limits the number of members initially shown, adds ajax reloading for more

app/controllers/my_projects_overviews_controller.rb

@@ -142,7 +142,16 @@ class MyProjectsOverviewsController < ApplicationController
     render :partial => 'page_layout_attachments'
   end
 
+  def show_all_members
+    respond_to do |format|
+      format.js { render :partial => "members",
+                         :locals => { :user_by_role => users_by_role(nil),
+                                      :count_users_by_role => count_users_by_role } }
+    end
+  end
+
   helper_method :users_by_role,
+                :count_users_by_role,
                 :childprojects,
                 :recent_news,
                 :trackers,
@@ -159,13 +168,6 @@ class MyProjectsOverviewsController < ApplicationController
                 :render_block,
                 :object_callback
 
-  def render_block name
-  end
-
-  def users_by_role
-    @users_by_role ||= project.users_by_role
-  end
-
   def childprojects
     @childprojects ||= project.children.visible.all
   end
@@ -202,6 +204,51 @@ class MyProjectsOverviewsController < ApplicationController
                                                  :order => "#{IssuePriority.table_name}.position DESC, #{Issue.table_name}.updated_on DESC")
   end
 
+  def users_by_role(limit = 100)
+
+    @users_by_role ||= if limit
+                         sql_string = all_roles.map do |r|
+                           %Q{ (Select users.*, member_roles.role_id from users
+                               JOIN members on users.id = members.user_id
+                               JOIN member_roles on member_roles.member_id = members.id
+                               WHERE members.project_id = #{ project.id } AND member_roles.role_id = #{ r.id }
+                               LIMIT #{ limit } ) }
+                         end.join(" UNION ALL ")
+
+                         User.find_by_sql(sql_string).group_by(&:role_id).inject({}) do |hash, (role_id, users)|
+                           hash[all_roles.detect{ |r| r.id == role_id.to_i }] = users
+                           hash
+                         end
+                       else
+
+                         project.users_by_role
+
+                       end
+  end
+
+  def count_users_by_role
+    @count_users_per_role ||= begin
+                                sql_string = all_roles.map do |r|
+                                  %Q{ (Select COUNT(users.id) count, member_roles.role_id role_id from users
+                                      JOIN members on users.id = members.user_id
+                                      JOIN member_roles on member_roles.member_id = members.id
+                                      WHERE members.project_id = #{ project.id } AND member_roles.role_id = #{ r.id } ) }
+                                end.join(" UNION ALL ")
+
+                                role_count = {}
+
+                                ActiveRecord::Base.connection.execute(sql_string).each do |count, role_id|
+                                  role_count[all_roles.detect{ |r| r.id == role_id.to_i }] = count.to_i if count.to_i > 0
+                                end
+
+                                role_count
+                              end
+  end
+
+  def all_roles
+    @all_roles = Role.all
+  end
+
   def total_hours
     if User.current.allowed_to?(:view_time_entries, project)
       @total_hours ||= TimeEntry.visible.sum(:hours, :include => :project, :conditions => subproject_condition).to_f

app/views/my_projects_overviews/_members.html.erb

@@ -0,0 +1,7 @@
+<% users_by_role.keys.sort.each do |role| %>
+  <%=h role %>: <%= users_by_role[role].sort.collect{ |u| link_to_user u }.join("; ") %>
+  <% if users_by_role[role].count < count_users_by_role[role] %>
+    ... (<%= count_users_by_role[role] - users_by_role[role].count %> more)
+  <% end %>
+  <br />
+<% end %>

app/views/my_projects_overviews/blocks/_members.rhtml

@@ -1,11 +1,17 @@
 <h2 class="page-layout-only"><%=l(:label_member_plural)%></h2>
 <h3><%=l(:label_member_plural)%></h3>
 <% if users_by_role.any? %>
-  <div class="members overview">
+  <div class="members overview" id="users_per_role">
     <p>
-      <% users_by_role.keys.sort.each do |role| %>
-        <%=h role %>: <%= users_by_role[role].sort.collect{ |u| link_to_user u }.join(", ") %><br />
-      <% end %>
+      <%= render :partial => "members",
+                :locals => { :users_by_role => users_by_role(50),
+                             :count_users_by_role => count_users_by_role } %>
+    </p>
+    <p>
+      <%= link_to("Show all", { :controller => 'my_projects_overviews',
+                                :action => 'show_all_members',
+                                :id => project.id },
+                                :class => "all" ) %>
     </p>
   </div>
 <% end %>

app/views/my_projects_overviews/index.rhtml

@@ -58,6 +58,7 @@
 <% end %>
 
 <% content_for :header_tags do %>
+  <%= javascript_include_tag "my_project_page", :plugin => 'chiliproject_my_project_page' %>
   <%= auto_discovery_link_tag(:atom, {:controller => 'activities', :action => 'index', :id => @project, :format => 'atom', :key => User.current.rss_key}) %>
   <%= stylesheet_link_tag "my_projects_overview.css", :plugin => "chiliproject_my_project_page", :media => 'all' %>
 <% end %>

app/views/my_projects_overviews/page_layout.rhtml

@@ -155,6 +155,7 @@ function addBlock() {
 <%= javascript_tag "updateSelect()" %>
 
 <% content_for :header_tags do %>
+  <%= javascript_include_tag "my_project_page", :plugin => 'chiliproject_my_project_page' %>
   <%= stylesheet_link_tag "my_projects_overview.css", :plugin => "chiliproject_my_project_page", :media => 'all' %>
   <% heads_for_wiki_formatter %>
 <% end %>

assets/javascripts/my_project_page.js

@@ -0,0 +1,22 @@
+/*globals jQuery, I18n*/
+
+var MyProjectPage = (function ($) {
+  var init;
+
+  init = function () {
+    $('#users_per_role .all').click(function () {
+      $('#users_per_role').html('');
+    });
+
+    $.ajaxAppend({
+      trigger: '.all',
+      indicator_class: 'ajax-indicator',
+      load_target: '#users_per_role',
+      loading_text: I18n.t("js.ajax.loading"),
+      loading_class: 'box loading'
+    });
+  };
+
+  $('document').ready(init);
+
+}(jQuery));

config/routes.rb

@@ -17,5 +17,6 @@ ActionController::Routing::Routes.draw do |map|
     my.connect 'my_projects_overview/:id/page_layout/order_blocks', :action => 'order_blocks'
     my.connect 'my_projects_overview/:id/page_layout/update_custom_element', :action => 'update_custom_element'
     my.connect 'my_projects_overview/:id/page_layout/destroy_attachment', :action => 'destroy_attachment', :conditions => {:method => :post}
+    my.connect 'my_projects_overview/:id/page_layout/show_all_members', :action => 'show_all_members'
   end
 end

init.rb

@@ -7,7 +7,8 @@ Redmine::Plugin.register :chiliproject_my_project_page do
   description 'This plugin replaces the old overview page for projects with something similar to the "My Page"'
   version MyProjectPage::Version.full
 
-  Redmine::AccessControl.permission(:view_project).actions << "my_projects_overviews/index"
+  Redmine::AccessControl.permission(:view_project).actions << "my_projects_overviews/index" <<
+                                                              "my_projects_overviews/show_all_members"
   Redmine::AccessControl.permission(:edit_project).actions << "my_projects_overviews/page_layout" <<
                                                               "my_projects_overviews/add_block" <<
                                                               "my_projects_overviews/remove_block" <<