- Moved everything to trunk to create a stable branch

src/downloadThread.h

@@ -0,0 +1,119 @@
+/*
+ * Bittorrent Client using Qt4 and libtorrent.
+ * Copyright (C) 2006  Christophe Dumez
+ *
+ * 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) any later version.
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * Contact : chris@qbittorrent.org
+ */
+
+#ifndef DOWNLOADTHREAD_H
+#define DOWNLOADTHREAD_H
+
+#include <QThread>
+#include <QFile>
+#include <QTemporaryFile>
+#include <QMutex>
+#include <QMutexLocker>
+#include <QWaitCondition>
+#include <curl/curl.h>
+#include <iostream>
+
+#include "misc.h"
+
+class downloadThread : public QThread {
+  Q_OBJECT
+
+  private:
+    QStringList url_list;
+    QMutex mutex;
+    QWaitCondition condition;
+
+  signals:
+    void downloadFinished(QString url, QString file_path, int return_code, QString errorBuffer);
+
+  public:
+    downloadThread(QObject* parent) : QThread(parent){}
+
+    void downloadUrl(const QString& url){
+      mutex.lock();
+      url_list << url;
+      mutex.unlock();
+      if(!isRunning()){
+        start();
+      }
+    }
+
+    void run(){
+      forever{
+        mutex.lock();
+        if(url_list.size() != 0){
+          QString url = url_list.takeFirst();
+          mutex.unlock();
+          CURL *curl;
+          std::string filePath;
+          int return_code;
+          // XXX: Trick to get a unique filename
+          QTemporaryFile *tmpfile = new QTemporaryFile;
+          if (tmpfile->open()) {
+            filePath = tmpfile->fileName().toStdString();
+          }
+          delete tmpfile;
+          FILE *file = fopen(filePath.c_str(), "w");
+          if(!file){
+            std::cout << "Error: could not open temporary file...\n";
+            return;
+          }
+          // Initilization required by libcurl
+          curl = curl_easy_init();
+          if(!curl){
+            std::cout << "Error: Failed to init curl...\n";
+            fclose(file);
+            return;
+          }
+          // Set url to download
+          curl_easy_setopt(curl, CURLOPT_URL, (void*) url.toStdString().c_str());
+          // Define our callback to get called when there's data to be written
+          curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, misc::my_fwrite);
+          // Set destination file
+          curl_easy_setopt(curl, CURLOPT_WRITEDATA, file);
+          // Some SSL mambo jambo
+          curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, FALSE);
+          curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0);
+          // We want error message:
+          char errorBuffer[CURL_ERROR_SIZE];
+          return_code = curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, errorBuffer);
+          if(return_code){
+            std::cout << "Error: failed to set error buffer in curl\n";
+            fclose(file);
+            QFile::remove(filePath.c_str());
+            return;
+          }
+          // Perform Download
+          return_code = curl_easy_perform(curl);
+          // Cleanup
+          curl_easy_cleanup(curl);
+          // Close tmp file
+          fclose(file);
+          emit downloadFinished(url, QString(filePath.c_str()), return_code, QString(errorBuffer));
+        }else{
+          mutex.unlock();
+          break;
+        }
+      }
+    }
+};
+
+#endif