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poll.cpp
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poll.cpp
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#include "poll.h"
#include "messageprocessor.h"
#include "database.h"
#include "namedatabase.h"
#include "subscribe.h"
#include "permission.h"
#include <QtCore>
#include <QSqlQuery>
const int Poll::MaxPollsPerGroup = 10;
const int Poll::MaxOptionsPerPoll = 20;
Poll::Poll(Database *db, NameDatabase *namedb, MessageProcessor *msgproc, Permission *perm, Subscribe *sub, QObject *parent) :
QObject(parent), database(db), nameDatabase(namedb), messageProcessor(msgproc), permission(perm), subscribe(sub)
{
loadData();
}
void Poll::loadData()
{
data.clear();
QSqlQuery query;
query.prepare("SELECT gid, id, title, multi_choice, options FROM tf_polls");
database->executeQuery(query);
while (query.next())
{
qint64 gid = query.value(0).toLongLong();
qint64 id = query.value(1).toLongLong();
QString title = query.value(2).toString();
bool multi = query.value(3).toBool();
QByteArray optionsData = QByteArray::fromBase64(query.value(4).toByteArray());
QDataStream DS(optionsData);
PollData::Options options;
DS >> options;
data[gid][id] = PollData(title, multi, options);
}
}
void Poll::groupDeleted(qint64 gid)
{
data.remove(gid);
}
void Poll::saveData()
{
QMapIterator<qint64, Polls> groupsIter(data);
while (groupsIter.hasNext())
{
groupsIter.next();
QMapIterator<qint64, PollData> pollsIter(groupsIter.value());
while (pollsIter.hasNext())
{
pollsIter.next();
qint64 pollId = pollsIter.key();
PollData pData = pollsIter.value();
QByteArray optionsData;
QDataStream DS(&optionsData, QIODevice::Append);
DS << pData.options();
QSqlQuery query;
query.prepare("UPDATE tf_polls SET options=:options WHERE id=:pid");
query.bindValue(":options", optionsData.toBase64());
query.bindValue(":pid", pollId);
database->executeQuery(query);
}
}
}
void Poll::input(const QString &gid, const QString &uid, const QString &str, bool inpm, bool isAdmin)
{
qint64 gidnum = gid.mid(5).toLongLong();
qint64 uidnum = uid.mid(5).toLongLong();
if (nameDatabase->groups().keys().contains(gidnum) && str.startsWith("!poll"))
{
QStringList args = str.split(' ', QString::SkipEmptyParts);
QString message;
int perm = 0;
if (args.size() > 1)
{
if (args[1].toLower().startsWith("create") && args.size() > 2)
{
bool multi = args[1].toLower().startsWith("create_mul");
perm = permission->getPermission(gidnum, "poll", multi ? "create_multi" : "create", isAdmin, inpm);
if (perm == 1)
{
qint64 id = -1;
QString title;
if (data[gidnum].size() < MaxPollsPerGroup)
{
int idx = str.indexOf(' ', str.indexOf("create", 0, Qt::CaseInsensitive));
while (idx < str.size() && str[idx] == ' ')
++idx;
title = str.mid(idx).trimmed();
id = createPoll(gidnum, title, multi);
}
if (id == -1)
message = QString("Couldn't add new poll; Maybe delete some polls first.");
else
{
message = QString("Added new poll with id: %1").arg(id);
QString subscribeMessage = QString("New Poll: Poll#%1- %2").arg(id).arg(title);
subscribe->postToSubscribed(gidnum, subscribeMessage);
}
}
}
else if (args[1].toLower().startsWith("title") && args.size() > 3)
{
perm = permission->getPermission(gidnum, "poll", "title_change", isAdmin, inpm);
if (perm == 1)
{
bool ok;
qint64 id = args[2].toLongLong(&ok);
if (ok && data[gidnum].contains(id))
{
int idx = str.indexOf(' ', str.indexOf(args[2]));
while (idx < str.size() && str[idx] == ' ')
++idx;
changeTitle(gidnum, id, str.mid(idx).trimmed());
message = QString("Poll#%1 title successfully changed.").arg(id);
}
}
}
else if (args[1].toLower().startsWith("add") && args.size() > 3)
{
perm = permission->getPermission(gidnum, "poll", "add_option", isAdmin, inpm);
if (perm == 1)
{
bool ok;
qint64 id = args[2].toLongLong(&ok);
if (ok && data[gidnum].contains(id))
{
if (data[gidnum][id].options().size() < MaxOptionsPerPoll)
{
int idx = str.indexOf(' ', str.indexOf(args[2]));
while (idx < str.size() && str[idx] == ' ')
++idx;
QString option = str.mid(idx).trimmed();
addOption(gidnum, id, option);
message = QString("Added option %1 to poll#%2.")
.arg(data[gidnum][id].options().size()).arg(id);
}
else
message = QString("Couldn't add new option; Maybe delete some options first.");
}
}
}
else if ((args[1].toLower().startsWith("del") || args[1].toLower().startsWith("rem"))
&& args.size() > 3)
{
perm = permission->getPermission(gidnum, "poll", "delete_option", isAdmin, inpm);
if (perm == 1)
{
bool ok;
qint64 id = args[2].toLongLong(&ok);
bool ok1;
int idx = args[3].toInt(&ok1);
if (ok && ok1 && data[gidnum].contains(id) && 0 < idx && idx <= data[gidnum][id].options().size())
{
delOption(gidnum, id, idx);
message = QString("Deleted option %1 From poll#%2.")
.arg(idx).arg(id);
}
}
}
else if (args[1].toLower().startsWith("option") && args.size() > 4)
{
perm = permission->getPermission(gidnum, "poll", "option_change", isAdmin, inpm);
if (perm == 1)
{
bool ok1, ok2;
qint64 id = args[2].toLongLong(&ok1);
int optid = args[3].toInt(&ok2);
if (ok1 && ok2 && data[gidnum].contains(id) && optid <= data[gidnum][id].options().size())
{
int idx = str.indexOf(' ', str.indexOf(args[2]));
++idx;
while (idx < str.size() && str[idx] != ' ')
++idx;
while (idx < str.size() && str[idx] == ' ')
++idx;
data[gidnum][id].options()[optid - 1].first = str.mid(idx).trimmed();
message = QString("Successfully changed option %1 of Poll#%2.").arg(optid).arg(id);
}
}
}
else if (args[1].toLower().startsWith("term") && args.size() > 2)
{
perm = permission->getPermission(gidnum, "poll", "terminate", isAdmin, inpm);
if (perm == 1)
{
bool ok;
qint64 id = args[2].toLongLong(&ok);
if (ok && data[gidnum].contains(id))
{
terminatePoll(gidnum, id);
message = QString("Poll#%1 terminated.").arg(id);
}
}
}
else if ((args[1].toLower().startsWith("show") || args[1].toLower().startsWith("res"))
&& args.size() > 2)
{
bool result = args[1].toLower().startsWith("res");
inpm = inpm || (args.size() > 3 && args[3].toLower().startsWith("pm"));
perm = permission->getPermission(gidnum, "poll", result ? "result" : "show", isAdmin, inpm);
if (perm == 1)
{
bool ok;
qint64 id = args[2].toLongLong(&ok);
if (ok && data[gidnum].contains(id))
{
int totalVotes = 0;
if (result)
foreach (PollData::Option opt, data[gidnum][id].options())
totalVotes += opt.second.size();
message = QString("Poll#%1- %2%3\n").arg(id).arg(data[gidnum][id].title())
.arg(data[gidnum][id].multiChoice() ? " (Multi-Choice)" : "");
if (data[gidnum][id].options().isEmpty())
message += "No options!";
else
{
int idx = 1;
foreach (PollData::Option opt, data[gidnum][id].options())
{
QString percentStr, resultStr;
if (result && !data[gidnum][id].multiChoice() && totalVotes > 0)
{
qreal percent = static_cast<qreal>(opt.second.size()) / totalVotes * 100;
percentStr = QString(" - %1%").arg(QString::number(percent, 'f', 2));
}
if (result)
resultStr = QString(" (%1%2)").arg(opt.second.size()).arg(percentStr);
message += QString("%1- %2%3").arg(idx).arg(opt.first).arg(resultStr);
if (idx != data[gidnum][id].options().size())
message += "\n";
++idx;
}
}
message += QString("\nUse \"!poll vote %1 your_option\" to vote!").arg(id);
}
}
}
else if (args[1].toLower().startsWith("vote") && args.size() > 3)
{
perm = permission->getPermission(gidnum, "poll", "vote", isAdmin, inpm);
if (perm == 1)
{
bool ok1, ok2;
qint64 id = args[2].toLongLong(&ok1);
int option = args[3].toInt(&ok2);
if (ok1 && ok2 && data[gidnum].contains(id) && option > 0
&& option <= data[gidnum][id].options().size())
{
if (!data[gidnum][id].options()[option - 1].second.contains(uidnum))
{
bool multi = data[gidnum][id].multiChoice();
bool change = false;
if (!multi)
for (int i = 0; i < data[gidnum][id].options().size(); ++i)
if (data[gidnum][id].options()[i].second.contains(uidnum))
{
data[gidnum][id].options()[i].second.remove(uidnum);
change = true;
}
data[gidnum][id].options()[option - 1].second.insert(uidnum);
message = QString("%1 %2 in poll#%3 (\"%4\")").arg(messageProcessor->convertToName(uidnum))
.arg(change ? "changed vote" : "voted").arg(id)
.arg(data[gidnum][id].options()[option - 1].first);
}
else
message = QString("%1 has already voted for this option.")
.arg(messageProcessor->convertToName(uidnum));
}
}
}
else if (args[1].toLower().startsWith("unvote") && args.size() > 2)
{
perm = permission->getPermission(gidnum, "poll", "unvote", isAdmin, inpm);
if (perm == 1)
{
bool ok1, ok2 = false;
qint64 id = args[2].toLongLong(&ok1);
int option = -1;
if (args.size() > 3)
option = args[3].toInt(&ok2);
if (ok1 && data[gidnum].contains(id))
{
bool multi = data[gidnum][id].multiChoice();
if (!multi || (ok2 && option > 0 && option <= data[gidnum][id].options().size()))
{
int unvoted = -1;
if (!multi)
{
for (int i = 0; i < data[gidnum][id].options().size(); ++i)
if (data[gidnum][id].options()[i].second.contains(uidnum))
{
data[gidnum][id].options()[i].second.remove(uidnum);
unvoted = i;
break;
}
}
else
{
if (data[gidnum][id].options()[option - 1].second.contains(uidnum))
{
unvoted = option - 1;
data[gidnum][id].options()[option - 1].second.remove(uidnum);
}
}
if (unvoted != -1)
message = QString("%1 unvoted in poll#%2 (\"%3\")")
.arg(messageProcessor->convertToName(uidnum))
.arg(id).arg(data[gidnum][id].options()[unvoted].first);
else
message = QString("%1 hasn't voted for this option.")
.arg(messageProcessor->convertToName(uidnum));
}
}
}
}
else if (args[1].toLower().startsWith("who") && args.size() > 3)
{
perm = permission->getPermission(gidnum, "poll", "who", isAdmin, inpm);
if (perm == 1)
{
inpm = inpm || (args.size() > 4 && args[4].toLower().startsWith("pm"));
bool ok1, ok2;
qint64 id = args[2].toLongLong(&ok1);
int option = args[3].toInt(&ok2);
if (ok1 && ok2 && data[gidnum].contains(id) && option > 0
&& option <= data[gidnum][id].options().size())
{
message = QString("People voted for \"%1\" in poll#%2:\\n")
.arg(data[gidnum][id].options()[option - 1].first)
.arg(id);
if (data[gidnum][id].options()[option - 1].second.isEmpty())
message += "Noone!";
else
{
int count = 0;
foreach (qint64 user, data[gidnum][id].options()[option - 1].second)
{
message += messageProcessor->convertToName(user);
if (++count != data[gidnum][id].options()[option - 1].second.size())
message += '-';
}
}
}
}
}
}
else
{
inpm = inpm || (args.size() > 1 && args[1].toLower().startsWith("pm"));
perm = permission->getPermission(gidnum, "poll", "view_list", isAdmin, inpm);
if (perm == 1)
{
QMapIterator<qint64, PollData> dataIter(data[gidnum]);
if (dataIter.hasNext())
while (dataIter.hasNext())
{
dataIter.next();
message += QString("Poll#%1- %2%3").arg(dataIter.key()).arg(dataIter.value().title())
.arg(dataIter.value().multiChoice() ? " (Multi-Choice)" : "");
if (dataIter.hasNext())
message += "\n";
}
else
message = QString("No Poll!");
}
}
messageProcessor->sendMessage(inpm ? uid : gid, message);
if (perm == 2)
permission->sendRequest(gid, uid, str, inpm);
}
}
qint64 Poll::createPoll(qint64 gid, const QString &title, bool multi)
{
QSqlQuery query;
query.prepare("INSERT INTO tf_polls (gid, title, multi_choice) "
"VALUES(:gid, :title, :multi)");
query.bindValue(":gid", gid);
query.bindValue(":title", title);
query.bindValue(":multi", static_cast<int>(multi));
database->executeQuery(query);
if (query.lastInsertId().isValid())
{
qint64 pid = query.lastInsertId().toLongLong();
data[gid][pid] = PollData(title, multi);
return pid;
}
return -1;
}
void Poll::addOption(qint64 gid, qint64 id, const QString &opt)
{
data[gid][id].options().append(PollData::Option(opt, PollData::Users()));
}
void Poll::delOption(qint64 gid, qint64 id, int idx)
{
data[gid][id].options().removeAt(idx - 1);
}
void Poll::terminatePoll(qint64 gid, qint64 id)
{
QSqlQuery query;
query.prepare("DELETE FROM tf_polls WHERE id=:id");
query.bindValue(":id", id);
database->executeQuery(query);
data[gid].remove(id);
}
void Poll::changeTitle(qint64 gid, qint64 pid, const QString &str)
{
QSqlQuery query;
query.prepare("UPDATE tf_polls SET title=:title WHERE id=:id");
query.bindValue(":title", str);
query.bindValue(":id", pid);
database->executeQuery(query);
data[gid][pid].title() = str;
}