public string ValidateField(BF_FORM.FieldInfo FieldInfo, string val, string rowKey, int DB_ID, string TABLE_NAME, List <BF_FORM.FieldInfo> FieldList)
{
string message = "";
if (string.IsNullOrWhiteSpace(val) && FieldInfo.IS_NOT_NULL == 1)//验证必填字段
{
return("对不起！" + FieldInfo.CN_NAME + "字段不能为空。");
}
//唯一性约束
if (string.IsNullOrWhiteSpace(val) == false && FieldInfo.IS_UNIQUE == 1)
{
List <object> paramList = new List <object>();
paramList.Add(val);
string sql = "SELECT {0} FROM {1} WHERE {0} = ?";
if (string.IsNullOrWhiteSpace(rowKey) == false)
{
string strWhere = GetKeyWhere(FieldList, rowKey, ref paramList, true);
sql += " AND " + strWhere;
}
sql = string.Format(sql, FieldInfo.EN_NAME, TABLE_NAME);
DataTable dt = BF_DATABASE.Instance.ExecuteSelectSQL(DB_ID, sql, paramList, 0);
if (dt != null && dt.Rows.Count > 0)
{
return("对不起！" + FieldInfo.CN_NAME + "字段不能重复。因为您违反了唯一性约束！");
}
}
return(message);
}
private string GetTrea(BF_FORM.FieldInfo fieldData)
{
if (fieldData == null)
{
return("");
}
#region 组装数据集
DataTable opData = SelectItem(fieldData);
var obj = new List <object>();
if (opData != null && opData.Rows.Count > 0)
{
foreach (DataRow dr in opData.Rows)
{
obj.Add(
new
{
id = dr["v"] == null || dr["v"].ToString().Trim() == "" ? "" : dr["v"].ToString(),
name = dr["k"] == null || dr["k"].ToString().Trim() == "" ? "" : dr["k"].ToString(),
pId = dr["p"] == null || dr["p"].ToString().Trim() == "" ? "0" : dr["p"].ToString()
});
}
}
JsonSerializerSettings _jsonSerializerSettings = new JsonSerializerSettings();
string TreeVal = JsonConvert.SerializeObject(obj, _jsonSerializerSettings);
#endregion
//生成字符串
string opHtml = "<script>$(function(){var zNodes" + fieldData.EN_NAME + " = JSON.parse('" + TreeVal + "');$.comboztree('{id}',{ztreenode: zNodes" + fieldData.EN_NAME + "});});</script>";//添加支撑JS
return(opHtml);
}
private string GetCheck(BF_FORM.FieldInfo fieldData, string value)
{
DataTable opData = SelectItem(fieldData);
//生成字符串
string opHtml = "";
string[] vals = value.Split(',');
bool isCk = false;//是否选中
if (opData == null || opData.Rows.Count <= 0)
{
return("");
}
foreach (DataRow item in opData.Rows)
{
isCk = false;//是否选中
foreach (string val in vals)
{
if (item["v"] != null && val == item["v"].ToString().Trim())
{
isCk = true;
break;
}
}
opHtml += "<input type =\"checkbox\" value=\"" + item["v"] + "\" name=\"" + fieldData.EN_NAME + "\" lay-skin=\"primary\" title=\"" + item["k"] + "\" " + (isCk ? "checked=\"\"" : "") + ">";
}
return(opHtml);
}
private string GetSelectOption(BF_FORM.FieldInfo fieldData, string value)
{
DataTable opData = SelectItem(fieldData);
if (opData == null || opData.Rows.Count <= 0)
{
return("");
}
//生成字符串
string opHtml = "";
foreach (DataRow item in opData.Rows)
{
opHtml += "<option value=\"" + item["v"] + "\"" + (item["v"].ToString() == value ? " selected=\"selected\"" : "") + ">" + item["k"] + "</option>";
}
return(opHtml);
}
private DataTable SelectItem(BF_FORM.FieldInfo fieldData)
{
if (fieldData == null)
{
return(null);
}
DataTable opData = new DataTable();
switch (fieldData.SELECT_INPUT_TYPE)
{
case (int)FormSelectType.枚举值:
opData.Columns.Add("k");
opData.Columns.Add("v");
if (fieldData.INPUT_TYPE == (int)FormInputType.拉树选择)
{
opData.Columns.Add("p");
}
List <SelectEnumOption> op = fieldData.SELECT_ENUM_OPTIONS;
if (op != null && op.Count > 0)
{
foreach (SelectEnumOption item in op)
{
DataRow row = opData.NewRow();
row["k"] = GetReadParam(item.NAME);
row["v"] = GetReadParam(item.VALUE);
if (fieldData.INPUT_TYPE == (int)FormInputType.拉树选择)
{
row["p"] = (string.IsNullOrWhiteSpace(item.PID) ? "0" : item.PID);
}
opData.Rows.Add(row);
}
}
break;
case (int)FormSelectType.表查询:
string pidField = "";
if (fieldData.INPUT_TYPE == (int)FormInputType.拉树选择)
{
pidField = "," + fieldData.SELECT_QUERY_INFO.PID_FIELD + " p ";
}
string strField = fieldData.SELECT_QUERY_INFO.NAME_FIELD + " k," + fieldData.SELECT_QUERY_INFO.VALUE_FIELD + " v" + pidField; //需要查询的字段
string strWhere = fieldData.SELECT_QUERY_INFO.WHERE;
strWhere = GetReadParam(strWhere); //得到SQL
opData = GetData(fieldData.SELECT_QUERY_INFO.DB_ID, fieldData.SELECT_QUERY_INFO.TABLE_NAME, strField, strWhere);
break;
case (int)FormSelectType.SQL语句:
if (string.IsNullOrWhiteSpace(fieldData.SQL) == false)
{
string[] info = fieldData.SQL.Split('◎');
if (info.Length < 2 || string.IsNullOrWhiteSpace(info[0]) || string.IsNullOrWhiteSpace(info[1]))
{
return(null);
}
try
{
string strSql = GetReadParam(info[1]); //得到SQL
opData = BF_DATABASE.Instance.ExecuteSelectSQL(Convert.ToInt32(info[0]), strSql, null, 0, 1);
}
catch (Exception ex)
{
BLog.Write(BLog.LogLevel.ERROR, "保存SQL模式时,出现未知错误：" + ex.ToString());
return(null);
}
}
break;
}
return(opData);
}
public string GetControllerHtml(BF_FORM.FieldInfo fieldData, DataRow row)
{
if (fieldData == null)
{
return("");
}
#region 控件模板
string inputHtml = "<input type=\"text\" id=\"{id}\" name=\"{name}\" lay-filter=\"{别名}\" value=\"{value}\" lay-verify=\"{验证}\" placeholder=\"{提示}\" autocomplete=\"off\" class=\"layui-input\" {只读}>";
string dataHtml = "<input type=\"text\" id=\"{id}\" name=\"{name}\" lay-filter=\"{别名}\" value=\"{value}\" lay-verify=\"datetime\" placeholder=\"yyyy-MM-dd HH:mm:ss\" autocomplete=\"off\" class=\"layui-input\" {只读}>";
string checkHtml = "<input type=\"checkbox\" id=\"{id}\" name=\"{name}\" lay-filter=\"{别名}\" value=\"{value}\" title=\"{提示}\" {选中} {只读}>";
string textareaHtml = "<textarea id=\"{id}\" name=\"{name}\" lay-filter=\"{别名}\" placeholder=\"{提示}\" lay-verify=\"{验证}\" class=\"layui-textarea\" {只读}>{内容}</textarea>";
string selectHtml = "<select lay-search id=\"{id}\" name=\"{name}\" lay-filter=\"{别名}\" lay-verify=\"{验证}\" {只读}>{选项}</select>";
string checkboxHtml = "<span {只读}>{选项}</span>";
string treeHtml = "<input type=\"text\" id=\"{id}\" name=\"{name}\" value=\"{value}\" {只读}>";
#endregion
string strHtml = "";
string value = "";
string enName = fieldData.EN_NAME;//验证字段的默认值
if (row != null && row[enName] != null)
{
value = row[enName].ToString().Trim();
}
else
{
//添加默认值
if (string.IsNullOrWhiteSpace(fieldData.DEFAULT) == false)
{
value = fieldData.DEFAULT;
#region 处理函数
int s = value.IndexOf("@{");
int e = value.IndexOf("}");
if (s == 0 && e == value.Length - 1)
{
value = BF_FORM.Instance.GetReadParam(value); //得到参数值
}
#endregion
}
}
switch (fieldData.INPUT_TYPE)
{
case (int)Enums.FormInputType.拉单选框:
string opHtml = GetSelectOption(fieldData, value);
strHtml = selectHtml.Replace("{选项}", opHtml);
break;
case (int)Enums.FormInputType.单个复选框:
if (value == "1" || value.ToLower() == "true")
{
checkHtml = checkHtml.Replace("{选中}", "checked");
}
else
{
checkHtml = checkHtml.Replace("{选中}", "");
}
checkHtml = checkHtml.Replace("{提示}", fieldData.CN_NAME).Replace("{value}", (value == "" ? "0" : value)); //这个地方设默认值为0可能存在争议
strHtml = checkHtml;
break;
case (int)Enums.FormInputType.多个复选框:
opHtml = GetCheck(fieldData, value);
if (opHtml != null && opHtml != "")
{
strHtml = checkboxHtml.Replace("{选项}", opHtml);
}
break;
case (int)Enums.FormInputType.多行文字框:
strHtml = textareaHtml.Replace("{内容}", value);
break;
case (int)Enums.FormInputType.日期文字框:
if (value != null && value != "")
{
value = Convert.ToDateTime(value).ToString("yyyy-MM-dd HH:mm:ss");
}
strHtml = dataHtml.Replace("{value}", value);
break;
case (int)Enums.FormInputType.普通文字框:
strHtml = inputHtml.Replace("{value}", value);
if (fieldData.FIELD_DATA_TYPE == (int)Enums.FieldDataType.数值) //如果是数值性的就用数值型的文本
{
strHtml = strHtml.Replace("type=\"text\"", "type=\"number\"");
}
break;
case (int)Enums.FormInputType.拉树选择:
strHtml = treeHtml.Replace("{value}", value);
strHtml += GetTrea(fieldData);
break;
default:
strHtml = inputHtml.Replace("{value}", value);
break;
}
strHtml = strHtml.Replace("{id}", enName).Replace("{name}", enName);
strHtml = strHtml.Replace("{name}", enName).Replace("{别名}", enName);
strHtml = strHtml.Replace("{提示}", "请输入" + fieldData.CN_NAME).Replace("{别名}", enName);
strHtml = strHtml.Replace("{验证}", (fieldData.IS_NOT_NULL == 1 ? "required" : ""));
#region 加入编辑时只读标签
if (row != null && fieldData.IS_READONLY == 1)//是否为编辑时的只读字段
{
strHtml = strHtml.Replace("{只读}", "readonly=\"readonly\"");
}
else
{
strHtml = strHtml.Replace("{只读}", "");
}
#endregion
return(strHtml);
}
