[WordPress] Allow uploading SVG files

wp-allow-svg-upload.php

<?php
// allow more file types for uploads
function cc_mime_types($mimes)
{
    $mimes['zip'] = 'application/zip';
    $mimes['rar'] = 'application/x-rar-compressed';
    $mimes['tar'] = 'application/x-tar';
    $mimes['gz'] = 'application/x-gzip';
    $mimes['gzip'] = 'application/x-gzip';
    $mimes['tiff'] = 'image/tiff';
    $mimes['tif'] = 'image/tiff';
    $mimes['bmp'] = 'image/bmp';
    $mimes['svg'] = 'image/svg+xml';
    $mimes['psd'] = 'image/vnd.adobe.photoshop';
    $mimes['ai'] = 'application/postscript';
    $mimes['indd'] = 'application/x-indesign'; // not official, but might still work
    $mimes['eps'] = 'application/postscript';
    $mimes['rtf'] = 'application/rtf';
    $mimes['txt'] = 'text/plain';
    $mimes['wav'] = 'audio/x-wav';
    $mimes['csv'] = 'text/csv';
    $mimes['xml'] = 'application/xml';
    $mimes['flv'] = 'video/x-flv';
    $mimes['swf'] = 'application/x-shockwave-flash';
    $mimes['vcf'] = 'text/x-vcard';
    $mimes['html'] = 'text/html';
    $mimes['htm'] = 'text/html';
    $mimes['css'] = 'text/css';
    $mimes['js'] = 'application/javascript';
    $mimes['ico'] = 'image/x-icon';
    $mimes['otf'] = 'application/x-font-otf';
    $mimes['ttf'] = 'application/x-font-ttf';
    $mimes['woff'] = 'application/x-font-woff';
    $mimes['ics'] = 'text/calendar';
    return $mimes;
}
add_filter('upload_mimes', 'cc_mime_types');