From 43a6740b489b619d3d4ab5109ce03b17b3f5c717 Mon Sep 17 00:00:00 2001
From: ppkt <github@ppkt.eu>
Date: Sun, 24 Aug 2014 10:44:27 +0200
Subject: [PATCH] Remove unavailable items from playlist

---
 src/playlist/playlist.cpp        | 15 +++++++++++++++
 src/playlist/playlist.h          |  1 +
 src/playlist/playlistmanager.cpp |  4 ++++
 src/playlist/playlistmanager.h   |  2 ++
 src/ui/mainwindow.cpp            |  3 +++
 src/ui/mainwindow.ui             |  6 ++++++
 6 files changed, 31 insertions(+)

diff --git a/src/playlist/playlist.cpp b/src/playlist/playlist.cpp
index f532598d8..5f7ab37f1 100644
--- a/src/playlist/playlist.cpp
+++ b/src/playlist/playlist.cpp
@@ -2109,6 +2109,21 @@ void Playlist::RemoveDuplicateSongs() {
   removeRows(rows_to_remove);
 }
 
+void Playlist::RemoveUnavailableSongs() {
+  QList<int> rows_to_remove;
+  for (int row = 0; row < items_.count(); ++row) {
+    PlaylistItemPtr item = items_[row];
+    const Song& song = item->Metadata();
+
+    // check only local files
+    if (song.url().isLocalFile() && !QFile::exists(song.url().toLocalFile())) {
+      rows_to_remove.append(row);
+    }
+  }
+
+  removeRows(rows_to_remove);
+}
+
 bool Playlist::ApplyValidityOnCurrentSong(const QUrl& url, bool valid) {
   PlaylistItemPtr current = current_item();
 
diff --git a/src/playlist/playlist.h b/src/playlist/playlist.h
index 104e7cd15..a21da6c7f 100644
--- a/src/playlist/playlist.h
+++ b/src/playlist/playlist.h
@@ -314,6 +314,7 @@ class Playlist : public QAbstractListModel {
 
   void Clear();
   void RemoveDuplicateSongs();
+  void RemoveUnavailableSongs();
   void Shuffle();
 
   void ShuffleModeChanged(PlaylistSequence::ShuffleMode mode);
diff --git a/src/playlist/playlistmanager.cpp b/src/playlist/playlistmanager.cpp
index 50cc2404b..d59aaba0b 100644
--- a/src/playlist/playlistmanager.cpp
+++ b/src/playlist/playlistmanager.cpp
@@ -336,6 +336,10 @@ void PlaylistManager::RemoveDuplicatesCurrent() {
   current()->RemoveDuplicateSongs();
 }
 
+void PlaylistManager::RemoveUnavailableCurrent() {
+  current()->RemoveUnavailableSongs();
+}
+
 void PlaylistManager::SetActivePlaying() { active()->Playing(); }
 
 void PlaylistManager::SetActivePaused() { active()->Paused(); }
diff --git a/src/playlist/playlistmanager.h b/src/playlist/playlistmanager.h
index a9b5a9af4..2a911aee1 100644
--- a/src/playlist/playlistmanager.h
+++ b/src/playlist/playlistmanager.h
@@ -95,6 +95,7 @@ class PlaylistManagerInterface : public QObject {
   virtual void ClearCurrent() = 0;
   virtual void ShuffleCurrent() = 0;
   virtual void RemoveDuplicatesCurrent() = 0;
+  virtual void RemoveUnavailableCurrent() = 0;
   virtual void SetActivePlaying() = 0;
   virtual void SetActivePaused() = 0;
   virtual void SetActiveStopped() = 0;
@@ -204,6 +205,7 @@ class PlaylistManager : public PlaylistManagerInterface {
   void ClearCurrent();
   void ShuffleCurrent();
   void RemoveDuplicatesCurrent();
+  void RemoveUnavailableCurrent();
   void SetActiveStreamMetadata(const QUrl& url, const Song& song);
   // Rate current song using 0.0 - 1.0 scale.
   void RateCurrentSong(double rating);
diff --git a/src/ui/mainwindow.cpp b/src/ui/mainwindow.cpp
index 03cf0e991..714e46ace 100644
--- a/src/ui/mainwindow.cpp
+++ b/src/ui/mainwindow.cpp
@@ -368,6 +368,8 @@ MainWindow::MainWindow(Application* app, SystemTrayIcon* tray_icon, OSD* osd,
           app_->playlist_manager(), SLOT(ClearCurrent()));
   connect(ui_->action_remove_duplicates, SIGNAL(triggered()),
           app_->playlist_manager(), SLOT(RemoveDuplicatesCurrent()));
+  connect(ui_->action_remove_unavailable, SIGNAL(triggered()),
+          app_->playlist_manager(), SLOT(RemoveUnavailableCurrent()));
   connect(ui_->action_remove_from_playlist, SIGNAL(triggered()),
           SLOT(PlaylistRemoveCurrent()));
   connect(ui_->action_edit_track, SIGNAL(triggered()), SLOT(EditTracks()));
@@ -626,6 +628,7 @@ MainWindow::MainWindow(Application* app, SystemTrayIcon* tray_icon, OSD* osd,
   playlist_menu_->addAction(ui_->action_clear_playlist);
   playlist_menu_->addAction(ui_->action_shuffle);
   playlist_menu_->addAction(ui_->action_remove_duplicates);
+  playlist_menu_->addAction(ui_->action_remove_unavailable);
 
 #ifdef Q_OS_DARWIN
   ui_->action_shuffle->setShortcut(QKeySequence());
diff --git a/src/ui/mainwindow.ui b/src/ui/mainwindow.ui
index e926e841f..84b819bb9 100644
--- a/src/ui/mainwindow.ui
+++ b/src/ui/mainwindow.ui
@@ -444,6 +444,7 @@
     <addaction name="action_clear_playlist"/>
     <addaction name="action_shuffle"/>
     <addaction name="action_remove_duplicates"/>
+    <addaction name="action_remove_unavailable"/>
    </widget>
    <widget class="QMenu" name="menu_help">
     <property name="title">
@@ -849,6 +850,11 @@
     <string>Rip audio CD...</string>
    </property>
   </action>
+  <action name="action_remove_unavailable">
+   <property name="text">
+    <string>Remove unavailable tracks from playlist</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <customwidgets>