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Gravity PDF v4 will receive bug fixes and security updates until October 4, 2019, however it's recommended you upgrade to v5 as soon as practical.
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Description #description

This filter can be used to insert HTML mark up before the entry HTML markup has been generated.

Version #version

This action was introduced in Gravity PDF 4.1.

Parameters #parameters

$entry | array
The Gravity Form entry array
$config | array
The current Gravity PDF settings array

Usage #usage

This snippet will display a message before the PDF field HTML markup:

add_action( 'gfpdf_pre_html_fields', function( $entry, $config ) {
   echo 'This is a notice that is displayed before the PDF content';
}, 10, 2 );

If you want to display a message when a particular value is entered into the form use the $entry array:

add_action( 'gfpdf_pre_html_fields', function( $entry, $config ) {
    if ( $entry[1] === 'Yes' ) {
        echo 'This is a notice that is displayed before the PDF content';
    }
}, 10, 2 );

Source Code #source-code

This filter is located in the process_html_structure() method of /src/view/View_PDF.php.

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