Convert /etc/mime.types to nginx MIME types Format

mime-to-nginx.sh

<?php

$shortopts = "m:";
$shortopts .= "o::";
$shortopts .= "i::";
$shortopts .= "f::";

$options = getopt($shortopts);
if (!$options) {
    echo "Usage:\n\n";
    echo "php $0 -m=<source mime file> -o=<nginx mime>\n\n";
    exit;
}

$isFilterWithoutExt = isset($options['f']);

if (!$lines = array_filter(array_map('trim',file($options['m'])))) {
    echo "Source File Does Not Contain Mime Types";
}

$ignoredMime = [];
$ignoredMimeBase = [];
$ignored = [];
if (isset($options['i']) && ($ignored = array_filter(array_map('trim', explode(',', $options['i']))))) {
    foreach ($ignored as $ignore) {
        if (substr($ignore, -1) == '/') {
            $ignoredMimeBase[$ignore] = true;
        } else {
            $ignoredMime[$ignore] = true;
        }
    }
}


$result = [];
foreach ($lines as $line) {
    if ($line[0] == '#') {
        continue;
    }

    $lineParts = explode(' ', trim(preg_replace('#\s+#', ' ', $line)));

    $mime = $lineParts[0];
    $mimeBase = explode('/', $mime, 2)[0].'/';

    if (isset($ignoredMimeBase[$mimeBase])) {
        continue;
    }

    if (isset($ignoredMime[$mime])) {
        continue;
    }

    if (count($lineParts) == 1) {
        if (!$isFilterWithoutExt) {
            $result[] = sprintf("    %s;", $mime);
        }
    } else {
        $exts = array_filter(array_slice($lineParts, 1));
        $result[] = sprintf("    %s %s;", $mime, implode(' ', $exts));
    }
}

$output = '';
if (!empty($result)) {
    $template =
"#############################################################################
# Generated By MIME.types to nginx MIME converter
# https://gist.github.com/meniam/12f8c9c788969daa5c8fdfad97d9a9cc
#############################################################################
types {
%s
}
";
    $output = sprintf($template, implode("\n", $result));
} else {
    echo "Result Is Empty\n";
    die;
}

if (!isset($options['o'])) {
    echo $output;
} else {
    file_put_contents($options['o'], $output);
}