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HTMLHiddenField.php
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1 <?php
2 
4  protected $outputAsDefault = true;
5 
6  public function __construct( $params ) {
7  parent::__construct( $params );
8 
9  if ( isset( $this->mParams['output-as-default'] ) ) {
10  $this->outputAsDefault = (bool)$this->mParams['output-as-default'];
11  }
12 
13  # Per HTML5 spec, hidden fields cannot be 'required'
14  # https://www.w3.org/TR/html5/forms.html#hidden-state-%28type=hidden%29
15  unset( $this->mParams['required'] );
16  }
17 
18  public function getHiddenFieldData( $value ) {
19  $params = [];
20  if ( $this->mID ) {
21  $params['id'] = $this->mID;
22  }
23 
24  if ( $this->outputAsDefault ) {
25  $value = $this->mDefault;
26  }
27 
28  return [ $this->mName, $value, $params ];
29  }
30 
31  public function getTableRow( $value ) {
32  list( $name, $value, $params ) = $this->getHiddenFieldData( $value );
33  $this->mParent->addHiddenField( $name, $value, $params );
34  return '';
35  }
36 
42  public function getDiv( $value ) {
43  return $this->getTableRow( $value );
44  }
45 
51  public function getRaw( $value ) {
52  return $this->getTableRow( $value );
53  }
54 
55  public function getInputHTML( $value ) {
56  return '';
57  }
58 
59  public function canDisplayErrors() {
60  return false;
61  }
62 
63  public function hasVisibleOutput() {
64  return false;
65  }
66 }
getHiddenFieldData( $value)
__construct( $params)