E-book generator

					<?php

<?php

namespace WPTurboEbookGenerator;

use WP_Turbo;

require_once 'vendor/autoload.php'; // Composer autoload for PDF generation library

function wpturbo_generate_ebook( $post_ids ) {
    // Check if the post IDs are valid
    if ( ! is_array( $post_ids ) || empty( $post_ids ) ) {
        return "No valid post IDs provided.";
    }

    // Create a new PDF document
    $pdf = new TCPDF(); // Assuming you are using TCPDF library

    // Set document information
    $pdf->SetCreator( PDF_CREATOR );
    $pdf->SetAuthor( "WP Turbo" );
    $pdf->SetTitle( "Generated E-Book" );
    $pdf->SetSubject( "E-Book from WordPress Posts" );

    // Add a page
    $pdf->AddPage();

    // Add content from each post
    foreach ( $post_ids as $post_id ) {
        $post = get_post( $post_id );

        if ( null === $post ) {
            continue; // Skip invalid posts
        }

        $pdf->Write( 0, $post->post_title, '', 0, 'C', true, 0, false, false, 0 );
        $pdf->Write( 0, $post->post_content, '', 0, '', true, 0, false, false, 0 );
        $pdf->Ln(); // New line for spacing
    }

    // Output PDF to browser
    $pdf->Output( "ebook.pdf", "D" ); // Force download
}

add_action( 'wp_ajax_wpturbo_generate_ebook', function() {
    $post_ids = isset( $_POST['post_ids'] ) ? $_POST['post_ids'] : [];
    wpturbo_generate_ebook( $post_ids );
    wp_die();
} );