using System;
using System.Data;
using System.Configuration;
using System.Collections.Generic;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Reflection;
using System.Text;
using System.IO;
namespace DotNet.Common.WebForm
{
using DotNet.Common.Model;
using DotNet.Common.Util;
public class BasePage : System.Web.UI.Page
{
public BasePage()
{
}
protected override void OnInit(EventArgs e)
{
base.OnInit(e);
AddHeaderJs();//向网页头部添加js等文件
}
#region 网页头添加通用统一js文件
private void AddHeaderJs()
{
string jsPath = "~/js/";
string filePath = Server.MapPath(jsPath);
Literal lit = new Literal();
StringBuilder sb = new StringBuilder();
if (!Directory.Exists(filePath))
throw new Exception("路径不存在");
List<string> listJs = new List<string>();
foreach (var item in Directory.GetFiles(filePath, "*.js", SearchOption.TopDirectoryOnly))
{
listJs.Add(Path.GetFileName(item));
}
foreach (var jsname in listJs)
{
sb.Append(ScriptInclude(jsPath + jsname));
}
lit.Text = sb.ToString();
Header.Controls.AddAt(1, lit);
}
private string ResolveHeaderUrl(string relativeUrl)
{
string url = null;
if (string.IsNullOrEmpty(relativeUrl))
{
url = string.Empty;
}
else if (!relativeUrl.StartsWith("~"))
{
url = relativeUrl;
}
else
{
var basePath = HttpContext.Current.Request.ApplicationPath;
url = basePath + relativeUrl.Substring(1);
url = url.Replace("//", "https://www.jb51.net/");
}
return url;
}
private string ScriptInclude(string url)
{
if (string.IsNullOrEmpty(url))
throw new Exception("路径不存在");
string path = ResolveHeaderUrl(url);
return string.Format(@"<script src='https://www.jb51.net/article/{0}' type='text/javascript'></script>", path);
}
#endregion
}
}
这样就简单地解决了引入公共js的问题。同样的原理，你也可以引入其他类型的文件，如css等。
demo下载
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