81 lines
2.3 KiB
C++
81 lines
2.3 KiB
C++
/**
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* @author Marcio Ribeiro <mmr@b1n.org>
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* @version 1.0
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*/
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#include <QNetworkAccessManager>
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#include <QNetworkReply>
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#include <QScriptEngine>
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#include <QScriptValueIterator>
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#include "priceupdater.h"
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/**
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* Constructor.
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*
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* @param _deck deck.
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*/
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PriceUpdater::PriceUpdater(const DeckList *_deck)
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{
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nam = new QNetworkAccessManager(this);
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deck = _deck;
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}
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/**
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* Update the prices of the cards in deckList.
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*/
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void PriceUpdater::updatePrices()
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{
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QString q = "http://blacklotusproject.com/json/?cards=";
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QStringList cards = deck->getCardList();
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for (int i = 0; i < cards.size(); ++i) {
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q += cards[i] + "|";
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}
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QUrl url(q.replace(' ', '+'));
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QNetworkReply *reply = nam->get(QNetworkRequest(url));
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connect(reply, SIGNAL(finished()), this, SLOT(downloadFinished()));
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}
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/**
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* Called when the download of the json file with the prices is finished.
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*/
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void PriceUpdater::downloadFinished()
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{
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QMap<QString, DecklistCardNode *> cmap;
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InnerDecklistNode *listRoot = deck->getRoot();
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for (int i = 0; i < listRoot->size(); i++) {
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InnerDecklistNode *currentZone = dynamic_cast<InnerDecklistNode *>(listRoot->at(i));
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for (int j = 0; j < currentZone->size(); j++) {
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DecklistCardNode *currentCard = dynamic_cast<DecklistCardNode *>(currentZone->at(j));
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if (!currentCard)
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continue;
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cmap.insert(currentCard->getName().toLower(), currentCard);
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currentCard->setPrice(0);
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}
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}
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QNetworkReply *reply = static_cast<QNetworkReply *>(sender());
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QByteArray result = reply->readAll();
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QScriptValue sc;
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QScriptEngine engine;
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sc = engine.evaluate("value = " + result);
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if (sc.property("cards").isArray()) {
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QScriptValueIterator it(sc.property("cards"));
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while (it.hasNext()) {
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it.next();
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QString name = it.value().property("name").toString().toLower();
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float price = it.value().property("average").toString().toFloat();
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DecklistCardNode *c = cmap[name];
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if (!c)
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continue;
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if (c->getPrice() == 0 || c->getPrice() > price) {
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c->setPrice(price);
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}
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}
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}
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reply->deleteLater();
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deleteLater();
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emit finishedUpdate();
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}
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