50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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// Copyright The Music Player Daemon Project
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#include "ScanVorbisComment.hxx"
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#include "XiphTags.hxx"
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#include "tag/Names.hxx"
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#include "tag/Table.hxx"
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#include "tag/Handler.hxx"
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#include "tag/VorbisComment.hxx"
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#include "util/StringSplit.hxx"
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/**
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* Check if the comment's name equals the passed name, and if so, copy
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* the comment value into the tag.
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*/
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static bool
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vorbis_copy_comment(std::string_view comment,
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std::string_view name, TagType tag_type,
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TagHandler &handler) noexcept
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{
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const auto value = GetVorbisCommentValue(comment, name);
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if (value.data() != nullptr) {
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handler.OnTag(tag_type, value);
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return true;
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}
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return false;
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}
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void
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ScanVorbisComment(std::string_view comment, TagHandler &handler) noexcept
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{
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if (handler.WantPair()) {
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const auto split = Split(comment, '=');
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if (!split.first.empty() && split.second.data() != nullptr)
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handler.OnPair(split.first, split.second);
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}
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for (const struct tag_table *i = xiph_tags; i->name != nullptr; ++i)
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if (vorbis_copy_comment(comment, i->name, i->type,
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handler))
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return;
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for (unsigned i = 0; i < TAG_NUM_OF_ITEM_TYPES; ++i)
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if (vorbis_copy_comment(comment,
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tag_item_names[i], TagType(i),
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handler))
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return;
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}
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