includes/htmlform/HTMLButtonField.php

   1 <?php
   2
   3 /**
   4  * Adds a generic button inline to the form. Does not do anything, you must add
   5  * click handling code in JavaScript. Use a HTMLSubmitField if you merely
   6  * wish to add a submit button to a form.
   7  *
   8  * @since 1.22
   9  */
  10 class HTMLButtonField extends HTMLFormField {
  11         protected $buttonType = 'button';
  12
  13         /** @var array $mFlags Flags to add to OOUI Button widget */
  14         protected $mFlags = array();
  15
  16         public function __construct( $info ) {
  17                 $info['nodata'] = true;
  18                 if ( isset( $info['flags'] ) )
  19                         $this->mFlags = $info['flags'];
  20                 parent::__construct( $info );
  21         }
  22
  23         public function getInputHTML( $value ) {
  24                 $flags = '';
  25                 $prefix = 'mw-htmlform-';
  26                 if ( $this->mParent instanceof VFormHTMLForm ||
  27                         $this->mParent->getConfig()->get( 'UseMediaWikiUIEverywhere' )
  28                 ) {
  29                         $prefix = 'mw-ui-';
  30                         // add mw-ui-button separately, so the descriptor doesn't need to set it
  31                         $flags .= ' ' . $prefix.'button';
  32                 }
  33                 foreach ( $this->mFlags as $flag ) {
  34                         $flags .= ' ' . $prefix . $flag;
  35                 }
  36                 $attr = array(
  37                         'class' => 'mw-htmlform-submit ' . $this->mClass . $flags,
  38                         'id' => $this->mID,
  39                 ) + $this->getAttributes( array( 'disabled', 'tabindex' ) );
  40
  41                 return Html::input( $this->mName, $value, $this->buttonType, $attr );
  42         }
  43
  44         /**
  45          * Get the OOUI widget for this field.
  46          * @param string $value
  47          * @return OOUI\\ButtonInputWidget
  48          */
  49         public function getInputOOUI( $value ) {
  50                 return new OOUI\ButtonInputWidget( array(
  51                         'name' => $this->mName,
  52                         'value' => $value,
  53                         'label' => $value,
  54                         'type' => $this->buttonType,
  55                         'classes' => array( 'mw-htmlform-submit', $this->mClass ),
  56                         'id' => $this->mID,
  57                         'flags' => $this->mFlags,
  58                 ) + $this->getAttributes( array( 'disabled', 'tabindex' ), array( 'tabindex' => 'tabIndex' ) ) );
  59         }
  60
  61         protected function needsLabel() {
  62                 return false;
  63         }
  64
  65         /**
  66          * Button cannot be invalid
  67          *
  68          * @param string $value
  69          * @param array $alldata
  70          *
  71          * @return bool
  72          */
  73         public function validate( $value, $alldata ) {
  74                 return true;
  75         }
  76 }