Big restructuring of the RSS code

Dropped Qt 4.4 support

src/rss/rssmanager.cpp

@@ -0,0 +1,142 @@
+/*
+ * Bittorrent Client using Qt4 and libtorrent.
+ * Copyright (C) 2010  Christophe Dumez, Arnaud Demaiziere
+ *
+ * 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.
+ *
+ * In addition, as a special exception, the copyright holders give permission to
+ * link this program with the OpenSSL project's "OpenSSL" library (or with
+ * modified versions of it that use the same license as the "OpenSSL" library),
+ * and distribute the linked executables. You must obey the GNU General Public
+ * License in all respects for all of the code used other than "OpenSSL".  If you
+ * modify file(s), you may extend this exception to your version of the file(s),
+ * but you are not obligated to do so. If you do not wish to do so, delete this
+ * exception statement from your version.
+ *
+ * Contact: chris@qbittorrent.org, arnaud@qbittorrent.org
+ */
+
+#include "rssmanager.h"
+#include "preferences.h"
+#include "qbtsession.h"
+#include "rssfeed.h"
+#include "rssarticle.h"
+
+RssManager::RssManager(Bittorrent *BTSession): RssFolder(0, this, BTSession, QString::null) {
+  loadStreamList();
+  connect(&newsRefresher, SIGNAL(timeout()), this, SLOT(refreshAll()));
+  refreshInterval = Preferences::getRSSRefreshInterval();
+  newsRefresher.start(refreshInterval*60000);
+}
+
+RssManager::~RssManager(){
+  qDebug("Deleting RSSManager");
+  saveStreamList();
+  qDebug("RSSManager deleted");
+}
+
+void RssManager::updateRefreshInterval(unsigned int val){
+  if(refreshInterval != val) {
+    refreshInterval = val;
+    newsRefresher.start(refreshInterval*60000);
+    qDebug("New RSS refresh interval is now every %dmin", refreshInterval);
+  }
+}
+
+void RssManager::loadStreamList(){
+  QIniSettings settings("qBittorrent", "qBittorrent");
+  QStringList streamsUrl = settings.value("Rss/streamList").toStringList();
+  QStringList aliases =  settings.value("Rss/streamAlias").toStringList();
+  if(streamsUrl.size() != aliases.size()){
+    std::cerr << "Corrupted Rss list, not loading it\n";
+    return;
+  }
+  unsigned int i = 0;
+  foreach(QString s, streamsUrl){
+    QStringList path = s.split("\\");
+    if(path.empty()) continue;
+    QString feed_url = path.takeLast();
+    // Create feed path (if it does not exists)
+    RssFolder * feed_parent = this;
+    foreach(QString folder_name, path) {
+      feed_parent = feed_parent->addFolder(folder_name);
+    }
+    // Create feed
+    RssFeed *stream = feed_parent->addStream(feed_url);
+    QString alias = aliases.at(i);
+    if(!alias.isEmpty()) {
+      stream->rename(alias);
+    }
+    ++i;
+  }
+  qDebug("NB RSS streams loaded: %d", streamsUrl.size());
+}
+
+void RssManager::forwardFeedInfosChanged(QString url, QString aliasOrUrl, unsigned int nbUnread) {
+  emit feedInfosChanged(url, aliasOrUrl, nbUnread);
+}
+
+void RssManager::forwardFeedIconChanged(QString url, QString icon_path) {
+  emit feedIconChanged(url, icon_path);
+}
+
+void RssManager::moveFile(RssFile* file, RssFolder* dest_folder) {
+  RssFolder* src_folder = file->getParent();
+  if(dest_folder != src_folder) {
+    // Copy to new Folder
+    dest_folder->addFile(file);
+    // Remove reference in old folder
+    src_folder->remove(file->getID());
+  } else {
+    qDebug("Nothing to move, same destination folder");
+  }
+}
+
+void RssManager::saveStreamList(){
+  QStringList streamsUrl;
+  QStringList aliases;
+  const QList<RssFeed*> streams = getAllFeeds();
+  foreach(const RssFeed *stream, streams) {
+    QString stream_path = stream->getPath().join("\\");
+    if(stream_path.isNull()) {
+      stream_path = "";
+    }
+    qDebug("Saving stream path: %s", qPrintable(stream_path));
+    streamsUrl << stream_path;
+    aliases << stream->getName();
+  }
+  QIniSettings settings("qBittorrent", "qBittorrent");
+  settings.beginGroup("Rss");
+  // FIXME: Empty folder are not saved
+  settings.setValue("streamList", streamsUrl);
+  settings.setValue("streamAlias", aliases);
+  settings.endGroup();
+}
+
+void RssManager::insertSortElem(QList<RssArticle*> &list, RssArticle *item) {
+  int i = 0;
+  while(i < list.size() && item->getDate() < list.at(i)->getDate()) {
+    ++i;
+  }
+  list.insert(i, item);
+}
+
+QList<RssArticle*> RssManager::sortNewsList(const QList<RssArticle*>& news_list) {
+  QList<RssArticle*> new_list;
+  foreach(RssArticle *item, news_list) {
+    insertSortElem(new_list, item);
+  }
+  return new_list;
+}