forked from mirrors/kingfisher
63 lines
1.9 KiB
Rust
63 lines
1.9 KiB
Rust
use std::path::Path;
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use crate::decompress::ZIP_BASED_FORMATS;
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pub fn is_compressed_file(path: &Path) -> bool {
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// Get the full filename
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let filename = match path.file_name().and_then(|s| s.to_str()) {
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Some(name) => name.to_lowercase(),
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None => return false,
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};
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// Check for compound extensions first
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if filename.ends_with(".tar.gz")
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|| filename.ends_with(".tar.bz2")
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|| filename.ends_with(".tar.xz")
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{
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return true;
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}
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// Then check single extensions
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if let Some(ext) = path.extension().and_then(|s| s.to_str()) {
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let ext_lower = ext.to_lowercase();
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ext_lower == "gz"
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|| ext_lower == "tgz"
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|| ext_lower == "bz2"
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|| ext_lower == "xz"
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|| ext_lower == "tar"
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|| ext_lower == "zlib"
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|| ext_lower == "asar"
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|| ZIP_BASED_FORMATS.iter().any(|z| *z == ext)
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} else {
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false
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}
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}
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const SQLITE_EXTENSIONS: &[&str] = &["db", "sqlite", "sqlite3", "db3", "s3db", "sl3"];
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/// SQLite file header magic bytes. Useful for detecting extensionless SQLite
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/// files (e.g. Chrome `Cookies`, `History`, `Web Data`).
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#[allow(dead_code)]
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pub const SQLITE_MAGIC: &[u8; 16] = b"SQLite format 3\0";
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pub fn is_pyc_file(path: &Path) -> bool {
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if let Some(ext) = path.extension().and_then(|s| s.to_str()) {
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let ext_lower = ext.to_lowercase();
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ext_lower == "pyc" || ext_lower == "pyo"
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} else {
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false
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}
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}
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pub fn is_sqlite_file(path: &Path) -> bool {
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if let Some(ext) = path.extension().and_then(|s| s.to_str()) {
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let ext_lower = ext.to_lowercase();
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if SQLITE_EXTENSIONS.iter().any(|e| *e == ext_lower) {
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return true;
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}
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}
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false
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}
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/// Check the first 16 bytes of `data` for the SQLite magic header.
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#[allow(dead_code)]
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pub fn has_sqlite_magic(data: &[u8]) -> bool {
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data.len() >= SQLITE_MAGIC.len() && data[..SQLITE_MAGIC.len()] == *SQLITE_MAGIC
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}
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