Redmine

  before_action :find_copy_from, :only => [:show, :update]

    @page = WikiPage.new(:wiki => @wiki, :title => (params[:title] || params[:copy_from]))

        if params[:copy_from]

          copy_to_project = Project.find(params[:copy_to_project_id])

          path = project_wiki_page_path(copy_to_project, @page.title, :parent => params[:parent], :copy_from => params[:copy_from], :copy_from_project_id => @project.id)

        else

          path = project_wiki_page_path(@project, @page.title, :parent => params[:parent])

        end

    else

      if params[:copy_from]

        page_title_org = @page.title

        suffix = 1

        while @page.validate == false && @page.errors[:title].present?

          @page.title = page_title_org + "_#{suffix}"

          suffix += 1

        end

      end

    if @copy_from

      @content.text = @copy_from.content.try(:text)

    end

      if @copy_from && params[:copy_attachments]

        @page.attachments = @copy_from.attachments.collect do |attachment|

          attachment.copy(:container => @page)

        end

      end

  def find_copy_from

    @copy_from = if params[:copy_from_project_id] && params[:copy_from]

                   Project.find(params[:copy_from_project_id]).wiki.try(:find_page, params[:copy_from]) rescue nil

                 else

                   nil

                 end

  end

  def wiki_page_project_options_for_select(page)

    projects = Project.allowed_to(:add_wiki_pages).joins(:wiki).preload(:wiki).to_a

    projects.select! {|p| p.enabled_module_names.include?('wiki') }

    projects << page.project unless projects.include?(page.project)

    project_tree_options_for_select(projects, :selected => page.project)

  end

<h3 class="title"><%=l(:label_wiki_page_copy)%></h3>

<%= labelled_form_for :page, @page,

            :url => project_copy_wiki_page_path(@project),

            :method => 'post',

            :remote => true do |f| %>

  <%= render_error_messages @page.errors.full_messages_for(:title) %>

  <%= hidden_field_tag 'copy_from_project_id', @project.id %>

  <%= hidden_field_tag 'copy_from', params[:copy_from] %>

  <div class="box tabular">

    <p>

      <label for="copy_to_project_id"><%=l(:label_project)%><span class="required"> *</span></label>

      <%= select_tag :copy_to_project_id, wiki_page_project_options_for_select(@page), :label => :label_project %></p>

    <p>

      <%= f.text_field :title, :name => 'title', :size => 60, :required => true %>

      <em class="info"><%= l(:text_unallowed_characters) %>: , . / ? ; : |</em>

    </p>

    <% if params[:parent].present? %>

    <p id="copy_parent_page">

      <label class="inline">

        <%= check_box_tag 'parent', params[:parent], true %>

        <%= l(:field_parent_title) %>: <%= params[:parent] %>

      </label>

    </p>

    <% end %>

  </div>

  <p class="buttons">

    <%= submit_tag l(:label_next), :name => nil %>

    <%= submit_tag l(:button_cancel), :name => nil, :onclick => "hideModal(this);", :type => 'button' %>

  </p>

<% end %>

<%= javascript_tag do %>

$('#copy_to_project_id').change(function() {

  if ($('#copy_from_project_id').val()==$(this).val()) {

    $('#copy_parent_page').show();

  }else{

    $('#copy_parent_page').hide();

  }

});

<% end %>

<%= hidden_field_tag 'copy_from_project_id', params[:copy_from_project_id] if params[:copy_from_project_id] %>

<%= hidden_field_tag 'copy_from', params[:copy_from] if params[:copy_from] %>

<% if @copy_from && @copy_from.attachments.any? %>

<p>

  <label for="copy_attachments"><%= l(:label_copy_attachments) %></label>

  <%= check_box_tag 'copy_attachments', '1', true %>

</p>

<% end %>

$('#ajax-modal').html('<%= escape_javascript(render :partial => params['copy_from'] ? 'wiki/copy_modal' : 'wiki/new_modal') %>');

      <%= link_to l(:button_copy), project_copy_wiki_page_path(@project, :copy_from => @page.title, :parent => @page.parent.try(:title)), :remote => true, :class => 'icon icon-copy' %>

  label_wiki_page_copy: Copy wiki page

  label_wiki_page_copy: Wikiページのコピー

    match 'wiki/:copy_from/copy', :to => 'wiki#new', :as => 'copy_wiki_page', via: [:get, :post]

  def test_get_new_with_copy_from

    @request.session[:user_id] = 2

    get :new, :params => {:project_id => 'ecookbook', :copy_from => 'CookBook_documentation'}

    assert_response :success

    assert_select 'input[name=?][value=?]', 'title', 'CookBook_documentation_1'

  end

  def test_post_new_with_copy_from_should_redirect_to_edit_wity_copy_params

    @request.session[:user_id] = 2

    post :new, :params => {:project_id => 'ecookbook', :title => 'CookBook documentation 1', :copy_from => 'CookBook_documentation', :copy_to_project_id => 'ecookbook'}

    assert_redirected_to '/projects/ecookbook/wiki/CookBook_documentation_1?copy_from=CookBook_documentation&copy_from_project_id=1'

  end

  def test_show_with_copy_from_should_copy_content

    @request.session[:user_id] = 2

    get :show, :params => {:project_id => 1, :id => 'CookBook_documentation_1', :copy_from => 'CookBook_documentation', :copy_from_project_id => 1}

    assert_response :success

    assert_select 'textarea[name=?]', 'content[text]', :text => /h1. CookBook documentation/

    assert_select 'textarea[name=?]', 'content[text]', :text => /{{child_pages}}/

    assert_select 'textarea[name=?]', 'content[text]', :text => /Some updated \[\[documentation\]\] here with gzipped history/

  end

  def test_update_with_copy_from_and_copy_attachments_should_copy_attachments

    @request.session[:user_id] = 2

    assert_difference 'WikiPage.count' do

      assert_difference 'WikiContent.count' do

        assert_difference 'Attachment.count', 2 do

          post :update, :params => {

            :project_id => 1,

            :id => 'CookBook_documentation_1',

            :content => {

              :comments => 'Copy Wiki Page',

              :text => 'h1. CookBook documentation',

              :varsion => 0

            },

            :copy_from => 'CookBook_documentation',

            :copy_from_project_id => 1,

            :copy_attachments => '1'

          }

        end

      end

    end

  end