string Coll::getAttribute( const string &attrname ) const
{
const char *val;
if( !xmmsv_coll_attribute_get_string( coll_, attrname.c_str(), &val ) ) {
throw no_such_key_error( "No such attribute: " + attrname );
}
return string( val );
}
static void
playlist_coll_attribute_get_position (xmmsv_t *coll, gint *pos)
{
const gchar *str = NULL;
if (xmmsv_coll_attribute_get_string (coll, "position", &str)) {
*pos = strtol (str, NULL, 10);
} else {
*pos = -1;
}
}
/* Augment the collection with new attributes needed for coll2 */
static xmmsv_t *
augment_coll (xmmsv_t *coll)
{
xmmsv_t *ret = coll;
const char *key;
switch (xmmsv_coll_get_type (coll)) {
case XMMS_COLLECTION_TYPE_HAS:
case XMMS_COLLECTION_TYPE_MATCH:
case XMMS_COLLECTION_TYPE_TOKEN:
case XMMS_COLLECTION_TYPE_EQUALS:
case XMMS_COLLECTION_TYPE_NOTEQUAL:
case XMMS_COLLECTION_TYPE_SMALLER:
case XMMS_COLLECTION_TYPE_SMALLEREQ:
case XMMS_COLLECTION_TYPE_GREATER:
case XMMS_COLLECTION_TYPE_GREATEREQ:
if (xmmsv_coll_attribute_get_string (coll, "field", &key)
&& strcmp (key, "id") == 0) {
xmmsv_coll_attribute_set_string (coll, "type", "id");
} else {
xmmsv_coll_attribute_set_string (coll, "type", "value");
}
break;
case XMMS_COLLECTION_TYPE_REFERENCE:
if (xmmsv_coll_attribute_get_string (coll, "reference", &key)
&& strcmp (key, "All Media") == 0) {
ret = xmmsv_new_coll (XMMS_COLLECTION_TYPE_UNIVERSE);
xmmsv_unref (coll);
}
break;
default:
break;
}
return ret;
}
static VALUE
c_attrs_has_key (VALUE self, VALUE key)
{
RbCollection *coll = NULL;
VALUE tmp;
int s;
StringValue (key);
tmp = rb_iv_get (self, "collection");
Data_Get_Struct (tmp, RbCollection, coll);
s = xmmsv_coll_attribute_get_string (coll->real, StringValuePtr (key), NULL);
return s ? Qtrue : Qfalse;
}
static VALUE
c_attrs_aref (VALUE self, VALUE key)
{
RbCollection *coll = NULL;
VALUE tmp;
int s;
const char *value;
StringValue (key);
tmp = rb_iv_get (self, "collection");
Data_Get_Struct (tmp, RbCollection, coll);
s = xmmsv_coll_attribute_get_string (coll->real, StringValuePtr (key), &value);
if (!s)
return Qnil;
return rb_str_new2 (value);
}
Coll::Coll* extract_collection( xmmsv_t* coll )
{
Coll::Coll* temp = 0;
switch( xmmsv_coll_get_type( coll ) ) {
case XMMS_COLLECTION_TYPE_REFERENCE: {
temp = new Coll::Reference( coll );
break;
}
case XMMS_COLLECTION_TYPE_UNION: {
temp = new Coll::Union( coll );
break;
}
case XMMS_COLLECTION_TYPE_INTERSECTION: {
temp = new Coll::Intersection( coll );
break;
}
case XMMS_COLLECTION_TYPE_COMPLEMENT: {
temp = new Coll::Complement( coll );
break;
}
case XMMS_COLLECTION_TYPE_EQUALS: {
temp = new Coll::Equals( coll );
break;
}
case XMMS_COLLECTION_TYPE_NOTEQUAL: {
temp = new Coll::NotEquals( coll );
break;
}
case XMMS_COLLECTION_TYPE_SMALLER: {
temp = new Coll::Smaller( coll );
break;
}
case XMMS_COLLECTION_TYPE_SMALLEREQ: {
temp = new Coll::SmallerEqual( coll );
break;
}
case XMMS_COLLECTION_TYPE_GREATER: {
temp = new Coll::Greater( coll );
break;
}
case XMMS_COLLECTION_TYPE_GREATEREQ: {
temp = new Coll::GreaterEqual( coll );
break;
}
case XMMS_COLLECTION_TYPE_HAS: {
temp = new Coll::Has( coll );
break;
}
case XMMS_COLLECTION_TYPE_TOKEN: {
temp = new Coll::Token( coll );
break;
}
case XMMS_COLLECTION_TYPE_MATCH: {
temp = new Coll::Match( coll );
break;
}
case XMMS_COLLECTION_TYPE_ORDER: {
temp = new Coll::Order( coll );
break;
}
case XMMS_COLLECTION_TYPE_LIMIT: {
temp = new Coll::Limit( coll );
break;
}
case XMMS_COLLECTION_TYPE_MEDIASET: {
temp = new Coll::Mediaset( coll );
break;
}
case XMMS_COLLECTION_TYPE_IDLIST: {
const char *type = NULL;
if (!xmmsv_coll_attribute_get_string (coll, "type", &type)) {
temp = new Coll::Idlist( coll );
} else if (!strcmp(type, "queue")) {
temp = new Coll::Queue( coll );
} else if (!strcmp(type, "partyshuffle")) {
temp = new Coll::PartyShuffle( coll );
} else {
temp = new Coll::Idlist( coll );
}
break;
}
}
return temp;
}
/**
* Retrieve a string attribute from the given collection.
*
* @param coll The collection to retrieve the attribute from.
* @param key The name of the attribute.
* @param value The value of the attribute if found (owned by the collection).
* @return 1 if the attribute was found, 0 otherwise
*/
int
xmmsv_coll_attribute_get (xmmsv_t *coll, const char *key, const char **value)
{
return xmmsv_coll_attribute_get_string (coll, key, value);
}
