* Web.csproj:

* TexToPdfFormatter.cs: Pdf formatter from Tex string

* FrontOfficeApiController.cs: html response in case of no document to
  produce at billing


* Estimate.aspx: renamed the Http methods returning tex and pdf
  estimates


* LocalizedText.Designer.cs: these files are generated from the .resx
  file

* LocalizedText.resx:
* LocalizedText.fr.resx: html response in case of no document to
  produce at billing

web/Controllers/FrontOfficeApiController.cs

@@ -89,11 +89,11 @@ namespace Yavsc.ApiControllers
 		/// <returns>The estim tex.</returns>
 		/// <param name="estimid">Estimid.</param>
 		[AcceptVerbs ("GET")]
-		public HttpResponseMessage GetEstimTex (long estimid)
+		public HttpResponseMessage EstimateToTex (long estimid)
 		{
 			string texest = null;
 			try {
-				texest = getEstimTex (estimid);
+				texest = estimateToTex (estimid);
 			} catch (TemplateException ex) {
 				return new HttpResponseMessage (HttpStatusCode.OK) { Content = 
 					new ObjectContent (typeof(string),
@@ -102,16 +102,17 @@ namespace Yavsc.ApiControllers
 					))
 				};
 			} catch (Exception ex) {
-
 				return new HttpResponseMessage (HttpStatusCode.OK) { Content = 
 					new ObjectContent (typeof(string),
-						ex.Message, new SimpleFormatter ("text/text"))
+						ex.Message, new ErrorHtmlFormatter (HttpStatusCode.InternalServerError,
+							LocalizedText.DocTemplateException))
 				};
 			}
 			if (texest == null)
 				return new HttpResponseMessage (HttpStatusCode.OK) { Content = 
-					new ObjectContent (typeof(string),
+					new ObjectContent (typeof(string), "Not an estimation id:" + estimid, 
-						"Not an estimation id:" + estimid, new SimpleFormatter ("text/text"))
+						new ErrorHtmlFormatter (HttpStatusCode.NotFound,
+							LocalizedText.Estimate_not_found))
 				};
 
 			return new HttpResponseMessage () {
@@ -121,7 +122,7 @@ namespace Yavsc.ApiControllers
 			};
 		}
 
-		private string getEstimTex (long estimid)
+		private string estimateToTex (long estimid)
 		{
 			Yavsc.templates.Estim tmpe = new Yavsc.templates.Estim ();		
 			Estimate e = wfmgr.GetEstimate (estimid);
@@ -141,22 +142,42 @@ namespace Yavsc.ApiControllers
 			return tmpe.TransformText ();
 		}
 
-
 		/// <summary>
 		/// Gets the estimate in pdf format from tex generation.
 		/// </summary>
-		/// <returns>The estim pdf.</returns>
+		/// <returns>The to pdf.</returns>
 		/// <param name="estimid">Estimid.</param>
-		public HttpResponseMessage GetEstimPdf (long estimid)
+		[AcceptVerbs("GET")]
+		public HttpResponseMessage EstimateToPdf (long estimid)
 		{
-			Estimate estim = wfmgr.GetEstimate (estimid);
+			string texest = null;
-			//TODO better with pro.IsBankable && cli.IsBillable
+			try {
+				texest = estimateToTex (estimid);
+			} catch (TemplateException ex) {
+				return new HttpResponseMessage (HttpStatusCode.OK) { Content = 
+					new ObjectContent (typeof(string),
+						ex.Message, new ErrorHtmlFormatter (HttpStatusCode.NotAcceptable,
+						LocalizedText.DocTemplateException
+					))
+				};
+			} catch (Exception ex) {
+				return new HttpResponseMessage (HttpStatusCode.OK) { Content = 
+					new ObjectContent (typeof(string),
+						ex.Message, new ErrorHtmlFormatter (HttpStatusCode.InternalServerError,
+						LocalizedText.DocTemplateException))
+				};
+			}
+			if (texest == null)
+				return new HttpResponseMessage (HttpStatusCode.OK) { Content = 
+					new ObjectContent (typeof(string), "Not an estimation id:" + estimid, 
+						new ErrorHtmlFormatter (HttpStatusCode.NotFound,
+							LocalizedText.Estimate_not_found))
+				};
 
 			return new HttpResponseMessage () {
-				Content = new ObjectContent (
+				Content = new ObjectContent (typeof(string),
-					typeof(Estimate),
+					texest,
-					estim,
+					new TexToPdfFormatter ())
-					new EstimToPdfFormatter ())
 			};
 		}
 	}

web/Formatters/TexToPdfFormatter.cs

@@ -0,0 +1,110 @@
+//
+//  TexToPdfFormatter.cs
+//
+//  Author:
+//       Paul Schneider <paulschneider@free.fr>
+//
+//  Copyright (c) 2015 Paul Schneider
+//
+//  This program is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU Lesser General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU Lesser General Public License for more details.
+//
+//  You should have received a copy of the GNU Lesser General Public License
+//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+using System;
+using System.Net.Http.Formatting;
+using System.Net.Http.Headers;
+using System.Collections.Generic;
+using System.IO;
+using System.Web;
+using System.Diagnostics;
+
+namespace Yavsc.Formatters
+{
+	public class TexToPdfFormatter: BufferedMediaTypeFormatter
+	{
+		/// <summary>
+		/// Initializes a new instance of the <see cref="Yavsc.Formatters.TexToPdfFormatter"/> class.
+		/// </summary>
+		public TexToPdfFormatter ()
+		{
+			SupportedMediaTypes.Add(new MediaTypeHeaderValue("text/pdf"));
+		}
+		/// <summary>
+		/// Determines whether this instance can read type the specified type.
+		/// </summary>
+		/// <returns><c>true</c> if this instance can read type the specified type; otherwise, <c>false</c>.</returns>
+		/// <param name="type">Type.</param>
+		public override bool CanReadType(Type type)
+		{
+			return false;
+		}
+		/// <summary>
+		/// Determines whether this instance can write type the specified type.
+		/// </summary>
+		/// <returns><c>true</c> if this instance can write type the specified type; otherwise, <c>false</c>.</returns>
+		/// <param name="type">Type.</param>
+		public override bool CanWriteType(System.Type type)
+		{
+			if (type == typeof(string))
+			{
+				return true;
+			}
+			else
+			{
+				Type enumerableType = typeof(IEnumerable<string>);
+				return enumerableType.IsAssignableFrom(type);
+			}
+		}
+		/// <summary>
+		/// Writes to stream.
+		/// </summary>
+		/// <param name="type">Type.</param>
+		/// <param name="value">Value.</param>
+		/// <param name="stream">Stream.</param>
+		/// <param name="contentHeaders">Content headers.</param>
+		public override void WriteToStream (Type type, object value, Stream stream, HttpContentHeaders contentHeaders)
+		{
+
+			string content = value as string;
+			string name = "tmpdoc-"+Guid.NewGuid().ToString();
+			string fullname = Path.Combine (
+				HttpRuntime.CodegenDir, name);
+			FileInfo fi = new FileInfo(fullname + ".tex");
+			FileInfo fo = new FileInfo(fullname + ".pdf");
+			using (StreamWriter sw = new StreamWriter (fi.FullName))
+			{
+				sw.Write (content);
+			}
+			using (Process p = new Process ()) {			
+				p.StartInfo.WorkingDirectory = HttpRuntime.CodegenDir;
+				p.StartInfo = new ProcessStartInfo ();
+				p.StartInfo.UseShellExecute = false;
+				p.StartInfo.FileName = "/usr/bin/texi2pdf";
+				p.StartInfo.Arguments = 
+					string.Format ("--batch --build-dir={2} -o {0} {1}",
+						fo.FullName,
+						fi.FullName,HttpRuntime.CodegenDir);
+				p.Start ();
+				p.WaitForExit ();
+				if (p.ExitCode != 0)
+					throw new Exception ("Pdf generation failed with exit code:" + p.ExitCode);
+			}
+
+			using (StreamReader sr = new StreamReader (fo.FullName)) {
+				byte[] buffer = File.ReadAllBytes (fo.FullName);
+				stream.Write(buffer,0,buffer.Length);
+			}
+			fi.Delete();
+			fo.Delete();
+		}
+
+	}
+}

web/Views/FrontOffice/Estimate.aspx

@@ -54,6 +54,11 @@
 </table>
 <%  } %>
 <% } %>
+
+    <aside>
+    <a class="actionlink" href="<%=ViewData["WebApiBase"]%>/FrontOffice/EstimateToTex?estimid=<%=Model.Id%>"><%= LocalizedText.Tex_version %></a>
+    <a class="actionlink" href="<%=ViewData["WebApiBase"]%>/FrontOffice/EstimateToPdf?estimid=<%=Model.Id%>"><%= LocalizedText.Pdf_version %></a>
+    </aside>
 </asp:Content>
    <asp:Content ContentPlaceHolderID="MASContent" ID="MASContent1" runat="server">
 
@@ -241,10 +246,6 @@ function addRow(){
     </script>
   
    
-    <div>
-    <a class="actionlink" href="<%=ViewData["WebApiBase"]%>/FrontOffice/GetEstimTex?estimid=<%=Model.Id%>"><%= LocalizedText.Tex_version %></a>
-    <a class="actionlink" href="<%=ViewData["WebApiBase"]%>/FrontOffice/GetEstimPdf?estimid=<%=Model.Id%>"><%= LocalizedText.Pdf_version %></a>
-    </div>
 </asp:Content>
 
 

web/Web.csproj

@@ -184,6 +184,7 @@
     <Compile Include="Formatters\ErrorHtmlFormatter.cs" />
     <Compile Include="Formatters\RssFeedsFormatter.cs" />
     <Compile Include="Controllers\PaypalApiController.cs" />
+    <Compile Include="Formatters\TexToPdfFormatter.cs" />
   </ItemGroup>
   <ItemGroup>
     <Content Include="Views\Web.config" />

yavscModel/LocalizedText.Designer.cs

@@ -160,6 +160,12 @@ namespace Yavsc.Model {
             }
         }
         
+        public static string Estimate_not_found {
+            get {
+                return ResourceManager.GetString("Estimate_not_found", resourceCulture);
+            }
+        }
+        
         public static string Online {
             get {
                 return ResourceManager.GetString("Online", resourceCulture);

yavscModel/LocalizedText.fr.resx

@@ -46,4 +46,5 @@
 	<data name="younotadmin"><value>Vous n'êtes pas administrateur</value></data>
     <data name="role_created"><value>Rôle créé</value></data>
     <data name="Item_added_to_basket"><value>Article ajouté au panier</value></data>
+    <data name="Estimate_not_found"><value>Devis non trouvé</value></data>
 </root>

yavscModel/LocalizedText.resx

@@ -46,4 +46,5 @@
 	<data name="younotadmin"><value>You're not administrator</value></data>
 	 <data name="role_created"><value>role created</value></data>
     <data name="Item_added_to_basket"><value>Item added to basket</value></data>
+    <data name="Estimate_not_found"><value>Estimate not found</value></data>
 	</root>