/**
  * Searches in templates.
  * 
  * @param	string		$search		search query
  * @param	string		$replace
  * @param	array		$templateIDs
  * @param	boolean		$invertTemplates
  * @param	boolean		$useRegex
  * @param	boolean		$caseSensitive
  * @param	boolean		$invertSearch
  * @return	array		results 
  */
 public static function search($search, $replace = null, $templateIDs = null, $invertTemplates = 0, $useRegex = 0, $caseSensitive = 0, $invertSearch = 0)
 {
     // get available template ids
     $results = array();
     $availableTemplateIDs = array();
     $sql = "SELECT\t\ttemplate.templateName, template.templateID, template.templatePackID, template.packageID\n\t\t\tFROM\t\twcf" . WCF_N . "_template template,\n\t\t\t\t\twcf" . WCF_N . "_package_dependency package_dependency\n\t\t\tWHERE \t\ttemplate.packageID = package_dependency.dependency\n\t\t\t\t\tAND package_dependency.packageID = " . PACKAGE_ID . "\n\t\t\t\t\t" . ($replace !== null ? "AND template.templatePackID <> 0" : "") . "\n\t\t\tORDER BY\tpackage_dependency.priority";
     $result = WCF::getDB()->sendQuery($sql);
     while ($row = WCF::getDB()->fetchArray($result)) {
         if (!isset($availableTemplateIDs[$row['templateName'] . '-' . $row['templatePackID']]) || PACKAGE_ID == $row['packageID']) {
             $availableTemplateIDs[$row['templateName'] . '-' . $row['templatePackID']] = $row['templateID'];
         }
     }
     // get templates
     if (!count($availableTemplateIDs)) {
         return $results;
     }
     $sql = "SELECT\t\ttemplate.*, pack.templatePackFolderName, package.packageDir\n\t\t\tFROM\t\twcf" . WCF_N . "_template template\n\t\t\tLEFT JOIN\twcf" . WCF_N . "_template_pack pack\n\t\t\tON\t\t(pack.templatePackID = template.templatePackID)\n\t\t\tLEFT JOIN\twcf" . WCF_N . "_package package\n\t\t\tON\t\t(package.packageID = template.packageID)\n\t\t\tWHERE\t\ttemplate.templateID IN (" . implode(',', $availableTemplateIDs) . ")\n\t\t\t\t\t" . ($templateIDs != null ? "AND template.templateID " . ($invertTemplates ? "NOT " : "") . "IN (" . implode(',', $templateIDs) . ")" : "") . "\n\t\t\tORDER BY\ttemplateName";
     $result = WCF::getDB()->sendQuery($sql);
     unset($availableTemplateIDs);
     while ($row = WCF::getDB()->fetchArray($result)) {
         $template = new TemplateEditor(null, $row);
         if ($replace === null) {
             // search
             if ($useRegex) {
                 $matches = intval(preg_match('/' . $search . '/s' . (!$caseSensitive ? 'i' : ''), $template->getSource())) !== 0;
             } else {
                 if ($caseSensitive) {
                     $matches = StringUtil::indexOf($template->getSource(), $search) !== false;
                 } else {
                     $matches = StringUtil::indexOfIgnoreCase($template->getSource(), $search) !== false;
                 }
             }
             if ($matches && !$invertSearch || !$matches && $invertSearch) {
                 $results[] = $row;
             }
         } else {
             // search and replace
             $matches = 0;
             if ($useRegex) {
                 $newSource = preg_replace('/' . $search . '/s' . (!$caseSensitive ? 'i' : ''), $replace, $template->getSource(), -1, $matches);
             } else {
                 if ($caseSensitive) {
                     $newSource = StringUtil::replace($search, $replace, $template->getSource(), $matches);
                 } else {
                     $newSource = StringUtil::replaceIgnoreCase($search, $replace, $template->getSource(), $matches);
                 }
             }
             if ($matches > 0) {
                 $template->setSource($newSource);
                 $row['matches'] = $matches;
                 $results[] = $row;
             }
         }
     }
     return $results;
 }