Added DBUS support

Added Plasma handler

src/handlers/dbus.rs

@@ -0,0 +1,43 @@
+use dbus::blocking::Connection;
+use std::time::Duration;
+
+pub fn test() -> Result<(), Box<dyn std::error::Error>> {
+    // First open up a connection to the session bus
+    let conn = Connection::new_session()?;
+
+    // Second, create a wrapper struct around the connection that makes it easy
+    // to send method calls to a specific destination and path.
+    let proxy = conn.with_proxy(
+        "org.kde.plasmashell",
+        "/PlasmaShell",
+        Duration::from_millis(5000),
+    );
+
+    use dbus_s::OrgKdePlasmaShell;
+    // Now make the method call. The ListNames method call takes zero input parameters and
+    // one output parameter which is an array of strings
+    // Therefore the input is a zero tuple "()", and the output is a single tuple "(names, )"
+
+    let test = "
+    var allDesktops = desktops();
+    allDesktops[0].wallpaperPlugin = 'org.kde.image';
+    allDesktops[0].currentConfigGroup = Array('Wallpaper', 'org.kde.image', 'General');
+    allDesktops[0].writeConfig('Image', 'file:///home/ben/Pictures/wallpaper-ultra/wallhaven-pkj7gm.png');w
+    allDesktops[1].wallpaperPlugin = 'org.kde.image';
+    allDesktops[1].currentConfigGroup = Array('Wallpaper', 'org.kde.image', 'General');
+    allDesktops[1].writeConfig('Image', 'file:///home/ben/Pictures/wallpaper-hor/papes/1490136858978.jpg');
+    ";
+
+    proxy.evaluate_script(test);
+
+    // let (_, error): (String, dbus::Error) = proxy
+    //     .method_call("org.kde.PlasmaShell", "evaluateScript", (test,))
+    //     .unwrap();
+
+    // Let's print all the names to stdout
+    // for name in names {
+    //     println!("{}", name);
+    // }
+
+    Ok(())
+}

src/handlers/dbus_s.rs

@@ -0,0 +1,276 @@
+// This code was autogenerated with `dbus-codegen-rust -g -m None -d org.kde.plasmashell -p /PlasmaShell`, see https://github.com/diwic/dbus-rs
+use dbus;
+#[allow(unused_imports)]
+use dbus::arg;
+use dbus::blocking;
+
+pub trait OrgKdePlasmaShell {
+    fn toggle_dashboard(&self) -> Result<(), dbus::Error>;
+    fn toggle_activity_manager(&self) -> Result<(), dbus::Error>;
+    fn toggle_widget_explorer(&self) -> Result<(), dbus::Error>;
+    fn set_dashboard_shown(&self, show: bool) -> Result<(), dbus::Error>;
+    fn evaluate_script(&self, script: &str) -> Result<String, dbus::Error>;
+    fn color(&self) -> Result<u32, dbus::Error>;
+    fn dump_current_layout_js(&self) -> Result<Vec<u8>, dbus::Error>;
+    fn load_look_and_feel_default_layout(&self, layout: &str) -> Result<(), dbus::Error>;
+    fn activate_launcher_menu(&self) -> Result<(), dbus::Error>;
+    fn refresh_current_shell(&self) -> Result<(), dbus::Error>;
+    fn wallpaper(&self, screen_num: u32) -> Result<arg::PropMap, dbus::Error>;
+    fn set_wallpaper(
+        &self,
+        wallpaper_plugin: &str,
+        parameters: &str,
+        screen_num: u32,
+    ) -> Result<(), dbus::Error>;
+    fn edit_mode(&self) -> Result<bool, dbus::Error>;
+    fn setedit_mode(&self, value: bool) -> Result<(), dbus::Error>;
+}
+
+#[derive(Debug)]
+pub struct OrgKdePlasmaShellWallpaperChanged {
+    pub screen_num: u32,
+}
+
+impl arg::AppendAll for OrgKdePlasmaShellWallpaperChanged {
+    fn append(&self, i: &mut arg::IterAppend) {
+        arg::RefArg::append(&self.screen_num, i);
+    }
+}
+
+impl arg::ReadAll for OrgKdePlasmaShellWallpaperChanged {
+    fn read(i: &mut arg::Iter) -> Result<Self, arg::TypeMismatchError> {
+        Ok(OrgKdePlasmaShellWallpaperChanged {
+            screen_num: i.read()?,
+        })
+    }
+}
+
+impl dbus::message::SignalArgs for OrgKdePlasmaShellWallpaperChanged {
+    const NAME: &'static str = "wallpaperChanged";
+    const INTERFACE: &'static str = "org.kde.PlasmaShell";
+}
+
+#[derive(Debug)]
+pub struct OrgKdePlasmaShellColorChanged {
+    pub changed_color: String,
+}
+
+impl arg::AppendAll for OrgKdePlasmaShellColorChanged {
+    fn append(&self, i: &mut arg::IterAppend) {
+        arg::RefArg::append(&self.changed_color, i);
+    }
+}
+
+impl arg::ReadAll for OrgKdePlasmaShellColorChanged {
+    fn read(i: &mut arg::Iter) -> Result<Self, arg::TypeMismatchError> {
+        Ok(OrgKdePlasmaShellColorChanged {
+            changed_color: i.read()?,
+        })
+    }
+}
+
+impl dbus::message::SignalArgs for OrgKdePlasmaShellColorChanged {
+    const NAME: &'static str = "colorChanged";
+    const INTERFACE: &'static str = "org.kde.PlasmaShell";
+}
+
+impl<'a, T: blocking::BlockingSender, C: ::std::ops::Deref<Target = T>> OrgKdePlasmaShell
+    for blocking::Proxy<'a, C>
+{
+    fn toggle_dashboard(&self) -> Result<(), dbus::Error> {
+        self.method_call("org.kde.PlasmaShell", "toggleDashboard", ())
+    }
+
+    fn toggle_activity_manager(&self) -> Result<(), dbus::Error> {
+        self.method_call("org.kde.PlasmaShell", "toggleActivityManager", ())
+    }
+
+    fn toggle_widget_explorer(&self) -> Result<(), dbus::Error> {
+        self.method_call("org.kde.PlasmaShell", "toggleWidgetExplorer", ())
+    }
+
+    fn set_dashboard_shown(&self, show: bool) -> Result<(), dbus::Error> {
+        self.method_call("org.kde.PlasmaShell", "setDashboardShown", (show,))
+    }
+
+    fn evaluate_script(&self, script: &str) -> Result<String, dbus::Error> {
+        self.method_call("org.kde.PlasmaShell", "evaluateScript", (script,))
+            .and_then(|r: (String,)| Ok(r.0))
+    }
+
+    fn color(&self) -> Result<u32, dbus::Error> {
+        self.method_call("org.kde.PlasmaShell", "color", ())
+            .and_then(|r: (u32,)| Ok(r.0))
+    }
+
+    fn dump_current_layout_js(&self) -> Result<Vec<u8>, dbus::Error> {
+        self.method_call("org.kde.PlasmaShell", "dumpCurrentLayoutJS", ())
+            .and_then(|r: (Vec<u8>,)| Ok(r.0))
+    }
+
+    fn load_look_and_feel_default_layout(&self, layout: &str) -> Result<(), dbus::Error> {
+        self.method_call(
+            "org.kde.PlasmaShell",
+            "loadLookAndFeelDefaultLayout",
+            (layout,),
+        )
+    }
+
+    fn activate_launcher_menu(&self) -> Result<(), dbus::Error> {
+        self.method_call("org.kde.PlasmaShell", "activateLauncherMenu", ())
+    }
+
+    fn refresh_current_shell(&self) -> Result<(), dbus::Error> {
+        self.method_call("org.kde.PlasmaShell", "refreshCurrentShell", ())
+    }
+
+    fn wallpaper(&self, screen_num: u32) -> Result<arg::PropMap, dbus::Error> {
+        self.method_call("org.kde.PlasmaShell", "wallpaper", (screen_num,))
+            .and_then(|r: (arg::PropMap,)| Ok(r.0))
+    }
+
+    fn set_wallpaper(
+        &self,
+        wallpaper_plugin: &str,
+        parameters: &str,
+        screen_num: u32,
+    ) -> Result<(), dbus::Error> {
+        self.method_call(
+            "org.kde.PlasmaShell",
+            "setWallpaper",
+            (wallpaper_plugin, parameters, screen_num),
+        )
+    }
+
+    fn edit_mode(&self) -> Result<bool, dbus::Error> {
+        <Self as blocking::stdintf::org_freedesktop_dbus::Properties>::get(
+            self,
+            "org.kde.PlasmaShell",
+            "editMode",
+        )
+    }
+
+    fn setedit_mode(&self, value: bool) -> Result<(), dbus::Error> {
+        <Self as blocking::stdintf::org_freedesktop_dbus::Properties>::set(
+            self,
+            "org.kde.PlasmaShell",
+            "editMode",
+            value,
+        )
+    }
+}
+
+pub trait OrgFreedesktopDBusProperties {
+    fn get<R0: for<'b> arg::Get<'b> + 'static>(
+        &self,
+        interface_name: &str,
+        property_name: &str,
+    ) -> Result<R0, dbus::Error>;
+    fn set<I2: arg::Arg + arg::Append>(
+        &self,
+        interface_name: &str,
+        property_name: &str,
+        value: I2,
+    ) -> Result<(), dbus::Error>;
+    fn get_all(&self, interface_name: &str) -> Result<arg::PropMap, dbus::Error>;
+}
+
+#[derive(Debug)]
+pub struct OrgFreedesktopDBusPropertiesPropertiesChanged {
+    pub interface_name: String,
+    pub changed_properties: arg::PropMap,
+    pub invalidated_properties: Vec<String>,
+}
+
+impl arg::AppendAll for OrgFreedesktopDBusPropertiesPropertiesChanged {
+    fn append(&self, i: &mut arg::IterAppend) {
+        arg::RefArg::append(&self.interface_name, i);
+        arg::RefArg::append(&self.changed_properties, i);
+        arg::RefArg::append(&self.invalidated_properties, i);
+    }
+}
+
+impl arg::ReadAll for OrgFreedesktopDBusPropertiesPropertiesChanged {
+    fn read(i: &mut arg::Iter) -> Result<Self, arg::TypeMismatchError> {
+        Ok(OrgFreedesktopDBusPropertiesPropertiesChanged {
+            interface_name: i.read()?,
+            changed_properties: i.read()?,
+            invalidated_properties: i.read()?,
+        })
+    }
+}
+
+impl dbus::message::SignalArgs for OrgFreedesktopDBusPropertiesPropertiesChanged {
+    const NAME: &'static str = "PropertiesChanged";
+    const INTERFACE: &'static str = "org.freedesktop.DBus.Properties";
+}
+
+impl<'a, T: blocking::BlockingSender, C: ::std::ops::Deref<Target = T>> OrgFreedesktopDBusProperties
+    for blocking::Proxy<'a, C>
+{
+    fn get<R0: for<'b> arg::Get<'b> + 'static>(
+        &self,
+        interface_name: &str,
+        property_name: &str,
+    ) -> Result<R0, dbus::Error> {
+        self.method_call(
+            "org.freedesktop.DBus.Properties",
+            "Get",
+            (interface_name, property_name),
+        )
+        .and_then(|r: (arg::Variant<R0>,)| Ok((r.0).0))
+    }
+
+    fn set<I2: arg::Arg + arg::Append>(
+        &self,
+        interface_name: &str,
+        property_name: &str,
+        value: I2,
+    ) -> Result<(), dbus::Error> {
+        self.method_call(
+            "org.freedesktop.DBus.Properties",
+            "Set",
+            (interface_name, property_name, arg::Variant(value)),
+        )
+    }
+
+    fn get_all(&self, interface_name: &str) -> Result<arg::PropMap, dbus::Error> {
+        self.method_call(
+            "org.freedesktop.DBus.Properties",
+            "GetAll",
+            (interface_name,),
+        )
+        .and_then(|r: (arg::PropMap,)| Ok(r.0))
+    }
+}
+
+pub trait OrgFreedesktopDBusIntrospectable {
+    fn introspect(&self) -> Result<String, dbus::Error>;
+}
+
+impl<'a, T: blocking::BlockingSender, C: ::std::ops::Deref<Target = T>>
+    OrgFreedesktopDBusIntrospectable for blocking::Proxy<'a, C>
+{
+    fn introspect(&self) -> Result<String, dbus::Error> {
+        self.method_call("org.freedesktop.DBus.Introspectable", "Introspect", ())
+            .and_then(|r: (String,)| Ok(r.0))
+    }
+}
+
+pub trait OrgFreedesktopDBusPeer {
+    fn ping(&self) -> Result<(), dbus::Error>;
+    fn get_machine_id(&self) -> Result<String, dbus::Error>;
+}
+
+impl<'a, T: blocking::BlockingSender, C: ::std::ops::Deref<Target = T>> OrgFreedesktopDBusPeer
+    for blocking::Proxy<'a, C>
+{
+    fn ping(&self) -> Result<(), dbus::Error> {
+        self.method_call("org.freedesktop.DBus.Peer", "Ping", ())
+    }
+
+    fn get_machine_id(&self) -> Result<String, dbus::Error> {
+        self.method_call("org.freedesktop.DBus.Peer", "GetMachineId", ())
+            .and_then(|r: (String,)| Ok(r.0))
+    }
+}

src/handlers/mod.rs

@@ -0,0 +1,4 @@
+pub mod dbus_s;
+use dbus_s::*;
+pub mod plasma;
+use plasma::*;

src/handlers/plasma.rs

@@ -0,0 +1,57 @@
+use crate::config::Monitors;
+use crate::handlers::dbus_s;
+use crate::Wallpapers;
+
+use dbus::blocking::Connection;
+use std::fmt::Write as _;
+use std::time::Duration;
+
+pub fn change_wallpapers(wallpapers: &Wallpapers) {
+    // First open up a connection to the session bus
+    let conn = Connection::new_session().unwrap();
+
+    // Second, create a wrapper struct around the connection that makes it easy
+    // to send method calls to a specific destination and path.
+    let proxy = conn.with_proxy(
+        "org.kde.plasmashell",
+        "/PlasmaShell",
+        Duration::from_millis(5000),
+    );
+
+    use dbus_s::OrgKdePlasmaShell;
+
+    let javascript = generate_js(wallpapers);
+    let resp = proxy.evaluate_script(javascript.as_ref());
+    match resp {
+        Ok(str) => {}
+        Err(e) => println!("{}", e),
+    }
+}
+
+pub fn generate_js(wallpapers: &Wallpapers) -> String {
+    let mut javascript = String::new();
+    javascript.push_str("var allDesktops = desktops();\n");
+    let mut count = 0;
+    for monitor in wallpapers.config.monitors.monitors.iter() {
+        let mut file_buff = String::new();
+        let _ = write!(
+            &mut file_buff,
+            "file://{}",
+            wallpapers.random_selection(monitor)
+        );
+        let mut boilerplate = String::new();
+        // let boilerplate_formatter = ;
+        let _ = write!(
+            &mut boilerplate,
+            "
+        allDesktops[{0}].wallpaperPlugin = 'org.kde.image';
+        allDesktops[{0}].currentConfigGroup = Array('Wallpaper', 'org.kde.image', 'General');
+        allDesktops[{0}].writeConfig('Image', '{1}');
+        ",
+            count, file_buff
+        );
+        javascript.push_str(&boilerplate);
+        count += 1;
+    }
+    javascript
+}