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|
use irc::client::prelude::*;
use std::time::Duration;
use std::sync::Mutex;
use time;
use chrono::NaiveDateTime;
use humantime::format_duration;
use plugin::*;
use error::FrippyError;
use error::ErrorKind as FrippyErrorKind;
use failure::Fail;
use failure::ResultExt;
pub mod database;
use self::database::{Database, DbResponse};
macro_rules! try_lock {
( $m:expr ) => {
match $m.lock() {
Ok(guard) => guard,
Err(poisoned) => poisoned.into_inner(),
}
}
}
#[derive(PluginName, Default)]
pub struct Tell<T: Database> {
tells: Mutex<T>,
}
impl<T: Database> Tell<T> {
pub fn new(db: T) -> Tell<T> {
Tell {
tells: Mutex::new(db),
}
}
fn tell_command(&self, client: &IrcClient, command: PluginCommand) -> Result<&str, String> {
if command.tokens.len() < 2 {
return Err(self.invalid_command(client));
}
let receiver = &command.tokens[0];
let sender = command.source;
if receiver.eq_ignore_ascii_case(&sender) {
return Err(String::from("That's your name!"));
}
if let Some(channels) = client.list_channels() {
for channel in channels {
if let Some(users) = client.list_users(&channel) {
if users
.iter()
.any(|u| u.get_nickname().eq_ignore_ascii_case(&receiver))
{
return Err(format!("{} is currently online.", receiver));
}
}
}
}
let tm = time::now().to_timespec();
let message = command.tokens[1..].join(" ");
let tell = database::NewTellMessage {
sender: &sender,
receiver: &receiver.to_lowercase(),
time: NaiveDateTime::from_timestamp(tm.sec, 0u32),
message: &message,
};
match try_lock!(self.tells).insert_tell(&tell) {
DbResponse::Success => Ok("Got it!"),
DbResponse::Failed(e) => Err(e.to_string()),
}
}
fn send_tells(&self, client: &IrcClient, receiver: &str) -> ExecutionStatus {
let mut tells = try_lock!(self.tells);
if let Some(tell_messages) = tells.get_tells(&receiver.to_lowercase()) {
for tell in tell_messages {
let now = Duration::new(time::now().to_timespec().sec as u64, 0);
let dur = now - Duration::new(tell.time.timestamp() as u64, 0);
let human_dur = format_duration(dur);
if let Err(e) = client.send_notice(
receiver,
&format!(
"Tell from {} {} ago: {}",
tell.sender, human_dur, tell.message
),
) {
return ExecutionStatus::Err(e.context(FrippyErrorKind::Connection).into());
}
debug!(
"Sent {:?} from {:?} to {:?}",
tell.message, tell.sender, receiver
);
}
}
tells.delete_tells(&receiver.to_lowercase());
ExecutionStatus::Done
}
fn invalid_command(&self, client: &IrcClient) -> String {
format!(
"Incorrect Command. \
Send \"{} tell help\" for help.",
client.current_nickname()
)
}
fn help(&self, client: &IrcClient) -> String {
format!(
"usage: {} tell user message\r\n\
example: {0} tell Foobar Hello!",
client.current_nickname()
)
}
}
impl<T: Database> Plugin for Tell<T> {
fn execute(&self, client: &IrcClient, message: &Message) -> ExecutionStatus {
match message.command {
Command::JOIN(_, _, _) => self.send_tells(client, message.source_nickname().unwrap()),
_ => ExecutionStatus::Done,
}
}
fn execute_threaded(&self, _: &IrcClient, _: &Message) -> Result<(), FrippyError> {
panic!("Tell should not use threading")
}
fn command(&self, client: &IrcClient, command: PluginCommand) -> Result<(), FrippyError> {
if command.tokens.is_empty() {
return Ok(client
.send_notice(&command.source, &self.invalid_command(client))
.context(FrippyErrorKind::Connection)?);
}
let sender = command.source.to_owned();
Ok(match command.tokens[0].as_ref() {
"help" => client
.send_notice(&command.source, &self.help(client))
.context(FrippyErrorKind::Connection),
_ => match self.tell_command(client, command) {
Ok(msg) => client
.send_notice(&sender, msg)
.context(FrippyErrorKind::Connection),
Err(msg) => client
.send_notice(&sender, &msg)
.context(FrippyErrorKind::Connection),
},
}?)
}
fn evaluate(&self, _: &IrcClient, _: PluginCommand) -> Result<String, String> {
Err(String::from("This Plugin does not implement any commands."))
}
}
use std::fmt;
impl<T: Database> fmt::Debug for Tell<T> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "Tell {{ ... }}")
}
}
|
