RetroShare/retroshare-gui/src/gui/PeersDialog.cpp

/****************************************************************
 *  RetroShare is distributed under the following license:
 *
 *  Copyright (C) 2006,2007 crypton
 *
 *  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.
 *
 *  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., 51 Franklin Street, Fifth Floor,
 *  Boston, MA  02110-1301, USA.
 ****************************************************************/

#include <QFile>
#include <QFileInfo>
#include <QShortcut>
#include <QWidgetAction>
#include <QScrollBar>
#include <QColorDialog>
#include <QFontDialog>
#include <QDropEvent>
#include <QFileDialog>
#include "common/vmessagebox.h"
#include <gui/mainpagestack.h>

#include "retroshare/rsinit.h"
#include "PeersDialog.h"
#include <retroshare/rsiface.h>
#include <retroshare/rspeers.h>
#include <retroshare/rsstatus.h>
#include <retroshare/rsmsgs.h>
#include <retroshare/rsnotify.h>
#include "settings/rsharesettings.h"

#include "chat/PopupChatDialog.h"
#include "msgs/MessageComposer.h"
#include "connect/ConfCertDialog.h"
#include "profile/ProfileView.h"
#include "profile/ProfileWidget.h"
#include "profile/StatusMessage.h"

#include "gui/connect/ConnectFriendWizard.h"
#include "gui/forums/CreateForum.h"
#include "gui/channels/CreateChannel.h"
#include "gui/feeds/AttachFileItem.h"
#include "gui/im_history/ImHistoryBrowser.h"

#include "RetroShareLink.h"

#include "MainWindow.h"
#include "NewsFeed.h"

#include <sstream>
#include <time.h>
#include <sys/stat.h>
#include <algorithm>

#include <QSound>

/* Images for context menu icons */
#define IMAGE_REMOVEFRIEND       ":/images/removefriend16.png"
#define IMAGE_EXPIORTFRIEND      ":/images/exportpeers_16x16.png"
#define IMAGE_PEERINFO           ":/images/peerdetails_16x16.png"
#define IMAGE_CHAT               ":/images/chat.png"
#define IMAGE_MSG                ":/images/message-mail.png"
#define IMAGE_CONNECT            ":/images/connect_friend.png"
/* Images for Status icons */
#define IMAGE_ONLINE             ":/images/user/identity24.png"
#define IMAGE_AWAY               ":/images/user/identity24away.png"
#define IMAGE_BUSY               ":/images/user/identity24busy.png"
#define IMAGE_INACTIVE           ":/images/user/identity24idle.png"
#define IMAGE_OFFLINE            ":/images/user/identityoffline24.png"
#define IMAGE_OFFLINE2           ":/images/user/identitylightgrey24.png"
#define IMAGE_AVAILABLE          ":/images/user/identityavaiblecyan24.png"
#define IMAGE_UNREACHABLE        ":/images/user/identityunreachable24.png"
#define IMAGE_CONNECT2           ":/images/reload24.png"
#define IMAGE_PASTELINK          ":/images/pasterslink.png"

#define COLUMN_COUNT    3
#define COLUMN_NAME     0
#define COLUMN_STATE    1
#define COLUMN_INFO     2

#define COLUMN_DATA     0 // column for storing the userdata id

#define ROLE_SORT  Qt::UserRole
#define ROLE_ID    Qt::UserRole + 1

/******
 * #define PEERS_DEBUG 1
 *****/

// quick and dirty for sorting, better use QTreeView and QSortFilterProxyModel
class MyPeerTreeWidgetItem : public QTreeWidgetItem
{
public:
    MyPeerTreeWidgetItem(QTreeWidget *pWidget, int type) : QTreeWidgetItem(type)
    {
        m_pWidget = pWidget; // can't access the member "view"
    }

    bool operator<(const QTreeWidgetItem &other) const
    {
        int role = Qt::DisplayRole;
        int column = m_pWidget ? m_pWidget->sortColumn() : 0;

        switch (column) {
        case COLUMN_STATE:
                // sort by state set in user role
                role = ROLE_SORT;

                // no break;

        case COLUMN_NAME:
            {
                const QVariant v1 = data(column, role);
                const QVariant v2 = other.data(column, role);
                return (v1.toString().compare (v2.toString(), Qt::CaseInsensitive) < 0);
            }
        }

        // let the standard do the sort
        return QTreeWidgetItem::operator<(other);
    }

private:
    QTreeWidget *m_pWidget; // the member "view" is private
};


/** Constructor */
PeersDialog::PeersDialog(QWidget *parent)
            : RsAutoUpdatePage(1500,parent)
{
    /* Invoke the Qt Designer generated object setup routine */
    ui.setupUi(this);

    last_status_send_time = 0 ;

    connect( ui.peertreeWidget, SIGNAL( customContextMenuRequested( QPoint ) ), this, SLOT( peertreeWidgetCostumPopupMenu( QPoint ) ) );
    connect( ui.peertreeWidget, SIGNAL( itemDoubleClicked ( QTreeWidgetItem *, int)), this, SLOT(chatfriend(QTreeWidgetItem *)));

    connect( ui.avatartoolButton, SIGNAL(clicked()), SLOT(getAvatar()));
    connect( ui.mypersonalstatuslabel, SIGNAL(clicked()), SLOT(statusmessage()));
    connect( ui.actionSet_your_Avatar, SIGNAL(triggered()), this, SLOT(getAvatar()));
    connect( ui.actionSet_your_Personal_Message, SIGNAL(triggered()), this, SLOT(statusmessage()));
    connect( ui.addfileButton, SIGNAL(clicked() ), this , SLOT(addExtraFile()));
    connect( ui.msgText, SIGNAL(anchorClicked(const QUrl &)), SLOT(anchorClicked(const QUrl &)));

    connect(ui.action_Hide_Offline_Friends, SIGNAL(triggered()), this, SLOT(insertPeers()));
    connect(ui.action_Hide_Status_Column, SIGNAL(triggered()), this, SLOT(statusColumn()));

    ui.peertabWidget->setTabPosition(QTabWidget::North);
    ui.peertabWidget->addTab(new ProfileWidget(),QString(tr("Profile")));
    ui.peertabWidget->addTab(new NewsFeed(),QString(tr("Friends Storm")));

    ui.peertreeWidget->setColumnCount(4);
    ui.peertreeWidget->setColumnHidden ( 3, true);
    ui.peertreeWidget->setColumnHidden ( 2, true);
    ui.peertreeWidget->sortItems( 0, Qt::AscendingOrder );

    // set header text aligment
    QTreeWidgetItem * headerItem = ui.peertreeWidget->headerItem();
    headerItem->setTextAlignment(COLUMN_NAME, Qt::AlignHCenter | Qt::AlignVCenter);
    headerItem->setTextAlignment(COLUMN_STATE, Qt::AlignLeft | Qt::AlignVCenter);
    headerItem->setTextAlignment(COLUMN_INFO, Qt::AlignHCenter | Qt::AlignVCenter);

    connect(ui.Sendbtn, SIGNAL(clicked()), this, SLOT(sendMsg()));
    connect(ui.emoticonBtn, SIGNAL(clicked()), this, SLOT(smileyWidgetgroupchat()));

    ui.lineEdit->setContextMenuPolicy(Qt::CustomContextMenu) ;
    connect(ui.lineEdit,SIGNAL(customContextMenuRequested(QPoint)),this,SLOT(contextMenu(QPoint)));

    pasteLinkAct = new QAction(QIcon(":/images/pasterslink.png"), tr( "Paste retroshare Link" ), this );
    connect( pasteLinkAct , SIGNAL( triggered() ), this, SLOT( pasteLink() ) );

    connect( ui.msgText, SIGNAL(customContextMenuRequested(const QPoint&)), this, SLOT(displayInfoChatMenu(const QPoint&)));

    connect(ui.textboldChatButton, SIGNAL(clicked()), this, SLOT(setFont()));
    connect(ui.textunderlineChatButton, SIGNAL(clicked()), this, SLOT(setFont()));
    connect(ui.textitalicChatButton, SIGNAL(clicked()), this, SLOT(setFont()));
    connect(ui.fontsButton, SIGNAL(clicked()), this, SLOT(getFont()));
    connect(ui.colorChatButton, SIGNAL(clicked()), this, SLOT(setColor()));
    connect(ui.actionSave_History, SIGNAL(triggered()), this, SLOT(fileSaveAs()));

    ui.fontsButton->setIcon(QIcon(QString(":/images/fonts.png")));

    _currentColor = Qt::black;

    QPixmap pxm(16,16);
    pxm.fill(_currentColor);
    ui.colorChatButton->setIcon(pxm);

    mCurrentFont.fromString(Settings->getChatScreenFont());
    ui.lineEdit->setFont(mCurrentFont);

    style.setStyleFromSettings(ChatStyle::TYPE_PUBLIC);
    style.loadEmoticons();

    setChatInfo(tr("Welcome to RetroShare's group chat."), QString::fromUtf8("blue"));

    if (Settings->valueFromGroup("Chat", QString::fromUtf8("GroupChat_History"), true).toBool()) {
        historyKeeper.init(QString::fromStdString(RsInit::RsProfileConfigDirectory()) + "/chatPublic.xml");

        QList<IMHistoryItem> historyItems;
        historyKeeper.getMessages(historyItems, 20);
        foreach(IMHistoryItem item, historyItems) {
            addChatMsg(item.incoming, true, item.name, item.sendTime, item.messageText);
        }
    }

    QMenu * grpchatmenu = new QMenu();
    grpchatmenu->addAction(ui.actionClearChat);
    grpchatmenu->addAction(ui.actionSave_History);
    grpchatmenu->addAction(ui.actionMessageHistory);
    ui.menuButton->setMenu(grpchatmenu);

    _underline = false;

    QMenu *menu = new QMenu();
    menu->addAction(ui.actionAdd_Friend);
    menu->addSeparator();
    menu->addAction(ui.actionCreate_New_Forum);
#ifndef RS_RELEASE_VERSION
    menu->addAction(ui.actionCreate_New_Channel);
#endif
    menu->addAction(ui.actionSet_your_Avatar);
    menu->addAction(ui.actionSet_your_Personal_Message);

    ui.menupushButton->setMenu(menu);

    //ui.msgText->setOpenExternalLinks ( false );
    //ui.msgText->setOpenLinks ( false );

    setAcceptDrops(true);
    ui.lineEdit->setAcceptDrops(false);

    updateAvatar();
    loadmypersonalstatus();
    displayMenu();

    // load settings
    processSettings(true);

    // workaround for Qt bug, should be solved in next Qt release 4.7.0
    // http://bugreports.qt.nokia.com/browse/QTBUG-8270
    QShortcut *Shortcut = new QShortcut(QKeySequence (Qt::Key_Delete), ui.peertreeWidget, 0, 0, Qt::WidgetShortcut);
    connect(Shortcut, SIGNAL(activated()), this, SLOT( removefriend ()));

    ui.lineEdit->installEventFilter(this);

    // add self nick and Avatar to Friends.
    RsPeerDetails pd ;
    if (rsPeers->getPeerDetails(rsPeers->getOwnId(),pd)) {
        QString titleStr("<span style=\"font-size:16pt; font-weight:500;"
                         "color:#32cd32;\">%1</span>");
        ui.nicklabel->setText(titleStr.arg(QString::fromStdString(pd.name) + tr(" (me)") + QString::fromStdString(pd.location)));
    }

    /* Hide platform specific features */
#ifdef Q_WS_WIN

#endif
}

PeersDialog::~PeersDialog ()
{
    // save settings
    processSettings(false);
}

void PeersDialog::processSettings(bool bLoad)
{
    QHeaderView *header = ui.peertreeWidget->header ();

    Settings->beginGroup(QString("PeersDialog"));

    if (bLoad) {
        // load settings

        // state of peer tree
        header->restoreState(Settings->value("PeerTree").toByteArray());

        // state of hideUnconnected
        ui.action_Hide_Offline_Friends->setChecked(Settings->value("hideUnconnected", false).toBool());
        
        // state of hideStatusColumn
        ui.action_Hide_Status_Column->setChecked(Settings->value("hideStatusColumn", false).toBool());

        // state of splitter
        ui.splitter->restoreState(Settings->value("Splitter").toByteArray());
        ui.splitter_2->restoreState(Settings->value("GroupChatSplitter").toByteArray());
    } else {
        // save settings

        // state of peer tree
        Settings->setValue("PeerTree", header->saveState());

        // state of hideUnconnected
        Settings->setValue("hideUnconnected", ui.action_Hide_Offline_Friends->isChecked());
        
        // state of hideStatusColumn
        Settings->setValue("hideStatusColumn", ui.action_Hide_Status_Column->isChecked());

        // state of splitter
        Settings->setValue("Splitter", ui.splitter->saveState());
        Settings->setValue("GroupChatSplitter", ui.splitter_2->saveState());
    }

    Settings->endGroup();
}

void PeersDialog::showEvent(QShowEvent *event)
{
    static bool first = true;
    if (first) {
        // Workaround: now the scroll position is correct calculated
        first = false;
        QScrollBar *scrollbar = ui.msgText->verticalScrollBar();
        scrollbar->setValue(scrollbar->maximum());
    }

    RsAutoUpdatePage::showEvent(event);
}

void PeersDialog::pasteLink()
{
	ui.lineEdit->insertHtml(RSLinkClipboard::toHtml()) ;
}

void PeersDialog::contextMenu( QPoint point )
{
	if(RSLinkClipboard::empty())
		return ;

	QMenu contextMnu(this);
	contextMnu.addAction( pasteLinkAct);

	contextMnu.exec(QCursor::pos());
}

void PeersDialog::peertreeWidgetCostumPopupMenu( QPoint point )
{
    QTreeWidgetItem *c = getCurrentPeer();

    QMenu contextMnu( this );

    QAction* expandAll = new QAction(tr( "Expand all" ), &contextMnu );
    connect( expandAll , SIGNAL( triggered() ), ui.peertreeWidget, SLOT (expandAll()) );

    QAction* collapseAll = new QAction(tr( "Collapse all" ), &contextMnu );
    connect( collapseAll , SIGNAL( triggered() ), ui.peertreeWidget, SLOT(collapseAll()) );

    QAction* chatAct = new QAction(QIcon(IMAGE_CHAT), tr( "Chat" ), &contextMnu );
    if (c) {
        connect( chatAct , SIGNAL( triggered() ), this, SLOT( chatfriendproxy() ) );
    } else {
        chatAct->setDisabled(true);
    }

    QAction* msgAct = new QAction(QIcon(IMAGE_MSG), tr( "Message Friend" ), &contextMnu );
    if (c) {
        connect( msgAct , SIGNAL( triggered() ), this, SLOT( msgfriend() ) );
    } else {
        msgAct->setDisabled(true);
    }

    QAction* connectfriendAct = new QAction(QIcon(IMAGE_CONNECT), tr( "Connect To Friend" ), &contextMnu );
    if (c) {
        connect( connectfriendAct , SIGNAL( triggered() ), this, SLOT( connectfriend() ) );
    } else {
        connectfriendAct->setDisabled(true);
    }

    QAction* configurefriendAct = new QAction(QIcon(IMAGE_PEERINFO), tr( "Peer Details" ), &contextMnu );
    if (c) {
        connect( configurefriendAct , SIGNAL( triggered() ), this, SLOT( configurefriend() ) );
    } else {
        configurefriendAct->setDisabled(true);
    }

    QAction* recommendfriendAct = new QAction(QIcon(IMAGE_EXPIORTFRIEND), tr( "Recomend this Friend to..." ), &contextMnu );
    if (c && c->type() == 0) {
        connect( recommendfriendAct , SIGNAL( triggered() ), this, SLOT( recommendfriend() ) );
    } else {
        recommendfriendAct->setDisabled(true);
    }

    QAction* pastePersonAct = new QAction(QIcon(IMAGE_PASTELINK), tr( "Paste Friend Link" ), &contextMnu );
    if(!RSLinkClipboard::empty(RetroShareLink::TYPE_PERSON)) {
        connect( pastePersonAct , SIGNAL( triggered() ), this, SLOT( pastePerson() ) );
    } else {
        pastePersonAct->setDisabled(true);
    }

    QAction* profileviewAct = new QAction(QIcon(IMAGE_PEERINFO), tr( "Profile View" ), &contextMnu );
    if (c) {
        connect( profileviewAct , SIGNAL( triggered() ), this, SLOT( viewprofile() ) );
    } else {
        profileviewAct->setDisabled(true);
    }

    QAction* exportfriendAct = new QAction(QIcon(IMAGE_EXPIORTFRIEND), tr( "Export Friend" ), &contextMnu );
    if (c) {
        connect( exportfriendAct , SIGNAL( triggered() ), this, SLOT( exportfriend() ) );
    } else {
        exportfriendAct->setDisabled(true);
    }

    QAction* removefriendAct = new QAction(QIcon(IMAGE_REMOVEFRIEND), tr( "Deny Friend" ), &contextMnu );
    if (c) {
        if (c->type() == 1) {
            //this is a SSL key
            removefriendAct->setText(tr( "Remove Friend Location"));
        }
        connect( removefriendAct , SIGNAL( triggered() ), this, SLOT( removefriend() ) );
    } else {
        removefriendAct->setDisabled(true);
    }

    QWidget *widget = new QWidget(&contextMnu);
    widget->setStyleSheet( ".QWidget{background-color: qlineargradient(x1:0, y1:0, x2:0, y2:1,stop:0 #FEFEFE, stop:1 #E8E8E8); border: 1px solid #CCCCCC;}");

    QHBoxLayout *hbox = new QHBoxLayout();
    hbox->setMargin(0);
    hbox->setSpacing(6);
    
    iconLabel = new QLabel( this );
    iconLabel->setPixmap(QPixmap(":/images/user/friends24.png"));
    iconLabel->setMaximumSize( iconLabel->frameSize().height() + 24, 24 );
    hbox->addWidget(iconLabel);

    textLabel = new QLabel( tr("<strong>RetroShare instance</strong>"), widget );
    if (c && c->type() == 0) {
        //this is a GPG key
        textLabel->setText(tr("<strong>GPG Key</strong>"));
    }

    hbox->addWidget(textLabel);

    spacerItem = new QSpacerItem(40, 20, QSizePolicy::Expanding, QSizePolicy::Minimum);
    hbox->addItem(spacerItem);

    widget->setLayout( hbox );
    
    QWidgetAction *widgetAction = new QWidgetAction(this);
    widgetAction->setDefaultWidget(widget);

    contextMnu.addAction( widgetAction);
    contextMnu.addAction( chatAct);
    contextMnu.addAction( msgAct);
    contextMnu.addAction( configurefriendAct);
    //contextMnu.addAction( profileviewAct);
    contextMnu.addAction( recommendfriendAct);
    contextMnu.addAction( connectfriendAct);
    contextMnu.addAction(pastePersonAct);
    contextMnu.addAction( removefriendAct);
    //contextMnu.addAction( exportfriendAct);
    contextMnu.addSeparator();
    contextMnu.addAction( expandAll);
    contextMnu.addAction( collapseAll);

    contextMnu.exec(QCursor::pos());
}

// replaced by shortcut
//void PeersDialog::keyPressEvent(QKeyEvent *e)
//{
//	if(e->key() == Qt::Key_Delete)
//	{
//		removefriend() ;
//		e->accept() ;
//	}
//	else
//		MainPage::keyPressEvent(e) ;
//}

void PeersDialog::updateDisplay()
{
    insertPeers() ;
}

/* get the list of peers from the RsIface.  */
void  PeersDialog::insertPeers()
{
    #ifdef PEERS_DEBUG
    std::cerr << "PeersDialog::insertPeers() called." << std::endl;
    #endif

    std::list<std::string> gpgFriends;
    std::list<std::string>::iterator it;

    std::list<StatusInfo> statusInfo;
    rsStatus->getStatusList(statusInfo);

    if (!rsPeers) {
        /* not ready yet! */
        std::cerr << "PeersDialog::insertPeers() not ready yet : rsPeers unintialized."  << std::endl;
        return;
    }

    bool bHideUnconnected = ui.action_Hide_Offline_Friends->isChecked();

    std::list<std::string> privateChatIds;
    rsMsgs->getPrivateChatQueueIds(privateChatIds);

    rsPeers->getGPGAcceptedList(gpgFriends);

    //add own gpg id, if we have more than on location (ssl client)
    std::list<std::string> ownSslContacts;
    std::string ownId = rsPeers->getGPGOwnId();
    rsPeers->getSSLChildListOfGPGId(ownId, ownSslContacts);
    if (ownSslContacts.size() > 0) {
        gpgFriends.push_back(ownId);
    }

    /* get a link to the table */
    QTreeWidget *peertreeWidget = ui.peertreeWidget;

    //remove items that are not friends anymore
    int itemCount = peertreeWidget->topLevelItemCount();
    int index = 0;
    while (index < itemCount) {
        std::string gpg_widget_id = (peertreeWidget->topLevelItem(index))->data(COLUMN_DATA, ROLE_ID).toString().toStdString();
        if (std::find(gpgFriends.begin(), gpgFriends.end(), gpg_widget_id) == gpgFriends.end()) {
            delete (peertreeWidget->takeTopLevelItem(index));
            // count again
            itemCount = peertreeWidget->topLevelItemCount();
        } else {
            index++;
        }
    }

    //add the gpg friends
    for(it = gpgFriends.begin(); it != gpgFriends.end(); it++) {
        #ifdef PEERS_DEBUG
        std::cerr << "PeersDialog::insertPeers() inserting gpg_id : " << *it << std::endl;
        #endif

        /* make a widget per friend */
        QTreeWidgetItem *gpg_item = NULL;
        QTreeWidgetItem *gpg_item_loop = NULL;
        QString gpgid = QString::fromStdString(*it);
        itemCount = peertreeWidget->topLevelItemCount();
        for (int nIndex = 0; nIndex < itemCount; nIndex++) {
            gpg_item_loop = peertreeWidget->topLevelItem(nIndex);
            if (gpg_item_loop->data(COLUMN_DATA, ROLE_ID).toString() == gpgid) {
                gpg_item = gpg_item_loop;
                break;
            }
        }

        RsPeerDetails detail;
        if ((!rsPeers->getPeerDetails(*it, detail) || !detail.accept_connection)
            && detail.gpg_id != ownId) {
            //don't accept anymore connection, remove from the view
            if (gpg_item) {
                delete (peertreeWidget->takeTopLevelItem(peertreeWidget->indexOfTopLevelItem(gpg_item)));
            }
            continue;
        }

        if (gpg_item == NULL) {
            gpg_item = new MyPeerTreeWidgetItem(peertreeWidget, 0); //set type to 0 for custom popup menu

            /* Add gpg item to the list. Add here, because for setHidden the item must be added */
            peertreeWidget->addTopLevelItem(gpg_item);

            gpg_item->setChildIndicatorPolicy(QTreeWidgetItem::DontShowIndicatorWhenChildless);
        }

        gpg_item -> setText(COLUMN_NAME, QString::fromStdString(detail.name));
        gpg_item -> setSizeHint(COLUMN_NAME,  QSize( 26,26 ) );

        gpg_item -> setTextAlignment(COLUMN_NAME, Qt::AlignLeft | Qt::AlignVCenter );

        /* not displayed, used to find back the item */
        gpg_item -> setData(COLUMN_DATA, ROLE_ID, QString::fromStdString(detail.id));

        //remove items that are not friends anymore
        int childCount = gpg_item->childCount();
        int childIndex = 0;
        while (childIndex < childCount) {
            std::string ssl_id = gpg_item->child(childIndex)->data(COLUMN_DATA, ROLE_ID).toString().toStdString();
            if (!rsPeers->isFriend(ssl_id)) {
                delete (gpg_item->takeChild(childIndex));
                // count again
                childCount = gpg_item->childCount();
            } else {
                childIndex++;
            }
        }

        //update the childs (ssl certs)
        bool gpg_connected = false;
        bool gpg_online = false;
        bool gpg_hasPrivateChat = false;
        std::list<std::string> sslContacts;

        rsPeers->getSSLChildListOfGPGId(detail.gpg_id, sslContacts);
        for(std::list<std::string>::iterator sslIt = sslContacts.begin(); sslIt != sslContacts.end(); sslIt++) {
            QTreeWidgetItem *sslItem = NULL;

            //find the corresponding sslItem child item of the gpg item
            bool newChild = true;
            childCount = gpg_item->childCount();
            for (int childIndex = 0; childIndex < childCount; childIndex++) {
                if (gpg_item->child(childIndex)->data(COLUMN_DATA, ROLE_ID).toString().toStdString() == *sslIt) {
                    sslItem = gpg_item->child(childIndex);
                    newChild = false;
                    break;
                }
            }

            RsPeerDetails sslDetail;
            if (!rsPeers->getPeerDetails(*sslIt, sslDetail) || !rsPeers->isFriend(*sslIt)) {
                #ifdef PEERS_DEBUG
                std::cerr << "Removing widget from the view : id : " << *sslIt << std::endl;
                #endif
                //child has disappeared, remove it from the gpg_item
                if (sslItem) {
                    gpg_item->removeChild(sslItem);
                }
                continue;
            }

            if (newChild) {
                sslItem = new MyPeerTreeWidgetItem(peertreeWidget, 1); //set type to 1 for custom popup menu

                #ifdef PEERS_DEBUG
                std::cerr << "PeersDialog::insertPeers() inserting sslItem." << std::endl;
                #endif

                /* Add ssl child to the list. Add here, because for setHidden the item must be added */
                gpg_item->addChild(sslItem);
//                gpg_item->setExpanded(true);
            }

            /* not displayed, used to find back the item */
            sslItem -> setData(COLUMN_DATA, ROLE_ID, QString::fromStdString(sslDetail.id));

            QString sText;
            std::string customStateString;
            if (sslDetail.state & RS_PEER_STATE_CONNECTED) {
                customStateString = rsMsgs->getCustomStateString(sslDetail.id);
            }
            sText = tr("location : ") + QString::fromStdString(sslDetail.location);
            if (customStateString.empty() == false) {
                sText += tr(" - ") + QString::fromStdString(customStateString);
            }
            sslItem -> setText( COLUMN_NAME, sText);
            sslItem -> setToolTip( COLUMN_NAME, sText);

            /* not displayed, used to find back the item */
            sslItem -> setText(COLUMN_STATE, QString::fromStdString(sslDetail.autoconnect));
            // sort location
            sslItem -> setData(COLUMN_STATE, ROLE_SORT, sText);

            /* change color and icon */
            QIcon sslIcon;
            QFont sslFont;
            QColor sslColor;
            if (sslDetail.state & RS_PEER_STATE_CONNECTED) {
                sslItem->setHidden(false);
                gpg_connected = true;

                sslIcon = QIcon(":/images/connect_established.png");
                sslItem -> setIcon(COLUMN_STATE,(QIcon(":/images/encrypted32.png")));

                sslFont.setBold(true);
                sslColor = Qt::darkBlue;
            } else if (sslDetail.state & RS_PEER_STATE_ONLINE) {
                sslItem->setHidden(bHideUnconnected);
                gpg_online = true;

                sslFont.setBold(true);
                sslColor = Qt::black;
            } else {
                sslItem->setHidden(bHideUnconnected);
                if (sslDetail.autoconnect != "Offline") {
                    sslIcon = QIcon(":/images/connect_creating.png");
                } else {
                    sslIcon = QIcon(":/images/connect_no.png");
                }

                sslFont.setBold(false);
                sslColor = Qt::black;
            }

            if (std::find(privateChatIds.begin(), privateChatIds.end(), sslDetail.id) != privateChatIds.end()) {
                // private chat is available
                sslIcon = QIcon(":/images/chat.png");
                gpg_hasPrivateChat = true;
            }
            sslItem -> setIcon(COLUMN_NAME, sslIcon);

            for (int i = 0; i < COLUMN_COUNT; i++) {
                sslItem -> setTextColor(i, sslColor);
                sslItem -> setFont(i, sslFont);
            }
        }

        int i = 0;
        QIcon gpgIcon;
        if (gpg_connected) {
            gpg_item->setHidden(false);

            int bestPeerState = 0; // for gpg item
            std::string bestSslId; // for gpg item

            std::list<StatusInfo>::iterator it;
            for(it = statusInfo.begin(); it != statusInfo.end() ; it++) {


                // don't forget the kids
                std::list<std::string>::iterator cont_it;
                for (cont_it = sslContacts.begin(); cont_it != sslContacts.end(); cont_it++) {

                    if((it->id == *cont_it) && (rsPeers->isOnline(*cont_it))){

                        int peerState = 0;

                        std::string status;
                        rsStatus->getStatusString(it->status, status);
                        gpg_item -> setText(COLUMN_INFO, QString::fromStdString(status));

                        switch (it->status) {
                        case RS_STATUS_INACTIVE:
                            peerState = PEER_STATE_INACTIVE;
                            break;

                        case RS_STATUS_ONLINE:
                            peerState = PEER_STATE_ONLINE;
                            break;

                        case RS_STATUS_AWAY:
                            peerState = PEER_STATE_AWAY;
                            break;

                        case RS_STATUS_BUSY:
                            peerState = PEER_STATE_BUSY;
                            break;
                        }

                        /* find the best ssl contact for the gpg item */
                        if (bestPeerState == 0) {
                            /* first ssl contact */
                            bestPeerState = peerState;
                            bestSslId = *cont_it;
                        } else if (peerState < bestPeerState) {
                            /* higher state */
                            bestPeerState = peerState;
                            bestSslId = *cont_it;
                        } else if (peerState == bestPeerState) {
                            /* equal state ... use first */
                        }
                    }
                }
            }

            if (bestPeerState == 0) {
                // show as online
                bestPeerState = PEER_STATE_ONLINE;
            }

            QFont font;
            font.setBold(true);

            switch (bestPeerState) {
            case PEER_STATE_INACTIVE:
                gpgIcon = QIcon(IMAGE_INACTIVE);
                gpg_item -> setToolTip(COLUMN_NAME, tr("Peer Idle"));
                gpg_item -> setText(COLUMN_STATE, tr("Idle"));

                for(i = 0; i < COLUMN_COUNT; i++) {
                    gpg_item -> setTextColor(i,(Qt::gray));
                    gpg_item -> setFont(i,font);
                }
                break;

            case PEER_STATE_ONLINE:
                gpgIcon = QIcon(IMAGE_ONLINE);
                gpg_item -> setToolTip(COLUMN_NAME, tr("Peer Online"));
                gpg_item -> setText(COLUMN_STATE, tr("Online"));

                for(i = 0; i < COLUMN_COUNT; i++) {
                    gpg_item -> setTextColor(i,(Qt::darkBlue));
                    gpg_item -> setFont(i,font);
                }
                break;

            case PEER_STATE_AWAY:
                gpgIcon = QIcon(IMAGE_AWAY);
                gpg_item -> setToolTip(COLUMN_NAME, tr("Peer Away"));
                gpg_item -> setText(COLUMN_STATE, tr("Away"));

                for(i = 0; i < COLUMN_COUNT; i++) {
                    gpg_item -> setTextColor(i,(Qt::gray));
                    gpg_item -> setFont(i,font);
                }
                break;

            case PEER_STATE_BUSY:
                gpgIcon = QIcon(IMAGE_BUSY);
                gpg_item -> setToolTip(COLUMN_NAME, tr("Peer Busy"));
                gpg_item -> setText(COLUMN_STATE, tr("Busy"));

                for(i = 0; i < COLUMN_COUNT; i++) {
                    gpg_item -> setTextColor(i,(Qt::gray));
                    gpg_item -> setFont(i,font);
                }
                break;
            }

            gpg_item -> setData(COLUMN_STATE, ROLE_SORT, BuildStateSortString(true, gpg_item->text(COLUMN_NAME), PEER_STATE_INACTIVE));
        } else if (gpg_online) {
            gpg_item->setHidden(bHideUnconnected);
            gpgIcon = QIcon(IMAGE_AVAILABLE);
            gpg_item -> setText(COLUMN_STATE, tr("Available"));
            gpg_item -> setData(COLUMN_STATE, ROLE_SORT, BuildStateSortString(true, gpg_item->text(COLUMN_NAME), PEER_STATE_AVAILABLE));
            QFont font;
            font.setBold(true);
            for(i = 0; i < COLUMN_COUNT; i++) {
                gpg_item -> setTextColor(i,(Qt::black));
                gpg_item -> setFont(i,font);
            }
        } else {
            gpg_item->setHidden(bHideUnconnected);
            gpgIcon = QIcon(IMAGE_OFFLINE);
            gpg_item -> setText(COLUMN_STATE, tr("Offline"));
            gpg_item -> setData(COLUMN_STATE, ROLE_SORT, BuildStateSortString(true, gpg_item->text(COLUMN_NAME), PEER_STATE_OFFLINE));
            QFont font;
            font.setBold(false);
            for(i = 0; i < COLUMN_COUNT; i++) {
                gpg_item -> setTextColor(i,(Qt::black));
                gpg_item -> setFont(i,font);
            }
        }

        if (gpg_hasPrivateChat) {
            gpgIcon = QIcon(":/images/chat.png");
        }

        gpg_item -> setIcon(COLUMN_NAME, gpgIcon);
    }

    QTreeWidgetItem *c = getCurrentPeer();
    if (c && c->isHidden()) {
        // active item is hidden, deselect it
        ui.peertreeWidget->setCurrentItem(NULL);
    }
}

/* Utility Fns */
std::string getPeerRsCertId(QTreeWidgetItem *i)
{
    std::string id = i -> data(COLUMN_DATA, ROLE_ID).toString().toStdString();
    return id;
}

/** Open a QFileDialog to browse for export a file. */
void PeersDialog::exportfriend()
{
        QTreeWidgetItem *c = getCurrentPeer();

#ifdef PEERS_DEBUG
        std::cerr << "PeersDialog::exportfriend()" << std::endl;
#endif
	if (!c)
	{
#ifdef PEERS_DEBUG
                std::cerr << "PeersDialog::exportfriend() None Selected -- sorry" << std::endl;
#endif
		return;
	}

	std::string id = getPeerRsCertId(c);
	QString fileName = QFileDialog::getSaveFileName(this, tr("Save Certificate"), "",
	                                                     tr("Certificates (*.pqi)"));

	std::string file = fileName.toStdString();
	if (file != "")
	{
#ifdef PEERS_DEBUG
                std::cerr << "PeersDialog::exportfriend() Saving to: " << file << std::endl;
#endif
		if (rsPeers)
		{
                        rsPeers->saveCertificateToFile(id, file);
		}
	}

}

void PeersDialog::chatfriendproxy()
{
    chatfriend(getCurrentPeer());
}

void PeersDialog::chatfriend(QTreeWidgetItem *pPeer)
{
    if (pPeer == NULL) {
        return;
    }

    std::string id = pPeer->data(COLUMN_DATA, ROLE_ID).toString().toStdString();
    PopupChatDialog::chatFriend(id);
}

void PeersDialog::msgfriend()
{
    QTreeWidgetItem *peer = getCurrentPeer();

    if (!peer)
        return;

    std::string id = peer->data(COLUMN_DATA, ROLE_ID).toString().toStdString();
    MessageComposer::msgFriend(id);
}

void PeersDialog::recommendfriend()
{
    QTreeWidgetItem *peer = getCurrentPeer();

    if (!peer)
        return;

    std::list <std::string> ids;
    ids.push_back(peer->data(COLUMN_DATA, ROLE_ID).toString().toStdString());
    MessageComposer::recommendFriend(ids);
}

void PeersDialog::pastePerson()
{
    RSLinkClipboard::process(RetroShareLink::TYPE_PERSON, RSLINK_PROCESS_NOTIFY_ERROR);
}

QTreeWidgetItem *PeersDialog::getCurrentPeer()
{
	/* get the current, and extract the Id */

	/* get a link to the table */
        QTreeWidget *peerWidget = ui.peertreeWidget;
        QTreeWidgetItem *item = peerWidget -> currentItem();
        if (!item)
        {
#ifdef PEERS_DEBUG
		std::cerr << "Invalid Current Item" << std::endl;
#endif
		return NULL;
	}

#ifdef PEERS_DEBUG
	/* Display the columns of this item. */
	std::ostringstream out;
        out << "CurrentPeerItem: " << std::endl;

        for(int i = 1; i < COLUMN_COUNT; i++)
	{
		QString txt = item -> text(i);
		out << "\t" << i << ":" << txt.toStdString() << std::endl;
	}
	std::cerr << out.str();
#endif
	return item;
}

/* So from the Peers Dialog we can call the following control Functions:
 * (1) Remove Current.              FriendRemove(id)
 * (2) Allow/DisAllow.              FriendStatus(id, accept)
 * (2) Connect.                     FriendConnectAttempt(id, accept)
 * (3) Set Address.                 FriendSetAddress(id, str, port)
 * (4) Set Trust.                   FriendTrustSignature(id, bool)
 * (5) Configure (GUI Only) -> 3/4
 *
 * All of these rely on the finding of the current Id.
 */


void PeersDialog::removefriend()
{
        QTreeWidgetItem *c = getCurrentPeer();
#ifdef PEERS_DEBUG
        std::cerr << "PeersDialog::removefriend()" << std::endl;
#endif
	if (!c)
	{
#ifdef PEERS_DEBUG
        	std::cerr << "PeersDialog::removefriend() None Selected -- sorry" << std::endl;
#endif
		return;
	}

	if (rsPeers)
	{
		if ((QMessageBox::question(this, tr("RetroShare"),tr("Do you want to remove this Friend?"),QMessageBox::Yes|QMessageBox::No, QMessageBox::Yes))== QMessageBox::Yes)
		{
      rsPeers->removeFriend(getPeerRsCertId(c));
      emit friendsUpdated() ;
		}
		else
		return;
	}
}

void PeersDialog::connectfriend()
{
    QTreeWidgetItem *c = getCurrentPeer();
#ifdef PEERS_DEBUG
    std::cerr << "PeersDialog::connectfriend()" << std::endl;
#endif
    if (!c)
    {
#ifdef PEERS_DEBUG
        std::cerr << "PeersDialog::connectfriend() Noone Selected -- sorry" << std::endl;
#endif
        return;
    }

    if (rsPeers)
    {
        if (c->type() == 0) {
            int childCount = c->childCount();
            for (int childIndex = 0; childIndex < childCount; childIndex++) {
                QTreeWidgetItem *item = c->child(childIndex);
                if (item->type() == 1) {
                    rsPeers->connectAttempt(getPeerRsCertId(item));
                    item->setIcon(COLUMN_NAME,(QIcon(IMAGE_CONNECT2)));
                }
            }
        } else {
            //this is a SSL key
            rsPeers->connectAttempt(getPeerRsCertId(c));
            c->setIcon(COLUMN_NAME,(QIcon(IMAGE_CONNECT2)));
        }
    }
}

/* GUI stuff -> don't do anything directly with Control */
void PeersDialog::configurefriend()
{
	ConfCertDialog::show(getPeerRsCertId(getCurrentPeer()));
}

void PeersDialog::resetStatusBar() 
{
        #ifdef PEERS_DEBUG
	std::cerr << "PeersDialog: reseting status bar." << std::endl ;
        #endif

	ui.statusStringLabel->setText(QString("")) ;
}

void PeersDialog::updateStatusTyping()
{
    if(time(NULL) - last_status_send_time > 5)	// limit 'peer is typing' packets to at most every 10 sec
    {
#ifdef PEERS_DEBUG
        std::cerr << "PeersDialog: sending group chat typing info." << std::endl ;
#endif

#ifdef ONLY_FOR_LINGUIST
        tr("is typing...");
#endif

        rsMsgs->sendGroupChatStatusString("is typing...");
        last_status_send_time = time(NULL) ;
    }
}

// Called by libretroshare through notifyQt to display the peer's status
//
void PeersDialog::updateStatusString(const QString& peer_id, const QString& status_string)
{
#ifdef PEERS_DEBUG
    std::cerr << "PeersDialog: received group chat typing info. updating gui." << std::endl ;
#endif

    QString status = QString::fromStdString(rsPeers->getPeerName(peer_id.toStdString())) + " " + tr(status_string.toAscii());
    ui.statusStringLabel->setText(status) ; // displays info for 5 secs.

    QTimer::singleShot(5000,this,SLOT(resetStatusBar())) ;
}

void PeersDialog::updatePeersAvatar(const QString& peer_id)
{
#ifdef PEERS_DEBUG
    std::cerr << "PeersDialog: Got notified of new avatar for peer " << peer_id.toStdString() << std::endl ;
#endif

    PopupChatDialog *pcd = PopupChatDialog::getPrivateChat(peer_id.toStdString(), 0);
    if (pcd) {
        pcd->updatePeerAvatar(peer_id.toStdString());
    }
}

void PeersDialog::updatePeerStatusString(const QString& peer_id,const QString& status_string,bool is_private_chat)
{
    if(is_private_chat)
    {
        PopupChatDialog *pcd = PopupChatDialog::getPrivateChat(peer_id.toStdString(), 0);
        if (pcd) {
            pcd->updateStatusString(peer_id, status_string);
        }
    }
    else
    {
#ifdef PEERS_DEBUG
        std::cerr << "Updating public chat msg from peer " << rsPeers->getPeerName(peer_id.toStdString()) << ": " << status_string.toStdString() << std::endl ;
#endif

        updateStatusString(peer_id, status_string);
    }
}

void PeersDialog::publicChatChanged(int type)
{
    if (type == NOTIFY_TYPE_ADD) {
        insertChat();
    }
}

void PeersDialog::addChatMsg(bool incoming, bool history, QString &name, QDateTime &sendTime, QString &message)
{
    unsigned int formatFlag = CHAT_FORMATMSG_EMBED_LINKS;

    // embed smileys ?
    if (Settings->valueFromGroup(QString("Chat"), QString::fromUtf8("Emoteicons_GroupChat"), true).toBool()) {
        formatFlag |= CHAT_FORMATMSG_EMBED_SMILEYS;
    }

    ChatStyle::enumFormatMessage type;
    if (incoming) {
        if (history) {
            type = ChatStyle::FORMATMSG_HINCOMING;
        } else {
            type = ChatStyle::FORMATMSG_INCOMING;
        }
    } else {
        if (history) {
            type = ChatStyle::FORMATMSG_HOUTGOING;
        } else {
            type = ChatStyle::FORMATMSG_OUTGOING;
        }
    }
    QString formatMsg = style.formatMessage(type, name, sendTime, message, formatFlag);

    ui.msgText->append(formatMsg);
}

void PeersDialog::insertChat()
{
    std::list<ChatInfo> newchat;
    if (!rsMsgs->getPublicChatQueue(newchat))
    {
#ifdef PEERS_DEBUG
        std::cerr << "no chat available." << std::endl ;
#endif
        return;
    }
#ifdef PEERS_DEBUG
    std::cerr << "got new chat." << std::endl;
#endif
    std::list<ChatInfo>::iterator it;

    /* add in lines at the bottom */
    for(it = newchat.begin(); it != newchat.end(); it++)
    {
        /* are they private? */
        if (it->chatflags & RS_CHAT_PRIVATE)
        {
            /* this should not happen */
            continue;
        }

        QDateTime sendTime = QDateTime::fromTime_t(it->sendTime);
        QString name = QString::fromStdString(rsPeers->getPeerName(it->rsid));
        QString msg = QString::fromStdWString(it->msg);

#ifdef PEERS_DEBUG
        std::cerr << "PeersDialog::insertChat(): " << msg << std::endl;
#endif

        bool incoming = false;

        // notify with a systray icon msg
        if(it->rsid != rsPeers->getOwnId())
        {
            incoming = true;

            // This is a trick to translate HTML into text.
            QTextEdit editor;
            editor.setHtml(msg);
            QString notifyMsg = name + ": " + editor.toPlainText();

            if(notifyMsg.length() > 30)
                emit notifyGroupChat(QString("New group chat"), notifyMsg.left(30) + QString("..."));
            else
                emit notifyGroupChat(QString("New group chat"), notifyMsg);
        }

        historyKeeper.addMessage(incoming, it->rsid, name, sendTime, msg);
        addChatMsg(incoming, false, name, sendTime, msg);
    }
}

bool PeersDialog::eventFilter(QObject *obj, QEvent *event)
{
    if (obj == ui.lineEdit) {
        if (event->type() == QEvent::KeyPress) {
            updateStatusTyping() ;

            QKeyEvent *keyEvent = static_cast<QKeyEvent*>(event);
            if (keyEvent && (keyEvent->key() == Qt::Key_Enter || keyEvent->key() == Qt::Key_Return)) {
                // Enter pressed
                if (Settings->getChatSendMessageWithCtrlReturn()) {
                    if (keyEvent->modifiers() & Qt::ControlModifier) {
                        // send message with Ctrl+Enter
                        sendMsg();
                        return true; // eat event
                    }
                } else {
                    if (keyEvent->modifiers() & Qt::ControlModifier) {
                        // insert return
                        ui.lineEdit->textCursor().insertText("\n");
                    } else {
                        // send message with Enter
                        sendMsg();
                    }
                    return true; // eat event
                }
            }
        }
    }
    // pass the event on to the parent class
    return RsAutoUpdatePage::eventFilter(obj, event);
}

void PeersDialog::sendMsg()
{
    QTextEdit *lineWidget = ui.lineEdit;

    if (lineWidget->toPlainText().isEmpty()) {
        // nothing to send
        return;
    }

    std::wstring message = lineWidget->toHtml().toStdWString();

#ifdef PEERS_DEBUG
    std::string msg(ci.msg.begin(), ci.msg.end());
    std::cerr << "PeersDialog::sendMsg(): " << msg << std::endl;
#endif

    rsMsgs->sendPublicChat(message);
    ui.lineEdit->clear();
    setFont();

    /* redraw send list */
    insertSendList();
}

void  PeersDialog::insertSendList()
{
#ifdef false
	std::list<std::string> peers;
	std::list<std::string>::iterator it;

	if (!rsPeers)
	{
		/* not ready yet! */
		return;
	}

	rsPeers->getOnlineList(peers);

        /* get a link to the table */
        //QTreeWidget *sendWidget = ui.msgSendList;
	QList<QTreeWidgetItem *> items;

	for(it = peers.begin(); it != peers.end(); it++)
	{

		RsPeerDetails details;
		if (!rsPeers->getPeerDetails(*it, details))
		{
			continue; /* BAD */
		}

		/* make a widget per friend */
           	QTreeWidgetItem *item = new QTreeWidgetItem((QTreeWidget*)0);

		/* add all the labels */
		/* (0) Person */
		item -> setText(0, QString::fromStdString(details.name));

		item -> setFlags(Qt::ItemIsUserCheckable | Qt::ItemIsEnabled);
		//item -> setFlags(Qt::ItemIsUserCheckable);

		item -> setCheckState(0, Qt::Checked);

		if (rsicontrol->IsInChat(*it))
		{
			item -> setCheckState(0, Qt::Checked);
		}
		else
		{
			item -> setCheckState(0, Qt::Unchecked);
		}

		/* disable for the moment */
		item -> setFlags(Qt::ItemIsUserCheckable);
		item -> setCheckState(0, Qt::Checked);

		/* add to the list */
		items.append(item);
	}

        /* remove old items */
	//sendWidget->clear();
	//sendWidget->setColumnCount(1);

	/* add the items in! */
	//sendWidget->insertTopLevelItems(0, items);

	//sendWidget->update(); /* update display */
#endif
}


/* to toggle the state */


void PeersDialog::toggleSendItem( QTreeWidgetItem *item, int col )
{
        #ifdef PEERS_DEBUG
	std::cerr << "ToggleSendItem()" << std::endl;
        #endif

	/* extract id */
	std::string id = (item -> text(4)).toStdString();

	/* get state */
	bool inChat = (Qt::Checked == item -> checkState(0)); /* alway column 0 */

	/* call control fns */

	rsicontrol -> SetInChat(id, inChat);
	return;
}

//============================================================================

void PeersDialog::setColor()
{

    	bool ok;
 	QRgb color = QColorDialog::getRgba(ui.lineEdit->textColor().rgba(), &ok, this);
 	if (ok) {
 	        _currentColor = QColor(color);
 	        QPixmap pxm(16,16);
	        pxm.fill(_currentColor);
	        ui.colorChatButton->setIcon(pxm);
 	}
	setFont();
}

void PeersDialog::getFont()
{
    bool ok;
    mCurrentFont = QFontDialog::getFont(&ok, mCurrentFont, this);
    setFont();
}

void PeersDialog::setFont()
{
  mCurrentFont.setBold(ui.textboldChatButton->isChecked());
  mCurrentFont.setUnderline(ui.textunderlineChatButton->isChecked());
  mCurrentFont.setItalic(ui.textitalicChatButton->isChecked());
  ui.lineEdit->setFont(mCurrentFont);
  ui.lineEdit->setTextColor(_currentColor);
  Settings->setChatScreenFont(mCurrentFont.toString());

  ui.lineEdit->setFocus();

}

void PeersDialog::underline()
{
 	        _underline = !_underline;
 	        ui.lineEdit->setFontUnderline(_underline);
}


// Update Chat Info information
void PeersDialog::setChatInfo(QString info, QColor color)
{
  static unsigned int nbLines = 0;
  ++nbLines;
  // Check log size, clear it if too big
  if(nbLines > 200) {
    ui.msgText->clear();
    nbLines = 1;
  }
  ui.msgText->append(QString::fromUtf8("<font color='grey'>")+ QTime::currentTime().toString(QString::fromUtf8("hh:mm:ss")) + QString::fromUtf8("</font> - <font color='") + color.name() +QString::fromUtf8("'><i>") + info + QString::fromUtf8("</i></font>"));
}

void PeersDialog::on_actionClearChat_triggered()
{
    ui.msgText->clear();
}

void PeersDialog::displayInfoChatMenu(const QPoint& pos)
{
  // Log Menu
  QMenu myChatMenu(this);
  myChatMenu.addAction(ui.actionClearChat);
  // XXX: Why mapToGlobal() is not enough?
  myChatMenu.exec(mapToGlobal(pos)+QPoint(0,80));
}

void PeersDialog::smileyWidgetgroupchat()
{
    style.showSmileyWidget(this, ui.emoticonBtn, SLOT(addSmileys()));
}

void PeersDialog::addSmileys()
{
    ui.lineEdit->textCursor().insertText(qobject_cast<QPushButton*>(sender())->toolTip().split("|").first());
}

/* GUI stuff -> don't do anything directly with Control */
void PeersDialog::viewprofile()
{
	/* display Dialog */

	QTreeWidgetItem *c = getCurrentPeer();


	static ProfileView *profileview = new ProfileView();


	if (!c)
		return;

	/* set the Id */
	std::string id = getPeerRsCertId(c);

	profileview -> setPeerId(id);
	profileview -> show();
}

void PeersDialog::updateAvatar()
{
	unsigned char *data = NULL;
	int size = 0 ;

	rsMsgs->getOwnAvatarData(data,size); 

        #ifdef PEERS_DEBUG
	std::cerr << "Image size = " << size << std::endl ;
        #endif

	if(size == 0)
	   std::cerr << "Got no image" << std::endl ;

	// set the image
	QPixmap pix ;
	pix.loadFromData(data,size,"PNG") ;
	ui.avatartoolButton->setIcon(pix); // writes image into ba in PNG format

        PopupChatDialog::updateAllAvatars();

	delete[] data ;
}

void PeersDialog::getAvatar()
{
	QString fileName = QFileDialog::getOpenFileName(this, "Load File", QDir::homePath(), "Pictures (*.png *.xpm *.jpg *.tiff *.gif)");
	if(!fileName.isEmpty())
	{
		QPixmap picture;
		picture = QPixmap(fileName).scaled(96,96, Qt::IgnoreAspectRatio,Qt::SmoothTransformation);

                #ifdef PEERS_DEBUG
		std::cerr << "Sending avatar image down the pipe" << std::endl ;
                #endif

		// send avatar down the pipe for other peers to get it.
		QByteArray ba;
		QBuffer buffer(&ba);
		buffer.open(QIODevice::WriteOnly);
		picture.save(&buffer, "PNG"); // writes image into ba in PNG format

                #ifdef PEERS_DEBUG
		std::cerr << "Image size = " << ba.size() << std::endl ;
                #endif

		rsMsgs->setOwnAvatarData((unsigned char *)(ba.data()),ba.size()) ;	// last char 0 included.

		// I suppressed this because it gets called already by rsMsgs->setOwnAvatarData() through a Qt notification signal
		//updateAvatar() ;
	}
}

void PeersDialog::changeAvatarClicked() 
{

	updateAvatar();
}

void PeersDialog::on_actionAdd_Friend_activated() 
{
    ConnectFriendWizard connectwiz (this);

    connectwiz.exec ();
}

void PeersDialog::on_actionCreate_New_Forum_activated()
{
    MainWindow::activatePage (MainWindow::Forums);

    CreateForum cf (this);
    cf.exec();
    
}

void PeersDialog::on_actionCreate_New_Channel_activated()
{
#ifndef RS_RELEASE_VERSION
    MainWindow::activatePage (MainWindow::Channels);

    CreateChannel cf (this);
    cf.setWindowTitle(tr("Create a new Channel"));
    cf.ui.labelicon->setPixmap(QPixmap(":/images/add_channel64.png"));
    QString titleStr("<span style=\"font-size:24pt; font-weight:500;"
                               "color:#32CD32;\">%1</span>");
    cf.ui.textlabelcreatforums->setText( titleStr.arg( tr("New Channel") ) ) ;
    cf.exec();
#endif
}


/** Loads own personal status */
void PeersDialog::loadmypersonalstatus()
{
    ui.mypersonalstatuslabel->setText(QString::fromStdString(rsMsgs->getCustomStateString()));
}

void PeersDialog::statusmessage()
{
    StatusMessage statusmsgdialog (this);
    statusmsgdialog.exec();
}

void PeersDialog::addExtraFile()
{
	// select a file
	QString qfile = QFileDialog::getOpenFileName(this, tr("Add Extra File"), "", "", 0,
				QFileDialog::DontResolveSymlinks);
	std::string filePath = qfile.toStdString();
	if (filePath != "")
	{
	    PeersDialog::addAttachment(filePath);
	}
}

void PeersDialog::addAttachment(std::string filePath) {
	    /* add a AttachFileItem to the attachment section */
            std::cerr << "PopupChatDialog::addExtraFile() hashing file." << std::endl;

	    /* add widget in for new destination */
	    AttachFileItem *file = new AttachFileItem(filePath);
	    //file->

	    ui.verticalLayout->addWidget(file, 1, 0);

	    //when the file is local or is finished hashing, call the fileHashingFinished method to send a chat message
	    if (file->getState() == AFI_STATE_LOCAL) {
		fileHashingFinished(file);
	    } else {
		QObject::connect(file,SIGNAL(fileFinished(AttachFileItem *)), SLOT(fileHashingFinished(AttachFileItem *))) ;
	    }
}

void PeersDialog::fileHashingFinished(AttachFileItem* file)
{
    std::cerr << "PeersDialog::fileHashingFinished() started." << std::endl;

    //check that the file is ok tos end
    if (file->getState() == AFI_STATE_ERROR) {
#ifdef PEERS_DEBUG
        std::cerr << "PopupChatDialog::fileHashingFinished error file is not hashed." << std::endl;
#endif
        return;
    }

    //convert fileSize from uint_64 to string for html link
    //	char fileSizeChar [100];
    //	sprintf(fileSizeChar, "%lld", file->FileSize());
    //	std::string fileSize = *(&fileSizeChar);

    std::string mesgString = RetroShareLink(QString::fromStdString(file->FileName()),
                                            file->FileSize(),
                                            QString::fromStdString(file->FileHash())).toHtml().toStdString() ;

    //	std::string mesgString = "<a href='retroshare://file|" + (file->FileName()) + "|" + fileSize + "|" + (file->FileHash()) + "'>"
    //	+ "retroshare://file|" + (file->FileName()) + "|" + fileSize +  "|" + (file->FileHash())  + "</a>";
#ifdef PEERS_DEBUG
    std::cerr << "PeersDialog::fileHashingFinished mesgString : " << mesgString << std::endl;
#endif

    rsMsgs->sendPublicChat(QString::fromStdString(mesgString).toStdWString());
    setFont();
}

void PeersDialog::anchorClicked (const QUrl& link ) 
{
    #ifdef PEERS_DEBUG
    std::cerr << "PeersDialog::anchorClicked link.scheme() : " << link.scheme().toStdString() << std::endl;
    #endif

    RetroShareLink::processUrl(link, NULL, RSLINK_PROCESS_NOTIFY_ALL);
}

void PeersDialog::dropEvent(QDropEvent *event)
{
	if (!(Qt::CopyAction & event->possibleActions()))
	{
                std::cerr << "PeersDialog::dropEvent() Rejecting uncopyable DropAction" << std::endl;

		/* can't do it */
		return;
	}

        std::cerr << "PeersDialog::dropEvent() Formats" << std::endl;
	QStringList formats = event->mimeData()->formats();
	QStringList::iterator it;
	for(it = formats.begin(); it != formats.end(); it++)
	{
                std::cerr << "Format: " << (*it).toStdString() << std::endl;
	}

	if (event->mimeData()->hasUrls())
	{
                std::cerr << "PeersDialog::dropEvent() Urls:" << std::endl;

		QList<QUrl> urls = event->mimeData()->urls();
		QList<QUrl>::iterator uit;
		for(uit = urls.begin(); uit != urls.end(); uit++)
		{
			std::string localpath = uit->toLocalFile().toStdString();
                        std::cerr << "Whole URL: " << uit->toString().toStdString() << std::endl;
                        std::cerr << "or As Local File: " << localpath << std::endl;

			if (localpath.size() > 0)
			{
				struct stat buf;
				//Check that the file does exist and is not a directory
				if ((-1 == stat(localpath.c_str(), &buf))) {
				    std::cerr << "PeersDialog::dropEvent() file does not exists."<< std::endl;
				    QMessageBox mb(tr("Drop file error."), tr("File not found or file name not accepted."),QMessageBox::Information,QMessageBox::Ok,0,0);
				    mb.setButtonText( QMessageBox::Ok, "OK" );
				    mb.exec();
				} else if (S_ISDIR(buf.st_mode)) {
				    std::cerr << "PeersDialog::dropEvent() directory not accepted."<< std::endl;
				    QMessageBox mb(tr("Drop file error."), tr("Directory can't be dropped, only files are accepted."),QMessageBox::Information,QMessageBox::Ok,0,0);
				    mb.setButtonText( QMessageBox::Ok, "OK" );
				    mb.exec();
				} else {
				    PeersDialog::addAttachment(localpath);
				}
			}
		}
	}

	event->setDropAction(Qt::CopyAction);
	event->accept();
}

void PeersDialog::dragEnterEvent(QDragEnterEvent *event)
{
	/* print out mimeType */
        std::cerr << "PeersDialog::dragEnterEvent() Formats" << std::endl;
	QStringList formats = event->mimeData()->formats();
	QStringList::iterator it;
	for(it = formats.begin(); it != formats.end(); it++)
	{
                std::cerr << "Format: " << (*it).toStdString() << std::endl;
	}

	if (event->mimeData()->hasUrls())
	{
                std::cerr << "PeersDialog::dragEnterEvent() Accepting Urls" << std::endl;
		event->acceptProposedAction();
	}
	else
	{
                std::cerr << "PeersDialog::dragEnterEvent() No Urls" << std::endl;
	}
}

bool PeersDialog::fileSave()
{
    if (fileName.isEmpty())
        return fileSaveAs();

    QFile file(fileName);
    if (!file.open(QFile::WriteOnly))
        return false;
    QTextStream ts(&file);
    ts.setCodec(QTextCodec::codecForName("UTF-8"));
    ts << ui.msgText->document()->toPlainText();
    ui.msgText->document()->setModified(false);
    return true;
}

bool PeersDialog::fileSaveAs()
{
    QString fn = QFileDialog::getSaveFileName(this, tr("Save as..."),
                                              QString(), tr("Text File (*.txt );;All Files (*)"));
    if (fn.isEmpty())
        return false;
    setCurrentFileName(fn);
    return fileSave();    
}

void PeersDialog::setCurrentFileName(const QString &fileName)
{
    this->fileName = fileName;
    ui.msgText->document()->setModified(false);

    setWindowModified(false);
}

////play sound when recv a message
void PeersDialog::playsound(){
    Settings->beginGroup("Sound");
        Settings->beginGroup("SoundFilePath");
            QString OnlineSound = Settings->value("NewChatMessage","").toString();
        Settings->endGroup();
        Settings->beginGroup("Enable");
             bool flag = Settings->value("NewChatMessage",false).toBool();
        Settings->endGroup();
    Settings->endGroup();
    if(!OnlineSound.isEmpty()&&flag)
        if(QSound::isAvailable())
            QSound::play(OnlineSound);
}

void PeersDialog::displayMenu()
{
    QMenu *displaymenu = new QMenu();

    displaymenu->addAction(ui.action_Hide_Offline_Friends);
    displaymenu->addAction(ui.action_Hide_Status_Column);

    ui.displayButton->setMenu(displaymenu);
}

void PeersDialog::statusColumn()
{
    /* Set header resize modes and initial section sizes */
    QHeaderView * peerheader = ui.peertreeWidget->header();

    if(ui.action_Hide_Status_Column->isChecked())
    {
        ui.peertreeWidget->setColumnHidden ( 1, true);
        peerheader->resizeSection ( 0, 200 );
    }    
    else
    {
        ui.peertreeWidget->setColumnHidden ( 1, false);
        peerheader->resizeSection ( 0, 200 );
    }
    
}

void PeersDialog::on_actionMessageHistory_triggered()
{
    ImHistoryBrowser imBrowser(false, historyKeeper, ui.lineEdit, this);
    imBrowser.exec();
}