////  SnapshotShareDialog.cpp//  interface/src/ui////  Created by Stojce Slavkovski on 2/16/14.//  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 "SnapshotShareDialog.h"#include "AccountManager.h" #include <QFile>#include <QHttpMultiPart>#include <QJsonArray>#include <QJsonDocument>#include <QMessageBox>#include <QUrlQuery>  const int NARROW_SNAPSHOT_DIALOG_SIZE = 500;const int WIDE_SNAPSHOT_DIALOG_WIDTH = 650;const int SUCCESS_LABEL_HEIGHT = 140; const QString FORUM_URL = "https://alphas.highfidelity.io";const QString FORUM_UPLOADS_URL = FORUM_URL + "/uploads";const QString FORUM_POST_URL = FORUM_URL + "/posts";const QString FORUM_REPLY_TO_TOPIC = "244";const QString FORUM_POST_TEMPLATE = "<img src='%1'/><p>%2</p>";const QString SHARE_DEFAULT_ERROR = "The server isn't responding. Please try again in a few minutes.";const QString SUCCESS_LABEL_TEMPLATE = "Success!!! Go check out your image ...<br/><a style='color:#333;text-decoration:none' href='%1'>%1</a>";const QString SHARE_BUTTON_STYLE = "border-width:0;border-radius:9px;border-radius:9px;font-family:Arial;font-size:18px;"    "font-weight:100;color:#FFFFFF;width: 120px;height: 50px;";const QString SHARE_BUTTON_ENABLED_STYLE = "background-color: #333;";const QString SHARE_BUTTON_DISABLED_STYLE = "background-color: #999;"; Q_DECLARE_METATYPE(QNetworkAccessManager::Operation) SnapshotShareDialog::SnapshotShareDialog(QString fileName, QWidget* parent) :    QDialog(parent),    _fileName(fileName){     setAttribute(Qt::WA_DeleteOnClose);     _ui.setupUi(this);     QPixmap snaphsotPixmap(fileName);    float snapshotRatio = static_cast<float>(snaphsotPixmap.size().width()) / snaphsotPixmap.size().height();     // narrow snapshot    if (snapshotRatio > 1) {        setFixedWidth(WIDE_SNAPSHOT_DIALOG_WIDTH);        _ui.snapshotWidget->setFixedWidth(WIDE_SNAPSHOT_DIALOG_WIDTH);    }     float labelRatio = static_cast<float>(_ui.snapshotWidget->size().width()) / _ui.snapshotWidget->size().height();     // set the same aspect ratio of label as of snapshot    if (snapshotRatio > labelRatio) {        int oldHeight = _ui.snapshotWidget->size().height();        _ui.snapshotWidget->setFixedHeight((int) (_ui.snapshotWidget->size().width() / snapshotRatio));         // if height is less then original, resize the window as well        if (_ui.snapshotWidget->size().height() < NARROW_SNAPSHOT_DIALOG_SIZE) {            setFixedHeight(size().height() - (oldHeight - _ui.snapshotWidget->size().height()));        }    } else {        _ui.snapshotWidget->setFixedWidth((int) (_ui.snapshotWidget->size().height() * snapshotRatio));    }     _ui.snapshotWidget->setPixmap(snaphsotPixmap);    _ui.snapshotWidget->adjustSize();} void SnapshotShareDialog::accept() {    // prevent multiple clicks on share button    _ui.shareButton->setEnabled(false);    // gray out share button    _ui.shareButton->setStyleSheet(SHARE_BUTTON_STYLE + SHARE_BUTTON_DISABLED_STYLE);    uploadSnapshot();} void SnapshotShareDialog::uploadSnapshot() {     if (AccountManager::getInstance().getAccountInfo().getDiscourseApiKey().isEmpty()) {        QMessageBox::warning(this, "",                             "Your Discourse API key is missing, you cannot share snapshots. Please try to relog.");        return;    }     QHttpMultiPart* multiPart = new QHttpMultiPart(QHttpMultiPart::FormDataType);     QHttpPart apiKeyPart;    apiKeyPart.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"api_key\""));    apiKeyPart.setBody(AccountManager::getInstance().getAccountInfo().getDiscourseApiKey().toLatin1());     QFile* file = new QFile(_fileName);    file->open(QIODevice::ReadOnly);     QHttpPart imagePart;    imagePart.setHeader(QNetworkRequest::ContentTypeHeader, QVariant("image/jpeg"));    imagePart.setHeader(QNetworkRequest::ContentDispositionHeader,                        QVariant("form-data; name=\"file\"; filename=\"" + file->fileName() +"\""));    imagePart.setBodyDevice(file);    file->setParent(multiPart); // we cannot delete the file now, so delete it with the multiPart     multiPart->append(apiKeyPart);    multiPart->append(imagePart);     QUrl url(FORUM_UPLOADS_URL);    QNetworkRequest request(url);     QNetworkReply* reply = NetworkAccessManager::getInstance().post(request, multiPart);    connect(reply, &QNetworkReply::finished, this, &SnapshotShareDialog::uploadRequestFinished);     QEventLoop loop;    connect(reply, &QNetworkReply::finished, &loop, &QEventLoop::quit);    loop.exec();} void SnapshotShareDialog::sendForumPost(QString snapshotPath) {    // post to Discourse forum    QNetworkRequest request;    QUrl forumUrl(FORUM_POST_URL);     QUrlQuery query;    query.addQueryItem("api_key", AccountManager::getInstance().getAccountInfo().getDiscourseApiKey());    query.addQueryItem("topic_id", FORUM_REPLY_TO_TOPIC);    query.addQueryItem("raw", FORUM_POST_TEMPLATE.arg(snapshotPath, _ui.textEdit->toPlainText()));    forumUrl.setQuery(query);     QByteArray postData = forumUrl.toEncoded(QUrl::RemoveFragment);    request.setUrl(forumUrl);    request.setHeader(QNetworkRequest::ContentTypeHeader, "application/x-www-form-urlencoded");     QNetworkReply* requestReply = NetworkAccessManager::getInstance().post(request, postData);    connect(requestReply, &QNetworkReply::finished, this, &SnapshotShareDialog::postRequestFinished);     QEventLoop loop;    connect(requestReply, &QNetworkReply::finished, &loop, &QEventLoop::quit);    loop.exec();} void SnapshotShareDialog::postRequestFinished() {     QNetworkReply* requestReply = reinterpret_cast<QNetworkReply*>(sender());    QJsonDocument jsonResponse = QJsonDocument::fromJson(requestReply->readAll());    const QJsonObject& responseObject = jsonResponse.object();     if (responseObject.contains("id")) {        _ui.textEdit->setHtml("");        const QString urlTemplate = "%1/t/%2/%3/%4";        QString link = urlTemplate.arg(FORUM_URL,                                        responseObject["topic_slug"].toString(),                                        QString::number(responseObject["topic_id"].toDouble()),                                        QString::number(responseObject["post_number"].toDouble()));         _ui.successLabel->setText(SUCCESS_LABEL_TEMPLATE.arg(link));        _ui.successLabel->setFixedHeight(SUCCESS_LABEL_HEIGHT);         // hide input widgets        _ui.shareButton->hide();        _ui.textEdit->hide();        _ui.labelNotes->hide();     } else {        QString errorMessage(SHARE_DEFAULT_ERROR);        if (responseObject.contains("errors")) {            QJsonArray errorArray = responseObject["errors"].toArray();            if (!errorArray.first().toString().isEmpty()) {                errorMessage = errorArray.first().toString();            }        }        QMessageBox::warning(this, "", errorMessage);        _ui.shareButton->setEnabled(true);        _ui.shareButton->setStyleSheet(SHARE_BUTTON_STYLE + SHARE_BUTTON_ENABLED_STYLE);    }} void SnapshotShareDialog::uploadRequestFinished() {     QNetworkReply* requestReply = reinterpret_cast<QNetworkReply*>(sender());    QJsonDocument jsonResponse = QJsonDocument::fromJson(requestReply->readAll());    const QJsonObject& responseObject = jsonResponse.object();     if (responseObject.contains("url")) {        sendForumPost(responseObject["url"].toString());    } else {        QMessageBox::warning(this, "", SHARE_DEFAULT_ERROR);        _ui.shareButton->setEnabled(true);        _ui.shareButton->setStyleSheet(SHARE_BUTTON_STYLE + SHARE_BUTTON_ENABLED_STYLE);    }     delete requestReply;}