-
Notifications
You must be signed in to change notification settings - Fork 473
/
minifyUrl.php
164 lines (141 loc) · 4.94 KB
/
minifyUrl.php
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
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
<?php
/**
* Fetch and minify a URL (auto-detect HTML/JS/CSS)
*/
function getPost($key) {
if (! isset($_POST[$key])) {
return null;
}
return get_magic_quotes_gpc()
? stripslashes($_POST[$key])
: $_POST[$key];
}
function sniffType($headers) {
$charset = 'utf-8';
$type = null;
$headers = "\n\n" . implode("\n\n", $headers) . "\n\n";
if (preg_match(
'@\\n\\nContent-Type: *([\\w/\\+-]+)( *; *charset *= *([\\w-]+))? *\\n\\n@i'
,$headers
,$m)) {
$sentType = $m[1];
if (isset($m[3])) {
$charset = $m[3];
}
if (preg_match('@^(?:text|application)/(?:x-)?(?:java|ecma)script$@i', $sentType)) {
$type = 'application/x-javascript';
} elseif (preg_match('@^(?:text|application)/(?:html|xml|xhtml+xml)$@i', $sentType, $m)) {
$type = 'text/html';
} elseif ($sentType === 'text/css') {
$type = $sentType;
}
}
return array(
'minify' => $type
,'sent' => $sentType
,'charset' => $charset
);
}
if (isset($_POST['url'])) {
require '../config.php';
$url = trim(getPost('url'));
$ua = trim(getPost('ua'));
$cook = trim(getPost('cook'));
if (! preg_match('@^https?://@', $url)) {
die('HTTP(s) only.');
}
$httpOpts = array(
'max_redirects' => 0
,'timeout' => 3
);
if ($ua !== '') {
$httpOpts['user_agent'] = $ua;
}
if ($cook !== '') {
$httpOpts['header'] = "Cookie: {$cook}\r\n";
}
$ctx = stream_context_create(array(
'http' => $httpOpts
));
// fetch
if (! ($fp = @fopen($url, 'r', false, $ctx))) {
die('Couldn\'t open URL.');
}
$meta = stream_get_meta_data($fp);
$content = stream_get_contents($fp);
fclose($fp);
// get type info
$type = sniffType($meta['wrapper_data']);
if (! $type['minify']) {
die('Unrecognized Content-Type: ' . $type['sent']);
}
if ($type['minify'] === 'text/html'
&& isset($_POST['addBase'])
&& ! preg_match('@<base\\b@i', $content)) {
$content = preg_replace(
'@(<head\\b[^>]*>)@i'
,'$1<base href="' . htmlspecialchars($url, ENT_QUOTES, 'UTF-8') . '" />'
,$content
);
}
$sourceSpec['content'] = $content;
$sourceSpec['id'] = 'foo';
if ($type['minify'] === 'text/html') {
if (isset($_POST['minJs'])) {
$sourceSpec['minifyOptions']['jsMinifier'] = array('JSMin', 'minify');
}
if (isset($_POST['minCss'])) {
$sourceSpec['minifyOptions']['cssMinifier'] = array('Minify_CSS', 'minify');
}
}
$source = new Minify_Source($sourceSpec);
$sendType = 'text/plain';
if ($type['minify'] === 'text/html' && ! isset($_POST['asText'])) {
$sendType = $type['sent'];
}
if ($type['charset']) {
$sendType .= ';charset=' . $type['charset'];
}
header('Content-Type: ' . $sendType);
// using combine instead of serve because it allows us to specify a
// Content-Type like application/xhtml+xml IF we need to
try {
echo Minify::combine(array($source), array(
'contentType' => $type['minify']
));
} catch (Exception $e) {
header('Content-Type: text/html;charset=utf-8');
echo htmlspecialchars($e->getMessage(), ENT_QUOTES, 'UTF-8');
}
exit();
}
header('Content-Type: text/html; charset=utf-8');
$ua = get_magic_quotes_gpc()
? stripslashes($_SERVER['HTTP_USER_AGENT'])
: $_SERVER['HTTP_USER_AGENT'];
?>
<!DOCTYPE html><head><title>Minify URL</title></head>
<p><strong>Warning! Please do not place this application on a public site.</strong> This should be used
only for testing.</p>
<h1>Fetch and Minify a URL</h1>
<p>This tool will retrieve the contents of a URL and minify it.
The fetched resource Content-Type will determine the minifier used.</p>
<form action="?2" method="post">
<p><label>URL: <input type="text" name="url" size="60"></label></p>
<p><input type="submit" value="Fetch and minify"></p>
<fieldset><legend>HTML options</legend>
<p>If the resource above is sent with an (x)HTML Content-Type, the following options will apply:</p>
<ul>
<li><label><input type="checkbox" name="asText" checked> Return plain text (o/w send the original content type)</label>
<li><label><input type="checkbox" name="minCss" checked> Minify CSS</label>
<li><label><input type="checkbox" name="minJs" checked> Minify JS</label>
<li><label><input type="checkbox" name="addBase" checked> Add BASE element (if not present)</label>
</ul>
</fieldset>
<fieldset><legend>Retreival options</legend>
<ul>
<li><label>User-Agent: <input type="text" name="ua" size="60" value="<?php echo htmlspecialchars($ua, ENT_QUOTES, 'UTF-8'); ?>"></label>
<li><label>Cookie: <input type="text" name="cook" size="60"></label>
</ul>
</fieldset>
</form>