Viewing file:  Emphasis.php (1.25 KB) -rw-r--r--
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<?php
namespace Plivo\XML;
use Plivo\Exceptions\PlivoXMLException;
/**
* Class Emphasis
* @package Plivo\XML
*/
class Emphasis extends Element {
protected $nestables = [
'break',
'emphasis',
'lang',
'phoneme',
'prosody',
'say-as',
'sub',
'w'
];
protected $valid_attributes = [
'level'
];
protected $valid_level_attribute_values = [
'strong',
'moderate',
'reduced'
];
/**
* Emphasis constructor.
* @param string $body
* @param array $attributes
* @throws PlivoXMLException
*/
function __construct($body, $attributes = []) {
if (!$body) {
throw new PlivoXMLException("No emphasis set for ".$this->getName());
}
if(!empty($attributes)){
foreach ($attributes as $key => $value) {
if ($key ==='level' && !in_array($value, $this->valid_level_attribute_values)) {
throw new PlivoXMLException(
"invalid attribute value ".$value." for ".$key." ".$this->name);
}
}
}
parent::__construct($body, $attributes);
$this->name = strtolower($this->name);
}
}
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