/// <summary>
/// Adds GPS destination location URL metadata item to the <see cref="IGalleryObject.MetadataItems" />
/// collection of <paramref name="galleryObject" />. If the gallery object's metadata does not contain GPS data or the
/// visibility of the GPS map link is turned off, no action is taken.
/// </summary>
/// <param name="galleryObject">The gallery object.</param>
/// <param name="metadataDisplaySettings">The metadata display settings.</param>
/// <remarks>The metadata item is added with <see cref="IGalleryObjectMetadataItem.HasChanges" /> = <c>false</c> to prevent it
/// from getting persisted to the database. This allows the hyperlink to be regenerated from the template, thus incorporating the
/// most recent template and other media object properties (such as title). Because the item is linked to the media object, it is
/// automatically included in the cache of media objects.
/// This function is identical to <see cref="AddGpsLocationWithMapLink" /> except it uses the primary (not destination) GPS settings.</remarks>
private static void AddGpsDestLocationWithMapLink(IGalleryObject galleryObject, IMetadataDefinitionCollection metadataDisplaySettings)
{
if (!metadataDisplaySettings.Find(FormattedMetadataItemName.GpsDestLocationWithMapLink).IsVisible)
{
return; // The map link is disabled, so there is nothing to do.
}
IGalleryObjectMetadataItemCollection metadata = galleryObject.MetadataItems;
IGalleryObjectMetadataItem gpsLocation;
if (metadata.TryGetMetadataItem(FormattedMetadataItemName.GpsDestLocation, out gpsLocation) && (!metadata.Contains(FormattedMetadataItemName.GpsDestLocationWithMapLink)))
{
// We have a GPS location but have not yet created the URL'd version. Do so now and add it to the collection.
IGalleryObjectMetadataItem latitude;
IGalleryObjectMetadataItem longitude;
bool foundLatitude = metadata.TryGetMetadataItem(FormattedMetadataItemName.GpsDestLatitude, out latitude);
bool foundLongitude = metadata.TryGetMetadataItem(FormattedMetadataItemName.GpsDestLongitude, out longitude);
if (foundLatitude && foundLongitude)
{
string url = GetGpsMapUrl(galleryObject, latitude.Value, longitude.Value, gpsLocation.Value);
if (!String.IsNullOrEmpty(url))
{
// Add to meta collection. Specify false for HasChanges to prevent it from getting persisted back to the database.
galleryObject.MetadataItems.AddNew(int.MinValue, FormattedMetadataItemName.GpsDestLocationWithMapLink, Resources.GalleryServerPro.Metadata_GpsDestLocationWithMapLink, url, false);
}
}
}
}
private void AddExifMetadata(IGalleryObjectMetadataItemCollection metadataItems)
{
foreach (FormattedMetadataItemName metadataItemName in Enum.GetValues(typeof(FormattedMetadataItemName)))
{
IGalleryObjectMetadataItem mdi = null;
switch (metadataItemName)
{
case FormattedMetadataItemName.Author: mdi = GetStringMetadataItem(RawMetadataItemName.Artist, FormattedMetadataItemName.Author, Resources.Metadata_Author); break;
case FormattedMetadataItemName.CameraModel: mdi = GetStringMetadataItem(RawMetadataItemName.EquipModel, FormattedMetadataItemName.CameraModel, Resources.Metadata_CameraModel); break;
case FormattedMetadataItemName.ColorRepresentation: mdi = GetColorRepresentationMetadataItem(); break;
case FormattedMetadataItemName.Comment: mdi = GetStringMetadataItem(RawMetadataItemName.ExifUserComment, FormattedMetadataItemName.Comment, Resources.Metadata_Comment); break;
case FormattedMetadataItemName.Copyright: mdi = GetStringMetadataItem(RawMetadataItemName.Copyright, FormattedMetadataItemName.Copyright, Resources.Metadata_Copyright); break;
case FormattedMetadataItemName.DatePictureTaken: mdi = GetDatePictureTakenMetadataItem(); break;
case FormattedMetadataItemName.Description: mdi = GetStringMetadataItem(RawMetadataItemName.ImageDescription, FormattedMetadataItemName.Description, Resources.Metadata_Description); break;
case FormattedMetadataItemName.Dimensions: mdi = GetDimensionsMetadataItem(); break;
case FormattedMetadataItemName.EquipmentManufacturer: mdi = GetStringMetadataItem(RawMetadataItemName.EquipMake, FormattedMetadataItemName.EquipmentManufacturer, Resources.Metadata_EquipmentManufacturer); break;
case FormattedMetadataItemName.ExposureCompensation: mdi = GetExposureCompensationMetadataItem(); break;
case FormattedMetadataItemName.ExposureProgram: mdi = GetExposureProgramMetadataItem(); break;
case FormattedMetadataItemName.ExposureTime: mdi = GetExposureTimeMetadataItem(); break;
case FormattedMetadataItemName.FlashMode: mdi = GetFlashModeMetadataItem(); break;
case FormattedMetadataItemName.FNumber: mdi = GetFNumberMetadataItem(); break;
case FormattedMetadataItemName.FocalLength: mdi = GetFocalLengthMetadataItem(); break;
case FormattedMetadataItemName.Height: mdi = GetHeightMetadataItem(); break;
case FormattedMetadataItemName.HorizontalResolution: mdi = GetXResolutionMetadataItem(); break;
case FormattedMetadataItemName.IsoSpeed: mdi = GetStringMetadataItem(RawMetadataItemName.ExifISOSpeed, FormattedMetadataItemName.IsoSpeed, Resources.Metadata_IsoSpeed); break;
case FormattedMetadataItemName.Keywords: break; // No way to access keywords through Exif, so just skip this one
case FormattedMetadataItemName.LensAperture: mdi = GetApertureMetadataItem(); break;
case FormattedMetadataItemName.LightSource: mdi = GetLightSourceMetadataItem(); break;
case FormattedMetadataItemName.MeteringMode: mdi = GetMeteringModeMetadataItem(); break;
case FormattedMetadataItemName.Rating: break; // No way to access rating through Exif, so just skip this one
case FormattedMetadataItemName.Subject: break; // No way to access rating through Exif, so just skip this one
case FormattedMetadataItemName.SubjectDistance: mdi = GetStringMetadataItem(RawMetadataItemName.ExifSubjectDist, FormattedMetadataItemName.SubjectDistance, Resources.Metadata_SubjectDistance, String.Concat("{0} ", Resources.Metadata_SubjectDistance_Units)); break;
case FormattedMetadataItemName.Title: mdi = GetStringMetadataItem(RawMetadataItemName.ImageTitle, FormattedMetadataItemName.Title, Resources.Metadata_Title); break;
case FormattedMetadataItemName.VerticalResolution: mdi = GetYResolutionMetadataItem(); break;
case FormattedMetadataItemName.Width: mdi = GetWidthMetadataItem(); break;
default: throw new System.ComponentModel.InvalidEnumArgumentException(string.Format(CultureInfo.CurrentCulture, "The FormattedMetadataItemName enumeration value {0} is not being processed in MediaObjectMetadataExtractor.AddExifMetadata().", metadataItemName.ToString()));
}
if ((mdi != null) && (!metadataItems.Contains(mdi)))
{
metadataItems.Add(mdi);
}
}
}
//private void OutputToDebugWindow()
//{
// foreach (RawMetadataItemName metadataItemName in Enum.GetValues(typeof(RawMetadataItemName)))
// {
// MetadataItem rawMdi;
// if (RawMetadata.TryGetValue(metadataItemName, out rawMdi))
// {
// string rawValue = rawMdi.Value.ToString().Trim().TrimEnd(new char[] {'\0'});
// string msg = String.Format(CultureInfo.CurrentCulture, "{0}: {1} (ID {2}, {3}, {4})", metadataItemName, rawValue, rawMdi.PropertyItem.Id, rawMdi.ExtractedValueType, rawMdi.PropertyTagType);
// System.Diagnostics.Trace.WriteLine(msg);
// }
// }
//}
private void AddExifMetadata(IGalleryObjectMetadataItemCollection metadataItems)
{
//OutputToDebugWindow();
foreach (FormattedMetadataItemName metadataItemName in Enum.GetValues(typeof(FormattedMetadataItemName)))
{
IGalleryObjectMetadataItem mdi = null;
switch (metadataItemName)
{
case FormattedMetadataItemName.Author: mdi = GetStringMetadataItem(RawMetadataItemName.Artist, FormattedMetadataItemName.Author, Resources.Metadata_Author); break;
case FormattedMetadataItemName.CameraModel: mdi = GetStringMetadataItem(RawMetadataItemName.EquipModel, FormattedMetadataItemName.CameraModel, Resources.Metadata_CameraModel); break;
case FormattedMetadataItemName.ColorRepresentation: mdi = GetColorRepresentationMetadataItem(); break;
case FormattedMetadataItemName.Comment: mdi = GetStringMetadataItem(RawMetadataItemName.ExifUserComment, FormattedMetadataItemName.Comment, Resources.Metadata_Comment); break;
case FormattedMetadataItemName.Copyright: mdi = GetStringMetadataItem(RawMetadataItemName.Copyright, FormattedMetadataItemName.Copyright, Resources.Metadata_Copyright); break;
case FormattedMetadataItemName.DatePictureTaken: mdi = GetDatePictureTakenMetadataItem(); break;
case FormattedMetadataItemName.Description: mdi = GetStringMetadataItem(RawMetadataItemName.ImageDescription, FormattedMetadataItemName.Description, Resources.Metadata_Description); break;
case FormattedMetadataItemName.Dimensions: mdi = GetDimensionsMetadataItem(); break;
case FormattedMetadataItemName.EquipmentManufacturer: mdi = GetStringMetadataItem(RawMetadataItemName.EquipMake, FormattedMetadataItemName.EquipmentManufacturer, Resources.Metadata_EquipmentManufacturer); break;
case FormattedMetadataItemName.ExposureCompensation: mdi = GetExposureCompensationMetadataItem(); break;
case FormattedMetadataItemName.ExposureProgram: mdi = GetExposureProgramMetadataItem(); break;
case FormattedMetadataItemName.ExposureTime: mdi = GetExposureTimeMetadataItem(); break;
case FormattedMetadataItemName.FlashMode: mdi = GetFlashModeMetadataItem(); break;
case FormattedMetadataItemName.FNumber: mdi = GetFNumberMetadataItem(); break;
case FormattedMetadataItemName.FocalLength: mdi = GetFocalLengthMetadataItem(); break;
case FormattedMetadataItemName.Height: mdi = GetHeightMetadataItem(); break;
case FormattedMetadataItemName.HorizontalResolution: mdi = GetXResolutionMetadataItem(); break;
case FormattedMetadataItemName.IsoSpeed: mdi = GetStringMetadataItem(RawMetadataItemName.ExifISOSpeed, FormattedMetadataItemName.IsoSpeed, Resources.Metadata_IsoSpeed); break;
case FormattedMetadataItemName.Keywords: break; // No way to access keywords through Exif, so just skip this one
case FormattedMetadataItemName.LensAperture: mdi = GetApertureMetadataItem(); break;
case FormattedMetadataItemName.LightSource: mdi = GetLightSourceMetadataItem(); break;
case FormattedMetadataItemName.MeteringMode: mdi = GetMeteringModeMetadataItem(); break;
case FormattedMetadataItemName.Rating: break; // No way to access rating through Exif, so just skip this one
case FormattedMetadataItemName.Subject: break; // No way to access rating through Exif, so just skip this one
case FormattedMetadataItemName.SubjectDistance: mdi = GetSubjectDistanceMetadataItem(); break;
case FormattedMetadataItemName.Title: mdi = GetStringMetadataItem(RawMetadataItemName.ImageTitle, FormattedMetadataItemName.Title, Resources.Metadata_Title); break;
case FormattedMetadataItemName.VerticalResolution: mdi = GetYResolutionMetadataItem(); break;
case FormattedMetadataItemName.Width: mdi = GetWidthMetadataItem(); break;
}
if ((mdi != null) && (!metadataItems.Contains(mdi)))
{
metadataItems.Add(mdi);
}
}
}
private void AddExifMetadata(IGalleryObjectMetadataItemCollection metadataItems)
{
foreach (FormattedMetadataItemName metadataItemName in Enum.GetValues(typeof(FormattedMetadataItemName)))
{
IGalleryObjectMetadataItem mdi = null;
switch (metadataItemName)
{
case FormattedMetadataItemName.Author: mdi = GetStringMetadataItem(RawMetadataItemName.Artist, FormattedMetadataItemName.Author, Resources.Metadata_Author); break;
case FormattedMetadataItemName.CameraModel: mdi = GetStringMetadataItem(RawMetadataItemName.EquipModel, FormattedMetadataItemName.CameraModel, Resources.Metadata_CameraModel); break;
case FormattedMetadataItemName.ColorRepresentation: mdi = GetColorRepresentationMetadataItem(); break;
case FormattedMetadataItemName.Comment: mdi = GetStringMetadataItem(RawMetadataItemName.ExifUserComment, FormattedMetadataItemName.Comment, Resources.Metadata_Comment); break;
case FormattedMetadataItemName.Copyright: mdi = GetStringMetadataItem(RawMetadataItemName.Copyright, FormattedMetadataItemName.Copyright, Resources.Metadata_Copyright); break;
case FormattedMetadataItemName.DatePictureTaken: mdi = GetDatePictureTakenMetadataItem(); break;
case FormattedMetadataItemName.Description: mdi = GetStringMetadataItem(RawMetadataItemName.ImageDescription, FormattedMetadataItemName.Description, Resources.Metadata_Description); break;
case FormattedMetadataItemName.Dimensions: mdi = GetDimensionsMetadataItem(); break;
case FormattedMetadataItemName.EquipmentManufacturer: mdi = GetStringMetadataItem(RawMetadataItemName.EquipMake, FormattedMetadataItemName.EquipmentManufacturer, Resources.Metadata_EquipmentManufacturer); break;
case FormattedMetadataItemName.ExposureCompensation: mdi = GetExposureCompensationMetadataItem(); break;
case FormattedMetadataItemName.ExposureProgram: mdi = GetExposureProgramMetadataItem(); break;
case FormattedMetadataItemName.ExposureTime: mdi = GetExposureTimeMetadataItem(); break;
case FormattedMetadataItemName.FlashMode: mdi = GetFlashModeMetadataItem(); break;
case FormattedMetadataItemName.FNumber: mdi = GetFNumberMetadataItem(); break;
case FormattedMetadataItemName.FocalLength: mdi = GetFocalLengthMetadataItem(); break;
case FormattedMetadataItemName.Height: mdi = GetHeightMetadataItem(); break;
case FormattedMetadataItemName.HorizontalResolution: mdi = GetXResolutionMetadataItem(); break;
case FormattedMetadataItemName.IsoSpeed: mdi = GetStringMetadataItem(RawMetadataItemName.ExifISOSpeed, FormattedMetadataItemName.IsoSpeed, Resources.Metadata_IsoSpeed); break;
case FormattedMetadataItemName.Keywords: break; // No way to access keywords through Exif, so just skip this one
case FormattedMetadataItemName.LensAperture: mdi = GetApertureMetadataItem(); break;
case FormattedMetadataItemName.LightSource: mdi = GetLightSourceMetadataItem(); break;
case FormattedMetadataItemName.MeteringMode: mdi = GetMeteringModeMetadataItem(); break;
case FormattedMetadataItemName.Rating: break; // No way to access rating through Exif, so just skip this one
case FormattedMetadataItemName.Subject: break; // No way to access rating through Exif, so just skip this one
case FormattedMetadataItemName.SubjectDistance: mdi = GetStringMetadataItem(RawMetadataItemName.ExifSubjectDist, FormattedMetadataItemName.SubjectDistance, Resources.Metadata_SubjectDistance, String.Concat("{0} ", Resources.Metadata_SubjectDistance_Units)); break;
case FormattedMetadataItemName.Title: mdi = GetStringMetadataItem(RawMetadataItemName.ImageTitle, FormattedMetadataItemName.Title, Resources.Metadata_Title); break;
case FormattedMetadataItemName.VerticalResolution: mdi = GetYResolutionMetadataItem(); break;
case FormattedMetadataItemName.Width: mdi = GetWidthMetadataItem(); break;
default: throw new System.ComponentModel.InvalidEnumArgumentException(string.Format(CultureInfo.CurrentCulture, "The FormattedMetadataItemName enumeration value {0} is not being processed in MediaObjectMetadataExtractor.AddExifMetadata().", metadataItemName.ToString()));
}
if ((mdi != null) && (!metadataItems.Contains(mdi)))
{
metadataItems.Add(mdi);
}
}
}
private static void AddMetadataItem(IGalleryObjectMetadataItemCollection metadataItems, GalleryObjectMetadataItem metadataItem)
{
if ((metadataItem != null) && (!metadataItems.Contains(metadataItem)))
{
metadataItems.Add(metadataItem);
}
}
