fixed redirects

git-svn-id: https://instead-launcher.googlecode.com/svn/trunk@478 5a6d72ec-0354-11df-adb7-1be7f7e3f636

Author: [email protected]

urlresolver.cpp

@@ -0,0 +1,33 @@
+#include "urlresolver.h"
+
+QUrl UrlResolver::resolve(const QUrl &origUrl) {
+    bool done=false;
+    QNetworkAccessManager nam;
+    QUrl lastRedirectUrl=origUrl;
+    QNetworkRequest req=request(origUrl);
+    QNetworkReply *rep=nam.get(req);
+    while(!done) {
+	while(!rep->isFinished()) {
+	    qApp->processEvents();
+	}
+	QUrl possibleRedirectUrl = rep->attribute(QNetworkRequest::RedirectionTargetAttribute).toUrl();
+	if(!possibleRedirectUrl.isEmpty() &&
+	    lastRedirectUrl!=possibleRedirectUrl) {
+	    lastRedirectUrl=possibleRedirectUrl;
+	    rep->deleteLater();
+	    req=request(possibleRedirectUrl);
+	    rep=nam.get(req);
+	} else {
+	    lastRedirectUrl=rep->url();
+	    rep->deleteLater();
+	    done=true;
+	}
+    }
+    return lastRedirectUrl;
+}
+
+QNetworkRequest UrlResolver::request(const QUrl &url) {
+    QNetworkRequest req(url);
+    req.setRawHeader("User-Agent", "Wget/1.14 (linux-gnu)");
+    return req;
+}

urlresolver.h

@@ -0,0 +1,14 @@
+#ifndef URLRESOLVER_H
+#define URLRESOLVER_H
+
+#include <QtCore>
+#include <QtNetwork>
+
+class UrlResolver {
+public:
+    static QUrl resolve(const QUrl &origUrl);
+private:
+    static QNetworkRequest request(const QUrl &url);
+};
+
+#endif // URLRESOLVER_H