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}
function _bind($params) {
if (count($params) != $this->stmt->param_count)
throw new Exception('Parameter count does not match query');
$types = '';
$ps = array();
if (is_int($p) || is_bool($p))
elseif (is_float($p))
$types .= 'd';
// TODO: Emit error if param is null
array_unshift($ps, $types);
call_user_func_array(array($this->stmt,'bind_param'), $ps);
}
function _setup_output() {
if (!($meta = $this->stmt->result_metadata()))
throw new OrmException('Unable to fetch statment metadata: ', $this->stmt->error);
while ($f = $meta->fetch_field())
$this->fields[] = $f;
}
// Iterator interface
function rewind() {
if (!isset($this->stmt))
$this->_prepare();
$this->stmt->data_seek(0);
}
function next() {
$status = $this->stmt->fetch();
if ($status === false)
throw new OrmException($this->stmt->error);
elseif ($status === null) {
$this->close();
return false;
}
return true;
}
function getArray() {
$output = array();
$variables = array();
if (!isset($this->stmt))
$this->_prepare();
foreach ($this->fields as $f)
$variables[] = &$output[$f->name]; // pass by reference
if (!call_user_func_array(array($this->stmt, 'bind_result'), $variables))
throw new OrmException('Unable to bind result: ' . $this->stmt->error);
if (!$this->next())
return false;
return $output;
}
function getRow() {
$output = array();
$variables = array();
if (!isset($this->stmt))
$this->_prepare();
foreach ($this->fields as $f)
$variables[] = &$output[]; // pass by reference
if (!call_user_func_array(array($this->stmt, 'bind_result'), $variables))
throw new OrmException('Unable to bind result: ' . $this->stmt->error);
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if (!$this->next())
return false;
return $output;
}
function getStruct() {
$output = array();
$variables = array();
if (!isset($this->stmt))
$this->_prepare();
foreach ($this->fields as $f)
$variables[] = &$output[$f->table][$f->name]; // pass by reference
// TODO: Figure out what the table alias for the root model will be
call_user_func_array(array($this->stmt, 'bind_result'), $variables);
if (!$this->next())
return false;
return $output;
}
function close() {
if (!$this->stmt)
return;
$this->stmt->close();
$this->stmt = null;
}
function affected_rows() {
return $this->stmt->affected_rows;
}
function insert_id() {
return $this->stmt->insert_id;
}
function __toString() {
return $this->sql;
}
}
?>