/**
* Handle handler
*
* @return void
*/
public function handle()
{
$dompdf = new Dompdf();
$dompdf->loadHtml($this->input);
$dompdf->setPaper('letter');
$dompdf->render();
//Page numbers
$font = $dompdf->getFontMetrics()->getFont("Arial", "bold");
$dompdf->getCanvas()->page_text(16, 770, "Page: {PAGE_NUM} of {PAGE_COUNT}", $font, 8, array(0, 0, 0));
echo $dompdf->output();
}
/**
* The class constructor.
*
* The base protocol, host & path are initialized to those of
* the current script.
*/
function __construct(Dompdf $dompdf)
{
$this->_dompdf = $dompdf;
$this->setFontMetrics($dompdf->getFontMetrics());
$this->_styles = array();
$this->_loaded_files = array();
list($this->_protocol, $this->_base_host, $this->_base_path) = Helpers::explode_url($_SERVER["SCRIPT_FILENAME"]);
$this->_page_styles = array("base" => null);
}
/**
* @param Dompdf $pdf
* @param PdfOptions $pdfOptions
* @param $position
* @return Dompdf
*/
private function processPageLines(Dompdf $pdf, PdfOptions $pdfOptions, $position)
{
$pageLines = 'header' === $position ? $pdfOptions->getHeaderLines() : $pdfOptions->getFooterLines();
$canvas = $pdf->getCanvas();
$pageWidth = $canvas->get_width();
$pageHeight = 'header' === $position ? $pdfOptions->getTopMargin() : $canvas->get_height() - $pdfOptions->getBottomMargin();
$previousHeight = 5;
// margin
$pageCount = $canvas->get_page_count();
$pageNumberMap = ['/{PAGE_COUNT}/', '/{PAGE_NUM}/'];
$fontMetric = $pdf->getFontMetrics();
/* @var $line \UthandoDomPdf\Model\PdfTextLine */
foreach ($pageLines as $line) {
$font = $fontMetric->getFont($line->getFont()->getFamily(), $line->getFont()->getWeight());
$size = $line->getFont()->getSize();
$text = $line->getText();
$fontHeight = $fontMetric->getFontHeight($font, $size);
$textWidth = $canvas->get_text_width(preg_replace($pageNumberMap, $pageCount, $text), $font, $size);
if ('header' === $position) {
$startY = $pageHeight + $previousHeight + $fontHeight;
} else {
$startY = $pageHeight - $previousHeight - $fontHeight;
}
$startX = $this->getPosition($pageWidth, $textWidth, $line->getPosition(), $pdfOptions);
$canvas->page_text($startX, $startY, $text, $font, $size, [0, 0, 0]);
$previousHeight += $fontHeight + 1;
// +1 is the line spacing
}
return $pdf;
}
