/*
編輯的預覽按鈕和列表頁的預覽都訪問這個方法
* 1.
*
*/
public HttpResponseBase GetPreviewHtml()
{
string html = string.Empty;
string replaceStr = string.Empty;
string contentStr = string.Empty;
string templateStr = string.Empty;
string recommendStr = string.Empty;
string previewStr = string.Empty;
string editStr = string.Empty;
try
{
_edmContentNewMgr = new EdmContentNewMgr(mySqlConnectionString);
EdmContentNew query = new EdmContentNew();
//將傳過來的html加上根據當前登入者的id獲得的推薦html替換掉content_url中的替換符
if (!string.IsNullOrEmpty(Request.Params["content_id"]))
{
query.content_id = Convert.ToInt32(Request.Params["content_id"]);
string content_url = _edmContentNewMgr.GetContentUrlByContentId(query.content_id);
if (!string.IsNullOrEmpty(content_url))
{
#region 獲取網頁內容
HttpWebRequest httpRequest = (HttpWebRequest)WebRequest.Create(content_url);
httpRequest.Timeout = 9000;
httpRequest.Method = "GET";
HttpWebResponse httpResponse = (HttpWebResponse)httpRequest.GetResponse();
StreamReader sr = new StreamReader(httpResponse.GetResponseStream(), System.Text.Encoding.GetEncoding("UTF-8"));
contentStr = sr.ReadToEnd();
#endregion
}
else
{
contentStr = "";
}
}
//列表頁的預覽按鈕不進這個方法
if (!string.IsNullOrEmpty(Request.Params["template_id"]))
{
query.template_id = Convert.ToInt32(Request.Params["template_id"]);
edmtemplatemgr = new EdmTemplateMgr(mySqlConnectionString);
if (edmtemplatemgr.GetStaticTemplate(query.template_id))
{
recommendStr = string.Empty;
}
else
{
recommendStr = _edmContentNewMgr.GetRecommendHtml(Convert.ToUInt32((Session["caller"] as Caller).user_id));
}
}
//獲取template_data（編輯器中的內容或者是表中的template_data）
if (!string.IsNullOrEmpty(Request.Params["template_data"]))
{
templateStr = Request.Params["template_data"];
}
else
{
templateStr = _edmContentNewMgr.GetHtml(query);
}
//編輯的預覽按鈕不進這個方法
//根據user_id獲得精準推薦
if (!string.IsNullOrEmpty(Request.Params["static_template"]))
{
if (Request.Params["static_template"] == "0")// 動態範本，精準推薦
{
recommendStr = _edmContentNewMgr.GetRecommendHtml(Convert.ToUInt32((Session["caller"] as Caller).user_id));
}
else
{
recommendStr = string.Empty;
}
}
//替換符
DataTable _dt = _edmContentNewMgr.GetPraraData(1);
if (_dt != null && _dt.Rows.Count > 0)
{
replaceStr = _dt.Rows[0][0].ToString();
}
else
{
replaceStr = " ";
}
//分隔符
DataTable _dtEdit = _edmContentNewMgr.GetPraraData(3);
if (_dtEdit != null && _dtEdit.Rows.Count > 0)
{
editStr = _dtEdit.Rows[0][0].ToString();
}
else
{
editStr = " ";
}
templateStr = templateStr.Replace(editStr,"") + recommendStr;
if (Request.Params["checked"] == "true")
{
if (!string.IsNullOrEmpty(contentStr))
{
previewStr = contentStr.Replace(replaceStr, templateStr) + subscribe_url;
}
else
{
previewStr = templateStr + subscribe_url;
}
}
else
{
if (!string.IsNullOrEmpty(contentStr))
{
previewStr = contentStr.Replace(replaceStr, templateStr);
}
else
{
previewStr = templateStr;
}
}
}
catch (Exception ex)
{
Log4NetCustom.LogMessage logMessage = new Log4NetCustom.LogMessage();
logMessage.Content = string.Format("TargetSite:{0},Source:{1},Message:{2}", ex.TargetSite.Name, ex.Source, ex.Message);
logMessage.MethodName = System.Reflection.MethodBase.GetCurrentMethod().Name;
log.Error(logMessage);
previewStr = "";
}
this.Response.Clear();
this.Response.Write(previewStr);
this.Response.End();
return this.Response;
}
