overte/libraries/networking/src/AddressManager.cpp

274 lines
11 KiB
C++

//
// AddressManager.cpp
// libraries/networking/src
//
// Created by Stephen Birarda on 2014-09-10.
// 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 <qdebug.h>
#include <qregexp.h>
#include <qstringlist.h>
#include <GLMHelpers.h>
#include "AddressManager.h"
AddressManager& AddressManager::getInstance() {
static AddressManager sharedInstance;
return sharedInstance;
}
QString AddressManager::pathForPositionAndOrientation(const glm::vec3& position, bool hasOrientation,
const glm::quat& orientation) {
QString pathString = "/" + createByteArray(position);
if (hasOrientation) {
QString orientationString = createByteArray(orientation);
pathString += "/" + orientationString;
}
return pathString;
}
const JSONCallbackParameters& AddressManager::apiCallbackParameters() {
static bool hasSetupParameters = false;
static JSONCallbackParameters callbackParams;
if (!hasSetupParameters) {
callbackParams.jsonCallbackReceiver = this;
callbackParams.jsonCallbackMethod = "handleAPIResponse";
callbackParams.errorCallbackReceiver = this;
callbackParams.errorCallbackMethod = "handleAPIError";
}
return callbackParams;
}
bool AddressManager::handleUrl(const QUrl& lookupUrl) {
if (lookupUrl.scheme() == HIFI_URL_SCHEME) {
qDebug() << "Trying to go to URL" << lookupUrl.toString();
// there are 4 possible lookup strings
// 1. global place name (name of domain or place) - example: sanfrancisco
// 2. user name (prepended with @) - example: @philip
// 3. location string (posX,posY,posZ/eulerX,eulerY,eulerZ)
// 4. domain network address (IP or dns resolvable hostname)
// use our regex'ed helpers to figure out what we're supposed to do with this
if (!handleUsername(lookupUrl.authority())) {
// we're assuming this is either a network address or global place name
// check if it is a network address first
if (!handleNetworkAddress(lookupUrl.host())) {
// wasn't an address - lookup the place name
attemptPlaceNameLookup(lookupUrl.host());
}
// we may have a path that defines a relative viewpoint - if so we should jump to that now
handleRelativeViewpoint(lookupUrl.path());
}
return true;
} else if (lookupUrl.toString().startsWith('/')) {
qDebug() << "Going to relative path" << lookupUrl.path();
// if this is a relative path then handle it as a relative viewpoint
handleRelativeViewpoint(lookupUrl.path());
emit lookupResultsFinished();
}
return false;
}
void AddressManager::handleLookupString(const QString& lookupString) {
if (!lookupString.isEmpty()) {
// make this a valid hifi URL and handle it off to handleUrl
QString sanitizedString = lookupString;
QUrl lookupURL;
if (!lookupString.startsWith('/')) {
const QRegExp HIFI_SCHEME_REGEX = QRegExp(HIFI_URL_SCHEME + ":\\/{1,2}", Qt::CaseInsensitive);
sanitizedString = sanitizedString.remove(HIFI_SCHEME_REGEX);
lookupURL = QUrl(HIFI_URL_SCHEME + "://" + sanitizedString);
} else {
lookupURL = QUrl(lookupString);
}
handleUrl(lookupURL);
}
}
void AddressManager::handleAPIResponse(const QJsonObject &jsonObject) {
QJsonObject dataObject = jsonObject["data"].toObject();
const QString ADDRESS_API_DOMAIN_KEY = "domain";
const QString ADDRESS_API_ONLINE_KEY = "online";
if (!dataObject.contains(ADDRESS_API_ONLINE_KEY)
|| dataObject[ADDRESS_API_ONLINE_KEY].toBool()) {
if (dataObject.contains(ADDRESS_API_DOMAIN_KEY)) {
QJsonObject domainObject = dataObject[ADDRESS_API_DOMAIN_KEY].toObject();
const QString DOMAIN_NETWORK_ADDRESS_KEY = "network_address";
QString domainHostname = domainObject[DOMAIN_NETWORK_ADDRESS_KEY].toString();
emit possibleDomainChangeRequired(domainHostname);
// take the path that came back
const QString LOCATION_KEY = "location";
const QString LOCATION_PATH_KEY = "path";
QString returnedPath;
if (domainObject.contains(LOCATION_PATH_KEY)) {
returnedPath = domainObject[LOCATION_PATH_KEY].toString();
} else if (domainObject.contains(LOCATION_KEY)) {
returnedPath = domainObject[LOCATION_KEY].toObject()[LOCATION_PATH_KEY].toString();
}
bool shouldFaceViewpoint = dataObject.contains(ADDRESS_API_ONLINE_KEY);
if (!returnedPath.isEmpty()) {
// try to parse this returned path as a viewpoint, that's the only thing it could be for now
if (!handleRelativeViewpoint(returnedPath, shouldFaceViewpoint)) {
qDebug() << "Received a location path that was could not be handled as a viewpoint -" << returnedPath;
}
}
} else {
qDebug() << "Received an address manager API response with no domain key. Cannot parse.";
qDebug() << jsonObject;
}
} else {
// we've been told that this result exists but is offline, emit our signal so the application can handle
emit lookupResultIsOffline();
}
emit lookupResultsFinished();
}
void AddressManager::handleAPIError(QNetworkReply& errorReply) {
qDebug() << "AddressManager API error -" << errorReply.error() << "-" << errorReply.errorString();
if (errorReply.error() == QNetworkReply::ContentNotFoundError) {
emit lookupResultIsNotFound();
}
emit lookupResultsFinished();
}
const QString GET_PLACE = "/api/v1/places/%1";
void AddressManager::attemptPlaceNameLookup(const QString& lookupString) {
// assume this is a place name and see if we can get any info on it
QString placeName = QUrl::toPercentEncoding(lookupString);
AccountManager::getInstance().unauthenticatedRequest(GET_PLACE.arg(placeName),
QNetworkAccessManager::GetOperation,
apiCallbackParameters());
}
bool AddressManager::handleNetworkAddress(const QString& lookupString) {
const QString IP_ADDRESS_REGEX_STRING = "^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\\.){3}"
"([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(:\\d{1,5})?$";
const QString HOSTNAME_REGEX_STRING = "^((?:[A-Z0-9]|[A-Z0-9][A-Z0-9\\-]{0,61}[A-Z0-9])"
"(?:\\.(?:[A-Z0-9]|[A-Z0-9][A-Z0-9\\-]{0,61}[A-Z0-9]))+|localhost)(:{1}\\d{1,5})?$";
QRegExp hostnameRegex(HOSTNAME_REGEX_STRING, Qt::CaseInsensitive);
if (hostnameRegex.indexIn(lookupString) != -1) {
emit possibleDomainChangeRequired(hostnameRegex.cap(0));
emit lookupResultsFinished();
return true;
}
QRegExp ipAddressRegex(IP_ADDRESS_REGEX_STRING);
if (ipAddressRegex.indexIn(lookupString) != -1) {
emit possibleDomainChangeRequired(ipAddressRegex.cap(0));
emit lookupResultsFinished();
return true;
}
return false;
}
bool AddressManager::handleRelativeViewpoint(const QString& lookupString, bool shouldFace) {
const QString FLOAT_REGEX_STRING = "([-+]?[0-9]*\\.?[0-9]+(?:[eE][-+]?[0-9]+)?)";
const QString SPACED_COMMA_REGEX_STRING = "\\s*,\\s*";
const QString POSITION_REGEX_STRING = QString("\\/") + FLOAT_REGEX_STRING + SPACED_COMMA_REGEX_STRING +
FLOAT_REGEX_STRING + SPACED_COMMA_REGEX_STRING + FLOAT_REGEX_STRING + "\\s*(?:$|\\/)";
const QString QUAT_REGEX_STRING = QString("\\/") + FLOAT_REGEX_STRING + SPACED_COMMA_REGEX_STRING +
FLOAT_REGEX_STRING + SPACED_COMMA_REGEX_STRING + FLOAT_REGEX_STRING + SPACED_COMMA_REGEX_STRING +
FLOAT_REGEX_STRING + "\\s*$";
QRegExp positionRegex(POSITION_REGEX_STRING);
if (positionRegex.indexIn(lookupString) != -1) {
// we have at least a position, so emit our signal to say we need to change position
glm::vec3 newPosition(positionRegex.cap(1).toFloat(),
positionRegex.cap(2).toFloat(),
positionRegex.cap(3).toFloat());
if (!isNaN(newPosition.x) && !isNaN(newPosition.y) && !isNaN(newPosition.z)) {
glm::quat newOrientation;
QRegExp orientationRegex(QUAT_REGEX_STRING);
// we may also have an orientation
if (lookupString[positionRegex.matchedLength() - 1] == QChar('/')
&& orientationRegex.indexIn(lookupString, positionRegex.matchedLength() - 1) != -1) {
glm::quat newOrientation = glm::normalize(glm::quat(orientationRegex.cap(4).toFloat(),
orientationRegex.cap(1).toFloat(),
orientationRegex.cap(2).toFloat(),
orientationRegex.cap(3).toFloat()));
if (!isNaN(newOrientation.x) && !isNaN(newOrientation.y) && !isNaN(newOrientation.z)
&& !isNaN(newOrientation.w)) {
emit locationChangeRequired(newPosition, true, newOrientation, shouldFace);
return true;
} else {
qDebug() << "Orientation parsed from lookup string is invalid. Will not use for location change.";
}
}
emit locationChangeRequired(newPosition, false, newOrientation, shouldFace);
} else {
qDebug() << "Could not jump to position from lookup string because it has an invalid value.";
}
return true;
}
return false;
}
const QString GET_USER_LOCATION = "/api/v1/users/%1/location";
bool AddressManager::handleUsername(const QString& lookupString) {
const QString USERNAME_REGEX_STRING = "^@(\\S+)";
QRegExp usernameRegex(USERNAME_REGEX_STRING);
if (usernameRegex.indexIn(lookupString) != -1) {
goToUser(usernameRegex.cap(1));
return true;
}
return false;
}
void AddressManager::goToUser(const QString& username) {
QString formattedUsername = QUrl::toPercentEncoding(username);
// this is a username - pull the captured name and lookup that user's location
AccountManager::getInstance().unauthenticatedRequest(GET_USER_LOCATION.arg(formattedUsername),
QNetworkAccessManager::GetOperation,
apiCallbackParameters());
}