From 6e64bac7b6954d13f5aa47f068dd149219dfe966 Mon Sep 17 00:00:00 2001
From: "J. Alexander Treuman" <jat@spatialrift.net>
Date: Sat, 24 Feb 2007 02:00:03 +0000
Subject: Adding playlistfind and playlistsearch commands for searching the
 current playlist.

git-svn-id: https://svn.musicpd.org/mpd/trunk@5420 09075e82-0dd4-0310-85a5-a0d7c8717e4f
---
 src/command.c  | 43 ++++++++++++++++++++++++++++++++++++++++++-
 src/playlist.c | 33 +++++++++++++++++++++++++++++++++
 src/playlist.h |  7 +++++--
 3 files changed, 80 insertions(+), 3 deletions(-)

diff --git a/src/command.c b/src/command.c
index e544a83bc..dc427629f 100644
--- a/src/command.c
+++ b/src/command.c
@@ -28,7 +28,6 @@
 #include "permission.h"
 #include "buffer2array.h"
 #include "log.h"
-#include "dbUtils.h"
 #include "tag.h"
 #include "utils.h"
 
@@ -94,6 +93,8 @@
 #define COMMAND_NOTCOMMANDS	"notcommands"
 #define COMMAND_PLAYLISTCLEAR   "playlistclear"
 #define COMMAND_PLAYLISTADD	"playlistadd"
+#define COMMAND_PLAYLISTFIND	"playlistfind"
+#define COMMAND_PLAYLISTSEARCH	"playlistsearch"
 
 #define COMMAND_STATUS_VOLUME           "volume"
 #define COMMAND_STATUS_STATE            "state"
@@ -510,6 +511,44 @@ static int handleSearch(int fd, int *permission, int argc, char *argv[])
 	return ret;
 }
 
+static int handlePlaylistFind(int fd, int *permission, int argc, char *argv[])
+{
+	LocateTagItem *items;
+	int numItems = newLocateTagItemArrayFromArgArray(argv + 1,
+							 argc - 1,
+							 &items);
+
+	if (numItems <= 0) {
+		commandError(fd, ACK_ERROR_ARG, "incorrect arguments");
+		return -1;
+	}
+
+	findSongsInPlaylist(fd, numItems, items);
+
+	freeLocateTagItemArray(numItems, items);
+
+	return 0;
+}
+
+static int handlePlaylistSearch(int fd, int *permission, int argc, char *argv[])
+{
+	LocateTagItem *items;
+	int numItems = newLocateTagItemArrayFromArgArray(argv + 1,
+							 argc - 1,
+							 &items);
+
+	if (numItems <= 0) {
+		commandError(fd, ACK_ERROR_ARG, "incorrect arguments");
+		return -1;
+	}
+
+	searchForSongsInPlaylist(fd, numItems, items);
+
+	freeLocateTagItemArray(numItems, items);
+
+	return 0;
+}
+
 static int listHandleUpdate(int fd,
 			    int *permission,
 			    int argc,
@@ -1002,6 +1041,8 @@ void initCommands(void)
 	addCommand(COMMAND_NOTCOMMANDS,      PERMISSION_NONE,    0,   0,   handleNotcommands,          NULL);
 	addCommand(COMMAND_PLAYLISTCLEAR,    PERMISSION_CONTROL, 1,   1,   handlePlaylistClear,        NULL);
 	addCommand(COMMAND_PLAYLISTADD,      PERMISSION_CONTROL, 2,   2,   handlePlaylistAdd,          NULL);
+	addCommand(COMMAND_PLAYLISTFIND,     PERMISSION_READ,    2,   -1,  handlePlaylistFind,         NULL);
+	addCommand(COMMAND_PLAYLISTSEARCH,   PERMISSION_READ,    2,   -1,  handlePlaylistSearch,       NULL);
 
 	sortList(commandList);
 }
diff --git a/src/playlist.c b/src/playlist.c
index 8f4b17804..9d9c2d60f 100644
--- a/src/playlist.c
+++ b/src/playlist.c
@@ -1679,3 +1679,36 @@ int loadPlaylist(int fd, char *utf8file)
 {
 	return PlaylistIterFunc(fd, utf8file, PlaylistLoadIterFunc);
 }
+
+void searchForSongsInPlaylist(int fd, int numItems, LocateTagItem * items)
+{
+	int i;
+	char **originalNeedles = xmalloc(numItems * sizeof(char *));
+
+	for (i = 0; i < numItems; i++) {
+		originalNeedles[i] = items[i].needle;
+		items[i].needle = strDupToUpper(originalNeedles[i]);
+	}
+
+	for (i = 0; i < playlist.length; i++) {
+		if (strstrSearchTags(playlist.songs[i], numItems, items))
+			printPlaylistSongInfo(fd, i);
+	}
+
+	for (i = 0; i < numItems; i++) {
+		free(items[i].needle);
+		items[i].needle = originalNeedles[i];
+	}
+
+	free(originalNeedles);
+}
+
+void findSongsInPlaylist(int fd, int numItems, LocateTagItem * items)
+{
+	int i;
+
+	for (i = 0; i < playlist.length; i++) {
+		if (tagItemsFoundAndMatches(playlist.songs[i], numItems, items))
+			printPlaylistSongInfo(fd, i);
+	}
+}
diff --git a/src/playlist.h b/src/playlist.h
index 286450103..a0737f9ec 100644
--- a/src/playlist.h
+++ b/src/playlist.h
@@ -21,8 +21,7 @@
 
 #include "../config.h"
 
-#include "song.h"
-#include "mpd_types.h"
+#include "dbUtils.h"
 
 #include <stdio.h>
 #include <sys/param.h>
@@ -122,4 +121,8 @@ int playlistChangesPosId(int fd, mpd_uint32 version);
 
 int PlaylistInfo(int fd, char *utf8file, int detail);
 
+void searchForSongsInPlaylist(int fd, int numItems, LocateTagItem * items);
+
+void findSongsInPlaylist(int fd, int numItems, LocateTagItem * items);
+
 #endif
-- 
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