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<?php
/**
* 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.
* @todo FIXME: If made 'required', only the text field should be compulsory.
*/
class HTMLSelectAndOtherField extends HTMLSelectField {
function __construct( $params ) {
if ( array_key_exists( 'other', $params ) ) {
// Do nothing
} elseif ( array_key_exists( 'other-message', $params ) ) {
$params['other'] = wfMessage( $params['other-message'] )->plain();
} else {
$params['other'] = wfMessage( 'htmlform-selectorother-other' )->plain();
}
parent::__construct( $params );
if ( $this->getOptions() === null ) {
// Sulk
throw new MWException( 'HTMLSelectAndOtherField called without any options' );
}
if ( !in_array( 'other', $this->mOptions, true ) ) {
// Have 'other' always as first element
$this->mOptions = array( $params['other'] => 'other' ) + $this->mOptions;
}
$this->mFlatOptions = self::flattenOptions( $this->getOptions() );
}
function getInputHTML( $value ) {
$select = parent::getInputHTML( $value[1] );
$textAttribs = array(
'id' => $this->mID . '-other',
'size' => $this->getSize(),
'class' => array( 'mw-htmlform-select-and-other-field' ),
'data-id-select' => $this->mID,
);
if ( $this->mClass !== '' ) {
$textAttribs['class'][] = $this->mClass;
}
$allowedParams = array(
'required',
'autofocus',
'multiple',
'disabled',
'tabindex',
'maxlength', // gets dynamic with javascript, see mediawiki.htmlform.js
);
$textAttribs += $this->getAttributes( $allowedParams );
$textbox = Html::input( $this->mName . '-other', $value[2], 'text', $textAttribs );
return "$select<br />\n$textbox";
}
/**
* @param WebRequest $request
*
* @return array("<overall message>","<select value>","<text field value>")
*/
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;
}
} else {
$final = $this->getDefault();
$list = 'other';
$text = $final;
foreach ( $this->mFlatOptions as $option ) {
$match = $option . $this->msg( 'colon-separator' )->inContentLanguage()->text();
if ( strpos( $text, $match ) === 0 ) {
$list = $option;
$text = substr( $text, strlen( $match ) );
break;
}
}
}
return array( $final, $list, $text );
}
function getSize() {
return isset( $this->mParams['size'] ) ? $this->mParams['size'] : 45;
}
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[1] === ''
) {
return $this->msg( 'htmlform-required' )->parse();
}
return true;
}
}
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