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;
using FLocal.Common;
using FLocal.Common.actions;
namespace FLocal.Common.dataobjects {
public class Post : SqlObject<Post> {
public class TableSpec : ISqlObjectTableSpec {
public const string TABLE = "Posts";
public const string FIELD_ID = "Id";
public const string FIELD_POSTERID = "PosterId";
public const string FIELD_POSTDATE = "PostDate";
public const string FIELD_LASTCHANGEDATE = "LastChangeDate";
public const string FIELD_REVISION = "Revision";
public const string FIELD_LAYERID = "LayerId";
public const string FIELD_TITLE = "Title";
public const string FIELD_BODY = "Body";
public const string FIELD_THREADID = "ThreadId";
public const string FIELD_PARENTPOSTID = "ParentPostId";
public const string FIELD_TOTALPUNISHMENTS = "TotalPunishments";
public static readonly TableSpec instance = new TableSpec();
public string name { get { return TABLE; } }
public string idName { get { return FIELD_ID; } }
public void refreshSqlObject(int id) { Refresh(id); }
}
protected override ISqlObjectTableSpec table { get { return TableSpec.instance; } }
private int _posterId;
public int posterId {
get {
this.LoadIfNotLoaded();
return this._posterId;
}
}
public User poster {
get {
this.LoadIfNotLoaded();
return User.LoadById(this.posterId);
}
}
private DateTime _postDate;
public DateTime postDate {
get {
this.LoadIfNotLoaded();
return this._postDate;
}
}
private DateTime _lastChangeDate;
public DateTime lastChangeDate {
get {
this.LoadIfNotLoaded();
return this._lastChangeDate;
}
}
private int? _revision;
public int? revision {
get {
this.LoadIfNotLoaded();
return this._revision;
}
}
public Revision latestRevision {
get {
return Revision.LoadById(
int.Parse(
Config.instance.mainConnection.LoadIdsByConditions(
Revision.TableSpec.instance,
new ComplexCondition(
ConditionsJoinType.AND,
new ComparisonCondition(
Revision.TableSpec.instance.getColumnSpec(Revision.TableSpec.FIELD_POSTID),
ComparisonType.EQUAL,
this.id.ToString()
),
new ComparisonCondition(
Revision.TableSpec.instance.getColumnSpec(Revision.TableSpec.FIELD_NUMBER),
ComparisonType.EQUAL,
this.revision.Value.ToString()
)
),
Diapasone.unlimited
).Single()
)
);
}
}
private int _layerId;
public int layerId {
get {
this.LoadIfNotLoaded();
return this._layerId;
}
}
public PostLayer layer {
get {
return PostLayer.LoadById(this.layerId);
}
}
private string _title;
public string title {
get {
this.LoadIfNotLoaded();
return this._title;
}
}
private string _body;
public string body {
get {
this.LoadIfNotLoaded();
return this._body;
}
}
public string bodyShort {
get {
return this.body.Replace("<br />", Util.EOL).Replace("<br/>", Util.EOL).PHPSubstring(0, 1000);
}
}
private int _threadId;
public int threadId {
get {
this.LoadIfNotLoaded();
return this._threadId;
}
}
public Thread thread {
get {
return Thread.LoadById(this.threadId);
}
}
private int? _parentPostId;
public int? parentPostId {
get {
this.LoadIfNotLoaded();
return this._parentPostId;
}
}
public Post parentPost {
get {
return Post.LoadById(this.parentPostId.Value);
}
}
private int _totalPunishments;
public int totalPunishments {
get {
this.LoadIfNotLoaded();
return this._totalPunishments;
}
}
private readonly object punishments_Locker = new object();
public IEnumerable<Punishment> punishments {
get {
return
from id in Cache<IEnumerable<int>>.instance.get(
this.punishments_Locker,
() => {
IEnumerable<int> ids = (from stringId in Config.instance.mainConnection.LoadIdsByConditions(
Punishment.TableSpec.instance,
new ComparisonCondition(
Punishment.TableSpec.instance.getColumnSpec(Punishment.TableSpec.FIELD_POSTID),
ComparisonType.EQUAL,
this.id.ToString()
),
Diapasone.unlimited
) select int.Parse(stringId)).ToList();
Punishment.LoadByIds(ids);
return ids;
}
)
let punishment = Punishment.LoadById(id)
orderby punishment.id
select punishment;
}
}
internal void punishments_Reset() {
Cache<IEnumerable<int>>.instance.delete(this.punishments_Locker);
}
protected override void doFromHash(Dictionary<string, string> data) {
this._posterId = int.Parse(data[TableSpec.FIELD_POSTERID]);
this._postDate = Util.ParseDateTimeFromTimestamp(data[TableSpec.FIELD_POSTDATE]).Value;
this._lastChangeDate = Util.ParseDateTimeFromTimestamp(data[TableSpec.FIELD_LASTCHANGEDATE]).Value;
this._revision = Util.ParseInt(data[TableSpec.FIELD_REVISION]);
this._layerId = int.Parse(data[TableSpec.FIELD_LAYERID]);
this._title = data[TableSpec.FIELD_TITLE];
this._body = data[TableSpec.FIELD_BODY];
this._threadId = int.Parse(data[TableSpec.FIELD_THREADID]);
this._parentPostId = Util.ParseInt(data[TableSpec.FIELD_PARENTPOSTID]);
this._totalPunishments = Util.ParseInt(data[TableSpec.FIELD_TOTALPUNISHMENTS]).GetValueOrDefault(0);
}
public XElement exportToXmlSimpleWithParent(UserContext context) {
return new XElement("post",
new XElement("id", this.id),
new XElement("name", this.title),
new XElement("parent", this.thread.exportToXmlSimpleWithParent(context))
);
}
public XElement exportToXmlBase(UserContext context) {
return new XElement("post",
new XElement("id", this.id),
new XElement("poster", this.poster.exportToXmlForViewing(context)),
new XElement("bodyShort", context.isPostVisible(this) ? this.bodyShort : ""),
new XElement("title", this.title)
);
}
private XNode XMLBody(UserContext context) {
return XElement.Parse("<body>" + context.outputParams.preprocessBodyIntermediate(this.body) + "</body>", LoadOptions.PreserveWhitespace);
}
public XElement exportToXml(UserContext context, params XElement[] additional) {
if(!context.isPostVisible(this)) return null;
XElement result = new XElement("post",
new XElement("id", this.id),
new XElement("poster",
this.poster.exportToXmlForViewing(
context,
new XElement("isModerator", Moderator.isModerator(this.poster, this.thread.board).ToPlainString())
)
),
new XElement("postDate", this.postDate.ToXml()),
new XElement("layerId", this.layerId),
new XElement("layerName", this.layer.name),
new XElement("title", this.title),
new XElement("body", context.outputParams.preprocessBodyIntermediate(this.body)),
//this.XMLBody(context),
new XElement("bodyShort", this.bodyShort),
new XElement("threadId", this.threadId),
new XElement("isPunishmentEnabled", ((context.account != null) && Moderator.isModerator(context.account, this.thread.board)).ToPlainString()),
new XElement("isOwner", ((context.account != null) && (this.poster.id == context.account.user.id)).ToPlainString()),
new XElement(
"specific",
new XElement(
"changeInfo",
new XElement("lastChangeDate", this.lastChangeDate.ToXml()),
new XElement("revision", this.revision.ToString())
)
)
);
if(this.totalPunishments > 0) {
result.Add(from punishment in punishments select new XElement("specific", punishment.exportToXml(context)));
}
if(this.parentPostId.HasValue) {
result.Add(new XElement("parentPost", this.parentPost.exportToXmlBase(context)));
}
if(additional.Length > 0) {
result.Add(additional);
}
return result;
}
public Post Reply(User poster, string title, string body, PostLayer desiredLayer) {
return this.Reply(poster, title, body, desiredLayer, DateTime.Now, null);
}
public Post Reply(User poster, string title, string body, PostLayer desiredLayer, DateTime date, int? forcedPostId) {
if(this.thread.isLocked && poster.name != Config.instance.AdminUserName) {
throw new FLocalException("thread locked");
}
PostLayer actualLayer = poster.getActualLayer(this.thread.board, desiredLayer);
var changes = Thread.getNewPostChanges(this.thread.board, this.threadId, this, poster, actualLayer, title, body, date, forcedPostId);
ChangeSetUtil.ApplyChanges(changes.Value.ToArray());
return Post.LoadById(changes.Key.getId().Value);
}
private readonly object Edit_locker = new object(); //TODO: move locking to DB
public void Edit(User user, string newTitle, string newBody, PostLayer newDesiredLayer) {
if(this.poster.id != user.id) {
throw new AccessViolationException();
}
PostLayer actualLayer = poster.getActualLayer(this.thread.board, newDesiredLayer);
if(actualLayer.id < this.layer.id) {
actualLayer = this.layer;
}
lock(this.Edit_locker) {
List<AbstractChange> changes = new List<AbstractChange> {
new InsertChange(
Revision.TableSpec.instance,
new Dictionary<string, AbstractFieldValue> {
{ Revision.TableSpec.FIELD_POSTID, new ScalarFieldValue(this.id.ToString()) },
{ Revision.TableSpec.FIELD_CHANGEDATE, new ScalarFieldValue(DateTime.Now.ToUTCString()) },
{ Revision.TableSpec.FIELD_TITLE, new ScalarFieldValue(newTitle) },
{ Revision.TableSpec.FIELD_BODY, new ScalarFieldValue(newBody) },
{ Revision.TableSpec.FIELD_NUMBER, new ScalarFieldValue((this.revision + 1).ToString()) },
}
),
new UpdateChange(
TableSpec.instance,
new Dictionary<string, AbstractFieldValue> {
{ TableSpec.FIELD_TITLE, new ScalarFieldValue(newTitle) },
{ TableSpec.FIELD_BODY, new ScalarFieldValue(UBBParser.UBBToIntermediate(newBody)) },
{ TableSpec.FIELD_LASTCHANGEDATE, new ScalarFieldValue(DateTime.Now.ToUTCString()) },
{ TableSpec.FIELD_REVISION, new IncrementFieldValue() },
{ TableSpec.FIELD_LAYERID, new ScalarFieldValue(actualLayer.id.ToString()) },
},
this.id
)
};
if(this.thread.firstPost.id == this.id) {
changes.Add(
new UpdateChange(
Thread.TableSpec.instance,
new Dictionary<string,AbstractFieldValue> {
{ TableSpec.FIELD_TITLE, new ScalarFieldValue(newTitle) },
},
this.thread.id
)
);
}
ChangeSetUtil.ApplyChanges(changes.ToArray());
}
}
private readonly object Punish_Locker = new object();
public void Punish(Account account, PunishmentType type, string comment) {
if(!Moderator.isModerator(account, this.thread.board)) throw new FLocalException(account.id + " is not a moderator in board " + this.thread.board.id);
if(account.user.id == this.poster.id) throw new FLocalException("You cannot punish your own posts");
lock(this.Punish_Locker) {
List<AbstractChange> changes = (
from punishment in this.punishments
select (AbstractChange)new UpdateChange(
Punishment.TableSpec.instance,
new Dictionary<string,AbstractFieldValue> {
{ Punishment.TableSpec.FIELD_ISWITHDRAWED, new ScalarFieldValue("1") },
},
punishment.id
)
).ToList();
changes.Add(
new UpdateChange(
TableSpec.instance,
new Dictionary<string,AbstractFieldValue> {
{ TableSpec.FIELD_TOTALPUNISHMENTS, new IncrementFieldValue() },
},
this.id
)
);
changes.Add(
new InsertChange(
Punishment.TableSpec.instance,
new Dictionary<string,AbstractFieldValue> {
{ Punishment.TableSpec.FIELD_POSTID, new ScalarFieldValue(this.id.ToString()) },
{ Punishment.TableSpec.FIELD_OWNERID, new ScalarFieldValue(this.poster.id.ToString()) },
{ Punishment.TableSpec.FIELD_ORIGINALBOARDID, new ScalarFieldValue(this.thread.board.id.ToString()) },
{ Punishment.TableSpec.FIELD_MODERATORID, new ScalarFieldValue(account.id.ToString()) },
{ Punishment.TableSpec.FIELD_PUNISHMENTDATE, new ScalarFieldValue(DateTime.Now.ToUTCString()) },
{ Punishment.TableSpec.FIELD_PUNISHMENTTYPE, new ScalarFieldValue(type.id.ToString()) },
{ Punishment.TableSpec.FIELD_ISWITHDRAWED, new ScalarFieldValue("0") },
{ Punishment.TableSpec.FIELD_COMMENT, new ScalarFieldValue(comment) },
{ Punishment.TableSpec.FIELD_EXPIRES, new ScalarFieldValue(DateTime.Now.Add(type.timeSpan).ToUTCString()) },
}
)
);
ChangeSetUtil.ApplyChanges(changes.ToArray());
this.punishments_Reset();
Account posterAccount = null;
try {
posterAccount = Account.LoadByUser(this.poster);
} catch(NotFoundInDBException) {
}
if(posterAccount != null) {
PMMessage newMessage = PMConversation.SendPMMessage(
account,
posterAccount,
this.title,
String.Format("{0}\r\n[post]{2}[/post]\r\n{1}", type.description, comment, this.id)
);
newMessage.conversation.markAsRead(account, newMessage, newMessage);
}
}
}
}
}