/**
* 对多行记录集递归查询，并将查询结果组装到记录中
*
* @param string $mappingName
* @param array $rowset
* @param array $enabledLinks
*/
function assembleRecursionRowset($mappingName, &$rowset, $enabledLinks = null)
{
$assoclink =& $this->getLink($mappingName);
if ($assoclink == false) {
return false;
}
$assoclink->init();
$tdg =& $assoclink->assocTDG;
$arowset = array();
foreach (array_keys($rowset) as $offset) {
$arowset[] =& $rowset[$offset][$mappingName];
}
$keys = array_keys($arowset);
if (!is_array($enabledLinks)) {
if ($enabledLinks == null) {
$enabledLinks = array_keys($tdg->links);
} else {
$enabledLinks = explode(',', $enabledLinks);
array_walk($enabledLinks, 'trim');
$enabledLinks = array_filter($enabledLinks, 'strlen');
}
}
$enabledLinks = array_flip($enabledLinks);
$enabledLinks = array_change_key_case($enabledLinks, CASE_LOWER);
$this->enableLinks(array_keys($enabledLinks));
foreach ($tdg->links as $link) {
/* @var $link FLEA_Db_TableLink */
if (!$link->enabled || !$link->linkRead || !isset($enabledLinks[$link->mappingName])) {
continue;
}
$in = array();
$assocRowset = array();
switch ($assoclink->type) {
case HAS_ONE:
case BELONGS_TO:
foreach ($keys as $key) {
$pkv = $arowset[$key][$link->mainTDG->primaryKey];
$in[] = $pkv;
$assocRowset[$pkv] =& $arowset[$key];
$arowset[$key][$link->mappingName] = null;
}
break;
case HAS_MANY:
case MANY_TO_MANY:
foreach ($keys as $key) {
foreach (array_keys($arowset[$key]) as $offset) {
$pkv = $arowset[$key][$offset][$link->mainTDG->primaryKey];
$in[] = $pkv;
$assocRowset[$pkv] =& $arowset[$key][$offset];
$arow[$key][$offset][$link->mappingName] = null;
}
}
}
$in = 'IN (' . implode(',', array_map(array(&$this->dbo, 'qstr'), $in)) . ')';
$sql = $link->getFindSQL($in);
$this->dbo->assemble($sql, $assocRowset, $link->mappingName, $link->oneToOne, $link->mainTDG->pka, $link->limit);
}
return true;
}
