update to the api to allow fetching of currently playing id3 struct. Adding the favorites plugin.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3854 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 51 insertions, 0 deletions

diff --git a/apps/plugins/favorites.c b/apps/plugins/favorites.c
new file mode 100644
index 0000000..5900164
--- /dev/null
+++ b/apps/plugins/favorites.c
@@ -0,0 +1,51 @@
+#include "plugin.h"
+#define FAVORITES_FILE "/favorites.m3u"
+
+static struct plugin_api* rb;
+
+enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
+{
+    struct mp3entry* id3;
+    char track_path[MAX_PATH+1];
+    int fd, seek, result, len;
+    
+    /* this macro should be called as the first thing you do in the plugin.
+       it test that the api version and model the plugin was compiled for
+       matches the machine it is running on */
+    TEST_PLUGIN_API(api);
+
+    /* if you don't use the parameter, you can do like
+       this to avoid the compiler warning about it */
+    (void)parameter;
+
+    rb = api;
+
+    id3 = rb->mpeg_current_track();
+    if (!id3)
+        return PLUGIN_ERROR;
+    
+    fd = rb->open(FAVORITES_FILE, O_WRONLY);
+
+    // creat the file if it does not return on open.
+    if (fd < 0)
+        fd = rb->creat(FAVORITES_FILE, 0);
+
+    if (fd > 0) {
+        rb->strcpy(track_path, id3->path);
+        len = rb->strlen(track_path);
+
+        // seek to the end of file
+        seek = rb->lseek(fd, 0, SEEK_END);
+        // append the current mp3 path
+        track_path[len] = '\n';
+        result = rb->write(fd, track_path, len + 1);
+        track_path[len] = '\0';
+        rb->close(fd);
+    }
+
+    rb->splash(HZ*2, 0, true, "Saved Favorite");
+
+    return PLUGIN_OK;
+}
+
+