Volume plugin

dim_plugins/volume/Cargo.toml

@@ -0,0 +1,16 @@
+[package]
+name = "volume"
+version = "0.1.0"
+edition = "2021"
+
+[lib]
+crate-type=["cdylib"]
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+anyhow = "1.0.86"
+dim_sdk = {path="../../sdk/rust/dim_sdk"}
+lazy_static = "1.4.0"
+regex = "1.10.5"
+serde = { version = "1.0.203", features = ["derive"] }
+toml = "0.8.14"

dim_plugins/volume/Makefile

@@ -0,0 +1,17 @@
+# Must match package name in Cargo.toml
+PLUGIN_NAME=volume
+# `release` or `debug`
+TYPE=release
+
+build: $(PLUGIN_DIR)/$(PLUGIN_NAME).dim
+
+$(PLUGIN_DIR)/$(PLUGIN_NAME).dim: $(OBJECT_DIR)/$(PLUGIN_NAME)/$(TYPE)/lib$(PLUGIN_NAME).so
+	@mkdir -p $(dir $@)
+	cp $^ $@
+
+$(OBJECT_DIR)/$(PLUGIN_NAME)/$(TYPE)/lib$(PLUGIN_NAME).so:
+	@mkdir -p $(dir $@)
+	cargo build --release --target-dir $(OBJECT_DIR)/$(PLUGIN_NAME) 
+
+
+ 

dim_plugins/volume/config.template.toml

@@ -0,0 +1,3 @@
+[commands]
+get_volume="pactl get-sink-volume @DEFAULT_SINK@"
+get_volume_regex=".* (?<vol>[0-9]{1,3})%.*"

dim_plugins/volume/src/config.rs

@@ -0,0 +1,37 @@
+use std::path::Path;
+use anyhow::Result;
+use serde::Deserialize;
+
+const DEFAULT_CFG: &'static str = include_str!("../config.template.toml");
+
+#[derive(Debug, Deserialize, Clone)]
+pub struct Config {
+    pub commands: ConfigCommands,
+}
+
+#[derive(Debug, Deserialize, Clone)]
+pub struct ConfigCommands {
+    pub get_volume: String,
+    pub get_volume_regex: String,
+}
+
+impl Config {
+    pub fn parse(p: &Path) -> Result<Self> {
+        if !p.exists() {
+            std::fs::write(p, DEFAULT_CFG)?;
+        }
+
+        let c = std::fs::read_to_string(p)?;
+        Ok(toml::from_str(c.as_str())?)
+    }
+
+    pub fn default() -> Self {
+        Self {
+            commands: ConfigCommands { 
+                get_volume: String::new(),
+                get_volume_regex: String::new()
+            } 
+        }
+    }
+
+}

dim_plugins/volume/src/lib.rs

@@ -0,0 +1,68 @@
+use std::{fmt::Write, path::PathBuf, process::Stdio};
+use dim_sdk::{plugin_info, Context, DimPlugin};
+use std::fs::read_to_string;
+
+mod config;
+
+plugin_info!(
+    Plug,                    // Your main global structs name that implements `DimPlugin`
+    "volume",                // Plugin name
+    "1.0.0",                 // Plugin Version (leave empty for none)
+    "GPLv3"                  // Plugin license (leave empty for none)
+    );
+
+#[derive(Debug, Clone)]
+struct Plug {
+    cfg: config::Config,
+}
+
+impl Plug {
+    pub fn new() -> Self {
+        Self {
+            cfg: config::Config::default()
+        }
+    }
+}
+
+impl DimPlugin for Plug {
+    fn init(&mut self, ctx: Context) {
+        match config::Config::parse(&ctx.config_dir.join("config.toml")) {
+            Ok(c) => self.cfg = c,
+            Err(e) => {
+                eprintln!("ERROR: Failed to open config file: {e}");
+                // TODO: Add function to disable the plugin
+                return;
+            }
+        }
+    }
+    fn poll(&mut self, f: &mut dim_sdk::CBuffer) -> dim_sdk::Result<()> {
+        let mut proc = {
+                let mut p = std::process::Command::new("sh");
+                p.arg("-c");
+                p.arg(&self.cfg.commands.get_volume);
+                p.stdout(Stdio::piped());
+                p
+            };
+
+        let output = String::from_utf8(proc.output()?.stdout)?;
+        let re = regex::Regex::new(&self.cfg.commands.get_volume_regex)?;
+    
+        if let Some(caps) = re.captures(&output) {
+            let volume = &caps["vol"];
+            write!(f, "Vol: {volume}%")?;
+        }
+        Ok(())
+    }
+    fn pre_reload(&mut self) {
+    }
+    fn post_reload(&mut self) {
+
+    }
+    fn free(&mut self) {
+
+    }
+}
+
+
+
+