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<?php
namespace OOUI;
/**
* Generic widget for buttons.
*/
class ButtonWidget extends Widget {
/**
* Hyperlink to visit when clicked.
*
* @var string
*/
protected $href = null;
/**
* Target to open hyperlink in.
*
* @var string
*/
protected $target = null;
/**
* Search engine traversal hint.
*
* True if search engines should avoid following this hyperlink.
*
* @var boolean
*/
protected $noFollow = true;
/**
* @param array $config Configuration options
* @param string $config['href'] Hyperlink to visit when clicked
* @param string $config['target'] Target to open hyperlink in
* @param boolean $config['noFollow'] Search engine traversal hint (default: true)
*/
public function __construct( array $config = array() ) {
// Parent constructor
parent::__construct( $config );
// Mixins
$this->mixin( new ButtonElement( $this, $config ) );
$this->mixin( new IconElement( $this, $config ) );
$this->mixin( new IndicatorElement( $this, $config ) );
$this->mixin( new LabelElement( $this, $config ) );
$this->mixin( new TitledElement( $this,
array_merge( $config, array( 'titled' => $this->button ) ) ) );
$this->mixin( new FlaggedElement( $this, $config ) );
$this->mixin( new TabIndexedElement( $this,
array_merge( $config, array( 'tabIndexed' => $this->button ) ) ) );
// Initialization
$this->button->appendContent( $this->icon, $this->label, $this->indicator );
$this
->addClasses( array( 'oo-ui-buttonWidget' ) )
->appendContent( $this->button );
$this->setHref( isset( $config['href'] ) ? $config['href'] : null );
$this->setTarget( isset( $config['target'] ) ? $config['target'] : null );
$this->setNoFollow( isset( $config['noFollow'] ) ? $config['noFollow'] : true );
}
/**
* Get hyperlink location.
*
* @return string Hyperlink location
*/
public function getHref() {
return $this->href;
}
/**
* Get hyperlink target.
*
* @return string Hyperlink target
*/
public function getTarget() {
return $this->target;
}
/**
* Get search engine traversal hint.
*
* @return boolean Whether search engines should avoid traversing this hyperlink
*/
public function getNoFollow() {
return $this->noFollow;
}
/**
* Set hyperlink location.
*
* @param string|null $href Hyperlink location, null to remove
*/
public function setHref( $href ) {
$this->href = is_string( $href ) ? $href : null;
$this->updateHref();
return $this;
}
/**
* Update the href attribute, in case of changes to href or disabled
* state.
*
* @chainable
*/
public function updateHref() {
if ( $this->href !== null && !$this->isDisabled() ) {
$this->button->setAttributes( array( 'href' => $this->href ) );
} else {
$this->button->removeAttributes( array( 'href' ) );
}
return $this;
}
/**
* Set hyperlink target.
*
* @param string|null $target Hyperlink target, null to remove
*/
public function setTarget( $target ) {
$this->target = is_string( $target ) ? $target : null;
if ( $this->target !== null ) {
$this->button->setAttributes( array( 'target' => $target ) );
} else {
$this->button->removeAttributes( array( 'target' ) );
}
return $this;
}
/**
* Set search engine traversal hint.
*
* @param boolean $noFollow True if search engines should avoid traversing this hyperlink
*/
public function setNoFollow( $noFollow ) {
$this->noFollow = is_bool( $noFollow ) ? $noFollow : true;
if ( $this->noFollow ) {
$this->button->setAttributes( array( 'rel' => 'nofollow' ) );
} else {
$this->button->removeAttributes( array( 'rel' ) );
}
return $this;
}
public function getConfig( &$config ) {
if ( $this->href !== null ) {
$config['href'] = $this->href;
}
if ( $this->target !== null ) {
$config['target'] = $this->target;
}
if ( $this->noFollow !== true ) {
$config['noFollow'] = $this->noFollow;
}
return parent::getConfig( $config );
}
}
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