mirror of
https://github.com/ZeroDream-CN/PHPMC7
synced 2024-11-28 07:32:55 +08:00
87 lines
2.4 KiB
PHP
87 lines
2.4 KiB
PHP
<?php
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class Update {
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public function checkUpdate() {
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$data = json_decode(PHPMC::Http()->Request("https://www.phpmc.cn/update.php?version=" . PHPMC_VERSION), true);
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if(!$data) {
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return false;
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} else {
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if($data['version'] == PHPMC_VERSION) {
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return false;
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} else {
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return true;
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}
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}
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}
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public function getUpdateInfo() {
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$data = json_decode(PHPMC::Http()->Request("https://www.phpmc.cn/update.php?version=" . PHPMC_VERSION), true);
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if(!$data) {
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return false;
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} else {
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if($data['version'] == PHPMC_VERSION) {
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return false;
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} else {
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return $data;
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}
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}
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}
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public function updateExecute() {
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$data = $this->getUpdateInfo();
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if(!$data) {
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PHPMC::Error()->Println("无法更新，请检查网络是否正常。");
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} elseif(!$this->checkPermission("./")) {
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PHPMC::Error()->Println("网站目录不可写，请修改权限或手动更新。");
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} elseif(!class_exists("ZipArchive")) {
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PHPMC::Error()->Println("未检测到 ZipArchive 组件，请先修改 php.ini 启用 php_zip 扩展。");
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} else {
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$file = @PHPMC::Http()->Request($data['download']);
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if(strlen($file) == 0) {
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PHPMC::Error()->Println("下载的文件长度为 0，请检查网络是否正常。");
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} elseif(file_put_contents('update-temp.zip', $file) === false) {
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PHPMC::Error()->Println("写入文件时发生错误，请检查目录是否有读写权限。");
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} elseif(md5_file('update-temp.zip') !== $data['filemd5']) {
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@unlink('update-temp.zip');
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PHPMC::Error()->Println("文件 MD5 验证失败，请尝试重新更新。");
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} else {
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if($this->unzipUpdateFiles('update-temp.zip', './')) {
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@unlink('update-temp.zip');
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PHPMC::Error()->Println("PHPMC 更新成功，请刷新网页。");
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} else {
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@unlink('update-temp.zip');
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PHPMC::Error()->Println("解压文件时发生错误，无法打开文件或解压失败。");
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}
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}
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}
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}
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public function checkPermission($file) {
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if(is_dir($file)){
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$dir = $file;
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if($fp = @fopen("{$dir}/.writetest", 'w')) {
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@fclose($fp);
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@unlink("{$dir}/.writetest");
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return true;
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} else {
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return false;
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}
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} else {
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if($fp = @fopen($file, 'a+')) {
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@fclose($fp);
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return true;
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} else {
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return false;
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}
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}
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}
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public function unzipUpdateFiles($fileName, $unzipPath) {
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$zip = new ZipArchive();
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$open = $zip->open($fileName);
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if($open === true) {
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return $zip->extractTo($unzipPath);
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}
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return false;
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}
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} |