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1 <?php
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2 //real men use UTC for internets
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3 date_default_timezone_set('UTC');
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4 $wwwroot = $_ENV["DOCUMENT_ROOT"];
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5 $link_prefix = "/";
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6 $link_base = rtrim(preg_replace("#/+#", "/", urldecode($_ENV["REQUEST_URI"])),'/');
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7 $link_path = substr($link_base,strlen(utf8_decode($link_prefix)));
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8 $path = realpath("$wwwroot/".$link_path);
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9 if (!$path) { die("fail"); }
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10 $dir_handle = @opendir($path);
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11 $to_dir = explode('/', trim($link_path,'/'));
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12 array_unshift($to_dir, trim($link_prefix,'/'));
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13 $files = array();
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14 $dirs = array();
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15 while ($file = readdir($dir_handle))
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16 {
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17 if ($file == '.' or $file == '..') { continue; }
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18 elseif (is_dir("$path/$file")) { $dirs[] = $file; }
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19 else { $files[] = $file; }
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20 }
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21 sort($files);
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22 sort($dirs);
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23 function h($string) { return htmlspecialchars($string, ENT_QUOTES, 'UTF-8'); }
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24 function a($string) { return preg_replace("#(%2F)+#", "/", rawurlencode($string)); }
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25 function link_to($target, $title)
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26 {
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27 return("<a href=\"".a($target)."\">".h($title)."</a>");
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28 }
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29 function print_header()
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30 {
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31 global $link_prefix, $link_base, $to_dir;
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32 $path_tree = link_to('/', '[root]') . "/";
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33 foreach ($to_dir as $level => $dir)
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34 {
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35 if($dir)
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36 {
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37 $link = "/";
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38 for ($i = 0; $i <= $level; $i++) { $link .= "$to_dir[$i]/"; }
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39 $path_tree .= link_to($link, $dir)."/";
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40 }
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41 }
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42 header('Content-Type: text/html; charset=utf-8');
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43 echo "<!doctype html>
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44 <meta http-equiv=\"Content-type\" content=\"text/html;charset=UTF-8\">
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45 <title>Index of ", h(rtrim($link_base,"/")."/"), "</title>
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46 <body>
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47 <h1>Index of $path_tree</h1>";
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48 }
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49 function nice_size($size)
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50 {
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51 static $unit = array('B', 'KB', 'MB', 'GB', 'TB');
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52 for ($i = 0; $size >= 1000 && $i < count($unit); $i++) { $size /= 1000; }
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53 if ($i == 0) { return(sprintf("%d %s", $size, $unit[$i])); }
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54 else { return(sprintf("%.2f %s", $size, $unit[$i])); }
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55 }
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56 function file_rows($files, $is_dir)
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57 {
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58 global $path, $link_base, $link_prefix;
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59 static $unit = array('B', 'KB', 'MB', 'GB', 'TB');
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60 $file_rows = "";
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61 if ($is_dir)
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62 {
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63 $file_suffix = "/";
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64 if($link_base != $link_prefix)
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65 {
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66 $file_rows .= "<tr><td colspan=3>".link_to(dirname($link_base),"..")."</td></tr>";
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67 }
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68 } else { $file_suffix = ""; }
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69 foreach($files as $file)
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70 {
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71 $file_stat = stat("$path/".$file);
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72 $file_rows .= "<tr><td>".
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73 link_to("$link_base/".$file, $file.$file_suffix)."</td><td>".
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74 h(strftime("%a %d-%b-%G %H:%M", $file_stat['mtime']))."</td><td>";
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75 if ($is_dir) { $file_rows .= "[dir]"; }
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76 else { $file_rows .= nice_size($file_stat['size']); }
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77 $file_rows .= "</tr>";
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78 }
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79 return $file_rows;
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80 }
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81 function print_list()
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82 {
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83 global $dirs, $files;
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84 echo "<table><thead><tr>",
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85 "<td>File</td>",
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86 "<td>Date</td>",
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87 "<td>Size</td>",
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88 "</tr></thead>",
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89 "<tbody>", file_rows($dirs, true), file_rows($files, false), "</tbody>",
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90 "</table>";
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91 }
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92 function print_footer()
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93 {
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94 echo "</body>";
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95 }
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96 print_header();
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97 print_list();
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98 print_footer();
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99 ?>
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