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authorAndrea Diamantini <adjam7@gmail.com>2012-07-30 19:02:15 +0200
committerAndrea Diamantini <adjam7@gmail.com>2012-12-10 02:48:04 +0100
commit1949d41ac6fbd92f248a995a25aa4c91aced2ae8 (patch)
tree41ac0217ac4d8d32b15bb30c18ab22ce6730ee89 /src/webwindow
parentSession Manager (diff)
downloadrekonq-1949d41ac6fbd92f248a995a25aa4c91aced2ae8.tar.xz
Restored Adblock moving hiding logic to the one used in kwebkitpart
This will let everyone to save time reinventing the wheel and let us remove webpage from adblockmanager code, but just manage it via (Q)NAM.
Diffstat (limited to 'src/webwindow')
-rw-r--r--src/webwindow/networkaccessmanager.cpp185
-rw-r--r--src/webwindow/networkaccessmanager.h63
-rw-r--r--src/webwindow/webpage.cpp18
3 files changed, 265 insertions, 1 deletions
diff --git a/src/webwindow/networkaccessmanager.cpp b/src/webwindow/networkaccessmanager.cpp
new file mode 100644
index 00000000..e817faca
--- /dev/null
+++ b/src/webwindow/networkaccessmanager.cpp
@@ -0,0 +1,185 @@
+/* ============================================================
+*
+* This file is a part of the rekonq project
+*
+* Copyright (C) 2007-2008 Trolltech ASA. All rights reserved
+* Copyright (C) 2008-2012 by Andrea Diamantini <adjam7 at gmail dot com>
+*
+*
+* This program is free software; you can redistribute it and/or
+* modify it under the terms of the GNU General Public License as
+* published by the Free Software Foundation; either version 2 of
+* the License or (at your option) version 3 or any later version
+* accepted by the membership of KDE e.V. (or its successor approved
+* by the membership of KDE e.V.), which shall act as a proxy
+* defined in Section 14 of version 3 of the license.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program. If not, see <http://www.gnu.org/licenses/>.
+*
+* ============================================================ */
+
+
+
+// Self Includes
+#include "networkaccessmanager.h"
+#include "networkaccessmanager.moc"
+
+// Local Includes
+#include "adblockmanager.h"
+
+// KDE Includes
+#include <KLocale>
+#include <KProtocolManager>
+#include <KRun>
+
+// Qt Includes
+#include <QNetworkReply>
+#include <QTimer>
+#include <QWebElement>
+#include <QWebFrame>
+#include <QWidget>
+
+
+class NullNetworkReply : public QNetworkReply
+{
+public:
+ NullNetworkReply(const QNetworkRequest &req, QObject* parent = 0)
+ : QNetworkReply(parent)
+ {
+ setRequest(req);
+ setUrl(req.url());
+ setHeader(QNetworkRequest::ContentLengthHeader, 0);
+ setHeader(QNetworkRequest::ContentTypeHeader, "text/plain");
+ setError(QNetworkReply::ContentAccessDenied, i18n("Blocked by ad filter"));
+ setAttribute(QNetworkRequest::User, QNetworkReply::ContentAccessDenied);
+ QTimer::singleShot(0, this, SIGNAL(finished()));
+ }
+
+ virtual void abort() {}
+ virtual qint64 bytesAvailable() const
+ {
+ return 0;
+ }
+
+protected:
+ virtual qint64 readData(char*, qint64)
+ {
+ return -1;
+ }
+};
+
+
+// ----------------------------------------------------------------------------------------------
+
+
+#define HIDABLE_ELEMENTS QL1S("audio,img,embed,object,iframe,frame,video")
+
+
+static void hideBlockedElements(const QUrl& url, QWebElementCollection& collection)
+{
+ for (QWebElementCollection::iterator it = collection.begin(); it != collection.end(); ++it)
+ {
+ const QUrl baseUrl ((*it).webFrame()->baseUrl());
+ QString src = (*it).attribute(QL1S("src"));
+
+ if (src.isEmpty())
+ src = (*it).evaluateJavaScript(QL1S("this.src")).toString();
+
+ if (src.isEmpty())
+ continue;
+ const QUrl resolvedUrl (baseUrl.resolved(src));
+ if (url == resolvedUrl)
+ {
+ //kDebug() << "*** HIDING ELEMENT: " << (*it).tagName() << resolvedUrl;
+ (*it).removeFromDocument();
+ }
+ }
+}
+
+
+// ----------------------------------------------------------------------------------------------
+
+
+NetworkAccessManager::NetworkAccessManager(QObject *parent)
+ : AccessManager(parent)
+{
+ QString c = KGlobal::locale()->language();
+
+ if (c == QL1S("C"))
+ c = QL1S("en-US");
+ else
+ c = c.replace(QL1C('_') , QL1C('-'));
+
+ c.append(QL1S(", en-US; q=0.8, en; q=0.6"));
+
+ _acceptLanguage = c.toLatin1();
+}
+
+
+QNetworkReply *NetworkAccessManager::createRequest(Operation op, const QNetworkRequest &req, QIODevice *outgoingData)
+{
+ bool blocked = false;
+
+ // Handle GET operations with AdBlock
+ if (op == QNetworkAccessManager::GetOperation)
+ blocked = AdBlockManager::self()->blockRequest(req);
+
+ if (!blocked)
+ {
+ if (KProtocolInfo::isHelperProtocol(req.url()))
+ {
+ (void) new KRun(req.url(), qobject_cast<QWidget*>(req.originatingObject()));
+ return new NullNetworkReply(req, this);
+ }
+
+ // set our "nice" accept-language header...
+ QNetworkRequest request = req;
+ request.setRawHeader("Accept-Language", _acceptLanguage);
+
+ return KIO::AccessManager::createRequest(op, request, outgoingData);
+ }
+
+ QWebFrame* frame = qobject_cast<QWebFrame*>(req.originatingObject());
+ if (frame)
+ {
+ if (!m_blockedRequests.contains(frame))
+ connect(frame, SIGNAL(loadFinished(bool)), this, SLOT(slotFinished(bool)));
+ m_blockedRequests.insert(frame, req.url());
+ }
+
+ return new NullNetworkReply(req, this);
+}
+
+
+void NetworkAccessManager::slotFinished(bool ok)
+{
+ if (!ok)
+ return;
+
+ if(!AdBlockManager::self()->isEnabled())
+ return;
+
+ if(!AdBlockManager::self()->isHidingElements())
+ return;
+
+ QWebFrame* frame = qobject_cast<QWebFrame*>(sender());
+ if (!frame)
+ return;
+
+ QList<QUrl> urls = m_blockedRequests.values(frame);
+ if (urls.isEmpty())
+ return;
+
+ QWebElementCollection collection = frame->findAllElements(HIDABLE_ELEMENTS);
+ if (frame->parentFrame())
+ collection += frame->parentFrame()->findAllElements(HIDABLE_ELEMENTS);
+
+ Q_FOREACH(const QUrl& url, urls)
+ hideBlockedElements(url, collection);
+}
diff --git a/src/webwindow/networkaccessmanager.h b/src/webwindow/networkaccessmanager.h
new file mode 100644
index 00000000..1c9c3905
--- /dev/null
+++ b/src/webwindow/networkaccessmanager.h
@@ -0,0 +1,63 @@
+/* ============================================================
+*
+* This file is a part of the rekonq project
+*
+* Copyright (C) 2007-2008 Trolltech ASA. All rights reserved
+* Copyright (C) 2008-2012 by Andrea Diamantini <adjam7 at gmail dot com>
+*
+*
+* This program is free software; you can redistribute it and/or
+* modify it under the terms of the GNU General Public License as
+* published by the Free Software Foundation; either version 2 of
+* the License or (at your option) version 3 or any later version
+* accepted by the membership of KDE e.V. (or its successor approved
+* by the membership of KDE e.V.), which shall act as a proxy
+* defined in Section 14 of version 3 of the license.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program. If not, see <http://www.gnu.org/licenses/>.
+*
+* ============================================================ */
+
+
+#ifndef NETWORKACCESSMANAGER_H
+#define NETWORKACCESSMANAGER_H
+
+
+// Rekonq Includes
+#include "rekonq_defines.h"
+
+// KDE Includes
+#include <KIO/AccessManager>
+
+// Qt Includes
+#include <QByteArray>
+
+// Forward Declarations
+class QWebFrame;
+
+
+class REKONQ_TESTS_EXPORT NetworkAccessManager : public KIO::Integration::AccessManager
+{
+ Q_OBJECT
+
+public:
+ NetworkAccessManager(QObject *parent);
+
+protected:
+ virtual QNetworkReply *createRequest(QNetworkAccessManager::Operation op, const QNetworkRequest &request, QIODevice *outgoingData = 0);
+
+private Q_SLOTS:
+ void slotFinished(bool);
+
+private:
+ QMultiHash<QWebFrame*, QUrl> m_blockedRequests;
+ QByteArray _acceptLanguage;
+};
+
+#endif // NETWORKACCESSMANAGER_H
diff --git a/src/webwindow/webpage.cpp b/src/webwindow/webpage.cpp
index ab66524b..7da39e0f 100644
--- a/src/webwindow/webpage.cpp
+++ b/src/webwindow/webpage.cpp
@@ -34,10 +34,26 @@
#include "webpage.h"
#include "webpage.moc"
+#include "networkaccessmanager.h"
+
WebPage::WebPage(QWidget *parent)
- : KWebPage(parent)
+ : KWebPage(parent, KWalletIntegration)
{
+ // rekonq Network Manager
+ NetworkAccessManager *manager = new NetworkAccessManager(this);
+
+ // set network reply object to emit readyRead when it receives meta data
+ manager->setEmitReadyReadOnMetaDataChange(true);
+
+ // disable QtWebKit cache to just use KIO one..
+ manager->setCache(0);
+
+ // set cookieJar window..
+ if (parent && parent->window())
+ manager->setWindow(parent->window());
+
+ setNetworkAccessManager(manager);
}