protected void Application_Start(object sender, EventArgs e)
{
string path;
if (System.Web.HttpRuntime.AppDomainAppPath.EndsWith("\\"))
path = string.Concat(System.Web.HttpRuntime.AppDomainAppPath, "templets\\Green\\");
else
path = string.Concat(System.Web.HttpRuntime.AppDomainAppPath, "\\templets\\Green\\");
//设定资源路径(原1.1中是TemplateContext.Paths)
Resources.Paths.Add(path);
//设置基本数据 在这里配置好，无须每个页面再配置
TemplateContext ctx = new TemplateContext();
ctx.TempData.Push("Site",new {
Name = "jntemplate", //网站名称
Title = "jntemplate 演示站点",//首页TITLE
Keywords = "jntemplate",//首页Keywords,
Author = "jiniannet.com",
Description = "asp.net 开源模板引擎", //首页Description
Url = "/",//网站URL
TemplateUrl = "/templets/Green/"
});
Engine engine = new Engine(ctx);
BuildManager.Engines.Add(engine);
}
/// <summary>
/// 引擎配置
/// </summary>
/// <param name="conf">配置内容</param>
/// <param name="ctx">默认模板上下文</param>
public static void Configure(EngineConfig conf, TemplateContext ctx)
{
if (conf == null)
{
throw new ArgumentNullException("conf");
}
if (conf.TagParsers == null)
{
conf.TagParsers = conf.TagParsers = Field.RSEOLVER_TYPES;
}
_context = ctx;
ITagParser[] parsers = new ITagParser[conf.TagParsers.Length];
for (Int32 i = 0; i < conf.TagParsers.Length; i++)
{
parsers[i] = (ITagParser)Activator.CreateInstance(Type.GetType(conf.TagParsers[i]));
}
ICache cache = null;
if (!string.IsNullOrEmpty(conf.CachingProvider))
{
cache = (ICache)Activator.CreateInstance(Type.GetType(conf.CachingProvider));
}
Parser.TagTypeResolver resolver = new Parser.TagTypeResolver(parsers);
_engineRuntime = new Runtime(resolver,
cache,
conf);
}
/// <summary>
/// Template
/// </summary>
/// <param name="ctx">TemplateContext 对象</param>
/// <param name="text">模板内容</param>
public Template(TemplateContext ctx, String text)
{
if (ctx == null)
{
throw new ArgumentNullException("\"ctx\" cannot be null.");
}
Context = ctx;
TemplateContent = text;
}
/// <summary>
/// Template
/// </summary>
/// <param name="ctx">TemplateContext 对象</param>
/// <param name="text">模板内容</param>
public Template(TemplateContext ctx, String text)
{
if (ctx == null)
{
throw new System.ArgumentNullException("ctx");
}
Context = ctx;
TemplateContent = text;
}
/// <summary>
/// 从指定TemplateContext创建一个类似的实例
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public static TemplateContext CreateContext(TemplateContext context)
{
TemplateContext ctx = new TemplateContext();
ctx.TempData = new VariableScope(context.TempData);
ctx.Charset = context.Charset;
//ctx.CurrentPath = context.CurrentPath;
ctx.ThrowExceptions = context.ThrowExceptions;
return ctx;
}
public Engine(TemplateContext context)
{
if (context == null)
{
_ctx = new TemplateContext();
}
else
{
_ctx = context;
}
}
/// <summary>
/// 从指定路径加载模板
/// </summary>
/// <param name="path">模板文件</param>
/// <param name="ctx">模板上下文</param>
/// <returns>ITemplate</returns>
public static ITemplate LoadTemplate(String path, TemplateContext ctx)
{
Template template = new Template(ctx, null);
if (!String.IsNullOrEmpty(path))
{
String fullPath = path;
//判断是否本地路径的绝对形式
if (fullPath.IndexOf(System.IO.Path.VolumeSeparatorChar) != -1 //win下判断是否包含卷分隔符（即：） c:\user\Administrator\default.html
|| fullPath[0] == '/') //liunx判断是否为/开头，/usr/share/doc/default.html win下请不要使用/开头的路径
{
ctx.CurrentPath = System.IO.Path.GetDirectoryName(fullPath);
template.TemplateContent = Resources.Load(fullPath, template.Context.Charset);
}
else
{
Int32 index = Resources.FindPath(path, out fullPath); //如果是相对路径，则进行路径搜索
if (index != -1)
{
//设定当前工作目录 如果模板中存在Inclub或load标签，它们的处理路径会以CurrentPath 设定的路径为基准
ctx.CurrentPath = Runtime.ResourceDirectories[index];
template.TemplateContent = Resources.Load(fullPath, template.Context.Charset);
}
}
}
return template;
}
/// <summary>
/// 创建模板上下文
/// </summary>
/// <returns></returns>
public static TemplateContext CreateContext()
{
TemplateContext ctx;
if (_context == null)
{
ctx = new TemplateContext();
ctx.Charset = Encoding.Default;
ctx.StripWhiteSpace = Runtime.StripWhiteSpace;
ctx.ThrowExceptions = Runtime.ThrowExceptions;
}
else
{
ctx = TemplateContext.CreateContext(_context);
}
return ctx;
}
public Template(TemplateContext context, String text)
{
this._context = context;
this._text = text;
}
public static TemplateContext CreateContext(TemplateContext context)
{
TemplateContext ctx = (TemplateContext)context.Clone();
ctx.TempData = new VariableScope(context.TempData);
return ctx;
}
/// <summary>
/// 从指定TemplateContext创建一个类似的实例
/// </summary>
/// <param name="context"></param>
/// <returns>TemplateContext</returns>
public static TemplateContext CreateContext(TemplateContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
TemplateContext ctx = new TemplateContext();
ctx.TempData = new VariableScope(context.TempData);
ctx.Charset = context.Charset;
ctx.CurrentPath = context.CurrentPath;
ctx.ThrowExceptions = context.ThrowExceptions;
ctx.StripWhiteSpace = context.StripWhiteSpace;
return ctx;
}
/// <summary>
/// 从指定路径加载模板
/// </summary>
/// <param name="path">模板文件</param>
/// <param name="ctx">模板上下文</param>
/// <returns>ITemplate</returns>
public static ITemplate LoadTemplate(String path, TemplateContext ctx)
{
String fullPath;
String text = Resources.Load(ResourceDirectories, path, ctx.Charset, out fullPath);
Template template = new Template(ctx, text);
if (fullPath != null)
{
template.TemplateKey = fullPath;
ctx.CurrentPath = System.IO.Path.GetDirectoryName(fullPath);
}
return template;
}
/// <summary>
/// Initializes a new instance of the <see cref="Template"/> class
/// </summary>
/// <param name="context">The <see cref="TemplateContext"/>.</param>
/// <param name="reader">The template contents.</param>
public Template(TemplateContext context,
IReader reader)
{
this.Context = context;
this.reader = reader;
}
/// <summary>
///
/// </summary>
/// <param name="name"></param>
/// <param name="tag"></param>
/// <param name="ctx"></param>
/// <returns></returns>
private static object Execute(this TemplateContext ctx, string name, ITag tag)
{
var func = ctx.ExecutorBuilder.Build(name);
return(func(tag, ctx));
}
/// <summary>
/// Execute the tags.
/// </summary>
/// <param name="tag">The <see cref="ITag"/>.</param>
/// <param name="ctx">The <see cref="TemplateContext"/>.</param>
/// <returns></returns>
public static object Execute(this TemplateContext ctx, ITag tag)
{
var func = ctx.ExecutorBuilder.Build(tag);
return(func(tag, ctx));
}
/// <summary>
/// Initializes a new instance of the <see cref="CompileTemplate"/> class
/// </summary>
/// <param name="context">The <see cref="TemplateContext"/>.</param>
/// <param name="text">The template contents.</param>
public CompileTemplate(TemplateContext context, string text)
{
Context = context;
TemplateContent = text;
}
