Executable that removes images

src/bin/id3-image-remove.rs

@@ -0,0 +1,56 @@
+use std::process;
+use std::io::{self, Write};
+use std::path::PathBuf;
+
+use structopt::StructOpt;
+use id3_image::remove_images;
+
+#[derive(StructOpt, Debug)]
+#[structopt(name = "id3-image-remove")]
+struct Opt {
+    /// Verbose mode (-v, -vv, -vvv, etc.)
+    #[structopt(short = "v", long = "verbose", parse(from_occurrences))]
+    verbose: u8,
+
+    /// Don't ask for confirmation before removing
+    #[structopt(long = "no-confirm")]
+    no_confirm: bool,
+
+    /// Music file to remove images from
+    #[structopt(name = "music-file.mp3", required = true, parse(from_os_str))]
+    music_filename: PathBuf,
+}
+
+fn main() {
+    let opt = Opt::from_args();
+
+    if !opt.no_confirm {
+        print_prompt();
+        let mut input = String::new();
+        while let Err(_) = io::stdin().read_line(&mut input) {
+            println!("Could not read your input, please try again.");
+            print_prompt();
+        }
+
+        let choice = input.to_lowercase().trim().chars().next().unwrap_or('y');
+        if choice != 'y' {
+            if opt.verbose >= 1 {
+                println!("Exiting without removing images");
+            }
+            process::exit(0);
+        }
+    }
+
+    if let Err(e) = remove_images(&opt.music_filename) {
+        eprintln!("{}", e);
+        process::exit(1);
+    }
+    if opt.verbose >= 1 {
+        println!("Removed images on {:?}", opt.music_filename);
+    }
+}
+
+fn print_prompt() {
+    print!("Are you sure you'd like to clear all embedded images? [Y/n] ");
+    io::stdout().flush().unwrap();
+}