apache_lookup_uri
(PHP 4, PHP 5, PHP 7)
apache_lookup_uri — 对指定的 URI 执行部分请求并返回所有有关信息
说明
$filename
)本函数对一个 URL 执行部分请求。取得所有有关给定资源的重要信息后就停手。
、 仅在将 PHP 安装为 Apache 模块时，支持此函数。
参数
-
filename -
被请求的文件名（URI）。
返回值
一个有关 URI 信息的 object 。此 object 的属性有：
- status
- the_request
- status_line
- method
- content_type
- handler
- uri
- filename
- path_info
- args
- boundary
- no_cache
- no_local_copy
- allowed
- send_bodyct
- bytes_sent
- byterange
- clength
- unparsed_uri
- mtime
- request_time
范例
Example #1 apache_lookup_uri() 例子
<?php
$info = apache_lookup_uri ( 'index.php?var=value' );
print_r ( $info );
if ( file_exists ( $info -> filename )) {
echo 'file exists!' ;
}
?> 以上例程的输出类似于：
stdClass Object
(
[status] => 200
[the_request] => GET /dir/file.php HTTP/1.1
[method] => GET
[mtime] => 0
[clength] => 0
[chunked] => 0
[content_type] => application/x-httpd-php
[no_cache] => 0
[no_local_copy] => 1
[unparsed_uri] => /dir/index.php?var=value
[uri] => /dir/index.php
[filename] => /home/htdocs/dir/index.php
[args] => var=value
[allowed] => 0
[sent_bodyct] => 0
[bytes_sent] => 0
[request_time] => 1074282764
)
file exists!
用户评论:
[#1] tester [2008-02-12 05:01:23]
bug: with apache 2, apache_lookup_uri("/directory") spits out a warning and fails to return anything. apache_lookup_uri("/directory/") works.
another bug: virtual("something") forces a header flush. I know it's documented, but it would be rather wonderful if it didn't do this. You never ever want to flush headers when you're using virtual() to include a dynamic file such as a PHP or Perl file, which excludes virtual() from being used on most of any website's contents :-(.
[#2] niels dot kootstra at gmail dot com [2008-02-08 04:04:11]
It's a very usefull function but it doesn't show all outputs. For example I only see:
[status]
[the_request]
[method]
[mtime]
[clength]
[chunked]
[content_type]
[no_cache]
[no_local_copy]
[unparsed_uri]
[uri]
[filename]
[path_info]
[allowed]
[sent_bodyct]
[bytes_sent]
[request_time]
[#3] redbeard at mdjohnson dot nospam dot us [2003-04-17 17:15:55]
A useful feature is that if you have content negotiation on (Options MultiViews) Apache will resolve the negotiation for you if possible. Thus www.example.com/blah will resolve to /base/blah.php or /base/blah.html or even /base/blah.en.html as appropriate.