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<?php
# -- BEGIN LICENSE BLOCK ---------------------------------------
#
# This file is part of Dotclear 2.
#
# Copyright (c) 2003-2013 Olivier Meunier & Association Dotclear
# Licensed under the GPL version 2.0 license.
# See LICENSE file or
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
#
# -- END LICENSE BLOCK -----------------------------------------
if (!defined('DC_RC_PATH')) { return; }
/**
* @ingroup DC_CORE
* @brief Error class
*
* dcError is a very simple error class, with a stack. Call dcError::add to
* add an error in stack. In administration area, errors are automatically
* displayed.
*/
class dcError
{
/** @var array Errors stack */
protected $errors = array();
/** @var boolean True if stack is not empty */
protected $flag = false;
/** @var string HTML errors list pattern */
protected $html_list = "<ul>\n%s</ul>\n";
/** @var string HTML error item pattern */
protected $html_item = "<li>%s</li>\n";
/**
* Object constructor.
*/
public function __construct()
{
$this->code = 0;
$this->msg = '';
}
/**
* Object string representation. Returns errors stack.
*
* @return string
*/
public function __toString()
{
$res = '';
foreach ($this->errors as $msg)
{
$res .= $msg."\n";
}
return $res;
}
/**
* Adds an error to stack.
*
* @param string $msg Error message
*/
public function add($msg)
{
$this->flag = true;
$this->errors[] = $msg;
}
/**
* Returns the value of <var>flag</var> property. True if errors stack is not empty
*
* @return boolean
*/
public function flag()
{
return $this->flag;
}
/**
* Resets errors stack.
*/
public function reset()
{
$this->flag = false;
$this->errors = array();
}
/**
* Returns <var>errors</var> property.
*
* @return array
*/
public function getErrors()
{
return $this->errors;
}
/**
* Sets <var>list</var> and <var>item</var> properties.
*
* @param string $list HTML errors list pattern
* @param string $item HTML error item pattern
*/
public function setHTMLFormat($list,$item)
{
$this->html_list = $list;
$this->html_item = $item;
}
/**
* Returns errors stack as HTML.
*
* @return string
*/
public function toHTML()
{
$res = '';
if ($this->flag)
{
foreach ($this->errors as $msg)
{
$res .= sprintf($this->html_item,$msg);
}
$res = sprintf($this->html_list,$res);
}
return $res;
}
}
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