Mercurial > hg > nginx-site
annotate xml/en/docs/http/ngx_http_browser_module.xml @ 2846:fdf1464e1977
Moved banner to the external file to make partial rollout possible.
An idea is to have several banners and show them with different probability
specified by split directive in the nginx.conf
author | Sergey Budnevitch <sb@waeme.net> |
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date | Tue, 10 May 2022 18:07:27 +0400 |
parents | 07402a11fd8d |
children |
rev | line source |
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315
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Translated ngx_http_access_module, ngx_http_addition_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1 <?xml version="1.0"?> |
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2 |
580
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Added copyright markers to documentation sources.
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351
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3 <!-- |
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4 Copyright (C) Igor Sysoev |
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5 Copyright (C) Nginx, Inc. |
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6 --> |
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7 |
315
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8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> |
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parents:
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9 |
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10 <module name="Module ngx_http_browser_module" |
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11 link="/en/docs/http/ngx_http_browser_module.html" |
589 | 12 lang="en" |
1155
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Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
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13 rev="2"> |
315
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14 |
e00f8f8c0486
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parents:
diff
changeset
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15 <section id="summary"> |
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parents:
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16 |
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parents:
diff
changeset
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17 <para> |
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parents:
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18 The <literal>ngx_http_browser_module</literal> module creates variables |
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19 whose values depend on the value of the <header>User-Agent</header> |
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20 request header field: |
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parents:
diff
changeset
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21 <list type="tag"> |
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parents:
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changeset
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22 |
1155
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Vladimir Homutov <vl@nginx.com>
parents:
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23 <tag-name id="var_modern_browser"><var>$modern_browser</var></tag-name> |
315
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24 <tag-desc> |
966 | 25 equals the value set by the <link id="modern_browser_value"/> directive, |
315
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changeset
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26 if a browser was identified as modern; |
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parents:
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changeset
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27 </tag-desc> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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28 |
1155
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parents:
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29 <tag-name id="var_ancient_browser"><var>$ancient_browser</var></tag-name> |
315
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30 <tag-desc> |
966 | 31 equals the value set by the <link id="ancient_browser_value"/> directive, |
315
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32 if a browser was identified as ancient; |
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parents:
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changeset
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33 </tag-desc> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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34 |
1155
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parents:
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35 <tag-name id="var_msie"><var>$msie</var></tag-name> |
315
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changeset
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36 <tag-desc> |
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parents:
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37 equals “1” if a browser was identified as MSIE of any version. |
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parents:
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changeset
|
38 </tag-desc> |
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parents:
diff
changeset
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39 |
e00f8f8c0486
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
40 </list> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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41 </para> |
e00f8f8c0486
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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42 |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
43 </section> |
e00f8f8c0486
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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44 |
e00f8f8c0486
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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45 |
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parents:
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46 <section id="example" name="Example Configuration"> |
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parents:
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changeset
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47 |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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48 <para> |
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parents:
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changeset
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49 Choosing an index file: |
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changeset
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50 <example> |
351
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315
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51 modern_browser_value "modern."; |
315
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parents:
diff
changeset
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52 |
351
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53 modern_browser msie 5.5; |
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54 modern_browser gecko 1.0.0; |
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315
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55 modern_browser opera 9.0; |
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56 modern_browser safari 413; |
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315
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57 modern_browser konqueror 3.0; |
315
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58 |
351
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59 index index.${modern_browser}html index.html; |
315
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60 </example> |
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parents:
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changeset
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61 </para> |
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parents:
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changeset
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62 |
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parents:
diff
changeset
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63 <para> |
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parents:
diff
changeset
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64 Redirection for old browsers: |
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parents:
diff
changeset
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65 <example> |
351
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315
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66 modern_browser msie 5.0; |
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315
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67 modern_browser gecko 0.9.1; |
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68 modern_browser opera 8.0; |
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69 modern_browser safari 413; |
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parents:
315
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70 modern_browser konqueror 3.0; |
315
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parents:
diff
changeset
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71 |
351
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315
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72 modern_browser unlisted; |
315
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73 |
351
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74 ancient_browser Links Lynx netscape4; |
315
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changeset
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75 |
351
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76 if ($ancient_browser) { |
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77 rewrite ^ /ancient.html; |
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78 } |
315
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79 </example> |
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80 </para> |
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parents:
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changeset
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81 |
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82 </section> |
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parents:
diff
changeset
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83 |
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Ruslan Ermilov <ru@nginx.com>
parents:
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changeset
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84 |
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parents:
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changeset
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85 <section id="directives" name="Directives"> |
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86 |
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parents:
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87 <directive name="ancient_browser"> |
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88 <syntax><value>string</value> ...</syntax> |
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89 <default/> |
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90 <context>http</context> |
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91 <context>server</context> |
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parents:
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changeset
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92 <context>location</context> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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93 |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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94 <para> |
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parents:
diff
changeset
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95 If any of the specified substrings is found in the <header>User-Agent</header> |
966 | 96 request header field, the browser will be considered ancient. |
315
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97 The special string “<literal>netscape4</literal>” corresponds to the |
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changeset
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98 regular expression “<literal>^Mozilla/[1-4]</literal>”. |
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diff
changeset
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99 </para> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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100 |
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101 </directive> |
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parents:
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changeset
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102 |
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Ruslan Ermilov <ru@nginx.com>
parents:
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changeset
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103 |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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104 <directive name="ancient_browser_value"> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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105 <syntax><value>string</value></syntax> |
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changeset
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106 <default>1</default> |
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diff
changeset
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107 <context>http</context> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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108 <context>server</context> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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109 <context>location</context> |
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Ruslan Ermilov <ru@nginx.com>
parents:
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changeset
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110 |
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parents:
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changeset
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111 <para> |
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112 Sets a value for the <var>$ancient_browser</var> variables. |
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113 </para> |
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114 |
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115 </directive> |
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116 |
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117 |
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118 <directive name="modern_browser"> |
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119 <syntax><value>browser</value> <value>version</value></syntax> |
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120 <syntax><literal>unlisted</literal></syntax> |
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121 <default/> |
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122 <context>http</context> |
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123 <context>server</context> |
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124 <context>location</context> |
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125 |
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126 <para> |
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127 Specifies a version starting from which a browser is considered modern. |
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128 A browser can be any one of the following: <literal>msie</literal>, |
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129 <literal>gecko</literal> (browsers based on Mozilla), |
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130 <literal>opera</literal>, <literal>safari</literal>, |
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131 or <literal>konqueror</literal>. |
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132 </para> |
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133 |
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134 <para> |
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135 Versions can be specified in the following formats: X, X.X, X.X.X, or X.X.X.X. |
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136 The maximum values for each of the format are |
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137 4000, 4000.99, 4000.99.99, and 4000.99.99.99, respectively. |
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138 </para> |
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139 |
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140 <para> |
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141 The special value <literal>unlisted</literal> specifies to consider |
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142 a browser as modern if it was not listed by the |
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143 <literal>modern_browser</literal> and <link id="ancient_browser"/> |
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144 directives. |
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145 Otherwise such a browser is considered ancient. |
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146 If a request does not provide the <header>User-Agent</header> field |
966 | 147 in the header, the browser is treated as not being listed. |
315
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148 </para> |
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149 |
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150 </directive> |
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151 |
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152 |
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153 <directive name="modern_browser_value"> |
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154 <syntax><value>string</value></syntax> |
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155 <default>1</default> |
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156 <context>http</context> |
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157 <context>server</context> |
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158 <context>location</context> |
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159 |
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160 <para> |
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161 Sets a value for the <var>$modern_browser</var> variables. |
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162 </para> |
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163 |
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164 </directive> |
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165 |
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166 </section> |
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167 |
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168 </module> |