public List <TermInfo> LoadSetTerms(long setID)
{
SetInfo set;
if (!sets.TryGetValue(setID, out set))
{
return(null);
}
try {
using (var stream = storage.OpenFile("Set" + setID.ToString(CultureInfo.InvariantCulture), FileMode.Open)) {
using (var reader = new BinaryReader(stream)) {
int termCount = reader.ReadInt32();
var terms = new List <TermInfo>();
while (termCount-- > 0)
{
var term = new TermInfo {
ID = reader.ReadInt64(),
Term = reader.ReadString(),
Definition = reader.ReadString(),
Image = reader.ReadString()
};
if (string.IsNullOrEmpty(term.Image))
{
term.Image = null;
}
terms.Add(term);
}
set.Terms = terms;
sets[setID] = set;
return(terms);
}
}
} catch (IsolatedStorageException) {
return(null);
} catch (IOException) {
return(null);
}
}
public SetInfo(JsonValue json, IJsonContext context) : this()
{
var dict = json as JsonDictionary;
if (dict == null)
{
throw new JsonConvertException("Expected a JSON dictionary to be converted to a SetInfo");
}
foreach (var k in dict.Items)
{
switch (k.Key)
{
case "id": ID = context.FromJson <long>(k.Value); break;
case "url": Uri = new Uri(context.FromJson <string>(k.Value)); break;
case "title": Title = context.FromJson <string>(k.Value); break;
case "created_by": Author = context.FromJson <string>(k.Value); break;
case "description": Description = context.FromJson <string>(k.Value); break;
case "term_count": TermCount = context.FromJson <int>(k.Value); break;
case "created_date": Created = new DateTime(1970, 1, 1).AddSeconds(context.FromJson <long>(k.Value)); break;
case "modified_date": Modified = new DateTime(1970, 1, 1).AddSeconds(context.FromJson <long>(k.Value)); break;
case "subjects": Subjects = context.FromJson <List <string> >(k.Value); break;
case "visibility": Visibility = context.FromJson <string>(k.Value); break;
case "editable": Editable = context.FromJson <string>(k.Value); break;
case "has_access": HasAccess = context.FromJson <bool>(k.Value); break;
case "has_discussion": HasDiscussion = context.FromJson <bool>(k.Value); break;
case "lang_terms": TermLanguageCode = context.FromJson <string>(k.Value); break;
case "lang_definitions": DefinitionLanguageCode = context.FromJson <string>(k.Value); break;
case "terms":
var list = new List <TermInfo>();
if (k.Value is JsonArray)
{
foreach (var termJson in ((JsonArray)k.Value).Items)
{
if (!(termJson is JsonDictionary))
{
throw new JsonConvertException("Expected SetInfo.Terms to be an array of JSON dictionaries");
}
var term = new TermInfo {
ID = context.FromJson <long>(((JsonDictionary)termJson).Items["id"]),
Term = context.FromJson <string>(((JsonDictionary)termJson).Items["term"]),
Definition = context.FromJson <string>(((JsonDictionary)termJson).Items["definition"])
};
if (term.Term == null || term.Definition == null)
{
throw new JsonConvertException("Either term or definition was not group when converting from JSON to SetInfo");
}
list.Add(term);
}
}
else
{
throw new JsonConvertException("Expected SetInfo.Terms to be an array");
}
Terms = list;
break;
}
}
// TODO: Validate that important fields are defined
}
public SetInfo(JsonValue json, IJsonContext context)
: this()
{
var dict = json as JsonDictionary;
if (dict == null)
throw new JsonConvertException("Expected a JSON dictionary to be converted to a SetInfo");
foreach (var k in dict.Items) {
switch (k.Key) {
case "id": ID = context.FromJson<long>(k.Value); break;
case "url": Uri = new Uri(context.FromJson<string>(k.Value)); break;
case "title": Title = context.FromJson<string>(k.Value); break;
case "created_by": Author = context.FromJson<string>(k.Value); break;
case "description": Description = context.FromJson<string>(k.Value); break;
case "term_count": TermCount = context.FromJson<int>(k.Value); break;
case "created_date": Created = new DateTime(1970, 1, 1).AddSeconds(context.FromJson<long>(k.Value)); break;
case "modified_date": Modified = new DateTime(1970, 1, 1).AddSeconds(context.FromJson<long>(k.Value)); break;
case "subjects": Subjects = context.FromJson<List<string>>(k.Value); break;
case "visibility": Visibility = context.FromJson<string>(k.Value); break;
case "editable": Editable = context.FromJson<string>(k.Value); break;
case "has_access": HasAccess = context.FromJson<bool>(k.Value); break;
case "has_discussion": HasDiscussion = context.FromJson<bool>(k.Value); break;
case "lang_terms": TermLanguageCode = context.FromJson<string>(k.Value); break;
case "lang_definitions": DefinitionLanguageCode = context.FromJson<string>(k.Value); break;
case "terms":
var list = new List<TermInfo>();
if (k.Value is JsonArray) {
foreach (var termJson in ((JsonArray)k.Value).Items) {
if (!(termJson is JsonDictionary))
throw new JsonConvertException("Expected SetInfo.Terms to be an array of JSON dictionaries");
var term = new TermInfo {
ID = context.FromJson<long>(((JsonDictionary)termJson).Items["id"]),
Term = context.FromJson<string>(((JsonDictionary)termJson).Items["term"]),
Definition = context.FromJson<string>(((JsonDictionary)termJson).Items["definition"])
};
if (term.Term == null || term.Definition == null)
throw new JsonConvertException("Either term or definition was not group when converting from JSON to SetInfo");
list.Add(term);
}
} else {
throw new JsonConvertException("Expected SetInfo.Terms to be an array");
}
Terms = list;
break;
}
}
// TODO: Validate that important fields are defined
}