diff options
Diffstat (limited to 'user_guide_src/source/libraries/sessions.rst')
| -rw-r--r-- | user_guide_src/source/libraries/sessions.rst | 52 |
1 files changed, 34 insertions, 18 deletions
diff --git a/user_guide_src/source/libraries/sessions.rst b/user_guide_src/source/libraries/sessions.rst index 4ae3ea2c8..af9dd49c9 100644 --- a/user_guide_src/source/libraries/sessions.rst +++ b/user_guide_src/source/libraries/sessions.rst @@ -71,7 +71,13 @@ containing the following information: The above data is stored in a cookie as a serialized array with this prototype:: - [array] ( 'session_id' => random hash, 'ip_address' => 'string - user IP address', 'user_agent' => 'string - user agent data', 'last_activity' => timestamp ) + [array] + ( + 'session_id' => random hash, + 'ip_address' => 'string - user IP address', + 'user_agent' => 'string - user agent data', + 'last_activity' => timestamp + ) If you have the encryption option enabled, the serialized array will be encrypted before being stored in the cookie, making the data highly @@ -123,8 +129,13 @@ containing your new data to this function:: Where $array is an associative array containing your new data. Here's an example:: - $newdata = array( 'username' => 'johndoe', 'email' => 'johndoe@some-site.com', 'logged_in' => TRUE ); $this->session->set_userdata($newdata); + $newdata = array( + 'username' => 'johndoe', + 'email' => 'johndoe@some-site.com', + 'logged_in' => TRUE + ); + $this->session->set_userdata($newdata); If you want to add userdata one value at a time, set_userdata() also supports this syntax. @@ -148,14 +159,13 @@ An array of all userdata can be retrieved as follows:: And returns an associative array like the following:: - - Array - ( - [session_id] => 4a5a5dca22728fb0a84364eeb405b601 - [ip_address] => 127.0.0.1 - [user_agent] => Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_7; - [last_activity] => 1303142623 - ) + Array + ( + [session_id] => 4a5a5dca22728fb0a84364eeb405b601 + [ip_address] => 127.0.0.1 + [user_agent] => Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_7; + [last_activity] => 1303142623 + ) Removing Session Data ===================== @@ -172,7 +182,9 @@ This function can also be passed an associative array of items to unset. :: - $array_items = array('username' => '', 'email' => ''); $this->session->unset_userdata($array_items); + $array_items = array('username' => '', 'email' => ''); + + $this->session->unset_userdata($array_items); Flashdata @@ -225,13 +237,17 @@ is created. In order to store sessions, you must first create a database table for this purpose. Here is the basic prototype (for MySQL) required by the -session class: - -CREATE TABLE IF NOT EXISTS \`ci_sessions\` ( session_id varchar(40) -DEFAULT '0' NOT NULL, ip_address varchar(16) DEFAULT '0' NOT NULL, -user_agent varchar(120) NOT NULL, last_activity int(10) unsigned -DEFAULT 0 NOT NULL, user_data text NOT NULL, PRIMARY KEY (session_id), -KEY \`last_activity_idx\` (\`last_activity\`) ); +session class:: + + CREATE TABLE IF NOT EXISTS `ci_sessions` ( + session_id varchar(40) DEFAULT '0' NOT NULL, + ip_address varchar(16) DEFAULT '0' NOT NULL, + user_agent varchar(120) NOT NULL, + last_activity int(10) unsigned DEFAULT 0 NOT NULL, + user_data text NOT NULL, + PRIMARY KEY (session_id), + KEY `last_activity_idx` (`last_activity`) + ); .. note:: By default the table is called ci_sessions, but you can name it anything you want as long as you update the |