/// <summary>
/// Parses one line from Makemeahanzi input file.
/// </summary>
/// <param name="line"></param>
/// <param name="logStream"></param>
public void ProcessHanziLine(string line, StreamWriter logStream)
{
++hanziLineNum;
if (!line.StartsWith("{"))
{
return;
}
HanziParser hp = new HanziParser(line);
HanziInfo hi = null;
char c;
try
{
hp.Parse();
c = hp.Hanzi;
hi = hp.GetHanziInfo();
hanziInfoIdx[(int)c] = hanziTempWriter.Position;
hi.Serialize(hanziTempWriter);
}
catch (Exception ex)
{
string msg = "Hanzi Line {0}: ERROR: Failed to parse: {1}: {2}";
msg = string.Format(msg, lineNum, ex.GetType().Name, ex.Message);
logStream.WriteLine(msg);
}
}
/// <summary>
/// Retrieves information about hanzi.
/// </summary>
public override void Process()
{
string hanzi = Req.Params["hanzi"];
if (hanzi == null)
{
throw new ApiException(400, "Missing 'hanzi' parameter.");
}
if (hanzi.Length != 1)
{
throw new ApiException(400, "'hanzi' parameter must contain a single character.");
}
// Look up hanzi
HanziInfo hi = Global.Dict.GetHanziInfo(hanzi[0]);
// Log query
QueryLogger.Instance.LogHanzi(Req.UserHostAddress, hanzi[0], hi != null);
// Produce response
if (hi == null)
{
Json = "null";
}
else
{
StringBuilder sb = new StringBuilder();
sb.AppendLine("{");
sb.AppendLine(" \"strokes\":");
sb.AppendLine(" [");
for (int i = 0; i != hi.Strokes.Count; ++i)
{
OneStroke stroke = hi.Strokes[i];
sb.Append(" ");
sb.Append('"');
sb.Append(stroke.SVG);
sb.Append('"');
if (i != hi.Strokes.Count - 1)
{
sb.Append(",");
}
sb.AppendLine();
}
sb.AppendLine(" ],");
sb.Append(" \"medians\": [");
for (int i = 0; i != hi.Strokes.Count; ++i)
{
OneStroke stroke = hi.Strokes[i];
sb.Append("[");
for (int j = 0; j != stroke.Median.Count; ++j)
{
Tuple <short, short> median = stroke.Median[j];
sb.Append("[");
sb.Append(median.Item1.ToString());
sb.Append(",");
sb.Append(median.Item2.ToString());
sb.Append("]");
if (j != stroke.Median.Count - 1)
{
sb.Append(",");
}
}
sb.Append("]");
if (i != hi.Strokes.Count - 1)
{
sb.Append(",");
}
}
sb.AppendLine("]");
sb.AppendLine("}");
// Finished, this is what we'll return
Json = sb.ToString();
}
}
