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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\Search\SearchWidgets; |
| 4 | |
| 5 | use ILanguageConverter; |
| 6 | use MediaWiki\Config\ServiceOptions; |
| 7 | use MediaWiki\HookContainer\HookContainer; |
| 8 | use MediaWiki\HookContainer\HookRunner; |
| 9 | use MediaWiki\Html\Html; |
| 10 | use MediaWiki\MainConfigNames; |
| 11 | use MediaWiki\Specials\SpecialSearch; |
| 12 | use MediaWiki\Title\NamespaceInfo; |
| 13 | use MediaWiki\Widget\SearchInputWidget; |
| 14 | use OOUI\ActionFieldLayout; |
| 15 | use OOUI\ButtonInputWidget; |
| 16 | use OOUI\CheckboxInputWidget; |
| 17 | use OOUI\FieldLayout; |
| 18 | use SearchEngineConfig; |
| 19 | use Xml; |
| 20 | |
| 21 | class SearchFormWidget { |
| 22 | /** @internal For use by SpecialSearch only */ |
| 23 | public const CONSTRUCTOR_OPTIONS = [ |
| 24 | MainConfigNames::CapitalLinks, |
| 25 | ]; |
| 26 | private ServiceOptions $options; |
| 27 | /** @var SpecialSearch */ |
| 28 | protected $specialSearch; |
| 29 | /** @var SearchEngineConfig */ |
| 30 | protected $searchConfig; |
| 31 | /** @var array */ |
| 32 | protected $profiles; |
| 33 | /** @var HookContainer */ |
| 34 | private $hookContainer; |
| 35 | /** @var HookRunner */ |
| 36 | private $hookRunner; |
| 37 | /** @var ILanguageConverter */ |
| 38 | private $languageConverter; |
| 39 | /** @var NamespaceInfo */ |
| 40 | private $namespaceInfo; |
| 41 | |
| 42 | /** |
| 43 | * @param ServiceOptions $options |
| 44 | * @param SpecialSearch $specialSearch |
| 45 | * @param SearchEngineConfig $searchConfig |
| 46 | * @param HookContainer $hookContainer |
| 47 | * @param ILanguageConverter $languageConverter |
| 48 | * @param NamespaceInfo $namespaceInfo |
| 49 | * @param array $profiles |
| 50 | */ |
| 51 | public function __construct( |
| 52 | ServiceOptions $options, |
| 53 | SpecialSearch $specialSearch, |
| 54 | SearchEngineConfig $searchConfig, |
| 55 | HookContainer $hookContainer, |
| 56 | ILanguageConverter $languageConverter, |
| 57 | NamespaceInfo $namespaceInfo, |
| 58 | array $profiles |
| 59 | ) { |
| 60 | $options->assertRequiredOptions( self::CONSTRUCTOR_OPTIONS ); |
| 61 | $this->options = $options; |
| 62 | $this->specialSearch = $specialSearch; |
| 63 | $this->searchConfig = $searchConfig; |
| 64 | $this->hookContainer = $hookContainer; |
| 65 | $this->hookRunner = new HookRunner( $hookContainer ); |
| 66 | $this->languageConverter = $languageConverter; |
| 67 | $this->namespaceInfo = $namespaceInfo; |
| 68 | $this->profiles = $profiles; |
| 69 | } |
| 70 | |
| 71 | /** |
| 72 | * @param string $profile The current search profile |
| 73 | * @param string $term The current search term |
| 74 | * @param int $numResults The number of results shown |
| 75 | * @param int $totalResults The total estimated results found |
| 76 | * @param int $offset Current offset in search results |
| 77 | * @param bool $isPowerSearch Is the 'advanced' section open? |
| 78 | * @param array $options Widget options |
| 79 | * @return string HTML |
| 80 | */ |
| 81 | public function render( |
| 82 | $profile, |
| 83 | $term, |
| 84 | $numResults, |
| 85 | $totalResults, |
| 86 | $offset, |
| 87 | $isPowerSearch, |
| 88 | array $options = [] |
| 89 | ) { |
| 90 | $user = $this->specialSearch->getUser(); |
| 91 | |
| 92 | $form = Xml::openElement( |
| 93 | 'form', |
| 94 | [ |
| 95 | 'id' => $isPowerSearch ? 'powersearch' : 'search', |
| 96 | // T151903: default to POST in case JS is disabled |
| 97 | 'method' => ( $isPowerSearch && $user->isRegistered() ) ? 'post' : 'get', |
| 98 | 'action' => wfScript(), |
| 99 | ] |
| 100 | ) . |
| 101 | Html::rawElement( |
| 102 | 'div', |
| 103 | [ 'id' => 'mw-search-top-table' ], |
| 104 | $this->shortDialogHtml( $profile, $term, $numResults, $totalResults, $offset, $options ) |
| 105 | ) . |
| 106 | Html::rawElement( 'div', [ 'class' => 'mw-search-visualclear' ] ) . |
| 107 | Html::rawElement( |
| 108 | 'div', |
| 109 | [ 'class' => 'mw-search-profile-tabs' ], |
| 110 | $this->profileTabsHtml( $profile, $term ) . |
| 111 | Html::rawElement( 'div', [ 'style' => 'clear:both' ] ) |
| 112 | ) . |
| 113 | $this->optionsHtml( $term, $isPowerSearch, $profile ) . |
| 114 | Xml::closeElement( 'form' ); |
| 115 | |
| 116 | return Html::rawElement( 'div', [ 'class' => 'mw-search-form-wrapper' ], $form ); |
| 117 | } |
| 118 | |
| 119 | /** |
| 120 | * @param string $profile The current search profile |
| 121 | * @param string $term The current search term |
| 122 | * @param int $numResults The number of results shown |
| 123 | * @param int $totalResults The total estimated results found |
| 124 | * @param int $offset Current offset in search results |
| 125 | * @param array $options Widget options |
| 126 | * @return string HTML |
| 127 | */ |
| 128 | protected function shortDialogHtml( |
| 129 | $profile, |
| 130 | $term, |
| 131 | $numResults, |
| 132 | $totalResults, |
| 133 | $offset, |
| 134 | array $options = [] |
| 135 | ) { |
| 136 | $autoCapHint = $this->options->get( MainConfigNames::CapitalLinks ); |
| 137 | |
| 138 | $searchWidget = new SearchInputWidget( $options + [ |
| 139 | 'id' => 'searchText', |
| 140 | 'name' => 'search', |
| 141 | 'autofocus' => trim( $term ) === '', |
| 142 | 'title' => $this->specialSearch->msg( 'searchsuggest-search' )->text(), |
| 143 | 'value' => $term, |
| 144 | 'dataLocation' => 'content', |
| 145 | 'infusable' => true, |
| 146 | 'autocapitalize' => $autoCapHint ? 'sentences' : 'none', |
| 147 | ] ); |
| 148 | |
| 149 | $html = new ActionFieldLayout( $searchWidget, new ButtonInputWidget( [ |
| 150 | 'type' => 'submit', |
| 151 | 'label' => $this->specialSearch->msg( 'searchbutton' )->text(), |
| 152 | 'flags' => [ 'progressive', 'primary' ], |
| 153 | ] ), [ |
| 154 | 'align' => 'top', |
| 155 | ] ); |
| 156 | |
| 157 | if ( $this->specialSearch->getPrefix() !== '' ) { |
| 158 | $html .= Html::hidden( 'prefix', $this->specialSearch->getPrefix() ); |
| 159 | } |
| 160 | |
| 161 | if ( $totalResults > 0 && $offset < $totalResults ) { |
| 162 | $html .= Xml::tags( |
| 163 | 'div', |
| 164 | [ |
| 165 | 'class' => 'results-info', |
| 166 | 'data-mw-num-results-offset' => $offset, |
| 167 | 'data-mw-num-results-total' => $totalResults |
| 168 | ], |
| 169 | $this->specialSearch->msg( 'search-showingresults' ) |
| 170 | ->numParams( $offset + 1, $offset + $numResults, $totalResults ) |
| 171 | ->numParams( $numResults ) |
| 172 | ->parse() |
| 173 | ); |
| 174 | } |
| 175 | |
| 176 | $html .= |
| 177 | Html::hidden( 'title', $this->specialSearch->getPageTitle()->getPrefixedText() ) . |
| 178 | Html::hidden( 'profile', $profile ) . |
| 179 | Html::hidden( 'fulltext', '1' ); |
| 180 | |
| 181 | return $html; |
| 182 | } |
| 183 | |
| 184 | /** |
| 185 | * Generates HTML for the list of available search profiles. |
| 186 | * |
| 187 | * @param string $profile The currently selected profile |
| 188 | * @param string $term The user provided search terms |
| 189 | * @return string HTML |
| 190 | */ |
| 191 | protected function profileTabsHtml( $profile, $term ) { |
| 192 | $bareterm = $this->startsWithImage( $term ) |
| 193 | ? substr( $term, strpos( $term, ':' ) + 1 ) |
| 194 | : $term; |
| 195 | $lang = $this->specialSearch->getLanguage(); |
| 196 | $items = []; |
| 197 | foreach ( $this->profiles as $id => $profileConfig ) { |
| 198 | $profileConfig['parameters']['profile'] = $id; |
| 199 | $tooltipParam = isset( $profileConfig['namespace-messages'] ) |
| 200 | ? $lang->commaList( $profileConfig['namespace-messages'] ) |
| 201 | : null; |
| 202 | $items[] = Xml::tags( |
| 203 | 'li', |
| 204 | [ 'class' => $profile === $id ? 'current' : 'normal' ], |
| 205 | $this->makeSearchLink( |
| 206 | $bareterm, |
| 207 | $this->specialSearch->msg( $profileConfig['message'] )->text(), |
| 208 | $this->specialSearch->msg( $profileConfig['tooltip'], $tooltipParam )->text(), |
| 209 | $profileConfig['parameters'] |
| 210 | ) |
| 211 | ); |
| 212 | } |
| 213 | |
| 214 | return Html::rawElement( |
| 215 | 'div', |
| 216 | [ 'class' => 'search-types' ], |
| 217 | Html::rawElement( 'ul', [], implode( '', $items ) ) |
| 218 | ); |
| 219 | } |
| 220 | |
| 221 | /** |
| 222 | * Check if query starts with image: prefix |
| 223 | * |
| 224 | * @param string $term The string to check |
| 225 | * @return bool |
| 226 | */ |
| 227 | protected function startsWithImage( $term ) { |
| 228 | $parts = explode( ':', $term ); |
| 229 | return count( $parts ) > 1 |
| 230 | && $this->specialSearch->getContentLanguage()->getNsIndex( $parts[0] ) === NS_FILE; |
| 231 | } |
| 232 | |
| 233 | /** |
| 234 | * Make a search link with some target namespaces |
| 235 | * |
| 236 | * @param string $term The term to search for |
| 237 | * @param string $label Link's text |
| 238 | * @param string $tooltip Link's tooltip |
| 239 | * @param array $params Query string parameters |
| 240 | * @return string HTML fragment |
| 241 | */ |
| 242 | protected function makeSearchLink( $term, $label, $tooltip, array $params = [] ) { |
| 243 | $params += [ |
| 244 | 'search' => $term, |
| 245 | 'fulltext' => 1, |
| 246 | ]; |
| 247 | |
| 248 | return Xml::element( |
| 249 | 'a', |
| 250 | [ |
| 251 | 'href' => $this->specialSearch->getPageTitle()->getLocalURL( $params ), |
| 252 | 'title' => $tooltip, |
| 253 | ], |
| 254 | $label |
| 255 | ); |
| 256 | } |
| 257 | |
| 258 | /** |
| 259 | * Generates HTML for advanced options available with the currently |
| 260 | * selected search profile. |
| 261 | * |
| 262 | * @param string $term User provided search term |
| 263 | * @param bool $isPowerSearch Is the advanced search profile enabled? |
| 264 | * @param string $profile The current search profile |
| 265 | * @return string HTML |
| 266 | */ |
| 267 | protected function optionsHtml( $term, $isPowerSearch, $profile ) { |
| 268 | if ( $isPowerSearch ) { |
| 269 | $html = $this->powerSearchBox( $term, [] ); |
| 270 | } else { |
| 271 | $html = ''; |
| 272 | $this->getHookRunner()->onSpecialSearchProfileForm( |
| 273 | $this->specialSearch, $html, $profile, $term, [] |
| 274 | ); |
| 275 | } |
| 276 | |
| 277 | return $html; |
| 278 | } |
| 279 | |
| 280 | /** |
| 281 | * @param string $term The current search term |
| 282 | * @param array $opts Additional key/value pairs that will be submitted |
| 283 | * with the generated form. |
| 284 | * @return string HTML |
| 285 | */ |
| 286 | protected function powerSearchBox( $term, array $opts ) { |
| 287 | $namespaceTables = |
| 288 | [ 'namespaceTables' => $this->createCheckboxesForEverySearchableNamespace() ]; |
| 289 | $this->getHookRunner()->onSpecialSearchPowerBox( $namespaceTables, $term, $opts ); |
| 290 | |
| 291 | $outputHtml = ''; |
| 292 | $outputHtml .= $this->createSearchBoxHeadHtml(); |
| 293 | $outputHtml .= $this->searchFilterSeparatorHtml(); |
| 294 | $outputHtml .= implode( $this->searchFilterSeparatorHtml(), $namespaceTables ); |
| 295 | $outputHtml .= $this->createHiddenOptsHtml( $opts ); |
| 296 | |
| 297 | // Stuff to feed SpecialSearch::saveNamespaces() |
| 298 | if ( $this->specialSearch->getUser()->isRegistered() ) { |
| 299 | $outputHtml .= $this->searchFilterSeparatorHtml(); |
| 300 | $outputHtml .= $this->createPowerSearchRememberCheckBoxHtml(); |
| 301 | } |
| 302 | |
| 303 | return Html::rawElement( 'fieldset', [ 'id' => 'mw-searchoptions' ], $outputHtml ); |
| 304 | } |
| 305 | |
| 306 | /** |
| 307 | * @return HookContainer |
| 308 | * @since 1.35 |
| 309 | */ |
| 310 | protected function getHookContainer() { |
| 311 | return $this->hookContainer; |
| 312 | } |
| 313 | |
| 314 | /** |
| 315 | * @return HookRunner |
| 316 | * @since 1.35 |
| 317 | * @internal This is for use by core only. Hook interfaces may be removed |
| 318 | * without notice. |
| 319 | */ |
| 320 | protected function getHookRunner() { |
| 321 | return $this->hookRunner; |
| 322 | } |
| 323 | |
| 324 | private function searchFilterSeparatorHtml(): string { |
| 325 | return Html::rawElement( 'div', [ 'class' => 'divider' ], '' ); |
| 326 | } |
| 327 | |
| 328 | private function createPowerSearchRememberCheckBoxHtml(): string { |
| 329 | return new FieldLayout( |
| 330 | new CheckboxInputWidget( [ |
| 331 | 'name' => 'nsRemember', |
| 332 | 'selected' => false, |
| 333 | 'inputId' => 'mw-search-powersearch-remember', |
| 334 | // The token goes here rather than in a hidden field so it |
| 335 | // is only sent when necessary (not every form submission) |
| 336 | 'value' => $this->specialSearch->getContext()->getCsrfTokenSet() |
| 337 | ->getToken( 'searchnamespace' ) |
| 338 | ] ), |
| 339 | [ |
| 340 | 'label' => $this->specialSearch->msg( 'powersearch-remember' )->text(), |
| 341 | 'align' => 'inline' |
| 342 | ] |
| 343 | ); |
| 344 | } |
| 345 | |
| 346 | private function createNamespaceToggleBoxHtml(): string { |
| 347 | $toggleBoxContents = ""; |
| 348 | $toggleBoxContents .= Html::rawElement( 'label', [], |
| 349 | $this->specialSearch->msg( 'powersearch-togglelabel' )->escaped() ); |
| 350 | $toggleBoxContents .= Html::rawElement( 'input', [ |
| 351 | 'type' => 'button', |
| 352 | 'id' => 'mw-search-toggleall', |
| 353 | 'value' => $this->specialSearch->msg( 'powersearch-toggleall' )->text(), |
| 354 | ] ); |
| 355 | $toggleBoxContents .= Html::rawElement( 'input', [ |
| 356 | 'type' => 'button', |
| 357 | 'id' => 'mw-search-togglenone', |
| 358 | 'value' => $this->specialSearch->msg( 'powersearch-togglenone' )->text(), |
| 359 | ] ); |
| 360 | |
| 361 | // Handled by JavaScript if available |
| 362 | return Html::rawElement( 'div', [ 'id' => 'mw-search-togglebox' ], $toggleBoxContents ); |
| 363 | } |
| 364 | |
| 365 | private function createSearchBoxHeadHtml(): string { |
| 366 | return Html::rawElement( 'legend', [], |
| 367 | $this->specialSearch->msg( 'powersearch-legend' )->escaped() ) . |
| 368 | Html::rawElement( 'h4', [], $this->specialSearch->msg( 'powersearch-ns' )->parse() ) . |
| 369 | $this->createNamespaceToggleBoxHtml(); |
| 370 | } |
| 371 | |
| 372 | private function createNamespaceCheckbox( int $namespace, array $activeNamespaces ): string { |
| 373 | $namespaceDisplayName = $this->getNamespaceDisplayName( $namespace ); |
| 374 | |
| 375 | return new FieldLayout( |
| 376 | new CheckboxInputWidget( [ |
| 377 | 'name' => "ns{$namespace}", |
| 378 | 'selected' => in_array( $namespace, $activeNamespaces ), |
| 379 | 'inputId' => "mw-search-ns{$namespace}", |
| 380 | 'value' => '1' |
| 381 | ] ), |
| 382 | [ |
| 383 | 'label' => $namespaceDisplayName, |
| 384 | 'align' => 'inline' |
| 385 | ] |
| 386 | ); |
| 387 | } |
| 388 | |
| 389 | private function getNamespaceDisplayName( int $namespace ): string { |
| 390 | $name = $this->languageConverter->convertNamespace( $namespace ); |
| 391 | if ( $name === '' ) { |
| 392 | $name = $this->specialSearch->msg( 'blanknamespace' )->text(); |
| 393 | } |
| 394 | |
| 395 | return $name; |
| 396 | } |
| 397 | |
| 398 | private function createCheckboxesForEverySearchableNamespace(): string { |
| 399 | $rows = []; |
| 400 | $activeNamespaces = $this->specialSearch->getNamespaces(); |
| 401 | foreach ( $this->searchConfig->searchableNamespaces() as $namespace => $name ) { |
| 402 | $subject = $this->namespaceInfo->getSubject( $namespace ); |
| 403 | if ( !isset( $rows[$subject] ) ) { |
| 404 | $rows[$subject] = ""; |
| 405 | } |
| 406 | |
| 407 | $rows[$subject] .= $this->createNamespaceCheckbox( $namespace, $activeNamespaces ); |
| 408 | } |
| 409 | |
| 410 | $namespaceTables = []; |
| 411 | foreach ( array_chunk( $rows, 4 ) as $chunk ) { |
| 412 | $namespaceTables[] = implode( '', $chunk ); |
| 413 | } |
| 414 | |
| 415 | return '<div class="checkbox-container">' . |
| 416 | implode( '</div><div class="checkbox-container">', $namespaceTables ) . '</div>'; |
| 417 | } |
| 418 | |
| 419 | private function createHiddenOptsHtml( array $opts ): string { |
| 420 | $hidden = ''; |
| 421 | foreach ( $opts as $key => $value ) { |
| 422 | $hidden .= Html::hidden( $key, $value ); |
| 423 | } |
| 424 | |
| 425 | return $hidden; |
| 426 | } |
| 427 | } |