/// <summary>
/// Initializes a new instance of the <see cref="MetadataDefinition"/> class.
/// </summary>
/// <param name="metadataItem">The metadata item.</param>
/// <param name="isVisible">If set to <c>true</c> metadata items of this type are to be visible to the user.</param>
/// <param name="sequence">The sequence.</param>
/// <param name="galleryId">The gallery ID.</param>
public MetadataDefinition(FormattedMetadataItemName metadataItem, bool isVisible, int sequence, int galleryId)
{
MetadataItem = metadataItem;
IsVisible = isVisible;
Sequence = sequence;
GalleryId = galleryId;
}
/// <summary>
/// Initializes a new instance of the <see cref="MetadataDefinition"/> class.
/// </summary>
/// <param name="metadataItem">The metadata item.</param>
/// <param name="isVisible">If set to <c>true</c> metadata items of this type are to be visible to the user.</param>
/// <param name="sequence">The sequence.</param>
/// <param name="galleryId">The gallery ID.</param>
public MetadataDefinition(FormattedMetadataItemName metadataItem, bool isVisible, int sequence, int galleryId)
{
MetadataItem = metadataItem;
IsVisible = isVisible;
Sequence = sequence;
GalleryId = galleryId;
}
/// <summary>
/// Create a new <see cref="IGalleryObjectMetadataItem"/> item from the specified parameters and add it to the collection. Return a
/// reference to the new item.
/// </summary>
/// <param name="mediaObjectMetadataId">A value that uniquely indentifies this metadata item.</param>
/// <param name="metadataItemName">The name of this metadata item.</param>
/// <param name="description">The description of the metadata item (e.g. "Exposure time", "Camera model")</param>
/// <param name="value">The value of the metadata item (e.g. "F5.7", "1/500 sec.").</param>
/// <param name="hasChanges">A value indicating whether this metadata item has changes that have not been persisted to the database.</param>
/// <returns>Returns a reference to the new item.</returns>
public IGalleryObjectMetadataItem AddNew(int mediaObjectMetadataId, FormattedMetadataItemName metadataItemName, string description, string value, bool hasChanges)
{
IGalleryObjectMetadataItem metadataItem = new GalleryObjectMetadataItem(mediaObjectMetadataId, metadataItemName, description, value, hasChanges);
Items.Add(metadataItem);
return(metadataItem);
}
/// <summary>
/// Initializes a new instance of the <see cref="GalleryObjectMetadataItem"/> class.
/// </summary>
/// <param name="mediaObjectMetadataId">The value that uniquely indentifies this metadata item.</param>
/// <param name="metadataItemName">Name of the metadata item.</param>
/// <param name="description">The description of the metadata item (e.g. "Exposure time", "Camera model").</param>
/// <param name="value">The value of the metadata item (e.g. "F5.7", "1/500 sec.").</param>
/// <param name="hasChanges">if set to <c>true</c> this object has changes that have not been persisted to the database.</param>
public GalleryObjectMetadataItem(int mediaObjectMetadataId, FormattedMetadataItemName metadataItemName, string description, string value, bool hasChanges)
{
this._mediaObjectMetadataId = mediaObjectMetadataId;
this._metadataItemName = metadataItemName;
this._description = description;
this._value = value;
this._extractFromFileOnSave = false;
this._hasChanges = hasChanges;
}
/// <summary>
/// Initializes a new instance of the <see cref="GalleryObjectMetadataItem"/> class.
/// </summary>
/// <param name="mediaObjectMetadataId">The value that uniquely indentifies this metadata item.</param>
/// <param name="metadataItemName">Name of the metadata item.</param>
/// <param name="description">The description of the metadata item (e.g. "Exposure time", "Camera model").</param>
/// <param name="value">The value of the metadata item (e.g. "F5.7", "1/500 sec.").</param>
/// <param name="hasChanges">if set to <c>true</c> this object has changes that have not been persisted to the database.</param>
public GalleryObjectMetadataItem(int mediaObjectMetadataId, FormattedMetadataItemName metadataItemName, string description, string value, bool hasChanges)
{
this._mediaObjectMetadataId = mediaObjectMetadataId;
this._metadataItemName = metadataItemName;
this._description = description;
this._value = value;
this._extractFromFileOnSave = false;
this._hasChanges = hasChanges;
}
/// <summary>
/// Gets the <see cref="IGalleryObjectMetadataItem"/> object that matches the specified
/// <see cref="GalleryServerPro.Business.Metadata.FormattedMetadataItemName"/>. The <paramref name="metadataItem"/>
/// parameter remains null if no matching object is in the collection.
/// </summary>
/// <param name="metadataName">The <see cref="GalleryServerPro.Business.Metadata.FormattedMetadataItemName"/> of the
/// <see cref="IGalleryObjectMetadataItem"/> to get.</param>
/// <param name="metadataItem">When this method returns, contains the <see cref="IGalleryObjectMetadataItem"/> associated with the
/// specified <see cref="GalleryServerPro.Business.Metadata.FormattedMetadataItemName"/>, if the key is found; otherwise, the
/// parameter remains null. This parameter is passed uninitialized.</param>
/// <returns>
/// Returns true if the <see cref="IGalleryObjectMetadataItemCollection"/> contains an element with the specified
/// <see cref="GalleryServerPro.Business.Metadata.FormattedMetadataItemName"/>; otherwise, false.
/// </returns>
public bool TryGetMetadataItem(FormattedMetadataItemName metadataName, out IGalleryObjectMetadataItem metadataItem)
{
// We know galleryObjectMetadataItems is actually a List<IGalleryObjectMetadataItem> because we passed it to the constructor.
List <IGalleryObjectMetadataItem> galleryObjectMetadataItems = (List <IGalleryObjectMetadataItem>)Items;
metadataItem = galleryObjectMetadataItems.Find(delegate(IGalleryObjectMetadataItem metaItem)
{
return(metaItem.MetadataItemName == metadataName);
});
return(metadataItem != null);
}
private static string GetResource(FormattedMetadataItemName formattedMetadataItemName)
{
const string resourcePrefix = "Metadata_";
return Resources.ResourceManager.GetString(String.Concat(resourcePrefix, formattedMetadataItemName.ToString())) ?? formattedMetadataItemName.ToString();
}
private IGalleryObjectMetadataItem GetStringMetadataItem(RawMetadataItemName sourceRawMetadataName, FormattedMetadataItemName destinationFormattedMetadataName, string metadataDescription, string formatString)
{
IGalleryObjectMetadataItem mdi = null;
MetadataItem rawMdi = null;
if (RawMetadata.TryGetValue(sourceRawMetadataName, out rawMdi))
{
mdi = new GalleryObjectMetadataItem(int.MinValue, destinationFormattedMetadataName, metadataDescription, String.Format(CultureInfo.CurrentCulture, formatString, rawMdi.Value.ToString().TrimEnd(new char[] { '\0' })), true);
}
return(mdi);
}
private IGalleryObjectMetadataItem GetStringMetadataItem(RawMetadataItemName sourceRawMetadataName, FormattedMetadataItemName destinationFormattedMetadataName, string metadataDescription)
{
return(GetStringMetadataItem(sourceRawMetadataName, destinationFormattedMetadataName, metadataDescription, "{0}"));
}
private IGalleryObjectMetadataItem GetStringMetadataItem(RawMetadataItemName sourceRawMetadataName, FormattedMetadataItemName destinationFormattedMetadataName, string metadataDescription, string formatString)
{
IGalleryObjectMetadataItem mdi = null;
MetadataItem rawMdi = null;
if (RawMetadata.TryGetValue(sourceRawMetadataName, out rawMdi))
{
mdi = new GalleryObjectMetadataItem(int.MinValue, destinationFormattedMetadataName, metadataDescription, String.Format(CultureInfo.CurrentCulture, formatString, rawMdi.Value.ToString().TrimEnd(new char[] { '\0' })), true);
}
return mdi;
}
private IGalleryObjectMetadataItem GetStringMetadataItem(RawMetadataItemName sourceRawMetadataName, FormattedMetadataItemName destinationFormattedMetadataName, string metadataDescription)
{
return GetStringMetadataItem(sourceRawMetadataName, destinationFormattedMetadataName, metadataDescription, "{0}");
}
/// <summary>
/// Determines whether the <paramref name="metadataItemName"/> is a member of the collection.
/// </summary>
/// <param name="metadataItemName">The <see cref="Metadata.FormattedMetadataItemName"/> to search for.</param>
/// <returns>Returns <c>true</c> if <paramref name="metadataItemName"/> is in the current collection;
/// otherwise returns <c>false</c>.
/// </returns>
public bool Contains(FormattedMetadataItemName metadataItemName)
{
IGalleryObjectMetadataItem metadataItem;
return(TryGetMetadataItem(metadataItemName, out metadataItem));
}
private static string GetResource(FormattedMetadataItemName formattedMetadataItemName)
{
const string resourcePrefix = "Metadata_";
return(Resources.ResourceManager.GetString(String.Concat(resourcePrefix, formattedMetadataItemName.ToString())) ?? formattedMetadataItemName.ToString());
}
/// <summary>
/// Determines if the <paramref name="item" /> parameter is one of the defined enumerations. This method is more efficient than using
/// <see cref="Enum.IsDefined" />, since <see cref="Enum.IsDefined" /> uses reflection.
/// </summary>
/// <param name="item">An instance of <see cref="FormattedMetadataItemName" /> to test.</param>
/// <returns>Returns true if <paramref name="item" /> is one of the defined items in the enumeration; otherwise returns false.</returns>
public static bool IsValidFormattedMetadataItemName(FormattedMetadataItemName item)
{
switch (item)
{
// Most frequently specified items are at the top
case FormattedMetadataItemName.Title:
case FormattedMetadataItemName.AudioBitRate:
case FormattedMetadataItemName.AudioFormat:
case FormattedMetadataItemName.Author:
case FormattedMetadataItemName.BitRate:
case FormattedMetadataItemName.CameraModel:
case FormattedMetadataItemName.Comment:
case FormattedMetadataItemName.ColorRepresentation:
case FormattedMetadataItemName.Copyright:
case FormattedMetadataItemName.DatePictureTaken:
case FormattedMetadataItemName.Description:
case FormattedMetadataItemName.Dimensions:
case FormattedMetadataItemName.Duration:
case FormattedMetadataItemName.EquipmentManufacturer:
case FormattedMetadataItemName.ExposureCompensation:
case FormattedMetadataItemName.ExposureProgram:
case FormattedMetadataItemName.ExposureTime:
case FormattedMetadataItemName.FlashMode:
case FormattedMetadataItemName.FNumber:
case FormattedMetadataItemName.FocalLength:
case FormattedMetadataItemName.Height:
case FormattedMetadataItemName.HorizontalResolution:
case FormattedMetadataItemName.IsoSpeed:
case FormattedMetadataItemName.Keywords:
case FormattedMetadataItemName.LensAperture:
case FormattedMetadataItemName.LightSource:
case FormattedMetadataItemName.MeteringMode:
case FormattedMetadataItemName.Rating:
case FormattedMetadataItemName.SubjectDistance:
case FormattedMetadataItemName.Subject:
case FormattedMetadataItemName.VerticalResolution:
case FormattedMetadataItemName.VideoBitRate:
case FormattedMetadataItemName.VideoFormat:
case FormattedMetadataItemName.Width:
case FormattedMetadataItemName.FileName:
case FormattedMetadataItemName.FileNameWithoutExtension:
case FormattedMetadataItemName.FileSizeKb:
case FormattedMetadataItemName.DateFileCreated:
case FormattedMetadataItemName.DateFileCreatedUtc:
case FormattedMetadataItemName.DateFileLastModified:
case FormattedMetadataItemName.DateFileLastModifiedUtc:
case FormattedMetadataItemName.GpsLocation:
case FormattedMetadataItemName.GpsLocationWithMapLink:
case FormattedMetadataItemName.GpsLatitude:
case FormattedMetadataItemName.GpsLongitude:
case FormattedMetadataItemName.GpsDestLocation:
case FormattedMetadataItemName.GpsDestLocationWithMapLink:
case FormattedMetadataItemName.GpsDestLatitude:
case FormattedMetadataItemName.GpsDestLongitude:
case FormattedMetadataItemName.GpsAltitude:
case FormattedMetadataItemName.GpsVersion:
case FormattedMetadataItemName.IptcByline:
case FormattedMetadataItemName.IptcBylineTitle:
case FormattedMetadataItemName.IptcCaption:
case FormattedMetadataItemName.IptcCity:
case FormattedMetadataItemName.IptcCopyrightNotice:
case FormattedMetadataItemName.IptcCountryPrimaryLocationName:
case FormattedMetadataItemName.IptcCredit:
case FormattedMetadataItemName.IptcDateCreated:
case FormattedMetadataItemName.IptcHeadline:
case FormattedMetadataItemName.IptcKeywords:
case FormattedMetadataItemName.IptcObjectName:
case FormattedMetadataItemName.IptcOriginalTransmissionReference:
case FormattedMetadataItemName.IptcProvinceState:
case FormattedMetadataItemName.IptcRecordVersion:
case FormattedMetadataItemName.IptcSource:
case FormattedMetadataItemName.IptcSpecialInstructions:
case FormattedMetadataItemName.IptcSublocation:
case FormattedMetadataItemName.IptcWriterEditor:
break;
default:
return false;
}
return true;
}
