From: Andre <maan@p133.(none)>
Date: Sat, 13 May 2006 23:45:21 +0000 (+0200)
Subject: improved info status items for the playlist selector
X-Git-Tag: v0.2.14~117
X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=commitdiff_plain;h=f6c929d9e580bb1f2666236b16de1e3fe73878d3

improved info status items for the playlist selector

With this patch, the three "dbinfo" status items contain the current
dir, the number of entries in the playlist, and the previous/next
entry in the list.
---

diff --git a/NEWS b/NEWS
index fcf9e520..1b81359a 100644
--- a/NEWS
+++ b/NEWS
@@ -6,6 +6,8 @@ NEWS
 
 	o aac filter and aac audio format handler (requires libfaad)
 
+	o random/playlist selector: improved info strings
+
 
 0.2.12 (2006-05-12) "oriented abstraction"
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
diff --git a/playlist_selector.c b/playlist_selector.c
index 6f171d75..b925453e 100644
--- a/playlist_selector.c
+++ b/playlist_selector.c
@@ -197,7 +197,7 @@ static char **pls_get_audio_file_list(unsigned int num)
 		return NULL;
 	file_list = para_malloc((num + 1) * sizeof(char *));
 	for (i = 0; i < num; i++) {
-		unsigned j = (current_playlist_entry + i) % playlist_len;
+		unsigned j = (current_playlist_entry + i + 1) % playlist_len;
 		file_list[i] = para_strdup(playlist[j]);
 	}
 	file_list[i] = NULL;
@@ -251,6 +251,8 @@ static void pls_post_select(__a_unused fd_set *rfds, __a_unused fd_set *wfds)
 	ret = for_each_line((char *)shm, pcd->size, &playlist_add);
 	shm_detach(shm);
 	PARA_NOTICE_LOG("new playlist (%d entries)\n", playlist_len);
+	sprintf(mmd->selector_info, "dbinfo1:new playlist: %d files\n"
+		"dbinfo2:\ndbinfo3:\n", playlist_len);
 	pcd->retval = 1;
 	pcd->size = 0;
 	mutex_unlock(pcd->mutex);
@@ -258,16 +260,44 @@ out:
 	mutex_unlock(ppd->server_mutex);
 }
 
+static size_t string_offset(const char *str, size_t max)
+{
+	size_t l = strlen(str);
+
+	if (l <= max)
+		return 0;
+	return l - max;
+}
+
 void pls_update_audio_file(char *audio_file)
 {
 	unsigned i;
-
-	for (i = 0; i < playlist_len; i++) {
+	char *dir = para_dirname(audio_file),
+		*prev = playlist[current_playlist_entry % playlist_len];
+	size_t dir_off = string_offset(dir, 50),
+		prev_off = string_offset(prev, 70);
+
+	for (i = 1; i <= playlist_len; i++) {
+		char *next;
+		size_t next_off;
 		unsigned j = (current_playlist_entry + i) % playlist_len;
 		if (strcmp(playlist[j], audio_file))
 			continue;
-		current_playlist_entry = (j + 1) % playlist_len;
+		current_playlist_entry = j;
+		next = playlist[(j + 1) %playlist_len];
+		next_off = string_offset(next, 70);
+		snprintf(mmd->selector_info, MMD_INFO_SIZE,
+			"dbinfo1: %d files, current dir: %s%s\n"
+			"dbinfo2: prev: %s%s\n"
+			"dbinfo3: next: %s%s\n",
+			playlist_len,
+			dir_off? "... " : "", dir + dir_off,
+			prev_off? "... " : "", prev + prev_off,
+			next_off? "... " : "", next + next_off
+		);
+		break;
 	}
+	free(dir);
 }
 
 /**
@@ -318,7 +348,8 @@ int playlist_selector_init(struct audio_file_selector *db)
 		goto err_out;
 	ppd->client_data = shm;
 	ppd->client_data->size = 0;
-	sprintf(mmd->selector_info, "dbinfo1: playlist selector initialized\n");
+	sprintf(mmd->selector_info, "dbinfo1: Welcome to the playlist "
+		"selector\ndbinfo2: no playlist loaded\ndbinfo3:\n");
 	return 1;
 err_out:
 	if (ppd->client_data_shm_id >= 0)