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我使用此代码获取完整的 URL:
$actual_link = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['PHP_SELF'];
问题是我在 .htaccess
中使用了一些掩码,所以我们在 URL 中看到的并不总是文件的真实路径。
我需要的是获取 URL,写在 URL 中的内容,不多也不少——完整的 URL。
我需要了解它在 Web 浏览器导航栏中的显示方式,而不是服务器上文件的真实路径。
看看$_SERVER['REQUEST_URI']
,即
$actual_link = "http://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
(请注意,双引号字符串语法为 perfectly correct)
如果你想同时支持 HTTP 和 HTTPS,你可以使用
$actual_link = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http") . "://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
编者注:使用此代码具有安全隐患。客户端可以将 HTTP_HOST 和 REQUEST_URI 设置为它想要的任意值。
在网页上输出链接的简短版本
$url = "//{$_SERVER['HTTP_HOST']}{$_SERVER['REQUEST_URI']}";
$escaped_url = htmlspecialchars( $url, ENT_QUOTES, 'UTF-8' );
echo '<a href="' . $escaped_url . '">' . $escaped_url . '</a>';
以下是有关 the //example.com/path/ format 的问题和极端情况的更多详细信息
完整版本
function url_origin( $s, $use_forwarded_host = false )
{
$ssl = ( ! empty( $s['HTTPS'] ) && $s['HTTPS'] == 'on' );
$sp = strtolower( $s['SERVER_PROTOCOL'] );
$protocol = substr( $sp, 0, strpos( $sp, '/' ) ) . ( ( $ssl ) ? 's' : '' );
$port = $s['SERVER_PORT'];
$port = ( ( ! $ssl && $port=='80' ) || ( $ssl && $port=='443' ) ) ? '' : ':'.$port;
$host = ( $use_forwarded_host && isset( $s['HTTP_X_FORWARDED_HOST'] ) ) ? $s['HTTP_X_FORWARDED_HOST'] : ( isset( $s['HTTP_HOST'] ) ? $s['HTTP_HOST'] : null );
$host = isset( $host ) ? $host : $s['SERVER_NAME'] . $port;
return $protocol . '://' . $host;
}
function full_url( $s, $use_forwarded_host = false )
{
return url_origin( $s, $use_forwarded_host ) . $s['REQUEST_URI'];
}
$absolute_url = full_url( $_SERVER );
echo $absolute_url;
这是 http://snipplr.com/view.php?codeview&id=2734 的大量修改版本(不再存在)
网址结构:
scheme://username:password@domain:port/path?query_string#fragment_id
粗体部分不包含在函数中
笔记:
此函数不包括来自完整 URL 或片段(散列)的用户名:密码。
它不会显示 HTTP 的默认端口 80 和 HTTPS 的端口 443。
仅使用 http 和 https 方案进行了测试。
#fragment_id 不会由客户端(浏览器)发送到服务器,也不会添加到完整的 URL 中。
$_GET 将只包含 foo=bar2 的 URL,例如 /example?foo=bar1&foo=bar2。
某些 CMS 和环境将重写 $_SERVER['REQUEST_URI'] 并为 /example?foo=bar1&foo=bar2 之类的 URL 返回 /example?foo=bar2,在这种情况下使用 $_SERVER['QUERY_STRING']。
请记住,URI = URL + URN,但由于普遍使用,现在 URL 表示 URI 和 URL。
如果您不打算使用代理或平衡器,则应删除 HTTP_X_FORWARDED_HOST。
规范说主机头必须包含端口号,除非它是默认号。
客户端(浏览器)控制变量:
$_SERVER['REQUEST_URI']。任何不受支持的字符在发送之前都会由浏览器进行编码。
$_SERVER['HTTP_HOST'] 并且根据 PHP 手册中的注释并不总是可用:http://php.net/manual/en/reserved.variables.php
$_SERVER['HTTP_X_FORWARDED_HOST'] 由平衡器设置,PHP 手册中的 $_SERVER 变量列表中未提及。
服务器控制变量:
$_SERVER['HTTPS']。客户端选择使用它,但服务器返回空或“on”的实际值。
$_SERVER['SERVER_PORT']。服务器只接受允许的数字作为端口。
$_SERVER['SERVER_PROTOCOL']。服务器只接受某些协议。
$_SERVER['SERVER_NAME'] 。根据 kralyk,它是在服务器配置中手动设置的,不适用于 IPv6。
有关的:
What is the difference between HTTP_HOST and SERVER_NAME in PHP?
Is Port Number Required in HTTP "Host" Header Parameter?
https://stackoverflow.com/a/28049503/175071
/example?foo=bar1&foo=bar2
这样的网址,$_SERVER['REQUEST_URI']
将显示 /example?foo=bar2
Host
标头,没见过这样设置的,感谢提及,将作为调整添加
示例:https://(www.)example.com/subFolder/myfile.php?var=blabla#555
// ======= PATHINFO ====== //
$x = pathinfo($url);
$x['dirname'] 🡺 https://example.com/subFolder
$x['basename'] 🡺 myfile.php?var=blabla#555 // Unsecure!
$x['extension'] 🡺 php?var=blabla#555 // Unsecure!
$x['filename'] 🡺 myfile
// ======= PARSE_URL ====== //
$x = parse_url($url);
$x['scheme'] 🡺 https
$x['host'] 🡺 example.com
$x['path'] 🡺 /subFolder/myfile.php
$x['query'] 🡺 var=blabla
$x['fragment'] 🡺 555
//=================================================== //
//========== self-defined SERVER variables ========== //
//=================================================== //
$_SERVER["DOCUMENT_ROOT"] 🡺 /home/user/public_html
$_SERVER["SERVER_ADDR"] 🡺 143.34.112.23
$_SERVER["SERVER_PORT"] 🡺 80(or 443 etc..)
$_SERVER["REQUEST_SCHEME"] 🡺 https //similar: $_SERVER["SERVER_PROTOCOL"]
$_SERVER['HTTP_HOST'] 🡺 example.com (or with WWW) //similar: $_SERVER["SERVER_NAME"]
$_SERVER["REQUEST_URI"] 🡺 /subFolder/myfile.php?var=blabla
$_SERVER["QUERY_STRING"] 🡺 var=blabla
__FILE__ 🡺 /home/user/public_html/subFolder/myfile.php
__DIR__ 🡺 /home/user/public_html/subFolder //same: dirname(__FILE__)
$_SERVER["REQUEST_URI"] 🡺 /subFolder/myfile.php?var=blabla
parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH)🡺 /subFolder/myfile.php
$_SERVER["PHP_SELF"] 🡺 /subFolder/myfile.php
// ==================================================================//
//if "myfile.php" is included in "PARENTFILE.php" , and you visit "PARENTFILE.PHP?abc":
$_SERVER["SCRIPT_FILENAME"]🡺 /home/user/public_html/parentfile.php
$_SERVER["PHP_SELF"] 🡺 /parentfile.php
$_SERVER["REQUEST_URI"] 🡺 /parentfile.php?var=blabla
__FILE__ 🡺 /home/user/public_html/subFolder/myfile.php
// =================================================== //
// ================= handy variables ================= //
// =================================================== //
//If site uses HTTPS:
$HTTP_or_HTTPS = ((!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS']!=='off') || $_SERVER['SERVER_PORT']==443) ? 'https://':'http://' ); //in some cases, you need to add this condition too: if ('https'==$_SERVER['HTTP_X_FORWARDED_PROTO']) ...
//To trim values to filename, i.e.
basename($url) 🡺 myfile.php
//excellent solution to find origin
$debug_files = debug_backtrace();
$caller_file = count($debug_files) ? $debug_files[count($debug_files) - 1]['file'] : __FILE__;
注意 ! ! !
在上面的示例中手动使用了 hashtag # 部分,仅用于说明目的,但是,服务器端语言(包括 php)无法原生检测它们(只有 Javascript 可以做到这一点,因为 hashtag 只是浏览器/客户端功能)。
DIRECTORY_SEPARATOR 为 Windows 类型的主机返回 \,而不是 /。
对于 WordPress
//(let's say, if wordpress is installed in subdirectory: http://example.com/wpdir/)
home_url() 🡺 http://example.com/wpdir/ //if is_ssl() is true, then it will be "https"
get_stylesheet_directory_uri() 🡺 http://example.com/wpdir/wp-content/themes/THEME_NAME [same: get_bloginfo('template_url') ]
get_stylesheet_directory() 🡺 /home/user/public_html/wpdir/wp-content/themes/THEME_NAME
plugin_dir_url(__FILE__) 🡺 http://example.com/wpdir/wp-content/themes/PLUGIN_NAME
plugin_dir_path(__FILE__) 🡺 /home/user/public_html/wpdir/wp-content/plugins/PLUGIN_NAME/
pathinfo()
不会像您期望的那样处理更复杂的 URL
- 尽管参数中没有严格禁止 /
字符(请参阅 stackoverflow.com/questions/1455578/…),但解析此类 URL 不会为您提供脚本基名/文件名.试试print_r(pathinfo("https://example.com/subFolder/myfile.php?var=path/to/another/file.png"));
basename ($_SERVER["PHP_https://stackoverflow.com/questions/6768793/get-the-full-url-in-phpSELF"] )
来获取没有查询字符串的主脚本名称(我需要它作为侧边栏链接列表中的主脚本)
这是使用 ternary statement 的解决方案,保持代码最少:
$url = "http" . (($_SERVER['SERVER_PORT'] == 443) ? "s" : "") . "://" . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
这是执行此操作的最小且最简单的方法,假设您的 Web 服务器为 HTTPS 使用标准端口 443。
$_SERVER["HTTPS"] == "on"
检查 SSL 是否打开。
我最喜欢的查找当前 URL 的跨平台方法是:
$url = (isset($_SERVER['HTTPS']) ? "https" : "http") . "://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
只需使用:
$uri = $_SERVER['REQUEST_SCHEME'] . '://' . $_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI']
http://example.com
:8080
/request.php
并失败。这些答案很复杂是有原因的。
function full_path()
{
$s = &$_SERVER;
$ssl = (!empty($s['HTTPS']) && $s['HTTPS'] == 'on') ? true:false;
$sp = strtolower($s['SERVER_PROTOCOL']);
$protocol = substr($sp, 0, strpos($sp, '/')) . (($ssl) ? 's' : '');
$port = $s['SERVER_PORT'];
$port = ((!$ssl && $port=='80') || ($ssl && $port=='443')) ? '' : ':'.$port;
$host = isset($s['HTTP_X_FORWARDED_HOST']) ? $s['HTTP_X_FORWARDED_HOST'] : (isset($s['HTTP_HOST']) ? $s['HTTP_HOST'] : null);
$host = isset($host) ? $host : $s['SERVER_NAME'] . $port;
$uri = $protocol . '://' . $host . $s['REQUEST_URI'];
$segments = explode('?', $uri, 2);
$url = $segments[0];
return $url;
}
注意:我刚刚更新了 Timo Huovinen's code,因此您不会在 URL 中获得任何 GET 参数。此 URL 很简单,并删除了 ?hi=i&am=a&get
之类的内容。
例子:
http://www.example.com/index?get=information
将显示为:
http://www.example.com/index
这很好,除非你使用 GET 参数来定义一些特定的内容,在这种情况下你应该使用他的代码! :-)
清晰的代码,适用于所有网络服务器(Apache、nginx、IIS,...):
$url = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off' ? 'https' : 'http') . '://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
HTTP_HOST 和 REQUEST_URI 必须用引号引起来,否则在 PHP 7.2 中会抛出错误
利用:
$actual_link = 'https://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
如果要同时支持 HTTP 和 HTTPS:
$actual_link = (isset($_SERVER['HTTPS']) ? 'https' : 'http').'://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
与接受的答案相同的技术,但支持 HTTPS,并且更具可读性:
$current_url = sprintf(
'%s://%s/%s',
isset($_SERVER['HTTPS']) ? 'https' : 'http',
$_SERVER['HTTP_HOST'],
$_SERVER['REQUEST_URI']
);
上面给出了不需要的斜线。在我的设置 Request_URI 有前导和尾随斜杠。这对我来说效果更好。
$Current_Url = sprintf(
'%s://%s/%s',
isset($_SERVER['HTTPS']) ? 'https' : 'http',
$_SERVER['HTTP_HOST'],
trim($_SERVER['REQUEST_URI'],'/\\')
);
这是我的解决方案 - 代码受 Tracy Debugger 启发。它已更改以支持不同的服务器端口。您可以获得完整的当前 URL,包括 $_SERVER['REQUEST_URI']
或只是基本的服务器 URL。检查我的功能:
function getCurrentUrl($full = true) {
if (isset($_SERVER['REQUEST_URI'])) {
$parse = parse_url(
(isset($_SERVER['HTTPS']) && strcasecmp($_SERVER['HTTPS'], 'off') ? 'https://' : 'http://') .
(isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : (isset($_SERVER['SERVER_NAME']) ? $_SERVER['SERVER_NAME'] : '')) . (($full) ? $_SERVER['REQUEST_URI'] : null)
);
$parse['port'] = $_SERVER["SERVER_PORT"]; // Setup protocol for sure (80 is default)
return http_build_url('', $parse);
}
}
这是测试代码:
// Follow $_SERVER variables was set only for test
$_SERVER['HTTPS'] = 'off'; // on
$_SERVER['SERVER_PORT'] = '9999'; // Setup
$_SERVER['HTTP_HOST'] = 'some.crazy.server.5.name:8088'; // Port is optional there
$_SERVER['REQUEST_URI'] = '/150/tail/single/normal?get=param';
echo getCurrentUrl();
// http://some.crazy.server.5.name:9999/150/tail/single/normal?get=param
echo getCurrentUrl(false);
// http://some.crazy.server.5.name:9999/
http_build_url
需要安装 pecl_http
我制作了这个函数来处理 URL:
<?php
function curPageURL()
{
$pageURL = 'http';
if ($_SERVER["HTTPS"] == "on") {$pageURL .= "s";}
$pageURL .= "://";
if ($_SERVER["SERVER_PORT"] != "80") {
$pageURL .=
$_SERVER["SERVER_NAME"].":".$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"];
}
else {
$pageURL .= $_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"];
}
return $pageURL;
}
?>
使用 Apache 环境变量很容易做到这一点。这仅适用于我假设您正在使用的 Apache 2。
只需使用以下 PHP 代码:
<?php
$request_url = apache_getenv("HTTP_HOST") . apache_getenv("REQUEST_URI");
echo $request_url;
?>
使用这个单线查找父文件夹 URL(如果您无法访问 pecl_http 附带的 http_build_url()):
$url = (isset($_SERVER['HTTPS']) ? 'https://' : 'http://').$_SERVER['SERVER_NAME'].str_replace($_SERVER['DOCUMENT_ROOT'], '', dirname(dirname(__FILE__)));
这是您的问题的解决方案:
//Fetch page URL by this
$url = $_SERVER['REQUEST_URI'];
echo "$url<br />";
//It will print
//fetch host by this
$host=$_SERVER['HTTP_HOST'];
echo "$host<br />";
//You can fetch the full URL by this
$fullurl = "http://".$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
echo $fullurl;
尝试这个:
print_r($_SERVER);
$_SERVER
是一个包含标头、路径和脚本位置等信息的数组。此数组中的条目由 Web 服务器创建。无法保证每个 Web 服务器都会提供其中任何一个;服务器可能会省略一些,或提供此处未列出的其他内容。也就是说,在 » CGI/1.1 规范中包含了大量这些变量,因此您应该能够预料到这些变量。
$HTTP_SERVER_VARS
包含相同的初始信息,但不是超全局的。 (请注意,$HTTP_SERVER_VARS
和 $_SERVER
是不同的变量,PHP 会这样处理它们)
您可以使用不带参数的 http_build_url 来获取当前页面的完整 URL:
$url = http_build_url();
我已经制作了这个类来处理我的 URI
<?php
/** -------------------------------------------------------------------------------------------------------------------
* URI CLASS
* URI management class
*
* @author Sandu Liviu Catalin
* @email slc(dot)universe(at)gmail(dot)com
* @license Public Domain
**/
abstract class _URI
{
/** ---------------------------------------------------------------------------------------------------------------
* - BASE PARAMETERS
* $_Script_Hidden - Hide the script name from the returned URI
* $_Public_Path - Location where public resources are stored
* $_Public_Relative - Return the relative path version of public location
* $_Public_Skin - Is the skin directory located in the public directory
* $_Skin_Path - Location where skins are stored
* $_Skin_Relative - Return the relative path version of skin location
* $_Skin_Default - Use this as the default system skin
* $_Fallback_Base - Use this base URL if you can't extract the current URL
* $_Fallback_Scheme - Use this scheme if you can't find it automatically
* $_Fallback_User - Use this user name if you can't find it automatically
* $_Fallback_Passwd - Use this password if you can't find it automatically
* $_Fallback_Host - Use this host if you can't find it automatically
* $_Fallback_Port - Use this port number if you can't find it automatically
* $_Fallback_Script - Use this script name if you can't find it automatically
* $_Separator_Scheme - Use this to separate the scheme from the rest of the url
* $_Separator_Credentials - Use this to separate the user name from the password
* $_Separator_Auth - Use this to separate the user name and password from host
* $_Separator_Port - Use this to separate the port number from host
* $_Separator_Query - Use this to separate the query data from base URL
* $_Separator_Fragment - Use this to separate the fragment data from query data
*/
protected static $_Script_Hidden;
protected static $_Public_Path;
protected static $_Public_Relative;
protected static $_Public_Skin;
protected static $_Skin_Path;
protected static $_Skin_Relative;
protected static $_Skin_Default;
protected static $_Fallback_Base;
protected static $_Fallback_Scheme;
protected static $_Fallback_User;
protected static $_Fallback_Passwd;
protected static $_Fallback_Host;
protected static $_Fallback_Port;
protected static $_Fallback_Script;
protected static $_Separator_Scheme;
protected static $_Separator_Credentials;
protected static $_Separator_Auth;
protected static $_Separator_Port;
protected static $_Separator_Query;
protected static $_Separator_Fragment;
/** ----------------------------------------------------------------------------------------------------------------
* CACHED BASES
* Precompiled common URLs for quick retrieval
*/
protected static $Base_Host;
protected static $Base_App;
protected static $Base_Script;
protected static $Base_Current;
protected static $Base_Public;
protected static $Base_Skin;
/** ----------------------------------------------------------------------------------------------------------------
* DATA CONTAINERS
* Raw URI segments saved from extracted data
*/
protected static $__Segments = array(
'SCHEME' => '',
'USER' => '',
'PASSWD' => '',
'HOST' => '',
'PORT' => '',
'PATH' => '',
'SCRIPT' => '',
'INFO' => '',
'QUERY' => '',
);
/** ----------------------------------------------------------------------------------------------------------------
* PARSER KEYWORDS
* URI data asigned to specific keywords.
*/
protected static $__Parsers;
/** ----------------------------------------------------------------------------------------------------------------
* CLASS INITIALIZER
* Initialize the class
*
* @access public
* @param $Params [array] - An associative array of supported parrameters
* @return void
*/
public static function __Init($Params=array())
{
// Configure the class
self::$_Script_Hidden = (isset($Params['Script_Hidden'])) ? $Params['Script_Hidden'] : FALSE;
self::$_Public_Path = (isset($Params['Public_Path'])) ? $Params['Public_Path'] : 'public';
self::$_Public_Relative = (isset($Params['Public_Relative'])) ? $Params['Public_Relative'] : TRUE;
self::$_Public_Skin = (isset($Params['Public_Skin'])) ? $Params['Public_Skin'] : TRUE;
self::$_Skin_Path = (isset($Params['Skin_Path'])) ? $Params['Skin_Path'] : 'themes';
self::$_Skin_Relative = (isset($Params['Skin_Relative'])) ? $Params['Skin_Relative'] : TRUE;
self::$_Skin_Default = (isset($Params['Skin_Default'])) ? $Params['Skin_Default'] : 'default';
self::$_Fallback_Base = (isset($Params['Fallback_Base'])) ? $Params['Fallback_Base'] : '127.0.0.1';
self::$_Fallback_Scheme = (isset($Params['Fallback_Scheme'])) ? $Params['Fallback_Scheme'] : 'http';
self::$_Fallback_User = (isset($Params['Fallback_User'])) ? $Params['Fallback_User'] : '';
self::$_Fallback_Passwd = (isset($Params['Fallback_Passwd'])) ? $Params['Fallback_Passwd'] : '';
self::$_Fallback_Host = (isset($Params['Fallback_Host'])) ? $Params['Fallback_Host'] : '127.0.0.1';
self::$_Fallback_Port = (isset($Params['Fallback_Port'])) ? $Params['Fallback_Port'] : '';
self::$_Fallback_Script = (isset($Params['Fallback_Script'])) ? $Params['Fallback_Script'] : 'index.php';
self::$_Separator_Scheme = (isset($Params['Separator_Scheme'])) ? $Params['Separator_Scheme'] : '://';
self::$_Separator_Credentials = (isset($Params['Separator_Credentials'])) ? $Params['Separator_Credentials'] : ':';
self::$_Separator_Auth = (isset($Params['Separator_Auth'])) ? $Params['Separator_Auth'] : '@';
self::$_Separator_Port = (isset($Params['Separator_Port'])) ? $Params['Separator_Port'] : ':';
self::$_Separator_Query = (isset($Params['Separator_Query'])) ? $Params['Separator_Query'] : '?';
self::$_Separator_Fragment = (isset($Params['Separator_Fragment'])) ? $Params['Separator_Fragment'] : '#';
// Do some clean up of the configurations
self::$_Public_Path = implode('/', explode('/', str_replace(array('/', '\\'), '/', self::$_Public_Path)));
self::$_Skin_Path = implode('/', explode('/', str_replace(array('/', '\\'), '/', self::$_Skin_Path)));
// Extract the URL information
self::Extract();
// Precompile common bases
self::$Base_Host = self::Compile('HOST');
self::$Base_App = self::Compile('PATH');
self::$Base_Script = self::$Base_App.(self::$_Script_Hidden ? '' : '/'.self::$__Segments['SCRIPT']);
self::$Base_Current = self::$Base_Script.(empty(self::$__Segments['INFO']) ? '' : '/'.self::$__Segments['INFO']);
self::$Base_Public = self::$_Public_Relative ? self::$_Public_Path : self::$Base_App.'/'.self::$_Public_Path;
self::$Base_Skin = self::$_Skin_Relative ? self::$_Skin_Path : self::$Base_Public.'/'.self::$_Skin_Path;
self::$Base_Skin .= '/'.self::$_Skin_Default;
// Setup the parsers
self::$__Parsers['SR_Key'][] = '%HostBase%';
self::$__Parsers['SR_Data'][] =& self::$Base_Host;
self::$__Parsers['SR_Key'][] = '%AppBase%';
self::$__Parsers['SR_Data'][] =& self::$Base_App;
self::$__Parsers['SR_Key'][] = '%ScriptBase%';
self::$__Parsers['SR_Data'][] =& self::$Base_Script;
self::$__Parsers['SR_Key'][] = '%CurrentBase%';
self::$__Parsers['SR_Data'][] =& self::$Base_Current;
self::$__Parsers['SR_Key'][] = '%PublicBase%';
self::$__Parsers['SR_Data'][] =& self::$Base_Public;
self::$__Parsers['SR_Key'][] = '%SkinBase%';
self::$__Parsers['SR_Data'][] =& self::$Base_Skin;
self::$__Parsers['SR_Data'][] =& self::$__Segments['SCHEME'];
self::$__Parsers['SR_Key'][] = '%UserSegment%';
self::$__Parsers['SR_Data'][] =& self::$__Segments['USER'];
self::$__Parsers['SR_Key'][] = '%PasswdSegment%';
self::$__Parsers['SR_Data'][] =& self::$__Segments['PASSWD'];
self::$__Parsers['SR_Key'][] = '%HostSegment%';
self::$__Parsers['SR_Data'][] =& self::$__Segments['HOST'];
self::$__Parsers['SR_Key'][] = '%PortSegment%';
self::$__Parsers['SR_Data'][] =& self::$__Segments['PORT'];
self::$__Parsers['SR_Key'][] = '%PathSegment%';
self::$__Parsers['SR_Data'][] =& self::$__Segments['PATH'];
self::$__Parsers['SR_Key'][] = '%ScriptSegment%';
self::$__Parsers['SR_Data'][] =& self::$__Segments['SCRIPT'];
self::$__Parsers['SR_Key'][] = '%InfoSegment%';
self::$__Parsers['SR_Data'][] =& self::$__Segments['INFO'];
self::$__Parsers['SR_Key'][] = '%QuerySegment%';
self::$__Parsers['SR_Data'][] =& self::$__Segments['QUERY'];
self::$__Parsers['SR_Key'][] = '%PublicPath%';
self::$__Parsers['SR_Data'][] =& self::$_Public_Path;
self::$__Parsers['SR_Key'][] = '%SkinPath%';
self::$__Parsers['SR_Data'][] =& self::$_Skin_Path;
self::$__Parsers['SR_Key'][] = '%DefaultSkin%';
self::$__Parsers['SR_Data'][] =& self::$_Skin_Default;
// Everything OK so far
}
/** ----------------------------------------------------------------------------------------------------------------
* URI EXTRACTOR
* Try every posibility to obtain all the segments of the current URL
*
* @access public
* @return array
*/
public static function Extract()
{
// No point in executing twice to get the same result
if (!empty(self::$__Segments['HOST'])) return self::$__Segments;
// Let's try to have a falback for most basic data
$Script_URI = (isset($_SERVER['SCRIPT_URI'])) ? parse_url($_SERVER['SCRIPT_URI']) : array();
if (empty($Script_URI)) {
$Script_URI = parse_url(self::$_Fallback_Base);
}
// Try ever possibility to obtain the data that surounds the script name
if (isset($_SERVER['PHP_SELF'])) {
$Script_Path = $_SERVER['PHP_SELF'];
} elseif (isset($_SERVER['REQUEST_URI'])) {
$Script_Path = preg_replace('/\?.*/', '', $_SERVER['REQUEST_URI']);
} elseif (isset($Script_URI['path'])) {
$Script_Path = $Script_URI['path'];
} elseif (isset($_SERVER['SCRIPT_NAME'])) {
$Script_Path = isset($_SERVER['SCRIPT_NAME']).(isset($_SERVER['PATH_INFO']) ? $_SERVER['PATH_INFO'] : '');
} elseif (isset($_SERVER['DOCUMENT_ROOT']) && isset($_SERVER['SCRIPT_FILENAME'])) {
$Script_Path = substr($_SERVER['SCRIPT_FILENAME'], strlen($_SERVER['DOCUMENT_ROOT']),
(strlen($_SERVER['SCRIPT_FILENAME'])-strlen($_SERVER['DOCUMENT_ROOT'])));
$Script_Path .= (isset($_SERVER['PATH_INFO']) ? $_SERVER['PATH_INFO'] : '');
} else {
$Script_Path = '';
}
// Explode the previously extracted data
if (strlen($Script_Path) > 0) {
$Script_Path = preg_split('/[\/]/', $Script_Path, -1, PREG_SPLIT_NO_EMPTY);
} else {
$Script_Path = array();
}
// Try to obtain the name of the currently executed script
if (isset($_SERVER['SCRIPT_FILENAME'])) {
$Script_Name = basename($_SERVER['SCRIPT_FILENAME']);
} elseif (isset($_SERVER['SCRIPT_NAME'])) {
$Script_Name = basename($_SERVER['SCRIPT_NAME']);
} else {
$Script_Name = self::$_Fallback_Script;
}
// Try to find the name of the script in the script path
$Script_Split = (is_string($Script_Name)) ? array_search($Script_Name, $Script_Path, TRUE) : NULL;
// Try to obtain the request scheme
if (isset($_SERVER['REQUEST_SCHEME'])) {
self::$__Segments['SCHEME'] = $_SERVER['REQUEST_SCHEME'];
} elseif (isset($_SERVER['SERVER_PROTOCOL'])) {
self::$__Segments['SCHEME'] = strtolower($_SERVER['SERVER_PROTOCOL']);
self::$__Segments['SCHEME'] = substr(self::$__Segments['SCHEME'], 0, strpos(self::$__Segments['SCHEME'], '/'));
self::$__Segments['SCHEME'] .= (isset($_SERVER["HTTPS"]) && $_SERVER["HTTPS"] == 'on') ? 's' : '';
} elseif (isset($Script_URI['scheme'])) {
self::$__Segments['SCHEME'] = $Script_URI['scheme'];
} else {
self::$__Segments['SCHEME'] = self::$_Fallback_Scheme;
}
// Try to obtain the user name (if one was used)
if (isset($_SERVER['PHP_AUTH_USER'])) {
self::$__Segments['USER'] = $_SERVER['PHP_AUTH_USER'];
} elseif (isset($Script_URI['user'])) {
self::$__Segments['USER'] = $Script_URI['user'];
} else {
self::$__Segments['USER'] = self::$_Fallback_User;
}
// Try to obtain the user password (if one was used)
if (isset($_SERVER['PHP_AUTH_PW'])) {
self::$__Segments['PASSWD'] = $_SERVER['PHP_AUTH_PW'];
} elseif (isset($Script_URI['pass'])) {
self::$__Segments['PASSWD'] = $Script_URI['pass'];
} else {
self::$__Segments['PASSWD'] = self::$_Fallback_Passwd;
}
// Try to obtai the host name
if (isset($_SERVER['SERVER_NAME'])) {
self::$__Segments['HOST'] = $_SERVER['SERVER_NAME'];
} elseif (isset($_SERVER['HTTP_HOST'])) {
self::$__Segments['HOST'] = $_SERVER['HTTP_HOST'];
} elseif (isset($Script_URI['host'])) {
self::$__Segments['HOST'] = $Script_URI['host'];
} else {
self::$__Segments['HOST'] = self::$_Fallback_Host;
}
// Try to obtain the port number (if one was used)
if (isset($Script_URI['port'])) {
self::$__Segments['PORT'] = $Script_URI['port'];
} else {
self::$__Segments['PORT'] = self::$_Fallback_Port;
}
// Try to obtain the path to the script
if (is_numeric($Script_Split)) {
self::$__Segments['PATH'] = implode('/', array_slice($Script_Path, 0, $Script_Split, TRUE));
} else {
self::$__Segments['PATH'] = '';
}
// Try to obtain the Script name
if (is_string($Script_Name)) {
self::$__Segments['SCRIPT'] = $Script_Name;
} else {
self::$__Segments['SCRIPT'] = '';
}
// Try to obtain any passed info
if (isset($_SERVER['PATH_INFO'])) {
self::$__Segments['INFO'] = implode('/', preg_split('/[\/]/', $_SERVER['PATH_INFO'], -1, PREG_SPLIT_NO_EMPTY));
} elseif (is_numeric($Script_Split)) {
self::$__Segments['INFO'] = implode('/', array_slice($Script_Path, $Script_Split+1));
} else {
self::$__Segments['INFO'] = '';
}
// -----Pending Feature: Try to also extract the query string
// Return the extracted URI segments
return self::$__Segments;
}
/** ----------------------------------------------------------------------------------------------------------------
* URI COMPILER
* Compile raw URI segments into a usable URL
*
* @access public
* @param $Until [string] - The name of the segment where compilation should stop and return
* @return string
*/
public static function Compile($Until=NULL)
{
$URI= '';
$Until = (is_string($Until)) ? strtoupper($Until) : $Until;
if ($Until === 'SCHEME') {
return $URI .= (self::$__Segments['SCHEME'] !== '') ? self::$__Segments['SCHEME'].self::$_Separator_Scheme : '';
} else {
$URI .= (self::$__Segments['SCHEME'] !== '') ? self::$__Segments['SCHEME'].self::$_Separator_Scheme : '';
}
if ($Until === 'USER') {
return $URI .= (self::$__Segments['USER'] !== '') ? self::$__Segments['USER'].self::$_Separator_Credentials : '';
} else {
$URI .= (self::$__Segments['USER'] !== '') ? self::$__Segments['USER'] : '';
}
$URI .= (self::$__Segments['USER'] !== '' || self::$__Segments['PASSWD'] !== '') ? self::$_Separator_Credentials : '';
if ($Until === 'PASSWD') {
return $URI .= (self::$__Segments['PASSWD'] !== '') ? self::$__Segments['PASSWD'].self::$_Separator_Auth : '';
} else {
$URI .= (self::$__Segments['PASSWD'] !== '') ? self::$__Segments['PASSWD'] : '';
}
$URI .= (self::$__Segments['USER'] !== '' || self::$__Segments['PASSWD'] !== '') ? self::$_Separator_Auth : '';
if ($Until === 'HOST') {
return $URI .= (self::$__Segments['HOST'] !== '') ? self::$__Segments['HOST'] : '';
} else {
$URI .= (self::$__Segments['HOST'] !== '') ? self::$__Segments['HOST'] : '';
}
if ($Until === 'PORT') {
return $URI .= (self::$__Segments['PORT'] !== '') ? self::$_Separator_Port.self::$__Segments['PORT'] : '';
} else {
$URI .= (self::$__Segments['PORT'] !== '') ? self::$_Separator_Port.self::$__Segments['PORT'] : '';
}
if ($Until === 'PATH') {
return $URI .= (self::$__Segments['PATH'] !== '') ? '/'.self::$__Segments['PATH'] : '';
} else {
$URI .= (self::$__Segments['PATH'] !== '') ? '/'.self::$__Segments['PATH'] : '';
}
if ($Until === 'SCRIPT') {
return $URI .= (self::$__Segments['SCRIPT'] !== '') ? '/'.self::$__Segments['SCRIPT'] : '';
} else {
$URI .= (self::$__Segments['SCRIPT'] !== '') ? '/'.self::$__Segments['SCRIPT'] : '';
}
if ($Until === 'INFO') {
return $URI .= (self::$__Segments['INFO'] !== '') ? '/'.self::$__Segments['INFO'] : '';
} else {
$URI .= (self::$__Segments['INFO'] !== '') ? '/'.self::$__Segments['INFO'] : '';
}
return $URI;
}
/** ----------------------------------------------------------------------------------------------------------------
* SEGMENT RETRIEVER
* Return a specific URI segment
*
* @access public
* @param $Name [string] - The name of the segment you want
* @return string (on success) bool (on failure)
*/
public static function Segment($Name)
{
if (isset(self::$__Segments[$Name])) {
return self::$__Segments[$Name];
} return FALSE;
}
/** ----------------------------------------------------------------------------------------------------------------
* BASE RETRIEVER
* Return a specific precompiled base
*
* @access public
* @param $Name [string] - The name of the base you want
* @return mixed (on success) boolean (on failure)
*/
public static function Base($Name)
{
switch ($Name) {
case 'Host':
case 'Domain':
return self::$Base_Host;
break;
case 'App':
case 'Base':
return self::$Base_App;
break;
case 'Script':
case 'Index':
return self::$Base_Script;
break;
case 'Current':
case 'This':
return self::$Base_Current;
break;
case 'Public':
case 'Web':
return self::$Base_Public;
break;
case 'Skin':
case 'Theme':
return self::$Base_Skin;
break;
case 'All':
return array(
'Host'=>self::$Base_Host,
'App'=>self::$Base_App,
'Script'=>self::$Base_Script,
'Current'=>self::$Base_Current,
'Public'=>self::$Base_Public,
'Skin'=>self::$Base_Skin,
);
break;
} return FALSE;
}
/** ----------------------------------------------------------------------------------------------------------------
* STRING PARSER
* Replace known keywords in the specified string with current URI data
*
* @access public
* @param $String [string] - A string that you want to parse
* @return void
*/
public static function Parse($String)
{
if (is_string($String)) {
return str_replace(self::$__Parsers['SR_Key'], self::$__Parsers['SR_Data'], $String);
} elseif (is_array($String)) {
foreach ($String as $K => $V) {
$Parsed[$K] = self::$replace($V);
} return $Parsed;
} return FALSE;
}
}
if (isset($_URI_Params)) {
_URI::__Init($_URI_Params);
} else {
_URI::__Init();
}
当然,您必须使其适应您的需求和系统!?!
<?php
// Change a few parameters before loading the class.
$_URI_Params = array(
'Public_Relative' => FALSE,
'Skin_Relative' => FALSE,
'Skin_Default' => 'classic',
// etc.
);
// Get the URI class
require('uri.php');
// Output all extracted URI segments
echo '<pre>';
var_dump(_URI::Extract());
echo '</pre>';
// Output extracted segments individually
echo 'Scheme: '._URI::Segment('SCHEME').'<br/>';
echo 'User: '._URI::Segment('USER').'<br/>';
echo 'Password: '._URI::Segment('PASSWD').'<br/>';
echo 'Host: '._URI::Segment('HOST').'<br/>';
echo 'Port: '._URI::Segment('PORT').'<br/>';
echo 'Path: '._URI::Segment('PATH').'<br/>';
echo 'Script: '._URI::Segment('SCRIPT').'<br/>';
echo 'Info: '._URI::Segment('INFO').'<br/>';
// Compile extracted segments into a usable URL
echo '<br/>';
echo 'Full Compiled URI: '._URI::Compile().'<br/>';
echo '<br/>';
// Output precompiled common bases for a faster result and better performance
echo 'Host Base: '._URI::Base('Host').'<br/>';
echo 'Application Base: '._URI::Base('App').'<br/>';
echo 'Running Script: '._URI::Base('Script').'<br/>';
echo 'Current URI Base: '._URI::Base('Current').'<br/>';
echo 'Public Folder Base: '._URI::Base('Public').'<br/>';
echo 'Skin Folder Base: '._URI::Base('Skin').'<br/>';
// Get all the precompiled bases in an associative array
echo '<pre>';
var_dump(_URI::Base('All'));
echo '</pre>';
// Parse an example string and replace known keys with actual URI data.
echo _URI::Parse('This is my current domain: %HostBase%
And the current application is here: %AppBase%
I load my skins form: %SkinBase%
etc.
');
它仍然需要完善,但它是集中式 URI 系统的绝佳解决方案:D
public static function getCurrentUrl($withQuery = true)
{
$protocol = (!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off')
or (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && strtolower($_SERVER['HTTP_X_FORWARDED_PROTO']) === 'https')
or (!empty($_SERVER['HTTP_FRONT_END_HTTPS']) && strtolower($_SERVER['HTTP_FRONT_END_HTTPS']) !== 'off')
or (isset($_SERVER['SERVER_PORT']) && intval($_SERVER['SERVER_PORT']) === 443) ? 'https' : 'http';
$uri = $protocol . '://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
return $withQuery ? $uri : str_replace('?' . $_SERVER['QUERY_STRING'], '', $uri);
}
||
替换 or
我用了这个说法。
$base = "http://$_SERVER[SERVER_NAME]:$_SERVER[SERVER_PORT]$my_web_base_path";
$url = $base . "/" . dirname(dirname(__FILE__));
我希望这能帮到您。
以下是接受答案的更安全版本的基础,使用 PHP 的 filter_input 函数,这也弥补了 $_SERVER['REQUEST_URI']
的潜在不足:
$protocol_https = filter_input(INPUT_SERVER, 'HTTPS', FILTER_SANITIZE_STRING);
$host = filter_input(INPUT_SERVER, 'HTTP_HOST', FILTER_SANITIZE_URL);
$request_uri = filter_input(INPUT_SERVER, 'REQUEST_URI', FILTER_SANITIZE_URL);
if(strlen($request_uri) == 0)
{
$request_uri = filter_input(INPUT_SERVER, 'SCRIPT_NAME', FILTER_SANITIZE_URL);
$query_string = filter_input(INPUT_SERVER, 'QUERY_STRING', FILTER_SANITIZE_URL);
if($query_string)
{
$request_uri .= '?' . $query_string;
}
}
$full_url = ($protocol_https ? 'https' : 'http') . '://' . $host . $request_uri;
您可以根据自己的喜好使用一些不同的 filters 对其进行调整。
我使用了下面的代码,它对我来说工作正常,对于 HTTP 和 HTTPS 两种情况。
function curPageURL() {
if(isset($_SERVER["HTTPS"]) && !empty($_SERVER["HTTPS"]) && ($_SERVER["HTTPS"] != 'on' )) {
$url = 'https://'.$_SERVER["SERVER_NAME"];//https url
} else {
$url = 'http://'.$_SERVER["SERVER_NAME"];//http url
}
if(( $_SERVER["SERVER_PORT"] != 80 )) {
$url .= $_SERVER["SERVER_PORT"];
}
$url .= $_SERVER["REQUEST_URI"];
return $url;
}
echo curPageURL();
$_SERVER['HTTPS'] = 'off'
将触发 HTTPS 路径。这似乎不对。另一方面,我也不认为原来的逻辑是正确的。
$base_dir = __DIR__; // Absolute path to your installation, ex: /var/www/mywebsite
$doc_root = preg_replace("!{$_SERVER['SCRIPT_NAME']}$!", '', $_SERVER['SCRIPT_FILENAME']); # ex: /var/www
$base_url = preg_replace("!^{$doc_root}!", '', $base_dir); # ex: '' or '/mywebsite'
$base_url = str_replace('\\', '/', $base_url);//On Windows
$base_url = str_replace($doc_root, '', $base_url);//On Windows
$protocol = empty($_SERVER['HTTPS']) ? 'http' : 'https';
$port = $_SERVER['SERVER_PORT'];
$disp_port = ($protocol == 'http' && $port == 80 || $protocol == 'https' && $port == 443) ? '' : ":$port";
$domain = $_SERVER['SERVER_NAME'];
$full_url = "$protocol://{$domain}{$disp_port}{$base_url}"; # Ex: 'http://example.com', 'https://example.com/mywebsite', etc.
来源:http://blog.lavoie.sl/2013/02/php-document-root-path-and-url-detection.html
非常简单的使用:
function current_url() {
$current_url = ( $_SERVER["HTTPS"] != 'on' ) ? 'http://'.$_SERVER["SERVER_NAME"] : 'https://'.$_SERVER["SERVER_NAME"];
$current_url .= ( $_SERVER["SERVER_PORT"] != 80 ) ? ":".$_SERVER["SERVER_PORT"] : "";
$current_url .= $_SERVER["REQUEST_URI"];
return $current_url;
}
这适用于 HTTP 和 HTTPS。
echo 'http' . (($_SERVER['HTTPS'] == 'on') ? 's' : '') . '://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
输出类似这样的东西。
https://example.com/user.php?token=3f0d9sickc0flmg8hnsngk5u07&access_level=application
您可以使用 HTTP_ORIGIN
,如下面的代码段所示:
if ( ! array_key_exists( 'HTTP_ORIGIN', $_SERVER ) ) {
$this->referer = $_SERVER['SERVER_NAME'];
} else {
$this->referer = $_SERVER['HTTP_ORIGIN'];
}
我觉得这个方法很好..试试看
if($_SERVER['HTTP_HOST'] == "localhost"){
define('SITEURL', 'http://' . $_SERVER['HTTP_HOST']);
define('SITEPATH', $_SERVER['DOCUMENT_ROOT']);
define('CSS', $_SERVER['DOCUMENT_ROOT'] . '/css/');
define('IMAGES', $_SERVER['DOCUMENT_ROOT'] . '/images/');
}
else{
define('SITEURL', 'http://' . $_SERVER['HTTP_HOST']);
define('SITEPATH', $_SERVER['DOCUMENT_ROOT']);
define('TEMPLATE', $_SERVER['DOCUMENT_ROOT'] . '/incs/template/');
define('CSS', $_SERVER['DOCUMENT_ROOT'] . '/css/');
define('IMAGES', $_SERVER['DOCUMENT_ROOT'] . '/images/');
}
$page_url = (isset($_SERVER['HTTPS']) ? "https" : "http") . "://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
更多信息:How to get the full URL of a page using PHP
不定期副业成功案例分享
'http' . (isset($_SERVER['HTTPS']) ? 's' : '') . '://' . "{$_SERVER['HTTP_HOST']}/{$_SERVER['REQUEST_URI']}"