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Commit | Line | Data |
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1 | <?php | |
2 | //Loading configuration file | |
3 | require_once "config.php"; | |
4 | ||
5 | //Saving the file on the server | |
6 | function save_file ($file, $name, $arg, $type){ | |
7 | //Generate name depending on arg | |
8 | switch($arg){ | |
9 | case 'random': | |
10 | $ext = pathinfo($file.$name, PATHINFO_EXTENSION); | |
11 | $ext = strtolower($ext); | |
12 | verify_extension($ext, $type); | |
13 | $file_name = gen_name('random', $ext); | |
14 | while(file_exists(CONFIG_FILES_PATH.$file_name)){ | |
15 | $file_name = gen_name('random', $ext); | |
16 | } | |
17 | break; | |
18 | case 'custom_original': | |
19 | $name = stripslashes(str_replace('/', '', $name)); | |
20 | $name = strip_tags(preg_replace('/\s+/', '', $name)); | |
21 | $file_name = gen_name('custom_original', $name); | |
22 | $ext = pathinfo($file_name, PATHINFO_EXTENSION); | |
23 | $ext = strtolower($ext); | |
24 | verify_extension($ext, $type); | |
25 | while(file_exists(CONFIG_FILES_PATH.$file_name)){ | |
26 | $file_name = gen_name('custom_original', $name); | |
27 | } | |
28 | break; | |
29 | } | |
30 | //Move the file to the above location with said filename | |
31 | move_uploaded_file($file,CONFIG_FILES_PATH.$file_name); | |
32 | //Check if html or plain text should be returned | |
33 | if($type==='tool'){ | |
34 | //Return url+filename to the user (plain text) | |
35 | if(CONFIG_SUBUPLOAD_URL_ENABLED == "true"){ | |
36 | echo CONFIG_SUBUPLOAD_URL.'/'.urlencode($file_name); | |
37 | }else{ | |
38 | echo CONFIG_ROOT_URL.'/files/'.urlencode($file_name); | |
39 | } | |
40 | exit(0); | |
41 | }elseif($type==='normal'){ | |
42 | //Return url+filename to the user (HTML) | |
43 | $n=urlencode($file_name); | |
44 | include_once(CONFIG_ROOT_PATH.'upload-done.php'); | |
45 | exit(0); | |
46 | } | |
47 | } | |
48 | ||
49 | #Generate a random name for the uploaded file | |
50 | function gen_name($arg, $in){ | |
51 | $chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'; | |
52 | $name = ''; | |
53 | for ($i = 0; $i < CONFIG_RANDOM_LENGTH; $i++) { | |
54 | $name .= $chars[mt_rand(0, 60)]; | |
55 | } | |
56 | switch($arg){ | |
57 | case 'random': | |
58 | return $name.'.'.$in; | |
59 | break; | |
60 | case 'custom_original': | |
61 | return $name.'_'.$in; | |
62 | break; | |
63 | } | |
64 | } | |
65 | ||
66 | //Verify that the extension is allowed | |
67 | function verify_extension($ext, $type){ | |
68 | if(CONFIG_EXTENSION_BLOCKING_MODE === "WHITELIST") { | |
69 | $allowed = in_array($ext, unserialize(CONFIG_ALLOWED_EXTENSIONS)); | |
70 | }else{ | |
71 | $allowed = !in_array($ext, unserialize(CONFIG_BLOCKED_EXTENSIONS)); | |
72 | } | |
73 | ||
74 | if(!$allowed){ | |
75 | if($type==='normal'){ | |
76 | include_once(CONFIG_ROOT_PATH.'error_meow.php'); | |
77 | exit(0); | |
78 | }else{ | |
79 | exit('File type not allowed.'); | |
80 | } | |
81 | } | |
82 | } |