v5:session:session_index
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v5:session:session_index [2016/05/16 02:17] – mnewnham | v5:session:session_index [2023/03/23 18:09] – Remove NOTOC dregad | ||
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+ | ====== Session Management ====== | ||
<WRAP right box> | <WRAP right box> | ||
[[v5: | [[v5: | ||
- | [[v5: | + | [[v5: |
</ | </ | ||
- | ====== Session Management ====== | + | |
===== Introduction ===== | ===== Introduction ===== | ||
ADOdb session management extends the standard functionality of PHP sessions, by allowing the normal session data seen to be stored in a database itself. There are numerous ways that this method enhances the default behavior | ADOdb session management extends the standard functionality of PHP sessions, by allowing the normal session data seen to be stored in a database itself. There are numerous ways that this method enhances the default behavior | ||
- | * Simplified clean-up at end =of session life | + | * Simplified clean-up at end of session life |
* Easy analysis of session data | * Easy analysis of session data | ||
* Simple session termination | * Simple session termination | ||
Line 22: | Line 23: | ||
An alternative to using a database backed session handler is to use [[v5: | An alternative to using a database backed session handler is to use [[v5: | ||
+ | <WRAP important> | ||
+ | The original session management routines that use '' | ||
+ | </ | ||
+ | |||
+ | |||
+ | ===== Driver Support ===== | ||
+ | The following drivers are known to work with the adodb-session2.php file: | ||
+ | - mysqli | ||
+ | - pdo_mysqli (From ADOdb version 5.21) | ||
+ | - postgres | ||
+ | - oci8 | ||
+ | |||
+ | This is not an exhaustive list, if you are using the system with a different database, let us know so we can add it to the list. | ||
===== Usage ===== | ===== Usage ===== | ||
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ADOdb_Session:: | ADOdb_Session:: | ||
- | ADOdb_session::Persist($connectMode=false); | + | ADOdb_Session::persist($connectMode=false); |
session_start(); | session_start(); | ||
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</ | </ | ||
- | The parameter to the '' | ||
- | ^$connectMode^Connection Method^ | ||
- | ^true|PConnect()| | ||
- | ^false|Connect()| | ||
- | ^' | ||
- | ^' | ||
- | ^' | ||
- | <WRAP important> | ||
- | The original session management routines that use '' | ||
- | </ | ||
===== Using Encrypted Sessions ===== | ===== Using Encrypted Sessions ===== | ||
To use a encrypted sessions, replace the file '' | To use a encrypted sessions, replace the file '' | ||
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ADOdb_Session:: | ADOdb_Session:: | ||
- | adodb_sess_open(false, | ||
session_start(); | session_start(); | ||
</ | </ | ||
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ADOdb_Session:: | ADOdb_Session:: | ||
- | adodb_sess_open(false, | ||
session_start(); | session_start(); | ||
</ | </ | ||
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Create this table in your database. | Create this table in your database. | ||
- | ==== MySQL ==== | + | ==== MySQL or PDO MySQL ==== |
| | ||
CREATE TABLE sessions2( | CREATE TABLE sessions2( | ||
sesskey VARCHAR( 64 ) NOT NULL DEFAULT '', | sesskey VARCHAR( 64 ) NOT NULL DEFAULT '', | ||
- | | + | |
expireref VARCHAR( 250 ) DEFAULT '', | expireref VARCHAR( 250 ) DEFAULT '', | ||
created DATETIME NOT NULL , | created DATETIME NOT NULL , | ||
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$user = $ADODB_SESS_CONN-> | $user = $ADODB_SESS_CONN-> | ||
- | $ADODB_SESS_CONN-> | + | $ADODB_SESS_CONN-> |
system(" | system(" | ||
} | } | ||
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will compress and then encrypt the record in the database. | will compress and then encrypt the record in the database. | ||
- | ===== Session Cookie Regeneration ===== | ||
- | The method '' | ||
- | ==== Usage ==== | ||
- | |||
- | <code php> | ||
- | include ' | ||
- | |||
- | session_start(); | ||
- | /* | ||
- | * Approximately every 10 page loads, reset cookie for safety. | ||
- | * This is extremely simplistic example, better | ||
- | * to regenerate only when the user logs in or changes | ||
- | * user privilege levels. | ||
- | */ | ||
- | if ((rand()%10) == 0) | ||
- | adodb_session_regenerate_id(); | ||
- | </ | ||
- | |||
- | This function calls '' | ||
- | |||
- | ===== Vacuum/ | ||
- | |||
- | During session garbage collection, if postgresql is detected, ADOdb can be set to run VACUUM. If mysql is detected, then optimize database could be called.You can turn this on or off using: | ||
- | <code php> | ||
- | $turnOn = true; # or false | ||
- | ADODB_Session:: | ||
- | </ | ||
- | The default is optimization is disabled. | ||
- | ===== Backwards | + | ===== Backwards |
The older method of connecting to ADOdb using global variables is now deprecated, and **will be removed** in ADOdb version 6.0: | The older method of connecting to ADOdb using global variables is now deprecated, and **will be removed** in ADOdb version 6.0: | ||
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$ADODB_SESSION_USER =' | $ADODB_SESSION_USER =' | ||
$ADODB_SESSION_PWD =' | $ADODB_SESSION_PWD =' | ||
- | $ADODB_SESSION_DB ='phplens'; | + | $ADODB_SESSION_DB ='employees'; |
include ' | include ' |
v5/session/session_index.txt · Last modified: 2023/04/08 18:08 by dregad