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UploadFileValidateBehavior.php
File metadata and controls
158 lines (144 loc) · 4.48 KB
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<?php
/**
* UploadFileValidateBehavior
*
* @author Ryuji AMANO <ryuji@ryus.co.jp>
* @link http://www.netcommons.org NetCommons Project
* @license http://www.netcommons.org/license.txt NetCommons License
*/
App::uses('SiteSettingUtil', 'SiteManager.Utility');
/**
* Class UploadFileValidateBehavior
*/
class UploadFileValidateBehavior extends ModelBehavior {
/**
* NetCommons3のセキュリティ設定で許可されている拡張子かチェックする
*
* @param Model $model Model
* @param string $extension 拡張子
* @return bool
*/
public function isAllowUploadFileExtension(Model $model, $extension) {
$allowExtension = $this->getAllowExtension($model);
return in_array(strtolower($extension), $allowExtension, true);
}
/**
* NetCommons3のセキュリティ設定で許可されている拡張子のリストを返す
*
* @param Model $model Model
* @return array
*/
public function getAllowExtension(Model $model) {
$uploadAllowExtension = explode(',', SiteSettingUtil::read('Upload.allow_extension'));
$uploadAllowExtension = array_map('trim', $uploadAllowExtension);
return $uploadAllowExtension;
}
/**
* ルームのファイルサイズ合計を返す
* 履歴データは含まない。
*
* @param Model $model Model
* @param int $roomId ルームID
* @return int 合計ファイルサイズ(Byte)
*/
public function getTotalSizeByRoomId(Model $model, $roomId) {
// 単純sumじゃだめ。重複は排除しないといけないのでSQL直書き
$query = <<< EOF
SELECT sum(size) AS total_size FROM
(
SELECT DISTINCT `UploadFile`.`id`, `UploadFile`.`size`
FROM `%s` AS `UploadFilesContent`
LEFT JOIN `%s` AS `UploadFile`
ON (`UploadFilesContent`.`upload_file_id` = `UploadFile`.`id`)
WHERE (
(`UploadFilesContent`.`content_is_active` IN (1, NULL))
OR
(`UploadFilesContent`.`content_is_latest` IN (1, NULL))
) AND `UploadFile`.`room_id` = ?
GROUP BY `UploadFile`.`id`
) AS UploadFileSize;
EOF;
$query = sprintf($query,
$model->tablePrefix . 'upload_files_contents',
$model->tablePrefix . 'upload_files');
$result = $model->query($query, [$roomId]);
$total = $result[0][0]['total_size'];
$total = (is_null($total)) ? 0 : $total;
return $total;
}
/**
* NetCommons3のシステム管理→一般設定で許可されているルーム容量内かをチェックするバリデータ
*
* @param Model $model Model
* @param array $check バリデートする値
* @return bool|string 容量内: true, 容量オーバー: string エラーメッセージ
*/
public function validateRoomFileSizeLimit(Model $model, $check) {
$field = $this->_getField($check);
$roomId = Current::read('Room.id');
$maxRoomDiskSize = Current::read('Space.room_disk_size');
if ($maxRoomDiskSize === null) {
return true;
}
// sizeなければuploadされてないのでtrueでぬける
if (!isset($check[$field]['size'])) {
return true;
}
$size = $check[$field]['size'];
$roomTotalSize = $this->getTotalSizeByRoomId($model, $roomId);
if (($roomTotalSize + $size) < $maxRoomDiskSize) {
return true;
} else {
$roomsLanguage = ClassRegistry::init('Room.RoomsLanguage');
$data = $roomsLanguage->find(
'first',
[
'conditions' => [
'room_id' => $roomId,
'language_id' => Current::read('Language.id'),
]
]
);
$roomName = $data['RoomsLanguage']['name'];
// ファイルサイズをMBとかkb表示に
$message = __d(
'files',
'Total file size uploaded to the %s, exceeded the limit. The limit is %s(%s left).',
$roomName,
CakeNumber::toReadableSize($maxRoomDiskSize),
CakeNumber::toReadableSize($maxRoomDiskSize - $roomTotalSize)
);
return $message;
}
}
/**
* validateRemove
*
* @param Model $model Model
* @param array $check バリデートする値
* @return bool
*/
public function validateRemoveWithoutUploading(Model $model, $check) : bool {
$fieldName = $this->_getField($check);
// ファイルの添付と同時に削除は不可
$remove = $model->data[$model->alias][$fieldName]['remove'] ?? null;
if (!$remove) {
return true;
}
$uploadError = $model->data[$model->alias][$fieldName]['error']?? null;
if ($uploadError === null) {
return true;
}
return $uploadError === UPLOAD_ERR_NO_FILE;
}
/**
* Returns the field to check
*
* @param array $check array of validation data
* @return string
*/
protected function _getField($check) {
$fieldKeys = array_keys($check);
return array_pop($fieldKeys);
}
}