1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79

mod block;
mod properties;
mod read;
#[cfg(feature = "vorbis_comments")]
pub(crate) mod write;

#[cfg(feature = "vorbis_comments")]
use super::tag::VorbisComments;
use crate::error::Result;
use crate::types::file::{AudioFile, FileType, TaggedFile};
use crate::types::properties::FileProperties;
use crate::types::tag::TagType;

use std::io::{Read, Seek};

/// A FLAC file
pub struct FlacFile {
	#[cfg(feature = "vorbis_comments")]
	/// The vorbis comments contained in the file
	///
	/// NOTE: This field being `Some` does not mean the file has vorbis comments, as Picture blocks exist.
	pub(crate) vorbis_comments: Option<VorbisComments>,
	/// The file's audio properties
	pub(crate) properties: FileProperties,
}

impl From<FlacFile> for TaggedFile {
	fn from(input: FlacFile) -> Self {
		Self {
			ty: FileType::FLAC,
			properties: input.properties,
			#[cfg(feature = "vorbis_comments")]
			tags: input
				.vorbis_comments
				.map_or_else(Vec::new, |t| vec![t.into()]),
			#[cfg(not(feature = "vorbis_comments"))]
			tags: Vec::new(),
		}
	}
}

impl AudioFile for FlacFile {
	type Properties = FileProperties;

	fn read_from<R>(reader: &mut R, read_properties: bool) -> Result<Self>
	where
		R: Read + Seek,
	{
		read::read_from(reader, read_properties)
	}

	fn properties(&self) -> &Self::Properties {
		&self.properties
	}

	fn contains_tag(&self) -> bool {
		#[cfg(feature = "vorbis_comments")]
		return self.vorbis_comments.is_some();

		#[cfg(not(feature = "vorbis_comments"))]
		return false;
	}

	#[allow(unused_variables)]
	fn contains_tag_type(&self, tag_type: TagType) -> bool {
		#[cfg(feature = "vorbis_comments")]
		return tag_type == TagType::VorbisComments && self.vorbis_comments.is_some();

		#[cfg(not(feature = "vorbis_comments"))]
		return false;
	}
}

impl FlacFile {
	crate::macros::tag_methods! {
		#[cfg(feature = "vorbis_comments")]
		vorbis_comments, VorbisComments
	}
}