From c275a0cd33bb7cb17d8728c21a735abce7c36e79 Mon Sep 17 00:00:00 2001 From: Andrew Dolgov Date: Tue, 12 May 2020 13:28:54 +0300 Subject: [PATCH] DiskCache: append fake file extension when sending cached files based on mime type to make saving files easier --- classes/diskcache.php | 204 +++++++++++++++++++++++++++++++++++++++++- 1 file changed, 203 insertions(+), 1 deletion(-) diff --git a/classes/diskcache.php b/classes/diskcache.php index 696a7dda9..be1aea97f 100644 --- a/classes/diskcache.php +++ b/classes/diskcache.php @@ -2,6 +2,194 @@ class DiskCache { private $dir; + // https://stackoverflow.com/a/53662733 + private $mimeMap = [ + 'video/3gpp2' => '3g2', + 'video/3gp' => '3gp', + 'video/3gpp' => '3gp', + 'application/x-compressed' => '7zip', + 'audio/x-acc' => 'aac', + 'audio/ac3' => 'ac3', + 'application/postscript' => 'ai', + 'audio/x-aiff' => 'aif', + 'audio/aiff' => 'aif', + 'audio/x-au' => 'au', + 'video/x-msvideo' => 'avi', + 'video/msvideo' => 'avi', + 'video/avi' => 'avi', + 'application/x-troff-msvideo' => 'avi', + 'application/macbinary' => 'bin', + 'application/mac-binary' => 'bin', + 'application/x-binary' => 'bin', + 'application/x-macbinary' => 'bin', + 'image/bmp' => 'bmp', + 'image/x-bmp' => 'bmp', + 'image/x-bitmap' => 'bmp', + 'image/x-xbitmap' => 'bmp', + 'image/x-win-bitmap' => 'bmp', + 'image/x-windows-bmp' => 'bmp', + 'image/ms-bmp' => 'bmp', + 'image/x-ms-bmp' => 'bmp', + 'application/bmp' => 'bmp', + 'application/x-bmp' => 'bmp', + 'application/x-win-bitmap' => 'bmp', + 'application/cdr' => 'cdr', + 'application/coreldraw' => 'cdr', + 'application/x-cdr' => 'cdr', + 'application/x-coreldraw' => 'cdr', + 'image/cdr' => 'cdr', + 'image/x-cdr' => 'cdr', + 'zz-application/zz-winassoc-cdr' => 'cdr', + 'application/mac-compactpro' => 'cpt', + 'application/pkix-crl' => 'crl', + 'application/pkcs-crl' => 'crl', + 'application/x-x509-ca-cert' => 'crt', + 'application/pkix-cert' => 'crt', + 'text/css' => 'css', + 'text/x-comma-separated-values' => 'csv', + 'text/comma-separated-values' => 'csv', + 'application/vnd.msexcel' => 'csv', + 'application/x-director' => 'dcr', + 'application/vnd.openxmlformats-officedocument.wordprocessingml.document' => 'docx', + 'application/x-dvi' => 'dvi', + 'message/rfc822' => 'eml', + 'application/x-msdownload' => 'exe', + 'video/x-f4v' => 'f4v', + 'audio/x-flac' => 'flac', + 'video/x-flv' => 'flv', + 'image/gif' => 'gif', + 'application/gpg-keys' => 'gpg', + 'application/x-gtar' => 'gtar', + 'application/x-gzip' => 'gzip', + 'application/mac-binhex40' => 'hqx', + 'application/mac-binhex' => 'hqx', + 'application/x-binhex40' => 'hqx', + 'application/x-mac-binhex40' => 'hqx', + 'text/html' => 'html', + 'image/x-icon' => 'ico', + 'image/x-ico' => 'ico', + 'image/vnd.microsoft.icon' => 'ico', + 'text/calendar' => 'ics', + 'application/java-archive' => 'jar', + 'application/x-java-application' => 'jar', + 'application/x-jar' => 'jar', + 'image/jp2' => 'jp2', + 'video/mj2' => 'jp2', + 'image/jpx' => 'jp2', + 'image/jpm' => 'jp2', + 'image/jpeg' => 'jpg', + 'image/pjpeg' => 'jpg', + 'application/x-javascript' => 'js', + 'application/json' => 'json', + 'text/json' => 'json', + 'application/vnd.google-earth.kml+xml' => 'kml', + 'application/vnd.google-earth.kmz' => 'kmz', + 'text/x-log' => 'log', + 'audio/x-m4a' => 'm4a', + 'audio/mp4' => 'm4a', + 'application/vnd.mpegurl' => 'm4u', + 'audio/midi' => 'mid', + 'application/vnd.mif' => 'mif', + 'video/quicktime' => 'mov', + 'video/x-sgi-movie' => 'movie', + 'audio/mpeg' => 'mp3', + 'audio/mpg' => 'mp3', + 'audio/mpeg3' => 'mp3', + 'audio/mp3' => 'mp3', + 'video/mp4' => 'mp4', + 'video/mpeg' => 'mpeg', + 'application/oda' => 'oda', + 'audio/ogg' => 'ogg', + 'video/ogg' => 'ogg', + 'application/ogg' => 'ogg', + 'font/otf' => 'otf', + 'application/x-pkcs10' => 'p10', + 'application/pkcs10' => 'p10', + 'application/x-pkcs12' => 'p12', + 'application/x-pkcs7-signature' => 'p7a', + 'application/pkcs7-mime' => 'p7c', + 'application/x-pkcs7-mime' => 'p7c', + 'application/x-pkcs7-certreqresp' => 'p7r', + 'application/pkcs7-signature' => 'p7s', + 'application/pdf' => 'pdf', + 'application/octet-stream' => 'pdf', + 'application/x-x509-user-cert' => 'pem', + 'application/x-pem-file' => 'pem', + 'application/pgp' => 'pgp', + 'application/x-httpd-php' => 'php', + 'application/php' => 'php', + 'application/x-php' => 'php', + 'text/php' => 'php', + 'text/x-php' => 'php', + 'application/x-httpd-php-source' => 'php', + 'image/png' => 'png', + 'image/x-png' => 'png', + 'application/powerpoint' => 'ppt', + 'application/vnd.ms-powerpoint' => 'ppt', + 'application/vnd.ms-office' => 'ppt', + 'application/msword' => 'ppt', + 'application/vnd.openxmlformats-officedocument.presentationml.presentation' => 'pptx', + 'application/x-photoshop' => 'psd', + 'image/vnd.adobe.photoshop' => 'psd', + 'audio/x-realaudio' => 'ra', + 'audio/x-pn-realaudio' => 'ram', + 'application/x-rar' => 'rar', + 'application/rar' => 'rar', + 'application/x-rar-compressed' => 'rar', + 'audio/x-pn-realaudio-plugin' => 'rpm', + 'application/x-pkcs7' => 'rsa', + 'text/rtf' => 'rtf', + 'text/richtext' => 'rtx', + 'video/vnd.rn-realvideo' => 'rv', + 'application/x-stuffit' => 'sit', + 'application/smil' => 'smil', + 'text/srt' => 'srt', + 'image/svg+xml' => 'svg', + 'application/x-shockwave-flash' => 'swf', + 'application/x-tar' => 'tar', + 'application/x-gzip-compressed' => 'tgz', + 'image/tiff' => 'tiff', + 'font/ttf' => 'ttf', + 'text/plain' => 'txt', + 'text/x-vcard' => 'vcf', + 'application/videolan' => 'vlc', + 'text/vtt' => 'vtt', + 'audio/x-wav' => 'wav', + 'audio/wave' => 'wav', + 'audio/wav' => 'wav', + 'application/wbxml' => 'wbxml', + 'video/webm' => 'webm', + 'image/webp' => 'webp', + 'audio/x-ms-wma' => 'wma', + 'application/wmlc' => 'wmlc', + 'video/x-ms-wmv' => 'wmv', + 'video/x-ms-asf' => 'wmv', + 'font/woff' => 'woff', + 'font/woff2' => 'woff2', + 'application/xhtml+xml' => 'xhtml', + 'application/excel' => 'xl', + 'application/msexcel' => 'xls', + 'application/x-msexcel' => 'xls', + 'application/x-ms-excel' => 'xls', + 'application/x-excel' => 'xls', + 'application/x-dos_ms_excel' => 'xls', + 'application/xls' => 'xls', + 'application/x-xls' => 'xls', + 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet' => 'xlsx', + 'application/vnd.ms-excel' => 'xlsx', + 'application/xml' => 'xml', + 'text/xml' => 'xml', + 'text/xsl' => 'xsl', + 'application/xspf+xml' => 'xspf', + 'application/x-compress' => 'z', + 'application/x-zip' => 'zip', + 'application/zip' => 'zip', + 'application/x-zip-compressed' => 'zip', + 'application/s-compressed' => 'zip', + 'multipart/x-zip' => 'zip', + 'text/x-scriptzsh' => 'zsh' + ]; + public function __construct($dir) { $this->dir = CACHE_DIR . "/" . clean_filename($dir); } @@ -66,8 +254,22 @@ class DiskCache { return null; } + public function getFakeExtension($filename) { + $mimetype = $this->getMimeType($filename); + + if ($mimetype) + return isset($this->mimeMap[$mimetype]) ? $this->mimeMap[$mimetype] : ""; + else + return ""; + } + public function send($filename) { - header("Content-Disposition: inline; filename=\"$filename\""); + $fake_extension = $this->getFakeExtension($filename); + + if ($fake_extension) + $fake_extension = ".$fake_extension"; + + header("Content-Disposition: inline; filename=\"${filename}${fake_extension}\""); return send_local_file($this->getFullPath($filename)); }