Файл: contao-3.5.8/system/modules/core/widgets/CheckBox.php
Строк: 166
<?php
/**
* Contao Open Source CMS
*
* Copyright (c) 2005-2016 Leo Feyer
*
* @license LGPL-3.0+
*/
namespace Contao;
/**
* Provide methods to handle check boxes.
*
* @property array $options
* @property boolean $multiple
*
* @author Leo Feyer <https://github.com/leofeyer>
*/
class CheckBox extends Widget
{
/**
* Submit user input
* @var boolean
*/
protected $blnSubmitInput = true;
/**
* Template
* @var string
*/
protected $strTemplate = 'be_widget_chk';
/**
* Add specific attributes
*
* @param string $strKey
* @param mixed $varValue
*/
public function __set($strKey, $varValue)
{
switch ($strKey)
{
case 'options':
$this->arrOptions = deserialize($varValue);
break;
default:
parent::__set($strKey, $varValue);
break;
}
}
/**
* Check for a valid option (see #4383)
*/
public function validate()
{
$varValue = $this->getPost($this->strName);
if (!empty($varValue) && !$this->isValidOption($varValue))
{
$this->addError(sprintf($GLOBALS['TL_LANG']['ERR']['invalid'], (is_array($varValue) ? implode(', ', $varValue) : $varValue)));
}
parent::validate();
}
/**
* Generate the widget and return it as string
*
* @return string
*/
public function generate()
{
$arrOptions = array();
if (!$this->multiple && count($this->arrOptions) > 1)
{
$this->arrOptions = array($this->arrOptions[0]);
}
// The "required" attribute only makes sense for single checkboxes
if ($this->mandatory && !$this->multiple)
{
$this->arrAttributes['required'] = 'required';
}
$state = $this->Session->get('checkbox_groups');
// Toggle the checkbox group
if (Input::get('cbc'))
{
$state[Input::get('cbc')] = (isset($state[Input::get('cbc')]) && $state[Input::get('cbc')] == 1) ? 0 : 1;
$this->Session->set('checkbox_groups', $state);
$this->redirect(preg_replace('/(&(amp;)?|?)cbc=[^& ]*/i', '', Environment::get('request')));
}
$blnFirst = true;
$blnCheckAll = true;
foreach ($this->arrOptions as $i=>$arrOption)
{
// Single dimension array
if (is_numeric($i))
{
$arrOptions[] = $this->generateCheckbox($arrOption, $i);
continue;
}
$id = 'cbc_' . $this->strId . '_' . standardize($i);
$img = 'folPlus';
$display = 'none';
if (!isset($state[$id]) || !empty($state[$id]))
{
$img = 'folMinus';
$display = 'block';
}
$arrOptions[] = '<div class="checkbox_toggler' . ($blnFirst ? '_first' : '') . '"><a href="' . $this->addToUrl('cbc=' . $id) . '" onclick="AjaxRequest.toggleCheckboxGroup(this,'' . $id . '');Backend.getScrollOffset();return false"><img src="' . TL_FILES_URL . 'system/themes/' . Backend::getTheme() . '/images/' . $img . '.gif" width="18" height="18" alt="toggle checkbox group"></a>' . $i . '</div><fieldset id="' . $id . '" class="tl_checkbox_container checkbox_options" style="display:' . $display . '"><input type="checkbox" id="check_all_' . $id . '" class="tl_checkbox" onclick="Backend.toggleCheckboxGroup(this, '' . $id . '')"> <label for="check_all_' . $id . '" style="color:#a6a6a6"><em>' . $GLOBALS['TL_LANG']['MSC']['selectAll'] . '</em></label>';
// Multidimensional array
foreach ($arrOption as $k=>$v)
{
$arrOptions[] = $this->generateCheckbox($v, $i.'_'.$k);
}
$arrOptions[] = '</fieldset>';
$blnFirst = false;
$blnCheckAll = false;
}
// Add a "no entries found" message if there are no options
if (empty($arrOptions))
{
$arrOptions[]= '<p class="tl_noopt">'.$GLOBALS['TL_LANG']['MSC']['noResult'].'</p>';
$blnCheckAll = false;
}
if ($this->multiple)
{
return sprintf('<fieldset id="ctrl_%s" class="tl_checkbox_container%s"><legend>%s%s%s%s</legend><input type="hidden" name="%s" value="">%s%s</fieldset>%s',
$this->strId,
(($this->strClass != '') ? ' ' . $this->strClass : ''),
($this->mandatory ? '<span class="invisible">'.$GLOBALS['TL_LANG']['MSC']['mandatory'].' </span>' : ''),
$this->strLabel,
($this->mandatory ? '<span class="mandatory">*</span>' : ''),
$this->xlabel,
$this->strName,
($blnCheckAll ? '<input type="checkbox" id="check_all_' . $this->strId . '" class="tl_checkbox" onclick="Backend.toggleCheckboxGroup(this,'ctrl_' . $this->strId . '')' . ($this->onclick ? ';' . $this->onclick : '') . '"> <label for="check_all_' . $this->strId . '" style="color:#a6a6a6"><em>' . $GLOBALS['TL_LANG']['MSC']['selectAll'] . '</em></label><br>' : ''),
str_replace('<br></fieldset><br>', '</fieldset>', implode('<br>', $arrOptions)),
$this->wizard);
}
else
{
return sprintf('<div id="ctrl_%s" class="tl_checkbox_single_container%s"><input type="hidden" name="%s" value="">%s</div>%s',
$this->strId,
(($this->strClass != '') ? ' ' . $this->strClass : ''),
$this->strName,
str_replace('<br></div><br>', '</div>', implode('<br>', $arrOptions)),
$this->wizard);
}
}
/**
* Generate a checkbox and return it as string
*
* @param array $arrOption
* @param integer $i
*
* @return string
*/
protected function generateCheckbox($arrOption, $i)
{
return sprintf('<input type="checkbox" name="%s" id="opt_%s" class="tl_checkbox" value="%s"%s%s onfocus="Backend.getScrollOffset()"> <label for="opt_%s">%s%s%s</label>',
$this->strName . ($this->multiple ? '[]' : ''),
$this->strId.'_'.$i,
($this->multiple ? specialchars($arrOption['value']) : 1),
$this->isChecked($arrOption),
$this->getAttributes(),
$this->strId.'_'.$i,
($this->mandatory && !$this->multiple ? '<span class="invisible">'.$GLOBALS['TL_LANG']['MSC']['mandatory'].' </span>' : ''),
$arrOption['label'],
($this->mandatory && !$this->multiple ? '<span class="mandatory">*</span>' : ''));
}
}