我正在使用Wicked PDF生成一个报告,该报告显示由jvectormap生成的Map和使用Google Charts生成的条形图 .

我正在使用这两个宝石'wicked_pdf'和'wkhtmltopdf-binary-edge' . 我已经在50000m的respond_to方法上设置了JavaScript延迟,在初始化器上我们已经指定了所需的邪恶宝石的路径 . 然后我使用pdf_layout.html.erb设置pdf生成 .

这是我正在谈论的文件:Gemfile:

Gemfile
gem 'wicked_pdf'
gem 'wkhtmltopdf-binary-edge'

控制器:respond_to格式

format.pdf do
        @is_pdf = true
        pdf = WickedPdf.new.pdf_from_string(render_to_string("reports/show.html.erb",
                                                              encoding: "UTF-8",
                                                              layout: "reports/layout_pdf.html.erb",
                                                              page_size: "Letter",
                                                              margin:  {  bottom:            0,
                                                                          top:               0,
                                                                          left:              0,
                                                                          right:             0,  },
                                                              javascript_delay: 50000,
                                            ))
        send_data pdf, :filename => "resume.pdf", :type => "application/pdf", :disposition => "attachment"
      end

PDF布局:

<!doctype html>
<html>
  <head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" name="viewport">
    <title>PDF Generation</title>
    <%= csrf_meta_tags %>
    <%= wicked_pdf_stylesheet_link_tag 'report' %>
    <%= wicked_pdf_stylesheet_link_tag 'pdfreport' %>
    <%= wicked_pdf_stylesheet_link_tag 'ionicons' %>
    <%= wicked_pdf_stylesheet_link_tag 'font-awesome' %>
    <%= wicked_pdf_stylesheet_link_tag 'import-bootstrap' %>
    <%= wicked_pdf_stylesheet_link_tag 'jquery-jvectormap-2.0.3' %>
    <%= wicked_pdf_javascript_include_tag 'jquery' %>
    <%= wicked_pdf_javascript_include_tag 'jquery-jvectormap' %>
    <%= wicked_pdf_javascript_include_tag 'jquery-jvectormap-world-mill' %>
    <%= wicked_pdf_javascript_include_tag 'jquery-jvectormap-world-en' %>
    <%= wicked_pdf_javascript_include_tag 'market_map' %>
    <%= wicked_pdf_javascript_include_tag 'number_pages' %>
    <%= wicked_pdf_javascript_include_tag 'highcharts' %>
    <%= wicked_pdf_javascript_include_tag 'https://www.gstatic.com/charts/loader.js' %>

  </head>
  <body onload="number_pages">
    <div id="content">
      <%= yield %>
    </div>
  </body>
</html>

Map 和图表显示在HTML在线视图中,但在生成pdf时则不显示 .

我已经尝试了Stack Overflow中的每个相关答案以及gem中的问题,但没有运气 .