Allow change map image from admin site customization

Also adds on site customization image.rb jpeg content type to allow replace this image.

app/models/site_customization/image.rb

@@ -4,13 +4,14 @@ class SiteCustomization::Image < ActiveRecord::Base
     "social_media_icon" => [470, 246],
     "social_media_icon_twitter" => [246, 246],
     "apple-touch-icon-200" => [200, 200],
-    "budget_execution_no_image" => [800, 600]
+    "budget_execution_no_image" => [800, 600],
+    "map" => [420, 500]
   }
 
   has_attached_file :image
 
   validates :name, presence: true, uniqueness: true, inclusion: { in: VALID_IMAGES.keys }
-  validates_attachment_content_type :image, content_type: ["image/png"]
+  validates_attachment_content_type :image, content_type: ["image/png", "image/jpeg"]
   validate :check_image
 
   def self.all_images

app/views/admin/site_customization/images/index.html.erb

@@ -9,7 +9,7 @@
   </thead>
   <tbody>
     <% @images.each do |image| %>
-      <tr class="<%= image.name %>">
+      <tr id="image_<%= image.name %>">
         <td class="small-12 medium-4">
           <strong><%= image.name %></strong> (<%= image.required_width %>x<%= image.required_height %>)
         </td>

app/views/proposals/_geozones.html.erb

@@ -2,5 +2,5 @@
 <h2 class="sidebar-title"><%= t("shared.tags_cloud.districts") %></h2>
 <br>
 <%= link_to map_proposals_path, id: 'map', title: t("shared.tags_cloud.districts_list") do %>
-  <%= image_tag("map.jpg", alt: t("shared.tags_cloud.districts_list")) %>
+  <%= image_tag(image_path_for("map.jpg"), alt: t("shared.tags_cloud.districts_list")) %>
 <% end %>

spec/features/admin/site_customization/images_spec.rb

@@ -7,22 +7,57 @@ feature "Admin custom images" do
     login_as(admin.user)
   end
 
-  scenario "Upload valid image" do
+  scenario "Upload valid png image" do
     visit admin_root_path
 
     within("#side_menu") do
       click_link "Custom images"
     end
 
-    within("tr.logo_header") do
+    within("tr#image_logo_header") do
       attach_file "site_customization_image_image", "spec/fixtures/files/logo_header.png"
       click_button "Update"
     end
 
-    expect(page).to have_css("tr.logo_header img[src*='logo_header.png']")
+    expect(page).to have_css("tr#image_logo_header img[src*='logo_header.png']")
     expect(page).to have_css("img[src*='logo_header.png']", count: 1)
   end
 
+  scenario "Upload valid jpg image" do
+    visit admin_root_path
+
+    within("#side_menu") do
+      click_link "Custom images"
+    end
+
+    within("tr#image_map") do
+      attach_file "site_customization_image_image", "spec/fixtures/files/custom_map.jpg"
+      click_button "Update"
+    end
+
+    expect(page).to have_css("tr#image_map img[src*='custom_map.jpg']")
+    expect(page).to have_css("img[src*='custom_map.jpg']", count: 1)
+  end
+
+  scenario "Image is replaced on front view" do
+    visit admin_root_path
+
+    within("#side_menu") do
+      click_link "Custom images"
+    end
+
+    within("tr#image_map") do
+      attach_file "site_customization_image_image", "spec/fixtures/files/custom_map.jpg"
+      click_button "Update"
+    end
+
+    visit proposals_path
+
+    within("#map") do
+      expect(page).to have_css("img[src*='custom_map.jpg']")
+    end
+  end
+
   scenario "Upload invalid image" do
     visit admin_root_path
 
@@ -30,7 +65,7 @@ feature "Admin custom images" do
       click_link "Custom images"
     end
 
-    within("tr.social_media_icon") do
+    within("tr#image_social_media_icon") do
       attach_file "site_customization_image_image", "spec/fixtures/files/logo_header.png"
       click_button "Update"
     end
@@ -46,14 +81,14 @@ feature "Admin custom images" do
       click_link "Custom images"
     end
 
-    within("tr.social_media_icon") do
+    within("tr#image_social_media_icon") do
       attach_file "site_customization_image_image", "spec/fixtures/files/social_media_icon.png"
       click_button "Update"
     end
 
     expect(page).to have_css("img[src*='social_media_icon.png']")
 
-    within("tr.social_media_icon") do
+    within("tr#image_social_media_icon") do
       click_link "Delete"
     end