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/*
proxy.cpp
Copyright (c) 2011 by Evgeny Khryukin
***************************************************************************
* *
* This program 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; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************
*/
#include <QApplication>
#include <QByteArray>
#include "options.h"
#include "applicationinfoaccessinghost.h"
#include "optionaccessinghost.h"
static const QString passwordKey = "yandexnarodpluginkey";
Options * Options ::instance_ = 0;
Options ::Options ()
: QObject(QApplication::instance())
, appInfo(0)
, options(0)
{
}
Options ::~Options()
{
}
void Options ::setApplicationInfoAccessingHost(ApplicationInfoAccessingHost *host)
{
appInfo = host;
getProxy();
}
void Options ::setOptionAccessingHost(OptionAccessingHost *host)
{
options = host;
}
Options * Options ::instance()
{
if(!instance_)
instance_ = new Options();
return instance_;
}
void Options ::reset()
{
delete instance_;
instance_ = 0;
}
bool Options ::useProxy() const
{
bool use = false;
if(appInfo) {
Proxy p = appInfo->getProxyFor("Yandex Narod Plugin");
use = !p.host.isEmpty();
}
return use;
}
QNetworkProxy Options ::getProxy() const
{
QNetworkProxy np;
if(appInfo) {
Proxy p = appInfo->getProxyFor("Yandex Narod Plugin");
np = QNetworkProxy(QNetworkProxy::HttpCachingProxy, p.host, p.port, p.user, p.pass);
if(p.type != "http")
np.setType(QNetworkProxy::Socks5Proxy);
}
return np;
}
void Options::setOption(const QString &name, const QVariant &value)
{
if(options) {
options->setPluginOption(name, value);
}
}
QVariant Options::getOption(const QString &name, const QVariant &def)
{
QVariant ret(def);
if(options) {
ret = options->getPluginOption(name, def);
}
return ret;
}
void Options::saveCookies(const QList<QNetworkCookie> &cooks)
{
if(options) {
QByteArray ba;
QDataStream ds(&ba, QIODevice::WriteOnly);
foreach(const QNetworkCookie& cookie, cooks) {
ds << cookie.toRawForm(QNetworkCookie::NameAndValueOnly);
}
options->setPluginOption(CONST_COOKIES, ba);
}
}
QList<QNetworkCookie> Options::loadCookies()
{
QList<QNetworkCookie> ret;
if(options) {
QByteArray ba = options->getPluginOption(CONST_COOKIES, QByteArray()).toByteArray();
if(!ba.isEmpty()) {
QDataStream ds(&ba, QIODevice::ReadOnly);
QByteArray byte;
while(!ds.atEnd()) {
ds >> byte;
QList<QNetworkCookie> list = QNetworkCookie::parseCookies(byte);
ret += list;
}
}
}
return ret;
}
QString Options::message(MessageType type)
{
switch(type) {
case MAuthStart:
return tr("Authorizing...");
case MAuthOk:
return tr("Authorizing OK");
case MAuthError:
return tr("Authorization failed");
case MCancel:
return tr("Canceled");
case MChooseFile:
return tr("Choose file");
case MUploading:
return tr("Uploading");
case MError:
return tr("Error! %1");
case MRemoveCookie:
return tr("Cookies are removed");
}
return QString();
}
QString Options::encodePassword(const QString &pass)
{
QString result;
int n1, n2;
if (passwordKey.length() == 0) {
return pass;
}
for (n1 = 0, n2 = 0; n1 < pass.length(); ++n1) {
ushort x = pass.at(n1).unicode() ^ passwordKey.at(n2++).unicode();
QString hex;
hex.sprintf("%04x", x);
result += hex;
if(n2 >= passwordKey.length()) {
n2 = 0;
}
}
return result;
}
QString Options::decodePassword(const QString &pass)
{
QString result;
int n1, n2;
if (passwordKey.length() == 0) {
return pass;
}
for(n1 = 0, n2 = 0; n1 < pass.length(); n1 += 4) {
ushort x = 0;
if(n1 + 4 > pass.length()) {
break;
}
x += QString(pass.at(n1)).toInt(NULL,16)*4096;
x += QString(pass.at(n1+1)).toInt(NULL,16)*256;
x += QString(pass.at(n1+2)).toInt(NULL,16)*16;
x += QString(pass.at(n1+3)).toInt(NULL,16);
QChar c(x ^ passwordKey.at(n2++).unicode());
result += c;
if(n2 >= passwordKey.length()) {
n2 = 0;
}
}
return result;
}
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