diff -r ddf020d0941a -r fdfc01419815 QTfrontend/ui/widget/chatwidget.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/QTfrontend/ui/widget/chatwidget.cpp	Wed Sep 28 19:27:56 2011 +0200
@@ -0,0 +1,584 @@
+/*
+ * Hedgewars, a free turn based strategy game
+ * Copyright (c) 2007 Igor Ulyanov <iulyanov@gmail.com>
+ * Copyright (c) 2007-2011 Andrey Korotaev <unC0Rr@gmail.com>
+ *
+ * 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; version 2 of the License
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+
+#include <QDesktopServices>
+#include <QTextBrowser>
+#include <QLineEdit>
+#include <QAction>
+#include <QTextDocument>
+#include <QDir>
+#include <QSettings>
+#include <QFile>
+#include <QTextStream>
+#include <QMenu>
+#include <QCursor>
+#include <QScrollBar>
+#include <QItemSelectionModel>
+#include <QStringList>
+
+#include "hwconsts.h"
+#include "SDLs.h"
+#include "gameuiconfig.h"
+#include "chatwidget.h"
+
+ListWidgetNickItem::ListWidgetNickItem(const QString& nick, bool isFriend, bool isIgnored) : QListWidgetItem(nick)
+{
+    this->aFriend = isFriend;
+    this->isIgnored = isIgnored;
+}
+
+void ListWidgetNickItem::setFriend(bool isFriend)
+{
+    this->aFriend = isFriend;
+}
+
+void ListWidgetNickItem::setIgnored(bool isIgnored)
+{
+    this->isIgnored = isIgnored;
+}
+
+bool ListWidgetNickItem::isFriend()
+{
+    return aFriend;
+}
+
+bool ListWidgetNickItem::ignored()
+{
+    return isIgnored;
+}
+
+bool ListWidgetNickItem::operator< (const QListWidgetItem & other) const
+{
+    // case in-sensitive comparison of the associated strings
+    // chars that are no letters are sorted at the end of the list
+
+    ListWidgetNickItem otherNick = const_cast<ListWidgetNickItem &>(dynamic_cast<const ListWidgetNickItem &>(other));
+
+    // ignored always down
+    if (isIgnored != otherNick.ignored())
+        return !isIgnored;
+
+    // friends always up
+    if (aFriend != otherNick.isFriend())
+        return aFriend;
+
+    QString txt1 = text().toLower();
+    QString txt2 = other.text().toLower();
+
+    bool firstIsShorter = (txt1.size() < txt2.size());
+    int len = firstIsShorter?txt1.size():txt2.size();
+
+    for (int i = 0; i < len; i++)
+    {
+        if (txt1[i] == txt2[i])
+            continue;
+        if (txt1[i].isLetter() != txt2[i].isLetter())
+            return txt1[i].isLetter();
+        return (txt1[i] < txt2[i]);
+    }
+
+    return firstIsShorter;
+}
+
+const char* HWChatWidget::STYLE = 
+"\
+a { color:#c8c8ff; }\
+.nick { text-decoration: none; }\
+.UserChat .nick { color:#ffec20; }\
+.FriendChat { color: #08e008; }\
+.FriendChat .nick { color: #20ff20; }\
+.UserJoin { color: #c0c0c0; }\
+.UserJoin .nick { color: #d0d0d0; }\
+.FriendJoin { color: #c0e0c0; }\
+.FriendJoin .nick { color: #d0f0d0; }\
+.UserAction { color: #ff80ff; }\
+.UserAction .nick { color: #ffa0ff; }\
+.FriendAction { color: #ff00ff; }\
+.FriendAction .nick { color: #ff30ff; }\
+.Error { color: #ff0000 }\
+.Warning { color: #ff8000 }\
+.Notice { color: #fefefe }\
+";
+
+HWChatWidget::HWChatWidget(QWidget* parent, QSettings * gameSettings, SDLInteraction * sdli, bool notify) :
+  QWidget(parent),
+  mainLayout(this)
+{
+    this->gameSettings = gameSettings;
+    this->sdli = sdli;
+    this->notify = notify;
+    if(notify && gameSettings->value("frontend/sound", true).toBool()) {
+        QFile tmpfile;
+        sdli->SDLMusicInit();
+        for(int i=0;i<4;i++) {
+            tmpfile.setFileName(cfgdir->absolutePath() + "/Data/Sounds/voices/Classic/Hello.ogg");
+            if (tmpfile.exists()) sound[i] = Mix_LoadWAV(QFileInfo(tmpfile).absoluteFilePath().toLocal8Bit().constData());
+            else sound[i] = Mix_LoadWAV(QString(datadir->absolutePath() + 
+                "/Sounds/voices/Classic/Hello.ogg").toLocal8Bit().constData());
+        }
+    }
+
+    mainLayout.setSpacing(1);
+    mainLayout.setMargin(1);
+    mainLayout.setSizeConstraint(QLayout::SetMinimumSize);
+    mainLayout.setColumnStretch(0, 76);
+    mainLayout.setColumnStretch(1, 24);
+
+    chatEditLine = new QLineEdit(this);
+    chatEditLine->setMaxLength(300);
+    connect(chatEditLine, SIGNAL(returnPressed()), this, SLOT(returnPressed()));
+
+    mainLayout.addWidget(chatEditLine, 2, 0);
+
+    chatText = new QTextBrowser(this);
+    chatText->document()->setDefaultStyleSheet(STYLE);
+    chatText->setMinimumHeight(20);
+    chatText->setMinimumWidth(10);
+    chatText->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+    chatText->setOpenLinks(false);
+    connect(chatText, SIGNAL(anchorClicked(const QUrl&)),
+        this, SLOT(linkClicked(const QUrl&)));
+    mainLayout.addWidget(chatText, 0, 0, 2, 1);
+
+    chatNicks = new QListWidget(this);
+    chatNicks->setMinimumHeight(10);
+    chatNicks->setMinimumWidth(10);
+    chatNicks->setSortingEnabled(true);
+    chatNicks->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+    chatNicks->setContextMenuPolicy(Qt::ActionsContextMenu);
+    connect(chatNicks, SIGNAL(itemDoubleClicked(QListWidgetItem *)),
+        this, SLOT(chatNickDoubleClicked(QListWidgetItem *)));
+    connect(chatNicks, SIGNAL(currentRowChanged(int)),
+        this, SLOT(chatNickSelected(int)));
+
+    mainLayout.addWidget(chatNicks, 0, 1, 3, 1);
+
+    acInfo = new QAction(QAction::tr("Info"), chatNicks);
+    acInfo->setIcon(QIcon(":/res/info.png"));
+    connect(acInfo, SIGNAL(triggered(bool)), this, SLOT(onInfo()));
+    acKick = new QAction(QAction::tr("Kick"), chatNicks);
+    acKick->setIcon(QIcon(":/res/kick.png"));
+    connect(acKick, SIGNAL(triggered(bool)), this, SLOT(onKick()));
+    acBan = new QAction(QAction::tr("Ban"), chatNicks);
+    acBan->setIcon(QIcon(":/res/ban.png"));
+    connect(acBan, SIGNAL(triggered(bool)), this, SLOT(onBan()));
+    acFollow = new QAction(QAction::tr("Follow"), chatNicks);
+    acFollow->setIcon(QIcon(":/res/follow.png"));
+    connect(acFollow, SIGNAL(triggered(bool)), this, SLOT(onFollow()));
+    acIgnore = new QAction(QAction::tr("Ignore"), chatNicks);
+    acIgnore->setIcon(QIcon(":/res/ignore.png"));
+    connect(acIgnore, SIGNAL(triggered(bool)), this, SLOT(onIgnore()));
+    acFriend = new QAction(QAction::tr("Add friend"), chatNicks);
+    acFriend->setIcon(QIcon(":/res/addfriend.png"));
+    connect(acFriend, SIGNAL(triggered(bool)), this, SLOT(onFriend()));
+
+    chatNicks->insertAction(0, acFriend);
+    chatNicks->insertAction(0, acInfo);
+    chatNicks->insertAction(0, acIgnore);
+
+    showReady = false;
+    setShowFollow(true);
+}
+
+void HWChatWidget::linkClicked(const QUrl & link)
+{
+    if (link.scheme() == "http")
+        QDesktopServices::openUrl(link);
+    if (link.scheme() == "hwnick")
+    {
+        // decode nick
+        const QString& nick = QString::fromUtf8(QByteArray::fromBase64(link.encodedQuery()));
+        QList<QListWidgetItem *> items = chatNicks->findItems(nick, Qt::MatchExactly);
+        if (items.size() < 1)
+            return;
+        QMenu * popup = new QMenu(this);
+        // selecting an item will automatically scroll there, so let's save old position
+        QScrollBar * scrollBar = chatNicks->verticalScrollBar();
+        int oldScrollPos = scrollBar->sliderPosition();
+        // select the nick which we want to see the actions for
+        chatNicks->setCurrentItem(items[0], QItemSelectionModel::Clear);
+        // selecting an item will automatically scroll there, so let's save old position
+        scrollBar->setSliderPosition(oldScrollPos);
+        // load actions
+        popup->addActions(chatNicks->actions());
+        // display menu popup at mouse cursor position
+        popup->popup(QCursor::pos());
+    }
+}
+
+void HWChatWidget::setShowFollow(bool enabled)
+{
+    if (enabled) {
+        if (!(chatNicks->actions().contains(acFollow)))
+            chatNicks->insertAction(acFriend, acFollow);
+    }
+    else {
+        if (chatNicks->actions().contains(acFollow))
+            chatNicks->removeAction(acFollow);
+    }
+}
+
+void HWChatWidget::loadList(QStringList & list, const QString & file)
+{
+    list.clear();
+    QFile txt(cfgdir->absolutePath() + "/" + file);
+    if(!txt.open(QIODevice::ReadOnly))
+        return;
+    QTextStream stream(&txt);
+    stream.setCodec("UTF-8");
+
+    while(!stream.atEnd())
+    {
+        QString str = stream.readLine();
+        if(str.startsWith(";") || str.length() == 0)
+            continue;
+        list << str.trimmed();
+    }
+    //readd once we require newer Qt than 4.4
+    //list.removeDuplicates();
+    txt.close();
+}
+
+void HWChatWidget::saveList(QStringList & list, const QString & file)
+{
+    QFile txt(cfgdir->absolutePath() + "/" + file);
+    if(!txt.open(QIODevice::WriteOnly | QIODevice::Truncate))
+        return;
+    QTextStream stream(&txt);
+    stream.setCodec("UTF-8");
+
+    stream << "; this list is used by Hedgewars - do not edit it unless you know what you're doing!" << endl;
+    for(int i = 0; i < list.size(); i++)
+        stream << list[i] << endl;
+    txt.close();
+}
+
+void HWChatWidget::updateNickItem(QListWidgetItem *nickItem)
+{
+    QString nick = nickItem->text();
+    ListWidgetNickItem * item = dynamic_cast<ListWidgetNickItem*>(nickItem);
+
+    item->setFriend(friendsList.contains(nick, Qt::CaseInsensitive));
+    item->setIgnored(ignoreList.contains(nick, Qt::CaseInsensitive));
+
+    if(item->ignored())
+    {
+        item->setIcon(QIcon(showReady ? (item->data(Qt::UserRole).toBool() ? ":/res/chat_ignore_on.png" : ":/res/chat_ignore_off.png") : ":/res/chat_ignore.png"));
+        item->setForeground(Qt::gray);
+    }
+    else if(item->isFriend())
+    {
+        item->setIcon(QIcon(showReady ? (item->data(Qt::UserRole).toBool() ? ":/res/chat_friend_on.png" : ":/res/chat_friend_off.png") : ":/res/chat_friend.png"));
+        item->setForeground(Qt::green);
+    }
+    else
+    {
+        item->setIcon(QIcon(showReady ? (item->data(Qt::UserRole).toBool() ? ":/res/chat_default_on.png" : ":/res/chat_default_off.png") : ":/res/chat_default.png"));
+        item->setForeground(QBrush(QColor(0xff, 0xcc, 0x00)));
+    }
+}
+
+void HWChatWidget::updateNickItems()
+{
+    for(int i = 0; i < chatNicks->count(); i++)
+        updateNickItem(chatNicks->item(i));
+
+    chatNicks->sortItems();
+}
+
+void HWChatWidget::loadLists(const QString & nick)
+{
+    loadList(ignoreList, nick.toLower() + "_ignore.txt");
+    loadList(friendsList, nick.toLower() + "_friends.txt");
+    updateNickItems();
+}
+
+void HWChatWidget::saveLists(const QString & nick)
+{
+    saveList(ignoreList, nick.toLower() + "_ignore.txt");
+    saveList(friendsList, nick.toLower() + "_friends.txt");
+}
+
+void HWChatWidget::returnPressed()
+{
+    QStringList lines = chatEditLine->text().split('\n');
+    chatEditLine->clear();
+    foreach (const QString &line, lines)
+        emit chatLine(line);
+}
+
+
+void HWChatWidget::onChatString(const QString& str)
+{
+    onChatString("", str);
+}
+
+const QRegExp HWChatWidget::URLREGEXP = QRegExp("(http://)?(www\\.)?(hedgewars\\.org(/[^ ]*)?)");
+
+void HWChatWidget::onChatString(const QString& nick, const QString& str)
+{
+    bool isFriend = false;
+
+    if (!nick.isEmpty()) {
+        // don't show chat lines that are from ignored nicks
+        if (ignoreList.contains(nick, Qt::CaseInsensitive))
+            return;
+        // friends will get special treatment, of course
+        isFriend = friendsList.contains(nick, Qt::CaseInsensitive);
+    }
+
+    QString formattedStr = Qt::escape(str.mid(1));
+    // make hedgewars.org urls actual links
+    formattedStr = formattedStr.replace(URLREGEXP, "<a href=\"http://\\3\">\\3</a>");
+
+    // "link" nick, but before that encode it in base64 to make sure it can't intefere with html/url syntax
+    // the nick is put as querystring as putting it as host would convert it to it's lower case variant
+    if(!nick.isEmpty())
+        formattedStr.replace("|nick|",QString("<a href=\"hwnick://?%1\" class=\"nick\">%2</a>").arg(QString(nick.toUtf8().toBase64())).arg(nick));
+
+    QString cssClass("UserChat");
+
+    // check first character for color code and set color properly
+    switch (str[0].toAscii()) {
+        case 3:
+            cssClass = (isFriend ? "FriendJoin" : "UserJoin");
+            break;
+        case 2:
+            cssClass = (isFriend ? "FriendAction" : "UserAction");
+            break;
+        default:
+            if (isFriend)
+                cssClass = "FriendChat";
+    }
+
+    addLine(cssClass,formattedStr);
+}
+
+void HWChatWidget::addLine(const QString& cssClass, QString line)
+{
+    if (chatStrings.size() > 250)
+        chatStrings.removeFirst();
+
+    line = QString("<span class=\"%2\">%1</span>").arg(line).arg(cssClass);
+
+    chatStrings.append(line);
+
+    chatText->setHtml(chatStrings.join("<br>"));
+
+    chatText->moveCursor(QTextCursor::End);
+}
+
+void HWChatWidget::onServerMessage(const QString& str)
+{
+    if (chatStrings.size() > 250)
+        chatStrings.removeFirst();
+
+    chatStrings.append("<hr>" + str + "<hr>");
+
+    chatText->setHtml(chatStrings.join("<br>"));
+
+    chatText->moveCursor(QTextCursor::End);
+}
+
+void HWChatWidget::nickAdded(const QString& nick, bool notifyNick)
+{
+    QListWidgetItem * item = new ListWidgetNickItem(nick, friendsList.contains(nick, Qt::CaseInsensitive), ignoreList.contains(nick, Qt::CaseInsensitive));
+    updateNickItem(item);
+    chatNicks->addItem(item);
+
+    emit nickCountUpdate(chatNicks->count());
+
+    if(notifyNick && notify && gameSettings->value("frontend/sound", true).toBool()) {
+       Mix_PlayChannel(-1, sound[rand()%4], 0);
+    }
+}
+
+void HWChatWidget::nickRemoved(const QString& nick)
+{
+    foreach(QListWidgetItem * item, chatNicks->findItems(nick, Qt::MatchExactly))
+        chatNicks->takeItem(chatNicks->row(item));
+
+    emit nickCountUpdate(chatNicks->count());
+}
+
+void HWChatWidget::clear()
+{
+    chatText->clear();
+    chatStrings.clear();
+    chatNicks->clear();
+}
+
+void HWChatWidget::onKick()
+{
+    QListWidgetItem * curritem = chatNicks->currentItem();
+    if (curritem)
+        emit kick(curritem->text());
+}
+
+void HWChatWidget::onBan()
+{
+    QListWidgetItem * curritem = chatNicks->currentItem();
+    if (curritem)
+        emit ban(curritem->text());
+}
+
+void HWChatWidget::onInfo()
+{
+    QListWidgetItem * curritem = chatNicks->currentItem();
+    if (curritem)
+        emit info(curritem->text());
+}
+
+void HWChatWidget::onFollow()
+{
+    QListWidgetItem * curritem = chatNicks->currentItem();
+    if (curritem)
+        emit follow(curritem->text());
+}
+
+void HWChatWidget::onIgnore()
+{
+    QListWidgetItem * curritem = chatNicks->currentItem();
+    if(!curritem)
+        return;
+
+    if(ignoreList.contains(curritem->text(), Qt::CaseInsensitive)) // already on list - remove him
+    {
+        ignoreList.removeAll(curritem->text().toLower());
+        onChatString(HWChatWidget::tr("%1 *** %2 has been removed from your ignore list").arg('\x03').arg(curritem->text()));
+    }
+    else // not on list - add
+    {
+        // don't consider ignored people friends
+        if(friendsList.contains(curritem->text(), Qt::CaseInsensitive))
+            emit onFriend();
+
+        // scroll down on first ignore added so that people see where that nick went to
+        if (ignoreList.isEmpty())
+            chatNicks->scrollToBottom();
+
+        ignoreList << curritem->text().toLower();
+        onChatString(HWChatWidget::tr("%1 *** %2 has been added to your ignore list").arg('\x03').arg(curritem->text()));
+    }
+    updateNickItem(curritem); // update icon/sort order/etc
+    chatNicks->sortItems();
+    chatNickSelected(0); // update context menu
+}
+
+void HWChatWidget::onFriend()
+{
+    QListWidgetItem * curritem = chatNicks->currentItem();
+    if(!curritem)
+        return;
+
+    if(friendsList.contains(curritem->text(), Qt::CaseInsensitive)) // already on list - remove him
+    {
+        friendsList.removeAll(curritem->text().toLower());
+        onChatString(HWChatWidget::tr("%1 *** %2 has been removed from your friends list").arg('\x03').arg(curritem->text()));
+    }
+    else // not on list - add
+    {
+        // don't ignore the new friend
+        if(ignoreList.contains(curritem->text(), Qt::CaseInsensitive))
+            emit onIgnore();
+
+        // scroll up on first friend added so that people see where that nick went to
+        if (friendsList.isEmpty())
+            chatNicks->scrollToTop();
+
+        friendsList << curritem->text().toLower();
+        onChatString(HWChatWidget::tr("%1 *** %2 has been added to your friends list").arg('\x03').arg(curritem->text()));
+    }
+    updateNickItem(curritem); // update icon/sort order/etc
+    chatNicks->sortItems();
+    chatNickSelected(0); // update context menu
+}
+
+void HWChatWidget::chatNickDoubleClicked(QListWidgetItem * item)
+{
+    Q_UNUSED(item);
+
+    QList<QAction *> actions = chatNicks->actions();
+    actions.first()->activate(QAction::Trigger);
+}
+
+void HWChatWidget::chatNickSelected(int index)
+{
+    Q_UNUSED(index);
+
+    QListWidgetItem* item = chatNicks->currentItem();
+    if (!item)
+        return;
+
+    // update context menu labels according to possible action
+    if(ignoreList.contains(item->text(), Qt::CaseInsensitive))
+    {
+        acIgnore->setText(QAction::tr("Unignore"));
+        acIgnore->setIcon(QIcon(":/res/unignore.png"));
+    }
+    else
+    {
+        acIgnore->setText(QAction::tr("Ignore"));
+        acIgnore->setIcon(QIcon(":/res/ignore.png"));
+    }
+
+    if(friendsList.contains(item->text(), Qt::CaseInsensitive))
+    {
+        acFriend->setText(QAction::tr("Remove friend"));
+        acFriend->setIcon(QIcon(":/res/remfriend.png"));
+    }
+    else
+    {
+        acFriend->setText(QAction::tr("Add friend"));
+        acFriend->setIcon(QIcon(":/res/addfriend.png"));
+    }
+}
+
+void HWChatWidget::setShowReady(bool s)
+{
+    showReady = s;
+}
+
+void HWChatWidget::setReadyStatus(const QString & nick, bool isReady)
+{
+    QList<QListWidgetItem *> items = chatNicks->findItems(nick, Qt::MatchExactly);
+    if (items.size() != 1)
+    {
+        qWarning("Bug: cannot find user in chat");
+        return;
+    }
+
+    items[0]->setData(Qt::UserRole, isReady); // bulb status
+    updateNickItem(items[0]);
+
+    // ensure we're still showing the status bulbs
+    showReady = true;
+}
+
+void HWChatWidget::adminAccess(bool b)
+{
+    chatNicks->removeAction(acKick);
+    chatNicks->removeAction(acBan);
+
+    if(b)
+    {
+        chatNicks->insertAction(0, acKick);
+//      chatNicks->insertAction(0, acBan);
+    }
+}