first test for importing data for universal table

app/controllers/admin/universal_tables_controller.rb

@@ -1,6 +1,6 @@
 class Admin::UniversalTablesController < OrbitAdminController
 	def index
-		@table_fields = ["universal_table.table_name","universal_table.created_time","universal_table.total_no_of_entries"]
+		@table_fields = ["universal_table.table_name","universal_table.created_time","universal_table.total_no_of_entries", "universal_table.import_from_excel"]
 
 	    @tables = UTable.where(:title.ne => "")
 						.order_by(sort)
@@ -22,6 +22,95 @@ class Admin::UniversalTablesController < OrbitAdminController
 		end
 	end
 
+	def export_structure
+		uid = params[:universal_table_id].split("-").last
+		@table = UTable.where(:uid => uid).first rescue nil
+		respond_to do |format|
+	      format.xlsx {
+	        response.headers['Content-Disposition'] = "attachment; filename=#{@table.title.downcase.underscore}.xlsx"
+	      }
+	    end
+	end
+
+	def import_data_from_excel
+		workbook = RubyXL::Parser.parse(params["import_data"].tempfile)
+		response = {}
+		current_locale = I18n.locale
+		table = UTable.find(params["universal_table_id"]) rescue nil
+		if !table.nil?
+		    sheet = workbook[0]
+		    if sheet.count <= 503
+		    	columns = sheet[1].cells.collect{|c| 
+		    		table.table_columns.where(:key => c.value).first rescue nil
+		    	}
+		    	languages = sheet[2].cells.collect{|c| 
+		    		c.value.split("-").last rescue nil
+		    	}
+			    sheet.each_with_index do |row, i|
+			        next if i < 3
+			        te = TableEntry.new
+			        te.u_table = table
+			        skip = 0
+			        row.cells.each_with_index do |cell,index|
+			        	if skip > 1
+			        		skip = skip - 1
+			        		next
+			        	end
+			        	skip = 0
+			        	val = cell.value rescue nil
+			        	tc = columns[index]
+			        	if !tc.nil?
+			        		ce = ColumnEntry.new
+			        		case tc.type
+			        		when "text"
+			        			v = {}
+			        			@site_in_use_locales.each_with_index do |locale,x|
+			        				v[locale.to_s] = row.cells[index + x].value rescue nil
+			        				skip = skip + 1
+			        			end
+			        			ce.text_translations = v
+			        		when "editor"
+			        			v = {}
+			        			@site_in_use_locales.each_with_index do |locale,x|
+			        				v[locale.to_s] = row.cells[index + x].value rescue nil
+			        				skip = skip + 1
+			        			end
+			        			ce.content_translations = v
+			        		when "date"
+			        			ce.date = val
+			        		when "period"
+			        			if tc.date_format == "yyyy" && !val.nil?
+			        				val = val.to_s + "/01/01"
+			        			end 
+			        			skip = 2
+			        			ce.period_from = val
+			        			val = row.cells[index + 1].value rescue nil
+			        			if tc.date_format == "yyyy" && !val.nil?
+			        				val = val.to_s + "/01/01"
+			        			end 
+			        			ce.period_to = val
+			        		end
+			        		ce.table_column_id = tc.id
+			        		ce.save
+			      			te.column_entries << ce
+			        	end
+			        end
+			      	te.save
+			    end
+			    response["success"] = true
+			    response["count"] = table.table_entries.count
+			    response["id"] = table.id.to_s
+		    else
+				response["success"] = false
+				response["msg"] = "More than 500 entries. Please split the entries in different files."
+		    end
+		else
+			response["success"] = false
+			response["msg"] = "Table not found."
+		end
+		render :json => response.to_json
+	end
+
 	def new_entry
 		uid = params[:universal_table_id].split("-").last
 		@table = UTable.where(:uid => uid).first rescue nil

app/views/admin/universal_tables/_index.html.erb

@@ -8,7 +8,7 @@
 </thead>
 <tbody>
 	<% @tables.each do |table| %>
-		<tr>
+		<tr id="table_<%= table.id.to_s %>">
 			<td>
 				<a href="<%= admin_universal_table_path(table) %>"><%= table.title %></a>
 				   <div class="quick-edit">
@@ -26,6 +26,15 @@
 			<td>
 				<%= table.table_entries.count %>
 			</td>
+			<td>
+				<form action="/admin/universal_tables/import_data_from_excel" method="post" enctype="multipart/form-data" class="import_from_excel_form">
+					<%= hidden_field_tag :authenticity_token, form_authenticity_token %>
+					<input type="file" name="import_data" />
+					<button class="btn btn-primary btn-small"><i class="icons-upload"></i></button>
+					<input type="hidden" name="universal_table_id" value="<%= table.id.to_s %>" />
+					<a href="<%= admin_universal_table_export_structure_path(table, :format => "xlsx") %>"><%= t("universal_table.export_structure") %></a>
+				</form>
+			</td>
 		</tr>
 	<% end %>
 </tbody>

app/views/admin/universal_tables/export_structure.xlsx.axlsx

@@ -0,0 +1,49 @@
+# encoding: utf-8
+
+wb = xlsx_package.workbook
+
+wb.add_worksheet(name: "Structure") do |sheet|
+	heading = sheet.styles.add_style(:b => true, :locked => true)
+	type = sheet.styles.add_style(:i => true)
+
+	row = []
+	row1 = []
+	row2 = []
+
+	@table.table_columns.asc(:order).each do |column|
+		case column.type
+		when "text"
+			@site_in_use_locales.each do |locale|
+				row << column.title + " - " + t(locale.to_s)
+				row1 << column.key
+				row2 << column.type + "-#{locale}"
+			end
+		when "editor"
+			@site_in_use_locales.each do |locale|
+				row << column.title + " - " + t(locale.to_s)
+				row1 << column.key
+				row2 << column.type + "-#{locale}"
+			end
+		when "image"
+			row << column.title
+			row1 << column.key
+			row2 << "Please leave this column blank. Upload the image manually."
+		when "date"
+			row << column.title
+			row1 << column.key
+			row2 << column.type + " : " + column.date_format.upcase
+		when "period"
+			row << column.title + "-From"
+			row1 << column.key
+			row2 << column.type + " : " + column.date_format.upcase + "-period_from"
+			row << column.title + "-To"
+			row1 << column.key
+			row2 << column.type + " : " + column.date_format.upcase + "-period_to"
+		end
+	end
+
+	sheet.add_row row, :style => heading
+	sheet.add_row row1
+	sheet.add_row row2, :style => type
+
+end

app/views/admin/universal_tables/index.html.erb

@@ -1,3 +1,26 @@
+<% content_for :page_specific_javascript do %>
+	<%= javascript_include_tag "lib/jquery.form" %>
+<% end %>
 <div id="index_table">
   <%= render 'index'%>
 </div>
+<script type="text/javascript">
+	$("form.import_from_excel_form").on("submit",function(){
+		var form = this;
+		if($(this).find("input[type=file]").val() != ""){
+			$(this).ajaxSubmit({
+				dataType : "json",
+				success : function(data){
+					if(data.success){
+						alert("Import successfull.")
+						$("tr#table_" + data.id + " td:eq(2)").text(data.count);
+					}else{
+						alert(data.msg);
+					}
+					form.reset();
+				}
+			})
+		}
+		return false;
+	})
+</script>

app/views/admin/universal_tables/show.html.erb

@@ -47,7 +47,7 @@
             <div class="quick-edit">
               <ul class="nav nav-pills">
                 <li><a href="<%= admin_universal_table_edit_entry_path(entry) %>"><%= t(:edit) %></a></li>
-                <li><a href="<%= admin_universal_table_delete_entry_path(entry) %>" class="delete text-error" data-method="delete" data-confirm="Are you sure?"><%= t(:delete_) %></a></li>
+                <li><a href="<%= admin_universal_table_delete_entry_path(entry.id) %>" class="delete text-error" data-method="delete" data-confirm="Are you sure?"><%= t(:delete_) %></a></li>
               </ul>
             </div>
           <% end %>

config/locales/en.yml

@@ -6,3 +6,5 @@ en:
     table_name: Table Name
     created_time: Created Time
     total_no_of_entries: No of entries
+    export_structure: Download table structure
+    import_from_excel: Import From Excel

config/locales/zh_tw.yml

@@ -6,3 +6,5 @@ zh_tw:
     table_name: Table Name
     created_time: Created Time
     total_no_of_entries: No of entries
+    export_structure: Download table Structure
+    import_from_excel: Import From Excel

config/routes.rb

@@ -6,10 +6,12 @@ Rails.application.routes.draw do
    namespace :admin do
    	post "/universal_tables/add_entry", to: 'universal_tables#add_entry'
    	patch "/universal_tables/update_entry", to: 'universal_tables#update_entry'
+    post "/universal_tables/import_data_from_excel", to: 'universal_tables#import_data_from_excel'
     resources :universal_tables do 
     	get "new_entry"
     	delete "delete_entry"
     	get "edit_entry"
+      get "export_structure"
     end
    end
   end