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author | David Robillard <d@drobilla.net> | 2013-01-14 06:53:05 +0000 |
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committer | David Robillard <d@drobilla.net> | 2013-01-14 06:53:05 +0000 |
commit | 5cd549c8e512d9a85d7d666db5da8b8a444a281f (patch) | |
tree | 2aa2c443cf9aaf675588242bf86e8c6e0fb547e5 /src/sord.c | |
parent | fb40f19426ce147083c26c2fe9a9805f89fb8e9b (diff) | |
download | sord-5cd549c8e512d9a85d7d666db5da8b8a444a281f.tar.gz sord-5cd549c8e512d9a85d7d666db5da8b8a444a281f.tar.bz2 sord-5cd549c8e512d9a85d7d666db5da8b8a444a281f.zip |
Add sord_node_get() for easily getting single property values.
git-svn-id: http://svn.drobilla.net/sord/trunk@280 3d64ff67-21c5-427c-a301-fe4f08042e5a
Diffstat (limited to 'src/sord.c')
-rw-r--r-- | src/sord.c | 25 |
1 files changed, 25 insertions, 0 deletions
@@ -844,6 +844,31 @@ sord_search(SordModel* model, return sord_find(model, pat); } +const SordNode* +sord_get(SordModel* model, + const SordNode* s, + const SordNode* p, + const SordNode* o, + const SordNode* g) +{ + if ((bool)s + (bool)p + (bool)o != 2) { + return NULL; + } + + SordIter* i = sord_search(model, s, p, o, g); + const SordNode* ret = NULL; + if (!s) { + ret = sord_iter_get_node(i, SORD_SUBJECT); + } else if (!p) { + ret = sord_iter_get_node(i, SORD_PREDICATE); + } else if (!o) { + ret = sord_iter_get_node(i, SORD_OBJECT); + } + + sord_iter_free(i); + return ret; +} + bool sord_ask(SordModel* model, const SordNode* s, |