haha

archive/archive.go

@@ -0,0 +1,124 @@
+package archive
+
+import (
+	"fmt"
+	"strings"
+	"io/ioutil"
+	"path/filepath"
+	"hash/fnv"
+	"../config"
+)
+
+var pln = fmt.Println
+
+var Archive_map map[uint32]config.Track_t
+var Archive_map_keys []uint32
+
+var built = false
+
+func Build() error {
+
+	if built {
+		return nil
+	}
+
+	Archive_map = make(map[uint32]config.Track_t)
+
+	album_dirs, err := ioutil.ReadDir(config.Xcfg.Archive.PATH)
+	if err != nil {
+		return err
+	}
+
+	for _, dir := range album_dirs {
+
+		album := new(config.Album_t)		
+		album.TRACKS = make(map[uint32]config.Track_t)
+		album.PATH = filepath.Join(config.Xcfg.Archive.PATH, dir.Name())
+		album.ID = hash(album.PATH)
+
+		album.MAKER, album.NAME = parse_album_name(dir.Name())
+
+		track_files, _ := filepath.Glob(album.PATH + "/*.mp3")
+		for _, file := range track_files {
+			track := new(config.Track_t)
+			track.NAME = parse_track_name(filepath.Base(file), album.MAKER, album.NAME)
+			track.MAKER = album.MAKER
+			track.ALBUM = album.NAME
+			track.PATH = file
+			track.ID = hash(track.PATH)
+			track.AID = album.ID
+
+			album.TRACKS[track.ID] = *track
+
+			Archive_map[track.ID] = *track
+			Archive_map_keys = append(Archive_map_keys, track.ID)			
+
+		}
+
+		cover, _ := filepath.Glob(album.PATH + "/*.jpg")
+		if len(cover) > 0 {
+			album.COVER = filepath.Join(album.PATH, cover[0])
+		}
+
+		// print_album(album)
+
+		config.Xcfg.Archive.ALBUMS[album.ID] = *album
+	}
+
+	built = true
+	return nil
+}
+
+func parse_album_name(name string) (string, string) {
+	chunks := strings.Split(name, " - ")
+	if len(chunks) >= 2 {
+		return chunks[0], chunks[1]
+	}
+	return chunks[0], "n/a"
+}
+
+func print_album(a *config.Album_t) {
+	pln(a.MAKER)
+	pln(a.NAME)
+	pln(a.PATH)
+	pln(a.COVER)
+	pln(a.ID)
+	pln(len(a.TRACKS))
+	pln("-----")
+	for _, t := range a.TRACKS {
+		print_track(t)
+	}
+}
+
+// ex.: Electronic Works 1958-1995-002-Else Marie Pade-Faust Suite Faust & Mefisto.mp3
+func parse_track_name(name string, maker string, album string) string {
+
+	chunks := []string{}
+	if strings.HasPrefix(name, album) {								// bleep
+		chunks = strings.Split(name, "-" + maker + "-")
+	} else if strings.HasPrefix(name, maker) {						// bandcamp
+		chunks = strings.Split(name, " - " + album + " - ")
+	}
+
+	if len(chunks) >= 2 {
+		return strings.Split(chunks[1], ".")[0]
+	}
+	return "n/a"		
+}
+
+func print_track(t config.Track_t) {
+
+	pln("	" + t.NAME)
+	pln("	" + t.PATH)
+	pln(t.ID)
+	pln(t.AID)
+	pln("////////")
+	
+}
+
+
+func hash(s string) uint32 {
+        h := fnv.New32a()
+        h.Write([]byte(s))
+        return h.Sum32()
+}