- added new search method which will replace the search operation

in op/op.Search.php
This commit is contained in:
steinm 2010-11-05 20:50:16 +00:00
parent 51c720f20b
commit 15c385e155

View File

@ -91,6 +91,179 @@ class LetoDMS_Document
return new LetoDMS_Document($resArr["id"], $resArr["name"], $resArr["comment"], $resArr["date"], $resArr["expires"], $resArr["owner"], $resArr["folder"], $resArr["inheritAccess"], $resArr["defaultAccess"], $lock, $resArr["keywords"], $resArr["sequence"]);
}
/*
* Search the database for documents
*
* @param query string seach query with space separated words
* @param limit integer number of items in result set
* @param offset integer index of first item in result set
* @param mode string either AND or OR
* @param searchin array() list of fields to search in
* @param startFolder object search in the folder only (null for root folder)
* @param owner object search for documents owned by this user
* @param status array list of status
* @param creationstartdate array search for documents created after this date
* @param creationenddate array search for documents created before this date
* @return array containing the elements total and docs
*/
function search($query, $limit=0, $offset=0, $mode='AND', $searchin=array(), $startFolder=null, $owner=null, $status = array(), $creationstartdate=array(), $creationenddate=array()) {
GLOBAL $db;
// Split the search string into constituent keywords.
$tkeys=array();
if (strlen($query)>0) {
$tkeys = split("[\t\r\n ,]+", $query);
}
// if none is checkd search all
if (count($searchin)==0)
$searchin=array( 0, 1, 2, 3);
$searchKey = "";
// Assemble the arguments for the concatenation function. This allows the
// search to be carried across all the relevant fields.
$concatFunction = "";
if (in_array(1, $searchin)) {
$concatFunction = "`tblDocuments`.`keywords`";
}
if (in_array(2, $searchin)) {
$concatFunction = (strlen($concatFunction) == 0 ? "" : $concatFunction.", ")."`tblDocuments`.`name`";
}
if (in_array(3, $searchin)) {
$concatFunction = (strlen($concatFunction) == 0 ? "" : $concatFunction.", ")."`tblDocuments`.`comment`";
}
if (strlen($concatFunction)>0 && count($tkeys)>0) {
$concatFunction = "CONCAT_WS(' ', ".$concatFunction.")";
foreach ($tkeys as $key) {
$key = trim($key);
if (strlen($key)>0) {
$searchKey = (strlen($searchKey)==0 ? "" : $searchKey." ".$mode." ").$concatFunction." LIKE '%".$key."%'";
}
}
}
// Check to see if the search has been restricted to a particular sub-tree in
// the folder hierarchy.
$searchFolder = "";
if ($startFolder) {
$searchFolder = "`tblDocuments`.`folderList` LIKE '%:".$startFolder->getID().":%'";
}
// Check to see if the search has been restricted to a particular
// document owner.
$searchOwner = "";
if ($owner) {
$searchOwner = "`tblDocuments`.`owner` = '".$owner->getId()."'";
}
// Is the search restricted to documents created between two specific dates?
$searchCreateDate = "";
if ($creationstartdate) {
$startdate = makeTimeStamp(0, 0, 0, $createstartdate["year"], $createstartdate["month"], $createstartdate["day"]);
if ($startdate) {
$searchCreateDate .= "`tblDocuments`.`date` >= ".$startdate;
}
}
if ($creationenddate) {
$stopdate = makeTimeStamp(23, 59, 59, $createenddate["year"], $createenddate["month"], $createenddate["day"]);
if ($stopdate) {
if($startdate)
$searchCreateDate .= " AND ";
$searchCreateDate = "`tblDocuments`.`date` <= ".$stopdate;
}
}
// ---------------------- Suche starten ----------------------------------
//
// Construct the SQL query that will be used to search the database.
//
if (!$db->createTemporaryTable("ttcontentid") || !$db->createTemporaryTable("ttstatid")) {
return false;
}
$searchQuery = "FROM `tblDocumentContent` ".
"LEFT JOIN `tblDocuments` ON `tblDocuments`.`id` = `tblDocumentContent`.`document` ".
"LEFT JOIN `tblDocumentStatus` ON `tblDocumentStatus`.`documentID` = `tblDocumentContent`.`document` ".
"LEFT JOIN `tblDocumentStatusLog` ON `tblDocumentStatusLog`.`statusID` = `tblDocumentStatus`.`statusID` ".
"LEFT JOIN `ttstatid` ON `ttstatid`.`maxLogID` = `tblDocumentStatusLog`.`statusLogID` ".
"LEFT JOIN `ttcontentid` ON `ttcontentid`.`maxVersion` = `tblDocumentStatus`.`version` AND `ttcontentid`.`document` = `tblDocumentStatus`.`documentID` ".
"LEFT JOIN `tblDocumentLocks` ON `tblDocuments`.`id`=`tblDocumentLocks`.`document` ".
"WHERE `ttstatid`.`maxLogID`=`tblDocumentStatusLog`.`statusLogID` ".
"AND `ttcontentid`.`maxVersion` = `tblDocumentContent`.`version`";
if (strlen($searchKey)>0) {
$searchQuery .= " AND (".$searchKey.")";
}
if (strlen($searchFolder)>0) {
$searchQuery .= " AND ".$searchFolder;
}
if (strlen($searchOwner)>0) {
$searchQuery .= " AND (".$searchOwner.")";
}
if (strlen($searchCreateDate)>0) {
$searchQuery .= " AND (".$searchCreateDate.")";
}
// status
if ($status) {
$searchQuery .= " AND `tblDocumentStatusLog`.`status` IN (".implode(',', $status).")";
}
// Count the number of rows that the search will produce.
$resArr = $db->getResultArray("SELECT COUNT(*) AS num ".$searchQuery);
$totalDocs = 0;
if (is_numeric($resArr[0]["num"]) && $resArr[0]["num"]>0) {
$totalDocs = (integer)$resArr[0]["num"];
}
if($limit) {
$totalPages = (integer)($totalDocs/$limit);
if (($totalDocs%$limit) > 0) {
$totalPages++;
}
} else {
$totalPages = 1;
}
// If there are no results from the count query, then there is no real need
// to run the full query. TODO: re-structure code to by-pass additional
// queries when no initial results are found.
// Prepare the complete search query, including the LIMIT clause.
$searchQuery = "SELECT `tblDocuments`.*, ".
"`tblDocumentContent`.`version`, ".
"`tblDocumentStatusLog`.`status`, `tblDocumentLocks`.`userID` as `lockUser` ".$searchQuery;
if($limit) {
$searchQuery .= " LIMIT ".$offset.",".$limit;
}
// Send the complete search query to the database.
$resArr = $db->getResultArray($searchQuery);
// ------------------- Ausgabe der Ergebnisse ----------------------------
$numResults = count($resArr);
if ($numResults == 0) {
return array('totalDocs'=>$totalDocs, 'totalPages'=>$totalPages, 'docs'=>array());
}
foreach ($resArr as $docArr) {
$document = new LetoDMS_Document(
$docArr["id"], $docArr["name"],
$docArr["comment"], $docArr["date"],
$docArr["expires"], $docArr["owner"],
$docArr["folder"], $docArr["inheritAccess"],
$docArr["defaultAccess"], $docArr["lockUser"],
$docArr["keywords"], $docArr["sequence"]);
$docs[] = $document;
}
return(array('totalDocs'=>$totalDocs, 'totalPages'=>$totalPages, 'docs'=>$docs));
}
function getDir() {
global $settings;
return $settings->_contentOffsetDir."/".$this->_id."/";