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-rw-r--r--user_guide_src/source/libraries/user_agent.rst242
1 files changed, 134 insertions, 108 deletions
diff --git a/user_guide_src/source/libraries/user_agent.rst b/user_guide_src/source/libraries/user_agent.rst
index 97abd2244..3662cf3ad 100644
--- a/user_guide_src/source/libraries/user_agent.rst
+++ b/user_guide_src/source/libraries/user_agent.rst
@@ -7,6 +7,17 @@ about the browser, mobile device, or robot visiting your site. In
addition you can get referrer information as well as language and
supported character-set information.
+.. contents::
+ :local:
+
+.. raw:: html
+
+ <div class="custom-index container"></div>
+
+**************************
+Using the User Agent Class
+**************************
+
Initializing the Class
======================
@@ -15,7 +26,7 @@ initialized in your controller using the $this->load->library function::
$this->load->library('user_agent');
-Once loaded, the object will be available using: $this->agent
+Once loaded, the object will be available using: ``$this->agent``
User Agent Definitions
======================
@@ -38,163 +49,178 @@ is available.
if ($this->agent->is_browser())
{
- $agent = $this->agent->browser().' '.$this->agent->version();
+ $agent = $this->agent->browser().' '.$this->agent->version();
}
elseif ($this->agent->is_robot())
{
- $agent = $this->agent->robot();
+ $agent = $this->agent->robot();
}
elseif ($this->agent->is_mobile())
{
- $agent = $this->agent->mobile();
+ $agent = $this->agent->mobile();
}
else
{
- $agent = 'Unidentified User Agent';
+ $agent = 'Unidentified User Agent';
}
echo $agent;
echo $this->agent->platform(); // Platform info (Windows, Linux, Mac, etc.)
-******************
-Function Reference
-******************
+***************
+Class Reference
+***************
-$this->agent->is_browser()
-===========================
+.. class: CI_User_agent
-Returns TRUE/FALSE (boolean) if the user agent is a known web browser.
+ .. method:: is_browser([$key = NULL])
-::
+ :param string $key: optional browser name
+ :returns: bool
- if ($this->agent->is_browser('Safari'))
- {
- echo 'You are using Safari.';
- }
- elseif ($this->agent->is_browser())
- {
- echo 'You are using a browser.';
- }
-
+ Returns TRUE/FALSE (boolean) if the user agent is a known web browser.
+ ::
-.. note:: The string "Safari" in this example is an array key in the
- list of browser definitions. You can find this list in
- application/config/user_agents.php if you want to add new browsers or
- change the stings.
+ if ($this->agent->is_browser('Safari'))
+ {
+ echo 'You are using Safari.';
+ }
+ elseif ($this->agent->is_browser())
+ {
+ echo 'You are using a browser.';
+ }
-$this->agent->is_mobile()
-==========================
+ .. note:: The string "Safari" in this example is an array key in the list of browser definitions.
+ You can find this list in **application/config/user_agents.php** if you want to add new
+ browsers or change the stings.
-Returns TRUE/FALSE (boolean) if the user agent is a known mobile device.
+ .. method:: is_mobile([$key = NULL])
-::
+ :param string $key: optional mobile device name
+ :returns: bool
- if ($this->agent->is_mobile('iphone'))
- {
- $this->load->view('iphone/home');
- }
- elseif ($this->agent->is_mobile())
- {
- $this->load->view('mobile/home');
- }
- else
- {
- $this->load->view('web/home');
- }
-
+ Returns TRUE/FALSE (boolean) if the user agent is a known mobile device.
+ ::
-$this->agent->is_robot()
-=========================
+ if ($this->agent->is_mobile('iphone'))
+ {
+ $this->load->view('iphone/home');
+ }
+ elseif ($this->agent->is_mobile())
+ {
+ $this->load->view('mobile/home');
+ }
+ else
+ {
+ $this->load->view('web/home');
+ }
-Returns TRUE/FALSE (boolean) if the user agent is a known robot.
+ .. method:: is_robot([$key = NULL])
-.. note:: The user agent library only contains the most common robot
- definitions. It is not a complete list of bots. There are hundreds of
- them so searching for each one would not be very efficient. If you find
- that some bots that commonly visit your site are missing from the list
- you can add them to your application/config/user_agents.php file.
+ :param string $key: optional robot name
+ :returns: bool
-$this->agent->is_referral()
-============================
+ Returns TRUE/FALSE (boolean) if the user agent is a known robot.
-Returns TRUE/FALSE (boolean) if the user agent was referred from another
-site.
+ .. note:: The user agent library only contains the most common robot definitions. It is not a complete list of bots.
+ There are hundreds of them so searching for each one would not be very efficient. If you find that some bots
+ that commonly visit your site are missing from the list you can add them to your
+ **application/config/user_agents.php** file.
-$this->agent->browser()
-=======================
+ .. method:: is_referral()
-Returns a string containing the name of the web browser viewing your
-site.
+ :returns: bool
-$this->agent->version()
-=======================
+ Returns TRUE/FALSE (boolean) if the user agent was referred from another site.
-Returns a string containing the version number of the web browser
-viewing your site.
+ .. method:: browser()
-$this->agent->mobile()
-======================
+ :returns: string
-Returns a string containing the name of the mobile device viewing your
-site.
+ Returns a string containing the name of the web browser viewing your site.
-$this->agent->robot()
-=====================
+ .. method:: version()
-Returns a string containing the name of the robot viewing your site.
+ :returns: string
-$this->agent->platform()
-========================
+ Returns a string containing the version number of the web browser viewing your site.
-Returns a string containing the platform viewing your site (Linux,
-Windows, OS X, etc.).
+ .. method:: mobile()
-$this->agent->referrer()
-========================
+ :returns: string
-The referrer, if the user agent was referred from another site.
-Typically you'll test for this as follows::
+ Returns a string containing the name of the mobile device viewing your site.
- if ($this->agent->is_referral())
- {
- echo $this->agent->referrer();
- }
+ .. method:: robot()
-$this->agent->agent_string()
-=============================
+ :returns: string
-Returns a string containing the full user agent string. Typically it
-will be something like this::
+ Returns a string containing the name of the robot viewing your site.
- Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.8.0.4) Gecko/20060613 Camino/1.0.2
+ .. method:: platform()
-$this->agent->accept_lang()
-============================
+ :returns: string
-Lets you determine if the user agent accepts a particular language.
-Example::
+ Returns a string containing the platform viewing your site (Linux, Windows, OS X, etc.).
- if ($this->agent->accept_lang('en'))
- {
- echo 'You accept English!';
- }
+ .. method:: referrer()
-.. note:: This function is not typically very reliable since some
- browsers do not provide language info, and even among those that do, it
- is not always accurate.
+ :returns: string
-$this->agent->accept_charset()
-===============================
+ The referrer, if the user agent was referred from another site. Typically you'll test for this as follows::
-Lets you determine if the user agent accepts a particular character set.
-Example::
+ if ($this->agent->is_referral())
+ {
+ echo $this->agent->referrer();
+ }
- if ($this->agent->accept_charset('utf-8'))
- {
- echo 'You browser supports UTF-8!';
- }
+ .. method:: agent_string()
+
+ :returns: string
+
+ Returns a string containing the full user agent string. Typically it will be something like this::
+
+ Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.8.0.4) Gecko/20060613 Camino/1.0.2
+
+ .. method:: accept_lang([$lang = 'en'])
+
+ :param string $lang: language key
+ :returns: bool
+
+ Lets you determine if the user agent accepts a particular language. Example::
+
+ if ($this->agent->accept_lang('en'))
+ {
+ echo 'You accept English!';
+ }
+
+ .. note:: This method is not typically very reliable since some browsers do not provide language info,
+ and even among those that do, it is not always accurate.
+
+ .. method:: languages()
+
+ :returns: array
+
+ Returns an array of languages supported by the user agent.
+
+ .. method:: accept_charset([$charset = 'utf-8'])
+
+ :param string $charset: character set
+ :returns: bool
+
+ Lets you determine if the user agent accepts a particular character set. Example::
+
+ if ($this->agent->accept_charset('utf-8'))
+ {
+ echo 'You browser supports UTF-8!';
+ }
+
+ .. note:: This method is not typically very reliable since some browsers do not provide character-set info,
+ and even among those that do, it is not always accurate.
+
+ .. method:: charsets()
+
+ :returns: array
-.. note:: This function is not typically very reliable since some
- browsers do not provide character-set info, and even among those that
- do, it is not always accurate.
+ Returns an array of character sets accepted by the user agent. \ No newline at end of file