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getMdataValue method added

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tomas 2005-01-21 13:42:40 +00:00
parent 9d3995b658
commit 82875a06f3
2 changed files with 57 additions and 4 deletions
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42
livesupport/modules/storageServer/var/BasicStor.php
View file

@ -23,7 +23,7 @@
Author : $Author: tomas $
Version : $Revision: 1.22 $
Version : $Revision: 1.23 $
Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/storageServer/var/BasicStor.php,v $
------------------------------------------------------------------------------*/
@ -52,7 +52,7 @@ require_once "Transport.php";
* Core of LiveSupport file storage module
*
* @author $Author: tomas $
* @version $Revision: 1.22 $
* @version $Revision: 1.23 $
* @see Alib
*/
class BasicStor extends Alib{
@ -597,6 +597,43 @@ class BasicStor extends Alib{
return $ac->getMetaData();
}
/**
* Get metadata element value
*
* @param id int, virt.file's local id
* @param category string, metadata element name
* @return array of matching records
*/
function bsGetMetadataValue($id, $category)
{
$gunid = $this->_gunidFromId($id);
if(PEAR::isError($gunid)) return $gunid;
if(is_null($gunid)){
return PEAR::raiseError(
"BasicStor::bsGetMdataValue: file not found ($id)",
GBERR_NOTF
);
}
$catOrig = strtolower($category);
// handle predicate namespace shortcut
if(preg_match("|^([^:]+):([^:]+)$|", $catOrig, $catOrigArr)){
$catNs = $catOrigArr[1]; $cat = $catOrigArr[2];
}else{ $catNs=NULL; $cat=$catOrig; }
$cond = "
gunid=x'$gunid'::bigint AND objns='_L' AND
predicate='$cat'
";
if(!is_null($catNs)) $cond .= " AND predns='$catNs'";
$sql = "
SELECT object
FROM {$this->mdataTable}
WHERE $cond
";
$res = $this->dbc->getCol($sql);
if(PEAR::isError($res)) return $res;
return $res;
}
/**
* Search in local metadata database.
*
@ -688,6 +725,7 @@ class BasicStor extends Alib{
}
$rh = $this->dbc->query($sql); $cnt = $rh->numRows(); $rh->free();
$res = $this->dbc->getCol($sql.$limitPart);
if(PEAR::isError($res)) return $res;
if(!is_array($res)) $res = array();
$res = array_map(array("StoredFile", "_normalizeGunid"), $res);
# return array('sql'=>$sql, 'results'=>$res);

19
livesupport/modules/storageServer/var/GreenBox.php
View file

@ -23,7 +23,7 @@
Author : $Author: tomas $
Version : $Revision: 1.24 $
Version : $Revision: 1.25 $
Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/storageServer/var/GreenBox.php,v $
------------------------------------------------------------------------------*/
@ -35,7 +35,7 @@ require_once "BasicStor.php";
* LiveSupport file storage module
*
* @author $Author: tomas $
* @version $Revision: 1.24 $
* @version $Revision: 1.25 $
* @see BasicStor
*/
class GreenBox extends BasicStor{
@ -226,6 +226,21 @@ class GreenBox extends BasicStor{
return $this->bsGetMetadata($id);
}
/**
* Get metadata element value
*
* @param id int, virt.file's local id
* @param category string, metadata element name
* @param sessid string, session id
* @return array of matching records
*/
function getMdataValue($id, $category, $sessid='')
{
if(($res = $this->_authorize('read', $id, $sessid)) !== TRUE)
return $res;
return $this->bsGetMetadataValue($id, $category);
}
/**
* Search in local metadata database.
*