includes/widget/search/SearchFormWidget.php

   1 <?php
   2
   3 namespace MediaWiki\Widget\Search;
   4
   5 use Hooks;
   6 use Html;
   7 use MediaWiki\Widget\SearchInputWidget;
   8 use MWNamespace;
   9 use SearchEngineConfig;
  10 use SpecialSearch;
  11 use Xml;
  12
  13 class SearchFormWidget {
  14         /** @var SpecialSearch */
  15         protected $specialSearch;
  16         /** @var SearchEngineConfig */
  17         protected $searchConfig;
  18         /** @var array */
  19         protected $profiles;
  20
  21         /**
  22          * @param SpecialSearch $specialSearch
  23          * @param SearchEngineConfig $searchConfig
  24          * @param array $profiles
  25          */
  26         public function __construct(
  27                 SpecialSearch $specialSearch,
  28                 SearchEngineConfig $searchConfig,
  29                 array $profiles
  30         ) {
  31                 $this->specialSearch = $specialSearch;
  32                 $this->searchConfig = $searchConfig;
  33                 $this->profiles = $profiles;
  34         }
  35
  36         /**
  37          * @param string $profile The current search profile
  38          * @param string $term The current search term
  39          * @param int $numResults The number of results shown
  40          * @param int $totalResults The total estimated results found
  41          * @param int $offset Current offset in search results
  42          * @param bool $isPowerSearch Is the 'advanced' section open?
  43          * @return string HTML
  44          */
  45         public function render(
  46                 $profile,
  47                 $term,
  48                 $numResults,
  49                 $totalResults,
  50                 $offset,
  51                 $isPowerSearch
  52         ) {
  53                 return Xml::openElement(
  54                                 'form',
  55                                 [
  56                                         'id' => $isPowerSearch ? 'powersearch' : 'search',
  57                                         'method' => 'get',
  58                                         'action' => wfScript(),
  59                                 ]
  60                         ) .
  61                                 '<div id="mw-search-top-table">' .
  62                                         $this->shortDialogHtml( $profile, $term, $numResults, $totalResults, $offset ) .
  63                                 '</div>' .
  64                                 "<div class='mw-search-visualclear'></div>" .
  65                                 "<div class='mw-search-profile-tabs'>" .
  66                                         $this->profileTabsHtml( $profile, $term ) .
  67                                         "<div style='clear:both'></div>" .
  68                                 "</div>" .
  69                                 $this->optionsHtml( $term, $isPowerSearch, $profile ) .
  70                         '</form>';
  71         }
  72
  73         /**
  74          * @param string $profile The current search profile
  75          * @param string $term The current search term
  76          * @param int $numResults The number of results shown
  77          * @param int $totalResults The total estimated results found
  78          * @param int $offset Current offset in search results
  79          * @return string HTML
  80          */
  81         protected function shortDialogHtml( $profile, $term, $numResults, $totalResults, $offset ) {
  82                 $html = '';
  83
  84                 $searchWidget = new SearchInputWidget( [
  85                         'id' => 'searchText',
  86                         'name' => 'search',
  87                         'autofocus' => trim( $term ) === '',
  88                         'value' => $term,
  89                         'dataLocation' => 'content',
  90                         'infusable' => true,
  91                 ] );
  92
  93                 $layout = new \OOUI\ActionFieldLayout( $searchWidget, new \OOUI\ButtonInputWidget( [
  94                         'type' => 'submit',
  95                         'label' => $this->specialSearch->msg( 'searchbutton' )->text(),
  96                         'flags' => [ 'progressive', 'primary' ],
  97                 ] ), [
  98                         'align' => 'top',
  99                 ] );
 100
 101                 $html .= $layout;
 102
 103                 if ( $totalResults > 0 && $offset < $totalResults ) {
 104                         $html .= Xml::tags(
 105                                 'div',
 106                                 [
 107                                         'class' => 'results-info',
 108                                         'data-mw-num-results-offset' => $offset,
 109                                         'data-mw-num-results-total' => $totalResults
 110                                 ],
 111                                 $this->specialSearch->msg( 'search-showingresults' )
 112                                         ->numParams( $offset + 1, $offset + $numResults, $totalResults )
 113                                         ->numParams( $numResults )
 114                                         ->parse()
 115                         );
 116                 }
 117
 118                 $html .=
 119                         Html::hidden( 'title', $this->specialSearch->getPageTitle()->getPrefixedText() ) .
 120                         Html::hidden( 'profile', $profile ) .
 121                         Html::hidden( 'fulltext', '1' );
 122
 123                 return $html;
 124         }
 125
 126         /**
 127          * Generates HTML for the list of available search profiles.
 128          *
 129          * @param string $profile The currently selected profile
 130          * @param string $term The user provided search terms
 131          * @return string HTML
 132          */
 133         protected function profileTabsHtml( $profile, $term ) {
 134                 $bareterm = $this->startsWithImage( $term )
 135                         ? substr( $term, strpos( $term, ':' ) + 1 )
 136                         : $term;
 137                 $lang = $this->specialSearch->getLanguage();
 138                 $items = [];
 139                 foreach ( $this->profiles as $id => $profileConfig ) {
 140                         $profileConfig['parameters']['profile'] = $id;
 141                         $tooltipParam = isset( $profileConfig['namespace-messages'] )
 142                                 ? $lang->commaList( $profileConfig['namespace-messages'] )
 143                                 : null;
 144                         $items[] = Xml::tags(
 145                                 'li',
 146                                 [ 'class' => $profile === $id ? 'current' : 'normal' ],
 147                                 $this->makeSearchLink(
 148                                         $bareterm,
 149                                         $this->specialSearch->msg( $profileConfig['message'] )->text(),
 150                                         $this->specialSearch->msg( $profileConfig['tooltip'], $tooltipParam )->text(),
 151                                         $profileConfig['parameters']
 152                                 )
 153                         );
 154                 }
 155
 156                 return "<div class='search-types'>" .
 157                         "<ul>" . implode( '', $items ) . "</ul>" .
 158                 "</div>";
 159         }
 160
 161         /**
 162          * Check if query starts with image: prefix
 163          *
 164          * @param string $term The string to check
 165          * @return bool
 166          */
 167         protected function startsWithImage( $term ) {
 168                 global $wgContLang;
 169
 170                 $parts = explode( ':', $term );
 171                 return count( $parts ) > 1
 172                         ? $wgContLang->getNsIndex( $parts[0] ) === NS_FILE
 173                         : false;
 174         }
 175
 176         /**
 177          * Make a search link with some target namespaces
 178          *
 179          * @param string $term The term to search for
 180          * @param string $label Link's text
 181          * @param string $tooltip Link's tooltip
 182          * @param array $params Query string parameters
 183          * @return string HTML fragment
 184          */
 185         protected function makeSearchLink( $term, $label, $tooltip, array $params = [] ) {
 186                 $params += [
 187                         'search' => $term,
 188                         'fulltext' => 1,
 189                 ];
 190
 191                 return Xml::element(
 192                         'a',
 193                         [
 194                                 'href' => $this->specialSearch->getPageTitle()->getLocalURL( $params ),
 195                                 'title' => $tooltip,
 196                         ],
 197                         $label
 198                 );
 199         }
 200
 201         /**
 202          * Generates HTML for advanced options available with the currently
 203          * selected search profile.
 204          *
 205          * @param string $term User provided search term
 206          * @param bool $isPowerSearch Is the advanced search profile enabled?
 207          * @param string $profile The current search profile
 208          * @return string HTML
 209          */
 210         protected function optionsHtml( $term, $isPowerSearch, $profile ) {
 211                 $html = '';
 212
 213                 if ( $isPowerSearch ) {
 214                         $html .= $this->powerSearchBox( $term, [] );
 215                 } else {
 216                         $form = '';
 217                         Hooks::run( 'SpecialSearchProfileForm', [
 218                                 $this->specialSearch, &$form, $profile, $term, []
 219                         ] );
 220                         $html .= $form;
 221                 }
 222
 223                 return $html;
 224         }
 225
 226         /**
 227          * @param string $term The current search term
 228          * @param array $opts Additional key/value pairs that will be submitted
 229          *  with the generated form.
 230          * @return string HTML
 231          */
 232         protected function powerSearchBox( $term, array $opts ) {
 233                 global $wgContLang;
 234
 235                 $rows = [];
 236                 $activeNamespaces = $this->specialSearch->getNamespaces();
 237                 foreach ( $this->searchConfig->searchableNamespaces() as $namespace => $name ) {
 238                         $subject = MWNamespace::getSubject( $namespace );
 239                         if ( !isset( $rows[$subject] ) ) {
 240                                 $rows[$subject] = "";
 241                         }
 242
 243                         $name = $wgContLang->getConverter()->convertNamespace( $namespace );
 244                         if ( $name === '' ) {
 245                                 $name = $this->specialSearch->msg( 'blanknamespace' )->text();
 246                         }
 247
 248                         $rows[$subject] .=
 249                                 '<td>' .
 250                                         Xml::checkLabel(
 251                                                 $name,
 252                                                 "ns{$namespace}",
 253                                                 "mw-search-ns{$namespace}",
 254                                                 in_array( $namespace, $activeNamespaces )
 255                                         ) .
 256                                 '</td>';
 257                 }
 258
 259                 // Lays out namespaces in multiple floating two-column tables so they'll
 260                 // be arranged nicely while still accomodating diferent screen widths
 261                 $tableRows = [];
 262                 foreach ( $rows as $row ) {
 263                         $tableRows[] = "<tr>{$row}</tr>";
 264                 }
 265                 $namespaceTables = [];
 266                 foreach ( array_chunk( $tableRows, 4 ) as $chunk ) {
 267                         $namespaceTables[] = implode( '', $chunk );
 268                 }
 269
 270                 $showSections = [
 271                         'namespaceTables' => "<table>" . implode( '</table><table>', $namespaceTables ) . '</table>',
 272                 ];
 273                 Hooks::run( 'SpecialSearchPowerBox', [ &$showSections, $term, $opts ] );
 274
 275                 $hidden = '';
 276                 foreach ( $opts as $key => $value ) {
 277                         $hidden .= Html::hidden( $key, $value );
 278                 }
 279
 280                 $divider = "<div class='divider'></div>";
 281
 282                 // Stuff to feed SpecialSearch::saveNamespaces()
 283                 $user = $this->specialSearch->getUser();
 284                 $remember = '';
 285                 if ( $user->isLoggedIn() ) {
 286                         $remember = $divider . Xml::checkLabel(
 287                                 $this->specialSearch->msg( 'powersearch-remember' )->text(),
 288                                 'nsRemember',
 289                                 'mw-search-powersearch-remember',
 290                                 false,
 291                                 // The token goes here rather than in a hidden field so it
 292                                 // is only sent when necessary (not every form submission)
 293                                 [ 'value' => $user->getEditToken(
 294                                         'searchnamespace',
 295                                         $this->specialSearch->getRequest()
 296                                 ) ]
 297                         );
 298                 }
 299
 300                 return "<fieldset id='mw-searchoptions'>" .
 301                         "<legend>" . $this->specialSearch->msg( 'powersearch-legend' )->escaped() . '</legend>' .
 302                         "<h4>" . $this->specialSearch->msg( 'powersearch-ns' )->parse() . '</h4>' .
 303                         // populated by js if available
 304                         "<div id='mw-search-togglebox'></div>" .
 305                         $divider .
 306                         implode(
 307                                 $divider,
 308                                 $showSections
 309                         ) .
 310                         $hidden .
 311                         $remember .
 312                 "</fieldset>";
 313         }
 314 }