////  XMLHttpRequestClass.h//  libraries/script-engine/src/////  Created by Ryan Huffman on 5/2/14.//  Copyright (c) 2014 High Fidelity, Inc. All rights reserved.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// #ifndef hifi_XMLHttpRequestClass_h#define hifi_XMLHttpRequestClass_h #include <QBuffer>#include <QNetworkReply>#include <QNetworkRequest>#include <QObject>#include <QScriptContext>#include <QScriptEngine>#include <QScriptValue>#include <QTimer> class XMLHttpRequestClass : public QObject {    Q_OBJECT    Q_PROPERTY(QScriptValue response READ getResponse)    Q_PROPERTY(QScriptValue responseText READ getResponseText)    Q_PROPERTY(QString responseType READ getResponseType WRITE setResponseType)    Q_PROPERTY(QScriptValue status READ getStatus)    Q_PROPERTY(QString statusText READ getStatusText)    Q_PROPERTY(QScriptValue readyState READ getReadyState)    Q_PROPERTY(QScriptValue errorCode READ getError)    Q_PROPERTY(int timeout READ getTimeout WRITE setTimeout)     Q_PROPERTY(int UNSENT READ getUnsent)    Q_PROPERTY(int OPENED READ getOpened)    Q_PROPERTY(int HEADERS_RECEIVED READ getHeadersReceived)    Q_PROPERTY(int LOADING READ getLoading)    Q_PROPERTY(int DONE READ getDone)     // Callbacks    Q_PROPERTY(QScriptValue ontimeout READ getOnTimeout WRITE setOnTimeout)    Q_PROPERTY(QScriptValue onreadystatechange READ getOnReadyStateChange WRITE setOnReadyStateChange)public:    XMLHttpRequestClass(QScriptEngine* engine);    ~XMLHttpRequestClass();     static const int MAXIMUM_REDIRECTS = 5;    enum ReadyState {        UNSENT = 0,        OPENED,        HEADERS_RECEIVED,        LOADING,        DONE    };     int getUnsent() const { return UNSENT; };    int getOpened() const { return OPENED; };    int getHeadersReceived() const { return HEADERS_RECEIVED; };    int getLoading() const { return LOADING; };    int getDone() const { return DONE; };     static QScriptValue constructor(QScriptContext* context, QScriptEngine* engine);     int getTimeout() const { return _timeout; }    void setTimeout(int timeout) { _timeout = timeout; }    QScriptValue getResponse() const { return _responseData; }    QScriptValue getResponseText() const { return QScriptValue(QString(_rawResponseData.data())); }    QString getResponseType() const { return _responseType; }    void setResponseType(const QString& responseType) { _responseType = responseType; }    QScriptValue getReadyState() const { return QScriptValue(_readyState); }    QScriptValue getError() const { return QScriptValue(_errorCode); }    QScriptValue getStatus() const;    QString getStatusText() const;     QScriptValue getOnTimeout() const { return _onTimeout; }    void setOnTimeout(QScriptValue function) { _onTimeout = function; }    QScriptValue getOnReadyStateChange() const { return _onReadyStateChange; }    void setOnReadyStateChange(QScriptValue function) { _onReadyStateChange = function; } public slots:    void abort();    void setRequestHeader(const QString& name, const QString& value);    void open(const QString& method, const QString& url, bool async = true, const QString& username = "",              const QString& password = "");    void send();    void send(const QScriptValue& data);    QScriptValue getAllResponseHeaders() const;    QScriptValue getResponseHeader(const QString& name) const; signals:    void requestComplete(); private:    void setReadyState(ReadyState readyState);    void doSend();    void connectToReply(QNetworkReply* reply);    void disconnectFromReply(QNetworkReply* reply);    void abortRequest();     QScriptEngine* _engine;    bool _async;    QUrl _url;    QString _method;    QString _responseType;    QNetworkRequest _request;    QNetworkReply* _reply;    QBuffer* _sendData;    QByteArray _rawResponseData;    QScriptValue _responseData;    QScriptValue _onTimeout;    QScriptValue _onReadyStateChange;    ReadyState _readyState;    QNetworkReply::NetworkError _errorCode;    int _timeout;    QTimer _timer;    int _numRedirects; private slots:    void requestFinished();    void requestError(QNetworkReply::NetworkError code);    void requestMetaDataChanged();    void requestDownloadProgress(qint64 bytesReceived, qint64 bytesTotal);    void requestTimeout();}; #endif // hifi_XMLHttpRequestClass_h