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<?php
/**
* A checkbox field
*/
class HTMLCheckField extends HTMLFormField {
function getInputHTML( $value ) {
global $wgUseMediaWikiUIEverywhere;
if ( !empty( $this->mParams['invert'] ) ) {
$value = !$value;
}
$attr = $this->getTooltipAndAccessKey();
$attr['id'] = $this->mID;
$attr += $this->getAttributes( array( 'disabled', 'tabindex' ) );
if ( $this->mClass !== '' ) {
$attr['class'] = $this->mClass;
}
if ( $this->mParent->isVForm() ) {
// Nest checkbox inside label.
return Html::rawElement( 'label',
array(
'class' => 'mw-ui-checkbox-label'
),
Xml::check( $this->mName, $value, $attr ) . $this->mLabel );
} else {
$chkLabel = Xml::check( $this->mName, $value, $attr )
. ' '
. Html::rawElement( 'label', array( 'for' => $this->mID ), $this->mLabel );
if ( $wgUseMediaWikiUIEverywhere ) {
$chkLabel = Html::rawElement(
'div',
array( 'class' => 'mw-ui-checkbox' ),
$chkLabel
);
}
return $chkLabel;
}
}
/**
* For a checkbox, the label goes on the right hand side, and is
* added in getInputHTML(), rather than HTMLFormField::getRow()
* @return string
*/
function getLabel() {
return ' ';
}
/**
* checkboxes don't need a label.
* @return bool
*/
protected function needsLabel() {
return false;
}
/**
* @param WebRequest $request
*
* @return string
*/
function loadDataFromRequest( $request ) {
$invert = false;
if ( isset( $this->mParams['invert'] ) && $this->mParams['invert'] ) {
$invert = true;
}
// GetCheck won't work like we want for checks.
// Fetch the value in either one of the two following case:
// - we have a valid token (form got posted or GET forged by the user)
// - checkbox name has a value (false or true), ie is not null
if ( $request->getCheck( 'wpEditToken' ) || $request->getVal( $this->mName ) !== null ) {
// XOR has the following truth table, which is what we want
// INVERT VALUE | OUTPUT
// true true | false
// false true | true
// false false | false
// true false | true
return $request->getBool( $this->mName ) xor $invert;
} else {
return $this->getDefault();
}
}
}
|
