An alternative to UBB.threads
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Xml.Linq;
using FLocal.Core;
using FLocal.Core.DB;
using FLocal.Core.DB.conditions;
namespace FLocal.Common.dataobjects {
public class Board : SqlObject<Board> {
public class TableSpec : FLocal.Core.DB.ITableSpec {
public const string TABLE = "Boards";
public const string FIELD_ID = "Id";
public const string FIELD_SORTORDER = "SortOrder";
public const string FIELD_CATEGORYID = "CategoryId";
public const string FIELD_LASTPOSTID = "LastPostId";
public const string FIELD_TOTALPOSTS = "TotalPosts";
public const string FIELD_TOTALTHREADS = "TotalThreads";
public const string FIELD_NAME = "Name";
public const string FIELD_DESCRIPTION = "Comment";
public const string FIELD_PARENTBOARDID = "ParentBoardId";
public static readonly TableSpec instance = new TableSpec();
public string name { get { return TABLE; } }
public string idName { get { return FIELD_ID; } }
}
protected override FLocal.Core.DB.ITableSpec table { get { return TableSpec.instance; } }
private int _sortOrder;
public int sortOrder {
get {
this.LoadIfNotLoaded();
return this._sortOrder;
}
}
private int? _categoryId;
public int? categoryId {
get {
this.LoadIfNotLoaded();
return this._categoryId;
}
}
public Category category {
get {
return Category.LoadById(this.categoryId.Value);
}
}
private int? _lastPostId;
public int? lastPostId {
get {
this.LoadIfNotLoaded();
return this._lastPostId;
}
}
public Post lastPost {
get {
return Post.LoadById(this.lastPostId.Value);
}
}
private int _totalPosts;
public int totalPosts {
get {
this.LoadIfNotLoaded();
return this._totalPosts;
}
}
private int _totalThreads;
public int totalThreads {
get {
this.LoadIfNotLoaded();
return this._totalThreads;
}
}
private string _name;
public string name {
get {
this.LoadIfNotLoaded();
return this._name;
}
}
private string _description;
public string description {
get {
this.LoadIfNotLoaded();
return this._description;
}
}
private int? _parentBoardId;
public int? parentBoardId {
get {
this.LoadIfNotLoaded();
return this._parentBoardId;
}
}
public Board parentBoard {
get {
return Board.LoadById(this.parentBoardId.Value);
}
}
protected override void doFromHash(Dictionary<string, string> data) {
this._sortOrder = int.Parse(data[TableSpec.FIELD_SORTORDER]);
this._categoryId = Util.ParseInt(data[TableSpec.FIELD_CATEGORYID]);
this._lastPostId = Util.ParseInt(data[TableSpec.FIELD_LASTPOSTID]);
this._totalPosts = int.Parse(data[TableSpec.FIELD_TOTALPOSTS]);
this._totalThreads = int.Parse(data[TableSpec.FIELD_TOTALTHREADS]);
this._name = data[TableSpec.FIELD_NAME];
this._description = data[TableSpec.FIELD_DESCRIPTION];
this._parentBoardId = Util.ParseInt(data[TableSpec.FIELD_PARENTBOARDID]);
}
private readonly object subBoards_Locker = new object();
public IEnumerable<Board> subBoards {
get {
return
from id in Cache<IEnumerable<int>>.instance.get(
this.subBoards_Locker,
() => {
IEnumerable<int> ids = from stringId in Config.instance.mainConnection.LoadIdsByConditions(
TableSpec.instance,
new FLocal.Core.DB.conditions.ComparisonCondition(
TableSpec.instance.getColumnSpec(Board.TableSpec.FIELD_PARENTBOARDID),
FLocal.Core.DB.conditions.ComparisonType.EQUAL,
this.id.ToString()
),
Diapasone.unlimited,
new JoinSpec[0]
) select int.Parse(stringId);
Board.LoadByIds(ids);
return ids;
}
)
let board = Board.LoadById(id)
orderby board.sortOrder, board.id
select board;
}
}
internal void subBoards_Reset() {
Cache<IEnumerable<int>>.instance.delete(this.subBoards_Locker);
}
private bool hasNewPosts() {
return Core.Util.RandomInt(0, 1000) < 500;
}
private XElement exportLastPostInfo(UserContext context) {
if(!this.lastPostId.HasValue) {
return new XElement("none");
} else {
return this.lastPost.exportToXmlWithoutThread(context, false);
}
}
public XElement exportToXmlSimpleWithParent(UserContext context) {
return new XElement("board",
new XElement("id", this.id),
new XElement("name", this.name),
new XElement("description", this.description),
new XElement("parent", this.parentBoardId.HasValue ? this.parentBoard.exportToXmlSimpleWithParent(context) : this.category.exportToXmlSimple(context))
);
}
public XElement exportToXml(UserContext context, bool includeSubBoards) {
XElement result = new XElement("board",
new XElement("id", this.id),
new XElement("sortOrder", this.sortOrder),
new XElement("categoryId", this.categoryId),
new XElement("totalPosts", this.totalPosts),
new XElement("totalThreads", this.totalThreads),
new XElement("name", this.name),
new XElement("description", this.description),
new XElement("hasNewPosts", this.hasNewPosts().ToPlainString()),
new XElement("lastPostInfo", this.exportLastPostInfo(context))
);
if(includeSubBoards) {
result.Add(new XElement("subBoards",
from board in this.subBoards select board.exportToXml(context, false)
));
}
return result;
}
public IEnumerable<Thread> getThreads(Diapasone diapasone, UserContext context, SortSpec[] sortBy) {
return Thread.LoadByIds(
from stringId in Config.instance.mainConnection.LoadIdsByConditions(
Thread.TableSpec.instance,
new ComparisonCondition(
Thread.TableSpec.instance.getColumnSpec(Thread.TableSpec.FIELD_BOARDID),
ComparisonType.EQUAL,
this.id.ToString()
),
diapasone,
new JoinSpec[0],
sortBy
) select int.Parse(stringId)
);
}
public IEnumerable<Thread> getThreads(Diapasone diapasone, UserContext context) {
return this.getThreads(
diapasone,
context,
new SortSpec[] {
new SortSpec(
Thread.TableSpec.instance.getColumnSpec(Thread.TableSpec.FIELD_ISANNOUNCEMENT),
false
),
new SortSpec(
Thread.TableSpec.instance.getColumnSpec(Thread.TableSpec.FIELD_LASTPOSTID),
true
),
}
);
}
}
}