From 02fa6f66e657d0a6871c3bb67d426570a2c7c93f Mon Sep 17 00:00:00 2001
From: Antonio Gonzalez <jose_antony11@hotmail.com>
Date: Thu, 4 Jun 2020 18:47:23 -0700
Subject: [PATCH] =?UTF-8?q?impresi=C3=B3n=20masica?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 OC/RepSolicitudesAnticipo.aspx    |  5 ++-
 OC/RepSolicitudesAnticipo.aspx.cs | 52 +++++++++++++++++++++++++++++--
 2 files changed, 54 insertions(+), 3 deletions(-)

diff --git a/OC/RepSolicitudesAnticipo.aspx b/OC/RepSolicitudesAnticipo.aspx
index 7b3187682..4cfdc6282 100644
--- a/OC/RepSolicitudesAnticipo.aspx
+++ b/OC/RepSolicitudesAnticipo.aspx
@@ -16,6 +16,9 @@
     <li>
         <asp:LinkButton ID="LnkExcel" OnClick="LnkExcel_Click" runat="server"><i class="fa fa-file-excel-o" style="font-weight:bold;"></i> Exporta Excel</asp:LinkButton>
     </li>
+    <li>
+        <asp:LinkButton ID="LnkImpresionMasiva" OnClick="LnkImpresionMasiva_Click" runat="server"> <i class="fa fa-download" style="font-weight:bold;"></i>  Descargar PDFs</asp:LinkButton>
+    </li>
 </asp:Content>
 <asp:Content ID="Content6" ContentPlaceHolderID="HA" Runat="Server">
 </asp:Content>
@@ -92,7 +95,7 @@
                     <a href="javascript:;" onclick="<%= String.Format("FiltrarTabla('TxtBusqueda','{0}')", GvSolicitudes.ClientID) %>" style="margin-top: -3px;" class="btn btn-circle btn-sm label-info"><i class="icon-magnifier"></i></a>
                 </div>
             </div>
-            <asp:GridView ID="GvSolicitudes" runat="server" GridLines="None" DataKeyNames="Folio, RazonSocial, ImporteSol, FolioMov, Importe, Nombre"
+            <asp:GridView ID="GvSolicitudes" runat="server" GridLines="None" DataKeyNames="CveOrdenCompra,Folio, RazonSocial, ImporteSol, FolioMov, Importe, Nombre"
                 CssClass="table table-striped table-advance table-hover Widthall mysmallbtn ScrollAD" data-sort="true" data-footer="0" BorderWidth="1" BorderColor="#D3D3D3" CellSpacing="0" Width="100%" AutoGenerateColumns="False"
                 EmptyDataText="No se encontraron registros">
                 <Columns>
diff --git a/OC/RepSolicitudesAnticipo.aspx.cs b/OC/RepSolicitudesAnticipo.aspx.cs
index b8cc189ea..d4c250158 100644
--- a/OC/RepSolicitudesAnticipo.aspx.cs
+++ b/OC/RepSolicitudesAnticipo.aspx.cs
@@ -9,7 +9,11 @@ using System.Web.UI.WebControls;
 using Extensiones;
 using Microsoft.Reporting.WebForms;
 using static Extensiones.ModExtensiones;
-
+using iTextSharp;
+using iTextSharp.text;
+using iTextSharp.text.pdf;
+using System.IO;
+using Ionic.Zip;
 public partial class OC_RepSolicitudesAnticipo : ClsPaginas
 {
     #region "Propiedades"
@@ -75,7 +79,7 @@ public partial class OC_RepSolicitudesAnticipo : ClsPaginas
     {
         DdlProveedor.DataSource = get_GlobalDTCompProveedores(UsuarioActual.CveEmpresa);
         DdlProveedor.DataBind();
-        DdlProveedor.Items.Insert(0, new ListItem("Todos", "-1"));
+        DdlProveedor.Items.Insert(0, new System.Web.UI.WebControls.ListItem("Todos", "-1"));
         DdlProveedor.SelectedValue = "-1";
     }
 
@@ -124,6 +128,10 @@ public partial class OC_RepSolicitudesAnticipo : ClsPaginas
     {
         GenerarPDF("PDF");
     }
+    protected void LnkImpresionMasiva_Click(object sender,EventArgs e)
+    {
+        GenerarImpresionMasiva();
+    }
 
     protected void GenerarPDF(String Opcion)
     {
@@ -161,4 +169,44 @@ public partial class OC_RepSolicitudesAnticipo : ClsPaginas
             Alert("No hay datos consultados", ModExtensiones.TipoMensaje.MsgAdvertencia);
         }
     }
+
+    private void GenerarImpresionMasiva()
+    {
+        
+        byte[] all;
+
+        using (MemoryStream ms = new MemoryStream())
+        {
+            using (Document d = new Document())
+            {
+                using (PdfCopy copy = new PdfCopy(d,ms))
+                {
+                    d.Open();
+                    foreach (GridViewRow Gvr in GvSolicitudes.Rows)
+                    {
+                        int CveOC = Gvr.DataKey("CveOrdenCompra").ToEntero();
+                        byte[] reporteByte = NewGeneraBytesOC(CveOC);
+                        PdfReader reader = new PdfReader(reporteByte);
+                        int n = reader.NumberOfPages;
+                        int page = 0;
+                        while (page < n)
+                        {
+                            page++;
+                            copy.AddPage(copy.GetImportedPage(reader, page));
+                        }
+                    }
+                }
+
+            }
+            all = ms.ToArray();
+        }
+        //ImprimirbytesPDF(all, "RepSolicitudesAnticipo");
+
+        ZipFile zip = new ZipFile();
+        zip.AddEntry("RepSolicitudesAnticipo", all);
+        zip.Save(Response.OutputStream);
+        Response.AddHeader("content-Disposition", "attachment; filename=RepSolicitudesAnticipo.zip");
+        Response.ContentType = "application/zip";
+        Response.End();
+    }
 }
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