function thumb($url = '', $source = '', $name = '', $type = -1, $width = 0, $height = 0)
{
//如何生成不成功，则返回原url
global $cms_abs, $cmsurl, $ftp_url, $atm_smallsite;
if (!$url || !$source || !$name || !$width || !$height) {
return $url;
}
include_once M_ROOT . "./include/upload.cls.php";
if ($ftp_url && preg_match(u_regcode($ftp_url), $url)) {
//ftp上的文件
include_once M_ROOT . "./include/http.cls.php";
include_once M_ROOT . "./include/ftp.fun.php";
//下载原图
$tempfile = M_ROOT . './dynamic/imcache/' . basename($url);
mmkdir($tempfile, 0, 1);
$m_http = new http();
$m_http->savetofile($url, $tempfile);
unset($m_http);
//生成缩略图
$m_upload = new cls_upload();
$m_upload->image_resize($tempfile, $width, $height, $tempfile . '.s.jpg');
@unlink($tempfile);
unset($m_upload);
//上传缩略图
$ftpfile = preg_replace(u_regcode($ftp_url), '', $url) . 's/' . $width . '_' . $height . '.jpg';
//根据url得到缩略上传到的位置
$tempfile .= '.s.jpg';
if (ftp_upload($tempfile, $ftpfile)) {
$this->refresh_record($source, $name, $type, $width, $height);
//将缩略图规格写入数据库
return $url . 's/' . $width . '_' . $height . '.jpg';
} else {
return $url;
}
@unlink($tempfile);
} else {
//本地服务器上的文件
$m_upload = new cls_upload();
$localfile = local_atm($url);
$m_upload->image_resize($localfile, $width, $height, $localfile . 's/' . $width . '_' . $height . '.jpg');
unset($m_upload);
return $url . 's/' . $width . '_' . $height . '.jpg';
}
}
function islocal($url, $isatm = 0)
{
//$isatm为0-非附件，1-ftp附件算本地，2-ftp附件不算本地
global $cms_abs, $ftp_url, $atm_smallsite;
if (strpos($url, '://') === false) {
return true;
}
if (preg_match(u_regcode($cms_abs), $url)) {
return true;
}
if ($isatm && $atm_smallsite && preg_match(u_regcode($atm_smallsite), $url)) {
return true;
}
if ($ftp_url && $isatm == 1 && preg_match(u_regcode($ftp_url), $url)) {
return true;
}
return false;
}
