Add loose album search

README.md

@@ -20,8 +20,9 @@ Small Golang server that loads all albums in an index at startup and is used to
   * Album Title ex. `/search?type=album&query=マジコカタストロフィ`
   * Album Catalog ex. `/search?type=album&query=STAL-1302`
   * Values here are normalized so special characters or uppercase are changed. It deals with Unicode too.
+  * Additionally, `&type=loosealbum` exists to match loosely after normalization (will find partial matches).
 * Bare CDDB emulator for `query` and `read` commands. Used to query by track count + length of album.
-  * query cmd ex. `/cddb?cmd=cddb+query+730dec08` (no need to provide TOC, but can be provided)
+  * query cmd ex. `/cddb?cmd=cddb+query+730dec08` (no need to provide TOC, but can be provided for more exact match)
   * read cmd ex. `/cddb?cmd=cddb+read+Soundtrack54742+730dec08`
 
 # License

server.go

@@ -962,7 +962,7 @@ func main() {
 				writer.Header().Set("Content-Type", "application/json")
 
 				switch request.URL.Query().Get("type") {
-				case "album": //search by title or catalog number
+				case "album": //search by title or catalog number, "exact" after normalization
 					entries, ok := albumTitleLookup[normalizeSearchTitle(request.URL.Query().Get("query"))]
 
 					if !ok {
@@ -972,7 +972,19 @@ func main() {
 
 						writer.Write(jsonBytes)
 					}
+				case "loosealbum": //search by title or catalog number, loosely
 
+					var entries []*albumEntry
+					normalized := normalizeSearchTitle(request.URL.Query().Get("query"))
+					for k, v := range albumTitleLookup {
+						if strings.Index(k, normalized) != -1 {
+							entries = append(entries, v...)
+						}
+					}
+
+					jsonBytes, _ := json.Marshal(entries)
+
+					writer.Write(jsonBytes)
 				default:
 					writer.WriteHeader(http.StatusNotFound)
 					writer.Write([]byte("[]"))