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GMailFeed.cpp
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#include "GMailFeed.h"
#include <QAuthenticator>
#include <QBuffer>
#include <QDebug>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QNetworkRequest>
//------------------------------------------------------------------------------
// Name: GMailFeed
// Desc:
//------------------------------------------------------------------------------
GMailFeed::GMailFeed(QObject *parent) : QObject(parent), networkManager_(0) {
networkManager_ = new QNetworkAccessManager(this);
connect(networkManager_, SIGNAL(authenticationRequired(QNetworkReply*, QAuthenticator*)), this, SLOT(onAuthenticationRequestSlot(QNetworkReply*, QAuthenticator*)));
connect(networkManager_, SIGNAL(finished(QNetworkReply *)), this, SLOT(requestFinished(QNetworkReply *)));
}
//------------------------------------------------------------------------------
// Name: onAuthenticationRequestSlot
// Desc:
//------------------------------------------------------------------------------
void GMailFeed::onAuthenticationRequestSlot(QNetworkReply *reply, QAuthenticator *authenticator) {
Credentials creds = credentials_.take(reply);
authenticator->setUser(creds.user);
authenticator->setPassword(creds.pass);
}
//------------------------------------------------------------------------------
// Name: fetch
// Desc:
//------------------------------------------------------------------------------
void GMailFeed::fetch(const QString &user, const QString &pass) {
entries_.clear();
xmlReader_.clear();
QNetworkRequest request;
request.setUrl(QUrl("https://mail.google.com/mail/feed/atom"));
QNetworkReply *const r = networkManager_->get(request);
Credentials creds;
creds.user = user;
creds.pass = pass;
credentials_.insert(r, creds);
}
//------------------------------------------------------------------------------
// Name: requestFinished
// Desc:
//------------------------------------------------------------------------------
void GMailFeed::requestFinished(QNetworkReply *reply) {
if(reply->error() != QNetworkReply::NoError) {
qWarning() << "Aborting: got status code: " << reply->error();
networkManager_->setNetworkAccessible(QNetworkAccessManager::Accessible);
} else {
const QByteArray data = reply->readAll();
xmlReader_.addData(data);
parseXml();
}
Q_EMIT fetchComplete(reply);
}
//------------------------------------------------------------------------------
// Name: parseXml
// Desc:
//------------------------------------------------------------------------------
void GMailFeed::parseXml(){
QString currentTag;
bool inEntry = false;
bool inAuthor = false;
while (!xmlReader_.atEnd()) {
xmlReader_.readNext();
if (xmlReader_.isStartElement()) {
if (xmlReader_.name() == "entry") {
inEntry = true;
entries_.push_back(GMailEntry());
} else if (xmlReader_.name() == "author") {
inAuthor = true;
} else if(inEntry && xmlReader_.name() == "link") {
entries_.last().link = xmlReader_.attributes().value("href").toString();
}
currentTag = xmlReader_.name().toString();
} else if (xmlReader_.isEndElement()) {
if (xmlReader_.name() == "entry") {
inEntry = false;
} else if (xmlReader_.name() == "author") {
inAuthor = false;
}
} else if (xmlReader_.isCharacters() && !xmlReader_.isWhitespace()) {
if(inEntry) {
if (currentTag == "title") {
entries_.last().title += xmlReader_.text().toString();
} else if (currentTag == "summary") {
entries_.last().summary += xmlReader_.text().toString();
} else if (currentTag == "link") {
entries_.last().link = xmlReader_.attributes().value("href").toString();
} else if (currentTag == "modified") {
entries_.last().modified = xmlReader_.text().toString();
} else if (currentTag == "issued") {
entries_.last().issued = xmlReader_.text().toString();
} else if (currentTag == "id") {
entries_.last().id = xmlReader_.text().toString();
} else {
if(inAuthor) {
if (currentTag == "name") {
entries_.last().author_name += xmlReader_.text().toString();
} else if (currentTag == "email") {
entries_.last().author_email = xmlReader_.text().toString();
}
}
}
}
}
}
if (xmlReader_.error() && xmlReader_.error() != QXmlStreamReader::PrematureEndOfDocumentError) {
qWarning() << "XML ERROR:" << xmlReader_.lineNumber() << ": " << xmlReader_.errorString();
}
}