////  Snapshot.cpp//  interface/src/ui////  Created by Stojce Slavkovski on 1/26/14.//  Copyright 2014 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// #include <QDateTime>#include <QDir>#include <QFile>#include <QFileInfo>#include <QImage>#include <QTemporaryFile>#include <QUrl> #include <AccountManager.h>#include <AddressManager.h>#include <avatar/AvatarManager.h>#include <avatar/MyAvatar.h>#include <FileUtils.h>#include <GLCanvas.h>#include <NodeList.h> #include "Application.h"#include "Snapshot.h" // filename format: hifi-snap-by-%username%-on-%date%_%time%_@-%location%.jpg// %1 <= username, %2 <= date and time, %3 <= current locationconst QString FILENAME_PATH_FORMAT = "hifi-snap-by-%1-on-%2.jpg"; const QString DATETIME_FORMAT = "yyyy-MM-dd_hh-mm-ss";const QString SNAPSHOTS_DIRECTORY = "Snapshots"; const QString URL = "highfidelity_url"; Setting::Handle<QString> Snapshot::snapshotsLocation("snapshotsLocation",    QStandardPaths::writableLocation(QStandardPaths::DesktopLocation)); SnapshotMetaData* Snapshot::parseSnapshotData(QString snapshotPath) {     if (!QFile(snapshotPath).exists()) {        return NULL;    }     QImage shot(snapshotPath);     // no location data stored    if (shot.text(URL).isEmpty()) {        return NULL;    }     // parsing URL    QUrl url = QUrl(shot.text(URL), QUrl::ParsingMode::StrictMode);     SnapshotMetaData* data = new SnapshotMetaData();    data->setURL(url);     return data;} QString Snapshot::saveSnapshot(QImage image) {     QFile* snapshotFile = savedFileForSnapshot(image, false);     // we don't need the snapshot file, so close it, grab its filename and delete it    snapshotFile->close();     QString snapshotPath = QFileInfo(*snapshotFile).absoluteFilePath();     delete snapshotFile;     return snapshotPath;} QTemporaryFile* Snapshot::saveTempSnapshot(QImage image) {    // return whatever we get back from saved file for snapshot    return static_cast<QTemporaryFile*>(savedFileForSnapshot(image, true));} QFile* Snapshot::savedFileForSnapshot(QImage & shot, bool isTemporary) {     // adding URL to snapshot    QUrl currentURL = DependencyManager::get<AddressManager>()->currentAddress();    shot.setText(URL, currentURL.toString());     QString username = AccountManager::getInstance().getAccountInfo().getUsername();    // normalize username, replace all non alphanumeric with '-'    username.replace(QRegExp("[^A-Za-z0-9_]"), "-");     QDateTime now = QDateTime::currentDateTime();     QString filename = FILENAME_PATH_FORMAT.arg(username, now.toString(DATETIME_FORMAT));     const int IMAGE_QUALITY = 100;     if (!isTemporary) {        QString snapshotFullPath = snapshotsLocation.get();         if (!snapshotFullPath.endsWith(QDir::separator())) {            snapshotFullPath.append(QDir::separator());        }         snapshotFullPath.append(filename);         QFile* imageFile = new QFile(snapshotFullPath);        imageFile->open(QIODevice::WriteOnly);         shot.save(imageFile, 0, IMAGE_QUALITY);        imageFile->close();         return imageFile;     } else {        QTemporaryFile* imageTempFile = new QTemporaryFile(QDir::tempPath() + "/XXXXXX-" + filename);         if (!imageTempFile->open()) {            qDebug() << "Unable to open QTemporaryFile for temp snapshot. Will not save.";            return NULL;        }         shot.save(imageTempFile, 0, IMAGE_QUALITY);        imageTempFile->close();         return imageTempFile;    }}