inc.pwassist_session_handler.php File Reference

Go to the source code of this file.

Functions
	db_pwassist_session_open ($save_path, $name)
	Database Session Handling for the password assistance use case. More...
	db_pwassist_session_close ()
	close session More...
	db_pwassist_create_id ()
	db_pwassist_session_read ($pwassist_id)
	db_pwassist_session_find ($user_id)
	db_pwassist_session_write ($pwassist_id, $maxlifetime, $user_id)
	Writes serialized session data to the database. More...
	db_pwassist_session_destroy ($pwassist_id)
	destroy session More...
	db_pwassist_session_gc ()
	removes all expired sessions More...

Function Documentation

db_pwassist_create_id()

db_pwassist_create_id

(

)

Definition at line 67 of file inc.pwassist_session_handler.php.

                                : string
{
    global $DIC;
 
    $ilDB = $DIC->database();
 
    do {
        $hash = bin2hex(ilPasswordUtils::getBytes(32));
 
        $exists = (
            (int) ($ilDB->fetchAssoc(
                $ilDB->query(
                    "SELECT EXISTS(" .
                    "SELECT 1 FROM usr_pwassist WHERE pwassist_id = " . $ilDB->quote($hash, ilDBConstants::T_TEXT) .
                    ") AS hit"
                )
            )['hit'] ?? 0) === 1
        );
    } while ($exists);
 
    return $hash;
}

References $DIC, $ilDB, ilPasswordUtils\getBytes(), and ilDBConstants\T_TEXT.

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db_pwassist_session_close()

db_pwassist_session_close

(

)

close session

for a db nothing has to be done here

Definition at line 53 of file inc.pwassist_session_handler.php.

{
    return true;
}

db_pwassist_session_destroy()

db_pwassist_session_destroy

(

$pwassist_id

)

destroy session

Parameters

integer

$pwassist_id

secure id

Definition at line 169 of file inc.pwassist_session_handler.php.

{
    global $DIC;
 
    $ilDB = $DIC->database();
 
    $q = "DELETE FROM usr_pwassist " .
         "WHERE pwassist_id = " . $ilDB->quote($pwassist_id, "text");
    $ilDB->manipulate($q);
  
    return true;
}

References $DIC, and $ilDB.

Referenced by ilPasswordAssistanceGUI\submitAssignPasswordForm(), and ilSessionTest\testPasswordAssisstanceSession().

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db_pwassist_session_find()

db_pwassist_session_find

(

$user_id

)

Definition at line 119 of file inc.pwassist_session_handler.php.

{
    global $DIC;
 
    $ilDB = $DIC->database();
 
    $q = "SELECT * FROM usr_pwassist " .
        "WHERE user_id = " . $ilDB->quote($user_id, "integer");
    $r = $ilDB->query($q);
    $data = $ilDB->fetchAssoc($r);
 
    return $data;
}

References $data, $DIC, and $ilDB.

Referenced by ilSessionTest\testPasswordAssisstanceSession().

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db_pwassist_session_gc()

db_pwassist_session_gc

(

)

removes all expired sessions

Definition at line 186 of file inc.pwassist_session_handler.php.

{
    global $DIC;
 
    $ilDB = $DIC->database();
 
    $q = "DELETE FROM usr_pwassist " .
         "WHERE expires < " . $ilDB->quote(time(), "integer");
    $ilDB->manipulate($q);
    
    return true;
}

References $DIC, and $ilDB.

Referenced by ilSessionTest\testPasswordAssisstanceSession().

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db_pwassist_session_open()

db_pwassist_session_open	(		$save_path,
			$name
	)

Database Session Handling for the password assistance use case.

@module inc.db_pwassist_session_handler.php @modulegroup iliascore

Version

$Id$

Definition at line 43 of file inc.pwassist_session_handler.php.

{
    return true;
}

db_pwassist_session_read()

db_pwassist_session_read

(

$pwassist_id

)

Definition at line 97 of file inc.pwassist_session_handler.php.

{
    global $DIC;
 
    $ilDB = $DIC->database();
 
    $q = "SELECT * FROM usr_pwassist " .
        "WHERE pwassist_id = " . $ilDB->quote($pwassist_id, "text");
    $r = $ilDB->query($q);
    $data = $ilDB->fetchAssoc($r);
 
    return $data;
}

References $data, $DIC, and $ilDB.

Referenced by ilPasswordAssistanceGUI\showAssignPasswordForm(), ilPasswordAssistanceGUI\submitAssignPasswordForm(), and ilSessionTest\testPasswordAssisstanceSession().

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db_pwassist_session_write()

db_pwassist_session_write	(		$pwassist_id,
			$maxlifetime,
			$user_id
	)

Writes serialized session data to the database.

Parameters

integer	$pwassist_id	secure id
integer	$maxlifetime	session max lifetime in seconds
integer	$user_id	user id

Definition at line 140 of file inc.pwassist_session_handler.php.

{
    global $DIC;
 
    $ilDB = $DIC->database();
 
    $q = "DELETE FROM usr_pwassist " .
         "WHERE pwassist_id = " . $ilDB->quote($pwassist_id, "text") . " " .
         "OR user_id = " . $ilDB->quote($user_id, 'integer');
    $ilDB->manipulate($q);
 
    $ctime = time();
    $expires = $ctime + $maxlifetime;
    $ilDB->manipulateF(
        "INSERT INTO usr_pwassist " .
        "(pwassist_id, expires, user_id,  ctime) " .
        "VALUES (%s,%s,%s,%s)",
        array("text", "integer", "integer", "integer"),
        array($pwassist_id, $expires, $user_id, $ctime)
    );
 
    return true;
}

References $DIC, and $ilDB.

Referenced by ilSessionTest\testPasswordAssisstanceSession().

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