// 将一条书目记录下属的若干册记录装入列表
// return:
// -2 用户中断
// -1 出错
// >=0 装入的册记录条数
int LoadBiblioSubItems(
LibraryChannel channel,
string strBiblioRecPath,
out string strError)
{
strError = "";
Progress.SetMessage("正在装入书目记录 '" + strBiblioRecPath + "' 下属的册记录 ...");
if (this.FunctionType == "read")
{
AddBiblioLine(strBiblioRecPath);
}
int nCount = 0;
long lPerCount = 100; // 每批获得多少个
long lStart = 0;
long lResultCount = 0;
long lCount = -1;
for (; ;)
{
if (Progress.State != 0)
{
strError = "用户中断";
return(-2);
}
EntityInfo[] entities = null;
long lRet = channel.GetEntities(
Progress,
strBiblioRecPath,
lStart,
lCount,
"", // bDisplayOtherLibraryItem == true ? "getotherlibraryitem" : "",
"zh",
out entities,
out strError);
if (lRet == -1)
{
return(-1);
}
lResultCount = lRet;
if (lRet == 0)
{
return(nCount);
}
Debug.Assert(entities != null, "");
foreach (EntityInfo entity in entities)
{
string strXml = entity.OldRecord;
XmlDocument dom = new XmlDocument();
{
try
{
if (string.IsNullOrEmpty(strXml) == false)
{
dom.LoadXml(strXml);
}
else
{
dom.LoadXml("<root />");
}
}
catch (Exception ex)
{
strError = "XML 装入 DOM 出错: " + ex.Message;
return(-1);
}
}
DpRow row = new DpRow();
string strState = DomUtil.GetElementText(dom.DocumentElement, "state");
string strBorrower = DomUtil.GetElementText(dom.DocumentElement, "borrower");
if (this.FunctionType == "borrow")
{
// 在借的册、或者状态有值的需要显示为灰色
if (string.IsNullOrEmpty(strBorrower) == false ||
string.IsNullOrEmpty(strState) == false)
{
SetGrayText(row);
}
}
else if (this.FunctionType == "return")
{
// 没有在借的册需要显示为灰色
if (string.IsNullOrEmpty(strBorrower) == true)
{
SetGrayText(row);
}
if (string.IsNullOrEmpty(this.VerifyBorrower) == false)
{
// 验证还书时，不是要求的读者所借阅的册，显示为灰色
if (strBorrower != this.VerifyBorrower)
{
SetGrayText(row);
}
}
}
else if (this.FunctionType == "renew")
{
// 没有在借的册需要显示为灰色
if (string.IsNullOrEmpty(strBorrower) == true)
{
SetGrayText(row);
}
}
string strBarcode = DomUtil.GetElementText(dom.DocumentElement, "barcode");
string strRefID = DomUtil.GetElementText(dom.DocumentElement, "refID");
// 状态
DpCell cell = new DpCell();
cell.Text = strState;
row.Add(cell);
// 册条码号
cell = new DpCell();
if (string.IsNullOrEmpty(strBarcode) == false)
{
cell.Text = strBarcode;
}
else
{
cell.Text = "@refID:" + strRefID;
}
row.Add(cell);
// 在借情况
cell = new DpCell();
if (string.IsNullOrEmpty(strBorrower) == false)
{
string strReaderSummary = Program.MainForm.GetReaderSummary(strBorrower, false);
bool bError = (string.IsNullOrEmpty(strReaderSummary) == false && strReaderSummary[0] == '!');
if (bError == true)
{
cell.BackColor = Color.FromArgb(180, 0, 0);
}
else
{
if (IsGray(row) == true)
{
cell.BackColor = Color.FromArgb(220, 220, 0);
}
else
{
cell.BackColor = Color.FromArgb(180, 180, 0);
}
}
if (bError == false)
{
cell.Font = new System.Drawing.Font(this.dpTable_items.Font.FontFamily.Name, this.dpTable_items.Font.Size * 2, FontStyle.Bold);
}
cell.ForeColor = Color.FromArgb(255, 255, 255);
cell.Alignment = DpTextAlignment.Center;
cell.Text = strReaderSummary;
// TODO: 后面还可加上借阅时间，应还时间
}
row.Add(cell);
// 书目摘要
string strSummary = "";
if (entity.ErrorCode != ErrorCodeValue.NoError)
{
strSummary = entity.ErrorInfo;
}
else
{
int nRet = Program.MainForm.GetBiblioSummary("@bibliorecpath:" + strBiblioRecPath,
"",
false,
out strSummary,
out strError);
if (nRet == -1)
{
strSummary = strError;
}
}
cell = new DpCell();
cell.Text = strSummary;
row.Add(cell);
// 卷册
string strVolume = DomUtil.GetElementText(dom.DocumentElement, "volume");
cell = new DpCell();
cell.Text = strVolume;
row.Add(cell);
// 地点
string strLocation = DomUtil.GetElementText(dom.DocumentElement, "location");
cell = new DpCell();
cell.Text = strLocation;
row.Add(cell);
// 价格
string strPrice = DomUtil.GetElementText(dom.DocumentElement, "price");
cell = new DpCell();
cell.Text = strPrice;
row.Add(cell);
// 册记录路径
cell = new DpCell();
cell.Text = entity.OldRecPath;
row.Add(cell);
this.dpTable_items.Rows.Add(row);
nCount++;
}
lStart += entities.Length;
if (lStart >= lResultCount)
{
break;
}
if (lCount == -1)
{
lCount = lPerCount;
}
if (lStart + lCount > lResultCount)
{
lCount = lResultCount - lStart;
}
}
// 分割行
if (lStart > 0)
{
DpRow row = new DpRow();
row.Style = DpRowStyle.Seperator;
this.dpTable_items.Rows.Add(row);
}
return(nCount);
}
// 将一条书目记录下属的若干册记录装入列表
// return:
// -2 用户中断
// -1 出错
// >=0 装入的册记录条数
int LoadBiblioSubItems(
out string strError)
{
strError = "";
int nRet = 0;
_biblio.ClearEntityEditControls("normal");
string strBiblioRecPath = this._biblio.BiblioRecPath;
if (string.IsNullOrEmpty(strBiblioRecPath) == true)
{
// 册信息部分显示为空
// this._biblio.TrySetBlank("none");
this._biblio.AddPlus();
return 0;
}
AccountInfo _currentAccount = _base.GetAccountInfo(this._biblio.ServerName);
if (_currentAccount == null)
{
strError = "服务器名 '" + this._biblio.ServerName + "' 没有配置";
return -1;
}
// 如果不是本地服务器，则不需要装入册记录
if (_currentAccount.IsLocalServer == false)
{
_base.CurrentAccount = null;
// 册信息部分显示为空
// this._biblio.TrySetBlank("none");
this._biblio.AddPlus();
return 0;
}
_channel = _base.GetChannel(_currentAccount.ServerUrl, _currentAccount.UserName);
this.Progress.OnStop += new StopEventHandler(this.DoStop);
//this.Progress.Initial("正在装入书目记录 '" + strBiblioRecPath + "' 下属的册记录 ...");
this.Progress.BeginLoop();
try
{
int nCount = 0;
long lPerCount = 100; // 每批获得多少个
long lStart = 0;
long lResultCount = 0;
long lCount = -1;
for (; ; )
{
if (Progress.State != 0)
{
strError = "用户中断";
return -2;
}
EntityInfo[] entities = null;
long lRet = _channel.GetEntities(
Progress,
strBiblioRecPath,
lStart,
lCount,
"", // bDisplayOtherLibraryItem == true ? "getotherlibraryitem" : "",
"zh",
out entities,
out strError);
if (lRet == -1)
return -1;
lResultCount = lRet;
if (lRet == 0)
{
// 册信息部分显示为空
// this._biblio.TrySetBlank("none");
// return nCount;
goto END1;
}
Debug.Assert(entities != null, "");
foreach (EntityInfo entity in entities)
{
// string strXml = entity.OldRecord;
if (entity.ErrorCode != ErrorCodeValue.NoError)
{
// TODO: 显示错误信息
continue;
}
EntityEditControl edit_control = null;
// 添加一个新的册对象
nRet = this._biblio.NewEntity(entity.OldRecPath,
entity.OldTimestamp,
entity.OldRecord,
false, // 不必滚入视野
false, // 不改变 Focus
out edit_control,
out strError);
if (nRet == -1)
return -1;
nCount++;
}
lStart += entities.Length;
if (lStart >= lResultCount)
break;
if (lCount == -1)
lCount = lPerCount;
if (lStart + lCount > lResultCount)
lCount = lResultCount - lStart;
}
END1:
this._biblio.AddPlus();
return nCount;
}
finally
{
this.Progress.EndLoop();
this.Progress.OnStop -= new StopEventHandler(this.DoStop);
// this.Progress.Initial("");
_base.ReturnChannel(_channel);
_channel = null;
_currentAccount = null;
}
}
// 检索出册数据
// 带有偏移量的版本
// 2009/6/9
// return:
// -2 实体库没有定义
// -1 出错
// 其他 命中的全部结果数量。
//
public static int OpacSearchItems(
OpacApplication app,
LibraryChannel channel,
ItemLoadEventHandler itemLoadProc,
string strBiblioRecPath,
int nStart,
int nMaxCount,
string strLang,
string strLibraryCode,
out string strError)
{
strError = "";
// string strXml = "";
// LibraryChannel channel = this.GetChannel(true, this.m_strParameters);
try
{
string strStyle = "opac";
if (string.IsNullOrEmpty(strLibraryCode) == true)
strStyle += ",getotherlibraryitem";
else
strStyle += ",librarycode:" + strLibraryCode;
long lStart = nStart;
long lCount = nMaxCount;
long lTotalCount = 0;
for (; ; )
{
EntityInfo[] iteminfos = null;
long lRet = // this.Channel.
channel.GetEntities(
null,
strBiblioRecPath,
lStart,
lCount,
strStyle,
strLang,
out iteminfos,
out strError);
if (lRet == -1)
{
if (//this.Channel.
channel.ErrorCode == ErrorCode.ItemDbNotDef)
return -2;
return -1;
}
if (lRet == 0)
{
strError = "没有找到";
return 0;
}
lTotalCount = lRet;
if (lCount < 0)
lCount = lTotalCount - lStart;
if (lStart + lCount > lTotalCount)
lCount = lTotalCount - lStart;
// 处理
for (int i = 0; i < iteminfos.Length; i++)
{
EntityInfo info = iteminfos[i];
if (//this.ItemLoad != null
itemLoadProc != null)
{
ItemLoadEventArgs e = new ItemLoadEventArgs();
e.Path = info.OldRecPath;
e.Index = i; // +nStart;
e.Count = nMaxCount; // (int)lTotalCount - nStart;
e.Timestamp = info.OldTimestamp;
e.Xml = info.OldRecord;
//this.ItemLoad(this, e);
itemLoadProc(null, e);
}
}
lStart += iteminfos.Length;
lCount -= iteminfos.Length;
if (lStart >= lTotalCount)
break;
if (lCount <= 0)
break;
}
return (int)lTotalCount;
}
finally
{
// this.ReturnChannel(channel);
}
}
public static int OutputEntities(
Stop stop,
LibraryChannel channel,
string strBiblioRecPath,
string strDbType,
XmlTextWriter writer,
out string strError)
{
strError = "";
bool bBegin = false;
long lPerCount = 100; // 每批获得多少个
long lStart = 0;
long lResultCount = 0;
long lCount = -1;
for (; ; )
{
if (stop != null && stop.State != 0)
{
strError = "用户中断";
return -1;
}
EntityInfo[] entities = null;
long lRet = 0;
channel.Timeout = new TimeSpan(0, 5, 0);
if (strDbType == "item")
{
lRet = channel.GetEntities(
stop,
strBiblioRecPath,
lStart,
lCount,
"", // "onlygetpath",
"zh",
out entities,
out strError);
}
if (strDbType == "order")
{
lRet = channel.GetOrders(
stop,
strBiblioRecPath,
lStart,
lCount,
"", // "onlygetpath",
"zh",
out entities,
out strError);
}
if (strDbType == "issue")
{
lRet = channel.GetIssues(
stop,
strBiblioRecPath,
lStart,
lCount,
"", // "onlygetpath",
"zh",
out entities,
out strError);
}
if (strDbType == "comment")
{
lRet = channel.GetComments(
stop,
strBiblioRecPath,
lStart,
lCount,
"", // "onlygetpath",
"zh",
out entities,
out strError);
}
if (lRet == -1)
return -1;
lResultCount = lRet;
if (lRet == 0)
return 0;
Debug.Assert(entities != null, "");
foreach (EntityInfo info in entities)
{
if (info.ErrorCode != ErrorCodeValue.NoError)
{
strError = "路径为 '" + info.OldRecPath + "' 的册记录装载中发生错误: " + info.ErrorInfo; // NewRecPath
return -1;
}
if (bBegin == false)
{
writer.WriteStartElement("dprms", strDbType + "Collection", DpNs.dprms);
bBegin = true;
}
XmlDocument item_dom = new XmlDocument();
item_dom.LoadXml(info.OldRecord);
writer.WriteStartElement("dprms", strDbType, DpNs.dprms);
writer.WriteAttributeString("path", info.OldRecPath);
writer.WriteAttributeString("timestamp", ByteArray.GetHexTimeStampString(info.OldTimestamp));
DomUtil.RemoveEmptyElements(item_dom.DocumentElement);
item_dom.DocumentElement.WriteContentTo(writer);
writer.WriteEndElement();
}
lStart += entities.Length;
if (lStart >= lResultCount)
break;
if (lCount == -1)
lCount = lPerCount;
if (lStart + lCount > lResultCount)
lCount = lResultCount - lStart;
}
if (bBegin == true)
writer.WriteEndElement();
return 1;
}
// 将一条书目记录下属的若干册记录装入列表
// return:
// -2 用户中断
// -1 出错
// >=0 装入的册记录条数
int LoadBiblioSubItems(
LibraryChannel channel,
string strBiblioRecPath,
out string strError)
{
strError = "";
Progress.SetMessage("正在装入书目记录 '" + strBiblioRecPath + "' 下属的册记录 ...");
if (this.FunctionType == "read")
{
AddBiblioLine(strBiblioRecPath);
}
int nCount = 0;
long lPerCount = 100; // 每批获得多少个
long lStart = 0;
long lResultCount = 0;
long lCount = -1;
for (; ; )
{
if (Progress.State != 0)
{
strError = "用户中断";
return -2;
}
EntityInfo[] entities = null;
long lRet = channel.GetEntities(
Progress,
strBiblioRecPath,
lStart,
lCount,
"", // bDisplayOtherLibraryItem == true ? "getotherlibraryitem" : "",
"zh",
out entities,
out strError);
if (lRet == -1)
return -1;
lResultCount = lRet;
if (lRet == 0)
return nCount;
Debug.Assert(entities != null, "");
foreach (EntityInfo entity in entities)
{
string strXml = entity.OldRecord;
XmlDocument dom = new XmlDocument();
{
try
{
if (string.IsNullOrEmpty(strXml) == false)
dom.LoadXml(strXml);
else
dom.LoadXml("<root />");
}
catch (Exception ex)
{
strError = "XML 装入 DOM 出错: " + ex.Message;
return -1;
}
}
DpRow row = new DpRow();
string strState = DomUtil.GetElementText(dom.DocumentElement, "state");
string strBorrower = DomUtil.GetElementText(dom.DocumentElement, "borrower");
if (this.FunctionType == "borrow")
{
// 在借的册、或者状态有值的需要显示为灰色
if (string.IsNullOrEmpty(strBorrower) == false
|| string.IsNullOrEmpty(strState) == false)
SetGrayText(row);
}
else if (this.FunctionType == "return")
{
// 没有在借的册需要显示为灰色
if (string.IsNullOrEmpty(strBorrower) == true)
SetGrayText(row);
if (string.IsNullOrEmpty(this.VerifyBorrower) == false)
{
// 验证还书时，不是要求的读者所借阅的册，显示为灰色
if (strBorrower != this.VerifyBorrower)
SetGrayText(row);
}
}
else if (this.FunctionType == "renew")
{
// 没有在借的册需要显示为灰色
if (string.IsNullOrEmpty(strBorrower) == true)
SetGrayText(row);
}
string strBarcode = DomUtil.GetElementText(dom.DocumentElement, "barcode");
string strRefID = DomUtil.GetElementText(dom.DocumentElement, "refID");
// 状态
DpCell cell = new DpCell();
cell.Text = strState;
row.Add(cell);
// 册条码号
cell = new DpCell();
if (string.IsNullOrEmpty(strBarcode) == false)
cell.Text = strBarcode;
else
cell.Text = "@refID:" + strRefID;
row.Add(cell);
// 在借情况
cell = new DpCell();
if (string.IsNullOrEmpty(strBorrower) == false)
{
string strReaderSummary = this.MainForm.GetReaderSummary(strBorrower, false);
bool bError = (string.IsNullOrEmpty(strReaderSummary) == false && strReaderSummary[0] == '!');
if (bError == true)
cell.BackColor = Color.FromArgb(180, 0, 0);
else
{
if (IsGray(row) == true)
cell.BackColor = Color.FromArgb(220, 220, 0);
else
cell.BackColor = Color.FromArgb(180, 180, 0);
}
if (bError == false)
cell.Font = new System.Drawing.Font(this.dpTable_items.Font.FontFamily.Name, this.dpTable_items.Font.Size * 2, FontStyle.Bold);
cell.ForeColor = Color.FromArgb(255, 255, 255);
cell.Alignment = DpTextAlignment.Center;
cell.Text = strReaderSummary;
// TODO: 后面还可加上借阅时间，应还时间
}
row.Add(cell);
// 书目摘要
string strSummary = "";
if (entity.ErrorCode != ErrorCodeValue.NoError)
{
strSummary = entity.ErrorInfo;
}
else
{
int nRet = this.MainForm.GetBiblioSummary("@bibliorecpath:" + strBiblioRecPath,
"",
false,
out strSummary,
out strError);
if (nRet == -1)
strSummary = strError;
}
cell = new DpCell();
cell.Text = strSummary;
row.Add(cell);
// 卷册
string strVolume = DomUtil.GetElementText(dom.DocumentElement, "volume");
cell = new DpCell();
cell.Text = strVolume;
row.Add(cell);
// 地点
string strLocation = DomUtil.GetElementText(dom.DocumentElement, "location");
cell = new DpCell();
cell.Text = strLocation;
row.Add(cell);
// 价格
string strPrice = DomUtil.GetElementText(dom.DocumentElement, "price");
cell = new DpCell();
cell.Text = strPrice;
row.Add(cell);
// 册记录路径
cell = new DpCell();
cell.Text = entity.OldRecPath;
row.Add(cell);
this.dpTable_items.Rows.Add(row);
nCount++;
}
lStart += entities.Length;
if (lStart >= lResultCount)
break;
if (lCount == -1)
lCount = lPerCount;
if (lStart + lCount > lResultCount)
lCount = lResultCount - lStart;
}
// 分割行
if (lStart > 0)
{
DpRow row = new DpRow();
row.Style = DpRowStyle.Seperator;
this.dpTable_items.Rows.Add(row);
}
return nCount;
}
