/**
* Run text & title search and display the output
- * @package MediaWiki
- * @subpackage SpecialPage
+ * @addtogroup SpecialPage
*/
/**
}
/**
- * @todo document
- * @package MediaWiki
- * @subpackage SpecialPage
+ * implements Special:Search - Run text & title search and display the output
+ * @addtogroup SpecialPage
*/
class SpecialSearch {
}
/**
- * If an exact title match can be found, jump straight ahead to
+ * If an exact title match can be found, jump straight ahead to it.
* @param string $term
* @public
*/
function goResult( $term ) {
global $wgOut;
global $wgGoToEdit;
- global $wgContLang;
$this->setupPage( $term );
# Try to go to page as entered.
- #
$t = Title::newFromText( $term );
# If the string cannot be used to create a title
# No match, generate an edit URL
$t = Title::newFromText( $term );
- if( is_null( $t ) ) {
- $editurl = ''; # hrm...
- } else {
+ if( ! is_null( $t ) ) {
wfRunHooks( 'SpecialSearchNogomatch', array( &$t ) );
# If the feature is enabled, go straight to the edit page
if ( $wgGoToEdit ) {
$wgOut->redirect( $t->getFullURL( 'action=edit' ) );
return;
- } else {
- $editurl = $t->escapeLocalURL( 'action=edit' );
- }
+ }
+ }
+ if( $t->quickUserCan( 'create' ) && $t->quickUserCan( 'edit' ) ) {
+ $wgOut->addWikiMsg( 'noexactmatch', wfEscapeWikiText( $term ) );
+ } else {
+ $wgOut->addWikiMsg( 'noexactmatch-nocreate', wfEscapeWikiText( $term ) );
}
- $wgOut->addWikiText( wfMsg( 'noexactmatch', wfEscapeWikiText( $term ) ) );
return $this->showResults( $term );
}
$this->setupPage( $term );
global $wgOut;
- $wgOut->addWikiText( wfMsg( 'searchresulttext' ) );
+ $wgOut->addWikiMsg( 'searchresulttext' );
- #if ( !$this->parseQuery() ) {
if( '' === trim( $term ) ) {
+ // Empty query -- straight view of search form
$wgOut->setSubtitle( '' );
$wgOut->addHTML( $this->powerSearchBox( $term ) );
+ $wgOut->addHTML( $this->powerSearchFocus() );
wfProfileOut( $fname );
return;
}
wfProfileOut( $fname );
return;
}
+
+ $wgOut->addHTML( $this->shortDialog( $term ) );
$search = SearchEngine::create();
$search->setLimitOffset( $this->limit, $this->offset );
$search->setNamespaces( $this->namespaces );
$search->showRedirects = $this->searchRedirects;
$titleMatches = $search->searchTitle( $term );
+
+ // Sometimes the search engine knows there are too many hits
+ if ($titleMatches instanceof SearchResultTooMany) {
+ $wgOut->addWikiText( '==' . wfMsg( 'toomanymatches' ) . "==\n" );
+ $wgOut->addHTML( $this->powerSearchBox( $term ) );
+ $wgOut->addHTML( $this->powerSearchFocus() );
+ wfProfileOut( $fname );
+ return;
+ }
$textMatches = $search->searchText( $term );
$num = ( $titleMatches ? $titleMatches->numRows() : 0 )
+ ( $textMatches ? $textMatches->numRows() : 0);
- if ( $num >= $this->limit ) {
- $top = wfShowingResults( $this->offset, $this->limit );
- } else {
- $top = wfShowingResultsNum( $this->offset, $this->limit, $num );
+ if ( $num > 0 ) {
+ if ( $num >= $this->limit ) {
+ $top = wfShowingResults( $this->offset, $this->limit );
+ } else {
+ $top = wfShowingResultsNum( $this->offset, $this->limit, $num );
+ }
+ $wgOut->addHTML( "<p>{$top}</p>\n" );
}
- $wgOut->addHTML( "<p>{$top}</p>\n" );
if( $num || $this->offset ) {
$prevnext = wfViewPrevNext( $this->offset, $this->limit,
SpecialPage::getTitleFor( 'Search' ),
wfArrayToCGI(
$this->powerSearchOptions(),
- array( 'search' => $term ) ) );
- $wgOut->addHTML( "<br />{$prevnext}\n" );
+ array( 'search' => $term ) ),
+ ($num < $this->limit) );
+ $wgOut->addHTML( "<p>{$prevnext}</p>\n" );
}
if( $titleMatches ) {
if( $titleMatches->numRows() ) {
- $wgOut->addWikiText( '==' . wfMsg( 'titlematches' ) . "==\n" );
+ $wgOut->wrapWikiMsg( "==$1==\n", 'titlematches' );
$wgOut->addHTML( $this->showMatches( $titleMatches ) );
} else {
- $wgOut->addWikiText( '==' . wfMsg( 'notitlematches' ) . "==\n" );
+ $wgOut->wrapWikiMsg( "==$1==\n", 'notitlematches' );
}
+ $titleMatches->free();
}
if( $textMatches ) {
if( $textMatches->numRows() ) {
- $wgOut->addWikiText( '==' . wfMsg( 'textmatches' ) . "==\n" );
+ $wgOut->wrapWikiMsg( "==$1==\n", 'textmatches' );
$wgOut->addHTML( $this->showMatches( $textMatches ) );
} elseif( $num == 0 ) {
# Don't show the 'no text matches' if we received title matches
- $wgOut->addWikiText( '==' . wfMsg( 'notextmatches' ) . "==\n" );
+ $wgOut->wrapWikiMsg( "==$1==\n", 'notextmatches' );
}
+ $textMatches->free();
}
if ( $num == 0 ) {
- $wgOut->addWikiText( wfMsg( 'nonefound' ) );
+ $wgOut->addWikiMsg( 'nonefound' );
}
if( $num || $this->offset ) {
$wgOut->addHTML( "<p>{$prevnext}</p>\n" );
$opt['searchx'] = 1;
return $opt;
}
+
+
/**
* @param SearchResultSet $matches
$terms = implode( '|', $tm );
$off = $this->offset + 1;
- $out = "<ol start='{$off}'>\n";
+ $out = "<ul start='{$off}' class='mw-search-results'>\n";
while( $result = $matches->next() ) {
$out .= $this->showHit( $result, $terms );
}
- $out .= "</ol>\n";
+ $out .= "</ul>\n";
// convert the whole thing to desired language variant
global $wgContLang;
wfProfileOut( $fname );
return "<!-- Broken link in search result -->\n";
}
+ $sk = $wgUser->getSkin();
+
+ //$contextlines = $wgUser->getOption( 'contextlines', 5 );
+ $contextlines = 2; // Hardcode this. Old defaults sucked. :)
+ $contextchars = $wgUser->getOption( 'contextchars', 50 );
- $contextlines = $wgUser->getOption( 'contextlines' );
- if ( '' == $contextlines ) { $contextlines = 5; }
- $contextchars = $wgUser->getOption( 'contextchars' );
- if ( '' == $contextchars ) { $contextchars = 50; }
+ $link = $sk->makeKnownLinkObj( $t );
- $link = Linker::makeKnownLinkObj( $t );
+ //If page content is not readable, just return the title.
+ //This is not quite safe, but better than showing excerpts from non-readable pages
+ //Note that hiding the entry entirely would screw up paging.
+ if (!$t->userCanRead()) {
+ return "<li>{$link}</li>\n";
+ }
+
$revision = Revision::newFromTitle( $t );
+ // If the page doesn't *exist*... our search index is out of date.
+ // The least confusing at this point is to drop the result.
+ // You may get less results, but... oh well. :P
+ if( !$revision ) {
+ return "<!-- missing page " .
+ htmlspecialchars( $t->getPrefixedText() ) . "-->\n";
+ }
+
$text = $revision->getText();
- $size = wfMsgExt( 'nbytes', array( 'parsemag', 'escape'),
- $wgLang->formatNum( strlen( $text ) ) );
+ $size = wfMsgExt( 'search-result-size', array( 'parsemag', 'escape' ),
+ $sk->formatSize( strlen( $text ) ),
+ str_word_count( $text ) );
+ $date = $wgLang->timeanddate( $revision->getTimestamp() );
+
+ 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 ) )
+ . ' - ';
+ }
+
+ $extract = $this->extractText( $text, $terms, $contextlines, $contextchars );
+
+ // Include a thumbnail for media files...
+ if( $t->getNamespace() == NS_IMAGE ) {
+ $img = wfFindFile( $t );
+ if( $img ) {
+ $thumb = $img->getThumbnail( 120, 120 );
+ if( $thumb ) {
+ $desc = $img->getShortDesc();
+ wfProfileOut( $fname );
+ // 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}</div>" .
+ '</td>' .
+ '</tr>' .
+ '</table>' .
+ "</li>\n";
+ }
+ }
+ }
+ wfProfileOut( $fname );
+ return "<li>{$link} {$extract}\n" .
+ "<div class='mw-search-result-data'>{$score}{$size} - {$date}</div>" .
+ "</li>\n";
+
+ }
+
+ private function extractText( $text, $terms, $contextlines, $contextchars ) {
+ global $wgLang, $wgContLang;
+ $fname = __METHOD__;
+
$lines = explode( "\n", $text );
$max = intval( $contextchars ) + 1;
$lineno = 0;
- $extract = '';
+ $extract = "";
wfProfileIn( "$fname-extract" );
foreach ( $lines as $line ) {
if ( 0 == $contextlines ) {
break;
}
++$lineno;
+ $m = array();
if ( ! preg_match( $pat1, $line, $m ) ) {
continue;
}
$line = preg_replace( $pat2,
"<span class='searchmatch'>\\1</span>", $line );
- $extract .= "<br /><small>{$lineno}: {$line}</small>\n";
+ $extract .= "<br /><small>{$line}</small>\n";
}
wfProfileOut( "$fname-extract" );
- wfProfileOut( $fname );
- return "<li>{$link} ({$size}){$extract}</li>\n";
+
+ return $extract;
}
+ /**
+ * 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;
+
$namespaces = '';
foreach( SearchEngine::searchableNamespaces() as $ns => $name ) {
- $checked = in_array( $ns, $this->namespaces )
- ? ' checked="checked"'
- : '';
$name = str_replace( '_', ' ', $name );
if( '' == $name ) {
$name = wfMsg( 'blanknamespace' );
}
- $namespaces .= " <label><input type='checkbox' value=\"1\" name=\"" .
- "ns{$ns}\"{$checked} />{$name}</label>\n";
+ $namespaces .= Xml::openElement( 'span', array( 'style' => 'white-space: nowrap' ) ) .
+ Xml::checkLabel( $name, "ns{$ns}", $name, in_array( $ns, $this->namespaces ) ) .
+ Xml::closeElement( 'span' ) . "\n";
}
- $checked = $this->searchRedirects
- ? ' checked="checked"'
- : '';
- $redirect = "<input type='checkbox' value='1' name=\"redirs\"{$checked} />\n";
-
- $searchField = '<input type="text" name="search" value="' .
- htmlspecialchars( $term ) ."\" size=\"16\" />\n";
+ $redirect = Xml::check( 'redirs', $this->searchRedirects, array( 'value' => '1' ) );
+ $searchField = Xml::input( 'search', 50, $term, array( 'type' => 'text', 'id' => 'powerSearchText' ) );
+ $searchButton = Xml::submitButton( wfMsg( 'powersearch' ), array( 'name' => 'searchx' ) ) . "\n";
+
+ $out = Xml::openElement( 'form', array( 'id' => 'powersearch', 'method' => 'get', 'action' => $wgScript ) ) .
+ Xml::openElement( 'fieldset' ) .
+ Xml::element( 'legend', array( ), wfMsg( 'powersearch' ) ) .
+ Xml::hidden( 'title', 'Special:Search' ) .
+ wfMsgExt( 'powersearchtext', array( 'parse', 'replaceafter' ),
+ $namespaces, $redirect, $searchField,
+ '', '', '', '', '', # Dummy placeholders
+ $searchButton ) .
+ Xml::closeElement( 'fieldset' ) .
+ Xml::closeElement( 'form' );
- $searchButton = '<input type="submit" name="searchx" value="' .
- htmlspecialchars( wfMsg('powersearch') ) . "\" />\n";
-
- $ret = wfMsg( 'powersearchtext',
- $namespaces, $redirect, $searchField,
- '', '', '', '', '', # Dummy placeholders
- $searchButton );
+ return $out;
+ }
- $title = SpecialPage::getTitleFor( 'Search' );
- $action = $title->escapeLocalURL();
- return "<br /><br />\n<form id=\"powersearch\" method=\"get\" " .
- "action=\"$action\">\n{$ret}\n</form>\n";
+ function powerSearchFocus() {
+ return "<script type='text/javascript'>" .
+ "document.getElementById('powerSearchText').focus();" .
+ "</script>";
+ }
+
+ function shortDialog($term) {
+ global $wgScript;
+
+ $out = Xml::openElement( 'form', array(
+ 'id' => 'search',
+ 'method' => 'get',
+ 'action' => $wgScript
+ ));
+ $out .= Xml::hidden( 'title', 'Special:Search' );
+ $out .= Xml::input( 'search', 50, $term ) . ' ';
+ $out .= Xml::submitButton( wfMsg( 'searchbutton' ), array( 'name' => 'fulltext' ) );
+ $out .= Xml::closeElement( 'form' );
+
+ return $out;
}
}
-
-?>