// 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;
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)
throw new Exception(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;
}
// 为一行装载数据
int LoadItemData(ListViewItem item,
out string strError)
{
Debug.Assert(item.Tag == null, "");
strError = "";
string strRecPath = item.Text;
string strItemXml = "";
string strBiblioHtml = "";
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在获取路径为 '" + strRecPath + "' 的册信息和书目信息 ...");
stop.BeginLoop();
Cursor oldCursor = this.Cursor;
this.Cursor = Cursors.WaitCursor;
try
{
long lRet = Channel.GetItemInfo(
stop,
"@path:" + strRecPath,
"xml",
out strItemXml,
"html",
out strBiblioHtml,
out strError);
if (lRet == -1)
goto ERROR1; // error
if (lRet == 0)
{
strError = "路径为 '" + strRecPath + "' 的册记录没有找到";
goto ERROR1; // not found
}
}
finally
{
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
this.Cursor = oldCursor;
}
ItemInfo info = new ItemInfo();
info.BiblioHtml = strBiblioHtml;
info.ItemXml = strItemXml;
info.RecPath = strRecPath;
item.Tag = info; // 储存起来
return 0;
ERROR1:
return -1;
}
// 为一行装载数据
int LoadItemData(ListViewItem item,
out string strError)
{
Debug.Assert(item.Tag == null, "");
strError = "";
// TODO: 要能获取暗黑风格的 HTML
string strFormatList = "xml,html";
if (this.NoBorrowHistory == true)
strFormatList += ":noborrowhistory";
string strRecPath = ListViewUtil.GetItemText(item, COLUMN_RECPATH);
string strPatronXml = "";
string strPatronHtml = "";
LibraryChannel channel = this.GetChannel();
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在获取路径为 '" + strRecPath + "' 的读者记录 ...");
stop.BeginLoop();
Cursor oldCursor = this.Cursor;
this.Cursor = Cursors.WaitCursor;
try
{
string[] results = null;
long lRet = channel.GetReaderInfo(
stop,
"@path:" + strRecPath,
strFormatList, // "xml,html",
out results,
out strError);
if (lRet == -1)
goto ERROR1; // error
if (lRet == 0)
{
strError = "路径为 '" + strRecPath + "' 的读者记录没有找到";
goto ERROR1; // not found
}
if (results == null || results.Length < 2)
{
strError = "results error";
goto ERROR1;
}
strPatronXml = results[0];
strPatronHtml = results[1];
}
finally
{
this.Cursor = oldCursor;
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
this.ReturnChannel(channel);
}
ItemInfo info = new ItemInfo();
info.PatronHtml = strPatronHtml;
info.PatronXml = strPatronXml;
info.RecPath = strRecPath;
item.Tag = info; // 储存起来
return 0;
ERROR1:
return -1;
}
// 为一行装载数据
int LoadItemData(ListViewItem item,
out string strError)
{
Debug.Assert(item.Tag == null, "");
strError = "";
// TODO: 要能获取暗黑风格的 HTML
string strFormatList = "xml,html";
if (this.NoBorrowHistory == true)
{
strFormatList += ":noborrowhistory";
}
string strRecPath = ListViewUtil.GetItemText(item, COLUMN_RECPATH);
string strPatronXml = "";
string strPatronHtml = "";
LibraryChannel channel = this.GetChannel();
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在获取路径为 '" + strRecPath + "' 的读者记录 ...");
stop.BeginLoop();
Cursor oldCursor = this.Cursor;
this.Cursor = Cursors.WaitCursor;
try
{
string[] results = null;
long lRet = channel.GetReaderInfo(
stop,
"@path:" + strRecPath,
strFormatList, // "xml,html",
out results,
out strError);
if (lRet == -1)
{
goto ERROR1; // error
}
if (lRet == 0)
{
strError = "路径为 '" + strRecPath + "' 的读者记录没有找到";
goto ERROR1; // not found
}
if (results == null || results.Length < 2)
{
strError = "results error";
goto ERROR1;
}
strPatronXml = results[0];
strPatronHtml = results[1];
}
finally
{
this.Cursor = oldCursor;
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
this.ReturnChannel(channel);
}
ItemInfo info = new ItemInfo();
info.PatronHtml = strPatronHtml;
info.PatronXml = strPatronXml;
info.RecPath = strRecPath;
item.Tag = info; // 储存起来
return(0);
ERROR1:
return(-1);
}
// 创建新用户
private void button_create_Click(object sender, EventArgs e)
{
string strError = "";
int nRet = 0;
// 刷新模板，准备输入信息
if (Control.ModifierKeys == Keys.Control)
{
for (int i = 0; i < this.listView_users.Items.Count; i++)
{
this.listView_users.Items[i].Selected = false;
}
return;
}
if (this.textBox_userName.Text == "")
{
strError = "用户名不能为空";
goto ERROR1;
}
UserInfo info = new UserInfo();
info.UserName = this.textBox_userName.Text;
info.Type = this.textBox_userType.Text;
info.Rights = this.textBox_userRights.Text;
info.LibraryCode = this.checkedComboBox_libraryCode.Text; // this.textBox_libraryCode.Text;
info.Access = this.textBox_access.Text;
info.Comment = this.textBox_comment.Text;
if (this.checkBox_changePassword.Checked == true)
{
if (this.textBox_confirmPassword.Text != this.textBox_password.Text)
{
strError = "密码 和 再次输入密码 不一致。";
goto ERROR1;
}
info.SetPassword = true;
info.Password = this.textBox_password.Text;
}
else
info.SetPassword = false;
// 保存用户信息
nRet = CreateUserInfo(
info,
out strError);
if (nRet == -1)
goto ERROR1;
this.EditChanged = false;
// 加入listview
ListViewItem item = new ListViewItem();
ItemInfo item_info = new ItemInfo();
info.SetPassword = false;
item_info.UserInfo = info;
item.Tag = item_info;
SetListViewItemValue(item_info,
item);
this.listView_users.Items.Add(item);
MessageBox.Show(this, "用户 '" + info.UserName + "' 创建成功");
return;
ERROR1:
MessageBox.Show(this, strError);
}
static void SetListViewItemValue(ItemInfo item_info,
ListViewItem item)
{
ListViewUtil.ChangeItemText(item, COLUMN_LIBRARYCODE,
item_info.UserInfo.LibraryCode);
ListViewUtil.ChangeItemText(item, COLUMN_USERNAME,
item_info.UserInfo.UserName);
ListViewUtil.ChangeItemText(item, COLUMN_TYPE,
item_info.UserInfo.Type);
ListViewUtil.ChangeItemText(item, COLUMN_RIGHTS,
item_info.UserInfo.Rights);
ListViewUtil.ChangeItemText(item, COLUMN_CHANGED,
item_info.Changed == true ? "*" : "");
if (item_info.Changed == true)
item.BackColor = Color.Yellow;
else
item.BackColor = SystemColors.Window;
ListViewUtil.ChangeItemText(item, COLUMN_ACCESSCODE,
item_info.UserInfo.Access);
ListViewUtil.ChangeItemText(item, COLUMN_COMMENT,
item_info.UserInfo.Comment);
#if NO
while (item.SubItems.Count < 6)
{
item.SubItems.Add("");
}
item.SubItems[0].Text = item_info.UserInfo.LibraryCode;
item.SubItems[1].Text = item_info.UserInfo.UserName;
item.SubItems[2].Text = item_info.UserInfo.Type;
item.SubItems[3].Text = item_info.UserInfo.Rights;
item.SubItems[4].Text = item_info.Changed == true ? "*" : "";
if (item_info.Changed == true)
item.BackColor = Color.Yellow;
else
item.BackColor = SystemColors.Window;
item.SubItems[5].Text = item_info.UserInfo.Access;
#endif
}
// 列出所有用户
// return:
// -1 出错
// 0 没有找到
// 1 找到
int ListAllUsers(out string strError)
{
strError = "";
this.listView_users.Items.Clear();
this.m_nCurrentItemIndex = -1;
this.ClearEdit();
EnableControls(false);
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在获得全部用户信息 ...");
stop.BeginLoop();
this.Update();
this.MainForm.Update();
try
{
int nStart = 0;
for (; ; )
{
UserInfo[] users = null;
long lRet = Channel.GetUser(
stop,
"list",
"",
nStart,
-1,
out users,
out strError);
if (lRet == -1)
goto ERROR1;
if (lRet == 0)
{
strError = "不存在用户信息。";
return 0; // not found
}
Debug.Assert(users != null, "");
for (int i = 0; i < users.Length; i++)
{
UserInfo info = users[i];
ListViewItem item = new ListViewItem();
/*
item.Text = info.UserName;
item.SubItems.Add(info.Type);
item.SubItems.Add(info.Rights);
item.SubItems.Add("");
* */
ItemInfo item_info = new ItemInfo();
item_info.UserInfo = info;
item.Tag = item_info;
SetListViewItemValue(item_info,
item);
this.listView_users.Items.Add(item);
}
nStart += users.Length;
if (nStart >= lRet)
break;
}
}
finally
{
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
EnableControls(true);
}
return 1;
ERROR1:
return -1;
}
