| public SetProperty ( String key, Object value ) : void | ||
| key | String | |
| value | Object | |
| Résultat | void | |
public void ProcessRequest(HttpContext context)
{
DataBooks book=new DataBooks();
book.name = context.Request["bookname"];
book.type = context.Request["booktype"];
if(book.name!=null)
bookcollector.Add(book);
context.Response.ContentType = "text/html";
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("~/templates"));//模板文件所在的文件夹
vltEngine.Init();
VelocityContext vltContext = new VelocityContext();
//vltContext.Put("msg", "");
vltContext.Put("bookcollector", bookcollector);
vltContext.Put("book", book);
Template vltTemplate = vltEngine.GetTemplate("Front/ShopingCar.html");//模版文件所在位置
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
string html = vltWriter.GetStringBuilder().ToString();
context.Response.Write(html);
}
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/html";
string username = context.Request.Form["username"];
string password = context.Request.Form["password"];
if (string.IsNullOrEmpty(username) && string.IsNullOrEmpty(password))
{
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("~/templates"));//模板文件所在的文件夹
vltEngine.Init();
VelocityContext vltContext = new VelocityContext();
//vltContext.Put("p", person);//设置参数，在模板中可以通过$data来引用
vltContext.Put("username", "");
vltContext.Put("password", "");
vltContext.Put("msg", "");
Template vltTemplate = vltEngine.GetTemplate("Front/login.html");//模版文件所在位置
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
string html = vltWriter.GetStringBuilder().ToString();
context.Response.Write(html);
}
else
{
if (dataaccess(username, password))
{
context.Session["username"] = username;
context.Response.Redirect("Index.ashx");
}
else
{
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("~/templates"));//模板文件所在的文件夹
vltEngine.Init();
VelocityContext vltContext = new VelocityContext();
//vltContext.Put("p", person);//设置参数，在模板中可以通过$data来引用
vltContext.Put("username", username);
vltContext.Put("password", password);
vltContext.Put("msg", "用户名密码错误");
Template vltTemplate = vltEngine.GetTemplate("Front/login.html");//模版文件所在位置
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
string html = vltWriter.GetStringBuilder().ToString();
context.Response.Write(html);
}
}
}
/// <summary>
/// 用data数据填充templateName模板，渲染生成html返回
/// </summary>
/// <param name="templateName"></param>
/// <param name="data"></param>
/// <returns></returns>
public static string RenderHtml(string templateName, object data)
{
//第一步：Creating a VelocityEngine也就是创建一个VelocityEngine的实例
VelocityEngine vltEngine = new VelocityEngine(); //也可以使用带参构造函数直接实例
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("~/templates"));//模板文件所在的文件夹
vltEngine.Init();
//vltEngine.AddProperty(RuntimeConstants.INPUT_ENCODING, "gb2312");
//vltEngine.AddProperty(RuntimeConstants.OUTPUT_ENCODING, "gb2312");
//第二步：Creating the Template加载模板文件
//这时通过的是Template类，并使用VelocityEngine的GetTemplate方法加载模板
Template vltTemplate = vltEngine.GetTemplate(templateName);
//第三步：Merging the template整合模板
VelocityContext vltContext = new VelocityContext();
vltContext.Put("Data", data);//设置参数，在模板中可以通过$data来引用
//第四步：创建一个IO流来输出模板内容推荐使用StringWriter(因为template中以string形式存放)
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
string html = vltWriter.GetStringBuilder().ToString();
return html;
}
public Helper()
{
vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, AppDomain.CurrentDomain.BaseDirectory);
vltEngine.Init();
}
static Program()
{
VelocityEngine velocity = new VelocityEngine();
velocity.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
velocity.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, @"C:\test\Com.Hertkorn.DevelopmentTree\Com.Hertkorn.DevelopmentTree\template");
velocity.Init();
Engine = velocity;
}
public static string readerHtml(string path, string name, object data)
{
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath(path));//模板文件所在的文件夹
vltEngine.Init();
VelocityContext vltContext = new VelocityContext();
vltContext.Put("Data", data);//设置参数，在模板中可以通过$data来引用
Template vltTemplate = vltEngine.GetTemplate(name);
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
return vltWriter.GetStringBuilder().ToString();
}
public void ProcessRequest(HttpContext context)
{
string searchid= context.Request.Form["searchid"];
string searchtext = context.Request.Form["searchtext"];
dataaccess(searchid, searchtext);
if (searchid == "2")
{
//book
context.Response.ContentType = "text/html";
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("~/templates"));//模板文件所在的文件夹
vltEngine.Init();
VelocityContext vltContext = new VelocityContext();
vltContext.Put("object", searchtext);
string show="<img src='books/"+book.ser+"' width='210' height='150' />";
vltContext.Put("result", show);
Template vltTemplate = vltEngine.GetTemplate("Front/Search.html");//模版文件所在位置
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
string html = vltWriter.GetStringBuilder().ToString();
context.Response.Write(html);
}
else if (searchid == "3")
{
//news
context.Response.ContentType = "text/html";
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("~/templates"));//模板文件所在的文件夹
vltEngine.Init();
VelocityContext vltContext = new VelocityContext();
vltContext.Put("object", searchtext);
vltContext.Put("result", news.news);
Template vltTemplate = vltEngine.GetTemplate("Front/Search.html");//模版文件所在位置
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
string html = vltWriter.GetStringBuilder().ToString();
context.Response.Write(html);
}
}
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/html";
//创建一个模板引擎
VelocityEngine vltEngine = new VelocityEngine();
//文件型模板，还可以是 assembly ，则使用资源文件
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
//模板存放目录
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("/template"));//模板文件所在的文件夹
vltEngine.Init();
//定义一个模板上下文
VelocityContext vltContext = new VelocityContext();
//传入模板所需要的参数
vltContext.Put("Title", "标题"); //设置参数，在模板中可以通过$Title来引用
vltContext.Put("Body", "内容"); //设置参数，在模板中可以通过$Body来引用
vltContext.Put("Date", DateTime.Now); //设置参数，在模板中可以通过$Date来引用
//获取我们刚才所定义的模板，上面已设置模板目录
Template vltTemplate = vltEngine.GetTemplate("basic.html");
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
//根据模板的上下文，将模板生成的内容写进刚才定义的字符串输出流中
vltTemplate.Merge(vltContext, vltWriter);
string html = vltWriter.GetStringBuilder().ToString();
context.Response.Write(html);
////字符串模板源，这里就是你的邮件模板等等的字符串
//const string templateStr = "$Title,$Body,$Date";
////创建一个模板引擎
//VelocityEngine vltEngine = new VelocityEngine();
////文件型模板，还可以是 assembly ，则使用资源文件
//vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
//vltEngine.Init();
////定义一个模板上下文
//VelocityContext vltContext = new VelocityContext();
////传入模板所需要的参数
//vltContext.Put("Title", "标题"); //设置参数，在模板中可以通过$Title来引用
//vltContext.Put("Body", "内容"); //设置参数，在模板中可以通过$Body来引用
//vltContext.Put("Date", DateTime.Now); //设置参数，在模板中可以通过$Date来引用
////定义一个字符串输出流
//StringWriter vltWriter = new StringWriter();
////输出字符串流中的数据
//vltEngine.Evaluate(vltContext, vltWriter, null, templateStr);
//context.Response.Write(vltWriter.GetStringBuilder().ToString());
}
private static void Initialize()
{
if (!_isInitialized)
{
lock (lockedObject)
{
if (!_isInitialized)
{
engine = new VelocityEngine();
engine.SetProperty(RuntimeConstants.RUNTIME_LOG_LOGSYSTEM_CLASS, "NVelocity.Runtime.Log.NullLogSystem");
engine.SetProperty(RuntimeConstants.RESOURCE_MANAGER_CLASS, "NVelocity.Runtime.Resource.ResourceManagerImpl");
engine.SetProperty(RuntimeConstants.COUNTER_NAME, "count");
//engine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH,HttpContext.Current.Server.MapPath("~/files/themes/"));
engine.Init();
_isInitialized = true;
}
}
}
}
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/html";
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("~/templates"));//模板文件所在的文件夹
vltEngine.Init();
VelocityContext vltContext = new VelocityContext();
//vltContext.Put("msg", "");
dataaccess();
vltContext.Put("NewsPool", NewsPool);
vltContext.Put("s", new GotNews());
Template vltTemplate = vltEngine.GetTemplate("Front/News.html");//模版文件所在位置
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
string html = vltWriter.GetStringBuilder().ToString();
context.Response.Write(html);
}
/// <summary>
/// Initialize the engine with required properties.
/// </summary>
/// <returns>Engine instance</returns>
private static VelocityEngine GetEngine()
{
NVelocity.App.VelocityEngine engine = new NVelocity.App.VelocityEngine();
//set log class type
engine.SetProperty(NVelocity.Runtime.RuntimeConstants.RUNTIME_LOG_LOGSYSTEM_CLASS, typeof(TemplateEngineLog));
//switch to local context, this way each macro/recursive execution uses its own variables.
engine.SetProperty(NVelocity.Runtime.RuntimeConstants.VM_CONTEXT_LOCALSCOPE, "true");
//allows #set to accept null values in the right hand side.
engine.SetProperty(NVelocity.Runtime.RuntimeConstants.SET_NULL_ALLOWED, "true");
//set template resource loader to strings
engine.SetProperty("resource.loader", "string");
engine.SetProperty("string.resource.loader.class", "NVelocity.Runtime.Resource.Loader.StringResourceLoader");
//engine.SetProperty("string.resource.loader.repository.class", "NVelocity.Runtime.Resource.Util.StringResourceRepositoryImpl");
//initialize engine.
engine.Init();
return engine;
}
/// <summary>
/// Initialize the engine with required properties.
/// </summary>
/// <returns>Engine instance</returns>
private static VelocityEngine GetEngine()
{
NVelocity.App.VelocityEngine engine = new NVelocity.App.VelocityEngine();
//set log class type
engine.SetProperty(NVelocity.Runtime.RuntimeConstants.RUNTIME_LOG_LOGSYSTEM_CLASS, typeof(TemplateEngineLog));
//switch to local context, this way each macro/recursive execution uses its own variables.
engine.SetProperty(NVelocity.Runtime.RuntimeConstants.VM_CONTEXT_LOCALSCOPE, "true");
//allows #set to accept null values in the right hand side.
engine.SetProperty(NVelocity.Runtime.RuntimeConstants.SET_NULL_ALLOWED, "true");
//set template resource loader to strings
engine.SetProperty("resource.loader", "string");
engine.SetProperty("string.resource.loader.class", "NVelocity.Runtime.Resource.Loader.StringResourceLoader");
//engine.SetProperty("string.resource.loader.repository.class", "NVelocity.Runtime.Resource.Util.StringResourceRepositoryImpl");
//initialize engine.
engine.Init();
return(engine);
}
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/html";
VelocityEngine velocityEngine = new VelocityEngine();
velocityEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
velocityEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("/template"));
velocityEngine.Init();
//定义一个模板上下文
VelocityContext velocityContext = new VelocityContext();
//定义类对象
Person p = new Person()
{
Name = "王三",
Age = 20
};
velocityContext.Put("p", p);
//定义键值对
Dictionary<string,string> dic=new Dictionary<string, string>();
dic["aa"] = "李四";
dic["bb"] = "30";
velocityContext.Put("dic", dic);
//定义list集合
List<string> list=new List<string>(){"张五","马六"};
velocityContext.Put("list", list);
//获取定义的模板
Template template = velocityEngine.GetTemplate("baseobject.html");
StringWriter stringWriter = new StringWriter();
template.Merge(velocityContext, stringWriter);
string html = stringWriter.GetStringBuilder().ToString();
context.Response.Write(html);
}
static NVelocityView()
{
engine = new VelocityEngine();
engine.SetProperty("resource.loader", "file");
engine.SetProperty("file.resource.loader.path", HttpContext.Current.Server.MapPath("~"));
#if DEBUG
engine.SetProperty("file.resource.loader.cache", false);
#else
engine.SetProperty("file.resource.loader.cache", true);
engine.SetProperty("file.resource.loader.modificationCheckInterval", 60L);
#endif
engine.SetProperty("input.encoding", "utf-8");
engine.Init();
}
/// <summary>
/// ��ȡ����ģ�����ɵ�ҳ��
/// </summary>
/// <param name="fileName">�ļ���</param>
/// <param name="vltContext">ģ�����</param>
/// <returns></returns>
public string GetTemplateString(string fileName, VelocityContext vltContext)
{
VelocityEngine vltEngine = new VelocityEngine();
// �ļ���ģ��, �������� "assembly", ��ʹ����Դ�ļ�
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
// ģ����Ŀ¼
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, Server.MapPath("~/webim/"));
vltEngine.Init();
// ����������ģ��Ŀ¼, �˴������·������.
Template vltTemplate = vltEngine.GetTemplate(fileName);
StringWriter vltWriter = new StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
return vltWriter.GetStringBuilder().ToString();
}
public MenuService(Guid uid)
{
//权限菜单
user = UserService.instance().GetEntityByID(uid);
IEnumerable<Role> roles = RoleService.instance().GetEnumByUID(uid);
List<Authority> Authoritys = new List<Authority>();
List<Menu> menus = new List<Menu>();
foreach (var item in roles)
{
Authoritys.AddRange(AuthorityService.instance().GetAuthorityListByRole(item.ID));
}
foreach (var item in Authoritys.GroupBy(m => new { m.PID }))
{
Menu menu = new Menu();
menu.Name = item.First().ParentAuth.Name;
menu.Icon = "";
menu.URL = "";
menu.Type = 1;
menu.Childs = new List<Menu>();
var xx = item.OrderBy(m => m.Sort);
foreach (var auth in xx)
{
menu.Childs.Add(new Menu()
{
Name = auth.Name,
URL = auth.Description,
Icon = ""
});
}
menus.Add(menu);
}
//功能菜单
IEnumerable<Class> classs = ClassService.instance().GetChildByID(Guid.Empty, user.CompanyID).OrderBy(m => m.Sort);
foreach (var cl in classs)
{
Menu menu = new Menu();
menu.Name = cl.Title;
menu.Type = cl.Type;
menu.Childs = new List<Menu>();
menu.ID = cl.ID;
if (cl.Ishaschild)
{
menu.Type = 1;
menu.URL = "#";
cl.Childs.Each(m =>
{
menu.Childs.Add(new Menu()
{
Name = m.Title,
Icon = "",
Type = m.Type,
ID = m.ID
});
});
}
menus.Add(menu);
}
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, AppDomain.CurrentDomain.BaseDirectory);
vltEngine.Init();
var vltContext = new VelocityContext();
vltContext.Put("MENU", menus);
Template vltTemplate = vltEngine.GetTemplate("_menu.vm");
var vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
this._html = vltWriter.GetStringBuilder().ToString();
}
public TemplatingService(String templatesPath)
{
_engine = new VelocityEngine();
_engine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, templatesPath);
_engine.Init();
}
//public class MyStringTemplateErrorListener : IStringTemplateErrorListener
//{
// public void Error(string msg, Exception e)
// {
// //throw new NotImplementedException();
// }
// public void Warning(string msg)
// {
// //throw new NotImplementedException();
// }
//}
public override void Generate(StringBuilder builder)
{
if (db == null || db.Elements == null || db.Elements.Count == 0)
return;
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, @"file");
builder.Clear();
// 模板存放目录
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, @"..\CodeHelper\GenerateUnit\XmlModels");
vltEngine.Init();
// 定义一个模板上下文
VelocityContext vltContext = new VelocityContext();
// 传入模板所需要的参数
//vltContext.Put("Title", "NVelocity 文件模板例子 ");
vltContext.Put("model", db);
var dict = new Dictionary<string,bool>();
dict.Add("test",true);
vltContext.Put("dict", dict);
// 获取我们刚才所定义的模板，上面已设置模板目录，此处用相对路径即可
var vltTemplate = vltEngine.GetTemplate("GenSLDomOperClass.gen.cs");
// 定义一个字符串输出流
StringWriter vltWriter = new StringWriter();
// 根据模板的上下文，将模板生成的内容写进刚才定义的字符串输出流中
vltTemplate.Merge(vltContext, vltWriter);
// 输出字符串流中的数据
var rr = vltWriter.GetStringBuilder().ToString();
builder.Append(rr);
base.Generate(builder);
// return;
// //var g = new Antlr4.StringTemplate.TemplateGroup();
// //g = Antlr4.StringTemplate.TemplateGroup.DefaultGroup;
// ////g.LoadGroupFile(@"..\CodeHelper\GenerateUnit\XmlModels", "GenDomOperClass");
// ////g.LoadGroupFile(@"", @"..\CodeHelper\GenerateUnit\XmlModels\GenDomOperClass");
// ////g.LoadGroupFile(@"D:\workspace\CodeHelper\CodeHelper\GenerateUnit\XmlModels\", @"GenDomOperClass.stg");
// //g.LoadGroupFile("", @"/D:\workspace\CodeHelper\CodeHelper\GenerateUnit\XmlModels\GenDomOperClass.stg");
// //Uri uri = new Uri(@"D:\workspace\CodeHelper\CodeHelper\GenerateUnit\XmlModels\GenDomOperClass.stg");
// var g = new TemplateGroupString(File.ReadAllText(@"D:\workspace\CodeHelper\CodeHelper\GenerateUnit\XmlModels\GenDomOperClass.stg"));
// //var g = StringTemplateGroup.LoadGroup(@"..\CodeHelper\GenerateUnit\XmlModels\GenDomOperClass");
// //g.ErrorListener = new MyStringTemplateErrorListener();
// //g..RefreshInterval = new TimeSpan(1000);
// builder.Clear();
// var f = db.Elements.ElementAt(0).Fields[0];
// //var gen = g.GetInstanceOf("gen");
// //gen.SetAttribute("model", db);
// var gen = g.GetInstanceOf("gen");
// gen.Add("model", db);
// var duck = new Duck();
// gen.Add("duck", duck);
// //gen.Add("usings", db.UsingNameSpaces);
// var r2 = gen.Render();
// builder.Append(r2);
// base.Generate(builder);
// return;
// builder.AppendLine(@"using System;
//using System.Collections.Generic;
//using System.Linq;
//using System.Text;
//using CodeHelper.Xml.Core.Nodes;
//using System.Xml;");
// var builderUtil = new GeneratorUtil(builder, 0);
// builderUtil.AppendLine();
// foreach (var el in db.Elements)
// {
// Build(el, builderUtil);
// builderUtil.AppendLine();
// }
}
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/html";
string register = context.Request.Form["register"];
if (string.IsNullOrEmpty(register))
{
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("~/templates"));//模板文件所在的文件夹
vltEngine.Init();
VelocityContext vltContext = new VelocityContext();
//vltContext.Put("p", person);//设置参数，在模板中可以通过$data来引用
vltContext.Put("error", "");
Template vltTemplate = vltEngine.GetTemplate("Front/register.html");//模版文件所在位置
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
string html = vltWriter.GetStringBuilder().ToString();
context.Response.Write(html);
}
else
{
//先判断用户名是否重复！
if (dataaccess(context.Request.Form["username"]))
{
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("~/templates"));//模板文件所在的文件夹
vltEngine.Init();
VelocityContext vltContext = new VelocityContext();
//vltContext.Put("p", person);//设置参数，在模板中可以通过$data来引用
vltContext.Put("error", "用户名已被注册！");
Template vltTemplate = vltEngine.GetTemplate("Front/register.html");//模版文件所在位置
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
string html = vltWriter.GetStringBuilder().ToString();
context.Response.Write(html);
}
else
{
//这边把数据放到数据库里了！
if (datawrite(context.Request.Form["username"], context.Request.Form["password"],
context.Request.Form["age"], context.Request.Form["colleage"], context.Request.Form["major"],
context.Request.Form["city"], context.Request.Form["pointx"], context.Request.Form["pointy"]))
{
context.Session["username"] = context.Request.Form["username"];
context.Response.Redirect("Index.ashx");
}
else
{
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("~/templates"));//模板文件所在的文件夹
vltEngine.Init();
VelocityContext vltContext = new VelocityContext();
//vltContext.Put("p", person);//设置参数，在模板中可以通过$data来引用
vltContext.Put("error", "服务器出现错误，请重新注册！");
Template vltTemplate = vltEngine.GetTemplate("Front/register.html");//模版文件所在位置
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
string html = vltWriter.GetStringBuilder().ToString();
context.Response.Write(html);
}
}
}
}
public void ProcessRequest(HttpContext context)
{
string login = context.Request.Form["login"];
string register = context.Request.Form["register"];
if (context.Session["username"]==null)
{
if (!string.IsNullOrEmpty(login))
{
context.Response.Redirect("Login.ashx");
}
else
{
if (!string.IsNullOrEmpty(register))
{
context.Response.Redirect("Register.ashx");
}
context.Response.ContentType = "text/html";
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("~/templates"));//模板文件所在的文件夹
vltEngine.Init();
VelocityContext vltContext = new VelocityContext();
string hide = "<div id='start'style='float: right;'><form action='Index.ashx' method='post'><input class='a_demo_four' name='login' type='submit' value='登录'/><input class='a_demo_four' name='register' type='submit' value='注册' /></form></div>";
vltContext.Put("hide", hide);
vltContext.Put("show", "");
Template vltTemplate = vltEngine.GetTemplate("Front/Index.html");//模版文件所在位置
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
string html = vltWriter.GetStringBuilder().ToString();
context.Response.Write(html);
}
}
else
{
string quit = context.Request.Form["quit"];
if (string.IsNullOrEmpty(quit))
{
context.Response.ContentType = "text/html";
VelocityEngine vltEngine = new VelocityEngine();
vltEngine.SetProperty(RuntimeConstants.RESOURCE_LOADER, "file");
vltEngine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, System.Web.Hosting.HostingEnvironment.MapPath("~/templates"));//模板文件所在的文件夹
vltEngine.Init();
VelocityContext vltContext = new VelocityContext();
//vltContext.Put("p", person);//设置参数，在模板中可以通过$data来引用
//vltContext.Put("username", "");
//vltContext.Put("password", "");
//vltContext.Put("msg", "");
string show = "<div id='start' style='float: right;'><form action='Index.ashx' method='post'><span style='font-size:20px;color:white;background-color:green;'>" + context.Session["username"].ToString() + " 欢迎你！" + "</span><input class='a_demo_four' name='quit' type='submit' value='注销'/></form></div>";
vltContext.Put("show", show);
vltContext.Put("hide", "");
Template vltTemplate = vltEngine.GetTemplate("Front/Index.html");//模版文件所在位置
System.IO.StringWriter vltWriter = new System.IO.StringWriter();
vltTemplate.Merge(vltContext, vltWriter);
string html = vltWriter.GetStringBuilder().ToString();
context.Response.Write(html);
}
else
{
context.Session.Remove("username");
context.Response.Redirect("Index.ashx");
}
}
}
/// <summary>
/// <p>
/// Sets the stylesheet for this transformation set
/// </p>
///
/// <p>
/// Note that don't need this for each document you want
/// to transform. Just do it once, and transform away...
/// </p>
/// </summary>
/// <param name="styleReader">Reader with stylesheet char stream</param>
public virtual void SetStylesheet(TextReader value) {
ready = false;
/*
* now initialize Velocity - we need to do that
* on change of stylesheet
*/
ve = new VelocityEngine();
/*
* if there are user properties, set those first - carefully
*/
if (velConfig != null) {
ConfigureVelocityEngine(ve, velConfig);
}
/*
* register our template() directive
*/
ve.SetProperty("userdirective", @"NVelocity.Dvsl.Directive.MatchDirective\,NVelocity");
ve.Init();
/*
* add our template accumulator
*/
ve.SetApplicationAttribute("NVelocity.Dvsl.TemplateHandler", templateHandler);
/*
* load and render the stylesheet
*
* this sets stylesheet specific context
* values
*/
StringWriter junkWriter = new StringWriter();
styleContext = new VelocityContext();
ve.Evaluate(styleContext, junkWriter, "DVSL:stylesheet", value);
/*
* now run the base template through for the rules
*/
// TODO - use ResourceLocator or something else - I don't like the path to the resource
Stream s = this.GetType().Assembly.GetManifestResourceStream("NVelocity.Dvsl.Resource.defaultroot.dvsl");
if (s == null) {
System.Console.Out.WriteLine("DEFAULT TRANSFORM RULES NOT FOUND ");
} else {
ve.Evaluate(new VelocityContext(), junkWriter, "defaultroot.dvsl", new StreamReader(s));
s.Close();
}
/*
* need a new transformer, as it depends on the
* velocity engine
*/
transformer = new Transformer(ve, templateHandler, baseContext, appVals, validate);
}
public TemplatingService()
{
_engine = new VelocityEngine();
_engine.SetProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, Path.Combine(HostingEnvironment.ApplicationPhysicalPath, "App_Data\\Templates"));
_engine.Init();
}
/// <summary>
/// <p>
/// Add mapped properties from hashtable on VelocityEngine.
/// </p>
/// <p>
/// If you are going to use this, ensure you do it *before* setting
/// the stylesheet, as that creates the VelocityEngine
/// </p>
/// </summary>
private void ConfigureVelocityEngine(VelocityEngine ve, Hashtable map) {
if (ve == null || map == null) {
return ;
}
foreach (DictionaryEntry entry in map) {
ve.SetProperty((String)entry.Key, entry.Value);
}
}
// public virtual ExtendedProperties GetContextProperties() {
// return contextProperties;
// }
//
// public virtual bool UseClasspath {
// set {
// this.useClasspath = value;
// }
// }
/// <summary>
/// Execute the input script with Velocity
/// @throws BuildException
/// BuildExceptions are thrown when required attributes are missing.
/// Exceptions thrown by Velocity are rethrown as BuildExceptions.
/// </summary>
protected override void ExecuteTask() {
// Make sure the template path is set.
if (templatePath == null && useClasspath == false) {
throw new BuildException("The template path needs to be defined if you are not using " + "the classpath for locating templates!");
}
// Make sure the control template is set.
if (controlTemplate == null) {
throw new BuildException("The control template needs to be defined!");
}
// Make sure the output directory is set.
if (outputDirectory == null) {
throw new BuildException("The output directory needs to be defined!");
}
// Make sure there is an output file.
if (outputFile == null) {
throw new BuildException("The output file needs to be defined!");
}
VelocityEngine ve = new VelocityEngine();
try {
// Setup the Velocity Runtime.
if (templatePath != null) {
//log("Using templatePath: " + templatePath, project.MSG_VERBOSE);
Log.WriteLine(LogPrefix + "Using templatePath: " + templatePath);
ve.SetProperty(RuntimeConstants_Fields.FILE_RESOURCE_LOADER_PATH, templatePath);
}
if (useClasspath) {
Log.WriteLine(LogPrefix + "Using classpath");
ve.AddProperty(RuntimeConstants_Fields.RESOURCE_LOADER, "classpath");
ve.SetProperty("classpath." + RuntimeConstants_Fields.RESOURCE_LOADER + ".class", "org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader");
ve.SetProperty("classpath." + RuntimeConstants_Fields.RESOURCE_LOADER + ".cache", "false");
ve.SetProperty("classpath." + RuntimeConstants_Fields.RESOURCE_LOADER + ".modificationCheckInterval", "2");
}
ve.Init();
// Create the text generator.
Generator generator = Generator.Instance;
generator.LogPrefix = LogPrefix;
generator.VelocityEngine = ve;
generator.OutputPath = outputDirectory;
generator.InputEncoding = inputEncoding;
generator.OutputEncoding = outputEncoding;
if (templatePath != null) {
generator.TemplatePath = templatePath;
}
// Make sure the output directory exists, if it doesn't
// then create it.
System.IO.FileInfo file = new System.IO.FileInfo(outputDirectory);
bool tmpBool;
if (System.IO.File.Exists(file.FullName))
tmpBool = true;
else
tmpBool = System.IO.Directory.Exists(file.FullName);
if (!tmpBool) {
System.IO.Directory.CreateDirectory(file.FullName);
}
System.String path = outputDirectory + System.IO.Path.DirectorySeparatorChar.ToString() + outputFile;
Log.WriteLine(LogPrefix + "Generating to file " + path);
System.IO.StreamWriter writer = generator.getWriter(path, outputEncoding);
// The generator and the output path should
// be placed in the init context here and
// not in the generator class itself.
IContext c = initControlContext();
// Everything in the generator class should be
// pulled out and placed in here. What the generator
// class does can probably be added to the Velocity
// class and the generator class can probably
// be removed all together.
populateInitialContext(c);
// Feed all the options into the initial
// control context so they are available
// in the control/worker templates.
if (contextProperties != null) {
IEnumerator i = contextProperties.Keys;
while (i.MoveNext()) {
System.String property = (System.String) i.Current;
System.String value_Renamed = contextProperties.GetString(property);
// Now lets quickly check to see if what
// we have is numeric and try to put it
// into the context as an Integer.
try {
c.Put(property, System.Int32.Parse(value_Renamed));
} catch (System.FormatException nfe) {
// Now we will try to place the value into
// the context as a boolean value if it
// maps to a valid boolean value.
System.String booleanString = contextProperties.TestBoolean(value_Renamed);
if (booleanString != null) {
c.Put(property, booleanString.ToUpper().Equals("TRUE"));
} else {
// We are going to do something special
// for properties that have a "file.contents"
// suffix: for these properties will pull
// in the contents of the file and make
// them available in the context. So for
// a line like the following in a properties file:
//
// license.file.contents = license.txt
//
// We will pull in the contents of license.txt
// and make it available in the context as
// $license. This should make texen a little
// more flexible.
if (property.EndsWith("file.contents")) {
// We need to turn the license file from relative to
// absolute, and let Ant help :)
//value_Renamed = StringUtils.fileContentsToString(project.resolveFile(value_Renamed).CanonicalPath);
value_Renamed = StringUtils.fileContentsToString(new FileInfo(value_Renamed).FullName);
property = property.Substring(0, (property.IndexOf("file.contents") - 1) - (0));
}
c.Put(property, value_Renamed);
}
}
}
}
writer.Write(generator.parse(controlTemplate, c));
writer.Flush();
writer.Close();
generator.shutdown();
cleanup();
} catch (BuildException e) {
throw e;
} catch (MethodInvocationException e) {
throw new BuildException("Exception thrown by '" + e.ReferenceName + "." + e.MethodName + "'" + ERR_MSG_FRAGMENT, e.WrappedThrowable);
} catch (ParseErrorException e) {
throw new BuildException("Velocity syntax error" + ERR_MSG_FRAGMENT, e);
} catch (ResourceNotFoundException e) {
throw new BuildException("Resource not found" + ERR_MSG_FRAGMENT, e);
} catch (System.Exception e) {
throw new BuildException("Generation failed" + ERR_MSG_FRAGMENT, e);
}
}
