Merge branch 'release/debian/0.32.1-1'debian/0.32.1-1

5 files changed, 194 insertions, 177 deletions

diff --git a/src/camera/CameraBranch.vala b/src/camera/CameraBranch.vala
index 052f093..83e6a66 100644
--- a/src/camera/CameraBranch.vala
+++ b/src/camera/CameraBranch.vala
@@ -104,7 +104,7 @@ public class Camera.SidebarEntry : Sidebar.SimplePageEntry {
     }
     
     protected override Page create_page() {
-        return new ImportPage(camera.gcamera, uri, get_sidebar_name(), get_sidebar_icon());
+        return new ImportPage(camera);
     }
     
     public string get_uri() {
diff --git a/src/camera/CameraTable.vala b/src/camera/CameraTable.vala
index 5f888ac..172c00a 100644
--- a/src/camera/CameraTable.vala
+++ b/src/camera/CameraTable.vala
@@ -4,20 +4,6 @@
  * (version 2.1 or later).  See the COPYING file in this distribution.
  */
 
-public class DiscoveredCamera {
-    public GPhoto.Camera gcamera;
-    public string uri;
-    public string display_name;
-    public string? icon;
-    
-    public DiscoveredCamera(GPhoto.Camera gcamera, string uri, string display_name, string? icon) {
-        this.gcamera = gcamera;
-        this.uri = uri;
-        this.display_name = display_name;
-        this.icon = icon;
-    }
-}
-
 public class CameraTable {
     private const int UPDATE_DELAY_MSEC = 1000;
     
@@ -119,32 +105,6 @@ public class CameraTable {
         return "gphoto2://[%s]/".printf(port);
     }
     
-    public static string? get_port_path(string port) {
-        // Accepted format is usb:001,005
-        return port.has_prefix("usb:") ? 
-            "/dev/bus/usb/%s".printf(port.substring(4).replace(",", "/")) : null;
-    }
-    
-#if HAVE_UDEV
-    private string? get_name_for_uuid(string uuid) {
-        foreach (Volume volume in volume_monitor.get_volumes()) {
-            if (volume.get_identifier(VolumeIdentifier.UUID) == uuid) {
-                return volume.get_name();
-            }
-        }
-        return null;
-    }
-    
-    private string? get_icon_for_uuid(string uuid) {
-        foreach (Volume volume in volume_monitor.get_volumes()) {
-            if (volume.get_identifier(VolumeIdentifier.UUID) == uuid) {
-                return volume.get_symbolic_icon().to_string();
-            }
-        }
-        return null;
-    }
-#endif
-
     private void update_camera_table() throws GPhotoError {
         // need to do this because virtual ports come and go in the USB world (and probably others)
         GPhoto.PortInfoList port_info_list;
@@ -217,8 +177,6 @@ public class CameraTable {
         // add cameras which were not present before
         foreach (string port in detected_map.keys) {
             string name = detected_map.get(port);
-            string display_name = null;
-            string? icon = null;
             string uri = get_port_uri(port);
 
             if (camera_map.has_key(uri)) {
@@ -227,41 +185,7 @@ public class CameraTable {
                 
                 continue;
             }
-            
-#if HAVE_UDEV
-            // Get display name for camera.
-            string path = get_port_path(port);
-            if (null != path) {
-                GUdev.Device device = client.query_by_device_file(path);
-                string serial = device.get_property("ID_SERIAL_SHORT");
-                if (null != serial) {
-                    // Try to get the name and icon.
-                    display_name = get_name_for_uuid(serial);
-                    icon = get_icon_for_uuid(serial);
-                }
-                if (null == display_name) {
-                    display_name = device.get_sysfs_attr("product");
-                } 
-                if (null == display_name) {
-                    display_name = device.get_property("ID_MODEL");
-                }
-            }
-#endif
-
-            if (port.has_prefix("disk:")) {
-                try {
-                    var mount = File.new_for_path (port.substring(5)).find_enclosing_mount();
-                    var volume = mount.get_volume();
-                    // Translators: First %s is the name of camera as gotten from GPhoto, second is the GVolume name, e.g. Mass storage camera (510MB volume)
-                    display_name = _("%s (%s)").printf (name, volume.get_name ());
-                    icon = volume.get_symbolic_icon().to_string();
 
-                } catch (Error e) { }
-            }
-            if (null == display_name) {
-                // Default to GPhoto detected name.
-                display_name = name;
-            }
             int index = port_info_list.lookup_path(port);
             if (index < 0)
                 do_op((GPhoto.Result) index, "lookup port %s".printf(port));
@@ -283,14 +207,9 @@ public class CameraTable {
             do_op(abilities_list.get_abilities(index, out camera_abilities), 
                 "lookup camera abilities for %s".printf(name));
                 
-            GPhoto.Camera gcamera;
-            do_op(GPhoto.Camera.create(out gcamera), "create camera object for %s".printf(name));
-            do_op(gcamera.set_abilities(camera_abilities), "set camera abilities for %s".printf(name));
-            do_op(gcamera.set_port_info(port_info), "set port info for %s on %s".printf(name, port));
-            
             debug("Adding to camera table: %s @ %s", name, port);
             
-            DiscoveredCamera camera = new DiscoveredCamera(gcamera, uri, display_name, icon);
+            var camera = new DiscoveredCamera(name, port, port_info, camera_abilities);
             camera_map.set(uri, camera);
             
             camera_added(camera);
diff --git a/src/camera/DiscoveredCamera.vala b/src/camera/DiscoveredCamera.vala
new file mode 100644
index 0000000..700af8b
--- /dev/null
+++ b/src/camera/DiscoveredCamera.vala
@@ -0,0 +1,119 @@
+/* Copyright 2016 Software Freedom Conservancy Inc.
+ *
+ * This software is licensed under the GNU Lesser General Public License
+ * (version 2.1 or later).  See the COPYING file in this distribution.
+ */
+
+public class DiscoveredCamera {
+    public GPhoto.Camera gcamera;
+    public string uri;
+    public string display_name;
+    public string? icon;
+
+    private string port;
+    private string camera_name;
+    private string[] mount_uris;
+
+    public DiscoveredCamera(string name, string port, GPhoto.PortInfo port_info, GPhoto.CameraAbilities camera_abilities) throws GPhotoError {
+        this.port = port;
+        this.camera_name = name;
+        this.uri = "gphoto2://[%s]".printf(port);
+
+        this.mount_uris = new string[0];
+        this.mount_uris += this.uri;
+        this.mount_uris += "mtp://[%s]".printf(port);
+
+        var res = GPhoto.Camera.create(out this.gcamera);
+
+        if (res != GPhoto.Result.OK) {
+            throw new GPhotoError.LIBRARY("[%d] Unable to create camera object for %s: %s",
+                (int) res, name, res.as_string());
+        }
+
+        res = gcamera.set_abilities(camera_abilities);
+        if (res != GPhoto.Result.OK) {
+            throw new GPhotoError.LIBRARY("[%d] Unable to set camera abilities for %s: %s",
+                (int) res, name, res.as_string());
+        }
+
+        res = gcamera.set_port_info(port_info);
+        if (res != GPhoto.Result.OK) {
+            throw new GPhotoError.LIBRARY("[%d] Unable to set port infor for %s: %s",
+                (int) res, name, res.as_string());
+        }
+
+        var path = get_port_path(port);
+        if (path != null) {
+            var monitor = VolumeMonitor.get();
+            foreach (var volume in monitor.get_volumes()) {
+                if (volume.get_identifier(VolumeIdentifier.UNIX_DEVICE) == path) {
+                    this.display_name = volume.get_name();
+                    this.icon = volume.get_symbolic_icon().to_string();
+                }
+            }
+
+#if HAVE_UDEV
+            var client = new GUdev.Client(null);
+            var device = client.query_by_device_file(path);
+
+
+            // Create alternative uris (used for unmount)
+            var serial = device.get_property("ID_SERIAL");
+            this.mount_uris += "gphoto2://%s".printf(serial);
+            this.mount_uris += "mtp://%s".printf(serial);
+
+            // Look-up alternative display names
+            if (display_name == null) {
+                display_name = device.get_sysfs_attr("product");
+            }
+
+            if (display_name == null) {
+                display_name = device.get_property("ID_MODEL");
+            }
+#endif
+        }
+
+        if (port.has_prefix("disk:")) {
+            try {
+                var mount = File.new_for_path (port.substring(5)).find_enclosing_mount();
+                var volume = mount.get_volume();
+                if (volume != null) {
+                    // Translators: First %s is the name of camera as gotten from GPhoto, second is the GVolume name, e.g. Mass storage camera (510MB volume)
+                    display_name = _("%s (%s)").printf (name, volume.get_name ());
+                    icon = volume.get_symbolic_icon().to_string();
+                } else {
+                    // Translators: First %s is the name of camera as gotten from GPhoto, second is the GMount name, e.g. Mass storage camera (510MB volume)
+                    display_name = _("%s (%s)").printf (name, mount.get_name ());
+                    icon = mount.get_symbolic_icon().to_string();
+                }
+
+            } catch (Error e) { }
+        }
+
+        if (display_name == null) {
+            this.display_name = camera_name;
+        }
+    }
+
+    public Mount? get_mount() {
+        foreach (var uri in this.mount_uris) {
+            var f = File.new_for_uri(uri);
+            try {
+                var mount = f.find_enclosing_mount(null);
+                if (mount != null)
+                    return mount;
+            } catch (Error error) {}
+        }
+
+        return null;
+    }
+
+    private string? get_port_path(string port) {
+        // Accepted format is usb:001,005
+        return port.has_prefix("usb:") ? 
+            "/dev/bus/usb/%s".printf(port.substring(4).replace(",", "/")) : null;
+    }
+ 
+}
+
+
diff --git a/src/camera/GPhoto.vala b/src/camera/GPhoto.vala
index 9bcb151..702f307 100644
--- a/src/camera/GPhoto.vala
+++ b/src/camera/GPhoto.vala
@@ -93,7 +93,7 @@ namespace GPhoto {
     }
 
     // For CameraFileInfoFile, CameraFileInfoPreview, and CameraStorageInformation.  See:
-    // http://redmine.yorba.org/issues/1851
+    // https://bugzilla.gnome.org/show_bug.cgi?id=716252
     // https://bugzilla.redhat.com/show_bug.cgi?id=585676
     // https://sourceforge.net/tracker/?func=detail&aid=3000198&group_id=8874&atid=108874
     public const int MAX_FILENAME_LENGTH = 63;
@@ -129,11 +129,10 @@ namespace GPhoto {
 
     // Libgphoto will in some instances refuse to get metadata from a camera, but the camera is accessible as a
     // filesystem.  In these cases shotwell can access the file directly. See:
-    // http://redmine.yorba.org/issues/2959
+    // https://bugzilla.gnome.org/show_bug.cgi?id=716915
     public PhotoMetadata? get_fallback_metadata(Camera camera, Context context, string folder, string filename) {
         // Fixme: Why do we need to query get_storageinfo here first?
         GPhoto.CameraStorageInformation[] sifs = null;
-        int count = 0;
         camera.get_storageinfo(out sifs, context);
         
         GPhoto.PortInfo port_info;
diff --git a/src/camera/ImportPage.vala b/src/camera/ImportPage.vala
index 84d7cbe..a5d3b4e 100644
--- a/src/camera/ImportPage.vala
+++ b/src/camera/ImportPage.vala
@@ -21,13 +21,13 @@ abstract class ImportSource : ThumbnailSource, Indexable {
     private string folder;
     private string filename;
     private ulong file_size;
-    private time_t modification_time;
+    private DateTime modification_time;
     private Gdk.Pixbuf? preview = null;
     private string? indexable_keywords = null;
     
     protected ImportSource(string camera_name, GPhoto.Camera camera, int fsid, string folder,
-        string filename, ulong file_size, time_t modification_time) {
-        this.camera_name = camera_name;
+        string filename, ulong file_size, DateTime modification_time) {
+        this.camera_name =camera_name;
         this.camera = camera;
         this.fsid = fsid;
         this.folder = folder;
@@ -65,7 +65,7 @@ abstract class ImportSource : ThumbnailSource, Indexable {
         return file_size;
     }
     
-    public time_t get_modification_time() {
+    public DateTime get_modification_time() {
         return modification_time;
     }
     
@@ -73,7 +73,7 @@ abstract class ImportSource : ThumbnailSource, Indexable {
         return preview;
     }
 
-    public virtual time_t get_exposure_time() {
+    public virtual DateTime get_exposure_time() {
         return get_modification_time();
     }
 
@@ -110,7 +110,7 @@ abstract class ImportSource : ThumbnailSource, Indexable {
 
 class VideoImportSource : ImportSource {
     public VideoImportSource(string camera_name, GPhoto.Camera camera, int fsid, string folder, 
-        string filename, ulong file_size, time_t modification_time) {
+        string filename, ulong file_size, DateTime modification_time) {
         base(camera_name, camera, fsid, folder, filename, file_size, modification_time);
     }
     
@@ -159,7 +159,7 @@ class PhotoImportSource : ImportSource {
     private PhotoImportSource? associated = null; // JPEG source for RAW+JPEG
     
     public PhotoImportSource(string camera_name, GPhoto.Camera camera, int fsid, string folder, 
-        string filename, ulong file_size, time_t modification_time, PhotoFileFormat file_format) {
+        string filename, ulong file_size, DateTime modification_time, PhotoFileFormat file_format) {
         base(camera_name, camera, fsid, folder, filename, file_size, modification_time);
         this.file_format = file_format;
     }
@@ -200,7 +200,7 @@ class PhotoImportSource : ImportSource {
         this.exif_md5 = exif_md5;
     }
 
-    public override time_t get_exposure_time() {
+    public override DateTime get_exposure_time() {
         if (metadata == null)
             return get_modification_time();
         
@@ -340,10 +340,10 @@ class ImportPreview : MediaSourceItem {
                     if (duplicated_photo_id.is_valid()) {
                         // Check exposure timestamp
                         LibraryPhoto duplicated_photo = LibraryPhoto.global.fetch(duplicated_photo_id);
-                        time_t photo_exposure_time = photo_import_source.get_exposure_time();
-                        time_t duplicated_photo_exposure_time = duplicated_photo.get_exposure_time();
+                        DateTime photo_exposure_time = photo_import_source.get_exposure_time();
+                        DateTime duplicated_photo_exposure_time = duplicated_photo.get_exposure_time();
                         
-                        if (photo_exposure_time == duplicated_photo_exposure_time) {
+                        if (photo_exposure_time.equal(duplicated_photo_exposure_time)) {
                             duplicated_file = DuplicatedFile.create_from_photo_id(
                                 LibraryPhoto.global.get_basename_filesize_duplicate(
                                 get_import_source().get_filename(), (int64) filesize));
@@ -485,7 +485,7 @@ public class ImportPage : CheckerboardPage {
         private string filename;
         private uint64 filesize;
         private PhotoMetadata metadata;
-        private time_t exposure_time;
+        private DateTime exposure_time;
         private CameraImportJob? associated = null;
         private BackingPhotoRow? associated_file = null;
         private DuplicatedFile? duplicated_file;
@@ -503,12 +503,13 @@ public class ImportPage : CheckerboardPage {
             assert(fulldir != null);
             filename = import_file.get_filename();
             filesize = import_file.get_filesize();
-            metadata = (import_file is PhotoImportSource) ?
-                (import_file as PhotoImportSource).get_metadata() : null;
+            var photo_import_source = import_file as PhotoImportSource;
+            metadata = (photo_import_source != null) ?
+                photo_import_source.get_metadata() : null;
             exposure_time = import_file.get_exposure_time();
         }
         
-        public time_t get_exposure_time() {
+        public DateTime get_exposure_time() {
             return exposure_time;
         }
         
@@ -516,8 +517,8 @@ public class ImportPage : CheckerboardPage {
             return duplicated_file;
         }
 
-        public override time_t get_exposure_time_override() {
-            return (import_file is VideoImportSource) ? get_exposure_time() : 0;
+        public override DateTime? get_exposure_time_override() {
+            return (import_file is VideoImportSource) ? get_exposure_time() : null;
         }
         
         public override string get_dest_identifier() {
@@ -682,16 +683,13 @@ public class ImportPage : CheckerboardPage {
     private Gtk.Label camera_label = new Gtk.Label(null);
     private Gtk.CheckButton hide_imported;
     private Gtk.ProgressBar progress_bar = new Gtk.ProgressBar();
-    private GPhoto.Camera camera;
-    private string uri;
+    private DiscoveredCamera dcamera;
     private bool busy = false;
     private bool refreshed = false;
     private GPhoto.Result refresh_result = GPhoto.Result.OK;
     private string refresh_error = null;
-    private string camera_name;
     private VolumeMonitor volume_monitor = null;
     private ImportPage? local_ref = null;
-    private string? icon;
     private ImportPageSearchViewFilter search_filter = new ImportPageSearchViewFilter();
     private HideImportedViewFilter hide_imported_filter = new HideImportedViewFilter();
     private CameraViewTracker tracker;
@@ -707,28 +705,15 @@ public class ImportPage : CheckerboardPage {
         LIBRARY_ERROR
     }
     
-    public ImportPage(GPhoto.Camera camera, string uri, string? display_name = null, string? icon = null) {
+    public ImportPage(DiscoveredCamera dcamera) {
         base(_("Camera"));
-        this.camera = camera;
-        this.uri = uri;
-        this.import_sources = new ImportSourceCollection("ImportSources for %s".printf(uri));
-        this.icon = icon;
+        this.dcamera = dcamera;
+        this.import_sources = new ImportSourceCollection("ImportSources for %s".printf(dcamera.uri));
         
         tracker = new CameraViewTracker(get_view());
         
-        // Get camera name.
-        if (null != display_name) {
-            camera_name = display_name;
-        } else {
-            GPhoto.CameraAbilities abilities;
-            GPhoto.Result res = camera.get_abilities(out abilities);
-            if (res != GPhoto.Result.OK) {
-                debug("Unable to get camera abilities: %s", res.to_full_string());
-                camera_name = _("Camera");
-            }
-        }
-        camera_label.set_text(camera_name);
-        set_page_name(camera_name);
+        camera_label.set_text(dcamera.display_name);
+        set_page_name(dcamera.display_name);
         
         // Mount.unmounted signal is *only* fired when a VolumeMonitor has been instantiated.
         this.volume_monitor = VolumeMonitor.get();
@@ -846,6 +831,14 @@ public class ImportPage : CheckerboardPage {
         return tracker;
     }
 
+    protected override string get_view_empty_icon() {
+        if (this.dcamera.icon != null) {
+            return this.dcamera.icon;
+        }
+
+        return "camera-photo-symbolic";
+    }
+
     protected override string get_view_empty_message() {
         return _("The camera seems to be empty. No photos/videos found to import");
     }
@@ -855,8 +848,8 @@ public class ImportPage : CheckerboardPage {
     }
 
     private static int64 preview_comparator(void *a, void *b) {
-        return ((ImportPreview *) a)->get_import_source().get_exposure_time()
-            - ((ImportPreview *) b)->get_import_source().get_exposure_time();
+        return nullsafe_date_time_comperator(((ImportPreview *) a)->get_import_source().get_exposure_time(),
+        ((ImportPreview *) b)->get_import_source().get_exposure_time());
     }
     
     private static bool preview_comparator_predicate(DataObject object, Alteration alteration) {
@@ -864,7 +857,7 @@ public class ImportPage : CheckerboardPage {
     }
     
     private int64 import_job_comparator(void *a, void *b) {
-        return ((CameraImportJob *) a)->get_exposure_time() - ((CameraImportJob *) b)->get_exposure_time();
+        return nullsafe_date_time_comperator(((CameraImportJob *) a)->get_exposure_time(), ((CameraImportJob *) b)->get_exposure_time());
     }
     
     protected override void init_collect_ui_filenames(Gee.List<string> ui_filenames) {
@@ -896,11 +889,11 @@ public class ImportPage : CheckerboardPage {
     }
 
     public GPhoto.Camera get_camera() {
-        return camera;
+        return dcamera.gcamera;
     }
     
     public string get_uri() {
-        return uri;
+        return dcamera.uri;
     }
     
     public bool is_busy() {
@@ -998,27 +991,9 @@ public class ImportPage : CheckerboardPage {
                 }
                 
                 // if locked because it's mounted, offer to unmount
-                debug("Checking if %s is mounted…", uri);
+                debug("Checking if %s is mounted…", dcamera.uri);
 
-                File uri = File.new_for_uri(uri);
-
-                Mount mount = null;
-                try {
-                    mount = uri.find_enclosing_mount(null);
-                } catch (Error err) {
-                    // error means not mounted
-                }
-
-                // Could not find mount for gphoto2://, re-try with mtp://
-                // It seems some devices are mounted using MTP and not gphoto2 daemon
-                if (mount == null && this.uri.has_prefix("gphoto2")) {
-                    uri = File.new_for_uri("mtp" + this.uri.substring(7));
-                    try {
-                        mount = uri.find_enclosing_mount(null);
-                    } catch (Error err) {
-                        // error means not mounted
-                    }
-                }
+                var mount = dcamera.get_mount();
                 
                 if (mount != null) {
                     // it's mounted, offer to unmount for the user
@@ -1128,7 +1103,7 @@ public class ImportPage : CheckerboardPage {
      * @param search_target The name of the directory to look for.
      */
     private bool check_directory_exists(int fsid, string dir, string search_target) {
-        string? fulldir = get_fulldir(camera, camera_name, fsid, dir);
+        string? fulldir = get_fulldir(dcamera.gcamera, dcamera.display_name, fsid, dir);
         GPhoto.Result result;
         GPhoto.CameraList folders;
 
@@ -1138,7 +1113,7 @@ public class ImportPage : CheckerboardPage {
             return false;
         }
 
-        result = camera.list_folders(fulldir, folders, spin_idle_context.context);
+        result = dcamera.gcamera.list_folders(fulldir, folders, spin_idle_context.context);
         if (result != GPhoto.Result.OK) {
             // fetching the list failed - can't determine whether specified dir is present
             return false;
@@ -1167,7 +1142,7 @@ public class ImportPage : CheckerboardPage {
         update_status(busy, false);
         
         refresh_error = null;
-        refresh_result = camera.init(spin_idle_context.context);
+        refresh_result = dcamera.gcamera.init(spin_idle_context.context);
 
         // If we fail to claim the device, we might have run into a conflict
         // with gvfs-gphoto2-volume-monitor. Back off, try again after
@@ -1209,7 +1184,7 @@ public class ImportPage : CheckerboardPage {
         Gee.ArrayList<ImportSource> import_list = new Gee.ArrayList<ImportSource>();
         
         GPhoto.CameraStorageInformation[] sifs = null;
-        refresh_result = camera.get_storageinfo(out sifs, spin_idle_context.context);
+        refresh_result = dcamera.gcamera.get_storageinfo(out sifs, spin_idle_context.context);
         if (refresh_result == GPhoto.Result.OK) {
             for (int fsid = 0; fsid < sifs.length; fsid++) {
                 // Check well-known video and image paths first to prevent accidental
@@ -1302,7 +1277,7 @@ public class ImportPage : CheckerboardPage {
         progress_bar.set_text("");
         progress_bar.set_fraction(0.0);
         
-        GPhoto.Result res = camera.exit(spin_idle_context.context);
+        GPhoto.Result res = dcamera.gcamera.exit(spin_idle_context.context);
         if (res != GPhoto.Result.OK) {
             // log but don't fail
             warning("Unable to unlock camera: %s", res.to_full_string());
@@ -1386,7 +1361,7 @@ public class ImportPage : CheckerboardPage {
     }
 
     private bool enumerate_files(int fsid, string dir, Gee.ArrayList<ImportSource> import_list) {
-        string? fulldir = get_fulldir(camera, camera_name, fsid, dir);
+        string? fulldir = get_fulldir(dcamera.gcamera, dcamera.display_name, fsid, dir);
         if (fulldir == null) {
             warning("Skipping enumerating %s: invalid folder name", dir);
             
@@ -1401,7 +1376,7 @@ public class ImportPage : CheckerboardPage {
             return false;
         }
         
-        refresh_result = camera.list_files(fulldir, files, spin_idle_context.context);
+        refresh_result = dcamera.gcamera.list_files(fulldir, files, spin_idle_context.context);
         if (refresh_result != GPhoto.Result.OK) {
             warning("Unable to list files in %s: %s", fulldir, refresh_result.to_full_string());
             
@@ -1424,7 +1399,7 @@ public class ImportPage : CheckerboardPage {
             
             try {
                 GPhoto.CameraFileInfo info;
-                if (!GPhoto.get_info(spin_idle_context.context, camera, fulldir, filename, out info)) {
+                if (!GPhoto.get_info(spin_idle_context.context, dcamera.gcamera, fulldir, filename, out info)) {
                     warning("Skipping import of %s/%s: name too long", fulldir, filename);
                     
                     continue;
@@ -1438,8 +1413,8 @@ public class ImportPage : CheckerboardPage {
                 }
                 
                 if (VideoReader.is_supported_video_filename(filename)) {
-                    VideoImportSource video_source = new VideoImportSource(camera_name, camera,
-                        fsid, dir, filename, info.file.size, info.file.mtime);
+                    VideoImportSource video_source = new VideoImportSource(dcamera.display_name, dcamera.gcamera,
+                        fsid, dir, filename, info.file.size, new DateTime.from_unix_utc(info.file.mtime));
                     import_list.add(video_source);
                 } else {
                     // determine file format from type, and then from file extension
@@ -1454,8 +1429,8 @@ public class ImportPage : CheckerboardPage {
                             continue;
                         }
                     }
-                    import_list.add(new PhotoImportSource(camera_name, camera, fsid, dir, filename,
-                        info.file.size, info.file.mtime, file_format));
+                    import_list.add(new PhotoImportSource(dcamera.display_name, dcamera.gcamera, fsid, dir, filename,
+                        info.file.size, new DateTime.from_unix_utc(info.file.mtime), file_format));
                 }
                 
                 progress_bar.pulse();
@@ -1479,7 +1454,7 @@ public class ImportPage : CheckerboardPage {
             return false;
         }
         
-        refresh_result = camera.list_folders(fulldir, folders, spin_idle_context.context);
+        refresh_result = dcamera.gcamera.list_folders(fulldir, folders, spin_idle_context.context);
         if (refresh_result != GPhoto.Result.OK) {
             warning("Unable to list folders in %s: %s", fulldir, refresh_result.to_full_string());
             
@@ -1498,8 +1473,12 @@ public class ImportPage : CheckerboardPage {
                 return false;
             }
             
-            if (!enumerate_files(fsid, append_path(dir, subdir), import_list))
-                return false;
+            if (subdir.has_prefix(".")) {
+                debug("Skipping hidden sub-folder %s in %s", subdir, dir);
+            } else {
+                if (!enumerate_files(fsid, append_path(dir, subdir), import_list))
+                    return false;
+            }
         }
         
         return true;
@@ -1575,7 +1554,7 @@ public class ImportPage : CheckerboardPage {
             PhotoMetadata? metadata = null;
             if (!VideoReader.is_supported_video_filename(filename)) {
                 try {
-                    metadata = GPhoto.load_metadata(spin_idle_context.context, camera, fulldir,
+                    metadata = GPhoto.load_metadata(spin_idle_context.context, dcamera.gcamera, fulldir,
                         filename);
                 } catch (Error err) {
                     warning("Unable to fetch metadata for %s/%s: %s", fulldir, filename,
@@ -1604,7 +1583,7 @@ public class ImportPage : CheckerboardPage {
                     preview_fulldir = associated.get_fulldir();
                     preview_filename = associated.get_filename();
                 }
-                preview = GPhoto.load_preview(spin_idle_context.context, camera, preview_fulldir,
+                preview = GPhoto.load_preview(spin_idle_context.context, dcamera.gcamera, preview_fulldir,
                     preview_filename, out preview_md5);
             } catch (Error err) {
                 // only issue the warning message if we're not reading a video. GPhoto is capable
@@ -1621,17 +1600,18 @@ public class ImportPage : CheckerboardPage {
             debug("camera MD5 %s: exif=%s preview=%s", filename, exif_only_md5, preview_md5);
 #endif
 
-            if (import_source is VideoImportSource)
-                (import_source as VideoImportSource).update(preview);
+            var video_import_source = import_source as VideoImportSource;
+            if (video_import_source != null)
+                video_import_source.update(preview);
 
-            if (import_source is PhotoImportSource)
-                (import_source as PhotoImportSource).update(preview, preview_md5, metadata,
-                    exif_only_md5);
+            var photo_import_source = import_source as PhotoImportSource;
+            if (photo_import_source != null)
+                photo_import_source.update(preview, preview_md5, metadata, exif_only_md5);
             
             if (associated != null) {
                 try {
                     PhotoMetadata? associated_metadata = GPhoto.load_metadata(spin_idle_context.context, 
-                        camera, associated.get_fulldir(), associated.get_filename());
+                        dcamera.gcamera, associated.get_fulldir(), associated.get_filename());
                     associated.update(preview, preview_md5, associated_metadata, null);
                 } catch (Error err) {
                     warning("Unable to fetch metadata for %s/%s: %s",  associated.get_fulldir(),
@@ -1671,7 +1651,7 @@ public class ImportPage : CheckerboardPage {
     }
     
     private void import(Gee.Iterable<DataObject> items) {
-        GPhoto.Result res = camera.init(spin_idle_context.context);
+        GPhoto.Result res = dcamera.gcamera.init(spin_idle_context.context);
         if (res != GPhoto.Result.OK) {
             AppWindow.error_message(_("Unable to lock camera: %s").printf(res.to_full_string()));
             
@@ -1712,14 +1692,14 @@ public class ImportPage : CheckerboardPage {
             jobs.add(import_job);
         }
         
-        debug("Importing %d files from %s", jobs.size, camera_name);
+        debug("Importing %d files from %s", jobs.size, dcamera.display_name);
         
         if (jobs.size > 0) {
             // see import_reporter() to see why this is held during the duration of the import
             assert(local_ref == null);
             local_ref = this;
             
-            BatchImport batch_import = new BatchImport(jobs, camera_name, import_reporter,
+            BatchImport batch_import = new BatchImport(jobs, dcamera.display_name, import_reporter,
                 null, already_imported);
             batch_import.import_job_failed.connect(on_import_job_failed);
             batch_import.import_complete.connect(close_import);
@@ -1811,7 +1791,7 @@ public class ImportPage : CheckerboardPage {
     }
 
     private void close_import() {
-        GPhoto.Result res = camera.exit(spin_idle_context.context);
+        GPhoto.Result res = dcamera.gcamera.exit(spin_idle_context.context);
         if (res != GPhoto.Result.OK) {
             // log but don't fail
             message("Unable to unlock camera: %s", res.to_full_string());