Initial project files: BESCMS full source
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<?php namespace Phpcmf\Library;
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/**
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* https://www.besyun.com
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* BESCMS
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* 本文件是框架系统文件，二次开发时不可以修改本文件，可以通过继承类方法来重写此文件
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**/
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/**
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* 文件操作
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*/
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class File {
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/**
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* 复制文件
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* $fromFile 要复制谁
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* $toFile 复制到那
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*/
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public function copy_file($fromFile, $toFile) {
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$this->_create_folder($toFile);
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$folder1 = opendir($fromFile);
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while ($folder1 && $f1 = readdir($folder1)) {
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if ($f1 != "." && $f1 != "..") {
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$path2 = "{$fromFile}/{$f1}";
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if (is_file($path2)) {
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$file = $path2;
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$newfile = "{$toFile}/{$f1}";
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copy($file, $newfile);
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} elseif (is_dir($path2)) {
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$toFiles = $toFile.'/'.$f1;
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$this->copy_file($path2, $toFiles);
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}
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}
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}
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}
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// 复制目录
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// 源文件目录$basedir，源文件目录$filepath，新文件目录$savepath
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public function copy_dir($basedir, $filepath, $savepath){
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if ($dh = opendir($basedir)) {
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while (($file = readdir($dh)) !== false) {
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if (strpos($file, '.') !== 0){
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if (!is_dir($basedir."/".$file)) {
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$fl = str_replace($filepath, '', $basedir."/".$file);
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dr_mkdirs(dirname($savepath.$fl));
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$code = file_get_contents($basedir."/".$file);
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file_put_contents($savepath.$fl, $code);
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}else{
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$dirname = $basedir."/".$file;
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$this->copy_dir($dirname, $filepath, $savepath);
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}
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}
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}
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closedir($dh);
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}
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}
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/**
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* 递归创建文件夹
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*/
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public function _create_folder($dir, $mode = 0777){
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if (is_dir($dir) || mkdir($dir, $mode)) {
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return true;
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}
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if (!$this->_create_folder(dirname($dir), $mode)) {
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return false;
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}
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return mkdir($dir, $mode);
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}
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/**
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* sql执行文件插入
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*/
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public function add_sql_cache($sql) {
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if (!$sql) {
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return;
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}
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$file = WRITEPATH.'temp/sql.cache';
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$data = is_file($file) ? json_decode(file_get_contents($file)) : [];
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if (dr_in_array($sql, $data)) {
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return ;
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}
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$data[] = $sql;
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file_put_contents($file, dr_array2string($data));
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return;
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}
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/**
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* sql执行文件插入
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*/
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public function get_sql_cache() {
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$file = WRITEPATH.'temp/sql.cache';
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return is_file($file) ? json_decode(file_get_contents($file)) : array();
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}
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/**
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* base64
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*/
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public function base64_image($image_file) {
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$image_info = getimagesize($image_file);
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$image_data = fread(fopen($image_file, 'r'), filesize($image_file));
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$base64_image = 'data:' . $image_info['mime'] . ';base64,' . chunk_split(base64_encode($image_data));
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return $base64_image;
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}
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protected function _zip_error($code) {
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$error = [
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1 => '不支持多磁盘zip压缩包',
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2 => '重命名临时文件失败',
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3 => '关闭zip压缩包失败',
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4 => '寻址错误',
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5 => '读取错误',
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6 => '写入错误',
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7 => 'CRC校验失败',
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8 => 'zip压缩包已关闭',
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9 => '没有文件',
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10 => '文件已经存在',
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11 => '不能打开文件',
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12 => '创建临时文件失败',
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13 => 'Zlib错误',
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14 => '内存分配失败',
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15 => '条目已被改变',
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16 => '不支持的压缩方式',
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17 => '过早的EOF',
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18 => '无效的参数',
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19 => '不是一个zip压缩包',
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20 => 'Internal',
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21 => 'Zip压缩包不一致',
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22 => '不能移除文件',
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23 => '条目已被删除',
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];
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return isset($error[$code]) ? $error[$code] : $code;
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}
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// zip解压
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public function unzip($zipfile, $path = '') {
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if (!class_exists('ZipArchive')) {
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return 0;
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} elseif (!$zipfile || !is_file($zipfile)) {
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return 0;
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}
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!$path && $path = dirname($zipfile); // 当前目录
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$zip = new \ZipArchive;//新建一个ZipArchive的对象
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/*
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通过ZipArchive的对象处理zip文件
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$zip->open这个方法的参数表示处理的zip文件名。
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如果对zip文件对象操作成功，$zip->open这个方法会返回TRUE
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*/
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if ($zip->open($zipfile) === TRUE) {
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$zip->extractTo($path);//假设解压缩到在当前路径下images文件夹的子文件夹php
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$zip->close();//关闭处理的zip文件
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return 1;
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}
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return 0;
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}
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// zip压缩
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public function zip($zfile, $path, $remove = []) {
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if (!class_exists('ZipArchive')) {
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return dr_lang('PHP环境不支持ZipArchive类');
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} elseif (!$path) {
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return dr_lang('目录参数为空');
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}
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$zpath = dirname($zfile);
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if (!is_dir($zpath)) {
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dr_mkdirs($zpath);
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}
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$zip = new \ZipArchive;
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$code = $zip->open($zfile, \ZipArchive::OVERWRITE | \ZipArchive::CREATE);
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if ($code !== TRUE) {
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return dr_lang('创建Zip文件失败#%s', $this->_zip_error($code));
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}
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$this->_create_zip(opendir($path), $zip, $path, '', $remove);
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$zip->close();
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if (!is_file($zfile)) {
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return dr_lang('文件压缩失败');
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}
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return '';
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}
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/*压缩多级目录
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$openFile:目录句柄
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$zipObj:Zip对象
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$sourceAbso:源文件夹路径
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*/
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protected function _create_zip($openFile, $zipObj, $sourceAbso, $newRelat = '', $remove = []) {
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while (($file = readdir($openFile)) != false) {
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if ($file=="." || $file=="..") {
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continue;
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}
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/*源目录路径(绝对路径)*/
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$sourceTemp = $sourceAbso.'/'.$file;
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/*目标目录路径(相对路径)*/
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$newTemp = $newRelat=='' ? $file : $newRelat.'/'.$file;
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if (is_dir($sourceTemp)) {
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if ($remove) {
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$rk = 0;
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foreach ($remove as $r) {
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if (substr($r, 0, 1) == '*') {
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if (strpos($sourceTemp, trim($r,'*')) !== false) {
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$rk = 1;
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break;
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}
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} else {
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if ($sourceTemp == $r) {
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$rk = 1;
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break;
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}
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}
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}
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if ($rk) {
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continue;
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}
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}
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//echo '创建'.$newTemp.'文件夹<br/>';
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$zipObj->addEmptyDir($newTemp);/*这里注意：php只需传递一个文件夹名称路径即可*/
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$this->_create_zip(opendir($sourceTemp), $zipObj, $sourceTemp, $newTemp, $remove);
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}
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if (is_file($sourceTemp)) {
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//echo '创建'.$newTemp.'文件<br/>';
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$zipObj->addFile($sourceTemp, $newTemp);
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}
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}
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}
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/*下载文件
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储存路径
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访问地址
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文件名含扩展名
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*/
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public function down($file, $url, $name) {
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//大文件在读取内容未结束时会被超时处理，导致下载文件不全。
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set_time_limit(0);
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$handle = fopen($file,"rb");
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if (FALSE === $handle) {
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\Phpcmf\Service::C()->_msg(0, dr_lang('文件已经损坏'));
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}
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$size = min(defined('SYS_ATTACHMENT_DOWN_SIZE') ? (int)SYS_ATTACHMENT_DOWN_SIZE : 50, 50);
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$filesize = filesize($file);
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if ($filesize > 1024 * 1024 * $size) {
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// 大文件转向
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if (IS_DEV) {
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log_message('debug', '由于文件大于'.$size.'MB，重命名文件功能将失效，下载地址将跳转到文件本身的地址');
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}
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dr_redirect($url);
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} else {
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header('Content-Type: application/octet-stream');
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header("Accept-Ranges:bytes");
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header("Accept-Length:".$filesize);
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header("Content-Disposition: attachment; filename=".urlencode($name));
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while (!feof($handle)) {
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$contents = fread($handle, 4096);
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echo $contents;
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ob_flush(); //把数据从PHP的缓冲中释放出来
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flush(); //把被释放出来的数据发送到浏览器
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}
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fclose($handle);
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}
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}
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}
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