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Treat string meta value "" the same as NULL

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This commit is contained in:
Christian Dywan 2012-01-03 21:28:45 +01:00
parent 81250720de
commit 98c87e7ca9
1 changed files with 6 additions and 1 deletions
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7
katze/katze-item.c
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@ -527,17 +527,22 @@ katze_item_set_meta_data_value (KatzeItem* item,
* Return value: a string, or %NULL * Return value: a string, or %NULL
* *
* Since: 0.1.8 * Since: 0.1.8
*
* Since 0.4.4 "" is treated like %NULL.
**/ **/
const gchar* const gchar*
katze_item_get_meta_string (KatzeItem* item, katze_item_get_meta_string (KatzeItem* item,
const gchar* key) const gchar* key)
{ {
const gchar* value;
g_return_val_if_fail (KATZE_IS_ITEM (item), NULL); g_return_val_if_fail (KATZE_IS_ITEM (item), NULL);
g_return_val_if_fail (key != NULL, NULL); g_return_val_if_fail (key != NULL, NULL);
if (g_str_has_prefix (key, "midori:")) if (g_str_has_prefix (key, "midori:"))
key = &key[7]; key = &key[7];
return g_hash_table_lookup (item->metadata, key); value = g_hash_table_lookup (item->metadata, key);
return value && *value ? value : NULL;
} }
/** /**