1
2      /**//// <summary>
  3      /// 绘制全局脚本
  4      /// </summary>
  5      /// <param name="output"></param>
  6      /// <param name="sDefaultPath"></param>
  7      /// <param name="sScriptFile"></param>
  8    protected void WriteGlobalClientScript(HtmlTextWriter output, string sDefaultPath, string sScriptFile)
9    {
10      string sScript = GenerateClientScriptBlock(sDefaultPath, sScriptFile);
11          string sInstanceId = sScriptFile;
12
13      output.Write(sScript);
14    }
15
16
17
18
19      /**//// <summary>
 20      /// 获取脚本块
 21      /// </summary>
 22      /// <param name="sDefaultPath"></param>
 23      /// <param name="sScriptFile"></param>
 24      /// <returns></returns>
 25    private string GenerateClientScriptBlock(string sDefaultPath, string sScriptFile)
26    {
27      string sScript = string.Empty;
28      string sScriptLocation = string.Empty;
29        //相应版本 主版本+副版本+编译版本
 30      string sVersionString =
31        Assembly.GetExecutingAssembly().GetName().Version.Major.ToString() + "_" +
32        Assembly.GetExecutingAssembly().GetName().Version.Minor.ToString() + "_" +
33        Assembly.GetExecutingAssembly().GetName().Version.Build.ToString();
34
35      if(this.ClientScriptLocation != string.Empty)//指定脚本位置
 36      {
37        sScriptLocation = Path.Combine(Path.Combine(this.ClientScriptLocation, sVersionString), sScriptFile).Replace("\\", "/");
38            }
39      else
40      {
41        // First, try application config variable
 42          //首先,先从程序配置文件读取web.config
 43        string sLocation = ConfigurationSettings.AppSettings["ComponentArt.Web.UI.ClientScriptLocation"];
44        if(sLocation != null)
45        {
46            //脚本地址
 47          sScriptLocation = Path.Combine(Path.Combine(sLocation, sVersionString), sScriptFile).Replace("\\", "/");
48            }
49
50        // Next, try server root
 51          //IIS根目录
 52        if(sScriptLocation == string.Empty)
53        {
54          try
55          {
56            string sStandardRootClientScriptPath = Path.Combine(Path.Combine("/componentart_webui_client", sVersionString), sScriptFile).Replace("\\", "/");
57
58            if(File.Exists(Context.Server.MapPath(sStandardRootClientScriptPath)))
59            {
60              sScriptLocation = sStandardRootClientScriptPath;
61            }
62          }
63          catch {}
64        }
65
66        // If failed, try application root
 67          //程序根目录
 68        if(sScriptLocation == string.Empty)
69        {
70          try
71          {
72            string sAppRootClientScriptPath = Path.Combine(Path.Combine(Path.Combine(Page.Request.ApplicationPath, "componentart_webui_client"), sVersionString), sScriptFile).Replace("\\", "/");
73
74            if(File.Exists(Context.Server.MapPath(sAppRootClientScriptPath)))
75            {
76              sScriptLocation = sAppRootClientScriptPath;
77            }
78          }
79          catch {}
80        }
81      }
82
83      if(sScriptLocation != string.Empty)
84      {
85        // Do we have a tilde?
 86        if(sScriptLocation.StartsWith("~") && Context != null && Context.Request != null)
87        {
88          string sAppPath = Context.Request.ApplicationPath;
89          if(sAppPath.EndsWith("/"))
90          {
91            sAppPath = sAppPath.Substring(0, sAppPath.Length - 1);
92          }
93
94          sScriptLocation = sScriptLocation.Replace("~", sAppPath);
95        }
96
97          //连接外部JS文件
 98        if(File.Exists(Context.Server.MapPath(sScriptLocation)))
99        {
100          sScript = "<script src=\"" + sScriptLocation + "\" type=\"text/javascript\"></script>";
101        }
102        else
103        {
104          throw new Exception(sScriptLocation + " not found");
105        }
106      }
107      else
108      {
109        // If everything failed, emit our internal script
110          //使用内嵌资源文件
111        sScript = Utils.DemarcateClientScript(GetResourceContent(sDefaultPath + "." + sScriptFile));
112      }
113
114      return sScript;
115    }