mirror of
https://github.com/suk-ws/ph-Bookshelf.git
synced 2025-03-14 15:27:27 +08:00
95 lines
2.4 KiB
PHP
95 lines
2.4 KiB
PHP
<?php
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namespace SukWs\Bookshelf\Utils;
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use SukWs\Bookshelf\Resource\Resource;
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class PageParse {
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/**
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* 按照原样输出资源文件
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*
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* @link https://segmentfault.com/a/1190000010912097
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*
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* @return bool 是否成功输出文件
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*/
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public static function outputBinaryFile (string $filePath): bool {
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// 获取文件名和文件后缀名
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$fileInfo = pathinfo($filePath);
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$filename = $fileInfo['basename'];
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$fileExtension = $fileInfo['extension'];
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// 将utf8编码转换成gbk编码，否则，中文名称的文件无法打开
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// $filePath = iconv('UTF-8', 'gbk', $filePath);
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// 检查文件是否可读
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if (!is_file($filePath) || !is_readable($filePath)) {
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exit("File Can't Read!");
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}
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// 判定文件类型
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$fileMime = mime_content_type($filePath);
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$isText = false;
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if ($fileMime == "text/plain") {
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$isText = true;
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switch ($fileExtension) {
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case "css":
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$fileMime = "text/css";
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break;
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case "js":
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$fileMime = "application/javascript";
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break;
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default:
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}
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}
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// 文件类型是二进制流。设置为utf8编码（支持中文文件名称）
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header('Content-type:'.$fileMime.'; charset=utf-8');
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header("Access-Control-Allow-Origin: * ");
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if (isset($_GET['download'])) {
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// 触发浏览器文件下载功能
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header('Content-Disposition:attachment;filename="'.urlencode($filename).'"');
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}
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if ($isText) {
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echo file_get_contents($filePath);
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} else {
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// 二进制文件数据头
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header("Accept-Ranges: bytes");
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header("Content-Length: ".filesize($filePath));
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// 以只读方式打开文件，并强制使用二进制模式
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$fileHandle = fopen($filePath, "rb");
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if ($fileHandle === false) {
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exit("read false");
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}
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// 循环读取文件内容，并输出
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while (!feof($fileHandle)) {
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// 从文件指针 handle 读取最多 length 个字节（每次输出10k）
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echo fread($fileHandle, 10240);
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}
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// 关闭文件流
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fclose($fileHandle);
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}
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return true;
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}
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public static function output302 (string $url): void {
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header("Location: $url", true, 302);
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exit;
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}
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/**
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* 根据链接数组生成对应的链接/路径
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*
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* eg.
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* ["a2d", "WAE42WR6", "39272833"] => "a2d/WAE42WR6/39272833"
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*
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* @param string[] $uri
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* @return string
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*/
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public static function genPathFromUriArray (array $uri): string {
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$result = "";
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foreach ($uri as $n) {
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$result .= $n . "/";
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}
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return substr($result, 0, -1);
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}
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}
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