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67 lines
1.5 KiB
C++

// SPDX-License-Identifier: GPL-2.0-or-later
// Copyright The Music Player Daemon Project
#include "ApeTag.hxx"
#include "ApeLoader.hxx"
#include "ParseName.hxx"
#include "Table.hxx"
#include "Handler.hxx"
#include "util/IterableSplitString.hxx"
static constexpr struct tag_table ape_tags[] = {
{ "album artist", TAG_ALBUM_ARTIST },
{ "year", TAG_DATE },
{ nullptr, TAG_NUM_OF_ITEM_TYPES }
};
static TagType
tag_ape_name_parse(const char *name)
{
TagType type = tag_table_lookup_i(ape_tags, name);
if (type == TAG_NUM_OF_ITEM_TYPES)
type = tag_name_parse_i(name);
return type;
}
/**
* @return true if the item was recognized
*/
static bool
tag_ape_import_item(unsigned long flags,
const char *key, std::string_view value,
TagHandler &handler) noexcept
{
/* we only care about utf-8 text tags */
if ((flags & (0x3 << 1)) != 0)
return false;
if (handler.WantPair())
for (const auto i : IterableSplitString(value, '\0'))
handler.OnPair(key, i);
TagType type = tag_ape_name_parse(key);
if (type == TAG_NUM_OF_ITEM_TYPES)
return false;
for (const auto i : IterableSplitString(value, '\0'))
handler.OnTag(type, i);
return true;
}
bool
tag_ape_scan2(InputStream &is, TagHandler &handler)
{
bool recognized = false;
auto callback = [&handler, &recognized]
(unsigned long flags, const char *key,
std::string_view value) {
recognized |= tag_ape_import_item(flags, key, value, handler);
return true;
};
return tag_ape_scan(is, callback) && recognized;
}