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getDocumentContent() returns null if no document was found

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This commit is contained in:
Uwe Steinmann 2021-09-22 09:42:31 +02:00
parent b6452faa9b
commit 96f858cbdd
1 changed files with 5 additions and 3 deletions
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6
SeedDMS_Core/Core/inc.ClassDMS.php
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@ -831,17 +831,19 @@ class SeedDMS_Core_DMS {
* This function retrieves a document content from the database by its id. * This function retrieves a document content from the database by its id.
* *
* @param integer $id internal id of document content * @param integer $id internal id of document content
* @return bool|SeedDMS_Core_Document or false * @return bool|null|SeedDMS_Core_DocumentContent found document content or null if not document content was found or false in case of an error
*/ */
function getDocumentContent($id) { /* {{{ */ function getDocumentContent($id) { /* {{{ */
if (!is_numeric($id)) return false; if (!is_numeric($id)) return false;
if ($id < 1) return false;
$queryStr = "SELECT * FROM `tblDocumentContent` WHERE `id` = ".(int) $id; $queryStr = "SELECT * FROM `tblDocumentContent` WHERE `id` = ".(int) $id;
$resArr = $this->db->getResultArray($queryStr); $resArr = $this->db->getResultArray($queryStr);
if (is_bool($resArr) && $resArr == false) if (is_bool($resArr) && $resArr == false)
return false; return false;
if (count($resArr) != 1) if (count($resArr) != 1)
return false; return null;
$row = $resArr[0]; $row = $resArr[0];
$document = $this->getDocument($row['document']); $document = $this->getDocument($row['document']);