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node.js实际应用【模拟Apache服务器】

2021-06-09 23:35:37 作者：互联网

编写js文件

var http = require('http');
var fs = require('fs');
var template = require('art-template');
var path = require('path');

var port = 5000;
var server = http.createServer();

server.on('request',function(request, response){
  var url = request.url;
  var wwwDir = '.';
  fs.readFile('./src/template.html', function(error, data){
    if (error) {
      console.log(error);
      return response.end('404 Not Found');
    }

    if (url !== '/') {
      wwwDir += url;
    }
    var dirList = [];
    var fileList = [];
    var fileEnd = path.extname(wwwDir);
    if (fileEnd !== '') {
      fs.readFile(wwwDir, function(error, data){
        if (error) {
          console.log(error);
          return response.end('404 Not Found');
        }
        if (fileEnd === '.txt') {
          response.setHeader('Content-Type', 'text/plain; charset=utf-8');
        }
        if (fileEnd === '.jpg') {
          response.setHeader('Content-Type', 'image/jpeg');
        }
        if (fileEnd === '.mp4') {
          response.setHeader('Content-Type', 'video/mpeg4');
        }
        response.end(data);
      });
    } else {
      fs.readdir(wwwDir, function(error, files){
        if (error) {
          return response.end('Can not find this dir');
        }
        var dirList = [];
        var fileList =[];
        files.forEach(function(iterm){
          var fullPath =  path.join(wwwDir,iterm);
          // 同步 
          var stat = fs.lstatSync(fullPath);
          console.log(fullPath,stat.mtime)
          if (stat.isFile()){
            fileList.push({'fullPath':fullPath,'fileSise':stat.size,'mtime':stat.mtime});
          }else{
            console.log(fullPath)
            dirList.push(fullPath);
          }

        });
        var htmlStr = template.render(data.toString(), {
          title: wwwDir,
          files: files,
          dirList:dirList,
          fileList:fileList,
        });
        response.end(htmlStr);
      });
    }
  });
});
server.listen(port, function(){
  console.log(`服务器已经开启，您可以通过 http://127.0.0.1:${port} 访问....`);
});

编写template文件


<html dir="ltr" lang="zh" i18n-processed="">

<head>
  <meta charset="utf-8">
  <meta name="google" value="notranslate">
  
  <style>
    h1 {
      border-bottom: 1px solid #c0c0c0;
      margin-bottom: 10px;
      padding-bottom: 10px;
      white-space: nowrap;
    }

    table {
      border-collapse: collapse;
    }

    th {
      cursor: pointer;
    }

    td.detailsColumn {
      -webkit-padding-start: 2em;
      text-align: end;
      white-space: nowrap;
    }

    a.icon {
      -webkit-padding-start: 1.5em;
      text-decoration: none;
    }

    a.icon:hover {
      text-decoration: underline;
    }

    a.file {
      background: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAIAAACQkWg2AAAABnRSTlMAAAAAAABupgeRAAABHUlEQVR42o2RMW7DIBiF3498iHRJD5JKHurL+CRVBp+i2T16tTynF2gO0KSb5ZrBBl4HHDBuK/WXACH4eO9/CAAAbdvijzLGNE1TVZXfZuHg6XCAQESAZXbOKaXO57eiKG6ft9PrKQIkCQqFoIiQFBGlFIB5nvM8t9aOX2Nd18oDzjnPgCDpn/BH4zh2XZdlWVmWiUK4IgCBoFMUz9eP6zRN75cLgEQhcmTQIbl72O0f9865qLAAsURAAgKBJKEtgLXWvyjLuFsThCSstb8rBCaAQhDYWgIZ7myM+TUBjDHrHlZcbMYYk34cN0YSLcgS+wL0fe9TXDMbY33fR2AYBvyQ8L0Gk8MwREBrTfKe4TpTzwhArXWi8HI84h/1DfwI5mhxJamFAAAAAElFTkSuQmCC ") left top no-repeat;
    }

    a.dir {
      background: url("data:image/png;base64,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 ") left top no-repeat;
    }

    a.up {
      background: url("data:image/png;base64,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 ") left top no-repeat;
    }

    html[dir=rtl] a {
      background-position-x: right;
    }

    #parentDirLinkBox {
      margin-bottom: 10px;
      padding-bottom: 10px;
    }

    #listingParsingErrorBox {
      border: 1px solid black;
      background: #fae691;
      padding: 10px;
      display: none;
    }
  </style>
  <title id="title">{{ title }}</title>
</head>

<body>
  <h1 id="header">索引</h1>
  <div id="parentDirLinkBox">
    <a id="parentDirLink" class="icon up">
    <span id="parentDirText">[上级目录]</span>
  </a>
  </div>
  <table>
    <thead>
      <tr class="header" id="theader">
        <th onclick="javascript:sortTable(0);">名称</th>
        <th class="detailsColumn" onclick="javascript:sortTable(1);">
          大小
        </th>
        <th class="detailsColumn" onclick="javascript:sortTable(2);">
          修改日期
        </th>
      </tr>
    </thead>
    <tbody id="tbody">
      <!-- file list -->
      {{each fileList}}
      <tr>
        <td data-value="{{ $value.fullPath }}"><a class="icon file" draggable="true"  href="/{{ $value.fullPath }}" >{{ $value['fullPath'] }}</a></td>
        <td class="detailsColumn" data-value="0">{{ $value.fileSise }}</td>
        <td class="detailsColumn" data-value="{{ $value.mtime }}">{{ $value.mtime }}</td>
      </tr>
      {{/each}}
      <!-- dir list -->
      {{each dirList}}
      <tr>
        <td data-value="{{ $value }}"><a class="icon dir" href="/{{ $value }}" >{{$value}}/</a></td>
        <td class="detailsColumn" data-value="0"></td>
        <td class="detailsColumn" data-value="1509589967">2017/11/2 上午10:32:47</td>
      </tr>
      {{/each}}
    </tbody>
  </table>
</body>
</html>

标签：node,wwwDir,js,var,error,Apache,fullPath,data,response
来源： https://www.cnblogs.com/amize/p/14869323.html