Mercurial > hg > nginx-site
view xml/en/docs/http/ngx_http_browser_module.xml @ 1072:502f4be2d62e
Documented the "ssl_session_reused" variable.
author | Yaroslav Zhuravlev <yar@nginx.com> |
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date | Mon, 10 Feb 2014 16:00:45 +0000 |
parents | 95c3c3bbf1ce |
children | 07402a11fd8d |
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<?xml version="1.0"?> <!-- Copyright (C) Igor Sysoev Copyright (C) Nginx, Inc. --> <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> <module name="Module ngx_http_browser_module" link="/en/docs/http/ngx_http_browser_module.html" lang="en" rev="1"> <section id="summary"> <para> The <literal>ngx_http_browser_module</literal> module creates variables whose values depend on the value of the <header>User-Agent</header> request header field: <list type="tag"> <tag-name><var>$modern_browser</var></tag-name> <tag-desc> equals the value set by the <link id="modern_browser_value"/> directive, if a browser was identified as modern; </tag-desc> <tag-name><var>$ancient_browser</var></tag-name> <tag-desc> equals the value set by the <link id="ancient_browser_value"/> directive, if a browser was identified as ancient; </tag-desc> <tag-name><var>$msie</var></tag-name> <tag-desc> equals “1” if a browser was identified as MSIE of any version. </tag-desc> </list> </para> </section> <section id="example" name="Example Configuration"> <para> Choosing an index file: <example> modern_browser_value "modern."; modern_browser msie 5.5; modern_browser gecko 1.0.0; modern_browser opera 9.0; modern_browser safari 413; modern_browser konqueror 3.0; index index.${modern_browser}html index.html; </example> </para> <para> Redirection for old browsers: <example> modern_browser msie 5.0; modern_browser gecko 0.9.1; modern_browser opera 8.0; modern_browser safari 413; modern_browser konqueror 3.0; modern_browser unlisted; ancient_browser Links Lynx netscape4; if ($ancient_browser) { rewrite ^ /ancient.html; } </example> </para> </section> <section id="directives" name="Directives"> <directive name="ancient_browser"> <syntax><value>string</value> ...</syntax> <default/> <context>http</context> <context>server</context> <context>location</context> <para> If any of the specified substrings is found in the <header>User-Agent</header> request header field, the browser will be considered ancient. The special string “<literal>netscape4</literal>” corresponds to the regular expression “<literal>^Mozilla/[1-4]</literal>”. </para> </directive> <directive name="ancient_browser_value"> <syntax><value>string</value></syntax> <default>1</default> <context>http</context> <context>server</context> <context>location</context> <para> Sets a value for the <var>$ancient_browser</var> variables. </para> </directive> <directive name="modern_browser"> <syntax><value>browser</value> <value>version</value></syntax> <syntax><literal>unlisted</literal></syntax> <default/> <context>http</context> <context>server</context> <context>location</context> <para> Specifies a version starting from which a browser is considered modern. A browser can be any one of the following: <literal>msie</literal>, <literal>gecko</literal> (browsers based on Mozilla), <literal>opera</literal>, <literal>safari</literal>, or <literal>konqueror</literal>. </para> <para> Versions can be specified in the following formats: X, X.X, X.X.X, or X.X.X.X. The maximum values for each of the format are 4000, 4000.99, 4000.99.99, and 4000.99.99.99, respectively. </para> <para> The special value <literal>unlisted</literal> specifies to consider a browser as modern if it was not listed by the <literal>modern_browser</literal> and <link id="ancient_browser"/> directives. Otherwise such a browser is considered ancient. If a request does not provide the <header>User-Agent</header> field in the header, the browser is treated as not being listed. </para> </directive> <directive name="modern_browser_value"> <syntax><value>string</value></syntax> <default>1</default> <context>http</context> <context>server</context> <context>location</context> <para> Sets a value for the <var>$modern_browser</var> variables. </para> </directive> </section> </module>