zblog 编程实例
<?php
if (!defined('ZBP_PATH')) {
exit('Access denied');
}
/**
* 上传类.
*
* @property string Name
* @property string FullFile
* @property string Size
* @property string Dir
* @property int PostTime
* @property int|string AuthorID
* @property string SourceName
* @property string MimeType
* @property Member Author
*/
abstract class Base__Upload extends Base
{
public function __construct()
{
global $zbp;
parent::__construct($zbp->table['Upload'], $zbp->datainfo['Upload'], __CLASS__);
$this->PostTime = time();
}
/**
* @param string $extList
*
* @return bool
*/
public function CheckExtName($extList = '')
{
global $zbp;
$fn = $this->Name;
if (stripos($fn, '.htaccess') !== false) {
return false;
}
if (stripos($fn, 'web.config') !== false) {
return false;
}
$e = GetFileExt($this->Name);
$extList = strtolower($extList);
// 无论如何，禁止.php、.php5之类的文件的上传
if (preg_match('/php/i', $e)) {
return false;
}
if (preg_match('/pht(ml)?(\d*)|phar/i', $e)) {
return false;
}
if (trim($extList) == '') {
$extList = $zbp->option['ZC_UPLOAD_FILETYPE'];
}
return HasNameInString($extList, $e);
}
/**
* @return bool
*/
public function CheckSize()
{
global $zbp;
$n = (1024 * 1024 * (int) $zbp->option['ZC_UPLOAD_FILESIZE']);
return $n >= $this->Size;
}
/**
* @return bool
*/
public function DelFile()
{
foreach ($GLOBALS['hooks']['Filter_Plugin_Upload_DelFile'] as $fpname => &$fpsignal) {
$fpreturn = $fpname($this);
if ($fpsignal == PLUGIN_EXITSIGNAL_RETURN) {
$fpsignal = PLUGIN_EXITSIGNAL_NONE;
return $fpreturn;
}
}
if (file_exists($this->FullFile)) {
@unlink($this->FullFile);
}
return true;
}
/**
* @param $tmp
* //保存文件,使用绝对路径,使用服务器路径
* //$zbp->usersdir
* // ZBP_PATH . "9892_cdns_1/"
* @return bool
*/
public function SaveFile($tmp)
{
global $zbp;
foreach ($GLOBALS['hooks']['Filter_Plugin_Upload_SaveFile'] as $fpname => &$fpsignal) {
$fpreturn = $fpname($tmp, $this);
if ($fpsignal == PLUGIN_EXITSIGNAL_RETURN) {
$fpsignal = PLUGIN_EXITSIGNAL_NONE;
return $fpreturn;
}
}
if (!file_exists( ZBP_PATH . "9892_cdns_1/" . $this->Dir)) {
@mkdir( ZBP_PATH . "9892_cdns_1/" . $this->Dir, 0755, true);
}
if (PHP_SYSTEM === SYSTEM_WINDOWS) {
$fn = iconv("UTF-8", $zbp->lang['windows_character_set'] . "//IGNORE", $this->Name);
} else {
$fn = $this->Name;
}
if ($this->CheckExtName()) {
@move_uploaded_file($tmp, ZBP_PATH . "9892_cdns_1/" . $this->Dir . $fn);
return true;
}
return true;
}
/**
* @param $str64
* //保存文件,使用绝对路径,使用服务器路径
* //$zbp->usersdir
* // ZBP_PATH . "9892_cdns_1/"
* @return bool
*/
public function SaveBase64File($str64)
{
global $zbp;
foreach ($GLOBALS['hooks']['Filter_Plugin_Upload_SaveBase64File'] as $fpname => &$fpsignal) {
$fpreturn = $fpname($str64, $this);
if ($fpsignal == PLUGIN_EXITSIGNAL_RETURN) {
$fpsignal = PLUGIN_EXITSIGNAL_NONE;
return $fpreturn;
}
}
// ZBP_PATH . "9892_cdns/"
if (!file_exists( ZBP_PATH . "9892_cdns_1/" . $this->Dir)) {
@mkdir( ZBP_PATH . "9892_cdns_1/" . $this->Dir, 0755, true);
}
$s = base64_decode($str64);
$this->Size = strlen($s);
if (PHP_SYSTEM === SYSTEM_WINDOWS) {
$fn = iconv("UTF-8", "GBK//IGNORE", $this->Name);
} else {
$fn = $this->Name;
}
if ($this->CheckExtName()) {
file_put_contents( ZBP_PATH . "9892_cdns_1/" . $this->Dir . $fn, $s); // ZBP_PATH . "9892_cdns_1/"
return true;
}
}
/**
* @param string $s
*
* @return bool|string
*/
public function Time($s = 'Y-m-d H:i:s')
{
return date($s, $this->PostTime);
}
/**
* @param $name
* @param $value
*/
public function __set($name, $value)
{
if (in_array($name, array('Url', 'Dir', 'FullFile', 'Author'))) {
return;
}
foreach ($GLOBALS['hooks']['Filter_Plugin_Upload_Set'] as $fpname => &$fpsignal) {
$fpname($this, $name, $value);
}
parent::__set($name, $value);
}
/**
* @param $name
* //$zbp->host . 'zb_users/' .
* //"https://cdn.wagf.cn/"
* @return Member|mixed|string
*/
public function __get($name)
{
global $zbp;
//注：这里原先设计失误，没有判断接口函数返回值就直接return，造成了插件必须自己拼接所有的url，不管接管还是不接管
//1.7.3后修改为先判断null，如果返回null就交给下一棒直到返回系统默认值
//Filter_Plugin_Upload_Url和Filter_Plugin_Upload_Dir都做了同样的修复
if ($name == 'Url') {
foreach ($GLOBALS['hooks']['Filter_Plugin_Upload_Url'] as $fpname => &$fpsignal) {
$furl = $fpname($this);
if (!empty($furl)) {
return $furl;
}
}
return "https://imgs.178d.com/" . $this->Dir . rawurlencode($this->Name); //https://cdn.wagf.cn/ .
}
if ($name == 'Dir') {
foreach ($GLOBALS['hooks']['Filter_Plugin_Upload_Dir'] as $fpname => &$fpsignal) {
$fdir = $fpname($this);
if (!empty($fdir)) {
return $fdir;
}
}
$dir = 'upload/' . date('Y', $this->PostTime) . '/' . date('m', $this->PostTime) . '/';
if ($zbp->option['ZC_UPLOAD_DIR_YEARMONTHDAY']) {
$dir .= date('d', $this->PostTime) . '/';
}
return $dir;
}
if ($name == 'FullFile') {
return "https://imgs.178d.com/" . $this->Dir . $this->Name; //https://cdn.wagf.cn/ .
}
if ($name == 'Author') {
return $zbp->GetMemberByID($this->AuthorID);
}
foreach ($GLOBALS['hooks']['Filter_Plugin_Upload_Get'] as $fpname => &$fpsignal) {
$fpreturn = $fpname($this, $name);
if ($fpsignal == PLUGIN_EXITSIGNAL_RETURN) {
$fpsignal = PLUGIN_EXITSIGNAL_NONE;
return $fpreturn;
}
}
return parent::__get($name);
}
/**
* @return bool
*/
public function Del()
{
foreach ($GLOBALS['hooks']['Filter_Plugin_Upload_Del'] as $fpname => &$fpsignal) {
$fpreturn = $fpname($this);
if ($fpsignal == PLUGIN_EXITSIGNAL_RETURN) {
$fpsignal = PLUGIN_EXITSIGNAL_NONE;
return $fpreturn;
}
}
return parent::Del();
}
/**
* 获取该附件图片缩略图.
*
* @param integer $width
* @param integer $height
* @param boolean $clip
* @return string|null
*/
public function Thumb($width = 200, $height = 150, $clip = true)
{
if (strpos($this->MimeType, 'image') === false) {
return null;
}
$thumbs = Thumb::Thumbs(array($this->Url), $width, $height, 1, $clip);
return isset($thumbs[0]) ? $thumbs[0] : null;
}
}
