Open Source Billing

2013-10-10 13:44:53 +11:00
commit b02d70adf0
2344 changed files with 392978 additions and 0 deletions
--- a/modules/invoice/classes/Invoice.php
+++ b/modules/invoice/classes/Invoice.php
@@ -0,0 +1,144 @@
+<?php defined('SYSPATH') or die('No direct access allowed.');
+
+/**
+ * This class provides invoice information
+ *
+ * @package    Invoice
+ * @category   Helpers
+ * @author     Deon George
+ * @copyright  (c) 2009-2013 Open Source Billing
+ * @license    http://dev.osbill.net/license.html
+ */
+class Invoice {
+	// This invoice Object
+	private $io;
+
+	public function __construct($io) {
+		$this->io = $io;
+	}
+
+	public static function instance($io) {
+		return new Invoice($io);
+	}
+
+	/**
+	 * Return a list of invoices for an service
+	 *
+	 * @param $id int Service ID
+	 * @param $paid boolean Optionally only list the ones that are not paid.
+	 * @return array
+	 */
+	// @todo Function Not Used
+	public static function servicelist($id,$paid=TRUE) {
+		// @todo need to add the db prefix
+		$invoices = DB::Query(Database::SELECT,'
+SELECT i.id AS iid,i.due_date AS due FROM ab_invoice i,ab_invoice_item ii WHERE ii.invoice_id=i.id AND service_id=:id GROUP BY i.id
+			')
+			->param(':id',$id)
+			->execute();
+
+		$service_invoices = array();
+		foreach ($invoices as $item) {
+			if ($bal = Invoice::balance($item['iid']) OR $paid) {
+				$service_invoices[$item['iid']]['id'] = $item['iid'];
+				$service_invoices[$item['iid']]['total'] = $bal;
+				$service_invoices[$item['iid']]['due'] = $item['due'];
+			}
+		}
+
+		return $service_invoices;
+	}
+
+	/**
+	 * Return the total of amount outstanding for a service
+	 *
+	 * @param $id int Service ID
+	 * @param $paid boolean Optionally only list the ones that are not paid.
+	 * @return real Total amount outstanding
+	 * @see Invoice::listservice()
+	 */
+	// @todo Function Not Used
+	public static function servicetotal($id,$paid=TRUE) {
+		$total = 0;
+
+		foreach (Invoice::servicelist($id,$paid) as $item)
+			$total += $item['total'];
+
+		return $total;
+	}
+
+	/**
+	 * Return the earliest due date of an outstanding invoice
+	 *
+	 * @param $id int Service ID
+	 * @return datetime
+	 */
+	// @todo Function Not Used
+	public static function servicedue($id) {
+		$due = 0;
+
+		foreach (Invoice::servicelist($id,FALSE) as $item)
+			if ($due < $item['due'])
+				$due = $item['due'];
+
+		return $due;
+	}
+
+	// @todo Function Not Used
+	public static function balance($id) {
+		return ORM::factory('Invoice',$id)->due();
+	}
+
+	/**
+	 * Generate a PDF invoice
+	 */
+	public function pdf() {
+		$invoice_class = Kohana::classname('Invoice_TCPDF_'.Kohana::$config->load('invoice')->driver);
+
+		$pdf = new $invoice_class($this->io);
+
+		if ($pdf->getTemplate()) {
+			$pagecount = $pdf->setSourceFile($pdf->getTemplate());
+			$tplidx = $pdf->ImportPage(1);
+		}
+
+		$pdf->addPage();
+
+		# If we are using FPDI
+		if (isset($tplidx))
+			$pdf->useTemplate($tplidx);
+
+		$this->draw_summary_invoice($pdf);
+
+		# If we get here, all is OK.
+		return $pdf;
+	}
+
+	private function draw_summary_invoice($pdf) {
+		// Draw Invoice Basics
+		$pdf->drawCompanyLogo();
+		$pdf->drawCompanyAddress();
+		$pdf->drawInvoiceHeader();
+		// @todo Get news from DB
+		$pdf->drawNews('');
+		$pdf->drawRemittenceStub();
+		$pdf->drawPaymentMethods();
+
+		if ($this->io->billing_status !=1 && $this->io->due_date <= time())
+			$pdf->drawInvoiceDueNotice();
+		elseif($this->io->billing_status == 1)
+			$pdf->drawInvoicePaidNotice();
+
+		if ($this->io->account->invoices_due_total())
+			$pdf->drawSummaryInvoicesDue();
+
+		$pdf->drawSummaryLineItems();
+
+		// Next Page
+		$pdf->drawDetailLineItems();
+
+		// Draw any Custom functions:
+		$pdf->drawCustom();
+	}
+}
+?>