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| 1 | <?php |
| 2 | /** @noinspection PhpUnhandledExceptionInspection */ |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | /** |
| 6 | * Why don't we use PHP's mime_content_type-function (https://www.php.net/manual/en/function.mime-content-type.php)? |
| 7 | * Because it gives inappropriate results: a css file results in "text/css" which makes it unloadable as resource |
| 8 | * from other CSS file with @include, since some browsers (firefox coff coff) say "wrong mime type". |
| 9 | * So we use our on list. |
| 10 | * |
| 11 | * @see https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/MIME_types/Common_types |
| 12 | */ |
| 13 | class FileExt { |
| 14 | const knownTypes = [ |
| 15 | "aac" => "audio/aac", |
| 16 | "abw" => "application/x-abiword", |
| 17 | "arc" => "application/x-freearc", |
| 18 | "avif" => "image/avif", |
| 19 | "avi" => "video/x-msvideo", |
| 20 | "azw" => "application/vnd.amazon.ebook", |
| 21 | "bin" => "application/octet-stream", |
| 22 | "bmp" => "image/bmp", |
| 23 | "bz" => "application/x-bzip", |
| 24 | "bz2" => "application/x-bzip2", |
| 25 | "cda" => "application/x-cdf", |
| 26 | "csh" => "application/x-csh", |
| 27 | "css" => "text/css", |
| 28 | "csv" => "text/csv", |
| 29 | "doc" => "application/msword", |
| 30 | "docx" => "application/vnd.openxmlformats-officedocument.wordprocessingml.document", |
| 31 | "eot" => "application/vnd.ms-fontobject", |
| 32 | "epub" => "application/epub+zip", |
| 33 | "gz" => "application/gzip", |
| 34 | "gif" => "image/gif", |
| 35 | "htm" => "text/html", |
| 36 | "html" => "text/html", |
| 37 | "ico" => "image/vnd.microsoft.icon", |
| 38 | "ics" => "text/calendar", |
| 39 | "jar" => "application/java-archive", |
| 40 | "jpeg" => "image/jpeg", |
| 41 | "jpg" => "image/jpeg", |
| 42 | "js" => "text/javascript", |
| 43 | "json" => "application/json", |
| 44 | "jsonld" => "application/ld+json", |
| 45 | "mid" => "audio/midi", |
| 46 | "midi" => "audio/midi", |
| 47 | "mjs" => "text/javascript", |
| 48 | "mp3" => "audio/mpeg", |
| 49 | "mp4" => "video/mp4", |
| 50 | "mpeg" => "video/mpeg", |
| 51 | "mpkg" => "application/vnd.apple.installer+xml", |
| 52 | "odp" => "application/vnd.oasis.opendocument.presentation", |
| 53 | "ods" => "application/vnd.oasis.opendocument.spreadsheet", |
| 54 | "odt" => "application/vnd.oasis.opendocument.text", |
| 55 | "oga" => "audio/ogg", |
| 56 | "ogv" => "video/ogg", |
| 57 | "ogx" => "application/ogg", |
| 58 | "opus" => "audio/opus", |
| 59 | "otf" => "font/otf", |
| 60 | "png" => "image/png", |
| 61 | "pdf" => "application/pdf", |
| 62 | "php" => "application/x-httpd-php", |
| 63 | "ppt" => "application/vnd.ms-powerpoint", |
| 64 | "pptx" => "application/vnd.openxmlformats-officedocument.presentationml.presentation", |
| 65 | "rar" => "application/vnd.rar", |
| 66 | "rtf" => "application/rtf", |
| 67 | "sh" => "application/x-sh", |
| 68 | "svg" => "image/svg+xml", |
| 69 | "swf" => "application/x-shockwave-flash", |
| 70 | "tar" => "application/x-tar", |
| 71 | "tif" => "image/tiff", |
| 72 | "tiff" => "image/tiff", |
| 73 | "ts" => "video/mp2t", |
| 74 | "ttf" => "font/ttf", |
| 75 | "txt" => "text/plain", |
| 76 | "vsd" => "application/vnd.visio", |
| 77 | "wav" => "audio/wav", |
| 78 | "weba" => "audio/webm", |
| 79 | "webm" => "video/webm", |
| 80 | "webp" => "image/webp", |
| 81 | "woff" => "font/woff", |
| 82 | "woff2" => "font/woff2", |
| 83 | "xhtml" => "application/xhtml+xml", |
| 84 | "xls" => "application/vnd.ms-excel", |
| 85 | "xlsx" => "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", |
| 86 | "xml" => "application/xml", |
| 87 | "xul" => "application/vnd.mozilla.xul+xml", |
| 88 | "zip" => "application/zip", |
| 89 | "3gp" => "video/3gpp", |
| 90 | "3g2" => "video/3gpp2", |
| 91 | "7z" => "application/x-7z-compressed" |
| 92 | ]; |
| 93 | |
| 94 | static function getMimeType($filePath): string { |
| 95 | if (!file_exists($filePath)) { |
| 96 | return ""; |
| 97 | } |
| 98 | |
| 99 | // echo "\n#############" . pathinfo($filePath, PATHINFO_EXTENSION) . '##########'; |
| 100 | return FileExt::knownTypes[strtolower(pathinfo($filePath, PATHINFO_EXTENSION))] ?? 'application/octet-stream'; |
| 101 | } |
| 102 | |
| 103 | static function get($filePath, int $maxDots = 0): string { |
| 104 | if (substr_count($filePath, '.') <= $maxDots) { |
| 105 | return ''; |
| 106 | } |
| 107 | |
| 108 | return implode( |
| 109 | '.', |
| 110 | array_slice( |
| 111 | explode( |
| 112 | '.', |
| 113 | basename($filePath) |
| 114 | ), |
| 115 | ($maxDots + 1) * -1, |
| 116 | ($maxDots + 1) |
| 117 | ) |
| 118 | ); |
| 119 | } |
| 120 | |
| 121 | static function has(string $filePath, string $ext): bool { |
| 122 | return strtoupper(FileExt::get($filePath, substr_count($ext, '.'))) == strtoupper($ext); |
| 123 | } |
| 124 | } |