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dev: implement proxy creds

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This commit is contained in:
Jaro Kaulmann
2026-03-09 14:19:37 +01:00
parent 11ea32b490
commit 49c963078a
9 changed files with 17170 additions and 10824 deletions
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53
CarManagerV3/Manager/ImageManager.cs
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@@ -1,5 +1,8 @@
using System;
using System.Drawing;
using System.Net;
using System.Windows.Forms;
using CarManagerV3.Forms;
namespace CarManagerV3
{
@@ -10,6 +13,8 @@ namespace CarManagerV3
{
private static string _imagePath = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + "\\CarManagerV3\\images";
private static NetworkCredential myNetCred = null;
private static bool disableImageFetch = false;
/// <summary>
/// Initializes the image folder by creating it if it does not exist.
@@ -88,17 +93,63 @@ namespace CarManagerV3
{
return;
}
if (disableImageFetch) return;
string url = $"https://cdn.imagin.studio/getimage?customer=hrjavascript-mastery&zoomType=fullscreen&make={car.Make}&modelFamily={car.Model}&modelYear={car.Year}&angle=front&paintDescription={car.Color}&fileType=png";
//add Referer header to avoid 403 error
using (var client = new System.Net.WebClient())
{
client.Headers.Add("Referer", "http://localhost");
if (myNetCred != null)
{
client.Proxy.Credentials = myNetCred;
}
try
{
if (myNetCred == null) throw new WebException();
client.DownloadFile(url, path);
}
catch
catch (WebException ex)
{
// is status code 407?
//if (ex.Response is HttpWebResponse response && response.StatusCode == HttpStatusCode.ProxyAuthenticationRequired)
//{
// Console.Error.WriteLine("Proxy authentication required. Prompting for credentials.");
//}
if (myNetCred != null)
{
DialogResult disableImgDialogRetry = MessageBox.Show("Something went wrong when fetching images. Are you credentials correct? Do you want to disable Image fetching for this session or rety with different credentials?", "Invalid Credentials", MessageBoxButtons.RetryCancel, MessageBoxIcon.Error);
if(disableImgDialogRetry == DialogResult.Cancel)
{
disableImageFetch = true;
return;
}
}
NetCredentials netCredForm = new NetCredentials();
DialogResult dialogRes = netCredForm.ShowDialog();
if (dialogRes == DialogResult.OK)
{
NetworkCredential netcred = netCredForm.GetCredentails();
myNetCred = netcred;
System.Diagnostics.Debug.WriteLine($"Got credentials: {netcred.UserName}, {netcred.Password}");
FetchImage(car);
return;
} else
{
DialogResult disableImgDialog = MessageBox.Show("Do you want to disable image fetching for this session?", "Disable Image fetching?", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if(disableImgDialog == DialogResult.Yes)
{
disableImageFetch = true;
} else
{
FetchImage(car);
return;
}
}
}
catch (Exception ex)
{
Console.Error.WriteLine(ex.Message);
// if error, use fallback image no_image_available.png
//System.IO.File.Copy($"{_imagePath}/no_image_available.png", path);
}