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add fast sql statement to getReceiptStatus() if limit=1

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This commit is contained in:
Uwe Steinmann 2018-01-31 20:03:22 +01:00
parent f3e1c56d5d
commit 39b94d4c75
1 changed files with 19 additions and 1 deletions
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20
SeedDMS_Core/Core/inc.ClassDocument.php
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@ -3824,9 +3824,27 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
// Retrieve the current status of each assigned reviewer for the content
// represented by this object.
// When just the last log entry for each recipient is needed then a single
// sql statement is much faster than the code below which first retrieves
// all receivers and than the logs
// FIXME: caching was turned off to make list of review log in ViewDocument
// possible
if (1 || !isset($this->_receiptStatus)) {
if($limit == 1) {
/* The following sql statement is somewhat optimized. The first join is
* crucial because it should first take the table with the least number
* of records and join the other tables. ttreceiptid join tblDocumentRecipients
* is faster than tblDocumentRecipients join ttreceiptid
*/
$queryStr=
"SELECT `tblDocumentRecipients`.*, `tblDocumentReceiptLog`.`receiptLogID`, `tblDocumentReceiptLog`.`status`, `tblDocumentReceiptLog`.`comment`, `tblDocumentReceiptLog`.`date`, `tblDocumentReceiptLog`.`userID`, `tblUsers`.`fullName`, `tblGroups`.`name` FROM `ttreceiptid` LEFT JOIN `tblDocumentRecipients` ON `tblDocumentRecipients`.`receiptID`=`ttreceiptid`.`receiptID` LEFT JOIN `tblDocumentReceiptLog` ON `ttreceiptid`.`maxLogID`=`tblDocumentReceiptLog`.`receiptLogID` LEFT JOIN `tblUsers` ON `tblDocumentRecipients`.`required`=`tblUsers`.`id` LEFT JOIN `tblGroups` ON `tblDocumentRecipients`.`required`=`tblGroups`.`id` WHERE `version`='".$this->_version
."' AND `documentID` = '". $this->_document->getID() ."' ";
$recs = $db->getResultArray($queryStr);
if (is_bool($recs) && !$recs) {
unset($this->_receiptStatus);
return false;
}
$this->_receiptStatus = $recs;
} elseif (1 || !isset($this->_receiptStatus)) {
/* First get a list of all receipts for this document content */
$queryStr=
"SELECT `receiptID` FROM `tblDocumentRecipients` WHERE `version`='".$this->_version