Changeset 319 for trunk/gsdl/src/colservr/mgq.c

Timestamp:

1999-06-30T16:04:14+12:00 (25 years ago)

Author:

rjmcnab

Message:

made stemming functions available from mgsearch and made the stems
for the query terms available in queryinfo

File:

• trunk/gsdl/src/colservr/mgq.c (modified) (3 diffs)

trunk/gsdl/src/colservr/mgq.c

@@ -12 +12 @@
 /*
    $Log$
+   Revision 1.5  1999/06/30 04:04:11  rjmcnab
+   made stemming functions available from mgsearch and made the stems
+   for the query terms available in queryinfo
+
    Revision 1.4  1999/06/28 08:56:29  rjmcnab
    A bit of hacking to remove the restriction that the index to get
@@ -60 +64 @@
 #include "term_lists.h"
 #include "local_strings.h"
+
+#include "words.h"
+#include "stemmer.h"
   
 #ifdef __cplusplus
@@ -561 +568 @@
 
 
+/* use mgq_getmaxstemlen to determine the length of the word stems to pass */
+/* to mgq_stemword */
+int mgq_getmaxstemlen () {
+  return MAXSTEMLEN;
+}
+
+/* note: the stemming method and the stemmer come from the last query */
+/* "word" should be at least maxstemlen+1 long and it is a string that */
+/* starts with the string length */
+void mgq_stemword (unsigned char *word) {
+  int stem_method = 0;
+  query_data *qd = NULL;
+
+  if (cur_cachenum == -1) return;
+  qd = dbcache[cur_cachenum].qd;
+  if (qd == NULL || word == NULL) return;
+
+  if (qd->sd->sdh.indexed) {
+    stem_method = BooleanEnv(GetEnv("casefold"),0) | (BooleanEnv(GetEnv("stem"),0) << 1);
+  } else {
+    stem_method = qd->sd->sdh.stem_method;
+  }
+
+  stemmer (stem_method, qd->sd->sdh.stemmer_num, word);
+}
+
+
+
 int is_dbcache_full (void) {
   init_dbcache ();