void cw_close(CompoundWriter *cw)
{
OutStream *os = NULL;
int i;
if (cw->ids->size <= 0) {
RAISE(STATE_ERROR, "Tried to merge compound file with no entries");
}
os = cw->store->new_output(cw->store, cw->name);
os_write_vint(os, ary_size(cw->file_entries));
/* Write the directory with all offsets at 0.
* Remember the positions of directory entries so that we can adjust the
* offsets later */
for (i = 0; i < ary_size(cw->file_entries); i++) {
cw->file_entries[i].dir_offset = os_pos(os);
os_write_u64(os, 0); /* for now */
os_write_string(os, cw->file_entries[i].name);
}
/* Open the files and copy their data into the stream. Remember the
* locations of each file's data section. */
for (i = 0; i < ary_size(cw->file_entries); i++) {
cw->file_entries[i].data_offset = os_pos(os);
cw_copy_file(cw, &cw->file_entries[i], os);
}
/* Write the data offsets into the directory of the compound stream */
for (i = 0; i < ary_size(cw->file_entries); i++) {
os_seek(os, cw->file_entries[i].dir_offset);
os_write_u64(os, cw->file_entries[i].data_offset);
}
if (os) {
os_close(os);
}
hs_destroy(cw->ids);
ary_free(cw->file_entries);
free(cw);
}
void index_add_array(Index *self, char **fields)
{
int i;
Document *doc = doc_new();
for (i = 0; i < ary_size(fields); i++) {
doc_add_field(doc, df_add_data(df_new(self->def_field),
estrdup(fields[i])));
}
index_add_doc(self, doc);
doc_destroy(doc);
}
float simdef_idf_phrase(struct Similarity *s, const char *field,
PhrasePosition *positions,
int pp_cnt, Searcher *searcher)
{
float idf = 0.0;
int i, j;
for (i = 0; i < pp_cnt; i++) {
char **terms = positions[i].terms;
for (j = ary_size(terms) - 1; j >= 0; j--) {
idf += sim_idf_term(s, field, terms[j], searcher);
}
}
return idf;
}