/**
* 列出所有模型
*/
function actionModels()
{
$models = new QColl('QReflection_Model');
foreach ($this->_managed_app->reflectionModules() as $module) {
$models->append($module->reflectionModels());
}
$this->view['models'] = $models;
try {
$tables = $this->_getDBO()->metaTables();
if (!empty($tables)) {
$tables = array_combine($tables, $tables);
}
array_unshift($tables, 0);
$tables[0] = '- 选择要使用的数据表 -';
} catch (QException $ex) {
$error = $this->_getLastError();
if ($error) {
$error = "\n\n{$error}";
}
$this->app()->setFlashMessage($ex->getMessage() . $error, self::FLASH_MSG_ERROR);
$tables = array('- 无法读取数据库或没有数据表 -');
}
$this->view['tables'] = $tables;
$this->_help_text = '查看已有的模型，并能够创建新模型。';
}
/**
* 列出所有模型
*/
function actionModels()
{
$models = new QColl('QReflection_Model');
foreach ($this->_managed_app->modules() as $module) {
$models->append($module->models());
}
$this->_view['models'] = $models;
try {
$tables = @$this->_getDBO()->metaTables();
if (!empty($tables)) {
$tables = array_combine($tables, $tables);
}
array_unshift($tables, 0);
$tables[0] = '- 选择要使用的数据表 -';
} catch (QException $ex) {
$error = $this->_getLastError();
if ($error) {
$error = "\n\n{$error}";
}
return $this->_redirectMessage('失败 - 无法读取数据库或没有数据表', $ex->getMessage(), url('default/index'));
}
$this->_view['tables'] = $tables;
}
/**
* 魔法方法，实现对象属性的设置
*
* @param string $prop_name
* @param mixed $value
*/
function __set($prop_name, $value)
{
$meta = self::$_meta[$this->_class_name];
/* @var $meta QDB_ActiveRecord_Meta */
if (!isset($meta->props[$prop_name])) {
throw new QDB_ActiveRecord_UndefinedPropException($this->_class_name, $prop_name);
}
$config = $meta->props[$prop_name];
if ($config['readonly']) {
throw new QDB_ActiveRecord_SettingReadonlyPropException($this->_class_name, $prop_name);
}
if (!empty($config['setter'])) {
// 如果指定了属性的 setter，则通过 setter 方法来修改属性值
$callback = $config['setter'];
if (!is_array($callback[0])) {
$this->{$callback[0]}($value);
return;
} else {
call_user_func($callback[0], $this, $value);
}
// 修改属性的脏状态
$this->_changed_props[$prop_name] = $prop_name;
return;
}
if ($config['assoc']) {
// 在指定关联对象时，要进行类型检查
if ($config['assoc'] == QDB::HAS_ONE || $config['assoc'] == QDB::BELONGS_TO) {
if ($value instanceof $config['assoc_class']) {
$this->_props[$prop_name] = $value;
} else {
throw new QDB_ActiveRecord_SettingPropTypeMismatch($this->_class_name, $prop_name, $config['assoc_class'], gettype($value));
}
} else {
if (is_array($value)) {
$this->_props[$prop_name] = QColl::createFromArray($value, $config['assoc_class']);
} elseif ($value instanceof Iterator) {
$this->_props[$prop_name] = $value;
} else {
throw new QDB_ActiveRecord_SettingPropTypeMismatch($this->_class_name, $prop_name, 'Iterator', gettype($value));
}
}
$this->_changed_props[$prop_name] = $prop_name;
} elseif ($this->_props[$prop_name] !== $value) {
$this->_props[$prop_name] = self::_typed($value, $config['ptype']);
$this->_changed_props[$prop_name] = $prop_name;
}
}
/**
* @dataProvider arrProvider
*/
function testCreateFromArray($data)
{
$arr = array();
foreach ($data as $item) {
$arr[] = new MyItem($item['index']);
}
$coll = QColl::createFromArray($arr, 'MyItem');
$this->assertEquals(count($data), count($coll));
$this->assertEquals($data, $coll->toArray());
}
/**
* 魔法方法，实现对象属性的设置
*
* @param string $prop_name
* @param mixed $value
*/
function __set($prop_name, $value)
{
$meta = self::$_meta[$this->_class_name];
/* @var $meta QDB_ActiveRecord_Meta */
if (!isset($meta->props[$prop_name])) {
throw new QDB_ActiveRecord_UndefinedPropException($this->_class_name, $prop_name);
}
$config = $meta->props[$prop_name];
if ($config['readonly']) {
throw new QDB_ActiveRecord_ChangingReadonlyPropException($this->_class_name, $prop_name);
}
if (!empty($config['setter'])) {
// 如果指定了属性的 setter，则通过 setter 方法来修改属性值
list($callback, $custom_parameters) = $config['setter'];
if (!is_array($callback)) {
$callback = array($this, $callback);
$args = array($value, $prop_name, $custom_parameters, &$this->_props);
} else {
$args = array($this, $value, $prop_name, $custom_parameters, &$this->_props);
}
return call_user_func_array($callback, $args);
}
if ($config['assoc']) {
// 在指定关联对象时，要进行类型检查
if ($config['assoc'] == QDB::HAS_ONE || $config['assoc'] == QDB::BELONGS_TO) {
if ($value instanceof $config['assoc_class']) {
$this->_props[$prop_name] = $value;
if ($config['assoc'] == QDB::BELONGS_TO) {
$assoc = $meta->assoc($prop_name);
$this->_props[$assoc->source_key] = $value[$assoc->target_key];
$this->_changed_props[$assoc->source_key] = $assoc->source_key;
}
} else {
throw new QDB_ActiveRecord_SettingPropTypeMismatchException($this->_class_name, $prop_name, $config['assoc_class'], gettype($value));
}
} else {
if (is_array($value)) {
$this->_props[$prop_name] = QColl::createFromArray($value, $config['assoc_class']);
} elseif ($value instanceof Iterator) {
$this->_props[$prop_name] = $value;
} else {
throw new QDB_ActiveRecord_SettingPropTypeMismatchException($this->_class_name, $prop_name, 'Iterator', gettype($value));
}
}
$this->_changed_props[$prop_name] = $prop_name;
} elseif ($this->_props[$prop_name] !== $value) {
$this->_props[$prop_name] = self::_typed($value, $config['ptype']);
$this->_changed_props[$prop_name] = $prop_name;
}
}
/**
* 以对象方式返回数据
* 如果设置了return_first为true，直接返回单个对象，否则返回对象集合
* 更多讨论，参看：http://qeephp.com/bbs/thread-7551-1-1.html
*
* @param string $class_name
* @param boolean $return_first
* @access public
* @return mixed
*/
function fetchObject($class_name, $return_first = false)
{
$objs = array();
$is_ar = is_subclass_of($class_name, 'QDB_ActiveRecord_Abstract');
while ($row = $this->fetchRow()) {
$obj = $is_ar ? new $class_name($row, QDB::FIELD, true) : new $class_name($row);
if ($return_first) {
return $obj;
}
$objs[] = $obj;
}
return QColl::createFromArray($objs, $class_name);
}
/**
* 迭代方法：迭代状态是否有效
*
* @return boolean
*/
function valid()
{
return $this->_elements->valid();
}
