Last updated: Sat, 17 Jul 2004

LXI. Mimetype Functions

소개

주의

This extension has been deprecated as the PECL extension fileinfo provides the same functionality (and more) in a much cleaner way.

The functions in this module try to guess the content type and encoding of a file by looking for certain magic byte sequences at specific positions within the file. While this is not a bullet proof approach the heuristics used do a very good job.

This extension is derived from Apache mod_mime_magic, which is itself based on the file command maintained by Ian F. Darwin. See the source code for further historic and copyright information.

요구 사항

이 확장 모듈을 빌드할 때 외부 라이브러리가 필요하지 않습니다.

설치

You must compile PHP with the configure switch --with-mime-magic to get support for mime-type functions. The extension needs a copy of the simplified magic file that is distributed with the Apache httpd.

참고: The configure option has been changed from --enable-mime-magic to --with-mime-magic since PHP 4.3.2

참고: This extension is not capable of handling the fully decorated magic file that generally comes with standard Linux distro's and is supposed to be used with recent versions of file command.

Note to Win32 Users: In order to use this module on a Windows environment, you must set the path to the bundled magic.mime file in your php.ini.
예 1. Setting the path to magic.mime
mime_magic.magicfile = "$PHP_INSTALL_DIR\magic.mime"
Remember to substitute the $PHP_INSTALL_DIR for your actual path to PHP in the above example. e.g. c:\php

런타임 설정

이 함수의 작동은 php.ini 설정에 영향을 받습니다.

표 1. Mimetype configuration options

Name	Default	Changeable
mime_magic.magicfile	"/usr/share/misc/magic.mime"	PHP_INI_SYSTEM

For further details and definition of the PHP_INI_* constants see ini_set().

리소스 종류

이 확장 모듈은 리소스형을 정의하지 않습니다.

상수 정의

이 확장 모듈은 상수를 정의하지 않습니다.

차례
mime_content_type -- Detect MIME Content-type for a file

mime_content_type

mhash

Last updated: Sat, 17 Jul 2004

add a note User Contributed Notes
Mimetype Functions

benjamin dot povirk at gmail dot com
06-Aug-2007 02:55


I know about PECL, still:



for getting mime type from magic.mime this was my addon



# FLV

0       string          FLV             video/x-flv



for Adobe's FLV video.

Bjorn dot Wiberg at its dot uu dot se
08-Mar-2005 12:32


For those experiencing problems with "invalid magic file, disabled" in phpinfo() although everything seems to be set up correctly:



It seems that the real error behind this is that the PHP mime_magic

extension does NOT obey "php_admin_value mime_magic.magicfile" or

"php_value mime_magic.magicfile" directives in httpd.conf, although the

documentation states that mime_magic.magicfile should be settable from

PHP_INI_SYSTEM, i.e., from php.ini and httpd.conf.



Adding the following to php.ini correctly configures mime_magic (using

an Apache 2-supplied magic file):



[mime_magic]

mime_magic.magicfile = "/etc/apache/magic"



Furthermore, phpinfo() will SHOW any httpd.conf setting of

mime_magic.magicfile that you make, but still not actually USE anything

but what you specified in php.ini!



Hopefully this can help someone. As the mime_magic extension is deprecated, it is not supported anymore, so I guess we can't expect any fixes to this. Even though many scripts still use the mime_magic functionality.

mad4linux
23-Feb-2005 06:28


The correct link to the mime-types list is:



http://www.iana.org/assignments/media-types/

add a note

mime_content_type

mhash

Last updated: Sat, 17 Jul 2004