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https://github.com/silverstripe/silverstripe-framework
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FEATURE Microsoft Sequel Server fulltext searching.
FEATURE sqlsrv_num_rows emulation (set $query->forceNumRows = true;) git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@78493 467b73ca-7a2a-4603-9d3b-597d59a354a9
This commit is contained in:
Tom Rix
parent
059aa76eec
commit
d064eeb36b
@ -714,6 +714,97 @@ class MySQLDatabase extends Database {
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return $classes;
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}
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/**
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* The core search engine, used by this class and its subclasses to do fun stuff.
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* Searches both SiteTree and File.
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*
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* @param string $keywords Keywords as a string.
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*/
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public function searchEngine($keywords, $pageLength = null, $sortBy = "Relevance DESC", $extraFilter = "", $booleanSearch = false, $alternativeFileFilter = "", $invertedMatch = false) {
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if(!$pageLength) $pageLength = $this->pageLength;
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$fileFilter = '';
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$keywords = Convert::raw2sql($keywords);
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$htmlEntityKeywords = htmlentities($keywords);
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$classesToSearch = explode(',', SearchForm::$classesToSearch);
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$extraFilters = array('SiteTree' => '', 'File' => '');
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if($booleanSearch) $boolean = "IN BOOLEAN MODE";
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if($extraFilter) {
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$extraFilters['SiteTree'] = " AND $extraFilter";
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if($alternativeFileFilter) $extraFilters['File'] = " AND $alternativeFileFilter";
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else $extraFilters['File'] = $extraFilters['SiteTree'];
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}
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// Always ensure that only pages with ShowInSearch = 1 can be searched
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$extraFilters['SiteTree'] .= " AND ShowInSearch <> 0";
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$start = isset($_GET['start']) ? (int)$_GET['start'] : 0;
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$limit = $start . ", " . (int) $pageLength;
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$notMatch = $invertedMatch ? "NOT " : "";
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if($keywords) {
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$match['SiteTree'] = "
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MATCH (Title, MenuTitle, Content, MetaTitle, MetaDescription, MetaKeywords) AGAINST ('$keywords' $boolean)
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+ MATCH (Title, MenuTitle, Content, MetaTitle, MetaDescription, MetaKeywords) AGAINST ('$htmlEntityKeywords' $boolean)
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";
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$match['File'] = "MATCH (Filename, Title, Content) AGAINST ('$keywords' $boolean) AND ClassName = 'File'";
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// We make the relevance search by converting a boolean mode search into a normal one
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$relevanceKeywords = str_replace(array('*','+','-'),'',$keywords);
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$htmlEntityRelevanceKeywords = str_replace(array('*','+','-'),'',$htmlEntityKeywords);
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$relevance['SiteTree'] = "MATCH (Title, MenuTitle, Content, MetaTitle, MetaDescription, MetaKeywords) AGAINST ('$relevanceKeywords') + MATCH (Title, MenuTitle, Content, MetaTitle, MetaDescription, MetaKeywords) AGAINST ('$htmlEntityRelevanceKeywords')";
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$relevance['File'] = "MATCH (Filename, Title, Content) AGAINST ('$relevanceKeywords')";
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} else {
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$relevance['SiteTree'] = $relevance['File'] = 1;
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$match['SiteTree'] = $match['File'] = "1 = 1";
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}
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// Generate initial queries and base table names
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$baseClasses = array('SiteTree' => '', 'File' => '');
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foreach($classesToSearch as $class) {
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$queries[$class] = singleton($class)->extendedSQL($notMatch . $match[$class] . $extraFilters[$class], "");
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$baseClasses[$class] = reset($queries[$class]->from);
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}
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// Make column selection lists
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$select = array(
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'SiteTree' => array("ClassName","$baseClasses[SiteTree].ID","ParentID","Title","URLSegment","Content","LastEdited","Created","_utf8'' AS Filename", "_utf8'' AS Name", "$relevance[SiteTree] AS Relevance", "CanViewType"),
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'File' => array("ClassName","$baseClasses[File].ID","_utf8'' AS ParentID","Title","_utf8'' AS URLSegment","Content","LastEdited","Created","Filename","Name","$relevance[File] AS Relevance","NULL AS CanViewType"),
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);
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// Process queries
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foreach($classesToSearch as $class) {
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// There's no need to do all that joining
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$queries[$class]->from = array(str_replace('`','',$baseClasses[$class]) => $baseClasses[$class]);
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$queries[$class]->select = $select[$class];
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$queries[$class]->orderby = null;
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}
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// Combine queries
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$querySQLs = array();
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$totalCount = 0;
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foreach($queries as $query) {
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$querySQLs[] = $query->sql();
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$totalCount += $query->unlimitedRowCount();
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}
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$fullQuery = implode(" UNION ", $querySQLs) . " ORDER BY $sortBy LIMIT $limit";
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// Get records
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$records = DB::query($fullQuery);
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foreach($records as $record)
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$objects[] = new $record['ClassName']($record);
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if(isset($objects)) $doSet = new DataObjectSet($objects);
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else $doSet = new DataObjectSet();
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$doSet->setPageLimits($start, $pageLength, $totalCount);
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return $doSet;
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}
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/**
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* Because NOW() doesn't always work...
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* MSSQL, I'm looking at you
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@ -23,7 +23,7 @@ class SearchForm extends Form {
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/**
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* Classes to search
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*/
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protected $classesToSearch = array("SiteTree", "File");
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static public $classesToSearch = "SiteTree,File";
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/**
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*
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@ -87,7 +87,7 @@ class SearchForm extends Form {
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*/
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public function getResults($pageLength = null, $data = null){
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// legacy usage: $data was defaulting to $_REQUEST, parameter not passed in doc.silverstripe.com tutorials
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if(!isset($data)) $data = $_REQUEST;
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if(!isset($data) || !is_array($data)) $data = $_REQUEST;
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// set language (if present)
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if(singleton('SiteTree')->hasExtension('Translatable') && isset($data['locale'])) {
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@ -112,9 +112,9 @@ class SearchForm extends Form {
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$keywords = $this->addStarsToKeywords($keywords);
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if(strpos($keywords, '"') !== false || strpos($keywords, '+') !== false || strpos($keywords, '-') !== false || strpos($keywords, '*') !== false) {
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$results = $this->searchEngine($keywords, $pageLength, "Relevance DESC", "", true);
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$results = DB::GetConn()->searchEngine($keywords, $pageLength, "Relevance DESC", "", true);
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} else {
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$results = $this->searchEngine($keywords, $pageLength);
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$results = DB::GetConn()->searchEngine($keywords, $pageLength);
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}
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// filter by permission
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@ -148,99 +148,6 @@ class SearchForm extends Form {
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return implode(" ", $newWords);
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}
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/**
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* The core search engine, used by this class and its subclasses to do fun stuff.
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* Searches both SiteTree and File.
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*
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* @param string $keywords Keywords as a string.
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*/
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public function searchEngine($keywords, $pageLength = null, $sortBy = "Relevance DESC", $extraFilter = "", $booleanSearch = false, $alternativeFileFilter = "", $invertedMatch = false) {
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if(!$pageLength) $pageLength = $this->pageLength;
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$fileFilter = '';
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$keywords = Convert::raw2sql($keywords);
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$htmlEntityKeywords = htmlentities($keywords);
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$extraFilters = array('SiteTree' => '', 'File' => '');
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if($booleanSearch) $boolean = "IN BOOLEAN MODE";
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if($extraFilter) {
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$extraFilters['SiteTree'] = " AND $extraFilter";
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if($alternativeFileFilter) $extraFilters['File'] = " AND $alternativeFileFilter";
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else $extraFilters['File'] = $extraFilters['SiteTree'];
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}
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// Always ensure that only pages with ShowInSearch = 1 can be searched
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$extraFilters['SiteTree'] .= " AND ShowInSearch <> 0";
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$start = isset($_GET['start']) ? (int)$_GET['start'] : 0;
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$limit = $start . ", " . (int) $pageLength;
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$notMatch = $invertedMatch ? "NOT " : "";
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if($keywords) {
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$match['SiteTree'] = "
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MATCH (Title, MenuTitle, Content, MetaTitle, MetaDescription, MetaKeywords) AGAINST ('$keywords' $boolean)
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+ MATCH (Title, MenuTitle, Content, MetaTitle, MetaDescription, MetaKeywords) AGAINST ('$htmlEntityKeywords' $boolean)
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";
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$match['File'] = "MATCH (Filename, Title, Content) AGAINST ('$keywords' $boolean) AND ClassName = 'File'";
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// We make the relevance search by converting a boolean mode search into a normal one
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$relevanceKeywords = str_replace(array('*','+','-'),'',$keywords);
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$htmlEntityRelevanceKeywords = str_replace(array('*','+','-'),'',$htmlEntityKeywords);
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$relevance['SiteTree'] = "MATCH (Title, MenuTitle, Content, MetaTitle, MetaDescription, MetaKeywords) AGAINST ('$relevanceKeywords') + MATCH (Title, MenuTitle, Content, MetaTitle, MetaDescription, MetaKeywords) AGAINST ('$htmlEntityRelevanceKeywords')";
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$relevance['File'] = "MATCH (Filename, Title, Content) AGAINST ('$relevanceKeywords')";
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} else {
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$relevance['SiteTree'] = $relevance['File'] = 1;
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$match['SiteTree'] = $match['File'] = "1 = 1";
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}
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// Generate initial queries and base table names
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$baseClasses = array('SiteTree' => '', 'File' => '');
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foreach($this->classesToSearch as $class) {
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$queries[$class] = singleton($class)->extendedSQL($notMatch . $match[$class] . $extraFilters[$class], "");
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$baseClasses[$class] = reset($queries[$class]->from);
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}
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// Make column selection lists
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$select = array(
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'SiteTree' => array("ClassName","$baseClasses[SiteTree].ID","ParentID","Title","URLSegment","Content","LastEdited","Created","_utf8'' AS Filename", "_utf8'' AS Name", "$relevance[SiteTree] AS Relevance", "CanViewType"),
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'File' => array("ClassName","$baseClasses[File].ID","_utf8'' AS ParentID","Title","_utf8'' AS URLSegment","Content","LastEdited","Created","Filename","Name","$relevance[File] AS Relevance","NULL AS CanViewType"),
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);
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// Process queries
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foreach($this->classesToSearch as $class) {
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// There's no need to do all that joining
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$queries[$class]->from = array(str_replace('`','',$baseClasses[$class]) => $baseClasses[$class]);
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$queries[$class]->select = $select[$class];
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$queries[$class]->orderby = null;
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}
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// Combine queries
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$querySQLs = array();
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$totalCount = 0;
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foreach($queries as $query) {
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$querySQLs[] = $query->sql();
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$totalCount += $query->unlimitedRowCount();
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}
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$fullQuery = implode(" UNION ", $querySQLs) . " ORDER BY $sortBy LIMIT $limit";
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// Get records
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$records = DB::query($fullQuery);
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foreach($records as $record)
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$objects[] = new $record['ClassName']($record);
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if(isset($objects)) $doSet = new DataObjectSet($objects);
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else $doSet = new DataObjectSet();
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$doSet->setPageLimits($start, $pageLength, $totalCount);
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return $doSet;
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}
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/**
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* Get the search query for display in a "You searched for ..." sentence.
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*
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