'; // External block start tag
const EXTERNAL_END_BLOCK_HTML_TAG = ''; // External block end tag
// HTML attributes
const LABEL = 'title';
const REGEX = 'regex';
const TITLE = 'description';
const REQUIRED = 'required-field';
const MAX_VALUE = 'max-value';
const MIN_VALUE = 'min-value';
const MAX_LENGTH = 'max-length';
const MIN_LENGTH = 'min-length';
const PLACEHOLDER = 'placeholder';
/**
* It gets also the htmlArgs array as parameter, it will be used to set the HTML properties
*/
public function __construct($name, $args = array(), $htmlArgs = array())
{
parent::__construct($name, $args);
// Initialising HTML properties
$this->_setHtmlProperties($htmlArgs);
// Loads helper message to manage returning messages
$this->load->helper('message');
}
/**
* Initialising html properties, such as the id and name attributes of the HTML element
*/
private function _setHtmlProperties($htmlArgs)
{
// If $htmlArgs wasn't already stored in $this->_args
if (!isset($this->_args[HTMLWidget::HTML_ARG_NAME]))
{
$this->_args[HTMLWidget::HTML_ARG_NAME] = array();
// Avoids that elements in a HTML page have the same name or id
$randomIdentifier = uniqid(rand(0, 1000));
$this->_args[HTMLWidget::HTML_ARG_NAME][HTMLWidget::HTML_ID] = $randomIdentifier;
$this->_args[HTMLWidget::HTML_ARG_NAME][HTMLWidget::HTML_NAME] = $randomIdentifier;
foreach($htmlArgs as $argName => $argValue)
{
$this->_args[HTMLWidget::HTML_ARG_NAME][$argName] = $argValue;
}
}
}
/**
* Prints an attribute name and eventually also the value extracted from $htmlArgs
* Set $isValuePresent to false the value should not be displayed
*/
public static function printAttribute($htmlArgs, $attribute, $isValuePresent = true)
{
if ($attribute != null)
{
if (isset($htmlArgs[$attribute]))
{
if ($isValuePresent === true)
{
$value = $htmlArgs[$attribute];
if (is_bool($value))
{
$value = $value ? 'true' : 'false';
}
echo sprintf('%s="%s"', $attribute, $value);
}
else
{
echo $attribute;
}
}
}
}
/**
* Prints the external block start tag
*/
public static function printStartBlock($htmlArgs)
{
if (isset($htmlArgs[HTMLWidget::EXTERNAL_BLOCK])
&& $htmlArgs[HTMLWidget::EXTERNAL_BLOCK] === true)
{
echo HTMLWidget::EXTERNAL_START_BLOCK_HTML_TAG;
}
}
/**
* Prints the external block end tag
*/
public static function printEndBlock($htmlArgs)
{
if (isset($htmlArgs[HTMLWidget::EXTERNAL_BLOCK])
&& $htmlArgs[HTMLWidget::EXTERNAL_BLOCK] === true)
{
echo HTMLWidget::EXTERNAL_END_BLOCK_HTML_TAG;
}
}
}