如何修复PDF“无法加载PDF文档”。在Chrome中使用MPDF

发布于 2025-02-11 19:00:28 字数 765 浏览 1 评论 0原文

我正在尝试从我的网站查看下载的PDF文件,但是它显示此未能在所有浏览器中加载PDF文档。。有人对这个问题有任何想法吗?

<?php
        }
        $body = ob_get_clean();

        $body = iconv('UTF-8', 'UTF-8//IGNORE', $body);
        $body = iconv('UTF-8', 'UTF-8//TRANSLIT', $body);

        include("mpdf/mpdf.php");

        $mpdf=new \mPDF('+aCJK','A4','','' , 35, 0, 0, 0, 0, 0);

        $mpdf->SetAutoFont();
        $mpdf->autoScriptToLang = true;
        $mpdf->autoLangToFont   = true;


        $stylesheet = file_get_contents('pdf.css'); // external css
        $mpdf->WriteHTML($stylesheet,1);
        $mpdf->WriteHTML($html);


        $mpdf->WriteHTML($body);

        $mpdf->Output($_POST["id"]."_".$_POST["year"].'.pdf','D');

    }
}
?>

I'm trying to view my downloaded PDF file from my website, but it shows this Failed to load PDF document. in all browser. Does anyone have any idea on this issue ?

<?php
        }
        $body = ob_get_clean();

        $body = iconv('UTF-8', 'UTF-8//IGNORE', $body);
        $body = iconv('UTF-8', 'UTF-8//TRANSLIT', $body);

        include("mpdf/mpdf.php");

        $mpdf=new \mPDF('+aCJK','A4','','' , 35, 0, 0, 0, 0, 0);

        $mpdf->SetAutoFont();
        $mpdf->autoScriptToLang = true;
        $mpdf->autoLangToFont   = true;


        $stylesheet = file_get_contents('pdf.css'); // external css
        $mpdf->WriteHTML($stylesheet,1);
        $mpdf->WriteHTML($html);


        $mpdf->WriteHTML($body);

        $mpdf->Output($_POST["id"]."_".$_POST["year"].'.pdf','D');

    }
}
?>

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混吃等死 2025-02-18 19:00:28

我恰好有这个问题。在寻求解决方案时,我在浏览器检查员中观察到我正在获得404响应标头,即使它在Firefox中渲染PDF也很好。显然,Firefox只是不在乎这一点,无论如何都会捕获/呈现数据。但是,Chrome是固定的。

因此,我强迫这个问题:

http_response_code(200);
$mpdf->WriteHTML( $my_stylesheet, HTMLParserMode::HEADER_CSS );
$mpdf->WriteHTML( $my_html, HTMLParserMode::HTML_BODY );

这为我解决了问题。

I had exactly this issue. In seeking the solution, I observed in the browser inspector that I was getting a 404 response header, even though it was rendering the PDF in Firefox just fine. Apparently, Firefox just didn't care about that, and catches/renders the data anyway. Chrome, however, was being intransigent.

So I forced the issue:

http_response_code(200);
$mpdf->WriteHTML( $my_stylesheet, HTMLParserMode::HEADER_CSS );
$mpdf->WriteHTML( $my_html, HTMLParserMode::HTML_BODY );

This solved the problem for me.

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