First commit. WIP, just prints the mv command. Untested.

This commit is contained in:
Pedro de Oliveira 2023-05-07 20:01:12 +01:00
commit d25f467665
4 changed files with 446 additions and 0 deletions

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/target
/.idea
rmv.iml

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[package]
name = "rmv"
version = "0.1.0"
edition = "2021"
authors = ["Pedro de Oliveira <falsovsky@gmail.com>"]
license = "MIT"
description = "rmv: Renaming made easy with regex"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
clap = { version = "4.2.7", features = ["derive"] }
glob = "0.3.1"
regex = "1.8.1"

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use clap::Parser;
use glob::glob;
use regex::Regex;
use std::path::PathBuf;
#[derive(Parser, Debug)]
#[command(author, version, about)]
struct Args {
/// Path to the directory where the files to be renamed are located.
#[arg(short = 'i', long)]
path: String,
/// Regular expression pattern to match against the filenames in the directory.
///
/// The pattern should contain match groups (expressed in parentheses).
/// Example: "s(\d+)e(\d+).*\.(...)"
#[arg(short = 's', long)]
pattern: String,
/// Replacement pattern for the matched filenames.
///
/// You can use `\1`, `\2`, etc. to reference the match groups in the pattern.
/// Example: "Season \1 Episode \2.\3"
#[arg(short = 'r', long)]
replacement: String,
/// Filename wildcard to filter the files to be renamed in the directory.
///
/// Use `*` to match any filename. For example, "*.mkv" will match all files with the ".mkv" extension.
#[arg(short = 'w', long, default_value = "*")]
wildcard: String,
}
fn get_file_list(dir_path: &str, wildcard: &str) -> Vec<String> {
let pattern = format!("{}/{}", dir_path, wildcard);
let dir_entries: Vec<Result<PathBuf, _>> = glob(&pattern).unwrap().collect();
dir_entries
.into_iter()
.filter_map(|entry| entry.ok())
.filter(|entry: &PathBuf| entry.is_file())
.map(|entry| entry.file_name().unwrap().to_string_lossy().to_string())
.collect()
}
fn main() {
let args = Args::parse();
let dir_path = &args.path;
let pattern = &args.pattern;
let replacement = &args.replacement;
let wildcard = &args.wildcard;
let files = get_file_list(dir_path, wildcard);
let re = Regex::new(pattern).unwrap();
for file_name in files {
for captures in re.captures_iter(&file_name) {
let mut replaced_text = String::from(replacement);
for (i, capture) in captures.iter().enumerate() {
if let Some(capture) = capture {
let capture_text = capture.as_str().to_string();
let replace_key = format!("\\{}", i);
replaced_text = replaced_text.replace(&replace_key, &capture_text);
}
}
println!("mv \"{}\" \"{}\"", file_name, replaced_text);
}
}
}