我在尝试打印搜索在我的应用程序索引中生成的数组时遇到了问题。这是我的代码:
约会控制人(指数行动):
def index
@appointments = Appointment.search(params[:search])
respond_to do |format|
format.html
format.pdf do
pdf = AppointmentsPdf.new(@appointments)
send_data pdf.render, filename: "citas_del_dia",
type: "application/pdf",
disposition: "inline"
end
end
end
索引视图:
<%= form_tag @appointments_path, :method => 'get', :id => "appointments_search" do %>
<%= date_field_tag :search, params[:search] %>
<%= submit_tag "search date", :name => nil %>
<% end %>
<div><%= render 'appointments' %></div>
<%= link_to "Print appointments of the day",appointments_path(@appointments, :format => 'pdf'), target: "_blank" %>
和我的虾pdf类:
class AppointmentsPdf < Prawn::Document
def initialize(appointments)
super(top_margin: 30, :page_layout => :landscape)
@appointments = appointments
#some code to fill the pdf.
现在的问题是,当我搜索特定日期时,它会使索引正常,但是当我想将该页面打印到pdf时,它不会打印任何内容,就像搜索其中的null而不是。我想我必须将搜索作为参数传递给虾类,但我不知道在哪里或如何。
答案 0 :(得分:1)
我通过将搜索参数传递给类似方法的链接来解决它:
<%= link_to "appointments of the day", citas_del_dia_appointments_path(@appointments, :format => 'pdf', :search => params[:search]), target: "_blank" %>
现在它就像一个魅力