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<?php
namespace MediaWiki\HTMLForm\Field;
use InvalidArgumentException;
use MediaWiki\Html\Html;
use MediaWiki\Request\WebRequest;
use MediaWiki\Widget\SelectWithInputWidget;
/**
* Double field with a dropdown list constructed from a system message in the format
* * Optgroup header
* ** <option value>
* * New Optgroup header
* Plus a text field underneath for an additional reason. The 'value' of the field is
* "<select>: <extra reason>", or "<extra reason>" if nothing has been selected in the
* select dropdown.
*
* @stable to extend
* @todo FIXME: If made 'required', only the text field should be compulsory.
*/
class HTMLSelectAndOtherField extends HTMLSelectField {
private const FIELD_CLASS = 'mw-htmlform-select-and-other-field';
/** @var string[] */
private $mFlatOptions;
/**
* @stable to call
* @inheritDoc
*/
public function __construct( $params ) {
if ( array_key_exists( 'other', $params ) ) {
// Do nothing
} elseif ( array_key_exists( 'other-message', $params ) ) {
$params['other'] = $this->getMessage( $params['other-message'] )->plain();
} else {
$params['other'] = $this->msg( 'htmlform-selectorother-other' )->plain();
}
parent::__construct( $params );
if ( $this->getOptions() === null ) {
throw new InvalidArgumentException( 'HTMLSelectAndOtherField called without any options' );
}
if ( !in_array( 'other', $this->mOptions, true ) ) {
// Have 'other' always as first element
$this->mOptions = [ $params['other'] => 'other' ] + $this->mOptions;
}
$this->mFlatOptions = self::flattenOptions( $this->getOptions() );
}
public function getInputHTML( $value ) {
$select = parent::getInputHTML( $value[1] );
$textAttribs = [
'size' => $this->getSize(),
];
if ( isset( $this->mParams['maxlength-unit'] ) ) {
$textAttribs['data-mw-maxlength-unit'] = $this->mParams['maxlength-unit'];
}
$allowedParams = [
'required',
'autofocus',
'multiple',
'disabled',
'tabindex',
'maxlength', // gets dynamic with javascript, see mediawiki.htmlform.js
'maxlength-unit', // 'bytes' or 'codepoints', see mediawiki.htmlform.js
];
$textAttribs += $this->getAttributes( $allowedParams );
$textbox = Html::input( $this->mName . '-other', $value[2], 'text', $textAttribs );
$wrapperAttribs = [
'id' => $this->mID,
'class' => self::FIELD_CLASS
];
if ( $this->mClass !== '' ) {
$wrapperAttribs['class'] .= ' ' . $this->mClass;
}
return Html::rawElement(
'div',
$wrapperAttribs,
"$select<br />\n$textbox"
);
}
protected function getOOUIModules() {
return [ 'mediawiki.widgets.SelectWithInputWidget' ];
}
public function getInputOOUI( $value ) {
$this->mParent->getOutput()->addModuleStyles( 'mediawiki.widgets.SelectWithInputWidget.styles' );
# TextInput
$textAttribs = [
'name' => $this->mName . '-other',
'value' => $value[2],
];
$allowedParams = [
'required',
'autofocus',
'multiple',
'disabled',
'tabindex',
'maxlength',
];
$textAttribs += \OOUI\Element::configFromHtmlAttributes(
$this->getAttributes( $allowedParams )
);
# DropdownInput
$dropdownInputAttribs = [
'name' => $this->mName,
'options' => $this->getOptionsOOUI(),
'value' => $value[1],
];
$allowedParams = [
'tabindex',
'disabled',
];
$dropdownInputAttribs += \OOUI\Element::configFromHtmlAttributes(
$this->getAttributes( $allowedParams )
);
$disabled = false;
if ( isset( $this->mParams[ 'disabled' ] ) && $this->mParams[ 'disabled' ] ) {
$disabled = true;
}
$inputClasses = [ self::FIELD_CLASS ];
if ( $this->mClass !== '' ) {
$inputClasses = array_merge( $inputClasses, explode( ' ', $this->mClass ) );
}
return $this->getInputWidget( [
'id' => $this->mID,
'disabled' => $disabled,
'textinput' => $textAttribs,
'dropdowninput' => $dropdownInputAttribs,
'or' => false,
'required' => $this->mParams[ 'required' ] ?? false,
'classes' => $inputClasses,
'data' => [
'maxlengthUnit' => $this->mParams['maxlength-unit'] ?? 'bytes'
],
] );
}
/**
* @stable to override
* @param array $params
* @return \MediaWiki\Widget\SelectWithInputWidget
*/
public function getInputWidget( $params ) {
return new SelectWithInputWidget( $params );
}
public function getInputCodex( $value, $hasErrors ) {
$select = parent::getInputCodex( $value[1], $hasErrors );
// Set up attributes for the text input.
$textInputAttribs = [
'size' => $this->getSize(),
'name' => $this->mName . '-other'
];
if ( isset( $this->mParams['maxlength-unit'] ) ) {
$textInputAttribs['data-mw-maxlength-unit'] = $this->mParams['maxlength-unit'];
}
$allowedParams = [
'required',
'autofocus',
'multiple',
'disabled',
'tabindex',
'maxlength', // gets dynamic with javascript, see mediawiki.htmlform.js
'maxlength-unit', // 'bytes' or 'codepoints', see mediawiki.htmlform.js
];
$textInputAttribs += $this->getAttributes( $allowedParams );
// Get text input HTML.
$textInput = HTMLTextField::buildCodexComponent(
$value[2],
$hasErrors,
'text',
$this->mName . '-other',
$textInputAttribs
);
// Set up the wrapper element and return the entire component.
$wrapperAttribs = [
'id' => $this->mID,
'class' => [ self::FIELD_CLASS ]
];
if ( $this->mClass !== '' ) {
$wrapperAttribs['class'][] = $this->mClass;
}
return Html::rawElement(
'div',
$wrapperAttribs,
"$select<br />\n$textInput"
);
}
/**
* @inheritDoc
*/
public function getDefault() {
$default = parent::getDefault();
// Default values of empty form
$final = '';
$list = 'other';
$text = '';
if ( $default !== null ) {
$final = $default;
// Assume the default is a text value, with the 'other' option selected.
// Then check if that assumption is correct, and update $list and $text if not.
$text = $final;
foreach ( $this->mFlatOptions as $option ) {
$match = $option . $this->msg( 'colon-separator' )->inContentLanguage()->text();
if ( str_starts_with( $final, $match ) ) {
$list = $option;
$text = substr( $final, strlen( $match ) );
break;
}
}
}
return [ $final, $list, $text ];
}
/**
* @param WebRequest $request
*
* @return array ["<overall message>","<select value>","<text field value>"]
*/
public function loadDataFromRequest( $request ) {
if ( $request->getCheck( $this->mName ) ) {
$list = $request->getText( $this->mName );
$text = $request->getText( $this->mName . '-other' );
// Should be built the same as in mediawiki.htmlform.js
if ( $list == 'other' ) {
$final = $text;
} elseif ( !in_array( $list, $this->mFlatOptions, true ) ) {
# User has spoofed the select form to give an option which wasn't
# in the original offer. Sulk...
$final = $text;
} elseif ( $text == '' ) {
$final = $list;
} else {
$final = $list . $this->msg( 'colon-separator' )->inContentLanguage()->text() . $text;
}
return [ $final, $list, $text ];
}
return $this->getDefault();
}
public function getSize() {
return $this->mParams['size'] ?? 45;
}
public function validate( $value, $alldata ) {
# HTMLSelectField forces $value to be one of the options in the select
# field, which is not useful here. But we do want the validation further up
# the chain
$p = parent::validate( $value[1], $alldata );
if ( $p !== true ) {
return $p;
}
if ( isset( $this->mParams['required'] )
&& $this->mParams['required'] !== false
&& $value[0] === ''
) {
return $this->msg( 'htmlform-required' );
}
return true;
}
}
/** @deprecated class alias since 1.42 */
class_alias( HTMLSelectAndOtherField::class, 'HTMLSelectAndOtherField' );