Initial attempt at resulthint checker

2025-10-05 01:52:28 +02:00 · 2012-09-20 10:32:57 -04:00
parent 13fbfb0aa1
commit 12d36079f3
8 changed files with 146 additions and 9 deletions
--- a/src/libtomahawk/utils/WebResultHintChecker.cpp
+++ b/src/libtomahawk/utils/WebResultHintChecker.cpp
@@ -0,0 +1,79 @@
+/* === This file is part of Tomahawk Player - <http://tomahawk-player.org> ===
+ *
+ *   Copyright 2012, Leo Franchi <lfranchi@kde.org>
+ *
+ *   Tomahawk 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 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   Tomahawk 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 Tomahawk. If not, see <http://www.gnu.org/licenses/>.
+ */
+#include "WebResultHintChecker.h"
+
+#include "Query.h"
+#include "Result.h"
+#include "Source.h"
+#include "utils/Closure.h"
+#include "utils/Logger.h"
+
+#include <QNetworkAccessManager>
+#include <QNetworkReply>
+
+using namespace Tomahawk;
+
+WebResultHintChecker::WebResultHintChecker( const query_ptr& q )
+    : QObject( 0 )
+    , m_query( q )
+{
+    m_url = q->resultHint();
+
+    foreach ( const result_ptr& result, q->results() )
+    {
+        if ( result->url() == m_url )
+        {
+            m_result = result;
+            break;
+        }
+    }
+
+    // Nothing to do
+    if ( m_url.isEmpty() || !m_url.startsWith( "http" ) )
+    {
+        deleteLater();
+        return;
+    }
+
+    QNetworkReply* reply = TomahawkUtils::nam()->head( QNetworkRequest( QUrl( m_url ) ) );
+    NewClosure( reply, SIGNAL( finished() ), this, SLOT( headFinished( QNetworkReply* ) ) );
+}
+
+WebResultHintChecker::~WebResultHintChecker()
+{
+
+}
+
+
+void
+WebResultHintChecker::headFinished( QNetworkReply* reply )
+{
+    if ( reply->error() != QNetworkReply::NoError )
+    {
+        // Error getting headers for the http resulthint, remove it from the result
+        // as it's definitely not playable
+        tLog() << "Removing HTTP result from query since HEAD request failed to verify it was a valid url:" << m_url;
+        if ( !m_result.isNull() )
+            m_query->removeResult( m_result );
+        if ( m_query->resultHint() == m_url )
+            m_query->setResultHint( QString() );
+    }
+
+    reply->deleteLater();
+    deleteLater();
+}