WS changes for function calls.
[idzebra-moved-to-github.git] / index / extract.c
index 68c8b12..24e5b9e 100644 (file)
@@ -1,4 +1,4 @@
-/* $Id: extract.c,v 1.256 2007-04-25 08:22:01 adam Exp $
+/* $Id: extract.c,v 1.263 2007-10-29 09:25:40 adam Exp $
    Copyright (C) 1995-2007
    Index Data ApS
 
@@ -66,8 +66,8 @@ static void extract_flush_record_keys(ZebraHandle zh, zint sysno,
                                       zint staticrank);
 static void extract_flush_sort_keys(ZebraHandle zh, zint sysno,
                                     int cmd, zebra_rec_keys_t skp);
-static void extract_schema_add (struct recExtractCtrl *p, Odr_oid *oid);
-static void extract_token_add (RecWord *p);
+static void extract_schema_add(struct recExtractCtrl *p, Odr_oid *oid);
+static void extract_token_add(RecWord *p);
 
 static void check_log_limit(ZebraHandle zh)
 {
@@ -78,7 +78,7 @@ static void check_log_limit(ZebraHandle zh)
     }
 }
 
-static void logRecord (ZebraHandle zh)
+static void logRecord(ZebraHandle zh)
 {
     check_log_limit(zh);
     ++zh->records_processed;
@@ -91,7 +91,21 @@ static void logRecord (ZebraHandle zh)
     }
 }
 
-static void extract_add_index_string (RecWord *p, 
+static void init_extractCtrl(ZebraHandle zh, struct recExtractCtrl *ctrl)
+{
+    int i;
+    for (i = 0; i<256; i++)
+    {
+       if (zebra_maps_is_positioned(zh->reg->zebra_maps, i))
+           ctrl->seqno[i] = 1;
+       else
+           ctrl->seqno[i] = 0;
+    }
+    ctrl->flagShowRecords = !zh->m_flag_rw;
+}
+
+
+static void extract_add_index_string(RecWord *p, 
                                       zinfo_index_category_t cat,
                                       const char *str, int length);
 
@@ -108,6 +122,215 @@ static void extract_init(struct recExtractCtrl *p, RecWord *w)
     w->segment = 0;
 }
 
+struct snip_rec_info {
+    ZebraHandle zh;
+    zebra_snippets *snippets;
+};
+
+
+static void snippet_add_complete_field(RecWord *p, int ord)
+{
+    struct snip_rec_info *h = p->extractCtrl->handle;
+    ZebraHandle zh = h->zh;
+
+    const char *b = p->term_buf;
+    char buf[IT_MAX_WORD+1];
+    const char **map = 0;
+    int i = 0, remain = p->term_len;
+    const char *start = b;
+    const char *last = 0;
+
+    if (remain > 0)
+       map = zebra_maps_input(zh->reg->zebra_maps, p->index_type, &b, remain, 1);
+
+    while (remain > 0 && i < IT_MAX_WORD)
+    {
+       while (map && *map && **map == *CHR_SPACE)
+       {
+           remain = p->term_len - (b - p->term_buf);
+
+            if (i == 0)
+                start = b;  /* set to first non-ws area */
+           if (remain > 0)
+           {
+               int first = i ? 0 : 1;  /* first position */
+
+               map = zebra_maps_input(zh->reg->zebra_maps, p->index_type, 
+                                       &b, remain, first);
+           }
+           else
+               map = 0;
+       }
+       if (!map)
+           break;
+
+       if (i && i < IT_MAX_WORD)
+           buf[i++] = *CHR_SPACE;
+       while (map && *map && **map != *CHR_SPACE)
+       {
+           const char *cp = *map;
+
+           if (**map == *CHR_CUT)
+           {
+               i = 0;
+           }
+           else
+           {
+               if (i >= IT_MAX_WORD)
+                   break;
+               while (i < IT_MAX_WORD && *cp)
+                   buf[i++] = *(cp++);
+           }
+            last = b;
+           remain = p->term_len  - (b - p->term_buf);
+           if (remain > 0)
+           {
+               map = zebra_maps_input(zh->reg->zebra_maps, p->index_type, &b,
+                                       remain, 0);
+           }
+           else
+               map = 0;
+       }
+    }
+    if (!i)
+       return;
+    if (last && start != last)
+        zebra_snippets_appendn(h->snippets, p->seqno, 0, ord,
+                               start, last - start);
+}
+
+static void snippet_add_incomplete_field(RecWord *p, int ord)
+{
+    struct snip_rec_info *h = p->extractCtrl->handle;
+    ZebraHandle zh = h->zh;
+    const char *b = p->term_buf;
+    int remain = p->term_len;
+    int first = 1;
+    const char **map = 0;
+    const char *start = b;
+    const char *last = b;
+
+    if (remain > 0)
+       map = zebra_maps_input(zh->reg->zebra_maps, p->index_type, &b, remain, 0);
+
+    while (map)
+    {
+       char buf[IT_MAX_WORD+1];
+       int i, remain;
+
+       /* Skip spaces */
+       while (map && *map && **map == *CHR_SPACE)
+       {
+           remain = p->term_len - (b - p->term_buf);
+            last = b;
+           if (remain > 0)
+               map = zebra_maps_input(zh->reg->zebra_maps, p->index_type, &b,
+                                      remain, 0);
+           else
+               map = 0;
+       }
+       if (!map)
+           break;
+        if (start != last)
+        {
+            zebra_snippets_appendn(h->snippets, p->seqno, 1, ord,
+                                   start, last - start);
+
+        }
+        start = last;
+
+       i = 0;
+       while (map && *map && **map != *CHR_SPACE)
+       {
+           const char *cp = *map;
+
+           while (i < IT_MAX_WORD && *cp)
+               buf[i++] = *(cp++);
+           remain = p->term_len - (b - p->term_buf);
+            last = b;
+           if (remain > 0)
+               map = zebra_maps_input(zh->reg->zebra_maps, p->index_type, &b, remain, 0);
+           else
+               map = 0;
+       }
+       if (!i)
+           return;
+
+        if (first)
+        {   
+            first = 0;
+            if (zebra_maps_is_first_in_field(zh->reg->zebra_maps, p->index_type))
+            {
+                /* first in field marker */
+                p->seqno++;
+            }
+        }
+        if (start != last)
+            zebra_snippets_appendn(h->snippets, p->seqno, 0, ord,
+                                   start, last - start);
+        start = last;
+        p->seqno++;
+    }
+
+}
+
+static void snippet_token_add(RecWord *p)
+{
+    struct snip_rec_info *h = p->extractCtrl->handle;
+    ZebraHandle zh = h->zh;
+
+    if (zebra_maps_is_index(zh->reg->zebra_maps, p->index_type))
+    {
+        ZebraExplainInfo zei = zh->reg->zei;
+        int ch = zebraExplain_lookup_attr_str(
+            zei, zinfo_index_category_index, p->index_type, p->index_name);
+
+        if(zebra_maps_is_complete (h->zh->reg->zebra_maps, p->index_type))
+            snippet_add_complete_field(p, ch);
+        else
+            snippet_add_incomplete_field(p, ch);
+    }
+}
+
+static void snippet_schema_add(
+    struct recExtractCtrl *p, Odr_oid *oid)
+{
+
+}
+
+void extract_snippet(ZebraHandle zh, zebra_snippets *sn,
+                     struct ZebraRecStream *stream,
+                     RecType rt, void *recTypeClientData)
+{
+    struct recExtractCtrl extractCtrl;
+    struct snip_rec_info info;
+    int r;
+
+    extractCtrl.stream = stream;
+    extractCtrl.first_record = 1;
+    extractCtrl.init = extract_init;
+    extractCtrl.tokenAdd = snippet_token_add;
+    extractCtrl.schemaAdd = snippet_schema_add;
+    assert(zh->reg);
+    assert(zh->reg->dh);
+
+    extractCtrl.dh = zh->reg->dh;
+    
+    info.zh = zh;
+    info.snippets = sn;
+    extractCtrl.handle = &info;
+    extractCtrl.match_criteria[0] = '\0';
+    extractCtrl.staticrank = 0;
+    extractCtrl.action = action_insert;
+    
+    init_extractCtrl(zh, &extractCtrl);
+
+    extractCtrl.setStoreData = 0;
+
+    r = (*rt->extract)(recTypeClientData, &extractCtrl);
+
+}
+
 static void searchRecordKey(ZebraHandle zh,
                            zebra_rec_keys_t reckeys,
                             const char *index_name,
@@ -203,11 +426,11 @@ static char *get_match_from_spec(ZebraHandle zh,
                attname_str[i] = '\0';
            }
 
-            searchRecordKey (zh, reckeys, attname_str, ws, 32);
+            searchRecordKey(zh, reckeys, attname_str, ws, 32);
 
             if (*s != ')')
             {
-                yaz_log (YLOG_WARN, "Missing ) in match criteria %s in group %s",
+                yaz_log(YLOG_WARN, "Missing ) in match criteria %s in group %s",
                       spec, zh->m_group ? zh->m_group : "none");
                 return NULL;
             }
@@ -221,12 +444,12 @@ static char *get_match_from_spec(ZebraHandle zh,
                         *dst++ = ' ';
                         first = 0;
                     }
-                    strcpy (dst, ws[i]);
+                    strcpy(dst, ws[i]);
                     dst += strlen(ws[i]);
                 }
             if (first)
             {
-                yaz_log (YLOG_WARN, "Record didn't contain match"
+                yaz_log(YLOG_WARN, "Record didn't contain match"
                       " fields in (%s,%s)", attset_str, attname_str);
                 return NULL;
             }
@@ -243,25 +466,25 @@ static char *get_match_from_spec(ZebraHandle zh,
             spec_len = s1 - s;
             if (spec_len > sizeof(special)-1)
                 spec_len = sizeof(special)-1;
-            memcpy (special, s, spec_len);
+            memcpy(special, s, spec_len);
             special[spec_len] = '\0';
             s = s1;
 
-            if (!strcmp (special, "group"))
+            if (!strcmp(special, "group"))
                 spec_src = zh->m_group;
-            else if (!strcmp (special, "database"))
+            else if (!strcmp(special, "database"))
                 spec_src = zh->basenames[0];
-            else if (!strcmp (special, "filename")) {
+            else if (!strcmp(special, "filename")) {
                 spec_src = fname;
            }
-            else if (!strcmp (special, "type"))
+            else if (!strcmp(special, "type"))
                 spec_src = zh->m_record_type;
             else 
                 spec_src = NULL;
             if (spec_src)
             {
-                strcpy (dst, spec_src);
-                dst += strlen (spec_src);
+                strcpy(dst, spec_src);
+                dst += strlen(spec_src);
             }
         }
         else if (*s == '\"' || *s == '\'')
@@ -278,12 +501,12 @@ static char *get_match_from_spec(ZebraHandle zh,
             if (*s)
                 s++;
             tmpString[i] = '\0';
-            strcpy (dst, tmpString);
-            dst += strlen (tmpString);
+            strcpy(dst, tmpString);
+            dst += strlen(tmpString);
         }
         else
         {
-            yaz_log (YLOG_WARN, "Syntax error in match criteria %s in group %s",
+            yaz_log(YLOG_WARN, "Syntax error in match criteria %s in group %s",
                   spec, zh->m_group ? zh->m_group : "none");
             return NULL;
         }
@@ -291,7 +514,7 @@ static char *get_match_from_spec(ZebraHandle zh,
     }
     if (dst == dstBuf)
     {
-        yaz_log (YLOG_WARN, "No match criteria for record %s in group %s",
+        yaz_log(YLOG_WARN, "No match criteria for record %s in group %s",
               fname, zh->m_group ? zh->m_group : "none");
         return NULL;
     }
@@ -305,19 +528,6 @@ struct recordLogInfo {
     struct recordGroup *rGroup;
 };
 
-static void init_extractCtrl(ZebraHandle zh, struct recExtractCtrl *ctrl)
-{
-    int i;
-    for (i = 0; i<256; i++)
-    {
-       if (zebra_maps_is_positioned(zh->reg->zebra_maps, i))
-           ctrl->seqno[i] = 1;
-       else
-           ctrl->seqno[i] = 0;
-    }
-    ctrl->flagShowRecords = !zh->m_flag_rw;
-}
-
 static void all_matches_add(struct recExtractCtrl *ctrl)
 {
     RecWord word;
@@ -325,7 +535,7 @@ static void all_matches_add(struct recExtractCtrl *ctrl)
     word.index_name = "_ALLRECORDS";
     word.index_type = 'w';
     word.seqno = 1;
-    extract_add_index_string (&word, zinfo_index_category_alwaysmatches,
+    extract_add_index_string(&word, zinfo_index_category_alwaysmatches,
                               "", 0);
 }
 
@@ -360,7 +570,7 @@ ZEBRA_RES zebra_extract_file(ZebraHandle zh, zint *sysno, const char *fname,
     if (!zh->m_group || !*zh->m_group)
         *gprefix = '\0';
     else
-        sprintf (gprefix, "%s.", zh->m_group);
+        sprintf(gprefix, "%s.", zh->m_group);
     
     yaz_log(log_level_extract, "zebra_extract_file %s", fname);
 
@@ -371,34 +581,34 @@ ZEBRA_RES zebra_extract_file(ZebraHandle zh, zint *sysno, const char *fname,
             break;
         else if (fname[i] == '.')
         {
-            strcpy (ext, fname+i+1);
+            strcpy(ext, fname+i+1);
             break;
         }
     /* determine file type - depending on extension */
     original_record_type = zh->m_record_type;
     if (!zh->m_record_type)
     {
-        sprintf (ext_res, "%srecordType.%s", gprefix, ext);
-        zh->m_record_type = res_get (zh->res, ext_res);
+        sprintf(ext_res, "%srecordType.%s", gprefix, ext);
+        zh->m_record_type = res_get(zh->res, ext_res);
     }
     if (!zh->m_record_type)
     {
         check_log_limit(zh);
        if (zh->records_processed + zh->records_skipped
             < zh->m_file_verbose_limit)
-            yaz_log (YLOG_LOG, "? %s", fname);
+            yaz_log(YLOG_LOG, "? %s", fname);
         zh->records_skipped++;
         return 0;
     }
     /* determine match criteria */
     if (!zh->m_record_id)
     {
-        sprintf (ext_res, "%srecordId.%s", gprefix, ext);
-        zh->m_record_id = res_get (zh->res, ext_res);
+        sprintf(ext_res, "%srecordId.%s", gprefix, ext);
+        zh->m_record_id = res_get(zh->res, ext_res);
     }
 
     if (!(recType =
-         recType_byName (zh->reg->recTypes, zh->res, zh->m_record_type,
+         recType_byName(zh->reg->recTypes, zh->res, zh->m_record_type,
                          &recTypeClientData)))
     {
         yaz_log(YLOG_WARN, "No such record type: %s", zh->m_record_type);
@@ -421,18 +631,18 @@ ZEBRA_RES zebra_extract_file(ZebraHandle zh, zint *sysno, const char *fname,
     {
         char full_rep[1024];
 
-        if (zh->path_reg && !yaz_is_abspath (fname))
+        if (zh->path_reg && !yaz_is_abspath(fname))
         {
-            strcpy (full_rep, zh->path_reg);
-            strcat (full_rep, "/");
-            strcat (full_rep, fname);
+            strcpy(full_rep, zh->path_reg);
+            strcat(full_rep, "/");
+            strcat(full_rep, fname);
         }
         else
-            strcpy (full_rep, fname);
+            strcpy(full_rep, fname);
         
-        if ((fd = open (full_rep, O_BINARY|O_RDONLY)) == -1)
+        if ((fd = open(full_rep, O_BINARY|O_RDONLY)) == -1)
         {
-            yaz_log (YLOG_WARN|YLOG_ERRNO, "open %s", full_rep);
+            yaz_log(YLOG_WARN|YLOG_ERRNO, "open %s", full_rep);
            zh->m_record_type = original_record_type;
             return ZEBRA_FAIL;
         }
@@ -479,26 +689,26 @@ ZEBRA_RES zebra_buffer_extract_record(ZebraHandle zh,
     {
         yaz_log(log_level_extract,
                 "Record type explicitly specified: %s", recordType);
-        recType = recType_byName (zh->reg->recTypes, zh->res, recordType,
+        recType = recType_byName(zh->reg->recTypes, zh->res, recordType,
                                   &clientData);
     } 
     else
     {
         if (!(zh->m_record_type))
        {
-            yaz_log (YLOG_WARN, "No such record type defined");
+            yaz_log(YLOG_WARN, "No such record type defined");
             return ZEBRA_FAIL;
         }
         yaz_log(log_level_extract, "Get record type from rgroup: %s",
                 zh->m_record_type);
-        recType = recType_byName (zh->reg->recTypes, zh->res,
+        recType = recType_byName(zh->reg->recTypes, zh->res,
                                  zh->m_record_type, &clientData);
         recordType = zh->m_record_type;
     }
     
     if (!recType)
     {
-        yaz_log (YLOG_WARN, "No such record type: %s", recordType);
+        yaz_log(YLOG_WARN, "No such record type: %s", recordType);
         return ZEBRA_FAIL;
     }
 
@@ -553,6 +763,20 @@ ZEBRA_RES zebra_extract_records_stream(ZebraHandle zh,
 }
 
 
+static WRBUF wrbuf_hex_str(const char *cstr)
+{
+    size_t i;
+    WRBUF w = wrbuf_alloc();
+    for (i = 0; cstr[i]; i++)
+    {
+        if (cstr[i] < ' ' || cstr[i] > 126)
+            wrbuf_printf(w, "\\%02X", cstr[i] & 0xff);
+        else
+            wrbuf_putc(w, cstr[i]);
+    }
+    return w;
+}
+
 ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh, 
                                       struct ZebraRecStream *stream,
                                       enum zebra_recctrl_action_t action,
@@ -585,9 +809,9 @@ ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh,
     zebra_rec_keys_reset(zh->reg->keys);
     zebra_rec_keys_reset(zh->reg->sortKeys);
 
-    if (zebraExplain_curDatabase (zh->reg->zei, zh->basenames[0]))
+    if (zebraExplain_curDatabase(zh->reg->zei, zh->basenames[0]))
     {
-        if (zebraExplain_newDatabase (zh->reg->zei, zh->basenames[0], 
+        if (zebraExplain_newDatabase(zh->reg->zei, zh->basenames[0], 
                                      zh->m_explain_database))
             return ZEBRA_FAIL;
     }
@@ -629,15 +853,15 @@ ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh,
             return ZEBRA_FAIL;
         case RECCTRL_EXTRACT_ERROR_GENERIC:
             /* error occured during extraction ... */
-            yaz_log (YLOG_WARN, "extract error: generic");
+            yaz_log(YLOG_WARN, "extract error: generic");
             return ZEBRA_FAIL;
         case RECCTRL_EXTRACT_ERROR_NO_SUCH_FILTER:
             /* error occured during extraction ... */
-            yaz_log (YLOG_WARN, "extract error: no such filter");
+            yaz_log(YLOG_WARN, "extract error: no such filter");
             return ZEBRA_FAIL;
         case RECCTRL_EXTRACT_SKIP:
             if (show_progress)
-                yaz_log (YLOG_LOG, "skip %s %s " ZINT_FORMAT,
+                yaz_log(YLOG_LOG, "skip %s %s " ZINT_FORMAT,
                          recordType, pr_fname, (zint) start_offset);
             *more = 1;
             
@@ -649,7 +873,7 @@ ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh,
         case RECCTRL_EXTRACT_OK:
             break;
         default:
-            yaz_log (YLOG_WARN, "extract error: unknown error: %d", r);
+            yaz_log(YLOG_WARN, "extract error: unknown error: %d", r);
             return ZEBRA_FAIL;
         }
         end_offset = stream->endf(stream, 0);
@@ -677,7 +901,7 @@ ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh,
                                                zh->m_record_id);
                if (!matchStr)
                 {
-                    yaz_log (YLOG_LOG, "error %s %s " ZINT_FORMAT, recordType,
+                    yaz_log(YLOG_LOG, "error %s %s " ZINT_FORMAT, recordType,
                              pr_fname, (zint) start_offset);
                    return ZEBRA_FAIL;
                 }
@@ -688,12 +912,20 @@ ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh,
            int db_ord = zebraExplain_get_database_ord(zh->reg->zei);
            char *rinfo = dict_lookup_ord(zh->reg->matchDict, db_ord,
                                          matchStr);
+
+            
+            if (log_level_extract)
+            {
+                WRBUF w = wrbuf_hex_str(matchStr);
+                yaz_log(log_level_extract, "matchStr: %s", wrbuf_cstr(w));
+                wrbuf_destroy(w);
+            }
             if (rinfo)
            {
                assert(*rinfo == sizeof(*sysno));
-                memcpy (sysno, rinfo+1, sizeof(*sysno));
+                memcpy(sysno, rinfo+1, sizeof(*sysno));
            }
-        }
+       }
     }
     if (zebra_rec_keys_empty(zh->reg->keys))
     {
@@ -708,26 +940,26 @@ ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh,
         /* new record */
         if (action == action_delete)
         {
-           yaz_log (YLOG_LOG, "delete %s %s " ZINT_FORMAT, recordType,
+           yaz_log(YLOG_LOG, "delete %s %s " ZINT_FORMAT, recordType,
                         pr_fname, (zint) start_offset);
-            yaz_log (YLOG_WARN, "cannot delete record above (seems new)");
+            yaz_log(YLOG_WARN, "cannot delete record above (seems new)");
             return ZEBRA_FAIL;
         }
        else if (action == action_replace)
        {
-           yaz_log (YLOG_LOG, "update %s %s " ZINT_FORMAT, recordType,
+           yaz_log(YLOG_LOG, "update %s %s " ZINT_FORMAT, recordType,
                         pr_fname, (zint) start_offset);
-            yaz_log (YLOG_WARN, "cannot update record above (seems new)");
+            yaz_log(YLOG_WARN, "cannot update record above (seems new)");
             return ZEBRA_FAIL;
        }
        if (show_progress)
-           yaz_log (YLOG_LOG, "add %s %s " ZINT_FORMAT, recordType, pr_fname,
+           yaz_log(YLOG_LOG, "add %s %s " ZINT_FORMAT, recordType, pr_fname,
                     (zint) start_offset);
-        rec = rec_new (zh->reg->records);
+        rec = rec_new(zh->reg->records);
 
         *sysno = rec->sysno;
 
-       recordAttr = rec_init_attr (zh->reg->zei, rec);
+       recordAttr = rec_init_attr(zh->reg->zei, rec);
        if (extractCtrl.staticrank < 0)
         {
             yaz_log(YLOG_WARN, "Negative staticrank for record. Set to 0");
@@ -760,19 +992,19 @@ ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh,
        zebra_rec_keys_t sortKeys = zebra_rec_keys_open();
        if (action == action_insert)
        {
-           yaz_log (YLOG_LOG, "skipped %s %s " ZINT_FORMAT, 
+           yaz_log(YLOG_LOG, "skipped %s %s " ZINT_FORMAT, 
                         recordType, pr_fname, (zint) start_offset);
            logRecord(zh);
            return ZEBRA_FAIL;
        }
 
-        rec = rec_get (zh->reg->records, *sysno);
-        assert (rec);
+        rec = rec_get(zh->reg->records, *sysno);
+        assert(rec);
        
-       recordAttr = rec_init_attr (zh->reg->zei, rec);
+       recordAttr = rec_init_attr(zh->reg->zei, rec);
 
         /* decrease total size */
-        zebraExplain_recordBytesIncrement (zh->reg->zei,
+        zebraExplain_recordBytesIncrement(zh->reg->zei,
                                            - recordAttr->recordSize);
 
        zebra_rec_keys_set_buf(delkeys,
@@ -814,7 +1046,7 @@ ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh,
                    int db_ord = zebraExplain_get_database_ord(zh->reg->zei);
                     dict_delete_ord(zh->reg->matchDict, db_ord, matchStr);
                }
-                rec_del (zh->reg->records, &rec);
+                rec_del(zh->reg->records, &rec);
             }
             zebra_rec_keys_close(delkeys);
             zebra_rec_keys_close(sortKeys);
@@ -844,17 +1076,17 @@ ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh,
        zebra_rec_keys_close(sortKeys);
     }
     /* update file type */
-    xfree (rec->info[recInfo_fileType]);
+    xfree(rec->info[recInfo_fileType]);
     rec->info[recInfo_fileType] =
-        rec_strdup (recordType, &rec->size[recInfo_fileType]);
+        rec_strdup(recordType, &rec->size[recInfo_fileType]);
 
     /* update filename */
-    xfree (rec->info[recInfo_filename]);
+    xfree(rec->info[recInfo_filename]);
     rec->info[recInfo_filename] =
-        rec_strdup (fname, &rec->size[recInfo_filename]);
+        rec_strdup(fname, &rec->size[recInfo_filename]);
 
     /* update delete keys */
-    xfree (rec->info[recInfo_delKeys]);
+    xfree(rec->info[recInfo_delKeys]);
     if (!zebra_rec_keys_empty(zh->reg->keys) && zh->m_store_keys == 1)
     {
        zebra_rec_keys_get_buf(zh->reg->keys,
@@ -867,7 +1099,7 @@ ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh,
         rec->size[recInfo_delKeys] = 0;
     }
     /* update sort keys */
-    xfree (rec->info[recInfo_sortKeys]);
+    xfree(rec->info[recInfo_sortKeys]);
 
     zebra_rec_keys_get_buf(zh->reg->sortKeys,
                           &rec->info[recInfo_sortKeys],
@@ -882,10 +1114,10 @@ ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh,
 
     /* set run-number for this record */
     recordAttr->runNumber =
-       zebraExplain_runNumberIncrement (zh->reg->zei, 0);
+       zebraExplain_runNumberIncrement(zh->reg->zei, 0);
 
     /* update store data */
-    xfree (rec->info[recInfo_storeData]);
+    xfree(rec->info[recInfo_storeData]);
 
     /* update store data */
     if (zh->store_data_buf)
@@ -901,7 +1133,7 @@ ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh,
 
         rec->size[recInfo_storeData] = recordAttr->recordSize;
         rec->info[recInfo_storeData] = (char *)
-           xmalloc (recordAttr->recordSize);
+           xmalloc(recordAttr->recordSize);
         stream->seekf(stream, start_offset);
         stream->readf(stream, rec->info[recInfo_storeData],
                       recordAttr->recordSize);
@@ -913,15 +1145,15 @@ ZEBRA_RES zebra_extract_record_stream(ZebraHandle zh,
         rec->size[recInfo_storeData] = 0;
     }
     /* update database name */
-    xfree (rec->info[recInfo_databaseName]);
+    xfree(rec->info[recInfo_databaseName]);
     rec->info[recInfo_databaseName] =
-        rec_strdup (zh->basenames[0], &rec->size[recInfo_databaseName]); 
+        rec_strdup(zh->basenames[0], &rec->size[recInfo_databaseName]); 
 
     /* update offset */
     recordAttr->recordOffset = start_offset;
     
     /* commit this record */
-    rec_put (zh->reg->records, &rec);
+    rec_put(zh->reg->records, &rec);
     logRecord(zh);
     return ZEBRA_OK;
 }
@@ -931,13 +1163,13 @@ ZEBRA_RES zebra_extract_explain(void *handle, Record rec, data1_node *n)
     ZebraHandle zh = (ZebraHandle) handle;
     struct recExtractCtrl extractCtrl;
 
-    if (zebraExplain_curDatabase (zh->reg->zei,
+    if (zebraExplain_curDatabase(zh->reg->zei,
                                  rec->info[recInfo_databaseName]))
     {
        abort();
-        if (zebraExplain_newDatabase (zh->reg->zei,
+        if (zebraExplain_newDatabase(zh->reg->zei,
                                      rec->info[recInfo_databaseName], 0))
-            abort ();
+            abort();
     }
 
     zebra_rec_keys_reset(zh->reg->keys);
@@ -998,12 +1230,12 @@ ZEBRA_RES zebra_extract_explain(void *handle, Record rec, data1_node *n)
     }
     extract_flush_sort_keys(zh, rec->sysno, 1, zh->reg->sortKeys);
     
-    xfree (rec->info[recInfo_delKeys]);
+    xfree(rec->info[recInfo_delKeys]);
     zebra_rec_keys_get_buf(zh->reg->keys,
                           &rec->info[recInfo_delKeys], 
                           &rec->size[recInfo_delKeys]);
 
-    xfree (rec->info[recInfo_sortKeys]);
+    xfree(rec->info[recInfo_sortKeys]);
     zebra_rec_keys_get_buf(zh->reg->sortKeys,
                           &rec->info[recInfo_sortKeys],
                           &rec->size[recInfo_sortKeys]);
@@ -1137,8 +1369,8 @@ void extract_flush_record_keys2(ZebraHandle zh, zint sysno,
     if (!zh->reg->key_block)
     {
        int mem = 1024*1024 * atoi( res_get_def( zh->res, "memmax", "8"));
-        const char *key_tmp_dir = res_get_def (zh->res, "keyTmpDir", ".");
-        int use_threads = atoi(res_get_def (zh->res, "threads", "1"));
+        const char *key_tmp_dir = res_get_def(zh->res, "keyTmpDir", ".");
+        int use_threads = atoi(res_get_def(zh->res, "threads", "1"));
         zh->reg->key_block = key_block_create(mem, key_tmp_dir, use_threads);
     }
 
@@ -1146,14 +1378,14 @@ void extract_flush_record_keys2(ZebraHandle zh, zint sysno,
     {
         extract_rec_keys_adjust(zh, 1, ins_keys);
         if (!del_keys)
-            zebraExplain_recordCountIncrement (zei, 1);
+            zebraExplain_recordCountIncrement(zei, 1);
         zebra_rec_keys_rewind(ins_keys);
     }
     if (del_keys)
     {
         extract_rec_keys_adjust(zh, 0, del_keys);
         if (!ins_keys)
-            zebraExplain_recordCountIncrement (zei, -1);
+            zebraExplain_recordCountIncrement(zei, -1);
         zebra_rec_keys_rewind(del_keys);
     }
 
@@ -1217,11 +1449,11 @@ void extract_flush_record_keys(ZebraHandle zh, zint sysno, int cmd,
     if (!zh->reg->key_block)
     {
        int mem = 1024*1024 * atoi( res_get_def( zh->res, "memmax", "8"));
-        const char *key_tmp_dir = res_get_def (zh->res, "keyTmpDir", ".");
-        int use_threads = atoi(res_get_def (zh->res, "threads", "1"));
+        const char *key_tmp_dir = res_get_def(zh->res, "keyTmpDir", ".");
+        int use_threads = atoi(res_get_def(zh->res, "threads", "1"));
         zh->reg->key_block = key_block_create(mem, key_tmp_dir, use_threads);
     }
-    zebraExplain_recordCountIncrement (zei, cmd ? 1 : -1);
+    zebraExplain_recordCountIncrement(zei, cmd ? 1 : -1);
 
 #if 0
     yaz_log(YLOG_LOG, "sysno=" ZINT_FORMAT " cmd=%d", sysno, cmd);
@@ -1267,7 +1499,7 @@ ZEBRA_RES zebra_rec_keys_to_snippets(ZebraHandle zh,
            assert(index_type);
            zebra_term_untrans_iconv(zh, nmem, index_type,
                                     &dst_term, str);
-           zebra_snippets_append(snippets, seqno, ord, dst_term);
+           zebra_snippets_append(snippets, seqno, 0, ord, dst_term);
            nmem_reset(nmem);
        }
     }
@@ -1364,7 +1596,7 @@ static void extract_add_staticrank_string(RecWord *p,
 static void extract_add_string(RecWord *p, const char *string, int length)
 {
     ZebraHandle zh = p->extractCtrl->handle;
-    assert (length > 0);
+    assert(length > 0);
 
     if (!p->index_name)
         return;
@@ -1447,12 +1679,12 @@ static void extract_add_incomplete_field(RecWord *p)
                 p->seqno++;
             }
         }
-       extract_add_string (p, buf, i);
+       extract_add_string(p, buf, i);
         p->seqno++;
     }
 }
 
-static void extract_add_complete_field (RecWord *p)
+static void extract_add_complete_field(RecWord *p)
 {
     ZebraHandle zh = p->extractCtrl->handle;
     const char *b = p->term_buf;
@@ -1461,7 +1693,7 @@ static void extract_add_complete_field (RecWord *p)
     int i = 0, remain = p->term_len;
 
     if (remain > 0)
-       map = zebra_maps_input (zh->reg->zebra_maps, p->index_type, &b, remain, 1);
+       map = zebra_maps_input(zh->reg->zebra_maps, p->index_type, &b, remain, 1);
 
     while (remain > 0 && i < IT_MAX_WORD)
     {
@@ -1500,7 +1732,7 @@ static void extract_add_complete_field (RecWord *p)
            remain = p->term_len  - (b - p->term_buf);
            if (remain > 0)
            {
-               map = zebra_maps_input (zh->reg->zebra_maps, p->index_type, &b,
+               map = zebra_maps_input(zh->reg->zebra_maps, p->index_type, &b,
                                        remain, 0);
            }
            else
@@ -1509,7 +1741,7 @@ static void extract_add_complete_field (RecWord *p)
     }
     if (!i)
        return;
-    extract_add_string (p, buf, i);
+    extract_add_string(p, buf, i);
 }
 
 static void extract_token_add(RecWord *p)
@@ -1530,8 +1762,8 @@ static void extract_token_add(RecWord *p)
        p->term_buf = wrbuf_buf(wrbuf);
        p->term_len = wrbuf_len(wrbuf);
     }
-    if (zebra_maps_is_complete (zh->reg->zebra_maps, p->index_type))
-       extract_add_complete_field (p);
+    if (zebra_maps_is_complete(zh->reg->zebra_maps, p->index_type))
+       extract_add_complete_field(p);
     else
        extract_add_incomplete_field(p);
 }
@@ -1564,7 +1796,7 @@ static void extract_set_store_data_prepare(struct recExtractCtrl *p)
 static void extract_schema_add(struct recExtractCtrl *p, Odr_oid *oid)
 {
     ZebraHandle zh = (ZebraHandle) p->handle;
-    zebraExplain_addSchema (zh->reg->zei, oid);
+    zebraExplain_addSchema(zh->reg->zei, oid);
 }
 
 void extract_flush_sort_keys(ZebraHandle zh, zint sysno,