function Down()
{
global $_J;
$attach_config = jconf::get('attach');
if ($this->MemberHandler->HasPermission($this->Module, $this->Code) == false) {
$response = '0,0,0,0,0';
} else {
$uid = MEMBER_ID;
$aid = jget('aid', 'int');
if ($aid > 0) {
$down_attach_info = DB::fetch_first("SELECT * FROM " . DB::table('topic_attach') . " WHERE id = '{$aid}' AND tid != 0");
}
if (empty($down_attach_info) || empty($down_attach_info['file'])) {
$response = '0,1,0,0,0';
} else {
$score = $down_attach_info['score'];
$dfurl = base64_encode($down_attach_info['filesize'] . '|' . $aid . '|' . $down_attach_info['dateline'] . '|' . $down_attach_info['download']);
$url = 'index.php?mod=attach&code=download&downfile=' . $dfurl;
if (in_array($_J['member']['role_id'], explode(',', $attach_config['no_score_user']))) {
$points = 1;
$score = $score > 0 ? -1 : 0;
} else {
$credits = DB::result_first("SELECT credits FROM " . DB::table('members') . " WHERE uid = '{$uid}'");
$points = (int) $credits - (int) $score;
$points = $points == 0 ? 1 : $points;
}
$ftptype = getftptype($down_attach_info['site_url']);
$isaliyun = $ftptype == 'Aliyun' ? 1 : 0;
$target = $down_attach_info['site_url'] ? $isaliyun ? 2 : 1 : 0;
$self = $down_attach_info['uid'] == MEMBER_ID ? 1 : 0;
$response = $points . ',' . $score . ',' . $target . ',' . $self . ',' . $url;
}
}
response_text($response);
}
function Download()
{
global $_J;
$attach_config = jconf::get('attach');
$uid = MEMBER_ID;
if ($uid < 1) {
$this->Messager("请先<a href='index.php?mod=login'>点此登录</a>或者<a href='index.php?mod=member'>点此注册</a>一个帐号", 'index.php?mod=login');
}
$candown = jclass('member')->HasPermission('uploadattach', 'down');
if (!$candown) {
$this->Messager("您没有下载附件的权限", null);
}
$readmod = 2;
$downfile = get_param('downfile');
if (!$downfile) {
$this->Messager("您的下载链接地址错误", null);
}
@(list($dasize, $daid, $datime, $dadown) = explode('|', base64_decode($downfile)));
$daid = (int) $daid;
if ($daid <= 0) {
$this->Messager("您的下载链接地址错误", null);
}
$down_attach_file = $this->AttachLogic->get_down_info($daid);
if (empty($down_attach_file)) {
$this->Messager("您的下载链接地址错误", null);
}
if ($dadown != $down_attach_file['download']) {
defined('NEDU_MOYO') || $this->Messager("您的下载链接地址已经过期或失效！或您使用的是<font class='R'>360浏览器</font>，因其系统缺陷，请更换其它浏览器进行下载！", null);
}
$MIMETypes = array('doc' => 'application/msword', 'ppt' => 'application/vnd.ms-powerpoint', 'pdf' => 'application/pdf', 'xls' => 'application/vnd.ms-excel', 'txt' => 'text/plain', 'rar' => 'application/octet-stream', 'zip' => 'application/zip', 'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document', 'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet', 'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation');
$de_attach_file_type = explode('|', $this->Config['attach_file_type']);
foreach ($de_attach_file_type as $val) {
if (!isset($MIMETypes[$val])) {
$MIMETypes[$val] = 'application/octet-stream';
}
}
if (!isset($MIMETypes[$down_attach_file['filetype']])) {
$this->Messager("您只能下载（" . strtoupper(str_replace('|', ',', $this->Config['attach_file_type'])) . "）类型的文件", null);
}
if (!$down_attach_file['file'] || empty($down_attach_file['site_url']) && !(file_exists($down_attach_file['file']) && is_readable($down_attach_file['file']))) {
$this->Messager("在服务器上找不到您要下载的文件，或文件不可读，或被删除，或数据错误，请联系网站管理员", null);
}
$auid = $down_attach_file['uid'];
$score = $down_attach_file['score'];
$this->AttachLogic->mod_download_num($daid);
if ($score > 0) {
if (!in_array($_J['member']['role_id'], explode(',', $attach_config['no_score_user']))) {
update_credits_by_action('attach_down', $uid, 1, -$score);
}
if ($auid != $uid) {
update_credits_by_action('down_my_attach', $auid, 1, $score);
}
}
if ($down_attach_file['site_url']) {
$ftptype = getftptype($down_attach_file['site_url']);
if ($ftptype == 'Aliyun') {
$ftpkey = getftpkey($down_attach_file['site_url']);
$ftps = jconf::get('ftp');
if ($ftps[$ftpkey]['type'] == 'Aliyun') {
define('ALI_LOG', FALSE);
define('ALI_DISPLAY_LOG', FALSE);
define('ALI_LANG', 'zh');
define('OSS_ACCESS_ID', $ftps[$ftpkey]['username']);
define('OSS_ACCESS_KEY', $ftps[$ftpkey]['password']);
define('OSS_BUCKET', $ftps[$ftpkey]['attachdir']);
define('OSS_HOST_NAME', $ftps[$ftpkey]['host']);
define('OSS_HOST_PORT', $ftps[$ftpkey]['port']);
define('OSS_SIGN_TIMEOUT', $ftps[$ftpkey]['timeout']);
define('OSS_ENABLED', $ftps[$ftpkey]['on']);
$oss = jclass('jishigou/oss');
$file = str_replace('./', '', $down_attach_file['file']);
$filename = urlencode(array_iconv($this->Config['charset'], 'UTF-8', $down_attach_file['name']));
$res = $oss->sign_url($file . '?response-content-disposition=attachment; filename=' . $filename, str_replace('http:/' . '/', '', $down_attach_file['site_url']));
$res = str_replace("?OSSAccessKeyId", "&OSSAccessKeyId", $res);
$res = str_replace("%3F", "?", $res);
$res = str_replace("disposition%3Dattachment", "disposition=attachment", $res);
header('location:' . $res);
}
} else {
$fileurl = $down_attach_file['site_url'] . '/' . str_replace('./', '', $down_attach_file['file']);
$this->Messager("文件存储在外部地址或FTP空间，正在跳转，请稍侯......", $fileurl);
}
} else {
$fileType = $MIMETypes[$down_attach_file['filetype']];
$down_attach_file['name'] = '"' . (strtolower(str_replace('-', '', $this->Config['charset'])) == 'utf8' && strexists($_SERVER['HTTP_USER_AGENT'], 'MSIE') ? urlencode($down_attach_file['name']) : $down_attach_file['name']) . '"';
ob_end_clean();
ob_start();
header('Cache-control: max-age=31536000');
header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 31536000) . ' GMT');
header('Content-Encoding: none');
header('Content-type: ' . $fileType);
header('Content-Disposition: attachment; filename=' . $down_attach_file['name']);
header('Content-Length: ' . filesize($down_attach_file['file']));
if ($readmod == 1 || $readmod == 3) {
if ($fp = @fopen($down_attach_file['file'], 'rb')) {
@fseek($fp, 0);
if (function_exists('fpassthru') && $readmod == 3) {
@fpassthru($fp);
} else {
echo @fread($fp, filesize($down_attach_file['file']));
}
}
@fclose($fp);
} else {
@readfile($down_attach_file['file']);
}
@flush();
@ob_flush();
}
}