void loader_Prompt(object sender, MessagePromptEventArgs e)
{
if (this.Prompt != null)
{
this.Prompt(sender, e);
}
}
private static void Loader_Prompt(object sender, MessagePromptEventArgs e)
{
if (Prompt != null)
{
Prompt(sender, e);
}
}
private void FingerPrint_Prompt(object sender, MessagePromptEventArgs e)
{
// TODO: 不再出现此对话框。不过重试有个次数限制，同一位置失败多次后总要出现对话框才好
if (e.Actions == "yes,no,cancel")
{
DialogResult result = MessageBox.Show(this,
e.MessageText + "\r\n\r\n是否重试操作?\r\n\r\n(是: 重试; 否: 跳过本次操作，继续后面的操作; 取消: 停止全部操作)",
"ReportForm",
MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
if (result == DialogResult.Yes)
{
e.ResultAction = "yes";
}
else if (result == DialogResult.Cancel)
{
e.ResultAction = "cancel";
}
else
{
e.ResultAction = "no";
}
}
}
// 2017/6/16
void m_loader_Prompt(object sender, MessagePromptEventArgs e)
{
MessagePromptEventHandler handler = this.Prompt;
if (handler != null)
{
handler(sender, e);
}
}
void loader_Prompt(object sender, MessagePromptEventArgs e)
{
// TODO: 不再出现此对话框。不过重试有个次数限制，同一位置失败多次后总要出现对话框才好
if (e.Actions == "yes,no,cancel")
{
#if NO
DialogResult result = MessageBox.Show(this,
e.MessageText + "\r\n\r\n是否重试操作?\r\n\r\n(是: 重试; 否: 跳过本次操作，继续后面的操作; 取消: 停止全部操作)",
"ReportForm",
MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
if (result == DialogResult.Yes)
{
e.ResultAction = "yes";
}
else if (result == DialogResult.Cancel)
{
e.ResultAction = "cancel";
}
else
{
e.ResultAction = "no";
}
#endif
DialogResult result = AutoCloseMessageBox.Show(this,
e.MessageText + "\r\n\r\n将自动重试操作\r\n\r\n(点右上角关闭按钮可以中断批处理)",
20 * 1000,
"OperLogStatisForm");
if (result == DialogResult.Cancel)
{
e.ResultAction = "no";
}
else
{
e.ResultAction = "yes";
}
}
}
// 处理一小批指纹数据的装入
// parameters:
static void GetSomeFingerprintData(
LibraryChannel channel,
List <string> lines,
CancellationToken token,
out List <DigitalPlatform.LibraryClient.localhost.Record> records)
{
// strError = "";
records = new List <DigitalPlatform.LibraryClient.localhost.Record>();
for (; ;)
{
token.ThrowIfCancellationRequested();
DigitalPlatform.LibraryClient.localhost.Record[] searchresults = null;
string[] paths = new string[lines.Count];
lines.CopyTo(paths);
REDO_GETRECORDS:
long lRet = channel.GetBrowseRecords(
null,
paths,
"id,cols,format:cfgs/browse_fingerprint",
out searchresults,
out string strError);
if (lRet == -1)
{
#if NO
DialogResult temp_result = MessageBox.Show(this,
strError + "\r\n\r\n是否重试?",
"ReaderSearchForm",
MessageBoxButtons.RetryCancel,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
if (temp_result == DialogResult.Retry)
{
goto REDO_GETRECORDS;
}
return(-1);
#endif
if (Prompt != null)
{
MessagePromptEventArgs e = new MessagePromptEventArgs
{
// e.MessageText = "获得书目记录 '"+strCommand+"' ("+StringUtil.MakePathList(format_list)+") 时发生错误： " + strError;
MessageText = strError + "\r\n\r\n是否重试?",
Actions = "yes,no,cancel"
};
Prompt(channel, e);
if (e.ResultAction == "cancel")
{
throw new ChannelException(channel.ErrorCode, strError);
}
else if (e.ResultAction == "yes")
{
goto REDO_GETRECORDS;
}
else
{
// no 也是抛出异常。因为继续下一批代价太大
throw new ChannelException(channel.ErrorCode, strError);
}
}
else
{
throw new ChannelException(channel.ErrorCode, strError);
}
}
records.AddRange(searchresults);
// 去掉已经做过的一部分
lines.RemoveRange(0, searchresults.Length);
if (lines.Count == 0)
{
break;
}
}
}
public void Loader_Prompt(object sender, MessagePromptEventArgs e)
{
if (Prompt != null)
Prompt(sender, e);
}
public IEnumerator GetEnumerator()
{
List <string> batch = new List <string>();
for (int index = 0; index < m_barcodes.Count; index++)
{
string s = m_barcodes[index];
if (string.IsNullOrEmpty(s) == true)
{
throw new Exception("册条码号字符串不允许为空 (index=" + index.ToString() + ")");
}
batch.Add(s);
// 每100个一批，或者最后一次
if (batch.Count >= 100 ||
(index == m_barcodes.Count - 1 && batch.Count > 0))
{
REDO_GETITEMINFO:
string strBiblio = "";
string strResult = "";
string strError = "";
long lRet = this.Channel.GetItemInfo(
this.Stop,
"@barcode-list:" + StringUtil.MakePathList(batch),
"get-path-list",
out strResult,
"", // strBiblioType,
out strBiblio,
out strError);
if (lRet == -1)
{
if (this.Prompt != null)
{
MessagePromptEventArgs e = new MessagePromptEventArgs();
e.MessageText = "通过册条码号获得记录路径时发生错误： " + strError;
e.Actions = "yes,no,cancel";
this.Prompt(this, e);
if (e.ResultAction == "cancel")
{
throw new Exception(strError);
}
else if (e.ResultAction == "yes")
{
if (this.Stop != null)
{
this.Stop.Continue();
}
goto REDO_GETITEMINFO;
}
else
{
}
}
else
{
throw new ChannelException(Channel.ErrorCode, strError);
}
}
List <string> recpaths = StringUtil.SplitList(strResult);
if (batch.Count != recpaths.Count)
{
strError = "batch.Count != recpaths.Count";
throw new Exception(strError);
}
Debug.Assert(batch.Count == recpaths.Count, "");
int i = 0;
foreach (string recpath in recpaths)
{
EntityItem item = new EntityItem();
item.Barcode = batch[i];
if (string.IsNullOrEmpty(recpath) == false &&
recpath[0] == '!')
{
item.ErrorInfo = recpath.Substring(1);
}
else
{
item.RecPath = recpath;
}
i++;
yield return(item);
}
batch.Clear();
}
}
}
public IEnumerator GetEnumerator()
{
string strError = "";
int nRet = 0;
long lRet = 0;
if ((this.LogType & dp2Circulation.LogType.AccessLog) != 0 &&
(this.LogType & dp2Circulation.LogType.OperLog) != 0)
{
throw new ArgumentException("OperLogItemLoader 的 LogType 只能使用一种类型");
}
if (this.Stop != null && this.estimate != null)
{
this.Stop.SetMessage("正在装入日志文件 " + this.FileName + " 中的记录。"
+ "剩余时间 " + ProgressEstimate.Format(estimate.Estimate(lProgressValue)) + " 已经过时间 " + ProgressEstimate.Format(estimate.delta_passed));
}
string strXml = "";
long lAttachmentTotalLength = 0;
byte[] attachment_data = null;
long lFileSize = 0;
if (lServerFileSize == -1)
{
long _lServerFileSize = 0;
string strStyle = "level-" + Level.ToString();
if ((this.LogType & dp2Circulation.LogType.AccessLog) != 0)
{
strStyle += ",accessLog";
}
// 获得服务器端日志文件尺寸
lRet = this.Channel.GetOperLog(
this.Stop,
this.FileName,
-1, // lIndex,
-1, // lHint,
strStyle,
"", // strFilter
out strXml,
out _lServerFileSize,
0, // lAttachmentFragmentStart,
0, // nAttachmentFramengLength,
out attachment_data,
out lAttachmentTotalLength,
out strError);
// 2015/11/25
if (lRet == -1)
{
throw new Exception(strError);
}
this.lServerFileSize = _lServerFileSize;
if (lRet == 0)
{
yield break;
}
// 2015/11/25
if (_lServerFileSize == -1)
{
yield break; // 此类型的日志尚未启用
}
}
Stream stream = null;
bool bCacheFileExist = false;
bool bRemoveCacheFile = false; // 是否要自动删除未全部完成的本地缓存文件
bool bAutoCache = this.AutoCache;
if (bAutoCache == true)
{
string strFileName = this.FileName;
if ((this.LogType & dp2Circulation.LogType.AccessLog) != 0)
{
strFileName = this.FileName + ".a";
}
nRet = PrepareCacheFile(
this.CacheDir,
strFileName, // this.FileName,
lServerFileSize,
out bCacheFileExist,
out stream,
out strError);
if (nRet == -1)
{
throw new Exception(strError);
}
if (bCacheFileExist == false && stream != null)
{
bRemoveCacheFile = true;
}
}
try
{
if (bCacheFileExist == true)
{
lFileSize = stream.Length;
}
else
{
lFileSize = lServerFileSize;
}
// stop.SetProgressRange(0, lTotalSize);
if (String.IsNullOrEmpty(Range) == true)
{
Range = "0-" + (long.MaxValue - 1).ToString(); // "0-9999999999";
}
RangeList rl = new RangeList(Range);
for (int i = 0; i < rl.Count; i++)
{
RangeItem ri = (RangeItem)rl[i];
// 让 100- 这样的 range 可以使用
if (ri.lLength == -1)
{
ri.lLength = long.MaxValue - ri.lStart;
}
OperLogInfo[] records = null;
long lStartRecords = 0;
long lHint = -1;
long lHintNext = -1;
for (long lIndex = ri.lStart; lIndex < ri.lStart + ri.lLength; lIndex++)
{
Application.DoEvents();
if (this.Stop != null && this.Stop.State != 0)
{
strError = "用户中断";
throw new Exception(strError);
// yield break; ?
}
if (lIndex == ri.lStart)
{
lHint = -1;
}
else
{
lHint = lHintNext;
}
if (bCacheFileExist == true)
{
if (lHint == -1)
{
// return:
// -1 error
// 0 成功
// 1 到达文件末尾或者超出
nRet = LocationRecord(stream,
lIndex,
out strError);
if (nRet == -1)
{
throw new Exception(strError);
}
}
else
{
// 根据暗示找到
if (lHint == stream.Length)
{
break;
}
if (lHint > stream.Length)
{
strError = "lHint参数值不正确";
throw new Exception(strError);
}
if (stream.Position != lHint)
{
stream.Seek(lHint, SeekOrigin.Begin);
}
}
nRet = ReadCachedEnventLog(
stream,
out strXml,
out lAttachmentTotalLength,
out strError);
if (nRet == -1)
{
throw new Exception(strError);
}
lHintNext = stream.Position;
}
else
{
if (records == null || lIndex /*- ri.lStart*/ >= lStartRecords + records.Length)
{
int nCount = -1;
if (ri.lLength >= Int32.MaxValue)
{
nCount = -1; // 500; // -1;
}
else
{
nCount = (int)ri.lLength; // Math.Min(500, (int)ri.lLength);
}
string strStyle = "level-" + Level.ToString();
if ((this.LogType & dp2Circulation.LogType.AccessLog) != 0)
{
strStyle += ",accessLog";
}
REDO:
// 获得日志
// return:
// -1 error
// 0 file not found
// 1 succeed
// 2 超过范围，本次调用无效
lRet = this.Channel.GetOperLogs(
this.Stop,
this.FileName,
lIndex,
lHint,
nCount,
strStyle,
this.Filter, // strFilter
out records,
out strError);
if (lRet == -1)
{
#if NO
DialogResult result = MessageBox.Show(owner,
"获取日志信息 (" + this.FileName + " " + lIndex.ToString() + ") 的操作发生错误： " + strError + "\r\n\r\n是否重试操作?\r\n\r\n(是: 重试; 否: 跳过本次操作，继续后面的操作; 放弃: 停止全部操作)",
"OperLogItemLoader",
MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
if (result == DialogResult.Yes)
{
goto REDO;
}
if (result == DialogResult.Cancel)
{
throw new Exception(strError);
}
else
{
// TODO: 是否要在listview中装入一条表示出错的行?
lHintNext = -1;
continue;
}
#endif
if (this.Prompt != null)
{
MessagePromptEventArgs e = new MessagePromptEventArgs();
e.MessageText = "获取 " + this._logType.ToString() + " 日志信息 (" + this.FileName + " " + lIndex.ToString() + ") 的操作发生错误： " + strError;
e.Actions = "yes,no,cancel";
this.Prompt(this, e);
if (e.ResultAction == "cancel")
{
throw new Exception(strError);
}
else if (e.ResultAction == "yes")
{
if (this.Stop != null)
{
this.Stop.Continue();
}
goto REDO;
}
else
{
lHintNext = -1;
continue;
}
}
else
{
throw new Exception(strError);
}
}
if (lRet == 0)
{
yield break;
}
if (lRet == 2)
{
break;
}
// records数组表示的起点位置
lStartRecords = lIndex /* - ri.lStart*/;
}
OperLogInfo info = records[lIndex - lStartRecords];
strXml = info.Xml;
lHintNext = info.HintNext;
lAttachmentTotalLength = info.AttachmentLength;
// 写入本地缓存的日志文件
if (stream != null)
{
try
{
WriteCachedEnventLog(
stream,
strXml,
lAttachmentTotalLength);
}
catch (Exception ex)
{
strError = "写入本地缓存文件的时候出错: " + ex.Message;
throw new Exception(strError);
}
}
}
#if NO
// 2011/12/30
// 日志记录可能动态地增加了，超过了原先为ProgressBar设置的范围
if (lFizeTotalSize < (int)lHintNext)
{
lFizeTotalSize = lHintNext;
stop.SetProgressRange(0, lFizeTotalSize);
}
#endif
if (lHintNext >= 0)
{
// 校正
if (lProgressValue + lHintNext > lSize)
{
lSize = lProgressValue + lHintNext;
if (this.Stop != null && this.estimate != null)
{
this.Stop.SetProgressRange(0, lSize);
estimate.SetRange(0, lSize);
}
}
this.Stop.SetProgressValue(lProgressValue + lHintNext);
}
if (lIndex % 100 == 0)
{
if (this.Stop != null && this.estimate != null)
{
estimate.Text = "剩余时间 " + ProgressEstimate.Format(estimate.Estimate(lProgressValue + lHintNext)) + " 已经过时间 " + ProgressEstimate.Format(estimate.delta_passed);
this.Stop.SetMessage("正在装入日志文件 " + this.FileName + " 中的记录 " + lIndex.ToString() + " 。"
+ estimate.Text);
}
}
{
OperLogItem item = new OperLogItem();
item.Xml = strXml;
item.Index = lIndex;
item.Date = this.FileName.Substring(0, 8);
yield return(item);
}
}
}
// 创建本地缓存的日志文件的metadata文件
if (bCacheFileExist == false && stream != null)
{
string strFileName = this.FileName;
if ((this.LogType & dp2Circulation.LogType.AccessLog) != 0)
{
strFileName = this.FileName + ".a";
}
nRet = CreateCacheMetadataFile(
this.CacheDir,
strFileName, // this.FileName,
lServerFileSize,
out strError);
if (nRet == -1)
{
throw new Exception(strError);
}
}
bRemoveCacheFile = false; // 不删除
}
finally
{
if (stream != null)
{
stream.Close();
}
if (bRemoveCacheFile == true)
{
string strFileName = this.FileName;
if ((this.LogType & dp2Circulation.LogType.AccessLog) != 0)
{
strFileName = this.FileName + ".a";
}
string strError1 = "";
nRet = DeleteCacheFile(
this.CacheDir,
strFileName, // this.FileName,
out strError1);
if (nRet == -1)
{
// MessageBox.Show(owner, strError1);
if (this.Prompt != null)
{
MessagePromptEventArgs e = new MessagePromptEventArgs();
e.MessageText = strError1;
e.Actions = "ok";
this.Prompt(this, e);
}
}
}
}
lProgressValue += lFileSize;
}
public IEnumerator GetEnumerator()
{
List<string> batch = new List<string>();
for (int index = 0; index < m_barcodes.Count; index++)
{
string s = m_barcodes[index];
if (string.IsNullOrEmpty(s) == true)
throw new Exception("册条码号字符串不允许为空 (index="+index.ToString()+")");
batch.Add(s);
// 每100个一批，或者最后一次
if (batch.Count >= 100 ||
(index == m_barcodes.Count - 1 && batch.Count > 0))
{
REDO_GETITEMINFO:
string strBiblio = "";
string strResult = "";
string strError = "";
long lRet = this.Channel.GetItemInfo(
this.Stop,
"@barcode-list:" + StringUtil.MakePathList(batch),
"get-path-list",
out strResult,
"", // strBiblioType,
out strBiblio,
out strError);
if (lRet == -1)
{
if (this.Prompt != null)
{
MessagePromptEventArgs e = new MessagePromptEventArgs();
e.MessageText = "通过册条码号获得记录路径时发生错误： " + strError;
e.Actions = "yes,no,cancel";
this.Prompt(this, e);
if (e.ResultAction == "cancel")
throw new Exception(strError);
else if (e.ResultAction == "yes")
{
if (this.Stop != null)
this.Stop.Continue();
goto REDO_GETITEMINFO;
}
else
{
}
}
else
throw new ChannelException(Channel.ErrorCode, strError);
}
List<string> recpaths = StringUtil.SplitList(strResult);
if (batch.Count != recpaths.Count)
{
strError = "batch.Count != recpaths.Count";
throw new Exception(strError);
}
Debug.Assert(batch.Count == recpaths.Count, "");
int i = 0;
foreach (string recpath in recpaths)
{
EntityItem item = new EntityItem();
item.Barcode = batch[i];
if (string.IsNullOrEmpty(recpath) == false
&& recpath[0] == '!')
item.ErrorInfo = recpath.Substring(1);
else
item.RecPath = recpath;
i++;
yield return item;
}
batch.Clear();
}
}
}
void loader_Prompt(object sender, MessagePromptEventArgs e)
{
// TODO: 不再出现此对话框。不过重试有个次数限制，同一位置失败多次后总要出现对话框才好
if (e.Actions == "yes,no,cancel")
{
DialogResult result = MessageBox.Show(this,
e.MessageText + "\r\n\r\n是否重试操作?\r\n\r\n(是: 重试; 否: 跳过本次操作，继续后面的操作; 取消: 停止全部操作)",
"ReportForm",
MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
if (result == DialogResult.Yes)
e.ResultAction = "yes";
else if (result == DialogResult.Cancel)
e.ResultAction = "cancel";
else
e.ResultAction = "no";
}
}
void m_loader_Prompt(object sender, MessagePromptEventArgs e)
{
if (this.Prompt != null)
this.Prompt(sender, e);
}
public IEnumerator GetEnumerator()
{
string strError = "";
int nRet = 0;
long lRet = 0;
this.Stop.SetMessage("正在装入日志文件 " + this.FileName + " 中的记录。"
+ "剩余时间 " + ProgressEstimate.Format(estimate.Estimate(lProgressValue)) + " 已经过时间 " + ProgressEstimate.Format(estimate.delta_passed));
string strXml = "";
long lAttachmentTotalLength = 0;
byte[] attachment_data = null;
long lFileSize = 0;
if (lServerFileSize == -1)
{
long _lServerFileSize = 0;
// 获得服务器端日志文件尺寸
lRet = this.Channel.GetOperLog(
this.Stop,
this.FileName,
-1, // lIndex,
-1, // lHint,
"level-" + nLevel.ToString(),
"", // strFilter
out strXml,
out _lServerFileSize,
0, // lAttachmentFragmentStart,
0, // nAttachmentFramengLength,
out attachment_data,
out lAttachmentTotalLength,
out strError);
this.lServerFileSize = _lServerFileSize;
if (lRet == 0)
yield break;
}
Stream stream = null;
bool bCacheFileExist = false;
bool bRemoveCacheFile = false; // 是否要自动删除未全部完成的本地缓存文件
bool bAutoCache = this.AutoCache;
if (bAutoCache == true)
{
nRet = PrepareCacheFile(
this.CacheDir,
this.FileName,
lServerFileSize,
out bCacheFileExist,
out stream,
out strError);
if (nRet == -1)
throw new Exception(strError);
if (bCacheFileExist == false && stream != null)
bRemoveCacheFile = true;
}
try
{
if (bCacheFileExist == true)
lFileSize = stream.Length;
else
lFileSize = lServerFileSize;
// stop.SetProgressRange(0, lTotalSize);
if (String.IsNullOrEmpty(Range) == true)
Range = "0-" + (long.MaxValue - 1).ToString(); // "0-9999999999";
RangeList rl = new RangeList(Range);
for (int i = 0; i < rl.Count; i++)
{
RangeItem ri = (RangeItem)rl[i];
// 让 100- 这样的 range 可以使用
if (ri.lLength == -1)
ri.lLength = long.MaxValue - ri.lStart;
OperLogInfo[] records = null;
long lStartRecords = 0;
long lHint = -1;
long lHintNext = -1;
for (long lIndex = ri.lStart; lIndex < ri.lStart + ri.lLength; lIndex++)
{
Application.DoEvents();
if (this.Stop != null && this.Stop.State != 0)
{
strError = "用户中断";
throw new Exception(strError);
// yield break; ?
}
if (lIndex == ri.lStart)
lHint = -1;
else
lHint = lHintNext;
if (bCacheFileExist == true)
{
if (lHint == -1)
{
// return:
// -1 error
// 0 成功
// 1 到达文件末尾或者超出
nRet = LocationRecord(stream,
lIndex,
out strError);
if (nRet == -1)
throw new Exception(strError);
}
else
{
// 根据暗示找到
if (lHint == stream.Length)
break;
if (lHint > stream.Length)
{
strError = "lHint参数值不正确";
throw new Exception(strError);
}
if (stream.Position != lHint)
stream.Seek(lHint, SeekOrigin.Begin);
}
nRet = ReadCachedEnventLog(
stream,
out strXml,
out lAttachmentTotalLength,
out strError);
if (nRet == -1)
throw new Exception(strError);
lHintNext = stream.Position;
}
else
{
if (records == null || lIndex /*- ri.lStart*/ >= lStartRecords + records.Length)
{
int nCount = -1;
if (ri.lLength >= Int32.MaxValue)
nCount = -1; // 500; // -1;
else
nCount = (int)ri.lLength; // Math.Min(500, (int)ri.lLength);
REDO:
// 获得日志
// return:
// -1 error
// 0 file not found
// 1 succeed
// 2 超过范围，本次调用无效
lRet = this.Channel.GetOperLogs(
this.Stop,
this.FileName,
lIndex,
lHint,
nCount,
"level-" + nLevel.ToString(),
this.Filter, // strFilter
out records,
out strError);
if (lRet == -1)
{
#if NO
DialogResult result = MessageBox.Show(owner,
"获取日志信息 ("+this.FileName + " " +lIndex.ToString() + ") 的操作发生错误： " + strError + "\r\n\r\n是否重试操作?\r\n\r\n(是: 重试; 否: 跳过本次操作，继续后面的操作; 放弃: 停止全部操作)",
"OperLogItemLoader",
MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
if (result == DialogResult.Yes)
goto REDO;
if (result == DialogResult.Cancel)
throw new Exception(strError);
else
{
// TODO: 是否要在listview中装入一条表示出错的行?
lHintNext = -1;
continue;
}
#endif
if (this.Prompt != null)
{
MessagePromptEventArgs e = new MessagePromptEventArgs();
e.MessageText = "获取日志信息 ("+this.FileName + " " +lIndex.ToString() + ") 的操作发生错误： " + strError;
e.Actions = "yes,no,cancel";
this.Prompt(this, e);
if (e.ResultAction == "cancel")
throw new Exception(strError);
else if (e.ResultAction == "yes")
{
if (this.Stop != null)
this.Stop.Continue();
goto REDO;
}
else
{
lHintNext = -1;
continue;
}
}
else
throw new Exception(strError);
}
if (lRet == 0)
yield break;
if (lRet == 2)
break;
// records数组表示的起点位置
lStartRecords = lIndex /* - ri.lStart*/;
}
OperLogInfo info = records[lIndex - lStartRecords];
strXml = info.Xml;
lHintNext = info.HintNext;
lAttachmentTotalLength = info.AttachmentLength;
// 写入本地缓存的日志文件
if (stream != null)
{
try
{
WriteCachedEnventLog(
stream,
strXml,
lAttachmentTotalLength);
}
catch (Exception ex)
{
strError = "写入本地缓存文件的时候出错: " + ex.Message;
throw new Exception(strError);
}
}
}
#if NO
// 2011/12/30
// 日志记录可能动态地增加了，超过了原先为ProgressBar设置的范围
if (lFizeTotalSize < (int)lHintNext)
{
lFizeTotalSize = lHintNext;
stop.SetProgressRange(0, lFizeTotalSize);
}
#endif
if (lHintNext >= 0)
{
// 校正
if (lProgressValue + lHintNext > lSize)
{
lSize = lProgressValue + lHintNext;
this.Stop.SetProgressRange(0, lSize);
estimate.SetRange(0, lSize);
}
this.Stop.SetProgressValue(lProgressValue + lHintNext);
}
if (lIndex % 100 == 0)
{
estimate.Text = "剩余时间 " + ProgressEstimate.Format(estimate.Estimate(lProgressValue + lHintNext)) + " 已经过时间 " + ProgressEstimate.Format(estimate.delta_passed);
this.Stop.SetMessage("正在装入日志文件 " + this.FileName + " 中的记录 " + lIndex.ToString() + " 。"
+ estimate.Text);
}
{
OperLogItem item = new OperLogItem();
item.Xml = strXml;
item.Index = lIndex;
item.Date = this.FileName.Substring(0, 8);
yield return item;
}
}
}
// 创建本地缓存的日志文件的metadata文件
if (bCacheFileExist == false && stream != null)
{
nRet = CreateCacheMetadataFile(
this.CacheDir,
this.FileName,
lServerFileSize,
out strError);
if (nRet == -1)
throw new Exception(strError);
}
bRemoveCacheFile = false; // 不删除
}
finally
{
if (stream != null)
stream.Close();
if (bRemoveCacheFile == true)
{
string strError1 = "";
nRet = DeleteCacheFile(
this.CacheDir,
this.FileName,
out strError1);
if (nRet == -1)
{
// MessageBox.Show(owner, strError1);
if (this.Prompt != null)
{
MessagePromptEventArgs e = new MessagePromptEventArgs();
e.MessageText = strError1;
e.Actions = "ok";
this.Prompt(this, e);
}
}
}
}
lProgressValue += lFileSize;
}
public IEnumerator GetEnumerator()
{
string strError = "";
int nRet = 0;
if ((this.LogType & dp2Circulation.LogType.AccessLog) != 0 &&
(this.LogType & dp2Circulation.LogType.OperLog) != 0)
{
throw new ArgumentException("OperLogLoader 的 LogType 只能使用一种类型");
}
if (string.IsNullOrEmpty(this.CacheDir) == false)
{
PathUtil.CreateDirIfNeed(this.CacheDir);
}
// ProgressEstimate estimate = new ProgressEstimate();
bool bAutoCache = this.AutoCache;
if (bAutoCache == true)
{
long lServerFileSize = 0;
long lCacheFileSize = 0;
// 象征性获得一个日志文件的尺寸，主要目的是为了触发一次通道登录
// return:
// -2 此类型的日志尚未启用
// -1 error
// 0 file not found
// 1 found
nRet = GetFileSize(
this.Stop,
this.Channel,
this.CacheDir,
"20121001.log",
this.LogType,
out lServerFileSize,
out lCacheFileSize,
out strError);
if (nRet == -1)
{
throw new Exception(strError);
}
// 2015/11/25
if (nRet == -2)
{
yield break; // 此类型的日志尚未启用
}
// 检查日志文件缓存目录的版本是否和当前用户的信息一致
// return:
// -1 出错
// 0 一致
// 1 不一致
nRet = DetectCacheVersionFile(
this.CacheDir,
"version.xml",
this.Channel.LibraryCodeList,
this.Channel.Url,
out strError);
if (nRet == -1)
{
throw new Exception(strError);
}
if (nRet == 1)
{
REDO:
// 清空当前缓存目录
nRet = Global.DeleteDataDir(
null, // owner,
this.CacheDir,
out strError);
if (nRet == -1)
{
if (this.Prompt != null)
{
MessagePromptEventArgs e = new MessagePromptEventArgs();
e.MessageText = "清空当前缓存目录时发生错误： " + strError;
e.Actions = "yes,no,cancel";
this.Prompt(this, e);
if (e.ResultAction == "cancel")
{
throw new Exception(strError);
}
else if (e.ResultAction == "yes")
{
goto REDO;
}
else
{
}
}
else
{
throw new Exception(strError);
}
}
#if NO
if (nRet == -1)
{
throw new Exception(strError);
}
#endif
PathUtil.CreateDirIfNeed(this.CacheDir); // 重新创建目录
// 创建版本文件
nRet = CreateCacheVersionFile(
this.CacheDir,
"version.xml",
this.Channel.LibraryCodeList,
this.Channel.Url,
out strError);
if (nRet == -1)
{
throw new Exception(strError);
}
}
}
long lTotalSize = 0;
List <string> lines = new List <string>(); // 经过处理后排除了不存在的文件名
List <string> ranges = new List <string>();
List <long> sizes = new List <long>();
this.Stop.SetMessage("正在准备获得日志文件尺寸 ...");
foreach (string strLine in this.FileNames)
{
Application.DoEvents();
if (this.Stop != null && this.Stop.State != 0)
{
strError = "用户中断";
throw new Exception(strError);
// yield break; ?
}
if (String.IsNullOrEmpty(strLine) == true)
{
continue;
}
string strFilename = strLine.Trim();
// 去掉注释
nRet = strFilename.IndexOf("#");
if (nRet != -1)
{
strFilename = strFilename.Substring(0, nRet).Trim();
}
if (String.IsNullOrEmpty(strFilename) == true)
{
continue;
}
string strLogFilename = "";
string strRange = "";
nRet = strFilename.IndexOf(":");
if (nRet != -1)
{
strLogFilename = strFilename.Substring(0, nRet).Trim();
strRange = strFilename.Substring(nRet + 1).Trim();
}
else
{
strLogFilename = strFilename.Trim();
strRange = "";
}
if (strLogFilename.Length == 8)
{
strLogFilename += ".log";
}
REDO_GETSIZE:
long lServerFileSize = 0;
long lCacheFileSize = 0;
// 获得一个日志文件的尺寸
// -2 此类型的日志尚未启用
// -1 error
// 0 file not found
// 1 found
nRet = GetFileSize(
this.Stop,
this.Channel,
this.CacheDir,
strLogFilename,
this.LogType,
out lServerFileSize,
out lCacheFileSize,
out strError);
if (nRet == -1)
{
// throw new Exception(strError);
if (this.Prompt != null)
{
MessagePromptEventArgs e = new MessagePromptEventArgs();
e.MessageText = "获取日志文件 " + strLogFilename + " 尺寸的操作发生错误： " + strError;
e.Actions = "yes,no,cancel";
this.Prompt(this, e);
if (e.ResultAction == "cancel")
{
throw new Exception(strError);
}
else if (e.ResultAction == "yes")
{
if (this.Stop != null)
{
this.Stop.Continue();
}
goto REDO_GETSIZE;
}
else
{
// ??
continue;
}
}
else
{
throw new Exception(strError);
}
}
if (nRet == 0)
{
continue;
}
if (lServerFileSize == 0)
{
continue; // 0字节的文件当作不存在处理
}
// 2015/11/25
if (lServerFileSize == -1)
{
yield break; // 此类型的日志尚未启用
}
Debug.Assert(lServerFileSize >= 0, "");
if (bAutoCache == true)
{
if (lCacheFileSize > 0)
{
lTotalSize += lCacheFileSize;
}
else
{
lTotalSize += lServerFileSize;
}
}
else
{
lTotalSize += lServerFileSize;
}
// lines.Add(strFilename);
lines.Add(strLogFilename);
ranges.Add(strRange);
// 记忆每个文件的尺寸，后面就不用获取了?
sizes.Add(lServerFileSize);
}
long lDoneSize = 0;
if (this.ProgressStart == -1)
{
lDoneSize = lTotalSize;
}
else
{
lDoneSize = this.ProgressStart;
}
lTotalSize += lDoneSize;
if (this.Stop != null)
{
this.Stop.SetProgressRange(0, lTotalSize);
}
estimate.SetRange(lDoneSize, lTotalSize);
estimate.StartEstimate();
for (int i = 0; i < lines.Count; i++)
{
Application.DoEvents();
if (this.Stop != null && this.Stop.State != 0)
{
strError = "用户中断";
throw new Exception(strError);
// yield break; ?
}
string strLine = lines[i];
string strRange = ranges[i];
string strLogFilename = strLine;
#if NO
string strLogFilename = "";
string strRange = "";
nRet = strLine.IndexOf(":");
if (nRet != -1)
{
strLogFilename = strLine.Substring(0, nRet).Trim();
strRange = strLine.Substring(nRet + 1).Trim();
}
else
{
strLogFilename = strLine.Trim();
strRange = "";
}
#endif
{
OperLogItemLoader loader = new OperLogItemLoader();
loader.Stop = this.Stop;
loader.Channel = this.Channel;
// loader.owner = this.owner;
loader.estimate = this.estimate;
loader.FileName = strLogFilename;
loader.Level = this.Level;
loader.lServerFileSize = sizes[i];
loader.Range = strRange;
loader.AutoCache = this.AutoCache;
loader.lProgressValue = lDoneSize;
loader.lSize = lTotalSize;
loader.Filter = this.Filter;
loader.LogType = this.LogType;
loader.Prompt -= new MessagePromptEventHandler(loader_Prompt);
loader.Prompt += new MessagePromptEventHandler(loader_Prompt);
foreach (OperLogItem item in loader)
{
yield return(item);
}
lDoneSize = loader.lProgressValue;
lTotalSize = loader.lSize;
}
}
}
// 同步
// 注：中途遇到异常(例如 Loader 抛出异常)，可能会丢失 INSERT_BATCH 条以内的日志记录写入 operlog 表
// parameters:
// strLastDate 处理中断或者结束时返回最后处理过的日期
// last_index 处理或中断返回时最后处理过的位置。以后继续处理的时候可以从这个偏移开始
// return:
// -1 出错
// 0 中断
// 1 完成
public static ReplicationResult DoReplication(
LibraryChannel channel,
string strStartDate,
string strEndDate,
LogType logType,
CancellationToken token)
{
string strLastDate = "";
long last_index = -1; // -1 表示尚未处理
// bool bUserChanged = false;
// strStartDate 里面可能会包含 ":1-100" 这样的附加成分
StringUtil.ParseTwoPart(strStartDate,
":",
out string strLeft,
out string strRight);
strStartDate = strLeft;
if (string.IsNullOrEmpty(strStartDate) == true)
{
return(new ReplicationResult
{
Value = -1,
ErrorInfo = "DoReplication() 出错: strStartDate 参数值不应为空"
});
}
try
{
List <string> dates = null;
int nRet = OperLogLoader.MakeLogFileNames(strStartDate,
strEndDate,
true, // 是否包含扩展名 ".log"
out dates,
out string strWarning,
out string strError);
if (nRet == -1)
{
return(new ReplicationResult
{
Value = -1,
ErrorInfo = strError
});
}
if (dates.Count > 0 && string.IsNullOrEmpty(strRight) == false)
{
dates[0] = dates[0] + ":" + strRight;
}
channel.Timeout = new TimeSpan(0, 1, 0); // 一分钟
// using (SQLiteConnection connection = new SQLiteConnection(this._connectionString))
{
ProgressEstimate estimate = new ProgressEstimate();
OperLogLoader loader = new OperLogLoader
{
Channel = channel,
Stop = null, // this.Progress;
// loader.owner = this;
Estimate = estimate,
Dates = dates,
Level = 2, // Program.MainForm.OperLogLevel;
AutoCache = false,
CacheDir = "",
LogType = logType,
Filter = "setReaderInfo"
};
loader.Prompt += Loader_Prompt;
try
{
// int nRecCount = 0;
string strLastItemDate = "";
long lLastItemIndex = -1;
foreach (OperLogItem item in loader)
{
token.ThrowIfCancellationRequested();
//if (stop != null)
// stop.SetMessage("正在同步 " + item.Date + " " + item.Index.ToString() + " " + estimate.Text + "...");
if (string.IsNullOrEmpty(item.Xml) == true)
{
goto CONTINUE;
}
XmlDocument dom = new XmlDocument();
try
{
dom.LoadXml(item.Xml);
}
catch (Exception ex)
{
#if NO
DialogResult result = System.Windows.Forms.DialogResult.No;
strError = logType.ToString() + "日志记录 " + item.Date + " " + item.Index.ToString() + " XML 装入 DOM 的时候发生错误: " + ex.Message;
string strText = strError;
this.Invoke((Action)(() =>
{
result = MessageBox.Show(this,
strText + "\r\n\r\n是否跳过此条记录继续处理?",
"ReportForm",
MessageBoxButtons.YesNo,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
}));
if (result == System.Windows.Forms.DialogResult.No)
{
return(-1);
}
// 记入日志，继续处理
this.GetErrorInfoForm().WriteHtml(strError + "\r\n");
continue;
#endif
if (Prompt != null)
{
strError = logType.ToString() + "日志记录 " + item.Date + " " + item.Index.ToString() + " XML 装入 DOM 的时候发生错误: " + ex.Message;
MessagePromptEventArgs e = new MessagePromptEventArgs
{
MessageText = strError + "\r\n\r\n是否跳过此条继续处理?\r\n\r\n(确定: 跳过; 取消: 停止全部操作)",
IncludeOperText = true,
// + "\r\n\r\n是否跳过此条继续处理?",
Actions = "yes,cancel"
};
Prompt(channel, e);
if (e.ResultAction == "cancel")
{
throw new ChannelException(channel.ErrorCode, strError);
}
else if (e.ResultAction == "yes")
{
continue;
}
else
{
// no 也是抛出异常。因为继续下一批代价太大
throw new ChannelException(channel.ErrorCode, strError);
}
}
else
{
throw new ChannelException(channel.ErrorCode, strError);
}
}
string strOperation = DomUtil.GetElementText(dom.DocumentElement, "operation");
if (strOperation == "setReaderInfo")
{
nRet = TraceSetReaderInfo(
dom,
out strError);
}
else
{
continue;
}
if (nRet == -1)
{
strError = "同步 " + item.Date + " " + item.Index.ToString() + " 时出错: " + strError;
if (Prompt != null)
{
MessagePromptEventArgs e = new MessagePromptEventArgs
{
MessageText = strError + "\r\n\r\n是否跳过此条继续处理?\r\n\r\n(确定: 跳过; 取消: 停止全部操作)",
IncludeOperText = true,
// + "\r\n\r\n是否跳过此条继续处理?",
Actions = "yes,cancel"
};
Prompt(channel, e);
if (e.ResultAction == "cancel")
{
throw new Exception(strError);
}
else if (e.ResultAction == "yes")
{
continue;
}
else
{
// no 也是抛出异常。因为继续下一批代价太大
throw new Exception(strError);
}
}
else
{
throw new ChannelException(channel.ErrorCode, strError);
}
}
// lProcessCount++;
CONTINUE:
// 便于循环外获得这些值
strLastItemDate = item.Date;
lLastItemIndex = item.Index + 1;
// index = 0; // 第一个日志文件后面的，都从头开始了
}
// 记忆
strLastDate = strLastItemDate;
last_index = lLastItemIndex;
}
finally
{
loader.Prompt -= Loader_Prompt;
}
}
return(new ReplicationResult
{
Value = last_index == -1 ? 0 : 1,
LastDate = strLastDate,
LastIndex = last_index
});
}
catch (Exception ex)
{
string strError = "ReportForm DoReplication() exception: " + ExceptionUtil.GetDebugText(ex);
return(new ReplicationResult {
Value = -1, ErrorInfo = strError
});
}
}
public void Prompt(Form owner, MessagePromptEventArgs e)
{
if (e.Actions == "yes,no,cancel")
{
DialogResult result = DialogResult.Yes;
if (_hide_dialog == false)
{
owner.Invoke((Action)(() =>
{
result = MessageDialog.Show(owner,
e.MessageText +
(e.IncludeOperText == false ? "\r\n\r\n(重试) 重试操作;(跳过) 跳过本条继续处理后面的书目记录; (中断) 中断处理" : ""),
MessageBoxButtons.YesNoCancel,
MessageBoxDefaultButton.Button1,
"此后不再出现本对话框",
ref _hide_dialog,
e.ButtonCaptions != null ? e.ButtonCaptions : new string[] { "重试", "跳过", "中断" },
10);
}));
_hide_dialog_count = 0;
if (result == DialogResult.Yes)
{
_retry_count++;
if (_retry_count >= _max_retry)
{
result = DialogResult.Cancel;
_retry_count = 0;
}
}
}
else
{
_hide_dialog_count++;
if (_hide_dialog_count > 10)
{
_hide_dialog = false;
}
}
if (result == DialogResult.Yes)
{
e.ResultAction = "yes";
}
else if (result == DialogResult.Cancel)
{
e.ResultAction = "cancel";
}
else
{
e.ResultAction = "no";
}
}
if (e.Actions == "yes,cancel")
{
DialogResult result = DialogResult.Yes;
if (_hide_dialog == false)
{
owner.Invoke((Action)(() =>
{
result = MessageDialog.Show(owner,
e.MessageText +
(e.IncludeOperText == false ? "\r\n\r\n是否跳过本条继续后面操作?\r\n\r\n(跳过: 跳过并继续; 中断: 停止全部操作)" : ""),
MessageBoxButtons.OKCancel,
MessageBoxDefaultButton.Button1,
"此后不再出现本对话框",
ref _hide_dialog,
e.ButtonCaptions != null ? e.ButtonCaptions : new string[] { "跳过", "中断" },
10);
}));
_hide_dialog_count = 0;
if (result == DialogResult.OK)
{
_retry_count++;
if (_retry_count >= _max_retry)
{
result = DialogResult.Cancel;
_retry_count = 0;
}
}
}
else
{
_hide_dialog_count++;
if (_hide_dialog_count > 10)
{
_hide_dialog = false;
}
}
if (result == DialogResult.OK)
{
e.ResultAction = "yes";
}
else
{
e.ResultAction = "cancel";
}
}
/*
* // TODO: 自动延时以后重试
* this.Invoke((Action)(() =>
* {
* if (e.Actions == "yes,cancel")
* {
* DialogResult result = MessageBox.Show(this,
* e.MessageText +
* (e.IncludeOperText == false ? "\r\n\r\n是否跳过本条继续后面操作?\r\n\r\n(确定: 跳过并继续; 取消: 停止全部操作)" : ""),
* "MainForm",
* MessageBoxButtons.OKCancel,
* MessageBoxIcon.Question,
* MessageBoxDefaultButton.Button1);
* if (result == DialogResult.OK)
* e.ResultAction = "yes";
* else // if (result == DialogResult.Cancel)
* e.ResultAction = "cancel";
* return;
* }
*
* // TODO: 不再出现此对话框。不过重试有个次数限制，同一位置失败多次后总要出现对话框才好
* if (e.Actions == "yes,no,cancel")
* {
* DialogResult result = MessageBox.Show(this,
* e.MessageText +
* (e.IncludeOperText == false ? "\r\n\r\n是否重试操作?\r\n\r\n(是: 重试; 否: 跳过本次操作，继续后面的操作; 取消: 停止全部操作)" : ""),
* "MainForm",
* MessageBoxButtons.YesNoCancel,
* MessageBoxIcon.Question,
* MessageBoxDefaultButton.Button1);
* if (result == DialogResult.Yes)
* e.ResultAction = "yes";
* else if (result == DialogResult.Cancel)
* e.ResultAction = "cancel";
* else
* e.ResultAction = "no";
* }
* }));
*/
}
// 通用版本
List <ItemInfo> GetItemInfos(string strDbType,
string strHowToGetItemRecord,
ref List <ItemInfo> item_infos)
{
// 优化速度
if (item_infos != null)
{
return(item_infos);
}
// 如果当前书目库下没有包含实体库，调用会抛出异常。特殊处理
// TODO: 是否需要用hashtable优化速度?
string strBiblioDBName = Global.GetDbName(this.CurrentRecPath);
string strItemDbName = "";
if (strDbType == "item")
{
strItemDbName = this.BiblioStatisForm.MainForm.GetItemDbName(strBiblioDBName);
}
else if (strDbType == "order")
{
strItemDbName = this.BiblioStatisForm.MainForm.GetOrderDbName(strBiblioDBName);
}
else if (strDbType == "issue")
{
strItemDbName = this.BiblioStatisForm.MainForm.GetIssueDbName(strBiblioDBName);
}
else if (strDbType == "comment")
{
strItemDbName = this.BiblioStatisForm.MainForm.GetCommentDbName(strBiblioDBName);
}
else
{
throw new Exception("未知的 strDbType '" + strDbType + "'");
}
if (String.IsNullOrEmpty(strItemDbName) == true)
{
return(new List <ItemInfo>()); // 返回一个空的数组
}
item_infos = new List <ItemInfo>();
long lPerCount = 100; // 每批获得多少个
long lStart = 0;
long lResultCount = 0;
long lCount = -1;
for (; ;)
{
string strStyle = "";
if (strHowToGetItemRecord == "delay")
{
strStyle = "onlygetpath";
}
else if (strHowToGetItemRecord == "first")
{
strStyle = "onlygetpath,getfirstxml";
}
EntityInfo[] infos = null;
string strError = "";
long lRet = 0;
REDO:
if (strDbType == "item")
{
lRet = this.BiblioStatisForm.Channel.GetEntities(
null,
this.CurrentRecPath,
lStart,
lCount,
strStyle,
"zh",
out infos,
out strError);
}
else if (strDbType == "order")
{
lRet = this.BiblioStatisForm.Channel.GetOrders(
null,
this.CurrentRecPath,
lStart,
lCount,
strStyle,
"zh",
out infos,
out strError);
}
else if (strDbType == "issue")
{
lRet = this.BiblioStatisForm.Channel.GetIssues(
null,
this.CurrentRecPath,
lStart,
lCount,
strStyle,
"zh",
out infos,
out strError);
}
else if (strDbType == "comment")
{
lRet = this.BiblioStatisForm.Channel.GetComments(
null,
this.CurrentRecPath,
lStart,
lCount,
strStyle,
"zh",
out infos,
out strError);
}
if (lRet == -1)
{
// 2018/6/6
if (this.Prompt != null)
{
MessagePromptEventArgs e = new MessagePromptEventArgs
{
MessageText = "获得 " + strDbType + " 记录时发生错误： " + strError,
Actions = "yes,no,cancel"
};
this.Prompt(this, e);
if (e.ResultAction == "cancel")
{
throw new ChannelException(this.BiblioStatisForm.Channel.ErrorCode, strError);
}
else if (e.ResultAction == "yes")
{
goto REDO;
}
else
{
// no 也是抛出异常。因为继续下一批代价太大
throw new ChannelException(this.BiblioStatisForm.Channel.ErrorCode, strError);
}
}
else
{
throw new ChannelException(this.BiblioStatisForm.Channel.ErrorCode, strError);
}
}
lResultCount = lRet; // 2009/11/23
if (infos == null)
{
return(item_infos);
}
for (int i = 0; i < infos.Length; i++)
{
EntityInfo info = infos[i];
string strXml = info.OldRecord;
/*
* if (String.IsNullOrEmpty(strXml) == true)
* continue;
* */
ItemInfo item_info = new ItemInfo(strDbType);
item_info.Container = this;
item_info.RecPath = info.OldRecPath;
item_info.Timestamp = info.OldTimestamp;
item_info.OldRecord = strXml;
item_infos.Add(item_info);
}
lStart += infos.Length;
if (lStart >= lResultCount)
{
break;
}
if (lCount == -1)
{
lCount = lPerCount;
}
if (lStart + lCount > lResultCount)
{
lCount = lResultCount - lStart;
}
} // end of for
return(item_infos);
}
public IEnumerator GetEnumerator()
{
string strError = "";
int nRet = 0;
if (string.IsNullOrEmpty(this.CacheDir) == false)
PathUtil.CreateDirIfNeed(this.CacheDir);
// ProgressEstimate estimate = new ProgressEstimate();
bool bAutoCache = this.AutoCache;
if (bAutoCache == true)
{
long lServerFileSize = 0;
long lCacheFileSize = 0;
// 象征性获得一个日志文件的尺寸，主要目的是为了触发一次通道登录
// return:
// -1 error
// 0 file not found
// 1 found
nRet = GetFileSize(
this.Stop,
this.Channel,
this.CacheDir,
"20121001.log",
out lServerFileSize,
out lCacheFileSize,
out strError);
if (nRet == -1)
throw new Exception(strError);
// 检查日志文件缓存目录的版本是否和当前用户的信息一致
// return:
// -1 出错
// 0 一致
// 1 不一致
nRet = DetectCacheVersionFile(
this.CacheDir,
"version.xml",
this.Channel.LibraryCodeList,
this.Channel.Url,
out strError);
if (nRet == -1)
throw new Exception(strError);
if (nRet == 1)
{
REDO:
// 清空当前缓存目录
nRet = Global.DeleteDataDir(
null, // owner,
this.CacheDir,
out strError);
if (nRet == -1)
{
if (this.Prompt != null)
{
MessagePromptEventArgs e = new MessagePromptEventArgs();
e.MessageText = "清空当前缓存目录时发生错误： " + strError;
e.Actions = "yes,no,cancel";
this.Prompt(this, e);
if (e.ResultAction == "cancel")
throw new Exception(strError);
else if (e.ResultAction == "yes")
goto REDO;
else
{
}
}
else
throw new Exception(strError);
}
#if NO
if (nRet == -1)
throw new Exception(strError);
#endif
PathUtil.CreateDirIfNeed(this.CacheDir); // 重新创建目录
// 创建版本文件
nRet = CreateCacheVersionFile(
this.CacheDir,
"version.xml",
this.Channel.LibraryCodeList,
this.Channel.Url,
out strError);
if (nRet == -1)
throw new Exception(strError);
}
}
long lTotalSize = 0;
List<string> lines = new List<string>(); // 经过处理后排除了不存在的文件名
List<string> ranges = new List<string>();
List<long> sizes = new List<long>();
this.Stop.SetMessage("正在准备获得日志文件尺寸 ...");
foreach (string strLine in this.FileNames)
{
Application.DoEvents();
if (this.Stop != null && this.Stop.State != 0)
{
strError = "用户中断";
throw new Exception(strError);
// yield break; ?
}
if (String.IsNullOrEmpty(strLine) == true)
continue;
string strFilename = strLine.Trim();
// 去掉注释
nRet = strFilename.IndexOf("#");
if (nRet != -1)
strFilename = strFilename.Substring(0, nRet).Trim();
if (String.IsNullOrEmpty(strFilename) == true)
continue;
string strLogFilename = "";
string strRange = "";
nRet = strFilename.IndexOf(":");
if (nRet != -1)
{
strLogFilename = strFilename.Substring(0, nRet).Trim();
strRange = strFilename.Substring(nRet + 1).Trim();
}
else
{
strLogFilename = strFilename.Trim();
strRange = "";
}
if (strLogFilename.Length == 8)
strLogFilename += ".log";
REDO_GETSIZE:
long lServerFileSize = 0;
long lCacheFileSize = 0;
// 获得一个日志文件的尺寸
// return:
// -1 error
// 0 file not found
// 1 found
nRet = GetFileSize(
this.Stop,
this.Channel,
this.CacheDir,
strLogFilename,
out lServerFileSize,
out lCacheFileSize,
out strError);
if (nRet == -1)
{
// throw new Exception(strError);
if (this.Prompt != null)
{
MessagePromptEventArgs e = new MessagePromptEventArgs();
e.MessageText = "获取日志文件 " + strLogFilename + " 尺寸的操作发生错误： " + strError;
e.Actions = "yes,no,cancel";
this.Prompt(this, e);
if (e.ResultAction == "cancel")
throw new Exception(strError);
else if (e.ResultAction == "yes")
{
if (this.Stop != null)
this.Stop.Continue();
goto REDO_GETSIZE;
}
else
{
// ??
continue;
}
}
else
throw new Exception(strError);
}
if (nRet == 0)
continue;
if (lServerFileSize == 0)
continue; // 0字节的文件当作不存在处理
Debug.Assert(lServerFileSize >= 0, "");
if (bAutoCache == true)
{
if (lCacheFileSize > 0)
lTotalSize += lCacheFileSize;
else
lTotalSize += lServerFileSize;
}
else
{
lTotalSize += lServerFileSize;
}
// lines.Add(strFilename);
lines.Add(strLogFilename);
ranges.Add(strRange);
// 记忆每个文件的尺寸，后面就不用获取了?
sizes.Add(lServerFileSize);
}
long lDoneSize = 0;
if (this.ProgressStart == -1)
lDoneSize = lTotalSize;
else
lDoneSize = this.ProgressStart;
lTotalSize += lDoneSize;
if (this.Stop != null)
{
this.Stop.SetProgressRange(0, lTotalSize);
}
estimate.SetRange(lDoneSize, lTotalSize);
estimate.StartEstimate();
for (int i = 0; i < lines.Count; i++)
{
Application.DoEvents();
if (this.Stop != null && this.Stop.State != 0)
{
strError = "用户中断";
throw new Exception(strError);
// yield break; ?
}
string strLine = lines[i];
string strRange = ranges[i];
string strLogFilename = strLine;
#if NO
string strLogFilename = "";
string strRange = "";
nRet = strLine.IndexOf(":");
if (nRet != -1)
{
strLogFilename = strLine.Substring(0, nRet).Trim();
strRange = strLine.Substring(nRet + 1).Trim();
}
else
{
strLogFilename = strLine.Trim();
strRange = "";
}
#endif
// begin
{
OperLogItemLoader loader = new OperLogItemLoader();
loader.Stop = this.Stop;
loader.Channel = this.Channel;
// loader.owner = this.owner;
loader.estimate = this.estimate;
loader.FileName = strLogFilename;
loader.nLevel = this.nLevel;
loader.lServerFileSize = sizes[i];
loader.Range = strRange;
loader.AutoCache = this.AutoCache;
loader.lProgressValue = lDoneSize;
loader.lSize = lTotalSize;
loader.Filter = this.Filter;
loader.Prompt -= new MessagePromptEventHandler(loader_Prompt);
loader.Prompt += new MessagePromptEventHandler(loader_Prompt);
foreach (OperLogItem item in loader)
{
yield return item;
}
lDoneSize = loader.lProgressValue;
lTotalSize = loader.lSize;
}
// end
}
}
