private void ProcessEnum(MemberHandler m, object value)
{
string v = (value == null) ? "" : value.ToString();
if(value != null && value is string)
{
v = "";
}
_html.tag("select").id(_id).name(_name);
foreach (string s in Enum.GetNames(m.MemberType))
{
object e = Enum.Parse(m.MemberType, s);
_html.tag("option").attr("value", s);
if (s == v)
{
_html.attr("selected", "true");
}
_html.text(StringHelper.EnumToString(e)).end.over();
}
_html.end.over();
if (value != null && value is string)
{
_html.include("<script type=\"text/javascript\">document.getElementById(\"")
.include(_id)
.include("\").value = '")
.include(value.ToString())
.include("';</script>");
}
}
private void ProcessMember(MemberHandler m)
{
Type mft = m.MemberType;
if (mft.IsEnum)
{
ProcessEnum(m);
}
else if (mft == typeof(bool))
{
ProcessBoolean(m);
}
else if (mft == typeof(string))
{
ProcessString(m);
}
else if (mft == typeof(DateTime))
{
ProcessDateTime(m);
}
else if (mft.IsValueType)
{
ProcessValueType(m);
}
else
{
throw new ApplicationException(string.Format("Out of scope of member {0} of class: {1}", m.MemberInfo.Name, _type.FullName));
}
}
internal ObjectInfo(Type t)
{
this.HandleType = t;
this.CheckTypeIsModel();
List<MemberHandler> members = this.GetMembers();
this.KeyMembers = members.FindAll(m => m.Is.Key).ToArray();
this.CheckKeys();
this.SimpleMembers = this.GetSimpleMembers(members);
this.RelationMembers = members.FindAll(m => !m.Is.SimpleField).ToArray();
this.Members = this.GetAllMembers();
this.From = GetObjectFromClause(t);
this.AllowSqlLog = this.IsAllowSqlLog();
this.HasSystemKey = this.GetHasSystemKey();
this.HasRelation = members.Exists(delegate(MemberHandler m)
{
if ((!m.Is.HasOne && !m.Is.HasMany) && !m.Is.HasAndBelongsToMany)
{
return m.Is.BelongsTo;
}
return true;
});
this.LockVersion = members.FirstOrDefault(m => m.Is.LockVersion);
this.HasOnePrimaryKey = this.GetHasOnePrimaryKey();
this.SoftDeleteColumnName = this.GetSoftDeleteColumnName();
this.DeleteToTableName = this.GetDeleteToTableName();
this.ContextName = this.GetContextName();
this.QueryRequiredFields = this.GetQueryRequiredFields();
this.Cacheable = this.HandleType.HasAttribute<CacheableAttribute>(false);
this.GetIndexes();
SetManyToManyFrom(this, this.From.MainModelName, this.Members);
}
public ControlMapper(MemberHandler m, string id, string name, object value)
{
this._id = id;
this._name = name;
_html = HtmlBuilder.New;
ProcessField(m.Is.LazyLoad ? m.MemberType.GetGenericArguments()[0] : m.MemberType, m, value);
}
public override void ProcessBelongsTo(UpdateStatementBuilder builder, MemberHandler m, object fk)
{
object v;
if (_LoadedColumns.TryGetValue(m.Name, out v)) {
if (NotEqual(v, fk)) {
base.ProcessBelongsTo(builder, m, fk);
}
}
}
public override void ProcessSimpleMember(UpdateStatementBuilder builder, MemberHandler m, object n)
{
object v;
if (_LoadedColumns.TryGetValue(m.Name, out v)) {
if (NotEqual(v, n)) {
base.ProcessSimpleMember(builder, m, n);
}
}
}
private static string GetBtName(MemberHandler mh)
{
if(mh.Is.BelongsTo)
{
var t = mh.MemberType.GetGenericArguments()[0];
var ctx = ModelContext.GetInstance(t);
return ctx.Info.From.MainTableName;
}
return null;
}
public override void ProcessLazyLoad(UpdateStatementBuilder builder, MemberHandler m, object value, Type type)
{
object v;
if (_LoadedColumns.TryGetValue(m.Name, out v)) {
if (!NotEqual(value, v)) {
return;
}
}
base.ProcessLazyLoad(builder, m, value, type);
}
private void ProcessDateTime(MemberHandler m, object value)
{
_html.input.id(_id).name(_name).type("text").attr("cols", 19).attr("onclick", "PickDate(this)");
if (m.Is.AutoSavedValue)
{
_html.attr("disabled", "true");
}
if (value != null)
{
_html.value(value);
}
_html.end.over();
}
protected void ProcessEnum(MemberHandler m)
{
Type t = m.MemberType;
_b.asp("DropDownList", _id);
foreach (string s in Enum.GetNames(t))
{
object e = Enum.Parse(t, s);
string text = StringHelper.EnumToString(e);
_b.tag("asp:ListItem").attr("Text", text).attr("Value", s).end.over();
}
_b.end.over();
}
private static KeyValue GetKeyValue(ObjectInfo oi, MemberHandler fi)
{
if (fi.Is.BelongsTo)
{
Type type = fi.MemberType.GetGenericArguments()[0];
MemberHandler handler = (oi.HandleType == type) ? oi.KeyMembers[0] : ModelContext.GetInstance(type).Info.KeyMembers[0];
return new KeyValue(fi.Name, null, handler.MemberType);
}
if (fi.Is.LazyLoad)
{
return new KeyValue(fi.Name, null, fi.MemberType.GetGenericArguments()[0]);
}
return new KeyValue(fi.Name, null, fi.MemberType);
}
private static Type GetType(MemberHandler fh)
{
if (fh.Is.BelongsTo)
{
var ctx = ModelContext.GetInstance(fh.MemberType.GetGenericArguments()[0]);
if (ctx.Info.KeyMembers != null && ctx.Info.KeyMembers.Length == 1)
{
return ctx.Info.KeyMembers[0].MemberType;
}
}
else if(fh.Is.LazyLoad)
{
return fh.MemberType.GetGenericArguments()[0];
}
return fh.MemberType;
}
private static void CheckMemberCast(MemberHandler member, object value, StringBuilder text)
{
if ((value == null || value == DBNull.Value) && member.Is.AllowNull)
{
return;
}
if (member.MemberType.IsEnum && value is Int32)
{
return;
}
if (member.MemberType == typeof(long) && value.GetType () == typeof(int)) {
return;
}
if (member.MemberType != value.GetType())
{
text.AppendFormat("The type of member [{0}] is [{1}] but the type in Database of it is [{2}]\n",
member.Name, member.MemberType, value.GetType());
}
}
protected void ProcessBoolean(MemberHandler m)
{
_b.asp("CheckBox", _id).end.over();
}
private bool ValidateStringField(string field, MemberHandler fh, StringBuilder errMsg)
{
if (field == null || (field == "" && _emptyAsNull))
{
if (fh.Is.AllowNull)
{
return true;
}
errMsg.Append(_notAllowNullText).Append(_separatorText);
return false;
}
bool isValid = true;
field = field.Trim();
if (fh.MaxLength > 0)
{
isValid &= IsValidStringField(field, fh.MinLength, fh.MaxLength, !fh.Is.Unicode,
string.IsNullOrEmpty(fh.LengthErrorMessage) ? _lengthText : fh.LengthErrorMessage, errMsg);
}
if (!string.IsNullOrEmpty(fh.Regular))
{
bool iv = Regex.IsMatch(field, fh.Regular);
if (!iv)
{
if (string.IsNullOrEmpty(fh.RegularErrorMessage))
{
errMsg.Append(_notMatchedText).Append(_separatorText);
}
else
{
errMsg.Append(fh.RegularErrorMessage).Append(_separatorText);
}
}
isValid &= iv;
}
return isValid;
}
internal ColumnInfo(MemberHandler mh)
: this(mh.Name, GetType(mh), mh.Is.Key, mh.Is.DbGenerate, mh.Is.AllowNull, mh.Is.Unicode, mh.MaxLength, mh.DecimalPart, GetBtName(mh))
{
}
protected void ProcessString(MemberHandler m)
{
int iml = m.MaxLength;
_b.asp("TextBox", _id);
if (iml > 0)
{
_b.attr("MaxLength", iml).attr("Columns", iml > 60 ? 60 : iml);
}
else
{
_b.attr("TextMode", "MultiLine").attr("Columns", 60).attr("Rows", 10);
}
_b.end.over();
}
public virtual void ProcessBelongsTo(UpdateStatementBuilder builder, MemberHandler m, object fk)
{
builder.Values.Add(new KeyOpValue(m.Name, fk, fk == null ? typeof(long) : fk.GetType()));
}
private object GetDefaultValue(MemberHandler member, DbDialect dialect)
{
if(member.Is.AllowNull)
{
return null;
}
var t = member.MemberType;
if(t == typeof(string) || t == typeof(byte[]))
{
return dialect.EmptyString;
}
if(t == typeof(DateTime) || t == typeof(Date) || t == typeof(Time))
{
return dialect.QuoteDateTimeValue(dialect.DefaultDateTimeString());
}
if(t == typeof(Guid))
{
return "'" + Guid.NewGuid().ToString() + "'";
}
return 0;
}
public static HtmlBuilder Map(MemberHandler m, string id, string name, object value)
{
var c = new ControlMapper(m, id, name, value);
return c._html;
}
public virtual void ProcessLazyLoad(UpdateStatementBuilder builder, MemberHandler m, object value, Type type)
{
builder.Values.Add (new KeyOpValue (m.Name, value, type));
}
private void ProcessString(MemberHandler m, object value)
{
if (m.MaxLength < 256 && m.MaxLength > 0)
{
_html.input.id(_id).name(_name).type("text");
int size = m.MaxLength > 100 ? 100 : m.MaxLength;
_html.attr("maxlength", m.MaxLength).attr("size", size);
if (value != null)
{
_html.value(value);
}
_html.end.over();
}
else
{
string s = (value == null) ? "" : value.ToString();
_html.tag("textarea").id(_id).name(_name).attr("cols", 50).attr("rows", 5).include(s).end.over();
}
}
public virtual void ProcessSimpleMember(UpdateStatementBuilder builder, MemberHandler m, object n)
{
builder.Values.Add(new KeyOpValue(m.Name, n, m.MemberType));
}
private void ProcessField(Type fieldType, MemberHandler m, object value)
{
if (fieldType.IsEnum)
{
ProcessEnum(m, value);
}
else if (fieldType == typeof(bool))
{
ProcessBoolean(value);
}
else if (fieldType == typeof(string))
{
ProcessString(m, value);
}
else if (fieldType == typeof(DateTime))
{
ProcessDateTime(m, value);
}
else if (fieldType == typeof(Date))
{
ProcessDateTime(m, value);
}
else if (fieldType == typeof(Time))
{
ProcessDateTime(m, value);
}
else if (fieldType.IsValueType)
{
ProcessValueType(value);
}
else
{
throw new WebException(string.Format("Out of scope of member {0}", m.MemberInfo.Name));
}
}
private void SetErrorMessage(MemberHandler fh, StringBuilder errMsg, bool isValid, string tableName)
{
if (errMsg.Length > _separatorTextLength) { errMsg.Length -= _separatorTextLength; }
if (!isValid)
{
string n = (_includeClassName ? tableName + "." + fh.ShowString : fh.ShowString);
_errorMessages[fh.Name] = string.Format(_invalidFieldText, n, errMsg);
}
IsValid &= isValid;
}
protected void ProcessValueType(MemberHandler m)
{
_b.asp("TextBox", _id).attr("MaxLength", 20).attr("Columns", 20).end.over();
}
private void ProcessHasAndBelongsToMany(IDbObject obj, MemberHandler f, ILazyLoading ho)
{
object obj2 = ho.Read();
if (obj2 != null)
{
Util.TryEnumerate(obj2, RelationSave);
}
var relations = (IHasAndBelongsToManyRelations)ho;
foreach (object obj3 in relations.SavedNewRelations)
{
SetManyToManyRelation(f.MemberType.GetGenericArguments()[0], Handler.GetKeyValue(obj), obj3);
}
foreach (object obj4 in relations.RemovedRelations)
{
RemoveManyToManyRelation(f.MemberType.GetGenericArguments()[0], Handler.GetKeyValue(obj), obj4);
}
}
private bool ValidateByteArrayField(byte[] field, MemberHandler fh, StringBuilder errMsg)
{
if (field == null)
{
if (fh.Is.AllowNull)
{
return true;
}
errMsg.Append(_notAllowNullText).Append(_separatorText);
return false;
}
bool isValid = true;
if(fh.MaxLength > 0)
{
string errorText = string.IsNullOrEmpty(fh.LengthErrorMessage)
? _lengthText
: fh.LengthErrorMessage;
isValid &= IsValidField(field.Length, fh.MinLength, fh.MaxLength, errMsg, errorText);
}
return isValid;
}
private static string GetCrossTableName(MemberHandler f, string unmappedMainTableName, string unmappedSlaveTableName)
{
string crossTableName;
if (!string.IsNullOrEmpty(f.CrossTableName))
{
crossTableName = f.CrossTableName;
}
else
{
crossTableName = (unmappedMainTableName.CompareTo(unmappedSlaveTableName) > 0)
? (unmappedSlaveTableName + "_" + unmappedMainTableName)
: (unmappedMainTableName + "_" + unmappedSlaveTableName);
}
return (NameMapper.Instance.Prefix + crossTableName);
}
protected void ProcessDateTime(MemberHandler m)
{
_b.asp("TextBox", _id).attr("Columns", 23);
if (m.Is.CreatedOn || m.Is.UpdatedOn)
{
_b.attr("Enabled", "False");
}
else
{
_b.attr("onclick", "getDateString(this, oCalendarEn)");
}
_b.end.over();
}
