/*
 * InspIRCd -- Internet Relay Chat Daemon
 *
 *   Copyright (C) 2017 Sadie Powell <sadie@witchery.services>
 *   Copyright (C) 2013-2014 Attila Molnar <attilamolnar@hush.com>
 *   Copyright (C) 2012 Robby <robby@chatbelgie.be>
 *   Copyright (C) 2009 Uli Schlachter <psychon@inspircd.org>
 *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
 *   Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
 *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
 *   Copyright (C) 2006-2007 Craig Edwards <brain@inspircd.org>
 *
 * This file is part of InspIRCd.  InspIRCd is free software: you can
 * redistribute it and/or modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation, version 2.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */


#include "inspircd.h"

void Timer::SetIntervalpre { line-height: 125%; }
td.linenos .normal { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
span.linenos { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
td.linenos .special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
span.linenos.special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
.highlight .hll { background-color: #ffffcc }
.highlight .c { color: #888 } /* Comment */
.highlight .err { color: #A61717; background-color: #E3D2D2 } /* Error */
.highlight .k { color: #080; font-weight: bold } /* Keyword */
.highlight .ch { color: #888 } /* Comment.Hashbang */
.highlight .cm { color: #888 } /* Comment.Multiline */
.highlight .cp { color: #C00; font-weight: bold } /* Comment.Preproc */
.highlight .cpf { color: #888 } /* Comment.PreprocFile */
.highlight .c1 { color: #888 } /* Comment.Single */
.highlight .cs { color: #C00; font-weight: bold; background-color: #FFF0F0 } /* Comment.Special */
.highlight .gd { color: #000; background-color: #FDD } /* Generic.Deleted */
.highlight .ge { font-style: italic } /* Generic.Emph */
.highlight .ges { font-weight: bold; font-style: italic } /* Generic.EmphStrong */
.highlight .gr { color: #A00 } /* Generic.Error */
.highlight .gh { color: #333 } /* Generic.Heading */
.highlight .gi { color: #000; background-color: #DFD } /* Generic.Inserted */
.highlight .go { color: #888 } /* Generic.Output */
.highlight .gp { color: #555 } /* Generic.Prompt */
.highlight .gs { font-weight: bold } /* Generic.Strong */
.highlight .gu { color: #666 } /* Generic.Subheading */
.highlight .gt { color: #A00 } /* Generic.Traceback */
.highlight .kc { color: #080; font-weight: bold } /* Keyword.Constant */
.highlight .kd { color: #080; font-weight: bold } /* Keyword.Declaration */
.highlight .kn { color: #080; font-weight: bold } /* Keyword.Namespace */
.highlight .kp { color: #080 } /* Keyword.Pseudo */
.highlight .kr { color: #080; font-weight: bold } /* Keyword.Reserved */
.highlight .kt { color: #888; font-weight: bold } /* Keyword.Type */
.highlight .m { color: #00D; font-weight: bold } /* Literal.Number */
.highlight .s { color: #D20; background-color: #FFF0F0 } /* Literal.String */
.highlight .na { color: #369 } /* Name.Attribute */
.highlight .nb { color: #038 } /* Name.Builtin */
.highlight .nc { color: #B06; font-weight: bold } /* Name.Class */
.highlight .no { color: #036; font-weight: bold } /* Name.Constant */
.highlight .nd { color: #555 } /* Name.Decorator */
.highlight .ne { color: #B06; font-weight: bold } /* Name.Exception */
.highlight .nf { color: #06B; font-weight: bold } /* Name.Function */
.highlight .nl { color: #369; font-style: italic } /* Name.Label */
.highlight .nn { color: #B06; font-weight: bold } /* Name.Namespace */
.highlight .py { color: #369; font-weight: bold } /* Name.Property */
.highlight .nt { color: #B06; font-weight: bold } /* Name.Tag */
.highlight .nv { color: #369 } /* Name.Variable */
.highlight .ow { color: #080 } /* Operator.Word */
.highlight .w { color: #BBB } /* Text.Whitespace */
.highlight .mb { color: #00D; font-weight: bold } /* Literal.Number.Bin */
.highlight .mf { color: #00D; font-weight: bold } /* Literal.Number.Float */
.highlight .mh { color: #00D; font-weight: bold } /* Literal.Number.Hex */
.highlight .mi { color: #00D; font-weight: bold } /* Literal.Number.Integer */
.highlight .mo { color: #00D; font-weight: bold } /* Literal.Number.Oct */
.highlight .sa { color: #D20; background-color: #FFF0F0 } /* Literal.String.Affix */
.highlight .sb { color: #D20; background-color: #FFF0F0 } /* Literal.String.Backtick */
.highlight .sc { color: #D20; background-color: #FFF0F0 } /* Literal.String.Char */
.highlight .dl { color: #D20; background-color: #FFF0F0 } /* Literal.String.Delimiter */
.highlight .sd { color: #D20; background-color: #FFF0F0 } /* Literal.String.Doc */
.highlight .s2 { color: #D20; background-color: #FFF0F0 } /* Literal.String.Double */
.highlight .se { color: #04D; background-color: #FFF0F0 } /* Literal.String.Escape */
.highlight .sh { color: #D20; background-color: #FFF0F0 } /* Literal.String.Heredoc */
.highlight .si { color: #33B; background-color: #FFF0F0 } /* Literal.String.Interpol */
.highlight .sx { color: #2B2; background-color: #F0FFF0 } /* Literal.String.Other */
.highlight .sr { color: #080; background-color: #FFF0FF } /* Literal.String.Regex */
.highlight .s1 { color: #D20; background-color: #FFF0F0 } /* Literal.String.Single */
.highlight .ss { color: #A60; background-color: #FFF0F0 } /* Literal.String.Symbol */
.highlight .bp { color: #038 } /* Name.Builtin.Pseudo */
.highlight .fm { color: #06B; font-weight: bold } /* Name.Function.Magic */
.highlight .vc { color: #369 } /* Name.Variable.Class */
.highlight .vg { color: #D70 } /* Name.Variable.Global */
.highlight .vi { color: #33B } /* Name.Variable.Instance */
.highlight .vm { color: #369 } /* Name.Variable.Magic */
.highlight .il { color: #00D; font-weight: bold } /* Literal.Number.Integer.Long */
/*       +------------------------------------+
 *       | Inspire Internet Relay Chat Daemon |
 *       +------------------------------------+
 *
 *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
 * See: http://wiki.inspircd.org/Credits
 *
 * This program is free but copyrighted software; see
 *            the file COPYING for details.
 *
 * ---------------------------------------------------
 */

/* $Core */

#include "inspircd_config.h"
#include "base.h"
#include <time.h>
#include "inspircd.h"

const int bitfields[]           =       {1,2,4,8,16,32,64,128};
const int inverted_bitfields[]  =       {~1,~2,~4,~8,~16,~32,~64,~128};
std::map<std::string, ExtensionItem*> Extensible::extension_types;

classbase::classbase()
{
}

void classbase::cull()
{
}

classbase::~classbase()
{
}

void BoolSet::Set(int number)
{
	this->bits |= bitfields[number];
}

void BoolSet::Unset(int number)
{
	this->bits &= inverted_bitfields[number];
}

void BoolSet::Invert(int number)
{
	this->bits ^= bitfields[number];
}

bool BoolSet::Get(int number)
{
	return ((this->bits | bitfields[number]) > 0);
}

bool BoolSet::operator==(BoolSet other)
{
	return (this->bits == other.bits);
}

BoolSet BoolSet::operator|(BoolSet other)
{
	BoolSet x(this->bits | other.bits);
	return x;
}

BoolSet BoolSet::operator&(BoolSet other)
{
	BoolSet x(this->bits & other.bits);
	return x;
}

BoolSet::BoolSet()
{
	this->bits = 0;
}

BoolSet::BoolSet(char bitmask)
{
	this->bits = bitmask;
}

bool BoolSet::operator=(BoolSet other)
{
	this->bits = other.bits;
	return true;
}

ExtensionItem::ExtensionItem(const std::string& Key, Module* mod) : key(Key), owner(mod)
{
}

ExtensionItem::~ExtensionItem()
{
}

void* ExtensionItem::get_raw(const Extensible* container)
{
	ExtensibleStore::const_iterator i = container->extensions.find(key);
	if (i == container->extensions.end())
		return NULL;
	return i->second;
}

void* ExtensionItem::set_raw(Extensible* container, void* value)
{
	std::pair<ExtensibleStore::iterator,bool> rv = 
		container->extensions.insert(std::make_pair(key, value));
	if (rv.second)
	{
		return NULL;
	}
	else
	{
		void* old = rv.first->second;
		rv.first->second = value;
		return old;
	}
}

void* ExtensionItem::unset_raw(Extensible* container)
{
	ExtensibleStore::iterator i = container->extensions.find(key);
	if (i == container->extensions.end())
		return NULL;
	void* rv = i->second;
	container->extensions.erase(i);
	return rv;
}

bool Extensible::Register(ExtensionItem* item)
{
	return Extensible::extension_types.insert(std::make_pair(item->key, item)).second;
}

std::vector<ExtensionItem*> Extensible::BeginUnregister(Module* module)
{
	std::vector<ExtensionItem*> rv;
	ExtensibleTypes::iterator i = extension_types.begin();
	while (i != extension_types.end())
	{
		ExtensibleTypes::iterator c = i++;
		if (c->second->owner == module)
		{
			rv.push_back(c->second);
			extension_types.erase(c);
		}
	}
	return rv;
}

void Extensible::doUnhookExtensions(const std::vector<ExtensionItem*>& toRemove)
{
	for(std::vector<ExtensionItem*>::const_iterator i = toRemove.begin(); i != toRemove.end(); i++)
	{
		ExtensibleStore::iterator e = extensions.find((**i).key);
		if (e != extensions.end())
		{
			(**i).free(e->second);
			extensions.erase(e);
		}
	}
}

Extensible::~Extensible()
{
	for(ExtensibleStore::iterator i = extensions.begin(); i != extensions.end(); ++i)
	{
		ExtensionItem* type = GetItem(i->first);
		if (type)
			type->free(i->second);	
		else if (ServerInstance && ServerInstance->Logs)
			ServerInstance->Logs->Log("BASE", ERROR, "Extension type %s is not registered", i->first.c_str());
	}
}

LocalExtItem::LocalExtItem(const std::string& Key, Module* mod) : ExtensionItem(Key, mod)
{
}

LocalExtItem::~LocalExtItem()
{
}

std::string LocalExtItem::serialize(SerializeFormat format, const Extensible* container, void* item)
{
	return "";
}

void LocalExtItem::unserialize(SerializeFormat format, Extensible* container, const std::string& value)
{
}

LocalStringExt::LocalStringExt(const std::string& Key, Module* Owner)
	: SimpleExtItem<std::string>(Key, Owner) { }

LocalStringExt::~LocalStringExt()
{
}

std::string LocalStringExt::serialize(SerializeFormat format, const Extensible* container, void* item)
{
	if (item && format == FORMAT_USER)
		return *static_cast<std::string*>(item);
	return "";
}

LocalIntExt::LocalIntExt(const std::string& Key, Module* mod) : LocalExtItem(Key, mod)
{
}

LocalIntExt::~LocalIntExt()
{
}

std::string LocalIntExt::serialize(SerializeFormat format, const Extensible* container, void* item)
{
	if (format != FORMAT_USER)
		return "";
	return ConvToStr(reinterpret_cast<intptr_t>(item));
}

intptr_t LocalIntExt::get(const Extensible* container)
{
	return reinterpret_cast<intptr_t>(get_raw(container));
}

intptr_t LocalIntExt::set(Extensible* container, intptr_t value)
{
	if (value)
		return reinterpret_cast<intptr_t>(set_raw(container, reinterpret_cast<void*>(value)));
	else
		return reinterpret_cast<intptr_t>(unset_raw(container));
}

void LocalIntExt::free(void*)
{
}

StringExtItem::StringExtItem(const std::string& Key, Module* mod) : ExtensionItem(Key, mod)
{
}

StringExtItem::~StringExtItem()
{
}

std::string* StringExtItem::get(const Extensible* container)
{
	return static_cast<std::string*>(get_raw(container));
}

std::string StringExtItem::serialize(SerializeFormat format, const Extensible* container, void* item)
{
	return item ? *static_cast<std::string*>(item) : "";
}

void StringExtItem::unserialize(SerializeFormat format, Extensible* container, const std::string& value)
{
	if (value.empty())
		unset(container);
	else
		set(container, value);
}

void StringExtItem::set(Extensible* container, const std::string& value)
{
	void* old = set_raw(container, new std::string(value));
	delete static_cast<std::string*>(old);
}

void StringExtItem::unset(Extensible* container)
{
	void* old = unset_raw(container);
	delete static_cast<std::string*>(old);
}

void StringExtItem::free(void* item)
{
	delete static_cast<std::string*>(item);
}