if (in_array($file_type, $config_uploadfile_hibit_type_arr) == false || $config_uploadfile_hibit_type_arr == null) {
$post_file_sha1 = sha1_file($_FILES[$upload_post_name]['tmp_name']);
$upload_view = $oapost->view_list(null, null, null, 'public', $post_type, 1, 1, 0, false, 0, '', $post_file_sha1);
$upload_id = 0;
$upload_name = $_FILES[$upload_post_name]['name'];
if ($upload_view) {
//如果文件已经存在，则直接引用
$upload_id = $upload_view[0]['id'];
$upload_name = $upload_view[0]['post_name'];
} else {
//如果文件不存在，则开始转移文件
$file_dest_dir = UPLOADFILE_DIR . DS . date('Ym') . DS . date('d');
if (corefile::new_dir($file_dest_dir) == true) {
$file_dest = '';
$file_dest_ls = $file_dest_dir . DS . $_FILES[$upload_post_name]["name"];
if (corefile::is_file($file_dest_ls)) {
$file_dest = $file_dest_dir . DS . rand(1, 9999) . $_FILES[$upload_post_name]["name"];
} else {
$file_dest = $file_dest_ls;
}
if (corefile::move_upload($_FILES[$upload_post_name]["tmp_name"], $file_dest) == true) {
$post_res = $oapost->add($_FILES[$upload_post_name]['name'], '', $post_type, 0, $post_user, $post_file_sha1, $_FILES[$upload_post_name]['name'], $file_dest, 'public', $_FILES[$upload_post_name]['type']);
if ($post_res > 0) {
//上传成功，创建记录
$upload_id = $post_res;
} else {
corefile::delete_file($file_dest);
$message = '文件上传失败，无法创建相关数据。';
$message_bool = false;
}
} else {
/**
* 创建ZIP文件并压缩目录或文件
* @since 2
* @param string $zip_filename 压缩包路径
* @param string $src 压缩对象
* @return boolean
*/
public static function create_zip($zip_filename, $src)
{
$return = false;
if (class_exists('ZipArchive') == true) {
$zip = new ZipArchive();
if (corefile::is_file($zip_filename)) {
$zip->open($zip_filename);
} else {
$zip->open($zip_filename, ZIPARCHIVE::CREATE);
}
$return = corefile::create_zip_add($zip, $src);
$zip->close();
}
return $return;
}
$message = '系统还原成功！';
$message_bool = true;
} else {
$message = '无法还原系统，可能是该备份文件损坏了！';
$message_bool = false;
}
//开启平台
$oaconfig->save('WEB_ON', '1');
}
/**
* 删除备份
* @since 1
*/
if (isset($_GET['del']) == true) {
$backup_filename = $backup_dir . DS . (int) substr($_GET['del'], 0, -4) . '.zip';
if (corefile::is_file($backup_filename) == true) {
if (corefile::delete_file($backup_filename) == true) {
$message = '删除成功！';
$message_bool = true;
}
}
if (!$message) {
$message = '无法删除该备份文件！';
$message_bool = false;
}
}
/**
* 获取备份文件列表
* @since 1
*/
$table_list = corefile::list_dir($backup_dir, '*.zip');
/**
* 生成新的备份文件
* @since 2
* @param coredb $db 数据库操作句柄
* @param string $backup_dir 备份到目录
* @param string $content_dir 文件数据目录
* @return string 备份文件路径
*/
function plugbackup(&$db, $backup_dir, $content_dir)
{
$return = '';
$bool = false;
$file_type = 'zip';
$ls_dir = $backup_dir . DS . substr(sha1(rand(1, 99999)), 0, 8);
if (!corefile::is_dir($ls_dir)) {
$ls_sql_dir = $ls_dir . DS . 'sql';
//创建临时目录
$bool = corefile::new_dir($ls_dir);
//创建临时SQL目录
if ($bool == true) {
$bool = corefile::new_dir($ls_sql_dir);
}
//拷贝文件数据
if ($bool == true) {
$bool = corefile::copy_dir($content_dir . DS . 'files', $ls_dir . DS . 'content' . DS . 'files');
}
if ($bool == true) {
$bool = corefile::copy_dir($content_dir . DS . 'logs', $ls_dir . DS . 'content' . DS . 'logs');
}
//依次遍历所有数据并拷贝到文件内
foreach ($db->tables as $k => $v) {
//创建表目录
$v_table_dir = $ls_sql_dir . DS . $v;
if ($bool == true) {
$bool = corefile::new_dir($v_table_dir);
} else {
break;
}
//计算表内所有字段数据平均长度，得出最终步长
$max = 50;
if ($bool == true) {
$sql = 'SELECT AVG( LENGTH(`' . implode('`))+AVG(LENGTH(`', $db->fields[$k]) . '`)) as al FROM `' . $v . '`';
$sth = $db->prepare($sql);
if ($sth->execute() == true) {
$res = (int) $sth->fetchColumn();
if ($res > 500) {
$max = 20;
} elseif ($res > 1000) {
$max = 10;
} elseif ($res > 5000) {
$max = 1;
}
} else {
$bool = false;
break;
}
} else {
break;
}
//遍历数据写入文件
$p = 0;
$p_bool = true;
while ($p_bool) {
$sql = 'SELECT * FROM `' . $v . '` ORDER BY ' . $db->fields[$k][0] . ' ASC LIMIT ' . $p * $max . ',' . $max;
$sth = $db->prepare($sql);
if ($sth->execute() == true) {
$res = $sth->fetchAll(PDO::FETCH_ASSOC);
if ($res) {
$file_content = 'INSERT INTO `' . $v . '`(`' . implode('`,`', array_keys($res[0])) . '`) VALUES';
foreach ($res as $v_res) {
$file_content .= '(';
foreach ($v_res as $v_res_v) {
if ($v_res_v == null) {
$file_content .= 'NULL,';
} elseif (is_int($v_res_v) == true) {
$file_content .= $v_res_v . ',';
} else {
$file_content .= '\'' . $v_res_v . '\',';
}
}
$file_content = substr($file_content, 0, -1);
$file_content .= '),';
}
$file_content = substr($file_content, 0, -1) . ';';
$file_table_row = $v_table_dir . DS . $v . '_' . $p . '.sql';
$p_bool = corefile::edit_file($file_table_row, $file_content);
$bool = $p_bool;
$file_content = null;
} else {
$p_bool = false;
$bool = true;
}
} else {
$p_bool = false;
$bool = false;
}
$p += 1;
}
}
}
//将临时文件压缩为压缩包
$backup_file = $backup_dir . DS . time() . '.' . $file_type;
if (corefile::is_file($backup_file)) {
$bool = corefile::delete_file($backup_file);
}
if ($bool == true) {
$bool = corefile::create_zip($backup_file, $ls_dir);
}
if ($bool == true) {
$return = $backup_file;
} else {
//失败删除所有临时文件
corefile::delete_file($backup_file);
}
//删除临时文件
corefile::delete_dir($ls_dir);
return $return;
}
