HTMLFancyCaptchaField.php

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<?php
 
class HTMLFancyCaptchaField extends HTMLFormField {
    protected $imageUrl;
 
    protected $showCreateHelp;
 
    protected $mClass = 'captcha';
 
    public function __construct( array $params ) {
        parent::__construct( $params );
        $this->imageUrl = $params['imageUrl'];
        $this->showCreateHelp = !empty( $params['showCreateHelp'] );
    }
 
    public function getInputHTML( $value ) {
        $out = $this->mParent->getOutput();
 
        // Uses addModuleStyles so it is loaded even when JS is disabled.
        $out->addModuleStyles( 'ext.confirmEdit.fancyCaptcha.styles' );
 
        // Loaded only for clients with JS enabled
        $out->addModules( 'ext.confirmEdit.fancyCaptcha' );
 
        $captchaReload = Html::element(
            'small',
            [ 'class' => 'confirmedit-captcha-reload fancycaptcha-reload' ],
            $this->mParent->msg( 'fancycaptcha-reload-text' )->text()
        );
 
        $attribs = [
            'type' => 'text',
            'id'   => $this->mID,
            'name' => $this->mName,
            'class' => 'mw-ui-input',
            'size' => '12',  // max_length in captcha.py plus fudge factor
            'dir' => $this->mDir,
            'autocomplete' => 'off',
            'autocorrect' => 'off',
            'autocapitalize' => 'off',
            'placeholder' => $this->mParent->msg( 'fancycaptcha-imgcaptcha-ph' )->text()
        ];
        $attribs += $this->getAttributes( [ 'tabindex', 'required', 'autofocus' ] );
 
        $html = Html::openElement( 'div', [ 'class' => 'fancycaptcha-captcha-container' ] )
            . Html::openElement( 'div', [ 'class' => 'fancycaptcha-captcha-and-reload' ] )
            . Html::openElement( 'div', [ 'class' => 'fancycaptcha-image-container' ] )
            . Html::element( 'img', [
                'class'  => 'fancycaptcha-image',
                'src'    => $this->imageUrl,
                'alt'    => ''
            ] ) . $captchaReload . Html::closeElement( 'div' ) . Html::closeElement( 'div' ) . "\n"
            . Html::element( 'input', $attribs );
 
        if ( $this->showCreateHelp ) {
            // use raw element, the message will contain a link
            $html .= Html::rawElement( 'small', [
                'class' => 'mw-createacct-captcha-assisted'
            ], $this->mParent->msg( 'createacct-imgcaptcha-help' )->parse() );
        }
 
        $html .= Html::closeElement( 'div' );
 
        return $html;
    }
 
    public function getLabel() {
        // slight abuse of what getLabel() should mean; $mLabel is used for the pre-label text
        // as the actual label is always the same
        return $this->mParent->msg( 'captcha-label' )->text() . ' '
            . $this->mParent->msg( 'fancycaptcha-captcha' )->text();
    }
 
    public function getLabelHtml( $cellAttributes = [] ) {
        $labelHtml = parent::getLabelHtml( $cellAttributes );
        if ( $this->mLabel ) {
            // use raw element, the message will contain a link
            $labelHtml = Html::rawElement( 'p', [], $this->mLabel ) . $labelHtml;
        }
        return $labelHtml;
    }
}