static void backend_what_provides_thread(PkBackendJob *job, GVariant *params, gpointer user_data)
{
PkProvidesEnum provides;
PkBitfield filters;
const gchar *provides_text;
gchar **values;
bool error = false;
AptIntf *apt = static_cast<AptIntf*>(pk_backend_job_get_user_data(job));
g_variant_get(params, "(tu^a&s)",
&filters,
&provides,
&values);
pk_backend_job_set_status(job, PK_STATUS_ENUM_QUERY);
// We can handle libraries, mimetypes and codecs
if (provides == PK_PROVIDES_ENUM_SHARED_LIB ||
provides == PK_PROVIDES_ENUM_MIMETYPE ||
provides == PK_PROVIDES_ENUM_CODEC ||
provides == PK_PROVIDES_ENUM_ANY) {
if (!apt->init()) {
g_debug("Failed to create apt cache");
g_strfreev(values);
apt->emitFinished();
return;
}
pk_backend_job_set_status(job, PK_STATUS_ENUM_QUERY);
PkgList output;
if (provides == PK_PROVIDES_ENUM_SHARED_LIB) {
apt->providesLibrary(output, values);
} else if (provides == PK_PROVIDES_ENUM_MIMETYPE) {
apt->providesMimeType(output, values);
} else if (provides == PK_PROVIDES_ENUM_CODEC) {
apt->providesCodec(output, values);
} else {
// PK_PROVIDES_ENUM_ANY, just search for everything a package can provide
apt->providesLibrary(output, values);
apt->providesCodec(output, values);
apt->providesMimeType(output, values);
}
// It's faster to emit the packages here rather than in the matching part
apt->emitPackages(output, filters);
} else {
provides_text = pk_provides_enum_to_string(provides);
pk_backend_job_error_code(job,
PK_ERROR_ENUM_NOT_SUPPORTED,
"Provides %s not supported",
provides_text);
}
apt->emitFinished();
}
/**
* backend_what_provides:
*/
static void
backend_what_provides (PkBackend *backend, PkBitfield filters, PkProvidesEnum provides, const gchar *search)
{
gchar *filters_text;
const gchar *provides_text;
provides_text = pk_provides_enum_to_string (provides);
filters_text = pk_filter_bitfield_to_string (filters);
pk_backend_spawn_helper (spawn, BACKEND_FILE, "what-provides", filters_text, provides_text, search, NULL);
g_free (filters_text);
}
/**
* backend_what_provides:
*/
void
pk_backend_what_provides (PkBackend *backend, PkBitfield filters, PkProvidesEnum provides, gchar **values)
{
gchar *search_text;
gchar *filters_text;
const gchar *provides_text;
provides_text = pk_provides_enum_to_string (provides);
filters_text = pk_filter_bitfield_to_string (filters);
search_text = g_strjoinv ("&", values);
pk_backend_spawn_helper (spawn, BACKEND_FILE, "what-provides", filters_text, provides_text, search_text, NULL);
g_free (filters_text);
g_free (search_text);
}