📅  最后修改于: 2022-03-11 14:54:17.583000             🧑  作者: Mango
function get_content_mime_type($content)
{
$url = 'http://svn.apache.org/repos/asf/httpd/httpd/trunk/docs/conf/mime.types';
$url_live = false;
$handle = curl_init($url);
curl_setopt_array($handle, array(
CURLOPT_FOLLOWLOCATION => true,
CURLOPT_NOBODY => true,
CURLOPT_HEADER => false,
CURLOPT_RETURNTRANSFER => false,
CURLOPT_SSL_VERIFYHOST => false,
CURLOPT_SSL_VERIFYPEER => false
));
$response = curl_exec($handle);
$httpCode = curl_getinfo($handle, CURLINFO_EFFECTIVE_URL);
$httpCode = curl_getinfo($handle, CURLINFO_HTTP_CODE);
if ($httpCode == 200)
{
$url_live = true;
}
$url_live = $url_live;
curl_close($handle);
$mimes = array();
if ($url_live)
{
$mimes_file = file_get_contents($url);
preg_match_all('#^([^\s]{2,}?)\s+(.+?)$#ism', $mimes_file, $matches, PREG_SET_ORDER);
foreach ($matches as $match)
{
$exts = explode(" ", $match[2]);
foreach ($exts as $ext)
{
$mimes[$ext] = $match[1];
}
}
}
else
{
$mimes = array(
'txt' => 'text/plain',
'htm' => 'text/html',
'html' => 'text/html',
'php' => 'text/html',
'css' => 'text/css',
'js' => 'application/javascript',
'json' => 'application/json',
'xml' => 'application/xml',
'swf' => 'application/x-shockwave-flash',
'flv' => 'video/x-flv',
// images
'png' => 'image/png',
'jpe' => 'image/jpeg',
'jpeg' => 'image/jpeg',
'jpg' => 'image/jpeg',
'gif' => 'image/gif',
'bmp' => 'image/bmp',
'ico' => 'image/vnd.microsoft.icon',
'tiff' => 'image/tiff',
'tif' => 'image/tiff',
'svg' => 'image/svg+xml',
'svgz' => 'image/svg+xml',
// archives
'zip' => 'application/zip',
'rar' => 'application/x-rar-compressed',
'exe' => 'application/x-msdownload',
'msi' => 'application/x-msdownload',
'cab' => 'application/vnd.ms-cab-compressed',
// audio/video
'mp3' => 'audio/mpeg',
'qt' => 'video/quicktime',
'mov' => 'video/quicktime',
// adobe
'pdf' => 'application/pdf',
'psd' => 'image/vnd.adobe.photoshop',
'ai' => 'application/postscript',
'eps' => 'application/postscript',
'ps' => 'application/postscript',
// ms office
'doc' => 'application/msword',
'rtf' => 'application/rtf',
'xls' => 'application/vnd.ms-excel',
'ppt' => 'application/vnd.ms-powerpoint',
'docx' => 'application/msword',
'xlsx' => 'application/vnd.ms-excel',
'pptx' => 'application/vnd.ms-powerpoint',
// open office
'odt' => 'application/vnd.oasis.opendocument.text',
'ods' => 'application/vnd.oasis.opendocument.spreadsheet',
);
}
$content_mime = 'unknown';
if (is_file($content))
{
if (isset(pathinfo($content) ['extension']))
{
$content_ext = pathinfo($content) ['extension'];
if (isset($mimes[$content_ext]))
{
$content_mime = $mimes[$content_ext];
}
else
{
if (is_readable($content) && is_executable($content))
{
$finfo = finfo_open(FILEINFO_MIME_TYPE);
$content_mime = finfo_file($finfo, $content);
if ($content_mime === null | $content_mime === "")
{
$content_mime = "application/octet-stream";
}
else
{
$content_mime = $content_mime;
}
finfo_close($finfo);
}
else
{
$content_mime = "application/octet-stream";
}
}
}
}
else
{
// return whatever you want
// $content_mime = 'unknown';
}
$content_mime = $content_mime;
return $content_mime;
}