static void
rasqal_query_write_sparql_uri(sparql_writer_context *wc,
raptor_iostream* iostr, raptor_uri* uri)
{
size_t len;
unsigned char* string;
raptor_qname* qname;
qname = raptor_new_qname_from_namespace_uri(wc->nstack, uri, 10);
if(qname) {
const raptor_namespace* nspace = raptor_qname_get_namespace(qname);
if(!raptor_namespace_get_prefix(nspace))
raptor_iostream_write_byte(':', iostr);
raptor_qname_write(qname, iostr);
raptor_free_qname(qname);
return;
}
if(wc->base_uri)
string = raptor_uri_to_relative_counted_uri_string(wc->base_uri, uri, &len);
else
string = raptor_uri_as_counted_string(uri, &len);
raptor_iostream_write_byte('<', iostr);
raptor_string_ntriples_write(string, len, '>', iostr);
raptor_iostream_write_byte('>', iostr);
if(wc->base_uri)
raptor_free_memory(string);
}
static void raptor_rdfa_end_element(void *user_data,
raptor_xml_element* xml_element)
{
raptor_qname* qname = raptor_xml_element_get_name(xml_element);
unsigned char* localname = raptor_qname_to_counted_name(qname, NULL);
const raptor_namespace* qname_ns = raptor_qname_get_namespace(qname);
if(qname_ns)
end_element(user_data, (const char*)localname,
(const char*)qname_ns->prefix,
(const xmlChar*)raptor_uri_as_string(qname_ns->uri));
else
end_element(user_data, (const char*)localname, NULL, NULL);
raptor_free_memory(localname);
}
static void raptor_rdfa_start_element(void *user_data,
raptor_xml_element *xml_element)
{
raptor_qname* qname = raptor_xml_element_get_name(xml_element);
int nb_attributes = raptor_xml_element_get_attributes_count(xml_element);
raptor_qname** attrs = raptor_xml_element_get_attributes(xml_element);
unsigned char* localname = raptor_qname_to_counted_name(qname, NULL);
const raptor_namespace* qname_ns = raptor_qname_get_namespace(qname);
int nb_namespaces = 0;
const char** namespaces = NULL;
int nb_defaulted = 0;
char** attr = NULL;
int i;
const char* ns_name = NULL;
const char* ns_uri = NULL;
if(nb_attributes > 0) {
/* Everything written into 'attr' is a shared pointer into
* xml_element or contained objects - qnames, namespaces, uris
* and values
*/
attr = (char**)malloc(sizeof(char*) * (1 + (nb_attributes * 5)));
for(i = 0; i < nb_attributes; i++) {
const raptor_namespace* attr_ns = attrs[i]->nspace;
char** attri = &attr[5 * i];
/* 5 tuple: (localname, prefix, URI, value, end) */
attri[0] = (char*)attrs[i]->local_name;
attri[1] = attr_ns ? (char*)attr_ns->prefix : NULL;
attri[2] = attr_ns ? (char*)raptor_uri_as_string(attr_ns->uri) : NULL;
attri[3] = (char*)attrs[i]->value;
attri[4] = attri[3] + attrs[i]->value_length;
}
attr[5 * i] = NULL;
}
/*
* @ctx: the user data (XML parser context)
* @localname: the local name of the element
* @prefix: the element namespace prefix if available
* @URI: the element namespace name if available
* @nb_namespaces: number of namespace definitions on that node
* @namespaces: pointer to the array of prefix/URI pairs namespace definitions
* @nb_attributes: the number of attributes on that node
* @nb_defaulted: the number of defaulted attributes. The defaulted
* ones are at the end of the array
* @attributes: pointer to the array of (localname/prefix/URI/value/end)
* attribute values.
*/
if(qname_ns) {
ns_name = (const char*)raptor_namespace_get_prefix(qname_ns);
ns_uri = (const char*)raptor_uri_as_string(qname_ns->uri);
}
start_element(user_data, (const char*)localname,
ns_name,
ns_uri,
nb_namespaces,
(const char**)namespaces,
nb_attributes,
nb_defaulted,
(const char**)attr);
if(attr)
free(attr);
raptor_free_memory(localname);
}