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<?php
// Run first day of every month
require_once("/usr/share/doc/php-tcpdf/examples/tcpdf_include.php");
// Extend the TCPDF class to create custom Header and Footer
class InvoicePDF extends TCPDF {
//Page header
public function Header() {
$image_file = "arfnet_logo.png";
$this->Image($image_file, 15, 30, 30, '', 'PNG', '', 'T', false, 300, '', false, false, 0, false, false, false);
$this->SetFont('helvetica', 'B', 35);
$this->SetXY(50, 43);
// Title
$this->Cell(0, 30, 'ARFNET', 0, false, 'L', 0, '', 0, false, 'C', 'C');
}
// Page footer
public function Footer() {
// Position at 15 mm from bottom
$this->SetY(-15);
// Set font
$this->SetFont('helvetica', 'I', 8);
// Page number
$this->Cell(0, 10, 'Page '.$this->getAliasNumPage().'/'.$this->getAliasNbPages(), 0, false, 'C', 0, '', 0, false, 'T', 'M');
}
// Table
public function ColoredTable($header, $colw, $colalg, $data, $lastbold = false) {
// Colors, line width and bold font
$this->SetFillColor(59, 142, 234);
$this->SetTextColor(255);
$this->SetDrawColor(128, 0, 0);
$this->SetLineWidth(0.3);
$this->SetFont('', 'B');
// Header
$w = $colw;
$num_headers = count($header);
for($i = 0; $i < $num_headers; $i++) {
$this->Cell($w[$i], 7, $header[$i], 1, 0, 'C', 1);
}
$this->Ln();
// Color and font restoration
$this->SetFillColor(224, 235, 255);
$this->SetTextColor(0);
$this->SetFont('');
// Data
$fill = 0;
foreach($data as $key => $row) {
if ($lastbold && $key === array_key_last($data)) $this->SetFont('', 'B');
for ($i = 0; $i < $num_headers; $i++) {
$this->Cell($w[$i], 6, $row[$i], 'LR', 0, $colalg[$i], $fill);
}
$this->Ln();
$fill=!$fill;
}
$this->Cell(array_sum($w), 0, '', 'T');
}
}
require_once "config.php";
// Get clients
$sql = "SELECT id, username FROM users WHERE type = 'client'";
$stmt = mysqli_prepare($link, $sql);
mysqli_stmt_execute($stmt);
$result = mysqli_stmt_get_result($stmt);
$clients = $result->fetch_all(MYSQLI_ASSOC);
// Get due orders
$sql = "SELECT id, service, name, client, billing, date FROM orders";
$stmt = mysqli_prepare($link, $sql);
mysqli_stmt_execute($stmt);
$result = mysqli_stmt_get_result($stmt);
$dueorders = $result->fetch_all(MYSQLI_ASSOC);
// Get services
$sql = "SELECT id, name, type, billing, description FROM services";
$stmt = mysqli_prepare($link, $sql);
mysqli_stmt_execute($stmt);
$result = mysqli_stmt_get_result($stmt);
$services = $result->fetch_all(MYSQLI_ASSOC);
$fdom = new DateTime('first day of this month');
$ldom = new DateTime('last day of this month');
foreach ($clients as $client) {
$ret = generate_pdf($client, array_filter($dueorders, function($e) { global $client; return $e["client"] == $client["id"]; }));
$sql = "INSERT INTO invoices (client, `desc`, amount, pdf) VALUES (?, ?, ?, ?)";
$stmt = mysqli_prepare($link, $sql);
mysqli_stmt_bind_param($stmt, "ssss", $param_client, $param_desc, $param_amount, $param_pdf);
$param_client = $client["id"];
$param_desc = "Monthly invoice";
$param_amount = $ret[1];
$param_pdf = $ret[0];
if (!mysqli_stmt_execute($stmt) || (mysqli_stmt_affected_rows($stmt) != 1)) {
echo "SQL error.";
} else echo $client["id"]." ok ".$ret[1]."\n";
}
function getservicebyid($id) {
global $services;
foreach ($services as $service) {
if ($service["id"] == $id) {
return $service;
}
}
}
function generate_pdf($client, $dueorders) {
global $link, $fdom, $ldom;
// get next invoice id
$sql = "SELECT AUTO_INCREMENT FROM information_schema.tables WHERE table_name = 'invoices'";
$stmt = mysqli_prepare($link, $sql);
mysqli_stmt_execute($stmt);
$result = mysqli_stmt_get_result($stmt);
$nextid = $result->fetch_all(MYSQLI_ASSOC)[0]["AUTO_INCREMENT"];
$pdf = new InvoicePDF(PDF_PAGE_ORIENTATION, PDF_UNIT, PDF_PAGE_FORMAT, true, 'UTF-8', false);
// set document information
$pdf->SetCreator(PDF_CREATOR);
$pdf->SetAuthor("ARFNET Client Service Ticket and Invoice Management System");
$pdf->SetTitle("Invoice #$nextid");
$pdf->SetHeaderData(PDF_HEADER_LOGO, PDF_HEADER_LOGO_WIDTH, PDF_HEADER_TITLE, PDF_HEADER_STRING);
$pdf->setHeaderFont(Array(PDF_FONT_NAME_MAIN, '', PDF_FONT_SIZE_MAIN));
$pdf->setFooterFont(Array(PDF_FONT_NAME_DATA, '', PDF_FONT_SIZE_DATA));
$pdf->SetDefaultMonospacedFont(PDF_FONT_MONOSPACED);
$pdf->SetMargins(PDF_MARGIN_LEFT, PDF_MARGIN_TOP, PDF_MARGIN_RIGHT);
$pdf->SetHeaderMargin(PDF_MARGIN_HEADER);
$pdf->SetFooterMargin(PDF_MARGIN_FOOTER);
$pdf->SetAutoPageBreak(TRUE, PDF_MARGIN_BOTTOM);
$pdf->setImageScale(PDF_IMAGE_SCALE_RATIO);
// ------------------------------
$pdf->AddPage();
$pdf->SetFont('helvetica', 'B', 20);
$pdf->SetXY(15, 70);
$pdf->Write(0, "Invoice", '', 0, 'L', true, 0, false, false, 0);
$pdf->SetFont('helvetica', '', 12);
$txt =
"Invoice ID: $nextid\n"
."Invoice date: ".date("l, F j\t\h, Y\n")
."Due date: ".date("l, F j\t\h, Y\n");
$pdf->Write(0, $txt, '', 0, 'L', true, 0, false, false, 0);
$pdf->SetFont('helvetica', 'B', 20);
$pdf->Write(0, "Bill to", '', 0, 'L', true, 0, false, false, 0);
$pdf->SetFont('helvetica', '', 12);
$txt =
$client["username"]."\n"
."Client ID: ".$client["id"]."\n\n";
$pdf->Write(0, $txt, '', 0, 'L', true, 0, false, false, 0);
$theader = array("Order ID", "Instance name", "Service", "Unit Price", "Quantity", "Amount");
$columnsal = array("L", "L", "L", "R", "R", "R");
$columnsw = array(18, 70, 16, 40, 16, 16);
$tdata = array();
$subtotal = 0;
foreach ($dueorders as $dueorder) {
$price = (float)trim(substr($dueorder["billing"], 0, strpos($dueorder["billing"], "€"))) / (float)(30*24);
$pricestr = number_format($price, 4, '.', '')." €/h";
$dueorderdate = new DateTime($dueorder["date"]);
$billingperiodstart = $dueorderdate > $fdom ? $dueorderdate : $fdom;
$billingperiod = $billingperiodstart->format("d-m-Y")." to ".$ldom->format("d-m-Y");
$billinginterval = date_diff($billingperiodstart, $ldom);
$qty = ($billinginterval->d * 24) + $billinginterval->h;
$amount = $price*$qty;
$subtotal += $amount;
$amountstr = number_format($amount, 2, '.', '')." €";
$tdata[] = array($dueorder["id"], $dueorder["name"]." ($billingperiod)", getservicebyid($dueorder["service"])["name"], $pricestr." (".$dueorder["billing"].")", $qty, $amountstr);
}
$subtotalstr = number_format($subtotal, 2, '.', '')." €";
$pdf->SetFont('helvetica', '', 10);
$pdf->ColoredTable($theader, $columnsw, $columnsal, $tdata);
$pdf->Ln();
// final table
$theader = array("", "Amount");
$columnsal = array("L", "R");
$columnsw = array(35, 25);
$tdata = array();
$tdata[] = array("Subtotal", $subtotalstr);
$tdata[] = array("Sales Tax 0.00%", $subtotalstr);
$tdata[] = array("TOTAL", $subtotalstr);
$pdf->ColoredTable($theader, $columnsw, $columnsal, $tdata, true);
return array($pdf->Output('invoice.pdf', 'S'), $subtotal);
}
?>
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