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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.IO;
using System.Data.SqlClient;
using System.Drawing;
using System.Drawing.Imaging;
using System.Drawing.Design;
using System.IO;
public partial class UploadImages : System.Web.UI.Page
{
Random random = new Random(); //variable aléatoire pour nommer du FolderName
protected void Page_Load(object sender, EventArgs e)
{
//string ApplicationPath = Request.PhysicalApplicationPath;
//ApplicationPath = ApplicationPath.Substring(0, ApplicationPath.Length - 3);
//lblMessage.Text = ApplicationPath ;
//lblMessage.Text = "";
}
public int InsertedImageID = 0;
protected void btnSubmit_Click(object sender, EventArgs e)
{
try
{
HttpFileCollection uploads = HttpContext.Current.Request.Files;
string ApplicationPath = Request.PhysicalApplicationPath;
ApplicationPath = ApplicationPath.Substring(0, ApplicationPath.Length - 4);
//FolderName du livre selectionné
DALivre dalivre = new DALivre();
string FolderName = dalivre.getFolderNameByIDLivre(Convert.ToInt32(ddlLivre.SelectedItem.Value));
int NombreImages = dalivre.getNombreImagesByIDLivre(Convert.ToInt32(ddlLivre.SelectedItem.Value));
string path = ApplicationPath + "\\images\\";
path = path + FolderName;
//Upload photos
int UploadedImages = 0;
for (int i = 0; i < uploads.Count; i++)
{
HttpPostedFile upload = uploads[i];
if (upload.ContentLength == 0) // si aucune image dans le input en cours alors passer au suivant
continue;
string FileName = System.IO.Path.GetFileName(upload.FileName); // We don't need the path, just the name.
string FileExtention = System.IO.Path.GetExtension(upload.FileName);
if (FileExtention.ToLower() != ".jpg")
{
lblMessage.Text = "Fichiers jpg uniquement.";
btnSubmit.Enabled = true;
return;
}
upload.SaveAs(@ApplicationPath + "\\images\\" + FolderName + "\\page" + (NombreImages + i).ToString() + ".jpg");
UploadedImages++;
lblMessage.Text = "Upload terminé.";
}
NombreImages = NombreImages + UploadedImages;
if (uploads.Count > 0) //update livre, enregistrer NombreImages
{
dalivre.UpdateNombreImages(Convert.ToInt32(ddlLivre.SelectedItem.Value), NombreImages);
}
}
catch (Exception Exp)
{
lblMessage.Text = "Echec lors de l'upload : <br />" + Exp.ToString();
//lblMessage.ForeColor = System.Drawing.Color.Red;
}
}
private void New()
{
//txtFolderName.Enabled = true;
//txtFolderName.Text = "";
btnSubmit.Enabled = false;
}
protected void ddlCategorie_SelectedIndexChanged(object sender, EventArgs e)
{
ddlLivre.Items.Clear();
ddlLivre.Items.Add(new ListItem("Sélectionnez un livre", "0"));
ddlLivre.DataBind();
}
protected void cmdSave_Click(object sender, EventArgs e)
{
try
{
// (1) Read Uploaded file (here Image) in Byte Array
if (File1.PostedFile != null)
{
if (File1.PostedFile.ContentLength > 0)
{
// Get Posted File.
HttpPostedFile objHttpPostedFile = File1.PostedFile;
// Check valid Image type. Create this function according to your need
string FileExtention = System.IO.Path.GetExtension(File1.PostedFile.FileName);
if (FileExtention == ".jpg")
{
// Find its length and convert it to byte array
int intContentlength = objHttpPostedFile.ContentLength;
// Create Byte Array
Byte[] bytImage = new Byte[intContentlength];
// Read Uploaded file in Byte Array
objHttpPostedFile.InputStream.Read(bytImage, 0, intContentlength);
//(2) Insert image in database
DAImage daimage = new DAImage();
InsertedImageID = daimage.InsertImage(bytImage, Convert.ToInt32(ddlLivre.SelectedItem.Value));
}
else
{
lblMessage.Text = "Fichiers jpg uniquement.";
//lblMessage.ForeColor = System.Drawing.Color.Red;
}
}
}
}
catch (Exception Exp)
{
lblMessage.Text = "Echec lors de l'enregistrement : <br />" + Exp.ToString();
//lblMessage.ForeColor = System.Drawing.Color.Red;
}
}
protected void cmdRetour_Click(object sender, EventArgs e)
{
Response.Redirect("Ajout.aspx");
}
} |
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