public ActionResult Update(int id, FromCollection f)
{
ShoppingCart cart = (ShoppingCart)Session["cart"];
if (cart == null)
{
cart = new ShoppingCart();
}
return(Redirect(Request.UrlReferrer.ToString()));
}
// 获得检索式
public int GetQueryString(
FromCollection Froms,
out string strQueryString,
out string strError)
{
strError = "";
strQueryString = "";
for (int i = 0; i < this.Lines.Count; i++)
{
Line line = this.Lines[i];
string strLogic = line.comboBox_logicOperator.Text;
string strWord = line.textBox_word.Text;
string strFrom = line.comboBox_from.Text;
if (strWord == "")
{
continue;
}
if (strQueryString != "")
{
strQueryString += " " + strLogic + " ";
}
int nRet = strFrom.IndexOf("-");
if (nRet != -1)
{
strFrom = strFrom.Substring(0, nRet).Trim();
}
string strValue = Froms.GetValue(strFrom);
if (strValue == null)
{
strError = "名称 '" + strFrom + "' 在use表中没有找到对应的编号";
return(-1);
}
strWord.Replace("\"", "\\\"");
strQueryString += "\""
+ strWord + "\"" + "/1="
+ strValue;
}
return(0);
}
// 获得检索式
public int GetQueryString(
FromCollection Froms,
out string strQueryString,
out string strError)
{
strError = "";
strQueryString = "";
for (int i = 0; i < this.Lines.Count; i++)
{
Line line = this.Lines[i];
string strLogic = line.comboBox_logicOperator.Text;
string strWord = line.textBox_word.Text;
string strFrom = line.comboBox_from.Text;
if (strWord == "")
continue;
if (strQueryString != "")
strQueryString += " " + strLogic + " ";
int nRet = strFrom.IndexOf("-");
if (nRet != -1)
strFrom = strFrom.Substring(0, nRet).Trim();
string strValue = Froms.GetValue(strFrom);
if (strValue == null)
{
strError = "名称 '" +strFrom+ "' 在use表中没有找到对应的编号";
return -1;
}
strWord.Replace("\"", "\\\"");
strQueryString += "\""
+ strWord + "\"" + "/1="
+ strValue;
}
return 0;
}
// 将 XML 检索式变化为简明格式检索式
public static int GetQueryString(
FromCollection Froms,
string strQueryXml,
IsbnConvertInfo isbnconvertinfo,
out string strQueryString,
out string strError)
{
strError = "";
strQueryString = "";
if (String.IsNullOrEmpty(strQueryXml) == true)
{
return(0);
}
XmlDocument dom = new XmlDocument();
try
{
dom.LoadXml(strQueryXml);
}
catch (Exception ex)
{
strError = "strQueryXml装入XMLDOM时出错: " + ex.Message;
return(-1);
}
XmlNodeList nodes = dom.DocumentElement.SelectNodes("line");
for (int i = 0; i < nodes.Count; i++)
{
XmlNode node = nodes[i];
string strLogic = DomUtil.GetAttr(node, "logic");
string strWord = DomUtil.GetAttr(node, "word");
string strFrom = DomUtil.GetAttr(node, "from");
if (strWord == "")
{
continue;
}
strLogic = GetLogicString(strLogic); // 2011/8/30
if (strQueryString != "")
{
strQueryString += " " + strLogic + " ";
}
int nRet = strFrom.IndexOf("-");
if (nRet != -1)
{
strFrom = strFrom.Substring(0, nRet).Trim();
}
string strValue = Froms.GetValue(strFrom);
if (strValue == null)
{
strError = "名称 '" + strFrom + "' 在use表中没有找到对应的编号";
return(-1);
}
// 对ISBN检索词进行预处理
if (strFrom == "ISBN" &&
isbnconvertinfo != null)
{
/*
* // return:
* // -1 出错
* // 0 没有必要转换
* // 1 已经转换
* nRet = isbnconvertinfo.ConvertISBN(ref strWord,
* out strError);
* if (nRet == -1)
* {
* strError = "在处理ISBN字符串 '" + strWord + "' 过程中出错: " + strError;
* return -1;
* }
* */
List <string> isbns = null;
// return:
// -1 出错
// 0 没有必要转换
// 1 已经转换
nRet = isbnconvertinfo.ConvertISBN(strWord,
out isbns,
out strError);
if (nRet == -1)
{
strError = "在处理ISBN字符串 '" + strWord + "' 过程中出错: " + strError;
return(-1);
}
int j = 0;
foreach (string isbn in isbns)
{
if (j > 0)
{
strQueryString += " OR ";
}
// string strIsbn = isbn.Replace("\"", "\\\""); // 字符 " 替换为 \"
string strIsbn = StringUtil.EscapeString(isbn, "\"/="); // eacape 特殊字符
strQueryString += "\""
+ strIsbn + "\"" + "/1="
+ strValue;
j++;
}
continue;
}
// strWord = strWord.Replace("\"", "\\\""); // 字符 " 替换为 \"
strWord = StringUtil.EscapeString(strWord, "\"/="); // eacape 特殊字符
strQueryString += "\""
+ strWord + "\"" + "/1="
+ strValue;
}
return(1);
}
// 将XML检索式变化为简明格式检索式
public static int GetQueryString(
FromCollection Froms,
string strQueryXml,
IsbnConvertInfo isbnconvertinfo,
out string strQueryString,
out string strError)
{
strError = "";
strQueryString = "";
if (String.IsNullOrEmpty(strQueryXml) == true)
return 0;
XmlDocument dom = new XmlDocument();
try
{
dom.LoadXml(strQueryXml);
}
catch (Exception ex)
{
strError = "strQueryXml装入XMLDOM时出错: " + ex.Message;
return -1;
}
XmlNodeList nodes = dom.DocumentElement.SelectNodes("line");
for (int i = 0; i < nodes.Count; i++)
{
XmlNode node = nodes[i];
string strLogic = DomUtil.GetAttr(node, "logic");
string strWord = DomUtil.GetAttr(node, "word");
string strFrom = DomUtil.GetAttr(node, "from");
if (strWord == "")
continue;
strLogic = GetLogicString(strLogic); // 2011/8/30
if (strQueryString != "")
strQueryString += " " + strLogic + " ";
int nRet = strFrom.IndexOf("-");
if (nRet != -1)
strFrom = strFrom.Substring(0, nRet).Trim();
string strValue = Froms.GetValue(strFrom);
if (strValue == null)
{
strError = "名称 '" + strFrom + "' 在use表中没有找到对应的编号";
return -1;
}
// 对ISBN检索词进行预处理
if (strFrom == "ISBN"
&& isbnconvertinfo != null)
{
/*
// return:
// -1 出错
// 0 没有必要转换
// 1 已经转换
nRet = isbnconvertinfo.ConvertISBN(ref strWord,
out strError);
if (nRet == -1)
{
strError = "在处理ISBN字符串 '" + strWord + "' 过程中出错: " + strError;
return -1;
}
* */
List<string> isbns = null;
// return:
// -1 出错
// 0 没有必要转换
// 1 已经转换
nRet = isbnconvertinfo.ConvertISBN(strWord,
out isbns,
out strError);
if (nRet == -1)
{
strError = "在处理ISBN字符串 '" + strWord + "' 过程中出错: " + strError;
return -1;
}
int j = 0;
foreach (string isbn in isbns)
{
if (j > 0)
strQueryString += " OR ";
string strIsbn = isbn.Replace("\"", "\\\"");
strQueryString += "\""
+ strIsbn + "\"" + "/1="
+ strValue;
j++;
}
continue;
}
strWord = strWord.Replace("\"", "\\\"");
strQueryString += "\""
+ strWord + "\"" + "/1="
+ strValue;
}
return 1;
}