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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\HTMLForm; |
| 4 | |
| 5 | /** |
| 6 | * HTML form generation and submission handling, OOUI style. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License along |
| 19 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 20 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 21 | * http://www.gnu.org/copyleft/gpl.html |
| 22 | * |
| 23 | * @file |
| 24 | */ |
| 25 | |
| 26 | use DomainException; |
| 27 | use MediaWiki\Html\Html; |
| 28 | use MediaWiki\Linker\Linker; |
| 29 | use MediaWiki\Parser\Sanitizer; |
| 30 | use MediaWiki\Status\Status; |
| 31 | |
| 32 | /** |
| 33 | * Compact stacked vertical format for forms, implemented using OOUI widgets. |
| 34 | * |
| 35 | * @stable to extend |
| 36 | */ |
| 37 | class OOUIHTMLForm extends HTMLForm { |
| 38 | private $oouiErrors; |
| 39 | private $oouiWarnings; |
| 40 | |
| 41 | /** |
| 42 | * @stable to call |
| 43 | * @inheritDoc |
| 44 | */ |
| 45 | public function __construct( $descriptor, $context = null, $messagePrefix = '' ) { |
| 46 | parent::__construct( $descriptor, $context, $messagePrefix ); |
| 47 | $this->getOutput()->enableOOUI(); |
| 48 | $this->getOutput()->addModuleStyles( 'mediawiki.htmlform.ooui.styles' ); |
| 49 | } |
| 50 | |
| 51 | protected $displayFormat = 'ooui'; |
| 52 | |
| 53 | public static function loadInputFromParameters( $fieldname, $descriptor, |
| 54 | HTMLForm $parent = null |
| 55 | ) { |
| 56 | $field = parent::loadInputFromParameters( $fieldname, $descriptor, $parent ); |
| 57 | $field->setShowEmptyLabel( false ); |
| 58 | return $field; |
| 59 | } |
| 60 | |
| 61 | public function getButtons() { |
| 62 | $buttons = ''; |
| 63 | |
| 64 | if ( $this->mShowSubmit ) { |
| 65 | $attribs = [ |
| 66 | 'infusable' => true, |
| 67 | 'classes' => [ 'mw-htmlform-submit' ], |
| 68 | 'type' => 'submit', |
| 69 | 'label' => $this->getSubmitText(), |
| 70 | 'value' => $this->getSubmitText(), |
| 71 | 'flags' => $this->mSubmitFlags, |
| 72 | ]; |
| 73 | |
| 74 | if ( isset( $this->mSubmitID ) ) { |
| 75 | $attribs['id'] = $this->mSubmitID; |
| 76 | } |
| 77 | |
| 78 | if ( isset( $this->mSubmitName ) ) { |
| 79 | $attribs['name'] = $this->mSubmitName; |
| 80 | } |
| 81 | |
| 82 | if ( isset( $this->mSubmitTooltip ) ) { |
| 83 | $attribs += [ |
| 84 | 'title' => Linker::titleAttrib( $this->mSubmitTooltip ), |
| 85 | 'accessKey' => Linker::accesskey( $this->mSubmitTooltip ), |
| 86 | ]; |
| 87 | } |
| 88 | |
| 89 | $buttons .= new \OOUI\ButtonInputWidget( $attribs ); |
| 90 | } |
| 91 | |
| 92 | if ( $this->mShowCancel ) { |
| 93 | $buttons .= new \OOUI\ButtonWidget( [ |
| 94 | 'label' => $this->msg( 'cancel' )->text(), |
| 95 | 'href' => $this->getCancelTargetURL(), |
| 96 | ] ); |
| 97 | } |
| 98 | |
| 99 | foreach ( $this->mButtons as $button ) { |
| 100 | $attrs = []; |
| 101 | |
| 102 | // @phan-suppress-next-line PhanTypePossiblyInvalidDimOffset Always set in HTMLForm::addButton |
| 103 | if ( $button['attribs'] ) { |
| 104 | // @phan-suppress-next-line PhanTypePossiblyInvalidDimOffset Always set in HTMLForm::addButton |
| 105 | $attrs += $button['attribs']; |
| 106 | } |
| 107 | |
| 108 | if ( isset( $button['id'] ) ) { |
| 109 | $attrs['id'] = $button['id']; |
| 110 | } |
| 111 | |
| 112 | if ( isset( $button['label-message'] ) ) { |
| 113 | $label = new \OOUI\HtmlSnippet( $this->getMessage( $button['label-message'] )->parse() ); |
| 114 | } elseif ( isset( $button['label'] ) ) { |
| 115 | $label = $button['label']; |
| 116 | } elseif ( isset( $button['label-raw'] ) ) { |
| 117 | $label = new \OOUI\HtmlSnippet( $button['label-raw'] ); |
| 118 | } else { |
| 119 | $label = $button['value']; |
| 120 | } |
| 121 | |
| 122 | $attrs['classes'] = isset( $attrs['class'] ) ? (array)$attrs['class'] : []; |
| 123 | |
| 124 | $buttons .= new \OOUI\ButtonInputWidget( [ |
| 125 | 'type' => 'submit', |
| 126 | 'name' => $button['name'], |
| 127 | 'value' => $button['value'], |
| 128 | 'label' => $label, |
| 129 | // @phan-suppress-next-line PhanTypePossiblyInvalidDimOffset Always set in HTMLForm::addButton |
| 130 | 'flags' => $button['flags'], |
| 131 | // @phan-suppress-next-line PhanTypePossiblyInvalidDimOffset Always set in HTMLForm::addButton |
| 132 | 'framed' => $button['framed'], |
| 133 | ] + $attrs ); |
| 134 | } |
| 135 | |
| 136 | if ( !$buttons ) { |
| 137 | return ''; |
| 138 | } |
| 139 | |
| 140 | return Html::rawElement( 'div', |
| 141 | [ 'class' => 'mw-htmlform-submit-buttons' ], "\n$buttons" ) . "\n"; |
| 142 | } |
| 143 | |
| 144 | /** |
| 145 | * @inheritDoc |
| 146 | * @return \OOUI\PanelLayout |
| 147 | */ |
| 148 | protected function wrapFieldSetSection( $legend, $section, $attributes, $isRoot ) { |
| 149 | // to get a user visible effect, wrap the fieldset into a framed panel layout |
| 150 | $layout = new \OOUI\PanelLayout( [ |
| 151 | 'expanded' => false, |
| 152 | 'padded' => true, |
| 153 | 'framed' => true, |
| 154 | ] ); |
| 155 | |
| 156 | $layout->appendContent( |
| 157 | new \OOUI\FieldsetLayout( [ |
| 158 | 'label' => $legend, |
| 159 | 'items' => [ |
| 160 | new \OOUI\Widget( [ |
| 161 | 'content' => new \OOUI\HtmlSnippet( $section ) |
| 162 | ] ), |
| 163 | ], |
| 164 | ] + $attributes ) |
| 165 | ); |
| 166 | return $layout; |
| 167 | } |
| 168 | |
| 169 | /** |
| 170 | * @inheritDoc |
| 171 | * @return \OOUI\FieldLayout HTML |
| 172 | */ |
| 173 | protected function formatField( HTMLFormField $field, $value ) { |
| 174 | return $field->getOOUI( $value ); |
| 175 | } |
| 176 | |
| 177 | /** |
| 178 | * Put a form section together from the individual fields' HTML, merging it and wrapping. |
| 179 | * @param \OOUI\FieldLayout[] $fieldsHtml Array of outputs from formatField() |
| 180 | * @param string $sectionName |
| 181 | * @param bool $anyFieldHasLabel Unused |
| 182 | * @return string HTML |
| 183 | */ |
| 184 | protected function formatSection( array $fieldsHtml, $sectionName, $anyFieldHasLabel ) { |
| 185 | if ( !$fieldsHtml ) { |
| 186 | // Do not generate any wrappers for empty sections. Sections may be empty if they only have |
| 187 | // subsections, but no fields. A legend will still be added in wrapFieldSetSection(). |
| 188 | return ''; |
| 189 | } |
| 190 | |
| 191 | $html = implode( '', $fieldsHtml ); |
| 192 | |
| 193 | if ( $sectionName ) { |
| 194 | return Html::rawElement( |
| 195 | 'div', |
| 196 | [ 'id' => Sanitizer::escapeIdForAttribute( $sectionName ) ], |
| 197 | $html |
| 198 | ); |
| 199 | } |
| 200 | return $html; |
| 201 | } |
| 202 | |
| 203 | /** |
| 204 | * @param string|array|Status $elements |
| 205 | * @param string $elementsType |
| 206 | * @return string |
| 207 | */ |
| 208 | public function getErrorsOrWarnings( $elements, $elementsType ) { |
| 209 | if ( $elements === '' ) { |
| 210 | return ''; |
| 211 | } |
| 212 | |
| 213 | if ( !in_array( $elementsType, [ 'error', 'warning' ], true ) ) { |
| 214 | throw new DomainException( $elementsType . ' is not a valid type.' ); |
| 215 | } |
| 216 | $errors = []; |
| 217 | if ( $elements instanceof Status ) { |
| 218 | if ( !$elements->isGood() ) { |
| 219 | foreach ( $elements->getMessages( $elementsType ) as $msg ) { |
| 220 | $errors[] = $this->getMessage( $msg )->parse(); |
| 221 | } |
| 222 | } |
| 223 | } elseif ( $elementsType === 'error' ) { |
| 224 | if ( is_array( $elements ) ) { |
| 225 | foreach ( $elements as $error ) { |
| 226 | $errors[] = $this->getMessage( $error )->parse(); |
| 227 | } |
| 228 | } elseif ( $elements && $elements !== true ) { |
| 229 | $errors[] = (string)$elements; |
| 230 | } |
| 231 | } |
| 232 | |
| 233 | foreach ( $errors as &$error ) { |
| 234 | $error = new \OOUI\HtmlSnippet( $error ); |
| 235 | } |
| 236 | |
| 237 | // Used in formatFormHeader() |
| 238 | if ( $elementsType === 'error' ) { |
| 239 | $this->oouiErrors = $errors; |
| 240 | } else { |
| 241 | $this->oouiWarnings = $errors; |
| 242 | } |
| 243 | return ''; |
| 244 | } |
| 245 | |
| 246 | public function getHeaderHtml( $section = null ) { |
| 247 | if ( $section === null ) { |
| 248 | // We handle $this->mHeader elsewhere, in getBody() |
| 249 | return ''; |
| 250 | } else { |
| 251 | return parent::getHeaderHtml( $section ); |
| 252 | } |
| 253 | } |
| 254 | |
| 255 | protected function formatFormHeader() { |
| 256 | if ( !( $this->mHeader || $this->oouiErrors || $this->oouiWarnings ) ) { |
| 257 | return ''; |
| 258 | } |
| 259 | $classes = [ |
| 260 | 'mw-htmlform-ooui-header', |
| 261 | ...$this->oouiErrors ? [ 'mw-htmlform-ooui-header-errors' ] : [], |
| 262 | ...$this->oouiWarnings ? [ 'mw-htmlform-ooui-header-warnings' ] : [], |
| 263 | ]; |
| 264 | // if there's no header, don't create an (empty) LabelWidget, simply use a placeholder |
| 265 | if ( $this->mHeader ) { |
| 266 | $element = new \OOUI\LabelWidget( [ 'label' => new \OOUI\HtmlSnippet( $this->mHeader ) ] ); |
| 267 | } else { |
| 268 | $element = new \OOUI\Widget( [] ); |
| 269 | } |
| 270 | return new \OOUI\FieldLayout( |
| 271 | $element, |
| 272 | [ |
| 273 | 'align' => 'top', |
| 274 | 'errors' => $this->oouiErrors, |
| 275 | 'notices' => $this->oouiWarnings, |
| 276 | 'classes' => $classes, |
| 277 | ] |
| 278 | ); |
| 279 | } |
| 280 | |
| 281 | public function getBody() { |
| 282 | return $this->formatFormHeader() . parent::getBody(); |
| 283 | } |
| 284 | |
| 285 | public function wrapForm( $html ) { |
| 286 | if ( is_string( $this->mWrapperLegend ) ) { |
| 287 | $phpClass = $this->mCollapsible ? CollapsibleFieldsetLayout::class : \OOUI\FieldsetLayout::class; |
| 288 | $content = new $phpClass( [ |
| 289 | 'label' => $this->mWrapperLegend, |
| 290 | 'collapsed' => $this->mCollapsed, |
| 291 | 'items' => [ |
| 292 | new \OOUI\Widget( [ |
| 293 | 'content' => new \OOUI\HtmlSnippet( $html ) |
| 294 | ] ), |
| 295 | ], |
| 296 | ] + \OOUI\Element::configFromHtmlAttributes( $this->mWrapperAttributes ) ); |
| 297 | } else { |
| 298 | $content = new \OOUI\HtmlSnippet( $html ); |
| 299 | } |
| 300 | |
| 301 | $form = new \OOUI\FormLayout( $this->getFormAttributes() + [ |
| 302 | 'classes' => [ 'mw-htmlform', 'mw-htmlform-ooui' ], |
| 303 | 'content' => $content, |
| 304 | ] ); |
| 305 | |
| 306 | // Include a wrapper for style, if requested. |
| 307 | $form = new \OOUI\PanelLayout( [ |
| 308 | 'classes' => [ 'mw-htmlform-ooui-wrapper' ], |
| 309 | 'expanded' => false, |
| 310 | 'padded' => $this->mWrapperLegend !== false, |
| 311 | 'framed' => $this->mWrapperLegend !== false, |
| 312 | 'content' => $form, |
| 313 | ] ); |
| 314 | |
| 315 | return $form; |
| 316 | } |
| 317 | } |
| 318 | |
| 319 | /** @deprecated class alias since 1.42 */ |
| 320 | class_alias( OOUIHTMLForm::class, 'OOUIHTMLForm' ); |