允许复制使用 tcpdf 创建的 pdf 的内容 [英] Allow contents to be copied of pdf created using tcpdf

问题描述

我正在使用 tcpdf 创建 pdf 文件.已创建 PDF，但不允许复制其内容.

I'm creating pdf file using tcpdf. The PDF is created, but its contents are not allowed to copy.

问题:

我该怎么做，这样我就可以复制创建的pdf的内容了.这是可以实现的吗?请指导我.谢谢！代码:

What should I do,so I will be able to copy the contents of pdf created. Is this achievable? Please guide me for the same. Thanks! Code:

 require_once('tcpdf_include.php');
 $pdf = new TCPDF(PDF_PAGE_ORIENTATION, PDF_UNIT, PDF_PAGE_FORMAT, true, 'UTF-8', false);

 $pdf->SetProtection($permissions = array('print', 'modify', 'copy', 'annot-forms', 'fill-forms', 'extract', 'assemble', 'print-high'), '', null, 0, null);

 $pdf->SetCreator(PDF_CREATOR);


 $pdf->SetHeaderData(PDF_HEADER_LOGO, PDF_HEADER_LOGO_WIDTH, 'License Export Details');

 // set header and footer fonts
 $pdf->setHeaderFont(Array('helvetica', '', PDF_FONT_SIZE_MAIN));
 $pdf->setFooterFont(Array('helvetica', '', PDF_FONT_SIZE_DATA));

 // set default monospaced font
 $pdf->SetDefaultMonospacedFont(PDF_FONT_MONOSPACED);

 // set margins
 $pdf->SetMargins(PDF_MARGIN_LEFT, PDF_MARGIN_TOP, PDF_MARGIN_RIGHT);
 $pdf->SetHeaderMargin(PDF_MARGIN_HEADER);
 $pdf->SetFooterMargin(PDF_MARGIN_FOOTER);

 // set auto page breaks

 $pdf->SetAutoPageBreak(TRUE, PDF_MARGIN_BOTTOM);

 // set image scale factor

 $pdf->setImageScale(PDF_IMAGE_SCALE_RATIO);

 // set some language-dependent strings (optional)

 if (@file_exists(dirname(__FILE__).'/lang/eng.php')) {
require_once(dirname(__FILE__).'/lang/eng.php');
$pdf->setLanguageArray($l);
        }


 $pdf->SetFont('times', '', 16);

 // add a page

 $pdf->AddPage();

 //Write the html

 $html='================= Data==============';


//Convert the Html to a pdf document
 $pdf->writeHTML($html, true, false, true, false, '');

//Close and output PDF document
  $pdf->Output('Export_Details.pdf', 'D');

推荐答案

我觉得你应该删除这两行

i think you should delete these two lines

$pdf->SetProtection($permissions = array('print', 'modify', 'copy', 'annot-forms', 'fill-forms', 'extract', 'assemble', 'print-high'), '', null, 0, null);

$pdf->SetCreator(PDF_CREATOR);

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