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73 lines
2.1 KiB
Rust
73 lines
2.1 KiB
Rust
use super::*;
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use crate::preproc::rga_preproc;
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use failure::*;
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use lazy_static::lazy_static;
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use std::fs::File;
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// todo:
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// maybe todo: read list of extensions from
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//ffmpeg -demuxers | tail -n+5 | awk '{print $2}' | while read demuxer; do echo MUX=$demuxer; ffmpeg -h demuxer=$demuxer | grep 'Common extensions'; done 2>/dev/null
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static EXTENSIONS: &[&str] = &["zip"];
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lazy_static! {
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static ref METADATA: AdapterMeta = AdapterMeta {
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name: "zip".to_owned(),
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version: 1,
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matchers: EXTENSIONS
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.iter()
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.map(|s| Matcher::FileExtension(s.to_string()))
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.collect(),
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};
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}
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pub struct ZipAdapter;
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impl ZipAdapter {
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pub fn new() -> ZipAdapter {
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ZipAdapter
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}
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}
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impl GetMetadata for ZipAdapter {
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fn metadata<'a>(&'a self) -> &'a AdapterMeta {
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&METADATA
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}
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}
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impl FileAdapter for ZipAdapter {
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fn adapt(&self, ai: AdaptInfo) -> Fallible<()> {
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use std::io::prelude::*;
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let AdaptInfo {
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filepath_hint,
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mut inp,
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oup,
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line_prefix,
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..
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} = ai;
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loop {
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match ::zip::read::read_zipfile_from_stream(&mut inp) {
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Ok(None) => break,
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Ok(Some(mut file)) => {
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eprintln!(
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"{}|{}: {} bytes ({} bytes packed)",
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filepath_hint.to_string_lossy(),
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file.name(),
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file.size(),
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file.compressed_size()
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);
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let line_prefix = &format!("{}{}:/", line_prefix, file.name().clone());
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rga_preproc(
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AdaptInfo {
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filepath_hint: &file.sanitized_name(),
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inp: &mut file,
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oup: oup,
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line_prefix,
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},
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None,
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)?;
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}
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Err(e) => return Err(e.into()),
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}
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}
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Ok(())
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}
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}
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