shithub: zuke

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add -G argument to dump the playlist in a new format

--- a/README.md

+++ b/README.md

@@ -12,6 +12,12 @@

  * good metadata support

  * basic livestreams (ie IceCast) support

+## 2020/12/22

+

+New playlist format. Zuke still will load old format and you can convert to the new one like so:

+

+	audio/zuke -G <old.plist >new.plist

+

 ## Installing

 Install [libtags](https://git.sr.ht/~ft/libtags) first.

--- a/mkplist.c

+++ b/mkplist.c

@@ -222,29 +222,6 @@

 	return 0;

 }

-static void

-printmeta(Meta *m)

-{

-	int i;

-

-	Bprint(&out, "%c %s\n%c %s\n", Ppath, m->path, Pfilefmt, m->filefmt);

-	for(i = 0; i < m->numartist; i++)

-		Bprint(&out, "%c %s\n", Partist, m->artist[i]);

-	if(m->album != nil)

-		Bprint(&out, "%c %s\n", Palbum, m->album);

-	if(m->title != nil)

-		Bprint(&out, "%c %s\n", Ptitle, m->title);

-	if(m->date != nil)

-		Bprint(&out, "%c %s\n", Pdate, m->date);

-	if(m->track != nil)

-		Bprint(&out, "%c %s\n", Ptrack, m->track);

-	if(m->duration > 0)

-		Bprint(&out, "%c %llud\n", Pduration, m->duration);

-	if(m->imagesize > 0)

-		Bprint(&out, "%c %d %d %d %s\n", Pimage, m->imageoffset, m->imagesize, m->imagereader, m->imagefmt);

-	Bprint(&out, "\n");

-}

-

 static int

 cmpmeta(void *a_, void *b_)

 {

@@ -320,7 +297,7 @@

 			fprint(2, "no artists: %s\n", all[i].path);

 		if(all[i].title == nil)

 			fprint(2, "no title: %s\n", all[i].path);

-		printmeta(all+i);

+		printmeta(&out, all+i);

 	}

 	Bterm(&out);

 	fprint(2, "found %d tagged tracks\n", numall);

--- a/plist.h

+++ b/plist.h

@@ -46,3 +46,26 @@

 	int imagesize;

 	int imagereader; /* non-zero if a special reader required */

 };

+

+static void

+printmeta(Biobuf *b, Meta *m)

+{

+	int i;

+

+	Bprint(b, "%c %s\n%c %s\n", Ppath, m->path, Pfilefmt, m->filefmt);

+	for(i = 0; i < m->numartist; i++)

+		Bprint(b, "%c %s\n", Partist, m->artist[i]);

+	if(m->album != nil)

+		Bprint(b, "%c %s\n", Palbum, m->album);

+	if(m->title != nil)

+		Bprint(b, "%c %s\n", Ptitle, m->title);

+	if(m->date != nil)

+		Bprint(b, "%c %s\n", Pdate, m->date);

+	if(m->track != nil)

+		Bprint(b, "%c %s\n", Ptrack, m->track);

+	if(m->duration > 0)

+		Bprint(b, "%c %llud\n", Pduration, m->duration);

+	if(m->imagesize > 0)

+		Bprint(b, "%c %d %d %d %s\n", Pimage, m->imageoffset, m->imagesize, m->imagereader, m->imagefmt);

+	Bprint(b, "\n");

+}

--- a/zuke.c

+++ b/zuke.c

@@ -64,6 +64,7 @@

 static double seekoff; /* ms */

 static QLock audiolock;

 static int audioerr = 0;

+static Biobuf out;

 static char *covers[] = {"art", "folder", "cover", "Cover", "scans/CD", "Scans/Front", "Covers/Front"};

 static int Scrollwidth;

@@ -674,6 +675,15 @@

 }

 static void

+writeplist(void)

+{

+	int i;

+

+	for(i = 0; i < plnum; i++)

+		printmeta(&out, pl+i);

+}

+

+static void

 readplistnew(void)

 {

 	char *s, *e, *a[5];

@@ -979,7 +989,7 @@

 static void

 usage(void)

 {

-	fprint(2, "usage: %s [-s] [-c aAdDtTp]\n", argv0);

+	fprint(2, "usage: %s [-s] [-G] [-c aAdDtTp]\n", argv0);

 	sysfatal("usage");

 }

@@ -995,9 +1005,10 @@

 		{ nil, &key, CHANRCV },

 		{ nil, nil, CHANEND },

 	};

-	int n, scrolling, oldpcur, oldbuttons, pnew, shuffled, themetid;

+	int n, scrolling, oldpcur, oldbuttons, pnew, shuffled, themetid, nogui;

 	shuffled = 0;

+	nogui = 0;

 	ARGBEGIN{

 	case 'd':

 		debug++;

@@ -1010,6 +1021,9 @@

 		if(strlen(cols) >= nelem(colwidth))

 			sysfatal("max %d columns allowed", nelem(colwidth));

 		break;

+	case 'G':

+		nogui = 1;

+		break;

 	default:

 		usage();

 		break;

@@ -1019,6 +1033,13 @@

 	if(plnum < 1){

 		fprint(2, "empty playlist\n");

 		sysfatal("empty");

+	}

+

+	if(nogui){

+		Binit(&out, 1, OWRITE);

+		writeplist();

+		Bterm(&out);

+		threadexitsall(nil);

 	}

 	if(initdraw(nil, nil, "zuke") < 0)