public static MemoryStream GenerateImage(string code)
{
var imageStream = ImageFactory.GenerateImage(code);
imageStream.Position = 0;
return(imageStream);
}
public ActionResult CreateVerifyCode()
{
//产生4位验证码
string verifyCode = CommonHelper.CreateVerifyCode(4);
//验证码放入Session
//Session["verifyCode"] = verifyCode;
//验证码应该放入TempData
TempData["verifyCode"] = verifyCode;
#region
/*
* using (MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 60, 100, 20, 6))
* //用组件生成验证码图片
* //using (FileStream fs = File.OpenWrite(@"c:\temp\1.jpg"))
* { //不保存到文件里了
* //FileStreamResult
* return File(ms, "image/jpeg");
* //返回服务器一个图片流
*
* }
*/
#endregion
//EF会自己dispose
MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 60, 100, 20, 6);
return(File(ms, "image/jpeg"));
}
/// <summary>
/// Returns a response message as an image.
/// </summary>
/// <param name="id">Captcha string for which the image is to be generated</param>
/// <returns>HttpResponseMessage with "image/jpeg" header</returns>
public IActionResult Get(string id)
{
var imageStream = ImageFactory.GenerateImage(id);
imageStream.Position = 0;
return(File(imageStream, "image/jpeg"));
}
/// <summary>
/// 生成验证码图片
/// </summary>
/// <param name="fileName"></param>
public static void BuildCaptchaPicture(string code, string fileName)
{
using (MemoryStream ms = ImageFactory.GenerateImage(code, 60, 100, 20, 6))
using (FileStream fs = File.OpenWrite(fileName))
{
ms.CopyTo(fs);
}
}
/// <summary>
///
/// </summary>
public void CreateValidateImage(string msg, int height = 60, int width = 150, int size = 30, int n = 10)
{
using (MemoryStream ms = ImageFactory.GenerateImage(msg, height, width, size, n))
using (FileStream fs = File.OpenWrite(@"d:\1.jpg"))
{
ms.CopyTo(fs);
}
}
public ActionResult CreateVerifyCode()
{
var verifyCode = CommonHelper.GenerateCaptchaCode(4);
MemoryStream picStream = ImageFactory.GenerateImage(verifyCode, 60, 100, 20, 6);
TempData["verifyCode"] = verifyCode;
return(File(picStream, "image/jpeg"));
}
public static void GenerateCaptchaCodeImage()
{
using (MemoryStream ms = ImageFactory.GenerateImage("AB12", 60, 100, 20, 6))
using (FileStream fs = File.OpenWrite(@"C:\Program Files\longCode\LongRoom\Long.Test\img\1.jpg"))
{
ms.CopyTo(fs);
}
}
public ActionResult CreateCaptcha()
{
string code = CommonHelper.CreateVerifyCode(4);
//MemoryStream ms = ImageFactory.GenerateImage(code, 35, 100, 9, 6);
MemoryStream ms = ImageFactory.GenerateImage(code, 60, 150, 20, 6);
TempData["code"] = code;
return(File(ms, "image/jpeg"));
}
public ActionResult CreateVerifyCode()
{
string verifyCode = CommonHelper.GetCaptcha(4);
TempData["verifyCode"] = verifyCode;
MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 60, 100, 20, 6);
return(File(ms, "image/jpeg"));
}
/// <summary>
/// 获取图片验证码
/// </summary>
/// <returns></returns>
public ActionResult GetVerifyCode()
{
string verifyCode = WebCommonHelper.CreateVerifyCode(5);
TempData["verifyCodeFront"] = verifyCode;
MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 51, 100, 20, 6);
return(File(ms, "image/jpeg"));
}
public ActionResult Code()
{
string code = CommonHelper.CreateVerifyCode(4);
TempData["code"] = code;
MemoryStream memory = ImageFactory.GenerateImage(code, 55, 100, 20, 6);
return(File(memory, "image/jpeg"));
}
//这个方法是跟Main中的创建验证码是一样的，但是我认为register下面的方法就写在这个下面，或者提到公共方法里面给全部程序调用。
public ActionResult CreateVerifyCode()
{
string verifycode = commonhelper.CreateVerifyCode(4);
//每调用一次这个方法都会更新一次这个controller里面的VerifyCode属性。
VerifyCode = verifycode;
MemoryStream ms = ImageFactory.GenerateImage(verifycode, 50, 70, 20, 0);
return(File(ms, "image/jpeg"));
}
//生成图片验证码
//安装 CaptchaGen
static void ImageFactorys()
{
using (MemoryStream ms =
ImageFactory.GenerateImage("a123fdasfa32", 80, 150,
30, 10))
using (FileStream fs = File.OpenWrite(@"E:\Program\NET高级培训\NET掌上租\TEST\Image\4.jpg"))
{
ms.CopyTo(fs);
}
}
public void GenerateImageTest()
{
string testString = "fEwS21";
var stream = ImageFactory.GenerateImage(testString);
Assert.IsNotNull(stream);
Bitmap image = Image.FromStream(stream) as Bitmap;
Assert.AreEqual(image.Width, 150);
}
public ActionResult CreateVerifyCode()
{
string verifyCode = CommonHelper.CreateVerifyCode(4);
//验证码保存到TempData中最安全
TempData["verifyCode"] = verifyCode;
MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 60, 100, 15, 6);
return(File(ms, "image/jpeg"));
}
/// <summary>
/// 生成验证码图片
/// install CaptchaGen
/// 扩展 GEETEST 拖动验证码
/// </summary>
/// <param name="code">验证码</param>
/// <param name="height">高度</param>
/// <param name="width">宽度</param>
/// <param name="fontSize">字体大小</param>
/// <param name="distortion">扭曲程度</param>
/// <param name="savePath">保存路径</param>
/// <param name="newName">图片名字</param>
public static void GetCodeImage(string code, int height, int width, int fontSize, int distortion, string savePath, string newName)
{
using (MemoryStream ms = ImageFactory.GenerateImage(code, height, width, fontSize, distortion))
{
using (FileStream fs = File.OpenWrite(savePath + @"\" + newName + ".jpg"))
{
ms.CopyTo(fs);
}
}
}
public void GenerateImageTest()
{
string testString = "fEwS21";
var stream = ImageFactory.GenerateImage(testString);
stream.ShouldNotBeNull();
Bitmap image = Image.FromStream(stream) as Bitmap;
image.Width.ShouldBe(150);
}
public ActionResult CreateVerifyCode()
{
string verifyCode = CommonHelper.GetCaptcha(4);
TempData["verifyCode"] = verifyCode;
ImageFactory.BackgroundColor = Color.YellowGreen;
MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 55, 85, 20, 0);
byte[] bytes = CommonHelper.CaptureImage(ms, 5, 17, 80, 38);
return(File(bytes, "image/jpeg"));
}
/// <summary>
/// 获取验证码
/// </summary>
/// <returns></returns>
public ActionResult GetVarCode()
{
//利用CaptchaGen验证码组件，用法参照文档，先通过Nuget安装组件 Install-PackAge CaptchaGen
//1:获取验证码文字
var VerNum = CommonHelper.CreateVerifyCode(4);
TempData["code"] = VerNum; //保存到Sesion里面，使用过一次后就自动清除，这就是TempData的用法
MemoryStream ms = ImageFactory.GenerateImage(VerNum, 40, 100, 12, -1); //此处不能用using语法 验证码文字 高度；宽度； 字体大小；扭曲程度，数值越大扭曲越厉害
return(File(ms, "image/jpeg"));
}
public ActionResult GetVerCode()
{
//利用CaptchaGen验证码组件，用法参照文档，先通过Nuget安装组件 Install-PackAge CaptchaGen
//1:获取验证码文字
var VerNum = ToolsCommon.CreateVerifyCode(4);
TempData["code"] = VerNum; //保存到Sesion里面，使用过一次后就自动清除，这就是TempData的用法
MemoryStream ms = ImageFactory.GenerateImage(VerNum, 60, 100, 20, 6); //此处不能用using语法
return(File(ms, "image/jpeg"));
}
public ActionResult CreateVerifyCode()
{
string verifyCode = CommonHelper.GetCaptcha(4);
TempData["AdminVerifyCode"] = verifyCode;
ImageFactory.BackgroundColor = Color.White;
MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 55, 78, 18, 0);
byte[] bytes = CommonHelper.CaptureImage(ms, 10, 17, 65, 38);
return(File(bytes, "image/jpeg"));
}
public ActionResult CreatVerifyCode()
{
string verifyCode = CommonHelper.CreateVerifyCode(4);
//Session["verifyCode"] = verifyCode;
//使用TempData,用完删除
TempData["verifyCode"] = verifyCode;
MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 60, 100, 20, 6);
return(File(ms, "image/jpeg"));
}
public ActionResult CreateVerifyCode()
{
var verifyCode = CommonHelper.GenerateCaptchaCode(4);
TempData["verifyCode"] = verifyCode; //放在tempdata中取一次就自动销毁
//TODO:有网了把验证码插件装上
MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 50, 100, 20, 6); //高度，宽度，字体大小，扭曲程度
return(File(ms, "image/jpeg"));
//暂时这样给回去自己看
//return Json(new AjaxResult(){Status = verifyCode});
}
public ActionResult CreateVerifyCode()
{
var verifyCode = Common.CommonHelper.CreateVerifyCode(4);
TempData["verifycode"] = verifyCode;
//Session["verifycode"] = verifyCode;
var ms = ImageFactory.GenerateImage(verifyCode, 45, 100, 20);
return(File(ms, "image/jpeg"));
}
public void GenerateImageWithImageAttributesTest()
{
string testString = "fEwS21";
int height = 135, width = 250;
var stream = ImageFactory.GenerateImage(testString, height, width, 23);
stream.ShouldNotBeNull();
Bitmap image = Image.FromStream(stream) as Bitmap;
image.Width.ShouldBe(width);
image.Height.ShouldBe(height);
}
public void GenerateImageWithImageAttributesTest()
{
string testString = "fEwS21";
int height = 135, width = 250;
var stream = ImageFactory.GenerateImage(testString, height, width, 23);
Assert.IsNotNull(stream);
Bitmap image = Image.FromStream(stream) as Bitmap;
Assert.AreEqual(image.Width, width);
Assert.AreEqual(image.Height, height);
}
public ActionResult CreateVerifyCode()
{
string verifyCode = CommonHelper.GenerateCaptchaCode(4);
// Session["verifyCode"] = verifyCode;//验证码保存在Session中,不安全，容易被暴力破解，浏览器上的东西是不可信的
TempData["verifyCode"] = verifyCode;
//using (MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 60, 100, 20, 6))
//{
// return File(ms,"image/jpeg");
//}
MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 60, 100, 20, 6);
return(File(ms, "image/jpeg"));
}
public ActionResult CreateVerifyCode()
{
string verifycode = commonhelper.CreateVerifyCode(4);
TempData["verifyCode"] = verifycode;
/* using (MemoryStream ms=ImageFactory.GenerateImage(verifycode,60,100,20,60))
* {
* return File(ms, "image/jpeg");
* }*/
MemoryStream ms = ImageFactory.GenerateImage(verifycode, 50, 70, 20, 0);
return(File(ms, "image/jpeg"));
}
public ActionResult CreateVerifyCode()
{
string verifyCode = CommonHelper.CreateVerifyCode(4);
Session["verifyCode"] = verifyCode;
TempData["verifyCode"] = verifyCode;
//Session["verifyCode"] = verifyCode;
/*
* using (MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 60, 100, 20, 6))
* {
* return File(ms, "image/jpeg");
* }*/
System.IO.MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 60, 100, 20, 6);
return(File(ms, "image/jpeg"));
}
public ActionResult CreateVerifyCode()
{
string verifyCode = CommonHelper.CreateVerifyCode(4);
TempData["verifyCodeHome"] = verifyCode;
//Session["verifyCode"] = verifyCode;
/*
* using (MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 60, 100, 20, 6))
* {
* return File(ms, "image/jpeg");
* }*/
ImageFactory.BackgroundColor = Color.AliceBlue;
MemoryStream ms = ImageFactory.GenerateImage(verifyCode, 60, 100, 20, 6);
return(File(ms, "image/jpeg"));
}