1 files changed, 84 insertions, 0 deletions
diff --git a/file_type_recogniser.php b/file_type_recogniser.php
new file mode 100644
index 0000000..f160fb7
--- /dev/null
+++ b/file_type_recogniser.php
@@ -0,0 +1,84 @@
+<?php
+
+function file_type($path_to_file) {
+	$file_type_database = new finfo(FILEINFO_SYMLINK|FILEINFO_MIME_TYPE);
+	return $file_type_database->file($path_to_file);
+}
+
+
+function file_extension($path_to_file) {
+	#FILEINFO_EXTENSION introduced in php7.2.0 https://www.php.net/manual/en/fileinfo.constants.php
+	if(defined("FILEINFO_EXTENSION"))
+	{
+		$file_type_database = new finfo(FILEINFO_EXTENSION);
+		return "." . $file_type_database->file($path_to_file);
+	}else
+	{
+		$result=file_type($path_to_file);
+
+		$optimus_prime = array(
+			'text/plain'=>'.txt',
+			'text/html'=>'.html',
+			'text/php'=>'.php',
+			'text/css'=>'.css',
+			'application/javascript'=>'.js',
+			'application/json'=>'.json',
+			'application/xml'=>'.xml',
+			'application/x-shockwave-flash'=>'.swf',
+			'video/x-flv'=>'.flv',
+			'image/png'=>'.png',
+			'image/jpeg'=>'.jpe',
+			'image/jpeg'=>'.jpeg',
+			'image/jpeg'=>'.jpg',
+			'image/gif'=>'.gif',
+			'image/bmp'=>'.bmp',
+			'image/vnd.microsoft.icon'=>'.ico',
+			'image/tiff'=>'.tiff',
+			'image/tiff'=>'.tif',
+			'image/svg+xml'=>'.svg',
+			'image/svg+xml'=>'.svgz',
+			'application/zip'=>'.zip',
+			'application/x-rar-compressed'=>'.rar',
+			'application/x-msdownload'=>'.exe',
+			'application/x-msdownload'=>'.msi',
+			'application/vnd.ms-cab-compressed'=>'.cab',
+			'audio/mpeg'=>'.mp3',
+			'video/quicktime'=>'.qt',
+			'video/quicktime'=>'.mov',
+			'application/pdf'=>'.pdf',
+			'image/vnd.adobe.photoshop'=>'.psd',
+			'application/postscript'=>'.ai',
+			'application/postscript'=>'.eps',
+			'application/postscript'=>'.ps',
+			'application/msword'=>'.doc',
+			'application/rtf'=>'.rtf',
+			'application/vnd.ms-excel'=>'.xls',
+			'application/vnd.ms-powerpoint'=>'.ppt',
+			'application/vnd.oasis.opendocument.text'=>'.odt',
+			'application/vnd.oasis.opendocument.spreadsheet'=>'.ods'
+		);
+
+		if(!array_key_exists($result,$optimus_prime))
+		{
+			return ".dat";
+		}else
+		{
+			return $optimus_prime[$result];
+		}
+
+	}
+}
+
+function get_icon($path_to_file)
+{
+	$file_ext="svg/icons/".file_extension($path_to_file).".svg";
+	if(!file_exists($file_ext))
+	{
+		return "svg/icons/.dat.svg";
+	}else
+	{
+		return $file_ext;
+	}
+}
+
+?>