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first implementation of image only download

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This commit is contained in:
Blue 2019-09-17 18:16:09 +03:00
parent 59f539c460
commit 94a3766aaf
10 changed files with 359 additions and 22 deletions
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1
core/CMakeLists.txt
View File

@ -16,6 +16,7 @@ set(squawkCORE_SRC
contact.cpp
conference.cpp
storage.cpp
networkaccess.cpp
)
# Tell CMake to create the helloworld executable

199
core/networkaccess.cpp Normal file
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@ -0,0 +1,199 @@
/*
* Squawk messenger.
* Copyright (C) 2019 Yury Gubich <blue@macaw.me>
*
* 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 <http://www.gnu.org/licenses/>.
*/
#include "networkaccess.h"
Core::NetworkAccess::NetworkAccess(QObject* parent):
QObject(parent),
running(false),
manager(),
files("files"),
downloads()
{
}
Core::NetworkAccess::~NetworkAccess()
{
}
void Core::NetworkAccess::fileLocalPathRequest(const QString& messageId, const QString& url)
{
std::map<QString, Download*>::iterator itr = downloads.find(url);
if (itr != downloads.end()) {
Download* dwn = itr->second;
std::set<QString>::const_iterator mItr = dwn->messages.find(messageId);
if (mItr == dwn->messages.end()) {
dwn->messages.insert(messageId);
}
emit downloadFileProgress(messageId, dwn->progress);
} else {
try {
QString path = files.getRecord(url);
QFileInfo info(path);
if (info.exists() && info.isFile()) {
emit fileLocalPathResponse(messageId, path);
} else {
files.removeRecord(url);
emit fileLocalPathResponse(messageId, "");
}
} catch (Archive::NotFound e) {
emit fileLocalPathResponse(messageId, "");
} catch (Archive::Unknown e) {
qDebug() << "Error requesting file path:" << e.what();
emit fileLocalPathResponse(messageId, "");
}
}
}
void Core::NetworkAccess::downladFileRequest(const QString& messageId, const QString& url)
{
std::map<QString, Download*>::iterator itr = downloads.find(url);
if (itr != downloads.end()) {
Download* dwn = itr->second;
std::set<QString>::const_iterator mItr = dwn->messages.find(messageId);
if (mItr == dwn->messages.end()) {
dwn->messages.insert(messageId);
}
emit downloadFileProgress(messageId, dwn->progress);
} else {
try {
QString path = files.getRecord(url);
QFileInfo info(path);
if (info.exists() && info.isFile()) {
emit fileLocalPathResponse(messageId, path);
} else {
files.removeRecord(url);
startDownload(messageId, url);
}
} catch (Archive::NotFound e) {
startDownload(messageId, url);
} catch (Archive::Unknown e) {
qDebug() << "Error requesting file path:" << e.what();
startDownload(messageId, url);
}
}
}
void Core::NetworkAccess::start()
{
if (!running) {
files.open();
running = true;
}
}
void Core::NetworkAccess::stop()
{
if (running) {
files.close();
running = false;
}
}
void Core::NetworkAccess::onDownloadProgress(qint64 bytesReceived, qint64 bytesTotal)
{
QNetworkReply* rpl = static_cast<QNetworkReply*>(sender());
QString url = rpl->url().toString();
std::map<QString, Download*>::const_iterator itr = downloads.find(url);
if (itr == downloads.end()) {
qDebug() << "an error downloading" << url << ": the request had some progress but seems like noone is waiting for it, skipping";
} else {
Download* dwn = itr->second;
for (std::set<QString>::const_iterator mItr = dwn->messages.begin(), end = dwn->messages.end(); mItr != end; ++mItr) {
emit downloadFileProgress(*mItr, bytesReceived/bytesTotal);
}
}
}
void Core::NetworkAccess::onRequestError(QNetworkReply::NetworkError code)
{
QNetworkReply* rpl = static_cast<QNetworkReply*>(sender());
QString url = rpl->url().toString();
std::map<QString, Download*>::const_iterator itr = downloads.find(url);
if (itr == downloads.end()) {
qDebug() << "an error downloading" << url << ": the request is reporting an error but seems like noone is waiting for it, skipping";
} else {
itr->second->success = false;
}
}
void Core::NetworkAccess::onRequestFinished()
{
QString path("");
QNetworkReply* rpl = static_cast<QNetworkReply*>(sender());
QString url = rpl->url().toString();
std::map<QString, Download*>::const_iterator itr = downloads.find(url);
if (itr == downloads.end()) {
qDebug() << "an error downloading" << url << ": the request is done but seems like noone is waiting for it, skipping";
} else {
Download* dwn = itr->second;
if (dwn->success) {
qDebug() << "download success for" << url;
QStringList hops = url.split("/");
QString fileName = hops.back();
QStringList parts = fileName.split(".");
path = QStandardPaths::writableLocation(QStandardPaths::DownloadLocation);
QString suffix("");
QString realName = parts.front();
for (QStringList::const_iterator sItr = (parts.begin()++), sEnd = parts.end(); sItr != sEnd; ++sItr) {
suffix += "." + (*sItr);
}
QString postfix("");
QFileInfo proposedName(path + realName + postfix + suffix);
int counter = 0;
while (proposedName.exists()) {
suffix = QString("(") + std::to_string(++counter).c_str() + ")";
proposedName = QFileInfo(path + realName + postfix + suffix);
}
path = proposedName.absoluteFilePath();
QFile file(path);
if (file.open(QIODevice::WriteOnly)) {
file.write(dwn->reply->readAll());
file.close();
files.addRecord(url, path);
qDebug() << "file" << path << "was successfully downloaded";
} else {
qDebug() << "couldn't save file" << path;
path = "";
}
}
for (std::set<QString>::const_iterator mItr = dwn->messages.begin(), end = dwn->messages.end(); mItr != end; ++mItr) {
emit fileLocalPathResponse(*mItr, path);
}
dwn->reply->deleteLater();
delete dwn;
downloads.erase(itr);
}
}
void Core::NetworkAccess::startDownload(const QString& messageId, const QString& url)
{
Download* dwn = new Download({{messageId}, 0, 0, true});
QNetworkRequest req(url);
dwn->reply = manager.get(req);
connect(dwn->reply, SIGNAL(downloadProgress(qint64, qint64)), SLOT(onDownloadProgress(qint64, qint64)));
connect(dwn->reply, SIGNAL(error(QNetworkReply::NetworkError)), SLOT(onRequestError(QNetworkReply::NetworkError)));
connect(dwn->reply, SIGNAL(finished()), SLOT(onRequestFinished()));
downloads.insert(std::make_pair(url, dwn));
emit downloadFileProgress(messageId, 0);
}

82
core/networkaccess.h Normal file
View File

@ -0,0 +1,82 @@
/*
* Squawk messenger.
* Copyright (C) 2019 Yury Gubich <blue@macaw.me>
*
* 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 <http://www.gnu.org/licenses/>.
*/
#ifndef CORE_NETWORKACCESS_H
#define CORE_NETWORKACCESS_H
#include <QObject>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QNetworkRequest>
#include <QFileInfo>
#include <QFile>
#include <QStandardPaths>
#include <set>
#include "storage.h"
namespace Core {
/**
* @todo write docs
*/
class NetworkAccess : public QObject
{
Q_OBJECT
struct Download;
public:
NetworkAccess(QObject* parent = nullptr);
virtual ~NetworkAccess();
void start();
void stop();
signals:
void fileLocalPathResponse(const QString& messageId, const QString& path);
void downloadFileProgress(const QString& messageId, qreal value);
public slots:
void fileLocalPathRequest(const QString& messageId, const QString& url);
void downladFileRequest(const QString& messageId, const QString& url);
private:
void startDownload(const QString& messageId, const QString& url);
private slots:
void onDownloadProgress(qint64 bytesReceived, qint64 bytesTotal);
void onRequestError(QNetworkReply::NetworkError code);
void onRequestFinished();
private:
bool running;
QNetworkAccessManager manager;
Storage files;
std::map<QString, Download*> downloads;
struct Download {
std::set<QString> messages;
qreal progress;
QNetworkReply* reply;
bool success;
};
};
}
#endif // CORE_NETWORKACCESS_H

24
core/squawk.cpp
View File

@ -26,9 +26,10 @@ Core::Squawk::Squawk(QObject* parent):
QObject(parent),
accounts(),
amap(),
files("files")
network()
{
connect(&network, SIGNAL(fileLocalPathResponse(const QString&, const QString&)), this, SIGNAL(fileLocalPathResponse(const QString&, const QString&)));
connect(&network, SIGNAL(downloadFileProgress(const QString&, qreal)), this, SIGNAL(downloadFileProgress(const QString&, qreal)));
}
Core::Squawk::~Squawk()
@ -43,7 +44,7 @@ Core::Squawk::~Squawk()
void Core::Squawk::stop()
{
qDebug("Stopping squawk core..");
files.close();
network.stop();
QSettings settings;
settings.beginGroup("core");
settings.beginWriteArray("accounts");
@ -83,7 +84,7 @@ void Core::Squawk::start()
}
settings.endArray();
settings.endGroup();
files.open();
network.start();
}
void Core::Squawk::newAccountRequest(const QMap<QString, QVariant>& map)
@ -489,13 +490,10 @@ void Core::Squawk::addRoomRequest(const QString& account, const QString& jid, co
void Core::Squawk::fileLocalPathRequest(const QString& messageId, const QString& url)
{
try {
QString path = files.getRecord(url);
emit fileLocalPathResponse(messageId, path);
} catch (Archive::NotFound e) {
emit fileLocalPathResponse(messageId, "");
} catch (Archive::Unknown e) {
qDebug() << "Error requesting file path:" << e.what();
emit fileLocalPathResponse(messageId, "");
}
network.fileLocalPathRequest(messageId, url);
}
void Core::Squawk::downloadFileRequest(const QString& messageId, const QString& url)
{
network.downladFileRequest(messageId, url);
}

8
core/squawk.h
View File

@ -19,7 +19,7 @@
#ifndef CORE_SQUAWK_H
#define CORE_SQUAWK_H
#include <QtCore/QObject>
#include <QObject>
#include <QString>
#include <QVariant>
#include <QMap>
@ -28,7 +28,7 @@
#include "account.h"
#include "../global.h"
#include "storage.h"
#include "networkaccess.h"
namespace Core
{
@ -63,6 +63,7 @@ signals:
void changeRoomParticipant(const QString& account, const QString& jid, const QString& name, const QMap<QString, QVariant>& data);
void removeRoomParticipant(const QString& account, const QString& jid, const QString& name);
void fileLocalPathResponse(const QString& messageId, const QString& path);
void downloadFileProgress(const QString& messageId, qreal value);
public slots:
void start();
@ -84,6 +85,7 @@ public slots:
void addRoomRequest(const QString& account, const QString& jid, const QString& nick, const QString& password, bool autoJoin);
void removeRoomRequest(const QString& account, const QString& jid);
void fileLocalPathRequest(const QString& messageId, const QString& url);
void downloadFileRequest(const QString& messageId, const QString& url);
private:
typedef std::deque<Account*> Accounts;
@ -92,7 +94,7 @@ private:
Accounts accounts;
AccountsMap amap;
Shared::Availability state;
Storage files;
NetworkAccess network;
private:
void addAccount(const QString& login, const QString& server, const QString& password, const QString& name, const QString& resource);

2
main.cpp
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@ -88,6 +88,7 @@ int main(int argc, char *argv[])
QObject::connect(&w, SIGNAL(addRoomRequest(const QString&, const QString&, const QString&, const QString&, bool)),
squawk, SLOT(addRoomRequest(const QString&, const QString&, const QString&, const QString&, bool)));
QObject::connect(&w, SIGNAL(fileLocalPathRequest(const QString&, const QString&)), squawk, SLOT(fileLocalPathRequest(const QString&, const QString&)));
QObject::connect(&w, SIGNAL(downloadFileRequest(const QString&, const QString&)), squawk, SLOT(downloadFileRequest(const QString&, const QString&)));
QObject::connect(squawk, SIGNAL(newAccount(const QMap<QString, QVariant>&)), &w, SLOT(newAccount(const QMap<QString, QVariant>&)));
QObject::connect(squawk, SIGNAL(addContact(const QString&, const QString&, const QString&, const QMap<QString, QVariant>&)),
@ -121,6 +122,7 @@ int main(int argc, char *argv[])
QObject::connect(squawk, SIGNAL(removeRoomParticipant(const QString&, const QString&, const QString&)),
&w, SLOT(removeRoomParticipant(const QString&, const QString&, const QString&)));
QObject::connect(squawk, SIGNAL(fileLocalPathResponse(const QString&, const QString&)), &w, SLOT(fileLocalPathResponse(const QString&, const QString&)));
QObject::connect(squawk, SIGNAL(downloadFileProgress(const QString&, qreal)), &w, SLOT(downloadFileProgress(const QString&, qreal)));
//qDebug() << QStandardPaths::writableLocation(QStandardPaths::CacheLocation);

34
ui/squawk.cpp
View File

@ -338,7 +338,35 @@ void Squawk::onConversationClosed(QObject* parent)
void Squawk::onConversationDownloadFile(const QString& messageId, const QString& url)
{
Conversation* conv = static_cast<Conversation*>(sender());
std::map<QString, std::set<Models::Roster::ElId>>::iterator itr = requestedFiles.find(messageId);
bool created = false;
if (itr == requestedFiles.end()) {
itr = requestedFiles.insert(std::make_pair(messageId, std::set<Models::Roster::ElId>())).first;
created = true;
}
itr->second.insert(Models::Roster::ElId(conv->getAccount(), conv->getJid()));
if (created) {
emit downloadFileRequest(messageId, url);
}
}
void Squawk::downloadFileProgress(const QString& messageId, qreal value)
{
std::map<QString, std::set<Models::Roster::ElId>>::const_iterator itr = requestedFiles.find(messageId);
if (itr == requestedFiles.end()) {
qDebug() << "downloadFileProgress in UI Squawk but there is nobody waiting for that id" << messageId << ", skipping";
return;
} else {
const std::set<Models::Roster::ElId>& convs = itr->second;
for (std::set<Models::Roster::ElId>::const_iterator cItr = convs.begin(), cEnd = convs.end(); cItr != cEnd; ++cItr) {
const Models::Roster::ElId& id = *cItr;
Conversations::const_iterator c = conversations.find(id);
if (c != conversations.end()) {
c->second->responseDownloadProgress(messageId, value);
}
}
}
}
void Squawk::fileLocalPathResponse(const QString& messageId, const QString& path)
@ -348,7 +376,8 @@ void Squawk::fileLocalPathResponse(const QString& messageId, const QString& path
qDebug() << "fileLocalPathResponse in UI Squawk but there is nobody waiting for that path, skipping";
return;
} else {
const std::set<Models::Roster::ElId>& convs = itr->second;
std::set<Models::Roster::ElId> convs = itr->second;
requestedFiles.erase(itr);
for (std::set<Models::Roster::ElId>::const_iterator cItr = convs.begin(), cEnd = convs.end(); cItr != cEnd; ++cItr) {
const Models::Roster::ElId& id = *cItr;
Conversations::const_iterator c = conversations.find(id);
@ -356,7 +385,6 @@ void Squawk::fileLocalPathResponse(const QString& messageId, const QString& path
c->second->responseLocalFile(messageId, path);
}
}
requestedFiles.erase(itr);
}
}

2
ui/squawk.h
View File

@ -67,6 +67,7 @@ signals:
void addRoomRequest(const QString& account, const QString& jid, const QString& nick, const QString& password, bool autoJoin);
void removeRoomRequest(const QString& account, const QString& jid);
void fileLocalPathRequest(const QString& messageId, const QString& url);
void downloadFileRequest(const QString& messageId, const QString& url);
public slots:
void newAccount(const QMap<QString, QVariant>& account);
@ -90,6 +91,7 @@ public slots:
void changeRoomParticipant(const QString& account, const QString& jid, const QString& name, const QMap<QString, QVariant>& data);
void removeRoomParticipant(const QString& account, const QString& jid, const QString& name);
void fileLocalPathResponse(const QString& messageId, const QString& path);
void downloadFileProgress(const QString& messageId, qreal value);
private:
typedef std::map<Models::Roster::ElId, Conversation*> Conversations;

28
ui/widgets/message.cpp
View File

@ -34,6 +34,7 @@ Message::Message(const Shared::Message& source, bool outgoing, const QString& p_
downloadButton(0),
file(0),
progress(0),
fileComment(0),
hasDownloadButton(false),
hasProgress(false),
hasFile(false)
@ -110,9 +111,15 @@ void Message::addDownloadDialog()
hasProgress = false;;
}
if (!hasDownloadButton) {
if (msg.getBody() == msg.getOutOfBandUrl()) {
text->setText("");
text->hide();
}
downloadButton = new QPushButton(QIcon::fromTheme("download"), "Download");
fileComment = new QLabel(sender->text() + " is offering you to download a file");
connect(downloadButton, SIGNAL(clicked()), this, SLOT(onDownload()));
bodyLayout->insertWidget(2, downloadButton);
bodyLayout->insertWidget(2, fileComment);
bodyLayout->insertWidget(3, downloadButton);
hasDownloadButton = true;
}
}
@ -131,10 +138,16 @@ void Message::setProgress(qreal value)
}
if (hasDownloadButton) {
downloadButton->deleteLater();
fileComment->deleteLater();
downloadButton = 0;
fileComment = 0;
hasDownloadButton = false;
}
if (!hasProgress) {
if (msg.getBody() == msg.getOutOfBandUrl()) {
text->setText("");
text->hide();
}
progress = new QLabel(std::to_string(value).c_str());
bodyLayout->insertWidget(2, progress);
hasProgress = true;
@ -145,16 +158,25 @@ void Message::showFile(const QString& path)
{
if (hasDownloadButton) {
downloadButton->deleteLater();
fileComment->deleteLater();
downloadButton = 0;
fileComment = 0;
hasDownloadButton = false;
}
if (hasProgress) {
progress->deleteLater();
progress = 0;
hasProgress = false;;
hasProgress = false;
}
if (!hasFile) {
file = new QLabel(path);
if (msg.getBody() == msg.getOutOfBandUrl()) {
text->setText("");
text->hide();
}
//file = new QLabel("<img src=\"" + path + "\">");
file = new QLabel();
file->setPixmap(QPixmap(path));
//file->setScaledContents(true);
bodyLayout->insertWidget(2, file);
hasFile = true;
}

1
ui/widgets/message.h
View File

@ -59,6 +59,7 @@ private:
QPushButton* downloadButton;
QLabel* file;
QLabel* progress;
QLabel* fileComment;
bool hasDownloadButton;
bool hasProgress;
bool hasFile;