public void Parse(JObject topicJSONObject, TopicItem topicItem)
{
JObject propertyJObject = topicJSONObject.Value<JObject>("property");
if (propertyJObject != null)
{
foreach (JToken child in propertyJObject.Children())
{
var property = child as JProperty;
if (property != null && property.Name != null)
{
switch (property.Name)
{
case "/common/topic/description":
ParseTopicDescription((JObject)property.Value, topicItem);
break;
case "/common/topic/image":
ParseTopicImage((JObject)property.Value, topicItem);
break;
case "/common/topic/official_website":
ParseTopicOfficialWebsite((JObject)property.Value, topicItem);
break;
case "/common/topic/social_media_presence":
ParseTopicSocialMediaPresence((JObject)property.Value, topicItem);
break;
case "/common/topic/alias":
ParseTopicAlias((JObject)property.Value, topicItem);
break;
}
}
}
}
}
public void FillTopic(TopicItem topicItem)
{
String query = topicItem.Query.ToLower().Replace(" ", "_");
query = TextCleaner.CleanQuery(query);
if (query.Length > 0)
{
try
{
string urlTemplate = "https://www.googleapis.com/freebase/v1/topic/en/{0}?key={1}&{2}";
string apiKey = ConfigService.GetConfig(ConfigKeys.GOOGLE_API_KEY, "");
string[] domains = new string[] {
"/common/topic/alias",
"/common/topic/description",
"/common/topic/image",
"/common/topic/official_website",
"/common/topic/social_media_presence",
"/influence/influence_node/influenced_by",
"/people/person/date_of_birth"
};
string filters = "filter=" + String.Join("&filter=", domains);
string url = string.Format(urlTemplate, HttpUtility.UrlEncode(query),apiKey,filters);
JSONConnector JSONConnector = new JSONConnector();
JObject searchResultsJSONObject = JSONConnector.GetJSONObject(url);
new FreebaseTopicParser().Parse(searchResultsJSONObject, topicItem);
}
catch (Exception exception)
{
ErrorService.Log("FreebaseTopicService", "FillTopic", topicItem.ToString(), exception);
}
}
}
private void DisplayTopic(TopicItem topicItem)
{
string htmlEncodedTopic = HttpUtility.HtmlEncode(topicItem.Title);
string url = URLBuilder.BuildURL("topic", topicItem.Title);
Response.Write("<li><a href=\"" + url + "\">" + htmlEncodedTopic + "</a></li>");
}
public void AddTopic(TopicItem newTopic)
{
TopicItem topic = GetTopic(newTopic.ID);
if (topic == null)
{
Add(topic);
}
}
private void DisplayTopic(TopicItem topicItem)
{
Response.Write("<url>");
Response.Write("<loc>" + URLBuilder.BuildFullLiveURL("topic", topicItem.Title) + "</loc>");
Response.Write("<changefreq>daily</changefreq>");
Response.Write("<priority>0.1</priority>");
Response.Write("</url>");
}
private void ParseTopicOfficialWebsite(JObject descriptionJSONObject, TopicItem topicItem)
{
JArray valuesJArray = descriptionJSONObject.Value<JArray>("values");
if (valuesJArray != null && valuesJArray.Count > 0)
{
string description = valuesJArray[0].Value<string>("value");
topicItem.WebsiteURL = description;
}
}
private void ParseTopicImage(JObject descriptionJSONObject, TopicItem topicItem)
{
JArray valuesJArray = descriptionJSONObject.Value<JArray>("values");
if (valuesJArray != null && valuesJArray.Count > 0)
{
string id = valuesJArray[0].Value<string>("id");
topicItem.FreebaseImageURL = "https://usercontent.googleapis.com/freebase/v1/image" + id;
}
}
private void ParseTopicDescription(JObject descriptionJSONObject, TopicItem topicItem)
{
JArray valuesJArray = descriptionJSONObject.Value<JArray>("values");
if (valuesJArray != null && valuesJArray.Count > 0)
{
string description = valuesJArray[0].Value<string>("value");
topicItem.FreebaseSummary = description;
}
}
public void FreebaseTopicTest()
{
TopicItem topicItem = new TopicItem("ladygaga", "Lady Gaga");
topicItem.Query = "Lady Gaga";
new FreebaseTopicService().FillTopic(topicItem);
Assert.That(topicItem.FreebaseSummary != null);
Assert.That(topicItem.FreebaseSummary.Length > 0);
Console.WriteLine(topicItem.FreebaseSummary);
}
public void FillTopic(TopicItem topicItem)
{
String query = topicItem.Query.Replace(" ", "_");
try
{
XMLConnector XMLConnector = new XMLConnector();
bool isRedirect = true;
while (isRedirect)
{
isRedirect = false;
string url = "http://en.wikipedia.org/wiki/Special:Export/" + query;
XmlDocument xmlDocument = XMLConnector.GetXMLDocument(url);
XmlNodeList nodeList = xmlDocument.GetElementsByTagName("text");
string content = nodeList[0].InnerText;
if (content != null && content.Length > 0)
{
// "#REDIRECT [[Dan Quayle]] {{R from other capitalisation}}"
if (content.IndexOf("#REDIRECT") >= 0)
{
string newQuery = ParseRedirect(content);
if (newQuery != null && newQuery.Length > 0)
{
if (!newQuery.Equals(query))
{
query = newQuery;
isRedirect = true;
}
}
}
else
{
topicItem.WikipediaSummary = BuildSummary(content);
}
}
}
}
catch (Exception exception)
{
ErrorService.Log("WikipediaTopicService", "FillTopic", topicItem.ToString(), exception);
}
}
private void ParseTopicSocialMediaPresence(JObject descriptionJSONObject, TopicItem topicItem)
{
JArray valuesJArray = descriptionJSONObject.Value<JArray>("values");
if (valuesJArray != null)
{
foreach (JObject valueJObject in valuesJArray)
{
string value = valueJObject.Value<string>("value");
if (value != null)
{
if (value.Contains("twitter")) topicItem.TwitterURL = value;
else if (value.Contains("facebook")) topicItem.FacebookURL = value;
else if (value.Contains("myspace")) topicItem.MySpaceURL = value;
}
}
}
}
public TopicItem GetTopic(string query)
{
AuditServiceItem auditServiceItem = AuditService.Register("TopicService", "GetTopic", query);
AuditService.Start(auditServiceItem);
TopicItem topicItem = TopicCacheHelper.ReadTopicItem(query);
if (topicItem == null)
{
try
{
String displayQuery = CultureInfo.CurrentCulture.TextInfo.ToTitleCase(query);
topicItem = new TopicItem(displayQuery, displayQuery);
topicItem.Query = displayQuery;
ManualResetEvent[] doneEvents = new ManualResetEvent[2];
doneEvents[0] = new ManualResetEvent(false);
TopicWorkerThread wikipediaTopicWorkerThread = new TopicWorkerThread(ProviderEnum.Wikipedia, topicItem, doneEvents[0]);
ThreadPool.QueueUserWorkItem(wikipediaTopicWorkerThread.ThreadPoolCallback);
doneEvents[1] = new ManualResetEvent(false);
TopicWorkerThread freebaseTopicWorkerThread = new TopicWorkerThread(ProviderEnum.Freebase, topicItem, doneEvents[1]);
ThreadPool.QueueUserWorkItem(freebaseTopicWorkerThread.ThreadPoolCallback);
WaitHandle.WaitAll(doneEvents);
TopicCacheHelper.CacheTopicItem(query, topicItem);
}
catch (Exception exception)
{
ErrorService.Log("TopicService", "GetTopic", query, exception);
}
}
AuditService.End(auditServiceItem);
return topicItem;
}
private CategoriesList BuildCategories()
{
CategoriesList categoriesList = new CategoriesList();
try
{
string filepath = System.Web.Hosting.HostingEnvironment.MapPath("~/data/Categories.xml");
XmlDocument xmlDocument = new XMLConnector().GetXMLDocument(filepath);
XmlNodeList categoryNodes = xmlDocument.SelectNodes("categories/category");
if (categoryNodes != null)
{
foreach (XmlNode categoryNode in categoryNodes)
{
string id = categoryNode.Attributes["id"].Value;
CategoryItem categoryItem = new CategoryItem(id);
categoryItem.Title = categoryNode.Attributes["title"].Value;
XmlNodeList providerMappingsNodes = categoryNode.SelectNodes("provider-mappings/provider-mapping");
if (providerMappingsNodes != null)
{
ProviderMappingList providerMappingList = categoryItem.ProviderMappingList;
foreach (XmlNode providerMappingNode in providerMappingsNodes)
{
ProviderMapping providerMapping = new ProviderMapping();
providerMapping.Provider = (ProviderEnum) Enum.Parse(typeof(ProviderEnum), providerMappingNode.Attributes["id"].Value);
providerMapping.Category = providerMappingNode.Attributes["category"].Value;
providerMappingList.Add(providerMapping);
}
}
XmlNodeList topicsNodes = categoryNode.SelectNodes("topics/topic");
if (topicsNodes != null)
{
TopicList topicList = categoryItem.TopicList;
foreach (XmlNode topicNode in topicsNodes)
{
string title = topicNode.Attributes["title"].Value;
TopicItem topicItem = new TopicItem(title, title);
topicList.Add(topicItem);
}
}
categoriesList.Add(categoryItem);
}
}
}
catch (Exception exception)
{
ErrorService.Log("CategorizationService", "BuildCategories", null, exception);
}
return categoriesList;
}
public TopicWorkerThread(ProviderEnum provider, TopicItem topicItem, ManualResetEvent doneEvent)
{
this.provider = provider;
this.topicItem = topicItem;
this.DoneEvent = doneEvent;
}
private void ParseTopicAlias(JObject descriptionJSONObject, TopicItem topicItem)
{
JArray valuesJArray = descriptionJSONObject.Value<JArray>("values");
if (valuesJArray != null)
{
topicItem.FreebaseAliases = new string[valuesJArray.Count];
int i = 0;
foreach (JObject valueJObject in valuesJArray)
{
string value = valueJObject.Value<string>("value");
topicItem.FreebaseAliases[i] = value;
i++;
}
}
}
public static void CacheTopicItem(string query, TopicItem topicItem)
{
string cacheName = "topic-" + query;
int cacheExpiration = ConfigService.GetConfig(ConfigKeys.THEINTERNETBUZZ_TOPIC_EXPIRATION, 60);
CacheService.Put(cacheName, cacheExpiration, topicItem);
}
