/// <summary>
/// Compares objects that implement the <see cref="IYahooMediaCommonObjectEntities"/> interface.
/// </summary>
/// <param name="source">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be compared.</param>
/// <param name="target">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> to compare with the <paramref name="source"/>.</param>
/// <returns>A 32-bit signed integer that indicates the relative order of the objects being compared.</returns>
public static int CompareCommonObjectEntities(IYahooMediaCommonObjectEntities source, IYahooMediaCommonObjectEntities target)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
int result = 0;
//------------------------------------------------------------
// Handle parameter null reference cases
//------------------------------------------------------------
if (source == null && target == null)
{
return 0;
}
else if (source != null && target == null)
{
return 1;
}
else if (source == null && target != null)
{
return -1;
}
//------------------------------------------------------------
// Attempt to perform comparison
//------------------------------------------------------------
result = result | YahooMediaUtility.CompareCommonObjectEntityClasses(source, target);
result = result | YahooMediaUtility.CompareCommonObjectEntityCollections(source, target);
return result;
}
/// <summary>
/// Compares the collections for objects that implement the <see cref="IYahooMediaCommonObjectEntities"/> interface.
/// </summary>
/// <param name="source">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be compared.</param>
/// <param name="target">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> to compare with the <paramref name="source"/>.</param>
/// <returns>A 32-bit signed integer that indicates the relative order of the objects being compared.</returns>
private static int CompareCommonObjectEntityCollections(IYahooMediaCommonObjectEntities source, IYahooMediaCommonObjectEntities target)
{
int result = 0;
if (source == null && target == null)
{
return(0);
}
else if (source != null && target == null)
{
return(1);
}
else if (source == null && target != null)
{
return(-1);
}
result = result | YahooMediaUtility.CompareSequence(source.Categories, target.Categories);
result = result | YahooMediaUtility.CompareSequence(source.Credits, target.Credits);
result = result | YahooMediaUtility.CompareSequence(source.Hashes, target.Hashes);
result = result | ComparisonUtility.CompareSequence(source.Keywords, target.Keywords, StringComparison.OrdinalIgnoreCase);
result = result | YahooMediaUtility.CompareSequence(source.Ratings, target.Ratings);
result = result | YahooMediaUtility.CompareSequence(source.Restrictions, target.Restrictions);
result = result | YahooMediaUtility.CompareSequence(source.TextSeries, target.TextSeries);
result = result | YahooMediaUtility.CompareSequence(source.Thumbnails, target.Thumbnails);
return(result);
}
/// <summary>
/// Modifies the secondary collections of a <see cref="IYahooMediaCommonObjectEntities"/> to match the data source.
/// </summary>
/// <param name="target">The object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be filled.</param>
/// <param name="source">The <see cref="XPathNavigator"/> to extract Yahoo media common entity information from.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> object used to resolve prefixed Yahoo media elements and attributes.</param>
/// <returns><b>true</b> if the <paramref name="target"/> was initialized using the supplied <paramref name="source"/>, otherwise <b>false</b>.</returns>
/// <exception cref="ArgumentNullException">The <paramref name="target"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
private static bool FillCommonObjectEntityCollectionsSecondary(IYahooMediaCommonObjectEntities target, XPathNavigator source, XmlNamespaceManager manager)
{
bool wasLoaded = false;
Guard.ArgumentNotNull(target, "target");
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(manager, "manager");
if (source.HasChildren)
{
XPathNodeIterator hashIterator = source.Select("media:hash", manager);
XPathNodeIterator restrictionIterator = source.Select("media:restriction", manager);
XPathNodeIterator textIterator = source.Select("media:text", manager);
if (hashIterator != null && hashIterator.Count > 0)
{
while (hashIterator.MoveNext())
{
YahooMediaHash hash = new YahooMediaHash();
if (hash.Load(hashIterator.Current))
{
target.Hashes.Add(hash);
wasLoaded = true;
}
}
}
if (restrictionIterator != null && restrictionIterator.Count > 0)
{
while (restrictionIterator.MoveNext())
{
YahooMediaRestriction restriction = new YahooMediaRestriction();
if (restriction.Load(restrictionIterator.Current))
{
target.Restrictions.Add(restriction);
wasLoaded = true;
}
}
}
if (textIterator != null && textIterator.Count > 0)
{
while (textIterator.MoveNext())
{
YahooMediaText text = new YahooMediaText();
if (text.Load(textIterator.Current))
{
target.TextSeries.Add(text);
wasLoaded = true;
}
}
}
}
return(wasLoaded);
}
/// <summary>
/// Compares objects that implement the <see cref="IYahooMediaCommonObjectEntities"/> interface.
/// </summary>
/// <param name="source">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be compared.</param>
/// <param name="target">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> to compare with the <paramref name="source"/>.</param>
/// <returns>A 32-bit signed integer that indicates the relative order of the objects being compared.</returns>
public static int CompareCommonObjectEntities(IYahooMediaCommonObjectEntities source, IYahooMediaCommonObjectEntities target)
{
int result = 0;
if (source == null && target == null)
{
return(0);
}
else if (source != null && target == null)
{
return(1);
}
else if (source == null && target != null)
{
return(-1);
}
result = result | YahooMediaUtility.CompareCommonObjectEntityClasses(source, target);
result = result | YahooMediaUtility.CompareCommonObjectEntityCollections(source, target);
return(result);
}
/// <summary>
/// Modifies the <see cref="IYahooMediaCommonObjectEntities"/> to match the data source.
/// </summary>
/// <param name="target">The object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be filled.</param>
/// <param name="source">The <see cref="XPathNavigator"/> to extract Yahoo media common entity information from.</param>
/// <returns><b>true</b> if the <paramref name="target"/> was initialized using the supplied <paramref name="source"/>, otherwise <b>false</b>.</returns>
/// <exception cref="ArgumentNullException">The <paramref name="target"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
public static bool FillCommonObjectEntities(IYahooMediaCommonObjectEntities target, XPathNavigator source)
{
bool wasLoaded = false;
Guard.ArgumentNotNull(target, "target");
Guard.ArgumentNotNull(source, "source");
YahooMediaSyndicationExtension extension = new YahooMediaSyndicationExtension();
XmlNamespaceManager manager = extension.CreateNamespaceManager(source);
wasLoaded = YahooMediaUtility.FillCommonObjectEntityClasses(target, source, manager);
if (YahooMediaUtility.FillCommonObjectEntityCollectionsPrimary(target, source, manager))
{
wasLoaded = true;
}
if (YahooMediaUtility.FillCommonObjectEntityCollectionsSecondary(target, source, manager))
{
wasLoaded = true;
}
return(wasLoaded);
}
/// <summary>
/// Modifies the primary collections of a <see cref="IYahooMediaCommonObjectEntities"/> to match the data source.
/// </summary>
/// <param name="target">The object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be filled.</param>
/// <param name="source">The <see cref="XPathNavigator"/> to extract Yahoo media common entity information from.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> object used to resolve prefixed Yahoo media elements and attributes.</param>
/// <returns><b>true</b> if the <paramref name="target"/> was initialized using the supplied <paramref name="source"/>, otherwise <b>false</b>.</returns>
/// <exception cref="ArgumentNullException">The <paramref name="target"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
private static bool FillCommonObjectEntityCollectionsPrimary(IYahooMediaCommonObjectEntities target, XPathNavigator source, XmlNamespaceManager manager)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
bool wasLoaded = false;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(target, "target");
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(manager, "manager");
//------------------------------------------------------------
// Attempt to extract common entity information
//------------------------------------------------------------
if(source.HasChildren)
{
XPathNodeIterator categoryIterator = source.Select("media:category", manager);
XPathNodeIterator creditIterator = source.Select("media:credit", manager);
XPathNodeIterator ratingIterator = source.Select("media:rating", manager);
XPathNodeIterator thumbnailIterator = source.Select("media:thumbnail", manager);
if (categoryIterator != null && categoryIterator.Count > 0)
{
while (categoryIterator.MoveNext())
{
YahooMediaCategory category = new YahooMediaCategory();
if (category.Load(categoryIterator.Current))
{
target.Categories.Add(category);
wasLoaded = true;
}
}
}
if (creditIterator != null && creditIterator.Count > 0)
{
while (creditIterator.MoveNext())
{
YahooMediaCredit credit = new YahooMediaCredit();
if (credit.Load(creditIterator.Current))
{
target.Credits.Add(credit);
wasLoaded = true;
}
}
}
if (ratingIterator != null && ratingIterator.Count > 0)
{
while (ratingIterator.MoveNext())
{
YahooMediaRating rating = new YahooMediaRating();
if (rating.Load(ratingIterator.Current))
{
target.Ratings.Add(rating);
wasLoaded = true;
}
}
}
if (thumbnailIterator != null && thumbnailIterator.Count > 0)
{
while (thumbnailIterator.MoveNext())
{
YahooMediaThumbnail thumbnail = new YahooMediaThumbnail();
if (thumbnail.Load(thumbnailIterator.Current))
{
target.Thumbnails.Add(thumbnail);
wasLoaded = true;
}
}
}
}
return wasLoaded;
}
/// <summary>
/// Modifies the classes of a <see cref="IYahooMediaCommonObjectEntities"/> to match the data source.
/// </summary>
/// <param name="target">The object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be filled.</param>
/// <param name="source">The <see cref="XPathNavigator"/> to extract Yahoo media common entity information from.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> object used to resolve prefixed Yahoo media elements and attributes.</param>
/// <returns><b>true</b> if the <paramref name="target"/> was initialized using the supplied <paramref name="source"/>, otherwise <b>false</b>.</returns>
/// <exception cref="ArgumentNullException">The <paramref name="target"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
private static bool FillCommonObjectEntityClasses(IYahooMediaCommonObjectEntities target, XPathNavigator source, XmlNamespaceManager manager)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
bool wasLoaded = false;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(target, "target");
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(manager, "manager");
//------------------------------------------------------------
// Attempt to extract common entity information
//------------------------------------------------------------
if(source.HasChildren)
{
XPathNavigator titleNavigator = source.SelectSingleNode("media:title", manager);
XPathNavigator descriptionNavigator = source.SelectSingleNode("media:description", manager);
XPathNavigator copyrightNavigator = source.SelectSingleNode("media:copyright", manager);
XPathNavigator playerNavigator = source.SelectSingleNode("media:player", manager);
XPathNavigator keywordNavigator = source.SelectSingleNode("media:keywords", manager);
if (titleNavigator != null)
{
YahooMediaTextConstruct title = new YahooMediaTextConstruct();
if (title.Load(titleNavigator))
{
target.Title = title;
wasLoaded = true;
}
}
if (descriptionNavigator != null)
{
YahooMediaTextConstruct description = new YahooMediaTextConstruct();
if (description.Load(descriptionNavigator))
{
target.Description = description;
wasLoaded = true;
}
}
if (copyrightNavigator != null)
{
YahooMediaCopyright copyright = new YahooMediaCopyright();
if (copyright.Load(copyrightNavigator))
{
target.Copyright = copyright;
wasLoaded = true;
}
}
if (playerNavigator != null)
{
YahooMediaPlayer player = new YahooMediaPlayer();
if (player.Load(playerNavigator))
{
target.Player = player;
wasLoaded = true;
}
}
if (keywordNavigator != null && !String.IsNullOrEmpty(keywordNavigator.Value))
{
if (keywordNavigator.Value.Contains(","))
{
string[] keywords = keywordNavigator.Value.Split(",".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
if (keywords.Length > 0)
{
foreach (string keyword in keywords)
{
target.Keywords.Add(keyword);
}
wasLoaded = true;
}
}
else
{
target.Keywords.Add(keywordNavigator.Value.Trim());
wasLoaded = true;
}
}
}
return wasLoaded;
}
/// <summary>
/// Compares the collections for objects that implement the <see cref="IYahooMediaCommonObjectEntities"/> interface.
/// </summary>
/// <param name="source">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be compared.</param>
/// <param name="target">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> to compare with the <paramref name="source"/>.</param>
/// <returns>A 32-bit signed integer that indicates the relative order of the objects being compared.</returns>
private static int CompareCommonObjectEntityCollections(IYahooMediaCommonObjectEntities source, IYahooMediaCommonObjectEntities target)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
int result = 0;
//------------------------------------------------------------
// Handle parameter null reference cases
//------------------------------------------------------------
if (source == null && target == null)
{
return 0;
}
else if (source != null && target == null)
{
return 1;
}
else if (source == null && target != null)
{
return -1;
}
//------------------------------------------------------------
// Attempt to perform comparison
//------------------------------------------------------------
result = result | YahooMediaUtility.CompareSequence(source.Categories, target.Categories);
result = result | YahooMediaUtility.CompareSequence(source.Credits, target.Credits);
result = result | YahooMediaUtility.CompareSequence(source.Hashes, target.Hashes);
result = result | ComparisonUtility.CompareSequence(source.Keywords, target.Keywords, StringComparison.OrdinalIgnoreCase);
result = result | YahooMediaUtility.CompareSequence(source.Ratings, target.Ratings);
result = result | YahooMediaUtility.CompareSequence(source.Restrictions, target.Restrictions);
result = result | YahooMediaUtility.CompareSequence(source.TextSeries, target.TextSeries);
result = result | YahooMediaUtility.CompareSequence(source.Thumbnails, target.Thumbnails);
return result;
}
/// <summary>
/// Compares the classes for objects that implement the <see cref="IYahooMediaCommonObjectEntities"/> interface.
/// </summary>
/// <param name="source">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be compared.</param>
/// <param name="target">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> to compare with the <paramref name="source"/>.</param>
/// <returns>A 32-bit signed integer that indicates the relative order of the objects being compared.</returns>
private static int CompareCommonObjectEntityClasses(IYahooMediaCommonObjectEntities source, IYahooMediaCommonObjectEntities target)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
int result = 0;
//------------------------------------------------------------
// Handle parameter null reference cases
//------------------------------------------------------------
if (source == null && target == null)
{
return 0;
}
else if (source != null && target == null)
{
return 1;
}
else if (source == null && target != null)
{
return -1;
}
//------------------------------------------------------------
// Attempt to perform comparison
//------------------------------------------------------------
if(source.Copyright != null)
{
if(target.Copyright != null)
{
result = result | source.Copyright.CompareTo(target.Copyright);
}
else
{
result = result | 1;
}
}
else if (target.Copyright != null)
{
result = result | -1;
}
if(source.Description != null)
{
if (target.Description != null)
{
result = result | source.Description.CompareTo(target.Description);
}
else
{
result = result | 1;
}
}
else if (target.Description != null)
{
result = result | -1;
}
if(source.Player != null)
{
if (target.Player != null)
{
result = result | source.Player.CompareTo(target.Player);
}
else
{
result = result | 1;
}
}
else if (target.Player != null)
{
result = result | -1;
}
if(source.Title != null)
{
if (target.Title != null)
{
result = result | source.Title.CompareTo(target.Title);
}
else
{
result = result | 1;
}
}
else if (target.Title != null)
{
result = result | -1;
}
return result;
}
/// <summary>
/// Saves the current <see cref="IYahooMediaCommonObjectEntities"/> to the specified <see cref="XmlWriter"/>.
/// </summary>
/// <param name="source">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to extract Yahoo media common entity information from.</param>
/// <param name="writer">The <see cref="XmlWriter"/> to which the <paramref name="source"/> information will be written.</param>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="writer"/> is a null reference (Nothing in Visual Basic).</exception>
public static void WriteCommonObjectEntities(IYahooMediaCommonObjectEntities source, XmlWriter writer)
{
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(writer, "writer");
//------------------------------------------------------------
// Create extension instance to retrieve XML namespace
//------------------------------------------------------------
YahooMediaSyndicationExtension extension = new YahooMediaSyndicationExtension();
//------------------------------------------------------------
// Write common entity information
//------------------------------------------------------------
if (source.Title != null)
{
source.Title.WriteTo(writer, "title");
}
if (source.Description != null)
{
source.Description.WriteTo(writer, "description");
}
if (source.Copyright != null)
{
source.Copyright.WriteTo(writer);
}
if (source.Player != null)
{
source.Player.WriteTo(writer);
}
if(source.Keywords.Count > 0)
{
string[] keywords = new string[source.Keywords.Count];
source.Keywords.CopyTo(keywords, 0);
writer.WriteElementString("keywords", extension.XmlNamespace, String.Join(",", keywords));
}
foreach(YahooMediaCategory category in source.Categories)
{
category.WriteTo(writer);
}
foreach (YahooMediaCredit credit in source.Credits)
{
credit.WriteTo(writer);
}
foreach (YahooMediaHash hash in source.Hashes)
{
hash.WriteTo(writer);
}
foreach (YahooMediaRating rating in source.Ratings)
{
rating.WriteTo(writer);
}
foreach (YahooMediaRestriction restriction in source.Restrictions)
{
restriction.WriteTo(writer);
}
foreach (YahooMediaText text in source.TextSeries)
{
text.WriteTo(writer);
}
foreach (YahooMediaThumbnail thumbnail in source.Thumbnails)
{
thumbnail.WriteTo(writer);
}
}
/// <summary>
/// Modifies the <see cref="IYahooMediaCommonObjectEntities"/> to match the data source.
/// </summary>
/// <param name="target">The object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be filled.</param>
/// <param name="source">The <see cref="XPathNavigator"/> to extract Yahoo media common entity information from.</param>
/// <returns><b>true</b> if the <paramref name="target"/> was initialized using the supplied <paramref name="source"/>, otherwise <b>false</b>.</returns>
/// <exception cref="ArgumentNullException">The <paramref name="target"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
public static bool FillCommonObjectEntities(IYahooMediaCommonObjectEntities target, XPathNavigator source)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
bool wasLoaded = false;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(target, "target");
Guard.ArgumentNotNull(source, "source");
//------------------------------------------------------------
// Initialize XML namespace resolver
//------------------------------------------------------------
YahooMediaSyndicationExtension extension = new YahooMediaSyndicationExtension();
XmlNamespaceManager manager = extension.CreateNamespaceManager(source);
//------------------------------------------------------------
// Attempt to extract common entity information
//------------------------------------------------------------
wasLoaded = YahooMediaUtility.FillCommonObjectEntityClasses(target, source, manager);
if (YahooMediaUtility.FillCommonObjectEntityCollectionsPrimary(target, source, manager))
{
wasLoaded = true;
}
if (YahooMediaUtility.FillCommonObjectEntityCollectionsSecondary(target, source, manager))
{
wasLoaded = true;
}
return wasLoaded;
}
/// <summary>
/// Modifies the secondary collections of a <see cref="IYahooMediaCommonObjectEntities"/> to match the data source.
/// </summary>
/// <param name="target">The object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be filled.</param>
/// <param name="source">The <see cref="XPathNavigator"/> to extract Yahoo media common entity information from.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> object used to resolve prefixed Yahoo media elements and attributes.</param>
/// <returns><b>true</b> if the <paramref name="target"/> was initialized using the supplied <paramref name="source"/>, otherwise <b>false</b>.</returns>
/// <exception cref="ArgumentNullException">The <paramref name="target"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
private static bool FillCommonObjectEntityCollectionsSecondary(IYahooMediaCommonObjectEntities target, XPathNavigator source, XmlNamespaceManager manager)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
bool wasLoaded = false;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(target, "target");
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(manager, "manager");
//------------------------------------------------------------
// Attempt to extract common entity information
//------------------------------------------------------------
if(source.HasChildren)
{
XPathNodeIterator hashIterator = source.Select("media:hash", manager);
XPathNodeIterator restrictionIterator = source.Select("media:restriction", manager);
XPathNodeIterator textIterator = source.Select("media:text", manager);
if (hashIterator != null && hashIterator.Count > 0)
{
while (hashIterator.MoveNext())
{
YahooMediaHash hash = new YahooMediaHash();
if (hash.Load(hashIterator.Current))
{
target.Hashes.Add(hash);
wasLoaded = true;
}
}
}
if (restrictionIterator != null && restrictionIterator.Count > 0)
{
while (restrictionIterator.MoveNext())
{
YahooMediaRestriction restriction = new YahooMediaRestriction();
if (restriction.Load(restrictionIterator.Current))
{
target.Restrictions.Add(restriction);
wasLoaded = true;
}
}
}
if (textIterator != null && textIterator.Count > 0)
{
while (textIterator.MoveNext())
{
YahooMediaText text = new YahooMediaText();
if (text.Load(textIterator.Current))
{
target.TextSeries.Add(text);
wasLoaded = true;
}
}
}
}
return wasLoaded;
}
/// <summary>
/// Modifies the primary collections of a <see cref="IYahooMediaCommonObjectEntities"/> to match the data source.
/// </summary>
/// <param name="target">The object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be filled.</param>
/// <param name="source">The <see cref="XPathNavigator"/> to extract Yahoo media common entity information from.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> object used to resolve prefixed Yahoo media elements and attributes.</param>
/// <returns><b>true</b> if the <paramref name="target"/> was initialized using the supplied <paramref name="source"/>, otherwise <b>false</b>.</returns>
/// <exception cref="ArgumentNullException">The <paramref name="target"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
private static bool FillCommonObjectEntityCollectionsPrimary(IYahooMediaCommonObjectEntities target, XPathNavigator source, XmlNamespaceManager manager)
{
bool wasLoaded = false;
Guard.ArgumentNotNull(target, "target");
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(manager, "manager");
if (source.HasChildren)
{
XPathNodeIterator categoryIterator = source.Select("media:category", manager);
XPathNodeIterator creditIterator = source.Select("media:credit", manager);
XPathNodeIterator ratingIterator = source.Select("media:rating", manager);
XPathNodeIterator thumbnailIterator = source.Select("media:thumbnail", manager);
if (categoryIterator != null && categoryIterator.Count > 0)
{
while (categoryIterator.MoveNext())
{
YahooMediaCategory category = new YahooMediaCategory();
if (category.Load(categoryIterator.Current))
{
target.Categories.Add(category);
wasLoaded = true;
}
}
}
if (creditIterator != null && creditIterator.Count > 0)
{
while (creditIterator.MoveNext())
{
YahooMediaCredit credit = new YahooMediaCredit();
if (credit.Load(creditIterator.Current))
{
target.Credits.Add(credit);
wasLoaded = true;
}
}
}
if (ratingIterator != null && ratingIterator.Count > 0)
{
while (ratingIterator.MoveNext())
{
YahooMediaRating rating = new YahooMediaRating();
if (rating.Load(ratingIterator.Current))
{
target.Ratings.Add(rating);
wasLoaded = true;
}
}
}
if (thumbnailIterator != null && thumbnailIterator.Count > 0)
{
while (thumbnailIterator.MoveNext())
{
YahooMediaThumbnail thumbnail = new YahooMediaThumbnail();
if (thumbnail.Load(thumbnailIterator.Current))
{
target.Thumbnails.Add(thumbnail);
wasLoaded = true;
}
}
}
}
return(wasLoaded);
}
/// <summary>
/// Modifies the classes of a <see cref="IYahooMediaCommonObjectEntities"/> to match the data source.
/// </summary>
/// <param name="target">The object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be filled.</param>
/// <param name="source">The <see cref="XPathNavigator"/> to extract Yahoo media common entity information from.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> object used to resolve prefixed Yahoo media elements and attributes.</param>
/// <returns><b>true</b> if the <paramref name="target"/> was initialized using the supplied <paramref name="source"/>, otherwise <b>false</b>.</returns>
/// <exception cref="ArgumentNullException">The <paramref name="target"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
private static bool FillCommonObjectEntityClasses(IYahooMediaCommonObjectEntities target, XPathNavigator source, XmlNamespaceManager manager)
{
bool wasLoaded = false;
Guard.ArgumentNotNull(target, "target");
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(manager, "manager");
if (source.HasChildren)
{
XPathNavigator titleNavigator = source.SelectSingleNode("media:title", manager);
XPathNavigator descriptionNavigator = source.SelectSingleNode("media:description", manager);
XPathNavigator copyrightNavigator = source.SelectSingleNode("media:copyright", manager);
XPathNavigator playerNavigator = source.SelectSingleNode("media:player", manager);
XPathNavigator keywordNavigator = source.SelectSingleNode("media:keywords", manager);
if (titleNavigator != null)
{
YahooMediaTextConstruct title = new YahooMediaTextConstruct();
if (title.Load(titleNavigator))
{
target.Title = title;
wasLoaded = true;
}
}
if (descriptionNavigator != null)
{
YahooMediaTextConstruct description = new YahooMediaTextConstruct();
if (description.Load(descriptionNavigator))
{
target.Description = description;
wasLoaded = true;
}
}
if (copyrightNavigator != null)
{
YahooMediaCopyright copyright = new YahooMediaCopyright();
if (copyright.Load(copyrightNavigator))
{
target.Copyright = copyright;
wasLoaded = true;
}
}
if (playerNavigator != null)
{
YahooMediaPlayer player = new YahooMediaPlayer();
if (player.Load(playerNavigator))
{
target.Player = player;
wasLoaded = true;
}
}
if (keywordNavigator != null && !String.IsNullOrEmpty(keywordNavigator.Value))
{
if (keywordNavigator.Value.Contains(","))
{
string[] keywords = keywordNavigator.Value.Split(",".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
if (keywords.Length > 0)
{
foreach (string keyword in keywords)
{
target.Keywords.Add(keyword);
}
wasLoaded = true;
}
}
else
{
target.Keywords.Add(keywordNavigator.Value.Trim());
wasLoaded = true;
}
}
}
return(wasLoaded);
}
/// <summary>
/// Compares the classes for objects that implement the <see cref="IYahooMediaCommonObjectEntities"/> interface.
/// </summary>
/// <param name="source">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to be compared.</param>
/// <param name="target">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> to compare with the <paramref name="source"/>.</param>
/// <returns>A 32-bit signed integer that indicates the relative order of the objects being compared.</returns>
private static int CompareCommonObjectEntityClasses(IYahooMediaCommonObjectEntities source, IYahooMediaCommonObjectEntities target)
{
int result = 0;
if (source == null && target == null)
{
return(0);
}
else if (source != null && target == null)
{
return(1);
}
else if (source == null && target != null)
{
return(-1);
}
if (source.Copyright != null)
{
if (target.Copyright != null)
{
result = result | source.Copyright.CompareTo(target.Copyright);
}
else
{
result = result | 1;
}
}
else if (target.Copyright != null)
{
result = result | -1;
}
if (source.Description != null)
{
if (target.Description != null)
{
result = result | source.Description.CompareTo(target.Description);
}
else
{
result = result | 1;
}
}
else if (target.Description != null)
{
result = result | -1;
}
if (source.Player != null)
{
if (target.Player != null)
{
result = result | source.Player.CompareTo(target.Player);
}
else
{
result = result | 1;
}
}
else if (target.Player != null)
{
result = result | -1;
}
if (source.Title != null)
{
if (target.Title != null)
{
result = result | source.Title.CompareTo(target.Title);
}
else
{
result = result | 1;
}
}
else if (target.Title != null)
{
result = result | -1;
}
return(result);
}
/// <summary>
/// Saves the current <see cref="IYahooMediaCommonObjectEntities"/> to the specified <see cref="XmlWriter"/>.
/// </summary>
/// <param name="source">A object that implements the <see cref="IYahooMediaCommonObjectEntities"/> interface to extract Yahoo media common entity information from.</param>
/// <param name="writer">The <see cref="XmlWriter"/> to which the <paramref name="source"/> information will be written.</param>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="writer"/> is a null reference (Nothing in Visual Basic).</exception>
public static void WriteCommonObjectEntities(IYahooMediaCommonObjectEntities source, XmlWriter writer)
{
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(writer, "writer");
YahooMediaSyndicationExtension extension = new YahooMediaSyndicationExtension();
if (source.Title != null)
{
source.Title.WriteTo(writer, "title");
}
if (source.Description != null)
{
source.Description.WriteTo(writer, "description");
}
if (source.Copyright != null)
{
source.Copyright.WriteTo(writer);
}
if (source.Player != null)
{
source.Player.WriteTo(writer);
}
if (source.Keywords.Count > 0)
{
string[] keywords = new string[source.Keywords.Count];
source.Keywords.CopyTo(keywords, 0);
writer.WriteElementString("keywords", extension.XmlNamespace, String.Join(",", keywords));
}
foreach (YahooMediaCategory category in source.Categories)
{
category.WriteTo(writer);
}
foreach (YahooMediaCredit credit in source.Credits)
{
credit.WriteTo(writer);
}
foreach (YahooMediaHash hash in source.Hashes)
{
hash.WriteTo(writer);
}
foreach (YahooMediaRating rating in source.Ratings)
{
rating.WriteTo(writer);
}
foreach (YahooMediaRestriction restriction in source.Restrictions)
{
restriction.WriteTo(writer);
}
foreach (YahooMediaText text in source.TextSeries)
{
text.WriteTo(writer);
}
foreach (YahooMediaThumbnail thumbnail in source.Thumbnails)
{
thumbnail.WriteTo(writer);
}
}
