/**
* Pseudo-constructor, initializes the tag with its definition from tag and row id
*
* @param string $blockID, the block id to initialise
* @param integer $rowID, the row id which contain the block to load
* @return boolean true on success, false on failure.
* @access public
*/
function initializeFromID($blockID, $rowID)
{
if (!sensitiveIO::isPositiveInteger($rowID)) {
$this->raiseError("rowID must be a positive integer : " . $rowID);
return false;
}
//instanciate row to get block definition
$row = new CMS_row($rowID);
$blockTag = $row->getBlockTagById($blockID);
if (!is_object($blockTag)) {
$this->raiseError('Can\'t get block ' . $blockID . ' from row id : ' . $rowID);
return false;
}
$this->initializeFromTag($blockTag->getAttributes(), $blockTag->getInnerContent());
return true;
}
