2009-03-13 18:43:16 +01:00
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/*
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2014-01-13 22:30:36 +01:00
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* Copyright (C) 2003-2014 The Music Player Daemon Project
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2009-03-13 18:43:16 +01:00
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* http://www.musicpd.org
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2004-02-24 00:41:20 +01:00
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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2009-03-13 18:43:16 +01:00
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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2004-02-24 00:41:20 +01:00
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*/
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2009-11-12 09:12:38 +01:00
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#include "config.h"
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2013-07-30 20:11:57 +02:00
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#include "Tag.hxx"
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2013-01-07 10:36:27 +01:00
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#include "TagPool.hxx"
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2013-09-05 18:13:29 +02:00
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#include "TagString.hxx"
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2013-09-05 18:34:12 +02:00
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#include "TagSettings.h"
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2013-12-03 11:27:16 +01:00
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#include "TagBuilder.hxx"
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2013-10-20 23:09:51 +02:00
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#include "util/ASCII.hxx"
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2004-02-24 00:41:20 +01:00
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2008-10-08 10:49:29 +02:00
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#include <assert.h>
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2013-07-30 20:11:57 +02:00
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#include <string.h>
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2008-10-08 10:49:29 +02:00
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2013-10-20 13:32:59 +02:00
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TagType
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2009-11-04 18:47:42 +01:00
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tag_name_parse(const char *name)
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{
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2013-01-07 10:36:27 +01:00
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assert(name != nullptr);
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2009-11-04 18:47:42 +01:00
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for (unsigned i = 0; i < TAG_NUM_OF_ITEM_TYPES; ++i) {
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2013-01-07 10:36:27 +01:00
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assert(tag_item_names[i] != nullptr);
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2009-11-04 18:47:42 +01:00
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if (strcmp(name, tag_item_names[i]) == 0)
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2013-10-20 13:32:59 +02:00
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return (TagType)i;
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2009-11-04 18:47:42 +01:00
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}
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return TAG_NUM_OF_ITEM_TYPES;
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}
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2013-10-20 13:32:59 +02:00
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TagType
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2009-11-04 18:47:42 +01:00
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tag_name_parse_i(const char *name)
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{
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2013-01-07 10:36:27 +01:00
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assert(name != nullptr);
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2009-11-04 18:47:42 +01:00
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for (unsigned i = 0; i < TAG_NUM_OF_ITEM_TYPES; ++i) {
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2013-01-07 10:36:27 +01:00
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assert(tag_item_names[i] != nullptr);
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2009-11-04 18:47:42 +01:00
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2013-10-20 23:09:51 +02:00
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if (StringEqualsCaseASCII(name, tag_item_names[i]))
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2013-10-20 13:32:59 +02:00
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return (TagType)i;
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2009-11-04 18:47:42 +01:00
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}
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return TAG_NUM_OF_ITEM_TYPES;
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}
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2013-07-31 00:26:55 +02:00
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void
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Tag::Clear()
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{
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time = -1;
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has_playlist = false;
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tag_pool_lock.lock();
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for (unsigned i = 0; i < num_items; ++i)
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tag_pool_put_item(items[i]);
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tag_pool_lock.unlock();
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2013-12-03 11:16:25 +01:00
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delete[] items;
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2013-07-31 00:26:55 +02:00
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items = nullptr;
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num_items = 0;
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}
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2013-07-30 20:11:57 +02:00
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Tag::Tag(const Tag &other)
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:time(other.time), has_playlist(other.has_playlist),
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items(nullptr),
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num_items(other.num_items)
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2006-07-20 18:02:40 +02:00
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{
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2013-07-30 20:11:57 +02:00
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if (num_items > 0) {
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2013-12-03 11:16:25 +01:00
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items = new TagItem *[num_items];
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2004-02-24 00:41:20 +01:00
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2013-07-30 20:11:57 +02:00
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tag_pool_lock.lock();
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for (unsigned i = 0; i < num_items; i++)
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items[i] = tag_pool_dup_item(other.items[i]);
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tag_pool_lock.unlock();
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}
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2004-06-01 12:28:06 +02:00
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}
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2013-07-30 20:11:57 +02:00
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Tag *
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Tag::Merge(const Tag &base, const Tag &add)
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2009-01-03 23:28:51 +01:00
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{
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2013-12-13 15:53:58 +01:00
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TagBuilder builder(add);
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builder.Complement(base);
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2014-01-08 19:43:09 +01:00
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return builder.CommitNew();
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2009-01-03 23:28:51 +01:00
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}
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2013-07-30 20:11:57 +02:00
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Tag *
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Tag::MergeReplace(Tag *base, Tag *add)
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2010-03-17 23:12:21 +01:00
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{
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2013-01-07 10:36:27 +01:00
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if (add == nullptr)
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2010-03-17 23:12:21 +01:00
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return base;
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2013-01-07 10:36:27 +01:00
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if (base == nullptr)
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2010-03-17 23:12:21 +01:00
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return add;
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2013-07-30 20:11:57 +02:00
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Tag *tag = Merge(*base, *add);
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delete base;
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delete add;
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2010-03-17 23:12:21 +01:00
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return tag;
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}
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2009-01-15 00:21:08 +01:00
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const char *
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2013-10-20 13:32:59 +02:00
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Tag::GetValue(TagType type) const
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2008-11-03 18:24:00 +01:00
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{
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assert(type < TAG_NUM_OF_ITEM_TYPES);
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2013-07-30 20:11:57 +02:00
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for (unsigned i = 0; i < num_items; i++)
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if (items[i]->type == type)
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return items[i]->value;
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2009-01-15 00:21:08 +01:00
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2013-01-07 10:36:27 +01:00
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return nullptr;
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2009-01-15 00:21:08 +01:00
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}
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2008-11-03 18:24:00 +01:00
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2013-07-30 20:11:57 +02:00
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bool
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2013-10-20 13:32:59 +02:00
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Tag::HasType(TagType type) const
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2009-01-15 00:21:08 +01:00
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{
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2013-07-30 20:11:57 +02:00
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return GetValue(type) != nullptr;
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2008-11-03 18:24:00 +01:00
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}
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