From e8b4f54ef9910f733f5d4785a906fc6ca185167b Mon Sep 17 00:00:00 2001
From: Jokler <jokler.contact@gmail.com>
Date: Fri, 20 Oct 2017 01:07:48 +0200
Subject: Move the Factoids plugin into a subfolder

---
 src/plugins/factoids/mod.rs      | 161 +++++++++++++++++++++++++++++++++++++++
 src/plugins/factoids/sandbox.lua |   1 +
 2 files changed, 162 insertions(+)
 create mode 100644 src/plugins/factoids/mod.rs
 create mode 100644 src/plugins/factoids/sandbox.lua

(limited to 'src/plugins/factoids')

diff --git a/src/plugins/factoids/mod.rs b/src/plugins/factoids/mod.rs
new file mode 100644
index 0000000..a6cb5c3
--- /dev/null
+++ b/src/plugins/factoids/mod.rs
@@ -0,0 +1,161 @@
+extern crate rlua;
+
+use self::rlua::prelude::*;
+use irc::client::prelude::*;
+use irc::error::Error as IrcError;
+
+use std::collections::HashMap;
+use std::sync::Mutex;
+
+use plugin::*;
+
+#[derive(PluginName, Debug)]
+pub struct Factoids {
+    factoids: Mutex<HashMap<String, String>>,
+}
+
+macro_rules! try_lock {
+    ( $m:expr ) => {
+        match $m.lock() {
+            Ok(guard) => guard,
+            Err(poisoned) => poisoned.into_inner(),
+        }
+    }
+}
+
+static LUA_SANDBOX: &'static str = include_str!("sandbox.lua");
+
+impl Factoids {
+    pub fn new() -> Factoids {
+        Factoids { factoids: Mutex::new(HashMap::new()) }
+    }
+
+    fn add(&self, server: &IrcServer, command: &mut PluginCommand) -> Result<(), IrcError> {
+
+        if command.tokens.len() < 2 {
+            return self.invalid_command(server, command);
+        }
+
+        let name = command.tokens.remove(0);
+
+        try_lock!(self.factoids)
+            .insert(name, command.tokens.join(" "));
+
+        server.send_notice(&command.source, "Successfully added")
+    }
+
+    fn get(&self, server: &IrcServer, command: &PluginCommand) -> Result<(), IrcError> {
+
+        if command.tokens.len() < 1 {
+            self.invalid_command(server, command)
+
+        } else {
+            let name = &command.tokens[0];
+            let factoids = try_lock!(self.factoids);
+            let factoid = match factoids.get(name) {
+                Some(v) => v,
+                None => return self.invalid_command(server, command),
+            };
+
+            server.send_privmsg(&command.target, &format!("{}: {}", name, factoid))
+        }
+    }
+
+    fn exec(&self, server: &IrcServer, mut command: PluginCommand) -> Result<(), IrcError> {
+
+        if command.tokens.len() < 1 {
+            self.invalid_command(server, &command)
+
+        } else {
+            let name = command.tokens.remove(0);
+
+            let factoids = try_lock!(self.factoids);
+            let factoid = match factoids.get(&name) {
+                Some(v) => v,
+                None => return self.invalid_command(server, &command),
+            };
+
+            let value = match self.run_lua(&name, factoid, &command) {
+                Ok(v) => v,
+                Err(e) => format!("{}", e),
+            };
+
+            server.send_privmsg(&command.target, &value)
+        }
+    }
+
+    fn run_lua(&self,
+               name: &str,
+               code: &str,
+               command: &PluginCommand)
+               -> Result<String, rlua::Error> {
+
+        let args = command
+            .tokens
+            .iter()
+            .filter(|x| !x.is_empty())
+            .map(ToOwned::to_owned)
+            .collect::<Vec<String>>();
+
+        let lua = Lua::new();
+        let globals = lua.globals();
+
+        globals.set("factoid", lua.load(code, Some(name))?)?;
+        globals.set("args", args)?;
+        globals.set("input", command.tokens.join(" "))?;
+        globals.set("user", command.source.clone())?;
+        globals.set("channel", command.target.clone())?;
+        globals.set("output", lua.create_table())?;
+
+        lua.exec::<()>(LUA_SANDBOX, Some(name))?;
+        let output: Vec<String> = globals.get::<_, Vec<String>>("output")?;
+
+        Ok(output.join("|"))
+    }
+
+    fn invalid_command(&self, server: &IrcServer, command: &PluginCommand) -> Result<(), IrcError> {
+        server.send_notice(&command.source, "Invalid Command")
+    }
+}
+
+impl Plugin for Factoids {
+    fn is_allowed(&self, _: &IrcServer, message: &Message) -> bool {
+        match message.command {
+            Command::PRIVMSG(_, ref content) => content.starts_with('!'),
+            _ => false,
+        }
+    }
+
+    fn execute(&self, server: &IrcServer, message: &Message) -> Result<(), IrcError> {
+        if let Command::PRIVMSG(_, mut content) = message.command.clone() {
+            content.remove(0);
+
+            let t: Vec<String> = content.split(' ').map(ToOwned::to_owned).collect();
+
+            let c = PluginCommand {
+                source: message.source_nickname().unwrap().to_string(),
+                target: message.response_target().unwrap().to_string(),
+                tokens: t,
+            };
+
+            self.exec(server, c)
+
+        } else {
+            Ok(())
+        }
+    }
+
+    fn command(&self, server: &IrcServer, mut command: PluginCommand) -> Result<(), IrcError> {
+        if command.tokens.is_empty() {
+            return self.invalid_command(server, &command);
+        }
+
+        let sub_command = command.tokens.remove(0);
+        match sub_command.as_ref() {
+            "add" => self.add(server, &mut command),
+            "get" => self.get(server, &command),
+            "exec" => self.exec(server, command),
+            _ => self.invalid_command(server, &command),
+        }
+    }
+}
diff --git a/src/plugins/factoids/sandbox.lua b/src/plugins/factoids/sandbox.lua
new file mode 100644
index 0000000..9b4f52e
--- /dev/null
+++ b/src/plugins/factoids/sandbox.lua
@@ -0,0 +1 @@
+factoid()
-- 
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