replace(array('CI_', $prefix), '', get_class($this));
|
|
}
|
|
|
|
// The child will be prefixed with the parent lib
|
|
$child_name = $this->lib_name.'_'.$child;
|
|
|
|
// See if requested child is a valid driver
|
|
if ( ! in_array($child, $this->valid_drivers))
|
|
{
|
|
// The requested driver isn't valid!
|
|
$msg = 'Invalid driver requested: '.$child_name;
|
|
log_message('error', $msg);
|
|
show_error($msg);
|
|
}
|
|
|
|
// Get package paths and filename case variations to search
|
|
$CI = get_instance();
|
|
$paths = $CI->load->get_package_paths(TRUE);
|
|
|
|
// Is there an extension?
|
|
$class_name = $prefix.$child_name;
|
|
$found = class_exists($class_name, FALSE);
|
|
if ( ! $found)
|
|
{
|
|
// Check for subclass file
|
|
foreach ($paths as $path)
|
|
{
|
|
// Does the file exist?
|
|
$file = $path.'libraries/'.$this->lib_name.'/drivers/'.$prefix.$child_name.'.php';
|
|
if (file_exists($file))
|
|
{
|
|
// Yes - require base class from BASEPATH
|
|
$basepath = BASEPATH.'libraries/'.$this->lib_name.'/drivers/'.$child_name.'.php';
|
|
if ( ! file_exists($basepath))
|
|
{
|
|
$msg = 'Unable to load the requested class: CI_'.$child_name;
|
|
log_message('error', $msg);
|
|
show_error($msg);
|
|
}
|
|
|
|
// Include both sources and mark found
|
|
include_once($basepath);
|
|
include_once($file);
|
|
$found = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Do we need to search for the class?
|
|
if ( ! $found)
|
|
{
|
|
// Use standard class name
|
|
$class_name = 'CI_'.$child_name;
|
|
if ( ! class_exists($class_name, FALSE))
|
|
{
|
|
// Check package paths
|
|
foreach ($paths as $path)
|
|
{
|
|
// Does the file exist?
|
|
$file = $path.'libraries/'.$this->lib_name.'/drivers/'.$child_name.'.php';
|
|
if (file_exists($file))
|
|
{
|
|
// Include source
|
|
include_once($file);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Did we finally find the class?
|
|
if ( ! class_exists($class_name, FALSE))
|
|
{
|
|
if (class_exists($child_name, FALSE))
|
|
{
|
|
$class_name = $child_name;
|
|
}
|
|
else
|
|
{
|
|
$msg = 'Unable to load the requested driver: '.$class_name;
|
|
log_message('error', $msg);
|
|
show_error($msg);
|
|
}
|
|
}
|
|
|
|
// Instantiate, decorate and add child
|
|
$obj = new $class_name();
|
|
$obj->decorate($this);
|
|
$this->$child = $obj;
|
|
return $this->$child;
|
|
}
|
|
|
|
}
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
/**
|
|
* CodeIgniter Driver Class
|
|
*
|
|
* This class enables you to create drivers for a Library based on the Driver Library.
|
|
* It handles the drivers' access to the parent library
|
|
*
|
|
* @package CodeIgniter
|
|
* @subpackage Libraries
|
|
* @category Libraries
|
|
* @author EllisLab Dev Team
|
|
* @link
|
|
*/
|
|
class CI_Driver {
|
|
|
|
/**
|
|
* Instance of the parent class
|
|
*
|
|
* @var object
|
|
*/
|
|
protected $_parent;
|
|
|
|
/**
|
|
* List of methods in the parent class
|
|
*
|
|
* @var array
|
|
*/
|
|
protected $_methods = array();
|
|
|
|
/**
|
|
* List of properties in the parent class
|
|
*
|
|
* @var array
|
|
*/
|
|
protected $_properties = array();
|
|
|
|
/**
|
|
* Array of methods and properties for the parent class(es)
|
|
*
|
|
* @static
|
|
* @var array
|
|
*/
|
|
protected static $_reflections = array();
|
|
|
|
/**
|
|
* Decorate
|
|
*
|
|
* Decorates the child with the parent driver lib's methods and properties
|
|
*
|
|
* @param object
|
|
* @return void
|
|
*/
|
|
public function decorate($parent)
|
|
{
|
|
$this->_parent = $parent;
|
|
|
|
// Lock down attributes to what is defined in the class
|
|
// and speed up references in magic methods
|
|
|
|
$class_name = get_class($parent);
|
|
|
|
if ( ! isset(self::$_reflections[$class_name]))
|
|
{
|
|
$r = new ReflectionObject($parent);
|
|
|
|
foreach ($r->getMethods() as $method)
|
|
{
|
|
if ($method->isPublic())
|
|
{
|
|
$this->_methods[] = $method->getName();
|
|
}
|
|
}
|
|
|
|
foreach ($r->getProperties() as $prop)
|
|
{
|
|
if ($prop->isPublic())
|
|
{
|
|
$this->_properties[] = $prop->getName();
|
|
}
|
|
}
|
|
|
|
self::$_reflections[$class_name] = array($this->_methods, $this->_properties);
|
|
}
|
|
else
|
|
{
|
|
list($this->_methods, $this->_properties) = self::$_reflections[$class_name];
|
|
}
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* __call magic method
|
|
*
|
|
* Handles access to the parent driver library's methods
|
|
*
|
|
* @param string
|
|
* @param array
|
|
* @return mixed
|
|
*/
|
|
public function __call($method, $args = array())
|
|
{
|
|
if (in_array($method, $this->_methods))
|
|
{
|
|
return call_user_func_array(array($this->_parent, $method), $args);
|
|
}
|
|
|
|
throw new BadMethodCallException('No such method: '.$method.'()');
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* __get magic method
|
|
*
|
|
* Handles reading of the parent driver library's properties
|
|
*
|
|
* @param string
|
|
* @return mixed
|
|
*/
|
|
public function __get($var)
|
|
{
|
|
if (in_array($var, $this->_properties))
|
|
{
|
|
return $this->_parent->$var;
|
|
}
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* __set magic method
|
|
*
|
|
* Handles writing to the parent driver library's properties
|
|
*
|
|
* @param string
|
|
* @param array
|
|
* @return mixed
|
|
*/
|
|
public function __set($var, $val)
|
|
{
|
|
if (in_array($var, $this->_properties))
|
|
{
|
|
$this->_parent->$var = $val;
|
|
}
|
|
}
|
|
|
|
}
|