-
Notifications
You must be signed in to change notification settings - Fork 35
/
directory.js
145 lines (125 loc) · 3.69 KB
/
directory.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
var path = require("path");
var fs = require("fs");
var util = require("util");
var mime = require("mime");
var strata = require("./index");
var utils = require("./utils");
/**
* A middleware that responds to requests that target a directory with an HTML
* page listing that directory's contents.
*/
module.exports = function (app, root) {
if (typeof root !== "string") {
throw new strata.Error("Invalid root directory");
}
if (!fs.existsSync(root)) {
throw new strata.Error('Directory "' + root + '" does not exist');
}
if (!fs.statSync(root).isDirectory()) {
throw new strata.Error('"' + root + '" is not a directory');
}
function directory(env, callback) {
var scriptName = unescape(env.scriptName);
var pathInfo = unescape(env.pathInfo);
if (pathInfo.indexOf("..") !== -1) {
utils.forbidden(callback);
return;
}
var dir = path.join(root, pathInfo);
fs.exists(dir, function (exists) {
if (exists) {
fs.stat(dir, function (err, stats) {
if (err && strata.handleError(err, env, callback)) {
return;
}
if (stats.isDirectory()) {
generateListing(env, callback, root, pathInfo, scriptName);
} else {
app(env, callback);
}
});
} else {
app(env, callback);
}
});
}
return directory;
};
var page = [
'<html>',
'<head>',
'<meta http-equiv="content-type" content="text/html; charset=utf-8" />',
'<title>%s</title>',
'<style type="text/css">',
' body { font: 14px Helvetica, Arial, sans-serif; padding: 0 10px; }',
' address { text-align: right; font-style: italic; }',
' table { width: 100%; }',
' tr.even { background: #f3f3f3; }',
' .name { text-align: left; }',
' .size, .type, .mtime { text-align: right; }',
'</style>',
'</head>',
'<body>',
'<h1>%s</h1>',
'<hr />',
'<table cellspacing="0" cellpadding="3">',
'<tr>',
' <th class="name">Name</th>',
' <th class="size">Size</th>',
' <th class="type">Type</th>',
' <th class="mtime">Last Modified</th>',
'</tr>',
'%s',
'</table>',
'<hr />',
'<address>%s/%s</address>',
'</body>',
'</html>'
].join("\n");
var row = [
'<tr class="%s">',
' <td class="name"><a href="%s">%s</a></td>',
' <td class="size">%s</td>',
' <td class="type">%s</td>',
' <td class="mtime">%s</td>',
'</tr>'
].join("\n");
function generateListing(env, callback, root, pathInfo, scriptName) {
var dir = path.join(root, pathInfo);
var rows = util.format(row, "", "../", "Parent Directory", "", "", "");
fs.readdir(dir, function (err, files) {
if (err && strata.handleError(err, env, callback)) {
return;
}
files.forEach(function (file, index) {
if (!fs.existsSync(path.join(dir, file))) {
return; // Ignore broken symlinks!
}
var name = path.join(dir, file);
var url = path.join(scriptName, pathInfo, file);
var stats = fs.statSync(name);
var mtime = stats.mtime;
var size, type;
if (stats.isDirectory()) {
size = "-";
type = "directory";
url += "/";
file += "/";
} else {
size = utils.byteSizeFormat(stats.size);
type = mime.lookup(file);
}
var className = index % 2 === 0 ? "even" : "odd";
rows += "\n";
rows += util.format(row, className, url, file, size, type, mtime);
});
var title = "Index of " + pathInfo;
var name = "Strata";
var version = strata.version.join(".");
var content = util.format(page, title, title, rows, name, version);
callback(200, {
"Content-Type": "text/html",
"Content-Length": String(Buffer.byteLength(content))
}, content);
});
}