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<?php
namespace MediaWiki\HTMLForm;
/**
* HTML form generation and submission handling, OOUI style.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
use DomainException;
use MediaWiki\Html\Html;
use MediaWiki\Linker\Linker;
use MediaWiki\Parser\Sanitizer;
use MediaWiki\Status\Status;
/**
* Compact stacked vertical format for forms, implemented using OOUI widgets.
*
* @stable to extend
*/
class OOUIHTMLForm extends HTMLForm {
/** @var array */
private $oouiErrors;
/** @var array */
private $oouiWarnings;
/**
* @stable to call
* @inheritDoc
*/
public function __construct( $descriptor, $context = null, $messagePrefix = '' ) {
parent::__construct( $descriptor, $context, $messagePrefix );
$this->getOutput()->enableOOUI();
$this->getOutput()->addModuleStyles( 'mediawiki.htmlform.ooui.styles' );
}
/** @inheritDoc */
protected $displayFormat = 'ooui';
public static function loadInputFromParameters( $fieldname, $descriptor,
?HTMLForm $parent = null
) {
$field = parent::loadInputFromParameters( $fieldname, $descriptor, $parent );
$field->setShowEmptyLabel( false );
return $field;
}
public function getButtons() {
$buttons = '';
if ( $this->mShowSubmit ) {
$attribs = [
'infusable' => true,
'classes' => [ 'mw-htmlform-submit' ],
'type' => 'submit',
'label' => $this->getSubmitText(),
'value' => $this->getSubmitText(),
'flags' => $this->mSubmitFlags,
];
if ( $this->mSubmitID !== null ) {
$attribs['id'] = $this->mSubmitID;
}
if ( $this->mSubmitName !== null ) {
$attribs['name'] = $this->mSubmitName;
}
if ( $this->mSubmitTooltip !== null ) {
$attribs += [
'title' => Linker::titleAttrib( $this->mSubmitTooltip ),
'accessKey' => Linker::accesskey( $this->mSubmitTooltip ),
];
}
$buttons .= new \OOUI\ButtonInputWidget( $attribs );
}
if ( $this->mShowCancel ) {
$buttons .= new \OOUI\ButtonWidget( [
'label' => $this->msg( 'cancel' )->text(),
'href' => $this->getCancelTargetURL(),
] );
}
foreach ( $this->mButtons as $button ) {
$attrs = [];
// @phan-suppress-next-line PhanTypePossiblyInvalidDimOffset Always set in HTMLForm::addButton
if ( $button['attribs'] ) {
// @phan-suppress-next-line PhanTypePossiblyInvalidDimOffset Always set in HTMLForm::addButton
$attrs += $button['attribs'];
}
if ( isset( $button['id'] ) ) {
$attrs['id'] = $button['id'];
}
if ( isset( $button['label-message'] ) ) {
$label = new \OOUI\HtmlSnippet( $this->getMessage( $button['label-message'] )->parse() );
} elseif ( isset( $button['label'] ) ) {
$label = $button['label'];
} elseif ( isset( $button['label-raw'] ) ) {
$label = new \OOUI\HtmlSnippet( $button['label-raw'] );
} else {
$label = $button['value'];
}
$attrs['classes'] = isset( $attrs['class'] ) ? (array)$attrs['class'] : [];
$buttons .= new \OOUI\ButtonInputWidget( [
'type' => 'submit',
'name' => $button['name'],
'value' => $button['value'],
'label' => $label,
// @phan-suppress-next-line PhanTypePossiblyInvalidDimOffset Always set in HTMLForm::addButton
'flags' => $button['flags'],
// @phan-suppress-next-line PhanTypePossiblyInvalidDimOffset Always set in HTMLForm::addButton
'framed' => $button['framed'],
] + $attrs );
}
if ( !$buttons ) {
return '';
}
return Html::rawElement( 'div',
[ 'class' => 'mw-htmlform-submit-buttons' ], "\n$buttons" ) . "\n";
}
/**
* @inheritDoc
* @return \OOUI\PanelLayout
*/
protected function wrapFieldSetSection( $legend, $section, $attributes, $isRoot ) {
// to get a user visible effect, wrap the fieldset into a framed panel layout
$layout = new \OOUI\PanelLayout( [
'expanded' => false,
'padded' => true,
'framed' => true,
] );
$layout->appendContent(
new \OOUI\FieldsetLayout( [
'label' => $legend,
'items' => [
new \OOUI\Widget( [
'content' => new \OOUI\HtmlSnippet( $section )
] ),
],
] + $attributes )
);
return $layout;
}
/**
* @inheritDoc
* @return \OOUI\FieldLayout HTML
*/
protected function formatField( HTMLFormField $field, $value ) {
return $field->getOOUI( $value );
}
/**
* Put a form section together from the individual fields' HTML, merging it and wrapping.
* @param \OOUI\FieldLayout[] $fieldsHtml Array of outputs from formatField()
* @param string $sectionName
* @param bool $anyFieldHasLabel Unused
* @return string HTML
*/
protected function formatSection( array $fieldsHtml, $sectionName, $anyFieldHasLabel ) {
if ( !$fieldsHtml ) {
// Do not generate any wrappers for empty sections. Sections may be empty if they only have
// subsections, but no fields. A legend will still be added in wrapFieldSetSection().
return '';
}
$html = implode( '', $fieldsHtml );
if ( $sectionName ) {
return Html::rawElement(
'div',
[ 'id' => Sanitizer::escapeIdForAttribute( $sectionName ) ],
$html
);
}
return $html;
}
/**
* @param string|array|Status $elements
* @param string $elementsType
* @return string
*/
public function getErrorsOrWarnings( $elements, $elementsType ) {
if ( $elements === '' ) {
return '';
}
if ( !in_array( $elementsType, [ 'error', 'warning' ], true ) ) {
throw new DomainException( $elementsType . ' is not a valid type.' );
}
$errors = [];
if ( $elements instanceof Status ) {
if ( !$elements->isGood() ) {
foreach ( $elements->getMessages( $elementsType ) as $msg ) {
$errors[] = $this->getMessage( $msg )->parse();
}
}
} elseif ( $elementsType === 'error' ) {
if ( is_array( $elements ) ) {
foreach ( $elements as $error ) {
$errors[] = $this->getMessage( $error )->parse();
}
} elseif ( $elements && $elements !== true ) {
$errors[] = (string)$elements;
}
}
foreach ( $errors as &$error ) {
$error = new \OOUI\HtmlSnippet( $error );
}
// Used in formatFormHeader()
if ( $elementsType === 'error' ) {
$this->oouiErrors = $errors;
} else {
$this->oouiWarnings = $errors;
}
return '';
}
public function getHeaderHtml( $section = null ) {
if ( $section === null ) {
// We handle $this->mHeader elsewhere, in getBody()
return '';
} else {
return parent::getHeaderHtml( $section );
}
}
protected function formatFormHeader() {
if ( !( $this->mHeader || $this->oouiErrors || $this->oouiWarnings ) ) {
return '';
}
$classes = [
'mw-htmlform-ooui-header',
...$this->oouiErrors ? [ 'mw-htmlform-ooui-header-errors' ] : [],
...$this->oouiWarnings ? [ 'mw-htmlform-ooui-header-warnings' ] : [],
];
// if there's no header, don't create an (empty) LabelWidget, simply use a placeholder
if ( $this->mHeader ) {
$element = new \OOUI\LabelWidget( [ 'label' => new \OOUI\HtmlSnippet( $this->mHeader ) ] );
} else {
$element = new \OOUI\Widget( [] );
}
return new \OOUI\FieldLayout(
$element,
[
'align' => 'top',
'errors' => $this->oouiErrors,
'notices' => $this->oouiWarnings,
'classes' => $classes,
]
);
}
public function getBody() {
return $this->formatFormHeader() . parent::getBody();
}
public function wrapForm( $html ) {
if ( is_string( $this->mWrapperLegend ) ) {
$phpClass = $this->mCollapsible ? CollapsibleFieldsetLayout::class : \OOUI\FieldsetLayout::class;
$content = new $phpClass( [
'label' => $this->mWrapperLegend,
'collapsed' => $this->mCollapsed,
'items' => [
new \OOUI\Widget( [
'content' => new \OOUI\HtmlSnippet( $html )
] ),
],
] + \OOUI\Element::configFromHtmlAttributes( $this->mWrapperAttributes ) );
} else {
$content = new \OOUI\HtmlSnippet( $html );
}
$form = new \OOUI\FormLayout( $this->getFormAttributes() + [
'classes' => [ 'mw-htmlform', 'mw-htmlform-ooui' ],
'content' => $content,
] );
// Include a wrapper for style, if requested.
$form = new \OOUI\PanelLayout( [
'classes' => [ 'mw-htmlform-ooui-wrapper' ],
'expanded' => false,
'padded' => $this->mWrapperLegend !== false,
'framed' => $this->mWrapperLegend !== false,
'content' => $form,
] );
return $form;
}
}
/** @deprecated class alias since 1.42 */
class_alias( OOUIHTMLForm::class, 'OOUIHTMLForm' );