1 files changed, 112 insertions, 0 deletions
diff --git a/Src/replicant/file/FileMetadata.h b/Src/replicant/file/FileMetadata.h
new file mode 100644
index 00000000..1b231c4d
--- /dev/null
+++ b/Src/replicant/file/FileMetadata.h
@@ -0,0 +1,112 @@
+#pragma once
+#include "metadata/svc_metadata.h"
+#include "metadata/ifc_metadata.h"
+#include "nswasabi/ServiceName.h"
+#include "nx/nxuri.h"
+#include "nx/nxfile.h"
+#include "nsid3v2/nsid3v2.h"
+#include "nsid3v1/nsid3v1.h"
+#include "nsapev2/nsapev2.h"
+#include "nswasabi/ID3v2Metadata.h"
+#include "nswasabi/APEv2Metadata.h"
+#include "nswasabi/ID3v1Metadata.h"
+#include "ifc_filemetadata_editor.h"
+
+// {6FCF1A5A-79D0-4FB8-9911-222638CA32A1}
+static const GUID file_metadata_guid = 
+{ 0x6fcf1a5a, 0x79d0, 0x4fb8, { 0x99, 0x11, 0x22, 0x26, 0x38, 0xca, 0x32, 0xa1 } };
+
+
+class FileMetadataService : public svc_metadata
+{
+public:
+	WASABI_SERVICE_NAME("File Metadata");
+	WASABI_SERVICE_GUID(file_metadata_guid);
+	
+private:
+	int WASABICALL MetadataService_EnumerateExtensions(unsigned int index, nx_string_t *extension);
+	int WASABICALL MetadataService_CreateMetadata(unsigned int pass, nx_uri_t filename, ifc_metadata **metadata);
+	int WASABICALL MetadataService_CreateMetadataEditor(unsigned int pass, nx_uri_t filename, ifc_metadata_editor **metadata);
+};
+
+class FileMetadata
+{
+public:
+	ns_error_t SetFileInformation(nx_uri_t filename, nx_file_stat_t file_stat);
+	ns_error_t FindMetadata(nx_file_t file);
+	bool HasMetadata() const; // returns whether or not there was any metadata found
+	
+protected:
+	FileMetadata();
+	~FileMetadata();
+
+	ns_error_t OwnID3v2(nsid3v2_tag_t id3v2, uint64_t position, uint64_t length);
+	ns_error_t OwnID3v1(nsid3v1_tag_t id3v1, uint64_t position, uint64_t length);
+	ns_error_t OwnAPEv2(nsapev2_tag_t apev2, uint64_t position, uint64_t length);
+	ns_error_t OwnLyrics3(void *lyrics, uint64_t position, uint64_t length);
+
+	nx_uri_t filename;
+	nx_file_stat_s file_stat;
+
+	template <class tag_t>
+	class MetaTag
+	{
+	public:
+		MetaTag() : tag(0), position(0), length(0) {}
+		tag_t tag;
+		uint64_t position;
+		uint64_t length;
+	};
+
+	/* ID3v2 */
+	MetaTag<nsid3v2_tag_t> id3v2;
+	ID3v2Metadata id3v2_metadata;
+
+	/* ID3v1 */
+	MetaTag<nsid3v1_tag_t> id3v1;
+	ID3v1Metadata id3v1_metadata;
+
+	/* APEv2 */
+	MetaTag<nsapev2_tag_t> apev2;
+	APEv2Metadata apev2_metadata;
+
+	MetaTag<void *> lyrics3;
+
+	uint64_t start_position;
+	uint64_t content_length;
+	uint64_t end_position;
+};
+
+class FileMetadataRead : public FileMetadata, public ifc_metadata
+{
+private:
+	int WASABICALL Metadata_GetField(int field, unsigned int index, nx_string_t *value);
+	int WASABICALL Metadata_GetInteger(int field, unsigned int index, int64_t *value);
+	int WASABICALL Metadata_GetReal(int field, unsigned int index, double *value);
+	
+	int WASABICALL Metadata_GetArtwork(int field, unsigned int index, artwork_t *artwork, data_flags_t flags);
+	int WASABICALL Metadata_GetBinary(int field, unsigned int index, nx_data_t *data);
+	int WASABICALL Metadata_GetMetadata(int field, unsigned int index, ifc_metadata **metadata);
+
+	int WASABICALL Metadata_Serialize(nx_data_t *data);
+};
+
+class FileMetadataWrite : public FileMetadata, public ifc_metadata_editor
+{
+public:
+	FileMetadataWrite();
+	~FileMetadataWrite();
+	int Initialize(ifc_filemetadata_editor *editor);
+private:
+		/* ifc_metadata_editor implementation */
+	int WASABICALL MetadataEditor_Save();
+	int WASABICALL MetadataEditor_SaveAs(nx_uri_t destination);
+
+	int WASABICALL MetadataEditor_SetField(int field, unsigned int index, nx_string_t value);
+	int WASABICALL MetadataEditor_SetInteger(int field, unsigned int index, int64_t value);
+	int WASABICALL MetadataEditor_SetReal(int field, unsigned int index, double value);
+	int WASABICALL MetadataEditor_SetArtwork(int field, unsigned int index, artwork_t *artwork, data_flags_t flags);
+
+	int MakeID3v2();
+	ifc_filemetadata_editor *editor;
+};