public static bool CheckConstraints(object value, RuleColumn rc, ref string message)
{
if (value == null && !rc.IsNullable)
{
message = "“" + rc.Label + "”不能为空值！";
return(false);
}
if (rc != null && rc.HasConstraints)
{
string constraints = rc.Constraints.Trim();
message = rc.ErrorMessage.Trim();
if (constraints.ToUpper().StartsWith("REGEXP:"))
{
return(ExecRegexp(constraints.Substring(7, constraints.Length - 7), (string)value, ref message));
}
else if (constraints.ToUpper().StartsWith("NEGREGEXP:"))
{
return(ExecNegRegexp(constraints.Substring(10, constraints.Length - 10), (string)value, ref message));
}
else if (constraints.ToUpper().StartsWith("JAVASCRIPT:"))
{
string script = constraints.Substring(11, constraints.Length - 11);
if (script != null && !script.Equals(""))
{
return(ExecScript("JavaScript", script, (string)value, ref message));
}
}
else if (constraints.ToUpper().IndexOf("</CHECK>") > 0)
{
string[] checks = StrUtil.GetSplitList(constraints, "</CHECK>");
if (checks != null && checks.Length > 0)
{
string scripttype, script;
int index;
foreach (string check in checks)
{
scripttype = "";
script = "";
index = check.ToUpper().IndexOf("<CHECK TYPE=\"");
if (index >= 0)
{
script = check.Substring(index + 13, check.Length - index - 13);
index = script.ToUpper().IndexOf("\">");
if (index >= 0)
{
scripttype = script.Substring(0, index).Trim().ToUpper();
script = script.Substring(index + 2, script.Length - index - 2);
}
}
if (script != null && !script.Equals(""))
{
if (scripttype.Equals("REGEXP"))
{
if (!ExecRegexp(script, (string)value, ref message))
{
return(false);
}
}
else if (scripttype.Equals("NEGREGEXP"))
{
if (!ExecNegRegexp(script, (string)value, ref message))
{
return(false);
}
}
else if (scripttype != null && !scripttype.Equals(""))
{
if (!ExecScript(scripttype, script, (string)value, ref message))
{
return(false);
}
}
}
}
}
}
else
{
return(ExecRegexp(constraints, (string)value, ref message));
}
}
return(true);
}
private static void FillTableMetaData(DataTable table, string head)
{
string colFlag = "<F", curColFlag, curRow, curCol, curHead = head;
DataColumn column = null;
int index, subindex;
string[] rows = StrUtil.GetParamList(head, "<R>");
bool hasPK = false;
table.Columns.Clear();
int count = rows.Length;
for (int i = 0; i < count; i++)
{
curRow = rows[i];
if (curRow.Equals(""))
{
continue;
}
column = null;
for (int j = 0; j < 5; j++)
{
curColFlag = colFlag + Convert.ToString(j) + ">";
index = curRow.IndexOf(curColFlag);
if (index > 0)
{
curCol = curRow.Substring(0, index);
subindex = curRow.Length - index - curColFlag.Length;
curRow = curRow.Substring(index + curColFlag.Length, subindex);
if (!curCol.Equals(""))
{
switch (j)
{
case 0:
column = new DataColumn(curCol);
break;
case 1:
column.Caption = curCol;
break;
case 2:
TableUtil.SetProperty(column, "SDPDataType", curCol);
column.DataType = DataTypes.ToType(Convert.ToInt32(curCol));
break;
case 3:
if (column.DataType.ToString().Equals("System.String"))
{
column.MaxLength = Convert.ToInt32(curCol);
}
break;
case 4:
TableUtil.SetProperty(column, "PK", curCol);
hasPK = true;
break;
}
}
}
}
if (column != null)
{
table.Columns.Add(column);
}
}
if (hasPK)
{
TableUtil.SetProperty(table, "HasPK", hasPK ? "1" : "0");
}
}
private static void FillTableData(DataTable table, string body, int offset, int length)
{
string colFlag = "<F", curColFlag, curRow, curCol, curBody = body;
DataRowCollection datarows = table.Rows;
DataRow row = null;
DataColumnCollection columns = table.Columns;
DataColumn column;
int sdpDataType = 0;
int index, subindex;
string[] rows = StrUtil.GetParamList(curBody, "<R>");
table.Clear();
if (offset < 0)
{
offset = 0;
}
if (length < 0)
{
length = rows.Length - offset;
}
int limit = offset + length >= rows.Length ? rows.Length : offset + length;
for (int i = 0; i < length; i++)
{
if (offset + i >= limit)
{
break;
}
curRow = rows[offset + i];
if (curRow.Equals(""))
{
continue;
}
curRow = StrUtil.ReplaceStr(curRow, SignConstant.RowReplace, SignConstant.RowSign);
row = table.NewRow();
for (int j = 0; j < columns.Count; j++)
{
curColFlag = colFlag + Convert.ToString(j) + ">";
index = curRow.IndexOf(curColFlag);
if (index > 0)
{
curCol = curRow.Substring(0, index);
subindex = curRow.Length - index - curColFlag.Length;
curRow = curRow.Substring(index + curColFlag.Length, subindex);
if (!curCol.Equals(""))
{
curCol = StrUtil.ReplaceStr(curCol, SignConstant.FieldReplace, SignConstant.FieldSign);
column = columns[j];
sdpDataType = TableUtil.IntProperty(column, "SDPDataType");
if (sdpDataType == 0)
{
sdpDataType = DataTypes.ToDataType(column.DataType);
}
switch (sdpDataType)
{
case DataTypes.dtBLOB:
row[j] = BCUtil.Decode(curCol);
break;
case DataTypes.dtCLOB:
row[j] = StrUtil.FromByteArray(BCUtil.Decode(curCol));
break;
case DataTypes.dtXMLType:
row[j] = StrUtil.FromByteArray(BCUtil.Decode(curCol));
break;
case DataTypes.dtBoolean:
row[j] = curCol.Equals("1") ? true : false;
break;
//case DataTypes.dtDateTime:
// row[j] = Convert.ToDateTime(curCol);
// break;
//case DataTypes.dtDate:
// row[j] = Convert.ToDateTime(curCol);
// break;
//case DataTypes.dtTime:
// row[j] = Convert.ToDateTime(curCol);
// break;
default:
row[j] = curCol;
break;
}
}
}
}
datarows.Add(row);
}
if (length > 0)
{
table.AcceptChanges();
}
}
public static string Encode(string data)
{
return(data != null?Convert.ToBase64String(StrUtil.ToByteArray(data)) : "");
}
