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path: root/fetchtopicsaction.cpp
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#include <QtCore/QDateTime>
#include <QtCore/QDebug>
#include <QtSql/QSqlDatabase>
#include <QtSql/QSqlQuery>

#include "board.h"
#include "xmlrpcinterface.h"
#include "xmlrpcreply.h"
#include "fetchtopicsaction.h"

FetchTopicsAction::FetchTopicsAction(int forumId, int start, int end, Board *board) :
    Action(board), _forumId(forumId), _start(start), _end(end)
{
}

void FetchTopicsAction::execute()
{
	_call = _board->service()->asyncCall("get_topic",
	                                     QString::number(_forumId), _start, _end);
	connect(_call, SIGNAL(finished(XmlRpcPendingCall*)), SLOT(handleFinishedCall()));
}

// forum_id INTEGER, topic_id INTEGER PRIMARY KEY, topic_title TEXT, topic_author_id INTEGER, topic_author_name TEXT, is_subscribed BOOL, is_closed BOOL, icon_url TEXT, last_reply_time TEXT, new_post BOOL

void FetchTopicsAction::handleFinishedCall()
{
	XmlRpcReply<QVariantMap> result(_call);
	if (result.isValid()) {
		QVariantMap map = result;
		QVariantList topics = map["topics"].toList();
		QSqlDatabase db = _board->database();
		db.transaction();

		QSqlQuery query(db);
		query.prepare("INSERT OR REPLACE INTO topics (forum_id, topic_id, topic_title, topic_author_id, topic_author_name, is_subscribed, is_closed, icon_url, last_reply_time, new_post, last_update_time) "
		              "VALUES (:forum_id, :topic_id, :topic_title, :topic_author_id, :topic_author_name, :is_subscribed, :is_closed, :icon_url, :last_reply_time, :new_post, :last_update_time)");

		foreach (const QVariant& topic_v, topics) {
			QVariantMap topic = topic_v.toMap();
			bool ok = false;
			int forum_id = topic["forum_id"].toInt(&ok);
			if (!ok) {
				qWarning() << "No forum_id in" << topic;
				continue;
			}
			int topic_id = topic["topic_id"].toInt(&ok);
			if (!ok) {
				qWarning() << "No parent_id in" << topic;
				continue;
			}

			query.bindValue(":forum_id", forum_id);
			query.bindValue(":topic_id", topic_id);
			query.bindValue(":topic_title", unencodeTopicText(topic["topic_title"]));
			query.bindValue(":topic_author_id", topic["topic_author_id"].toInt());
			query.bindValue(":topic_author_name", unencodeTopicText(topic["topic_author_name"]));
			query.bindValue(":is_subscribed", topic["is_subscribed"].toBool() ? 1 : 0);
			query.bindValue(":is_closed", topic["is_closed"].toBool() ? 1 : 0);
			query.bindValue(":icon_url", topic["icon_url"].toString());
			query.bindValue(":last_reply_time", topic["last_reply_time"].toDateTime());
			query.bindValue(":new_post", topic["new_post"].toBool() ? 1 : 0);
			query.bindValue(":last_update_time", QDateTime::currentDateTime());

			if (!query.exec()) {
				qWarning() << "Failed to store topic info for:" << topic_id;
				handleDatabaseError("storing topic info", query);
				continue;
			}
		}

		db.commit();
		if (topics.size() > 0) {
			_board->notifyForumTopicsChanged(_forumId,
			                                 _start, _start + topics.size() - 1);
		}
	} else {
		qWarning() << "Could not fetch topics";
		// TODO emit error ...
	}
	emit finished(this);
	_call->deleteLater();
}

QString FetchTopicsAction::unencodeTopicText(const QVariant &v)
{
	QByteArray ba = v.toByteArray();
	return QString::fromUtf8(ba.constData(), ba.length());
}