<?php

namespace Config;

/*
| -------------------------------------------------------------------
| MIME TYPES
| -------------------------------------------------------------------
| This file contains an array of mime types.  It is used by the
| Upload class to help identify allowed file types.
|
| When more than one variation for an extension exist (like jpg, jpeg, etc)
| the most common one should be first in the array to aid the guess*
| methods. The same applies when more than one mime-type exists for a
| single extension.
|
*/
class Mimes
{
    /**
     * Map of extensions to mime types.
     *
     * @var array
     */
    public static $mimes = [
        'hqx'   => [
            'application/mac-binhex40',
            'application/mac-binhex',
            'application/x-binhex40',
            'application/x-mac-binhex40',
        ],
        'cpt'   => 'application/mac-compactpro',
        'csv'   => [
            'text/csv',
            'text/x-comma-separated-values',
            'text/comma-separated-values',
            'application/octet-stream',
            'application/vnd.ms-excel',
            'application/x-csv',
            'text/x-csv',
            'application/csv',
            'application/excel',
            'application/vnd.msexcel',
            'text/plain',
        ],
        'bin'   => [
            'application/macbinary',
            'application/mac-binary',
            'application/octet-stream',
            'application/x-binary',
            'application/x-macbinary',
        ],
        'dms'   => 'application/octet-stream',
        'lha'   => 'application/octet-stream',
        'lzh'   => 'application/octet-stream',
        'exe'   => [
            'application/octet-stream',
            'application/x-msdownload',
        ],
        'class' => 'application/octet-stream',
        'psd'   => [
            'application/x-photoshop',
            'image/vnd.adobe.photoshop',
        ],
        'so'    => 'application/octet-stream',
        'sea'   => 'application/octet-stream',
        'dll'   => 'application/octet-stream',
        'oda'   => 'application/oda',
        'pdf'   => [
            'application/pdf',
            'application/force-download',
            'application/x-download',
            'binary/octet-stream',
        ],
        'ai'    => [
            'application/pdf',
            'application/postscript',
        ],
        'eps'   => 'application/postscript',
        'ps'    => 'application/postscript',
        'smi'   => 'application/smil',
        'smil'  => 'application/smil',
        'mif'   => 'application/vnd.mif',
        'xls'   => [
            'application/vnd.ms-excel',
            'application/msexcel',
            'application/x-msexcel',
            'application/x-ms-excel',
            'application/x-excel',
            'application/x-dos_ms_excel',
            'application/xls',
            'application/x-xls',
            'application/excel',
            'application/download',
            'application/vnd.ms-office',
            'application/msword',
        ],
        'ppt'   => [
            'application/vnd.ms-powerpoint',
            'application/powerpoint',
            'application/vnd.ms-office',
            'application/msword',
        ],
        'pptx'  => [
            'application/vnd.openxmlformats-officedocument.presentationml.presentation',
            'application/x-zip',
            'application/zip',
        ],
        'wbxml' => 'application/wbxml',
        'wmlc'  => 'application/wmlc',
        'dcr'   => 'application/x-director',
        'dir'   => 'application/x-director',
        'dxr'   => 'application/x-director',
        'dvi'   => 'application/x-dvi',
        'gtar'  => 'application/x-gtar',
        'gz'    => 'application/x-gzip',
        'gzip'  => 'application/x-gzip',
        'php'   => [
            'application/x-php',
            'application/x-httpd-php',
            'application/php',
            'text/php',
            'text/x-php',
            'application/x-httpd-php-source',
        ],
        'php4'  => 'application/x-httpd-php',
        'php3'  => 'application/x-httpd-php',
        'phtml' => 'application/x-httpd-php',
        'phps'  => 'application/x-httpd-php-source',
        'js'    => [
            'application/x-javascript',
            'text/plain',
        ],
        'swf'   => 'application/x-shockwave-flash',
        'sit'   => 'application/x-stuffit',
        'tar'   => 'application/x-tar',
        'tgz'   => [
            'application/x-tar',
            'application/x-gzip-compressed',
        ],
        'z'     => 'application/x-compress',
        'xhtml' => 'application/xhtml+xml',
        'xht'   => 'application/xhtml+xml',
        'zip'   => [
            'application/x-zip',
            'application/zip',
            'application/x-zip-compressed',
            'application/s-compressed',
            'multipart/x-zip',
        ],
        'rar'   => [
            'application/x-rar',
            'application/rar',
            'application/x-rar-compressed',
        ],
        'mid'   => 'audio/midi',
        'midi'  => 'audio/midi',
        'mpga'  => 'audio/mpeg',
        'mp2'   => 'audio/mpeg',
        'mp3'   => [
            'audio/mpeg',
            'audio/mpg',
            'audio/mpeg3',
            'audio/mp3',
        ],
        'aif'   => [
            'audio/x-aiff',
            'audio/aiff',
        ],
        'aiff'  => [
            'audio/x-aiff',
            'audio/aiff',
        ],
        'aifc'  => 'audio/x-aiff',
        'ram'   => 'audio/x-pn-realaudio',
        'rm'    => 'audio/x-pn-realaudio',
        'rpm'   => 'audio/x-pn-realaudio-plugin',
        'ra'    => 'audio/x-realaudio',
        'rv'    => 'video/vnd.rn-realvideo',
        'wav'   => [
            'audio/x-wav',
            'audio/wave',
            'audio/wav',
        ],
        'bmp'   => [
            'image/bmp',
            'image/x-bmp',
            'image/x-bitmap',
            'image/x-xbitmap',
            'image/x-win-bitmap',
            'image/x-windows-bmp',
            'image/ms-bmp',
            'image/x-ms-bmp',
            'application/bmp',
            'application/x-bmp',
            'application/x-win-bitmap',
        ],
        'gif'   => 'image/gif',
        'jpg'   => [
            'image/jpeg',
            'image/pjpeg',
        ],
        'jpeg'  => [
            'image/jpeg',
            'image/pjpeg',
        ],
        'jpe'   => [
            'image/jpeg',
            'image/pjpeg',
        ],
        'jp2'   => [
            'image/jp2',
            'video/mj2',
            'image/jpx',
            'image/jpm',
        ],
        'j2k'   => [
            'image/jp2',
            'video/mj2',
            'image/jpx',
            'image/jpm',
        ],
        'jpf'   => [
            'image/jp2',
            'video/mj2',
            'image/jpx',
            'image/jpm',
        ],
        'jpg2'  => [
            'image/jp2',
            'video/mj2',
            'image/jpx',
            'image/jpm',
        ],
        'jpx'   => [
            'image/jp2',
            'video/mj2',
            'image/jpx',
            'image/jpm',
        ],
        'jpm'   => [
            'image/jp2',
            'video/mj2',
            'image/jpx',
            'image/jpm',
        ],
        'mj2'   => [
            'image/jp2',
            'video/mj2',
            'image/jpx',
            'image/jpm',
        ],
        'mjp2'  => [
            'image/jp2',
            'video/mj2',
            'image/jpx',
            'image/jpm',
        ],
        'png'   => [
            'image/png',
            'image/x-png',
        ],
        'tif'   => 'image/tiff',
        'tiff'  => 'image/tiff',
        'css'   => [
            'text/css',
            'text/plain',
        ],
        'html'  => [
            'text/html',
            'text/plain',
        ],
        'htm'   => [
            'text/html',
            'text/plain',
        ],
        'shtml' => [
            'text/html',
            'text/plain',
        ],
        'txt'   => 'text/plain',
        'text'  => 'text/plain',
        'log'   => [
            'text/plain',
            'text/x-log',
        ],
        'rtx'   => 'text/richtext',
        'rtf'   => 'text/rtf',
        'xml'   => [
            'application/xml',
            'text/xml',
            'text/plain',
        ],
        'xsl'   => [
            'application/xml',
            'text/xsl',
            'text/xml',
        ],
        'mpeg'  => 'video/mpeg',
        'mpg'   => 'video/mpeg',
        'mpe'   => 'video/mpeg',
        'qt'    => 'video/quicktime',
        'mov'   => 'video/quicktime',
        'avi'   => [
            'video/x-msvideo',
            'video/msvideo',
            'video/avi',
            'application/x-troff-msvideo',
        ],
        'movie' => 'video/x-sgi-movie',
        'doc'   => [
            'application/msword',
            'application/vnd.ms-office',
        ],
        'docx'  => [
            'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
            'application/zip',
            'application/msword',
            'application/x-zip',
        ],
        'dot'   => [
            'application/msword',
            'application/vnd.ms-office',
        ],
        'dotx'  => [
            'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
            'application/zip',
            'application/msword',
        ],
        'xlsx'  => [
            'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
            'application/zip',
            'application/vnd.ms-excel',
            'application/msword',
            'application/x-zip',
        ],
        'word'  => [
            'application/msword',
            'application/octet-stream',
        ],
        'xl'    => 'application/excel',
        'eml'   => 'message/rfc822',
        'json'  => [
            'application/json',
            'text/json',
        ],
        'pem'   => [
            'application/x-x509-user-cert',
            'application/x-pem-file',
            'application/octet-stream',
        ],
        'p10'   => [
            'application/x-pkcs10',
            'application/pkcs10',
        ],
        'p12'   => 'application/x-pkcs12',
        'p7a'   => 'application/x-pkcs7-signature',
        'p7c'   => [
            'application/pkcs7-mime',
            'application/x-pkcs7-mime',
        ],
        'p7m'   => [
            'application/pkcs7-mime',
            'application/x-pkcs7-mime',
        ],
        'p7r'   => 'application/x-pkcs7-certreqresp',
        'p7s'   => 'application/pkcs7-signature',
        'crt'   => [
            'application/x-x509-ca-cert',
            'application/x-x509-user-cert',
            'application/pkix-cert',
        ],
        'crl'   => [
            'application/pkix-crl',
            'application/pkcs-crl',
        ],
        'der'   => 'application/x-x509-ca-cert',
        'kdb'   => 'application/octet-stream',
        'pgp'   => 'application/pgp',
        'gpg'   => 'application/gpg-keys',
        'sst'   => 'application/octet-stream',
        'csr'   => 'application/octet-stream',
        'rsa'   => 'application/x-pkcs7',
        'cer'   => [
            'application/pkix-cert',
            'application/x-x509-ca-cert',
        ],
        '3g2'   => 'video/3gpp2',
        '3gp'   => [
            'video/3gp',
            'video/3gpp',
        ],
        'mp4'   => 'video/mp4',
        'm4a'   => 'audio/x-m4a',
        'f4v'   => [
            'video/mp4',
            'video/x-f4v',
        ],
        'flv'   => 'video/x-flv',
        'webm'  => 'video/webm',
        'aac'   => 'audio/x-acc',
        'm4u'   => 'application/vnd.mpegurl',
        'm3u'   => 'text/plain',
        'xspf'  => 'application/xspf+xml',
        'vlc'   => 'application/videolan',
        'wmv'   => [
            'video/x-ms-wmv',
            'video/x-ms-asf',
        ],
        'au'    => 'audio/x-au',
        'ac3'   => 'audio/ac3',
        'flac'  => 'audio/x-flac',
        'ogg'   => [
            'audio/ogg',
            'video/ogg',
            'application/ogg',
        ],
        'kmz'   => [
            'application/vnd.google-earth.kmz',
            'application/zip',
            'application/x-zip',
        ],
        'kml'   => [
            'application/vnd.google-earth.kml+xml',
            'application/xml',
            'text/xml',
        ],
        'ics'   => 'text/calendar',
        'ical'  => 'text/calendar',
        'zsh'   => 'text/x-scriptzsh',
        '7zip'  => [
            'application/x-compressed',
            'application/x-zip-compressed',
            'application/zip',
            'multipart/x-zip',
        ],
        'cdr'   => [
            'application/cdr',
            'application/coreldraw',
            'application/x-cdr',
            'application/x-coreldraw',
            'image/cdr',
            'image/x-cdr',
            'zz-application/zz-winassoc-cdr',
        ],
        'wma'   => [
            'audio/x-ms-wma',
            'video/x-ms-asf',
        ],
        'jar'   => [
            'application/java-archive',
            'application/x-java-application',
            'application/x-jar',
            'application/x-compressed',
        ],
        'svg'   => [
            'image/svg+xml',
            'application/xml',
            'text/xml',
        ],
        'vcf'   => 'text/x-vcard',
        'srt'   => [
            'text/srt',
            'text/plain',
        ],
        'vtt'   => [
            'text/vtt',
            'text/plain',
        ],
        'ico'   => [
            'image/x-icon',
            'image/x-ico',
            'image/vnd.microsoft.icon',
        ],
    ];

    //--------------------------------------------------------------------

    /**
     * Attempts to determine the best mime type for the given file extension.
     *
     * @param string $extension
     *
     * @return string|null The mime type found, or none if unable to determine.
     */
    public static function guessTypeFromExtension(string $extension)
    {
        $extension = trim(strtolower($extension), '. ');

        if (!array_key_exists($extension, static::$mimes)) {
            return null;
        }

        return is_array(static::$mimes[$extension]) ? static::$mimes[$extension][0] : static::$mimes[$extension];
    }

    //--------------------------------------------------------------------

    /**
     * Attempts to determine the best file extension for a given mime type.
     *
     * @param string $type
     * @param string $proposed_extension - default extension (in case there is more than one with the same mime type)
     *
     * @return string|null The extension determined, or null if unable to match.
     */
    public static function guessExtensionFromType(string $type, ?string $proposed_extension = null)
    {
        $type = trim(strtolower($type), '. ');

        $proposed_extension = trim(strtolower($proposed_extension));

        if (!is_null($proposed_extension) && array_key_exists($proposed_extension, static::$mimes) && in_array($type, is_string(static::$mimes[$proposed_extension]) ? [static::$mimes[$proposed_extension]] : static::$mimes[$proposed_extension])) {
            return $proposed_extension;
        }

        foreach (static::$mimes as $ext => $types) {
            if (is_string($types) && $types === $type) {
                return $ext;
            } elseif (is_array($types) && in_array($type, $types)) {
                return $ext;
            }
        }

        return null;
    }

    //--------------------------------------------------------------------
}
