04ebda2aaa
Improvements to NAVBAR, updates to StaticList methods, other minor items Enable product category rendering and other minor improvements Added ADSL-large category price plan
650 lines
15 KiB
PHP
650 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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'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')),
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),
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);
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// Items belonging to an invoice
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private $invoice_items = array();
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/** INTERFACE REQUIREMENTS **/
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public function cart_item() {
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return new Cart_Item(1,sprintf('Invoice: %s',$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(),$this->id));
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}
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public function __construct($id = NULL) {
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// Load our Model
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parent::__construct($id);
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// Autoload our Sub Items
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if ($this->loaded())
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$this->_load_sub_items();
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return $this;
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}
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/**
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* Load our invoice items
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* We need these so that we can calculate totals, etc
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*/
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private function _load_sub_items() {
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// Load our sub items
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$this->invoice_items = $this->invoice_item->find_all()->as_array();
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}
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/**
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* Add an item to an invoice
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*/
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public function add_item() {
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if ($this->loaded() and ! $this->invoice_items)
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throw new Kohana_Exception('Need to load invoice_items?');
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$c = count($this->invoice_items);
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$this->invoice_items[$c] = ORM::factory('Invoice_Item');
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return $this->invoice_items[$c];
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}
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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 ? $this->total()-$this->payments_total() : 0;
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return $format ? Currency::display($result) : Currency::round($result);
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}
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/**
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* Display the Invoice Number
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*/
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public function id() {
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return sprintf('%06s',$this->id);
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}
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/**
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* Return 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 items($type='ALL') {
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$result = array();
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foreach ($this->invoice_items as $ito) {
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$return = FALSE;
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switch ($type) {
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case 'CHARGE':
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if ($ito->quantity > 0)
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$return = TRUE;
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break;
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case 'CREDIT':
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if ($ito->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,$ito);
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}
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return $result;
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}
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/**
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* Provide a sorted list of items by an index
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*/
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public function items_index($index) {
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static $result = array();
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// We'll return a cached result for quicker processing
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if (! $this->_changed AND array_key_exists($index,$result))
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return $result[$index];
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foreach ($this->items() as $ito) {
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switch ($index) {
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case 'account':
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if (! $ito->service_id)
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$result[$index][$ito->id] = $ito;
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break;
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case 'period':
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// We only show the services in this period
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if (! is_null($ito->recurring_schedule) AND (empty($result[$index][$ito->recurring_schedule]) OR ! in_array($ito->service_id,$result[$index][$ito->recurring_schedule])))
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$result[$index][$ito->recurring_schedule][] = $ito->service_id;
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break;
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case 'service':
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default:
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if ($ito->service_id)
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$result[$index][$ito->service_id][] = $ito;
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break;
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}
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}
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return array_key_exists($index,$result) ? $result[$index] : array();
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}
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/**
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* Get a list of invoice_items for a service_id on an invoice
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*
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* We use this to list details by service on an invoice.
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*/
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// @todo to retire
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public function items_services(array $items=array()) {
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$result = array();
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if (! $items)
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$items = $this->items();
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foreach ($items as $ito)
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if ($ito->service_id AND empty($result[$ito->service_id]))
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$result[$ito->service_id] = $ito;
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return $result;
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}
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// @todo to retire
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public function items_invoice() {
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$result = array();
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$items = $this->items();
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foreach ($items as $ito)
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if (! $ito->service_id AND empty($result[$ito->id]))
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$result[$ito->id] = $ito;
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return $result;
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}
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/**
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* Return all invoice items for a specific service
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*/
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public function items_service($service_id) {
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$svs = $this->items_index('service');
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if (array_key_exists($service_id,$svs)) {
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Sort::MAsort($svs[$service_id],'item_type');
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return $svs[$service_id];
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} else
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return array();
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}
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// @todo to retire
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/**
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* Return a list of periods and services
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*
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* This is so that we can list items summarised by billing period
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*/
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public function items_service_periods() {
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$result = array();
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$c = array();
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foreach ($this->items() as $ito)
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if ($ito->service_id) {
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// If we have already covered a service with no recurring_schedule
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if (! $ito->recurring_schedule AND in_array($ito->service_id,$c))
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continue;
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array_push($c,$ito->service_id);
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$result[$ito->recurring_schedule][] = $ito;
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}
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return $result;
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}
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/**
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* Summarise the items on an invoice
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*
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* We summaries based on product.
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*/
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// @todo
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public function items_summary() {
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$result = array();
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foreach ($this->items() as $ito) {
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// We only summarise item_type=0
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if (! $ito->item_type == 0)
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continue;
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$t = $ito->product->title();
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if (! isset($result[$t])) {
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$result[$t]['quantity'] = 0;
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$result[$t]['subtotal'] = 0;
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}
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$result[$t]['quantity'] += $ito->quantity;
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$result[$t]['subtotal'] += $ito->subtotal();
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}
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return $result;
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}
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/**
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* Calculate the total for items for a service
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*/
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public function items_service_total($sid) {
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$total = 0;
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foreach ($this->items_service($sid) as $ito)
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$total += $ito->total();
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return $total;
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}
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/**
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* Calculate the tax of items for a service
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*/
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public function items_service_tax($sid) {
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$total = 0;
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foreach ($this->items_service($sid) as $ito)
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$total += $ito->tax();
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return $total;
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}
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/**
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* Calculate the discounts of items for a service
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*/
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public function items_service_discount($sid) {
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$total = 0;
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foreach ($this->items_service($sid) as $ito)
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$total += $ito->discount();
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return $total;
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}
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public function min_due($date) {
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return strtotime(date('Y-M-d',($date < time()) ? time()+ORM::factory('Invoice')->config('DUE_DAYS_MIN')*86400 : $date));
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}
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/**
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* Display the Invoice Reference Number
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*/
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public function refnum() {
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return sprintf('%s-%06s',$this->account->accnum(),$this->id);
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}
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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) : Currency::round($result);
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}
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/**
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* Check the reminder value
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*/
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public function remind($key) {
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if (! $this->loaded())
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return NULL;
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if (! trim($this->reminders))
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return FALSE;
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if (! preg_match('/^a:/',$this->reminders))
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throw new Kohana_Exception('Reminder is not an array? (:reminder)',array(':remind',$this->reminders));
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$remind = unserialize($this->reminders);
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if (isset($remind[$key]))
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return (is_array($remind[$key])) ? end($remind[$key]) : $remind[$key];
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else
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return FALSE;
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}
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public function save(Validation $validation = NULL) {
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// Our items will be clobbered once we save the object, so we need to save it here.
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$items = $this->items();
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// Save the invoice
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if ($this->changed())
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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 ($items 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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if (! $iio->check()) {
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// @todo Mark invoice as cancelled and write a memo, then...
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throw new Kohana_Exception('Problem saving invoice_item for invoice :invoice - Failed check()',array(':invoice'=>$this->id));
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}
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$iio->save();
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if (! $iio->saved()) {
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// @todo Mark invoice as cancelled and write a memo, then...
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throw new Kohana_Exception('Problem saving invoice_item for invoice :invoice - Failed save()',array(':invoice'=>$this->id));
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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 TRUE;
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}
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public function set_remind($key,$value,$add=FALSE) {
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if (! $this->loaded())
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throw new Kohana_Exception('Cant call :method when a record not loaded.',array(':method',__METHOD__));
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if (! trim($this->reminders)) {
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$remind = array();
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} else {
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if (! preg_match('/^a:/',$this->reminders))
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throw new Kohana_Exception('Reminder is not an array? (:reminder)',array(':remind',$this->reminders));
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$remind = unserialize($this->reminders);
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}
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// If our value is null, we'll remove it.
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if (is_null($value) AND isset($remind[$key]))
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unset($remind[$key]);
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elseif ($add) {
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if (! is_array($a=$remind[$key]))
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$remind[$key] = array($a);
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$remind[$key][] = $value;
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} else
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$remind[$key] = $value;
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$this->reminders = serialize($remind);
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$this->save();
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return $this->saved();
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}
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/**
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* Return the subtotal of all items
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*/
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public function subtotal($format=FALSE) {
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$result = 0;
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foreach ($this->items() as $ito)
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$result += $ito->subtotal();
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return $format ? Currency::display($result) : Currency::round($result);
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}
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public function tax($format=FALSE) {
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$result = 0;
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foreach ($this->items() as $ito)
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$result += $ito->tax();
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return $format ? Currency::display($result) : Currency::round($result);
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}
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/**
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* Return a list of taxes used on this invoice
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* @todo Move some of this to invoice_item_tax.
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*/
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public function tax_summary() {
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$summary = array();
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foreach ($this->items() as $ito) {
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foreach ($ito->invoice_item_tax->find_all() as $item_tax) {
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if (! isset($summary[$item_tax->tax_id]))
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$summary[$item_tax->tax_id] = $item_tax->amount;
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else
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$summary[$item_tax->tax_id] += $item_tax->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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// @todo - This should be required, but during checkout payment processing $pio->invoice->total() showed no invoice items?
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if ($this->loaded() AND ! count($this->items()))
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$this->_load_sub_items();
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// This will include charges and credits
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foreach ($this->items() as $ito)
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$result += $ito->total();
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return $format ? Currency::display($result) : Currency::round($result);
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}
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public function total_charges($format=FALSE) {
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$result = 0;
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foreach ($this->items('CHARGE') as $ito)
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$result += $ito->subtotal()+$ito->tax();
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return $format ? Currency::display($result) : Currency::round($result);
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}
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public function total_credits($format=FALSE) {
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$result = 0;
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foreach ($this->items('CREDIT') as $ito)
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$result += ($ito->subtotal()+$ito->tax())*-1;
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return $format ? Currency::display($result) : Currency::round($result);
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}
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public function total_discounts($format=FALSE) {
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$result = 0;
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foreach ($this->items() as $ito)
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$result += $ito->discount();
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return $format ? Currency::display($result) : Currency::round($result);
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}
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/** LIST FUNCTIONS **/
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/**
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* Search for invoices matching a term
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*/
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public function list_autocomplete($term,$index='id') {
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$result = array();
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if (is_numeric($term)) {
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$this->clear();
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$value = 'account->name(TRUE)';
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// Build our where clause
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$this->where('id','like','%'.$term.'%');
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// @todo This should limit the results so that users dont see other users services.
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foreach ($this->find_all() as $o)
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$result[$o->$index] = array(
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'value'=>$o->$index,
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'label'=>sprintf('INV %s: %s',$o->id,Table::resolve($o,$value)),
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);
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}
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return $result;
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}
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private function _list_due() {
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static $result = array();
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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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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 $this->_where_unprocessed();
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}
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/**
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* Identify all the invoices that are due
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*/
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public function list_overdue($time=NULL) {
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$result = array();
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if (is_null($time))
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$time = time();
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foreach ($this->_list_due() as $io)
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if ($io->due_date <= $time)
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array_push($result,$io);
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return $result;
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}
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/**
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* Return a list of invoices that are over their due date with/without auto billing
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*/
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public function list_overdue_billing($time=NULL,$billing=FALSE) {
|
|
$result = array();
|
|
|
|
foreach ($this->list_overdue($time) 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 $result;
|
|
}
|
|
|
|
/**
|
|
* Return a list of invoices that are due, excluding overdue.
|
|
*/
|
|
public function list_due($time=NULL) {
|
|
$result = array();
|
|
|
|
foreach ($this->_list_due() as $io)
|
|
if ($io->due_date > time())
|
|
if (is_null($time))
|
|
array_push($result,$io);
|
|
elseif ($io->due_date <= $time)
|
|
array_push($result,$io);
|
|
|
|
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();
|
|
}
|
|
|
|
public function html() {
|
|
// @todo This should be in a config file.
|
|
$css = '<style type="text/css">';
|
|
$css .= 'table.box-left { border: 1px solid #AAAACC; margin-right: auto; }';
|
|
$css .= 'tr.head { font-weight: bold; }';
|
|
$css .= 'td.head { font-weight: bold; }';
|
|
$css .= 'td.right { text-align: right; }';
|
|
$css .= 'tr.odd { background-color: #FCFCFE; }';
|
|
$css .= 'tr.even { background-color: #F6F6F8; }';
|
|
$css .= '</style>';
|
|
|
|
$output = View::factory('invoice/user/email')
|
|
->set('mediapath',Route::get('default/media'))
|
|
->set('io',$this);
|
|
|
|
return $css.$output;
|
|
}
|
|
}
|
|
?>
|