implement history command to get password history

2 files changed, 35 insertions, 0 deletions

diff --git a/src/bin/rbw/commands.rs b/src/bin/rbw/commands.rs
index 7152a59..81ea2e2 100644
--- a/src/bin/rbw/commands.rs
+++ b/src/bin/rbw/commands.rs
@@ -299,6 +299,30 @@ pub fn remove(name: &str, username: Option<&str>) -> anyhow::Result<()> {
     Ok(())
 }
 
+pub fn history(name: &str, username: Option<&str>) -> anyhow::Result<()> {
+    unlock()?;
+
+    let email = config_email()?;
+    let db = rbw::db::Db::load(&email)
+        .context("failed to load password database")?;
+
+    let desc = format!(
+        "{}{}",
+        username
+            .map(|s| format!("{}@", s))
+            .unwrap_or_else(|| "".to_string()),
+        name
+    );
+
+    let (_, decrypted) = find_entry(&db, name, username)
+        .with_context(|| format!("couldn't find entry for '{}'", desc))?;
+    for history in decrypted.history {
+        println!("{}: {}", history.last_used_date, history.password);
+    }
+
+    Ok(())
+}
+
 pub fn lock() -> anyhow::Result<()> {
     ensure_agent()?;
     crate::actions::lock()?;
diff --git a/src/bin/rbw/main.rs b/src/bin/rbw/main.rs
index b09ae2b..90ef95e 100644
--- a/src/bin/rbw/main.rs
+++ b/src/bin/rbw/main.rs
@@ -68,6 +68,11 @@ fn main() {
                 .arg(clap::Arg::with_name("name").required(true))
                 .arg(clap::Arg::with_name("user")),
         )
+        .subcommand(
+            clap::SubCommand::with_name("history")
+                .arg(clap::Arg::with_name("name").required(true))
+                .arg(clap::Arg::with_name("user")),
+        )
         .subcommand(clap::SubCommand::with_name("lock"))
         .subcommand(clap::SubCommand::with_name("purge"))
         .subcommand(clap::SubCommand::with_name("stop-agent"))
@@ -143,6 +148,12 @@ fn main() {
             smatches.value_of("user"),
         )
         .context("remove"),
+        // this unwrap is safe because name is marked .required(true)
+        ("history", Some(smatches)) => commands::history(
+            smatches.value_of("name").unwrap(),
+            smatches.value_of("user"),
+        )
+        .context("history"),
         ("lock", Some(_)) => commands::lock().context("lock"),
         ("purge", Some(_)) => commands::purge().context("purge"),
         ("stop-agent", Some(_)) => {