Mercurial Hosting > luan
annotate src/luan/webserver/handlers/FileHandler.java @ 1165:668f29bc52ea
clean up content-type
author | Franklin Schmidt <fschmidt@gmail.com> |
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date | Wed, 07 Feb 2018 23:16:12 -0700 |
parents | 49fb4e83484f |
children | 7e6f28c769a1 |
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1 package luan.webserver.handlers; |
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2 |
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3 import java.io.File; |
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4 import java.io.FileInputStream; |
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5 import java.io.Writer; |
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6 import java.io.OutputStreamWriter; |
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7 import java.io.IOException; |
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8 import java.text.DateFormat; |
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9 import java.text.SimpleDateFormat; |
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10 import java.util.Date; |
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11 import luan.webserver.Handler; |
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12 import luan.webserver.Request; |
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13 import luan.webserver.Response; |
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14 import luan.webserver.ResponseOutputStream; |
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15 |
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16 |
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17 public final class FileHandler implements Handler { |
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18 public boolean showDirs = true; |
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19 private final File dir; |
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20 |
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21 public FileHandler() { |
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22 this("."); |
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23 } |
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24 |
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25 public FileHandler(String pathname) { |
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26 this(new File(pathname)); |
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27 } |
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28 |
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29 public FileHandler(File dir) { |
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30 if( !dir.isDirectory() ) |
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31 throw new RuntimeException("must be a directory"); |
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32 this.dir = dir; |
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33 } |
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34 |
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35 public Response handle(Request request) { |
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36 try { |
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37 File file = new File(dir,request.path); |
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38 if( file.isFile() ) { |
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39 Response response = new Response(); |
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40 response.body = new Response.Body( file.length(), new FileInputStream(file) ); |
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41 return response; |
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42 } |
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43 if( request.path.endsWith("/") && file.isDirectory() && showDirs ) { |
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44 DateFormat fmt = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss zzz"); |
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45 Response response = new Response(); |
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46 response.headers.put( "content-type", "text/html; charset=utf-8" ); |
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47 Writer writer = new OutputStreamWriter( new ResponseOutputStream(response) ); |
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48 writer.write( "<!doctype html><html>" ); |
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49 writer.write( "<head><style>td{padding: 2px 8px}</style></head>" ); |
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50 writer.write( "<body>" ); |
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51 writer.write( "<h1>Directory: "+request.path+"</h1>" ); |
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52 writer.write( "<table border=0>" ); |
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53 for( File child : file.listFiles() ) { |
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54 String name = child.getName(); |
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55 if( child.isDirectory() ) |
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56 name += '/'; |
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57 writer.write( "<tr>" ); |
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58 writer.write( "<td><a href='"+name+"'>"+name+"</a></td>" ); |
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59 writer.write( "<td>"+child.length()+" bytes</td>" ); |
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60 writer.write( "<td>"+fmt.format(new Date(child.lastModified()))+"</td>" ); |
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61 writer.write( "</tr>" ); |
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62 } |
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63 writer.write( "</table>" ); |
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64 writer.write( "</body>" ); |
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65 writer.write( "</html>" ); |
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66 writer.close(); |
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67 return response; |
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68 } |
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69 return null; |
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70 } catch(IOException e) { |
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71 throw new RuntimeException(e); |
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72 } |
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73 } |
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74 } |