added junk_copy API to copy metadata from one track to a list of tracks

1 files changed, 30 insertions, 0 deletions

diff --git a/junklib.c b/junklib.c
index 53e07cc1..1983abee 100644
--- a/junklib.c
+++ b/junklib.c
@@ -1284,3 +1284,33 @@ junk_recode (const char *in, int inlen, char *out, int outlen, const char *cs) {
         iconv_close (cd);
     }
 }
+
+void
+junk_copy (playItem_t *from, playItem_t *first, playItem_t *last) {
+    const char *year = pl_find_meta (from, "year");
+    const char *genre = pl_find_meta (from, "genre");
+    const char *copyright = pl_find_meta (from, "copyright");
+    const char *vendor = pl_find_meta (from, "vendor");
+    const char *comment = pl_find_meta (from, "comment");
+    playItem_t *i;
+    for (i = first; i; i = i->next[PL_MAIN]) {
+        if (year) {
+            pl_add_meta (i, "year", year);
+        }
+        if (genre) {
+            pl_add_meta (i, "genre", genre);
+        }
+        if (copyright) {
+            pl_add_meta (i, "copyright", copyright);
+        }
+        if (vendor) {
+            pl_add_meta (i, "vendor", vendor);
+        }
+        if (comment) {
+            pl_add_meta (i, "comment", comment);
+        }
+        if (i == last) {
+            break;
+        }
+    }
+}