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** Return true if the full-text search index exists
*/
int search_index_exists(void){
static int fExists = -1;
if( fExists<0 ) fExists = db_table_exists("repository","ftsdocs");
return fExists;
}
/*
** Fill the FTSDOCS table with unindexed entries for everything
** in the repository. This uses INSERT OR IGNORE so entries already
** in FTSDOCS are unchanged.
*/
void search_fill_index(void){
if( !search_index_exists() ) return;
search_sql_setup(g.db);
db_multi_exec(
"INSERT OR IGNORE INTO ftsdocs(type,rid,idxed)"
" SELECT 'c', objid, 0 FROM event WHERE type='ci';"
);
db_multi_exec(
"WITH latest_wiki(rid,name,mtime) AS ("
" SELECT tagxref.rid, substr(tag.tagname,6), max(tagxref.mtime)"
" FROM tag, tagxref"
" WHERE tag.tagname GLOB 'wiki-*'"
" AND tagxref.tagid=tag.tagid"
" AND tagxref.value>0"
" GROUP BY 2"
") INSERT OR IGNORE INTO ftsdocs(type,rid,name,idxed)"
" SELECT 'w', rid, name, 0 FROM latest_wiki;"
);
db_multi_exec(
"INSERT OR IGNORE INTO ftsdocs(type,rid,idxed)"
" SELECT 't', tkt_id, 0 FROM ticket;"
);
}
/*
** The document described by cType,rid,zName is about to be added or
** updated. If the document has already been indexed, then unindex it
** now while we still have access to the old content. Add the document
** to the queue of documents that need to be indexed or reindexed.
*/
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}
/*
** COMMAND: test-fts
*/
void test_fts_cmd(void){
char *zSubCmd;
int n;
int i, n;
static const struct { int iCmd; const char *z; } aCmd[] = {
{ 1, "create" },
{ 2, "drop" },
{ 3, "exists" },
{ 4, "fill" },
{ 5, "pending" },
{ 6, "all" },
};
db_find_and_open_repository(0, 0);
if( g.argc<3 ) usage("SUBCMD ...");
zSubCmd = g.argv[2];
n = (int)strlen(zSubCmd);
for(i=0; i<ArraySize(aCmd); i++){
if( fossil_strncmp(aCmd[i].z, zSubCmd, n)==0 ) break;
}
if( i>=ArraySize(aCmd) ){
Blob all;
blob_init(&all,0,0);
for(i=0; i<ArraySize(aCmd); i++) blob_appendf(&all, " %s", aCmd[i].z);
fossil_fatal("unknown \"%s\" - should be:%s", zSubCmd, blob_str(&all));
return;
}
db_begin_transaction();
switch( aCmd[i].iCmd ){
if( fossil_strncmp(zSubCmd, "create", n)==0 ){
search_create_index();
}else if( fossil_strncmp(zSubCmd, "drop",n)==0 ){
search_drop_index();
}else if( fossil_strncmp(zSubCmd, "exists",n)==0 ){
fossil_print("search_index_exists() = %d\n", search_index_exists());
}else{
fossil_fatal("unknown subcommand \"%s\"", zSubCmd);
}
case 1: { assert( fossil_strncmp(zSubCmd, "create", n)==0 );
search_create_index();
break;
}
case 2: { assert( fossil_strncmp(zSubCmd, "drop", n)==0 );
search_drop_index();
break;
}
case 3: { assert( fossil_strncmp(zSubCmd, "exist", n)==0 );
fossil_print("search_index_exists() = %d\n", search_index_exists());
break;
}
case 4: { assert( fossil_strncmp(zSubCmd, "fill", n)==0 );
search_fill_index();
break;
}
case 5: { assert( fossil_strncmp(zSubCmd, "pending", n)==0 );
Stmt q;
if( !search_index_exists() ) break;
db_prepare(&q, "SELECT id, type, rid, quote(name) FROM ftsdocs"
" WHERE NOT idxed");
while( db_step(&q)==SQLITE_ROW ){
fossil_print("%6d: %s %6d %s\n",
db_column_int(&q, 0),
db_column_text(&q, 1),
db_column_int(&q, 2),
db_column_text(&q, 3)
);
}
db_finalize(&q);
break;
}
case 6: { assert( fossil_strncmp(zSubCmd, "all", n)==0 );
Stmt q;
if( !search_index_exists() ) break;
db_prepare(&q, "SELECT id, type, rid, quote(name), idxed FROM ftsdocs");
while( db_step(&q)==SQLITE_ROW ){
fossil_print("%6d: %s %6d %s%s\n",
db_column_int(&q, 0),
db_column_text(&q, 1),
db_column_int(&q, 2),
db_column_text(&q, 3),
db_column_int(&q, 4) ? "" : " (NOT INDEXED)"
);
}
db_finalize(&q);
break;
}
}
db_end_transaction(0);
}
|