// 装载数据
public override bool LoadData()
{
string strError = "";
int nRet = 0;
BiblioInfo info = this.BiblioInfo;
string strRecPath = this.BiblioInfo.RecPath;
if (string.IsNullOrEmpty(info.OldXml) == true)
{
lock (syncRoot)
{
channel = this.Container.MainForm.GetChannel();
}
try
{
// 显示 正在处理
this.HTML = GetWaitingHtml("正在获取 "+this.DbType+" 记录 " + strRecPath);
ShowData();
byte [] baTimestamp = null;
string strOutputRecPath = "";
string strBiblio = "";
string strBiblioRecPath = "";
string strXml = "";
// 获得记录
channel.Timeout = new TimeSpan(0, 0, 5);
long lRet = 0;
if (this.DbType == "item")
{
lRet = channel.GetItemInfo(
this.Stop,
"@path:" + strRecPath,
"xml",
out strXml,
out strOutputRecPath,
out baTimestamp,
"",
out strBiblio,
out strBiblioRecPath,
out strError);
}
else if (this.DbType == "order")
{
lRet = channel.GetOrderInfo(
this.Stop,
"@path:" + strRecPath,
"xml",
out strXml,
out strOutputRecPath,
out baTimestamp,
"",
out strBiblio,
out strBiblioRecPath,
out strError);
}
else if (this.DbType == "issue")
{
lRet = channel.GetIssueInfo(
this.Stop,
"@path:" + strRecPath,
"xml",
out strXml,
out strOutputRecPath,
out baTimestamp,
"",
out strBiblio,
out strBiblioRecPath,
out strError);
}
else if (this.DbType == "comment")
{
lRet = channel.GetCommentInfo(
this.Stop,
"@path:" + strRecPath,
"xml",
out strXml,
out strOutputRecPath,
out baTimestamp,
"",
out strBiblio,
out strBiblioRecPath,
out strError);
}
else if (this.DbType == "patron")
{
string[] results = null;
// 获得读者记录
lRet = channel.GetReaderInfo(
this.Stop,
"@path:" + strRecPath,
"xml",
out results,
out strOutputRecPath,
out baTimestamp,
out strError);
if (lRet == 1)
{
if (results == null || results.Length == 0)
{
strError = "results error";
nRet = -1;
}
else
strXml = results[0];
}
}
else
{
lRet = -1;
strError = "无法识别的 DbType '"+this.DbType+"'";
}
if (lRet == 0)
{
nRet = -1;
strError = "获取记录 " + strRecPath + " 时出错: " + strError;
}
else if (lRet == -1)
{
nRet = -1;
strError = "获取记录 " + strRecPath + " 时出错: " + strError;
}
else
{
info.OldXml = strXml;
info.Timestamp = baTimestamp;
info.RecPath = strRecPath;
}
}
finally
{
LibraryChannel temp_channel = channel;
lock (syncRoot)
{
channel = null;
}
this.Container.MainForm.ReturnChannel(temp_channel);
}
}
string strXml1 = "";
string strHtml2 = "";
if (nRet == -1)
{
strHtml2 = HttpUtility.HtmlEncode(strError);
}
else
{
nRet = ItemSearchForm.GetXmlHtml(info,
out strXml1,
out strHtml2,
out strError);
if (nRet == -1)
throw new Exception(strError);
}
this.HTML = "<html>" +
this.Container.MainForm.GetMarcHtmlHeadString(true) +
"<body>" +
strHtml2 +
EntityForm.GetTimestampHtml(info.Timestamp) +
"</body></html>";
this.XML = strXml1;
return true;
}
//return:
// -1 出错
// 0 没有找到
// 1 找到
static int GetRecord(
LibraryChannel channel,
Stop stop,
string strDbType,
string strRecPath,
out string strXml,
out byte[] baTimestamp,
out string strError)
{
strError = "";
strXml = "";
baTimestamp = null;
string strOutputRecPath = "";
string strBiblio = "";
string strBiblioRecPath = "";
// 获得册记录
long lRet = 0;
if (strDbType == "item")
{
lRet = channel.GetItemInfo(
stop,
"@path:" + strRecPath,
"xml",
out strXml,
out strOutputRecPath,
out baTimestamp,
"",
out strBiblio,
out strBiblioRecPath,
out strError);
}
else if (strDbType == "order")
{
lRet = channel.GetOrderInfo(
stop,
"@path:" + strRecPath,
"xml",
out strXml,
out strOutputRecPath,
out baTimestamp,
"",
out strBiblio,
out strBiblioRecPath,
out strError);
}
else if (strDbType == "issue")
{
lRet = channel.GetIssueInfo(
stop,
"@path:" + strRecPath,
"xml",
out strXml,
out strOutputRecPath,
out baTimestamp,
"",
out strBiblio,
out strBiblioRecPath,
out strError);
}
else if (strDbType == "comment")
{
lRet = channel.GetCommentInfo(
stop,
"@path:" + strRecPath,
"xml",
out strXml,
out strOutputRecPath,
out baTimestamp,
"",
out strBiblio,
out strBiblioRecPath,
out strError);
}
else
{
strError = "未知的 strDbType '" + strDbType + "'";
return(-1);
}
if (lRet == 0)
{
return(0); // 是否设定为特殊状态?
}
if (lRet == -1)
{
return(-1);
}
return(1);
}
// 装载数据
public override bool LoadData()
{
string strError = "";
int nRet = 0;
BiblioInfo info = this.BiblioInfo;
string strRecPath = this.BiblioInfo.RecPath;
if (string.IsNullOrEmpty(info.OldXml) == true)
{
lock (syncRoot)
{
channel = Program.MainForm.GetChannel();
}
try
{
// 显示 正在处理
this.HTML = GetWaitingHtml("正在获取 " + this.DbType + " 记录 " + strRecPath);
ShowData();
byte [] baTimestamp = null;
string strOutputRecPath = "";
string strBiblio = "";
string strBiblioRecPath = "";
string strXml = "";
// 获得记录
channel.Timeout = new TimeSpan(0, 0, 5);
long lRet = 0;
if (this.DbType == "item")
{
lRet = channel.GetItemInfo(
this.Stop,
"@path:" + strRecPath,
"xml",
out strXml,
out strOutputRecPath,
out baTimestamp,
"",
out strBiblio,
out strBiblioRecPath,
out strError);
}
else if (this.DbType == "order")
{
lRet = channel.GetOrderInfo(
this.Stop,
"@path:" + strRecPath,
"xml",
out strXml,
out strOutputRecPath,
out baTimestamp,
"",
out strBiblio,
out strBiblioRecPath,
out strError);
}
else if (this.DbType == "issue")
{
lRet = channel.GetIssueInfo(
this.Stop,
"@path:" + strRecPath,
"xml",
out strXml,
out strOutputRecPath,
out baTimestamp,
"",
out strBiblio,
out strBiblioRecPath,
out strError);
}
else if (this.DbType == "comment")
{
lRet = channel.GetCommentInfo(
this.Stop,
"@path:" + strRecPath,
"xml",
out strXml,
out strOutputRecPath,
out baTimestamp,
"",
out strBiblio,
out strBiblioRecPath,
out strError);
}
else if (this.DbType == "patron")
{
string[] results = null;
// 获得读者记录
lRet = channel.GetReaderInfo(
this.Stop,
"@path:" + strRecPath,
"xml",
out results,
out strOutputRecPath,
out baTimestamp,
out strError);
if (lRet == 1)
{
if (results == null || results.Length == 0)
{
strError = "results error";
nRet = -1;
}
else
{
strXml = results[0];
}
}
}
else
{
lRet = -1;
strError = "无法识别的 DbType '" + this.DbType + "'";
}
if (lRet == 0)
{
nRet = -1;
strError = "获取记录 " + strRecPath + " 时出错: " + strError;
}
else if (lRet == -1)
{
nRet = -1;
strError = "获取记录 " + strRecPath + " 时出错: " + strError;
}
else
{
info.OldXml = strXml;
info.Timestamp = baTimestamp;
info.RecPath = strRecPath;
}
}
finally
{
LibraryChannel temp_channel = channel;
lock (syncRoot)
{
channel = null;
}
Program.MainForm.ReturnChannel(temp_channel);
}
}
string strXml1 = "";
string strHtml2 = "";
if (nRet == -1)
{
strHtml2 = HttpUtility.HtmlEncode(strError);
}
else
{
nRet = ItemSearchForm.GetXmlHtml(info,
out strXml1,
out strHtml2,
out strError);
if (nRet == -1)
{
throw new Exception(strError);
}
}
this.HTML = "<html>" +
Program.MainForm.GetMarcHtmlHeadString(true) +
"<body>" +
strHtml2 +
EntityForm.GetTimestampHtml(info.Timestamp) +
"</body></html>";
this.XML = strXml1;
return(true);
}
// 根据册记录路径，检索出从属的书目记录路径。
public static int SearchBiblioRecPath(
Stop stop,
LibraryChannel Channel,
string strDbType,
string strItemRecPath,
out string strBiblioRecPath,
out string strError)
{
strError = "";
strBiblioRecPath = "";
string strItemText = "";
string strBiblioText = "";
byte[] item_timestamp = null;
long lRet = 0;
if (strDbType == "item")
lRet = Channel.GetItemInfo(
stop,
"@path:" + strItemRecPath,
null,
out strItemText,
out strItemRecPath,
out item_timestamp,
"recpath",
out strBiblioText,
out strBiblioRecPath,
out strError);
else if (strDbType == "comment")
lRet = Channel.GetCommentInfo(
stop,
"@path:" + strItemRecPath,
// "",
null,
out strItemText,
out strItemRecPath,
out item_timestamp,
"recpath",
out strBiblioText,
out strBiblioRecPath,
out strError);
else if (strDbType == "order")
lRet = Channel.GetOrderInfo(
stop,
"@path:" + strItemRecPath,
// "",
null,
out strItemText,
out strItemRecPath,
out item_timestamp,
"recpath",
out strBiblioText,
out strBiblioRecPath,
out strError);
else if (strDbType == "issue")
lRet = Channel.GetIssueInfo(
stop,
"@path:" + strItemRecPath,
// "",
null,
out strItemText,
out strItemRecPath,
out item_timestamp,
"recpath",
out strBiblioText,
out strBiblioRecPath,
out strError);
else
throw new Exception("未知的DbType '" + strDbType + "'");
if (lRet == -1)
return -1; // error
return (int)lRet; // not found
}
// 根据册记录路径，检索出从属的书目记录路径。
public static int SearchBiblioRecPath(
Stop stop,
LibraryChannel Channel,
string strDbType,
string strItemRecPath,
out string strBiblioRecPath,
out string strError)
{
strError = "";
strBiblioRecPath = "";
string strItemText = "";
string strBiblioText = "";
byte[] item_timestamp = null;
long lRet = 0;
if (strDbType == "item")
{
lRet = Channel.GetItemInfo(
stop,
"@path:" + strItemRecPath,
null,
out strItemText,
out strItemRecPath,
out item_timestamp,
"recpath",
out strBiblioText,
out strBiblioRecPath,
out strError);
}
else if (strDbType == "comment")
{
lRet = Channel.GetCommentInfo(
stop,
"@path:" + strItemRecPath,
// "",
null,
out strItemText,
out strItemRecPath,
out item_timestamp,
"recpath",
out strBiblioText,
out strBiblioRecPath,
out strError);
}
else if (strDbType == "order")
{
lRet = Channel.GetOrderInfo(
stop,
"@path:" + strItemRecPath,
// "",
null,
out strItemText,
out strItemRecPath,
out item_timestamp,
"recpath",
out strBiblioText,
out strBiblioRecPath,
out strError);
}
else if (strDbType == "issue")
{
lRet = Channel.GetIssueInfo(
stop,
"@path:" + strItemRecPath,
// "",
null,
out strItemText,
out strItemRecPath,
out item_timestamp,
"recpath",
out strBiblioText,
out strBiblioRecPath,
out strError);
}
else
{
throw new Exception("未知的DbType '" + strDbType + "'");
}
if (lRet == -1)
{
return(-1); // error
}
return((int)lRet); // not found
}
