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| Rev | Author | Line No. | Line |
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| 2 | daniel-mar | 1 | #!/usr/bin/php |
| 2 | <?php |
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| 3 | |||
| 4 | /* |
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| 5 | Copyright 2020 Daniel Marschall, ViaThinkSoft |
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| 6 | |||
| 7 | Licensed under the Apache License, Version 2.0 (the "License"); |
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| 8 | you may not use this file except in compliance with the License. |
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| 9 | You may obtain a copy of the License at |
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| 10 | |||
| 11 | http://www.apache.org/licenses/LICENSE-2.0 |
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| 12 | |||
| 13 | Unless required by applicable law or agreed to in writing, software |
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| 14 | distributed under the License is distributed on an "AS IS" BASIS, |
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| 15 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 16 | See the License for the specific language governing permissions and |
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| 17 | limitations under the License. |
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| 18 | */ |
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| 19 | |||
| 20 | // This script generates SFV files |
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| 21 | // If there is already an SFV file existing, only new files get appended to the existing SFV files. |
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| 22 | |||
| 4 | daniel-mar | 23 | // TODO: make use of STDERR and return different exit codes |
| 24 | |||
| 2 | daniel-mar | 25 | function _rec($directory) { |
| 26 | if (!is_dir($directory)) { |
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| 27 | die("Invalid directory path $directory\n"); |
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| 28 | } |
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| 29 | |||
| 30 | $sfv_file = $directory.'/'.basename($directory).'.sfv'; |
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| 31 | |||
| 32 | if (file_exists($sfv_file)) { |
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| 33 | $existing_files = sfv_get_files($sfv_file); |
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| 34 | } else { |
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| 35 | $existing_files = array(); |
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| 36 | } |
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| 37 | |||
| 5 | daniel-mar | 38 | $sd = @scandir($directory); |
| 39 | if ($sd === false) { |
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| 40 | echo "Error: Cannot scan directory $directory\n"; |
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| 41 | return; |
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| 42 | } |
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| 43 | |||
| 44 | foreach ($sd as $file) { |
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| 2 | daniel-mar | 45 | if ($file === '.') continue; |
| 46 | if ($file === '..') continue; |
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| 47 | if (strtolower($file) === 'thumbs.db') continue; |
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| 5 | daniel-mar | 48 | if (strtolower(substr($file, -4)) === '.md5') continue; |
| 49 | if (strtolower(substr($file, -4)) === '.sfv') continue; |
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| 2 | daniel-mar | 50 | |
| 51 | $fullpath = $directory . '/' . $file; |
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| 52 | if (is_dir($fullpath)) { |
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| 53 | _rec($fullpath); |
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| 5 | daniel-mar | 54 | } else if (is_file($fullpath)) { |
| 4 | daniel-mar | 55 | global $show_verbose; |
| 56 | if ($show_verbose) echo "$fullpath\n"; |
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| 2 | daniel-mar | 57 | $dir = pathinfo($fullpath, PATHINFO_DIRNAME); |
| 58 | |||
| 59 | if (!file_exists($sfv_file)) { |
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| 60 | file_put_contents($sfv_file, "; Generated by ViaThinkSoft\r\n"); // TODO: BOM |
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| 61 | } |
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| 62 | |||
| 63 | if (!in_array($file, $existing_files)) { |
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| 64 | $crc32 = strtoupper(crc32_file($fullpath)); |
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| 65 | file_put_contents($sfv_file, "$file $crc32\r\n", FILE_APPEND); |
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| 66 | } |
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| 5 | daniel-mar | 67 | } else { |
| 68 | // For some reason, some files on a NTFS volume are "FIFO" pipe files?! |
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| 69 | echo "Warning: $fullpath is not a regular file!\n"; |
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| 2 | daniel-mar | 70 | } |
| 71 | } |
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| 72 | } |
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| 73 | |||
| 74 | function sfv_get_files($filename) { |
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| 75 | $out = array(); |
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| 76 | $lines = file($filename); |
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| 77 | foreach ($lines as $line) { |
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| 78 | $line = rtrim($line); |
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| 79 | if ($line == '') continue; |
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| 80 | if (substr($line,0,1) == ';') continue; |
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| 81 | $out[] = substr($line, 0, strrpos($line, ' ')); |
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| 82 | |||
| 83 | } |
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| 84 | return $out; |
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| 85 | } |
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| 86 | |||
| 87 | function swapEndianness($hex) { |
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| 88 | return implode('', array_reverse(str_split($hex, 2))); |
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| 89 | } |
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| 90 | |||
| 91 | function crc32_file($filename, $rawOutput = false) { |
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| 92 | $out = bin2hex(hash_file ('crc32b', $filename , true)); |
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| 93 | if (hash('crc32b', 'TEST') == 'b893eaee') { |
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| 94 | // hash_file() in PHP 5.2 has the wrong Endianess! |
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| 95 | // https://bugs.php.net/bug.php?id=47467 |
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| 96 | $out = swapEndianness($out); |
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| 97 | } |
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| 98 | return $out; |
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| 99 | } |
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| 100 | |||
| 101 | # --- |
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| 102 | |||
| 4 | daniel-mar | 103 | $show_verbose = false; |
| 104 | $dir = ''; |
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| 105 | |||
| 106 | for ($i=1; $i<$argc; $i++) { |
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| 107 | if ($argv[$i] == '-v') { |
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| 108 | $show_verbose = true; |
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| 109 | } else { |
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| 110 | $dir = $argv[$i]; |
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| 111 | } |
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| 112 | } |
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| 113 | |||
| 114 | if (empty($dir)) { |
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| 115 | echo "Syntax: $argv[0] [-v] <directory>\n"; |
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| 2 | daniel-mar | 116 | exit(2); |
| 117 | } |
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| 118 | |||
| 4 | daniel-mar | 119 | if (!is_dir($dir)) { |
| 2 | daniel-mar | 120 | echo "Directory not found\n"; |
| 121 | exit(1); |
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| 122 | } |
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| 123 | |||
| 4 | daniel-mar | 124 | _rec($dir); |
| 2 | daniel-mar | 125 | |
| 4 | daniel-mar | 126 | if ($show_verbose) echo "Done.\n"; |