scratch – Blame information for rev 104
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Rev | Author | Line No. | Line |
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86 | office | 1 | <?php |
2 | |||
3 | ########################################################################### |
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4 | ## Copyright (C) Wizardry and Steamworks 2017 - License: GNU GPLv3 ## |
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5 | ########################################################################### |
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6 | |||
7 | require_once('php/pseudocrypt.php'); |
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8 | require_once('php/functions.php'); |
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87 | office | 9 | require_once('vendor/autoload.php'); |
86 | office | 10 | |
11 | ### Load configuration. |
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12 | $config = spyc_load_file('config.yaml'); |
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13 | |||
14 | ### If no file has been specified for download then return. |
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15 | if (!isset($_GET['hash']) or empty($_GET['hash'])) { |
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16 | http_response_code(404); |
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17 | die('File not found.'); |
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18 | } |
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19 | |||
20 | ### Find the requested file. |
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21 | $file = array_shift( |
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22 | preg_grep( |
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23 | "/".$_GET['hash']."/", |
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24 | scandir($config['STORE_FOLDER']) |
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25 | ) |
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26 | ); |
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27 | |||
28 | if (!isset($file) or empty($file)) { |
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29 | http_response_code(404); |
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30 | die('File not found.'); |
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31 | } |
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32 | |||
33 | ### Check the path for path traversals. |
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34 | $fileExtension = pathinfo($file, PATHINFO_EXTENSION); |
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35 | |||
36 | #### If the extension is not allowed then return. |
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37 | if (!isset($fileExtension) || |
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38 | !in_array(strtoupper($fileExtension), |
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39 | array_map('strtoupper', $config['ALLOWED_FILE_EXTENSIONS']))) { |
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40 | http_response_code(403); |
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41 | die('File extension not allowed.'); |
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42 | } |
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43 | |||
44 | #### Build the user path. |
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45 | $userPath = join( |
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46 | DIRECTORY_SEPARATOR, |
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47 | array( |
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48 | $config['STORE_FOLDER'], |
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49 | $file |
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50 | ) |
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51 | ); |
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52 | |||
53 | #### Check for path traversals |
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54 | $pathPart = pathinfo($userPath); |
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55 | if (strcasecmp( |
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56 | realpath($pathPart['dirname']), realpath($config['STORE_FOLDER'])) != 0) { |
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57 | http_response_code(500); |
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58 | die('Internal server error.'); |
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59 | } |
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60 | |||
61 | #### Check if the file exists. |
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62 | if (!file_exists($userPath)) { |
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63 | http_response_code(404); |
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64 | die('File not found.'); |
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65 | } |
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66 | |||
104 | office | 67 | $CANON_URL = $config['URL_PATH'].$_GET['hash']; |
68 | $GRAPH_URL = $config['URL_PATH'].'og/'.$_GET['hash']; |
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103 | office | 69 | $VIDEO_URL = $config['URL_PATH'].'file.php?hash='.$_GET['hash']; |
86 | office | 70 | |
90 | office | 71 | switch(strtoupper($fileExtension)) { |
72 | case 'GIF': |
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73 | list($width, $height) = getimagesize($userPath); |
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74 | echo <<<END |
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88 | office | 75 | <html> |
76 | <head> |
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77 | <meta property="og:site_name" content="Scratch Copy"> |
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104 | office | 78 | <meta property="og:url" content="$GRAPH_URL"> |
88 | office | 79 | <meta property="og:title" content="Scratch Copy"> |
80 | <meta property="og:type" content="video.other"> |
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104 | office | 81 | <meta property="og:image" content="$CANON_URL"> |
88 | office | 82 | <meta property="og:image:width" content="$width"> |
83 | <meta property="og:image:height" content="$height"> |
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84 | </head> |
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86 | office | 85 | |
88 | office | 86 | <body> |
87 | <p> |
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90 | office | 88 | <img src="$URL"> |
88 | office | 89 | </p> |
90 | </body> |
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86 | office | 91 | |
88 | office | 92 | </html> |
93 | END; |
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103 | office | 94 | break; |
95 | case 'MP4': |
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96 | echo <<<END |
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97 | <html> |
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98 | <head> |
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99 | <!-- These two aren't necessary for embedding. --> |
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100 | <meta property="og:site_name" content="Scratch Copy"> |
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101 | <meta property="og:title" content="Scratch Copy"> |
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102 | <meta property="og:type" content="video.other"> |
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103 | <meta property="og:description" content="Scratch Copy"> |
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104 | office | 104 | <meta property="og:url" content="$GRAPH_URL"> |
103 | office | 105 | <meta property="og:image" content="https://scratch.grimore.org/img/blueprint.png"> |
104 | office | 106 | <meta property="og:video" content='https://scratch.grimore.org/flowplayer/flowplayer.swf?config={"clip":{"url":"$CANON_URL"}}'> |
107 | <meta property="og:video:secure_url" content='https://scratch.grimore.org/flowplayer/flowplayer.swf?config={"clip":{"url":"$CANON_URL"}}'> |
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103 | office | 108 | <meta property="og:video:type" content="application/x-shockwave-flash"> |
109 | <meta property="og:video:height" content="254"> |
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110 | <meta property="og:video:width" content="650"> |
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111 | </head> |
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112 | |||
113 | <body> |
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114 | <p> |
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104 | office | 115 | <object width="425" height="300" id="Scratch Copy" name="Scratch Copy" data="https://scratch.grimore.org/flowplayer/flowplayer.swf" type="application/x-shockwave-flash"><param name="movie" value="https://scratch.grimore.org/flowplayer/flowplayer.swf" /><param name="allowfullscreen" value="true" /><param name="allowscriptaccess" value="always" /><param name="flashvars" value='config={"clip":{"url":"$CANON_URL"}}' /></object> |
103 | office | 116 | </p> |
117 | </body> |
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118 | |||
119 | </html> |
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120 | END; |
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121 | break; |
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90 | office | 122 | } |
123 | |||
124 | |||
125 |