public NanoHttpResponse Handle(NanoHttpRequest request)
{
Hash hash = new Hash(request.Address.Split('/').Last());
List <NanoPost> all = new List <NanoPost>(_db.GetExpandedThreadPosts(hash));
//
// recursively hide posts
foreach (NanoPost p in all)
{
if (_db.IsHidden(p.GetHash()))
{
var children = _db.GetExpandedThreadPosts(p.GetHash());
foreach (var child in children)
{
_db.Hide(child.GetHash());
}
}
}
List <NanoPost> list = new List <NanoPost>(all.Where(p => !_db.IsHidden(p.GetHash())));
new PngContainerCreator(_db).CreateWithList(list);
return(new NanoHttpResponse(StatusCode.Ok, "\n"));
}
private NanoHttpResponse HandleSafe(NanoHttpRequest request)
{
Hash thread = new Hash(request.Address.Split('/').Last());
if (thread.Invalid)
{
return(new ErrorHandler(StatusCode.BadRequest, "Wrong hash format.").Handle(request));
}
var sb = new StringBuilder();
var p = _db.Get(thread);
sb.Append("{\n \"hash\" : \"");
sb.Append(p.GetHash().Value);
sb.Append("\", \n \"isHidden\" : \"");
sb.Append(_db.IsHidden(p.GetHash()) ? "1" : "0");
sb.Append("\", \n \"replyTo\" : \"");
sb.Append(p.ReplyTo.Value);
sb.Append("\", \n \"message\" : \"");
string s = p.SerializedString().Substring(32);
s = s.Replace("\\", "\\\\");
s = s.Replace("\n", "\\n");
s = s.Replace("\"", "\\\"");
s = s.Replace("\t", "\\t");
s = s.Replace("\r", "\\r");
sb.Append(s);
sb.Append("\"\n}");
return(new NanoHttpResponse(StatusCode.Ok, sb.ToString(), "application/json; charset=utf-8"));
}
public NanoHttpResponse Handle(NanoHttpRequest request)
{
Hash hash = new Hash(request.Address.Split('/').Last());
if (hash.Invalid)
{
return(new ErrorHandler(StatusCode.BadRequest, "Invalid hash").Handle(request));
}
try
{
if (_db.IsHidden(hash))
{
_db.Unhide(hash);
}
else
{
_db.Hide(hash);
}
return(new NanoHttpResponse(StatusCode.Ok, "\n"));
}
catch (Exception e)
{
return(new ErrorHandler(StatusCode.InternalServerError, e.ToString().Replace("\n", "<br>")).Handle(request));
}
}
private NanoHttpResponse HandleSafe(NanoHttpRequest request)
{
int n = int.Parse(request.Address.Split('/').Last());
var sb = new StringBuilder();
var p = _db.GetPost(n);
sb.Append("{\n \"hash\" : \"");
sb.Append(p.GetHash().Value);
sb.Append("\", \n \"isHidden\" : \"");
sb.Append(_db.IsHidden(p.GetHash()) ? "1" : "0");
sb.Append("\", \n \"replyTo\" : \"");
sb.Append(p.ReplyTo.Value);
sb.Append("\", \n \"message\" : \"");
string s = p.SerializedString().Substring(32);
s = s.Replace("\\", "\\\\");
s = s.Replace("\n", "\\n");
s = s.Replace("\"", "\\\"");
s = s.Replace("\t", "\\t");
s = s.Replace("\r", "\\r");
sb.Append(s);
sb.Append("\"\n}");
return(new NanoHttpResponse(StatusCode.Ok, sb.ToString(), "application/json; charset=utf-8"));
}
public static NanoPost[] ExceptHidden(this NanoPost[] posts, NanoDB db)
{
if (db.IsHiddenListEmpty())
{
return(posts);
}
return(posts.Where(p => !db.IsHidden(p.GetHash())).ToArray());
}
private NanoHttpResponse HandleSafe(NanoHttpRequest request)
{
Hash thread = new Hash(request.Address.Split('/').Last());
if (thread.Invalid)
{
return(new ErrorHandler(StatusCode.BadRequest, "Wrong hash format.").Handle(request));
}
var sb = new StringBuilder();
sb.Append("{ \n \"posts\" : [\n");
var posts = _expanded ? _db.GetExpandedThreadPosts(thread) : _db.GetThreadPosts(thread);
for (int i = 0; i < posts.Length; i++)
{
var p = posts[i];
bool last = i == posts.Length - 1;
sb.Append(" {\n \"hash\" : \"");
sb.Append(p.GetHash().Value);
sb.Append("\", \n \"isHidden\" : \"");
sb.Append(_db.IsHidden(p.GetHash()) ? "1" : "0");
sb.Append("\", \n \"replyTo\" : \"");
sb.Append(p.ReplyTo.Value);
sb.Append("\", \n \"message\" : \"");
string s = p.SerializedString().Substring(32);
s = s.Replace("\\", "\\\\");
s = s.Replace("\n", "\\n");
s = s.Replace("\"", "\\\"");
s = s.Replace("\t", "\\t");
s = s.Replace("\r", "\\r");
sb.Append(s);
sb.Append("\"\n }");
if (!last)
{
sb.Append(",\n");
}
}
sb.Append("\n ]\n}");
return(new NanoHttpResponse(StatusCode.Ok, sb.ToString(), "application/json; charset=utf-8"));
}
private NanoHttpResponse HandleSafe(NanoHttpRequest request)
{
int count = int.Parse(request.Address.Split('/').Last());
var sb = new StringBuilder();
sb.Append("{ \n \"posts\" : [\n");
var posts = _db.GetNLastPosts(count);
for (int i = 0; i < posts.Length; i++)
{
var p = posts[i];
bool last = i == posts.Length - 1;
sb.Append(" {\n \"hash\" : \"");
sb.Append(p.GetHash().Value);
sb.Append("\", \n \"isHidden\" : \"");
sb.Append(_db.IsHidden(p.GetHash()) ? "1" : "0");
sb.Append("\", \n \"replyTo\" : \"");
sb.Append(p.ReplyTo.Value);
sb.Append("\", \n \"message\" : \"");
string s = p.SerializedString().Substring(32);
s = s.Replace("\\", "\\\\");
s = s.Replace("\n", "\\n");
s = s.Replace("\"", "\\\"");
s = s.Replace("\t", "\\t");
s = s.Replace("\r", "\\r");
sb.Append(s);
sb.Append("\"\n }");
if (!last)
{
sb.Append(",\n");
}
}
sb.Append("\n ]\n}");
return(new NanoHttpResponse(StatusCode.Ok, sb.ToString(), "application/json; charset=utf-8"));
}
/*
* Takes 50 or less last posts (up to 150000 bytes max total),
* adds 50 or less random posts (up to 150000 bytes max total),
* random is shifted towards latest posts.
*/
public void Create()
{
var count = _db.GetPostCount();
var take = 50;
var last50s = _db.GetNLastPosts(take * 4).ExceptHidden(_db).Reverse().Take(take).ToArray();
var list = new List <NanoPost>(last50s);
while (!ByteCountUnder(list, 150000))
{
list.RemoveAt(list.Count - 1);
}
var r = new Random();
int rbytes = 0;
int max = 50;
for (int i = 0; i < max; i++)
{
int index = (int)Math.Min(Math.Pow(r.NextDouble(), 0.3) * count, count - 1);
var p = _db.GetPost(index);
if (_db.IsHidden(p.GetHash()))
{
if (max < 10000)
{
max += 1;
}
continue;
}
var bc = ByteCount(p);
if (rbytes + bc > 150000)
{
break;
}
rbytes += bc;
list.Add(p);
}
CreateWithList(list);
}
private NanoHttpResponse HandleSafe(NanoHttpRequest request)
{
_places = HtmlStringExtensions.UpdatePlaces().ToArray();
_allowed = HtmlStringExtensions.UpdateAllowed();
var sw = new System.Diagnostics.Stopwatch();
sw.Start();
Hash thread = null;
if (request.Address != "/")
{
thread = new Hash(request.Address.Split('/').Last());
if (thread.Invalid)
{
return(new ErrorHandler(StatusCode.BadRequest, "Wrong hash format.").Handle(request));
}
}
else
{
thread = new Hash(NanoDB.CategoriesHashValue);
}
var sb = new StringBuilder();
AddHeader(sb);
string s1 = "";
if (thread.Value != NanoDB.CategoriesHashValue)
{
s1 = "<a href='#' onclick='history.go(-1)'>[Назад]</a>";
s1 += "<a href='#' onclick='location.reload()'>[Обновить]</a>";
if (!_expand)
{
s1 += "<a href='#' onclick='window.location.href=window.location.toString().replace(\"thread\",\"expand\")'>[Развернуть]</a>";
}
else
{
s1 += "<a href='#' onclick='window.location.href=window.location.toString().replace(\"expand\",\"thread\")'>[Свернуть]</a>";
}
}
else
{
s1 = "<a href='#' onclick='location.reload()'>[Обновить]</a>";
}
sb.Append(s1.ToDiv("", ""));
NanoPost[] posts = null;
/*
* if (!_expand)
* posts = _db.GetThreadPosts(thread).ExceptHidden(_db);
* else
* posts = _db.GetExpandedThreadPosts(thread).ExceptHidden(_db);
*/
if (!_expand)
{
posts = _db.GetThreadPosts(thread);
}
else
{
posts = _db.GetExpandedThreadPosts(thread);
}
bool first = true;
if (!_expand)
{
posts = posts.OrderByDescending(p => p.NumberTag).ToArray();
}
string postScript = "";
foreach (var sp in posts)
{
var p = sp;
//string pMessage = p.Message;
string pMessage = p.Message.Strip(true);
var fmPattern = "\\[fm=.*\\]";
var music = Regex.Matches(pMessage, fmPattern);
int musicNum = 0;
foreach (var m in music)
{
musicNum += 1;
var value = (m as Match).Value;
var formula = value.Substring(4).TrimEnd(']').Replace(">", ">").Replace("<", "<").Replace("<grn>", "").Replace("</grn>", "").Replace(" ", " ").
Replace("’", "'").Replace("“", "\"").Replace(";", "");
var strictFmPattern = "()t *0123456789abcdefxABCDEF|><!%:^&.-+/?=~";
bool invalid = formula.Length > 8192;
if (!invalid)
{
foreach (var ch in formula)
{
if (!strictFmPattern.Contains(ch))
{
invalid = true;
break;
}
}
}
if (invalid)
{
continue;
}
var replacement = string.Format(@"<b>Фрактальная музыка:</b>
<small><pre>{1}</pre></small><button id='mb{0}'>Сгенерировать</button>
<audio style='visibility:hidden;' controls='false' id='au{0}'></audio>", sp.GetHash().Value + musicNum, formula);
postScript += "document.getElementById('mb" + sp.GetHash().Value + musicNum +
"').onclick = function() { addFractalMusic(function(t){return " + formula +
";}, 210*8000, 'au" + sp.GetHash().Value + musicNum + "');" +
"this.parentNode.removeChild(this);"
+ "}\n";
pMessage = pMessage.Replace(value, replacement);
}
string numTag = (p.NumberTag == int.MaxValue ? "" : "<grn><sup>#" + p.GetHash().Value.ShortenHash() + "</sup></grn> ");
bool hidden = false;
if (_db.IsHidden(p.GetHash()))
{
hidden = true;
}
string handler = "/expand/";
bool corePost = false;
if (p.GetHash().Value == NanoDB.RootHashValue || // root
p.ReplyTo.Value == NanoDB.RootHashValue || // root
p.GetHash().Value == NanoDB.CategoriesHashValue || // categories
p.ReplyTo.Value == NanoDB.CategoriesHashValue) // categories
{
handler = "/thread/";
corePost = true;
}
if (_db.Get(p.ReplyTo) != null &&
(_db.Get(p.ReplyTo).ReplyTo.Value == NanoDB.CategoriesHashValue ||
_db.Get(p.ReplyTo).ReplyTo.Value == NanoDB.RootHashValue))
{
corePost = true;
}
Func <NanoPost, string> addRefs = pst => {
var children = _db.GetThreadPosts(pst.GetHash(), eraseDepth: false);
var refs1 = "<br/><div><small>";
int line = 0;
foreach (var ch in children)
{
if (ch.GetHash().Value != pst.GetHash().Value)
{
line += 1;
refs1 += "<a href='#" + ch.GetHash().Value + "'><i>>>" + ch.GetHash().Value.ShortenHash() + "</i></a>";
if (line > 5)
{
line = 0;
refs1 += "</br>";
}
}
}
refs1 += "</small></div>";
return(refs1);
};
if (_expand && first && !p.GetHash().Zero&& !p.ReplyTo.Zero)
{
string refs = "";
if (p.ReplyTo.Value != NanoDB.CategoriesHashValue &&
p.ReplyTo.Value != NanoDB.RootHashValue && _expand)
{
refs = addRefs(p);
}
sb.Append(
(
(numTag + pMessage + refs).Replace("\n", "<br/>").ToDiv("postinner", p.GetHash().Value) +
("[Вверх]".ToRef((corePost ? "/thread/" : "/expand/") + p.ReplyTo.Value) +
//("[В закладки]").ToRef("/bookmark/" + p.GetHash().Value) +
("<a onclick='show_reply(\"" + p.GetHash().Value + "\")'>[Быстрый ответ]</a>") + ("[Ответить]").ToRef("/reply/" + p.GetHash().Value)).ToDiv("", "")
).ToDiv("post", ""));
first = false;
continue;
}
first = false;
int answers = _db.CountAnswers(p.GetHash());
string ans = "ответ";
int a = answers % 100;
if (a == 0 || a % 10 == 0 || (a > 10 && a < 20))
{
ans += "ов";
}
else if (a % 10 >= 2 && a % 10 <= 4)
{
ans += "а";
}
else if (a % 10 >= 5 && a % 10 <= 9)
{
ans += "ов";
}
if (p.GetHash().Value == _db.RootHash.Value)
{
sb.Append(
(
(@" Добро пожаловать на Наноборду!
Это корневой нанопост.
В целях тестирования на него можно было отвечать в предыдущих версиях.
Это немного засорило Главную. Рекомендуется почистить её у себя вручную.
Негласное правило: отвечать нужно на конкретное сообщение, а не просто ""в тред"", полагаясь на то, что сообщение выше вашего будет таким же и у других - порядок попадания нанопостов к другим участникам сложно предсказать.
Создавать тред желательно в соответствующей категории."
).Strip().Replace("\n", "<br/>").ToDiv("postinner", p.GetHash().Value) +
//(("[Ответить]").ToRef("/reply/" + p.GetHash().Value)).ToDiv("", "") +
("[Развернуть всё (осторожно!)]").ToRef("/expand/f682830a470200d738d32c69e6c2b8a4").ToDiv("", "") +
("[Категории]").ToRef("/thread/bdd4b5fc1b3a933367bc6830fef72a35").ToDiv("", "")
).ToDiv("post main", ""));
}
else
{
string refs = "";
if (p.ReplyTo.Value != NanoDB.CategoriesHashValue &&
p.ReplyTo.Value != NanoDB.RootHashValue && _expand)
{
refs = addRefs(p);
}
sb.Append(
(
((_expand?("<a href='#" + p.ReplyTo.Value + "'><i>>>" + p.ReplyTo.Value.ShortenHash() + "</i></a><br/>"):"") + numTag + pMessage + refs).Replace("\n", "<br/>").ToStyledDiv("postinner", p.GetHash().Value, hidden?"visibility:hidden;height:0px;":"") +
((answers > MinAnswers ? ("[" + answers + " " + ans + "]").ToRef(handler + p.GetHash().Value) : "") +
(p.GetHash().Value != "bdd4b5fc1b3a933367bc6830fef72a35" ?
(
(hidden?"[Вернуть]":"[Удалить]").ToButton("", "", @"var x = new XMLHttpRequest(); x.open('POST', '../hide/" + p.GetHash().Value + @"', true);
x.send('');
var elem = document.getElementById('" + p.GetHash().Value + @"');
if (elem.style.visibility != 'hidden') {
elem.style.visibility='hidden';
elem.style.height = '0px';
innerHTML = '[Вернуть]';
} else {
elem.style.visibility='visible';
elem.style.height = '100%';
innerHTML = '[Удалить]';
}
")) : "") +
//("[В закладки]").ToRef("/bookmark/" + p.GetHash().Value) +
("[Дамп]".ToPostRef("/dump/" + p.GetHash().Value)) +
("<a onclick='show_reply(\"" + p.GetHash().Value + "\")'>[Быстрый ответ]</a>") + ("[Ответить]").ToRef("/reply/" + p.GetHash().Value)).ToDiv("", "")
).ToStyledDiv("post", "", "position:relative;left:" + p.DepthTag * 20 + "px;"));
}
}
sb.Append(s1.ToDiv("", ""));
sw.Stop();
sb.Append("<div><br>места:");
var places = _places.Where(l => !l.StartsWith("#")).ToList();
places.ForEach(p => sb.Append(string.Format("<br><a target='_blank' href='{0}'>{0}</a>" +
"<a target='_blank' href='/del/{0}'>[-]</a>", p)));
sb.Append("</div>");
AddFooter(sb, sw.ElapsedMilliseconds, _db);
var result = sb.ToString();
/*
* if (!_expand)
* sb.Append("Развернуть".ToButton("", "", "window.location.href=window.location.toString().replace('thread','expand')").ToDiv("",""));
* else
* sb.Append("Обновить".ToButton("", "", "location.reload()").ToDiv("",""));
*/
return(new NanoHttpResponse(StatusCode.Ok, result.AddVideo().AddReply().ToHtmlBody(JQueryMinJs + JQueryUiMinJs + Base64Js + FractalMusicScript + BitSendJs + PostScript(postScript))));
}
private NanoHttpResponse HandleSafe(NanoHttpRequest request)
{
var sw = new System.Diagnostics.Stopwatch();
sw.Start();
var sb = new StringBuilder();
ThreadViewHandler.AddHeader(sb);
sb.Append(string.Format("<div>Количество правил игнорирования постов: {0}. Настройте spamfilter.txt под себя.</div>", SpamDetector.RuleCount));
sb.Append("[Очистить список]".ToButton("", "", @"
var x = new XMLHttpRequest();
x.open('POST', '../save/', true);
x.send('');
location.reload();
").ToDiv("", ""));
var posts = _db.GetNewPosts();//.ExceptHidden(_db);
posts = posts.Reverse().ToArray();
foreach (var p in posts)
{
int answers = _db.CountAnswers(p.GetHash());
string ans = "ответ";
if (answers != 11 && answers % 10 == 1)
{
//
}
else if (answers != 11 && answers % 10 == 5)
{
ans += "ов";
}
else
{
ans += "а";
}
bool corePost = false;
if (_db.Get(p.ReplyTo) != null &&
(_db.Get(p.ReplyTo).ReplyTo.Value == NanoDB.CategoriesHashValue ||
_db.Get(p.ReplyTo).ReplyTo.Value == NanoDB.RootHashValue))
{
corePost = true;
}
bool hidden = _db.IsHidden(p.GetHash());
sb.Append(
(
p.Message.Strip(true).Replace("\n", "<br/>").ToStyledDiv("postinner", p.GetHash().Value, hidden?"visibility:hidden;height:0px;":"") +
((answers > ThreadViewHandler.MinAnswers ? ("[" + answers + " " + ans + "]").ToRef("/expand/" + p.GetHash().Value):"") +
(hidden?"[Вернуть]":"[Удалить]").ToButton("", "", @"var x = new XMLHttpRequest(); x.open('POST', '../hide/" + p.GetHash().Value + @"', true);
x.send('');
var elem = document.getElementById('" + p.GetHash().Value + @"');
if (elem.style.visibility != 'hidden') {
elem.style.visibility='hidden';
elem.style.height = '0px';
innerHTML = '[Вернуть]';
} else {
elem.style.visibility='visible';
elem.style.height = '100%';
innerHTML = '[Удалить]';
}
") +
(p.ContainerTag != null ?
"[Отклонить контейнер]".ToButton("", "", @"var x = new XMLHttpRequest(); x.open('POST', '../hideall/" + p.GetHash().Value + @"', true);
x.send('');location.reload();") : "") +
//("[В закладки]").ToRef("/bookmark/" + p.GetHash().Value) +
("[В тред]").ToRef((corePost?"/thread/":"/expand/") + p.ReplyTo.Value) +
("[Ответить]").ToRef("/reply/" + p.GetHash().Value)).ToDiv("", "")
).ToDiv("post", ""));
}
string s1 = "<a href='#' onclick='location.reload()'>[Обновить]</a>";
sb.Append(s1.ToDiv("", ""));
sw.Stop();
ThreadViewHandler.AddFooter(sb, sw.ElapsedMilliseconds, _db);
return(new NanoHttpResponse(StatusCode.Ok, sb.ToString().ToHtmlBody(ThreadViewHandler.NotifierScript)));
}
public void SaveToPngContainer(NanoDB db)
{
db.RewriteDbExceptHidden();
db.ClearDb();
db.ReadPosts();
string[] ext = new[] { ".png", ".jpg", ".jpeg" };
var files = new DirectoryInfo(Strings.Containers).GetFiles().Where(f => ext.Contains(f.Extension.ToLower())).ToArray();
if (files.Length == 0)
{
NotificationHandler.Instance.AddNotification("Не найдены PNG файлы в папке containers.");
return;
}
else if (files.Length <= 5)
{
if (!_smaller)
{
NotificationHandler.Instance.AddNotification("Предупреждение: у вас мало контейнеров.");
}
}
FileInfo file = files[random.Next(files.Length - 1)];
var bmp = new Bitmap(file.FullName);
int capacity = (int)(bmp.Width * bmp.Height * 3 / 8) - 32;
string sessionPrefix = random.Next().ToString("x8");
sessionPrefix += random.Next().ToString("x8");
var packed = new byte[0];
var posts = new List <NanoPost>();
int i = db.GetPostCount() - 1;
while (i >= 0 && posts.Count < FreshPosts)
{
var p = db.GetPost(i--);
if (!db.IsHidden(p.GetHash()))
{
posts.Add(p);
}
}
var parr = posts.ToArray();
var parents = new List <NanoPost>();
foreach (var post in parr)
{
var p = db.Get(post.ReplyTo);
if (p != null && !db.IsHidden(p.GetHash()))
{
parents.Add(p);
}
}
foreach (var post in parents)
{
posts.Add(post);
var p = db.Get(post.ReplyTo);
if (p != null && !db.IsHidden(p.GetHash()))
{
posts.Add(p);
}
}
var slice0 = posts.GetRange(0, Math.Max(posts.Count, FreshPostsNotLimitedTo16384Allowed));
var slice1 = posts.GetRange(slice0.Count, posts.Count - slice0.Count);
posts.Clear();
posts.AddRange(slice0);
posts.AddRange(slice1.ToArray().FilterBySize(16384));
posts.AddRange(db.GetNRandomPosts(RandomPostsLimitedTo8192ALlowed).ExceptHidden(db).FilterBySize(8192));
posts.AddRange(db.GetNRandomPosts(RandomPostsLimitedTo16384Allowed).ExceptHidden(db).FilterBySize(16384));
posts = posts.Distinct().ToList();
packed = NanoPostPackUtil.Pack(posts.ToArray());
float scale = 1;
if (packed.Length > capacity)
{
scale = (packed.Length / (float)capacity);
scale = (float)Math.Sqrt(scale);
if (scale > 2 && !_smaller)
{
new PngContainerCreatorNew(4).SaveToPngContainer(db);
return;
}
bmp = new Bitmap(bmp, (int)(bmp.Width * scale + 1), (int)(bmp.Height * scale + 1));
}
new PngStegoUtil().HideBytesInPng(
bmp,
Strings.Upload + Path.DirectorySeparatorChar + sessionPrefix + Strings.PngExt,
packed);
Console.WriteLine(
string.Format(
"PNG capacity:{0}, posts amount:{1}, packed size:{2}, image scaling: {3:n2}x",
capacity, posts.Count, packed.Length, scale));
Console.WriteLine("Total posts in db: {0}, post length limit (bytes): {1}", db.GetPostCount(), NanoPost.MaxPostByteLength);
NotificationHandler.Instance.AddNotification("Контейнер сохранён: " + Strings.Upload + Path.DirectorySeparatorChar + sessionPrefix + Strings.PngExt);
}
public void SaveToPngContainer(NanoDB db)
{
db.RewriteDbExceptHidden();
db.ClearDb();
db.ReadPosts();
string[] ext = new[] { ".png", ".jpg", ".jpeg" };
var files = new DirectoryInfo(Strings.Containers).GetFiles().Where(f => ext.Contains(f.Extension.ToLower())).ToArray();
if (files.Length == 0)
{
NotificationHandler.Instance.AddNotification("Не найдены PNG файлы в папке containers.");
return;
}
else if (files.Length <= 5)
{
if (!_smaller)
{
NotificationHandler.Instance.AddNotification("Предупреждение: у вас мало контейнеров.");
}
}
FileInfo file = files[random.Next(files.Length - 1)];
var bmp = new Bitmap(file.FullName);
int capacity = (int)(bmp.Width * bmp.Height * 3 / 8) - 32;
string sessionPrefix = random.Next().ToString("x8");
sessionPrefix += random.Next().ToString("x8");
var packed = new byte[0];
var posts = new List<NanoPost>();
int i = db.GetPostCount() - 1;
while (i >= 0 && posts.Count < FreshPosts)
{
var p = db.GetPost(i--);
if (!db.IsHidden(p.GetHash()))
{
posts.Add(p);
}
}
var parr = posts.ToArray();
var parents = new List<NanoPost>();
foreach (var post in parr)
{
var p = db.Get(post.ReplyTo);
if (p != null && !db.IsHidden(p.GetHash()))
{
parents.Add(p);
}
}
foreach (var post in parents)
{
posts.Add(post);
var p = db.Get(post.ReplyTo);
if (p != null && !db.IsHidden(p.GetHash()))
{
posts.Add(p);
}
}
var slice0 = posts.GetRange(0, Math.Max(posts.Count, FreshPostsNotLimitedTo16384Allowed));
var slice1 = posts.GetRange(slice0.Count, posts.Count - slice0.Count);
posts.Clear();
posts.AddRange(slice0);
posts.AddRange(slice1.ToArray().FilterBySize(16384));
posts.AddRange(db.GetNRandomPosts(RandomPostsLimitedTo8192ALlowed).ExceptHidden(db).FilterBySize(8192));
posts.AddRange(db.GetNRandomPosts(RandomPostsLimitedTo16384Allowed).ExceptHidden(db).FilterBySize(16384));
posts = posts.Distinct().ToList();
packed = NanoPostPackUtil.Pack(posts.ToArray());
float scale = 1;
if (packed.Length > capacity)
{
scale = (packed.Length / (float)capacity);
scale = (float)Math.Sqrt(scale);
if (scale > 2 && !_smaller)
{
new PngContainerCreatorNew(4).SaveToPngContainer(db);
return;
}
bmp = new Bitmap(bmp, (int) (bmp.Width * scale + 1), (int) (bmp.Height * scale + 1));
}
new PngStegoUtil().HideBytesInPng(
bmp,
Strings.Upload + Path.DirectorySeparatorChar + sessionPrefix + Strings.PngExt,
packed);
Console.WriteLine(
string.Format(
"PNG capacity:{0}, posts amount:{1}, packed size:{2}, image scaling: {3:n2}x",
capacity, posts.Count, packed.Length, scale));
Console.WriteLine("Total posts in db: {0}, post length limit (bytes): {1}", db.GetPostCount(), NanoPost.MaxPostByteLength);
NotificationHandler.Instance.AddNotification("Контейнер сохранён: " + Strings.Upload + Path.DirectorySeparatorChar + sessionPrefix + Strings.PngExt);
}
public static NanoPost[] ExceptHidden(this NanoPost[] posts, NanoDB db)
{
if (db.IsHiddenListEmpty()) return posts;
return posts.Where(p => !db.IsHidden(p.GetHash())).ToArray();
}
