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<?php |
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use MediaWiki\Widget\TitleInputWidget; |
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/** |
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* Implements a text input field for page titles. |
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* Automatically does validation that the title is valid, |
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* as well as autocompletion if using the OOUI display format. |
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* |
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* Note: Forms using GET requests will need to make sure the title value is not |
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* an empty string. |
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* |
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* Optional parameters: |
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* 'namespace' - Namespace the page must be in |
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* 'relative' - If true and 'namespace' given, strip/add the namespace from/to the title as needed |
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* 'creatable' - Whether to validate the title is creatable (not a special page) |
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* 'exists' - Whether to validate that the title already exists |
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* |
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* @since 1.26 |
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*/ |
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class HTMLTitleTextField extends HTMLTextField { |
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public function __construct( $params ) { |
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$params += [ |
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'namespace' => false, |
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'relative' => false, |
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'creatable' => false, |
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'exists' => false, |
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]; |
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parent::__construct( $params ); |
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} |
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public function validate( $value, $alldata ) { |
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if ( $this->mParent->getMethod() === 'get' && $value === '' ) { |
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// If the form is a GET form and has no value, assume it hasn't been |
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// submitted yet, and skip validation |
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return parent::validate( $value, $alldata ); |
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} |
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try { |
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if ( !$this->mParams['relative'] ) { |
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$title = Title::newFromTextThrow( $value ); |
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} else { |
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// Can't use Title::makeTitleSafe(), because it doesn't throw useful exceptions |
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global $wgContLang; |
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$namespaceName = $wgContLang->getNsText( $this->mParams['namespace'] ); |
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$title = Title::newFromTextThrow( $namespaceName . ':' . $value ); |
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} |
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} catch ( MalformedTitleException $e ) { |
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$msg = $this->msg( $e->getErrorMessage() ); |
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$params = $e->getErrorMessageParameters(); |
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if ( $params ) { |
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$msg->params( $params ); |
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} |
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return $msg->parse(); |
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} |
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$text = $title->getPrefixedText(); |
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if ( $this->mParams['namespace'] !== false && |
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!$title->inNamespace( $this->mParams['namespace'] ) |
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) { |
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return $this->msg( 'htmlform-title-badnamespace', $this->mParams['namespace'], $text )->parse(); |
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} |
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if ( $this->mParams['creatable'] && !$title->canExist() ) { |
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return $this->msg( 'htmlform-title-not-creatable', $text )->escaped(); |
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} |
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if ( $this->mParams['exists'] && !$title->exists() ) { |
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return $this->msg( 'htmlform-title-not-exists', $text )->parse(); |
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} |
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return parent::validate( $value, $alldata ); |
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} |
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protected function getInputWidget( $params ) { |
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$this->mParent->getOutput()->addModules( 'mediawiki.widgets' ); |
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if ( $this->mParams['namespace'] !== false ) { |
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$params['namespace'] = $this->mParams['namespace']; |
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} |
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$params['relative'] = $this->mParams['relative']; |
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return new TitleInputWidget( $params ); |
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} |
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protected function shouldInfuseOOUI() { |
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return true; |
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} |
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public function getInputHtml( $value ) { |
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// add mw-searchInput class to enable search suggestions for non-OOUI, too |
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$this->mClass .= 'mw-searchInput'; |
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// return the HTMLTextField html |
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return parent::getInputHTML( $value ); |
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} |
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protected function getDataAttribs() { |
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return [ |
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'data-mw-searchsuggest' => FormatJson::encode( [ |
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'wrapAsLink' => false, |
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] ), |
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]; |
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} |
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} |
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wikimedia /
mediawiki
