/* * nheko Copyright (C) 2017 Konstantinos Sideris * * 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 3 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, see . */ #include #include #include #include #include "Avatar.h" #include "ChatPage.h" #include "Config.h" #include "timeline/TimelineItem.h" #include "timeline/widgets/AudioItem.h" #include "timeline/widgets/FileItem.h" #include "timeline/widgets/ImageItem.h" #include "timeline/widgets/VideoItem.h" constexpr const static char *CHECKMARK = "✓"; constexpr int MSG_RIGHT_MARGIN = 7; constexpr int MSG_PADDING = 20; void TimelineItem::init() { userAvatar_ = nullptr; timestamp_ = nullptr; userName_ = nullptr; body_ = nullptr; font_.setPixelSize(conf::fontSize); usernameFont_ = font_; usernameFont_.setWeight(60); QFontMetrics fm(font_); contextMenu_ = new QMenu(this); showReadReceipts_ = new QAction("Read receipts", this); markAsRead_ = new QAction("Mark as read", this); redactMsg_ = new QAction("Redact message", this); contextMenu_->addAction(showReadReceipts_); contextMenu_->addAction(markAsRead_); contextMenu_->addAction(redactMsg_); connect(showReadReceipts_, &QAction::triggered, this, [this]() { if (!event_id_.isEmpty()) ChatPage::instance()->showReadReceipts(event_id_); }); connect(redactMsg_, &QAction::triggered, this, [this]() { if (!event_id_.isEmpty()) http::client()->redactEvent(room_id_, event_id_); }); connect(markAsRead_, &QAction::triggered, this, [this]() { sendReadReceipt(); }); topLayout_ = new QHBoxLayout(this); mainLayout_ = new QVBoxLayout; messageLayout_ = new QHBoxLayout; messageLayout_->setContentsMargins(0, 0, MSG_RIGHT_MARGIN, 0); messageLayout_->setSpacing(MSG_PADDING); topLayout_->setContentsMargins( conf::timeline::msgLeftMargin, conf::timeline::msgTopMargin, 0, 0); topLayout_->setSpacing(0); topLayout_->addLayout(mainLayout_, 1); mainLayout_->setContentsMargins(conf::timeline::headerLeftMargin, 0, 0, 0); mainLayout_->setSpacing(0); QFont checkmarkFont; checkmarkFont.setPixelSize(conf::timeline::fonts::timestamp); // Setting fixed width for checkmark because systems may have a differing width for a // space and the Unicode checkmark. checkmark_ = new QLabel(this); checkmark_->setFont(checkmarkFont); checkmark_->setFixedWidth(QFontMetrics{checkmarkFont}.width(CHECKMARK)); } /* * For messages created locally. */ TimelineItem::TimelineItem(mtx::events::MessageType ty, const QString &userid, QString body, bool withSender, const QString &room_id, QWidget *parent) : QWidget(parent) , room_id_{room_id} { init(); auto displayName = Cache::displayName(room_id_, userid); auto timestamp = QDateTime::currentDateTime(); if (ty == mtx::events::MessageType::Emote) { body = QString("* %1 %2").arg(displayName).arg(body); descriptionMsg_ = {"", userid, body, utils::descriptiveTime(timestamp), timestamp}; } else { descriptionMsg_ = { "You: ", userid, body, utils::descriptiveTime(timestamp), timestamp}; } body = body.toHtmlEscaped(); body.replace(conf::strings::url_regex, conf::strings::url_html); body.replace("\n", "
"); generateTimestamp(timestamp); if (withSender) { generateBody(userid, displayName, body); setupAvatarLayout(displayName); messageLayout_->addLayout(headerLayout_, 1); AvatarProvider::resolve( room_id_, userid, this, [this](const QImage &img) { setUserAvatar(img); }); } else { generateBody(body); setupSimpleLayout(); messageLayout_->addWidget(body_, 1); } messageLayout_->addWidget(checkmark_); messageLayout_->addWidget(timestamp_); mainLayout_->addLayout(messageLayout_); } TimelineItem::TimelineItem(ImageItem *image, const QString &userid, bool withSender, const QString &room_id, QWidget *parent) : QWidget{parent} , room_id_{room_id} { init(); setupLocalWidgetLayout(image, userid, withSender); addSaveImageAction(image); } TimelineItem::TimelineItem(FileItem *file, const QString &userid, bool withSender, const QString &room_id, QWidget *parent) : QWidget{parent} , room_id_{room_id} { init(); setupLocalWidgetLayout(file, userid, withSender); } TimelineItem::TimelineItem(AudioItem *audio, const QString &userid, bool withSender, const QString &room_id, QWidget *parent) : QWidget{parent} , room_id_{room_id} { init(); setupLocalWidgetLayout(audio, userid, withSender); } TimelineItem::TimelineItem(VideoItem *video, const QString &userid, bool withSender, const QString &room_id, QWidget *parent) : QWidget{parent} , room_id_{room_id} { init(); setupLocalWidgetLayout(video, userid, withSender); } TimelineItem::TimelineItem(ImageItem *image, const mtx::events::RoomEvent &event, bool with_sender, const QString &room_id, QWidget *parent) : QWidget(parent) , room_id_{room_id} { setupWidgetLayout, ImageItem>( image, event, with_sender); addSaveImageAction(image); } TimelineItem::TimelineItem(StickerItem *image, const mtx::events::Sticker &event, bool with_sender, const QString &room_id, QWidget *parent) : QWidget(parent) , room_id_{room_id} { setupWidgetLayout(image, event, with_sender); addSaveImageAction(image); } TimelineItem::TimelineItem(FileItem *file, const mtx::events::RoomEvent &event, bool with_sender, const QString &room_id, QWidget *parent) : QWidget(parent) , room_id_{room_id} { setupWidgetLayout, FileItem>( file, event, with_sender); } TimelineItem::TimelineItem(AudioItem *audio, const mtx::events::RoomEvent &event, bool with_sender, const QString &room_id, QWidget *parent) : QWidget(parent) , room_id_{room_id} { setupWidgetLayout, AudioItem>( audio, event, with_sender); } TimelineItem::TimelineItem(VideoItem *video, const mtx::events::RoomEvent &event, bool with_sender, const QString &room_id, QWidget *parent) : QWidget(parent) , room_id_{room_id} { setupWidgetLayout, VideoItem>( video, event, with_sender); } /* * Used to display remote notice messages. */ TimelineItem::TimelineItem(const mtx::events::RoomEvent &event, bool with_sender, const QString &room_id, QWidget *parent) : QWidget(parent) , room_id_{room_id} { init(); event_id_ = QString::fromStdString(event.event_id); const auto sender = QString::fromStdString(event.sender); const auto timestamp = QDateTime::fromMSecsSinceEpoch(event.origin_server_ts); auto body = QString::fromStdString(event.content.body).trimmed().toHtmlEscaped(); descriptionMsg_ = {Cache::displayName(room_id_, sender), sender, " sent a notification", utils::descriptiveTime(timestamp), timestamp}; generateTimestamp(timestamp); body.replace(conf::strings::url_regex, conf::strings::url_html); body.replace("\n", "
"); body = "" + body + ""; if (with_sender) { auto displayName = Cache::displayName(room_id_, sender); generateBody(sender, displayName, body); setupAvatarLayout(displayName); messageLayout_->addLayout(headerLayout_, 1); AvatarProvider::resolve( room_id_, sender, this, [this](const QImage &img) { setUserAvatar(img); }); } else { generateBody(body); setupSimpleLayout(); messageLayout_->addWidget(body_, 1); } messageLayout_->addWidget(checkmark_); messageLayout_->addWidget(timestamp_); mainLayout_->addLayout(messageLayout_); } /* * Used to display remote emote messages. */ TimelineItem::TimelineItem(const mtx::events::RoomEvent &event, bool with_sender, const QString &room_id, QWidget *parent) : QWidget(parent) , room_id_{room_id} { init(); event_id_ = QString::fromStdString(event.event_id); const auto sender = QString::fromStdString(event.sender); auto body = QString::fromStdString(event.content.body).trimmed(); auto timestamp = QDateTime::fromMSecsSinceEpoch(event.origin_server_ts); auto displayName = Cache::displayName(room_id_, sender); auto emoteMsg = QString("* %1 %2").arg(displayName).arg(body); descriptionMsg_ = {"", sender, emoteMsg, utils::descriptiveTime(timestamp), timestamp}; generateTimestamp(timestamp); emoteMsg = emoteMsg.toHtmlEscaped(); emoteMsg.replace(conf::strings::url_regex, conf::strings::url_html); emoteMsg.replace("\n", "
"); if (with_sender) { generateBody(sender, displayName, emoteMsg); setupAvatarLayout(displayName); messageLayout_->addLayout(headerLayout_, 1); AvatarProvider::resolve( room_id_, sender, this, [this](const QImage &img) { setUserAvatar(img); }); } else { generateBody(emoteMsg); setupSimpleLayout(); messageLayout_->addWidget(body_, 1); } messageLayout_->addWidget(checkmark_); messageLayout_->addWidget(timestamp_); mainLayout_->addLayout(messageLayout_); } /* * Used to display remote text messages. */ TimelineItem::TimelineItem(const mtx::events::RoomEvent &event, bool with_sender, const QString &room_id, QWidget *parent) : QWidget(parent) , room_id_{room_id} { init(); event_id_ = QString::fromStdString(event.event_id); const auto sender = QString::fromStdString(event.sender); auto body = QString::fromStdString(event.content.body).trimmed(); auto timestamp = QDateTime::fromMSecsSinceEpoch(event.origin_server_ts); auto displayName = Cache::displayName(room_id_, sender); QSettings settings; descriptionMsg_ = {sender == settings.value("auth/user_id") ? "You" : displayName, sender, QString(": %1").arg(body), utils::descriptiveTime(timestamp), timestamp}; generateTimestamp(timestamp); body = body.toHtmlEscaped(); body.replace(conf::strings::url_regex, conf::strings::url_html); body.replace("\n", "
"); if (with_sender) { generateBody(sender, displayName, body); setupAvatarLayout(displayName); messageLayout_->addLayout(headerLayout_, 1); AvatarProvider::resolve( room_id_, sender, this, [this](const QImage &img) { setUserAvatar(img); }); } else { generateBody(body); setupSimpleLayout(); messageLayout_->addWidget(body_, 1); } messageLayout_->addWidget(checkmark_); messageLayout_->addWidget(timestamp_); mainLayout_->addLayout(messageLayout_); } void TimelineItem::markReceived() { checkmark_->setText(CHECKMARK); checkmark_->setAlignment(Qt::AlignTop); sendReadReceipt(); } // Only the body is displayed. void TimelineItem::generateBody(const QString &body) { if (body.isEmpty()) return; QString content("%1"); body_ = new TextLabel(content.arg(replaceEmoji(body)), this); body_->setFont(font_); body_->setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextBrowserInteraction); } // The username/timestamp is displayed along with the message body. void TimelineItem::generateBody(const QString &user_id, const QString &displayname, const QString &body) { auto sender = displayname; if (displayname.startsWith("@")) { // TODO: Fix this by using a UserId type. if (displayname.split(":")[0].split("@").size() > 1) sender = displayname.split(":")[0].split("@")[1]; } QFontMetrics fm(usernameFont_); userName_ = new QLabel(this); userName_->setFont(usernameFont_); userName_->setText(fm.elidedText(sender, Qt::ElideRight, 500)); userName_->setToolTip(user_id); userName_->setToolTipDuration(1500); userName_->setAttribute(Qt::WA_Hover); userName_->setAlignment(Qt::AlignLeft); userName_->setFixedWidth(QFontMetrics(userName_->font()).width(userName_->text())); auto filter = new UserProfileFilter(user_id, userName_); userName_->installEventFilter(filter); connect(filter, &UserProfileFilter::hoverOn, this, [this]() { QFont f = userName_->font(); f.setUnderline(true); userName_->setCursor(Qt::PointingHandCursor); userName_->setFont(f); }); connect(filter, &UserProfileFilter::hoverOff, this, [this]() { QFont f = userName_->font(); f.setUnderline(false); userName_->setCursor(Qt::ArrowCursor); userName_->setFont(f); }); generateBody(body); } void TimelineItem::generateTimestamp(const QDateTime &time) { QFont timestampFont; timestampFont.setPixelSize(conf::timeline::fonts::timestamp); QFontMetrics fm(timestampFont); int topMargin = QFontMetrics(font_).ascent() - fm.ascent(); timestamp_ = new QLabel(this); timestamp_->setAlignment(Qt::AlignTop); timestamp_->setFont(timestampFont); timestamp_->setText( QString(" %1 ").arg(time.toString("HH:mm"))); timestamp_->setContentsMargins(0, topMargin, 0, 0); timestamp_->setStyleSheet( QString("font-size: %1px;").arg(conf::timeline::fonts::timestamp)); } QString TimelineItem::replaceEmoji(const QString &body) { QString fmtBody = ""; QVector utf32_string = body.toUcs4(); for (auto &code : utf32_string) { // TODO: Be more precise here. if (code > 9000) fmtBody += QString("") .arg(conf::emojiSize) + QString::fromUcs4(&code, 1) + ""; else fmtBody += QString::fromUcs4(&code, 1); } return fmtBody; } void TimelineItem::setupAvatarLayout(const QString &userName) { topLayout_->setContentsMargins( conf::timeline::msgLeftMargin, conf::timeline::msgAvatarTopMargin, 0, 0); userAvatar_ = new Avatar(this); userAvatar_->setLetter(QChar(userName[0]).toUpper()); userAvatar_->setSize(conf::timeline::avatarSize); // TODO: The provided user name should be a UserId class if (userName[0] == '@' && userName.size() > 1) userAvatar_->setLetter(QChar(userName[1]).toUpper()); topLayout_->insertWidget(0, userAvatar_); topLayout_->setAlignment(userAvatar_, Qt::AlignTop); headerLayout_ = new QVBoxLayout; headerLayout_->setMargin(0); headerLayout_->setSpacing(conf::timeline::headerSpacing); if (userName_) headerLayout_->addWidget(userName_); if (body_) headerLayout_->addWidget(body_); } void TimelineItem::setupSimpleLayout() { topLayout_->setContentsMargins(conf::timeline::msgLeftMargin + conf::timeline::avatarSize + 2, conf::timeline::msgTopMargin, 0, 0); } void TimelineItem::setUserAvatar(const QImage &avatar) { if (userAvatar_ == nullptr) return; userAvatar_->setImage(avatar); } void TimelineItem::contextMenuEvent(QContextMenuEvent *event) { if (contextMenu_) contextMenu_->exec(event->globalPos()); } void TimelineItem::paintEvent(QPaintEvent *) { QStyleOption opt; opt.init(this); QPainter p(this); style()->drawPrimitive(QStyle::PE_Widget, &opt, &p, this); } void TimelineItem::addSaveImageAction(ImageItem *image) { if (contextMenu_) { auto saveImage = new QAction("Save image", this); contextMenu_->addAction(saveImage); connect(saveImage, &QAction::triggered, image, &ImageItem::saveAs); } } void TimelineItem::addAvatar() { if (userAvatar_) return; // TODO: should be replaced with the proper event struct. auto userid = descriptionMsg_.userid; auto displayName = Cache::displayName(room_id_, userid); QFontMetrics fm(usernameFont_); userName_ = new QLabel(this); userName_->setFont(usernameFont_); userName_->setText(fm.elidedText(displayName, Qt::ElideRight, 500)); QWidget *widget = nullptr; // Extract the widget before we delete its layout. if (widgetLayout_) widget = widgetLayout_->itemAt(0)->widget(); // Remove all items from the layout. QLayoutItem *item; while ((item = messageLayout_->takeAt(0)) != 0) delete item; setupAvatarLayout(displayName); // Restore widget's layout. if (widget) { widgetLayout_ = new QHBoxLayout(); widgetLayout_->setContentsMargins(0, 2, 0, 2); widgetLayout_->addWidget(widget); widgetLayout_->addStretch(1); headerLayout_->addLayout(widgetLayout_); } messageLayout_->addLayout(headerLayout_, 1); messageLayout_->addWidget(checkmark_); messageLayout_->addWidget(timestamp_); AvatarProvider::resolve( room_id_, userid, this, [this](const QImage &img) { setUserAvatar(img); }); }