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freenetis-github/application/libraries/Settings.php @ eb7fd65e

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<?php defined('SYSPATH') or die('No direct script access.');
/*
* This file is part of open source system FreenetIS
* and it is released under GPLv3 licence.
*
* More info about licence can be found:
* http://www.gnu.org/licenses/gpl-3.0.html
*
* More info about project can be found:
* http://www.freenetis.org/
*
*/

/**
* Settings of whole FreenetIS.
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* Settings are cached except passwords because of security.
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*/
class Settings
{
/**
* Config model for getting values from database
*
* @var Config_Model
*/
private static $config_model = NULL;
/**
* Variable for cache
*
* @var array
*/
private static $cache = array();
/**
* Default values of settings
*
* @var array
*/
private static $default_values = array
(
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/**
* ALLOWED SUBNETS SETTINGS
*/
// default count of allowed subnets
'allowed_subnets_default_count' => 1,
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// allowed subnets is enabled by default
'allowed_subnets_enabled' => 1,
// interval of updating of allowed subnets, default 60s
'allowed_subnets_update_interval' => 60,
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// time of last update of allowed subnets
'allowed_subnets_update_last' => 0,
// if self member registration is enabled then this value gives
// a day count after which the application that is connected and
// he have not submit his member registration
// is bannet from using of this connection (redirected)
'applicant_connection_test_duration' => 14,
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/**
* API
*/
// API disabled by default
'api_enabled' => FALSE,
// API auth method (basic|digest)
'api_auth_type' => 'basic',
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/**
* CGI SCRIPTS SETTINGS
*/
// URL for ARP table
'cgi_arp_url' => 'http://{GATEWAY_IP_ADDRESS}/cgi-bin/arp.cgi?ip_address={IP_ADDRESS}',
/**
* CONNECTION REQUESTS SETTINGS
*/
// are connection requests enabled?
'connection_request_enable' => 0,
/**
* FINANCE SETTINGS
*/
// default currency is Czech crown
'currency' => 'CZK',
// deduct day (1-31) (#332)
// default value is 15 because this constant was used before FreenetIS 1.1
'deduct_day' => 15,
/**
* DATABASE SETTINGS
*/
// DB schema version starts from zero
'db_schema_version' => 0,
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// if a deadlock came in, whole transaction may be executed again
// this property sets the max count of repeats of execution. (#284)
'db_trans_deadlock_repeats_count' => 4,
// if repeats (previous variable) are set as greater than 1, this
// timeout in ms defines time to next repeat of execution. (#284)
'db_trans_deadlock_repeats_timeout' => 100,
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// time theshold in seconds, before DHCP server is out of date
'dhcp_server_reload_timeout' => 1800,
/**
* E-MAIL SETTINGS
*/
// defaul email address
'email_default_email' => 'no-reply@freenetis.org',
// default email driver
'email_driver' => 'native',
// default email port
'email_port' => 25,
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// default email connection encryption
'email_encryption' => 'none',
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// default value for prefix of subject of notification
// e-mails to members
'email_subject_prefix' => 'FreenetIS',
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// ID of bank account that is shown on registration (if null random is used)
'export_header_bank_account' => NULL,
// finance is enabled by default
'finance_enabled' => TRUE,
// enable/disable removing of member's devices on member leaving day (#738)
'former_member_auto_device_remove' => FALSE,
// whether hide grid on its first load (for optimalization) (#442)
'grid_hide_on_first_load' => FALSE,
// display index.php in URL
'index_page' => 1,
/**
* INITIAL IMMUNITY SETTINGS
*/
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// count of days in which new members will not be blocked
// and notificated as debtor, default 35
'initial_debtor_immunity' => 35,
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// count of days in which new members will not be notificated
// to pay, default 14
'initial_immunity' => 14,
// IP adresses states interval
'ip_addresses_states_interval' => 60,
// date of last deduct of device fees
'last_deduct_device_fees' => '0000-00-00',
/**
* LOCAL SUBNETS SETTINGS
*/
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// variables for local subnets update
'local_subnets_update_interval' => 86400,
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'local_subnets_update_last' => 0,
// minimal membership interrupt period is 1 month
'membership_interrupt_minimum' => 1,
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// time threshold in minutes, before module is shown as inactive
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'module_status_timeout' => 2,
/**
* MONITORING SETTINGS
*/
// interval of notication for host down
'monitoring_notification_down_host_interval' => 10,
// interval of monitoring notification
'monitoring_notification_interval' => 1,
// interval of notication for host up
'monitoring_notification_up_host_interval' => 5,
// networks is enabled by default
'networks_enabled' => TRUE,
// notificatuion is enabled by default
'notification_enabled' => TRUE,
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// allows to enable/disable putting notification message as the e-mail
// message subject suffix
'notification_email_message_name_in_subject' => TRUE,
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// password check also for MD5 algorithm (not only fo SHA1)
// this is here because of posibility of transformation from old data
// structures (another IS). I (Ondrej Fibich) made this due to
// import of passwords from old IS of PVFREE association (2013-02-15)
'pasword_check_for_md5' => FALSE,
/**
* QOS SETTINGS
*/
// qos is enabled
'qos_enabled' => 0,
// speed for active
'qos_active_speed' => '1M/2M',
/**
* REDIRECTION SETTINGS
*/
// redirection is enabled by default
'redirection_enabled' => TRUE,

// minimal membership interrupt period is 1 month
'membership_interrupt_minimum' => 1,

/**
* VTIGER SETTINGS
*/
// vtiger field names - members
'vtiger_member_fields' => '{"name":"accountname","acc_type":"accountype","entrance_date":"",
"organization_identifier":"","var_sym":"","type":"",
"street":"bill_street","town":"bill_city","country":"bill_country",
"zip_code":"bill_code","phone1":"phone","phone2":"","phone3":"",
"email1":"email1","email2":"","email3":"","employees":"employees",
"do_not_send_emails":"emailoptout","notify_owner":"notify_owner",
"comment":"description","id":""}',
// vtiger field names - users
'vtiger_user_fields' => '{"name":"firstname","middle_name":"","surname":"lastname",
"pre_title":"","post_title":"","member_id":"account_id",
"street":"mailingstreet","town":"mailingcity",
"country":"mailingcountry","zip_code":"mailingzip","phone1":"phone",
"phone2":"","phone3":"","email1":"email1","email2":"","email3":"",
"birthday":"birthday","do_not_call":"donotcall",
"do_not_send_emails":"emailoptout","notify_owner":"notify_owner",
"comment":"description","id":""}',

'redirection_port_self_cancel' => 80,
/**
* SECURITY SETTINGS
*/
// default minimal password length
'security_password_length' => 8,
// default minimal password level is good
'security_password_level' => 3,
// default text for self cancel of a cancellable redirection
'self_cancel_text' => 'OK, I am aware',
// self applicant registration is enabled by default
'self_registration' => 1,
'self_registration_enable_approval_without_registration' => 1,
'self_registration_enable_additional_payment' => 1,
// default title of system
'title' => 'FreenetIS',
/**
* ULOGD SETTINGS
*/
// count of the most traffic-active members to find, default 10% of members
'ulogd_active_count' => '10%',
// type of traffic of members to find, default download traffic
'ulogd_active_type' => 'download',
// ulogd settings
'ulogd_enabled' => 1,
// interval of updating of ulogd (in seconds), default 1800s' => 30 minutes
'ulogd_update_interval' => 1800,
// time of last update of ulogd
'ulogd_update_last' => 0,
/**
* UPLOAD SETTINGS
*/
// upload can create directorie by default
'upload_create_directories' => 1,
// default upload directory is upload
'upload_directory' => 'upload',
// upload can remove spaces by default
'upload_remove_spaces' => 1,
// javascript is enabled by default
'use_javascript' => 1,
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// contact duplicities
'user_email_duplicities_enabled' => FALSE,
'user_phone_duplicities_enabled' => FALSE,
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// user birthday settings
'users_birthday_empty_enabled' => 0,
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// username regex #360
'username_regex' => '/^[a-z][a-z0-9_]{4,}$/',
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// former member delete limit
'member_former_limit_years' => 5,
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);
/**
* Sets cache item if key of item does not contains word 'pass',
* because of security.
*
* @param string $key
* @param mixed $value
*/
private static function cache_value_set($key, $value)
{
if (strstr($key, 'pass') === FALSE)
{
self::$cache[$key] = $value;
}
}
/**
* Inits settings
*
* @return boolean
*/
private static function init()
{
// not connected? connect!
if (!self::$config_model)
{
try
{
// create config model
self::$config_model = new Config_Model();
// get whole config table to memory
self::$cache = self::$config_model->get_all_values();
}
catch (Kohana_Database_Exception $e)
{
return FALSE;
}
}
return TRUE;
}
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/**
* Function to get value from settings by given key
*
* @author Michal Kliment
* @param string $key Key of settings to find
* @return string Value from settings
*/
public static function get($key, $cache = TRUE)
{
// init
self::init();
// if cache is enabled, return it from it
if ($cache && isset(self::$cache[$key]))
{
return self::$cache[$key];
}

// try if query return exception, for example config table doesn't exist
try
{
$value = self::$config_model->get_value_from_name($key);
}
catch (Kohana_Database_Exception $e)
{
$value = '';
}

// if we find not-null value, return it
if (!empty($value))
{
self::cache_value_set($key, $value);
return $value;
}
// else return default value
else if (isset(self::$default_values[$key]))
{
self::cache_value_set($key, self::$default_values[$key]);
return self::$default_values[$key];
}
else
// in worst return value from config (from config.php)
{
$value = Config::get($key);
self::cache_value_set($key, $value);
return $value;
}
}

/**
* Function to set up given value to given key
*
* @author Michal Kliment
* @param string $key Key to set up
* @param string $value Value to set up to key
* @return boolean
*/
public static function set($key, $value)
{
// init
self::init();

// try if query return exception, for example config table doesn't exist
try
{
$exists = self::$config_model->check_exist_variable($key);

// key already exists, update it
if ($exists && self::$config_model->update_variable($key, $value))
{
self::cache_value_set($key, $value);
return TRUE;
}
// key doesn't exist, create it
else if (self::$config_model->insert_variable($key, $value))
{
self::cache_value_set($key, $value);
return TRUE;
}
}
catch (Kohana_Database_Exception $e)
{
// database error, end
return FALSE;
}
return FALSE;
}

}