/// <summary>
/// Performs a search in the WeBlog search index, with a sort
/// </summary>
/// <typeparam name="T">The type of the items to be returned from the search</typeparam>
/// <param name="query">The query to execute</param>
/// <param name="maximumResults">The maximum number of results</param>
/// <param name="sortField">The index field to sort on</param>
/// <returns>An array of search results, or an empty array if there was an issue</returns>
public T[] Execute <T>(QueryBase query, int maximumResults, Action <List <T>, Item> func, string sortField, bool reverseSort)
{
if (query is CombinedQuery)
{
// Add on database
(query as CombinedQuery).Add(new FieldQuery(Sitecore.Search.BuiltinFields.Database, Sitecore.Context.Database.Name), QueryOccurance.Must);
// Add language
var langCode = DatabaseCrawler.TransformLanguageCode(Sitecore.Context.Language.Name);
(query as CombinedQuery).Add(new FieldQuery(Constants.Index.Fields.Language, langCode), QueryOccurance.Must);
}
// I have to use Action<T> cause the compiler can't work out how to use implicit operators when T is one of the items classes (generated by CIG)
var items = new List <T>();
if (maximumResults > 0)
{
var index = GetSearchIndex();
if (index != null && index.GetDocumentCount() > 0)
{
using (var searchContext = new SortableIndexSearchContext(index))
{
SearchHits hits;
if (!string.IsNullOrEmpty(sortField))
{
#if FEATURE_CONTENT_SEARCH
var sort = new Lucene.Net.Search.Sort(new SortField(sortField, SortField.STRING, reverseSort));
#else
var sort = new Lucene.Net.Search.Sort(sortField, reverseSort);
#endif
hits = searchContext.Search(query, sort);
}
else
{
hits = searchContext.Search(query);
}
if (hits != null)
{
foreach (var result in hits.FetchResults(0, maximumResults))
{
var item = SearchManager.GetObject(result);
if (item != null)
{
func(items, (Item)item);
}
}
}
}
}
else
{
Log.Warn("WeBlog index was not found or didn't contain any documents", this);
}
}
return(items.ToArray());
}
/// <summary>
/// Gets blog entries for the given blog up to the maximum number given
/// </summary>
/// <param name="blog">The blog item to get the entries for</param>
/// <param name="maxNumber">The maximum number of entries to retrieve</param>
/// <param name="tag">A tag the entry must contain</param>
/// <param name="category">A category the entry must contain</param>
/// <returns></returns>
public EntryItem[] GetBlogEntries(Item blog, int maxNumber, string tag, string category, string datePrefix = null)
{
if (blog == null || maxNumber <= 0)
{
return(new EntryItem[0]);
}
BlogHomeItem customBlogItem = null;
if (blog.TemplateIsOrBasedOn(Settings.BlogTemplateID))
{
customBlogItem = blog;
}
else
{
customBlogItem = blog.GetCurrentItem(Settings.BlogTemplateIDString);
}
if (customBlogItem == null)
{
return(new EntryItem[0]);
}
var query = new CombinedQuery();
//query.Add(new FieldQuery(Constants.Index.Fields.BlogID, blog.ID.ToShortID().ToString().ToLower()), QueryOccurance.Must);
query.Add(new FieldQuery(Sitecore.Search.BuiltinFields.Path, customBlogItem.ID.ToShortID().ToString()), QueryOccurance.Must);
query.Add(new FieldQuery(Constants.Index.Fields.Template, customBlogItem.BlogSettings.EntryTemplateID.ToShortID().ToString().ToLower()), QueryOccurance.Must);
if (!string.IsNullOrEmpty(tag))
{
query.Add(new FieldQuery(Constants.Index.Fields.Tags, DatabaseCrawler.TransformCSV(tag)), QueryOccurance.Must);
}
if (!string.IsNullOrEmpty(category))
{
var categoryItem = ManagerFactory.CategoryManagerInstance.GetCategory(blog, category);
ID id = ID.Null;
if (categoryItem != null)
{
id = categoryItem.ID;
}
query.Add(new FieldQuery(Constants.Index.Fields.Category, id.ToShortID().ToString().ToLower()), QueryOccurance.Must);
}
if (!string.IsNullOrEmpty(datePrefix))
{
query.Add(new FieldQuery(Constants.Index.Fields.Created, datePrefix + "*"), QueryOccurance.Must);
}
var searcher = new Searcher();
var result = searcher.Execute <EntryItem>(query, maxNumber, (list, item) => list.Add((EntryItem)item), Constants.Index.Fields.EntryDate, true);
return(result);
}
/// <summary>
/// Gets blog entries for the given blog up to the maximum number given
/// </summary>
/// <param name="blog">The blog item to get the entries for</param>
/// <param name="maxNumber">The maximum number of entries to retrieve</param>
/// <param name="tag">A tag the entry must contain</param>
/// <param name="category">A category the entry must contain</param>
/// <returns></returns>
public EntryItem[] GetBlogEntries(Item blog, int maxNumber, string tag, string category, string datePrefix = null)
{
if (blog == null || maxNumber <= 0)
{
return(new EntryItem[0]);
}
BlogHomeItem customBlogItem = null;
if (blog.TemplateIsOrBasedOn(Settings.BlogTemplateID))
{
customBlogItem = blog;
}
else
{
customBlogItem = blog.GetCurrentItem(Settings.BlogTemplateIDString);
}
if (customBlogItem == null)
{
return(new EntryItem[0]);
}
List <EntryItem> result = new List <EntryItem>();
#if FEATURE_CONTENT_SEARCH
var indexName = Settings.SearchIndexName;
if (!string.IsNullOrEmpty(indexName))
{
using (var context = ContentSearchManager.GetIndex(indexName).CreateSearchContext())
{
var builder = PredicateBuilder.True <EntryResultItem>();
var id = Settings.EntryTemplateID;
builder = builder.And(i => i.TemplateId == id);
// Tag
if (!String.IsNullOrEmpty(tag))
{
builder = builder.And(PredicateController.BlogTags(tag));
}
// Categories
if (!string.IsNullOrEmpty(category))
{
builder = builder.And(PredicateController.BlogCategory(category));
}
var indexresults = context.GetQueryable <EntryResultItem>().Where(builder);
if (indexresults.Any())
{
result = indexresults.Select(i => new EntryItem(i.GetItem())).ToList();
result = result.OrderByDescending(post => post.Created).Take(maxNumber).ToList();
}
}
}
#else
var query = new CombinedQuery();
//query.Add(new FieldQuery(Constants.Index.Fields.BlogID, blog.ID.ToShortID().ToString().ToLower()), QueryOccurance.Must);
query.Add(new FieldQuery(Sitecore.Search.BuiltinFields.Path, customBlogItem.ID.ToShortID().ToString()), QueryOccurance.Must);
query.Add(new FieldQuery(Constants.Index.Fields.Template, customBlogItem.BlogSettings.EntryTemplateID.ToShortID().ToString().ToLower()), QueryOccurance.Must);
if (!string.IsNullOrEmpty(tag))
{
query.Add(new FieldQuery(Constants.Index.Fields.Tags, DatabaseCrawler.TransformCSV(tag)), QueryOccurance.Must);
}
if (!string.IsNullOrEmpty(category))
{
var categoryItem = ManagerFactory.CategoryManagerInstance.GetCategory(blog, category);
ID id = ID.Null;
if (categoryItem != null)
{
id = categoryItem.ID;
}
query.Add(new FieldQuery(Constants.Index.Fields.Category, id.ToShortID().ToString().ToLower()), QueryOccurance.Must);
}
if (!string.IsNullOrEmpty(datePrefix))
{
query.Add(new FieldQuery(Constants.Index.Fields.Created, datePrefix + "*"), QueryOccurance.Must);
}
var searcher = new Searcher();
result = searcher.Execute <EntryItem>(query, maxNumber, (list, item) => list.Add((EntryItem)item), Constants.Index.Fields.EntryDate, true).ToList();
#endif
return(result.ToArray());
}
/// <summary>
/// Gets blog entries for the given blog up to the maximum number given
/// </summary>
/// <param name="blog">The blog item to get the entries for</param>
/// <param name="maxNumber">The maximum number of entries to retrieve</param>
/// <param name="tag">A tag the entry must contain</param>
/// <param name="category">A category the entry must contain</param>
/// <param name="minimumDate">The minimum date for entries</param>
/// <param name="maximumDate">The maximum date for the entries</param>
/// <returns></returns>
public EntryItem[] GetBlogEntries(Item blog, int maxNumber, string tag, string category, DateTime?minimumDate = null, DateTime?maximumDate = null)
{
if (blog == null || maxNumber <= 0)
{
return(new EntryItem[0]);
}
BlogHomeItem customBlogItem = null;
if (blog.TemplateIsOrBasedOn(Settings.BlogTemplateID))
{
customBlogItem = blog;
}
else
{
customBlogItem = blog.GetCurrentItem(Settings.BlogTemplateIDString);
}
if (customBlogItem == null)
{
return(new EntryItem[0]);
}
List <EntryItem> result = new List <EntryItem>();
#if FEATURE_CONTENT_SEARCH
var indexName = Settings.SearchIndexName;
if (!string.IsNullOrEmpty(indexName))
{
using (var context = ContentSearchManager.GetIndex(indexName).CreateSearchContext(SearchSecurityOptions.DisableSecurityCheck))
{
var builder = PredicateBuilder.True <EntryResultItem>();
var id = customBlogItem.BlogSettings.EntryTemplateID;
builder = builder.And(i => i.TemplateId == id);
builder = builder.And(i => i.Paths.Contains(customBlogItem.ID));
builder = builder.And(i => i.Language.Equals(customBlogItem.InnerItem.Language.Name, StringComparison.InvariantCulture));
builder = builder.And(item => item.DatabaseName.Equals(Context.Database.Name, StringComparison.InvariantCulture));
// Tag
if (!string.IsNullOrEmpty(tag))
{
builder = builder.And(i => i.Tags.Contains(tag));
}
// Categories
if (!string.IsNullOrEmpty(category))
{
var categoryItem = ManagerFactory.CategoryManagerInstance.GetCategory(customBlogItem, category);
// If the category is unknown, don't return any results.
if (categoryItem == null)
{
return(new EntryItem[0]);
}
#if SC70
var normalizedID = Sitecore.ContentSearch.Utilities.IdHelper.NormalizeGuid(categoryItem.ID);
builder = builder.And(i => i.Category.Contains(normalizedID));
#else
builder = builder.And(i => i.Category.Contains(categoryItem.ID));
#endif
}
if (minimumDate != null)
{
builder = builder.And(i => i.CreatedDate >= minimumDate);
}
if (maximumDate != null)
{
builder = builder.And(i => i.CreatedDate < maximumDate);
}
var indexresults = context.GetQueryable <EntryResultItem>().Where(builder);
if (indexresults.Any())
{
result = indexresults.Select(i => new EntryItem(i.GetItem())).ToList();
result = result.OrderByDescending(post => post.EntryDate.DateTime).Take(maxNumber).ToList();
}
}
}
#else
var query = new CombinedQuery();
//query.Add(new FieldQuery(Constants.Index.Fields.BlogID, blog.ID.ToShortID().ToString().ToLower()), QueryOccurance.Must);
query.Add(new FieldQuery(Sitecore.Search.BuiltinFields.Path, customBlogItem.ID.ToShortID().ToString()), QueryOccurance.Must);
query.Add(new FieldQuery(Constants.Index.Fields.Template, customBlogItem.BlogSettings.EntryTemplateID.ToShortID().ToString().ToLower()), QueryOccurance.Must);
if (!string.IsNullOrEmpty(tag))
{
query.Add(new FieldQuery(Constants.Index.Fields.Tags, DatabaseCrawler.TransformCSV(tag)), QueryOccurance.Must);
}
if (!string.IsNullOrEmpty(category))
{
var categoryItem = ManagerFactory.CategoryManagerInstance.GetCategory(blog, category);
ID id = ID.Null;
// If the category is unknown, don't return any results.
if (categoryItem == null)
{
return(new EntryItem[0]);
}
id = categoryItem.ID;
query.Add(new FieldQuery(Constants.Index.Fields.Category, id.ToShortID().ToString().ToLower()), QueryOccurance.Must);
}
if (minimumDate != null)
{
query.Add(new FieldQuery(Constants.Index.Fields.Created, minimumDate.Value.Year.ToString() + minimumDate.Value.Month.ToString() + "*"), QueryOccurance.Must);
}
var searcher = new Searcher();
result = searcher.Execute <EntryItem>(query, blog.Language, maxNumber, (list, item) => list.Add((EntryItem)item), Constants.Index.Fields.EntryDate, false).ToList();
#endif
return(result.ToArray());
}
public static bool IsMatch(DatabaseCrawler crawler, Item item)
{
IEnumerable<MethodInfo> methods = crawler.GetType().GetMethods(BindingFlags.Instance | BindingFlags.NonPublic);
MethodInfo isMatchMethod = methods.First(x => x.Name == "IsMatch");
return (bool)isMatchMethod.Invoke(crawler, new object[] { item });
}
private void Update(DatabaseCrawler crawler, Item current)
{
_foundItems[current.Uri] = true;
// check to see if the current item is a match
crawler.UpdateItem(current);
}
private void Refresh(DatabaseCrawler crawler, Item current)
{
if (ReflectionUtil.IsMatch(crawler, current))
{
Update(crawler, current);
}
// iterate all children and call this same method with each child
foreach (Item child in current.Children)
{
Refresh(crawler, child);
}
}
