/* find the example sentence references in the example sentence index file */
bool findExample()
{
bool retval = false;
StreamReader fp = new StreamReader(WNDB.path + "SENTIDX.VRB");
Byte[] b = System.Text.Encoding.Unicode.GetBytes(fp.ReadToEnd());
MemoryStream ms = new MemoryStream(b);
//StreamReader fp = new StreamReader(mms);
int wdnum = whichword - 1;
Lexeme lx = words[wdnum];
string tbuf = lx.word + "%" + pos.ident + ":" + fnum + ":" + lx.uniq + "::";
string str = WNDB.binSearch(tbuf, ms); //fp);
if (str != null)
{
str = str.Substring(lx.word.Length + 11);
StrTok st = new StrTok(str, ' ', ',', '\n');
string offset;
while ((offset = st.next()) != null)
{
getExample(offset, lx.word);
retval = true;
}
}
fp.Close();
return(retval);
}
/* From search.c:
* Find word in index file and return parsed entry in data structure.
* Input word must be exact match of string in database. */
// From the WordNet Manual (http://wordnet.princeton.edu/man/wnsearch.3WN.html)
// index_lookup() finds searchstr in the index file for pos and returns a pointer
// to the parsed entry in an Index data structure. searchstr must exactly match the
// form of the word (lower case only, hyphens and underscores in the same places) in
// the index file. NULL is returned if a match is not found.
public static Index lookup(string word, PartOfSpeech pos)
{
int j;
if (word == "")
{
return(null);
}
// TDMS 14 Aug 2005 - changed to allow for numbers as well
// because the database contains searches that can start with
// numerals
//if (!char.IsLetter(word[0]))
if (!char.IsLetter(word[0]) && !char.IsNumber(word[0]))
{
return(null);
}
string line = WNDB.binSearch(word, pos);
if (line == null)
{
return(null);
}
Index idx = new Index();
StrTok st = new StrTok(line);
idx.wd = st.next(); /* the word */
idx.pos = PartOfSpeech.of(st.next()); /* the part of speech */
idx.sense_cnt = int.Parse(st.next()); /* collins count */
int ptruse_cnt = int.Parse(st.next()); /* number of pointers types */
idx.ptruse = new PointerType[ptruse_cnt];
for (j = 0; j < ptruse_cnt; j++)
{
idx.ptruse[j] = PointerType.of(st.next());
}
int off_cnt = int.Parse(st.next());
idx.offs = new int[off_cnt];
idx.tagsense_cnt = int.Parse(st.next());
for (j = 0; j < off_cnt; j++)
{
idx.offs[j] = int.Parse(st.next());
}
return(idx);
}
void Parse(string s, PartOfSpeech fpos, string word)
{
int j;
StrTok st = new StrTok(s);
int off = int.Parse(st.next());
fnum = int.Parse(st.next());
string f = st.next();
PartOfSpeech pos = PartOfSpeech.of(f);
if (pos.clss == "SATELLITE")
{
sstype = AdjSynSetType.IndirectAnt;
}
int wcnt = int.Parse(st.next(), NumberStyles.HexNumber);
words = new Lexeme[wcnt];
for (j = 0; j < wcnt; j++)
{
words[j] = new Lexeme();
words[j].word = st.next();
words[j].uniq = int.Parse(st.next(), NumberStyles.HexNumber);
// Thanh Dao 7 Nov 2005 - Added missing word sense values
int ss = getsearchsense(j + 1);
words[j].wnsns = ss;
if (words[j].word.ToLower() == word)
{
whichword = j + 1;
}
}
int pcnt = int.Parse(st.next());
ptrs = new Pointer[pcnt];
for (j = 0; j < pcnt; j++)
{
string p = st.next();
ptrs[j] = new Pointer(p);
if (fpos.name == "adj" && sstype == AdjSynSetType.DontKnow)
{
if (ptrs[j].ptp.ident == ANTPTR) // TDMS 11 JUL 2006 - change comparison to int //.mnemonic=="ANTPTR")
{
sstype = AdjSynSetType.DirectAnt;
}
else if (ptrs[j].ptp.ident == PERTPTR) // TDMS 11 JUL 2006 - change comparison to int //mnemonic=="PERTPTR")
{
sstype = AdjSynSetType.Pertainym;
}
}
ptrs[j].off = int.Parse(st.next());
ptrs[j].pos = PartOfSpeech.of(st.next());
int sx = int.Parse(st.next(), NumberStyles.HexNumber);
ptrs[j].sce = sx >> 8;
ptrs[j].dst = sx & 0xff;
}
f = st.next();
if (f != "|")
{
int fcnt = int.Parse(f);
for (j = 0; j < fcnt; j++)
{
f = st.next(); // +
Frame fr = Frame.frame(int.Parse(st.next()));
frames.Add(new SynSetFrame(fr, int.Parse(st.next(), NumberStyles.HexNumber)));
}
f = st.next();
}
defn = s.Substring(s.IndexOf('|') + 1);
}