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khosb/modules/service/classes/model/service/adsl.php

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<?php defined('SYSPATH') or die('No direct access allowed.');
/**
* This class supports Services
*
* @package OSB
* @subpackage ADSL
* @category Models
* @author Deon George
* @copyright (c) 2010 Open Source Billing
* @license http://dev.osbill.net/license.html
*/
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class Model_Service_ADSL extends Model_Service {
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protected $_table_name = 'service__adsl';
protected $_updated_column = FALSE;
// Relationships
protected $_belongs_to = array(
'adsl_plan'=>array('foreign_key'=>'adsl_plan_id'),
'service'=>array(),
);
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protected $_display_filters = array(
'service_connect_date'=>array(
array('Config::date',array(':value')),
),
);
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/**
* Return the IP Address for the service
*/
public function ipaddress() {
return $this->ipaddress ? $this->ipaddress : _('Dynamic');
}
public function contract_date_end() {
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return Config::date(strtotime(sprintf('+%s months',$this->contract_term),$this->service_connect_date));
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}
/**
* This function will return the months that have traffic data.
* This array can be used in a select list to display the traffic for that month
*/
public function get_traffic_months() {
$keys = $months = array();
foreach ($this->get_traffic_data_monthly() as $metric => $data)
$keys = array_unique(array_merge($keys,array_keys($data)));
foreach ($keys as $v)
$months[$v] = $v;
arsort($months);
return $months;
}
/**
* Calculate the total traffic used in a month
*/
private function get_traffic_data_month($period=NULL) {
$return = array();
foreach ($this->get_traffic_data_daily($period,TRUE) as $tdata)
foreach ($tdata as $k => $v)
if (isset($return[$k]))
$return[$k] += $v;
else
$return[$k] = $v;
return $return;
}
/**
* Return an array of the data used in a month by day
*/
public function get_traffic_data_daily($period=NULL,$bydate=FALSE) {
$cacheable = TRUE;
if (is_null($period))
$period = strtotime('yesterday');
$cache = $this->service_id.date('M-Y',$period).$bydate;
// @todo This cache needs to be improved, so that we cache the query regardless of bydate setting
if ($cacheable AND $return = Cache::instance(Config::cachetype())->get($cache))
return $return;
$return = array();
$to = ORM::factory('service_adsl_traffic')
->where('service','=',$this->service_username)
->and_where('date','>=',date('Y-m-d',mktime(0,0,0,date('m',$period),1,date('Y',$period))))
->and_where('date','<=',date('Y-m-d',strtotime('last day of '.date('M Y',$period))));
foreach ($to->find_all() as $traffic) {
// Roll up the charges according to the configuration
$data = ADSL::allowance(array(
'base_down_peak'=>is_null($this->adsl_plan->base_down_peak) ? NULL : $traffic->down_peak,
'base_down_offpeak'=>is_null($this->adsl_plan->base_down_offpeak) ? NULL : $traffic->down_offpeak,
'base_up_peak'=>is_null($this->adsl_plan->base_up_peak) ? NULL : $traffic->up_peak,
'base_up_offpeak'=>is_null($this->adsl_plan->base_up_offpeak) ? NULL : $traffic->up_offpeak,
'extra_down_peak'=>$this->adsl_plan->extra_down_peak,
'extra_down_offpeak'=>$this->adsl_plan->extra_down_offpeak,
'extra_up_peak'=>$this->adsl_plan->extra_up_peak,
'extra_up_offpeak'=>$this->adsl_plan->extra_up_offpeak,
));
$day = date('d',strtotime($traffic->date));
if ($bydate)
$return[$day] = $data;
else
foreach ($data as $k => $v)
$return[$k][$day] = $v;
}
// Cache our data
// @todo Our cache time should be a configuration parameter
Cache::instance(Config::cachetype())->set($cache,$return,43200);
return $return;
}
/**
* Return an array of the data used in a year by month
*/
public function get_traffic_data_monthly($period=NULL,$bydate=FALSE) {
$cacheable = FALSE;
if (is_null($period))
$period = strtotime('yesterday');
$cache = $this->service_id.date('M-Y',$period).$bydate.__METHOD__;
// @todo This cache needs to be improved, so that we cache the query regardless of bydate setting
if ($cacheable AND $return = Cache::instance(Config::cachetype())->get($cache))
return $return;
$return = array();
$to = ORM::factory('service_adsl_traffic')
->select(
array('date_format(date,\'%y-%m\')','month'),
array('sum(up_peak)','up_peak'),
array('sum(up_offpeak)','up_offpeak'),
array('sum(down_peak)','down_peak'),
array('sum(down_offpeak)','down_offpeak')
)
->where('service','=',$this->service_username)
->and_where('date','>=',date('Y-m-d',mktime(0,0,0,date('m',$period),1,date('Y',$period)-1)))
->and_where('date','<=',date('Y-m-d',strtotime('last day of '.date('M Y',$period))))
->group_by('date_format(date,\'%Y-%m\')');
foreach ($to->find_all() as $traffic) {
// Roll up the charges according to the configuration
$data = ADSL::allowance(array(
'base_down_peak'=>is_null($this->adsl_plan->base_down_peak) ? NULL : $traffic->down_peak,
'base_down_offpeak'=>is_null($this->adsl_plan->base_down_offpeak) ? NULL : $traffic->down_offpeak,
'base_up_peak'=>is_null($this->adsl_plan->base_up_peak) ? NULL : $traffic->up_peak,
'base_up_offpeak'=>is_null($this->adsl_plan->base_up_offpeak) ? NULL : $traffic->up_offpeak,
'extra_down_peak'=>$this->adsl_plan->extra_down_peak,
'extra_down_offpeak'=>$this->adsl_plan->extra_down_offpeak,
'extra_up_peak'=>$this->adsl_plan->extra_up_peak,
'extra_up_offpeak'=>$this->adsl_plan->extra_up_offpeak,
));
if ($bydate)
$return[$traffic->month] = $data;
else
foreach ($data as $k => $v)
$return[$k][$traffic->month] = $v;
}
// Cache our data
// @todo Our cache time should be a configuration parameter
Cache::instance(Config::cachetype())->set($cache,$return,43200);
return $return;
}
public function traffic_month($month,$string=TRUE) {
return $string ? implode('/',$this->get_traffic_data_month($month)) :
$this->get_traffic_data_month($month);
}
public function traffic_lastmonth($string=TRUE) {
// We need it to be last month as of yesterday
return $this->traffic_month(strtotime('last month')-86400,$string);
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}
public function traffic_thismonth($string=TRUE) {
return $this->traffic_month(strtotime('yesterday'),$string);
}
public function traffic_lastmonth_exceed($all=FALSE) {
$return = array();
foreach ($this->traffic_month(strtotime('last month'),FALSE) as $k => $v) {
// We shouldnt need to eval for nulls, since the traffic calc does that
if ($all OR ($v > $this->adsl_plan->$k)) {
$return[$k]['allowance'] = $this->adsl_plan->$k;
$return[$k]['used'] = $v;
$return[$k]['shaped'] = (! empty($this->adsl_plan->extra_shaped) AND $this->adsl_plan->extra_shaped AND $v > $this->adsl_plan->$k) ? TRUE : FALSE;
$return[$k]['excess'] = (! empty($this->adsl_plan->extra_charged) AND $this->adsl_plan->extra_charged AND $v > $this->adsl_plan->$k) ? $v-$this->adsl_plan->$k : 0;
$return[$k]['rate'] = $this->adsl_plan->{ADSL::map($k)};
$return[$k]['charge'] = ceil(($return[$k]['excess'])/1000)*$return[$k]['rate'];
}
}
return $return;
}
public function template_variables($array) {
$friendly = array(
'base_down_peak'=>'Peak',
'base_down_offpeak'=>'OffPeak',
'cumulative_base_down_peak'=>'Total Peak',
'cumulative_base_down_offpeak'=>'Total OffPeak',
);
$return = array();
$allowance = $this->adsl_plan->allowance(FALSE);
$period = strtotime('yesterday');
$traffic_data = $this->get_traffic_data_daily($period,FALSE);
$traffic = $this->get_traffic_data_month($period);
$traffic_type = $this->get_traffic_data_daily($period,TRUE);
$day = count($traffic_type) ? max(array_keys($traffic_type)) : 1;
$date = mktime(0,0,0,date('n',$period),$day,date('Y',$period));
$daysleft = date('d',strtotime('last day of',$date))-$day;
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$google = GoogleChart::factory('vertical_bar');
$google->title = sprintf('DSL traffic usage as at %s',Config::date($date));
foreach ($traffic_data as $k => $details)
$google->series(array(
'title'=>array((isset($friendly[$k]) ? $friendly[$k] : $k)),
'axis'=>'x',
'data'=>array((isset($friendly[$k]) ? $friendly[$k] : $k)=>$traffic_data[$k])));
// Work out comulative numbers
foreach ($traffic_data as $k => $details)
$google->series(array(
'title'=>array((isset($friendly['cumulative_'.$k]) ? $friendly['cumulative_'.$k] : 'cumulative_'.$k)),
'axis'=>'r',
'data'=>array((isset($friendly['cumulative_'.$k]) ? $friendly['cumulative_'.$k] : 'cumulative_'.$k)=>$this->cumulative($traffic_data['cumulative_'.$k]))));
foreach ($array as $item) {
switch ($item) {
case 'MONTH_GRAPH': $value = (string)$google; break;
case 'MONTH_TABLE': $value = $google->html_table(FALSE,array(
'table'=>'style="border: 1px solid #bebcb7; padding: 5px 5px; background: none repeat scroll 0% 0% #f8f7f5; font-size: 70%;"',
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)); break;
case 'OFFPEAK_ALLOWANCE': $value = isset($allowance['base_down_offpeak']) ? $allowance['base_down_offpeak'].' MB' : '-'; break;
case 'OFFPEAK_USAGE': $value = isset($traffic['base_down_offpeak']) ? $traffic['base_down_offpeak'].' MB' : '-'; break;
case 'PEAK_ALLOWANCE': $value = isset($allowance['base_down_peak']) ? $allowance['base_down_peak'].' MB' : '-'; break;
case 'PEAK_USAGE': $value = isset($traffic['base_down_peak']) ? $traffic['base_down_peak'].' MB' : '-'; break;
case 'OFFPEAK_AVERAGE': $value = isset($traffic['base_down_offpeak']) ? round($traffic['base_down_offpeak']/$day,2).' MB' : '-'; break;
case 'OFFPEAK_AVERAGE_REMAIN': $value = ((isset($traffic['base_down_offpeak']) AND ($allowance['base_down_offpeak'] > $traffic['base_down_offpeak']) AND $daysleft) ? round(($allowance['base_down_offpeak']-$traffic['base_down_offpeak'])/$daysleft,2).' MB' : '-'); break;
case 'PEAK_AVERAGE': $value = isset($traffic['base_down_peak']) ? round($traffic['base_down_peak']/$day,2).' MB' : '-'; break;
case 'PEAK_AVERAGE_REMAIN': $value = ((isset($traffic['base_down_peak']) AND ($allowance['base_down_peak'] > $traffic['base_down_peak']) AND $daysleft) ? round(($allowance['base_down_peak']-$traffic['base_down_peak'])/$daysleft,2).' MB' : '-'); break;
case 'SERVICE_NUMBER': $value = $this->service_number; break;
case 'USAGE_DATE': $value = Config::date($date); break;
case 'USER_NAME': $value = $this->service->account->name(); break;
default:
$value = '';
}
$return[$item] = $value;
}
return $return;
}
/**
* This function will take an array of numbers and change it into a cumulative array
*/
public function cumulative($array) {
$result = array();
$s = 0;
foreach ($array as $k => $v)
$result[$k] = ($s += $v);
return $result;
}
/**
* Determine if we alert traffic
*
* We alert traffic if:
* + 80% of usage every 3 days
* + average daily usage > allowance every 5 days
* + last day of the period
*/
public function report_traffic() {
$allowance = $this->adsl_plan->allowance(FALSE);
$period = strtotime('yesterday');
$traffic_data = $this->get_traffic_data_daily($period,FALSE);
$traffic = $this->get_traffic_data_month($period);
$traffic_type = $this->get_traffic_data_daily($period,TRUE);
$day = count($traffic_type) ? max(array_keys($traffic_type)) : 1;
$lastday = date('d',strtotime('last day of',$period));
foreach ($traffic as $k => $v) {
// If we are the last day of the period
if ($day == $lastday AND $v)
return TRUE;
// If we are at 80% usage
if ($v/($allowance[$k] > 0 ? $allowance[$k] : 1) >= .8 AND $day%3 == 3)
return TRUE;
// If our average is greater than our allowance
if ($day%5 == 5 AND ($v/$day > $allowance[$k]/$day))
return TRUE;
}
// If we get here, then we dont need to report usage.
return FALSE;
}
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protected function _service_name() {
return sprintf('%s - %s',$this->service->product->name(),$this->service_number);
}
protected function _service_view() {
return View::factory($this->viewpath(strtolower($this->service->prod_plugin_name)))
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->set('so',$this);
}
/**
* Get specific service details for use in other modules
* For Example: Invoice
*
* @todo Make the rendered items configurable
*/
protected function _details($type) {
switch ($type) {
case 'invoice':
return array(
_('Service Address')=>$this->display('service_address'),
_('Contact Until')=>$this->contract_date_end(),
);
break;
default:
throw new Kohana_Exception('Unkown detail request :type',array(':type'=>$type));
}
}
protected function _admin_update() {
return View::factory($this->viewpath(strtolower($this->service->prod_plugin_name)))
->set('mediapath',Route::get('default/media'))
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->set('so',$this);
}
/**
* Render a google chart of traffic
*/
public function graph_traffic($month=NULL) {
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$google = GoogleChart::factory('vertical_bar');
// If we came in via a post to show a particular month, then show that, otherwise show the yearly result
if (! is_null($month) AND trim($month)) {
$google->title = sprintf('DSL traffic usage for %s',$_POST['month']);
$traffic_data = $this->get_traffic_data_daily(strtotime($_POST['month'].'-01'));
foreach ($traffic_data as $k => $details)
$google->series(array(
'title'=>array((isset($friendly[$k]) ? $friendly[$k] : $k)),
'axis'=>'x',
'data'=>array((isset($friendly[$k]) ? $friendly[$k] : $k)=>$traffic_data[$k])));
foreach ($traffic_data as $k => $details)
$google->series(array(
'title'=>array((isset($friendly['cumulative'.$k]) ? $friendly['cumulative'.$k] : 'cumulative'.$k)),
'axis'=>'r',
'data'=>array((isset($friendly['cumulative'.$k]) ? $friendly['cumulative'.$k] : 'cumulative'.$k)=>$this->cumulative($traffic_data[$k]))));
} else {
// @todo Change the date to the last record date
$google->title = sprintf('Monthly DSL traffic usage as at %s',Config::date(strtotime('yesterday')));
$traffic_data = $this->get_traffic_data_monthly();
foreach ($traffic_data as $k => $details)
$google->series(array(
'title'=>array((isset($friendly[$k]) ? $friendly[$k] : $k)),
'axis'=>'x',
'data'=>array((isset($friendly[$k]) ? $friendly[$k] : $k)=>$traffic_data[$k])));
}
return (string)$google;
}
public function table_traffic($month=NULL) {
return View::factory('service/user/adsl/table_traffic')
->set('traffic',$this->traffic_month((! is_null($month) AND trim($month)) ? strtotime($month.'-01') : NULL,FALSE));
}
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}
?>