- /**
- * @param string $term
- * @public
- */
- function showResults( $term ) {
- wfProfileIn( __METHOD__ );
- global $wgOut, $wgUser;
- $sk = $wgUser->getSkin();
-
- $search = SearchEngine::create();
- $search->setLimitOffset( $this->limit, $this->offset );
- $search->setNamespaces( $this->namespaces );
- $search->showRedirects = $this->searchRedirects;
- $search->prefix = $this->mPrefix;
- $term = $search->transformSearchTerm($term);
-
- $this->setupPage( $term );
-
- $rewritten = $search->replacePrefixes($term);
- $titleMatches = $search->searchTitle( $rewritten );
- $textMatches = $search->searchText( $rewritten );
-
- // did you mean... suggestions
- if($textMatches && $textMatches->hasSuggestion()){
- $st = SpecialPage::getTitleFor( 'Search' );
- $stParams = wfArrayToCGI( array(
- 'search' => $textMatches->getSuggestionQuery(),
- 'fulltext' => wfMsg('search')),
- $this->powerSearchOptions());
-
- $suggestLink = '<a href="'.$st->escapeLocalURL($stParams).'">'.
- $textMatches->getSuggestionSnippet().'</a>';
-
- $wgOut->addHTML('<div class="searchdidyoumean">'.wfMsg('search-suggest',$suggestLink).'</div>');
- }
-
- $wgOut->addWikiMsg( 'searchresulttext' );
-
- if( '' === trim( $term ) ) {
- // Empty query -- straight view of search form
- $wgOut->setSubtitle( '' );
- $wgOut->addHTML( $this->powerSearchBox( $term ) );
- $wgOut->addHTML( $this->powerSearchFocus() );
- wfProfileOut( __METHOD__ );
- return;
- }
-
- global $wgDisableTextSearch;
- if ( $wgDisableTextSearch ) {
- global $wgSearchForwardUrl;
- if( $wgSearchForwardUrl ) {
- $url = str_replace( '$1', urlencode( $term ), $wgSearchForwardUrl );
- $wgOut->redirect( $url );
- wfProfileOut( __METHOD__ );
- return;
- }
- global $wgInputEncoding;
- $wgOut->addHTML(
- Xml::openElement( 'fieldset' ) .
- Xml::element( 'legend', null, wfMsg( 'search-external' ) ) .
- Xml::element( 'p', array( 'class' => 'mw-searchdisabled' ), wfMsg( 'searchdisabled' ) ) .
- wfMsg( 'googlesearch',
- htmlspecialchars( $term ),
- htmlspecialchars( $wgInputEncoding ),
- htmlspecialchars( wfMsg( 'searchbutton' ) )
- ) .
- Xml::closeElement( 'fieldset' )
- );
- wfProfileOut( __METHOD__ );
- return;
- }
-
- $wgOut->addHTML( $this->shortDialog( $term ) );
-
- // Sometimes the search engine knows there are too many hits
- if ($titleMatches instanceof SearchResultTooMany) {
- $wgOut->addWikiText( '==' . wfMsg( 'toomanymatches' ) . "==\n" );
- $wgOut->addHTML( $this->powerSearchBox( $term ) );
- $wgOut->addHTML( $this->powerSearchFocus() );
- wfProfileOut( __METHOD__ );
- return;
- }
-
- // show number of results
- $num = ( $titleMatches ? $titleMatches->numRows() : 0 )
- + ( $textMatches ? $textMatches->numRows() : 0);
- $totalNum = 0;
- if($titleMatches && !is_null($titleMatches->getTotalHits()))
- $totalNum += $titleMatches->getTotalHits();
- if($textMatches && !is_null($textMatches->getTotalHits()))
- $totalNum += $textMatches->getTotalHits();
- if ( $num > 0 ) {
- if ( $totalNum > 0 ){
- $top = wfMsgExt('showingresultstotal', array( 'parseinline' ),
- $this->offset+1, $this->offset+$num, $totalNum, $num );
- } elseif ( $num >= $this->limit ) {
- $top = wfShowingResults( $this->offset, $this->limit );
- } else {
- $top = wfShowingResultsNum( $this->offset, $this->limit, $num );
- }
- $wgOut->addHTML( "<p class='mw-search-numberresults'>{$top}</p>\n" );
- }
-
- // prev/next links
- if( $num || $this->offset ) {
- $prevnext = wfViewPrevNext( $this->offset, $this->limit,
- SpecialPage::getTitleFor( 'Search' ),
- wfArrayToCGI(
- $this->powerSearchOptions(),
- array( 'search' => $term ) ),
- ($num < $this->limit) );
- $wgOut->addHTML( "<p class='mw-search-pager-top'>{$prevnext}</p>\n" );
- wfRunHooks( 'SpecialSearchResults', array( $term, &$titleMatches, &$textMatches ) );
- } else {
- wfRunHooks( 'SpecialSearchNoResults', array( $term ) );
- }
-
- if( $titleMatches ) {
- if( $titleMatches->numRows() ) {
- $wgOut->wrapWikiMsg( "==$1==\n", 'titlematches' );
- $wgOut->addHTML( $this->showMatches( $titleMatches ) );
- }
- $titleMatches->free();
- }
-
- if( $textMatches ) {
- // output appropriate heading
- if( $textMatches->numRows() ) {
- if($titleMatches)
- $wgOut->wrapWikiMsg( "==$1==\n", 'textmatches' );
- else // if no title matches the heading is redundant
- $wgOut->addHTML("<hr/>");
- } elseif( $num == 0 ) {
- # Don't show the 'no text matches' if we received title matches
- $wgOut->wrapWikiMsg( "==$1==\n", 'notextmatches' );
- }
- // show interwiki results if any
- if( $textMatches->hasInterwikiResults() )
- $wgOut->addHTML( $this->showInterwiki( $textMatches->getInterwikiResults(), $term ));
- // show results
- if( $textMatches->numRows() )
- $wgOut->addHTML( $this->showMatches( $textMatches ) );
-
- $textMatches->free();
- }
-
- if ( $num == 0 ) {
- $wgOut->addWikiMsg( 'nonefound' );
- }
- if( $num || $this->offset ) {
- $wgOut->addHTML( "<p class='mw-search-pager-bottom'>{$prevnext}</p>\n" );
- }
- $wgOut->addHTML( $this->powerSearchBox( $term ) );
- wfProfileOut( __METHOD__ );
- }
-
- #------------------------------------------------------------------
- # Private methods below this line
-
- /**
- *
- */
- function setupPage( $term ) {
- global $wgOut;
- if( !empty( $term ) ){
- $wgOut->setPageTitle( wfMsg( 'searchresults') );
- $wgOut->setHTMLTitle( wfMsg( 'pagetitle', wfMsg( 'searchresults-title', $term) ) );
- }
- $subtitlemsg = ( Title::newFromText( $term ) ? 'searchsubtitle' : 'searchsubtitleinvalid' );
- $wgOut->setSubtitle( $wgOut->parse( wfMsg( $subtitlemsg, wfEscapeWikiText($term) ) ) );
- $wgOut->setArticleRelated( false );
- $wgOut->setRobotPolicy( 'noindex,nofollow' );
- }
-
- /**
- * Extract "power search" namespace settings from the request object,
- * returning a list of index numbers to search.
- *
- * @param WebRequest $request
- * @return array
- * @private
- */
- function powerSearch( &$request ) {
- $arr = array();
- foreach( SearchEngine::searchableNamespaces() as $ns => $name ) {
- if( $request->getCheck( 'ns' . $ns ) ) {
- $arr[] = $ns;
- }
- }
- return $arr;
- }
-
- /**
- * Reconstruct the 'power search' options for links
- * @return array
- * @private
- */
- function powerSearchOptions() {
- $opt = array();
- foreach( $this->namespaces as $n ) {
- $opt['ns' . $n] = 1;
- }
- $opt['redirs'] = $this->searchRedirects ? 1 : 0;
- return $opt;
- }
-
- /**
- * Show whole set of results
- *
- * @param SearchResultSet $matches
- */
- function showMatches( &$matches ) {
- wfProfileIn( __METHOD__ );
-
- global $wgContLang;
- $terms = $wgContLang->convertForSearchResult( $matches->termMatches() );
-
- $out = "";
-
- $infoLine = $matches->getInfo();
- if( !is_null($infoLine) )
- $out .= "\n<!-- {$infoLine} -->\n";
-
-
- $off = $this->offset + 1;
- $out .= "<ul class='mw-search-results'>\n";
-
- while( $result = $matches->next() ) {
- $out .= $this->showHit( $result, $terms );
- }
- $out .= "</ul>\n";
-
- // convert the whole thing to desired language variant
- global $wgContLang;
- $out = $wgContLang->convert( $out );
- wfProfileOut( __METHOD__ );
- return $out;
- }
-
- /**
- * Format a single hit result
- * @param SearchResult $result
- * @param array $terms terms to highlight
- */
- function showHit( $result, $terms ) {
- wfProfileIn( __METHOD__ );
- global $wgUser, $wgContLang, $wgLang;
-
- if( $result->isBrokenTitle() ) {
- wfProfileOut( __METHOD__ );
- return "<!-- Broken link in search result -->\n";
- }
-
- $t = $result->getTitle();
- $sk = $wgUser->getSkin();
-
- $link = $sk->makeKnownLinkObj( $t, $result->getTitleSnippet($terms));
-
- //If page content is not readable, just return the title.
- //This is not quite safe, but better than showing excerpts from non-readable pages
- //Note that hiding the entry entirely would screw up paging.
- if (!$t->userCanRead()) {
- wfProfileOut( __METHOD__ );
- return "<li>{$link}</li>\n";
- }
-
- // If the page doesn't *exist*... our search index is out of date.
- // The least confusing at this point is to drop the result.
- // You may get less results, but... oh well. :P
- if( $result->isMissingRevision() ) {
- wfProfileOut( __METHOD__ );
- return "<!-- missing page " .
- htmlspecialchars( $t->getPrefixedText() ) . "-->\n";
- }
-
- // format redirects / relevant sections
- $redirectTitle = $result->getRedirectTitle();
- $redirectText = $result->getRedirectSnippet($terms);
- $sectionTitle = $result->getSectionTitle();
- $sectionText = $result->getSectionSnippet($terms);
- $redirect = '';
- if( !is_null($redirectTitle) )
- $redirect = "<span class='searchalttitle'>"
- .wfMsg('search-redirect',$sk->makeKnownLinkObj( $redirectTitle, $redirectText))
- ."</span>";
- $section = '';
- if( !is_null($sectionTitle) )
- $section = "<span class='searchalttitle'>"
- .wfMsg('search-section', $sk->makeKnownLinkObj( $sectionTitle, $sectionText))
- ."</span>";
-
- // format text extract
- $extract = "<div class='searchresult'>".$result->getTextSnippet($terms)."</div>";
-
- // format score
- if( is_null( $result->getScore() ) ) {
- // Search engine doesn't report scoring info
- $score = '';
- } else {
- $percent = sprintf( '%2.1f', $result->getScore() * 100 );
- $score = wfMsg( 'search-result-score', $wgLang->formatNum( $percent ) )
- . ' - ';
- }
-
- // format description
- $byteSize = $result->getByteSize();
- $wordCount = $result->getWordCount();
- $timestamp = $result->getTimestamp();
- $size = wfMsgExt( 'search-result-size', array( 'parsemag', 'escape' ),
- $sk->formatSize( $byteSize ),
- $wordCount );
- $date = $wgLang->timeanddate( $timestamp );
-
- // link to related articles if supported
- $related = '';
- if( $result->hasRelated() ){
- $st = SpecialPage::getTitleFor( 'Search' );
- $stParams = wfArrayToCGI( $this->powerSearchOptions(),
- array('search' => wfMsgForContent('searchrelated').':'.$t->getPrefixedText(),
- 'fulltext' => wfMsg('search') ));
-
- $related = ' -- <a href="'.$st->escapeLocalURL($stParams).'">'.
- wfMsg('search-relatedarticle').'</a>';
- }
-
- // Include a thumbnail for media files...
- if( $t->getNamespace() == NS_FILE ) {
- $img = wfFindFile( $t );
- if( $img ) {
- $thumb = $img->transform( array( 'width' => 120, 'height' => 120 ) );
- if( $thumb ) {
- $desc = $img->getShortDesc();
- wfProfileOut( __METHOD__ );
- // Ugly table. :D
- // Float doesn't seem to interact well with the bullets.
- // Table messes up vertical alignment of the bullet, but I'm
- // not sure what more I can do about that. :(
- return "<li>" .
- '<table class="searchResultImage">' .
- '<tr>' .
- '<td width="120" align="center">' .
- $thumb->toHtml( array( 'desc-link' => true ) ) .
- '</td>' .
- '<td valign="top">' .
- $link .
- $extract .
- "<div class='mw-search-result-data'>{$score}{$desc} - {$date}{$related}</div>" .
- '</td>' .
- '</tr>' .
- '</table>' .
- "</li>\n";
- }
- }
- }
-
- wfProfileOut( __METHOD__ );
- return "<li>{$link} {$redirect} {$section} {$extract}\n" .
- "<div class='mw-search-result-data'>{$score}{$size} - {$date}{$related}</div>" .
- "</li>\n";
-
- }
-
- /**
- * Show results from other wikis
- *
- * @param SearchResultSet $matches
- */
- function showInterwiki( &$matches, $query ) {
- wfProfileIn( __METHOD__ );
-
- global $wgContLang;
- $terms = $wgContLang->convertForSearchResult( $matches->termMatches() );
-
- $out = "<div id='mw-search-interwiki'><div id='mw-search-interwiki-caption'>".wfMsg('search-interwiki-caption')."</div>\n";
- $off = $this->offset + 1;
- $out .= "<ul start='{$off}' class='mw-search-iwresults'>\n";
-
- // work out custom project captions
- $customCaptions = array();
- $customLines = explode("\n",wfMsg('search-interwiki-custom')); // format per line <iwprefix>:<caption>
- foreach($customLines as $line){
- $parts = explode(":",$line,2);
- if(count($parts) == 2) // validate line
- $customCaptions[$parts[0]] = $parts[1];
- }
-
-
- $prev = null;
- while( $result = $matches->next() ) {
- $out .= $this->showInterwikiHit( $result, $prev, $terms, $query, $customCaptions );
- $prev = $result->getInterwikiPrefix();
- }
- // FIXME: should support paging in a non-confusing way (not sure how though, maybe via ajax)..
- $out .= "</ul></div>\n";
-
- // convert the whole thing to desired language variant
- global $wgContLang;
- $out = $wgContLang->convert( $out );
- wfProfileOut( __METHOD__ );
- return $out;
- }
-
- /**
- * Show single interwiki link
- *
- * @param SearchResult $result
- * @param string $lastInterwiki
- * @param array $terms
- * @param string $query
- * @param array $customCaptions iw prefix -> caption
- */
- function showInterwikiHit( $result, $lastInterwiki, $terms, $query, $customCaptions) {
- wfProfileIn( __METHOD__ );
- global $wgUser, $wgContLang, $wgLang;
-
- if( $result->isBrokenTitle() ) {
- wfProfileOut( __METHOD__ );
- return "<!-- Broken link in search result -->\n";
- }
-
- $t = $result->getTitle();
- $sk = $wgUser->getSkin();
-
- $link = $sk->makeKnownLinkObj( $t, $result->getTitleSnippet($terms));
-
- // format redirect if any
- $redirectTitle = $result->getRedirectTitle();
- $redirectText = $result->getRedirectSnippet($terms);
- $redirect = '';
- if( !is_null($redirectTitle) )
- $redirect = "<span class='searchalttitle'>"
- .wfMsg('search-redirect',$sk->makeKnownLinkObj( $redirectTitle, $redirectText))
- ."</span>";
-
- $out = "";
- // display project name
- if(is_null($lastInterwiki) || $lastInterwiki != $t->getInterwiki()){
- if( key_exists($t->getInterwiki(),$customCaptions) )
- // captions from 'search-interwiki-custom'
- $caption = $customCaptions[$t->getInterwiki()];
- else{
- // default is to show the hostname of the other wiki which might suck
- // if there are many wikis on one hostname
- $parsed = parse_url($t->getFullURL());
- $caption = wfMsg('search-interwiki-default', $parsed['host']);
- }
- // "more results" link (special page stuff could be localized, but we might not know target lang)
- $searchTitle = Title::newFromText($t->getInterwiki().":Special:Search");
- $searchLink = $sk->makeKnownLinkObj( $searchTitle, wfMsg('search-interwiki-more'),
- wfArrayToCGI(array('search' => $query, 'fulltext' => 'Search')));
- $out .= "</ul><div class='mw-search-interwiki-project'><span class='mw-search-interwiki-more'>{$searchLink}</span>{$caption}</div>\n<ul>";
- }
-
- $out .= "<li>{$link} {$redirect}</li>\n";
- wfProfileOut( __METHOD__ );
- return $out;
- }
-
-
- /**
- * Generates the power search box at bottom of [[Special:Search]]
- * @param $term string: search term
- * @return $out string: HTML form
- */
- function powerSearchBox( $term ) {
- global $wgScript, $wgContLang;
-
- $namespaces = SearchEngine::searchableNamespaces();
-
- // group namespaces into rows according to subject; try not to make too
- // many assumptions about namespace numbering
- $rows = array();
- foreach( $namespaces as $ns => $name ) {
- $subj = MWNamespace::getSubject( $ns );
- if( !array_key_exists( $subj, $rows ) ) {
- $rows[$subj] = "";
- }
- $name = str_replace( '_', ' ', $name );
- if( '' == $name ) {
- $name = wfMsg( 'blanknamespace' );
- }
- $rows[$subj] .= Xml::openElement( 'td', array( 'style' => 'white-space: nowrap' ) ) .
- Xml::checkLabel( $name, "ns{$ns}", "mw-search-ns{$ns}", in_array( $ns, $this->namespaces ) ) .
- Xml::closeElement( 'td' ) . "\n";
- }
- $rows = array_values( $rows );
- $numRows = count( $rows );
-
- // lay out namespaces in multiple floating two-column tables so they'll
- // be arranged nicely while still accommodating different screen widths
- $rowsPerTable = 3; // seems to look nice
-
- // float to the right on RTL wikis
- $tableStyle = ( $wgContLang->isRTL() ?
- 'float: right; margin: 0 0 1em 1em' :
- 'float: left; margin: 0 1em 1em 0' );
-
- $tables = "";
- for( $i = 0; $i < $numRows; $i += $rowsPerTable ) {
- $tables .= Xml::openElement( 'table', array( 'style' => $tableStyle ) );
- for( $j = $i; $j < $i + $rowsPerTable && $j < $numRows; $j++ ) {
- $tables .= "<tr>\n" . $rows[$j] . "</tr>";
- }
- $tables .= Xml::closeElement( 'table' ) . "\n";
- }
-
- $redirect = Xml::check( 'redirs', $this->searchRedirects, array( 'value' => '1', 'id' => 'redirs' ) );
- $redirectLabel = Xml::label( wfMsg( 'powersearch-redir' ), 'redirs' );
- $searchField = Xml::input( 'search', 50, $term, array( 'type' => 'text', 'id' => 'powerSearchText' ) );
- $searchButton = Xml::submitButton( wfMsg( 'powersearch' ), array( 'name' => 'fulltext' ) ) . "\n";
- $searchTitle = SpecialPage::getTitleFor( 'Search' );
-
- $out = Xml::openElement( 'form', array( 'id' => 'powersearch', 'method' => 'get', 'action' => $wgScript ) ) .
- Xml::fieldset( wfMsg( 'powersearch-legend' ),
- Xml::hidden( 'title', $searchTitle->getPrefixedText() ) . "\n" .
- "<p>" .
- wfMsgExt( 'powersearch-ns', array( 'parseinline' ) ) .
- "</p>\n" .
- $tables .
- "<hr style=\"clear: both\" />\n" .
- "<p>" .
- $redirect . " " . $redirectLabel .
- "</p>\n" .
- wfMsgExt( 'powersearch-field', array( 'parseinline' ) ) .
- " " .
- $searchField .
- " " .
- $searchButton ) .
- "</form>";
-
- return $out;
- }
-
- function powerSearchFocus() {
- global $wgJsMimeType;
- return "<script type=\"$wgJsMimeType\">" .
- "hookEvent(\"load\", function(){" .
- "document.getElementById('powerSearchText').focus();" .
- "});" .
- "</script>";
- }
-
- function shortDialog($term) {
- global $wgScript;
-
- $out = Xml::openElement( 'form', array(
- 'id' => 'search',
- 'method' => 'get',
- 'action' => $wgScript
- ));
- $searchTitle = SpecialPage::getTitleFor( 'Search' );
- $out .= Xml::hidden( 'title', $searchTitle->getPrefixedText() );
- $out .= Xml::input( 'search', 50, $term, array( 'type' => 'text', 'id' => 'searchText' ) ) . ' ';
- foreach( SearchEngine::searchableNamespaces() as $ns => $name ) {
- if( in_array( $ns, $this->namespaces ) ) {
- $out .= Xml::hidden( "ns{$ns}", '1' );
- }
- }
- $out .= Xml::submitButton( wfMsg( 'searchbutton' ), array( 'name' => 'fulltext' ) );
- $out .= Xml::closeElement( 'form' );
-
- return $out;
- }
-}