646 lines
15 KiB
PHP
646 lines
15 KiB
PHP
<?php defined('SYSPATH') or die('No direct access allowed.');
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/**
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* This class provides invoice capabilities.
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*
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* @package Invoice
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* @category Models
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* @author Deon George
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* @copyright (c) 2009-2013 Open Source Billing
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* @license http://dev.osbill.net/license.html
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*/
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class Model_Invoice extends ORM_OSB implements Cartable {
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protected $_belongs_to = array(
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'account'=>array()
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);
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protected $_has_many = array(
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'invoice_item'=>array('far_key'=>'id'),
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'invoice_item_tax'=>array('through'=>'invoice_item'),
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'invoice_memo'=>array('far_key'=>'id'),
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'service'=>array('through'=>'invoice_item'),
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'payment'=>array('through'=>'payment_item'),
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'payment_item'=>array('far_key'=>'id'),
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);
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protected $_sorting = array(
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'id'=>'DESC',
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);
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protected $_display_filters = array(
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'date_orig'=>array(
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array('Config::date',array(':value')),
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),
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'due_date'=>array(
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array('Config::date',array(':value')),
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),
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'status'=>array(
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array('StaticList_YesNo::get',array(':value',TRUE)),
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),
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);
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// Items belonging to an invoice
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protected $_sub_items_load = array(
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'invoice_item'=>'service_id,item_type,date_start,date_stop',
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);
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private $_render = array();
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// Our required Interface Methods
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public function cart_item() {
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return new Cart_Item(1,sprintf('Invoice: %s',$this->refnum()),$this->due());
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}
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/**
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* Return if this invoice is already in the cart
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*/
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public function cart_exists() {
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return count(Cart::instance()->get($this->mid(),$this->id));
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}
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// Our local methods
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/**
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* Return a list of valid checkout options for this invoice
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*/
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public function checkout() {
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$due = $this->due();
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return ORM::factory('Checkout')
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->where_active()
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->where('amount_min','<=',$due)
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->where_open()
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->and_where('amount_max','>=',$due)
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->or_where('amount_max','is',null)
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->where_close()->find_all();
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}
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/**
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* Display the amount due
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*/
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public function due($format=FALSE) {
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// If the invoice is active calculate the due amount
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$result = $this->status ? Currency::round($this->total()-$this->payments_total(),1) : 0;
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return $format ? Currency::display($result) : $result;
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}
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public function email() {
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return ORM::factory('Email_Log')
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->where('module_id','=',$this->mid())
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->where('module_data','=',$this);
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}
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/**
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* Display the Invoice Number
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*/
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public function id() {
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return sprintf('%06s',$this->id);
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}
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/**
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* Return the recurring schedules that are on an invoice
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*
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* @param $period Return an Array of items for that period
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*/
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public function items_periods($period=FALSE) {
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if (is_null($period))
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return isset($this->_render['OTHER']) ? $this->_render['OTHER'] : array();
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elseif ($period)
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return isset($this->_render['SCHED'][$period]) ? $this->_render['SCHED'][$period] : array();
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else
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return array_keys($this->_render['SCHED']);
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}
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/**
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* Return a summary of all itemss on an invoice
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*/
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public function items_summary() {
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$result = array();
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foreach ($this->subitems() as $iio) {
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// We only summarise item_type=0
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if (! $iio->item_type == 0)
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continue;
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if ($iio->module() instanceof Model_Product) {
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$p = $iio->module()->title();
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if (! isset($result[$p])) {
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$result[$p]['quantity'] = 0;
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$result[$p]['subtotal'] = 0;
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}
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$result[$p]['quantity']++;
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$result[$p]['subtotal'] += $iio->subtotal();
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}
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}
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return $result;
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}
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/**
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* Return the item titles that are on an invoice
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*
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* @param $title Return an Array of items for that title
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*/
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public function items_titles($title=NULL,$period=NULL) {
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$result = array();
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foreach ($this->subitems() as $ito) {
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if ($ito->service_id) {
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if (is_null($title) AND ! in_array($ito->title(),$result) AND (is_null($period) OR ($period == $ito->recurring_schedule)))
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array_push($result,$ito->title());
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elseif (($ito->title() == $title AND (is_null($period) OR ($period == $ito->recurring_schedule))) OR is_null($ito->recurring_schedule))
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array_push($result,$ito);
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} else {
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throw HTTP_Exception::factory(501,'Not handled non-services');
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}
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}
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return $result;
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}
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public function payments() {
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return $this->payment_item->find_all();
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}
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public function payments_total($format=FALSE) {
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$result = 0;
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foreach ($this->payments() as $po)
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$result += $po->alloc_amt;
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return $format ? Currency::display($result) : $result;
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}
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/**
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* This function takes care of all the invoice items so that they are rendered only once
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*
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* We organise items by
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* + recurring_schedule for service items item_type=0
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* + recurring_schedule for service items for item_type!=0 (that have an item_type=0 previously selected)
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* + Other Items
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*/
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public function pre_render() {
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$this->_render = array();
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$this->_render['SCHED'] = array();
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$processed = array();
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foreach ($this->subitems() as $iio) {
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if ($iio->id AND in_array($iio->id,$processed))
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continue;
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if ($iio->recurring_schedule) {
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$this->_render['SCHED'][$iio->recurring_schedule][] = $iio;
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} elseif (Object::in_array('service_id',$iio->service_id,$this->_render['SCHED'],TRUE)) {
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// Do nothing
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} else {
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$this->_render['OTHER'][] = $iio;
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}
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array_push($processed,$iio->id);
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}
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}
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/**
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* Display the Invoice Reference Number
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*/
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public function refnum() {
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return sprintf('%s-%06s',$this->account->accnum(),$this->id);
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}
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/**
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* Check the reminder value
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*/
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public function remind($key) {
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if (isset($this->reminders[$key]))
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return (is_array($this->reminders[$key])) ? end($this->reminders[$key]) : $this->reminders[$key];
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else
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return FALSE;
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}
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/**
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* Returns the array of Email Template Objects
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*/
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public function reminders($key=NULL,$format=FALSE) {
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if (is_null($key) AND ! $this->reminders)
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return array();
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$prefix = 'task_invoice_';
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if (is_null($key)) {
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$result = array();
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foreach ($this->reminders as $k=>$v)
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array_push($result,ORM::factory('Email_Template',array('name'=>$prefix.$k)));
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return $result;
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} else {
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$key = preg_replace("/^$prefix/",'',$key);
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return isset($this->reminders[$key]) ? ($format ? Config::date($this->reminders[$key]) : $this->reminders[$key]) : NULL;
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}
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}
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public function save(Validation $validation = NULL) {
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// Our items will be clobbered once we save the object, so we need to save it here.
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$subitems = $this->subitems();
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// If this is a new invoice, we'll need to do more work
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$new = ! $this->loaded();
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// Save the invoice
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parent::save($validation);
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// Need to save the associated items and their taxes
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if ($this->loaded()) {
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foreach ($subitems as $iio) {
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$iio->invoice_id = $this->id;
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if (! $iio->changed())
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continue;
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$iio->save();
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if (! $iio->saved()) {
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$this->void = 1;
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$this->save();
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break;
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}
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// If this is a new invoice, we'll need to update some other items
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if ($new) {
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// Update next invoice date
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if ($iio->item_type == 0) {
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$iio->service->date_next_invoice = $iio->date_stop+86400;
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// @todo Mark invoice as cancelled and write a memo, then...
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if (! $iio->service->save())
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throw new Kohana_Exception('Problem saving service :service for invoice_item :invoice_item - Failed save()',array(':invoice_item'=>$iio->id,':service'=>$iio->service_id));
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}
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// Update charge iteme
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if (($x=$iio->module()) AND ($x instanceof Model_Charge)) {
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$x->processed = 1;
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// @todo Mark invoice as cancelled and write a memo, then...
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if (! $x->save())
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throw new Kohana_Exception('Problem saving charge :charge for invoice_item :invoice_item - Failed save()',array(':invoice_item'=>$iio->id,':charge'=>$x->id));
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}
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}
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// @todo Need to save discount information
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}
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} else
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throw new Kohana_Exception('Couldnt save invoice for some reason?');
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return $this;
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}
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/**
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* Return the service items on an invoice relating to an invoice_item
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* IE: item_type == 0
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*/
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public function service_items(Model_Invoice_Item $o) {
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$result = array();
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// At the moment, we only return items pertaining to a service
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if (! $o->service_id)
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return $result;
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foreach ($this->subitems() as $iio)
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if ($iio->item_type == 0 AND $iio->service_id == $o->service_id)
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array_push($result,$iio);
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return $result;
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}
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/**
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* Return the extra items on an invoice relating to an invoice_item
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* IE: item_type != 0
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*/
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public function service_items_extra(Model_Invoice_Item $o) {
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$result = array();
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foreach ($this->subitems() as $iio)
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if ($iio->item_type != 0 AND (! $o->service_id OR ($iio->service_id == $o->service_id)))
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array_push($result,$iio);
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return $result;
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}
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/**
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* Return the total of all items relating to a service
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*/
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public function service_items_tax(Model_Invoice_Item $o,$format=FALSE) {
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$result = 0;
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// At the moment, we only return extra items pertaining to a service
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if (! $o->service_id)
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return $result;
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foreach ($this->subitems() as $iio)
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if ($iio->service_id == $o->service_id)
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$result += $iio->tax();
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return $format ? Currency::display($result) : $result;
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}
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/**
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* Return the total of all items relating to a service
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*/
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public function service_items_total(Model_Invoice_Item $o,$format=FALSE) {
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$result = 0;
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// At the moment, we only return extra items pertaining to a service
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if (! $o->service_id)
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return $result;
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foreach ($this->subitems() as $iio)
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if ($iio->service_id == $o->service_id)
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$result += $iio->total();
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return $format ? Currency::display($result) : $result;
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}
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public function set_remind($key,$value,$add=FALSE) {
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$x = $this->reminders;
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// If our value is null, we'll remove it.
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if (is_null($value) AND isset($x[$key]))
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unset($x[$key]);
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elseif ($add) {
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if (! is_array($a=$x[$key]))
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$x[$key] = array($a);
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$x[$key][] = $value;
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} else
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$x[$key] = $value;
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$this->reminders = $x;
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$this->save();
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return $this->saved();
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}
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/**
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* Add an item to an invoice
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*/
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public function subitem_add(Model_Invoice_Item $iio,Model_Country $co,$taxed=FALSE) {
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$iio->subitem_add($co,$taxed);
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array_push($this->_sub_items,$iio);
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$this->_sub_items_sorted = FALSE;
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}
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/**
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* Return a list of invoice items for this invoice.
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* @param type [CHARGE|CREDIT|ALL]
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* @see invoice_items
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*/
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public function subitems($type='ALL') {
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$result = array();
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foreach ($this->_sub_items as $iio) {
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// Ignore voided items
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if ($iio->void)
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continue;
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$return = FALSE;
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switch ($type) {
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case 'CHARGE':
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if ($iio->quantity > 0)
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$return = TRUE;
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break;
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case 'CREDIT':
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if ($iio->quantity < 0)
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$return = TRUE;
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break;
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case 'ALL':
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default:
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$return = TRUE;
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break;
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}
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if ($return)
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array_push($result,$iio);
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}
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return $result;
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}
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/**
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* Return the subtotal of all items
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*/
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public function subtotal($format=FALSE) {
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$result = 0;
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foreach ($this->subitems() as $ito)
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$result += $ito->subtotal();
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return $format ? Currency::display($result) : $result;
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}
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public function tax($format=FALSE) {
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$result = 0;
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foreach ($this->subitems() as $ito)
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$result += $ito->tax();
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return $format ? Currency::display($result) : $result;
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}
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/**
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* Return a list of taxes used on this invoice
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* @todo Move some of this to invoice_item_tax.
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*/
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public function tax_summary() {
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$summary = array();
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foreach ($this->subitems() as $iio) {
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foreach ($iio->tax->find_all() as $iito) {
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if (! isset($summary[$iito->tax_id]))
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$summary[$iito->tax_id] = $iito->amount;
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else
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$summary[$iito->tax_id] += $iito->amount;
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}
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}
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// @todo This should be removed eventually
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if (! $summary)
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$summary[1] = $this->tax();
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return $summary;
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}
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/**
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* Return the total of all items
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*/
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public function total($format=FALSE) {
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$result = 0;
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// This will include charges and credits
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foreach ($this->subitems() as $ito)
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$result += $ito->total();
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return $format ? Currency::display($result) : $result;
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}
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public function total_charges($format=FALSE) {
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$result = 0;
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foreach ($this->subitems('CHARGE') as $ito)
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$result += $ito->subtotal()+$ito->tax();
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return $format ? Currency::display($result) : $result;
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}
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public function total_credits($format=FALSE) {
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$result = 0;
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foreach ($this->subitems('CREDIT') as $ito)
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$result += ($ito->subtotal()+$ito->tax())*-1;
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return $format ? Currency::display($result) : $result;
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}
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public function total_discounts($format=FALSE) {
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$result = 0;
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foreach ($this->subitems() as $ito)
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$result += $ito->discount();
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return $format ? Currency::display($result) : $result;
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}
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private function _where_unprocessed() {
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return $this->where_open()->where('process_status','!=',1)->or_where('process_status','is',NULL)->where_close();
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}
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public function where_unprocessed() {
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return $this->_where_unprocessed();
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}
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// Our list function
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/**
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* Search for invoices matching a term
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*/
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public function list_autocomplete($term,$index,$value,array $label,array $limit=array(),array $options=NULL) {
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// We only show invoice numbers.
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if (! is_numeric($term))
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return array();
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$ao = Auth::instance()->get_user();
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$this->clear();
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$this->where_active();
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// Build our where clause
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$this->where_open()
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->where('id','like','%'.$term.'%')
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->where_close();
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// Restrict results to authorised accounts
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array_push($limit,array('account_id','IN',$ao->RTM->customers($ao->RTM)));
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return parent::list_autocomplete($term,$index,$value,$label,$limit,$options);
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}
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private function _list_due($authorised) {
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static $result = array();
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if ($authorised)
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$this->where_authorised();
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if (! $result)
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foreach ($this->_where_active()->_where_unprocessed()->find_all() as $io)
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if ($io->due())
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array_push($result,$io);
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return $result;
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}
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/**
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* Return a list of invoices that are due, excluding overdue.
|
|
*/
|
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public function list_due($time=NULL,$authorised=TRUE) {
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|
$result = array();
|
|
|
|
foreach ($this->_list_due($authorised) as $io)
|
|
if (is_null($time) OR $io->due_date > $time)
|
|
array_push($result,$io);
|
|
|
|
return $result;
|
|
}
|
|
|
|
public function list_due_total($format=FALSE,$time=NULL,$authorised=TRUE) {
|
|
$result = 0;
|
|
|
|
foreach ($this->list_due($time,$authorised) as $io)
|
|
$result += $io->due();
|
|
|
|
return $format ? Currency::display($result) : $result;
|
|
}
|
|
|
|
/**
|
|
* Identify all the invoices that are due
|
|
*/
|
|
public function list_overdue($time=NULL,$authorised=TRUE) {
|
|
$result = array();
|
|
|
|
if (is_null($time))
|
|
$time = time();
|
|
|
|
foreach ($this->_list_due($authorised) as $io)
|
|
if ($io->due_date <= $time)
|
|
array_push($result,$io);
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Return a list of invoices that are over their due date with/without auto billing
|
|
*/
|
|
public function list_overdue_billing($time=NULL,$billing=FALSE,$authorised=TRUE) {
|
|
$result = array();
|
|
|
|
foreach ($this->list_overdue($time,$authorised) as $io) {
|
|
$i = FALSE;
|
|
foreach ($io->service->find_all() as $so)
|
|
if (($billing AND $so->account_billing_id) OR (! $billing AND ! $so->account_billing_id)) {
|
|
array_push($result,$io);
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Return a list of invoices that need to be sent.
|
|
* @todo This should be optimised a little to return only invoices to send, instead of looking for them.
|
|
*/
|
|
public function list_tosend() {
|
|
return ORM::factory('Invoice')->where_active()->where_open()->where('print_status','is',NULL)->or_where('print_status','!=',1)->where_close();
|
|
}
|
|
}
|
|
?>
|