X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=aft.c;h=1d2d6d8dae69d152df2d9db6ec05988c4cac7f5b;hp=2732790938442822e983205a164cc5f09185a049;hb=73299ebf0a43f0cbf299585f0d5d6ff09e3b93eb;hpb=128c594f32be41d928df432298a013a168891ab7

diff --git a/aft.c b/aft.c
index 27327909..1d2d6d8d 100644
--- a/aft.c
+++ b/aft.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2007-2012 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2007-2013 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -280,7 +280,7 @@ static struct osl_table_description audio_file_table_desc = {
 	.column_descriptions = aft_cols
 };
 
-/* We don't want * dot or dot-dot anywhere. */
+/* We don't want dot or dot-dot anywhere. */
 static int verify_dotfile(const char *rest)
 {
 	/*
@@ -1277,8 +1277,10 @@ static int prepare_ls_row(struct osl_row *row, void *ls_opts)
 		ret = get_score_and_aft_row(row, &score, &aft_row);
 		if (ret < 0)
 			return ret;
-	} else
+	} else {
 		aft_row = row;
+		score = 0;
+	}
 	ret = get_audio_file_path_of_row(aft_row, &path);
 	if (ret < 0)
 		return ret;
@@ -1692,7 +1694,7 @@ static void com_add_callback(int fd, const struct osl_object *query)
 	uint16_t afhi_offset, chunks_offset;
 
 	hash = (unsigned char *)buf + CAB_HASH_OFFSET;
-	hash_to_asc(hash, asc);;
+	hash_to_asc(hash, asc);
 	objs[AFTCOL_HASH].data = buf + CAB_HASH_OFFSET;
 	objs[AFTCOL_HASH].size = HASH_SIZE;
 
@@ -2500,6 +2502,108 @@ int com_cpsi(struct command_context *cc)
 	return ret;
 }
 
+struct change_atts_data {
+	uint64_t add_mask, del_mask;
+	struct para_buffer pb;
+};
+
+static int change_atts(__a_unused struct osl_table *table,
+		struct osl_row *row, __a_unused const char *name, void *data)
+{
+	int ret;
+	struct osl_object obj;
+	struct afs_info old_afsi, new_afsi;
+	struct afsi_change_event_data aced = {
+		.aft_row = row,
+		.old_afsi = &old_afsi
+	};
+	struct change_atts_data *cad = data;
+
+	ret = get_afsi_object_of_row(row, &obj);
+	if (ret < 0)
+		return ret;
+	ret = load_afsi(&old_afsi, &obj);
+	if (ret < 0)
+		return ret;
+	new_afsi = old_afsi;
+	new_afsi.attributes |= cad->add_mask;
+	new_afsi.attributes &= ~cad->del_mask;
+	save_afsi(&new_afsi, &obj); /* in-place update */
+	afs_event(AFSI_CHANGE, &cad->pb, &aced);
+	return 1;
+}
+
+static void com_setatt_callback(int fd, const struct osl_object *query)
+{
+	char *p;
+	int ret;
+	size_t len;
+	struct change_atts_data cad = {
+		.pb = {
+			.max_size = shm_get_shmmax(),
+			.max_size_handler = afs_max_size_handler,
+			.private_data = &(struct afs_max_size_handler_data) {
+				.fd = fd,
+				.band = SBD_OUTPUT
+			}
+		}
+	};
+	struct pattern_match_data pmd = {
+		.table = audio_file_table,
+		.loop_col_num = AFTCOL_HASH,
+		.match_col_num = AFTCOL_PATH,
+		.pm_flags = PM_SKIP_EMPTY_NAME,
+		.data = &cad,
+		.action = change_atts
+	};
+
+	for (p = query->data; p < (char *)query->data + query->size; p += len + 1) {
+		char c;
+		unsigned char bitnum;
+
+		len = strlen(p);
+		ret = -E_ATTR_SYNTAX;
+		if (len == 0)
+			goto out;
+		c = p[len - 1];
+		if (c != '+' && c != '-')
+			break;
+		p[len - 1] = '\0';
+		ret = get_attribute_bitnum_by_name(p, &bitnum);
+		if (ret < 0)
+			goto out;
+		if (c == '+')
+			cad.add_mask |= (1UL << bitnum);
+		else
+			cad.del_mask |= (1UL << bitnum);
+	}
+	ret = -E_ATTR_SYNTAX;
+	if (!cad.add_mask && !cad.del_mask)
+		goto out;
+	pmd.patterns.data = p;
+	assert(p < (char *)query->data + query->size);
+	pmd.patterns.size = (char *)query->data + query->size - p;
+	ret = for_each_matching_row(&pmd);
+	if (ret < 0)
+		goto out;
+	if (pmd.num_matches == 0)
+		para_printf(&cad.pb, "no matches\n");
+out:
+	if (ret < 0)
+		para_printf(&cad.pb, "%s\n", para_strerror(-ret));
+	if (cad.pb.offset)
+		pass_buffer_as_shm(fd, SBD_OUTPUT, cad.pb.buf, cad.pb.offset);
+	free(cad.pb.buf);
+}
+
+int com_setatt(struct command_context *cc)
+{
+	if (cc->argc < 3)
+		return -E_ATTR_SYNTAX;
+	return send_standard_callback_request(cc->argc - 1, cc->argv + 1,
+		com_setatt_callback, afs_cb_result_handler, cc);
+}
+
 static void afs_stat_callback(int fd, const struct osl_object *query)
 {
 	int *parser_friendly = query->data;