latest SDK

foobar2000/SDK/metadb_handle.cpp

@@ -0,0 +1,128 @@
+#include "foobar2000.h"
+
+
+double metadb_handle::get_length()
+{
+	return this->get_info_ref()->info().get_length();
+}
+
+t_filetimestamp metadb_handle::get_filetimestamp()
+{
+	return get_filestats().m_timestamp;
+}
+
+t_filesize metadb_handle::get_filesize()
+{
+	return get_filestats().m_size;
+}
+
+bool metadb_handle::format_title_legacy(titleformat_hook * p_hook,pfc::string_base & p_out,const char * p_spec,titleformat_text_filter * p_filter)
+{
+	service_ptr_t<titleformat_object> script;
+	if (titleformat_compiler::get()->compile(script,p_spec)) {
+		return format_title(p_hook,p_out,script,p_filter);
+	} else {
+		p_out.reset();
+		return false;
+	}
+}
+
+
+
+bool metadb_handle::g_should_reload(const t_filestats & p_old_stats,const t_filestats & p_new_stats,bool p_fresh)
+{
+	if (p_new_stats.m_timestamp == filetimestamp_invalid) return p_fresh;
+	else if (p_fresh) return p_old_stats!= p_new_stats;
+	else return p_old_stats.m_timestamp < p_new_stats.m_timestamp;
+}
+
+bool metadb_handle::should_reload(const t_filestats & p_new_stats, bool p_fresh) const
+{
+	if (!is_info_loaded_async()) return true;
+	else return g_should_reload(get_filestats(),p_new_stats,p_fresh);
+}
+
+
+bool metadb_handle::get_browse_info_merged(file_info & infoMerged) const {
+	bool rv = true;
+	metadb_info_container::ptr info, browse;
+	this->get_browse_info_ref(info, browse);
+	if (info.is_valid() && browse.is_valid()) {
+		infoMerged = info->info();
+		infoMerged.merge_fallback( browse->info() );
+	} else if (info.is_valid()) {
+		infoMerged = info->info();
+	} else if (browse.is_valid()) {
+		infoMerged = browse->info();
+	} else {
+		infoMerged.reset();
+		rv = false;
+	}
+	return rv;
+}
+
+namespace {
+	class metadb_info_container_impl : public metadb_info_container {
+	public:
+		metadb_info_container_impl() : m_stats( filestats_invalid ), m_partial() {}
+		file_info const & info() {
+			return m_info;
+		}
+		t_filestats const & stats() {
+			return m_stats;
+		}
+		bool isInfoPartial() {
+			return m_partial;
+		}
+
+		file_info_impl m_info;
+		t_filestats m_stats;
+		bool m_partial;
+		
+	};
+}
+
+metadb_info_container::ptr metadb_handle::get_full_info_ref( abort_callback & aborter ) const {
+	{
+		metadb_info_container::ptr info;
+		if (this->get_info_ref( info ) ) {
+			if (!info->isInfoPartial()) return info;
+		}
+	}
+
+
+	input_info_reader::ptr reader;
+	input_entry::g_open_for_info_read( reader, NULL, this->get_path(), aborter );
+	
+	service_ptr_t< metadb_info_container_impl > obj = new service_impl_t<metadb_info_container_impl>();
+	obj->m_stats = reader->get_file_stats( aborter );
+	reader->get_info( this->get_subsong_index(), obj->m_info, aborter );
+	return obj;
+}
+
+namespace fb2k {
+	pfc::string_formatter formatTrackList( metadb_handle_list_cref lst ) {
+		pfc::string_formatter ret;
+		auto cnt = lst.get_count();
+		if ( cnt == 0 ) ret << "[Empty track list]\n";
+		else {
+			if (cnt == 1) ret << "[Track list: 1 track]\n";
+			else ret << "[Track list: " << cnt << " tracks]\n";
+			for( size_t walk = 0; walk < cnt; ++ walk ) {
+				ret << "  " << lst[walk]->get_location() << "\n";
+			}
+			ret << "[Track list end]";
+		}
+		return ret;
+	}
+	pfc::string_formatter formatTrackTitle(metadb_handle_ptr item, const char * script ) {
+		pfc::string_formatter ret;
+		item->format_title_legacy(NULL,ret,script,NULL);
+		return ret;
+	}
+	pfc::string_formatter formatTrackTitle(metadb_handle_ptr item,service_ptr_t<class titleformat_object> script) {
+		pfc::string_formatter ret;
+		item->format_title(NULL,ret,script,NULL);
+		return ret;
+	}
+}