PHP解压ZIP压缩包，解决中文乱码问题

修复原生ZipArchive的中文乱码问题

<?php
$zip = new \ZipArchive;
$zipfile = "./test.zip";
$res = $zip->open($zipfile);
$toDir = "./test";
$s = $zip->extractTo($toDir);
print_r(scandir($toDir));
//作者：Dorm_Script
//链接：http://www.jianshu.com/p/3efa924fd809

<?php
$zip = new \ZipArchive;
$zipfile = "./test.zip";
$res = $zip->open($zipfile);

$toDir = "./test";
if(!file_exists($toDir)) {
mkdir($toDir);
}
$docnum = $zip->numFiles;
for($i = 0; $i < $docnum; $i++) {
$statInfo = $zip->statIndex($i);
if($statInfo['crc'] == 0) {
//新建目录
mkdir($toDir.'/'.substr($statInfo['name'], 0,-1));
} else {
//拷贝文件
copy('zip://'.$zipfile.'#'.$statInfo['name'], $toDir.'/'.$statInfo['name']);
}
}

print_r(scandir($toDir));

//作者：Dorm_Script
//链接：http://www.jianshu.com/p/3efa924fd809

//zip文件名
$fileName = '中文.zip';
//zip文件相对服务器根目录的保存路径
$uploads_dir = "/Public/zipUpload";

//zip文件完整的保存路径
$zipName = $_SERVER['DOCUMENT_ROOT'].$uploads_dir.'/'.$fileName;
//将目标路径名称赋值为fileName最后的'.zip'四个字符之外的全部字符构成的字符串
$toDir = $_SERVER['DOCUMENT_ROOT'].$uploads_dir.'/'.substr($fileName,0,strlen($fileName)-4);

$zip = new \ZipArchive;//新建一个ZipArchive的对象
/*
通过ZipArchive的对象处理zip文件
$zip->open这个方法的参数表示处理的zip文件名。
如果对zip文件对象操作成功，$zip->open这个方法会返回TRUE
*/
$res = $zip->open(iconv ( 'UTF-8', 'GB2312', $zipName));
if ($res === TRUE){
if (!is_dir(iconv ( 'UTF-8', 'GB2312', $toDir))) {
mkdir(iconv ( 'UTF-8', 'GB2312', $toDir), 0777, true);
}
//$zip->extractTo($toDir);
$docnum = $zip->numFiles;
for($i = 0; $i < $docnum; $i++) {
$statInfo = $zip->statIndex($i);
if($statInfo['crc'] == 0) {
//新建目录
mkdir(iconv ( 'UTF-8', 'GB2312', $toDir.'/'.$statInfo['name']), 0777, true);
} else {
//拷贝文件,特别的改动，iconv的位置决定copy能不能work
if(copy('zip://'.iconv ( 'UTF-8', 'GB2312', $zipName).'#'.$statInfo['name'], iconv ( 'UTF-8', 'GB2312', $toDir.'/'.$statInfo['name'])) == false){
echo 'faild to copy';
}
}
}

print_r(scandir(iconv ( 'UTF-8', 'GB2312',$toDir)));
$zip->close();//关闭处理的zip文件
}
else{
echo 'failed, code:'.$res.'<br>';
}

Array
(
[0] => .
[1] => ..
[2] => ��
[3] => Ҫ
)

中文.zip
├── 不
│   └── 要
│       └── dance.txt
└── 要
└── dance1.txt