105 lines
2.4 KiB
Rust
105 lines
2.4 KiB
Rust
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use crate::common::*;
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pub(crate) struct TorrentSummary {
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metainfo: Metainfo,
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infohash: sha1::Digest,
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size: Bytes,
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}
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impl TorrentSummary {
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pub(crate) fn load(path: &Path) -> Result<Self, Error> {
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let bytes = fs::read(path).context(error::Filesystem { path })?;
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let metainfo = Metainfo::deserialize(path, &bytes)?;
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let value = bencode::Value::decode(&bytes).unwrap();
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let infohash = if let bencode::Value::Dict(items) = value {
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let info = items
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.iter()
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.find(|(key, _value)| key == b"info")
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.unwrap()
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.1
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.encode();
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Sha1::from(info).digest()
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} else {
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unreachable!()
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};
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let metadata = path.metadata().context(error::Filesystem { path })?;
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Ok(Self {
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size: Bytes(metadata.len().into()),
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infohash,
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metainfo,
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})
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}
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pub(crate) fn table(&self) -> Table {
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let mut table = Table::new();
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table.row("Name", &self.metainfo.info.name);
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if let Some(comment) = &self.metainfo.comment {
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table.row("Comment", comment);
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}
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if let Some(creation_date) = self.metainfo.creation_date {
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#[allow(clippy::as_conversions)]
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table.row(
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"Created",
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Utc.timestamp(
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creation_date
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.min(i64::max_value() as u64)
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.try_into()
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.unwrap(),
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0,
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),
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);
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}
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table.row("Info Hash", self.infohash);
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table.row("Torrent Size", self.size);
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table.row("Content Size", self.metainfo.info.mode.total_size());
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table.row(
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"Private",
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if self.metainfo.info.private.unwrap_or(0) == 1 {
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"yes"
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} else {
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"no"
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},
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);
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match &self.metainfo.announce_list {
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Some(tiers) => {
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let mut value = Vec::new();
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value.push(("Main".to_owned(), vec![self.metainfo.announce.clone()]));
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for (i, tier) in tiers.iter().enumerate() {
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value.push((format!("Tier {}", i + 1), tier.clone()));
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}
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table.tiers("Trackers", value);
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}
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None => table.row("Tracker", &self.metainfo.announce),
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}
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table.row("Piece Size", Bytes::from(self.metainfo.info.piece_length));
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table.row("Piece Count", self.metainfo.info.pieces.len() / 20);
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table.row(
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"File Count",
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match &self.metainfo.info.mode {
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Mode::Single { .. } => 1,
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Mode::Multiple { files } => files.len(),
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},
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);
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table
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}
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}
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