#include "options.h"
#include "wiki.h"
#include "options_content.h"
#include <cppcms/localization.h>
#include <cppcms/url_dispatcher.h>
#include <cppcms/cache_interface.h>
#include <cppcms/serialization.h>

#define _(X) ::cppcms::locale::translate(X)

namespace content {
options_form::options_form()
{
	users_only.message(_("Users Only"));
	contact_mail.message(_("Contact e-mail"));
	wiki_title.message(_("Wiki Title"));
	about.message(_("About Wiki"));
	copyright.message(_("Copyright String"));
	submit.value(_("Submit"));
	add(users_only);
	add(contact_mail);
	add(wiki_title);
	add(copyright);
	add(about);
	add(submit);
	wiki_title.non_empty();
	copyright.non_empty();
	contact_mail.non_empty();
	about.non_empty();
	about.rows(10);
	about.cols(40);
	users_only.help(_("Disable creation of new articles by visitors"));
}

} // namespace content

namespace apps {

void global_options::serialize(cppcms::archive &a)
{
	a & users_only_edit & contact;
}

void locale_options::serialize(cppcms::archive &a)
{
	a & title & about & copyright ;
}


options::options(wiki &w):
	master(w)
{
	wi.dispatcher().assign("^/options/?$",&options::edit,this);
	reset();
}

void options::reset()
{
	loaded=false;
}

std::string options::edit_url()
{
	return wi.root()+"/options/";
}

void options::load()
{
	cppdb::session sql(conn);
	if(loaded)
		return;
	global.users_only_edit=0;
	global.contact.clear();
	local.about.clear();
	local.title.clear();
	local.copyright.clear();
	if(!cache().fetch_data("global_ops",global)) 
	{
		cppdb::result r;
		r=sql<<	"SELECT name,value FROM options "
			"WHERE	lang='global' ";
		while(r.next()) {
			std::string n,v;
			r >> n >> v;
			if(n=="users_only_edit")
				global.users_only_edit=atoi(v.c_str());
			else if(n=="contact")
				global.contact=v;
		}
		if(global.contact.empty())
			global.contact="no@mail";
		cache().store_data("global_ops",global);
	}
	if(cache().fetch_data("local_ops:"+locale_name,local))
		return;
	cppdb::result r;
	r=sql<<	"SELECT value,name FROM options "
		"WHERE  lang=?" << locale_name;
	while(r.next()) {
		std::string v,n;
		r>>v>>n;
		if(n=="title")
			local.title=v;
		else if(n=="about")
			local.about=v;
		else if(n=="copyright")
			local.copyright=v;
	}
	if(local.title.empty())
		local.title=cppcms::locale::gettext("Wiki++ - CppCMS Wiki",context().locale());
	if(local.about.empty())
		local.about=
			cppcms::locale::gettext("## About\n"
				"\n"
				"Wiki++ is a wiki engine powered by\n"
				"[CppCMS](http://cppcms.sf.net/) web development framework.\n",context().locale());
	if(local.copyright.empty())
		local.copyright=cppcms::locale::gettext("(C) All Rights Reserved",context().locale());
	cache().store_data("local_ops:"+locale_name,local);
	loaded=true;
}


void options::save()
{
	cppdb::session sql(conn);
	cppdb::transaction guard(sql);

	sql<<	"DELETE FROM options "
		"WHERE lang='global' OR lang=?" 
		<< locale_name << cppdb::exec;
	sql<<	"INSERT INTO options(value,name,lang) "
		"VALUES(?,'users_only_edit','global')" <<  global.users_only_edit << cppdb::exec;
	sql<<	"INSERT INTO options(value,name,lang) "
		"VALUES(?,'contact','global')" <<  global.contact << cppdb::exec;
	sql<<	"INSERT INTO options(value,name,lang) "
		"VALUES(?,'title',?)" <<  local.title << locale_name << cppdb::exec;
	sql<<	"INSERT INTO options(value,name,lang) "
		"VALUES(?,'about',?)" << local.about << locale_name << cppdb::exec;
	sql<<	"INSERT INTO options(value,name,lang) "
		"VALUES(?,'copyright',?)" << local.copyright << locale_name << cppdb::exec;
	cache().rise("global_ops");
	cache().rise("local_ops:"+locale_name);
	guard.commit();
	reset();
}

void options::edit()
{
	if(!wi.users.auth()) {
		wi.users.error_forbidden();
		return;
	}
	content::edit_options c;
	if(request().request_method()=="POST") {
		c.form.load(context());
		if(c.form.validate()) {
			global.users_only_edit=c.form.users_only.value();
			global.contact=c.form.contact_mail.value();
			local.title=c.form.wiki_title.value();
			local.copyright=c.form.copyright.value();
			local.about=c.form.about.value();
			save();
		}
	}
	else {
		load();
		c.form.users_only.value(global.users_only_edit);
		c.form.wiki_title.value(local.title);
		c.form.copyright.value(local.copyright);
		c.form.about.value(local.about);
		c.form.contact_mail.value(global.contact);
	}
	ini(c);
	render("edit_options",c);
}


}