Файл: contao-3.5.8/system/modules/core/forms/FormCheckBox.php
Строк: 187
<?php
/**
* Contao Open Source CMS
*
* Copyright (c) 2005-2016 Leo Feyer
*
* @license LGPL-3.0+
*/
namespace Contao;
/**
* Class FormCheckBox
*
* @property array $options
*
* @author Leo Feyer <https://github.com/leofeyer>
*/
class FormCheckBox extends Widget
{
/**
* Submit user input
*
* @var boolean
*/
protected $blnSubmitInput = true;
/**
* Template
*
* @var string
*/
protected $strTemplate = 'form_checkbox';
/**
* Error message
*
* @var string
*/
protected $strError = '';
/**
* The CSS class prefix
*
* @var string
*/
protected $strPrefix = 'widget widget-checkbox';
/**
* Add specific attributes
*
* @param string $strKey The attribute name
* @param mixed $varValue The attribute value
*/
public function __set($strKey, $varValue)
{
switch ($strKey)
{
case 'options':
$this->arrOptions = deserialize($varValue);
break;
case 'rgxp':
case 'minlength':
case 'maxlength':
// Ignore
break;
default:
parent::__set($strKey, $varValue);
break;
}
}
/**
* Return a parameter
*
* @param string $strKey The parameter key
*
* @return mixed The parameter value
*/
public function __get($strKey)
{
if ($strKey == 'options')
{
return $this->arrOptions;
}
return parent::__get($strKey);
}
/**
* Check the options if the field is mandatory
*/
public function validate()
{
$mandatory = $this->mandatory;
$options = $this->getPost($this->strName);
// Check if there is at least one value
if ($mandatory && is_array($options))
{
foreach ($options as $option)
{
if (strlen($option))
{
$this->mandatory = false;
break;
}
}
}
$varInput = $this->validator($options);
// Check for a valid option (see #4383)
if (!empty($varInput) && !$this->isValidOption($varInput))
{
$this->addError(sprintf($GLOBALS['TL_LANG']['ERR']['invalid'], (is_array($varInput) ? implode(', ', $varInput) : $varInput)));
}
// Add class "error"
if ($this->hasErrors())
{
$this->class = 'error';
}
else
{
$this->varValue = $varInput;
}
// Reset the property
if ($mandatory)
{
$this->mandatory = true;
}
// Clear result if nothing has been submitted
if (!isset($_POST[$this->strName]))
{
$this->varValue = '';
}
}
/**
* Return all attributes as string
*
* @param array $arrStrip An optional array with attributes to strip
*
* @return string The attributes string
*/
public function getAttributes($arrStrip=array())
{
// The "required" attribute only makes sense for single checkboxes
if (count($this->arrOptions) == 1 && $this->mandatory)
{
$this->arrAttributes['required'] = 'required';
}
return parent::getAttributes($arrStrip);
}
/**
* Generate the options
*
* @return array The options array
*/
protected function getOptions()
{
$arrOptions = array();
$blnHasGroups = false;
foreach ($this->arrOptions as $i=>$arrOption)
{
if ($arrOption['group'])
{
if ($blnHasGroups)
{
$arrOptions[] = array
(
'type' => 'group_end'
);
}
$arrOptions[] = array
(
'type' => 'group_start',
'label' => specialchars($arrOption['label'])
);
$blnHasGroups = true;
}
else
{
$arrOptions[] = array
(
'type' => 'option',
'name' => $this->strName . ((count($this->arrOptions) > 1) ? '[]' : ''),
'id' => $this->strId . '_' . $i,
'value' => $arrOption['value'],
'checked' => $this->isChecked($arrOption),
'attributes' => $this->getAttributes(),
'label' => $arrOption['label']
);
}
}
if ($blnHasGroups)
{
$arrOptions[] = array
(
'type' => 'group_end'
);
}
return $arrOptions;
}
/**
* Override the parent method and inject the error message inside the fieldset (see #3392)
*
* @param boolean $blnSwitchOrder If true, the error message will be shown below the field
*
* @return string The form field markup
*/
public function generateWithError($blnSwitchOrder=false)
{
$this->strError = $this->getErrorAsHTML();
return $this->generate();
}
/**
* Generate the widget and return it as string
*
* @return string The widget markup
*/
public function generate()
{
$strOptions = '';
foreach ($this->arrOptions as $i=>$arrOption)
{
$strOptions .= sprintf('<span><input type="checkbox" name="%s" id="opt_%s" class="checkbox" value="%s"%s%s%s <label id="lbl_%s" for="opt_%s">%s</label></span> ',
$this->strName . ((count($this->arrOptions) > 1) ? '[]' : ''),
$this->strId.'_'.$i,
$arrOption['value'],
$this->isChecked($arrOption),
$this->getAttributes(),
$this->strTagEnding,
$this->strId.'_'.$i,
$this->strId.'_'.$i,
$arrOption['label']);
}
if ($this->strLabel != '')
{
return sprintf('<fieldset id="ctrl_%s" class="checkbox_container%s"><legend>%s%s%s</legend>%s<input type="hidden" name="%s" value=""%s%s</fieldset>',
$this->strId,
(($this->strClass != '') ? ' ' . $this->strClass : ''),
($this->mandatory ? '<span class="invisible">'.$GLOBALS['TL_LANG']['MSC']['mandatory'].' </span>' : ''),
$this->strLabel,
($this->mandatory ? '<span class="mandatory">*</span>' : ''),
$this->strError,
$this->strName,
$this->strTagEnding,
$strOptions) . $this->addSubmit();
}
else
{
return sprintf('<fieldset id="ctrl_%s" class="checkbox_container%s">%s<input type="hidden" name="%s" value=""%s%s</fieldset>',
$this->strId,
(($this->strClass != '') ? ' ' . $this->strClass : ''),
$this->strError,
$this->strName,
$this->strTagEnding,
$strOptions) . $this->addSubmit();
}
}
}