/// <summary>
/// 构造函数
/// </summary>
/// <param name="channel">通讯通道</param>
/// <param name="stop">停止对象</param>
/// <param name="items">ListViewItem 集合</param>
/// <param name="cacheTable">用于缓存的 Hashtable 对象</param>
public ListViewBiblioLoader(LibraryChannel channel,
Stop stop,
List<ListViewItem> items,
Hashtable cacheTable)
{
m_loader = new BiblioLoader();
m_loader.Channel = channel;
m_loader.Stop = stop;
m_loader.Format = "xml";
m_loader.GetBiblioInfoStyle = GetBiblioInfoStyle.Timestamp; // 附加信息只取得 timestamp
m_loader.Prompt += new MessagePromptEventHandler(m_loader_Prompt);
this.Items = items;
this.CacheTable = cacheTable;
}
public ListViewBiblioLoader(LibraryChannelCollection channels,
dp2ServerCollection servers,
Stop stop,
List<ListViewItem> items,
Hashtable cacheTable)
{
m_loader = new BiblioLoader();
m_loader.Channels = channels;
m_loader.Servers = servers;
m_loader.Stop = stop;
m_loader.Format = "xml";
m_loader.GetBiblioInfoStyle = GetBiblioInfoStyle.Timestamp; // 附加信息只取得 timestamp
this.Items = items;
this.CacheTable = cacheTable;
}
// 针对 dp2library 服务器进行检索
// parameters:
//
// return:
// -1 出错
// >=0 命中的记录数
int SearchLineDp2library(
string strQueryWord,
string strFrom,
AccountInfo account,
bool bAutoSetFocus,
out string strError)
{
strError = "";
int nRet = 0;
string strFromStyle = "";
if (string.IsNullOrEmpty(strFrom) == true)
strFrom = "ISBN";
if (strFrom == "书名" || strFrom == "题名")
strFromStyle = "title";
else if (strFrom == "作者" || strFrom == "著者" || strFrom == "责任者")
strFromStyle = "contributor";
else if (strFrom == "出版社" || strFrom == "出版者")
strFromStyle = "publisher";
else if (strFrom == "出版日期")
strFromStyle = "publishtime";
else if (strFrom == "主题词")
strFromStyle = "subject";
if (string.IsNullOrEmpty(strFromStyle) == true)
{
try
{
strFromStyle = this.MainForm.GetBiblioFromStyle(strFrom);
}
catch (Exception ex)
{
strError = "EntityRegisterWizard GetBiblioFromStyle() {D6B49099-CB3F-4B76-84EC-7548981B2E47} exception: " + ex.Message;
goto ERROR1;
}
if (String.IsNullOrEmpty(strFromStyle) == true)
{
strError = "GetFromStyle()没有找到 '" + strFrom + "' 对应的 style 字符串";
goto ERROR1;
}
}
LibraryChannel current_channel = _base.GetChannel(account.ServerUrl, account.UserName);
current_channel.Timeout = new TimeSpan(0, 0, 15); // 超时值为 15 秒
// current_channel.Idle += _channel_Idle;
lock (this._channels)
{
this._channels.Add(current_channel);
}
try
{
string strMatchStyle = "left"; // BiblioSearchForm.GetCurrentMatchStyle(this.comboBox_matchStyle.Text);
if (string.IsNullOrEmpty(strQueryWord) == true)
{
if (strMatchStyle == "null")
{
strQueryWord = "";
// 专门检索空值
strMatchStyle = "exact";
}
else
{
// 为了在检索词为空的时候，检索出全部的记录
strMatchStyle = "left";
}
}
else
{
if (strMatchStyle == "null")
{
strError = "检索空值的时候，请保持检索词为空";
goto ERROR1;
}
}
ServerInfo server_info = null;
//if (line != null)
// line.BiblioSummary = "正在获取服务器 " + account.ServerName + " 的配置信息 ...";
this.ShowMessage("正在获取服务器 " + account.ServerName + " 的配置信息 ...",
"progress", false);
// 准备服务器信息
nRet = _base.GetServerInfo(
current_channel,
account,
out server_info,
out strError);
if (nRet == -1)
goto ERROR1; // 可以不报错 ?
this.ShowMessage("正在针对 " + account.ServerName + " \r\n检索 " + strQueryWord + " ...",
"progress", false);
string strQueryXml = "";
long lRet = current_channel.SearchBiblio(Progress,
server_info == null ? "<全部>" : server_info.GetBiblioDbNames(), // "<全部>",
strQueryWord, // this.textBox_queryWord.Text,
1000,
strFromStyle,
strMatchStyle,
this.Lang,
null, // strResultSetName
"", // strSearchStyle
"", // strOutputStyle
"",
out strQueryXml,
out strError);
if (lRet == -1)
{
strError = "针对服务器 '" + account.ServerName + "' 检索出错: " + strError;
goto ERROR1;
}
if (lRet == 0)
{
strError = "没有命中";
return 0;
}
// 装入浏览格式
long lHitCount = lRet;
long lStart = 0;
long lCount = lHitCount;
DigitalPlatform.LibraryClient.localhost.Record[] searchresults = null;
string strStyle = "id";
List<string> biblio_recpaths = new List<string>();
// 装入浏览格式
for (; ; )
{
if (this.Progress != null && this.Progress.State != 0)
{
break;
}
lRet = current_channel.GetSearchResult(
this.Progress,
null, // strResultSetName
lStart,
lCount,
strStyle, // bOutputKeyCount == true ? "keycount" : "id,cols",
this.Lang,
out searchresults,
out strError);
if (lRet == -1)
{
strError = "检索共命中 " + lHitCount.ToString() + " 条，已装入 " + lStart.ToString() + " 条，" + strError;
goto ERROR1;
}
if (lRet == 0)
break;
// 处理浏览结果
foreach (DigitalPlatform.LibraryClient.localhost.Record searchresult in searchresults)
{
biblio_recpaths.Add(searchresult.Path);
}
{
// 获得书目记录
BiblioLoader loader = new BiblioLoader();
loader.Channel = current_channel;
loader.Stop = this.Progress;
loader.Format = "xml";
loader.GetBiblioInfoStyle = GetBiblioInfoStyle.Timestamp;
loader.RecPaths = biblio_recpaths;
try
{
int i = 0;
foreach (BiblioItem item in loader)
{
if (string.IsNullOrEmpty(item.ErrorInfo) == false)
{
AddBiblioBrowseLine(
TYPE_ERROR,
item.RecPath,
item.ErrorInfo,
null,
false);
i++;
continue;
}
string strXml = item.Content;
string strMarcSyntax = "";
string strBrowseText = "";
string strColumnTitles = "";
#if NO
string strMARC = "";
// 将XML格式转换为MARC格式
// 自动从数据记录中获得MARC语法
nRet = MarcUtil.Xml2Marc(strXml, // info.OldXml,
true,
null,
out strMarcSyntax,
out strMARC,
out strError);
if (nRet == -1)
{
strError = "XML转换到MARC记录时出错: " + strError;
goto ERROR1;
}
nRet = BuildMarcBrowseText(
strMarcSyntax,
strMARC,
out strBrowseText,
out strError);
if (nRet == -1)
{
strError = "MARC记录转换到浏览格式时出错: " + strError;
goto ERROR1;
}
#endif
nRet = BuildBrowseText(strXml,
out strBrowseText,
out strMarcSyntax,
out strColumnTitles,
out strError);
if (nRet == -1)
goto ERROR1;
int image_index = -1;
if (account.IsLocalServer == false)
image_index = TYPE_CLOUD;
RegisterBiblioInfo info = new RegisterBiblioInfo();
info.OldXml = strXml; // strMARC;
info.Timestamp = item.Timestamp;
info.RecPath = item.RecPath + "@" + account.ServerName;
info.MarcSyntax = strMarcSyntax;
AddBiblioBrowseLine(
image_index, // -1,
info.RecPath,
strBrowseText,
info,
bAutoSetFocus);
i++;
}
}
catch (Exception ex)
{
strError = "EntityRegisterWizard {414094F8-91E3-4C94-9AD6-71804FD93B67} exception: " + ExceptionUtil.GetAutoText(ex);
goto ERROR1;
}
// lIndex += biblio_recpaths.Count;
biblio_recpaths.Clear();
}
lStart += searchresults.Length;
lCount -= searchresults.Length;
if (lStart >= lHitCount || lCount <= 0)
break;
}
return (int)lHitCount;
}
finally
{
lock (this._channels)
{
this._channels.Remove(current_channel);
}
// current_channel.Idle -= _channel_Idle;
_base.ReturnChannel(current_channel);
current_channel = null;
this.ClearMessage();
}
ERROR1:
AddBiblioBrowseLine(strError, TYPE_ERROR, bAutoSetFocus);
return -1;
}
// 复制书目记录
int BuildBiblioRecords(
string strBiblioDbNameParam,
long lOldCount,
ref long lProgress,
ref long lIndex,
out string strError)
{
strError = "";
int nRet = 0;
lProgress += lIndex;
using (SQLiteConnection connection = new SQLiteConnection(this._connectionString))
{
connection.Open();
string strQueryXml = "";
// 2015/11/25
this.Channel.Timeout = new TimeSpan(0, 5, 0);
long lRet = this.Channel.SearchBiblio(stop,
strBiblioDbNameParam,
"", // (lIndex + 1).ToString() + "-", //
-1,
"recid", // "__id",
"left", // this.textBox_queryWord.Text == "" ? "left" : "exact", // 原来为left 2007/10/18 changed
"zh",
null, // strResultSetName
"", // strSearchStyle
"", //strOutputStyle, // (bOutputKeyCount == true ? "keycount" : ""),
"",
out strQueryXml,
out strError);
if (lRet == -1)
return -1;
if (lRet == 0)
return 0;
long lHitCount = lRet;
AdjustProgressRange(lOldCount, lHitCount);
long lStart = lIndex;
long lCount = lHitCount - lIndex;
DigitalPlatform.LibraryClient.localhost.Record[] searchresults = null;
// string strStyle = "id,cols,format:@coldef:*/barcode|*/department|*/readerType|*/name";
string strStyle = "id";
// 读者库名 --> 图书馆代码
// Hashtable librarycode_table = new Hashtable();
List<BiblioLine> lines = new List<BiblioLine>();
List<string> biblio_recpaths = new List<string>();
// 装入浏览格式
for (; ; )
{
if (this.InvokeRequired == false)
Application.DoEvents(); // 出让界面控制权
if (stop != null && stop.State != 0)
{
strError = "检索共命中 " + lHitCount.ToString() + " 条，已装入 " + lStart.ToString() + " 条，用户中断...";
return -1;
}
// 2015/11/25
this.Channel.Timeout = new TimeSpan(0, 0, 30);
lRet = this.Channel.GetSearchResult(
stop,
null, // strResultSetName
lStart,
lCount,
strStyle, // bOutputKeyCount == true ? "keycount" : "id,cols",
"zh",
out searchresults,
out strError);
if (lRet == -1)
{
strError = "检索共命中 " + lHitCount.ToString() + " 条，已装入 " + lStart.ToString() + " 条，" + strError;
return -1;
}
if (lRet == 0)
{
return 0;
}
// 处理浏览结果
foreach (DigitalPlatform.LibraryClient.localhost.Record searchresult in searchresults)
{
// DigitalPlatform.LibraryClient.localhost.Record searchresult = searchresults[i];
BiblioLine line = new BiblioLine();
line.BiblioRecPath = searchresult.Path;
lines.Add(line);
biblio_recpaths.Add(searchresult.Path);
}
#if NO
if (lines.Count >= INSERT_BATCH
|| ((lStart + searchresults.Length >= lHitCount || lCount - searchresults.Length <= 0) && lines.Count > 0)
)
#endif
{
Debug.Assert(biblio_recpaths.Count == lines.Count, "");
// 2015/11/25
this.Channel.Timeout = new TimeSpan(0, 0, 30);
// 获得书目摘要
BiblioLoader loader = new BiblioLoader();
loader.Channel = this.Channel;
loader.Stop = this.Progress;
loader.Format = "summary";
loader.GetBiblioInfoStyle = GetBiblioInfoStyle.None;
loader.RecPaths = biblio_recpaths;
loader.Prompt -= new MessagePromptEventHandler(loader_Prompt);
loader.Prompt += new MessagePromptEventHandler(loader_Prompt);
try
{
int i = 0;
foreach (BiblioItem item in loader)
{
// this.Progress.SetMessage("正在加入 " + (i + 1).ToString() + "/" + targetLeft.Count.ToString() + " 个书目摘要，可能需要较长时间 ...");
BiblioLine line = lines[i];
if (string.IsNullOrEmpty(item.Content) == false)
{
if (item.Content.Length > 4000)
line.Summary = item.Content.Substring(0, 4000);
else
line.Summary = item.Content;
}
i++;
}
}
catch (Exception ex)
{
strError = "ReportForm {72A00ADB-1F9F-45FA-A31E-6956569045D9} exception: " + ExceptionUtil.GetAutoText(ex);
return -1;
}
biblio_recpaths.Clear();
// 插入一批书目记录
nRet = BiblioLine.AppendBiblioLines(
connection,
lines,
true, // 用 false 可以在测试阶段帮助发现重叠插入问题
out strError);
if (nRet == -1)
return -1;
lIndex += lines.Count;
lines.Clear();
}
lStart += searchresults.Length;
lCount -= searchresults.Length;
// lIndex += searchresults.Length;
lProgress += searchresults.Length;
// stop.SetProgressValue(lProgress);
SetProgress(lProgress);
stop.SetMessage(strBiblioDbNameParam + " " + lStart.ToString() + "/" + lHitCount.ToString() + " "
+ GetProgressTimeString(lProgress));
if (lStart >= lHitCount || lCount <= 0)
break;
}
if (lines.Count > 0)
{
Debug.Assert(false, "");
}
return 0;
}
}