public SearchResultLoader(RmsChannel channel,
DigitalPlatform.Stop stop,
string resultsetName,
string formatList,
string lang = "zh")
{
this.Channel = channel;
this.Stop = stop;
this.ResultSetName = resultsetName;
this.FormatList = formatList;
this.Lang = lang;
}
// 保存记录到模板配置文件
// parameters:
public void SaveToTemplate()
{
// 选择目标数据库
OpenResDlg dlg = new OpenResDlg();
dlg.Font = GuiUtil.GetDefaultFont();
dlg.Text = "请选择目标数据库";
dlg.EnabledIndices = new int[] { ResTree.RESTYPE_DB };
dlg.ap = this.MainForm.AppInfo;
dlg.ApCfgTitle = "detailform_openresdlg";
dlg.Path = textBox_recPath.Text;
dlg.Initial( MainForm.Servers,
this.Channels);
// dlg.StartPosition = FormStartPosition.CenterScreen;
dlg.ShowDialog(this);
if (dlg.DialogResult != DialogResult.OK)
return;
// 下载模板配置文件
ResPath respath = new ResPath(dlg.Path);
string strError;
string strContent;
byte[] baTimeStamp = null;
string strMetaData;
string strOutputPath;
string strCfgFilePath = respath.Path + "/cfgs/template";
long lRet = 0;
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在下载文件" + strCfgFilePath);
stop.BeginLoop();
lRet = channel.GetRes(
MainForm.cfgCache,
strCfgFilePath,
out strContent,
out strMetaData,
out baTimeStamp,
out strOutputPath,
out strError);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (lRet == -1)
{
this.TimeStamp = null;
MessageBox.Show(this, strError);
return;
}
}
finally
{
channel = channelSave;
}
SelectRecordTemplateDlg tempdlg = new SelectRecordTemplateDlg();
tempdlg.Font = GuiUtil.GetDefaultFont();
int nRet = tempdlg.Initial(strContent, out strError);
if (nRet == -1)
goto ERROR1;
tempdlg.Text = "请选择要修改的模板记录";
tempdlg.CheckNameExist = false; // 按OK按钮时不警告"名字不存在",这样允许新建一个模板
tempdlg.ap = this.MainForm.AppInfo;
tempdlg.ApCfgTitle = "detailform_selecttemplatedlg";
tempdlg.ShowDialog(this);
if (tempdlg.DialogResult != DialogResult.OK)
return;
string strXmlBody = "";
bool bHasUploadedFile = false;
nRet = GetXmlRecord(out strXmlBody,
out bHasUploadedFile,
out strError);
if (nRet == -1)
goto ERROR1;
// 修改配置文件内容
if (tempdlg.textBox_name.Text != "")
{
// 替换或者追加一个记录
nRet = tempdlg.ReplaceRecord(tempdlg.textBox_name.Text,
strXmlBody,
out strError);
if (nRet == -1)
{
goto ERROR1;
}
}
if (tempdlg.Changed == false) // 没有必要保存回去
return;
string strOutputXml = tempdlg.OutputXml;
// 使用Channel
channelSave = channel;
// 重新获得一次channel, 是因为前面GetXmlRecord()函数有可能摧毁这个变量
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
// 存回配置文件
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在保存配置文件 " + strCfgFilePath);
stop.BeginLoop();
byte [] baOutputTimeStamp = null;
// string strOutputPath = "";
EnableControlsInLoading(true);
lRet = channel.DoSaveTextRes(strCfgFilePath,
strOutputXml,
true, // bInlucdePreamble
"", // style
baTimeStamp,
out baOutputTimeStamp,
out strOutputPath,
out strError);
EnableControlsInLoading(false);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (lRet == -1)
{
strError = "保存配置文件"+ strCfgFilePath +"失败，原因: "+strError;
goto ERROR1;
}
}
finally
{
channel = channelSave;
}
MessageBox.Show(this, "修改模板配置文件成功。");
return;
ERROR1:
MessageBox.Show(this, strError);
}
/// <summary>
/// 检索获得若干路径
/// </summary>
/// <param name="channel"></param>
/// <param name="strDbName"></param>
/// <param name="strFrom"></param>
/// <param name="strKey"></param>
/// <param name="nMax"></param>
/// <param name="paths"></param>
/// <param name="strError"></param>
/// <returns>-1 error;0 not found;>=1 found</returns>
static int SearchPath(RmsChannel channel,
string strDbName,
string strFrom,
string strKey,
long nMax,
out string[] paths,
out string strError)
{
paths = null;
strError = "";
// 2007/4/5 改造 加上了 GetXmlStringSimple()
string strQueryXml = "<target list='"
+ StringUtil.GetXmlStringSimple(strDbName + ":" + strFrom) // 2007/9/14
+ "'><item><word>"
+ StringUtil.GetXmlStringSimple(strKey)
+ "</word><match>exact</match><relation>=</relation><dataType>string</dataType><maxCount>" + Convert.ToString(nMax) + "</maxCount></item><lang>zh</lang></target>";
long lRet = channel.DoSearch(strQueryXml,
"default",
"", // strOuputStyle
out strError);
if (lRet == -1)
{
strError = "检索库 '" + strDbName + "/" + strFrom + "' 时出错: " + strError;
return -1;
}
if (lRet == 0)
{
return 0; // 没有找到
}
if (lRet > 1)
{
strError = "以Key '" + strKey + "' 检索库 '" + strDbName + "' 时命中 " + Convert.ToString(lRet) + " 条，属于不正常情况。请修改库 '" + strDbName + "' 中相应记录，确保同一Key只有一条对应的记录。";
return -1;
}
List<string> aPath = null;
lRet = channel.DoGetSearchResult(
"default",
0,
-1,
"zh",
null, // this.stop,
out aPath,
out strError);
if (lRet == -1)
{
strError = "检索库 '" + strDbName + "' 获取检索结果时出错: " + strError;
return -1;
}
paths = new string[aPath.Count];
for (int i = 0; i < aPath.Count; i++)
{
paths[i] = (string)aPath[i];
}
return paths.Length;
}
// 删除所有用到的内核数据库
// 专门开发给安装程序卸载时候使用
public static int DeleteAllDatabase(
RmsChannel channel,
XmlDocument cfg_dom,
out string strError)
{
strError = "";
string strTempError = "";
long lRet = 0;
// 大书目库
XmlNodeList nodes = cfg_dom.DocumentElement.SelectNodes("itemdbgroup/database");
for (int i = 0; i < nodes.Count; i++)
{
XmlNode node = nodes[i];
// 实体库
string strEntityDbName = DomUtil.GetAttr(node, "name");
if (String.IsNullOrEmpty(strEntityDbName) == false)
{
lRet = channel.DoDeleteDB(strEntityDbName,
out strTempError);
if (lRet == -1 && channel.ErrorCode != ChannelErrorCode.NotFound)
{
strError += "删除实体库 '" + strEntityDbName + "' 内数据时候发生错误：" + strTempError + "; ";
}
}
// 订购库
string strOrderDbName = DomUtil.GetAttr(node, "orderDbName");
if (String.IsNullOrEmpty(strOrderDbName) == false)
{
lRet = channel.DoDeleteDB(strOrderDbName,
out strTempError);
if (lRet == -1 && channel.ErrorCode != ChannelErrorCode.NotFound)
{
strError += "删除订购库 '" + strOrderDbName + "' 内数据时候发生错误：" + strTempError + "; ";
}
}
// 期库
string strIssueDbName = DomUtil.GetAttr(node, "issueDbName");
if (String.IsNullOrEmpty(strIssueDbName) == false)
{
lRet = channel.DoDeleteDB(strIssueDbName,
out strTempError);
if (lRet == -1 && channel.ErrorCode != ChannelErrorCode.NotFound)
{
strError += "删除期库 '" + strIssueDbName + "' 内数据时候发生错误：" + strTempError + "; ";
}
}
// 小书目库
string strBiblioDbName = DomUtil.GetAttr(node, "biblioDbName");
if (String.IsNullOrEmpty(strBiblioDbName) == false)
{
lRet = channel.DoDeleteDB(strBiblioDbName,
out strTempError);
if (lRet == -1 && channel.ErrorCode != ChannelErrorCode.NotFound)
{
strError += "删除小书目库 '" + strBiblioDbName + "' 内数据时候发生错误：" + strTempError + "; ";
}
}
}
// 读者库
nodes = cfg_dom.DocumentElement.SelectNodes("readerdbgroup/database");
for (int i = 0; i < nodes.Count; i++)
{
XmlNode node = nodes[i];
string strDbName = DomUtil.GetAttr(node, "name");
if (String.IsNullOrEmpty(strDbName) == false)
{
lRet = channel.DoDeleteDB(strDbName,
out strTempError);
if (lRet == -1 && channel.ErrorCode != ChannelErrorCode.NotFound)
{
strError += "删除读者库 '" + strDbName + "' 内数据时候发生错误：" + strTempError + "; ";
}
}
}
// 预约到书队列库
XmlNode arrived_node = cfg_dom.DocumentElement.SelectSingleNode("arrived");
if (arrived_node != null)
{
string strArrivedDbName = DomUtil.GetAttr(arrived_node, "dbname");
if (String.IsNullOrEmpty(strArrivedDbName) == false)
{
lRet = channel.DoDeleteDB(strArrivedDbName,
out strTempError);
if (lRet == -1 && channel.ErrorCode != ChannelErrorCode.NotFound)
{
strError += "删除预约到书库 '" + strArrivedDbName + "' 内数据时候发生错误：" + strTempError + "; ";
}
}
}
// 违约金库
XmlNode amerce_node = cfg_dom.DocumentElement.SelectSingleNode("amerce");
if (amerce_node != null)
{
string strAmerceDbName = DomUtil.GetAttr(amerce_node, "dbname");
if (String.IsNullOrEmpty(strAmerceDbName) == false)
{
lRet = channel.DoDeleteDB(strAmerceDbName,
out strTempError);
if (lRet == -1 && channel.ErrorCode != ChannelErrorCode.NotFound)
{
strError += "删除违约金库 '" + strAmerceDbName + "' 内数据时候发生错误：" + strTempError + "; ";
}
}
}
// 发票库
XmlNode invoice_node = cfg_dom.DocumentElement.SelectSingleNode("invoice");
if (invoice_node != null)
{
string strInvoiceDbName = DomUtil.GetAttr(amerce_node, "dbname");
if (String.IsNullOrEmpty(strInvoiceDbName) == false)
{
lRet = channel.DoDeleteDB(strInvoiceDbName,
out strTempError);
if (lRet == -1 && channel.ErrorCode != ChannelErrorCode.NotFound)
{
strError += "删除发票库 '" + strInvoiceDbName + "' 内数据时候发生错误：" + strTempError + "; ";
}
}
}
// 消息库
XmlNode message_node = cfg_dom.DocumentElement.SelectSingleNode("message");
if (message_node != null)
{
string strMessageDbName = DomUtil.GetAttr(message_node, "dbname");
if (String.IsNullOrEmpty(strMessageDbName) == false)
{
lRet = channel.DoDeleteDB(strMessageDbName,
out strTempError);
if (lRet == -1 && channel.ErrorCode != ChannelErrorCode.NotFound)
{
strError += "删除消息库 '" + strMessageDbName + "' 内数据时候发生错误：" + strTempError + "; ";
}
}
}
// 实用库
nodes = cfg_dom.DocumentElement.SelectNodes("utilDb/database");
for (int i = 0; i < nodes.Count; i++)
{
XmlNode node = nodes[i];
string strDbName = DomUtil.GetAttr(node, "name");
string strType = DomUtil.GetAttr(node, "type");
if (String.IsNullOrEmpty(strDbName) == false)
{
lRet = channel.DoDeleteDB(strDbName,
out strTempError);
if (lRet == -1 && channel.ErrorCode != ChannelErrorCode.NotFound)
{
strError += "删除类型为 " + strType + " 的实用库 '" + strDbName + "' 内数据时发生错误：" + strTempError + "; ";
}
}
}
if (String.IsNullOrEmpty(strError) == false)
return -1;
return 0;
}
// 在服务器端创建对象
// parameters:
// strStyle 风格。当创建目录的时候，为"createdir"，否则为空
// return:
// -1 错误
// 1 以及存在同名对象
// 0 正常返回
int NewServerSideObject(
RmsChannel channel,
string strPath,
string strStyle,
Stream stream,
byte[] baTimeStamp,
out string strError)
{
strError = "";
byte[] baOutputTimestamp = null;
string strOutputPath = "";
string strRange = "";
if (stream != null && stream.Length != 0)
{
Debug.Assert(stream.Length != 0, "test");
strRange = "0-" + Convert.ToString(stream.Length - 1);
}
long lRet = channel.DoSaveResObject(strPath,
stream,
(stream != null && stream.Length != 0) ? stream.Length : 0,
strStyle,
"", // strMetadata,
strRange,
true,
baTimeStamp, // timestamp,
out baOutputTimestamp,
out strOutputPath,
out strError);
if (lRet == -1)
{
if (channel.ErrorCode == ChannelErrorCode.AlreadyExist)
{
return 1; // 已经存在同名同类型对象
}
strError = "写入 '" + strPath + "' 发生错误: " + strError;
return -1;
}
return 0;
}
// 根据数据库模板的定义，刷新一个已经存在的数据库的定义
// return:
// -1
// 0 keys定义没有更新
// 1 keys定义更新了
int RefreshDatabase(RmsChannel channel,
string strTemplateDir,
string strDatabaseName,
string strIncludeFilenames,
string strExcludeFilenames,
out string strError)
{
strError = "";
int nRet = 0;
strIncludeFilenames = strIncludeFilenames.ToLower();
strExcludeFilenames = strExcludeFilenames.ToLower();
bool bKeysChanged = false;
DirectoryInfo di = new DirectoryInfo(strTemplateDir);
FileInfo[] fis = di.GetFiles();
// 创建所有文件对象
for (int i = 0; i < fis.Length; i++)
{
string strName = fis[i].Name;
if (strName == "." || strName == "..")
continue;
if (FileUtil.IsBackupFile(strName) == true)
continue;
/*
if (strName.ToLower() == "keys"
|| strName.ToLower() == "browse")
continue;
* */
// 如果Include和exclude里面都有一个文件名，优先依exclude(排除)
if (StringUtil.IsInList(strName, strExcludeFilenames) == true)
continue;
if (strIncludeFilenames != "*")
{
if (StringUtil.IsInList(strName, strIncludeFilenames) == false)
continue;
}
string strFullPath = fis[i].FullName;
nRet = ConvertGb2312TextfileToUtf8(strFullPath,
out strError);
if (nRet == -1)
return -1;
string strExistContent = "";
string strNewContent = "";
Stream new_stream = new FileStream(strFullPath, FileMode.Open);
{
StreamReader sr = new StreamReader(new_stream, Encoding.UTF8);
strNewContent = ConvertCrLf(sr.ReadToEnd());
}
new_stream.Seek(0, SeekOrigin.Begin);
try
{
string strPath = strDatabaseName + "/cfgs/" + strName;
// 获取已有的配置文件对象
byte[] timestamp = null;
string strOutputPath = "";
string strMetaData = "";
string strStyle = "content,data,metadata,timestamp,outputpath";
MemoryStream exist_stream = new MemoryStream();
try
{
long lRet = channel.GetRes(
strPath,
exist_stream,
null, // stop,
strStyle,
null, // byte [] input_timestamp,
out strMetaData,
out timestamp,
out strOutputPath,
out strError);
if (lRet == -1)
{
// 配置文件不存在，怎么返回错误码的?
if (channel.ErrorCode == ChannelErrorCode.NotFound)
{
timestamp = null;
goto DO_CREATE;
}
return -1;
}
exist_stream.Seek(0, SeekOrigin.Begin);
{
StreamReader sr = new StreamReader(exist_stream, Encoding.UTF8);
strExistContent = ConvertCrLf(sr.ReadToEnd());
}
}
finally
{
if (exist_stream != null)
exist_stream.Close();
}
// 比较本地的和服务器的有无区别，无区别就不要上载了
if (strExistContent == strNewContent)
{
continue;
}
DO_CREATE:
// 在服务器端创建对象
// parameters:
// strStyle 风格。当创建目录的时候，为"createdir"，否则为空
// return:
// -1 错误
// 1 已经存在同名对象
// 0 正常返回
nRet = NewServerSideObject(
channel,
strPath,
"",
new_stream,
timestamp,
out strError);
if (nRet == -1)
return -1;
if (nRet == 1)
{
strError = "NewServerSideObject()发现已经存在同名对象: " + strError;
return -1;
}
if (strName.ToLower() == "keys")
bKeysChanged = true;
}
finally
{
new_stream.Close();
}
}
if (bKeysChanged == true)
{
// 对数据库及时调用刷新keys表的API
long lRet = channel.DoRefreshDB(
"begin",
strDatabaseName,
false,
out strError);
if (lRet == -1)
{
strError = "数据库 '" + strDatabaseName + "' 的定义已经被成功刷新，但在刷新内核Keys表操作时失败: " + strError;
return -1;
}
return 1;
}
return 0;
}
// 包装后的版本
int ChangeDbName(
RmsChannel channel,
string strOldDbName,
string strNewDbName,
out string strError)
{
return ChangeDbName(
channel,
strOldDbName,
strNewDbName,
() => { },
out strError);
}
// 检索尾号记录的路径和记录体
// return:
// -1 error(注：检索命中多条情况被当作错误返回)
// 0 not found
// 1 found
public int SearchOneClassTailNumberPathAndRecord(
// RmsChannelCollection Channels,
RmsChannel channel,
string strArrangeGroupName,
string strClass,
out string strPath,
out string strXml,
out byte[] timestamp,
out string strError)
{
strError = "";
strPath = "";
strXml = "";
timestamp = null;
if (strClass == "")
{
strError = "尚未指定分类号";
return -1;
}
if (strArrangeGroupName == "")
{
strError = "尚未指定排架体系名";
return -1;
}
string strZhongcihaoDbName = GetTailDbName(strArrangeGroupName);
if (String.IsNullOrEmpty(strZhongcihaoDbName) == true)
{
strError = "无法通过排架体系名 '" + strArrangeGroupName + "' 获得种次号库名";
return -1;
}
string strQueryXml = "<target list='"
+ StringUtil.GetXmlStringSimple(strZhongcihaoDbName + ":" + "分类号") // 2007/9/14
+ "'><item><word>"
+ StringUtil.GetXmlStringSimple(strClass)
+ "</word><match>exact</match><relation>=</relation><dataType>string</dataType><maxCount>-1</maxCount></item><lang>zh</lang></target>";
List<string> aPath = null;
// 获得通用记录
// 本函数可获得超过1条以上的路径
// return:
// -1 error
// 0 not found
// 1 命中1条
// >1 命中多于1条
int nRet = GetRecXml(
// Channels,
channel,
strQueryXml,
out strXml,
2,
out aPath,
out timestamp,
out strError);
if (nRet == -1)
{
strError = "检索库 " + strZhongcihaoDbName + " 时出错: " + strError;
return -1;
}
if (nRet == 0)
{
return 0; // 没有找到
}
if (nRet > 1)
{
strError = "以分类号'" + strClass + "'检索库 " + strZhongcihaoDbName + " 时命中 " + Convert.ToString(nRet) + " 条，无法取得尾号。请修改库 '" + strZhongcihaoDbName + "' 中相应记录，确保同一类目只有一条对应的记录。";
return -1;
}
Debug.Assert(aPath.Count >= 1, "");
strPath = aPath[0];
return 1;
}
// 自动加工数据
public void AutoGenerate()
{
// 库名部分路径
ResPath respath = new ResPath(textBox_recPath.Text);
respath.MakeDbName();
string strError;
string strCode;
string strRef;
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
string strCfgPath = respath.Path + "/cfgs/autoGenerate.cs";
string strCfgRefPath = respath.Path + "/cfgs/autoGenerate.cs.ref";
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在下载文件" + strCfgPath);
stop.BeginLoop();
byte[] baTimeStamp = null;
string strMetaData;
string strOutputPath;
long lRet = channel.GetRes(
MainForm.cfgCache,
strCfgPath,
out strCode,
out strMetaData,
out baTimeStamp,
out strOutputPath,
out strError);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (lRet == -1)
{
MessageBox.Show(this, strError);
return;
}
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在下载文件" + strCfgRefPath);
stop.BeginLoop();
lRet = channel.GetRes(
MainForm.cfgCache,
strCfgRefPath,
out strRef,
out strMetaData,
out baTimeStamp,
out strOutputPath,
out strError);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (lRet == -1)
{
MessageBox.Show(this, strError);
return;
}
}
finally
{
channel = channelSave;
}
// 执行代码
int nRet = RunScript(strCode,
strRef,
out strError);
if (nRet == -1)
{
MessageBox.Show(this, strError);
return;
}
}
// 保存到备份格式
public void SaveToBackup(string strOutputFileName)
{
string strError;
// 询问文件名
if (strOutputFileName == null)
{
SaveFileDialog dlg = new SaveFileDialog();
dlg.Title = "请指定要保存的备份文件名";
dlg.CreatePrompt = false;
dlg.OverwritePrompt = false;
dlg.FileName = MainForm.UsedBackupFileName; // "*.dp2bak";
dlg.InitialDirectory = Environment.CurrentDirectory;
dlg.Filter = "backup files (*.dp2bak)|*.dp2bak|All files (*.*)|*.*" ;
dlg.RestoreDirectory = true;
if(dlg.ShowDialog() != DialogResult.OK)
return;
strOutputFileName = dlg.FileName;
MainForm.UsedBackupFileName = strOutputFileName; // 记忆下来
}
bool bOverwrite = false;
if (File.Exists(strOutputFileName) == true)
{
OverwriteOrAppendBackupFileDlg dlg = new OverwriteOrAppendBackupFileDlg();
dlg.Font = GuiUtil.GetDefaultFont();
dlg.Text = "文件已经存在，是否覆盖?";
dlg.Message = "文件 " + strOutputFileName + " 已经存在，是追加还是覆盖？";
dlg.ShowDialog(this);
if (dlg.DialogResult == DialogResult.Yes)
{
// 追加
bOverwrite = false;
}
else if (dlg.DialogResult == DialogResult.No)
{
// 覆盖
bOverwrite = true;
}
return; // 放弃
}
// 打开文件
FileStream fileTarget = File.Open(
strOutputFileName,
FileMode.OpenOrCreate, // 原来是Open，后来修改为OpenOrCreate。这样对临时文件被系统管理员手动意外删除(但是xml文件中仍然记载了任务)的情况能够适应。否则会抛出FileNotFoundException异常
FileAccess.Write,
FileShare.ReadWrite);
if (bOverwrite == true)
fileTarget.SetLength(0);
try
{
fileTarget.Seek(0, SeekOrigin.End); // 具有追加的能力
long lStart = fileTarget.Position; // 记忆起始位置
byte [] length = new byte[8];
fileTarget.Write(length, 0, 8); // 临时写点数据,占据记录总长度位置
bool bHasUploadedFile = false;
// 获得Xml记录
string strXmlBody;
int nRet = GetXmlRecord(out strXmlBody,
out bHasUploadedFile,
out strError);
if (nRet == -1)
{
fileTarget.SetLength(lStart); // 把本次追加写入的全部去掉
goto ERROR1;
}
ResPath respath = new ResPath(textBox_recPath.Text);
// 向backup文件中保存第一个 res
ExportUtil.ChangeMetaData(ref this.m_strMetaData, // ResFileList
null,
null,
null,
null,
respath.FullPath,
ByteArray.GetHexTimeStampString(this.TimeStamp)); // 任延华加 2005/6/11
long lRet = Backup.WriteFirstResToBackupFile(
fileTarget,
this.m_strMetaData,
strXmlBody);
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在保存记录 " + respath.FullPath + "到备份文件 " + strOutputFileName);
stop.BeginLoop();
EnableControlsInLoading(true);
nRet = this.listView_resFiles.DoSaveResToBackupFile(
fileTarget,
respath.Path,
channel,
stop,
out strError);
EnableControlsInLoading(false);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (nRet == -1)
{
fileTarget.SetLength(lStart); // 把本次追加写入的全部去掉
strError = "保存记录失败，原因: "+ strError;
goto ERROR1;
}
}
finally
{
channel = channelSave;
}
// 写入总长度
long lTotalLength = fileTarget.Position - lStart - 8;
byte[] data = BitConverter.GetBytes(lTotalLength);
fileTarget.Seek(lStart, SeekOrigin.Begin);
fileTarget.Write(data, 0, 8);
}
finally
{
fileTarget.Close();
fileTarget = null;
}
string strText = "";
if (bOverwrite == false)
strText = "追加保存备份文件完成...";
else
strText = "覆盖保存备份文件完成 ...";
MessageBox.Show(this, strText);
return;
ERROR1:
MessageBox.Show(this, strError);
}
// 回调函数
int DownloadOneFileMetaData(string strID,
out string strResultXml,
out byte[] timestamp,
out string strError)
{
timestamp = null;
strError = "";
ResPath respath = new ResPath(textBox_recPath.Text);
string strResPath = respath.Path + "/object/" + strID;
strResPath = strResPath.Replace(":", "/");
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在下载资源文件的元数据 " + strResPath);
stop.BeginLoop();
byte [] baOutputTimeStamp = null;
string strOutputPath = "";
EnableControlsInLoading(true);
// 只得到metadata
long lRet = channel.GetRes(strResPath,
(Stream)null,
stop,
"metadata,timestamp,outputpath",
null,
out strResultXml,
out baOutputTimeStamp,
out strOutputPath,
out strError);
EnableControlsInLoading(false);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (lRet == -1)
{
MessageBox.Show(this, "下载资源文件元数据失败，原因: "+strError);
goto ERROR1;
}
timestamp = baOutputTimeStamp;
}
finally
{
channel = channelSave;
}
return 0;
ERROR1:
return -1;
}
int DownloadOneFile(string strID,
out string strError)
{
strError = "";
ResPath respath = new ResPath(textBox_recPath.Text);
string strResPath = respath.Path + "/object/" + strID;
strResPath = strResPath.Replace(":", "/");
string strLocalPath = this.listView_resFiles.GetLocalFileName(strID);
SaveFileDialog dlg = new SaveFileDialog();
dlg.Title = "请指定要保存的本地文件名";
dlg.CreatePrompt = false;
dlg.FileName = strLocalPath == "" ? strID + ".res" : strLocalPath;
dlg.InitialDirectory = Environment.CurrentDirectory;
// dlg.Filter = "projects files (outer*.xml)|outer*.xml|All files (*.*)|*.*" ;
dlg.RestoreDirectory = true ;
if(dlg.ShowDialog() != DialogResult.OK)
{
strError = "放弃";
return -1;
}
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在下载资源文件 " + strResPath);
stop.BeginLoop();
byte [] baOutputTimeStamp = null;
EnableControlsInLoading(true);
string strMetaData;
string strOutputPath = "";
long lRet = channel.GetRes(strResPath,
dlg.FileName,
stop,
out strMetaData,
out baOutputTimeStamp,
out strOutputPath,
out strError);
EnableControlsInLoading(false);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (lRet == -1)
{
MessageBox.Show(this, "下载资源文件失败，原因: "+strError);
goto ERROR1;
}
}
finally
{
channel = channelSave;
}
return 0;
ERROR1:
return -1;
}
// 观察检索点
// parameters:
// strRecordPath 记录路径。如果==null，表示直接用textBox_recPath中当前的内容作为路径
public void ViewAccessPoint(string strRecordPath)
{
if (strRecordPath == null || strRecordPath == "")
strRecordPath = textBox_recPath.Text;
if (strRecordPath == "")
{
MessageBox.Show(this, "必须指定好路径后, 才能模拟创建检索点");
return;
}
ResPath respath = new ResPath(strRecordPath);
string strError;
string strXml = "";
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
bool bHasUploadedFile = false;
int nRet = GetXmlRecord(out strXml,
out bHasUploadedFile,
out strError);
if (nRet == -1)
{
MessageBox.Show(this, strError);
return;
}
}
finally
{
channel = channelSave;
}
ViewAccessPointForm accessPointWindow = MainForm.TopViewAccessPointForm;
if (accessPointWindow == null)
{
accessPointWindow = new ViewAccessPointForm();
// accessPointWindow.StartPosition = FormStartPosition.CenterScreen;
accessPointWindow.Show();
accessPointWindow.MdiParent = MainForm; // MDI子窗口
}
else
accessPointWindow.Activate();
/*
else
{
accessPointWindow.Focus();
if (accessPointWindow.WindowState == FormWindowState.Minimized)
{
accessPointWindow.WindowState = FormWindowState.Normal;
}
}
*/
/*
if (accessPointWindow.Visible == false)
{
try // Close()过的窗口
{
accessPointWindow.Show();
}
catch (System.ObjectDisposedException)
{
accessPointWindow = new ViewAccessPointForm();
accessPointWindow.StartPosition = FormStartPosition.CenterScreen;
accessPointWindow.Show();
}
}
*/
// 使用Channel
channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在获取检索点 " + respath.FullPath);
stop.BeginLoop();
EnableControlsInLoading(true);
long lRet = channel.DoGetKeys(
respath.Path,
strXml,
"zh",
// "",
accessPointWindow,
stop,
out strError);
EnableControlsInLoading(false);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (lRet == -1)
{
MessageBox.Show(this, "获取检索点失败，原因: "+strError);
return;
}
// 设置标题
// ResPath respath = new ResPath(this.textBox_recPath.Text);
accessPointWindow.Text = "观察检索点: " + respath.ReverseFullPath;
}
finally
{
channel = channelSave;
}
}
// 删除记录
// parameters:
// strRecordPath 记录路径。如果==null，表示直接用textBox_recPath中当前的内容作为路径
public void DeleteRecord(string strRecordPath)
{
if (strRecordPath != null)
textBox_recPath.Text = strRecordPath;
if (textBox_recPath.Text == "")
{
MessageBox.Show(this, "路径不能为空");
return;
}
ResPath respath = new ResPath(textBox_recPath.Text);
Uri uri = null;
try
{
uri = new Uri(respath.Url);
}
catch (Exception ex)
{
MessageBox.Show(this, "路径错误: " + ex.Message);
return;
} // 保存到文件
if (uri.IsFile)
{
MessageBox.Show(this, "暂时不支持删除文件");
return;
}
string strText = "你确实要删除位于服务器 '"+respath.Url+"' 上的记录 '"+respath.Path + "' 吗?";
DialogResult msgResult = MessageBox.Show(this,
strText,
"dp2rms",
MessageBoxButtons.OKCancel,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button2);
if (msgResult != DialogResult.OK)
{
MessageBox.Show(this, "删除操作被放弃...");
return;
}
string strError;
byte [] baOutputTimeStamp = null;
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在删除记录 " + respath.FullPath);
stop.BeginLoop();
EnableControlsInLoading(true);
long lRet = channel.DoDeleteRes(respath.Path,
this.TimeStamp,
out baOutputTimeStamp,
out strError);
EnableControlsInLoading(false);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (lRet == -1)
{
MessageBox.Show(this, "删除记录 '"+respath.Path+"' 失败，原因: "+strError);
return;
}
}
finally
{
channel = channelSave;
}
// 如果删除成功,原来时间戳遗留在this.TimeStamp中,也无害
MessageBox.Show(this, "删除记录 '" + respath.FullPath + "' 成功。");
}
// 保存记录
// parameters:
// strRecordPath 记录路径。如果==null，表示直接用textBox_recPath中当前的内容作为路径
public void SaveRecord(string strRecordPath)
{
if (strRecordPath != null)
textBox_recPath.Text = strRecordPath;
if (textBox_recPath.Text == "")
{
MessageBox.Show(this, "路径不能为空");
return;
}
ResPath respath = new ResPath(textBox_recPath.Text);
Uri uri = null;
try
{
uri = new Uri(respath.Url);
}
catch (Exception ex)
{
MessageBox.Show(this, "路径错误: " + ex.Message);
return;
}
// 保存到文件
if (uri.IsFile)
{
MessageBox.Show(this, "暂时不支持保存到文件");
return;
}
string strError;
string strXml = "";
bool bHasUploadedFile = false;
int nRet = GetXmlRecord(out strXml,
out bHasUploadedFile,
out strError);
if (nRet == -1)
{
MessageBox.Show(this, strError);
return;
}
byte [] baOutputTimeStamp = null;
string strOutputPath = "";
long lRet = 0;
int nUploadCount = 0;
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在保存记录 " + respath.FullPath);
stop.BeginLoop();
EnableControlsInLoading(true);
//string strTemp = ByteArray.GetHexTimeStampString(this.TimeStamp);
if (String.IsNullOrEmpty(this.strDatabaseOriginPath) == false
&& bHasUploadedFile == true
&& respath.FullPath != this.strDatabaseOriginPath)
{
ResPath respath_old = new ResPath(this.strDatabaseOriginPath);
if (respath_old.Url != respath.Url)
{
MessageBox.Show(this, "目前暂不支持跨服务器情况下的资源复制。本记录中原有的已上载资源，在另存到目标库的时丢失（为空），请注意保存完后手动上载。");
goto SKIPCOPYRECORD;
}
// 复制记录
// return:
// -1 出错。错误信息在strError中
// 0或者其他 成功
nRet = channel.DoCopyRecord(respath_old.Path,
respath.Path,
false, // bool bDeleteOriginRecord,
out baOutputTimeStamp,
out strOutputPath,
out strError);
if (nRet == -1)
{
MessageBox.Show(this, "复制资源时发生错误: " + strError);
}
else
{
// 为继续保存最新XML记录作准备
respath.Path = strOutputPath; // ?形式路径其实已经确定
this.TimeStamp = baOutputTimeStamp;
}
}
SKIPCOPYRECORD:
lRet = channel.DoSaveTextRes(respath.Path,
strXml,
false, // bInlucdePreamble
"", // style
this.TimeStamp,
out baOutputTimeStamp,
out strOutputPath,
out strError);
EnableControlsInLoading(false);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (lRet == -1)
{
MessageBox.Show(this, "保存记录失败，原因: "+strError);
return;
}
//
this.TimeStamp = baOutputTimeStamp;
respath.Path = strOutputPath;
textBox_recPath.Text = respath.FullPath;
////
this.strDatabaseOriginPath = respath.Url + "?" + strOutputPath; // 保存从数据库中来的原始path
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在保存资源 " + respath.FullPath);
stop.BeginLoop();
EnableControlsInLoading(true);
Debug.Assert(channel != null, "");
// 保存对象资源,循环对象列表就可以了
nUploadCount = this.listView_resFiles.DoUpload(
respath.Path,
channel,
stop,
out strError);
EnableControlsInLoading(false);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
}
finally
{
channel = channelSave;
}
if (nUploadCount == -1)
{
MessageBox.Show(this, "XML记录保存成功, 但保存资源失败，原因: "+strError);
return;
}
if (nUploadCount > 0)
{
// 使用Channel
channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
// 需要重新获得时间戳
string strStyle = "timestamp,metadata"; // withresmetadata
string strMetaData = "";
string strContent = "";
try
{
lRet = channel.GetRes(respath.Path,
strStyle,
out strContent,
out strMetaData,
out baOutputTimeStamp,
out strOutputPath,
out strError);
if (lRet == -1)
{
MessageBox.Show(this, "重新获得时间戳 '" + respath.FullPath + "' 失败。原因 : " + strError);
return;
}
}
finally
{
channel = channelSave;
}
this.TimeStamp = baOutputTimeStamp; // 设置时间戳很重要。即便xml不合法，也应设置好时间戳，否则窗口无法进行正常删除。
this.m_strMetaData = strMetaData; // 记忆XML记录的元数据
}
this.Changed = false;
MessageBox.Show(this, "保存记录 '" + respath.FullPath + "' 成功。");
}
private void button_OK_Click(object sender, System.EventArgs e)
{
string strMetaData = "";
// TODO: 一旦遇到问题，可以放开注释试验
// this.textBox_content.Text = RemoveSingle0a(this.textBox_content.Text);
if (this.Obj != null)
{
if (this.IsText == true)
{
byte[] baContent = StringUtil.GetUtf8Bytes(this.textBox_content.Text, true);
this.Obj.Content = baContent;
}
else
{
if (this.Stream != null)
{
this.Obj.Content = new byte[this.Stream.Length];
this.Stream.Seek(0, SeekOrigin.Begin);
this.Stream.Read(this.Obj.Content,
0, (int)this.Stream.Length);
}
else
{
this.Obj.Content = null;
}
}
StringUtil.ChangeMetaData(ref strMetaData,
null, // string strID,
this.LocalPath, // string strLocalPath,
this.Mime, // string strMimeType,
null, // string strLastModified,
null, // string strPath,
null); // string strTimestamp)
this.Obj.Metadata = strMetaData;
this.Obj.Changed = true;
this.DialogResult = DialogResult.OK;
this.Close();
return;
}
this.channel = Channels.GetChannel(this.ServerUrl);
Debug.Assert(channel != null, "Channels.GetChannel() 异常");
DigitalPlatform.Stop stop = null;
if (stopManager != null)
{
stop = new DigitalPlatform.Stop();
stop.Register(this.stopManager, true); // 和容器关联
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在保存配置文件: " + this.Path);
stop.BeginLoop();
}
if (this.IsText == true)
{
// 更新stream对象内容
byte[] baContent = StringUtil.GetUtf8Bytes(this.textBox_content.Text, true);
this.Stream = new MemoryStream(baContent); // !!! 什么时候释放?
/*
this.Stream.SetLength(0);
StreamWriter sw = new StreamWriter(this.Stream, Encoding.UTF8);
sw.Write(this.textBox_content.Text);
*/
}
if (this.Stream != null)
this.Stream.Seek(0, SeekOrigin.Begin);
// 保存配置文件
string strError = "";
byte[] baOutputTimestamp = null;
string strOutputPath = "";
string strStyle = "";
if (this.checkBox_autoCreate.Checked == true)
{
if (strStyle != "")
strStyle += ",";
strStyle += "autocreatedir";
}
StringUtil.ChangeMetaData(ref strMetaData,
null, // string strID,
this.LocalPath, // string strLocalPath,
this.Mime, // string strMimeType,
null, // string strLastModified,
null, // string strPath,
null); // string strTimestamp)
string strRange = "";
if (this.Stream != null && this.Stream.Length != 0)
{
Debug.Assert(this.Stream.Length != 0, "test");
strRange = "0-" + Convert.ToString(this.Stream.Length - 1);
}
long lRet = channel.DoSaveResObject(this.Path,
this.Stream,
(this.Stream != null && this.Stream.Length != 0) ? this.Stream.Length : 0,
strStyle,
strMetaData, // strMetadata,
strRange,
true,
this.TimeStamp, // timestamp,
out baOutputTimestamp,
out strOutputPath,
out strError);
/*
// 保存配置文件
byte[] baOutputTimeStamp = null;
string strOutputPath = "";
string strError = "";
long lRet = channel.DoSaveTextRes(this.Path,
this.textBox_content.Text,
true, // bInlucdePreamble
"", // style
this.TimeStamp,
out baOutputTimeStamp,
out strOutputPath,
out strError);
*/
if (stopManager != null)
{
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
}
if (lRet == -1)
{
MessageBox.Show(this, strError);
goto FINISH;
}
this.TimeStamp = baOutputTimestamp;
MessageBox.Show(this, "配置文件 '" + this.Path + "' 保存成功");
/////////////
FINISH:
if (stopManager != null && stop != null)
{
stop.Unregister(); // 和容器关联
stop = null;
}
this.channel = null;
this.DialogResult = DialogResult.OK;
this.Close();
}
// 递归
public int Fill(TreeNode node)
{
TreeNodeCollection children = null;
if (node == null)
{
children = this.Nodes;
}
else
{
children = node.Nodes;
}
int i;
// 填充根
if (node == null)
{
children.Clear();
TreeNode nodeNew = new TreeNode(this.ServerUrl, ResTree.RESTYPE_SERVER, ResTree.RESTYPE_SERVER);
ResTree.SetLoading(nodeNew);
NodeInfo nodeinfo = new NodeInfo();
nodeinfo.TreeNode = nodeNew;
nodeinfo.Expandable = true;
nodeinfo.DefElement = GetDefElementString(nodeNew.ImageIndex);
nodeinfo.NodeState |= NodeState.Object;
nodeNew.Tag = nodeinfo;
if (EnabledIndices != null
&& StringUtil.IsInList(nodeNew.ImageIndex, EnabledIndices) == false)
nodeNew.ForeColor = ControlPaint.LightLight(nodeNew.ForeColor);
children.Add(nodeNew);
return 0;
}
// 根以下的节点类型
ResPath respath = new ResPath(node);
string strPath = respath.Path;
//if (node != null)
// strPath = TreeViewUtil.GetPath(node);
this.channel = Channels.GetChannel(this.ServerUrl);
Debug.Assert(channel != null, "Channels.GetChannel() 异常");
ResInfoItem [] items = null;
string strError = "";
DigitalPlatform.Stop stop = null;
if (stopManager != null)
{
stop = new DigitalPlatform.Stop();
stop.Register(this.stopManager, true); // 和容器关联
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在列目录: " + this.ServerUrl + "?" + strPath);
stop.BeginLoop();
}
long lRet = channel.DoDir(strPath,
this.Lang,
null, // 不需要列出全部语言的名字
out items,
out strError);
if (stopManager != null)
{
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
stop.Unregister(); // 和容器关联
}
this.channel = null;
if (lRet == -1)
{
try
{
MessageBox.Show(this, "Channel::DoDir() Error: " + strError);
}
catch
{
// this可能已经不存在
return -1;
}
if (node != null)
{
ResTree.SetLoading(node); // 出错的善后处理，重新出现+号
node.Collapse();
}
return -1;
}
if (items != null)
{
children.Clear();
for(i=0;i<items.Length;i++)
{
// 忽略from类型节点
if (items[i].Type == ResTree.RESTYPE_FROM)
continue;
TreeNode nodeNew = new TreeNode(items[i].Name, items[i].Type, items[i].Type);
NodeInfo nodeinfo = new NodeInfo();
nodeinfo.TreeNode = nodeNew;
nodeinfo.Expandable = items[i].HasChildren;
nodeinfo.DefElement = GetDefElementString(nodeNew.ImageIndex);
nodeinfo.NodeState |= NodeState.Object;
nodeinfo.Style = items[i].Style;
nodeNew.Tag = nodeinfo;
if (items[i].HasChildren)
ResTree.SetLoading(nodeNew);
if (EnabledIndices != null
&& StringUtil.IsInList(nodeNew.ImageIndex, EnabledIndices) == false)
nodeNew.ForeColor = ControlPaint.LightLight(nodeNew.ForeColor);
children.Add(nodeNew);
}
}
return 0;
}
// 获得一个汉字的拼音
// 所获得的拼音, 是一个分号间隔的字符串, 表示对应于这个汉字的多音
// return:
// -1 error
// 1 found
// 0 not found
int GetOnePinyin(string strOneHanzi,
out string strPinyin,
out string strError)
{
strPinyin = "";
strError = "";
// 拼音库路径
string strPinyinDbPath = MainForm.AppInfo.GetString("pinyin",
"pinyin_db_path",
"");
if (String.IsNullOrEmpty(strPinyinDbPath) == true)
{
strError = "拼音库路径尚未配置。请先用菜单“帮助／系统参数设置”功能配置适当的拼音库路径。";
return -1;
}
ResPath respath = new ResPath(strPinyinDbPath);
string strDbName = respath.Path;
// 2007/4/5 改造 加上了 GetXmlStringSimple()
string strQueryXml = "<target list='" + strDbName + ":" + "汉字'><item><word>"
+ StringUtil.GetXmlStringSimple(strOneHanzi)
+ "</word><match>exact</match><relation>=</relation><dataType>string</dataType><maxCount>10</maxCount></item><lang>chi</lang></target>";
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在检索拼音 '" + strOneHanzi + "'");
stop.BeginLoop();
try
{
long nRet = channel.DoSearch(strQueryXml,
"default",
out strError);
if (nRet == -1)
{
strError = "检索拼音库时出错: " + strError;
return -1;
}
if (nRet == 0)
return 0; // not found
List<string> aPath = null;
nRet = channel.DoGetSearchResult(
"default",
1,
this.Lang,
stop,
out aPath,
out strError);
if (nRet == -1)
{
strError = "检索拼音库获取检索结果时出错: " + strError;
return -1;
}
if (aPath.Count == 0)
{
strError = "检索拼音库获取的检索结果为空";
return -1;
}
string strStyle = "content,data";
string strContent;
string strMetaData;
byte[] baTimeStamp;
string strOutputPath;
nRet = channel.GetRes((string)aPath[0],
strStyle,
// this.eventClose,
out strContent,
out strMetaData,
out baTimeStamp,
out strOutputPath,
out strError);
if (nRet == -1)
{
strError = "获取拼音记录体时出错: " + strError;
return -1;
}
// 取出拼音字符串
XmlDocument dom = new XmlDocument();
try
{
dom.LoadXml(strContent);
}
catch (Exception ex)
{
strError = "汉字 '" + strOneHanzi + "' 所获取的拼音记录 " + strContent + " XML数据装载出错: " + ex.Message;
return -1;
}
strPinyin = DomUtil.GetAttr(dom.DocumentElement, "p");
return 1;
}
finally
{
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
}
}
finally
{
channel = channelSave;
}
}
// 删除一个数据库，并删除library.xml中相关OPAC检索库定义
// 如果数据库不存在会当作出错-1来报错
int DeleteDatabase(RmsChannel channel,
string strDbName,
out string strError)
{
strError = "";
long lRet = channel.DoDeleteDB(strDbName, out strError);
if (lRet == -1 && channel.ErrorCode != ChannelErrorCode.NotFound)
return -1;
// 删除一个数据库在OPAC可检索库中的定义
// return:
// -1 error
// 0 not change
// 1 changed
int nRet = RemoveOpacDatabaseDef(
channel.Container,
strDbName,
out strError);
if (nRet == -1)
{
this.Changed = true;
return -1;
}
return 0;
}
// return:
// -1 出错
// 0 没有找到
// 1 找到
int GetMarcDefCfgFile(string strUrl,
string strDbName,
out Stream s,
out string strError)
{
strError = "";
s = null;
if (String.IsNullOrEmpty(strUrl) == true)
{
/*
strError = "URL为空";
goto ERROR1;
*/
return 0;
}
string strPath = strDbName + "/cfgs/marcdef";
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(strUrl);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
string strContent;
// string strError;
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在下载文件" + strPath);
stop.BeginLoop();
byte[] baTimeStamp = null;
string strMetaData;
string strOutputPath;
long lRet = channel.GetRes(
MainForm.cfgCache,
strPath,
out strContent,
out strMetaData,
out baTimeStamp,
out strOutputPath,
out strError);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (lRet == -1)
{
if (channel.ErrorCode == ChannelErrorCode.NotFound)
return 0;
strError = "获得配置文件 '" +strPath+ "' 时出错：" + strError;
goto ERROR1;
}
else
{
byte [] baContent = StringUtil.GetUtf8Bytes(strContent, true);
MemoryStream stream = new MemoryStream(baContent);
s = stream;
}
}
finally
{
channel = channelSave;
}
return 1;
ERROR1:
return -1;
}
// parameters:
// change_complte 数据名修改成功后的收尾工作
int ChangeDbName(
RmsChannel channel,
string strOldDbName,
string strNewDbName,
Action change_complete,
out string strError)
{
strError = "";
// TODO: 要对 strNewDbName 进行查重，看看是不是已经有同名的数据库存在了
// 另外 DoSetDBInfo() API 是否负责查重？
List<string[]> log_names = new List<string[]>();
string[] one = new string[2];
one[0] = strNewDbName;
one[1] = "zh";
log_names.Add(one);
// 修改数据库信息
// parameters:
// logicNames 逻辑库名。ArrayList。每个元素为一个string[2]类型。其中第一个字符串为名字，第二个为语言代码
// return:
// -1 出错
// 0 成功(基于WebService接口CreateDb的返回值)
long lRet = channel.DoSetDBInfo(
strOldDbName,
log_names,
null, // string strType,
null, // string strSqlDbName,
null, // string strKeysDef,
null, // string strBrowseDef,
out strError);
if (lRet == -1)
return -1;
// 数据名修改成功后的收尾工作
change_complete();
// 修改一个数据库在OPAC可检索库中的定义的名字
// return:
// -1 error
// 0 not change
// 1 changed
int nRet = RenameOpacDatabaseDef(
channel.Container,
strOldDbName,
strNewDbName,
out strError);
if (nRet == -1)
return -1;
return 0;
}
int m_nInGetCfgFile = 0; // 防止GetCfgFile()函数重入 2008/3/6
// marc编辑窗要从外部获得配置文件内容
private void MarcEditor_GetConfigFile(object sender,
DigitalPlatform.Marc.GetConfigFileEventArgs e)
{
if (m_nInGetCfgFile > 0)
{
e.ErrorInfo = "MarcEditor_GetConfigFile() 重入了";
return;
}
if (String.IsNullOrEmpty(textBox_recPath.Text))
{
e.ErrorInfo = "URL为空";
return;
}
// 下载配置文件
ResPath respath = new ResPath(textBox_recPath.Text);
string strCfgFileName = e.Path;
int nRet = strCfgFileName.IndexOf("#");
if (nRet != -1)
{
strCfgFileName = strCfgFileName.Substring(0, nRet);
}
string strPath = ResPath.GetDbName(respath.Path) + "/cfgs/" + strCfgFileName;
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
m_nInGetCfgFile++;
try
{
string strContent;
string strError;
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在下载文件" + strPath);
stop.BeginLoop();
byte[] baTimeStamp = null;
string strMetaData;
string strOutputPath;
long lRet = channel.GetRes(
MainForm.cfgCache,
strPath,
out strContent,
out strMetaData,
out baTimeStamp,
out strOutputPath,
out strError);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (lRet == -1)
{
if (channel.ErrorCode == ChannelErrorCode.NotFound)
{
e.ErrorInfo = "";
return;
}
e.ErrorInfo = "获得配置文件 '" + strPath + "' 时出错：" + strError;
return;
}
else
{
byte[] baContent = StringUtil.GetUtf8Bytes(strContent, true);
MemoryStream stream = new MemoryStream(baContent);
e.Stream = stream;
}
}
finally
{
channel = channelSave;
m_nInGetCfgFile--;
}
}
// 根据数据库模板的定义，创建一个数据库
int CreateDatabase(RmsChannel channel,
string strTemplateDir,
string strDatabaseName,
out string strError)
{
strError = "";
int nRet = 0;
List<string[]> logicNames = new List<string[]>();
string[] cols = new string[2];
cols[1] = "zh";
cols[0] = strDatabaseName;
logicNames.Add(cols);
string strKeysDefFileName = PathUtil.MergePath(strTemplateDir, "keys");
string strBrowseDefFileName = PathUtil.MergePath(strTemplateDir, "browse");
nRet = ConvertGb2312TextfileToUtf8(strKeysDefFileName,
out strError);
if (nRet == -1)
return -1;
nRet = ConvertGb2312TextfileToUtf8(strBrowseDefFileName,
out strError);
if (nRet == -1)
return -1;
string strKeysDef = "";
string strBrowseDef = "";
StreamReader sr = null;
try
{
sr = new StreamReader(strKeysDefFileName, Encoding.UTF8);
strKeysDef = sr.ReadToEnd();
sr.Close();
}
catch (Exception ex)
{
strError = "装载文件 " + strKeysDefFileName + " 时发生错误: " + ex.Message;
return -1;
}
try
{
sr = new StreamReader(strBrowseDefFileName, Encoding.UTF8);
strBrowseDef = sr.ReadToEnd();
sr.Close();
}
catch (Exception ex)
{
strError = "装载文件 " + strBrowseDefFileName + " 时发生错误: " + ex.Message;
return -1;
}
long lRet = channel.DoCreateDB(logicNames,
"", // strType,
"", // strSqlDbName,
strKeysDef,
strBrowseDef,
out strError);
if (lRet == -1)
{
strError = "创建数据库 " + strDatabaseName + " 时发生错误: " + strError;
return -1;
}
lRet = channel.DoInitialDB(strDatabaseName,
out strError);
if (lRet == -1)
{
strError = "初始化数据库 " + strDatabaseName + " 时发生错误: " + strError;
return -1;
}
// 增补其他数据从属对象
/*
List<string> subdirs = new List<string>();
// 创建所有目录对象
GetSubdirs(strTemplateDir, ref subdirs);
for (int i = 0; i < subdirs.Count; i++)
{
string strDiskPath = subdirs[i];
// 反过来推算为逻辑路径
// 或者预先在获得的数组中就存放为部分(逻辑)路径？
string strPath = "";
// 在服务器端创建对象
// parameters:
// strStyle 风格。当创建目录的时候，为"createdir"，否则为空
// return:
// -1 错误
// 1 以及存在同名对象
// 0 正常返回
nRet = NewServerSideObject(
channel,
strPath,
"createdir",
null,
null,
out strError);
if (nRet == -1)
return -1;
}
// 列出每个目录中的文件，并在服务器端创建之
// 注意模板目录下的文件，被当作cfgs中的文件来创建
* */
DirectoryInfo di = new DirectoryInfo(strTemplateDir);
FileInfo[] fis = di.GetFiles();
// 创建所有文件对象
for (int i = 0; i < fis.Length; i++)
{
string strName = fis[i].Name;
if (strName == "." || strName == "..")
continue;
if (strName.ToLower() == "keys"
|| strName.ToLower() == "browse")
continue;
string strFullPath = fis[i].FullName;
nRet = ConvertGb2312TextfileToUtf8(strFullPath,
out strError);
if (nRet == -1)
return -1;
Stream s = new FileStream(strFullPath, FileMode.Open);
try
{
string strPath = strDatabaseName + "/cfgs/" + strName;
// 在服务器端创建对象
// parameters:
// strStyle 风格。当创建目录的时候，为"createdir"，否则为空
// return:
// -1 错误
// 1 以及存在同名对象
// 0 正常返回
nRet = NewServerSideObject(
channel,
strPath,
"",
s,
null,
out strError);
if (nRet == -1)
return -1;
}
finally
{
s.Close();
}
}
return 0;
}
private void MarcEditor_GetConfigDom(object sender, GetConfigDomEventArgs e)
{
if (String.IsNullOrEmpty(textBox_recPath.Text) == true)
{
e.ErrorInfo = "记录路径为空，无法获得配置文件 '" + e.Path + "'";
return;
}
ResPath respath = new ResPath(textBox_recPath.Text);
// 得到干净的文件名
string strCfgFileName = e.Path;
int nRet = strCfgFileName.IndexOf("#");
if (nRet != -1)
{
strCfgFileName = strCfgFileName.Substring(0, nRet);
}
string strPath = ResPath.GetDbName(respath.Path) + "/cfgs/" + strCfgFileName;
// 在cache中寻找
e.XmlDocument = this.MainForm.DomCache.FindObject(strPath);
if (e.XmlDocument != null)
return;
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
m_nInGetCfgFile++;
try
{
string strContent;
string strError;
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在下载文件" + strPath);
stop.BeginLoop();
byte[] baTimeStamp = null;
string strMetaData;
string strOutputPath;
long lRet = channel.GetRes(
MainForm.cfgCache,
strPath,
out strContent,
out strMetaData,
out baTimeStamp,
out strOutputPath,
out strError);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (lRet == -1)
{
if (channel.ErrorCode == ChannelErrorCode.NotFound)
{
e.ErrorInfo = "";
return;
}
e.ErrorInfo = "获得配置文件 '" + strPath + "' 时出错：" + strError;
return;
}
XmlDocument dom = new XmlDocument();
try
{
dom.LoadXml(strContent);
}
catch (Exception ex)
{
e.ErrorInfo = "配置文件 '" + strPath + "' 装入XMLDUM时出错: " + ex.Message;
return;
}
e.XmlDocument = dom;
this.MainForm.DomCache.SetObject(strPath, dom); // 保存到缓存
}
finally
{
channel = channelSave;
m_nInGetCfgFile--;
}
}
// 数据库是否已经存在？
// return:
// -1 error
// 0 not exist
// 1 exist
// 2 其他类型的同名对象已经存在
int IsDatabaseExist(
RmsChannel channel,
string strDatabaseName,
out string strError)
{
strError = "";
// 看看数据库是否已经存在
ResInfoItem[] items = null;
long lRet = channel.DoDir("",
"zh",
"", // style
out items,
out strError);
if (lRet == -1)
{
strError = "列服务器 " + channel.Url + " 下全部数据库目录的时候出错: " + strError;
return -1;
}
for (int i = 0; i < items.Length; i++)
{
if (items[i].Name == strDatabaseName)
{
if (items[i].Type == ResTree.RESTYPE_DB)
{
strError = "数据库 " + strDatabaseName + " 已经存在。";
return 1;
}
else
{
strError = "和数据库 " + strDatabaseName + " 同名的非数据库类型对象已经存在。";
return 2;
}
}
}
return 0;
}
public void LoadTemplate()
{
if (this.Changed == true)
{
DialogResult result = MessageBox.Show(this,
"装载模板前,发现当前窗口中已有内容修改后未来得及保存。是否要继续装载模板到窗口中(这样将丢失先前修改的内容)?\r\n\r\n(是)继续装载模板 (否)不装载模板",
"dp2rms",
MessageBoxButtons.YesNo,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button2);
if (result != DialogResult.Yes)
{
MessageBox.Show(this, "装载模板操作被放弃...");
return;
}
}
OpenResDlg dlg = new OpenResDlg();
dlg.Font = GuiUtil.GetDefaultFont();
dlg.Text = "请选择目标数据库";
dlg.EnabledIndices = new int[] { ResTree.RESTYPE_DB };
dlg.ap = this.MainForm.AppInfo;
dlg.ApCfgTitle = "detailform_openresdlg";
dlg.Path = textBox_recPath.Text;
dlg.Initial( MainForm.Servers,
this.Channels);
// dlg.StartPosition = FormStartPosition.CenterScreen;
dlg.ShowDialog(this);
if (dlg.DialogResult != DialogResult.OK)
return;
textBox_recPath.Text = dlg.Path + "/?"; // 为了追加保存
// 下载配置文件
ResPath respath = new ResPath(dlg.Path);
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
string strContent;
string strError;
string strCfgFilePath = respath.Path + "/cfgs/template";
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在下载文件" + strCfgFilePath);
stop.BeginLoop();
byte[] baTimeStamp = null;
string strMetaData;
string strOutputPath;
long lRet = channel.GetRes(
MainForm.cfgCache,
strCfgFilePath,
// this.eventClose,
out strContent,
out strMetaData,
out baTimeStamp,
out strOutputPath,
out strError);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
if (lRet == -1)
{
this.TimeStamp = null;
MessageBox.Show(this, strError);
return;
}
else
{
// MessageBox.Show(this, strContent);
SelectRecordTemplateDlg tempdlg = new SelectRecordTemplateDlg();
tempdlg.Font = GuiUtil.GetDefaultFont();
int nRet = tempdlg.Initial(strContent, out strError);
if (nRet == -1)
{
MessageBox.Show(this, "装载配置文件 '" + strCfgFilePath + "' 发生错误: " + strError);
return;
}
tempdlg.ap = this.MainForm.AppInfo;
tempdlg.ApCfgTitle = "detailform_selecttemplatedlg";
tempdlg.ShowDialog(this);
if (tempdlg.DialogResult != DialogResult.OK)
return;
this.TimeStamp = null;
this.m_strMetaData = ""; // 记忆XML记录的元数据
this.strDatabaseOriginPath = ""; // 保存从数据库中来的原始path
nRet = this.SetRecordToControls(tempdlg.SelectedRecordXml,
out strError);
if (nRet == -1)
{
MessageBox.Show(this, strError);
return;
}
this.TimeStamp = baTimeStamp;
this.Text = respath.ReverseFullPath;
}
}
finally
{
channel = channelSave;
}
}
private void button_OK_Click(object sender, System.EventArgs e)
{
if (textBox_url.Text == "")
{
MessageBox.Show(this, "尚未指定服务器URL...");
return;
}
if (textBox_newPassword.Text != textBox_newPasswordConfirm.Text)
{
MessageBox.Show(this, "新密码和确认密码不一致，请重新输入...");
return;
}
if (textBox_userName.Text == "")
{
MessageBox.Show(this, "尚未输入用户名。");
return;
}
channel = Channels.GetChannel(textBox_url.Text);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在修改密码...");
stop.BeginLoop();
int nRet;
string strError;
EnableControls(false);
button_Cancel.Text = "中断";
nRet = channel.ChangePassword(
textBox_userName.Text,
textBox_oldPassword.Text,
textBox_newPassword.Text,
checkBox_manager.Checked,
out strError);
EnableControls(true);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
button_Cancel.Enabled = true; // 因为Cancel按钮还有退出对话框的功能
button_Cancel.Text = "取消";
if (nRet == -1)
goto ERROR1;
channel = null;
MessageBox.Show(this, "密码修改成功。");
this.DialogResult = DialogResult.OK;
this.Close();
return;
ERROR1:
button_Cancel.Enabled = true;
button_Cancel.Text = "取消";
channel = null;
MessageBox.Show(this, "修改密码失败，原因：" + strError);
}
// 装载记录
// 把strRecordPath表示的记录装载到窗口中，并且在窗口第一行
// 路径内容设置好
// parameters:
// strRecordPath 记录路径。如果==null，表示直接用textBox_recPath中当前的内容作为路径
// strExtStyle 如果为null，表示获取strRecordPath或textbox表示的记录。如果为"next"或"prev"，
// 则表示取其后或前一条记录
// return:
// -2 放弃
// -1 出错
// 0 正常
// 1 到头或者到尾
public int LoadRecord(string strRecordPath,
string strExtStyle,
out string strError)
{
strError = "";
EnableControlsInLoading(true);
try
{
if (this.Changed == true)
{
DialogResult result = MessageBox.Show(this,
"装载新内容前, 发现当前窗口中已有内容修改后未来得及保存。是否要继续装载新内容到窗口中(这样将丢失先前修改过的内容)?\r\n\r\n(是)继续装载新内容 (否)不装载新内容",
"dp2rms",
MessageBoxButtons.YesNo,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button2);
if (result != DialogResult.Yes)
{
strError = "装载新内容操作被放弃...";
return -2;
}
}
if (strRecordPath != null)
textBox_recPath.Text = strRecordPath;
ResPath respath = new ResPath(textBox_recPath.Text);
this.Text = respath.ReverseFullPath;
string strContent;
string strMetaData;
// string strError;
byte [] baTimeStamp = null;
string strOutputPath;
// 使用Channel
RmsChannel channelSave = channel;
channel = Channels.GetChannel(respath.Url);
Debug.Assert(channel != null, "Channels.GetChannel 异常");
try
{
string strStyle = "content,data,metadata,timestamp,outputpath,withresmetadata"; //
if (strExtStyle != null && strExtStyle != "")
{
strStyle += "," + strExtStyle;
}
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在装载记录" + respath.FullPath);
stop.BeginLoop();
long lRet = channel.GetRes(respath.Path,
strStyle,
// this.eventClose,
out strContent,
out strMetaData,
out baTimeStamp,
out strOutputPath,
out strError);
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
this.TimeStamp = baTimeStamp; // 设置时间戳很重要。即便xml不合法，也应设置好时间戳，否则窗口无法进行正常删除。
this.strDatabaseOriginPath = respath.Url+"?"+strOutputPath; // 保存从数据库中来的原始path
if (lRet == -1)
{
if (channel.ErrorCode == ChannelErrorCode.NotFoundSubRes)
{
// 下级资源不存在, 警告一下就行了
MessageBox.Show(this, strError);
goto CONTINUELOAD;
}
else if (channel.ErrorCode == ChannelErrorCode.NotFound)
{
if (strExtStyle == "prev")
strError = "到头";
else if (strExtStyle == "next")
strError = "到尾";
return 1;
}
else
{
// this.TimeStamp = null;
strError = "从路径 '"+respath.Path+"' 获取记录时出错: " + strError;
return -1;
}
}
}
finally
{
channel = channelSave;
}
CONTINUELOAD:
respath.Path = strOutputPath;
textBox_recPath.Text = respath.FullPath;
//string strTemp = ByteArray.GetHexTimeStampString(baTimeStamp);
this.m_strMetaData = strMetaData; // 记忆XML记录的元数据
int nRet = SetRecordToControls(strContent,
out strError);
if (nRet == -1)
return -1;
return 0;
}
finally
{
EnableControlsInLoading(false);
}
}
// 获得一行信息
int GetLineInfo(
RmsChannel channel,
string strPath,
out string strSender,
out string strRecipient,
out string strSubject,
out string strDate,
out string strSize,
out bool bTouched,
out string strError)
{
strSender = "";
strRecipient = "";
strSubject = "";
strDate = "";
strSize = "";
bTouched = false;
strError = "";
// 将种记录数据从XML格式转换为HTML格式
string strMetaData = "";
byte[] timestamp = null;
string strXml = "";
string strOutputPath = "";
long lRet = channel.GetRes(strPath,
out strXml,
out strMetaData,
out timestamp,
out strOutputPath,
out strError);
if (lRet == -1)
{
// text-level: 内部错误
strError = "获得消息记录 '" + strPath + "' 时出错: " + strError;
return -1;
}
XmlDocument dom = new XmlDocument();
try
{
dom.LoadXml(strXml);
}
catch (Exception ex)
{
// text-level: 内部错误
strError = "装载XML记录进入DOM时出错: " + ex.Message;
return -1;
}
strSender = DomUtil.GetElementText(dom.DocumentElement,
"sender");
strRecipient = DomUtil.GetElementText(dom.DocumentElement,
"recipient");
strSubject = DomUtil.GetElementText(dom.DocumentElement,
"subject");
strDate = DomUtil.GetElementText(dom.DocumentElement,
"date");
strDate = DateTimeUtil.LocalTime(strDate);
strSize = DomUtil.GetElementText(dom.DocumentElement,
"size");
string strTouched = DomUtil.GetElementText(dom.DocumentElement,
"touched");
if (strTouched == "1")
bTouched = true;
else
bTouched = false;
return 0;
}
private void CfgFileEditDlg_Load(object sender, System.EventArgs e)
{
button_export.Enabled = false;
MemoryStream stream = null;
string strMetaData;
string strError = "";
string strMime = "";
Hashtable values = null;
if (Obj != null)
{
if (this.Obj.Content != null)
{
stream = new MemoryStream(this.Obj.Content);
this.Stream = stream;
this.Stream.Seek(0, SeekOrigin.Begin);
button_export.Enabled = true;
}
this.TimeStamp = this.Obj.TimeStamp;
strMetaData = this.Obj.Metadata;
// 观察mime
// 取metadata
values = StringUtil.ParseMetaDataXml(strMetaData,
out strError);
if (values == null)
{
MessageBox.Show(this, strError);
return;
}
strMime = (string)values["mimetype"];
if (strMime == null || strMime == "")
strMime = "text";
this.Mime = strMime;
this.LocalPath = (string)values["localpath"];
if (this.LocalPath == null)
this.LocalPath = "";
this.textBox_content.Text = "";
// string strFirstPart = StringUtil.GetFirstPartPath(ref strMime);
if (this.IsText == true)
{
if (this.Stream != null)
{
this.Stream.Seek(0, SeekOrigin.Begin);
using (StreamReader sr = new StreamReader(this.Stream, Encoding.UTF8))
{
this.textBox_content.Text = ConvertCrLf(sr.ReadToEnd());
}
}
}
else
{
}
//////
button_OK.Enabled = false;
this.textBox_content.SelectionStart = 0;
this.textBox_content.SelectionLength = 0;
return;
}
this.channel = Channels.GetChannel(this.ServerUrl);
Debug.Assert(channel != null, "Channels.GetChannel() 异常");
DigitalPlatform.Stop stop = null;
if (stopManager != null)
{
stop = new DigitalPlatform.Stop();
stop.Register(this.stopManager, true); // 和容器关联
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在下载配置文件: " + this.Path);
stop.BeginLoop();
}
// string strContent = "";
byte[] baTimeStamp = null;
string strOutputPath;
string strStyle = "content,data,metadata,timestamp,outputpath";
// string strStyle = "attachment,data,metadata,timestamp,outputpath";
stream = new MemoryStream();
long lRet = channel.GetRes(
this.Path,
stream,
stop, // stop,
strStyle,
null, // byte [] input_timestamp,
out strMetaData,
out baTimeStamp,
out strOutputPath,
out strError);
/*
long lRet = channel.GetRes((
this.Path,
out strContent,
out strMetaData,
out baTimeStamp,
out strOutputPath,
out strError);
*/
if (stopManager != null)
{
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
}
if (lRet == -1)
{
MessageBox.Show(this, strError);
goto FINISH;
}
this.Stream = stream;
this.Stream.Seek(0, SeekOrigin.Begin);
button_export.Enabled = true;
this.TimeStamp = baTimeStamp;
// 观察mime
// 取metadata
values = StringUtil.ParseMetaDataXml(strMetaData,
out strError);
if (values == null)
{
MessageBox.Show(this, strError);
goto FINISH;
}
strMime = (string)values["mimetype"];
if (strMime == null || strMime == "")
strMime = "text";
this.Mime = strMime;
this.LocalPath = (string)values["localpath"];
if (this.LocalPath == null)
this.LocalPath = "";
// string strFirstPart = StringUtil.GetFirstPartPath(ref strMime);
if (this.IsText == true)
{
this.Stream.Seek(0, SeekOrigin.Begin);
using (StreamReader sr = new StreamReader(this.Stream, Encoding.UTF8))
{
this.textBox_content.Text = ConvertCrLf(sr.ReadToEnd());
}
// 注意，此后 this.Stream 被关闭
}
else
{
//this.textBox_content.Text = "<二进制内容无法直接编辑>";
//this.textBox_content.ReadOnly = true;
//this.button_format.Enabled = false;
}
//////
button_OK.Enabled = false;
FINISH:
if (stopManager != null && stop != null)
{
stop.Unregister(); // 和容器关联
stop = null;
}
this.channel = null;
this.textBox_content.SelectionStart = 0;
this.textBox_content.SelectionLength = 0;
}
